diff options
| author | Ping-Ke Shih <pkshih@realtek.com> | 2022-04-14 09:20:26 +0300 |
|---|---|---|
| committer | Kalle Valo <kvalo@kernel.org> | 2022-04-23 15:44:51 +0300 |
| commit | 79dafcd4ff6fc5edb86528345e91b417d0bd016e (patch) | |
| tree | 82f54ad9a12b12bb87ffd67e9ee4e63dcb21b262 /drivers/net/wireless/realtek/rtw89 | |
| parent | 1b00e9236a7131284609d10e6f63ff2864ebe650 (diff) | |
| download | linux-79dafcd4ff6fc5edb86528345e91b417d0bd016e.tar.xz | |
rtw89: 8852c: add help function of set channel
During setting channel, we need to backup/restore and disable/enable some
settings. The settings include SCH (scheduler channel), PPDU status report,
and RF components, DFS and ADC.
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20220414062027.62638-13-pkshih@realtek.com
Diffstat (limited to 'drivers/net/wireless/realtek/rtw89')
| -rw-r--r-- | drivers/net/wireless/realtek/rtw89/rtw8852c.c | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/drivers/net/wireless/realtek/rtw89/rtw8852c.c b/drivers/net/wireless/realtek/rtw89/rtw8852c.c index c5377e8843dd..510614630bfb 100644 --- a/drivers/net/wireless/realtek/rtw89/rtw8852c.c +++ b/drivers/net/wireless/realtek/rtw89/rtw8852c.c @@ -1727,6 +1727,45 @@ static void rtw8852c_set_channel(struct rtw89_dev *rtwdev, rtw8852c_set_channel_rf(rtwdev, params, RTW89_PHY_0); } +static void rtw8852c_dfs_en(struct rtw89_dev *rtwdev, bool en) +{ + if (en) + rtw89_phy_write32_mask(rtwdev, R_UPD_P0, B_UPD_P0_EN, 1); + else + rtw89_phy_write32_mask(rtwdev, R_UPD_P0, B_UPD_P0_EN, 0); +} + +static void rtw8852c_adc_en(struct rtw89_dev *rtwdev, bool en) +{ + if (en) + rtw89_phy_write32_mask(rtwdev, R_ADC_FIFO, B_ADC_FIFO_RST, + 0x0); + else + rtw89_phy_write32_mask(rtwdev, R_ADC_FIFO, B_ADC_FIFO_RST, + 0xf); +} + +static void rtw8852c_set_channel_help(struct rtw89_dev *rtwdev, bool enter, + struct rtw89_channel_help_params *p) +{ + u8 phy_idx = RTW89_PHY_0; + + if (enter) { + rtw89_chip_stop_sch_tx(rtwdev, RTW89_MAC_0, &p->tx_en, RTW89_SCH_TX_SEL_ALL); + rtw89_mac_cfg_ppdu_status(rtwdev, RTW89_MAC_0, false); + rtw8852c_dfs_en(rtwdev, false); + rtw8852c_adc_en(rtwdev, false); + fsleep(40); + rtw8852c_bb_reset_en(rtwdev, phy_idx, false); + } else { + rtw89_mac_cfg_ppdu_status(rtwdev, RTW89_MAC_0, true); + rtw8852c_adc_en(rtwdev, true); + rtw8852c_dfs_en(rtwdev, true); + rtw8852c_bb_reset_en(rtwdev, phy_idx, true); + rtw89_chip_resume_sch_tx(rtwdev, RTW89_MAC_0, p->tx_en); + } +} + static void rtw8852c_set_txpwr_ul_tb_offset(struct rtw89_dev *rtwdev, s8 pw_ofst, enum rtw89_mac_idx mac_idx) @@ -1913,6 +1952,7 @@ static const struct rtw89_chip_ops rtw8852c_chip_ops = { .bb_reset = rtw8852c_bb_reset, .bb_sethw = rtw8852c_bb_sethw, .set_channel = rtw8852c_set_channel, + .set_channel_help = rtw8852c_set_channel_help, .read_efuse = rtw8852c_read_efuse, .read_phycap = rtw8852c_read_phycap, .power_trim = rtw8852c_power_trim, |