24 files changed, 308 insertions, 163 deletions

diff --git a/include/sound/ac97_codec.h b/include/sound/ac97_codec.h
index cc383991c0fe..49200ec26dc4 100644
--- a/include/sound/ac97_codec.h
+++ b/include/sound/ac97_codec.h
@@ -197,7 +197,7 @@ struct snd_ac97_bus_ops {
 
 struct snd_ac97_bus {
 	/* -- lowlevel (hardware) driver specific -- */
-	struct snd_ac97_bus_ops *ops;
+	const struct snd_ac97_bus_ops *ops;
 	void *private_data;
 	void (*private_free) (struct snd_ac97_bus *bus);
 	/* --- */
@@ -310,7 +310,8 @@ static inline int ac97_can_spdif(struct snd_ac97 * ac97)
 
 /* functions */
 /* create new AC97 bus */
-int snd_ac97_bus(struct snd_card *card, int num, struct snd_ac97_bus_ops *ops,
+int snd_ac97_bus(struct snd_card *card, int num,
+		 const struct snd_ac97_bus_ops *ops,
 		 void *private_data, struct snd_ac97_bus **rbus);
 /* create mixer controls */
 int snd_ac97_mixer(struct snd_ac97_bus *bus, struct snd_ac97_template *template,
diff --git a/include/sound/aess.h b/include/sound/aess.h
deleted file mode 100644
index cee0d09fadbd..000000000000
--- a/include/sound/aess.h
+++ /dev/null
@@ -1,53 +0,0 @@
-/*
- * AESS IP block reset
- *
- * Copyright (C) 2012 Texas Instruments, Inc.
- * Paul Walmsley
- *
- * 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 version 2.
- *
- * This program is distributed "as is" WITHOUT ANY WARRANTY of any
- * kind, whether express or implied; without even the implied warranty
- * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * 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., 51 Franklin St, Fifth Floor, Boston, MA
- * 02110-1301 USA
- */
-#ifndef __SOUND_AESS_H__
-#define __SOUND_AESS_H__
-
-#include <linux/kernel.h>
-#include <linux/io.h>
-
-/*
- * AESS_AUTO_GATING_ENABLE_OFFSET: offset in bytes of the AESS IP
- *     block's AESS_AUTO_GATING_ENABLE__1 register from the IP block's
- *     base address
- */
-#define AESS_AUTO_GATING_ENABLE_OFFSET			0x07c
-
-/* Register bitfields in the AESS_AUTO_GATING_ENABLE__1 register */
-#define AESS_AUTO_GATING_ENABLE_SHIFT			0
-
-/**
- * aess_enable_autogating - enable AESS internal autogating
- * @oh: struct omap_hwmod *
- *
- * Enable internal autogating on the AESS.  This allows the AESS to
- * indicate that it is idle to the OMAP PRCM.  Returns 0.
- */
-static inline void aess_enable_autogating(void __iomem *base)
-{
-	u32 v;
-
-	/* Set AESS_AUTO_GATING_ENABLE__1.ENABLE to allow idle entry */
-	v = 1 << AESS_AUTO_GATING_ENABLE_SHIFT;
-	writel(v, base + AESS_AUTO_GATING_ENABLE_OFFSET);
-}
-
-#endif /* __SOUND_AESS_H__ */
diff --git a/include/sound/compress_driver.h b/include/sound/compress_driver.h
index bc88d6f964da..6ce8effa0b12 100644
--- a/include/sound/compress_driver.h
+++ b/include/sound/compress_driver.h
@@ -23,7 +23,6 @@ struct snd_compr_ops;
  * struct snd_compr_runtime: runtime stream description
  * @state: stream state
  * @ops: pointer to DSP callbacks
- * @dma_buffer_p: runtime dma buffer pointer
  * @buffer: pointer to kernel buffer, valid only when not in mmap mode or
  *	DSP doesn't implement copy
  * @buffer_size: size of the above buffer
@@ -34,11 +33,14 @@ struct snd_compr_ops;
  * @total_bytes_transferred: cumulative bytes transferred by offload DSP
  * @sleep: poll sleep
  * @private_data: driver private data pointer
+ * @dma_area: virtual buffer address
+ * @dma_addr: physical buffer address (not accessible from main CPU)
+ * @dma_bytes: size of DMA area
+ * @dma_buffer_p: runtime dma buffer pointer
  */
 struct snd_compr_runtime {
 	snd_pcm_state_t state;
 	struct snd_compr_ops *ops;
-	struct snd_dma_buffer *dma_buffer_p;
 	void *buffer;
 	u64 buffer_size;
 	u32 fragment_size;
@@ -47,6 +49,11 @@ struct snd_compr_runtime {
 	u64 total_bytes_transferred;
 	wait_queue_head_t sleep;
 	void *private_data;
+
+	unsigned char *dma_area;
+	dma_addr_t dma_addr;
+	size_t dma_bytes;
+	struct snd_dma_buffer *dma_buffer_p;
 };
 
 /**
@@ -60,6 +67,7 @@ struct snd_compr_runtime {
  * @metadata_set: metadata set flag, true when set
  * @next_track: has userspace signal next track transition, true when set
  * @private_data: pointer to DSP private data
+ * @dma_buffer: allocated buffer if any
  */
 struct snd_compr_stream {
 	const char *name;
@@ -71,6 +79,7 @@ struct snd_compr_stream {
 	bool metadata_set;
 	bool next_track;
 	void *private_data;
+	struct snd_dma_buffer dma_buffer;
 };
 
 /**
@@ -180,21 +189,34 @@ static inline void snd_compr_drain_notify(struct snd_compr_stream *stream)
 
 /**
  * snd_compr_set_runtime_buffer - Set the Compress runtime buffer
- * @substream: compress substream to set
+ * @stream: compress stream to set
  * @bufp: the buffer information, NULL to clear
  *
  * Copy the buffer information to runtime buffer when @bufp is non-NULL.
  * Otherwise it clears the current buffer information.
  */
-static inline void snd_compr_set_runtime_buffer(
-					struct snd_compr_stream *substream,
-					struct snd_dma_buffer *bufp)
+static inline void
+snd_compr_set_runtime_buffer(struct snd_compr_stream *stream,
+			     struct snd_dma_buffer *bufp)
 {
-	struct snd_compr_runtime *runtime = substream->runtime;
-
-	runtime->dma_buffer_p = bufp;
+	struct snd_compr_runtime *runtime = stream->runtime;
+
+	if (bufp) {
+		runtime->dma_buffer_p = bufp;
+		runtime->dma_area = bufp->area;
+		runtime->dma_addr = bufp->addr;
+		runtime->dma_bytes = bufp->bytes;
+	} else {
+		runtime->dma_buffer_p = NULL;
+		runtime->dma_area = NULL;
+		runtime->dma_addr = 0;
+		runtime->dma_bytes = 0;
+	}
 }
 
