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path: root/drivers/net/wireless/ath/ath9k/hw.c
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Diffstat (limited to 'drivers/net/wireless/ath/ath9k/hw.c')
-rw-r--r--drivers/net/wireless/ath/ath9k/hw.c384
1 files changed, 209 insertions, 175 deletions
diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c
index c95bc5c..b75b5dc 100644
--- a/drivers/net/wireless/ath/ath9k/hw.c
+++ b/drivers/net/wireless/ath/ath9k/hw.c
@@ -130,6 +130,20 @@ bool ath9k_hw_wait(struct ath_hw *ah, u32 reg, u32 mask, u32 val, u32 timeout)
}
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;
@@ -142,25 +156,6 @@ u32 ath9k_hw_reverse_bits(u32 val, u32 n)
return retval;
}
-bool ath9k_get_channel_edges(struct ath_hw *ah,
- u16 flags, u16 *low,
- u16 *high)
-{
- struct ath9k_hw_capabilities *pCap = &ah->caps;
-
- if (flags & CHANNEL_5GHZ) {
- *low = pCap->low_5ghz_chan;
- *high = pCap->high_5ghz_chan;
- return true;
- }
- if ((flags & CHANNEL_2GHZ)) {
- *low = pCap->low_2ghz_chan;
- *high = pCap->high_2ghz_chan;
- return true;
- }
- return false;
-}
-
u16 ath9k_hw_computetxtime(struct ath_hw *ah,
u8 phy, int kbps,
u32 frameLen, u16 rateix,
@@ -252,6 +247,17 @@ static void ath9k_hw_read_revisions(struct ath_hw *ah)
{
u32 val;
+ switch (ah->hw_version.devid) {
+ case AR5416_AR9100_DEVID:
+ ah->hw_version.macVersion = AR_SREV_VERSION_9100;
+ break;
+ case AR9300_DEVID_AR9340:
+ ah->hw_version.macVersion = AR_SREV_VERSION_9340;
+ val = REG_READ(ah, AR_SREV);
+ ah->hw_version.macRev = MS(val, AR_SREV_REVISION2);
+ return;
+ }
+
val = REG_READ(ah, AR_SREV) & AR_SREV_ID;
if (val == 0xFF) {
@@ -364,11 +370,6 @@ static void ath9k_hw_init_config(struct ath_hw *ah)
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;
@@ -410,6 +411,8 @@ static void ath9k_hw_init_defaults(struct ath_hw *ah)
ah->sta_id1_defaults =
AR_STA_ID1_CRPT_MIC_ENABLE |
AR_STA_ID1_MCAST_KSRCH;
+ if (AR_SREV_9100(ah))
+ ah->sta_id1_defaults |= AR_STA_ID1_AR9100_BA_FIX;
ah->enable_32kHz_clock = DONT_USE_32KHZ;
ah->slottime = 20;
ah->globaltxtimeout = (u32) -1;
@@ -470,7 +473,7 @@ static int ath9k_hw_post_init(struct ath_hw *ah)
return ecode;
}
- if (!AR_SREV_9100(ah)) {
+ if (!AR_SREV_9100(ah) && !AR_SREV_9340(ah)) {
ath9k_hw_ani_setup(ah);
ath9k_hw_ani_init(ah);
}
@@ -492,9 +495,6 @@ static int __ath9k_hw_init(struct ath_hw *ah)
struct ath_common *common = ath9k_hw_common(ah);
int r = 0;
- if (ah->hw_version.devid == AR5416_AR9100_DEVID)
- ah->hw_version.macVersion = AR_SREV_VERSION_9100;
