On Tue, 2013-07-09 at 16:32 -0700, Saul Wold wrote: > On 07/09/2013 03:59 PM, Darren Hart wrote: > > On Tue, 2013-07-09 at 15:43 -0700, Saul Wold wrote: > >> On 07/09/2013 03:15 PM, Darren Hart wrote: > >>> An empty asound.conf should work for most cases. The existing asound.conf > >>> uses plug dmix which causes arecord to fail without a special -D device > >>> specification on the command line (as no capture device is defined). > >>> > >>> Clear asound.conf for the default case. Any needed changes should be > >>> made in the BSP layers. > >>> > >> Does there need to be any corresponding change for the meta-yocto-bsps? > > > > I don't believe so, but I have not built and tested every one. The old > > one setup an alias "mixer0" to hardware card 0, which isn't necessary > > for alsamixer to work and should be the default anyway. > > > > I don't know what the motivation was to use dmix for the default pcm. > > This was pulled in from open-embedded, which has a minimal commit > > message: > > > > commit bbc2776c0d955da7ec774ae934c541f33133f876 > > Author: Michael Lauer <mic...@vanille-media.de> > > Date: Thu Sep 13 01:10:23 2007 +0000 > > > Given it's 5 years old, it might be that alsa now "does the right thing" > and your change is valid.
Apparently Angstrom has been doing this for a while now. Koen, do you agree this is the right thing for oe-core? I missed the PR bump... I can't remember, do we do that anymore? -- Darren > > Thanks > Sau! > > > alsa-state: ship standard asoundrc (simple dmix configuration) > > that should be a reasonable default for most devices > > > > According to the alsa wiki, the asound.conf should not be required for > > basic functionality: > > > > http://www.alsa-project.org/main/index.php/Asoundrc > > > > -- > > Darren > > > >> > >> > >> Sau! > >> > >> > >>> Signed-off-by: Darren Hart <dvh...@linux.intel.com> > >>> Cc: Koen Kooi <k...@dominion.thruhere.net> > >>> --- > >>> meta/recipes-bsp/alsa-state/alsa-state/asound.conf | 13 +------------ > >>> 1 file changed, 1 insertion(+), 12 deletions(-) > >>> > >>> diff --git a/meta/recipes-bsp/alsa-state/alsa-state/asound.conf > >>> b/meta/recipes-bsp/alsa-state/alsa-state/asound.conf > >>> index 6be0242..03653cf 100644 > >>> --- a/meta/recipes-bsp/alsa-state/alsa-state/asound.conf > >>> +++ b/meta/recipes-bsp/alsa-state/alsa-state/asound.conf > >>> @@ -1,12 +1 @@ > >>> -# default dmix configuration > >>> - > >>> -pcm.!default { > >>> - type plug > >>> - slave.pcm "dmix" > >>> -} > >>> - > >>> -ctl.mixer0 { > >>> - type hw > >>> - card 0 > >>> -} > >>> - > >>> +# Global alsa-lib configuration > >>> > > -- Darren Hart Intel Open Source Technology Center Yocto Project - Technical Lead - Linux Kernel _______________________________________________ Openembedded-core mailing list Openembedded-core@lists.openembedded.org http://lists.openembedded.org/mailman/listinfo/openembedded-core
