1 files changed, 91 insertions, 26 deletions

diff --git a/include/sound/soc.h b/include/sound/soc.h
index 0b83168d8ff4..c0b65fc90783 100644
--- a/include/sound/soc.h
+++ b/include/sound/soc.h
@@ -393,14 +393,6 @@ int devm_snd_soc_register_component(struct device *dev,
                          const struct snd_soc_component_driver *cmpnt_drv,
                          struct snd_soc_dai_driver *dai_drv, int num_dai);
 void snd_soc_unregister_component(struct device *dev);
-int snd_soc_codec_volatile_register(struct snd_soc_codec *codec,
-                                    unsigned int reg);
-int snd_soc_codec_readable_register(struct snd_soc_codec *codec,
-                                    unsigned int reg);
-int snd_soc_codec_writable_register(struct snd_soc_codec *codec,
-                                    unsigned int reg);
-int snd_soc_codec_set_cache_io(struct snd_soc_codec *codec,
-                               struct regmap *regmap);
 int snd_soc_cache_sync(struct snd_soc_codec *codec);
 int snd_soc_cache_init(struct snd_soc_codec *codec);
 int snd_soc_cache_exit(struct snd_soc_codec *codec);
@@ -469,12 +461,12 @@ static inline void snd_soc_jack_free_gpios(struct snd_soc_jack *jack, int count,
 #endif
 
 /* codec register bit access */
-int snd_soc_update_bits(struct snd_soc_codec *codec, unsigned short reg,
+int snd_soc_update_bits(struct snd_soc_codec *codec, unsigned int 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 reg, unsigned int mask,
                                unsigned int value);
-int snd_soc_test_bits(struct snd_soc_codec *codec, unsigned short reg,
+int snd_soc_test_bits(struct snd_soc_codec *codec, unsigned int reg,
                                 unsigned int mask, unsigned int value);
 
 int snd_soc_new_ac97_codec(struct snd_soc_codec *codec,
@@ -668,6 +660,7 @@ struct snd_soc_component {
         unsigned int active;
 
         unsigned int ignore_pmdown_time:1; /* pmdown_time is ignored at stop */
+        unsigned int registered_as_component:1;
 
         struct list_head list;
 
@@ -677,6 +670,14 @@ struct snd_soc_component {
         const struct snd_soc_component_driver *driver;
 
         struct list_head dai_list;
+
+        int (*read)(struct snd_soc_component *, unsigned int, unsigned int *);
+        int (*write)(struct snd_soc_component *, unsigned int, unsigned int);
+
+        struct regmap *regmap;
+        int val_bytes;
+
+        struct mutex io_mutex;
 };
 
 /* SoC Audio Codec device */
@@ -692,9 +693,6 @@ struct snd_soc_codec {
         struct list_head list;
         struct list_head card_list;
         int num_dai;
-        int (*volatile_register)(struct snd_soc_codec *, unsigned int);
-        int (*readable_register)(struct snd_soc_codec *, unsigned int);
-        int (*writable_register)(struct snd_soc_codec *, unsigned int);
 
         /* runtime */
         struct snd_ac97 *ac97;  /* for ad-hoc ac97 devices */
@@ -704,18 +702,14 @@ struct snd_soc_codec {
         unsigned int ac97_registered:1; /* Codec has been AC97 registered */
         unsigned int ac97_created:1; /* Codec has been created by SoC */
         unsigned int cache_init:1; /* codec cache has been initialized */
-        unsigned int using_regmap:1; /* using regmap access */
         u32 cache_only;  /* Suppress writes to hardware */
         u32 cache_sync; /* Cache needs to be synced to hardware */
 
         /* codec IO */
         void *control_data; /* codec control (i2c/3wire) data */
         hw_write_t hw_write;
-        unsigned int (*read)(struct snd_soc_codec *, unsigned int);
-        int (*write)(struct snd_soc_codec *, unsigned int, unsigned int);
         void *reg_cache;
         struct mutex cache_rw_mutex;
-        int val_bytes;
 
         /* component */
         struct snd_soc_component component;
@@ -754,13 +748,9 @@ struct snd_soc_codec_driver {
                 unsigned int freq_in, unsigned int freq_out);
 
         /* codec IO */
+        struct regmap *(*get_regmap)(struct device *);
         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)(struct snd_soc_codec *, unsigned int);
-        int (*readable_register)(struct snd_soc_codec *, unsigned int);
-        int (*writable_register)(struct snd_soc_codec *, unsigned int);
         unsigned int reg_cache_size;
         short reg_cache_step;
         short reg_word_size;
@@ -791,6 +781,7 @@ struct snd_soc_platform_driver {
         int (*remove)(struct snd_soc_platform *);
         int (*suspend)(struct snd_soc_dai *dai);
         int (*resume)(struct snd_soc_dai *dai);
+        struct snd_soc_component_driver component_driver;
 