-
ath9k_hw_read_revisions(ah);
/*
@@ -552,6 +552,7 @@ static int __ath9k_hw_init(struct ath_hw *ah)
case AR_SREV_VERSION_9271:
case AR_SREV_VERSION_9300:
case AR_SREV_VERSION_9485:
+ case AR_SREV_VERSION_9340:
break;
default:
ath_err(common,
@@ -560,7 +561,7 @@ static int __ath9k_hw_init(struct ath_hw *ah)
return -EOPNOTSUPP;
}
- if (AR_SREV_9271(ah) || AR_SREV_9100(ah))
+ if (AR_SREV_9271(ah) || AR_SREV_9100(ah) || AR_SREV_9340(ah))
ah->is_pciexpress = false;
ah->hw_version.phyRev = REG_READ(ah, AR_PHY_CHIP_ID);
@@ -629,6 +630,7 @@ int ath9k_hw_init(struct ath_hw *ah)
case AR2427_DEVID_PCIE:
case AR9300_DEVID_PCIE:
case AR9300_DEVID_AR9485_PCIE:
+ case AR9300_DEVID_AR9340:
break;
default:
if (common->bus_ops->ath_bus_type == ATH_USB)
@@ -671,48 +673,89 @@ static void ath9k_hw_init_qos(struct ath_hw *ah)
REGWRITE_BUFFER_FLUSH(ah);
}
-unsigned long ar9003_get_pll_sqsum_dvc(struct ath_hw *ah)
+u32 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);
-#define DPLL2_KD_VAL 0x3D
-#define DPLL2_KI_VAL 0x06
-#define DPLL3_PHASE_SHIFT_VAL 0x1
-
static void ath9k_hw_init_pll(struct ath_hw *ah,
struct ath9k_channel *chan)
{
u32 pll;
if (AR_SREV_9485(ah)) {
- REG_WRITE(ah, AR_RTC_PLL_CONTROL2, 0x886666);
- REG_WRITE(ah, AR_CH0_DDR_DPLL2, 0x19e82f01);
- REG_RMW_FIELD(ah, AR_CH0_DDR_DPLL3,
- AR_CH0_DPLL3_PHASE_SHIFT, DPLL3_PHASE_SHIFT_VAL);
-
- REG_WRITE(ah, AR_RTC_PLL_CONTROL, 0x1142c);
- udelay(1000);
+ /* program BB PLL ki and kd value, ki=0x4, kd=0x40 */
+ REG_RMW_FIELD(ah, AR_CH0_BB_DPLL2,
+ AR_CH0_BB_DPLL2_PLL_PWD, 0x1);
+ REG_RMW_FIELD(ah, AR_CH0_BB_DPLL2,
+ AR_CH0_DPLL2_KD, 0x40);
+ REG_RMW_FIELD(ah, AR_CH0_BB_DPLL2,
+ AR_CH0_DPLL2_KI, 0x4);
- REG_WRITE(ah, AR_RTC_PLL_CONTROL2, 0x886666);
+ REG_RMW_FIELD(ah, AR_CH0_BB_DPLL1,
+ AR_CH0_BB_DPLL1_REFDIV, 0x5);
+ REG_RMW_FIELD(ah, AR_CH0_BB_DPLL1,
+ AR_CH0_BB_DPLL1_NINI, 0x58);
+ REG_RMW_FIELD(ah, AR_CH0_BB_DPLL1,
+ AR_CH0_BB_DPLL1_NFRAC, 0x0);
REG_RMW_FIELD(ah, AR_CH0_BB_DPLL2,
- AR_CH0_DPLL2_KD, DPLL2_KD_VAL);
+ AR_CH0_BB_DPLL2_OUTDIV, 0x1);
+ REG_RMW_FIELD(ah, AR_CH0_BB_DPLL2,
+ AR_CH0_BB_DPLL2_LOCAL_PLL, 0x1);
REG_RMW_FIELD(ah, AR_CH0_BB_DPLL2,
- AR_CH0_DPLL2_KI, DPLL2_KI_VAL);
+ AR_CH0_BB_DPLL2_EN_NEGTRIG, 0x1);
+ /* program BB PLL phase_shift to 0x6 */
REG_RMW_FIELD(ah, AR_CH0_BB_DPLL3,
- AR_CH0_DPLL3_PHASE_SHIFT, DPLL3_PHASE_SHIFT_VAL);
- REG_WRITE(ah, AR_RTC_PLL_CONTROL, 0x142c);
+ AR_CH0_BB_DPLL3_PHASE_SHIFT, 0x6);
+
+ REG_RMW_FIELD(ah, AR_CH0_BB_DPLL2,
+ AR_CH0_BB_DPLL2_PLL_PWD, 0x0);
+ udelay(1000);
+ } else if (AR_SREV_9340(ah)) {
