[ALSA] Remove xxx_t typedefs: Core component

Modules: ALSA Core

Remove xxx_t typedefs from the core component.

Signed-off-by: Takashi Iwai <tiwai@suse.de>

1 files changed, 266 insertions, 274 deletions

diff --git a/include/sound/asound.h b/include/sound/asound.h
index 1389704..9cc021c 100644
--- a/include/sound/asound.h
+++ b/include/sound/asound.h
@@ -60,7 +60,7 @@
  *                                                                          *
  ****************************************************************************/
 
-struct sndrv_aes_iec958 {
+struct snd_aes_iec958 {
 	unsigned char status[24];	/* AES/IEC958 channel status bits */
 	unsigned char subcode[147];	/* AES/IEC958 subcode bits */
 	unsigned char pad;		/* nothing */
@@ -75,7 +75,7 @@ struct sndrv_aes_iec958 {
 
 #define SNDRV_HWDEP_VERSION		SNDRV_PROTOCOL_VERSION(1, 0, 1)
 
-enum sndrv_hwdep_iface {
+enum {
 	SNDRV_HWDEP_IFACE_OPL2 = 0,
 	SNDRV_HWDEP_IFACE_OPL3,
 	SNDRV_HWDEP_IFACE_OPL4,
@@ -97,17 +97,17 @@ enum sndrv_hwdep_iface {
 	SNDRV_HWDEP_IFACE_LAST = SNDRV_HWDEP_IFACE_SB_RC
 };
 
-struct sndrv_hwdep_info {
+struct snd_hwdep_info {
 	unsigned int device;		/* WR: device number */
 	int card;			/* R: card number */
 	unsigned char id[64];		/* ID (user selectable) */
 	unsigned char name[80];		/* hwdep name */
-	enum sndrv_hwdep_iface iface;	/* hwdep interface */
+	int iface;			/* hwdep interface */
 	unsigned char reserved[64];	/* reserved for future */
 };
 
 /* generic DSP loader */
-struct sndrv_hwdep_dsp_status {
+struct snd_hwdep_dsp_status {
 	unsigned int version;		/* R: driver-specific version */
 	unsigned char id[32];		/* R: driver-specific ID string */
 	unsigned int num_dsps;		/* R: number of DSP images to transfer */
@@ -116,7 +116,7 @@ struct sndrv_hwdep_dsp_status {
 	unsigned char reserved[16];	/* reserved for future use */
 };
 
-struct sndrv_hwdep_dsp_image {
+struct snd_hwdep_dsp_image {
 	unsigned int index;		/* W: DSP index */
 	unsigned char name[64];		/* W: ID (e.g. file name) */
 	unsigned char __user *image;	/* W: binary image */
@@ -126,9 +126,9 @@ struct sndrv_hwdep_dsp_image {
 
 enum {
 	SNDRV_HWDEP_IOCTL_PVERSION = _IOR ('H', 0x00, int),
-	SNDRV_HWDEP_IOCTL_INFO = _IOR ('H', 0x01, struct sndrv_hwdep_info),
-	SNDRV_HWDEP_IOCTL_DSP_STATUS = _IOR('H', 0x02, struct sndrv_hwdep_dsp_status),
-	SNDRV_HWDEP_IOCTL_DSP_LOAD   = _IOW('H', 0x03, struct sndrv_hwdep_dsp_image)
+	SNDRV_HWDEP_IOCTL_INFO = _IOR ('H', 0x01, struct snd_hwdep_info),
+	SNDRV_HWDEP_IOCTL_DSP_STATUS = _IOR('H', 0x02, struct snd_hwdep_dsp_status),
+	SNDRV_HWDEP_IOCTL_DSP_LOAD   = _IOW('H', 0x03, struct snd_hwdep_dsp_image)
 };
 
 /*****************************************************************************
@@ -139,10 +139,10 @@ enum {
 
 #define SNDRV_PCM_VERSION		SNDRV_PROTOCOL_VERSION(2, 0, 7)
 
-typedef unsigned long sndrv_pcm_uframes_t;
-typedef long sndrv_pcm_sframes_t;
+typedef unsigned long snd_pcm_uframes_t;
+typedef signed long snd_pcm_sframes_t;
 
-enum sndrv_pcm_class {
+enum {
 	SNDRV_PCM_CLASS_GENERIC = 0,	/* standard mono or stereo device */
 	SNDRV_PCM_CLASS_MULTI,		/* multichannel device */
 	SNDRV_PCM_CLASS_MODEM,		/* software modem class */
@@ -151,97 +151,94 @@ enum sndrv_pcm_class {
 	SNDRV_PCM_CLASS_LAST = SNDRV_PCM_CLASS_DIGITIZER,
 };
 
-enum sndrv_pcm_subclass {
+enum {
 	SNDRV_PCM_SUBCLASS_GENERIC_MIX = 0, /* mono or stereo subdevices are mixed together */
 	SNDRV_PCM_SUBCLASS_MULTI_MIX,	/* multichannel subdevices are mixed together */
 	/* Don't forget to change the following: */
 	SNDRV_PCM_SUBCLASS_LAST = SNDRV_PCM_SUBCLASS_MULTI_MIX,
 };
 
-enum sndrv_pcm_stream {
+enum {
 	SNDRV_PCM_STREAM_PLAYBACK = 0,
 	SNDRV_PCM_STREAM_CAPTURE,
 	SNDRV_PCM_STREAM_LAST = SNDRV_PCM_STREAM_CAPTURE,
 };
 
