1/* SPDX-License-Identifier: GPL-2.0-only */
 2/*
 3 * Copyright(c) 2015-18 Intel Corporation.
 4 */
 5
 6/*
 7 * This file defines data structures used in Machine Driver for Intel
 8 * platforms with HDA Codecs.
 9 */
10
11#ifndef __SKL_HDA_DSP_COMMON_H
12#define __SKL_HDA_DSP_COMMON_H
13#include <linux/module.h>
14#include <linux/platform_device.h>
15#include <sound/core.h>
16#include <sound/jack.h>
17#include <sound/hda_codec.h>
18#include "../../codecs/hdac_hda.h"
19#include "hda_dsp_common.h"
20
21#define HDA_DSP_MAX_BE_DAI_LINKS 7
22
23struct skl_hda_hdmi_pcm {
24	struct list_head head;
25	struct snd_soc_dai *codec_dai;
26	struct snd_soc_jack hdmi_jack;
27	int device;
28};
29
30struct skl_hda_private {
31	struct list_head hdmi_pcm_list;
32	int pcm_count;
33	int dai_index;
34	const char *platform_name;
35	bool common_hdmi_codec_drv;
36	bool idisp_codec;
37};
38
39extern struct snd_soc_dai_link skl_hda_be_dai_links[HDA_DSP_MAX_BE_DAI_LINKS];
40int skl_hda_hdmi_jack_init(struct snd_soc_card *card);
41int skl_hda_hdmi_add_pcm(struct snd_soc_card *card, int device);
42
43/*
44 * Search card topology and register HDMI PCM related controls
45 * to codec driver.
46 */
47static inline int skl_hda_hdmi_build_controls(struct snd_soc_card *card)
48{
49	struct skl_hda_private *ctx = snd_soc_card_get_drvdata(card);
50	struct snd_soc_component *component;
51	struct skl_hda_hdmi_pcm *pcm;
52
53	/* HDMI disabled, do not create controls */
54	if (list_empty(&ctx->hdmi_pcm_list))
55		return 0;
56
57	pcm = list_first_entry(&ctx->hdmi_pcm_list, struct skl_hda_hdmi_pcm,
58			       head);
59	component = pcm->codec_dai->component;
60	if (!component)
61		return -EINVAL;
62
63	return hda_dsp_hdmi_build_controls(card, component);
64}
65
66#endif /* __SOUND_SOC_HDA_DSP_COMMON_H */