ath9k: add a few de-bloating and optimization patches

SVN-Revision: 26281
This commit is contained in:
Felix Fietkau 2011-03-23 20:16:58 +00:00
parent 80239ff7b0
commit 4cbdad0e9d
10 changed files with 964 additions and 0 deletions

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@ -0,0 +1,109 @@
--- a/drivers/net/wireless/ath/ath9k/hw.h
+++ b/drivers/net/wireless/ath/ath9k/hw.h
@@ -65,24 +65,24 @@
/* Register read/write primitives */
#define REG_WRITE(_ah, _reg, _val) \
- ath9k_hw_common(_ah)->ops->write((_ah), (_val), (_reg))
+ (_ah)->reg_ops.write((_ah), (_val), (_reg))
#define REG_READ(_ah, _reg) \
- ath9k_hw_common(_ah)->ops->read((_ah), (_reg))
+ (_ah)->reg_ops.read((_ah), (_reg))
#define REG_READ_MULTI(_ah, _addr, _val, _cnt) \
- ath9k_hw_common(_ah)->ops->multi_read((_ah), (_addr), (_val), (_cnt))
+ (_ah)->reg_ops.multi_read((_ah), (_addr), (_val), (_cnt))
#define ENABLE_REGWRITE_BUFFER(_ah) \
do { \
- if (ath9k_hw_common(_ah)->ops->enable_write_buffer) \
- ath9k_hw_common(_ah)->ops->enable_write_buffer((_ah)); \
+ if ((_ah)->reg_ops.enable_write_buffer) \
+ (_ah)->reg_ops.enable_write_buffer((_ah)); \
} while (0)
#define REGWRITE_BUFFER_FLUSH(_ah) \
do { \
- if (ath9k_hw_common(_ah)->ops->write_flush) \
- ath9k_hw_common(_ah)->ops->write_flush((_ah)); \
+ if ((_ah)->reg_ops.write_flush) \
+ (_ah)->reg_ops.write_flush((_ah)); \
} while (0)
#define SM(_v, _f) (((_v) << _f##_S) & _f)
@@ -659,6 +659,8 @@ struct ath_nf_limits {
#define AH_UNPLUGGED 0x2 /* The card has been physically removed. */
struct ath_hw {
+ struct ath_ops reg_ops;
+
struct ieee80211_hw *hw;
struct ath_common common;
struct ath9k_hw_version hw_version;
--- a/drivers/net/wireless/ath/ath9k/htc_drv_init.c
+++ b/drivers/net/wireless/ath/ath9k/htc_drv_init.c
@@ -430,14 +430,6 @@ static void ath9k_regwrite_flush(void *h
mutex_unlock(&priv->wmi->multi_write_mutex);
}
-static const struct ath_ops ath9k_common_ops = {
- .read = ath9k_regread,
- .multi_read = ath9k_multi_regread,
- .write = ath9k_regwrite,
- .enable_write_buffer = ath9k_enable_regwrite_buffer,
- .write_flush = ath9k_regwrite_flush,
-};
-
static void ath_usb_read_cachesize(struct ath_common *common, int *csz)
{
*csz = L1_CACHE_BYTES >> 2;
@@ -658,10 +650,15 @@ static int ath9k_init_priv(struct ath9k_
ah->hw_version.subsysid = 0; /* FIXME */
ah->hw_version.usbdev = drv_info;
ah->ah_flags |= AH_USE_EEPROM;
+ ah->reg_ops.read = ath9k_regread;
+ ah->reg_ops.multi_read = ath9k_multi_regread;
+ ah->reg_ops.write = ath9k_regwrite;
+ ah->reg_ops.enable_write_buffer = ath9k_enable_regwrite_buffer;
+ ah->reg_ops.write_flush = ath9k_regwrite_flush;
priv->ah = ah;
common = ath9k_hw_common(ah);
- common->ops = &ath9k_common_ops;
+ common->ops = &ah->reg_ops;
common->bus_ops = &ath9k_usb_bus_ops;
common->ah = ah;
common->hw = priv->hw;
--- a/drivers/net/wireless/ath/ath9k/init.c
+++ b/drivers/net/wireless/ath/ath9k/init.c
@@ -196,11 +196,6 @@ static unsigned int ath9k_ioread32(void
return val;
}
-static const struct ath_ops ath9k_common_ops = {
- .read = ath9k_ioread32,
- .write = ath9k_iowrite32,
-};
-
/**************************/
/* Initialization */
/**************************/
@@ -551,6 +546,8 @@ static int ath9k_init_softc(u16 devid, s
ah->hw = sc->hw;
ah->hw_version.devid = devid;
ah->hw_version.subsysid = subsysid;
+ ah->reg_ops.read = ath9k_ioread32;
+ ah->reg_ops.write = ath9k_iowrite32;
sc->sc_ah = ah;
if (!pdata) {
@@ -563,7 +560,7 @@ static int ath9k_init_softc(u16 devid, s
}
common = ath9k_hw_common(ah);
- common->ops = &ath9k_common_ops;
+ common->ops = &ah->reg_ops;
common->bus_ops = bus_ops;
common->ah = ah;
common->hw = sc->hw;

