1254858Sdumbbell/** 2254858Sdumbbell * \file drmP.h 3254858Sdumbbell * Private header for Direct Rendering Manager 4254858Sdumbbell * 5254858Sdumbbell * \author Rickard E. (Rik) Faith <faith@valinux.com> 6254858Sdumbbell * \author Gareth Hughes <gareth@valinux.com> 7235783Skib */ 8254858Sdumbbell 9254858Sdumbbell/* 10235783Skib * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas. 11235783Skib * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California. 12254858Sdumbbell * Copyright (c) 2009-2010, Code Aurora Forum. 13235783Skib * All rights reserved. 14235783Skib * 15235783Skib * Permission is hereby granted, free of charge, to any person obtaining a 16235783Skib * copy of this software and associated documentation files (the "Software"), 17235783Skib * to deal in the Software without restriction, including without limitation 18235783Skib * the rights to use, copy, modify, merge, publish, distribute, sublicense, 19235783Skib * and/or sell copies of the Software, and to permit persons to whom the 20235783Skib * Software is furnished to do so, subject to the following conditions: 21235783Skib * 22235783Skib * The above copyright notice and this permission notice (including the next 23235783Skib * paragraph) shall be included in all copies or substantial portions of the 24235783Skib * Software. 25235783Skib * 26235783Skib * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 27235783Skib * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 28235783Skib * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 29235783Skib * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR 30235783Skib * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 31235783Skib * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 32235783Skib * OTHER DEALINGS IN THE SOFTWARE. 33235783Skib */ 34235783Skib 35235783Skib#include <sys/cdefs.h> 36235783Skib__FBSDID("$FreeBSD$"); 37235783Skib 38235783Skib#ifndef _DRM_P_H_ 39235783Skib#define _DRM_P_H_ 40235783Skib 41235783Skib#if defined(_KERNEL) || defined(__KERNEL__) 42235783Skib 43235783Skib#include <sys/param.h> 44235783Skib#include <sys/queue.h> 45235783Skib#include <sys/malloc.h> 46235783Skib#include <sys/kernel.h> 47235783Skib#include <sys/ktr.h> 48235783Skib#include <sys/module.h> 49235783Skib#include <sys/systm.h> 50235783Skib#include <sys/conf.h> 51235783Skib#include <sys/sglist.h> 52235783Skib#include <sys/stat.h> 53235783Skib#include <sys/priv.h> 54235783Skib#include <sys/proc.h> 55235783Skib#include <sys/lock.h> 56235783Skib#include <sys/fcntl.h> 57235783Skib#include <sys/uio.h> 58235783Skib#include <sys/filio.h> 59248084Sattilio#include <sys/rwlock.h> 60235783Skib#include <sys/selinfo.h> 61235783Skib#include <sys/sysctl.h> 62235783Skib#include <sys/bus.h> 63235783Skib#include <sys/queue.h> 64235783Skib#include <sys/signalvar.h> 65235783Skib#include <sys/poll.h> 66235783Skib#include <sys/sbuf.h> 67235783Skib#include <sys/taskqueue.h> 68235783Skib#include <sys/tree.h> 69235783Skib#include <vm/vm.h> 70235783Skib#include <vm/pmap.h> 71235783Skib#include <vm/vm_extern.h> 72235783Skib#include <vm/vm_kern.h> 73235783Skib#include <vm/vm_map.h> 74235783Skib#include <vm/vm_object.h> 75235783Skib#include <vm/vm_page.h> 76235783Skib#include <vm/vm_pager.h> 77235783Skib#include <vm/vm_param.h> 78235783Skib#include <vm/vm_phys.h> 79235783Skib#include <machine/param.h> 80235783Skib#include <machine/pmap.h> 81235783Skib#include <machine/bus.h> 82235783Skib#include <machine/resource.h> 83235783Skib#if defined(__i386__) || defined(__amd64__) 84235783Skib#include <machine/specialreg.h> 85235783Skib#endif 86235783Skib#include <machine/sysarch.h> 87235783Skib#include <sys/endian.h> 88235783Skib#include <sys/mman.h> 89235783Skib#include <sys/rman.h> 90235783Skib#include <sys/memrange.h> 91235783Skib#include <dev/agp/agpvar.h> 92235783Skib#include <sys/agpio.h> 93235783Skib#include <sys/mutex.h> 94235783Skib#include <dev/pci/pcivar.h> 95235783Skib#include <dev/pci/pcireg.h> 96235783Skib#include <sys/selinfo.h> 97235783Skib#include <sys/bus.h> 98235783Skib 99235783Skib#include <dev/drm2/drm.h> 100254858Sdumbbell#include <dev/drm2/drm_sarea.h> 101254858Sdumbbell 102235783Skib#include <dev/drm2/drm_atomic.h> 103235783Skib#include <dev/drm2/drm_linux_list.h> 104235783Skib#include <dev/drm2/drm_gem_names.h> 105254858Sdumbbell 106282199Sdumbbell#include <dev/drm2/drm_os_freebsd.h> 107282199Sdumbbell 108305554Sdim#if defined(CONFIG_AGP) || (defined(CONFIG_AGP_MODULE) && defined(MODULE)) 109305554Sdim#define __OS_HAS_AGP 1 110305554Sdim#else 111305554Sdim#define __OS_HAS_AGP 0 112305554Sdim#endif 113305554Sdim#if defined(CONFIG_MTRR) 114305554Sdim#define __OS_HAS_MTRR 1 115305554Sdim#else 116305554Sdim#define __OS_HAS_MTRR 0 117305554Sdim#endif 118282199Sdumbbell 119254858Sdumbbellstruct drm_file; 120254858Sdumbbellstruct drm_device; 121254858Sdumbbell 122254858Sdumbbell#include <dev/drm2/drm_hashtab.h> 123235783Skib#include <dev/drm2/drm_mm.h> 124235783Skib 125239375Skib#include "opt_compat.h" 126235783Skib#include "opt_drm.h" 127262861Sjhb#include "opt_syscons.h" 128235783Skib#ifdef DRM_DEBUG 129235783Skib#undef DRM_DEBUG 130235783Skib#define DRM_DEBUG_DEFAULT_ON 1 131235783Skib#endif /* DRM_DEBUG */ 132235783Skib 133235783Skib#define DRM_DEBUGBITS_DEBUG 0x1 134235783Skib#define DRM_DEBUGBITS_KMS 0x2 135235783Skib#define DRM_DEBUGBITS_FAILED_IOCTL 0x4 136235783Skib 137235783Skib#undef DRM_LINUX 138235783Skib#define DRM_LINUX 0 139235783Skib 140254858Sdumbbell/***********************************************************************/ 141254858Sdumbbell/** \name DRM template customization defaults */ 142254858Sdumbbell/*@{*/ 143254858Sdumbbell 144235783Skib/* driver capabilities and requirements mask */ 145235783Skib#define DRIVER_USE_AGP 0x1 146235783Skib#define DRIVER_REQUIRE_AGP 0x2 147235783Skib#define DRIVER_USE_MTRR 0x4 148235783Skib#define DRIVER_PCI_DMA 0x8 149235783Skib#define DRIVER_SG 0x10 150235783Skib#define DRIVER_HAVE_DMA 0x20 151235783Skib#define DRIVER_HAVE_IRQ 0x40 152235783Skib#define DRIVER_IRQ_SHARED 0x80 153235783Skib#define DRIVER_IRQ_VBL 0x100 154235783Skib#define DRIVER_DMA_QUEUE 0x200 155235783Skib#define DRIVER_FB_DMA 0x400 156235783Skib#define DRIVER_IRQ_VBL2 0x800 157235783Skib#define DRIVER_GEM 0x1000 158235783Skib#define DRIVER_MODESET 0x2000 159254858Sdumbbell#define DRIVER_PRIME 0x4000 160235783Skib 161282199Sdumbbell#define DRIVER_BUS_PCI 0x1 162282199Sdumbbell#define DRIVER_BUS_PLATFORM 0x2 163282199Sdumbbell#define DRIVER_BUS_USB 0x3 164235783Skib 165282199Sdumbbell/***********************************************************************/ 166282199Sdumbbell/** \name Begin the DRM... */ 167282199Sdumbbell/*@{*/ 168235783Skib 169282199Sdumbbell#define DRM_DEBUG_CODE 2 /**< Include debugging code if > 1, then 170282199Sdumbbell also include looping detection. */ 171235783Skib 172282199Sdumbbell#define DRM_MAGIC_HASH_ORDER 4 /**< Size of key hash table. Must be power of 2. */ 173282199Sdumbbell#define DRM_KERNEL_CONTEXT 0 /**< Change drm_resctx if changed */ 174282199Sdumbbell#define DRM_RESERVED_CONTEXTS 1 /**< Change drm_resctx if changed */ 175282199Sdumbbell#define DRM_LOOPING_LIMIT 5000000 176282199Sdumbbell#define DRM_TIME_SLICE (HZ/20) /**< Time slice for GLXContexts */ 177282199Sdumbbell#define DRM_LOCK_SLICE 1 /**< Time slice for lock, in jiffies */ 178235783Skib 179282199Sdumbbell#define DRM_FLAG_DEBUG 0x01 180235783Skib 181235783Skib#define DRM_MAX_CTXBITMAP (PAGE_SIZE * 8) 182282199Sdumbbell#define DRM_MAP_HASH_OFFSET 0x10000000 183235783Skib 184282199Sdumbbell/*@}*/ 185282199Sdumbbell 186254858Sdumbbell/***********************************************************************/ 187282199Sdumbbell/** \name Macros to make printk easier */ 188254858Sdumbbell/*@{*/ 189254858Sdumbbell 190282199Sdumbbell/** 191282199Sdumbbell * Error output. 