On 05.04.2016 17:19, S0lll0s wrote: >> Message: 3 >> Date: Mon, 4 Apr 2016 09:41:52 +0800 >> From: Raymond Yau <superquad.vortex2 at gmail.com> >> To: General PulseAudio Discussion >> <pulseaudio-discuss at lists.freedesktop.org> >> Subject: Re: [pulseaudio-discuss] Splitting ALSA card ports into >> Message-ID: >> >> <CAN8ccibGe204PjNZ=fmv_0=E7SZNUbNNo6fBTBp0a4DZZnYtGw at mail.gmail.com> >> Content-Type: text/plain; charset="utf-8" >> >>>>>> > I am trying to get simultaneous output on the Line Out and >>>>>> Headphones >>>>>> > outputs of my Intel HD Audio (AsRock Z97 motherboard) chipset >>>>>> and PC >>>>>> > case. With the default pulseaudio configuration in pavucontrol >>>>>> I can >>>>>> > choose Analog Stereo Duplex and then select either the "Line >>>>>> Out" or >>>>>> > "Headphones" port under "Output Devices", but I would like to >>>>>> have >>>>>> > simultaneous output on both (by having a seperate sink for >>>>>> each). >>>>>> > >>>>>> > Here is my alsa-info.sh output, please ignore the NVidia >>>>>> output >>>>>> > provided by my GPU as I would like to not use it if possible: >>>>>> > >>>>> >>>>> >>>>> >> >> http://www.alsa-project.org/db/?f=b7e5097f7a899aa5294b147b23cbb877db3b6f3c >>>>>> >>>>>> > And this is what "pacmd list-sinks" says about the Built-In >>>>>> audio >> sink: >>>>>> > http://hastebin.com/bonadehimu >>>>>> >>>>>> It's not possible to have independent line out and headphone >>>>>> output on >>>>>> your hardware. There is only one analog device on your card. >>>>>> >>>>>> -- >>>>> >>>>> >>>>> The easy way to output same audio to both output is disable >>>>> drivers auto >>>>> mute mode and change pulseaudio conf files >>>>> >>>>> Simple mixer control 'Auto-Mute Mode',0 >>>>> Capabilities: enum >>>>> Items: 'Disabled' 'Enabled' >>>>> Item0: 'Enabled' >>>>> >>>>> >>>>> >> >> http://www.intel.com/content/www/us/en/support/boards-and-kits/desktop-boards/000007156.html >>>>> >>>>> >>>>> >> >> https://git.kernel.org/cgit/linux/kernel/git/tiwai/sound.git/tree/Documentation/sound/alsa/HD-Audio.txt >>>>> >>>>> You have to ask Tiwai to enable independent hp for your realtek >>>>> codec on >>>>> desktop ( e.g. no internal mic and hda controller >>>>> support enough SDO) >>>>> >>>>> You can specify hint indep_hp=1 by early patching, the driver >>>>> automatically disable automute when you switch on independent hp >>>>> switch >>>>> >>>>> >>>>> >> >> https://git.kernel.org/cgit/linux/kernel/git/tiwai/sound.git/tree/Documentation/sound/alsa/HD-Audio-Controls.txt >>>>> >>>>> Independent HP When this enum control is enabled, the headphone >>>>> output >> is >>>>> routed from an individual stream (the third PCM such as hw:0,2) >>>>> instead >> of >>>>> the primary stream >>>> >>>> >>>> Okay, so following your advice I set up modprobe.d to specify the >>>> early-patching files: >>>> >>>> $ cat /etc/modprobe.d/snd_hda_intel.conf >>>> options snd_hda_intel patch=onboard-patch,hdmi-patch >>>> >>>> and specified the hint in /lib/firmware/onboard-patch: >>>> >>>> $ cat /lib/firmware/onboard-patch >>>> [codec] >>>> 0x10ec0892 0x1849d892 0 >>>> >>>> [hint] >>>> indep_hp = 1 >>>> >>>> this seems to work fine, I can query the card hints and indep_hp >>>> shows >> up: >>>> >>>> $ cat /sys/class/sound/hwC0D0/hints >>>> indep_hp = 1 >>>> >>>> but pulseaudio still only shows one sink. Do I need to manually >>>> load >>>> another sink module? >>> >>> >>> also, my alsa-info after now: >> >> http://www.alsa-project.org/db/?f=f7de54b96d1cb50391d638e3bc687730daf17a2f >>> >>> so there now is a new "Alt-Analog" playback device: >>> >>> > >>> APLAY >>> >>> **** List of PLAYBACK Hardware Devices **** >>> card 0: PCH [HDA Intel PCH], device 0: ALC892 Analog [ALC892 >>> Analog] >>> Subdevices: 1/1 >>> Subdevice #0: subdevice #0 >>> card 0: PCH [HDA Intel PCH], device 1: ALC892 Digital [ALC892 >>> Digital] >>> Subdevices: 1/1 >>> Subdevice #0: subdevice #0 >>> card 0: PCH [HDA Intel PCH], device 2: ALC892 Alt Analog [ALC892 >>> Alt >> Analog] >>> Subdevices: 1/1 >>> Subdevice #0: subdevice #0 >>> >>> ARECORD >>> >>> **** List of CAPTURE Hardware Devices **** >>> card 0: PCH [HDA Intel PCH], device 0: ALC892 Analog [ALC892 >>> Analog] >>> Subdevices: 1/1 >>> Subdevice #0: subdevice #0 >>> card 0: PCH [HDA Intel PCH], device 2: ALC892 Alt Analog [ALC892 >>> Alt >> Analog] >>> Subdevices: 1/1 >>> Subdevice #0: subdevice #0 >>> >>> >>> So I tried adding a second module-alsa-card: >>> >>> $ pacmd load-module module-alsa-sink >>> card_name=alsa_card.pci-0000_00_1b.2 >>> Module load failed >>> >>> (changed the .0 to .2 because thats the Alt Analog right?) >> >> You also need hint >> >> jack_detect=no >> >> >> https://cgit.freedesktop.org/pulseaudio/pulseaudio/tree/src/modules/alsa/mixer/paths/analog-output-headphones.conf >> >> Don't mute surround71 playback switches and don't turn off volume >> >> >> https://cgit.freedesktop.org/pulseaudio/pulseaudio/tree/src/modules/alsa/mixer/paths/analog-output-lineout.conf >> >> Don't mute headphone playback switch and don't turn off volume >> >> You need to enable 'independent hp' and set 'input source',1 to >> front mic >> before starting pulseaudio server >> >> Simple mixer control 'Independent HP',0 >> Capabilities: enum >> Items: 'Disabled' 'Enabled' >> Item0: 'Enabled' >> >> Simple mixer control 'Input Source',1 >> Capabilities: cenum >> Items: 'Front Mic' 'Rear Mic' 'Line' >> Item0: 'Front Mic' >> >> Use application (e.g. mplayer) which allow you to specify device >> hw:0,2 >> >> >> https://cgit.freedesktop.org/pulseaudio/pulseaudio/tree/src/modules/alsa/mixer/profile-sets/default.conf >> >> Just add a new mapping >> >> [Mapping alt-analog-stereo] >> device-strings = hw:%f,2 >> channel-map = left,right >> paths-output = analog-output-headphones >> paths-input = analog-input-front-mic >> priority = 10 > > Sorry, I do not know a lot about ALSA or pulseaudio and I still have > troubles understanding what exactly you are telling me to do. > I added the jack_detect=no hint and I checked the mixer controls > using amixer; "Input Source,1" is set to "Front Mic" already but I > can't figure out how to set Independent HP to "Enabled". > > I tried all variants of amixer -c0 sset "Independent HP" Enabled, > Item0=Enabled, True, 1, yes etc. (sget works fine) but it always > either says "Specify what you want to set" or "Invalid command!". I > can't find any information about setting enum mixer controls in > amixer > OR any other way (apparently its not supported by the alsa python > library). Also where would I change this permanently? > > I also added two new mappings (it wouldn't work if I reused the > existing analog-stereo) and copied the "example for a multi-sink > profile", and added this to the default profile-set: > > > [Mapping alt-analog-stereo-back] > device-strings = hw:%f > channel-map = left,right > paths-output = analog-output-lineout > paths-input = analog-input-front-mic > priority = 10 > > [Mapping alt-analog-stereo-front] > device-strings = hw:%f,2 > channel-map = left,right > paths-output = analog-output-headphones > paths-input = analog-input-front-mic > priority = 10 > > [Profile alt-analog-stereo-back+alt-analog-stereo-front] > description = both > output-mappings = alt-analog-stereo-front alt-analog-stereo-back > input-mappings = alt-analog-stereo-back > skip-probe = yes > > I can now select "both" in pavucontrol, but it doesn't add two sinks, > I can only select the "Line Out" port in the Output tab. > > > About the >> Don't mute surround71 playback switches and don't turn off volume > lines; I'm not quite sure which lines of all the ones in the path > files you are referring to. Right now i commented a few in the two > files: > > in the headphones file: > ;; [Element Surround] > ;; switch = off > ;; volume = off > > and in the lineout file: > ;;; [Element Headphone+LO] > ;;; switch = mute > ;;; volume = merge > ;;; override-map.1 = all > ;;; override-map.2 = all-left,all-right > ;;; required-any = any > > [Element Master Mono] > switch = off > volume = off > > [Element Line HP Swap] > switch = off > required-any = any > > ; This profile path is intended to control line out, let's mute > headphones > ; else there will be a spike when plugging in headphones > ;;; [Element Headphone] > ;;; Switch = off > ;;; Volume = off > > > If I understood you correctly than all I need to do is flick the > Independent HP mixer control on and I should have two sinks when > restarting pulseaudio, but I have no idea how to. patrakov on #pulseaudio helped me out, all I needed was to stop pulseaudio and toggle the control in the alsamixer CLI. Now everything is working great and I have two output streams. Thanks for all the help!
