| b.liu | e958203 | 2025-04-17 19:18:16 +0800 | [diff] [blame] | 1 | --- a/drivers/net/wireless/ath/ath5k/initvals.c |
| 2 | +++ b/drivers/net/wireless/ath/ath5k/initvals.c |
| 3 | @@ -62,8 +62,14 @@ static const struct ath5k_ini ar5210_ini |
| 4 | { AR5K_IMR, 0 }, |
| 5 | { AR5K_IER, AR5K_IER_DISABLE }, |
| 6 | { AR5K_BSR, 0, AR5K_INI_READ }, |
| 7 | +#if !defined(CONFIG_ATHEROS_AR71XX) && !defined(CONFIG_ATH79) |
| 8 | { AR5K_TXCFG, AR5K_DMASIZE_128B }, |
| 9 | { AR5K_RXCFG, AR5K_DMASIZE_128B }, |
| 10 | +#else |
| 11 | + /* WAR for AR71xx PCI bug */ |
| 12 | + { AR5K_TXCFG, AR5K_DMASIZE_128B }, |
| 13 | + { AR5K_RXCFG, AR5K_DMASIZE_4B }, |
| 14 | +#endif |
| 15 | { AR5K_CFG, AR5K_INIT_CFG }, |
| 16 | { AR5K_TOPS, 8 }, |
| 17 | { AR5K_RXNOFRM, 8 }, |
| 18 | --- a/drivers/net/wireless/ath/ath5k/dma.c |
| 19 | +++ b/drivers/net/wireless/ath/ath5k/dma.c |
| 20 | @@ -869,10 +869,18 @@ ath5k_hw_dma_init(struct ath5k_hw *ah) |
| 21 | * guess we can tweak it and see how it goes ;-) |
| 22 | */ |
| 23 | if (ah->ah_version != AR5K_AR5210) { |
| 24 | +#if !defined(CONFIG_ATHEROS_AR71XX) && !defined(CONFIG_ATH79) |
| 25 | AR5K_REG_WRITE_BITS(ah, AR5K_TXCFG, |
| 26 | AR5K_TXCFG_SDMAMR, AR5K_DMASIZE_128B); |
| 27 | AR5K_REG_WRITE_BITS(ah, AR5K_RXCFG, |
| 28 | AR5K_RXCFG_SDMAMW, AR5K_DMASIZE_128B); |
| 29 | +#else |
| 30 | + /* WAR for AR71xx PCI bug */ |
| 31 | + AR5K_REG_WRITE_BITS(ah, AR5K_TXCFG, |
| 32 | + AR5K_TXCFG_SDMAMR, AR5K_DMASIZE_128B); |
| 33 | + AR5K_REG_WRITE_BITS(ah, AR5K_RXCFG, |
| 34 | + AR5K_RXCFG_SDMAMW, AR5K_DMASIZE_4B); |
| 35 | +#endif |
| 36 | } |
| 37 | |
| 38 | /* Pre-enable interrupts on 5211/5212*/ |