diff options
Diffstat (limited to 'drivers/net/wireless')
29 files changed, 347 insertions, 882 deletions
diff --git a/drivers/net/wireless/ath/ath.h b/drivers/net/wireless/ath/ath.h index 5894fcc2c628..cee0191704f5 100644 --- a/drivers/net/wireless/ath/ath.h +++ b/drivers/net/wireless/ath/ath.h @@ -102,14 +102,12 @@ enum ath_cipher { * @read: Register read * @write: Register write * @enable_write_buffer: Enable multiple register writes - * @disable_write_buffer: Disable multiple register writes - * @write_flush: Flush buffered register writes + * @write_flush: flush buffered register writes and disable buffering */ struct ath_ops { unsigned int (*read)(void *, u32 reg_offset); void (*write)(void *, u32 val, u32 reg_offset); void (*enable_write_buffer)(void *); - void (*disable_write_buffer)(void *); void (*write_flush) (void *); }; diff --git a/drivers/net/wireless/ath/ath9k/ani.c b/drivers/net/wireless/ath/ath9k/ani.c index 0496f965314f..f2a907b4acb8 100644 --- a/drivers/net/wireless/ath/ath9k/ani.c +++ b/drivers/net/wireless/ath/ath9k/ani.c @@ -103,31 +103,9 @@ static const struct ani_cck_level_entry cck_level_table[] = { #define ATH9K_ANI_CCK_DEF_LEVEL \ 2 /* default level - matches the INI settings */ -/* Private to ani.c */ -static void ath9k_hw_ani_lower_immunity(struct ath_hw *ah) -{ - ath9k_hw_private_ops(ah)->ani_lower_immunity(ah); -} - -int ath9k_hw_get_ani_channel_idx(struct ath_hw *ah, - struct ath9k_channel *chan) +static bool use_new_ani(struct ath_hw *ah) { - int i; - - for (i = 0; i < ARRAY_SIZE(ah->ani); i++) { - if (ah->ani[i].c && - ah->ani[i].c->channel == chan->channel) - return i; - if (ah->ani[i].c == NULL) { - ah->ani[i].c = chan; - return i; - } - } - - ath_print(ath9k_hw_common(ah), ATH_DBG_ANI, - "No more channel states left. Using channel 0\n"); - - return 0; + return AR_SREV_9300_20_OR_LATER(ah) || modparam_force_new_ani; } static void ath9k_hw_update_mibstats(struct ath_hw *ah, @@ -140,82 +118,34 @@ static void ath9k_hw_update_mibstats(struct ath_hw *ah, stats->beacons += REG_READ(ah, AR_BEACON_CNT); } -static void ath9k_ani_restart_old(struct ath_hw *ah) +static void ath9k_ani_restart(struct ath_hw *ah) { struct ar5416AniState *aniState; struct ath_common *common = ath9k_hw_common(ah); + u32 ofdm_base = 0, cck_base = 0; if (!DO_ANI(ah)) return; - aniState = ah->curani; + aniState = &ah->curchan->ani; aniState->listenTime = 0; - if (aniState->ofdmTrigHigh > AR_PHY_COUNTMAX) { - aniState->ofdmPhyErrBase = 0; - ath_print(common, ATH_DBG_ANI, - "OFDM Trigger is too high for hw counters\n"); - } else { - aniState->ofdmPhyErrBase = - AR_PHY_COUNTMAX - aniState->ofdmTrigHigh; + if (!use_new_ani(ah)) { + ofdm_base = AR_PHY_COUNTMAX - ah->config.ofdm_trig_high; + cck_base = AR_PHY_COUNTMAX - ah->config.cck_trig_high; } - if (aniState->cckTrigHigh > AR_PHY_COUNTMAX) { - aniState->cckPhyErrBase = 0; - ath_print(common, ATH_DBG_ANI, - "CCK Trigger is too high for hw counters\n"); - } else { - aniState->cckPhyErrBase = - AR_PHY_COUNTMAX - aniState->cckTrigHigh; - } - ath_print(common, ATH_DBG_ANI, - "Writing ofdmbase=%u cckbase=%u\n", - aniState->ofdmPhyErrBase, - aniState->cckPhyErrBase); - - ENABLE_REGWRITE_BUFFER(ah); - - REG_WRITE(ah, AR_PHY_ERR_1, aniState->ofdmPhyErrBase); - REG_WRITE(ah, AR_PHY_ERR_2, aniState->cckPhyErrBase); - REG_WRITE(ah, AR_PHY_ERR_MASK_1, AR_PHY_ERR_OFDM_TIMING); - REG_WRITE(ah, AR_PHY_ERR_MASK_2, AR_PHY_ERR_CCK_TIMING); - - REGWRITE_BUFFER_FLUSH(ah); - DISABLE_REGWRITE_BUFFER(ah); - - ath9k_hw_update_mibstats(ah, &ah->ah_mibStats); - - aniState->ofdmPhyErrCount = 0; - aniState->cckPhyErrCount = 0; -} - -static void ath9k_ani_restart_new(struct ath_hw *ah) -{ - struct ar5416AniState *aniState; - struct ath_common *common = ath9k_hw_common(ah); - - if (!DO_ANI(ah)) - return; - - aniState = ah->curani; - aniState->listenTime = 0; - - aniState->ofdmPhyErrBase = 0; - aniState->cckPhyErrBase = 0; ath_print(common, ATH_DBG_ANI, - "Writing ofdmbase=%08x cckbase=%08x\n", - aniState->ofdmPhyErrBase, - aniState->cckPhyErrBase); + "Writing ofdmbase=%u cckbase=%u\n", ofdm_base, cck_base); ENABLE_REGWRITE_BUFFER(ah); - REG_WRITE(ah, AR_PHY_ERR_1, aniState->ofdmPhyErrBase); - REG_WRITE(ah, AR_PHY_ERR_2, aniState->cckPhyErrBase); + REG_WRITE(ah, AR_PHY_ERR_1, ofdm_base); + REG_WRITE(ah, AR_PHY_ERR_2, cck_base); REG_WRITE(ah, AR_PHY_ERR_MASK_1, AR_PHY_ERR_OFDM_TIMING); REG_WRITE(ah, AR_PHY_ERR_MASK_2, AR_PHY_ERR_CCK_TIMING); REGWRITE_BUFFER_FLUSH(ah); - DISABLE_REGWRITE_BUFFER(ah); ath9k_hw_update_mibstats(ah, &ah->ah_mibStats); @@ -229,10 +159,7 @@ static void ath9k_hw_ani_ofdm_err_trigger_old(struct ath_hw *ah) struct ar5416AniState *aniState; int32_t rssi; - if (!DO_ANI(ah)) - return; - - aniState = ah->curani; + aniState = &ah->curchan->ani; if (aniState->noiseImmunityLevel < HAL_NOISE_IMMUNE_MAX) { if (ath9k_hw_ani_control(ah, ATH9K_ANI_NOISE_IMMUNITY_LEVEL, @@ -301,10 +228,7 @@ static void ath9k_hw_ani_cck_err_trigger_old(struct ath_hw *ah) struct ar5416AniState *aniState; int32_t rssi; - if (!DO_ANI(ah)) - return; - - aniState = ah->curani; + aniState = &ah->curchan->ani; if (aniState->noiseImmunityLevel < HAL_NOISE_IMMUNE_MAX) { if (ath9k_hw_ani_control(ah, ATH9K_ANI_NOISE_IMMUNITY_LEVEL, aniState->noiseImmunityLevel + 1)) { @@ -336,7 +260,7 @@ static void ath9k_hw_ani_cck_err_trigger_old(struct ath_hw *ah) /* Adjust the OFDM Noise Immunity Level */ static void ath9k_hw_set_ofdm_nil(struct ath_hw *ah, u8 immunityLevel) { - struct ar5416AniState *aniState = ah->curani; + struct ar5416AniState *aniState = &ah->curchan->ani; struct ath_common *common = ath9k_hw_common(ah); const struct ani_ofdm_level_entry *entry_ofdm; const struct ani_cck_level_entry *entry_cck; @@ -381,14 +305,19 @@ static void ath9k_hw_set_ofdm_nil(struct ath_hw *ah, u8 immunityLevel) } } -static void ath9k_hw_ani_ofdm_err_trigger_new(struct ath_hw *ah) +static void ath9k_hw_ani_ofdm_err_trigger(struct ath_hw *ah) { struct ar5416AniState *aniState; if (!DO_ANI(ah)) return; - aniState = ah->curani; + if (!use_new_ani(ah)) { + ath9k_hw_ani_ofdm_err_trigger_old(ah); + return; + } + + aniState = &ah->curchan->ani; if (aniState->ofdmNoiseImmunityLevel < ATH9K_ANI_OFDM_MAX_LEVEL) ath9k_hw_set_ofdm_nil(ah, aniState->ofdmNoiseImmunityLevel + 1); @@ -399,7 +328,7 @@ static void ath9k_hw_ani_ofdm_err_trigger_new(struct ath_hw *ah) */ static void ath9k_hw_set_cck_nil(struct ath_hw *ah, u_int8_t immunityLevel) { - struct ar5416AniState *aniState = ah->curani; + struct ar5416AniState *aniState = &ah->curchan->ani; struct ath_common *common = ath9k_hw_common(ah); const struct ani_ofdm_level_entry *entry_ofdm; const struct ani_cck_level_entry *entry_cck; @@ -438,14 +367,19 @@ static void ath9k_hw_set_cck_nil(struct ath_hw *ah, u_int8_t immunityLevel) entry_cck->mrc_cck_on); } -static void ath9k_hw_ani_cck_err_trigger_new(struct ath_hw *ah) +static void ath9k_hw_ani_cck_err_trigger(struct ath_hw *ah) { struct ar5416AniState *aniState; if (!DO_ANI(ah)) return; - aniState = ah->curani; + if (!use_new_ani(ah)) { + ath9k_hw_ani_cck_err_trigger_old(ah); + return; + } + + aniState = &ah->curchan->ani; if (aniState->cckNoiseImmunityLevel < ATH9K_ANI_CCK_MAX_LEVEL) ath9k_hw_set_cck_nil(ah, aniState->cckNoiseImmunityLevel + 1); @@ -456,7 +390,7 @@ static void ath9k_hw_ani_lower_immunity_old(struct ath_hw *ah) struct ar5416AniState *aniState; int32_t rssi; - aniState = ah->curani; + aniState = &ah->curchan->ani; if (ah->opmode == NL80211_IFTYPE_AP) { if (aniState->firstepLevel > 0) { @@ -508,11 +442,16 @@ static void ath9k_hw_ani_lower_immunity_old(struct ath_hw *ah) * only lower either OFDM or CCK errors per turn * we lower the other one next time */ -static void ath9k_hw_ani_lower_immunity_new(struct ath_hw *ah) +static void ath9k_hw_ani_lower_immunity(struct ath_hw *ah) { struct ar5416AniState *aniState; - aniState = ah->curani; + aniState = &ah->curchan->ani; + + if (!use_new_ani(ah)) { + ath9k_hw_ani_lower_immunity_old(ah); + return; + } /* lower OFDM noise immunity */ if (aniState->ofdmNoiseImmunityLevel > 0 && @@ -544,52 +483,20 @@ static u8 ath9k_hw_chan_2_clockrate_mhz(struct ath_hw *ah) if (conf_is_ht40(conf)) return clockrate * 2; - return clockrate * 2; + return clockrate; } static int32_t ath9k_hw_ani_get_listen_time(struct ath_hw *ah) { - struct ar5416AniState *aniState; - struct ath_common *common = ath9k_hw_common(ah); - u32 txFrameCount, rxFrameCount, cycleCount; - int32_t listenTime; - - txFrameCount = REG_READ(ah, AR_TFCNT); - rxFrameCount = REG_READ(ah, AR_RFCNT); - cycleCount = REG_READ(ah, AR_CCCNT); - - aniState = ah->curani; - if (aniState->cycleCount == 0 || aniState->cycleCount > cycleCount) { - listenTime = 0; - ah->stats.ast_ani_lzero++; - ath_print(common, ATH_DBG_ANI, - "1st call: aniState->cycleCount=%d\n", - aniState->cycleCount); - } else { - int32_t ccdelta = cycleCount - aniState->cycleCount; - int32_t rfdelta = rxFrameCount - aniState->rxFrameCount; - int32_t tfdelta = txFrameCount - aniState->txFrameCount; - int32_t clock_rate; + int32_t listen_time; + int32_t clock_rate; - /* - * convert HW counter values to ms using mode - * specifix clock rate - */ - clock_rate = ath9k_hw_chan_2_clockrate_mhz(ah) * 1000;; + ath9k_hw_update_cycle_counters(ah); + clock_rate = ath9k_hw_chan_2_clockrate_mhz(ah) * 1000; + listen_time = ah->listen_time / clock_rate; + ah->listen_time = 0; - listenTime = (ccdelta - rfdelta - tfdelta) / clock_rate; - - ath_print(common, ATH_DBG_ANI, - "cyclecount=%d, rfcount=%d, " - "tfcount=%d, listenTime=%d CLOCK_RATE=%d\n", - ccdelta, rfdelta, tfdelta, listenTime, clock_rate); - } - - aniState->cycleCount = cycleCount; - aniState->txFrameCount = txFrameCount; - aniState->rxFrameCount = rxFrameCount; - - return listenTime; + return listen_time; } static void ath9k_ani_reset_old(struct ath_hw *ah, bool is_scanning) @@ -597,16 +504,13 @@ static void ath9k_ani_reset_old(struct ath_hw *ah, bool is_scanning) struct ar5416AniState *aniState; struct ath9k_channel *chan = ah->curchan; struct ath_common *common = ath9k_hw_common(ah); - int