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mt76: mt76x02: reset MCU timeout counter earlier in watchdog reset
author
Felix Fietkau
<nbd@nbd.name>
Tue, 10 Mar 2020 16:10:59 +0000
(17:10 +0100)
committer
Felix Fietkau
<nbd@nbd.name>
Tue, 17 Mar 2020 16:13:59 +0000
(17:13 +0100)
Ensure that MCU commands issued right after hardware reset are not dropped
and treated as failed.
Signed-off-by: Felix Fietkau <nbd@nbd.name>
drivers/net/wireless/mediatek/mt76/mt76x02_mmio.c
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diff --git
a/drivers/net/wireless/mediatek/mt76/mt76x02_mmio.c
b/drivers/net/wireless/mediatek/mt76/mt76x02_mmio.c
index c7f028e73b6b79e6bbf2b94a3af92a1c7fdd0301..7dcc5d342e9f5f490ef26da85bc0de56456e0941 100644
(file)
--- a/
drivers/net/wireless/mediatek/mt76/mt76x02_mmio.c
+++ b/
drivers/net/wireless/mediatek/mt76/mt76x02_mmio.c
@@
-461,6
+461,7
@@
static void mt76x02_watchdog_reset(struct mt76x02_dev *dev)
mutex_lock(&dev->mt76.mutex);
+ dev->mcu_timeout = 0;
if (restart)
mt76x02_reset_state(dev);
@@
-544,10
+545,6
@@
static void mt76x02_check_tx_hang(struct mt76x02_dev *dev)
restart:
mt76x02_watchdog_reset(dev);
- mutex_lock(&dev->mt76.mcu.mutex);
- dev->mcu_timeout = 0;
- mutex_unlock(&dev->mt76.mcu.mutex);
-
dev->tx_hang_reset++;
dev->tx_hang_check = 0;
memset(dev->mt76.tx_dma_idx, 0xff,