diff options
Diffstat (limited to 'target/linux')
4 files changed, 0 insertions, 402 deletions
diff --git a/target/linux/generic/files/drivers/misc/owl-loader.c b/target/linux/generic/files/drivers/misc/owl-loader.c deleted file mode 100644 index a4e55ad7b1..0000000000 --- a/target/linux/generic/files/drivers/misc/owl-loader.c +++ /dev/null @@ -1,246 +0,0 @@ -/* - * Initialize Owl Emulation Devices - * - * Copyright (C) 2016 Christian Lamparter <chunkeey@googlemail.com> - * Copyright (C) 2016 Martin Blumenstingl <martin.blumenstingl@googlemail.com> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. - * - * Some devices (like the Cisco Meraki Z1 Cloud Managed Teleworker Gateway) - * need to be able to initialize the PCIe wifi device. Normally, this is done - * during the early stages of booting linux, because the necessary init code - * is read from the memory mapped SPI and passed to pci_enable_ath9k_fixup. - * However,this isn't possible for devices which have the init code for the - * Atheros chip stored on NAND. Hence, this module can be used to initialze - * the chip when the user-space is ready to extract the init code. - */ -#include <linux/module.h> -#include <linux/version.h> -#include <linux/completion.h> -#include <linux/etherdevice.h> -#include <linux/firmware.h> -#include <linux/pci.h> -#include <linux/delay.h> -#include <linux/platform_device.h> -#include <linux/ath9k_platform.h> - -struct owl_ctx { - struct completion eeprom_load; -}; - -#define EEPROM_FILENAME_LEN 100 - -#define AR5416_EEPROM_MAGIC 0xa55a - -static int ath9k_pci_fixup(struct pci_dev *pdev, const u16 *cal_data, - size_t cal_len) -{ - void __iomem *mem; - const void *cal_end = (void *)cal_data + cal_len; - const struct { - u16 reg; - u16 low_val; - u16 high_val; - } __packed *data; - u16 cmd; - u32 bar0; - bool swap_needed = false; - - if (*cal_data != AR5416_EEPROM_MAGIC) { - if (*cal_data != swab16(AR5416_EEPROM_MAGIC)) { - dev_err(&pdev->dev, "invalid calibration data\n"); - return -EINVAL; - } - - dev_dbg(&pdev->dev, "calibration data needs swapping\n"); - swap_needed = true; - } - - dev_info(&pdev->dev, "fixup device configuration\n"); - - mem = pcim_iomap(pdev, 0, 0); - if (!mem) { - dev_err(&pdev->dev, "ioremap error\n"); - return -EINVAL; - } - - pci_read_config_dword(pdev, PCI_BASE_ADDRESS_0, &bar0); - pci_write_config_dword(pdev, PCI_BASE_ADDRESS_0, - pci_resource_start(pdev, 0)); - pci_read_config_word(pdev, PCI_COMMAND, &cmd); - cmd |= PCI_COMMAND_MASTER | PCI_COMMAND_MEMORY; - pci_write_config_word(pdev, PCI_COMMAND, cmd); - - /* set pointer to first reg address */ - for (data = (const void *) (cal_data + 3); - (const void *) data <= cal_end && data->reg != (u16)~0; - data++) { - u32 val; - u16 reg; - - reg = data->reg; - val = data->low_val; - val |= ((u32)data->high_val) << 16; - - if (swap_needed) { - reg = swab16(reg); - val = swahb32(val); - } - -#ifdef CONFIG_LANTIQ - val = swab32(val); -#endif - - __raw_writel(val, mem + reg); - udelay(100); - } - - pci_read_config_word(pdev, PCI_COMMAND, &cmd); - cmd &= ~(PCI_COMMAND_MASTER | PCI_COMMAND_MEMORY); - pci_write_config_word(pdev, PCI_COMMAND, cmd); - - pci_write_config_dword(pdev, PCI_BASE_ADDRESS_0, bar0); - pcim_iounmap(pdev, mem); - - pci_disable_device(pdev); - - return 0; -} - -static void owl_fw_cb(const struct firmware *fw, void *context) -{ - struct pci_dev *pdev = (struct pci_dev *) context; - struct owl_ctx *ctx = (struct owl_ctx *) pci_get_drvdata(pdev); - struct ath9k_platform_data *pdata = dev_get_platdata(&pdev->dev); - struct pci_bus *bus; - - complete(&ctx->eeprom_load); - - if (!fw) { - dev_err(&pdev->dev, "no eeprom data received.