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-rw-r--r--include/sound/soc.h59
1 files changed, 53 insertions, 6 deletions
diff --git a/include/sound/soc.h b/include/sound/soc.h
index 3a4bd3a3c68d..aa19f5a32ba8 100644
--- a/include/sound/soc.h
+++ b/include/sound/soc.h
@@ -203,6 +203,16 @@
SOC_VALUE_ENUM_DOUBLE_DECL(name, xreg, xshift, xshift, xmask, xtexts, xvalues)
/*
+ * Component probe and remove ordering levels for components with runtime
+ * dependencies.
+ */
+#define SND_SOC_COMP_ORDER_FIRST -2
+#define SND_SOC_COMP_ORDER_EARLY -1
+#define SND_SOC_COMP_ORDER_NORMAL 0
+#define SND_SOC_COMP_ORDER_LATE 1
+#define SND_SOC_COMP_ORDER_LAST 2
+
+/*
* Bias levels
*
* @ON: Bias is fully on for audio playback and capture operations.
@@ -214,10 +224,10 @@
* @OFF: Power Off. No restrictions on transition times.
*/
enum snd_soc_bias_level {
- SND_SOC_BIAS_OFF,
- SND_SOC_BIAS_STANDBY,
- SND_SOC_BIAS_PREPARE,
- SND_SOC_BIAS_ON,
+ SND_SOC_BIAS_OFF = 0,
+ SND_SOC_BIAS_STANDBY = 1,
+ SND_SOC_BIAS_PREPARE = 2,
+ SND_SOC_BIAS_ON = 3,
};
struct snd_jack;
@@ -258,6 +268,11 @@ enum snd_soc_compress_type {
SND_SOC_RBTREE_COMPRESSION
};
+enum snd_soc_pcm_subclass {
+ SND_SOC_PCM_CLASS_PCM = 0,
+ SND_SOC_PCM_CLASS_BE = 1,
+};
+
int snd_soc_codec_set_sysclk(struct snd_soc_codec *codec, int clk_id,
unsigned int freq, int dir);
int snd_soc_codec_set_pll(struct snd_soc_codec *codec, int pll_id, int source,
@@ -297,6 +312,10 @@ int snd_soc_default_readable_register(struct snd_soc_codec *codec,
unsigned int reg);
int snd_soc_default_writable_register(struct snd_soc_codec *codec,
unsigned int reg);
+int snd_soc_platform_read(struct snd_soc_platform *platform,
+ unsigned int reg);
+int snd_soc_platform_write(struct snd_soc_platform *platform,
+ unsigned int reg, unsigned int val);
/* Utility functions to get clock rates from various things */
int snd_soc_calc_frame_size(int sample_size, int channels, int tdm_slots);
@@ -349,6 +368,8 @@ struct snd_kcontrol *snd_soc_cnew(const struct snd_kcontrol_new *_template,
const char *prefix);
int snd_soc_add_controls(struct snd_soc_codec *codec,
const struct snd_kcontrol_new *controls, int num_controls);
+int snd_soc_add_platform_controls(struct snd_soc_platform *platform,
+ const struct snd_kcontrol_new *controls, int num_controls);
int snd_soc_info_enum_double(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_info *uinfo);
int snd_soc_info_enum_ext(struct snd_kcontrol *kcontrol,
@@ -612,6 +633,10 @@ struct snd_soc_codec_driver {
void (*seq_notifier)(struct snd_soc_dapm_context *,
enum snd_soc_dapm_type, int);
+
+ /* probe ordering - for components with runtime dependencies */
+ int probe_order;
+ int remove_order;
};
/* SoC platform interface */
@@ -623,10 +648,17 @@ struct snd_soc_platform_driver {
int (*resume)(struct snd_soc_dai *dai);
/* pcm creation and destruction */
- int (*pcm_new)(struct snd_card *, struct snd_soc_dai *,
- struct snd_pcm *);
+ int (*pcm_new)(struct snd_soc_pcm_runtime *);
void (*pcm_free)(struct snd_pcm *);
+ /* Default control and setup, added after probe() is run */
+ const struct snd_kcontrol_new *controls;
+ int num_controls;
+ const struct snd_soc_dapm_widget *dapm_widgets;
+ int num_dapm_widgets;
+ const struct snd_soc_dapm_route *dapm_routes;
+ int num_dapm_routes;
+
/*
* For platform caused delay reporting.
* Optional.
@@ -636,6 +668,14 @@ struct snd_soc_platform_driver {
/* platform stream ops */
struct snd_pcm_ops *ops;
+
+ /* probe ordering - for components with runtime dependencies */
+ int probe_order;
+ int remove_order;
+
+ /* platform IO - used for platform DAPM */
+ unsigned int (*read)(struct snd_soc_platform *, unsigned int);
+ int (*write)(struct snd_soc_platform *, unsigned int, unsigned int);
};
struct snd_soc_platform {
@@ -650,6 +690,8 @@ struct snd_soc_platform {
struct snd_soc_card *card;
struct list_head list;
struct list_head card_list;
+
+ struct snd_soc_dapm_context dapm;
};
struct snd_soc_dai_link {
@@ -725,8 +767,10 @@ struct snd_soc_card {
/* callbacks */
int (*set_bias_level)(struct snd_soc_card *,
+ struct snd_soc_dapm_context *dapm,
enum snd_soc_bias_level level);
int (*set_bias_level_post)(struct snd_soc_card *,
+ struct snd_soc_dapm_context *dapm,
enum snd_soc_bias_level level);
long pmdown_time;
@@ -789,6 +833,9 @@ struct snd_soc_pcm_runtime {
struct device dev;
struct snd_soc_card *card;
struct snd_soc_dai_link *dai_link;
+ struct mutex pcm_mutex;
+ enum snd_soc_pcm_subclass pcm_subclass;
+ struct snd_pcm_ops ops;
unsigned int complete:1;
unsigned int dev_registered:1;
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