1/* SPDX-License-Identifier: GPL-2.0
2 *
3 * soc-card.h
4 *
5 * Copyright (C) 2019 Renesas Electronics Corp.
6 * Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
7 */
8#ifndef __SOC_CARD_H
9#define __SOC_CARD_H
10
11enum snd_soc_card_subclass {
12 SND_SOC_CARD_CLASS_ROOT = 0,
13 SND_SOC_CARD_CLASS_RUNTIME = 1,
14};
15
16static inline void snd_soc_card_mutex_lock_root(struct snd_soc_card *card)
17{
18 mutex_lock_nested(lock: &card->mutex, subclass: SND_SOC_CARD_CLASS_ROOT);
19}
20
21static inline void snd_soc_card_mutex_lock(struct snd_soc_card *card)
22{
23 mutex_lock_nested(lock: &card->mutex, subclass: SND_SOC_CARD_CLASS_RUNTIME);
24}
25
26static inline void snd_soc_card_mutex_unlock(struct snd_soc_card *card)
27{
28 mutex_unlock(lock: &card->mutex);
29}
30
31struct snd_kcontrol *snd_soc_card_get_kcontrol(struct snd_soc_card *soc_card,
32 const char *name);
33struct snd_kcontrol *snd_soc_card_get_kcontrol_locked(struct snd_soc_card *soc_card,
34 const char *name);
35int snd_soc_card_jack_new(struct snd_soc_card *card, const char *id, int type,
36 struct snd_soc_jack *jack);
37int snd_soc_card_jack_new_pins(struct snd_soc_card *card, const char *id,
38 int type, struct snd_soc_jack *jack,
39 struct snd_soc_jack_pin *pins,
40 unsigned int num_pins);
41
42int snd_soc_card_suspend_pre(struct snd_soc_card *card);
43int snd_soc_card_suspend_post(struct snd_soc_card *card);
44int snd_soc_card_resume_pre(struct snd_soc_card *card);
45int snd_soc_card_resume_post(struct snd_soc_card *card);
46
47int snd_soc_card_probe(struct snd_soc_card *card);
48int snd_soc_card_late_probe(struct snd_soc_card *card);
49void snd_soc_card_fixup_controls(struct snd_soc_card *card);
50int snd_soc_card_remove(struct snd_soc_card *card);
51
52int snd_soc_card_set_bias_level(struct snd_soc_card *card,
53 struct snd_soc_dapm_context *dapm,
54 enum snd_soc_bias_level level);
55int snd_soc_card_set_bias_level_post(struct snd_soc_card *card,
56 struct snd_soc_dapm_context *dapm,
57 enum snd_soc_bias_level level);
58
59int snd_soc_card_add_dai_link(struct snd_soc_card *card,
60 struct snd_soc_dai_link *dai_link);
61void snd_soc_card_remove_dai_link(struct snd_soc_card *card,
62 struct snd_soc_dai_link *dai_link);
63
64#ifdef CONFIG_PCI
65static inline void snd_soc_card_set_pci_ssid(struct snd_soc_card *card,
66 unsigned short vendor,
67 unsigned short device)
68{
69 card->pci_subsystem_vendor = vendor;
70 card->pci_subsystem_device = device;
71 card->pci_subsystem_set = true;
72}
73
74static inline int snd_soc_card_get_pci_ssid(struct snd_soc_card *card,
75 unsigned short *vendor,
76 unsigned short *device)
77{
78 if (!card->pci_subsystem_set)
79 return -ENOENT;
80
81 *vendor = card->pci_subsystem_vendor;
82 *device = card->pci_subsystem_device;
83
84 return 0;
85}
86#else /* !CONFIG_PCI */
87static inline void snd_soc_card_set_pci_ssid(struct snd_soc_card *card,
88 unsigned short vendor,
89 unsigned short device)
90{
91}
92
93static inline int snd_soc_card_get_pci_ssid(struct snd_soc_card *card,
94 unsigned short *vendor,
95 unsigned short *device)
96{
97 return -ENOENT;
98}
99#endif /* CONFIG_PCI */
100
101/* device driver data */
102static inline void snd_soc_card_set_drvdata(struct snd_soc_card *card,
103 void *data)
104{
105 card->drvdata = data;
106}
107
108static inline void *snd_soc_card_get_drvdata(struct snd_soc_card *card)
109{
110 return card->drvdata;
111}
112
113static inline
114struct snd_soc_dai *snd_soc_card_get_codec_dai(struct snd_soc_card *card,
115 const char *dai_name)
116{
117 struct snd_soc_pcm_runtime *rtd;
118
119 for_each_card_rtds(card, rtd) {
120 if (!strcmp(snd_soc_rtd_to_codec(rtd, 0)->name, dai_name))
121 return snd_soc_rtd_to_codec(rtd, 0);
122 }
123
124 return NULL;
125}
126
127#endif /* __SOC_CARD_H */
128

source code of linux/include/sound/soc-card.h