\n"); - goto release; - } - - /* also note that we are doing *u16 operations on the file */ - if (fw->size > sizeof(pdata->eeprom_data) || fw->size < 0x200 || - (fw->size & 1) == 1) { - dev_err(&pdev->dev, "eeprom file has an invalid size.\n"); - goto release; - } - - if (pdata) { - memcpy(pdata->eeprom_data, fw->data, fw->size); - - /* - * eeprom has been successfully loaded - pass the data to ath9k - * but remove the eeprom_name, so it doesn't try to load it too. - */ - pdata->eeprom_name = NULL; - } - - if (ath9k_pci_fixup(pdev, (const u16 *) fw->data, fw->size)) - goto release; - - pci_lock_rescan_remove(); - bus = pdev->bus; - pci_stop_and_remove_bus_device(pdev); - /* - * the device should come back with the proper - * ProductId. But we have to initiate a rescan. - */ - pci_rescan_bus(bus); - pci_unlock_rescan_remove(); - -release: - release_firmware(fw); -} - -static const char *owl_get_eeprom_name(struct pci_dev *pdev) -{ - struct device *dev = &pdev->dev; - struct ath9k_platform_data *pdata; - char *eeprom_name; - - /* try the existing platform data first */ - pdata = dev_get_platdata(dev); - if (pdata && pdata->eeprom_name) - return pdata->eeprom_name; - - dev_dbg(dev, "using auto-generated eeprom filename\n"); - - eeprom_name = devm_kzalloc(dev, EEPROM_FILENAME_LEN, GFP_KERNEL); - if (!eeprom_name) - return NULL; - - /* this should match the pattern used in ath9k/init.c */ - scnprintf(eeprom_name, EEPROM_FILENAME_LEN, "ath9k-eeprom-pci-%s.bin", - dev_name(dev)); - - return eeprom_name; -} - -static int owl_probe(struct pci_dev *pdev, - const struct pci_device_id *id) -{ - struct owl_ctx *ctx; - const char *eeprom_name; - int err = 0; - - if (pcim_enable_device(pdev)) - return -EIO; - - pcim_pin_device(pdev); - - eeprom_name = owl_get_eeprom_name(pdev); - if (!eeprom_name) { - dev_err(&pdev->dev, "no eeprom filename found.\n"); - return -ENODEV; - } - - ctx = kzalloc(sizeof(*ctx), GFP_KERNEL); - if (!ctx) { - dev_err(&pdev->dev, "failed to alloc device context.\n"); - return -ENOMEM; - } - init_completion(&ctx->eeprom_load); - - pci_set_drvdata(pdev, ctx); - err = request_firmware_nowait(THIS_MODULE, true, eeprom_name, - &pdev->dev, GFP_KERNEL, pdev, owl_fw_cb); - if (err) { - dev_err(&pdev->dev, "failed to request caldata (%d).\n", err); - kfree(ctx); - } - return err; -} - -static void owl_remove(struct pci_dev *pdev) -{ - struct owl_ctx *ctx = pci_get_drvdata(pdev); - - if (ctx) { - wait_for_completion(&ctx->eeprom_load); - pci_set_drvdata(pdev, NULL); - kfree(ctx); - } -} - -static const struct pci_device_id owl_pci_table[] = { - { PCI_VDEVICE(ATHEROS, 0xff1c) }, /* PCIe */ - { PCI_VDEVICE(ATHEROS, 0xff1d) }, /* PCI */ - { }, -}; -MODULE_DEVICE_TABLE(pci, owl_pci_table); - -static struct pci_driver owl_driver = { - .name = "owl-loader", - .id_table = owl_pci_table, - .probe = owl_probe, - .remove = owl_remove, -}; -module_pci_driver(owl_driver); -MODULE_AUTHOR("Christian Lamparter <chunkeey@googlemail.com>"); -MODULE_DESCRIPTION("Initializes Atheros' Owl Emulation devices"); -MODULE_LICENSE("GPL v2"); diff --git a/target/linux/generic/hack-4.14/835-misc-owl_loader.patch b/target/linux/generic/hack-4.14/835-misc-owl_loader.patch deleted file mode 100644 index bf7f7d5cba..0000000000 --- a/target/linux/generic/hack-4.14/835-misc-owl_loader.patch +++ /dev/null @@ -1,52 +0,0 @@ -From dd36f935973d91644449bd9749f6062a2bed821b Mon Sep 17 00:00:00 2001 -From: Christian Lamparter <chunkeey@googlemail.com> -Date: Fri, 7 Jul 2017 17:26:46 +0200 -Subject: misc: owl-loader for delayed Atheros ath9k fixup - -Some devices (like the Cisco Meraki Z1 Cloud Managed Teleworker Gateway) -need to be able to initialize the PCIe wifi device. Normally, this is done -during the early stages of booting linux, because the necessary init code -is read from the memory mapped SPI and passed to pci_enable_ath9k_fixup. -However,this isn't possible for devices which have the init code for the -Atheros chip stored on NAND in an UBI volume. Hence, this module can be -used to initialze the chip when the user-space is ready to extract the -init code. - -Signed-off-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com> -Signed-off-by: Christian Lamparter <chunkeey@googlemail.com> ---- - drivers/misc/Kconfig | 12 ++++++++++++ - drivers/misc/Makefile | 1 + - 2 files changed, 13 insertions(+) - ---- a/drivers/misc/Kconfig -+++ b/drivers/misc/Kconfig -@@ -151,6 +151,18 @@ config SGI_IOC4 - If you have an SGI Altix with an IOC4-based card say Y. - Otherwise say N. - -+config OWL_LOADER -+ tristate "Owl loader for initializing Atheros PCI(e) Wifi chips" -+ depends on PCI -+ ---help--- -+ This kernel module helps to initialize certain Qualcomm -+ Atheros' PCI(e) Wifi chips, which have the init data -+ (which contains the PCI device ID for example) stored -+ together with the calibration data in the file system. -+ -+ This is necessary for devices like the Cisco Meraki Z1, say M. -+ Otherwise say N. -+ - config TIFM_CORE - tristate "TI Flash Media interface support" - depends on PCI ---- a/drivers/misc/Makefile -+++ b/drivers/misc/Makefile -@@ -13,6 +13,7 @@ obj-$(CONFIG_ATMEL_TCLIB) += atmel_tclib - obj-$(CONFIG_DUMMY_IRQ) += dummy-irq.o - obj-$(CONFIG_ICS932S401) += ics932s401.o - obj-$(CONFIG_LKDTM) += lkdtm.o -+obj-$(CONFIG_OWL_LOADER) += owl-loader.o - obj-$(CONFIG_TIFM_CORE) += tifm_core.o - obj-$(CONFIG_TIFM_7XX1) += tifm_7xx1.o - obj-$(CONFIG_PHANTOM) += phantom.o diff --git a/target/linux/generic/hack-4.19/835-misc-owl_loader.patch b/target/linux/generic/hack-4.19/835-misc-owl_loader.patch deleted file mode 100644 index bf0fa596ac..0000000000 --- a/target/linux/generic/hack-4.19/835-misc-owl_loader.patch +++ /dev/null @@ -1,52 +0,0 @@ -From dd36f935973d91644449bd9749f6062a2bed821b Mon Sep 17 00:00:00 2001 -From: Christian Lamparter <chunkeey@googlemail.com> -Date: Fri, 7 Jul 2017 17:26:46 +0200 -Subject: misc: owl-loader for delayed Atheros ath9k fixup - -Some devices (like the Cisco Meraki Z1 Cloud Managed Teleworker Gateway) -need to be able to initialize the PCIe wifi device. Normally, this is done -during the early stages of booting linux, because the necessary init code -is read from the memory mapped SPI and passed to pci_enable_ath9k_fixup. -However,this isn't possible for devices which have the init code for the -Atheros chip stored on NAND in an UBI volume. Hence, this module can be -used to initialze the chip when the user-space is ready to extract the -init code. - -Signed-off-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com> -Signed-off-by: Christian Lamparter <chunkeey@googlemail.com> ---- - drivers/misc/Kconfig | 12 ++++++++++++ - drivers/misc/Makefile | 1 + - 2 files changed, 13 