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@ -0,0 +1,110 @@
--- a/drivers/net/wireless/ath/ath9k/htc_drv_init.c
+++ b/drivers/net/wireless/ath/ath9k/htc_drv_init.c
@@ -430,6 +430,17 @@ static void ath9k_regwrite_flush(void *h
mutex_unlock(&priv->wmi->multi_write_mutex);
}
+static u32 ath9k_reg_rmw(void *hw_priv, u32 reg_offset, u32 set, u32 clr)
+{
+ u32 val;
+
+ val = ath9k_regread(hw_priv, reg_offset);
+ val &= ~clr;
+ val |= set;
+ ath9k_regwrite(hw_priv, val, reg_offset);
+ return val;
+}
+
static void ath_usb_read_cachesize(struct ath_common *common, int *csz)
{
*csz = L1_CACHE_BYTES >> 2;
@@ -655,6 +666,7 @@ static int ath9k_init_priv(struct ath9k_
ah->reg_ops.write = ath9k_regwrite;
ah->reg_ops.enable_write_buffer = ath9k_enable_regwrite_buffer;
ah->reg_ops.write_flush = ath9k_regwrite_flush;
+ ah->reg_ops.rmw = ath9k_reg_rmw;
priv->ah = ah;
common = ath9k_hw_common(ah);
--- a/drivers/net/wireless/ath/ath.h
+++ b/drivers/net/wireless/ath/ath.h
@@ -119,6 +119,7 @@ struct ath_ops {
void (*write)(void *, u32 val, u32 reg_offset);
void (*enable_write_buffer)(void *);
void (*write_flush) (void *);
+ u32 (*rmw)(void *, u32 reg_offset, u32 set, u32 clr);
};
struct ath_common;
--- a/drivers/net/wireless/ath/ath9k/init.c
+++ b/drivers/net/wireless/ath/ath9k/init.c
@@ -196,6 +196,28 @@ static unsigned int ath9k_ioread32(void
return val;
}
+static unsigned int ath9k_reg_rmw(void *hw_priv, u32 reg_offset, u32 set, u32 clr)
+{
+ struct ath_hw *ah = (struct ath_hw *) hw_priv;
+ struct ath_common *common = ath9k_hw_common(ah);
+ struct ath_softc *sc = (struct ath_softc *) common->priv;
+ unsigned long uninitialized_var(flags);
+ u32 val;
+
+ if (ah->config.serialize_regmode == SER_REG_MODE_ON)
+ spin_lock_irqsave(&sc->sc_serial_rw, flags);
+
+ val = ioread32(sc->mem + reg_offset);
+ val &= ~clr;
+ val |= set;
+ iowrite32(val, sc->mem + reg_offset);
+
+ if (ah->config.serialize_regmode == SER_REG_MODE_ON)
+ spin_unlock_irqrestore(&sc->sc_serial_rw, flags);
+
+ return val;
+}
+
/**************************/
/* Initialization */
/**************************/
@@ -548,6 +570,7 @@ static int ath9k_init_softc(u16 devid, s
ah->hw_version.subsysid = subsysid;
ah->reg_ops.read = ath9k_ioread32;
ah->reg_ops.write = ath9k_iowrite32;
+ ah->reg_ops.rmw = ath9k_reg_rmw;
sc->sc_ah = ah;
if (!pdata) {
--- a/drivers/net/wireless/ath/ath9k/hw.h
+++ b/drivers/net/wireless/ath/ath9k/hw.h
@@ -73,6 +73,9 @@
#define REG_READ_MULTI(_ah, _addr, _val, _cnt) \
(_ah)->reg_ops.multi_read((_ah), (_addr), (_val), (_cnt))
+#define REG_RMW(_ah, _reg, _set, _clr) \
+ (_ah)->reg_ops.rmw((_ah), (_reg), (_set), (_clr))
+
#define ENABLE_REGWRITE_BUFFER(_ah) \
do { \
if ((_ah)->reg_ops.enable_write_buffer) \
@@ -87,17 +90,14 @@
#define SM(_v, _f) (((_v) << _f##_S) & _f)
#define MS(_v, _f) (((_v) & _f) >> _f##_S)
-#define REG_RMW(_a, _r, _set, _clr) \
- REG_WRITE(_a, _r, (REG_READ(_a, _r) & ~(_clr)) | (_set))
#define REG_RMW_FIELD(_a, _r, _f, _v) \
- REG_WRITE(_a, _r, \
- (REG_READ(_a, _r) & ~_f) | (((_v) << _f##_S) & _f))
+ REG_RMW(_a, _r, (((_v) << _f##_S) & _f), (_f))
#define REG_READ_FIELD(_a, _r, _f) \
(((REG_READ(_a, _r) & _f) >> _f##_S))
#define REG_SET_BIT(_a, _r, _f) \
- REG_WRITE(_a, _r, REG_READ(_a, _r) | (_f))
+ REG_RMW(_a, _r, (_f), 0)
#define REG_CLR_BIT(_a, _r, _f) \
- REG_WRITE(_a, _r, REG_READ(_a, _r) & ~(_f))
+ REG_RMW(_a, _r, 0, (_f))
#define DO_DELAY(x) do { \
if (((++(x) % 64) == 0) && \

