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From:   greearb@candelatech.com
To:     linux-wireless@vger.kernel.org
Cc:     Ben Greear <greearb@candelatech.com>
Subject: [PATCH 08/11] mt76: mt7915:  Fix SGI reporting when using tx-overrides.
Date:   Tue, 20 Jul 2021 11:22:52 -0700
Message-Id: <20210720182256.30536-8-greearb@candelatech.com>
In-Reply-To: <20210720182256.30536-1-greearb@candelatech.com>
References: <20210720182256.30536-1-greearb@candelatech.com>
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From: Ben Greear <greearb@candelatech.com>

The station wtbl logic to read rate-ctrl settings does not work when
fixed rates are used.  So, read sgi settings from the txo configuration
in this case.

Signed-off-by: Ben Greear <greearb@candelatech.com>
---
 drivers/net/wireless/mediatek/mt76/mt7915/mac.c | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mac.c b/drivers/net/wireless/mediatek/mt76/mt7915/mac.c
index 121a3cd33d70..0cacfdf91a11 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7915/mac.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7915/mac.c
@@ -176,6 +176,15 @@ static void mt7915_mac_sta_poll(struct mt7915_dev *dev)
 						       rx_cur);
 		}
 
+		/* If we are in tx-override mode, then wtbl doesn't provide useful report
+		 * for the SGI/LGI stuff, so just get it from the override struct.
+		 */
+		if (msta->test.txo_active) {
+			msta->wcid.rate_he_gi = msta->test.tx_rate_sgi;
+			msta->wcid.rate_short_gi = msta->test.tx_rate_sgi;
+			continue;
+		}
+
 		/*
 		 * We don't support reading GI info from txs packets.
 		 * For accurate tx status reporting and AQL improvement,
-- 
2.20.1