insertions(+) - ---- a/drivers/misc/Kconfig -+++ b/drivers/misc/Kconfig -@@ -164,6 +164,18 @@ config SGI_IOC4 - If you have an SGI Altix with an IOC4-based card say Y. - Otherwise say N. - -+config OWL_LOADER -+ tristate "Owl loader for initializing Atheros PCI(e) Wifi chips" -+ depends on PCI -+ ---help--- -+ This kernel module helps to initialize certain Qualcomm -+ Atheros' PCI(e) Wifi chips, which have the init data -+ (which contains the PCI device ID for example) stored -+ together with the calibration data in the file system. -+ -+ This is necessary for devices like the Cisco Meraki Z1, say M. -+ Otherwise say N. -+ - config TIFM_CORE - tristate "TI Flash Media interface support" - depends on PCI ---- a/drivers/misc/Makefile -+++ b/drivers/misc/Makefile -@@ -14,6 +14,7 @@ obj-$(CONFIG_ATMEL_TCLIB) += atmel_tclib - obj-$(CONFIG_DUMMY_IRQ) += dummy-irq.o - obj-$(CONFIG_ICS932S401) += ics932s401.o - obj-$(CONFIG_LKDTM) += lkdtm/ -+obj-$(CONFIG_OWL_LOADER) += owl-loader.o - obj-$(CONFIG_TIFM_CORE) += tifm_core.o - obj-$(CONFIG_TIFM_7XX1) += tifm_7xx1.o - obj-$(CONFIG_PHANTOM) += phantom.o diff --git a/target/linux/generic/hack-4.9/835-misc-owl_loader.patch b/target/linux/generic/hack-4.9/835-misc-owl_loader.patch deleted file mode 100644 index 07cd4e580a..0000000000 --- a/target/linux/generic/hack-4.9/835-misc-owl_loader.patch +++ /dev/null @@ -1,52 +0,0 @@ -From dd36f935973d91644449bd9749f6062a2bed821b Mon Sep 17 00:00:00 2001 -From: Christian Lamparter <chunkeey@googlemail.com> -Date: Fri, 7 Jul 2017 17:26:46 +0200 -Subject: misc: owl-loader for delayed Atheros ath9k fixup - -Some devices (like the Cisco Meraki Z1 Cloud Managed Teleworker Gateway) -need to be able to initialize the PCIe wifi device. Normally, this is done -during the early stages of booting linux, because the necessary init code -is read from the memory mapped SPI and passed to pci_enable_ath9k_fixup. -However,this isn't possible for devices which have the init code for the -Atheros chip stored on NAND in an UBI volume. Hence, this module can be -used to initialze the chip when the user-space is ready to extract the -init code. - -Signed-off-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com> -Signed-off-by: Christian Lamparter <chunkeey@googlemail.com> ---- - drivers/misc/Kconfig | 12 ++++++++++++ - drivers/misc/Makefile | 1 + - 2 files changed, 13 insertions(+) - ---- a/drivers/misc/Kconfig -+++ b/drivers/misc/Kconfig -@@ -151,6 +151,18 @@ config SGI_IOC4 - If you have an SGI Altix with an IOC4-based card say Y. - Otherwise say N. - -+config OWL_LOADER -+ tristate "Owl loader for initializing Atheros PCI(e) Wifi chips" -+ depends on PCI -+ ---help--- -+ This kernel module helps to initialize certain Qualcomm -+ Atheros' PCI(e) Wifi chips, which have the init data -+ (which contains the PCI device ID for example) stored -+ together with the calibration data in the file system. -+ -+ This is necessary for devices like the Cisco Meraki Z1, say M. -+ Otherwise say N. -+ - config TIFM_CORE - tristate "TI Flash Media interface support" - depends on PCI ---- a/drivers/misc/Makefile -+++ b/drivers/misc/Makefile -@@ -12,6 +12,7 @@ obj-$(CONFIG_ATMEL_TCLIB) += atmel_tclib - obj-$(CONFIG_DUMMY_IRQ) += dummy-irq.o - obj-$(CONFIG_ICS932S401) += ics932s401.o - obj-$(CONFIG_LKDTM) += lkdtm.o -+obj-$(CONFIG_OWL_LOADER) += owl-loader.o - obj-$(CONFIG_TIFM_CORE) += tifm_core.o - obj-$(CONFIG_TIFM_7XX1) += tifm_7xx1.o - obj-$(CONFIG_PHANTOM) += phantom.o |