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mt76: mt7603: fix ED/CCA monitoring with single-stream devices

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Do not use the RSSI values of the unavailable chain

Signed-off-by: Felix Fietkau <nbd@nbd.name>
This commit is contained in:
Felix Fietkau 2020-10-14 16:49:36 +02:00
parent 6d6dc980e0
commit 17cb546551
1 changed files with 7 additions and 3 deletions
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10
drivers/net/wireless/mediatek/mt76/mt7603/mac.c
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@ -1631,9 +1631,13 @@ mt7603_edcca_check(struct mt7603_dev *dev)
if (rssi0 > 128)
rssi0 -= 256;
rssi1 = FIELD_GET(MT_AGC_41_RSSI_1, val);
if (rssi1 > 128)
rssi1 -= 256;
if (dev->mphy.antenna_mask & BIT(1)) {
rssi1 = FIELD_GET(MT_AGC_41_RSSI_1, val);
if (rssi1 > 128)
rssi1 -= 256;
} else {
rssi1 = rssi0;
}
if (max(rssi0, rssi1) >= -40 &&
dev->ed_strong_signal < MT7603_EDCCA_BLOCK_TH)