diff options
Diffstat (limited to 'package/rt2x00/src/rt2500usb.c')
| -rw-r--r-- | package/rt2x00/src/rt2500usb.c | 1231 |
1 files changed, 725 insertions, 506 deletions
diff --git a/package/rt2x00/src/rt2500usb.c b/package/rt2x00/src/rt2500usb.c index 3be51f0a36..18b1f91453 100644 --- a/package/rt2x00/src/rt2500usb.c +++ b/package/rt2x00/src/rt2500usb.c @@ -29,16 +29,14 @@ */ #define DRV_NAME "rt2500usb" +#include <linux/delay.h> +#include <linux/etherdevice.h> +#include <linux/init.h> #include <linux/kernel.h> #include <linux/module.h> -#include <linux/version.h> -#include <linux/init.h> #include <linux/usb.h> -#include <linux/delay.h> -#include <linux/etherdevice.h> #include "rt2x00.h" -#include "rt2x00lib.h" #include "rt2x00usb.h" #include "rt2500usb.h" @@ -55,45 +53,47 @@ * the access attempt is considered to have failed, * and we will print an error. */ -static inline void rt2500usb_register_read( - const struct rt2x00_dev *rt2x00dev, - const u16 offset, u16 *value) +static inline void rt2500usb_register_read(const struct rt2x00_dev *rt2x00dev, + const unsigned int offset, + u16 *value) { __le16 reg; - rt2x00usb_vendor_request( - rt2x00dev, USB_MULTI_READ, USB_VENDOR_REQUEST_IN, - offset, 0x00, ®, sizeof(u16), REGISTER_TIMEOUT); + rt2x00usb_vendor_request_buff(rt2x00dev, USB_MULTI_READ, + USB_VENDOR_REQUEST_IN, offset, + ®, sizeof(u16), REGISTER_TIMEOUT); *value = le16_to_cpu(reg); } -static inline void rt2500usb_register_multiread( - const struct rt2x00_dev *rt2x00dev, - const u16 offset, void *value, const u16 length) +static inline void rt2500usb_register_multiread(const struct rt2x00_dev + *rt2x00dev, + const unsigned int offset, + void *value, const u16 length) { - rt2x00usb_vendor_request( - rt2x00dev, USB_MULTI_READ, USB_VENDOR_REQUEST_IN, - offset, 0x00, value, length, - REGISTER_TIMEOUT * (length / sizeof(u16))); + int timeout = REGISTER_TIMEOUT * (length / sizeof(u16)); + rt2x00usb_vendor_request_buff(rt2x00dev, USB_MULTI_READ, + USB_VENDOR_REQUEST_IN, offset, + value, length, timeout); } -static inline void rt2500usb_register_write( - const struct rt2x00_dev *rt2x00dev, - const u16 offset, u16 value) +static inline void rt2500usb_register_write(const struct rt2x00_dev *rt2x00dev, + const unsigned int offset, + u16 value) { __le16 reg = cpu_to_le16(value); - rt2x00usb_vendor_request( - rt2x00dev, USB_MULTI_WRITE, USB_VENDOR_REQUEST_OUT, - offset, 0x00, ®, sizeof(u16), REGISTER_TIMEOUT); + rt2x00usb_vendor_request_buff(rt2x00dev, USB_MULTI_WRITE, + USB_VENDOR_REQUEST_OUT, offset, + ®, sizeof(u16), REGISTER_TIMEOUT); } -static inline void rt2500usb_register_multiwrite( - const struct rt2x00_dev *rt2x00dev, - const u16 offset, void *value, const u16 length) +static inline void rt2500usb_register_multiwrite(const struct rt2x00_dev + *rt2x00dev, + const unsigned int offset, + void *value, const u16 length) { - rt2x00usb_vendor_request( - rt2x00dev, USB_MULTI_WRITE, USB_VENDOR_REQUEST_OUT, - offset, 0x00, value, length, - REGISTER_TIMEOUT * (length / sizeof(u16))); + int timeout = REGISTER_TIMEOUT * (length / sizeof(u16)); + rt2x00usb_vendor_request_buff(rt2x00dev, USB_MULTI_WRITE, + USB_VENDOR_REQUEST_OUT, offset, + value, length, timeout); } static u16 rt2500usb_bbp_check(const struct rt2x00_dev *rt2x00dev) @@ -112,12 +112,12 @@ static u16 rt2500usb_bbp_check(const struct rt2x00_dev *rt2x00dev) } static void rt2500usb_bbp_write(const struct rt2x00_dev *rt2x00dev, - const u8 reg_id, const u8 value) + const unsigned int word, const u8 value) { u16 reg; /* - * Wait until the BBP becomes ready. + * Wait until the BBP becomes ready. */ reg = rt2500usb_bbp_check(rt2x00dev); if (rt2x00_get_field16(reg, PHY_CSR8_BUSY)) { @@ -130,19 +130,19 @@ static void rt2500usb_bbp_write(const struct rt2x00_dev *rt2x00dev, */ reg = 0; rt2x00_set_field16(®, PHY_CSR7_DATA, value); - rt2x00_set_field16(®, PHY_CSR7_REG_ID, reg_id); + rt2x00_set_field16(®, PHY_CSR7_REG_ID, word); rt2x00_set_field16(®, PHY_CSR7_READ_CONTROL, 0); rt2500usb_register_write(rt2x00dev, PHY_CSR7, reg); } static void rt2500usb_bbp_read(const struct rt2x00_dev *rt2x00dev, - const u8 reg_id, u8 *value) + const unsigned int word, u8 *value) { u16 reg; /* - * Wait until the BBP becomes ready. + * Wait until the BBP becomes ready. */ reg = rt2500usb_bbp_check(rt2x00dev); if (rt2x00_get_field16(reg, PHY_CSR8_BUSY)) { @@ -153,14 +153,14 @@ static void rt2500usb_bbp_read(const struct rt2x00_dev *rt2x00dev, /* * Write the request into the BBP. */ - reg =0; - rt2x00_set_field16(®, PHY_CSR7_REG_ID, reg_id); + reg = 0; + rt2x00_set_field16(®, PHY_CSR7_REG_ID, word); rt2x00_set_field16(®, PHY_CSR7_READ_CONTROL, 1); rt2500usb_register_write(rt2x00dev, PHY_CSR7, reg); /* - * Wait until the BBP becomes ready. + * Wait until the BBP becomes ready. */ reg = rt2500usb_bbp_check(rt2x00dev); if (rt2x00_get_field16(reg, PHY_CSR8_BUSY)) { @@ -174,11 +174,14 @@ static void rt2500usb_bbp_read(const struct rt2x00_dev *rt2x00dev, } static void rt2500usb_rf_write(const struct rt2x00_dev *rt2x00dev, - const u32 value) + const unsigned int word, const u32 value) { u16 reg; unsigned int i; + if (!word) + return; + for (i = 0; i < REGISTER_BUSY_COUNT; i++) { rt2500usb_register_read(rt2x00dev, PHY_CSR10, ®); if (!rt2x00_get_field16(reg, PHY_CSR10_RF_BUSY)) @@ -201,134 +204,83 @@ rf_write: rt2x00_set_field16(®, PHY_CSR10_RF_BUSY, 1); rt2500usb_register_write(rt2x00dev, PHY_CSR10, reg); + rt2x00_rf_write(rt2x00dev, word, value); } #ifdef CONFIG_RT2X00_LIB_DEBUGFS #define CSR_OFFSET(__word) ( CSR_REG_BASE + ((__word) * sizeof(u16)) ) -static void rt2500usb_read_csr(struct rt2x00_dev *rt2x00dev, - const unsigned long word, void *data) -{ - rt2500usb_register_read(rt2x00dev, CSR_OFFSET(word), data); -} - -static void rt2500usb_write_csr(struct rt2x00_dev *rt2x00dev, - const unsigned long word, void *data) -{ - rt2500usb_register_write(rt2x00dev, CSR_OFFSET(word), *((u16*)data)); -} - -static void rt2500usb_read_eeprom(struct rt2x00_dev *rt2x00dev, - const unsigned long word, void *data) -{ - rt2x00_eeprom_read(rt2x00dev, word, data); -} - -static void rt2500usb_write_eeprom(struct rt2x00_dev *rt2x00dev, - const unsigned long word, void *data) +static void rt2500usb_read_csr(const struct rt2x00_dev *rt2x00dev, + const unsigned int word, u32 *data) { - rt2x00_eeprom_write(rt2x00dev, word, *((u16*)data)); + rt2500usb_register_read(rt2x00dev, CSR_OFFSET(word), (u16 *) data); } -static void rt2500usb_read_bbp(struct rt2x00_dev *rt2x00dev, - const unsigned long word, void *data) +static void rt2500usb_write_csr(const struct rt2x00_dev *rt2x00dev, + const unsigned int word, u32 data) { - rt2500usb_bbp_read(rt2x00dev, word, data); -} - -static void rt2500usb_write_bbp(struct rt2x00_dev *rt2x00dev, - const unsigned long word, void *data) -{ - rt2500usb_bbp_write(rt2x00dev, word, *((u8*)data)); + rt2500usb_register_write(rt2x00dev, CSR_OFFSET(word), data); } static const struct rt2x00debug rt2500usb_rt2x00debug = { - .owner = THIS_MODULE, - .reg_csr = { + .owner = THIS_MODULE, + .csr = { .read = rt2500usb_read_csr, .write = rt2500usb_write_csr, .word_size = sizeof(u16), .word_count = CSR_REG_SIZE / sizeof(u16), }, - .reg_eeprom = { - .read = rt2500usb_read_eeprom, - .write = rt2500usb_write_eeprom, + .eeprom = { + .read = rt2x00_eeprom_read, + .write = rt2x00_eeprom_write, .word_size = sizeof(u16), .word_count = EEPROM_SIZE / sizeof(u16), }, - .reg_bbp = { - .read = rt2500usb_read_bbp, - .write = rt2500usb_write_bbp, + .bbp = { + .read = rt2500usb_bbp_read, + .write = rt2500usb_bbp_write, .word_size = sizeof(u8), .word_count = BBP_SIZE / sizeof(u8), }, + .rf = { + .read = rt2x00_rf_read, + .write = rt2500usb_rf_write, + .word_size = sizeof(u32), + .word_count = RF_SIZE / sizeof(u32), + }, }; #endif /* CONFIG_RT2X00_LIB_DEBUGFS */ /* * Configuration handlers. */ -static void rt2500usb_config_bssid(struct rt2x00_dev *rt2x00dev, u8 *bssid) +static void rt2500usb_config_mac_addr(struct rt2x00_dev *rt2x00dev, + __le32 *mac) { - u16 reg[3]; - - memset(®, 0, sizeof(reg)); - memcpy(®, bssid, ETH_ALEN); - - /* - * The BSSID is passed to us as an array of bytes, - * that array is little endian, so no need for byte ordering. - */ - rt2500usb_register_multiwrite(rt2x00dev, MAC_CSR5, ®, sizeof(reg)); + rt2500usb_register_multiwrite(rt2x00dev, MAC_CSR2, mac, + (3 * sizeof(__le16))); } -static void rt2500usb_config_promisc(struct rt2x00_dev *rt2x00dev, - const int promisc) +static void rt2500usb_config_bssid(struct rt2x00_dev *rt2x00dev, + __le32 *bssid) { - u16 reg; - - rt2500usb_register_read(rt2x00dev, TXRX_CSR2, ®); - rt2x00_set_field16(®, TXRX_CSR2_DROP_NOT_TO_ME, !promisc); - rt2500usb_register_write(rt2x00dev, TXRX_CSR2, reg); + rt2500usb_register_multiwrite(rt2x00dev, MAC_CSR5, bssid, + (3 * sizeof(__le16))); } -static void rt2500usb_config_type(struct rt2x00_dev *rt2x00dev, - const int type) +static void rt2500usb_config_type(struct rt2x00_dev *rt2x00dev, const int type, + const int tsf_sync) { u16 reg; rt2500usb_register_write(rt2x00dev, TXRX_CSR19, 0); /* - * Apply hardware packet filter. - */ - rt2500usb_register_read(rt2x00dev, TXRX_CSR2, ®); - - if (!is_monitor_present(&rt2x00dev->interface) && - (type == IEEE80211_IF_TYPE_IBSS || type == IEEE80211_IF_TYPE_STA)) - rt2x00_set_field16(®, TXRX_CSR2_DROP_TODS, 1); - else - rt2x00_set_field16(®, TXRX_CSR2_DROP_TODS, 0); - - rt2x00_set_field16(®, TXRX_CSR2_DROP_CRC, 1); - if (is_monitor_present(&rt2x00dev->interface)) { - rt2x00_set_field16(®, TXRX_CSR2_DROP_PHYSICAL, 0); - rt2x00_set_field16(®, TXRX_CSR2_DROP_CONTROL, 0); - rt2x00_set_field16(®, TXRX_CSR2_DROP_VERSION_ERROR, 0); - } else { - rt2x00_set_field16(®, TXRX_CSR2_DROP_PHYSICAL, 1); - rt2x00_set_field16(®, TXRX_CSR2_DROP_CONTROL, 1); - rt2x00_set_field16(®, TXRX_CSR2_DROP_VERSION_ERROR, 1); - } - - rt2500usb_register_write(rt2x00dev, TXRX_CSR2, reg); - - /* * Enable beacon config */ rt2500usb_register_read(rt2x00dev, TXRX_CSR20, ®); rt2x00_set_field16(®, TXRX_CSR20_OFFSET, - (PREAMBLE + get_duration(IEEE80211_HEADER, 2)) >> 6); + (PREAMBLE + get_duration(IEEE80211_HEADER, 20)) >> 6); if (type == IEEE80211_IF_TYPE_STA) rt2x00_set_field16(®, TXRX_CSR20_BCN_EXPECT_WINDOW, 0); else @@ -343,72 +295,61 @@ static void rt2500usb_config_type(struct rt2x00_dev *rt2x00dev, rt2500usb_register_write(rt2x00dev, TXRX_CSR18, reg); rt2500usb_register_read(rt2x00dev, TXRX_CSR19, ®); - if (is_interface_present(&rt2x00dev->interface)) { - rt2x00_set_field16(®, TXRX_CSR19_TSF_COUNT, 1); - rt2x00_set_field16(®, TXRX_CSR19_TBCN, 1); - } - + rt2x00_set_field16(®, TXRX_CSR19_TSF_COUNT, 1); + rt2x00_set_field16(®, TXRX_CSR19_TBCN, 1); rt2x00_set_field16(®, TXRX_CSR19_BEACON_GEN, 0); - if (type == IEEE80211_IF_TYPE_IBSS || type == IEEE80211_IF_TYPE_AP) - rt2x00_set_field16(®, TXRX_CSR19_TSF_SYNC, 2); - else if (type == IEEE80211_IF_TYPE_STA) - rt2x00_set_field16(®, TXRX_CSR19_TSF_SYNC, 1); - else if (is_monitor_present(&rt2x00dev->interface) && - !is_interface_present(&rt2x00dev->interface)) - rt2x00_set_field16(®, TXRX_CSR19_TSF_SYNC, 0); - + rt2x00_set_field16(®, TXRX_CSR19_TSF_SYNC, tsf_sync); rt2500usb_register_write(rt2x00dev, TXRX_CSR19, reg); } -static void rt2500usb_config_channel(struct rt2x00_dev *rt2x00dev, - const int value, const int channel, const int txpower) +static void rt2500usb_config_preamble(struct rt2x00_dev *rt2x00dev, + const int short_preamble, + const int ack_timeout, + const int ack_consume_time) { - u32 rf1 = rt2x00dev->rf1; - u32 rf2 = value; - u32 rf3 = rt2x00dev->rf3; - u32 rf4 = rt2x00dev->rf4; + u16 reg; + + /* + * When in atomic context, reschedule and let rt2x00lib + * call this function again. + */ + if (in_atomic()) { + queue_work(rt2x00dev->hw->workqueue, &rt2x00dev->config_work); + return; + } - if (rt2x00_rf(&rt2x00dev->chip, RF2525)) - rf2 |= 0x00080000; + rt2500usb_register_read(rt2x00dev, TXRX_CSR1, ®); + rt2x00_set_field16(®, TXRX_CSR1_ACK_TIMEOUT, ack_timeout); + rt2500usb_register_write(rt2x00dev, TXRX_CSR1, reg); - if ((rt2x00_rf(&rt2x00dev->chip, RF2523) || - rt2x00_rf(&rt2x00dev->chip, RF2524) || - rt2x00_rf(&rt2x00dev->chip, RF2525)) && - channel == 14) - rf4 &= ~0x00000018; + rt2500usb_register_read(rt2x00dev, TXRX_CSR10, ®); + rt2x00_set_field16(®, TXRX_CSR10_AUTORESPOND_PREAMBLE, + !!short_preamble); + rt2500usb_register_write(rt2x00dev, TXRX_CSR10, reg); +} - if (rt2x00_rf(&rt2x00dev->chip, RF2525E)) { - if (channel & 0x01) - rf4 = 0x00000e1b; - else - rf4 = 0x00000e07; - if (channel == 14) - rf4 = 0x00000e23; - } +static void rt2500usb_config_phymode(struct rt2x00_dev *rt2x00dev, + const int phymode, + const int basic_rate_mask) +{ + rt2500usb_register_write(rt2x00dev, TXRX_CSR11, basic_rate_mask); - if (rt2x00_rf(&rt2x00dev->chip, RF5222)) { - if (channel < 14) { - rf1 = 0x00022020; - rf4 = 0x00000a0b; - } else if (channel == 14) { - rf1 = 0x00022010; - rf4 = 0x00000a1b; - } else if (channel < 64) { - rf1 = 0x00022010; - rf4 = 0x00000a1f; - } else if (channel < 140) { - rf1 = 0x00022010; - rf4 = 0x00000a0f; - } else if (channel < 161) { - rf1 = 0x00022020; - rf4 = 0x00000a07; - } + if (phymode == HWMODE_B) { + rt2500usb_register_write(rt2x00dev, MAC_CSR11, 0x000b); + rt2500usb_register_write(rt2x00dev, MAC_CSR12, 0x0040); + } else { + rt2500usb_register_write(rt2x00dev, MAC_CSR11, 0x0005); + rt2500usb_register_write(rt2x00dev, MAC_CSR12, 0x016c); } +} +static void rt2500usb_config_channel(struct rt2x00_dev *rt2x00dev, + struct rf_channel *rf, const int txpower) +{ /* * Set TXpower. */ - rt2x00_set_field32(&rf3, RF3_TXPOWER, TXPOWER_TO_DEV(txpower)); + rt2x00_set_field32(&rf->rf3, RF3_TXPOWER, TXPOWER_TO_DEV(txpower)); /* * For RT2525E we should first set the channel to half band higher. @@ -421,37 +362,30 @@ static void rt2500usb_config_channel(struct rt2x00_dev *rt2x00dev, 0x00000902, 0x00000906 }; - rt2500usb_rf_write(rt2x00dev, vals[channel - 1]); - if (rf4) - rt2500usb_rf_write(rt2x00dev, rf4); + rt2500usb_rf_write(rt2x00dev, 2, vals[rf->channel - 1]); + if (rf->rf4) + rt2500usb_rf_write(rt2x00dev, 4, rf->rf4); } - rt2500usb_rf_write(rt2x00dev, rf1); - rt2500usb_rf_write(rt2x00dev, rf2); - rt2500usb_rf_write(rt2x00dev, rf3); - if (rf4) - rt2500usb_rf_write(rt2x00dev, rf4); - - /* - * Update rf fields - */ - rt2x00dev->rf1 = rf1; - rt2x00dev->rf2 = rf2; - rt2x00dev->rf3 = rf3; - rt2x00dev->rf4 = rf4; - rt2x00dev->tx_power = txpower; + rt2500usb_rf_write(rt2x00dev, 1, rf->rf1); + rt2500usb_rf_write(rt2x00dev, 2, rf->rf2); + rt2500usb_rf_write(rt2x00dev, 3, rf->rf3); + if (rf->rf4) + rt2500usb_rf_write(rt2x00dev, 4, rf->rf4); } static void rt2500usb_config_txpower(struct rt2x00_dev *rt2x00dev, - const int txpower) + const int txpower) { - rt2x00_set_field32(&rt2x00dev->rf3, RF3_TXPOWER, - TXPOWER_TO_DEV(txpower)); - rt2500usb_rf_write(rt2x00dev, rt2x00dev->rf3); + u32 rf3; + + rt2x00_rf_read(rt2x00dev, 3, &rf3); + rt2x00_set_field32(&rf3, RF3_TXPOWER, TXPOWER_TO_DEV(txpower)); + rt2500usb_rf_write(rt2x00dev, 