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ath9k: Remove has_hw_phycounters 

PHY counters are available in all chipsets supported
by ath9k. Remove the check.

Signed-off-by: Sujith <Sujith.Manoharan@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Sujith 2009-08-13 09:34:25 +05:30 коммит произвёл John W. Linville
Родитель 2a219eb267
Коммит 1aa8e84736
4 изменённых файлов: 87 добавлений и 111 удалений
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193
drivers/net/wireless/ath/ath9k/ani.c
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@ -236,36 +236,35 @@ static void ath9k_ani_restart(struct ath_hw *ah)
return;
aniState = ah->curani;
aniState->listenTime = 0;
if (ah->has_hw_phycounters) {
if (aniState->ofdmTrigHigh > AR_PHY_COUNTMAX) {
aniState->ofdmPhyErrBase = 0;
DPRINTF(ah->ah_sc, ATH_DBG_ANI,
"OFDM Trigger is too high for hw counters\n");
} else {
aniState->ofdmPhyErrBase =
AR_PHY_COUNTMAX - aniState->ofdmTrigHigh;
}
if (aniState->cckTrigHigh > AR_PHY_COUNTMAX) {
aniState->cckPhyErrBase = 0;
DPRINTF(ah->ah_sc, ATH_DBG_ANI,
"CCK Trigger is too high for hw counters\n");
} else {
aniState->cckPhyErrBase =
AR_PHY_COUNTMAX - aniState->cckTrigHigh;
}
DPRINTF(ah->ah_sc, ATH_DBG_ANI,
"Writing ofdmbase=%u cckbase=%u\n",
aniState->ofdmPhyErrBase,
aniState->cckPhyErrBase);
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);
ath9k_hw_update_mibstats(ah, &ah->ah_mibStats);
if (aniState->ofdmTrigHigh > AR_PHY_COUNTMAX) {
aniState->ofdmPhyErrBase = 0;
DPRINTF(ah->ah_sc, ATH_DBG_ANI,
"OFDM Trigger is too high for hw counters\n");
} else {
aniState->ofdmPhyErrBase =
AR_PHY_COUNTMAX - aniState->ofdmTrigHigh;
}
if (aniState->cckTrigHigh > AR_PHY_COUNTMAX) {
aniState->cckPhyErrBase = 0;
DPRINTF(ah->ah_sc, ATH_DBG_ANI,
"CCK Trigger is too high for hw counters\n");
} else {
aniState->cckPhyErrBase =
AR_PHY_COUNTMAX - aniState->cckTrigHigh;
}
DPRINTF(ah->ah_sc, ATH_DBG_ANI,
"Writing ofdmbase=%u cckbase=%u\n",
aniState->ofdmPhyErrBase,
aniState->cckPhyErrBase);
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);
ath9k_hw_update_mibstats(ah, &ah->ah_mibStats);
aniState->ofdmPhyErrCount = 0;
aniState->cckPhyErrCount = 0;
}
@ -530,18 +529,12 @@ void ath9k_ani_reset(struct ath_hw *ah)
if (aniState->firstepLevel != 0)
ath9k_hw_ani_control(ah, ATH9K_ANI_FIRSTEP_LEVEL,
aniState->firstepLevel);
if (ah->has_hw_phycounters) {
ath9k_hw_setrxfilter(ah, ath9k_hw_getrxfilter(ah) &
~ATH9K_RX_FILTER_PHYERR);
ath9k_ani_restart(ah);
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);
} else {
ath9k_ani_restart(ah);
ath9k_hw_setrxfilter(ah, ath9k_hw_getrxfilter(ah) |
ATH9K_RX_FILTER_PHYERR);
}
ath9k_hw_setrxfilter(ah, ath9k_hw_getrxfilter(ah) &
~ATH9K_RX_FILTER_PHYERR);
ath9k_ani_restart(ah);
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);
}
void ath9k_hw_ani_monitor(struct ath_hw *ah,
@ -550,6 +543,8 @@ void ath9k_hw_ani_monitor(struct ath_hw *ah,
{
struct ar5416AniState *aniState;
int32_t listenTime;
u32 phyCnt1, phyCnt2;
u32 ofdmPhyErrCnt, cckPhyErrCnt;
if (!DO_ANI(ah))
return;
@ -566,51 +561,46 @@ void ath9k_hw_ani_monitor(struct ath_hw *ah,
aniState->listenTime += listenTime;
if (ah->has_hw_phycounters) {
u32 phyCnt1, phyCnt2;
u32 ofdmPhyErrCnt, cckPhyErrCnt;
ath9k_hw_update_mibstats(ah, &ah->ah_mibStats);
ath9k_hw_update_mibstats(ah, &ah->ah_mibStats);
phyCnt1 = REG_READ(ah, AR_PHY_ERR_1);
phyCnt2 = REG_READ(ah, AR_PHY_ERR_2);
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) {
DPRINTF(ah->ah_sc, 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) {
DPRINTF(ah->ah_sc, 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;
if (phyCnt1 < aniState->ofdmPhyErrBase ||
phyCnt2 < aniState->cckPhyErrBase) {
if (phyCnt1 < aniState->ofdmPhyErrBase) {
DPRINTF(ah->ah_sc, 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);
}
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;
if (phyCnt2 < aniState->cckPhyErrBase) {
DPRINTF(ah->ah_sc, 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;
if (aniState->listenTime > 5 * ah->aniperiod) {
if (aniState->ofdmPhyErrCount <= aniState->listenTime *
aniState->ofdmTrigLow / 1000 &&
@ -632,11 +622,6 @@ void ath9k_hw_ani_monitor(struct ath_hw *ah,
}
}
bool ath9k_hw_phycounters(struct ath_hw *ah)
{
return ah->has_hw_phycounters ? true : false;
}
void ath9k_enable_mib_counters(struct ath_hw *ah)
{
DPRINTF(ah->ah_sc, ATH_DBG_ANI, "Enable MIB counters\n");
@ -781,9 +766,7 @@ void ath9k_hw_ani_init(struct ath_hw *ah)
{
int i;
DPRINTF(ah->ah_sc, ATH_DBG_ANI, "Attach ANI\n");
ah->has_hw_phycounters = 1;
DPRINTF(ah->ah_sc, ATH_DBG_ANI, "Initialize ANI\n");
memset(ah->ani, 0, sizeof(ah->ani));
for (i = 0; i < ARRAY_SIZE(ah->ani); i++) {
@ -799,24 +782,22 @@ void ath9k_hw_ani_init(struct ath_hw *ah)
ATH9K_ANI_CCK_WEAK_SIG_THR;
ah->ani[i].spurImmunityLevel = ATH9K_ANI_SPUR_IMMUNE_LVL;
ah->ani[i].firstepLevel = ATH9K_ANI_FIRSTEP_LVL;
if (ah->has_hw_phycounters) {
ah->ani[i].ofdmPhyErrBase =
AR_PHY_COUNTMAX - ATH9K_ANI_OFDM_TRIG_HIGH;
ah->ani[i].cckPhyErrBase =
AR_PHY_COUNTMAX - ATH9K_ANI_CCK_TRIG_HIGH;
}
ah->ani[i].ofdmPhyErrBase =
AR_PHY_COUNTMAX - ATH9K_ANI_OFDM_TRIG_HIGH;
ah->ani[i].cckPhyErrBase =
AR_PHY_COUNTMAX - ATH9K_ANI_CCK_TRIG_HIGH;
}
if (ah->has_hw_phycounters) {
DPRINTF(ah->ah_sc, ATH_DBG_ANI,
"Setting OfdmErrBase = 0x%08x\n",
ah->ani[0].ofdmPhyErrBase);
DPRINTF(ah->ah_sc, ATH_DBG_ANI, "Setting cckErrBase = 0x%08x\n",
ah->ani[0].cckPhyErrBase);
REG_WRITE(ah, AR_PHY_ERR_1, ah->ani[0].ofdmPhyErrBase);
REG_WRITE(ah, AR_PHY_ERR_2, ah->ani[0].cckPhyErrBase);
ath9k_enable_mib_counters(ah);
}
DPRINTF(ah->ah_sc, ATH_DBG_ANI,
"Setting OfdmErrBase = 0x%08x\n",
ah->ani[0].ofdmPhyErrBase);
DPRINTF(ah->ah_sc, ATH_DBG_ANI, "Setting cckErrBase = 0x%08x\n",
ah->ani[0].cckPhyErrBase);
REG_WRITE(ah, AR_PHY_ERR_1, ah->ani[0].ofdmPhyErrBase);
REG_WRITE(ah, AR_PHY_ERR_2, ah->ani[0].cckPhyErrBase);
ath9k_enable_mib_counters(ah);
ah->aniperiod = ATH9K_ANI_PERIOD;
if (ah->config.enable_ani)
ah->proc_phyerr |= HAL_PROCESS_ANI;
@ -826,9 +807,7 @@ void ath9k_hw_ani_disable(struct ath_hw *ah)
{
DPRINTF(ah->ah_sc, ATH_DBG_ANI, "Disabling ANI\n");
if (ah->has_hw_phycounters) {
ath9k_hw_disable_mib_counters(ah);
REG_WRITE(ah, AR_PHY_ERR_1, 0);
REG_WRITE(ah, AR_PHY_ERR_2, 0);
}
ath9k_hw_disable_mib_counters(ah);
REG_WRITE(ah, AR_PHY_ERR_1, 0);
REG_WRITE(ah, AR_PHY_ERR_2, 0);
}

