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path: root/drivers/net/wireless/mediatek/mt76/mt76x2_phy.c
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Diffstat (limited to 'drivers/net/wireless/mediatek/mt76/mt76x2_phy.c')
-rw-r--r--drivers/net/wireless/mediatek/mt76/mt76x2_phy.c347
1 files changed, 0 insertions, 347 deletions
diff --git a/drivers/net/wireless/mediatek/mt76/mt76x2_phy.c b/drivers/net/wireless/mediatek/mt76/mt76x2_phy.c
index 20ffa6a40d39..84c96c0415b6 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76x2_phy.c
+++ b/drivers/net/wireless/mediatek/mt76/mt76x2_phy.c
@@ -19,172 +19,6 @@
#include "mt76x2_mcu.h"
#include "mt76x2_eeprom.h"
-static void
-mt76x2_adjust_high_lna_gain(struct mt76x2_dev *dev, int reg, s8 offset)
-{
- s8 gain;
-
- gain = FIELD_GET(MT_BBP_AGC_LNA_HIGH_GAIN, mt76_rr(dev, MT_BBP(AGC, reg)));
- gain -= offset / 2;
- mt76_rmw_field(dev, MT_BBP(AGC, reg), MT_BBP_AGC_LNA_HIGH_GAIN, gain);
-}
-
-static void
-mt76x2_adjust_agc_gain(struct mt76x2_dev *dev, int reg, s8 offset)
-{
- s8 gain;
-
- gain = FIELD_GET(MT_BBP_AGC_GAIN, mt76_rr(dev, MT_BBP(AGC, reg)));
- gain += offset;
- mt76_rmw_field(dev, MT_BBP(AGC, reg), MT_BBP_AGC_GAIN, gain);
-}
-
-static void
-mt76x2_apply_gain_adj(struct mt76x2_dev *dev)
-{
- s8 *gain_adj = dev->cal.rx.high_gain;
-
- mt76x2_adjust_high_lna_gain(dev, 4, gain_adj[0]);
- mt76x2_adjust_high_lna_gain(dev, 5, gain_adj[1]);
-
- mt76x2_adjust_agc_gain(dev, 8, gain_adj[0]);
- mt76x2_adjust_agc_gain(dev, 9, gain_adj[1]);
-}
-
-static u32
-mt76x2_tx_power_mask(u8 v1, u8 v2, u8 v3, u8 v4)
-{
- u32 val = 0;
-
- val |= (v1 & (BIT(6) - 1)) << 0;
- val |= (v2 & (BIT(6) - 1)) << 8;
- val |= (v3 & (BIT(6) - 1)) << 16;
- val |= (v4 & (BIT(6) - 1)) << 24;
- return val;
-}
-
-int mt76x2_phy_get_rssi(struct mt76x2_dev *dev, s8 rssi, int chain)
-{
- struct mt76x2_rx_freq_cal *cal = &dev->cal.rx;
-
- rssi += cal->rssi_offset[chain];
- rssi -= cal->lna_gain;
-
- return rssi;
-}
-
-static void
-mt76x2_add_rate_power_offset(struct mt76_rate_power *r, int offset)
-{
- int i;
-
- for (i = 0; i < sizeof(r->all); i++)
- r->all[i] += offset;
-}
-
-static void
-mt76x2_limit_rate_power(struct mt76_rate_power *r, int limit)
-{
- int i;
-
- for (i = 0; i < sizeof(r->all); i++)
- if (r->all[i] > limit)
- r->all[i] = limit;
-}
-
-static int
-mt76x2_get_min_rate_power(struct mt76_rate_power *r)
-{
- int i;
- s8 ret = 0;
-
- for (i = 0; i < sizeof(r->all); i++) {
- if (!r->all[i])