+int snd_compr_malloc_pages(struct snd_compr_stream *stream, size_t size);
+int snd_compr_free_pages(struct snd_compr_stream *stream);
+
 int snd_compr_stop_error(struct snd_compr_stream *stream,
 			 snd_pcm_state_t state);
 
diff --git a/include/sound/control.h b/include/sound/control.h
index 5d7c99475684..11feeee31e35 100644
--- a/include/sound/control.h
+++ b/include/sound/control.h
@@ -22,6 +22,16 @@ typedef int (snd_kcontrol_tlv_rw_t)(struct snd_kcontrol *kcontrol,
 				    unsigned int size,
 				    unsigned int __user *tlv);
 
+/* internal flag for skipping validations */
+#ifdef CONFIG_SND_CTL_VALIDATION
+#define SNDRV_CTL_ELEM_ACCESS_SKIP_CHECK	(1 << 27)
+#define snd_ctl_skip_validation(info) \
+	((info)->access & SNDRV_CTL_ELEM_ACCESS_SKIP_CHECK)
+#else
+#define SNDRV_CTL_ELEM_ACCESS_SKIP_CHECK	0
+#define snd_ctl_skip_validation(info)		true
+#endif
+
 enum {
 	SNDRV_CTL_TLV_OP_READ = 0,
 	SNDRV_CTL_TLV_OP_WRITE = 1,
diff --git a/include/sound/core.h b/include/sound/core.h
index af3dce956c17..ac8b692b69b4 100644
--- a/include/sound/core.h
+++ b/include/sound/core.h
@@ -69,7 +69,7 @@ struct snd_device {
 	enum snd_device_state state;	/* state of the device */
 	enum snd_device_type type;	/* device type */
 	void *device_data;		/* device structure */
-	struct snd_device_ops *ops;	/* operations */
+	const struct snd_device_ops *ops;	/* operations */
 };
 
 #define snd_device(n) list_entry(n, struct snd_device, list)
@@ -120,6 +120,9 @@ struct snd_card {
 	int sync_irq;			/* assigned irq, used for PCM sync */
 	wait_queue_head_t remove_sleep;
 
+	size_t total_pcm_alloc_bytes;	/* total amount of allocated buffers */
+	struct mutex memory_mutex;	/* protection for the above */
+
 #ifdef CONFIG_PM
 	unsigned int power_state;	/* power state */
 	wait_queue_head_t power_sleep;
@@ -256,7 +259,7 @@ static inline void snd_card_unref(struct snd_card *card)
 /* device.c */
 
 int snd_device_new(struct snd_card *card, enum snd_device_type type,
-		   void *device_data, struct snd_device_ops *ops);
+		   void *device_data, const struct snd_device_ops *ops);
 int snd_device_register(struct snd_card *card, void *device_data);
 int snd_device_register_all(struct snd_card *card);
 void snd_device_disconnect(struct snd_card *card, void *device_data);
diff --git a/include/sound/hda_codec.h b/include/sound/hda_codec.h
index ac18f428eda6..3ee8036f5436 100644
--- a/include/sound/hda_codec.h
+++ b/include/sound/hda_codec.h
@@ -51,7 +51,6 @@ struct hda_bus {
 	DECLARE_BITMAP(pcm_dev_bits, SNDRV_PCM_DEVICES);
 
 	/* misc op flags */
-	unsigned int needs_damn_long_delay :1;
 	unsigned int allow_bus_reset:1;	/* allow bus reset at fatal error */
 	/* status for codec/controller */
 	unsigned int shutdown :1;	/* being unloaded */
diff --git a/include/sound/hda_regmap.h b/include/sound/hda_regmap.h
index 5141f8ffbb12..4c1b9bebbd60 100644
--- a/include/sound/hda_regmap.h
+++ b/include/sound/hda_regmap.h
@@ -24,6 +24,9 @@ int snd_hdac_regmap_write_raw(struct hdac_device *codec, unsigned int reg,
 			      unsigned int val);
 int snd_hdac_regmap_update_raw(struct hdac_device *codec, unsigned int reg,
 			       unsigned int mask, unsigned int val);
+int snd_hdac_regmap_update_raw_once(struct hdac_device *codec, unsigned int reg,
+				    unsigned int mask, unsigned int val);
+void snd_hdac_regmap_sync(struct hdac_device *codec);
 
 /**
  * snd_hdac_regmap_encode_verb - encode the verb to a pseudo register
diff --git a/include/sound/hdaudio.h b/include/sound/hdaudio.h
index e05b95e83d5a..affedc2801c4 100644
--- a/include/sound/hdaudio.h
+++ b/include/sound/hdaudio.h
@@ -8,6 +8,7 @@
 
 #include <linux/device.h>
 #include <linux/interrupt.h>
+#include <linux/io.h>
 #include <linux/pm_runtime.h>
 #include <linux/timecounter.h>
 #include <sound/core.h>
@@ -86,6 +87,7 @@ struct hdac_device {
 
 	/* regmap */
 	struct regmap *regmap;
+	struct mutex regmap_lock;
 	struct snd_array vendor_verbs;
 	bool lazy_cache:1;	/* don't wake up for writes */
 	bool caps_overwriting:1; /* caps overwrite being in process */
@@ -317,6 +319,7 @@ struct hdac_bus {
 	struct hdac_rb corb;
 	struct hdac_rb rirb;
 	unsigned int last_cmd[HDA_MAX_CODECS];	/* last sent command */
+	wait_queue_head_t rirb_wq;
 
 	/* CORB/RIRB and position buffers */
 	struct snd_dma_buffer rb;
@@ -330,6 +333,7 @@ struct hdac_bus {
 	bool chip_init:1;		/* h/w initialized */
 
 	/* behavior flags */
+	bool aligned_mmio:1;		/* aligned MMIO access */
 	bool sync_write:1;		/* sync after verb write */
 	bool use_posbuf:1;		/* use position buffer */
 	bool snoop:1;			/* enable snooping */
@@ -337,6 +341,7 @@ struct hdac_bus {
 	bool reverse_assign:1;		/* assign devices in reverse order */
 	bool corbrp_self_clear:1;	/* CORBRP clears itself after reset */
 	bool polling_mode:1;
+	bool needs_damn_long_delay:1;
 
 	int poll_count;
 
