On Thu, 14 Apr 2022 17:05:16 +0200,
Kai Vehmanen wrote:
>
> With commit 13046370c4d1 ("ALSA: hda/hdmi: let new platforms assign the
> pcm slot dynamically"), old behaviour to consider the HDA pin number,
> when choosing PCM to assign, was dropped.
>
> Build on this change and limit the number of PCMs created to number of
> converters (= maximum number of concurrent display/receivers) when
> "mst_no_extra_pcms" and "dyn_pcm_no_legacy" quirks are both set.
>
> Fix the check in hdmi_find_pcm_slot() to ensure only spec->pcm_used
> entries are considered in the search. Elsewhere in the driver
> spec->pcm_used is already checked properly.
>
> Doing this avoids following warning at SOF driver probe for multiple
> machine drivers:
>
> [ 112.425297] sof_sdw sof_sdw: hda_dsp_hdmi_build_controls: no
> PCM in topology for HDMI converter 4
> [ 112.425298] sof_sdw sof_sdw: hda_dsp_hdmi_build_controls: no
> PCM in topology for HDMI converter 5
> [ 112.425299] sof_sdw sof_sdw: hda_dsp_hdmi_build_controls: no
> PCM in topology for HDMI converter 6
>
> BugLink: https://github.com/thesofproject/linux/issues/2573
> Signed-off-by: Kai Vehmanen <kai.vehmanen@xxxxxxxxxxxxxxx>
Thanks, applied now.
Takashi