+ u32 regval, pll2_divint, pll2_divfrac, refdiv;
+
+ REG_WRITE(ah, AR_RTC_PLL_CONTROL, 0x1142c);
+ udelay(1000);
+
+ REG_SET_BIT(ah, AR_PHY_PLL_MODE, 0x1 << 16);
+ udelay(100);
+
+ if (ah->is_clk_25mhz) {
+ pll2_divint = 0x54;
+ pll2_divfrac = 0x1eb85;
+ refdiv = 3;
+ } else {
+ pll2_divint = 88;
+ pll2_divfrac = 0;
+ refdiv = 5;
+ }
+
+ regval = REG_READ(ah, AR_PHY_PLL_MODE);
+ regval |= (0x1 << 16);
+ REG_WRITE(ah, AR_PHY_PLL_MODE, regval);
+ udelay(100);
+
+ REG_WRITE(ah, AR_PHY_PLL_CONTROL, (refdiv << 27) |
+ (pll2_divint << 18) | pll2_divfrac);
+ udelay(100);
+
+ regval = REG_READ(ah, AR_PHY_PLL_MODE);
+ regval = (regval & 0x80071fff) | (0x1 << 30) | (0x1 << 13) |
+ (0x4 << 26) | (0x18 << 19);
+ REG_WRITE(ah, AR_PHY_PLL_MODE, regval);
+ REG_WRITE(ah, AR_PHY_PLL_MODE,
+ REG_READ(ah, AR_PHY_PLL_MODE) & 0xfffeffff);
udelay(1000);
}
@@ -720,6 +763,9 @@ static void ath9k_hw_init_pll(struct ath_hw *ah,
REG_WRITE(ah, AR_RTC_PLL_CONTROL, pll);
+ if (AR_SREV_9485(ah) || AR_SREV_9340(ah))
+ udelay(1000);
+
/* Switch the core clock for ar9271 to 117Mhz */
if (AR_SREV_9271(ah)) {
udelay(500);
@@ -729,17 +775,34 @@ static void ath9k_hw_init_pll(struct ath_hw *ah,
udelay(RTC_PLL_SETTLE_DELAY);
REG_WRITE(ah, AR_RTC_SLEEP_CLK, AR_RTC_FORCE_DERIVED_CLK);
+
+ if (AR_SREV_9340(ah)) {
+ if (ah->is_clk_25mhz) {
+ REG_WRITE(ah, AR_RTC_DERIVED_CLK, 0x17c << 1);
+ REG_WRITE(ah, AR_SLP32_MODE, 0x0010f3d7);
+ REG_WRITE(ah, AR_SLP32_INC, 0x0001e7ae);
+ } else {
+ REG_WRITE(ah, AR_RTC_DERIVED_CLK, 0x261 << 1);
+ REG_WRITE(ah, AR_SLP32_MODE, 0x0010f400);
+ REG_WRITE(ah, AR_SLP32_INC, 0x0001e800);
+ }
+ udelay(100);
+ }
}
static void ath9k_hw_init_interrupt_masks(struct ath_hw *ah,
enum nl80211_iftype opmode)
{
+ u32 sync_default = AR_INTR_SYNC_DEFAULT;
u32 imr_reg = AR_IMR_TXERR |
AR_IMR_TXURN |
AR_IMR_RXERR |
AR_IMR_RXORN |
AR_IMR_BCNMISC;
+ if (AR_SREV_9340(ah))
+ sync_default &= ~AR_INTR_SYNC_HOST1_FATAL;
+
if (AR_SREV_9300_20_OR_LATER(ah)) {
imr_reg |= AR_IMR_RXOK_HP;
if (ah->config.rx_intr_mitigation)
@@ -770,7 +833,7 @@ static void ath9k_hw_init_interrupt_masks(struct ath_hw *ah,
if (!AR_SREV_9100(ah)) {
REG_WRITE(ah, AR_INTR_SYNC_CAUSE, 0xFFFFFFFF);
- REG_WRITE(ah, AR_INTR_SYNC_ENABLE, AR_INTR_SYNC_DEFAULT);
+ REG_WRITE(ah, AR_INTR_SYNC_ENABLE, sync_default);
REG_WRITE(ah, AR_INTR_SYNC_MASK, 0);
}
@@ -830,8 +893,7 @@ void ath9k_hw_init_global_settings(struct ath_hw *ah)
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;
@@ -899,23 +961,19 @@ u32 ath9k_regd_get_ctl(struct ath_regulatory *reg, struct ath9k_channel *chan)