@@ -405,34 +410,61 @@ void snd_hdac_bus_free_stream_pages(struct hdac_bus *bus);
 unsigned int snd_hdac_aligned_read(void __iomem *addr, unsigned int mask);
 void snd_hdac_aligned_write(unsigned int val, void __iomem *addr,
 			    unsigned int mask);
-#define snd_hdac_reg_writeb(v, addr)	snd_hdac_aligned_write(v, addr, 0xff)
-#define snd_hdac_reg_writew(v, addr)	snd_hdac_aligned_write(v, addr, 0xffff)
-#define snd_hdac_reg_readb(addr)	snd_hdac_aligned_read(addr, 0xff)
-#define snd_hdac_reg_readw(addr)	snd_hdac_aligned_read(addr, 0xffff)
-#else /* CONFIG_SND_HDA_ALIGNED_MMIO */
-#define snd_hdac_reg_writeb(val, addr)	writeb(val, addr)
-#define snd_hdac_reg_writew(val, addr)	writew(val, addr)
-#define snd_hdac_reg_readb(addr)	readb(addr)
-#define snd_hdac_reg_readw(addr)	readw(addr)
-#endif /* CONFIG_SND_HDA_ALIGNED_MMIO */
-#define snd_hdac_reg_writel(val, addr)	writel(val, addr)
-#define snd_hdac_reg_readl(addr)	readl(addr)
+#define snd_hdac_aligned_mmio(bus)	(bus)->aligned_mmio
+#else
+#define snd_hdac_aligned_mmio(bus)	false
+#define snd_hdac_aligned_read(addr, mask)	0
+#define snd_hdac_aligned_write(val, addr, mask) do {} while (0)
+#endif
+
+static inline void snd_hdac_reg_writeb(struct hdac_bus *bus, void __iomem *addr,
+				       u8 val)
+{
+	if (snd_hdac_aligned_mmio(bus))
+		snd_hdac_aligned_write(val, addr, 0xff);
+	else
+		writeb(val, addr);
+}
+
+static inline void snd_hdac_reg_writew(struct hdac_bus *bus, void __iomem *addr,
+				       u16 val)
+{
+	if (snd_hdac_aligned_mmio(bus))
+		snd_hdac_aligned_write(val, addr, 0xffff);
+	else
+		writew(val, addr);
+}
+
+static inline u8 snd_hdac_reg_readb(struct hdac_bus *bus, void __iomem *addr)
+{
+	return snd_hdac_aligned_mmio(bus) ?
+		snd_hdac_aligned_read(addr, 0xff) : readb(addr);
+}
+
+static inline u16 snd_hdac_reg_readw(struct hdac_bus *bus, void __iomem *addr)
+{
+	return snd_hdac_aligned_mmio(bus) ?
+		snd_hdac_aligned_read(addr, 0xffff) : readw(addr);
+}
+
+#define snd_hdac_reg_writel(bus, addr, val)	writel(val, addr)
+#define snd_hdac_reg_readl(bus, addr)	readl(addr)
 
 /*
  * macros for easy use
  */
 #define _snd_hdac_chip_writeb(chip, reg, value) \
-	snd_hdac_reg_writeb(value, (chip)->remap_addr + (reg))
+	snd_hdac_reg_writeb(chip, (chip)->remap_addr + (reg), value)
 #define _snd_hdac_chip_readb(chip, reg) \
-	snd_hdac_reg_readb((chip)->remap_addr + (reg))
+	snd_hdac_reg_readb(chip, (chip)->remap_addr + (reg))
 #define _snd_hdac_chip_writew(chip, reg, value) \
-	snd_hdac_reg_writew(value, (chip)->remap_addr + (reg))
+	snd_hdac_reg_writew(chip, (chip)->remap_addr + (reg), value)
 #define _snd_hdac_chip_readw(chip, reg) \
-	snd_hdac_reg_readw((chip)->remap_addr + (reg))
+	snd_hdac_reg_readw(chip, (chip)->remap_addr + (reg))
 #define _snd_hdac_chip_writel(chip, reg, value) \
-	snd_hdac_reg_writel(value, (chip)->remap_addr + (reg))
+	snd_hdac_reg_writel(chip, (chip)->remap_addr + (reg), value)
 #define _snd_hdac_chip_readl(chip, reg) \
-	snd_hdac_reg_readl((chip)->remap_addr + (reg))
+	snd_hdac_reg_readl(chip, (chip)->remap_addr + (reg))
 
 /* read/write a register, pass without AZX_REG_ prefix */
 #define snd_hdac_chip_writel(chip, reg, value) \
@@ -481,6 +513,7 @@ struct hdac_stream {
 	struct snd_pcm_substream *substream;	/* assigned substream,
 						 * set in PCM open
 						 */
+	struct snd_compr_stream *cstream;
 	unsigned int format_val;	/* format value to be set in the
 					 * controller and the codec
 					 */
@@ -495,6 +528,7 @@ struct hdac_stream {
 	bool locked:1;
 	bool stripe:1;			/* apply stripe control */
 
+	u64 curr_pos;
 	/* timestamp */
 	unsigned long start_wallclk;	/* start + minimum wallclk */
 	unsigned long period_wallclk;	/* wallclk for period */
@@ -540,17 +574,17 @@ int snd_hdac_get_stream_stripe_ctl(struct hdac_bus *bus,
  */
 /* read/write a register, pass without AZX_REG_ prefix */
 #define snd_hdac_stream_writel(dev, reg, value) \
-	snd_hdac_reg_writel(value, (dev)->sd_addr + AZX_REG_ ## reg)
+	snd_hdac_reg_writel((dev)->bus, (dev)->sd_addr + AZX_REG_ ## reg, value)
 #define snd_hdac_stream_writew(dev, reg, value) \
-	snd_hdac_reg_writew(value, (dev)->sd_addr + AZX_REG_ ## reg)
+	snd_hdac_reg_writew((dev)->bus, (dev)->sd_addr + AZX_REG_ ## reg, value)
 #define snd_hdac_stream_writeb(dev, reg, value) \
-	snd_hdac_reg_writeb(value, (dev)->sd_addr + AZX_REG_ ## reg)
+	snd_hdac_reg_writeb((dev)->bus, (dev)->sd_addr + AZX_REG_ ## reg, value)
 #define snd_hdac_stream_readl(dev, reg) \
-	snd_hdac_reg_readl((dev)->sd_addr + AZX_REG_ ## reg)
+	snd_hdac_reg_readl((dev)->bus, (dev)->sd_addr + AZX_REG_ ## reg)
 #define snd_hdac_stream_readw(dev, reg) \
-	snd_hdac_reg_readw((dev)->sd_addr + AZX_REG_ ## reg)
+	snd_hdac_reg_readw((dev)->bus, (dev)->sd_addr + AZX_REG_ ## reg)
 #define snd_hdac_stream_readb(dev, reg) \
-	snd_hdac_reg_readb((dev)->sd_addr + AZX_REG_ ## reg)
+	snd_hdac_reg_readb((dev)->bus, (dev)->sd_addr + AZX_REG_ ## reg)
 
