On Mon, Nov 11, 2019 at 7:32 AM Jaroslav Kysela perex@perex.cz wrote:
Dne 07. 11. 19 v 2:58 Curtis Malainey napsal(a):
Explains to userspace how some channels may need to be rearranged. This is useful for systems that may have DMIC pcms with dead channels that will need remapping.
Signed-off-by: Curtis Malainey cujomalainey@chromium.org
include/use-case.h | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/include/use-case.h b/include/use-case.h index 31f9e4be..9a10f390 100644 --- a/include/use-case.h +++ b/include/use-case.h @@ -305,6 +305,9 @@ int snd_use_case_get_list(snd_use_case_mgr_t *uc_mgr,
- Remap channels using ALSA PCM channel mapping API notationE.g. "2 3 0 1 -1 -1 -1 -1 -1 -1 -1" means, FL takes channel 2,FR takes channel 3, RL takes channel 0, RL takes channel 1.
- CoupledMixers
- Mixer controls that should be changed together.
E.g. "Left Master,Right Master".
- EDIDFile
- Path to EDID file for HDMI devices
- JackControl, JackDev, JackHWMute
I do not see which names are referred by this. It's for the snd_ctl interface or for the simple mixer ?
Jaroslav
Yes, this would be referring to volume mixers in amixer.
-- Jaroslav Kysela perex@perex.cz Linux Sound Maintainer; ALSA Project; Red Hat, Inc.