spi: sh-msiof: Fix DMA transfer size check

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[ Upstream commit 36735783fd ]

DMA supports 32-bit words only,
even if BITLEN1 of SITMDR2 register is 16bit.

Fixes: b0d0ce8b6b ("spi: sh-msiof: Add DMA support")
Signed-off-by: Hiromitsu Yamasaki <hiromitsu.yamasaki.ym@renesas.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Acked-by: Geert Uytterhoeven <geert+renesas@glider.be>
Acked-by: Dirk Behme <dirk.behme@de.bosch.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Sasha Levin <alexander.levin@verizon.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

...

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Hiromitsu Yamasaki 2017-11-02 10:32:36 +01:00 • committed by Greg Kroah-Hartman

parent e3912c2aef

commit d9bf23504e

1 changed files with 1 additions and 1 deletions

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drivers/spi/spi-sh-msiof.c

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