linux-kernel - [PATCH 2/7] spi-imx: update state correctly

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Date:	Wed, 30 Sep 2009 21:43:29 +0200
From:	Uwe Kleine-König 
	<u.kleine-koenig@...gutronix.de>
To:	spi-devel-general@...ts.sourceforge.net
Cc:	linux-kernel@...r.kernel.org,
	Sascha Hauer <s.hauer@...gutronix.de>,
	David Brownell <dbrownell@...rs.sourceforge.net>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Guennadi Liakhovetski <g.liakhovetski@....de>
Subject: [PATCH 2/7] spi-imx: update state correctly

From: Sascha Hauer <s.hauer@...gutronix.de>

Signed-off-by: Sascha Hauer <s.hauer@...gutronix.de>
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@...gutronix.de>
Cc: David Brownell <dbrownell@...rs.sourceforge.net>
Cc: Andrew Morton <akpm@...ux-foundation.org>
Cc: Guennadi Liakhovetski <g.liakhovetski@....de>
---
 drivers/spi/spi_imx.c |    7 +++++++
 1 files changed, 7 insertions(+), 0 deletions(-)

diff --git a/drivers/spi/spi_imx.c b/drivers/spi/spi_imx.c
index b1f530f..a8f9bff 100644
--- a/drivers/spi/spi_imx.c
+++ b/drivers/spi/spi_imx.c
@@ -443,6 +443,13 @@ static int spi_imx_setupxfer(struct spi_device *spi,
 	config.speed_hz  = t ? t->speed_hz : spi->max_speed_hz;
 	config.mode = spi->mode;
 
+	if (!config.speed_hz)
+		config.speed_hz = spi->max_speed_hz;
+	if (!config.bpw)
+		config.bpw = spi->bits_per_word;
+	if (!config.speed_hz)
+		config.speed_hz = spi->max_speed_hz;
+
 	spi_imx->config(spi_imx, &config);
 
 	return 0;
-- 
1.6.4.3

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