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wifi: mt76: mt7921s: fix a potential firmware freeze during startup

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The maximum command quota of the firmware may be exceeded because the
command to retrieve the quota setting has not been taken into account.

This patch considers not only the quota usage of the command retrieving
quota settings but also limits the total quota usage.

Signed-off-by: Leon Yen <[email protected]>
Signed-off-by: Ming Yen Hsieh <[email protected]>
Link: https://patch.msgid.link/[email protected]
Signed-off-by: Felix Fietkau <[email protected]>
This commit is contained in:
Leon Yen
2024-09-27 08:11:07 +02:00
committed by Felix Fietkau
parent 5ba4981f8b
commit dc32780c7f
3 changed files with 9 additions and 1 deletions
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sdio_txrx.c
+4
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@@ -46,6 +46,10 @@ static int mt76s_refill_sched_quota(struct mt76_dev *dev, u32 *data)
return 0;
sdio->sched.pse_mcu_quota += pse_mcu_quota;
if (sdio->pse_mcu_quota_max &&
sdio->sched.pse_mcu_quota > sdio->pse_mcu_quota_max) {
sdio->sched.pse_mcu_quota = sdio->pse_mcu_quota_max;
}
sdio->sched.pse_data_quota += pse_data_quota;
sdio->sched.ple_data_quota += ple_data_quota;