diff options
Diffstat (limited to 'include/sound/soc.h')
| -rw-r--r-- | include/sound/soc.h | 370 |
1 files changed, 270 insertions, 100 deletions
diff --git a/include/sound/soc.h b/include/sound/soc.h index cf6111d72b17..5c3bce83f28a 100644 --- a/include/sound/soc.h +++ b/include/sound/soc.h @@ -15,6 +15,7 @@ #include <linux/platform_device.h> #include <linux/types.h> +#include <linux/notifier.h> #include <linux/workqueue.h> #include <linux/interrupt.h> #include <linux/kernel.h> @@ -29,10 +30,10 @@ #define SOC_SINGLE_VALUE(xreg, xshift, xmax, xinvert) \ ((unsigned long)&(struct soc_mixer_control) \ {.reg = xreg, .shift = xshift, .rshift = xshift, .max = xmax, \ - .invert = xinvert}) + .platform_max = xmax, .invert = xinvert}) #define SOC_SINGLE_VALUE_EXT(xreg, xmax, xinvert) \ ((unsigned long)&(struct soc_mixer_control) \ - {.reg = xreg, .max = xmax, .invert = xinvert}) + {.reg = xreg, .max = xmax, .platform_max = xmax, .invert = xinvert}) #define SOC_SINGLE(xname, reg, shift, max, invert) \ { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ .info = snd_soc_info_volsw, .get = snd_soc_get_volsw,\ @@ -52,14 +53,14 @@ .put = snd_soc_put_volsw, \ .private_value = (unsigned long)&(struct soc_mixer_control) \ {.reg = xreg, .shift = shift_left, .rshift = shift_right, \ - .max = xmax, .invert = xinvert} } + .max = xmax, .platform_max = xmax, .invert = xinvert} } #define SOC_DOUBLE_R(xname, reg_left, reg_right, xshift, xmax, xinvert) \ { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \ .info = snd_soc_info_volsw_2r, \ .get = snd_soc_get_volsw_2r, .put = snd_soc_put_volsw_2r, \ .private_value = (unsigned long)&(struct soc_mixer_control) \ {.reg = reg_left, .rreg = reg_right, .shift = xshift, \ - .max = xmax, .invert = xinvert} } + .max = xmax, .platform_max = xmax, .invert = xinvert} } #define SOC_DOUBLE_TLV(xname, xreg, shift_left, shift_right, xmax, xinvert, tlv_array) \ { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\ .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |\ @@ -69,7 +70,7 @@ .put = snd_soc_put_volsw, \ .private_value = (unsigned long)&(struct soc_mixer_control) \ {.reg = xreg, .shift = shift_left, .rshift = shift_right,\ - .max = xmax, .invert = xinvert} } + .max = xmax, .platform_max = xmax, .invert = xinvert} } #define SOC_DOUBLE_R_TLV(xname, reg_left, reg_right, xshift, xmax, xinvert, tlv_array) \ { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\ .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |\ @@ -79,7 +80,7 @@ .get = snd_soc_get_volsw_2r, .put = snd_soc_put_volsw_2r, \ .private_value = (unsigned long)&(struct soc_mixer_control) \ {.reg = reg_left, .rreg = reg_right, .shift = xshift, \ - .max = xmax, .invert = xinvert} } + .max = xmax, .platform_max = xmax, .invert = xinvert} } #define SOC_DOUBLE_S8_TLV(xname, xreg, xmin, xmax, tlv_array) \ { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \ .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ | \ @@ -88,7 +89,8 @@ .info = snd_soc_info_volsw_s8, .get = snd_soc_get_volsw_s8, \ .put = snd_soc_put_volsw_s8, \ .private_value = (unsigned long)&(struct soc_mixer_control) \ - {.reg = xreg, .min = xmin, .max = xmax} } + {.reg = xreg, .min = xmin, .max = xmax, \ + .platform_max = xmax} } #define SOC_ENUM_DOUBLE(xreg, xshift_l, xshift_r, xmax, xtexts) \ { .reg = xreg, .shift_l = xshift_l, .shift_r = xshift_r, \ .max = xmax, .texts = xtexts } @@ -125,7 +127,7 @@ .get = xhandler_get, .put = xhandler_put, \ .private_value = (unsigned long)&(struct soc_mixer_control) \ {.reg = xreg, .shift = shift_left, .rshift = shift_right, \ - .max = xmax, .invert = xinvert} } + .max = xmax, .platform_max = xmax, .invert = xinvert} } #define SOC_SINGLE_EXT_TLV(xname, xreg, xshift, xmax, xinvert,\ xhandler_get, xhandler_put, tlv_array) \ { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ @@ -135,6 +137,28 @@ .info = snd_soc_info_volsw, \ .get = xhandler_get, .put = xhandler_put, \ .private_value = SOC_SINGLE_VALUE(xreg, xshift, xmax, xinvert) } +#define SOC_DOUBLE_EXT_TLV(xname, xreg, shift_left, shift_right, xmax, xinvert,\ + xhandler_get, xhandler_put, tlv_array) \ +{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \ + .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ | \ + SNDRV_CTL_ELEM_ACCESS_READWRITE, \ + .tlv.p = (tlv_array), \ + .info = snd_soc_info_volsw, \ + .get = xhandler_get, .put = xhandler_put, \ + .private_value = (unsigned long)&(struct soc_mixer_control) \ + {.reg = xreg, .shift = shift_left, .rshift = shift_right, \ + .max = xmax, .platform_max = xmax, .invert = xinvert} } +#define SOC_DOUBLE_R_EXT_TLV(xname, reg_left, reg_right, xshift, xmax, xinvert,\ + xhandler_get, xhandler_put, tlv_array) \ +{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \ + .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ | \ + SNDRV_CTL_ELEM_ACCESS_READWRITE, \ + .tlv.p = (tlv_array), \ + .info = snd_soc_info_volsw_2r, \ + .get = xhandler_get, .put = xhandler_put, \ + .private_value = (unsigned long)&(struct soc_mixer_control) \ + {.reg = reg_left, .rreg = reg_right, .shift = xshift, \ + .max = xmax, .platform_max = xmax, .invert = xinvert} } #define SOC_SINGLE_BOOL_EXT(xname, xdata, xhandler_get, xhandler_put) \ { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ .info = snd_soc_info_bool_ext, \ @@ -146,6 +170,38 @@ .get = xhandler_get, .put = xhandler_put, \ .private_value = (unsigned long)&xenum } +#define SOC_DOUBLE_R_SX_TLV(xname, xreg_left, xreg_right, xshift,\ + xmin, xmax, tlv_array) \ +{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \ + .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ | \ + SNDRV_CTL_ELEM_ACCESS_READWRITE, \ + .tlv.p = (tlv_array), \ + .info = snd_soc_info_volsw_2r_sx, \ + .get = snd_soc_get_volsw_2r_sx, \ + .put = snd_soc_put_volsw_2r_sx, \ + .private_value = (unsigned long)&(struct soc_mixer_control) \ + {.reg = xreg_left, \ + .rreg = xreg_right, .shift = xshift, \ + .min = xmin, .max = xmax} } + + +/* + * Simplified versions of above macros, declaring a struct and calculating + * ARRAY_SIZE internally + */ +#define SOC_ENUM_DOUBLE_DECL(name, xreg, xshift_l, xshift_r, xtexts) \ + struct soc_enum name = SOC_ENUM_DOUBLE(xreg, xshift_l, xshift_r, \ + ARRAY_SIZE(xtexts), xtexts) +#define SOC_ENUM_SINGLE_DECL(name, xreg, xshift, xtexts) \ + SOC_ENUM_DOUBLE_DECL(name, xreg, xshift, xshift, xtexts) +#define SOC_ENUM_SINGLE_EXT_DECL(name, xtexts) \ + struct soc_enum name = SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(xtexts), xtexts) +#define SOC_VALUE_ENUM_DOUBLE_DECL(name, xreg, xshift_l, xshift_r, xmask, xtexts, xvalues) \ + struct soc_enum name = SOC_VALUE_ENUM_DOUBLE(xreg, xshift_l, xshift_r, xmask, \ + ARRAY_SIZE(xtexts), xtexts, xvalues) +#define SOC_VALUE_ENUM_SINGLE_DECL(name, xreg, xshift, xmask, xtexts, xvalues) \ + SOC_VALUE_ENUM_DOUBLE_DECL(name, xreg, xshift, xshift, xmask, xtexts, xvalues) + /* * Bias levels * @@ -158,10 +214,10 @@ * @OFF: Power Off. No restrictions on transition times. */ enum snd_soc_bias_level { - SND_SOC_BIAS_ON, - SND_SOC_BIAS_PREPARE, - SND_SOC_BIAS_STANDBY, SND_SOC_BIAS_OFF, + SND_SOC_BIAS_STANDBY, + SND_SOC_BIAS_PREPARE, + SND_SOC_BIAS_ON, }; struct snd_jack; @@ -172,41 +228,63 @@ struct snd_soc_ops; struct snd_soc_dai_mode; struct snd_soc_pcm_runtime; struct snd_soc_dai; +struct snd_soc_dai_driver; struct snd_soc_platform; +struct snd_soc_dai_link; +struct snd_soc_platform_driver; struct snd_soc_codec; +struct snd_soc_codec_driver; struct soc_enum; struct snd_soc_ac97_ops; struct snd_soc_jack; struct snd_soc_jack_pin; + #ifdef CONFIG_GPIOLIB struct snd_soc_jack_gpio; #endif typedef int (*hw_write_t)(void *,const char* ,int); -typedef int (*hw_read_t)(void *,char* ,int); extern struct snd_ac97_bus_ops soc_ac97_ops; -int snd_soc_register_platform(struct snd_soc_platform *platform); -void snd_soc_unregister_platform(struct snd_soc_platform *platform); -int snd_soc_register_codec(struct snd_soc_codec *codec); -void snd_soc_unregister_codec(struct snd_soc_codec *codec); +enum snd_soc_control_type { + SND_SOC_CUSTOM, + SND_SOC_I2C, + SND_SOC_SPI, +}; -/* pcm <-> DAI connect */ -void snd_soc_free_pcms(struct snd_soc_device *socdev); -int snd_soc_new_pcms(struct snd_soc_device *socdev, int idx, const char *xid); -int snd_soc_init_card(struct snd_soc_device *socdev); +int snd_soc_register_platform(struct device *dev, + struct snd_soc_platform_driver *platform_drv); +void snd_soc_unregister_platform(struct device *dev); +int snd_soc_register_codec(struct device *dev, + struct snd_soc_codec_driver *codec_drv, + struct snd_soc_dai_driver *dai_drv, int num_dai); +void snd_soc_unregister_codec(struct device *dev); +int snd_soc_codec_volatile_register(struct snd_soc_codec *codec, int reg); +int snd_soc_codec_set_cache_io(struct snd_soc_codec *codec, + int addr_bits, int data_bits, + enum snd_soc_control_type control); + +/* Utility functions to get clock rates from various things */ +int snd_soc_calc_frame_size(int sample_size, int channels, int tdm_slots); +int snd_soc_params_to_frame_size(struct snd_pcm_hw_params *params); +int snd_soc_calc_bclk(int fs, int sample_size, int channels, int tdm_slots); +int snd_soc_params_to_bclk(struct snd_pcm_hw_params *parms); /* set runtime hw params */ int snd_soc_set_runtime_hwparams(struct snd_pcm_substream *substream, const struct snd_pcm_hardware *hw); /* Jack reporting */ -int snd_soc_jack_new(struct snd_soc_card *card, const char *id, int type, +int snd_soc_jack_new(struct snd_soc_codec *codec, const char *id, int type, struct snd_soc_jack *jack); void snd_soc_jack_report(struct snd_soc_jack *jack, int status, int mask); int snd_soc_jack_add_pins(struct snd_soc_jack *jack, int count, struct snd_soc_jack_pin *pins); +void snd_soc_jack_notifier_register(struct snd_soc_jack *jack, + struct notifier_block *nb); +void snd_soc_jack_notifier_unregister(struct snd_soc_jack *jack, + struct notifier_block *nb); #ifdef CONFIG_GPIOLIB int snd_soc_jack_add_gpios(struct snd_soc_jack *jack, int count, struct snd_soc_jack_gpio *gpios); @@ -216,9 +294,12 @@ void snd_soc_jack_free_gpios(struct snd_soc_jack *jack, int count, /* codec register bit access */ int snd_soc_update_bits(struct snd_soc_codec *codec, unsigned short reg, - unsigned short mask, unsigned short value); + unsigned int mask, unsigned int value); +int snd_soc_update_bits_locked(struct snd_soc_codec *codec, + unsigned short