From: Chin-Yen Lee Date: Fri, 4 Oct 2024 06:54:08 +0000 (+0800) Subject: wifi: rtw89: wow: do not configure CPU IO to receive packets for old firmware X-Git-Tag: v6.13-rc1~135^2~195^2~47^2 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=fc442560016d9246460b317771bebbcbaf910aa2;p=thirdparty%2Fkernel%2Flinux.git wifi: rtw89: wow: do not configure CPU IO to receive packets for old firmware The older firmware of 8852A and 8852B can't receive packets via CPU IO function and will lead to WoWLAN fail if calling it. So use firmware feature to distinguish. Signed-off-by: Chin-Yen Lee Signed-off-by: Ping-Ke Shih Link: https://patch.msgid.link/20241004065408.10261-1-pkshih@realtek.com --- diff --git a/drivers/net/wireless/realtek/rtw89/core.h b/drivers/net/wireless/realtek/rtw89/core.h index ff7c90533c621..38df161bfd351 100644 --- a/drivers/net/wireless/realtek/rtw89/core.h +++ b/drivers/net/wireless/realtek/rtw89/core.h @@ -4445,6 +4445,7 @@ enum rtw89_fw_feature { RTW89_FW_FEATURE_WOW_REASON_V1, RTW89_FW_FEATURE_RFK_PRE_NOTIFY_V0, RTW89_FW_FEATURE_RFK_RXDCK_V0, + RTW89_FW_FEATURE_NO_WOW_CPU_IO_RX, }; struct rtw89_fw_suit { diff --git a/drivers/net/wireless/realtek/rtw89/fw.c b/drivers/net/wireless/realtek/rtw89/fw.c index 752a3c2536d4c..2c2fdf21f0658 100644 --- a/drivers/net/wireless/realtek/rtw89/fw.c +++ b/drivers/net/wireless/realtek/rtw89/fw.c @@ -665,11 +665,13 @@ static const struct __fw_feat_cfg fw_feat_tbl[] = { __CFG_FW_FEAT(RTL8852A, ge, 0, 13, 35, 0, SCAN_OFFLOAD), __CFG_FW_FEAT(RTL8852A, ge, 0, 13, 35, 0, TX_WAKE), __CFG_FW_FEAT(RTL8852A, ge, 0, 13, 36, 0, CRASH_TRIGGER), + __CFG_FW_FEAT(RTL8852A, lt, 0, 13, 37, 0, NO_WOW_CPU_IO_RX), __CFG_FW_FEAT(RTL8852A, lt, 0, 13, 38, 0, NO_PACKET_DROP), __CFG_FW_FEAT(RTL8852B, ge, 0, 29, 26, 0, NO_LPS_PG), __CFG_FW_FEAT(RTL8852B, ge, 0, 29, 26, 0, TX_WAKE), __CFG_FW_FEAT(RTL8852B, ge, 0, 29, 29, 0, CRASH_TRIGGER), __CFG_FW_FEAT(RTL8852B, ge, 0, 29, 29, 0, SCAN_OFFLOAD), + __CFG_FW_FEAT(RTL8852B, lt, 0, 29, 30, 0, NO_WOW_CPU_IO_RX), __CFG_FW_FEAT(RTL8852BT, ge, 0, 29, 74, 0, NO_LPS_PG), __CFG_FW_FEAT(RTL8852BT, ge, 0, 29, 74, 0, TX_WAKE), __CFG_FW_FEAT(RTL8852BT, ge, 0, 29, 90, 0, CRASH_TRIGGER), diff --git a/drivers/net/wireless/realtek/rtw89/mac.c b/drivers/net/wireless/realtek/rtw89/mac.c index b3f4170030870..e09f926bb4a09 100644 --- a/drivers/net/wireless/realtek/rtw89/mac.c +++ b/drivers/net/wireless/realtek/rtw89/mac.c @@ -6521,6 +6521,9 @@ int rtw89_mac_cpu_io_rx(struct rtw89_dev *rtwdev, bool wow_enable) struct rtw89_mac_c2h_info c2h_info = {}; u32 ret; + if (RTW89_CHK_FW_FEATURE(NO_WOW_CPU_IO_RX, &rtwdev->fw)) + return 0; + h2c_info.id = RTW89_FWCMD_H2CREG_FUNC_WOW_CPUIO_RX_CTRL; h2c_info.content_len = sizeof(h2c_info.u.hdr); h2c_info.u.hdr.w0 = u32_encode_bits(wow_enable, RTW89_H2CREG_WOW_CPUIO_RX_CTRL_EN); @@ -6557,6 +6560,9 @@ static int rtw89_wow_config_mac_ax(struct rtw89_dev *rtwdev, bool enable_wow) rtw89_write32(rtwdev, R_AX_TF_FWD, 0); rtw89_write32(rtwdev, R_AX_HW_RPT_FWD, 0); + if (RTW89_CHK_FW_FEATURE(NO_WOW_CPU_IO_RX, &rtwdev->fw)) + return 0; + if (chip->chip_id == RTL8852A || rtw89_is_rtl885xb(rtwdev)) rtw89_write8(rtwdev, R_BE_DBG_WOW_READY, WOWLAN_NOT_READY); else