 /* update a register, pass without AZX_REG_ prefix */
 #define snd_hdac_stream_updatel(dev, reg, mask, val) \
diff --git a/include/sound/info.h b/include/sound/info.h
index b01a22913400..7c13bf52cc81 100644
--- a/include/sound/info.h
+++ b/include/sound/info.h
@@ -64,7 +64,7 @@ struct snd_info_entry {
 	unsigned short content;
 	union {
 		struct snd_info_entry_text text;
-		struct snd_info_entry_ops *ops;
+		const struct snd_info_entry_ops *ops;
 	} c;
 	struct snd_info_entry *parent;
 	struct module *module;
diff --git a/include/sound/initval.h b/include/sound/initval.h
index 3ddae2b4177e..a1ff3b4865b4 100644
--- a/include/sound/initval.h
+++ b/include/sound/initval.h
@@ -37,7 +37,7 @@
 #define SNDRV_DEFAULT_PTR	SNDRV_DEFAULT_STR
 
 #ifdef SNDRV_LEGACY_FIND_FREE_IOPORT
-static long snd_legacy_find_free_ioport(long *port_table, long size)
+static long snd_legacy_find_free_ioport(const long *port_table, long size)
 {
 	while (*port_table != -1) {
 		if (request_region(*port_table, size, "ALSA test")) {
@@ -58,7 +58,7 @@ static irqreturn_t snd_legacy_empty_irq_handler(int irq, void *dev_id)
 	return IRQ_HANDLED;
 }
 
-static int snd_legacy_find_free_irq(int *irq_table)
+static int snd_legacy_find_free_irq(const int *irq_table)
 {
 	while (*irq_table != -1) {
 		if (!request_irq(*irq_table, snd_legacy_empty_irq_handler,
@@ -74,7 +74,7 @@ static int snd_legacy_find_free_irq(int *irq_table)
 #endif
 
 #ifdef SNDRV_LEGACY_FIND_FREE_DMA
-static int snd_legacy_find_free_dma(int *dma_table)
+static int snd_legacy_find_free_dma(const int *dma_table)
 {
 	while (*dma_table != -1) {
 		if (!request_dma(*dma_table, "ALSA Test DMA")) {
diff --git a/include/sound/pcm.h b/include/sound/pcm.h
index 8a89fa6fdd5e..f7a95b711100 100644
--- a/include/sound/pcm.h
+++ b/include/sound/pcm.h
@@ -44,6 +44,7 @@ struct snd_pcm_hardware {
 	size_t fifo_size;		/* fifo size in bytes */
 };
 
+struct snd_pcm_status64;
 struct snd_pcm_substream;
 
 struct snd_pcm_audio_tstamp_config; /* definitions further down */
@@ -62,7 +63,7 @@ struct snd_pcm_ops {
 	int (*sync_stop)(struct snd_pcm_substream *substream);
 	snd_pcm_uframes_t (*pointer)(struct snd_pcm_substream *substream);
 	int (*get_time_info)(struct snd_pcm_substream *substream,
-			struct timespec *system_ts, struct timespec *audio_ts,
+			struct timespec64 *system_ts, struct timespec64 *audio_ts,
 			struct snd_pcm_audio_tstamp_config *audio_tstamp_config,
 			struct snd_pcm_audio_tstamp_report *audio_tstamp_report);
 	int (*fill_silence)(struct snd_pcm_substream *substream, int channel,
@@ -343,7 +344,7 @@ static inline void snd_pcm_pack_audio_tstamp_report(__u32 *data, __u32 *accuracy
 struct snd_pcm_runtime {
 	/* -- Status -- */
 	struct snd_pcm_substream *trigger_master;
-	struct timespec trigger_tstamp;	/* trigger timestamp */
+	struct timespec64 trigger_tstamp;	/* trigger timestamp */
 	bool trigger_tstamp_latched;     /* trigger timestamp latched in low-level driver/hardware */
 	int overrange;
 	snd_pcm_uframes_t avail_max;
@@ -421,7 +422,7 @@ struct snd_pcm_runtime {
 	/* -- audio timestamp config -- */
 	struct snd_pcm_audio_tstamp_config audio_tstamp_config;
 	struct snd_pcm_audio_tstamp_report audio_tstamp_report;
-	struct timespec driver_tstamp;
+	struct timespec64 driver_tstamp;
 
 #if IS_ENABLED(CONFIG_SND_PCM_OSS)
 	/* -- OSS things -- */
@@ -558,8 +559,8 @@ int snd_pcm_notify(struct snd_pcm_notify *notify, int nfree);
 int snd_pcm_info(struct snd_pcm_substream *substream, struct snd_pcm_info *info);
 int snd_pcm_info_user(struct snd_pcm_substream *substream,
 		      struct snd_pcm_info __user *info);
-int snd_pcm_status(struct snd_pcm_substream *substream,
-		   struct snd_pcm_status *status);
+int snd_pcm_status64(struct snd_pcm_substream *substream,
+		     struct snd_pcm_status64 *status);
 int snd_pcm_start(struct snd_pcm_substream *substream);
 int snd_pcm_stop(struct snd_pcm_substream *substream, snd_pcm_state_t status);
 int snd_pcm_drain_done(struct snd_pcm_substream *substream);
@@ -643,6 +644,11 @@ void snd_pcm_stream_unlock_irqrestore(struct snd_pcm_substream *substream,
 #define snd_pcm_group_for_each_entry(s, substream) \
 	list_for_each_entry(s, &substream->group->substreams, link_list)
 
+#define for_each_pcm_streams(stream)			\
+	for (stream  = SNDRV_PCM_STREAM_PLAYBACK;	\
+	     stream <= SNDRV_PCM_STREAM_LAST;		\
+	     stream++)
+
 /**
  * snd_pcm_running - Check whether the substream is in a running state
  * @substream: substream to check
@@ -1121,7 +1127,14 @@ snd_pcm_kernel_readv(struct snd_pcm_substream *substream,
 	return __snd_pcm_lib_xfer(substream, bufs, false, frames, true);
 }
 
