auto
      ˆl–ßi~”Je¶…8 �q¦î	•1hßÁ0À¿  9   ˆl–Ðz¾””ÔD¨ 	Å ÍÆ�¸ÈÅ£Âƒh¹a–Ðz¾””ÔD¨ 	Å ÍÆ�¸ÈÅ£Á      DRIVER=pcspkr
MODALIAS=platform:pcspkr
  *   ˆl–Ü4ý( ©³( 	Å€fàB¦-ÿÄƒ_†I|¥�+ÀÃ !    /* SPDX-License-Identifier: GPL-2.0-only */
/*
 * Copyright (C) 2003 Sistina Software
 * Copyright (C) 2004 - 2008 Red Hat, Inc. All rights reserved.
 *
 * Device-Mapper low-level I/O.
 *
 * This file is released under the GPL.
 */

#ifndef _LINUX_DM_IO_H
#define _LINUX_DM_IO_H

#ifdef __KERNEL__

#include <linux/types.h>
#include <linux/blk_types.h>

struct dm_io_region {
	struct block_device *bdev;
	sector_t sector;
	sector_t count;		/* If this is zero the region is ignored. */
};

struct page_list {
	struct page_list *next;
	struct page *page;
};

typedef void (*io_notify_fn)(unsigned int long error, void *context);

enum dm_io_mem_type {
	DM_IO_PAGE_LIST,/* Page list */
	DM_IO_BIO,	/* Bio vector */
	DM_IO_VMA,	/* Virtual memory area */
	DM_IO_KMEM,	/* Kernel memory */
};

struct dm_io_memory {
	enum dm_io_mem_type type;

	unsigned int offset;

	union {
		struct page_list *pl;
		struct bio *bio;
		void *vma;
		void *addr;
	} ptr;
};

struct dm_io_notify {
	io_notify_fn fn;	/* Callback for asynchronous requests */
	void *context;		/* Passed to callback */
};

/*
 * IO request structure
 */
struct dm_io_client;
struct dm_io_request {
	blk_opf_t	    bi_opf;	/* Request type and flags */
	struct dm_io_memory mem;	/* Memory to use for io */
	struct dm_io_notify notify;	/* Synchronous if notify.fn is NULL */
	struct dm_io_client *client;	/* Client memory handler */
};

/*
 * For async io calls, users can alternatively use the dm_io() function below
 * and dm_io_client_create() to create private mempools for the client.
 *
 * Create/destroy may block.
 */
struct dm_io_client *dm_io_client_create(void);
void dm_io_client_destroy(struct dm_io_client *client);

/*
 * IO interface using private per-client pools.
 * Each bit in the optional 'sync_error_bits' bitset indicates whether an
 * error occurred doing io to the corresponding region.
 */
int dm_io(struct dm_io_request *io_req, unsigned int num_regions,
	  struct dm_io_region *region, unsigned int long *sync_error_bits,
	  unsigned short ioprio);

#endif	/* __KERNEL__ */
#endif	/* _LINUX_DM_IO_H */
     	ˆ¿Å„Bt¾ÀÃ 7¾    	// SPDX-License-Identifier: GPL-2.0+
/*
 * Copyright (c) 2017 Ruslan Bilovol <ruslan.bilovol@gmail.com>
 *
 * This file holds USB constants and structures defined
 * by the USB DEVICE CLASS DEFINITION FOR AUDIO DEVICES Release 3.0.
 */

#ifndef __LINUX_USB_AUDIO_V3_H
#define __LINUX_USB_AUDIO_V3_H

#include <linux/types.h>

/*
 * v1.0, v2.0 and v3.0 of this standard have many things in common. For the rest
 * of the definitions, please refer to audio.h and audio-v2.h
 */

/* All High Capability descriptors have these 2 fields at the beginning */
struct uac3_hc_descriptor_header {
	__le16 wLength;
	__u8 bDescriptorType;
	__u8 bDescriptorSubtype;
	__le16 wDescriptorID;
} __attribute__ ((packed));

/* 4.3.1 CLUSTER DESCRIPTOR HEADER */
struct uac3_cluster_header_descriptor {
	__le16 wLength;
	__u8 bDescriptorType;
	__u8 bDescriptorSubtype;
	__le16 wDescriptorID;
	__u8 bNrChannels;
} __attribute__ ((packed));

/* 4.3.2.1 SEGMENTS */
struct uac3_cluster_segment_descriptor {
	__le16 wLength;
	__u8 bSegmentType;
	/* __u8[0]; segment-specific data */
} __attribute__ ((packed));

/* 4.3.2.1.1 END SEGMENT */
struct uac3_cluster_end_segment_descriptor {
	__le16 wLength;
	__u8 bSegmentType;		/* Constant END_SEGMENT */
} __attribute__ ((packed));

/* 4.3.2.1.3.1 INFORMATION SEGMENT */
struct uac3_cluster_information_segment_descriptor {
	__le16 wLength;
	__u8 bSegmentType;
	__u8 bChPurpose;
	__u8 bChRelationship;
	__u8 bChGroupID;
} __attribute__ ((packed));

/* 4.5.2 CLASS-SPECIFIC AC INTERFACE DESCRIPTOR */
struct uac3_ac_header_descriptor {
	__u8 bLength;			/* 10 */
	__u8 bDescriptorType;		/* CS_INTERFACE descriptor type */
	__u8 bDescriptorSubtype;	/* HEADER descriptor subtype */
	__u8 bCategory;

	/* includes Clock Source, Unit, Terminal, and