3, rf3); } static void rt2500usb_config_antenna(struct rt2x00_dev *rt2x00dev, - const int antenna_tx, const int antenna_rx) + const int antenna_tx, const int antenna_rx) { u8 r2; u8 r14; @@ -466,29 +400,40 @@ static void rt2500usb_config_antenna(struct rt2x00_dev *rt2x00dev, /* * Configure the TX antenna. */ - if (antenna_tx == ANTENNA_DIVERSITY) { + switch (antenna_tx) { + case ANTENNA_SW_DIVERSITY: + case ANTENNA_HW_DIVERSITY: rt2x00_set_field8(&r2, BBP_R2_TX_ANTENNA, 1); rt2x00_set_field16(&csr5, PHY_CSR5_CCK, 1); rt2x00_set_field16(&csr6, PHY_CSR6_OFDM, 1); - } else if (antenna_tx == ANTENNA_A) { + break; + case ANTENNA_A: rt2x00_set_field8(&r2, BBP_R2_TX_ANTENNA, 0); rt2x00_set_field16(&csr5, PHY_CSR5_CCK, 0); rt2x00_set_field16(&csr6, PHY_CSR6_OFDM, 0); - } else if (antenna_tx == ANTENNA_B) { + break; + case ANTENNA_B: rt2x00_set_field8(&r2, BBP_R2_TX_ANTENNA, 2); rt2x00_set_field16(&csr5, PHY_CSR5_CCK, 2); rt2x00_set_field16(&csr6, PHY_CSR6_OFDM, 2); + break; } /* * Configure the RX antenna. */ - if (antenna_rx == ANTENNA_DIVERSITY) + switch (antenna_rx) { + case ANTENNA_SW_DIVERSITY: + case ANTENNA_HW_DIVERSITY: rt2x00_set_field8(&r14, BBP_R14_RX_ANTENNA, 1); - else if (antenna_rx == ANTENNA_A) + break; + case ANTENNA_A: rt2x00_set_field8(&r14, BBP_R14_RX_ANTENNA, 0); - else if (antenna_rx == ANTENNA_B) + break; + case ANTENNA_B: rt2x00_set_field8(&r14, BBP_R14_RX_ANTENNA, 2); + break; + } /* * RT2525E and RT5222 need to flip TX I/Q @@ -516,86 +461,37 @@ static void rt2500usb_config_antenna(struct rt2x00_dev *rt2x00dev, } static void rt2500usb_config_duration(struct rt2x00_dev *rt2x00dev, - const int short_slot_time, const int beacon_int) + struct rt2x00lib_conf *libconf) { u16 reg; - rt2500usb_register_write(rt2x00dev, MAC_CSR10, - short_slot_time ? SHORT_SLOT_TIME : SLOT_TIME); + rt2500usb_register_write(rt2x00dev, MAC_CSR10, libconf->slot_time); rt2500usb_register_read(rt2x00dev, TXRX_CSR18, ®); - rt2x00_set_field16(®, TXRX_CSR18_INTERVAL, beacon_int * 4); + rt2x00_set_field16(®, TXRX_CSR18_INTERVAL, + libconf->conf->beacon_int * 4); rt2500usb_register_write(rt2x00dev, TXRX_CSR18, reg); } -static void rt2500usb_config_rate(struct rt2x00_dev *rt2x00dev, const int rate) -{ - struct ieee80211_conf *conf = &rt2x00dev->hw->conf; - u16 reg; - u16 value; - u16 preamble; - - preamble = DEVICE_GET_RATE_FIELD(rate, PREAMBLE) - ? SHORT_PREAMBLE : PREAMBLE; - - reg = DEVICE_GET_RATE_FIELD(rate, RATEMASK) & DEV_BASIC_RATE; - - rt2500usb_register_write(rt2x00dev, TXRX_CSR11, reg); - - rt2500usb_register_read(rt2x00dev, TXRX_CSR1, ®); - value = ((conf->flags & IEEE80211_CONF_SHORT_SLOT_TIME) ? - SHORT_DIFS : DIFS) + - PLCP + preamble + get_duration(ACK_SIZE, 10); - rt2x00_set_field16(®, TXRX_CSR1_ACK_TIMEOUT, value); - rt2500usb_register_write(rt2x00dev, TXRX_CSR1, reg); - - rt2500usb_register_read(rt2x00dev, TXRX_CSR10, ®); - if (preamble == SHORT_PREAMBLE) - rt2x00_set_field16(®, TXRX_CSR10_AUTORESPOND_PREAMBLE, 1); - else - rt2x00_set_field16(®, TXRX_CSR10_AUTORESPOND_PREAMBLE, 0); - rt2500usb_register_write(rt2x00dev, TXRX_CSR10, reg); -} - -static void rt2500usb_config_phymode(struct rt2x00_dev *rt2x00dev, - const int phymode) -{ - struct ieee80211_hw_mode *mode; - struct ieee80211_rate *rate; - - if (phymode == MODE_IEEE80211A) - rt2x00dev->curr_hwmode = HWMODE_A; - else if (phymode == MODE_IEEE80211B) - rt2x00dev->curr_hwmode = HWMODE_B; - else - rt2x00dev->curr_hwmode = HWMODE_G; - - mode = &rt2x00dev->hwmodes[rt2x00dev->curr_hwmode]; - rate = &mode->rates[mode->num_rates - 1]; - - rt2500usb_config_rate(rt2x00dev, rate->val2); - - if (phymode == MODE_IEEE80211B) { - rt2500usb_register_write(rt2x00dev, MAC_CSR11, 0x000b); - rt2500usb_register_write(rt2x00dev, MAC_CSR12, 0x0040); - } else { - rt2500usb_register_write(rt2x00dev, MAC_CSR11, 0x0005); - rt2500usb_register_write(rt2x00dev, MAC_CSR12, 0x016c); - } -} - -static void rt2500usb_config_mac_addr(struct rt2x00_dev *rt2x00dev, u8 *addr) +static void rt2500usb_config(struct rt2x00_dev *rt2x00dev, + const unsigned int flags, + struct rt2x00lib_conf *libconf) { - u16 reg[3]; - - memset(®, 0, sizeof(reg)); - memcpy(®, addr, ETH_ALEN); - - /* - * The MAC address is passed to us as an array of bytes, - * that array is little endian, so no need for byte ordering. - */ - rt2500usb_register_multiwrite(rt2x00dev, MAC_CSR2, ®, sizeof(reg)); + if (flags & CONFIG_UPDATE_PHYMODE) + rt2500usb_config_phymode(rt2x00dev, libconf->phymode, + libconf->basic_rates); + if (flags & CONFIG_UPDATE_CHANNEL) + rt2500usb_config_channel(rt2x00dev, &libconf->rf, + libconf->conf->power_level); + if ((flags & CONFIG_UPDATE_TXPOWER) && !(flags & CONFIG_UPDATE_CHANNEL)) + rt2500usb_config_txpower(rt2x00dev, + libconf->conf->power_level); + if (flags & CONFIG_UPDATE_ANTENNA) + rt2500usb_config_antenna(rt2x00dev, + libconf->conf->antenna_sel_tx, + libconf->conf->antenna_sel_rx); + if (flags & (CONFIG_UPDATE_SLOT_TIME | CONFIG_UPDATE_BEACON_INT)) + rt2500usb_config_duration(rt2x00dev, libconf); } /* @@ -639,11 +535,52 @@ static void rt2500usb_disable_led(struct rt2x00_dev *rt2x00dev) /* * Link tuning */ +static void rt2500usb_link_stats(struct rt2x00_dev *rt2x00dev) +{ + u16 reg; + + /* + * Update FCS error count from register. + */ + rt2500usb_register_read(rt2x00dev, STA_CSR0, ®); + rt2x00dev->link.rx_failed = rt2x00_get_field16(reg, STA_CSR0_FCS_ERROR); + + /* + * Update False CCA count from register. + */ + rt2500usb_register_read(rt2x00dev, STA_CSR3, ®); + rt2x00dev->link.false_cca = + rt2x00_get_field16(reg, STA_CSR3_FALSE_CCA_ERROR); +} + +static void rt2500usb_reset_tuner(struct rt2x00_dev *rt2x00dev) +{ + u16 eeprom; + u16 value; + + rt2x00_eeprom_read(rt2x00dev, EEPROM_BBPTUNE_R24, &eeprom); + value = rt2x00_get_field16(eeprom, EEPROM_BBPTUNE_R24_LOW); + rt2500usb_bbp_write(rt2x00dev, 24, value); + + rt2x00_eeprom_read(rt2x00dev, EEPROM_BBPTUNE_R25, &eeprom); + value = rt2x00_get_field16(eeprom, EEPROM_BBPTUNE_R25_LOW); + rt2500usb_bbp_write(rt2x00dev, 25, value); + + rt2x00_eeprom_read(rt2x00dev, EEPROM_BBPTUNE_R61, &eeprom); + value = rt2x00_get_field16(eeprom, EEPROM_BBPTUNE_R61_LOW); + rt2500usb_bbp_write(rt2x00dev, 61, value); + + rt2x00_eeprom_read(rt2x00dev, EEPROM_BBPTUNE_VGC, &eeprom); + value = rt2x00_get_field16(eeprom, EEPROM_BBPTUNE_VGCUPPER); + rt2500usb_bbp_write(rt2x00dev, 17, value); + + rt2x00dev->link.vgc_level = value; +} + static void rt2500usb_link_tuner(struct rt2x00_dev *rt2x00dev) { int rssi = rt2x00_get_link_rssi(&rt2x00dev->link); u16 bbp_thresh; - u16 cca_alarm; u16 vgc_bound; u16 sens; u16 r24; @@ -721,7 +658,6 @@ static void rt2500usb_link_tuner(struct rt2x00_dev *rt2x00dev) * Leave short or middle distance condition, restore r17 * to the dynamic tuning range. */ - rt2500usb_register_read(rt2x00dev, STA_CSR3, &cca_alarm); rt2x00_eeprom_read(rt2x00dev, EEPROM_BBPTUNE_VGC, &vgc_bound); vgc_bound = rt2x00_get_field16(vgc_bound, EEPROM_BBPTUNE_VGCUPPER); @@ -736,13 +672,13 @@ static void rt2500usb_link_tuner(struct rt2x00_dev *rt2x00dev) if (r17 > up_bound) { rt2500usb_bbp_write(rt2x00dev, 17, up_bound); - rt2x00dev->rx_status.noise = up_bound; - } else if (cca_alarm > 512 && r17 < up_bound) { + rt2x00dev->link.vgc_level = up_bound; + } else if (rt2x00dev->link.false_cca > 512 && r17 < up_bound) { rt2500usb_bbp_write(rt2x00dev, 17, ++r17); - rt2x00dev->rx_status.noise = r17; - } else if (cca_alarm < 100 && r17 > low_bound) { + rt2x00dev->link.vgc_level = r17; + } else