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| author | Stefan Wahren <stefan.wahren@i2se.com> | 2018-07-18 08:31:44 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2018-08-24 13:27:00 +0200 |
| commit | e77b1523b93cbc8863cfe656ca0c9e82f7ba43c9 (patch) | |
| tree | a3703d9d55cfd50a6780155141bb467932e2fe1b | |
| parent | 8621e69878ba41ed24987a487eaf01a6505223c6 (diff) | |
| download | linux-e77b1523b93cbc8863cfe656ca0c9e82f7ba43c9.tar.gz | |
net: qca_spi: Make sure the QCA7000 reset is triggered
[ Upstream commit 711c62dfa6bdb4326ca6c587f295ea5c4f7269de ]
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: ed7d42e24eff ("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>
| -rw-r--r-- | drivers/net/ethernet/qualcomm/qca_spi.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/net/ethernet/qualcomm/qca_spi.c b/drivers/net/ethernet/qualcomm/qca_spi.c index 7b903af19e5735..25f673059c655a 100644 --- a/drivers/net/ethernet/qualcomm/qca_spi.c +++ b/drivers/net/ethernet/qualcomm/qca_spi.c @@ -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 |