max80211: rt2x00: load the eeprom data from a file on Ralink SoCs
authorGabor Juhos <juhosg@openwrt.org>
Sun, 3 Jul 2011 15:02:04 +0000 (15:02 +0000)
committerGabor Juhos <juhosg@openwrt.org>
Sun, 3 Jul 2011 15:02:04 +0000 (15:02 +0000)
SVN-Revision: 27395

package/mac80211/Makefile
package/mac80211/patches/602-rt2x00-introduce-rt2x00_platform_h.patch [new file with mode: 0644]
package/mac80211/patches/603-rt2x00-introduce-rt2x00eeprom.patch [new file with mode: 0644]
package/mac80211/patches/604-rt2x00-add-CONFIG_RT2X00_LIB_EEPROM-option.patch [new file with mode: 0644]

index 525cf19293b624ff8b46f4b1548e8a7186ad6faa..2fe0b9add6492eaa5a2a6a762a4d4252b1fce82b 100644 (file)
@@ -11,7 +11,7 @@ include $(INCLUDE_DIR)/kernel.mk
 PKG_NAME:=mac80211
 
 PKG_VERSION:=2011-06-22
-PKG_RELEASE:=1
+PKG_RELEASE:=2
 PKG_SOURCE_URL:=http://mirror2.openwrt.org/sources
 PKG_MD5SUM:=3ffdd5cecedcf4236f599bdbc55ba10d
 
@@ -198,6 +198,7 @@ endef
 
 NEED_RT2X00_LIB_CRYPTO:=y
 NEED_RT2X00_LIB_FIRMWARE:=y
+NEED_RT2X00_LIB_EEPROM:=y
 NEED_RT2X00_LIB_HT:=y
 NEED_RT2X00_LIB_LEDS:=y
 
@@ -1025,6 +1026,7 @@ BUILDFLAGS:= \
        $(if $(NEED_RT2X00_LIB_HT),-DCONFIG_RT2X00_LIB_HT) \
        $(if $(NEED_RT2X00_LIB_CRYPTO),-DCONFIG_RT2X00_LIB_CRYPTO) \
        $(if $(NEED_RT2X00_LIB_FIRMWARE),-DCONFIG_RT2X00_LIB_FIRMWARE) \
+       $(if $(NEED_RT2X00_LIB_EEPROM),-DCONFIG_RT2X00_LIB_EEPROM) \
        $(if $(NEED_RT2X00_LIB_LEDS),-DCONFIG_RT2X00_LIB_LEDS) \
        $(if $(CONFIG_PACKAGE_kmod-rt2x00-pci),-DCONFIG_RT2X00_LIB_PCI) \
        $(if $(CONFIG_PACKAGE_kmod-rt2x00-usb),-DCONFIG_RT2X00_LIB_USB) \
@@ -1086,6 +1088,7 @@ MAKE_OPTS:= \
        CONFIG_RT2X00_LIB_DEBUGFS=$(CONFIG_PACKAGE_RT2X00_LIB_DEBUGFS) \
        CONFIG_RT2X00_LIB_CRYPTO=$(NEED_RT2X00_LIB_CRYPTO) \
        CONFIG_RT2X00_LIB_FIRMWARE=$(NEED_RT2X00_LIB_FIRMWARE) \
+       CONFIG_RT2X00_LIB_EEPROM=$(NEED_RT2X00_LIB_EEPROM) \
        CONFIG_RT2X00_LIB_HT=$(NEED_RT2X00_LIB_HT) \
        CONFIG_RT2X00_LIB_LEDS=$(NEED_RT2X00_LIB_LEDS) \
        CONFIG_RT2400PCI=$(if $(CONFIG_PACKAGE_kmod-rt2400-pci),m) \
diff --git a/package/mac80211/patches/602-rt2x00-introduce-rt2x00_platform_h.patch b/package/mac80211/patches/602-rt2x00-introduce-rt2x00_platform_h.patch
new file mode 100644 (file)
index 0000000..2194cca
--- /dev/null
@@ -0,0 +1,32 @@
+--- /dev/null
++++ b/include/linux/rt2x00_platform.h
+@@ -0,0 +1,19 @@
++/*
++ * Platform data definition for the rt2x00 driver
++ *
++ * Copyright (C) 2011 Gabor Juhos <juhosg@openwrt.org>
++ *
++ * 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.
