From mboxrd@z Thu Jan 1 00:00:00 1970 From: Nicolas Ferre Subject: [RESEND PATCH] spi: atmel: Fix DMA-setup for transfers with more than 8 bits per word Date: Tue, 20 Oct 2015 14:26:47 +0200 Message-ID: <1445344007-18706-1-git-send-email-nicolas.ferre@atmel.com> References: <1445288084-31805-1-git-send-email-davidm@egauge.net> Mime-Version: 1.0 Content-Type: text/plain Cc: , , , , Nicolas Ferre To: Mark Brown , Return-path: In-Reply-To: <1445288084-31805-1-git-send-email-davidm-haPfTeumbwasTnJN9+BGXg@public.gmane.org> Sender: linux-spi-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-ID: From: David Mosberger-Tang 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 Signed-off-by: Nicolas Ferre --- 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 1cc1f1e0d17f..0b6e5ecbc752 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 */ -- 2.1.3 -- 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