[alsa-devel] link between HDMI ELD and PCM devices

Pierre-Louis Bossart pierre-louis.bossart at linux.intel.com
Wed Sep 21 16:32:16 CEST 2011


> > No, the code doesn't use a constant,
> 
> It's actually four constants, please see generic_hdmi_pcm_names in
> patch_hdmi.c. But my point is that this restarts from 0 on every codec.
> On a 3.0 based kernel, here's part of my aplay -l output:
> 
> card 3: NVidia [HDA NVidia], device 3: HDMI 0 [HDMI 0]
>    Subdevices: 1/1
>    Subdevice #0: subdevice #0
> card 3: NVidia [HDA NVidia], device 7: HDMI 0 [HDMI 0]
>    Subdevices: 1/1
>    Subdevice #0: subdevice #0

Thanks for this feedback. I was obviously trying to build on broken code...
Will try to see if I can add the control in build_controls as you suggested.
-Pierre



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