From 65ba7fa4b829588b011c8c285968c1a8d779b981 Mon Sep 17 00:00:00 2001
From: Lorenzo Bianconi <lorenzo@kernel.org>
Date: Sat, 25 Apr 2020 14:11:09 +0200
Subject: [PATCH] mt76: mt76x0: enable MCS 8 and MCS9
Git-commit: 65ba7fa4b829588b011c8c285968c1a8d779b981
Patch-mainline: v5.8-rc1
References: jsc#SLE-13430

Enable MCS8 and MCS9 for mt76x0{u,e} devices

Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Acked-by: Takashi Iwai <tiwai@suse.de>

---
 drivers/net/wireless/mediatek/mt76/mt76x0/init.c | 26 +++++-------------------
 1 file changed, 5 insertions(+), 21 deletions(-)

diff --git a/drivers/net/wireless/mediatek/mt76/mt76x0/init.c b/drivers/net/wireless/mediatek/mt76/mt76x0/init.c
index 57f8d56737eb..dc8bf4c6969a 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76x0/init.c
+++ b/drivers/net/wireless/mediatek/mt76/mt76x0/init.c
@@ -12,24 +12,6 @@
 #include "initvals.h"
 #include "../mt76x02_phy.h"
 
-static void mt76x0_vht_cap_mask(struct ieee80211_supported_band *sband)
-{
-	struct ieee80211_sta_vht_cap *vht_cap = &sband->vht_cap;
-	u16 mcs_map = 0;
-	int i;
-
-	vht_cap->cap &= ~IEEE80211_VHT_CAP_RXLDPC;
-	for (i = 0; i < 8; i++) {
-		if (!i)
-			mcs_map |= (IEEE80211_VHT_MCS_SUPPORT_0_7 << (i * 2));
-		else
-			mcs_map |=
-				(IEEE80211_VHT_MCS_NOT_SUPPORTED << (i * 2));
-	}
-	vht_cap->vht_mcs.rx_mcs_map = cpu_to_le16(mcs_map);
-	vht_cap->vht_mcs.tx_mcs_map = cpu_to_le16(mcs_map);
-}
-
 static void
 mt76x0_set_wlan_state(struct mt76x02_dev *dev, u32 val, bool enable)
 {
@@ -263,9 +245,11 @@ int mt76x0_register_device(struct mt76x02_dev *dev)
 		return ret;
 
 	if (dev->mt76.cap.has_5ghz) {
-		/* overwrite unsupported features */
-		mt76x0_vht_cap_mask(&dev->mphy.sband_5g.sband);
-		mt76x0_init_txpower(dev, &dev->mphy.sband_5g.sband);
+		struct ieee80211_supported_band *sband;
+
+		sband = &dev->mphy.sband_5g.sband;
+		sband->vht_cap.cap &= ~IEEE80211_VHT_CAP_RXLDPC;
+		mt76x0_init_txpower(dev, sband);
 	}
 
 	if (dev->mt76.cap.has_2ghz)
-- 
2.16.4