if (rt2x00dev->link.false_cca < 100 && r17 > low_bound) { rt2500usb_bbp_write(rt2x00dev, 17, --r17); - rt2x00dev->rx_status.noise = r17; + rt2x00dev->link.vgc_level = r17; } } @@ -753,12 +689,10 @@ static int rt2500usb_init_registers(struct rt2x00_dev *rt2x00dev) { u16 reg; - rt2x00usb_vendor_request(rt2x00dev, USB_DEVICE_MODE, - USB_VENDOR_REQUEST_OUT, 0x0001, USB_MODE_TEST, NULL, 0, - REGISTER_TIMEOUT); - rt2x00usb_vendor_request(rt2x00dev, USB_SINGLE_WRITE, - USB_VENDOR_REQUEST_OUT, 0x0308, 0xf0, NULL, 0, - REGISTER_TIMEOUT); + rt2x00usb_vendor_request_sw(rt2x00dev, USB_DEVICE_MODE, 0x0001, + USB_MODE_TEST, REGISTER_TIMEOUT); + rt2x00usb_vendor_request_sw(rt2x00dev, USB_SINGLE_WRITE, 0x0308, + 0x00f0, REGISTER_TIMEOUT); rt2500usb_register_read(rt2x00dev, TXRX_CSR2, ®); rt2x00_set_field16(®, TXRX_CSR2_DISABLE_RX, 1); @@ -767,19 +701,57 @@ static int rt2500usb_init_registers(struct rt2x00_dev *rt2x00dev) rt2500usb_register_write(rt2x00dev, MAC_CSR13, 0x1111); rt2500usb_register_write(rt2x00dev, MAC_CSR14, 0x1e11); - rt2500usb_register_write(rt2x00dev, MAC_CSR1, 0x0003); - rt2500usb_register_write(rt2x00dev, MAC_CSR1, 0x0000); - rt2500usb_register_write(rt2x00dev, TXRX_CSR5, 0x8c8d); - rt2500usb_register_write(rt2x00dev, TXRX_CSR6, 0x8b8a); - rt2500usb_register_write(rt2x00dev, TXRX_CSR7, 0x8687); - rt2500usb_register_write(rt2x00dev, TXRX_CSR8, 0x0085); + rt2500usb_register_read(rt2x00dev, MAC_CSR1, ®); + rt2x00_set_field16(®, MAC_CSR1_SOFT_RESET, 1); + rt2x00_set_field16(®, MAC_CSR1_BBP_RESET, 1); + rt2x00_set_field16(®, MAC_CSR1_HOST_READY, 0); + rt2500usb_register_write(rt2x00dev, MAC_CSR1, reg); + + rt2500usb_register_read(rt2x00dev, MAC_CSR1, ®); + rt2x00_set_field16(®, MAC_CSR1_SOFT_RESET, 0); + rt2x00_set_field16(®, MAC_CSR1_BBP_RESET, 0); + rt2x00_set_field16(®, MAC_CSR1_HOST_READY, 0); + rt2500usb_register_write(rt2x00dev, MAC_CSR1, reg); + + rt2500usb_register_read(rt2x00dev, TXRX_CSR5, ®); + rt2x00_set_field16(®, TXRX_CSR5_BBP_ID0, 13); + rt2x00_set_field16(®, TXRX_CSR5_BBP_ID0_VALID, 1); + rt2x00_set_field16(®, TXRX_CSR5_BBP_ID1, 12); + rt2x00_set_field16(®, TXRX_CSR5_BBP_ID1_VALID, 1); + rt2500usb_register_write(rt2x00dev, TXRX_CSR5, reg); + + rt2500usb_register_read(rt2x00dev, TXRX_CSR6, ®); + rt2x00_set_field16(®, TXRX_CSR6_BBP_ID0, 10); + rt2x00_set_field16(®, TXRX_CSR6_BBP_ID0_VALID, 1); + rt2x00_set_field16(®, TXRX_CSR6_BBP_ID1, 11); + rt2x00_set_field16(®, TXRX_CSR6_BBP_ID1_VALID, 1); + rt2500usb_register_write(rt2x00dev, TXRX_CSR6, reg); + + rt2500usb_register_read(rt2x00dev, TXRX_CSR7, ®); + rt2x00_set_field16(®, TXRX_CSR7_BBP_ID0, 7); + rt2x00_set_field16(®, TXRX_CSR7_BBP_ID0_VALID, 1); + rt2x00_set_field16(®, TXRX_CSR7_BBP_ID1, 6); + rt2x00_set_field16(®, TXRX_CSR7_BBP_ID1_VALID, 1); + rt2500usb_register_write(rt2x00dev, TXRX_CSR7, reg); + + rt2500usb_register_read(rt2x00dev, TXRX_CSR8, ®); + rt2x00_set_field16(®, TXRX_CSR8_BBP_ID0, 5); + rt2x00_set_field16(®, TXRX_CSR8_BBP_ID0_VALID, 1); + rt2x00_set_field16(®, TXRX_CSR8_BBP_ID1, 0); + rt2x00_set_field16(®, TXRX_CSR8_BBP_ID1_VALID, 0); + rt2500usb_register_write(rt2x00dev, TXRX_CSR8, reg); + rt2500usb_register_write(rt2x00dev, TXRX_CSR21, 0xe78f); rt2500usb_register_write(rt2x00dev, MAC_CSR9, 0xff1d); if (rt2x00dev->ops->lib->set_device_state(rt2x00dev, STATE_AWAKE)) return -EBUSY; - rt2500usb_register_write(rt2x00dev, MAC_CSR1, 0x0004); + rt2500usb_register_read(rt2x00dev, MAC_CSR1, ®); + rt2x00_set_field16(®, MAC_CSR1_SOFT_RESET, 0); + rt2x00_set_field16(®, MAC_CSR1_BBP_RESET, 0); + rt2x00_set_field16(®, MAC_CSR1_HOST_READY, 1); + rt2500usb_register_write(rt2x00dev, MAC_CSR1, reg); if (rt2x00_rev(&rt2x00dev->chip) >= RT2570_VERSION_C) { rt2500usb_register_read(rt2x00dev, PHY_CSR2, ®); @@ -794,27 +766,28 @@ static int rt2500usb_init_registers(struct rt2x00_dev *rt2x00dev) rt2500usb_register_write(rt2x00dev, MAC_CSR15, 0x01ee); rt2500usb_register_write(rt2x00dev, MAC_CSR16, 0x0000); + rt2500usb_register_read(rt2x00dev, MAC_CSR8, ®); + rt2x00_set_field16(®, MAC_CSR8_MAX_FRAME_UNIT, + rt2x00dev->rx->data_size); + rt2500usb_register_write(rt2x00dev, MAC_CSR8, reg); + rt2500usb_register_read(rt2x00dev, TXRX_CSR0, ®); rt2x00_set_field16(®, TXRX_CSR0_IV_OFFSET, IEEE80211_HEADER); rt2x00_set_field16(®, TXRX_CSR0_KEY_ID, 0xff); rt2500usb_register_write(rt2x00dev, TXRX_CSR0, reg); - rt2500usb_register_read(rt2x00dev, MAC_CSR8, ®); - rt2x00_set_field16(®, MAC_CSR8_MAX_FRAME_UNIT, - rt2x00dev->rx->data_size); - rt2500usb_register_write(rt2x00dev, MAC_CSR8, reg); - rt2500usb_register_read(rt2x00dev, MAC_CSR18, ®); - rt2x00_set_field16(®, MAC_CSR18_DELAY_AFTER_BEACON, 0x5a); + rt2x00_set_field16(®, MAC_CSR18_DELAY_AFTER_BEACON, 90); rt2500usb_register_write(rt2x00dev, MAC_CSR18, reg); + rt2500usb_register_read(rt2x00dev, PHY_CSR4, ®); + rt2x00_set_field16(®, PHY_CSR4_LOW_RF_LE, 1); + rt2500usb_register_write(rt2x00dev, PHY_CSR4, reg); + rt2500usb_register_read(rt2x00dev, TXRX_CSR1, ®); rt2x00_set_field16(®, TXRX_CSR1_AUTO_SEQUENCE, 1); rt2500usb_register_write(rt2x00dev, TXRX_CSR1, reg); - rt2500usb_register_read(rt2x00dev, PHY_CSR4, ®); - rt2500usb_register_write(rt2x00dev, PHY_CSR4, reg | 0x0001); - return 0; } @@ -842,7 +815,6 @@ continue_csr_init: rt2500usb_bbp_write(rt2x00dev, 14, 0x1c); rt2500usb_bbp_write(rt2x00dev, 15, 0x30); rt2500usb_bbp_write(rt2x00dev, 16, 0xac); - rt2500usb_bbp_write(rt2x00dev, 17, 0x48); rt2500usb_bbp_write(rt2x00dev, 18, 0x18); rt2500usb_bbp_write(rt2x00dev, 19, 0xff); rt2500usb_bbp_write(rt2x00dev, 20, 0x1e); @@ -878,28 +850,12 @@ continue_csr_init: reg_id = rt2x00_get_field16(eeprom, EEPROM_BBP_REG_ID); value = rt2x00_get_field16(eeprom, EEPROM_BBP_VALUE); DEBUG(rt2x00dev, "BBP: 0x%02x, value: 0x%02x.\n", - reg_id, value); + reg_id, value); rt2500usb_bbp_write(rt2x00dev, reg_id, value); } } DEBUG(rt2x00dev, "...End initialization from EEPROM.\n"); - rt2x00_eeprom_read(rt2x00dev, EEPROM_BBPTUNE_R24, &eeprom); - value = rt2x00_get_field16(eeprom, EEPROM_BBPTUNE_R24_LOW); - rt2500usb_bbp_write(rt2x00dev, 24, value); - - rt2x00_eeprom_read(rt2x00dev, EEPROM_BBPTUNE_R25, &eeprom); - value = rt2x00_get_field16(eeprom, EEPROM_BBPTUNE_R25_LOW); - rt2500usb_bbp_write(rt2x00dev, 25, value); - - rt2x00_eeprom_read(rt2x00dev, EEPROM_BBPTUNE_R61, &eeprom); - value = rt2x00_get_field16(eeprom, EEPROM_BBPTUNE_R61_LOW); - rt2500usb_bbp_write(rt2x00dev, 61, value); - - rt2x00_eeprom_read(rt2x00dev, EEPROM_BBPTUNE_VGC, &eeprom); - value = rt2x00_get_field16(eeprom, EEPROM_BBPTUNE_VGCUPPER); - rt2500usb_bbp_write(rt2x00dev, 17, value); - return 0; } @@ -907,13 +863,13 @@ continue_csr_init: * Device state switch handlers. */ static void rt2500usb_toggle_rx(struct rt2x00_dev *rt2x00dev, - enum dev_state state) + enum dev_state state) { u16 reg; rt2500usb_register_read(rt2x00dev, TXRX_CSR2, ®); rt2x00_set_field16(®, TXRX_CSR2_DISABLE_RX, - state == STATE_RADIO_RX_OFF); + state == STATE_RADIO_RX_OFF); rt2500usb_register_write(rt2x00dev, TXRX_CSR2, reg); } @@ -957,7 +913,7 @@ static void rt2500usb_disable_radio(struct rt2x00_dev *rt2x00dev) } static int rt2500usb_set_state(struct rt2x00_dev *rt2x00dev, - enum dev_state state) + enum dev_state state) { u16 reg; u16 reg2; @@ -992,36 +948,36 @@ static int rt2500usb_set_state(struct rt2x00_dev *rt2x00dev, } NOTICE(rt2x00dev, "Device failed to enter state %d, " - "current device state: bbp %d and rf %d.\n", - state, bbp_state, rf_state); + "current device state: bbp %d and rf %d.