From: Takashi Iwai Date: Tue, 31 Jan 2017 06:30:20 +0000 (+0100) Subject: ALSA: x86: Don't set PCM state to DISCONNECTED X-Git-Tag: v4.11-rc1~38^2~17^2~34^2~52 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=716733032ab3203498f17f785c2e1d1ca08a51a1;p=platform%2Fkernel%2Flinux-exynos.git ALSA: x86: Don't set PCM state to DISCONNECTED Theoretically setting the state to SNDRV_PCM_STATE_DISCONNECTED is correct. But, unfortunately, PA gets confused by this action, and it won't re-probe the device after HDMI/DP is re-plugged. (It reprobes only when the card itself is recreated.) As a workaround, set SNDRV_PCM_STATE_SETUP instead. Signed-off-by: Takashi Iwai --- diff --git a/sound/x86/intel_hdmi_audio_if.c b/sound/x86/intel_hdmi_audio_if.c index 9ae242d..30b4b25 100644 --- a/sound/x86/intel_hdmi_audio_if.c +++ b/sound/x86/intel_hdmi_audio_if.c @@ -464,7 +464,7 @@ int had_process_hot_unplug(struct snd_intelhad *intelhaddata) spin_unlock_irqrestore(&intelhaddata->had_spinlock, flag_irqs); pr_debug("%s: unlock -> sending pcm_stop -> lock\n", __func__); snd_pcm_stop(intelhaddata->stream_info.had_substream, - SNDRV_PCM_STATE_DISCONNECTED); + SNDRV_PCM_STATE_SETUP); spin_lock_irqsave(&intelhaddata->had_spinlock, flag_irqs); }