Merge branch 'topic/asoc' into for-linus

10 files changed, 209 insertions, 18 deletions

diff --git a/include/sound/control.h b/include/sound/control.h
index eff96dc7a27..8332e865c75 100644
--- a/include/sound/control.h
+++ b/include/sound/control.h
@@ -40,7 +40,7 @@ struct snd_kcontrol_new {
         snd_ctl_elem_iface_t iface;     /* interface identifier */
         unsigned int device;            /* device/client number */
         unsigned int subdevice;         /* subdevice (substream) number */
-        unsigned char *name;            /* ASCII name of item */
+        const unsigned char *name;      /* ASCII name of item */
         unsigned int index;             /* index of item */
         unsigned int access;            /* access rights */
         unsigned int count;             /* count of same elements */
diff --git a/include/sound/dmaengine_pcm.h b/include/sound/dmaengine_pcm.h
new file mode 100644
index 00000000000..a8fcaa6d531
--- /dev/null
+++ b/include/sound/dmaengine_pcm.h
@@ -0,0 +1,49 @@
+/*
+ *  Copyright (C) 2012, Analog Devices Inc.
+ *      Author: Lars-Peter Clausen <lars@metafoo.de>
+ *
+ *  This program is free software; you can redistribute it and/or modify it
+ *  under  the terms of the GNU General  Public License as published by the
+ *  Free Software Foundation;  either version 2 of the License, or (at your
+ *  option) any later version.
+ *
+ *  You should have received a copy of the GNU General Public License along
+ *  with this program; if not, write to the Free Software Foundation, Inc.,
+ *  675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ */
+#ifndef __SOUND_DMAENGINE_PCM_H__
+#define __SOUND_DMAENGINE_PCM_H__
+
+#include <sound/pcm.h>
+#include <linux/dmaengine.h>
+
+/**
+ * snd_pcm_substream_to_dma_direction - Get dma_transfer_direction for a PCM
+ *   substream
+ * @substream: PCM substream
+ */
+static inline enum dma_transfer_direction
+snd_pcm_substream_to_dma_direction(const struct snd_pcm_substream *substream)
+{
+        if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
+                return DMA_MEM_TO_DEV;
+        else
+                return DMA_DEV_TO_MEM;
+}
+
+void snd_dmaengine_pcm_set_data(struct snd_pcm_substream *substream, void *data);
+void *snd_dmaengine_pcm_get_data(struct snd_pcm_substream *substream);
+
+int snd_hwparams_to_dma_slave_config(const struct snd_pcm_substream *substream,
+        const struct snd_pcm_hw_params *params, struct dma_slave_config *slave_config);
+int snd_dmaengine_pcm_trigger(struct snd_pcm_substream *substream, int cmd);
+snd_pcm_uframes_t snd_dmaengine_pcm_pointer(struct snd_pcm_substream *substream);
+
+int snd_dmaengine_pcm_open(struct snd_pcm_substream *substream,
+        dma_filter_fn filter_fn, void *filter_data);
+int snd_dmaengine_pcm_close(struct snd_pcm_substream *substream);
+
+struct dma_chan *snd_dmaengine_pcm_get_chan(struct snd_pcm_substream *substream);
+
+#endif
diff --git a/include/sound/max9768.h b/include/sound/max9768.h
new file mode 100644
index 00000000000..0f78b41d030
--- /dev/null
+++ b/include/sound/max9768.h
@@ -0,0 +1,24 @@
+/*
+ * Platform data for MAX9768
+ * Copyright (C) 2011, 2012 by Wolfram Sang, Pengutronix e.K.
+ * same licence as the driver
+ */
+
+#ifndef __SOUND_MAX9768_PDATA_H__
+#define __SOUND_MAX9768_PDATA_H__
+
+/**
+ * struct max9768_pdata - optional platform specific MAX9768 configuration
+ * @shdn_gpio:  GPIO to SHDN pin. If not valid, pin must be hardwired HIGH
+ * @mute_gpio:  GPIO to MUTE pin. If not valid, control for mute won't be added
+ * @flags: configuration flags, e.g. set classic PWM mode (check datasheet
+ *         regarding "filterless modulation" which is default).
+ */
+struct max9768_pdata {
+        int shdn_gpio;
+        int mute_gpio;
+        unsigned flags;
+#define MAX9768_FLAG_CLASSIC_PWM        (1 << 0)
+};
+
+#endif /* __SOUND_MAX9768_PDATA_H__*/
diff --git a/include/sound/pcm.h b/include/sound/pcm.h
index 4ae9e22c482..0d1112815be 100644
--- a/include/sound/pcm.h
+++ b/include/sound/pcm.h
@@ -454,6 +454,7 @@ struct snd_pcm {
         void *private_data;
         void (*private_free) (struct snd_pcm *pcm);
         struct device *dev; /* actual hw device this belongs to */
+        bool internal; /* pcm is for internal use only */
 #if defined(CONFIG_SND_PCM_OSS) || defined(CONFIG_SND_PCM_OSS_MODULE)
         struct snd_pcm_oss oss;
 #endif
@@ -475,6 +476,9 @@ extern const struct file_operations snd_pcm_f_ops[2];
 int snd_pcm_new(struct snd_card *card, const char *id, int device,
                 int playback_count, int capture_count,
                 struct snd_pcm **rpcm);
+int snd_pcm_new_internal(struct snd_card *card, const char *id, int device,
+                int playback_count, int capture_count,
+                struct snd_pcm **rpcm);
 int snd_pcm_new_stream(struct snd_pcm *pcm, int stream, int substream_count);
 
