ar71xx/mac80211: add a workaround for the bad signal strength on the WNDR3700

SVN-Revision: 19565

diff --git a/package/mac80211/Makefile b/package/mac80211/Makefile
index 4e98a5dc0f061ca8043b267a0811213da0dea0f8..f8d8d390f026589823b0196d36003859baa3334d 100644 (file)
--- a/package/mac80211/Makefile
+++ b/package/mac80211/Makefile
@@ -1,5 +1,5 @@
 #
-# Copyright (C) 2007-2009 OpenWrt.org
+# Copyright (C) 2007-2010 OpenWrt.org
 #
 # This is free software, licensed under the GNU General Public License v2.
 # See /LICENSE for more information.
@@ -11,7 +11,7 @@ include $(INCLUDE_DIR)/kernel.mk
 PKG_NAME:=mac80211
 
 PKG_VERSION:=2010-02-02
-PKG_RELEASE:=1
+PKG_RELEASE:=2
 PKG_SOURCE_URL:=http://mirror2.openwrt.org/sources
 #      http://www.orbit-lab.org/kernel/compat-wireless-2.6/2010/11 \
 #      http://wireless.kernel.org/download/compat-wireless-2.6

diff --git a/package/mac80211/patches/409-ath9k-add-wndr3700-antenna-initialization.patch b/package/mac80211/patches/409-ath9k-add-wndr3700-antenna-initialization.patch
new file mode 100644 (file)
index 0000000..98c9891
--- /dev/null
+++ b/package/mac80211/patches/409-ath9k-add-wndr3700-antenna-initialization.patch
@@ -0,0 +1,76 @@
+--- a/drivers/net/wireless/ath/ath9k/init.c
++++ b/drivers/net/wireless/ath/ath9k/init.c
+@@ -14,6 +14,7 @@
+  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+  */
+ 
++#include "linux/ath9k_platform.h"
+ #include "ath9k.h"
+ 
+ static char *dev_info = "ath9k";
+@@ -546,6 +547,8 @@ static int ath9k_init_softc(u16 devid, s
+       pdata = (struct ath9k_platform_data *) sc->dev->platform_data;
+       if (!pdata)
+               ah->ah_flags |= AH_USE_EEPROM;
++      else
++              sc->quirk_wndr3700 = pdata->quirk_wndr3700;
+ 
+       common = ath9k_hw_common(ah);
+       common->ops = &ath9k_common_ops;
+@@ -670,6 +673,24 @@ void ath9k_set_hw_capab(struct ath_softc
+       SET_IEEE80211_PERM_ADDR(hw, common->macaddr);
+ }
+ 
++#ifdef CONFIG_ATHEROS_AR71XX
++static void wndr3700_init_antenna(struct ath_hw *ah)
++{
++      ath9k_hw_cfg_output(ah, 6, AR_GPIO_OUTPUT_MUX_AS_OUTPUT);
++      ath9k_hw_cfg_output(ah, 7, AR_GPIO_OUTPUT_MUX_AS_OUTPUT);
++      ath9k_hw_cfg_output(ah, 8, AR_GPIO_OUTPUT_MUX_AS_OUTPUT);
++      ath9k_hw_cfg_output(ah, 9, AR_GPIO_OUTPUT_MUX_AS_OUTPUT);
++
++      /* select the first antenna group */
++      ath9k_hw_set_gpio(ah, 6, 0);
++      ath9k_hw_set_gpio(ah, 7, 1);
++      ath9k_hw_set_gpio(ah, 8, 0);
++      ath9k_hw_set_gpio(ah, 9, 1);
++}
++#else
++static inline void wndr3700_init_antenna(struct ath_hw *ah) {}
++#endif /* CONFIG_ATHEROS_AR71XX */
++
+ int ath9k_init_device(u16 devid, struct ath_softc *sc, u16 subsysid,
+                   const struct ath_bus_ops *bus_ops)
+ {
+@@ -688,6 +709,9 @@ int ath9k_init_device(u16 devid, struct 
+       common = ath9k_hw_common(ah);
+       ath9k_set_hw_capab(sc, hw);
+ 
++      if (sc->quirk_wndr3700)
++              wndr3700_init_antenna(ah);
++
+       /* Initialize regulatory */
+       error = ath_regd_init(&common->regulatory, sc->hw->wiphy,
+                             ath9k_reg_notifier);
+--- a/drivers/net/wireless/ath/ath9k/ath9k.h
++++ b/drivers/net/wireless/ath/ath9k/ath9k.h
+@@ -510,6 +510,8 @@ struct ath_softc {
+       struct ath_beacon_config cur_beacon_conf;
+       struct delayed_work tx_complete_work;
+       struct ath_btcoex btcoex;
++
++      unsigned long quirk_wndr3700:1;
+ };
+ 
+ struct ath_wiphy {
+--- a/include/linux/ath9k_platform.h
++++ b/include/linux/ath9k_platform.h
+@@ -24,6 +24,8 @@
+ struct ath9k_platform_data {
+       u16 eeprom_data[ATH9K_PLAT_EEP_MAX_WORDS];
+       u8 *macaddr;
++
++      unsigned long quirk_wndr3700:1;
+ };
+ 
+ #endif /* _LINUX_ATH9K_PLATFORM_H */

