1 files changed, 53 insertions, 6 deletions

diff --git a/include/sound/soc.h b/include/sound/soc.h
index 3a4bd3a3c68..aa19f5a32ba 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;