From 77bb9494c2b517576d3f9fac636c20c28cfb76ed Mon Sep 17 00:00:00 2001 From: Gabor Juhos Date: Sun, 21 Jun 2009 14:38:15 +0000 Subject: [PATCH] mac80211/ath5k: add workaround for the AR71xx PCI bug SVN-Revision: 16535 --- package/mac80211/Makefile | 2 +- .../201-ath5k-WAR-for-AR71xx-PCI-bug.patch | 32 +++++++++++++++++++ 2 files changed, 33 insertions(+), 1 deletion(-) create mode 100644 package/mac80211/patches/201-ath5k-WAR-for-AR71xx-PCI-bug.patch diff --git a/package/mac80211/Makefile b/package/mac80211/Makefile index 1134ddcf97..d793d91708 100644 --- a/package/mac80211/Makefile +++ b/package/mac80211/Makefile @@ -18,7 +18,7 @@ ifneq ($(CONFIG_LINUX_2_6_21)$(CONFIG_LINUX_2_6_23)$(CONFIG_LINUX_2_6_24)$(CONFI PATCH_DIR:=./patches-old else PKG_VERSION:=2009-06-02 - PKG_RELEASE:=1 + PKG_RELEASE:=2 PKG_SOURCE_URL:= \ http://www.orbit-lab.org/kernel/compat-wireless-2.6/2009/06 \ http://wireless.kernel.org/download/compat-wireless-2.6 diff --git a/package/mac80211/patches/201-ath5k-WAR-for-AR71xx-PCI-bug.patch b/package/mac80211/patches/201-ath5k-WAR-for-AR71xx-PCI-bug.patch new file mode 100644 index 0000000000..ca0478640e --- /dev/null +++ b/package/mac80211/patches/201-ath5k-WAR-for-AR71xx-PCI-bug.patch @@ -0,0 +1,32 @@ +--- a/drivers/net/wireless/ath/ath5k/reset.c ++++ b/drivers/net/wireless/ath/ath5k/reset.c +@@ -1297,8 +1297,14 @@ int ath5k_hw_reset(struct ath5k_hw *ah, + if (ah->ah_version != AR5K_AR5210) { + AR5K_REG_WRITE_BITS(ah, AR5K_TXCFG, + AR5K_TXCFG_SDMAMR, AR5K_DMASIZE_128B); ++#ifndef CONFIG_ATHEROS_AR71XX + AR5K_REG_WRITE_BITS(ah, AR5K_RXCFG, + AR5K_RXCFG_SDMAMW, AR5K_DMASIZE_128B); ++#else ++ /* WAR for AR71xx PCI bug */ ++ AR5K_REG_WRITE_BITS(ah, AR5K_RXCFG, ++ AR5K_RXCFG_SDMAMW, AR5K_DMASIZE_4B); ++#endif + } + + /* Pre-enable interrupts on 5211/5212*/ +--- a/drivers/net/wireless/ath/ath5k/initvals.c ++++ b/drivers/net/wireless/ath/ath5k/initvals.c +@@ -59,7 +59,12 @@ static const struct ath5k_ini ar5210_ini + { AR5K_IER, AR5K_IER_DISABLE }, + { AR5K_BSR, 0, AR5K_INI_READ }, + { AR5K_TXCFG, AR5K_DMASIZE_128B }, ++#ifndef CONFIG_ATHEROS_AR71XX + { AR5K_RXCFG, AR5K_DMASIZE_128B }, ++#else ++ /* WAR for AR71xx PCI bug */ ++ { AR5K_RXCFG, AR5K_DMASIZE_4B }, ++#endif + { AR5K_CFG, AR5K_INIT_CFG }, + { AR5K_TOPS, 8 }, + { AR5K_RXNOFRM, 8 }, -- 2.25.1