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);
@@ -932,8 +990,7 @@ static inline void ath9k_hw_set_dma(struct ath_hw *ah)
/*
* 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
@@ -972,30 +1029,27 @@ static inline void ath9k_hw_set_dma(struct ath_hw *ah)
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,
@@ -1021,10 +1075,8 @@ static bool ath9k_hw_set_reset(struct ath_hw *ah, int type)
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);
}
@@ -1212,6 +1264,20 @@ static bool ath9k_hw_channel_change(struct ath_hw *ah,
return true;
}
+static void ath9k_hw_apply_gpio_override(struct ath_hw *ah)
+{
+ u32 gpio_mask = ah->gpio_mask;
+ int i;
+
+ for (i = 0; gpio_mask; i++, gpio_mask >>= 1) {
+ if (!(gpio_mask & 1))
+ continue;
+
+ ath9k_hw_cfg_output(ah, i, AR_GPIO_OUTPUT_MUX_AS_OUTPUT);
+ ath9k_hw_set_gpio(ah, i, !!(ah->gpio_val & BIT(i)));
+ }
+}
+
bool ath9k_hw_check_alive(struct ath_hw *ah)
{
int count = 50;
@@ -1409,7 +1475,7 @@ int ath9k_hw_reset(struct ath_hw *ah, struct ath9k_channel *chan,
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);
@@ -1426,8 +1492,7 @@ int ath9k_hw_reset(struct ath_hw *ah, struct ath9k_channel *chan,
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);
@@ -1480,7 +1545,9 @@ int ath9k_hw_reset(struct ath_hw *ah, struct ath9k_channel *chan,
REG_WRITE(ah, AR_CFG, AR_CFG_SWTD | AR_CFG_SWRD);
}
#ifdef __BIG_ENDIAN
- else
+ else if (AR_SREV_9340(ah))
+ REG_RMW(ah, AR_CFG, AR_CFG_SWRB | AR_CFG_SWTB, 0);
+ else
REG_WRITE(ah, AR_CFG, AR_CFG_SWTD | AR_CFG_SWRD);
#endif
}
@@ -1491,6 +1558,8 @@ int ath9k_hw_reset(struct ath_hw *ah, struct ath9k_channel *chan,
if (AR_SREV_9300_20_OR_LATER(ah))
ar9003_hw_bb_watchdog_config(ah);
+ ath9k_hw_apply_gpio_override(ah);
+
return 0;
}
EXPORT_SYMBOL(ath9k_hw_reset);
@@ -1670,21 +1739,15 @@ void ath9k_hw_beaconinit(struct ath_hw *ah, u32 next_beacon, u32 beacon_period)
case NL80211_IFTYPE_MESH_POINT:
REG_SET_BIT(ah, AR_TXCFG,
AR_TXCFG_ADHOC_BEACON_ATIM_TX_POLICY);
- REG_WRITE(ah, AR_NEXT_NDP_TIMER,
- TU_TO_USEC(next_beacon +
- (ah->atim_window ? ah->
- atim_window : 1)));
+ REG_WRITE(ah, AR_NEXT_NDP_TIMER, next_beacon +
+ TU_TO_USEC(ah->atim_window ? ah->atim_window : 1));
flags |= AR_NDP_TIMER_EN;
case NL80211_IFTYPE_AP:
- REG_WRITE(ah, AR_NEXT_TBTT_TIMER, TU_TO_USEC(next_beacon));
- REG_WRITE(ah, AR_NEXT_DMA_BEACON_ALERT,
- TU_TO_USEC(next_beacon -
- ah->config.
- dma_beacon_response_time));
- REG_WRITE(ah, AR_NEXT_SWBA,
- TU_TO_USEC(next_beacon -
- ah->config.