1
drivers/net/wireless/ath/ath9k/ani.h
Просмотреть файл

@ -124,7 +124,6 @@ void ath9k_ani_reset(struct ath_hw *ah);
void ath9k_hw_ani_monitor(struct ath_hw *ah,
const struct ath9k_node_stats *stats,
struct ath9k_channel *chan);
bool ath9k_hw_phycounters(struct ath_hw *ah);
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,

1
drivers/net/wireless/ath/ath9k/hw.h
Просмотреть файл

@ -507,7 +507,6 @@ struct ath_hw {
/* ANI */
u32 proc_phyerr;
bool has_hw_phycounters;
u32 aniperiod;
struct ar5416AniState *curani;
struct ar5416AniState ani[255];

3
drivers/net/wireless/ath/ath9k/main.c
Просмотреть файл

@ -2214,8 +2214,7 @@ static int ath9k_add_interface(struct ieee80211_hw *hw,
if ((conf->type == NL80211_IFTYPE_STATION) ||
(conf->type == NL80211_IFTYPE_ADHOC) ||
(conf->type == NL80211_IFTYPE_MESH_POINT)) {
if (ath9k_hw_phycounters(sc->sc_ah))
sc->imask |= ATH9K_INT_MIB;
sc->imask |= ATH9K_INT_MIB;
sc->imask |= ATH9K_INT_TSFOOR;
}