diff options
Diffstat (limited to 'package')
31 files changed, 0 insertions, 16838 deletions
diff --git a/package/bcm43xx-mac80211/Makefile b/package/bcm43xx-mac80211/Makefile deleted file mode 100644 index 12520a1f76..0000000000 --- a/package/bcm43xx-mac80211/Makefile +++ /dev/null @@ -1,73 +0,0 @@ -# -# Copyright (C) 2007 OpenWrt.org -# -# This is free software, licensed under the GNU General Public License v2. -# See /LICENSE for more information. -# -# $Id: Makefile 7440 2007-06-02 02:22:01Z nbd $ - -include $(TOPDIR)/rules.mk -include $(INCLUDE_DIR)/kernel.mk - -PKG_NAME:=bcm43xx-mac80211 -PKG_RELEASE:=1 - -include $(INCLUDE_DIR)/package.mk -ifeq ($(DUMP),) - include $(LINUX_DIR)/.config -endif - -define KernelPackage/bcm43xx-mac80211 - SUBMENU:=Wireless Drivers - TITLE:=Broadcom 43xx wireless support - DEPENDS:=@TARGET_brcm47xx +kmod-mac80211 - KCONFIG:=CONFIG_MAC80211 - FILES:=$(PKG_BUILD_DIR)/bcm43xx-mac80211.$(LINUX_KMOD_SUFFIX) -# AUTOLOAD:=$(call AutoLoad,30,bcm43xx-mac80211) -endef - -define KernelPackage/bcm43xx-mac80211/description - Kernel module for Broadcom 43xx wireless support (mac80211) -endef - -ifneq ($(CONFIG_MAC80211),) - - PKG_EXTRA_KCONFIG:= \ - CONFIG_BCM43XX_MAC80211=m \ - CONFIG_BCM43XX_MAC80211_PCI=y \ - CONFIG_BCM43XX_MAC80211_DEBUG=y \ - CONFIG_BCM43XX_MAC80211_DMA=y \ - CONFIG_BCM43XX_MAC80211_PIO=y \ - CONFIG_BCM43XX_MAC80211_DMA_AND_PIO_MODE=y \ - - PKG_EXTRA_CFLAGS:= \ - -I$(STAGING_DIR)/usr/include/mac80211 \ - $(patsubst CONFIG_%, -DCONFIG_%=1, $(patsubst %=m,%,$(filter %=m,$(PKG_EXTRA_KCONFIG)))) \ - $(patsubst CONFIG_%, -DCONFIG_%=1, $(patsubst %=y,%,$(filter %=y,$(PKG_EXTRA_KCONFIG)))) \ - - define Build/Compile/it - $(MAKE) -C "$(LINUX_DIR)" \ - ARCH="$(LINUX_KARCH)" \ - CROSS_COMPILE="$(TARGET_CROSS)" \ - SUBDIRS="$(PKG_BUILD_DIR)" \ - $(PKG_EXTRA_KCONFIG) \ - EXTRA_CFLAGS="$(PKG_EXTRA_CFLAGS)" \ - V="$(V)" \ - modules - endef - -endif - -define Build/Prepare - mkdir -p $(PKG_BUILD_DIR) - $(CP) ./src/bcm43xx/* $(PKG_BUILD_DIR)/ -endef - -define Build/Configure -endef - -define Build/Compile -$(call Build/Compile/it) -endef - -$(eval $(call KernelPackage,bcm43xx-mac80211)) diff --git a/package/bcm43xx-mac80211/src/Kconfig b/package/bcm43xx-mac80211/src/Kconfig deleted file mode 100644 index 475a3d51b9..0000000000 --- a/package/bcm43xx-mac80211/src/Kconfig +++ /dev/null @@ -1 +0,0 @@ -source "drivers/net/wireless/mac80211/bcm43xx/Kconfig" diff --git a/package/bcm43xx-mac80211/src/Makefile b/package/bcm43xx-mac80211/src/Makefile deleted file mode 100644 index 16c1803078..0000000000 --- a/package/bcm43xx-mac80211/src/Makefile +++ /dev/null @@ -1 +0,0 @@ -obj-$(CONFIG_BCM43XX_MAC80211) += bcm43xx/ diff --git a/package/bcm43xx-mac80211/src/README b/package/bcm43xx-mac80211/src/README deleted file mode 100644 index da9551e3da..0000000000 --- a/package/bcm43xx-mac80211/src/README +++ /dev/null @@ -1,2 +0,0 @@ -This directory contains IEEE 802.11 wireless LAN drivers that are using -Devicescape IEEE 802.11 stack (net/mac80211). diff --git a/package/bcm43xx-mac80211/src/bcm43xx/Kconfig b/package/bcm43xx-mac80211/src/bcm43xx/Kconfig deleted file mode 100644 index 8f9df0ef88..0000000000 --- a/package/bcm43xx-mac80211/src/bcm43xx/Kconfig +++ /dev/null @@ -1,101 +0,0 @@ -config BCM43XX_MAC80211 - tristate "Broadcom BCM43xx wireless support (mac80211 stack)" - depends on MAC80211 && WLAN_80211 && EXPERIMENTAL - select FW_LOADER - select SSB - select HW_RANDOM - ---help--- - This is an experimental driver for the Broadcom 43xx wireless chip, - found in the Apple Airport Extreme and various other devices. - -config BCM43XX_MAC80211_PCI - bool "BCM43xx PCI device support" - depends on BCM43XX_MAC80211 && PCI - select SSB_PCIHOST - select SSB_DRIVER_PCICORE - default y - ---help--- - Broadcom 43xx PCI device support. - - Say Y, if you have a BCM43xx device connected through the PCI bus. - Please note that most PC-CARD devices are (to the kernel) PCI devices, - too and not PCMCIA. - It's safe to select Y here, even if you don't have a BCM43xx PCI device. - -config BCM43XX_MAC80211_PCMCIA - bool "BCM43xx PCMCIA device support" - depends on BCM43XX_MAC80211 && PCMCIA - select SSB_PCMCIAHOST - ---help--- - Broadcom 43xx PCMCIA device support. - - Support for 16bit PCMCIA devices. - Please note that most PC-CARD devices are _NOT_ 16bit PCMCIA - devices, but 32bit CardBUS devices. CardBUS devices are supported - by "BCM43xx PCI device support". - - With this config option you can drive bcm43xx cards in - CompactFlash formfactor in a PCMCIA adaptor. - CF bcm43xx cards can sometimes be found in handheld PCs. - - It's safe to select Y here, even if you don't have a BCM43xx PCMCIA device. - - If unsure, say N. - -config BCM43XX_MAC80211_DEBUG - bool "Broadcom BCM43xx debugging (RECOMMENDED)" - depends on BCM43XX_MAC80211 - select SSB_DEBUG if !SSB_SILENT - default y - ---help--- - Broadcom 43xx debugging messages. - Say Y, because the driver is still very experimental and - this will help you get it running. - -config BCM43XX_MAC80211_DMA - bool - depends on BCM43XX_MAC80211 -config BCM43XX_MAC80211_PIO - bool - depends on BCM43XX_MAC80211 - -choice - prompt "BCM43xx data transfer mode" - depends on BCM43XX_MAC80211 - default BCM43XX_MAC80211_DMA_AND_PIO_MODE - -config BCM43XX_MAC80211_DMA_AND_PIO_MODE - bool "DMA + PIO" - select BCM43XX_MAC80211_DMA - select BCM43XX_MAC80211_PIO - ---help--- - Include both, Direct Memory Access (DMA) and Programmed I/O (PIO) - data transfer modes. - The actually used mode is selectable through the module - parameter "pio". If the module parameter is pio=0, DMA is used. - Otherwise PIO is used. DMA is default. - - If unsure, choose this option. - -config BCM43XX_MAC80211_DMA_MODE - bool "DMA (Direct Memory Access) only" - select BCM43XX_MAC80211_DMA - ---help--- - Only include Direct Memory Access (DMA). - This reduces the size of the driver module, by omitting the PIO code. - -config BCM43XX_MAC80211_PIO_MODE - bool "PIO (Programmed I/O) only" - select BCM43XX_MAC80211_PIO - ---help--- - Only include Programmed I/O (PIO). - This reduces the size of the driver module, by omitting the DMA code. - Please note that PIO transfers are slow (compared to DMA). - - Also note that not all devices of the 43xx series support PIO. - The 4306 (Apple Airport Extreme and others) supports PIO, while - the 4318 is known to _not_ support PIO. - - Only use PIO, if DMA does not work for you. - -endchoice diff --git a/package/bcm43xx-mac80211/src/bcm43xx/Makefile b/package/bcm43xx-mac80211/src/bcm43xx/Makefile deleted file mode 100644 index ce66b7b724..0000000000 --- a/package/bcm43xx-mac80211/src/bcm43xx/Makefile +++ /dev/null @@ -1,18 +0,0 @@ -obj-$(CONFIG_BCM43XX_MAC80211) += bcm43xx-mac80211.o - -bcm43xx-mac80211-obj-$(CONFIG_BCM43XX_MAC80211_PCMCIA) += bcm43xx_pcmcia.o - -bcm43xx-mac80211-obj-$(CONFIG_BCM43XX_MAC80211_DEBUG) += bcm43xx_debugfs.o - -bcm43xx-mac80211-obj-$(CONFIG_BCM43XX_MAC80211_DMA) += bcm43xx_dma.o -bcm43xx-mac80211-obj-$(CONFIG_BCM43XX_MAC80211_PIO) += bcm43xx_pio.o - -bcm43xx-mac80211-objs := bcm43xx_main.o \ - bcm43xx_tables.o \ - bcm43xx_phy.o \ - bcm43xx_power.o \ - bcm43xx_sysfs.o \ - bcm43xx_leds.o \ - bcm43xx_xmit.o \ - bcm43xx_lo.o \ - $(bcm43xx-mac80211-obj-y) diff --git a/package/bcm43xx-mac80211/src/bcm43xx/bcm43xx.h b/package/bcm43xx-mac80211/src/bcm43xx/bcm43xx.h deleted file mode 100644 index 2802fc0ae6..0000000000 --- a/package/bcm43xx-mac80211/src/bcm43xx/bcm43xx.h +++ /dev/null @@ -1,886 +0,0 @@ -#ifndef BCM43xx_H_ -#define BCM43xx_H_ - -#include <linux/hw_random.h> -#include <linux/kernel.h> -#include <linux/spinlock.h> -#include <linux/interrupt.h> -#include <linux/stringify.h> -#include <linux/netdevice.h> -#include <linux/pci.h> -#include <asm/atomic.h> -#include <asm/io.h> - -#include <linux/ssb/ssb.h> -#include <linux/ssb/ssb_driver_chipcommon.h> - -#include <linux/wireless.h> -#include <net/mac80211.h> - -#include "bcm43xx_debugfs.h" -#include "bcm43xx_leds.h" -#include "bcm43xx_lo.h" -#include "bcm43xx_phy.h" - - -#define PFX KBUILD_MODNAME ": " - -#define BCM43xx_IRQWAIT_MAX_RETRIES 50 - -#define BCM43xx_IO_SIZE 8192 - -#define BCM43xx_RX_MAX_SSI 60 - -/* MMIO offsets */ -#define BCM43xx_MMIO_DMA0_REASON 0x20 -#define BCM43xx_MMIO_DMA0_IRQ_MASK 0x24 -#define BCM43xx_MMIO_DMA1_REASON 0x28 -#define BCM43xx_MMIO_DMA1_IRQ_MASK 0x2C -#define BCM43xx_MMIO_DMA2_REASON 0x30 -#define BCM43xx_MMIO_DMA2_IRQ_MASK 0x34 -#define BCM43xx_MMIO_DMA3_REASON 0x38 -#define BCM43xx_MMIO_DMA3_IRQ_MASK 0x3C -#define BCM43xx_MMIO_DMA4_REASON 0x40 -#define BCM43xx_MMIO_DMA4_IRQ_MASK 0x44 -#define BCM43xx_MMIO_DMA5_REASON 0x48 -#define BCM43xx_MMIO_DMA5_IRQ_MASK 0x4C -#define BCM43xx_MMIO_MACCTL 0x120 -#define BCM43xx_MMIO_STATUS_BITFIELD 0x120//TODO replace all instances by MACCTL -#define BCM43xx_MMIO_STATUS2_BITFIELD 0x124 -#define BCM43xx_MMIO_GEN_IRQ_REASON 0x128 -#define BCM43xx_MMIO_GEN_IRQ_MASK 0x12C -#define BCM43xx_MMIO_RAM_CONTROL 0x130 -#define BCM43xx_MMIO_RAM_DATA 0x134 -#define BCM43xx_MMIO_PS_STATUS 0x140 -#define BCM43xx_MMIO_RADIO_HWENABLED_HI 0x158 -#define BCM43xx_MMIO_SHM_CONTROL 0x160 -#define BCM43xx_MMIO_SHM_DATA 0x164 -#define BCM43xx_MMIO_SHM_DATA_UNALIGNED 0x166 -#define BCM43xx_MMIO_XMITSTAT_0 0x170 -#define BCM43xx_MMIO_XMITSTAT_1 0x174 -#define BCM43xx_MMIO_REV3PLUS_TSF_LOW 0x180 /* core rev >= 3 only */ -#define BCM43xx_MMIO_REV3PLUS_TSF_HIGH 0x184 /* core rev >= 3 only */ - -/* 32-bit DMA */ -#define BCM43xx_MMIO_DMA32_BASE0 0x200 -#define BCM43xx_MMIO_DMA32_BASE1 0x220 -#define BCM43xx_MMIO_DMA32_BASE2 0x240 -#define BCM43xx_MMIO_DMA32_BASE3 0x260 -#define BCM43xx_MMIO_DMA32_BASE4 0x280 -#define BCM43xx_MMIO_DMA32_BASE5 0x2A0 -/* 64-bit DMA */ -#define BCM43xx_MMIO_DMA64_BASE0 0x200 -#define BCM43xx_MMIO_DMA64_BASE1 0x240 -#define BCM43xx_MMIO_DMA64_BASE2 0x280 -#define BCM43xx_MMIO_DMA64_BASE3 0x2C0 -#define BCM43xx_MMIO_DMA64_BASE4 0x300 -#define BCM43xx_MMIO_DMA64_BASE5 0x340 -/* PIO */ -#define BCM43xx_MMIO_PIO1_BASE 0x300 -#define BCM43xx_MMIO_PIO2_BASE 0x310 -#define BCM43xx_MMIO_PIO3_BASE 0x320 -#define BCM43xx_MMIO_PIO4_BASE 0x330 - -#define BCM43xx_MMIO_PHY_VER 0x3E0 -#define BCM43xx_MMIO_PHY_RADIO 0x3E2 -#define BCM43xx_MMIO_PHY0 0x3E6 -#define BCM43xx_MMIO_ANTENNA 0x3E8 -#define BCM43xx_MMIO_CHANNEL 0x3F0 -#define BCM43xx_MMIO_CHANNEL_EXT 0x3F4 -#define BCM43xx_MMIO_RADIO_CONTROL 0x3F6 -#define BCM43xx_MMIO_RADIO_DATA_HIGH 0x3F8 -#define BCM43xx_MMIO_RADIO_DATA_LOW 0x3FA -#define BCM43xx_MMIO_PHY_CONTROL 0x3FC -#define BCM43xx_MMIO_PHY_DATA 0x3FE -#define BCM43xx_MMIO_MACFILTER_CONTROL 0x420 -#define BCM43xx_MMIO_MACFILTER_DATA 0x422 -#define BCM43xx_MMIO_RCMTA_COUNT 0x43C -#define BCM43xx_MMIO_RADIO_HWENABLED_LO 0x49A -#define BCM43xx_MMIO_GPIO_CONTROL 0x49C -#define BCM43xx_MMIO_GPIO_MASK 0x49E -#define BCM43xx_MMIO_TSF_0 0x632 /* core rev < 3 only */ -#define BCM43xx_MMIO_TSF_1 0x634 /* core rev < 3 only */ -#define BCM43xx_MMIO_TSF_2 0x636 /* core rev < 3 only */ -#define BCM43xx_MMIO_TSF_3 0x638 /* core rev < 3 only */ -#define BCM43xx_MMIO_RNG 0x65A -#define BCM43xx_MMIO_POWERUP_DELAY 0x6A8 - -/* SPROM boardflags_lo values */ -#define BCM43xx_BFL_BTCOEXIST 0x0001 /* implements Bluetooth coexistance */ -#define BCM43xx_BFL_PACTRL 0x0002 /* GPIO 9 controlling the PA */ -#define BCM43xx_BFL_AIRLINEMODE 0x0004 /* implements GPIO 13 radio disable indication */ -#define BCM43xx_BFL_RSSI 0x0008 /* software calculates nrssi slope. */ -#define BCM43xx_BFL_ENETSPI 0x0010 /* has ephy roboswitch spi */ -#define BCM43xx_BFL_XTAL_NOSLOW 0x0020 /* no slow clock available */ -#define BCM43xx_BFL_CCKHIPWR 0x0040 /* can do high power CCK transmission */ -#define BCM43xx_BFL_ENETADM 0x0080 /* has ADMtek switch */ -#define BCM43xx_BFL_ENETVLAN 0x0100 /* can do vlan */ -#define BCM43xx_BFL_AFTERBURNER 0x0200 /* supports Afterburner mode */ -#define BCM43xx_BFL_NOPCI 0x0400 /* leaves PCI floating */ -#define BCM43xx_BFL_FEM 0x0800 /* supports the Front End Module */ -#define BCM43xx_BFL_EXTLNA 0x1000 /* has an external LNA */ -#define BCM43xx_BFL_HGPA 0x2000 /* had high gain PA */ -#define BCM43xx_BFL_BTCMOD 0x4000 /* BFL_BTCOEXIST is given in alternate GPIOs */ -#define BCM43xx_BFL_ALTIQ 0x8000 /* alternate I/Q settings */ - -/* GPIO register offset, in both ChipCommon and PCI core. */ -#define BCM43xx_GPIO_CONTROL 0x6c - -/* SHM Routing */ -enum { - BCM43xx_SHM_UCODE, /* Microcode memory */ - BCM43xx_SHM_SHARED, /* Shared memory */ - BCM43xx_SHM_SCRATCH, /* Scratch memory */ - BCM43xx_SHM_HW, /* Internal hardware register */ - BCM43xx_SHM_RCMTA, /* Receive match transmitter address (rev >= 5 only) */ -}; -/* SHM Routing modifiers */ -#define BCM43xx_SHM_AUTOINC_R 0x0200 /* Auto-increment address on read */ -#define BCM43xx_SHM_AUTOINC_W 0x0100 /* Auto-increment address on write */ -#define BCM43xx_SHM_AUTOINC_RW (BCM43xx_SHM_AUTOINC_R | \ - BCM43xx_SHM_AUTOINC_W) - -/* Misc SHM_SHARED offsets */ -#define BCM43xx_SHM_SH_WLCOREREV 0x0016 /* 802.11 core revision */ -#define BCM43xx_SHM_SH_PCTLWDPOS 0x0008 -#define BCM43xx_SHM_SH_RXPADOFF 0x0034 /* RX Padding data offset (PIO only) */ -#define BCM43xx_SHM_SH_PHYVER 0x0050 /* PHY version */ -#define BCM43xx_SHM_SH_PHYTYPE 0x0052 /* PHY type */ -#define BCM43xx_SHM_SH_ANTSWAP 0x005C /* Antenna swap threshold */ -#define BCM43xx_SHM_SH_HOSTFLO 0x005E /* Hostflags for ucode options (low) */ -#define BCM43xx_SHM_SH_HOSTFHI 0x0060 /* Hostflags for ucode options (high) */ -#define BCM43xx_SHM_SH_RFATT 0x0064 /* Current radio attenuation value */ -#define BCM43xx_SHM_SH_RADAR 0x0066 /* Radar register */ -#define BCM43xx_SHM_SH_PHYTXNOI 0x006E /* PHY noise directly after TX (lower 8bit only) */ -#define BCM43xx_SHM_SH_RFRXSP1 0x0072 /* RF RX SP Register 1 */ -#define BCM43xx_SHM_SH_CHAN 0x00A0 /* Current channel (low 8bit only) */ -#define BCM43xx_SHM_SH_CHAN_5GHZ 0x0100 /* Bit set, if 5Ghz channel */ -#define BCM43xx_SHM_SH_BCMCFIFOID 0x0108 /* Last posted cookie to the bcast/mcast FIFO */ -/* SHM_SHARED TX FIFO variables */ -#define BCM43xx_SHM_SH_SIZE01 0x0098 /* TX FIFO size for FIFO 0 (low) and 1 (high) */ -#define BCM43xx_SHM_SH_SIZE23 0x009A /* TX FIFO size for FIFO 2 and 3 */ -#define BCM43xx_SHM_SH_SIZE45 0x009C /* TX FIFO size for FIFO 4 and 5 */ -#define BCM43xx_SHM_SH_SIZE67 0x009E /* TX FIFO size for FIFO 6 and 7 */ -/* SHM_SHARED background noise */ -#define BCM43xx_SHM_SH_JSSI0 0x0088 /* Measure JSSI 0 */ -#define BCM43xx_SHM_SH_JSSI1 0x008A /* Measure JSSI 1 */ -#define BCM43xx_SHM_SH_JSSIAUX 0x008C /* Measure JSSI AUX */ -/* SHM_SHARED crypto engine */ -#define BCM43xx_SHM_SH_DEFAULTIV 0x003C /* Default IV location */ -#define BCM43xx_SHM_SH_NRRXTRANS 0x003E /* # of soft RX transmitter addresses (max 8) */ -#define BCM43xx_SHM_SH_KTP 0x0056 /* Key table pointer */ -#define BCM43xx_SHM_SH_TKIPTSCTTAK 0x0318 -#define BCM43xx_SHM_SH_KEYIDXBLOCK 0x05D4 /* Key index/algorithm block (v4 firmware) */ -#define BCM43xx_SHM_SH_PSM 0x05F4 /* PSM transmitter address match block (rev < 5) */ -/* SHM_SHARED WME variables */ -#define BCM43xx_SHM_SH_EDCFSTAT 0x000E /* EDCF status */ -#define BCM43xx_SHM_SH_TXFCUR 0x0030 /* TXF current index */ -#define BCM43xx_SHM_SH_EDCFQ 0x0240 /* EDCF Q info */ -/* SHM_SHARED powersave mode related */ -#define BCM43xx_SHM_SH_SLOTT 0x0010 /* Slot time */ -#define BCM43xx_SHM_SH_DTIMPER 0x0012 /* DTIM period */ -#define BCM43xx_SHM_SH_NOSLPZNATDTIM 0x004C /* NOSLPZNAT DTIM */ -/* SHM_SHARED beacon variables */ -#define BCM43xx_SHM_SH_BTL0 0x0018 /* Beacon template length 0 */ -#define BCM43xx_SHM_SH_BTL1 0x001A /* Beacon template length 1 */ -#define BCM43xx_SHM_SH_BTSFOFF 0x001C /* Beacon TSF offset */ -#define BCM43xx_SHM_SH_TIMBPOS 0x001E /* TIM B position in beacon */ -#define BCM43xx_SHM_SH_SFFBLIM 0x0044 /* Short frame fallback retry limit */ -#define BCM43xx_SHM_SH_LFFBLIM 0x0046 /* Long frame fallback retry limit */ -#define BCM43xx_SHM_SH_BEACPHYCTL 0x0054 /* Beacon PHY TX control word (see PHY TX control) */ -/* SHM_SHARED ACK/CTS control */ -#define BCM43xx_SHM_SH_ACKCTSPHYCTL 0x0022 /* ACK/CTS PHY control word (see PHY TX control) */ -/* SHM_SHARED probe response variables */ -#define BCM43xx_SHM_SH_PRSSID 0x0160 /* Probe Response SSID */ -#define BCM43xx_SHM_SH_PRSSIDLEN 0x0048 /* Probe Response SSID length */ -#define BCM43xx_SHM_SH_PRTLEN 0x004A /* Probe Response template length */ -#define BCM43xx_SHM_SH_PRMAXTIME 0x0074 /* Probe Response max time */ -#define BCM43xx_SHM_SH_PRPHYCTL 0x0188 /* Probe Response PHY TX control word */ -/* SHM_SHARED rate tables */ -#define BCM43xx_SHM_SH_OFDMDIRECT 0x01C0 /* Pointer to OFDM direct map */ -#define BCM43xx_SHM_SH_OFDMBASIC 0x01E0 /* Pointer to OFDM basic rate map */ -#define BCM43xx_SHM_SH_CCKDIRECT 0x0200 /* Pointer to CCK direct map */ -#define BCM43xx_SHM_SH_CCKBASIC 0x0220 /* Pointer to CCK basic rate map */ -/* SHM_SHARED microcode soft registers */ -#define BCM43xx_SHM_SH_UCODEREV 0x0000 /* Microcode revision */ -#define BCM43xx_SHM_SH_UCODEPATCH 0x0002 /* Microcode patchlevel */ -#define BCM43xx_SHM_SH_UCODEDATE 0x0004 /* Microcode date */ -#define BCM43xx_SHM_SH_UCODETIME 0x0006 /* Microcode time */ -#define BCM43xx_SHM_SH_UCODESTAT 0x0040 /* Microcode debug status code */ -#define BCM43xx_SHM_SH_UCODESTAT_INVALID 0 -#define BCM43xx_SHM_SH_UCODESTAT_INIT 1 -#define BCM43xx_SHM_SH_UCODESTAT_ACTIVE 2 -#define BCM43xx_SHM_SH_UCODESTAT_SUSP 3 /* suspended */ -#define BCM43xx_SHM_SH_UCODESTAT_SLEEP 4 /* asleep (PS) */ -#define BCM43xx_SHM_SH_MAXBFRAMES 0x0080 /* Maximum number of frames in a burst */ -#define BCM43xx_SHM_SH_SPUWKUP 0x0094 /* pre-wakeup for synth PU in us */ -#define BCM43xx_SHM_SH_PRETBTT 0x0096 /* pre-TBTT in us */ - -/* SHM_SCRATCH offsets */ -#define BCM43xx_SHM_SC_MINCONT 0x0003 /* Minimum contention window */ -#define BCM43xx_SHM_SC_MAXCONT 0x0004 /* Maximum contention window */ -#define BCM43xx_SHM_SC_CURCONT 0x0005 /* Current contention window */ -#define BCM43xx_SHM_SC_SRLIMIT 0x0006 /* Short retry count limit */ -#define BCM43xx_SHM_SC_LRLIMIT 0x0007 /* Long retry count limit */ -#define BCM43xx_SHM_SC_DTIMC 0x0008 /* Current DTIM count */ -#define BCM43xx_SHM_SC_BTL0LEN 0x0015 /* Beacon 0 template length */ -#define BCM43xx_SHM_SC_BTL1LEN 0x0016 /* Beacon 1 template length */ -#define BCM43xx_SHM_SC_SCFB 0x0017 /* Short frame transmit count threshold for rate fallback */ -#define BCM43xx_SHM_SC_LCFB 0x0018 /* Long frame transmit count threshold for rate fallback */ - - -/* Hardware Radio Enable masks */ -#define BCM43xx_MMIO_RADIO_HWENABLED_HI_MASK (1 << 16) -#define BCM43xx_MMIO_RADIO_HWENABLED_LO_MASK (1 << 4) - -/* HostFlags. See bcm43xx_hf_read/write() */ -#define BCM43xx_HF_ANTDIVHELP 0x00000001 /* ucode antenna div helper */ -#define BCM43xx_HF_SYMW 0x00000002 /* G-PHY SYM workaround */ -#define BCM43xx_HF_RXPULLW 0x00000004 /* RX pullup workaround */ -#define BCM43xx_HF_CCKBOOST 0x00000008 /* 4dB CCK power boost (exclusive with OFDM boost) */ -#define BCM43xx_HF_BTCOEX 0x00000010 /* Bluetooth coexistance */ -#define BCM43xx_HF_GDCW 0x00000020 /* G-PHY DV canceller filter bw workaround */ -#define BCM43xx_HF_OFDMPABOOST 0x00000040 /* Enable PA gain boost for OFDM */ -#define BCM43xx_HF_ACPR 0x00000080 /* Disable for Japan, channel 14 */ -#define BCM43xx_HF_EDCF 0x00000100 /* on if WME and MAC suspended */ -#define BCM43xx_HF_TSSIRPSMW 0x00000200 /* TSSI reset PSM ucode workaround */ -#define BCM43xx_HF_DSCRQ 0x00000400 /* Disable slow clock request in ucode */ -#define BCM43xx_HF_ACIW 0x00000800 /* ACI workaround: shift bits by 2 on PHY CRS */ -#define BCM43xx_HF_2060W 0x00001000 /* 2060 radio workaround */ -#define BCM43xx_HF_RADARW 0x00002000 /* Radar workaround */ -#define BCM43xx_HF_USEDEFKEYS 0x00004000 /* Enable use of default keys */ -#define BCM43xx_HF_BT4PRIOCOEX 0x00010000 /* Bluetooth 2-priority coexistance */ -#define BCM43xx_HF_FWKUP 0x00020000 /* Fast wake-up ucode */ -#define BCM43xx_HF_VCORECALC 0x00040000 /* Force VCO recalculation when powering up synthpu */ -#define BCM43xx_HF_PCISCW 0x00080000 /* PCI slow clock workaround */ -#define BCM43xx_HF_4318TSSI 0x00200000 /* 4318 TSSI */ -#define BCM43xx_HF_FBCMCFIFO 0x00400000 /* Flush bcast/mcast FIFO immediately */ -#define BCM43xx_HF_HWPCTL 0x00800000 /* Enable hardwarre power control */ -#define BCM43xx_HF_BTCOEXALT 0x01000000 /* Bluetooth coexistance in alternate pins */ -#define BCM43xx_HF_TXBTCHECK 0x02000000 /* Bluetooth check during transmission */ -#define BCM43xx_HF_SKCFPUP 0x04000000 /* Skip CFP update */ - - -/* MacFilter offsets. */ -#define BCM43xx_MACFILTER_SELF 0x0000 -#define BCM43xx_MACFILTER_BSSID 0x0003 - -/* PowerControl */ -#define BCM43xx_PCTL_IN 0xB0 -#define BCM43xx_PCTL_OUT 0xB4 -#define BCM43xx_PCTL_OUTENABLE 0xB8 -#define BCM43xx_PCTL_XTAL_POWERUP 0x40 -#define BCM43xx_PCTL_PLL_POWERDOWN 0x80 - -/* PowerControl Clock Modes */ -#define BCM43xx_PCTL_CLK_FAST 0x00 -#define BCM43xx_PCTL_CLK_SLOW 0x01 -#define BCM43xx_PCTL_CLK_DYNAMIC 0x02 - -#define BCM43xx_PCTL_FORCE_SLOW 0x0800 -#define BCM43xx_PCTL_FORCE_PLL 0x1000 -#define BCM43xx_PCTL_DYN_XTAL 0x2000 - -/* PHYVersioning */ -#define BCM43xx_PHYTYPE_A 0x00 -#define BCM43xx_PHYTYPE_B 0x01 -#define BCM43xx_PHYTYPE_G 0x02 - -/* PHYRegisters */ -#define BCM43xx_PHY_ILT_A_CTRL 0x0072 -#define BCM43xx_PHY_ILT_A_DATA1 0x0073 -#define BCM43xx_PHY_ILT_A_DATA2 0x0074 -#define BCM43xx_PHY_G_LO_CONTROL 0x0810 -#define BCM43xx_PHY_ILT_G_CTRL 0x0472 -#define BCM43xx_PHY_ILT_G_DATA1 0x0473 -#define BCM43xx_PHY_ILT_G_DATA2 0x0474 -#define BCM43xx_PHY_A_PCTL 0x007B -#define BCM43xx_PHY_G_PCTL 0x0029 -#define BCM43xx_PHY_A_CRS 0x0029 -#define BCM43xx_PHY_RADIO_BITFIELD 0x0401 -#define BCM43xx_PHY_G_CRS 0x0429 -#define BCM43xx_PHY_NRSSILT_CTRL 0x0803 -#define BCM43xx_PHY_NRSSILT_DATA 0x0804 - -/* RadioRegisters */ -#define BCM43xx_RADIOCTL_ID 0x01 - -/* MAC Control bitfield */ -#define BCM43xx_MACCTL_ENABLED 0x00000001 /* MAC Enabled */ -#define BCM43xx_MACCTL_PSM_RUN 0x00000002 /* Run Microcode */ -#define BCM43xx_MACCTL_PSM_JMP0 0x00000004 /* Microcode jump to 0 */ -#define BCM43xx_MACCTL_SHM_ENABLED 0x00000100 /* SHM Enabled */ -#define BCM43xx_MACCTL_SHM_UPPER 0x00000200 /* SHM Upper */ -#define BCM43xx_MACCTL_IHR_ENABLED 0x00000400 /* IHR Region Enabled */ -#define BCM43xx_MACCTL_PSM_DBG 0x00002000 /* Microcode debugging enabled */ -#define BCM43xx_MACCTL_GPOUTSMSK 0x0000C000 /* GPOUT Select Mask */ -#define BCM43xx_MACCTL_BE 0x00010000 /* Big Endian mode */ -#define BCM43xx_MACCTL_INFRA 0x00020000 /* Infrastructure mode */ -#define BCM43xx_MACCTL_AP 0x00040000 /* AccessPoint mode */ -#define BCM43xx_MACCTL_RADIOLOCK 0x00080000 /* Radio lock */ -#define BCM43xx_MACCTL_BEACPROMISC 0x00100000 /* Beacon Promiscuous */ -#define BCM43xx_MACCTL_KEEP_BADPLCP 0x00200000 /* Keep frames with bad PLCP */ -#define BCM43xx_MACCTL_KEEP_CTL 0x00400000 /* Keep control frames */ -#define BCM43xx_MACCTL_KEEP_BAD 0x00800000 /* Keep bad frames (FCS) */ -#define BCM43xx_MACCTL_PROMISC 0x01000000 /* Promiscuous mode */ -#define BCM43xx_MACCTL_HWPS 0x02000000 /* Hardware Power Saving */ -#define BCM43xx_MACCTL_AWAKE 0x04000000 /* Device is awake */ -#define BCM43xx_MACCTL_CLOSEDNET 0x08000000 /* Closed net (no SSID bcast) */ -#define BCM43xx_MACCTL_TBTTHOLD 0x10000000 /* TBTT Hold */ -#define BCM43xx_MACCTL_DISCTXSTAT 0x20000000 /* Discard TX status */ -#define BCM43xx_MACCTL_DISCPMQ 0x40000000 /* Discard Power Management Queue */ -#define BCM43xx_MACCTL_GMODE 0x80000000 /* G Mode */ - -/* StatusBitField *///FIXME rename these all -#define BCM43xx_SBF_MAC_ENABLED 0x00000001 -#define BCM43xx_SBF_2 0x00000002 /*FIXME: fix name*/ -#define BCM43xx_SBF_CORE_READY 0x00000004 -#define BCM43xx_SBF_400 0x00000400 /*FIXME: fix name*/ -#define BCM43xx_SBF_4000 0x00004000 /*FIXME: fix name*/ -#define BCM43xx_SBF_8000 0x00008000 /*FIXME: fix name*/ -#define BCM43xx_SBF_XFER_REG_BYTESWAP 0x00010000 -#define BCM43xx_SBF_MODE_NOTADHOC 0x00020000 -#define BCM43xx_SBF_MODE_AP 0x00040000 -#define BCM43xx_SBF_RADIOREG_LOCK 0x00080000 -#define BCM43xx_SBF_MODE_MONITOR 0x00400000 -#define BCM43xx_SBF_MODE_PROMISC 0x01000000 -#define BCM43xx_SBF_PS1 0x02000000 -#define BCM43xx_SBF_PS2 0x04000000 -#define BCM43xx_SBF_NO_SSID_BCAST 0x08000000 -#define BCM43xx_SBF_TIME_UPDATE 0x10000000 -#define BCM43xx_SBF_80000000 0x80000000 /*FIXME: fix name*/ - -/* 802.11 core specific TM State Low flags */ -#define BCM43xx_TMSLOW_GMODE 0x20000000 /* G Mode Enable */ -#define BCM43xx_TMSLOW_PLLREFSEL 0x00200000 /* PLL Frequency Reference Select */ -#define BCM43xx_TMSLOW_MACPHYCLKEN 0x00100000 /* MAC PHY Clock Control Enable (rev >= 5) */ -#define BCM43xx_TMSLOW_PHYRESET 0x00080000 /* PHY Reset */ -#define BCM43xx_TMSLOW_PHYCLKEN 0x00040000 /* PHY Clock Enable */ - -/* 802.11 core specific TM State High flags */ -#define BCM43xx_TMSHIGH_FCLOCK 0x00040000 /* Fast Clock Available (rev >= 5)*/ -#define BCM43xx_TMSHIGH_APHY 0x00020000 /* A-PHY available (rev >= 5) */ -#define BCM43xx_TMSHIGH_GPHY 0x00010000 /* G-PHY available (rev >= 5) */ - -/* Generic-Interrupt reasons. */ -#define BCM43xx_IRQ_MAC_SUSPENDED 0x00000001 -#define BCM43xx_IRQ_BEACON 0x00000002 -#define BCM43xx_IRQ_TBTT_INDI 0x00000004 -#define BCM43xx_IRQ_BEACON_TX_OK 0x00000008 -#define BCM43xx_IRQ_BEACON_CANCEL 0x00000010 -#define BCM43xx_IRQ_ATIM_END 0x00000020 -#define BCM43xx_IRQ_PMQ 0x00000040 -#define BCM43xx_IRQ_PIO_WORKAROUND 0x00000100 -#define BCM43xx_IRQ_MAC_TXERR 0x00000200 -#define BCM43xx_IRQ_PHY_TXERR 0x00000800 -#define BCM43xx_IRQ_PMEVENT 0x00001000 -#define BCM43xx_IRQ_TIMER0 0x00002000 -#define BCM43xx_IRQ_TIMER1 0x00004000 -#define BCM43xx_IRQ_DMA 0x00008000 -#define BCM43xx_IRQ_TXFIFO_FLUSH_OK 0x00010000 -#define BCM43xx_IRQ_CCA_MEASURE_OK 0x00020000 -#define BCM43xx_IRQ_NOISESAMPLE_OK 0x00040000 -#define BCM43xx_IRQ_UCODE_DEBUG 0x08000000 -#define BCM43xx_IRQ_RFKILL 0x10000000 -#define BCM43xx_IRQ_TX_OK 0x20000000 -#define BCM43xx_IRQ_PHY_G_CHANGED 0x40000000 -#define BCM43xx_IRQ_TIMEOUT 0x80000000 - -#define BCM43xx_IRQ_ALL 0xFFFFFFFF -#define BCM43xx_IRQ_MASKTEMPLATE (BCM43xx_IRQ_MAC_SUSPENDED | \ - BCM43xx_IRQ_BEACON | \ - BCM43xx_IRQ_TBTT_INDI | \ - BCM43xx_IRQ_ATIM_END | \ - BCM43xx_IRQ_PMQ | \ - BCM43xx_IRQ_MAC_TXERR | \ - BCM43xx_IRQ_PHY_TXERR | \ - BCM43xx_IRQ_DMA | \ - BCM43xx_IRQ_TXFIFO_FLUSH_OK | \ - BCM43xx_IRQ_NOISESAMPLE_OK | \ - BCM43xx_IRQ_UCODE_DEBUG | \ - BCM43xx_IRQ_RFKILL | \ - BCM43xx_IRQ_TX_OK) - -/* Device specific rate values. - * The actual values defined here are (rate_in_mbps * 2). - * Some code depends on this. Don't change it. */ -#define BCM43xx_CCK_RATE_1MB 0x02 -#define BCM43xx_CCK_RATE_2MB 0x04 -#define BCM43xx_CCK_RATE_5MB 0x0B -#define BCM43xx_CCK_RATE_11MB 0x16 -#define BCM43xx_OFDM_RATE_6MB 0x0C -#define BCM43xx_OFDM_RATE_9MB 0x12 -#define BCM43xx_OFDM_RATE_12MB 0x18 -#define BCM43xx_OFDM_RATE_18MB 0x24 -#define BCM43xx_OFDM_RATE_24MB 0x30 -#define BCM43xx_OFDM_RATE_36MB 0x48 -#define BCM43xx_OFDM_RATE_48MB 0x60 -#define BCM43xx_OFDM_RATE_54MB 0x6C -/* Convert a bcm43xx rate value to a rate in 100kbps */ -#define BCM43xx_RATE_TO_BASE100KBPS(rate) (((rate) * 10) / 2) - - -#define BCM43xx_DEFAULT_SHORT_RETRY_LIMIT 7 -#define BCM43xx_DEFAULT_LONG_RETRY_LIMIT 4 - -/* Max size of a security key */ -#define BCM43xx_SEC_KEYSIZE 16 -/* Security algorithms. */ -enum { - BCM43xx_SEC_ALGO_NONE = 0, /* unencrypted, as of TX header. */ - BCM43xx_SEC_ALGO_WEP40, - BCM43xx_SEC_ALGO_TKIP, - BCM43xx_SEC_ALGO_AES, - BCM43xx_SEC_ALGO_WEP104, - BCM43xx_SEC_ALGO_AES_LEGACY, -}; - - -#ifdef assert -# undef assert -#endif -#ifdef CONFIG_BCM43XX_MAC80211_DEBUG -# define assert(expr) \ - do { \ - if (unlikely(!(expr))) { \ - printk(KERN_ERR PFX "ASSERTION FAILED (%s) at: %s:%d:%s()\n", \ - #expr, __FILE__, __LINE__, __FUNCTION__); \ - } \ - } while (0) -# define BCM43xx_DEBUG 1 -#else -# define assert(expr) do { /* nothing */ } while (0) -# define BCM43xx_DEBUG 0 -#endif - -/* rate limited printk(). */ -#ifdef printkl -# undef printkl -#endif -#define printkl(f, x...) do { if (printk_ratelimit()) printk(f ,##x); } while (0) -/* rate limited printk() for debugging */ -#ifdef dprintkl -# undef dprintkl -#endif -#ifdef CONFIG_BCM43XX_MAC80211_DEBUG -# define dprintkl printkl -#else -# define dprintkl(f, x...) do { /* nothing */ } while (0) -#endif - -/* debugging printk() */ -#ifdef dprintk -# undef dprintk -#endif -#ifdef CONFIG_BCM43XX_MAC80211_DEBUG -# define dprintk(f, x...) do { printk(f ,##x); } while (0) -#else -# define dprintk(f, x...) do { /* nothing */ } while (0) -#endif - - -struct net_device; -struct pci_dev; -struct bcm43xx_dmaring; -struct bcm43xx_pioqueue; - -struct bcm43xx_initval { - u16 offset; - u16 size; - u32 value; -} __attribute__((__packed__)); - -#define BCM43xx_PHYMODE(phytype) (1 << (phytype)) -#define BCM43xx_PHYMODE_A BCM43xx_PHYMODE(BCM43xx_PHYTYPE_A) -#define BCM43xx_PHYMODE_B BCM43xx_PHYMODE(BCM43xx_PHYTYPE_B) -#define BCM43xx_PHYMODE_G BCM43xx_PHYMODE(BCM43xx_PHYTYPE_G) - -struct bcm43xx_phy { - /* Possible PHYMODEs on this PHY */ - u8 possible_phymodes; - /* GMODE bit enabled? */ - u8 gmode; - /* Possible ieee80211 subsystem hwmodes for this PHY. - * Which mode is selected, depends on thr GMODE enabled bit */ -#define BCM43xx_MAX_PHYHWMODES 2 - struct ieee80211_hw_mode hwmodes[BCM43xx_MAX_PHYHWMODES]; - - /* Analog Type */ - u8 analog; - /* BCM43xx_PHYTYPE_ */ - u8 type; - /* PHY revision number. */ - u8 rev; - - /* Radio versioning */ - u16 radio_manuf; /* Radio manufacturer */ - u16 radio_ver; /* Radio version */ - u8 radio_rev; /* Radio revision */ - - u8 radio_on:1; /* Radio switched on/off */ - u8 locked:1; /* Only used in bcm43xx_phy_{un}lock() */ - u8 dyn_tssi_tbl:1; /* tssi2dbm is kmalloc()ed. */ - - /* ACI (adjacent channel interference) flags. */ - u8 aci_enable:1; - u8 aci_wlan_automatic:1; - u8 aci_hw_rssi:1; - - u16 minlowsig[2]; - u16 minlowsigpos[2]; - - /* TSSI to dBm table in use */ - const s8 *tssi2dbm; - /* Target idle TSSI */ - int tgt_idle_tssi; - /* Current idle TSSI */ - int cur_idle_tssi; - - /* LocalOscillator control values. */ - struct bcm43xx_txpower_lo_control *lo_control; - /* Values from bcm43xx_calc_loopback_gain() */ - s16 max_lb_gain; /* Maximum Loopback gain in hdB */ - s16 trsw_rx_gain; /* TRSW RX gain in hdB */ - s16 lna_lod_gain; /* LNA lod */ - s16 lna_gain; /* LNA */ - s16 pga_gain; /* PGA */ - - /* PHY lock for core.rev < 3 - * This lock is only used by bcm43xx_phy_{un}lock() - */ - spinlock_t lock; - - /* Desired TX power level (in dBm). - * This is set by the user and adjusted in bcm43xx_phy_xmitpower(). */ - u8 power_level; - /* A-PHY TX Power control value. */ - u16 txpwr_offset; - - /* Current TX power level attenuation control values */ - struct bcm43xx_bbatt bbatt; - struct bcm43xx_rfatt rfatt; - u8 tx_control; /* BCM43xx_TXCTL_XXX */ -#ifdef CONFIG_BCM43XX_MAC80211_DEBUG - u8 manual_txpower_control; /* Manual TX-power control enabled? */ -#endif - - /* Current Interference Mitigation mode */ - int interfmode; - /* Stack of saved values from the Interference Mitigation code. - * Each value in the stack is layed out as follows: - * bit 0-11: offset - * bit 12-15: register ID - * bit 16-32: value - * register ID is: 0x1 PHY, 0x2 Radio, 0x3 ILT - */ -#define BCM43xx_INTERFSTACK_SIZE 26 - u32 interfstack[BCM43xx_INTERFSTACK_SIZE];//FIXME: use a data structure - - /* Saved values from the NRSSI Slope calculation */ - s16 nrssi[2]; - s32 nrssislope; - /* In memory nrssi lookup table. */ - s8 nrssi_lt[64]; - - /* current channel */ - u8 channel; - - u16 lofcal; - - u16 initval;//FIXME rename? -}; - -/* Data structures for DMA transmission, per 80211 core. */ -struct bcm43xx_dma { - struct bcm43xx_dmaring *tx_ring0; - struct bcm43xx_dmaring *tx_ring1; - struct bcm43xx_dmaring *tx_ring2; - struct bcm43xx_dmaring *tx_ring3; - struct bcm43xx_dmaring *tx_ring4; - struct bcm43xx_dmaring *tx_ring5; - - struct bcm43xx_dmaring *rx_ring0; - struct bcm43xx_dmaring *rx_ring3; /* only available on core.rev < 5 */ -}; - -/* Data structures for PIO transmission, per 80211 core. */ -struct bcm43xx_pio { - struct bcm43xx_pioqueue *queue0; - struct bcm43xx_pioqueue *queue1; - struct bcm43xx_pioqueue *queue2; - struct bcm43xx_pioqueue *queue3; -}; - -/* Context information for a noise calculation (Link Quality). */ -struct bcm43xx_noise_calculation { - u8 channel_at_start; - u8 calculation_running:1; - u8 nr_samples; - s8 samples[8][4]; -}; - -struct bcm43xx_stats { - u8 link_noise; - /* Store the last TX/RX times here for updating the leds. */ - unsigned long last_tx; - unsigned long last_rx; -}; - -struct bcm43xx_key { - u8 enabled; - u8 algorithm; - u8 address[6]; -}; - -struct bcm43xx_wldev; - -/* Data structure for the WLAN parts (802.11 cores) of the bcm43xx chip. */ -struct bcm43xx_wl { - /* Pointer to the active wireless device on this chip */ - struct bcm43xx_wldev *current_dev; - /* Pointer to the ieee80211 hardware data structure */ - struct ieee80211_hw *hw; - - spinlock_t irq_lock; - struct mutex mutex; - spinlock_t leds_lock; - - /* We can only have one operating interface (802.11 core) - * at a time. General information about this interface follows. - */ - - /* Opaque ID of the operating interface (!= monitor - * interface) from the ieee80211 subsystem. - * Do not modify. - */ - int if_id; - /* MAC address (can be NULL). */ - const u8 *mac_addr; - /* Current BSSID (can be NULL). */ - const u8 *bssid; - /* Interface type. (IEEE80211_IF_TYPE_XXX) */ - int if_type; - /* Counter of active monitor interfaces. */ - int monitor; - /* Is the card operating in AP, STA or IBSS mode? */ - unsigned int operating:1; - /* Promisc mode active? - * Note that (monitor != 0) implies promisc. - */ - unsigned int promisc:1; - /* Stats about the wireless interface */ - struct ieee80211_low_level_stats ieee_stats; - - struct hwrng rng; - u8 rng_initialized; - char rng_name[30 + 1]; - - /* List of all wireless devices on this chip */ - struct list_head devlist; - u8 nr_devs; -}; - -/* Pointers to the firmware data and meta information about it. */ -struct bcm43xx_firmware { - /* Microcode */ - const struct firmware *ucode; - /* PCM code */ - const struct firmware *pcm; - /* Initial MMIO values 0 */ - const struct firmware *initvals0; - /* Initial MMIO values 1 */ - const struct firmware *initvals1; - /* Firmware revision */ - u16 rev; - /* Firmware patchlevel */ - u16 patch; -}; - -/* Device (802.11 core) initialization status. */ -enum { - BCM43xx_STAT_UNINIT, /* Uninitialized. */ - BCM43xx_STAT_INITIALIZING, /* bcm43xx_wireless_core_init() in progress. */ - BCM43xx_STAT_INITIALIZED, /* Initialized. Note that this doesn't mean it's started. */ -}; -#define bcm43xx_status(bcm) atomic_read(&(bcm)->init_status) -#define bcm43xx_set_status(bcm, stat) do { \ - atomic_set(&(bcm)->init_status, (stat)); \ - smp_wmb(); \ - } while (0) - -/* XXX--- HOW LOCKING WORKS IN BCM43xx ---XXX - * - * You should always acquire both, wl->mutex and wl->irq_lock unless: - * - You don't need to acquire wl->irq_lock, if the interface is stopped. - * - You don't need to acquire wl->mutex in the IRQ handler, IRQ tasklet - * and packet TX path (and _ONLY_ there.) - */ - -/* Data structure for one wireless device (802.11 core) */ -struct bcm43xx_wldev { - struct ssb_device *dev; - struct bcm43xx_wl *wl; - - /* Driver initialization status BCM43xx_STAT_*** */ - atomic_t init_status; - /* Interface started? (bcm43xx_wireless_core_start()) */ - u8 started; - - u16 was_initialized:1, /* for suspend/resume. */ - was_started:1, /* for suspend/resume. */ - __using_pio:1, /* Internal, use bcm43xx_using_pio(). */ - bad_frames_preempt:1, /* Use "Bad Frames Preemption" (default off) */ - reg124_set_0x4:1, /* Some variable to keep track of IRQ stuff. */ - short_preamble:1, /* TRUE, if short preamble is enabled. */ - short_slot:1, /* TRUE, if short slot timing is enabled. */ - radio_hw_enable:1; /* saved state of radio hardware enabled state */ - - /* PHY/Radio device. */ - struct bcm43xx_phy phy; - union { - /* DMA engines. */ - struct bcm43xx_dma dma; - /* PIO engines. */ - struct bcm43xx_pio pio; - }; - - /* Various statistics about the physical device. */ - struct bcm43xx_stats stats; - -#define BCM43xx_NR_LEDS 4 - struct bcm43xx_led leds[BCM43xx_NR_LEDS]; - - /* Reason code of the last interrupt. */ - u32 irq_reason; - u32 dma_reason[6]; - /* saved irq enable/disable state bitfield. */ - u32 irq_savedstate; - /* Link Quality calculation context. */ - struct bcm43xx_noise_calculation noisecalc; - /* if > 0 MAC is suspended. if == 0 MAC is enabled. */ - int mac_suspended; - - /* Interrupt Service Routine tasklet (bottom-half) */ - struct tasklet_struct isr_tasklet; - - /* Periodic tasks */ - struct delayed_work periodic_work; - unsigned int periodic_state; - - struct work_struct restart_work; - - /* encryption/decryption */ - u16 ktp; /* Key table pointer */ - u8 max_nr_keys; - struct bcm43xx_key key[58]; - - /* Cached beacon template while uploading the template. */ - struct sk_buff *cached_beacon; - - /* Firmware data */ - struct bcm43xx_firmware fw; - - /* Devicelist in struct bcm43xx_wl (all 802.11 cores) */ - struct list_head list; - - /* Debugging stuff follows. */ -#ifdef CONFIG_BCM43XX_MAC80211_DEBUG - struct bcm43xx_dfsentry *dfsentry; -#endif -}; - - -static inline -struct bcm43xx_wl * hw_to_bcm43xx_wl(struct ieee80211_hw *hw) -{ - return hw->priv; -} - -/* Helper function, which returns a boolean. - * TRUE, if PIO is used; FALSE, if DMA is used. - */ -#if defined(CONFIG_BCM43XX_MAC80211_DMA) && defined(CONFIG_BCM43XX_MAC80211_PIO) -static inline -int bcm43xx_using_pio(struct bcm43xx_wldev *dev) -{ - return dev->__using_pio; -} -#elif defined(CONFIG_BCM43XX_MAC80211_DMA) -static inline -int bcm43xx_using_pio(struct bcm43xx_wldev *dev) -{ - return 0; -} -#elif defined(CONFIG_BCM43XX_MAC80211_PIO) -static inline -int bcm43xx_using_pio(struct bcm43xx_wldev *dev) -{ - return 1; -} -#else -# error "Using neither DMA nor PIO? Confused..." -#endif - - -static inline -struct bcm43xx_wldev * dev_to_bcm43xx_wldev(struct device *dev) -{ - struct ssb_device *ssb_dev = dev_to_ssb_dev(dev); - return ssb_get_drvdata(ssb_dev); -} - -/* Is the device operating in a specified mode (IEEE80211_IF_TYPE_XXX). */ -static inline -int bcm43xx_is_mode(struct bcm43xx_wl *wl, int type) -{ - if (type == IEEE80211_IF_TYPE_MNTR) - return !!(wl->monitor); - return (wl->operating && - wl->if_type == type); -} - -static inline -u16 bcm43xx_read16(struct bcm43xx_wldev *dev, u16 offset) -{ - return ssb_read16(dev->dev, offset); -} - -static inline -void bcm43xx_write16(struct bcm43xx_wldev *dev, u16 offset, u16 value) -{ - ssb_write16(dev->dev, offset, value); -} - -static inline -u32 bcm43xx_read32(struct bcm43xx_wldev *dev, u16 offset) -{ - return ssb_read32(dev->dev, offset); -} - -static inline -void bcm43xx_write32(struct bcm43xx_wldev *dev, u16 offset, u32 value) -{ - ssb_write32(dev->dev, offset, value); -} - -/** Limit a value between two limits */ -#ifdef limit_value -# undef limit_value -#endif -#define limit_value(value, min, max) \ - ({ \ - typeof(value) __value = (value); \ - typeof(value) __min = (min); \ - typeof(value) __max = (max); \ - if (__value < __min) \ - __value = __min; \ - else if (__value > __max) \ - __value = __max; \ - __value; \ - }) - -/* Macros for printing a value in Q5.2 format */ -#define Q52_FMT "%u.%u" -#define Q52_ARG(q52) ((q52) / 4), ((((q52) & 3) * 100) / 4) - -#endif /* BCM43xx_H_ */ diff --git a/package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_debugfs.c b/package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_debugfs.c deleted file mode 100644 index e623cfd05e..0000000000 --- a/package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_debugfs.c +++ /dev/null @@ -1,614 +0,0 @@ -/* - - Broadcom BCM43xx wireless driver - - debugfs driver debugging code - - Copyright (c) 2005 Michael Buesch <mb@bu3sch.de> - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; see the file COPYING. If not, write to - the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor, - Boston, MA 02110-1301, USA. - -*/ - - - -#include <linux/fs.h> -#include <linux/debugfs.h> -#include <linux/slab.h> -#include <linux/netdevice.h> -#include <linux/pci.h> -#include <linux/mutex.h> - -#include "bcm43xx.h" -#include "bcm43xx_main.h" -#include "bcm43xx_debugfs.h" -#include "bcm43xx_dma.h" -#include "bcm43xx_pio.h" -#include "bcm43xx_xmit.h" - -#define REALLY_BIG_BUFFER_SIZE (1024*256) - -static struct bcm43xx_debugfs fs; -static char big_buffer[1024*256]; -static DEFINE_MUTEX(big_buffer_mutex); - - -static ssize_t write_file_dummy(struct file *file, const char __user *buf, - size_t count, loff_t *ppos) -{ - return count; -} - -static int open_file_generic(struct inode *inode, struct file *file) -{ - file->private_data = inode->i_private; - return 0; -} - -#define fappend(fmt, x...) pos += snprintf(buf + pos, len - pos, fmt , ##x) - -static ssize_t drvinfo_read_file(struct file *file, char __user *userbuf, - size_t count, loff_t *ppos) -{ - const size_t len = ARRAY_SIZE(big_buffer); - char *buf = big_buffer; - size_t pos = 0; - ssize_t res; - - mutex_lock(&big_buffer_mutex); - /* This is where the information is written to the "driver" file */ - fappend(KBUILD_MODNAME " driver\n"); - fappend("Compiled at: %s %s\n", __DATE__, __TIME__); - res = simple_read_from_buffer(userbuf, count, ppos, buf, pos); - mutex_unlock(&big_buffer_mutex); - - return res; -} - -static ssize_t tsf_read_file(struct file *file, char __user *userbuf, - size_t count, loff_t *ppos) -{ - struct bcm43xx_wldev *dev = file->private_data; - const size_t len = ARRAY_SIZE(big_buffer); - char *buf = big_buffer; - size_t pos = 0; - ssize_t res; - unsigned long flags; - u64 tsf; - - mutex_lock(&big_buffer_mutex); - mutex_lock(&dev->wl->mutex); - spin_lock_irqsave(&dev->wl->irq_lock, flags); - if (bcm43xx_status(dev) != BCM43xx_STAT_INITIALIZED) { - fappend("Board not initialized.\n"); - goto out; - } - bcm43xx_tsf_read(dev, &tsf); - fappend("0x%08x%08x\n", - (unsigned int)((tsf & 0xFFFFFFFF00000000ULL) >> 32), - (unsigned int)(tsf & 0xFFFFFFFFULL)); - -out: - spin_unlock_irqrestore(&dev->wl->irq_lock, flags); - mutex_unlock(&dev->wl->mutex); - res = simple_read_from_buffer(userbuf, count, ppos, buf, pos); - mutex_unlock(&big_buffer_mutex); - - return res; -} - -static ssize_t tsf_write_file(struct file *file, const char __user *user_buf, - size_t count, loff_t *ppos) -{ - struct bcm43xx_wldev *dev = file->private_data; - char *buf = big_buffer; - ssize_t buf_size; - ssize_t res; - unsigned long flags; - u64 tsf; - - mutex_lock(&big_buffer_mutex); - buf_size = min(count, ARRAY_SIZE(big_buffer) - 1); - if (copy_from_user(buf, user_buf, buf_size)) { - res = -EFAULT; - goto out_unlock_bb; - } - mutex_lock(&dev->wl->mutex); - spin_lock_irqsave(&dev->wl->irq_lock, flags); - if (bcm43xx_status(dev) != BCM43xx_STAT_INITIALIZED) { - printk(KERN_INFO PFX "debugfs: Board not initialized.\n"); - res = -EFAULT; - goto out_unlock; - } - if (sscanf(buf, "%llu", (unsigned long long *)(&tsf)) != 1) { - printk(KERN_INFO PFX "debugfs: invalid values for \"tsf\"\n"); - res = -EINVAL; - goto out_unlock; - } - bcm43xx_tsf_write(dev, tsf); - mmiowb(); - res = buf_size; - -out_unlock: - spin_unlock_irqrestore(&dev->wl->irq_lock, flags); - mutex_unlock(&dev->wl->mutex); -out_unlock_bb: - mutex_unlock(&big_buffer_mutex); - - return res; -} - -static ssize_t txstat_read_file(struct file *file, char __user *userbuf, - size_t count, loff_t *ppos) -{ - struct bcm43xx_wldev *dev = file->private_data; - struct bcm43xx_dfsentry *e = dev->dfsentry; - struct bcm43xx_txstatus_log *log = &e->txstatlog; - unsigned long flags; - char *buf = log->printbuf; - const size_t len = ARRAY_SIZE(log->printbuf); - size_t pos = 0; - ssize_t res; - int i, idx; - struct bcm43xx_txstatus *stat; - - mutex_lock(&big_buffer_mutex); - spin_lock_irqsave(&log->lock, flags); - if (!log->printing) { - log->printing = 1; - fappend("bcm43xx TX status reports:\n\n" - "index | cookie | seq | phy_stat | frame_count | " - "rts_count | supp_reason | pm_indicated | " - "intermediate | for_ampdu | acked\n" - "---\n"); - i = log->end + 1; - idx = 0; - while (1) { - if (i == BCM43xx_NR_LOGGED_TXSTATUS) - i = 0; - stat = &(log->log[i]); - if (stat->cookie) { - fappend("%03d | " - "0x%04X | 0x%04X | 0x%02X | " - "0x%X | 0x%X | " - "%u | %u | " - "%u | %u | %u\n", - idx, - stat->cookie, stat->seq, stat->phy_stat, - stat->frame_count, stat->rts_count, - stat->supp_reason, stat->pm_indicated, - stat->intermediate, stat->for_ampdu, - stat->acked); - idx++; - } - if (i == log->end) - break; - i++; - } - log->buf_avail = pos; - } - memcpy(big_buffer, buf, - min(log->buf_avail, ARRAY_SIZE(big_buffer))); - spin_unlock_irqrestore(&log->lock, flags); - - res = simple_read_from_buffer(userbuf, count, ppos, - big_buffer, - log->buf_avail); - if (*ppos == log->buf_avail) { - spin_lock_irqsave(&log->lock, flags); - log->printing = 0; - spin_unlock_irqrestore(&log->lock, flags); - } - mutex_unlock(&big_buffer_mutex); - - return res; -} - -static ssize_t restart_write_file(struct file *file, const char __user *user_buf, - size_t count, loff_t *ppos) -{ - struct bcm43xx_wldev *dev = file->private_data; - char *buf = big_buffer; - ssize_t buf_size; - ssize_t res; - unsigned long flags; - - mutex_lock(&big_buffer_mutex); - buf_size = min(count, ARRAY_SIZE(big_buffer) - 1); - if (copy_from_user(buf, user_buf, buf_size)) { - res = -EFAULT; - goto out_unlock_bb; - } - mutex_lock(&dev->wl->mutex); - spin_lock_irqsave(&dev->wl->irq_lock, flags); - if (bcm43xx_status(dev) != BCM43xx_STAT_INITIALIZED) { - printk(KERN_INFO PFX "debugfs: Board not initialized.\n"); - res = -EFAULT; - goto out_unlock; - } - if (count > 0 && buf[0] == '1') { - bcm43xx_controller_restart(dev, "manually restarted"); - res = count; - } else - res = -EINVAL; - -out_unlock: - spin_unlock_irqrestore(&dev->wl->irq_lock, flags); - mutex_unlock(&dev->wl->mutex); -out_unlock_bb: - mutex_unlock(&big_buffer_mutex); - - return res; -} - -static ssize_t txpower_g_read_file(struct file *file, char __user *userbuf, - size_t count, loff_t *ppos) -{ - struct bcm43xx_wldev *dev = file->private_data; - const size_t len = ARRAY_SIZE(big_buffer); - char *buf = big_buffer; - size_t pos = 0; - ssize_t res; - unsigned long flags; - - mutex_lock(&big_buffer_mutex); - mutex_lock(&dev->wl->mutex); - spin_lock_irqsave(&dev->wl->irq_lock, flags); - if ((bcm43xx_status(dev) != BCM43xx_STAT_INITIALIZED) || - !dev->started) { - fappend("Not initialized\n"); - goto out; - } - if (dev->phy.type != BCM43xx_PHYTYPE_G) { - fappend("Device is not a G-PHY\n"); - goto out; - } - fappend("Control: %s\n", dev->phy.manual_txpower_control ? - "MANUAL" : "AUTOMATIC"); - fappend("Baseband attenuation: %u\n", dev->phy.bbatt.att); - fappend("Radio attenuation: %u\n", dev->phy.rfatt.att); - fappend("TX Mixer Gain: %s\n", (dev->phy.tx_control & BCM43xx_TXCTL_TXMIX) ? - "ON" : "OFF"); - fappend("PA Gain 2dB: %s\n", (dev->phy.tx_control & BCM43xx_TXCTL_PA2DB) ? - "ON" : "OFF"); - fappend("PA Gain 3dB: %s\n", (dev->phy.tx_control & BCM43xx_TXCTL_PA3DB) ? - "ON" : "OFF"); - fappend("\n\n"); - fappend("You can write to this file:\n"); - fappend("Writing \"auto\" enables automatic txpower control.\n"); - fappend("Writing the attenuation values as \"bbatt rfatt txmix pa2db pa3db\" " - "enables manual txpower control.\n"); - fappend("Example: 5 4 0 0 1\n"); - fappend("Enables manual control with Baseband attenuation 5, " - "Radio attenuation 4, No TX Mixer Gain, " - "No PA Gain 2dB, With PA Gain 3dB.\n"); - -out: - spin_unlock_irqrestore(&dev->wl->irq_lock, flags); - mutex_unlock(&dev->wl->mutex); - res = simple_read_from_buffer(userbuf, count, ppos, buf, pos); - mutex_unlock(&big_buffer_mutex); - - return res; -} - -static ssize_t txpower_g_write_file(struct file *file, const char __user *user_buf, - size_t count, loff_t *ppos) -{ - struct bcm43xx_wldev *dev = file->private_data; - char *buf = big_buffer; - ssize_t buf_size; - ssize_t res; - unsigned long flags, phy_flags; - - mutex_lock(&big_buffer_mutex); - buf_size = min(count, ARRAY_SIZE(big_buffer) - 1); - if (copy_from_user(buf, user_buf, buf_size)) { - res = -EFAULT; - goto out_unlock_bb; - } - mutex_lock(&dev->wl->mutex); - spin_lock_irqsave(&dev->wl->irq_lock, flags); - if ((bcm43xx_status(dev) != BCM43xx_STAT_INITIALIZED) || - !dev->started) { - printk(KERN_INFO PFX "debugfs: Board not initialized.\n"); - res = -ENODEV; - goto out_unlock; - } - if (dev->phy.type != BCM43xx_PHYTYPE_G) { - printk(KERN_ERR PFX "debugfs: Device is not a G-PHY\n"); - res = -ENODEV; - goto out_unlock; - } - if ((buf_size >= 4) && (memcmp(buf, "auto", 4) == 0)) { - /* Automatic control */ - dev->phy.manual_txpower_control = 0; - bcm43xx_phy_xmitpower(dev); - } else { - int bbatt = 0, rfatt = 0, txmix = 0, pa2db = 0, pa3db = 0; - /* Manual control */ - if (sscanf(buf, "%d %d %d %d %d", &bbatt, &rfatt, - &txmix, &pa2db, &pa3db) != 5) { - printk(KERN_INFO PFX "debugfs: invalid value for \"tx_power_g\"\n"); - res = -EINVAL; - goto out_unlock; - } - bcm43xx_put_attenuation_into_ranges(dev, &bbatt, &rfatt); - dev->phy.manual_txpower_control = 1; - dev->phy.bbatt.att = bbatt; - dev->phy.rfatt.att = rfatt; - dev->phy.tx_control = 0; - if (txmix) - dev->phy.tx_control |= BCM43xx_TXCTL_TXMIX; - if (pa2db) - dev->phy.tx_control |= BCM43xx_TXCTL_PA2DB; - if (pa3db) - dev->phy.tx_control |= BCM43xx_TXCTL_PA3DB; - bcm43xx_phy_lock(dev, phy_flags); - bcm43xx_radio_lock(dev); - bcm43xx_set_txpower_g(dev, &dev->phy.bbatt, - &dev->phy.rfatt, dev->phy.tx_control); - bcm43xx_radio_unlock(dev); - bcm43xx_phy_unlock(dev, phy_flags); - } - res = buf_size; -out_unlock: - spin_unlock_irqrestore(&dev->wl->irq_lock, flags); - mutex_unlock(&dev->wl->mutex); -out_unlock_bb: - mutex_unlock(&big_buffer_mutex); - - return res; -} - - -#undef fappend - - -static struct file_operations drvinfo_fops = { - .read = drvinfo_read_file, - .write = write_file_dummy, - .open = open_file_generic, -}; - -static struct file_operations tsf_fops = { - .read = tsf_read_file, - .write = tsf_write_file, - .open = open_file_generic, -}; - -static struct file_operations txstat_fops = { - .read = txstat_read_file, - .write = write_file_dummy, - .open = open_file_generic, -}; - -static struct file_operations txpower_g_fops = { - .read = txpower_g_read_file, - .write = txpower_g_write_file, - .open = open_file_generic, -}; - -static struct file_operations restart_fops = { - .write = restart_write_file, - .open = open_file_generic, -}; - - -int bcm43xx_debug(struct bcm43xx_wldev *dev, enum bcm43xx_dyndbg feature) -{ - return !!(dev->dfsentry->dyn_debug[feature]); -} - -static void bcm43xx_remove_dynamic_debug(struct bcm43xx_wldev *dev) -{ - struct bcm43xx_dfsentry *e = dev->dfsentry; - int i; - - for (i = 0; i < __BCM43xx_NR_DYNDBG; i++) - debugfs_remove(e->dyn_debug_dentries[i]); -} - -static void bcm43xx_add_dynamic_debug(struct bcm43xx_wldev *dev) -{ - struct bcm43xx_dfsentry *e = dev->dfsentry; - struct dentry *d; - -#define add_dyn_dbg(name, id, initstate) do { \ - e->dyn_debug[id] = (initstate); \ - d = debugfs_create_bool(name, 0600, e->subdir, \ - &(e->dyn_debug[id])); \ - if (!IS_ERR(d)) \ - e->dyn_debug_dentries[id] = d; \ - } while (0) - - add_dyn_dbg("debug_xmitpower", BCM43xx_DBG_XMITPOWER, 0); - add_dyn_dbg("debug_dmaoverflow", BCM43xx_DBG_DMAOVERFLOW, 0); - add_dyn_dbg("debug_dmaverbose", BCM43xx_DBG_DMAVERBOSE, 0); - add_dyn_dbg("debug_pwork_fast", BCM43xx_DBG_PWORK_FAST, 0); - add_dyn_dbg("debug_pwork_stop", BCM43xx_DBG_PWORK_STOP, 0); - -#undef add_dyn_dbg -} - -void bcm43xx_debugfs_add_device(struct bcm43xx_wldev *dev) -{ - struct bcm43xx_dfsentry *e; - struct bcm43xx_txstatus_log *log; - char devdir[16]; - - assert(dev); - e = kzalloc(sizeof(*e), GFP_KERNEL); - if (!e) { - printk(KERN_ERR PFX "debugfs: add device OOM\n"); - return; - } - e->dev = dev; - log = &e->txstatlog; - log->log = kcalloc(BCM43xx_NR_LOGGED_TXSTATUS, - sizeof(struct bcm43xx_txstatus), - GFP_KERNEL); - if (!log->log) { - printk(KERN_ERR PFX "debugfs: add device txstatus OOM\n"); - kfree(e); - return; - } - log->end = -1; - spin_lock_init(&log->lock); - - dev->dfsentry = e; - - snprintf(devdir, sizeof(devdir), "%s", wiphy_name(dev->wl->hw->wiphy)); - e->subdir = debugfs_create_dir(devdir, fs.root); - if (!e->subdir || IS_ERR(e->subdir)) { - e->subdir = NULL; - kfree(log->log); - kfree(e); - return; - } - - e->dentry_tsf = debugfs_create_file("tsf", 0600, e->subdir, - dev, &tsf_fops); - if (IS_ERR(e->dentry_tsf)) - e->dentry_tsf = NULL; - e->dentry_txstat = debugfs_create_file("tx_status", 0400, e->subdir, - dev, &txstat_fops); - if (IS_ERR(e->dentry_txstat)) - e->dentry_txstat = NULL; - e->dentry_txpower_g = debugfs_create_file("tx_power_g", 0600, e->subdir, - dev, &txpower_g_fops); - if (IS_ERR(e->dentry_txpower_g)) - e->dentry_txpower_g = NULL; - e->dentry_restart = debugfs_create_file("restart", 0200, e->subdir, - dev, &restart_fops); - if (IS_ERR(e->dentry_restart)) - e->dentry_restart = NULL; - - bcm43xx_add_dynamic_debug(dev); -} - -void bcm43xx_debugfs_remove_device(struct bcm43xx_wldev *dev) -{ - struct bcm43xx_dfsentry *e; - - if (!dev) - return; - e = dev->dfsentry; - if (!e) - return; - bcm43xx_remove_dynamic_debug(dev); - debugfs_remove(e->dentry_tsf); - debugfs_remove(e->dentry_txstat); - debugfs_remove(e->dentry_restart); - debugfs_remove(e->dentry_txpower_g); - debugfs_remove(e->subdir); - kfree(e->txstatlog.log); - kfree(e); -} - -void bcm43xx_debugfs_log_txstat(struct bcm43xx_wldev *dev, - const struct bcm43xx_txstatus *status) -{ - struct bcm43xx_dfsentry *e = dev->dfsentry; - struct bcm43xx_txstatus_log *log; - struct bcm43xx_txstatus *cur; - int i; - - log = &e->txstatlog; - assert(irqs_disabled()); - spin_lock(&log->lock); - i = log->end + 1; - if (i == BCM43xx_NR_LOGGED_TXSTATUS) - i = 0; - log->end = i; - cur = &(log->log[i]); - memcpy(cur, status, sizeof(*cur)); - spin_unlock(&log->lock); -} - -void bcm43xx_debugfs_init(void) -{ - memset(&fs, 0, sizeof(fs)); - fs.root = debugfs_create_dir(KBUILD_MODNAME, NULL); - if (!fs.root || IS_ERR(fs.root)) { - fs.root = NULL; - return; - } - fs.dentry_driverinfo = debugfs_create_file("driver", 0444, fs.root, - NULL, &drvinfo_fops); - if (IS_ERR(fs.dentry_driverinfo)) - fs.dentry_driverinfo = NULL; -} - -void bcm43xx_debugfs_exit(void) -{ - debugfs_remove(fs.dentry_driverinfo); - debugfs_remove(fs.root); -} - -void bcm43xx_printk_dump(const char *data, - size_t size, - const char *description) -{ - unsigned int i; - char c; - - printk(KERN_INFO PFX "Data dump (%s, %lu bytes):", - description, (unsigned long)size); - for (i = 0; i < size; i++) { - c = data[i]; - if (i % 8 == 0) - printk("\n" KERN_INFO PFX "0x%08x: 0x%02x, ", i, c & 0xff); - else - printk("0x%02x, ", c & 0xff); - } - printk("\n"); -} - -void bcm43xx_printk_bitdump(const unsigned char *data, - size_t bytes, int msb_to_lsb, - const char *description) -{ - unsigned int i; - int j; - const unsigned char *d; - - printk(KERN_INFO PFX "*** Bitdump (%s, %lu bytes, %s) ***", - description, (unsigned long)bytes, - msb_to_lsb ? "MSB to LSB" : "LSB to MSB"); - for (i = 0; i < bytes; i++) { - d = data + i; - if (i % 8 == 0) - printk("\n" KERN_INFO PFX "0x%08x: ", i); - if (msb_to_lsb) { - for (j = 7; j >= 0; j--) { - if (*d & (1 << j)) - printk("1"); - else - printk("0"); - } - } else { - for (j = 0; j < 8; j++) { - if (*d & (1 << j)) - printk("1"); - else - printk("0"); - } - } - printk(" "); - } - printk("\n"); -} diff --git a/package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_debugfs.h b/package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_debugfs.h deleted file mode 100644 index bf31754b0c..0000000000 --- a/package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_debugfs.h +++ /dev/null @@ -1,134 +0,0 @@ -#ifndef BCM43xx_DEBUGFS_H_ -#define BCM43xx_DEBUGFS_H_ - -struct bcm43xx_wldev; -struct bcm43xx_txstatus; - -enum bcm43xx_dyndbg { /* Dynamic debugging features */ - BCM43xx_DBG_XMITPOWER, - BCM43xx_DBG_DMAOVERFLOW, - BCM43xx_DBG_DMAVERBOSE, - BCM43xx_DBG_PWORK_FAST, - BCM43xx_DBG_PWORK_STOP, - __BCM43xx_NR_DYNDBG, -}; - - -#ifdef CONFIG_BCM43XX_MAC80211_DEBUG - -struct dentry; - -#define BCM43xx_NR_LOGGED_TXSTATUS 100 - -struct bcm43xx_txstatus_log { - struct bcm43xx_txstatus *log; - int end; - int printing; - char printbuf[(BCM43xx_NR_LOGGED_TXSTATUS * 70) + 200]; - size_t buf_avail; - spinlock_t lock; -}; - -struct bcm43xx_dfsentry { - struct dentry *subdir; - struct dentry *dentry_tsf; - struct dentry *dentry_txstat; - struct dentry *dentry_txpower_g; - struct dentry *dentry_restart; - - struct bcm43xx_wldev *dev; - - struct bcm43xx_txstatus_log txstatlog; - - /* Enabled/Disabled list for the dynamic debugging features. */ - u32 dyn_debug[__BCM43xx_NR_DYNDBG]; - /* Dentries for the dynamic debugging entries. */ - struct dentry *dyn_debug_dentries[__BCM43xx_NR_DYNDBG]; -}; - -struct bcm43xx_debugfs { - struct dentry *root; - struct dentry *dentry_driverinfo; -}; - -int bcm43xx_debug(struct bcm43xx_wldev *dev, enum bcm43xx_dyndbg feature); - -void bcm43xx_debugfs_init(void); -void bcm43xx_debugfs_exit(void); -void bcm43xx_debugfs_add_device(struct bcm43xx_wldev *dev); -void bcm43xx_debugfs_remove_device(struct bcm43xx_wldev *dev); -void bcm43xx_debugfs_log_txstat(struct bcm43xx_wldev *dev, - const struct bcm43xx_txstatus *status); - -/* Debug helper: Dump binary data through printk. */ -void bcm43xx_printk_dump(const char *data, - size_t size, - const char *description); -/* Debug helper: Dump bitwise binary data through printk. */ -void bcm43xx_printk_bitdump(const unsigned char *data, - size_t bytes, int msb_to_lsb, - const char *description); -#define bcm43xx_printk_bitdumpt(pointer, msb_to_lsb, description) \ - do { \ - bcm43xx_printk_bitdump((const unsigned char *)(pointer), \ - sizeof(*(pointer)), \ - (msb_to_lsb), \ - (description)); \ - } while (0) - -#else /* CONFIG_BCM43XX_MAC80211_DEBUG*/ - -static inline -int bcm43xx_debug(struct bcm43xx_wldev *dev, enum bcm43xx_dyndbg feature) -{ - return 0; -} - -static inline -void bcm43xx_debugfs_init(void) { } -static inline -void bcm43xx_debugfs_exit(void) { } -static inline -void bcm43xx_debugfs_add_device(struct bcm43xx_wldev *dev) { } -static inline -void bcm43xx_debugfs_remove_device(struct bcm43xx_wldev *dev) { } -static inline -void bcm43xx_debugfs_log_txstat(struct bcm43xx_wldev *dev, - const struct bcm43xx_txstatus *status) { } - -static inline -void bcm43xx_printk_dump(const char *data, - size_t size, - const char *description) -{ -} -static inline -void bcm43xx_printk_bitdump(const unsigned char *data, - size_t bytes, int msb_to_lsb, - const char *description) -{ -} -#define bcm43xx_printk_bitdumpt(pointer, msb_to_lsb, description) do { /* nothing */ } while (0) - -#endif /* CONFIG_BCM43XX_MAC80211_DEBUG*/ - -/* Ugly helper macros to make incomplete code more verbose on runtime */ -#ifdef TODO -# undef TODO -#endif -#define TODO() \ - do { \ - printk(KERN_INFO PFX "TODO: Incomplete code in %s() at %s:%d\n", \ - __FUNCTION__, __FILE__, __LINE__); \ - } while (0) - -#ifdef FIXME -# undef FIXME -#endif -#define FIXME() \ - do { \ - printk(KERN_INFO PFX "FIXME: Possibly broken code in %s() at %s:%d\n", \ - __FUNCTION__, __FILE__, __LINE__); \ - } while (0) - -#endif /* BCM43xx_DEBUGFS_H_ */ diff --git a/package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_dma.c b/package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_dma.c deleted file mode 100644 index 814e1ad075..0000000000 --- a/package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_dma.c +++ /dev/null @@ -1,1520 +0,0 @@ -/* - - Broadcom BCM43xx wireless driver - - DMA ringbuffer and descriptor allocation/management - - Copyright (c) 2005, 2006 Michael Buesch <mb@bu3sch.de> - - Some code in this file is derived from the b44.c driver - Copyright (C) 2002 David S. Miller - Copyright (C) Pekka Pietikainen - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; see the file COPYING. If not, write to - the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor, - Boston, MA 