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| author | Ricardo Ribalda Delgado <ricardo.ribalda@gmail.com> | 2015-08-13 16:09:28 +0200 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2015-08-14 16:35:19 +0100 |
| commit | 74346841e6f5df5f7b83d5904435d273c507dba6 (patch) | |
| tree | 1c035bdb2b0f0c3ec90677b185ade11273c41725 /drivers/char | |
| parent | 16ea9b8ac45bf11d48af6013283e141e8ed86348 (diff) | |
| download | talos-obmc-linux-74346841e6f5df5f7b83d5904435d273c507dba6.tar.gz talos-obmc-linux-74346841e6f5df5f7b83d5904435d273c507dba6.zip | |
spi/spi-xilinx: Fix spurious IRQ ACK on irq mode
The ACK of an inexistent IRQ can trigger an spurious IRQ that breaks the
txrx logic. This has been observed on axi_quad_spi:3.2 core.
This patch only ACKs IRQs that have not been Acknowledge jet.
Reported-by: Edward Kigwana <ekigwana@scires.com>
Tested-by: Edward Kigwana <ekigwana@scires.com>
Signed-off-by: Ricardo Ribalda Delgado <ricardo.ribalda@gmail.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Cc: stable@vger.kernel.org
Diffstat (limited to 'drivers/char')
0 files changed, 0 insertions, 0 deletions
