net: qca_spi: Make sure the QCA7000 reset is triggered

In case the SPI thread is not running, a simple reset of sync state won't fix the transmit timeout. We also need to wake up the kernel thread. Signed-off-by: Stefan Wahren <[email protected]> Fixes: ed7d42e ("net: qca_spi: fix transmit queue timeout handling") Signed-off-by: David S. Miller <[email protected]>
ColorfulOrangeCN · Jul 18, 2018 · 711c62d · 711c62d
1 parent b2bab42
commit 711c62d
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/drivers/net/ethernet/qualcomm/qca_spi.c b/drivers/net/ethernet/qualcomm/qca_spi.c
@@ -760,6 +760,9 @@ qcaspi_netdev_tx_timeout(struct net_device *dev)
 	qca->net_dev->stats.tx_errors++;
 	/* Trigger tx queue flush and QCA7000 reset */
 	qca->sync = QCASPI_SYNC_UNKNOWN;
+
+	if (qca->spi_thread)
+		wake_up_process(qca->spi_thread);
 }
 
 static int