++ *
++ */
++
++#ifndef _RT2X00_PLATFORM_H
++#define _RT2X00_PLATFORM_H
++
++struct rt2x00_platform_data {
++      char *eeprom_file_name;
++};
++
++#endif /* _RT2X00_PLATFORM_H */
+--- a/drivers/net/wireless/rt2x00/rt2x00.h
++++ b/drivers/net/wireless/rt2x00/rt2x00.h
+@@ -38,6 +38,7 @@
+ #include <linux/input-polldev.h>
+ #include <linux/kfifo.h>
+ #include <linux/timer.h>
++#include <linux/rt2x00_platform.h>
+ #include <net/mac80211.h>
diff --git a/package/mac80211/patches/603-rt2x00-introduce-rt2x00eeprom.patch b/package/mac80211/patches/603-rt2x00-introduce-rt2x00eeprom.patch
new file mode 100644 (file)
index 0000000..fc58744
--- /dev/null
@@ -0,0 +1,274 @@
+--- /dev/null
++++ b/drivers/net/wireless/rt2x00/rt2x00eeprom.c
+@@ -0,0 +1,98 @@
++/*
++      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 int rt2x00lib_request_eeprom_file(struct rt2x00_dev *rt2x00dev)
++{
++      const struct firmware *ee;
++      char *ee_name;
++      int retval;
++
++      ee_name = rt2x00dev->ops->lib->get_eeprom_file_name(rt2x00dev);
++      if (!ee_name) {
++              ERROR(rt2x00dev,
++                    "Invalid EEPROM filename.\n"
++                    "Please file bug report to %s.\n", DRV_PROJECT);
++              return -EINVAL;
++      }
++
++      INFO(rt2x00dev, "Loading EEPROM data from '%s'.\n", ee_name);
++
++      retval = request_firmware(&ee, ee_name, rt2x00dev->dev);
++      if (retval) {
++              ERROR(rt2x00dev, "Failed to request EEPROM.\n");
++              return retval;
++      }
++
++      if (!ee || !ee->size || !ee->data) {
++              ERROR(rt2x00dev, "Failed to read EEPROM file.\n");
++              retval = -ENOENT;
++              goto err_exit;
++      }
++
++      if (ee->size != rt2x00dev->ops->eeprom_size) {
++              ERROR(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;
++
++      if (!test_bit(REQUIRE_EEPROM_FILE, &rt2x00dev->cap_flags))
++              return 0;
++
++      if (!rt2x00dev->eeprom_file) {
++              retval = rt2x00lib_request_eeprom_file(rt2x00dev);
++              if (retval)
++                      return retval;
++      }
++
++      return 0;
++}
++
++void rt2x00lib_free_eeprom_file(struct rt2x00_dev *rt2x00dev)
++{
++      release_firmware(rt2x00dev->eeprom_file);
++      rt2x00dev->eeprom_file = NULL;
++}
+--- a/drivers/net/wireless/rt2x00/rt2x00.h
++++ b/drivers/net/wireless/rt2x00/rt2x00.h
+@@ -538,6 +538,7 @@ struct rt2x00lib_ops {
+                              const u8 *data, const size_t len);
+       int (*load_firmware) (struct rt2x00_dev *rt2x00dev,
+                             const u8 *data, const size_t len);
++      char *(*get_eeprom_file_name) (struct rt2x00_dev *rt2x00dev);
+       /*
+        * Device initialization/deinitialization handlers.
