4.9-stable review patch. If anyone has any objections, please let me know.
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From: Stefan Wahren stefan.wahren@i2se.com
[ Upstream commit b2bab426dc715de147f8039a3fccff27d795f4eb ]
As long as the synchronization with the QCA7000 isn't finished, we cannot accept packets from the upper layers. So let the SPI thread enable the TX queue after sync and avoid unwanted packet drop.
Signed-off-by: Stefan Wahren stefan.wahren@i2se.com Fixes: 291ab06ecf67 ("net: qualcomm: new Ethernet over SPI driver for QCA7000") 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 --- drivers/net/ethernet/qualcomm/qca_spi.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/net/ethernet/qualcomm/qca_spi.c +++ b/drivers/net/ethernet/qualcomm/qca_spi.c @@ -635,7 +635,7 @@ qcaspi_netdev_open(struct net_device *de return ret; }
- netif_start_queue(qca->net_dev); + /* SPI thread takes care of TX queue */
return 0; }