dmaengine: at_xdmac: fix at_xdmac_prep_dma_memcpy()

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This patch fixes at_xdmac_prep_dma_memcpy(). Indeed the data width field
of the Channel Configuration register was not updated properly in the
loop: the bits of the dwidth field were not cleared before adding their
new value.

Signed-off-by: Cyrille Pitchen <cyrille.pitchen@atmel.com>
Acked-by: Ludovic Desroches <ludovic.desroches@atmel.com>
Fixes: e1f7c9eee7 ("dmaengine: at_xdmac: creation of the atmel eXtended DMA Controller driver")
Cc: stable@vger.kernel.org #4.1 and later
Signed-off-by: Vinod Koul <vinod.koul@intel.com>

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Cyrille Pitchen 2015-12-07 15:58:56 +01:00 • committed by Vinod Koul

parent bcb4b61911

commit aa876cd4b4

1 changed files with 1 additions and 0 deletions

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drivers/dma/at_xdmac.c

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