diff --git a/patches/linux-4.19.90/0001-asound-time64.diff b/patches/linux-4.19.90/0001-asound-time64.diff
new file mode 100644
index 0000000..a943961
--- /dev/null
+++ b/patches/linux-4.19.90/0001-asound-time64.diff
@@ -0,0 +1,289 @@
+diff -ur a/include/uapi/sound/asound.h b/include/uapi/sound/asound.h
+--- a/include/uapi/sound/asound.h	2019-10-15 12:26:39.634141383 -0400
++++ b/include/uapi/sound/asound.h	2020-01-30 21:43:56.477450321 -0500
+@@ -35,6 +35,8 @@
+ #include <time.h>
+ #endif
+ 
++#include <asm/byteorder.h>
++
+ /*
+  *  protocol version
+  */
+@@ -154,7 +156,7 @@
+  *                                                                           *
+  *****************************************************************************/
+ 
+-#define SNDRV_PCM_VERSION		SNDRV_PROTOCOL_VERSION(2, 0, 14)
++#define SNDRV_PCM_VERSION		SNDRV_PROTOCOL_VERSION(2, 0, 15)
+ 
+ typedef unsigned long snd_pcm_uframes_t;
+ typedef signed long snd_pcm_sframes_t;
+@@ -301,7 +303,9 @@
+ #define SNDRV_PCM_INFO_DRAIN_TRIGGER	0x40000000		/* internal kernel flag - trigger in drain */
+ #define SNDRV_PCM_INFO_FIFO_IN_FRAMES	0x80000000	/* internal kernel flag - FIFO size is in frames */
+ 
+-
++#if (__BITS_PER_LONG == 32 && defined(__USE_TIME_BITS64)) || defined __KERNEL__
++#define __SND_STRUCT_TIME64
++#endif
+ 
+ typedef int __bitwise snd_pcm_state_t;
+ #define	SNDRV_PCM_STATE_OPEN		((__force snd_pcm_state_t) 0) /* stream is open */
+@@ -317,8 +321,17 @@
+ 
+ enum {
+ 	SNDRV_PCM_MMAP_OFFSET_DATA = 0x00000000,
+-	SNDRV_PCM_MMAP_OFFSET_STATUS = 0x80000000,
+-	SNDRV_PCM_MMAP_OFFSET_CONTROL = 0x81000000,
++	SNDRV_PCM_MMAP_OFFSET_STATUS_OLD = 0x80000000,
++	SNDRV_PCM_MMAP_OFFSET_CONTROL_OLD = 0x81000000,
++	SNDRV_PCM_MMAP_OFFSET_STATUS_NEW = 0x82000000,
++	SNDRV_PCM_MMAP_OFFSET_CONTROL_NEW = 0x83000000,
++#ifdef __SND_STRUCT_TIME64
++	SNDRV_PCM_MMAP_OFFSET_STATUS = SNDRV_PCM_MMAP_OFFSET_STATUS_NEW,
++	SNDRV_PCM_MMAP_OFFSET_CONTROL = SNDRV_PCM_MMAP_OFFSET_CONTROL_NEW,
++#else
++	SNDRV_PCM_MMAP_OFFSET_STATUS = SNDRV_PCM_MMAP_OFFSET_STATUS_OLD,
++	SNDRV_PCM_MMAP_OFFSET_CONTROL = SNDRV_PCM_MMAP_OFFSET_CONTROL_OLD,
++#endif
+ };
+ 
+ union snd_pcm_sync_id {
+@@ -456,8 +469,13 @@
+ 	SNDRV_PCM_AUDIO_TSTAMP_TYPE_LAST = SNDRV_PCM_AUDIO_TSTAMP_TYPE_LINK_SYNCHRONIZED
+ };
+ 
++#ifndef __KERNEL__
++/* explicit padding avoids incompatibility between i386 and x86-64 */
++typedef struct { unsigned char pad[sizeof(time_t) - sizeof(int)] } __time_pad;
++
+ struct snd_pcm_status {
+ 	snd_pcm_state_t state;		/* stream state */
++	__time_pad pad1;		/* align to timespec */
+ 	struct timespec trigger_tstamp;	/* time when stream was started/stopped/paused */
+ 	struct timespec tstamp;		/* reference timestamp */
+ 	snd_pcm_uframes_t appl_ptr;	/* appl ptr */
+@@ -473,17 +491,48 @@
+ 	__u32 audio_tstamp_accuracy;	/* in ns units, only valid if indicated in audio_tstamp_data */
+ 	unsigned char reserved[52-2*sizeof(struct timespec)]; /* must be filled with zero */
+ };
++#endif
+ 
+-struct snd_pcm_mmap_status {
++/*
++ * For mmap operations, we need the 64-bit layout, both for compat mode,
++ * and for y2038 compatibility. For 64-bit applications, the two definitions
++ * are identical, so we keep the traditional version.
