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wifi: rtw89: 8922a: add TX power related ops

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The ::power_trim is to write bias value programmed in efuse to normalize
TX power, and then using ::set_txpwr_ctrl to set reference TX power value.
The ::set_txpwr is to set final TX power according to regulation of current
country.

Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://msgid.link/20240120003831.7014-6-pkshih@realtek.com
This commit is contained in:
Ping-Ke Shih
2024-01-20 08:38:30 +08:00
committed by Kalle Valo
parent d2ff221579
commit 295304040d
2 changed files with 137 additions and 1 deletions
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18
drivers/net/wireless/realtek/rtw89/reg.h
View File

@@ -7454,8 +7454,12 @@
#define RR_TXAC 0x5f
#define RR_TXAC_IQG GENMASK(3, 0)
#define RR_BIASA 0x60
#define RR_BIASA_TXG GENMASK(15, 12)
#define RR_BIASA_TXA GENMASK(19, 16)
#define RR_BIASA_TXG GENMASK(15, 12)
#define RR_BIASD_TXA_V1 GENMASK(15, 12)
#define RR_BIASA_TXA_V1 GENMASK(11, 8)
#define RR_BIASD_TXG_V1 GENMASK(7, 4)
#define RR_BIASA_TXG_V1 GENMASK(3, 0)
#define RR_BIASA_A GENMASK(2, 0)
#define RR_BIASA2 0x63
#define RR_BIASA2_LB GENMASK(4, 2)
@@ -8836,6 +8840,18 @@
#define R_IQK_DPK_PRST 0xE4AC
#define R_IQK_DPK_PRST_C1 0xE5AC
#define B_IQK_DPK_PRST BIT(27)
#define R_TSSI_MAP_OFST_P0 0xE620
#define R_TSSI_MAP_OFST_P1 0xE720
#define B_TSSI_MAP_OFST_OFDM GENMASK(17, 9)
#define B_TSSI_MAP_OFST_CCK GENMASK(26, 18)
#define R_TXAGC_REF0_P0 0xE628
#define R_TXAGC_REF0_P1 0xE728
#define B_TXAGC_REF0_OFDM_DBM GENMASK(8, 0)
#define B_TXAGC_REF0_CCK_DBM GENMASK(17, 9)
#define B_TXAGC_REF0_OFDM_CW GENMASK(26, 18)
#define R_TXAGC_REF1_P0 0xE62C
#define R_TXAGC_REF1_P1 0xE72C
#define B_TXAGC_REF1_CCK_CW GENMASK(8, 0)
/* WiFi CPU local domain */
#define R_AX_WDT_CTRL 0x0040