02110-1301, USA. - -*/ - -#include "bcm43xx.h" -#include "bcm43xx_dma.h" -#include "bcm43xx_main.h" -#include "bcm43xx_debugfs.h" -#include "bcm43xx_power.h" -#include "bcm43xx_xmit.h" - -#include <linux/dma-mapping.h> -#include <linux/pci.h> -#include <linux/delay.h> -#include <linux/skbuff.h> - - -/* 32bit DMA ops. */ -static -struct bcm43xx_dmadesc_generic * op32_idx2desc(struct bcm43xx_dmaring *ring, - int slot, - struct bcm43xx_dmadesc_meta **meta) -{ - struct bcm43xx_dmadesc32 *desc; - - *meta = &(ring->meta[slot]); - desc = ring->descbase; - desc = &(desc[slot]); - - return (struct bcm43xx_dmadesc_generic *)desc; -} - -static void op32_fill_descriptor(struct bcm43xx_dmaring *ring, - struct bcm43xx_dmadesc_generic *desc, - dma_addr_t dmaaddr, u16 bufsize, - int start, int end, int irq) -{ - struct bcm43xx_dmadesc32 *descbase = ring->descbase; - int slot; - u32 ctl; - u32 addr; - u32 addrext; - - slot = (int)(&(desc->dma32) - descbase); - assert(slot >= 0 && slot < ring->nr_slots); - - addr = (u32)(dmaaddr & ~SSB_DMA_TRANSLATION_MASK); - addrext = (u32)(dmaaddr & SSB_DMA_TRANSLATION_MASK) - >> SSB_DMA_TRANSLATION_SHIFT; - addr |= ssb_dma_translation(ring->dev->dev); - ctl = (bufsize - ring->frameoffset) - & BCM43xx_DMA32_DCTL_BYTECNT; - if (slot == ring->nr_slots - 1) - ctl |= BCM43xx_DMA32_DCTL_DTABLEEND; - if (start) - ctl |= BCM43xx_DMA32_DCTL_FRAMESTART; - if (end) - ctl |= BCM43xx_DMA32_DCTL_FRAMEEND; - if (irq) - ctl |= BCM43xx_DMA32_DCTL_IRQ; - ctl |= (addrext << BCM43xx_DMA32_DCTL_ADDREXT_SHIFT) - & BCM43xx_DMA32_DCTL_ADDREXT_MASK; - - desc->dma32.control = cpu_to_le32(ctl); - desc->dma32.address = cpu_to_le32(addr); -} - -static void op32_poke_tx(struct bcm43xx_dmaring *ring, int slot) -{ - bcm43xx_dma_write(ring, BCM43xx_DMA32_TXINDEX, - (u32)(slot * sizeof(struct bcm43xx_dmadesc32))); -} - -static void op32_tx_suspend(struct bcm43xx_dmaring *ring) -{ - bcm43xx_dma_write(ring, BCM43xx_DMA32_TXCTL, - bcm43xx_dma_read(ring, BCM43xx_DMA32_TXCTL) - | BCM43xx_DMA32_TXSUSPEND); -} - -static void op32_tx_resume(struct bcm43xx_dmaring *ring) -{ - bcm43xx_dma_write(ring, BCM43xx_DMA32_TXCTL, - bcm43xx_dma_read(ring, BCM43xx_DMA32_TXCTL) - & ~BCM43xx_DMA32_TXSUSPEND); -} - -static int op32_get_current_rxslot(struct bcm43xx_dmaring *ring) -{ - u32 val; - - val = bcm43xx_dma_read(ring, BCM43xx_DMA32_RXSTATUS); - val &= BCM43xx_DMA32_RXDPTR; - - return (val / sizeof(struct bcm43xx_dmadesc32)); -} - -static void op32_set_current_rxslot(struct bcm43xx_dmaring *ring, - int slot) -{ - bcm43xx_dma_write(ring, BCM43xx_DMA32_RXINDEX, - (u32)(slot * sizeof(struct bcm43xx_dmadesc32))); -} - -static const struct bcm43xx_dma_ops dma32_ops = { - .idx2desc = op32_idx2desc, - .fill_descriptor = op32_fill_descriptor, - .poke_tx = op32_poke_tx, - .tx_suspend = op32_tx_suspend, - .tx_resume = op32_tx_resume, - .get_current_rxslot = op32_get_current_rxslot, - .set_current_rxslot = op32_set_current_rxslot, -}; - -/* 64bit DMA ops. */ -static -struct bcm43xx_dmadesc_generic * op64_idx2desc(struct bcm43xx_dmaring *ring, - int slot, - struct bcm43xx_dmadesc_meta **meta) -{ - struct bcm43xx_dmadesc64 *desc; - - *meta = &(ring->meta[slot]); - desc = ring->descbase; - desc = &(desc[slot]); - - return (struct bcm43xx_dmadesc_generic *)desc; -} - -static void op64_fill_descriptor(struct bcm43xx_dmaring *ring, - struct bcm43xx_dmadesc_generic *desc, - dma_addr_t dmaaddr, u16 bufsize, - int start, int end, int irq) -{ - struct bcm43xx_dmadesc64 *descbase = ring->descbase; - int slot; - u32 ctl0 = 0, ctl1 = 0; - u32 addrlo, addrhi; - u32 addrext; - - slot = (int)(&(desc->dma64) - descbase); - assert(slot >= 0 && slot < ring->nr_slots); - - addrlo = (u32)(dmaaddr & 0xFFFFFFFF); - addrhi = (((u64)dmaaddr >> 32) & ~SSB_DMA_TRANSLATION_MASK); - addrext = (((u64)dmaaddr >> 32) & SSB_DMA_TRANSLATION_MASK) - >> SSB_DMA_TRANSLATION_SHIFT; - addrhi |= ssb_dma_translation(ring->dev->dev); - if (slot == ring->nr_slots - 1) - ctl0 |= BCM43xx_DMA64_DCTL0_DTABLEEND; - if (start) - ctl0 |= BCM43xx_DMA64_DCTL0_FRAMESTART; - if (end) - ctl0 |= BCM43xx_DMA64_DCTL0_FRAMEEND; - if (irq) - ctl0 |= BCM43xx_DMA64_DCTL0_IRQ; - ctl1 |= (bufsize - ring->frameoffset) - & BCM43xx_DMA64_DCTL1_BYTECNT; - ctl1 |= (addrext << BCM43xx_DMA64_DCTL1_ADDREXT_SHIFT) - & BCM43xx_DMA64_DCTL1_ADDREXT_MASK; - - desc->dma64.control0 = cpu_to_le32(ctl0); - desc->dma64.control1 = cpu_to_le32(ctl1); - desc->dma64.address_low = cpu_to_le32(addrlo); - desc->dma64.address_high = cpu_to_le32(addrhi); -} - -static void op64_poke_tx(struct bcm43xx_dmaring *ring, int slot) -{ - bcm43xx_dma_write(ring, BCM43xx_DMA64_TXINDEX, - (u32)(slot * sizeof(struct bcm43xx_dmadesc64))); -} - -static void op64_tx_suspend(struct bcm43xx_dmaring *ring) -{ - bcm43xx_dma_write(ring, BCM43xx_DMA64_TXCTL, - bcm43xx_dma_read(ring, BCM43xx_DMA64_TXCTL) - | BCM43xx_DMA64_TXSUSPEND); -} - -static void op64_tx_resume(struct bcm43xx_dmaring *ring) -{ - bcm43xx_dma_write(ring, BCM43xx_DMA64_TXCTL, - bcm43xx_dma_read(ring, BCM43xx_DMA64_TXCTL) - & ~BCM43xx_DMA64_TXSUSPEND); -} - -static int op64_get_current_rxslot(struct bcm43xx_dmaring *ring) -{ - u32 val; - - val = bcm43xx_dma_read(ring, BCM43xx_DMA64_RXSTATUS); - val &= BCM43xx_DMA64_RXSTATDPTR; - - return (val / sizeof(struct bcm43xx_dmadesc64)); -} - -static void op64_set_current_rxslot(struct bcm43xx_dmaring *ring, - int slot) -{ - bcm43xx_dma_write(ring, BCM43xx_DMA64_RXINDEX, - (u32)(slot * sizeof(struct bcm43xx_dmadesc64))); -} - -static const struct bcm43xx_dma_ops dma64_ops = { - .idx2desc = op64_idx2desc, - .fill_descriptor = op64_fill_descriptor, - .poke_tx = op64_poke_tx, - .tx_suspend = op64_tx_suspend, - .tx_resume = op64_tx_resume, - .get_current_rxslot = op64_get_current_rxslot, - .set_current_rxslot = op64_set_current_rxslot, -}; - - -static inline int free_slots(struct bcm43xx_dmaring *ring) -{ - return (ring->nr_slots - ring->used_slots); -} - -static inline int next_slot(struct bcm43xx_dmaring *ring, int slot) -{ - assert(slot >= -1 && slot <= ring->nr_slots - 1); - if (slot == ring->nr_slots - 1) - return 0; - return slot + 1; -} - -static inline int prev_slot(struct bcm43xx_dmaring *ring, int slot) -{ - assert(slot >= 0 && slot <= ring->nr_slots - 1); - if (slot == 0) - return ring->nr_slots - 1; - return slot - 1; -} - -#ifdef CONFIG_BCM43XX_MAC80211_DEBUG -static void update_max_used_slots(struct bcm43xx_dmaring *ring, - int current_used_slots) -{ - if (current_used_slots <= ring->max_used_slots) - return; - ring->max_used_slots = current_used_slots; - if (bcm43xx_debug(ring->dev, BCM43xx_DBG_DMAVERBOSE)) { - dprintk(KERN_DEBUG PFX - "max_used_slots increased to %d on %s ring %d\n", - ring->max_used_slots, - ring->tx ? "TX" : "RX", - ring->index); - } -} -#else -static inline -void update_max_used_slots(struct bcm43xx_dmaring *ring, - int current_used_slots) -{ } -#endif /* DEBUG */ - -/* Request a slot for usage. */ -static inline -int request_slot(struct bcm43xx_dmaring *ring) -{ - int slot; - - assert(ring->tx); - assert(!ring->stopped); - assert(free_slots(ring) != 0); - - slot = next_slot(ring, ring->current_slot); - ring->current_slot = slot; - ring->used_slots++; - - update_max_used_slots(ring, ring->used_slots); - - return slot; -} - -/* Mac80211-queue to bcm43xx-ring mapping */ -static struct bcm43xx_dmaring * priority_to_txring(struct bcm43xx_wldev *dev, - int queue_priority) -{ - struct bcm43xx_dmaring *ring; - -/*FIXME: For now we always run on TX-ring-1 */ -return dev->dma.tx_ring1; - - /* 0 = highest priority */ - switch (queue_priority) { - default: - assert(0); - /* fallthrough */ - case 0: - ring = dev->dma.tx_ring3; - break; - case 1: - ring = dev->dma.tx_ring2; - break; - case 2: - ring = dev->dma.tx_ring1; - break; - case 3: - ring = dev->dma.tx_ring0; - break; - case 4: - ring = dev->dma.tx_ring4; - break; - case 5: - ring = dev->dma.tx_ring5; - break; - } - - return ring; -} - -/* Bcm43xx-ring to mac80211-queue mapping */ -static inline int txring_to_priority(struct bcm43xx_dmaring *ring) -{ - static const u8 idx_to_prio[] = - { 3, 2, 1, 0, 4, 5, }; - -/*FIXME: have only one queue, for now */ -return 0; - - return idx_to_prio[ring->index]; -} - - -u16 bcm43xx_dmacontroller_base(int dma64bit, int controller_idx) -{ - static const u16 map64[] = { - BCM43xx_MMIO_DMA64_BASE0, - BCM43xx_MMIO_DMA64_BASE1, - BCM43xx_MMIO_DMA64_BASE2, - BCM43xx_MMIO_DMA64_BASE3, - BCM43xx_MMIO_DMA64_BASE4, - BCM43xx_MMIO_DMA64_BASE5, - }; - static const u16 map32[] = { - BCM43xx_MMIO_DMA32_BASE0, - BCM43xx_MMIO_DMA32_BASE1, - BCM43xx_MMIO_DMA32_BASE2, - BCM43xx_MMIO_DMA32_BASE3, - BCM43xx_MMIO_DMA32_BASE4, - BCM43xx_MMIO_DMA32_BASE5, - }; - - if (dma64bit) { - assert(controller_idx >= 0 && - controller_idx < ARRAY_SIZE(map64)); - return map64[controller_idx]; - } - assert(controller_idx >= 0 && - controller_idx < ARRAY_SIZE(map32)); - return map32[controller_idx]; -} - -static inline -dma_addr_t map_descbuffer(struct bcm43xx_dmaring *ring, - unsigned char *buf, - size_t len, - int tx) -{ - dma_addr_t dmaaddr; - - if (tx) { - dmaaddr = dma_map_single(ring->dev->dev->dev, - buf, len, - DMA_TO_DEVICE); - } else { - dmaaddr = dma_map_single(ring->dev->dev->dev, - buf, len, - DMA_FROM_DEVICE); - } - - return dmaaddr; -} - -static inline -void unmap_descbuffer(struct bcm43xx_dmaring *ring, - dma_addr_t addr, - size_t len, - int tx) -{ - if (tx) { - dma_unmap_single(ring->dev->dev->dev, - addr, len, - DMA_TO_DEVICE); - } else { - dma_unmap_single(ring->dev->dev->dev, - addr, len, - DMA_FROM_DEVICE); - } -} - -static inline -void sync_descbuffer_for_cpu(struct bcm43xx_dmaring *ring, - dma_addr_t addr, - size_t len) -{ - assert(!ring->tx); - - dma_sync_single_for_cpu(ring->dev->dev->dev, - addr, len, DMA_FROM_DEVICE); -} - -static inline -void sync_descbuffer_for_device(struct bcm43xx_dmaring *ring, - dma_addr_t addr, - size_t len) -{ - assert(!ring->tx); - - dma_sync_single_for_device(ring->dev->dev->dev, - addr, len, DMA_FROM_DEVICE); -} - -static inline -void free_descriptor_buffer(struct bcm43xx_dmaring *ring, - struct bcm43xx_dmadesc_meta *meta, - int irq_context) -{ - if (meta->skb) { - if (irq_context) - dev_kfree_skb_irq(meta->skb); - else - dev_kfree_skb(meta->skb); - meta->skb = NULL; - } -} - -static int alloc_ringmemory(struct bcm43xx_dmaring *ring) -{ - struct device *dev = ring->dev->dev->dev; - - ring->descbase = dma_alloc_coherent(dev, BCM43xx_DMA_RINGMEMSIZE, - &(ring->dmabase), GFP_KERNEL); - if (!ring->descbase) { - printk(KERN_ERR PFX "DMA ringmemory allocation failed\n"); - return -ENOMEM; - } - memset(ring->descbase, 0, BCM43xx_DMA_RINGMEMSIZE); - - return 0; -} - -static void free_ringmemory(struct bcm43xx_dmaring *ring) -{ - struct device *dev = ring->dev->dev->dev; - - dma_free_coherent(dev, BCM43xx_DMA_RINGMEMSIZE, - ring->descbase, ring->dmabase); -} - -/* Reset the RX DMA channel */ -int bcm43xx_dmacontroller_rx_reset(struct bcm43xx_wldev *dev, - u16 mmio_base, int dma64) -{ - int i; - u32 value; - u16 offset; - - might_sleep(); - - offset = dma64 ? BCM43xx_DMA64_RXCTL : BCM43xx_DMA32_RXCTL; - bcm43xx_write32(dev, mmio_base + offset, 0); - for (i = 0; i < 10; i++) { - offset = dma64 ? BCM43xx_DMA64_RXSTATUS : BCM43xx_DMA32_RXSTATUS; - value = bcm43xx_read32(dev, mmio_base + offset); - if (dma64) { - value &= BCM43xx_DMA64_RXSTAT; - if (value == BCM43xx_DMA64_RXSTAT_DISABLED) { - i = -1; - break; - } - } else { - value &= BCM43xx_DMA32_RXSTATE; - if (value == BCM43xx_DMA32_RXSTAT_DISABLED) { - i = -1; - break; - } - } - msleep(1); - } - if (i != -1) { - printk(KERN_ERR PFX "ERROR: DMA RX reset timed out\n"); - return -ENODEV; - } - - return 0; -} - -/* Reset the RX DMA channel */ -int bcm43xx_dmacontroller_tx_reset(struct bcm43xx_wldev *dev, - u16 mmio_base, int dma64) -{ - int i; - u32 value; - u16 offset; - - might_sleep(); - - for (i = 0; i < 10; i++) { - offset = dma64 ? BCM43xx_DMA64_TXSTATUS : BCM43xx_DMA32_TXSTATUS; - value = bcm43xx_read32(dev, mmio_base + offset); - if (dma64) { - value &= BCM43xx_DMA64_TXSTAT; - if (value == BCM43xx_DMA64_TXSTAT_DISABLED || - value == BCM43xx_DMA64_TXSTAT_IDLEWAIT || - value == BCM43xx_DMA64_TXSTAT_STOPPED) - break; - } else { - value &= BCM43xx_DMA32_TXSTATE; - if (value == BCM43xx_DMA32_TXSTAT_DISABLED || - value == BCM43xx_DMA32_TXSTAT_IDLEWAIT || - value == BCM43xx_DMA32_TXSTAT_STOPPED) - break; - } - msleep(1); - } - offset = dma64 ? BCM43xx_DMA64_TXCTL : BCM43xx_DMA32_TXCTL; - bcm43xx_write32(dev, mmio_base + offset, 0); - for (i = 0; i < 10; i++) { - offset = dma64 ? BCM43xx_DMA64_TXSTATUS : BCM43xx_DMA32_TXSTATUS; - value = bcm43xx_read32(dev, mmio_base + offset); - if (dma64) { - value &= BCM43xx_DMA64_TXSTAT; - if (value == BCM43xx_DMA64_TXSTAT_DISABLED) { - i = -1; - break; - } - } else { - value &= BCM43xx_DMA32_TXSTATE; - if (value == BCM43xx_DMA32_TXSTAT_DISABLED) { - i = -1; - break; - } - } - msleep(1); - } - if (i != -1) { - printk(KERN_ERR PFX "ERROR: DMA TX reset timed out\n"); - return -ENODEV; - } - /* ensure the reset is completed. */ - msleep(1); - - return 0; -} - -static int setup_rx_descbuffer(struct bcm43xx_dmaring *ring, - struct bcm43xx_dmadesc_generic *desc, - struct bcm43xx_dmadesc_meta *meta, - gfp_t gfp_flags) -{ - struct bcm43xx_rxhdr_fw4 *rxhdr; - struct bcm43xx_hwtxstatus *txstat; - dma_addr_t dmaaddr; - struct sk_buff *skb; - - assert(!ring->tx); - - skb = __dev_alloc_skb(ring->rx_buffersize, gfp_flags); - if (unlikely(!skb)) - return -ENOMEM; - dmaaddr = map_descbuffer(ring, skb->data, - ring->rx_buffersize, 0); - if (dma_mapping_error(dmaaddr)) { - /* ugh. try to realloc in zone_dma */ - gfp_flags |= GFP_DMA; - - dev_kfree_skb_any(skb); - - skb = __dev_alloc_skb(ring->rx_buffersize, gfp_flags); - if (unlikely(!skb)) - return -ENOMEM; - dmaaddr = map_descbuffer(ring, skb->data, - ring->rx_buffersize, 0); - } - - if (dma_mapping_error(dmaaddr)) { - dev_kfree_skb_any(skb); - return -EIO; - } - - meta->skb = skb; - meta->dmaaddr = dmaaddr; - ring->ops->fill_descriptor(ring, desc, dmaaddr, - ring->rx_buffersize, 0, 0, 0); - - rxhdr = (struct bcm43xx_rxhdr_fw4 *)(skb->data); - rxhdr->frame_len = 0; - txstat = (struct bcm43xx_hwtxstatus *)(skb->data); - txstat->cookie = 0; - - return 0; -} - -/* Allocate the initial descbuffers. - * This is used for an RX ring only. - */ -static int alloc_initial_descbuffers(struct bcm43xx_dmaring *ring) -{ - int i, err = -ENOMEM; - struct bcm43xx_dmadesc_generic *desc; - struct bcm43xx_dmadesc_meta *meta; - - for (i = 0; i < ring->nr_slots; i++) { - desc = ring->ops->idx2desc(ring, i, &meta); - - err = setup_rx_descbuffer(ring, desc, meta, GFP_KERNEL); - if (err) { - printk(KERN_ERR PFX "Failed to allocate initial descbuffers\n"); - goto err_unwind; - } - } - mb(); - ring->used_slots = ring->nr_slots; - err = 0; -out: - return err; - -err_unwind: - for (i--; i >= 0; i--) { - desc = ring->ops->idx2desc(ring, i, &meta); - - unmap_descbuffer(ring, meta->dmaaddr, ring->rx_buffersize, 0); - dev_kfree_skb(meta->skb); - } - goto out; -} - -/* Do initial setup of the DMA controller. - * Reset the controller, write the ring busaddress - * and switch the "enable" bit on. - */ -static int dmacontroller_setup(struct bcm43xx_dmaring *ring) -{ - int err = 0; - u32 value; - u32 addrext; - u32 trans = ssb_dma_translation(ring->dev->dev); - - if (ring->tx) { - if (ring->dma64) { - u64 ringbase = (u64)(ring->dmabase); - - addrext = ((ringbase >> 32) & SSB_DMA_TRANSLATION_MASK) - >> SSB_DMA_TRANSLATION_SHIFT; - value = BCM43xx_DMA64_TXENABLE; - value |= (addrext << BCM43xx_DMA64_TXADDREXT_SHIFT) - & BCM43xx_DMA64_TXADDREXT_MASK; - bcm43xx_dma_write(ring, BCM43xx_DMA64_TXCTL, value); - bcm43xx_dma_write(ring, BCM43xx_DMA64_TXRINGLO, - (ringbase & 0xFFFFFFFF)); - bcm43xx_dma_write(ring, BCM43xx_DMA64_TXRINGHI, - ((ringbase >> 32) & ~SSB_DMA_TRANSLATION_MASK) - | trans); - } else { - u32 ringbase = (u32)(ring->dmabase); - - addrext = (ringbase & SSB_DMA_TRANSLATION_MASK) - >> SSB_DMA_TRANSLATION_SHIFT; - value = BCM43xx_DMA32_TXENABLE; - value |= (addrext << BCM43xx_DMA32_TXADDREXT_SHIFT) - & BCM43xx_DMA32_TXADDREXT_MASK; - bcm43xx_dma_write(ring, BCM43xx_DMA32_TXCTL, value); - bcm43xx_dma_write(ring, BCM43xx_DMA32_TXRING, - (ringbase & ~SSB_DMA_TRANSLATION_MASK) - | trans); - } - } else { - err = alloc_initial_descbuffers(ring); - if (err) - goto out; - if (ring->dma64) { - u64 ringbase = (u64)(ring->dmabase); - - addrext = ((ringbase >> 32) & SSB_DMA_TRANSLATION_MASK) - >> SSB_DMA_TRANSLATION_SHIFT; - value = (ring->frameoffset << BCM43xx_DMA64_RXFROFF_SHIFT); - value |= BCM43xx_DMA64_RXENABLE; - value |= (addrext << BCM43xx_DMA64_RXADDREXT_SHIFT) - & BCM43xx_DMA64_RXADDREXT_MASK; - bcm43xx_dma_write(ring, BCM43xx_DMA64_RXCTL, value); - bcm43xx_dma_write(ring, BCM43xx_DMA64_RXRINGLO, - (ringbase & 0xFFFFFFFF)); - bcm43xx_dma_write(ring, BCM43xx_DMA64_RXRINGHI, - ((ringbase >> 32) & ~SSB_DMA_TRANSLATION_MASK) - | trans); - bcm43xx_dma_write(ring, BCM43xx_DMA64_RXINDEX, 200); - } else { - u32 ringbase = (u32)(ring->dmabase); - - addrext = (ringbase & SSB_DMA_TRANSLATION_MASK) - >> SSB_DMA_TRANSLATION_SHIFT; - value = (ring->frameoffset << BCM43xx_DMA32_RXFROFF_SHIFT); - value |= BCM43xx_DMA32_RXENABLE; - value |= (addrext << BCM43xx_DMA32_RXADDREXT_SHIFT) - & BCM43xx_DMA32_RXADDREXT_MASK; - bcm43xx_dma_write(ring, BCM43xx_DMA32_RXCTL, value); - bcm43xx_dma_write(ring, BCM43xx_DMA32_RXRING, - (ringbase & ~SSB_DMA_TRANSLATION_MASK) - | trans); - bcm43xx_dma_write(ring, BCM43xx_DMA32_RXINDEX, 200); - } - } - -out: - return err; -} - -/* Shutdown the DMA controller. */ -static void dmacontroller_cleanup(struct bcm43xx_dmaring *ring) -{ - if (ring->tx) { - bcm43xx_dmacontroller_tx_reset(ring->dev, ring->mmio_base, ring->dma64); - if (ring->dma64) { - bcm43xx_dma_write(ring, BCM43xx_DMA64_TXRINGLO, 0); - bcm43xx_dma_write(ring, BCM43xx_DMA64_TXRINGHI, 0); - } else - bcm43xx_dma_write(ring, BCM43xx_DMA32_TXRING, 0); - } else { - bcm43xx_dmacontroller_rx_reset(ring->dev, ring->mmio_base, ring->dma64); - if (ring->dma64) { - bcm43xx_dma_write(ring, BCM43xx_DMA64_RXRINGLO, 0); - bcm43xx_dma_write(ring, BCM43xx_DMA64_RXRINGHI, 0); - } else - bcm43xx_dma_write(ring, BCM43xx_DMA32_RXRING, 0); - } -} - -static void free_all_descbuffers(struct bcm43xx_dmaring *ring) -{ - struct bcm43xx_dmadesc_generic *desc; - struct bcm43xx_dmadesc_meta *meta; - int i; - - if (!ring->used_slots) - return; - for (i = 0; i < ring->nr_slots; i++) { - desc = ring->ops->idx2desc(ring, i, &meta); - - if (!meta->skb) { - assert(ring->tx); - continue; - } - if (ring->tx) { - unmap_descbuffer(ring, meta->dmaaddr, - meta->skb->len, 1); - } else { - unmap_descbuffer(ring, meta->dmaaddr, - ring->rx_buffersize, 0); - } - free_descriptor_buffer(ring, meta, 0); - } -} - -static u64 supported_dma_mask(struct bcm43xx_wldev *dev) -{ - u32 tmp; - u16 mmio_base; - - tmp = bcm43xx_read32(dev, SSB_TMSHIGH); - if (tmp & SSB_TMSHIGH_DMA64) - return DMA_64BIT_MASK; - mmio_base = bcm43xx_dmacontroller_base(0, 0); - bcm43xx_write32(dev, - mmio_base + BCM43xx_DMA32_TXCTL, - BCM43xx_DMA32_TXADDREXT_MASK); - tmp = bcm43xx_read32(dev, - mmio_base + BCM43xx_DMA32_TXCTL); - if (tmp & BCM43xx_DMA32_TXADDREXT_MASK) - return DMA_32BIT_MASK; - - return DMA_30BIT_MASK; -} - -/* Main initialization function. */ -static -struct bcm43xx_dmaring * bcm43xx_setup_dmaring(struct bcm43xx_wldev *dev, - int controller_index, - int for_tx, - int dma64) -{ - struct bcm43xx_dmaring *ring; - int err; - int nr_slots; - dma_addr_t dma_test; - - ring = kzalloc(sizeof(*ring), GFP_KERNEL); - if (!ring) - goto out; - - nr_slots = BCM43xx_RXRING_SLOTS; - if (for_tx) - nr_slots = BCM43xx_TXRING_SLOTS; - - ring->meta = kcalloc(nr_slots, sizeof(struct bcm43xx_dmadesc_meta), - GFP_KERNEL); - if (!ring->meta) - goto err_kfree_ring; - if (for_tx) { - ring->txhdr_cache = kcalloc(nr_slots, - sizeof(struct bcm43xx_txhdr_fw4), - GFP_KERNEL); - if (!ring->txhdr_cache) - goto err_kfree_meta; - - /* test for ability to dma to txhdr_cache */ - dma_test = dma_map_single(dev->dev->dev, - ring->txhdr_cache, sizeof(struct bcm43xx_txhdr_fw4), - DMA_TO_DEVICE); - - if (dma_mapping_error(dma_test)) { - /* ugh realloc */ - kfree(ring->txhdr_cache); - ring->txhdr_cache = kcalloc(nr_slots, - sizeof(struct bcm43xx_txhdr_fw4), - GFP_KERNEL | GFP_DMA); - if (!ring->txhdr_cache) - goto err_kfree_meta; - - dma_test = dma_map_single(dev->dev->dev, - ring->txhdr_cache, sizeof(struct bcm43xx_txhdr_fw4), - DMA_TO_DEVICE); - - if (dma_mapping_error(dma_test)) - goto err_kfree_txhdr_cache; - } - - dma_unmap_single(dev->dev->dev, - dma_test, sizeof(struct bcm43xx_txhdr_fw4), - DMA_TO_DEVICE); - } - - ring->dev = dev; - ring->nr_slots = nr_slots; - ring->mmio_base = bcm43xx_dmacontroller_base(dma64, controller_index); - ring->index = controller_index; - ring->dma64 = !!dma64; - if (dma64) - ring->ops = &dma64_ops; - else - ring->ops = &dma32_ops; - if (for_tx) { - ring->tx = 1; - ring->current_slot = -1; - } else { - if (ring->index == 0) { - ring->rx_buffersize = BCM43xx_DMA0_RX_BUFFERSIZE; - ring->frameoffset = BCM43xx_DMA0_RX_FRAMEOFFSET; - } else if (ring->index == 3) { - ring->rx_buffersize = BCM43xx_DMA3_RX_BUFFERSIZE; - ring->frameoffset = BCM43xx_DMA3_RX_FRAMEOFFSET; - } else - assert(0); - } - spin_lock_init(&ring->lock); -#ifdef CONFIG_BCM43XX_MAC80211_DEBUG - ring->last_injected_overflow = jiffies; -#endif - - err = alloc_ringmemory(ring); - if (err) - goto err_kfree_txhdr_cache; - err = dmacontroller_setup(ring); - if (err) - goto err_free_ringmemory; - -out: - return ring; - -err_free_ringmemory: - free_ringmemory(ring); -err_kfree_txhdr_cache: - kfree(ring->txhdr_cache); -err_kfree_meta: - kfree(ring->meta); -err_kfree_ring: - kfree(ring); - ring = NULL; - goto out; -} - -/* Main cleanup function. */ -static void bcm43xx_destroy_dmaring(struct bcm43xx_dmaring *ring) -{ - if (!ring) - return; - - dprintk(KERN_INFO PFX "DMA-%s 0x%04X (%s) max used slots: %d/%d\n", - (ring->dma64) ? "64" : "32", - ring->mmio_base, - (ring->tx) ? "TX" : "RX", - ring->max_used_slots, ring->nr_slots); - /* Device IRQs are disabled prior entering this function, - * so no need to take care of concurrency with rx handler stuff. - */ - dmacontroller_cleanup(ring); - free_all_descbuffers(ring); - free_ringmemory(ring); - - kfree(ring->txhdr_cache); - kfree(ring->meta); - kfree(ring); -} - -void bcm43xx_dma_free(struct bcm43xx_wldev *dev) -{ - struct bcm43xx_dma *dma; - - if (bcm43xx_using_pio(dev)) - return; - dma = &dev->dma; - - bcm43xx_destroy_dmaring(dma->rx_ring3); - dma->rx_ring3 = NULL; - bcm43xx_destroy_dmaring(dma->rx_ring0); - dma->rx_ring0 = NULL; - - bcm43xx_destroy_dmaring(dma->tx_ring5); - dma->tx_ring5 = NULL; - bcm43xx_destroy_dmaring(dma->tx_ring4); - dma->tx_ring4 = NULL; - bcm43xx_destroy_dmaring(dma->tx_ring3); - dma->tx_ring3 = NULL; - bcm43xx_destroy_dmaring(dma->tx_ring2); - dma->tx_ring2 = NULL; - bcm43xx_destroy_dmaring(dma->tx_ring1); - dma->tx_ring1 = NULL; - bcm43xx_destroy_dmaring(dma->tx_ring0); - dma->tx_ring0 = NULL; -} - -int bcm43xx_dma_init(struct bcm43xx_wldev *dev) -{ - struct bcm43xx_dma *dma = &dev->dma; - struct bcm43xx_dmaring *ring; - int err; - u64 dmamask; - int dma64 = 0; - - dmamask = supported_dma_mask(dev); - if (dmamask == DMA_64BIT_MASK) - dma64 = 1; - - err = ssb_dma_set_mask(dev->dev, dmamask); - if (err) { -#ifdef BCM43XX_MAC80211_PIO - printk(KERN_WARNING PFX "DMA for this device not supported. " - "Falling back to PIO\n"); - dev->__using_pio = 1; - return -EAGAIN; -#else - printk(KERN_ERR PFX "DMA for this device not supported and " - "no PIO support compiled in\n"); - return -EOPNOTSUPP; -#endif - } - - err = -ENOMEM; - /* setup TX DMA channels. */ - ring = bcm43xx_setup_dmaring(dev, 0, 1, dma64); - if (!ring) - goto out; - dma->tx_ring0 = ring; - - ring = bcm43xx_setup_dmaring(dev, 1, 1, dma64); - if (!ring) - goto err_destroy_tx0; - dma->tx_ring1 = ring; - - ring = bcm43xx_setup_dmaring(dev, 2, 1, dma64); - if (!ring) - goto err_destroy_tx1; - dma->tx_ring2 = ring; - - ring = bcm43xx_setup_dmaring(dev, 3, 1, dma64); - if (!ring) - goto err_destroy_tx2; - dma->tx_ring3 = ring; - - ring = bcm43xx_setup_dmaring(dev, 4, 1, dma64); - if (!ring) - goto err_destroy_tx3; - dma->tx_ring4 = ring; - - ring = bcm43xx_setup_dmaring(dev, 5, 1, dma64); - if (!ring) - goto err_destroy_tx4; - dma->tx_ring5 = ring; - - /* setup RX DMA channels. */ - ring = bcm43xx_setup_dmaring(dev, 0, 0, dma64); - if (!ring) - goto err_destroy_tx5; - dma->rx_ring0 = ring; - - if (dev->dev->id.revision < 5) { - ring = bcm43xx_setup_dmaring(dev, 3, 0, dma64); - if (!ring) - goto err_destroy_rx0; - dma->rx_ring3 = ring; - } - - dprintk(KERN_INFO PFX "%d-bit DMA initialized\n", - (dmamask == DMA_64BIT_MASK) ? 64 : - (dmamask == DMA_32BIT_MASK) ? 32 : 30); - err = 0; -out: - return err; - -err_destroy_rx0: - bcm43xx_destroy_dmaring(dma->rx_ring0); - dma->rx_ring0 = NULL; -err_destroy_tx5: - bcm43xx_destroy_dmaring(dma->tx_ring5); - dma->tx_ring5 = NULL; -err_destroy_tx4: - bcm43xx_destroy_dmaring(dma->tx_ring4); - dma->tx_ring4 = NULL; -err_destroy_tx3: - bcm43xx_destroy_dmaring(dma->tx_ring3); - dma->tx_ring3 = NULL; -err_destroy_tx2: - bcm43xx_destroy_dmaring(dma->tx_ring2); - dma->tx_ring2 = NULL; -err_destroy_tx1: - bcm43xx_destroy_dmaring(dma->tx_ring1); - dma->tx_ring1 = NULL; -err_destroy_tx0: - bcm43xx_destroy_dmaring(dma->tx_ring0); - dma->tx_ring0 = NULL; - goto out; -} - -/* Generate a cookie for the TX header. */ -static u16 generate_cookie(struct bcm43xx_dmaring *ring, - int slot) -{ - u16 cookie = 0x1000; - - /* Use the upper 4 bits of the cookie as - * DMA controller ID and store the slot number - * in the lower 12 bits. - * Note that the cookie must never be 0, as this - * is a special value used in RX path. - */ - switch (ring->index) { - case 0: - cookie = 0xA000; - break; - case 1: - cookie = 0xB000; - break; - case 2: - cookie = 0xC000; - break; - case 3: - cookie = 0xD000; - break; - case 4: - cookie = 0xE000; - break; - case 5: - cookie = 0xF000; - break; - } - assert(((u16)slot & 0xF000) == 0x0000); - cookie |= (u16)slot; - - return cookie; -} - -/* Inspect a cookie and find out to which controller/slot it belongs. */ -static -struct bcm43xx_dmaring * parse_cookie(struct bcm43xx_wldev *dev, - u16 cookie, int *slot) -{ - struct bcm43xx_dma *dma = &dev->dma; - struct bcm43xx_dmaring *ring = NULL; - - switch (cookie & 0xF000) { - case 0xA000: - ring = dma->tx_ring0; - break; - case 0xB000: - ring = dma->tx_ring1; - break; - case 0xC000: - ring = dma->tx_ring2; - break; - case 0xD000: - ring = dma->tx_ring3; - break; - case 0xE000: - ring = dma->tx_ring4; - break; - case 0xF000: - ring = dma->tx_ring5; - break; - default: - assert(0); - } - *slot = (cookie & 0x0FFF); - assert(ring && *slot >= 0 && *slot < ring->nr_slots); - - return ring; -} - -static int dma_tx_fragment(struct bcm43xx_dmaring *ring, - struct sk_buff *skb, - struct ieee80211_tx_control *ctl) -{ - const struct bcm43xx_dma_ops *ops = ring->ops; - u8 *header; - int slot; - int err; - struct bcm43xx_dmadesc_generic *desc; - struct bcm43xx_dmadesc_meta *meta; - struct bcm43xx_dmadesc_meta *meta_hdr; - struct sk_buff *bounce_skb; - -#define SLOTS_PER_PACKET 2 - assert(skb_shinfo(skb)->nr_frags == 0); - - /* Get a slot for the header. */ - slot = request_slot(ring); - desc = ops->idx2desc(ring, slot, &meta_hdr); - memset(meta_hdr, 0, sizeof(*meta_hdr)); - - header = &(ring->txhdr_cache[slot * sizeof(struct bcm43xx_txhdr_fw4)]); - bcm43xx_generate_txhdr(ring->dev, header, - skb->data, skb->len, ctl, - generate_cookie(ring, slot)); - - meta_hdr->dmaaddr = map_descbuffer(ring, (unsigned char *)header, - sizeof(struct bcm43xx_txhdr_fw4), 1); - if (dma_mapping_error(meta_hdr->dmaaddr)) - return -EIO; - ops->fill_descriptor(ring, desc, meta_hdr->dmaaddr, - sizeof(struct bcm43xx_txhdr_fw4), 1, 0, 0); - - /* Get a slot for the payload. */ - slot = request_slot(ring); - desc = ops->idx2desc(ring, slot, &meta); - memset(meta, 0, sizeof(*meta)); - - memcpy(&meta->txstat.control, ctl, sizeof(*ctl)); - meta->skb = skb; - meta->is_last_fragment = 1; - - meta->dmaaddr = map_descbuffer(ring, skb->data, skb->len, 1); - /* create a bounce buffer in zone_dma on mapping failure. */ - if (dma_mapping_error(meta->dmaaddr)) { - bounce_skb = __dev_alloc_skb(skb->len, GFP_ATOMIC | GFP_DMA); - if (!bounce_skb) { - err = -ENOMEM; - goto out_unmap_hdr; - } - - memcpy(skb_put(bounce_skb, skb->len), skb->data, skb->len); - dev_kfree_skb_any(skb); - skb = bounce_skb; - meta->skb = skb; - meta->dmaaddr = map_descbuffer(ring, skb->data, skb->len, 1); - if (dma_mapping_error(meta->dmaaddr)) { - err = -EIO; - goto out_free_bounce; - } - } - - ops->fill_descriptor(ring, desc, meta->dmaaddr, - skb->len, 0, 1, 1); - - /* Now transfer the whole frame. */ - wmb(); - ops->poke_tx(ring, next_slot(ring, slot)); - return 0; - -out_free_bounce: - dev_kfree_skb_any(skb); -out_unmap_hdr: - unmap_descbuffer(ring, meta_hdr->dmaaddr, - sizeof(struct bcm43xx_txhdr_fw4), 1); - return err; -} - -static inline -int should_inject_overflow(struct bcm43xx_dmaring *ring) -{ -#ifdef CONFIG_BCM43XX_MAC80211_DEBUG - if (unlikely(bcm43xx_debug(ring->dev, BCM43xx_DBG_DMAOVERFLOW))) { - /* Check if we should inject another ringbuffer overflow - * to test handling of this situation in the stack. */ - unsigned long next_overflow; - - next_overflow = ring->last_injected_overflow + HZ; - if (time_after(jiffies, next_overflow)) { - ring->last_injected_overflow = jiffies; - dprintk(KERN_DEBUG PFX "Injecting TX ring overflow on " - "DMA controller %d\n", ring->index); - return 1; - } - } -#endif /* CONFIG_BCM43XX_MAC80211_DEBUG */ - return 0; -} - -int bcm43xx_dma_tx(struct bcm43xx_wldev *dev, - struct sk_buff *skb, - struct ieee80211_tx_control *ctl) -{ - struct bcm43xx_dmaring *ring; - int err = 0; - unsigned long flags; - - ring = priority_to_txring(dev, ctl->queue); - spin_lock_irqsave(&ring->lock, flags); - assert(ring->tx); - if (unlikely(free_slots(ring) < SLOTS_PER_PACKET)) { - printkl(KERN_ERR PFX "DMA queue overflow\n"); - err = -ENOSPC; - goto out_unlock; - } - /* Check if the queue was stopped in mac80211, - * but we got called nevertheless. - * That would be a mac80211 bug. */ - assert(!ring->stopped); - - err = dma_tx_fragment(ring, skb, ctl); - if (unlikely(err)) { - printkl(KERN_ERR PFX "DMA tx mapping failure\n"); - goto out_unlock; - } - ring->nr_tx_packets++; - if ((free_slots(ring) < SLOTS_PER_PACKET) || - should_inject_overflow(ring)) { - /* This TX ring is full. */ - ieee80211_stop_queue(dev->wl->hw, txring_to_priority(ring)); - ring->stopped = 1; - if (bcm43xx_debug(dev, BCM43xx_DBG_DMAVERBOSE)) { - dprintk(KERN_DEBUG PFX "Stopped TX ring %d\n", - ring->index); - } - } -out_unlock: - spin_unlock_irqrestore(&ring->lock, flags); - - return err; -} - -void bcm43xx_dma_handle_txstatus(struct bcm43xx_wldev *dev, - const struct bcm43xx_txstatus *status) -{ - const struct bcm43xx_dma_ops *ops; - struct bcm43xx_dmaring *ring; - struct bcm43xx_dmadesc_generic *desc; - struct bcm43xx_dmadesc_meta *meta; - int slot; - - ring = parse_cookie(dev, status->cookie, &slot); - if (unlikely(!ring)) - return; - assert(irqs_disabled()); - spin_lock(&ring->lock); - - assert(ring->tx); - ops = ring->ops; - while (1) { - assert(slot >= 0 && slot < ring->nr_slots); - desc = ops->idx2desc(ring, slot, &meta); - - if (meta->skb) - unmap_descbuffer(ring, meta->dmaaddr, meta->skb->len, 1); - else - unmap_descbuffer(ring, meta->dmaaddr, sizeof(struct bcm43xx_txhdr_fw4), 1); - - if (meta->is_last_fragment) { - assert(meta->skb); - /* Call back to inform the ieee80211 subsystem about the - * status of the transmission. - * Some fields of txstat are already filled in dma_tx(). - */ - if (status->acked) - meta->txstat.flags |= IEEE80211_TX_STATUS_ACK; - meta->txstat.retry_count = status->frame_count - 1; - ieee80211_tx_status_irqsafe(dev->wl->hw, meta->skb, &(meta->txstat)); - /* skb is freed by ieee80211_tx_status_irqsafe() */ - meta->skb = NULL; - } else { - /* No need to call free_descriptor_buffer here, as - * this is only the txhdr, which is not allocated. - */ - assert(meta->skb == NULL); - } - - /* Everything unmapped and free'd. So it's not used anymore. */ - ring->used_slots--; - - if (meta->is_last_fragment) - break; - slot = next_slot(ring, slot); - } - dev->stats.last_tx = jiffies; - if (ring->stopped) { - assert(free_slots(ring) >= SLOTS_PER_PACKET); - ieee80211_wake_queue(dev->wl->hw, txring_to_priority(ring)); - ring->stopped = 0; - if (bcm43xx_debug(dev, BCM43xx_DBG_DMAVERBOSE)) { - dprintk(KERN_DEBUG PFX "Woke up TX ring %d\n", - ring->index); - } - } - - spin_unlock(&ring->lock); -} - -void bcm43xx_dma_get_tx_stats(struct bcm43xx_wldev *dev, - struct ieee80211_tx_queue_stats *stats) -{ - const int nr_queues = dev->wl->hw->queues; - struct bcm43xx_dmaring *ring; - struct ieee80211_tx_queue_stats_data *data; - unsigned long flags; - int i; - - for (i = 0; i < nr_queues; i++) { - data = &(stats->data[i]); - ring = priority_to_txring(dev, i); - - spin_lock_irqsave(&ring->lock, flags); - data->len = ring->used_slots / SLOTS_PER_PACKET; - data->limit = ring->nr_slots / SLOTS_PER_PACKET; - data->count = ring->nr_tx_packets; - spin_unlock_irqrestore(&ring->lock, flags); - } -} - -static void dma_rx(struct bcm43xx_dmaring *ring, - int *slot) -{ - const struct bcm43xx_dma_ops *ops = ring->ops; - struct bcm43xx_dmadesc_generic *desc; - struct bcm43xx_dmadesc_meta *meta; - struct bcm43xx_rxhdr_fw4 *rxhdr; - struct sk_buff *skb; - u16 len; - int err; - dma_addr_t dmaaddr; - - desc = ops->idx2desc(ring, *slot, &meta); - - sync_descbuffer_for_cpu(ring, meta->dmaaddr, ring->rx_buffersize); - skb = meta->skb; - - if (ring->index == 3) { - /* We received an xmit status. */ - struct bcm43xx_hwtxstatus *hw = (struct bcm43xx_hwtxstatus *)skb->data; - int i = 0; - - while (hw->cookie == 0) { - if (i > 100) - break; - i++; - udelay(2); - barrier(); - } - bcm43xx_handle_hwtxstatus(ring->dev, hw); - /* recycle the descriptor buffer. */ - sync_descbuffer_for_device(ring, meta->dmaaddr, ring->rx_buffersize); - - return; - } - rxhdr = (struct bcm43xx_rxhdr_fw4 *)skb->data; - len = le16_to_cpu(rxhdr->frame_len); - if (len == 0) { - int i = 0; - - do { - udelay(2); - barrier(); - len = le16_to_cpu(rxhdr->frame_len); - } while (len == 0 && i++ < 5); - if (unlikely(len == 0)) { - /* recycle the descriptor buffer. */ - sync_descbuffer_for_device(ring, meta->dmaaddr, - ring->rx_buffersize); - goto drop; - } - } - if (unlikely(len > ring->rx_buffersize)) { - /* The data did not fit into one descriptor buffer - * and is split over multiple buffers. - * This should never happen, as we try to allocate buffers - * big enough. So simply ignore this packet. - */ - int cnt = 0; - s32 tmp = len; - - while (1) { - desc = ops->idx2desc(ring, *slot, &meta); - /* recycle the descriptor buffer. */ - sync_descbuffer_for_device(ring, meta->dmaaddr, - ring->rx_buffersize); - *slot = next_slot(ring, *slot); - cnt++; - tmp -= ring->rx_buffersize; - if (tmp <= 0) - break; - } - printkl(KERN_ERR PFX "DMA RX buffer too small " - "(len: %u, buffer: %u, nr-dropped: %d)\n", - len, ring->rx_buffersize, cnt); - goto drop; - } - - dmaaddr = meta->dmaaddr; - err = setup_rx_descbuffer(ring, desc, meta, GFP_ATOMIC); - if (unlikely(err)) { - dprintkl(KERN_ERR PFX "DMA RX: setup_rx_descbuffer() failed\n"); - sync_descbuffer_for_device(ring, dmaaddr, - ring->rx_buffersize); - goto drop; - } - - unmap_descbuffer(ring, dmaaddr, ring->rx_buffersize, 0); - skb_put(skb, len + ring->frameoffset); - skb_pull(skb, ring->frameoffset); - - bcm43xx_rx(ring->dev, skb, rxhdr); -drop: - return; -} - -void bcm43xx_dma_rx(struct bcm43xx_dmaring *ring) -{ - const struct bcm43xx_dma_ops *ops = ring->ops; - int slot, current_slot; - int used_slots = 0; - - assert(!ring->tx); - current_slot = ops->get_current_rxslot(ring); - assert(current_slot >= 0 && current_slot < ring->nr_slots); - - slot = ring->current_slot; - for ( ; slot != current_slot; slot = next_slot(ring, slot)) { - dma_rx(ring, &slot); - update_max_used_slots(ring, ++used_slots); - } - ops->set_current_rxslot(ring, slot); - ring->current_slot = slot; -} - -static void bcm43xx_dma_tx_suspend_ring(struct bcm43xx_dmaring *ring) -{ - unsigned long flags; - - spin_lock_irqsave(&ring->lock, flags); - assert(ring->tx); - ring->ops->tx_suspend(ring); - spin_unlock_irqrestore(&ring->lock, flags); -} - -static void bcm43xx_dma_tx_resume_ring(struct bcm43xx_dmaring *ring) -{ - unsigned long flags; - - spin_lock_irqsave(&ring->lock, flags); - assert(ring->tx); - ring->ops->tx_resume(ring); - spin_unlock_irqrestore(&ring->lock, flags); -} - -void bcm43xx_dma_tx_suspend(struct bcm43xx_wldev *dev) -{ - bcm43xx_power_saving_ctl_bits(dev, -1, 1); - bcm43xx_dma_tx_suspend_ring(dev->dma.tx_ring0); - bcm43xx_dma_tx_suspend_ring(dev->dma.tx_ring1); - bcm43xx_dma_tx_suspend_ring(dev->dma.tx_ring2); - bcm43xx_dma_tx_suspend_ring(dev->dma.tx_ring3); - bcm43xx_dma_tx_suspend_ring(dev->dma.tx_ring4); - bcm43xx_dma_tx_suspend_ring(dev->dma.tx_ring5); -} - -void bcm43xx_dma_tx_resume(struct bcm43xx_wldev *dev) -{ - bcm43xx_dma_tx_resume_ring(dev->dma.tx_ring5); - bcm43xx_dma_tx_resume_ring(dev->dma.tx_ring4); - bcm43xx_dma_tx_resume_ring(dev->dma.tx_ring3); - bcm43xx_dma_tx_resume_ring(dev->dma.tx_ring2); - bcm43xx_dma_tx_resume_ring(dev->dma.tx_ring1); - bcm43xx_dma_tx_resume_ring(dev->dma.tx_ring0); - bcm43xx_power_saving_ctl_bits(dev, -1, -1); -} diff --git a/package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_dma.h b/package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_dma.h deleted file mode 100644 index 3d109b173b..0000000000 --- a/package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_dma.h +++ /dev/null @@ -1,365 +0,0 @@ -#ifndef BCM43xx_DMA_H_ -#define BCM43xx_DMA_H_ - -#include <linux/list.h> -#include <linux/spinlock.h> -#include <linux/workqueue.h> -#include <linux/linkage.h> -#include <asm/atomic.h> - -#include "bcm43xx.h" - - -/* DMA-Interrupt reasons. */ -#define BCM43xx_DMAIRQ_FATALMASK ((1 << 10) | (1 << 11) | (1 << 12) \ - | (1 << 14) | (1 << 15)) -#define BCM43xx_DMAIRQ_NONFATALMASK (1 << 13) -#define BCM43xx_DMAIRQ_RX_DONE (1 << 16) - - -/*** 32-bit DMA Engine. ***/ - -/* 32-bit DMA controller registers. */ -#define BCM43xx_DMA32_TXCTL 0x00 -#define BCM43xx_DMA32_TXENABLE 0x00000001 -#define BCM43xx_DMA32_TXSUSPEND 0x00000002 -#define BCM43xx_DMA32_TXLOOPBACK 0x00000004 -#define BCM43xx_DMA32_TXFLUSH 0x00000010 -#define BCM43xx_DMA32_TXADDREXT_MASK 0x00030000 -#define BCM43xx_DMA32_TXADDREXT_SHIFT 16 -#define BCM43xx_DMA32_TXRING 0x04 -#define BCM43xx_DMA32_TXINDEX 0x08 -#define BCM43xx_DMA32_TXSTATUS 0x0C -#define BCM43xx_DMA32_TXDPTR 0x00000FFF -#define BCM43xx_DMA32_TXSTATE 0x0000F000 -#define BCM43xx_DMA32_TXSTAT_DISABLED 0x00000000 -#define BCM43xx_DMA32_TXSTAT_ACTIVE 0x00001000 -#define BCM43xx_DMA32_TXSTAT_IDLEWAIT 0x00002000 -#define BCM43xx_DMA32_TXSTAT_STOPPED 0x00003000 -#define BCM43xx_DMA32_TXSTAT_SUSP 0x00004000 -#define BCM43xx_DMA32_TXERROR 0x000F0000 -#define BCM43xx_DMA32_TXERR_NOERR 0x00000000 -#define BCM43xx_DMA32_TXERR_PROT 0x00010000 -#define BCM43xx_DMA32_TXERR_UNDERRUN 0x00020000 -#define BCM43xx_DMA32_TXERR_BUFREAD 0x00030000 -#define BCM43xx_DMA32_TXERR_DESCREAD 0x00040000 -#define BCM43xx_DMA32_TXACTIVE 0xFFF00000 -#define BCM43xx_DMA32_RXCTL 0x10 -#define BCM43xx_DMA32_RXENABLE 0x00000001 -#define BCM43xx_DMA32_RXFROFF_MASK 0x000000FE -#define BCM43xx_DMA32_RXFROFF_SHIFT 1 -#define BCM43xx_DMA32_RXDIRECTFIFO 0x00000100 -#define BCM43xx_DMA32_RXADDREXT_MASK 0x00030000 -#define BCM43xx_DMA32_RXADDREXT_SHIFT 16 -#define BCM43xx_DMA32_RXRING 0x14 -#define BCM43xx_DMA32_RXINDEX 0x18 -#define BCM43xx_DMA32_RXSTATUS 0x1C -#define BCM43xx_DMA32_RXDPTR 0x00000FFF -#define BCM43xx_DMA32_RXSTATE 0x0000F000 -#define BCM43xx_DMA32_RXSTAT_DISABLED 0x00000000 -#define BCM43xx_DMA32_RXSTAT_ACTIVE 0x00001000 -#define BCM43xx_DMA32_RXSTAT_IDLEWAIT 0x00002000 -#define BCM43xx_DMA32_RXSTAT_STOPPED 0x00003000 -#define BCM43xx_DMA32_RXERROR 0x000F0000 -#define BCM43xx_DMA32_RXERR_NOERR 0x00000000 -#define BCM43xx_DMA32_RXERR_PROT 0x00010000 -#define BCM43xx_DMA32_RXERR_OVERFLOW 0x00020000 -#define BCM43xx_DMA32_RXERR_BUFWRITE 0x00030000 -#define BCM43xx_DMA32_RXERR_DESCREAD 0x00040000 -#define BCM43xx_DMA32_RXACTIVE 0xFFF00000 - -/* 32-bit DMA descriptor. */ -struct bcm43xx_dmadesc32 { - __le32 control; - __le32 address; -} __attribute__((__packed__)); -#define BCM43xx_DMA32_DCTL_BYTECNT 0x00001FFF -#define BCM43xx_DMA32_DCTL_ADDREXT_MASK 0x00030000 -#define BCM43xx_DMA32_DCTL_ADDREXT_SHIFT 16 -#define BCM43xx_DMA32_DCTL_DTABLEEND 0x10000000 -#define BCM43xx_DMA32_DCTL_IRQ 0x20000000 -#define BCM43xx_DMA32_DCTL_FRAMEEND 0x40000000 -#define BCM43xx_DMA32_DCTL_FRAMESTART 0x80000000 - - - -/*** 64-bit DMA Engine. ***/ - -/* 64-bit DMA controller registers. */ -#define BCM43xx_DMA64_TXCTL 0x00 -#define BCM43xx_DMA64_TXENABLE 0x00000001 -#define BCM43xx_DMA64_TXSUSPEND 0x00000002 -#define BCM43xx_DMA64_TXLOOPBACK 0x00000004 -#define BCM43xx_DMA64_TXFLUSH 0x00000010 -#define BCM43xx_DMA64_TXADDREXT_MASK 0x00030000 -#define BCM43xx_DMA64_TXADDREXT_SHIFT 16 -#define BCM43xx_DMA64_TXINDEX 0x04 -#define BCM43xx_DMA64_TXRINGLO 0x08 -#define BCM43xx_DMA64_TXRINGHI 0x0C -#define BCM43xx_DMA64_TXSTATUS 0x10 -#define BCM43xx_DMA64_TXSTATDPTR 0x00001FFF -#define BCM43xx_DMA64_TXSTAT 0xF0000000 -#define BCM43xx_DMA64_TXSTAT_DISABLED 0x00000000 -#define BCM43xx_DMA64_TXSTAT_ACTIVE 0x10000000 -#define BCM43xx_DMA64_TXSTAT_IDLEWAIT 0x20000000 -#define BCM43xx_DMA64_TXSTAT_STOPPED 0x30000000 -#define BCM43xx_DMA64_TXSTAT_SUSP 0x40000000 -#define BCM43xx_DMA64_TXERROR 0x14 -#define BCM43xx_DMA64_TXERRDPTR 0x0001FFFF -#define BCM43xx_DMA64_TXERR 0xF0000000 -#define BCM43xx_DMA64_TXERR_NOERR 0x00000000 -#define BCM43xx_DMA64_TXERR_PROT 0x10000000 -#define BCM43xx_DMA64_TXERR_UNDERRUN 0x20000000 -#define BCM43xx_DMA64_TXERR_TRANSFER 0x30000000 -#define BCM43xx_DMA64_TXERR_DESCREAD 0x40000000 -#define BCM43xx_DMA64_TXERR_CORE 0x50000000 -#define BCM43xx_DMA64_RXCTL 0x20 -#define BCM43xx_DMA64_RXENABLE 0x00000001 -#define BCM43xx_DMA64_RXFROFF_MASK 0x000000FE -#define BCM43xx_DMA64_RXFROFF_SHIFT 1 -#define BCM43xx_DMA64_RXDIRECTFIFO 0x00000100 -#define BCM43xx_DMA64_RXADDREXT_MASK 0x00030000 -#define BCM43xx_DMA64_RXADDREXT_SHIFT 16 -#define BCM43xx_DMA64_RXINDEX 0x24 -#define BCM43xx_DMA64_RXRINGLO 0x28 -#define BCM43xx_DMA64_RXRINGHI 0x2C -#define BCM43xx_DMA64_RXSTATUS 0x30 -#define BCM43xx_DMA64_RXSTATDPTR 0x00001FFF -#define BCM43xx_DMA64_RXSTAT 0xF0000000 -#define BCM43xx_DMA64_RXSTAT_DISABLED 0x00000000 -#define BCM43xx_DMA64_RXSTAT_ACTIVE 0x10000000 -#define BCM43xx_DMA64_RXSTAT_IDLEWAIT 0x20000000 -#define BCM43xx_DMA64_RXSTAT_STOPPED 0x30000000 -#define BCM43xx_DMA64_RXSTAT_SUSP 0x40000000 -#define BCM43xx_DMA64_RXERROR 0x34 -#define BCM43xx_DMA64_RXERRDPTR 0x0001FFFF -#define BCM43xx_DMA64_RXERR 0xF0000000 -#define BCM43xx_DMA64_RXERR_NOERR 0x00000000 -#define BCM43xx_DMA64_RXERR_PROT 0x10000000 -#define BCM43xx_DMA64_RXERR_UNDERRUN 0x20000000 -#define BCM43xx_DMA64_RXERR_TRANSFER 0x30000000 -#define BCM43xx_DMA64_RXERR_DESCREAD 0x40000000 -#define BCM43xx_DMA64_RXERR_CORE 0x50000000 - -/* 64-bit DMA descriptor. */ -struct bcm43xx_dmadesc64 { - __le32 control0; - __le32 control1; - __le32 address_low; - __le32 address_high; -} __attribute__((__packed__)); -#define BCM43xx_DMA64_DCTL0_DTABLEEND 0x10000000 -#define BCM43xx_DMA64_DCTL0_IRQ 0x20000000 -#define BCM43xx_DMA64_DCTL0_FRAMEEND 0x40000000 -#define BCM43xx_DMA64_DCTL0_FRAMESTART 0x80000000 -#define BCM43xx_DMA64_DCTL1_BYTECNT 0x00001FFF -#define BCM43xx_DMA64_DCTL1_ADDREXT_MASK 0x00030000 -#define BCM43xx_DMA64_DCTL1_ADDREXT_SHIFT 16 - - - -struct bcm43xx_dmadesc_generic { - union { - struct bcm43xx_dmadesc32 dma32; - struct bcm43xx_dmadesc64 dma64; - } __attribute__((__packed__)); -} __attribute__((__packed__)); - - -/* Misc DMA constants */ -#define BCM43xx_DMA_RINGMEMSIZE PAGE_SIZE -#define BCM43xx_DMA0_RX_FRAMEOFFSET 30 -#define BCM43xx_DMA3_RX_FRAMEOFFSET 0 - - -/* DMA engine tuning knobs */ -#define BCM43xx_TXRING_SLOTS 128 -#define BCM43xx_RXRING_SLOTS 64 -#define BCM43xx_DMA0_RX_BUFFERSIZE (2304 + 100) -#define BCM43xx_DMA3_RX_BUFFERSIZE 16 - - - -#ifdef CONFIG_BCM43XX_MAC80211_DMA - - -struct sk_buff; -struct bcm43xx_private; -struct bcm43xx_txstatus; - - -struct bcm43xx_dmadesc_meta { - /* The kernel DMA-able buffer. */ - struct sk_buff *skb; - /* DMA base bus-address of the descriptor buffer. */ - dma_addr_t dmaaddr; - /* ieee80211 TX status. Only used once per 802.11 frag. */ - u8 is_last_fragment; - struct ieee80211_tx_status txstat; -}; - -struct bcm43xx_dmaring; - -/* Lowlevel DMA operations that differ between 32bit and 64bit DMA. */ -struct bcm43xx_dma_ops { - struct bcm43xx_dmadesc_generic * (*idx2desc)(struct bcm43xx_dmaring *ring, - int slot, - struct bcm43xx_dmadesc_meta **meta); - void (*fill_descriptor)(struct bcm43xx_dmaring *ring, - struct bcm43xx_dmadesc_generic *desc, - dma_addr_t dmaaddr, u16 bufsize, - int start, int end, int irq); - void (*poke_tx)(struct bcm43xx_dmaring *ring, int slot); - void (*tx_suspend)(struct bcm43xx_dmaring *ring); - void (*tx_resume)(struct bcm43xx_dmaring *ring); - int (*get_current_rxslot)(struct bcm43xx_dmaring *ring); - void (*set_current_rxslot)(struct bcm43xx_dmaring *ring, int slot); -}; - -struct bcm43xx_dmaring { - /* Lowlevel DMA ops. */ - const struct bcm43xx_dma_ops *ops; - /* Kernel virtual base address of the ring memory. */ - void *descbase; - /* Meta data about all descriptors. */ - struct bcm43xx_dmadesc_meta *meta; - /* Cache of TX headers for each slot. - * This is to avoid an allocation on each TX. - * This is NULL for an RX ring. - */ - u8 *txhdr_cache; - /* (Unadjusted) DMA base bus-address of the ring memory. */ - dma_addr_t dmabase; - /* Number of descriptor slots in the ring. */ - int nr_slots; - /* Number of used descriptor slots. */ - int used_slots; - /* Currently used slot in the ring. */ - int current_slot; - /* Total number of packets sent. Statistics only. */ - unsigned int nr_tx_packets; - /* Frameoffset in octets. */ - u32 frameoffset; - /* Descriptor buffer size. */ - u16 rx_buffersize; - /* The MMIO base register of the DMA controller. */ - u16 mmio_base; - /* DMA controller index number (0-5). */ - int index; - /* Boolean. Is this a TX ring? */ - u8 tx; - /* Boolean. 64bit DMA if true, 32bit DMA otherwise. */ - u8 dma64; - /* Boolean. Is this ring stopped at ieee80211 level? */ - u8 stopped; - /* Lock, only used for TX. */ - spinlock_t lock; - struct bcm43xx_wldev *dev; -#ifdef CONFIG_BCM43XX_MAC80211_DEBUG - /* Maximum number of used slots. */ - int max_used_slots; - /* Last time we injected a ring overflow. */ - unsigned long last_injected_overflow; -#endif /* CONFIG_BCM43XX_MAC80211_DEBUG*/ -}; - - -static inline -u32 bcm43xx_dma_read(struct bcm43xx_dmaring *ring, - u16 offset) -{ - return bcm43xx_read32(ring->dev, ring->mmio_base + offset); -} - -static inline -void bcm43xx_dma_write(struct bcm43xx_dmaring *ring, - u16 offset, u32 value) -{ - bcm43xx_write32(ring->dev, ring->mmio_base + offset, value); -} - - -int bcm43xx_dma_init(struct bcm43xx_wldev *dev); -void bcm43xx_dma_free(struct bcm43xx_wldev *dev); - -int bcm43xx_dmacontroller_rx_reset(struct bcm43xx_wldev *dev, - u16 dmacontroller_mmio_base, - int dma64); -int bcm43xx_dmacontroller_tx_reset(struct bcm43xx_wldev *dev, - u16 dmacontroller_mmio_base, - int dma64); - -u16 bcm43xx_dmacontroller_base(int dma64bit, int dmacontroller_idx); - -void bcm43xx_dma_tx_suspend(struct bcm43xx_wldev *dev); -void bcm43xx_dma_tx_resume(struct bcm43xx_wldev *dev); - -void bcm43xx_dma_get_tx_stats(struct bcm43xx_wldev *dev, - struct ieee80211_tx_queue_stats *stats); - -int bcm43xx_dma_tx(struct bcm43xx_wldev *dev, - struct sk_buff *skb, - struct ieee80211_tx_control *ctl); -void bcm43xx_dma_handle_txstatus(struct bcm43xx_wldev *dev, - const struct bcm43xx_txstatus *status); - -void bcm43xx_dma_rx(struct bcm43xx_dmaring *ring); - -#else /* CONFIG_BCM43XX_MAC80211_DMA */ - - -static inline -int bcm43xx_dma_init(struct bcm43xx_wldev *dev) -{ - return 0; -} -static inline -void bcm43xx_dma_free(struct bcm43xx_wldev *dev) -{ -} -static inline -int bcm43xx_dmacontroller_rx_reset(struct bcm43xx_wldev *dev, - u16 dmacontroller_mmio_base, - int dma64) -{ - return 0; -} -static inline -int bcm43xx_dmacontroller_tx_reset(struct bcm43xx_wldev *dev, - u16 dmacontroller_mmio_base, - int dma64) -{ - return 0; -} -static inline -void bcm43xx_dma_get_tx_stats(struct bcm43xx_wldev *dev, - struct ieee80211_tx_queue_stats *stats) -{ -} -static inline -int bcm43xx_dma_tx(struct bcm43xx_wldev *dev, - struct sk_buff *skb, - struct ieee80211_tx_control *ctl) -{ - return 0; -} -static inline -void bcm43xx_dma_handle_txstatus(struct bcm43xx_wldev *dev, - const struct bcm43xx_txstatus *status) -{ -} -static inline -void bcm43xx_dma_rx(struct bcm43xx_dmaring *ring) -{ -} -static inline -void bcm43xx_dma_tx_suspend(struct bcm43xx_wldev *dev) -{ -} -static inline -void bcm43xx_dma_tx_resume(struct bcm43xx_wldev *dev) -{ -} - -#endif /* CONFIG_BCM43XX_MAC80211_DMA */ -#endif /* BCM43xx_DMA_H_ */ diff --git a/package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_leds.c b/package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_leds.c deleted file mode 100644 index 6afd45c54d..0000000000 --- a/package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_leds.c +++ /dev/null @@ -1,300 +0,0 @@ -/* - - Broadcom BCM43xx wireless driver - - Copyright (c) 2005 Martin Langer <martin-langer@gmx.de>, - Stefano Brivio <st3@riseup.net> - Michael Buesch <mb@bu3sch.de> - Danny van Dyk <kugelfang@gentoo.org> - Andreas Jaggi <andreas.jaggi@waterwave.ch> - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; see the file COPYING. If not, write to - the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor, - Boston, MA 02110-1301, USA. - -*/ - -#include "bcm43xx_leds.h" -#include "bcm43xx.h" -#include "bcm43xx_main.h" - -static void bcm43xx_led_changestate(struct bcm43xx_led *led) -{ - struct bcm43xx_wldev *dev = led->dev; - const int index = bcm43xx_led_index(led); - const u16 mask = (1 << index); - u16 ledctl; - - assert(index >= 0 && index < BCM43xx_NR_LEDS); - assert(led->blink_interval); - ledctl = bcm43xx_read16(dev, BCM43xx_MMIO_GPIO_CONTROL); - ledctl = (ledctl & mask) ? (ledctl & ~mask) : (ledctl | mask); - bcm43xx_write16(dev, BCM43xx_MMIO_GPIO_CONTROL, ledctl); -} - -static void bcm43xx_led_blink(unsigned long d) -{ - struct bcm43xx_led *led = (struct bcm43xx_led *)d; - struct bcm43xx_wldev *dev = led->dev; - unsigned long flags; - - spin_lock_irqsave(&dev->wl->leds_lock, flags); - if (led->blink_interval) { - bcm43xx_led_changestate(led); - mod_timer(&led->blink_timer, jiffies + led->blink_interval); - } - spin_unlock_irqrestore(&dev->wl->leds_lock, flags); -} - -static void bcm43xx_led_blink_start(struct bcm43xx_led *led, - unsigned long interval) -{ - if (led->blink_interval) - return; - led->blink_interval = interval; - bcm43xx_led_changestate(led); - led->blink_timer.expires = jiffies + interval; - add_timer(&led->blink_timer); -} - -static void bcm43xx_led_blink_stop(struct bcm43xx_led *led, int sync) -{ - struct bcm43xx_wldev *dev = led->dev; - const int index = bcm43xx_led_index(led); - u16 ledctl; - - if (!led->blink_interval) - return; - if (unlikely(sync)) - del_timer_sync(&led->blink_timer); - else - del_timer(&led->blink_timer); - led->blink_interval = 0; - - /* Make sure the LED is turned off. */ - assert(index >= 0 && index < BCM43xx_NR_LEDS); - ledctl = bcm43xx_read16(dev, BCM43xx_MMIO_GPIO_CONTROL); - if (led->activelow) - ledctl |= (1 << index); - else - ledctl &= ~(1 << index); - bcm43xx_write16(dev, BCM43xx_MMIO_GPIO_CONTROL, ledctl); -} - -static void bcm43xx_led_init_hardcoded(struct bcm43xx_wldev *dev, - struct bcm43xx_led *led, - int led_index) -{ - struct ssb_bus *bus = dev->dev->bus; - - /* This function is called, if the behaviour (and activelow) - * information for a LED is missing in the SPROM. - * We hardcode the behaviour values for various devices here. - * Note that the BCM43xx_LED_TEST_XXX behaviour values can - * be used to figure out which led is mapped to which index. - */ - - switch (led_index) { - case 0: - led->behaviour = BCM43xx_LED_ACTIVITY; - led->activelow = 1; - if (bus->boardinfo.vendor == PCI_VENDOR_ID_COMPAQ) - led->behaviour = BCM43xx_LED_RADIO_ALL; - break; - case 1: - led->behaviour = BCM43xx_LED_RADIO_B; - if (bus->boardinfo.vendor == PCI_VENDOR_ID_ASUSTEK) - led->behaviour = BCM43xx_LED_ASSOC; - break; - case 2: - led->behaviour = BCM43xx_LED_RADIO_A; - break; - case 3: - led->behaviour = BCM43xx_LED_OFF; - break; - default: - assert(0); - } -} - -int bcm43xx_leds_init(struct bcm43xx_wldev *dev) -{ - struct bcm43xx_led *led; - u8 sprom[4]; - int i; - - sprom[0] = dev->dev->bus->sprom.r1.gpio0; - sprom[1] = dev->dev->bus->sprom.r1.gpio1; - sprom[2] = dev->dev->bus->sprom.r1.gpio2; - sprom[3] = dev->dev->bus->sprom.r1.gpio3; - - for (i = 0; i < BCM43xx_NR_LEDS; i++) { - led = &(dev->leds[i]); - led->dev = dev; - setup_timer(&led->blink_timer, - bcm43xx_led_blink, - (unsigned long)led); - - if (sprom[i] == 0xFF) { - bcm43xx_led_init_hardcoded(dev, led, i); - } else { - led->behaviour = sprom[i] & BCM43xx_LED_BEHAVIOUR; - led->activelow = !!(sprom[i] & BCM43xx_LED_ACTIVELOW); - } - } - - return 0; -} - -void bcm43xx_leds_exit(struct bcm43xx_wldev *dev) -{ - struct bcm43xx_led *led; - int i; - - for (i = 0; i < BCM43xx_NR_LEDS; i++) { - led = &(dev->leds[i]); - bcm43xx_led_blink_stop(led, 1); - } - bcm43xx_leds_switch_all(dev, 0); -} - -void bcm43xx_leds_update(struct bcm43xx_wldev *dev, int activity) -{ - struct bcm43xx_led *led; - struct bcm43xx_phy *phy = &dev->phy; - const int transferring = (jiffies - dev->stats.last_tx) < BCM43xx_LED_XFER_THRES; - int i, turn_on; - unsigned long interval = 0; - u16 ledctl; - unsigned long flags; - - spin_lock_irqsave(&dev->wl->leds_lock, flags); - ledctl = bcm43xx_read16(dev, BCM43xx_MMIO_GPIO_CONTROL); - for (i = 0; i < BCM43xx_NR_LEDS; i++) { - led = &(dev->leds[i]); - - turn_on = 0; - switch (led->behaviour) { - case BCM43xx_LED_INACTIVE: - continue; - case BCM43xx_LED_OFF: - break; - case BCM43xx_LED_ON: - turn_on = 1; - break; - case BCM43xx_LED_ACTIVITY: - turn_on = activity; - break; - case BCM43xx_LED_RADIO_ALL: - turn_on = phy->radio_on && bcm43xx_is_hw_radio_enabled(dev); - break; - case BCM43xx_LED_RADIO_A: - turn_on = (phy->radio_on && bcm43xx_is_hw_radio_enabled(dev) - && phy->type == BCM43xx_PHYTYPE_A); - break; - case BCM43xx_LED_RADIO_B: - turn_on = (phy->radio_on && bcm43xx_is_hw_radio_enabled(dev) && - (phy->type == BCM43xx_PHYTYPE_B || - phy->type == BCM43xx_PHYTYPE_G)); - break; - case BCM43xx_LED_MODE_BG: - if (phy->type == BCM43xx_PHYTYPE_G && bcm43xx_is_hw_radio_enabled(dev) && - 1/*FIXME: using G rates.*/) - turn_on = 1; - break; - case BCM43xx_LED_TRANSFER: - if (transferring) - bcm43xx_led_blink_start(led, BCM43xx_LEDBLINK_MEDIUM); - else - bcm43xx_led_blink_stop(led, 0); - continue; - case BCM43xx_LED_APTRANSFER: - if (bcm43xx_is_mode(dev->wl, IEEE80211_IF_TYPE_AP)) { - if (transferring) { - interval = BCM43xx_LEDBLINK_FAST; - turn_on = 1; - } - } else { - turn_on = 1; - if (0/*TODO: not assoc*/) - interval = BCM43xx_LEDBLINK_SLOW; - else if (transferring) - interval = BCM43xx_LEDBLINK_FAST; - else - turn_on = 0; - } - if (turn_on) - bcm43xx_led_blink_start(led, interval); - else - bcm43xx_led_blink_stop(led, 0); - continue; - case BCM43xx_LED_WEIRD: - //TODO - break; - case BCM43xx_LED_ASSOC: - if (1/*dev->softmac->associated*/) - turn_on = 1; - break; -#ifdef CONFIG_BCM43XX_DEBUG - case BCM43xx_LED_TEST_BLINKSLOW: - bcm43xx_led_blink_start(led, BCM43xx_LEDBLINK_SLOW); - continue; - case BCM43xx_LED_TEST_BLINKMEDIUM: - bcm43xx_led_blink_start(led, BCM43xx_LEDBLINK_MEDIUM); - continue; - case BCM43xx_LED_TEST_BLINKFAST: - bcm43xx_led_blink_start(led, BCM43xx_LEDBLINK_FAST); - continue; -#endif /* CONFIG_BCM43XX_DEBUG */ - default: - assert(0); - }; - - if (led->activelow) - turn_on = !turn_on; - if (turn_on) - ledctl |= (1 << i); - else - ledctl &= ~(1 << i); - } - bcm43xx_write16(dev, BCM43xx_MMIO_GPIO_CONTROL, ledctl); - spin_unlock_irqrestore(&dev->wl->leds_lock, flags); -} - -void bcm43xx_leds_switch_all(struct bcm43xx_wldev *dev, int on) -{ - struct bcm43xx_led *led; - u16 ledctl; - int i; - int bit_on; - unsigned long flags; - - spin_lock_irqsave(&dev->wl->leds_lock, flags); - ledctl = bcm43xx_read16(dev, BCM43xx_MMIO_GPIO_CONTROL); - for (i = 0; i < BCM43xx_NR_LEDS; i++) { - led = &(dev->leds[i]); - if (led->behaviour == BCM43xx_LED_INACTIVE) - continue; - if (on) - bit_on = led->activelow ? 0 : 1; - else - bit_on = led->activelow ? 1 : 0; - if (bit_on) - ledctl |= (1 << i); - else - ledctl &= ~(1 << i); - } - bcm43xx_write16(dev, BCM43xx_MMIO_GPIO_CONTROL, ledctl); - spin_unlock_irqrestore(&dev->wl->leds_lock, flags); -} diff --git a/package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_leds.h b/package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_leds.h deleted file mode 100644 index ad35047a55..0000000000 --- a/package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_leds.h +++ /dev/null @@ -1,56 +0,0 @@ -#ifndef BCM43xx_LEDS_H_ -#define BCM43xx_LEDS_H_ - -#include <linux/types.h> -#include <linux/timer.h> - - -struct bcm43xx_led { - u8 behaviour:7; - u8 activelow:1; - - struct bcm43xx_wldev *dev; - struct timer_list blink_timer; - unsigned long blink_interval; -}; -#define bcm43xx_led_index(led) ((int)((led) - (led)->dev->leds)) - -/* Delay between state changes when blinking in jiffies */ -#define BCM43xx_LEDBLINK_SLOW (HZ / 1) -#define BCM43xx_LEDBLINK_MEDIUM (HZ / 4) -#define BCM43xx_LEDBLINK_FAST (HZ / 8) - -#define BCM43xx_LED_XFER_THRES (HZ / 100) - -#define BCM43xx_LED_BEHAVIOUR 0x7F -#define BCM43xx_LED_ACTIVELOW 0x80 -enum { /* LED behaviour values */ - BCM43xx_LED_OFF, - BCM43xx_LED_ON, - BCM43xx_LED_ACTIVITY, - BCM43xx_LED_RADIO_ALL, - BCM43xx_LED_RADIO_A, - BCM43xx_LED_RADIO_B, - BCM43xx_LED_MODE_BG, - BCM43xx_LED_TRANSFER, - BCM43xx_LED_APTRANSFER, - BCM43xx_LED_WEIRD,//FIXME - BCM43xx_LED_ASSOC, - BCM43xx_LED_INACTIVE, - - /* Behaviour values for testing. - * With these values it is easier to figure out - * the real behaviour of leds, in case the SPROM - * is missing information. - */ - BCM43xx_LED_TEST_BLINKSLOW, - BCM43xx_LED_TEST_BLINKMEDIUM, - BCM43xx_LED_TEST_BLINKFAST, -}; - -int bcm43xx_leds_init(struct bcm43xx_wldev *dev); -void bcm43xx_leds_exit(struct bcm43xx_wldev *dev); -void bcm43xx_leds_update(struct bcm43xx_wldev *dev, int activity); -void bcm43xx_leds_switch_all(struct bcm43xx_wldev *dev, int on); - -#endif /* BCM43xx_LEDS_H_ */ diff --git a/package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_lo.c b/package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_lo.c deleted file mode 100644 index aa1a298131..0000000000 --- a/package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_lo.c +++ /dev/null @@ -1,1112 +0,0 @@ -/* - - Broadcom BCM43xx wireless driver - - G PHY LO (LocalOscillator) Measuring and Control routines - - Copyright (c) 2005 Martin Langer <martin-langer@gmx.de>, - Copyright (c) 2005, 2006 Stefano Brivio <st3@riseup.net> - Copyright (c) 2005-2007 Michael Buesch <mb@bu3sch.de> - Copyright (c) 2005, 2006 Danny van Dyk <kugelfang@gentoo.org> - Copyright (c) 2005, 2006 Andreas Jaggi <andreas.jaggi@waterwave.ch> - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; see the file COPYING. If not, write to - the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor, - Boston, MA 02110-1301, USA. - -*/ - -#include "bcm43xx.h" -#include "bcm43xx_lo.h" -#include "bcm43xx_phy.h" -#include "bcm43xx_main.h" - -#include <linux/delay.h> -#include <linux/sched.h> - - -/* Write the LocalOscillator Control (adjust) value-pair. */ -static void bcm43xx_lo_write(struct bcm43xx_wldev *dev, - struct bcm43xx_loctl *control) -{ - struct bcm43xx_phy *phy = &dev->phy; - u16 value; - u16 reg; - - if (BCM43xx_DEBUG) { - if (unlikely(abs(control->i) > 16 || - abs(control->q) > 16)) { - printk(KERN_ERR PFX "ERROR: Invalid LO control pair " - "(I: %d, Q: %d)\n", - control->i, control->q); - dump_stack(); - return; - } - } - - value = (u8)(control->q); - value |= ((u8)(control->i)) << 8; - - reg = (phy->type == BCM43xx_PHYTYPE_B) ? 