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@ -0,0 +1,274 @@
--- a/drivers/net/wireless/ath/ath9k/hw.c
+++ b/drivers/net/wireless/ath/ath9k/hw.c
@@ -684,14 +684,14 @@ static void ath9k_hw_init_qos(struct ath
unsigned long ar9003_get_pll_sqsum_dvc(struct ath_hw *ah)
{
- REG_WRITE(ah, PLL3, (REG_READ(ah, PLL3) & ~(PLL3_DO_MEAS_MASK)));
- udelay(100);
- REG_WRITE(ah, PLL3, (REG_READ(ah, PLL3) | PLL3_DO_MEAS_MASK));
+ REG_CLR_BIT(ah, PLL3, PLL3_DO_MEAS_MASK);
+ udelay(100);
+ REG_SET_BIT(ah, PLL3, PLL3_DO_MEAS_MASK);
- while ((REG_READ(ah, PLL4) & PLL4_MEAS_DONE) == 0)
- udelay(100);
+ while ((REG_READ(ah, PLL4) & PLL4_MEAS_DONE) == 0)
+ udelay(100);
- return (REG_READ(ah, PLL3) & SQSUM_DVC_MASK) >> 3;
+ return (REG_READ(ah, PLL3) & SQSUM_DVC_MASK) >> 3;
}
EXPORT_SYMBOL(ar9003_get_pll_sqsum_dvc);
@@ -841,8 +841,7 @@ void ath9k_hw_init_global_settings(struc
ah->misc_mode);
if (ah->misc_mode != 0)
- REG_WRITE(ah, AR_PCU_MISC,
- REG_READ(ah, AR_PCU_MISC) | ah->misc_mode);
+ REG_SET_BIT(ah, AR_PCU_MISC, ah->misc_mode);
if (conf->channel && conf->channel->band == IEEE80211_BAND_5GHZ)
sifstime = 16;
@@ -910,23 +909,19 @@ u32 ath9k_regd_get_ctl(struct ath_regula
static inline void ath9k_hw_set_dma(struct ath_hw *ah)
{
struct ath_common *common = ath9k_hw_common(ah);
- u32 regval;
ENABLE_REGWRITE_BUFFER(ah);
/*
* set AHB_MODE not to do cacheline prefetches
*/
- if (!AR_SREV_9300_20_OR_LATER(ah)) {
- regval = REG_READ(ah, AR_AHB_MODE);
- REG_WRITE(ah, AR_AHB_MODE, regval | AR_AHB_PREFETCH_RD_EN);
- }
+ if (!AR_SREV_9300_20_OR_LATER(ah))
+ REG_SET_BIT(ah, AR_AHB_MODE, AR_AHB_PREFETCH_RD_EN);
/*
* let mac dma reads be in 128 byte chunks
*/
- regval = REG_READ(ah, AR_TXCFG) & ~AR_TXCFG_DMASZ_MASK;
- REG_WRITE(ah, AR_TXCFG, regval | AR_TXCFG_DMASZ_128B);
+ REG_RMW(ah, AR_TXCFG, AR_TXCFG_DMASZ_128B, AR_TXCFG_DMASZ_MASK);
REGWRITE_BUFFER_FLUSH(ah);
@@ -943,8 +938,7 @@ static inline void ath9k_hw_set_dma(stru
/*
* let mac dma writes be in 128 byte chunks
*/
- regval = REG_READ(ah, AR_RXCFG) & ~AR_RXCFG_DMASZ_MASK;
- REG_WRITE(ah, AR_RXCFG, regval | AR_RXCFG_DMASZ_128B);
+ REG_RMW(ah, AR_RXCFG, AR_RXCFG_DMASZ_128B, AR_RXCFG_DMASZ_MASK);
/*
* Setup receive FIFO threshold to hold off TX activities
@@ -983,30 +977,27 @@ static inline void ath9k_hw_set_dma(stru
static void ath9k_hw_set_operating_mode(struct ath_hw *ah, int opmode)
{
- u32 val;
+ u32 mask = AR_STA_ID1_STA_AP | AR_STA_ID1_ADHOC;
+ u32 set = AR_STA_ID1_KSRCH_MODE;
- val = REG_READ(ah, AR_STA_ID1);
- val &= ~(AR_STA_ID1_STA_AP | AR_STA_ID1_ADHOC);
switch (opmode) {
- case NL80211_IFTYPE_AP:
- REG_WRITE(ah, AR_STA_ID1, val | AR_STA_ID1_STA_AP
- | AR_STA_ID1_KSRCH_MODE);
- REG_CLR_BIT(ah, AR_CFG, AR_CFG_AP_ADHOC_INDICATION);
- break;
case NL80211_IFTYPE_ADHOC:
case NL80211_IFTYPE_MESH_POINT:
- REG_WRITE(ah, AR_STA_ID1, val | AR_STA_ID1_ADHOC
- | AR_STA_ID1_KSRCH_MODE);
+ set |= AR_STA_ID1_ADHOC;
REG_SET_BIT(ah, AR_CFG, AR_CFG_AP_ADHOC_INDICATION);
break;
+ case NL80211_IFTYPE_AP:
+ set |= AR_STA_ID1_STA_AP;
+ /* fall through */
case NL80211_IFTYPE_STATION:
- REG_WRITE(ah, AR_STA_ID1, val | AR_STA_ID1_KSRCH_MODE);
+ REG_CLR_BIT(ah, AR_CFG, AR_CFG_AP_ADHOC_INDICATION);
break;
default:
- if (ah->is_monitoring)
- REG_WRITE(ah, AR_STA_ID1, val | AR_STA_ID1_KSRCH_MODE);
+ if (!ah->is_monitoring)
+ set = 0;
break;
}
+ REG_RMW(ah, AR_STA_ID1, set, mask);
}
void ath9k_hw_get_delta_slope_vals(struct ath_hw *ah, u32 coef_scaled,
@@ -1032,10 +1023,8 @@ static bool ath9k_hw_set_reset(struct at
u32 tmpReg;
if (AR_SREV_9100(ah)) {
- u32 val = REG_READ(ah, AR_RTC_DERIVED_CLK);
- val &= ~AR_RTC_DERIVED_CLK_PERIOD;
- val |= SM(1, AR_RTC_DERIVED_CLK_PERIOD);
- REG_WRITE(ah, AR_RTC_DERIVED_CLK, val);
+ REG_RMW_FIELD(ah, AR_RTC_DERIVED_CLK,
+ AR_RTC_DERIVED_CLK_PERIOD, 1);
(void)REG_READ(ah, AR_RTC_DERIVED_CLK);
}
@@ -1460,8 +1449,7 @@ int ath9k_hw_reset(struct ath_hw *ah, st
ar9002_hw_enable_wep_aggregation(ah);
}
- REG_WRITE(ah, AR_STA_ID1,
- REG_READ(ah, AR_STA_ID1) | AR_STA_ID1_PRESERVE_SEQNUM);
+ REG_SET_BIT(ah, AR_STA_ID1, AR_STA_ID1_PRESERVE_SEQNUM);
ath9k_hw_set_dma(ah);
@@ -2213,11 +2201,9 @@ void ath9k_hw_setrxfilter(struct ath_hw
REG_WRITE(ah, AR_PHY_ERR, phybits);
