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path: root/drivers/net/wireless/ath/ath9k/ar9003_phy.c
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Diffstat (limited to 'drivers/net/wireless/ath/ath9k/ar9003_phy.c')
-rw-r--r--drivers/net/wireless/ath/ath9k/ar9003_phy.c1006
1 files changed, 756 insertions, 250 deletions
diff --git a/drivers/net/wireless/ath/ath9k/ar9003_phy.c b/drivers/net/wireless/ath/ath9k/ar9003_phy.c
index 2b0bfb8cca0..8927fc34d84 100644
--- a/drivers/net/wireless/ath/ath9k/ar9003_phy.c
+++ b/drivers/net/wireless/ath/ath9k/ar9003_phy.c
@@ -68,7 +68,7 @@ static const int m2ThreshExt_off = 127;
static int ar9003_hw_set_channel(struct ath_hw *ah, struct ath9k_channel *chan)
{
u16 bMode, fracMode = 0, aModeRefSel = 0;
- u32 freq, channelSel = 0, reg32 = 0;
+ u32 freq, chan_frac, div, channelSel = 0, reg32 = 0;
struct chan_centers centers;
int loadSynthChannel;
@@ -77,9 +77,6 @@ static int ar9003_hw_set_channel(struct ath_hw *ah, struct ath9k_channel *chan)
if (freq < 4800) { /* 2 GHz, fractional mode */
if (AR_SREV_9330(ah)) {
- u32 chan_frac;
- u32 div;
-
if (ah->is_clk_25mhz)
div = 75;
else
@@ -88,11 +85,10 @@ static int ar9003_hw_set_channel(struct ath_hw *ah, struct ath9k_channel *chan)
channelSel = (freq * 4) / div;
chan_frac = (((freq * 4) % div) * 0x20000) / div;
channelSel = (channelSel << 17) | chan_frac;
- } else if (AR_SREV_9485(ah)) {
- u32 chan_frac;
-
+ } else if (AR_SREV_9485(ah) || AR_SREV_9565(ah)) {
/*
- * freq_ref = 40 / (refdiva >> amoderefsel); where refdiva=1 and amoderefsel=0
+ * freq_ref = 40 / (refdiva >> amoderefsel);
+ * where refdiva=1 and amoderefsel=0
* ndiv = ((chan_mhz * 4) / 3) / freq_ref;
* chansel = int(ndiv), chanfrac = (ndiv - chansel) * 0x20000
*/
@@ -101,23 +97,31 @@ static int ar9003_hw_set_channel(struct ath_hw *ah, struct ath9k_channel *chan)
channelSel = (channelSel << 17) | chan_frac;
} else if (AR_SREV_9340(ah)) {
if (ah->is_clk_25mhz) {
- u32 chan_frac;
-
channelSel = (freq * 2) / 75;
chan_frac = (((freq * 2) % 75) * 0x20000) / 75;
channelSel = (channelSel << 17) | chan_frac;
- } else
+ } else {
channelSel = CHANSEL_2G(freq) >> 1;
- } else
+ }
+ } else if (AR_SREV_9550(ah) || AR_SREV_9531(ah)) {
+ if (ah->is_clk_25mhz)
+ div = 75;
+ else
+ div = 120;
+
+ channelSel = (freq * 4) / div;
+ chan_frac = (((freq * 4) % div) * 0x20000) / div;
+ channelSel = (channelSel << 17) | chan_frac;
+ } else {
channelSel = CHANSEL_2G(freq);
+ }
/* Set to 2G mode */
bMode = 1;
} else {
- if (AR_SREV_9340(ah) && ah->is_clk_25mhz) {
- u32 chan_frac;
-
- channelSel = (freq * 2) / 75;
- chan_frac = (((freq * 2) % 75) * 0x20000) / 75;
+ if ((AR_SREV_9340(ah) || AR_SREV_9550(ah) || AR_SREV_9531(ah)) &&
+ ah->is_clk_25mhz) {
+ channelSel = freq / 75;
+ chan_frac = ((freq % 75) * 0x20000) / 75;
channelSel = (channelSel << 17) | chan_frac;
} else {
channelSel = CHANSEL_5G(freq);
@@ -152,7 +156,6 @@ static int ar9003_hw_set_channel(struct ath_hw *ah, struct ath9k_channel *chan)
REG_WRITE(ah, AR_PHY_65NM_CH0_SYNTH7, reg32);
ah->curchan = chan;
- ah->curchan_rad_index = -1;
return 0;
}
@@ -174,16 +177,15 @@ static void ar9003_hw_spur_mitigate_mrc_cck(struct ath_hw *ah,
int cur_bb_spur, negative = 0, cck_spur_freq;
int i;
int range, max_spur_cnts, synth_freq;
- u8 *spur_fbin_ptr = NULL;
+ u8 *spur_fbin_ptr = ar9003_get_spur_chan_ptr(ah, IS_CHAN_2GHZ(chan));
/*
* Need to verify range +/- 10 MHz in control channel, otherwise spur
* is out-of-band and can be ignored.
*/
- if (AR_SREV_9485(ah) || AR_SREV_9340(ah) || AR_SREV_9330(ah)) {
- spur_fbin_ptr = ar9003_get_spur_chan_ptr(ah,
- IS_CHAN_2GHZ(chan));
+ if (AR_SREV_9485(ah) || AR_SREV_9340(ah) || AR_SREV_9330(ah) ||
+ AR_SREV_9550(ah)) {
if (spur_fbin_ptr[0] == 0) /* No spur */
return;
max_spur_cnts = 5;
@@ -207,13 +209,16 @@ static void ar9003_hw_spur_mitigate_mrc_cck(struct ath_hw *ah,
for (i = 0; i < max_spur_cnts; i++) {
if (AR_SREV_9462(ah) && (i == 0 || i == 3))
continue;
+
negative = 0;
- if (AR_SREV_9485(ah) || AR_SREV_9340(ah) || AR_SREV_9330(ah))
- cur_bb_spur = FBIN2FREQ(spur_fbin_ptr[i],
- IS_CHAN_2GHZ(chan)) - synth_freq;
+ if (AR_SREV_9485(ah) || AR_SREV_9340(ah) || AR_SREV_9330(ah) ||
+ AR_SREV_9550(ah))
+ cur_bb_spur = ath9k_hw_fbin2freq(spur_fbin_ptr[i],
+ IS_CHAN_2GHZ(chan));
else
- cur_bb_spur = spur_freq[i] - synth_freq;
+ cur_bb_spur = spur_freq[i];
+ cur_bb_spur -= synth_freq;
if (cur_bb_spur < 0) {
negative = 1;
cur_bb_spur = -cur_bb_spur;
@@ -300,7 +305,9 @@ static void ar9003_hw_spur_ofdm(struct ath_hw *ah,
int freq_offset,
int spur_freq_sd,
int spur_delta_phase,
- int spur_subchannel_sd)
+ int spur_subchannel_sd,
+ int range,
+ int synth_freq)
{
int mask_index = 0;
@@ -315,8 +322,11 @@ static void ar9003_hw_spur_ofdm(struct ath_hw *ah,
AR_PHY_SFCORR_EXT_SPUR_SUBCHANNEL_SD, spur_subchannel_sd);
REG_RMW_FIELD(ah, AR_PHY_TIMING11,
AR_PHY_TIMING11_USE_SPUR_FILTER_IN_AGC, 0x1);
- REG_RMW_FIELD(ah, AR_PHY_TIMING11,
- AR_PHY_TIMING11_USE_SPUR_FILTER_IN_SELFCOR, 0x1);
+
+ if (!(AR_SREV_9565(ah) && range == 10 && synth_freq == 2437))
+ REG_RMW_FIELD(ah, AR_PHY_TIMING11,
+ AR_PHY_TIMING11_USE_SPUR_FILTER_IN_SELFCOR, 0x1);
+
REG_RMW_FIELD(ah, AR_PHY_TIMING4,
AR_PHY_TIMING4_ENABLE_SPUR_RSSI, 0x1);
REG_RMW_FIELD(ah, AR_PHY_SPUR_REG,
@@ -324,7 +334,8 @@ static void ar9003_hw_spur_ofdm(struct ath_hw *ah,
REG_RMW_FIELD(ah, AR_PHY_SPUR_REG,
AR_PHY_SPUR_REG_EN_VIT_SPUR_RSSI, 1);
- if (REG_READ_FIELD(ah, AR_PHY_MODE,
+ if (!AR_SREV_9340(ah) &&
