B_P0_CFCH_EX
rtw89_phy_write32_mask(rtwdev, R_P0_CFCH_BW1, B_P0_CFCH_EX, 0x1);
rtw89_phy_write32_mask(rtwdev, R_P0_CFCH_BW1, B_P0_CFCH_EX, 0x0);