[PATCH 2/4] ARM: OMAP: DMA: Move plat/dma hearder to platform_data/dma-omap

Shilimkar, Santosh santosh.shilimkar at ti.com
Fri Sep 28 11:11:49 EDT 2012


On Fri, Sep 28, 2012 at 8:35 PM, Tony Lindgren <tony at atomide.com> wrote:
> * Shilimkar, Santosh <santosh.shilimkar at ti.com> [120928 08:02]:
>> On Fri, Sep 28, 2012 at 8:25 PM, Tony Lindgren <tony at atomide.com> wrote:
>> >
>> > * Lokesh Vutla <lokeshvutla at ti.com> [120928 06:41]:
>> > > Move plat/dma.h header to platform_data/dma-omap.h as
>> > > part of the single zImage work.
>> >
>> > Hmm there's no platform data in this header, just
>> > exported things for drivers to use. So it should not
>> > be placed into platform_data.
>> >
>> > Maybe it should be #include <asm/mach/dma-omap.h> for now?
>> >
>> I wasn't sure either when the file was placed under platform-data.
>> I agree for now we can keep it mach layer but than means OMAP1 and
>> OMAP2+ DMA header and source code needs to be split. That
>> is not so straight forward.
>
> No need for that, the path I'm suggesting is located under
> arch/arm/include/asm/mach, it's not same as include <mach/dma-omap.h>.
>
That sound ok.

>> With DMA engine conversion hopefully, we might get rid of the
>> header eventually, but for now not sure whether we should
>> go ahead and follow the splitting part.
>>
>> Thoughts ?
>
> No need for splitting anything :)
>
> The other possible location would be just include <linux/dma-omap.h>,
> but as we all know that will be going away, <asm/mach/dma-omap.h>
> is probably better.
>
Agree. I missed the "arch/arm/include/asm/mach" path.
Thanks.

Regards
Santosh



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