+@@ -684,6 +685,7 @@ enum rt2x00_capability_flags {
+       REQUIRE_SW_SEQNO,
+       REQUIRE_HT_TX_DESC,
+       REQUIRE_PS_AUTOWAKE,
++      REQUIRE_EEPROM_FILE,
+       /*
+        * Capabilities
+@@ -939,6 +941,11 @@ 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/rt2x00/rt2x00lib.h
++++ b/drivers/net/wireless/rt2x00/rt2x00lib.h
+@@ -309,6 +309,22 @@ static inline void rt2x00lib_free_firmwa
+ #endif /* CONFIG_RT2X00_LIB_FIRMWARE */
+ /*
++ * EEPROM file handlers.
++ */
++#ifdef CONFIG_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 /* CONFIG_RT2X00_LIB_EEPROM_FILE */
++
++/*
+  * Debugfs handlers.
+  */
+ #ifdef CONFIG_RT2X00_LIB_DEBUGFS
+--- a/drivers/net/wireless/rt2x00/Kconfig
++++ b/drivers/net/wireless/rt2x00/Kconfig
+@@ -60,6 +60,7 @@ config RT2800PCI
+       select RT2X00_LIB_PCI if PCI
+       select RT2X00_LIB_SOC if RALINK_RT288X || RALINK_RT305X
+       select RT2X00_LIB_FIRMWARE
++      select RT2X00_LIB_EEPROM
+       select RT2X00_LIB_CRYPTO
+       select CRC_CCITT
+       select EEPROM_93CX6
+@@ -204,6 +205,9 @@ config RT2X00_LIB_FIRMWARE
+ config RT2X00_LIB_CRYPTO
+       boolean
++config RT2X00_LIB_EEPROM
++      boolean
++
+ config RT2X00_LIB_LEDS
+       boolean
+       default y if (RT2X00_LIB=y && LEDS_CLASS=y) || (RT2X00_LIB=m && LEDS_CLASS!=n)
+--- a/drivers/net/wireless/rt2x00/Makefile
++++ b/drivers/net/wireless/rt2x00/Makefile
+@@ -7,6 +7,7 @@ rt2x00lib-$(CONFIG_RT2X00_LIB_DEBUGFS) +
+ rt2x00lib-$(CONFIG_RT2X00_LIB_CRYPTO) += rt2x00crypto.o
+ rt2x00lib-$(CONFIG_RT2X00_LIB_FIRMWARE)       += rt2x00firmware.o
+ rt2x00lib-$(CONFIG_RT2X00_LIB_LEDS)   += rt2x00leds.o
++rt2x00lib-$(CONFIG_RT2X00_LIB_EEPROM) += rt2x00eeprom.o
+ obj-$(CONFIG_RT2X00_LIB)              += rt2x00lib.o
+ obj-$(CONFIG_RT2X00_LIB_PCI)          += rt2x00pci.o
+--- a/drivers/net/wireless/rt2x00/rt2800pci.c
++++ b/drivers/net/wireless/rt2x00/rt2800pci.c
+@@ -84,20 +84,10 @@ static void rt2800pci_mcu_status(struct 
+       rt2x00pci_register_write(rt2x00dev, H2M_MAILBOX_CID, ~0);
+ }
+-#if defined(CONFIG_RALINK_RT288X) || defined(CONFIG_RALINK_RT305X)
+ static void rt2800pci_read_eeprom_soc(struct rt2x00_dev *rt2x00dev)
+ {
+-      void __iomem *base_addr = ioremap(0x1F040000, EEPROM_SIZE);
+-
+-      memcpy_fromio(rt2x00dev->eeprom, base_addr, EEPROM_SIZE);
+-
+-      iounmap(base_addr);
++      memcpy(rt2x00dev->eeprom, rt2x00dev->eeprom_file->data, EEPROM_SIZE);
+ }
+-#else
+-static inline void rt2800pci_read_eeprom_soc(struct rt2x00_dev *rt2x00dev)
+-{
+-}
+-#endif /* CONFIG_RALINK_RT288X || CONFIG_RALINK_RT305X */
+ #ifdef CONFIG_PCI
+ static void rt2800pci_eepromregister_read(struct eeprom_93cx6 *eeprom)
+@@ -315,6 +305,20 @@ static int rt2800pci_write_firmware(stru
+ }
+ /*
++ * EEPROM file functions.
