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authorGabor Juhos <juhosg@openwrt.org>2010-02-09 16:27:35 +0000
committerGabor Juhos <juhosg@openwrt.org>2010-02-09 16:27:35 +0000
commit4f9f195c3281ced570efe34b9f5d5fcb9520b42e (patch)
tree11ecec6c6f37a4ce9f2b0c720e42bd2baa85eed9 /package
parent6c60de0ed15145bbc1376095aeda0d2b43fad837 (diff)
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ar71xx/mac80211: add a workaround for the bad signal strength on the WNDR3700
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@19565 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'package')
-rw-r--r--package/mac80211/Makefile4
-rw-r--r--package/mac80211/patches/409-ath9k-add-wndr3700-antenna-initialization.patch76
2 files changed, 78 insertions, 2 deletions
diff --git a/package/mac80211/Makefile b/package/mac80211/Makefile
index 4e98a5dc0f..f8d8d390f0 100644
--- 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
index 0000000000..98c989176d
--- /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 */