\n", + state, bbp_state, rf_state); return -EBUSY; } static int rt2500usb_set_device_state(struct rt2x00_dev *rt2x00dev, - enum dev_state state) + enum dev_state state) { int retval = 0; switch (state) { - case STATE_RADIO_ON: - retval = rt2500usb_enable_radio(rt2x00dev); + case STATE_RADIO_ON: + retval = rt2500usb_enable_radio(rt2x00dev); break; - case STATE_RADIO_OFF: - rt2500usb_disable_radio(rt2x00dev); + case STATE_RADIO_OFF: + rt2500usb_disable_radio(rt2x00dev); break; - case STATE_RADIO_RX_ON: - case STATE_RADIO_RX_OFF: - rt2500usb_toggle_rx(rt2x00dev, state); + case STATE_RADIO_RX_ON: + case STATE_RADIO_RX_OFF: + rt2500usb_toggle_rx(rt2x00dev, state); break; - case STATE_DEEP_SLEEP: - case STATE_SLEEP: - case STATE_STANDBY: - case STATE_AWAKE: - retval = rt2500usb_set_state(rt2x00dev, state); + case STATE_DEEP_SLEEP: + case STATE_SLEEP: + case STATE_STANDBY: + case STATE_AWAKE: + retval = rt2500usb_set_state(rt2x00dev, state); break; - default: - retval = -ENOTSUPP; + default: + retval = -ENOTSUPP; break; } @@ -1032,9 +988,11 @@ static int rt2500usb_set_device_state(struct rt2x00_dev *rt2x00dev, * TX descriptor initialization */ static void rt2500usb_write_tx_desc(struct rt2x00_dev *rt2x00dev, - struct data_entry *entry, struct data_desc *txd, - struct data_entry_desc *desc, struct ieee80211_hdr *ieee80211hdr, - unsigned int length, struct ieee80211_tx_control *control) + struct data_desc *txd, + struct txdata_entry_desc *desc, + struct ieee80211_hdr *ieee80211hdr, + unsigned int length, + struct ieee80211_tx_control *control) { u32 word; @@ -1043,9 +1001,9 @@ static void rt2500usb_write_tx_desc(struct rt2x00_dev *rt2x00dev, */ rt2x00_desc_read(txd, 1, &word); rt2x00_set_field32(&word, TXD_W1_IV_OFFSET, IEEE80211_HEADER); - rt2x00_set_field32(&word, TXD_W1_AIFS, entry->ring->tx_params.aifs); - rt2x00_set_field32(&word, TXD_W1_CWMIN, entry->ring->tx_params.cw_min); - rt2x00_set_field32(&word, TXD_W1_CWMAX, entry->ring->tx_params.cw_max); + rt2x00_set_field32(&word, TXD_W1_AIFS, desc->aifs); + rt2x00_set_field32(&word, TXD_W1_CWMIN, desc->cw_min); + rt2x00_set_field32(&word, TXD_W1_CWMAX, desc->cw_max); rt2x00_desc_write(txd, 1, word); rt2x00_desc_read(txd, 2, &word); @@ -1058,25 +1016,41 @@ static void rt2500usb_write_tx_desc(struct rt2x00_dev *rt2x00dev, rt2x00_desc_read(txd, 0, &word); rt2x00_set_field32(&word, TXD_W0_RETRY_LIMIT, control->retry_limit); rt2x00_set_field32(&word, TXD_W0_MORE_FRAG, - test_bit(ENTRY_TXD_MORE_FRAG, &entry->flags)); + test_bit(ENTRY_TXD_MORE_FRAG, &desc->flags)); rt2x00_set_field32(&word, TXD_W0_ACK, - test_bit(ENTRY_TXD_REQ_ACK, &entry->flags)); + !(control->flags & IEEE80211_TXCTL_NO_ACK)); rt2x00_set_field32(&word, TXD_W0_TIMESTAMP, - test_bit(ENTRY_TXD_REQ_TIMESTAMP, &entry->flags)); + test_bit(ENTRY_TXD_REQ_TIMESTAMP, &desc->flags)); rt2x00_set_field32(&word, TXD_W0_OFDM, - test_bit(ENTRY_TXD_OFDM_RATE, &entry->flags)); + test_bit(ENTRY_TXD_OFDM_RATE, &desc->flags)); rt2x00_set_field32(&word, TXD_W0_NEW_SEQ, - control->flags & IEEE80211_TXCTL_FIRST_FRAGMENT); + !!(control->flags & IEEE80211_TXCTL_FIRST_FRAGMENT)); rt2x00_set_field32(&word, TXD_W0_IFS, desc->ifs); rt2x00_set_field32(&word, TXD_W0_DATABYTE_COUNT, length); rt2x00_set_field32(&word, TXD_W0_CIPHER, CIPHER_NONE); rt2x00_desc_write(txd, 0, word); } +static int rt2500usb_get_tx_data_len(struct rt2x00_dev *rt2x00dev, + struct sk_buff *skb) +{ + int length; + + /* + * The length _must_ be a multiple of 2, + * but it must _not_ be a multiple of the USB packet size. + */ + length = roundup(skb->len, 2); + length += (2 * !(length % rt2x00dev->usb_maxpacket)); + + return length; +} + /* * TX data initialization */ -static void rt2500usb_kick_tx_queue(struct rt2x00_dev *rt2x00dev, int queue) +static void rt2500usb_kick_tx_queue(struct rt2x00_dev *rt2x00dev, + unsigned int queue) { u16 reg; @@ -1102,68 +1076,88 @@ static void rt2500usb_kick_tx_queue(struct rt2x00_dev *rt2x00dev, int queue) /* * RX control handlers */ -static int rt2500usb_fill_rxdone(struct data_entry *entry, - int *signal, int *rssi, int *ofdm) +static void rt2500usb_fill_rxdone(struct data_entry *entry, + struct rxdata_entry_desc *desc) { struct urb *urb = entry->priv; - struct data_desc *rxd = (struct data_desc*)(entry->skb->data + - (urb->actual_length - entry->ring->desc_size)); + struct data_desc *rxd = (struct data_desc *)(entry->skb->data + + (urb->actual_length - + entry->ring->desc_size)); u32 word0; u32 word1; rt2x00_desc_read(rxd, 0, &word0); rt2x00_desc_read(rxd, 1, &word1); - /* - * TODO: Don't we need to keep statistics - * updated about these errors? - */ - if (rt2x00_get_field32(word0, RXD_W0_CRC) || - rt2x00_get_field32(word0, RXD_W0_PHYSICAL_ERROR)) - return -EINVAL; + desc->flags = 0; + if (rt2x00_get_field32(word0, RXD_W0_CRC_ERROR)) + desc->flags |= RX_FLAG_FAILED_FCS_CRC; + if (rt2x00_get_field32(word0, RXD_W0_PHYSICAL_ERROR)) + desc->flags |= RX_FLAG_FAILED_PLCP_CRC; /* * Obtain the status about this packet. */ - *signal = rt2x00_get_field32(word1, RXD_W1_SIGNAL); - *rssi = rt2x00_get_field32(word1, RXD_W1_RSSI) - - entry->ring->rt2x00dev->rssi_offset; - *ofdm = rt2x00_get_field32(word0, RXD_W0_OFDM); + desc->signal = rt2x00_get_field32(word1, RXD_W1_SIGNAL); + desc->rssi = rt2x00_get_field32(word1, RXD_W1_RSSI) - + entry->ring->rt2x00dev->rssi_offset; + desc->ofdm = rt2x00_get_field32(word0, RXD_W0_OFDM); + desc->size = rt2x00_get_field32(word0, RXD_W0_DATABYTE_COUNT); + + return; +} + +/* + * Interrupt functions. + */ +static void rt2500usb_beacondone(struct urb *urb) +{ + struct data_entry *entry = (struct data_entry *)urb->context; + struct data_ring *ring = entry->ring; + + if (!test_bit(DEVICE_ENABLED_RADIO, &ring->rt2x00dev->flags)) + return; /* - * rt2570 includes the FCS, so fix data length accordingly. + * Check if this was the guardian beacon, + * if that was the case we need to send the real beacon now. + * Otherwise we should free the sk_buffer, the device + * should be doing the rest of the work now. */ - return rt2x00_get_field32(word0, RXD_W0_DATABYTE_COUNT) - FCS_LEN; + if (ring->index == 1) { + rt2x00_ring_index_done_inc(ring); + entry = rt2x00_get_data_entry(ring); + usb_submit_urb(entry->priv, GFP_ATOMIC); + rt2x00_ring_index_inc(ring); + } else if (ring->index_done == 1) { + entry = rt2x00_get_data_entry_done(ring); + if (entry->skb) { + dev_kfree_skb(entry->skb); + entry->skb = NULL; + } + rt2x00_ring_index_done_inc(ring); + } } /* - * Device initialization functions. + * Device probe functions. */ -static int rt2500usb_alloc_eeprom(struct rt2x00_dev *rt2x00dev) +static int rt2500usb_validate_eeprom(struct rt2x00_dev *rt2x00dev) { u16 word; u8 *mac; - /* - * Allocate the eeprom memory, check the eeprom width - * and copy the entire eeprom into this allocated memory. - */ - rt2x00dev->eeprom = kzalloc(EEPROM_SIZE, GFP_KERNEL); - if (!rt2x00dev->eeprom) - return -ENOMEM; - - rt2x00usb_vendor_request( - rt2x00dev, USB_EEPROM_READ, USB_VENDOR_REQUEST_IN, - EEPROM_BASE, 0x00, rt2x00dev->eeprom, EEPROM_SIZE, - REGISTER_TIMEOUT * (EEPROM_SIZE / sizeof(u16))); + rt2x00usb_eeprom_read(rt2x00dev, rt2x00dev->eeprom, EEPROM_SIZE); /* * Start validation of the data that has been read. */ mac = rt2x00_eeprom_addr(rt2x00dev, EEPROM_MAC_ADDR_0); if (!is_valid_ether_addr(mac)) { + DECLARE_MAC_BUF(macbuf); + random_ether_addr(mac); - EEPROM(rt2x00dev, "MAC: " MAC_FMT "\n", MAC_ARG(mac)); + EEPROM(rt2x00dev, "MAC: %s\n", print_mac(macbuf, mac)); } rt2x00_eeprom_read(rt2x00dev, EEPROM_ANTENNA, &word); @@ -1191,7 +1185,7 @@ static int rt2500usb_alloc_eeprom(struct rt2x00_dev *rt2x00dev) rt2x00_eeprom_read(rt2x00dev, EEPROM_CALIBRATE_OFFSET, &word); if (word == 0xffff) { rt2x00_set_field16(&word, EEPROM_CALIBRATE_OFFSET_RSSI, - DEFAULT_RSSI_OFFSET); + DEFAULT_RSSI_OFFSET); rt2x00_eeprom_write(rt2x00dev, EEPROM_CALIBRATE_OFFSET, word); EEPROM(rt2x00dev, "Calibrate offset: 0x%04x\n", word); } @@ -1263,6 +1257,11 @@ static int rt2500usb_init_eeprom(struct rt2x00_dev *rt2x00dev) rt2500usb_register_read(rt2x00dev, MAC_CSR0, ®); rt2x00_set_chip(rt2x00dev, RT2570, value, reg); + if (!rt2x00_check_rev(&rt2x00dev->chip, 0)) { + ERROR(rt2x00dev, "Invalid RT chipset detected.