17 files changed, 180 insertions, 72 deletions

diff --git a/include/linux/mfd/mc13xxx.h b/include/linux/mfd/mc13xxx.h
index 41ed59276c00..67c17b5a6f44 100644
--- a/include/linux/mfd/mc13xxx.h
+++ b/include/linux/mfd/mc13xxx.h
@@ -41,6 +41,13 @@ int mc13xxx_adc_do_conversion(struct mc13xxx *mc13xxx,
                 unsigned int mode, unsigned int channel,
                 u8 ato, bool atox, unsigned int *sample);
 
+#define MC13783_AUDIO_RX0       36
+#define MC13783_AUDIO_RX1       37
+#define MC13783_AUDIO_TX        38
+#define MC13783_SSI_NETWORK     39
+#define MC13783_AUDIO_CODEC     40
+#define MC13783_AUDIO_DAC       41
+
 #define MC13XXX_IRQ_ADCDONE     0
 #define MC13XXX_IRQ_ADCBISDONE  1
 #define MC13XXX_IRQ_TS          2
diff --git a/include/linux/platform_data/davinci_asp.h b/include/linux/platform_data/davinci_asp.h
index 8db5ae03b6e3..689a856b86f9 100644
--- a/include/linux/platform_data/davinci_asp.h
+++ b/include/linux/platform_data/davinci_asp.h
@@ -84,6 +84,8 @@ struct snd_platform_data {
         u8 version;
         u8 txnumevt;
         u8 rxnumevt;
+        int tx_dma_channel;
+        int rx_dma_channel;
 };
 
 enum {
diff --git a/include/linux/thinkpad_acpi.h b/include/linux/thinkpad_acpi.h
new file mode 100644
index 000000000000..361de59a2285
--- /dev/null
+++ b/include/linux/thinkpad_acpi.h
@@ -0,0 +1,15 @@
+#ifndef __THINKPAD_ACPI_H__
+#define __THINKPAD_ACPI_H__
+
+/* These two functions return 0 if success, or negative error code
+   (e g -ENODEV if no led present) */
+
+enum {
+        TPACPI_LED_MUTE,
+        TPACPI_LED_MICMUTE,
+        TPACPI_LED_MAX,
+};
+
+int tpacpi_led_set(int whichled, bool on);
+
+#endif
diff --git a/include/sound/ak4114.h b/include/sound/ak4114.h
index 3ce69fd92523..52f02a60dba7 100644
--- a/include/sound/ak4114.h
+++ b/include/sound/ak4114.h
@@ -170,7 +170,7 @@ struct ak4114 {
         void * private_data;
         unsigned int init: 1;
         spinlock_t lock;
-        unsigned char regmap[7];
+        unsigned char regmap[6];
         unsigned char txcsb[5];
         struct snd_kcontrol *kctls[AK4114_CONTROLS];
         struct snd_pcm_substream *playback_substream;
@@ -189,7 +189,7 @@ struct ak4114 {
 
 int snd_ak4114_create(struct snd_card *card,
                       ak4114_read_t *read, ak4114_write_t *write,
-                      const unsigned char pgm[7], const unsigned char txcsb[5],
+                      const unsigned char pgm[6], const unsigned char txcsb[5],
                       void *private_data, struct ak4114 **r_ak4114);
 void snd_ak4114_reg_write(struct ak4114 *ak4114, unsigned char reg, unsigned char mask, unsigned char val);
 void snd_ak4114_reinit(struct ak4114 *ak4114);
diff --git a/include/sound/compress_driver.h b/include/sound/compress_driver.h
index 9031a26249b5..ae6c3b8ed2f5 100644
--- a/include/sound/compress_driver.h
+++ b/include/sound/compress_driver.h
@@ -171,4 +171,13 @@ static inline void snd_compr_fragment_elapsed(struct snd_compr_stream *stream)
         wake_up(&stream->runtime->sleep);
 }
 
