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net: qca_spi: Make sure the QCA7000 reset is triggered

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[ Upstream commit 711c62dfa6 ]

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 <stefan.wahren@i2se.com>
Fixes: ed7d42e24e ("net: qca_spi: fix transmit queue timeout handling")
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <alexander.levin@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Stefan Wahren
2018-07-18 08:31:44 +02:00
committed by Chris
parent d25a8c1fa7
commit aad03aec2f
1 changed files with 3 additions and 0 deletions
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3
drivers/net/ethernet/qualcomm/qca_spi.c
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@@ -739,6 +739,9 @@ 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