ASR_BASE
Change-Id: Icf3719cc0afe3eeb3edc7fa80a2eb5199ca9dda1
diff --git a/package/kernel/mac80211/patches/rt2x00/602-rt2x00-introduce-rt2x00eeprom.patch b/package/kernel/mac80211/patches/rt2x00/602-rt2x00-introduce-rt2x00eeprom.patch
new file mode 100644
index 0000000..e74d9a9
--- /dev/null
+++ b/package/kernel/mac80211/patches/rt2x00/602-rt2x00-introduce-rt2x00eeprom.patch
@@ -0,0 +1,296 @@
+--- a/local-symbols
++++ b/local-symbols
+@@ -332,6 +332,7 @@ RT2X00_LIB_FIRMWARE=
+ RT2X00_LIB_CRYPTO=
+ RT2X00_LIB_LEDS=
+ RT2X00_LIB_DEBUGFS=
++RT2X00_LIB_EEPROM=
+ RT2X00_DEBUG=
+ WLAN_VENDOR_REALTEK=
+ RTL8180=
+--- a/drivers/net/wireless/ralink/rt2x00/Kconfig
++++ b/drivers/net/wireless/ralink/rt2x00/Kconfig
+@@ -70,6 +70,7 @@ config RT2800PCI
+ select RT2X00_LIB_MMIO
+ select RT2X00_LIB_PCI
+ select RT2X00_LIB_FIRMWARE
++ select RT2X00_LIB_EEPROM
+ select RT2X00_LIB_CRYPTO
+ depends on CRC_CCITT
+ depends on EEPROM_93CX6
+@@ -216,6 +217,7 @@ config RT2800SOC
+ select RT2X00_LIB_MMIO
+ select RT2X00_LIB_CRYPTO
+ select RT2X00_LIB_FIRMWARE
++ select RT2X00_LIB_EEPROM
+ select RT2800_LIB
+ select RT2800_LIB_MMIO
+ help
+@@ -266,6 +268,9 @@ config RT2X00_LIB_FIRMWARE
+ config RT2X00_LIB_CRYPTO
+ bool
+
++config RT2X00_LIB_EEPROM
++ bool
++
+ config RT2X00_LIB_LEDS
+ bool
+ default y if (RT2X00_LIB=y && LEDS_CLASS=y) || (RT2X00_LIB=m && LEDS_CLASS!=n)
+--- a/drivers/net/wireless/ralink/rt2x00/Makefile
++++ b/drivers/net/wireless/ralink/rt2x00/Makefile
+@@ -8,6 +8,7 @@ rt2x00lib-$(CPTCFG_RT2X00_LIB_DEBUGFS) +
+ rt2x00lib-$(CPTCFG_RT2X00_LIB_CRYPTO) += rt2x00crypto.o
+ rt2x00lib-$(CPTCFG_RT2X00_LIB_FIRMWARE) += rt2x00firmware.o
+ rt2x00lib-$(CPTCFG_RT2X00_LIB_LEDS) += rt2x00leds.o
++rt2x00lib-$(CPTCFG_RT2X00_LIB_EEPROM) += rt2x00eeprom.o
+
+ obj-$(CPTCFG_RT2X00_LIB) += rt2x00lib.o
+ obj-$(CPTCFG_RT2X00_LIB_MMIO) += rt2x00mmio.o
+--- a/drivers/net/wireless/ralink/rt2x00/rt2800lib.h
++++ b/drivers/net/wireless/ralink/rt2x00/rt2800lib.h
+@@ -37,6 +37,8 @@ struct rt2800_drv_data {
+ struct ieee80211_sta *wcid_to_sta[STA_IDS_SIZE];
+ };
+
++#include "rt2800.h"
++
+ struct rt2800_ops {
+ u32 (*register_read)(struct rt2x00_dev *rt2x00dev,
+ const unsigned int offset);
+@@ -135,6 +137,15 @@ static inline int rt2800_read_eeprom(str
+ {
+ const struct rt2800_ops *rt2800ops = rt2x00dev->ops->drv;
+
++ if (rt2x00dev->eeprom_file) {
++ memcpy(rt2x00dev->eeprom, rt2x00dev->eeprom_file->data,
++ EEPROM_SIZE);
++ return 0;
++ }
++
++ if (!rt2800ops->read_eeprom)
++ return -EINVAL;
++
+ return rt2800ops->read_eeprom(rt2x00dev);
+ }
+
+--- a/drivers/net/wireless/ralink/rt2x00/rt2800soc.c
++++ b/drivers/net/wireless/ralink/rt2x00/rt2800soc.c
