[PATCH v2 5/5] spi/ep93xx: add DMA support

[grant.likely@secretlab.ca (Grant Likely)]

On Tue, Jun 7, 2011 at 11:14 AM, Mika Westerberg <mika.westerberg@iki.fi> wrote:
> On Fri, Jun 03, 2011 at 02:44:00PM -0600, Grant Likely wrote:
>> On Sun, May 29, 2011 at 01:10:06PM +0300, Mika Westerberg wrote:
>> > This patch adds DMA support for the EP93xx SPI driver. By default the DMA is
>> > not enabled but it can be enabled by setting ep93xx_spi_info.use_dma to true
>> > in board configuration file.
>> >
>> > Note that the SPI driver still uses PIO for small transfers (<= 8 bytes) for
>> > performance reasons.
>> >
>> > Signed-off-by: Mika Westerberg <mika.westerberg@iki.fi>
>> > Acked-by: H Hartley Sweeten <hsweeten@visionengravers.com>
>> > Cc: Grant Likely <grant.likely@secretlab.ca>
>>
>> Acked-by: Grant Likely <grant.likely@secretlab.ca>
>>
>> Since this depends on the DMA patches, it can go in via the same tree.
>
> I just realized that once the SPI driver renaming patch (spi: reorganize
> drivers) enters linux-next, this patch (which sits on Vinod's tree) will cause
> a merge conflict. Any ideas how to avoid it beforehand?

Yes, put the whole series into a separate branch all by itself.  Merge
that branch into Vinod's tree and I'll also merge it into spi/next,
and I'll fix up the merge conflict when I do.

g.

-- 
Grant Likely, B.Sc., P.Eng.
Secret Lab Technologies Ltd.