diff options
author | 2017-04-25 03:31:15 -0700 | |
---|---|---|
committer | 2017-05-22 06:48:08 +0000 | |
commit | bb756eebdac6fd24e8919e2c43f7d2c8c4091f59 (patch) | |
tree | ca11e03542edf2d8f631efeca5e1626d211107e3 /qemu/roms/ipxe/src/drivers/net/ath/ath9k/ath9k_ar9003_phy.c | |
parent | a14b48d18a9ed03ec191cf16b162206998a895ce (diff) |
Adding qemu as a submodule of KVMFORNFV
This Patch includes the changes to add qemu as a submodule to
kvmfornfv repo and make use of the updated latest qemu for the
execution of all testcase
Change-Id: I1280af507a857675c7f81d30c95255635667bdd7
Signed-off-by:RajithaY<rajithax.yerrumsetty@intel.com>
Diffstat (limited to 'qemu/roms/ipxe/src/drivers/net/ath/ath9k/ath9k_ar9003_phy.c')
-rw-r--r-- | qemu/roms/ipxe/src/drivers/net/ath/ath9k/ath9k_ar9003_phy.c | 1277 |
1 files changed, 0 insertions, 1277 deletions
diff --git a/qemu/roms/ipxe/src/drivers/net/ath/ath9k/ath9k_ar9003_phy.c b/qemu/roms/ipxe/src/drivers/net/ath/ath9k/ath9k_ar9003_phy.c deleted file mode 100644 index 2244b775a..000000000 --- a/qemu/roms/ipxe/src/drivers/net/ath/ath9k/ath9k_ar9003_phy.c +++ /dev/null @@ -1,1277 +0,0 @@ -/* - * Copyright (c) 2010-2011 Atheros Communications Inc. - * - * Modified for iPXE by Scott K Logan <logans@cottsay.net> July 2011 - * Original from Linux kernel 3.0.1 - * - * Permission to use, copy, modify, and/or distribute this software for any - * purpose with or without fee is hereby granted, provided that the above - * copyright notice and this permission notice appear in all copies. - * - * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES - * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR - * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES - * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN - * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF - * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. - */ - -#include <ipxe/io.h> - -#include "hw.h" -#include "ar9003_phy.h" - -static const int firstep_table[] = -/* level: 0 1 2 3 4 5 6 7 8 */ - { -4, -2, 0, 2, 4, 6, 8, 10, 12 }; /* lvl 0-8, default 2 */ - -static const int cycpwrThr1_table[] = -/* level: 0 1 2 3 4 5 6 7 8 */ - { -6, -4, -2, 0, 2, 4, 6, 8 }; /* lvl 0-7, default 3 */ - -/* - * register values to turn OFDM weak signal detection OFF - */ -static const int m1ThreshLow_off = 127; -static const int m2ThreshLow_off = 127; -static const int m1Thresh_off = 127; -static const int m2Thresh_off = 127; -static const int m2CountThr_off = 31; -static const int m2CountThrLow_off = 63; -static const int m1ThreshLowExt_off = 127; -static const int m2ThreshLowExt_off = 127; -static const int m1ThreshExt_off = 127; -static const int m2ThreshExt_off = 127; - -/** - * ar9003_hw_set_channel - set channel on single-chip device - * @ah: atheros hardware structure - * @chan: - * - * This is the function to change channel on single-chip devices, that is - * all devices after ar9280. - * - * This function takes the channel value in MHz and sets - * hardware channel value. Assumes writes have been enabled to analog bus. - * - * Actual Expression, - * - * For 2GHz channel, - * Channel Frequency = (3/4) * freq_ref * (chansel[8:0] + chanfrac[16:0]/2^17) - * (freq_ref = 40MHz) - * - * For 5GHz channel, - * Channel Frequency = (3/2) * freq_ref * (chansel[8:0] + chanfrac[16:0]/2^10) - * (freq_ref = 40MHz/(24>>amodeRefSel)) - * - * For 5GHz channels which are 5MHz spaced, - * Channel Frequency = (3/2) * freq_ref * (chansel[8:0] + chanfrac[16:0]/2^17) - * (freq_ref = 40MHz) - */ -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; - struct chan_centers centers; - int loadSynthChannel; - - ath9k_hw_get_channel_centers(ah, chan, ¢ers); - freq = centers.synth_center; - - if (freq < 4800) { /* 2 GHz, fractional mode */ - if (AR_SREV_9485(ah)) { - u32 chan_frac; - - /* - * 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 - */ - channelSel = (freq * 4) / 120; - chan_frac = (((freq * 4) % 120) * 0x20000) / 120; - 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 - channelSel = CHANSEL_2G(freq) >> 1; - } 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 % 