[PATCH] spi/s3c64xx: Convert to bits_per_word_mask

[PATCH] spi/s3c64xx: Convert to bits_per_word_mask

[Mark Brown]

The core can do the validation for us.

Signed-off-by: Mark Brown <broonie-yzvPICuk2AATkU/dhu1WVueM+bqZidxxQQ4Iyu8u01E@public.gmane.org>
---
 drivers/spi/spi-s3c64xx.c |   10 +---------
 1 file changed, 1 insertion(+), 9 deletions(-)

diff --git a/drivers/spi/spi-s3c64xx.c b/drivers/spi/spi-s3c64xx.c
index 7f5f8ee..27ff669 100644
--- a/drivers/spi/spi-s3c64xx.c
+++ b/drivers/spi/spi-s3c64xx.c
@@ -911,15 +911,6 @@ static int s3c64xx_spi_setup(struct spi_device *spi)
 
 	spin_unlock_irqrestore(&sdd->lock, flags);
 
-	if (spi->bits_per_word != 8
-			&& spi->bits_per_word != 16
-			&& spi->bits_per_word != 32) {
-		dev_err(&spi->dev, "setup: %dbits/wrd not supported!\n",
-							spi->bits_per_word);
-		err = -EINVAL;
-		goto setup_exit;
-	}
-
 	pm_runtime_get_sync(&sdd->pdev->dev);
 
 	/* Check if we can provide the requested rate */
@@ -1237,6 +1228,7 @@ static int s3c64xx_spi_probe(struct platform_device *pdev)
 	master->unprepare_transfer_hardware = s3c64xx_spi_unprepare_transfer;
 	master->num_chipselect = sci->num_cs;
 	master->dma_alignment = 8;
+	master->bits_per_word_mask = BIT(32 - 1) | BIT(16 - 1) | BIT(8 - 1);
 	/* the spi->mode bits understood by this driver: */
 	master->mode_bits = SPI_CPOL | SPI_CPHA | SPI_CS_HIGH;
 
-- 
1.7.10.4


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Re: [PATCH] spi/s3c64xx: Convert to bits_per_word_mask

[Stephen Warren]

On 04/01/2013 07:18 AM, Mark Brown wrote:
> The core can do the validation for us.

Reviewed-by: Stephen Warren <swarren-3lzwWm7+Weoh9ZMKESR00Q@public.gmane.org>


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