diff options
Diffstat (limited to 'package/kernel/mac80211/patches/325-ath9k-ar9271_hw_pa_cal-use-REG_READ_ARRAY.patch')
| -rw-r--r-- | package/kernel/mac80211/patches/325-ath9k-ar9271_hw_pa_cal-use-REG_READ_ARRAY.patch | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/package/kernel/mac80211/patches/325-ath9k-ar9271_hw_pa_cal-use-REG_READ_ARRAY.patch b/package/kernel/mac80211/patches/325-ath9k-ar9271_hw_pa_cal-use-REG_READ_ARRAY.patch new file mode 100644 index 0000000000..4e4888fd07 --- /dev/null +++ b/package/kernel/mac80211/patches/325-ath9k-ar9271_hw_pa_cal-use-REG_READ_ARRAY.patch @@ -0,0 +1,24 @@ +From: Oleksij Rempel <linux@rempel-privat.de> +Date: Sun, 22 Mar 2015 19:29:52 +0100 +Subject: [PATCH] ath9k: ar9271_hw_pa_cal: use REG_READ_ARRAY + +insted of reading each register separatly +and waste 4ms on each operation, we can +use one shot read. + +Signed-off-by: Oleksij Rempel <linux@rempel-privat.de> +Signed-off-by: Kalle Valo <kvalo@codeaurora.org> +--- + +--- a/drivers/net/wireless/ath/ath9k/ar9002_calib.c ++++ b/drivers/net/wireless/ath/ath9k/ar9002_calib.c +@@ -440,8 +440,7 @@ static void ar9271_hw_pa_cal(struct ath_ + { AR9285_AN_RF2G3, 0 }, + }; + +- for (i = 0; i < ARRAY_SIZE(regList); i++) +- regList[i][1] = REG_READ(ah, regList[i][0]); ++ REG_READ_ARRAY(ah, regList, ARRAY_SIZE(regList)); + + ENABLE_REG_RMW_BUFFER(ah); + /* 7834, b1=0 */ |