include/linux/agpgart.h - kernel/msm - Gitiles

 /*
  * AGPGART module version 0.99
  * Copyright (C) 1999 Jeff Hartmann
  * Copyright (C) 1999 Precision Insight, Inc.
  * Copyright (C) 1999 Xi Graphics, Inc.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a
  * copy of this software and associated documentation files (the "Software"),
  * to deal in the Software without restriction, including without limitation
  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  * and/or sell copies of the Software, and to permit persons to whom the
  * Software is furnished to do so, subject to the following conditions:
  *
  * The above copyright notice and this permission notice shall be included
  * in all copies or substantial portions of the Software.
  *
  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  * JEFF HARTMANN, OR ANY OTHER CONTRIBUTORS BE LIABLE FOR ANY CLAIM,
  * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
  * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE
  * OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  *
  */

 #ifndef _AGP_H
 #define _AGP_H 1

 #define AGPIOC_BASE       'A'
 #define AGPIOC_INFO       _IOR (AGPIOC_BASE, 0, struct agp_info*)
 #define AGPIOC_ACQUIRE    _IO  (AGPIOC_BASE, 1)
 #define AGPIOC_RELEASE    _IO  (AGPIOC_BASE, 2)
 #define AGPIOC_SETUP      _IOW (AGPIOC_BASE, 3, struct agp_setup*)
 #define AGPIOC_RESERVE    _IOW (AGPIOC_BASE, 4, struct agp_region*)
 #define AGPIOC_PROTECT    _IOW (AGPIOC_BASE, 5, struct agp_region*)
 #define AGPIOC_ALLOCATE   _IOWR(AGPIOC_BASE, 6, struct agp_allocate*)
 #define AGPIOC_DEALLOCATE _IOW (AGPIOC_BASE, 7, int)
 #define AGPIOC_BIND       _IOW (AGPIOC_BASE, 8, struct agp_bind*)
 #define AGPIOC_UNBIND     _IOW (AGPIOC_BASE, 9, struct agp_unbind*)

 #define AGP_DEVICE      "/dev/agpgart"

 #ifndef TRUE
 #define TRUE 1
 #endif

 #ifndef FALSE
 #define FALSE 0
 #endif

 #ifndef __KERNEL__
 #include <linux/types.h>
 #include <asm/types.h>

 struct agp_version {
 	__u16 major;
 	__u16 minor;
 };

 typedef struct _agp_info {
 	struct agp_version version;	/* version of the driver        */
 	__u32 bridge_id;	/* bridge vendor/device         */
 	__u32 agp_mode;		/* mode info of bridge          */
 	unsigned long aper_base;/* base of aperture             */
 	size_t aper_size;	/* size of aperture             */
 	size_t pg_total;	/* max pages (swap + system)    */
 	size_t pg_system;	/* max pages (system)           */
 	size_t pg_used;		/* current pages used           */
 } agp_info;

 typedef struct _agp_setup {
 	__u32 agp_mode;		/* mode info of bridge          */
 } agp_setup;

 /*
  * The "prot" down below needs still a "sleep" flag somehow ...
  */
 typedef struct _agp_segment {
 	off_t pg_start;		/* starting page to populate    */
 	size_t pg_count;	/* number of pages              */
 	int prot;		/* prot flags for mmap          */
 } agp_segment;

 typedef struct _agp_region {
 	pid_t pid;		/* pid of process               */
 	size_t seg_count;	/* number of segments           */
 	struct _agp_segment *seg_list;
 } agp_region;

 typedef struct _agp_allocate {
 	int key;		/* tag of allocation            */
 	size_t pg_count;	/* number of pages              */
 	__u32 type;		/* 0 == normal, other devspec   */
    	__u32 physical;         /* device specific (some devices
 				 * need a phys address of the
 				 * actual page behind the gatt
 				 * table)                        */
 } agp_allocate;

 typedef struct _agp_bind {
 	int key;		/* tag of allocation            */
 	off_t pg_start;		/* starting page to populate    */
 } agp_bind;

 typedef struct _agp_unbind {
 	int key;		/* tag of allocation            */
 	__u32 priority;		/* priority for paging out      */
 } agp_unbind;

 #else				/* __KERNEL__ */
 #include <linux/mutex.h>
 #include <linux/agp_backend.h>

 #define AGPGART_MINOR 175

 struct agp_info {
 	struct agp_version version;	/* version of the driver        */
 	u32 bridge_id;		/* bridge vendor/device         */
 	u32 agp_mode;		/* mode info of bridge          */
 	unsigned long aper_base;/* base of aperture             */
 	size_t aper_size;	/* size of aperture             */
 	size_t pg_total;	/* max pages (swap + system)    */
 	size_t pg_system;	/* max pages (system)           */
 	size_t pg_used;		/* current pages used           */
 };

 struct agp_setup {
 	u32 agp_mode;		/* mode info of bridge          */
 };