- sw_beacon_response_time));
+ REG_WRITE(ah, AR_NEXT_TBTT_TIMER, next_beacon);
+ REG_WRITE(ah, AR_NEXT_DMA_BEACON_ALERT, next_beacon -
+ TU_TO_USEC(ah->config.dma_beacon_response_time));
+ REG_WRITE(ah, AR_NEXT_SWBA, next_beacon -
+ TU_TO_USEC(ah->config.sw_beacon_response_time));
flags |=
AR_TBTT_TIMER_EN | AR_DBA_TIMER_EN | AR_SWBA_TIMER_EN;
break;
@@ -1696,18 +1759,13 @@ void ath9k_hw_beaconinit(struct ath_hw *ah, u32 next_beacon, u32 beacon_period)
break;
}
- REG_WRITE(ah, AR_BEACON_PERIOD, TU_TO_USEC(beacon_period));
- REG_WRITE(ah, AR_DMA_BEACON_PERIOD, TU_TO_USEC(beacon_period));
- REG_WRITE(ah, AR_SWBA_PERIOD, TU_TO_USEC(beacon_period));
- REG_WRITE(ah, AR_NDP_PERIOD, TU_TO_USEC(beacon_period));
+ REG_WRITE(ah, AR_BEACON_PERIOD, beacon_period);
+ REG_WRITE(ah, AR_DMA_BEACON_PERIOD, beacon_period);
+ REG_WRITE(ah, AR_SWBA_PERIOD, beacon_period);
+ REG_WRITE(ah, AR_NDP_PERIOD, beacon_period);
REGWRITE_BUFFER_FLUSH(ah);
- beacon_period &= ~ATH9K_BEACON_ENA;
- if (beacon_period & ATH9K_BEACON_RESET_TSF) {
- ath9k_hw_reset_tsf(ah);
- }
-
REG_SET_BIT(ah, AR_TIMER_MODE, flags);
}
EXPORT_SYMBOL(ath9k_hw_beaconinit);
@@ -1795,7 +1853,7 @@ int ath9k_hw_fill_cap_info(struct ath_hw *ah)
struct ath_common *common = ath9k_hw_common(ah);
struct ath_btcoex_hw *btcoex_hw = &ah->btcoex_hw;
- u16 capField = 0, eeval;
+ u16 eeval;
u8 ant_div_ctl1, tx_chainmask, rx_chainmask;
eeval = ah->eep_ops->get_eeprom(ah, EEP_REG_0);
@@ -1806,8 +1864,6 @@ int ath9k_hw_fill_cap_info(struct ath_hw *ah)
eeval |= AR9285_RDEXT_DEFAULT;
regulatory->current_rd_ext = eeval;
- capField = ah->eep_ops->get_eeprom(ah, EEP_OP_CAP);
-
if (ah->opmode != NL80211_IFTYPE_AP &&
ah->hw_version.subvendorid == AR_SUBVENDOR_ID_NEW_A) {
if (regulatory->current_rd == 0x64 ||
@@ -1842,6 +1898,8 @@ int ath9k_hw_fill_cap_info(struct ath_hw *ah)
!(AR_SREV_9271(ah)))
/* CB71: GPIO 0 is pulled down to indicate 3 rx chains */
pCap->rx_chainmask = ath9k_hw_gpio_get(ah, 0) ? 0x5 : 0x7;
+ else if (AR_SREV_9100(ah))
+ pCap->rx_chainmask = 0x7;
else
/* Use rx_chainmask from EEPROM. */
pCap->rx_chainmask = ah->eep_ops->get_eeprom(ah, EEP_RX_MASK);
@@ -1852,36 +1910,13 @@ int ath9k_hw_fill_cap_info(struct ath_hw *ah)
if (AR_SREV_9300_20_OR_LATER(ah))
ah->misc_mode |= AR_PCU_ALWAYS_PERFORM_KEYSEARCH;
- pCap->low_2ghz_chan = 2312;
- pCap->high_2ghz_chan = 2732;
-
- pCap->low_5ghz_chan = 4920;
- pCap->high_5ghz_chan = 6100;
-
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;
- 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);
- 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
- 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))
@@ -1900,8 +1935,6 @@ int ath9k_hw_fill_cap_info(struct ath_hw *ah)
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) {
@@ -1923,32 +1956,23 @@ int ath9k_hw_fill_cap_info(struct ath_hw *ah)
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;
