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 <kuninori.morimoto.gx@renesas.com>
   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 int snd_soc_card_jack_new(struct snd_soc_card *card, const char *id, int type,
  34                           struct snd_soc_jack *jack);
  35 int 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
  40 int snd_soc_card_suspend_pre(struct snd_soc_card *card);
  41 int snd_soc_card_suspend_post(struct snd_soc_card *card);
  42 int snd_soc_card_resume_pre(struct snd_soc_card *card);
  43 int snd_soc_card_resume_post(struct snd_soc_card *card);
  44
  45 int snd_soc_card_probe(struct snd_soc_card *card);
  46 int snd_soc_card_late_probe(struct snd_soc_card *card);
  47 void snd_soc_card_fixup_controls(struct snd_soc_card *card);
  48 int snd_soc_card_remove(struct snd_soc_card *card);
  49
  50 int 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);
  53 int 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
  57 int snd_soc_card_add_dai_link(struct snd_soc_card *card,
  58                               struct snd_soc_dai_link *dai_link);
  59 void snd_soc_card_remove_dai_link(struct snd_soc_card *card,
  60                                   struct snd_soc_dai_link *dai_link);
  61
  62 #ifdef CONFIG_PCI
  63 static 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
  72 static 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 */
  85 static inline void snd_soc_card_set_pci_ssid(struct snd_soc_card *card,
  86                                              unsigned short vendor,
  87                                              unsigned short device)
  88 {
  89 }
  90
  91 static 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 */
 100 static inline void snd_soc_card_set_drvdata(struct snd_soc_card *card,
 101                                             void *data)
 102 {
 103         card->drvdata = data;
 104 }
 105
 106 static inline void *snd_soc_card_get_drvdata(struct snd_soc_card *card)
 107 {
 108         return card->drvdata;
 109 }
 110
 111 static inline
 112 struct 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 */