 int snd_pcm_notify(struct snd_pcm_notify *notify, int nfree);
diff --git a/include/sound/sh_fsi.h b/include/sound/sh_fsi.h
index 9b1aacaa82f..b457e87fbd0 100644
--- a/include/sound/sh_fsi.h
+++ b/include/sound/sh_fsi.h
@@ -72,10 +72,16 @@
 #define SH_FSI_BPFMD_32         (5 << 4)
 #define SH_FSI_BPFMD_16         (6 << 4)
 
+struct sh_fsi_port_info {
+        unsigned long flags;
+        int tx_id;
+        int rx_id;
+        int (*set_rate)(struct device *dev, int rate, int enable);
+};
+
 struct sh_fsi_platform_info {
-        unsigned long porta_flags;
-        unsigned long portb_flags;
-        int (*set_rate)(struct device *dev, int is_porta, int rate, int enable);
+        struct sh_fsi_port_info port_a;
+        struct sh_fsi_port_info port_b;
 };
 
 /*
diff --git a/include/sound/soc-dai.h b/include/sound/soc-dai.h
index 2413acc5488..c429f248cf4 100644
--- a/include/sound/soc-dai.h
+++ b/include/sound/soc-dai.h
@@ -17,6 +17,7 @@
 #include <linux/list.h>
 
 struct snd_pcm_substream;
+struct snd_soc_dapm_widget;
 
 /*
  * DAI hardware audio formats.
@@ -238,6 +239,9 @@ struct snd_soc_dai {
         unsigned char pop_wait:1;
         unsigned char probed:1;
 
+        struct snd_soc_dapm_widget *playback_widget;
+        struct snd_soc_dapm_widget *capture_widget;
+
         /* DAI DMA data */
         void *playback_dma_data;
         void *capture_dma_data;
@@ -246,10 +250,9 @@ struct snd_soc_dai {
         unsigned int rate;
 
         /* parent platform/codec */
-        union {
-                struct snd_soc_platform *platform;
-                struct snd_soc_codec *codec;
-        };
+        struct snd_soc_platform *platform;
+        struct snd_soc_codec *codec;
+
         struct snd_soc_card *card;
 
         struct list_head list;
diff --git a/include/sound/soc-dapm.h b/include/sound/soc-dapm.h
index d26a9b78477..e46107fffeb 100644
--- a/include/sound/soc-dapm.h
+++ b/include/sound/soc-dapm.h
@@ -243,6 +243,10 @@
 {       .id = snd_soc_dapm_supply, .name = wname, .reg = wreg,  \
         .shift = wshift, .invert = winvert, .event = wevent, \
         .event_flags = wflags}
+#define SND_SOC_DAPM_REGULATOR_SUPPLY(wname, wdelay) \
+{       .id = snd_soc_dapm_regulator_supply, .name = wname, \
+        .reg = SND_SOC_NOPM, .shift = wdelay, .event = dapm_regulator_event, \
+        .event_flags = SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD }
 
 /* dapm kcontrol types */
 #define SOC_DAPM_SINGLE(xname, reg, shift, max, invert) \
@@ -322,6 +326,8 @@ struct snd_soc_dapm_context;
 
 int dapm_reg_event(struct snd_soc_dapm_widget *w,
                    struct snd_kcontrol *kcontrol, int event);
+int dapm_regulator_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,
@@ -346,11 +352,12 @@ 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_dapm_context *dapm,
-        const struct snd_soc_dapm_widget *widget);
 int snd_soc_dapm_new_controls(struct snd_soc_dapm_context *dapm,
         const struct snd_soc_dapm_widget *widget,
         int num);
+int snd_soc_dapm_new_dai_widgets(struct snd_soc_dapm_context *dapm,
+                                 struct snd_soc_dai *dai);
+int snd_soc_dapm_link_dai_widgets(struct snd_soc_card *card);
 