index; if (!DO_ANI(ah)) return; - index = ath9k_hw_get_ani_channel_idx(ah, chan); - aniState = &ah->ani[index]; - ah->curani = aniState; + aniState = &ah->curchan->ani; - if (DO_ANI(ah) && ah->opmode != NL80211_IFTYPE_STATION + if (ah->opmode != NL80211_IFTYPE_STATION && ah->opmode != NL80211_IFTYPE_ADHOC) { ath_print(common, ATH_DBG_ANI, "Reset ANI state opmode %u\n", ah->opmode); @@ -635,17 +539,7 @@ static void ath9k_ani_reset_old(struct ath_hw *ah, bool is_scanning) ath9k_hw_setrxfilter(ah, ath9k_hw_getrxfilter(ah) | ATH9K_RX_FILTER_PHYERR); - if (ah->opmode == NL80211_IFTYPE_AP) { - ah->curani->ofdmTrigHigh = - ah->config.ofdm_trig_high; - ah->curani->ofdmTrigLow = - ah->config.ofdm_trig_low; - ah->curani->cckTrigHigh = - ah->config.cck_trig_high; - ah->curani->cckTrigLow = - ah->config.cck_trig_low; - } - ath9k_ani_restart_old(ah); + ath9k_ani_restart(ah); return; } @@ -667,7 +561,7 @@ static void ath9k_ani_reset_old(struct ath_hw *ah, bool is_scanning) ath9k_hw_setrxfilter(ah, ath9k_hw_getrxfilter(ah) & ~ATH9K_RX_FILTER_PHYERR); - ath9k_ani_restart_old(ah); + ath9k_ani_restart(ah); ENABLE_REGWRITE_BUFFER(ah); @@ -675,7 +569,6 @@ static void ath9k_ani_reset_old(struct ath_hw *ah, bool is_scanning) REG_WRITE(ah, AR_PHY_ERR_MASK_2, AR_PHY_ERR_CCK_TIMING); REGWRITE_BUFFER_FLUSH(ah); - DISABLE_REGWRITE_BUFFER(ah); } /* @@ -683,15 +576,18 @@ static void ath9k_ani_reset_old(struct ath_hw *ah, bool is_scanning) * This routine should be called for every hardware reset and for * every channel change. */ -static void ath9k_ani_reset_new(struct ath_hw *ah, bool is_scanning) +void ath9k_ani_reset(struct ath_hw *ah, bool is_scanning) { - struct ar5416AniState *aniState = ah->curani; + struct ar5416AniState *aniState = &ah->curchan->ani; struct ath9k_channel *chan = ah->curchan; struct ath_common *common = ath9k_hw_common(ah); if (!DO_ANI(ah)) return; + if (!use_new_ani(ah)) + return ath9k_ani_reset_old(ah, is_scanning); + BUG_ON(aniState == NULL); ah->stats.ast_ani_reset++; @@ -761,7 +657,7 @@ static void ath9k_ani_reset_new(struct ath_hw *ah, bool is_scanning) * enable phy counters if hw supports or if not, enable phy * interrupts (so we can count each one) */ - ath9k_ani_restart_new(ah); + ath9k_ani_restart(ah); ENABLE_REGWRITE_BUFFER(ah); @@ -769,30 +665,30 @@ static void ath9k_ani_reset_new(struct ath_hw *ah, bool is_scanning) REG_WRITE(ah, AR_PHY_ERR_MASK_2, AR_PHY_ERR_CCK_TIMING); REGWRITE_BUFFER_FLUSH(ah); - DISABLE_REGWRITE_BUFFER(ah); } -static void ath9k_hw_ani_monitor_old(struct ath_hw *ah, - struct ath9k_channel *chan) +static void ath9k_hw_ani_read_counters(struct ath_hw *ah) { - struct ar5416AniState *aniState; struct ath_common *common = ath9k_hw_common(ah); - int32_t listenTime; - u32 phyCnt1, phyCnt2; + struct ar5416AniState *aniState = &ah->curchan->ani; + u32 ofdm_base = 0; + u32 cck_base = 0; u32 ofdmPhyErrCnt, cckPhyErrCnt; - - if (!DO_ANI(ah)) - return; - - aniState = ah->curani; + u32 phyCnt1, phyCnt2; + int32_t listenTime; listenTime = ath9k_hw_ani_get_listen_time(ah); if (listenTime < 0) { ah->stats.ast_ani_lneg++; - ath9k_ani_restart_old(ah); + ath9k_ani_restart(ah); return; } + if (!use_new_ani(ah)) { + ofdm_base = AR_PHY_COUNTMAX - ah->config.ofdm_trig_high; + cck_base = AR_PHY_COUNTMAX - ah->config.cck_trig_high; + } + aniState->listenTime += listenTime; ath9k_hw_update_mibstats(ah, &ah->ah_mibStats); @@ -800,145 +696,54 @@ static void ath9k_hw_ani_monitor_old(struct ath_hw *ah, phyCnt1 = REG_READ(ah, AR_PHY_ERR_1); phyCnt2 = REG_READ(ah, AR_PHY_ERR_2); - if (phyCnt1 < aniState->ofdmPhyErrBase || - phyCnt2 < aniState->cckPhyErrBase) { - if (phyCnt1 < aniState->ofdmPhyErrBase) { + if (use_new_ani(ah) && (phyCnt1 < ofdm_base || phyCnt2 < cck_base)) { + if (phyCnt1 < ofdm_base) { ath_print(common, ATH_DBG_ANI, "phyCnt1 0x%x, resetting " "counter value to 0x%x\n", - phyCnt1, - aniState->ofdmPhyErrBase); - REG_WRITE(ah, AR_PHY_ERR_1, - aniState->ofdmPhyErrBase); + phyCnt1, ofdm_base); + REG_WRITE(ah, AR_PHY_ERR_1, ofdm_base); REG_WRITE(ah, AR_PHY_ERR_MASK_1, AR_PHY_ERR_OFDM_TIMING); } - if (phyCnt2 < aniState->cckPhyErrBase) { + if (phyCnt2 < cck_base) { ath_print(common, ATH_DBG_ANI, "phyCnt2 0x%x, resetting " "counter value to 0x%x\n", - phyCnt2, - aniState->cckPhyErrBase); - REG_WRITE(ah, AR_PHY_ERR_2, - aniState->cckPhyErrBase); + phyCnt2, cck_base); + REG_WRITE(ah, AR_PHY_ERR_2, cck_base); REG_WRITE(ah, AR_PHY_ERR_MASK_2, AR_PHY_ERR_CCK_TIMING); } return; } - ofdmPhyErrCnt = phyCnt1 - aniState->ofdmPhyErrBase; + ofdmPhyErrCnt = phyCnt1 - ofdm_base; ah->stats.ast_ani_ofdmerrs += ofdmPhyErrCnt - aniState->ofdmPhyErrCount; aniState->ofdmPhyErrCount = ofdmPhyErrCnt; - cckPhyErrCnt = phyCnt2 - aniState->cckPhyErrBase; + cckPhyErrCnt = phyCnt2 - cck_base; ah->stats.ast_ani_cckerrs += cckPhyErrCnt - aniState->cckPhyErrCount; aniState->cckPhyErrCount = cckPhyErrCnt; - if (aniState->listenTime > 5 * ah->aniperiod) { - if (aniState->ofdmPhyErrCount <= aniState->listenTime * - aniState->ofdmTrigLow / 1000 && - aniState->cckPhyErrCount <= aniState->listenTime * - aniState->cckTrigLow / 1000) - ath9k_hw_ani_lower_immunity(ah); - ath9k_ani_restart_old(ah); - } else if (aniState->listenTime > ah->aniperiod) { - if (aniState->ofdmPhyErrCount > aniState->listenTime * - aniState->ofdmTrigHigh / 1000) { - ath9k_hw_ani_ofdm_err_trigger_old(ah); - ath9k_ani_restart_old(ah); - } else if (aniState->cckPhyErrCount > - aniState->listenTime * aniState->cckTrigHigh / - 1000) { - ath9k_hw_ani_cck_err_trigger_old(ah); - ath9k_ani_restart_old(ah); - } - } } -static void ath9k_hw_ani_monitor_new(struct ath_hw *ah, - struct ath9k_channel *chan) +void ath9k_hw_ani_monitor(struct ath_hw *ah, struct ath9k_channel *chan) { struct ar5416AniState *aniState; struct ath_common *common = ath9k_hw_common(ah); - int32_t listenTime; - u32 phyCnt1, phyCnt2; - u32 ofdmPhyErrCnt, cckPhyErrCnt; u32 ofdmPhyErrRate, cckPhyErrRate; if (!DO_ANI(ah)) return; - aniState = ah->curani; + aniState = &ah->curchan->ani; if (WARN_ON(!aniState)) return; - listenTime = ath9k_hw_ani_get_listen_time(ah); - if (listenTime <= 0) { - ah->stats.ast_ani_lneg++; - /* restart ANI period if listenTime is invalid */ - ath_print(common, ATH_DBG_ANI, - "listenTime=%d - on new ani monitor\n", - listenTime); - ath9k_ani_restart_new(ah); - return; - } - - aniState->listenTime += listenTime; - - ath9k_hw_update_mibstats(ah, &ah->ah_mibStats); - - phyCnt1 = REG_READ(ah, AR_PHY_ERR_1); - phyCnt2 = REG_READ(ah, AR_PHY_ERR_2); - - if (phyCnt1 < aniState->ofdmPhyErrBase || - phyCnt2 < aniState->cckPhyErrBase) { - if (phyCnt1 < aniState->ofdmPhyErrBase) { - ath_print(common, ATH_DBG_ANI, - "phyCnt1 0x%x, resetting " - "counter value to 0x%x\n", - phyCnt1, - aniState->ofdmPhyErrBase); - REG_WRITE(ah, AR_PHY_ERR_1, - aniState->ofdmPhyErrBase); - REG_WRITE(ah, AR_PHY_ERR_MASK_1, - AR_PHY_ERR_OFDM_TIMING); - } - if (phyCnt2 < aniState->cckPhyErrBase) { - ath_print(common, ATH_DBG_ANI, - "phyCnt2 0x%x, resetting " - "counter value to 0x%x\n", - phyCnt2, - aniState->cckPhyErrBase); - REG_WRITE(ah, AR_PHY_ERR_2, - aniState->cckPhyErrBase); - REG_WRITE(ah, AR_PHY_ERR_MASK_2, - AR_PHY_ERR_CCK_TIMING); - } - return; - } - - ofdmPhyErrCnt = phyCnt1 - aniState->ofdmPhyErrBase; - ah->stats.ast_ani_ofdmerrs += - ofdmPhyErrCnt - aniState->ofdmPhyErrCount; - aniState->ofdmPhyErrCount = ofdmPhyErrCnt; - - cckPhyErrCnt = phyCnt2 - aniState->cckPhyErrBase; - ah->stats.ast_ani_cckerrs += - cckPhyErrCnt - aniState->cckPhyErrCount; - aniState->cckPhyErrCount = cckPhyErrCnt; - - ath_print(common, ATH_DBG_ANI, - "Errors: OFDM=0x%08x-0x%08x=%d " - "CCK=0x%08x-0x%08x=%d\n", - phyCnt1, - aniState->ofdmPhyErrBase, - ofdmPhyErrCnt, - phyCnt2, - aniState->cckPhyErrBase, - cckPhyErrCnt); + ath9k_hw_ani_read_counters(ah); ofdmPhyErrRate = aniState->ofdmPhyErrCount * 1000 / aniState->listenTime; @@ -948,61 +753,34 @@ static void ath9k_hw_ani_monitor_new(struct ath_hw *ah, ath_print(common, ATH_DBG_ANI, "listenTime=%d OFDM:%d errs=%d/s CCK:%d " "errs=%d/s ofdm_turn=%d\n", - listenTime, aniState->ofdmNoiseImmunityLevel, + aniState->listenTime, + aniState->ofdmNoiseImmunityLevel, ofdmPhyErrRate, aniState->cckNoiseImmunityLevel, cckPhyErrRate, aniState->ofdmsTurn); if (aniState->listenTime > 5 * ah->aniperiod) { - if (ofdmPhyErrRate <= aniState->ofdmTrigLow && - cckPhyErrRate <= aniState->cckTrigLow) { - ath_print(common, ATH_DBG_ANI, - "1. listenTime=%d OFDM:%d errs=%d/s(<%d) " - "CCK:%d errs=%d/s(<%d) -> " - "ath9k_hw_ani_lower_immunity()\n", - aniState->listenTime, - aniState->ofdmNoiseImmunityLevel, - ofdmPhyErrRate, - aniState->ofdmTrigLow, - aniState->cckNoiseImmunityLevel, - cckPhyErrRate, - aniState->cckTrigLow); + if (ofdmPhyErrRate <= ah->config.ofdm_trig_low && + cckPhyErrRate <= ah->config.cck_trig_low) { ath9k_hw_ani_lower_immunity(ah); aniState->ofdmsTurn = !aniState->ofdmsTurn; } - ath_print(common, ATH_DBG_ANI, - "1 listenTime=%d ofdm=%d/s cck=%d/s - " - "calling ath9k_ani_restart_new()\n", - aniState->listenTime, ofdmPhyErrRate, cckPhyErrRate); - ath9k_ani_restart_new(ah); + ath9k_ani_restart(ah); } else if (aniState->listenTime > ah->aniperiod) { /* check to see if need to raise immunity */ - if (ofdmPhyErrRate > aniState->ofdmTrigHigh && - (cckPhyErrRate <= aniState->cckTrigHigh || + if (ofdmPhyErrRate > ah->config.ofdm_trig_high && + (cckPhyErrRate <= ah->config.cck_trig_high || aniState->ofdmsTurn)) { - ath_print(common, ATH_DBG_ANI, - "2 listenTime=%d OFDM:%d errs=%d/s(>%d) -> " - "ath9k_hw_ani_ofdm_err_trigger_new()\n", - aniState->listenTime, - aniState->ofdmNoiseImmunityLevel, - ofdmPhyErrRate, - aniState->ofdmTrigHigh); - ath9k_hw_ani_ofdm_err_trigger_new(ah); - ath9k_ani_restart_new(ah); + ath9k_hw_ani_ofdm_err_trigger(ah); + ath9k_ani_restart(ah); aniState->ofdmsTurn = false; - } else if (cckPhyErrRate > aniState->cckTrigHigh) { - ath_print(common, ATH_DBG_ANI, - "3 listenTime=%d CCK:%d errs=%d/s(>%d) -> " - "ath9k_hw_ani_cck_err_trigger_new()\n", - aniState->listenTime, - aniState->cckNoiseImmunityLevel, - cckPhyErrRate, - aniState->cckTrigHigh); - ath9k_hw_ani_cck_err_trigger_new(ah); - ath9k_ani_restart_new(ah); + } else