-int snd_pcm_limit_hw_rates(struct snd_pcm_runtime *runtime);
+int snd_pcm_hw_limit_rates(struct snd_pcm_hardware *hw);
+
+static inline int
+snd_pcm_limit_hw_rates(struct snd_pcm_runtime *runtime)
+{
+	return snd_pcm_hw_limit_rates(&runtime->hw);
+}
+
 unsigned int snd_pcm_rate_to_rate_bit(unsigned int rate);
 unsigned int snd_pcm_rate_bit_to_rate(unsigned int rate_bit);
 unsigned int snd_pcm_rate_mask_intersect(unsigned int rates_a,
@@ -1155,22 +1168,22 @@ static inline void snd_pcm_set_runtime_buffer(struct snd_pcm_substream *substrea
 }
 
 /**
- * snd_pcm_gettime - Fill the timespec depending on the timestamp mode
+ * snd_pcm_gettime - Fill the timespec64 depending on the timestamp mode
  * @runtime: PCM runtime instance
- * @tv: timespec to fill
+ * @tv: timespec64 to fill
  */
 static inline void snd_pcm_gettime(struct snd_pcm_runtime *runtime,
-				   struct timespec *tv)
+				   struct timespec64 *tv)
 {
 	switch (runtime->tstamp_type) {
 	case SNDRV_PCM_TSTAMP_TYPE_MONOTONIC:
-		ktime_get_ts(tv);
+		ktime_get_ts64(tv);
 		break;
 	case SNDRV_PCM_TSTAMP_TYPE_MONOTONIC_RAW:
-		getrawmonotonic(tv);
+		ktime_get_raw_ts64(tv);
 		break;
 	default:
-		getnstimeofday(tv);
+		ktime_get_real_ts64(tv);
 		break;
 	}
 }
@@ -1422,4 +1435,55 @@ static inline u64 pcm_format_to_bits(snd_pcm_format_t pcm_format)
 #define pcm_dbg(pcm, fmt, args...) \
 	dev_dbg((pcm)->card->dev, fmt, ##args)
 
+struct snd_pcm_status64 {
+	snd_pcm_state_t state;		/* stream state */
+	u8 rsvd[4];
+	s64 trigger_tstamp_sec;		/* time when stream was started/stopped/paused */
+	s64 trigger_tstamp_nsec;
+	s64 tstamp_sec;			/* reference timestamp */
+	s64 tstamp_nsec;
+	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 */
+	__u32 audio_tstamp_data;	 /* needed for 64-bit alignment, used for configs/report to/from userspace */
+	s64 audio_tstamp_sec;		/* sample counter, wall clock, PHC or on-demand sync'ed */
+	s64 audio_tstamp_nsec;
+	s64 driver_tstamp_sec;		/* useful in case reference system tstamp is reported with delay */
+	s64 driver_tstamp_nsec;
+	__u32 audio_tstamp_accuracy;	/* in ns units, only valid if indicated in audio_tstamp_data */
+	unsigned char reserved[52-4*sizeof(s64)]; /* must be filled with zero */
+};
+
+#define SNDRV_PCM_IOCTL_STATUS64	_IOR('A', 0x20, struct snd_pcm_status64)
+#define SNDRV_PCM_IOCTL_STATUS_EXT64	_IOWR('A', 0x24, struct snd_pcm_status64)
+
+struct snd_pcm_status32 {
+	snd_pcm_state_t state;		/* stream state */
+	s32 trigger_tstamp_sec;	/* time when stream was started/stopped/paused */
+	s32 trigger_tstamp_nsec;
+	s32 tstamp_sec;		/* reference timestamp */
+	s32 tstamp_nsec;
+	u32 appl_ptr;		/* appl ptr */
+	u32 hw_ptr;		/* hw ptr */
+	s32 delay;		/* current delay in frames */
+	u32 avail;		/* number of frames available */
+	u32 avail_max;		/* max frames available on hw since last status */
+	u32 overrange;		/* count of ADC (capture) overrange detections from last status */
+	snd_pcm_state_t suspended_state;	/* suspended stream state */
+	u32 audio_tstamp_data;	/* needed for 64-bit alignment, used for configs/report to/from userspace */
+	s32 audio_tstamp_sec;	/* sample counter, wall clock, PHC or on-demand sync'ed */
+	s32 audio_tstamp_nsec;
+	s32 driver_tstamp_sec;	/* useful in case reference system tstamp is reported with delay */
+	s32 driver_tstamp_nsec;
+	u32 audio_tstamp_accuracy;	/* in ns units, only valid if indicated in audio_tstamp_data */
+	unsigned char reserved[52-4*sizeof(s32)]; /* must be filled with zero */
+};
+
+#define SNDRV_PCM_IOCTL_STATUS32	_IOR('A', 0x20, struct snd_pcm_status32)
+#define SNDRV_PCM_IOCTL_STATUS_EXT32	_IOWR('A', 0x24, struct snd_pcm_status32)
+
 #endif /* __SOUND_PCM_H */
diff --git a/include/sound/rawmidi.h b/include/sound/rawmidi.h
index 40ab20439fee..a36b7227a15a 100644
--- a/include/sound/rawmidi.h
+++ b/include/sound/rawmidi.h
@@ -77,9 +77,9 @@ struct snd_rawmidi_substream {
 	struct list_head list;		/* list of all substream for given stream */
 	int stream;			/* direction */
 	int number;			/* substream number */
-	unsigned int opened: 1,		/* open flag */
-		     append: 1,		/* append flag (merge more streams) */
-		     active_sensing: 1; /* send active sensing when close */
+	bool opened;			/* open flag */
+	bool append;			/* append flag (merge more streams) */
+	bool active_sensing;		/* send active sensing when close */
 	int use_count;			/* use counter (for output) */
 	size_t bytes;
 	struct snd_rawmidi *rmidi;
diff --git a/include/sound/rt5682.h b/include/sound/rt5682.h
index bc2c31734df1..6bf0e3581056 100644
--- a/include/sound/rt5682.h
+++ b/include/sound/rt5682.h
@@ -24,6 +24,12 @@ enum rt5682_jd_src {
 	RT5682_JD1,
 };
 
