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(&card->mutex, 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(&card->mutex, SND_SOC_CARD_CLASS_RUNTIME);
 24}
 25
 26static inline void snd_soc_card_mutex_unlock(struct snd_soc_card *card)
 27{
 28	mutex_unlock(&card->mutex);
 29}
 30
 31struct snd_kcontrol *snd_soc_card_get_kcontrol(struct snd_soc_card *soc_card,
 32					       const char *name);
 33int snd_soc_card_jack_new(struct snd_soc_card *card, const char *id, int type,
 34			  struct snd_soc_jack *jack);
 35int snd_soc_card_jack_new_pins(struct snd_soc_card *card, const char *id,
 36			       int type, struct snd_soc_jack *jack,
 37			       struct snd_soc_jack_pin *pins,
 38			       unsigned int num_pins);
 39
 40int snd_soc_card_suspend_pre(struct snd_soc_card *card);
 41int snd_soc_card_suspend_post(struct snd_soc_card *card);
 42int snd_soc_card_resume_pre(struct snd_soc_card *card);
 43int snd_soc_card_resume_post(struct snd_soc_card *card);
 44
 45int snd_soc_card_probe(struct snd_soc_card *card);
 46int snd_soc_card_late_probe(struct snd_soc_card *card);
 47void snd_soc_card_fixup_controls(struct snd_soc_card *card);
 48int snd_soc_card_remove(struct snd_soc_card *card);
 49
 50int snd_soc_card_set_bias_level(struct snd_soc_card *card,
 51				struct snd_soc_dapm_context *dapm,
 52				enum snd_soc_bias_level level);
 53int snd_soc_card_set_bias_level_post(struct snd_soc_card *card,
 54				     struct snd_soc_dapm_context *dapm,
 55				     enum snd_soc_bias_level level);
 56
 57int snd_soc_card_add_dai_link(struct snd_soc_card *card,
 58			      struct snd_soc_dai_link *dai_link);
 59void snd_soc_card_remove_dai_link(struct snd_soc_card *card,
 60				  struct snd_soc_dai_link *dai_link);
 61
 62#ifdef CONFIG_PCI
 63static inline void snd_soc_card_set_pci_ssid(struct snd_soc_card *card,
 64					     unsigned short vendor,
 65					     unsigned short device)
 66{
 67	card->pci_subsystem_vendor = vendor;
 68	card->pci_subsystem_device = device;
 69	card->pci_subsystem_set = true;
 70}
 71
 72static inline int snd_soc_card_get_pci_ssid(struct snd_soc_card *card,
 73					    unsigned short *vendor,
 74					    unsigned short *device)
 75{
 76	if (!card->pci_subsystem_set)
 77		return -ENOENT;
 78
 79	*vendor = card->pci_subsystem_vendor;
 80	*device = card->pci_subsystem_device;
 81
 82	return 0;
 83}
 84#else /* !CONFIG_PCI */
 85static inline void snd_soc_card_set_pci_ssid(struct snd_soc_card *card,
 86					     unsigned short vendor,
 87					     unsigned short device)
 88{
 89}
 90
 91static inline int snd_soc_card_get_pci_ssid(struct snd_soc_card *card,
 92					    unsigned short *vendor,
 93					    unsigned short *device)
 94{
 95	return -ENOENT;
 96}
 97#endif /* CONFIG_PCI */
 98
 99/* device driver data */
100static inline void snd_soc_card_set_drvdata(struct snd_soc_card *card,
101					    void *data)
102{
103	card->drvdata = data;
104}
105
106static inline void *snd_soc_card_get_drvdata(struct snd_soc_card *card)
107{
108	return card->drvdata;
109}
110
111static inline
112struct snd_soc_dai *snd_soc_card_get_codec_dai(struct snd_soc_card *card,
113					       const char *dai_name)
114{
115	struct snd_soc_pcm_runtime *rtd;
116
117	for_each_card_rtds(card, rtd) {
118		if (!strcmp(snd_soc_rtd_to_codec(rtd, 0)->name, dai_name))
119			return snd_soc_rtd_to_codec(rtd, 0);
120	}
121
122	return NULL;
123}
124
125#endif /* __SOC_CARD_H */