192282199Sdumbbell * 193282199Sdumbbell * \param fmt printf() like format string. 194282199Sdumbbell * \param arg arguments 195235783Skib */ 196235783Skib#define DRM_ERROR(fmt, ...) \ 197235783Skib printf("error: [" DRM_NAME ":pid%d:%s] *ERROR* " fmt, \ 198235783Skib DRM_CURRENTPID, __func__ , ##__VA_ARGS__) 199235783Skib 200282199Sdumbbell#define DRM_WARNING(fmt, ...) printf("warning: [" DRM_NAME "] " fmt , ##__VA_ARGS__) 201235783Skib#define DRM_INFO(fmt, ...) printf("info: [" DRM_NAME "] " fmt , ##__VA_ARGS__) 202235783Skib 203282199Sdumbbell/** 204282199Sdumbbell * Debug output. 205282199Sdumbbell * 206282199Sdumbbell * \param fmt printf() like format string. 207282199Sdumbbell * \param arg arguments 208282199Sdumbbell */ 209235783Skib#define DRM_DEBUG(fmt, ...) do { \ 210282199Sdumbbell if ((drm_debug & DRM_DEBUGBITS_DEBUG) != 0) \ 211235783Skib printf("[" DRM_NAME ":pid%d:%s] " fmt, DRM_CURRENTPID, \ 212235783Skib __func__ , ##__VA_ARGS__); \ 213235783Skib} while (0) 214235783Skib 215235783Skib#define DRM_DEBUG_KMS(fmt, ...) do { \ 216282199Sdumbbell if ((drm_debug & DRM_DEBUGBITS_KMS) != 0) \ 217235783Skib printf("[" DRM_NAME ":KMS:pid%d:%s] " fmt, DRM_CURRENTPID,\ 218235783Skib __func__ , ##__VA_ARGS__); \ 219235783Skib} while (0) 220235783Skib 221235783Skib#define DRM_DEBUG_DRIVER(fmt, ...) do { \ 222282199Sdumbbell if ((drm_debug & DRM_DEBUGBITS_KMS) != 0) \ 223235783Skib printf("[" DRM_NAME ":KMS:pid%d:%s] " fmt, DRM_CURRENTPID,\ 224235783Skib __func__ , ##__VA_ARGS__); \ 225235783Skib} while (0) 226235783Skib 227282199Sdumbbell/*@}*/ 228282199Sdumbbell 229282199Sdumbbell/***********************************************************************/ 230282199Sdumbbell/** \name Internal types and structures */ 231282199Sdumbbell/*@{*/ 232282199Sdumbbell 233282199Sdumbbell#define DRM_ARRAY_SIZE(x) ARRAY_SIZE(x) 234282199Sdumbbell 235282199Sdumbbell#define DRM_LEFTCOUNT(x) (((x)->rp + (x)->count - (x)->wp) % ((x)->count + 1)) 236282199Sdumbbell#define DRM_BUFCOUNT(x) ((x)->count - DRM_LEFTCOUNT(x)) 237282199Sdumbbell 238282199Sdumbbell#define DRM_IF_VERSION(maj, min) (maj << 16 | min) 239282199Sdumbbell 240282199Sdumbbell/** 241282199Sdumbbell * Test that the hardware lock is held by the caller, returning otherwise. 242282199Sdumbbell * 243282199Sdumbbell * \param dev DRM device. 244282199Sdumbbell * \param filp file pointer of the caller. 245282199Sdumbbell */ 246282199Sdumbbell#define LOCK_TEST_WITH_RETURN( dev, _file_priv ) \ 247282199Sdumbbelldo { \ 248282199Sdumbbell if (!_DRM_LOCK_IS_HELD(_file_priv->master->lock.hw_lock->lock) || \ 249282199Sdumbbell _file_priv->master->lock.file_priv != _file_priv) { \ 250282199Sdumbbell DRM_ERROR( "%s called without lock held, held %d owner %p %p\n",\ 251282199Sdumbbell __func__, _DRM_LOCK_IS_HELD(_file_priv->master->lock.hw_lock->lock),\ 252282199Sdumbbell _file_priv->master->lock.file_priv, _file_priv); \ 253282199Sdumbbell return -EINVAL; \ 254282199Sdumbbell } \ 255254858Sdumbbell} while (0) 256254858Sdumbbell 257282199Sdumbbell/** 258282199Sdumbbell * Ioctl function type. 259282199Sdumbbell * 260282199Sdumbbell * \param inode device inode. 261282199Sdumbbell * \param file_priv DRM file private pointer. 262282199Sdumbbell * \param cmd command. 263282199Sdumbbell * \param arg argument. 264282199Sdumbbell */ 265282199Sdumbbelltypedef int drm_ioctl_t(struct drm_device *dev, void *data, 266282199Sdumbbell struct drm_file *file_priv); 267235783Skib 268282199Sdumbbell#define DRM_IOCTL_NR(n) ((n) & 0xff) 269282199Sdumbbell#define DRM_MAJOR 226 270235783Skib 271235783Skib#define DRM_AUTH 0x1 272254858Sdumbbell#define DRM_MASTER 0x2 273235783Skib#define DRM_ROOT_ONLY 0x4 274235783Skib#define DRM_CONTROL_ALLOW 0x8 275235783Skib#define DRM_UNLOCKED 0x10 276235783Skib 277282199Sdumbbellstruct drm_ioctl_desc { 278235783Skib unsigned long cmd; 279235783Skib int flags; 280282199Sdumbbell drm_ioctl_t *func; 281254858Sdumbbell unsigned int cmd_drv; 282282199Sdumbbell}; 283254858Sdumbbell 284235783Skib/** 285235783Skib * Creates a driver or general drm_ioctl_desc array entry for the given 286235783Skib * ioctl, for use by drm_ioctl(). 287235783Skib */ 288235783Skib 289282199Sdumbbell#define DRM_IOCTL_DEF(ioctl, _func, _flags) \ 290282199Sdumbbell [DRM_IOCTL_NR(ioctl)] = {.cmd = ioctl, .func = _func, .flags = _flags, .cmd_drv = 0} 291282199Sdumbbell 292254858Sdumbbell#define DRM_IOCTL_DEF_DRV(ioctl, _func, _flags) \ 293254858Sdumbbell [DRM_IOCTL_NR(DRM_##ioctl)] = {.cmd = DRM_##ioctl, .func = _func, .flags = _flags, .cmd_drv = DRM_IOCTL_##ioctl} 294254858Sdumbbell 295282199Sdumbbellstruct drm_magic_entry { 296282199Sdumbbell struct list_head head; 297282199Sdumbbell struct drm_hash_item hash_item; 298282199Sdumbbell struct drm_file *priv; 299282199Sdumbbell}; 300235783Skib 301282199Sdumbbell/** 302282199Sdumbbell * DMA buffer. 303282199Sdumbbell */ 304282199Sdumbbellstruct drm_buf { 305254858Sdumbbell int idx; /**< Index into master buflist */ 306254858Sdumbbell int total; /**< Buffer size */ 307254858Sdumbbell int order; /**< log-base-2(total) */ 308254858Sdumbbell int used; /**< Amount of buffer in use (for DMA) */ 309254858Sdumbbell unsigned long offset; /**< Byte offset (used internally) */ 310254858Sdumbbell void *address; /**< Address of buffer */ 311254858Sdumbbell unsigned long bus_address; /**< Bus address of buffer */ 312254858Sdumbbell struct drm_buf *next; /**< Kernel-only: used for free list */ 313254858Sdumbbell __volatile__ int waiting; /**< On kernel DMA queue */ 314254858Sdumbbell __volatile__ int pending; /**< On hardware DMA queue */ 315254858Sdumbbell struct drm_file *file_priv; /**< Private of holding file descr */ 316254858Sdumbbell int context; /**< Kernel queue for this buffer */ 317254858Sdumbbell int while_locked; /**< Dispatch this buffer while locked */ 318235783Skib enum { 319254858Sdumbbell DRM_LIST_NONE = 0, 320254858Sdumbbell DRM_LIST_FREE = 1, 321254858Sdumbbell DRM_LIST_WAIT = 2, 322254858Sdumbbell DRM_LIST_PEND = 3, 323254858Sdumbbell DRM_LIST_PRIO = 4, 324235783Skib DRM_LIST_RECLAIM = 5 325254858Sdumbbell } list; /**< Which list we're on */ 326235783Skib 327254858Sdumbbell int dev_priv_size; /**< Size of buffer private storage */ 328254858Sdumbbell void *dev_private; /**< Per-buffer private storage */ 329282199Sdumbbell}; 330235783Skib 331282199Sdumbbellstruct drm_freelist { 332282199Sdumbbell int initialized; /**< Freelist in use */ 333282199Sdumbbell atomic_t count; /**< Number of free buffers */ 334282199Sdumbbell struct drm_buf *next; /**< End pointer */ 335235783Skib 336282199Sdumbbell#ifdef FREEBSD_NOTYET 337282199Sdumbbell wait_queue_head_t waiting; /**< Processes waiting on free bufs */ 338282199Sdumbbell#endif /* defined(FREEBSD_NOTYET) */ 339282199Sdumbbell int low_mark; /**< Low water mark */ 340282199Sdumbbell int high_mark; /**< High water mark */ 341282199Sdumbbell#ifdef FREEBSD_NOTYET 342282199Sdumbbell atomic_t wfh; /**< If waiting for high mark */ 343282199Sdumbbell spinlock_t lock; 344282199Sdumbbell#endif /* defined(FREEBSD_NOTYET) */ 345282199Sdumbbell}; 346235783Skib 347235783Skibtypedef struct drm_dma_handle { 348235783Skib void *vaddr; 349235783Skib bus_addr_t busaddr; 350235783Skib bus_dma_tag_t tag; 351235783Skib bus_dmamap_t map; 352235783Skib} drm_dma_handle_t; 353235783Skib 354282199Sdumbbell/** 355282199Sdumbbell * Buffer entry. There is one of this for each buffer size order. 