++ */
++static char *rt2800pci_get_eeprom_file_name(struct rt2x00_dev *rt2x00dev)
++{
++      struct rt2x00_platform_data *pdata;
++
++      pdata = rt2x00dev->dev->platform_data;
++      if (pdata)
++              return pdata->eeprom_file_name;
++
++      return NULL;
++}
++
++/*
+  * Initialization functions.
+  */
+ static bool rt2800pci_get_entry_state(struct queue_entry *entry)
+@@ -1057,6 +1061,7 @@ static const struct rt2x00lib_ops rt2800
+       .get_firmware_name      = rt2800pci_get_firmware_name,
+       .check_firmware         = rt2800_check_firmware,
+       .load_firmware          = rt2800_load_firmware,
++      .get_eeprom_file_name   = rt2800pci_get_eeprom_file_name,
+       .initialize             = rt2x00pci_initialize,
+       .uninitialize           = rt2x00pci_uninitialize,
+       .get_entry_state        = rt2800pci_get_entry_state,
+--- a/drivers/net/wireless/rt2x00/rt2x00dev.c
++++ b/drivers/net/wireless/rt2x00/rt2x00dev.c
+@@ -1122,6 +1122,10 @@ int rt2x00lib_probe_dev(struct rt2x00_de
+       INIT_WORK(&rt2x00dev->intf_work, rt2x00lib_intf_scheduled);
+       INIT_DELAYED_WORK(&rt2x00dev->autowakeup_work, rt2x00lib_autowakeup);
++      retval = rt2x00lib_load_eeprom_file(rt2x00dev);
++      if (retval)
++              goto exit;
++
+       /*
+        * Let the driver probe the device to detect the capabilities.
+        */
+@@ -1223,6 +1227,11 @@ void rt2x00lib_remove_dev(struct rt2x00_
+        * Free queue structures.
+        */
+       rt2x00queue_free(rt2x00dev);
++
++      /*
++       * Free EEPROM image.
++       */
++      rt2x00lib_free_eeprom_file(rt2x00dev);
+ }
+ EXPORT_SYMBOL_GPL(rt2x00lib_remove_dev);
+--- a/drivers/net/wireless/rt2x00/rt2x00soc.c
++++ b/drivers/net/wireless/rt2x00/rt2x00soc.c
+@@ -94,6 +94,7 @@ int rt2x00soc_probe(struct platform_devi
+       rt2x00dev->hw = hw;
+       rt2x00dev->irq = platform_get_irq(pdev, 0);
+       rt2x00dev->name = pdev->dev.driver->name;
++      set_bit(REQUIRE_EEPROM_FILE, &rt2x00dev->cap_flags);
+       rt2x00_set_chip_intf(rt2x00dev, RT2X00_CHIP_INTF_SOC);
diff --git a/package/mac80211/patches/604-rt2x00-add-CONFIG_RT2X00_LIB_EEPROM-option.patch b/package/mac80211/patches/604-rt2x00-add-CONFIG_RT2X00_LIB_EEPROM-option.patch
new file mode 100644 (file)
index 0000000..283a1b3
--- /dev/null
@@ -0,0 +1,10 @@
+--- a/config.mk
++++ b/config.mk
+@@ -578,6 +578,7 @@ CONFIG_RT2X00=y
+ CONFIG_RT2X00_LIB=m
+ CONFIG_RT2800_LIB=m
+ CONFIG_RT2X00_LIB_FIRMWARE=y
++CONFIG_RT2X00_LIB_EEPROM=y
+ CONFIG_RT2X00_LIB_CRYPTO=y
+ # CONFIG_RT2X00_LIB_SOC=y
+ ifdef CONFIG_COMPAT_KERNEL_2_6_25