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ath9k: clear bb filter calibration power threshold

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JP WiFi certification for bandwidth of channel 14 failed, the OBW
is lower than the requirement. Clear the bb filter calibration power
threshold to increase OBW(+2). The fix only for qca9531 chip now.

Signed-off-by: Miaoqing Pan <miaoqing@codeaurora.org>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
This commit is contained in:
Miaoqing Pan
2016-02-18 17:20:02 +08:00
committed by Kalle Valo
parent e9a26010f6
commit 25c0f30142
2 changed files with 9 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

7
drivers/net/wireless/ath/ath9k/ar9003_phy.c
View File

@@ -976,9 +976,14 @@ static int ar9003_hw_process_ini(struct ath_hw *ah,
/*
* JAPAN regulatory.
*/
if (chan->channel == 2484)
if (chan->channel == 2484) {
ar9003_hw_prog_ini(ah, &ah->iniCckfirJapan2484, 1);
if (AR_SREV_9531(ah))
REG_RMW_FIELD(ah, AR_PHY_FCAL_2_0,
AR_PHY_FLC_PWR_THRESH, 0);
}
ah->modes_index = modesIndex;
ar9003_hw_override_ini(ah);
ar9003_hw_set_channel_regs(ah, chan);

3
drivers/net/wireless/ath/ath9k/ar9003_phy.h
View File

@@ -487,6 +487,9 @@
#define AR_PHY_ADDAC_PARA_CTL (AR_SM_BASE + 0x150)
#define AR_PHY_XPA_CFG (AR_SM_BASE + 0x158)
#define AR_PHY_FLC_PWR_THRESH 7
#define AR_PHY_FLC_PWR_THRESH_S 0
#define AR_PHY_FRAME_CTL_CF_OVERLAP_WINDOW 3
#define AR_PHY_FRAME_CTL_CF_OVERLAP_WINDOW_S 0