From mboxrd@z Thu Jan 1 00:00:00 1970 From: jeeja.kp@intel.com Subject: [PATCH 06/30] ASoC: Intel: bxt: add channel map support in bxt_da7219_max98357a machine Date: Mon, 16 Jan 2017 23:27:33 +0530 Message-ID: <1484589477-7630-7-git-send-email-jeeja.kp@intel.com> References: <1484589477-7630-1-git-send-email-jeeja.kp@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from mga11.intel.com (mga11.intel.com [192.55.52.93]) by alsa0.perex.cz (Postfix) with ESMTP id A4A732670FA for ; Mon, 16 Jan 2017 18:47:16 +0100 (CET) In-Reply-To: <1484589477-7630-1-git-send-email-jeeja.kp@intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: alsa-devel-bounces@alsa-project.org To: alsa-devel@alsa-project.org Cc: tiwai@suse.de, patches.audio@intel.com, broonie@kernel.org, liam.r.girdwood@intel.com, Jeeja KP List-Id: alsa-devel@alsa-project.org From: Jeeja KP HDMI registers channel map controls per PCM. As PCMs are not registered during dai_link init callback, store the pcm ids and codec DAIs during this init callback. Register for late probe and call the jack_init API which also registers channel map in the late probe callback handler. Signed-off-by: Jeeja KP --- sound/soc/intel/boards/bxt_da7219_max98357a.c | 49 ++++++++++++++++++++++++++- 1 file changed, 48 insertions(+), 1 deletion(-) diff --git a/sound/soc/intel/boards/bxt_da7219_max98357a.c b/sound/soc/intel/boards/bxt_da7219_max98357a.c index f46da61..8dfe5e8 100644 --- a/sound/soc/intel/boards/bxt_da7219_max98357a.c +++ b/sound/soc/intel/boards/bxt_da7219_max98357a.c @@ -34,6 +34,16 @@ static struct snd_soc_jack broxton_headset; +struct bxt_hdmi_pcm { + struct list_head head; + struct snd_soc_dai *codec_dai; + int device; +}; + +struct bxt_card_private { + struct list_head hdmi_pcm_list; +}; + enum { BXT_DPCM_AUDIO_PB = 0, BXT_DPCM_AUDIO_CP, @@ -181,9 +191,20 @@ static int broxton_da7219_codec_init(struct snd_soc_pcm_runtime *rtd) static int broxton_hdmi_init(struct snd_soc_pcm_runtime *rtd) { + struct bxt_card_private *ctx = snd_soc_card_get_drvdata(rtd->card); struct snd_soc_dai *dai = rtd->codec_dai; + struct bxt_hdmi_pcm *pcm; + + pcm = devm_kzalloc(rtd->card->dev, sizeof(*pcm), GFP_KERNEL); + if (!pcm) + return -ENOMEM; - return hdac_hdmi_jack_init(dai, BXT_DPCM_AUDIO_HDMI1_PB + dai->id); + pcm->device = BXT_DPCM_AUDIO_HDMI1_PB + dai->id; + pcm->codec_dai = dai; + + list_add_tail(&pcm->head, &ctx->hdmi_pcm_list); + + return 0; } static int broxton_da7219_fe_init(struct snd_soc_pcm_runtime *rtd) @@ -531,6 +552,21 @@ static struct snd_soc_dai_link broxton_dais[] = { }, }; +static int bxt_card_late_probe(struct snd_soc_card *card) +{ + struct bxt_card_private *ctx = snd_soc_card_get_drvdata(card); + struct bxt_hdmi_pcm *pcm; + int err; + + list_for_each_entry(pcm, &ctx->hdmi_pcm_list, head) { + err = hdac_hdmi_jack_init(pcm->codec_dai, pcm->device); + if (err < 0) + return err; + } + + return 0; +} + /* broxton audio machine driver for SPT + da7219 */ static struct snd_soc_card broxton_audio_card = { .name = "bxtda7219max", @@ -544,11 +580,22 @@ static struct snd_soc_card broxton_audio_card = { .dapm_routes = broxton_map, .num_dapm_routes = ARRAY_SIZE(broxton_map), .fully_routed = true, + .late_probe = bxt_card_late_probe, }; static int broxton_audio_probe(struct platform_device *pdev) { + struct bxt_card_private *ctx; + + ctx = devm_kzalloc(&pdev->dev, sizeof(*ctx), GFP_ATOMIC); + if (!ctx) + return -ENOMEM; + + INIT_LIST_HEAD(&ctx->hdmi_pcm_list); + broxton_audio_card.dev = &pdev->dev; + snd_soc_card_set_drvdata(&broxton_audio_card, ctx); + return devm_snd_soc_register_card(&pdev->dev, &broxton_audio_card); } -- 2.5.0