On Fri, Apr 20, 2018 at 8:03 PM, Jorge Sanjuan <jorge.sanj...@codethink.co.uk> wrote: > From: Michael Drake <michael.dr...@codethink.co.uk> > > The channel mapping is defined by bChRelationship, not bChPurpose. > > Signed-off-by: Michael Drake <michael.dr...@codethink.co.uk> > --- > sound/usb/stream.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/sound/usb/stream.c b/sound/usb/stream.c > index 6a8f5843334e..956be9f7c72a 100644 > --- a/sound/usb/stream.c > +++ b/sound/usb/stream.c > @@ -349,7 +349,7 @@ snd_pcm_chmap_elem *convert_chmap_v3(struct > uac3_cluster_header_descriptor > * TODO: this conversion is not complete, update it > * after adding UAC3 values to asound.h > */ > - switch (is->bChPurpose) { > + switch (is->bChRelationship) {
Good catch! Somehow I overlooked this, so in my case of Generic Audio it is always mono. Reviewed-by: Ruslan Bilovol <ruslan.bilo...@gmail.com> > case UAC3_CH_MONO: > map = SNDRV_CHMAP_MONO; > break; > -- > 2.11.0 > > _______________________________________________ > Alsa-devel mailing list > alsa-de...@alsa-project.org > http://mailman.alsa-project.org/mailman/listinfo/alsa-devel