75) * 0x20000) / 75; - channelSel = (channelSel << 17) | chan_frac; - } else { - channelSel = CHANSEL_5G(freq); - /* Doubler is ON, so, divide channelSel by 2. */ - channelSel >>= 1; - } - /* Set to 5G mode */ - bMode = 0; - } - - /* Enable fractional mode for all channels */ - fracMode = 1; - aModeRefSel = 0; - loadSynthChannel = 0; - - reg32 = (bMode << 29); - REG_WRITE(ah, AR_PHY_SYNTH_CONTROL, reg32); - - /* Enable Long shift Select for Synthesizer */ - REG_RMW_FIELD(ah, AR_PHY_65NM_CH0_SYNTH4, - AR_PHY_SYNTH4_LONG_SHIFT_SELECT, 1); - - /* Program Synth. setting */ - reg32 = (channelSel << 2) | (fracMode << 30) | - (aModeRefSel << 28) | (loadSynthChannel << 31); - REG_WRITE(ah, AR_PHY_65NM_CH0_SYNTH7, reg32); - - /* Toggle Load Synth channel bit */ - loadSynthChannel = 1; - reg32 = (channelSel << 2) | (fracMode << 30) | - (aModeRefSel << 28) | (loadSynthChannel << 31); - REG_WRITE(ah, AR_PHY_65NM_CH0_SYNTH7, reg32); - - ah->curchan = chan; - ah->curchan_rad_index = -1; - - return 0; -} - -/** - * ar9003_hw_spur_mitigate_mrc_cck - convert baseband spur frequency - * @ah: atheros hardware structure - * @chan: - * - * For single-chip solutions. Converts to baseband spur frequency given the - * input channel frequency and compute register settings below. - * - * Spur mitigation for MRC CCK - */ -static void ar9003_hw_spur_mitigate_mrc_cck(struct ath_hw *ah, - struct ath9k_channel *chan) -{ - static const u32 spur_freq[4] = { 2420, 2440, 2464, 2480 }; - int cur_bb_spur, negative = 0, cck_spur_freq; - int i; - int range, max_spur_cnts, synth_freq; - u8 *spur_fbin_ptr = NULL; - - /* - * 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)) { - spur_fbin_ptr = ar9003_get_spur_chan_ptr(ah, - IS_CHAN_2GHZ(chan)); - if (spur_fbin_ptr[0] == 0) /* No spur */ - return; - max_spur_cnts = 5; - if (IS_CHAN_HT40(chan)) { - range = 19; - if (REG_READ_FIELD(ah, AR_PHY_GEN_CTRL, - AR_PHY_GC_DYN2040_PRI_CH) == 0) - synth_freq = chan->channel + 10; - else - synth_freq = chan->channel - 10; - } else { - range = 10; - synth_freq = chan->channel; - } - } else { - range = 10; - max_spur_cnts = 4; - synth_freq = chan->channel; - } - - for (i = 0; i < max_spur_cnts; i++) { - negative = 0; - if (AR_SREV_9485(ah) || AR_SREV_9340(ah)) - cur_bb_spur = FBIN2FREQ(spur_fbin_ptr[i], - IS_CHAN_2GHZ(chan)) - synth_freq; - else - cur_bb_spur = spur_freq[i] - synth_freq; - - if (cur_bb_spur < 0) { - negative = 1; - cur_bb_spur = -cur_bb_spur; - } - if (cur_bb_spur < range) { - cck_spur_freq = (int)((cur_bb_spur << 19) / 11); - - if (negative == 1) - cck_spur_freq = -cck_spur_freq; - - cck_spur_freq = cck_spur_freq & 0xfffff; - - REG_RMW_FIELD(ah, AR_PHY_AGC_CONTROL, - AR_PHY_AGC_CONTROL_YCOK_MAX, 0x7); - REG_RMW_FIELD(ah, AR_PHY_CCK_SPUR_MIT, - AR_PHY_CCK_SPUR_MIT_SPUR_RSSI_THR, 0x7f); - REG_RMW_FIELD(ah, AR_PHY_CCK_SPUR_MIT, - AR_PHY_CCK_SPUR_MIT_SPUR_FILTER_TYPE, - 0x2); - REG_RMW_FIELD(ah, AR_PHY_CCK_SPUR_MIT, - AR_PHY_CCK_SPUR_MIT_USE_CCK_SPUR_MIT, - 0x1); - REG_RMW_FIELD(ah, AR_PHY_CCK_SPUR_MIT, - AR_PHY_CCK_SPUR_MIT_CCK_SPUR_FREQ, - cck_spur_freq); - - return; - } - } - - REG_RMW_FIELD(ah, AR_PHY_AGC_CONTROL, - AR_PHY_AGC_CONTROL_YCOK_MAX, 0x5); - REG_RMW_FIELD(ah, AR_PHY_CCK_SPUR_MIT, - AR_PHY_CCK_SPUR_MIT_USE_CCK_SPUR_MIT, 0x0); - REG_RMW_FIELD(ah, AR_PHY_CCK_SPUR_MIT, - AR_PHY_CCK_SPUR_MIT_CCK_SPUR_FREQ, 0x0); -} - -/* Clean all spur register fields */ -static void ar9003_hw_spur_ofdm_clear(struct ath_hw *ah) -{ - REG_RMW_FIELD(ah, AR_PHY_TIMING4, - AR_PHY_TIMING4_ENABLE_SPUR_FILTER, 0); - REG_RMW_FIELD(ah, AR_PHY_TIMING11, - AR_PHY_TIMING11_SPUR_FREQ_SD, 0); - REG_RMW_FIELD(ah, AR_PHY_TIMING11, - AR_PHY_TIMING11_SPUR_DELTA_PHASE, 0); - REG_RMW_FIELD(ah, AR_PHY_SFCORR_EXT, - AR_PHY_SFCORR_EXT_SPUR_SUBCHANNEL_SD, 0); - REG_RMW_FIELD(ah, AR_PHY_TIMING11, - AR_PHY_TIMING11_USE_SPUR_FILTER_IN_AGC, 0); - REG_RMW_FIELD(ah, AR_PHY_TIMING11, - AR_PHY_TIMING11_USE_SPUR_FILTER_IN_SELFCOR, 0); - REG_RMW_FIELD(ah, AR_PHY_TIMING4, - AR_PHY_TIMING4_ENABLE_SPUR_RSSI, 0); - REG_RMW_FIELD(ah, AR_PHY_SPUR_REG, - AR_PHY_SPUR_REG_EN_VIT_SPUR_RSSI, 0); - REG_RMW_FIELD(ah, AR_PHY_SPUR_REG, - AR_PHY_SPUR_REG_ENABLE_NF_RSSI_SPUR_MIT, 