diff options
| author |   Gabor Juhos <juhosg@openwrt.org> | 2012-07-03 19:13:23 +0200 |
|---|---|---|
| committer |   John W. Linville <linville@tuxdriver.com> | 2012-07-09 16:36:27 -0400 |
| commit | 8bc45c6bf217a03018561d0edc9ab74fef3b3ed7 (patch) | |
| tree | e44c8154c63c9741260a7f2c7bc2e7afaef6ce2d /drivers/net/wireless/ath/ath9k/ar9003_phy.c | |
| parent | ath9k: add initvals for AR9550 (diff) | |
| download | linux-dev-8bc45c6bf217a03018561d0edc9ab74fef3b3ed7.tar.xz linux-dev-8bc45c6bf217a03018561d0edc9ab74fef3b3ed7.zip | |
ath9k: add mode register initialization code for AR9550
Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
Acked-by: Luis R. Rodriguez <mcgrof@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/ath/ath9k/ar9003_phy.c')
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/ar9003_phy.c | 61 |
1 files changed, 60 insertions, 1 deletions
diff --git a/drivers/net/wireless/ath/ath9k/ar9003_phy.c b/drivers/net/wireless/ath/ath9k/ar9003_phy.c index 6b91ebb158fe..898ee143070f 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_phy.c +++ b/drivers/net/wireless/ath/ath9k/ar9003_phy.c @@ -618,6 +618,50 @@ static void ar9003_hw_prog_ini(struct ath_hw *ah, } } +static int ar9550_hw_get_modes_txgain_index(struct ath_hw *ah, + struct ath9k_channel *chan) +{ + int ret; + + switch (chan->chanmode) { + case CHANNEL_A: + case CHANNEL_A_HT20: + if (chan->channel <= 5350) + ret = 1; + else if ((chan->channel > 5350) && (chan->channel <= 5600)) + ret = 3; + else + ret = 5; + break; + + case CHANNEL_A_HT40PLUS: + case CHANNEL_A_HT40MINUS: + if (chan->channel <= 5350) + ret = 2; + else if ((chan->channel > 5350) && (chan->channel <= 5600)) + ret = 4; + else + ret = 6; + break; + + case CHANNEL_G: + case CHANNEL_G_HT20: + case CHANNEL_B: + ret = 8; + break; + + case CHANNEL_G_HT40PLUS: + case CHANNEL_G_HT40MINUS: + ret = 7; + break; + + default: + ret = -EINVAL; + } + + return ret; +} + static int ar9003_hw_process_ini(struct ath_hw *ah, struct ath9k_channel *chan) { @@ -659,7 +703,22 @@ static int ar9003_hw_process_ini(struct ath_hw *ah, } REG_WRITE_ARRAY(&ah->iniModesRxGain, 1, regWrites); - REG_WRITE_ARRAY(&ah->iniModesTxGain, modesIndex, regWrites); + if (AR_SREV_9550(ah)) + REG_WRITE_ARRAY(&ah->ini_modes_rx_gain_bounds, modesIndex, + regWrites); + + if (AR_SREV_9550(ah)) { + int modes_txgain_index; + + modes_txgain_index = ar9550_hw_get_modes_txgain_index(ah, chan); + if (modes_txgain_index < 0) + return -EINVAL; + + REG_WRITE_ARRAY(&ah->iniModesTxGain, modes_txgain_index, + regWrites); + } else { + REG_WRITE_ARRAY(&ah->iniModesTxGain, modesIndex, regWrites); + } /* * For 5GHz channels requiring Fast Clock, apply |