0x002F : BCM43xx_PHY_LO_CTL; - bcm43xx_phy_write(dev, reg, value); -} - -static inline -int assert_rfatt_and_bbatt(const struct bcm43xx_rfatt *rfatt, - const struct bcm43xx_bbatt *bbatt) -{ - int err = 0; - - /* Check the attenuation values against the LO control array sizes. */ -#if BCM43xx_DEBUG - if (rfatt->att >= BCM43xx_NR_RF) { - dprintk(KERN_ERR PFX - "ERROR: rfatt(%u) >= size of LO array\n", - rfatt->att); - err = -EINVAL; - } - if (bbatt->att >= BCM43xx_NR_BB) { - dprintk(KERN_ERR PFX - "ERROR: bbatt(%u) >= size of LO array\n", - bbatt->att); - err = -EINVAL; - } - if (err) - dump_stack(); -#endif /* BCM43xx_DEBUG */ - - return err; -} - -static -struct bcm43xx_loctl * bcm43xx_get_lo_g_ctl_nopadmix(struct bcm43xx_wldev *dev, - const struct bcm43xx_rfatt *rfatt, - const struct bcm43xx_bbatt *bbatt) -{ - struct bcm43xx_phy *phy = &dev->phy; - struct bcm43xx_txpower_lo_control *lo = phy->lo_control; - - if (assert_rfatt_and_bbatt(rfatt, bbatt)) - return &(lo->no_padmix[0][0]); /* Just prevent a crash */ - return &(lo->no_padmix[bbatt->att][rfatt->att]); -} - -struct bcm43xx_loctl * bcm43xx_get_lo_g_ctl(struct bcm43xx_wldev *dev, - const struct bcm43xx_rfatt *rfatt, - const struct bcm43xx_bbatt *bbatt) -{ - struct bcm43xx_phy *phy = &dev->phy; - struct bcm43xx_txpower_lo_control *lo = phy->lo_control; - - if (assert_rfatt_and_bbatt(rfatt, bbatt)) - return &(lo->no_padmix[0][0]); /* Just prevent a crash */ - if (rfatt->with_padmix) - return &(lo->with_padmix[bbatt->att][rfatt->att]); - return &(lo->no_padmix[bbatt->att][rfatt->att]); -} - -/* Call a function for every possible LO control value-pair. */ -static void bcm43xx_call_for_each_loctl(struct bcm43xx_wldev *dev, - void (*func)(struct bcm43xx_wldev *, - struct bcm43xx_loctl *)) -{ - struct bcm43xx_phy *phy = &dev->phy; - struct bcm43xx_txpower_lo_control *ctl = phy->lo_control; - int i, j; - - for (i = 0; i < BCM43xx_NR_BB; i++) { - for (j = 0; j < BCM43xx_NR_RF; j++) - func(dev, &(ctl->with_padmix[i][j])); - } - for (i = 0; i < BCM43xx_NR_BB; i++) { - for (j = 0; j < BCM43xx_NR_RF; j++) - func(dev, &(ctl->no_padmix[i][j])); - } -} - -static u16 lo_b_r15_loop(struct bcm43xx_wldev *dev) -{ - int i; - u16 ret = 0; - - for (i = 0; i < 10; i++){ - bcm43xx_phy_write(dev, 0x0015, 0xAFA0); - udelay(1); - bcm43xx_phy_write(dev, 0x0015, 0xEFA0); - udelay(10); - bcm43xx_phy_write(dev, 0x0015, 0xFFA0); - udelay(40); - ret += bcm43xx_phy_read(dev, 0x002C); - } - - return ret; -} - -void bcm43xx_lo_b_measure(struct bcm43xx_wldev *dev) -{ - struct bcm43xx_phy *phy = &dev->phy; - u16 regstack[12] = { 0 }; - u16 mls; - u16 fval; - int i, j; - - regstack[0] = bcm43xx_phy_read(dev, 0x0015); - regstack[1] = bcm43xx_radio_read16(dev, 0x0052) & 0xFFF0; - - if (phy->radio_ver == 0x2053) { - regstack[2] = bcm43xx_phy_read(dev, 0x000A); - regstack[3] = bcm43xx_phy_read(dev, 0x002A); - regstack[4] = bcm43xx_phy_read(dev, 0x0035); - regstack[5] = bcm43xx_phy_read(dev, 0x0003); - regstack[6] = bcm43xx_phy_read(dev, 0x0001); - regstack[7] = bcm43xx_phy_read(dev, 0x0030); - - regstack[8] = bcm43xx_radio_read16(dev, 0x0043); - regstack[9] = bcm43xx_radio_read16(dev, 0x007A); - regstack[10] = bcm43xx_read16(dev, 0x03EC); - regstack[11] = bcm43xx_radio_read16(dev, 0x0052) & 0x00F0; - - bcm43xx_phy_write(dev, 0x0030, 0x00FF); - bcm43xx_write16(dev, 0x03EC, 0x3F3F); - bcm43xx_phy_write(dev, 0x0035, regstack[4] & 0xFF7F); - bcm43xx_radio_write16(dev, 0x007A, regstack[9] & 0xFFF0); - } - bcm43xx_phy_write(dev, 0x0015, 0xB000); - bcm43xx_phy_write(dev, 0x002B, 0x0004); - - if (phy->radio_ver == 0x2053) { - bcm43xx_phy_write(dev, 0x002B, 0x0203); - bcm43xx_phy_write(dev, 0x002A, 0x08A3); - } - - phy->minlowsig[0] = 0xFFFF; - - for (i = 0; i < 4; i++) { - bcm43xx_radio_write16(dev, 0x0052, regstack[1] | i); - lo_b_r15_loop(dev); - } - for (i = 0; i < 10; i++) { - bcm43xx_radio_write16(dev, 0x0052, regstack[1] | i); - mls = lo_b_r15_loop(dev) / 10; - if (mls < phy->minlowsig[0]) { - phy->minlowsig[0] = mls; - phy->minlowsigpos[0] = i; - } - } - bcm43xx_radio_write16(dev, 0x0052, regstack[1] | phy->minlowsigpos[0]); - - phy->minlowsig[1] = 0xFFFF; - - for (i = -4; i < 5; i += 2) { - for (j = -4; j < 5; j += 2) { - if (j < 0) - fval = (0x0100 * i) + j + 0x0100; - else - fval = (0x0100 * i) + j; - bcm43xx_phy_write(dev, 0x002F, fval); - mls = lo_b_r15_loop(dev) / 10; - if (mls < phy->minlowsig[1]) { - phy->minlowsig[1] = mls; - phy->minlowsigpos[1] = fval; - } - } - } - phy->minlowsigpos[1] += 0x0101; - - bcm43xx_phy_write(dev, 0x002F, phy->minlowsigpos[1]); - if (phy->radio_ver == 0x2053) { - bcm43xx_phy_write(dev, 0x000A, regstack[2]); - bcm43xx_phy_write(dev, 0x002A, regstack[3]); - bcm43xx_phy_write(dev, 0x0035, regstack[4]); - bcm43xx_phy_write(dev, 0x0003, regstack[5]); - bcm43xx_phy_write(dev, 0x0001, regstack[6]); - bcm43xx_phy_write(dev, 0x0030, regstack[7]); - - bcm43xx_radio_write16(dev, 0x0043, regstack[8]); - bcm43xx_radio_write16(dev, 0x007A, regstack[9]); - - bcm43xx_radio_write16(dev, 0x0052, - (bcm43xx_radio_read16(dev, 0x0052) & 0x000F) - | regstack[11]); - - bcm43xx_write16(dev, 0x03EC, regstack[10]); - } - bcm43xx_phy_write(dev, 0x0015, regstack[0]); -} - -static u16 lo_measure_feedthrough(struct bcm43xx_wldev *dev, - u16 lna, u16 pga, u16 trsw_rx) -{ - struct bcm43xx_phy *phy = &dev->phy; - u16 rfover; - u16 feedthrough; - - if (phy->gmode) { - lna <<= BCM43xx_PHY_RFOVERVAL_LNA_SHIFT; - pga <<= BCM43xx_PHY_RFOVERVAL_PGA_SHIFT; - - assert((lna & ~BCM43xx_PHY_RFOVERVAL_LNA) == 0); - assert((pga & ~BCM43xx_PHY_RFOVERVAL_PGA) == 0); -/*FIXME This assertion fails assert((trsw_rx & ~(BCM43xx_PHY_RFOVERVAL_TRSWRX | - BCM43xx_PHY_RFOVERVAL_BW)) == 0); -*/ -trsw_rx &= (BCM43xx_PHY_RFOVERVAL_TRSWRX | BCM43xx_PHY_RFOVERVAL_BW); - - /* Construct the RF Override Value */ - rfover = BCM43xx_PHY_RFOVERVAL_UNK; - rfover |= pga; - rfover |= lna; - rfover |= trsw_rx; - if ((dev->dev->bus->sprom.r1.boardflags_lo & BCM43xx_BFL_EXTLNA) && - phy->rev > 6) - rfover |= BCM43xx_PHY_RFOVERVAL_EXTLNA; - - bcm43xx_phy_write(dev, BCM43xx_PHY_PGACTL, 0xE300); - bcm43xx_phy_write(dev, BCM43xx_PHY_RFOVERVAL, rfover); - udelay(10); - rfover |= BCM43xx_PHY_RFOVERVAL_BW_LBW; - bcm43xx_phy_write(dev, BCM43xx_PHY_RFOVERVAL, rfover); - udelay(10); - rfover |= BCM43xx_PHY_RFOVERVAL_BW_LPF; - bcm43xx_phy_write(dev, BCM43xx_PHY_RFOVERVAL, rfover); - udelay(10); - bcm43xx_phy_write(dev, BCM43xx_PHY_PGACTL, 0xF300); - } else { - pga |= BCM43xx_PHY_PGACTL_UNKNOWN; - bcm43xx_phy_write(dev, BCM43xx_PHY_PGACTL, pga); - udelay(10); - pga |= BCM43xx_PHY_PGACTL_LOWBANDW; - bcm43xx_phy_write(dev, BCM43xx_PHY_PGACTL, pga); - udelay(10); - pga |= BCM43xx_PHY_PGACTL_LPF; - bcm43xx_phy_write(dev, BCM43xx_PHY_PGACTL, pga); - } - udelay(21); - feedthrough = bcm43xx_phy_read(dev, BCM43xx_PHY_LO_LEAKAGE); - - /* This is a good place to check if we need to relax a bit, - * as this is the main function called regularly - * in the LO calibration. */ - cond_resched(); - - return feedthrough; -} - -/* TXCTL Register and Value Table. - * Returns the "TXCTL Register". - * "value" is the "TXCTL Value". - * "pad_mix_gain" is the PAD Mixer Gain. - */ -static u16 lo_txctl_register_table(struct bcm43xx_wldev *dev, - u16 *value, u16 *pad_mix_gain) -{ - struct bcm43xx_phy *phy = &dev->phy; - u16 reg, v, padmix; - - if (phy->type == BCM43xx_PHYTYPE_B) { - v = 0x30; - if (phy->radio_rev <= 5) { - reg = 0x43; - padmix = 0; - } else { - reg = 0x52; - padmix = 5; - } - } else { - if (phy->rev >= 2 && phy->radio_rev == 8) { - reg = 0x43; - v = 0x10; - padmix = 2; - } else { - reg = 0x52; - v = 0x30; - padmix = 5; - } - } - if (value) - *value = v; - if (pad_mix_gain) - *pad_mix_gain = padmix; - - return reg; -} - -static void lo_measure_txctl_values(struct bcm43xx_wldev *dev) -{ - struct bcm43xx_phy *phy = &dev->phy; - struct bcm43xx_txpower_lo_control *lo = phy->lo_control; - u16 reg, mask; - u16 trsw_rx, pga; - u16 radio_pctl_reg; - - static const u8 tx_bias_values[] = { - 0x09, 0x08, 0x0A, 0x01, 0x00, - 0x02, 0x05, 0x04, 0x06, - }; - static const u8 tx_magn_values[] = { - 0x70, 0x40, - }; - - if (!has_loopback_gain(phy)) { - radio_pctl_reg = 6; - trsw_rx = 2; - pga = 0; - } else { - int lb_gain; /* Loopback gain (in dB) */ - - trsw_rx = 0; - lb_gain = phy->max_lb_gain / 2; - if (lb_gain > 10) { - radio_pctl_reg = 0; - pga = abs(10 - lb_gain) / 6; - pga = limit_value(pga, 0, 15); - } else { - int cmp_val; - int tmp; - - pga = 0; - cmp_val = 0x24; - if ((phy->rev >= 2) && - (phy->radio_ver == 0x2050) && - (phy->radio_rev == 8)) - cmp_val = 0x3C; - tmp = lb_gain; - if ((10 - lb_gain) < cmp_val) - tmp = (10 - lb_gain); - if (tmp < 0) - tmp += 6; - else - tmp += 3; - cmp_val /= 4; - tmp /= 4; - if (tmp >= cmp_val) - radio_pctl_reg = cmp_val; - else - radio_pctl_reg = tmp; - } - } - bcm43xx_radio_write16(dev, 0x43, - (bcm43xx_radio_read16(dev, 0x43) - & 0xFFF0) | radio_pctl_reg); - bcm43xx_phy_set_baseband_attenuation(dev, 2); - - reg = lo_txctl_register_table(dev, &mask, NULL); - mask = ~mask; - bcm43xx_radio_write16(dev, reg, - bcm43xx_radio_read16(dev, reg) - & mask); - - if (has_tx_magnification(phy)) { - int i, j; - int feedthrough; - int min_feedth = 0xFFFF; - u8 tx_magn, tx_bias; - - for (i = 0; i < ARRAY_SIZE(tx_magn_values); i++) { - tx_magn = tx_magn_values[i]; - bcm43xx_radio_write16(dev, 0x52, - (bcm43xx_radio_read16(dev, 0x52) - & 0xFF0F) | tx_magn); - for (j = 0; j < ARRAY_SIZE(tx_bias_values); j++) { - tx_bias = tx_bias_values[j]; - bcm43xx_radio_write16(dev, 0x52, - (bcm43xx_radio_read16(dev, 0x52) - & 0xFFF0) | tx_bias); - feedthrough = lo_measure_feedthrough(dev, 0, pga, trsw_rx); - if (feedthrough < min_feedth) { - lo->tx_bias = tx_bias; - lo->tx_magn = tx_magn; - min_feedth = feedthrough; - } - if (lo->tx_bias == 0) - break; - } - bcm43xx_radio_write16(dev, 0x52, - (bcm43xx_radio_read16(dev, 0x52) - & 0xFF00) | lo->tx_bias | lo->tx_magn); - } - } else { - lo->tx_magn = 0; - lo->tx_bias = 0; - bcm43xx_radio_write16(dev, 0x52, - bcm43xx_radio_read16(dev, 0x52) - & 0xFFF0); /* TX bias == 0 */ - } -} - -static void lo_read_power_vector(struct bcm43xx_wldev *dev) -{ - struct bcm43xx_phy *phy = &dev->phy; - struct bcm43xx_txpower_lo_control *lo = phy->lo_control; - u16 i; - u64 tmp; - u64 power_vector = 0; - int rf_offset, bb_offset; - struct bcm43xx_loctl *loctl; - - for (i = 0; i < 8; i += 2) { - tmp = bcm43xx_shm_read16(dev, BCM43xx_SHM_SHARED, - 0x310 + i); - /* Clear the top byte. We get holes in the bitmap... */ - tmp &= 0xFF; - power_vector |= (tmp << (i * 8)); - /* Clear the vector on the device. */ - bcm43xx_shm_write16(dev, BCM43xx_SHM_SHARED, - 0x310 + i, 0); - } - - if (power_vector) - lo->power_vector = power_vector; - power_vector = lo->power_vector; - - for (i = 0; i < 64; i++) { - if (power_vector & ((u64)1ULL << i)) { - /* Now figure out which bcm43xx_loctl corresponds - * to this bit. - */ - rf_offset = i / lo->rfatt_list.len; - bb_offset = i % lo->rfatt_list.len;//FIXME? - loctl = bcm43xx_get_lo_g_ctl(dev, &lo->rfatt_list.list[rf_offset], - &lo->bbatt_list.list[bb_offset]); - /* And mark it as "used", as the device told us - * through the bitmap it is using it. - */ - loctl->used = 1; - } - } -} - -/* 802.11/LO/GPHY/MeasuringGains */ -static void lo_measure_gain_values(struct bcm43xx_wldev *dev, - s16 max_rx_gain, - int use_trsw_rx) -{ - struct bcm43xx_phy *phy = &dev->phy; - u16 tmp; - - if (max_rx_gain < 0) - max_rx_gain = 0; - - if (has_loopback_gain(phy)) { - int trsw_rx = 0; - int trsw_rx_gain; - - if (use_trsw_rx) { - trsw_rx_gain = phy->trsw_rx_gain / 2; - if (max_rx_gain >= trsw_rx_gain) { - trsw_rx_gain = max_rx_gain - trsw_rx_gain; - trsw_rx = 0x20; - } - } else - trsw_rx_gain = max_rx_gain; - if (trsw_rx_gain < 9) { - phy->lna_lod_gain = 0; - } else { - phy->lna_lod_gain = 1; - trsw_rx_gain -= 8; - } - trsw_rx_gain = limit_value(trsw_rx_gain, 0, 0x2D); - phy->pga_gain = trsw_rx_gain / 3; - if (phy->pga_gain >= 5) { - phy->pga_gain -= 5; - phy->lna_gain = 2; - } else - phy->lna_gain = 0; - } else { - phy->lna_gain = 0; - phy->trsw_rx_gain = 0x20; - if (max_rx_gain >= 0x14) { - phy->lna_lod_gain = 1; - phy->pga_gain = 2; - } else if (max_rx_gain >= 0x12) { - phy->lna_lod_gain = 1; - phy->pga_gain = 1; - } else if (max_rx_gain >= 0xF) { - phy->lna_lod_gain = 1; - phy->pga_gain = 0; - } else { - phy->lna_lod_gain = 0; - phy->pga_gain = 0; - } - } - - tmp = bcm43xx_radio_read16(dev, 0x7A); - if (phy->lna_lod_gain == 0) - tmp &= ~0x0008; - else - tmp |= 0x0008; - bcm43xx_radio_write16(dev, 0x7A, tmp); -} - -struct lo_g_saved_values { - u8 old_channel; - - /* Core registers */ - u16 reg_3F4; - u16 reg_3E2; - - /* PHY registers */ - u16 phy_lo_mask; - u16 phy_extg_01; - u16 phy_dacctl_hwpctl; - u16 phy_dacctl; - u16 phy_base_14; - u16 phy_hpwr_tssictl; - u16 phy_analogover; - u16 phy_analogoverval; - u16 phy_rfover; - u16 phy_rfoverval; - u16 phy_classctl; - u16 phy_base_3E; - u16 phy_crs0; - u16 phy_pgactl; - u16 phy_base_2A; - u16 phy_syncctl; - u16 phy_base_30; - u16 phy_base_06; - - /* Radio registers */ - u16 radio_43; - u16 radio_7A; - u16 radio_52; -}; - -static void lo_measure_setup(struct bcm43xx_wldev *dev, - struct lo_g_saved_values *sav) -{ - struct ssb_sprom *sprom = &dev->dev->bus->sprom; - struct bcm43xx_phy *phy = &dev->phy; - struct bcm43xx_txpower_lo_control *lo = phy->lo_control; - u16 tmp; - - if (has_hardware_pctl(phy)) { - sav->phy_lo_mask = bcm43xx_phy_read(dev, BCM43xx_PHY_LO_MASK); - sav->phy_extg_01 = bcm43xx_phy_read(dev, BCM43xx_PHY_EXTG(0x01)); - sav->phy_dacctl_hwpctl = bcm43xx_phy_read(dev, BCM43xx_PHY_DACCTL); - sav->phy_base_14 = bcm43xx_phy_read(dev, BCM43xx_PHY_BASE(0x14)); - sav->phy_hpwr_tssictl = bcm43xx_phy_read(dev, BCM43xx_PHY_HPWR_TSSICTL); - - bcm43xx_phy_write(dev, BCM43xx_PHY_HPWR_TSSICTL, - bcm43xx_phy_read(dev, BCM43xx_PHY_HPWR_TSSICTL) - | 0x100); - bcm43xx_phy_write(dev, BCM43xx_PHY_EXTG(0x01), - bcm43xx_phy_read(dev, BCM43xx_PHY_EXTG(0x01)) - | 0x40); - bcm43xx_phy_write(dev, BCM43xx_PHY_DACCTL, - bcm43xx_phy_read(dev, BCM43xx_PHY_DACCTL) - | 0x40); - bcm43xx_phy_write(dev, BCM43xx_PHY_BASE(0x14), - bcm43xx_phy_read(dev, BCM43xx_PHY_BASE(0x14)) - | 0x200); - } - if (phy->type == BCM43xx_PHYTYPE_B && - phy->radio_ver == 0x2050 && - phy->radio_rev < 6) { - bcm43xx_phy_write(dev, BCM43xx_PHY_BASE(0x16), 0x410); - bcm43xx_phy_write(dev, BCM43xx_PHY_BASE(0x17), 0x820); - } - if (!lo->rebuild && has_hardware_pctl(phy)) - lo_read_power_vector(dev); - if (phy->rev >= 2) { - sav->phy_analogover = bcm43xx_phy_read(dev, BCM43xx_PHY_ANALOGOVER); - sav->phy_analogoverval = bcm43xx_phy_read(dev, BCM43xx_PHY_ANALOGOVERVAL); - sav->phy_rfover = bcm43xx_phy_read(dev, BCM43xx_PHY_RFOVER); - sav->phy_rfoverval = bcm43xx_phy_read(dev, BCM43xx_PHY_RFOVERVAL); - sav->phy_classctl = bcm43xx_phy_read(dev, BCM43xx_PHY_CLASSCTL); - sav->phy_base_3E = bcm43xx_phy_read(dev, BCM43xx_PHY_BASE(0x3E)); - sav->phy_crs0 = bcm43xx_phy_read(dev, BCM43xx_PHY_CRS0); - - bcm43xx_phy_write(dev, BCM43xx_PHY_CLASSCTL, - bcm43xx_phy_read(dev, BCM43xx_PHY_CLASSCTL) - & 0xFFFC); - bcm43xx_phy_write(dev, BCM43xx_PHY_CRS0, - bcm43xx_phy_read(dev, BCM43xx_PHY_CRS0) - & 0x7FFF); - bcm43xx_phy_write(dev, BCM43xx_PHY_ANALOGOVER, - bcm43xx_phy_read(dev, BCM43xx_PHY_ANALOGOVER) - | 0x0003); - bcm43xx_phy_write(dev, BCM43xx_PHY_ANALOGOVERVAL, - bcm43xx_phy_read(dev, BCM43xx_PHY_ANALOGOVERVAL) - & 0xFFFC); - if (phy->type == BCM43xx_PHYTYPE_G) { - if ((phy->rev >= 7) && - (sprom->r1.boardflags_lo & BCM43xx_BFL_EXTLNA)) { - bcm43xx_phy_write(dev, BCM43xx_PHY_RFOVER, 0x933); - } else { - bcm43xx_phy_write(dev, BCM43xx_PHY_RFOVER, 0x133); - } - } else { - bcm43xx_phy_write(dev, BCM43xx_PHY_RFOVER, 0); - } - bcm43xx_phy_write(dev, BCM43xx_PHY_BASE(0x3E), 0); - } - sav->reg_3F4 = bcm43xx_read16(dev, 0x3F4); - sav->reg_3E2 = bcm43xx_read16(dev, 0x3E2); - sav->radio_43 = bcm43xx_radio_read16(dev, 0x43); - sav->radio_7A = bcm43xx_radio_read16(dev, 0x7A); - sav->phy_pgactl = bcm43xx_phy_read(dev, BCM43xx_PHY_PGACTL); - sav->phy_base_2A = bcm43xx_phy_read(dev, BCM43xx_PHY_BASE(0x2A)); - sav->phy_syncctl = bcm43xx_phy_read(dev, BCM43xx_PHY_SYNCCTL); - sav->phy_dacctl = bcm43xx_phy_read(dev, BCM43xx_PHY_DACCTL); - - if (!has_tx_magnification(phy)) { - sav->radio_52 = bcm43xx_radio_read16(dev, 0x52); - sav->radio_52 &= 0x00F0; - } - if (phy->type == BCM43xx_PHYTYPE_B) { - sav->phy_base_30 = bcm43xx_phy_read(dev, BCM43xx_PHY_BASE(0x30)); - sav->phy_base_06 = bcm43xx_phy_read(dev, BCM43xx_PHY_BASE(0x06)); - bcm43xx_phy_write(dev, BCM43xx_PHY_BASE(0x30), 0x00FF); - bcm43xx_phy_write(dev, BCM43xx_PHY_BASE(0x06), 0x3F3F); - } else { - bcm43xx_write16(dev, 0x3E2, - bcm43xx_read16(dev, 0x3E2) - | 0x8000); - } - bcm43xx_write16(dev, 0x3F4, - bcm43xx_read16(dev, 0x3F4) - & 0xF000); - - tmp = (phy->type == BCM43xx_PHYTYPE_G) ? BCM43xx_PHY_LO_MASK : BCM43xx_PHY_BASE(0x2E); - bcm43xx_phy_write(dev, tmp, 0x007F); - - tmp = sav->phy_syncctl; - bcm43xx_phy_write(dev, BCM43xx_PHY_SYNCCTL, tmp & 0xFF7F); - tmp = sav->radio_7A; - bcm43xx_radio_write16(dev, 0x007A, tmp & 0xFFF0); - - bcm43xx_phy_write(dev, BCM43xx_PHY_BASE(0x2A), 0x8A3); - if (phy->type == BCM43xx_PHYTYPE_G || - (phy->type == BCM43xx_PHYTYPE_B && - phy->radio_ver == 0x2050 && - phy->radio_rev >= 6)) { - bcm43xx_phy_write(dev, BCM43xx_PHY_BASE(0x2B), 0x1003); - } else - bcm43xx_phy_write(dev, BCM43xx_PHY_BASE(0x2B), 0x0802); - if (phy->rev >= 2) - bcm43xx_dummy_transmission(dev); - bcm43xx_radio_selectchannel(dev, 6, 0); - bcm43xx_radio_read16(dev, 0x51); /* dummy read */ - if (phy->type == BCM43xx_PHYTYPE_G) - bcm43xx_phy_write(dev, BCM43xx_PHY_BASE(0x2F), 0); - if (lo->rebuild) - lo_measure_txctl_values(dev); - if (phy->type == BCM43xx_PHYTYPE_G && phy->rev >= 3) { - bcm43xx_phy_write(dev, BCM43xx_PHY_LO_MASK, 0xC078); - } else { - if (phy->type == BCM43xx_PHYTYPE_B) - bcm43xx_phy_write(dev, BCM43xx_PHY_BASE(0x2E), 0x8078); - else - bcm43xx_phy_write(dev, BCM43xx_PHY_LO_MASK, 0x8078); - } -} - -static void lo_measure_restore(struct bcm43xx_wldev *dev, - struct lo_g_saved_values *sav) -{ - struct bcm43xx_phy *phy = &dev->phy; - struct bcm43xx_txpower_lo_control *lo = phy->lo_control; - u16 tmp; - - if (phy->rev >= 2) { - bcm43xx_phy_write(dev, BCM43xx_PHY_PGACTL, 0xE300); - tmp = (phy->pga_gain << 8); - bcm43xx_phy_write(dev, BCM43xx_PHY_RFOVERVAL, tmp | 0xA0); - udelay(5); - bcm43xx_phy_write(dev, BCM43xx_PHY_RFOVERVAL, tmp | 0xA2); - udelay(2); - bcm43xx_phy_write(dev, BCM43xx_PHY_RFOVERVAL, tmp | 0xA3); - } else { - tmp = (phy->pga_gain | 0xEFA0); - bcm43xx_phy_write(dev, BCM43xx_PHY_PGACTL, tmp); - } - if (has_hardware_pctl(phy)) { - bcm43xx_gphy_dc_lt_init(dev); - } else { - if (lo->rebuild) - bcm43xx_lo_g_adjust_to(dev, 3, 2, 0); - else - bcm43xx_lo_g_adjust(dev); - } - if (phy->type == BCM43xx_PHYTYPE_G) { - if (phy->rev >= 3) - bcm43xx_phy_write(dev, BCM43xx_PHY_BASE(0x2E), 0xC078); - else - bcm43xx_phy_write(dev, BCM43xx_PHY_BASE(0x2E), 0x8078); - if (phy->rev >= 2) - bcm43xx_phy_write(dev, BCM43xx_PHY_BASE(0x2F), 0x0202); - else - bcm43xx_phy_write(dev, BCM43xx_PHY_BASE(0x2F), 0x0101); - } - bcm43xx_write16(dev, 0x3F4, sav->reg_3F4); - bcm43xx_phy_write(dev, BCM43xx_PHY_PGACTL, sav->phy_pgactl); - bcm43xx_phy_write(dev, BCM43xx_PHY_BASE(0x2A), sav->phy_base_2A); - bcm43xx_phy_write(dev, BCM43xx_PHY_SYNCCTL, sav->phy_syncctl); - bcm43xx_phy_write(dev, BCM43xx_PHY_DACCTL, sav->phy_dacctl); - bcm43xx_radio_write16(dev, 0x43, sav->radio_43); - bcm43xx_radio_write16(dev, 0x7A, sav->radio_7A); - if (!has_tx_magnification(phy)) { - tmp = sav->radio_52; - bcm43xx_radio_write16(dev, 0x52, - (bcm43xx_radio_read16(dev, 0x52) - & 0xFF0F) | tmp); - } - bcm43xx_write16(dev, 0x3E2, sav->reg_3E2); - if (phy->type == BCM43xx_PHYTYPE_B && - phy->radio_ver == 0x2050 && - phy->radio_rev <= 5) { - bcm43xx_phy_write(dev, BCM43xx_PHY_BASE(0x30), sav->phy_base_30); - bcm43xx_phy_write(dev, BCM43xx_PHY_BASE(0x06), sav->phy_base_06); - } - if (phy->rev >= 2) { - bcm43xx_phy_write(dev, BCM43xx_PHY_ANALOGOVER, sav->phy_analogover); - bcm43xx_phy_write(dev, BCM43xx_PHY_ANALOGOVERVAL, sav->phy_analogoverval); - bcm43xx_phy_write(dev, BCM43xx_PHY_CLASSCTL, sav->phy_classctl); - bcm43xx_phy_write(dev, BCM43xx_PHY_RFOVER, sav->phy_rfover); - bcm43xx_phy_write(dev, BCM43xx_PHY_RFOVERVAL, sav->phy_rfoverval); - bcm43xx_phy_write(dev, BCM43xx_PHY_BASE(0x3E), sav->phy_base_3E); - bcm43xx_phy_write(dev, BCM43xx_PHY_CRS0, sav->phy_crs0); - } - if (has_hardware_pctl(phy)) { - tmp = (sav->phy_lo_mask & 0xBFFF); - bcm43xx_phy_write(dev, BCM43xx_PHY_LO_MASK, tmp); - bcm43xx_phy_write(dev, BCM43xx_PHY_EXTG(0x01), sav->phy_extg_01); - bcm43xx_phy_write(dev, BCM43xx_PHY_DACCTL, sav->phy_dacctl_hwpctl); - bcm43xx_phy_write(dev, BCM43xx_PHY_BASE(0x14), sav->phy_base_14); - bcm43xx_phy_write(dev, BCM43xx_PHY_HPWR_TSSICTL, sav->phy_hpwr_tssictl); - } - bcm43xx_radio_selectchannel(dev, sav->old_channel, 1); -} - -struct bcm43xx_lo_g_statemachine { - int current_state; - int nr_measured; - int state_val_multiplier; - u16 lowest_feedth; - struct bcm43xx_loctl min_loctl; -}; - -/* Loop over each possible value in this state. */ -static int lo_probe_possible_loctls(struct bcm43xx_wldev *dev, - struct bcm43xx_loctl *probe_loctl, - struct bcm43xx_lo_g_statemachine *d) -{ - struct bcm43xx_phy *phy = &dev->phy; - struct bcm43xx_txpower_lo_control *lo = phy->lo_control; - struct bcm43xx_loctl test_loctl; - struct bcm43xx_loctl orig_loctl; - struct bcm43xx_loctl prev_loctl = { - .i = -100, - .q = -100, - }; - int i; - int begin, end; - int found_lower = 0; - u16 feedth; - - static const struct bcm43xx_loctl modifiers[] = { - { .i = 1, .q = 1, }, - { .i = 1, .q = 0, }, - { .i = 1, .q = -1, }, - { .i = 0, .q = -1, }, - { .i = -1, .q = -1, }, - { .i = -1, .q = 0, }, - { .i = -1, .q = 1, }, - { .i = 0, .q = 1, }, - }; - - if (d->current_state == 0) { - begin = 1; - end = 8; - } else if (d->current_state % 2 == 0) { - begin = d->current_state - 1; - end = d->current_state + 1; - } else { - begin = d->current_state - 2; - end = d->current_state + 2; - } - if (begin < 1) - begin += 8; - if (end > 8) - end -= 8; - - memcpy(&orig_loctl, probe_loctl, sizeof(struct bcm43xx_loctl)); - i = begin; - d->current_state = i; - while (1) { - assert(i >= 1 && i <= 8); - memcpy(&test_loctl, &orig_loctl, sizeof(struct bcm43xx_loctl)); - test_loctl.i += modifiers[i - 1].i * d->state_val_multiplier; - test_loctl.q += modifiers[i - 1].q * d->state_val_multiplier; - if ((test_loctl.i != prev_loctl.i || - test_loctl.q != prev_loctl.q) && - (abs(test_loctl.i) <= 16 && - abs(test_loctl.q) <= 16)) { - bcm43xx_lo_write(dev, &test_loctl); - feedth = lo_measure_feedthrough(dev, phy->lna_gain, - phy->pga_gain, - phy->trsw_rx_gain); - if (feedth < d->lowest_feedth) { - memcpy(probe_loctl, &test_loctl, sizeof(struct bcm43xx_loctl)); - found_lower = 1; - d->lowest_feedth = feedth; - if ((d->nr_measured < 2) && - (!has_loopback_gain(phy) || lo->rebuild)) - break; - } - } - memcpy(&prev_loctl, &test_loctl, sizeof(prev_loctl)); - if (i == end) - break; - if (i == 8) - i = 1; - else - i++; - d->current_state = i; - } - - return found_lower; -} - -static void lo_probe_loctls_statemachine(struct bcm43xx_wldev *dev, - struct bcm43xx_loctl *loctl, - int *max_rx_gain) -{ - struct bcm43xx_phy *phy = &dev->phy; - struct bcm43xx_txpower_lo_control *lo = phy->lo_control; - struct bcm43xx_lo_g_statemachine d; - u16 feedth; - int found_lower; - struct bcm43xx_loctl probe_loctl; - int max_repeat = 1, repeat_cnt = 0; - - d.nr_measured = 0; - d.state_val_multiplier = 1; - if (has_loopback_gain(phy) && !lo->rebuild) - d.state_val_multiplier = 3; - - memcpy(&d.min_loctl, loctl, sizeof(struct bcm43xx_loctl)); - if (has_loopback_gain(phy) && lo->rebuild) - max_repeat = 4; - do { - bcm43xx_lo_write(dev, &d.min_loctl); - feedth = lo_measure_feedthrough(dev, phy->lna_gain, - phy->pga_gain, - phy->trsw_rx_gain); - if (!lo->rebuild && feedth < 0x258) { - if (feedth >= 0x12C) - *max_rx_gain += 6; - else - *max_rx_gain += 3; - feedth = lo_measure_feedthrough(dev, phy->lna_gain, - phy->pga_gain, - phy->trsw_rx_gain); - } - d.lowest_feedth = feedth; - - d.current_state = 0; - do { - assert(d.current_state >= 0 && d.current_state <= 8); - memcpy(&probe_loctl, &d.min_loctl, sizeof(struct bcm43xx_loctl)); - found_lower = lo_probe_possible_loctls(dev, &probe_loctl, &d); - if (!found_lower) - break; - if ((probe_loctl.i == d.min_loctl.i) && - (probe_loctl.q == d.min_loctl.q)) - break; - memcpy(&d.min_loctl, &probe_loctl, sizeof(struct bcm43xx_loctl)); - d.nr_measured++; - } while (d.nr_measured < 24); - memcpy(loctl, &d.min_loctl, sizeof(struct bcm43xx_loctl)); - - if (has_loopback_gain(phy)) { - if (d.lowest_feedth > 0x1194) - *max_rx_gain -= 6; - else if (d.lowest_feedth < 0x5DC) - *max_rx_gain += 3; - if (repeat_cnt == 0) { - if (d.lowest_feedth <= 0x5DC) { - d.state_val_multiplier = 1; - repeat_cnt++; - } else - d.state_val_multiplier = 2; - } else if (repeat_cnt == 2) - d.state_val_multiplier = 1; - } - lo_measure_gain_values(dev, *max_rx_gain, has_loopback_gain(phy)); - } while (++repeat_cnt < max_repeat); -} - -static void lo_measure(struct bcm43xx_wldev *dev) -{ - struct bcm43xx_phy *phy = &dev->phy; - struct bcm43xx_txpower_lo_control *lo = phy->lo_control; - struct bcm43xx_loctl loctl = { - .i = 0, - .q = 0, - }; - struct bcm43xx_loctl *ploctl; - int max_rx_gain; - int rfidx, bbidx; - - /* Values from the "TXCTL Register and Value Table" */ - u16 txctl_reg; - u16 txctl_value; - u16 pad_mix_gain; - - txctl_reg = lo_txctl_register_table(dev, &txctl_value, &pad_mix_gain); - - for (rfidx = 0; rfidx < lo->rfatt_list.len; rfidx++) { - - bcm43xx_radio_write16(dev, 0x43, - (bcm43xx_radio_read16(dev, 0x43) - & 0xFFF0) | lo->rfatt_list.list[rfidx].att); - bcm43xx_radio_write16(dev, txctl_reg, - (bcm43xx_radio_read16(dev, txctl_reg) - & ~txctl_value) - | (lo->rfatt_list.list[rfidx].with_padmix ? txctl_value : 0)); - - for (bbidx = 0; bbidx < lo->bbatt_list.len; bbidx++) { - if (lo->rebuild) { - ploctl = bcm43xx_get_lo_g_ctl_nopadmix(dev, - &lo->rfatt_list.list[rfidx], - &lo->bbatt_list.list[bbidx]); - } else { - ploctl = bcm43xx_get_lo_g_ctl(dev, &lo->rfatt_list.list[rfidx], - &lo->bbatt_list.list[bbidx]); - if (!ploctl->used) - continue; - } - memcpy(&loctl, ploctl, sizeof(loctl)); - - max_rx_gain = lo->rfatt_list.list[rfidx].att * 2; - max_rx_gain += lo->bbatt_list.list[bbidx].att / 2; - if (lo->rfatt_list.list[rfidx].with_padmix) - max_rx_gain -= pad_mix_gain; - if (has_loopback_gain(phy)) - max_rx_gain += phy->max_lb_gain; - lo_measure_gain_values(dev, max_rx_gain, has_loopback_gain(phy)); - - bcm43xx_phy_set_baseband_attenuation(dev, lo->bbatt_list.list[bbidx].att); - lo_probe_loctls_statemachine(dev, &loctl, &max_rx_gain); - if (phy->type == BCM43xx_PHYTYPE_B) { - loctl.i++; - loctl.q++; - } - memcpy(ploctl, &loctl, sizeof(loctl)); - } - } -} - -#if BCM43xx_DEBUG -static void do_validate_loctl(struct bcm43xx_wldev *dev, - struct bcm43xx_loctl *control) -{ - const int is_initializing = (bcm43xx_status(dev) == BCM43xx_STAT_INITIALIZING); - - if (unlikely(abs(control->i) > 16 || - abs(control->q) > 16 || - (is_initializing && control->used))) { - printk(KERN_ERR PFX "ERROR: LO control pair validation failed " - "(first: %d, second: %d, used %u)\n", - control->i, control->q, control->used); - } -} -static void validate_all_loctls(struct bcm43xx_wldev *dev) -{ - bcm43xx_call_for_each_loctl(dev, do_validate_loctl); -} -#else /* BCM43xx_DEBUG */ -static inline void validate_all_loctls(struct bcm43xx_wldev *dev) { } -#endif /* BCM43xx_DEBUG */ - -void bcm43xx_lo_g_measure(struct bcm43xx_wldev *dev) -{ - struct bcm43xx_phy *phy = &dev->phy; - struct lo_g_saved_values sav; - - assert(phy->type == BCM43xx_PHYTYPE_B || - phy->type == BCM43xx_PHYTYPE_G); - - sav.old_channel = phy->channel; - lo_measure_setup(dev, &sav); - lo_measure(dev); - lo_measure_restore(dev, &sav); - - validate_all_loctls(dev); - - phy->lo_control->lo_measured = 1; - phy->lo_control->rebuild = 0; -} - -void bcm43xx_lo_g_adjust(struct bcm43xx_wldev *dev) -{ - bcm43xx_lo_write(dev, bcm43xx_lo_g_ctl_current(dev)); -} - -static inline void fixup_rfatt_for_txcontrol(struct bcm43xx_rfatt *rf, - u8 tx_control) -{ - if (tx_control & BCM43xx_TXCTL_TXMIX) { - if (rf->att < 5) - rf->att = 4; - } -} - -void bcm43xx_lo_g_adjust_to(struct bcm43xx_wldev *dev, - u16 rfatt, u16 bbatt, u16 tx_control) -{ - struct bcm43xx_rfatt rf; - struct bcm43xx_bbatt bb; - struct bcm43xx_loctl *loctl; - - memset(&rf, 0, sizeof(rf)); - memset(&bb, 0, sizeof(bb)); - rf.att = rfatt; - bb.att = bbatt; - fixup_rfatt_for_txcontrol(&rf, tx_control); - loctl = bcm43xx_get_lo_g_ctl(dev, &rf, &bb); - bcm43xx_lo_write(dev, loctl); -} - -struct bcm43xx_loctl * bcm43xx_lo_g_ctl_current(struct bcm43xx_wldev *dev) -{ - struct bcm43xx_phy *phy = &dev->phy; - struct bcm43xx_rfatt rf; - - memcpy(&rf, &phy->rfatt, sizeof(rf)); - fixup_rfatt_for_txcontrol(&rf, phy->tx_control); - - return bcm43xx_get_lo_g_ctl(dev, &rf, &phy->bbatt); -} - -static void do_mark_unused(struct bcm43xx_wldev *dev, - struct bcm43xx_loctl *control) -{ - control->used = 0; -} - -void bcm43xx_lo_g_ctl_mark_all_unused(struct bcm43xx_wldev *dev) -{ - struct bcm43xx_phy *phy = &dev->phy; - struct bcm43xx_txpower_lo_control *lo = phy->lo_control; - - bcm43xx_call_for_each_loctl(dev, do_mark_unused); - lo->rebuild = 1; -} - -void bcm43xx_lo_g_ctl_mark_cur_used(struct bcm43xx_wldev *dev) -{ - bcm43xx_lo_g_ctl_current(dev)->used = 1; -} diff --git a/package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_lo.h b/package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_lo.h deleted file mode 100644 index 71fbe3e79d..0000000000 --- a/package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_lo.h +++ /dev/null @@ -1,88 +0,0 @@ -#ifndef BCM43xx_LO_H_ -#define BCM43xx_LO_H_ - -#include "bcm43xx_phy.h" - -struct bcm43xx_wldev; - -/* Local Oscillator control value-pair. */ -struct bcm43xx_loctl { - /* Control values. */ - s8 i; - s8 q; - /* "Used by hardware" flag. */ - u8 used; -}; - -/* TX Power LO Control Array. - * Value-pairs to adjust the LocalOscillator are stored - * in this structure. - * There are two different set of values. One for "Flag is Set" - * and one for "Flag is Unset". - * By "Flag" the flag in struct bcm43xx_rfatt is meant. - * The Value arrays are two-dimensional. The first index - * is the baseband attenuation and the second index - * is the radio attenuation. - * Use bcm43xx_get_lo_g_ctl() to retrieve a value from the lists. - */ -struct bcm43xx_txpower_lo_control { -#define BCM43xx_NR_BB 9 -#define BCM43xx_NR_RF 16 - /* LO Control values, with PAD Mixer */ - struct bcm43xx_loctl with_padmix[ BCM43xx_NR_BB ][ BCM43xx_NR_RF ]; - /* LO Control values, without PAD Mixer */ - struct bcm43xx_loctl no_padmix[ BCM43xx_NR_BB ][ BCM43xx_NR_RF ]; - - /* Flag to indicate a complete rebuild of the two tables above - * to the LO measuring code. */ - u8 rebuild; - - /* Lists of valid RF and BB attenuation values for this device. */ - struct bcm43xx_rfatt_list rfatt_list; - struct bcm43xx_bbatt_list bbatt_list; - - /* Current TX Bias value */ - u8 tx_bias; - /* Current TX Magnification Value (if used by the device) */ - u8 tx_magn; - - /* GPHY LO is measured. */ - u8 lo_measured; - - /* Saved device PowerVector */ - u64 power_vector; -}; - - -/* Measure the BPHY Local Oscillator. */ -void bcm43xx_lo_b_measure(struct bcm43xx_wldev *dev); -/* Measure the BPHY/GPHY Local Oscillator. */ -void bcm43xx_lo_g_measure(struct bcm43xx_wldev *dev); - -/* Adjust the Local Oscillator to the saved attenuation - * and txctl values. - */ -void bcm43xx_lo_g_adjust(struct bcm43xx_wldev *dev); -/* Adjust to specific values. */ -void bcm43xx_lo_g_adjust_to(struct bcm43xx_wldev *dev, - u16 rfatt, u16 bbatt, u16 tx_control); - -/* Returns the bcm43xx_lo_g_ctl corresponding to the current - * attenuation values. - */ -struct bcm43xx_loctl * bcm43xx_lo_g_ctl_current(struct bcm43xx_wldev *dev); -/* Mark all possible bcm43xx_lo_g_ctl as "unused" */ -void bcm43xx_lo_g_ctl_mark_all_unused(struct bcm43xx_wldev *dev); -/* Mark the bcm43xx_lo_g_ctl corresponding to the current - * attenuation values as used. - */ -void bcm43xx_lo_g_ctl_mark_cur_used(struct bcm43xx_wldev *dev); - -/* Get a reference to a LO Control value pair in the - * TX Power LO Control Array. - */ -struct bcm43xx_loctl * bcm43xx_get_lo_g_ctl(struct bcm43xx_wldev *dev, - const struct bcm43xx_rfatt *rfatt, - const struct bcm43xx_bbatt *bbatt); - -#endif /* BCM43xx_LO_H_ */ diff --git a/package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_main.c b/package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_main.c deleted file mode 100644 index e13c1168ef..0000000000 --- a/package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_main.c +++ /dev/null @@ -1,4012 +0,0 @@ -/* - - Broadcom BCM43xx wireless driver - - Copyright (c) 2005 Martin Langer <martin-langer@gmx.de> - Copyright (c) 2005 Stefano Brivio <st3@riseup.net> - Copyright (c) 2005, 2006 Michael Buesch <mb@bu3sch.de> - Copyright (c) 2005 Danny van Dyk <kugelfang@gentoo.org> - Copyright (c) 2005 Andreas Jaggi <andreas.jaggi@waterwave.ch> - - Some parts of the code in this file are derived from the ipw2200 - driver Copyright(c) 2003 - 2004 Intel Corporation. - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; see the file COPYING. If not, write to - the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor, - Boston, MA 02110-1301, USA. - -*/ - -#include <linux/delay.h> -#include <linux/init.h> -#include <linux/moduleparam.h> -#include <linux/if_arp.h> -#include <linux/etherdevice.h> -#include <linux/version.h> -#include <linux/firmware.h> -#include <linux/wireless.h> -#include <linux/workqueue.h> -#include <linux/skbuff.h> -#include <linux/dma-mapping.h> - -#include "bcm43xx.h" -#include "bcm43xx_main.h" -#include "bcm43xx_debugfs.h" -#include "bcm43xx_phy.h" -#include "bcm43xx_dma.h" -#include "bcm43xx_pio.h" -#include "bcm43xx_power.h" -#include "bcm43xx_sysfs.h" -#include "bcm43xx_xmit.h" -#include "bcm43xx_sysfs.h" -#include "bcm43xx_lo.h" -#include "bcm43xx_pcmcia.h" - - -MODULE_DESCRIPTION("Broadcom BCM43xx wireless driver"); -MODULE_AUTHOR("Martin Langer"); -MODULE_AUTHOR("Stefano Brivio"); -MODULE_AUTHOR("Michael Buesch"); -MODULE_LICENSE("GPL"); - - -extern char *nvram_get(char *name); - - -#if defined(CONFIG_BCM43XX_MAC80211_DMA) && defined(CONFIG_BCM43XX_MAC80211_PIO) -static int modparam_pio; -module_param_named(pio, modparam_pio, int, 0444); -MODULE_PARM_DESC(pio, "enable(1) / disable(0) PIO mode"); -#elif defined(CONFIG_BCM43XX_MAC80211_DMA) -# define modparam_pio 0 -#elif defined(CONFIG_BCM43XX_MAC80211_PIO) -# define modparam_pio 1 -#endif - -static int modparam_bad_frames_preempt; -module_param_named(bad_frames_preempt, modparam_bad_frames_preempt, int, 0444); -MODULE_PARM_DESC(bad_frames_preempt, "enable(1) / disable(0) Bad Frames Preemption"); - -static int modparam_short_retry = BCM43xx_DEFAULT_SHORT_RETRY_LIMIT; -module_param_named(short_retry, modparam_short_retry, int, 0444); -MODULE_PARM_DESC(short_retry, "Short-Retry-Limit (0 - 15)"); - -static int modparam_long_retry = BCM43xx_DEFAULT_LONG_RETRY_LIMIT; -module_param_named(long_retry, modparam_long_retry, int, 0444); -MODULE_PARM_DESC(long_retry, "Long-Retry-Limit (0 - 15)"); - -static int modparam_noleds; -module_param_named(noleds, modparam_noleds, int, 0444); -MODULE_PARM_DESC(noleds, "Turn off all LED activity"); - -static char modparam_fwpostfix[16]; -module_param_string(fwpostfix, modparam_fwpostfix, 16, 0444); -MODULE_PARM_DESC(fwpostfix, "Postfix for the .fw files to load."); - -static int modparam_mon_keep_bad; -module_param_named(mon_keep_bad, modparam_mon_keep_bad, int, 0444); -MODULE_PARM_DESC(mon_keep_bad, "Keep bad frames in monitor mode"); - -static int modparam_mon_keep_badplcp; -module_param_named(mon_keep_badplcp, modparam_mon_keep_bad, int, 0444); -MODULE_PARM_DESC(mon_keep_badplcp, "Keep frames with bad PLCP in monitor mode"); - - -static const struct ssb_device_id bcm43xx_ssb_tbl[] = { - SSB_DEVICE(SSB_VENDOR_BROADCOM, SSB_DEV_80211, SSB_ANY_REV), - SSB_DEVTABLE_END -}; -MODULE_DEVICE_TABLE(ssb, bcm43xx_ssb_tbl); - - -/* Channel and ratetables are shared for all devices. - * They can't be const, because ieee80211 puts some precalculated - * data in there. This data is the same for all devices, so we don't - * get concurrency issues */ -#define RATETAB_ENT(_rateid, _flags) \ - { \ - .rate = BCM43xx_RATE_TO_BASE100KBPS(_rateid), \ - .val = (_rateid), \ - .val2 = (_rateid), \ - .flags = (_flags), \ - } -static struct ieee80211_rate __bcm43xx_ratetable[] = { - RATETAB_ENT(BCM43xx_CCK_RATE_1MB, IEEE80211_RATE_CCK), - RATETAB_ENT(BCM43xx_CCK_RATE_2MB, IEEE80211_RATE_CCK_2), - RATETAB_ENT(BCM43xx_CCK_RATE_5MB, IEEE80211_RATE_CCK_2), - RATETAB_ENT(BCM43xx_CCK_RATE_11MB, IEEE80211_RATE_CCK_2), - RATETAB_ENT(BCM43xx_OFDM_RATE_6MB, IEEE80211_RATE_OFDM), - RATETAB_ENT(BCM43xx_OFDM_RATE_9MB, IEEE80211_RATE_OFDM), - RATETAB_ENT(BCM43xx_OFDM_RATE_12MB, IEEE80211_RATE_OFDM), - RATETAB_ENT(BCM43xx_OFDM_RATE_18MB, IEEE80211_RATE_OFDM), - RATETAB_ENT(BCM43xx_OFDM_RATE_24MB, IEEE80211_RATE_OFDM), - RATETAB_ENT(BCM43xx_OFDM_RATE_36MB, IEEE80211_RATE_OFDM), - RATETAB_ENT(BCM43xx_OFDM_RATE_48MB, IEEE80211_RATE_OFDM), - RATETAB_ENT(BCM43xx_OFDM_RATE_54MB, IEEE80211_RATE_OFDM), -}; -#define bcm43xx_a_ratetable (__bcm43xx_ratetable + 4) -#define bcm43xx_a_ratetable_size 8 -#define bcm43xx_b_ratetable (__bcm43xx_ratetable + 0) -#define bcm43xx_b_ratetable_size 4 -#define bcm43xx_g_ratetable (__bcm43xx_ratetable + 0) -#define bcm43xx_g_ratetable_size 12 - -#define CHANTAB_ENT(_chanid, _freq) \ - { \ - .chan = (_chanid), \ - .freq = (_freq), \ - .val = (_chanid), \ - .flag = IEEE80211_CHAN_W_SCAN | \ - IEEE80211_CHAN_W_ACTIVE_SCAN | \ - IEEE80211_CHAN_W_IBSS, \ - .power_level = 0xFF, \ - .antenna_max = 0xFF, \ - } -static struct ieee80211_channel bcm43xx_bg_chantable[] = { - CHANTAB_ENT(1, 2412), - CHANTAB_ENT(2, 2417), - CHANTAB_ENT(3, 2422), - CHANTAB_ENT(4, 2427), - CHANTAB_ENT(5, 2432), - CHANTAB_ENT(6, 2437), - CHANTAB_ENT(7, 2442), - CHANTAB_ENT(8, 2447), - CHANTAB_ENT(9, 2452), - CHANTAB_ENT(10, 2457), - CHANTAB_ENT(11, 2462), - CHANTAB_ENT(12, 2467), - CHANTAB_ENT(13, 2472), - CHANTAB_ENT(14, 2484), -}; -#define bcm43xx_bg_chantable_size ARRAY_SIZE(bcm43xx_bg_chantable) -static struct ieee80211_channel bcm43xx_a_chantable[] = { - CHANTAB_ENT(36, 5180), - CHANTAB_ENT(40, 5200), - CHANTAB_ENT(44, 5220), - CHANTAB_ENT(48, 5240), - CHANTAB_ENT(52, 5260), - CHANTAB_ENT(56, 5280), - CHANTAB_ENT(60, 5300), - CHANTAB_ENT(64, 5320), - CHANTAB_ENT(149, 5745), - CHANTAB_ENT(153, 5765), - CHANTAB_ENT(157, 5785), - CHANTAB_ENT(161, 5805), - CHANTAB_ENT(165, 5825), -}; -#define bcm43xx_a_chantable_size ARRAY_SIZE(bcm43xx_a_chantable) - - -static void bcm43xx_wireless_core_exit(struct bcm43xx_wldev *dev); -static int bcm43xx_wireless_core_init(struct bcm43xx_wldev *dev); -static void bcm43xx_wireless_core_stop(struct bcm43xx_wldev *dev); -static int bcm43xx_wireless_core_start(struct bcm43xx_wldev *dev); - - -static void bcm43xx_ram_write(struct bcm43xx_wldev *dev, u16 offset, u32 val) -{ - u32 status; - - assert(offset % 4 == 0); - - status = bcm43xx_read32(dev, BCM43xx_MMIO_STATUS_BITFIELD); - if (status & BCM43xx_SBF_XFER_REG_BYTESWAP) - val = swab32(val); - - bcm43xx_write32(dev, BCM43xx_MMIO_RAM_CONTROL, offset); - mmiowb(); - bcm43xx_write32(dev, BCM43xx_MMIO_RAM_DATA, val); -} - -static inline -void bcm43xx_shm_control_word(struct bcm43xx_wldev *dev, - u16 routing, u16 offset) -{ - u32 control; - - /* "offset" is the WORD offset. */ - - control = routing; - control <<= 16; - control |= offset; - bcm43xx_write32(dev, BCM43xx_MMIO_SHM_CONTROL, control); -} - -u32 bcm43xx_shm_read32(struct bcm43xx_wldev *dev, - u16 routing, u16 offset) -{ - u32 ret; - - if (routing == BCM43xx_SHM_SHARED) { - assert((offset & 0x0001) == 0); - if (offset & 0x0003) { - /* Unaligned access */ - bcm43xx_shm_control_word(dev, routing, offset >> 2); - ret = bcm43xx_read16(dev, - BCM43xx_MMIO_SHM_DATA_UNALIGNED); - ret <<= 16; - bcm43xx_shm_control_word(dev, routing, (offset >> 2) + 1); - ret |= bcm43xx_read16(dev, - BCM43xx_MMIO_SHM_DATA); - - return ret; - } - offset >>= 2; - } - bcm43xx_shm_control_word(dev, routing, offset); - ret = bcm43xx_read32(dev, BCM43xx_MMIO_SHM_DATA); - - return ret; -} - -u16 bcm43xx_shm_read16(struct bcm43xx_wldev *dev, - u16 routing, u16 offset) -{ - u16 ret; - - if (routing == BCM43xx_SHM_SHARED) { - assert((offset & 0x0001) == 0); - if (offset & 0x0003) { - /* Unaligned access */ - bcm43xx_shm_control_word(dev, routing, offset >> 2); - ret = bcm43xx_read16(dev, - BCM43xx_MMIO_SHM_DATA_UNALIGNED); - - return ret; - } - offset >>= 2; - } - bcm43xx_shm_control_word(dev, routing, offset); - ret = bcm43xx_read16(dev, BCM43xx_MMIO_SHM_DATA); - - return ret; -} - -void bcm43xx_shm_write32(struct bcm43xx_wldev *dev, - u16 routing, u16 offset, - u32 value) -{ - if (routing == BCM43xx_SHM_SHARED) { - assert((offset & 0x0001) == 0); - if (offset & 0x0003) { - /* Unaligned access */ - bcm43xx_shm_control_word(dev, routing, offset >> 2); - mmiowb(); - bcm43xx_write16(dev, BCM43xx_MMIO_SHM_DATA_UNALIGNED, - (value >> 16) & 0xffff); - mmiowb(); - bcm43xx_shm_control_word(dev, routing, (offset >> 2) + 1); - mmiowb(); - bcm43xx_write16(dev, BCM43xx_MMIO_SHM_DATA, - value & 0xffff); - return; - } - offset >>= 2; - } - bcm43xx_shm_control_word(dev, routing, offset); - mmiowb(); - bcm43xx_write32(dev, BCM43xx_MMIO_SHM_DATA, value); -} - -void bcm43xx_shm_write16(struct bcm43xx_wldev *dev, - u16 routing, u16 offset, - u16 value) -{ - if (routing == BCM43xx_SHM_SHARED) { - assert((offset & 0x0001) == 0); - if (offset & 0x0003) { - /* Unaligned access */ - bcm43xx_shm_control_word(dev, routing, offset >> 2); - mmiowb(); - bcm43xx_write16(dev, BCM43xx_MMIO_SHM_DATA_UNALIGNED, - value); - return; - } - offset >>= 2; - } - bcm43xx_shm_control_word(dev, routing, offset); - mmiowb(); - bcm43xx_write16(dev, BCM43xx_MMIO_SHM_DATA, value); -} - -/* Read HostFlags */ -u32 bcm43xx_hf_read(struct bcm43xx_wldev *dev) -{ - u32 ret; - - ret = bcm43xx_shm_read16(dev, BCM43xx_SHM_SHARED, - BCM43xx_SHM_SH_HOSTFHI); - ret <<= 16; - ret |= bcm43xx_shm_read16(dev, BCM43xx_SHM_SHARED, - BCM43xx_SHM_SH_HOSTFLO); - - return ret; -} - -/* Write HostFlags */ -void bcm43xx_hf_write(struct bcm43xx_wldev *dev, u32 value) -{ - bcm43xx_shm_write16(dev, BCM43xx_SHM_SHARED, - BCM43xx_SHM_SH_HOSTFLO, - (value & 0x0000FFFF)); - bcm43xx_shm_write16(dev, BCM43xx_SHM_SHARED, - BCM43xx_SHM_SH_HOSTFHI, - ((value & 0xFFFF0000) >> 16)); -} - -void bcm43xx_tsf_read(struct bcm43xx_wldev *dev, u64 *tsf) -{ - /* We need to be careful. As we read the TSF from multiple - * registers, we should take care of register overflows. - * In theory, the whole tsf read process should be atomic. - * We try to be atomic here, by restaring the read process, - * if any of the high registers changed (overflew). - */ - if (dev->dev->id.revision >= 3) { - u32 low, high, high2; - - do { - high = bcm43xx_read32(dev, BCM43xx_MMIO_REV3PLUS_TSF_HIGH); - low = bcm43xx_read32(dev, BCM43xx_MMIO_REV3PLUS_TSF_LOW); - high2 = bcm43xx_read32(dev, BCM43xx_MMIO_REV3PLUS_TSF_HIGH); - } while (unlikely(high != high2)); - - *tsf = high; - *tsf <<= 32; - *tsf |= low; - } else { - u64 tmp; - u16 v0, v1, v2, v3; - u16 test1, test2, test3; - - do { - v3 = bcm43xx_read16(dev, BCM43xx_MMIO_TSF_3); - v2 = bcm43xx_read16(dev, BCM43xx_MMIO_TSF_2); - v1 = bcm43xx_read16(dev, BCM43xx_MMIO_TSF_1); - v0 = bcm43xx_read16(dev, BCM43xx_MMIO_TSF_0); - - test3 = bcm43xx_read16(dev, BCM43xx_MMIO_TSF_3); - test2 = bcm43xx_read16(dev, BCM43xx_MMIO_TSF_2); - test1 = bcm43xx_read16(dev, BCM43xx_MMIO_TSF_1); - } while (v3 != test3 || v2 != test2 || v1 != test1); - - *tsf = v3; - *tsf <<= 48; - tmp = v2; - tmp <<= 32; - *tsf |= tmp; - tmp = v1; - tmp <<= 16; - *tsf |= tmp; - *tsf |= v0; - } -} - -static void bcm43xx_time_lock(struct bcm43xx_wldev *dev) -{ - u32 status; - - status = bcm43xx_read32(dev, BCM43xx_MMIO_STATUS_BITFIELD); - status |= BCM43xx_SBF_TIME_UPDATE; - bcm43xx_write32(dev, BCM43xx_MMIO_STATUS_BITFIELD, status); - mmiowb(); -} - -static void bcm43xx_time_unlock(struct bcm43xx_wldev *dev) -{ - u32 status; - - status = bcm43xx_read32(dev, BCM43xx_MMIO_STATUS_BITFIELD); - status &= ~BCM43xx_SBF_TIME_UPDATE; - bcm43xx_write32(dev, BCM43xx_MMIO_STATUS_BITFIELD, status); -} - -static void bcm43xx_tsf_write_locked(struct bcm43xx_wldev *dev, u64 tsf) -{ - /* Be careful with the in-progress timer. - * First zero out the low register, so we have a full - * register-overflow duration to complete the operation. - */ - if (dev->dev->id.revision >= 3) { - u32 lo = (tsf & 0x00000000FFFFFFFFULL); - u32 hi = (tsf & 0xFFFFFFFF00000000ULL) >> 32; - - bcm43xx_write32(dev, BCM43xx_MMIO_REV3PLUS_TSF_LOW, 0); - mmiowb(); - bcm43xx_write32(dev, BCM43xx_MMIO_REV3PLUS_TSF_HIGH, hi); - mmiowb(); - bcm43xx_write32(dev, BCM43xx_MMIO_REV3PLUS_TSF_LOW, lo); - } else { - u16 v0 = (tsf & 0x000000000000FFFFULL); - u16 v1 = (tsf & 0x00000000FFFF0000ULL) >> 16; - u16 v2 = (tsf & 0x0000FFFF00000000ULL) >> 32; - u16 v3 = (tsf & 0xFFFF000000000000ULL) >> 48; - - bcm43xx_write16(dev, BCM43xx_MMIO_TSF_0, 0); - mmiowb(); - bcm43xx_write16(dev, BCM43xx_MMIO_TSF_3, v3); - mmiowb(); - bcm43xx_write16(dev, BCM43xx_MMIO_TSF_2, v2); - mmiowb(); - bcm43xx_write16(dev, BCM43xx_MMIO_TSF_1, v1); - mmiowb(); - bcm43xx_write16(dev, BCM43xx_MMIO_TSF_0, v0); - } -} - -void bcm43xx_tsf_write(struct bcm43xx_wldev *dev, u64 tsf) -{ - bcm43xx_time_lock(dev); - bcm43xx_tsf_write_locked(dev, tsf); - bcm43xx_time_unlock(dev); -} - -static -void bcm43xx_macfilter_set(struct bcm43xx_wldev *dev, - u16 offset, - const u8 *mac) -{ - static const u8 zero_addr[ETH_ALEN] = { 0 }; - u16 data; - - if (!mac) - mac = zero_addr; - - offset |= 0x0020; - bcm43xx_write16(dev, BCM43xx_MMIO_MACFILTER_CONTROL, offset); - - data = mac[0]; - data |= mac[1] << 8; - bcm43xx_write16(dev, BCM43xx_MMIO_MACFILTER_DATA, data); - data = mac[2]; - data |= mac[3] << 8; - bcm43xx_write16(dev, BCM43xx_MMIO_MACFILTER_DATA, data); - data = mac[4]; - data |= mac[5] << 8; - bcm43xx_write16(dev, BCM43xx_MMIO_MACFILTER_DATA, data); -} - -static void bcm43xx_write_mac_bssid_templates(struct bcm43xx_wldev *dev) -{ - static const u8 zero_addr[ETH_ALEN] = { 0 }; - const u8 *mac; - const u8 *bssid; - u8 mac_bssid[ETH_ALEN * 2]; - int i; - u32 tmp; - - bssid = dev->wl->bssid; - if (!bssid) - bssid = zero_addr; - mac = dev->wl->mac_addr; - if (!mac) - mac = zero_addr; - - bcm43xx_macfilter_set(dev, BCM43xx_MACFILTER_BSSID, bssid); - - memcpy(mac_bssid, mac, ETH_ALEN); - memcpy(mac_bssid + ETH_ALEN, bssid, ETH_ALEN); - - /* Write our MAC address and BSSID to template ram */ - for (i = 0; i < ARRAY_SIZE(mac_bssid); i += sizeof(u32)) { - tmp = (u32)(mac_bssid[i + 0]); - tmp |= (u32)(mac_bssid[i + 1]) << 8; - tmp |= (u32)(mac_bssid[i + 2]) << 16; - tmp |= (u32)(mac_bssid[i + 3]) << 24; - bcm43xx_ram_write(dev, 0x20 + i, tmp); - } -} - -static void bcm43xx_upload_card_macaddress(struct bcm43xx_wldev *dev, - const u8 *mac_addr) -{ - dev->wl->mac_addr = mac_addr; - bcm43xx_write_mac_bssid_templates(dev); - bcm43xx_macfilter_set(dev, BCM43xx_MACFILTER_SELF, mac_addr); -} - -static void bcm43xx_set_slot_time(struct bcm43xx_wldev *dev, u16 slot_time) -{ - /* slot_time is in usec. */ - if (dev->phy.type != BCM43xx_PHYTYPE_G) - return; - bcm43xx_write16(dev, 0x684, 510 + slot_time); - bcm43xx_shm_write16(dev, BCM43xx_SHM_SHARED, 0x0010, slot_time); -} - -static void bcm43xx_short_slot_timing_enable(struct bcm43xx_wldev *dev) -{ - bcm43xx_set_slot_time(dev, 9); - dev->short_slot = 1; -} - -static void bcm43xx_short_slot_timing_disable(struct bcm43xx_wldev *dev) -{ - bcm43xx_set_slot_time(dev, 20); - dev->short_slot = 0; -} - -/* Enable a Generic IRQ. "mask" is the mask of which IRQs to enable. - * Returns the _previously_ enabled IRQ mask. - */ -static inline u32 bcm43xx_interrupt_enable(struct bcm43xx_wldev *dev, u32 mask) -{ - u32 old_mask; - - old_mask = bcm43xx_read32(dev, BCM43xx_MMIO_GEN_IRQ_MASK); - bcm43xx_write32(dev, BCM43xx_MMIO_GEN_IRQ_MASK, old_mask | mask); - - return old_mask; -} - -/* Disable a Generic IRQ. "mask" is the mask of which IRQs to disable. - * Returns the _previously_ enabled IRQ mask. - */ -static inline u32 bcm43xx_interrupt_disable(struct bcm43xx_wldev *dev, u32 mask) -{ - u32 old_mask; - - old_mask = bcm43xx_read32(dev, BCM43xx_MMIO_GEN_IRQ_MASK); - bcm43xx_write32(dev, BCM43xx_MMIO_GEN_IRQ_MASK, old_mask & ~mask); - - return old_mask; -} - -/* Synchronize IRQ top- and bottom-half. - * IRQs must be masked before calling this. - * This must not be called with the irq_lock held. - */ -static void bcm43xx_synchronize_irq(struct bcm43xx_wldev *dev) -{ - synchronize_irq(dev->dev->irq); - tasklet_kill(&dev->isr_tasklet); -} - -/* DummyTransmission function, as documented on - * http://bcm-specs.sipsolutions.net/DummyTransmission - */ -void bcm43xx_dummy_transmission(struct bcm43xx_wldev *dev) -{ - struct bcm43xx_phy *phy = &dev->phy; - unsigned int i, max_loop; - u16 value; - u32 buffer[5] = { - 0x00000000, - 0x00D40000, - 0x00000000, - 0x01000000, - 0x00000000, - }; - - switch (phy->type) { - case BCM43xx_PHYTYPE_A: - max_loop = 0x1E; - buffer[0] = 0x000201CC; - break; - case BCM43xx_PHYTYPE_B: - case BCM43xx_PHYTYPE_G: - max_loop = 0xFA; - buffer[0] = 0x000B846E; - break; - default: - assert(0); - return; - } - - for (i = 0; i < 5; i++) - bcm43xx_ram_write(dev, i * 4, buffer[i]); - - bcm43xx_read32(dev, BCM43xx_MMIO_STATUS_BITFIELD); /* dummy read */ - - bcm43xx_write16(dev, 0x0568, 0x0000); - bcm43xx_write16(dev, 0x07C0, 0x0000); - value = ((phy->type == BCM43xx_PHYTYPE_A) ? 1 : 0); - bcm43xx_write16(dev, 0x050C, value); - bcm43xx_write16(dev, 0x0508, 0x0000); - bcm43xx_write16(dev, 0x050A, 0x0000); - bcm43xx_write16(dev, 0x054C, 0x0000); - bcm43xx_write16(dev, 0x056A, 0x0014); - bcm43xx_write16(dev, 0x0568, 0x0826); - bcm43xx_write16(dev, 0x0500, 0x0000); - bcm43xx_write16(dev, 0x0502, 0x0030); - - if (phy->radio_ver == 0x2050 && phy->radio_rev <= 0x5) - bcm43xx_radio_write16(dev, 0x0051, 0x0017); - for (i = 0x00; i < max_loop; i++) { - value = bcm43xx_read16(dev, 0x050E); - if (value & 0x0080) - break; - udelay(10); - } - for (i = 0x00; i < 0x0A; i++) { - value = bcm43xx_read16(dev, 0x050E); - if (value & 0x0400) - break; - udelay(10); - } - for (i = 0x00; i < 0x0A; i++) { - value = bcm43xx_read16(dev, 0x0690); - if (!(value & 0x0100)) - break; - udelay(10); - } - if (phy->radio_ver == 0x2050 && phy->radio_rev <= 0x5) - bcm43xx_radio_write16(dev, 0x0051, 0x0037); -} - -static void key_write(struct bcm43xx_wldev *dev, - u8 index, u8 algorithm, const u8 *key) -{ - unsigned int i; - u32 offset; - u16 value; - u16 kidx; - - /* Key index/algo block */ - kidx = bcm43xx_kidx_to_fw(dev, index); - value = ((kidx << 4) | algorithm); - bcm43xx_shm_write16(dev, BCM43xx_SHM_SHARED, - BCM43xx_SHM_SH_KEYIDXBLOCK + - (kidx * 2), value); - - /* Write the key to the Key Table Pointer offset */ - offset = dev->ktp + (index * BCM43xx_SEC_KEYSIZE); - for (i = 0; i < BCM43xx_SEC_KEYSIZE; i += 2) { - value = key[i]; - value |= (u16)(key[i + 1]) << 8; - bcm43xx_shm_write16(dev, BCM43xx_SHM_SHARED, - offset + i, value); - } -} - -static void keymac_write(struct bcm43xx_wldev *dev, - u8 index, const u8 *addr) -{ - u32 addrtmp[2]; - - assert(index >= 4 + 4); - memcpy(dev->key[index].address, addr, 6); - /* We have two default TX keys and two default RX keys. - * Physical mac 0 is mapped to physical key 8. - * So we must adjust the index here. - */ - index -= 8; - - addrtmp[0] = addr[0]; - addrtmp[0] |= ((u32)(addr[1]) << 8); - addrtmp[0] |= ((u32)(addr[2]) << 16); - addrtmp[0] |= ((u32)(addr[3]) << 24); - addrtmp[1] = addr[4]; - addrtmp[1] |= ((u32)(addr[5]) << 8); - - if (dev->dev->id.revision >= 5) { - /* Receive match transmitter address mechanism */ - bcm43xx_shm_write32(dev, BCM43xx_SHM_RCMTA, - (index * 2) + 0, addrtmp[0]); - bcm43xx_shm_write16(dev, BCM43xx_SHM_RCMTA, - (index * 2) + 1, addrtmp[1]); - } else { - /* RXE (Receive Engine) and - * PSM (Programmable State Machine) mechanism - */ - if (index < 8) { - /* TODO write to RCM 16, 19, 22 and 25 */ - TODO(); - } else { - bcm43xx_shm_write32(dev, BCM43xx_SHM_SHARED, - BCM43xx_SHM_SH_PSM + (index * 6) + 0, - addrtmp[0]); - bcm43xx_shm_write16(dev, BCM43xx_SHM_SHARED, - BCM43xx_SHM_SH_PSM + (index * 6) + 4, - addrtmp[1]); - } - } -} - -static void do_key_write(struct bcm43xx_wldev *dev, - u8 index, u8 algorithm, - const u8 *key, size_t key_len, - const u8 *mac_addr) -{ - u8 buf[BCM43xx_SEC_KEYSIZE]; - - assert(index < dev->max_nr_keys); - assert(key_len <= BCM43xx_SEC_KEYSIZE); - - memset(buf, 0, sizeof(buf)); - if (index >= 8) - keymac_write(dev, index, buf); /* First zero out mac. */ - memcpy(buf, key, key_len); - key_write(dev, index, algorithm, buf); - if (index >= 8) - keymac_write(dev, index, mac_addr); - - dev->key[index].algorithm = algorithm; -} - -static int bcm43xx_key_write(struct bcm43xx_wldev *dev, - int index, u8 algorithm, - const u8 *key, size_t key_len, - const u8 *mac_addr, - struct ieee80211_key_conf *keyconf) -{ - int i; - int sta_keys_start; - - if (key_len > BCM43xx_SEC_KEYSIZE) - return -EINVAL; - if (index < 0) { - /* Per station key with associated MAC address. - * Look if it already exists, if yes update, otherwise - * allocate a new key. - */ - if (bcm43xx_new_kidx_api(dev)) - sta_keys_start = 4; - else - sta_keys_start = 8; - for (i = sta_keys_start; i < dev->max_nr_keys; i++) { - if (compare_ether_addr(dev->key[i].address, mac_addr) == 0) { - /* found existing */ - index = i; - break; - } - } - if (index < 0) { - for (i = sta_keys_start; i < dev->max_nr_keys; i++) { - if (!dev->key[i].enabled) { - /* found empty */ - index = i; - break; - } - } - } - if (index < 0) { - dprintk(KERN_ERR PFX "Out of hw key memory\n"); - return -ENOBUFS; - } - } else - assert(index <= 3); - - do_key_write(dev, index, algorithm, key, key_len, mac_addr); - if ((index <= 3) && !bcm43xx_new_kidx_api(dev)) { - /* Default RX key */ - assert(mac_addr == NULL); - do_key_write(dev, index + 4, algorithm, key, key_len, NULL); - } - keyconf->hw_key_idx = index; - - return 0; -} - -static void bcm43xx_clear_keys(struct bcm43xx_wldev *dev) -{ - static const u8 zero[BCM43xx_SEC_KEYSIZE] = { 0 }; - unsigned int i; - - BUILD_BUG_ON(BCM43xx_SEC_KEYSIZE < ETH_ALEN); - for (i = 0; i < dev->max_nr_keys; i++) { - do_key_write(dev, i, BCM43xx_SEC_ALGO_NONE, - zero, BCM43xx_SEC_KEYSIZE, - zero); - dev->key[i].enabled = 0; - } -} - -/* Turn the Analog ON/OFF */ -static void bcm43xx_switch_analog(struct bcm43xx_wldev *dev, int on) -{ - bcm43xx_write16(dev, BCM43xx_MMIO_PHY0, on ? 0 : 0xF4); -} - -void bcm43xx_wireless_core_reset(struct bcm43xx_wldev *dev, u32 flags) -{ - u32 tmslow; - u32 macctl; - - flags |= BCM43xx_TMSLOW_PHYCLKEN; - flags |= BCM43xx_TMSLOW_PHYRESET; - ssb_device_enable(dev->dev, flags); - msleep(2); /* Wait for the PLL to turn on. */ - - /* Now take the PHY out of Reset again */ - tmslow = ssb_read32(dev->dev, SSB_TMSLOW); - tmslow |= SSB_TMSLOW_FGC; - tmslow &= ~BCM43xx_TMSLOW_PHYRESET; - ssb_write32(dev->dev, SSB_TMSLOW, tmslow); - ssb_read32(dev->dev, SSB_TMSLOW); /* flush */ - msleep(1); - tmslow &= ~SSB_TMSLOW_FGC; - ssb_write32(dev->dev, SSB_TMSLOW, tmslow); - ssb_read32(dev->dev, SSB_TMSLOW); /* flush */ - msleep(1); - - /* Turn Analog ON */ - bcm43xx_switch_analog(dev, 1); - - macctl = bcm43xx_read32(dev, BCM43xx_MMIO_MACCTL); - macctl &= ~BCM43xx_MACCTL_GMODE; - if (flags & BCM43xx_TMSLOW_GMODE) - macctl |= BCM43xx_MACCTL_GMODE; - macctl |= BCM43xx_MACCTL_IHR_ENABLED; - bcm43xx_write32(dev, BCM43xx_MMIO_MACCTL, macctl); -} - -static void handle_irq_transmit_status(struct bcm43xx_wldev *dev) -{ - u32 v0, v1; - u16 tmp; - struct bcm43xx_txstatus stat; - - while (1) { - v0 = bcm43xx_read32(dev, BCM43xx_MMIO_XMITSTAT_0); - if (!(v0 & 0x00000001)) - break; - v1 = bcm43xx_read32(dev, BCM43xx_MMIO_XMITSTAT_1); - - stat.cookie = (v0 >> 16); - stat.seq = (v1 & 0x0000FFFF); - stat.phy_stat = ((v1 & 0x00FF0000) >> 16); - tmp = (v0 & 0x0000FFFF); - stat.frame_count = ((tmp & 0xF000) >> 12); - stat.rts_count = ((tmp & 0x0F00) >> 8); - stat.supp_reason = ((tmp & 0x001C) >> 2); - stat.pm_indicated = !!(tmp & 0x0080); - stat.intermediate = !!(tmp & 0x0040); - stat.for_ampdu = !!(tmp & 0x0020); - stat.acked = !!(tmp & 0x0002); - - bcm43xx_handle_txstatus(dev, &stat); - } -} - -static void drain_txstatus_queue(struct bcm43xx_wldev *dev) -{ - u32 dummy; - - if (dev->dev->id.revision < 5) - return; - /* Read all entries from the microcode TXstatus FIFO - * and throw them away. - */ - while (1) { - dummy = bcm43xx_read32(dev, BCM43xx_MMIO_XMITSTAT_0); - if (!(dummy & 0x00000001)) - break; - dummy = bcm43xx_read32(dev, BCM43xx_MMIO_XMITSTAT_1); - } -} - -static u32 bcm43xx_jssi_read(struct bcm43xx_wldev *dev) -{ - u32 val = 0; - - val = bcm43xx_shm_read16(dev, BCM43xx_SHM_SHARED, 0x08A); - val <<= 16; - val |= bcm43xx_shm_read16(dev, BCM43xx_SHM_SHARED, 0x088); - - return val; -} - -static void bcm43xx_jssi_write(struct bcm43xx_wldev *dev, u32 jssi) -{ - bcm43xx_shm_write16(dev, BCM43xx_SHM_SHARED, 0x088, - (jssi & 0x0000FFFF)); - bcm43xx_shm_write16(dev, BCM43xx_SHM_SHARED, 0x08A, - (jssi & 0xFFFF0000) >> 16); -} - -static void bcm43xx_generate_noise_sample(struct bcm43xx_wldev *dev) -{ - bcm43xx_jssi_write(dev, 0x7F7F7F7F); - bcm43xx_write32(dev, BCM43xx_MMIO_STATUS2_BITFIELD, - bcm43xx_read32(dev, BCM43xx_MMIO_STATUS2_BITFIELD) - | (1 << 4)); - assert(dev->noisecalc.channel_at_start == dev->phy.channel); -} - -static void bcm43xx_calculate_link_quality(struct bcm43xx_wldev *dev) -{ - /* Top half of Link Quality calculation. */ - - if (dev->noisecalc.calculation_running) - return; - dev->noisecalc.channel_at_start = dev->phy.channel; - dev->noisecalc.calculation_running = 1; - dev->noisecalc.nr_samples = 0; - - bcm43xx_generate_noise_sample(dev); -} - -static void handle_irq_noise(struct bcm43xx_wldev *dev) -{ - struct bcm43xx_phy *phy = &dev->phy; - u16 tmp; - u8 noise[4]; - u8 i, j; - s32 average; - - /* Bottom half of Link Quality calculation. */ - - assert(dev->noisecalc.calculation_running); - if (dev->noisecalc.channel_at_start != phy->channel) - goto drop_calculation; - *((u32 *)noise) = cpu_to_le32(bcm43xx_jssi_read(dev)); - if (noise[0] == 0x7F || noise[1] == 0x7F || - noise[2] == 0x7F || noise[3] == 0x7F) - goto generate_new; - - /* Get the noise samples. */ - assert(dev->noisecalc.nr_samples < 8); - i = dev->noisecalc.nr_samples; - noise[0] = limit_value(noise[0], 0, ARRAY_SIZE(phy->nrssi_lt) - 1); - noise[1] = limit_value(noise[1], 0, ARRAY_SIZE(phy->nrssi_lt) - 1); - noise[2] = limit_value(noise[2], 0, ARRAY_SIZE(phy->nrssi_lt) - 1); - noise[3] = limit_value(noise[3], 0, ARRAY_SIZE(phy->nrssi_lt) - 1); - dev->noisecalc.samples[i][0] = phy->nrssi_lt[noise[0]]; - dev->noisecalc.samples[i][1] = phy->nrssi_lt[noise[1]]; - dev->noisecalc.samples[i][2] = phy->nrssi_lt[noise[2]]; - dev->noisecalc.samples[i][3] = phy->nrssi_lt[noise[3]]; - dev->noisecalc.nr_samples++; - if (dev->noisecalc.nr_samples == 8) { - /* Calculate the Link Quality by the noise samples. */ - average = 0; - for (i = 0; i < 8; i++) { - for (j = 0; j < 4; j++) - average += dev->noisecalc.samples[i][j]; - } - average /= (8 * 4); - average *= 125; - average += 64; - average /= 128; - tmp = bcm43xx_shm_read16(dev, BCM43xx_SHM_SHARED, 0x40C); - tmp = (tmp / 128) & 0x1F; - if (tmp >= 8) - average += 2; - else - average -= 25; - if (tmp == 8) - average -= 72; - else - average -= 48; - - dev->stats.link_noise = average; -drop_calculation: - dev->noisecalc.calculation_running = 0; - return; - } -generate_new: - bcm43xx_generate_noise_sample(dev); -} - -static void handle_irq_tbtt_indication(struct bcm43xx_wldev *dev) -{ - if (bcm43xx_is_mode(dev->wl, IEEE80211_IF_TYPE_AP)) { - ///TODO: PS TBTT - } else { - if (1/*FIXME: the last PSpoll frame was sent successfully */) - bcm43xx_power_saving_ctl_bits(dev, -1, -1); - } - dev->reg124_set_0x4 = 0; - if (bcm43xx_is_mode(dev->wl, IEEE80211_IF_TYPE_IBSS)) - dev->reg124_set_0x4 = 1; -} - -static void handle_irq_atim_end(struct bcm43xx_wldev *dev) -{ - if (!dev->reg124_set_0x4 /*FIXME rename this variable*/) - return; - bcm43xx_write32(dev, BCM43xx_MMIO_STATUS2_BITFIELD, - bcm43xx_read32(dev, BCM43xx_MMIO_STATUS2_BITFIELD) - | 0x4); -} - -static void handle_irq_pmq(struct bcm43xx_wldev *dev) -{ - u32 tmp; - - //TODO: AP mode. - - while (1) { - tmp = bcm43xx_read32(dev, BCM43xx_MMIO_PS_STATUS); - if (!