356282199Sdumbbell */ 357282199Sdumbbellstruct drm_buf_entry { 358282199Sdumbbell int buf_size; /**< size */ 359282199Sdumbbell int buf_count; /**< number of buffers */ 360282199Sdumbbell struct drm_buf *buflist; /**< buffer list */ 361282199Sdumbbell int seg_count; 362282199Sdumbbell int page_order; 363282199Sdumbbell struct drm_dma_handle **seglist; 364235783Skib 365282199Sdumbbell struct drm_freelist freelist; 366282199Sdumbbell}; 367235783Skib 368235783Skib/* Event queued up for userspace to read */ 369235783Skibstruct drm_pending_event { 370235783Skib struct drm_event *event; 371235783Skib struct list_head link; 372235783Skib struct drm_file *file_priv; 373235783Skib pid_t pid; /* pid of requester, no guarantee it's valid by the time 374235783Skib we deliver the event, for tracing only */ 375235783Skib void (*destroy)(struct drm_pending_event *event); 376235783Skib}; 377235783Skib 378254858Sdumbbell/* initial implementaton using a linked list - todo hashtab */ 379254858Sdumbbellstruct drm_prime_file_private { 380254858Sdumbbell struct list_head head; 381282199Sdumbbell struct mtx lock; 382254858Sdumbbell}; 383254858Sdumbbell 384235783Skibstruct drm_file { 385282199Sdumbbell int authenticated; 386282199Sdumbbell pid_t pid; 387282199Sdumbbell uid_t uid; 388282199Sdumbbell drm_magic_t magic; 389282199Sdumbbell unsigned long ioctl_count; 390282199Sdumbbell struct list_head lhead; 391282199Sdumbbell struct drm_minor *minor; 392282199Sdumbbell unsigned long lock_count; 393235783Skib 394282199Sdumbbell void *driver_priv; 395235783Skib struct drm_gem_names object_names; 396235783Skib 397282199Sdumbbell int is_master; /* this file private is a master for a minor */ 398282199Sdumbbell struct drm_master *master; /* master this node is currently associated with 399282199Sdumbbell N.B. not always minor->master */ 400282199Sdumbbell struct list_head fbs; 401235783Skib 402282199Sdumbbell struct selinfo event_poll; 403282199Sdumbbell struct list_head event_list; 404282199Sdumbbell int event_space; 405235783Skib 406254858Sdumbbell struct drm_prime_file_private prime; 407235783Skib}; 408235783Skib 409282199Sdumbbell/** 410282199Sdumbbell * Lock data. 411282199Sdumbbell */ 412282199Sdumbbellstruct drm_lock_data { 413282199Sdumbbell struct drm_hw_lock *hw_lock; /**< Hardware lock */ 414282199Sdumbbell /** Private of lock holder's file (NULL=kernel) */ 415282199Sdumbbell struct drm_file *file_priv; 416282199Sdumbbell wait_queue_head_t lock_queue; /**< Queue of blocked processes */ 417282199Sdumbbell unsigned long lock_time; /**< Time of last lock in jiffies */ 418282199Sdumbbell struct mtx spinlock; 419282199Sdumbbell uint32_t kernel_waiters; 420282199Sdumbbell uint32_t user_waiters; 421282199Sdumbbell int idle_has_lock; 422282199Sdumbbell}; 423235783Skib 424282199Sdumbbell/** 425282199Sdumbbell * DMA data. 426235783Skib */ 427282199Sdumbbellstruct drm_device_dma { 428254858Sdumbbell 429254858Sdumbbell struct drm_buf_entry bufs[DRM_MAX_ORDER + 1]; /**< buffers, grouped by their size order */ 430254858Sdumbbell int buf_count; /**< total number of buffers */ 431254858Sdumbbell struct drm_buf **buflist; /**< Vector of pointers into drm_device_dma::bufs */ 432254858Sdumbbell int seg_count; 433254858Sdumbbell int page_count; /**< number of pages */ 434254858Sdumbbell unsigned long *pagelist; /**< page list */ 435254858Sdumbbell unsigned long byte_count; 436235783Skib enum { 437235783Skib _DRM_DMA_USE_AGP = 0x01, 438254858Sdumbbell _DRM_DMA_USE_SG = 0x02, 439254858Sdumbbell _DRM_DMA_USE_FB = 0x04, 440254858Sdumbbell _DRM_DMA_USE_PCI_RO = 0x08 441235783Skib } flags; 442254858Sdumbbell 443282199Sdumbbell}; 444235783Skib 445282199Sdumbbell/** 446282199Sdumbbell * AGP memory entry. Stored as a doubly linked list. 447282199Sdumbbell */ 448282199Sdumbbellstruct drm_agp_mem { 449282199Sdumbbell unsigned long handle; /**< handle */ 450282199Sdumbbell DRM_AGP_MEM *memory; 451282199Sdumbbell unsigned long bound; /**< address */ 452282199Sdumbbell int pages; 453282199Sdumbbell struct list_head head; 454282199Sdumbbell}; 455235783Skib 456282199Sdumbbell/** 457282199Sdumbbell * AGP data. 458282199Sdumbbell * 459282199Sdumbbell * \sa drm_agp_init() and drm_device::agp. 460282199Sdumbbell */ 461282199Sdumbbellstruct drm_agp_head { 462282199Sdumbbell DRM_AGP_KERN agp_info; /**< AGP device information */ 463282199Sdumbbell struct list_head memory; 464282199Sdumbbell unsigned long mode; /**< AGP mode */ 465282199Sdumbbell device_t bridge; 466282199Sdumbbell int enabled; /**< whether the AGP bus as been enabled */ 467282199Sdumbbell int acquired; /**< whether the AGP device has been acquired */ 468282199Sdumbbell unsigned long base; 469282199Sdumbbell int agp_mtrr; 470282199Sdumbbell int cant_use_aperture; 471282199Sdumbbell}; 472235783Skib 473282199Sdumbbell/** 474282199Sdumbbell * Scatter-gather memory. 475282199Sdumbbell */ 476282199Sdumbbellstruct drm_sg_mem { 477235783Skib vm_offset_t vaddr; 478235783Skib vm_paddr_t *busaddr; 479235783Skib vm_pindex_t pages; 480282199Sdumbbell}; 481235783Skib 482282199Sdumbbellstruct drm_sigdata { 483282199Sdumbbell int context; 484282199Sdumbbell struct drm_hw_lock *lock; 485282199Sdumbbell}; 486282199Sdumbbell 487282199Sdumbbell/** 488282199Sdumbbell * Kernel side of a mapping 489282199Sdumbbell */ 490235783Skib#define DRM_MAP_HANDLE_BITS (sizeof(void *) == 4 ? 4 : 24) 491235783Skib#define DRM_MAP_HANDLE_SHIFT (sizeof(void *) * 8 - DRM_MAP_HANDLE_BITS) 492235783Skib 493282199Sdumbbellstruct drm_local_map { 494282199Sdumbbell resource_size_t offset; /**< Requested physical address (0 for SAREA)*/ 495282199Sdumbbell unsigned long size; /**< Requested physical size (bytes) */ 496282199Sdumbbell enum drm_map_type type; /**< Type of memory to map */ 497282199Sdumbbell enum drm_map_flags flags; /**< Flags */ 498282199Sdumbbell void *handle; /**< User-space: "Handle" to pass to mmap() */ 499282199Sdumbbell /**< Kernel-space: kernel-virtual address */ 500282199Sdumbbell int mtrr; /**< MTRR slot used */ 501282199Sdumbbell 502235783Skib /* Private data */ 503235783Skib drm_dma_handle_t *dmah; 504282199Sdumbbell}; 505235783Skib 506282199Sdumbbelltypedef struct drm_local_map drm_local_map_t; 507282199Sdumbbell 508282199Sdumbbell/** 509282199Sdumbbell * Mappings list 510282199Sdumbbell */ 511282199Sdumbbellstruct drm_map_list { 512282199Sdumbbell struct list_head head; /**< list head */ 513282199Sdumbbell struct drm_hash_item hash; 514282199Sdumbbell struct drm_local_map *map; /**< mapping */ 