++ */
++#ifdef __SND_STRUCT_TIME64
++#define __snd_pcm_mmap_status64		snd_pcm_mmap_status
++#define __snd_pcm_mmap_control64	snd_pcm_mmap_control
++#define __snd_pcm_sync_ptr64		snd_pcm_sync_ptr
++#ifdef __KERNEL__
++#define __snd_timespec64		__kernel_timespec
++#else
++#define __snd_timespec64		timespec
++#endif
++struct __snd_timespec {
++	__s32 tv_sec;
++	__s32 tv_nsec;
++};
++#else
++#define __snd_pcm_mmap_status		snd_pcm_mmap_status
++#define __snd_pcm_mmap_control		snd_pcm_mmap_control
++#define __snd_pcm_sync_ptr		snd_pcm_sync_ptr
++#define __snd_timespec			timespec
++struct __snd_timespec64 {
++	__s64 tv_sec;
++	__s64 tv_nsec;
++};
++
++#endif
++
++struct __snd_pcm_mmap_status {
+ 	snd_pcm_state_t state;		/* RO: state - SNDRV_PCM_STATE_XXXX */
+ 	int pad1;			/* Needed for 64 bit alignment */
+ 	snd_pcm_uframes_t hw_ptr;	/* RO: hw ptr (0...boundary-1) */
+-	struct timespec tstamp;		/* Timestamp */
++	struct __snd_timespec tstamp;	/* Timestamp */
+ 	snd_pcm_state_t suspended_state; /* RO: suspended stream state */
+-	struct timespec audio_tstamp;	/* from sample counter or wall clock */
++	struct __snd_timespec audio_tstamp; /* from sample counter or wall clock */
+ };
+ 
+-struct snd_pcm_mmap_control {
++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 */
+ };
+@@ -492,14 +541,59 @@
+ #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 snd_pcm_sync_ptr {
++struct __snd_pcm_sync_ptr {
+ 	unsigned int flags;
+ 	union {
+-		struct snd_pcm_mmap_status status;
++		struct __snd_pcm_mmap_status status;
+ 		unsigned char reserved[64];
+ 	} s;
+ 	union {
+-		struct snd_pcm_mmap_control control;
++		struct __snd_pcm_mmap_control control;
++		unsigned char reserved[64];
++	} c;
++};
++
++#if defined(__BYTE_ORDER) ? __BYTE_ORDER == __BIG_ENDIAN : defined(__BIG_ENDIAN)
++typedef char __pad_before_uframe[sizeof(__u64) - sizeof(snd_pcm_uframes_t)];
++typedef char __pad_after_uframe[0];
++#endif
++
++#if defined(__BYTE_ORDER) ? __BYTE_ORDER == __LITTLE_ENDIAN : defined(__LITTLE_ENDIAN)
++typedef char __pad_before_uframe[0];
++typedef char __pad_after_uframe[sizeof(__u64) - sizeof(snd_pcm_uframes_t)];
++#endif
++
++struct __snd_pcm_mmap_status64 {
++	__s32 state;			/* RO: state - SNDRV_PCM_STATE_XXXX */
++	__u32 pad1;			/* Needed for 64 bit alignment */
++	__pad_before_uframe __pad1;
++	snd_pcm_uframes_t hw_ptr;	/* RO: hw ptr (0...boundary-1) */
++	__pad_after_uframe __pad2;
++	struct __snd_timespec64 tstamp;	/* Timestamp */
++	__s32 suspended_state;		/* RO: suspended stream state */
++	__u32 pad3;			/* Needed for 64 bit alignment */
++	struct __snd_timespec64 audio_tstamp; /* sample counter or wall clock */
++};
++
++struct __snd_pcm_mmap_control64 {
++	__pad_before_uframe __pad1;
++	snd_pcm_uframes_t appl_ptr;	 /* RW: appl ptr (0...boundary-1) */
++	__pad_before_uframe __pad2;