- continue;
-
- if (ret)
- ret = min(ret, r->all[i]);
- else
- ret = r->all[i];
- }
-
- return ret;
-}
-
-
-void mt76x2_phy_set_txpower(struct mt76x2_dev *dev)
-{
- enum nl80211_chan_width width = dev->mt76.chandef.width;
- struct ieee80211_channel *chan = dev->mt76.chandef.chan;
- struct mt76x2_tx_power_info txp;
- int txp_0, txp_1, delta = 0;
- struct mt76_rate_power t = {};
- int base_power, gain;
-
- mt76x2_get_power_info(dev, &txp, chan);
-
- if (width == NL80211_CHAN_WIDTH_40)
- delta = txp.delta_bw40;
- else if (width == NL80211_CHAN_WIDTH_80)
- delta = txp.delta_bw80;
-
- mt76x2_get_rate_power(dev, &t, chan);
- mt76x2_add_rate_power_offset(&t, txp.chain[0].target_power);
- mt76x2_limit_rate_power(&t, dev->txpower_conf);
- dev->txpower_cur = mt76x2_get_max_rate_power(&t);
-
- base_power = mt76x2_get_min_rate_power(&t);
- delta += base_power - txp.chain[0].target_power;
- txp_0 = txp.chain[0].target_power + txp.chain[0].delta + delta;
- txp_1 = txp.chain[1].target_power + txp.chain[1].delta + delta;
-
- gain = min(txp_0, txp_1);
- if (gain < 0) {
- base_power -= gain;
- txp_0 -= gain;
- txp_1 -= gain;
- } else if (gain > 0x2f) {
- base_power -= gain - 0x2f;
- txp_0 = 0x2f;
- txp_1 = 0x2f;
- }
-
- mt76x2_add_rate_power_offset(&t, -base_power);
- dev->target_power = txp.chain[0].target_power;
- dev->target_power_delta[0] = txp_0 - txp.chain[0].target_power;
- dev->target_power_delta[1] = txp_1 - txp.chain[0].target_power;
- dev->rate_power = t;
-
- mt76_rmw_field(dev, MT_TX_ALC_CFG_0, MT_TX_ALC_CFG_0_CH_INIT_0, txp_0);
- mt76_rmw_field(dev, MT_TX_ALC_CFG_0, MT_TX_ALC_CFG_0_CH_INIT_1, txp_1);
-
- mt76_wr(dev, MT_TX_PWR_CFG_0,
- mt76x2_tx_power_mask(t.cck[0], t.cck[2], t.ofdm[0], t.ofdm[2]));
- mt76_wr(dev, MT_TX_PWR_CFG_1,
- mt76x2_tx_power_mask(t.ofdm[4], t.ofdm[6], t.ht[0], t.ht[2]));
- mt76_wr(dev, MT_TX_PWR_CFG_2,
- mt76x2_tx_power_mask(t.ht[4], t.ht[6], t.ht[8], t.ht[10]));
- mt76_wr(dev, MT_TX_PWR_CFG_3,
- mt76x2_tx_power_mask(t.ht[12], t.ht[14], t.ht[0], t.ht[2]));
- mt76_wr(dev, MT_TX_PWR_CFG_4,
- mt76x2_tx_power_mask(t.ht[4], t.ht[6], 0, 0));
- mt76_wr(dev, MT_TX_PWR_CFG_7,
- mt76x2_tx_power_mask(t.ofdm[6], t.vht[8], t.ht[6], t.vht[8]));
- mt76_wr(dev, MT_TX_PWR_CFG_8,
- mt76x2_tx_power_mask(t.ht[14], t.vht[8], t.vht[8], 0));
- mt76_wr(dev, MT_TX_PWR_CFG_9,
- mt76x2_tx_power_mask(t.ht[6], t.vht[8], t.vht[8], 0));
-}
-
-static bool
-mt76x2_channel_silent(struct mt76x2_dev *dev)
-{
