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54 lines
1.5 KiB
Diff
54 lines
1.5 KiB
Diff
From: Felix Fietkau <nbd@openwrt.org>
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Date: Sat, 18 Oct 2014 13:39:11 +0200
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Subject: [PATCH] ath9k_hw: do not run NF and periodic calibration at the
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same time
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It can cause inconsistent calibration results or in some cases turn the
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radio deaf.
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Signed-off-by: Felix Fietkau <nbd@openwrt.org>
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---
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--- a/drivers/net/wireless/ath/ath9k/ar9002_calib.c
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+++ b/drivers/net/wireless/ath/ath9k/ar9002_calib.c
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@@ -660,7 +660,6 @@ static void ar9002_hw_olc_temp_compensat
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static int ar9002_hw_calibrate(struct ath_hw *ah, struct ath9k_channel *chan,
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u8 rxchainmask, bool longcal)
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{
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- bool iscaldone = true;
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struct ath9k_cal_list *currCal = ah->cal_list_curr;
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bool nfcal, nfcal_pending = false;
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int ret;
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@@ -672,15 +671,13 @@ static int ar9002_hw_calibrate(struct at
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if (currCal && !nfcal &&
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(currCal->calState == CAL_RUNNING ||
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currCal->calState == CAL_WAITING)) {
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- iscaldone = ar9002_hw_per_calibration(ah, chan,
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- rxchainmask, currCal);
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- if (iscaldone) {
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- ah->cal_list_curr = currCal = currCal->calNext;
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-
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- if (currCal->calState == CAL_WAITING) {
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- iscaldone = false;
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- ath9k_hw_reset_calibration(ah, currCal);
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- }
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+ if (!ar9002_hw_per_calibration(ah, chan, rxchainmask, currCal))
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+ return 0;
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+
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+ ah->cal_list_curr = currCal = currCal->calNext;
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+ if (currCal->calState == CAL_WAITING) {
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+ ath9k_hw_reset_calibration(ah, currCal);
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+ return 0;
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}
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}
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@@ -710,7 +707,7 @@ static int ar9002_hw_calibrate(struct at
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}
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}
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- return iscaldone;
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+ return 1;
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}
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/* Carrier leakage Calibration fix */
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