include/sound/soc-card.h

   1 /* SPDX-License-Identifier: GPL-2.0
   2  *
   3  * soc-card.h
   4  *
   5  * Copyright (C) 2019 Renesas Electronics Corp.
   6  * Kuninori Morimoto <[email protected]>
   7  */
   8 #ifndef __SOC_CARD_H
   9 #define __SOC_CARD_H
  10
  11 enum snd_soc_card_subclass {
  12         SND_SOC_CARD_CLASS_ROOT         = 0,
  13         SND_SOC_CARD_CLASS_RUNTIME      = 1,
  14 };
  15
  16 static 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
  21 static 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
  26 static inline void snd_soc_card_mutex_unlock(struct snd_soc_card *card)
  27 {
  28         mutex_unlock(&card->mutex);
  29 }
  30
  31 struct snd_kcontrol *snd_soc_card_get_kcontrol(struct snd_soc_card *soc_card,
  32                                                const char *name);
  33 struct snd_kcontrol *snd_soc_card_get_kcontrol_locked(struct snd_soc_card *soc_card,
  34                                                       const char *name);
  35 int snd_soc_card_jack_new(struct snd_soc_card *card, const char *id, int type,
  36                           struct snd_soc_jack *jack);
  37 int 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
  42 int snd_soc_card_suspend_pre(struct snd_soc_card *card);
  43 int snd_soc_card_suspend_post(struct snd_soc_card *card);
  44 int snd_soc_card_resume_pre(struct snd_soc_card *card);
  45 int snd_soc_card_resume_post(struct snd_soc_card *card);
  46
  47 int snd_soc_card_probe(struct snd_soc_card *card);
  48 int snd_soc_card_late_probe(struct snd_soc_card *card);
  49 void snd_soc_card_fixup_controls(struct snd_soc_card *card);
  50 int snd_soc_card_remove(struct snd_soc_card *card);
  51
  52 int 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);
  55 int 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
  59 int snd_soc_card_add_dai_link(struct snd_soc_card *card,
  60                               struct snd_soc_dai_link *dai_link);
  61 void snd_soc_card_remove_dai_link(struct snd_soc_card *card,
  62                                   struct snd_soc_dai_link *dai_link);
  63
  64 #ifdef CONFIG_PCI
  65 static 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
  74 static 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 */
  87 static inline void snd_soc_card_set_pci_ssid(struct snd_soc_card *card,
  88                                              unsigned short vendor,
  89                                              unsigned short device)
  90 {
  91 }
  92
  93 static 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 */
 102 static inline void snd_soc_card_set_drvdata(struct snd_soc_card *card,
 103                                             void *data)
 104 {
 105         card->drvdata = data;
 106 }
 107
 108 static inline void *snd_soc_card_get_drvdata(struct snd_soc_card *card)
 109 {
 110         return card->drvdata;
 111 }
 112
 113 static inline
 114 struct 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 */