> -----Original Message----- > From: Jaroslav Kysela <perex@xxxxxxxx> > Sent: Wednesday, June 3, 2020 6:28 PM > To: Mukunda, Vijendar <Vijendar.Mukunda@xxxxxxx>; Takashi Iwai > <tiwai@xxxxxxx> > Cc: Hui Wang <hui.wang@xxxxxxxxxxxxx>; alsa-devel@xxxxxxxxxxxxxxxx > Subject: Re: alsa-project alsa-ucm : Audio endpoint is not switching when > external mic connected > > Dne 03. 06. 20 v 12:58 Mukunda, Vijendar napsal(a): > > > > > >> -----Original Message----- > >> From: Takashi Iwai <tiwai@xxxxxxx> > >> Sent: Wednesday, June 3, 2020 4:06 PM > >> To: Mukunda, Vijendar <Vijendar.Mukunda@xxxxxxx> > >> Cc: Hui Wang <hui.wang@xxxxxxxxxxxxx>; Jaroslav Kysela > <perex@xxxxxxxx>; > >> alsa-devel@xxxxxxxxxxxxxxxx > >> Subject: Re: alsa-project alsa-ucm : Audio endpoint is not switching when > >> external mic connected > >> > >> On Wed, 03 Jun 2020 12:32:41 +0200, > >> Mukunda, Vijendar wrote: > >>> > >>> > >>> > >>>> -----Original Message----- > >>>> From: Takashi Iwai <tiwai@xxxxxxx> > >>>> Sent: Wednesday, June 3, 2020 3:05 PM > >>>> To: Hui Wang <hui.wang@xxxxxxxxxxxxx> > >>>> Cc: Jaroslav Kysela <perex@xxxxxxxx>; Mukunda, Vijendar > >>>> <Vijendar.Mukunda@xxxxxxx>; alsa-devel@xxxxxxxxxxxxxxxx > >>>> Subject: Re: alsa-project alsa-ucm : Audio endpoint is not switching when > >>>> external mic connected > >>>> > >>>> On Wed, 03 Jun 2020 02:36:25 +0200, > >>>> Hui Wang wrote: > >>>>> > >>>>> > >>>>> On 2020/6/3 上午3:39, Jaroslav Kysela wrote: > >>>>>> Dne 02. 06. 20 v 19:57 Mukunda, Vijendar napsal(a): > >>>>>>> We recently up streamed ACP PDM driver for Renoir APU. > >>>>>>> > >>>>>>> Our ACP IP has an internal PDM Decoder block where DMIC is directly > >>>>>>> connected. > >>>>>>> There are no KControls defined for PDM Driver. > >>>>>>> > >>>>>>> Our platform supports on board DMIC and South bridge Azalia (HD > >>>>>>> Audio ) endpoint . > >>>>>>> By default, DMIC endpoint is used as audio input device. > >>>>>>> When Headset Mic jack connected, it's not switching to External Mic. > >>>>>> > >>>>>> Make sure that the Headset Mic priority port in pulseaudio is is > >>>>>> greater than the one for DMIC. > >>>>>> > >>>>>>> How does audio endpoint will switch in gnome when external mic is > >>>>>>> connected? > >>>>>>>> From our understanding, UCM conf file for HDA driver is also > >>>>>>>> required for > >>>>>>> configuring mixer controls for HD Audio capture device. > >>>>>>> Similarly when External Mic is removed , it has to switch to > >>>>>>> internal dmic . > >>>>>> > >>>>>> An configuration example for UCM (DMIC connected to DSP, HDA > codec > >>>>>> for rest): > >>>>>> > >>>>>> > >>>> > >> > https://nam11.safelinks.protection.outlook.com/?url=https%3A%2F%2Fgithub > >>>> .com%2Falsa-project%2Falsa-ucm- > conf%2Ftree%2Fmaster%2Fucm2%2Fsof- > >>>> hda- > >>>> > >> > dsp&data=02%7C01%7CVijendar.Mukunda%40amd.com%7C5fbb3a516d5 > >>>> > >> > 24c73568d08d807a157a1%7C3dd8961fe4884e608e11a82d994e183d%7C0%7C > >>>> > >> > 0%7C637267736827671946&sdata=0aO7dbLATuW%2BIeJsjWoWCGOaYEO > >>>> WQaVwI9izppB3v7k%3D&reserved=0 > >>>>>> > >>>>>> If you need a help to create a new configuration for your hardware, > >>>>>> show the output from the alsa-info.sh script, please. > >>>>>> > >>>>>> Jaroslav > >>>>> > >>>>> This audio design is a bit different from sof-hda-dsp, the dmic is on > >>>>> a standalone sound card. Please see the alsa-info.txt: > >>>>> > >>>>> > >>>> > >> > https://nam11.safelinks.protection.outlook.com/?url=https%3A%2F%2Fpasteb > >>>> > >> > in.ubuntu.com%2Fp%2F4kprhDZYbg%2F&data=02%7C01%7CVijendar.Mu > >>>> > >> > kunda%40amd.com%7C5fbb3a516d524c73568d08d807a157a1%7C3dd8961fe4 > >>>> > >> > 884e608e11a82d994e183d%7C0%7C0%7C637267736827671946&sdata=Q > >>>> 50xNbF1KSqasNa0UyKzUFAzOc9KPIguBjgYHr1XSbg%3D&reserved=0 > >>>> > >>>> And that's an interesting case. Can we manage multiple cards in a > >>>> single UCM profile? > >>>> > >>>> > >>>> Takashi > >>> > >>> I am not much familiar with UCM files creation. > >>> As per my understanding, UCM entries will program the mixer controls > >>> depending up on the use case and selected device. > >> > >> UCM is more than that. It manages which PCM device is chosen, which > >> jack control corresponds, etc, too. > >> > >> > >> Takashi > > > > Got it. Could you help us to get the UCM file which will work for both sound > cards for our platform. > > Please, create a new issue with the mentioned alsa-info URL at github: > > https://nam11.safelinks.protection.outlook.com/?url=https%3A%2F%2Fgithub > .com%2Falsa-project%2Falsa-ucm- > conf%2Fissues&data=02%7C01%7CVijendar.Mukunda%40amd.com%7Ca9 > 7a3829c6f644f72b8008d807bdcd7f%7C3dd8961fe4884e608e11a82d994e183d > %7C0%7C0%7C637267859073441689&sdata=HQlUPdDrpBwDzl%2FsgXPse > hMvxUi4j2tEWqpn3bkV8i8%3D&reserved=0 > > I'll give a look when my time permits. > > Jaroslav > > -- > Jaroslav Kysela <perex@xxxxxxxx> > Linux Sound Maintainer; ALSA Project; Red Hat, Inc. Created ticket for the same in git hub. Below is the link. https://github.com/alsa-project/alsa-ucm-conf/issues/30
