Messages in this thread Patch in this message | | | From | Peter Ujfalusi <> | Subject | [PATCH 1/2] dmaengine: Extend the dmaengine_alignment for 128 and 256 bytes | Date | Mon, 14 Dec 2020 10:13:09 +0200 |
| |
Some DMA device can benefit with higher order of alignment than the maximum of 64 bytes currently defined.
Define 128 and 256 bytes alignment for these devices.
Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com> --- include/linux/dmaengine.h | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/include/linux/dmaengine.h b/include/linux/dmaengine.h index 68130f5f599e..004736b6a9c8 100644 --- a/include/linux/dmaengine.h +++ b/include/linux/dmaengine.h @@ -745,6 +745,8 @@ enum dmaengine_alignment { DMAENGINE_ALIGN_16_BYTES = 4, DMAENGINE_ALIGN_32_BYTES = 5, DMAENGINE_ALIGN_64_BYTES = 6, + DMAENGINE_ALIGN_128_BYTES = 7, + DMAENGINE_ALIGN_256_BYTES = 8, }; /** -- Peter Texas Instruments Finland Oy, Porkkalankatu 22, 00180 Helsinki. Y-tunnus/Business ID: 0615521-4. Kotipaikka/Domicile: Helsinki
| |