515282199Sdumbbell uint64_t user_token; 516282199Sdumbbell struct drm_master *master; 517282199Sdumbbell struct drm_mm_node *file_offset_node; /**< fake offset */ 518235783Skib}; 519235783Skib 520282199Sdumbbell/** 521282199Sdumbbell * Context handle list 522282199Sdumbbell */ 523282199Sdumbbellstruct drm_ctx_list { 524282199Sdumbbell struct list_head head; /**< list head */ 525282199Sdumbbell drm_context_t handle; /**< context handle */ 526282199Sdumbbell struct drm_file *tag; /**< associated fd private data */ 527282199Sdumbbell}; 528282199Sdumbbell 529235783Skib/* location of GART table */ 530235783Skib#define DRM_ATI_GART_MAIN 1 531235783Skib#define DRM_ATI_GART_FB 2 532235783Skib 533254858Sdumbbell#define DRM_ATI_GART_PCI 1 534235783Skib#define DRM_ATI_GART_PCIE 2 535254858Sdumbbell#define DRM_ATI_GART_IGP 3 536235783Skib 537235783Skibstruct drm_ati_pcigart_info { 538235783Skib int gart_table_location; 539235783Skib int gart_reg_if; 540235783Skib void *addr; 541235783Skib dma_addr_t bus_addr; 542235783Skib dma_addr_t table_mask; 543235783Skib struct drm_dma_handle *table_handle; 544282199Sdumbbell struct drm_local_map mapping; 545235783Skib int table_size; 546282199Sdumbbell struct drm_dma_handle *dmah; /* handle for ATI PCIGART table FIXME */ 547235783Skib}; 548235783Skib 549235783Skib/** 550235783Skib * GEM specific mm private for tracking GEM objects 551235783Skib */ 552235783Skibstruct drm_gem_mm { 553282199Sdumbbell struct unrhdr *idxunr; 554235783Skib struct drm_open_hash offset_hash; /**< User token hash table for maps */ 555235783Skib}; 556235783Skib 557282199Sdumbbell/** 558282199Sdumbbell * This structure defines the drm_mm memory object, which will be used by the 559282199Sdumbbell * DRM for its buffer objects. 560282199Sdumbbell */ 561235783Skibstruct drm_gem_object { 562235783Skib /** Reference count of this object */ 563235783Skib u_int refcount; 564235783Skib 565235783Skib /** Handle count of this object. Each handle also holds a reference */ 566282199Sdumbbell atomic_t handle_count; /* number of handles on this object */ 567235783Skib 568235783Skib /** Related drm device */ 569235783Skib struct drm_device *dev; 570235783Skib 571235783Skib /** File representing the shmem storage: filp in Linux parlance */ 572235783Skib vm_object_t vm_obj; 573235783Skib 574282199Sdumbbell /* Mapping info for this object */ 575235783Skib bool on_map; 576235783Skib struct drm_hash_item map_list; 577235783Skib 578235783Skib /** 579235783Skib * Size of the object, in bytes. Immutable over the object's 580235783Skib * lifetime. 581235783Skib */ 582235783Skib size_t size; 583235783Skib 584235783Skib /** 585235783Skib * Global name for this object, starts at 1. 0 means unnamed. 586235783Skib * Access is covered by the object_name_lock in the related drm_device 587235783Skib */ 588235783Skib int name; 589235783Skib 590235783Skib /** 591235783Skib * Memory domains. These monitor which caches contain read/write data 592235783Skib * related to the object. When transitioning from one set of domains 593235783Skib * to another, the driver is called to ensure that caches are suitably 594235783Skib * flushed and invalidated 595235783Skib */ 596235783Skib uint32_t read_domains; 597235783Skib uint32_t write_domain; 598235783Skib 599235783Skib /** 600235783Skib * While validating an exec operation, the 601235783Skib * new read/write domain values are computed here. 602235783Skib * They will be transferred to the above values 603235783Skib * at the point that any cache flushing occurs 604235783Skib */ 605235783Skib uint32_t pending_read_domains; 606235783Skib uint32_t pending_write_domain; 607235783Skib 608235783Skib void *driver_private; 609254858Sdumbbell 610282199Sdumbbell#ifdef FREEBSD_NOTYET 611254858Sdumbbell /* dma buf exported from this GEM object */ 612254858Sdumbbell struct dma_buf *export_dma_buf; 613254858Sdumbbell 614254858Sdumbbell /* dma buf attachment backing this object */ 615254858Sdumbbell struct dma_buf_attachment *import_attach; 616282199Sdumbbell#endif /* FREEBSD_NOTYET */ 617235783Skib}; 618235783Skib 619282199Sdumbbell#include <dev/drm2/drm_crtc.h> 620235783Skib 621254858Sdumbbell/* per-master structure */ 622254858Sdumbbellstruct drm_master { 623254858Sdumbbell 624254858Sdumbbell u_int refcount; /* refcount for this master */ 625254858Sdumbbell 626254858Sdumbbell struct list_head head; /**< each minor contains a list of masters */ 627254858Sdumbbell struct drm_minor *minor; /**< link back to minor we are a master for */ 628254858Sdumbbell 629254858Sdumbbell char *unique; /**< Unique identifier: e.g., busid */ 630254858Sdumbbell int unique_len; /**< Length of unique field */ 631254858Sdumbbell int unique_size; /**< amount allocated */ 632254858Sdumbbell 633254858Sdumbbell int blocked; /**< Blocked due to VC switch? */ 634254858Sdumbbell 635254858Sdumbbell /** \name Authentication */ 636254858Sdumbbell /*@{ */ 637254858Sdumbbell struct drm_open_hash magiclist; 638254858Sdumbbell struct list_head magicfree; 639254858Sdumbbell /*@} */ 640254858Sdumbbell 641254858Sdumbbell struct drm_lock_data lock; /**< Information on hardware lock */ 642254858Sdumbbell 643254858Sdumbbell void *driver_priv; /**< Private structure for driver to use */ 644254858Sdumbbell}; 645254858Sdumbbell 646254858Sdumbbell/* Size of ringbuffer for vblank timestamps. Just double-buffer 647254858Sdumbbell * in initial implementation. 648254858Sdumbbell */ 649254858Sdumbbell#define DRM_VBLANKTIME_RBSIZE 2 650254858Sdumbbell 651254858Sdumbbell/* Flags and return codes for get_vblank_timestamp() driver function. */ 652254858Sdumbbell#define DRM_CALLED_FROM_VBLIRQ 1 653254858Sdumbbell#define DRM_VBLANKTIME_SCANOUTPOS_METHOD (1 << 0) 654254858Sdumbbell#define DRM_VBLANKTIME_INVBL (1 << 1) 655254858Sdumbbell 656254858Sdumbbell/* get_scanout_position() return flags */ 657254858Sdumbbell#define DRM_SCANOUTPOS_VALID (1 << 0) 658254858Sdumbbell#define DRM_SCANOUTPOS_INVBL (1 << 1) 659254858Sdumbbell#define DRM_SCANOUTPOS_ACCURATE (1 << 2) 660254858Sdumbbell 661282199Sdumbbellstruct drm_bus { 662282199Sdumbbell int bus_type; 663282199Sdumbbell int (*get_irq)(struct drm_device *dev); 664282199Sdumbbell void (*free_irq)(struct drm_device *dev); 665282199Sdumbbell const char *(*get_name)(struct drm_device *dev); 666282199Sdumbbell int (*set_busid)(struct drm_device *dev, struct drm_master *master); 667282199Sdumbbell int (*set_unique)(struct drm_device *dev, struct drm_master *master, 668282199Sdumbbell struct drm_unique *unique); 669282199Sdumbbell int (*irq_by_busid)(struct drm_device *dev, struct drm_irq_busid *p); 670282199Sdumbbell /* hooks that are for PCI */ 671282199Sdumbbell int (*agp_init)(struct drm_device *dev); 672235783Skib 673282199Sdumbbell}; 674235783Skib 675282199Sdumbbell/** 676282199Sdumbbell * DRM driver structure. This structure represent the common code for 677282199Sdumbbell * a family of cards. There will one drm_device for each card present 678282199Sdumbbell * in this family 679282199Sdumbbell */ 680282199Sdumbbellstruct drm_driver { 681282199Sdumbbell int (*load) (struct drm_device *, unsigned long flags); 682282199Sdumbbell int (*firstopen) (struct drm_device *); 683282199Sdumbbell int (*open) (struct drm_device *, struct drm_file *); 684282199Sdumbbell void (*preclose) (struct drm_device *, struct drm_file *file_priv); 685282199Sdumbbell void (*postclose) (struct drm_device *, struct drm_file *); 686282199Sdumbbell void (*lastclose) (struct drm_device *); 687282199Sdumbbell int (*unload) (struct drm_device *); 688282199Sdumbbell int (*dma_ioctl) (struct drm_device *dev, void *data, struct drm_file *file_priv); 689282199Sdumbbell int (*dma_quiescent) (struct drm_device *); 690282199Sdumbbell int (*context_dtor) (struct drm_device *dev, int context); 691235783Skib 692282199Sdumbbell /** 693282199Sdumbbell * get_vblank_counter - get raw hardware vblank counter 694282199Sdumbbell * @dev: DRM device 695282199Sdumbbell * @crtc: counter to fetch 696282199Sdumbbell * 697282199Sdumbbell * Driver callback for fetching a raw hardware vblank counter for @crtc. 698282199Sdumbbell * If a device doesn't have a hardware counter, the driver can simply 699282199Sdumbbell * return the value of drm_vblank_count. The DRM core will account for 700282199Sdumbbell * missed vblank events while interrupts where disabled based on system 701282199Sdumbbell * timestamps. 702282199Sdumbbell * 703282199Sdumbbell * Wraparound handling and loss of events due to modesetting is dealt 704282199Sdumbbell * with in the DRM core code. 705282199Sdumbbell * 706282199Sdumbbell * RETURNS 707282199Sdumbbell * Raw vblank counter value. 708282199Sdumbbell */ 709282199Sdumbbell u32 (*get_vblank_counter) (struct drm_device *dev, int crtc); 710235783Skib 711282199Sdumbbell /** 712282199Sdumbbell * enable_vblank - enable vblank interrupt events 713282199Sdumbbell * @dev: DRM device 714282199Sdumbbell * @crtc: which irq to enable 715282199Sdumbbell * 716282199Sdumbbell * Enable vblank interrupts for @crtc. If the device doesn't have 717282199Sdumbbell * a hardware vblank counter, this routine should be a no-op, since 718282199Sdumbbell * interrupts will have to stay on to keep the count accurate. 719282199Sdumbbell * 720282199Sdumbbell * RETURNS 721282199Sdumbbell * Zero on success, appropriate errno if the given @crtc's vblank 722282199Sdumbbell * interrupt cannot be enabled. 723282199Sdumbbell */ 724282199Sdumbbell int (*enable_vblank) (struct drm_device *dev, int crtc); 725235783Skib 726282199Sdumbbell /** 727282199Sdumbbell * disable_vblank - disable vblank interrupt events 728282199Sdumbbell * @dev: DRM device 729282199Sdumbbell * @crtc: which irq to enable 730282199Sdumbbell * 731282199Sdumbbell * Disable vblank interrupts for @crtc. If the device doesn't have 732282199Sdumbbell * a hardware vblank counter, this routine should be a no-op, since 733282199Sdumbbell * interrupts will have to stay on to keep the count accurate. 734282199Sdumbbell */ 735282199Sdumbbell void (*disable_vblank) (struct drm_device *dev, int crtc); 736235783Skib 737235783Skib /** 738235783Skib * Called by \c drm_device_is_agp. Typically used to determine if a 739235783Skib * card is really attached to AGP or not. 740235783Skib * 741235783Skib * \param dev DRM device handle 742235783Skib * 743254858Sdumbbell * \returns 744235783Skib * One of three values is returned depending on whether or not the 745235783Skib * card is absolutely \b not AGP (return of 0), absolutely \b is AGP 746235783Skib * (return of 1), or may or may not be AGP (return of 2). 747235783Skib */ 748282199Sdumbbell int (*device_is_agp) (struct drm_device *dev); 749235783Skib 750282199Sdumbbell /** 751282199Sdumbbell * Called by vblank timestamping code. 752282199Sdumbbell * 753282199Sdumbbell * Return the current display scanout position from a crtc. 754282199Sdumbbell * 755282199Sdumbbell * \param dev DRM device. 756282199Sdumbbell * \param crtc Id of the crtc to query. 757282199Sdumbbell * \param *vpos Target location for current vertical scanout position. 758282199Sdumbbell * \param *hpos Target location for current horizontal scanout position. 759282199Sdumbbell * 760282199Sdumbbell * Returns vpos as a positive number while in active scanout area. 761282199Sdumbbell * Returns vpos as a negative number inside vblank, counting the number 762282199Sdumbbell * of scanlines to go until end of vblank, e.g., -1 means "one scanline 763282199Sdumbbell * until start of active scanout / end of vblank." 764282199Sdumbbell * 765282199Sdumbbell * \return Flags, or'ed together as follows: 766282199Sdumbbell * 767282199Sdumbbell * DRM_SCANOUTPOS_VALID = Query successful. 768282199Sdumbbell * DRM_SCANOUTPOS_INVBL = Inside vblank. 769282199Sdumbbell * DRM_SCANOUTPOS_ACCURATE = Returned position is accurate. A lack of 770282199Sdumbbell * this flag means that returned position may be offset by a constant 771282199Sdumbbell * but unknown small number of scanlines wrt. real scanout position. 772282199Sdumbbell * 773282199Sdumbbell */ 774282199Sdumbbell int (*get_scanout_position) (struct drm_device *dev, int crtc, 775282199Sdumbbell int *vpos, int *hpos); 776282199Sdumbbell 777282199Sdumbbell /** 778282199Sdumbbell * Called by \c drm_get_last_vbltimestamp. Should return a precise 779282199Sdumbbell * timestamp when the most recent VBLANK interval ended or will end. 780282199Sdumbbell * 781282199Sdumbbell * Specifically, the timestamp in @vblank_time should correspond as 782282199Sdumbbell * closely as possible to the time when the first video scanline of 783282199Sdumbbell * the video frame after the end of VBLANK will start scanning out, 784282199Sdumbbell * the time immediately after end of the VBLANK interval. If the 785282199Sdumbbell * @crtc is currently inside VBLANK, this will be a time in the future. 786282199Sdumbbell * If the @crtc is currently scanning out a frame, this will be the 787282199Sdumbbell * past start time of the current scanout. This is meant to adhere 788282199Sdumbbell * to the OpenML OML_sync_control extension specification. 789282199Sdumbbell * 790282199Sdumbbell * \param dev dev DRM device handle. 791282199Sdumbbell * \param crtc crtc for which timestamp should be returned. 792282199Sdumbbell * \param *max_error Maximum allowable timestamp error in nanoseconds. 793282199Sdumbbell * Implementation should strive to provide timestamp 794282199Sdumbbell * with an error of at most *max_error nanoseconds. 795282199Sdumbbell * Returns true upper bound on error for timestamp. 796282199Sdumbbell * \param *vblank_time Target location for returned vblank timestamp. 797282199Sdumbbell * \param flags 0 = Defaults, no special treatment needed. 798282199Sdumbbell * \param DRM_CALLED_FROM_VBLIRQ = Function is called from vblank 799282199Sdumbbell * irq handler. Some drivers need to apply some workarounds 800282199Sdumbbell * for gpu-specific vblank irq quirks if flag is set. 801282199Sdumbbell * 802282199Sdumbbell * \returns 803282199Sdumbbell * Zero if timestamping isn't supported in current display mode or a 804282199Sdumbbell * negative number on failure. A positive status code on success, 805282199Sdumbbell * which describes how the vblank_time timestamp was computed. 