0); - - REG_RMW_FIELD(ah, AR_PHY_SPUR_REG, - AR_PHY_SPUR_REG_ENABLE_MASK_PPM, 0); - REG_RMW_FIELD(ah, AR_PHY_TIMING4, - AR_PHY_TIMING4_ENABLE_PILOT_MASK, 0); - REG_RMW_FIELD(ah, AR_PHY_TIMING4, - AR_PHY_TIMING4_ENABLE_CHAN_MASK, 0); - REG_RMW_FIELD(ah, AR_PHY_PILOT_SPUR_MASK, - AR_PHY_PILOT_SPUR_MASK_CF_PILOT_MASK_IDX_A, 0); - REG_RMW_FIELD(ah, AR_PHY_SPUR_MASK_A, - AR_PHY_SPUR_MASK_A_CF_PUNC_MASK_IDX_A, 0); - REG_RMW_FIELD(ah, AR_PHY_CHAN_SPUR_MASK, - AR_PHY_CHAN_SPUR_MASK_CF_CHAN_MASK_IDX_A, 0); - REG_RMW_FIELD(ah, AR_PHY_PILOT_SPUR_MASK, - AR_PHY_PILOT_SPUR_MASK_CF_PILOT_MASK_A, 0); - REG_RMW_FIELD(ah, AR_PHY_CHAN_SPUR_MASK, - AR_PHY_CHAN_SPUR_MASK_CF_CHAN_MASK_A, 0); - REG_RMW_FIELD(ah, AR_PHY_SPUR_MASK_A, - AR_PHY_SPUR_MASK_A_CF_PUNC_MASK_A, 0); - REG_RMW_FIELD(ah, AR_PHY_SPUR_REG, - AR_PHY_SPUR_REG_MASK_RATE_CNTL, 0); -} - -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 mask_index = 0; - - /* OFDM Spur mitigation */ - REG_RMW_FIELD(ah, AR_PHY_TIMING4, - AR_PHY_TIMING4_ENABLE_SPUR_FILTER, 0x1); - REG_RMW_FIELD(ah, AR_PHY_TIMING11, - AR_PHY_TIMING11_SPUR_FREQ_SD, spur_freq_sd); - REG_RMW_FIELD(ah, AR_PHY_TIMING11, - AR_PHY_TIMING11_SPUR_DELTA_PHASE, spur_delta_phase); - REG_RMW_FIELD(ah, AR_PHY_SFCORR_EXT, - 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); - REG_RMW_FIELD(ah, AR_PHY_TIMING4, - AR_PHY_TIMING4_ENABLE_SPUR_RSSI, 0x1); - REG_RMW_FIELD(ah, AR_PHY_SPUR_REG, - AR_PHY_SPUR_REG_SPUR_RSSI_THRESH, 34); - 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, - AR_PHY_MODE_DYNAMIC) == 0x1) - REG_RMW_FIELD(ah, AR_PHY_SPUR_REG, - AR_PHY_SPUR_REG_ENABLE_NF_RSSI_SPUR_MIT, 1); - - 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_SPUR_REG, - AR_PHY_SPUR_REG_ENABLE_MASK_PPM, 0x1); - REG_RMW_FIELD(ah, AR_PHY_TIMING4, - AR_PHY_TIMING4_ENABLE_PILOT_MASK, 0x1); - REG_RMW_FIELD(ah, AR_PHY_TIMING4, - AR_PHY_TIMING4_ENABLE_CHAN_MASK, 0x1); - REG_RMW_FIELD(ah, AR_PHY_PILOT_SPUR_MASK, - AR_PHY_PILOT_SPUR_MASK_CF_PILOT_MASK_IDX_A, mask_index); - REG_RMW_FIELD(ah, AR_PHY_SPUR_MASK_A, - 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_A, mask_index); - REG_RMW_FIELD(ah, AR_PHY_PILOT_SPUR_MASK, - AR_PHY_PILOT_SPUR_MASK_CF_PILOT_MASK_A, 0xc); - REG_RMW_FIELD(ah, AR_PHY_CHAN_SPUR_MASK, - AR_PHY_CHAN_SPUR_MASK_CF_CHAN_MASK_A, 0xc); - REG_RMW_FIELD(ah, AR_PHY_SPUR_MASK_A, - AR_PHY_SPUR_MASK_A_CF_PUNC_MASK_A, 0xa0); - REG_RMW_FIELD(ah, AR_PHY_SPUR_REG, - AR_PHY_SPUR_REG_MASK_RATE_CNTL, 0xff); -} - -static void ar9003_hw_spur_ofdm_work(struct ath_hw *ah, - struct ath9k_channel *chan, - int freq_offset) -{ - int spur_freq_sd = 0; - int spur_subchannel_sd = 0; - int spur_delta_phase = 0; - - if (IS_CHAN_HT40(chan)) { - if (freq_offset < 0) { - if (REG_READ_FIELD(ah, AR_PHY_GEN_CTRL, - AR_PHY_GC_DYN2040_PRI_CH) == 0x0) - spur_subchannel_sd = 1; - else - spur_subchannel_sd = 0; - - spur_freq_sd = ((freq_offset + 10) << 9) / 11; - - } else { - if (REG_READ_FIELD(ah, AR_PHY_GEN_CTRL, - AR_PHY_GC_DYN2040_PRI_CH) == 0x0) - spur_subchannel_sd = 0; - else - spur_subchannel_sd = 1; - - spur_freq_sd = ((freq_offset - 10) << 9) / 11; - - } - - spur_delta_phase = (freq_offset << 17) / 5; - - } else { - spur_subchannel_sd = 0; - spur_freq_sd = (freq_offset << 9) /11; - spur_delta_phase = (freq_offset << 18) / 5; - } - - spur_freq_sd = spur_freq_sd & 0x3ff; - spur_delta_phase = spur_delta_phase & 0xfffff; - - ar9003_hw_spur_ofdm(ah, - freq_offset, - spur_freq_sd, - spur_delta_phase, - spur_subchannel_sd); -} - -/* Spur mitigation for OFDM */ -static void ar9003_hw_spur_mitigate_ofdm(struct ath_hw *ah, - struct ath9k_channel *chan) -{ - int synth_freq; - int range = 10; - int freq_offset = 0; - int mode; - u8* spurChansPtr; - unsigned int i; - struct ar9300_eeprom *eep = &ah->eeprom.ar9300_eep; - - if (IS_CHAN_5GHZ(chan)) { - spurChansPtr = &(eep->modalHeader5G.spurChans[0]); - mode = 0; - } - else { - spurChansPtr = &(eep->modalHeader2G.spurChans[0]); - mode = 1; - } - - if (spurChansPtr[0] == 0) - return; /* No spur in the mode */ - - if (IS_CHAN_HT40(chan)) { - range = 19; - if (REG_READ_FIELD(ah, AR_PHY_GEN_CTRL, - AR_PHY_GC_DYN2040_PRI_CH) == 