+ REG_READ_FIELD(ah, AR_PHY_MODE,
AR_PHY_MODE_DYNAMIC) == 0x1)
REG_RMW_FIELD(ah, AR_PHY_SPUR_REG,
AR_PHY_SPUR_REG_ENABLE_NF_RSSI_SPUR_MIT, 1);
@@ -357,9 +368,44 @@ static void ar9003_hw_spur_ofdm(struct ath_hw *ah,
AR_PHY_SPUR_REG_MASK_RATE_CNTL, 0xff);
}
+static void ar9003_hw_spur_ofdm_9565(struct ath_hw *ah,
+ int freq_offset)
+{
+ int mask_index = 0;
+
+ mask_index = (freq_offset << 4) / 5;
+ if (mask_index < 0)
+ mask_index = mask_index - 1;
+
+ mask_index = mask_index & 0x7f;
+
+ REG_RMW_FIELD(ah, AR_PHY_PILOT_SPUR_MASK,
+ AR_PHY_PILOT_SPUR_MASK_CF_PILOT_MASK_IDX_B,
+ mask_index);
+
+ /* A == B */
+ REG_RMW_FIELD(ah, AR_PHY_SPUR_MASK_B,
+ AR_PHY_SPUR_MASK_A_CF_PUNC_MASK_IDX_A,
+ mask_index);
+
+ REG_RMW_FIELD(ah, AR_PHY_CHAN_SPUR_MASK,
+ AR_PHY_CHAN_SPUR_MASK_CF_CHAN_MASK_IDX_B,
+ mask_index);
+ REG_RMW_FIELD(ah, AR_PHY_PILOT_SPUR_MASK,
+ AR_PHY_PILOT_SPUR_MASK_CF_PILOT_MASK_B, 0xe);
+ REG_RMW_FIELD(ah, AR_PHY_CHAN_SPUR_MASK,
+ AR_PHY_CHAN_SPUR_MASK_CF_CHAN_MASK_B, 0xe);
+
+ /* A == B */
+ REG_RMW_FIELD(ah, AR_PHY_SPUR_MASK_B,
+ AR_PHY_SPUR_MASK_A_CF_PUNC_MASK_A, 0xa0);
+}
+
static void ar9003_hw_spur_ofdm_work(struct ath_hw *ah,
struct ath9k_channel *chan,
- int freq_offset)
+ int freq_offset,
+ int range,
+ int synth_freq)
{
int spur_freq_sd = 0;
int spur_subchannel_sd = 0;
@@ -373,7 +419,7 @@ static void ar9003_hw_spur_ofdm_work(struct ath_hw *ah,
else
spur_subchannel_sd = 0;
- spur_freq_sd = (freq_offset << 9) / 11;
+ spur_freq_sd = ((freq_offset + 10) << 9) / 11;
} else {
if (REG_READ_FIELD(ah, AR_PHY_GEN_CTRL,
@@ -382,7 +428,7 @@ static void ar9003_hw_spur_ofdm_work(struct ath_hw *ah,
else
spur_subchannel_sd = 1;
- spur_freq_sd = (freq_offset << 9) / 11;
+ spur_freq_sd = ((freq_offset - 10) << 9) / 11;
}
@@ -401,7 +447,8 @@ static void ar9003_hw_spur_ofdm_work(struct ath_hw *ah,
freq_offset,
spur_freq_sd,
spur_delta_phase,
- spur_subchannel_sd);
+ spur_subchannel_sd,
+ range, synth_freq);
}
/* Spur mitigation for OFDM */
@@ -443,9 +490,20 @@ static void ar9003_hw_spur_mitigate_ofdm(struct ath_hw *ah,
ar9003_hw_spur_ofdm_clear(ah);
for (i = 0; i < AR_EEPROM_MODAL_SPURS && spurChansPtr[i]; i++) {
- freq_offset = FBIN2FREQ(spurChansPtr[i], mode) - synth_freq;
+ freq_offset = ath9k_hw_fbin2freq(spurChansPtr[i], mode);
+ freq_offset -= synth_freq;
if (abs(freq_offset) < range) {
- ar9003_hw_spur_ofdm_work(ah, chan, freq_offset);
+ ar9003_hw_spur_ofdm_work(ah, chan, freq_offset,
+ range, synth_freq);
+
+ if (AR_SREV_9565(ah) && (i < 4)) {
+ freq_offset = ath9k_hw_fbin2freq(spurChansPtr[i + 1],
+ mode);
+ freq_offset -= synth_freq;
+ if (abs(freq_offset) < range)
+ ar9003_hw_spur_ofdm_9565(ah, freq_offset);
+ }
+
break;
}
}
@@ -454,7 +512,8 @@ static void ar9003_hw_spur_mitigate_ofdm(struct ath_hw *ah,
static void ar9003_hw_spur_mitigate(struct ath_hw *ah,
struct ath9k_channel *chan)
{
- ar9003_hw_spur_mitigate_mrc_cck(ah, chan);
+ if (!AR_SREV_9565(ah))
+ ar9003_hw_spur_mitigate_mrc_cck(ah, chan);
ar9003_hw_spur_mitigate_ofdm(ah, chan);
}
@@ -492,8 +551,7 @@ static void ar9003_hw_set_channel_regs(struct ath_hw *ah,
if (IS_CHAN_HT40(chan)) {
phymode |= AR_PHY_GC_DYN2040_EN;
/* Configure control (primary) channel at +-10MHz */
- if ((chan->chanmode == CHANNEL_A_HT40PLUS) ||
- (chan->chanmode == CHANNEL_G_HT40PLUS))
+ if (IS_CHAN_HT40PLUS(chan))
phymode |= AR_PHY_GC_DYN2040_PRI_CH;
}
@@ -506,7 +564,7 @@ static void ar9003_hw_set_channel_regs(struct ath_hw *ah,
REG_WRITE(ah, AR_PHY_GEN_CTRL, phymode);
/* Configure MAC for 20/40 operation */
- ath9k_hw_set11nmac2040(ah);
+ ath9k_hw_set11nmac2040(ah, chan);
/* global transmit timeout (25 TUs default)*/
REG_WRITE(ah, AR_GTXTO, 25 << AR_GTXTO_TIMEOUT_LIMIT_S);
@@ -525,53 +583,25 @@ static void ar9003_hw_init_bb(struct ath_hw *ah,
* Value is in 100ns increments.
*/
synthDelay = REG_READ(ah, AR_PHY_RX_DELAY) & AR_PHY_RX_DELAY_DELAY;
- if (IS_CHAN_B(chan))
- synthDelay = (4 * synthDelay) / 22;
- else
- synthDelay /= 10;
/* Activate the PHY (includes baseband activate + synthesizer on) */
REG_WRITE(ah, AR_PHY_ACTIVE, AR_PHY_ACTIVE_EN);
-
- /*
- * There is an issue if the AP starts the calibration before
- * the base band timeout completes. This could result in the
- * rx_clear false triggering. As a workaround we add delay an
- * extra BASE_ACTIVATE_DELAY usecs to ensure this condition
- * does not happen.
- */
- udelay(synthDelay + BASE_ACTIVATE_DELAY);
+ ath9k_hw_synth_delay(ah, chan, synthDelay);
}
-static void ar9003_hw_set_chain_masks(struct ath_hw *ah, u8 rx, u8 tx)
+void ar9003_hw_set_chain_masks(struct ath_hw *ah, u8 rx, u8 tx)
{
- switch (rx) {
- case 0x5:
+ if (ah->caps.tx_chainmask == 5 || ah->caps.rx_chainmask == 5)
REG_SET_BIT(ah, AR_PHY_ANALOG_SWAP,
AR_PHY_SWAP_ALT_CHAIN);
- case 0x3:
- case 0x1:
- case 0x2:
- case 0x7:
- REG_WRITE(ah, AR_PHY_RX_CHAINMASK, rx);
- REG_WRITE(ah, AR_PHY_CAL_CHAINMASK, rx);
- break;
- default:
- break;
- }
+
+ REG_WRITE(ah, AR_PHY_RX_CHAINMASK, rx);
+ REG_WRITE(ah, AR_PHY_CAL_CHAINMASK, rx);
if ((ah->caps.hw_caps & ATH9K_HW_CAP_APM) && (tx == 0x7))
- REG_WRITE(ah, AR_SELFGEN_MASK, 0x3);
- else if (AR_SREV_9462(ah))
- /* xxx only when MCI support is enabled */
- REG_WRITE(ah, AR_SELFGEN_MASK, 0x3);
- else
- REG_WRITE(ah, AR_SELFGEN_MASK, tx);
+ tx = 3;
- if (tx == 0x5) {
- REG_SET_BIT(ah, AR_PHY_ANALOG_SWAP,
- AR_PHY_SWAP_ALT_CHAIN);
- }
+ REG_WRITE(ah, AR_SELFGEN_MASK, tx);
}
/*
@@ -596,11 +626,27 @@ static void ar9003_hw_override_ini(struct ath_hw *ah)
* MAC addr only will fail.