806282199Sdumbbell */ 807282199Sdumbbell int (*get_vblank_timestamp) (struct drm_device *dev, int crtc, 808282199Sdumbbell int *max_error, 809282199Sdumbbell struct timeval *vblank_time, 810282199Sdumbbell unsigned flags); 811282199Sdumbbell 812282199Sdumbbell /* these have to be filled in */ 813282199Sdumbbell 814282199Sdumbbell irqreturn_t(*irq_handler) (DRM_IRQ_ARGS); 815282199Sdumbbell void (*irq_preinstall) (struct drm_device *dev); 816282199Sdumbbell int (*irq_postinstall) (struct drm_device *dev); 817282199Sdumbbell void (*irq_uninstall) (struct drm_device *dev); 818282199Sdumbbell void (*set_version) (struct drm_device *dev, 819282199Sdumbbell struct drm_set_version *sv); 820282199Sdumbbell 821282199Sdumbbell /* Master routines */ 822282199Sdumbbell int (*master_create)(struct drm_device *dev, struct drm_master *master); 823282199Sdumbbell void (*master_destroy)(struct drm_device *dev, struct drm_master *master); 824282199Sdumbbell /** 825282199Sdumbbell * master_set is called whenever the minor master is set. 826282199Sdumbbell * master_drop is called whenever the minor master is dropped. 827282199Sdumbbell */ 828282199Sdumbbell 829282199Sdumbbell int (*master_set)(struct drm_device *dev, struct drm_file *file_priv, 830282199Sdumbbell bool from_open); 831282199Sdumbbell void (*master_drop)(struct drm_device *dev, struct drm_file *file_priv, 832282199Sdumbbell bool from_release); 833282199Sdumbbell 834282199Sdumbbell /** 835282199Sdumbbell * Driver-specific constructor for drm_gem_objects, to set up 836282199Sdumbbell * obj->driver_private. 837282199Sdumbbell * 838282199Sdumbbell * Returns 0 on success. 839282199Sdumbbell */ 840282199Sdumbbell int (*gem_init_object) (struct drm_gem_object *obj); 841282199Sdumbbell void (*gem_free_object) (struct drm_gem_object *obj); 842282199Sdumbbell int (*gem_open_object) (struct drm_gem_object *, struct drm_file *); 843282199Sdumbbell void (*gem_close_object) (struct drm_gem_object *, struct drm_file *); 844282199Sdumbbell 845282199Sdumbbell#ifdef FREEBSD_NOTYET 846282199Sdumbbell /* prime: */ 847282199Sdumbbell /* export handle -> fd (see drm_gem_prime_handle_to_fd() helper) */ 848282199Sdumbbell int (*prime_handle_to_fd)(struct drm_device *dev, struct drm_file *file_priv, 849282199Sdumbbell uint32_t handle, uint32_t flags, int *prime_fd); 850282199Sdumbbell /* import fd -> handle (see drm_gem_prime_fd_to_handle() helper) */ 851282199Sdumbbell int (*prime_fd_to_handle)(struct drm_device *dev, struct drm_file *file_priv, 852282199Sdumbbell int prime_fd, uint32_t *handle); 853282199Sdumbbell /* export GEM -> dmabuf */ 854282199Sdumbbell struct dma_buf * (*gem_prime_export)(struct drm_device *dev, 855282199Sdumbbell struct drm_gem_object *obj, int flags); 856282199Sdumbbell /* import dmabuf -> GEM */ 857282199Sdumbbell struct drm_gem_object * (*gem_prime_import)(struct drm_device *dev, 858282199Sdumbbell struct dma_buf *dma_buf); 859282199Sdumbbell#endif /* defined(FREEBSD_NOTYET) */ 860282199Sdumbbell 861282199Sdumbbell /* dumb alloc support */ 862282199Sdumbbell int (*dumb_create)(struct drm_file *file_priv, 863282199Sdumbbell struct drm_device *dev, 864282199Sdumbbell struct drm_mode_create_dumb *args); 865282199Sdumbbell int (*dumb_map_offset)(struct drm_file *file_priv, 866282199Sdumbbell struct drm_device *dev, uint32_t handle, 867282199Sdumbbell uint64_t *offset); 868282199Sdumbbell int (*dumb_destroy)(struct drm_file *file_priv, 869282199Sdumbbell struct drm_device *dev, 870282199Sdumbbell uint32_t handle); 871282199Sdumbbell 872282199Sdumbbell /* Driver private ops for this object */ 873282199Sdumbbell struct cdev_pager_ops *gem_pager_ops; 874282199Sdumbbell 875282199Sdumbbell int (*sysctl_init)(struct drm_device *dev, 876282199Sdumbbell struct sysctl_ctx_list *ctx, struct sysctl_oid *top); 877282199Sdumbbell void (*sysctl_cleanup)(struct drm_device *dev); 878282199Sdumbbell 879282199Sdumbbell int major; 880282199Sdumbbell int minor; 881282199Sdumbbell int patchlevel; 882282199Sdumbbell char *name; 883282199Sdumbbell char *desc; 884282199Sdumbbell char *date; 885282199Sdumbbell 886282199Sdumbbell u32 driver_features; 887282199Sdumbbell int dev_priv_size; 888282199Sdumbbell struct drm_ioctl_desc *ioctls; 889282199Sdumbbell int num_ioctls; 890282199Sdumbbell struct drm_bus *bus; 891239375Skib#ifdef COMPAT_FREEBSD32 892282199Sdumbbell struct drm_ioctl_desc *compat_ioctls; 893282199Sdumbbell int *num_compat_ioctls; 894239375Skib#endif 895235783Skib 896235783Skib int buf_priv_size; 897282199Sdumbbell}; 898235783Skib 899282199Sdumbbell#define DRM_MINOR_UNASSIGNED 0 900282199Sdumbbell#define DRM_MINOR_LEGACY 1 901282199Sdumbbell#define DRM_MINOR_CONTROL 2 902282199Sdumbbell#define DRM_MINOR_RENDER 3 903235783Skib 904235783Skib/** 905235783Skib * DRM minor structure. This structure represents a drm minor number. 906235783Skib */ 907235783Skibstruct drm_minor { 908235783Skib int index; /**< Minor device number */ 909235783Skib int type; /**< Control or render */ 910282199Sdumbbell struct cdev *device; /**< Device number for mknod */ 911235783Skib device_t kdev; /**< OS device */ 912235783Skib struct drm_device *dev; 913235783Skib 914235783Skib struct drm_master *master; /* currently active master for this node */ 915235783Skib struct list_head master_list; 916235783Skib struct drm_mode_group mode_group; 917282199Sdumbbell 918282199Sdumbbell struct sigio *buf_sigio; /* Processes waiting for SIGIO */ 919235783Skib}; 920235783Skib 921235783Skib/* mode specified on the command line */ 922235783Skibstruct drm_cmdline_mode { 923235783Skib bool specified; 924235783Skib bool refresh_specified; 925235783Skib bool bpp_specified; 926235783Skib int xres, yres; 927235783Skib int bpp; 928235783Skib int refresh; 929235783Skib bool rb; 930235783Skib bool interlace; 931235783Skib bool cvt; 932235783Skib bool margins; 933235783Skib enum drm_connector_force force; 934235783Skib}; 935235783Skib 936254858Sdumbbell 937235783Skibstruct drm_pending_vblank_event { 938235783Skib struct drm_pending_event base; 939235783Skib int pipe; 940235783Skib struct drm_event_vblank event; 941235783Skib}; 942235783Skib 943254858Sdumbbell/** 944254858Sdumbbell * DRM device structure. This structure represent a complete card that 945254858Sdumbbell * may contain multiple heads. 946235783Skib */ 947235783Skibstruct drm_device { 948282199Sdumbbell int if_version; /**< Highest interface version set */ 949235783Skib 950282199Sdumbbell /** \name Locks */ 951282199Sdumbbell /*@{ */ 952282199Sdumbbell struct mtx count_lock; /**< For inuse, drm_device::open_count, drm_device::buf_use */ 953282199Sdumbbell struct sx dev_struct_lock; /**< For others */ 954282199Sdumbbell /*@} */ 955282199Sdumbbell 956282199Sdumbbell /** \name Usage Counters */ 957282199Sdumbbell /*@{ */ 958282199Sdumbbell int open_count; /**< Outstanding files open */ 959282199Sdumbbell atomic_t ioctl_count; /**< Outstanding IOCTLs pending */ 960282199Sdumbbell atomic_t vma_count; /**< Outstanding vma areas open */ 961282199Sdumbbell int buf_use; /**< Buffers in use -- cannot alloc */ 962282199Sdumbbell atomic_t buf_alloc; /**< Buffer allocation in progress */ 963282199Sdumbbell /*@} */ 964282199Sdumbbell 965282199Sdumbbell /** \name Performance counters */ 966282199Sdumbbell /*@{ */ 967282199Sdumbbell unsigned long counters; 968282199Sdumbbell enum drm_stat_type types[15]; 969282199Sdumbbell atomic_t counts[15]; 970282199Sdumbbell /*@} */ 971282199Sdumbbell 972282199Sdumbbell struct list_head filelist; 973282199Sdumbbell 