From: Jeeja KP jeeja.kp@intel.com
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 registers channel map in the late probe callback handler.
Signed-off-by: Jeeja KP jeeja.kp@intel.com --- sound/soc/intel/boards/bxt_rt298.c | 52 ++++++++++++++++++++++++++++++++++++-- 1 file changed, 50 insertions(+), 2 deletions(-)
diff --git a/sound/soc/intel/boards/bxt_rt298.c b/sound/soc/intel/boards/bxt_rt298.c index 1309405..bc9ee09 100644 --- a/sound/soc/intel/boards/bxt_rt298.c +++ b/sound/soc/intel/boards/bxt_rt298.c @@ -26,8 +26,18 @@ #include "../../codecs/hdac_hdmi.h" #include "../../codecs/rt298.h"
-static struct snd_soc_jack broxton_headset; /* Headset jack detection DAPM pins */ +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_rt286_private { + struct list_head hdmi_pcm_list; +};
enum { BXT_DPCM_AUDIO_PB = 0, @@ -139,9 +149,20 @@ static int broxton_rt298_codec_init(struct snd_soc_pcm_runtime *rtd)
static int broxton_hdmi_init(struct snd_soc_pcm_runtime *rtd) { + struct bxt_rt286_private *ctx = snd_soc_card_get_drvdata(rtd->card); struct snd_soc_dai *dai = rtd->codec_dai; + struct bxt_hdmi_pcm *pcm;
- return hdac_hdmi_jack_init(dai, BXT_DPCM_AUDIO_HDMI1_PB + dai->id); + pcm = devm_kzalloc(rtd->card->dev, sizeof(*pcm), GFP_KERNEL); + if (!pcm) + return -ENOMEM; + + 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_ssp5_fixup(struct snd_soc_pcm_runtime *rtd, @@ -432,6 +453,22 @@ static struct snd_soc_dai_link broxton_rt298_dais[] = { }, };
+static int bxt_card_late_probe(struct snd_soc_card *card) +{ + struct bxt_rt286_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 + RT298S */ static struct snd_soc_card broxton_rt298 = { .name = "broxton-rt298", @@ -445,11 +482,22 @@ static struct snd_soc_card broxton_rt298 = { .dapm_routes = broxton_rt298_map, .num_dapm_routes = ARRAY_SIZE(broxton_rt298_map), .fully_routed = true, + .late_probe = bxt_card_late_probe, + };
static int broxton_audio_probe(struct platform_device *pdev) { + struct bxt_rt286_private *ctx; + + ctx = devm_kzalloc(&pdev->dev, sizeof(*ctx), GFP_ATOMIC); + if (!ctx) + return -ENOMEM; + + INIT_LIST_HEAD(&ctx->hdmi_pcm_list); + broxton_rt298.dev = &pdev->dev; + snd_soc_card_set_drvdata(&broxton_rt298, ctx);
return devm_snd_soc_register_card(&pdev->dev, &broxton_rt298); }