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wifi: mt76: mt7996: add sanity checks for background radar trigger

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[ Upstream commit ec55d8e7dfea92daff87f5c01689633f8c4e6a62 ]

Check if background radar is enabled or not before manually triggering it,
and also add more checks in radar detected event.

Signed-off-by: StanleyYP Wang <StanleyYP.Wang@mediatek.com>
Signed-off-by: Shayne Chen <shayne.chen@mediatek.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
StanleyYP Wang 2024-03-20 19:09:16 +08:00 committed by Greg Kroah-Hartman
parent ff6b26be13
commit 547cb99314
2 changed files with 9 additions and 1 deletions
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5
drivers/net/wireless/mediatek/mt76/mt7996/debugfs.c
View File

@ -225,6 +225,11 @@ mt7996_radar_trigger(void *data, u64 val)
if (val > MT_RX_SEL2)
return -EINVAL;
if (val == MT_RX_SEL2 && !dev->rdd2_phy) {
dev_err(dev->mt76.dev, "Background radar is not enabled\n");
return -EINVAL;
}
return mt7996_mcu_rdd_cmd(dev, RDD_RADAR_EMULATE,
val, 0, 0);
}

5
drivers/net/wireless/mediatek/mt76/mt7996/mcu.c
View File

@ -339,7 +339,10 @@ mt7996_mcu_rx_radar_detected(struct mt7996_dev *dev, struct sk_buff *skb)
if (r->band_idx >= ARRAY_SIZE(dev->mt76.phys))
return;
if (dev->rdd2_phy && r->band_idx == MT_RX_SEL2)
if (r->band_idx == MT_RX_SEL2 && !dev->rdd2_phy)
return;
if (r->band_idx == MT_RX_SEL2)
mphy = dev->rdd2_phy->mt76;
else
mphy = dev->mt76.phys[r->band_idx];