From 06515f83908d038d9e12ffa3dcca27a1b67f2de0 Mon Sep 17 00:00:00 2001
From: David Mosberger-Tang <davidm@egauge.net>
Date: Tue, 20 Oct 2015 14:26:47 +0200
Subject: spi: atmel: Fix DMA-setup for transfers with more than 8 bits per
 word

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>
Cc: stable@vger.kernel.org

diff --git a/drivers/spi/spi-atmel.c b/drivers/spi/spi-atmel.c
index bf9ed38..41d95a6 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 */
-- 
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