if (cckPhyErrRate > ah->config.cck_trig_high) { + ath9k_hw_ani_cck_err_trigger(ah); + ath9k_ani_restart(ah); aniState->ofdmsTurn = true; } } } +EXPORT_SYMBOL(ath9k_hw_ani_monitor); void ath9k_enable_mib_counters(struct ath_hw *ah) { @@ -1023,7 +801,6 @@ void ath9k_enable_mib_counters(struct ath_hw *ah) REG_WRITE(ah, AR_PHY_ERR_MASK_2, AR_PHY_ERR_CCK_TIMING); REGWRITE_BUFFER_FLUSH(ah); - DISABLE_REGWRITE_BUFFER(ah); } /* Freeze the MIB counters, get the stats and then clear them */ @@ -1041,107 +818,52 @@ void ath9k_hw_disable_mib_counters(struct ath_hw *ah) } EXPORT_SYMBOL(ath9k_hw_disable_mib_counters); -u32 ath9k_hw_GetMibCycleCountsPct(struct ath_hw *ah, - u32 *rxc_pcnt, - u32 *rxf_pcnt, - u32 *txf_pcnt) +void ath9k_hw_update_cycle_counters(struct ath_hw *ah) { - struct ath_common *common = ath9k_hw_common(ah); - static u32 cycles, rx_clear, rx_frame, tx_frame; - u32 good = 1; + struct ath_cycle_counters cc; + bool clear; - u32 rc = REG_READ(ah, AR_RCCNT); - u32 rf = REG_READ(ah, AR_RFCNT); - u32 tf = REG_READ(ah, AR_TFCNT); - u32 cc = REG_READ(ah, AR_CCCNT); + memcpy(&cc, &ah->cc, sizeof(cc)); - if (cycles == 0 || cycles > cc) { - ath_print(common, ATH_DBG_ANI, - "cycle counter wrap. ExtBusy = 0\n"); - good = 0; - } else { - u32 cc_d = cc - cycles; - u32 rc_d = rc - rx_clear; - u32 rf_d = rf - rx_frame; - u32 tf_d = tf - tx_frame; - - if (cc_d != 0) { - *rxc_pcnt = rc_d * 100 / cc_d; - *rxf_pcnt = rf_d * 100 / cc_d; - *txf_pcnt = tf_d * 100 / cc_d; - } else { - good = 0; - } - } + /* freeze counters */ + REG_WRITE(ah, AR_MIBC, AR_MIBC_FMC); - cycles = cc; - rx_frame = rf; - rx_clear = rc; - tx_frame = tf; + ah->cc.cycles = REG_READ(ah, AR_CCCNT); + if (ah->cc.cycles < cc.cycles) { + clear = true; + goto skip; + } - return good; -} + ah->cc.rx_clear = REG_READ(ah, AR_RCCNT); + ah->cc.rx_frame = REG_READ(ah, AR_RFCNT); + ah->cc.tx_frame = REG_READ(ah, AR_TFCNT); -/* - * Process a MIB interrupt. We may potentially be invoked because - * any of the MIB counters overflow/trigger so don't assume we're - * here because a PHY error counter triggered. - */ -static void ath9k_hw_proc_mib_event_old(struct ath_hw *ah) -{ - u32 phyCnt1, phyCnt2; + /* prevent wraparound */ + if (ah->cc.cycles & BIT(31)) + clear = true; - /* Reset these counters regardless */ - REG_WRITE(ah, AR_FILT_OFDM, 0); - REG_WRITE(ah, AR_FILT_CCK, 0); - if (!(REG_READ(ah, AR_SLP_MIB_CTRL) & AR_SLP_MIB_PENDING)) - REG_WRITE(ah, AR_SLP_MIB_CTRL, AR_SLP_MIB_CLEAR); +#define CC_DELTA(_field, _reg) ah->cc_delta._field += ah->cc._field - cc._field + CC_DELTA(cycles, AR_CCCNT); + CC_DELTA(rx_frame, AR_RFCNT); + CC_DELTA(rx_clear, AR_RCCNT); + CC_DELTA(tx_frame, AR_TFCNT); +#undef CC_DELTA - /* Clear the mib counters and save them in the stats */ - ath9k_hw_update_mibstats(ah, &ah->ah_mibStats); + ah->listen_time += (ah->cc.cycles - cc.cycles) - + ((ah->cc.rx_frame - cc.rx_frame) + + (ah->cc.tx_frame - cc.tx_frame)); - if (!DO_ANI(ah)) { - /* - * We must always clear the interrupt cause by - * resetting the phy error regs. - */ - REG_WRITE(ah, AR_PHY_ERR_1, 0); - REG_WRITE(ah, AR_PHY_ERR_2, 0); - return; +skip: + if (clear) { + REG_WRITE(ah, AR_CCCNT, 0); + REG_WRITE(ah, AR_RFCNT, 0); + REG_WRITE(ah, AR_RCCNT, 0); + REG_WRITE(ah, AR_TFCNT, 0); + memset(&ah->cc, 0, sizeof(ah->cc)); } - /* NB: these are not reset-on-read */ - phyCnt1 = REG_READ(ah, AR_PHY_ERR_1); - phyCnt2 = REG_READ(ah, AR_PHY_ERR_2); - if (((phyCnt1 & AR_MIBCNT_INTRMASK) == AR_MIBCNT_INTRMASK) || - ((phyCnt2 & AR_MIBCNT_INTRMASK) == AR_MIBCNT_INTRMASK)) { - struct ar5416AniState *aniState = ah->curani; - u32 ofdmPhyErrCnt, cckPhyErrCnt; - - /* NB: only use ast_ani_*errs with AH_PRIVATE_DIAG */ - ofdmPhyErrCnt = phyCnt1 - aniState->ofdmPhyErrBase; - ah->stats.ast_ani_ofdmerrs += - ofdmPhyErrCnt - aniState->ofdmPhyErrCount; - aniState->ofdmPhyErrCount = ofdmPhyErrCnt; - - cckPhyErrCnt = phyCnt2 - aniState->cckPhyErrBase; - ah->stats.ast_ani_cckerrs += - cckPhyErrCnt - aniState->cckPhyErrCount; - aniState->cckPhyErrCount = cckPhyErrCnt; - - /* - * NB: figure out which counter triggered. If both - * trigger we'll only deal with one as the processing - * clobbers the error counter so the trigger threshold - * check will never be true. - */ - if (aniState->ofdmPhyErrCount > aniState->ofdmTrigHigh) - ath9k_hw_ani_ofdm_err_trigger_new(ah); - if (aniState->cckPhyErrCount > aniState->cckTrigHigh) - ath9k_hw_ani_cck_err_trigger_old(ah); - /* NB: always restart to insure the h/w counters are reset */ - ath9k_ani_restart_old(ah); - } + /* unfreeze counters */ + REG_WRITE(ah, AR_MIBC, 0); } /* @@ -1149,7 +871,7 @@ static void ath9k_hw_proc_mib_event_old(struct ath_hw *ah) * any of the MIB counters overflow/trigger so don't assume we're * here because a PHY error counter triggered. */ -static void ath9k_hw_proc_mib_event_new(struct ath_hw *ah) +void ath9k_hw_proc_mib_event(struct ath_hw *ah) { u32 phyCnt1, phyCnt2; @@ -1175,12 +897,17 @@ static void ath9k_hw_proc_mib_event_new(struct ath_hw *ah) /* NB: these are not reset-on-read */ phyCnt1 = REG_READ(ah, AR_PHY_ERR_1); phyCnt2 = REG_READ(ah, AR_PHY_ERR_2); - - /* NB: always restart to insure the h/w counters are reset */ if (((phyCnt1 & AR_MIBCNT_INTRMASK) == AR_MIBCNT_INTRMASK) || - ((phyCnt2 & AR_MIBCNT_INTRMASK) == AR_MIBCNT_INTRMASK)) - ath9k_ani_restart_new(ah); + ((phyCnt2 & AR_MIBCNT_INTRMASK) == AR_MIBCNT_INTRMASK)) { + + if (!use_new_ani(ah)) + ath9k_hw_ani_read_counters(ah); + + /* NB: always restart to insure the h/w counters are reset */ + ath9k_ani_restart(ah); + } } +EXPORT_SYMBOL(ath9k_hw_proc_mib_event); void ath9k_hw_ani_setup(struct ath_hw *ah) { @@ -1206,61 +933,58 @@ void ath9k_hw_ani_init(struct ath_hw *ah) ath_print(common, ATH_DBG_ANI, "Initialize ANI\n"); - memset(ah->ani, 0, sizeof(ah->ani)); - for (i = 0; i < ARRAY_SIZE(ah->ani); i++) { - if (AR_SREV_9300_20_OR_LATER(ah) || modparam_force_new_ani) { - ah->ani[i].ofdmTrigHigh = ATH9K_ANI_OFDM_TRIG_HIGH_NEW; - ah->ani[i].ofdmTrigLow = ATH9K_ANI_OFDM_TRIG_LOW_NEW; + if (use_new_ani(ah)) { + ah->config.ofdm_trig_high = ATH9K_ANI_OFDM_TRIG_HIGH_NEW; + ah->config.ofdm_trig_low = ATH9K_ANI_OFDM_TRIG_LOW_NEW; - ah->ani[i].cckTrigHigh = ATH9K_ANI_CCK_TRIG_HIGH_NEW; - ah->ani[i].cckTrigLow = ATH9K_ANI_CCK_TRIG_LOW_NEW; + ah->config.cck_trig_high = ATH9K_ANI_CCK_TRIG_HIGH_NEW; + ah->config.cck_trig_low = ATH9K_ANI_CCK_TRIG_LOW_NEW; + } else { + ah->config.ofdm_trig_high = ATH9K_ANI_OFDM_TRIG_HIGH_OLD; + ah->config.ofdm_trig_low = ATH9K_ANI_OFDM_TRIG_LOW_OLD; - ah->ani[i].spurImmunityLevel = - ATH9K_ANI_SPUR_IMMUNE_LVL_NEW; + ah->config.cck_trig_high = ATH9K_ANI_CCK_TRIG_HIGH_OLD; + ah->config.cck_trig_low = ATH9K_ANI_CCK_TRIG_LOW_OLD; + } + + for (i = 0; i < ARRAY_SIZE(ah->channels); i++) { + struct ath9k_channel *chan = &ah->channels[i]; + struct ar5416AniState *ani = &chan->ani; - ah->ani[i].firstepLevel = ATH9K_ANI_FIRSTEP_LVL_NEW; + if (use_new_ani(ah)) { + ani->spurImmunityLevel = + ATH9K_ANI_SPUR_IMMUNE_LVL_NEW; - ah->ani[i].ofdmPhyErrBase = 0; - ah->ani[i].cckPhyErrBase = 0; + ani->firstepLevel = ATH9K_ANI_FIRSTEP_LVL_NEW; if (AR_SREV_9300_20_OR_LATER(ah)) - ah->ani[i].mrcCCKOff = + ani->mrcCCKOff = !ATH9K_ANI_ENABLE_MRC_CCK; else - ah->ani[i].mrcCCKOff = true; + ani->mrcCCKOff = true; - ah->ani[i].ofdmsTurn = true; + ani->ofdmsTurn = true; } else { - ah->ani[i].ofdmTrigHigh = ATH9K_ANI_OFDM_TRIG_HIGH_OLD; - ah->ani[i].ofdmTrigLow = ATH9K_ANI_OFDM_TRIG_LOW_OLD; - - ah->ani[i].cckTrigHigh = ATH9K_ANI_CCK_TRIG_HIGH_OLD; - ah->ani[i].cckTrigLow = ATH9K_ANI_CCK_TRIG_LOW_OLD; - - ah->ani[i].spurImmunityLevel = + ani->spurImmunityLevel = ATH9K_ANI_SPUR_IMMUNE_LVL_OLD; - ah->ani[i].firstepLevel = ATH9K_ANI_FIRSTEP_LVL_OLD; + ani->firstepLevel = ATH9K_ANI_FIRSTEP_LVL_OLD; - ah->ani[i].ofdmPhyErrBase = - AR_PHY_COUNTMAX - ATH9K_ANI_OFDM_TRIG_HIGH_OLD; - ah->ani[i].cckPhyErrBase = - AR_PHY_COUNTMAX - ATH9K_ANI_CCK_TRIG_HIGH_OLD; - ah->ani[i].cckWeakSigThreshold = + ani->cckWeakSigThreshold = ATH9K_ANI_CCK_WEAK_SIG_THR; } - ah->ani[i].rssiThrHigh = ATH9K_ANI_RSSI_THR_HIGH; - ah->ani[i].rssiThrLow = ATH9K_ANI_RSSI_THR_LOW; - ah->ani[i].ofdmWeakSigDetectOff = + ani->rssiThrHigh = ATH9K_ANI_RSSI_THR_HIGH; + ani->rssiThrLow = ATH9K_ANI_RSSI_THR_LOW; + ani->ofdmWeakSigDetectOff = !ATH9K_ANI_USE_OFDM_WEAK_SIG; - ah->ani[i].cckNoiseImmunityLevel = ATH9K_ANI_CCK_DEF_LEVEL; + ani->cckNoiseImmunityLevel = ATH9K_ANI_CCK_DEF_LEVEL; } /* * since we expect some ongoing maintenance on the tables, let's sanity * check here default level should not modify INI setting. */ - if (AR_SREV_9300_20_OR_LATER(ah) || modparam_force_new_ani) { + if (use_new_ani(ah)) { const struct ani_ofdm_level_entry *entry_ofdm; const struct ani_cck_level_entry *entry_cck; @@ -1274,50 +998,9 @@ void ath9k_hw_ani_init(struct ath_hw *ah) ah->config.ani_poll_interval = ATH9K_ANI_POLLINTERVAL_OLD; } - ath_print(common, ATH_DBG_ANI, - "Setting OfdmErrBase = 0x%08x\n", - ah->ani[0].ofdmPhyErrBase); - ath_print(common, ATH_DBG_ANI, "Setting cckErrBase = 0x%08x\n", - ah->ani[0].cckPhyErrBase); - - ENABLE_REGWRITE_BUFFER(ah); - - REG_WRITE(ah, AR_PHY_ERR_1, ah->ani[0].ofdmPhyErrBase); - REG_WRITE(ah, AR_PHY_ERR_2, ah->ani[0].cckPhyErrBase); - - REGWRITE_BUFFER_FLUSH(ah); - DISABLE_REGWRITE_BUFFER(ah); - - ath9k_enable_mib_counters(ah); - if (ah->config.enable_ani) ah->proc_phyerr |= HAL_PROCESS_ANI; -} - -void ath9k_hw_attach_ani_ops_old(struct ath_hw *ah) -{ - struct ath_hw_private_ops *priv_ops = ath9k_hw_private_ops(ah); - struct ath_hw_ops *ops = ath9k_hw_ops(ah); - priv_ops->ani_reset = ath9k_ani_reset_old; - priv_ops->ani_lower_immunity = ath9k_hw_ani_lower_immunity_old; - - ops->ani_proc_mib_event = ath9k_hw_proc_mib_event_old; - ops->ani_monitor = ath9k_hw_ani_monitor_old; - - ath_print(ath9k_hw_common(ah), ATH_DBG_ANY, "Using ANI v1\n"); -} - -void ath9k_hw_attach_ani_ops_new(struct ath_hw *ah) -{ - struct ath_hw_private_ops *priv_ops = ath9k_hw_private_ops(ah); - struct ath_hw_ops *ops = ath9k_hw_ops(ah); - - priv_ops->ani_reset = ath9k_ani_reset_new; - priv_ops->ani_lower_immunity = ath9k_hw_ani_lower_immunity_new; - - ops->ani_proc_mib_event = ath9k_hw_proc_mib_event_new; - ops->ani_monitor = ath9k_hw_ani_monitor_new; - - ath_print(ath9k_hw_common(ah), ATH_DBG_ANY, "Using ANI v2\n"); + ath9k_ani_restart(ah); + ath9k_enable_mib_counters(ah); } diff --git a/drivers/net/wireless/ath/ath9k/ani.h b/drivers/net/wireless/ath/ath9k/ani.h index f4d0a4d48b37..98cfd8154c71 100644 --- a/drivers/net/wireless/ath/ath9k/ani.h +++ b/drivers/net/wireless/ath/ath9k/ani.h @@ -19,7 +19,7 @@ #define HAL_PROCESS_ANI 0x00000001 -#define DO_ANI(ah) (((ah)->proc_phyerr & HAL_PROCESS_ANI)) +#define DO_ANI(ah) (((ah)->proc_phyerr & HAL_PROCESS_ANI) && ah->curchan) #define BEACON_RSSI(ahp) (ahp->stats.avgbrssi) @@ -93,6 +93,13 @@ struct ath9k_mib_stats { u32 beacons; }; +struct ath_cycle_counters { + u32 cycles; + u32 rx_frame; + u32 rx_clear; + u32 tx_frame; +}; + /* INI default values for ANI registers */ struct ath9k_ani_default { u16 m1ThreshLow; @@ -123,20 +130,11 @@ struct ar5416AniState { u8 ofdmWeakSigDetectOff; u8 cckWeakSigThreshold; u32 listenTime; - u32 ofdmTrigHigh; - u32 ofdmTrigLow; - int32_t cckTrigHigh; - int32_t cckTrigLow; int32_t rssiThrLow; int32_t rssiThrHigh; u32 noiseFloor; - u32 txFrameCount; - u32 rxFrameCount; - u32 cycleCount; u32 ofdmPhyErrCount; u32 cckPhyErrCount; - u32 ofdmPhyErrBase; - u32 cckPhyErrBase; int16_t pktRssi[2]; int16_t ofdmErrRssi[2]; int16_t cckErrRssi[2]; @@ -166,8 +164,7 @@ struct ar5416Stats { void ath9k_enable_mib_counters(struct ath_hw *ah); void ath9k_hw_disable_mib_counters(struct ath_hw *ah); -u32 ath9k_hw_GetMibCycleCountsPct(struct ath_hw *ah, u32 *rxc_pcnt, - u32 *rxf_pcnt, u32 *txf_pcnt); +void ath9k_hw_update_cycle_counters(struct ath_hw *ah); void ath9k_hw_ani_setup(struct ath_hw *ah); void ath9k_hw_ani_init(struct ath_hw *ah); int ath9k_hw_get_ani_channel_idx(struct ath_hw *ah, diff --git a/drivers/net/wireless/ath/ath9k/ar5008_phy.c b/drivers/net/wireless/ath/ath9k/ar5008_phy.c index 525671f52b45..ea9f4497f58c 100644 --- a/drivers/net/wireless/ath/ath9k/ar5008_phy.c +++ b/drivers/net/wireless/ath/ath9k/ar5008_phy.c @@ -613,14 +613,11 @@ static void ar5008_hw_init_chain_masks(struct ath_hw *ah) rx_chainmask = ah->rxchainmask; tx_chainmask = ah->txchainmask; - ENABLE_REGWRITE_BUFFER(ah); switch (rx_chainmask) { case 0x5: - DISABLE_REGWRITE_BUFFER(ah); REG_SET_BIT(ah, AR_PHY_ANALOG_SWAP, AR_PHY_SWAP_ALT_CHAIN); - ENABLE_REGWRITE_BUFFER(ah); case 0x3: if (ah->hw_version.macVersion == AR_SREV_REVISION_5416_10) { REG_WRITE(ah, AR_PHY_RX_CHAINMASK, 0x7); @@ -630,17 +627,18 @@ static void ar5008_hw_init_chain_masks(struct ath_hw *ah) case 0x1: case 0x2: case 0x7: + ENABLE_REGWRITE_BUFFER(ah); REG_WRITE(ah, AR_PHY_RX_CHAINMASK, rx_chainmask); REG_WRITE(ah, AR_PHY_CAL_CHAINMASK, rx_chainmask); break; default: + ENABLE_REGWRITE_BUFFER(ah); break; } REG_WRITE(ah, AR_SELFGEN_MASK, tx_chainmask); REGWRITE_BUFFER_FLUSH(ah); - DISABLE_REGWRITE_BUFFER(ah); if (tx_chainmask == 0x5) { REG_SET_BIT(ah, AR_PHY_ANALOG_SWAP, @@ -726,7 +724,6 @@ static void ar5008_hw_set_channel_regs(struct ath_hw *ah, REG_WRITE(ah, AR_CST, 0xF << AR_CST_TIMEOUT_LIMIT_S); REGWRITE_BUFFER_FLUSH(ah); - DISABLE_REGWRITE_BUFFER(ah); } @@ -818,7 +815,6 @@ static int ar5008_hw_process_ini(struct ath_hw *ah, } REGWRITE_BUFFER_FLUSH(ah); - DISABLE_REGWRITE_BUFFER(ah); if (AR_SREV_9280(ah) || AR_SREV_9287_11_OR_LATER(ah)) REG_WRITE_ARRAY(&ah->iniModesRxGain, modesIndex, regWrites); @@ -849,7 +845,6 @@ static int ar5008_hw_process_ini(struct ath_hw *ah, } REGWRITE_BUFFER_FLUSH(ah); - DISABLE_REGWRITE_BUFFER(ah); if (AR_SREV_9271(ah)) { if (ah->eep_ops->get_eeprom(ah, EEP_TXGAIN_TYPE) == 1) @@ -1053,7 +1048,7 @@ static bool ar5008_hw_ani_control_old(struct ath_hw *ah, enum ath9k_ani_cmd cmd, int param) { - struct ar5416AniState *aniState = ah->curani; + struct ar5416AniState *aniState = &ah->curchan->ani; struct ath_common *common = ath9k_hw_common(ah); switch (cmd & ah->ani_function) { @@ -1225,8 +1220,7 @@ static bool ar5008_hw_ani_control_old(struct ath_hw *ah, aniState->firstepLevel, aniState->listenTime); ath_print(common, ATH_DBG_ANI, - "cycleCount=%d, ofdmPhyErrCount=%d, cckPhyErrCount=%d\n\n", - aniState->cycleCount, + "ofdmPhyErrCount=%d, cckPhyErrCount=%d\n\n", aniState->ofdmPhyErrCount, aniState->cckPhyErrCount); @@ -1237,9 +1231,9 @@ static bool ar5008_hw_ani_control_new(struct ath_hw *ah, enum ath9k_ani_cmd cmd, int param) { - struct ar5416AniState *aniState = ah->curani; struct ath_common *common = ath9k_hw_common(ah); struct ath9k_channel *chan = ah->curchan; + struct ar5416AniState *aniState = &chan->ani; s32 value, value2; switch (cmd & ah->ani_function) { @@ -1478,15 +1472,13 @@ static bool ar5008_hw_ani_control_new(struct ath_hw *ah, ath_print(common, ATH_DBG_ANI, "ANI parameters: SI=%d, ofdmWS=%s FS=%d " - "MRCcck=%s listenTime=%d CC=%d listen=%d " + "MRCcck=%s listenTime=%d " "ofdmErrs=%d cckErrs=%d\n", aniState->spurImmunityLevel, !aniState->ofdmWeakSigDetectOff ? "on" : "off", aniState->firstepLevel, !aniState->mrcCCKOff ? "on" : "off", aniState->listenTime, - aniState->cycleCount, - aniState->listenTime, aniState->ofdmPhyErrCount, aniState->cckPhyErrCount); return true; @@ -1526,16 +1518,12 @@ static void ar5008_hw_do_getnf(struct ath_hw *ah, */ static void ar5008_hw_ani_cache_ini_regs(struct ath_hw *ah) { - struct ar5416AniState *aniState; struct ath_common *common = ath9k_hw_common(ah); struct ath9k_channel *chan = ah->curchan; + struct ar5416AniState *aniState = &chan->ani; struct ath9k_ani_default *iniDef; - int index; u32 val; - index = ath9k_hw_get_ani_channel_idx(ah, chan); - aniState = &ah->ani[index]; - ah->curani = aniState; iniDef = &aniState->iniDef; ath_print(common, ATH_DBG_ANI, @@ -1579,8 +1567,6 @@ static void ar5008_hw_ani_cache_ini_regs(struct ath_hw *ah) aniState->firstepLevel = ATH9K_ANI_FIRSTEP_LVL_NEW; aniState->ofdmWeakSigDetectOff = !ATH9K_ANI_USE_OFDM_WEAK_SIG; aniState->mrcCCKOff = true; /* not available on pre AR9003 */ - - aniState->cycleCount = 0; } static void ar5008_hw_set_nf_limits(struct ath_hw *ah) diff --git a/drivers/net/wireless/ath/ath9k/ar9002_calib.c b/drivers/net/wireless/ath/ath9k/ar9002_calib.c index f2da119bbf02..15f62cd0cc38 100644 --- a/drivers/net/wireless/ath/ath9k/ar9002_calib.c +++ b/drivers/net/wireless/ath/ath9k/ar9002_calib.c @@ -20,6 +20,13 @@ #define AR9285_CLCAL_REDO_THRESH 1 +enum ar9002_cal_types { + ADC_GAIN_CAL = BIT(0), + ADC_DC_CAL = BIT(1), + IQ_MISMATCH_CAL = BIT(2), +}; + + static void ar9002_hw_setup_calibration(struct ath_hw *ah, struct ath9k_cal_list *currCal) { @@ -45,8 +52,6 @@ static void ar9002_hw_setup_calibration(struct ath_hw *ah, ath_print(common, ATH_DBG_CALIBRATE, "starting ADC DC Calibration\n"); break; - case TEMP_COMP_CAL: - break; /* Not supported */ } REG_SET_BIT(ah, AR_PHY_TIMING_CTRL4(0), @@ -91,25 +96,6 @@ static bool ar9002_hw_per_calibration(struct ath_hw *ah, return iscaldone; } -/* Assumes you are talking about the currently configured channel */ -static bool ar9002_hw_iscal_supported(struct ath_hw *ah, - enum ath9k_cal_types calType) -{ - struct ieee80211_conf *conf = &ath9k_hw_common(ah)->hw->conf; - - switch (calType & ah->supp_cals) { - case IQ_MISMATCH_CAL: /* Both 2 GHz and 5 GHz support OFDM */ - return true; - case ADC_GAIN_CAL: - case ADC_DC_CAL: - if (!(conf->channel->band == IEEE80211_BAND_2GHZ && - conf_is_ht20(conf))) - return true; - break; - } - return false; -} - static void ar9002_hw_iqcal_collect(struct ath_hw *ah) { int i; @@ -536,7 +522,6 @@ static void ar9271_hw_pa_cal(struct ath_hw *ah, bool is_reset) REG_WRITE(ah, regList[i][0], regList[i][1]); REGWRITE_BUFFER_FLUSH(ah); - DISABLE_REGWRITE_BUFFER(ah); } static inline void ar9285_hw_pa_cal(struct ath_hw *ah, bool is_reset) @@ -872,24 +857,28 @@ static bool ar9002_hw_init_cal(struct ath_hw *ah, struct ath9k_channel *chan) /* Enable IQ, ADC Gain and ADC DC offset CALs */ if (AR_SREV_9100(ah) || AR_SREV_9160_10_OR_LATER(ah)) { - if (ar9002_hw_iscal_supported(ah, ADC_GAIN_CAL)) { + ah->supp_cals = IQ_MISMATCH_CAL; + + if (AR_SREV_9160_10_OR_LATER(ah) && + !(IS_CHAN_2GHZ(chan) && IS_CHAN_HT20(chan))) { + ah->supp_cals |= ADC_GAIN_CAL | ADC_DC_CAL; + + INIT_CAL(&ah->adcgain_caldata); INSERT_CAL(ah, &ah->adcgain_caldata); ath_print(common, ATH_DBG_CALIBRATE, "enabling ADC Gain Calibration.\n"); - } - if (ar9002_hw_iscal_supported(ah, ADC_DC_CAL)) { + INIT_CAL(&ah->adcdc_caldata); INSERT_CAL(ah, &ah->adcdc_caldata); ath_print(common, ATH_DBG_CALIBRATE, "enabling ADC DC Calibration.\n"); } - if (ar9002_hw_iscal_supported(ah, IQ_MISMATCH_CAL)) { - INIT_CAL(&ah->iq_caldata); - INSERT_CAL(ah, &ah->iq_caldata); - ath_print(common, ATH_DBG_CALIBRATE, - "enabling IQ Calibration.\n"); - } + + INIT_CAL(&ah->iq_caldata); + INSERT_CAL(ah, &ah->iq_caldata); + ath_print(common, ATH_DBG_CALIBRATE, + "enabling IQ Calibration.