CHROMIUM: ASoC: Import entire upstream ASoC tree

include/sound/soc-dapm.h

 /*
  * linux/sound/soc-dapm.h -- ALSA SoC Dynamic Audio Power Management
  *
  * Author:              Liam Girdwood
  * Created:             Aug 11th 2005
  * Copyright:   Wolfson Microelectronics. PLC.
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License version 2 as
  * published by the Free Software Foundation.
  */
 
 #ifndef __LINUX_SND_SOC_DAPM_H
 #define __LINUX_SND_SOC_DAPM_H
 
 #include <linux/device.h>
 #include <linux/types.h>
 #include <sound/control.h>
-#include <sound/soc.h>
 
 /* widget has no PM register bit */
 #define SND_SOC_NOPM    -1
 
 /*
  * SoC dynamic audio power management
  *
  * We can have upto 4 power domains
  *      1. Codec domain - VREF, VMID
  *     Usually controlled at codec probe/remove, although can be set
@@ skipping 35 matching lines @@
 #define SND_SOC_DAPM_LINE(wname, wevent) \
 {       .id = snd_soc_dapm_line, .name = wname, .kcontrols = NULL, \
         .num_kcontrols = 0, .event = wevent, \
         .event_flags = SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD}
 
 /* path domain */
 #define SND_SOC_DAPM_PGA(wname, wreg, wshift, winvert,\
          wcontrols, wncontrols) \
 {       .id = snd_soc_dapm_pga, .name = wname, .reg = wreg, .shift = wshift, \
         .invert = winvert, .kcontrols = wcontrols, .num_kcontrols = wncontrols}
+#define SND_SOC_DAPM_OUT_DRV(wname, wreg, wshift, winvert,\
+         wcontrols, wncontrols) \
+{       .id = snd_soc_dapm_out_drv, .name = wname, .reg = wreg, .shift = wshift, \
+        .invert = winvert, .kcontrols = wcontrols, .num_kcontrols = wncontrols}
 #define SND_SOC_DAPM_MIXER(wname, wreg, wshift, winvert, \
          wcontrols, wncontrols)\
 {       .id = snd_soc_dapm_mixer, .name = wname, .reg = wreg, .shift = wshift, \
         .invert = winvert, .kcontrols = wcontrols, .num_kcontrols = wncontrols}
 #define SND_SOC_DAPM_MIXER_NAMED_CTL(wname, wreg, wshift, winvert, \
          wcontrols, wncontrols)\
 {       .id = snd_soc_dapm_mixer_named_ctl, .name = wname, .reg = wreg, \
         .shift = wshift, .invert = winvert, .kcontrols = wcontrols, \
         .num_kcontrols = wncontrols}
 #define SND_SOC_DAPM_MICBIAS(wname, wreg, wshift, winvert) \
 {       .id = snd_soc_dapm_micbias, .name = wname, .reg = wreg, .shift = wshift, \
         .invert = winvert, .kcontrols = NULL, .num_kcontrols = 0}
 #define SND_SOC_DAPM_SWITCH(wname, wreg, wshift, winvert, wcontrols) \
 {       .id = snd_soc_dapm_switch, .name = wname, .reg = wreg, .shift = wshift, \
         .invert = winvert, .kcontrols = wcontrols, .num_kcontrols = 1}
 #define SND_SOC_DAPM_MUX(wname, wreg, wshift, winvert, wcontrols) \
 {       .id = snd_soc_dapm_mux, .name = wname, .reg = wreg, .shift = wshift, \
         .invert = winvert, .kcontrols = wcontrols, .num_kcontrols = 1}
+#define SND_SOC_DAPM_VIRT_MUX(wname, wreg, wshift, winvert, wcontrols) \
+{       .id = snd_soc_dapm_virt_mux, .name = wname, .reg = wreg, .shift = wshift, \
+        .invert = winvert, .kcontrols = wcontrols, .num_kcontrols = 1}
 #define SND_SOC_DAPM_VALUE_MUX(wname, wreg, wshift, winvert, wcontrols) \
 {       .id = snd_soc_dapm_value_mux, .name = wname, .reg = wreg, \
         .shift = wshift, .invert = winvert, .kcontrols = wcontrols, \
         .num_kcontrols = 1}
 