++
++	__pad_before_uframe __pad3;
++	snd_pcm_uframes_t  avail_min;	 /* RW: min available frames for wakeup */
++	__pad_after_uframe __pad4;
++};
++
++struct __snd_pcm_sync_ptr64 {
++	__u32 flags;
++	__u32 pad1;
++	union {
++		struct __snd_pcm_mmap_status64 status;
++		unsigned char reserved[64];
++	} s;
++	union {
++		struct __snd_pcm_mmap_control64 control;
+ 		unsigned char reserved[64];
+ 	} c;
+ };
+@@ -584,6 +678,8 @@
+ #define SNDRV_PCM_IOCTL_STATUS		_IOR('A', 0x20, struct snd_pcm_status)
+ #define SNDRV_PCM_IOCTL_DELAY		_IOR('A', 0x21, snd_pcm_sframes_t)
+ #define SNDRV_PCM_IOCTL_HWSYNC		_IO('A', 0x22)
++#define __SNDRV_PCM_IOCTL_SYNC_PTR	_IOWR('A', 0x23, struct __snd_pcm_sync_ptr)
++#define __SNDRV_PCM_IOCTL_SYNC_PTR64	_IOWR('A', 0x23, struct __snd_pcm_sync_ptr64)
+ #define SNDRV_PCM_IOCTL_SYNC_PTR	_IOWR('A', 0x23, struct snd_pcm_sync_ptr)
+ #define SNDRV_PCM_IOCTL_STATUS_EXT	_IOWR('A', 0x24, struct snd_pcm_status)
+ #define SNDRV_PCM_IOCTL_CHANNEL_INFO	_IOR('A', 0x32, struct snd_pcm_channel_info)
+@@ -614,7 +710,7 @@
+  *  Raw MIDI section - /dev/snd/midi??
+  */
+ 
+-#define SNDRV_RAWMIDI_VERSION		SNDRV_PROTOCOL_VERSION(2, 0, 0)
++#define SNDRV_RAWMIDI_VERSION		SNDRV_PROTOCOL_VERSION(2, 0, 1)
+ 
+ enum {
+ 	SNDRV_RAWMIDI_STREAM_OUTPUT = 0,
+@@ -648,13 +744,16 @@
+ 	unsigned char reserved[16];	/* reserved for future use */
+ };
+ 
++#ifndef __KERNEL__
+ struct snd_rawmidi_status {
+ 	int stream;
++	__time_pad pad1;
+ 	struct timespec tstamp;		/* Timestamp */
+ 	size_t avail;			/* available bytes */
+ 	size_t xruns;			/* count of overruns since last status (in bytes) */
+ 	unsigned char reserved[16];	/* reserved for future use */
+ };
++#endif
+ 
+ #define SNDRV_RAWMIDI_IOCTL_PVERSION	_IOR('W', 0x00, int)
+ #define SNDRV_RAWMIDI_IOCTL_INFO	_IOR('W', 0x01, struct snd_rawmidi_info)
+@@ -667,7 +766,7 @@
+  *  Timer section - /dev/snd/timer
+  */
+ 
+-#define SNDRV_TIMER_VERSION		SNDRV_PROTOCOL_VERSION(2, 0, 6)
++#define SNDRV_TIMER_VERSION		SNDRV_PROTOCOL_VERSION(2, 0, 7)
+ 
+ enum {
+ 	SNDRV_TIMER_CLASS_NONE = -1,
+@@ -761,6 +860,7 @@
+ 	unsigned char reserved[60];	/* reserved */
+ };
+ 
++#ifndef __KERNEL__
+ struct snd_timer_status {
+ 	struct timespec tstamp;		/* Timestamp - last update */
+ 	unsigned int resolution;	/* current period resolution in ns */
+@@ -769,10 +869,11 @@
+ 	unsigned int queue;		/* used queue size */
+ 	unsigned char reserved[64];	/* reserved */
+ };
++#endif
+ 
+ #define SNDRV_TIMER_IOCTL_PVERSION	_IOR('T', 0x00, int)
+ #define SNDRV_TIMER_IOCTL_NEXT_DEVICE	_IOWR('T', 0x01, struct snd_timer_id)
+-#define SNDRV_TIMER_IOCTL_TREAD		_IOW('T', 0x02, int)
++#define SNDRV_TIMER_IOCTL_TREAD_OLD	_IOW('T', 0x02, int)
+ #define SNDRV_TIMER_IOCTL_GINFO		_IOWR('T', 0x03, struct snd_timer_ginfo)
+ #define SNDRV_TIMER_IOCTL_GPARAMS	_IOW('T', 0x04, struct snd_timer_gparams)