\n"); + return -ENODEV; + } + if (!rt2x00_rf(&rt2x00dev->chip, RF2522) && !rt2x00_rf(&rt2x00dev->chip, RF2523) && !rt2x00_rf(&rt2x00dev->chip, RF2524) && @@ -1276,16 +1275,16 @@ static int rt2500usb_init_eeprom(struct rt2x00_dev *rt2x00dev) /* * Identify default antenna configuration. */ - rt2x00dev->hw->conf.antenna_sel_tx = rt2x00_get_field16(eeprom, - EEPROM_ANTENNA_TX_DEFAULT); - rt2x00dev->hw->conf.antenna_sel_rx = rt2x00_get_field16(eeprom, - EEPROM_ANTENNA_RX_DEFAULT); + rt2x00dev->hw->conf.antenna_sel_tx = + rt2x00_get_field16(eeprom, EEPROM_ANTENNA_TX_DEFAULT); + rt2x00dev->hw->conf.antenna_sel_rx = + rt2x00_get_field16(eeprom, EEPROM_ANTENNA_RX_DEFAULT); /* * Store led mode, for correct led behaviour. */ - rt2x00dev->led_mode = rt2x00_get_field16(eeprom, - EEPROM_ANTENNA_LED_MODE); + rt2x00dev->led_mode = + rt2x00_get_field16(eeprom, EEPROM_ANTENNA_LED_MODE); /* * Check if the BBP tuning should be disabled. @@ -1299,69 +1298,167 @@ static int rt2500usb_init_eeprom(struct rt2x00_dev *rt2x00dev) */ rt2x00_eeprom_read(rt2x00dev, EEPROM_CALIBRATE_OFFSET, &eeprom); rt2x00dev->rssi_offset = - rt2x00_get_field16(eeprom, EEPROM_CALIBRATE_OFFSET_RSSI); + rt2x00_get_field16(eeprom, EEPROM_CALIBRATE_OFFSET_RSSI); return 0; } -static const struct { - unsigned int chip; - u32 val[3]; -} rf_vals[] = { - { RF2522, { 0x00002050, 0x00000101, 0x00000000 } }, - { RF2523, { 0x00022010, 0x000e0111, 0x00000a1b } }, - { RF2524, { 0x00032020, 0x00000101, 0x00000a1b } }, - { RF2525, { 0x00022020, 0x00060111, 0x00000a1b } }, - { RF2525E, { 0x00022010, 0x00060111, 0x00000000 } }, - { RF5222, { 0x00000000, 0x00000101, 0x00000000 } } +/* + * RF value list for RF2522 + * Supports: 2.4 GHz + */ +static const struct rf_channel rf_vals_bg_2522[] = { + { 1, 0x00002050, 0x000c1fda, 0x00000101, 0 }, + { 2, 0x00002050, 0x000c1fee, 0x00000101, 0 }, + { 3, 0x00002050, 0x000c2002, 0x00000101, 0 }, + { 4, 0x00002050, 0x000c2016, 0x00000101, 0 }, + { 5, 0x00002050, 0x000c202a, 0x00000101, 0 }, + { 6, 0x00002050, 0x000c203e, 0x00000101, 0 }, + { 7, 0x00002050, 0x000c2052, 0x00000101, 0 }, + { 8, 0x00002050, 0x000c2066, 0x00000101, 0 }, + { 9, 0x00002050, 0x000c207a, 0x00000101, 0 }, + { 10, 0x00002050, 0x000c208e, 0x00000101, 0 }, + { 11, 0x00002050, 0x000c20a2, 0x00000101, 0 }, + { 12, 0x00002050, 0x000c20b6, 0x00000101, 0 }, + { 13, 0x00002050, 0x000c20ca, 0x00000101, 0 }, + { 14, 0x00002050, 0x000c20fa, 0x00000101, 0 }, }; /* - * RF value list for RF2522 + * RF value list for RF2523 * Supports: 2.4 GHz */ -static const u32 rf_vals_bg_2522[] = { - 0x000c1fda, 0x000c1fee, 0x000c2002, 0x000c2016, 0x000c202a, - 0x000c203e, 0x000c2052, 0x000c2066, 0x000c207a, 0x000c208e, - 0x000c20a2, 0x000c20b6, 0x000c20ca, 0x000c20fa +static const struct rf_channel rf_vals_bg_2523[] = { + { 1, 0x00022010, 0x00000c9e, 0x000e0111, 0x00000a1b }, + { 2, 0x00022010, 0x00000ca2, 0x000e0111, 0x00000a1b }, + { 3, 0x00022010, 0x00000ca6, 0x000e0111, 0x00000a1b }, + { 4, 0x00022010, 0x00000caa, 0x000e0111, 0x00000a1b }, + { 5, 0x00022010, 0x00000cae, 0x000e0111, 0x00000a1b }, + { 6, 0x00022010, 0x00000cb2, 0x000e0111, 0x00000a1b }, + { 7, 0x00022010, 0x00000cb6, 0x000e0111, 0x00000a1b }, + { 8, 0x00022010, 0x00000cba, 0x000e0111, 0x00000a1b }, + { 9, 0x00022010, 0x00000cbe, 0x000e0111, 0x00000a1b }, + { 10, 0x00022010, 0x00000d02, 0x000e0111, 0x00000a1b }, + { 11, 0x00022010, 0x00000d06, 0x000e0111, 0x00000a1b }, + { 12, 0x00022010, 0x00000d0a, 0x000e0111, 0x00000a1b }, + { 13, 0x00022010, 0x00000d0e, 0x000e0111, 0x00000a1b }, + { 14, 0x00022010, 0x00000d1a, 0x000e0111, 0x00000a03 }, }; /* - * RF value list for RF2523, RF2524 & RF2525 + * RF value list for RF2524 * Supports: 2.4 GHz */ -static const u32 rf_vals_bg_252x[] = { - 0x00000c9e, 0x00000ca2, 0x00000ca6, 0x00000caa, 0x00000cae, - 0x00000cb2, 0x00000cb6, 0x00000cba, 0x00000cbe, 0x00000d02, - 0x00000d06, 0x00000d0a, 0x00000d0e, 0x00000d1a +static const struct rf_channel rf_vals_bg_2524[] = { + { 1, 0x00032020, 0x00000c9e, 0x00000101, 0x00000a1b }, + { 2, 0x00032020, 0x00000ca2, 0x00000101, 0x00000a1b }, + { 3, 0x00032020, 0x00000ca6, 0x00000101, 0x00000a1b }, + { 4, 0x00032020, 0x00000caa, 0x00000101, 0x00000a1b }, + { 5, 0x00032020, 0x00000cae, 0x00000101, 0x00000a1b }, + { 6, 0x00032020, 0x00000cb2, 0x00000101, 0x00000a1b }, + { 7, 0x00032020, 0x00000cb6, 0x00000101, 0x00000a1b }, + { 8, 0x00032020, 0x00000cba, 0x00000101, 0x00000a1b }, + { 9, 0x00032020, 0x00000cbe, 0x00000101, 0x00000a1b }, + { 10, 0x00032020, 0x00000d02, 0x00000101, 0x00000a1b }, + { 11, 0x00032020, 0x00000d06, 0x00000101, 0x00000a1b }, + { 12, 0x00032020, 0x00000d0a, 0x00000101, 0x00000a1b }, + { 13, 0x00032020, 0x00000d0e, 0x00000101, 0x00000a1b }, + { 14, 0x00032020, 0x00000d1a, 0x00000101, 0x00000a03 }, }; /* - * RF value list for RF2525E + * RF value list for RF2525 * Supports: 2.4 GHz */ -static const u32 rf_vals_bg_2525e[] = { - 0x0000089a, 0x0000089e, 0x0000089e, 0x000008a2, 0x000008a2, - 0x000008a6, 0x000008a6, 0x000008aa, 0x000008aa, 0x000008ae, - 0x000008ae, 0x000008b2, 0x000008b2, 0x000008b6 +static const struct rf_channel rf_vals_bg_2525[] = { + { 1, 0x00022020, 0x00080c9e, 0x00060111, 0x00000a1b }, + { 2, 0x00022020, 0x00080ca2, 0x00060111, 0x00000a1b }, + { 3, 0x00022020, 0x00080ca6, 0x00060111, 0x00000a1b }, + { 4, 0x00022020, 0x00080caa, 0x00060111, 0x00000a1b }, + { 5, 0x00022020, 0x00080cae, 0x00060111, 0x00000a1b }, + { 6, 0x00022020, 0x00080cb2, 0x00060111, 0x00000a1b }, + { 7, 0x00022020, 0x00080cb6, 0x00060111, 0x00000a1b }, + { 8, 0x00022020, 0x00080cba, 0x00060111, 0x00000a1b }, + { 9, 0x00022020, 0x00080cbe, 0x00060111, 0x00000a1b }, + { 10, 0x00022020, 0x00080d02, 0x00060111, 0x00000a1b }, + { 11, 0x00022020, 0x00080d06, 0x00060111, 0x00000a1b }, + { 12, 0x00022020, 0x00080d0a, 0x00060111, 0x00000a1b }, + { 13, 0x00022020, 0x00080d0e, 0x00060111, 0x00000a1b }, + { 14, 0x00022020, 0x00080d1a, 0x00060111, 0x00000a03 }, +}; + +/* + * RF value list for RF2525e + * Supports: 2.4 GHz + */ +static const struct rf_channel rf_vals_bg_2525e[] = { + { 1, 0x00022010, 0x0000089a, 0x00060111, 0x00000e1b }, + { 2, 0x00022010, 0x0000089e, 0x00060111, 0x00000e07 }, + { 3, 0x00022010, 0x0000089e, 0x00060111, 0x00000e1b }, + { 4, 0x00022010, 0x000008a2, 0x00060111, 0x00000e07 }, + { 5, 0x00022010, 0x000008a2, 0x00060111, 0x00000e1b }, + { 6, 0x00022010, 0x000008a6, 0x00060111, 0x00000e07 }, + { 7, 0x00022010, 0x000008a6, 0x00060111, 0x00000e1b }, + { 8, 0x00022010, 0x000008aa, 0x00060111, 0x00000e07 }, + { 9, 0x00022010, 0x000008aa, 0x00060111, 0x00000e1b }, + { 10, 0x00022010, 0x000008ae, 0x00060111, 0x00000e07 }, + { 11, 0x00022010, 0x000008ae, 0x00060111, 0x00000e1b }, + { 12, 0x00022010, 0x000008b2, 0x00060111, 0x00000e07 }, + { 13, 0x00022010, 0x000008b2, 