 /* Simplified versions of above macros, assuming wncontrols = ARRAY_SIZE(wcontrols) */
 #define SOC_PGA_ARRAY(wname, wreg, wshift, winvert,\
          wcontrols) \
 {       .id = snd_soc_dapm_pga, .name = wname, .reg = wreg, .shift = wshift, \
         .invert = winvert, .kcontrols = wcontrols, .num_kcontrols = ARRAY_SIZE(wcontrols)}
 #define SOC_MIXER_ARRAY(wname, wreg, wshift, winvert, \
          wcontrols)\
 {       .id = snd_soc_dapm_mixer, .name = wname, .reg = wreg, .shift = wshift, \
         .invert = winvert, .kcontrols = wcontrols, .num_kcontrols = ARRAY_SIZE(wcontrols)}
 #define SOC_MIXER_NAMED_CTL_ARRAY(wname, wreg, wshift, winvert, \
          wcontrols)\
 {       .id = snd_soc_dapm_mixer_named_ctl, .name = wname, .reg = wreg, \
         .shift = wshift, .invert = winvert, .kcontrols = wcontrols, \
         .num_kcontrols = ARRAY_SIZE(wcontrols)}
 
 /* path domain with event - event handler must return 0 for success */
 #define SND_SOC_DAPM_PGA_E(wname, wreg, wshift, winvert, wcontrols, \
         wncontrols, wevent, wflags) \
 {       .id = snd_soc_dapm_pga, .name = wname, .reg = wreg, .shift = wshift, \
         .invert = winvert, .kcontrols = wcontrols, .num_kcontrols = wncontrols, \
         .event = wevent, .event_flags = wflags}
+#define SND_SOC_DAPM_OUT_DRV_E(wname, wreg, wshift, winvert, wcontrols, \
+        wncontrols, wevent, wflags) \
+{       .id = snd_soc_dapm_out_drv, .name = wname, .reg = wreg, .shift = wshift, \
+        .invert = winvert, .kcontrols = wcontrols, .num_kcontrols = wncontrols, \
+        .event = wevent, .event_flags = wflags}
 #define SND_SOC_DAPM_MIXER_E(wname, wreg, wshift, winvert, wcontrols, \
         wncontrols, wevent, wflags) \
 {       .id = snd_soc_dapm_mixer, .name = wname, .reg = wreg, .shift = wshift, \
         .invert = winvert, .kcontrols = wcontrols, .num_kcontrols = wncontrols, \
         .event = wevent, .event_flags = wflags}
 #define SND_SOC_DAPM_MIXER_NAMED_CTL_E(wname, wreg, wshift, winvert, \
         wcontrols, wncontrols, wevent, wflags) \
 {       .id = snd_soc_dapm_mixer, .name = wname, .reg = wreg, .shift = wshift, \
         .invert = winvert, .kcontrols = wcontrols, \
         .num_kcontrols = wncontrols, .event = wevent, .event_flags = wflags}
 #define SND_SOC_DAPM_MICBIAS_E(wname, wreg, wshift, winvert, wevent, wflags) \
 {       .id = snd_soc_dapm_micbias, .name = wname, .reg = wreg, .shift = wshift, \
         .invert = winvert, .kcontrols = NULL, .num_kcontrols = 0, \
         .event = wevent, .event_flags = wflags}
 #define SND_SOC_DAPM_SWITCH_E(wname, wreg, wshift, winvert, wcontrols, \
         wevent, wflags) \
 {       .id = snd_soc_dapm_switch, .name = wname, .reg = wreg, .shift = wshift, \
         .invert = winvert, .kcontrols = wcontrols, .num_kcontrols = 1, \
         .event = wevent, .event_flags = wflags}
 #define SND_SOC_DAPM_MUX_E(wname, wreg, wshift, winvert, wcontrols, \
         wevent, wflags) \
 {       .id = snd_soc_dapm_mux, .name = wname, .reg = wreg, .shift = wshift, \
         .invert = winvert, .kcontrols = wcontrols, .num_kcontrols = 1, \
         .event = wevent, .event_flags = wflags}
+#define SND_SOC_DAPM_VIRT_MUX_E(wname, wreg, wshift, winvert, wcontrols, \
+        wevent, wflags) \
+{       .id = snd_soc_dapm_virt_mux, .name = wname, .reg = wreg, .shift = wshift, \
+        .invert = winvert, .kcontrols = wcontrols, .num_kcontrols = 1, \
+        .event = wevent, .event_flags = wflags}
+
+/* additional sequencing control within an event type */
+#define SND_SOC_DAPM_PGA_S(wname, wsubseq, wreg, wshift, winvert, \
+        wevent, wflags) \
+{       .id = snd_soc_dapm_pga, .name = wname, .reg = wreg, .shift = wshift, \
+        .invert = winvert, .event = wevent, .event_flags = wflags, \
+        .subseq = wsubseq}
+#define SND_SOC_DAPM_SUPPLY_S(wname, wsubseq, wreg, wshift, winvert, wevent, \
+        wflags) \
+{       .id = snd_soc_dapm_supply, .name = wname, .reg = wreg,  \
+        .shift = wshift, .invert = winvert, .event = wevent, \
+        .event_flags = wflags, .subseq = wsubseq}
 