+ #define SNDRV_TIMER_IOCTL_GSTATUS	_IOWR('T', 0x05, struct snd_timer_gstatus)
+@@ -785,6 +886,15 @@
+ #define SNDRV_TIMER_IOCTL_STOP		_IO('T', 0xa1)
+ #define SNDRV_TIMER_IOCTL_CONTINUE	_IO('T', 0xa2)
+ #define SNDRV_TIMER_IOCTL_PAUSE		_IO('T', 0xa3)
++#define SNDRV_TIMER_IOCTL_TREAD64	_IOW('T', 0xa4, int)
++
++#if __BITS_PER_LONG == 64
++#define SNDRV_TIMER_IOCTL_TREAD SNDRV_TIMER_IOCTL_TREAD_OLD
++#else
++#define SNDRV_TIMER_IOCTL_TREAD ((sizeof(__kernel_long_t) >= sizeof(time_t)) ? \
++				 SNDRV_TIMER_IOCTL_TREAD_OLD : \
++				 SNDRV_TIMER_IOCTL_TREAD64)
++#endif
+ 
+ struct snd_timer_read {
+ 	unsigned int resolution;
+@@ -810,11 +920,15 @@
+ 	SNDRV_TIMER_EVENT_MRESUME = SNDRV_TIMER_EVENT_RESUME + 10,
+ };
+ 
++#ifndef __KERNEL__
+ struct snd_timer_tread {
+ 	int event;
++	__time_pad pad1;
+ 	struct timespec tstamp;
+ 	unsigned int val;
++	__time_pad pad2;
+ };
++#endif
+ 
+ /****************************************************************************
+  *                                                                          *
+@@ -955,8 +1069,7 @@
+ 		} bytes;
+ 		struct snd_aes_iec958 iec958;
+ 	} value;		/* RO */
+-	struct timespec tstamp;
+-	unsigned char reserved[128-sizeof(struct timespec)];
++	unsigned char reserved[128];
+ };
+ 
+ struct snd_ctl_tlv {
diff --git a/patches/linux-headers-4.19.88/0001-asound-time64.diff b/patches/linux-headers-4.19.88/0001-asound-time64.diff
new file mode 100644
index 0000000..1a23259
--- /dev/null
+++ b/patches/linux-headers-4.19.88/0001-asound-time64.diff
@@ -0,0 +1,289 @@
+diff -ur a/generic/include/sound/asound.h b/generic/include/sound/asound.h
+--- a/generic/include/sound/asound.h	2019-10-15 12:26:39.634141383 -0400
++++ b/generic/include/sound/asound.h	2020-01-30 21:43:56.477450321 -0500
+@@ -35,6 +35,8 @@
+ #include <time.h>
+ #endif
+ 
++#include <asm/byteorder.h>
++
+ /*
+  *  protocol version
+  */
+@@ -154,7 +156,7 @@
+  *                                                                           *
+  *****************************************************************************/
+ 
+-#define SNDRV_PCM_VERSION		SNDRV_PROTOCOL_VERSION(2, 0, 14)
++#define SNDRV_PCM_VERSION		SNDRV_PROTOCOL_VERSION(2, 0, 15)
+ 
+ typedef unsigned long snd_pcm_uframes_t;
+ typedef signed long snd_pcm_sframes_t;
+@@ -301,7 +303,9 @@
+ #define SNDRV_PCM_INFO_DRAIN_TRIGGER	0x40000000		/* internal kernel flag - trigger in drain */
+ #define SNDRV_PCM_INFO_FIFO_IN_FRAMES	0x80000000	/* internal kernel flag - FIFO size is in frames */
+ 
+-
++#if (__BITS_PER_LONG == 32 && defined(__USE_TIME_BITS64)) || defined __KERNEL__
++#define __SND_STRUCT_TIME64
++#endif
+ 
+ typedef int __bitwise snd_pcm_state_t;
+ #define	SNDRV_PCM_STATE_OPEN		((__force snd_pcm_state_t) 0) /* stream is open */
+@@ -317,8 +321,17 @@
+ 
+ enum {