120
drivers/net/wireless/realtek/rtw89/rtw8922a.c
View File

@@ -644,6 +644,32 @@ static void rtw8922a_phycap_parsing_pa_bias_trim(struct rtw89_dev *rtwdev,
}
}
static void rtw8922a_pa_bias_trim(struct rtw89_dev *rtwdev)
{
struct rtw89_power_trim_info *info = &rtwdev->pwr_trim;
u8 pabias_2g, pabias_5g;
u8 i;
if (!info->pg_pa_bias_trim) {
rtw89_debug(rtwdev, RTW89_DBG_RFK,
"[PA_BIAS][TRIM] no PG, do nothing\n");
return;
}
for (i = 0; i < RF_PATH_NUM_8922A; i++) {
pabias_2g = FIELD_GET(GENMASK(3, 0), info->pa_bias_trim[i]);
pabias_5g = FIELD_GET(GENMASK(7, 4), info->pa_bias_trim[i]);
rtw89_debug(rtwdev, RTW89_DBG_RFK,
"[PA_BIAS][TRIM] path=%d 2G=0x%x 5G=0x%x\n",
i, pabias_2g, pabias_5g);
rtw89_write_rf(rtwdev, i, RR_BIASA, RR_BIASA_TXG_V1, pabias_2g);
rtw89_write_rf(rtwdev, i, RR_BIASA, RR_BIASA_TXA_V1, pabias_5g);
}
}
static void rtw8922a_phycap_parsing_pad_bias_trim(struct rtw89_dev *rtwdev,
u8 *phycap_map)
{
@@ -661,6 +687,31 @@ static void rtw8922a_phycap_parsing_pad_bias_trim(struct rtw89_dev *rtwdev,
}
}
static void rtw8922a_pad_bias_trim(struct rtw89_dev *rtwdev)
{
struct rtw89_power_trim_info *info = &rtwdev->pwr_trim;
u8 pad_bias_2g, pad_bias_5g;
u8 i;
if (!info->pg_pa_bias_trim) {
rtw89_debug(rtwdev, RTW89_DBG_RFK,
"[PAD_BIAS][TRIM] no PG, do nothing\n");
return;
}
for (i = 0; i < RF_PATH_NUM_8922A; i++) {
pad_bias_2g = u8_get_bits(info->pad_bias_trim[i], GENMASK(3, 0));
pad_bias_5g = u8_get_bits(info->pad_bias_trim[i], GENMASK(7, 4));
rtw89_debug(rtwdev, RTW89_DBG_RFK,
"[PAD_BIAS][TRIM] path=%d 2G=0x%x 5G=0x%x\n",
i, pad_bias_2g, pad_bias_5g);
rtw89_write_rf(rtwdev, i, RR_BIASA, RR_BIASD_TXG_V1, pad_bias_2g);
rtw89_write_rf(rtwdev, i, RR_BIASA, RR_BIASD_TXA_V1, pad_bias_5g);
}
}
static int rtw8922a_read_phycap(struct rtw89_dev *rtwdev, u8 *phycap_map)
{
rtw8922a_phycap_parsing_thermal_trim(rtwdev, phycap_map);
@@ -670,6 +721,12 @@ static int rtw8922a_read_phycap(struct rtw89_dev *rtwdev, u8 *phycap_map)
return 0;
}
static void rtw8922a_power_trim(struct rtw89_dev *rtwdev)
{
rtw8922a_pa_bias_trim(rtwdev);
rtw8922a_pad_bias_trim(rtwdev);
}
struct rtw8922a_bb_gain {
u32 gain_g[BB_PATH_NUM_8922A];
u32 gain_a[BB_PATH_NUM_8922A];
@@ -1043,6 +1100,64 @@ static void rtw8922a_set_channel(struct rtw89_dev *rtwdev,
rtw8922a_set_channel_bb(rtwdev, chan, phy_idx);
}
static void rtw8922a_set_txpwr_ref(struct rtw89_dev *rtwdev,
enum rtw89_phy_idx phy_idx)
{
s16 ref_ofdm = 0;
s16 ref_cck = 0;
rtw89_debug(rtwdev, RTW89_DBG_TXPWR, "[TXPWR] set txpwr reference\n");
rtw89_mac_txpwr_write32_mask(rtwdev, phy_idx, R_BE_PWR_REF_CTRL,
B_BE_PWR_REF_CTRL_OFDM, ref_ofdm);
rtw89_mac_txpwr_write32_mask(rtwdev, phy_idx, R_BE_PWR_REF_CTRL,
B_BE_PWR_REF_CTRL_CCK, ref_cck);
}
static void rtw8922a_bb_tx_triangular(struct rtw89_dev *rtwdev, bool en,
enum rtw89_phy_idx phy_idx)
{
u8 ctrl = en ? 0x1 : 0x0;
rtw89_phy_write32_idx(rtwdev, R_BEDGE3, B_BEDGE_CFG, ctrl, phy_idx);
}
static void rtw8922a_set_tx_shape(struct rtw89_dev *rtwdev,
const struct rtw89_chan *chan,
enum rtw89_phy_idx phy_idx)
{
const struct rtw89_rfe_parms *rfe_parms = rtwdev->rfe_parms;
const struct rtw89_tx_shape *tx_shape = &rfe_parms->tx_shape;
u8 tx_shape_idx;
u8 band, regd;
band = chan->band_type;
regd = rtw89_regd_get(rtwdev, band);
tx_shape_idx = (*tx_shape->lmt)[band][RTW89_RS_OFDM][regd];
if (tx_shape_idx == 0)
rtw8922a_bb_tx_triangular(rtwdev, false, phy_idx);
else
rtw8922a_bb_tx_triangular(rtwdev, true, phy_idx);
}
static void rtw8922a_set_txpwr(struct rtw89_dev *rtwdev,
const struct rtw89_chan *chan,
enum rtw89_phy_idx phy_idx)
{
rtw89_phy_set_txpwr_byrate(rtwdev, chan, phy_idx);
rtw89_phy_set_txpwr_offset(rtwdev, chan, phy_idx);
rtw8922a_set_tx_shape(rtwdev, chan, phy_idx);
rtw89_phy_set_txpwr_limit(rtwdev, chan, phy_idx);
rtw89_phy_set_txpwr_limit_ru(rtwdev, chan, phy_idx);
}
static void rtw8922a_set_txpwr_ctrl(struct rtw89_dev *rtwdev,
enum rtw89_phy_idx phy_idx)
{
rtw8922a_set_txpwr_ref(rtwdev, phy_idx);
}
static int rtw8922a_mac_enable_bb_rf(struct rtw89_dev *rtwdev)
{
rtw89_write8_set(rtwdev, R_BE_FEN_RST_ENABLE,
@@ -1079,6 +1194,11 @@ static const struct rtw89_chip_ops rtw8922a_chip_ops = {
.set_channel = rtw8922a_set_channel,
.read_efuse = rtw8922a_read_efuse,
.read_phycap = rtw8922a_read_phycap,
.power_trim = rtw8922a_power_trim,
.set_txpwr = rtw8922a_set_txpwr,
.set_txpwr_ctrl = rtw8922a_set_txpwr_ctrl,
.init_txpwr_unit = NULL,
.set_txpwr_ul_tb_offset = NULL,
.pwr_on_func = rtw8922a_pwr_on_func,
.pwr_off_func = rtw8922a_pwr_off_func,
.h2c_dctl_sec_cam = rtw89_fw_h2c_dctl_sec_cam_v2,