rtw89: handle TX/RX 160M bandwidth

Apply 160M bandwidth to RA (rate adaptive) mechanism, so it can transmit
packets with this bandwidth. On the other hand, convert 160M bandwidth
from RX desc to rx_info_bw.
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20220211075953.40421-7-pkshih@realtek.com

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

@@ -1165,13 +1165,7 @@ static bool rtw89_core_rx_ppdu_match(struct rtw89_dev *rtwdev,
 		rtw89_warn(rtwdev, "invalid RX rate mode %d\n", data_rate_mode);
 	}
 
-	if (desc_info->bw == RTW89_CHANNEL_WIDTH_80)
-		bw = RATE_INFO_BW_80;
-	else if (desc_info->bw == RTW89_CHANNEL_WIDTH_40)
-		bw = RATE_INFO_BW_40;
-	else
-		bw = RATE_INFO_BW_20;
-
+	bw = rtw89_hw_to_rate_info_bw(desc_info->bw);
 	gi_ltf = rtw89_rxdesc_to_nl_he_gi(rtwdev, desc_info, false);
 	ret = rtwdev->ppdu_sts.curr_rx_ppdu_cnt[band] == desc_info->ppdu_cnt &&
 	      status->rate_idx == rate_idx &&
@@ -1442,12 +1436,7 @@ static void rtw89_core_update_rx_status(struct rtw89_dev *rtwdev,
 	    !(desc_info->sw_dec || desc_info->icv_err))
 		rx_status->flag |= RX_FLAG_DECRYPTED;
 
-	if (desc_info->bw == RTW89_CHANNEL_WIDTH_80)
-		rx_status->bw = RATE_INFO_BW_80;
-	else if (desc_info->bw == RTW89_CHANNEL_WIDTH_40)
-		rx_status->bw = RATE_INFO_BW_40;
-	else
-		rx_status->bw = RATE_INFO_BW_20;
+	rx_status->bw = rtw89_hw_to_rate_info_bw(desc_info->bw);
 
 	data_rate = desc_info->data_rate;
 	data_rate_mode = GET_DATA_RATE_MODE(data_rate);

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

@@ -3160,6 +3160,18 @@ static inline struct rtw89_sta *sta_to_rtwsta_safe(struct ieee80211_sta *sta)
 	return sta ? (struct rtw89_sta *)sta->drv_priv : NULL;
 }
 
+static inline u8 rtw89_hw_to_rate_info_bw(enum rtw89_bandwidth hw_bw)
+{
+	if (hw_bw == RTW89_CHANNEL_WIDTH_160)
+		return RATE_INFO_BW_160;
+	else if (hw_bw == RTW89_CHANNEL_WIDTH_80)
+		return RATE_INFO_BW_80;
+	else if (hw_bw == RTW89_CHANNEL_WIDTH_40)
+		return RATE_INFO_BW_40;
+	else
+		return RATE_INFO_BW_20;
+}
+
 static inline
 struct rtw89_addr_cam_entry *rtw89_get_addr_cam_of(struct rtw89_vif *rtwvif,
 						   struct rtw89_sta *rtwsta)

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

@@ -302,6 +302,11 @@ static void rtw89_phy_ra_sta_update(struct rtw89_dev *rtwdev,
 	ra_mask &= rtw89_phy_ra_mask_cfg(rtwdev, rtwsta);
 
 	switch (sta->bandwidth) {
+	case IEEE80211_STA_RX_BW_160:
+		bw_mode = RTW89_CHANNEL_WIDTH_160;
+		sgi = sta->vht_cap.vht_supported &&
+		      (sta->vht_cap.cap & IEEE80211_VHT_CAP_SHORT_GI_160);
+		break;
 	case IEEE80211_STA_RX_BW_80:
 		bw_mode = RTW89_CHANNEL_WIDTH_80;
 		sgi = sta->vht_cap.vht_supported &&
@@ -1439,13 +1444,7 @@ static void rtw89_phy_c2h_ra_rpt_iter(void *data, struct ieee80211_sta *sta)
 		break;
 	}
 
-	if (bw == RTW89_CHANNEL_WIDTH_80)
-		ra_report->txrate.bw = RATE_INFO_BW_80;
-	else if (bw == RTW89_CHANNEL_WIDTH_40)
-		ra_report->txrate.bw = RATE_INFO_BW_40;
-	else
-		ra_report->txrate.bw = RATE_INFO_BW_20;
-
+	ra_report->txrate.bw = rtw89_hw_to_rate_info_bw(bw);
 	ra_report->bit_rate = cfg80211_calculate_bitrate(&ra_report->txrate);
 	ra_report->hw_rate = FIELD_PREP(RTW89_HW_RATE_MASK_MOD, mode) |
 			     FIELD_PREP(RTW89_HW_RATE_MASK_VAL, rate);