-enum sndrv_pcm_access {
-	SNDRV_PCM_ACCESS_MMAP_INTERLEAVED = 0,	/* interleaved mmap */
-	SNDRV_PCM_ACCESS_MMAP_NONINTERLEAVED, 	/* noninterleaved mmap */
-	SNDRV_PCM_ACCESS_MMAP_COMPLEX,		/* complex mmap */
-	SNDRV_PCM_ACCESS_RW_INTERLEAVED,	/* readi/writei */
-	SNDRV_PCM_ACCESS_RW_NONINTERLEAVED,	/* readn/writen */
-	SNDRV_PCM_ACCESS_LAST = SNDRV_PCM_ACCESS_RW_NONINTERLEAVED,
-};
-
-enum sndrv_pcm_format {
-	SNDRV_PCM_FORMAT_S8 = 0,
-	SNDRV_PCM_FORMAT_U8,
-	SNDRV_PCM_FORMAT_S16_LE,
-	SNDRV_PCM_FORMAT_S16_BE,
-	SNDRV_PCM_FORMAT_U16_LE,
-	SNDRV_PCM_FORMAT_U16_BE,
-	SNDRV_PCM_FORMAT_S24_LE,	/* low three bytes */
-	SNDRV_PCM_FORMAT_S24_BE,	/* low three bytes */
-	SNDRV_PCM_FORMAT_U24_LE,	/* low three bytes */
-	SNDRV_PCM_FORMAT_U24_BE,	/* low three bytes */
-	SNDRV_PCM_FORMAT_S32_LE,
-	SNDRV_PCM_FORMAT_S32_BE,
-	SNDRV_PCM_FORMAT_U32_LE,
-	SNDRV_PCM_FORMAT_U32_BE,
-	SNDRV_PCM_FORMAT_FLOAT_LE,	/* 4-byte float, IEEE-754 32-bit, range -1.0 to 1.0 */
-	SNDRV_PCM_FORMAT_FLOAT_BE,	/* 4-byte float, IEEE-754 32-bit, range -1.0 to 1.0 */
-	SNDRV_PCM_FORMAT_FLOAT64_LE,	/* 8-byte float, IEEE-754 64-bit, range -1.0 to 1.0 */
-	SNDRV_PCM_FORMAT_FLOAT64_BE,	/* 8-byte float, IEEE-754 64-bit, range -1.0 to 1.0 */
-	SNDRV_PCM_FORMAT_IEC958_SUBFRAME_LE,	/* IEC-958 subframe, Little Endian */
-	SNDRV_PCM_FORMAT_IEC958_SUBFRAME_BE,	/* IEC-958 subframe, Big Endian */
-	SNDRV_PCM_FORMAT_MU_LAW,
-	SNDRV_PCM_FORMAT_A_LAW,
-	SNDRV_PCM_FORMAT_IMA_ADPCM,
-	SNDRV_PCM_FORMAT_MPEG,
-	SNDRV_PCM_FORMAT_GSM,
-	SNDRV_PCM_FORMAT_SPECIAL = 31,
-	SNDRV_PCM_FORMAT_S24_3LE = 32,	/* in three bytes */
-	SNDRV_PCM_FORMAT_S24_3BE,	/* in three bytes */
-	SNDRV_PCM_FORMAT_U24_3LE,	/* in three bytes */
-	SNDRV_PCM_FORMAT_U24_3BE,	/* in three bytes */
-	SNDRV_PCM_FORMAT_S20_3LE,	/* in three bytes */
-	SNDRV_PCM_FORMAT_S20_3BE,	/* in three bytes */
-	SNDRV_PCM_FORMAT_U20_3LE,	/* in three bytes */
-	SNDRV_PCM_FORMAT_U20_3BE,	/* in three bytes */
-	SNDRV_PCM_FORMAT_S18_3LE,	/* in three bytes */
-	SNDRV_PCM_FORMAT_S18_3BE,	/* in three bytes */
-	SNDRV_PCM_FORMAT_U18_3LE,	/* in three bytes */
-	SNDRV_PCM_FORMAT_U18_3BE,	/* in three bytes */
-	SNDRV_PCM_FORMAT_LAST = SNDRV_PCM_FORMAT_U18_3BE,
+typedef int __bitwise snd_pcm_access_t;
+#define	SNDRV_PCM_ACCESS_MMAP_INTERLEAVED	((__force snd_pcm_access_t) 0) /* interleaved mmap */
+#define	SNDRV_PCM_ACCESS_MMAP_NONINTERLEAVED	((__force snd_pcm_access_t) 1) /* noninterleaved mmap */
+#define	SNDRV_PCM_ACCESS_MMAP_COMPLEX		((__force snd_pcm_access_t) 2) /* complex mmap */
+#define	SNDRV_PCM_ACCESS_RW_INTERLEAVED		((__force snd_pcm_access_t) 3) /* readi/writei */
+#define	SNDRV_PCM_ACCESS_RW_NONINTERLEAVED	((__force snd_pcm_access_t) 4) /* readn/writen */
+#define	SNDRV_PCM_ACCESS_LAST		SNDRV_PCM_ACCESS_RW_NONINTERLEAVED
+
+typedef int __bitwise snd_pcm_format_t;
+#define	SNDRV_PCM_FORMAT_S8	((__force snd_pcm_format_t) 0)
+#define	SNDRV_PCM_FORMAT_U8	((__force snd_pcm_format_t) 1)
+#define	SNDRV_PCM_FORMAT_S16_LE	((__force snd_pcm_format_t) 2)
+#define	SNDRV_PCM_FORMAT_S16_BE	((__force snd_pcm_format_t) 3)
+#define	SNDRV_PCM_FORMAT_U16_LE	((__force snd_pcm_format_t) 4)
+#define	SNDRV_PCM_FORMAT_U16_BE	((__force snd_pcm_format_t) 5)
+#define	SNDRV_PCM_FORMAT_S24_LE	((__force snd_pcm_format_t) 6) /* low three bytes */
+#define	SNDRV_PCM_FORMAT_S24_BE	((__force snd_pcm_format_t) 7) /* low three bytes */
+#define	SNDRV_PCM_FORMAT_U24_LE	((__force snd_pcm_format_t) 8) /* low three bytes */
+#define	SNDRV_PCM_FORMAT_U24_BE	((__force snd_pcm_format_t) 9) /* low three bytes */
+#define	SNDRV_PCM_FORMAT_S32_LE	((__force snd_pcm_format_t) 10)
+#define	SNDRV_PCM_FORMAT_S32_BE	((__force snd_pcm_format_t) 11)
+#define	SNDRV_PCM_FORMAT_U32_LE	((__force snd_pcm_format_t) 12)
+#define	SNDRV_PCM_FORMAT_U32_BE	((__force snd_pcm_format_t) 13)
+#define	SNDRV_PCM_FORMAT_FLOAT_LE	((__force snd_pcm_format_t) 14) /* 4-byte float, IEEE-754 32-bit, range -1.0 to 1.0 */
+#define	SNDRV_PCM_FORMAT_FLOAT_BE	((__force snd_pcm_format_t) 15) /* 4-byte float, IEEE-754 32-bit, range -1.0 to 1.0 */
+#define	SNDRV_PCM_FORMAT_FLOAT64_LE	((__force snd_pcm_format_t) 16) /* 8-byte float, IEEE-754 64-bit, range -1.0 to 1.0 */
+#define	SNDRV_PCM_FORMAT_FLOAT64_BE	((__force snd_pcm_format_t) 17) /* 8-byte float, IEEE-754 64-bit, range -1.0 to 1.0 */
+#define	SNDRV_PCM_FORMAT_IEC958_SUBFRAME_LE ((__force snd_pcm_format_t) 18) /* IEC-958 subframe, Little Endian */
+#define	SNDRV_PCM_FORMAT_IEC958_SUBFRAME_BE ((__force snd_pcm_format_t) 19) /* IEC-958 subframe, Big Endian */
+#define	SNDRV_PCM_FORMAT_MU_LAW		((__force snd_pcm_format_t) 20)
+#define	SNDRV_PCM_FORMAT_A_LAW		((__force snd_pcm_format_t) 21)
+#define	SNDRV_PCM_FORMAT_IMA_ADPCM	((__force snd_pcm_format_t) 22)
+#define	SNDRV_PCM_FORMAT_MPEG		((__force snd_pcm_format_t) 23)
+#define	SNDRV_PCM_FORMAT_GSM		((__force snd_pcm_format_t) 24)
+#define	SNDRV_PCM_FORMAT_SPECIAL	((__force snd_pcm_format_t) 31)
+#define	SNDRV_PCM_FORMAT_S24_3LE	((__force snd_pcm_format_t) 32)	/* in three bytes */
+#define	SNDRV_PCM_FORMAT_S24_3BE	((__force snd_pcm_format_t) 33)	/* in three bytes */
+#define	SNDRV_PCM_FORMAT_U24_3LE	((__force snd_pcm_format_t) 34)	/* in three bytes */
+#define	SNDRV_PCM_FORMAT_U24_3BE	((__force snd_pcm_format_t) 35)	/* in three bytes */
+#define	SNDRV_PCM_FORMAT_S20_3LE	((__force snd_pcm_format_t) 36)	/* in three bytes */
+#define	SNDRV_PCM_FORMAT_S20_3BE	((__force snd_pcm_format_t) 37)	/* in three bytes */
+#define	SNDRV_PCM_FORMAT_U20_3LE	((__force snd_pcm_format_t) 38)	/* in three bytes */
+#define	SNDRV_PCM_FORMAT_U20_3BE	((__force snd_pcm_format_t) 39)	/* in three bytes */
+#define	SNDRV_PCM_FORMAT_S18_3LE	((__force snd_pcm_format_t) 40)	/* in three bytes */
+#define	SNDRV_PCM_FORMAT_S18_3BE	((__force snd_pcm_format_t) 41)	/* in three bytes */
+#define	SNDRV_PCM_FORMAT_U18_3LE	((__force snd_pcm_format_t) 42)	/* in three bytes */
+#define	SNDRV_PCM_FORMAT_U18_3BE	((__force snd_pcm_format_t) 43)	/* in three bytes */
+#define	SNDRV_PCM_FORMAT_LAST		SNDRV_PCM_FORMAT_U18_3BE
 
