From: Yan-Hsuan Chuang <[email protected]> Add support for doing IQK in firmware
Signed-off-by: Yan-Hsuan Chuang <[email protected]> --- drivers/net/wireless/realtek/rtw88/rtw8822c.c | 16 ++++++++++++++++ drivers/net/wireless/realtek/rtw88/rtw8822c.h | 2 ++ 2 files changed, 18 insertions(+) diff --git a/drivers/net/wireless/realtek/rtw88/rtw8822c.c b/drivers/net/wireless/realtek/rtw88/rtw8822c.c index e11bbc3..176ca5f 100644 --- a/drivers/net/wireless/realtek/rtw88/rtw8822c.c +++ b/drivers/net/wireless/realtek/rtw88/rtw8822c.c @@ -1876,6 +1876,22 @@ static void rtw8822c_false_alarm_statistics(struct rtw_dev *rtwdev) static void rtw8822c_do_iqk(struct rtw_dev *rtwdev) { + struct rtw_iqk_para para = {0}; + u8 iqk_chk; + int counter; + + para.clear = 1; + rtw_fw_do_iqk(rtwdev, ¶); + + for (counter = 0; counter < 300; counter++) { + iqk_chk = rtw_read8(rtwdev, REG_RPT_CIP); + if (iqk_chk == 0xaa) + break; + msleep(20); + } + rtw_write8(rtwdev, REG_IQKSTAT, 0x0); + + rtw_dbg(rtwdev, RTW_DBG_RFK, "iqk counter=%d\n", counter); } /* for coex */ diff --git a/drivers/net/wireless/realtek/rtw88/rtw8822c.h b/drivers/net/wireless/realtek/rtw88/rtw8822c.h index 5ee1de4..14a8894 100644 --- a/drivers/net/wireless/realtek/rtw88/rtw8822c.h +++ b/drivers/net/wireless/realtek/rtw88/rtw8822c.h @@ -176,6 +176,7 @@ struct rtw8822c_efuse { #define REG_TXF7 0x1ab0 #define REG_CCK_SOURCE 0x1abc #define BIT_NBI_EN BIT(30) +#define REG_IQKSTAT 0x1b10 #define REG_TXANT 0x1c28 #define REG_ENCCK 0x1c3c #define BIT_CCK_BLK_EN BIT(1) @@ -197,6 +198,7 @@ struct rtw8822c_efuse { #define REG_OFDM_FACNT3 0x2d0c #define REG_OFDM_FACNT4 0x2d10 #define REG_OFDM_FACNT5 0x2d20 +#define REG_RPT_CIP 0x2d9c #define REG_OFDM_TXCNT 0x2de0 #define REG_ORITXCODE2 0x4100 #define REG_3WIRE2 0x410c -- 2.7.4
