From: Yong Zhi yong.zhi@intel.com
Add support to systems where iDisp HDMI/DP audio codec is disabled for some reason, switch codecs to SoC dummy in the affected DAI links. This allows to reuse existing topologies as hdmi_num is 3 by default.
Reviewed-by: Kai Vehmanen kai.vehmanen@linux.intel.com Reviewed-by: Bard Liao yung-chuan.liao@linux.intel.com Reviewed-by: Ranjani Sridharan ranjani.sridharan@linux.intel.com Signed-off-by: Yong Zhi yong.zhi@intel.com Signed-off-by: Pierre-Louis Bossart pierre-louis.bossart@linux.intel.com --- sound/soc/intel/boards/sof_rt5682.c | 32 ++++++++++++++++++++--------- 1 file changed, 22 insertions(+), 10 deletions(-)
diff --git a/sound/soc/intel/boards/sof_rt5682.c b/sound/soc/intel/boards/sof_rt5682.c index bd6d2e7dea53..8391bea8ec79 100644 --- a/sound/soc/intel/boards/sof_rt5682.c +++ b/sound/soc/intel/boards/sof_rt5682.c @@ -81,6 +81,7 @@ struct sof_card_private { struct snd_soc_jack sof_headset; struct list_head hdmi_pcm_list; bool common_hdmi_codec_drv; + bool idisp_codec; };
static int sof_rt5682_quirk_cb(const struct dmi_system_id *id) @@ -417,7 +418,7 @@ static int sof_card_late_probe(struct snd_soc_card *card) int i = 0;
/* HDMI is not supported by SOF on Baytrail/CherryTrail */ - if (is_legacy_cpu) + if (is_legacy_cpu || !ctx->idisp_codec) return 0;
if (list_empty(&ctx->hdmi_pcm_list)) @@ -558,11 +559,14 @@ static struct snd_soc_dai_link_component dummy_component[] = { } };
+#define IDISP_CODEC_MASK 0x4 + static struct snd_soc_dai_link *sof_card_dai_links_create(struct device *dev, int ssp_codec, int ssp_amp, int dmic_be_num, - int hdmi_num) + int hdmi_num, + bool idisp_codec) { struct snd_soc_dai_link_component *idisp_components; struct snd_soc_dai_link_component *cpus; @@ -676,13 +680,18 @@ static struct snd_soc_dai_link *sof_card_dai_links_create(struct device *dev, if (!links[id].cpus->dai_name) goto devm_err;
- idisp_components[i - 1].name = "ehdaudio0D2"; - idisp_components[i - 1].dai_name = devm_kasprintf(dev, - GFP_KERNEL, - "intel-hdmi-hifi%d", - i); - if (!idisp_components[i - 1].dai_name) - goto devm_err; + if (idisp_codec) { + idisp_components[i - 1].name = "ehdaudio0D2"; + idisp_components[i - 1].dai_name = devm_kasprintf(dev, + GFP_KERNEL, + "intel-hdmi-hifi%d", + i); + if (!idisp_components[i - 1].dai_name) + goto devm_err; + } else { + idisp_components[i - 1].name = "snd-soc-dummy"; + idisp_components[i - 1].dai_name = "snd-soc-dummy-dai"; + }
links[id].codecs = &idisp_components[i - 1]; links[id].num_codecs = 1; @@ -838,6 +847,9 @@ static int sof_audio_probe(struct platform_device *pdev) /* default number of HDMI DAI's */ if (!hdmi_num) hdmi_num = 3; + + if (mach->mach_params.codec_mask & IDISP_CODEC_MASK) + ctx->idisp_codec = true; }
/* need to get main clock from pmc */ @@ -892,7 +904,7 @@ static int sof_audio_probe(struct platform_device *pdev) sof_audio_card_rt5682.num_links++;
dai_links = sof_card_dai_links_create(&pdev->dev, ssp_codec, ssp_amp, - dmic_be_num, hdmi_num); + dmic_be_num, hdmi_num, ctx->idisp_codec); if (!dai_links) return -ENOMEM;