[alsa-devel] [PATCH 1/5] ASoC: atmel: enable SSC_PCM_DMA in Kconfig

[Alexandre Belloni]

On 23/07/2019 18:43:12+0200, mirq-linux at rere.qmqm.pl wrote:
> On Tue, Jul 23, 2019 at 01:36:37PM +0000, Codrin.Ciubotariu at microchip.com wrote:
> > On 22.07.2019 21:27, Michał Mirosław wrote:
> > > Allow SSC to be used on platforms described using audio-graph-card
> > > in Device Tree.
> > > 
> > > Signed-off-by: Michał Mirosław <mirq-linux at rere.qmqm.pl>
> > > ---
> > >   sound/soc/atmel/Kconfig | 2 +-
> > >   1 file changed, 1 insertion(+), 1 deletion(-)
> > > 
> > > diff --git a/sound/soc/atmel/Kconfig b/sound/soc/atmel/Kconfig
> > > index 06c1d5ce642c..9ef9d25bb517 100644
> > > --- a/sound/soc/atmel/Kconfig
> > > +++ b/sound/soc/atmel/Kconfig
> > > @@ -25,7 +25,7 @@ config SND_ATMEL_SOC_DMA
> > >   	default y if SND_ATMEL_SOC_SSC_DMA=y || (SND_ATMEL_SOC_SSC_DMA=m && SND_ATMEL_SOC_SSC=y)
> > >   
> > >   config SND_ATMEL_SOC_SSC_DMA
> > > -	tristate
> > > +	tristate "SoC PCM DAI support for AT91 SSC controller using DMA"
> > 
> > Could you please make something similar for SND_ATMEL_SOC_SSC_PDC? Also, 
> > I think that it should select ATMEL_SSC, to be able to use 
> > simple/graph-card with SSC.
> 
> Hmm. The Kconfig dependencies seems overly complicated, do you mind if I
> get rid of most of the entries in the process?
> 

Unfortunately, it is just complicated enough. This is done to support
all the possible configurations. Removing them will lead to linking
errors.

After having that discussion back in March, I had a very quick look and
didn't send a patch because I still had linking issues. It is not
impossible but it required more time than I had.

-- 
Alexandre Belloni, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com