+enum rt5682_dai_clks {
+	RT5682_DAI_WCLK_IDX,
+	RT5682_DAI_BCLK_IDX,
+	RT5682_DAI_NUM_CLKS,
+};
+
 struct rt5682_platform_data {
 
 	int ldo1_en; /* GPIO for LDO1_EN */
@@ -32,6 +38,8 @@ struct rt5682_platform_data {
 	enum rt5682_dmic1_clk_pin dmic1_clk_pin;
 	enum rt5682_jd_src jd_src;
 	unsigned int btndet_delay;
+
+	const char *dai_clk_names[RT5682_DAI_NUM_CLKS];
 };
 
 #endif
diff --git a/include/sound/seq_midi_emul.h b/include/sound/seq_midi_emul.h
index d6b74059b4b1..88799d1e1f53 100644
--- a/include/sound/seq_midi_emul.h
+++ b/include/sound/seq_midi_emul.h
@@ -174,7 +174,8 @@ enum {
 };
 
 /* Prototypes for midi_process.c */
-void snd_midi_process_event(struct snd_midi_op *ops, struct snd_seq_event *ev,
+void snd_midi_process_event(const struct snd_midi_op *ops,
+			    struct snd_seq_event *ev,
 			    struct snd_midi_channel_set *chanset);
 void snd_midi_channel_set_clear(struct snd_midi_channel_set *chset);
 struct snd_midi_channel_set *snd_midi_channel_alloc_set(int n);
diff --git a/include/sound/soc-component.h b/include/sound/soc-component.h
index 506f72a6b2c2..154d02fbbfed 100644
--- a/include/sound/soc-component.h
+++ b/include/sound/soc-component.h
@@ -93,8 +93,8 @@ struct snd_soc_component_driver {
 	snd_pcm_uframes_t (*pointer)(struct snd_soc_component *component,
 				     struct snd_pcm_substream *substream);
 	int (*get_time_info)(struct snd_soc_component *component,
-		struct snd_pcm_substream *substream, struct timespec *system_ts,
-		struct timespec *audio_ts,
+		struct snd_pcm_substream *substream, struct timespec64 *system_ts,
+		struct timespec64 *audio_ts,
 		struct snd_pcm_audio_tstamp_config *audio_tstamp_config,
 		struct snd_pcm_audio_tstamp_report *audio_tstamp_report);
 	int (*copy_user)(struct snd_soc_component *component,
diff --git a/include/sound/soc-dai.h b/include/sound/soc-dai.h
index eaaeb00e9e84..7f70db149b81 100644
--- a/include/sound/soc-dai.h
+++ b/include/sound/soc-dai.h
@@ -202,6 +202,8 @@ struct snd_soc_dai_ops {
 
 	int (*set_sdw_stream)(struct snd_soc_dai *dai,
 			void *stream, int direction);
+	void *(*get_sdw_stream)(struct snd_soc_dai *dai, int direction);
+
 	/*
 	 * DAI digital mute - optional.
 	 * Called by soc-core to minimise any pops.
@@ -322,9 +324,7 @@ struct snd_soc_dai {
 	struct snd_soc_dai_driver *driver;
 
 	/* DAI runtime info */
-	unsigned int capture_active;		/* stream usage count */
-	unsigned int playback_active;		/* stream usage count */
-	unsigned int probed:1;
+	unsigned int stream_active[SNDRV_PCM_STREAM_LAST + 1]; /* usage count */
 
 	unsigned int active;
 
@@ -348,8 +348,27 @@ struct snd_soc_dai {
 	unsigned int rx_mask;
 
 	struct list_head list;
+
+	/* bit field */
+	unsigned int probed:1;
+	unsigned int started:1;
 };
 
+static inline struct snd_soc_pcm_stream *
+snd_soc_dai_get_pcm_stream(const struct snd_soc_dai *dai, int stream)
+{
+	return (stream == SNDRV_PCM_STREAM_PLAYBACK) ?
+		&dai->driver->playback : &dai->driver->capture;
+}
+
+static inline
+struct snd_soc_dapm_widget *snd_soc_dai_get_widget(
+	struct snd_soc_dai *dai, int stream)
+{
+	return (stream == SNDRV_PCM_STREAM_PLAYBACK) ?
+		dai->playback_widget : dai->capture_widget;
+}
+
 static inline void *snd_soc_dai_get_dma_data(const struct snd_soc_dai *dai,
 					     const struct snd_pcm_substream *ss)
 {
@@ -406,4 +425,23 @@ static inline int snd_soc_dai_set_sdw_stream(struct snd_soc_dai *dai,
 		return -ENOTSUPP;
 }
 
+/**
+ * snd_soc_dai_get_sdw_stream() - Retrieves SDW stream from DAI
+ * @dai: DAI
+ * @direction: Stream direction(Playback/Capture)
+ *
+ * This routine only retrieves that was previously configured
+ * with snd_soc_dai_get_sdw_stream()
+ *
+ * Returns pointer to stream or NULL;
+ */
+static inline void *snd_soc_dai_get_sdw_stream(struct snd_soc_dai *dai,
+					       int direction)
+{
+	if (dai->driver->ops->get_sdw_stream)
+		return dai->driver->ops->get_sdw_stream(dai, direction);
+	else
+		return NULL;
+}
+
 #endif
diff --git a/include/sound/soc-dapm.h b/include/sound/soc-dapm.h
index 1b6afbc1a4ed..08495f8d86dc 100644
--- a/include/sound/soc-dapm.h
+++ b/include/sound/soc-dapm.h
@@ -482,6 +482,7 @@ int snd_soc_dapm_dai_get_connected_widgets(struct snd_soc_dai *dai, int stream,
 	struct snd_soc_dapm_widget_list **list,
 	bool (*custom_stop_condition)(struct snd_soc_dapm_widget *,
 				      enum snd_soc_dapm_direction));
+void snd_soc_dapm_dai_free_widgets(struct snd_soc_dapm_widget_list **list);
 
 struct snd_soc_dapm_context *snd_soc_dapm_kcontrol_dapm(
 	struct snd_kcontrol *kcontrol);
@@ -691,6 +692,11 @@ struct snd_soc_dapm_widget_list {
 	struct snd_soc_dapm_widget *widgets[0];
 };
 
+#define for_each_dapm_widgets(list, i, widget)				\
+	for ((i) = 0;							\
+	     (i) < list->num_widgets && (widget = list->widgets[i]);	\
+	     (i)++)
+
 struct snd_soc_dapm_stats {
 	int power_checks;
 	int path_checks;
diff --git a/include/sound/soc-dpcm.h b/include/sound/soc-dpcm.h
index b654ebfc8766..0f6c50b17bba 100644
--- a/include/sound/soc-dpcm.h
+++ b/include/sound/soc-dpcm.h
@@ -132,17 +132,8 @@ int snd_soc_dpcm_be_can_update(struct snd_soc_pcm_runtime *fe,
 struct snd_pcm_substream *
 	snd_soc_dpcm_get_substream(struct snd_soc_pcm_runtime *be, int stream);
 
