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| author | Andy Shevchenko | 2015-03-09 15:48:48 +0100 |
|---|---|---|
| committer | Mark Brown | 2015-03-09 19:11:13 +0100 |
| commit | 4d5ac1edfdd79aea31983333cb53dd5db29559f9 (patch) | |
| tree | d36ff072616b0352df81b3878444d22e28c10092 /drivers/spi/spi-dw.c | |
| parent | spi: dw-mid: take care of FIFO overrun/underrun when do DMA (diff) | |
| download | kernel-qcow2-linux-4d5ac1edfdd79aea31983333cb53dd5db29559f9.tar.gz kernel-qcow2-linux-4d5ac1edfdd79aea31983333cb53dd5db29559f9.tar.xz kernel-qcow2-linux-4d5ac1edfdd79aea31983333cb53dd5db29559f9.zip | |
spi: dw-mid: clear ongoing DMA transfers on timeout
This patch shuts up any ongoing DMA transfer in case of error.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'drivers/spi/spi-dw.c')
| -rw-r--r-- | drivers/spi/spi-dw.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/spi/spi-dw.c b/drivers/spi/spi-dw.c index c7c2fcc2b58e..d53cffe7ff22 100644 --- a/drivers/spi/spi-dw.c +++ b/drivers/spi/spi-dw.c @@ -432,6 +432,9 @@ static void dw_spi_handle_err(struct spi_master *master, { struct dw_spi *dws = spi_master_get_devdata(master); + if (dws->dma_mapped) + dws->dma_ops->dma_stop(dws); + spi_reset_chip(dws); } |