From: Ville Syrjälä Date: Thu, 27 Apr 2017 16:02:28 +0000 (+0300) Subject: ALSA: x86: Prepare LPE audio ctls for multiple PCMs X-Git-Url: http://git.cdn.openwrt.org/?a=commitdiff_plain;h=bb4ac5a0ecaeeef0229c69f6c935be2ee70abfec;p=openwrt%2Fstaging%2Fblogic.git ALSA: x86: Prepare LPE audio ctls for multiple PCMs In preparation for register a PCM device for each pipe adjust link up the ctl elements with the corresponding PCM device. Cc: Takashi Iwai Cc: Pierre-Louis Bossart Signed-off-by: Ville Syrjälä Link: http://patchwork.freedesktop.org/patch/msgid/20170427160231.13337-10-ville.syrjala@linux.intel.com Reviewed-by: Takashi Iwai --- diff --git a/sound/x86/intel_hdmi_audio.c b/sound/x86/intel_hdmi_audio.c index c2b78621852e..69e10845633a 100644 --- a/sound/x86/intel_hdmi_audio.c +++ b/sound/x86/intel_hdmi_audio.c @@ -1609,11 +1609,16 @@ static void had_audio_wq(struct work_struct *work) /* * Jack interface */ -static int had_create_jack(struct snd_intelhad *ctx) +static int had_create_jack(struct snd_intelhad *ctx, + struct snd_pcm *pcm) { + char hdmi_str[32]; int err; - err = snd_jack_new(ctx->card, "HDMI/DP", SND_JACK_AVOUT, &ctx->jack, + snprintf(hdmi_str, sizeof(hdmi_str), + "HDMI/DP,pcm=%d", pcm->device); + + err = snd_jack_new(ctx->card, hdmi_str, SND_JACK_AVOUT, &ctx->jack, true, false); if (err < 0) return err; @@ -1793,7 +1798,17 @@ static int hdmi_lpe_audio_probe(struct platform_device *pdev) /* create controls */ for (i = 0; i < ARRAY_SIZE(had_controls); i++) { - ret = snd_ctl_add(card, snd_ctl_new1(&had_controls[i], ctx)); + struct snd_kcontrol *kctl; + + kctl = snd_ctl_new1(&had_controls[i], ctx); + if (!kctl) { + ret = -ENOMEM; + goto err; + } + + kctl->id.device = pcm->device; + + ret = snd_ctl_add(card, kctl); if (ret < 0) goto err; } @@ -1805,7 +1820,7 @@ static int hdmi_lpe_audio_probe(struct platform_device *pdev) if (ret < 0) goto err; - ret = had_create_jack(ctx); + ret = had_create_jack(ctx, pcm); if (ret < 0) goto err;