if (phybits)
- REG_WRITE(ah, AR_RXCFG,
- REG_READ(ah, AR_RXCFG) | AR_RXCFG_ZLFDMA);
+ REG_SET_BIT(ah, AR_RXCFG, AR_RXCFG_ZLFDMA);
else
- REG_WRITE(ah, AR_RXCFG,
- REG_READ(ah, AR_RXCFG) & ~AR_RXCFG_ZLFDMA);
+ REG_CLR_BIT(ah, AR_RXCFG, AR_RXCFG_ZLFDMA);
REGWRITE_BUFFER_FLUSH(ah);
}
--- a/drivers/net/wireless/ath/ath9k/mac.c
+++ b/drivers/net/wireless/ath/ath9k/mac.c
@@ -465,10 +465,9 @@ bool ath9k_hw_resettxqueue(struct ath_hw
REG_WRITE(ah, AR_QCBRCFG(q),
SM(qi->tqi_cbrPeriod, AR_Q_CBRCFG_INTERVAL) |
SM(qi->tqi_cbrOverflowLimit, AR_Q_CBRCFG_OVF_THRESH));
- REG_WRITE(ah, AR_QMISC(q),
- REG_READ(ah, AR_QMISC(q)) | AR_Q_MISC_FSP_CBR |
- (qi->tqi_cbrOverflowLimit ?
- AR_Q_MISC_CBR_EXP_CNTR_LIMIT_EN : 0));
+ REG_SET_BIT(ah, AR_QMISC(q), AR_Q_MISC_FSP_CBR |
+ (qi->tqi_cbrOverflowLimit ?
+ AR_Q_MISC_CBR_EXP_CNTR_LIMIT_EN : 0));
}
if (qi->tqi_readyTime && (qi->tqi_type != ATH9K_TX_QUEUE_CAB)) {
REG_WRITE(ah, AR_QRDYTIMECFG(q),
@@ -481,40 +480,31 @@ bool ath9k_hw_resettxqueue(struct ath_hw
(qi->tqi_burstTime ? AR_D_CHNTIME_EN : 0));
if (qi->tqi_burstTime
- && (qi->tqi_qflags & TXQ_FLAG_RDYTIME_EXP_POLICY_ENABLE)) {
- REG_WRITE(ah, AR_QMISC(q),
- REG_READ(ah, AR_QMISC(q)) |
- AR_Q_MISC_RDYTIME_EXP_POLICY);
+ && (qi->tqi_qflags & TXQ_FLAG_RDYTIME_EXP_POLICY_ENABLE))
+ REG_SET_BIT(ah, AR_QMISC(q), AR_Q_MISC_RDYTIME_EXP_POLICY);
- }
-
- if (qi->tqi_qflags & TXQ_FLAG_BACKOFF_DISABLE) {
- REG_WRITE(ah, AR_DMISC(q),
- REG_READ(ah, AR_DMISC(q)) |
- AR_D_MISC_POST_FR_BKOFF_DIS);
- }
+ if (qi->tqi_qflags & TXQ_FLAG_BACKOFF_DISABLE)
+ REG_SET_BIT(ah, AR_DMISC(q), AR_D_MISC_POST_FR_BKOFF_DIS);
REGWRITE_BUFFER_FLUSH(ah);
- if (qi->tqi_qflags & TXQ_FLAG_FRAG_BURST_BACKOFF_ENABLE) {
- REG_WRITE(ah, AR_DMISC(q),
- REG_READ(ah, AR_DMISC(q)) |
- AR_D_MISC_FRAG_BKOFF_EN);
- }
+ if (qi->tqi_qflags & TXQ_FLAG_FRAG_BURST_BACKOFF_ENABLE)
+ REG_SET_BIT(ah, AR_DMISC(q), AR_D_MISC_FRAG_BKOFF_EN);
+
switch (qi->tqi_type) {
case ATH9K_TX_QUEUE_BEACON:
ENABLE_REGWRITE_BUFFER(ah);
- REG_WRITE(ah, AR_QMISC(q), REG_READ(ah, AR_QMISC(q))
- | AR_Q_MISC_FSP_DBA_GATED
- | AR_Q_MISC_BEACON_USE
- | AR_Q_MISC_CBR_INCR_DIS1);
+ REG_SET_BIT(ah, AR_QMISC(q),
+ AR_Q_MISC_FSP_DBA_GATED
+ | AR_Q_MISC_BEACON_USE
+ | AR_Q_MISC_CBR_INCR_DIS1);
- REG_WRITE(ah, AR_DMISC(q), REG_READ(ah, AR_DMISC(q))
- | (AR_D_MISC_ARB_LOCKOUT_CNTRL_GLOBAL <<
+ REG_SET_BIT(ah, AR_DMISC(q),
+ (AR_D_MISC_ARB_LOCKOUT_CNTRL_GLOBAL <<
AR_D_MISC_ARB_LOCKOUT_CNTRL_S)
- | AR_D_MISC_BEACON_USE
- | AR_D_MISC_POST_FR_BKOFF_DIS);
+ | AR_D_MISC_BEACON_USE
+ | AR_D_MISC_POST_FR_BKOFF_DIS);
REGWRITE_BUFFER_FLUSH(ah);
@@ -533,41 +523,38 @@ bool ath9k_hw_resettxqueue(struct ath_hw
case ATH9K_TX_QUEUE_CAB:
ENABLE_REGWRITE_BUFFER(ah);
- REG_WRITE(ah, AR_QMISC(q), REG_READ(ah, AR_QMISC(q))
- | AR_Q_MISC_FSP_DBA_GATED
- | AR_Q_MISC_CBR_INCR_DIS1
- | AR_Q_MISC_CBR_INCR_DIS0);
+ REG_SET_BIT(ah, AR_QMISC(q),
+ AR_Q_MISC_FSP_DBA_GATED
+ | AR_Q_MISC_CBR_INCR_DIS1
+ | AR_Q_MISC_CBR_INCR_DIS0);
value = (qi->tqi_readyTime -
(ah->config.sw_beacon_response_time -
ah->config.dma_beacon_response_time) -
ah->config.additional_swba_backoff) * 1024;
REG_WRITE(ah, AR_QRDYTIMECFG(q),
value | AR_Q_RDYTIMECFG_EN);
- REG_WRITE(ah, AR_DMISC(q), REG_READ(ah, AR_DMISC(q))
- | (AR_D_MISC_ARB_LOCKOUT_CNTRL_GLOBAL <<
+ REG_SET_BIT(ah, AR_DMISC(q),
+ (AR_D_MISC_ARB_LOCKOUT_CNTRL_GLOBAL <<
AR_D_MISC_ARB_LOCKOUT_CNTRL_S));
REGWRITE_BUFFER_FLUSH(ah);
break;
case ATH9K_TX_QUEUE_PSPOLL:
- REG_WRITE(ah, AR_QMISC(q),
- REG_READ(ah, AR_QMISC(q)) | AR_Q_MISC_CBR_INCR_DIS1);
+ REG_SET_BIT(ah, AR_QMISC(q), AR_Q_MISC_CBR_INCR_DIS1);
break;
case ATH9K_TX_QUEUE_UAPSD:
- REG_WRITE(ah, AR_DMISC(q), REG_READ(ah, AR_DMISC(q)) |
- AR_D_MISC_POST_FR_BKOFF_DIS);
+ REG_SET_BIT(ah, AR_DMISC(q), AR_D_MISC_POST_FR_BKOFF_DIS);
break;
default:
break;
}
if (qi->tqi_intFlags & ATH9K_TXQ_USE_LOCKOUT_BKOFF_DIS) {
- REG_WRITE(ah, AR_DMISC(q),
- REG_READ(ah, AR_DMISC(q)) |
- SM(AR_D_MISC_ARB_LOCKOUT_CNTRL_GLOBAL,
- AR_D_MISC_ARB_LOCKOUT_CNTRL) |
- AR_D_MISC_POST_FR_BKOFF_DIS);
+ REG_SET_BIT(ah, AR_DMISC(q),
+ SM(AR_D_MISC_ARB_LOCKOUT_CNTRL_GLOBAL,
+ AR_D_MISC_ARB_LOCKOUT_CNTRL) |
+ AR_D_MISC_POST_FR_BKOFF_DIS);
}
if (AR_SREV_9300_20_OR_LATER(ah))