+static inline void snd_compr_drain_notify(struct snd_compr_stream *stream)
+{
+        if (snd_BUG_ON(!stream))
+                return;
+
+        stream->runtime->state = SNDRV_PCM_STATE_SETUP;
+        wake_up(&stream->runtime->sleep);
+}
+
 #endif
diff --git a/include/sound/cs42l52.h b/include/sound/cs42l52.h
index 4c68955f7330..7c2be4a51894 100644
--- a/include/sound/cs42l52.h
+++ b/include/sound/cs42l52.h
@@ -31,6 +31,8 @@ struct cs42l52_platform_data {
         /* Charge Pump Freq. Check datasheet Pg73 */
         unsigned int chgfreq;
 
+        /* Reset GPIO */
+        unsigned int reset_gpio;
 };
 
 #endif /* __CS42L52_H */
diff --git a/include/sound/cs42l73.h b/include/sound/cs42l73.h
new file mode 100644
index 000000000000..f354be4cdc9e
--- /dev/null
+++ b/include/sound/cs42l73.h
@@ -0,0 +1,22 @@
+/*
+ * linux/sound/cs42l73.h -- Platform data for CS42L73
+ *
+ * Copyright (c) 2012 Cirrus Logic Inc.
+ *
+ * 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 __CS42L73_H
+#define __CS42L73_H
+
+struct cs42l73_platform_data {
+        /* RST GPIO */
+        unsigned int reset_gpio;
+        unsigned int chgfreq;
+        int jack_detection;
+        unsigned int mclk_freq;
+};
+
+#endif /* __CS42L73_H */
diff --git a/include/sound/dmaengine_pcm.h b/include/sound/dmaengine_pcm.h
index f11c35cd5532..15017311f2e9 100644
--- a/include/sound/dmaengine_pcm.h
+++ b/include/sound/dmaengine_pcm.h
@@ -61,6 +61,8 @@ struct dma_chan *snd_dmaengine_pcm_get_chan(struct snd_pcm_substream *substream)
  * @slave_id: Slave requester id for the DMA channel.
  * @filter_data: Custom DMA channel filter data, this will usually be used when
  * requesting the DMA channel.
+ * @chan_name: Custom channel name to use when requesting DMA channel.
+ * @fifo_size: FIFO size of the DAI controller in bytes
  */
 struct snd_dmaengine_dai_dma_data {
         dma_addr_t addr;
@@ -68,6 +70,8 @@ struct snd_dmaengine_dai_dma_data {
         u32 maxburst;
         unsigned int slave_id;
         void *filter_data;
+        const char *chan_name;
+        unsigned int fifo_size;
 };
 
 void snd_dmaengine_pcm_set_config_from_dai_data(
@@ -96,6 +100,10 @@ void snd_dmaengine_pcm_set_config_from_dai_data(
  * playback.
  */
 #define SND_DMAENGINE_PCM_FLAG_HALF_DUPLEX BIT(3)
+/*
+ * The PCM streams have custom channel names specified.
+ */
+#define SND_DMAENGINE_PCM_FLAG_CUSTOM_CHANNEL_NAME BIT(4)
 
 /**
  * struct snd_dmaengine_pcm_config - Configuration data for dmaengine based PCM
diff --git a/include/sound/memalloc.h b/include/sound/memalloc.h
index cf15b8213df7..af9983970417 100644
--- a/include/sound/memalloc.h
+++ b/include/sound/memalloc.h
@@ -52,6 +52,11 @@ struct snd_dma_device {
 #else
 #define SNDRV_DMA_TYPE_DEV_SG   SNDRV_DMA_TYPE_DEV /* no SG-buf support */
 #endif
+#ifdef CONFIG_GENERIC_ALLOCATOR
+#define SNDRV_DMA_TYPE_DEV_IRAM         4       /* generic device iram-buffer */
+#else
+#define SNDRV_DMA_TYPE_DEV_IRAM SNDRV_DMA_TYPE_DEV
+#endif
 