+ 	SNDRV_PCM_MMAP_OFFSET_DATA = 0x00000000,
+-	SNDRV_PCM_MMAP_OFFSET_STATUS = 0x80000000,
+-	SNDRV_PCM_MMAP_OFFSET_CONTROL = 0x81000000,
++	SNDRV_PCM_MMAP_OFFSET_STATUS_OLD = 0x80000000,
++	SNDRV_PCM_MMAP_OFFSET_CONTROL_OLD = 0x81000000,
++	SNDRV_PCM_MMAP_OFFSET_STATUS_NEW = 0x82000000,
++	SNDRV_PCM_MMAP_OFFSET_CONTROL_NEW = 0x83000000,
++#ifdef __SND_STRUCT_TIME64
++	SNDRV_PCM_MMAP_OFFSET_STATUS = SNDRV_PCM_MMAP_OFFSET_STATUS_NEW,
++	SNDRV_PCM_MMAP_OFFSET_CONTROL = SNDRV_PCM_MMAP_OFFSET_CONTROL_NEW,
++#else
++	SNDRV_PCM_MMAP_OFFSET_STATUS = SNDRV_PCM_MMAP_OFFSET_STATUS_OLD,
++	SNDRV_PCM_MMAP_OFFSET_CONTROL = SNDRV_PCM_MMAP_OFFSET_CONTROL_OLD,
++#endif
+ };
+ 
+ union snd_pcm_sync_id {
+@@ -456,8 +469,13 @@
+ 	SNDRV_PCM_AUDIO_TSTAMP_TYPE_LAST = SNDRV_PCM_AUDIO_TSTAMP_TYPE_LINK_SYNCHRONIZED
+ };
+ 
++#ifndef __KERNEL__
++/* explicit padding avoids incompatibility between i386 and x86-64 */
++typedef struct { unsigned char pad[sizeof(time_t) - sizeof(int)] } __time_pad;
++
+ struct snd_pcm_status {
+ 	snd_pcm_state_t state;		/* stream state */
++	__time_pad pad1;		/* align to timespec */
+ 	struct timespec trigger_tstamp;	/* time when stream was started/stopped/paused */
+ 	struct timespec tstamp;		/* reference timestamp */
+ 	snd_pcm_uframes_t appl_ptr;	/* appl ptr */
+@@ -473,17 +491,48 @@
+ 	__u32 audio_tstamp_accuracy;	/* in ns units, only valid if indicated in audio_tstamp_data */
+ 	unsigned char reserved[52-2*sizeof(struct timespec)]; /* must be filled with zero */
+ };
++#endif
+ 
+-struct snd_pcm_mmap_status {
++/*
++ * For mmap operations, we need the 64-bit layout, both for compat mode,
++ * and for y2038 compatibility. For 64-bit applications, the two definitions
++ * are identical, so we keep the traditional version.
++ */
++#ifdef __SND_STRUCT_TIME64
++#define __snd_pcm_mmap_status64		snd_pcm_mmap_status
++#define __snd_pcm_mmap_control64	snd_pcm_mmap_control
++#define __snd_pcm_sync_ptr64		snd_pcm_sync_ptr
++#ifdef __KERNEL__
++#define __snd_timespec64		__kernel_timespec
++#else
++#define __snd_timespec64		timespec
++#endif
++struct __snd_timespec {
++	__s32 tv_sec;
++	__s32 tv_nsec;
++};
++#else
++#define __snd_pcm_mmap_status		snd_pcm_mmap_status
++#define __snd_pcm_mmap_control		snd_pcm_mmap_control
++#define __snd_pcm_sync_ptr		snd_pcm_sync_ptr
++#define __snd_timespec			timespec
++struct __snd_timespec64 {
++	__s64 tv_sec;
++	__s64 tv_nsec;
++};
++
++#endif
++
++struct __snd_pcm_mmap_status {
+ 	snd_pcm_state_t state;		/* RO: state - SNDRV_PCM_STATE_XXXX */
+ 	int pad1;			/* Needed for 64 bit alignment */
+ 	snd_pcm_uframes_t hw_ptr;	/* RO: hw ptr (0...boundary-1) */
+-	struct timespec tstamp;		/* Timestamp */
++	struct __snd_timespec tstamp;	/* Timestamp */
+ 	snd_pcm_state_t suspended_state; /* RO: suspended stream state */
+-	struct timespec audio_tstamp;	/* from sample counter or wall clock */