(tmp & 0x00000008)) - break; - } - /* 16bit write is odd, but correct. */ - bcm43xx_write16(dev, BCM43xx_MMIO_PS_STATUS, 0x0002); -} - -static void bcm43xx_write_template_common(struct bcm43xx_wldev *dev, - const u8* data, u16 size, - u16 ram_offset, - u16 shm_size_offset, u8 rate) -{ - u32 i, tmp; - struct bcm43xx_plcp_hdr4 plcp; - - plcp.data = 0; - bcm43xx_generate_plcp_hdr(&plcp, size + FCS_LEN, rate); - bcm43xx_ram_write(dev, ram_offset, le32_to_cpu(plcp.data)); - ram_offset += sizeof(u32); - /* The PLCP is 6 bytes long, but we only wrote 4 bytes, yet. - * So leave the first two bytes of the next write blank. - */ - tmp = (u32)(data[0]) << 16; - tmp |= (u32)(data[1]) << 24; - bcm43xx_ram_write(dev, ram_offset, tmp); - ram_offset += sizeof(u32); - for (i = 2; i < size; i += sizeof(u32)) { - tmp = (u32)(data[i + 0]); - if (i + 1 < size) - tmp |= (u32)(data[i + 1]) << 8; - if (i + 2 < size) - tmp |= (u32)(data[i + 2]) << 16; - if (i + 3 < size) - tmp |= (u32)(data[i + 3]) << 24; - bcm43xx_ram_write(dev, ram_offset + i - 2, tmp); - } - bcm43xx_shm_write16(dev, BCM43xx_SHM_SHARED, shm_size_offset, - size + sizeof(struct bcm43xx_plcp_hdr6)); -} - -static void bcm43xx_write_beacon_template(struct bcm43xx_wldev *dev, - u16 ram_offset, - u16 shm_size_offset, u8 rate) -{ - int len; - const u8 *data; - - assert(dev->cached_beacon); - len = min((size_t)dev->cached_beacon->len, - 0x200 - sizeof(struct bcm43xx_plcp_hdr6)); - data = (const u8 *)(dev->cached_beacon->data); - bcm43xx_write_template_common(dev, data, - len, ram_offset, - shm_size_offset, rate); -} - -static void bcm43xx_write_probe_resp_plcp(struct bcm43xx_wldev *dev, - u16 shm_offset, u16 size, u8 rate) -{ - struct bcm43xx_plcp_hdr4 plcp; - u32 tmp; - __le16 dur; - - plcp.data = 0; - bcm43xx_generate_plcp_hdr(&plcp, size + FCS_LEN, rate); - dur = ieee80211_generic_frame_duration(dev->wl->hw, - size, - BCM43xx_RATE_TO_BASE100KBPS(rate)); - /* Write PLCP in two parts and timing for packet transfer */ - tmp = le32_to_cpu(plcp.data); - bcm43xx_shm_write16(dev, BCM43xx_SHM_SHARED, shm_offset, - tmp & 0xFFFF); - bcm43xx_shm_write16(dev, BCM43xx_SHM_SHARED, shm_offset + 2, - tmp >> 16); - bcm43xx_shm_write16(dev, BCM43xx_SHM_SHARED, shm_offset + 6, - le16_to_cpu(dur)); -} - -/* Instead of using custom probe response template, this function - * just patches custom beacon template by: - * 1) Changing packet type - * 2) Patching duration field - * 3) Stripping TIM - */ -static u8 * bcm43xx_generate_probe_resp(struct bcm43xx_wldev *dev, - u16* dest_size, u8 rate) -{ - const u8 *src_data; - u8 *dest_data; - u16 src_size, elem_size, src_pos, dest_pos; - __le16 dur; - struct ieee80211_hdr *hdr; - - assert(dev->cached_beacon); - src_size = dev->cached_beacon->len; - src_data = (const u8*)dev->cached_beacon->data; - - if (unlikely(src_size < 0x24)) { - dprintk(KERN_ERR PFX "bcm43xx_generate_probe_resp: " - "invalid beacon\n"); - return NULL; - } - - dest_data = kmalloc(src_size, GFP_ATOMIC); - if (unlikely(!dest_data)) - return NULL; - - /* 0x24 is offset of first variable-len Information-Element - * in beacon frame. - */ - memcpy(dest_data, src_data, 0x24); - src_pos = dest_pos = 0x24; - for ( ; src_pos < src_size - 2; src_pos += elem_size) { - elem_size = src_data[src_pos + 1] + 2; - if (src_data[src_pos] != 0x05) { /* TIM */ - memcpy(dest_data + dest_pos, src_data + src_pos, - elem_size); - dest_pos += elem_size; - } - } - *dest_size = dest_pos; - hdr = (struct ieee80211_hdr *)dest_data; - - /* Set the frame control. */ - hdr->frame_control = cpu_to_le16(IEEE80211_FTYPE_MGMT | - IEEE80211_STYPE_PROBE_RESP); - dur = ieee80211_generic_frame_duration(dev->wl->hw, - *dest_size, - BCM43xx_RATE_TO_BASE100KBPS(rate)); - hdr->duration_id = dur; - - return dest_data; -} - -static void bcm43xx_write_probe_resp_template(struct bcm43xx_wldev *dev, - u16 ram_offset, - u16 shm_size_offset, u8 rate) -{ - u8* probe_resp_data; - u16 size; - - assert(dev->cached_beacon); - size = dev->cached_beacon->len; - probe_resp_data = bcm43xx_generate_probe_resp(dev, &size, rate); - if (unlikely(!probe_resp_data)) - return; - - /* Looks like PLCP headers plus packet timings are stored for - * all possible basic rates - */ - bcm43xx_write_probe_resp_plcp(dev, 0x31A, size, - BCM43xx_CCK_RATE_1MB); - bcm43xx_write_probe_resp_plcp(dev, 0x32C, size, - BCM43xx_CCK_RATE_2MB); - bcm43xx_write_probe_resp_plcp(dev, 0x33E, size, - BCM43xx_CCK_RATE_5MB); - bcm43xx_write_probe_resp_plcp(dev, 0x350, size, - BCM43xx_CCK_RATE_11MB); - - size = min((size_t)size, - 0x200 - sizeof(struct bcm43xx_plcp_hdr6)); - bcm43xx_write_template_common(dev, probe_resp_data, - size, ram_offset, - shm_size_offset, rate); - kfree(probe_resp_data); -} - -static int bcm43xx_refresh_cached_beacon(struct bcm43xx_wldev *dev, - struct sk_buff *beacon) -{ - if (dev->cached_beacon) - kfree_skb(dev->cached_beacon); - dev->cached_beacon = beacon; - - return 0; -} - -static void bcm43xx_update_templates(struct bcm43xx_wldev *dev) -{ - u32 status; - - assert(dev->cached_beacon); - - bcm43xx_write_beacon_template(dev, 0x68, 0x18, - BCM43xx_CCK_RATE_1MB); - bcm43xx_write_beacon_template(dev, 0x468, 0x1A, - BCM43xx_CCK_RATE_1MB); - bcm43xx_write_probe_resp_template(dev, 0x268, 0x4A, - BCM43xx_CCK_RATE_11MB); - - status = bcm43xx_read32(dev, BCM43xx_MMIO_STATUS2_BITFIELD); - status |= 0x03; - bcm43xx_write32(dev, BCM43xx_MMIO_STATUS2_BITFIELD, status); -} - -static void bcm43xx_refresh_templates(struct bcm43xx_wldev *dev, - struct sk_buff *beacon) -{ - int err; - - err = bcm43xx_refresh_cached_beacon(dev, beacon); - if (unlikely(err)) - return; - bcm43xx_update_templates(dev); -} - -static void bcm43xx_set_ssid(struct bcm43xx_wldev *dev, - const u8 *ssid, u8 ssid_len) -{ - u32 tmp; - u16 i, len; - - len = min((u16)ssid_len, (u16)0x100); - for (i = 0; i < len; i += sizeof(u32)) { - tmp = (u32)(ssid[i + 0]); - if (i + 1 < len) - tmp |= (u32)(ssid[i + 1]) << 8; - if (i + 2 < len) - tmp |= (u32)(ssid[i + 2]) << 16; - if (i + 3 < len) - tmp |= (u32)(ssid[i + 3]) << 24; - bcm43xx_shm_write32(dev, BCM43xx_SHM_SHARED, - 0x380 + i, tmp); - } - bcm43xx_shm_write16(dev, BCM43xx_SHM_SHARED, - 0x48, len); -} - -static void bcm43xx_set_beacon_int(struct bcm43xx_wldev *dev, u16 beacon_int) -{ - bcm43xx_time_lock(dev); - if (dev->dev->id.revision >= 3) { - bcm43xx_write32(dev, 0x188, (beacon_int << 16)); - } else { - bcm43xx_write16(dev, 0x606, (beacon_int >> 6)); - bcm43xx_write16(dev, 0x610, beacon_int); - } - bcm43xx_time_unlock(dev); -} - -static void handle_irq_beacon(struct bcm43xx_wldev *dev) -{ - u32 status; - - if (!bcm43xx_is_mode(dev->wl, IEEE80211_IF_TYPE_AP)) - return; - - dev->irq_savedstate &= ~BCM43xx_IRQ_BEACON; - status = bcm43xx_read32(dev, BCM43xx_MMIO_STATUS2_BITFIELD); - - if (!dev->cached_beacon || ((status & 0x1) && (status & 0x2))) { - /* ACK beacon IRQ. */ - bcm43xx_write32(dev, BCM43xx_MMIO_GEN_IRQ_REASON, - BCM43xx_IRQ_BEACON); - dev->irq_savedstate |= BCM43xx_IRQ_BEACON; - if (dev->cached_beacon) - kfree_skb(dev->cached_beacon); - dev->cached_beacon = NULL; - return; - } - if (!(status & 0x1)) { - bcm43xx_write_beacon_template(dev, 0x68, 0x18, - BCM43xx_CCK_RATE_1MB); - status |= 0x1; - bcm43xx_write32(dev, BCM43xx_MMIO_STATUS2_BITFIELD, - status); - } - if (!(status & 0x2)) { - bcm43xx_write_beacon_template(dev, 0x468, 0x1A, - BCM43xx_CCK_RATE_1MB); - status |= 0x2; - bcm43xx_write32(dev, BCM43xx_MMIO_STATUS2_BITFIELD, - status); - } -} - -static void handle_irq_ucode_debug(struct bcm43xx_wldev *dev) -{ - //TODO -} - -/* Interrupt handler bottom-half */ -static void bcm43xx_interrupt_tasklet(struct bcm43xx_wldev *dev) -{ - u32 reason; - u32 dma_reason[ARRAY_SIZE(dev->dma_reason)]; - u32 merged_dma_reason = 0; - int i, activity = 0; - unsigned long flags; - - spin_lock_irqsave(&dev->wl->irq_lock, flags); - - assert(bcm43xx_status(dev) == BCM43xx_STAT_INITIALIZED); - assert(dev->started); - - reason = dev->irq_reason; - for (i = 0; i < ARRAY_SIZE(dma_reason); i++) { - dma_reason[i] = dev->dma_reason[i]; - merged_dma_reason |= dma_reason[i]; - } - - if (unlikely(reason & BCM43xx_IRQ_MAC_TXERR)) - printkl(KERN_ERR PFX "MAC transmission error\n"); - - if (unlikely(reason & BCM43xx_IRQ_PHY_TXERR)) - printkl(KERN_ERR PFX "PHY transmission error\n"); - - if (unlikely(merged_dma_reason & (BCM43xx_DMAIRQ_FATALMASK | - BCM43xx_DMAIRQ_NONFATALMASK))) { - if (merged_dma_reason & BCM43xx_DMAIRQ_FATALMASK) { - printkl(KERN_ERR PFX "FATAL ERROR: Fatal DMA error: " - "0x%08X, 0x%08X, 0x%08X, " - "0x%08X, 0x%08X, 0x%08X\n", - dma_reason[0], dma_reason[1], - dma_reason[2], dma_reason[3], - dma_reason[4], dma_reason[5]); - bcm43xx_controller_restart(dev, "DMA error"); - mmiowb(); - spin_unlock_irqrestore(&dev->wl->irq_lock, flags); - return; - } - if (merged_dma_reason & BCM43xx_DMAIRQ_NONFATALMASK) { - printkl(KERN_ERR PFX "DMA error: " - "0x%08X, 0x%08X, 0x%08X, " - "0x%08X, 0x%08X, 0x%08X\n", - dma_reason[0], dma_reason[1], - dma_reason[2], dma_reason[3], - dma_reason[4], dma_reason[5]); - } - } - - if (unlikely(reason & BCM43xx_IRQ_UCODE_DEBUG)) - handle_irq_ucode_debug(dev); - if (reason & BCM43xx_IRQ_TBTT_INDI) - handle_irq_tbtt_indication(dev); - if (reason & BCM43xx_IRQ_ATIM_END) - handle_irq_atim_end(dev); - if (reason & BCM43xx_IRQ_BEACON) - handle_irq_beacon(dev); - if (reason & BCM43xx_IRQ_PMQ) - handle_irq_pmq(dev); - if (reason & BCM43xx_IRQ_TXFIFO_FLUSH_OK) - ;/*TODO*/ - if (reason & BCM43xx_IRQ_NOISESAMPLE_OK) - handle_irq_noise(dev); - - /* Check the DMA reason registers for received data. */ - if (dma_reason[0] & BCM43xx_DMAIRQ_RX_DONE) { - if (bcm43xx_using_pio(dev)) - bcm43xx_pio_rx(dev->pio.queue0); - else - bcm43xx_dma_rx(dev->dma.rx_ring0); - /* We intentionally don't set "activity" to 1, here. */ - } - assert(!(dma_reason[1] & BCM43xx_DMAIRQ_RX_DONE)); - assert(!(dma_reason[2] & BCM43xx_DMAIRQ_RX_DONE)); - if (dma_reason[3] & BCM43xx_DMAIRQ_RX_DONE) { - if (bcm43xx_using_pio(dev)) - bcm43xx_pio_rx(dev->pio.queue3); - else - bcm43xx_dma_rx(dev->dma.rx_ring3); - activity = 1; - } - assert(!(dma_reason[4] & BCM43xx_DMAIRQ_RX_DONE)); - assert(!(dma_reason[5] & BCM43xx_DMAIRQ_RX_DONE)); - - if (reason & BCM43xx_IRQ_TX_OK) { - handle_irq_transmit_status(dev); - activity = 1; - //TODO: In AP mode, this also causes sending of powersave responses. - } - - if (!modparam_noleds) - bcm43xx_leds_update(dev, activity); - bcm43xx_interrupt_enable(dev, dev->irq_savedstate); - mmiowb(); - spin_unlock_irqrestore(&dev->wl->irq_lock, flags); -} - -static void pio_irq_workaround(struct bcm43xx_wldev *dev, - u16 base, int queueidx) -{ - u16 rxctl; - - rxctl = bcm43xx_read16(dev, base + BCM43xx_PIO_RXCTL); - if (rxctl & BCM43xx_PIO_RXCTL_DATAAVAILABLE) - dev->dma_reason[queueidx] |= BCM43xx_DMAIRQ_RX_DONE; - else - dev->dma_reason[queueidx] &= ~BCM43xx_DMAIRQ_RX_DONE; -} - -static void bcm43xx_interrupt_ack(struct bcm43xx_wldev *dev, u32 reason) -{ - if (bcm43xx_using_pio(dev) && - (dev->dev->id.revision < 3) && - (!(reason & BCM43xx_IRQ_PIO_WORKAROUND))) { - /* Apply a PIO specific workaround to the dma_reasons */ - pio_irq_workaround(dev, BCM43xx_MMIO_PIO1_BASE, 0); - pio_irq_workaround(dev, BCM43xx_MMIO_PIO2_BASE, 1); - pio_irq_workaround(dev, BCM43xx_MMIO_PIO3_BASE, 2); - pio_irq_workaround(dev, BCM43xx_MMIO_PIO4_BASE, 3); - } - - bcm43xx_write32(dev, BCM43xx_MMIO_GEN_IRQ_REASON, reason); - - bcm43xx_write32(dev, BCM43xx_MMIO_DMA0_REASON, - dev->dma_reason[0]); - bcm43xx_write32(dev, BCM43xx_MMIO_DMA1_REASON, - dev->dma_reason[1]); - bcm43xx_write32(dev, BCM43xx_MMIO_DMA2_REASON, - dev->dma_reason[2]); - bcm43xx_write32(dev, BCM43xx_MMIO_DMA3_REASON, - dev->dma_reason[3]); - bcm43xx_write32(dev, BCM43xx_MMIO_DMA4_REASON, - dev->dma_reason[4]); - bcm43xx_write32(dev, BCM43xx_MMIO_DMA5_REASON, - dev->dma_reason[5]); -} - -/* Interrupt handler top-half */ -static irqreturn_t bcm43xx_interrupt_handler(int irq, void *dev_id) -{ - irqreturn_t ret = IRQ_HANDLED; - struct bcm43xx_wldev *dev = dev_id; - u32 reason; - - if (!dev) - return IRQ_NONE; - - spin_lock(&dev->wl->irq_lock); - - reason = bcm43xx_read32(dev, BCM43xx_MMIO_GEN_IRQ_REASON); - if (reason == 0xffffffff) { - /* irq not for us (shared irq) */ - ret = IRQ_NONE; - goto out; - } - reason &= bcm43xx_read32(dev, BCM43xx_MMIO_GEN_IRQ_MASK); - if (!reason) - goto out; - - assert(bcm43xx_status(dev) == BCM43xx_STAT_INITIALIZED); - assert(dev->started); - - dev->dma_reason[0] = bcm43xx_read32(dev, BCM43xx_MMIO_DMA0_REASON) - & 0x0001DC00; - dev->dma_reason[1] = bcm43xx_read32(dev, BCM43xx_MMIO_DMA1_REASON) - & 0x0000DC00; - dev->dma_reason[2] = bcm43xx_read32(dev, BCM43xx_MMIO_DMA2_REASON) - & 0x0000DC00; - dev->dma_reason[3] = bcm43xx_read32(dev, BCM43xx_MMIO_DMA3_REASON) - & 0x0001DC00; - dev->dma_reason[4] = bcm43xx_read32(dev, BCM43xx_MMIO_DMA4_REASON) - & 0x0000DC00; - dev->dma_reason[5] = bcm43xx_read32(dev, BCM43xx_MMIO_DMA5_REASON) - & 0x0000DC00; - - bcm43xx_interrupt_ack(dev, reason); - /* disable all IRQs. They are enabled again in the bottom half. */ - dev->irq_savedstate = bcm43xx_interrupt_disable(dev, BCM43xx_IRQ_ALL); - /* save the reason code and call our bottom half. */ - dev->irq_reason = reason; - tasklet_schedule(&dev->isr_tasklet); -out: - mmiowb(); - spin_unlock(&dev->wl->irq_lock); - - return ret; -} - -static void bcm43xx_release_firmware(struct bcm43xx_wldev *dev) -{ - release_firmware(dev->fw.ucode); - dev->fw.ucode = NULL; - release_firmware(dev->fw.pcm); - dev->fw.pcm = NULL; - release_firmware(dev->fw.initvals0); - dev->fw.initvals0 = NULL; - release_firmware(dev->fw.initvals1); - dev->fw.initvals1 = NULL; -} - -static int bcm43xx_request_firmware(struct bcm43xx_wldev *dev) -{ - u8 rev = dev->dev->id.revision; - int err = 0; - int nr; - char buf[22 + sizeof(modparam_fwpostfix) - 1] = { 0 }; - - if (!dev->fw.ucode) { - snprintf(buf, ARRAY_SIZE(buf), "bcm43xx_microcode%d%s.fw", - (rev >= 5 ? 5 : rev), - modparam_fwpostfix); - err = request_firmware(&dev->fw.ucode, buf, dev->dev->dev); - if (err) { - printk(KERN_ERR PFX - "Error: Microcode \"%s\" not available or load failed.\n", - buf); - goto error; - } - } - - if (!dev->fw.pcm) { - snprintf(buf, ARRAY_SIZE(buf), - "bcm43xx_pcm%d%s.fw", - (rev < 5 ? 4 : 5), - modparam_fwpostfix); - err = request_firmware(&dev->fw.pcm, buf, dev->dev->dev); - if (err) { - printk(KERN_ERR PFX - "Error: PCM \"%s\" not available or load failed.\n", - buf); - goto error; - } - } - - if (!dev->fw.initvals0) { - if (rev == 2 || rev == 4) { - switch (dev->phy.type) { - case BCM43xx_PHYTYPE_A: - nr = 3; - break; - case BCM43xx_PHYTYPE_B: - case BCM43xx_PHYTYPE_G: - nr = 1; - break; - default: - goto err_noinitval; - } - - } else if (rev >= 5) { - switch (dev->phy.type) { - case BCM43xx_PHYTYPE_A: - nr = 7; - break; - case BCM43xx_PHYTYPE_B: - case BCM43xx_PHYTYPE_G: - nr = 5; - break; - default: - goto err_noinitval; - } - } else - goto err_noinitval; - snprintf(buf, ARRAY_SIZE(buf), "bcm43xx_initval%02d%s.fw", - nr, modparam_fwpostfix); - - err = request_firmware(&dev->fw.initvals0, buf, dev->dev->dev); - if (err) { - printk(KERN_ERR PFX - "Error: InitVals \"%s\" not available or load failed.\n", - buf); - goto error; - } - if (dev->fw.initvals0->size % sizeof(struct bcm43xx_initval)) { - printk(KERN_ERR PFX "InitVals fileformat error.\n"); - goto error; - } - } - - if (!dev->fw.initvals1) { - if (rev >= 5) { - u32 sbtmstatehigh; - - switch (dev->phy.type) { - case BCM43xx_PHYTYPE_A: - sbtmstatehigh = ssb_read32(dev->dev, SSB_TMSHIGH); - if (sbtmstatehigh & 0x00010000) - nr = 9; - else - nr = 10; - break; - case BCM43xx_PHYTYPE_B: - case BCM43xx_PHYTYPE_G: - nr = 6; - break; - default: - goto err_noinitval; - } - snprintf(buf, ARRAY_SIZE(buf), "bcm43xx_initval%02d%s.fw", - nr, modparam_fwpostfix); - - err = request_firmware(&dev->fw.initvals1, buf, dev->dev->dev); - if (err) { - printk(KERN_ERR PFX - "Error: InitVals \"%s\" not available or load failed.\n", - buf); - goto error; - } - if (dev->fw.initvals1->size % sizeof(struct bcm43xx_initval)) { - printk(KERN_ERR PFX "InitVals fileformat error.\n"); - goto error; - } - } - } - -out: - return err; -error: - bcm43xx_release_firmware(dev); - goto out; -err_noinitval: - printk(KERN_ERR PFX "Error: No InitVals available!\n"); - err = -ENOENT; - goto error; -} - -static int bcm43xx_upload_microcode(struct bcm43xx_wldev *dev) -{ - const __be32 *data; - unsigned int i, len; - u16 fwrev, fwpatch, fwdate, fwtime; - u32 tmp; - int err = 0; - - /* Upload Microcode. */ - data = (__be32 *)(dev->fw.ucode->data); - len = dev->fw.ucode->size / sizeof(__be32); - bcm43xx_shm_control_word(dev, - BCM43xx_SHM_UCODE | BCM43xx_SHM_AUTOINC_W, - 0x0000); - for (i = 0; i < len; i++) { - bcm43xx_write32(dev, BCM43xx_MMIO_SHM_DATA, - be32_to_cpu(data[i])); - udelay(10); - } - - /* Upload PCM data. */ - data = (__be32 *)(dev->fw.pcm->data); - len = dev->fw.pcm->size / sizeof(__be32); - bcm43xx_shm_control_word(dev, BCM43xx_SHM_HW, 0x01EA); - bcm43xx_write32(dev, BCM43xx_MMIO_SHM_DATA, 0x00004000); - /* No need for autoinc bit in SHM_HW */ - bcm43xx_shm_control_word(dev, BCM43xx_SHM_HW, 0x01EB); - for (i = 0; i < len; i++) { - bcm43xx_write32(dev, BCM43xx_MMIO_SHM_DATA, - be32_to_cpu(data[i])); - udelay(10); - } - - bcm43xx_write32(dev, BCM43xx_MMIO_GEN_IRQ_REASON, BCM43xx_IRQ_ALL); - bcm43xx_write32(dev, BCM43xx_MMIO_STATUS_BITFIELD, 0x00020402); - - /* Wait for the microcode to load and respond */ - i = 0; - while (1) { - tmp = bcm43xx_read32(dev, BCM43xx_MMIO_GEN_IRQ_REASON); - if (tmp == BCM43xx_IRQ_MAC_SUSPENDED) - break; - i++; - if (i >= BCM43xx_IRQWAIT_MAX_RETRIES) { - printk(KERN_ERR PFX "Microcode not responding\n"); - err = -ENODEV; - goto out; - } - udelay(10); - } - bcm43xx_read32(dev, BCM43xx_MMIO_GEN_IRQ_REASON); /* dummy read */ - - /* Get and check the revisions. */ - fwrev = bcm43xx_shm_read16(dev, BCM43xx_SHM_SHARED, - BCM43xx_SHM_SH_UCODEREV); - fwpatch = bcm43xx_shm_read16(dev, BCM43xx_SHM_SHARED, - BCM43xx_SHM_SH_UCODEPATCH); - fwdate = bcm43xx_shm_read16(dev, BCM43xx_SHM_SHARED, - BCM43xx_SHM_SH_UCODEDATE); - fwtime = bcm43xx_shm_read16(dev, BCM43xx_SHM_SHARED, - BCM43xx_SHM_SH_UCODETIME); - - if (fwrev <= 0x128) { - printk(KERN_ERR PFX "YOUR FIRMWARE IS TOO OLD. Firmware from " - "binary drivers older than version 4.x is unsupported. " - "You must upgrade your firmware files.\n"); - bcm43xx_write32(dev, BCM43xx_MMIO_STATUS_BITFIELD, 0); - err = -EOPNOTSUPP; - goto out; - } - printk(KERN_DEBUG PFX "Loading firmware version %u.%u " - "(20%.2i-%.2i-%.2i %.2i:%.2i:%.2i)\n", - fwrev, fwpatch, - (fwdate >> 12) & 0xF, (fwdate >> 8) & 0xF, fwdate & 0xFF, - (fwtime >> 11) & 0x1F, (fwtime >> 5) & 0x3F, fwtime & 0x1F); - - dev->fw.rev = fwrev; - dev->fw.patch = fwpatch; - -out: - return err; -} - -static int bcm43xx_write_initvals(struct bcm43xx_wldev *dev, - const struct bcm43xx_initval *data, - const unsigned int len) -{ - u16 offset, size; - u32 value; - unsigned int i; - - for (i = 0; i < len; i++) { - offset = be16_to_cpu(data[i].offset); - size = be16_to_cpu(data[i].size); - value = be32_to_cpu(data[i].value); - - if (unlikely(offset >= 0x1000)) - goto err_format; - if (size == 2) { - if (unlikely(value & 0xFFFF0000)) - goto err_format; - bcm43xx_write16(dev, offset, (u16)value); - } else if (size == 4) { - bcm43xx_write32(dev, offset, value); - } else - goto err_format; - } - - return 0; - -err_format: - printk(KERN_ERR PFX "InitVals (bcm43xx_initvalXX.fw) file-format error. " - "Please fix your bcm43xx firmware files.\n"); - return -EPROTO; -} - -static int bcm43xx_upload_initvals(struct bcm43xx_wldev *dev) -{ - int err; - - err = bcm43xx_write_initvals(dev, (struct bcm43xx_initval *)dev->fw.initvals0->data, - dev->fw.initvals0->size / sizeof(struct bcm43xx_initval)); - if (err) - goto out; - if (dev->fw.initvals1) { - err = bcm43xx_write_initvals(dev, (struct bcm43xx_initval *)dev->fw.initvals1->data, - dev->fw.initvals1->size / sizeof(struct bcm43xx_initval)); - if (err) - goto out; - } -out: - return err; -} - -/* Initialize the GPIOs - * http://bcm-specs.sipsolutions.net/GPIO - */ -static int bcm43xx_gpio_init(struct bcm43xx_wldev *dev) -{ - struct ssb_bus *bus = dev->dev->bus; - struct ssb_device *gpiodev, *pcidev = NULL; - u32 mask, set; - - bcm43xx_write32(dev, BCM43xx_MMIO_STATUS_BITFIELD, - bcm43xx_read32(dev, BCM43xx_MMIO_STATUS_BITFIELD) - & 0xFFFF3FFF); - - bcm43xx_leds_switch_all(dev, 0); - bcm43xx_write16(dev, BCM43xx_MMIO_GPIO_MASK, - bcm43xx_read16(dev, BCM43xx_MMIO_GPIO_MASK) - | 0x000F); - - mask = 0x0000001F; - set = 0x0000000F; - if (dev->dev->bus->chip_id == 0x4301) { - mask |= 0x0060; - set |= 0x0060; - } - if (0 /* FIXME: conditional unknown */) { - bcm43xx_write16(dev, BCM43xx_MMIO_GPIO_MASK, - bcm43xx_read16(dev, BCM43xx_MMIO_GPIO_MASK) - | 0x0100); - mask |= 0x0180; - set |= 0x0180; - } - if (dev->dev->bus->sprom.r1.boardflags_lo & BCM43xx_BFL_PACTRL) { - bcm43xx_write16(dev, BCM43xx_MMIO_GPIO_MASK, - bcm43xx_read16(dev, BCM43xx_MMIO_GPIO_MASK) - | 0x0200); - mask |= 0x0200; - set |= 0x0200; - } - if (dev->dev->id.revision >= 2) - mask |= 0x0010; /* FIXME: This is redundant. */ - -#ifdef CONFIG_SSB_DRIVER_PCICORE - pcidev = bus->pcicore.dev; -#endif - gpiodev = bus->chipco.dev ? : pcidev; - if (!gpiodev) - return 0; - ssb_write32(gpiodev, BCM43xx_GPIO_CONTROL, - (ssb_read32(gpiodev, BCM43xx_GPIO_CONTROL) - & mask) | set); - - return 0; -} - -/* Turn off all GPIO stuff. Call this on module unload, for example. */ -static void bcm43xx_gpio_cleanup(struct bcm43xx_wldev *dev) -{ - struct ssb_bus *bus = dev->dev->bus; - struct ssb_device *gpiodev, *pcidev = NULL; - -#ifdef CONFIG_SSB_DRIVER_PCICORE - pcidev = bus->pcicore.dev; -#endif - gpiodev = bus->chipco.dev ? : pcidev; - if (!gpiodev) - return; - ssb_write32(gpiodev, BCM43xx_GPIO_CONTROL, 0); -} - -/* http://bcm-specs.sipsolutions.net/EnableMac */ -void bcm43xx_mac_enable(struct bcm43xx_wldev *dev) -{ - dev->mac_suspended--; - assert(dev->mac_suspended >= 0); - if (dev->mac_suspended == 0) { - bcm43xx_write32(dev, BCM43xx_MMIO_STATUS_BITFIELD, - bcm43xx_read32(dev, BCM43xx_MMIO_STATUS_BITFIELD) - | BCM43xx_SBF_MAC_ENABLED); - bcm43xx_write32(dev, BCM43xx_MMIO_GEN_IRQ_REASON, - BCM43xx_IRQ_MAC_SUSPENDED); - bcm43xx_read32(dev, BCM43xx_MMIO_STATUS_BITFIELD); /* dummy read */ - bcm43xx_read32(dev, BCM43xx_MMIO_GEN_IRQ_REASON); /* dummy read */ - bcm43xx_power_saving_ctl_bits(dev, -1, -1); - } -} - -/* http://bcm-specs.sipsolutions.net/SuspendMAC */ -void bcm43xx_mac_suspend(struct bcm43xx_wldev *dev) -{ - int i; - u32 tmp; - - assert(dev->mac_suspended >= 0); - if (dev->mac_suspended == 0) { - bcm43xx_power_saving_ctl_bits(dev, -1, 1); - bcm43xx_write32(dev, BCM43xx_MMIO_STATUS_BITFIELD, - bcm43xx_read32(dev, BCM43xx_MMIO_STATUS_BITFIELD) - & ~BCM43xx_SBF_MAC_ENABLED); - bcm43xx_read32(dev, BCM43xx_MMIO_GEN_IRQ_REASON); /* dummy read */ - for (i = 10000; i; i--) { - tmp = bcm43xx_read32(dev, BCM43xx_MMIO_GEN_IRQ_REASON); - if (tmp & BCM43xx_IRQ_MAC_SUSPENDED) - goto out; - udelay(1); - } - printkl(KERN_ERR PFX "MAC suspend failed\n"); - } -out: - dev->mac_suspended++; -} - -static void bcm43xx_adjust_opmode(struct bcm43xx_wldev *dev) -{ - struct bcm43xx_wl *wl = dev->wl; - u32 ctl; - u16 cfp_pretbtt; - - ctl = bcm43xx_read32(dev, BCM43xx_MMIO_MACCTL); - /* Reset status to STA infrastructure mode. */ - ctl &= ~BCM43xx_MACCTL_AP; - ctl &= ~BCM43xx_MACCTL_KEEP_CTL; - ctl &= ~BCM43xx_MACCTL_KEEP_BADPLCP; - ctl &= ~BCM43xx_MACCTL_KEEP_BAD; - ctl &= ~BCM43xx_MACCTL_PROMISC; - ctl |= BCM43xx_MACCTL_INFRA; - - if (wl->operating) { - switch (wl->if_type) { - case IEEE80211_IF_TYPE_AP: - ctl |= BCM43xx_MACCTL_AP; - break; - case IEEE80211_IF_TYPE_IBSS: - ctl &= ~BCM43xx_MACCTL_INFRA; - break; - case IEEE80211_IF_TYPE_STA: - case IEEE80211_IF_TYPE_MNTR: - case IEEE80211_IF_TYPE_WDS: - break; - default: - assert(0); - } - } - if (wl->monitor) { - ctl |= BCM43xx_MACCTL_KEEP_CTL; - if (modparam_mon_keep_bad) - ctl |= BCM43xx_MACCTL_KEEP_BAD; - if (modparam_mon_keep_badplcp) - ctl |= BCM43xx_MACCTL_KEEP_BADPLCP; - } - if (wl->promisc) - ctl |= BCM43xx_MACCTL_PROMISC; - - bcm43xx_write32(dev, BCM43xx_MMIO_MACCTL, ctl); - - cfp_pretbtt = 2; - if ((ctl & BCM43xx_MACCTL_INFRA) && - !(ctl & BCM43xx_MACCTL_AP)) { - if (dev->dev->bus->chip_id == 0x4306 && - dev->dev->bus->chip_rev == 3) - cfp_pretbtt = 100; - else - cfp_pretbtt = 50; - } - bcm43xx_write16(dev, 0x612, cfp_pretbtt); -} - -static void bcm43xx_rate_memory_write(struct bcm43xx_wldev *dev, - u16 rate, - int is_ofdm) -{ - u16 offset; - - if (is_ofdm) { - offset = 0x480; - offset += (bcm43xx_plcp_get_ratecode_ofdm(rate) & 0x000F) * 2; - } else { - offset = 0x4C0; - offset += (bcm43xx_plcp_get_ratecode_cck(rate) & 0x000F) * 2; - } - bcm43xx_shm_write16(dev, BCM43xx_SHM_SHARED, offset + 0x20, - bcm43xx_shm_read16(dev, BCM43xx_SHM_SHARED, offset)); -} - -static void bcm43xx_rate_memory_init(struct bcm43xx_wldev *dev) -{ - switch (dev->phy.type) { - case BCM43xx_PHYTYPE_A: - case BCM43xx_PHYTYPE_G: - bcm43xx_rate_memory_write(dev, BCM43xx_OFDM_RATE_6MB, 1); - bcm43xx_rate_memory_write(dev, BCM43xx_OFDM_RATE_12MB, 1); - bcm43xx_rate_memory_write(dev, BCM43xx_OFDM_RATE_18MB, 1); - bcm43xx_rate_memory_write(dev, BCM43xx_OFDM_RATE_24MB, 1); - bcm43xx_rate_memory_write(dev, BCM43xx_OFDM_RATE_36MB, 1); - bcm43xx_rate_memory_write(dev, BCM43xx_OFDM_RATE_48MB, 1); - bcm43xx_rate_memory_write(dev, BCM43xx_OFDM_RATE_54MB, 1); - if (dev->phy.type == BCM43xx_PHYTYPE_A) - break; - /* fallthrough */ - case BCM43xx_PHYTYPE_B: - bcm43xx_rate_memory_write(dev, BCM43xx_CCK_RATE_1MB, 0); - bcm43xx_rate_memory_write(dev, BCM43xx_CCK_RATE_2MB, 0); - bcm43xx_rate_memory_write(dev, BCM43xx_CCK_RATE_5MB, 0); - bcm43xx_rate_memory_write(dev, BCM43xx_CCK_RATE_11MB, 0); - break; - default: - assert(0); - } -} - -/* Set the TX-Antenna for management frames sent by firmware. */ -static void bcm43xx_mgmtframe_txantenna(struct bcm43xx_wldev *dev, - int antenna) -{ - u16 ant = 0; - u16 tmp; - - switch (antenna) { - case BCM43xx_ANTENNA0: - ant |= BCM43xx_TX4_PHY_ANT0; - break; - case BCM43xx_ANTENNA1: - ant |= BCM43xx_TX4_PHY_ANT1; - break; - case BCM43xx_ANTENNA_AUTO: - ant |= BCM43xx_TX4_PHY_ANTLAST; - break; - default: - assert(0); - } - - /* FIXME We also need to set the other flags of the PHY control field somewhere. */ - - /* For Beacons */ - tmp = bcm43xx_shm_read16(dev, BCM43xx_SHM_SHARED, - BCM43xx_SHM_SH_BEACPHYCTL); - tmp = (tmp & ~BCM43xx_TX4_PHY_ANT) | ant; - bcm43xx_shm_write16(dev, BCM43xx_SHM_SHARED, - BCM43xx_SHM_SH_BEACPHYCTL, tmp); - /* For ACK/CTS */ - tmp = bcm43xx_shm_read16(dev, BCM43xx_SHM_SHARED, - BCM43xx_SHM_SH_ACKCTSPHYCTL); - tmp = (tmp & ~BCM43xx_TX4_PHY_ANT) | ant; - bcm43xx_shm_write16(dev, BCM43xx_SHM_SHARED, - BCM43xx_SHM_SH_ACKCTSPHYCTL, tmp); - /* For Probe Resposes */ - tmp = bcm43xx_shm_read16(dev, BCM43xx_SHM_SHARED, - BCM43xx_SHM_SH_PRPHYCTL); - tmp = (tmp & ~BCM43xx_TX4_PHY_ANT) | ant; - bcm43xx_shm_write16(dev, BCM43xx_SHM_SHARED, - BCM43xx_SHM_SH_PRPHYCTL, tmp); -} - -/* This is the opposite of bcm43xx_chip_init() */ -static void bcm43xx_chip_exit(struct bcm43xx_wldev *dev) -{ - bcm43xx_radio_turn_off(dev); - if (!modparam_noleds) - bcm43xx_leds_exit(dev); - bcm43xx_gpio_cleanup(dev); - /* firmware is released later */ -} - -/* Initialize the chip - * http://bcm-specs.sipsolutions.net/ChipInit - */ -static int bcm43xx_chip_init(struct bcm43xx_wldev *dev) -{ - struct bcm43xx_phy *phy = &dev->phy; - int err, tmp; - u32 value32; - u16 value16; - - bcm43xx_write32(dev, BCM43xx_MMIO_STATUS_BITFIELD, - BCM43xx_SBF_CORE_READY - | BCM43xx_SBF_400); - - err = bcm43xx_request_firmware(dev); - if (err) - goto out; - err = bcm43xx_upload_microcode(dev); - if (err) - goto out; /* firmware is released later */ - - err = bcm43xx_gpio_init(dev); - if (err) - goto out; /* firmware is released later */ - err = bcm43xx_upload_initvals(dev); - if (err) - goto err_gpio_cleanup; - bcm43xx_radio_turn_on(dev); - dev->radio_hw_enable = bcm43xx_is_hw_radio_enabled(dev); - dprintk(KERN_INFO PFX "Radio %s by hardware\n", - (dev->radio_hw_enable == 0) ? "disabled" : "enabled"); - - bcm43xx_write16(dev, 0x03E6, 0x0000); - err = bcm43xx_phy_init(dev); - if (err) - goto err_radio_off; - - /* Select initial Interference Mitigation. */ - tmp = phy->interfmode; - phy->interfmode = BCM43xx_INTERFMODE_NONE; - bcm43xx_radio_set_interference_mitigation(dev, tmp); - - bcm43xx_set_rx_antenna(dev, BCM43xx_ANTENNA_DEFAULT); - bcm43xx_mgmtframe_txantenna(dev, BCM43xx_ANTENNA_DEFAULT); - - if (phy->type == BCM43xx_PHYTYPE_B) { - value16 = bcm43xx_read16(dev, 0x005E); - value16 |= 0x0004; - bcm43xx_write16(dev, 0x005E, value16); - } - bcm43xx_write32(dev, 0x0100, 0x01000000); - if (dev->dev->id.revision < 5) - bcm43xx_write32(dev, 0x010C, 0x01000000); - - value32 = bcm43xx_read32(dev, BCM43xx_MMIO_STATUS_BITFIELD); - value32 &= ~ BCM43xx_SBF_MODE_NOTADHOC; - bcm43xx_write32(dev, BCM43xx_MMIO_STATUS_BITFIELD, value32); - value32 = bcm43xx_read32(dev, BCM43xx_MMIO_STATUS_BITFIELD); - value32 |= BCM43xx_SBF_MODE_NOTADHOC; - bcm43xx_write32(dev, BCM43xx_MMIO_STATUS_BITFIELD, value32); - - value32 = bcm43xx_read32(dev, BCM43xx_MMIO_STATUS_BITFIELD); - value32 |= 0x100000; - bcm43xx_write32(dev, BCM43xx_MMIO_STATUS_BITFIELD, value32); - - if (bcm43xx_using_pio(dev)) { - bcm43xx_write32(dev, 0x0210, 0x00000100); - bcm43xx_write32(dev, 0x0230, 0x00000100); - bcm43xx_write32(dev, 0x0250, 0x00000100); - bcm43xx_write32(dev, 0x0270, 0x00000100); - bcm43xx_shm_write16(dev, BCM43xx_SHM_SHARED, 0x0034, 0x0000); - } - - /* Probe Response Timeout value */ - /* FIXME: Default to 0, has to be set by ioctl probably... :-/ */ - bcm43xx_shm_write16(dev, BCM43xx_SHM_SHARED, 0x0074, 0x0000); - - /* Initially set the wireless operation mode. */ - bcm43xx_adjust_opmode(dev); - - if (dev->dev->id.revision < 3) { - bcm43xx_write16(dev, 0x060E, 0x0000); - bcm43xx_write16(dev, 0x0610, 0x8000); - bcm43xx_write16(dev, 0x0604, 0x0000); - bcm43xx_write16(dev, 0x0606, 0x0200); - } else { - bcm43xx_write32(dev, 0x0188, 0x80000000); - bcm43xx_write32(dev, 0x018C, 0x02000000); - } - bcm43xx_write32(dev, BCM43xx_MMIO_GEN_IRQ_REASON, 0x00004000); - bcm43xx_write32(dev, BCM43xx_MMIO_DMA0_IRQ_MASK, 0x0001DC00); - bcm43xx_write32(dev, BCM43xx_MMIO_DMA1_IRQ_MASK, 0x0000DC00); - bcm43xx_write32(dev, BCM43xx_MMIO_DMA2_IRQ_MASK, 0x0000DC00); - bcm43xx_write32(dev, BCM43xx_MMIO_DMA3_IRQ_MASK, 0x0001DC00); - bcm43xx_write32(dev, BCM43xx_MMIO_DMA4_IRQ_MASK, 0x0000DC00); - bcm43xx_write32(dev, BCM43xx_MMIO_DMA5_IRQ_MASK, 0x0000DC00); - - value32 = ssb_read32(dev->dev, SSB_TMSLOW); - value32 |= 0x00100000; - ssb_write32(dev->dev, SSB_TMSLOW, value32); - - bcm43xx_write16(dev, BCM43xx_MMIO_POWERUP_DELAY, - dev->dev->bus->chipco.fast_pwrup_delay); - - assert(err == 0); - dprintk(KERN_INFO PFX "Chip initialized\n"); -out: - return err; - -err_radio_off: - bcm43xx_radio_turn_off(dev); -err_gpio_cleanup: - bcm43xx_gpio_cleanup(dev); - goto out; -} - -static void bcm43xx_periodic_every120sec(struct bcm43xx_wldev *dev) -{ - struct bcm43xx_phy *phy = &dev->phy; - - if (phy->type != BCM43xx_PHYTYPE_G || phy->rev < 2) - return; - - bcm43xx_mac_suspend(dev); - bcm43xx_lo_g_measure(dev); - bcm43xx_mac_enable(dev); -} - -static void bcm43xx_periodic_every60sec(struct bcm43xx_wldev *dev) -{ - bcm43xx_lo_g_ctl_mark_all_unused(dev); - if (dev->dev->bus->sprom.r1.boardflags_lo & BCM43xx_BFL_RSSI) { - bcm43xx_mac_suspend(dev); - bcm43xx_calc_nrssi_slope(dev); - bcm43xx_mac_enable(dev); - } -} - -static void bcm43xx_periodic_every30sec(struct bcm43xx_wldev *dev) -{ - /* Update device statistics. */ - bcm43xx_calculate_link_quality(dev); -} - -static void bcm43xx_periodic_every15sec(struct bcm43xx_wldev *dev) -{ - struct bcm43xx_phy *phy = &dev->phy; - - if (phy->type == BCM43xx_PHYTYPE_G) { - //TODO: update_aci_moving_average - if (phy->aci_enable && phy->aci_wlan_automatic) { - bcm43xx_mac_suspend(dev); - if (!phy->aci_enable && 1 /*TODO: not scanning? */) { - if (0 /*TODO: bunch of conditions*/) { - bcm43xx_radio_set_interference_mitigation(dev, - BCM43xx_INTERFMODE_MANUALWLAN); - } - } else if (1/*TODO*/) { - /* - if ((aci_average > 1000) && !(bcm43xx_radio_aci_scan(dev))) { - bcm43xx_radio_set_interference_mitigation(dev, - BCM43xx_INTERFMODE_NONE); - } - */ - } - bcm43xx_mac_enable(dev); - } else if (phy->interfmode == BCM43xx_INTERFMODE_NONWLAN && - phy->rev == 1) { - //TODO: implement rev1 workaround - } - } - bcm43xx_phy_xmitpower(dev); //FIXME: unless scanning? - //TODO for APHY (temperature?) -} - -static void bcm43xx_periodic_every1sec(struct bcm43xx_wldev *dev) -{ - int radio_hw_enable; - - /* check if radio hardware enabled status changed */ - radio_hw_enable = bcm43xx_is_hw_radio_enabled(dev); - if (unlikely(dev->radio_hw_enable != radio_hw_enable)) { - dev->radio_hw_enable = radio_hw_enable; - dprintk(KERN_INFO PFX "Radio hardware status changed to %s\n", - (radio_hw_enable == 0) ? "disabled" : "enabled"); - bcm43xx_leds_update(dev, 0); - } -} - -static void do_periodic_work(struct bcm43xx_wldev *dev) -{ - unsigned int state; - - state = dev->periodic_state; - if (state % 120 == 0) - bcm43xx_periodic_every120sec(dev); - if (state % 60 == 0) - bcm43xx_periodic_every60sec(dev); - if (state % 30 == 0) - bcm43xx_periodic_every30sec(dev); - if (state % 15 == 0) - bcm43xx_periodic_every15sec(dev); - bcm43xx_periodic_every1sec(dev); -} - -/* Estimate a "Badness" value based on the periodic work - * state-machine state. "Badness" is worse (bigger), if the - * periodic work will take longer. - */ -static int estimate_periodic_work_badness(unsigned int state) -{ - int badness = 0; - - if (state % 120 == 0) /* every 120 sec */ - badness += 10; - if (state % 60 == 0) /* every 60 sec */ - badness += 5; - if (state % 30 == 0) /* every 30 sec */ - badness += 1; - if (state % 15 == 0) /* every 15 sec */ - badness += 1; - -#define BADNESS_LIMIT 4 - return badness; -} - -static void bcm43xx_periodic_work_handler(struct work_struct *work) -{ - struct bcm43xx_wldev *dev = - container_of(work, struct bcm43xx_wldev, periodic_work.work); - unsigned long flags, delay; - u32 savedirqs = 0; - int badness; - - mutex_lock(&dev->wl->mutex); - - if (unlikely(bcm43xx_status(dev) != BCM43xx_STAT_INITIALIZED)) - goto out; - if (unlikely(!dev->started)) - goto out; - if (bcm43xx_debug(dev, BCM43xx_DBG_PWORK_STOP)) - goto out_requeue; - - badness = estimate_periodic_work_badness(dev->periodic_state); - if (badness > BADNESS_LIMIT) { - spin_lock_irqsave(&dev->wl->irq_lock, flags); - /* Suspend TX as we don't want to transmit packets while - * we recalibrate the hardware. */ - bcm43xx_tx_suspend(dev); - savedirqs = bcm43xx_interrupt_disable(dev, BCM43xx_IRQ_ALL); - /* Periodic work will take a long time, so we want it to - * be preemtible and release the spinlock. */ - spin_unlock_irqrestore(&dev->wl->irq_lock, flags); - bcm43xx_synchronize_irq(dev); - - do_periodic_work(dev); - - spin_lock_irqsave(&dev->wl->irq_lock, flags); - bcm43xx_interrupt_enable(dev, savedirqs); - bcm43xx_tx_resume(dev); - mmiowb(); - spin_unlock_irqrestore(&dev->wl->irq_lock, flags); - } else { - /* Take the global driver lock. This will lock any operation. */ - spin_lock_irqsave(&dev->wl->irq_lock, flags); - - do_periodic_work(dev); - - mmiowb(); - spin_unlock_irqrestore(&dev->wl->irq_lock, flags); - } - dev->periodic_state++; -out_requeue: - if (bcm43xx_debug(dev, BCM43xx_DBG_PWORK_FAST)) - delay = msecs_to_jiffies(50); - else - delay = round_jiffies(HZ); - queue_delayed_work(dev->wl->hw->workqueue, - &dev->periodic_work, delay); -out: - mutex_unlock(&dev->wl->mutex); -} - -static void bcm43xx_periodic_tasks_delete(struct bcm43xx_wldev *dev) -{ - cancel_rearming_delayed_work(&dev->periodic_work); -} - -static void bcm43xx_periodic_tasks_setup(struct bcm43xx_wldev *dev) -{ - struct delayed_work *work = &dev->periodic_work; - - assert(bcm43xx_status(dev) == BCM43xx_STAT_INITIALIZED); - dev->periodic_state = 0; - INIT_DELAYED_WORK(work, bcm43xx_periodic_work_handler); - queue_delayed_work(dev->wl->hw->workqueue, work, 0); -} - -/* Validate access to the chip (SHM) */ -static int bcm43xx_validate_chipaccess(struct bcm43xx_wldev *dev) -{ - u32 value; - u32 shm_backup; - - shm_backup = bcm43xx_shm_read32(dev, BCM43xx_SHM_SHARED, 0); - bcm43xx_shm_write32(dev, BCM43xx_SHM_SHARED, 0, 0xAA5555AA); - if (bcm43xx_shm_read32(dev, BCM43xx_SHM_SHARED, 0) != 0xAA5555AA) - goto error; - bcm43xx_shm_write32(dev, BCM43xx_SHM_SHARED, 0, 0x55AAAA55); - if (bcm43xx_shm_read32(dev, BCM43xx_SHM_SHARED, 0) != 0x55AAAA55) - goto error; - bcm43xx_shm_write32(dev, BCM43xx_SHM_SHARED, 0, shm_backup); - - value = bcm43xx_read32(dev, BCM43xx_MMIO_MACCTL); - if ((value | BCM43xx_MACCTL_GMODE) != - (BCM43xx_MACCTL_GMODE | BCM43xx_MACCTL_IHR_ENABLED)) - goto error; - - value = bcm43xx_read32(dev, BCM43xx_MMIO_GEN_IRQ_REASON); - if (value) - goto error; - - return 0; -error: - printk(KERN_ERR PFX "Failed to validate the chipaccess\n"); - return -ENODEV; -} - -static void bcm43xx_security_init(struct bcm43xx_wldev *dev) -{ - dev->max_nr_keys = (dev->dev->id.revision >= 5) ? 58 : 20; - assert(dev->max_nr_keys <= ARRAY_SIZE(dev->key)); - dev->ktp = bcm43xx_shm_read16(dev, BCM43xx_SHM_SHARED, - BCM43xx_SHM_SH_KTP); - /* KTP is a word address, but we address SHM bytewise. - * So multiply by two. - */ - dev->ktp *= 2; - if (dev->dev->id.revision >= 5) { - /* Number of RCMTA address slots */ - bcm43xx_write16(dev, BCM43xx_MMIO_RCMTA_COUNT, - dev->max_nr_keys - 8); - } - bcm43xx_clear_keys(dev); -} - -static int bcm43xx_rng_read(struct hwrng *rng, u32 *data) -{ - struct bcm43xx_wl *wl = (struct bcm43xx_wl *)rng->priv; - unsigned long flags; - - /* Don't take wl->mutex here, as it could deadlock with - * hwrng internal locking. It's not needed to take - * wl->mutex here, anyway. */ - - spin_lock_irqsave(&wl->irq_lock, flags); - *data = bcm43xx_read16(wl->current_dev, BCM43xx_MMIO_RNG); - spin_unlock_irqrestore(&wl->irq_lock, flags); - - return (sizeof(u16)); -} - -static void bcm43xx_rng_exit(struct bcm43xx_wl *wl) -{ - if (wl->rng_initialized) - hwrng_unregister(&wl->rng); -} - -static int bcm43xx_rng_init(struct bcm43xx_wl *wl) -{ - int err; - - snprintf(wl->rng_name, ARRAY_SIZE(wl->rng_name), - "%s_%s", KBUILD_MODNAME, wiphy_name(wl->hw->wiphy)); - wl->rng.name = wl->rng_name; - wl->rng.data_read = bcm43xx_rng_read; - wl->rng.priv = (unsigned long)wl; - wl->rng_initialized = 1; - err = hwrng_register(&wl->rng); - if (err) { - wl->rng_initialized = 0; - printk(KERN_ERR PFX "Failed to register the random " - "number generator (%d)\n", err); - } - - return err; -} - -static int bcm43xx_tx(struct ieee80211_hw *hw, - struct sk_buff *skb, - struct ieee80211_tx_control *ctl) -{ - struct bcm43xx_wl *wl = hw_to_bcm43xx_wl(hw); - struct bcm43xx_wldev *dev = wl->current_dev; - int err = -ENODEV; - unsigned long flags; - - /* DMA-TX is done without a global lock. */ - if (unlikely(!dev)) - goto out; - assert(bcm43xx_status(dev) == BCM43xx_STAT_INITIALIZED); - assert(dev->started); - if (bcm43xx_using_pio(dev)) { - spin_lock_irqsave(&wl->irq_lock, flags); - err = bcm43xx_pio_tx(dev, skb, ctl); - spin_unlock_irqrestore(&wl->irq_lock, flags); - } else - err = bcm43xx_dma_tx(dev, skb, ctl); -out: - if (unlikely(err)) - return NETDEV_TX_BUSY; - return NETDEV_TX_OK; -} - -static int bcm43xx_conf_tx(struct ieee80211_hw *hw, - int queue, - const struct ieee80211_tx_queue_params *params) -{ - return 0; -} - -static int bcm43xx_get_tx_stats(struct ieee80211_hw *hw, - struct ieee80211_tx_queue_stats *stats) -{ - struct bcm43xx_wl *wl = hw_to_bcm43xx_wl(hw); - struct bcm43xx_wldev *dev = wl->current_dev; - unsigned long flags; - int err = -ENODEV; - - if (!dev) - goto out; - spin_lock_irqsave(&wl->irq_lock, flags); - if (likely(bcm43xx_status(dev) == BCM43xx_STAT_INITIALIZED)) { - if (bcm43xx_using_pio(dev)) - bcm43xx_pio_get_tx_stats(dev, stats); - else - bcm43xx_dma_get_tx_stats(dev, stats); - err = 0; - } - spin_unlock_irqrestore(&wl->irq_lock, flags); -out: - return err; -} - -static int bcm43xx_get_stats(struct ieee80211_hw *hw, - struct ieee80211_low_level_stats *stats) -{ - struct bcm43xx_wl *wl = hw_to_bcm43xx_wl(hw); - unsigned long flags; - - spin_lock_irqsave(&wl->irq_lock, flags); - memcpy(stats, &wl->ieee_stats, sizeof(*stats)); - spin_unlock_irqrestore(&wl->irq_lock, flags); - - return 0; -} - -static int bcm43xx_dev_reset(struct ieee80211_hw *hw) -{ - struct bcm43xx_wl *wl = hw_to_bcm43xx_wl(hw); - struct bcm43xx_wldev *dev = wl->current_dev; - unsigned long flags; - - if (!dev) - return -ENODEV; - spin_lock_irqsave(&wl->irq_lock, flags); - bcm43xx_controller_restart(dev, "Reset by ieee80211 subsystem"); - spin_unlock_irqrestore(&wl->irq_lock, flags); - - return 0; -} - -static const char * phymode_to_string(unsigned int phymode) -{ - switch (phymode) { - case BCM43xx_PHYMODE_A: - return "A"; - case BCM43xx_PHYMODE_B: - return "B"; - case BCM43xx_PHYMODE_G: - return "G"; - default: - assert(0); - } - return ""; -} - -static int find_wldev_for_phymode(struct bcm43xx_wl *wl, - unsigned int phymode, - struct bcm43xx_wldev **dev, - int *gmode) -{ - struct bcm43xx_wldev *d; - - list_for_each_entry(d, &wl->devlist, list) { - if (d->phy.possible_phymodes & phymode) { - /* Ok, this device supports the PHY-mode. - * Now figure out how the gmode bit has to be - * set to support it. */ - if (phymode == BCM43xx_PHYMODE_A) - *gmode = 0; - else - *gmode = 1; - *dev = d; - - return 0; - } - } - - return -ESRCH; -} - -static void bcm43xx_put_phy_into_reset(struct bcm43xx_wldev *dev) -{ - struct ssb_device *sdev = dev->dev; - u32 tmslow; - - tmslow = ssb_read32(sdev, SSB_TMSLOW); - tmslow &= ~BCM43xx_TMSLOW_GMODE; - tmslow |= BCM43xx_TMSLOW_PHYRESET; - tmslow |= SSB_TMSLOW_FGC; - ssb_write32(sdev, SSB_TMSLOW, tmslow); - msleep(1); - - tmslow = ssb_read32(sdev, SSB_TMSLOW); - tmslow &= ~SSB_TMSLOW_FGC; - tmslow |= BCM43xx_TMSLOW_PHYRESET; - ssb_write32(sdev, SSB_TMSLOW, tmslow); - msleep(1); -} - -static int bcm43xx_switch_phymode(struct bcm43xx_wl *wl, - unsigned int new_mode) -{ - struct bcm43xx_wldev *up_dev; - struct bcm43xx_wldev *down_dev; - int err; - int gmode = -1; - int old_was_started = 0; - int old_was_inited = 0; - - err = find_wldev_for_phymode(wl, new_mode, &up_dev, &gmode); - if (err) { - printk(KERN_INFO PFX "Could not find a device for %s-PHY mode\n", - phymode_to_string(new_mode)); - return err; - } - assert(gmode == 0 || gmode == 1); - if ((up_dev == wl->current_dev) && - (wl->current_dev->phy.gmode == gmode)) { - /* This device is already running. */ - return 0; - } - dprintk(KERN_INFO PFX "Reconfiguring PHYmode to %s-PHY\n", - phymode_to_string(new_mode)); - down_dev = wl->current_dev; - - /* Shutdown the currently running core. */ - if (down_dev->started) { - old_was_started = 1; - bcm43xx_wireless_core_stop(down_dev); - } - if (bcm43xx_status(down_dev) == BCM43xx_STAT_INITIALIZED) { - old_was_inited = 1; - bcm43xx_wireless_core_exit(down_dev); - } - - if (down_dev != up_dev) { - /* We switch to a different core, so we put PHY into - * RESET on the old core. */ - bcm43xx_put_phy_into_reset(down_dev); - } - - /* Now start the new core. */ - up_dev->phy.gmode = gmode; - if (old_was_inited) { - err = bcm43xx_wireless_core_init(up_dev); - if (err) { - printk(KERN_INFO PFX "Fatal: Could not initialize device for " - "new selected %s-PHY mode\n", - phymode_to_string(new_mode)); - return err; - } - } - if (old_was_started) { - assert(old_was_inited); - err = bcm43xx_wireless_core_start(up_dev); - if (err) { - printk(KERN_INFO PFX "Fatal: Coult not start device for " - "new selected %s-PHY mode\n", - phymode_to_string(new_mode)); - bcm43xx_wireless_core_exit(up_dev); - return err; - } - } - - wl->current_dev = up_dev; - - return 0; -} - -static int bcm43xx_antenna_from_ieee80211(u8 antenna) -{ - switch (antenna) { - case 0: /* default/diversity */ - return BCM43xx_ANTENNA_DEFAULT; - case 1: /* Antenna 0 */ - return BCM43xx_ANTENNA0; - case 2: /* Antenna 1 */ - return BCM43xx_ANTENNA1; - default: - return BCM43xx_ANTENNA_DEFAULT; - } -} - -static int bcm43xx_dev_config(struct ieee80211_hw *hw, - struct ieee80211_conf *conf) -{ - struct bcm43xx_wl *wl = hw_to_bcm43xx_wl(hw); - struct bcm43xx_wldev *dev; - struct bcm43xx_phy *phy; - unsigned long flags; - unsigned int new_phymode = 0xFFFF; - int antenna_tx; - int antenna_rx; - int err = 0; - u32 savedirqs; - - antenna_tx = bcm43xx_antenna_from_ieee80211(conf->antenna_sel_tx); - antenna_rx = bcm43xx_antenna_from_ieee80211(conf->antenna_sel_rx); - - mutex_lock(&wl->mutex); - - /* Switch the PHY mode (if necessary). */ - switch (conf->phymode) { - case MODE_IEEE80211A: - new_phymode = BCM43xx_PHYMODE_A; - break; - case MODE_IEEE80211B: - new_phymode = BCM43xx_PHYMODE_B; - break; - case MODE_IEEE80211G: - new_phymode = BCM43xx_PHYMODE_G; - break; - default: - assert(0); - } - err = bcm43xx_switch_phymode(wl, new_phymode); - if (err) - goto out_unlock_mutex; - dev = wl->current_dev; - phy = &dev->phy; - - /* Disable IRQs while reconfiguring the device. - * This makes it possible to drop the spinlock throughout - * the reconfiguration process. */ - spin_lock_irqsave(&wl->irq_lock, flags); - if ((bcm43xx_status(dev) != BCM43xx_STAT_INITIALIZED) || - !dev->started) { - spin_unlock_irqrestore(&wl->irq_lock, flags); - goto out_unlock_mutex; - } - savedirqs = bcm43xx_interrupt_disable(dev, BCM43xx_IRQ_ALL); - spin_unlock_irqrestore(&wl->irq_lock, flags); - bcm43xx_synchronize_irq(dev); - - /* Switch to the requested channel. - * The firmware takes care of races with the TX handler. */ - if (conf->channel_val != phy->channel) - bcm43xx_radio_selectchannel(dev, conf->channel_val, 0); - - /* Enable/Disable ShortSlot timing. */ - if ((!!(conf->flags & IEEE80211_CONF_SHORT_SLOT_TIME)) != dev->short_slot) { - assert(phy->type == BCM43xx_PHYTYPE_G); - if (conf->flags & IEEE80211_CONF_SHORT_SLOT_TIME) - bcm43xx_short_slot_timing_enable(dev); - else - bcm43xx_short_slot_timing_disable(dev); - } - - /* Adjust the desired TX power level. */ - if (conf->power_level != 0) { - if (conf->power_level != phy->power_level) { - phy->power_level = conf->power_level; - bcm43xx_phy_xmitpower(dev); - } - } - - /* Hide/Show the SSID (AP mode only). */ - if (conf->flags & IEEE80211_CONF_SSID_HIDDEN) { - bcm43xx_write32(dev, BCM43xx_MMIO_STATUS_BITFIELD, - bcm43xx_read32(dev, BCM43xx_MMIO_STATUS_BITFIELD) - | BCM43xx_SBF_NO_SSID_BCAST); - } else { - bcm43xx_write32(dev, BCM43xx_MMIO_STATUS_BITFIELD, - bcm43xx_read32(dev, BCM43xx_MMIO_STATUS_BITFIELD) - & ~BCM43xx_SBF_NO_SSID_BCAST); - } - - /* Antennas for RX and management frame TX. */ - bcm43xx_mgmtframe_txantenna(dev, antenna_tx); - bcm43xx_set_rx_antenna(dev, antenna_rx); - - /* Update templates for AP mode. */ - if (bcm43xx_is_mode(wl, IEEE80211_IF_TYPE_AP)) - bcm43xx_set_beacon_int(dev, conf->beacon_int); - - - spin_lock_irqsave(&wl->irq_lock, flags); - bcm43xx_interrupt_enable(dev, savedirqs); - mmiowb(); - spin_unlock_irqrestore(&wl->irq_lock, flags); -out_unlock_mutex: - mutex_unlock(&wl->mutex); - - return err; -} - -static int bcm43xx_dev_set_key(struct ieee80211_hw *hw, - set_key_cmd cmd, - u8 *addr, - struct ieee80211_key_conf *key, - int aid) -{ - struct bcm43xx_wl *wl = hw_to_bcm43xx_wl(hw); - struct bcm43xx_wldev *dev = wl->current_dev; - unsigned long flags; - u8 algorithm; - u8 index; - int err = -EINVAL; - - if (!dev) - return -ENODEV; - switch (key->alg) { - case ALG_NONE: - case ALG_NULL: - algorithm = BCM43xx_SEC_ALGO_NONE; - break; - case ALG_WEP: - if (key->keylen == 5) - algorithm = BCM43xx_SEC_ALGO_WEP40; - else - algorithm = BCM43xx_SEC_ALGO_WEP104; - break; - case ALG_TKIP: - algorithm = BCM43xx_SEC_ALGO_TKIP; - break; - case ALG_CCMP: - algorithm = BCM43xx_SEC_ALGO_AES; - break; - default: - assert(0); - goto out; - } - - index = (u8)(key->keyidx); - if (index > 3) - goto out; - - mutex_lock(&wl->mutex); - spin_lock_irqsave(&wl->irq_lock, flags); - - if (bcm43xx_status(dev) != BCM43xx_STAT_INITIALIZED) { - err = -ENODEV; - goto out_unlock; - } - - switch (cmd) { - case SET_KEY: - key->flags &= ~IEEE80211_KEY_FORCE_SW_ENCRYPT; - - if (algorithm == BCM43xx_SEC_ALGO_TKIP) { - /* FIXME: No TKIP hardware encryption for now. */ - key->flags |= IEEE80211_KEY_FORCE_SW_ENCRYPT; - } - - if (is_broadcast_ether_addr(addr)) { - /* addr is FF:FF:FF:FF:FF:FF for default keys */ - err = bcm43xx_key_write(dev, index, algorithm, - key->key, key->keylen, - NULL, key); - } else { - err = bcm43xx_key_write(dev, -1, algorithm, - key->key, key->keylen, - addr, key); - } - if (err) { - key->flags |= IEEE80211_KEY_FORCE_SW_ENCRYPT; - goto out_unlock; - } - dev->key[key->hw_key_idx].enabled = 1; - - if (algorithm == BCM43xx_SEC_ALGO_WEP40 || - algorithm == BCM43xx_SEC_ALGO_WEP104) { - bcm43xx_hf_write(dev, - bcm43xx_hf_read(dev) | - BCM43xx_HF_USEDEFKEYS); - } else { - bcm43xx_hf_write(dev, - bcm43xx_hf_read(dev) & - ~BCM43xx_HF_USEDEFKEYS); - } - break; - case DISABLE_KEY: { - static const u8 zero[BCM43xx_SEC_KEYSIZE] = { 0 }; - - algorithm = BCM43xx_SEC_ALGO_NONE; - if (is_broadcast_ether_addr(addr)) { - err = bcm43xx_key_write(dev, index, algorithm, - zero, BCM43xx_SEC_KEYSIZE, - NULL, key); - } else { - err = bcm43xx_key_write(dev, -1, algorithm, - zero, BCM43xx_SEC_KEYSIZE, - addr, key); - } - dev->key[key->hw_key_idx].enabled = 0; - break; - } - case REMOVE_ALL_KEYS: - bcm43xx_clear_keys(dev); - err = 0; - break; - default: - assert(0); - } -out_unlock: - spin_unlock_irqrestore(&wl->irq_lock, flags); - mutex_unlock(&wl->mutex); -out: - if (!err) { - dprintk(KERN_DEBUG PFX "Using %s based encryption for keyidx: %d, " - "mac: " MAC_FMT "\n", - (key->flags & IEEE80211_KEY_FORCE_SW_ENCRYPT) ? - "software" : "hardware", - key->keyidx, MAC_ARG(addr)); - } - return err; -} - -static void bcm43xx_set_multicast_list(struct ieee80211_hw *hw, - unsigned short netflags, - int mc_count) -{ - struct bcm43xx_wl *wl = hw_to_bcm43xx_wl(hw); - struct bcm43xx_wldev *dev = wl->current_dev; - unsigned long flags; - - if (!dev) - return; - spin_lock_irqsave(&wl->irq_lock, flags); - if (wl->promisc != !!(netflags & IFF_PROMISC)) { - wl->promisc = !!(netflags & IFF_PROMISC); - if (bcm43xx_status(dev) == BCM43xx_STAT_INITIALIZED) - bcm43xx_adjust_opmode(dev); - } - spin_unlock_irqrestore(&wl->irq_lock, flags); -} - -static int bcm43xx_config_interface(struct ieee80211_hw *hw, - int if_id, - struct ieee80211_if_conf *conf) -{ - struct bcm43xx_wl *wl = hw_to_bcm43xx_wl(hw); - struct bcm43xx_wldev *dev = wl->current_dev; - unsigned long flags; - - if (!dev) - return -ENODEV; - mutex_lock(&wl->mutex); - spin_lock_irqsave(&wl->irq_lock, flags); - if (conf->type != IEEE80211_IF_TYPE_MNTR) { - assert(wl->if_id == if_id); - wl->bssid = conf->bssid; - if (bcm43xx_is_mode(wl, IEEE80211_IF_TYPE_AP)) { - assert(conf->type == IEEE80211_IF_TYPE_AP); - bcm43xx_set_ssid(dev, conf->ssid, conf->ssid_len); - if (conf->beacon) - bcm43xx_refresh_templates(dev, conf->beacon); - } - bcm43xx_write_mac_bssid_templates(dev); - } - spin_unlock_irqrestore(&wl->irq_lock, flags); - mutex_unlock(&wl->mutex); - - return 0; -} - -/* Locking: wl->mutex */ -static void bcm43xx_wireless_core_stop(struct bcm43xx_wldev *dev) -{ - struct bcm43xx_wl *wl = dev->wl; - unsigned long flags; - - if (!dev->started) - return; - dev->started = 0; - - mutex_unlock(&wl->mutex); - /* Must unlock as it would otherwise deadlock. No races here. */ - bcm43xx_periodic_tasks_delete(dev); - flush_workqueue(dev->wl->hw->workqueue); - mutex_lock(&wl->mutex); - - ieee80211_stop_queues(wl->hw); //FIXME this could cause a deadlock, as mac80211 seems buggy. - - /* Disable and sync interrupts. */ - spin_lock_irqsave(&wl->irq_lock, flags); - dev->irq_savedstate = bcm43xx_interrupt_disable(dev, BCM43xx_IRQ_ALL); - bcm43xx_read32(dev, BCM43xx_MMIO_GEN_IRQ_MASK); /* flush */ - spin_unlock_irqrestore(&wl->irq_lock, flags); - bcm43xx_synchronize_irq(dev); - - bcm43xx_mac_suspend(dev); - free_irq(dev->dev->irq, dev); - dprintk(KERN_INFO PFX "Wireless interface stopped\n"); -} - -/* Locking: wl->mutex */ -static int bcm43xx_wireless_core_start(struct bcm43xx_wldev *dev) -{ - struct bcm43xx_wl *wl = dev->wl; - int err; - - assert(!dev->started); - - drain_txstatus_queue(dev); - err = request_irq(dev->dev->irq, bcm43xx_interrupt_handler, - IRQF_SHARED, KBUILD_MODNAME, dev); - if (err) { - printk(KERN_ERR PFX "Cannot request IRQ-%d\n", - dev->dev->irq); - goto out; - } - dev->started = 1; - bcm43xx_interrupt_enable(dev, dev->irq_savedstate); - bcm43xx_mac_enable(dev); - - ieee80211_start_queues(wl->hw); - bcm43xx_periodic_tasks_setup(dev); - dprintk(KERN_INFO PFX "Wireless interface started\n"); -out: - return err; -} - -/* Get PHY and RADIO versioning numbers */ -static int bcm43xx_phy_versioning(struct bcm43xx_wldev *dev) -{ - struct bcm43xx_phy *phy = &dev->phy; - u32 tmp; - u8 analog_type; - u8 phy_type; - u8 phy_rev; - u16 radio_manuf; - u16 radio_ver; - u16 radio_rev; - int unsupported = 0; - - /* Get PHY versioning */ - tmp = bcm43xx_read16(dev, BCM43xx_MMIO_PHY_VER); - analog_type = (tmp & BCM43xx_PHYVER_ANALOG) >> BCM43xx_PHYVER_ANALOG_SHIFT; - phy_type = (tmp & BCM43xx_PHYVER_TYPE) >> BCM43xx_PHYVER_TYPE_SHIFT; - phy_rev = (tmp & BCM43xx_PHYVER_VERSION); - switch (phy_type) { - case BCM43xx_PHYTYPE_A: - if (phy_rev >= 4) - unsupported = 1; - break; - case BCM43xx_PHYTYPE_B: - if (phy_rev != 2 && phy_rev != 4 && phy_rev != 6 && phy_rev != 7) - unsupported = 1; - break; - case BCM43xx_PHYTYPE_G: - if (phy_rev > 8) - unsupported = 1; - break; - default: - unsupported = 1; - }; - if (unsupported) { - printk(KERN_ERR PFX "FOUND UNSUPPORTED PHY " - "(Analog %u, Type %u, Revision %u)\n", - analog_type, phy_type, phy_rev); - return -EOPNOTSUPP; - } - dprintk(KERN_INFO PFX "Found PHY: Analog %u, Type %u, Revision %u\n", - analog_type, phy_type, phy_rev); - - - /* Get RADIO versioning */ - if (dev->dev->bus->chip_id == 0x4317) { - if (dev->dev->bus->chip_rev == 0) - tmp = 0x3205017F; - else if (dev->dev->bus->chip_rev == 1) - tmp = 0x4205017F; - else - tmp = 0x5205017F; - } else { - bcm43xx_write16(dev, BCM43xx_MMIO_RADIO_CONTROL, - BCM43xx_RADIOCTL_ID); - tmp = bcm43xx_read16(dev, BCM43xx_MMIO_RADIO_DATA_HIGH); - tmp <<= 16; - bcm43xx_write16(dev, BCM43xx_MMIO_RADIO_CONTROL, - BCM43xx_RADIOCTL_ID); - tmp |= bcm43xx_read16(dev, BCM43xx_MMIO_RADIO_DATA_LOW); - } - radio_manuf = (tmp & 0x00000FFF); - radio_ver = (tmp & 0x0FFFF000) >> 12; - radio_rev = (tmp & 0xF0000000) >> 28; - switch (phy_type) { - case BCM43xx_PHYTYPE_A: - if (radio_ver != 0x2060) - unsupported = 1; - if (radio_rev != 1) - unsupported = 1; - if (radio_manuf != 0x17F) - unsupported = 1; - break; - case BCM43xx_PHYTYPE_B: - if ((radio_ver & 0xFFF0) != 0x2050) - unsupported = 1; - break; - case BCM43xx_PHYTYPE_G: - if (radio_ver != 0x2050) - unsupported = 1; - break; - default: - assert(0); - } - if (unsupported) { - printk(KERN_ERR PFX "FOUND UNSUPPORTED RADIO " - "(Manuf 0x%X, Version 0x%X, Revision %u)\n", - radio_manuf, radio_ver, radio_rev); - return -EOPNOTSUPP; - } - dprintk(KERN_INFO PFX "Found Radio: Manuf 0x%X, Version 0x%X, Revision %u\n", - radio_manuf, radio_ver, radio_rev); - - - phy->radio_manuf = radio_manuf; - phy->radio_ver = radio_ver; - phy->radio_rev = radio_rev; - - phy->analog = analog_type; - phy->type = phy_type; - phy->rev = phy_rev; - - return 0; -} - -static void setup_struct_phy_for_init(struct bcm43xx_wldev *dev, - struct bcm43xx_phy *phy) -{ - struct bcm43xx_txpower_lo_control *lo; - int i; - - memset(phy->minlowsig, 0xFF, sizeof(phy->minlowsig)); - memset(phy->minlowsigpos, 0, sizeof(phy->minlowsigpos)); - - /* Flags */ - phy->locked = 0; - - phy->aci_enable = 0; - phy->aci_wlan_automatic = 0; - phy->aci_hw_rssi = 0; - - lo = phy->lo_control; - if (lo) { - memset(lo, 0, sizeof(*(phy->lo_control))); - lo->rebuild = 1; - lo->tx_bias = 0xFF; - } - phy->max_lb_gain = 0; - phy->trsw_rx_gain = 0; - phy->txpwr_offset = 0; - - /* NRSSI */ - phy->nrssislope = 0; - for (i = 0; i < ARRAY_SIZE(phy->nrssi); i++) - phy->nrssi[i] = -1000; - for (i = 0; i < ARRAY_SIZE(phy->nrssi_lt); i++) - phy->nrssi_lt[i] = i; - - phy->lofcal = 0xFFFF; - phy->initval = 0xFFFF; - - spin_lock_init(&phy->lock); - phy->interfmode = BCM43xx_INTERFMODE_NONE; - phy->channel = 0xFF; -} - -static void setup_struct_wldev_for_init(struct bcm43xx_wldev *dev) -{ - /* Flags */ - dev->reg124_set_0x4 = 0; - - /* Stats */ - memset(&dev->stats, 0, sizeof(dev->stats)); - - setup_struct_phy_for_init(dev, &dev->phy); - - /* IRQ related flags */ - dev->irq_reason = 0; - memset(dev->dma_reason, 0, sizeof(dev->dma_reason)); - dev->irq_savedstate = BCM43xx_IRQ_MASKTEMPLATE; - - dev->mac_suspended = 1; - - /* Noise calculation context */ - memset(&dev->noisecalc, 0, sizeof(dev->noisecalc)); -} - -static void bcm43xx_bluetooth_coext_enable(struct bcm43xx_wldev *dev) -{ - struct ssb_sprom *sprom = &dev->dev->bus->sprom; - u32 hf; - - if (!