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SubjectRe: [PATCH 0/2] dmaengine: Add scatter-gathered memset support
On Mon, Jul 06, 2015 at 12:19:22PM +0200, Maxime Ripard wrote:
> Hi Vinod,
>
> Here is a patch serie that adds a new dmaengine operation for
> scatter-gathered memset.
>
> Indeed, doing a memset over a discontiguous buffer is quite
> inefficient at the moment, since you have to create and submit each
> chunk separately, which might result in a huge list of transfers,
> while some controllers can handle that just fine.
>
> Let me know what you think,
> Maxime
>
> Maxime Ripard (2):
> dmaengine: Add scatter-gathered memset
> dmaengine: xdmac: Add scatter gathered memset support
>

I have forgotten to add it but of course:

Acked-by: Ludovic Desroches <ludovic.desroches@atmel.com>

Thanks

> drivers/dma/at_xdmac.c | 166 +++++++++++++++++++++++++++++++++++++++++++++-
> include/linux/dmaengine.h | 5 ++
> 2 files changed, 170 insertions(+), 1 deletion(-)
>
> --
> 2.4.5
>


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