[alsa-devel] [PATCH 1/3] ASoC: Intel: Skylake: fix missing machine device creation

[Vinod Koul]

On Tue, Nov 03, 2015 at 11:24:58AM +0000, Mark Brown wrote:
> > For this case the machine entry name is "skl_alc286s_i2s", which is the RT
> > ALC 286 codec combination on Skylake.
> > The SKL machine driver needs this as platform device and we create it here
> 
> > > +static struct sst_machines sst_skl_devdata[] = {
> > > +	{ "INT343A", "skl_alc286s_i2s" },
> > > +};
> > 
> > This says for SKL, with codec ID "INT343A" create "skl_alc286s_i2s" machine
> > platform device
> > For different codec combination we can use codec ACPI names to match
> 
> I'm having a hard time seeing the difference between this and what's
> going on in sst-acpi.  They seem to be doing the same thing in slightly
> different ways, they both match tables of CODEC IDs to machine driver
> names with the distinction being that this doesn't provide a firmware
> filename whereas sst-acpi does but the mechanics of mapping a CODEC to a
> machine driver seem otherwise the same.

I don't disagree with your observation, the code does same stuff and only
difference is the data we require here, so commonizing becomes tricky

> > > > I am not sure I follow the comment on user, the SKL driver here is user in
> > > > this
> 
> > > There are no machines defined for this.
> 
> > sound/soc/intel/boards/skl_rt286.c
> 
> Ugh, the machines table is *really* buried at the bottom of the file
> here :(

Ah sorry for that, I can add a comment here and send an update

-- 
~Vinod
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