diff options
Diffstat (limited to 'drivers/net/wireless/ath/ath9k/ar9003_phy.c')
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/ar9003_phy.c | 1006 |
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); |