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@ -0,0 +1,150 @@
--- a/drivers/net/wireless/ath/ath9k/hw.c
+++ b/drivers/net/wireless/ath/ath9k/hw.c
@@ -131,6 +131,20 @@ bool ath9k_hw_wait(struct ath_hw *ah, u3
}
EXPORT_SYMBOL(ath9k_hw_wait);
+void ath9k_hw_write_array(struct ath_hw *ah, struct ar5416IniArray *array,
+ int column, unsigned int *writecnt)
+{
+ int r;
+
+ ENABLE_REGWRITE_BUFFER(ah);
+ for (r = 0; r < array->ia_rows; r++) {
+ REG_WRITE(ah, INI_RA(array, r, 0),
+ INI_RA(array, r, column));
+ DO_DELAY(*writecnt);
+ }
+ REGWRITE_BUFFER_FLUSH(ah);
+}
+
u32 ath9k_hw_reverse_bits(u32 val, u32 n)
{
u32 retval;
--- a/drivers/net/wireless/ath/ath9k/hw.h
+++ b/drivers/net/wireless/ath/ath9k/hw.h
@@ -106,16 +106,8 @@
udelay(1); \
} while (0)
-#define REG_WRITE_ARRAY(iniarray, column, regWr) do { \
- int r; \
- ENABLE_REGWRITE_BUFFER(ah); \
- for (r = 0; r < ((iniarray)->ia_rows); r++) { \
- REG_WRITE(ah, INI_RA((iniarray), (r), 0), \
- INI_RA((iniarray), r, (column))); \
- DO_DELAY(regWr); \
- } \
- REGWRITE_BUFFER_FLUSH(ah); \
- } while (0)
+#define REG_WRITE_ARRAY(iniarray, column, regWr) \
+ ath9k_hw_write_array(ah, iniarray, column, &(regWr))
#define AR_GPIO_OUTPUT_MUX_AS_OUTPUT 0
#define AR_GPIO_OUTPUT_MUX_AS_PCIE_ATTENTION_LED 1
@@ -915,6 +907,8 @@ void ath9k_hw_antdiv_comb_conf_set(struc
/* General Operation */
bool ath9k_hw_wait(struct ath_hw *ah, u32 reg, u32 mask, u32 val, u32 timeout);
+void ath9k_hw_write_array(struct ath_hw *ah, struct ar5416IniArray *array,
+ int column, unsigned int *writecnt);
u32 ath9k_hw_reverse_bits(u32 val, u32 n);
bool ath9k_get_channel_edges(struct ath_hw *ah, u16 flags, u16 *low, u16 *high);
u16 ath9k_hw_computetxtime(struct ath_hw *ah,
--- a/drivers/net/wireless/ath/ath9k/ar5008_phy.c
+++ b/drivers/net/wireless/ath/ath9k/ar5008_phy.c
@@ -44,6 +44,34 @@ static const int m1ThreshExt_off = 127;
static const int m2ThreshExt_off = 127;
+static void ar5008_rf_bank_setup(u32 *bank, struct ar5416IniArray *array,
+ int col)
+{
+ int i;
+
+ for (i = 0; i < array->ia_rows; i++)
+ bank[i] = INI_RA(array, i, col);
+}
+
+
+#define REG_WRITE_RF_ARRAY(iniarray, regData, regWr) \
+ ar5008_write_rf_array(ah, iniarray, regData, &(regWr))
+
+static void ar5008_write_rf_array(struct ath_hw *ah, struct ar5416IniArray *array,
+ u32 *data, unsigned int *writecnt)
+{
+ int r;
+
+ ENABLE_REGWRITE_BUFFER(ah);
+
+ for (r = 0; r < array->ia_rows; r++) {
+ REG_WRITE(ah, INI_RA(array, r, 0), data[r]);
+ DO_DELAY(*writecnt);
+ }
+
+ REGWRITE_BUFFER_FLUSH(ah);
+}
+
/**
* ar5008_hw_phy_modify_rx_buffer() - perform analog swizzling of parameters
* @rfbuf:
@@ -530,16 +558,16 @@ static bool ar5008_hw_set_rf_regs(struct
eepMinorRev = ah->eep_ops->get_eeprom(ah, EEP_MINOR_REV);
/* Setup Bank 0 Write */
- RF_BANK_SETUP(ah->analogBank0Data, &ah->iniBank0, 1);
+ ar5008_rf_bank_setup(ah->analogBank0Data, &ah->iniBank0, 1);
/* Setup Bank 1 Write */
- RF_BANK_SETUP(ah->analogBank1Data, &ah->iniBank1, 1);
+ ar5008_rf_bank_setup(ah->analogBank1Data, &ah->iniBank1, 1);
/* Setup Bank 2 Write */
- RF_BANK_SETUP(ah->analogBank2Data, &ah->iniBank2, 1);
+ ar5008_rf_bank_setup(ah->analogBank2Data, &ah->iniBank2, 1);
/* Setup Bank 6 Write */
- RF_BANK_SETUP(ah->analogBank3Data, &ah->iniBank3,
+ ar5008_rf_bank_setup(ah->analogBank3Data, &ah->iniBank3,
modesIndex);
{
int i;
@@ -569,7 +597,7 @@ static bool ar5008_hw_set_rf_regs(struct
}
/* Setup Bank 7 Setup */
- RF_BANK_SETUP(ah->analogBank7Data, &ah->iniBank7, 1);
+ ar5008_rf_bank_setup(ah->analogBank7Data, &ah->iniBank7, 1);
/* Write Analog registers */
REG_WRITE_RF_ARRAY(&ah->iniBank0, ah->analogBank0Data,
--- a/drivers/net/wireless/ath/ath9k/phy.h
+++ b/drivers/net/wireless/ath/ath9k/phy.h
@@ -38,27 +38,11 @@
#define AR_PHY_CLC_Q0 0x0000ffd0
#define AR_PHY_CLC_Q0_S 5
-#define REG_WRITE_RF_ARRAY(iniarray, regData, regWr) do { \
- int r; \
- ENABLE_REGWRITE_BUFFER(ah); \
- for (r = 0; r < ((iniarray)->ia_rows); r++) { \
- REG_WRITE(ah, INI_RA((iniarray), r, 0), (regData)[r]); \
- DO_DELAY(regWr); \
- } \
- REGWRITE_BUFFER_FLUSH(ah); \
- } while (0)
-
#define ANTSWAP_AB 0x0001
#define REDUCE_CHAIN_0 0x00000050
#define REDUCE_CHAIN_1 0x00000051
#define AR_PHY_CHIP_ID 0x9818
-#define RF_BANK_SETUP(_bank, _iniarray, _col) do { \
- int i; \
- for (i = 0; i < (_iniarray)->ia_rows; i++) \
- (_bank)[i] = INI_RA((_iniarray), i, _col);; \
- } while (0)
-
#define AR_PHY_TIMING11_SPUR_FREQ_SD 0x3FF00000
#define AR_PHY_TIMING11_SPUR_FREQ_SD_S 20