 /*
  * info for buffer allocation
diff --git a/include/sound/rcar_snd.h b/include/sound/rcar_snd.h
index fb0a312bcb81..12afab18945d 100644
--- a/include/sound/rcar_snd.h
+++ b/include/sound/rcar_snd.h
@@ -36,7 +36,6 @@
 #define RSND_SSI_CLK_PIN_SHARE          (1 << 31)
 #define RSND_SSI_CLK_FROM_ADG           (1 << 30) /* clock parent is master */
 #define RSND_SSI_SYNC                   (1 << 29) /* SSI34_sync etc */
-#define RSND_SSI_DEPENDENT              (1 << 28) /* SSI needs SRU/SCU */
 
 #define RSND_SSI_PLAY                   (1 << 24)
 
diff --git a/include/sound/soc-dai.h b/include/sound/soc-dai.h
index ae9a227d35d3..800c101bb096 100644
--- a/include/sound/soc-dai.h
+++ b/include/sound/soc-dai.h
@@ -105,6 +105,8 @@ int snd_soc_dai_set_clkdiv(struct snd_soc_dai *dai,
 int snd_soc_dai_set_pll(struct snd_soc_dai *dai,
         int pll_id, int source, unsigned int freq_in, unsigned int freq_out);
 
+int snd_soc_dai_set_bclk_ratio(struct snd_soc_dai *dai, unsigned int ratio);
+
 /* Digital Audio interface formatting */
 int snd_soc_dai_set_fmt(struct snd_soc_dai *dai, unsigned int fmt);
 
@@ -131,6 +133,7 @@ struct snd_soc_dai_ops {
         int (*set_pll)(struct snd_soc_dai *dai, int pll_id, int source,
                 unsigned int freq_in, unsigned int freq_out);
         int (*set_clkdiv)(struct snd_soc_dai *dai, int div_id, int div);
+        int (*set_bclk_ratio)(struct snd_soc_dai *dai, unsigned int ratio);
 
         /*
          * DAI format configuration
@@ -166,6 +169,13 @@ struct snd_soc_dai_ops {
                 struct snd_soc_dai *);
         int (*prepare)(struct snd_pcm_substream *,
                 struct snd_soc_dai *);
+        /*
+         * NOTE: Commands passed to the trigger function are not necessarily
+         * compatible with the current state of the dai. For example this
+         * sequence of commands is possible: START STOP STOP.
+         * So do not unconditionally use refcounting functions in the trigger
+         * function, e.g. clk_enable/disable.
+         */
         int (*trigger)(struct snd_pcm_substream *, int,
                 struct snd_soc_dai *);
         int (*bespoke_trigger)(struct snd_pcm_substream *, int,
@@ -276,6 +286,13 @@ static inline void snd_soc_dai_set_dma_data(struct snd_soc_dai *dai,
                 dai->capture_dma_data = data;
 }
 
+static inline void snd_soc_dai_init_dma_data(struct snd_soc_dai *dai,
+                                             void *playback, void *capture)
+{
+        dai->playback_dma_data = playback;
+        dai->capture_dma_data = capture;
+}
+
 static inline void snd_soc_dai_set_drvdata(struct snd_soc_dai *dai,
                 void *data)
 {
diff --git a/include/sound/soc-dapm.h b/include/sound/soc-dapm.h
index 27a72d5d4b00..2037c45adfe6 100644
--- a/include/sound/soc-dapm.h
+++ b/include/sound/soc-dapm.h
@@ -286,6 +286,8 @@ struct device;
         .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, 1) }
+#define SOC_DAPM_SINGLE_VIRT(xname, max) \
+        SOC_DAPM_SINGLE(xname, SND_SOC_NOPM, 0, max, 0)
 #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, \
@@ -300,6 +302,8 @@ struct device;
         .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, 0) }
+#define SOC_DAPM_SINGLE_TLV_VIRT(xname, max, tlv_array) \
+        SOC_DAPM_SINGLE(xname, SND_SOC_NOPM, 0, max, 0, tlv_array)
 #define SOC_DAPM_ENUM(xname, xenum) \
 {       .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
         .info = snd_soc_info_enum_double, \
diff --git a/include/sound/soc.h b/include/sound/soc.h
index d22cb0a06feb..1f741cb24f33 100644
--- a/include/sound/soc.h
+++ b/include/sound/soc.h
@@ -13,6 +13,7 @@
 #ifndef __LINUX_SND_SOC_H
 #define __LINUX_SND_SOC_H
 