+@@ -90,19 +90,6 @@ static int rt2800soc_set_device_state(st
+ return retval;
+ }
+
+-static int rt2800soc_read_eeprom(struct rt2x00_dev *rt2x00dev)
+-{
+- void __iomem *base_addr = ioremap(0x1F040000, EEPROM_SIZE);
+-
+- if (!base_addr)
+- return -ENOMEM;
+-
+- memcpy_fromio(rt2x00dev->eeprom, base_addr, EEPROM_SIZE);
+-
+- iounmap(base_addr);
+- return 0;
+-}
+-
+ /* Firmware functions */
+ static char *rt2800soc_get_firmware_name(struct rt2x00_dev *rt2x00dev)
+ {
+@@ -167,7 +154,6 @@ static const struct rt2800_ops rt2800soc
+ .register_multiread = rt2x00mmio_register_multiread,
+ .register_multiwrite = rt2x00mmio_register_multiwrite,
+ .regbusy_read = rt2x00mmio_regbusy_read,
+- .read_eeprom = rt2800soc_read_eeprom,
+ .hwcrypt_disabled = rt2800soc_hwcrypt_disabled,
+ .drv_write_firmware = rt2800soc_write_firmware,
+ .drv_init_registers = rt2800mmio_init_registers,
+--- a/drivers/net/wireless/ralink/rt2x00/rt2x00.h
++++ b/drivers/net/wireless/ralink/rt2x00/rt2x00.h
+@@ -694,6 +694,7 @@ enum rt2x00_capability_flags {
+ REQUIRE_HT_TX_DESC,
+ REQUIRE_PS_AUTOWAKE,
+ REQUIRE_DELAYED_RFKILL,
++ REQUIRE_EEPROM_FILE,
+
+ /*
+ * Capabilities
+@@ -970,6 +971,11 @@ struct rt2x00_dev {
+ const struct firmware *fw;
+
+ /*
++ * EEPROM image.
++ */
++ const struct firmware *eeprom_file;
++
++ /*
+ * FIFO for storing tx status reports between isr and tasklet.
+ */
+ DECLARE_KFIFO_PTR(txstatus_fifo, u32);
+--- a/drivers/net/wireless/ralink/rt2x00/rt2x00dev.c
++++ b/drivers/net/wireless/ralink/rt2x00/rt2x00dev.c
+@@ -1406,6 +1406,10 @@ int rt2x00lib_probe_dev(struct rt2x00_de
+ INIT_DELAYED_WORK(&rt2x00dev->autowakeup_work, rt2x00lib_autowakeup);
+ INIT_WORK(&rt2x00dev->sleep_work, rt2x00lib_sleep);
+
++ retval = rt2x00lib_load_eeprom_file(rt2x00dev);
++ if (retval)
++ goto exit;
++
+ /*
+ * Let the driver probe the device to detect the capabilities.
+ */
+@@ -1549,6 +1553,11 @@ void rt2x00lib_remove_dev(struct rt2x00_
+ * Free the driver data.
+ */
+ kfree(rt2x00dev->drv_data);
++
++ /*
++ * Free EEPROM image.
++ */
++ rt2x00lib_free_eeprom_file(rt2x00dev);
+ }
+ EXPORT_SYMBOL_GPL(rt2x00lib_remove_dev);
+
+--- /dev/null
++++ b/drivers/net/wireless/ralink/rt2x00/rt2x00eeprom.c
+@@ -0,0 +1,106 @@
++/*
++ Copyright (C) 2004 - 2009 Ivo van Doorn <IvDoorn@gmail.com>
++ Copyright (C) 2004 - 2009 Gertjan van Wingerde <gwingerde@gmail.com>
++ <http://rt2x00.serialmonkey.com>
++
++ 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; if not, write to the
++ Free Software Foundation, Inc.,
++ 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
++ */
++
++/*
++ Module: rt2x00lib
++ Abstract: rt2x00 eeprom file loading routines.