-/* get the BE runtime state */
-enum snd_soc_dpcm_state
-	snd_soc_dpcm_be_get_state(struct snd_soc_pcm_runtime *be, int stream);
-
-/* set the BE runtime state */
-void snd_soc_dpcm_be_set_state(struct snd_soc_pcm_runtime *be, int stream,
-	enum snd_soc_dpcm_state state);
-
-/* internal use only */
-int soc_dpcm_be_digital_mute(struct snd_soc_pcm_runtime *fe, int mute);
-int soc_dpcm_runtime_update(struct snd_soc_card *);
+/* update audio routing between PCMs and any DAI links */
+int snd_soc_dpcm_runtime_update(struct snd_soc_card *card);
 
 #ifdef CONFIG_DEBUG_FS
 void soc_dpcm_debugfs_add(struct snd_soc_pcm_runtime *rtd);
@@ -154,6 +145,7 @@ static inline void soc_dpcm_debugfs_add(struct snd_soc_pcm_runtime *rtd)
 
 int dpcm_path_get(struct snd_soc_pcm_runtime *fe,
 	int stream, struct snd_soc_dapm_widget_list **list_);
+void dpcm_path_put(struct snd_soc_dapm_widget_list **list);
 int dpcm_process_paths(struct snd_soc_pcm_runtime *fe,
 	int stream, struct snd_soc_dapm_widget_list **list, int new);
 int dpcm_be_dai_startup(struct snd_soc_pcm_runtime *fe, int stream);
@@ -167,10 +159,4 @@ int dpcm_be_dai_prepare(struct snd_soc_pcm_runtime *fe, int stream);
 int dpcm_dapm_stream_event(struct snd_soc_pcm_runtime *fe, int dir,
 	int event);
 
-static inline void dpcm_path_put(struct snd_soc_dapm_widget_list **list)
-{
-	kfree(*list);
-}
-
-
 #endif
diff --git a/include/sound/soc.h b/include/sound/soc.h
index efb8bad7b0fa..d97c4aa779a2 100644
--- a/include/sound/soc.h
+++ b/include/sound/soc.h
@@ -471,6 +471,9 @@ bool snd_soc_runtime_ignore_pmdown_time(struct snd_soc_pcm_runtime *rtd);
 void snd_soc_runtime_activate(struct snd_soc_pcm_runtime *rtd, int stream);
 void snd_soc_runtime_deactivate(struct snd_soc_pcm_runtime *rtd, int stream);
 
+int snd_soc_runtime_calc_hw(struct snd_soc_pcm_runtime *rtd,
+			    struct snd_pcm_hardware *hw, int stream);
+
 int snd_soc_runtime_set_dai_fmt(struct snd_soc_pcm_runtime *rtd,
 	unsigned int dai_fmt);
 
@@ -855,6 +858,11 @@ struct snd_soc_dai_link {
 	     ((platform) = &link->platforms[i]);			\
 	     (i)++)
 
+#define for_each_link_cpus(link, i, cpu)				\
+	for ((i) = 0;							\
+	     ((i) < link->num_cpus) && ((cpu) = &link->cpus[i]);	\
+	     (i)++)
+
 /*
  * Sample 1 : Single CPU/Codec/Platform
  *
@@ -1110,6 +1118,14 @@ struct snd_soc_card {
 #define for_each_card_components(card, component)			\
 	list_for_each_entry(component, &(card)->component_dev_list, card_list)
 
+#define for_each_card_dapms(card, dapm)					\
+	list_for_each_entry(dapm, &card->dapm_list, list)
+
+#define for_each_card_widgets(card, w)\
+	list_for_each_entry(w, &card->widgets, list)
+#define for_each_card_widgets_safe(card, w, _w)	\
+	list_for_each_entry_safe(w, _w, &card->widgets, list)
+
 /* SoC machine DAI configuration, glues a codec and cpu DAI together */
 struct snd_soc_pcm_runtime {
 	struct device *dev;
@@ -1133,6 +1149,9 @@ struct snd_soc_pcm_runtime {
 	struct snd_soc_dai **codec_dais;
 	unsigned int num_codecs;
 
+	struct snd_soc_dai **cpu_dais;
+	unsigned int num_cpus;
+
 	struct delayed_work delayed_work;
 	void (*close_delayed_work_func)(struct snd_soc_pcm_runtime *rtd);
 #ifdef CONFIG_DEBUG_FS
@@ -1153,13 +1172,20 @@ struct snd_soc_pcm_runtime {
 	for ((i) = 0;							\
 	     ((i) < rtd->num_components) && ((component) = rtd->components[i]);\
 	     (i)++)
-#define for_each_rtd_codec_dai(rtd, i, dai)\
-	for ((i) = 0;						       \
-	     ((i) < rtd->num_codecs) && ((dai) = rtd->codec_dais[i]); \
+#define for_each_rtd_cpu_dais(rtd, i, dai)				\
+	for ((i) = 0;							\
+	     ((i) < rtd->num_cpus) && ((dai) = rtd->cpu_dais[i]);	\
+	     (i)++)
+#define for_each_rtd_cpu_dais_rollback(rtd, i, dai)		\
+	for (; (--(i) >= 0) && ((dai) = rtd->cpu_dais[i]);)
+#define for_each_rtd_codec_dais(rtd, i, dai)				\
+	for ((i) = 0;							\
+	     ((i) < rtd->num_codecs) && ((dai) = rtd->codec_dais[i]);	\
 	     (i)++)
-#define for_each_rtd_codec_dai_rollback(rtd, i, dai)		\
+#define for_each_rtd_codec_dais_rollback(rtd, i, dai)		\
 	for (; (--(i) >= 0) && ((dai) = rtd->codec_dais[i]);)
 
+
 void snd_soc_close_delayed_work(struct snd_soc_pcm_runtime *rtd);
 
 /* mixer control */
diff --git a/include/sound/sof/header.h b/include/sound/sof/header.h
index bf3edd9c08b4..b79479575cc8 100644
--- a/include/sound/sof/header.h
+++ b/include/sound/sof/header.h
@@ -51,6 +51,7 @@
 #define SOF_IPC_GLB_TRACE_MSG			SOF_GLB_TYPE(0x9U)
 #define SOF_IPC_GLB_GDB_DEBUG                   SOF_GLB_TYPE(0xAU)
 #define SOF_IPC_GLB_TEST_MSG			SOF_GLB_TYPE(0xBU)
+#define SOF_IPC_GLB_PROBE			SOF_GLB_TYPE(0xCU)
 
