Re: [Alsa-user] hdmi sound rerouted?

["Dagg Stompler" <daggs@gmx.com>]

> ----- Original Message -----
> From: Takashi Iwai
> Sent: 11/05/13 10:49 AM
> To: Clemens Ladisch
> Subject: Re: [alsa-devel] [Alsa-user] hdmi sound rerouted?
> 
> At Tue, 05 Nov 2013 09:27:10 +0100,
> Clemens Ladisch wrote:
> > 
> > Takashi Iwai wrote:
> > > You wanted to play back via this HDMI and it didn't work?
> > 
> > The ATI card did not show up as "ATI", but the other ATI card without
> > HDMI did: <http://thread.gmane.org/gmane.linux.alsa.user/37732>.
> > 
> > Anyway, let's close this thread:
> > 
> > --8<---------------------------------------------------------------->8--
> > ALSA: hda: add device IDs for AMD Evergreen/Northern Islands HDMI
> > 
> > The device IDs of the AMD Cypress/Juniper/Redwood/Cedar/Cayman/Antilles/
> > Barts/Turks/Caicos HDMI HDA controllers were missing for some reason.
> > Add them so that the name shows up properly as "ATI HDMI" instead of
> > "Generic", and so that the driver does not try to detect nonexistent
> > codecs.
> 
> Well, there is no actual behavior difference between
> AZX_DRIVER_ATIHDMI and AZX_DRIVER_GENERIC about AMD HDMI chips. The
> codec-probing is pretty same. The only difference in the current code
> is the driver name string and the fallback of number of streams, but
> the latter is valid only when GCAP register doesn't give proper
> values, and it shouldn't happen with a proper chip.
> 
> That being said, the entries weren't added intentionally just because
> they aren't needed to be added explicitly. The generic entry suffices
> from the functionality POV.
> 
> But it seems that people misunderstand, so I think it's fine to apply
> your patch to give a more clear name.
> 
> 
> Takashi
> 
> > According to Takashi's tests and the lack of complaints, these devices
> > work fine without disabling snooping.
> > 
> > Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
> > 
> > --- a/sound/pci/hda/hda_intel.c
> > +++ b/sound/pci/hda/hda_intel.c
> > @@ -4079,6 +4079,22 @@
> > .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
> > { PCI_DEVICE(0x1002, 0xaa48),
> > .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
> > + { PCI_DEVICE(0x1002, 0xaa50),
> > + .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
> > + { PCI_DEVICE(0x1002, 0xaa58),
> > + .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
> > + { PCI_DEVICE(0x1002, 0xaa60),
> > + .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
> > + { PCI_DEVICE(0x1002, 0xaa68),
> > + .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
> > + { PCI_DEVICE(0x1002, 0xaa80),
> > + .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
> > + { PCI_DEVICE(0x1002, 0xaa88),
> > + .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
> > + { PCI_DEVICE(0x1002, 0xaa90),
> > + .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
> > + { PCI_DEVICE(0x1002, 0xaa98),
> > + .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
> > { PCI_DEVICE(0x1002, 0x9902),
> > .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI },
> > { PCI_DEVICE(0x1002, 0xaaa0),
> >

I'll apply the patch against 3.12 and will report back if it works.