0x00060111, 0x00000e1b }, + { 14, 0x00022010, 0x000008b6, 0x00060111, 0x00000e23 }, }; /* * RF value list for RF5222 * Supports: 2.4 GHz & 5.2 GHz */ -static const u32 rf_vals_abg_5222[] = { - 0x00001136, 0x0000113a, 0x0000113e, 0x00001182, 0x00001186, - 0x0000118a, 0x0000118e, 0x00001192, 0x00001196, 0x0000119a, - 0x0000119e, 0x000011a2, 0x000011a6, 0x000011ae, 0x0001889a, - 0x0001889a, 0x0001889e, 0x000188a2, 0x000188a6, 0x000188aa, - 0x000188ae, 0x000188b2, 0x00008802, 0x00008806, 0x0000880a, - 0x0000880e, 0x00008812, 0x00008816, 0x0000881a, 0x0000881e, - 0x00008822, 0x00008826, 0x0000882a, 0x000090a6, 0x000090ae, - 0x000090b6, 0x000090be +static const struct rf_channel rf_vals_5222[] = { + { 1, 0x00022020, 0x00001136, 0x00000101, 0x00000a0b }, + { 2, 0x00022020, 0x0000113a, 0x00000101, 0x00000a0b }, + { 3, 0x00022020, 0x0000113e, 0x00000101, 0x00000a0b }, + { 4, 0x00022020, 0x00001182, 0x00000101, 0x00000a0b }, + { 5, 0x00022020, 0x00001186, 0x00000101, 0x00000a0b }, + { 6, 0x00022020, 0x0000118a, 0x00000101, 0x00000a0b }, + { 7, 0x00022020, 0x0000118e, 0x00000101, 0x00000a0b }, + { 8, 0x00022020, 0x00001192, 0x00000101, 0x00000a0b }, + { 9, 0x00022020, 0x00001196, 0x00000101, 0x00000a0b }, + { 10, 0x00022020, 0x0000119a, 0x00000101, 0x00000a0b }, + { 11, 0x00022020, 0x0000119e, 0x00000101, 0x00000a0b }, + { 12, 0x00022020, 0x000011a2, 0x00000101, 0x00000a0b }, + { 13, 0x00022020, 0x000011a6, 0x00000101, 0x00000a0b }, + { 14, 0x00022020, 0x000011ae, 0x00000101, 0x00000a1b }, + + /* 802.11 UNI / HyperLan 2 */ + { 36, 0x00022010, 0x00018896, 0x00000101, 0x00000a1f }, + { 40, 0x00022010, 0x0001889a, 0x00000101, 0x00000a1f }, + { 44, 0x00022010, 0x0001889e, 0x00000101, 0x00000a1f }, + { 48, 0x00022010, 0x000188a2, 0x00000101, 0x00000a1f }, + { 52, 0x00022010, 0x000188a6, 0x00000101, 0x00000a1f }, + { 66, 0x00022010, 0x000188aa, 0x00000101, 0x00000a1f }, + { 60, 0x00022010, 0x000188ae, 0x00000101, 0x00000a1f }, + { 64, 0x00022010, 0x000188b2, 0x00000101, 0x00000a1f }, + + /* 802.11 HyperLan 2 */ + { 100, 0x00022010, 0x00008802, 0x00000101, 0x00000a0f }, + { 104, 0x00022010, 0x00008806, 0x00000101, 0x00000a0f }, + { 108, 0x00022010, 0x0000880a, 0x00000101, 0x00000a0f }, + { 112, 0x00022010, 0x0000880e, 0x00000101, 0x00000a0f }, + { 116, 0x00022010, 0x00008812, 0x00000101, 0x00000a0f }, + { 120, 0x00022010, 0x00008816, 0x00000101, 0x00000a0f }, + { 124, 0x00022010, 0x0000881a, 0x00000101, 0x00000a0f }, + { 128, 0x00022010, 0x0000881e, 0x00000101, 0x00000a0f }, + { 132, 0x00022010, 0x00008822, 0x00000101, 0x00000a0f }, + { 136, 0x00022010, 0x00008826, 0x00000101, 0x00000a0f }, + + /* 802.11 UNII */ + { 140, 0x00022010, 0x0000882a, 0x00000101, 0x00000a0f }, + { 149, 0x00022020, 0x000090a6, 0x00000101, 0x00000a07 }, + { 153, 0x00022020, 0x000090ae, 0x00000101, 0x00000a07 }, + { 157, 0x00022020, 0x000090b6, 0x00000101, 0x00000a07 }, + { 161, 0x00022020, 0x000090be, 0x00000101, 0x00000a07 }, }; -static void rt2500usb_init_hw_mode(struct rt2x00_dev *rt2x00dev) +static void rt2500usb_probe_hw_mode(struct rt2x00_dev *rt2x00dev) { struct hw_mode_spec *spec = &rt2x00dev->spec; u8 *txpower; @@ -1370,32 +1467,19 @@ static void rt2500usb_init_hw_mode(struct rt2x00_dev *rt2x00dev) /* * Initialize all hw fields. */ - rt2x00dev->hw->flags = IEEE80211_HW_HOST_GEN_BEACON_TEMPLATE | - IEEE80211_HW_HOST_BROADCAST_PS_BUFFERING | - IEEE80211_HW_WEP_INCLUDE_IV | - IEEE80211_HW_DATA_NULLFUNC_ACK | - IEEE80211_HW_NO_TKIP_WMM_HWACCEL | - IEEE80211_HW_MONITOR_DURING_OPER | - IEEE80211_HW_NO_PROBE_FILTERING; + rt2x00dev->hw->flags = + IEEE80211_HW_HOST_GEN_BEACON_TEMPLATE | + IEEE80211_HW_RX_INCLUDES_FCS | + IEEE80211_HW_HOST_BROADCAST_PS_BUFFERING; rt2x00dev->hw->extra_tx_headroom = TXD_DESC_SIZE; + rt2x00dev->hw->max_signal = MAX_SIGNAL; rt2x00dev->hw->max_rssi = MAX_RX_SSI; - rt2x00dev->hw->max_noise = MAX_RX_NOISE; rt2x00dev->hw->queues = 2; SET_IEEE80211_DEV(rt2x00dev->hw, &rt2x00dev_usb(rt2x00dev)->dev); SET_IEEE80211_PERM_ADDR(rt2x00dev->hw, - rt2x00_eeprom_addr(rt2x00dev, EEPROM_MAC_ADDR_0)); - - /* - * Set device specific, but channel independent RF values. - */ - for (i = 0; i < ARRAY_SIZE(rf_vals); i++) { - if (rt2x00_rf(&rt2x00dev->chip, rf_vals[i].chip)) { - rt2x00dev->rf1 = rf_vals[i].val[0]; - rt2x00dev->rf3 = rf_vals[i].val[1]; - rt2x00dev->rf4 = rf_vals[i].val[2]; - } - } + rt2x00_eeprom_addr(rt2x00dev, + EEPROM_MAC_ADDR_0)); /* * Convert tx_power array in eeprom. @@ -1409,38 +1493,40 @@ static void rt2500usb_init_hw_mode(struct rt2x00_dev *rt2x00dev) */ spec->num_modes = 2; spec->num_rates = 12; - spec->num_channels = 14; spec->tx_power_a = NULL; spec->tx_power_bg = txpower; spec->tx_power_default = DEFAULT_TXPOWER; - spec->chan_val_a = NULL; - - if (rt2x00_rf(&rt2x00dev->chip, RF2522)) - spec->chan_val_bg = rf_vals_bg_2522; - else if (rt2x00_rf(&rt2x00dev->chip, RF2523) || - rt2x00_rf(&rt2x00dev->chip, RF2524) || - rt2x00_rf(&rt2x00dev->chip, RF2525)) - spec->chan_val_bg = rf_vals_bg_252x; - else if (rt2x00_rf(&rt2x00dev->chip, RF2525E)) - spec->chan_val_bg = rf_vals_bg_2525e; - else if (rt2x00_rf(&rt2x00dev->chip, RF5222)) - spec->chan_val_bg = rf_vals_abg_5222; - - if (rt2x00_rf(&rt2x00dev->chip, RF5222)) { + + if (rt2x00_rf(&rt2x00dev->chip, RF2522)) { + spec->num_channels = ARRAY_SIZE(rf_vals_bg_2522); + spec->channels = rf_vals_bg_2522; + } else if (rt2x00_rf(&rt2x00dev->chip, RF2523)) { + spec->num_channels = ARRAY_SIZE(rf_vals_bg_2523); + spec->channels = rf_vals_bg_2523; + } else if (rt2x00_rf(&rt2x00dev->chip, RF2524)) { + spec->num_channels = ARRAY_SIZE(rf_vals_bg_2524); + spec->channels = rf_vals_bg_2524; + } else if (rt2x00_rf(&rt2x00dev->chip, RF2525)) { + spec->num_channels = ARRAY_SIZE(rf_vals_bg_2525); + spec->channels = rf_vals_bg_2525; + } else if (rt2x00_rf(&rt2x00dev->chip, RF2525E)) { + spec->num_channels = ARRAY_SIZE(rf_vals_bg_2525e); + spec->channels = rf_vals_bg_2525e; + } else if (rt2x00_rf(&rt2x00dev->chip, RF5222)) { + spec->num_channels = ARRAY_SIZE(rf_vals_5222); + spec->channels = rf_vals_5222; spec->num_modes = 3; - spec->num_channels += 23; - spec->chan_val_a = &rf_vals_abg_5222[14]; } } -static int rt2500usb_init_hw(struct rt2x00_dev *rt2x00dev) +static int rt2500usb_probe_hw(struct rt2x00_dev *rt2x00dev) { int retval; /* * Allocate eeprom data. */ - retval = rt2500usb_alloc_eeprom(rt2x00dev); + retval = rt2500usb_validate_eeprom(rt2x00dev); if (retval) return retval; @@ -1451,12 +1537,17 @@ static int rt2500usb_init_hw(struct rt2x00_dev *rt2x00dev) /* * Initialize hw specifications. */ - rt2500usb_init_hw_mode(rt2x00dev); + rt2500usb_probe_hw_mode(rt2x00dev); /* - * This device supports ATIM + * This device requires the beacon ring */ - __set_bit(DEVICE_SUPPORT_ATIM, &rt2x00dev->flags); + __set_bit(DRIVER_REQUIRE_BEACON_RING, &rt2x00dev->flags); + + /* + * Set the rssi offset. + */ + rt2x00dev->rssi_offset = DEFAULT_RSSI_OFFSET; return 0; } @@ -1464,69 +1555,197 @@ static int rt2500usb_init_hw(struct rt2x00_dev *rt2x00dev) /* * IEEE80211 stack callback functions. */ -static int rt2500usb_get_stats(struct ieee80211_hw *hw, - struct ieee80211_low_level_stats *stats) +static void rt2500usb_configure_filter(struct ieee80211_hw *hw, + unsigned int changed_flags, + unsigned int *total_flags, + int mc_count, + struct dev_addr_list *mc_list) { struct rt2x00_dev *rt2x00dev = hw->priv; + struct interface *intf = &rt2x00dev->interface; u16 reg; /* - * Update FCS error count from register. - * The