 /* dapm path setup */
 int snd_soc_dapm_new_widgets(struct snd_soc_dapm_context *dapm);
@@ -361,10 +368,16 @@ int snd_soc_dapm_weak_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);
+int snd_soc_dapm_stream_event(struct snd_soc_pcm_runtime *rtd, int stream,
+                              struct snd_soc_dai *dai, int event);
 void snd_soc_dapm_shutdown(struct snd_soc_card *card);
 
+/* external DAPM widget events */
+int snd_soc_dapm_mixer_update_power(struct snd_soc_dapm_widget *widget,
+                struct snd_kcontrol *kcontrol, int connect);
+int snd_soc_dapm_mux_update_power(struct snd_soc_dapm_widget *widget,
+                                 struct snd_kcontrol *kcontrol, int mux, struct soc_enum *e);
+
 /* 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_dapm_context *dapm,
@@ -411,9 +424,11 @@ enum snd_soc_dapm_type {
         snd_soc_dapm_pre,                       /* machine specific pre widget - exec first */
         snd_soc_dapm_post,                      /* machine specific post widget - exec last */
         snd_soc_dapm_supply,            /* power/clock supply */
+        snd_soc_dapm_regulator_supply,  /* external regulator */
         snd_soc_dapm_aif_in,            /* audio interface input */
         snd_soc_dapm_aif_out,           /* audio interface output */
         snd_soc_dapm_siggen,            /* signal generator */
+        snd_soc_dapm_dai,               /* link to DAI structure */
 };
 
 /*
@@ -434,8 +449,8 @@ struct snd_soc_dapm_route {
 
 /* dapm audio path between two widgets */
 struct snd_soc_dapm_path {
-        char *name;
-        char *long_name;
+        const char *name;
+        const char *long_name;
 
         /* source (input) and sink (output) widgets */
         struct snd_soc_dapm_widget *source;
@@ -458,13 +473,15 @@ struct snd_soc_dapm_path {
 /* dapm widget */
 struct snd_soc_dapm_widget {
         enum snd_soc_dapm_type id;
-        char *name;             /* widget name */
-        char *sname;    /* stream name */
+        const char *name;               /* widget name */
+        const char *sname;      /* stream name */
         struct snd_soc_codec *codec;
         struct snd_soc_platform *platform;
         struct list_head list;
         struct snd_soc_dapm_context *dapm;
 
+        void *priv;                             /* widget specific data */
+
         /* dapm control */
         short reg;                                              /* negative reg = no direct dapm */
         unsigned char shift;                    /* bits to shift */
diff --git a/include/sound/soc.h b/include/sound/soc.h
index 0992dff5595..2ebf7877c14 100644
--- a/include/sound/soc.h
+++ b/include/sound/soc.h
@@ -185,6 +185,20 @@
                  .rreg = xreg_right, .shift = xshift, \
                  .min = xmin, .max = xmax} }
 
+#define SND_SOC_BYTES(xname, xbase, xregs)                    \
+{       .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname,   \
+        .info = snd_soc_bytes_info, .get = snd_soc_bytes_get, \
+        .put = snd_soc_bytes_put, .private_value =            \
+                ((unsigned long)&(struct soc_bytes)           \
+                {.base = xbase, .num_regs = xregs }) }
+
+#define SND_SOC_BYTES_MASK(xname, xbase, xregs, xmask)        \
+{       .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname,   \
+        .info = snd_soc_bytes_info, .get = snd_soc_bytes_get, \
+        .put = snd_soc_bytes_put, .private_value =            \
+                ((unsigned long)&(struct soc_bytes)           \
+                {.base = xbase, .num_regs = xregs,            \
+                 .mask = xmask }) }
 