\n"); ah->cal_list_curr = ah->cal_list; @@ -980,7 +969,6 @@ void ar9002_hw_attach_calib_ops(struct ath_hw *ah) priv_ops->init_cal_settings = ar9002_hw_init_cal_settings; priv_ops->init_cal = ar9002_hw_init_cal; priv_ops->setup_calibration = ar9002_hw_setup_calibration; - priv_ops->iscal_supported = ar9002_hw_iscal_supported; ops->calibrate = ar9002_hw_calibrate; } diff --git a/drivers/net/wireless/ath/ath9k/ar9002_hw.c b/drivers/net/wireless/ath/ath9k/ar9002_hw.c index fde45082a13b..a0471f2e1c7a 100644 --- a/drivers/net/wireless/ath/ath9k/ar9002_hw.c +++ b/drivers/net/wireless/ath/ath9k/ar9002_hw.c @@ -371,7 +371,6 @@ static void ar9002_hw_configpcipowersave(struct ath_hw *ah, REG_WRITE(ah, AR_PCIE_SERDES2, 0x00000000); REGWRITE_BUFFER_FLUSH(ah); - DISABLE_REGWRITE_BUFFER(ah); } udelay(1000); @@ -468,7 +467,6 @@ static int ar9002_hw_get_radiorev(struct ath_hw *ah) REG_WRITE(ah, AR_PHY(0x20), 0x00010000); REGWRITE_BUFFER_FLUSH(ah); - DISABLE_REGWRITE_BUFFER(ah); val = (REG_READ(ah, AR_PHY(256)) >> 24) & 0xff; val = ((val & 0xf0) >> 4) | ((val & 0x0f) << 4); @@ -574,11 +572,6 @@ void ar9002_hw_attach_ops(struct ath_hw *ah) ar9002_hw_attach_calib_ops(ah); ar9002_hw_attach_mac_ops(ah); - - if (modparam_force_new_ani) - ath9k_hw_attach_ani_ops_new(ah); - else - ath9k_hw_attach_ani_ops_old(ah); } void ar9002_hw_load_ani_reg(struct ath_hw *ah, struct ath9k_channel *chan) @@ -627,6 +620,4 @@ void ar9002_hw_load_ani_reg(struct ath_hw *ah, struct ath9k_channel *chan) } REGWRITE_BUFFER_FLUSH(ah); - DISABLE_REGWRITE_BUFFER(ah); - } diff --git a/drivers/net/wireless/ath/ath9k/ar9002_phy.c b/drivers/net/wireless/ath/ath9k/ar9002_phy.c index cd56c8692705..c00cdc67b55b 100644 --- a/drivers/net/wireless/ath/ath9k/ar9002_phy.c +++ b/drivers/net/wireless/ath/ath9k/ar9002_phy.c @@ -415,7 +415,6 @@ static void ar9002_hw_spur_mitigate(struct ath_hw *ah, REG_WRITE(ah, AR_PHY_MASK2_P_61_45, tmp_mask); REGWRITE_BUFFER_FLUSH(ah); - DISABLE_REGWRITE_BUFFER(ah); } static void ar9002_olc_init(struct ath_hw *ah) diff --git a/drivers/net/wireless/ath/ath9k/ar9003_calib.c b/drivers/net/wireless/ath/ath9k/ar9003_calib.c index b41f5cda824b..9e6edffe0bd1 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_calib.c +++ b/drivers/net/wireless/ath/ath9k/ar9003_calib.c @@ -18,6 +18,11 @@ #include "hw-ops.h" #include "ar9003_phy.h" +enum ar9003_cal_types { + IQ_MISMATCH_CAL = BIT(0), + TEMP_COMP_CAL = BIT(1), +}; + static void ar9003_hw_setup_calibration(struct ath_hw *ah, struct ath9k_cal_list *currCal) { @@ -50,10 +55,6 @@ static void ar9003_hw_setup_calibration(struct ath_hw *ah, ath_print(common, ATH_DBG_CALIBRATE, "starting Temperature Compensation Calibration\n"); break; - case ADC_GAIN_CAL: - case ADC_DC_CAL: - /* Not yet */ - break; } } @@ -313,27 +314,6 @@ static const struct ath9k_percal_data iq_cal_single_sample = { static void ar9003_hw_init_cal_settings(struct ath_hw *ah) { ah->iq_caldata.calData = &iq_cal_single_sample; - ah->supp_cals = IQ_MISMATCH_CAL; -} - -static bool ar9003_hw_iscal_supported(struct ath_hw *ah, - enum ath9k_cal_types calType) -{ - switch (calType & ah->supp_cals) { - case IQ_MISMATCH_CAL: - /* - * XXX: Run IQ Mismatch for non-CCK only - * Note that CHANNEL_B is never set though. - */ - return true; - case ADC_GAIN_CAL: - case ADC_DC_CAL: - return false; - case TEMP_COMP_CAL: - return true; - } - - return false; } /* @@ -772,15 +752,16 @@ static bool ar9003_hw_init_cal(struct ath_hw *ah, /* Initialize list pointers */ ah->cal_list = ah->cal_list_last = ah->cal_list_curr = NULL; + ah->supp_cals = IQ_MISMATCH_CAL; - if (ar9003_hw_iscal_supported(ah, IQ_MISMATCH_CAL)) { + if (ah->supp_cals & IQ_MISMATCH_CAL) { INIT_CAL(&ah->iq_caldata); INSERT_CAL(ah, &ah->iq_caldata); ath_print(common, ATH_DBG_CALIBRATE, "enabling IQ Calibration.\n"); } - if (ar9003_hw_iscal_supported(ah, TEMP_COMP_CAL)) { + if (ah->supp_cals & TEMP_COMP_CAL) { INIT_CAL(&ah->tempCompCalData); INSERT_CAL(ah, &ah->tempCompCalData); ath_print(common, ATH_DBG_CALIBRATE, @@ -807,7 +788,6 @@ void ar9003_hw_attach_calib_ops(struct ath_hw *ah) priv_ops->init_cal_settings = ar9003_hw_init_cal_settings; priv_ops->init_cal = ar9003_hw_init_cal; priv_ops->setup_calibration = ar9003_hw_setup_calibration; - priv_ops->iscal_supported = ar9003_hw_iscal_supported; ops->calibrate = ar9003_hw_calibrate; } diff --git a/drivers/net/wireless/ath/ath9k/ar9003_hw.c b/drivers/net/wireless/ath/ath9k/ar9003_hw.c index 064168909108..02c970819f79 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_hw.c +++ b/drivers/net/wireless/ath/ath9k/ar9003_hw.c @@ -333,6 +333,4 @@ void ar9003_hw_attach_ops(struct ath_hw *ah) ar9003_hw_attach_phy_ops(ah); ar9003_hw_attach_calib_ops(ah); ar9003_hw_attach_mac_ops(ah); - - ath9k_hw_attach_ani_ops_new(ah); } diff --git a/drivers/net/wireless/ath/ath9k/ar9003_phy.c b/drivers/net/wireless/ath/ath9k/ar9003_phy.c index a491854fa38a..efb05599b84c 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_phy.c +++ b/drivers/net/wireless/ath/ath9k/ar9003_phy.c @@ -747,9 +747,9 @@ static void ar9003_hw_set_diversity(struct ath_hw *ah, bool value) static bool ar9003_hw_ani_control(struct ath_hw *ah, enum ath9k_ani_cmd cmd, int param) { - struct ar5416AniState *aniState = ah->curani; struct ath_common *common = ath9k_hw_common(ah); struct ath9k_channel *chan = ah->curchan; + struct ar5416AniState *aniState = &chan->ani; s32 value, value2; switch (cmd & ah->ani_function) { @@ -1005,15 +1005,13 @@ static bool ar9003_hw_ani_control(struct ath_hw *ah, ath_print(common, ATH_DBG_ANI, "ANI parameters: SI=%d, ofdmWS=%s FS=%d " - "MRCcck=%s listenTime=%d CC=%d listen=%d " + "MRCcck=%s listenTime=%d " "ofdmErrs=%d cckErrs=%d\n", aniState->spurImmunityLevel, !aniState->ofdmWeakSigDetectOff ? "on" : "off", aniState->firstepLevel, !aniState->mrcCCKOff ? "on" : "off", aniState->listenTime, - aniState->cycleCount, - aniState->listenTime, aniState->ofdmPhyErrCount, aniState->cckPhyErrCount); return true; @@ -1067,12 +1065,9 @@ static void ar9003_hw_ani_cache_ini_regs(struct ath_hw *ah) struct ath_common *common = ath9k_hw_common(ah); struct ath9k_channel *chan = ah->curchan; struct ath9k_ani_default *iniDef; - int index; u32 val; - index = ath9k_hw_get_ani_channel_idx(ah, chan); - aniState = &ah->ani[index]; - ah->curani = aniState; + aniState = &ah->curchan->ani; iniDef = &aniState->iniDef; ath_print(common, ATH_DBG_ANI, @@ -1116,8 +1111,6 @@ static void ar9003_hw_ani_cache_ini_regs(struct ath_hw *ah) aniState->firstepLevel = ATH9K_ANI_FIRSTEP_LVL_NEW; aniState->ofdmWeakSigDetectOff = !ATH9K_ANI_USE_OFDM_WEAK_SIG; aniState->mrcCCKOff = !ATH9K_ANI_ENABLE_MRC_CCK; - - aniState->cycleCount = 0; } void ar9003_hw_attach_phy_ops(struct ath_hw *ah) @@ -1232,7 +1225,7 @@ void ar9003_hw_bb_watchdog_read(struct ath_hw *ah) void ar9003_hw_bb_watchdog_dbg_info(struct ath_hw *ah) { struct ath_common *common = ath9k_hw_common(ah); - u32 rxc_pcnt = 0, rxf_pcnt = 0, txf_pcnt = 0, status; + u32 status; if (likely(!(common->debug_mask & ATH_DBG_RESET))) return; @@ -1261,11 +1254,13 @@ void ar9003_hw_bb_watchdog_dbg_info(struct ath_hw *ah) "** BB mode: BB_gen_controls=0x%08x **\n", REG_READ(ah, AR_PHY_GEN_CTRL)); - if (ath9k_hw_GetMibCycleCountsPct(ah, &rxc_pcnt, &rxf_pcnt, &txf_pcnt)) + ath9k_hw_update_cycle_counters(ah); +#define PCT(_field) (ah->cc_delta._field * 100 / ah->cc_delta.cycles) + if (ah->cc_delta.cycles) ath_print(common, ATH_DBG_RESET, "** BB busy times: rx_clear=%d%%, " "rx_frame=%d%%, tx_frame=%d%% **\n", - rxc_pcnt, rxf_pcnt, txf_pcnt); + PCT(rx_clear), PCT(rx_frame), PCT(tx_frame)); ath_print(common, ATH_DBG_RESET, "==== BB update: done ====\n\n"); diff --git a/drivers/net/wireless/ath/ath9k/ath9k.h b/drivers/net/wireless/ath/ath9k/ath9k.h index 9f8e542ef47e..de2b18ee7f77 100644 --- a/drivers/net/wireless/ath/ath9k/ath9k.h +++ b/drivers/net/wireless/ath/ath9k/ath9k.h @@ -241,7 +241,6 @@ struct ath_buf { dma_addr_t bf_daddr; /* physical addr of desc */ dma_addr_t bf_buf_addr; /* physical addr of data buffer */ bool bf_stale; - bool bf_isnullfunc; bool bf_tx_aborted; u16 bf_flags; struct ath_buf_state bf_state; @@ -349,7 +348,6 @@ int ath_tx_aggr_start(struct ath_softc *sc, struct ieee80211_sta *sta, u16 tid, u16 *ssn); void ath_tx_aggr_stop(struct ath_softc *sc, struct ieee80211_sta *sta, u16 tid); void ath_tx_aggr_resume(struct ath_softc *sc, struct ieee80211_sta *sta, u16 tid); -void ath9k_enable_ps(struct ath_softc *sc); /********/ /* VIFs */ @@ -573,8 +571,6 @@ struct ath_ant_comb { #define PS_WAIT_FOR_PSPOLL_DATA BIT(2) #define PS_WAIT_FOR_TX_ACK BIT(3) #define PS_BEACON_SYNC BIT(4) -#define PS_NULLFUNC_COMPLETED BIT(5) -#define PS_ENABLED BIT(6) struct ath_wiphy; struct ath_rate_table; diff --git a/drivers/net/wireless/ath/ath9k/calib.c b/drivers/net/wireless/ath/ath9k/calib.c index 6351e76792a6..6d509484b5f6 100644 --- a/drivers/net/wireless/ath/ath9k/calib.c +++ b/drivers/net/wireless/ath/ath9k/calib.c @@ -186,7 +186,7 @@ bool ath9k_hw_reset_calvalid(struct ath_hw *ah) return true; } - if (!ath9k_hw_iscal_supported(ah, currCal->calData->calType)) + if (!(ah->supp_cals & currCal->calData->calType)) return true; ath_print(common, ATH_DBG_CALIBRATE, @@ -300,7 +300,6 @@ void ath9k_hw_loadnf(struct ath_hw *ah, struct ath9k_channel *chan) } } REGWRITE_BUFFER_FLUSH(ah); - DISABLE_REGWRITE_BUFFER(ah); } diff --git a/drivers/net/wireless/ath/ath9k/calib.h b/drivers/net/wireless/ath/ath9k/calib.h index 1fa56c91a894..b8973eb8d858 100644 --- a/drivers/net/wireless/ath/ath9k/calib.h +++ b/drivers/net/wireless/ath/ath9k/calib.h @@ -58,13 +58,6 @@ struct ar5416IniArray { } \ } while (0) -enum ath9k_cal_types { - ADC_GAIN_CAL = 0x2, - ADC_DC_CAL = 0x4, - IQ_MISMATCH_CAL = 0x8, - TEMP_COMP_CAL = 0x10, -}; - enum ath9k_cal_state { CAL_INACTIVE, CAL_WAITING, @@ -79,7 +72,7 @@ enum ath9k_cal_state { #define PER_MAX_LOG_COUNT 10 struct ath9k_percal_data { - enum ath9k_cal_types calType; + u32 calType; u32 calNumSamples; u32 calCountMax; void (*calCollect) (struct ath_hw *); diff --git a/drivers/net/wireless/ath/ath9k/eeprom_4k.c b/drivers/net/wireless/ath/ath9k/eeprom_4k.c index 872e75b0b574..4fa4d8e28c64 100644 --- a/drivers/net/wireless/ath/ath9k/eeprom_4k.c +++ b/drivers/net/wireless/ath/ath9k/eeprom_4k.c @@ -508,7 +508,6 @@ static void ath9k_hw_set_4k_power_cal_table(struct ath_hw *ah, } REGWRITE_BUFFER_FLUSH(ah); - DISABLE_REGWRITE_BUFFER(ah); } } @@ -840,7 +839,6 @@ static void ath9k_hw_4k_set_txpower(struct ath_hw *ah, } REGWRITE_BUFFER_FLUSH(ah); - DISABLE_REGWRITE_BUFFER(ah); } static void ath9k_hw_4k_set_addac(struct ath_hw *ah, diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_init.c b/drivers/net/wireless/ath/ath9k/htc_drv_init.c index b100db2766cf..bbb54bc28a44 100644 --- a/drivers/net/wireless/ath/ath9k/htc_drv_init.c +++ b/drivers/net/wireless/ath/ath9k/htc_drv_init.c @@ -380,15 +380,6 @@ static void ath9k_enable_regwrite_buffer(void *hw_priv) atomic_inc(&priv->wmi->mwrite_cnt); } -static void ath9k_disable_regwrite_buffer(void *hw_priv) -{ - struct ath_hw *ah = (struct ath_hw *) hw_priv; - struct ath_common *common = ath9k_hw_common(ah); - struct ath9k_htc_priv *priv = (struct ath9k_htc_priv *) common->priv; - - atomic_dec(&priv->wmi->mwrite_cnt); -} - static void ath9k_regwrite_flush(void *hw_priv) { struct ath_hw *ah = (struct ath_hw *) hw_priv; @@ -397,6 +388,8 @@ static void ath9k_regwrite_flush(void *hw_priv) u32 rsp_status; int r; + atomic_dec(&priv->wmi->mwrite_cnt); + mutex_lock(&priv->wmi->multi_write_mutex); if (priv->wmi->multi_write_idx) { @@ -420,7 +413,6 @@ static const struct ath_ops ath9k_common_ops = { .read = ath9k_regread, .write = ath9k_regwrite, .enable_write_buffer = ath9k_enable_regwrite_buffer, - .disable_write_buffer = ath9k_disable_regwrite_buffer, .write_flush = ath9k_regwrite_flush, }; diff --git a/drivers/net/wireless/ath/ath9k/hw-ops.h b/drivers/net/wireless/ath/ath9k/hw-ops.h index ffecbadaea4a..0a4ad348b699 100644 --- a/drivers/net/wireless/ath/ath9k/hw-ops.h +++ b/drivers/net/wireless/ath/ath9k/hw-ops.h @@ -128,17 +128,6 @@ static inline void ath9k_hw_set11n_virtualmorefrag(struct ath_hw *ah, void *ds, ath9k_hw_ops(ah)->set11n_virtualmorefrag(ah, ds, vmf); } -static inline void ath9k_hw_procmibevent(struct ath_hw *ah) -{ - ath9k_hw_ops(ah)->ani_proc_mib_event(ah); -} - -static inline void ath9k_hw_ani_monitor(struct ath_hw *ah, - struct ath9k_channel *chan) -{ - ath9k_hw_ops(ah)->ani_monitor(ah, chan); -} - /* Private hardware call ops */ /* PHY ops */ @@ -276,15 +265,4 @@ static inline void ath9k_hw_setup_calibration(struct ath_hw *ah, ath9k_hw_private_ops(ah)->setup_calibration(ah, currCal); } -static inline bool ath9k_hw_iscal_supported(struct ath_hw *ah, - enum ath9k_cal_types calType) -{ - return ath9k_hw_private_ops(ah)->iscal_supported(ah, calType); -} - -static inline void ath9k_ani_reset(struct ath_hw *ah, bool is_scanning) -{ - ath9k_hw_private_ops(ah)->ani_reset(ah, is_scanning); -} - #endif /* ATH9K_HW_OPS_H */ diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c index 1b066043d6cb..05e9935ef160 100644 --- a/drivers/net/wireless/ath/ath9k/hw.c +++ b/drivers/net/wireless/ath/ath9k/hw.c @@ -299,7 +299,6 @@ static void ath9k_hw_disablepcie(struct ath_hw *ah) REG_WRITE(ah, AR_PCIE_SERDES2, 0x00000000); REGWRITE_BUFFER_FLUSH(ah); - DISABLE_REGWRITE_BUFFER(ah); } /* This should work for all families including legacy */ @@ -371,10 +370,6 @@ static void ath9k_hw_init_config(struct ath_hw *ah) ah->config.pcie_clock_req = 0; ah->config.pcie_waen = 0; ah->config.analog_shiftreg = 1; - ah->config.ofdm_trig_low = 200; - ah->config.ofdm_trig_high = 500; - ah->config.cck_trig_high = 200; - ah->config.cck_trig_low = 100; ah->config.enable_ani = true; for (i = 0; i < AR_EEPROM_MODAL_SPURS; i++) { @@ -676,7 +671,6 @@ static void ath9k_hw_init_qos(struct ath_hw *ah) REG_WRITE(ah, AR_TXOP_12_15, 0xFFFFFFFF); REGWRITE_BUFFER_FLUSH(ah); - DISABLE_REGWRITE_BUFFER(ah); } static void ath9k_hw_init_pll(struct ath_hw *ah, @@ -741,7 +735,6 @@ static void ath9k_hw_init_interrupt_masks(struct ath_hw *ah, } REGWRITE_BUFFER_FLUSH(ah); - DISABLE_REGWRITE_BUFFER(ah); if (AR_SREV_9300_20_OR_LATER(ah)) { REG_WRITE(ah, AR_INTR_PRIO_ASYNC_ENABLE, 0); @@ -885,7 +878,6 @@ static inline void ath9k_hw_set_dma(struct ath_hw *ah) REG_WRITE(ah, AR_TXCFG, regval | AR_TXCFG_DMASZ_128B); REGWRITE_BUFFER_FLUSH(ah); - DISABLE_REGWRITE_BUFFER(ah); /* * Restore TX Trigger Level to its pre-reset value. @@ -933,7 +925,6 @@ static inline void ath9k_hw_set_dma(struct ath_hw *ah) } REGWRITE_BUFFER_FLUSH(ah); - DISABLE_REGWRITE_BUFFER(ah); if (AR_SREV_9300_20_OR_LATER(ah)) ath9k_hw_reset_txstatus_ring(ah); @@ -1031,7 +1022,6 @@ static bool ath9k_hw_set_reset(struct ath_hw *ah, int type) REG_WRITE(ah, AR_RTC_RC, rst_flags); REGWRITE_BUFFER_FLUSH(ah); - DISABLE_REGWRITE_BUFFER(ah); udelay(50); @@ -1070,7 +1060,6 @@ static bool ath9k_hw_set_reset_power_on(struct ath_hw *ah) udelay(2); REGWRITE_BUFFER_FLUSH(ah); - DISABLE_REGWRITE_BUFFER(ah); if (!AR_SREV_9300_20_OR_LATER(ah)) udelay(2); @@ -1374,7 +1363,6 @@ int ath9k_hw_reset(struct ath_hw *ah, struct ath9k_channel *chan, REG_WRITE(ah, AR_RSSI_THR, INIT_RSSI_THR); REGWRITE_BUFFER_FLUSH(ah); - DISABLE_REGWRITE_BUFFER(ah); r = ath9k_hw_rf_set_freq(ah, chan); if (r) @@ -1386,7 +1374,6 @@ int ath9k_hw_reset(struct ath_hw *ah, struct ath9k_channel *chan, REG_WRITE(ah, AR_DQCUMASK(i), 1 << i); REGWRITE_BUFFER_FLUSH(ah); - DISABLE_REGWRITE_BUFFER(ah); ah->intr_txqs = 0; for (i = 0; i < ah->caps.total_queues; i++) @@ -1434,7 +1421,6 @@ int ath9k_hw_reset(struct ath_hw *ah, struct ath9k_channel *chan, REG_WRITE(ah, AR_CFG_LED, saveLedState | AR_CFG_SCLK_32KHZ); REGWRITE_BUFFER_FLUSH(ah); - DISABLE_REGWRITE_BUFFER(ah); /* * For big endian systems turn on swapping for descriptors @@ -1684,7 +1670,6 @@ void ath9k_hw_beaconinit(struct ath_hw *ah, u32 next_beacon, u32 beacon_period) REG_WRITE(ah, AR_NDP_PERIOD, TU_TO_USEC(beacon_period)); REGWRITE_BUFFER_FLUSH(ah); - DISABLE_REGWRITE_BUFFER(ah); beacon_period &= ~ATH9K_BEACON_ENA; if (beacon_period & ATH9K_BEACON_RESET_TSF) { @@ -1712,7 +1697,6 @@ void ath9k_hw_set_sta_beacon_timers(struct ath_hw *ah, TU_TO_USEC(bs->bs_intval & ATH9K_BEACON_PERIOD)); REGWRITE_BUFFER_FLUSH(ah); - DISABLE_REGWRITE_BUFFER(ah); REG_RMW_FIELD(ah, AR_RSSI_THR, AR_RSSI_THR_BM_THR, bs->bs_bmissthreshold); @@ -1758,7 +1742,6 @@ void ath9k_hw_set_sta_beacon_timers(struct ath_hw *ah, REG_WRITE(ah, AR_DTIM_PERIOD, TU_TO_USEC(dtimperiod)); REGWRITE_BUFFER_FLUSH(ah); - DISABLE_REGWRITE_BUFFER(ah); REG_SET_BIT(ah, AR_TIMER_MODE, AR_TBTT_TIMER_EN | AR_TIM_TIMER_EN | @@ -2176,7 +2159,6 @@ void ath9k_hw_setrxfilter(struct ath_hw *ah, u32 bits) REG_READ(ah, AR_RXCFG) & ~AR_RXCFG_ZLFDMA); REGWRITE_BUFFER_FLUSH(ah); - DISABLE_REGWRITE_BUFFER(ah); } EXPORT_SYMBOL(ath9k_hw_setrxfilter); diff --git a/drivers/net/wireless/ath/ath9k/hw.h b/drivers/net/wireless/ath/ath9k/hw.h index 235cb5357a22..87627dd63463 100644 --- a/drivers/net/wireless/ath/ath9k/hw.h +++ b/drivers/net/wireless/ath/ath9k/hw.h @@ -70,19 +70,13 @@ #define ENABLE_REGWRITE_BUFFER(_ah) \ do { \ - if (AR_SREV_9271(_ah)) \ + if (ath9k_hw_common(_ah)->ops->enable_write_buffer) \ ath9k_hw_common(_ah)->ops->enable_write_buffer((_ah)); \ } while (0) -#define DISABLE_REGWRITE_BUFFER(_ah) \ - do { \ - if (AR_SREV_9271(_ah)) \ - ath9k_hw_common(_ah)->ops->disable_write_buffer((_ah)); \ - } while (0) - #define REGWRITE_BUFFER_FLUSH(_ah) \ do { \ - if (AR_SREV_9271(_ah)) \ + if (ath9k_hw_common(_ah)->ops->write_flush) \ ath9k_hw_common(_ah)->ops->write_flush((_ah)); \ } while (0) @@ -352,6 +346,7 @@ struct ath9k_hw_cal_data { struct ath9k_channel { struct ieee80211_channel *chan; + struct ar5416AniState ani; u16 channel; u32 channelFlags; u32 chanmode; @@ -514,14 +509,6 @@ struct ath_hw_antcomb_conf { * @setup_calibration: set up calibration * @iscal_supported: used to query if a type of calibration is supported * - * @ani_reset: reset ANI parameters to default values - * @ani_lower_immunity: lower the noise immunity level. The level controls - * the power-based packet detection on hardware. If a power jump is - * detected the adapter takes it as an indication that a packet has - * arrived. The level ranges from 0-5. Each level corresponds to a - * few dB more of noise immunity. If you have a strong time-varying - * interference that is causing false detections (OFDM timing errors or - * CCK timing errors) the level can be increased. * @ani_cache_ini_regs: cache the values for ANI from the initial * register settings through the register initialization. */ @@ -535,8 +522,6 @@ struct ath_hw_private_ops { bool (*macversion_supported)(u32 macversion); void (*setup_calibration)(struct ath_hw *ah, struct ath9k_cal_list *currCal); - bool (*iscal_supported)(struct ath_hw *ah, - enum ath9k_cal_types calType); /* PHY ops */ int (*rf_set_freq)(struct ath_hw *ah, @@ -568,8 +553,6 @@ struct ath_hw_private_ops { void (*do_getnf)(struct ath_hw *ah, int16_t nfarray[NUM_NF_READINGS]); /* ANI */ - void (*ani_reset)(struct ath_hw *ah, bool is_scanning); - void (*ani_lower_immunity)(struct ath_hw *ah); void (*ani_cache_ini_regs)(struct ath_hw *ah); }; @@ -581,11 +564,6 @@ struct ath_hw_private_ops { * * @config_pci_powersave: * @calibrate: periodic calibration for NF, ANI, IQ, ADC gain, ADC-DC - * - * @ani_proc_mib_event: process MIB events, this would happen upon specific ANI - * thresholds being reached or having overflowed. - * @ani_monitor: called periodically by the core driver to collect - * MIB stats and adjust ANI if specific thresholds have been reached. */ struct ath_hw_ops { void (*config_pci_powersave)(struct ath_hw *ah, @@ -626,9 +604,6 @@ struct ath_hw_ops { u32 burstDuration); void (*set11n_virtualmorefrag)(struct ath_hw *ah, void *ds, u32 vmf); - - void (*ani_proc_mib_event)(struct ath_hw *ah); - void (*ani_monitor)(struct ath_hw *ah, struct ath9k_channel *chan); }; struct ath_nf_limits { @@ -689,7 +664,7 @@ struct ath_hw { u32 atim_window; /* Calibration */ - enum ath9k_cal_types supp_cals; + u32 supp_cals; struct ath9k_cal_list iq_caldata; struct ath9k_cal_list adcgain_caldata; struct ath9k_cal_list adcdc_caldata; @@ -760,13 +735,13 @@ struct ath_hw { /* ANI */ u32 proc_phyerr; u32 aniperiod; - struct ar5416AniState *curani; - struct ar5416AniState ani[255]; int totalSizeDesired[5]; int coarse_high[5]; int coarse_low[5]; int firpwr[5]; enum ath9k_ani_cmd ani_function; + struct ath_cycle_counters cc, cc_delta; + int32_t listen_time; /* Bluetooth coexistance */ struct ath_btcoex_hw btcoex_hw; @@ -987,8 +962,9 @@ void ar9002_hw_load_ani_reg(struct ath_hw *ah, struct ath9k_channel *chan); * older families (AR5008, AR9001, AR9002) by using modparam_force_new_ani. */ extern int modparam_force_new_ani; -void ath9k_hw_attach_ani_ops_old(struct ath_hw *ah); -void ath9k_hw_attach_ani_ops_new(struct ath_hw *ah); +void ath9k_ani_reset(struct ath_hw *ah, bool is_scanning); +void ath9k_hw_proc_mib_event(struct ath_hw *ah); +void ath9k_hw_ani_monitor(struct ath_hw *ah, struct ath9k_channel *chan); #define ATH_PCIE_CAP_LINK_CTRL 0x70 #define ATH_PCIE_CAP_LINK_L0S 1 diff --git a/drivers/net/wireless/ath/ath9k/mac.c b/drivers/net/wireless/ath/ath9k/mac.c index 