diff options
Diffstat (limited to 'drivers/net/wireless/ath/ath9k/ani.c')
-rw-r--r-- | drivers/net/wireless/ath/ath9k/ani.c | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/drivers/net/wireless/ath/ath9k/ani.c b/drivers/net/wireless/ath/ath9k/ani.c index 4e4e7c3..a639b94 100644 --- a/drivers/net/wireless/ath/ath9k/ani.c +++ b/drivers/net/wireless/ath/ath9k/ani.c @@ -15,6 +15,7 @@ */ #include <linux/kernel.h> +#include <linux/export.h> #include "hw.h" #include "hw-ops.h" @@ -273,7 +274,8 @@ static void ath9k_hw_set_ofdm_nil(struct ath_hw *ah, u8 immunityLevel) immunityLevel, aniState->noiseFloor, aniState->rssiThrLow, aniState->rssiThrHigh); - aniState->ofdmNoiseImmunityLevel = immunityLevel; + if (aniState->update_ani) + aniState->ofdmNoiseImmunityLevel = immunityLevel; entry_ofdm = &ofdm_level_table[aniState->ofdmNoiseImmunityLevel]; entry_cck = &cck_level_table[aniState->cckNoiseImmunityLevel]; @@ -346,7 +348,8 @@ static void ath9k_hw_set_cck_nil(struct ath_hw *ah, u_int8_t immunityLevel) immunityLevel > ATH9K_ANI_CCK_MAX_LEVEL_LOW_RSSI) immunityLevel = ATH9K_ANI_CCK_MAX_LEVEL_LOW_RSSI; - aniState->cckNoiseImmunityLevel = immunityLevel; + if (aniState->update_ani) + aniState->cckNoiseImmunityLevel = immunityLevel; entry_ofdm = &ofdm_level_table[aniState->ofdmNoiseImmunityLevel]; entry_cck = &cck_level_table[aniState->cckNoiseImmunityLevel]; @@ -588,6 +591,7 @@ void ath9k_ani_reset(struct ath_hw *ah, bool is_scanning) aniState->ofdmNoiseImmunityLevel, aniState->cckNoiseImmunityLevel); + aniState->update_ani = false; ath9k_hw_set_ofdm_nil(ah, ATH9K_ANI_OFDM_DEF_LEVEL); ath9k_hw_set_cck_nil(ah, ATH9K_ANI_CCK_DEF_LEVEL); } @@ -604,6 +608,7 @@ void ath9k_ani_reset(struct ath_hw *ah, bool is_scanning) aniState->ofdmNoiseImmunityLevel, aniState->cckNoiseImmunityLevel); + aniState->update_ani = true; ath9k_hw_set_ofdm_nil(ah, aniState->ofdmNoiseImmunityLevel); ath9k_hw_set_cck_nil(ah, @@ -638,7 +643,7 @@ static bool ath9k_hw_ani_read_counters(struct ath_hw *ah) listenTime = ath_hw_get_listen_time(common); if (listenTime <= 0) { - ah->stats.ast_ani_lneg++; + ah->stats.ast_ani_lneg_or_lzero++; ath9k_ani_restart(ah); return false; } @@ -887,6 +892,8 @@ void ath9k_hw_ani_init(struct ath_hw *ah) ani->ofdmWeakSigDetectOff = !ATH9K_ANI_USE_OFDM_WEAK_SIG; ani->cckNoiseImmunityLevel = ATH9K_ANI_CCK_DEF_LEVEL; + ani->ofdmNoiseImmunityLevel = ATH9K_ANI_OFDM_DEF_LEVEL; + ani->update_ani = false; } /* |