*/
val = REG_READ(ah, AR_PCU_MISC_MODE2) & (~AR_ADHOC_MCAST_KEYID_ENABLE);
- REG_WRITE(ah, AR_PCU_MISC_MODE2,
- val | AR_AGG_WEP_ENABLE_FIX | AR_AGG_WEP_ENABLE);
+ val |= AR_AGG_WEP_ENABLE_FIX |
+ AR_AGG_WEP_ENABLE |
+ AR_PCU_MISC_MODE2_CFP_IGNORE;
+ REG_WRITE(ah, AR_PCU_MISC_MODE2, val);
+
+ if (AR_SREV_9462(ah) || AR_SREV_9565(ah)) {
+ REG_WRITE(ah, AR_GLB_SWREG_DISCONT_MODE,
+ AR_GLB_SWREG_DISCONT_EN_BT_WLAN);
- REG_SET_BIT(ah, AR_PHY_CCK_DETECT,
- AR_PHY_CCK_DETECT_BB_ENABLE_ANT_FAST_DIV);
+ if (REG_READ_FIELD(ah, AR_PHY_TX_IQCAL_CONTROL_0,
+ AR_PHY_TX_IQCAL_CONTROL_0_ENABLE_TXIQ_CAL))
+ ah->enabled_cals |= TX_IQ_CAL;
+ else
+ ah->enabled_cals &= ~TX_IQ_CAL;
+
+ }
+
+ if (REG_READ(ah, AR_PHY_CL_CAL_CTL) & AR_PHY_CL_CAL_ENABLE)
+ ah->enabled_cals |= TX_CL_CAL;
+ else
+ ah->enabled_cals &= ~TX_CL_CAL;
}
static void ar9003_hw_prog_ini(struct ath_hw *ah,
@@ -631,84 +677,178 @@ static void ar9003_hw_prog_ini(struct ath_hw *ah,
}
}
+static int ar9550_hw_get_modes_txgain_index(struct ath_hw *ah,
+ struct ath9k_channel *chan)
+{
+ int ret;
+
+ if (IS_CHAN_2GHZ(chan)) {
+ if (IS_CHAN_HT40(chan))
+ return 7;
+ else
+ return 8;
+ }
+
+ if (chan->channel <= 5350)
+ ret = 1;
+ else if ((chan->channel > 5350) && (chan->channel <= 5600))
+ ret = 3;
+ else
+ ret = 5;
+
+ if (IS_CHAN_HT40(chan))
+ ret++;
+
+ return ret;
+}
+
+static void ar9003_doubler_fix(struct ath_hw *ah)
+{
+ if (AR_SREV_9300(ah) || AR_SREV_9580(ah) || AR_SREV_9550(ah)) {
+ REG_RMW(ah, AR_PHY_65NM_CH0_RXTX2,
+ 1 << AR_PHY_65NM_CH0_RXTX2_SYNTHON_MASK_S |
+ 1 << AR_PHY_65NM_CH0_RXTX2_SYNTHOVR_MASK_S, 0);
+ REG_RMW(ah, AR_PHY_65NM_CH1_RXTX2,
+ 1 << AR_PHY_65NM_CH0_RXTX2_SYNTHON_MASK_S |
+ 1 << AR_PHY_65NM_CH0_RXTX2_SYNTHOVR_MASK_S, 0);
+ REG_RMW(ah, AR_PHY_65NM_CH2_RXTX2,
+ 1 << AR_PHY_65NM_CH0_RXTX2_SYNTHON_MASK_S |
+ 1 << AR_PHY_65NM_CH0_RXTX2_SYNTHOVR_MASK_S, 0);
+
+ udelay(200);
+
+ REG_CLR_BIT(ah, AR_PHY_65NM_CH0_RXTX2,
+ AR_PHY_65NM_CH0_RXTX2_SYNTHON_MASK);
+ REG_CLR_BIT(ah, AR_PHY_65NM_CH1_RXTX2,
+ AR_PHY_65NM_CH0_RXTX2_SYNTHON_MASK);
+ REG_CLR_BIT(ah, AR_PHY_65NM_CH2_RXTX2,
+ AR_PHY_65NM_CH0_RXTX2_SYNTHON_MASK);
+
+ udelay(1);
+
+ REG_RMW_FIELD(ah, AR_PHY_65NM_CH0_RXTX2,
+ AR_PHY_65NM_CH0_RXTX2_SYNTHON_MASK, 1);
+ REG_RMW_FIELD(ah, AR_PHY_65NM_CH1_RXTX2,
+ AR_PHY_65NM_CH0_RXTX2_SYNTHON_MASK, 1);
+ REG_RMW_FIELD(ah, AR_PHY_65NM_CH2_RXTX2,
+ AR_PHY_65NM_CH0_RXTX2_SYNTHON_MASK, 1);
+
+ udelay(200);
+
+ REG_RMW_FIELD(ah, AR_PHY_65NM_CH0_SYNTH12,
+ AR_PHY_65NM_CH0_SYNTH12_VREFMUL3, 0xf);
+
+ REG_RMW(ah, AR_PHY_65NM_CH0_RXTX2, 0,
+ 1 << AR_PHY_65NM_CH0_RXTX2_SYNTHON_MASK_S |
+ 1 << AR_PHY_65NM_CH0_RXTX2_SYNTHOVR_MASK_S);
+ REG_RMW(ah, AR_PHY_65NM_CH1_RXTX2, 0,
+ 1 << AR_PHY_65NM_CH0_RXTX2_SYNTHON_MASK_S |
+ 1 << AR_PHY_65NM_CH0_RXTX2_SYNTHOVR_MASK_S);
+ REG_RMW(ah, AR_PHY_65NM_CH2_RXTX2, 0,
+ 1 << AR_PHY_65NM_CH0_RXTX2_SYNTHON_MASK_S |
+ 1 << AR_PHY_65NM_CH0_RXTX2_SYNTHOVR_MASK_S);
+ }
+}
+
static int ar9003_hw_process_ini(struct ath_hw *ah,
struct ath9k_channel *chan)
{
unsigned int regWrites = 0, i;
u32 modesIndex;
- switch (chan->chanmode) {
- case CHANNEL_A:
- case CHANNEL_A_HT20:
- modesIndex = 1;
- break;
- case CHANNEL_A_HT40PLUS:
- case CHANNEL_A_HT40MINUS:
- modesIndex = 2;
- break;
- case CHANNEL_G:
- case CHANNEL_G_HT20:
- case CHANNEL_B:
- modesIndex = 4;
- break;
- case CHANNEL_G_HT40PLUS:
- case CHANNEL_G_HT40MINUS:
- modesIndex = 3;
- break;
-
- default:
- return -EINVAL;
- }
+ if (IS_CHAN_5GHZ(chan))
+ modesIndex = IS_CHAN_HT40(chan) ? 2 : 1;
+ else
+ modesIndex = IS_CHAN_HT40(chan) ? 3 : 4;
+ /*
+ * SOC, MAC, BB, RADIO initvals.
+ */
for (i = 0; i < ATH_INI_NUM_SPLIT; i++) {
ar9003_hw_prog_ini(ah, &ah->iniSOC[i], modesIndex);
ar9003_hw_prog_ini(ah, &ah->iniMac[i], modesIndex);
ar9003_hw_prog_ini(ah, &ah->iniBB[i], modesIndex);
ar9003_hw_prog_ini(ah, &ah->iniRadio[i], modesIndex);
- if (i == ATH_INI_POST && AR_SREV_9462_20(ah))
+ if (i == ATH_INI_POST && AR_SREV_9462_20_OR_LATER(ah))
ar9003_hw_prog_ini(ah,
&ah->ini_radio_post_sys2ant,
modesIndex);
}
+ ar9003_doubler_fix(ah);
+
+ /*
+ * RXGAIN initvals.
+ */
REG_WRITE_ARRAY(&ah->iniModesRxGain, 1, regWrites);
- REG_WRITE_ARRAY(&ah->iniModesTxGain, modesIndex, regWrites);
+
+ if (AR_SREV_9462_20_OR_LATER(ah)) {
+ /*
+ * CUS217 mix LNA mode.
+ */
+ if (ar9003_hw_get_rx_gain_idx(ah) == 2) {
+ REG_WRITE_ARRAY(&ah->ini_modes_rxgain_bb_core,
+ 1, regWrites);
+ REG_WRITE_ARRAY(&ah->ini_modes_rxgain_bb_postamble,
+ modesIndex, regWrites);
+ }
+
+ /*
+ * 5G-XLNA
+ */
+ if ((ar9003_hw_get_rx_gain_idx(ah) == 2) ||
+ (ar9003_hw_get_rx_gain_idx(ah) == 3)) {
+ REG_WRITE_ARRAY(&ah->ini_modes_rxgain_5g_xlna,
+ modesIndex, regWrites);
+ }
+ }
+
+ if (AR_SREV_9550(ah))
+ REG_WRITE_ARRAY(&ah->ini_modes_rx_gain_bounds, modesIndex,
+ regWrites);
+
+ /*
+ * TXGAIN initvals.
+ */
+ if (AR_SREV_9550(ah) || AR_SREV_9531(ah)) {
+ int modes_txgain_index = 1;
+
+ if (AR_SREV_9550(ah))
+ modes_txgain_index = ar9550_hw_get_modes_txgain_index(ah, chan);
+
+ if (modes_txgain_index < 0)
+ return -EINVAL;
+
+ REG_WRITE_ARRAY(&ah->iniModesTxGain, modes_txgain_index,
+ regWrites);
+ } else {
+ REG_WRITE_ARRAY(&ah->iniModesTxGain, modesIndex, regWrites);
+ }
/*
* For 5GHz channels requiring Fast Clock, apply
* different modal values.
*/
if (IS_CHAN_A_FAST_CLOCK(ah, chan))
- REG_WRITE_ARRAY(&ah->iniModesAdditional,
+ REG_WRITE_ARRAY(&ah->iniModesFastClock,
modesIndex, regWrites);
- if (AR_SREV_9330(ah))
- REG_WRITE_ARRAY(&ah->iniModesAdditional, 1, regWrites);
-
- if (AR_SREV_9340(ah) && !ah->is_clk_25mhz)
- REG_WRITE_ARRAY(&ah->iniModesAdditional_40M, 1, regWrites);
+ /*
+ * Clock frequency initvals.
+ */
+ REG_WRITE_ARRAY(&ah->iniAdditional, 1, regWrites);
- if (AR_SREV_9462(ah))
- ar9003_hw_prog_ini(ah, &ah->ini_BTCOEX_MAX_TXPWR, 1);
+ /*
+ * JAPAN regulatory.
