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authorjuhosg <juhosg@3c298f89-4303-0410-b956-a3cf2f4a3e73>2009-06-21 14:38:15 +0000
committerjuhosg <juhosg@3c298f89-4303-0410-b956-a3cf2f4a3e73>2009-06-21 14:38:15 +0000
commita1b9c1d2f6ee6e18907ffec28f3774268d5628a4 (patch)
tree080e4b7e554100ee3d169d24694f93666bbfc0a2 /package/mac80211/patches
parent1932ef3fc46a90b00beec60bb9b746c87dce30b4 (diff)
[package] mac80211/ath5k: add workaround for the AR71xx PCI bug
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@16535 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'package/mac80211/patches')
-rw-r--r--package/mac80211/patches/201-ath5k-WAR-for-AR71xx-PCI-bug.patch32
1 files changed, 32 insertions, 0 deletions
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 000000000..ca0478640
--- /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 },