View File

@ -0,0 +1,137 @@
--- a/drivers/net/wireless/ath/ath9k/hw.c
+++ b/drivers/net/wireless/ath/ath9k/hw.c
@@ -1446,7 +1446,7 @@ int ath9k_hw_reset(struct ath_hw *ah, st
REGWRITE_BUFFER_FLUSH(ah);
ah->intr_txqs = 0;
- for (i = 0; i < ah->caps.total_queues; i++)
+ for (i = 0; i < ATH9K_NUM_TX_QUEUES; i++)
ath9k_hw_resettxqueue(ah, i);
ath9k_hw_init_interrupt_masks(ah, ah->opmode);
@@ -1894,12 +1894,6 @@ int ath9k_hw_fill_cap_info(struct ath_hw
else
pCap->hw_caps &= ~ATH9K_HW_CAP_HT;
- if (capField & AR_EEPROM_EEPCAP_MAXQCU)
- pCap->total_queues =
- MS(capField, AR_EEPROM_EEPCAP_MAXQCU);
- else
- pCap->total_queues = ATH9K_NUM_TX_QUEUES;
-
if (capField & AR_EEPROM_EEPCAP_KC_ENTRIES)
pCap->keycache_size =
1 << MS(capField, AR_EEPROM_EEPCAP_KC_ENTRIES);
--- a/drivers/net/wireless/ath/ath9k/hw.h
+++ b/drivers/net/wireless/ath/ath9k/hw.h
@@ -191,7 +191,6 @@ enum ath9k_hw_caps {
struct ath9k_hw_capabilities {
u32 hw_caps; /* ATH9K_HW_CAP_* from ath9k_hw_caps */
- u16 total_queues;
u16 keycache_size;
u16 low_5ghz_chan, high_5ghz_chan;
u16 low_2ghz_chan, high_2ghz_chan;
--- a/drivers/net/wireless/ath/ath9k/mac.c
+++ b/drivers/net/wireless/ath/ath9k/mac.c
@@ -209,15 +209,8 @@ bool ath9k_hw_set_txq_props(struct ath_h
{
u32 cw;
struct ath_common *common = ath9k_hw_common(ah);
- struct ath9k_hw_capabilities *pCap = &ah->caps;
struct ath9k_tx_queue_info *qi;
- if (q >= pCap->total_queues) {
- ath_dbg(common, ATH_DBG_QUEUE,
- "Set TXQ properties, invalid queue: %u\n", q);
- return false;
- }
-
qi = &ah->txq[q];
if (qi->tqi_type == ATH9K_TX_QUEUE_INACTIVE) {
ath_dbg(common, ATH_DBG_QUEUE,
@@ -280,15 +273,8 @@ bool ath9k_hw_get_txq_props(struct ath_h
struct ath9k_tx_queue_info *qinfo)
{
struct ath_common *common = ath9k_hw_common(ah);
- struct ath9k_hw_capabilities *pCap = &ah->caps;
struct ath9k_tx_queue_info *qi;
- if (q >= pCap->total_queues) {
- ath_dbg(common, ATH_DBG_QUEUE,
- "Get TXQ properties, invalid queue: %u\n", q);
- return false;
- }
-
qi = &ah->txq[q];
if (qi->tqi_type == ATH9K_TX_QUEUE_INACTIVE) {
ath_dbg(common, ATH_DBG_QUEUE,
@@ -320,28 +306,27 @@ int ath9k_hw_setuptxqueue(struct ath_hw
{
struct ath_common *common = ath9k_hw_common(ah);
struct ath9k_tx_queue_info *qi;
- struct ath9k_hw_capabilities *pCap = &ah->caps;
int q;
switch (type) {
case ATH9K_TX_QUEUE_BEACON:
- q = pCap->total_queues - 1;
+ q = ATH9K_NUM_TX_QUEUES - 1;
break;
case ATH9K_TX_QUEUE_CAB:
- q = pCap->total_queues - 2;
+ q = ATH9K_NUM_TX_QUEUES - 2;
break;
case ATH9K_TX_QUEUE_PSPOLL:
q = 1;
break;
case ATH9K_TX_QUEUE_UAPSD:
- q = pCap->total_queues - 3;
+ q = ATH9K_NUM_TX_QUEUES - 3;
break;
case ATH9K_TX_QUEUE_DATA:
- for (q = 0; q < pCap->total_queues; q++)
+ for (q = 0; q < ATH9K_NUM_TX_QUEUES; q++)
if (ah->txq[q].tqi_type ==
ATH9K_TX_QUEUE_INACTIVE)
break;
- if (q == pCap->total_queues) {
+ if (q == ATH9K_NUM_TX_QUEUES) {
ath_err(common, "No available TX queue\n");
return -1;
}
@@ -382,15 +367,9 @@ EXPORT_SYMBOL(ath9k_hw_setuptxqueue);
bool ath9k_hw_releasetxqueue(struct ath_hw *ah, u32 q)
{
- struct ath9k_hw_capabilities *pCap = &ah->caps;
struct ath_common *common = ath9k_hw_common(ah);
struct ath9k_tx_queue_info *qi;
- if (q >= pCap->total_queues) {
- ath_dbg(common, ATH_DBG_QUEUE,
- "Release TXQ, invalid queue: %u\n", q);
- return false;
- }
qi = &ah->txq[q];
if (qi->tqi_type == ATH9K_TX_QUEUE_INACTIVE) {
ath_dbg(common, ATH_DBG_QUEUE,
@@ -414,18 +393,11 @@ EXPORT_SYMBOL(ath9k_hw_releasetxqueue);
bool ath9k_hw_resettxqueue(struct ath_hw *ah, u32 q)
{
- struct ath9k_hw_capabilities *pCap = &ah->caps;
struct ath_common *common = ath9k_hw_common(ah);
struct ath9k_channel *chan = ah->curchan;
struct ath9k_tx_queue_info *qi;
u32 cwMin, chanCwMin, value;
- if (q >= pCap->total_queues) {
- ath_dbg(common, ATH_DBG_QUEUE,
- "Reset TXQ, invalid queue: %u\n", q);
- return false;
- }
-
qi = &ah->txq[q];
if (qi->tqi_type == ATH9K_TX_QUEUE_INACTIVE) {
ath_dbg(common, ATH_DBG_QUEUE,