+ */
+ if (chan->channel == 2484)
+ ar9003_hw_prog_ini(ah, &ah->iniCckfirJapan2484, 1);
ah->modes_index = modesIndex;
ar9003_hw_override_ini(ah);
ar9003_hw_set_channel_regs(ah, chan);
ar9003_hw_set_chain_masks(ah, ah->rxchainmask, ah->txchainmask);
- ath9k_hw_apply_txpower(ah, chan);
-
- if (AR_SREV_9462(ah)) {
- if (REG_READ_FIELD(ah, AR_PHY_TX_IQCAL_CONTROL_0,
- AR_PHY_TX_IQCAL_CONTROL_0_ENABLE_TXIQ_CAL))
- ah->enabled_cals |= TX_IQ_CAL;
- else
- ah->enabled_cals &= ~TX_IQ_CAL;
-
- if (REG_READ(ah, AR_PHY_CL_CAL_CTL) & AR_PHY_CL_CAL_ENABLE)
- ah->enabled_cals |= TX_CL_CAL;
- else
- ah->enabled_cals &= ~TX_CL_CAL;
- }
+ ath9k_hw_apply_txpower(ah, chan, false);
return 0;
}
@@ -721,12 +861,18 @@ static void ar9003_hw_set_rfmode(struct ath_hw *ah,
if (chan == NULL)
return;
- rfMode |= (IS_CHAN_B(chan) || IS_CHAN_G(chan))
- ? AR_PHY_MODE_DYNAMIC : AR_PHY_MODE_OFDM;
+ if (IS_CHAN_2GHZ(chan))
+ rfMode |= AR_PHY_MODE_DYNAMIC;
+ else
+ rfMode |= AR_PHY_MODE_OFDM;
if (IS_CHAN_A_FAST_CLOCK(ah, chan))
rfMode |= (AR_PHY_MODE_DYNAMIC | AR_PHY_MODE_DYN_CCK_DISABLE);
+ if (rfMode & (AR_PHY_MODE_QUARTER | AR_PHY_MODE_HALF))
+ REG_RMW_FIELD(ah, AR_PHY_FRAME_CTL,
+ AR_PHY_FRAME_CTL_CF_OVERLAP_WINDOW, 3);
+
REG_WRITE(ah, AR_PHY_MODE, rfMode);
}
@@ -796,12 +942,8 @@ static bool ar9003_hw_rfbus_req(struct ath_hw *ah)
static void ar9003_hw_rfbus_done(struct ath_hw *ah)
{
u32 synthDelay = REG_READ(ah, AR_PHY_RX_DELAY) & AR_PHY_RX_DELAY_DELAY;
- if (IS_CHAN_B(ah->curchan))
- synthDelay = (4 * synthDelay) / 22;
- else
- synthDelay /= 10;
- udelay(synthDelay + BASE_ACTIVATE_DELAY);
+ ath9k_hw_synth_delay(ah, ah->curchan, synthDelay);
REG_WRITE(ah, AR_PHY_RFBUS_REQ, 0);
}
@@ -811,7 +953,12 @@ static bool ar9003_hw_ani_control(struct ath_hw *ah,
{
struct ath_common *common = ath9k_hw_common(ah);
struct ath9k_channel *chan = ah->curchan;
- struct ar5416AniState *aniState = &chan->ani;
+ struct ar5416AniState *aniState = &ah->ani;
+ int m1ThreshLow, m2ThreshLow;
+ int m1Thresh, m2Thresh;
+ int m2CountThr, m2CountThrLow;
+ int m1ThreshLowExt, m2ThreshLowExt;
+ int m1ThreshExt, m2ThreshExt;
s32 value, value2;
switch (cmd & ah->ani_function) {
@@ -824,29 +971,29 @@ static bool ar9003_hw_ani_control(struct ath_hw *ah,
* on == 0 means more noise imm
*/
u32 on = param ? 1 : 0;
- /*
- * make register setting for default
- * (weak sig detect ON) come from INI file
- */
- int m1ThreshLow = on ?
+
+ if (AR_SREV_9462(ah) || AR_SREV_9565(ah))
+ goto skip_ws_det;
+
+ m1ThreshLow = on ?
aniState->iniDef.m1ThreshLow : m1ThreshLow_off;
- int m2ThreshLow = on ?
+ m2ThreshLow = on ?
aniState->iniDef.m2ThreshLow : m2ThreshLow_off;
- int m1Thresh = on ?
+ m1Thresh = on ?
aniState->iniDef.m1Thresh : m1Thresh_off;
- int m2Thresh = on ?
+ m2Thresh = on ?
aniState->iniDef.m2Thresh : m2Thresh_off;
- int m2CountThr = on ?
+ m2CountThr = on ?
aniState->iniDef.m2CountThr : m2CountThr_off;
- int m2CountThrLow = on ?
+ m2CountThrLow = on ?
aniState->iniDef.m2CountThrLow : m2CountThrLow_off;
- int m1ThreshLowExt = on ?
+ m1ThreshLowExt = on ?
aniState->iniDef.m1ThreshLowExt : m1ThreshLowExt_off;
- int m2ThreshLowExt = on ?
+ m2ThreshLowExt = on ?
aniState->iniDef.m2ThreshLowExt : m2ThreshLowExt_off;
- int m1ThreshExt = on ?
+ m1ThreshExt = on ?
aniState->iniDef.m1ThreshExt : m1ThreshExt_off;
- int m2ThreshExt = on ?
+ m2ThreshExt = on ?
aniState->iniDef.m2ThreshExt : m2ThreshExt_off;
REG_RMW_FIELD(ah, AR_PHY_SFCORR_LOW,
@@ -856,24 +1003,30 @@ static bool ar9003_hw_ani_control(struct ath_hw *ah,
AR_PHY_SFCORR_LOW_M2_THRESH_LOW,
m2ThreshLow);
REG_RMW_FIELD(ah, AR_PHY_SFCORR,
- AR_PHY_SFCORR_M1_THRESH, m1Thresh);
+ AR_PHY_SFCORR_M1_THRESH,
+ m1Thresh);
REG_RMW_FIELD(ah, AR_PHY_SFCORR,
- AR_PHY_SFCORR_M2_THRESH, m2Thresh);
+ AR_PHY_SFCORR_M2_THRESH,
+ m2Thresh);
REG_RMW_FIELD(ah, AR_PHY_SFCORR,
- AR_PHY_SFCORR_M2COUNT_THR, m2CountThr);
+ AR_PHY_SFCORR_M2COUNT_THR,
+ m2CountThr);
REG_RMW_FIELD(ah, AR_PHY_SFCORR_LOW,
AR_PHY_SFCORR_LOW_M2COUNT_THR_LOW,
m2CountThrLow);
-
REG_RMW_FIELD(ah, AR_PHY_SFCORR_EXT,
- AR_PHY_SFCORR_EXT_M1_THRESH_LOW, m1ThreshLowExt);
+ AR_PHY_SFCORR_EXT_M1_THRESH_LOW,
+ m1ThreshLowExt);
REG_RMW_FIELD(ah, AR_PHY_SFCORR_EXT,
- AR_PHY_SFCORR_EXT_M2_THRESH_LOW, m2ThreshLowExt);
+ AR_PHY_SFCORR_EXT_M2_THRESH_LOW,
+ m2ThreshLowExt);
REG_RMW_FIELD(ah, AR_PHY_SFCORR_EXT,
- AR_PHY_SFCORR_EXT_M1_THRESH, m1ThreshExt);
+ AR_PHY_SFCORR_EXT_M1_THRESH,
+ m1ThreshExt);
REG_RMW_FIELD(ah, AR_PHY_SFCORR_EXT,
- AR_PHY_SFCORR_EXT_M2_THRESH, m2ThreshExt);
-
+ AR_PHY_SFCORR_EXT_M2_THRESH,
+ m2ThreshExt);
+skip_ws_det:
if (on)
REG_SET_BIT(ah, AR_PHY_SFCORR_LOW,
AR_PHY_SFCORR_LOW_USE_SELF_CORR_LOW);
@@ -881,18 +1034,18 @@ static bool ar9003_hw_ani_control(struct ath_hw *ah,
REG_CLR_BIT(ah, AR_PHY_SFCORR_LOW,
AR_PHY_SFCORR_LOW_USE_SELF_CORR_LOW);
- if (!on != aniState->ofdmWeakSigDetectOff) {
+ if (on != aniState->ofdmWeakSigDetect) {
ath_dbg(common, ANI,
"** ch %d: ofdm weak signal: %s=>%s\n",
chan->channel,
- !aniState->ofdmWeakSigDetectOff ?
+ aniState->ofdmWeakSigDetect ?