974282199Sdumbbell /** \name Memory management */ 975282199Sdumbbell /*@{ */ 976282199Sdumbbell struct list_head maplist; /**< Linked list of regions */ 977282199Sdumbbell int map_count; /**< Number of mappable regions */ 978282199Sdumbbell struct drm_open_hash map_hash; /**< User token hash table for maps */ 979282199Sdumbbell 980282199Sdumbbell /** \name Context handle management */ 981282199Sdumbbell /*@{ */ 982282199Sdumbbell struct list_head ctxlist; /**< Linked list of context handles */ 983282199Sdumbbell int ctx_count; /**< Number of context handles */ 984282199Sdumbbell struct mtx ctxlist_mutex; /**< For ctxlist */ 985282199Sdumbbell drm_local_map_t **context_sareas; 986282199Sdumbbell int max_context; 987282199Sdumbbell unsigned long *ctx_bitmap; 988282199Sdumbbell 989282199Sdumbbell /*@} */ 990282199Sdumbbell 991282199Sdumbbell /** \name DMA support */ 992282199Sdumbbell /*@{ */ 993282199Sdumbbell struct drm_device_dma *dma; /**< Optional pointer for DMA support */ 994282199Sdumbbell /*@} */ 995282199Sdumbbell 996282199Sdumbbell /** \name Context support */ 997282199Sdumbbell /*@{ */ 998282199Sdumbbell int irq_enabled; /**< True if irq handler is enabled */ 999282199Sdumbbell atomic_t context_flag; /**< Context swapping flag */ 1000282199Sdumbbell atomic_t interrupt_flag; /**< Interruption handler flag */ 1001282199Sdumbbell atomic_t dma_flag; /**< DMA dispatch flag */ 1002282199Sdumbbell wait_queue_head_t context_wait; /**< Processes waiting on ctx switch */ 1003282199Sdumbbell int last_checked; /**< Last context checked for DMA */ 1004282199Sdumbbell int last_context; /**< Last current context */ 1005282199Sdumbbell unsigned long last_switch; /**< jiffies at last context switch */ 1006282199Sdumbbell /*@} */ 1007282199Sdumbbell 1008282199Sdumbbell /** \name VBLANK IRQ support */ 1009282199Sdumbbell /*@{ */ 1010282199Sdumbbell 1011282199Sdumbbell /* 1012282199Sdumbbell * At load time, disabling the vblank interrupt won't be allowed since 1013282199Sdumbbell * old clients may not call the modeset ioctl and therefore misbehave. 1014282199Sdumbbell * Once the modeset ioctl *has* been called though, we can safely 1015282199Sdumbbell * disable them when unused. 1016282199Sdumbbell */ 1017282199Sdumbbell int vblank_disable_allowed; 1018282199Sdumbbell 1019282199Sdumbbell atomic_t *_vblank_count; /**< number of VBLANK interrupts (driver must alloc the right number of counters) */ 1020282199Sdumbbell struct timeval *_vblank_time; /**< timestamp of current vblank_count (drivers must alloc right number of fields) */ 1021282199Sdumbbell struct mtx vblank_time_lock; /**< Protects vblank count and time updates during vblank enable/disable */ 1022282199Sdumbbell struct mtx vbl_lock; 1023282199Sdumbbell atomic_t *vblank_refcount; /* number of users of vblank interruptsper crtc */ 1024282199Sdumbbell u32 *last_vblank; /* protected by dev->vbl_lock, used */ 1025282199Sdumbbell /* for wraparound handling */ 1026282199Sdumbbell int *vblank_enabled; /* so we don't call enable more than 1027282199Sdumbbell once per disable */ 1028282199Sdumbbell int *vblank_inmodeset; /* Display driver is setting mode */ 1029282199Sdumbbell u32 *last_vblank_wait; /* Last vblank seqno waited per CRTC */ 1030282199Sdumbbell struct callout vblank_disable_callout; 1031282199Sdumbbell 1032282199Sdumbbell u32 max_vblank_count; /**< size of vblank counter register */ 1033282199Sdumbbell 1034282199Sdumbbell /** 1035282199Sdumbbell * List of events 1036282199Sdumbbell */ 1037282199Sdumbbell struct list_head vblank_event_list; 1038282199Sdumbbell struct mtx event_lock; 1039282199Sdumbbell 1040282199Sdumbbell /*@} */ 1041282199Sdumbbell 1042282199Sdumbbell struct drm_agp_head *agp; /**< AGP data */ 1043282199Sdumbbell 1044282199Sdumbbell device_t dev; /* Device instance from newbus */ 1045254820Sdumbbell uint16_t pci_device; /* PCI device id */ 1046254820Sdumbbell uint16_t pci_vendor; /* PCI vendor id */ 1047254820Sdumbbell uint16_t pci_subdevice; /* PCI subsystem device id */ 1048254820Sdumbbell uint16_t pci_subvendor; /* PCI subsystem vendor id */ 1049235783Skib 1050282199Sdumbbell struct drm_sg_mem *sg; /**< Scatter gather memory */ 1051282199Sdumbbell unsigned int num_crtcs; /**< Number of CRTCs on this device */ 1052282199Sdumbbell void *dev_private; /**< device private data */ 1053282199Sdumbbell void *mm_private; 1054282199Sdumbbell struct drm_sigdata sigdata; /**< For block_all_signals */ 1055282199Sdumbbell sigset_t sigmask; 1056235783Skib 1057282199Sdumbbell struct drm_driver *driver; 1058282199Sdumbbell struct drm_local_map *agp_buffer_map; 1059282199Sdumbbell unsigned int agp_buffer_token; 1060282199Sdumbbell struct drm_minor *control; /**< Control node for card */ 1061282199Sdumbbell struct drm_minor *primary; /**< render type primary screen head */ 1062235783Skib 1063282199Sdumbbell struct drm_mode_config mode_config; /**< Current mode config */ 1064282199Sdumbbell 1065282199Sdumbbell /** \name GEM information */ 1066282199Sdumbbell /*@{ */ 1067282199Sdumbbell struct sx object_name_lock; 1068282199Sdumbbell struct drm_gem_names object_names; 1069282199Sdumbbell /*@} */ 1070282199Sdumbbell int switch_power_state; 1071282199Sdumbbell 1072282199Sdumbbell atomic_t unplugged; /* device has been unplugged or gone away */ 1073282199Sdumbbell 1074235783Skib /* Locks */ 1075235783Skib struct mtx dma_lock; /* protects dev->dma */ 1076235783Skib struct mtx irq_lock; /* protects irq condition checks */ 1077235783Skib 1078235783Skib /* Context support */ 1079235783Skib int irq; /* Interrupt used by board */ 1080235783Skib int msi_enabled; /* MSI enabled */ 1081235783Skib int irqrid; /* Interrupt used by board */ 1082235783Skib struct resource *irqr; /* Resource for interrupt used by board */ 1083235783Skib void *irqh; /* Handle from bus_setup_intr */ 1084235783Skib 1085235783Skib /* Storage of resource pointers for drm_get_resource_* */ 1086282199Sdumbbell#define DRM_MAX_PCI_RESOURCE 6 1087235783Skib struct resource *pcir[DRM_MAX_PCI_RESOURCE]; 1088235783Skib int pcirid[DRM_MAX_PCI_RESOURCE]; 1089282199Sdumbbell struct mtx pcir_lock; 1090235783Skib 1091235783Skib int pci_domain; 1092235783Skib int pci_bus; 1093235783Skib int pci_slot; 1094235783Skib int pci_func; 1095235783Skib 1096235783Skib /* Sysctl support */ 1097235783Skib struct drm_sysctl_info *sysctl; 1098235783Skib int sysctl_node_idx; 1099235783Skib 1100254822Sdumbbell void *drm_ttm_bdev; 1101235783Skib 1102235783Skib void *sysctl_private; 1103235783Skib char busid_str[128]; 1104235783Skib int modesetting; 1105254858Sdumbbell 1106282199Sdumbbell drm_pci_id_list_t *id_entry; /* PCI ID, name, and chipset private */ 1107235783Skib}; 1108235783Skib 1109254858Sdumbbell#define DRM_SWITCH_POWER_ON 0 1110254858Sdumbbell#define DRM_SWITCH_POWER_OFF 1 1111254858Sdumbbell#define DRM_SWITCH_POWER_CHANGING 2 1112254858Sdumbbell 1113235783Skibstatic __inline__ int drm_core_check_feature(struct drm_device *dev, 1114235783Skib int feature) 1115235783Skib{ 1116235783Skib return ((dev->driver->driver_features & feature) ? 