++	struct __snd_timespec audio_tstamp; /* from sample counter or wall clock */
+ };
+ 
+-struct snd_pcm_mmap_control {
++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 */
+ };
+@@ -492,14 +541,59 @@
+ #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 snd_pcm_sync_ptr {
++struct __snd_pcm_sync_ptr {
+ 	unsigned int flags;
+ 	union {
+-		struct snd_pcm_mmap_status status;
++		struct __snd_pcm_mmap_status status;
+ 		unsigned char reserved[64];
+ 	} s;
+ 	union {
+-		struct snd_pcm_mmap_control control;
++		struct __snd_pcm_mmap_control control;
++		unsigned char reserved[64];
++	} c;
++};
++
++#if defined(__BYTE_ORDER) ? __BYTE_ORDER == __BIG_ENDIAN : defined(__BIG_ENDIAN)
++typedef char __pad_before_uframe[sizeof(__u64) - sizeof(snd_pcm_uframes_t)];
++typedef char __pad_after_uframe[0];
++#endif
++
++#if defined(__BYTE_ORDER) ? __BYTE_ORDER == __LITTLE_ENDIAN : defined(__LITTLE_ENDIAN)
++typedef char __pad_before_uframe[0];
++typedef char __pad_after_uframe[sizeof(__u64) - sizeof(snd_pcm_uframes_t)];
++#endif
++
++struct __snd_pcm_mmap_status64 {
++	__s32 state;			/* RO: state - SNDRV_PCM_STATE_XXXX */
++	__u32 pad1;			/* Needed for 64 bit alignment */
++	__pad_before_uframe __pad1;
++	snd_pcm_uframes_t hw_ptr;	/* RO: hw ptr (0...boundary-1) */
++	__pad_after_uframe __pad2;
++	struct __snd_timespec64 tstamp;	/* Timestamp */
++	__s32 suspended_state;		/* RO: suspended stream state */
++	__u32 pad3;			/* Needed for 64 bit alignment */
++	struct __snd_timespec64 audio_tstamp; /* sample counter or wall clock */
++};
++
++struct __snd_pcm_mmap_control64 {
++	__pad_before_uframe __pad1;
++	snd_pcm_uframes_t appl_ptr;	 /* RW: appl ptr (0...boundary-1) */
++	__pad_before_uframe __pad2;
++
++	__pad_before_uframe __pad3;
++	snd_pcm_uframes_t  avail_min;	 /* RW: min available frames for wakeup */
++	__pad_after_uframe __pad4;
++};
++
++struct __snd_pcm_sync_ptr64 {
++	__u32 flags;
++	__u32 pad1;
++	union {
++		struct __snd_pcm_mmap_status64 status;
++		unsigned char reserved[64];
++	} s;
++	union {
++		struct __snd_pcm_mmap_control64 control;
+ 		unsigned char reserved[64];
+ 	} c;
+ };
+@@ -584,6 +678,8 @@
+ #define SNDRV_PCM_IOCTL_STATUS		_IOR('A', 0x20, struct snd_pcm_status)
+ #define SNDRV_PCM_IOCTL_DELAY		_IOR('A', 0x21, snd_pcm_sframes_t)
+ #define SNDRV_PCM_IOCTL_HWSYNC		_IO('A', 0x22)
++#define __SNDRV_PCM_IOCTL_SYNC_PTR	_IOWR('A', 0x23, struct __snd_pcm_sync_ptr)
++#define __SNDRV_PCM_IOCTL_SYNC_PTR64	_IOWR('A', 0x23, struct __snd_pcm_sync_ptr64)
+ #define SNDRV_PCM_IOCTL_SYNC_PTR	_IOWR('A', 0x23, struct snd_pcm_sync_ptr)
+ #define SNDRV_PCM_IOCTL_STATUS_EXT	_IOWR('A', 0x24, struct snd_pcm_status)
+ #define SNDRV_PCM_IOCTL_CHANNEL_INFO	_IOR('A', 0x32, struct snd_pcm_channel_info)
+@@ -614,7 +710,7 @@
+  *  Raw MIDI section - /dev/snd/midi??