++ */
++
++#include <linux/kernel.h>
++#include <linux/module.h>
++
++#include "rt2x00.h"
++#include "rt2x00lib.h"
++
++static const char *
++rt2x00lib_get_eeprom_file_name(struct rt2x00_dev *rt2x00dev)
++{
++ struct rt2x00_platform_data *pdata = rt2x00dev->dev->platform_data;
++
++ if (pdata && pdata->eeprom_file_name)
++ return pdata->eeprom_file_name;
++
++ return NULL
++}
++
++static int rt2x00lib_request_eeprom_file(struct rt2x00_dev *rt2x00dev)
++{
++ const struct firmware *ee;
++ const char *ee_name;
++ int retval;
++
++ ee_name = rt2x00lib_get_eeprom_file_name(rt2x00dev);
++ if (!ee_name && test_bit(REQUIRE_EEPROM_FILE, &rt2x00dev->cap_flags)) {
++ rt2x00_err(rt2x00dev, "Required EEPROM name is missing.");
++ return -EINVAL;
++ }
++
++ if (!ee_name)
++ return 0;
++
++ rt2x00_info(rt2x00dev, "Loading EEPROM data from '%s'.\n", ee_name);
++
++ retval = request_firmware(&ee, ee_name, rt2x00dev->dev);
++ if (retval) {
++ rt2x00_err(rt2x00dev, "Failed to request EEPROM.\n");
++ return retval;
++ }
++
++ if (!ee || !ee->size || !ee->data) {
++ rt2x00_err(rt2x00dev, "Failed to read EEPROM file.\n");
++ retval = -ENOENT;
++ goto err_exit;
++ }
++
++ if (ee->size != rt2x00dev->ops->eeprom_size) {
++ rt2x00_err(rt2x00dev,
++ "EEPROM file size is invalid, it should be %d bytes\n",
++ rt2x00dev->ops->eeprom_size);
++ retval = -EINVAL;
++ goto err_release_ee;
++ }
++
++ rt2x00dev->eeprom_file = ee;
++ return 0;
++
++err_release_ee:
++ release_firmware(ee);
++err_exit:
++ return retval;
++}
++
++int rt2x00lib_load_eeprom_file(struct rt2x00_dev *rt2x00dev)
++{
++ int retval;
++
++ retval = rt2x00lib_request_eeprom_file(rt2x00dev);
++ if (retval)
++ return retval;
++
++ return 0;
++}
++
++void rt2x00lib_free_eeprom_file(struct rt2x00_dev *rt2x00dev)
++{
++ if (rt2x00dev->eeprom_file && rt2x00dev->eeprom_file->size)
++ release_firmware(rt2x00dev->eeprom_file);
++ rt2x00dev->eeprom_file = NULL;
++}
+--- a/drivers/net/wireless/ralink/rt2x00/rt2x00lib.h
++++ b/drivers/net/wireless/ralink/rt2x00/rt2x00lib.h
+@@ -286,6 +286,22 @@ static inline void rt2x00lib_free_firmwa
+ #endif /* CPTCFG_RT2X00_LIB_FIRMWARE */
+
+ /*
++ * EEPROM file handlers.
++ */
++#ifdef CPTCFG_RT2X00_LIB_EEPROM
++int rt2x00lib_load_eeprom_file(struct rt2x00_dev *rt2x00dev);
++void rt2x00lib_free_eeprom_file(struct rt2x00_dev *rt2x00dev);
++#else
++static inline int rt2x00lib_load_eeprom_file(struct rt2x00_dev *rt2x00dev)
++{
++ return 0;
++}
++static inline void rt2x00lib_free_eeprom_file(struct rt2x00_dev *rt2x00dev)
++{
++}
++#endif /* CPTCFG_RT2X00_LIB_EEPROM */
++
++/*
+ * Debugfs handlers.
+ */
+ #ifdef CPTCFG_RT2X00_LIB_DEBUGFS
+--- a/drivers/net/wireless/ralink/rt2x00/rt2x00soc.c
++++ b/drivers/net/wireless/ralink/rt2x00/rt2x00soc.c
+@@ -86,6 +86,7 @@ int rt2x00soc_probe(struct platform_devi
+ if (IS_ERR(rt2x00dev->clk))
+ rt2x00dev->clk = NULL;
+
++ set_bit(REQUIRE_EEPROM_FILE, &rt2x00dev->cap_flags);
+ rt2x00_set_chip_intf(rt2x00dev, RT2X00_CHIP_INTF_SOC);
+
+ retval = rt2x00soc_alloc_reg(rt2x00dev);