 /*
  * The "prot" down below needs still a "sleep" flag somehow ...
  */
 struct agp_segment {
 	off_t pg_start;		/* starting page to populate    */
 	size_t pg_count;	/* number of pages              */
 	int prot;		/* prot flags for mmap          */
 };

 struct agp_segment_priv {
 	off_t pg_start;
 	size_t pg_count;
 	pgprot_t prot;
 };

 struct agp_region {
 	pid_t pid;		/* pid of process               */
 	size_t seg_count;	/* number of segments           */
 	struct agp_segment *seg_list;
 };

 struct agp_allocate {
 	int key;		/* tag of allocation            */
 	size_t pg_count;	/* number of pages              */
 	u32 type;		/* 0 == normal, other devspec   */
 	u32 physical;           /* device specific (some devices
 				 * need a phys address of the
 				 * actual page behind the gatt
 				 * table)                        */
 };

 struct agp_bind {
 	int key;		/* tag of allocation            */
 	off_t pg_start;		/* starting page to populate    */
 };

 struct agp_unbind {
 	int key;		/* tag of allocation            */
 	u32 priority;		/* priority for paging out      */
 };

 struct agp_client {
 	struct agp_client *next;
 	struct agp_client *prev;
 	pid_t pid;
 	int num_segments;
 	struct agp_segment_priv **segments;
 };

 struct agp_controller {
 	struct agp_controller *next;
 	struct agp_controller *prev;
 	pid_t pid;
 	int num_clients;
 	struct agp_memory *pool;
 	struct agp_client *clients;
 };

 #define AGP_FF_ALLOW_CLIENT		0
 #define AGP_FF_ALLOW_CONTROLLER 	1
 #define AGP_FF_IS_CLIENT		2
 #define AGP_FF_IS_CONTROLLER		3
 #define AGP_FF_IS_VALID 		4

 struct agp_file_private {
 	struct agp_file_private *next;
 	struct agp_file_private *prev;
 	pid_t my_pid;
 	unsigned long access_flags;	/* long req'd for set_bit --RR */
 };

 struct agp_front_data {
 	struct mutex agp_mutex;
 	struct agp_controller *current_controller;
 	struct agp_controller *controllers;
 	struct agp_file_private *file_priv_list;
 	u8 used_by_controller;
 	u8 backend_acquired;
 };

 #endif				/* __KERNEL__ */

 #endif				/* _AGP_H */
	/*
	* AGPGART module version 0.99
	* Copyright (C) 1999 Jeff Hartmann
	* Copyright (C) 1999 Precision Insight, Inc.
	* Copyright (C) 1999 Xi Graphics, Inc.
	*
	* Permission is hereby granted, free of charge, to any person obtaining a
	* copy of this software and associated documentation files (the "Software"),
	* to deal in the Software without restriction, including without limitation
	* the rights to use, copy, modify, merge, publish, distribute, sublicense,
	* and/or sell copies of the Software, and to permit persons to whom the
	* Software is furnished to do so, subject to the following conditions:
	*
	* The above copyright notice and this permission notice shall be included
	* in all copies or substantial portions of the Software.
	*
	* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
	* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
	* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
	* JEFF HARTMANN, OR ANY OTHER CONTRIBUTORS BE LIABLE FOR ANY CLAIM,
	* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
	* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE
	* OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
	*
	*/

	#ifndef _AGP_H
	#define _AGP_H 1

	#define AGPIOC_BASE 'A'
	#define AGPIOC_INFO _IOR (AGPIOC_BASE, 0, struct agp_info*)
	#define AGPIOC_ACQUIRE _IO (AGPIOC_BASE, 1)
	#define AGPIOC_RELEASE _IO (AGPIOC_BASE, 2)
	#define AGPIOC_SETUP _IOW (AGPIOC_BASE, 3, struct agp_setup*)
	#define AGPIOC_RESERVE _IOW (AGPIOC_BASE, 4, struct agp_region*)
	#define AGPIOC_PROTECT _IOW (AGPIOC_BASE, 5, struct agp_region*)
	#define AGPIOC_ALLOCATE _IOWR(AGPIOC_BASE, 6, struct agp_allocate*)
	#define AGPIOC_DEALLOCATE _IOW (AGPIOC_BASE, 7, int)
	#define AGPIOC_BIND _IOW (AGPIOC_BASE, 8, struct agp_bind*)
	#define AGPIOC_UNBIND _IOW (AGPIOC_BASE, 9, struct agp_unbind*)

	#define AGP_DEVICE "/dev/agpgart"