"on" : "off",
on ? "on" : "off");
if (on)
ah->stats.ast_ani_ofdmon++;
else
ah->stats.ast_ani_ofdmoff++;
- aniState->ofdmWeakSigDetectOff = !on;
+ aniState->ofdmWeakSigDetect = on;
}
break;
}
@@ -911,7 +1064,7 @@ static bool ar9003_hw_ani_control(struct ath_hw *ah,
* from INI file & cap value
*/
value = firstep_table[level] -
- firstep_table[ATH9K_ANI_FIRSTEP_LVL_NEW] +
+ firstep_table[ATH9K_ANI_FIRSTEP_LVL] +
aniState->iniDef.firstep;
if (value < ATH9K_SIG_FIRSTEP_SETTING_MIN)
value = ATH9K_SIG_FIRSTEP_SETTING_MIN;
@@ -926,7 +1079,7 @@ static bool ar9003_hw_ani_control(struct ath_hw *ah,
* from INI file & cap value
*/
value2 = firstep_table[level] -
- firstep_table[ATH9K_ANI_FIRSTEP_LVL_NEW] +
+ firstep_table[ATH9K_ANI_FIRSTEP_LVL] +
aniState->iniDef.firstepLow;
if (value2 < ATH9K_SIG_FIRSTEP_SETTING_MIN)
value2 = ATH9K_SIG_FIRSTEP_SETTING_MIN;
@@ -942,7 +1095,7 @@ static bool ar9003_hw_ani_control(struct ath_hw *ah,
chan->channel,
aniState->firstepLevel,
level,
- ATH9K_ANI_FIRSTEP_LVL_NEW,
+ ATH9K_ANI_FIRSTEP_LVL,
value,
aniState->iniDef.firstep);
ath_dbg(common, ANI,
@@ -950,7 +1103,7 @@ static bool ar9003_hw_ani_control(struct ath_hw *ah,
chan->channel,
aniState->firstepLevel,
level,
- ATH9K_ANI_FIRSTEP_LVL_NEW,
+ ATH9K_ANI_FIRSTEP_LVL,
value2,
aniState->iniDef.firstepLow);
if (level > aniState->firstepLevel)
@@ -975,7 +1128,7 @@ static bool ar9003_hw_ani_control(struct ath_hw *ah,
* from INI file & cap value
*/
value = cycpwrThr1_table[level] -
- cycpwrThr1_table[ATH9K_ANI_SPUR_IMMUNE_LVL_NEW] +
+ cycpwrThr1_table[ATH9K_ANI_SPUR_IMMUNE_LVL] +
aniState->iniDef.cycpwrThr1;
if (value < ATH9K_SIG_SPUR_IMM_SETTING_MIN)
value = ATH9K_SIG_SPUR_IMM_SETTING_MIN;
@@ -991,7 +1144,7 @@ static bool ar9003_hw_ani_control(struct ath_hw *ah,
* from INI file & cap value
*/
value2 = cycpwrThr1_table[level] -
- cycpwrThr1_table[ATH9K_ANI_SPUR_IMMUNE_LVL_NEW] +
+ cycpwrThr1_table[ATH9K_ANI_SPUR_IMMUNE_LVL] +
aniState->iniDef.cycpwrThr1Ext;
if (value2 < ATH9K_SIG_SPUR_IMM_SETTING_MIN)
value2 = ATH9K_SIG_SPUR_IMM_SETTING_MIN;
@@ -1006,7 +1159,7 @@ static bool ar9003_hw_ani_control(struct ath_hw *ah,
chan->channel,
aniState->spurImmunityLevel,
level,
- ATH9K_ANI_SPUR_IMMUNE_LVL_NEW,
+ ATH9K_ANI_SPUR_IMMUNE_LVL,
value,
aniState->iniDef.cycpwrThr1);
ath_dbg(common, ANI,
@@ -1014,7 +1167,7 @@ static bool ar9003_hw_ani_control(struct ath_hw *ah,
chan->channel,
aniState->spurImmunityLevel,
level,
- ATH9K_ANI_SPUR_IMMUNE_LVL_NEW,
+ ATH9K_ANI_SPUR_IMMUNE_LVL,
value2,
aniState->iniDef.cycpwrThr1Ext);
if (level > aniState->spurImmunityLevel)
@@ -1031,25 +1184,27 @@ static bool ar9003_hw_ani_control(struct ath_hw *ah,
* is_on == 0 means MRC CCK is OFF (more noise imm)
*/
bool is_on = param ? 1 : 0;
+
+ if (ah->caps.rx_chainmask == 1)
+ break;
+
REG_RMW_FIELD(ah, AR_PHY_MRC_CCK_CTRL,
AR_PHY_MRC_CCK_ENABLE, is_on);
REG_RMW_FIELD(ah, AR_PHY_MRC_CCK_CTRL,
AR_PHY_MRC_CCK_MUX_REG, is_on);
- if (!is_on != aniState->mrcCCKOff) {
+ if (is_on != aniState->mrcCCK) {
ath_dbg(common, ANI, "** ch %d: MRC CCK: %s=>%s\n",
chan->channel,
- !aniState->mrcCCKOff ? "on" : "off",
+ aniState->mrcCCK ? "on" : "off",
is_on ? "on" : "off");
if (is_on)
ah->stats.ast_ani_ccklow++;
else
ah->stats.ast_ani_cckhigh++;
- aniState->mrcCCKOff = !is_on;
+ aniState->mrcCCK = is_on;
}
break;
}
- case ATH9K_ANI_PRESENT:
- break;
default:
ath_dbg(common, ANI, "invalid cmd %u\n", cmd);
return false;
@@ -1058,9 +1213,9 @@ static bool ar9003_hw_ani_control(struct ath_hw *ah,
ath_dbg(common, ANI,
"ANI parameters: SI=%d, ofdmWS=%s FS=%d MRCcck=%s listenTime=%d ofdmErrs=%d cckErrs=%d\n",
aniState->spurImmunityLevel,
- !aniState->ofdmWeakSigDetectOff ? "on" : "off",
+ aniState->ofdmWeakSigDetect ? "on" : "off",
aniState->firstepLevel,
- !aniState->mrcCCKOff ? "on" : "off",
+ aniState->mrcCCK ? "on" : "off",
aniState->listenTime,
aniState->ofdmPhyErrCount,
aniState->cckPhyErrCount);
@@ -1099,13 +1254,20 @@ static void ar9003_hw_set_nf_limits(struct ath_hw *ah)
{
ah->nf_2g.max = AR_PHY_CCA_MAX_GOOD_VAL_9300_2GHZ;
ah->nf_2g.min = AR_PHY_CCA_MIN_GOOD_VAL_9300_2GHZ;
- if (AR_SREV_9330(ah))
- ah->nf_2g.nominal = AR_PHY_CCA_NOM_VAL_9330_2GHZ;
- else
- ah->nf_2g.nominal = AR_PHY_CCA_NOM_VAL_9300_2GHZ;
+ ah->nf_2g.nominal = AR_PHY_CCA_NOM_VAL_9300_2GHZ;
ah->nf_5g.max = AR_PHY_CCA_MAX_GOOD_VAL_9300_5GHZ;
ah->nf_5g.min = AR_PHY_CCA_MIN_GOOD_VAL_9300_5GHZ;
ah->nf_5g.nominal = AR_PHY_CCA_NOM_VAL_9300_5GHZ;
+
+ if (AR_SREV_9330(ah))
+ ah->nf_2g.nominal = AR_PHY_CCA_NOM_VAL_9330_2GHZ;
+
+ if (AR_SREV_9462(ah) || AR_SREV_9565(ah)) {
+ ah->nf_2g.min = AR_PHY_CCA_MIN_GOOD_VAL_9462_2GHZ;
+ ah->nf_2g.nominal = AR_PHY_CCA_NOM_VAL_9462_2GHZ;
+ ah->nf_5g.min = AR_PHY_CCA_MIN_GOOD_VAL_9462_5GHZ;
+ ah->nf_5g.nominal = AR_PHY_CCA_NOM_VAL_9462_5GHZ;
+ }
}
/*
@@ -1121,15 +1283,14 @@ static void ar9003_hw_ani_cache_ini_regs(struct ath_hw *ah)
struct ath9k_ani_default *iniDef;
u32 val;
- aniState = &ah->curchan->ani;
+ aniState = &ah->ani;
iniDef = &aniState->iniDef;
- ath_dbg(common, ANI, "ver %d.%d opmode %u chan %d Mhz/0x%x\n",
+ ath_dbg(common, ANI, "ver %d.%d opmode %u chan %d Mhz\n",
ah->hw_version.macVersion,
ah->hw_version.macRev,
ah->opmode,
- chan->channel,
- chan->channelFlags);
+ chan->channel);
val = REG_READ(ah, AR_PHY_SFCORR);
iniDef->m1Thresh = MS(val, AR_PHY_SFCORR_M1_THRESH);
@@ -1160,15 +1321,16 @@ static void ar9003_hw_ani_cache_ini_regs(struct ath_hw *ah)
AR_PHY_EXT_CYCPWR_THR1);
/* these levels just got reset to defaults by the INI */
- aniState->spurImmunityLevel = ATH9K_ANI_SPUR_IMMUNE_LVL_NEW;
- aniState->firstepLevel = ATH9K_ANI_FIRSTEP_LVL_NEW;
- aniState->ofdmWeakSigDetectOff = !ATH9K_ANI_USE_OFDM_WEAK_SIG;
