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// SPDX-License-Identifier: GPL-2.0-only
// Copyright (c) 2020 Intel Corporation
/*
* sof_sdw_hdmi - Helpers to handle HDMI from generic machine driver
*/
#include <linux/device.h>
#include <linux/errno.h>
#include <linux/kernel.h>
#include <linux/list.h>
#include <sound/soc.h>
#include <sound/soc-acpi.h>
#include <sound/jack.h>
#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];
if (!ctx->idisp_codec)
return 0;
if (list_empty(&ctx->hdmi_pcm_list))
return -EINVAL;
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);
}
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