diff --git a/target/linux/ar71xx/files/arch/mips/ar71xx/dev-ap94-pci.c b/target/linux/ar71xx/files/arch/mips/ar71xx/dev-ap94-pci.c
index 920ab6c7258de72ddecc4b527aeb876fb520a7a9..bfa668f74f455c27118faa92215ab63b28c3c477 100644 (file)
--- a/target/linux/ar71xx/files/arch/mips/ar71xx/dev-ap94-pci.c
+++ b/target/linux/ar71xx/files/arch/mips/ar71xx/dev-ap94-pci.c
@@ -1,7 +1,7 @@
 /*
  *  Atheros AP94 reference board PCI initialization
  *
- *  Copyright (C) 2009 Gabor Juhos <juhosg@openwrt.org>
+ *  Copyright (C) 2009-2010 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
@@ -125,6 +125,12 @@ static void ap94_pci_fixup(struct pci_dev *dev)
 }
 DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_ATHEROS, PCI_ANY_ID, ap94_pci_fixup);
 
+void __init ap94_pci_enable_quirk_wndr3700(void)
+{
+       ap94_wmac0_data.quirk_wndr3700 = 1;
+       ap94_wmac1_data.quirk_wndr3700 = 1;
+}
+
 void __init ap94_pci_init(u8 *cal_data0, u8 *mac_addr0,
                          u8 *cal_data1, u8 *mac_addr1)
 {

diff --git a/target/linux/ar71xx/files/arch/mips/ar71xx/dev-ap94-pci.h b/target/linux/ar71xx/files/arch/mips/ar71xx/dev-ap94-pci.h
index 7969ed4270b4c123334061be9114c031161790e1..e69ba55e538d42f22d1741db13877cb18046d197 100644 (file)
--- a/target/linux/ar71xx/files/arch/mips/ar71xx/dev-ap94-pci.h
+++ b/target/linux/ar71xx/files/arch/mips/ar71xx/dev-ap94-pci.h
@@ -1,7 +1,7 @@
 /*
  *  Atheros AP94 reference board PCI initialization
  *
- *  Copyright (C) 2009 Gabor Juhos <juhosg@openwrt.org>
+ *  Copyright (C) 2009-2010 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
@@ -14,11 +14,14 @@
 #if defined(CONFIG_AR71XX_DEV_AP94_PCI)
 void ap94_pci_init(u8 *cal_data0, u8 *mac_addr0,
                   u8 *cal_data1, u8 *mac_addr1) __init;
+
+void ap94_pci_enable_quirk_wndr3700(void) __init;
+
 #else
 static inline void ap94_pci_init(u8 *cal_data0, u8 *mac_addr0,
-                                u8 *cal_data1, u8 *mac_addr1)
-{
-}
+                                u8 *cal_data1, u8 *mac_addr1) {}
+
+static inline void ap94_pci_enable_quirk_wndr3700(void) {}
 #endif
 
 #endif /* _AR71XX_DEV_AP94_PCI_H */

diff --git a/target/linux/ar71xx/files/arch/mips/ar71xx/mach-wndr3700.c b/target/linux/ar71xx/files/arch/mips/ar71xx/mach-wndr3700.c
index a0eb8d4826110d73ab99cc89884246c6b5ffc4cb..eaa9654aaab5e77ec20f1ee22819c33e780f92a9 100644 (file)
--- a/target/linux/ar71xx/files/arch/mips/ar71xx/mach-wndr3700.c
+++ b/target/linux/ar71xx/files/arch/mips/ar71xx/mach-wndr3700.c
@@ -2,7 +2,7 @@
  *  Netgear WNDR3700 board support
  *
  *  Copyright (C) 2009 Marco Porsch
- *  Copyright (C) 2009 Gabor Juhos <juhosg@openwrt.org>
+ *  Copyright (C) 2009-2010 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
@@ -191,6 +191,7 @@ static void __init wndr3700_setup(void)
        platform_device_register(&wndr3700_rtl8366s_device);
        platform_device_register_simple("wndr3700-led-usb", -1, NULL, 0);
 
+       ap94_pci_enable_quirk_wndr3700();
        ap94_pci_init(art + WNDR3700_CALDATA0_OFFSET,
                      art + WNDR3700_WMAC0_MAC_OFFSET,
                      art + WNDR3700_CALDATA1_OFFSET,

diff --git a/target/linux/ar71xx/files/include/linux/ath9k_platform.h b/target/linux/ar71xx/files/include/linux/ath9k_platform.h
index 9fb8c6e422d59417249228b7e4539433ea1652d2..3c220120283c0c97694a2bc03d21d8caaf0b70c5 100644 (file)
--- a/target/linux/ar71xx/files/include/linux/ath9k_platform.h
+++ b/target/linux/ar71xx/files/include/linux/ath9k_platform.h
@@ -16,6 +16,8 @@
 struct ath9k_platform_data {
        u16 eeprom_data[ATH9K_PLAT_EEP_MAX_WORDS];
        u8 *macaddr;
+
+       unsigned long quirk_wndr3700:1;
 };
 
 #endif /* _LINUX_ATH9K_PLATFORM_H */