aboutsummaryrefslogtreecommitdiffstats
path: root/package/kernel/mac80211/patches/304-ath9k-force-rx_clear-when-disabling-rx.patch
diff options
context:
space:
mode:
authorFelix Fietkau <nbd@nbd.name>2017-02-24 11:57:27 +0100
committerFelix Fietkau <nbd@nbd.name>2017-02-24 12:22:29 +0100
commit703515f889124248480f39d65f8704548cbf1c09 (patch)
treecd06f11ec2cc4e6ddb75c8982ecaab9882d3a9ed /package/kernel/mac80211/patches/304-ath9k-force-rx_clear-when-disabling-rx.patch
parentd27dd6298b0f9a66199758b32ce19c0932ef2ee0 (diff)
downloadupstream-703515f889124248480f39d65f8704548cbf1c09.tar.gz
upstream-703515f889124248480f39d65f8704548cbf1c09.tar.bz2
upstream-703515f889124248480f39d65f8704548cbf1c09.zip
mac80211: sync with master branch as of 9edff13abd97
Includes the following changes: 9edff13abd mac80211: disable potentially harmful PS software retry for A-MPDU sessions 75216a76b0 mac80211: backport upstream fix for CSA in IBSS mode 368cc8ef47 mac80211: update brcmfmac backporting brcmf_err cleanups 66a63d25c4 mac80211: fix build on linux 3.18 9eacb9d7fc rt2x00: mt7620: lots of improvements fd94fa61a7 mac80211: brcmfmac: update Raspberry Pi patches for linux 4.9 649e766a64 mac80211: update to wireless-testing 2017-01-31 47540afa5d ath9k: add a warning to the tx99 config option b367eef21d mac80211: rt2x00: add support for external LNA on MT7620 9200e168f2 mac80211: move (& update) upstream accepted brcmfmac patches Signed-off-by: Felix Fietkau <nbd@nbd.name>
Diffstat (limited to 'package/kernel/mac80211/patches/304-ath9k-force-rx_clear-when-disabling-rx.patch')
-rw-r--r--package/kernel/mac80211/patches/304-ath9k-force-rx_clear-when-disabling-rx.patch35
1 files changed, 35 insertions, 0 deletions
diff --git a/package/kernel/mac80211/patches/304-ath9k-force-rx_clear-when-disabling-rx.patch b/package/kernel/mac80211/patches/304-ath9k-force-rx_clear-when-disabling-rx.patch
new file mode 100644
index 0000000000..eb6862db6d
--- /dev/null
+++ b/package/kernel/mac80211/patches/304-ath9k-force-rx_clear-when-disabling-rx.patch
@@ -0,0 +1,35 @@
+From: Felix Fietkau <nbd@openwrt.org>
+Date: Sun, 7 Jun 2015 13:53:35 +0200
+Subject: [PATCH] ath9k: force rx_clear when disabling rx
+
+This makes stopping Rx more reliable and should reduce the frequency of
+Rx related DMA stop warnings. Don't use rx_clear in TX99 mode.
+
+Cc: stable@vger.kernel.org
+Signed-off-by: Felix Fietkau <nbd@nbd.name>
+Signed-off-by: Helmut Schaa <helmut.schaa@googlemail.com>
+---
+
+--- a/drivers/net/wireless/ath/ath9k/mac.c
++++ b/drivers/net/wireless/ath/ath9k/mac.c
+@@ -677,13 +677,18 @@ void ath9k_hw_startpcureceive(struct ath
+
+ ath9k_ani_reset(ah, is_scanning);
+
+- REG_CLR_BIT(ah, AR_DIAG_SW, (AR_DIAG_RX_DIS | AR_DIAG_RX_ABORT));
++ REG_CLR_BIT(ah, AR_DIAG_SW,
++ AR_DIAG_RX_DIS | AR_DIAG_RX_ABORT | AR_DIAG_FORCE_RX_CLEAR);
+ }
+ EXPORT_SYMBOL(ath9k_hw_startpcureceive);
+
+ void ath9k_hw_abortpcurecv(struct ath_hw *ah)
+ {
+- REG_SET_BIT(ah, AR_DIAG_SW, AR_DIAG_RX_ABORT | AR_DIAG_RX_DIS);
++ u32 reg = AR_DIAG_RX_DIS | AR_DIAG_RX_ABORT;
++
++ if (!IS_ENABLED(CPTCFG_ATH9K_TX99))
++ reg |= AR_DIAG_FORCE_RX_CLEAR;
++ REG_SET_BIT(ah, AR_DIAG_SW, reg);
+
+ ath9k_hw_disable_mib_counters(ah);
+ }