 #ifdef SNDRV_LITTLE_ENDIAN
-	SNDRV_PCM_FORMAT_S16 = SNDRV_PCM_FORMAT_S16_LE,
-	SNDRV_PCM_FORMAT_U16 = SNDRV_PCM_FORMAT_U16_LE,
-	SNDRV_PCM_FORMAT_S24 = SNDRV_PCM_FORMAT_S24_LE,
-	SNDRV_PCM_FORMAT_U24 = SNDRV_PCM_FORMAT_U24_LE,
-	SNDRV_PCM_FORMAT_S32 = SNDRV_PCM_FORMAT_S32_LE,
-	SNDRV_PCM_FORMAT_U32 = SNDRV_PCM_FORMAT_U32_LE,
-	SNDRV_PCM_FORMAT_FLOAT = SNDRV_PCM_FORMAT_FLOAT_LE,
-	SNDRV_PCM_FORMAT_FLOAT64 = SNDRV_PCM_FORMAT_FLOAT64_LE,
-	SNDRV_PCM_FORMAT_IEC958_SUBFRAME = SNDRV_PCM_FORMAT_IEC958_SUBFRAME_LE,
+#define	SNDRV_PCM_FORMAT_S16		SNDRV_PCM_FORMAT_S16_LE
+#define	SNDRV_PCM_FORMAT_U16		SNDRV_PCM_FORMAT_U16_LE
+#define	SNDRV_PCM_FORMAT_S24		SNDRV_PCM_FORMAT_S24_LE
+#define	SNDRV_PCM_FORMAT_U24		SNDRV_PCM_FORMAT_U24_LE
+#define	SNDRV_PCM_FORMAT_S32		SNDRV_PCM_FORMAT_S32_LE
+#define	SNDRV_PCM_FORMAT_U32		SNDRV_PCM_FORMAT_U32_LE
+#define	SNDRV_PCM_FORMAT_FLOAT		SNDRV_PCM_FORMAT_FLOAT_LE
+#define	SNDRV_PCM_FORMAT_FLOAT64	SNDRV_PCM_FORMAT_FLOAT64_LE
+#define	SNDRV_PCM_FORMAT_IEC958_SUBFRAME SNDRV_PCM_FORMAT_IEC958_SUBFRAME_LE
 #endif
 #ifdef SNDRV_BIG_ENDIAN
-	SNDRV_PCM_FORMAT_S16 = SNDRV_PCM_FORMAT_S16_BE,
-	SNDRV_PCM_FORMAT_U16 = SNDRV_PCM_FORMAT_U16_BE,
-	SNDRV_PCM_FORMAT_S24 = SNDRV_PCM_FORMAT_S24_BE,
-	SNDRV_PCM_FORMAT_U24 = SNDRV_PCM_FORMAT_U24_BE,
-	SNDRV_PCM_FORMAT_S32 = SNDRV_PCM_FORMAT_S32_BE,
-	SNDRV_PCM_FORMAT_U32 = SNDRV_PCM_FORMAT_U32_BE,
-	SNDRV_PCM_FORMAT_FLOAT = SNDRV_PCM_FORMAT_FLOAT_BE,
-	SNDRV_PCM_FORMAT_FLOAT64 = SNDRV_PCM_FORMAT_FLOAT64_BE,
-	SNDRV_PCM_FORMAT_IEC958_SUBFRAME = SNDRV_PCM_FORMAT_IEC958_SUBFRAME_BE,
+#define	SNDRV_PCM_FORMAT_S16		SNDRV_PCM_FORMAT_S16_BE
+#define	SNDRV_PCM_FORMAT_U16		SNDRV_PCM_FORMAT_U16_BE
+#define	SNDRV_PCM_FORMAT_S24		SNDRV_PCM_FORMAT_S24_BE
+#define	SNDRV_PCM_FORMAT_U24		SNDRV_PCM_FORMAT_U24_BE
+#define	SNDRV_PCM_FORMAT_S32		SNDRV_PCM_FORMAT_S32_BE
+#define	SNDRV_PCM_FORMAT_U32		SNDRV_PCM_FORMAT_U32_BE
+#define	SNDRV_PCM_FORMAT_FLOAT		SNDRV_PCM_FORMAT_FLOAT_BE
+#define	SNDRV_PCM_FORMAT_FLOAT64	SNDRV_PCM_FORMAT_FLOAT64_BE
+#define	SNDRV_PCM_FORMAT_IEC958_SUBFRAME SNDRV_PCM_FORMAT_IEC958_SUBFRAME_BE
 #endif
-};
 
-enum sndrv_pcm_subformat {
-	SNDRV_PCM_SUBFORMAT_STD = 0,
-	SNDRV_PCM_SUBFORMAT_LAST = SNDRV_PCM_SUBFORMAT_STD,
-};
+typedef int __bitwise snd_pcm_subformat_t;
+#define	SNDRV_PCM_SUBFORMAT_STD		((__force snd_pcm_subformat_t) 0)
+#define	SNDRV_PCM_SUBFORMAT_LAST	SNDRV_PCM_SUBFORMAT_STD
 
 #define SNDRV_PCM_INFO_MMAP		0x00000001	/* hardware supports mmap */
 #define SNDRV_PCM_INFO_MMAP_VALID	0x00000002	/* period data are valid during transfer */
@@ -258,18 +255,17 @@ enum sndrv_pcm_subformat {
 #define SNDRV_PCM_INFO_JOINT_DUPLEX	0x00200000	/* playback and capture stream are somewhat correlated */
 #define SNDRV_PCM_INFO_SYNC_START	0x00400000	/* pcm support some kind of sync go */
 
-enum sndrv_pcm_state {
-	SNDRV_PCM_STATE_OPEN = 0,	/* stream is open */
-	SNDRV_PCM_STATE_SETUP,		/* stream has a setup */
-	SNDRV_PCM_STATE_PREPARED,	/* stream is ready to start */
-	SNDRV_PCM_STATE_RUNNING,	/* stream is running */
-	SNDRV_PCM_STATE_XRUN,		/* stream reached an xrun */
-	SNDRV_PCM_STATE_DRAINING,	/* stream is draining */
-	SNDRV_PCM_STATE_PAUSED,		/* stream is paused */
-	SNDRV_PCM_STATE_SUSPENDED,	/* hardware is suspended */
-	SNDRV_PCM_STATE_DISCONNECTED,	/* hardware is disconnected */
-	SNDRV_PCM_STATE_LAST = SNDRV_PCM_STATE_DISCONNECTED,
-};
+typedef int __bitwise snd_pcm_state_t;
+#define	SNDRV_PCM_STATE_OPEN		((__force snd_pcm_state_t) 0) /* stream is open */
+#define	SNDRV_PCM_STATE_SETUP		((__force snd_pcm_state_t) 1) /* stream has a setup */
+#define	SNDRV_PCM_STATE_PREPARED	((__force snd_pcm_state_t) 2) /* stream is ready to start */
+#define	SNDRV_PCM_STATE_RUNNING		((__force snd_pcm_state_t) 3) /* stream is running */
+#define	SNDRV_PCM_STATE_XRUN		((__force snd_pcm_state_t) 4) /* stream reached an xrun */
+#define	SNDRV_PCM_STATE_DRAINING	((__force snd_pcm_state_t) 5) /* stream is draining */
+#define	SNDRV_PCM_STATE_PAUSED		((__force snd_pcm_state_t) 6) /* stream is paused */
+#define	SNDRV_PCM_STATE_SUSPENDED	((__force snd_pcm_state_t) 7) /* hardware is suspended */
+#define	SNDRV_PCM_STATE_DISCONNECTED	((__force snd_pcm_state_t) 8) /* hardware is disconnected */
+#define	SNDRV_PCM_STATE_LAST		SNDRV_PCM_STATE_DISCONNECTED
 
 enum {
 	SNDRV_PCM_MMAP_OFFSET_DATA = 0x00000000,
@@ -277,55 +273,53 @@ enum {
 	SNDRV_PCM_MMAP_OFFSET_CONTROL = 0x81000000,
 };
 
-union sndrv_pcm_sync_id {
+union snd_pcm_sync_id {
 	unsigned char id[16];
 	unsigned short id16[8];
 	unsigned int id32[4];
 };
 
-struct sndrv_pcm_info {
+struct snd_pcm_info {
 	unsigned int device;		/* RO/WR (control): device number */
 	unsigned int subdevice;		/* RO/WR (control): subdevice number */
-	enum sndrv_pcm_stream stream;	/* RO/WR (control): stream number */
+	int stream;			/* RO/WR (control): stream direction */
 	int card;			/* R: card number */
 	unsigned char id[64];		/* ID (user selectable) */
 	unsigned char name[80];		/* name of this device */
 	unsigned char subname[32];	/* subdevice name */
-	enum sndrv_pcm_class dev_class;	/* SNDRV_PCM_CLASS_* */
-	enum sndrv_pcm_subclass dev_subclass; /* SNDRV_PCM_SUBCLASS_* */
+	int dev_class;			/* SNDRV_PCM_CLASS_* */
+	int dev_subclass;		/* SNDRV_PCM_SUBCLASS_* */
 	unsigned int subdevices_count;
 	unsigned int subdevices_avail;
-	union sndrv_pcm_sync_id sync;	/* hardware synchronization ID */
+	union snd_pcm_sync_id sync;	/* hardware synchronization ID */
 	unsigned char reserved[64];	/* reserved for future... */
 };
 