View File

@ -0,0 +1,33 @@
--- a/drivers/net/wireless/ath/ath9k/hw.c
+++ b/drivers/net/wireless/ath/ath9k/hw.c
@@ -379,11 +379,6 @@ static void ath9k_hw_init_config(struct
ah->config.spurchans[i][1] = AR_NO_SPUR;
}
- if (ah->hw_version.devid != AR2427_DEVID_PCIE)
- ah->config.ht_enable = 1;
- else
- ah->config.ht_enable = 0;
-
/* PAPRD needs some more work to be enabled */
ah->config.paprd_disable = 1;
@@ -1889,7 +1884,7 @@ int ath9k_hw_fill_cap_info(struct ath_hw
common->crypt_caps |= ATH_CRYPT_CAP_CIPHER_AESCCM;
- if (ah->config.ht_enable)
+ if (ah->hw_version.devid != AR2427_DEVID_PCIE)
pCap->hw_caps |= ATH9K_HW_CAP_HT;
else
pCap->hw_caps &= ~ATH9K_HW_CAP_HT;
--- a/drivers/net/wireless/ath/ath9k/hw.h
+++ b/drivers/net/wireless/ath/ath9k/hw.h
@@ -222,7 +222,6 @@ struct ath9k_ops_config {
u8 pcie_clock_req;
u32 pcie_waen;
u8 analog_shiftreg;
- u8 ht_enable;
u8 paprd_disable;
u32 ofdm_trig_low;
u32 ofdm_trig_high;

View File

@ -0,0 +1,36 @@
--- a/drivers/net/wireless/ath/ath9k/hw.c
+++ b/drivers/net/wireless/ath/ath9k/hw.c
@@ -1941,23 +1941,6 @@ int ath9k_hw_fill_cap_info(struct ath_hw
else
pCap->hw_caps |= ATH9K_HW_CAP_4KB_SPLITTRANS;
- if (regulatory->current_rd_ext & (1 << REG_EXT_JAPAN_MIDBAND)) {
- pCap->reg_cap =
- AR_EEPROM_EEREGCAP_EN_KK_NEW_11A |
- AR_EEPROM_EEREGCAP_EN_KK_U1_EVEN |
- AR_EEPROM_EEREGCAP_EN_KK_U2 |
- AR_EEPROM_EEREGCAP_EN_KK_MIDBAND;
- } else {
- pCap->reg_cap =
- AR_EEPROM_EEREGCAP_EN_KK_NEW_11A |
- AR_EEPROM_EEREGCAP_EN_KK_U1_EVEN;
- }
-
- /* Advertise midband for AR5416 with FCC midband set in eeprom */
- if (regulatory->current_rd_ext & (1 << REG_EXT_FCC_MIDBAND) &&
- AR_SREV_5416(ah))
- pCap->reg_cap |= AR_EEPROM_EEREGCAP_EN_FCC_MIDBAND;
-
if (AR_SREV_9280_20_OR_LATER(ah) && common->btcoex_enabled) {
btcoex_hw->btactive_gpio = ATH_BTACTIVE_GPIO;
btcoex_hw->wlanactive_gpio = ATH_WLANACTIVE_GPIO;
--- a/drivers/net/wireless/ath/ath9k/hw.h
+++ b/drivers/net/wireless/ath/ath9k/hw.h
@@ -200,7 +200,6 @@ struct ath9k_hw_capabilities {
u8 max_txchains;
u8 max_rxchains;
u16 tx_triglevel_max;
- u16 reg_cap;
u8 num_gpio_pins;
u8 rx_hp_qdepth;
u8 rx_lp_qdepth;

