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ath9k: add another ANI fix for older chipsets

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Signed-off-by: Felix Fietkau <nbd@openwrt.org>

SVN-Revision: 39865
This commit is contained in:
Felix Fietkau 2014-03-10 18:58:52 +00:00
parent cedfe135ab
commit dd7524f3f9
1 changed files with 32 additions and 1 deletions
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33
package/kernel/mac80211/patches/300-pending_work.patch
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@ -1,3 +1,16 @@
commit c977493766310a825f406836636ffd66e1447783
Author: Felix Fietkau <nbd@openwrt.org>
Date: Mon Mar 10 19:52:56 2014 +0100
ath9k_hw: remove ANI function restrictions for AP mode
The primary purpose of this piece of code was to selectively disable
OFDM weak signal detection. The checks for this are elsewhere, and an
earlier commit relaxed the restrictions for older chips, which are more
sensitive to interference.
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
commit 8d804f1af11e4e058b1e8453327777d73a585cb8 commit 8d804f1af11e4e058b1e8453327777d73a585cb8
Author: Felix Fietkau <nbd@openwrt.org> Author: Felix Fietkau <nbd@openwrt.org>
Date: Sun Mar 9 11:25:43 2014 +0100 Date: Sun Mar 9 11:25:43 2014 +0100
@ -3870,7 +3883,25 @@ Date: Thu Jan 23 20:06:34 2014 +0100
if (aniState->ofdmNoiseImmunityLevel >= ATH9K_ANI_OFDM_DEF_LEVEL) { if (aniState->ofdmNoiseImmunityLevel >= ATH9K_ANI_OFDM_DEF_LEVEL) {
ah->config.ofdm_trig_high = ATH9K_ANI_OFDM_TRIG_HIGH; ah->config.ofdm_trig_high = ATH9K_ANI_OFDM_TRIG_HIGH;
@@ -483,10 +493,17 @@ void ath9k_hw_ani_init(struct ath_hw *ah @@ -308,17 +318,6 @@ void ath9k_ani_reset(struct ath_hw *ah,
BUG_ON(aniState == NULL);
ah->stats.ast_ani_reset++;
- /* only allow a subset of functions in AP mode */
- if (ah->opmode == NL80211_IFTYPE_AP) {
- if (IS_CHAN_2GHZ(chan)) {
- ah->ani_function = (ATH9K_ANI_SPUR_IMMUNITY_LEVEL |
- ATH9K_ANI_FIRSTEP_LEVEL);
- if (AR_SREV_9300_20_OR_LATER(ah))
- ah->ani_function |= ATH9K_ANI_MRC_CCK;
- } else
- ah->ani_function = 0;
- }
-
ofdm_nil = max_t(int, ATH9K_ANI_OFDM_DEF_LEVEL,
aniState->ofdmNoiseImmunityLevel);
cck_nil = max_t(int, ATH9K_ANI_CCK_DEF_LEVEL,
@@ -483,10 +482,17 @@ void ath9k_hw_ani_init(struct ath_hw *ah
ath_dbg(common, ANI, "Initialize ANI\n"); ath_dbg(common, ANI, "Initialize ANI\n");