-enum sndrv_pcm_hw_param {
-	SNDRV_PCM_HW_PARAM_ACCESS = 0,	/* Access type */
-	SNDRV_PCM_HW_PARAM_FIRST_MASK = SNDRV_PCM_HW_PARAM_ACCESS,
-	SNDRV_PCM_HW_PARAM_FORMAT,	/* Format */
-	SNDRV_PCM_HW_PARAM_SUBFORMAT,	/* Subformat */
-	SNDRV_PCM_HW_PARAM_LAST_MASK = SNDRV_PCM_HW_PARAM_SUBFORMAT,
-
-	SNDRV_PCM_HW_PARAM_SAMPLE_BITS = 8, /* Bits per sample */
-	SNDRV_PCM_HW_PARAM_FIRST_INTERVAL = SNDRV_PCM_HW_PARAM_SAMPLE_BITS,
-	SNDRV_PCM_HW_PARAM_FRAME_BITS,	/* Bits per frame */
-	SNDRV_PCM_HW_PARAM_CHANNELS,	/* Channels */
-	SNDRV_PCM_HW_PARAM_RATE,	/* Approx rate */
-	SNDRV_PCM_HW_PARAM_PERIOD_TIME,	/* Approx distance between interrupts
-					   in us */
-	SNDRV_PCM_HW_PARAM_PERIOD_SIZE,	/* Approx frames between interrupts */
-	SNDRV_PCM_HW_PARAM_PERIOD_BYTES, /* Approx bytes between interrupts */
-	SNDRV_PCM_HW_PARAM_PERIODS,	/* Approx interrupts per buffer */
-	SNDRV_PCM_HW_PARAM_BUFFER_TIME,	/* Approx duration of buffer in us */
-	SNDRV_PCM_HW_PARAM_BUFFER_SIZE,	/* Size of buffer in frames */
-	SNDRV_PCM_HW_PARAM_BUFFER_BYTES, /* Size of buffer in bytes */
-	SNDRV_PCM_HW_PARAM_TICK_TIME,	/* Approx tick duration in us */
-	SNDRV_PCM_HW_PARAM_LAST_INTERVAL = SNDRV_PCM_HW_PARAM_TICK_TIME
-};
+typedef int __bitwise snd_pcm_hw_param_t;
+#define	SNDRV_PCM_HW_PARAM_ACCESS	((__force snd_pcm_hw_param_t) 0) /* Access type */
+#define	SNDRV_PCM_HW_PARAM_FORMAT	((__force snd_pcm_hw_param_t) 1) /* Format */
+#define	SNDRV_PCM_HW_PARAM_SUBFORMAT	((__force snd_pcm_hw_param_t) 2) /* Subformat */
+#define	SNDRV_PCM_HW_PARAM_FIRST_MASK	SNDRV_PCM_HW_PARAM_ACCESS
+#define	SNDRV_PCM_HW_PARAM_LAST_MASK	SNDRV_PCM_HW_PARAM_SUBFORMAT
+
+#define	SNDRV_PCM_HW_PARAM_SAMPLE_BITS	((__force snd_pcm_hw_param_t) 8) /* Bits per sample */
+#define	SNDRV_PCM_HW_PARAM_FRAME_BITS	((__force snd_pcm_hw_param_t) 9) /* Bits per frame */
+#define	SNDRV_PCM_HW_PARAM_CHANNELS	((__force snd_pcm_hw_param_t) 10) /* Channels */
+#define	SNDRV_PCM_HW_PARAM_RATE		((__force snd_pcm_hw_param_t) 11) /* Approx rate */
+#define	SNDRV_PCM_HW_PARAM_PERIOD_TIME	((__force snd_pcm_hw_param_t) 12) /* Approx distance between interrupts in us */
+#define	SNDRV_PCM_HW_PARAM_PERIOD_SIZE	((__force snd_pcm_hw_param_t) 13) /* Approx frames between interrupts */
+#define	SNDRV_PCM_HW_PARAM_PERIOD_BYTES	((__force snd_pcm_hw_param_t) 14) /* Approx bytes between interrupts */
+#define	SNDRV_PCM_HW_PARAM_PERIODS	((__force snd_pcm_hw_param_t) 15) /* Approx interrupts per buffer */
+#define	SNDRV_PCM_HW_PARAM_BUFFER_TIME	((__force snd_pcm_hw_param_t) 16) /* Approx duration of buffer in us */
+#define	SNDRV_PCM_HW_PARAM_BUFFER_SIZE	((__force snd_pcm_hw_param_t) 17) /* Size of buffer in frames */
+#define	SNDRV_PCM_HW_PARAM_BUFFER_BYTES	((__force snd_pcm_hw_param_t) 18) /* Size of buffer in bytes */
+#define	SNDRV_PCM_HW_PARAM_TICK_TIME	((__force snd_pcm_hw_param_t) 19) /* Approx tick duration in us */
+#define	SNDRV_PCM_HW_PARAM_FIRST_INTERVAL	SNDRV_PCM_HW_PARAM_SAMPLE_BITS
+#define	SNDRV_PCM_HW_PARAM_LAST_INTERVAL	SNDRV_PCM_HW_PARAM_TICK_TIME
 
 #define SNDRV_PCM_HW_PARAMS_NORESAMPLE		(1<<0)	/* avoid rate resampling */
 
-struct sndrv_interval {
+struct snd_interval {
 	unsigned int min, max;
 	unsigned int openmin:1,
 		     openmax:1,
@@ -335,137 +329,137 @@ struct sndrv_interval {
 
 #define SNDRV_MASK_MAX	256
 
-struct sndrv_mask {
+struct snd_mask {
 	u_int32_t bits[(SNDRV_MASK_MAX+31)/32];
 };
 
-struct sndrv_pcm_hw_params {
+struct snd_pcm_hw_params {
 	unsigned int flags;
-	struct sndrv_mask masks[SNDRV_PCM_HW_PARAM_LAST_MASK - 
+	struct snd_mask masks[SNDRV_PCM_HW_PARAM_LAST_MASK - 
 			       SNDRV_PCM_HW_PARAM_FIRST_MASK + 1];
-	struct sndrv_mask mres[5];	/* reserved masks */
-	struct sndrv_interval intervals[SNDRV_PCM_HW_PARAM_LAST_INTERVAL -
+	struct snd_mask mres[5];	/* reserved masks */
+	struct snd_interval intervals[SNDRV_PCM_HW_PARAM_LAST_INTERVAL -
 				        SNDRV_PCM_HW_PARAM_FIRST_INTERVAL + 1];
-	struct sndrv_interval ires[9];	/* reserved intervals */
+	struct snd_interval ires[9];	/* reserved intervals */
 	unsigned int rmask;		/* W: requested masks */
 	unsigned int cmask;		/* R: changed masks */
 	unsigned int info;		/* R: Info flags for returned setup */
 	unsigned int msbits;		/* R: used most significant bits */
 	unsigned int rate_num;		/* R: rate numerator */
 	unsigned int rate_den;		/* R: rate denominator */
-	sndrv_pcm_uframes_t fifo_size;	/* R: chip FIFO size in frames */
+	snd_pcm_uframes_t fifo_size;	/* R: chip FIFO size in frames */
 	unsigned char reserved[64];	/* reserved for future */
 };
 
-enum sndrv_pcm_tstamp {
+enum {
 	SNDRV_PCM_TSTAMP_NONE = 0,
 	SNDRV_PCM_TSTAMP_MMAP,
 	SNDRV_PCM_TSTAMP_LAST = SNDRV_PCM_TSTAMP_MMAP,
 };
 
-struct sndrv_pcm_sw_params {
-	enum sndrv_pcm_tstamp tstamp_mode;	/* timestamp mode */
+struct snd_pcm_sw_params {
+	int tstamp_mode;			/* timestamp mode */
 	unsigned int period_step;
 	unsigned int sleep_min;			/* min ticks to sleep */
-	sndrv_pcm_uframes_t avail_min;		/* min avail frames for wakeup */
-	sndrv_pcm_uframes_t xfer_align;		/* xfer size need to be a multiple */
-	sndrv_pcm_uframes_t start_threshold;	/* min hw_avail frames for automatic start */
-	sndrv_pcm_uframes_t stop_threshold;	/* min avail frames for automatic stop */
-	sndrv_pcm_uframes_t silence_threshold;	/* min distance from noise for silence filling */
-	sndrv_pcm_uframes_t silence_size;	/* silence block size */
-	sndrv_pcm_uframes_t boundary;		/* pointers wrap point */
+	snd_pcm_uframes_t avail_min;		/* min avail frames for wakeup */
+	snd_pcm_uframes_t xfer_align;		/* xfer size need to be a multiple */
+	snd_pcm_uframes_t start_threshold;	/* min hw_avail frames for automatic start */
+	snd_pcm_uframes_t stop_threshold;	/* min avail frames for automatic stop */
+	snd_pcm_uframes_t silence_threshold;	/* min distance from noise for silence filling */
+	snd_pcm_uframes_t silence_size;		/* silence block size */
+	snd_pcm_uframes_t boundary;		/* pointers wrap point */
 	unsigned char reserved[64];		/* reserved for future */
 };
 