View File

@ -0,0 +1,59 @@
--- a/drivers/net/wireless/ath/ath9k/init.c
+++ b/drivers/net/wireless/ath/ath9k/init.c
@@ -407,13 +407,7 @@ void ath9k_init_crypto(struct ath_softc
int i = 0;
/* Get the hardware key cache size. */
- common->keymax = sc->sc_ah->caps.keycache_size;
- if (common->keymax > ATH_KEYMAX) {
- ath_dbg(common, ATH_DBG_ANY,
- "Warning, using only %u entries in %u key cache\n",
- ATH_KEYMAX, common->keymax);
- common->keymax = ATH_KEYMAX;
- }
+ common->keymax = AR_KEYTABLE_SIZE;
/*
* Reset the key cache since some parts do not
--- a/drivers/net/wireless/ath/ath9k/htc_drv_init.c
+++ b/drivers/net/wireless/ath/ath9k/htc_drv_init.c
@@ -564,13 +564,7 @@ static void ath9k_init_crypto(struct ath
int i = 0;
/* Get the hardware key cache size. */
- common->keymax = priv->ah->caps.keycache_size;
- if (common->keymax > ATH_KEYMAX) {
- ath_dbg(common, ATH_DBG_ANY,
- "Warning, using only %u entries in %u key cache\n",
- ATH_KEYMAX, common->keymax);
- common->keymax = ATH_KEYMAX;
- }
+ common->keymax = AR_KEYTABLE_SIZE;
if (priv->ah->misc_mode & AR_PCU_MIC_NEW_LOC_ENA)
common->crypt_caps |= ATH_CRYPT_CAP_MIC_COMBINED;
--- a/drivers/net/wireless/ath/ath9k/hw.c
+++ b/drivers/net/wireless/ath/ath9k/hw.c
@@ -1889,12 +1889,6 @@ int ath9k_hw_fill_cap_info(struct ath_hw
else
pCap->hw_caps &= ~ATH9K_HW_CAP_HT;
- if (capField & AR_EEPROM_EEPCAP_KC_ENTRIES)
- pCap->keycache_size =
- 1 << MS(capField, AR_EEPROM_EEPCAP_KC_ENTRIES);
- else
- pCap->keycache_size = AR_KEYTABLE_SIZE;
-
if (AR_SREV_9285(ah) || AR_SREV_9271(ah))
pCap->tx_triglevel_max = MAX_TX_FIFO_THRESHOLD >> 1;
else
--- a/drivers/net/wireless/ath/ath9k/hw.h
+++ b/drivers/net/wireless/ath/ath9k/hw.h
@@ -191,7 +191,6 @@ enum ath9k_hw_caps {
struct ath9k_hw_capabilities {
u32 hw_caps; /* ATH9K_HW_CAP_* from ath9k_hw_caps */
- u16 keycache_size;
u16 low_5ghz_chan, high_5ghz_chan;
u16 low_2ghz_chan, high_2ghz_chan;
u16 rts_aggr_limit;

View File

@ -0,0 +1,21 @@
--- a/drivers/net/wireless/ath/ath9k/hw.c
+++ b/drivers/net/wireless/ath/ath9k/hw.c
@@ -1912,8 +1912,6 @@ int ath9k_hw_fill_cap_info(struct ath_hw
pCap->rts_aggr_limit = (8 * 1024);
}
- pCap->hw_caps |= ATH9K_HW_CAP_ENHANCEDPM;
-
#if defined(CONFIG_RFKILL) || defined(CONFIG_RFKILL_MODULE)
ah->rfsilent = ah->eep_ops->get_eeprom(ah, EEP_RF_SILENT);
if (ah->rfsilent & EEP_RFSILENT_ENABLED) {
--- a/drivers/net/wireless/ath/ath9k/hw.h
+++ b/drivers/net/wireless/ath/ath9k/hw.h
@@ -174,7 +174,6 @@ enum ath9k_hw_caps {
ATH9K_HW_CAP_HT = BIT(0),
ATH9K_HW_CAP_RFSILENT = BIT(1),
ATH9K_HW_CAP_CST = BIT(2),
- ATH9K_HW_CAP_ENHANCEDPM = BIT(3),
ATH9K_HW_CAP_AUTOSLEEP = BIT(4),
ATH9K_HW_CAP_4KB_SPLITTRANS = BIT(5),
ATH9K_HW_CAP_EDMA = BIT(6),

View File

@ -0,0 +1,35 @@
--- a/drivers/net/wireless/ath/ath9k/hw.h
+++ b/drivers/net/wireless/ath/ath9k/hw.h
@@ -197,7 +197,6 @@ struct ath9k_hw_capabilities {
u8 rx_chainmask;
u8 max_txchains;
u8 max_rxchains;
- u16 tx_triglevel_max;
u8 num_gpio_pins;
u8 rx_hp_qdepth;
u8 rx_lp_qdepth;
--- a/drivers/net/wireless/ath/ath9k/xmit.c
+++ b/drivers/net/wireless/ath/ath9k/xmit.c
@@ -2059,7 +2059,7 @@ static void ath_tx_rc_status(struct ath_
if (ieee80211_is_data(hdr->frame_control) &&
(ts->ts_flags & (ATH9K_TX_DATA_UNDERRUN |
ATH9K_TX_DELIM_UNDERRUN)) &&
- ah->tx_trig_level >= sc->sc_ah->caps.tx_triglevel_max)
+ ah->tx_trig_level >= sc->sc_ah->config.max_txtrig_level)
tx_info->status.rates[tx_rateindex].count =
hw->max_rate_tries;
}
--- a/drivers/net/wireless/ath/ath9k/hw.c
+++ b/drivers/net/wireless/ath/ath9k/hw.c
@@ -1889,11 +1889,6 @@ int ath9k_hw_fill_cap_info(struct ath_hw
else
pCap->hw_caps &= ~ATH9K_HW_CAP_HT;
- if (AR_SREV_9285(ah) || AR_SREV_9271(ah))
- pCap->tx_triglevel_max = MAX_TX_FIFO_THRESHOLD >> 1;
- else
- pCap->tx_triglevel_max = MAX_TX_FIFO_THRESHOLD;
-
if (AR_SREV_9271(ah))
pCap->num_gpio_pins = AR9271_NUM_GPIO;
else if (AR_DEVID_7010(ah))