(sprom->r1.boardflags_lo & BCM43xx_BFL_BTCOEXIST)) - return; - if (dev->phy.type != BCM43xx_PHYTYPE_B && !dev->phy.gmode) - return; - - hf = bcm43xx_hf_read(dev); - if (sprom->r1.boardflags_lo & BCM43xx_BFL_BTCMOD) - hf |= BCM43xx_HF_BTCOEXALT; - else - hf |= BCM43xx_HF_BTCOEX; - bcm43xx_hf_write(dev, hf); - //TODO -} - -static void bcm43xx_bluetooth_coext_disable(struct bcm43xx_wldev *dev) -{//TODO -} - -static void bcm43xx_imcfglo_timeouts_workaround(struct bcm43xx_wldev *dev) -{ -#ifdef CONFIG_SSB_DRIVER_PCICORE - struct ssb_bus *bus = dev->dev->bus; - u32 tmp; - - if (bus->pcicore.dev && - bus->pcicore.dev->id.coreid == SSB_DEV_PCI && - bus->pcicore.dev->id.revision <= 5) { - /* IMCFGLO timeouts workaround. */ - tmp = ssb_read32(dev->dev, SSB_IMCFGLO); - tmp &= ~SSB_IMCFGLO_REQTO; - tmp &= ~SSB_IMCFGLO_SERTO; - switch (bus->bustype) { - case SSB_BUSTYPE_PCI: - case SSB_BUSTYPE_PCMCIA: - tmp |= 0x32; - break; - case SSB_BUSTYPE_SSB: - tmp |= 0x53; - break; - } - ssb_write32(dev->dev, SSB_IMCFGLO, tmp); - } -#endif /* CONFIG_SSB_DRIVER_PCICORE */ -} - -/* Shutdown a wireless core */ -static void bcm43xx_wireless_core_exit(struct bcm43xx_wldev *dev) -{ - struct bcm43xx_phy *phy = &dev->phy; - - if (bcm43xx_status(dev) != BCM43xx_STAT_INITIALIZED) - return; - - bcm43xx_rng_exit(dev->wl); - bcm43xx_pio_free(dev); - bcm43xx_dma_free(dev); - bcm43xx_chip_exit(dev); - bcm43xx_radio_turn_off(dev); - bcm43xx_switch_analog(dev, 0); - if (phy->dyn_tssi_tbl) - kfree(phy->tssi2dbm); - kfree(phy->lo_control); - phy->lo_control = NULL; - ssb_device_disable(dev->dev, 0); - ssb_bus_may_powerdown(dev->dev->bus); - bcm43xx_set_status(dev, BCM43xx_STAT_UNINIT); -} - -/* Initialize a wireless core */ -static int bcm43xx_wireless_core_init(struct bcm43xx_wldev *dev) -{ - struct bcm43xx_wl *wl = dev->wl; - struct ssb_bus *bus = dev->dev->bus; - struct ssb_sprom *sprom = &bus->sprom; - struct bcm43xx_phy *phy = &dev->phy; - int err; - u32 hf, tmp; - - assert(bcm43xx_status(dev) == BCM43xx_STAT_UNINIT); - bcm43xx_set_status(dev, BCM43xx_STAT_INITIALIZING); - - err = ssb_bus_powerup(bus, 0); - if (err) - goto out; - if (!ssb_device_is_enabled(dev->dev)) { - tmp = phy->gmode ? BCM43xx_TMSLOW_GMODE : 0; - bcm43xx_wireless_core_reset(dev, tmp); - } - - if ((phy->type == BCM43xx_PHYTYPE_B) || (phy->type == BCM43xx_PHYTYPE_G)) { - phy->lo_control = kzalloc(sizeof(*(phy->lo_control)), GFP_KERNEL); - if (!phy->lo_control) { - err = -ENOMEM; - goto err_busdown; - } - } - setup_struct_wldev_for_init(dev); - - err = bcm43xx_phy_init_tssi2dbm_table(dev); - if (err) - goto err_kfree_lo_control; - - /* Enable IRQ routing to this device. */ - ssb_pcicore_dev_irqvecs_enable(&bus->pcicore, dev->dev); - - bcm43xx_imcfglo_timeouts_workaround(dev); - bcm43xx_bluetooth_coext_disable(dev); - bcm43xx_phy_early_init(dev); - err = bcm43xx_chip_init(dev); - if (err) - goto err_kfree_tssitbl; - bcm43xx_shm_write16(dev, BCM43xx_SHM_SHARED, - BCM43xx_SHM_SH_WLCOREREV, - dev->dev->id.revision); - hf = bcm43xx_hf_read(dev); - if (phy->type == BCM43xx_PHYTYPE_G) { - hf |= BCM43xx_HF_SYMW; - if (phy->rev == 1) - hf |= BCM43xx_HF_GDCW; - if (sprom->r1.boardflags_lo & BCM43xx_BFL_PACTRL) - hf |= BCM43xx_HF_OFDMPABOOST; - } else if (phy->type == BCM43xx_PHYTYPE_B) { - hf |= BCM43xx_HF_SYMW; - if (phy->rev >= 2 && phy->radio_ver == 0x2050) - hf &= ~BCM43xx_HF_GDCW; - } - bcm43xx_hf_write(dev, hf); - - /* Short/Long Retry Limit. - * The retry-limit is a 4-bit counter. Enforce this to avoid overflowing - * the chip-internal counter. - */ - tmp = limit_value(modparam_short_retry, 0, 0xF); - bcm43xx_shm_write16(dev, BCM43xx_SHM_SCRATCH, - BCM43xx_SHM_SC_SRLIMIT, tmp); - tmp = limit_value(modparam_long_retry, 0, 0xF); - bcm43xx_shm_write16(dev, BCM43xx_SHM_SCRATCH, - BCM43xx_SHM_SC_LRLIMIT, tmp); - - bcm43xx_shm_write16(dev, BCM43xx_SHM_SHARED, - BCM43xx_SHM_SH_SFFBLIM, 3); - bcm43xx_shm_write16(dev, BCM43xx_SHM_SHARED, - BCM43xx_SHM_SH_LFFBLIM, 2); - - bcm43xx_rate_memory_init(dev); - - /* Minimum Contention Window */ - if (phy->type == BCM43xx_PHYTYPE_B) { - bcm43xx_shm_write16(dev, BCM43xx_SHM_SCRATCH, - BCM43xx_SHM_SC_MINCONT, 0x1F); - } else { - bcm43xx_shm_write16(dev, BCM43xx_SHM_SCRATCH, - BCM43xx_SHM_SC_MINCONT, 0xF); - } - /* Maximum Contention Window */ - bcm43xx_shm_write16(dev, BCM43xx_SHM_SCRATCH, - BCM43xx_SHM_SC_MAXCONT, 0x3FF); - - do { - if (bcm43xx_using_pio(dev)) { - err = bcm43xx_pio_init(dev); - } else { - err = bcm43xx_dma_init(dev); - if (!err) - bcm43xx_qos_init(dev); - } - } while (err == -EAGAIN); - if (err) - goto err_chip_exit; - -//FIXME -#if 1 - bcm43xx_write16(dev, 0x0612, 0x0050); - bcm43xx_shm_write16(dev, BCM43xx_SHM_SHARED, 0x0416, 0x0050); - bcm43xx_shm_write16(dev, BCM43xx_SHM_SHARED, 0x0414, 0x01F4); -#endif - - bcm43xx_bluetooth_coext_enable(dev); - - ssb_bus_powerup(bus, 1); /* Enable dynamic PCTL */ - wl->bssid = NULL; - bcm43xx_upload_card_macaddress(dev, NULL); - bcm43xx_security_init(dev); - bcm43xx_rng_init(wl); - - bcm43xx_set_status(dev, BCM43xx_STAT_INITIALIZED); - -out: - return err; - -err_chip_exit: - bcm43xx_chip_exit(dev); -err_kfree_tssitbl: - if (phy->dyn_tssi_tbl) - kfree(phy->tssi2dbm); -err_kfree_lo_control: - kfree(phy->lo_control); - phy->lo_control = NULL; -err_busdown: - ssb_bus_may_powerdown(bus); - bcm43xx_set_status(dev, BCM43xx_STAT_UNINIT); - return err; -} - -static int bcm43xx_add_interface(struct ieee80211_hw *hw, - struct ieee80211_if_init_conf *conf) -{ - struct bcm43xx_wl *wl = hw_to_bcm43xx_wl(hw); - struct bcm43xx_wldev *dev; - unsigned long flags; - int err = -EOPNOTSUPP; - int did_init = 0; - - mutex_lock(&wl->mutex); - if ((conf->type != IEEE80211_IF_TYPE_MNTR) && - wl->operating) - goto out_mutex_unlock; - - dprintk(KERN_INFO PFX "Adding Interface type %d\n", conf->type); - - dev = wl->current_dev; - if (bcm43xx_status(dev) == BCM43xx_STAT_UNINIT) { - err = bcm43xx_wireless_core_init(dev); - if (err) - goto out_mutex_unlock; - did_init = 1; - } - if (!dev->started) { - err = bcm43xx_wireless_core_start(dev); - if (err) { - if (did_init) - bcm43xx_wireless_core_exit(dev); - goto out_mutex_unlock; - } - } - - spin_lock_irqsave(&wl->irq_lock, flags); - switch (conf->type) { - case IEEE80211_IF_TYPE_MNTR: - wl->monitor++; - break; - default: - wl->operating = 1; - wl->if_id = conf->if_id; - wl->if_type = conf->type; - bcm43xx_upload_card_macaddress(dev, conf->mac_addr); - } - bcm43xx_adjust_opmode(dev); - spin_unlock_irqrestore(&wl->irq_lock, flags); - - err = 0; -out_mutex_unlock: - mutex_unlock(&wl->mutex); - - return err; -} - -static void bcm43xx_remove_interface(struct ieee80211_hw *hw, - struct ieee80211_if_init_conf *conf) -{ - struct bcm43xx_wl *wl = hw_to_bcm43xx_wl(hw); - struct bcm43xx_wldev *dev; - unsigned long flags; - - dprintk(KERN_INFO PFX "Removing Interface type %d\n", conf->type); - - mutex_lock(&wl->mutex); - if (conf->type == IEEE80211_IF_TYPE_MNTR) { - wl->monitor--; - assert(wl->monitor >= 0); - } else { - assert(wl->operating); - wl->operating = 0; - } - - dev = wl->current_dev; - if (!wl->operating && wl->monitor == 0) { - /* No interface left. */ - if (dev->started) - bcm43xx_wireless_core_stop(dev); - bcm43xx_wireless_core_exit(dev); - } else { - /* Just monitor interfaces left. */ - spin_lock_irqsave(&wl->irq_lock, flags); - bcm43xx_adjust_opmode(dev); - if (!wl->operating) - bcm43xx_upload_card_macaddress(dev, NULL); - spin_unlock_irqrestore(&wl->irq_lock, flags); - } - mutex_unlock(&wl->mutex); -} - - -static const struct ieee80211_ops bcm43xx_hw_ops = { - .tx = bcm43xx_tx, - .conf_tx = bcm43xx_conf_tx, - .add_interface = bcm43xx_add_interface, - .remove_interface = bcm43xx_remove_interface, - .reset = bcm43xx_dev_reset, - .config = bcm43xx_dev_config, - .config_interface = bcm43xx_config_interface, - .set_multicast_list = bcm43xx_set_multicast_list, - .set_key = bcm43xx_dev_set_key, - .get_stats = bcm43xx_get_stats, - .get_tx_stats = bcm43xx_get_tx_stats, -}; - -/* Hard-reset the chip. Do not call this directly. - * Use bcm43xx_controller_restart() - */ -static void bcm43xx_chip_reset(struct work_struct *work) -{ - struct bcm43xx_wldev *dev = - container_of(work, struct bcm43xx_wldev, restart_work); - struct bcm43xx_wl *wl = dev->wl; - int err; - int was_started = 0; - int was_inited = 0; - - mutex_lock(&wl->mutex); - - /* Bring the device down... */ - if (dev->started) { - was_started = 1; - bcm43xx_wireless_core_stop(dev); - } - if (bcm43xx_status(dev) == BCM43xx_STAT_INITIALIZED) { - was_inited = 1; - bcm43xx_wireless_core_exit(dev); - } - - /* ...and up again. */ - if (was_inited) { - err = bcm43xx_wireless_core_init(dev); - if (err) - goto out; - } - if (was_started) { - assert(was_inited); - err = bcm43xx_wireless_core_start(dev); - if (err) { - bcm43xx_wireless_core_exit(dev); - goto out; - } - } -out: - mutex_unlock(&wl->mutex); - if (err) - printk(KERN_ERR PFX "Controller restart FAILED\n"); - else - printk(KERN_INFO PFX "Controller restarted\n"); -} - -static int bcm43xx_setup_modes(struct bcm43xx_wldev *dev, - int have_aphy, - int have_bphy, - int have_gphy) -{ - struct ieee80211_hw *hw = dev->wl->hw; - struct ieee80211_hw_mode *mode; - struct bcm43xx_phy *phy = &dev->phy; - int cnt = 0; - int err; - -/*FIXME: Don't tell ieee80211 about an A-PHY, because we currently don't support A-PHY. */ -have_aphy = 0; - - phy->possible_phymodes = 0; - for ( ; 1; cnt++) { - if (have_aphy) { - assert(cnt < BCM43xx_MAX_PHYHWMODES); - mode = &phy->hwmodes[cnt]; - - mode->mode = MODE_IEEE80211A; - mode->num_channels = bcm43xx_a_chantable_size; - mode->channels = bcm43xx_a_chantable; - mode->num_rates = bcm43xx_a_ratetable_size; - mode->rates = bcm43xx_a_ratetable; - err = ieee80211_register_hwmode(hw, mode); - if (err) - return err; - - phy->possible_phymodes |= BCM43xx_PHYMODE_A; - have_aphy = 0; - continue; - } - if (have_bphy) { - assert(cnt < BCM43xx_MAX_PHYHWMODES); - mode = &phy->hwmodes[cnt]; - - mode->mode = MODE_IEEE80211B; - mode->num_channels = bcm43xx_bg_chantable_size; - mode->channels = bcm43xx_bg_chantable; - mode->num_rates = bcm43xx_b_ratetable_size; - mode->rates = bcm43xx_b_ratetable; - err = ieee80211_register_hwmode(hw, mode); - if (err) - return err; - - phy->possible_phymodes |= BCM43xx_PHYMODE_B; - have_bphy = 0; - continue; - } - if (have_gphy) { - assert(cnt < BCM43xx_MAX_PHYHWMODES); - mode = &phy->hwmodes[cnt]; - - mode->mode = MODE_IEEE80211G; - mode->num_channels = bcm43xx_bg_chantable_size; - mode->channels = bcm43xx_bg_chantable; - mode->num_rates = bcm43xx_g_ratetable_size; - mode->rates = bcm43xx_g_ratetable; - err = ieee80211_register_hwmode(hw, mode); - if (err) - return err; - - phy->possible_phymodes |= BCM43xx_PHYMODE_G; - have_gphy = 0; - continue; - } - break; - } - - return 0; -} - -static void bcm43xx_wireless_core_detach(struct bcm43xx_wldev *dev) -{ - /* We release firmware that late to not be required to re-request - * is all the time when we reinit the core. */ - bcm43xx_release_firmware(dev); -} - -static int bcm43xx_wireless_core_attach(struct bcm43xx_wldev *dev) -{ - struct bcm43xx_wl *wl = dev->wl; - struct ssb_bus *bus = dev->dev->bus; - struct pci_dev *pdev = bus->host_pci; - int err; - int have_aphy = 0, have_bphy = 0, have_gphy = 0; - u32 tmp; - - /* Do NOT do any device initialization here. - * Do it in wireless_core_init() instead. - * This function is for gathering basic information about the HW, only. - * Also some structs may be set up here. But most likely you want to have - * that in core_init(), too. - */ - - /* Get the PHY type. */ - if (dev->dev->id.revision >= 5) { - u32 tmshigh; - - tmshigh = ssb_read32(dev->dev, SSB_TMSHIGH); - have_aphy = !!(tmshigh & BCM43xx_TMSHIGH_APHY); - have_gphy = !!(tmshigh & BCM43xx_TMSHIGH_GPHY); - if (!have_aphy && !have_gphy) - have_bphy = 1; - } else if (dev->dev->id.revision == 4) { - have_gphy = 1; - have_aphy = 1; - } else - have_bphy = 1; - - /* Initialize LEDs structs. */ - err = bcm43xx_leds_init(dev); - if (err) - goto out; - - dev->phy.gmode = (have_gphy || have_bphy); - tmp = dev->phy.gmode ? BCM43xx_TMSLOW_GMODE : 0; - bcm43xx_wireless_core_reset(dev, tmp); - - err = bcm43xx_phy_versioning(dev); - if (err) - goto err_leds_exit; - /* Check if this device supports multiband. */ - if (!pdev || - (pdev->device != 0x4312 && - pdev->device != 0x4319 && - pdev->device != 0x4324)) { - /* No multiband support. */ - have_aphy = 0; - have_bphy = 0; - have_gphy = 0; - switch (dev->phy.type) { - case BCM43xx_PHYTYPE_A: - have_aphy = 1; - break; - case BCM43xx_PHYTYPE_B: - have_bphy = 1; - break; - case BCM43xx_PHYTYPE_G: - have_gphy = 1; - break; - default: - assert(0); - } - } - dev->phy.gmode = (have_gphy || have_bphy); - tmp = dev->phy.gmode ? BCM43xx_TMSLOW_GMODE : 0; - bcm43xx_wireless_core_reset(dev, tmp); - - err = bcm43xx_validate_chipaccess(dev); - if (err) - goto err_leds_exit; - err = bcm43xx_setup_modes(dev, have_aphy, - have_bphy, have_gphy); - if (err) - goto err_leds_exit; - - /* Now set some default "current_dev" */ - if (!wl->current_dev) - wl->current_dev = dev; - INIT_WORK(&dev->restart_work, bcm43xx_chip_reset); - - bcm43xx_radio_turn_off(dev); - bcm43xx_switch_analog(dev, 0); - ssb_device_disable(dev->dev, 0); - ssb_bus_may_powerdown(bus); - -out: - return err; - -err_leds_exit: - bcm43xx_leds_exit(dev); - return err; -} - -static void bcm43xx_one_core_detach(struct ssb_device *dev) -{ - struct bcm43xx_wldev *wldev; - struct bcm43xx_wl *wl; - - wldev = ssb_get_drvdata(dev); - wl = wldev->wl; - bcm43xx_debugfs_remove_device(wldev); - bcm43xx_wireless_core_detach(wldev); - list_del(&wldev->list); - wl->nr_devs--; - ssb_set_drvdata(dev, NULL); - kfree(wldev); -} - -static int bcm43xx_one_core_attach(struct ssb_device *dev, - struct bcm43xx_wl *wl) -{ - struct bcm43xx_wldev *wldev; - struct pci_dev *pdev; - int err = -ENOMEM; - - if (!list_empty(&wl->devlist)) { - /* We are not the first core on this chip. */ - pdev = dev->bus->host_pci; - /* Only special chips support more than one wireless - * core, although some of the other chips have more than - * one wireless core as well. Check for this and - * bail out early. - */ - if (!pdev || - ((pdev->device != 0x4321) && - (pdev->device != 0x4313) && - (pdev->device != 0x431A))) { - dprintk(KERN_INFO PFX "Ignoring unconnected 802.11 core\n"); - return -ENODEV; - } - } - - wldev = kzalloc(sizeof(*wldev), GFP_KERNEL); - if (!wldev) - goto out; - - wldev->dev = dev; - wldev->wl = wl; - bcm43xx_set_status(wldev, BCM43xx_STAT_UNINIT); - wldev->bad_frames_preempt = modparam_bad_frames_preempt; - tasklet_init(&wldev->isr_tasklet, - (void (*)(unsigned long))bcm43xx_interrupt_tasklet, - (unsigned long)wldev); - if (modparam_pio) - wldev->__using_pio = 1; - INIT_LIST_HEAD(&wldev->list); - - err = bcm43xx_wireless_core_attach(wldev); - if (err) - goto err_kfree_wldev; - - list_add(&wldev->list, &wl->devlist); - wl->nr_devs++; - ssb_set_drvdata(dev, wldev); - bcm43xx_debugfs_add_device(wldev); - -out: - return err; - -err_kfree_wldev: - kfree(wldev); - return err; -} - -static void bcm43xx_sprom_fixup(struct ssb_bus *bus) -{ - /* boardflags workarounds */ - if (bus->boardinfo.vendor == SSB_BOARDVENDOR_DELL && - bus->chip_id == 0x4301 && - bus->boardinfo.rev == 0x74) - bus->sprom.r1.boardflags_lo |= BCM43xx_BFL_BTCOEXIST; - if (bus->boardinfo.vendor == PCI_VENDOR_ID_APPLE && - bus->boardinfo.type == 0x4E && - bus->boardinfo.rev > 0x40) - bus->sprom.r1.boardflags_lo |= BCM43xx_BFL_PACTRL; - - /* Convert Antennagain values to Q5.2 */ - bus->sprom.r1.antenna_gain_a <<= 2; - bus->sprom.r1.antenna_gain_bg <<= 2; -} - -static void bcm43xx_wireless_exit(struct ssb_device *dev, - struct bcm43xx_wl *wl) -{ - struct ieee80211_hw *hw = wl->hw; - - ssb_set_devtypedata(dev, NULL); - ieee80211_free_hw(hw); -} - -static int bcm43xx_wireless_init(struct ssb_device *dev) -{ - struct ssb_sprom *sprom = &dev->bus->sprom; - struct ieee80211_hw *hw; - struct bcm43xx_wl *wl; - int err = -ENOMEM; - - bcm43xx_sprom_fixup(dev->bus); - - hw = ieee80211_alloc_hw(sizeof(*wl), &bcm43xx_hw_ops); - if (!hw) { - printk(KERN_ERR PFX "Could not allocate ieee80211 device\n"); - goto out; - } - - /* fill hw info */ - hw->flags = IEEE80211_HW_HOST_GEN_BEACON_TEMPLATE | - IEEE80211_HW_MONITOR_DURING_OPER | - IEEE80211_HW_DEVICE_HIDES_WEP | - IEEE80211_HW_WEP_INCLUDE_IV; - hw->max_signal = 100; - hw->max_rssi = -110; - hw->max_noise = -110; - hw->queues = 1; /* FIXME: hardware has more queues */ - SET_IEEE80211_DEV(hw, dev->dev); - if (is_valid_ether_addr(sprom->r1.et1mac)) - SET_IEEE80211_PERM_ADDR(hw, sprom->r1.et1mac); - else - SET_IEEE80211_PERM_ADDR(hw, sprom->r1.il0mac); - - /* Get and initialize struct bcm43xx_wl */ - wl = hw_to_bcm43xx_wl(hw); - memset(wl, 0, sizeof(*wl)); - wl->hw = hw; - spin_lock_init(&wl->irq_lock); - spin_lock_init(&wl->leds_lock); - mutex_init(&wl->mutex); - INIT_LIST_HEAD(&wl->devlist); - - ssb_set_devtypedata(dev, wl); - printk(KERN_INFO PFX "Broadcom %04X WLAN found\n", dev->bus->chip_id); - err = 0; -out: - return err; -} - -static int bcm43xx_probe(struct ssb_device *dev, - const struct ssb_device_id *id) -{ - struct bcm43xx_wl *wl; - int err; - int first = 0; - - wl = ssb_get_devtypedata(dev); - if (!wl) { - /* Probing the first core. Must setup common struct bcm43xx_wl */ - first = 1; - err = bcm43xx_wireless_init(dev); - if (err) - goto out; - wl = ssb_get_devtypedata(dev); - assert(wl); - } - err = bcm43xx_one_core_attach(dev, wl); - if (err) - goto err_wireless_exit; - - if (first) { - err = ieee80211_register_hw(wl->hw); - if (err) - goto err_one_core_detach; - } - -out: - return err; - -err_one_core_detach: - bcm43xx_one_core_detach(dev); -err_wireless_exit: - if (first) - bcm43xx_wireless_exit(dev, wl); - return err; -} - -static void bcm43xx_remove(struct ssb_device *dev) -{ - struct bcm43xx_wl *wl = ssb_get_devtypedata(dev); - struct bcm43xx_wldev *wldev = ssb_get_drvdata(dev); - - assert(wl); - if (wl->current_dev == wldev) - ieee80211_unregister_hw(wl->hw); - - bcm43xx_one_core_detach(dev); - - if (list_empty(&wl->devlist)) { - /* Last core on the chip unregistered. - * We can destroy common struct bcm43xx_wl. - */ - bcm43xx_wireless_exit(dev, wl); - } -} - -/* Hard-reset the chip. - * This can be called from interrupt or process context. - * dev->irq_lock must be locked. - */ -void bcm43xx_controller_restart(struct bcm43xx_wldev *dev, const char *reason) -{ - if (bcm43xx_status(dev) != BCM43xx_STAT_INITIALIZED) - return; - printk(KERN_ERR PFX "Controller RESET (%s) ...\n", reason); - queue_work(dev->wl->hw->workqueue, &dev->restart_work); -} - -#ifdef CONFIG_PM - -static int bcm43xx_suspend(struct ssb_device *dev, pm_message_t state) -{ - struct bcm43xx_wldev *wldev = ssb_get_drvdata(dev); - struct bcm43xx_wl *wl = wldev->wl; - - dprintk(KERN_INFO PFX "Suspending...\n"); - - mutex_lock(&wl->mutex); - wldev->was_started = !!wldev->started; - wldev->was_initialized = (bcm43xx_status(wldev) == BCM43xx_STAT_INITIALIZED); - if (wldev->started) - bcm43xx_wireless_core_stop(wldev); - if (bcm43xx_status(wldev) == BCM43xx_STAT_INITIALIZED) - bcm43xx_wireless_core_exit(wldev); - - mutex_unlock(&wl->mutex); - - dprintk(KERN_INFO PFX "Device suspended.\n"); - - return 0; -} - -static int bcm43xx_resume(struct ssb_device *dev) -{ - struct bcm43xx_wldev *wldev = ssb_get_drvdata(dev); - int err = 0; - - dprintk(KERN_INFO PFX "Resuming...\n"); - - if (wldev->was_initialized) { - err = bcm43xx_wireless_core_init(wldev); - if (err) { - printk(KERN_ERR PFX "Resume failed at core init\n"); - goto out; - } - } - if (wldev->was_started) { - assert(wldev->was_initialized); - err = bcm43xx_wireless_core_start(wldev); - if (err) { - printk(KERN_ERR PFX "Resume failed at core start\n"); - goto out; - } - } - - dprintk(KERN_INFO PFX "Device resumed.\n"); -out: - return err; -} - -#else /* CONFIG_PM */ -# define bcm43xx_suspend NULL -# define bcm43xx_resume NULL -#endif /* CONFIG_PM */ - -static struct ssb_driver bcm43xx_ssb_driver = { - .name = KBUILD_MODNAME, - .id_table = bcm43xx_ssb_tbl, - .probe = bcm43xx_probe, - .remove = bcm43xx_remove, - .suspend = bcm43xx_suspend, - .resume = bcm43xx_resume, -}; - -#ifdef CONFIG_BCM43XX_MAC80211_PCI -/* The PCI frontend stub */ -static const struct pci_device_id bcm43xx_pci_tbl[] = { - { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4307) }, - { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4311) }, - { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4312) }, - { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4318) }, - { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4319) }, - { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4320) }, - { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4321) }, - { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4324) }, - { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4325) }, - { 0 }, -}; -MODULE_DEVICE_TABLE(pci, bcm43xx_pci_tbl); - -static struct pci_driver bcm43xx_pci_driver = { - .name = "bcm43xx-pci", - .id_table = bcm43xx_pci_tbl, -}; -#endif /* CONFIG_BCM43XX_MAC80211_PCI */ - -static int __init bcm43xx_init(void) -{ - int err; - - bcm43xx_debugfs_init(); -#ifdef CONFIG_BCM43XX_MAC80211_PCI - err = ssb_pcihost_register(&bcm43xx_pci_driver); - if (err) - goto err_dfs_exit; -#endif - err = bcm43xx_pcmcia_init(); - if (err) - goto err_pci_exit; - err = ssb_driver_register(&bcm43xx_ssb_driver); - if (err) - goto err_pcmcia_exit; - - return err; - -err_pcmcia_exit: - bcm43xx_pcmcia_exit(); -err_pci_exit: -#ifdef CONFIG_BCM43XX_MAC80211_PCI - ssb_pcihost_unregister(&bcm43xx_pci_driver); -#endif -err_dfs_exit: - bcm43xx_debugfs_exit(); - return err; -} - -static void __exit bcm43xx_exit(void) -{ - ssb_driver_unregister(&bcm43xx_ssb_driver); - bcm43xx_pcmcia_exit(); -#ifdef CONFIG_BCM43XX_MAC80211_PCI - ssb_pcihost_unregister(&bcm43xx_pci_driver); -#endif - bcm43xx_debugfs_exit(); -} - -module_init(bcm43xx_init) -module_exit(bcm43xx_exit) diff --git a/package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_main.h b/package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_main.h deleted file mode 100644 index 0a39539bad..0000000000 --- a/package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_main.h +++ /dev/null @@ -1,156 +0,0 @@ -/* - - Broadcom BCM43xx wireless driver - - Copyright (c) 2005 Martin Langer <martin-langer@gmx.de>, - Stefano Brivio <st3@riseup.net> - Michael Buesch <mb@bu3sch.de> - Danny van Dyk <kugelfang@gentoo.org> - Andreas Jaggi <andreas.jaggi@waterwave.ch> - - Some parts of the code in this file are derived from the ipw2200 - driver Copyright(c) 2003 - 2004 Intel Corporation. - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; see the file COPYING. If not, write to - the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor, - Boston, MA 02110-1301, USA. - -*/ - -#ifndef BCM43xx_MAIN_H_ -#define BCM43xx_MAIN_H_ - -#include "bcm43xx.h" - - -#define P4D_BYT3S(magic, nr_bytes) u8 __p4dding##magic[nr_bytes] -#define P4D_BYTES(line, nr_bytes) P4D_BYT3S(line, nr_bytes) -/* Magic helper macro to pad structures. Ignore those above. It's magic. */ -#define PAD_BYTES(nr_bytes) P4D_BYTES( __LINE__ , (nr_bytes)) - - -/* Lightweight function to convert a frequency (in Mhz) to a channel number. */ -static inline -u8 bcm43xx_freq_to_channel_a(int freq) -{ - return ((freq - 5000) / 5); -} -static inline -u8 bcm43xx_freq_to_channel_bg(int freq) -{ - u8 channel; - - if (freq == 2484) - channel = 14; - else - channel = (freq - 2407) / 5; - - return channel; -} -static inline -u8 bcm43xx_freq_to_channel(struct bcm43xx_wldev *dev, - int freq) -{ - if (dev->phy.type == BCM43xx_PHYTYPE_A) - return bcm43xx_freq_to_channel_a(freq); - return bcm43xx_freq_to_channel_bg(freq); -} - -/* Lightweight function to convert a channel number to a frequency (in Mhz). */ -static inline -int bcm43xx_channel_to_freq_a(u8 channel) -{ - return (5000 + (5 * channel)); -} -static inline -int bcm43xx_channel_to_freq_bg(u8 channel) -{ - int freq; - - if (channel == 14) - freq = 2484; - else - freq = 2407 + (5 * channel); - - return freq; -} -static inline -int bcm43xx_channel_to_freq(struct bcm43xx_wldev *dev, - u8 channel) -{ - if (dev->phy.type == BCM43xx_PHYTYPE_A) - return bcm43xx_channel_to_freq_a(channel); - return bcm43xx_channel_to_freq_bg(channel); -} - -static inline -int bcm43xx_is_cck_rate(int rate) -{ - return (rate == BCM43xx_CCK_RATE_1MB || - rate == BCM43xx_CCK_RATE_2MB || - rate == BCM43xx_CCK_RATE_5MB || - rate == BCM43xx_CCK_RATE_11MB); -} - -static inline -int bcm43xx_is_ofdm_rate(int rate) -{ - return !bcm43xx_is_cck_rate(rate); -} - -static inline -int bcm43xx_is_hw_radio_enabled(struct bcm43xx_wldev *dev) -{ - /* function to return state of hardware enable of radio - * returns 0 if radio disabled, 1 if radio enabled - */ - struct bcm43xx_phy *phy = &dev->phy; - - if (phy->rev >= 3) - return ((bcm43xx_read32(dev, BCM43xx_MMIO_RADIO_HWENABLED_HI) - & BCM43xx_MMIO_RADIO_HWENABLED_HI_MASK) - == 0) ? 1 : 0; - else - return ((bcm43xx_read16(dev, BCM43xx_MMIO_RADIO_HWENABLED_LO) - & BCM43xx_MMIO_RADIO_HWENABLED_LO_MASK) - == 0) ? 0 : 1; -} - -void bcm43xx_tsf_read(struct bcm43xx_wldev *dev, u64 *tsf); -void bcm43xx_tsf_write(struct bcm43xx_wldev *dev, u64 tsf); - -u32 bcm43xx_shm_read32(struct bcm43xx_wldev *dev, - u16 routing, u16 offset); -u16 bcm43xx_shm_read16(struct bcm43xx_wldev *dev, - u16 routing, u16 offset); -void bcm43xx_shm_write32(struct bcm43xx_wldev *dev, - u16 routing, u16 offset, - u32 value); -void bcm43xx_shm_write16(struct bcm43xx_wldev *dev, - u16 routing, u16 offset, - u16 value); - -u32 bcm43xx_hf_read(struct bcm43xx_wldev *dev); -void bcm43xx_hf_write(struct bcm43xx_wldev *dev, u32 value); - -void bcm43xx_dummy_transmission(struct bcm43xx_wldev *dev); - -void bcm43xx_wireless_core_reset(struct bcm43xx_wldev *dev, u32 flags); - -void bcm43xx_mac_suspend(struct bcm43xx_wldev *dev); -void bcm43xx_mac_enable(struct bcm43xx_wldev *dev); - -void bcm43xx_controller_restart(struct bcm43xx_wldev *dev, const char *reason); - -#endif /* BCM43xx_MAIN_H_ */ diff --git a/package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_pcmcia.c b/package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_pcmcia.c deleted file mode 100644 index f48cba6482..0000000000 --- a/package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_pcmcia.c +++ /dev/null @@ -1,158 +0,0 @@ -/* - - Broadcom BCM43xx wireless driver - - Copyright (c) 2007 Michael Buesch <mb@bu3sch.de> - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; see the file COPYING. If not, write to - the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor, - Boston, MA 02110-1301, USA. - -*/ - -#include <linux/ssb/ssb.h> - -#include <pcmcia/cs_types.h> -#include <pcmcia/cs.h> -#include <pcmcia/cistpl.h> -#include <pcmcia/ciscode.h> -#include <pcmcia/ds.h> -#include <pcmcia/cisreg.h> - - -static /*const*/ struct pcmcia_device_id bcm43xx_pcmcia_tbl[] = { - PCMCIA_DEVICE_MANF_CARD(0x2D0, 0x448), - PCMCIA_DEVICE_NULL, -}; -MODULE_DEVICE_TABLE(pcmcia, bcm43xx_pcmcia_tbl); - - -#ifdef CONFIG_PM -static int bcm43xx_pcmcia_suspend(struct pcmcia_device *dev) -{ - //TODO - return 0; -} - -static int bcm43xx_pcmcia_resume(struct pcmcia_device *dev) -{ - //TODO - return 0; -} -#else /* CONFIG_PM */ -# define bcm43xx_pcmcia_suspend NULL -# define bcm43xx_pcmcia_resume NULL -#endif /* CONFIG_PM */ - -static int __devinit bcm43xx_pcmcia_probe(struct pcmcia_device *dev) -{ - struct ssb_bus *ssb; - win_req_t win; - memreq_t mem; - tuple_t tuple; - cisparse_t parse; - int err = -ENOMEM; - int res; - unsigned char buf[64]; - - ssb = kzalloc(sizeof(*ssb), GFP_KERNEL); - if (!ssb) - goto out; - - err = -ENODEV; - tuple.DesiredTuple = CISTPL_CONFIG; - tuple.Attributes = 0; - tuple.TupleData = buf; - tuple.TupleDataMax = sizeof(buf); - tuple.TupleOffset = 0; - - res = pcmcia_get_first_tuple(dev, &tuple); - if (res != CS_SUCCESS) - goto err_kfree_ssb; - res = pcmcia_get_tuple_data(dev, &tuple); - if (res != CS_SUCCESS) - goto err_kfree_ssb; - res = pcmcia_parse_tuple(dev, &tuple, &parse); - if (res != CS_SUCCESS) - goto err_kfree_ssb; - - dev->conf.ConfigBase = parse.config.base; - dev->conf.Present = parse.config.rmask[0]; - - dev->io.BasePort2 = 0; - dev->io.NumPorts2 = 0; - dev->io.Attributes2 = 0; - - win.Attributes = WIN_MEMORY_TYPE_CM | WIN_ENABLE | WIN_USE_WAIT; - win.Base = 0; - win.Size = SSB_CORE_SIZE; - win.AccessSpeed = 1000; - res = pcmcia_request_window(&dev, &win, &dev->win); - if (res != CS_SUCCESS) - goto err_kfree_ssb; - - mem.CardOffset = 0; - mem.Page = 0; - res = pcmcia_map_mem_page(dev->win, &mem); - if (res != CS_SUCCESS) - goto err_kfree_ssb; - - res = pcmcia_request_configuration(dev, &dev->conf); - if (res != CS_SUCCESS) - goto err_disable; - - err = ssb_bus_pcmciabus_register(ssb, dev, win.Base); - dev->priv = ssb; - -out: - return err; -err_disable: - pcmcia_disable_device(dev); -err_kfree_ssb: - kfree(ssb); - return err; -} - -static void __devexit bcm43xx_pcmcia_remove(struct pcmcia_device *dev) -{ - struct ssb_bus *ssb = dev->priv; - - ssb_bus_unregister(ssb); - pcmcia_release_window(dev->win); - pcmcia_disable_device(dev); - kfree(ssb); - dev->priv = NULL; -} - -static struct pcmcia_driver bcm43xx_pcmcia_driver = { - .owner = THIS_MODULE, - .drv = { - .name = "bcm43xx-pcmcia", - }, - .id_table = bcm43xx_pcmcia_tbl, - .probe = bcm43xx_pcmcia_probe, - .remove = bcm43xx_pcmcia_remove, - .suspend = bcm43xx_pcmcia_suspend, - .resume = bcm43xx_pcmcia_resume, -}; - -int bcm43xx_pcmcia_init(void) -{ - return pcmcia_register_driver(&bcm43xx_pcmcia_driver); -} - -void bcm43xx_pcmcia_exit(void) -{ - pcmcia_unregister_driver(&bcm43xx_pcmcia_driver); -} diff --git a/package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_pcmcia.h b/package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_pcmcia.h deleted file mode 100644 index e6d5788b7b..0000000000 --- a/package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_pcmcia.h +++ /dev/null @@ -1,22 +0,0 @@ -#ifndef BCM43xx_PCMCIA_H_ -#define BCM43xx_PCMCIA_H_ - -#ifdef CONFIG_BCM43XX_MAC80211_PCMCIA - -int bcm43xx_pcmcia_init(void); -void bcm43xx_pcmcia_exit(void); - -#else /* CONFIG_BCM43XX_MAC80211_PCMCIA */ - -static inline -int bcm43xx_pcmcia_init(void) -{ - return 0; -} -static inline -void bcm43xx_pcmcia_exit(void) -{ -} - -#endif /* CONFIG_BCM43XX_MAC80211_PCMCIA */ -#endif /* BCM43xx_PCMCIA_H_ */ diff --git a/package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_phy.c b/package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_phy.c deleted file mode 100644 index 406e0034d9..0000000000 --- a/package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_phy.c +++ /dev/null @@ -1,4361 +0,0 @@ -/* - - Broadcom BCM43xx wireless driver - - Copyright (c) 2005 Martin Langer <martin-langer@gmx.de>, - Copyright (c) 2005, 2006 Stefano Brivio <st3@riseup.net> - Copyright (c) 2005, 2006 Michael Buesch <mb@bu3sch.de> - Copyright (c) 2005, 2006 Danny van Dyk <kugelfang@gentoo.org> - Copyright (c) 2005, 2006 Andreas Jaggi <andreas.jaggi@waterwave.ch> - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; see the file COPYING. If not, write to - the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor, - Boston, MA 02110-1301, USA. - -*/ - -#include <linux/delay.h> -#include <linux/types.h> - -#include "bcm43xx.h" -#include "bcm43xx_phy.h" -#include "bcm43xx_main.h" -#include "bcm43xx_tables.h" -#include "bcm43xx_power.h" -#include "bcm43xx_lo.h" - - -static const s8 bcm43xx_tssi2dbm_b_table[] = { - 0x4D, 0x4C, 0x4B, 0x4A, - 0x4A, 0x49, 0x48, 0x47, - 0x47, 0x46, 0x45, 0x45, - 0x44, 0x43, 0x42, 0x42, - 0x41, 0x40, 0x3F, 0x3E, - 0x3D, 0x3C, 0x3B, 0x3A, - 0x39, 0x38, 0x37, 0x36, - 0x35, 0x34, 0x32, 0x31, - 0x30, 0x2F, 0x2D, 0x2C, - 0x2B, 0x29, 0x28, 0x26, - 0x25, 0x23, 0x21, 0x1F, - 0x1D, 0x1A, 0x17, 0x14, - 0x10, 0x0C, 0x06, 0x00, - -7, -7, -7, -7, - -7, -7, -7, -7, - -7, -7, -7, -7, -}; - -static const s8 bcm43xx_tssi2dbm_g_table[] = { - 77, 77, 77, 76, - 76, 76, 75, 75, - 74, 74, 73, 73, - 73, 72, 72, 71, - 71, 70, 70, 69, - 68, 68, 67, 67, - 66, 65, 65, 64, - 63, 63, 62, 61, - 60, 59, 58, 57, - 56, 55, 54, 53, - 52, 50, 49, 47, - 45, 43, 40, 37, - 33, 28, 22, 14, - 5, -7, -20, -20, - -20, -20, -20, -20, - -20, -20, -20, -20, -}; - -const u8 bcm43xx_radio_channel_codes_bg[] = { - 12, 17, 22, 27, - 32, 37, 42, 47, - 52, 57, 62, 67, - 72, 84, -}; - - -static void bcm43xx_phy_initg(struct bcm43xx_wldev *dev); - -/* Reverse the bits of a 4bit value. - * Example: 1101 is flipped 1011 - */ -static u16 flip_4bit(u16 value) -{ - u16 flipped = 0x0000; - - assert((value & ~0x000F) == 0x0000); - - flipped |= (value & 0x0001) << 3; - flipped |= (value & 0x0002) << 1; - flipped |= (value & 0x0004) >> 1; - flipped |= (value & 0x0008) >> 3; - - return flipped; -} - -static void generate_rfatt_list(struct bcm43xx_wldev *dev, - struct bcm43xx_rfatt_list *list) -{ - struct bcm43xx_phy *phy = &dev->phy; - - /* APHY.rev < 5 || GPHY.rev < 6 */ - static const struct bcm43xx_rfatt rfatt_0[] = { - { .att = 3, .with_padmix = 0, }, - { .att = 1, .with_padmix = 0, }, - { .att = 5, .with_padmix = 0, }, - { .att = 7, .with_padmix = 0, }, - { .att = 9, .with_padmix = 0, }, - { .att = 2, .with_padmix = 0, }, - { .att = 0, .with_padmix = 0, }, - { .att = 4, .with_padmix = 0, }, - { .att = 6, .with_padmix = 0, }, - { .att = 8, .with_padmix = 0, }, - { .att = 1, .with_padmix = 1, }, - { .att = 2, .with_padmix = 1, }, - { .att = 3, .with_padmix = 1, }, - { .att = 4, .with_padmix = 1, }, - }; - /* Radio.rev == 8 && Radio.version == 0x2050 */ - static const struct bcm43xx_rfatt rfatt_1[] = { - { .att = 2, .with_padmix = 1, }, - { .att = 4, .with_padmix = 1, }, - { .att = 6, .with_padmix = 1, }, - { .att = 8, .with_padmix = 1, }, - { .att = 10, .with_padmix = 1, }, - { .att = 12, .with_padmix = 1, }, - { .att = 14, .with_padmix = 1, }, - }; - /* Otherwise */ - static const struct bcm43xx_rfatt rfatt_2[] = { - { .att = 0, .with_padmix = 1, }, - { .att = 2, .with_padmix = 1, }, - { .att = 4, .with_padmix = 1, }, - { .att = 6, .with_padmix = 1, }, - { .att = 8, .with_padmix = 1, }, - { .att = 9, .with_padmix = 1, }, - { .att = 9, .with_padmix = 1, }, - }; - - if ((phy->type == BCM43xx_PHYTYPE_A && phy->rev < 5) || - (phy->type == BCM43xx_PHYTYPE_G && phy->rev < 6)) { - /* Software pctl */ - list->list = rfatt_0; - list->len = ARRAY_SIZE(rfatt_0); - list->min_val = 0; - list->max_val = 9; - return; - } - if (phy->radio_ver == 0x2050 && phy->radio_rev == 8) { - /* Hardware pctl */ - list->list = rfatt_1; - list->len = ARRAY_SIZE(rfatt_1); - list->min_val = 2; - list->max_val = 14; - return; - } - /* Hardware pctl */ - list->list = rfatt_2; - list->len = ARRAY_SIZE(rfatt_2); - list->min_val = 0; - list->max_val = 9; -} - -static void generate_bbatt_list(struct bcm43xx_wldev *dev, - struct bcm43xx_bbatt_list *list) -{ - static const struct bcm43xx_bbatt bbatt_0[] = { - { .att = 0, }, - { .att = 1, }, - { .att = 2, }, - { .att = 3, }, - { .att = 4, }, - { .att = 5, }, - { .att = 6, }, - { .att = 7, }, - { .att = 8, }, - }; - - list->list = bbatt_0; - list->len = ARRAY_SIZE(bbatt_0); - list->min_val = 0; - list->max_val = 8; -} - -static void bcm43xx_shm_clear_tssi(struct bcm43xx_wldev *dev) -{ - struct bcm43xx_phy *phy = &dev->phy; - - switch (phy->type) { - case BCM43xx_PHYTYPE_A: - bcm43xx_shm_write16(dev, BCM43xx_SHM_SHARED, 0x0068, 0x7F7F); - bcm43xx_shm_write16(dev, BCM43xx_SHM_SHARED, 0x006a, 0x7F7F); - break; - case BCM43xx_PHYTYPE_B: - case BCM43xx_PHYTYPE_G: - bcm43xx_shm_write16(dev, BCM43xx_SHM_SHARED, 0x0058, 0x7F7F); - bcm43xx_shm_write16(dev, BCM43xx_SHM_SHARED, 0x005a, 0x7F7F); - bcm43xx_shm_write16(dev, BCM43xx_SHM_SHARED, 0x0070, 0x7F7F); - bcm43xx_shm_write16(dev, BCM43xx_SHM_SHARED, 0x0072, 0x7F7F); - break; - } -} - -void bcm43xx_raw_phy_lock(struct bcm43xx_wldev *dev) -{ - struct bcm43xx_phy *phy = &dev->phy; - - assert(irqs_disabled()); - if (bcm43xx_read32(dev, BCM43xx_MMIO_STATUS_BITFIELD) == 0) { - phy->locked = 0; - return; - } - if (dev->dev->id.revision < 3) { - bcm43xx_mac_suspend(dev); - spin_lock(&phy->lock); - } else { - if (!bcm43xx_is_mode(dev->wl, IEEE80211_IF_TYPE_AP)) - bcm43xx_power_saving_ctl_bits(dev, -1, 1); - } - phy->locked = 1; -} - -void bcm43xx_raw_phy_unlock(struct bcm43xx_wldev *dev) -{ - struct bcm43xx_phy *phy = &dev->phy; - - assert(irqs_disabled()); - if (dev->dev->id.revision < 3) { - if (phy->locked) { - spin_unlock(&phy->lock); - bcm43xx_mac_enable(dev); - } - } else { - if (!bcm43xx_is_mode(dev->wl, IEEE80211_IF_TYPE_AP)) - bcm43xx_power_saving_ctl_bits(dev, -1, -1); - } - phy->locked = 0; -} - -/* Different PHYs require different register routing flags. - * This adjusts (and does sanity checks on) the routing flags. - */ -static inline u16 adjust_phyreg_for_phytype(struct bcm43xx_phy *phy, - u16 offset) -{ - if (phy->type == BCM43xx_PHYTYPE_A) { - /* OFDM registers are base-registers for the A-PHY. */ - offset &= ~BCM43xx_PHYROUTE_OFDM_GPHY; - } - if (offset & BCM43xx_PHYROUTE_EXT_GPHY) { - /* Ext-G registers are only available on G-PHYs */ - if (phy->type != BCM43xx_PHYTYPE_G) { - dprintk(KERN_ERR PFX "EXT-G PHY access at " - "0x%04X on %u type PHY\n", - offset, phy->type); - } - } - - return offset; -} - -u16 bcm43xx_phy_read(struct bcm43xx_wldev *dev, u16 offset) -{ - struct bcm43xx_phy *phy = &dev->phy; - - offset = adjust_phyreg_for_phytype(phy, offset); - bcm43xx_write16(dev, BCM43xx_MMIO_PHY_CONTROL, offset); - return bcm43xx_read16(dev, BCM43xx_MMIO_PHY_DATA); -} - -void bcm43xx_phy_write(struct bcm43xx_wldev *dev, u16 offset, u16 val) -{ - struct bcm43xx_phy *phy = &dev->phy; - - offset = adjust_phyreg_for_phytype(phy, offset); - bcm43xx_write16(dev, BCM43xx_MMIO_PHY_CONTROL, offset); - mmiowb(); - bcm43xx_write16(dev, BCM43xx_MMIO_PHY_DATA, val); -} - -static void bcm43xx_radio_set_txpower_a(struct bcm43xx_wldev *dev, u16 txpower); - -/* Adjust the transmission power output (G-PHY) */ -void bcm43xx_set_txpower_g(struct bcm43xx_wldev *dev, - const struct bcm43xx_bbatt *bbatt, - const struct bcm43xx_rfatt *rfatt, - u8 tx_control) -{ - struct bcm43xx_phy *phy = &dev->phy; - struct bcm43xx_txpower_lo_control *lo = phy->lo_control; - u16 bb, rf; - u16 tx_bias, tx_magn; - - bb = bbatt->att; - rf = rfatt->att; - tx_bias = lo->tx_bias; - tx_magn = lo->tx_magn; - if (unlikely(tx_bias == 0xFF)) - tx_bias = 0; - - /* Save the values for later */ - phy->tx_control = tx_control; - memcpy(&phy->rfatt, rfatt, sizeof(*rfatt)); - memcpy(&phy->bbatt, bbatt, sizeof(*bbatt)); - - if (bcm43xx_debug(dev, BCM43xx_DBG_XMITPOWER)) { - dprintk(KERN_DEBUG PFX "Tuning TX-power to bbatt(%u), " - "rfatt(%u), tx_control(0x%02X), " - "tx_bias(0x%02X), tx_magn(0x%02X)\n", - bb, rf, tx_control, tx_bias, tx_magn); - } - - bcm43xx_phy_set_baseband_attenuation(dev, bb); - bcm43xx_shm_write16(dev, BCM43xx_SHM_SHARED, BCM43xx_SHM_SH_RFATT, rf); - if (phy->radio_ver == 0x2050 && phy->radio_rev == 8) { - bcm43xx_radio_write16(dev, 0x43, - (rf & 0x000F) | (tx_control & 0x0070)); - } else { - bcm43xx_radio_write16(dev, 0x43, - (bcm43xx_radio_read16(dev, 0x43) - & 0xFFF0) | (rf & 0x000F)); - bcm43xx_radio_write16(dev, 0x52, - (bcm43xx_radio_read16(dev, 0x52) - & ~0x0070) | (tx_control & 0x0070)); - } - if (has_tx_magnification(phy)) { - bcm43xx_radio_write16(dev, 0x52, tx_magn | tx_bias); - } else { - bcm43xx_radio_write16(dev, 0x52, - (bcm43xx_radio_read16(dev, 0x52) - & 0xFFF0) | (tx_bias & 0x000F)); - } - if (phy->type == BCM43xx_PHYTYPE_G) - bcm43xx_lo_g_adjust(dev); -} - -static void default_baseband_attenuation(struct bcm43xx_wldev *dev, - struct bcm43xx_bbatt *bb) -{ - struct bcm43xx_phy *phy = &dev->phy; - - if (phy->radio_ver == 0x2050 && phy->radio_rev < 6) - bb->att = 0; - else - bb->att = 2; -} - -static void default_radio_attenuation(struct bcm43xx_wldev *dev, - struct bcm43xx_rfatt *rf) -{ - struct ssb_bus *bus = dev->dev->bus; - struct bcm43xx_phy *phy = &dev->phy; - - rf->with_padmix = 0; - - if (bus->boardinfo.vendor == SSB_BOARDVENDOR_BCM && - bus->boardinfo.type == SSB_BOARD_BCM4309G) { - if (bus->boardinfo.rev < 0x43) { - rf->att = 2; - return; - } else if (bus->boardinfo.rev < 0x51) { - rf->att = 3; - return; - } - } - - if (phy->type == BCM43xx_PHYTYPE_A) { - rf->att = 0x60; - return; - } - - switch (phy->radio_ver) { - case 0x2053: - switch (phy->radio_rev) { - case 1: - rf->att = 6; - return; - } - break; - case 0x2050: - switch (phy->radio_rev) { - case 0: - rf->att = 5; - return; - case 1: - if (phy->type == BCM43xx_PHYTYPE_G) { - if (bus->boardinfo.vendor == SSB_BOARDVENDOR_BCM && - bus->boardinfo.type == SSB_BOARD_BCM4309G && - bus->boardinfo.rev >= 30) - rf->att = 3; - else if (bus->boardinfo.vendor == SSB_BOARDVENDOR_BCM && - bus->boardinfo.type == SSB_BOARD_BU4306) - rf->att = 3; - else - rf->att = 1; - } else { - if (bus->boardinfo.vendor == SSB_BOARDVENDOR_BCM && - bus->boardinfo.type == SSB_BOARD_BCM4309G && - bus->boardinfo.rev >= 30) - rf->att = 7; - else - rf->att = 6; - } - return; - case 2: - if (phy->type == BCM43xx_PHYTYPE_G) { - if (bus->boardinfo.vendor == SSB_BOARDVENDOR_BCM && - bus->boardinfo.type == SSB_BOARD_BCM4309G && - bus->boardinfo.rev >= 30) - rf->att = 3; - else if (bus->boardinfo.vendor == SSB_BOARDVENDOR_BCM && - bus->boardinfo.type == SSB_BOARD_BU4306) - rf->att = 5; - else if (bus->chip_id == 0x4320) - rf->att = 4; - else - rf->att = 3; - } else - rf->att = 6; - return; - case 3: - rf->att = 5; - return; - case 4: - case 5: - rf->att = 1; - return; - case 6: - case 7: - rf->att = 5; - return; - case 8: - rf->att = 0xA; - rf->with_padmix = 1; - return; - case 9: - default: - rf->att = 5; - return; - } - } - rf->att = 5; -} - -static u16 default_tx_control(struct bcm43xx_wldev *dev) -{ - struct bcm43xx_phy *phy = &dev->phy; - - if (phy->radio_ver != 0x2050) - return 0; - if (phy->radio_rev == 1) - return BCM43xx_TXCTL_PA2DB | BCM43xx_TXCTL_TXMIX; - if (phy->radio_rev < 6) - return BCM43xx_TXCTL_PA2DB; - if (phy->radio_rev == 8) - return BCM43xx_TXCTL_TXMIX; - return 0; -} - -/* This func is called "PHY calibrate" in the specs... */ -void bcm43xx_phy_early_init(struct bcm43xx_wldev *dev) -{ - struct bcm43xx_phy *phy = &dev->phy; - struct bcm43xx_txpower_lo_control *lo = phy->lo_control; - - default_baseband_attenuation(dev, &phy->bbatt); - default_radio_attenuation(dev, &phy->rfatt); - phy->tx_control = (default_tx_control(dev) << 4); - - bcm43xx_read32(dev, BCM43xx_MMIO_STATUS_BITFIELD); /* Dummy read. */ - if (phy->type == BCM43xx_PHYTYPE_B || - phy->type == BCM43xx_PHYTYPE_G) { - generate_rfatt_list(dev, &lo->rfatt_list); - generate_bbatt_list(dev, &lo->bbatt_list); - } - if (phy->type == BCM43xx_PHYTYPE_G && phy->rev == 1) { - /* Workaround: Temporarly disable gmode through the early init - * phase, as the gmode stuff is not needed for phy rev 1 */ - phy->gmode = 0; - bcm43xx_wireless_core_reset(dev, 0); - bcm43xx_phy_initg(dev); - phy->gmode = 1; - bcm43xx_wireless_core_reset(dev, BCM43xx_TMSLOW_GMODE); - } -} - -/* GPHY_TSSI_Power_Lookup_Table_Init */ -static void bcm43xx_gphy_tssi_power_lt_init(struct bcm43xx_wldev *dev) -{ - struct bcm43xx_phy *phy = &dev->phy; - int i; - u16 value; - - for (i = 0; i < 32; i++) - bcm43xx_ofdmtab_write16(dev, 0x3C20, i, phy->tssi2dbm[i]); - for (i = 32; i < 64; i++) - bcm43xx_ofdmtab_write16(dev, 0x3C00, i - 32, phy->tssi2dbm[i]); - for (i = 0; i < 64; i += 2) { - value = (u16)phy->tssi2dbm[i]; - value |= ((u16)phy->tssi2dbm[i + 1]) << 8; - bcm43xx_phy_write(dev, 0x380 + (i / 2), value); - } -} - -/* GPHY_Gain_Lookup_Table_Init */ -static void bcm43xx_gphy_gain_lt_init(struct bcm43xx_wldev *dev) -{ - struct bcm43xx_phy *phy = &dev->phy; - struct bcm43xx_txpower_lo_control *lo = phy->lo_control; - u16 nr_written = 0; - u16 tmp; - u8 rf, bb; - - if (!lo->lo_measured) { - bcm43xx_phy_write(dev, 0x3FF, 0); - return; - } - - for (rf = 0; rf < lo->rfatt_list.len; rf++) { - for (bb = 0; bb < lo->bbatt_list.len; bb++) { - if (nr_written >= 0x40) - return; - tmp = lo->bbatt_list.list[bb].att; - tmp <<= 8; - if (phy->radio_rev == 8) - tmp |= 0x50; - else - tmp |= 0x40; - tmp |= lo->rfatt_list.list[rf].att; - bcm43xx_phy_write(dev, 0x3C0 + nr_written, - tmp); - nr_written++; - } - } -} - -/* GPHY_DC_Lookup_Table */ -void bcm43xx_gphy_dc_lt_init(struct bcm43xx_wldev *dev) -{ - struct bcm43xx_phy *phy = &dev->phy; - struct bcm43xx_txpower_lo_control *lo = phy->lo_control; - struct bcm43xx_loctl *loctl0; - struct bcm43xx_loctl *loctl1; - int i; - int rf_offset, bb_offset; - u16 tmp; - - for (i = 0; - i < lo->rfatt_list.len + lo->bbatt_list.len; - i += 2) { - rf_offset = i / lo->rfatt_list.len; - bb_offset = i % lo->rfatt_list.len; - - loctl0 = bcm43xx_get_lo_g_ctl(dev, &lo->rfatt_list.list[rf_offset], - &lo->bbatt_list.list[bb_offset]); - if (i + 1 < lo->rfatt_list.len * lo->bbatt_list.len) { - rf_offset = (i + 1) / lo->rfatt_list.len; - bb_offset = (i + 1) % lo->rfatt_list.len; - - loctl1 = bcm43xx_get_lo_g_ctl(dev, &lo->rfatt_list.list[rf_offset], - &lo->bbatt_list.list[bb_offset]); - } else - loctl1 = loctl0; - - tmp = ((u16)loctl0->q & 0xF); - tmp |= ((u16)loctl0->i & 0xF) << 4; - tmp |= ((u16)loctl1->q & 0xF) << 8; - tmp |= ((u16)loctl1->i & 0xF) << 12;//FIXME? - bcm43xx_phy_write(dev, 0x3A0 + (i / 2), - tmp); - } -} - -static void hardware_pctl_init_aphy(struct bcm43xx_wldev *dev) -{ - //TODO -} - -static void hardware_pctl_init_gphy(struct bcm43xx_wldev *dev) -{ - struct bcm43xx_phy *phy = &dev->phy; - - bcm43xx_phy_write(dev, 0x0036, - (bcm43xx_phy_read(dev, 0x0036) & 0xFFC0) - | (phy->tgt_idle_tssi - phy->cur_idle_tssi)); - bcm43xx_phy_write(dev, 0x0478, - (bcm43xx_phy_read(dev, 0x0478) & 0xFF00) - | (phy->tgt_idle_tssi - phy->cur_idle_tssi)); - bcm43xx_gphy_tssi_power_lt_init(dev); - bcm43xx_gphy_gain_lt_init(dev); - bcm43xx_phy_write(dev, 0x0060, - bcm43xx_phy_read(dev, 0x0060) & 0xFFBF); - bcm43xx_phy_write(dev, 0x0014, 0x0000); - - assert(phy->rev >= 6); - bcm43xx_phy_write(dev, 0x0478, - bcm43xx_phy_read(dev, 0x0478) - | 0x0800); - bcm43xx_phy_write(dev, 0x0478, - bcm43xx_phy_read(dev, 0x0478) - & 0xFEFF); - bcm43xx_phy_write(dev, 0x0801, - bcm43xx_phy_read(dev, 0x0801) - & 0xFFBF); - - bcm43xx_gphy_dc_lt_init(dev); -} - -/* HardwarePowerControl for A and G PHY. - * This does nothing, if the card does not have HW PCTL - */ -static void bcm43xx_hardware_pctl_init(struct bcm43xx_wldev *dev) -{ - struct bcm43xx_phy *phy = &dev->phy; - - if (!has_hardware_pctl(phy)) - return; - if (phy->type == BCM43xx_PHYTYPE_A) { - hardware_pctl_init_aphy(dev); - return; - } - if (phy->type == BCM43xx_PHYTYPE_G) { - hardware_pctl_init_gphy(dev); - return; - } - assert(0); -} - -static void bcm43xx_hardware_pctl_early_init(struct bcm43xx_wldev *dev) -{ - struct bcm43xx_phy *phy = &dev->phy; - - if (!has_hardware_pctl(phy)) { - bcm43xx_phy_write(dev, 0x047A, 0xC111); - return; - } - - bcm43xx_phy_write(dev, 0x0036, - bcm43xx_phy_read(dev, 0x0036) & 0xFEFF); - bcm43xx_phy_write(dev, 0x002F, 0x0202); - bcm43xx_phy_write(dev, 0x047C, - bcm43xx_phy_read(dev, 0x047C) | 0x0002); - bcm43xx_phy_write(dev, 0x047A, - bcm43xx_phy_read(dev, 0x047A) | 0xF000); - if (phy->radio_ver == 0x2050 && phy->radio_rev == 8) { - bcm43xx_phy_write(dev, 0x047A, - (bcm43xx_phy_read(dev, 0x047A) - & 0xFF0F) | 0x0010); - bcm43xx_phy_write(dev, 0x005D, - bcm43xx_phy_read(dev, 0x005D) - | 0x8000); - bcm43xx_phy_write(dev, 0x004E, - (bcm43xx_phy_read(dev, 0x004E) - & 0xFFC0) | 0x0010); - bcm43xx_phy_write(dev, 0x002E, 0xC07F); - bcm43xx_phy_write(dev, 0x0036, - bcm43xx_phy_read(dev, 0x0036) - | 0x0400); - } else { - bcm43xx_phy_write(dev, 0x0036, - bcm43xx_phy_read(dev, 0x0036) - | 0x0200); - bcm43xx_phy_write(dev, 0x0036, - bcm43xx_phy_read(dev, 0x0036) - | 0x0400); - bcm43xx_phy_write(dev, 0x005D, - bcm43xx_phy_read(dev, 0x005D) - & 0x7FFF); - bcm43xx_phy_write(dev, 0x004F, - bcm43xx_phy_read(dev, 0x004F) - & 0xFFFE); - bcm43xx_phy_write(dev, 0x004E, - (bcm43xx_phy_read(dev, 0x004E) - & 0xFFC0) | 0x0010); - bcm43xx_phy_write(dev, 0x002E, 0xC07F); - bcm43xx_phy_write(dev, 0x047A, - (bcm43xx_phy_read(dev, 0x047A) - & 0xFF0F) | 0x0010); - } -} - -/* Intialize B/G PHY power control - * as described in http://bcm-specs.sipsolutions.net/InitPowerControl - */ -static void bcm43xx_phy_init_pctl(struct bcm43xx_wldev *dev) -{ - struct ssb_bus *bus = dev->dev->bus; - struct bcm43xx_phy *phy = &dev->phy; - struct bcm43xx_rfatt old_rfatt; - struct bcm43xx_bbatt old_bbatt; - u8 old_tx_control = 0; - - if ((bus->boardinfo.vendor == SSB_BOARDVENDOR_BCM) && - (bus->boardinfo.type == SSB_BOARD_BU4306)) - return; - - bcm43xx_phy_write(dev, 0x0028, 0x8018); - - /* This does something with the Analog... */ - bcm43xx_write16(dev, BCM43xx_MMIO_PHY0, - bcm43xx_read16(dev, BCM43xx_MMIO_PHY0) - & 0xFFDF); - - if (phy->type == BCM43xx_PHYTYPE_G && !phy->gmode) - return; - bcm43xx_hardware_pctl_early_init(dev); - if (phy->cur_idle_tssi == 0) { - if (phy->radio_ver == 0x2050 && phy->analog == 0) { - bcm43xx_radio_write16(dev, 0x0076, - (bcm43xx_radio_read16(dev, 0x0076) - & 0x00F7) | 0x0084); - } else { - struct bcm43xx_rfatt rfatt; - struct bcm43xx_bbatt bbatt; - - memcpy(&old_rfatt, &phy->rfatt, sizeof(old_rfatt)); - memcpy(&old_bbatt, &phy->bbatt, sizeof(old_bbatt)); - old_tx_control = phy->tx_control; - - bbatt.att = 11; - if (phy->radio_rev == 8) { - rfatt.att = 15; - rfatt.with_padmix = 1; - } else { - rfatt.att = 9; - rfatt.with_padmix = 0; - } - bcm43xx_set_txpower_g(dev, &bbatt, &rfatt, 0); - } - bcm43xx_dummy_transmission(dev); - phy->cur_idle_tssi = bcm43xx_phy_read(dev, BCM43xx_PHY_ITSSI); - if (BCM43xx_DEBUG) { - /* Current-Idle-TSSI sanity check. */ - if (abs(phy->cur_idle_tssi - phy->tgt_idle_tssi) >= 20) { - dprintk(KERN_ERR PFX "!WARNING! Idle-TSSI phy->cur_idle_tssi " - "measuring failed. (cur=%d, tgt=%d). Disabling TX power " - "adjustment.\n", phy->cur_idle_tssi, phy->tgt_idle_tssi); - phy->cur_idle_tssi = 0; - } - } - if (phy->radio_ver == 0x2050 && phy->analog == 0) { - bcm43xx_radio_write16(dev, 0x0076, - bcm43xx_radio_read16(dev, 0x0076) - & 0xFF7B); - } else { - bcm43xx_set_txpower_g(dev, &old_bbatt, - &old_rfatt, old_tx_control); - } - } - bcm43xx_hardware_pctl_init(dev); - bcm43xx_shm_clear_tssi(dev); -} - -static void bcm43xx_phy_agcsetup(struct bcm43xx_wldev *dev) -{ - struct bcm43xx_phy *phy = &dev->phy; - u16 offset = 0x0000; - - if (phy->rev == 1) - offset = 0x4C00; - - bcm43xx_ofdmtab_write16(dev, offset, 0, 0x00FE); - bcm43xx_ofdmtab_write16(dev, offset, 1, 0x000D); - bcm43xx_ofdmtab_write16(dev, offset, 2, 0x0013); - bcm43xx_ofdmtab_write16(dev, offset, 3, 0x0019); - - if (phy->rev == 1) { - bcm43xx_ofdmtab_write16(dev, 0x1800, 0, 0x2710); - bcm43xx_ofdmtab_write16(dev, 0x1801, 0, 0x9B83); - bcm43xx_ofdmtab_write16(dev, 0x1802, 0, 0x9B83); - bcm43xx_ofdmtab_write16(dev, 0x1803, 0, 0x0F8D); - bcm43xx_phy_write(dev, 0x0455, 0x0004); - } - - bcm43xx_phy_write(dev, 0x04A5, - (bcm43xx_phy_read(dev, 0x04A5) - & 0x00FF) | 0x5700); - bcm43xx_phy_write(dev, 0x041A, - (bcm43xx_phy_read(dev, 0x041A) - & 0xFF80) | 0x000F); - bcm43xx_phy_write(dev, 0x041A, - (bcm43xx_phy_read(dev, 0x041A) - & 0xC07F) | 0x2B80); - bcm43xx_phy_write(dev, 0x048C, - (bcm43xx_phy_read(dev, 0x048C) - & 0xF0FF) | 0x0300); - - bcm43xx_radio_write16(dev, 0x007A, - bcm43xx_radio_read16(dev, 0x007A) - | 0x0008); - - bcm43xx_phy_write(dev, 0x04A0, - (bcm43xx_phy_read(dev, 0x04A0) - & 0xFFF0) | 0x0008); - bcm43xx_phy_write(dev, 0x04A1, - (bcm43xx_phy_read(dev, 0x04A1) - & 0xF0FF) | 0x0600); - bcm43xx_phy_write(dev, 0x04A2, - (bcm43xx_phy_read(dev, 0x04A2) - & 0xF0FF) | 0x0700); - bcm43xx_phy_write(dev, 0x04A0, - (bcm43xx_phy_read(dev, 0x04A0) - & 0xF0FF) | 0x0100); - - if (phy->rev == 1) { - bcm43xx_phy_write(dev, 0x04A2, - (bcm43xx_phy_read(dev, 0x04A2) - & 0xFFF0) | 0x0007); - } - - bcm43xx_phy_write(dev, 0x0488, - (bcm43xx_phy_read(dev, 0x0488) - & 0xFF00) | 0x001C); - bcm43xx_phy_write(dev, 0x0488, - (bcm43xx_phy_read(dev, 0x0488) - & 0xC0FF) | 0x0200); - bcm43xx_phy_write(dev, 0x0496, - (bcm43xx_phy_read(dev, 0x0496) - & 0xFF00) | 0x001C); - bcm43xx_phy_write(dev, 0x0489, - (bcm43xx_phy_read(dev, 0x0489) - & 0xFF00) | 0x0020); - bcm43xx_phy_write(dev, 0x0489, - (bcm43xx_phy_read(dev, 0x0489) - & 0xC0FF) | 0x0200); - bcm43xx_phy_write(dev, 0x0482, - (bcm43xx_phy_read(dev, 0x0482) - & 0xFF00) | 0x002E); - bcm43xx_phy_write(dev, 0x0496, - (bcm43xx_phy_read(dev, 0x0496) - & 0x00FF) | 0x1A00); - bcm43xx_phy_write(dev, 0x0481, - (bcm43xx_phy_read(dev, 0x0481) - & 0xFF00) | 0x0028); - bcm43xx_phy_write(dev, 0x0481, - (bcm43xx_phy_read(dev, 0x0481) - & 0x00FF) | 0x2C00); - - if (phy->rev == 1) { - bcm43xx_phy_write(dev, 0x0430, 0x092B); - bcm43xx_phy_write(dev, 0x041B, - (bcm43xx_phy_read(dev, 0x041B) - & 0xFFE1) | 0x0002); - } else { - bcm43xx_phy_write(dev, 0x041B, - bcm43xx_phy_read(dev, 0x041B) - & 0xFFE1); - bcm43xx_phy_write(dev, 0x041F, 0x287A); - bcm43xx_phy_write(dev, 0x0420, - (bcm43xx_phy_read(dev, 0x0420) - & 0xFFF0) | 0x0004); - } - - if (phy->rev >= 6) { - bcm43xx_phy_write(dev, 0x0422, 0x287A); - bcm43xx_phy_write(dev, 0x0420, - (bcm43xx_phy_read(dev, 0x0420) - & 0x0FFF) | 0x3000); - } - - bcm43xx_phy_write(dev, 0x04A8, - (bcm43xx_phy_read(dev, 0x04A8) - & 0x8080) | 0x7874); - bcm43xx_phy_write(dev, 0x048E, 0x1C00); - - offset = 0x0800; - if (phy->rev == 1) { - offset = 0x5400; - bcm43xx_phy_write(dev, 0x04AB, - (bcm43xx_phy_read(dev, 0x04AB) - & 0xF0FF) | 0x0600); - bcm43xx_phy_write(dev, 0x048B, 0x005E); - bcm43xx_phy_write(dev, 0x048C, - (bcm43xx_phy_read(dev, 0x048C) - & 0xFF00) | 0x001E); - bcm43xx_phy_write(dev, 0x048D, 0x0002); - } - bcm43xx_ofdmtab_write16(dev, offset, 0, 0x00); - bcm43xx_ofdmtab_write16(dev, offset, 1, 0x07); - bcm43xx_ofdmtab_write16(dev, offset, 2, 0x10); - bcm43xx_ofdmtab_write16(dev, offset, 3, 0x1C); - - if (phy->rev >= 6) { - bcm43xx_phy_write(dev, 0x0426, - bcm43xx_phy_read(dev, 0x0426) - & 0xFFFC); - bcm43xx_phy_write(dev, 0x0426, - bcm43xx_phy_read(dev, 0x0426) - & 0xEFFF); - } -} - -static void bcm43xx_phy_setupg(struct bcm43xx_wldev *dev) -{ - struct ssb_bus *bus = dev->dev->bus; - struct bcm43xx_phy *phy = &dev->phy; - u16 i; - - assert(phy->type == BCM43xx_PHYTYPE_G); - if (phy->rev == 1) { - bcm43xx_phy_write(dev, 0x0406, 0x4F19); - bcm43xx_phy_write(dev, BCM43xx_PHY_G_CRS, - (bcm43xx_phy_read(dev, BCM43xx_PHY_G_CRS) & 0xFC3F) | 0x0340); - bcm43xx_phy_write(dev, 0x042C, 0x005A); - bcm43xx_phy_write(dev, 0x0427, 0x001A); - - for (i = 0; i < BCM43xx_TAB_FINEFREQG_SIZE; i++) - bcm43xx_ofdmtab_write16(dev, 0x5800, i, bcm43xx_tab_finefreqg[i]); - for (i = 0; i < BCM43xx_TAB_NOISEG1_SIZE; i++) - bcm43xx_ofdmtab_write16(dev, 0x1800, i, bcm43xx_tab_noiseg1[i]); - for (i = 0; i < BCM43xx_TAB_ROTOR_SIZE; i++) - bcm43xx_ofdmtab_write16(dev, 0x2000, i, bcm43xx_tab_rotor[i]); - } else { - /* nrssi values are signed 6-bit values. Not sure why we write 0x7654 here... */ - bcm43xx_nrssi_hw_write(dev, 0xBA98, (s16)0x7654); - - if (phy->rev == 2) { - bcm43xx_phy_write(dev, 0x04C0, 0x1861); - bcm43xx_phy_write(dev, 0x04C1, 0x0271); - } else if (phy->rev > 2) { - bcm43xx_phy_write(dev, 0x04C0, 0x0098); - bcm43xx_phy_write(dev, 0x04C1, 0x0070); - bcm43xx_phy_write(dev, 0x04C9, 0x0080); - } - bcm43xx_phy_write(dev, 0x042B, bcm43xx_phy_read(dev, 0x042B) | 0x800); - - for (i = 0; i < 64; i++) - bcm43xx_ofdmtab_write16(dev, 0x4000, i, i); - for (i = 0; i < BCM43xx_TAB_NOISEG2_SIZE; i++) - bcm43xx_ofdmtab_write16(dev, 0x1800, i, bcm43xx_tab_noiseg2[i]); - } - - if (phy->rev <= 2) - for (i = 0; i < BCM43xx_TAB_NOISESCALEG_SIZE; i++) - bcm43xx_ofdmtab_write16(dev, 0x1400, i, bcm43xx_tab_noisescaleg1[i]); - else if ((phy->rev >= 7) && (bcm43xx_phy_read(dev, 0x0449) & 0x0200)) - for (i = 0; i < BCM43xx_TAB_NOISESCALEG_SIZE; i++) - bcm43xx_ofdmtab_write16(dev, 0x1400, i, bcm43xx_tab_noisescaleg3[i]); - else - for (i = 0; i < BCM43xx_TAB_NOISESCALEG_SIZE; i++) - bcm43xx_ofdmtab_write16(dev, 0x1400, i, bcm43xx_tab_noisescaleg2[i]); - - if (phy->rev == 2) - for (i = 0; i < BCM43xx_TAB_SIGMASQR_SIZE; i++) - bcm43xx_ofdmtab_write16(dev, 0x5000, i, bcm43xx_tab_sigmasqr1[i]); - else if ((phy->rev > 2) && (phy->rev <= 8)) - for (i = 0; i < BCM43xx_TAB_SIGMASQR_SIZE; i++) - bcm43xx_ofdmtab_write16(dev, 0x5000, i, bcm43xx_tab_sigmasqr2[i]); - - if (phy->rev == 1) { - for (i = 0; i < BCM43xx_TAB_RETARD_SIZE; i++) - bcm43xx_ofdmtab_write32(dev, 0x2400, i, bcm43xx_tab_retard[i]); - for (i = 4; i < 20; i++) - bcm43xx_ofdmtab_write16(dev, 0x5400, i, 0x0020); - bcm43xx_phy_agcsetup(dev); - - if ((bus->boardinfo.vendor == SSB_BOARDVENDOR_BCM) && - (bus->boardinfo.type == SSB_BOARD_BU4306) && - (bus->boardinfo.rev == 0x17)) - return; - - bcm43xx_ofdmtab_write16(dev, 0x5001, 0, 0x0002); - bcm43xx_ofdmtab_write16(dev, 0x5002, 0, 0x0001); - } else { - for (i = 0; i < 0x20; i++) - bcm43xx_ofdmtab_write16(dev, 0x1000, i, 0x0820); - bcm43xx_phy_agcsetup(dev); - bcm43xx_phy_read(dev, 0x0400); /* dummy read */ - bcm43xx_phy_write(dev, 0x0403, 0x1000); - bcm43xx_ofdmtab_write16(dev, 0x3C02, 0, 0x000F); - bcm43xx_ofdmtab_write16(dev, 0x3C03, 0, 0x0014); - - if ((bus->boardinfo.vendor == SSB_BOARDVENDOR_BCM) && - (bus->boardinfo.type == SSB_BOARD_BU4306) && - (bus->boardinfo.rev == 0x17)) - return; - - bcm43xx_ofdmtab_write16(dev, 0x0401, 0, 0x0002); - bcm43xx_ofdmtab_write16(dev, 0x0402, 0, 0x0001); - } -} - -/* Initialize the noisescaletable for APHY */ -static void bcm43xx_phy_init_noisescaletbl(struct bcm43xx_wldev *dev) -{ - struct bcm43xx_phy *phy = &dev->phy; - int i; - - for (i = 0; i < 12; i++) { - if (phy->rev == 2) - bcm43xx_ofdmtab_write16(dev, 0x1400, i, 0x6767); - else - bcm43xx_ofdmtab_write16(dev, 0x1400, i, 0x2323); - } - if (phy->rev == 2) - bcm43xx_ofdmtab_write16(dev, 0x1400, i, 0x6700); - else - bcm43xx_ofdmtab_write16(dev, 0x1400, i, 0x2300); - for (i = 0; i < 11; i++) { - if (phy->rev == 2) - bcm43xx_ofdmtab_write16(dev, 0x1400, i, 0x6767); - else - bcm43xx_ofdmtab_write16(dev, 0x1400, i, 0x2323); - } - if (phy->rev == 2) - bcm43xx_ofdmtab_write16(dev, 0x1400, i, 0x0067); - else - bcm43xx_ofdmtab_write16(dev, 0x1400, i, 0x0023); -} - -static void bcm43xx_phy_setupa(struct bcm43xx_wldev *dev) -{ - struct bcm43xx_phy *phy = &dev->phy; - u16 i; - - assert(phy->type == BCM43xx_PHYTYPE_A); - switch (phy->rev) { - case 2: - bcm43xx_phy_write(dev, 0x008E, 0x3800); - bcm43xx_phy_write(dev, 0x0035, 0x03FF); - bcm43xx_phy_write(dev, 0x0036, 0x0400); - - bcm43xx_ofdmtab_write16(dev, 0x3807, 0, 0x0051); - - bcm43xx_phy_write(dev, 0x001C, 0x0FF9); - bcm43xx_phy_write(dev, 0x0020, bcm43xx_phy_read(dev, 0x0020) & 0xFF0F); - bcm43xx_ofdmtab_write16(dev, 0x3C0C, 0, 0x07BF); - bcm43xx_radio_write16(dev, 0x0002, 0x07BF); - - bcm43xx_phy_write(dev, 0x0024, 0x4680); - bcm43xx_phy_write(dev, 0x0020, 0x0003); - bcm43xx_phy_write(dev, 0x001D, 0x0F40); - bcm43xx_phy_write(dev, 0x001F, 0x1C00); - - bcm43xx_phy_write(dev, 0x002A, - (bcm43xx_phy_read(dev, 0x002A) - & 0x00FF) | 0x0400); - bcm43xx_phy_write(dev, 0x002B, - bcm43xx_phy_read(dev, 0x002B) - & 0xFBFF); - bcm43xx_phy_write(dev, 0x008E, 0x58C1); - - bcm43xx_ofdmtab_write16(dev, 0x0803, 0, 0x000F); - bcm43xx_ofdmtab_write16(dev, 0x0804, 0, 0x001F); - bcm43xx_ofdmtab_write16(dev, 0x0805, 0, 0x002A); - bcm43xx_ofdmtab_write16(dev, 0x0805, 0, 0x0030); - bcm43xx_ofdmtab_write16(dev, 0x0807, 0, 0x003A); - - bcm43xx_ofdmtab_write16(dev, 0x0000, 0, 0x0013); - bcm43xx_ofdmtab_write16(dev, 0x0000, 1, 0x0013); - bcm43xx_ofdmtab_write16(dev, 0x0000, 2, 0x0013); - bcm43xx_ofdmtab_write16(dev, 0x0000, 3, 0x0013); - bcm43xx_ofdmtab_write16(dev, 0x0000, 4, 0x0015); - bcm43xx_ofdmtab_write16(dev, 0x0000, 5, 0x0015); - bcm43xx_ofdmtab_write16(dev, 0x0000, 6, 0x0019); - - bcm43xx_ofdmtab_write16(dev, 0x0404, 0, 0x0003); - bcm43xx_ofdmtab_write16(dev, 0x0405, 0, 0x0003); - bcm43xx_ofdmtab_write16(dev, 0x0406, 0, 0x0007); - - for (i = 0; i < 16; i++) - bcm43xx_ofdmtab_write16(dev, 0x4000, i, (0x8 + i) & 0x000F); - - bcm43xx_ofdmtab_write16(dev, 0x3003, 0, 0x1044); - bcm43xx_ofdmtab_write16(dev, 0x3004, 0, 0x7201); - bcm43xx_ofdmtab_write16(dev, 0x3006, 0, 0x0040); - bcm43xx_ofdmtab_write16(dev, 0x3001, 0, (bcm43xx_ofdmtab_read16(dev, 0x3001, 0) & 0x0010) | 0x0008); - - for (i = 0; i < BCM43xx_TAB_FINEFREQA_SIZE; i++) - bcm43xx_ofdmtab_write16(dev, 0x5800, i, bcm43xx_tab_finefreqa[i]); - for (i = 0; i < BCM43xx_TAB_NOISEA2_SIZE; i++) - bcm43xx_ofdmtab_write16(dev, 0x1800, i, bcm43xx_tab_noisea2[i]); - for (i = 0; i < BCM43xx_TAB_ROTOR_SIZE; i++) - bcm43xx_ofdmtab_write32(dev, 0x2000, i, bcm43xx_tab_rotor[i]); - bcm43xx_phy_init_noisescaletbl(dev); - for (i = 0; i < BCM43xx_TAB_RETARD_SIZE; i++) - bcm43xx_ofdmtab_write32(dev, 0x2400, i, bcm43xx_tab_retard[i]); - break; - case 3: - for (i = 0; i < 64; i++) - bcm43xx_ofdmtab_write16(dev, 0x4000, i, i); - - bcm43xx_ofdmtab_write16(dev, 0x3807, 0, 0x0051); - - bcm43xx_phy_write(dev, 0x001C, 0x0FF9); - bcm43xx_phy_write(dev, 0x0020, - bcm43xx_phy_read(dev, 0x0020) & 0xFF0F); - bcm43xx_radio_write16(dev, 0x0002, 0x07BF); - - bcm43xx_phy_write(dev, 0x0024, 0x4680); - bcm43xx_phy_write(dev, 0x0020, 0x0003); - bcm43xx_phy_write(dev, 0x001D, 0x0F40); - bcm43xx_phy_write(dev, 0x001F, 0x1C00); - bcm43xx_phy_write(dev, 0x002A, - (bcm43xx_phy_read(dev, 0x002A) - & 0x00FF) | 0x0400); - - bcm43xx_ofdmtab_write16(dev, 0x3000, 1, - (bcm43xx_ofdmtab_read16(dev, 0x3000, 1) - & 0x0010) | 0x0008); - for (i = 0; i < BCM43xx_TAB_NOISEA3_SIZE; i++) { - bcm43xx_ofdmtab_write16(dev, 0x1800, i, - bcm43xx_tab_noisea3[i]); - } - bcm43xx_phy_init_noisescaletbl(dev); - for (i = 0; i < BCM43xx_TAB_SIGMASQR_SIZE; i++) { - bcm43xx_ofdmtab_write16(dev, 0x5000, i, - bcm43xx_tab_sigmasqr1[i]); - } - - bcm43xx_phy_write(dev, 0x0003, 0x1808); - - bcm43xx_ofdmtab_write16(dev, 0x0803, 0, 0x000F); - bcm43xx_ofdmtab_write16(dev, 0x0804, 0, 0x001F); - bcm43xx_ofdmtab_write16(dev, 0x0805, 0, 0x002A); - bcm43xx_ofdmtab_write16(dev, 0x0805, 0, 0x0030); - bcm43xx_ofdmtab_write16(dev, 0x0807, 0, 0x003A); - - bcm43xx_ofdmtab_write16(dev, 0x0000, 0, 0x0013); - bcm43xx_ofdmtab_write16(dev, 0x0001, 0, 0x0013); - bcm43xx_ofdmtab_write16(dev, 0x0002, 0, 0x0013); - bcm43xx_ofdmtab_write16(dev, 0x0003, 0, 0x0013); - bcm43xx_ofdmtab_write16(dev, 0x0004, 0, 0x0015); - bcm43xx_ofdmtab_write16(dev, 0x0005, 0, 0x0015); - bcm43xx_ofdmtab_write16(dev, 0x0006, 0, 0x0019); - - bcm43xx_ofdmtab_write16(dev, 0x0404, 0, 0x0003); - bcm43xx_ofdmtab_write16(dev, 0x0405, 0, 0x0003); - bcm43xx_ofdmtab_write16(dev, 0x0406, 0, 0x0007); - - bcm43xx_ofdmtab_write16(dev, 0x3C02, 0, 0x000F); - bcm43xx_ofdmtab_write16(dev, 0x3C03, 0, 0x0014); - break; - default: - assert(0); - } -} - -/* Initialize APHY. This is also called