0x0) - synth_freq = chan->channel - 10; - else - synth_freq = chan->channel + 10; - } else { - range = 10; - synth_freq = chan->channel; - } - - 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; - if (abs(freq_offset) < range) { - ar9003_hw_spur_ofdm_work(ah, chan, freq_offset); - break; - } - } -} - -static void ar9003_hw_spur_mitigate(struct ath_hw *ah, - struct ath9k_channel *chan) -{ - ar9003_hw_spur_mitigate_mrc_cck(ah, chan); - ar9003_hw_spur_mitigate_ofdm(ah, chan); -} - -static u32 ar9003_hw_compute_pll_control(struct ath_hw *ah __unused, - struct ath9k_channel *chan) -{ - u32 pll; - - pll = SM(0x5, AR_RTC_9300_PLL_REFDIV); - - if (chan && IS_CHAN_HALF_RATE(chan)) - pll |= SM(0x1, AR_RTC_9300_PLL_CLKSEL); - else if (chan && IS_CHAN_QUARTER_RATE(chan)) - pll |= SM(0x2, AR_RTC_9300_PLL_CLKSEL); - - pll |= SM(0x2c, AR_RTC_9300_PLL_DIV); - - return pll; -} - -static void ar9003_hw_set_channel_regs(struct ath_hw *ah, - struct ath9k_channel *chan) -{ - u32 phymode; - u32 enableDacFifo = 0; - - enableDacFifo = - (REG_READ(ah, AR_PHY_GEN_CTRL) & AR_PHY_GC_ENABLE_DAC_FIFO); - - /* Enable 11n HT, 20 MHz */ - phymode = AR_PHY_GC_HT_EN | AR_PHY_GC_SINGLE_HT_LTF1 | AR_PHY_GC_WALSH | - AR_PHY_GC_SHORT_GI_40 | enableDacFifo; - - /* Configure baseband for dynamic 20/40 operation */ - 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)) - phymode |= AR_PHY_GC_DYN2040_PRI_CH; - - } - - /* make sure we preserve INI settings */ - phymode |= REG_READ(ah, AR_PHY_GEN_CTRL); - /* turn off Green Field detection for STA for now */ - phymode &= ~AR_PHY_GC_GF_DETECT_EN; - - REG_WRITE(ah, AR_PHY_GEN_CTRL, phymode); - - /* Configure MAC for 20/40 operation */ - ath9k_hw_set11nmac2040(ah); - - /* global transmit timeout (25 TUs default)*/ - REG_WRITE(ah, AR_GTXTO, 25 << AR_GTXTO_TIMEOUT_LIMIT_S); - /* carrier sense timeout */ - REG_WRITE(ah, AR_CST, 0xF << AR_CST_TIMEOUT_LIMIT_S); -} - -static void ar9003_hw_init_bb(struct ath_hw *ah, - struct ath9k_channel *chan) -{ - u32 synthDelay; - - /* - * Wait for the frequency synth to settle (synth goes on - * via AR_PHY_ACTIVE_EN). Read the phy active delay register. - * 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); -} - -void ar9003_hw_set_chain_masks(struct ath_hw *ah, u8 rx, u8 tx) -{ - switch (rx) { - case 0x5: - 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; - } - - if ((ah->caps.hw_caps & ATH9K_HW_CAP_APM) && (tx == 0x7)) - REG_WRITE(ah, AR_SELFGEN_MASK, 0x3); - else - REG_WRITE(ah, AR_SELFGEN_MASK, tx); - - if (tx == 0x5) { - REG_SET_BIT(ah, AR_PHY_ANALOG_SWAP, - AR_PHY_SWAP_ALT_CHAIN); - } -} - -/* - * Override INI values with chip specific configuration. - */ -static void ar9003_hw_override_ini(struct ath_hw *ah) -{ - u32 val; - - /* - * Set the RX_ABORT and RX_DIS and clear it only after - * RXE is set for MAC. This prevents frames with - * corrupted descriptor status. - */ - REG_SET_BIT(ah, AR_DIAG_SW, (AR_DIAG_RX_DIS | AR_DIAG_RX_ABORT)); - - /* - * For AR9280 and above, there is a new feature that allows - * Multicast search based on both MAC Address and Key ID. By default, - * this feature is enabled. But since the driver is not using this - * feature, we switch it off; otherwise multicast search based on - * 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); -} - -static void ar9003_hw_prog_ini(struct ath_hw *ah, - struct ar5416IniArray *iniArr, - int column) -{ - unsigned int i, regWrites = 0; - - /* New INI format: Array may be undefined (pre, core, post arrays) */ - if (!iniArr->ia_array) - return; - - /* - * New INI format: Pre, core, and post arrays for a given subsystem - * may be modal (> 2 columns) or non-modal (2 columns). Determine if - * the array is non-modal and force the column to 1. - */ - if ((unsigned int)column >= iniArr->ia_columns) - column = 1; - - for (i = 0; i < iniArr->ia_rows; i++) { - u32 reg = INI_RA(iniArr, i, 0); - u32 val = INI_RA(iniArr, i, column); - - REG_WRITE(ah, reg, val); - - DO_DELAY(regWrites); - } -} - -static int ar9003_hw_process_ini(struct ath_hw *ah, - struct ath9k_channel *chan) -{ - struct ath_regulatory *regulatory = ath9k_hw_regulatory(ah); - unsigned int regWrites = 0, i; - struct net80211_channel *channel = chan->chan; - 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; - } - - 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); - } - - REG_WRITE_ARRAY(&ah->iniModesRxGain, 1, regWrites); - 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, - modesIndex, regWrites); - - if (AR_SREV_9340(ah) && !ah->is_clk_25mhz) - REG_WRITE_ARRAY(&ah->iniModesAdditional_40M, 1, regWrites); - - ar9003_hw_override_ini(ah); - ar9003_hw_set_channel_regs(ah, chan); - ar9003_hw_set_chain_masks(ah, ah->rxchainmask, ah->txchainmask); - - /* Set TX power */ - ah->eep_ops->set_txpower(ah, chan, - ath9k_regd_get_ctl(regulatory, chan), - 0, - channel->maxpower * 2, - min((u32) MAX_RATE_POWER, - (u32) regulatory->power_limit), 0); - - return 0; -} - -static void ar9003_hw_set_rfmode(struct ath_hw *ah, - struct ath9k_channel *chan) -{ - u32 rfMode = 0; - - if (chan == NULL) - return; - - rfMode |= (IS_CHAN_B(chan) || IS_CHAN_G(chan)) - ? AR_PHY_MODE_DYNAMIC : AR_PHY_MODE_OFDM; - - if (IS_CHAN_A_FAST_CLOCK(ah, chan)) - rfMode |= (AR_PHY_MODE_DYNAMIC | AR_PHY_MODE_DYN_CCK_DISABLE); - - REG_WRITE(ah, AR_PHY_MODE, rfMode); -} - -static void ar9003_hw_mark_phy_inactive(struct ath_hw *ah) -{ - REG_WRITE(ah, AR_PHY_ACTIVE, AR_PHY_ACTIVE_DIS); -} - -static void ar9003_hw_set_delta_slope(struct ath_hw *ah, - struct ath9k_channel *chan) -{ - u32 coef_scaled, ds_coef_exp, ds_coef_man; - u32 clockMhzScaled = 0x64000000; - struct chan_centers centers; - - /* - * half and quarter rate can divide the scaled clock by 2 or 4 - * scale for selected channel bandwidth - */ - if (IS_CHAN_HALF_RATE(chan)) - clockMhzScaled = clockMhzScaled >> 1; - else if (IS_CHAN_QUARTER_RATE(chan)) - clockMhzScaled = clockMhzScaled >> 2; - - /* - * ALGO -> coef = 1e8/fcarrier*fclock/40; - * scaled coef to provide precision for this floating calculation - */ - ath9k_hw_get_channel_centers(ah, chan, ¢ers); - coef_scaled = clockMhzScaled / centers.synth_center; - - ath9k_hw_get_delta_slope_vals(ah, coef_scaled, &ds_coef_man, - &ds_coef_exp); - - REG_RMW_FIELD(ah, AR_PHY_TIMING3, - AR_PHY_TIMING3_DSC_MAN, ds_coef_man); - REG_RMW_FIELD(ah, AR_PHY_TIMING3, - AR_PHY_TIMING3_DSC_EXP, ds_coef_exp); - - /* - * For Short GI, - * scaled coeff is 9/10 that of normal coeff - */ - coef_scaled = (9 * coef_scaled) / 10; - - ath9k_hw_get_delta_slope_vals(ah, coef_scaled, &ds_coef_man, - &ds_coef_exp); - - /* for short gi */ - REG_RMW_FIELD(ah, AR_PHY_SGI_DELTA, - AR_PHY_SGI_DSC_MAN, ds_coef_man); - REG_RMW_FIELD(ah, AR_PHY_SGI_DELTA, - AR_PHY_SGI_DSC_EXP, ds_coef_exp); -} - -static int ar9003_hw_rfbus_req(struct ath_hw *ah) -{ - REG_WRITE(ah, AR_PHY_RFBUS_REQ, AR_PHY_RFBUS_REQ_EN); - return ath9k_hw_wait(ah, AR_PHY_RFBUS_GRANT, AR_PHY_RFBUS_GRANT_EN, - AR_PHY_RFBUS_GRANT_EN, AH_WAIT_TIMEOUT); -} - -/* - * Wait for the frequency synth to settle (synth goes on via PHY_ACTIVE_EN). - * Read the phy active delay register. Value is in 100ns increments. - */ -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); - - REG_WRITE(ah, AR_PHY_RFBUS_REQ, 0); -} - -static void ar9003_hw_set_diversity(struct ath_hw *ah, int value) -{ - u32 v = REG_READ(ah, AR_PHY_CCK_DETECT); - if (value) - v |= AR_PHY_CCK_DETECT_BB_ENABLE_ANT_FAST_DIV; - else - v &= ~AR_PHY_CCK_DETECT_BB_ENABLE_ANT_FAST_DIV; - REG_WRITE(ah, AR_PHY_CCK_DETECT, v); -} - -static int ar9003_hw_ani_control(struct ath_hw *ah, - enum ath9k_ani_cmd cmd, int param) -{ - struct ath9k_channel *chan = ah->curchan; - struct ar5416AniState *aniState = &chan->ani; - s32 value, value2; - - switch (cmd & ah->ani_function) { - case ATH9K_ANI_OFDM_WEAK_SIGNAL_DETECTION:{ - /* - * on == 1 means ofdm weak signal detection is ON - * on == 1 is the default, for less noise immunity - * - * on == 0 means ofdm weak signal detection is OFF - * 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 ? - aniState->iniDef.m1ThreshLow : m1ThreshLow_off; - int m2ThreshLow = on ? - aniState->iniDef.m2ThreshLow : m2ThreshLow_off; - int m1Thresh = on ? - aniState->iniDef.m1Thresh : m1Thresh_off; - int