3efda8a8a3c1..e5784595bd0f 100644 --- a/drivers/net/wireless/ath/ath9k/mac.c +++ b/drivers/net/wireless/ath/ath9k/mac.c @@ -40,7 +40,6 @@ static void ath9k_hw_set_txq_interrupts(struct ath_hw *ah, REG_WRITE(ah, AR_IMR_S2, ah->imrs2_reg); REGWRITE_BUFFER_FLUSH(ah); - DISABLE_REGWRITE_BUFFER(ah); } u32 ath9k_hw_gettxbuf(struct ath_hw *ah, u32 q) @@ -530,7 +529,6 @@ bool ath9k_hw_resettxqueue(struct ath_hw *ah, u32 q) } REGWRITE_BUFFER_FLUSH(ah); - DISABLE_REGWRITE_BUFFER(ah); if (qi->tqi_qflags & TXQ_FLAG_FRAG_BURST_BACKOFF_ENABLE) { REG_WRITE(ah, AR_DMISC(q), @@ -553,7 +551,6 @@ bool ath9k_hw_resettxqueue(struct ath_hw *ah, u32 q) | AR_D_MISC_POST_FR_BKOFF_DIS); REGWRITE_BUFFER_FLUSH(ah); - DISABLE_REGWRITE_BUFFER(ah); /* * cwmin and cwmax should be 0 for beacon queue @@ -585,7 +582,6 @@ bool ath9k_hw_resettxqueue(struct ath_hw *ah, u32 q) AR_D_MISC_ARB_LOCKOUT_CNTRL_S)); REGWRITE_BUFFER_FLUSH(ah); - DISABLE_REGWRITE_BUFFER(ah); break; case ATH9K_TX_QUEUE_PSPOLL: diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c index e6ddf45506be..74c2dc8a8b8a 100644 --- a/drivers/net/wireless/ath/ath9k/main.c +++ b/drivers/net/wireless/ath/ath9k/main.c @@ -713,7 +713,7 @@ irqreturn_t ath_isr(int irq, void *dev) * it will clear whatever condition caused * the interrupt. */ - ath9k_hw_procmibevent(ah); + ath9k_hw_proc_mib_event(ah); ath9k_hw_set_interrupts(ah, ah->imask); } @@ -1484,7 +1484,7 @@ static void ath9k_remove_interface(struct ieee80211_hw *hw, mutex_unlock(&sc->mutex); } -void ath9k_enable_ps(struct ath_softc *sc) +static void ath9k_enable_ps(struct ath_softc *sc) { struct ath_hw *ah = sc->sc_ah; @@ -1498,13 +1498,32 @@ void ath9k_enable_ps(struct ath_softc *sc) } } +static void ath9k_disable_ps(struct ath_softc *sc) +{ + struct ath_hw *ah = sc->sc_ah; + + sc->ps_enabled = false; + ath9k_hw_setpower(ah, ATH9K_PM_AWAKE); + if (!(ah->caps.hw_caps & ATH9K_HW_CAP_AUTOSLEEP)) { + ath9k_hw_setrxabort(ah, 0); + sc->ps_flags &= ~(PS_WAIT_FOR_BEACON | + PS_WAIT_FOR_CAB | + PS_WAIT_FOR_PSPOLL_DATA | + PS_WAIT_FOR_TX_ACK); + if (ah->imask & ATH9K_INT_TIM_TIMER) { + ah->imask &= ~ATH9K_INT_TIM_TIMER; + ath9k_hw_set_interrupts(ah, ah->imask); + } + } + +} + static int ath9k_config(struct ieee80211_hw *hw, u32 changed) { struct ath_wiphy *aphy = hw->priv; struct ath_softc *sc = aphy->sc; struct ath_common *common = ath9k_hw_common(sc->sc_ah); struct ieee80211_conf *conf = &hw->conf; - struct ath_hw *ah = sc->sc_ah; bool disable_radio; mutex_lock(&sc->mutex); @@ -1551,35 +1570,10 @@ static int ath9k_config(struct ieee80211_hw *hw, u32 changed) if (changed & IEEE80211_CONF_CHANGE_PS) { unsigned long flags; spin_lock_irqsave(&sc->sc_pm_lock, flags); - if (conf->flags & IEEE80211_CONF_PS) { - sc->ps_flags |= PS_ENABLED; - /* - * At this point we know hardware has received an ACK - * of a previously sent null data frame. - */ - if ((sc->ps_flags & PS_NULLFUNC_COMPLETED)) { - sc->ps_flags &= ~PS_NULLFUNC_COMPLETED; - ath9k_enable_ps(sc); - } - } else { - sc->ps_enabled = false; - sc->ps_flags &= ~(PS_ENABLED | - PS_NULLFUNC_COMPLETED); - ath9k_hw_setpower(sc->sc_ah, ATH9K_PM_AWAKE); - if (!(ah->caps.hw_caps & - ATH9K_HW_CAP_AUTOSLEEP)) { - ath9k_hw_setrxabort(sc->sc_ah, 0); - sc->ps_flags &= ~(PS_WAIT_FOR_BEACON | - PS_WAIT_FOR_CAB | - PS_WAIT_FOR_PSPOLL_DATA | - PS_WAIT_FOR_TX_ACK); - if (ah->imask & ATH9K_INT_TIM_TIMER) { - ah->imask &= ~ATH9K_INT_TIM_TIMER; - ath9k_hw_set_interrupts(sc->sc_ah, - ah->imask); - } - } - } + if (conf->flags & IEEE80211_CONF_PS) + ath9k_enable_ps(sc); + else + ath9k_disable_ps(sc); spin_unlock_irqrestore(&sc->sc_pm_lock, flags); } diff --git a/drivers/net/wireless/ath/ath9k/xmit.c b/drivers/net/wireless/ath/ath9k/xmit.c index f7da6b20a925..aa447770eb2b 100644 --- a/drivers/net/wireless/ath/ath9k/xmit.c +++ b/drivers/net/wireless/ath/ath9k/xmit.c @@ -1648,13 +1648,6 @@ static int ath_tx_setup_buffer(struct ieee80211_hw *hw, struct ath_buf *bf, bf->bf_buf_addr = bf->bf_dmacontext; - /* tag if this is a nullfunc frame to enable PS when AP acks it */ - if (ieee80211_is_nullfunc(fc) && ieee80211_has_pm(fc)) { - bf->bf_isnullfunc = true; - sc->ps_flags &= ~PS_NULLFUNC_COMPLETED; - } else - bf->bf_isnullfunc = false; - bf->bf_tx_aborted = false; return 0; @@ -2082,18 +2075,6 @@ static void ath_tx_processq(struct ath_softc *sc, struct ath_txq *txq) } /* - * We now know the nullfunc frame has been ACKed so we - * can disable RX. - */ - if (bf->bf_isnullfunc && - (ts.ts_status & ATH9K_TX_ACKED)) { - if ((sc->ps_flags & PS_ENABLED)) - ath9k_enable_ps(sc); - else - sc->ps_flags |= PS_NULLFUNC_COMPLETED; - } - - /* * Remove ath_buf's of the same transmit unit from txq, * however leave the last descriptor back as the holding * descriptor for hw. @@ -2236,17 +2217,6 @@ void ath_tx_edma_tasklet(struct ath_softc *sc) txok = !(txs.ts_status & ATH9K_TXERR_MASK); - /* - * Make sure null func frame is acked before configuring - * hw into ps mode. - */ - if (bf->bf_isnullfunc && txok) { - if ((sc->ps_flags & PS_ENABLED)) - ath9k_enable_ps(sc); - else - sc->ps_flags |= PS_NULLFUNC_COMPLETED; - } - if (!bf_isampdu(bf)) { if (txs.ts_status & ATH9K_TXERR_XRETRY) bf->bf_state.bf_type |= BUF_XRETRY; diff --git a/drivers/net/wireless/b43/b43.h b/drivers/net/wireless/b43/b43.h index 8674a99356af..72821c456b02 100644 --- a/drivers/net/wireless/b43/b43.h +++ b/drivers/net/wireless/b43/b43.h @@ -186,7 +186,8 @@ enum { #define B43_SHM_SH_PHYTXNOI 0x006E /* PHY noise directly after TX (lower 8bit only) */ #define B43_SHM_SH_RFRXSP1 0x0072 /* RF RX SP Register 1 */ #define B43_SHM_SH_CHAN 0x00A0 /* Current channel (low 8bit only) */ -#define B43_SHM_SH_CHAN_5GHZ 0x0100 /* Bit set, if 5Ghz channel */ +#define B43_SHM_SH_CHAN_5GHZ 0x0100 /* Bit set, if 5 Ghz channel */ +#define B43_SHM_SH_CHAN_40MHZ 0x0200 /* Bit set, if 40 Mhz channel width */ #define B43_SHM_SH_BCMCFIFOID 0x0108 /* Last posted cookie to the bcast/mcast FIFO */ /* TSSI information */ #define B43_SHM_SH_TSSI_CCK 0x0058 /* TSSI for last 4 CCK frames (32bit) */ diff --git a/drivers/net/wireless/b43/phy_common.c b/drivers/net/wireless/b43/phy_common.c index 8f7d7eff2d80..7b2ea6781457 100644 --- a/drivers/net/wireless/b43/phy_common.c +++ b/drivers/net/wireless/b43/phy_common.c @@ -294,8 +294,10 @@ int b43_switch_channel(struct b43_wldev *dev, unsigned int new_channel) */ channelcookie = new_channel; if (b43_current_band(dev->wl) == IEEE80211_BAND_5GHZ) - channelcookie |= 0x100; - //FIXME set 40Mhz flag if required + channelcookie |= B43_SHM_SH_CHAN_5GHZ; + /* FIXME: set 40Mhz flag if required */ + if (0) + channelcookie |= B43_SHM_SH_CHAN_40MHZ; savedcookie = b43_shm_read16(dev, B43_SHM_SHARED, B43_SHM_SH_CHAN); b43_shm_write16(dev, B43_SHM_SHARED, B43_SHM_SH_CHAN, channelcookie); diff --git a/drivers/net/wireless/b43/phy_n.c b/drivers/net/wireless/b43/phy_n.c index 5f0ce35bbe27..52ce4383a056 100644 --- a/drivers/net/wireless/b43/phy_n.c +++ b/drivers/net/wireless/b43/phy_n.c @@ -73,7 +73,6 @@ static void b43_nphy_rf_control_override(struct b43_wldev *dev, u16 field, u16 value, u8 core, bool off); static void b43_nphy_rf_control_intc_override(struct b43_wldev *dev, u8 field, u16 value, u8 core); -static int nphy_channel_switch(struct b43_wldev *dev, unsigned int channel); static inline bool b43_empty_chanspec(struct b43_chanspec *chanspec) { @@ -223,7 +222,7 @@ static void b43_radio_init2055_post(struct b43_wldev *dev) if (i) b43err(dev->wl, "radio post init timeout\n"); b43_radio_mask(dev, B2055_CAL_LPOCTL, 0xFF7F); - nphy_channel_switch(dev, dev->phy.channel); + b43_switch_channel(dev, dev->phy.channel); b43_radio_write(dev, B2055_C1_RX_BB_LPF, 0x9); b43_radio_write(dev, B2055_C2_RX_BB_LPF, 0x9); b43_radio_write(dev, B2055_C1_RX_BB_MIDACHP, 0x83); @@ -3351,12 +3350,6 @@ static void b43_nphy_chanspec_setup(struct b43_wldev *dev, b43_chantab_phy_upload(dev, e); - tmp = chanspec.channel; - if (chanspec.b_freq == 1) - tmp |= 0x0100; - if (chanspec.b_width == 3) - tmp |= 0x0200; - b43_shm_write16(dev, B43_SHM_SHARED, 0xA0, tmp); if (nphy->radio_chanspec.channel == 14) { b43_nphy_classifier(dev, 2, 0); @@ -3438,18 +3431,6 @@ static int b43_nphy_set_chanspec(struct b43_wldev *dev, return 0; } -/* Tune the hardware to a new channel */ -static int nphy_channel_switch(struct b43_wldev *dev, unsigned int channel) -{ - struct b43_phy_n *nphy = dev->phy.n; - - struct b43_chanspec chanspec; - chanspec = nphy->radio_chanspec; - chanspec.channel = channel; - - return b43_nphy_set_chanspec(dev, chanspec); -} - static int b43_nphy_op_allocate(struct b43_wldev *dev) { struct b43_phy_n *nphy; @@ -3570,7 +3551,7 @@ static void b43_nphy_op_software_rfkill(struct b43_wldev *dev, } else { if (dev->phy.rev >= 3) { b43_radio_init2056(dev); - b43_nphy_set_chanspec(dev, nphy->radio_chanspec); + b43_switch_channel(dev, dev->phy.channel); } else { b43_radio_init2055(dev); } @@ -3586,6 +3567,9 @@ static void b43_nphy_op_switch_analog(struct b43_wldev *dev, bool on) static int b43_nphy_op_switch_channel(struct b43_wldev *dev, unsigned int new_channel) { + struct b43_phy_n *nphy = dev->phy.n; + struct b43_chanspec chanspec; + if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ) { if ((new_channel < 1) || (new_channel > 14)) return -EINVAL; @@ -3594,7 +3578,10 @@ static int b43_nphy_op_switch_channel(struct b43_wldev *dev, return -EINVAL; } - return nphy_channel_switch(dev, new_channel); + chanspec = nphy->radio_chanspec; + chanspec.channel = new_channel; + + return b43_nphy_set_chanspec(dev, chanspec); } static unsigned int b43_nphy_op_get_default_chan(struct b43_wldev *dev) diff --git a/drivers/net/wireless/iwlwifi/iwl-core.c b/drivers/net/wireless/iwlwifi/iwl-core.c index 95cbc55a7a65..516c55ae38aa 100644 --- a/drivers/net/wireless/iwlwifi/iwl-core.c +++ b/drivers/net/wireless/iwlwifi/iwl-core.c @@ -2745,11 +2745,6 @@ int iwl_force_reset(struct iwl_priv *priv, int mode, bool external) if (test_bit(STATUS_EXIT_PENDING, &priv->status)) return -EINVAL; - if (test_bit(STATUS_SCANNING, &priv->status)) { - IWL_DEBUG_INFO(priv, "scan in progress.