+#include <linux/of.h>
 #include <linux/platform_device.h>
 #include <linux/types.h>
 #include <linux/notifier.h>
@@ -330,7 +331,6 @@ struct soc_enum;
 struct snd_soc_jack;
 struct snd_soc_jack_zone;
 struct snd_soc_jack_pin;
-struct snd_soc_cache_ops;
 #include <sound/soc-dapm.h>
 #include <sound/soc-dpcm.h>
 
@@ -348,10 +348,6 @@ enum snd_soc_control_type {
         SND_SOC_REGMAP,
 };
 
-enum snd_soc_compress_type {
-        SND_SOC_FLAT_COMPRESSION = 1,
-};
-
 enum snd_soc_pcm_subclass {
         SND_SOC_PCM_CLASS_PCM   = 0,
         SND_SOC_PCM_CLASS_BE    = 1,
@@ -369,6 +365,7 @@ int snd_soc_codec_set_pll(struct snd_soc_codec *codec, int pll_id, int source,
 
 int snd_soc_register_card(struct snd_soc_card *card);
 int snd_soc_unregister_card(struct snd_soc_card *card);
+int devm_snd_soc_register_card(struct device *dev, struct snd_soc_card *card);
 int snd_soc_suspend(struct device *dev);
 int snd_soc_resume(struct device *dev);
 int snd_soc_poweroff(struct device *dev);
@@ -386,6 +383,9 @@ void snd_soc_unregister_codec(struct device *dev);
 int 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);
+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);
@@ -403,12 +403,6 @@ int snd_soc_cache_write(struct snd_soc_codec *codec,
                         unsigned int reg, unsigned int value);
 int snd_soc_cache_read(struct snd_soc_codec *codec,
                        unsigned int reg, unsigned int *value);
-int snd_soc_default_volatile_register(struct snd_soc_codec *codec,
-                                      unsigned int reg);
-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,
@@ -542,22 +536,6 @@ int snd_soc_put_strobe(struct snd_kcontrol *kcontrol,
         struct snd_ctl_elem_value *ucontrol);
 
 /**
- * struct snd_soc_reg_access - Describes whether a given register is
- * readable, writable or volatile.
- *
- * @reg: the register number
- * @read: whether this register is readable
- * @write: whether this register is writable
- * @vol: whether this register is volatile
- */
-struct snd_soc_reg_access {
-        u16 reg;
-        u16 read;
-        u16 write;
-        u16 vol;
-};
-
-/**
  * struct snd_soc_jack_pin - Describes a pin to update based on jack detection
  *
  * @pin:    name of the pin to update
@@ -657,17 +635,26 @@ struct snd_soc_compr_ops {
         int (*trigger)(struct snd_compr_stream *);
 };
 
-/* SoC cache ops */
-struct snd_soc_cache_ops {
+/* component interface */
+struct snd_soc_component_driver {
+        const char *name;
+
+        /* DT */
+        int (*of_xlate_dai_name)(struct snd_soc_component *component,
+                                 struct of_phandle_args *args,
+                                 const char **dai_name);
+};
+
+struct snd_soc_component {
         const char *name;
-        enum snd_soc_compress_type id;
-        int (*init)(struct snd_soc_codec *codec);
-        int (*exit)(struct snd_soc_codec *codec);
-        int (*read)(struct snd_soc_codec *codec, unsigned int reg,
-                unsigned int *value);
-        int (*write)(struct snd_soc_codec *codec, unsigned int reg,
-                unsigned int value);
-        int (*sync)(struct snd_soc_codec *codec);
+        int id;
+        struct device *dev;
+        struct list_head list;
+
+        struct snd_soc_dai_driver *dai_drv;
+        int num_dai;
+
+        const struct snd_soc_component_driver *driver;
 };
 