- struct ieee80211_channel *chan = dev->mt76.chandef.chan;
-
- return ((chan->flags & IEEE80211_CHAN_RADAR) &&
- chan->dfs_state != NL80211_DFS_AVAILABLE);
-}
-
static bool
mt76x2_phy_tssi_init_cal(struct mt76x2_dev *dev)
{
@@ -243,140 +77,6 @@ mt76x2_phy_channel_calibrate(struct mt76x2_dev *dev, bool mac_stopped)
dev->cal.channel_cal_done = true;
}
-static void
-mt76x2_phy_set_txpower_regs(struct mt76x2_dev *dev, enum nl80211_band band)
-{
- u32 pa_mode[2];
- u32 pa_mode_adj;
-
- if (band == NL80211_BAND_2GHZ) {
- pa_mode[0] = 0x010055ff;
- pa_mode[1] = 0x00550055;
-
- mt76_wr(dev, MT_TX_ALC_CFG_2, 0x35160a00);
- mt76_wr(dev, MT_TX_ALC_CFG_3, 0x35160a06);
-
- if (mt76x2_ext_pa_enabled(dev, band)) {
- mt76_wr(dev, MT_RF_PA_MODE_ADJ0, 0x0000ec00);
- mt76_wr(dev, MT_RF_PA_MODE_ADJ1, 0x0000ec00);
- } else {
- mt76_wr(dev, MT_RF_PA_MODE_ADJ0, 0xf4000200);
- mt76_wr(dev, MT_RF_PA_MODE_ADJ1, 0xfa000200);
- }
- } else {
- pa_mode[0] = 0x0000ffff;
- pa_mode[1] = 0x00ff00ff;
-
- if (mt76x2_ext_pa_enabled(dev, band)) {
- mt76_wr(dev, MT_TX_ALC_CFG_2, 0x2f0f0400);
- mt76_wr(dev, MT_TX_ALC_CFG_3, 0x2f0f0476);
- } else {
- mt76_wr(dev, MT_TX_ALC_CFG_2, 0x1b0f0400);
- mt76_wr(dev, MT_TX_ALC_CFG_3, 0x1b0f0476);
- }
-
- if (mt76x2_ext_pa_enabled(dev, band))
- pa_mode_adj = 0x04000000;
- else
- pa_mode_adj = 0;
-
- mt76_wr(dev, MT_RF_PA_MODE_ADJ0, pa_mode_adj);
- mt76_wr(dev, MT_RF_PA_MODE_ADJ1, pa_mode_adj);
- }
-
- mt76_wr(dev, MT_BB_PA_MODE_CFG0, pa_mode[0]);
- mt76_wr(dev, MT_BB_PA_MODE_CFG1, pa_mode[1]);
- mt76_wr(dev, MT_RF_PA_MODE_CFG0, pa_mode[0]);
- mt76_wr(dev, MT_RF_PA_MODE_CFG1, pa_mode[1]);
-
- if (mt76x2_ext_pa_enabled(dev, band)) {
- u32 val;
-
- if (band == NL80211_BAND_2GHZ)
- val = 0x3c3c023c;
- else
- val = 0x363c023c;
-
- mt76_wr(dev, MT_TX0_RF_GAIN_CORR, val);
- mt76_wr(dev, MT_TX1_RF_GAIN_CORR, val);
- mt76_wr(dev, MT_TX_ALC_CFG_4, 0x00001818);
- } else {
- if (band == NL80211_BAND_2GHZ) {
- u32 val = 0x0f3c3c3c;
-
- mt76_wr(dev, MT_TX0_RF_GAIN_CORR, val);
- mt76_wr(dev, MT_TX1_RF_GAIN_CORR, val);
- mt76_wr(dev, MT_TX_ALC_CFG_4, 0x00000606);
- } else {
- mt76_wr(dev, MT_TX0_RF_GAIN_CORR, 0x383c023c);
- mt76_wr(dev, MT_TX1_RF_GAIN_CORR, 0x24282e28);
- mt76_wr(dev, MT_TX_ALC_CFG_4, 0);
- }
- }
-}
-
-static void
-mt76x2_configure_tx_delay(struct mt76x2_dev *dev, enum nl80211_band band, u8 bw)
-{
- u32 cfg0, cfg1;
-
- if (mt76x2_ext_pa_enabled(dev, band)) {
- cfg0 = bw ? 0x000b0c01 : 0x00101101;
- cfg1 = 0x00011414;
- } else {