for the GPHY in some cases. */ -static void bcm43xx_phy_inita(struct bcm43xx_wldev *dev) -{ - struct ssb_bus *bus = dev->dev->bus; - struct bcm43xx_phy *phy = &dev->phy; - u16 tval; - - might_sleep(); - - if (phy->type == BCM43xx_PHYTYPE_A) { - bcm43xx_phy_setupa(dev); - } else { - bcm43xx_phy_setupg(dev); - if (phy->gmode && - (dev->dev->bus->sprom.r1.boardflags_lo & BCM43xx_BFL_PACTRL)) - bcm43xx_phy_write(dev, 0x046E, 0x03CF); - return; - } - - bcm43xx_phy_write(dev, BCM43xx_PHY_A_CRS, - (bcm43xx_phy_read(dev, BCM43xx_PHY_A_CRS) & 0xF83C) | 0x0340); - bcm43xx_phy_write(dev, 0x0034, 0x0001); - - TODO();//TODO: RSSI AGC - bcm43xx_phy_write(dev, BCM43xx_PHY_A_CRS, - bcm43xx_phy_read(dev, BCM43xx_PHY_A_CRS) | (1 << 14)); - bcm43xx_radio_init2060(dev); - - if ((bus->boardinfo.vendor == SSB_BOARDVENDOR_BCM) && - ((bus->boardinfo.type == SSB_BOARD_BU4306) || - (bus->boardinfo.type == SSB_BOARD_BU4309))) { - if (phy->lofcal == 0xFFFF) { - TODO();//TODO: LOF Cal - bcm43xx_radio_set_tx_iq(dev); - } else - bcm43xx_radio_write16(dev, 0x001E, phy->lofcal); - } - - bcm43xx_phy_write(dev, 0x007A, 0xF111); - - if (phy->cur_idle_tssi == 0) { - bcm43xx_radio_write16(dev, 0x0019, 0x0000); - bcm43xx_radio_write16(dev, 0x0017, 0x0020); - - tval = bcm43xx_ofdmtab_read16(dev, 0x3001, 0); - if (phy->rev == 1) { - bcm43xx_ofdmtab_write16(dev, 0x3001, 0, - (bcm43xx_ofdmtab_read16(dev, 0x3001, 0) & 0xFF87) - | 0x0058); - } else { - bcm43xx_ofdmtab_write16(dev, 0x3001, 0, - (bcm43xx_ofdmtab_read16(dev, 0x3001, 0) & 0xFFC3) - | 0x002C); - } - bcm43xx_dummy_transmission(dev); - phy->cur_idle_tssi = bcm43xx_phy_read(dev, BCM43xx_PHY_A_PCTL); - bcm43xx_ofdmtab_write16(dev, 0x3001, 0, tval); - - bcm43xx_radio_set_txpower_a(dev, 0x0018); - } - bcm43xx_shm_clear_tssi(dev); -} - -static void bcm43xx_phy_initb2(struct bcm43xx_wldev *dev) -{ - struct bcm43xx_phy *phy = &dev->phy; - u16 offset, val; - - bcm43xx_write16(dev, 0x03EC, 0x3F22); - bcm43xx_phy_write(dev, 0x0020, 0x301C); - bcm43xx_phy_write(dev, 0x0026, 0x0000); - bcm43xx_phy_write(dev, 0x0030, 0x00C6); - bcm43xx_phy_write(dev, 0x0088, 0x3E00); - val = 0x3C3D; - for (offset = 0x0089; offset < 0x00A7; offset++) { - bcm43xx_phy_write(dev, offset, val); - val -= 0x0202; - } - bcm43xx_phy_write(dev, 0x03E4, 0x3000); - if (phy->channel == 0xFF) - bcm43xx_radio_selectchannel(dev, BCM43xx_DEFAULT_CHANNEL_BG, 0); - else - bcm43xx_radio_selectchannel(dev, phy->channel, 0); - if (phy->radio_ver != 0x2050) { - bcm43xx_radio_write16(dev, 0x0075, 0x0080); - bcm43xx_radio_write16(dev, 0x0079, 0x0081); - } - bcm43xx_radio_write16(dev, 0x0050, 0x0020); - bcm43xx_radio_write16(dev, 0x0050, 0x0023); - if (phy->radio_ver == 0x2050) { - bcm43xx_radio_write16(dev, 0x0050, 0x0020); - bcm43xx_radio_write16(dev, 0x005A, 0x0070); - bcm43xx_radio_write16(dev, 0x005B, 0x007B); - bcm43xx_radio_write16(dev, 0x005C, 0x00B0); - bcm43xx_radio_write16(dev, 0x007A, 0x000F); - bcm43xx_phy_write(dev, 0x0038, 0x0677); - bcm43xx_radio_init2050(dev); - } - bcm43xx_phy_write(dev, 0x0014, 0x0080); - bcm43xx_phy_write(dev, 0x0032, 0x00CA); - bcm43xx_phy_write(dev, 0x0032, 0x00CC); - bcm43xx_phy_write(dev, 0x0035, 0x07C2); - bcm43xx_lo_b_measure(dev); - bcm43xx_phy_write(dev, 0x0026, 0xCC00); - if (phy->radio_ver != 0x2050) - bcm43xx_phy_write(dev, 0x0026, 0xCE00); - bcm43xx_write16(dev, BCM43xx_MMIO_CHANNEL_EXT, 0x1000); - bcm43xx_phy_write(dev, 0x002A, 0x88A3); - if (phy->radio_ver != 0x2050) - bcm43xx_phy_write(dev, 0x002A, 0x88C2); - bcm43xx_set_txpower_g(dev, &phy->bbatt, &phy->rfatt, phy->tx_control); - bcm43xx_phy_init_pctl(dev); -} - -static void bcm43xx_phy_initb4(struct bcm43xx_wldev *dev) -{ - struct bcm43xx_phy *phy = &dev->phy; - u16 offset, val; - - bcm43xx_write16(dev, 0x03EC, 0x3F22); - bcm43xx_phy_write(dev, 0x0020, 0x301C); - bcm43xx_phy_write(dev, 0x0026, 0x0000); - bcm43xx_phy_write(dev, 0x0030, 0x00C6); - bcm43xx_phy_write(dev, 0x0088, 0x3E00); - val = 0x3C3D; - for (offset = 0x0089; offset < 0x00A7; offset++) { - bcm43xx_phy_write(dev, offset, val); - val -= 0x0202; - } - bcm43xx_phy_write(dev, 0x03E4, 0x3000); - if (phy->channel == 0xFF) - bcm43xx_radio_selectchannel(dev, BCM43xx_DEFAULT_CHANNEL_BG, 0); - else - bcm43xx_radio_selectchannel(dev, phy->channel, 0); - if (phy->radio_ver != 0x2050) { - bcm43xx_radio_write16(dev, 0x0075, 0x0080); - bcm43xx_radio_write16(dev, 0x0079, 0x0081); - } - bcm43xx_radio_write16(dev, 0x0050, 0x0020); - bcm43xx_radio_write16(dev, 0x0050, 0x0023); - if (phy->radio_ver == 0x2050) { - bcm43xx_radio_write16(dev, 0x0050, 0x0020); - bcm43xx_radio_write16(dev, 0x005A, 0x0070); - bcm43xx_radio_write16(dev, 0x005B, 0x007B); - bcm43xx_radio_write16(dev, 0x005C, 0x00B0); - bcm43xx_radio_write16(dev, 0x007A, 0x000F); - bcm43xx_phy_write(dev, 0x0038, 0x0677); - bcm43xx_radio_init2050(dev); - } - bcm43xx_phy_write(dev, 0x0014, 0x0080); - bcm43xx_phy_write(dev, 0x0032, 0x00CA); - if (phy->radio_ver == 0x2050) - bcm43xx_phy_write(dev, 0x0032, 0x00E0); - bcm43xx_phy_write(dev, 0x0035, 0x07C2); - - bcm43xx_lo_b_measure(dev); - - bcm43xx_phy_write(dev, 0x0026, 0xCC00); - if (phy->radio_ver == 0x2050) - bcm43xx_phy_write(dev, 0x0026, 0xCE00); - bcm43xx_write16(dev, BCM43xx_MMIO_CHANNEL_EXT, 0x1100); - bcm43xx_phy_write(dev, 0x002A, 0x88A3); - if (phy->radio_ver == 0x2050) - bcm43xx_phy_write(dev, 0x002A, 0x88C2); - bcm43xx_set_txpower_g(dev, &phy->bbatt, &phy->rfatt, phy->tx_control); - if (dev->dev->bus->sprom.r1.boardflags_lo & BCM43xx_BFL_RSSI) { - bcm43xx_calc_nrssi_slope(dev); - bcm43xx_calc_nrssi_threshold(dev); - } - bcm43xx_phy_init_pctl(dev); -} - -static void bcm43xx_phy_initb5(struct bcm43xx_wldev *dev) -{ - struct ssb_bus *bus = dev->dev->bus; - struct bcm43xx_phy *phy = &dev->phy; - u16 offset, value; - u8 old_channel; - - if (phy->analog == 1) { - bcm43xx_radio_write16(dev, 0x007A, - bcm43xx_radio_read16(dev, 0x007A) - | 0x0050); - } - if ((bus->boardinfo.vendor != SSB_BOARDVENDOR_BCM) && - (bus->boardinfo.type != SSB_BOARD_BU4306)) { - value = 0x2120; - for (offset = 0x00A8 ; offset < 0x00C7; offset++) { - bcm43xx_phy_write(dev, offset, value); - value += 0x202; - } - } - bcm43xx_phy_write(dev, 0x0035, - (bcm43xx_phy_read(dev, 0x0035) & 0xF0FF) - | 0x0700); - if (phy->radio_ver == 0x2050) - bcm43xx_phy_write(dev, 0x0038, 0x0667); - - if (phy->gmode || phy->rev >= 2) { - if (phy->radio_ver == 0x2050) { - bcm43xx_radio_write16(dev, 0x007A, - bcm43xx_radio_read16(dev, 0x007A) - | 0x0020); - bcm43xx_radio_write16(dev, 0x0051, - bcm43xx_radio_read16(dev, 0x0051) - | 0x0004); - } - bcm43xx_write16(dev, BCM43xx_MMIO_PHY_RADIO, 0x0000); - - bcm43xx_phy_write(dev, 0x0802, bcm43xx_phy_read(dev, 0x0802) | 0x0100); - bcm43xx_phy_write(dev, 0x042B, bcm43xx_phy_read(dev, 0x042B) | 0x2000); - - bcm43xx_phy_write(dev, 0x001C, 0x186A); - - bcm43xx_phy_write(dev, 0x0013, (bcm43xx_phy_read(dev, 0x0013) & 0x00FF) | 0x1900); - bcm43xx_phy_write(dev, 0x0035, (bcm43xx_phy_read(dev, 0x0035) & 0xFFC0) | 0x0064); - bcm43xx_phy_write(dev, 0x005D, (bcm43xx_phy_read(dev, 0x005D) & 0xFF80) | 0x000A); - } - - if (dev->bad_frames_preempt) { - bcm43xx_phy_write(dev, BCM43xx_PHY_RADIO_BITFIELD, - bcm43xx_phy_read(dev, BCM43xx_PHY_RADIO_BITFIELD) | (1 << 11)); - } - - if (phy->analog == 1) { - bcm43xx_phy_write(dev, 0x0026, 0xCE00); - bcm43xx_phy_write(dev, 0x0021, 0x3763); - bcm43xx_phy_write(dev, 0x0022, 0x1BC3); - bcm43xx_phy_write(dev, 0x0023, 0x06F9); - bcm43xx_phy_write(dev, 0x0024, 0x037E); - } else - bcm43xx_phy_write(dev, 0x0026, 0xCC00); - bcm43xx_phy_write(dev, 0x0030, 0x00C6); - bcm43xx_write16(dev, 0x03EC, 0x3F22); - - if (phy->analog == 1) - bcm43xx_phy_write(dev, 0x0020, 0x3E1C); - else - bcm43xx_phy_write(dev, 0x0020, 0x301C); - - if (phy->analog == 0) - bcm43xx_write16(dev, 0x03E4, 0x3000); - - old_channel = phy->channel; - /* Force to channel 7, even if not supported. */ - bcm43xx_radio_selectchannel(dev, 7, 0); - - if (phy->radio_ver != 0x2050) { - bcm43xx_radio_write16(dev, 0x0075, 0x0080); - bcm43xx_radio_write16(dev, 0x0079, 0x0081); - } - - bcm43xx_radio_write16(dev, 0x0050, 0x0020); - bcm43xx_radio_write16(dev, 0x0050, 0x0023); - - if (phy->radio_ver == 0x2050) { - bcm43xx_radio_write16(dev, 0x0050, 0x0020); - bcm43xx_radio_write16(dev, 0x005A, 0x0070); - } - - bcm43xx_radio_write16(dev, 0x005B, 0x007B); - bcm43xx_radio_write16(dev, 0x005C, 0x00B0); - - bcm43xx_radio_write16(dev, 0x007A, bcm43xx_radio_read16(dev, 0x007A) | 0x0007); - - bcm43xx_radio_selectchannel(dev, old_channel, 0); - - bcm43xx_phy_write(dev, 0x0014, 0x0080); - bcm43xx_phy_write(dev, 0x0032, 0x00CA); - bcm43xx_phy_write(dev, 0x002A, 0x88A3); - - bcm43xx_set_txpower_g(dev, &phy->bbatt, &phy->rfatt, phy->tx_control); - - if (phy->radio_ver == 0x2050) - bcm43xx_radio_write16(dev, 0x005D, 0x000D); - - bcm43xx_write16(dev, 0x03E4, (bcm43xx_read16(dev, 0x03E4) & 0xFFC0) | 0x0004); -} - -static void bcm43xx_phy_initb6(struct bcm43xx_wldev *dev) -{ - struct bcm43xx_phy *phy = &dev->phy; - u16 offset, val; - u8 old_channel; - - bcm43xx_phy_write(dev, 0x003E, 0x817A); - bcm43xx_radio_write16(dev, 0x007A, - (bcm43xx_radio_read16(dev, 0x007A) | 0x0058)); - if (phy->radio_rev == 4 || phy->radio_rev == 5) { - bcm43xx_radio_write16(dev, 0x51, 0x37); - bcm43xx_radio_write16(dev, 0x52, 0x70); - bcm43xx_radio_write16(dev, 0x53, 0xB3); - bcm43xx_radio_write16(dev, 0x54, 0x9B); - bcm43xx_radio_write16(dev, 0x5A, 0x88); - bcm43xx_radio_write16(dev, 0x5B, 0x88); - bcm43xx_radio_write16(dev, 0x5D, 0x88); - bcm43xx_radio_write16(dev, 0x5E, 0x88); - bcm43xx_radio_write16(dev, 0x7D, 0x88); - bcm43xx_hf_write(dev, bcm43xx_hf_read(dev) - | BCM43xx_HF_TSSIRPSMW); - } - assert(phy->radio_rev != 6 && phy->radio_rev != 7); /* We had code for these revs here...*/ - if (phy->radio_rev == 8) { - bcm43xx_radio_write16(dev, 0x51, 0); - bcm43xx_radio_write16(dev, 0x52, 0x40); - bcm43xx_radio_write16(dev, 0x53, 0xB7); - bcm43xx_radio_write16(dev, 0x54, 0x98); - bcm43xx_radio_write16(dev, 0x5A, 0x88); - bcm43xx_radio_write16(dev, 0x5B, 0x6B); - bcm43xx_radio_write16(dev, 0x5C, 0x0F); - if (dev->dev->bus->sprom.r1.boardflags_lo & BCM43xx_BFL_ALTIQ) { - bcm43xx_radio_write16(dev, 0x5D, 0xFA); - bcm43xx_radio_write16(dev, 0x5E, 0xD8); - } else { - bcm43xx_radio_write16(dev, 0x5D, 0xF5); - bcm43xx_radio_write16(dev, 0x5E, 0xB8); - } - bcm43xx_radio_write16(dev, 0x0073, 0x0003); - bcm43xx_radio_write16(dev, 0x007D, 0x00A8); - bcm43xx_radio_write16(dev, 0x007C, 0x0001); - bcm43xx_radio_write16(dev, 0x007E, 0x0008); - } - val = 0x1E1F; - for (offset = 0x0088; offset < 0x0098; offset++) { - bcm43xx_phy_write(dev, offset, val); - val -= 0x0202; - } - val = 0x3E3F; - for (offset = 0x0098; offset < 0x00A8; offset++) { - bcm43xx_phy_write(dev, offset, val); - val -= 0x0202; - } - val = 0x2120; - for (offset = 0x00A8; offset < 0x00C8; offset++) { - bcm43xx_phy_write(dev, offset, (val & 0x3F3F)); - val += 0x0202; - } - if (phy->type == BCM43xx_PHYTYPE_G) { - bcm43xx_radio_write16(dev, 0x007A, - bcm43xx_radio_read16(dev, 0x007A) | 0x0020); - bcm43xx_radio_write16(dev, 0x0051, - bcm43xx_radio_read16(dev, 0x0051) | 0x0004); - bcm43xx_phy_write(dev, 0x0802, - bcm43xx_phy_read(dev, 0x0802) | 0x0100); - bcm43xx_phy_write(dev, 0x042B, - bcm43xx_phy_read(dev, 0x042B) | 0x2000); - bcm43xx_phy_write(dev, 0x5B, 0); - bcm43xx_phy_write(dev, 0x5C, 0); - } - - old_channel = phy->channel; - if (old_channel >= 8) - bcm43xx_radio_selectchannel(dev, 1, 0); - else - bcm43xx_radio_selectchannel(dev, 13, 0); - - bcm43xx_radio_write16(dev, 0x0050, 0x0020); - bcm43xx_radio_write16(dev, 0x0050, 0x0023); - udelay(40); - if (phy->radio_rev < 6 || phy->radio_rev == 8) { - bcm43xx_radio_write16(dev, 0x7C, - (bcm43xx_radio_read16(dev, 0x7C) - | 0x0002)); - bcm43xx_radio_write16(dev, 0x50, 0x20); - } - if (phy->radio_rev <= 2) { - bcm43xx_radio_write16(dev, 0x7C, 0x20); - bcm43xx_radio_write16(dev, 0x5A, 0x70); - bcm43xx_radio_write16(dev, 0x5B, 0x7B); - bcm43xx_radio_write16(dev, 0x5C, 0xB0); - } - bcm43xx_radio_write16(dev, 0x007A, - (bcm43xx_radio_read16(dev, 0x007A) & 0x00F8) | 0x0007); - - bcm43xx_radio_selectchannel(dev, old_channel, 0); - - bcm43xx_phy_write(dev, 0x0014, 0x0200); - if (phy->radio_rev >= 6) - bcm43xx_phy_write(dev, 0x2A, 0x88C2); - else - bcm43xx_phy_write(dev, 0x2A, 0x8AC0); - bcm43xx_phy_write(dev, 0x0038, 0x0668); - bcm43xx_set_txpower_g(dev, &phy->bbatt, &phy->rfatt, phy->tx_control); - if (phy->radio_rev <= 5) { - bcm43xx_phy_write(dev, 0x5D, - (bcm43xx_phy_read(dev, 0x5D) - & 0xFF80) | 0x0003); - } - if (phy->radio_rev <= 2) - bcm43xx_radio_write16(dev, 0x005D, 0x000D); - - if (phy->analog == 4) { - bcm43xx_write16(dev, 0x3E4, 9); - bcm43xx_phy_write(dev, 0x61, - bcm43xx_phy_read(dev, 0x61) - & 0x0FFF); - } else { - bcm43xx_phy_write(dev, 0x0002, - (bcm43xx_phy_read(dev, 0x0002) & 0xFFC0) - | 0x0004); - } - if (phy->type == BCM43xx_PHYTYPE_B) { - bcm43xx_write16(dev, 0x03E6, 0x8140); - bcm43xx_phy_write(dev, 0x0016, 0x0410); - bcm43xx_phy_write(dev, 0x0017, 0x0820); - bcm43xx_phy_write(dev, 0x0062, 0x0007); - bcm43xx_radio_init2050(dev); - bcm43xx_lo_g_measure(dev); - if (dev->dev->bus->sprom.r1.boardflags_lo & BCM43xx_BFL_RSSI) { - bcm43xx_calc_nrssi_slope(dev); - bcm43xx_calc_nrssi_threshold(dev); - } - bcm43xx_phy_init_pctl(dev); - } else if (phy->type == BCM43xx_PHYTYPE_G) - bcm43xx_write16(dev, 0x03E6, 0x0); -} - -static void bcm43xx_calc_loopback_gain(struct bcm43xx_wldev *dev) -{ - struct bcm43xx_phy *phy = &dev->phy; - u16 backup_phy[16] = {0}; - u16 backup_radio[3]; - u16 backup_bband; - u16 i, j, loop_i_max; - u16 trsw_rx; - u16 loop1_outer_done, loop1_inner_done; - - backup_phy[0] = bcm43xx_phy_read(dev, BCM43xx_PHY_CRS0); - backup_phy[1] = bcm43xx_phy_read(dev, BCM43xx_PHY_CCKBBANDCFG); - backup_phy[2] = bcm43xx_phy_read(dev, BCM43xx_PHY_RFOVER); - backup_phy[3] = bcm43xx_phy_read(dev, BCM43xx_PHY_RFOVERVAL); - if (phy->rev != 1) { /* Not in specs, but needed to prevent PPC machine check */ - backup_phy[4] = bcm43xx_phy_read(dev, BCM43xx_PHY_ANALOGOVER); - backup_phy[5] = bcm43xx_phy_read(dev, BCM43xx_PHY_ANALOGOVERVAL); - } - backup_phy[6] = bcm43xx_phy_read(dev, BCM43xx_PHY_BASE(0x5A)); - backup_phy[7] = bcm43xx_phy_read(dev, BCM43xx_PHY_BASE(0x59)); - backup_phy[8] = bcm43xx_phy_read(dev, BCM43xx_PHY_BASE(0x58)); - backup_phy[9] = bcm43xx_phy_read(dev, BCM43xx_PHY_BASE(0x0A)); - backup_phy[10] = bcm43xx_phy_read(dev, BCM43xx_PHY_BASE(0x03)); - backup_phy[11] = bcm43xx_phy_read(dev, BCM43xx_PHY_LO_MASK); - backup_phy[12] = bcm43xx_phy_read(dev, BCM43xx_PHY_LO_CTL); - backup_phy[13] = bcm43xx_phy_read(dev, BCM43xx_PHY_BASE(0x2B)); - backup_phy[14] = bcm43xx_phy_read(dev, BCM43xx_PHY_PGACTL); - backup_phy[15] = bcm43xx_phy_read(dev, BCM43xx_PHY_LO_LEAKAGE); - backup_bband = phy->bbatt.att; - backup_radio[0] = bcm43xx_radio_read16(dev, 0x52); - backup_radio[1] = bcm43xx_radio_read16(dev, 0x43); - backup_radio[2] = bcm43xx_radio_read16(dev, 0x7A); - - bcm43xx_phy_write(dev, BCM43xx_PHY_CRS0, - bcm43xx_phy_read(dev, BCM43xx_PHY_CRS0) & 0x3FFF); - bcm43xx_phy_write(dev, BCM43xx_PHY_CCKBBANDCFG, - bcm43xx_phy_read(dev, BCM43xx_PHY_CCKBBANDCFG) | 0x8000); - bcm43xx_phy_write(dev, BCM43xx_PHY_RFOVER, - bcm43xx_phy_read(dev, BCM43xx_PHY_RFOVER) | 0x0002); - bcm43xx_phy_write(dev, BCM43xx_PHY_RFOVERVAL, - bcm43xx_phy_read(dev, BCM43xx_PHY_RFOVERVAL) & 0xFFFD); - bcm43xx_phy_write(dev, BCM43xx_PHY_RFOVER, - bcm43xx_phy_read(dev, BCM43xx_PHY_RFOVER) | 0x0001); - bcm43xx_phy_write(dev, BCM43xx_PHY_RFOVERVAL, - bcm43xx_phy_read(dev, BCM43xx_PHY_RFOVERVAL) & 0xFFFE); - if (phy->rev != 1) { /* Not in specs, but needed to prevent PPC machine check */ - bcm43xx_phy_write(dev, BCM43xx_PHY_ANALOGOVER, - bcm43xx_phy_read(dev, BCM43xx_PHY_ANALOGOVER) | 0x0001); - bcm43xx_phy_write(dev, BCM43xx_PHY_ANALOGOVERVAL, - bcm43xx_phy_read(dev, BCM43xx_PHY_ANALOGOVERVAL) & 0xFFFE); - bcm43xx_phy_write(dev, BCM43xx_PHY_ANALOGOVER, - bcm43xx_phy_read(dev, BCM43xx_PHY_ANALOGOVER) | 0x0002); - bcm43xx_phy_write(dev, BCM43xx_PHY_ANALOGOVERVAL, - bcm43xx_phy_read(dev, BCM43xx_PHY_ANALOGOVERVAL) & 0xFFFD); - } - bcm43xx_phy_write(dev, BCM43xx_PHY_RFOVER, - bcm43xx_phy_read(dev, BCM43xx_PHY_RFOVER) | 0x000C); - bcm43xx_phy_write(dev, BCM43xx_PHY_RFOVERVAL, - bcm43xx_phy_read(dev, BCM43xx_PHY_RFOVERVAL) | 0x000C); - bcm43xx_phy_write(dev, BCM43xx_PHY_RFOVER, - bcm43xx_phy_read(dev, BCM43xx_PHY_RFOVER) | 0x0030); - bcm43xx_phy_write(dev, BCM43xx_PHY_RFOVERVAL, - (bcm43xx_phy_read(dev, BCM43xx_PHY_RFOVERVAL) - & 0xFFCF) | 0x10); - - bcm43xx_phy_write(dev, BCM43xx_PHY_BASE(0x5A), 0x0780); - bcm43xx_phy_write(dev, BCM43xx_PHY_BASE(0x59), 0xC810); - bcm43xx_phy_write(dev, BCM43xx_PHY_BASE(0x58), 0x000D); - - bcm43xx_phy_write(dev, BCM43xx_PHY_BASE(0x0A), - bcm43xx_phy_read(dev, BCM43xx_PHY_BASE(0x0A)) | 0x2000); - if (phy->rev != 1) { /* Not in specs, but needed to prevent PPC machine check */ - bcm43xx_phy_write(dev, BCM43xx_PHY_ANALOGOVER, - bcm43xx_phy_read(dev, BCM43xx_PHY_ANALOGOVER) | 0x0004); - bcm43xx_phy_write(dev, BCM43xx_PHY_ANALOGOVERVAL, - bcm43xx_phy_read(dev, BCM43xx_PHY_ANALOGOVERVAL) & 0xFFFB); - } - bcm43xx_phy_write(dev, BCM43xx_PHY_BASE(0x03), - (bcm43xx_phy_read(dev, BCM43xx_PHY_BASE(0x03)) - & 0xFF9F) | 0x40); - - if (phy->radio_rev == 8) { - bcm43xx_radio_write16(dev, 0x43, 0x000F); - } else { - bcm43xx_radio_write16(dev, 0x52, 0); - bcm43xx_radio_write16(dev, 0x43, - (bcm43xx_radio_read16(dev, 0x43) - & 0xFFF0) | 0x9); - } - bcm43xx_phy_set_baseband_attenuation(dev, 11); - - if (phy->rev >= 3) - bcm43xx_phy_write(dev, BCM43xx_PHY_LO_MASK, 0xC020); - else - bcm43xx_phy_write(dev, BCM43xx_PHY_LO_MASK, 0x8020); - bcm43xx_phy_write(dev, BCM43xx_PHY_LO_CTL, 0); - - bcm43xx_phy_write(dev, BCM43xx_PHY_BASE(0x2B), - (bcm43xx_phy_read(dev, BCM43xx_PHY_BASE(0x2B)) - & 0xFFC0) | 0x01); - bcm43xx_phy_write(dev, BCM43xx_PHY_BASE(0x2B), - (bcm43xx_phy_read(dev, BCM43xx_PHY_BASE(0x2B)) - & 0xC0FF) | 0x800); - - bcm43xx_phy_write(dev, BCM43xx_PHY_RFOVER, - bcm43xx_phy_read(dev, BCM43xx_PHY_RFOVER) | 0x0100); - bcm43xx_phy_write(dev, BCM43xx_PHY_RFOVERVAL, - bcm43xx_phy_read(dev, BCM43xx_PHY_RFOVERVAL) & 0xCFFF); - - if (dev->dev->bus->sprom.r1.boardflags_lo & BCM43xx_BFL_EXTLNA) { - if (phy->rev >= 7) { - bcm43xx_phy_write(dev, BCM43xx_PHY_RFOVER, - bcm43xx_phy_read(dev, BCM43xx_PHY_RFOVER) - | 0x0800); - bcm43xx_phy_write(dev, BCM43xx_PHY_RFOVERVAL, - bcm43xx_phy_read(dev, BCM43xx_PHY_RFOVERVAL) - | 0x8000); - } - } - bcm43xx_radio_write16(dev, 0x7A, - bcm43xx_radio_read16(dev, 0x7A) - & 0x00F7); - - j = 0; - loop_i_max = (phy->radio_rev == 8) ? 15 : 9; - for (i = 0; i < loop_i_max; i++) { - for (j = 0; j < 16; j++) { - bcm43xx_radio_write16(dev, 0x43, i); - bcm43xx_phy_write(dev, BCM43xx_PHY_RFOVERVAL, - (bcm43xx_phy_read(dev, BCM43xx_PHY_RFOVERVAL) - & 0xF0FF) | (j << 8)); - bcm43xx_phy_write(dev, BCM43xx_PHY_PGACTL, - (bcm43xx_phy_read(dev, BCM43xx_PHY_PGACTL) - & 0x0FFF) | 0xA000); - bcm43xx_phy_write(dev, BCM43xx_PHY_PGACTL, - bcm43xx_phy_read(dev, BCM43xx_PHY_PGACTL) - | 0xF000); - udelay(20); - if (bcm43xx_phy_read(dev, BCM43xx_PHY_LO_LEAKAGE) >= 0xDFC) - goto exit_loop1; - } - } -exit_loop1: - loop1_outer_done = i; - loop1_inner_done = j; - if (j >= 8) { - bcm43xx_phy_write(dev, BCM43xx_PHY_RFOVERVAL, - bcm43xx_phy_read(dev, BCM43xx_PHY_RFOVERVAL) - | 0x30); - trsw_rx = 0x1B; - for (j = j - 8; j < 16; j++) { - bcm43xx_phy_write(dev, BCM43xx_PHY_RFOVERVAL, - (bcm43xx_phy_read(dev, BCM43xx_PHY_RFOVERVAL) - & 0xF0FF) | (j << 8)); - bcm43xx_phy_write(dev, BCM43xx_PHY_PGACTL, - (bcm43xx_phy_read(dev, BCM43xx_PHY_PGACTL) - & 0x0FFF) | 0xA000); - bcm43xx_phy_write(dev, BCM43xx_PHY_PGACTL, - bcm43xx_phy_read(dev, BCM43xx_PHY_PGACTL) - | 0xF000); - udelay(20); - trsw_rx -= 3; - if (bcm43xx_phy_read(dev, BCM43xx_PHY_LO_LEAKAGE) >= 0xDFC) - goto exit_loop2; - } - } else - trsw_rx = 0x18; -exit_loop2: - - if (phy->rev != 1) { /* Not in specs, but needed to prevent PPC machine check */ - bcm43xx_phy_write(dev, BCM43xx_PHY_ANALOGOVER, backup_phy[4]); - bcm43xx_phy_write(dev, BCM43xx_PHY_ANALOGOVERVAL, backup_phy[5]); - } - bcm43xx_phy_write(dev, BCM43xx_PHY_BASE(0x5A), backup_phy[6]); - bcm43xx_phy_write(dev, BCM43xx_PHY_BASE(0x59), backup_phy[7]); - bcm43xx_phy_write(dev, BCM43xx_PHY_BASE(0x58), backup_phy[8]); - bcm43xx_phy_write(dev, BCM43xx_PHY_BASE(0x0A), backup_phy[9]); - bcm43xx_phy_write(dev, BCM43xx_PHY_BASE(0x03), backup_phy[10]); - bcm43xx_phy_write(dev, BCM43xx_PHY_LO_MASK, backup_phy[11]); - bcm43xx_phy_write(dev, BCM43xx_PHY_LO_CTL, backup_phy[12]); - bcm43xx_phy_write(dev, BCM43xx_PHY_BASE(0x2B), backup_phy[13]); - bcm43xx_phy_write(dev, BCM43xx_PHY_PGACTL, backup_phy[14]); - - bcm43xx_phy_set_baseband_attenuation(dev, backup_bband); - - bcm43xx_radio_write16(dev, 0x52, backup_radio[0]); - bcm43xx_radio_write16(dev, 0x43, backup_radio[1]); - bcm43xx_radio_write16(dev, 0x7A, backup_radio[2]); - - bcm43xx_phy_write(dev, BCM43xx_PHY_RFOVER, backup_phy[2] | 0x0003); - udelay(10); - bcm43xx_phy_write(dev, BCM43xx_PHY_RFOVER, backup_phy[2]); - bcm43xx_phy_write(dev, BCM43xx_PHY_RFOVERVAL, backup_phy[3]); - bcm43xx_phy_write(dev, BCM43xx_PHY_CRS0, backup_phy[0]); - bcm43xx_phy_write(dev, BCM43xx_PHY_CCKBBANDCFG, backup_phy[1]); - - phy->max_lb_gain = ((loop1_inner_done * 6) - (loop1_outer_done * 4)) - 11; - phy->trsw_rx_gain = trsw_rx * 2; -} - -static void bcm43xx_phy_initg(struct bcm43xx_wldev *dev) -{ - struct bcm43xx_phy *phy = &dev->phy; - u16 tmp; - - if (phy->rev == 1) - bcm43xx_phy_initb5(dev); - else - bcm43xx_phy_initb6(dev); - - if (phy->rev >= 2 || phy->gmode) - bcm43xx_phy_inita(dev); - - if (phy->rev >= 2) { - bcm43xx_phy_write(dev, BCM43xx_PHY_ANALOGOVER, 0); - bcm43xx_phy_write(dev, BCM43xx_PHY_ANALOGOVERVAL, 0); - } - if (phy->rev == 2) { - bcm43xx_phy_write(dev, BCM43xx_PHY_RFOVER, 0); - bcm43xx_phy_write(dev, BCM43xx_PHY_PGACTL, 0xC0); - } - if (phy->rev > 5) { - bcm43xx_phy_write(dev, BCM43xx_PHY_RFOVER, 0x400); - bcm43xx_phy_write(dev, BCM43xx_PHY_PGACTL, 0xC0); - } - if (phy->gmode || phy->rev >= 2) { - tmp = bcm43xx_phy_read(dev, BCM43xx_PHY_VERSION_OFDM); - tmp &= BCM43xx_PHYVER_VERSION; - if (tmp == 3 || tmp == 5) { - bcm43xx_phy_write(dev, BCM43xx_PHY_OFDM(0xC2), 0x1816); - bcm43xx_phy_write(dev, BCM43xx_PHY_OFDM(0xC3), 0x8006); - } - if (tmp == 5) { - bcm43xx_phy_write(dev, BCM43xx_PHY_OFDM(0xCC), - (bcm43xx_phy_read(dev, BCM43xx_PHY_OFDM(0xCC)) - & 0x00FF) | 0x1F00); - } - } - if ((phy->rev <= 2 && phy->gmode) || phy->rev >= 2) - bcm43xx_phy_write(dev, BCM43xx_PHY_OFDM(0x7E), 0x78); - if (phy->radio_rev == 8) { - bcm43xx_phy_write(dev, BCM43xx_PHY_EXTG(0x01), - bcm43xx_phy_read(dev, BCM43xx_PHY_EXTG(0x01)) - | 0x80); - bcm43xx_phy_write(dev, BCM43xx_PHY_OFDM(0x3E), - bcm43xx_phy_read(dev, BCM43xx_PHY_OFDM(0x3E)) - | 0x4); - } - if (has_loopback_gain(phy)) - bcm43xx_calc_loopback_gain(dev); - - if (phy->radio_rev != 8) { - if (phy->initval == 0xFFFF) - phy->initval = bcm43xx_radio_init2050(dev); - else - bcm43xx_radio_write16(dev, 0x0078, phy->initval); - } - if (phy->lo_control->tx_bias == 0xFF) { - bcm43xx_lo_g_measure(dev); - } else { - if (has_tx_magnification(phy)) { - bcm43xx_radio_write16(dev, 0x52, - (bcm43xx_radio_read16(dev, 0x52) & 0xFF00) | - phy->lo_control->tx_bias | - phy->lo_control->tx_magn); - } else { - bcm43xx_radio_write16(dev, 0x52, - (bcm43xx_radio_read16(dev, 0x52) & 0xFFF0) | - phy->lo_control->tx_bias); - } - if (phy->rev >= 6) { - bcm43xx_phy_write(dev, BCM43xx_PHY_BASE(0x36), - (bcm43xx_phy_read(dev, BCM43xx_PHY_BASE(0x36)) - & 0x0FFF) | (phy->lo_control->tx_bias << 12)); - } - if (dev->dev->bus->sprom.r1.boardflags_lo & BCM43xx_BFL_PACTRL) - bcm43xx_phy_write(dev, BCM43xx_PHY_BASE(0x2E), 0x8075); - else - bcm43xx_phy_write(dev, BCM43xx_PHY_BASE(0x2E), 0x807F); - if (phy->rev < 2) - bcm43xx_phy_write(dev, BCM43xx_PHY_BASE(0x2F), 0x101); - else - bcm43xx_phy_write(dev, BCM43xx_PHY_BASE(0x2F), 0x202); - } - if (phy->gmode || phy->rev >= 2) { - bcm43xx_lo_g_adjust(dev); - bcm43xx_phy_write(dev, BCM43xx_PHY_LO_MASK, 0x8078); - } - - if (!(dev->dev->bus->sprom.r1.boardflags_lo & BCM43xx_BFL_RSSI)) { - /* The specs state to update the NRSSI LT with - * the value 0x7FFFFFFF here. I think that is some weird - * compiler optimization in the original driver. - * Essentially, what we do here is resetting all NRSSI LT - * entries to -32 (see the limit_value() in nrssi_hw_update()) - */ - bcm43xx_nrssi_hw_update(dev, 0xFFFF);//FIXME? - bcm43xx_calc_nrssi_threshold(dev); - } else if (phy->gmode || phy->rev >= 2) { - if (phy->nrssi[0] == -1000) { - assert(phy->nrssi[1] == -1000); - bcm43xx_calc_nrssi_slope(dev); - } else - bcm43xx_calc_nrssi_threshold(dev); - } - if (phy->radio_rev == 8) - bcm43xx_phy_write(dev, BCM43xx_PHY_EXTG(0x05), 0x3230); - bcm43xx_phy_init_pctl(dev); - /* FIXME: The spec says in the following if, the 0 should be replaced - 'if OFDM may not be used in the current locale' - but OFDM is legal everywhere */ - if ((dev->dev->bus->chip_id == 0x4306 && dev->dev->bus->chip_package == 2) || 0) { - bcm43xx_phy_write(dev, BCM43xx_PHY_CRS0, - bcm43xx_phy_read(dev, BCM43xx_PHY_CRS0) - & 0xBFFF); - bcm43xx_phy_write(dev, BCM43xx_PHY_OFDM(0xC3), - bcm43xx_phy_read(dev, BCM43xx_PHY_OFDM(0xC3)) - & 0x7FFF); - } -} - -/* Set the baseband attenuation value on chip. */ -void bcm43xx_phy_set_baseband_attenuation(struct bcm43xx_wldev *dev, - u16 baseband_attenuation) -{ - struct bcm43xx_phy *phy = &dev->phy; - - if (phy->analog == 0) { - bcm43xx_write16(dev, BCM43xx_MMIO_PHY0, - (bcm43xx_read16(dev, BCM43xx_MMIO_PHY0) - & 0xFFF0) | baseband_attenuation); - } else if (phy->analog == 1) { - bcm43xx_phy_write(dev, BCM43xx_PHY_DACCTL, - (bcm43xx_phy_read(dev, BCM43xx_PHY_DACCTL) - & 0xFFC3) | (baseband_attenuation << 2)); - } else { - bcm43xx_phy_write(dev, BCM43xx_PHY_DACCTL, - (bcm43xx_phy_read(dev, BCM43xx_PHY_DACCTL) - & 0xFF87) | (baseband_attenuation << 3)); - } -} - -/* http://bcm-specs.sipsolutions.net/EstimatePowerOut - * This function converts a TSSI value to dBm in Q5.2 - */ -static s8 bcm43xx_phy_estimate_power_out(struct bcm43xx_wldev *dev, s8 tssi) -{ - struct bcm43xx_phy *phy = &dev->phy; - s8 dbm = 0; - s32 tmp; - - tmp = (phy->tgt_idle_tssi - phy->cur_idle_tssi + tssi); - - switch (phy->type) { - case BCM43xx_PHYTYPE_A: - tmp += 0x80; - tmp = limit_value(tmp, 0x00, 0xFF); - dbm = phy->tssi2dbm[tmp]; - TODO(); //TODO: There's a FIXME on the specs - break; - case BCM43xx_PHYTYPE_B: - case BCM43xx_PHYTYPE_G: - tmp = limit_value(tmp, 0x00, 0x3F); - dbm = phy->tssi2dbm[tmp]; - break; - default: - assert(0); - } - - return dbm; -} - -void bcm43xx_put_attenuation_into_ranges(struct bcm43xx_wldev *dev, - int *_bbatt, int *_rfatt) -{ - int rfatt = *_rfatt; - int bbatt = *_bbatt; - struct bcm43xx_txpower_lo_control *lo = dev->phy.lo_control; - - /* Get baseband and radio attenuation values into their permitted ranges. - * Radio attenuation affects power level 4 times as much as baseband. */ - - /* Range constants */ - const int rf_min = lo->rfatt_list.min_val; - const int rf_max = lo->rfatt_list.max_val; - const int bb_min = lo->bbatt_list.min_val; - const int bb_max = lo->bbatt_list.max_val; - - while (1) { - if (rfatt > rf_max && - bbatt > bb_max - 4) - break; /* Can not get it into ranges */ - if (rfatt < rf_min && - bbatt < bb_min + 4) - break; /* Can not get it into ranges */ - if (bbatt > bb_max && - rfatt > rf_max - 1) - break; /* Can not get it into ranges */ - if (bbatt < bb_min && - rfatt < rf_min + 1) - break; /* Can not get it into ranges */ - - if (bbatt > bb_max) { - bbatt -= 4; - rfatt += 1; - continue; - } - if (bbatt < bb_min) { - bbatt += 4; - rfatt -= 1; - continue; - } - if (rfatt > rf_max) { - rfatt -= 1; - bbatt += 4; - continue; - } - if (rfatt < rf_min) { - rfatt += 1; - bbatt -= 4; - continue; - } - break; - } - - *_rfatt = limit_value(rfatt, rf_min, rf_max); - *_bbatt = limit_value(bbatt, bb_min, bb_max); -} - -/* http://bcm-specs.sipsolutions.net/RecalculateTransmissionPower */ -void bcm43xx_phy_xmitpower(struct bcm43xx_wldev *dev) -{ - struct ssb_bus *bus = dev->dev->bus; - struct bcm43xx_phy *phy = &dev->phy; - - if (phy->cur_idle_tssi == 0) - return; - if ((bus->boardinfo.vendor == SSB_BOARDVENDOR_BCM) && - (bus->boardinfo.type == SSB_BOARD_BU4306)) - return; -#ifdef CONFIG_BCM43XX_MAC80211_DEBUG - if (phy->manual_txpower_control) - return; -#endif - - switch (phy->type) { - case BCM43xx_PHYTYPE_A: { - - TODO(); //TODO: Nothing for A PHYs yet :-/ - - break; - } - case BCM43xx_PHYTYPE_B: - case BCM43xx_PHYTYPE_G: { - u16 tmp; - s8 v0, v1, v2, v3; - s8 average; - int max_pwr; - int desired_pwr, estimated_pwr, pwr_adjust; - int rfatt_delta, bbatt_delta; - int rfatt, bbatt; - u8 tx_control; - unsigned long phylock_flags; - - tmp = bcm43xx_shm_read16(dev, BCM43xx_SHM_SHARED, 0x0058); - v0 = (s8)(tmp & 0x00FF); - v1 = (s8)((tmp & 0xFF00) >> 8); - tmp = bcm43xx_shm_read16(dev, BCM43xx_SHM_SHARED, 0x005A); - v2 = (s8)(tmp & 0x00FF); - v3 = (s8)((tmp & 0xFF00) >> 8); - tmp = 0; - - if (v0 == 0x7F || v1 == 0x7F || v2 == 0x7F || v3 == 0x7F) { - tmp = bcm43xx_shm_read16(dev, BCM43xx_SHM_SHARED, 0x0070); - v0 = (s8)(tmp & 0x00FF); - v1 = (s8)((tmp & 0xFF00) >> 8); - tmp = bcm43xx_shm_read16(dev, BCM43xx_SHM_SHARED, 0x0072); - v2 = (s8)(tmp & 0x00FF); - v3 = (s8)((tmp & 0xFF00) >> 8); - if (v0 == 0x7F || v1 == 0x7F || v2 == 0x7F || v3 == 0x7F) - return; - v0 = (v0 + 0x20) & 0x3F; - v1 = (v1 + 0x20) & 0x3F; - v2 = (v2 + 0x20) & 0x3F; - v3 = (v3 + 0x20) & 0x3F; - tmp = 1; - } - bcm43xx_shm_clear_tssi(dev); - - average = (v0 + v1 + v2 + v3 + 2) / 4; - - if (tmp && (bcm43xx_shm_read16(dev, BCM43xx_SHM_SHARED, 0x005E) & 0x8)) - average -= 13; - - estimated_pwr = bcm43xx_phy_estimate_power_out(dev, average); - - max_pwr = dev->dev->bus->sprom.r1.maxpwr_bg; - if ((dev->dev->bus->sprom.r1.boardflags_lo & BCM43xx_BFL_PACTRL) && - (phy->type == BCM43xx_PHYTYPE_G)) - max_pwr -= 0x3; - if (unlikely(max_pwr <= 0)) { - printk(KERN_ERR PFX "Invalid max-TX-power value in SPROM.\n"); - max_pwr = 60; /* fake it */ - dev->dev->bus->sprom.r1.maxpwr_bg = max_pwr; - } - - /*TODO: - max_pwr = min(REG - dev->dev->bus->sprom.antennagain_bgphy - 0x6, max_pwr) - where REG is the max power as per the regulatory domain - */ - - desired_pwr = phy->power_level; - /* Convert the desired_pwr to Q5.2 and limit it. */ - desired_pwr = limit_value((desired_pwr << 2), 0, max_pwr); - if (bcm43xx_debug(dev, BCM43xx_DBG_XMITPOWER)) { - dprintk(KERN_DEBUG PFX - "Current TX power output: " Q52_FMT " dBm, " - "Desired TX power output: " Q52_FMT " dBm\n", - Q52_ARG(estimated_pwr), Q52_ARG(desired_pwr)); - } - - pwr_adjust = desired_pwr - estimated_pwr; - rfatt_delta = -((pwr_adjust + 7) >> 3); - bbatt_delta = (-(pwr_adjust >> 1)) - (4 * rfatt_delta); - if ((rfatt_delta == 0) && (bbatt_delta == 0)) { - bcm43xx_lo_g_ctl_mark_cur_used(dev); - return; - } - - /* Calculate the new attenuation values. */ - bbatt = phy->bbatt.att; - bbatt += bbatt_delta; - rfatt = phy->rfatt.att; - rfatt += rfatt_delta; - - bcm43xx_put_attenuation_into_ranges(dev, &bbatt, &rfatt); - tx_control = phy->tx_control; - if ((phy->radio_ver == 0x2050) && (phy->radio_rev == 2)) { - if (rfatt <= 1) { - if (tx_control == 0) { - tx_control = BCM43xx_TXCTL_PA2DB | BCM43xx_TXCTL_TXMIX; - rfatt += 2; - bbatt += 2; - } else if (dev->dev->bus->sprom.r1.boardflags_lo & BCM43xx_BFL_PACTRL) { - bbatt += 4 * (rfatt - 2); - rfatt = 2; - } - } else if (rfatt > 4 && tx_control) { - tx_control = 0; - if (bbatt < 3) { - rfatt -= 3; - bbatt += 2; - } else { - rfatt -= 2; - bbatt -= 2; - } - } - } - phy->tx_control = tx_control; - bcm43xx_put_attenuation_into_ranges(dev, &bbatt, &rfatt); - - bcm43xx_phy_lock(dev, phylock_flags); - bcm43xx_radio_lock(dev); - bcm43xx_set_txpower_g(dev, &phy->bbatt, &phy->rfatt, phy->tx_control); - bcm43xx_lo_g_ctl_mark_cur_used(dev); - bcm43xx_radio_unlock(dev); - bcm43xx_phy_unlock(dev, phylock_flags); - break; - } - default: - assert(0); - } -} - -static inline -s32 bcm43xx_tssi2dbm_ad(s32 num, s32 den) -{ - if (num < 0) - return num/den; - else - return (num+den/2)/den; -} - -static inline -s8 bcm43xx_tssi2dbm_entry(s8 entry [], u8 index, s16 pab0, s16 pab1, s16 pab2) -{ - s32 m1, m2, f = 256, q, delta; - s8 i = 0; - - m1 = bcm43xx_tssi2dbm_ad(16 * pab0 + index * pab1, 32); - m2 = max(bcm43xx_tssi2dbm_ad(32768 + index * pab2, 256), 1); - do { - if (i > 15) - return -EINVAL; - q = bcm43xx_tssi2dbm_ad(f * 4096 - - bcm43xx_tssi2dbm_ad(m2 * f, 16) * f, 2048); - delta = abs(q - f); - f = q; - i++; - } while (delta >= 2); - entry[index] = limit_value(bcm43xx_tssi2dbm_ad(m1 * f, 8192), -127, 128); - return 0; -} - -/* http://bcm-specs.sipsolutions.net/TSSI_to_DBM_Table */ -int bcm43xx_phy_init_tssi2dbm_table(struct bcm43xx_wldev *dev) -{ - struct bcm43xx_phy *phy = &dev->phy; - s16 pab0, pab1, pab2; - u8 idx; - s8 *dyn_tssi2dbm; - - if (phy->type == BCM43xx_PHYTYPE_A) { - pab0 = (s16)(dev->dev->bus->sprom.r1.pa1b0); - pab1 = (s16)(dev->dev->bus->sprom.r1.pa1b1); - pab2 = (s16)(dev->dev->bus->sprom.r1.pa1b2); - } else { - pab0 = (s16)(dev->dev->bus->sprom.r1.pa0b0); - pab1 = (s16)(dev->dev->bus->sprom.r1.pa0b1); - pab2 = (s16)(dev->dev->bus->sprom.r1.pa0b2); - } - - if ((dev->dev->bus->chip_id == 0x4301) && (phy->radio_ver != 0x2050)) { - phy->tgt_idle_tssi = 0x34; - phy->tssi2dbm = bcm43xx_tssi2dbm_b_table; - return 0; - } - - if (pab0 != 0 && pab1 != 0 && pab2 != 0 && - pab0 != -1 && pab1 != -1 && pab2 != -1) { - /* The pabX values are set in SPROM. Use them. */ - if (phy->type == BCM43xx_PHYTYPE_A) { - if ((s8)dev->dev->bus->sprom.r1.itssi_a != 0 && - (s8)dev->dev->bus->sprom.r1.itssi_a != -1) - phy->tgt_idle_tssi = (s8)(dev->dev->bus->sprom.r1.itssi_a); - else - phy->tgt_idle_tssi = 62; - } else { - if ((s8)dev->dev->bus->sprom.r1.itssi_bg != 0 && - (s8)dev->dev->bus->sprom.r1.itssi_bg != -1) - phy->tgt_idle_tssi = (s8)(dev->dev->bus->sprom.r1.itssi_bg); - else - phy->tgt_idle_tssi = 62; - } - dyn_tssi2dbm = kmalloc(64, GFP_KERNEL); - if (dyn_tssi2dbm == NULL) { - printk(KERN_ERR PFX "Could not allocate memory" - "for tssi2dbm table\n"); - return -ENOMEM; - } - for (idx = 0; idx < 64; idx++) - if (bcm43xx_tssi2dbm_entry(dyn_tssi2dbm, idx, pab0, pab1, pab2)) { - phy->tssi2dbm = NULL; - printk(KERN_ERR PFX "Could not generate " - "tssi2dBm table\n"); - kfree(dyn_tssi2dbm); - return -ENODEV; - } - phy->tssi2dbm = dyn_tssi2dbm; - phy->dyn_tssi_tbl = 1; - } else { - /* pabX values not set in SPROM. */ - switch (phy->type) { - case BCM43xx_PHYTYPE_A: - /* APHY needs a generated table. */ - phy->tssi2dbm = NULL; - printk(KERN_ERR PFX "Could not generate tssi2dBm " - "table (wrong SPROM info)!\n"); - return -ENODEV; - case BCM43xx_PHYTYPE_B: - phy->tgt_idle_tssi = 0x34; - phy->tssi2dbm = bcm43xx_tssi2dbm_b_table; - break; - case BCM43xx_PHYTYPE_G: - phy->tgt_idle_tssi = 0x34; - phy->tssi2dbm = bcm43xx_tssi2dbm_g_table; - break; - } - } - - return 0; -} - -int bcm43xx_phy_init(struct bcm43xx_wldev *dev) -{ - struct bcm43xx_phy *phy = &dev->phy; - int err = -ENODEV; - - switch (phy->type) { - case BCM43xx_PHYTYPE_A: - if (phy->rev == 2 || phy->rev == 3) { - bcm43xx_phy_inita(dev); - err = 0; - } - break; - case BCM43xx_PHYTYPE_B: - switch (phy->rev) { - case 2: - bcm43xx_phy_initb2(dev); - err = 0; - break; - case 4: - bcm43xx_phy_initb4(dev); - err = 0; - break; - case 5: - bcm43xx_phy_initb5(dev); - err = 0; - break; - case 6: - bcm43xx_phy_initb6(dev); - err = 0; - break; - } - break; - case BCM43xx_PHYTYPE_G: - bcm43xx_phy_initg(dev); - err = 0; - break; - } - if (err) - printk(KERN_WARNING PFX "Unknown PHYTYPE found!\n"); - - return err; -} - -void bcm43xx_set_rx_antenna(struct bcm43xx_wldev *dev, int antenna) -{ - struct bcm43xx_phy *phy = &dev->phy; - u32 hf; - u16 tmp; - int autodiv = 0; - - if (antenna == BCM43xx_ANTENNA_AUTO0 || - antenna == BCM43xx_ANTENNA_AUTO1) - autodiv = 1; - - hf = bcm43xx_hf_read(dev); - hf &= ~BCM43xx_HF_ANTDIVHELP; - bcm43xx_hf_write(dev, hf); - - switch (phy->type) { - case BCM43xx_PHYTYPE_A: - case BCM43xx_PHYTYPE_G: - tmp = bcm43xx_phy_read(dev, BCM43xx_PHY_BBANDCFG); - tmp &= ~BCM43xx_PHY_BBANDCFG_RXANT; - tmp |= (autodiv ? BCM43xx_ANTENNA_AUTO0 : antenna) - << BCM43xx_PHY_BBANDCFG_RXANT_SHIFT; - bcm43xx_phy_write(dev, BCM43xx_PHY_BBANDCFG, tmp); - - if (autodiv) { - tmp = bcm43xx_phy_read(dev, BCM43xx_PHY_ANTDWELL); - if (antenna == BCM43xx_ANTENNA_AUTO0) - tmp &= ~BCM43xx_PHY_ANTDWELL_AUTODIV1; - else - tmp |= BCM43xx_PHY_ANTDWELL_AUTODIV1; - bcm43xx_phy_write(dev, BCM43xx_PHY_ANTDWELL, tmp); - } - if (phy->type == BCM43xx_PHYTYPE_G) { - tmp = bcm43xx_phy_read(dev, BCM43xx_PHY_ANTWRSETT); - if (autodiv) - tmp |= BCM43xx_PHY_ANTWRSETT_ARXDIV; - else - tmp &= ~BCM43xx_PHY_ANTWRSETT_ARXDIV; - bcm43xx_phy_write(dev, BCM43xx_PHY_ANTWRSETT, tmp); - if (phy->rev >= 2) { - tmp = bcm43xx_phy_read(dev, BCM43xx_PHY_OFDM61); - tmp |= BCM43xx_PHY_OFDM61_10; - bcm43xx_phy_write(dev, BCM43xx_PHY_OFDM61, tmp); - - tmp = bcm43xx_phy_read(dev, BCM43xx_PHY_DIVSRCHGAINBACK); - tmp = (tmp & 0xFF00) | 0x15; - bcm43xx_phy_write(dev, BCM43xx_PHY_DIVSRCHGAINBACK, tmp); - - if (phy->rev == 2) { - bcm43xx_phy_write(dev, BCM43xx_PHY_ADIVRELATED, 8); - } else { - tmp = bcm43xx_phy_read(dev, BCM43xx_PHY_ADIVRELATED); - tmp = (tmp & 0xFF00) | 8; - bcm43xx_phy_write(dev, BCM43xx_PHY_ADIVRELATED, tmp); - } - } - if (phy->rev >= 6) - bcm43xx_phy_write(dev, BCM43xx_PHY_OFDM9B, 0xDC); - } else { - if (phy->rev < 3) { - tmp = bcm43xx_phy_read(dev, BCM43xx_PHY_ANTDWELL); - tmp = (tmp & 0xFF00) | 0x24; - bcm43xx_phy_write(dev, BCM43xx_PHY_ANTDWELL, tmp); - } else { - tmp = bcm43xx_phy_read(dev, BCM43xx_PHY_OFDM61); - tmp |= 0x10; - bcm43xx_phy_write(dev, BCM43xx_PHY_OFDM61, tmp); - if (phy->analog == 3) { - bcm43xx_phy_write(dev, BCM43xx_PHY_CLIPPWRDOWNT, 0x1D); - bcm43xx_phy_write(dev, BCM43xx_PHY_ADIVRELATED, 8); - } else { - bcm43xx_phy_write(dev, BCM43xx_PHY_CLIPPWRDOWNT, 0x3A); - tmp = bcm43xx_phy_read(dev, BCM43xx_PHY_ADIVRELATED); - tmp = (tmp & 0xFF00) | 8; - bcm43xx_phy_write(dev, BCM43xx_PHY_ADIVRELATED, tmp); - } - } - } - break; - case BCM43xx_PHYTYPE_B: - tmp = bcm43xx_phy_read(dev, BCM43xx_PHY_CCKBBANDCFG); - tmp &= ~BCM43xx_PHY_BBANDCFG_RXANT; - tmp |= (autodiv ? BCM43xx_ANTENNA_AUTO0 : antenna) - << BCM43xx_PHY_BBANDCFG_RXANT_SHIFT; - bcm43xx_phy_write(dev, BCM43xx_PHY_CCKBBANDCFG, tmp); - break; - default: - assert(0); - } - - hf |= BCM43xx_HF_ANTDIVHELP; - bcm43xx_hf_write(dev, hf); -} - -/* Get the freq, as it has to be written to the device. */ -static inline -u16 channel2freq_bg(u8 channel) -{ - assert(channel >= 1 && channel <= 14); - - return bcm43xx_radio_channel_codes_bg[channel - 1]; -} - -/* Get the freq, as it has to be written to the device. */ -static inline -u16 channel2freq_a(u8 channel) -{ - assert(channel <= 200); - - return (5000 + 5 * channel); -} - -void bcm43xx_radio_lock(struct bcm43xx_wldev *dev) -{ - u32 status; - - status = bcm43xx_read32(dev, BCM43xx_MMIO_STATUS_BITFIELD); - status |= BCM43xx_SBF_RADIOREG_LOCK; - bcm43xx_write32(dev, BCM43xx_MMIO_STATUS_BITFIELD, status); - mmiowb(); - udelay(10); -} - -void bcm43xx_radio_unlock(struct bcm43xx_wldev *dev) -{ - u32 status; - - bcm43xx_read16(dev, BCM43xx_MMIO_PHY_VER); /* dummy read */ - status = bcm43xx_read32(dev, BCM43xx_MMIO_STATUS_BITFIELD); - status &= ~BCM43xx_SBF_RADIOREG_LOCK; - bcm43xx_write32(dev, BCM43xx_MMIO_STATUS_BITFIELD, status); - mmiowb(); -} - -u16 bcm43xx_radio_read16(struct bcm43xx_wldev *dev, u16 offset) -{ - struct bcm43xx_phy *phy = &dev->phy; - - switch (phy->type) { - case BCM43xx_PHYTYPE_A: - offset |= 0x0040; - break; - case BCM43xx_PHYTYPE_B: - if (phy->radio_ver == 0x2053) { - if (offset < 0x70) - offset += 0x80; - else if (offset < 0x80) - offset += 0x70; - } else if (phy->radio_ver == 0x2050) { - offset |= 0x80; - } else - assert(0); - break; - case BCM43xx_PHYTYPE_G: - offset |= 0x80; - break; - } - - bcm43xx_write16(dev, BCM43xx_MMIO_RADIO_CONTROL, offset); - return bcm43xx_read16(dev, BCM43xx_MMIO_RADIO_DATA_LOW); -} - -void bcm43xx_radio_write16(struct bcm43xx_wldev *dev, u16 offset, u16 val) -{ - bcm43xx_write16(dev, BCM43xx_MMIO_RADIO_CONTROL, offset); - mmiowb(); - bcm43xx_write16(dev, BCM43xx_MMIO_RADIO_DATA_LOW, val); -} - -static void bcm43xx_set_all_gains(struct bcm43xx_wldev *dev, - s16 first, s16 second, s16 third) -{ - struct bcm43xx_phy *phy = &dev->phy; - u16 i; - u16 start = 0x08, end = 0x18; - u16 tmp; - u16 table; - - if (phy->rev <= 1) { - start = 0x10; - end = 0x20; - } - - table = BCM43xx_OFDMTAB_GAINX; - if (phy->rev <= 1) - table = BCM43xx_OFDMTAB_GAINX_R1; - for (i = 0; i < 4; i++) - bcm43xx_ofdmtab_write16(dev, table, i, first); - - for (i = start; i < end; i++) - bcm43xx_ofdmtab_write16(dev, table, i, second); - - if (third != -1) { - tmp = ((u16)third << 14) | ((u16)third << 6); - bcm43xx_phy_write(dev, 0x04A0, - (bcm43xx_phy_read(dev, 0x04A0) & 0xBFBF) | tmp); - bcm43xx_phy_write(dev, 0x04A1, - (bcm43xx_phy_read(dev, 0x04A1) & 0xBFBF) | tmp); - bcm43xx_phy_write(dev, 0x04A2, - (bcm43xx_phy_read(dev, 0x04A2) & 0xBFBF) | tmp); - } - bcm43xx_dummy_transmission(dev); -} - -static void bcm43xx_set_original_gains(struct bcm43xx_wldev *dev) -{ - struct bcm43xx_phy *phy = &dev->phy; - u16 i, tmp; - u16 table; - u16 start = 0x0008, end = 0x0018; - - if (phy->rev <= 1) { - start = 0x0010; - end = 0x0020; - } - - table = BCM43xx_OFDMTAB_GAINX; - if (phy->rev <= 1) - table = BCM43xx_OFDMTAB_GAINX_R1; - for (i = 0; i < 4; i++) { - tmp = (i & 0xFFFC); - tmp |= (i & 0x0001) << 1; - tmp |= (i & 0x0002) >> 1; - - bcm43xx_ofdmtab_write16(dev, table, i, tmp); - } - - for (i = start; i < end; i++) - bcm43xx_ofdmtab_write16(dev, table, i, i - start); - - bcm43xx_phy_write(dev, 0x04A0, - (bcm43xx_phy_read(dev, 0x04A0) & 0xBFBF) | 0x4040); - bcm43xx_phy_write(dev, 0x04A1, - (bcm43xx_phy_read(dev, 0x04A1) & 0xBFBF) | 0x4040); - bcm43xx_phy_write(dev, 0x04A2, - (bcm43xx_phy_read(dev, 0x04A2) & 0xBFBF) | 0x4000); - bcm43xx_dummy_transmission(dev); -} - -/* Synthetic PU workaround */ -static void bcm43xx_synth_pu_workaround(struct bcm43xx_wldev *dev, u8 channel) -{ - struct bcm43xx_phy *phy = &dev->phy; - - might_sleep(); - - if (phy->radio_ver != 0x2050 || phy->radio_rev >= 6) { - /* We do not need the workaround. */ - return; - } - - if (channel <= 10) { - bcm43xx_write16(dev, BCM43xx_MMIO_CHANNEL, - channel2freq_bg(channel + 4)); - } else { - bcm43xx_write16(dev, BCM43xx_MMIO_CHANNEL, - channel2freq_bg(1)); - } - msleep(1); - bcm43xx_write16(dev, BCM43xx_MMIO_CHANNEL, - channel2freq_bg(channel)); -} - -u8 bcm43xx_radio_aci_detect(struct bcm43xx_wldev *dev, u8 channel) -{ - struct bcm43xx_phy *phy = &dev->phy; - u8 ret = 0; - u16 saved, rssi, temp; - int i, j = 0; - - saved = bcm43xx_phy_read(dev, 0x0403); - bcm43xx_radio_selectchannel(dev, channel, 0); - bcm43xx_phy_write(dev, 0x0403, (saved & 0xFFF8) | 5); - if (phy->aci_hw_rssi) - rssi = bcm43xx_phy_read(dev, 0x048A) & 0x3F; - else - rssi = saved & 0x3F; - /* clamp temp to signed 5bit */ - if (rssi > 32) - rssi -= 64; - for (i = 0;i < 100; i++) { - temp = (bcm43xx_phy_read(dev, 0x047F) >> 8) & 0x3F; - if (temp > 32) - temp -= 64; - if (temp < rssi) - j++; - if (j >= 20) - ret = 1; - } - bcm43xx_phy_write(dev, 0x0403, saved); - - return ret; -} - -u8 bcm43xx_radio_aci_scan(struct bcm43xx_wldev *dev) -{ - struct bcm43xx_phy *phy = &dev->phy; - u8 ret[13]; - unsigned int channel = phy->channel; - unsigned int i, j, start, end; - unsigned long phylock_flags; - - if (!((phy->type == BCM43xx_PHYTYPE_G) && (phy->rev > 0))) - return 0; - - bcm43xx_phy_lock(dev, phylock_flags); - bcm43xx_radio_lock(dev); - bcm43xx_phy_write(dev, 0x0802, - bcm43xx_phy_read(dev, 0x0802) & 0xFFFC); - bcm43xx_phy_write(dev, BCM43xx_PHY_G_CRS, - bcm43xx_phy_read(dev, BCM43xx_PHY_G_CRS) & 0x7FFF); - bcm43xx_set_all_gains(dev, 3, 8, 1); - - start = (channel - 5 > 0) ? channel - 5 : 1; - end = (channel + 5 < 14) ? channel + 5 : 13; - - for (i = start; i <= end; i++) { - if (abs(channel - i) > 2) - ret[i-1] = bcm43xx_radio_aci_detect(dev, i); - } - bcm43xx_radio_selectchannel(dev, channel, 0); - bcm43xx_phy_write(dev, 0x0802, - (bcm43xx_phy_read(dev, 0x0802) & 0xFFFC) | 0x0003); - bcm43xx_phy_write(dev, 0x0403, - bcm43xx_phy_read(dev, 0x0403) & 0xFFF8); - bcm43xx_phy_write(dev, BCM43xx_PHY_G_CRS, - bcm43xx_phy_read(dev, BCM43xx_PHY_G_CRS) | 0x8000); - bcm43xx_set_original_gains(dev); - for (i = 0; i < 13; i++) { - if (!ret[i]) - continue; - end = (i + 5 < 13) ? i + 5 : 13; - for (j = i; j < end; j++) - ret[j] = 1; - } - bcm43xx_radio_unlock(dev); - bcm43xx_phy_unlock(dev, phylock_flags); - - return ret[channel - 1]; -} - -/* http://bcm-specs.sipsolutions.net/NRSSILookupTable */ -void bcm43xx_nrssi_hw_write(struct bcm43xx_wldev *dev, u16 offset, s16 val) -{ - bcm43xx_phy_write(dev, BCM43xx_PHY_NRSSILT_CTRL, offset); - mmiowb(); - bcm43xx_phy_write(dev, BCM43xx_PHY_NRSSILT_DATA, (u16)val); -} - -/* http://bcm-specs.sipsolutions.net/NRSSILookupTable */ -s16 bcm43xx_nrssi_hw_read(struct bcm43xx_wldev *dev, u16 offset) -{ - u16 val; - - bcm43xx_phy_write(dev, BCM43xx_PHY_NRSSILT_CTRL, offset); - val = bcm43xx_phy_read(dev, BCM43xx_PHY_NRSSILT_DATA); - - return (s16)val; -} - -/* http://bcm-specs.sipsolutions.net/NRSSILookupTable */ -void bcm43xx_nrssi_hw_update(struct bcm43xx_wldev *dev, u16 val) -{ - u16 i; - s16 tmp; - - for (i = 0; i < 64; i++) { - tmp = bcm43xx_nrssi_hw_read(dev, i); - tmp -= val; - tmp = limit_value(tmp, -32, 31); - bcm43xx_nrssi_hw_write(dev, i, tmp); - } -} - -/* http://bcm-specs.sipsolutions.net/NRSSILookupTable */ -void bcm43xx_nrssi_mem_update(struct bcm43xx_wldev *dev) -{ - struct bcm43xx_phy *phy = &dev->phy; - s16 i, delta; - s32 tmp; - - delta = 0x1F - phy->nrssi[0]; - for (i = 0; i < 64; i++) { - tmp = (i - delta) * phy->nrssislope; - tmp /= 0x10000; - tmp += 0x3A; - tmp = limit_value(tmp, 0, 0x3F); - phy->nrssi_lt[i] = tmp; - } -} - -static void bcm43xx_calc_nrssi_offset(struct bcm43xx_wldev *dev) -{ - struct bcm43xx_phy *phy = &dev->phy; - u16 backup[20] = { 0 }; - s16 v47F; - u16 i; - u16 saved = 0xFFFF; - - backup[0] = bcm43xx_phy_read(dev, 0x0001); - backup[1] = bcm43xx_phy_read(dev, 0x0811); - backup[2] = bcm43xx_phy_read(dev, 0x0812); - if (phy->rev != 1) { /* Not in specs, but needed to prevent PPC machine check */ - backup[3] = bcm43xx_phy_read(dev, 0x0814); - backup[4] = bcm43xx_phy_read(dev, 0x0815); - } - backup[5] = bcm43xx_phy_read(dev, 0x005A); - backup[6] = bcm43xx_phy_read(dev, 0x0059); - backup[7] = bcm43xx_phy_read(dev, 0x0058); - backup[8] = bcm43xx_phy_read(dev, 0x000A); - backup[9] = bcm43xx_phy_read(dev, 0x0003); - backup[10] = bcm43xx_radio_read16(dev, 0x007A); - backup[11] = bcm43xx_radio_read16(dev, 0x0043); - - bcm43xx_phy_write(dev, 0x0429, - bcm43xx_phy_read(dev, 0x0429) & 0x7FFF); - bcm43xx_phy_write(dev, 0x0001, - (bcm43xx_phy_read(dev, 0x0001) & 0x3FFF) | 0x4000); - bcm43xx_phy_write(dev, 0x0811, - bcm43xx_phy_read(dev, 0x0811) | 0x000C); - bcm43xx_phy_write(dev, 0x0812, - (bcm43xx_phy_read(dev, 0x0812) & 0xFFF3) | 0x0004); - bcm43xx_phy_write(dev, 0x0802, - bcm43xx_phy_read(dev, 0x0802) & ~(0x1 | 0x2)); - if (phy->rev >= 6) { - backup[12] = bcm43xx_phy_read(dev, 0x002E); - backup[13] = bcm43xx_phy_read(dev, 0x002F); - backup[14] = bcm43xx_phy_read(dev, 0x080F); - backup[15] = bcm43xx_phy_read(dev, 0x0810); - backup[16] = bcm43xx_phy_read(dev, 0x0801); - backup[17] = bcm43xx_phy_read(dev, 0x0060); - backup[18] = bcm43xx_phy_read(dev, 0x0014); - backup[19] = bcm43xx_phy_read(dev, 0x0478); - - bcm43xx_phy_write(dev, 0x002E, 0); - bcm43xx_phy_write(dev, 0x002F, 0); - bcm43xx_phy_write(dev, 0x080F, 0); - bcm43xx_phy_write(dev, 0x0810, 0); - bcm43xx_phy_write(dev, 0x0478, - bcm43xx_phy_read(dev, 0x0478) | 0x0100); - bcm43xx_phy_write(dev, 0x0801, - bcm43xx_phy_read(dev, 0x0801) | 0x0040); - bcm43xx_phy_write(dev, 0x0060, - bcm43xx_phy_read(dev, 0x0060) | 0x0040); - bcm43xx_phy_write(dev, 0x0014, - bcm43xx_phy_read(dev, 0x0014) | 0x0200); - } - bcm43xx_radio_write16(dev, 0x007A, - bcm43xx_radio_read16(dev, 0x007A) | 0x0070); - bcm43xx_radio_write16(dev, 0x007A, - bcm43xx_radio_read16(dev, 0x007A) | 0x0080); - udelay(30); - - v47F = (s16)((bcm43xx_phy_read(dev, 0x047F) >> 8) & 0x003F); - if (v47F >= 0x20) - v47F -= 0x40; - if (v47F == 31) { - for (i = 7; i >= 4; i--) { - bcm43xx_radio_write16(dev, 0x007B, i); - udelay(20); - v47F = (s16)((bcm43xx_phy_read(dev, 0x047F) >> 8) & 0x003F); - if (v47F >= 0x20) - v47F -= 0x40; - if (v47F < 31 && saved == 0xFFFF) - saved = i; - } - if (saved == 0xFFFF) - saved = 4; - } else { - bcm43xx_radio_write16(dev, 0x007A, - bcm43xx_radio_read16(dev, 0x007A) & 0x007F); - if (phy->rev != 1) { /* Not in specs, but needed to prevent PPC machine check */ - bcm43xx_phy_write(dev, 0x0814, - bcm43xx_phy_read(dev, 0x0814) | 0x0001); - bcm43xx_phy_write(dev, 0x0815, - bcm43xx_phy_read(dev, 0x0815) & 0xFFFE); - } - bcm43xx_phy_write(dev, 0x0811, - bcm43xx_phy_read(dev, 0x0811) | 0x000C); - bcm43xx_phy_write(dev, 0x0812, - bcm43xx_phy_read(dev, 0x0812) | 0x000C); - bcm43xx_phy_write(dev, 0x0811, - bcm43xx_phy_read(dev, 0x0811) | 0x0030); - bcm43xx_phy_write(dev, 0x0812, - bcm43xx_phy_read(dev, 0x0812) | 0x0030); - bcm43xx_phy_write(dev, 0x005A, 0x0480); - bcm43xx_phy_write(dev, 0x0059, 0x0810); - bcm43xx_phy_write(dev, 0x0058, 0x000D); - if (phy->rev == 0) { - bcm43xx_phy_write(dev, 0x0003, 0x0122); - } else { - bcm43xx_phy_write(dev, 0x000A, - bcm43xx_phy_read(dev, 0x000A) - | 0x2000); - } - if (phy->rev != 1) { /* Not in specs, but needed to prevent PPC machine check */ - bcm43xx_phy_write(dev, 0x0814, - bcm43xx_phy_read(dev, 0x0814) | 0x0004); - bcm43xx_phy_write(dev, 0x0815, - bcm43xx_phy_read(dev, 0x0815) & 0xFFFB); - } - bcm43xx_phy_write(dev, 0x0003, - (bcm43xx_phy_read(dev, 0x0003) & 0xFF9F) - | 0x0040); - bcm43xx_radio_write16(dev, 0x007A, - bcm43xx_radio_read16(dev, 0x007A) | 0x000F); - bcm43xx_set_all_gains(dev, 3, 0, 1); - bcm43xx_radio_write16(dev, 0x0043, - (bcm43xx_radio_read16(dev, 0x0043) - & 0x00F0) | 0x000F); - udelay(30); - v47F = (s16)((bcm43xx_phy_read(dev, 0x047F) >> 8) & 0x003F); - if (v47F >= 0x20) - v47F -= 0x40; - if (v47F == -32) { - for (i = 0; i < 4; i++) { - bcm43xx_radio_write16(dev, 0x007B, i); - udelay(20); - v47F = (s16)((bcm43xx_phy_read(dev, 0x047F) >> 8) & 0x003F); - if (v47F >= 0x20) - v47F -= 0x40; - if (v47F > -31 && saved == 0xFFFF) - saved = i; - } - if (saved == 0xFFFF) - saved = 3; - } else - saved = 0; - } - bcm43xx_radio_write16(dev, 0x007B, saved); - - if (phy->rev >= 6) { - bcm43xx_phy_write(dev, 0x002E, backup[12]); - bcm43xx_phy_write(dev, 0x002F, backup[13]); - bcm43xx_phy_write(dev, 0x080F, backup[14]); - bcm43xx_phy_write(dev, 0x0810, backup[15]); - } - if (phy->rev != 1) { /* Not in specs, but needed to prevent PPC machine check */ - bcm43xx_phy_write(dev, 0x0814, backup[3]); - bcm43xx_phy_write(dev, 0x0815, backup[4]); - } - bcm43xx_phy_write(dev, 0x005A, backup[5]); - bcm43xx_phy_write(dev, 0x0059, backup[6]); - bcm43xx_phy_write(dev, 0x0058, backup[7]); - bcm43xx_phy_write(dev, 0x000A, backup[8]); - bcm43xx_phy_write(dev, 0x0003, backup[9]); - bcm43xx_radio_write16(dev, 0x0043, backup[11]); - bcm43xx_radio_write16(dev, 0x007A, backup[10]); - bcm43xx_phy_write(dev, 0x0802, - bcm43xx_phy_read(dev, 0x0802) | 0x1 | 0x2); - bcm43xx_phy_write(dev, 0x0429, - bcm43xx_phy_read(dev, 0x0429) | 0x8000); - bcm43xx_set_original_gains(dev); - if (phy->rev >= 6) { - bcm43xx_phy_write(dev, 0x0801, backup[16]); - bcm43xx_phy_write(dev, 0x0060, backup[17]); - bcm43xx_phy_write(dev, 0x0014, backup[18]); - bcm43xx_phy_write(dev, 0x0478, backup[19]); - } - bcm43xx_phy_write(dev, 0x0001, backup[0]); - bcm43xx_phy_write(dev, 0x0812, backup[2]); - bcm43xx_phy_write(dev, 0x0811, backup[1]); -} - -void bcm43xx_calc_nrssi_slope(struct bcm43xx_wldev *dev) -{ - struct bcm43xx_phy *phy = &dev->phy; - u16 backup[18] = { 0 }; - u16 tmp; - s16 nrssi0, nrssi1; - - switch (phy->type) { - case BCM43xx_PHYTYPE_B: - backup[0] = bcm43xx_radio_read16(dev, 0x007A); - backup[1] = bcm43xx_radio_read16(dev, 0x0052); - backup[2] = bcm43xx_radio_read16(dev, 0x0043); - backup[3] = bcm43xx_phy_read(dev, 0x0030); - backup[4] = bcm43xx_phy_read(dev, 0x0026); - backup[5] = bcm43xx_phy_read(dev, 0x0015); - backup[6] = bcm43xx_phy_read(dev, 0x002A); - backup[7] = bcm43xx_phy_read(dev, 0x0020); - backup[8] = bcm43xx_phy_read(dev, 0x005A); - backup[9] = bcm43xx_phy_read(dev, 0x0059); - backup[10] = bcm43xx_phy_read(dev, 0x0058); - backup[11] = bcm43xx_read16(dev, 0x03E2); - backup[12] = bcm43xx_read16(dev, 0x03E6); - backup[13] = bcm43xx_read16(dev, BCM43xx_MMIO_CHANNEL_EXT); - - tmp = bcm43xx_radio_read16(dev, 0x007A); - tmp &= (phy->rev >= 5) ? 0x007F : 0x000F; - bcm43xx_radio_write16(dev, 0x007A, tmp); - bcm43xx_phy_write(dev, 0x0030, 0x00FF); - bcm43xx_write16(dev, 0x03EC, 0x7F7F); - bcm43xx_phy_write(dev, 0x0026, 0x0000); - bcm43xx_phy_write(dev, 0x0015, - bcm43xx_phy_read(dev, 0x0015) | 0x0020); - bcm43xx_phy_write(dev, 0x002A, 0x08A3); - bcm43xx_radio_write16(dev, 0x007A, - bcm43xx_radio_read16(dev, 0x007A) | 0x0080); - - nrssi0 = (s16)bcm43xx_phy_read(dev, 0x0027); - bcm43xx_radio_write16(dev, 0x007A, - bcm43xx_radio_read16(dev, 0x007A) & 0x007F); - if (phy->rev >= 2) { - bcm43xx_write16(dev, 0x03E6, 0x0040); - } else if (phy->rev == 0) { - bcm43xx_write16(dev, 0x03E6, 0x0122); - } else { - bcm43xx_write16(dev, BCM43xx_MMIO_CHANNEL_EXT, - bcm43xx_read16(dev, BCM43xx_MMIO_CHANNEL_EXT) & 0x2000); - } - bcm43xx_phy_write(dev, 0x0020, 0x3F3F); - bcm43xx_phy_write(dev, 0x0015, 0xF330); - bcm43xx_radio_write16(dev, 0x005A, 0x0060); - bcm43xx_radio_write16(dev, 0x0043, - bcm43xx_radio_read16(dev, 0x0043) & 0x00F0); - bcm43xx_phy_write(dev, 0x005A, 0x0480); - bcm43xx_phy_write(dev, 0x0059, 0x0810); - bcm43xx_phy_write(dev, 0x0058, 0x000D); - udelay(20); - - nrssi1 = (s16)bcm43xx_phy_read(dev, 0x0027); - bcm43xx_phy_write(dev, 0x0030, backup[3]); - bcm43xx_radio_write16(dev, 0x007A, backup[0]); - bcm43xx_write16(dev, 0x03E2, backup[11]); - bcm43xx_phy_write(dev, 0x0026, backup[4]); - bcm43xx_phy_write(dev, 0x0015, backup[5]); - bcm43xx_phy_write(dev, 0x002A, backup[6]); - bcm43xx_synth_pu_workaround(dev, phy->channel); - if (phy->rev != 0) - bcm43xx_write16(dev, 0x03F4, backup[13]); - - bcm43xx_phy_write(dev, 0x0020, backup[7]); - bcm43xx_phy_write(dev, 0x005A, backup[8]); - bcm43xx_phy_write(dev, 0x0059, backup[9]); - bcm43xx_phy_write(dev, 0x0058, backup[10]); - bcm43xx_radio_write16(dev, 0x0052, backup[1]); - bcm43xx_radio_write16(dev, 0x0043, backup[2]); - - if (nrssi0 == nrssi1) - phy->nrssislope = 0x00010000; - else - phy->nrssislope = 0x00400000 / (nrssi0 - nrssi1); - - if (nrssi0 <= -4) { - phy->nrssi[0] = nrssi0; - phy->nrssi[1] = nrssi1; - } - break; - case BCM43xx_PHYTYPE_G: - if (phy->radio_rev >= 9) - return; - if (phy->radio_rev == 8) - bcm43xx_calc_nrssi_offset(dev); - - bcm43xx_phy_write(dev, BCM43xx_PHY_G_CRS, - bcm43xx_phy_read(dev, BCM43xx_PHY_G_CRS) & 0x7FFF); - bcm43xx_phy_write(dev, 0x0802, - bcm43xx_phy_read(dev, 0x0802) & 0xFFFC); - backup[7] = bcm43xx_read16(dev, 0x03E2); - bcm43xx_write16(dev, 0x03E2, - bcm43xx_read16(dev, 0x03E2) | 0x8000); - backup[0] = bcm43xx_radio_read16(dev, 0x007A); - backup[1] = bcm43xx_radio_read16(dev, 0x0052); - backup[2] = bcm43xx_radio_read16(dev, 0x0043); - backup[3] = bcm43xx_phy_read(dev, 0x0015); - backup[4] = bcm43xx_phy_read(dev, 0x005A); - backup[5] = bcm43xx_phy_read(dev, 0x0059); - backup[6] = bcm43xx_phy_read(dev, 0x0058); - backup[8] = bcm43xx_read16(dev, 0x03E6); - backup[9] = bcm43xx_read16(dev, BCM43xx_MMIO_CHANNEL_EXT); - if (phy->rev >= 3) { - backup[10] = bcm43xx_phy_read(dev, 0x002E); - backup[11] = bcm43xx_phy_read(dev, 0x002F); - backup[12] = bcm43xx_phy_read(dev, 0x080F); - backup[13] = bcm43xx_phy_read(dev, BCM43xx_PHY_G_LO_CONTROL); - backup[14] = bcm43xx_phy_read(dev, 0x0801); - backup[15] = bcm43xx_phy_read(dev, 0x0060); - backup[16] = bcm43xx_phy_read(dev, 0x0014); - backup[17] = bcm43xx_phy_read(dev, 0x0478); - bcm43xx_phy_write(dev, 0x002E, 0); - bcm43xx_phy_write(dev, BCM43xx_PHY_G_LO_CONTROL, 0); - switch (phy->rev) { - case 4: case 6: case 7: - bcm43xx_phy_write(dev, 0x0478, - bcm43xx_phy_read(dev, 0x0478) - | 0x0100); - bcm43xx_phy_write(dev, 0x0801, - bcm43xx_phy_read(dev, 0x0801) - | 0x0040); - break; - case 3: case 5: - bcm43xx_phy_write(dev, 0x0801, - bcm43xx_phy_read(dev, 0x0801) - & 0xFFBF); - break; - } - bcm43xx_phy_write(dev, 0x0060, - bcm43xx_phy_read(dev, 0x0060) - | 0x0040); - bcm43xx_phy_write(dev, 0x0014, - bcm43xx_phy_read(dev, 0x0014) - | 0x0200); - } - bcm43xx_radio_write16(dev, 0x007A, - bcm43xx_radio_read16(dev, 0x007A) | 0x0070); - bcm43xx_set_all_gains(dev, 0, 8, 0); - bcm43xx_radio_write16(dev, 0x007A, - bcm43xx_radio_read16(dev, 0x007A) & 0x00F7); - if (phy->rev >= 2) { - bcm43xx_phy_write(dev, 0x0811, - (bcm43xx_phy_read(dev, 0x0811) & 0xFFCF) | 0x0030); - bcm43xx_phy_write(dev, 0x0812, - (bcm43xx_phy_read(dev, 0x0812) & 0xFFCF) | 0x0010); - } - bcm43xx_radio_write16(dev, 0x007A, - bcm43xx_radio_read16(dev, 0x007A) | 0x0080); - udelay(20); - - nrssi0 = (s16)((bcm43xx_phy_read(dev, 0x047F) >> 8) & 0x003F); - if (nrssi0 >= 0x0020) - nrssi0 -= 0x0040; - - bcm43xx_radio_write16(dev, 0x007A, - bcm43xx_radio_read16(dev, 0x007A) & 0x007F); - if (phy->rev >= 2) { - bcm43xx_phy_write(dev, 0x0003, - (bcm43xx_phy_read(dev, 0x0003) - & 0xFF9F) | 0x0040); - } - - bcm43xx_write16(dev, BCM43xx_MMIO_CHANNEL_EXT, - bcm43xx_read16(dev, BCM43xx_MMIO_CHANNEL_EXT) - | 0x2000); - bcm43xx_radio_write16(dev, 0x007A, - bcm43xx_radio_read16(dev, 0x007A) | 0x000F); - bcm43xx_phy_write(dev, 0x0015, 0xF330); - if (phy->rev >= 2) { - bcm43xx_phy_write(dev, 0x0812, - (bcm43xx_phy_read(dev, 0x0812) & 0xFFCF) | 0x0020); - bcm43xx_phy_write(dev, 0x0811, - (bcm43xx_phy_read(dev, 0x0811) & 0xFFCF) | 0x0020); - } - - bcm43xx_set_all_gains(dev, 3, 0, 1); - if (phy->radio_rev == 8) { - bcm43xx_radio_write16(dev, 0x0043, 0x001F); - } else { - tmp = bcm43xx_radio_read16(dev, 0x0052) & 0xFF0F; - bcm43xx_radio_write16(dev, 0x0052, tmp | 0x0060); - tmp = bcm43xx_radio_read16(dev, 0x0043) & 0xFFF0; - bcm43xx_radio_write16(dev, 0x0043, tmp | 0x0009); - } - bcm43xx_phy_write(dev, 0x005A, 0x0480); - bcm43xx_phy_write(dev, 0x0059, 0x0810); - bcm43xx_phy_write(dev, 0x0058, 0x000D); - udelay(20); - nrssi1 = (s16)((bcm43xx_phy_read(dev, 0x047F) >> 8) & 0x003F); - if (nrssi1 >= 0x0020) - nrssi1 -= 0x0040; - if (nrssi0 == nrssi1) - phy->nrssislope = 0x00010000; - else - phy->nrssislope = 0x00400000 / (nrssi0 - nrssi1); - if (nrssi0 >= -4) { - phy->nrssi[0] = nrssi1; - phy->nrssi[1] = nrssi0; - } - if (phy->rev >= 3) { - bcm43xx_phy_write(dev, 0x002E, backup[10]); - bcm43xx_phy_write(dev, 0x002F, backup[11]); - bcm43xx_phy_write(dev, 0x080F, backup[12]); - bcm43xx_phy_write(dev, BCM43xx_PHY_G_LO_CONTROL, backup[13]); - } - if (phy->rev >= 2) { - bcm43xx_phy_write(dev, 0x0812, - bcm43xx_phy_read(dev, 0x0812) & 0xFFCF); - bcm43xx_phy_write(dev, 0x0811, - bcm43xx_phy_read(dev, 0x0811) & 0xFFCF); - } - - bcm43xx_radio_write16(dev, 0x007A, backup[0]); - bcm43xx_radio_write16(dev, 0x0052, backup[1]); - bcm43xx_radio_write16(dev, 0x0043, backup[2]); - bcm43xx_write16(dev, 0x03E2, backup[7]); - bcm43xx_write16(dev, 0x03E6, backup[8]); - bcm43xx_write16(dev, BCM43xx_MMIO_CHANNEL_EXT, backup[9]); - bcm43xx_phy_write(dev, 0x0015, backup[3]); - bcm43xx_phy_write(dev, 0x005A, backup[4]); - bcm43xx_phy_write(dev, 0x0059, backup[5]); - bcm43xx_phy_write(dev, 0x0058, backup[6]); - bcm43xx_synth_pu_workaround(dev, phy->channel); - bcm43xx_phy_write(dev, 0x0802, - bcm43xx_phy_read(dev, 0x0802) | (0x0001 | 0x0002)); - bcm43xx_set_original_gains(dev); - bcm43xx_phy_write(dev, BCM43xx_PHY_G_CRS, - bcm43xx_phy_read(dev, BCM43xx_PHY_G_CRS) | 0x8000); - if (phy->rev >= 3) { - bcm43xx_phy_write(dev, 0x0801, backup[14]); - bcm43xx_phy_write(dev, 0x0060, backup[15]); - bcm43xx_phy_write(dev, 0x0014, backup[16]); - bcm43xx_phy_write(dev, 0x0478, backup[17]); - } - bcm43xx_nrssi_mem_update(dev); - bcm43xx_calc_nrssi_threshold(dev); - break; - default: - assert(0); - } -} - -void bcm43xx_calc_nrssi_threshold(struct bcm43xx_wldev *dev) -{ - struct bcm43xx_phy *phy = &dev->phy; - s32 threshold; - s32 a, b; - s16 tmp16; - u16 tmp_u16; - - switch (phy->type) { - case BCM43xx_PHYTYPE_B: { - if (phy->radio_ver != 0x2050) - return; - if (!