From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Mosberger-Tang Subject: [PATCH] spi: atmel: Fix DMA-setup for transfers with more than 8 bits per word. Date: Mon, 19 Oct 2015 14:54:44 -0600 Message-ID: <1445288084-31805-1-git-send-email-davidm@egauge.net> Cc: David Mosberger-Tang , linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, cyrille.pitchen-AIFe0yeh4nAAvxtiuMwx3w@public.gmane.org To: linux-spi-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Nicolas Ferre Return-path: Sender: linux-spi-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-ID: 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 --- drivers/spi/spi-atmel.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/spi/spi-atmel.c b/drivers/spi/spi-atmel.c index 04e48e5..855cc56 100644 --- a/drivers/spi/spi-atmel.c +++ b/drivers/spi/spi-atmel.c @@ -758,7 +758,8 @@ 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 */ -- 1.9.1 -- To unsubscribe from this list: send the line "unsubscribe linux-spi" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html