[alsa-devel] writing an alsa driver

[Michele Curti]

On Fri, Jun 19, 2015 at 01:24:39PM +0530, Vinod Koul wrote:
> On Thu, Jun 18, 2015 at 08:47:40PM +0200, Michele Curti wrote:
> > # Machine support
> > obj-$(CONFIG_SND_SOC_INTEL_SST) += boards/
> > 
> > Does this last line mean that nothing under the 'boards' folder will 
> > compile if the CONFIG_SND_SOC_INTEL_SST option is not enabled?
> > 
> > Tried to replace the line with
> > obj-$(CONFIG_SND_SST_MFLD_PLATFORM) += boards/
> > and the machine driver builds and installs
> > 
> > I'll try to add a CONFIG_SND_SOC_INTEL_BOARDS selected by both
> > CONFIG_SND_SOC_INTEL_SST and CONFIG_SND_SST_MFLD_PLATFORM :)
> Yes you are right, that does cause the issue, we need to get the board to
> get included, so I am able to reproduce this.
> 
> Also I saw you patch, I dont this we need to add a new symbol as boards is
> the one where one should select the machine and allow other symbold to be
> auto selected, so better to do this

Yes, much better than mine :p

> 
> diff --git a/sound/soc/intel/Makefile b/sound/soc/intel/Makefile
> index 3853ec2ddbc7..6de5d5cd3280 100644
> --- a/sound/soc/intel/Makefile
> +++ b/sound/soc/intel/Makefile
> @@ -7,4 +7,4 @@ obj-$(CONFIG_SND_SOC_INTEL_BAYTRAIL) += baytrail/
>  obj-$(CONFIG_SND_SST_MFLD_PLATFORM) += atom/
> 
>  # Machine support
> -obj-$(CONFIG_SND_SOC_INTEL_SST) += boards/
> +obj-$(CONFIG_SND_SOC) += boards/
> 
> With thhis machine compiles, can you please verify at your end. Also I think

Yes, it works, thank you ;)

> we should remove the prompt for SND_SOC_INTEL_SST, this should be selected
> by respective driver
> 
> I will send patches to fix all these
> 
> Thanks for reporting
> 
> -- 
> ~Vinod
>