On Tue, 04 Feb 2020 11:27:46 +0100,
Nikhil Mahale wrote:
>
> If dyn_pcm_assign is set, different jack objects are being created
> for pcm and pins.
>
> If dyn_pcm_assign is set, generic_hdmi_build_jack() calls into
> add_hdmi_jack_kctl() to create and track separate jack object for
> pcm. Like sync_eld_via_acomp(), hdmi_present_sense_via_verbs() also
> need to report status change of the pcm jack.
>
> Rename pin_idx_to_jack() to pin_idx_to_pcm_jack(). Update
> hdmi_present_sense_via_verbs() to report plug state of pcm jack
> object. Unlike sync_eld_via_acomp(), for !acomp drivers the pcm
> jack's plug state must be consistent with plug state
> of pin's jack.
Thanks, the new patch looks better.
> Fixes: 5398e94fb753 ("ALSA: hda - Add DP-MST support for NVIDIA codecs")
> Signed-off-by: Nikhil Mahale <nmahale@xxxxxxxxxx>
We need Cc to stable here. I'll add it when applying.
Also, it deserves Reported-by from Martin.
Martin, could you retest with this patch? I'll queue the patch once
after confirmation.
Just one minor nitpick:
> + if (spec->dyn_pcm_assign && pcm_jack && !do_repoll) {
> + int state = 0;
> +
> + if (!!(jack->pin_sense & AC_PINSENSE_PRESENCE))
> + state = SND_JACK_AVOUT;
The "!!" is superfluous. I'll drop it.
Takashi
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