diff options
| author | David Mosberger-Tang <davidm@egauge.net> | 2015-10-20 15:26:47 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2016-02-20 01:28:25 +0300 |
| commit | d487e49bbf976baa5fa5a2ad582f2c6d0d9bd9e7 (patch) | |
| tree | b93a9faaed2723151869dd0e491a201e881d6211 | |
| parent | 865018e2b02e977a24b7069268cb8632787de5ca (diff) | |
| download | linux-d487e49bbf976baa5fa5a2ad582f2c6d0d9bd9e7.tar.xz | |
spi: atmel: Fix DMA-setup for transfers with more than 8 bits per word
commit 06515f83908d038d9e12ffa3dcca27a1b67f2de0 upstream.
The DMA-slave configuration depends on the whether <= 8 or > 8 bits
are transferred per word, so we need to call
atmel_spi_dma_slave_config() with the correct value.
Signed-off-by: David Mosberger <davidm@egauge.net>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | drivers/spi/spi-atmel.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/spi/spi-atmel.c b/drivers/spi/spi-atmel.c index 63318e2afba1..3fff59ce065f 100644 --- a/drivers/spi/spi-atmel.c +++ b/drivers/spi/spi-atmel.c @@ -773,7 +773,8 @@ static int atmel_spi_next_xfer_dma_submit(struct spi_master *master, *plen = len; - if (atmel_spi_dma_slave_config(as, &slave_config, 8)) + if (atmel_spi_dma_slave_config(as, &slave_config, + xfer->bits_per_word)) goto err_exit; /* Send both scatterlists */ |