dot11ACKFailureCount, dot11RTSFailureCount and - * dot11RTSSuccessCount are updated in interrupt time. + * Mask off any flags we are going to ignore from + * the total_flags field. */ - rt2500usb_register_read(rt2x00dev, STA_CSR0, ®); - rt2x00dev->low_level_stats.dot11FCSErrorCount += - rt2x00_get_field16(reg, STA_CSR0_FCS_ERROR); + *total_flags &= + FIF_ALLMULTI | + FIF_FCSFAIL | + FIF_PLCPFAIL | + FIF_CONTROL | + FIF_OTHER_BSS | + FIF_PROMISC_IN_BSS; + + /* + * Apply some rules to the filters: + * - Some filters imply different filters to be set. + * - Some things we can't filter out at all. + * - Some filters are set based on interface type. + */ + if (mc_count) + *total_flags |= FIF_ALLMULTI; + if (*total_flags & FIF_OTHER_BSS || + *total_flags & FIF_PROMISC_IN_BSS) + *total_flags |= FIF_PROMISC_IN_BSS | FIF_OTHER_BSS; + if (is_interface_type(intf, IEEE80211_IF_TYPE_AP)) + *total_flags |= FIF_PROMISC_IN_BSS; + + /* + * Check if there is any work left for us. + */ + if (intf->filter == *total_flags) + return; + intf->filter = *total_flags; + + /* + * When in atomic context, reschedule and let rt2x00lib + * call this function again. + */ + if (in_atomic()) { + queue_work(rt2x00dev->hw->workqueue, &rt2x00dev->filter_work); + return; + } - memcpy(stats, &rt2x00dev->low_level_stats, sizeof(*stats)); + /* + * Start configuration steps. + * Note that the version error will always be dropped + * and broadcast frames will always be accepted since + * there is no filter for it at this time. + */ + rt2500usb_register_read(rt2x00dev, TXRX_CSR2, ®); + rt2x00_set_field16(®, TXRX_CSR2_DROP_CRC, + !(*total_flags & FIF_FCSFAIL)); + rt2x00_set_field16(®, TXRX_CSR2_DROP_PHYSICAL, + !(*total_flags & FIF_PLCPFAIL)); + rt2x00_set_field16(®, TXRX_CSR2_DROP_CONTROL, + !(*total_flags & FIF_CONTROL)); + rt2x00_set_field16(®, TXRX_CSR2_DROP_NOT_TO_ME, + !(*total_flags & FIF_PROMISC_IN_BSS)); + rt2x00_set_field16(®, TXRX_CSR2_DROP_TODS, + !(*total_flags & FIF_PROMISC_IN_BSS)); + rt2x00_set_field16(®, TXRX_CSR2_DROP_VERSION_ERROR, 1); + rt2x00_set_field16(®, TXRX_CSR2_DROP_MULTICAST, + !(*total_flags & FIF_ALLMULTI)); + rt2x00_set_field16(®, TXRX_CSR2_DROP_BROADCAST, 0); + rt2500usb_register_write(rt2x00dev, TXRX_CSR2, reg); +} + +static int rt2500usb_beacon_update(struct ieee80211_hw *hw, + struct sk_buff *skb, + struct ieee80211_tx_control *control) +{ + struct rt2x00_dev *rt2x00dev = hw->priv; + struct usb_device *usb_dev = + interface_to_usbdev(rt2x00dev_usb(rt2x00dev)); + struct data_ring *ring = + rt2x00lib_get_ring(rt2x00dev, IEEE80211_TX_QUEUE_BEACON); + struct data_entry *beacon; + struct data_entry *guardian; + int pipe = usb_sndbulkpipe(usb_dev, 1); + int length; + + /* + * Just in case the ieee80211 doesn't set this, + * but we need this queue set for the descriptor + * initialization. + */ + control->queue = IEEE80211_TX_QUEUE_BEACON; + + /* + * Obtain 2 entries, one for the guardian byte, + * the second for the actual beacon. + */ + guardian = rt2x00_get_data_entry(ring); + rt2x00_ring_index_inc(ring); + beacon = rt2x00_get_data_entry(ring); + + /* + * First we create the beacon. + */ + skb_push(skb, ring->desc_size); + memset(skb->data, 0, ring->desc_size); + + rt2x00lib_write_tx_desc(rt2x00dev, (struct data_desc *)skb->data, + (struct ieee80211_hdr *)(skb->data + + ring->desc_size), + skb->len - ring->desc_size, control); + + length = rt2500usb_get_tx_data_len(rt2x00dev, skb); + + usb_fill_bulk_urb(beacon->priv, usb_dev, pipe, + skb->data, length, rt2500usb_beacondone, beacon); + + beacon->skb = skb; + + /* + * Second we need to create the guardian byte. + * We only need a single byte, so lets recycle + * the 'flags' field we are not using for beacons. + */ + guardian->flags = 0; + usb_fill_bulk_urb(guardian->priv, usb_dev, pipe, + &guardian->flags, 1, rt2500usb_beacondone, guardian); + + /* + * Send out the guardian byte. + */ + usb_submit_urb(guardian->priv, GFP_ATOMIC); + + /* + * Enable beacon generation. + */ + rt2500usb_kick_tx_queue(rt2x00dev, IEEE80211_TX_QUEUE_BEACON); return 0; } static const struct ieee80211_ops rt2500usb_mac80211_ops = { - .tx = rt2x00lib_tx, - .reset = rt2x00lib_reset, - .add_interface = rt2x00lib_add_interface, - .remove_interface = rt2x00lib_remove_interface, - .config = rt2x00lib_config, - .config_interface = rt2x00lib_config_interface, - .set_multicast_list = rt2x00lib_set_multicast_list, - .get_stats = rt2500usb_get_stats, - .conf_tx = rt2x00lib_conf_tx, - .get_tx_stats = rt2x00lib_get_tx_stats, - .beacon_update = rt2x00usb_beacon_update, + .tx = rt2x00mac_tx, + .start = rt2x00mac_start, + .stop = rt2x00mac_stop, + .add_interface = rt2x00mac_add_interface, + .remove_interface = rt2x00mac_remove_interface, + .config = rt2x00mac_config, + .config_interface = rt2x00mac_config_interface, + .configure_filter = rt2500usb_configure_filter, + .get_stats = rt2x00mac_get_stats, + .erp_ie_changed = rt2x00mac_erp_ie_changed, + .conf_tx = rt2x00mac_conf_tx, + .get_tx_stats = rt2x00mac_get_tx_stats, + .beacon_update = rt2500usb_beacon_update, }; static const struct rt2x00lib_ops rt2500usb_rt2x00_ops = { - .init_hw = rt2500usb_init_hw, + .probe_hw = rt2500usb_probe_hw, .initialize = rt2x00usb_initialize, .uninitialize = rt2x00usb_uninitialize, .set_device_state = rt2500usb_set_device_state, + .link_stats = rt2500usb_link_stats, + .reset_tuner = rt2500usb_reset_tuner, .link_tuner = rt2500usb_link_tuner, .write_tx_desc = rt2500usb_write_tx_desc, .write_tx_data = rt2x00usb_write_tx_data, + .get_tx_data_len = rt2500usb_get_tx_data_len, .kick_tx_queue = rt2500usb_kick_tx_queue, .fill_rxdone = rt2500usb_fill_rxdone, - .config_type = rt2500usb_config_type, - .config_phymode = rt2500usb_config_phymode, - .config_channel = rt2500usb_config_channel, .config_mac_addr = rt2500usb_config_mac_addr, .config_bssid = rt2500usb_config_bssid, - .config_promisc = rt2500usb_config_promisc, - .config_txpower = rt2500usb_config_txpower, - .config_antenna = rt2500usb_config_antenna, - .config_duration = rt2500usb_config_duration, + .config_type = rt2500usb_config_type, + .config_preamble = rt2500usb_config_preamble, + .config = rt2500usb_config, }; static const struct rt2x00_ops rt2500usb_ops = { - .name = DRV_NAME, - .rxd_size = RXD_DESC_SIZE, - .txd_size = TXD_DESC_SIZE, - .lib = &rt2500usb_rt2x00_ops, - .hw = &rt2500usb_mac80211_ops, + .name = DRV_NAME, + .rxd_size = RXD_DESC_SIZE, + .txd_size = TXD_DESC_SIZE, + .eeprom_size = EEPROM_SIZE, + .rf_size = RF_SIZE, + .lib = &rt2500usb_rt2x00_ops, + .hw = &rt2500usb_mac80211_ops, #ifdef CONFIG_RT2X00_LIB_DEBUGFS - .debugfs = &rt2500usb_rt2x00debug, + .debugfs = &rt2500usb_rt2x00debug, #endif /* CONFIG_RT2X00_LIB_DEBUGFS */ }; @@ -1558,6 +1777,8 @@ static struct usb_device_id rt2500usb_device_table[] = { { USB_DEVICE(0x0411, 0x0066), USB_DEVICE_DATA(&rt2500usb_ops) }, { USB_DEVICE(0x0411, 0x0067), USB_DEVICE_DATA(&rt2500usb_ops) }, { USB_DEVICE(0x0411, 0x008b), USB_DEVICE_DATA(&rt2500usb_ops) }, + { USB_DEVICE(0x0411, 0x0097), USB_DEVICE_DATA(&rt2500usb_ops) }, + /* MSI */ { USB_DEVICE(0x0db0, 0x6861), USB_DEVICE_DATA(&rt2500usb_ops) }, { USB_DEVICE(0x0db0, 0x6865), USB_DEVICE_DATA(&rt2500usb_ops) }, @@ -1592,10 +1813,8 @@ static struct usb_driver rt2500usb_driver = { .id_table = rt2500usb_device_table, .probe = rt2x00usb_probe, .disconnect = rt2x00usb_disconnect, -#ifdef CONFIG_PM .suspend = rt2x00usb_suspend, .resume = rt2x00usb_resume, -#endif /* CONFIG_PM */ }; static int __init rt2500usb_init(void) |