-
- if (AR_SREV_9285(ah)) {
+ if (common->btcoex_enabled) {
+ if (AR_SREV_9300_20_OR_LATER(ah)) {
btcoex_hw->scheme = ATH_BTCOEX_CFG_3WIRE;
- btcoex_hw->btpriority_gpio = ATH_BTPRIORITY_GPIO;
- } else {
- btcoex_hw->scheme = ATH_BTCOEX_CFG_2WIRE;
+ btcoex_hw->btactive_gpio = ATH_BTACTIVE_GPIO_9300;
+ btcoex_hw->wlanactive_gpio = ATH_WLANACTIVE_GPIO_9300;
+ btcoex_hw->btpriority_gpio = ATH_BTPRIORITY_GPIO_9300;
+ } else if (AR_SREV_9280_20_OR_LATER(ah)) {
+ btcoex_hw->btactive_gpio = ATH_BTACTIVE_GPIO_9280;
+ btcoex_hw->wlanactive_gpio = ATH_WLANACTIVE_GPIO_9280;
+
+ if (AR_SREV_9285(ah)) {
+ btcoex_hw->scheme = ATH_BTCOEX_CFG_3WIRE;
+ btcoex_hw->btpriority_gpio =
+ ATH_BTPRIORITY_GPIO_9285;
+ } else {
+ btcoex_hw->scheme = ATH_BTCOEX_CFG_2WIRE;
+ }
}
} else {
btcoex_hw->scheme = ATH_BTCOEX_CFG_NONE;
@@ -1998,6 +2022,22 @@ int ath9k_hw_fill_cap_info(struct ath_hw *ah)
}
+ if (AR_SREV_9485(ah)) {
+ ant_div_ctl1 = ah->eep_ops->get_eeprom(ah, EEP_ANT_DIV_CTL1);
+ /*
+ * enable the diversity-combining algorithm only when
+ * both enable_lna_div and enable_fast_div are set
+ * Table for Diversity
+ * ant_div_alt_lnaconf bit 0-1
+ * ant_div_main_lnaconf bit 2-3
+ * ant_div_alt_gaintb bit 4
+ * ant_div_main_gaintb bit 5
+ * enable_ant_div_lnadiv bit 6
+ * enable_ant_fast_div bit 7
+ */
+ if ((ant_div_ctl1 >> 0x6) == 0x3)
+ pCap->hw_caps |= ATH9K_HW_CAP_ANT_DIV_COMB;
+ }
if (AR_SREV_9485_10(ah)) {
pCap->pcie_lcr_extsync_en = true;
@@ -2186,11 +2226,9 @@ void ath9k_hw_setrxfilter(struct ath_hw *ah, u32 bits)
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);
}
@@ -2366,10 +2404,11 @@ static u32 rightmost_index(struct ath_gen_timer_table *timer_table, u32 *mask)
return timer_table->gen_timer_index[b];
}
-static u32 ath9k_hw_gettsf32(struct ath_hw *ah)
+u32 ath9k_hw_gettsf32(struct ath_hw *ah)
{
return REG_READ(ah, AR_TSF_L32);
}
+EXPORT_SYMBOL(ath9k_hw_gettsf32);
struct ath_gen_timer *ath_gen_timer_alloc(struct ath_hw *ah,
void (*trigger)(void *),
@@ -2402,11 +2441,11 @@ EXPORT_SYMBOL(ath_gen_timer_alloc);
void ath9k_hw_gen_timer_start(struct ath_hw *ah,
struct ath_gen_timer *timer,
- u32 timer_next,
+ u32 trig_timeout,
u32 timer_period)
{
struct ath_gen_timer_table *timer_table = &ah->hw_gen_timers;
- u32 tsf;
+ u32 tsf, timer_next;
BUG_ON(!timer_period);
@@ -2414,18 +2453,13 @@ void ath9k_hw_gen_timer_start(struct ath_hw *ah,
tsf = ath9k_hw_gettsf32(ah);
+ timer_next = tsf + trig_timeout;
+
ath_dbg(ath9k_hw_common(ah), ATH_DBG_HWTIMER,
"current tsf %x period %x timer_next %x\n",
tsf, timer_period, timer_next);
/*
- * Pull timer_next forward if the current TSF already passed it
- * because of software latency
- */
- if (timer_next < tsf)
- timer_next = tsf + timer_period;
-
- /*
* Program generic timer registers
*/
REG_WRITE(ah, gen_tmr_configuration[timer->index].next_addr,
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