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openwrt-xburst/package/mac80211/patches/201-ath5k-WAR-for-AR71xx-PCI-bug.patch
hauke 3eb59941fd [mac80211] Update compat-wireless to 2009-06-25
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@16561 3c298f89-4303-0410-b956-a3cf2f4a3e73
2009-06-25 17:28:36 +00:00

33 lines
1.0 KiB
Diff

--- a/drivers/net/wireless/ath/ath5k/reset.c
+++ b/drivers/net/wireless/ath/ath5k/reset.c
@@ -1296,8 +1296,14 @@ 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 },