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92 lines
2.5 KiB
Diff
92 lines
2.5 KiB
Diff
From: Miaoqing Pan <miaoqing@codeaurora.org>
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Date: Fri, 15 Jan 2016 18:17:18 +0800
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Subject: [PATCH] ath9k: clean up ANI per-channel pointer checking
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commit c24bd3620c50 ("ath9k: Do not maintain ANI state per-channel")
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removed per-channel handling, the code to check 'curchan' also
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should be removed as never used.
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Signed-off-by: Miaoqing Pan <miaoqing@codeaurora.org>
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---
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--- a/drivers/net/wireless/ath/ath9k/ani.c
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+++ b/drivers/net/wireless/ath/ath9k/ani.c
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@@ -126,12 +126,8 @@ static void ath9k_hw_update_mibstats(str
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static void ath9k_ani_restart(struct ath_hw *ah)
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{
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- struct ar5416AniState *aniState;
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-
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- if (!ah->curchan)
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- return;
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+ struct ar5416AniState *aniState = &ah->ani;
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- aniState = &ah->ani;
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aniState->listenTime = 0;
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ENABLE_REGWRITE_BUFFER(ah);
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@@ -221,12 +217,7 @@ static void ath9k_hw_set_ofdm_nil(struct
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static void ath9k_hw_ani_ofdm_err_trigger(struct ath_hw *ah)
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{
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- struct ar5416AniState *aniState;
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-
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- if (!ah->curchan)
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- return;
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-
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- aniState = &ah->ani;
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+ struct ar5416AniState *aniState = &ah->ani;
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if (aniState->ofdmNoiseImmunityLevel < ATH9K_ANI_OFDM_MAX_LEVEL)
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ath9k_hw_set_ofdm_nil(ah, aniState->ofdmNoiseImmunityLevel + 1, false);
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@@ -281,12 +272,7 @@ static void ath9k_hw_set_cck_nil(struct
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static void ath9k_hw_ani_cck_err_trigger(struct ath_hw *ah)
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{
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- struct ar5416AniState *aniState;
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-
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- if (!ah->curchan)
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- return;
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-
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- aniState = &ah->ani;
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+ struct ar5416AniState *aniState = &ah->ani;
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if (aniState->cckNoiseImmunityLevel < ATH9K_ANI_CCK_MAX_LEVEL)
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ath9k_hw_set_cck_nil(ah, aniState->cckNoiseImmunityLevel + 1,
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@@ -299,9 +285,7 @@ static void ath9k_hw_ani_cck_err_trigger
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*/
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static void ath9k_hw_ani_lower_immunity(struct ath_hw *ah)
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{
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- struct ar5416AniState *aniState;
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-
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- aniState = &ah->ani;
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+ struct ar5416AniState *aniState = &ah->ani;
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/* lower OFDM noise immunity */
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if (aniState->ofdmNoiseImmunityLevel > 0 &&
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@@ -329,7 +313,7 @@ void ath9k_ani_reset(struct ath_hw *ah,
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struct ath_common *common = ath9k_hw_common(ah);
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int ofdm_nil, cck_nil;
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- if (!ah->curchan)
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+ if (!chan)
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return;
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BUG_ON(aniState == NULL);
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@@ -416,14 +400,10 @@ static bool ath9k_hw_ani_read_counters(s
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void ath9k_hw_ani_monitor(struct ath_hw *ah, struct ath9k_channel *chan)
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{
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- struct ar5416AniState *aniState;
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+ struct ar5416AniState *aniState = &ah->ani;
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struct ath_common *common = ath9k_hw_common(ah);
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u32 ofdmPhyErrRate, cckPhyErrRate;
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- if (!ah->curchan)
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- return;
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-
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- aniState = &ah->ani;
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if (!ath9k_hw_ani_read_counters(ah))
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return;
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