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     ˆÂÇ294Á¾Å &    /* SPDX-License-Identifier: GPL-2.0 */
#ifndef __SMC911X_H__
#define __SMC911X_H__

#define SMC911X_USE_16BIT (1 << 0)
#define SMC911X_USE_32BIT (1 << 1)

struct smc911x_platdata {
	unsigned long flags;
	unsigned long irq_flags; /* IRQF_... */
	int irq_polarity;
};

#endif /* __SMC911X_H__ */
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     ˆÃÈƒy×Â¿Æ "8    /* SPDX-License-Identifier: GPL-2.0 */
/*
 * linux/include/linux/nfs_page.h
 *
 * Copyright (C) 2000 Trond Myklebust
 *
 * NFS page cache wrapper.
 */

#ifndef _LINUX_NFS_PAGE_H
#define _LINUX_NFS_PAGE_H


#include <linux/list.h>
#include <linux/pagemap.h>
#include <linux/wait.h>
#include <linux/sunrpc/auth.h>
#include <linux/nfs_xdr.h>

#include <linux/kref.h>

/*
 * Valid flags for a dirty buffer
 */
enum {
	PG_BUSY = 0,		/* nfs_{un}lock_request */
	PG_MAPPED,		/* page private set for buffered io */
	PG_FOLIO,		/* Tracking a folio (unset for O_DIRECT) */
	PG_CLEAN,		/* write succeeded */
	PG_COMMIT_TO_DS,	/* used by pnfs layouts */
	PG_INODE_REF,		/* extra ref held by inode when in writeback */
	PG_HEADLOCK,		/* page group lock of wb_head */
	PG_TEARDOWN,		/* page group sync for destroy */
	PG_UNLOCKPAGE,		/* page group sync bit in read path */
	PG_UPTODATE,		/* page group sync bit in read path */
	PG_WB_END,		/* page group sync bit in write path */
	PG_REMOVE,		/* page group sync bit in write path */
	PG_CONTENDED1,		/* Is someone waiting for a lock? */
	PG_CONTENDED2,		/* Is someone waiting for a lock? */
};

struct nfs_inode;
struct nfs_page {
	struct list_head	wb_list;	/* Defines state of page: */
	union {
		struct page	*wb_page;	/* page to read in/write out */
		struct folio	*wb_folio;
	};
	struct nfs_lock_context	*wb_lock_context;	/* lock context info */
	pgoff_t			wb_index;	/* Offset >> PAGE_SHIFT */
	unsigned int		wb_offset,	/* Offset & ~PAGE_MASK */
				wb_pgbase,	/* Start of page data */
				wb_bytes;	/* Length of request */
	struct kref		wb_kref;	/* reference count */
	unsigned long		wb_flags;
	struct nfs_write_verifier	wb_verf;	/* Commit cookie */
	struct nfs_page		*wb_this_page;  /* list of reqs for this page */
	struct nfs_page		*wb_head;       /* head pointer for req list */
	unsigned short		wb_nio;		/* Number of I/O attempts */
};

struct nfs_pgio_mirror;
struct nfs_pageio_descriptor;
struct nfs_pageio_ops {
	void	(*pg_init)(struct nfs_pageio_descriptor *, struct nfs_page *);
	size_t	(*pg_test)(struct nfs_pageio_descriptor *, struct nfs_page *,
			   struct nfs_page *);
	int	(*pg_doio)(struct nfs_pageio_descriptor *);
	unsigned int	(*pg_get_mirror_count)(struct nfs_pageio_descriptor *,
				       struct nfs_page *);
	void	(*pg_cleanup)(struct nfs_pageio_descriptor *);
	struct nfs_pgio_mirror *
		(*pg_get_mirror)(struct nfs_pageio_descriptor *, u32);
	u32	(*pg_set_mirror)(struct nfs_pageio_descriptor *, u32);
};

struct nfs_rw_ops {
	struct nfs_pgio_header *(*rw_alloc_header)(void);
	void (*rw_free_header)(struct nfs_pgio_header *);
	int  (*rw_done)(struct rpc_task *, struct nfs_pgio_header *,
			struct inode *);
	void (*rw_result)(struct rpc_task *, struct nfs_pgio_header *);
	void (*rw_initiate)(struct nfs_pgio_header *, struct rpc_message *,
			    const struct nfs_rpc_ops *,
			    struct rpc_task_setup *, int);
};

struct nfs_pgio_mirror {
	struct list_head	pg_list;
	unsigned long		pg_bytes_written;
	size_t			pg_count;
	size_t			pg_bsize;
	unsigned int		pg_base;
	unsigned char		pg_recoalesce : 1;
};

struct nfs_pageio_descriptor {
	struct inode		*pg_inode;
	const struct nfs_pageio_ops *pg_ops;
	const struct nfs_rw_ops *pg_rw_ops;
	int 			pg_ioflags;
	int			pg_error;
	const struct rpc_call_ops *pg_rpc_callops;
	const struct nfs_pgio_completion_ops *pg_completion_ops;
	struct pnfs_layout_segment *pg_lseg;
	struct nfs_io_completion *pg_io_completion;
	struct nfs_direct_req	*pg_dreq;
#ifdef CONFIG_NFS_FSCACHE
	void			*pg_netfs;
#endif
	unsigned int		pg_bsize;	/* default bsize for mirrors */

	u32			pg_mirror_count;
	struct nfs_pgio_mirror	*pg_mirrors;
	struct nfs_pgio_mirror	pg_mirrors_static[1]