 /* SoC Audio Codec device */
@@ -683,8 +670,6 @@ struct snd_soc_codec {
         struct list_head list;
         struct list_head card_list;
         int num_dai;
-        enum snd_soc_compress_type compress_type;
-        size_t reg_size;        /* reg_cache_size * reg_word_size */
         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);
@@ -708,13 +693,13 @@ struct snd_soc_codec {
         unsigned int (*hw_read)(struct snd_soc_codec *, unsigned int);
         unsigned int (*read)(struct snd_soc_codec *, unsigned int);
         int (*write)(struct snd_soc_codec *, unsigned int, unsigned int);
-        int (*bulk_write_raw)(struct snd_soc_codec *, unsigned int, const void *, size_t);
         void *reg_cache;
-        const void *reg_def_copy;
-        const struct snd_soc_cache_ops *cache_ops;
         struct mutex cache_rw_mutex;
         int val_bytes;
 
+        /* component */
+        struct snd_soc_component component;
+
         /* dapm */
         struct snd_soc_dapm_context dapm;
         unsigned int ignore_pmdown_time:1; /* pmdown_time is ignored at stop */
@@ -733,6 +718,7 @@ struct snd_soc_codec_driver {
         int (*remove)(struct snd_soc_codec *);
         int (*suspend)(struct snd_soc_codec *);
         int (*resume)(struct snd_soc_codec *);
+        struct snd_soc_component_driver component_driver;
 
         /* Default control and setup, added after probe() is run */
         const struct snd_kcontrol_new *controls;
@@ -760,9 +746,6 @@ struct snd_soc_codec_driver {
         short reg_cache_step;
         short reg_word_size;
         const void *reg_cache_default;
-        short reg_access_size;
-        const struct snd_soc_reg_access *reg_access_default;
-        enum snd_soc_compress_type compress_type;
 
         /* codec bias level */
         int (*set_bias_level)(struct snd_soc_codec *,
@@ -849,20 +832,6 @@ struct snd_soc_platform {
 #endif
 };
 
-struct snd_soc_component_driver {
-        const char *name;
-};
-
-struct snd_soc_component {
-        const char *name;
-        int id;
-        int num_dai;
-        struct device *dev;
-        struct list_head list;
-
-        const struct snd_soc_component_driver *driver;
-};
-
 struct snd_soc_dai_link {
         /* config - must be set by machine driver */
         const char *name;                       /* Codec name */
@@ -944,12 +913,6 @@ struct snd_soc_codec_conf {
          * associated per device
          */
         const char *name_prefix;
-
-        /*
-         * set this to the desired compression type if you want to
-         * override the one supplied in codec->driver->compress_type
-         */
-        enum snd_soc_compress_type compress_type;
 };
 
 struct snd_soc_aux_dev {
@@ -1088,7 +1051,8 @@ struct snd_soc_pcm_runtime {
 /* mixer control */
 struct soc_mixer_control {
         int min, max, platform_max;
-        unsigned int reg, rreg, shift, rshift;
+        int reg, rreg;
+        unsigned int shift, rshift;
         unsigned int invert:1;
         unsigned int autodisable:1;
 };
@@ -1121,8 +1085,6 @@ struct soc_enum {
 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);
-unsigned int snd_soc_bulk_write_raw(struct snd_soc_codec *codec,
-                                    unsigned int reg, const void *data, size_t len);
 
 /* device driver data */
 
@@ -1201,6 +1163,8 @@ int snd_soc_of_parse_audio_routing(struct snd_soc_card *card,
                                    const char *propname);
 unsigned int snd_soc_of_parse_daifmt(struct device_node *np,
                                      const char *prefix);
+int snd_soc_of_get_dai_name(struct device_node *of_node,
+                            const char **dai_name);
 
 #include <sound/soc-dai.h>
 
diff --git a/include/trace/events/asoc.h b/include/trace/events/asoc.h
index 5fc2dcdd21cd..03996b2bb04f 100644
--- a/include/trace/events/asoc.h
+++ b/include/trace/events/asoc.h
@@ -14,6 +14,7 @@ struct snd_soc_codec;
 struct snd_soc_platform;
 struct snd_soc_card;
 struct snd_soc_dapm_widget;
+struct snd_soc_dapm_path;
 