	#ifndef TRUE
	#define TRUE 1
	#endif

	#ifndef FALSE
	#define FALSE 0
	#endif

	#ifndef __KERNEL__
	#include <linux/types.h>
	#include <asm/types.h>

	struct agp_version {
	__u16 major;
	__u16 minor;
	};

	typedef struct _agp_info {
	struct agp_version version; /* version of the driver */
	__u32 bridge_id; /* bridge vendor/device */
	__u32 agp_mode; /* mode info of bridge */
	unsigned long aper_base;/* base of aperture */
	size_t aper_size; /* size of aperture */
	size_t pg_total; /* max pages (swap + system) */
	size_t pg_system; /* max pages (system) */
	size_t pg_used; /* current pages used */
	} agp_info;

	typedef struct _agp_setup {
	__u32 agp_mode; /* mode info of bridge */
	} agp_setup;

	/*
	* The "prot" down below needs still a "sleep" flag somehow ...
	*/
	typedef struct _agp_segment {
	off_t pg_start; /* starting page to populate */
	size_t pg_count; /* number of pages */
	int prot; /* prot flags for mmap */
	} agp_segment;

	typedef struct _agp_region {
	pid_t pid; /* pid of process */
	size_t seg_count; /* number of segments */
	struct _agp_segment *seg_list;
	} agp_region;

	typedef struct _agp_allocate {
	int key; /* tag of allocation */
	size_t pg_count; /* number of pages */
	__u32 type; /* 0 == normal, other devspec */
	__u32 physical; /* device specific (some devices
	* need a phys address of the
	* actual page behind the gatt
	* table) */
	} agp_allocate;

	typedef struct _agp_bind {
	int key; /* tag of allocation */
	off_t pg_start; /* starting page to populate */
	} agp_bind;

	typedef struct _agp_unbind {
	int key; /* tag of allocation */
	__u32 priority; /* priority for paging out */
	} agp_unbind;

	#else /* __KERNEL__ */
	#include <linux/mutex.h>
	#include <linux/agp_backend.h>

	#define AGPGART_MINOR 175

	struct agp_info {
	struct agp_version version; /* version of the driver */
	u32 bridge_id; /* bridge vendor/device */
	u32 agp_mode; /* mode info of bridge */
	unsigned long aper_base;/* base of aperture */
	size_t aper_size; /* size of aperture */
	size_t pg_total; /* max pages (swap + system) */
	size_t pg_system; /* max pages (system) */
	size_t pg_used; /* current pages used */
	};

	struct agp_setup {
	u32 agp_mode; /* mode info of bridge */
	};

	/*
	* The "prot" down below needs still a "sleep" flag somehow ...
	*/
	struct agp_segment {
	off_t pg_start; /* starting page to populate */
	size_t pg_count; /* number of pages */
	int prot; /* prot flags for mmap */
	};

	struct agp_segment_priv {
	off_t pg_start;
	size_t pg_count;
	pgprot_t prot;
	};

	struct agp_region {
	pid_t pid; /* pid of process */
	size_t seg_count; /* number of segments */
	struct agp_segment *seg_list;
	};

	struct agp_allocate {
	int key; /* tag of allocation */
	size_t pg_count; /* number of pages */
	u32 type; /* 0 == normal, other devspec */
	u32 physical; /* device specific (some devices
	* need a phys address of the
	* actual page behind the gatt
	* table) */
	};

	struct agp_bind {
	int key; /* tag of allocation */
	off_t pg_start; /* starting page to populate */
	};

	struct agp_unbind {
	int key; /* tag of allocation */
	u32 priority; /* priority for paging out */
	};

	struct agp_client {
	struct agp_client *next;
	struct agp_client *prev;
	pid_t pid;
	int num_segments;
	struct agp_segment_priv **segments;
	};

	struct agp_controller {
	struct agp_controller *next;
	struct agp_controller *prev;
	pid_t pid;
	int num_clients;
	struct agp_memory *pool;
	struct agp_client *clients;
	};

	#define AGP_FF_ALLOW_CLIENT 0
	#define AGP_FF_ALLOW_CONTROLLER 1
	#define AGP_FF_IS_CLIENT 2
	#define AGP_FF_IS_CONTROLLER 3
	#define AGP_FF_IS_VALID 4

	struct agp_file_private {
	struct agp_file_private *next;
	struct agp_file_private *prev;
	pid_t my_pid;
	unsigned long access_flags; /* long req'd for set_bit --RR */
	};

	struct agp_front_data {
	struct mutex agp_mutex;
	struct agp_controller *current_controller;
	struct agp_controller *controllers;
	struct agp_file_private *file_priv_list;
	u8 used_by_controller;
	u8 backend_acquired;
	};

	#endif /* __KERNEL__ */

	#endif /* _AGP_H */