-struct sndrv_pcm_channel_info {
+struct snd_pcm_channel_info {
 	unsigned int channel;
 	off_t offset;			/* mmap offset */
 	unsigned int first;		/* offset to first sample in bits */
 	unsigned int step;		/* samples distance in bits */
 };
 
-struct sndrv_pcm_status {
-	enum sndrv_pcm_state state;	/* stream state */
+struct snd_pcm_status {
+	snd_pcm_state_t state;		/* stream state */
 	struct timespec trigger_tstamp;	/* time when stream was started/stopped/paused */
 	struct timespec tstamp;		/* reference timestamp */
-	sndrv_pcm_uframes_t appl_ptr;	/* appl ptr */
-	sndrv_pcm_uframes_t hw_ptr;	/* hw ptr */
-	sndrv_pcm_sframes_t delay;	/* current delay in frames */
-	sndrv_pcm_uframes_t avail;	/* number of frames available */
-	sndrv_pcm_uframes_t avail_max;	/* max frames available on hw since last status */
-	sndrv_pcm_uframes_t overrange;	/* count of ADC (capture) overrange detections from last status */
-	enum sndrv_pcm_state suspended_state; /* suspended stream state */
+	snd_pcm_uframes_t appl_ptr;	/* appl ptr */
+	snd_pcm_uframes_t hw_ptr;	/* hw ptr */
+	snd_pcm_sframes_t delay;	/* current delay in frames */
+	snd_pcm_uframes_t avail;	/* number of frames available */
+	snd_pcm_uframes_t avail_max;	/* max frames available on hw since last status */
+	snd_pcm_uframes_t overrange;	/* count of ADC (capture) overrange detections from last status */
+	snd_pcm_state_t suspended_state; /* suspended stream state */
 	unsigned char reserved[60];	/* must be filled with zero */
 };
 
-struct sndrv_pcm_mmap_status {
-	enum sndrv_pcm_state state;	/* RO: state - SNDRV_PCM_STATE_XXXX */
+struct snd_pcm_mmap_status {
+	snd_pcm_state_t state;		/* RO: state - SNDRV_PCM_STATE_XXXX */
 	int pad1;			/* Needed for 64 bit alignment */
-	sndrv_pcm_uframes_t hw_ptr;	/* RO: hw ptr (0...boundary-1) */
+	snd_pcm_uframes_t hw_ptr;	/* RO: hw ptr (0...boundary-1) */
 	struct timespec tstamp;		/* Timestamp */
-	enum sndrv_pcm_state suspended_state; /* RO: suspended stream state */
+	snd_pcm_state_t suspended_state; /* RO: suspended stream state */
 };
 
-struct sndrv_pcm_mmap_control {
-	sndrv_pcm_uframes_t appl_ptr;	/* RW: appl ptr (0...boundary-1) */
-	sndrv_pcm_uframes_t avail_min;	/* RW: min available frames for wakeup */
+struct snd_pcm_mmap_control {
+	snd_pcm_uframes_t appl_ptr;	/* RW: appl ptr (0...boundary-1) */
+	snd_pcm_uframes_t avail_min;	/* RW: min available frames for wakeup */
 };
 
 #define SNDRV_PCM_SYNC_PTR_HWSYNC	(1<<0)	/* execute hwsync */
 #define SNDRV_PCM_SYNC_PTR_APPL		(1<<1)	/* get appl_ptr from driver (r/w op) */
 #define SNDRV_PCM_SYNC_PTR_AVAIL_MIN	(1<<2)	/* get avail_min from driver */
 
-struct sndrv_pcm_sync_ptr {
+struct snd_pcm_sync_ptr {
 	unsigned int flags;
 	union {
-		struct sndrv_pcm_mmap_status status;
+		struct snd_pcm_mmap_status status;
 		unsigned char reserved[64];
 	} s;
 	union {
-		struct sndrv_pcm_mmap_control control;
+		struct snd_pcm_mmap_control control;
 		unsigned char reserved[64];
 	} c;
 };
 
-struct sndrv_xferi {
-	sndrv_pcm_sframes_t result;
+struct snd_xferi {
+	snd_pcm_sframes_t result;
 	void __user *buf;
-	sndrv_pcm_uframes_t frames;
+	snd_pcm_uframes_t frames;
 };
 
-struct sndrv_xfern {
-	sndrv_pcm_sframes_t result;
+struct snd_xfern {
+	snd_pcm_sframes_t result;
 	void __user * __user *bufs;
-	sndrv_pcm_uframes_t frames;
+	snd_pcm_uframes_t frames;
 };
 
 enum {
 	SNDRV_PCM_IOCTL_PVERSION = _IOR('A', 0x00, int),
-	SNDRV_PCM_IOCTL_INFO = _IOR('A', 0x01, struct sndrv_pcm_info),
+	SNDRV_PCM_IOCTL_INFO = _IOR('A', 0x01, struct snd_pcm_info),
 	SNDRV_PCM_IOCTL_TSTAMP = _IOW('A', 0x02, int),
-	SNDRV_PCM_IOCTL_HW_REFINE = _IOWR('A', 0x10, struct sndrv_pcm_hw_params),
-	SNDRV_PCM_IOCTL_HW_PARAMS = _IOWR('A', 0x11, struct sndrv_pcm_hw_params),
+	SNDRV_PCM_IOCTL_HW_REFINE = _IOWR('A', 0x10, struct snd_pcm_hw_params),
+	SNDRV_PCM_IOCTL_HW_PARAMS = _IOWR('A', 0x11, struct snd_pcm_hw_params),
 	SNDRV_PCM_IOCTL_HW_FREE = _IO('A', 0x12),
-	SNDRV_PCM_IOCTL_SW_PARAMS = _IOWR('A', 0x13, struct sndrv_pcm_sw_params),
-	SNDRV_PCM_IOCTL_STATUS = _IOR('A', 0x20, struct sndrv_pcm_status),
-	SNDRV_PCM_IOCTL_DELAY = _IOR('A', 0x21, sndrv_pcm_sframes_t),
+	SNDRV_PCM_IOCTL_SW_PARAMS = _IOWR('A', 0x13, struct snd_pcm_sw_params),
+	SNDRV_PCM_IOCTL_STATUS = _IOR('A', 0x20, struct snd_pcm_status),
+	SNDRV_PCM_IOCTL_DELAY = _IOR('A', 0x21, snd_pcm_sframes_t),
 	SNDRV_PCM_IOCTL_HWSYNC = _IO('A', 0x22),
-	SNDRV_PCM_IOCTL_SYNC_PTR = _IOWR('A', 0x23, struct sndrv_pcm_sync_ptr),
-	SNDRV_PCM_IOCTL_CHANNEL_INFO = _IOR('A', 0x32, struct sndrv_pcm_channel_info),
+	SNDRV_PCM_IOCTL_SYNC_PTR = _IOWR('A', 0x23, struct snd_pcm_sync_ptr),
+	SNDRV_PCM_IOCTL_CHANNEL_INFO = _IOR('A', 0x32, struct snd_pcm_channel_info),
 	SNDRV_PCM_IOCTL_PREPARE = _IO('A', 0x40),
 	SNDRV_PCM_IOCTL_RESET = _IO('A', 0x41),
 	SNDRV_PCM_IOCTL_START = _IO('A', 0x42),
 	SNDRV_PCM_IOCTL_DROP = _IO('A', 0x43),
 	SNDRV_PCM_IOCTL_DRAIN = _IO('A', 0x44),
 	SNDRV_PCM_IOCTL_PAUSE = _IOW('A', 0x45, int),
-	SNDRV_PCM_IOCTL_REWIND = _IOW('A', 0x46, sndrv_pcm_uframes_t),
+	SNDRV_PCM_IOCTL_REWIND = _IOW('A', 0x46, snd_pcm_uframes_t),
 	SNDRV_PCM_IOCTL_RESUME = _IO('A', 0x47),
 	SNDRV_PCM_IOCTL_XRUN = _IO('A', 0x48),
-	SNDRV_PCM_IOCTL_FORWARD = _IOW('A', 0x49, sndrv_pcm_uframes_t),
-	SNDRV_PCM_IOCTL_WRITEI_FRAMES = _IOW('A', 0x50, struct sndrv_xferi),
-	SNDRV_PCM_IOCTL_READI_FRAMES = _IOR('A', 0x51, struct sndrv_xferi),
-	SNDRV_PCM_IOCTL_WRITEN_FRAMES = _IOW('A', 0x52, struct sndrv_xfern),
-	SNDRV_PCM_IOCTL_READN_FRAMES = _IOR('A', 0x53, struct sndrv_xfern),
+	SNDRV_PCM_IOCTL_FORWARD = _IOW('A', 0x49, snd_pcm_uframes_t),
+	SNDRV_PCM_IOCTL_WRITEI_FRAMES = _IOW('A', 0x50, struct snd_xferi),
+	SNDRV_PCM_IOCTL_READI_FRAMES = _IOR('A', 0x51, struct snd_xferi),
+	SNDRV_PCM_IOCTL_WRITEN_FRAMES = _IOW('A', 0x52, struct snd_xfern),
+	SNDRV_PCM_IOCTL_READN_FRAMES = _IOR('A', 0x53, struct snd_xfern),
 	SNDRV_PCM_IOCTL_LINK = _IOW('A', 0x60, int),
 	SNDRV_PCM_IOCTL_UNLINK = _IO('A', 0x61),
 };
@@ -485,7 +479,7 @@ enum {
 