reg, unsigned int mask, + unsigned int value); int snd_soc_test_bits(struct snd_soc_codec *codec, unsigned short reg, - unsigned short mask, unsigned short value); + unsigned int mask, unsigned int value); int snd_soc_new_ac97_codec(struct snd_soc_codec *codec, struct snd_ac97_bus_ops *ops, int num); @@ -264,6 +345,14 @@ int snd_soc_get_volsw_s8(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol); int snd_soc_put_volsw_s8(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol); +int snd_soc_limit_volume(struct snd_soc_codec *codec, + const char *name, int max); +int snd_soc_info_volsw_2r_sx(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_info *uinfo); +int snd_soc_get_volsw_2r_sx(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol); +int snd_soc_put_volsw_2r_sx(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol); /** * struct snd_soc_jack_pin - Describes a pin to update based on jack detection @@ -296,27 +385,29 @@ struct snd_soc_jack_gpio { int invert; int debounce_time; struct snd_soc_jack *jack; - struct work_struct work; + struct delayed_work work; + + int (*jack_status_check)(void); }; #endif struct snd_soc_jack { struct snd_jack *jack; - struct snd_soc_card *card; + struct snd_soc_codec *codec; struct list_head pins; int status; + struct blocking_notifier_head notifier; }; /* SoC PCM stream information */ struct snd_soc_pcm_stream { - char *stream_name; + const char *stream_name; u64 formats; /* SNDRV_PCM_FMTBIT_* */ unsigned int rates; /* SNDRV_PCM_RATE_* */ unsigned int rate_min; /* min rate */ unsigned int rate_max; /* max rate */ unsigned int channels_min; /* min channels */ unsigned int channels_max; /* max channels */ - unsigned int active:1; /* stream is in use */ }; /* SoC audio ops */ @@ -329,38 +420,36 @@ struct snd_soc_ops { int (*trigger)(struct snd_pcm_substream *, int); }; -/* SoC Audio Codec */ +/* SoC Audio Codec device */ struct snd_soc_codec { - char *name; - struct module *owner; - struct mutex mutex; + const char *name; + int id; struct device *dev; - struct snd_soc_device *socdev; + struct snd_soc_codec_driver *driver; + struct mutex mutex; + struct snd_soc_card *card; struct list_head list; - - /* callbacks */ - int (*set_bias_level)(struct snd_soc_codec *, - enum snd_soc_bias_level level); + struct list_head card_list; + int num_dai; /* runtime */ - struct snd_card *card; struct snd_ac97 *ac97; /* for ad-hoc ac97 devices */ unsigned int active; - unsigned int pcm_devs; - void *private_data; + unsigned int idle_bias_off:1; /* Use BIAS_OFF instead of STANDBY */ + unsigned int cache_only:1; /* Suppress writes to hardware */ + unsigned int cache_sync:1; /* Cache needs to be synced to hardware */ + unsigned int suspended:1; /* Codec is in suspend PM state */ + unsigned int probed:1; /* Codec has been probed */ + unsigned int ac97_registered:1; /* Codec has been AC97 registered */ + unsigned int ac97_created:1; /* Codec has been created by SoC */ + unsigned int sysfs_registered:1; /* codec has been sysfs registered */ /* codec IO */ void *control_data; /* codec control (i2c/3wire) data */ - unsigned int (*read)(struct snd_soc_codec *, unsigned int); - int (*write)(struct snd_soc_codec *, unsigned int, unsigned int); - int (*display_register)(struct snd_soc_codec *, char *, - size_t, unsigned int); hw_write_t hw_write; - hw_read_t hw_read; + unsigned int (*hw_read)(struct snd_soc_codec *, unsigned int); void *reg_cache; - short reg_cache_size; - short