wifi: rtw89: 8852b: don't support LPS-PG mode after firmware 0.29.26.0

Due to firmware size limit of 8852b, LPS-PG mode isn't supported after
0.29.26.0, and then we have more space to support other features, such as
P2P-PS, hardware scan and so on.
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20230123065401.14174-6-pkshih@realtek.com

drivers/net/wireless/realtek/rtw89/core.c

@@ -1764,7 +1764,8 @@ static enum rtw89_ps_mode rtw89_update_ps_mode(struct rtw89_dev *rtwdev)
 	    RTW89_CHK_FW_FEATURE(NO_DEEP_PS, &rtwdev->fw))
 		return RTW89_PS_MODE_NONE;
 
-	if (chip->ps_mode_supported & BIT(RTW89_PS_MODE_PWR_GATED))
+	if ((chip->ps_mode_supported & BIT(RTW89_PS_MODE_PWR_GATED)) &&
+	    !RTW89_CHK_FW_FEATURE(NO_LPS_PG, &rtwdev->fw))
 		return RTW89_PS_MODE_PWR_GATED;
 
 	if (chip->ps_mode_supported & BIT(RTW89_PS_MODE_CLK_GATED))
@@ -3160,7 +3161,6 @@ int rtw89_core_init(struct rtw89_dev *rtwdev)
 	rtw89_core_ppdu_sts_init(rtwdev);
 	rtw89_traffic_stats_init(rtwdev, &rtwdev->stats);
 
-	rtwdev->ps_mode = rtw89_update_ps_mode(rtwdev);
 	rtwdev->hal.rx_fltr = DEFAULT_AX_RX_FLTR;
 
 	INIT_WORK(&btc->eapol_notify_work, rtw89_btc_ntfy_eapol_packet_work);
@@ -3316,6 +3316,8 @@ int rtw89_chip_info_setup(struct rtw89_dev *rtwdev)
 	if (ret)
 		return ret;
 
+	rtwdev->ps_mode = rtw89_update_ps_mode(rtwdev);
+
 	return 0;
 }
 EXPORT_SYMBOL(rtw89_chip_info_setup);

drivers/net/wireless/realtek/rtw89/core.h

@@ -3023,6 +3023,7 @@ enum rtw89_fw_feature {
 	RTW89_FW_FEATURE_CRASH_TRIGGER,
 	RTW89_FW_FEATURE_PACKET_DROP,
 	RTW89_FW_FEATURE_NO_DEEP_PS,
+	RTW89_FW_FEATURE_NO_LPS_PG,
 };
 
 struct rtw89_fw_suit {

drivers/net/wireless/realtek/rtw89/fw.c

@@ -255,6 +255,7 @@ static const struct __fw_feat_cfg fw_feat_tbl[] = {
 	__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, ge, 0, 13, 38, 0, PACKET_DROP),
+	__CFG_FW_FEAT(RTL8852B, ge, 0, 29, 26, 0, NO_LPS_PG),
 	__CFG_FW_FEAT(RTL8852C, ge, 0, 27, 20, 0, PACKET_DROP),
 	__CFG_FW_FEAT(RTL8852C, le, 0, 27, 33, 0, NO_DEEP_PS),
 	__CFG_FW_FEAT(RTL8852C, ge, 0, 27, 34, 0, TX_WAKE),