 /*
  * DSP Command Message Types
@@ -102,6 +103,16 @@
 #define SOF_IPC_STREAM_VORBIS_PARAMS		SOF_CMD_TYPE(0x010)
 #define SOF_IPC_STREAM_VORBIS_FREE		SOF_CMD_TYPE(0x011)
 
+/* probe */
+#define SOF_IPC_PROBE_INIT			SOF_CMD_TYPE(0x001)
+#define SOF_IPC_PROBE_DEINIT			SOF_CMD_TYPE(0x002)
+#define SOF_IPC_PROBE_DMA_ADD			SOF_CMD_TYPE(0x003)
+#define SOF_IPC_PROBE_DMA_INFO			SOF_CMD_TYPE(0x004)
+#define SOF_IPC_PROBE_DMA_REMOVE		SOF_CMD_TYPE(0x005)
+#define SOF_IPC_PROBE_POINT_ADD		SOF_CMD_TYPE(0x006)
+#define SOF_IPC_PROBE_POINT_INFO		SOF_CMD_TYPE(0x007)
+#define SOF_IPC_PROBE_POINT_REMOVE		SOF_CMD_TYPE(0x008)
+
 /* trace */
 #define SOF_IPC_TRACE_DMA_PARAMS		SOF_CMD_TYPE(0x001)
 #define SOF_IPC_TRACE_DMA_POSITION		SOF_CMD_TYPE(0x002)
diff --git a/include/sound/sof/info.h b/include/sound/sof/info.h
index 1c560144996c..438a11fcf272 100644
--- a/include/sound/sof/info.h
+++ b/include/sound/sof/info.h
@@ -28,9 +28,9 @@
 
 /* extended data types that can be appended onto end of sof_ipc_fw_ready */
 enum sof_ipc_ext_data {
-	SOF_IPC_EXT_DMA_BUFFER = 0,
-	SOF_IPC_EXT_WINDOW,
-	SOF_IPC_EXT_CC_INFO,
+	SOF_IPC_EXT_UNUSED		= 0,
+	SOF_IPC_EXT_WINDOW		= 1,
+	SOF_IPC_EXT_CC_INFO		= 2,
 };
 
 /* FW version - SOF_IPC_GLB_VERSION */
@@ -83,22 +83,6 @@ struct sof_ipc_ext_data_hdr {
 	uint32_t type;		/**< SOF_IPC_EXT_ */
 } __packed;
 
-struct sof_ipc_dma_buffer_elem {
-	struct sof_ipc_hdr hdr;
-	uint32_t type;		/**< SOF_IPC_REGION_ */
-	uint32_t id;		/**< platform specific - used to map to host memory */
-	struct sof_ipc_host_buffer buffer;
-} __packed;
-
-/* extended data DMA buffers for IPC, trace and debug */
-struct sof_ipc_dma_buffer_data {
-	struct sof_ipc_ext_data_hdr ext_hdr;
-	uint32_t num_buffers;
-
-	/* host files in buffer[n].buffer */
-	struct sof_ipc_dma_buffer_elem buffer[];
-}  __packed;
-
 struct sof_ipc_window_elem {
 	struct sof_ipc_hdr hdr;
 	uint32_t type;		/**< SOF_IPC_REGION_ */
diff --git a/include/sound/sof/topology.h b/include/sound/sof/topology.h
index 8e76178fedf0..402e0250c508 100644
--- a/include/sound/sof/topology.h
+++ b/include/sound/sof/topology.h
@@ -53,9 +53,10 @@ struct sof_ipc_comp {
 	uint32_t id;
 	enum sof_comp_type type;
 	uint32_t pipeline_id;
+	uint32_t core;
 
 	/* reserved for future use */
-	uint32_t reserved[2];
+	uint32_t reserved[1];
 } __packed;
 
 /*
diff --git a/include/sound/timer.h b/include/sound/timer.h
index a53e37bcd746..23e885d31525 100644
--- a/include/sound/timer.h
+++ b/include/sound/timer.h
@@ -89,7 +89,7 @@ struct snd_timer_instance {
 			  unsigned long ticks, unsigned long resolution);
 	void (*ccallback) (struct snd_timer_instance * timeri,
 			   int event,
-			   struct timespec * tstamp,
+			   struct timespec64 * tstamp,
 			   unsigned long resolution);
 	void (*disconnect)(struct snd_timer_instance *timeri);
 	void *callback_data;
@@ -113,7 +113,7 @@ struct snd_timer_instance {
  */
 
 int snd_timer_new(struct snd_card *card, char *id, struct snd_timer_id *tid, struct snd_timer **rtimer);
-void snd_timer_notify(struct snd_timer *timer, int event, struct timespec *tstamp);
+void snd_timer_notify(struct snd_timer *timer, int event, struct timespec64 *tstamp);
 int snd_timer_global_new(char *id, int device, struct snd_timer **rtimer);
 int snd_timer_global_free(struct snd_timer *timer);
 int snd_timer_global_register(struct snd_timer *timer);
diff --git a/include/sound/vx_core.h b/include/sound/vx_core.h
index 84569ddf85e1..1ddd3036bdfc 100644
--- a/include/sound/vx_core.h
+++ b/include/sound/vx_core.h
@@ -147,8 +147,8 @@ struct vx_core {
 	/* ports are defined externally */
 
 	/* low-level functions */
-	struct snd_vx_hardware *hw;
-	struct snd_vx_ops *ops;
+	const struct snd_vx_hardware *hw;
+	const struct snd_vx_ops *ops;
 
 	struct mutex lock;
 
@@ -193,8 +193,9 @@ struct vx_core {
 /*
  * constructor
  */
-struct vx_core *snd_vx_create(struct snd_card *card, struct snd_vx_hardware *hw,
-			      struct snd_vx_ops *ops, int extra_size);
+struct vx_core *snd_vx_create(struct snd_card *card,
+			      const struct snd_vx_hardware *hw,
+			      const struct snd_vx_ops *ops, int extra_size);
 int snd_vx_setup_firmware(struct vx_core *chip);
 int snd_vx_load_boot_image(struct vx_core *chip, const struct firmware *dsp);
 int snd_vx_dsp_boot(struct vx_core *chip, const struct firmware *dsp);