 #define SNDRV_RAWMIDI_VERSION		SNDRV_PROTOCOL_VERSION(2, 0, 0)
 
-enum sndrv_rawmidi_stream {
+enum {
 	SNDRV_RAWMIDI_STREAM_OUTPUT = 0,
 	SNDRV_RAWMIDI_STREAM_INPUT,
 	SNDRV_RAWMIDI_STREAM_LAST = SNDRV_RAWMIDI_STREAM_INPUT,
@@ -495,10 +489,10 @@ enum sndrv_rawmidi_stream {
 #define SNDRV_RAWMIDI_INFO_INPUT		0x00000002
 #define SNDRV_RAWMIDI_INFO_DUPLEX		0x00000004
 
-struct sndrv_rawmidi_info {
+struct snd_rawmidi_info {
 	unsigned int device;		/* RO/WR (control): device number */
 	unsigned int subdevice;		/* RO/WR (control): subdevice number */
-	enum sndrv_rawmidi_stream stream; /* WR: stream */
+	int stream;			/* WR: stream */
 	int card;			/* R: card number */
 	unsigned int flags;		/* SNDRV_RAWMIDI_INFO_XXXX */
 	unsigned char id[64];		/* ID (user selectable) */
@@ -509,16 +503,16 @@ struct sndrv_rawmidi_info {
 	unsigned char reserved[64];	/* reserved for future use */
 };
 
-struct sndrv_rawmidi_params {
-	enum sndrv_rawmidi_stream stream;
+struct snd_rawmidi_params {
+	int stream;
 	size_t buffer_size;		/* queue size in bytes */
 	size_t avail_min;		/* minimum avail bytes for wakeup */
 	unsigned int no_active_sensing: 1; /* do not send active sensing byte in close() */
 	unsigned char reserved[16];	/* reserved for future use */
 };
 
-struct sndrv_rawmidi_status {
-	enum sndrv_rawmidi_stream stream;
+struct snd_rawmidi_status {
+	int stream;
 	struct timespec tstamp;		/* Timestamp */
 	size_t avail;			/* available bytes */
 	size_t xruns;			/* count of overruns since last status (in bytes) */
@@ -527,9 +521,9 @@ struct sndrv_rawmidi_status {
 
 enum {
 	SNDRV_RAWMIDI_IOCTL_PVERSION = _IOR('W', 0x00, int),
-	SNDRV_RAWMIDI_IOCTL_INFO = _IOR('W', 0x01, struct sndrv_rawmidi_info),
-	SNDRV_RAWMIDI_IOCTL_PARAMS = _IOWR('W', 0x10, struct sndrv_rawmidi_params),
-	SNDRV_RAWMIDI_IOCTL_STATUS = _IOWR('W', 0x20, struct sndrv_rawmidi_status),
+	SNDRV_RAWMIDI_IOCTL_INFO = _IOR('W', 0x01, struct snd_rawmidi_info),
+	SNDRV_RAWMIDI_IOCTL_PARAMS = _IOWR('W', 0x10, struct snd_rawmidi_params),
+	SNDRV_RAWMIDI_IOCTL_STATUS = _IOWR('W', 0x20, struct snd_rawmidi_status),
 	SNDRV_RAWMIDI_IOCTL_DROP = _IOW('W', 0x30, int),
 	SNDRV_RAWMIDI_IOCTL_DRAIN = _IOW('W', 0x31, int),
 };
@@ -540,7 +534,7 @@ enum {
 
 #define SNDRV_TIMER_VERSION		SNDRV_PROTOCOL_VERSION(2, 0, 5)
 
-enum sndrv_timer_class {
+enum {
 	SNDRV_TIMER_CLASS_NONE = -1,
 	SNDRV_TIMER_CLASS_SLAVE = 0,
 	SNDRV_TIMER_CLASS_GLOBAL,
@@ -550,7 +544,7 @@ enum sndrv_timer_class {
 };
 
 /* slave timer classes */
-enum sndrv_timer_slave_class {
+enum {
 	SNDRV_TIMER_SCLASS_NONE = 0,
 	SNDRV_TIMER_SCLASS_APPLICATION,
 	SNDRV_TIMER_SCLASS_SEQUENCER,		/* alias */
@@ -566,16 +560,16 @@ enum sndrv_timer_slave_class {
 /* info flags */
 #define SNDRV_TIMER_FLG_SLAVE		(1<<0)	/* cannot be controlled */
 
-struct sndrv_timer_id {
-	enum sndrv_timer_class dev_class;	
-	enum sndrv_timer_slave_class dev_sclass;
+struct snd_timer_id {
+	int dev_class;	
+	int dev_sclass;
 	int card;
 	int device;
 	int subdevice;
 };
 
-struct sndrv_timer_ginfo {
-	struct sndrv_timer_id tid;	/* requested timer ID */
+struct snd_timer_ginfo {
+	struct snd_timer_id tid;	/* requested timer ID */
 	unsigned int flags;		/* timer flags - SNDRV_TIMER_FLG_* */
 	int card;			/* card number */
 	unsigned char id[64];		/* timer identification */
@@ -588,27 +582,27 @@ struct sndrv_timer_ginfo {
 	unsigned char reserved[32];
 };
 
-struct sndrv_timer_gparams {
-	struct sndrv_timer_id tid;	/* requested timer ID */
+struct snd_timer_gparams {
+	struct snd_timer_id tid;	/* requested timer ID */
 	unsigned long period_num;	/* requested precise period duration (in seconds) - numerator */
 	unsigned long period_den;	/* requested precise period duration (in seconds) - denominator */
 	unsigned char reserved[32];
 };
 
-struct sndrv_timer_gstatus {
-	struct sndrv_timer_id tid;	/* requested timer ID */
+struct snd_timer_gstatus {
+	struct snd_timer_id tid;	/* requested timer ID */
 	unsigned long resolution;	/* current period resolution in ns */
 	unsigned long resolution_num;	/* precise current period resolution (in seconds) - numerator */
 	unsigned long resolution_den;	/* precise current period resolution (in seconds) - denominator */
 	unsigned char reserved[32];
 };
 
-struct sndrv_timer_select {
-	struct sndrv_timer_id id;	/* bind to timer ID */
+struct snd_timer_select {
+	struct snd_timer_id id;	/* bind to timer ID */
 	unsigned char reserved[32];	/* reserved */
 };
 
-struct sndrv_timer_info {
+struct snd_timer_info {
 	unsigned int flags;		/* timer flags - SNDRV_TIMER_FLG_* */
 	int card;			/* card number */
 	unsigned char id[64];		/* timer identificator */
@@ -622,7 +616,7 @@ struct sndrv_timer_info {
 #define SNDRV_TIMER_PSFLG_EXCLUSIVE	(1<<1)	/* exclusive use, precise start/stop/pause/continue */
 #define SNDRV_TIMER_PSFLG_EARLY_EVENT	(1<<2)	/* write early event to the poll queue */
 
-struct sndrv_timer_params {
+struct snd_timer_params {
 	unsigned int flags;		/* flags - SNDRV_MIXER_PSFLG_* */
 	unsigned int ticks;		/* requested resolution in ticks */
 	unsigned int queue_size;	/* total size of queue (32-1024) */
@@ -631,7 +625,7 @@ struct sndrv_timer_params {
 	unsigned char reserved[60];	/* reserved */
 };
 
