wifi: mt76: mt7925: mt7925_mcu_set_chctx rely on mt7925_mcu_bss_rlm_tlv

make mt7925_mcu_set_chctx rely on mt7925_mcu_bss_rlm_tlv to get rid of
the redundant code.
Signed-off-by: Sean Wang <sean.wang@mediatek.com>
Link: https://patch.msgid.link/20240613030241.5771-24-sean.wang@kernel.orgSigned-off-by: Felix Fietkau <nbd@nbd.name>

drivers/net/wireless/mediatek/mt76/mt7925/mcu.c

@@ -1974,85 +1974,6 @@ void mt7925_mcu_bss_rlm_tlv(struct sk_buff *skb, struct mt76_phy *phy,
 		req->sco = 3; /* SCB */
 }
 
-int mt7925_mcu_set_chctx(struct mt76_phy *phy, struct mt76_vif *mvif,
-			 struct ieee80211_chanctx_conf *ctx)
-{
-	struct cfg80211_chan_def *chandef = ctx ? &ctx->def : &phy->chandef;
-	int freq1 = chandef->center_freq1, freq2 = chandef->center_freq2;
-	enum nl80211_band band = chandef->chan->band;
-	struct mt76_dev *mdev = phy->dev;
-	struct {
-		struct {
-			u8 bss_idx;
-			u8 pad[3];
-		} __packed hdr;
-		struct rlm_tlv {
-			__le16 tag;
-			__le16 len;
-			u8 control_channel;
-			u8 center_chan;
-			u8 center_chan2;
-			u8 bw;
-			u8 tx_streams;
-			u8 rx_streams;
-			u8 ht_op_info;
-			u8 sco;
-			u8 band;
-			u8 pad[3];
-		} __packed rlm;
-	} __packed rlm_req = {
-		.hdr = {
-			.bss_idx = mvif->idx,
-		},
-		.rlm = {
-			.tag = cpu_to_le16(UNI_BSS_INFO_RLM),
-			.len = cpu_to_le16(sizeof(struct rlm_tlv)),
-			.control_channel = chandef->chan->hw_value,
-			.center_chan = ieee80211_frequency_to_channel(freq1),
-			.center_chan2 = ieee80211_frequency_to_channel(freq2),
-			.tx_streams = hweight8(phy->antenna_mask),
-			.ht_op_info = 4, /* set HT 40M allowed */
-			.rx_streams = hweight8(phy->antenna_mask),
-			.band = band,
-		},
-	};
-
-	switch (chandef->width) {
-	case NL80211_CHAN_WIDTH_40:
-		rlm_req.rlm.bw = CMD_CBW_40MHZ;
-		break;
-	case NL80211_CHAN_WIDTH_80:
-		rlm_req.rlm.bw = CMD_CBW_80MHZ;
-		break;
-	case NL80211_CHAN_WIDTH_80P80:
-		rlm_req.rlm.bw = CMD_CBW_8080MHZ;
-		break;
-	case NL80211_CHAN_WIDTH_160:
-		rlm_req.rlm.bw = CMD_CBW_160MHZ;
-		break;
-	case NL80211_CHAN_WIDTH_5:
-		rlm_req.rlm.bw = CMD_CBW_5MHZ;
-		break;
-	case NL80211_CHAN_WIDTH_10:
-		rlm_req.rlm.bw = CMD_CBW_10MHZ;
-		break;
-	case NL80211_CHAN_WIDTH_20_NOHT:
-	case NL80211_CHAN_WIDTH_20:
-	default:
-		rlm_req.rlm.bw = CMD_CBW_20MHZ;
-		rlm_req.rlm.ht_op_info = 0;
-		break;
-	}
-
-	if (rlm_req.rlm.control_channel < rlm_req.rlm.center_chan)
-		rlm_req.rlm.sco = 1; /* SCA */
-	else if (rlm_req.rlm.control_channel > rlm_req.rlm.center_chan)
-		rlm_req.rlm.sco = 3; /* SCB */
-
-	return mt76_mcu_send_msg(mdev, MCU_UNI_CMD(BSS_INFO_UPDATE), &rlm_req,
-				 sizeof(rlm_req), true);
-}
-
 static struct sk_buff *
 __mt7925_mcu_alloc_bss_req(struct mt76_dev *dev, struct mt76_vif *mvif, int len)
 {
@@ -2070,6 +1991,22 @@ __mt7925_mcu_alloc_bss_req(struct mt76_dev *dev, struct mt76_vif *mvif, int len)
 	return skb;
 }
 
+int mt7925_mcu_set_chctx(struct mt76_phy *phy, struct mt76_vif *mvif,
+			 struct ieee80211_chanctx_conf *ctx)
+{
+	struct sk_buff *skb;
+
+	skb = __mt7925_mcu_alloc_bss_req(phy->dev, mvif,
+					 MT7925_BSS_UPDATE_MAX_SIZE);
+	if (IS_ERR(skb))
+		return PTR_ERR(skb);
+
+	mt7925_mcu_bss_rlm_tlv(skb, phy, ctx);
+
+	return mt76_mcu_skb_send_msg(phy->dev, skb,
+				     MCU_UNI_CMD(BSS_INFO_UPDATE), true);
+}
+
 static u8
 mt7925_get_phy_mode_ext(struct mt76_phy *phy, struct ieee80211_vif *vif,
 			enum nl80211_band band, struct ieee80211_sta *sta)