// SPDX-License-Identifier: GPL-2.0-only // Copyright (c) 2020 Intel Corporation /* * sof_sdw_hdmi - Helpers to handle HDMI from generic machine driver */ #include #include #include #include #include #include #include #include "sof_sdw_common.h" #include "../../codecs/hdac_hdmi.h" #include "hda_dsp_common.h" static struct snd_soc_jack hdmi[MAX_HDMI_NUM]; struct hdmi_pcm { struct list_head head; struct snd_soc_dai *codec_dai; int device; }; int sof_sdw_hdmi_init(struct snd_soc_pcm_runtime *rtd) { struct mc_private *ctx = snd_soc_card_get_drvdata(rtd->card); struct snd_soc_dai *dai = asoc_rtd_to_codec(rtd, 0); struct hdmi_pcm *pcm; pcm = devm_kzalloc(rtd->card->dev, sizeof(*pcm), GFP_KERNEL); if (!pcm) return -ENOMEM; /* dai_link id is 1:1 mapped to the PCM device */ pcm->device = rtd->dai_link->id; pcm->codec_dai = dai; list_add_tail(&pcm->head, &ctx->hdmi_pcm_list); return 0; } #define NAME_SIZE 32 int sof_sdw_hdmi_card_late_probe(struct snd_soc_card *card) { struct mc_private *ctx = snd_soc_card_get_drvdata(card); struct hdmi_pcm *pcm; struct snd_soc_component *component = NULL; int err, i = 0; char jack_name[NAME_SIZE]; pcm = list_first_entry(&ctx->hdmi_pcm_list, struct hdmi_pcm, head); component = pcm->codec_dai->component; if (ctx->common_hdmi_codec_drv) return hda_dsp_hdmi_build_controls(card, component); list_for_each_entry(pcm, &ctx->hdmi_pcm_list, head) { component = pcm->codec_dai->component; snprintf(jack_name, sizeof(jack_name), "HDMI/DP, pcm=%d Jack", pcm->device); err = snd_soc_card_jack_new(card, jack_name, SND_JACK_AVOUT, &hdmi[i], NULL, 0); if (err) return err; err = snd_jack_add_new_kctl(hdmi[i].jack, jack_name, SND_JACK_AVOUT); if (err) dev_warn(component->dev, "failed creating Jack kctl\n"); err = hdac_hdmi_jack_init(pcm->codec_dai, pcm->device, &hdmi[i]); if (err < 0) return err; i++; } if (!component) return -EINVAL; return hdac_hdmi_jack_port_init(component, &card->dapm); }