-struct sndrv_timer_status {
+struct snd_timer_status {
 	struct timespec tstamp;		/* Timestamp - last update */
 	unsigned int resolution;	/* current period resolution in ns */
 	unsigned int lost;		/* counter of master tick lost */
@@ -642,15 +636,15 @@ struct sndrv_timer_status {
 
 enum {
 	SNDRV_TIMER_IOCTL_PVERSION = _IOR('T', 0x00, int),
-	SNDRV_TIMER_IOCTL_NEXT_DEVICE = _IOWR('T', 0x01, struct sndrv_timer_id),
+	SNDRV_TIMER_IOCTL_NEXT_DEVICE = _IOWR('T', 0x01, struct snd_timer_id),
 	SNDRV_TIMER_IOCTL_TREAD = _IOW('T', 0x02, int),
-	SNDRV_TIMER_IOCTL_GINFO = _IOWR('T', 0x03, struct sndrv_timer_ginfo),
-	SNDRV_TIMER_IOCTL_GPARAMS = _IOW('T', 0x04, struct sndrv_timer_gparams),
-	SNDRV_TIMER_IOCTL_GSTATUS = _IOWR('T', 0x05, struct sndrv_timer_gstatus),
-	SNDRV_TIMER_IOCTL_SELECT = _IOW('T', 0x10, struct sndrv_timer_select),
-	SNDRV_TIMER_IOCTL_INFO = _IOR('T', 0x11, struct sndrv_timer_info),
-	SNDRV_TIMER_IOCTL_PARAMS = _IOW('T', 0x12, struct sndrv_timer_params),
-	SNDRV_TIMER_IOCTL_STATUS = _IOR('T', 0x14, struct sndrv_timer_status),
+	SNDRV_TIMER_IOCTL_GINFO = _IOWR('T', 0x03, struct snd_timer_ginfo),
+	SNDRV_TIMER_IOCTL_GPARAMS = _IOW('T', 0x04, struct snd_timer_gparams),
+	SNDRV_TIMER_IOCTL_GSTATUS = _IOWR('T', 0x05, struct snd_timer_gstatus),
+	SNDRV_TIMER_IOCTL_SELECT = _IOW('T', 0x10, struct snd_timer_select),
+	SNDRV_TIMER_IOCTL_INFO = _IOR('T', 0x11, struct snd_timer_info),
+	SNDRV_TIMER_IOCTL_PARAMS = _IOW('T', 0x12, struct snd_timer_params),
+	SNDRV_TIMER_IOCTL_STATUS = _IOR('T', 0x14, struct snd_timer_status),
 	/* The following four ioctls are changed since 1.0.9 due to confliction */
 	SNDRV_TIMER_IOCTL_START = _IO('T', 0xa0),
 	SNDRV_TIMER_IOCTL_STOP = _IO('T', 0xa1),
@@ -658,12 +652,12 @@ enum {
 	SNDRV_TIMER_IOCTL_PAUSE = _IO('T', 0xa3),
 };
 
-struct sndrv_timer_read {
+struct snd_timer_read {
 	unsigned int resolution;
 	unsigned int ticks;
 };
 
-enum sndrv_timer_event {
+enum {
 	SNDRV_TIMER_EVENT_RESOLUTION = 0,	/* val = resolution in ns */
 	SNDRV_TIMER_EVENT_TICK,			/* val = ticks */
 	SNDRV_TIMER_EVENT_START,		/* val = resolution in ns */
@@ -682,8 +676,8 @@ enum sndrv_timer_event {
 	SNDRV_TIMER_EVENT_MRESUME = SNDRV_TIMER_EVENT_RESUME + 10,
 };
 
-struct sndrv_timer_tread {
-	enum sndrv_timer_event event;
+struct snd_timer_tread {
+	int event;
 	struct timespec tstamp;
 	unsigned int val;
 };
@@ -696,7 +690,7 @@ struct sndrv_timer_tread {
 
 #define SNDRV_CTL_VERSION		SNDRV_PROTOCOL_VERSION(2, 0, 3)
 
-struct sndrv_ctl_card_info {
+struct snd_ctl_card_info {
 	int card;			/* card number */
 	int pad;			/* reserved for future (was type) */
 	unsigned char id[16];		/* ID of card (user selectable) */
@@ -709,27 +703,25 @@ struct sndrv_ctl_card_info {
 	unsigned char reserved[48];	/* reserved for future */
 };
 
-enum sndrv_ctl_elem_type {
-	SNDRV_CTL_ELEM_TYPE_NONE = 0,		/* invalid */
-	SNDRV_CTL_ELEM_TYPE_BOOLEAN,		/* boolean type */
-	SNDRV_CTL_ELEM_TYPE_INTEGER,		/* integer type */
-	SNDRV_CTL_ELEM_TYPE_ENUMERATED,		/* enumerated type */
-	SNDRV_CTL_ELEM_TYPE_BYTES,		/* byte array */
-	SNDRV_CTL_ELEM_TYPE_IEC958,		/* IEC958 (S/PDIF) setup */
-	SNDRV_CTL_ELEM_TYPE_INTEGER64,		/* 64-bit integer type */
-	SNDRV_CTL_ELEM_TYPE_LAST = SNDRV_CTL_ELEM_TYPE_INTEGER64,
-};
-
-enum sndrv_ctl_elem_iface {
-	SNDRV_CTL_ELEM_IFACE_CARD = 0,		/* global control */
-	SNDRV_CTL_ELEM_IFACE_HWDEP,		/* hardware dependent device */
-	SNDRV_CTL_ELEM_IFACE_MIXER,		/* virtual mixer device */
-	SNDRV_CTL_ELEM_IFACE_PCM,		/* PCM device */
-	SNDRV_CTL_ELEM_IFACE_RAWMIDI,		/* RawMidi device */
-	SNDRV_CTL_ELEM_IFACE_TIMER,		/* timer device */
-	SNDRV_CTL_ELEM_IFACE_SEQUENCER,		/* sequencer client */
-	SNDRV_CTL_ELEM_IFACE_LAST = SNDRV_CTL_ELEM_IFACE_SEQUENCER,
-};
+typedef int __bitwise snd_ctl_elem_type_t;
+#define	SNDRV_CTL_ELEM_TYPE_NONE	((__force snd_ctl_elem_type_t) 0) /* invalid */
+#define	SNDRV_CTL_ELEM_TYPE_BOOLEAN	((__force snd_ctl_elem_type_t) 1) /* boolean type */
+#define	SNDRV_CTL_ELEM_TYPE_INTEGER	((__force snd_ctl_elem_type_t) 2) /* integer type */
+#define	SNDRV_CTL_ELEM_TYPE_ENUMERATED	((__force snd_ctl_elem_type_t) 3) /* enumerated type */
+#define	SNDRV_CTL_ELEM_TYPE_BYTES	((__force snd_ctl_elem_type_t) 4) /* byte array */
+#define	SNDRV_CTL_ELEM_TYPE_IEC958	((__force snd_ctl_elem_type_t) 5) /* IEC958 (S/PDIF) setup */
+#define	SNDRV_CTL_ELEM_TYPE_INTEGER64	((__force snd_ctl_elem_type_t) 6) /* 64-bit integer type */
+#define	SNDRV_CTL_ELEM_TYPE_LAST	SNDRV_CTL_ELEM_TYPE_INTEGER64
+
+typedef int __bitwise snd_ctl_elem_iface_t;
+#define	SNDRV_CTL_ELEM_IFACE_CARD	((__force snd_ctl_elem_iface_t) 0) /* global control */
+#define	SNDRV_CTL_ELEM_IFACE_HWDEP	((__force snd_ctl_elem_iface_t) 1) /* hardware dependent device */
+#define	SNDRV_CTL_ELEM_IFACE_MIXER	((__force snd_ctl_elem_iface_t) 2) /* virtual mixer device */
+#define	SNDRV_CTL_ELEM_IFACE_PCM	((__force snd_ctl_elem_iface_t) 3) /* PCM device */
+#define	SNDRV_CTL_ELEM_IFACE_RAWMIDI	((__force snd_ctl_elem_iface_t) 4) /* RawMidi device */
+#define	SNDRV_CTL_ELEM_IFACE_TIMER	((__force snd_ctl_elem_iface_t) 5) /* timer device */
+#define	SNDRV_CTL_ELEM_IFACE_SEQUENCER	((__force snd_ctl_elem_iface_t) 6) /* sequencer client */
+#define	SNDRV_CTL_ELEM_IFACE_LAST	SNDRV_CTL_ELEM_IFACE_SEQUENCER
 
 #define SNDRV_CTL_ELEM_ACCESS_READ		(1<<0)
 #define SNDRV_CTL_ELEM_ACCESS_WRITE		(1<<1)
@@ -751,27 +743,27 @@ enum sndrv_ctl_elem_iface {
 #define SNDRV_CTL_POWER_D3hot		(SNDRV_CTL_POWER_D3|0x0000)	/* Off, with power */
 #define SNDRV_CTL_POWER_D3cold		(SNDRV_CTL_POWER_D3|0x0001)	/* Off, without power */
 
