diff options
Diffstat (limited to 'drivers/net/wireless/realtek/rtw88/rtw8821c.c')
| -rw-r--r-- | drivers/net/wireless/realtek/rtw88/rtw8821c.c | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/drivers/net/wireless/realtek/rtw88/rtw8821c.c b/drivers/net/wireless/realtek/rtw88/rtw8821c.c index adf224618a2a..429bb420b056 100644 --- a/drivers/net/wireless/realtek/rtw88/rtw8821c.c +++ b/drivers/net/wireless/realtek/rtw88/rtw8821c.c @@ -381,6 +381,65 @@ static void rtw8821c_set_channel_rxdfir(struct rtw_dev *rtwdev, u8 bw) } } +static void rtw8821c_cck_tx_filter_srrc(struct rtw_dev *rtwdev, u8 channel, u8 bw) +{ + struct rtw_hal *hal = &rtwdev->hal; + + if (channel == 14) { + rtw_write32_mask(rtwdev, REG_CCA_FLTR, MASKHWORD, 0xe82c); + rtw_write32_mask(rtwdev, REG_TXSF2, MASKDWORD, 0x0000b81c); + rtw_write32_mask(rtwdev, REG_TXSF6, MASKLWORD, 0x0000); + rtw_write32_mask(rtwdev, REG_TXFILTER, MASKDWORD, 0x00003667); + + rtw_write_rf(rtwdev, RF_PATH_A, RF_LUTWE2, RFREG_MASK, 0x00002); + rtw_write_rf(rtwdev, RF_PATH_A, RF_LUTWA, RFREG_MASK, 0x0001e); + rtw_write_rf(rtwdev, RF_PATH_A, RF_LUTWD0, RFREG_MASK, 0x00000); + rtw_write_rf(rtwdev, RF_PATH_A, RF_LUTWA, RFREG_MASK, 0x0001c); + rtw_write_rf(rtwdev, RF_PATH_A, RF_LUTWD0, RFREG_MASK, 0x00000); + rtw_write_rf(rtwdev, RF_PATH_A, RF_LUTWA, RFREG_MASK, 0x0000e); + rtw_write_rf(rtwdev, RF_PATH_A, RF_LUTWD0, RFREG_MASK, 0x00000); + rtw_write_rf(rtwdev, RF_PATH_A, RF_LUTWA, RFREG_MASK, 0x0000c); + rtw_write_rf(rtwdev, RF_PATH_A, RF_LUTWD0, RFREG_MASK, 0x00000); + rtw_write_rf(rtwdev, RF_PATH_A, RF_LUTWE2, RFREG_MASK, 0x00000); + } else if (channel == 13 || + (channel == 11 && bw == RTW_CHANNEL_WIDTH_40)) { + rtw_write32_mask(rtwdev, REG_CCA_FLTR, MASKHWORD, 0xf8fe); + rtw_write32_mask(rtwdev, REG_TXSF2, MASKDWORD, 0x64b80c1c); + rtw_write32_mask(rtwdev, REG_TXSF6, MASKLWORD, 0x8810); + rtw_write32_mask(rtwdev, REG_TXFILTER, MASKDWORD, 0x01235667); + + rtw_write_rf(rtwdev, RF_PATH_A, RF_LUTWE2, RFREG_MASK, 0x00002); + rtw_write_rf(rtwdev, RF_PATH_A, RF_LUTWA, RFREG_MASK, 0x0001e); + rtw_write_rf(rtwdev, RF_PATH_A, RF_LUTWD0, RFREG_MASK, 0x00027); + rtw_write_rf(rtwdev, RF_PATH_A, RF_LUTWA, RFREG_MASK, 0x0001c); + rtw_write_rf(rtwdev, RF_PATH_A, RF_LUTWD0, RFREG_MASK, 0x00027); + rtw_write_rf(rtwdev, RF_PATH_A, RF_LUTWA, RFREG_MASK, 0x0000e); + rtw_write_rf(rtwdev, RF_PATH_A, RF_LUTWD0, RFREG_MASK, 0x00029); + rtw_write_rf(rtwdev, RF_PATH_A, RF_LUTWA, RFREG_MASK, 0x0000c); + rtw_write_rf(rtwdev, RF_PATH_A, RF_LUTWD0, RFREG_MASK, 0x00026); + rtw_write_rf(rtwdev, RF_PATH_A, RF_LUTWE2, RFREG_MASK, 0x00000); + } else { + rtw_write32_mask(rtwdev, REG_CCA_FLTR, MASKHWORD, 0xe82c); + rtw_write32_mask(rtwdev, REG_TXSF2, MASKDWORD, + hal->ch_param[0]); + rtw_write32_mask(rtwdev, REG_TXSF6, MASKLWORD, + hal->ch_param[1] & MASKLWORD); + rtw_write32_mask(rtwdev, REG_TXFILTER, MASKDWORD, + hal->ch_param[2]); + + rtw_write_rf(rtwdev, RF_PATH_A, RF_LUTWE2, RFREG_MASK, 0x00002); + rtw_write_rf(rtwdev, RF_PATH_A, RF_LUTWA, RFREG_MASK, 0x0001e); + rtw_write_rf(rtwdev, RF_PATH_A, RF_LUTWD0, RFREG_MASK, 0x00000); + rtw_write_rf(rtwdev, RF_PATH_A, RF_LUTWA, RFREG_MASK, 0x0001c); + rtw_write_rf(rtwdev, RF_PATH_A, RF_LUTWD0, RFREG_MASK, 0x00000); + rtw_write_rf(rtwdev, RF_PATH_A, RF_LUTWA, RFREG_MASK, 0x0000e); + rtw_write_rf(rtwdev, RF_PATH_A, RF_LUTWD0, RFREG_MASK, 0x00000); + rtw_write_rf(rtwdev, RF_PATH_A, RF_LUTWA, RFREG_MASK, 0x0000c); + rtw_write_rf(rtwdev, RF_PATH_A, RF_LUTWD0, RFREG_MASK, 0x00000); + rtw_write_rf(rtwdev, RF_PATH_A, RF_LUTWE2, RFREG_MASK, 0x00000); + } +} + static void rtw8821c_set_channel_bb(struct rtw_dev *rtwdev, u8 channel, u8 bw, u8 primary_ch_idx) { @@ -395,6 +454,13 @@ static void rtw8821c_set_channel_bb(struct rtw_dev *rtwdev, u8 channel, u8 bw, rtw_write32_mask(rtwdev, REG_TXSCALE_A, 0xf00, 0x0); rtw_write32_mask(rtwdev, REG_CLKTRK, 0x1ffe0000, 0x96a); + + if (rtw_regd_srrc(rtwdev)) { + rtw8821c_cck_tx_filter_srrc(rtwdev, channel, bw); + goto set_bw; + } + + /* CCK TX filter parameters for default case */ if (channel == 14) { rtw_write32_mask(rtwdev, REG_TXSF2, MASKDWORD, 0x0000b81c); rtw_write32_mask(rtwdev, REG_TXSF6, MASKLWORD, 0x0000); @@ -430,6 +496,7 @@ static void rtw8821c_set_channel_bb(struct rtw_dev *rtwdev, u8 channel, u8 bw, rtw_write32_mask(rtwdev, REG_CLKTRK, 0x1ffe0000, 0x412); } +set_bw: switch (bw) { case RTW_CHANNEL_WIDTH_20: default: |