 /*
  * Log register events
diff --git a/include/uapi/sound/Kbuild b/include/uapi/sound/Kbuild
index 0f7d279ebde3..a7f27704f980 100644
--- a/include/uapi/sound/Kbuild
+++ b/include/uapi/sound/Kbuild
@@ -5,6 +5,7 @@ header-y += asound_fm.h
 header-y += compress_offload.h
 header-y += compress_params.h
 header-y += emu10k1.h
+header-y += firewire.h
 header-y += hdsp.h
 header-y += hdspm.h
 header-y += sb16_csp.h
diff --git a/include/uapi/sound/asound.h b/include/uapi/sound/asound.h
index 041203f20f6d..9fc6219d3848 100644
--- a/include/uapi/sound/asound.h
+++ b/include/uapi/sound/asound.h
@@ -93,9 +93,10 @@ enum {
         SNDRV_HWDEP_IFACE_SB_RC,        /* SB Extigy/Audigy2NX remote control */
         SNDRV_HWDEP_IFACE_HDA,          /* HD-audio */
         SNDRV_HWDEP_IFACE_USB_STREAM,   /* direct access to usb stream */
+        SNDRV_HWDEP_IFACE_FW_DICE,      /* TC DICE FireWire device */
 
         /* Don't forget to change the following: */
-        SNDRV_HWDEP_IFACE_LAST = SNDRV_HWDEP_IFACE_USB_STREAM
+        SNDRV_HWDEP_IFACE_LAST = SNDRV_HWDEP_IFACE_FW_DICE
 };
 
 struct snd_hwdep_info {
diff --git a/include/uapi/sound/firewire.h b/include/uapi/sound/firewire.h
new file mode 100644
index 000000000000..59f5961302bf
--- /dev/null
+++ b/include/uapi/sound/firewire.h
@@ -0,0 +1,51 @@
+#ifndef _UAPI_SOUND_FIREWIRE_H_INCLUDED
+#define _UAPI_SOUND_FIREWIRE_H_INCLUDED
+
+#include <linux/ioctl.h>
+
+/* events can be read() from the hwdep device */
+
+#define SNDRV_FIREWIRE_EVENT_LOCK_STATUS        0x000010cc
+#define SNDRV_FIREWIRE_EVENT_DICE_NOTIFICATION  0xd1ce004e
+
+struct snd_firewire_event_common {
+        unsigned int type; /* SNDRV_FIREWIRE_EVENT_xxx */
+};
+
+struct snd_firewire_event_lock_status {
+        unsigned int type;
+        unsigned int status; /* 0/1 = unlocked/locked */
+};
+
+struct snd_firewire_event_dice_notification {
+        unsigned int type;
+        unsigned int notification; /* DICE-specific bits */
+};
+
+union snd_firewire_event {
+        struct snd_firewire_event_common            common;
+        struct snd_firewire_event_lock_status       lock_status;
+        struct snd_firewire_event_dice_notification dice_notification;
+};
+
+
+#define SNDRV_FIREWIRE_IOCTL_GET_INFO _IOR('H', 0xf8, struct snd_firewire_get_info)
+#define SNDRV_FIREWIRE_IOCTL_LOCK      _IO('H', 0xf9)
+#define SNDRV_FIREWIRE_IOCTL_UNLOCK    _IO('H', 0xfa)
+
+#define SNDRV_FIREWIRE_TYPE_DICE        1
+/* Fireworks, AV/C, RME, MOTU, ... */
+
+struct snd_firewire_get_info {
+        unsigned int type; /* SNDRV_FIREWIRE_TYPE_xxx */
+        unsigned int card; /* same as fw_cdev_get_info.card */
+        unsigned char guid[8];
+        char device_name[16]; /* device node in /dev */
+};
+
+/*
+ * SNDRV_FIREWIRE_IOCTL_LOCK prevents the driver from streaming.
+ * Returns -EBUSY if the driver is already streaming.
+ */
+
+#endif /* _UAPI_SOUND_FIREWIRE_H_INCLUDED */