 /*
  * Simplified versions of above macros, declaring a struct and calculating
@@ -366,12 +380,16 @@ void snd_soc_free_ac97_codec(struct snd_soc_codec *codec);
  *Controls
  */
 struct snd_kcontrol *snd_soc_cnew(const struct snd_kcontrol_new *_template,
-                                  void *data, char *long_name,
+                                  void *data, const char *long_name,
                                   const char *prefix);
-int snd_soc_add_controls(struct snd_soc_codec *codec,
+int snd_soc_add_codec_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_add_card_controls(struct snd_soc_card *soc_card,
+        const struct snd_kcontrol_new *controls, int num_controls);
+int snd_soc_add_dai_controls(struct snd_soc_dai *dai,
+        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,
@@ -409,6 +427,13 @@ int snd_soc_get_volsw_2r_sx(struct snd_kcontrol *kcontrol,
         struct snd_ctl_elem_value *ucontrol);
 int snd_soc_put_volsw_2r_sx(struct snd_kcontrol *kcontrol,
         struct snd_ctl_elem_value *ucontrol);
+int snd_soc_bytes_info(struct snd_kcontrol *kcontrol,
+                       struct snd_ctl_elem_info *uinfo);
+int snd_soc_bytes_get(struct snd_kcontrol *kcontrol,
+                      struct snd_ctl_elem_value *ucontrol);
+int snd_soc_bytes_put(struct snd_kcontrol *kcontrol,
+                      struct snd_ctl_elem_value *ucontrol);
+
 
 /**
  * struct snd_soc_reg_access - Describes whether a given register is
@@ -505,6 +530,7 @@ 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 sig_bits;          /* number of bits of content */
 };
 
 /* SoC audio ops */
@@ -559,6 +585,7 @@ struct snd_soc_codec {
         unsigned int ac97_created:1; /* Codec has been created by SoC */
         unsigned int sysfs_registered:1; /* codec has been sysfs registered */
         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 */
 
@@ -637,6 +664,8 @@ struct snd_soc_codec_driver {
         /* codec stream completion event */
         int (*stream_event)(struct snd_soc_dapm_context *dapm, int event);
 
+        bool ignore_pmdown_time;  /* Doesn't benefit from pmdown delay */
+
         /* probe ordering - for components with runtime dependencies */
         int probe_order;
         int remove_order;
@@ -689,6 +718,7 @@ struct snd_soc_platform {
         int id;
         struct device *dev;
         struct snd_soc_platform_driver *driver;
+        struct mutex mutex;
 
         unsigned int suspended:1; /* platform is suspended */
         unsigned int probed:1;
@@ -698,6 +728,11 @@ struct snd_soc_platform {
         struct list_head card_list;
 
         struct snd_soc_dapm_context dapm;
+
+#ifdef CONFIG_DEBUG_FS
+        struct dentry *debugfs_platform_root;
+        struct dentry *debugfs_dapm;
+#endif
 };
 
 struct snd_soc_dai_link {
@@ -875,6 +910,12 @@ struct soc_mixer_control {
         unsigned int reg, rreg, shift, rshift, invert;
 };
 
+struct soc_bytes {
+        int base;
+        int num_regs;
+        u32 mask;
+};
+
 /* enumerated kcontrol */
 struct soc_enum {
         unsigned short reg;
diff --git a/include/sound/wm2200.h b/include/sound/wm2200.h
new file mode 100644
index 00000000000..79bf55be7ff
--- /dev/null
+++ b/include/sound/wm2200.h
@@ -0,0 +1,41 @@
+/*
+ * linux/sound/wm2200.h -- Platform data for WM2200
+ *
+ * Copyright 2012 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_WM2200_H
+#define __LINUX_SND_WM2200_H
+
+#define WM2200_GPIO_SET 0x10000
+
+enum wm2200_in_mode {
+        WM2200_IN_SE = 0,
+        WM2200_IN_DIFF = 1,
+        WM2200_IN_DMIC = 2,
+};
+
+enum wm2200_dmic_sup {
+        WM2200_DMIC_SUP_MICVDD = 0,
+        WM2200_DMIC_SUP_MICBIAS1 = 1,
+        WM2200_DMIC_SUP_MICBIAS2 = 2,
+};
+
+struct wm2200_pdata {
+        int reset;      /** GPIO controlling /RESET, if any */
+        int ldo_ena;    /** GPIO controlling LODENA, if any */
+        int irq_flags;
+
+        int gpio_defaults[4];
+
+        enum wm2200_in_mode in_mode[3];
+        enum wm2200_dmic_sup dmic_sup[3];
+
+        int micbias_cfg[2];  /** Register value to configure MICBIAS */
+};
+
+#endif
diff --git a/include/sound/wm8962.h b/include/sound/wm8962.h
index 1750bed7c2f..79e6d427b85 100644
--- a/include/sound/wm8962.h
+++ b/include/sound/wm8962.h
@@ -49,6 +49,12 @@ struct wm8962_pdata {
         bool irq_active_low;
 
         bool spk_mono;   /* Speaker outputs tied together as mono */
+
+        /**
+         * This flag should be set if one or both IN4 inputs is wired
+         * in a DC measurement configuration.
+         */
+        bool in4_dc_measure;
 };
 
 #endif