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spi: atmel: Let spi core handle validating transfer length 

spi core will handle validating transfer length since commit 4d94bd21b3
"spi: core: Validate length of the transfers in message".
So remove the same checking in this driver.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
This commit is contained in:
Axel Lin 2014-02-25 19:57:19 +08:00 committed by Mark Brown
parent 0e6d873ac4
commit ad6f33d22c
1 changed files with 0 additions and 8 deletions
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8
drivers/spi/spi-atmel.c
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@ -1087,14 +1087,6 @@ static int atmel_spi_one_transfer(struct spi_master *master,
}
}
if (xfer->bits_per_word > 8) {
if (xfer->len % 2) {
dev_dbg(&spi->dev,
"buffer len should be 16 bits aligned\n");
return -EINVAL;
}
}
/*
* DMA map early, for performance (empties dcache ASAP) and
* better fault reporting.