(dev->dev->bus->sprom.r1.boardflags_lo & BCM43xx_BFL_RSSI)) - return; - - if (phy->radio_rev >= 6) { - threshold = (phy->nrssi[1] - phy->nrssi[0]) * 32; - threshold += 20 * (phy->nrssi[0] + 1); - threshold /= 40; - } else - threshold = phy->nrssi[1] - 5; - - threshold = limit_value(threshold, 0, 0x3E); - bcm43xx_phy_read(dev, 0x0020); /* dummy read */ - bcm43xx_phy_write(dev, 0x0020, (((u16)threshold) << 8) | 0x001C); - - if (phy->radio_rev >= 6) { - bcm43xx_phy_write(dev, 0x0087, 0x0E0D); - bcm43xx_phy_write(dev, 0x0086, 0x0C0B); - bcm43xx_phy_write(dev, 0x0085, 0x0A09); - bcm43xx_phy_write(dev, 0x0084, 0x0808); - bcm43xx_phy_write(dev, 0x0083, 0x0808); - bcm43xx_phy_write(dev, 0x0082, 0x0604); - bcm43xx_phy_write(dev, 0x0081, 0x0302); - bcm43xx_phy_write(dev, 0x0080, 0x0100); - } - break; - } - case BCM43xx_PHYTYPE_G: - if (!phy->gmode || - !(dev->dev->bus->sprom.r1.boardflags_lo & BCM43xx_BFL_RSSI)) { - tmp16 = bcm43xx_nrssi_hw_read(dev, 0x20); - if (tmp16 >= 0x20) - tmp16 -= 0x40; - if (tmp16 < 3) { - bcm43xx_phy_write(dev, 0x048A, - (bcm43xx_phy_read(dev, 0x048A) - & 0xF000) | 0x09EB); - } else { - bcm43xx_phy_write(dev, 0x048A, - (bcm43xx_phy_read(dev, 0x048A) - & 0xF000) | 0x0AED); - } - } else { - if (phy->interfmode == BCM43xx_INTERFMODE_NONWLAN) { - a = 0xE; - b = 0xA; - } else if (!phy->aci_wlan_automatic && phy->aci_enable) { - a = 0x13; - b = 0x12; - } else { - a = 0xE; - b = 0x11; - } - - a = a * (phy->nrssi[1] - phy->nrssi[0]); - a += (phy->nrssi[0] << 6); - if (a < 32) - a += 31; - else - a += 32; - a = a >> 6; - a = limit_value(a, -31, 31); - - b = b * (phy->nrssi[1] - phy->nrssi[0]); - b += (phy->nrssi[0] << 6); - if (b < 32) - b += 31; - else - b += 32; - b = b >> 6; - b = limit_value(b, -31, 31); - - tmp_u16 = bcm43xx_phy_read(dev, 0x048A) & 0xF000; - tmp_u16 |= ((u32)b & 0x0000003F); - tmp_u16 |= (((u32)a & 0x0000003F) << 6); - bcm43xx_phy_write(dev, 0x048A, tmp_u16); - } - break; - default: - assert(0); - } -} - -/* Stack implementation to save/restore values from the - * interference mitigation code. - * It is save to restore values in random order. - */ -static void _stack_save(u32 *_stackptr, size_t *stackidx, - u8 id, u16 offset, u16 value) -{ - u32 *stackptr = &(_stackptr[*stackidx]); - - assert((offset & 0xF000) == 0x0000); - assert((id & 0xF0) == 0x00); - *stackptr = offset; - *stackptr |= ((u32)id) << 12; - *stackptr |= ((u32)value) << 16; - (*stackidx)++; - assert(*stackidx < BCM43xx_INTERFSTACK_SIZE); -} - -static u16 _stack_restore(u32 *stackptr, - u8 id, u16 offset) -{ - size_t i; - - assert((offset & 0xF000) == 0x0000); - assert((id & 0xF0) == 0x00); - for (i = 0; i < BCM43xx_INTERFSTACK_SIZE; i++, stackptr++) { - if ((*stackptr & 0x00000FFF) != offset) - continue; - if (((*stackptr & 0x0000F000) >> 12) != id) - continue; - return ((*stackptr & 0xFFFF0000) >> 16); - } - assert(0); - - return 0; -} - -#define phy_stacksave(offset) \ - do { \ - _stack_save(stack, &stackidx, 0x1, (offset), \ - bcm43xx_phy_read(dev, (offset))); \ - } while (0) -#define phy_stackrestore(offset) \ - do { \ - bcm43xx_phy_write(dev, (offset), \ - _stack_restore(stack, 0x1, \ - (offset))); \ - } while (0) -#define radio_stacksave(offset) \ - do { \ - _stack_save(stack, &stackidx, 0x2, (offset), \ - bcm43xx_radio_read16(dev, (offset))); \ - } while (0) -#define radio_stackrestore(offset) \ - do { \ - bcm43xx_radio_write16(dev, (offset), \ - _stack_restore(stack, 0x2, \ - (offset))); \ - } while (0) -#define ofdmtab_stacksave(table, offset) \ - do { \ - _stack_save(stack, &stackidx, 0x3, (offset)|(table), \ - bcm43xx_ofdmtab_read16(dev, (table), (offset))); \ - } while (0) -#define ofdmtab_stackrestore(table, offset) \ - do { \ - bcm43xx_ofdmtab_write16(dev, (table), (offset), \ - _stack_restore(stack, 0x3, \ - (offset)|(table))); \ - } while (0) - -static void -bcm43xx_radio_interference_mitigation_enable(struct bcm43xx_wldev *dev, - int mode) -{ - struct bcm43xx_phy *phy = &dev->phy; - u16 tmp, flipped; - size_t stackidx = 0; - u32 *stack = phy->interfstack; - - switch (mode) { - case BCM43xx_INTERFMODE_NONWLAN: - if (phy->rev != 1) { - bcm43xx_phy_write(dev, 0x042B, - bcm43xx_phy_read(dev, 0x042B) | 0x0800); - bcm43xx_phy_write(dev, BCM43xx_PHY_G_CRS, - bcm43xx_phy_read(dev, BCM43xx_PHY_G_CRS) & ~0x4000); - break; - } - radio_stacksave(0x0078); - tmp = (bcm43xx_radio_read16(dev, 0x0078) & 0x001E); - flipped = flip_4bit(tmp); - if (flipped < 10 && flipped >= 8) - flipped = 7; - else if (flipped >= 10) - flipped -= 3; - flipped = flip_4bit(flipped); - flipped = (flipped << 1) | 0x0020; - bcm43xx_radio_write16(dev, 0x0078, flipped); - - bcm43xx_calc_nrssi_threshold(dev); - - phy_stacksave(0x0406); - bcm43xx_phy_write(dev, 0x0406, 0x7E28); - - bcm43xx_phy_write(dev, 0x042B, - bcm43xx_phy_read(dev, 0x042B) | 0x0800); - bcm43xx_phy_write(dev, BCM43xx_PHY_RADIO_BITFIELD, - bcm43xx_phy_read(dev, BCM43xx_PHY_RADIO_BITFIELD) | 0x1000); - - phy_stacksave(0x04A0); - bcm43xx_phy_write(dev, 0x04A0, - (bcm43xx_phy_read(dev, 0x04A0) & 0xC0C0) | 0x0008); - phy_stacksave(0x04A1); - bcm43xx_phy_write(dev, 0x04A1, - (bcm43xx_phy_read(dev, 0x04A1) & 0xC0C0) | 0x0605); - phy_stacksave(0x04A2); - bcm43xx_phy_write(dev, 0x04A2, - (bcm43xx_phy_read(dev, 0x04A2) & 0xC0C0) | 0x0204); - phy_stacksave(0x04A8); - bcm43xx_phy_write(dev, 0x04A8, - (bcm43xx_phy_read(dev, 0x04A8) & 0xC0C0) | 0x0803); - phy_stacksave(0x04AB); - bcm43xx_phy_write(dev, 0x04AB, - (bcm43xx_phy_read(dev, 0x04AB) & 0xC0C0) | 0x0605); - - phy_stacksave(0x04A7); - bcm43xx_phy_write(dev, 0x04A7, 0x0002); - phy_stacksave(0x04A3); - bcm43xx_phy_write(dev, 0x04A3, 0x287A); - phy_stacksave(0x04A9); - bcm43xx_phy_write(dev, 0x04A9, 0x2027); - phy_stacksave(0x0493); - bcm43xx_phy_write(dev, 0x0493, 0x32F5); - phy_stacksave(0x04AA); - bcm43xx_phy_write(dev, 0x04AA, 0x2027); - phy_stacksave(0x04AC); - bcm43xx_phy_write(dev, 0x04AC, 0x32F5); - break; - case BCM43xx_INTERFMODE_MANUALWLAN: - if (bcm43xx_phy_read(dev, 0x0033) & 0x0800) - break; - - phy->aci_enable = 1; - - phy_stacksave(BCM43xx_PHY_RADIO_BITFIELD); - phy_stacksave(BCM43xx_PHY_G_CRS); - if (phy->rev < 2) { - phy_stacksave(0x0406); - } else { - phy_stacksave(0x04C0); - phy_stacksave(0x04C1); - } - phy_stacksave(0x0033); - phy_stacksave(0x04A7); - phy_stacksave(0x04A3); - phy_stacksave(0x04A9); - phy_stacksave(0x04AA); - phy_stacksave(0x04AC); - phy_stacksave(0x0493); - phy_stacksave(0x04A1); - phy_stacksave(0x04A0); - phy_stacksave(0x04A2); - phy_stacksave(0x048A); - phy_stacksave(0x04A8); - phy_stacksave(0x04AB); - if (phy->rev == 2) { - phy_stacksave(0x04AD); - phy_stacksave(0x04AE); - } else if (phy->rev >= 3) { - phy_stacksave(0x04AD); - phy_stacksave(0x0415); - phy_stacksave(0x0416); - phy_stacksave(0x0417); - ofdmtab_stacksave(0x1A00, 0x2); - ofdmtab_stacksave(0x1A00, 0x3); - } - phy_stacksave(0x042B); - phy_stacksave(0x048C); - - bcm43xx_phy_write(dev, BCM43xx_PHY_RADIO_BITFIELD, - bcm43xx_phy_read(dev, BCM43xx_PHY_RADIO_BITFIELD) - & ~0x1000); - bcm43xx_phy_write(dev, BCM43xx_PHY_G_CRS, - (bcm43xx_phy_read(dev, BCM43xx_PHY_G_CRS) - & 0xFFFC) | 0x0002); - - bcm43xx_phy_write(dev, 0x0033, 0x0800); - bcm43xx_phy_write(dev, 0x04A3, 0x2027); - bcm43xx_phy_write(dev, 0x04A9, 0x1CA8); - bcm43xx_phy_write(dev, 0x0493, 0x287A); - bcm43xx_phy_write(dev, 0x04AA, 0x1CA8); - bcm43xx_phy_write(dev, 0x04AC, 0x287A); - - bcm43xx_phy_write(dev, 0x04A0, - (bcm43xx_phy_read(dev, 0x04A0) - & 0xFFC0) | 0x001A); - bcm43xx_phy_write(dev, 0x04A7, 0x000D); - - if (phy->rev < 2) { - bcm43xx_phy_write(dev, 0x0406, 0xFF0D); - } else if (phy->rev == 2) { - bcm43xx_phy_write(dev, 0x04C0, 0xFFFF); - bcm43xx_phy_write(dev, 0x04C1, 0x00A9); - } else { - bcm43xx_phy_write(dev, 0x04C0, 0x00C1); - bcm43xx_phy_write(dev, 0x04C1, 0x0059); - } - - bcm43xx_phy_write(dev, 0x04A1, - (bcm43xx_phy_read(dev, 0x04A1) - & 0xC0FF) | 0x1800); - bcm43xx_phy_write(dev, 0x04A1, - (bcm43xx_phy_read(dev, 0x04A1) - & 0xFFC0) | 0x0015); - bcm43xx_phy_write(dev, 0x04A8, - (bcm43xx_phy_read(dev, 0x04A8) - & 0xCFFF) | 0x1000); - bcm43xx_phy_write(dev, 0x04A8, - (bcm43xx_phy_read(dev, 0x04A8) - & 0xF0FF) | 0x0A00); - bcm43xx_phy_write(dev, 0x04AB, - (bcm43xx_phy_read(dev, 0x04AB) - & 0xCFFF) | 0x1000); - bcm43xx_phy_write(dev, 0x04AB, - (bcm43xx_phy_read(dev, 0x04AB) - & 0xF0FF) | 0x0800); - bcm43xx_phy_write(dev, 0x04AB, - (bcm43xx_phy_read(dev, 0x04AB) - & 0xFFCF) | 0x0010); - bcm43xx_phy_write(dev, 0x04AB, - (bcm43xx_phy_read(dev, 0x04AB) - & 0xFFF0) | 0x0005); - bcm43xx_phy_write(dev, 0x04A8, - (bcm43xx_phy_read(dev, 0x04A8) - & 0xFFCF) | 0x0010); - bcm43xx_phy_write(dev, 0x04A8, - (bcm43xx_phy_read(dev, 0x04A8) - & 0xFFF0) | 0x0006); - bcm43xx_phy_write(dev, 0x04A2, - (bcm43xx_phy_read(dev, 0x04A2) - & 0xF0FF) | 0x0800); - bcm43xx_phy_write(dev, 0x04A0, - (bcm43xx_phy_read(dev, 0x04A0) - & 0xF0FF) | 0x0500); - bcm43xx_phy_write(dev, 0x04A2, - (bcm43xx_phy_read(dev, 0x04A2) - & 0xFFF0) | 0x000B); - - if (phy->rev >= 3) { - bcm43xx_phy_write(dev, 0x048A, - bcm43xx_phy_read(dev, 0x048A) - & ~0x8000); - bcm43xx_phy_write(dev, 0x0415, - (bcm43xx_phy_read(dev, 0x0415) - & 0x8000) | 0x36D8); - bcm43xx_phy_write(dev, 0x0416, - (bcm43xx_phy_read(dev, 0x0416) - & 0x8000) | 0x36D8); - bcm43xx_phy_write(dev, 0x0417, - (bcm43xx_phy_read(dev, 0x0417) - & 0xFE00) | 0x016D); - } else { - bcm43xx_phy_write(dev, 0x048A, - bcm43xx_phy_read(dev, 0x048A) - | 0x1000); - bcm43xx_phy_write(dev, 0x048A, - (bcm43xx_phy_read(dev, 0x048A) - & 0x9FFF) | 0x2000); - bcm43xx_hf_write(dev, bcm43xx_hf_read(dev) | BCM43xx_HF_ACIW); - } - if (phy->rev >= 2) { - bcm43xx_phy_write(dev, 0x042B, - bcm43xx_phy_read(dev, 0x042B) - | 0x0800); - } - bcm43xx_phy_write(dev, 0x048C, - (bcm43xx_phy_read(dev, 0x048C) - & 0xF0FF) | 0x0200); - if (phy->rev == 2) { - bcm43xx_phy_write(dev, 0x04AE, - (bcm43xx_phy_read(dev, 0x04AE) - & 0xFF00) | 0x007F); - bcm43xx_phy_write(dev, 0x04AD, - (bcm43xx_phy_read(dev, 0x04AD) - & 0x00FF) | 0x1300); - } else if (phy->rev >= 6) { - bcm43xx_ofdmtab_write16(dev, 0x1A00, 0x3, 0x007F); - bcm43xx_ofdmtab_write16(dev, 0x1A00, 0x2, 0x007F); - bcm43xx_phy_write(dev, 0x04AD, - bcm43xx_phy_read(dev, 0x04AD) - & 0x00FF); - } - bcm43xx_calc_nrssi_slope(dev); - break; - default: - assert(0); - } -} - -static void -bcm43xx_radio_interference_mitigation_disable(struct bcm43xx_wldev *dev, - int mode) -{ - struct bcm43xx_phy *phy = &dev->phy; - u32 *stack = phy->interfstack; - - switch (mode) { - case BCM43xx_INTERFMODE_NONWLAN: - if (phy->rev != 1) { - bcm43xx_phy_write(dev, 0x042B, - bcm43xx_phy_read(dev, 0x042B) & ~0x0800); - bcm43xx_phy_write(dev, BCM43xx_PHY_G_CRS, - bcm43xx_phy_read(dev, BCM43xx_PHY_G_CRS) | 0x4000); - break; - } - radio_stackrestore(0x0078); - bcm43xx_calc_nrssi_threshold(dev); - phy_stackrestore(0x0406); - bcm43xx_phy_write(dev, 0x042B, - bcm43xx_phy_read(dev, 0x042B) & ~0x0800); - if (!dev->bad_frames_preempt) { - bcm43xx_phy_write(dev, BCM43xx_PHY_RADIO_BITFIELD, - bcm43xx_phy_read(dev, BCM43xx_PHY_RADIO_BITFIELD) - & ~(1 << 11)); - } - bcm43xx_phy_write(dev, BCM43xx_PHY_G_CRS, - bcm43xx_phy_read(dev, BCM43xx_PHY_G_CRS) | 0x4000); - phy_stackrestore(0x04A0); - phy_stackrestore(0x04A1); - phy_stackrestore(0x04A2); - phy_stackrestore(0x04A8); - phy_stackrestore(0x04AB); - phy_stackrestore(0x04A7); - phy_stackrestore(0x04A3); - phy_stackrestore(0x04A9); - phy_stackrestore(0x0493); - phy_stackrestore(0x04AA); - phy_stackrestore(0x04AC); - break; - case BCM43xx_INTERFMODE_MANUALWLAN: - if (!(bcm43xx_phy_read(dev, 0x0033) & 0x0800)) - break; - - phy->aci_enable = 0; - - phy_stackrestore(BCM43xx_PHY_RADIO_BITFIELD); - phy_stackrestore(BCM43xx_PHY_G_CRS); - phy_stackrestore(0x0033); - phy_stackrestore(0x04A3); - phy_stackrestore(0x04A9); - phy_stackrestore(0x0493); - phy_stackrestore(0x04AA); - phy_stackrestore(0x04AC); - phy_stackrestore(0x04A0); - phy_stackrestore(0x04A7); - if (phy->rev >= 2) { - phy_stackrestore(0x04C0); - phy_stackrestore(0x04C1); - } else - phy_stackrestore(0x0406); - phy_stackrestore(0x04A1); - phy_stackrestore(0x04AB); - phy_stackrestore(0x04A8); - if (phy->rev == 2) { - phy_stackrestore(0x04AD); - phy_stackrestore(0x04AE); - } else if (phy->rev >= 3) { - phy_stackrestore(0x04AD); - phy_stackrestore(0x0415); - phy_stackrestore(0x0416); - phy_stackrestore(0x0417); - ofdmtab_stackrestore(0x1A00, 0x2); - ofdmtab_stackrestore(0x1A00, 0x3); - } - phy_stackrestore(0x04A2); - phy_stackrestore(0x048A); - phy_stackrestore(0x042B); - phy_stackrestore(0x048C); - bcm43xx_hf_write(dev, bcm43xx_hf_read(dev) & ~BCM43xx_HF_ACIW); - bcm43xx_calc_nrssi_slope(dev); - break; - default: - assert(0); - } -} - -#undef phy_stacksave -#undef phy_stackrestore -#undef radio_stacksave -#undef radio_stackrestore -#undef ofdmtab_stacksave -#undef ofdmtab_stackrestore - -int bcm43xx_radio_set_interference_mitigation(struct bcm43xx_wldev *dev, - int mode) -{ - struct bcm43xx_phy *phy = &dev->phy; - int currentmode; - - if ((phy->type != BCM43xx_PHYTYPE_G) || - (phy->rev == 0) || - (!phy->gmode)) - return -ENODEV; - - phy->aci_wlan_automatic = 0; - switch (mode) { - case BCM43xx_INTERFMODE_AUTOWLAN: - phy->aci_wlan_automatic = 1; - if (phy->aci_enable) - mode = BCM43xx_INTERFMODE_MANUALWLAN; - else - mode = BCM43xx_INTERFMODE_NONE; - break; - case BCM43xx_INTERFMODE_NONE: - case BCM43xx_INTERFMODE_NONWLAN: - case BCM43xx_INTERFMODE_MANUALWLAN: - break; - default: - return -EINVAL; - } - - currentmode = phy->interfmode; - if (currentmode == mode) - return 0; - if (currentmode != BCM43xx_INTERFMODE_NONE) - bcm43xx_radio_interference_mitigation_disable(dev, currentmode); - - if (mode == BCM43xx_INTERFMODE_NONE) { - phy->aci_enable = 0; - phy->aci_hw_rssi = 0; - } else - bcm43xx_radio_interference_mitigation_enable(dev, mode); - phy->interfmode = mode; - - return 0; -} - -static u16 bcm43xx_radio_core_calibration_value(struct bcm43xx_wldev *dev) -{ - u16 reg, index, ret; - - static const u8 rcc_table[] = { - 0x02, 0x03, 0x01, 0x0F, - 0x06, 0x07, 0x05, 0x0F, - 0x0A, 0x0B, 0x09, 0x0F, - 0x0E, 0x0F, 0x0D, 0x0F, - }; - - reg = bcm43xx_radio_read16(dev, 0x60); - index = (reg & 0x001E) >> 1; - ret = rcc_table[index] << 1; - ret |= (reg & 0x0001); - ret |= 0x0020; - - return ret; -} - -#define LPD(L, P, D) (((L) << 2) | ((P) << 1) | ((D) << 0)) -static u16 radio2050_rfover_val(struct bcm43xx_wldev *dev, - u16 phy_register, - unsigned int lpd) -{ - struct bcm43xx_phy *phy = &dev->phy; - struct ssb_sprom *sprom = &(dev->dev->bus->sprom); - - if (!phy->gmode) - return 0; - - if (has_loopback_gain(phy)) { - int max_lb_gain = phy->max_lb_gain; - u16 extlna; - u16 i; - - if (phy->radio_rev == 8) - max_lb_gain += 0x3E; - else - max_lb_gain += 0x26; - if (max_lb_gain >= 0x46) { - extlna = 0x3000; - max_lb_gain -= 0x46; - } else if (max_lb_gain >= 0x3A) { - extlna = 0x1000; - max_lb_gain -= 0x3A; - } else if (max_lb_gain >= 0x2E) { - extlna = 0x2000; - max_lb_gain -= 0x2E; - } else { - extlna = 0; - max_lb_gain -= 0x10; - } - - for (i = 0; i < 16; i++) { - max_lb_gain -= (i * 6); - if (max_lb_gain < 6) - break; - } - - if ((phy->rev < 7) || - !(sprom->r1.boardflags_lo & BCM43xx_BFL_EXTLNA)) { - if (phy_register == BCM43xx_PHY_RFOVER) { - return 0x1B3; - } else if (phy_register == BCM43xx_PHY_RFOVERVAL) { - extlna |= (i << 8); - switch (lpd) { - case LPD(0, 1, 1): - return 0x0F92; - case LPD(0, 0, 1): - case LPD(1, 0, 1): - return (0x0092 | extlna); - case LPD(1, 0, 0): - return (0x0093 | extlna); - } - assert(0); - } - assert(0); - } else { - if (phy_register == BCM43xx_PHY_RFOVER) { - return 0x9B3; - } else if (phy_register == BCM43xx_PHY_RFOVERVAL) { - if (extlna) - extlna |= 0x8000; - extlna |= (i << 8); - switch (lpd) { - case LPD(0, 1, 1): - return 0x8F92; - case LPD(0, 0, 1): - return (0x8092 | extlna); - case LPD(1, 0, 1): - return (0x2092 | extlna); - case LPD(1, 0, 0): - return (0x2093 | extlna); - } - assert(0); - } - assert(0); - } - } else { - if ((phy->rev < 7) || - !(sprom->r1.boardflags_lo & BCM43xx_BFL_EXTLNA)) { - if (phy_register == BCM43xx_PHY_RFOVER) { - return 0x1B3; - } else if (phy_register == BCM43xx_PHY_RFOVERVAL) { - switch (lpd) { - case LPD(0, 1, 1): - return 0x0FB2; - case LPD(0, 0, 1): - return 0x00B2; - case LPD(1, 0, 1): - return 0x30B2; - case LPD(1, 0, 0): - return 0x30B3; - } - assert(0); - } - assert(0); - } else { - if (phy_register == BCM43xx_PHY_RFOVER) { - return 0x9B3; - } else if (phy_register == BCM43xx_PHY_RFOVERVAL) { - switch (lpd) { - case LPD(0, 1, 1): - return 0x8FB2; - case LPD(0, 0, 1): - return 0x80B2; - case LPD(1, 0, 1): - return 0x20B2; - case LPD(1, 0, 0): - return 0x20B3; - } - assert(0); - } - assert(0); - } - } - return 0; -} - -struct init2050_saved_values { - /* Core registers */ - u16 reg_3EC; - u16 reg_3E6; - u16 reg_3F4; - /* Radio registers */ - u16 radio_43; - u16 radio_51; - u16 radio_52; - /* PHY registers */ - u16 phy_pgactl; - u16 phy_base_5A; - u16 phy_base_59; - u16 phy_base_58; - u16 phy_base_30; - u16 phy_rfover; - u16 phy_rfoverval; - u16 phy_analogover; - u16 phy_analogoverval; - u16 phy_crs0; - u16 phy_classctl; - u16 phy_lo_mask; - u16 phy_lo_ctl; - u16 phy_syncctl; -}; - -u16 bcm43xx_radio_init2050(struct bcm43xx_wldev *dev) -{ - struct bcm43xx_phy *phy = &dev->phy; - struct init2050_saved_values sav; - u16 rcc; - u16 radio78; - u16 ret; - u16 i, j; - u32 tmp1 = 0, tmp2 = 0; - - memset(&sav, 0, sizeof(sav)); /* get rid of "may be used uninitialized..." */ - - sav.radio_43 = bcm43xx_radio_read16(dev, 0x43); - sav.radio_51 = bcm43xx_radio_read16(dev, 0x51); - sav.radio_52 = bcm43xx_radio_read16(dev, 0x52); - sav.phy_pgactl = bcm43xx_phy_read(dev, BCM43xx_PHY_PGACTL); - sav.phy_base_5A = bcm43xx_phy_read(dev, BCM43xx_PHY_BASE(0x5A)); - sav.phy_base_59 = bcm43xx_phy_read(dev, BCM43xx_PHY_BASE(0x59)); - sav.phy_base_58 = bcm43xx_phy_read(dev, BCM43xx_PHY_BASE(0x58)); - - if (phy->type == BCM43xx_PHYTYPE_B) { - sav.phy_base_30 = bcm43xx_phy_read(dev, BCM43xx_PHY_BASE(0x30)); - sav.reg_3EC = bcm43xx_read16(dev, 0x3EC); - - bcm43xx_phy_write(dev, BCM43xx_PHY_BASE(0x30), 0xFF); - bcm43xx_write16(dev, 0x3EC, 0x3F3F); - } else if (phy->gmode || phy->rev >= 2) { - sav.phy_rfover = bcm43xx_phy_read(dev, BCM43xx_PHY_RFOVER); - sav.phy_rfoverval = bcm43xx_phy_read(dev, BCM43xx_PHY_RFOVERVAL); - sav.phy_analogover = bcm43xx_phy_read(dev, BCM43xx_PHY_ANALOGOVER); - sav.phy_analogoverval = bcm43xx_phy_read(dev, BCM43xx_PHY_ANALOGOVERVAL); - sav.phy_crs0 = bcm43xx_phy_read(dev, BCM43xx_PHY_CRS0); - sav.phy_classctl = bcm43xx_phy_read(dev, BCM43xx_PHY_CLASSCTL); - - bcm43xx_phy_write(dev, BCM43xx_PHY_ANALOGOVER, - bcm43xx_phy_read(dev, BCM43xx_PHY_ANALOGOVER) - | 0x0003); - bcm43xx_phy_write(dev, BCM43xx_PHY_ANALOGOVERVAL, - bcm43xx_phy_read(dev, BCM43xx_PHY_ANALOGOVERVAL) - & 0xFFFC); - bcm43xx_phy_write(dev, BCM43xx_PHY_CRS0, - bcm43xx_phy_read(dev, BCM43xx_PHY_CRS0) - & 0x7FFF); - bcm43xx_phy_write(dev, BCM43xx_PHY_CLASSCTL, - bcm43xx_phy_read(dev, BCM43xx_PHY_CLASSCTL) - & 0xFFFC); - if (has_loopback_gain(phy)) { - sav.phy_lo_mask = bcm43xx_phy_read(dev, BCM43xx_PHY_LO_MASK); - sav.phy_lo_ctl = bcm43xx_phy_read(dev, BCM43xx_PHY_LO_CTL); - - if (phy->rev >= 3) - bcm43xx_phy_write(dev, BCM43xx_PHY_LO_MASK, 0xC020); - else - bcm43xx_phy_write(dev, BCM43xx_PHY_LO_MASK, 0x8020); - bcm43xx_phy_write(dev, BCM43xx_PHY_LO_CTL, 0); - } - - bcm43xx_phy_write(dev, BCM43xx_PHY_RFOVERVAL, - radio2050_rfover_val(dev, BCM43xx_PHY_RFOVERVAL, - LPD(0, 1, 1))); - bcm43xx_phy_write(dev, BCM43xx_PHY_RFOVER, - radio2050_rfover_val(dev, BCM43xx_PHY_RFOVER, 0)); - } - bcm43xx_write16(dev, 0x3E2, bcm43xx_read16(dev, 0x3E2) | 0x8000); - - sav.phy_syncctl = bcm43xx_phy_read(dev, BCM43xx_PHY_SYNCCTL); - bcm43xx_phy_write(dev, BCM43xx_PHY_SYNCCTL, - bcm43xx_phy_read(dev, BCM43xx_PHY_SYNCCTL) - & 0xFF7F); - sav.reg_3E6 = bcm43xx_read16(dev, 0x3E6); - sav.reg_3F4 = bcm43xx_read16(dev, 0x3F4); - - if (phy->analog == 0) { - bcm43xx_write16(dev, 0x03E6, 0x0122); - } else { - if (phy->analog >= 2) { - bcm43xx_phy_write(dev, BCM43xx_PHY_BASE(0x03), - (bcm43xx_phy_read(dev, BCM43xx_PHY_BASE(0x03)) - & 0xFFBF) | 0x40); - } - bcm43xx_write16(dev, BCM43xx_MMIO_CHANNEL_EXT, - (bcm43xx_read16(dev, BCM43xx_MMIO_CHANNEL_EXT) | 0x2000)); - } - - rcc = bcm43xx_radio_core_calibration_value(dev); - - if (phy->type == BCM43xx_PHYTYPE_B) - bcm43xx_radio_write16(dev, 0x78, 0x26); - if (phy->gmode || phy->rev >= 2) { - bcm43xx_phy_write(dev, BCM43xx_PHY_RFOVERVAL, - radio2050_rfover_val(dev, BCM43xx_PHY_RFOVERVAL, - LPD(0, 1, 1))); - } - bcm43xx_phy_write(dev, BCM43xx_PHY_PGACTL, 0xBFAF); - bcm43xx_phy_write(dev, BCM43xx_PHY_BASE(0x2B), 0x1403); - if (phy->gmode || phy->rev >= 2) { - bcm43xx_phy_write(dev, BCM43xx_PHY_RFOVERVAL, - radio2050_rfover_val(dev, BCM43xx_PHY_RFOVERVAL, - LPD(0, 0, 1))); - } - bcm43xx_phy_write(dev, BCM43xx_PHY_PGACTL, 0xBFA0); - bcm43xx_radio_write16(dev, 0x51, - bcm43xx_radio_read16(dev, 0x51) - | 0x0004); - if (phy->radio_rev == 8) { - bcm43xx_radio_write16(dev, 0x43, 0x1F); - } else { - bcm43xx_radio_write16(dev, 0x52, 0); - bcm43xx_radio_write16(dev, 0x43, - (bcm43xx_radio_read16(dev, 0x43) - & 0xFFF0) | 0x0009); - } - bcm43xx_phy_write(dev, BCM43xx_PHY_BASE(0x58), 0); - - for (i = 0; i < 16; i++) { - bcm43xx_phy_write(dev, BCM43xx_PHY_BASE(0x5A), 0x0480); - bcm43xx_phy_write(dev, BCM43xx_PHY_BASE(0x59), 0xC810); - bcm43xx_phy_write(dev, BCM43xx_PHY_BASE(0x58), 0x000D); - if (phy->gmode || phy->rev >= 2) { - bcm43xx_phy_write(dev, BCM43xx_PHY_RFOVERVAL, - radio2050_rfover_val(dev, BCM43xx_PHY_RFOVERVAL, - LPD(1, 0, 1))); - } - bcm43xx_phy_write(dev, BCM43xx_PHY_PGACTL, 0xAFB0); - udelay(10); - if (phy->gmode || phy->rev >= 2) { - bcm43xx_phy_write(dev, BCM43xx_PHY_RFOVERVAL, - radio2050_rfover_val(dev, BCM43xx_PHY_RFOVERVAL, - LPD(1, 0, 1))); - } - bcm43xx_phy_write(dev, BCM43xx_PHY_PGACTL, 0xEFB0); - udelay(10); - if (phy->gmode || phy->rev >= 2) { - bcm43xx_phy_write(dev, BCM43xx_PHY_RFOVERVAL, - radio2050_rfover_val(dev, BCM43xx_PHY_RFOVERVAL, - LPD(1, 0, 0))); - } - bcm43xx_phy_write(dev, BCM43xx_PHY_PGACTL, 0xFFF0); - udelay(20); - tmp1 += bcm43xx_phy_read(dev, BCM43xx_PHY_LO_LEAKAGE); - bcm43xx_phy_write(dev, BCM43xx_PHY_BASE(0x58), 0); - if (phy->gmode || phy->rev >= 2) { - bcm43xx_phy_write(dev, BCM43xx_PHY_RFOVERVAL, - radio2050_rfover_val(dev, BCM43xx_PHY_RFOVERVAL, - LPD(1, 0, 1))); - } - bcm43xx_phy_write(dev, BCM43xx_PHY_PGACTL, 0xAFB0); - } - udelay(10); - - bcm43xx_phy_write(dev, BCM43xx_PHY_BASE(0x58), 0); - tmp1++; - tmp1 >>= 9; - - for (i = 0; i < 16; i++) { - radio78 = ((flip_4bit(i) << 1) | 0x20); - bcm43xx_radio_write16(dev, 0x78, radio78); - udelay(10); - for (j = 0; j < 16; j++) { - bcm43xx_phy_write(dev, BCM43xx_PHY_BASE(0x5A), 0x0D80); - bcm43xx_phy_write(dev, BCM43xx_PHY_BASE(0x59), 0xC810); - bcm43xx_phy_write(dev, BCM43xx_PHY_BASE(0x58), 0x000D); - if (phy->gmode || phy->rev >= 2) { - bcm43xx_phy_write(dev, BCM43xx_PHY_RFOVERVAL, - radio2050_rfover_val(dev, BCM43xx_PHY_RFOVERVAL, - LPD(1, 0, 1))); - } - bcm43xx_phy_write(dev, BCM43xx_PHY_PGACTL, 0xAFB0); - udelay(10); - if (phy->gmode || phy->rev >= 2) { - bcm43xx_phy_write(dev, BCM43xx_PHY_RFOVERVAL, - radio2050_rfover_val(dev, BCM43xx_PHY_RFOVERVAL, - LPD(1, 0, 1))); - } - bcm43xx_phy_write(dev, BCM43xx_PHY_PGACTL, 0xEFB0); - udelay(10); - if (phy->gmode || phy->rev >= 2) { - bcm43xx_phy_write(dev, BCM43xx_PHY_RFOVERVAL, - radio2050_rfover_val(dev, BCM43xx_PHY_RFOVERVAL, - LPD(1, 0, 0))); - } - bcm43xx_phy_write(dev, BCM43xx_PHY_PGACTL, 0xFFF0); - udelay(10); - tmp2 += bcm43xx_phy_read(dev, BCM43xx_PHY_LO_LEAKAGE); - bcm43xx_phy_write(dev, BCM43xx_PHY_BASE(0x58), 0); - if (phy->gmode || phy->rev >= 2) { - bcm43xx_phy_write(dev, BCM43xx_PHY_RFOVERVAL, - radio2050_rfover_val(dev, BCM43xx_PHY_RFOVERVAL, - LPD(1, 0, 1))); - } - bcm43xx_phy_write(dev, BCM43xx_PHY_PGACTL, 0xAFB0); - } - tmp2++; - tmp2 >>= 8; - if (tmp1 < tmp2) - break; - } - - /* Restore the registers */ - bcm43xx_phy_write(dev, BCM43xx_PHY_PGACTL, sav.phy_pgactl); - bcm43xx_radio_write16(dev, 0x51, sav.radio_51); - bcm43xx_radio_write16(dev, 0x52, sav.radio_52); - bcm43xx_radio_write16(dev, 0x43, sav.radio_43); - bcm43xx_phy_write(dev, BCM43xx_PHY_BASE(0x5A), sav.phy_base_5A); - bcm43xx_phy_write(dev, BCM43xx_PHY_BASE(0x59), sav.phy_base_59); - bcm43xx_phy_write(dev, BCM43xx_PHY_BASE(0x58), sav.phy_base_58); - bcm43xx_write16(dev, 0x3E6, sav.reg_3E6); - if (phy->analog != 0) - bcm43xx_write16(dev, 0x3F4, sav.reg_3F4); - bcm43xx_phy_write(dev, BCM43xx_PHY_SYNCCTL, sav.phy_syncctl); - bcm43xx_synth_pu_workaround(dev, phy->channel); - if (phy->type == BCM43xx_PHYTYPE_B) { - bcm43xx_phy_write(dev, BCM43xx_PHY_BASE(0x30), sav.phy_base_30); - bcm43xx_write16(dev, 0x3EC, sav.reg_3EC); - } else if (phy->gmode) { - bcm43xx_write16(dev, BCM43xx_MMIO_PHY_RADIO, - bcm43xx_read16(dev, BCM43xx_MMIO_PHY_RADIO) - & 0x7FFF); - bcm43xx_phy_write(dev, BCM43xx_PHY_RFOVER, sav.phy_rfover); - bcm43xx_phy_write(dev, BCM43xx_PHY_RFOVERVAL, sav.phy_rfoverval); - bcm43xx_phy_write(dev, BCM43xx_PHY_ANALOGOVER, sav.phy_analogover); - bcm43xx_phy_write(dev, BCM43xx_PHY_ANALOGOVERVAL, sav.phy_analogoverval); - bcm43xx_phy_write(dev, BCM43xx_PHY_CRS0, sav.phy_crs0); - bcm43xx_phy_write(dev, BCM43xx_PHY_CLASSCTL, sav.phy_classctl); - if (has_loopback_gain(phy)) { - bcm43xx_phy_write(dev, BCM43xx_PHY_LO_MASK, sav.phy_lo_mask); - bcm43xx_phy_write(dev, BCM43xx_PHY_LO_CTL, sav.phy_lo_ctl); - } - } - if (i > 15) - ret = radio78; - else - ret = rcc; - - return ret; -} - -void bcm43xx_radio_init2060(struct bcm43xx_wldev *dev) -{ - int err; - - bcm43xx_radio_write16(dev, 0x0004, 0x00C0); - bcm43xx_radio_write16(dev, 0x0005, 0x0008); - bcm43xx_radio_write16(dev, 0x0009, 0x0040); - bcm43xx_radio_write16(dev, 0x0005, 0x00AA); - bcm43xx_radio_write16(dev, 0x0032, 0x008F); - bcm43xx_radio_write16(dev, 0x0006, 0x008F); - bcm43xx_radio_write16(dev, 0x0034, 0x008F); - bcm43xx_radio_write16(dev, 0x002C, 0x0007); - bcm43xx_radio_write16(dev, 0x0082, 0x0080); - bcm43xx_radio_write16(dev, 0x0080, 0x0000); - bcm43xx_radio_write16(dev, 0x003F, 0x00DA); - bcm43xx_radio_write16(dev, 0x0005, bcm43xx_radio_read16(dev, 0x0005) & ~0x0008); - bcm43xx_radio_write16(dev, 0x0081, bcm43xx_radio_read16(dev, 0x0081) & ~0x0010); - bcm43xx_radio_write16(dev, 0x0081, bcm43xx_radio_read16(dev, 0x0081) & ~0x0020); - bcm43xx_radio_write16(dev, 0x0081, bcm43xx_radio_read16(dev, 0x0081) & ~0x0020); - msleep(1); /* delay 400usec */ - - bcm43xx_radio_write16(dev, 0x0081, (bcm43xx_radio_read16(dev, 0x0081) & ~0x0020) | 0x0010); - msleep(1); /* delay 400usec */ - - bcm43xx_radio_write16(dev, 0x0005, (bcm43xx_radio_read16(dev, 0x0005) & ~0x0008) | 0x0008); - bcm43xx_radio_write16(dev, 0x0085, bcm43xx_radio_read16(dev, 0x0085) & ~0x0010); - bcm43xx_radio_write16(dev, 0x0005, bcm43xx_radio_read16(dev, 0x0005) & ~0x0008); - bcm43xx_radio_write16(dev, 0x0081, bcm43xx_radio_read16(dev, 0x0081) & ~0x0040); - bcm43xx_radio_write16(dev, 0x0081, (bcm43xx_radio_read16(dev, 0x0081) & ~0x0040) | 0x0040); - bcm43xx_radio_write16(dev, 0x0005, (bcm43xx_radio_read16(dev, 0x0081) & ~0x0008) | 0x0008); - bcm43xx_phy_write(dev, 0x0063, 0xDDC6); - bcm43xx_phy_write(dev, 0x0069, 0x07BE); - bcm43xx_phy_write(dev, 0x006A, 0x0000); - - err = bcm43xx_radio_selectchannel(dev, BCM43xx_DEFAULT_CHANNEL_A, 0); - assert(err == 0); - - msleep(1); -} - -static inline -u16 freq_r3A_value(u16 frequency) -{ - u16 value; - - if (frequency < 5091) - value = 0x0040; - else if (frequency < 5321) - value = 0x0000; - else if (frequency < 5806) - value = 0x0080; - else - value = 0x0040; - - return value; -} - -void bcm43xx_radio_set_tx_iq(struct bcm43xx_wldev *dev) -{ - static const u8 data_high[5] = { 0x00, 0x40, 0x80, 0x90, 0xD0 }; - static const u8 data_low[5] = { 0x00, 0x01, 0x05, 0x06, 0x0A }; - u16 tmp = bcm43xx_radio_read16(dev, 0x001E); - int i, j; - - for (i = 0; i < 5; i++) { - for (j = 0; j < 5; j++) { - if (tmp == (data_high[i] << 4 | data_low[j])) { - bcm43xx_phy_write(dev, 0x0069, (i - j) << 8 | 0x00C0); - return; - } - } - } -} - -int bcm43xx_radio_selectchannel(struct bcm43xx_wldev *dev, - u8 channel, - int synthetic_pu_workaround) -{ - struct bcm43xx_phy *phy = &dev->phy; - u16 r8, tmp; - u16 freq; - u16 channelcookie; - - /* First we set the channel radio code to prevent the - * firmware from sending ghost packets. - */ - channelcookie = channel; - if (phy->type == BCM43xx_PHYTYPE_A) - channelcookie |= 0x100; - bcm43xx_shm_write16(dev, BCM43xx_SHM_SHARED, - BCM43xx_SHM_SH_CHAN, channelcookie); - - if (phy->type == BCM43xx_PHYTYPE_A) { - if (channel > 200) - return -EINVAL; - freq = channel2freq_a(channel); - - r8 = bcm43xx_radio_read16(dev, 0x0008); - bcm43xx_write16(dev, 0x03F0, freq); - bcm43xx_radio_write16(dev, 0x0008, r8); - - TODO();//TODO: write max channel TX power? to Radio 0x2D - tmp = bcm43xx_radio_read16(dev, 0x002E); - tmp &= 0x0080; - TODO();//TODO: OR tmp with the Power out estimation for this channel? - bcm43xx_radio_write16(dev, 0x002E, tmp); - - if (freq >= 4920 && freq <= 5500) { - /* - * r8 = (((freq * 15 * 0xE1FC780F) >> 32) / 29) & 0x0F; - * = (freq * 0.025862069 - */ - r8 = 3 * freq / 116; /* is equal to r8 = freq * 0.025862 */ - } - bcm43xx_radio_write16(dev, 0x0007, (r8 << 4) | r8); - bcm43xx_radio_write16(dev, 0x0020, (r8 << 4) | r8); - bcm43xx_radio_write16(dev, 0x0021, (r8 << 4) | r8); - bcm43xx_radio_write16(dev, 0x0022, - (bcm43xx_radio_read16(dev, 0x0022) - & 0x000F) | (r8 << 4)); - bcm43xx_radio_write16(dev, 0x002A, (r8 << 4)); - bcm43xx_radio_write16(dev, 0x002B, (r8 << 4)); - bcm43xx_radio_write16(dev, 0x0008, - (bcm43xx_radio_read16(dev, 0x0008) - & 0x00F0) | (r8 << 4)); - bcm43xx_radio_write16(dev, 0x0029, - (bcm43xx_radio_read16(dev, 0x0029) - & 0xFF0F) | 0x00B0); - bcm43xx_radio_write16(dev, 0x0035, 0x00AA); - bcm43xx_radio_write16(dev, 0x0036, 0x0085); - bcm43xx_radio_write16(dev, 0x003A, - (bcm43xx_radio_read16(dev, 0x003A) - & 0xFF20) | freq_r3A_value(freq)); - bcm43xx_radio_write16(dev, 0x003D, - bcm43xx_radio_read16(dev, 0x003D) & 0x00FF); - bcm43xx_radio_write16(dev, 0x0081, - (bcm43xx_radio_read16(dev, 0x0081) - & 0xFF7F) | 0x0080); - bcm43xx_radio_write16(dev, 0x0035, - bcm43xx_radio_read16(dev, 0x0035) & 0xFFEF); - bcm43xx_radio_write16(dev, 0x0035, - (bcm43xx_radio_read16(dev, 0x0035) - & 0xFFEF) | 0x0010); - bcm43xx_radio_set_tx_iq(dev); - TODO(); //TODO: TSSI2dbm workaround - bcm43xx_phy_xmitpower(dev);//FIXME correct? - } else { - if ((channel < 1) || (channel > 14)) - return -EINVAL; - - if (synthetic_pu_workaround) - bcm43xx_synth_pu_workaround(dev, channel); - - bcm43xx_write16(dev, BCM43xx_MMIO_CHANNEL, - channel2freq_bg(channel)); - - if (channel == 14) { - if (dev->dev->bus->sprom.r1.country_code == SSB_SPROM1CCODE_JAPAN) - bcm43xx_hf_write(dev, bcm43xx_hf_read(dev) & ~BCM43xx_HF_ACPR); - else - bcm43xx_hf_write(dev, bcm43xx_hf_read(dev) | BCM43xx_HF_ACPR); - bcm43xx_write16(dev, BCM43xx_MMIO_CHANNEL_EXT, - bcm43xx_read16(dev, BCM43xx_MMIO_CHANNEL_EXT) - | (1 << 11)); - } else { - bcm43xx_write16(dev, BCM43xx_MMIO_CHANNEL_EXT, - bcm43xx_read16(dev, BCM43xx_MMIO_CHANNEL_EXT) - & 0xF7BF); - } - } - - phy->channel = channel; - /* Wait for the radio to tune to the channel and stabilize. */ - msleep(8); - - return 0; -} - -/* http://bcm-specs.sipsolutions.net/TX_Gain_Base_Band */ -static u16 bcm43xx_get_txgain_base_band(u16 txpower) -{ - u16 ret; - - assert(txpower <= 63); - - if (txpower >= 54) - ret = 2; - else if (txpower >= 49) - ret = 4; - else if (txpower >= 44) - ret = 5; - else - ret = 6; - - return ret; -} - -/* http://bcm-specs.sipsolutions.net/TX_Gain_Radio_Frequency_Power_Amplifier */ -static u16 bcm43xx_get_txgain_freq_power_amp(u16 txpower) -{ - u16 ret; - - assert(txpower <= 63); - - if (txpower >= 32) - ret = 0; - else if (txpower >= 25) - ret = 1; - else if (txpower >= 20) - ret = 2; - else if (txpower >= 12) - ret = 3; - else - ret = 4; - - return ret; -} - -/* http://bcm-specs.sipsolutions.net/TX_Gain_Digital_Analog_Converter */ -static u16 bcm43xx_get_txgain_dac(u16 txpower) -{ - u16 ret; - - assert(txpower <= 63); - - if (txpower >= 54) - ret = txpower - 53; - else if (txpower >= 49) - ret = txpower - 42; - else if (txpower >= 44) - ret = txpower - 37; - else if (txpower >= 32) - ret = txpower - 32; - else if (txpower >= 25) - ret = txpower - 20; - else if (txpower >= 20) - ret = txpower - 13; - else if (txpower >= 12) - ret = txpower - 8; - else - ret = txpower; - - return ret; -} - -static void bcm43xx_radio_set_txpower_a(struct bcm43xx_wldev *dev, u16 txpower) -{ - struct bcm43xx_phy *phy = &dev->phy; - u16 pamp, base, dac, t; - - txpower = limit_value(txpower, 0, 63); - - pamp = bcm43xx_get_txgain_freq_power_amp(txpower); - pamp <<= 5; - pamp &= 0x00E0; - bcm43xx_phy_write(dev, 0x0019, pamp); - - base = bcm43xx_get_txgain_base_band(txpower); - base &= 0x000F; - bcm43xx_phy_write(dev, 0x0017, base | 0x0020); - - t = bcm43xx_ofdmtab_read16(dev, 0x3000, 1); - t &= 0x0007; - - dac = bcm43xx_get_txgain_dac(txpower); - dac <<= 3; - dac |= t; - - bcm43xx_ofdmtab_write16(dev, 0x3000, 1, dac); - - phy->txpwr_offset = txpower; - - TODO(); - //TODO: FuncPlaceholder (Adjust BB loft cancel) -} - -void bcm43xx_radio_turn_on(struct bcm43xx_wldev *dev) -{ - struct bcm43xx_phy *phy = &dev->phy; - int err; - - might_sleep(); - - if (phy->radio_on) - return; - - switch (phy->type) { - case BCM43xx_PHYTYPE_A: - bcm43xx_radio_write16(dev, 0x0004, 0x00C0); - bcm43xx_radio_write16(dev, 0x0005, 0x0008); - bcm43xx_phy_write(dev, 0x0010, bcm43xx_phy_read(dev, 0x0010) & 0xFFF7); - bcm43xx_phy_write(dev, 0x0011, bcm43xx_phy_read(dev, 0x0011) & 0xFFF7); - bcm43xx_radio_init2060(dev); - break; - case BCM43xx_PHYTYPE_B: - case BCM43xx_PHYTYPE_G: - bcm43xx_phy_write(dev, 0x0015, 0x8000); - bcm43xx_phy_write(dev, 0x0015, 0xCC00); - bcm43xx_phy_write(dev, 0x0015, (phy->gmode ? 0x00C0 : 0x0000)); - err = bcm43xx_radio_selectchannel(dev, BCM43xx_DEFAULT_CHANNEL_BG, 1); - assert(err == 0); - break; - default: - assert(0); - } - phy->radio_on = 1; - dprintk(KERN_INFO PFX "Radio turned on\n"); -} - -void bcm43xx_radio_turn_off(struct bcm43xx_wldev *dev) -{ - struct bcm43xx_phy *phy = &dev->phy; - - if (phy->type == BCM43xx_PHYTYPE_A) { - bcm43xx_radio_write16(dev, 0x0004, 0x00FF); - bcm43xx_radio_write16(dev, 0x0005, 0x00FB); - bcm43xx_phy_write(dev, 0x0010, bcm43xx_phy_read(dev, 0x0010) | 0x0008); - bcm43xx_phy_write(dev, 0x0011, bcm43xx_phy_read(dev, 0x0011) | 0x0008); - } - if (phy->type == BCM43xx_PHYTYPE_G && dev->dev->id.revision >= 5) { - bcm43xx_phy_write(dev, 0x0811, bcm43xx_phy_read(dev, 0x0811) | 0x008C); - bcm43xx_phy_write(dev, 0x0812, bcm43xx_phy_read(dev, 0x0812) & 0xFF73); - } else - bcm43xx_phy_write(dev, 0x0015, 0xAA00); - phy->radio_on = 0; - dprintk(KERN_INFO PFX "Radio turned off\n"); -} diff --git a/package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_phy.h b/package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_phy.h deleted file mode 100644 index 75cea5a4f6..0000000000 --- a/package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_phy.h +++ /dev/null @@ -1,310 +0,0 @@ -#ifndef BCM43xx_PHY_H_ -#define BCM43xx_PHY_H_ - -#include <linux/types.h> - -struct bcm43xx_wldev; - - -/*** PHY Registers ***/ - -/* Routing */ -#define BCM43xx_PHYROUTE_OFDM_GPHY 0x400 -#define BCM43xx_PHYROUTE_EXT_GPHY 0x800 - -/* Base registers. */ -#define BCM43xx_PHY_BASE(reg) (reg) -/* OFDM (A) registers of a G-PHY */ -#define BCM43xx_PHY_OFDM(reg) ((reg) | BCM43xx_PHYROUTE_OFDM_GPHY) -/* Extended G-PHY registers */ -#define BCM43xx_PHY_EXTG(reg) ((reg) | BCM43xx_PHYROUTE_EXT_GPHY) - - -/* OFDM (A) PHY Registers */ -#define BCM43xx_PHY_VERSION_OFDM BCM43xx_PHY_OFDM(0x00) /* Versioning register for A-PHY */ -#define BCM43xx_PHY_BBANDCFG BCM43xx_PHY_OFDM(0x01) /* Baseband config */ -#define BCM43xx_PHY_BBANDCFG_RXANT 0x180 /* RX Antenna selection */ -#define BCM43xx_PHY_BBANDCFG_RXANT_SHIFT 7 -#define BCM43xx_PHY_PWRDOWN BCM43xx_PHY_OFDM(0x03) /* Powerdown */ -#define BCM43xx_PHY_CRSTHRES1 BCM43xx_PHY_OFDM(0x06) /* CRS Threshold 1 */ -#define BCM43xx_PHY_LNAHPFCTL BCM43xx_PHY_OFDM(0x1C) /* LNA/HPF control */ -#define BCM43xx_PHY_ADIVRELATED BCM43xx_PHY_OFDM(0x27) /* FIXME rename */ -#define BCM43xx_PHY_CRS0 BCM43xx_PHY_OFDM(0x29) -#define BCM43xx_PHY_ANTDWELL BCM43xx_PHY_OFDM(0x2B) /* Antenna dwell */ -#define BCM43xx_PHY_ANTDWELL_AUTODIV1 0x0100 /* Automatic RX diversity start antenna */ -#define BCM43xx_PHY_ENCORE BCM43xx_PHY_OFDM(0x49) /* "Encore" (RangeMax / BroadRange) */ -#define BCM43xx_PHY_ENCORE_EN 0x0200 /* Encore enable */ -#define BCM43xx_PHY_LMS BCM43xx_PHY_OFDM(0x55) -#define BCM43xx_PHY_OFDM61 BCM43xx_PHY_OFDM(0x61) /* FIXME rename */ -#define BCM43xx_PHY_OFDM61_10 0x0010 /* FIXME rename */ -#define BCM43xx_PHY_IQBAL BCM43xx_PHY_OFDM(0x69) /* I/Q balance */ -#define BCM43xx_PHY_OTABLECTL BCM43xx_PHY_OFDM(0x72) /* OFDM table control (see below) */ -#define BCM43xx_PHY_OTABLEOFF 0x03FF /* OFDM table offset (see below) */ -#define BCM43xx_PHY_OTABLENR 0xFC00 /* OFDM table number (see below) */ -#define BCM43xx_PHY_OTABLENR_SHIFT 10 -#define BCM43xx_PHY_OTABLEI BCM43xx_PHY_OFDM(0x73) /* OFDM table data I */ -#define BCM43xx_PHY_OTABLEQ BCM43xx_PHY_OFDM(0x74) /* OFDM table data Q */ -#define BCM43xx_PHY_HPWR_TSSICTL BCM43xx_PHY_OFDM(0x78) /* Hardware power TSSI control */ -#define BCM43xx_PHY_NRSSITHRES BCM43xx_PHY_OFDM(0x8A) /* NRSSI threshold */ -#define BCM43xx_PHY_ANTWRSETT BCM43xx_PHY_OFDM(0x8C) /* Antenna WR settle */ -#define BCM43xx_PHY_ANTWRSETT_ARXDIV 0x2000 /* Automatic RX diversity enabled */ -#define BCM43xx_PHY_CLIPPWRDOWNT BCM43xx_PHY_OFDM(0x93) /* Clip powerdown threshold */ -#define BCM43xx_PHY_OFDM9B BCM43xx_PHY_OFDM(0x9B) /* FIXME rename */ -#define BCM43xx_PHY_N1P1GAIN BCM43xx_PHY_OFDM(0xA0) -#define BCM43xx_PHY_P1P2GAIN BCM43xx_PHY_OFDM(0xA1) -#define BCM43xx_PHY_N1N2GAIN BCM43xx_PHY_OFDM(0xA2) -#define BCM43xx_PHY_CLIPTHRES BCM43xx_PHY_OFDM(0xA3) -#define BCM43xx_PHY_CLIPN1P2THRES BCM43xx_PHY_OFDM(0xA4) -#define BCM43xx_PHY_DIVSRCHIDX BCM43xx_PHY_OFDM(0xA8) /* Divider search gain/index */ -#define BCM43xx_PHY_CLIPP2THRES BCM43xx_PHY_OFDM(0xA9) -#define BCM43xx_PHY_CLIPP3THRES BCM43xx_PHY_OFDM(0xAA) -#define BCM43xx_PHY_DIVP1P2GAIN BCM43xx_PHY_OFDM(0xAB) -#define BCM43xx_PHY_DIVSRCHGAINBACK BCM43xx_PHY_OFDM(0xAD) /* Divider search gain back */ -#define BCM43xx_PHY_DIVSRCHGAINCHNG BCM43xx_PHY_OFDM(0xAE) /* Divider search gain change */ -#define BCM43xx_PHY_CRSTHRES1_R1 BCM43xx_PHY_OFDM(0xC0) /* CRS Threshold 1 (rev 1 only) */ -#define BCM43xx_PHY_CRSTHRES2_R1 BCM43xx_PHY_OFDM(0xC1) /* CRS Threshold 2 (rev 1 only) */ -#define BCM43xx_PHY_TSSIP_LTBASE BCM43xx_PHY_OFDM(0x380) /* TSSI power lookup table base */ -#define BCM43xx_PHY_DC_LTBASE BCM43xx_PHY_OFDM(0x3A0) /* DC lookup table base */ -#define BCM43xx_PHY_GAIN_LTBASE BCM43xx_PHY_OFDM(0x3C0) /* Gain lookup table base */ - -/* CCK (B) PHY Registers */ -#define BCM43xx_PHY_VERSION_CCK BCM43xx_PHY_BASE(0x00) /* Versioning register for B-PHY */ -#define BCM43xx_PHY_CCKBBANDCFG BCM43xx_PHY_BASE(0x01) /* Contains antenna 0/1 control bit */ -#define BCM43xx_PHY_PGACTL BCM43xx_PHY_BASE(0x15) /* PGA control */ -#define BCM43xx_PHY_PGACTL_LPF 0x1000 /* Low pass filter (?) */ -#define BCM43xx_PHY_PGACTL_LOWBANDW 0x0040 /* Low bandwidth flag */ -#define BCM43xx_PHY_PGACTL_UNKNOWN 0xEFA0 -#define BCM43xx_PHY_FBCTL1 BCM43xx_PHY_BASE(0x18) /* Frequency bandwidth control 1 */ -#define BCM43xx_PHY_ITSSI BCM43xx_PHY_BASE(0x29) /* Idle TSSI */ -#define BCM43xx_PHY_LO_LEAKAGE BCM43xx_PHY_BASE(0x2D) /* Measured LO leakage */ -#define BCM43xx_PHY_ENERGY BCM43xx_PHY_BASE(0x33) /* Energy */ -#define BCM43xx_PHY_SYNCCTL BCM43xx_PHY_BASE(0x35) -#define BCM43xx_PHY_FBCTL2 BCM43xx_PHY_BASE(0x38) /* Frequency bandwidth control 2 */ -#define BCM43xx_PHY_DACCTL BCM43xx_PHY_BASE(0x60) /* DAC control */ -#define BCM43xx_PHY_RCCALOVER BCM43xx_PHY_BASE(0x78) /* RC calibration override */ - -/* Extended G-PHY Registers */ -#define BCM43xx_PHY_CLASSCTL BCM43xx_PHY_EXTG(0x02) /* Classify control */ -#define BCM43xx_PHY_GTABCTL BCM43xx_PHY_EXTG(0x03) /* G-PHY table control (see below) */ -#define BCM43xx_PHY_GTABOFF 0x03FF /* G-PHY table offset (see below) */ -#define BCM43xx_PHY_GTABNR 0xFC00 /* G-PHY table number (see below) */ -#define BCM43xx_PHY_GTABNR_SHIFT 10 -#define BCM43xx_PHY_GTABDATA BCM43xx_PHY_EXTG(0x04) /* G-PHY table data */ -#define BCM43xx_PHY_LO_MASK BCM43xx_PHY_EXTG(0x0F) /* Local Oscillator control mask */ -#define BCM43xx_PHY_LO_CTL BCM43xx_PHY_EXTG(0x10) /* Local Oscillator control */ -#define BCM43xx_PHY_RFOVER BCM43xx_PHY_EXTG(0x11) /* RF override */ -#define BCM43xx_PHY_RFOVERVAL BCM43xx_PHY_EXTG(0x12) /* RF override value */ -#define BCM43xx_PHY_RFOVERVAL_EXTLNA 0x8000 -#define BCM43xx_PHY_RFOVERVAL_LNA 0x7000 -#define BCM43xx_PHY_RFOVERVAL_LNA_SHIFT 12 -#define BCM43xx_PHY_RFOVERVAL_PGA 0x0F00 -#define BCM43xx_PHY_RFOVERVAL_PGA_SHIFT 8 -#define BCM43xx_PHY_RFOVERVAL_UNK 0x0010 /* Unknown, always set. */ -#define BCM43xx_PHY_RFOVERVAL_TRSWRX 0x00E0 -#define BCM43xx_PHY_RFOVERVAL_BW 0x0003 /* Bandwidth flags */ -#define BCM43xx_PHY_RFOVERVAL_BW_LPF 0x0001 /* Low Pass Filter */ -#define BCM43xx_PHY_RFOVERVAL_BW_LBW 0x0002 /* Low Bandwidth (when set), high when unset */ -#define BCM43xx_PHY_ANALOGOVER BCM43xx_PHY_EXTG(0x14) /* Analog override */ -#define BCM43xx_PHY_ANALOGOVERVAL BCM43xx_PHY_EXTG(0x15) /* Analog override value */ - - - -/*** OFDM table numbers ***/ -#define BCM43xx_OFDMTAB(number, offset) (((number) << BCM43xx_PHY_OTABLENR_SHIFT) | (offset)) -#define BCM43xx_OFDMTAB_AGC1 BCM43xx_OFDMTAB(0x00, 0) -#define BCM43xx_OFDMTAB_GAIN0 BCM43xx_OFDMTAB(0x00, 0) -#define BCM43xx_OFDMTAB_GAINX BCM43xx_OFDMTAB(0x01, 0) //TODO rename -#define BCM43xx_OFDMTAB_GAIN1 BCM43xx_OFDMTAB(0x01, 4) -#define BCM43xx_OFDMTAB_AGC3 BCM43xx_OFDMTAB(0x02, 0) -#define BCM43xx_OFDMTAB_GAIN2 BCM43xx_OFDMTAB(0x02, 3) -#define BCM43xx_OFDMTAB_LNAHPFGAIN1 BCM43xx_OFDMTAB(0x03, 0) -#define BCM43xx_OFDMTAB_WRSSI BCM43xx_OFDMTAB(0x04, 0) -#define BCM43xx_OFDMTAB_LNAHPFGAIN2 BCM43xx_OFDMTAB(0x04, 0) -#define BCM43xx_OFDMTAB_NOISESCALE BCM43xx_OFDMTAB(0x05, 0) -#define BCM43xx_OFDMTAB_AGC2 BCM43xx_OFDMTAB(0x06, 0) -#define BCM43xx_OFDMTAB_ROTOR BCM43xx_OFDMTAB(0x08, 0) -#define BCM43xx_OFDMTAB_ADVRETARD BCM43xx_OFDMTAB(0x09, 0) -#define BCM43xx_OFDMTAB_DAC BCM43xx_OFDMTAB(0x0C, 0) -#define BCM43xx_OFDMTAB_DC BCM43xx_OFDMTAB(0x0E, 7) -#define BCM43xx_OFDMTAB_PWRDYN2 BCM43xx_OFDMTAB(0x0E, 12) -#define BCM43xx_OFDMTAB_LNAGAIN BCM43xx_OFDMTAB(0x0E, 13) -//TODO -#define BCM43xx_OFDMTAB_LPFGAIN BCM43xx_OFDMTAB(0x0F, 12) -#define BCM43xx_OFDMTAB_RSSI BCM43xx_OFDMTAB(0x10, 0) -//TODO -#define BCM43xx_OFDMTAB_AGC1_R1 BCM43xx_OFDMTAB(0x13, 0) -#define BCM43xx_OFDMTAB_GAINX_R1 BCM43xx_OFDMTAB(0x14, 0) //TODO rename -#define BCM43xx_OFDMTAB_MINSIGSQ BCM43xx_OFDMTAB(0x14, 1) -#define BCM43xx_OFDMTAB_AGC3_R1 BCM43xx_OFDMTAB(0x15, 0) -#define BCM43xx_OFDMTAB_WRSSI_R1 BCM43xx_OFDMTAB(0x15, 4) -#define BCM43xx_OFDMTAB_TSSI BCM43xx_OFDMTAB(0x15, 0) -#define BCM43xx_OFDMTAB_DACRFPABB BCM43xx_OFDMTAB(0x16, 0) -#define BCM43xx_OFDMTAB_DACOFF BCM43xx_OFDMTAB(0x17, 0) -#define BCM43xx_OFDMTAB_DCBIAS BCM43xx_OFDMTAB(0x18, 0) - -u16 bcm43xx_ofdmtab_read16(struct bcm43xx_wldev *dev, u16 table, u16 offset); -void bcm43xx_ofdmtab_write16(struct bcm43xx_wldev *dev, u16 table, - u16 offset, u16 value); -u32 bcm43xx_ofdmtab_read32(struct bcm43xx_wldev *dev, u16 table, u16 offset); -void bcm43xx_ofdmtab_write32(struct bcm43xx_wldev *dev, u16 table, - u16 offset, u32 value); - - -/*** G-PHY table numbers */ -#define BCM43xx_GTAB(number, offset) (((number) << BCM43xx_PHY_GTABNR_SHIFT) | (offset)) -#define BCM43xx_GTAB_NRSSI BCM43xx_GTAB(0x00, 0) -#define BCM43xx_GTAB_TRFEMW BCM43xx_GTAB(0x0C, 0x120) -#define BCM43xx_GTAB_ORIGTR BCM43xx_GTAB(0x2E, 0x298) - -u16 bcm43xx_gtab_read(struct bcm43xx_wldev *dev, u16 table, u16 offset); //TODO implement -void bcm43xx_gtab_write(struct bcm43xx_wldev *dev, u16 table, - u16 offset, u16 value); //TODO implement - - - -#define BCM43xx_DEFAULT_CHANNEL_A 36 -#define BCM43xx_DEFAULT_CHANNEL_BG 6 - -enum { - BCM43xx_ANTENNA0, /* Antenna 0 */ - BCM43xx_ANTENNA1, /* Antenna 0 */ - BCM43xx_ANTENNA_AUTO1, /* Automatic, starting with antenna 1 */ - BCM43xx_ANTENNA_AUTO0, /* Automatic, starting with antenna 0 */ - - BCM43xx_ANTENNA_AUTO = BCM43xx_ANTENNA_AUTO0, - BCM43xx_ANTENNA_DEFAULT = BCM43xx_ANTENNA_AUTO, -}; - -enum { - BCM43xx_INTERFMODE_NONE, - BCM43xx_INTERFMODE_NONWLAN, - BCM43xx_INTERFMODE_MANUALWLAN, - BCM43xx_INTERFMODE_AUTOWLAN, -}; - - -/* Masks for the different PHY versioning registers. */ -#define BCM43xx_PHYVER_ANALOG 0xF000 -#define BCM43xx_PHYVER_ANALOG_SHIFT 12 -#define BCM43xx_PHYVER_TYPE 0x0F00 -#define BCM43xx_PHYVER_TYPE_SHIFT 8 -#define BCM43xx_PHYVER_VERSION 0x00FF - - -void bcm43xx_raw_phy_lock(struct bcm43xx_wldev *dev); -#define bcm43xx_phy_lock(dev, flags) \ - do { \ - local_irq_save(flags); \ - bcm43xx_raw_phy_lock(dev); \ - } while (0) -void bcm43xx_raw_phy_unlock(struct bcm43xx_wldev *dev); -#define bcm43xx_phy_unlock(dev, flags) \ - do { \ - bcm43xx_raw_phy_unlock(dev); \ - local_irq_restore(flags); \ - } while (0) - -u16 bcm43xx_phy_read(struct bcm43xx_wldev *dev, u16 offset); -void bcm43xx_phy_write(struct bcm43xx_wldev *dev, u16 offset, u16 val); - -int bcm43xx_phy_init_tssi2dbm_table(struct bcm43xx_wldev *dev); - -void bcm43xx_phy_early_init(struct bcm43xx_wldev *dev); -int bcm43xx_phy_init(struct bcm43xx_wldev *dev); - -void bcm43xx_set_rx_antenna(struct bcm43xx_wldev *dev, int antenna); - -void bcm43xx_phy_xmitpower(struct bcm43xx_wldev *dev); -void bcm43xx_gphy_dc_lt_init(struct bcm43xx_wldev *dev); - -/* Returns the boolean whether the board has HardwarePowerControl */ -#define has_hardware_pctl(phy) \ - (((phy)->type == BCM43xx_PHYTYPE_A && (phy)->rev >= 5) || \ - ((phy)->type == BCM43xx_PHYTYPE_G && (phy)->rev >= 6)) -/* Returns the boolean whether "TX Magnification" is enabled. */ -#define has_tx_magnification(phy) \ - (((phy)->rev >= 2) && \ - ((phy)->radio_ver == 0x2050) && \ - ((phy)->radio_rev == 8)) -/* Card uses the loopback gain stuff */ -#define has_loopback_gain(phy) \ - (((phy)->rev > 1) || ((phy)->gmode)) - -/* Radio Attenuation (RF Attenuation) */ -struct bcm43xx_rfatt { - u8 att; /* Attenuation value */ - u8 with_padmix; /* Flag, PAD Mixer enabled. */ -}; -struct bcm43xx_rfatt_list { - /* Attenuation values list */ - const struct bcm43xx_rfatt *list; - u8 len; - /* Minimum/Maximum attenuation values */ - u8 min_val; - u8 max_val; -}; - -/* Baseband Attenuation */ -struct bcm43xx_bbatt { - u8 att; /* Attenuation value */ -}; -struct bcm43xx_bbatt_list { - /* Attenuation values list */ - const struct bcm43xx_bbatt *list; - u8 len; - /* Minimum/Maximum attenuation values */ - u8 min_val; - u8 max_val; -}; - -/* tx_control bits. */ -#define BCM43xx_TXCTL_PA3DB 0x40 /* PA Gain 3dB */ -#define BCM43xx_TXCTL_PA2DB 0x20 /* PA Gain 2dB */ -#define BCM43xx_TXCTL_TXMIX 0x10 /* TX Mixer Gain */ - -/* Write BasebandAttenuation value to the device. */ -void bcm43xx_phy_set_baseband_attenuation(struct bcm43xx_wldev *dev, - u16 baseband_attenuation); - - -extern const u8 bcm43xx_radio_channel_codes_bg[]; - -void bcm43xx_radio_lock(struct bcm43xx_wldev *dev); -void bcm43xx_radio_unlock(struct bcm43xx_wldev *dev); - -u16 bcm43xx_radio_read16(struct bcm43xx_wldev *dev, u16 offset); -void bcm43xx_radio_write16(struct bcm43xx_wldev *dev, u16 offset, u16 val); - -u16 bcm43xx_radio_init2050(struct bcm43xx_wldev *dev); -void bcm43xx_radio_init2060(struct bcm43xx_wldev *dev); - -void bcm43xx_radio_turn_on(struct bcm43xx_wldev *dev); -void bcm43xx_radio_turn_off(struct bcm43xx_wldev *dev); - -int bcm43xx_radio_selectchannel(struct bcm43xx_wldev *dev, u8 channel, - int synthetic_pu_workaround); - -u8 bcm43xx_radio_aci_detect(struct bcm43xx_wldev *dev, u8 channel); -u8 bcm43xx_radio_aci_scan(struct bcm43xx_wldev *dev); - -int bcm43xx_radio_set_interference_mitigation(struct bcm43xx_wldev *dev, int mode); - -void bcm43xx_calc_nrssi_slope(struct bcm43xx_wldev *dev); -void bcm43xx_calc_nrssi_threshold(struct bcm43xx_wldev *dev); -s16 bcm43xx_nrssi_hw_read(struct bcm43xx_wldev *dev, u16 offset); -void bcm43xx_nrssi_hw_write(struct bcm43xx_wldev *dev, u16 offset, s16 val); -void bcm43xx_nrssi_hw_update(struct bcm43xx_wldev *dev, u16 val); -void bcm43xx_nrssi_mem_update(struct bcm43xx_wldev *dev); - -void bcm43xx_radio_set_tx_iq(struct bcm43xx_wldev *dev); -u16 bcm43xx_radio_calibrationvalue(struct bcm43xx_wldev *dev); - -void bcm43xx_put_attenuation_into_ranges(struct bcm43xx_wldev *dev, - int *_bbatt, int *_rfatt); - -void bcm43xx_set_txpower_g(struct bcm43xx_wldev *dev, - const struct bcm43xx_bbatt *bbatt, - const struct bcm43xx_rfatt *rfatt, - u8 tx_control); - -#endif /* BCM43xx_PHY_H_ */ diff --git a/package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_pio.c b/package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_pio.c deleted file mode 100644 index 3ae5ef5ddf..0000000000 --- a/package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_pio.c +++ /dev/null @@ -1,671 +0,0 @@ -/* - - Broadcom BCM43xx wireless driver - - PIO Transmission - - Copyright (c) 2005 Michael Buesch <mb@bu3sch.de> - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; see the file COPYING. If not, write to - the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor, - Boston, MA 02110-1301, USA. - -*/ - -#include "bcm43xx.h" -#include "bcm43xx_pio.h" -#include "bcm43xx_main.h" -#include "bcm43xx_xmit.h" -#include "bcm43xx_power.h" - -#include <linux/delay.h> - - -static void tx_start(struct bcm43xx_pioqueue *queue) -{ - bcm43xx_pio_write(queue, BCM43xx_PIO_TXCTL, - BCM43xx_PIO_TXCTL_INIT); -} - -static void tx_octet(struct bcm43xx_pioqueue *queue, - u8 octet) -{ - if (queue->need_workarounds) { - bcm43xx_pio_write(queue, BCM43xx_PIO_TXDATA, - octet); - bcm43xx_pio_write(queue, BCM43xx_PIO_TXCTL, - BCM43xx_PIO_TXCTL_WRITELO); - } else { - bcm43xx_pio_write(queue, BCM43xx_PIO_TXCTL, - BCM43xx_PIO_TXCTL_WRITELO); - bcm43xx_pio_write(queue, BCM43xx_PIO_TXDATA, - octet); - } -} - -static u16 tx_get_next_word(const u8 *txhdr, - const u8 *packet, - size_t txhdr_size, - unsigned int *pos) -{ - const u8 *source; - unsigned int i = *pos; - u16 ret; - - if (i < txhdr_size) { - source = txhdr; - } else { - source = packet; - i -= txhdr_size; - } - ret = le16_to_cpu( *((u16 *)(source + i)) ); - *pos += 2; - - return ret; -} - -static void tx_data(struct bcm43xx_pioqueue *queue, - u8 *txhdr, - const u8 *packet, - unsigned int octets) -{ - u16 data; - unsigned int i = 0; - - if (queue->need_workarounds) { - data = tx_get_next_word(txhdr, packet, - sizeof(struct bcm43xx_txhdr_fw4), &i); - bcm43xx_pio_write(queue, BCM43xx_PIO_TXDATA, data); - } - bcm43xx_pio_write(queue, BCM43xx_PIO_TXCTL, - BCM43xx_PIO_TXCTL_WRITELO | - BCM43xx_PIO_TXCTL_WRITEHI); - while (i < octets - 1) { - data = tx_get_next_word(txhdr, packet, - sizeof(struct bcm43xx_txhdr_fw4), &i); - bcm43xx_pio_write(queue, BCM43xx_PIO_TXDATA, data); - } - if (octets % 2) - tx_octet(queue, packet[octets - sizeof(struct bcm43xx_txhdr_fw4) - 1]); -} - -static void tx_complete(struct bcm43xx_pioqueue *queue, - struct sk_buff *skb) -{ - if (queue->need_workarounds) { - bcm43xx_pio_write(queue, BCM43xx_PIO_TXDATA, - skb->data[skb->len - 1]); - bcm43xx_pio_write(queue, BCM43xx_PIO_TXCTL, - BCM43xx_PIO_TXCTL_WRITELO | - BCM43xx_PIO_TXCTL_COMPLETE); - } else { - bcm43xx_pio_write(queue, BCM43xx_PIO_TXCTL, - BCM43xx_PIO_TXCTL_COMPLETE); - } -} - -static u16 generate_cookie(struct bcm43xx_pioqueue *queue, - struct bcm43xx_pio_txpacket *packet) -{ - u16 cookie = 0x0000; - int packetindex; - - /* We use the upper 4 bits for the PIO - * controller ID and the lower 12 bits - * for the packet index (in the cache). - */ - switch (queue->mmio_base) { - case BCM43xx_MMIO_PIO1_BASE: - break; - case BCM43xx_MMIO_PIO2_BASE: - cookie = 0x1000; - break; - case BCM43xx_MMIO_PIO3_BASE: - cookie = 0x2000; - break; - case BCM43xx_MMIO_PIO4_BASE: - cookie = 0x3000; - break; - default: - assert(0); - } - packetindex = pio_txpacket_getindex(packet); - assert(((u16)packetindex & 0xF000) == 0x0000); - cookie |= (u16)packetindex; - - return cookie; -} - -static -struct bcm43xx_pioqueue * parse_cookie(struct bcm43xx_wldev *dev, - u16 cookie, - struct bcm43xx_pio_txpacket **packet) -{ - struct bcm43xx_pio *pio = &dev->pio; - struct bcm43xx_pioqueue *queue = NULL; - int packetindex; - - switch (cookie & 0xF000) { - case 0x0000: - queue = pio->queue0; - break; - case 0x1000: - queue = pio->queue1; - break; - case 0x2000: - queue = pio->queue2; - break; - case 0x3000: - queue = pio->queue3; - break; - default: - assert(0); - } - packetindex = (cookie & 0x0FFF); - assert(packetindex >= 0 && packetindex < BCM43xx_PIO_MAXTXPACKETS); - *packet = &(queue->tx_packets_cache[packetindex]); - - return queue; -} - -union txhdr_union { - struct bcm43xx_txhdr_fw4 txhdr_fw4; -}; - -static void pio_tx_write_fragment(struct bcm43xx_pioqueue *queue, - struct sk_buff *skb, - struct bcm43xx_pio_txpacket *packet, - size_t txhdr_size) -{ - union txhdr_union txhdr_data; - u8 *txhdr = NULL; - unsigned int octets; - - txhdr = (u8 *)(&txhdr_data.txhdr_fw4); - - assert(skb_shinfo(skb)->nr_frags == 0); - bcm43xx_generate_txhdr(queue->dev, - txhdr, skb->data, skb->len, - &packet->txstat.control, - generate_cookie(queue, packet)); - - tx_start(queue); - octets = skb->len + txhdr_size; - if (queue->need_workarounds) - octets--; - tx_data(queue, txhdr, (u8 *)skb->data, octets); - tx_complete(queue, skb); -} - -static void free_txpacket(struct bcm43xx_pio_txpacket *packet, - int irq_context) -{ - struct bcm43xx_pioqueue *queue = packet->queue; - - if (packet->skb) { - if (irq_context) - dev_kfree_skb_irq(packet->skb); - else - dev_kfree_skb(packet->skb); - } - list_move(&packet->list, &queue->txfree); - queue->nr_txfree++; -} - -static int pio_tx_packet(struct bcm43xx_pio_txpacket *packet) -{ - struct bcm43xx_pioqueue *queue = packet->queue; - struct sk_buff *skb = packet->skb; - u16 octets; - - octets = (u16)skb->len + sizeof(struct bcm43xx_txhdr_fw4); - if (queue->tx_devq_size < octets) { - printkl(KERN_WARNING PFX "PIO queue too small. " - "Dropping packet.\n"); - /* Drop it silently (return success) */ - free_txpacket(packet, 1); - return 0; - } - assert(queue->tx_devq_packets <= BCM43xx_PIO_MAXTXDEVQPACKETS); - assert(queue->tx_devq_used <= queue->tx_devq_size); - /* Check if there is sufficient free space on the device - * TX queue. If not, return and let the TX tasklet - * retry later. - */ - if (queue->tx_devq_packets == BCM43xx_PIO_MAXTXDEVQPACKETS) - return -EBUSY; - if (queue->tx_devq_used + octets > queue->tx_devq_size) - return -EBUSY; - /* Now poke the device. */ - pio_tx_write_fragment(queue, skb, packet, sizeof(struct bcm43xx_txhdr_fw4)); - - /* Account for the packet size. - * (We must not overflow the device TX queue) - */ - queue->tx_devq_packets++; - queue->tx_devq_used += octets; - - /* Transmission started, everything ok, move the - * packet to the txrunning list. - */ - list_move_tail(&packet->list, &queue->txrunning); - - return 0; -} - -static void tx_tasklet(unsigned long d) -{ - struct bcm43xx_pioqueue *queue = (struct bcm43xx_pioqueue *)d; - struct bcm43xx_wldev *dev = queue->dev; - unsigned long flags; - struct bcm43xx_pio_txpacket *packet, *tmp_packet; - int err; - u16 txctl; - - spin_lock_irqsave(&dev->wl->irq_lock, flags); - if (queue->tx_frozen) - goto out_unlock; - txctl = bcm43xx_pio_read(queue, BCM43xx_PIO_TXCTL); - if (txctl & BCM43xx_PIO_TXCTL_SUSPEND) - goto out_unlock; - - list_for_each_entry_safe(packet, tmp_packet, &queue->txqueue, list) { - /* Try to transmit the packet. This can fail, if - * the device queue is full. In case of failure, the - * packet is left in the txqueue. - * If transmission succeed, the packet is moved to txrunning. - * If it is impossible to transmit the packet, it - * is dropped. - */ - err = pio_tx_packet(packet); - if (err) - break; - } -out_unlock: - spin_unlock_irqrestore(&dev->wl->irq_lock, flags); -} - -static void setup_txqueues(struct bcm43xx_pioqueue *queue) -{ - struct bcm43xx_pio_txpacket *packet; - int i; - - queue->nr_txfree = BCM43xx_PIO_MAXTXPACKETS; - for (i = 0; i < BCM43xx_PIO_MAXTXPACKETS; i++) { - packet = &(queue->tx_packets_cache[i]); - - packet->queue = queue; - INIT_LIST_HEAD(&packet->list); - - list_add(&packet->list, &queue->txfree); - } -} - -static -struct bcm43xx_pioqueue * bcm43xx_setup_pioqueue(struct bcm43xx_wldev *dev, - u16 pio_mmio_base) -{ - struct bcm43xx_pioqueue *queue; - u32 value; - u16 qsize; - - queue = kzalloc(sizeof(*queue), GFP_KERNEL); - if (!queue) - goto out; - - queue->dev = dev; - queue->mmio_base = pio_mmio_base; - queue->need_workarounds = (dev->dev->id.revision < 3); - - INIT_LIST_HEAD(&queue->txfree); - INIT_LIST_HEAD(&queue->txqueue); - INIT_LIST_HEAD(&queue->txrunning); - tasklet_init(&queue->txtask, tx_tasklet, - (unsigned long)queue); - - value = bcm43xx_read32(dev, BCM43xx_MMIO_STATUS_BITFIELD); - value &= ~BCM43xx_SBF_XFER_REG_BYTESWAP; - bcm43xx_write32(dev, BCM43xx_MMIO_STATUS_BITFIELD, value); - - qsize = bcm43xx_read16(dev, queue->mmio_base + BCM43xx_PIO_TXQBUFSIZE); - if (qsize == 0) { - printk(KERN_ERR PFX "ERROR: This card does not support PIO " - "operation mode. Please use DMA mode " - "(module parameter pio=0).\n"); - goto err_freequeue; - } - if (qsize <= BCM43xx_PIO_TXQADJUST) { - printk(KERN_ERR PFX "PIO tx device-queue too small (%u)\n", - qsize); - goto err_freequeue; - } - qsize -= BCM43xx_PIO_TXQADJUST; - queue->tx_devq_size = qsize; - - setup_txqueues(queue); - -out: - return queue; - -err_freequeue: - kfree(queue); - queue = NULL; - goto out; -} - -static void cancel_transfers(struct bcm43xx_pioqueue *queue) -{ - struct bcm43xx_pio_txpacket *packet, *tmp_packet; - - tasklet_disable(&queue->txtask); - - list_for_each_entry_safe(packet, tmp_packet, &queue->txrunning, list) - free_txpacket(packet, 0); - list_for_each_entry_safe(packet, tmp_packet, &queue->txqueue, list) - free_txpacket(packet, 0); -} - -static void bcm43xx_destroy_pioqueue(struct bcm43xx_pioqueue *queue) -{ - if (!queue) - return; - - cancel_transfers(queue); - kfree(queue); -} - -void bcm43xx_pio_free(struct bcm43xx_wldev *dev) -{ - struct bcm43xx_pio *pio; - - if (!bcm43xx_using_pio(dev)) - return; - pio = &dev->pio; - - bcm43xx_destroy_pioqueue(pio->queue3); - pio->queue3 = NULL; - bcm43xx_destroy_pioqueue(pio->queue2); - pio->queue2 = NULL; - bcm43xx_destroy_pioqueue(pio->queue1); - pio->queue1 = NULL; - bcm43xx_destroy_pioqueue(pio->queue0); - pio->queue0 = NULL; -} - -int bcm43xx_pio_init(struct bcm43xx_wldev *dev) -{ - struct bcm43xx_pio *pio = &dev->pio; - struct bcm43xx_pioqueue *queue; - int err = -ENOMEM; - - queue = bcm43xx_setup_pioqueue(dev, BCM43xx_MMIO_PIO1_BASE); - if (!queue) - goto out; - pio->queue0 = queue; - - queue = bcm43xx_setup_pioqueue(dev, BCM43xx_MMIO_PIO2_BASE); - if (!queue) - goto err_destroy0; - pio->queue1 = queue; - - queue = bcm43xx_setup_pioqueue(dev, BCM43xx_MMIO_PIO3_BASE); - if (!queue) - goto err_destroy1; - pio->queue2 = queue; - - queue = bcm43xx_setup_pioqueue(dev, BCM43xx_MMIO_PIO4_BASE); - if (!queue) - goto err_destroy2; - pio->queue3 = queue; - - if (dev->dev->id.revision < 3) - dev->irq_savedstate |= BCM43xx_IRQ_PIO_WORKAROUND; - - dprintk(KERN_INFO PFX "PIO initialized\n"); - err = 0; -out: - return err; - -err_destroy2: - bcm43xx_destroy_pioqueue(pio->queue2); - pio->queue2 = NULL; -err_destroy1: - bcm43xx_destroy_pioqueue(pio->queue1); - pio->queue1 = NULL; -err_destroy0: - bcm43xx_destroy_pioqueue(pio->queue0); - pio->queue0 = NULL; - goto out; -} - -int bcm43xx_pio_tx(struct bcm43xx_wldev *dev, - struct sk_buff *skb, - struct ieee80211_tx_control *ctl) -{ - struct bcm43xx_pioqueue *queue = dev->pio.queue1; - struct bcm43xx_pio_txpacket *packet; - - assert(!queue->tx_suspended); - assert(!list_empty(&queue->txfree)); - - packet = list_entry(queue->txfree.next, struct bcm43xx_pio_txpacket, list); - packet->skb = skb; - - memset(&packet->txstat, 0, sizeof(packet->txstat)); - memcpy(&packet->txstat.control, ctl, sizeof(*ctl)); - - list_move_tail(&packet->list, &queue->txqueue); - queue->nr_txfree--; - queue->nr_tx_packets++; - assert(queue->nr_txfree < BCM43xx_PIO_MAXTXPACKETS); - - tasklet_schedule(&queue->txtask); - - return 0; -} - -void bcm43xx_pio_handle_txstatus(struct bcm43xx_wldev *dev, - const struct bcm43xx_txstatus *status) -{ - struct bcm43xx_pioqueue *queue; - struct bcm43xx_pio_txpacket *packet; - - queue = parse_cookie(dev, status->cookie, &packet); - assert(queue); - - queue->tx_devq_packets--; - queue->tx_devq_used -= (packet->skb->len + sizeof(struct bcm43xx_txhdr_fw4)); - - if (status->acked) - packet->txstat.flags |= IEEE80211_TX_STATUS_ACK; - packet->txstat.retry_count = status->frame_count - 1; - ieee80211_tx_status_irqsafe(dev->wl->hw, packet->skb, - &(packet->txstat)); - packet->skb = NULL; - - free_txpacket(packet, 1); - /* If there are packets on the txqueue, poke the tasklet - * to transmit them. - */ - if (!list_empty(&queue->txqueue)) - tasklet_schedule(&queue->txtask); -} - -void bcm43xx_pio_get_tx_stats(struct bcm43xx_wldev *dev, - struct ieee80211_tx_queue_stats *stats) -{ - struct bcm43xx_pio *pio = &dev->pio; - struct bcm43xx_pioqueue *queue; - struct ieee80211_tx_queue_stats_data *data; - - queue = pio->queue1; - data = &(stats->data[0]); - data->len = BCM43xx_PIO_MAXTXPACKETS - queue->nr_txfree; - data->limit = BCM43xx_PIO_MAXTXPACKETS; - data->count = queue->nr_tx_packets; -} - -static void pio_rx_error(struct bcm43xx_pioqueue *queue, - int clear_buffers, - const char *error) -{ - int i; - - printkl("PIO RX error: %s\n", error); - bcm43xx_pio_write(queue, BCM43xx_PIO_RXCTL, - BCM43xx_PIO_RXCTL_READY); - if (clear_buffers) { - assert(queue->mmio_base == BCM43xx_MMIO_PIO1_BASE); - for (i = 0; i < 15; i++) { - /* Dummy read. */ - bcm43xx_pio_read(queue, BCM43xx_PIO_RXDATA); - } - } -} - -void bcm43xx_pio_rx(struct bcm43xx_pioqueue *queue) -{ - u16 preamble[21] = { 0 }; - struct bcm43xx_rxhdr_fw4 *rxhdr; - u16 tmp, len, macstat; - int i, preamble_readwords; - struct sk_buff *skb; - - tmp = bcm43xx_pio_read(queue, BCM43xx_PIO_RXCTL); - if (!