m2Thresh = on ? - aniState->iniDef.m2Thresh : m2Thresh_off; - int m2CountThr = on ? - aniState->iniDef.m2CountThr : m2CountThr_off; - int m2CountThrLow = on ? - aniState->iniDef.m2CountThrLow : m2CountThrLow_off; - int m1ThreshLowExt = on ? - aniState->iniDef.m1ThreshLowExt : m1ThreshLowExt_off; - int m2ThreshLowExt = on ? - aniState->iniDef.m2ThreshLowExt : m2ThreshLowExt_off; - int m1ThreshExt = on ? - aniState->iniDef.m1ThreshExt : m1ThreshExt_off; - int m2ThreshExt = on ? - aniState->iniDef.m2ThreshExt : m2ThreshExt_off; - - REG_RMW_FIELD(ah, AR_PHY_SFCORR_LOW, - AR_PHY_SFCORR_LOW_M1_THRESH_LOW, - m1ThreshLow); - REG_RMW_FIELD(ah, AR_PHY_SFCORR_LOW, - AR_PHY_SFCORR_LOW_M2_THRESH_LOW, - m2ThreshLow); - REG_RMW_FIELD(ah, AR_PHY_SFCORR, - AR_PHY_SFCORR_M1_THRESH, m1Thresh); - REG_RMW_FIELD(ah, AR_PHY_SFCORR, - AR_PHY_SFCORR_M2_THRESH, m2Thresh); - REG_RMW_FIELD(ah, AR_PHY_SFCORR, - 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); - REG_RMW_FIELD(ah, AR_PHY_SFCORR_EXT, - AR_PHY_SFCORR_EXT_M2_THRESH_LOW, m2ThreshLowExt); - REG_RMW_FIELD(ah, AR_PHY_SFCORR_EXT, - AR_PHY_SFCORR_EXT_M1_THRESH, m1ThreshExt); - REG_RMW_FIELD(ah, AR_PHY_SFCORR_EXT, - AR_PHY_SFCORR_EXT_M2_THRESH, m2ThreshExt); - - if (on) - REG_SET_BIT(ah, AR_PHY_SFCORR_LOW, - AR_PHY_SFCORR_LOW_USE_SELF_CORR_LOW); - else - REG_CLR_BIT(ah, AR_PHY_SFCORR_LOW, - AR_PHY_SFCORR_LOW_USE_SELF_CORR_LOW); - - if (on != aniState->ofdmWeakSigDetect) { - DBG2("ath9k: " - "** ch %d: ofdm weak signal: %s=>%s\n", - chan->channel, - aniState->ofdmWeakSigDetect ? - "on" : "off", - on ? "on" : "off"); - if (on) - ah->stats.ast_ani_ofdmon++; - else - ah->stats.ast_ani_ofdmoff++; - aniState->ofdmWeakSigDetect = on; - } - break; - } - case ATH9K_ANI_FIRSTEP_LEVEL:{ - u32 level = param; - - if (level >= ARRAY_SIZE(firstep_table)) { - DBG("ath9k: " - "ATH9K_ANI_FIRSTEP_LEVEL: level out of range (%d > %zd)\n", - level, ARRAY_SIZE(firstep_table)); - return 0; - } - - /* - * make register setting relative to default - * from INI file & cap value - */ - value = firstep_table[level] - - firstep_table[ATH9K_ANI_FIRSTEP_LVL_NEW] + - aniState->iniDef.firstep; - if (value < ATH9K_SIG_FIRSTEP_SETTING_MIN) - value = ATH9K_SIG_FIRSTEP_SETTING_MIN; - if (value > ATH9K_SIG_FIRSTEP_SETTING_MAX) - value = ATH9K_SIG_FIRSTEP_SETTING_MAX; - REG_RMW_FIELD(ah, AR_PHY_FIND_SIG, - AR_PHY_FIND_SIG_FIRSTEP, - value); - /* - * we need to set first step low register too - * make register setting relative to default - * from INI file & cap value - */ - value2 = firstep_table[level] - - firstep_table[ATH9K_ANI_FIRSTEP_LVL_NEW] + - aniState->iniDef.firstepLow; - if (value2 < ATH9K_SIG_FIRSTEP_SETTING_MIN) - value2 = ATH9K_SIG_FIRSTEP_SETTING_MIN; - if (value2 > ATH9K_SIG_FIRSTEP_SETTING_MAX) - value2 = ATH9K_SIG_FIRSTEP_SETTING_MAX; - - REG_RMW_FIELD(ah, AR_PHY_FIND_SIG_LOW, - AR_PHY_FIND_SIG_LOW_FIRSTEP_LOW, value2); - - if (level != aniState->firstepLevel) { - DBG2("ath9k: " - "** ch %d: level %d=>%d[def:%d] firstep[level]=%d ini=%d\n", - chan->channel, - aniState->firstepLevel, - level, - ATH9K_ANI_FIRSTEP_LVL_NEW, - value, - aniState->iniDef.firstep); - DBG2("ath9k: " - "** ch %d: level %d=>%d[def:%d] firstep_low[level]=%d ini=%d\n", - chan->channel, - aniState->firstepLevel, - level, - ATH9K_ANI_FIRSTEP_LVL_NEW, - value2, - aniState->iniDef.firstepLow); - if (level > aniState->firstepLevel) - ah->stats.ast_ani_stepup++; - else if (level < aniState->firstepLevel) - ah->stats.ast_ani_stepdown++; - aniState->firstepLevel = level; - } - break; - } - case ATH9K_ANI_SPUR_IMMUNITY_LEVEL:{ - u32 level = param; - - if (level >= ARRAY_SIZE(cycpwrThr1_table)) { - DBG("ath9k: " - "ATH9K_ANI_SPUR_IMMUNITY_LEVEL: level out of range (%d > %zd)\n", - level, ARRAY_SIZE(cycpwrThr1_table)); - return 0; - } - /* - * make register setting relative to default - * from INI file & cap value - */ - value = cycpwrThr1_table[level] - - cycpwrThr1_table[ATH9K_ANI_SPUR_IMMUNE_LVL_NEW] + - aniState->iniDef.cycpwrThr1; - if (value < ATH9K_SIG_SPUR_IMM_SETTING_MIN) - value = ATH9K_SIG_SPUR_IMM_SETTING_MIN; - if (value > ATH9K_SIG_SPUR_IMM_SETTING_MAX) - value = ATH9K_SIG_SPUR_IMM_SETTING_MAX; - REG_RMW_FIELD(ah, AR_PHY_TIMING5, - AR_PHY_TIMING5_CYCPWR_THR1, - value); - - /* - * set AR_PHY_EXT_CCA for extension channel - * make register setting relative to default - * from INI file & cap value - */ - value2 = cycpwrThr1_table[level] - - cycpwrThr1_table[ATH9K_ANI_SPUR_IMMUNE_LVL_NEW] + - aniState->iniDef.cycpwrThr1Ext; - if (value2 < ATH9K_SIG_SPUR_IMM_SETTING_MIN) - value2 = ATH9K_SIG_SPUR_IMM_SETTING_MIN; - if (value2 > ATH9K_SIG_SPUR_IMM_SETTING_MAX) - value2 = ATH9K_SIG_SPUR_IMM_SETTING_MAX; - REG_RMW_FIELD(ah, AR_PHY_EXT_CCA, - AR_PHY_EXT_CYCPWR_THR1, value2); - - if (level != aniState->spurImmunityLevel) { - DBG2("ath9k: " - "** ch %d: level %d=>%d[def:%d] cycpwrThr1[level]=%d ini=%d\n", - chan->channel, - aniState->spurImmunityLevel, - level, - ATH9K_ANI_SPUR_IMMUNE_LVL_NEW, - value, - aniState->iniDef.cycpwrThr1); - DBG2("ath9k: " - "** ch %d: level %d=>%d[def:%d] cycpwrThr1Ext[level]=%d ini=%d\n", - chan->channel, - aniState->spurImmunityLevel, - level, - ATH9K_ANI_SPUR_IMMUNE_LVL_NEW, - value2, - aniState->iniDef.cycpwrThr1Ext); - if (level > aniState->spurImmunityLevel) - ah->stats.ast_ani_spurup++; - else if (level < aniState->spurImmunityLevel) - ah->stats.ast_ani_spurdown++; - aniState->spurImmunityLevel = level; - } - break; - } - case ATH9K_ANI_MRC_CCK:{ - /* - * is_on == 1 means MRC CCK ON (default, less noise imm) - * is_on == 0 means MRC CCK is OFF (more noise imm) - */ - int is_on = param ? 1 : 0; - 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)) { - DBG2("ath9k: " - "** ch %d: MRC CCK: %s=>%s\n", - chan->channel, - !aniState->mrcCCKOff ? "on" : "off", - is_on ? "on" : "off"); - if (is_on) - ah->stats.ast_ani_ccklow++; - else - ah->stats.ast_ani_cckhigh++; - aniState->mrcCCKOff = !is_on; - } - break; - } - case ATH9K_ANI_PRESENT: - break; - default: - DBG2("ath9k: invalid cmd %d\n", cmd); - return 0; - } - - DBG2("ath9k: " - "ANI parameters: SI=%d, ofdmWS=%s FS=%d MRCcck=%s listenTime=%d ofdmErrs=%d cckErrs=%d\n", - aniState->spurImmunityLevel, - aniState->ofdmWeakSigDetect ? "on" : "off", - aniState->firstepLevel, - !aniState->mrcCCKOff ? "on" : "off", - aniState->listenTime, - aniState->ofdmPhyErrCount, - aniState->cckPhyErrCount); - return 1; -} - -static void ar9003_hw_do_getnf(struct ath_hw *ah, - int16_t nfarray[NUM_NF_READINGS]) -{ -#define AR_PHY_CH_MINCCA_PWR 0x1FF00000 -#define AR_PHY_CH_MINCCA_PWR_S 20 -#define AR_PHY_CH_EXT_MINCCA_PWR 0x01FF0000 -#define AR_PHY_CH_EXT_MINCCA_PWR_S 16 - - int16_t nf; - int i; - - for (i = 0; i < AR9300_MAX_CHAINS; i++) { - if (ah->rxchainmask & BIT(i)) { - nf = MS(REG_READ(ah, ah->nf_regs[i]), - AR_PHY_CH_MINCCA_PWR); - nfarray[i] = sign_extend32(nf, 8); - - if (IS_CHAN_HT40(ah->curchan)) { - u8 ext_idx = AR9300_MAX_CHAINS + i; - - nf = MS(REG_READ(ah, ah->nf_regs[ext_idx]), - AR_PHY_CH_EXT_MINCCA_PWR); - nfarray[ext_idx] = sign_extend32(nf, 8); - } - } - } -} - -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; - 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; -} - -/* - * Initialize the ANI register values with default (ini) values. - * This routine is called during a (full) hardware reset after - * all the registers are initialised from the INI. - */ -static void ar9003_hw_ani_cache_ini_regs(struct ath_hw *ah) -{ - struct ar5416AniState *aniState; - struct ath9k_channel *chan = ah->curchan; - struct ath9k_ani_default *iniDef; - u32 val; - - aniState = &ah->curchan->ani; - iniDef = &aniState->iniDef; - - DBG2("ath9k: " - "ver %d.