[alsa-devel] [PATCH 3/3] topology: add support for adding bytes controls to widgets

From: Mengdong Lin mengdong.lin@intel.com

Widgets can now contain byte controls.

Signed-off-by: Mengdong Lin mengdong.lin@intel.com Signed-off-by: Liam Girdwood liam.r.girdwood@linux.intel.com --- src/topology/dapm.c | 4 ++++ 1 file changed, 4 insertions(+)

diff --git a/src/topology/dapm.c b/src/topology/dapm.c index 25d11d7..4217211 100644 --- a/src/topology/dapm.c +++ b/src/topology/dapm.c @@ -160,6 +160,10 @@ static int tplg_build_widget(snd_tplg_t *tplg, err = copy_dapm_control(elem, ref->elem); break;

+ case SND_TPLG_TYPE_BYTES: + if (!ref->elem) + ref->elem = tplg_elem_lookup(&tplg->bytes_ext_list, + ref->id, SND_TPLG_TYPE_BYTES); if (ref->elem) err = copy_dapm_control(elem, ref->elem); break;