rtw89: convert rtw89_band to nl80211_band precisely

Before 6 GHz band was supported, i.e. only 2 GHz and 5 GHz, they were the
same from the numerical point of view. However, after 6 GHz band support,
we need to do this conversion logically.
Signed-off-by: Zong-Zhe Yang <kevin_yang@realtek.com>
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20220516005215.5878-6-pkshih@realtek.com

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

@@ -1608,10 +1608,13 @@ static void rtw89_core_update_rx_status(struct rtw89_dev *rtwdev,
 
 	if (rtwdev->scanning &&
 	    RTW89_CHK_FW_FEATURE(SCAN_OFFLOAD, &rtwdev->fw)) {
-		rx_status->freq =
-			ieee80211_channel_to_frequency(hal->current_channel,
-						       hal->current_band_type);
-		rx_status->band = rtwdev->hal.current_band_type;
+		u8 chan = hal->current_channel;
+		u8 band = hal->current_band_type;
+		enum nl80211_band nl_band;
+
+		nl_band = rtw89_hw_to_nl80211_band(band);
+		rx_status->freq = ieee80211_channel_to_frequency(chan, nl_band);
+		rx_status->band = nl_band;
 	}
 
 	if (desc_info->icv_err || desc_info->crc32_err)

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

@@ -3480,6 +3480,20 @@ static inline u8 rtw89_hw_to_rate_info_bw(enum rtw89_bandwidth hw_bw)
 		return RATE_INFO_BW_20;
 }
 
+static inline
+enum nl80211_band rtw89_hw_to_nl80211_band(enum rtw89_band hw_band)
+{
+	switch (hw_band) {
+	default:
+	case RTW89_BAND_2G:
+		return NL80211_BAND_2GHZ;
+	case RTW89_BAND_5G:
+		return NL80211_BAND_5GHZ;
+	case RTW89_BAND_6G:
+		return NL80211_BAND_6GHZ;
+	}
+}
+
 static inline
 enum rtw89_bandwidth nl_to_rtw89_bandwidth(enum nl80211_chan_width width)
 {

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

@@ -2068,7 +2068,7 @@ static void rtw89_release_pkt_list(struct rtw89_dev *rtwdev)
 	struct rtw89_pktofld_info *info, *tmp;
 	u8 idx;
 
-	for (idx = RTW89_BAND_2G; idx < NUM_NL80211_BANDS; idx++) {
+	for (idx = NL80211_BAND_2GHZ; idx < NUM_NL80211_BANDS; idx++) {
 		if (!(rtwdev->chip->support_bands & BIT(idx)))
 			continue;
 

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

@@ -429,27 +429,28 @@ void rtw89_phy_rate_pattern_vif(struct rtw89_dev *rtwdev,
 					 RTW89_HW_RATE_MCS16,
 					 RTW89_HW_RATE_MCS24};
 	u8 band = rtwdev->hal.current_band_type;
+	enum nl80211_band nl_band = rtw89_hw_to_nl80211_band(band);
 	u8 tx_nss = rtwdev->hal.tx_nss;
 	u8 i;
 
 	for (i = 0; i < tx_nss; i++)
 		if (!__check_rate_pattern(&next_pattern, hw_rate_he[i],
 					  RA_MASK_HE_RATES, RTW89_RA_MODE_HE,
-					  mask->control[band].he_mcs[i],
+					  mask->control[nl_band].he_mcs[i],
 					  0, true))
 			goto out;
 
 	for (i = 0; i < tx_nss; i++)
 		if (!__check_rate_pattern(&next_pattern, hw_rate_vht[i],
 					  RA_MASK_VHT_RATES, RTW89_RA_MODE_VHT,
-					  mask->control[band].vht_mcs[i],
+					  mask->control[nl_band].vht_mcs[i],
 					  0, true))
 			goto out;
 
 	for (i = 0; i < tx_nss; i++)
 		if (!__check_rate_pattern(&next_pattern, hw_rate_ht[i],
 					  RA_MASK_HT_RATES, RTW89_RA_MODE_HT,
-					  mask->control[band].ht_mcs[i],
+					  mask->control[nl_band].ht_mcs[i],
 					  0, true))
 			goto out;
 
@@ -457,18 +458,18 @@ void rtw89_phy_rate_pattern_vif(struct rtw89_dev *rtwdev,
 	 * require at least one basic rate for ieee80211_set_bitrate_mask,
 	 * so the decision just depends on if all bitrates are set or not.
 	 */
-	sband = rtwdev->hw->wiphy->bands[band];
+	sband = rtwdev->hw->wiphy->bands[nl_band];
 	if (band == RTW89_BAND_2G) {
 		if (!__check_rate_pattern(&next_pattern, RTW89_HW_RATE_CCK1,
 					  RA_MASK_CCK_RATES | RA_MASK_OFDM_RATES,
 					  RTW89_RA_MODE_CCK | RTW89_RA_MODE_OFDM,
-					  mask->control[band].legacy,
+					  mask->control[nl_band].legacy,
 					  BIT(sband->n_bitrates) - 1, false))
 			goto out;
 	} else {
 		if (!__check_rate_pattern(&next_pattern, RTW89_HW_RATE_OFDM6,
 					  RA_MASK_OFDM_RATES, RTW89_RA_MODE_OFDM,
-					  mask->control[band].legacy,
+					  mask->control[nl_band].legacy,
 					  BIT(sband->n_bitrates) - 1, false))
 			goto out;
 	}