reg_cache_step; /* dapm */ u32 pop_time; @@ -369,34 +458,47 @@ struct snd_soc_codec { enum snd_soc_bias_level bias_level; enum snd_soc_bias_level suspend_bias_level; struct delayed_work delayed_work; - struct list_head up_list; - struct list_head down_list; - - /* codec DAI's */ - struct snd_soc_dai *dai; - unsigned int num_dai; #ifdef CONFIG_DEBUG_FS + struct dentry *debugfs_codec_root; struct dentry *debugfs_reg; struct dentry *debugfs_pop_time; + struct dentry *debugfs_dapm; #endif }; -/* codec device */ -struct snd_soc_codec_device { - int (*probe)(struct platform_device *pdev); - int (*remove)(struct platform_device *pdev); - int (*suspend)(struct platform_device *pdev, pm_message_t state); - int (*resume)(struct platform_device *pdev); +/* codec driver */ +struct snd_soc_codec_driver { + + /* driver ops */ + int (*probe)(struct snd_soc_codec *); + int (*remove)(struct snd_soc_codec *); + int (*suspend)(struct snd_soc_codec *, + pm_message_t state); + int (*resume)(struct snd_soc_codec *); + + /* codec IO */ + unsigned int (*read)(struct snd_soc_codec *, unsigned int); + int (*write)(struct snd_soc_codec *, unsigned int, unsigned int); + int (*display_register)(struct snd_soc_codec *, char *, + size_t, unsigned int); + int (*volatile_register)(unsigned int); + int (*readable_register)(unsigned int); + short reg_cache_size; + short reg_cache_step; + short reg_word_size; + const void *reg_cache_default; + + /* codec bias level */ + int (*set_bias_level)(struct snd_soc_codec *, + enum snd_soc_bias_level level); }; /* SoC platform interface */ -struct snd_soc_platform { - char *name; - struct list_head list; +struct snd_soc_platform_driver { - int (*probe)(struct platform_device *pdev); - int (*remove)(struct platform_device *pdev); + int (*probe)(struct snd_soc_platform *); + int (*remove)(struct snd_soc_platform *); int (*suspend)(struct snd_soc_dai *dai); int (*resume)(struct snd_soc_dai *dai); @@ -405,43 +507,64 @@ struct snd_soc_platform { struct snd_pcm *); void (*pcm_free)(struct snd_pcm *); + /* + * For platform caused delay reporting. + * Optional. + */ + snd_pcm_sframes_t (*delay)(struct snd_pcm_substream *, + struct snd_soc_dai *); + /* platform stream ops */ - struct snd_pcm_ops *pcm_ops; + struct snd_pcm_ops *ops; }; -/* SoC machine DAI configuration, glues a codec and cpu DAI together */ -struct snd_soc_dai_link { - char *name; /* Codec name */ - char *stream_name; /* Stream name */ +struct snd_soc_platform { + const char *name; + int id; + struct device *dev; + struct snd_soc_platform_driver *driver; - /* DAI */ - struct snd_soc_dai *codec_dai; - struct snd_soc_dai *cpu_dai; + unsigned int suspended:1; /* platform is suspended */ + unsigned int probed:1; - /* machine stream operations */ - struct snd_soc_ops *ops; + struct snd_soc_card *card; + struct list_head list; + struct list_head card_list; +}; - /* codec/machine specific init - e.g. add machine controls */ - int (*init)(struct snd_soc_codec *codec); +struct snd_soc_dai_link { + /* config - must be set by machine driver */ + const char *name; /* Codec name */ + const char *stream_name; /* Stream name */ + const char *codec_name; /* for multi-codec */ + const char *platform_name; /* for multi-platform */ + const char *cpu_dai_name; + const char *codec_dai_name; + + /* Keep DAI active over suspend */ + unsigned int ignore_suspend:1; /* Symmetry requirements */ unsigned int symmetric_rates:1; - /* Symmetry data - only valid if