diff options
Diffstat (limited to 'include/sound/soc.h')
| -rw-r--r-- | include/sound/soc.h | 88 |
1 files changed, 73 insertions, 15 deletions
diff --git a/include/sound/soc.h b/include/sound/soc.h index 0d7718f9280..697e7ffe39d 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, \ @@ -145,7 +147,7 @@ .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_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), \ @@ -156,7 +158,7 @@ .get = xhandler_get, .put = xhandler_put, \ .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_SINGLE_BOOL_EXT(xname, xdata, xhandler_get, xhandler_put) \ { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ .info = snd_soc_info_bool_ext, \ @@ -169,6 +171,23 @@ .private_value = (unsigned long)&xenum } /* + * 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 * * @ON: Bias is fully on for audio playback and capture operations. @@ -195,6 +214,7 @@ struct snd_soc_dai_mode; struct snd_soc_pcm_runtime; struct snd_soc_dai; struct snd_soc_platform; +struct snd_soc_dai_link; struct snd_soc_codec; struct soc_enum; struct snd_soc_ac97_ops; @@ -243,6 +263,10 @@ int snd_soc_jack_new(struct snd_soc_card *card, const char *id, int type, 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); @@ -253,6 +277,9 @@ 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 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 int mask, unsigned int value); @@ -300,6 +327,8 @@ 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); /** * struct snd_soc_jack_pin - Describes a pin to update based on jack detection @@ -343,6 +372,7 @@ struct snd_soc_jack { struct snd_soc_card *card; struct list_head pins; int status; + struct blocking_notifier_head notifier; }; /* SoC PCM stream information */ @@ -354,7 +384,8 @@ struct snd_soc_pcm_stream { 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 */ + unsigned int active; /* stream is in use */ + void *dma_data; /* used by platform code */ }; /* SoC audio ops */ @@ -386,7 +417,7 @@ struct snd_soc_codec { struct snd_ac97 *ac97; /* for ad-hoc ac97 devices */ unsigned int active; unsigned int pcm_devs; - void *private_data; + void *drvdata; /* codec IO */ void *control_data; /* codec control (i2c/3wire) data */ @@ -402,6 +433,10 @@ struct snd_soc_codec { short reg_cache_size; short reg_cache_step; + 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 */ + /* dapm */ u32 pop_time; struct list_head dapm_widgets; @@ -437,14 +472,21 @@ struct snd_soc_platform { int (*probe)(struct platform_device *pdev); int (*remove)(struct platform_device *pdev); - int (*suspend)(struct snd_soc_dai *dai); - int (*resume)(struct snd_soc_dai *dai); + int (*suspend)(struct snd_soc_dai_link *dai_link); + int (*resume)(struct snd_soc_dai_link *dai_link); /* pcm creation and destruction */ int (*pcm_new)(struct snd_card *, struct snd_soc_dai *, 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; }; @@ -464,6 +506,9 @@ struct snd_soc_dai_link { /* codec/machine specific init - e.g. add machine controls */ int (*init)(struct snd_soc_codec *codec); + /* Keep DAI active over suspend */ + unsigned int ignore_suspend:1; + /* Symmetry requirements */ unsigned int symmetric_rates:1; @@ -497,6 +542,8 @@ 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; @@ -526,7 +573,7 @@ struct snd_soc_pcm_runtime { /* mixer control */ struct soc_mixer_control { - int min, max; + int min, max, platform_max; unsigned int reg, rreg, shift, rshift, invert; }; @@ -556,6 +603,17 @@ static inline unsigned int snd_soc_write(struct snd_soc_codec *codec, return codec->write(codec, reg, val); } +static inline void snd_soc_codec_set_drvdata(struct snd_soc_codec *codec, + void *data) +{ + codec->drvdata = data; +} + +static inline void *snd_soc_codec_get_drvdata(struct snd_soc_codec *codec) +{ + return codec->drvdata; +} + #include <sound/soc-dai.h> #endif |