[Buildroot] [PATCH] imx-alsa-plugins: new package

["Jörg Krause" <joerg.krause@embedded.rocks>]

Hi Baruch,

On Thu, 2018-02-01 at 11:20 +0200, Baruch Siach wrote:
> Hi J?rg,
> 
> On Thu, Feb 01, 2018 at 10:06:51AM +0100, J?rg Krause wrote:
> > On Thu, 2018-02-01 at 09:55 +0100, Marcus Folkesson wrote:
> > > On Sun, Jan 28, 2018 at 10:23:46PM +0100, J?rg Krause wrote: 
> > > > diff --git a/package/freescale-imx/imx-alsa-plugins/Config.in b/package/freescale-imx/imx-alsa-plugins/Config.in
> > > > new file mode 100644
> > > > index 0000000000..57ce6216f3
> > > > --- /dev/null
> > > > +++ b/package/freescale-imx/imx-alsa-plugins/Config.in
> > > > @@ -0,0 +1,23 @@
> > > > +config BR2_PACKAGE_IMX_ALSA_PLUGINS
> > > > +	bool "imx-alsa-plugins"
> > > > +	depends on BR2_arm # Only relevant for i.MX
> > > > +	depends on BR2_LINUX_KERNEL
> > > > +	depends on BR2_TOOLCHAIN_HAS_THREADS # alsa-lib
> > > > +	select BR2_PACKAGE_ALSA_LIB
> > > > +	help
> > > > +	  ALSA plugins specific for the Freescale i.MX platform. It
> > > > +	  requires a kernel that includes the i.MX specific headers
> > > > +	  to be built.
> > > > +
> > > > +	  The following plugins are provided so far:
> > > > +	    * Rate Converter Plugin Using Freescale ASRC Hardware
> > > > +	      Resampler (i.MX53 and most i.MX6)
> > > > +
> > > > +	  This package is provided by Freescale as-is and doesn't have
> > > > +	  an upstream.
> > > > +
> > > > +comment "imx-alsa-libs needs an imx-specific Linux kernel to be built"
> > > > +	depends on BR2_arm && !BR2_LINUX_KERNEL
> > > > +
> > > > +comment "imx-alsa-libs needs a toolchain w/ threads"
> > > > +	depends on !BR2_TOOLCHAIN_HAS_THREADS
> > > 
> > > Should we not be depend on BR2_arm here as well?
> > 
> > There are two comments. One for the imx-specific Linux kernel and one
> > for the threads-dependency.
> 
> But we don't want the threads dependency comment to show when the architecture 
> is something other than arm. This is because adding threads support would only 
> eliminate the comment, but the imx-alsa-plugins package will still not be 
> selectable.
> 
> We usually do this in a separate 'depends' line, so:
> 
> comment "imx-alsa-libs needs a toolchain w/ threads"
>     depends on BR2_arm
>     depends on !BR2_TOOLCHAIN_HAS_THREADS
> 
> baruch
> 

I see! I'll send a new version of the patch.

J?rg