%d chan %d Mhz/0x%x\n", - ah->hw_version.macVersion, - ah->hw_version.macRev, - chan->channel, - chan->channelFlags); - - val = REG_READ(ah, AR_PHY_SFCORR); - iniDef->m1Thresh = MS(val, AR_PHY_SFCORR_M1_THRESH); - iniDef->m2Thresh = MS(val, AR_PHY_SFCORR_M2_THRESH); - iniDef->m2CountThr = MS(val, AR_PHY_SFCORR_M2COUNT_THR); - - val = REG_READ(ah, AR_PHY_SFCORR_LOW); - iniDef->m1ThreshLow = MS(val, AR_PHY_SFCORR_LOW_M1_THRESH_LOW); - iniDef->m2ThreshLow = MS(val, AR_PHY_SFCORR_LOW_M2_THRESH_LOW); - iniDef->m2CountThrLow = MS(val, AR_PHY_SFCORR_LOW_M2COUNT_THR_LOW); - - val = REG_READ(ah, AR_PHY_SFCORR_EXT); - iniDef->m1ThreshExt = MS(val, AR_PHY_SFCORR_EXT_M1_THRESH); - iniDef->m2ThreshExt = MS(val, AR_PHY_SFCORR_EXT_M2_THRESH); - iniDef->m1ThreshLowExt = MS(val, AR_PHY_SFCORR_EXT_M1_THRESH_LOW); - iniDef->m2ThreshLowExt = MS(val, AR_PHY_SFCORR_EXT_M2_THRESH_LOW); - iniDef->firstep = REG_READ_FIELD(ah, - AR_PHY_FIND_SIG, - AR_PHY_FIND_SIG_FIRSTEP); - iniDef->firstepLow = REG_READ_FIELD(ah, - AR_PHY_FIND_SIG_LOW, - AR_PHY_FIND_SIG_LOW_FIRSTEP_LOW); - iniDef->cycpwrThr1 = REG_READ_FIELD(ah, - AR_PHY_TIMING5, - AR_PHY_TIMING5_CYCPWR_THR1); - iniDef->cycpwrThr1Ext = REG_READ_FIELD(ah, - AR_PHY_EXT_CCA, - 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->ofdmWeakSigDetect = ATH9K_ANI_USE_OFDM_WEAK_SIG; - aniState->mrcCCKOff = !ATH9K_ANI_ENABLE_MRC_CCK; -} - -static void ar9003_hw_set_radar_params(struct ath_hw *ah, - struct ath_hw_radar_conf *conf) -{ - u32 radar_0 = 0, radar_1 = 0; - - if (!conf) { - REG_CLR_BIT(ah, AR_PHY_RADAR_0, AR_PHY_RADAR_0_ENA); - return; - } - - radar_0 |= AR_PHY_RADAR_0_ENA | AR_PHY_RADAR_0_FFT_ENA; - radar_0 |= SM(conf->fir_power, AR_PHY_RADAR_0_FIRPWR); - radar_0 |= SM(conf->radar_rssi, AR_PHY_RADAR_0_RRSSI); - radar_0 |= SM(conf->pulse_height, AR_PHY_RADAR_0_HEIGHT); - radar_0 |= SM(conf->pulse_rssi, AR_PHY_RADAR_0_PRSSI); - radar_0 |= SM(conf->pulse_inband, AR_PHY_RADAR_0_INBAND); - - radar_1 |= AR_PHY_RADAR_1_MAX_RRSSI; - radar_1 |= AR_PHY_RADAR_1_BLOCK_CHECK; - radar_1 |= SM(conf->pulse_maxlen, AR_PHY_RADAR_1_MAXLEN); - radar_1 |= SM(conf->pulse_inband_step, AR_PHY_RADAR_1_RELSTEP_THRESH); - radar_1 |= SM(conf->radar_inband, AR_PHY_RADAR_1_RELPWR_THRESH); - - REG_WRITE(ah, AR_PHY_RADAR_0, radar_0); - REG_WRITE(ah, AR_PHY_RADAR_1, radar_1); - if (conf->ext_channel) - 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); -} - -static void ar9003_hw_set_radar_conf(struct ath_hw *ah) -{ - struct ath_hw_radar_conf *conf = &ah->radar_conf; - - conf->fir_power = -28; - conf->radar_rssi = 0; - conf->pulse_height = 10; - conf->pulse_rssi = 24; - conf->pulse_inband = 8; - conf->pulse_maxlen = 255; - conf->pulse_inband_step = 12; - conf->radar_inband = 8; -} - -static void ar9003_hw_antdiv_comb_conf_get(struct ath_hw *ah, - 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->lna1_lna2_delta = -9; - antconf->div_group = 2; -} - -static void ar9003_hw_antdiv_comb_conf_set(struct ath_hw *ah, - struct ath_hw_antcomb_conf *antconf) -{ - 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); - - REG_WRITE(ah, AR_PHY_MC_GAIN_CTRL, regval); -} - -void ar9003_hw_attach_phy_ops(struct ath_hw *ah) -{ - struct ath_hw_private_ops *priv_ops = ath9k_hw_private_ops(ah); - struct ath_hw_ops *ops = ath9k_hw_ops(ah); - static const u32 ar9300_cca_regs[6] = { - AR_PHY_CCA_0, - AR_PHY_CCA_1, - AR_PHY_CCA_2, - AR_PHY_EXT_CCA, - AR_PHY_EXT_CCA_1, - AR_PHY_EXT_CCA_2, - }; - - priv_ops->rf_set_freq = ar9003_hw_set_channel; - priv_ops->spur_mitigate_freq = ar9003_hw_spur_mitigate; - priv_ops->compute_pll_control = ar9003_hw_compute_pll_control; - priv_ops->set_channel_regs = ar9003_hw_set_channel_regs; - priv_ops->init_bb = ar9003_hw_init_bb; - priv_ops->process_ini = ar9003_hw_process_ini; - priv_ops->set_rfmode = ar9003_hw_set_rfmode; - priv_ops->mark_phy_inactive = ar9003_hw_mark_phy_inactive; - priv_ops->set_delta_slope = ar9003_hw_set_delta_slope; - priv_ops->rfbus_req = ar9003_hw_rfbus_req; - priv_ops->rfbus_done = ar9003_hw_rfbus_done; - priv_ops->set_diversity = ar9003_hw_set_diversity; - priv_ops->ani_control = ar9003_hw_ani_control; - priv_ops->do_getnf = ar9003_hw_do_getnf; - priv_ops->ani_cache_ini_regs = ar9003_hw_ani_cache_ini_regs; - priv_ops->set_radar_params = ar9003_hw_set_radar_params; - - ops->antdiv_comb_conf_get = ar9003_hw_antdiv_comb_conf_get; - ops->antdiv_comb_conf_set = ar9003_hw_antdiv_comb_conf_set; - - ar9003_hw_set_nf_limits(ah); - ar9003_hw_set_radar_conf(ah); - memcpy(ah->nf_regs, ar9300_cca_regs, sizeof(ah->nf_regs)); -} - -void ar9003_hw_disable_phy_restart(struct ath_hw *ah) -{ - u32 val; - - val = REG_READ(ah, AR_PHY_RESTART); - val &= ~AR_PHY_RESTART_ENA; - - REG_WRITE(ah, AR_PHY_RESTART, val); -} |