 /* Simplified versions of above macros, assuming wncontrols = ARRAY_SIZE(wcontrols) */
 #define SOC_PGA_E_ARRAY(wname, wreg, wshift, winvert, wcontrols, \
         wevent, wflags) \
 {       .id = snd_soc_dapm_pga, .name = wname, .reg = wreg, .shift = wshift, \
         .invert = winvert, .kcontrols = wcontrols, .num_kcontrols = ARRAY_SIZE(wcontrols), \
         .event = wevent, .event_flags = wflags}
 #define SOC_MIXER_E_ARRAY(wname, wreg, wshift, winvert, wcontrols, \
         wevent, wflags) \
 {       .id = snd_soc_dapm_mixer, .name = wname, .reg = wreg, .shift = wshift, \
@@ skipping 59 matching lines @@
 {       .id = snd_soc_dapm_supply, .name = wname, .reg = wreg,  \
         .shift = wshift, .invert = winvert, .event = wevent, \
         .event_flags = wflags}
 
 /* dapm kcontrol types */
 #define SOC_DAPM_SINGLE(xname, reg, shift, max, invert) \
 {       .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
         .info = snd_soc_info_volsw, \
         .get = snd_soc_dapm_get_volsw, .put = snd_soc_dapm_put_volsw, \
         .private_value =  SOC_SINGLE_VALUE(reg, shift, max, invert) }
-#define SOC_DAPM_DOUBLE(xname, reg, shift_left, shift_right, max, invert, \
-        power) \
-{       .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \
-        .info = snd_soc_info_volsw, \
-        .get = snd_soc_dapm_get_volsw, .put = snd_soc_dapm_put_volsw, \
-        .private_value = (reg) | ((shift_left) << 8) | ((shift_right) << 12) |\
-                ((max) << 16) | ((invert) << 24) }
 #define SOC_DAPM_SINGLE_TLV(xname, reg, shift, max, invert, tlv_array) \
 {       .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
         .info = snd_soc_info_volsw, \
         .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ | SNDRV_CTL_ELEM_ACCESS_READWRITE,\
         .tlv.p = (tlv_array), \
         .get = snd_soc_dapm_get_volsw, .put = snd_soc_dapm_put_volsw, \
         .private_value =  SOC_SINGLE_VALUE(reg, shift, max, invert) }
-#define SOC_DAPM_DOUBLE_TLV(xname, reg, shift_left, shift_right, max, invert, \
-        power, 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 = snd_soc_dapm_get_volsw, .put = snd_soc_dapm_put_volsw, \
-        .private_value = (reg) | ((shift_left) << 8) | ((shift_right) << 12) |\
-                ((max) << 16) | ((invert) << 24) }
 #define SOC_DAPM_ENUM(xname, xenum) \
 {       .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
         .info = snd_soc_info_enum_double, \
         .get = snd_soc_dapm_get_enum_double, \
         .put = snd_soc_dapm_put_enum_double, \
         .private_value = (unsigned long)&xenum }
 #define SOC_DAPM_ENUM_VIRT(xname, xenum)                    \
 {       .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
         .info = snd_soc_info_enum_double, \
         .get = snd_soc_dapm_get_enum_virt, \
@@ skipping 35 matching lines @@
 #define SND_SOC_DAPM_EVENT_ON(e)        \
         (e & (SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU))
 #define SND_SOC_DAPM_EVENT_OFF(e)       \
         (e & (SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMD))
 
 struct snd_soc_dapm_widget;
 enum snd_soc_dapm_type;
 struct snd_soc_dapm_path;
 struct snd_soc_dapm_pin;
 struct snd_soc_dapm_route;
+struct snd_soc_dapm_context;
 
 int dapm_reg_event(struct snd_soc_dapm_widget *w,
                    struct snd_kcontrol *kcontrol, int event);
 