- aniState->mrcCCKOff = !ATH9K_ANI_ENABLE_MRC_CCK;
+ aniState->spurImmunityLevel = ATH9K_ANI_SPUR_IMMUNE_LVL;
+ aniState->firstepLevel = ATH9K_ANI_FIRSTEP_LVL;
+ aniState->ofdmWeakSigDetect = true;
+ aniState->mrcCCK = true;
}
static void ar9003_hw_set_radar_params(struct ath_hw *ah,
struct ath_hw_radar_conf *conf)
{
+ unsigned int regWrites = 0;
u32 radar_0 = 0, radar_1 = 0;
if (!conf) {
@@ -1195,6 +1357,11 @@ static void ar9003_hw_set_radar_params(struct ath_hw *ah,
REG_SET_BIT(ah, AR_PHY_RADAR_EXT, AR_PHY_RADAR_EXT_ENA);
else
REG_CLR_BIT(ah, AR_PHY_RADAR_EXT, AR_PHY_RADAR_EXT_ENA);
+
+ if (AR_SREV_9300(ah) || AR_SREV_9340(ah) || AR_SREV_9580(ah)) {
+ REG_WRITE_ARRAY(&ah->ini_dfs,
+ IS_CHAN_HT40(ah->curchan) ? 2 : 1, regWrites);
+ }
}
static void ar9003_hw_set_radar_conf(struct ath_hw *ah)
@@ -1212,25 +1379,32 @@ static void ar9003_hw_set_radar_conf(struct ath_hw *ah)
}
static void ar9003_hw_antdiv_comb_conf_get(struct ath_hw *ah,
- struct ath_hw_antcomb_conf *antconf)
+ struct ath_hw_antcomb_conf *antconf)
{
u32 regval;
regval = REG_READ(ah, AR_PHY_MC_GAIN_CTRL);
- antconf->main_lna_conf = (regval & AR_PHY_9485_ANT_DIV_MAIN_LNACONF) >>
- AR_PHY_9485_ANT_DIV_MAIN_LNACONF_S;
- antconf->alt_lna_conf = (regval & AR_PHY_9485_ANT_DIV_ALT_LNACONF) >>
- AR_PHY_9485_ANT_DIV_ALT_LNACONF_S;
- antconf->fast_div_bias = (regval & AR_PHY_9485_ANT_FAST_DIV_BIAS) >>
- AR_PHY_9485_ANT_FAST_DIV_BIAS_S;
+ antconf->main_lna_conf = (regval & AR_PHY_ANT_DIV_MAIN_LNACONF) >>
+ AR_PHY_ANT_DIV_MAIN_LNACONF_S;
+ antconf->alt_lna_conf = (regval & AR_PHY_ANT_DIV_ALT_LNACONF) >>
+ AR_PHY_ANT_DIV_ALT_LNACONF_S;
+ antconf->fast_div_bias = (regval & AR_PHY_ANT_FAST_DIV_BIAS) >>
+ AR_PHY_ANT_FAST_DIV_BIAS_S;
if (AR_SREV_9330_11(ah)) {
+ antconf->lna1_lna2_switch_delta = -1;
antconf->lna1_lna2_delta = -9;
antconf->div_group = 1;
} else if (AR_SREV_9485(ah)) {
+ antconf->lna1_lna2_switch_delta = -1;
antconf->lna1_lna2_delta = -9;
antconf->div_group = 2;
+ } else if (AR_SREV_9565(ah)) {
+ antconf->lna1_lna2_switch_delta = 3;
+ antconf->lna1_lna2_delta = -9;
+ antconf->div_group = 3;
} else {
+ antconf->lna1_lna2_switch_delta = -1;
antconf->lna1_lna2_delta = -3;
antconf->div_group = 0;
}
@@ -1242,26 +1416,137 @@ static void ar9003_hw_antdiv_comb_conf_set(struct ath_hw *ah,
u32 regval;
regval = REG_READ(ah, AR_PHY_MC_GAIN_CTRL);
- regval &= ~(AR_PHY_9485_ANT_DIV_MAIN_LNACONF |
- AR_PHY_9485_ANT_DIV_ALT_LNACONF |
- AR_PHY_9485_ANT_FAST_DIV_BIAS |
- AR_PHY_9485_ANT_DIV_MAIN_GAINTB |
- AR_PHY_9485_ANT_DIV_ALT_GAINTB);
- regval |= ((antconf->main_lna_conf <<
- AR_PHY_9485_ANT_DIV_MAIN_LNACONF_S)
- & AR_PHY_9485_ANT_DIV_MAIN_LNACONF);
- regval |= ((antconf->alt_lna_conf << AR_PHY_9485_ANT_DIV_ALT_LNACONF_S)
- & AR_PHY_9485_ANT_DIV_ALT_LNACONF);
- regval |= ((antconf->fast_div_bias << AR_PHY_9485_ANT_FAST_DIV_BIAS_S)
- & AR_PHY_9485_ANT_FAST_DIV_BIAS);
- regval |= ((antconf->main_gaintb << AR_PHY_9485_ANT_DIV_MAIN_GAINTB_S)
- & AR_PHY_9485_ANT_DIV_MAIN_GAINTB);
- regval |= ((antconf->alt_gaintb << AR_PHY_9485_ANT_DIV_ALT_GAINTB_S)
- & AR_PHY_9485_ANT_DIV_ALT_GAINTB);
+ regval &= ~(AR_PHY_ANT_DIV_MAIN_LNACONF |
+ AR_PHY_ANT_DIV_ALT_LNACONF |
+ AR_PHY_ANT_FAST_DIV_BIAS |
+ AR_PHY_ANT_DIV_MAIN_GAINTB |
+ AR_PHY_ANT_DIV_ALT_GAINTB);
+ regval |= ((antconf->main_lna_conf << AR_PHY_ANT_DIV_MAIN_LNACONF_S)
+ & AR_PHY_ANT_DIV_MAIN_LNACONF);
+ regval |= ((antconf->alt_lna_conf << AR_PHY_ANT_DIV_ALT_LNACONF_S)
+ & AR_PHY_ANT_DIV_ALT_LNACONF);
+ regval |= ((antconf->fast_div_bias << AR_PHY_ANT_FAST_DIV_BIAS_S)
+ & AR_PHY_ANT_FAST_DIV_BIAS);
+ regval |= ((antconf->main_gaintb << AR_PHY_ANT_DIV_MAIN_GAINTB_S)
+ & AR_PHY_ANT_DIV_MAIN_GAINTB);
+ regval |= ((antconf->alt_gaintb << AR_PHY_ANT_DIV_ALT_GAINTB_S)
+ & AR_PHY_ANT_DIV_ALT_GAINTB);
+
+ REG_WRITE(ah, AR_PHY_MC_GAIN_CTRL, regval);
+}
+
+#ifdef CONFIG_ATH9K_BTCOEX_SUPPORT
+
+static void ar9003_hw_set_bt_ant_diversity(struct ath_hw *ah, bool enable)
+{
+ struct ath9k_hw_capabilities *pCap = &ah->caps;
+ u8 ant_div_ctl1;
+ u32 regval;
+
+ if (!AR_SREV_9485(ah) && !AR_SREV_9565(ah))
+ return;
+
+ if (AR_SREV_9485(ah)) {
+ regval = ar9003_hw_ant_ctrl_common_2_get(ah,
+ IS_CHAN_2GHZ(ah->curchan));
+ if (enable) {
+ regval &= ~AR_SWITCH_TABLE_COM2_ALL;
+ regval |= ah->config.ant_ctrl_comm2g_switch_enable;
+ }
+ REG_RMW_FIELD(ah, AR_PHY_SWITCH_COM_2,
+ AR_SWITCH_TABLE_COM2_ALL, regval);
+ }
+ ant_div_ctl1 = ah->eep_ops->get_eeprom(ah, EEP_ANT_DIV_CTL1);
+
+ /*
+ * Set MAIN/ALT LNA conf.
+ * Set MAIN/ALT gain_tb.
+ */
+ regval = REG_READ(ah, AR_PHY_MC_GAIN_CTRL);
+ regval &= (~AR_ANT_DIV_CTRL_ALL);
+ regval |= (ant_div_ctl1 & 0x3f) << AR_ANT_DIV_CTRL_ALL_S;
REG_WRITE(ah, AR_PHY_MC_GAIN_CTRL, regval);
+
+ if (AR_SREV_9485_11_OR_LATER(ah)) {
+ /*
+ * Enable LNA diversity.
+ */
+ regval = REG_READ(ah, AR_PHY_MC_GAIN_CTRL);
+ regval &= ~AR_PHY_ANT_DIV_LNADIV;
+ regval |= ((ant_div_ctl1 >> 6) & 0x1) << AR_PHY_ANT_DIV_LNADIV_S;
+ if (enable)
+ regval |= AR_ANT_DIV_ENABLE;
+
+ REG_WRITE(ah, AR_PHY_MC_GAIN_CTRL, regval);
+
+ /*
+ * Enable fast antenna diversity.
+ */
+ regval = REG_READ(ah, AR_PHY_CCK_DETECT);
+ regval &= ~AR_FAST_DIV_ENABLE;
+ regval |= ((ant_div_ctl1 >> 7) & 0x1) << AR_FAST_DIV_ENABLE_S;
+ if (enable)
+ regval |= AR_FAST_DIV_ENABLE;
+
+ REG_WRITE(ah, AR_PHY_CCK_DETECT, regval);
+
+ if (pCap->hw_caps & ATH9K_HW_CAP_ANT_DIV_COMB) {
+ regval = REG_READ(ah, AR_PHY_MC_GAIN_CTRL);
+ regval &= (~(AR_PHY_ANT_DIV_MAIN_LNACONF |
+ AR_PHY_ANT_DIV_ALT_LNACONF |
+ AR_PHY_ANT_DIV_ALT_GAINTB |
+ AR_PHY_ANT_DIV_MAIN_GAINTB));
+ /*
+ * Set MAIN to LNA1 and ALT to LNA2 at the
+ * beginning.
