[alsa-devel] [PATCH 1/2] ASoC: ux500_pcm: Differentiate between pdata and DT initialisation

Lars-Peter Clausen lars at metafoo.de
Tue Dec 3 13:15:50 CET 2013

On 12/03/2013 01:04 PM, Lee Jones wrote:
> On Tue, 03 Dec 2013, Lars-Peter Clausen wrote:
>> On 12/03/2013 11:27 AM, Lee Jones wrote:
>>> If booting with full DT support (i.e. DMA too, the last piece of the
>>> puzzle), then we don't need to use the compatible_request_channel call
>>> back or require some of the historical bumph which probably isn't
>>> required by a platform data start-up now either. This will also be
>>> ripped out in upcoming commits.
>>> Cc: alsa-devel at alsa-project.org
>>> Acked-by: Linus Walleij <linus.walleij at linaro.org>
>>> Signed-off-by: Lee Jones <lee.jones at linaro.org>
>> Strictly speaking you do not need the second config, but well considering
>> that this will all hopefully be removed soon anyway it should be fine.
> That's true it will, but why don't we need the second config? I won't
> want the compat function to be called in the DT case.

It will only be called if it was not possible to request the DMA channel
from the DT.

- Lars

More information about the Alsa-devel mailing list