[PATCH 5/9] ath5k: Reorder reset function to match regdumps
From: Nick Kossifidis <hidden>
Date: 2007-12-16 01:01:04
Subsystem:
networking drivers (wireless), the rest · Maintainers:
Johannes Berg, Linus Torvalds
* Modify reset function to match regdumps, we still have some things to fix. Changes-licensed-under: ISC Signed-off-by: Nick Kossifidis <mickflemm@gmail.com> ---
diff --git a/drivers/net/wireless/ath5k/hw.c b/drivers/net/wireless/ath5k/hw.c
index 72d0432..ed311ae 100644
--- a/drivers/net/wireless/ath5k/hw.c
+++ b/drivers/net/wireless/ath5k/hw.c@@ -683,7 +683,9 @@ int ath5k_hw_reset(struct ath5k_hw *ah, enum ieee80211_if_types op_mode, } - ath5k_hw_write_initvals(ah, mode, change_channel); + ret = ath5k_hw_write_initvals(ah, mode, change_channel); + if (ret) + return ret; /* * 5211/5212 Specific
@@ -699,8 +701,23 @@ int ath5k_hw_reset(struct ath5k_hw *ah, enum ieee80211_if_types op_mode, mdelay(1); - if (ah->ah_version == AR5K_AR5212) - ath5k_hw_write_rate_duration(ah, driver_mode); + /* + * Write some more initial register settings + */ + if (ah->ah_version > AR5K_AR5211){ /* found on 5213+ */ + ath5k_hw_reg_write(ah, 0x0002a002, AR5K_PHY(11)); + + if (channel->val == CHANNEL_G) + ath5k_hw_reg_write(ah, 0x00f80d80, AR5K_PHY(83)); /* 0x00fc0ec0 */ + else + ath5k_hw_reg_write(ah, 0x00000000, AR5K_PHY(83)); + + ath5k_hw_reg_write(ah, 0x000001b5, 0xa228); /* 0x000009b5 */ + ath5k_hw_reg_write(ah, 0x000009b5, 0xa228); + ath5k_hw_reg_write(ah, 0x0000000f, 0x8060); + ath5k_hw_reg_write(ah, 0x00000000, 0xa254); + ath5k_hw_reg_write(ah, 0x0000000e, AR5K_PHY_SCAL); + } /* Fix for first revision of the RF5112 RF chipset */ if (ah->ah_radio >= AR5K_RF5112 &&
@@ -716,12 +733,16 @@ int ath5k_hw_reset(struct ath5k_hw *ah, enum ieee80211_if_types op_mode, } /* - * Set TX power (XXX use txpower from net80211) + * Set TX power (FIXME) */ ret = ath5k_hw_txpower(ah, channel, AR5K_TUNE_DEFAULT_TXPOWER); if (ret) return ret; + /* Write rate duration table */ + if (ah->ah_version == AR5K_AR5212) + ath5k_hw_write_rate_duration(ah, driver_mode); + /* * Write RF registers * TODO:Does this work on 5211 (5111) ?
@@ -754,6 +775,17 @@ int ath5k_hw_reset(struct ath5k_hw *ah, enum ieee80211_if_types op_mode, } /* + * Set channel and calibrate the PHY + */ + ret = ath5k_hw_channel(ah, channel); + if (ret) + return ret; + + /* Set antenna mode */ + AR5K_REG_MASKED_BITS(ah, AR5K_PHY(0x44), + ah->ah_antenna[ee_mode][0], 0xfffffc06); + + /* * In case a fixed antenna was set as default * write the same settings on both AR5K_PHY_ANT_SWITCH_TABLE * registers.
@@ -862,13 +894,6 @@ int ath5k_hw_reset(struct ath5k_hw *ah, enum ieee80211_if_types op_mode, } /* - * Set channel and calibrate the PHY - */ - ret = ath5k_hw_channel(ah, channel); - if (ret) - return ret; - - /* * Enable the PHY and wait until completion */ ath5k_hw_reg_write(ah, AR5K_PHY_ACT_ENABLE, AR5K_PHY_ACT);