- cfg0 = bw ? 0x000b0b01 : 0x00101001;
- cfg1 = 0x00021414;
- }
- mt76_wr(dev, MT_TX_SW_CFG0, cfg0);
- mt76_wr(dev, MT_TX_SW_CFG1, cfg1);
-
- mt76_rmw_field(dev, MT_XIFS_TIME_CFG, MT_XIFS_TIME_CFG_OFDM_SIFS, 15);
-}
-
-static void
-mt76x2_phy_set_bw(struct mt76x2_dev *dev, int width, u8 ctrl)
-{
- int core_val, agc_val;
-
- switch (width) {
- case NL80211_CHAN_WIDTH_80:
- core_val = 3;
- agc_val = 7;
- break;
- case NL80211_CHAN_WIDTH_40:
- core_val = 2;
- agc_val = 3;
- break;
- default:
- core_val = 0;
- agc_val = 1;
- break;
- }
-
- mt76_rmw_field(dev, MT_BBP(CORE, 1), MT_BBP_CORE_R1_BW, core_val);
- mt76_rmw_field(dev, MT_BBP(AGC, 0), MT_BBP_AGC_R0_BW, agc_val);
- mt76_rmw_field(dev, MT_BBP(AGC, 0), MT_BBP_AGC_R0_CTRL_CHAN, ctrl);
- mt76_rmw_field(dev, MT_BBP(TXBE, 0), MT_BBP_TXBE_R0_CTRL_CHAN, ctrl);
-}
-
-static void
-mt76x2_phy_set_band(struct mt76x2_dev *dev, int band, bool primary_upper)
-{
- switch (band) {
- case NL80211_BAND_2GHZ:
- mt76_set(dev, MT_TX_BAND_CFG, MT_TX_BAND_CFG_2G);
- mt76_clear(dev, MT_TX_BAND_CFG, MT_TX_BAND_CFG_5G);
- break;
- case NL80211_BAND_5GHZ:
- mt76_clear(dev, MT_TX_BAND_CFG, MT_TX_BAND_CFG_2G);
- mt76_set(dev, MT_TX_BAND_CFG, MT_TX_BAND_CFG_5G);
- break;
- }
-
- mt76_rmw_field(dev, MT_TX_BAND_CFG, MT_TX_BAND_CFG_UPPER_40M,
- primary_upper);
-}
-
void mt76x2_phy_set_antenna(struct mt76x2_dev *dev)
{
u32 val;
@@ -500,53 +200,6 @@ mt76x2_phy_adjust_vga_gain(struct mt76x2_dev *dev)
mt76x2_phy_set_gain_val(dev);
}
-static int
-mt76x2_phy_get_min_avg_rssi(struct mt76x2_dev *dev)
-{
- struct mt76x2_sta *sta;
- struct mt76_wcid *wcid;
- int i, j, min_rssi = 0;
- s8 cur_rssi;
-
- local_bh_disable();
- rcu_read_lock();
-
- for (i = 0; i < ARRAY_SIZE(dev->wcid_mask); i++) {
- unsigned long mask = dev->wcid_mask[i];
-
- if (!mask)
- continue;
-
- for (j = i * BITS_PER_LONG; mask; j++, mask >>= 1) {
- if (!(mask & 1))
- continue;
-
- wcid = rcu_dereference(dev->wcid[j]);
- if (!wcid)
- continue;
-
- sta = container_of(wcid, struct mt76x2_sta, wcid);
- spin_lock(&dev->mt76.rx_lock);
- if (sta->inactive_count++ < 5)
- cur_rssi = ewma_signal_read(&sta->rssi);
- else
- cur_rssi = 0;
- spin_unlock(&dev->mt76.rx_lock);
-
- if (cur_rssi < min_rssi)
- min_rssi = cur_rssi;
- }
- }
-
- rcu_read_unlock();
- local_bh_enable();
-
- if (!min_rssi)
- return -75;
-
- return min_rssi;
-}
-
static void
mt76x2_phy_update_channel_gain(struct mt76x2_dev *dev)
{
generated by cgit (git 2.34.1) at 2025-04-25 19:49:30 +0000