Re: [PATCH] Revert "dmaengine: pxa_dma: add support for legacy transition"

From: Robert Jarzmik
Date: Thu Oct 20 2016 - 13:34:25 EST


Arnd Bergmann <arnd@xxxxxxxx> writes:

> On Tuesday, October 18, 2016 8:46:32 AM CEST Robert Jarzmik wrote:
>> This reverts commit c91134d9194478144ba579ca6efeddf628055650.
>>
>> The conversion of the pxa architecture is now finished for all
>> drivers, so this functions has fullfilled its purpose and can
>> now be removed.
>>
>> Signed-off-by: Robert Jarzmik <robert.jarzmik@xxxxxxx>
>
> Nice!
>
> That reminds me, do you have plans to work on the conversion away from
> IORESOURCE_DMA and pxad_filter_fn towards the dma_slave_map interface?
>
> I see that all pxa drivers already use dma_request_slave_channel_compat,
> so this should be fairly straightforward to do, changing only the
> driver and the arch/arm/mach-pxa/devices.c file.

I didn't so far, as I wasn't aware of this interface, but I'll gladly put that
on my todo list.

Cheers.

--
Robert