-struct sndrv_ctl_elem_id {
+struct snd_ctl_elem_id {
 	unsigned int numid;		/* numeric identifier, zero = invalid */
-	enum sndrv_ctl_elem_iface iface; /* interface identifier */
+	snd_ctl_elem_iface_t iface;	/* interface identifier */
 	unsigned int device;		/* device/client number */
 	unsigned int subdevice;		/* subdevice (substream) number */
         unsigned char name[44];		/* ASCII name of item */
 	unsigned int index;		/* index of item */
 };
 
-struct sndrv_ctl_elem_list {
+struct snd_ctl_elem_list {
 	unsigned int offset;		/* W: first element ID to get */
 	unsigned int space;		/* W: count of element IDs to get */
 	unsigned int used;		/* R: count of element IDs set */
 	unsigned int count;		/* R: count of all elements */
-	struct sndrv_ctl_elem_id __user *pids; /* R: IDs */
+	struct snd_ctl_elem_id __user *pids; /* R: IDs */
 	unsigned char reserved[50];
 };
 
-struct sndrv_ctl_elem_info {
-	struct sndrv_ctl_elem_id id;	/* W: element ID */
-	enum sndrv_ctl_elem_type type;	/* R: value type - SNDRV_CTL_ELEM_TYPE_* */
+struct snd_ctl_elem_info {
+	struct snd_ctl_elem_id id;	/* W: element ID */
+	snd_ctl_elem_type_t type;	/* R: value type - SNDRV_CTL_ELEM_TYPE_* */
 	unsigned int access;		/* R: value access (bitmask) - SNDRV_CTL_ELEM_ACCESS_* */
 	unsigned int count;		/* count of values */
 	pid_t owner;			/* owner's PID of this control */
@@ -800,8 +792,8 @@ struct sndrv_ctl_elem_info {
 	unsigned char reserved[64-4*sizeof(unsigned short)];
 };
 
-struct sndrv_ctl_elem_value {
-	struct sndrv_ctl_elem_id id;	/* W: element ID */
+struct snd_ctl_elem_value {
+	struct snd_ctl_elem_id id;	/* W: element ID */
 	unsigned int indirect: 1;	/* W: use indirect pointer (xxx_ptr member) */
         union {
 		union {
@@ -820,7 +812,7 @@ struct sndrv_ctl_elem_value {
 			unsigned char data[512];
 			unsigned char *data_ptr;
 		} bytes;
-		struct sndrv_aes_iec958 iec958;
+		struct snd_aes_iec958 iec958;
         } value;                /* RO */
 	struct timespec tstamp;
         unsigned char reserved[128-sizeof(struct timespec)];
@@ -828,24 +820,24 @@ struct sndrv_ctl_elem_value {
 
 enum {
 	SNDRV_CTL_IOCTL_PVERSION = _IOR('U', 0x00, int),
-	SNDRV_CTL_IOCTL_CARD_INFO = _IOR('U', 0x01, struct sndrv_ctl_card_info),
-	SNDRV_CTL_IOCTL_ELEM_LIST = _IOWR('U', 0x10, struct sndrv_ctl_elem_list),
-	SNDRV_CTL_IOCTL_ELEM_INFO = _IOWR('U', 0x11, struct sndrv_ctl_elem_info),
-	SNDRV_CTL_IOCTL_ELEM_READ = _IOWR('U', 0x12, struct sndrv_ctl_elem_value),
-	SNDRV_CTL_IOCTL_ELEM_WRITE = _IOWR('U', 0x13, struct sndrv_ctl_elem_value),
-	SNDRV_CTL_IOCTL_ELEM_LOCK = _IOW('U', 0x14, struct sndrv_ctl_elem_id),
-	SNDRV_CTL_IOCTL_ELEM_UNLOCK = _IOW('U', 0x15, struct sndrv_ctl_elem_id),
+	SNDRV_CTL_IOCTL_CARD_INFO = _IOR('U', 0x01, struct snd_ctl_card_info),
+	SNDRV_CTL_IOCTL_ELEM_LIST = _IOWR('U', 0x10, struct snd_ctl_elem_list),
+	SNDRV_CTL_IOCTL_ELEM_INFO = _IOWR('U', 0x11, struct snd_ctl_elem_info),
+	SNDRV_CTL_IOCTL_ELEM_READ = _IOWR('U', 0x12, struct snd_ctl_elem_value),
+	SNDRV_CTL_IOCTL_ELEM_WRITE = _IOWR('U', 0x13, struct snd_ctl_elem_value),
+	SNDRV_CTL_IOCTL_ELEM_LOCK = _IOW('U', 0x14, struct snd_ctl_elem_id),
+	SNDRV_CTL_IOCTL_ELEM_UNLOCK = _IOW('U', 0x15, struct snd_ctl_elem_id),
 	SNDRV_CTL_IOCTL_SUBSCRIBE_EVENTS = _IOWR('U', 0x16, int),
-	SNDRV_CTL_IOCTL_ELEM_ADD = _IOWR('U', 0x17, struct sndrv_ctl_elem_info),
-	SNDRV_CTL_IOCTL_ELEM_REPLACE = _IOWR('U', 0x18, struct sndrv_ctl_elem_info),
-	SNDRV_CTL_IOCTL_ELEM_REMOVE = _IOWR('U', 0x19, struct sndrv_ctl_elem_id),
+	SNDRV_CTL_IOCTL_ELEM_ADD = _IOWR('U', 0x17, struct snd_ctl_elem_info),
+	SNDRV_CTL_IOCTL_ELEM_REPLACE = _IOWR('U', 0x18, struct snd_ctl_elem_info),
+	SNDRV_CTL_IOCTL_ELEM_REMOVE = _IOWR('U', 0x19, struct snd_ctl_elem_id),
 	SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE = _IOWR('U', 0x20, int),
-	SNDRV_CTL_IOCTL_HWDEP_INFO = _IOR('U', 0x21, struct sndrv_hwdep_info),
+	SNDRV_CTL_IOCTL_HWDEP_INFO = _IOR('U', 0x21, struct snd_hwdep_info),
 	SNDRV_CTL_IOCTL_PCM_NEXT_DEVICE = _IOR('U', 0x30, int),
-	SNDRV_CTL_IOCTL_PCM_INFO = _IOWR('U', 0x31, struct sndrv_pcm_info),
+	SNDRV_CTL_IOCTL_PCM_INFO = _IOWR('U', 0x31, struct snd_pcm_info),
 	SNDRV_CTL_IOCTL_PCM_PREFER_SUBDEVICE = _IOW('U', 0x32, int),
 	SNDRV_CTL_IOCTL_RAWMIDI_NEXT_DEVICE = _IOWR('U', 0x40, int),
-	SNDRV_CTL_IOCTL_RAWMIDI_INFO = _IOWR('U', 0x41, struct sndrv_rawmidi_info),
+	SNDRV_CTL_IOCTL_RAWMIDI_INFO = _IOWR('U', 0x41, struct snd_rawmidi_info),
 	SNDRV_CTL_IOCTL_RAWMIDI_PREFER_SUBDEVICE = _IOW('U', 0x42, int),
 	SNDRV_CTL_IOCTL_POWER = _IOWR('U', 0xd0, int),
 	SNDRV_CTL_IOCTL_POWER_STATE = _IOR('U', 0xd1, int),
@@ -865,12 +857,12 @@ enum sndrv_ctl_event_type {
 #define SNDRV_CTL_EVENT_MASK_ADD	(1<<2)	/* element was added */
 #define SNDRV_CTL_EVENT_MASK_REMOVE	(~0U)	/* element was removed */
 
-struct sndrv_ctl_event {
-	enum sndrv_ctl_event_type type;	/* event type - SNDRV_CTL_EVENT_* */
+struct snd_ctl_event {
+	int type;	/* event type - SNDRV_CTL_EVENT_* */
 	union {
 		struct {
 			unsigned int mask;
-			struct sndrv_ctl_elem_id id;
+			struct snd_ctl_elem_id id;
 		} elem;
                 unsigned char data8[60];
         } data;
@@ -898,14 +890,14 @@ struct sndrv_ctl_event {
  *
  */
 
-struct sndrv_xferv {
+struct snd_xferv {
 	const struct iovec *vector;
 	unsigned long count;
 };
 
 enum {
-	SNDRV_IOCTL_READV = _IOW('K', 0x00, struct sndrv_xferv),
-	SNDRV_IOCTL_WRITEV = _IOW('K', 0x01, struct sndrv_xferv),
+	SNDRV_IOCTL_READV = _IOW('K', 0x00, struct snd_xferv),
+	SNDRV_IOCTL_WRITEV = _IOW('K', 0x01, struct snd_xferv),
 };
 
 #endif /* __SOUND_ASOUND_H */