symmetry is being enforced */ - unsigned int rate; + /* codec/machine specific init - e.g. add machine controls */ + int (*init)(struct snd_soc_pcm_runtime *rtd); - /* DAI pcm */ - struct snd_pcm *pcm; + /* machine stream operations */ + struct snd_soc_ops *ops; }; /* SoC card */ struct snd_soc_card { - char *name; + const char *name; struct device *dev; + struct snd_card *snd_card; + struct module *owner; struct list_head list; + struct mutex mutex; - int instantiated; + bool instantiated; int (*probe)(struct platform_device *pdev); int (*remove)(struct platform_device *pdev); @@ -457,36 +580,48 @@ struct snd_soc_card { int (*set_bias_level)(struct snd_soc_card *, enum snd_soc_bias_level level); + long pmdown_time; + /* CPU <--> Codec DAI links */ struct snd_soc_dai_link *dai_link; int num_links; + struct snd_soc_pcm_runtime *rtd; + int num_rtd; - struct snd_soc_device *socdev; - - struct snd_soc_codec *codec; - - struct snd_soc_platform *platform; - struct delayed_work delayed_work; struct work_struct deferred_resume_work; + + /* lists of probed devices belonging to this card */ + struct list_head codec_dev_list; + struct list_head platform_dev_list; + struct list_head dai_dev_list; }; -/* SoC Device - the audio subsystem */ -struct snd_soc_device { - struct device *dev; +/* SoC machine DAI configuration, glues a codec and cpu DAI together */ +struct snd_soc_pcm_runtime { + struct device dev; struct snd_soc_card *card; - struct snd_soc_codec_device *codec_dev; - void *codec_data; -}; + struct snd_soc_dai_link *dai_link; + + unsigned int complete:1; + unsigned int dev_registered:1; -/* runtime channel data */ -struct snd_soc_pcm_runtime { - struct snd_soc_dai_link *dai; - struct snd_soc_device *socdev; + /* Symmetry data - only valid if symmetry is being enforced */ + unsigned int rate; + long pmdown_time; + + /* runtime devices */ + struct snd_pcm *pcm; + struct snd_soc_codec *codec; + struct snd_soc_platform *platform; + struct snd_soc_dai *codec_dai; + struct snd_soc_dai *cpu_dai; + + struct delayed_work delayed_work; }; /* mixer control */ struct soc_mixer_control { - int min, max; + int min, max, platform_max; unsigned int reg, rreg, shift, rshift, invert; }; @@ -507,13 +642,48 @@ struct soc_enum { static inline unsigned int snd_soc_read(struct snd_soc_codec *codec, unsigned int reg) { - return codec->read(codec, reg); + return codec->driver->read(codec, reg); } static inline unsigned int snd_soc_write(struct snd_soc_codec *codec, unsigned int reg, unsigned int val) { - return codec->write(codec, reg, val); + return codec->driver->write(codec, reg, val); +} + +/* device driver data */ + +static inline void snd_soc_codec_set_drvdata(struct snd_soc_codec *codec, + void *data) +{ + dev_set_drvdata(codec->dev, data); +} + +static inline void *snd_soc_codec_get_drvdata(struct snd_soc_codec *codec) +{ + return dev_get_drvdata(codec->dev); +} + +static inline void snd_soc_platform_set_drvdata(struct snd_soc_platform *platform, + void *data) +{ + dev_set_drvdata(platform->dev, data); +} + +static inline void *snd_soc_platform_get_drvdata(struct snd_soc_platform *platform) +{ + return dev_get_drvdata(platform->dev); +} + +static inline void snd_soc_pcm_set_drvdata(struct snd_soc_pcm_runtime *rtd, + void *data) +{ + dev_set_drvdata(&rtd->dev, data); +} + +static inline void *snd_soc_pcm_get_drvdata(struct snd_soc_pcm_runtime *rtd) +{ + return dev_get_drvdata(&rtd->dev); } #include <sound/soc-dai.h> |