\n"); - return -EINVAL; - } - if (mode >= IWL_MAX_FORCE_RESET) { IWL_DEBUG_INFO(priv, "invalid reset request.\n"); return -EINVAL; diff --git a/drivers/net/wireless/iwmc3200wifi/cfg80211.c b/drivers/net/wireless/iwmc3200wifi/cfg80211.c index 60619678f4ec..c6c0eff9b5ed 100644 --- a/drivers/net/wireless/iwmc3200wifi/cfg80211.c +++ b/drivers/net/wireless/iwmc3200wifi/cfg80211.c @@ -161,7 +161,7 @@ static int iwm_key_init(struct iwm_key *key, u8 key_index, } static int iwm_cfg80211_add_key(struct wiphy *wiphy, struct net_device *ndev, - u8 key_index, const u8 *mac_addr, + u8 key_index, bool pairwise, const u8 *mac_addr, struct key_params *params) { struct iwm_priv *iwm = ndev_to_iwm(ndev); @@ -181,7 +181,8 @@ static int iwm_cfg80211_add_key(struct wiphy *wiphy, struct net_device *ndev, } static int iwm_cfg80211_get_key(struct wiphy *wiphy, struct net_device *ndev, - u8 key_index, const u8 *mac_addr, void *cookie, + u8 key_index, bool pairwise, const u8 *mac_addr, + void *cookie, void (*callback)(void *cookie, struct key_params*)) { @@ -206,7 +207,7 @@ static int iwm_cfg80211_get_key(struct wiphy *wiphy, struct net_device *ndev, static int iwm_cfg80211_del_key(struct wiphy *wiphy, struct net_device *ndev, - u8 key_index, const u8 *mac_addr) + u8 key_index, bool pairwise, const u8 *mac_addr) { struct iwm_priv *iwm = ndev_to_iwm(ndev); struct iwm_key *key = &iwm->keys[key_index]; diff --git a/drivers/net/wireless/libertas/cfg.c b/drivers/net/wireless/libertas/cfg.c index cb3b855d949c..1dc44bc6511f 100644 --- a/drivers/net/wireless/libertas/cfg.c +++ b/drivers/net/wireless/libertas/cfg.c @@ -1438,7 +1438,7 @@ static int lbs_cfg_set_default_key(struct wiphy *wiphy, static int lbs_cfg_add_key(struct wiphy *wiphy, struct net_device *netdev, - u8 idx, const u8 *mac_addr, + u8 idx, bool pairwise, const u8 *mac_addr, struct key_params *params) { struct lbs_private *priv = wiphy_priv(wiphy); @@ -1498,7 +1498,7 @@ static int lbs_cfg_add_key(struct wiphy *wiphy, struct net_device *netdev, static int lbs_cfg_del_key(struct wiphy *wiphy, struct net_device *netdev, - u8 key_index, const u8 *mac_addr) + u8 key_index, bool pairwise, const u8 *mac_addr) { lbs_deb_enter(LBS_DEB_CFG80211); diff --git a/drivers/net/wireless/rndis_wlan.c b/drivers/net/wireless/rndis_wlan.c index 719573bbbf81..71b5971da597 100644 --- a/drivers/net/wireless/rndis_wlan.c +++ b/drivers/net/wireless/rndis_wlan.c @@ -540,11 +540,11 @@ static int rndis_set_channel(struct wiphy *wiphy, struct net_device *dev, struct ieee80211_channel *chan, enum nl80211_channel_type channel_type); static int rndis_add_key(struct wiphy *wiphy, struct net_device *netdev, - u8 key_index, const u8 *mac_addr, - struct key_params *params); + u8 key_index, bool pairwise, const u8 *mac_addr, + struct key_params *params); static int rndis_del_key(struct wiphy *wiphy, struct net_device *netdev, - u8 key_index, const u8 *mac_addr); + u8 key_index, bool pairwise, const u8 *mac_addr); static int rndis_set_default_key(struct wiphy *wiphy, struct net_device *netdev, u8 key_index); @@ -2308,8 +2308,8 @@ static int rndis_set_channel(struct wiphy *wiphy, struct net_device *netdev, } static int rndis_add_key(struct wiphy *wiphy, struct net_device *netdev, - u8 key_index, const u8 *mac_addr, - struct key_params *params) + u8 key_index, bool pairwise, const u8 *mac_addr, + struct key_params *params) { struct rndis_wlan_private *priv = wiphy_priv(wiphy); struct usbnet *usbdev = priv->usbdev; @@ -2344,7 +2344,7 @@ static int rndis_add_key(struct wiphy *wiphy, struct net_device *netdev, } static int rndis_del_key(struct wiphy *wiphy, struct net_device *netdev, - u8 key_index, const u8 *mac_addr) + u8 key_index, bool pairwise, const u8 *mac_addr) { struct rndis_wlan_private *priv = wiphy_priv(wiphy); struct usbnet *usbdev = priv->usbdev; diff --git a/drivers/net/wireless/rtl818x/rtl8180_dev.c b/drivers/net/wireless/rtl818x/rtl8180_dev.c index 05c6badbe201..707c688da618 100644 --- a/drivers/net/wireless/rtl818x/rtl8180_dev.c +++ b/drivers/net/wireless/rtl818x/rtl8180_dev.c @@ -99,66 +99,19 @@ void rtl8180_write_phy(struct ieee80211_hw *dev, u8 addr, u32 data) } } -static void rtl8180_handle_tx(struct ieee80211_hw *dev) +static void rtl8180_handle_rx(struct ieee80211_hw *dev) { struct rtl8180_priv *priv = dev->priv; - struct rtl8180_tx_ring *ring; - int prio; - - spin_lock(&priv->lock); - - for (prio = 3; prio >= 0; prio--) { - ring = &priv->tx_ring[prio]; - - while (skb_queue_len(&ring->queue)) { - struct rtl8180_tx_desc *entry = &ring->desc[ring->idx]; - struct sk_buff *skb; - struct ieee80211_tx_info *info; - u32 flags = le32_to_cpu(entry->flags); - - if (flags & RTL818X_TX_DESC_FLAG_OWN) - break; - - ring->idx = (ring->idx + 1) % ring->entries; - skb = __skb_dequeue(&ring->queue); - pci_unmap_single(priv->pdev, le32_to_cpu(entry->tx_buf), - skb->len, PCI_DMA_TODEVICE); - - info = IEEE80211_SKB_CB(skb); - ieee80211_tx_info_clear_status(info); - - if (!(info->flags & IEEE80211_TX_CTL_NO_ACK) && - (flags & RTL818X_TX_DESC_FLAG_TX_OK)) - info->flags |= IEEE80211_TX_STAT_ACK; - - info->status.rates[0].count = (flags & 0xFF) + 1; - info->status.rates[1].idx = -1; - - ieee80211_tx_status(dev, skb); - if (ring->entries - skb_queue_len(&ring->queue) == 2) - ieee80211_wake_queue(dev, prio); - } - } - - spin_unlock(&priv->lock); -} - -static int rtl8180_poll(struct ieee80211_hw *dev, int budget) -{ - struct rtl8180_priv *priv = dev->priv; - unsigned int count = 0; + unsigned int count = 32; u8 signal, agc, sq; - /* handle pending Tx queue cleanup */ - rtl8180_handle_tx(dev); - - while (count++ < budget) { + while (count--) { struct rtl8180_rx_desc *entry = &priv->rx_ring[priv->rx_idx]; struct sk_buff *skb = priv->rx_buf[priv->rx_idx]; u32 flags = le32_to_cpu(entry->flags); if (flags & RTL818X_RX_DESC_FLAG_OWN) - break; + return; if (unlikely(flags & (RTL818X_RX_DESC_FLAG_DMA_FAIL | RTL818X_RX_DESC_FLAG_FOF | @@ -198,7 +151,7 @@ static int rtl8180_poll(struct ieee80211_hw *dev, int budget) rx_status.flag |= RX_FLAG_FAILED_FCS_CRC; memcpy(IEEE80211_SKB_RXCB(skb), &rx_status, sizeof(rx_status)); - ieee80211_rx(dev, skb); + ieee80211_rx_irqsafe(dev, skb); skb = new_skb; priv->rx_buf[priv->rx_idx] = skb; @@ -215,16 +168,41 @@ static int rtl8180_poll(struct ieee80211_hw *dev, int budget) entry->flags |= cpu_to_le32(RTL818X_RX_DESC_FLAG_EOR); priv->rx_idx = (priv->rx_idx + 1) % 32; } +} + +static void rtl8180_handle_tx(struct ieee80211_hw *dev, unsigned int prio) +{ + struct rtl8180_priv *priv = dev->priv; + struct rtl8180_tx_ring *ring = &priv->tx_ring[prio]; - if (count < budget) { - /* disable polling */ - ieee80211_napi_complete(dev); + while (skb_queue_len(&ring->queue)) { + struct rtl8180_tx_desc *entry = &ring->desc[ring->idx]; + struct sk_buff *skb; + struct ieee80211_tx_info *info; + u32 flags = le32_to_cpu(entry->flags); - /* enable interrupts */ - rtl818x_iowrite16(priv, &priv->map->INT_MASK, 0xFFFF); - } + if (flags & RTL818X_TX_DESC_FLAG_OWN) + return; + + ring->idx = (ring->idx + 1) % ring->entries; + skb = __skb_dequeue(&ring->queue); + pci_unmap_single(priv->pdev, le32_to_cpu(entry->tx_buf), + skb->len, PCI_DMA_TODEVICE); + + info = IEEE80211_SKB_CB(skb); + ieee80211_tx_info_clear_status(info); + + if (!(info->flags & IEEE80211_TX_CTL_NO_ACK) && + (flags & RTL818X_TX_DESC_FLAG_TX_OK)) + info->flags |= IEEE80211_TX_STAT_ACK; + + info->status.rates[0].count = (flags & 0xFF) + 1; + info->status.rates[1].idx = -1; - return count; + ieee80211_tx_status_irqsafe(dev, skb); + if (ring->entries - skb_queue_len(&ring->queue) == 2) + ieee80211_wake_queue(dev, prio); + } } static irqreturn_t rtl8180_interrupt(int irq, void *dev_id) @@ -233,17 +211,31 @@ static irqreturn_t rtl8180_interrupt(int irq, void *dev_id) struct rtl8180_priv *priv = dev->priv; u16 reg; + spin_lock(&priv->lock); reg = rtl818x_ioread16(priv, &priv->map->INT_STATUS); - if (unlikely(reg == 0xFFFF)) + if (unlikely(reg == 0xFFFF)) { + spin_unlock(&priv->lock); return IRQ_HANDLED; + } rtl818x_iowrite16(priv, &priv->map->INT_STATUS, reg); - /* disable interrupts */ - rtl818x_iowrite16(priv, &priv->map->INT_MASK, 0); + if (reg & (RTL818X_INT_TXB_OK | RTL818X_INT_TXB_ERR)) + rtl8180_handle_tx(dev, 3); + + if (reg & (RTL818X_INT_TXH_OK | RTL818X_INT_TXH_ERR)) + rtl8180_handle_tx(dev, 2); + + if (reg & (RTL818X_INT_TXN_OK | RTL818X_INT_TXN_ERR)) + rtl8180_handle_tx(dev, 1); - /* enable polling */ - ieee80211_napi_schedule(dev); + if (reg & (RTL818X_INT_TXL_OK | RTL818X_INT_TXL_ERR)) + rtl8180_handle_tx(dev, 0); + + if (reg & (RTL818X_INT_RX_OK | RTL818X_INT_RX_ERR)) + rtl8180_handle_rx(dev); + + spin_unlock(&priv->lock); return IRQ_HANDLED; } @@ -255,6 +247,7 @@ static int rtl8180_tx(struct ieee80211_hw *dev, struct sk_buff *skb) struct rtl8180_priv *priv = dev->priv; struct rtl8180_tx_ring *ring; struct rtl8180_tx_desc *entry; + unsigned long flags; unsigned int idx, prio; dma_addr_t mapping; u32 tx_flags; @@ -301,7 +294,7 @@ static int rtl8180_tx(struct ieee80211_hw *dev, struct sk_buff *skb) plcp_len |= 1 << 15; } - spin_lock(&priv->lock); + spin_lock_irqsave(&priv->lock, flags); if (info->flags & IEEE80211_TX_CTL_ASSIGN_SEQ) { if (info->flags & IEEE80211_TX_CTL_FIRST_FRAGMENT) @@ -325,7 +318,7 @@ static int rtl8180_tx(struct ieee80211_hw *dev, struct sk_buff *skb) if (ring->entries - skb_queue_len(&ring->queue) < 2) ieee80211_stop_queue(dev, prio); - spin_unlock(&priv->lock); + spin_unlock_irqrestore(&priv->lock, flags); rtl818x_iowrite8(priv, &priv->map->TX_DMA_POLLING, (1 << (prio + 4))); @@ -871,7 +864,6 @@ static const struct ieee80211_ops rtl8180_ops = { .prepare_multicast = rtl8180_prepare_multicast, .configure_filter = rtl8180_configure_filter, .get_tsf = rtl8180_get_tsf, - .napi_poll = rtl8180_poll, }; static void rtl8180_eeprom_register_read(struct eeprom_93cx6 *eeprom) @@ -1003,8 +995,6 @@ static int __devinit rtl8180_probe(struct pci_dev *pdev, dev->queues = 1; dev->max_signal = 65; - dev->napi_weight = 64; - reg = rtl818x_ioread32(priv, &priv->map->TX_CONF); reg &= RTL818X_TX_CONF_HWVER_MASK; switch (reg) { |