+ */
+ regval |= (ATH_ANT_DIV_COMB_LNA1 <<
+ AR_PHY_ANT_DIV_MAIN_LNACONF_S);
+ regval |= (ATH_ANT_DIV_COMB_LNA2 <<
+ AR_PHY_ANT_DIV_ALT_LNACONF_S);
+ REG_WRITE(ah, AR_PHY_MC_GAIN_CTRL, regval);
+ }
+ } else if (AR_SREV_9565(ah)) {
+ if (enable) {
+ REG_SET_BIT(ah, AR_PHY_MC_GAIN_CTRL,
+ AR_ANT_DIV_ENABLE);
+ REG_SET_BIT(ah, AR_PHY_MC_GAIN_CTRL,
+ (1 << AR_PHY_ANT_SW_RX_PROT_S));
+ REG_SET_BIT(ah, AR_PHY_CCK_DETECT,
+ AR_FAST_DIV_ENABLE);
+ REG_SET_BIT(ah, AR_PHY_RESTART,
+ AR_PHY_RESTART_ENABLE_DIV_M2FLAG);
+ REG_SET_BIT(ah, AR_BTCOEX_WL_LNADIV,
+ AR_BTCOEX_WL_LNADIV_FORCE_ON);
+ } else {
+ REG_CLR_BIT(ah, AR_PHY_MC_GAIN_CTRL,
+ AR_ANT_DIV_ENABLE);
+ REG_CLR_BIT(ah, AR_PHY_MC_GAIN_CTRL,
+ (1 << AR_PHY_ANT_SW_RX_PROT_S));
+ REG_CLR_BIT(ah, AR_PHY_CCK_DETECT,
+ AR_FAST_DIV_ENABLE);
+ REG_CLR_BIT(ah, AR_PHY_RESTART,
+ AR_PHY_RESTART_ENABLE_DIV_M2FLAG);
+ REG_CLR_BIT(ah, AR_BTCOEX_WL_LNADIV,
+ AR_BTCOEX_WL_LNADIV_FORCE_ON);
+
+ regval = REG_READ(ah, AR_PHY_MC_GAIN_CTRL);
+ regval &= ~(AR_PHY_ANT_DIV_MAIN_LNACONF |
+ AR_PHY_ANT_DIV_ALT_LNACONF |
+ AR_PHY_ANT_DIV_MAIN_GAINTB |
+ AR_PHY_ANT_DIV_ALT_GAINTB);
+ regval |= (ATH_ANT_DIV_COMB_LNA1 <<
+ AR_PHY_ANT_DIV_MAIN_LNACONF_S);
+ regval |= (ATH_ANT_DIV_COMB_LNA2 <<
+ AR_PHY_ANT_DIV_ALT_LNACONF_S);
+ REG_WRITE(ah, AR_PHY_MC_GAIN_CTRL, regval);
+ }
+ }
}
+#endif
+
static int ar9003_hw_fast_chan_change(struct ath_hw *ah,
struct ath9k_channel *chan,
u8 *ini_reloaded)
@@ -1269,28 +1554,10 @@ static int ar9003_hw_fast_chan_change(struct ath_hw *ah,
unsigned int regWrites = 0;
u32 modesIndex;
- switch (chan->chanmode) {
- case CHANNEL_A:
- case CHANNEL_A_HT20:
- modesIndex = 1;
- break;
- case CHANNEL_A_HT40PLUS:
- case CHANNEL_A_HT40MINUS:
- modesIndex = 2;
- break;
- case CHANNEL_G:
- case CHANNEL_G_HT20:
- case CHANNEL_B:
- modesIndex = 4;
- break;
- case CHANNEL_G_HT40PLUS:
- case CHANNEL_G_HT40MINUS:
- modesIndex = 3;
- break;
-
- default:
- return -EINVAL;
- }
+ if (IS_CHAN_5GHZ(chan))
+ modesIndex = IS_CHAN_HT40(chan) ? 2 : 1;
+ else
+ modesIndex = IS_CHAN_HT40(chan) ? 3 : 4;
if (modesIndex == ah->modes_index) {
*ini_reloaded = false;
@@ -1301,25 +1568,40 @@ static int ar9003_hw_fast_chan_change(struct ath_hw *ah,
ar9003_hw_prog_ini(ah, &ah->iniMac[ATH_INI_POST], modesIndex);
ar9003_hw_prog_ini(ah, &ah->iniBB[ATH_INI_POST], modesIndex);
ar9003_hw_prog_ini(ah, &ah->iniRadio[ATH_INI_POST], modesIndex);
- if (AR_SREV_9462_20(ah))
- ar9003_hw_prog_ini(ah,
- &ah->ini_radio_post_sys2ant,
- modesIndex);
+
+ if (AR_SREV_9462_20_OR_LATER(ah))
+ ar9003_hw_prog_ini(ah, &ah->ini_radio_post_sys2ant,
+ modesIndex);
REG_WRITE_ARRAY(&ah->iniModesTxGain, modesIndex, regWrites);
+ if (AR_SREV_9462_20_OR_LATER(ah)) {
+ /*
+ * CUS217 mix LNA mode.
+ */
+ if (ar9003_hw_get_rx_gain_idx(ah) == 2) {
+ REG_WRITE_ARRAY(&ah->ini_modes_rxgain_bb_core,
+ 1, regWrites);
+ REG_WRITE_ARRAY(&ah->ini_modes_rxgain_bb_postamble,
+ modesIndex, regWrites);
+ }
+ }
+
/*
* For 5GHz channels requiring Fast Clock, apply
* different modal values.
*/
if (IS_CHAN_A_FAST_CLOCK(ah, chan))
- REG_WRITE_ARRAY(&ah->iniModesAdditional, modesIndex, regWrites);
+ REG_WRITE_ARRAY(&ah->iniModesFastClock, modesIndex, regWrites);
- if (AR_SREV_9330(ah))
- REG_WRITE_ARRAY(&ah->iniModesAdditional, 1, regWrites);
+ if (AR_SREV_9565(ah))
+ REG_WRITE_ARRAY(&ah->iniModesFastClock, 1, regWrites);
- if (AR_SREV_9340(ah) && !ah->is_clk_25mhz)
- REG_WRITE_ARRAY(&ah->iniModesAdditional_40M, 1, regWrites);
+ /*
+ * JAPAN regulatory.
+ */
+ if (chan->channel == 2484)
+ ar9003_hw_prog_ini(ah, &ah->iniCckfirJapan2484, 1);
ah->modes_index = modesIndex;
*ini_reloaded = true;
@@ -1329,6 +1611,159 @@ set_rfmode:
return 0;
}
+static void ar9003_hw_spectral_scan_config(struct ath_hw *ah,
+ struct ath_spec_scan *param)
+{
+ u8 count;
+
+ if (!param->enabled) {
+ REG_CLR_BIT(ah, AR_PHY_SPECTRAL_SCAN,
+ AR_PHY_SPECTRAL_SCAN_ENABLE);
+ return;
+ }
+
+ REG_SET_BIT(ah, AR_PHY_RADAR_0, AR_PHY_RADAR_0_FFT_ENA);
+ REG_SET_BIT(ah, AR_PHY_SPECTRAL_SCAN, AR_PHY_SPECTRAL_SCAN_ENABLE);
+
+ /* on AR93xx and newer, count = 0 will make the the chip send
+ * spectral samples endlessly. Check if this really was intended,
+ * and fix otherwise.
+ */
+ count = param->count;
+ if (param->endless)
+ count = 0;
+ else if (param->count == 0)
+ count = 1;
+
+ if (param->short_repeat)
+ REG_SET_BIT(ah, AR_PHY_SPECTRAL_SCAN,
+ AR_PHY_SPECTRAL_SCAN_SHORT_REPEAT);
+ else
+ REG_CLR_BIT(ah, AR_PHY_SPECTRAL_SCAN,
+ AR_PHY_SPECTRAL_SCAN_SHORT_REPEAT);
+
+ REG_RMW_FIELD(ah, AR_PHY_SPECTRAL_SCAN,
+ AR_PHY_SPECTRAL_SCAN_COUNT, count);
+ REG_RMW_FIELD(ah, AR_PHY_SPECTRAL_SCAN,
+ AR_PHY_SPECTRAL_SCAN_PERIOD, param->period);
+ REG_RMW_FIELD(ah, AR_PHY_SPECTRAL_SCAN,
+ AR_PHY_SPECTRAL_SCAN_FFT_PERIOD, param->fft_period);
+
+ return;
+}
+
+static void ar9003_hw_spectral_scan_trigger(struct ath_hw *ah)
+{
+ /* Activate spectral scan */
+ REG_SET_BIT(ah, AR_PHY_SPECTRAL_SCAN,
+ AR_PHY_SPECTRAL_SCAN_ACTIVE);
+}
+
+static void ar9003_hw_spectral_scan_wait(struct ath_hw *ah)
+{
+ struct ath_common *common = ath9k_hw_common(ah);
+
+ /* Poll for spectral scan complete */
+ if (!ath9k_hw_wait(ah, AR_PHY_SPECTRAL_SCAN,
+ AR_PHY_SPECTRAL_SCAN_ACTIVE,
+ 0, AH_WAIT_TIMEOUT)) {
+ ath_err(common, "spectral scan wait failed\n");
+ return;
+ }
+}
+
+static void ar9003_hw_tx99_start(struct ath_hw *ah, u32 qnum)
+{
+ REG_SET_BIT(ah, AR_PHY_TEST, PHY_AGC_CLR);
+ REG_SET_BIT(ah, 0x9864, 0x7f000);
+ REG_SET_BIT(ah, 0x9924, 0x7f00fe);
+ REG_CLR_BIT(ah, AR_DIAG_SW, AR_DIAG_RX_DIS);
+ REG_WRITE(ah, AR_CR, AR_CR_RXD);
+ REG_WRITE(ah, AR_DLCL_IFS(qnum), 0);
+ REG_WRITE(ah, AR_D_GBL_IFS_SIFS, 20); /* 50 OK */
+ REG_WRITE(ah, AR_D_GBL_IFS_EIFS, 20);
+ REG_WRITE(ah, AR_TIME_OUT, 0x00000400);
+ REG_WRITE(ah, AR_DRETRY_LIMIT(qnum), 0xffffffff);
+ REG_SET_BIT(ah, AR_QMISC(qnum), AR_Q_MISC_DCU_EARLY_TERM_REQ);
+}
+
+static void ar9003_hw_tx99_stop(struct ath_hw *ah)
+{
+ REG_CLR_BIT(ah, AR_PHY_TEST, PHY_AGC_CLR);
+ REG_SET_BIT(ah, AR_DIAG_SW, AR_DIAG_RX_DIS);
+}
+
+static void ar9003_hw_tx99_set_txpower(struct ath_hw *ah, u8 txpower)
+{
+ static s16 p_pwr_array[ar9300RateSize] = { 0 };
+ unsigned int i;
+
+ if (txpower <= MAX_RATE_POWER) {
+ for (i = 0; i < ar9300RateSize; i++)
+ p_pwr_array[i] = txpower;
+ } else {