         /* pcm creation and destruction */
         int (*pcm_new)(struct snd_soc_pcm_runtime *);
@@ -835,7 +826,6 @@ struct snd_soc_platform {
         int id;
         struct device *dev;
         const struct snd_soc_platform_driver *driver;
-        struct mutex mutex;
 
         unsigned int suspended:1; /* platform is suspended */
         unsigned int probed:1;
@@ -844,6 +834,8 @@ struct snd_soc_platform {
         struct list_head list;
         struct list_head card_list;
 
+        struct snd_soc_component component;
+
         struct snd_soc_dapm_context dapm;
 
 #ifdef CONFIG_DEBUG_FS
@@ -1120,10 +1112,39 @@ static inline struct snd_soc_codec *snd_soc_component_to_codec(
         return container_of(component, struct snd_soc_codec, component);
 }
 
+/**
+ * snd_soc_component_to_platform() - Casts a component to the platform it is embedded in
+ * @component: The component to cast to a platform
+ *
+ * This function must only be used on components that are known to be platforms.
+ * Otherwise the behavior is undefined.
+ */
+static inline struct snd_soc_platform *snd_soc_component_to_platform(
+        struct snd_soc_component *component)
+{
+        return container_of(component, struct snd_soc_platform, component);
+}
+
 /* codec IO */
 unsigned int snd_soc_read(struct snd_soc_codec *codec, unsigned int reg);
-unsigned int snd_soc_write(struct snd_soc_codec *codec,
-                           unsigned int reg, unsigned int val);
+int snd_soc_write(struct snd_soc_codec *codec, unsigned int reg,
+        unsigned int val);
+
+/* component IO */
+int snd_soc_component_read(struct snd_soc_component *component,
+        unsigned int reg, unsigned int *val);
+int snd_soc_component_write(struct snd_soc_component *component,
+        unsigned int reg, unsigned int val);
+int snd_soc_component_update_bits(struct snd_soc_component *component,
+        unsigned int reg, unsigned int mask, unsigned int val);
+int snd_soc_component_update_bits_async(struct snd_soc_component *component,
+        unsigned int reg, unsigned int mask, unsigned int val);
+void snd_soc_component_async_complete(struct snd_soc_component *component);
+int snd_soc_component_test_bits(struct snd_soc_component *component,
+        unsigned int reg, unsigned int mask, unsigned int value);
+
+int snd_soc_component_init_io(struct snd_soc_component *component,
+        struct regmap *regmap);
 
 /* device driver data */
 
@@ -1228,6 +1249,50 @@ static inline bool snd_soc_codec_is_active(struct snd_soc_codec *codec)
         return snd_soc_component_is_active(&codec->component);
 }
 
+/**
+ * snd_soc_kcontrol_component() - Returns the component that registered the
+ *  control
+ * @kcontrol: The control for which to get the component
+ *
+ * Note: This function will work correctly if the control has been registered
+ * for a component. Either with snd_soc_add_codec_controls() or
+ * snd_soc_add_platform_controls() or via  table based setup for either a
+ * CODEC, a platform or component driver. Otherwise the behavior is undefined.
+ */
+static inline struct snd_soc_component *snd_soc_kcontrol_component(
+        struct snd_kcontrol *kcontrol)
+{
+        return snd_kcontrol_chip(kcontrol);
+}
+
+/**
+ * snd_soc_kcontrol_codec() - Returns the CODEC that registered the control
+ * @kcontrol: The control for which to get the CODEC
+ *
+ * Note: This function will only work correctly if the control has been
+ * registered with snd_soc_add_codec_controls() or via table based setup of
+ * snd_soc_codec_driver. Otherwise the behavior is undefined.
+ */
+static inline struct snd_soc_codec *snd_soc_kcontrol_codec(
+        struct snd_kcontrol *kcontrol)
+{
+        return snd_soc_component_to_codec(snd_soc_kcontrol_component(kcontrol));
+}
+
+/**
+ * snd_soc_kcontrol_platform() - Returns the platform that registerd the control
+ * @kcontrol: The control for which to get the platform
+ *
+ * Note: This function will only work correctly if the control has been
+ * registered with snd_soc_add_platform_controls() or via table based setup of
+ * a snd_soc_platform_driver. Otherwise the behavior is undefined.
+ */
+static inline struct snd_soc_platform *snd_soc_kcontrol_platform(
+        struct snd_kcontrol *kcontrol)
+{
+        return snd_soc_component_to_platform(snd_soc_kcontrol_component(kcontrol));
+}
+
 int snd_soc_util_init(void);
 void snd_soc_util_exit(void);