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