+ for (i = 0; i < ar9300RateSize; i++)
+ p_pwr_array[i] = MAX_RATE_POWER;
+ }
+
+ REG_WRITE(ah, 0xa458, 0);
+
+ REG_WRITE(ah, 0xa3c0,
+ ATH9K_POW_SM(p_pwr_array[ALL_TARGET_LEGACY_6_24], 24) |
+ ATH9K_POW_SM(p_pwr_array[ALL_TARGET_LEGACY_6_24], 16) |
+ ATH9K_POW_SM(p_pwr_array[ALL_TARGET_LEGACY_6_24], 8) |
+ ATH9K_POW_SM(p_pwr_array[ALL_TARGET_LEGACY_6_24], 0));
+ REG_WRITE(ah, 0xa3c4,
+ ATH9K_POW_SM(p_pwr_array[ALL_TARGET_LEGACY_54], 24) |
+ ATH9K_POW_SM(p_pwr_array[ALL_TARGET_LEGACY_48], 16) |
+ ATH9K_POW_SM(p_pwr_array[ALL_TARGET_LEGACY_36], 8) |
+ ATH9K_POW_SM(p_pwr_array[ALL_TARGET_LEGACY_6_24], 0));
+ REG_WRITE(ah, 0xa3c8,
+ ATH9K_POW_SM(p_pwr_array[ALL_TARGET_LEGACY_1L_5L], 24) |
+ ATH9K_POW_SM(p_pwr_array[ALL_TARGET_LEGACY_1L_5L], 16) |
+ ATH9K_POW_SM(p_pwr_array[ALL_TARGET_LEGACY_1L_5L], 0));
+ REG_WRITE(ah, 0xa3cc,
+ ATH9K_POW_SM(p_pwr_array[ALL_TARGET_LEGACY_11S], 24) |
+ ATH9K_POW_SM(p_pwr_array[ALL_TARGET_LEGACY_11L], 16) |
+ ATH9K_POW_SM(p_pwr_array[ALL_TARGET_LEGACY_5S], 8) |
+ ATH9K_POW_SM(p_pwr_array[ALL_TARGET_LEGACY_1L_5L], 0));
+ REG_WRITE(ah, 0xa3d0,
+ ATH9K_POW_SM(p_pwr_array[ALL_TARGET_HT20_5], 24) |
+ ATH9K_POW_SM(p_pwr_array[ALL_TARGET_HT20_4], 16) |
+ ATH9K_POW_SM(p_pwr_array[ALL_TARGET_HT20_1_3_9_11_17_19], 8)|
+ ATH9K_POW_SM(p_pwr_array[ALL_TARGET_HT20_0_8_16], 0));
+ REG_WRITE(ah, 0xa3d4,
+ ATH9K_POW_SM(p_pwr_array[ALL_TARGET_HT20_13], 24) |
+ ATH9K_POW_SM(p_pwr_array[ALL_TARGET_HT20_12], 16) |
+ ATH9K_POW_SM(p_pwr_array[ALL_TARGET_HT20_7], 8) |
+ ATH9K_POW_SM(p_pwr_array[ALL_TARGET_HT20_6], 0));
+ REG_WRITE(ah, 0xa3e4,
+ ATH9K_POW_SM(p_pwr_array[ALL_TARGET_HT20_21], 24) |
+ ATH9K_POW_SM(p_pwr_array[ALL_TARGET_HT20_20], 16) |
+ ATH9K_POW_SM(p_pwr_array[ALL_TARGET_HT20_15], 8) |
+ ATH9K_POW_SM(p_pwr_array[ALL_TARGET_HT20_14], 0));
+ REG_WRITE(ah, 0xa3e8,
+ ATH9K_POW_SM(p_pwr_array[ALL_TARGET_HT40_23], 24) |
+ ATH9K_POW_SM(p_pwr_array[ALL_TARGET_HT40_22], 16) |
+ ATH9K_POW_SM(p_pwr_array[ALL_TARGET_HT20_23], 8) |
+ ATH9K_POW_SM(p_pwr_array[ALL_TARGET_HT20_22], 0));
+ REG_WRITE(ah, 0xa3d8,
+ ATH9K_POW_SM(p_pwr_array[ALL_TARGET_HT40_5], 24) |
+ ATH9K_POW_SM(p_pwr_array[ALL_TARGET_HT40_4], 16) |
+ ATH9K_POW_SM(p_pwr_array[ALL_TARGET_HT40_1_3_9_11_17_19], 8) |
+ ATH9K_POW_SM(p_pwr_array[ALL_TARGET_HT40_0_8_16], 0));
+ REG_WRITE(ah, 0xa3dc,
+ ATH9K_POW_SM(p_pwr_array[ALL_TARGET_HT40_13], 24) |
+ ATH9K_POW_SM(p_pwr_array[ALL_TARGET_HT40_12], 16) |
+ ATH9K_POW_SM(p_pwr_array[ALL_TARGET_HT40_7], 8) |
+ ATH9K_POW_SM(p_pwr_array[ALL_TARGET_HT40_6], 0));
+ REG_WRITE(ah, 0xa3ec,
+ ATH9K_POW_SM(p_pwr_array[ALL_TARGET_HT40_21], 24) |
+ ATH9K_POW_SM(p_pwr_array[ALL_TARGET_HT40_20], 16) |
+ ATH9K_POW_SM(p_pwr_array[ALL_TARGET_HT40_15], 8) |
+ ATH9K_POW_SM(p_pwr_array[ALL_TARGET_HT40_14], 0));
+}
+
void ar9003_hw_attach_phy_ops(struct ath_hw *ah)
{
struct ath_hw_private_ops *priv_ops = ath9k_hw_private_ops(ah);
@@ -1361,12 +1796,84 @@ void ar9003_hw_attach_phy_ops(struct ath_hw *ah)
ops->antdiv_comb_conf_get = ar9003_hw_antdiv_comb_conf_get;
ops->antdiv_comb_conf_set = ar9003_hw_antdiv_comb_conf_set;
+ ops->spectral_scan_config = ar9003_hw_spectral_scan_config;
+ ops->spectral_scan_trigger = ar9003_hw_spectral_scan_trigger;
+ ops->spectral_scan_wait = ar9003_hw_spectral_scan_wait;
+
+#ifdef CONFIG_ATH9K_BTCOEX_SUPPORT
+ ops->set_bt_ant_diversity = ar9003_hw_set_bt_ant_diversity;
+#endif
+ ops->tx99_start = ar9003_hw_tx99_start;
+ ops->tx99_stop = ar9003_hw_tx99_stop;
+ ops->tx99_set_txpower = ar9003_hw_tx99_set_txpower;
ar9003_hw_set_nf_limits(ah);
ar9003_hw_set_radar_conf(ah);
memcpy(ah->nf_regs, ar9300_cca_regs, sizeof(ah->nf_regs));
}
+/*
+ * Baseband Watchdog signatures:
+ *
+ * 0x04000539: BB hang when operating in HT40 DFS Channel.
+ * Full chip reset is not required, but a recovery
+ * mechanism is needed.
+ *
+ * 0x1300000a: Related to CAC deafness.
+ * Chip reset is not required.
+ *
+ * 0x0400000a: Related to CAC deafness.
+ * Full chip reset is required.
+ *
+ * 0x04000b09: RX state machine gets into an illegal state
+ * when a packet with unsupported rate is received.
+ * Full chip reset is required and PHY_RESTART has
+ * to be disabled.
+ *
+ * 0x04000409: Packet stuck on receive.
+ * Full chip reset is required for all chips except AR9340.
+ */
+
+/*
+ * ar9003_hw_bb_watchdog_check(): Returns true if a chip reset is required.
+ */
+bool ar9003_hw_bb_watchdog_check(struct ath_hw *ah)
+{
+ u32 val;
+
+ switch(ah->bb_watchdog_last_status) {
+ case 0x04000539:
+ val = REG_READ(ah, AR_PHY_RADAR_0);
+ val &= (~AR_PHY_RADAR_0_FIRPWR);
+ val |= SM(0x7f, AR_PHY_RADAR_0_FIRPWR);
+ REG_WRITE(ah, AR_PHY_RADAR_0, val);
+ udelay(1);
+ val = REG_READ(ah, AR_PHY_RADAR_0);
+ val &= ~AR_PHY_RADAR_0_FIRPWR;
+ val |= SM(AR9300_DFS_FIRPWR, AR_PHY_RADAR_0_FIRPWR);
+ REG_WRITE(ah, AR_PHY_RADAR_0, val);
+
+ return false;
+ case 0x1300000a:
+ return false;
+ case 0x0400000a:
+ case 0x04000b09:
+ return true;
+ case 0x04000409:
+ if (AR_SREV_9340(ah) || AR_SREV_9531(ah))
+ return false;
+ else
+ return true;
+ default:
+ /*
+ * For any other unknown signatures, do a
+ * full chip reset.
+ */
+ return true;
+ }
+}
+EXPORT_SYMBOL(ar9003_hw_bb_watchdog_check);
+
void ar9003_hw_bb_watchdog_config(struct ath_hw *ah)
{
struct ath_common *common = ath9k_hw_common(ah);
@@ -1483,6 +1990,7 @@ EXPORT_SYMBOL(ar9003_hw_bb_watchdog_dbg_info);
void ar9003_hw_disable_phy_restart(struct ath_hw *ah)
{
+ u8 result;
u32 val;
/* While receiving unsupported rate frame rx state machine
@@ -1490,15 +1998,13 @@ void ar9003_hw_disable_phy_restart(struct ath_hw *ah)
* state, BB would go hang. If RXSM is in 0xb state after
* first bb panic, ensure to disable the phy_restart.
*/
- if (!((MS(ah->bb_watchdog_last_status,
- AR_PHY_WATCHDOG_RX_OFDM_SM) == 0xb) ||
- ah->bb_hang_rx_ofdm))
- return;
+ result = MS(ah->bb_watchdog_last_status, AR_PHY_WATCHDOG_RX_OFDM_SM);
- ah->bb_hang_rx_ofdm = true;
- val = REG_READ(ah, AR_PHY_RESTART);
- val &= ~AR_PHY_RESTART_ENA;
-
- REG_WRITE(ah, AR_PHY_RESTART, val);
+ if ((result == 0xb) || ah->bb_hang_rx_ofdm) {
+ ah->bb_hang_rx_ofdm = true;
+ val = REG_READ(ah, AR_PHY_RESTART);
+ val &= ~AR_PHY_RESTART_ENA;
+ REG_WRITE(ah, AR_PHY_RESTART, val);
+ }
}
EXPORT_SYMBOL(ar9003_hw_disable_phy_restart);