(tmp & BCM43xx_PIO_RXCTL_DATAAVAILABLE)) - return; - bcm43xx_pio_write(queue, BCM43xx_PIO_RXCTL, - BCM43xx_PIO_RXCTL_DATAAVAILABLE); - - for (i = 0; i < 10; i++) { - tmp = bcm43xx_pio_read(queue, BCM43xx_PIO_RXCTL); - if (tmp & BCM43xx_PIO_RXCTL_READY) - goto data_ready; - udelay(10); - } - dprintkl(KERN_ERR PFX "PIO RX timed out\n"); - return; -data_ready: - - len = bcm43xx_pio_read(queue, BCM43xx_PIO_RXDATA); - if (unlikely(len > 0x700)) { - pio_rx_error(queue, 0, "len > 0x700"); - return; - } - if (unlikely(len == 0 && queue->mmio_base != BCM43xx_MMIO_PIO4_BASE)) { - pio_rx_error(queue, 0, "len == 0"); - return; - } - preamble[0] = cpu_to_le16(len); - if (queue->mmio_base == BCM43xx_MMIO_PIO4_BASE) - preamble_readwords = 14 / sizeof(u16); - else - preamble_readwords = 18 / sizeof(u16); - for (i = 0; i < preamble_readwords; i++) { - tmp = bcm43xx_pio_read(queue, BCM43xx_PIO_RXDATA); - preamble[i + 1] = cpu_to_le16(tmp); - } - rxhdr = (struct bcm43xx_rxhdr_fw4 *)preamble; - macstat = le16_to_cpu(rxhdr->mac_status); - if (macstat & BCM43xx_RX_MAC_FCSERR) { - pio_rx_error(queue, - (queue->mmio_base == BCM43xx_MMIO_PIO1_BASE), - "Frame FCS error"); - return; - } - if (queue->mmio_base == BCM43xx_MMIO_PIO4_BASE) { - /* We received an xmit status. */ - struct bcm43xx_hwtxstatus *hw; - - hw = (struct bcm43xx_hwtxstatus *)(preamble + 1); - bcm43xx_handle_hwtxstatus(queue->dev, hw); - - return; - } - - skb = dev_alloc_skb(len); - if (unlikely(!skb)) { - pio_rx_error(queue, 1, "OOM"); - return; - } - skb_put(skb, len); - for (i = 0; i < len - 1; i += 2) { - tmp = bcm43xx_pio_read(queue, BCM43xx_PIO_RXDATA); - *((u16 *)(skb->data + i)) = cpu_to_le16(tmp); - } - if (len % 2) { - tmp = bcm43xx_pio_read(queue, BCM43xx_PIO_RXDATA); - skb->data[len - 1] = (tmp & 0x00FF); -/* The specs say the following is required, but - * it is wrong and corrupts the PLCP. If we don't do - * this, the PLCP seems to be correct. So ifdef it out for now. - */ -#if 0 - if (rxflags2 & BCM43xx_RXHDR_FLAGS2_TYPE2FRAME) - skb->data[2] = (tmp & 0xFF00) >> 8; - else - skb->data[0] = (tmp & 0xFF00) >> 8; -#endif - } - bcm43xx_rx(queue->dev, skb, rxhdr); -} - -void bcm43xx_pio_tx_suspend(struct bcm43xx_pioqueue *queue) -{ - bcm43xx_power_saving_ctl_bits(queue->dev, -1, 1); - bcm43xx_pio_write(queue, BCM43xx_PIO_TXCTL, - bcm43xx_pio_read(queue, BCM43xx_PIO_TXCTL) - | BCM43xx_PIO_TXCTL_SUSPEND); -} - -void bcm43xx_pio_tx_resume(struct bcm43xx_pioqueue *queue) -{ - bcm43xx_pio_write(queue, BCM43xx_PIO_TXCTL, - bcm43xx_pio_read(queue, BCM43xx_PIO_TXCTL) - & ~BCM43xx_PIO_TXCTL_SUSPEND); - bcm43xx_power_saving_ctl_bits(queue->dev, -1, -1); - tasklet_schedule(&queue->txtask); -} - -void bcm43xx_pio_freeze_txqueues(struct bcm43xx_wldev *dev) -{ - struct bcm43xx_pio *pio; - - assert(bcm43xx_using_pio(dev)); - pio = &dev->pio; - pio->queue0->tx_frozen = 1; - pio->queue1->tx_frozen = 1; - pio->queue2->tx_frozen = 1; - pio->queue3->tx_frozen = 1; -} - -void bcm43xx_pio_thaw_txqueues(struct bcm43xx_wldev *dev) -{ - struct bcm43xx_pio *pio; - - assert(bcm43xx_using_pio(dev)); - pio = &dev->pio; - pio->queue0->tx_frozen = 0; - pio->queue1->tx_frozen = 0; - pio->queue2->tx_frozen = 0; - pio->queue3->tx_frozen = 0; - if (!list_empty(&pio->queue0->txqueue)) - tasklet_schedule(&pio->queue0->txtask); - if (!list_empty(&pio->queue1->txqueue)) - tasklet_schedule(&pio->queue1->txtask); - if (!list_empty(&pio->queue2->txqueue)) - tasklet_schedule(&pio->queue2->txtask); - if (!list_empty(&pio->queue3->txqueue)) - tasklet_schedule(&pio->queue3->txtask); -} diff --git a/package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_pio.h b/package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_pio.h deleted file mode 100644 index b9d919b750..0000000000 --- a/package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_pio.h +++ /dev/null @@ -1,170 +0,0 @@ -#ifndef BCM43xx_PIO_H_ -#define BCM43xx_PIO_H_ - -#include "bcm43xx.h" - -#include <linux/interrupt.h> -#include <linux/list.h> -#include <linux/skbuff.h> - - -#define BCM43xx_PIO_TXCTL 0x00 -#define BCM43xx_PIO_TXDATA 0x02 -#define BCM43xx_PIO_TXQBUFSIZE 0x04 -#define BCM43xx_PIO_RXCTL 0x08 -#define BCM43xx_PIO_RXDATA 0x0A - -#define BCM43xx_PIO_TXCTL_WRITELO (1 << 0) -#define BCM43xx_PIO_TXCTL_WRITEHI (1 << 1) -#define BCM43xx_PIO_TXCTL_COMPLETE (1 << 2) -#define BCM43xx_PIO_TXCTL_INIT (1 << 3) -#define BCM43xx_PIO_TXCTL_SUSPEND (1 << 7) - -#define BCM43xx_PIO_RXCTL_DATAAVAILABLE (1 << 0) -#define BCM43xx_PIO_RXCTL_READY (1 << 1) - -/* PIO constants */ -#define BCM43xx_PIO_MAXTXDEVQPACKETS 31 -#define BCM43xx_PIO_TXQADJUST 80 - -/* PIO tuning knobs */ -#define BCM43xx_PIO_MAXTXPACKETS 256 - - - -#ifdef CONFIG_BCM43XX_MAC80211_PIO - - -struct bcm43xx_pioqueue; -struct bcm43xx_xmitstatus; - -struct bcm43xx_pio_txpacket { - struct bcm43xx_pioqueue *queue; - struct sk_buff *skb; - struct ieee80211_tx_status txstat; - struct list_head list; -}; - -#define pio_txpacket_getindex(packet) ((int)((packet) - (packet)->queue->tx_packets_cache)) - -struct bcm43xx_pioqueue { - struct bcm43xx_wldev *dev; - u16 mmio_base; - - u8 tx_suspended:1, - tx_frozen:1, - need_workarounds:1; /* Workarounds needed for core.rev < 3 */ - - /* Adjusted size of the device internal TX buffer. */ - u16 tx_devq_size; - /* Used octets of the device internal TX buffer. */ - u16 tx_devq_used; - /* Used packet slots in the device internal TX buffer. */ - u8 tx_devq_packets; - /* Packets from the txfree list can - * be taken on incoming TX requests. - */ - struct list_head txfree; - unsigned int nr_txfree; - /* Packets on the txqueue are queued, - * but not completely written to the chip, yet. - */ - struct list_head txqueue; - /* Packets on the txrunning queue are completely - * posted to the device. We are waiting for the txstatus. - */ - struct list_head txrunning; - /* Total number or packets sent. - * (This counter can obviously wrap). - */ - unsigned int nr_tx_packets; - struct tasklet_struct txtask; - struct bcm43xx_pio_txpacket tx_packets_cache[BCM43xx_PIO_MAXTXPACKETS]; -}; - -static inline -u16 bcm43xx_pio_read(struct bcm43xx_pioqueue *queue, - u16 offset) -{ - return bcm43xx_read16(queue->dev, queue->mmio_base + offset); -} - -static inline -void bcm43xx_pio_write(struct bcm43xx_pioqueue *queue, - u16 offset, u16 value) -{ - bcm43xx_write16(queue->dev, queue->mmio_base + offset, value); - mmiowb(); -} - - -int bcm43xx_pio_init(struct bcm43xx_wldev *dev); -void bcm43xx_pio_free(struct bcm43xx_wldev *dev); - -int bcm43xx_pio_tx(struct bcm43xx_wldev *dev, - struct sk_buff *skb, - struct ieee80211_tx_control *ctl); -void bcm43xx_pio_handle_txstatus(struct bcm43xx_wldev *dev, - const struct bcm43xx_txstatus *status); -void bcm43xx_pio_get_tx_stats(struct bcm43xx_wldev *dev, - struct ieee80211_tx_queue_stats *stats); -void bcm43xx_pio_rx(struct bcm43xx_pioqueue *queue); - -/* Suspend TX queue in hardware. */ -void bcm43xx_pio_tx_suspend(struct bcm43xx_pioqueue *queue); -void bcm43xx_pio_tx_resume(struct bcm43xx_pioqueue *queue); -/* Suspend (freeze) the TX tasklet (software level). */ -void bcm43xx_pio_freeze_txqueues(struct bcm43xx_wldev *dev); -void bcm43xx_pio_thaw_txqueues(struct bcm43xx_wldev *dev); - -#else /* CONFIG_BCM43XX_MAC80211_PIO */ - -static inline -int bcm43xx_pio_init(struct bcm43xx_wldev *dev) -{ - return 0; -} -static inline -void bcm43xx_pio_free(struct bcm43xx_wldev *dev) -{ -} -static inline -int bcm43xx_pio_tx(struct bcm43xx_wldev *dev, - struct sk_buff *skb, - struct ieee80211_tx_control *ctl) -{ - return 0; -} -static inline -void bcm43xx_pio_handle_txstatus(struct bcm43xx_wldev *dev, - const struct bcm43xx_txstatus *status) -{ -} -static inline -void bcm43xx_pio_get_tx_stats(struct bcm43xx_wldev *dev, - struct ieee80211_tx_queue_stats *stats) -{ -} -static inline -void bcm43xx_pio_rx(struct bcm43xx_pioqueue *queue) -{ -} -static inline -void bcm43xx_pio_tx_suspend(struct bcm43xx_pioqueue *queue) -{ -} -static inline -void bcm43xx_pio_tx_resume(struct bcm43xx_pioqueue *queue) -{ -} -static inline -void bcm43xx_pio_freeze_txqueues(struct bcm43xx_wldev *dev) -{ -} -static inline -void bcm43xx_pio_thaw_txqueues(struct bcm43xx_wldev *dev) -{ -} - -#endif /* CONFIG_BCM43XX_MAC80211_PIO */ -#endif /* BCM43xx_PIO_H_ */ diff --git a/package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_power.c b/package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_power.c deleted file mode 100644 index b17995a772..0000000000 --- a/package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_power.c +++ /dev/null @@ -1,82 +0,0 @@ -/* - - Broadcom BCM43xx wireless driver - - Copyright (c) 2005 Martin Langer <martin-langer@gmx.de>, - Stefano Brivio <st3@riseup.net> - Michael Buesch <mb@bu3sch.de> - Danny van Dyk <kugelfang@gentoo.org> - Andreas Jaggi <andreas.jaggi@waterwave.ch> - - Some parts of the code in this file are derived from the ipw2200 - driver Copyright(c) 2003 - 2004 Intel Corporation. - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; see the file COPYING. If not, write to - the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor, - Boston, MA 02110-1301, USA. - -*/ - -#include <linux/delay.h> - -#include "bcm43xx.h" -#include "bcm43xx_power.h" -#include "bcm43xx_main.h" - - -//TODO Kill this file. - -/* Set the PowerSavingControlBits. - * Bitvalues: - * 0 => unset the bit - * 1 => set the bit - * -1 => calculate the bit - */ -void bcm43xx_power_saving_ctl_bits(struct bcm43xx_wldev *dev, - int bit25, int bit26) -{ - int i; - u32 status; - -//FIXME: Force 25 to off and 26 to on for now: -bit25 = 0; -bit26 = 1; - - if (bit25 == -1) { - //TODO: If powersave is not off and FIXME is not set and we are not in adhoc - // and thus is not an AP and we are associated, set bit 25 - } - if (bit26 == -1) { - //TODO: If the device is awake or this is an AP, or we are scanning, or FIXME, - // or we are associated, or FIXME, or the latest PS-Poll packet sent was - // successful, set bit26 - } - status = bcm43xx_read32(dev, BCM43xx_MMIO_STATUS_BITFIELD); - if (bit25) - status |= BCM43xx_SBF_PS1; - else - status &= ~BCM43xx_SBF_PS1; - if (bit26) - status |= BCM43xx_SBF_PS2; - else - status &= ~BCM43xx_SBF_PS2; - bcm43xx_write32(dev, BCM43xx_MMIO_STATUS_BITFIELD, status); - if (bit26 && dev->dev->id.revision >= 5) { - for (i = 0; i < 100; i++) { - if (bcm43xx_shm_read32(dev, BCM43xx_SHM_SHARED, 0x0040) != 4) - break; - udelay(10); - } - } -} diff --git a/package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_power.h b/package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_power.h deleted file mode 100644 index 720474e61c..0000000000 --- a/package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_power.h +++ /dev/null @@ -1,41 +0,0 @@ -/* - - Broadcom BCM43xx wireless driver - - Copyright (c) 2005 Martin Langer <martin-langer@gmx.de>, - Stefano Brivio <st3@riseup.net> - Michael Buesch <mb@bu3sch.de> - Danny van Dyk <kugelfang@gentoo.org> - Andreas Jaggi <andreas.jaggi@waterwave.ch> - - Some parts of the code in this file are derived from the ipw2200 - driver Copyright(c) 2003 - 2004 Intel Corporation. - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; see the file COPYING. If not, write to - the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor, - Boston, MA 02110-1301, USA. - -*/ - -#ifndef BCM43xx_POWER_H_ -#define BCM43xx_POWER_H_ - -//TODO kill this file - -struct bcm43xx_wldev; - -void bcm43xx_power_saving_ctl_bits(struct bcm43xx_wldev *dev, - int bit25, int bit26); - -#endif /* BCM43xx_POWER_H_ */ diff --git a/package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_sysfs.c b/package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_sysfs.c deleted file mode 100644 index eed688f0a3..0000000000 --- a/package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_sysfs.c +++ /dev/null @@ -1,232 +0,0 @@ -/* - - Broadcom BCM43xx wireless driver - - SYSFS support routines - - Copyright (c) 2006 Michael Buesch <mb@bu3sch.de> - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; see the file COPYING. If not, write to - the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor, - Boston, MA 02110-1301, USA. - -*/ - -#include "bcm43xx_sysfs.h" -#include "bcm43xx.h" -#include "bcm43xx_main.h" -#include "bcm43xx_phy.h" - -#include <linux/capability.h> - - -#define GENERIC_FILESIZE 64 - - -static int get_integer(const char *buf, size_t count) -{ - char tmp[10 + 1] = { 0 }; - int ret = -EINVAL; - - if (count == 0) - goto out; - count = min(count, (size_t)10); - memcpy(tmp, buf, count); - ret = simple_strtol(tmp, NULL, 10); -out: - return ret; -} - -static int get_boolean(const char *buf, size_t count) -{ - if (count != 0) { - if (buf[0] == '1') - return 1; - if (buf[0] == '0') - return 0; - if (count >= 4 && memcmp(buf, "true", 4) == 0) - return 1; - if (count >= 5 && memcmp(buf, "false", 5) == 0) - return 0; - if (count >= 3 && memcmp(buf, "yes", 3) == 0) - return 1; - if (count >= 2 && memcmp(buf, "no", 2) == 0) - return 0; - if (count >= 2 && memcmp(buf, "on", 2) == 0) - return 1; - if (count >= 3 && memcmp(buf, "off", 3) == 0) - return 0; - } - return -EINVAL; -} - -static ssize_t bcm43xx_attr_interfmode_show(struct device *dev, - struct device_attribute *attr, - char *buf) -{ - struct bcm43xx_wldev *wldev = dev_to_bcm43xx_wldev(dev); - ssize_t count = 0; - - if (!capable(CAP_NET_ADMIN)) - return -EPERM; - - mutex_lock(&wldev->wl->mutex); - - switch (wldev->phy.interfmode) { - case BCM43xx_INTERFMODE_NONE: - count = snprintf(buf, PAGE_SIZE, "0 (No Interference Mitigation)\n"); - break; - case BCM43xx_INTERFMODE_NONWLAN: - count = snprintf(buf, PAGE_SIZE, "1 (Non-WLAN Interference Mitigation)\n"); - break; - case BCM43xx_INTERFMODE_MANUALWLAN: - count = snprintf(buf, PAGE_SIZE, "2 (WLAN Interference Mitigation)\n"); - break; - default: - assert(0); - } - - mutex_unlock(&wldev->wl->mutex); - - return count; -} - -static ssize_t bcm43xx_attr_interfmode_store(struct device *dev, - struct device_attribute *attr, - const char *buf, size_t count) -{ - struct bcm43xx_wldev *wldev = dev_to_bcm43xx_wldev(dev); - unsigned long flags; - int err; - int mode; - - if (!capable(CAP_NET_ADMIN)) - return -EPERM; - - mode = get_integer(buf, count); - switch (mode) { - case 0: - mode = BCM43xx_INTERFMODE_NONE; - break; - case 1: - mode = BCM43xx_INTERFMODE_NONWLAN; - break; - case 2: - mode = BCM43xx_INTERFMODE_MANUALWLAN; - break; - case 3: - mode = BCM43xx_INTERFMODE_AUTOWLAN; - break; - default: - return -EINVAL; - } - - mutex_lock(&wldev->wl->mutex); - spin_lock_irqsave(&wldev->wl->irq_lock, flags); - - err = bcm43xx_radio_set_interference_mitigation(wldev, mode); - if (err) { - printk(KERN_ERR PFX "Interference Mitigation not " - "supported by device\n"); - } - mmiowb(); - spin_unlock_irqrestore(&wldev->wl->irq_lock, flags); - mutex_unlock(&wldev->wl->mutex); - - return err ? err : count; -} - -static DEVICE_ATTR(interference, 0644, - bcm43xx_attr_interfmode_show, - bcm43xx_attr_interfmode_store); - -static ssize_t bcm43xx_attr_preamble_show(struct device *dev, - struct device_attribute *attr, - char *buf) -{ - struct bcm43xx_wldev *wldev = dev_to_bcm43xx_wldev(dev); - ssize_t count; - - if (!capable(CAP_NET_ADMIN)) - return -EPERM; - - mutex_lock(&wldev->wl->mutex); - - if (wldev->short_preamble) - count = snprintf(buf, PAGE_SIZE, "1 (Short Preamble enabled)\n"); - else - count = snprintf(buf, PAGE_SIZE, "0 (Short Preamble disabled)\n"); - - mutex_unlock(&wldev->wl->mutex); - - return count; -} - -static ssize_t bcm43xx_attr_preamble_store(struct device *dev, - struct device_attribute *attr, - const char *buf, size_t count) -{ - struct bcm43xx_wldev *wldev = dev_to_bcm43xx_wldev(dev); - unsigned long flags; - int value; - - if (!capable(CAP_NET_ADMIN)) - return -EPERM; - - value = get_boolean(buf, count); - if (value < 0) - return value; - mutex_lock(&wldev->wl->mutex); - spin_lock_irqsave(&wldev->wl->irq_lock, flags); - - wldev->short_preamble = !!value; - - spin_unlock_irqrestore(&wldev->wl->irq_lock, flags); - mutex_unlock(&wldev->wl->mutex); - - return count; -} - -static DEVICE_ATTR(shortpreamble, 0644, - bcm43xx_attr_preamble_show, - bcm43xx_attr_preamble_store); - -int bcm43xx_sysfs_register(struct bcm43xx_wldev *wldev) -{ - struct device *dev = wldev->dev->dev; - int err; - - assert(bcm43xx_status(wldev) == BCM43xx_STAT_INITIALIZED); - - err = device_create_file(dev, &dev_attr_interference); - if (err) - goto out; - err = device_create_file(dev, &dev_attr_shortpreamble); - if (err) - goto err_remove_interfmode; - -out: - return err; -err_remove_interfmode: - device_remove_file(dev, &dev_attr_interference); - goto out; -} - -void bcm43xx_sysfs_unregister(struct bcm43xx_wldev *wldev) -{ - struct device *dev = wldev->dev->dev; - - device_remove_file(dev, &dev_attr_shortpreamble); - device_remove_file(dev, &dev_attr_interference); -} diff --git a/package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_sysfs.h b/package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_sysfs.h deleted file mode 100644 index 399bf26f0c..0000000000 --- a/package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_sysfs.h +++ /dev/null @@ -1,9 +0,0 @@ -#ifndef BCM43xx_SYSFS_H_ -#define BCM43xx_SYSFS_H_ - -struct bcm43xx_wldev; - -int bcm43xx_sysfs_register(struct bcm43xx_wldev *dev); -void bcm43xx_sysfs_unregister(struct bcm43xx_wldev *dev); - -#endif /* BCM43xx_SYSFS_H_ */ diff --git a/package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_tables.c b/package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_tables.c deleted file mode 100644 index d7a059220c..0000000000 --- a/package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_tables.c +++ /dev/null @@ -1,376 +0,0 @@ -/* - - Broadcom BCM43xx wireless driver - - Copyright (c) 2005 Martin Langer <martin-langer@gmx.de>, - Copyright (c) 2005 Stefano Brivio <st3@riseup.net> - Copyright (c) 2006, 2006 Michael Buesch <mb@bu3sch.de> - Copyright (c) 2005 Danny van Dyk <kugelfang@gentoo.org> - Copyright (c) 2005 Andreas Jaggi <andreas.jaggi@waterwave.ch> - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; see the file COPYING. If not, write to - the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor, - Boston, MA 02110-1301, USA. - -*/ - -#include "bcm43xx.h" -#include "bcm43xx_tables.h" -#include "bcm43xx_phy.h" - - -const u32 bcm43xx_tab_rotor[] = { - 0xFEB93FFD, 0xFEC63FFD, /* 0 */ - 0xFED23FFD, 0xFEDF3FFD, - 0xFEEC3FFE, 0xFEF83FFE, - 0xFF053FFE, 0xFF113FFE, - 0xFF1E3FFE, 0xFF2A3FFF, /* 8 */ - 0xFF373FFF, 0xFF443FFF, - 0xFF503FFF, 0xFF5D3FFF, - 0xFF693FFF, 0xFF763FFF, - 0xFF824000, 0xFF8F4000, /* 16 */ - 0xFF9B4000, 0xFFA84000, - 0xFFB54000, 0xFFC14000, - 0xFFCE4000, 0xFFDA4000, - 0xFFE74000, 0xFFF34000, /* 24 */ - 0x00004000, 0x000D4000, - 0x00194000, 0x00264000, - 0x00324000, 0x003F4000, - 0x004B4000, 0x00584000, /* 32 */ - 0x00654000, 0x00714000, - 0x007E4000, 0x008A3FFF, - 0x00973FFF, 0x00A33FFF, - 0x00B03FFF, 0x00BC3FFF, /* 40 */ - 0x00C93FFF, 0x00D63FFF, - 0x00E23FFE, 0x00EF3FFE, - 0x00FB3FFE, 0x01083FFE, - 0x01143FFE, 0x01213FFD, /* 48 */ - 0x012E3FFD, 0x013A3FFD, - 0x01473FFD, -}; - -const u32 bcm43xx_tab_retard[] = { - 0xDB93CB87, 0xD666CF64, /* 0 */ - 0xD1FDD358, 0xCDA6D826, - 0xCA38DD9F, 0xC729E2B4, - 0xC469E88E, 0xC26AEE2B, - 0xC0DEF46C, 0xC073FA62, /* 8 */ - 0xC01D00D5, 0xC0760743, - 0xC1560D1E, 0xC2E51369, - 0xC4ED18FF, 0xC7AC1ED7, - 0xCB2823B2, 0xCEFA28D9, /* 16 */ - 0xD2F62D3F, 0xD7BB3197, - 0xDCE53568, 0xE1FE3875, - 0xE7D13B35, 0xED663D35, - 0xF39B3EC4, 0xF98E3FA7, /* 24 */ - 0x00004000, 0x06723FA7, - 0x0C653EC4, 0x129A3D35, - 0x182F3B35, 0x1E023875, - 0x231B3568, 0x28453197, /* 32 */ - 0x2D0A2D3F, 0x310628D9, - 0x34D823B2, 0x38541ED7, - 0x3B1318FF, 0x3D1B1369, - 0x3EAA0D1E, 0x3F8A0743, /* 40 */ - 0x3FE300D5, 0x3F8DFA62, - 0x3F22F46C, 0x3D96EE2B, - 0x3B97E88E, 0x38D7E2B4, - 0x35C8DD9F, 0x325AD826, /* 48 */ - 0x2E03D358, 0x299ACF64, - 0x246DCB87, -}; - -const u16 bcm43xx_tab_finefreqa[] = { - 0x0082, 0x0082, 0x0102, 0x0182, /* 0 */ - 0x0202, 0x0282, 0x0302, 0x0382, - 0x0402, 0x0482, 0x0502, 0x0582, - 0x05E2, 0x0662, 0x06E2, 0x0762, - 0x07E2, 0x0842, 0x08C2, 0x0942, /* 16 */ - 0x09C2, 0x0A22, 0x0AA2, 0x0B02, - 0x0B82, 0x0BE2, 0x0C62, 0x0CC2, - 0x0D42, 0x0DA2, 0x0E02, 0x0E62, - 0x0EE2, 0x0F42, 0x0FA2, 0x1002, /* 32 */ - 0x1062, 0x10C2, 0x1122, 0x1182, - 0x11E2, 0x1242, 0x12A2, 0x12E2, - 0x1342, 0x13A2, 0x1402, 0x1442, - 0x14A2, 0x14E2, 0x1542, 0x1582, /* 48 */ - 0x15E2, 0x1622, 0x1662, 0x16C1, - 0x1701, 0x1741, 0x1781, 0x17E1, - 0x1821, 0x1861, 0x18A1, 0x18E1, - 0x1921, 0x1961, 0x19A1, 0x19E1, /* 64 */ - 0x1A21, 0x1A61, 0x1AA1, 0x1AC1, - 0x1B01, 0x1B41, 0x1B81, 0x1BA1, - 0x1BE1, 0x1C21, 0x1C41, 0x1C81, - 0x1CA1, 0x1CE1, 0x1D01, 0x1D41, /* 80 */ - 0x1D61, 0x1DA1, 0x1DC1, 0x1E01, - 0x1E21, 0x1E61, 0x1E81, 0x1EA1, - 0x1EE1, 0x1F01, 0x1F21, 0x1F41, - 0x1F81, 0x1FA1, 0x1FC1, 0x1FE1, /* 96 */ - 0x2001, 0x2041, 0x2061, 0x2081, - 0x20A1, 0x20C1, 0x20E1, 0x2101, - 0x2121, 0x2141, 0x2161, 0x2181, - 0x21A1, 0x21C1, 0x21E1, 0x2201, /* 112 */ - 0x2221, 0x2241, 0x2261, 0x2281, - 0x22A1, 0x22C1, 0x22C1, 0x22E1, - 0x2301, 0x2321, 0x2341, 0x2361, - 0x2361, 0x2381, 0x23A1, 0x23C1, /* 128 */ - 0x23E1, 0x23E1, 0x2401, 0x2421, - 0x2441, 0x2441, 0x2461, 0x2481, - 0x2481, 0x24A1, 0x24C1, 0x24C1, - 0x24E1, 0x2501, 0x2501, 0x2521, /* 144 */ - 0x2541, 0x2541, 0x2561, 0x2561, - 0x2581, 0x25A1, 0x25A1, 0x25C1, - 0x25C1, 0x25E1, 0x2601, 0x2601, - 0x2621, 0x2621, 0x2641, 0x2641, /* 160 */ - 0x2661, 0x2661, 0x2681, 0x2681, - 0x26A1, 0x26A1, 0x26C1, 0x26C1, - 0x26E1, 0x26E1, 0x2701, 0x2701, - 0x2721, 0x2721, 0x2740, 0x2740, /* 176 */ - 0x2760, 0x2760, 0x2780, 0x2780, - 0x2780, 0x27A0, 0x27A0, 0x27C0, - 0x27C0, 0x27E0, 0x27E0, 0x27E0, - 0x2800, 0x2800, 0x2820, 0x2820, /* 192 */ - 0x2820, 0x2840, 0x2840, 0x2840, - 0x2860, 0x2860, 0x2880, 0x2880, - 0x2880, 0x28A0, 0x28A0, 0x28A0, - 0x28C0, 0x28C0, 0x28C0, 0x28E0, /* 208 */ - 0x28E0, 0x28E0, 0x2900, 0x2900, - 0x2900, 0x2920, 0x2920, 0x2920, - 0x2940, 0x2940, 0x2940, 0x2960, - 0x2960, 0x2960, 0x2960, 0x2980, /* 224 */ - 0x2980, 0x2980, 0x29A0, 0x29A0, - 0x29A0, 0x29A0, 0x29C0, 0x29C0, - 0x29C0, 0x29E0, 0x29E0, 0x29E0, - 0x29E0, 0x2A00, 0x2A00, 0x2A00, /* 240 */ - 0x2A00, 0x2A20, 0x2A20, 0x2A20, - 0x2A20, 0x2A40, 0x2A40, 0x2A40, - 0x2A40, 0x2A60, 0x2A60, 0x2A60, -}; - -const u16 bcm43xx_tab_finefreqg[] = { - 0x0089, 0x02E9, 0x0409, 0x04E9, /* 0 */ - 0x05A9, 0x0669, 0x0709, 0x0789, - 0x0829, 0x08A9, 0x0929, 0x0989, - 0x0A09, 0x0A69, 0x0AC9, 0x0B29, - 0x0BA9, 0x0BE9, 0x0C49, 0x0CA9, /* 16 */ - 0x0D09, 0x0D69, 0x0DA9, 0x0E09, - 0x0E69, 0x0EA9, 0x0F09, 0x0F49, - 0x0FA9, 0x0FE9, 0x1029, 0x1089, - 0x10C9, 0x1109, 0x1169, 0x11A9, /* 32 */ - 0x11E9, 0x1229, 0x1289, 0x12C9, - 0x1309, 0x1349, 0x1389, 0x13C9, - 0x1409, 0x1449, 0x14A9, 0x14E9, - 0x1529, 0x1569, 0x15A9, 0x15E9, /* 48 */ - 0x1629, 0x1669, 0x16A9, 0x16E8, - 0x1728, 0x1768, 0x17A8, 0x17E8, - 0x1828, 0x1868, 0x18A8, 0x18E8, - 0x1928, 0x1968, 0x19A8, 0x19E8, /* 64 */ - 0x1A28, 0x1A68, 0x1AA8, 0x1AE8, - 0x1B28, 0x1B68, 0x1BA8, 0x1BE8, - 0x1C28, 0x1C68, 0x1CA8, 0x1CE8, - 0x1D28, 0x1D68, 0x1DC8, 0x1E08, /* 80 */ - 0x1E48, 0x1E88, 0x1EC8, 0x1F08, - 0x1F48, 0x1F88, 0x1FE8, 0x2028, - 0x2068, 0x20A8, 0x2108, 0x2148, - 0x2188, 0x21C8, 0x2228, 0x2268, /* 96 */ - 0x22C8, 0x2308, 0x2348, 0x23A8, - 0x23E8, 0x2448, 0x24A8, 0x24E8, - 0x2548, 0x25A8, 0x2608, 0x2668, - 0x26C8, 0x2728, 0x2787, 0x27E7, /* 112 */ - 0x2847, 0x28C7, 0x2947, 0x29A7, - 0x2A27, 0x2AC7, 0x2B47, 0x2BE7, - 0x2CA7, 0x2D67, 0x2E47, 0x2F67, - 0x3247, 0x3526, 0x3646, 0x3726, /* 128 */ - 0x3806, 0x38A6, 0x3946, 0x39E6, - 0x3A66, 0x3AE6, 0x3B66, 0x3BC6, - 0x3C45, 0x3CA5, 0x3D05, 0x3D85, - 0x3DE5, 0x3E45, 0x3EA5, 0x3EE5, /* 144 */ - 0x3F45, 0x3FA5, 0x4005, 0x4045, - 0x40A5, 0x40E5, 0x4145, 0x4185, - 0x41E5, 0x4225, 0x4265, 0x42C5, - 0x4305, 0x4345, 0x43A5, 0x43E5, /* 160 */ - 0x4424, 0x4464, 0x44C4, 0x4504, - 0x4544, 0x4584, 0x45C4, 0x4604, - 0x4644, 0x46A4, 0x46E4, 0x4724, - 0x4764, 0x47A4, 0x47E4, 0x4824, /* 176 */ - 0x4864, 0x48A4, 0x48E4, 0x4924, - 0x4964, 0x49A4, 0x49E4, 0x4A24, - 0x4A64, 0x4AA4, 0x4AE4, 0x4B23, - 0x4B63, 0x4BA3, 0x4BE3, 0x4C23, /* 192 */ - 0x4C63, 0x4CA3, 0x4CE3, 0x4D23, - 0x4D63, 0x4DA3, 0x4DE3, 0x4E23, - 0x4E63, 0x4EA3, 0x4EE3, 0x4F23, - 0x4F63, 0x4FC3, 0x5003, 0x5043, /* 208 */ - 0x5083, 0x50C3, 0x5103, 0x5143, - 0x5183, 0x51E2, 0x5222, 0x5262, - 0x52A2, 0x52E2, 0x5342, 0x5382, - 0x53C2, 0x5402, 0x5462, 0x54A2, /* 224 */ - 0x5502, 0x5542, 0x55A2, 0x55E2, - 0x5642, 0x5682, 0x56E2, 0x5722, - 0x5782, 0x57E1, 0x5841, 0x58A1, - 0x5901, 0x5961, 0x59C1, 0x5A21, /* 240 */ - 0x5AA1, 0x5B01, 0x5B81, 0x5BE1, - 0x5C61, 0x5D01, 0x5D80, 0x5E20, - 0x5EE0, 0x5FA0, 0x6080, 0x61C0, -}; - -const u16 bcm43xx_tab_noisea2[] = { - 0x0001, 0x0001, 0x0001, 0xFFFE, - 0xFFFE, 0x3FFF, 0x1000, 0x0393, -}; - -const u16 bcm43xx_tab_noisea3[] = { - 0x4C4C, 0x4C4C, 0x4C4C, 0x2D36, - 0x4C4C, 0x4C4C, 0x4C4C, 0x2D36, -}; - -const u16 bcm43xx_tab_noiseg1[] = { - 0x013C, 0x01F5, 0x031A, 0x0631, - 0x0001, 0x0001, 0x0001, 0x0001, -}; - -const u16 bcm43xx_tab_noiseg2[] = { - 0x5484, 0x3C40, 0x0000, 0x0000, - 0x0000, 0x0000, 0x0000, 0x0000, -}; - -const u16 bcm43xx_tab_noisescaleg1[] = { - 0x6C77, 0x5162, 0x3B40, 0x3335, /* 0 */ - 0x2F2D, 0x2A2A, 0x2527, 0x1F21, - 0x1A1D, 0x1719, 0x1616, 0x1414, - 0x1414, 0x1400, 0x1414, 0x1614, - 0x1716, 0x1A19, 0x1F1D, 0x2521, /* 16 */ - 0x2A27, 0x2F2A, 0x332D, 0x3B35, - 0x5140, 0x6C62, 0x0077, -}; - -const u16 bcm43xx_tab_noisescaleg2[] = { - 0xD8DD, 0xCBD4, 0xBCC0, 0XB6B7, /* 0 */ - 0xB2B0, 0xADAD, 0xA7A9, 0x9FA1, - 0x969B, 0x9195, 0x8F8F, 0x8A8A, - 0x8A8A, 0x8A00, 0x8A8A, 0x8F8A, - 0x918F, 0x9695, 0x9F9B, 0xA7A1, /* 16 */ - 0xADA9, 0xB2AD, 0xB6B0, 0xBCB7, - 0xCBC0, 0xD8D4, 0x00DD, -}; - -const u16 bcm43xx_tab_noisescaleg3[] = { - 0xA4A4, 0xA4A4, 0xA4A4, 0xA4A4, /* 0 */ - 0xA4A4, 0xA4A4, 0xA4A4, 0xA4A4, - 0xA4A4, 0xA4A4, 0xA4A4, 0xA4A4, - 0xA4A4, 0xA400, 0xA4A4, 0xA4A4, - 0xA4A4, 0xA4A4, 0xA4A4, 0xA4A4, /* 16 */ - 0xA4A4, 0xA4A4, 0xA4A4, 0xA4A4, - 0xA4A4, 0xA4A4, 0x00A4, -}; - -const u16 bcm43xx_tab_sigmasqr1[] = { - 0x007A, 0x0075, 0x0071, 0x006C, /* 0 */ - 0x0067, 0x0063, 0x005E, 0x0059, - 0x0054, 0x0050, 0x004B, 0x0046, - 0x0042, 0x003D, 0x003D, 0x003D, - 0x003D, 0x003D, 0x003D, 0x003D, /* 16 */ - 0x003D, 0x003D, 0x003D, 0x003D, - 0x003D, 0x003D, 0x0000, 0x003D, - 0x003D, 0x003D, 0x003D, 0x003D, - 0x003D, 0x003D, 0x003D, 0x003D, /* 32 */ - 0x003D, 0x003D, 0x003D, 0x003D, - 0x0042, 0x0046, 0x004B, 0x0050, - 0x0054, 0x0059, 0x005E, 0x0063, - 0x0067, 0x006C, 0x0071, 0x0075, /* 48 */ - 0x007A, -}; - -const u16 bcm43xx_tab_sigmasqr2[] = { - 0x00DE, 0x00DC, 0x00DA, 0x00D8, /* 0 */ - 0x00D6, 0x00D4, 0x00D2, 0x00CF, - 0x00CD, 0x00CA, 0x00C7, 0x00C4, - 0x00C1, 0x00BE, 0x00BE, 0x00BE, - 0x00BE, 0x00BE, 0x00BE, 0x00BE, /* 16 */ - 0x00BE, 0x00BE, 0x00BE, 0x00BE, - 0x00BE, 0x00BE, 0x0000, 0x00BE, - 0x00BE, 0x00BE, 0x00BE, 0x00BE, - 0x00BE, 0x00BE, 0x00BE, 0x00BE, /* 32 */ - 0x00BE, 0x00BE, 0x00BE, 0x00BE, - 0x00C1, 0x00C4, 0x00C7, 0x00CA, - 0x00CD, 0x00CF, 0x00D2, 0x00D4, - 0x00D6, 0x00D8, 0x00DA, 0x00DC, /* 48 */ - 0x00DE, -}; - - -static inline void assert_sizes(void) -{ - BUILD_BUG_ON(BCM43xx_TAB_ROTOR_SIZE != ARRAY_SIZE(bcm43xx_tab_rotor)); - BUILD_BUG_ON(BCM43xx_TAB_RETARD_SIZE != ARRAY_SIZE(bcm43xx_tab_retard)); - BUILD_BUG_ON(BCM43xx_TAB_FINEFREQA_SIZE != ARRAY_SIZE(bcm43xx_tab_finefreqa)); - BUILD_BUG_ON(BCM43xx_TAB_FINEFREQG_SIZE != ARRAY_SIZE(bcm43xx_tab_finefreqg)); - BUILD_BUG_ON(BCM43xx_TAB_NOISEA2_SIZE != ARRAY_SIZE(bcm43xx_tab_noisea2)); - BUILD_BUG_ON(BCM43xx_TAB_NOISEA3_SIZE != ARRAY_SIZE(bcm43xx_tab_noisea3)); - BUILD_BUG_ON(BCM43xx_TAB_NOISEG1_SIZE != ARRAY_SIZE(bcm43xx_tab_noiseg1)); - BUILD_BUG_ON(BCM43xx_TAB_NOISEG2_SIZE != ARRAY_SIZE(bcm43xx_tab_noiseg2)); - BUILD_BUG_ON(BCM43xx_TAB_NOISESCALEG_SIZE != ARRAY_SIZE(bcm43xx_tab_noisescaleg1)); - BUILD_BUG_ON(BCM43xx_TAB_NOISESCALEG_SIZE != ARRAY_SIZE(bcm43xx_tab_noisescaleg2)); - BUILD_BUG_ON(BCM43xx_TAB_NOISESCALEG_SIZE != ARRAY_SIZE(bcm43xx_tab_noisescaleg3)); - BUILD_BUG_ON(BCM43xx_TAB_SIGMASQR_SIZE != ARRAY_SIZE(bcm43xx_tab_sigmasqr1)); - BUILD_BUG_ON(BCM43xx_TAB_SIGMASQR_SIZE != ARRAY_SIZE(bcm43xx_tab_sigmasqr2)); -} - - -u16 bcm43xx_ofdmtab_read16(struct bcm43xx_wldev *dev, u16 table, u16 offset) -{ - assert_sizes(); - - bcm43xx_phy_write(dev, BCM43xx_PHY_OTABLECTL, table + offset); - return bcm43xx_phy_read(dev, BCM43xx_PHY_OTABLEI); -} - -void bcm43xx_ofdmtab_write16(struct bcm43xx_wldev *dev, u16 table, - u16 offset, u16 value) -{ - bcm43xx_phy_write(dev, BCM43xx_PHY_OTABLECTL, table + offset); - bcm43xx_phy_write(dev, BCM43xx_PHY_OTABLEI, value); -} - -u32 bcm43xx_ofdmtab_read32(struct bcm43xx_wldev *dev, u16 table, u16 offset) -{ - u32 ret; - - bcm43xx_phy_write(dev, BCM43xx_PHY_OTABLECTL, table + offset); - ret = bcm43xx_phy_read(dev, BCM43xx_PHY_OTABLEQ); - ret <<= 16; - ret |= bcm43xx_phy_read(dev, BCM43xx_PHY_OTABLEI); - - return ret; -} - -void bcm43xx_ofdmtab_write32(struct bcm43xx_wldev *dev, u16 table, - u16 offset, u32 value) -{ - bcm43xx_phy_write(dev, BCM43xx_PHY_OTABLECTL, table + offset); - bcm43xx_phy_write(dev, BCM43xx_PHY_OTABLEI, value); - bcm43xx_phy_write(dev, BCM43xx_PHY_OTABLEQ, (value >> 16)); -} - -u16 bcm43xx_gtab_read(struct bcm43xx_wldev *dev, u16 table, u16 offset) -{ - bcm43xx_phy_write(dev, BCM43xx_PHY_GTABCTL, table + offset); - return bcm43xx_phy_read(dev, BCM43xx_PHY_GTABDATA); -} - -void bcm43xx_gtab_write(struct bcm43xx_wldev *dev, u16 table, - u16 offset, u16 value) -{ - bcm43xx_phy_write(dev, BCM43xx_PHY_GTABCTL, table + offset); - bcm43xx_phy_write(dev, BCM43xx_PHY_GTABDATA, value); -} diff --git a/package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_tables.h b/package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_tables.h deleted file mode 100644 index e4e94c9c0d..0000000000 --- a/package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_tables.h +++ /dev/null @@ -1,28 +0,0 @@ -#ifndef BCM43xx_TABLES_H_ -#define BCM43xx_TABLES_H_ - -#define BCM43xx_TAB_ROTOR_SIZE 53 -extern const u32 bcm43xx_tab_rotor[]; -#define BCM43xx_TAB_RETARD_SIZE 53 -extern const u32 bcm43xx_tab_retard[]; -#define BCM43xx_TAB_FINEFREQA_SIZE 256 -extern const u16 bcm43xx_tab_finefreqa[]; -#define BCM43xx_TAB_FINEFREQG_SIZE 256 -extern const u16 bcm43xx_tab_finefreqg[]; -#define BCM43xx_TAB_NOISEA2_SIZE 8 -extern const u16 bcm43xx_tab_noisea2[]; -#define BCM43xx_TAB_NOISEA3_SIZE 8 -extern const u16 bcm43xx_tab_noisea3[]; -#define BCM43xx_TAB_NOISEG1_SIZE 8 -extern const u16 bcm43xx_tab_noiseg1[]; -#define BCM43xx_TAB_NOISEG2_SIZE 8 -extern const u16 bcm43xx_tab_noiseg2[]; -#define BCM43xx_TAB_NOISESCALEG_SIZE 27 -extern const u16 bcm43xx_tab_noisescaleg1[]; -extern const u16 bcm43xx_tab_noisescaleg2[]; -extern const u16 bcm43xx_tab_noisescaleg3[]; -#define BCM43xx_TAB_SIGMASQR_SIZE 53 -extern const u16 bcm43xx_tab_sigmasqr1[]; -extern const u16 bcm43xx_tab_sigmasqr2[]; - -#endif /* BCM43xx_TABLES_H_ */ diff --git a/package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_xmit.c b/package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_xmit.c deleted file mode 100644 index a15196b1ff..0000000000 --- a/package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_xmit.c +++ /dev/null @@ -1,672 +0,0 @@ -/* - - Broadcom BCM43xx wireless driver - - Transmission (TX/RX) related functions. - - Copyright (C) 2005 Martin Langer <martin-langer@gmx.de> - Copyright (C) 2005 Stefano Brivio <st3@riseup.net> - Copyright (C) 2005, 2006 Michael Buesch <mb@bu3sch.de> - Copyright (C) 2005 Danny van Dyk <kugelfang@gentoo.org> - Copyright (C) 2005 Andreas Jaggi <andreas.jaggi@waterwave.ch> - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; see the file COPYING. If not, write to - the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor, - Boston, MA 02110-1301, USA. - -*/ - -#include "bcm43xx_xmit.h" -#include "bcm43xx_phy.h" -#include "bcm43xx_dma.h" -#include "bcm43xx_pio.h" - - -/* Extract the bitrate out of a CCK PLCP header. */ -static u8 bcm43xx_plcp_get_bitrate_cck(struct bcm43xx_plcp_hdr6 *plcp) -{ - switch (plcp->raw[0]) { - case 0x0A: - return BCM43xx_CCK_RATE_1MB; - case 0x14: - return BCM43xx_CCK_RATE_2MB; - case 0x37: - return BCM43xx_CCK_RATE_5MB; - case 0x6E: - return BCM43xx_CCK_RATE_11MB; - } - assert(0); - return 0; -} - -/* Extract the bitrate out of an OFDM PLCP header. */ -static u8 bcm43xx_plcp_get_bitrate_ofdm(struct bcm43xx_plcp_hdr6 *plcp) -{ - switch (plcp->raw[0] & 0xF) { - case 0xB: - return BCM43xx_OFDM_RATE_6MB; - case 0xF: - return BCM43xx_OFDM_RATE_9MB; - case 0xA: - return BCM43xx_OFDM_RATE_12MB; - case 0xE: - return BCM43xx_OFDM_RATE_18MB; - case 0x9: - return BCM43xx_OFDM_RATE_24MB; - case 0xD: - return BCM43xx_OFDM_RATE_36MB; - case 0x8: - return BCM43xx_OFDM_RATE_48MB; - case 0xC: - return BCM43xx_OFDM_RATE_54MB; - } - assert(0); - return 0; -} - -u8 bcm43xx_plcp_get_ratecode_cck(const u8 bitrate) -{ - switch (bitrate) { - case BCM43xx_CCK_RATE_1MB: - return 0x0A; - case BCM43xx_CCK_RATE_2MB: - return 0x14; - case BCM43xx_CCK_RATE_5MB: - return 0x37; - case BCM43xx_CCK_RATE_11MB: - return 0x6E; - } - assert(0); - return 0; -} - -u8 bcm43xx_plcp_get_ratecode_ofdm(const u8 bitrate) -{ - switch (bitrate) { - case BCM43xx_OFDM_RATE_6MB: - return 0xB; - case BCM43xx_OFDM_RATE_9MB: - return 0xF; - case BCM43xx_OFDM_RATE_12MB: - return 0xA; - case BCM43xx_OFDM_RATE_18MB: - return 0xE; - case BCM43xx_OFDM_RATE_24MB: - return 0x9; - case BCM43xx_OFDM_RATE_36MB: - return 0xD; - case BCM43xx_OFDM_RATE_48MB: - return 0x8; - case BCM43xx_OFDM_RATE_54MB: - return 0xC; - } - assert(0); - return 0; -} - -void bcm43xx_generate_plcp_hdr(struct bcm43xx_plcp_hdr4 *plcp, - const u16 octets, const u8 bitrate) -{ - __le32 *data = &(plcp->data); - __u8 *raw = plcp->raw; - - if (bcm43xx_is_ofdm_rate(bitrate)) { - *data = bcm43xx_plcp_get_ratecode_ofdm(bitrate); - assert(!(octets & 0xF000)); - *data |= (octets << 5); - *data = cpu_to_le32(*data); - } else { - u32 plen; - - plen = octets * 16 / bitrate; - if ((octets * 16 % bitrate) > 0) { - plen++; - if ((bitrate == BCM43xx_CCK_RATE_11MB) - && ((octets * 8 % 11) < 4)) { - raw[1] = 0x84; - } else - raw[1] = 0x04; - } else - raw[1] = 0x04; - *data |= cpu_to_le32(plen << 16); - raw[0] = bcm43xx_plcp_get_ratecode_cck(bitrate); - } -} - -static u8 bcm43xx_calc_fallback_rate(u8 bitrate) -{ - switch (bitrate) { - case BCM43xx_CCK_RATE_1MB: - return BCM43xx_CCK_RATE_1MB; - case BCM43xx_CCK_RATE_2MB: - return BCM43xx_CCK_RATE_1MB; - case BCM43xx_CCK_RATE_5MB: - return BCM43xx_CCK_RATE_2MB; - case BCM43xx_CCK_RATE_11MB: - return BCM43xx_CCK_RATE_5MB; - case BCM43xx_OFDM_RATE_6MB: - return BCM43xx_CCK_RATE_5MB; - case BCM43xx_OFDM_RATE_9MB: - return BCM43xx_OFDM_RATE_6MB; - case BCM43xx_OFDM_RATE_12MB: - return BCM43xx_OFDM_RATE_9MB; - case BCM43xx_OFDM_RATE_18MB: - return BCM43xx_OFDM_RATE_12MB; - case BCM43xx_OFDM_RATE_24MB: - return BCM43xx_OFDM_RATE_18MB; - case BCM43xx_OFDM_RATE_36MB: - return BCM43xx_OFDM_RATE_24MB; - case BCM43xx_OFDM_RATE_48MB: - return BCM43xx_OFDM_RATE_36MB; - case BCM43xx_OFDM_RATE_54MB: - return BCM43xx_OFDM_RATE_48MB; - } - assert(0); - return 0; -} - -static void generate_txhdr_fw4(struct bcm43xx_wldev *dev, - struct bcm43xx_txhdr_fw4 *txhdr, - const unsigned char *fragment_data, - unsigned int fragment_len, - const struct ieee80211_tx_control *txctl, - u16 cookie) -{ - const struct bcm43xx_phy *phy = &dev->phy; - const struct ieee80211_hdr *wlhdr = (const struct ieee80211_hdr *)fragment_data; - int use_encryption = ((!(txctl->flags & IEEE80211_TXCTL_DO_NOT_ENCRYPT)) && - (txctl->key_idx >= 0)); - u16 fctl = le16_to_cpu(wlhdr->frame_control); - u8 rate, rate_fb; - int rate_ofdm, rate_fb_ofdm; - unsigned int plcp_fragment_len; - u32 mac_ctl = 0; - u16 phy_ctl = 0; - u8 extra_ft = 0; - - memset(txhdr, 0, sizeof(*txhdr)); - - rate = txctl->tx_rate; - rate_ofdm = bcm43xx_is_ofdm_rate(rate); - rate_fb = (txctl->alt_retry_rate == -1) ? rate : txctl->alt_retry_rate; - rate_fb_ofdm = bcm43xx_is_ofdm_rate(rate_fb); - - if (rate_ofdm) - txhdr->phy_rate = bcm43xx_plcp_get_ratecode_ofdm(rate); - else - txhdr->phy_rate = bcm43xx_plcp_get_ratecode_cck(rate); - txhdr->mac_frame_ctl = wlhdr->frame_control; - memcpy(txhdr->tx_receiver, wlhdr->addr1, 6); - - /* Calculate duration for fallback rate */ - if ((rate_fb == rate) || - (wlhdr->duration_id & cpu_to_le16(0x8000)) || - (wlhdr->duration_id == cpu_to_le16(0))) { - /* If the fallback rate equals the normal rate or the - * dur_id field contains an AID, CFP magic or 0, - * use the original dur_id field. */ - txhdr->dur_fb = wlhdr->duration_id; - } else { - int fbrate_base100kbps = BCM43xx_RATE_TO_BASE100KBPS(rate_fb); - txhdr->dur_fb = ieee80211_generic_frame_duration(dev->wl->hw, - fragment_len, - fbrate_base100kbps); - } - - plcp_fragment_len = fragment_len + FCS_LEN; - if (use_encryption) { - u8 key_idx = (u16)(txctl->key_idx); - struct bcm43xx_key *key; - int wlhdr_len; - size_t iv_len; - - assert(key_idx < dev->max_nr_keys); - key = &(dev->key[key_idx]); - - if (key->enabled) { - /* Hardware appends ICV. */ - plcp_fragment_len += txctl->icv_len; - - key_idx = bcm43xx_kidx_to_fw(dev, key_idx); - mac_ctl |= (key_idx << BCM43xx_TX4_MAC_KEYIDX_SHIFT) & - BCM43xx_TX4_MAC_KEYIDX; - mac_ctl |= (key->algorithm << BCM43xx_TX4_MAC_KEYALG_SHIFT) & - BCM43xx_TX4_MAC_KEYALG; - wlhdr_len = ieee80211_get_hdrlen(fctl); - iv_len = min((size_t)txctl->iv_len, - ARRAY_SIZE(txhdr->iv)); - memcpy(txhdr->iv, ((u8 *)wlhdr) + wlhdr_len, iv_len); - } - } - bcm43xx_generate_plcp_hdr((struct bcm43xx_plcp_hdr4 *)(&txhdr->plcp), - plcp_fragment_len, rate); - bcm43xx_generate_plcp_hdr((struct bcm43xx_plcp_hdr4 *)(&txhdr->plcp_fb), - plcp_fragment_len, rate_fb); - - /* Extra Frame Types */ - if (rate_fb_ofdm) - extra_ft |= BCM43xx_TX4_EFT_FBOFDM; - - /* Set channel radio code. Note that the micrcode ORs 0x100 to - * this value before comparing it to the value in SHM, if this - * is a 5Ghz packet. - */ - txhdr->chan_radio_code = phy->channel; - - /* PHY TX Control word */ - if (rate_ofdm) - phy_ctl |= BCM43xx_TX4_PHY_OFDM; - if (dev->short_preamble) - phy_ctl |= BCM43xx_TX4_PHY_SHORTPRMBL; - switch (txctl->antenna_sel_tx) { - case 0: - phy_ctl |= BCM43xx_TX4_PHY_ANTLAST; - break; - case 1: - phy_ctl |= BCM43xx_TX4_PHY_ANT0; - break; - case 2: - phy_ctl |= BCM43xx_TX4_PHY_ANT1; - break; - default: - assert(0); - } - - /* MAC control */ - if (!(txctl->flags & IEEE80211_TXCTL_NO_ACK)) - mac_ctl |= BCM43xx_TX4_MAC_ACK; - if (!(((fctl & IEEE80211_FCTL_FTYPE) == IEEE80211_FTYPE_CTL) && - ((fctl & IEEE80211_FCTL_STYPE) == IEEE80211_STYPE_PSPOLL))) - mac_ctl |= BCM43xx_TX4_MAC_HWSEQ; - if (txctl->flags & IEEE80211_TXCTL_FIRST_FRAGMENT) - mac_ctl |= BCM43xx_TX4_MAC_STMSDU; - if (phy->type == BCM43xx_PHYTYPE_A) - mac_ctl |= BCM43xx_TX4_MAC_5GHZ; - - /* Generate the RTS or CTS-to-self frame */ - if ((txctl->flags & IEEE80211_TXCTL_USE_RTS_CTS) || - (txctl->flags & IEEE80211_TXCTL_USE_CTS_PROTECT)) { - unsigned int len; - struct ieee80211_hdr *hdr; - int rts_rate, rts_rate_fb; - int rts_rate_ofdm, rts_rate_fb_ofdm; - - rts_rate = txctl->rts_cts_rate; - rts_rate_ofdm = bcm43xx_is_ofdm_rate(rts_rate); - rts_rate_fb = bcm43xx_calc_fallback_rate(rts_rate); - rts_rate_fb_ofdm = bcm43xx_is_ofdm_rate(rts_rate_fb); - - if (txctl->flags & IEEE80211_TXCTL_USE_CTS_PROTECT) { - ieee80211_ctstoself_get(dev->wl->hw, - fragment_data, fragment_len, txctl, - (struct ieee80211_cts *)(txhdr->rts_frame)); - mac_ctl |= BCM43xx_TX4_MAC_SENDCTS; - len = sizeof(struct ieee80211_cts); - } else { - ieee80211_rts_get(dev->wl->hw, - fragment_data, fragment_len, txctl, - (struct ieee80211_rts *)(txhdr->rts_frame)); - mac_ctl |= BCM43xx_TX4_MAC_SENDRTS; - len = sizeof(struct ieee80211_rts); - } - len += FCS_LEN; - bcm43xx_generate_plcp_hdr((struct bcm43xx_plcp_hdr4 *)(&txhdr->rts_plcp), - len, rts_rate); - bcm43xx_generate_plcp_hdr((struct bcm43xx_plcp_hdr4 *)(&txhdr->rts_plcp_fb), - len, rts_rate_fb); - hdr = (struct ieee80211_hdr *)(&txhdr->rts_frame); - txhdr->rts_dur_fb = hdr->duration_id; - if (rts_rate_ofdm) { - extra_ft |= BCM43xx_TX4_EFT_RTSOFDM; - txhdr->phy_rate_rts = bcm43xx_plcp_get_ratecode_ofdm(rts_rate); - } else - txhdr->phy_rate_rts = bcm43xx_plcp_get_ratecode_cck(rts_rate); - if (rts_rate_fb_ofdm) - extra_ft |= BCM43xx_TX4_EFT_RTSFBOFDM; - mac_ctl |= BCM43xx_TX4_MAC_LONGFRAME; - } - - /* Magic cookie */ - txhdr->cookie = cpu_to_le16(cookie); - - /* Apply the bitfields */ - txhdr->mac_ctl = cpu_to_le32(mac_ctl); - txhdr->phy_ctl = cpu_to_le16(phy_ctl); - txhdr->extra_ft = extra_ft; -} - -void bcm43xx_generate_txhdr(struct bcm43xx_wldev *dev, - u8 *txhdr, - const unsigned char *fragment_data, - unsigned int fragment_len, - const struct ieee80211_tx_control *txctl, - u16 cookie) -{ - generate_txhdr_fw4(dev, (struct bcm43xx_txhdr_fw4 *)txhdr, - fragment_data, fragment_len, - txctl, cookie); -} - -static s8 bcm43xx_rssi_postprocess(struct bcm43xx_wldev *dev, - u8 in_rssi, int ofdm, - int adjust_2053, int adjust_2050) -{ - struct bcm43xx_phy *phy = &dev->phy; - s32 tmp; - - switch (phy->radio_ver) { - case 0x2050: - if (ofdm) { - tmp = in_rssi; - if (tmp > 127) - tmp -= 256; - tmp *= 73; - tmp /= 64; - if (adjust_2050) - tmp += 25; - else - tmp -= 3; - } else { - if (dev->dev->bus->sprom.r1.boardflags_lo & BCM43xx_BFL_RSSI) { - if (in_rssi > 63) - in_rssi = 63; - tmp = phy->nrssi_lt[in_rssi]; - tmp = 31 - tmp; - tmp *= -131; - tmp /= 128; - tmp -= 57; - } else { - tmp = in_rssi; - tmp = 31 - tmp; - tmp *= -149; - tmp /= 128; - tmp -= 68; - } - if (phy->type == BCM43xx_PHYTYPE_G && - adjust_2050) - tmp += 25; - } - break; - case 0x2060: - if (in_rssi > 127) - tmp = in_rssi - 256; - else - tmp = in_rssi; - break; - default: - tmp = in_rssi; - tmp -= 11; - tmp *= 103; - tmp /= 64; - if (adjust_2053) - tmp -= 109; - else - tmp -= 83; - } - - return (s8)tmp; -} - -//TODO -#if 0 -static s8 bcm43xx_rssinoise_postprocess(struct bcm43xx_wldev *dev, - u8 in_rssi) -{ - struct bcm43xx_phy *phy = &dev->phy; - s8 ret; - - if (phy->type == BCM43xx_PHYTYPE_A) { - //TODO: Incomplete specs. - ret = 0; - } else - ret = bcm43xx_rssi_postprocess(dev, in_rssi, 0, 1, 1); - - return ret; -} -#endif - -void bcm43xx_rx(struct bcm43xx_wldev *dev, - struct sk_buff *skb, - const void *_rxhdr) -{ - struct ieee80211_rx_status status; - struct bcm43xx_plcp_hdr6 *plcp; - struct ieee80211_hdr *wlhdr; - const struct bcm43xx_rxhdr_fw4 *rxhdr = _rxhdr; - u16 fctl; - u16 phystat0, phystat3, chanstat, mactime; - u32 macstat; - u16 chanid; - u8 jssi; - int padding; - - memset(&status, 0, sizeof(status)); - - /* Get metadata about the frame from the header. */ - phystat0 = le16_to_cpu(rxhdr->phy_status0); - phystat3 = le16_to_cpu(rxhdr->phy_status3); - jssi = rxhdr->jssi; - macstat = le32_to_cpu(rxhdr->mac_status); - mactime = le16_to_cpu(rxhdr->mac_time); - chanstat = le16_to_cpu(rxhdr->channel); - - if (macstat & BCM43xx_RX_MAC_FCSERR) - dev->wl->ieee_stats.dot11FCSErrorCount++; - - /* Skip PLCP and padding */ - padding = (macstat & BCM43xx_RX_MAC_PADDING) ? 2 : 0; - if (unlikely(skb->len < (sizeof(struct bcm43xx_plcp_hdr6) + padding))) { - dprintkl(KERN_DEBUG PFX "RX: Packet size underrun (1)\n"); - goto drop; - } - plcp = (struct bcm43xx_plcp_hdr6 *)(skb->data + padding); - skb_pull(skb, sizeof(struct bcm43xx_plcp_hdr6) + padding); - /* The skb contains the Wireless Header + payload data now */ - if (unlikely(skb->len < (2+2+6/*minimum hdr*/ + FCS_LEN))) { - dprintkl(KERN_DEBUG PFX "RX: Packet size underrun (2)\n"); - goto drop; - } - wlhdr = (struct ieee80211_hdr *)(skb->data); - fctl = le16_to_cpu(wlhdr->frame_control); - skb_trim(skb, skb->len - FCS_LEN); - - if ((macstat & BCM43xx_RX_MAC_DEC) && - !(macstat & BCM43xx_RX_MAC_DECERR)) { - unsigned int keyidx; - int wlhdr_len; - int iv_len; - int icv_len; - - keyidx = ((macstat & BCM43xx_RX_MAC_KEYIDX) - >> BCM43xx_RX_MAC_KEYIDX_SHIFT); - /* We must adjust the key index here. We want the "physical" - * key index, but the ucode passed it slightly different. - */ - keyidx = bcm43xx_kidx_to_raw(dev, keyidx); - assert(keyidx < dev->max_nr_keys); - - if (dev->key[keyidx].algorithm != BCM43xx_SEC_ALGO_NONE) { - /* Remove PROTECTED flag to mark it as decrypted. */ - assert(fctl & IEEE80211_FCTL_PROTECTED); - fctl &= ~IEEE80211_FCTL_PROTECTED; - wlhdr->frame_control = cpu_to_le16(fctl); - - wlhdr_len = ieee80211_get_hdrlen(fctl); - if (unlikely(skb->len < (wlhdr_len + 3))) { - dprintkl(KERN_DEBUG PFX - "RX: Packet size underrun (3)\n"); - goto drop; - } - if (skb->data[wlhdr_len + 3] & (1 << 5)) { - /* The Ext-IV Bit is set in the "KeyID" - * octet of the IV. - */ - iv_len = 8; - icv_len = 8; - } else { - iv_len = 4; - icv_len = 4; - } - if (unlikely(skb->len < (wlhdr_len + iv_len + icv_len))) { - dprintkl(KERN_DEBUG PFX - "RX: Packet size underrun (4)\n"); - goto drop; - } - /* Remove the IV */ - memmove(skb->data + iv_len, skb->data, wlhdr_len); - skb_pull(skb, iv_len); - /* Remove the ICV */ - skb_trim(skb, skb->len - icv_len); - - status.flag |= RX_FLAG_DECRYPTED; - } - } - - status.ssi = bcm43xx_rssi_postprocess(dev, jssi, - (phystat0 & BCM43xx_RX_PHYST0_OFDM), - (phystat0 & BCM43xx_RX_PHYST0_GAINCTL), - (phystat3 & BCM43xx_RX_PHYST3_TRSTATE)); - status.noise = dev->stats.link_noise; - status.signal = jssi; /* this looks wrong, but is what mac80211 wants */ - if (phystat0 & BCM43xx_RX_PHYST0_OFDM) - status.rate = bcm43xx_plcp_get_bitrate_ofdm(plcp); - else - status.rate = bcm43xx_plcp_get_bitrate_cck(plcp); - status.antenna = !!(phystat0 & BCM43xx_RX_PHYST0_ANT); - status.mactime = mactime; - - chanid = (chanstat & BCM43xx_RX_CHAN_ID) >> BCM43xx_RX_CHAN_ID_SHIFT; - switch (chanstat & BCM43xx_RX_CHAN_PHYTYPE) { - case BCM43xx_PHYTYPE_A: - status.phymode = MODE_IEEE80211A; - status.freq = chanid; - status.channel = bcm43xx_freq_to_channel_a(chanid); - break; - case BCM43xx_PHYTYPE_B: - status.phymode = MODE_IEEE80211B; - status.freq = chanid + 2400; - status.channel = bcm43xx_freq_to_channel_bg(chanid + 2400); - break; - case BCM43xx_PHYTYPE_G: - status.phymode = MODE_IEEE80211G; - status.freq = chanid + 2400; - status.channel = bcm43xx_freq_to_channel_bg(chanid + 2400); - break; - default: - assert(0); - } - - dev->stats.last_rx = jiffies; - ieee80211_rx_irqsafe(dev->wl->hw, skb, &status); - - return; -drop: - dprintkl(KERN_DEBUG PFX "RX: Packet dropped\n"); - dev_kfree_skb_any(skb); -} - -void bcm43xx_handle_txstatus(struct bcm43xx_wldev *dev, - const struct bcm43xx_txstatus *status) -{ - bcm43xx_debugfs_log_txstat(dev, status); - - if (status->intermediate) - return; - if (status->for_ampdu) - return; - if (!status->acked) - dev->wl->ieee_stats.dot11ACKFailureCount++; - if (status->rts_count) { - if (status->rts_count == 0xF) //FIXME - dev->wl->ieee_stats.dot11RTSFailureCount++; - else - dev->wl->ieee_stats.dot11RTSSuccessCount++; - } - - if (bcm43xx_using_pio(dev)) - bcm43xx_pio_handle_txstatus(dev, status); - else - bcm43xx_dma_handle_txstatus(dev, status); -} - -/* Handle TX status report as received through DMA/PIO queues */ -void bcm43xx_handle_hwtxstatus(struct bcm43xx_wldev *dev, - const struct bcm43xx_hwtxstatus *hw) -{ - struct bcm43xx_txstatus status; - u8 tmp; - - status.cookie = le16_to_cpu(hw->cookie); - status.seq = le16_to_cpu(hw->seq); - status.phy_stat = hw->phy_stat; - tmp = hw->count; - status.frame_count = (tmp >> 4); - status.rts_count = (tmp & 0x0F); - tmp = hw->flags; - status.supp_reason = ((tmp & 0x1C) >> 2); - status.pm_indicated = !!(tmp & 0x80); - status.intermediate = !!(tmp & 0x40); - status.for_ampdu = !!(tmp & 0x20); - status.acked = !!(tmp & 0x02); - - bcm43xx_handle_txstatus(dev, &status); -} - -/* Stop any TX operation on the device (suspend the hardware queues) */ -void bcm43xx_tx_suspend(struct bcm43xx_wldev *dev) -{ - if (bcm43xx_using_pio(dev)) - bcm43xx_pio_freeze_txqueues(dev); - else - bcm43xx_dma_tx_suspend(dev); -} - -/* Resume any TX operation on the device (resume the hardware queues) */ -void bcm43xx_tx_resume(struct bcm43xx_wldev *dev) -{ - if (bcm43xx_using_pio(dev)) - bcm43xx_pio_thaw_txqueues(dev); - else - bcm43xx_dma_tx_resume(dev); -} - -#if 0 -static void upload_qos_parms(struct bcm43xx_wldev *dev, - const u16 *parms, - u16 offset) -{ - int i; - - for (i = 0; i < BCM43xx_NR_QOSPARMS; i++) { - bcm43xx_shm_write16(dev, BCM43xx_SHM_SHARED, - offset + (i * 2), parms[i]); - } -} -#endif - -/* Initialize the QoS parameters */ -void bcm43xx_qos_init(struct bcm43xx_wldev *dev) -{ - /* FIXME: This function must probably be called from the mac80211 - * config callback. */ -return; - - bcm43xx_hf_write(dev, bcm43xx_hf_read(dev) | BCM43xx_HF_EDCF); - //FIXME kill magic - bcm43xx_write16(dev, 0x688, - bcm43xx_read16(dev, 0x688) | 0x4); - - - /*TODO: We might need some stack support here to get the values. */ -} diff --git a/package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_xmit.h b/package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_xmit.h deleted file mode 100644 index 0cd5e1cc38..0000000000 --- a/package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_xmit.h +++ /dev/null @@ -1,267 +0,0 @@ -#ifndef BCM43xx_XMIT_H_ -#define BCM43xx_XMIT_H_ - -#include "bcm43xx_main.h" - - -#define _bcm43xx_declare_plcp_hdr(size) \ - struct bcm43xx_plcp_hdr##size { \ - union { \ - __le32 data; \ - __u8 raw[size]; \ - } __attribute__((__packed__)); \ - } __attribute__((__packed__)) - -/* struct bcm43xx_plcp_hdr4 */ -_bcm43xx_declare_plcp_hdr(4); -/* struct bcm43xx_plcp_hdr6 */ -_bcm43xx_declare_plcp_hdr(6); - -#undef _bcm43xx_declare_plcp_hdr - - -/* TX header for v4 firmware */ -struct bcm43xx_txhdr_fw4 { - __le32 mac_ctl; /* MAC TX control */ - __le16 mac_frame_ctl; /* Copy of the FrameControl field */ - __le16 tx_fes_time_norm; /* TX FES Time Normal */ - __le16 phy_ctl; /* PHY TX control */ - __le16 phy_ctl_0; /* Unused */ - __le16 phy_ctl_1; /* Unused */ - __le16 phy_ctl_rts_0; /* Unused */ - __le16 phy_ctl_rts_1; /* Unused */ - __u8 phy_rate; /* PHY rate */ - __u8 phy_rate_rts; /* PHY rate for RTS/CTS */ - __u8 extra_ft; /* Extra Frame Types */ - __u8 chan_radio_code; /* Channel Radio Code */ - __u8 iv[16]; /* Encryption IV */ - __u8 tx_receiver[6]; /* TX Frame Receiver address */ - __le16 tx_fes_time_fb; /* TX FES Time Fallback */ - struct bcm43xx_plcp_hdr6 rts_plcp_fb; /* RTS fallback PLCP */ - __le16 rts_dur_fb; /* RTS fallback duration */ - struct bcm43xx_plcp_hdr6 plcp_fb; /* Fallback PLCP */ - __le16 dur_fb; /* Fallback duration */ - __le16 mm_dur_time; /* Unused */ - __le16 mm_dur_time_fb; /* Unused */ - __le32 time_stamp; /* Timestamp */ - PAD_BYTES(2); - __le16 cookie; /* TX frame cookie */ - __le16 tx_status; /* TX status */ - struct bcm43xx_plcp_hdr6 rts_plcp; /* RTS PLCP */ - __u8 rts_frame[16]; /* The RTS frame (if used) */ - PAD_BYTES(2); - struct bcm43xx_plcp_hdr6 plcp; /* Main PLCP */ -} __attribute__((__packed__)); - -/* MAC TX control */ -#define BCM43xx_TX4_MAC_KEYIDX 0x0FF00000 /* Security key index */ -#define BCM43xx_TX4_MAC_KEYIDX_SHIFT 20 -#define BCM43xx_TX4_MAC_KEYALG 0x00070000 /* Security key algorithm */ -#define BCM43xx_TX4_MAC_KEYALG_SHIFT 16 -#define BCM43xx_TX4_MAC_LIFETIME 0x00001000 -#define BCM43xx_TX4_MAC_FRAMEBURST 0x00000800 -#define BCM43xx_TX4_MAC_SENDCTS 0x00000400 -#define BCM43xx_TX4_MAC_AMPDU 0x00000300 -#define BCM43xx_TX4_MAC_AMPDU_SHIFT 8 -#define BCM43xx_TX4_MAC_5GHZ 0x00000080 -#define BCM43xx_TX4_MAC_IGNPMQ 0x00000020 -#define BCM43xx_TX4_MAC_HWSEQ 0x00000010 /* Use Hardware Sequence Number */ -#define BCM43xx_TX4_MAC_STMSDU 0x00000008 /* Start MSDU */ -#define BCM43xx_TX4_MAC_SENDRTS 0x00000004 -#define BCM43xx_TX4_MAC_LONGFRAME 0x00000002 -#define BCM43xx_TX4_MAC_ACK 0x00000001 - -/* Extra Frame Types */ -#define BCM43xx_TX4_EFT_FBOFDM 0x0001 /* Data frame fallback rate type */ -#define BCM43xx_TX4_EFT_RTSOFDM 0x0004 /* RTS/CTS rate type */ -#define BCM43xx_TX4_EFT_RTSFBOFDM 0x0010 /* RTS/CTS fallback rate type */ - -/* PHY TX control word */ -#define BCM43xx_TX4_PHY_OFDM 0x0001 /* Data frame rate type */ -#define BCM43xx_TX4_PHY_SHORTPRMBL 0x0010 /* Use short preamble */ -#define BCM43xx_TX4_PHY_ANT 0x03C0 /* Antenna selection */ -#define BCM43xx_TX4_PHY_ANT0 0x0000 /* Use antenna 0 */ -#define BCM43xx_TX4_PHY_ANT1 0x0100 /* Use antenna 1 */ -#define BCM43xx_TX4_PHY_ANTLAST 0x0300 /* Use last used antenna */ - - - -void bcm43xx_generate_txhdr(struct bcm43xx_wldev *dev, - u8 *txhdr, - const unsigned char *fragment_data, - unsigned int fragment_len, - const struct ieee80211_tx_control *txctl, - u16 cookie); - - -/* Transmit Status */ -struct bcm43xx_txstatus { - u16 cookie; /* The cookie from the txhdr */ - u16 seq; /* Sequence number */ - u8 phy_stat; /* PHY TX status */ - u8 frame_count; /* Frame transmit count */ - u8 rts_count; /* RTS transmit count */ - u8 supp_reason; /* Suppression reason */ - /* flags */ - u8 pm_indicated; /* PM mode indicated to AP */ - u8 intermediate; /* Intermediate status notification (not final) */ - u8 for_ampdu; /* Status is for an AMPDU (afterburner) */ - u8 acked; /* Wireless ACK received */ -}; - -/* txstatus supp_reason values */ -enum { - BCM43xx_TXST_SUPP_NONE, /* Not suppressed */ - BCM43xx_TXST_SUPP_PMQ, /* Suppressed due to PMQ entry */ - BCM43xx_TXST_SUPP_FLUSH, /* Suppressed due to flush request */ - BCM43xx_TXST_SUPP_PREV, /* Previous fragment failed */ - BCM43xx_TXST_SUPP_CHAN, /* Channel mismatch */ - BCM43xx_TXST_SUPP_LIFE, /* Lifetime expired */ - BCM43xx_TXST_SUPP_UNDER, /* Buffer underflow */ - BCM43xx_TXST_SUPP_ABNACK, /* Afterburner NACK */ -}; - -/* Transmit Status as received through DMA/PIO on old chips */ -struct bcm43xx_hwtxstatus { - PAD_BYTES(4); - __le16 cookie; - u8 flags; - u8 count; - PAD_BYTES(2); - __le16 seq; - u8 phy_stat; - PAD_BYTES(1); -} __attribute__((__packed__)); - - -/* Receive header for v4 firmware. */ -struct bcm43xx_rxhdr_fw4 { - __le16 frame_len; /* Frame length */ - PAD_BYTES(2); - __le16 phy_status0; /* PHY RX Status 0 */ - __u8 jssi; /* PHY RX Status 1: JSSI */ - __u8 sig_qual; /* PHY RX Status 1: Signal Quality */ - __le16 phy_status2; /* PHY RX Status 2 */ - __le16 phy_status3; /* PHY RX Status 3 */ - __le32 mac_status; /* MAC RX status */ - __le16 mac_time; - __le16 channel; -} __attribute__((__packed__)); - - -/* PHY RX Status 0 */ -#define BCM43xx_RX_PHYST0_GAINCTL 0x4000 /* Gain Control */ -#define BCM43xx_RX_PHYST0_PLCPHCF 0x0200 -#define BCM43xx_RX_PHYST0_PLCPFV 0x0100 -#define BCM43xx_RX_PHYST0_SHORTPRMBL 0x0080 /* Received with Short Preamble */ -#define BCM43xx_RX_PHYST0_LCRS 0x0040 -#define BCM43xx_RX_PHYST0_ANT 0x0020 /* Antenna */ -#define BCM43xx_RX_PHYST0_UNSRATE 0x0010 -#define BCM43xx_RX_PHYST0_CLIP 0x000C -#define BCM43xx_RX_PHYST0_CLIP_SHIFT 2 -#define BCM43xx_RX_PHYST0_FTYPE 0x0003 /* Frame type */ -#define BCM43xx_RX_PHYST0_CCK 0x0000 /* Frame type: CCK */ -#define BCM43xx_RX_PHYST0_OFDM 0x0001 /* Frame type: OFDM */ -#define BCM43xx_RX_PHYST0_PRE_N 0x0002 /* Pre-standard N-PHY frame */ -#define BCM43xx_RX_PHYST0_STD_N 0x0003 /* Standard N-PHY frame */ - -/* PHY RX Status 2 */ -#define BCM43xx_RX_PHYST2_LNAG 0xC000 /* LNA Gain */ -#define BCM43xx_RX_PHYST2_LNAG_SHIFT 14 -#define BCM43xx_RX_PHYST2_PNAG 0x3C00 /* PNA Gain */ -#define BCM43xx_RX_PHYST2_PNAG_SHIFT 10 -#define BCM43xx_RX_PHYST2_FOFF 0x03FF /* F offset */ - -/* PHY RX Status 3 */ -#define BCM43xx_RX_PHYST3_DIGG 0x1800 /* DIG Gain */ -#define BCM43xx_RX_PHYST3_DIGG_SHIFT 11 -#define BCM43xx_RX_PHYST3_TRSTATE 0x0400 /* TR state */ - -/* MAC RX Status */ -#define BCM43xx_RX_MAC_BEACONSENT 0x00008000 /* Beacon send flag */ -#define BCM43xx_RX_MAC_KEYIDX 0x000007E0 /* Key index */ -#define BCM43xx_RX_MAC_KEYIDX_SHIFT 5 -#define BCM43xx_RX_MAC_DECERR 0x00000010 /* Decrypt error */ -#define BCM43xx_RX_MAC_DEC 0x00000008 /* Decryption attempted */ -#define BCM43xx_RX_MAC_PADDING 0x00000004 /* Pad bytes present */ -#define BCM43xx_RX_MAC_RESP 0x00000002 /* Response frame transmitted */ -#define BCM43xx_RX_MAC_FCSERR 0x00000001 /* FCS error */ - -/* RX channel */ -#define BCM43xx_RX_CHAN_GAIN 0xFC00 /* Gain */ -#define BCM43xx_RX_CHAN_GAIN_SHIFT 10 -#define BCM43xx_RX_CHAN_ID 0x03FC /* Channel ID */ -#define BCM43xx_RX_CHAN_ID_SHIFT 2 -#define BCM43xx_RX_CHAN_PHYTYPE 0x0003 /* PHY type */ - - - -u8 bcm43xx_plcp_get_ratecode_cck(const u8 bitrate); -u8 bcm43xx_plcp_get_ratecode_ofdm(const u8 bitrate); - -void bcm43xx_generate_plcp_hdr(struct bcm43xx_plcp_hdr4 *plcp, - const u16 octets, const u8 bitrate); - -void bcm43xx_rx(struct bcm43xx_wldev *dev, - struct sk_buff *skb, - const void *_rxhdr); - -void bcm43xx_handle_txstatus(struct bcm43xx_wldev *dev, - const struct bcm43xx_txstatus *status); - -void bcm43xx_handle_hwtxstatus(struct bcm43xx_wldev *dev, - const struct bcm43xx_hwtxstatus *hw); - -void bcm43xx_tx_suspend(struct bcm43xx_wldev *dev); -void bcm43xx_tx_resume(struct bcm43xx_wldev *dev); - - -#define BCM43xx_NR_QOSPARMS 22 -enum { - BCM43xx_QOSPARM_TXOP = 0, - BCM43xx_QOSPARM_CWMIN, - BCM43xx_QOSPARM_CWMAX, - BCM43xx_QOSPARM_CWCUR, - BCM43xx_QOSPARM_AIFS, - BCM43xx_QOSPARM_BSLOTS, - BCM43xx_QOSPARM_REGGAP, - BCM43xx_QOSPARM_STATUS, -}; -void bcm43xx_qos_init(struct bcm43xx_wldev *dev); - - -/* Helper functions for converting the key-table index from "firmware-format" - * to "raw-format" and back. The firmware API changed for this at some revision. - * We need to account for that here. */ -static inline -int bcm43xx_new_kidx_api(struct bcm43xx_wldev *dev) -{ - /* FIXME: Not sure the change was at rev 351 */ - return (dev->fw.rev >= 351); -} -static inline -u8 bcm43xx_kidx_to_fw(struct bcm43xx_wldev *dev, u8 raw_kidx) -{ - u8 firmware_kidx; - if (bcm43xx_new_kidx_api(dev)) { - firmware_kidx = raw_kidx; - } else { - if (raw_kidx >= 4) /* Is per STA key? */ - firmware_kidx = raw_kidx - 4; - else - firmware_kidx = raw_kidx; /* TX default key */ - } - return firmware_kidx; -} -static inline -u8 bcm43xx_kidx_to_raw(struct bcm43xx_wldev *dev, u8 firmware_kidx) -{ - u8 raw_kidx; - if (bcm43xx_new_kidx_api(dev)) - raw_kidx = firmware_kidx; - else - raw_kidx = firmware_kidx + 4; /* RX default keys or per STA keys */ - return raw_kidx; -} - -#endif /* BCM43xx_XMIT_H_ */ |