diff options
| -rw-r--r-- | drivers/net/wireless/ath5k/hw.c | 31 |
1 files changed, 27 insertions, 4 deletions
diff --git a/drivers/net/wireless/ath5k/hw.c b/drivers/net/wireless/ath5k/hw.c index 8cd8659e912..dc51b844c62 100644 --- a/drivers/net/wireless/ath5k/hw.c +++ b/drivers/net/wireless/ath5k/hw.c @@ -847,7 +847,22 @@ int ath5k_hw_reset(struct ath5k_hw *ah, enum ieee80211_if_types op_mode, else ath5k_hw_reg_write(ah, 0x00000000, 0x994c); - ath5k_hw_reg_write(ah, 0x000009b5, 0xa228); + /* Some bits are disabled here, we know nothing about + * register 0xa228 yet, most of the times this ends up + * with a value 0x9b5 -haven't seen any dump with + * a different value- */ + /* Got this from decompiling binary HAL */ + data = ath5k_hw_reg_read(ah, 0xa228); + data &= 0xfffffdff; + ath5k_hw_reg_write(ah, data, 0xa228); + + data = ath5k_hw_reg_read(ah, 0xa228); + data &= 0xfffe03ff; + ath5k_hw_reg_write(ah, data, 0xa228); + data = 0; + + /* Just write 0x9b5 ? */ + /* ath5k_hw_reg_write(ah, 0x000009b5, 0xa228); */ ath5k_hw_reg_write(ah, 0x0000000f, AR5K_SEQ_MASK); ath5k_hw_reg_write(ah, 0x00000000, 0xa254); ath5k_hw_reg_write(ah, 0x0000000e, AR5K_PHY_SCAL); @@ -864,6 +879,7 @@ int ath5k_hw_reset(struct ath5k_hw *ah, enum ieee80211_if_types op_mode, else data = 0xffb80d20; ath5k_hw_reg_write(ah, data, AR5K_PHY_FRAME_CTL); + data = 0; } /* @@ -883,7 +899,6 @@ int ath5k_hw_reset(struct ath5k_hw *ah, enum ieee80211_if_types op_mode, /* * Write RF registers - * TODO:Does this work on 5211 (5111) ? */ ret = ath5k_hw_rfregs(ah, channel, mode); if (ret) @@ -1048,7 +1063,8 @@ int ath5k_hw_reset(struct ath5k_hw *ah, enum ieee80211_if_types op_mode, ath5k_hw_reg_write(ah, AR5K_PHY_ACT_ENABLE, AR5K_PHY_ACT); /* - * 5111/5112 Specific + * On 5211+ read activation -> rx delay + * and use it. */ if (ah->ah_version != AR5K_AR5210) { data = ath5k_hw_reg_read(ah, AR5K_PHY_RX_DELAY) & @@ -1056,7 +1072,8 @@ int ath5k_hw_reset(struct ath5k_hw *ah, enum ieee80211_if_types op_mode, data = (channel->hw_value & CHANNEL_CCK) ? ((data << 2) / 22) : (data / 10); - udelay(100 + data); + udelay(100 + (2 * data)); + data = 0; } else { mdelay(1); } @@ -1139,6 +1156,12 @@ int ath5k_hw_reset(struct ath5k_hw *ah, enum ieee80211_if_types op_mode, ath5k_hw_reg_write(ah, AR5K_PHY_SCLOCK_32MHZ, AR5K_PHY_SCLOCK); ath5k_hw_reg_write(ah, AR5K_PHY_SDELAY_32MHZ, AR5K_PHY_SDELAY); ath5k_hw_reg_write(ah, ah->ah_phy_spending, AR5K_PHY_SPENDING); + + data = ath5k_hw_reg_read(ah, AR5K_USEC_5211) & 0xffffc07f ; + data |= (ah->ah_phy_spending == AR5K_PHY_SPENDING_18) ? + 0x00000f80 : 0x00001380 ; + ath5k_hw_reg_write(ah, data, AR5K_USEC_5211); + data = 0; } if (ah->ah_version == AR5K_AR5212) { |