[Sound-open-firmware] HDMI audio not working on Up^2

[Ranjani Sridharan]

On Mon, 2019-03-25 at 10:22 +0100, Guennadi Liakhovetski wrote:
> Hi,
> 
> Thanks for all the replies so far, however I'm still unable to play
> audio on HDMI. As suuggested by Ranjani I checked out the
> cml-003-drop-stable branch and I'm still getting the same errors.
> As a mixer configuration I tried mapping all pin5 ports to cvt2, etc.
Hi Guennadi,

Just to confirm, you're using the fw and tplg from the same branch?

Thanks,
Ranjani

> -
> also as originally suggested by Ranjani. That should work, right? I
> tried all 3 alsa devices (hw:0,[123]) and I'm getting the same error.
> Is the actual meaning of all the pins, ports and cvts on Up^2
> documented anywhere?
> 
> Thanks
> Guennadi
> 
> On Mon, Mar 25, 2019 at 04:03:20AM +0000, Pan, Xiuli wrote:
> > 
> > 
> > > -----Original Message-----
> > > From: Sound-open-firmware [mailto:
> > > sound-open-firmware-bounces at alsa-
> > > project.org] On Behalf Of Liao, Bard
> > > Sent: Saturday, March 23, 2019 20:37
> > > To: Ranjani Sridharan <ranjani.sridharan at linux.intel.com>; Liam
> > > Girdwood
> > > <liam.r.girdwood at linux.intel.com>; Pierre-Louis Bossart <pierre-
> > > louis.bossart at linux.intel.com>; Guennadi Liakhovetski
> > > <guennadi.liakhovetski at linux.intel.com>; sound-open-firmware at alsa
> > > -
> > > project.org
> > > Subject: Re: [Sound-open-firmware] HDMI audio not working on Up^2
> > > 
> > > > -----Original Message-----
> > > > From: Sound-open-firmware [mailto:
> > > > sound-open-firmware-bounces at alsa-
> > > > project.org] On Behalf Of Ranjani Sridharan
> > > > Sent: Saturday, March 23, 2019 4:39 AM
> > > > To: Liam Girdwood <liam.r.girdwood at linux.intel.com>; Pierre-
> > > > Louis Bossart
> > > > <pierre-louis.bossart at linux.intel.com>; Guennadi Liakhovetski
> > > > <guennadi.liakhovetski at linux.intel.com>; 
> > > > sound-open-firmware at alsa-
> > > > project.org
> > > > Subject: Re: [Sound-open-firmware] HDMI audio not working on
> > > > Up^2
> > > > 
> > > > On Fri, 2019-03-22 at 15:04 +0000, Liam Girdwood wrote:
> > > > > On Fri, 2019-03-22 at 09:49 -0500, Pierre-Louis Bossart
> > > > > wrote:
> > > > > > > I tried to test HDMI audio on Up^2 and
> > > > > > > hdac_hdmi_set_hw_params()
> > > > > > > is failing with -ENODEV because no port is assigned. Some
> > > > > > > very
> > > > > > > light analysis and debugging showed, that
> > > > > > > hdac_hdmi_pcm_open()
> > > > > > > hasn't been called, but it might wrong. Are there any
> > > > > > > non-trivial
> > > > > > > requirements to use HDMI audio on Up^2? Can it be, that
> > > > > > > my monitor
> > > > > > > or my cable aren't good enough?
> > > > > > 
> > > > > > You need to set the PortN-PinM mixers, otherwise the
> > > > > > hw_params will
> > > > > > fail. It's super painful and I don't know why it's needed
> > > > > > but that's
> > > > > > what it is for now.
> > > > > > I typically look for the dmesg, find out which port is not
> > > > > > disconnected, and usually set Port6Pin0 to 1, then use
> > > > > > hw:0,1 to get
> > > > > > things to play.
> > > > > > I don't have the hardware with me so can't provide better
> > > > > > advice.
> > > > > > Also please use the dapm graph tool to make use everything
> > > > > > is setup
> > > > > > correctly.
> > > > > 
> > > > > Guennadi, could you document this on sof-docs with a
> > > > > paragraph and
> > > > > your example config / changes. Nothing long needed, just
> > > > > enough to
> > > > > point others in the correct direction.
> > > > 
> > > > Guennadi,
> > > > 
> > > > here're my pin/port settings:
> > > > Pin5-Port0/1/2 to cvt2
> > > > Pin6-Port0/1/2 to cvt3
> > > > Pin7-Port0/1/2 to cvt4
> > 
> > Actually the PinX-PortX is something need to be set within the
> > hdmi-codec. The codec need some route setting. The Pin6-Port0 will
> > be default one if you are using HDMI connection. If you are using
> > DP or other port, change the Pin accordingly. Now take HMDI with
> > Pin6 as example:
> > 
> > If you would like to test with HDMI 1/2/3. Please set 
> > Pin6-Port0 to cvt2/cvt3/cvt3 and test one by one. (1 => cvt2, 2 =>
> > cvt3, 3=>cvt4)
> > 
> > If you would like to use MST-HUB, you need to set 
> > Pin6-Port0/1/2 to cvt2/cvt3/cvt3. Then you can play each on each
> > monitor with different HDMI PCM FE.
> > 
> > Thanks
> > Xiuli
> > 
> > > Usually, I set all pin and ports to the same cvt eg cvt2.
> > > So I can open the same device eg -Dhw:0,2 no matter what pin/port
> > > does the HDMI actually connect to.
> > > 
> > > > 
> > > > And as Liam mentioned SOF master has a regression that still
> > > > causes a failure.
> > > > But you could try the cml-003-drop-stable branch for now and it
> > > > should work.
> > > > 
> > > > Thanks,
> > > > Ranjani
> > > > 
> > > > > 
> > > > > Thanks
> > > > > 
> > > > > Liam
> > > > > 
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