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authorFelix Fietkau <nbd@nbd.name>2016-12-27 23:57:15 +0100
committerFelix Fietkau <nbd@nbd.name>2017-01-05 11:09:12 +0100
commite3072599f6a5722421f21c16ddf9a5c27f1b7425 (patch)
tree7b2d92650a28690a39811d9f6c627c85ea476c31
parent84bd74057f0d2543ddbc7de2351b0a310df329c6 (diff)
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ath9k: don't run periodic and nf calibration at the same time
Might fix some stability issues on older chips Signed-off-by: Felix Fietkau <nbd@nbd.name>
-rw-r--r--package/kernel/mac80211/patches/347-ath9k-don-t-run-periodic-and-nf-calibation-at-the-sa.patch26
1 files changed, 26 insertions, 0 deletions
diff --git a/package/kernel/mac80211/patches/347-ath9k-don-t-run-periodic-and-nf-calibation-at-the-sa.patch b/package/kernel/mac80211/patches/347-ath9k-don-t-run-periodic-and-nf-calibation-at-the-sa.patch
new file mode 100644
index 0000000..529e109
--- /dev/null
+++ b/package/kernel/mac80211/patches/347-ath9k-don-t-run-periodic-and-nf-calibation-at-the-sa.patch
@@ -0,0 +1,26 @@
+From: Felix Fietkau <nbd@nbd.name>
+Date: Tue, 27 Dec 2016 23:16:23 +0100
+Subject: [PATCH] ath9k: don't run periodic and nf calibation at the same time
+
+The checks already prevents periodic cal from being started while noise
+floor calibration runs. It is missing checks for the other way around.
+
+Signed-off-by: Felix Fietkau <nbd@nbd.name>
+---
+
+--- a/drivers/net/wireless/ath/ath9k/ar9002_calib.c
++++ b/drivers/net/wireless/ath/ath9k/ar9002_calib.c
+@@ -676,10 +676,10 @@ static int ar9002_hw_calibrate(struct at
+ return 0;
+
+ ah->cal_list_curr = currCal = currCal->calNext;
+- if (currCal->calState == CAL_WAITING) {
++ if (currCal->calState == CAL_WAITING)
+ ath9k_hw_reset_calibration(ah, currCal);
+- return 0;
+- }
++
++ return 0;
+ }
+
+ /* Do NF cal only at longer intervals */