 /* dapm controls */
 int snd_soc_dapm_put_volsw(struct snd_kcontrol *kcontrol,
         struct snd_ctl_elem_value *ucontrol);
 int snd_soc_dapm_get_volsw(struct snd_kcontrol *kcontrol,
         struct snd_ctl_elem_value *ucontrol);
 int snd_soc_dapm_get_enum_double(struct snd_kcontrol *kcontrol,
         struct snd_ctl_elem_value *ucontrol);
 int snd_soc_dapm_put_enum_double(struct snd_kcontrol *kcontrol,
         struct snd_ctl_elem_value *ucontrol);
 int snd_soc_dapm_get_enum_virt(struct snd_kcontrol *kcontrol,
         struct snd_ctl_elem_value *ucontrol);
 int snd_soc_dapm_put_enum_virt(struct snd_kcontrol *kcontrol,
         struct snd_ctl_elem_value *ucontrol);
 int snd_soc_dapm_get_value_enum_double(struct snd_kcontrol *kcontrol,
         struct snd_ctl_elem_value *ucontrol);
 int snd_soc_dapm_put_value_enum_double(struct snd_kcontrol *kcontrol,
         struct snd_ctl_elem_value *ucontrol);
 int snd_soc_dapm_info_pin_switch(struct snd_kcontrol *kcontrol,
         struct snd_ctl_elem_info *uinfo);
 int snd_soc_dapm_get_pin_switch(struct snd_kcontrol *kcontrol,
         struct snd_ctl_elem_value *uncontrol);
 int snd_soc_dapm_put_pin_switch(struct snd_kcontrol *kcontrol,
         struct snd_ctl_elem_value *uncontrol);
-int snd_soc_dapm_new_control(struct snd_soc_codec *codec,
+int snd_soc_dapm_new_control(struct snd_soc_dapm_context *dapm,
         const struct snd_soc_dapm_widget *widget);
-int snd_soc_dapm_new_controls(struct snd_soc_codec *codec,
+int snd_soc_dapm_new_controls(struct snd_soc_dapm_context *dapm,
         const struct snd_soc_dapm_widget *widget,
         int num);
 
 /* dapm path setup */
-int snd_soc_dapm_new_widgets(struct snd_soc_codec *codec);
-void snd_soc_dapm_free(struct snd_soc_codec *codec);
-int snd_soc_dapm_add_routes(struct snd_soc_codec *codec,
+int snd_soc_dapm_new_widgets(struct snd_soc_dapm_context *dapm);
+void snd_soc_dapm_free(struct snd_soc_dapm_context *dapm);
+int snd_soc_dapm_add_routes(struct snd_soc_dapm_context *dapm,
                             const struct snd_soc_dapm_route *route, int num);
 
 /* dapm events */
 int snd_soc_dapm_stream_event(struct snd_soc_pcm_runtime *rtd,
         const char *stream, int event);
 void snd_soc_dapm_shutdown(struct snd_soc_card *card);
 
 /* dapm sys fs - used by the core */
 int snd_soc_dapm_sys_add(struct device *dev);
-void snd_soc_dapm_debugfs_init(struct snd_soc_codec *codec);
+void snd_soc_dapm_debugfs_init(struct snd_soc_dapm_context *dapm);
 
 /* dapm audio pin control and status */
-int snd_soc_dapm_enable_pin(struct snd_soc_codec *codec, const char *pin);
-int snd_soc_dapm_disable_pin(struct snd_soc_codec *codec, const char *pin);
-int snd_soc_dapm_nc_pin(struct snd_soc_codec *codec, const char *pin);
-int snd_soc_dapm_get_pin_status(struct snd_soc_codec *codec, const char *pin);
-int snd_soc_dapm_sync(struct snd_soc_codec *codec);
-int snd_soc_dapm_force_enable_pin(struct snd_soc_codec *codec,
+int snd_soc_dapm_enable_pin(struct snd_soc_dapm_context *dapm,
+                            const char *pin);
+int snd_soc_dapm_disable_pin(struct snd_soc_dapm_context *dapm,
+                             const char *pin);
+int snd_soc_dapm_nc_pin(struct snd_soc_dapm_context *dapm, const char *pin);
+int snd_soc_dapm_get_pin_status(struct snd_soc_dapm_context *dapm,
+                                const char *pin);
+int snd_soc_dapm_sync(struct snd_soc_dapm_context *dapm);
+int snd_soc_dapm_force_enable_pin(struct snd_soc_dapm_context *dapm,
                                   const char *pin);
-int snd_soc_dapm_ignore_suspend(struct snd_soc_codec *codec, const char *pin);
+int snd_soc_dapm_ignore_suspend(struct snd_soc_dapm_context *dapm,
+                                const char *pin);
 
