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-rw-r--r--drivers/net/wireless/ath/ath5k/phy.c24
1 files changed, 17 insertions, 7 deletions
diff --git a/drivers/net/wireless/ath/ath5k/phy.c b/drivers/net/wireless/ath/ath5k/phy.c
index a876ca8d69ef..0981fb406cb0 100644
--- a/drivers/net/wireless/ath/ath5k/phy.c
+++ b/drivers/net/wireless/ath/ath5k/phy.c
@@ -740,13 +740,22 @@ int ath5k_hw_rfregs_init(struct ath5k_hw *ah, struct ieee80211_channel *channel,
AR5K_RF_XPD_GAIN, true);
} else {
- /* TODO: Set high and low gain bits */
- ath5k_hw_rfb_op(ah, rf_regs,
- ee->ee_x_gain[ee_mode],
+ u8 *pdg_curve_to_idx = ee->ee_pdc_to_idx[ee_mode];
+ if (ee->ee_pd_gains[ee_mode] > 1) {
+ ath5k_hw_rfb_op(ah, rf_regs,
+ pdg_curve_to_idx[0],
AR5K_RF_PD_GAIN_LO, true);
- ath5k_hw_rfb_op(ah, rf_regs,
- ee->ee_x_gain[ee_mode],
+ ath5k_hw_rfb_op(ah, rf_regs,
+ pdg_curve_to_idx[1],
AR5K_RF_PD_GAIN_HI, true);
+ } else {
+ ath5k_hw_rfb_op(ah, rf_regs,
+ pdg_curve_to_idx[0],
+ AR5K_RF_PD_GAIN_LO, true);
+ ath5k_hw_rfb_op(ah, rf_regs,
+ pdg_curve_to_idx[0],
+ AR5K_RF_PD_GAIN_HI, true);
+ }
/* Lower synth voltage on Rev 2 */
ath5k_hw_rfb_op(ah, rf_regs, 2,
@@ -1897,8 +1906,9 @@ ath5k_get_linear_pcdac_min(const u8 *stepL, const u8 *stepR,
s16 min_pwrL, min_pwrR;
s16 pwr_i;
- if (WARN_ON(stepL[0] == stepL[1] || stepR[0] == stepR[1]))
- return 0;
+ /* Some vendors write the same pcdac value twice !!! */
+ if (stepL[0] == stepL[1] || stepR[0] == stepR[1])
+ return max(pwrL[0], pwrR[0]);
if (pwrL[0] == pwrL[1])
min_pwrL = pwrL[0];