+  */
+ 
+-#define SNDRV_RAWMIDI_VERSION		SNDRV_PROTOCOL_VERSION(2, 0, 0)
++#define SNDRV_RAWMIDI_VERSION		SNDRV_PROTOCOL_VERSION(2, 0, 1)
+ 
+ enum {
+ 	SNDRV_RAWMIDI_STREAM_OUTPUT = 0,
+@@ -648,13 +744,16 @@
+ 	unsigned char reserved[16];	/* reserved for future use */
+ };
+ 
++#ifndef __KERNEL__
+ struct snd_rawmidi_status {
+ 	int stream;
++	__time_pad pad1;
+ 	struct timespec tstamp;		/* Timestamp */
+ 	size_t avail;			/* available bytes */
+ 	size_t xruns;			/* count of overruns since last status (in bytes) */
+ 	unsigned char reserved[16];	/* reserved for future use */
+ };
++#endif
+ 
+ #define SNDRV_RAWMIDI_IOCTL_PVERSION	_IOR('W', 0x00, int)
+ #define SNDRV_RAWMIDI_IOCTL_INFO	_IOR('W', 0x01, struct snd_rawmidi_info)
+@@ -667,7 +766,7 @@
+  *  Timer section - /dev/snd/timer
+  */
+ 
+-#define SNDRV_TIMER_VERSION		SNDRV_PROTOCOL_VERSION(2, 0, 6)
++#define SNDRV_TIMER_VERSION		SNDRV_PROTOCOL_VERSION(2, 0, 7)
+ 
+ enum {
+ 	SNDRV_TIMER_CLASS_NONE = -1,
+@@ -761,6 +860,7 @@
+ 	unsigned char reserved[60];	/* reserved */
+ };
+ 
++#ifndef __KERNEL__
+ struct snd_timer_status {
+ 	struct timespec tstamp;		/* Timestamp - last update */
+ 	unsigned int resolution;	/* current period resolution in ns */
+@@ -769,10 +869,11 @@
+ 	unsigned int queue;		/* used queue size */
+ 	unsigned char reserved[64];	/* reserved */
+ };
++#endif
+ 
+ #define SNDRV_TIMER_IOCTL_PVERSION	_IOR('T', 0x00, int)
+ #define SNDRV_TIMER_IOCTL_NEXT_DEVICE	_IOWR('T', 0x01, struct snd_timer_id)
+-#define SNDRV_TIMER_IOCTL_TREAD		_IOW('T', 0x02, int)
++#define SNDRV_TIMER_IOCTL_TREAD_OLD	_IOW('T', 0x02, int)
+ #define SNDRV_TIMER_IOCTL_GINFO		_IOWR('T', 0x03, struct snd_timer_ginfo)
+ #define SNDRV_TIMER_IOCTL_GPARAMS	_IOW('T', 0x04, struct snd_timer_gparams)
+ #define SNDRV_TIMER_IOCTL_GSTATUS	_IOWR('T', 0x05, struct snd_timer_gstatus)
+@@ -785,6 +886,15 @@
+ #define SNDRV_TIMER_IOCTL_STOP		_IO('T', 0xa1)
+ #define SNDRV_TIMER_IOCTL_CONTINUE	_IO('T', 0xa2)
+ #define SNDRV_TIMER_IOCTL_PAUSE		_IO('T', 0xa3)
++#define SNDRV_TIMER_IOCTL_TREAD64	_IOW('T', 0xa4, int)
++
++#if __BITS_PER_LONG == 64
++#define SNDRV_TIMER_IOCTL_TREAD SNDRV_TIMER_IOCTL_TREAD_OLD
++#else
++#define SNDRV_TIMER_IOCTL_TREAD ((sizeof(__kernel_long_t) >= sizeof(time_t)) ? \
++				 SNDRV_TIMER_IOCTL_TREAD_OLD : \
++				 SNDRV_TIMER_IOCTL_TREAD64)
++#endif
+ 
+ struct snd_timer_read {
+ 	unsigned int resolution;
+@@ -810,11 +920,15 @@
+ 	SNDRV_TIMER_EVENT_MRESUME = SNDRV_TIMER_EVENT_RESUME + 10,
+ };
+ 
++#ifndef __KERNEL__
+ struct snd_timer_tread {
+ 	int event;
++	__time_pad pad1;
+ 	struct timespec tstamp;
+ 	unsigned int val;
++	__time_pad pad2;
+ };
++#endif
+ 
+ /****************************************************************************
+  *                                                                          *
+@@ -955,8 +1069,7 @@
+ 		} bytes;
+ 		struct snd_aes_iec958 iec958;
+ 	} value;		/* RO */
+-	struct timespec tstamp;
+-	unsigned char reserved[128-sizeof(struct timespec)];
++	unsigned char reserved[128];
+ };
+ 
+ struct snd_ctl_tlv {