 /* dapm widget types */
 enum snd_soc_dapm_type {
         snd_soc_dapm_input = 0,         /* input pin */
         snd_soc_dapm_output,            /* output pin */
         snd_soc_dapm_mux,                       /* selects 1 analog signal from many inputs */
+        snd_soc_dapm_virt_mux,                  /* virtual version of snd_soc_dapm_mux */
         snd_soc_dapm_value_mux,                 /* selects 1 analog signal from many inputs */
         snd_soc_dapm_mixer,                     /* mixes several analog signals together */
         snd_soc_dapm_mixer_named_ctl,           /* mixer with named controls */
         snd_soc_dapm_pga,                       /* programmable gain/attenuation (volume) */
+        snd_soc_dapm_out_drv,                   /* output driver */
         snd_soc_dapm_adc,                       /* analog to digital converter */
         snd_soc_dapm_dac,                       /* digital to analog converter */
         snd_soc_dapm_micbias,           /* microphone bias (power) */
         snd_soc_dapm_mic,                       /* microphone */
         snd_soc_dapm_hp,                        /* headphones */
         snd_soc_dapm_spk,                       /* speaker */
         snd_soc_dapm_line,                      /* line input/output */
         snd_soc_dapm_switch,            /* analog switch */
         snd_soc_dapm_vmid,                      /* codec bias/vmid - to minimise pops */
         snd_soc_dapm_pre,                       /* machine specific pre widget - exec first */
@@ skipping 41 matching lines @@
         struct list_head list;
 };
 
 /* dapm widget */
 struct snd_soc_dapm_widget {
         enum snd_soc_dapm_type id;
         char *name;             /* widget name */
         char *sname;    /* stream name */
         struct snd_soc_codec *codec;
         struct list_head list;
+        struct snd_soc_dapm_context *dapm;
 
         /* dapm control */
         short reg;                                              /* negative reg = no direct dapm */
         unsigned char shift;                    /* bits to shift */
         unsigned int saved_value;               /* widget saved value */
         unsigned int value;                             /* widget current value */
         unsigned int mask;                      /* non-shifted mask */
         unsigned int on_val;                    /* on state value */
         unsigned int off_val;                   /* off state value */
         unsigned char power:1;                  /* block power status */
         unsigned char invert:1;                 /* invert the power bit */
         unsigned char active:1;                 /* active stream on DAC, ADC's */
         unsigned char connected:1;              /* connected codec pin */
         unsigned char new:1;                    /* cnew complete */
         unsigned char ext:1;                    /* has external widgets */
         unsigned char force:1;                  /* force state */
         unsigned char ignore_suspend:1;         /* kept enabled over suspend */
+        int subseq;                             /* sort within widget type */
 
         int (*power_check)(struct snd_soc_dapm_widget *w);
 
         /* external events */
         unsigned short event_flags;             /* flags to specify event types */
         int (*event)(struct snd_soc_dapm_widget*, struct snd_kcontrol *, int);
 
         /* kcontrols that relate to this widget */
         int num_kcontrols;
         const struct snd_kcontrol_new *kcontrols;
 
         /* widget input and outputs */
         struct list_head sources;
         struct list_head sinks;
 
         /* used during DAPM updates */
         struct list_head power_list;
 };
 
+struct snd_soc_dapm_update {
+        struct snd_soc_dapm_widget *widget;
+        struct snd_kcontrol *kcontrol;
+        int reg;
+        int mask;
+        int val;
+};
+
+/* DAPM context */
+struct snd_soc_dapm_context {
+        int n_widgets; /* number of widgets in this context */
+        enum snd_soc_bias_level bias_level;
+        enum snd_soc_bias_level suspend_bias_level;
+        struct delayed_work delayed_work;
+        unsigned int idle_bias_off:1; /* Use BIAS_OFF instead of STANDBY */
+
+        struct snd_soc_dapm_update *update;
+
+        void (*seq_notifier)(struct snd_soc_dapm_context *,
+                             enum snd_soc_dapm_type, int);
+
+        struct device *dev; /* from parent - for debug */
+        struct snd_soc_codec *codec; /* parent codec */
+        struct snd_soc_card *card; /* parent card */
+
+        /* used during DAPM updates */
+        int dev_power;
+        struct list_head list;
+
+#ifdef CONFIG_DEBUG_FS
+        struct dentry *debugfs_dapm;
 #endif
+};
+
+#endif