1 : 0); 1117235783Skib} 1118235783Skib 1119282199Sdumbbellstatic inline int drm_dev_to_irq(struct drm_device *dev) 1120282199Sdumbbell{ 1121282199Sdumbbell return dev->driver->bus->get_irq(dev); 1122282199Sdumbbell} 1123282199Sdumbbell 1124282199Sdumbbell 1125235783Skib#if __OS_HAS_AGP 1126235783Skibstatic inline int drm_core_has_AGP(struct drm_device *dev) 1127235783Skib{ 1128235783Skib return drm_core_check_feature(dev, DRIVER_USE_AGP); 1129235783Skib} 1130235783Skib#else 1131235783Skib#define drm_core_has_AGP(dev) (0) 1132235783Skib#endif 1133235783Skib 1134282199Sdumbbell#if __OS_HAS_MTRR 1135282199Sdumbbellstatic inline int drm_core_has_MTRR(struct drm_device *dev) 1136282199Sdumbbell{ 1137282199Sdumbbell return drm_core_check_feature(dev, DRIVER_USE_MTRR); 1138282199Sdumbbell} 1139235783Skib 1140282199Sdumbbell#define DRM_MTRR_WC MDF_WRITECOMBINE 1141235783Skib 1142282199Sdumbbellint drm_mtrr_add(unsigned long offset, unsigned long size, unsigned int flags); 1143282199Sdumbbellint drm_mtrr_del(int handle, unsigned long offset, unsigned long size, unsigned int flags); 1144235783Skib 1145282199Sdumbbell#else 1146282199Sdumbbell#define drm_core_has_MTRR(dev) (0) 1147235783Skib 1148282199Sdumbbell#define DRM_MTRR_WC 0 1149235783Skib 1150282199Sdumbbellstatic inline int drm_mtrr_add(unsigned long offset, unsigned long size, 1151282199Sdumbbell unsigned int flags) 1152282199Sdumbbell{ 1153282199Sdumbbell return 0; 1154282199Sdumbbell} 1155235783Skib 1156282199Sdumbbellstatic inline int drm_mtrr_del(int handle, unsigned long offset, 1157282199Sdumbbell unsigned long size, unsigned int flags) 1158282199Sdumbbell{ 1159282199Sdumbbell return 0; 1160282199Sdumbbell} 1161282199Sdumbbell#endif 1162235783Skib 1163282199Sdumbbell/******************************************************************/ 1164282199Sdumbbell/** \name Internal function definitions */ 1165282199Sdumbbell/*@{*/ 1166235783Skib 1167282199Sdumbbell /* Driver support (drm_drv.h) */ 1168282199Sdumbbelld_ioctl_t drm_ioctl; 1169282199Sdumbbellextern int drm_lastclose(struct drm_device *dev); 1170254858Sdumbbell 1171282199Sdumbbell /* Device support (drm_fops.h) */ 1172282199Sdumbbellextern struct sx drm_global_mutex; 1173282199Sdumbbelld_open_t drm_open; 1174282199Sdumbbelld_read_t drm_read; 1175282199Sdumbbellextern void drm_release(void *data); 1176254858Sdumbbell 1177282199Sdumbbell /* Mapping support (drm_vm.h) */ 1178282199Sdumbbelld_mmap_t drm_mmap; 1179282199Sdumbbellint drm_mmap_single(struct cdev *kdev, vm_ooffset_t *offset, 1180282199Sdumbbell vm_size_t size, struct vm_object **obj_res, int nprot); 1181282199Sdumbbelld_poll_t drm_poll; 1182254858Sdumbbell 1183282199Sdumbbell /* Memory management support (drm_memory.h) */ 1184282199Sdumbbellextern void drm_free_agp(DRM_AGP_MEM * handle, int pages); 1185282199Sdumbbellextern int drm_bind_agp(DRM_AGP_MEM * handle, unsigned int start); 1186282199Sdumbbell#ifdef FREEBSD_NOTYET 1187282199Sdumbbellextern DRM_AGP_MEM *drm_agp_bind_pages(struct drm_device *dev, 1188282199Sdumbbell struct page **pages, 1189282199Sdumbbell unsigned long num_pages, 1190282199Sdumbbell uint32_t gtt_offset, 1191282199Sdumbbell uint32_t type); 1192282199Sdumbbell#endif /* FREEBSD_NOTYET */ 1193282199Sdumbbellextern int drm_unbind_agp(DRM_AGP_MEM * handle); 1194254858Sdumbbell 1195282199Sdumbbell /* Misc. IOCTL support (drm_ioctl.h) */ 1196282199Sdumbbellextern int drm_irq_by_busid(struct drm_device *dev, void *data, 1197282199Sdumbbell struct drm_file *file_priv); 1198282199Sdumbbellextern int drm_getunique(struct drm_device *dev, void *data, 1199282199Sdumbbell struct drm_file *file_priv); 1200282199Sdumbbellextern int drm_setunique(struct drm_device *dev, void *data, 1201282199Sdumbbell struct drm_file *file_priv); 1202282199Sdumbbellextern int drm_getmap(struct drm_device *dev, void *data, 1203282199Sdumbbell struct drm_file *file_priv); 1204282199Sdumbbellextern int drm_getclient(struct drm_device *dev, void *data, 1205282199Sdumbbell struct drm_file *file_priv); 1206282199Sdumbbellextern int drm_getstats(struct drm_device *dev, void *data, 1207282199Sdumbbell struct drm_file *file_priv); 1208282199Sdumbbellextern int drm_getcap(struct drm_device *dev, void *data, 1209282199Sdumbbell struct drm_file *file_priv); 1210282199Sdumbbellextern int drm_setversion(struct drm_device *dev, void *data, 1211282199Sdumbbell struct drm_file *file_priv); 1212282199Sdumbbellextern int drm_noop(struct drm_device *dev, void *data, 1213282199Sdumbbell struct drm_file *file_priv); 1214254858Sdumbbell 1215282199Sdumbbell /* Context IOCTL support (drm_context.h) */ 1216282199Sdumbbellextern int drm_resctx(struct drm_device *dev, void *data, 1217282199Sdumbbell struct drm_file *file_priv); 1218282199Sdumbbellextern int drm_addctx(struct drm_device *dev, void *data, 1219282199Sdumbbell struct drm_file *file_priv); 1220282199Sdumbbellextern int drm_modctx(struct drm_device *dev, void *data, 1221282199Sdumbbell struct drm_file *file_priv); 1222282199Sdumbbellextern int drm_getctx(struct drm_device *dev, void *data, 1223282199Sdumbbell struct drm_file *file_priv); 1224282199Sdumbbellextern int drm_switchctx(struct drm_device *dev, void *data, 1225282199Sdumbbell struct drm_file *file_priv); 1226282199Sdumbbellextern int drm_newctx(struct drm_device *dev, void *data, 1227282199Sdumbbell struct drm_file *file_priv); 1228282199Sdumbbellextern int drm_rmctx(struct drm_device *dev, void *data, 1229282199Sdumbbell struct drm_file *file_priv); 1230254858Sdumbbell 1231282199Sdumbbellextern int drm_ctxbitmap_init(struct drm_device *dev); 1232282199Sdumbbellextern void drm_ctxbitmap_cleanup(struct drm_device *dev); 1233282199Sdumbbellextern void drm_ctxbitmap_free(struct drm_device *dev, int ctx_handle); 1234235783Skib 1235282199Sdumbbellextern int drm_setsareactx(struct drm_device *dev, void *data, 1236282199Sdumbbell struct drm_file *file_priv); 1237282199Sdumbbellextern int drm_getsareactx(struct drm_device *dev, void *data, 1238282199Sdumbbell struct drm_file *file_priv); 1239235783Skib 1240282199Sdumbbell /* Authentication IOCTL support (drm_auth.h) */ 1241282199Sdumbbellextern int drm_getmagic(struct drm_device *dev, void *data, 1242282199Sdumbbell struct drm_file *file_priv); 1243282199Sdumbbellextern int drm_authmagic(struct drm_device *dev, void *data, 1244282199Sdumbbell struct drm_file *file_priv); 1245282199Sdumbbellextern int drm_remove_magic(struct drm_master *master, drm_magic_t magic); 1246235783Skib 1247282199Sdumbbell/* Cache management (drm_cache.c) */ 1248282199Sdumbbellvoid drm_clflush_pages(vm_page_t *pages, unsigned long num_pages); 1249282199Sdumbbellvoid drm_clflush_virt_range(char *addr, unsigned long length); 1250235783Skib 1251282199Sdumbbell /* Locking IOCTL support (drm_lock.h) */ 1252282199Sdumbbellextern int drm_lock(struct drm_device *dev, void *data, 1253282199Sdumbbell struct drm_file *file_priv); 1254282199Sdumbbellextern int drm_unlock(struct drm_device *dev, void *data, 1255282199Sdumbbell struct drm_file *file_priv); 1256282199Sdumbbellextern int drm_lock_free(struct drm_lock_data *lock_data, unsigned int context); 1257282199Sdumbbellextern void drm_idlelock_take(struct drm_lock_data *lock_data); 1258282199Sdumbbellextern void drm_idlelock_release(struct drm_lock_data *lock_data); 1259235783Skib 1260282199Sdumbbell/* 1261282199Sdumbbell * These are exported to drivers so that they can implement fencing using 1262282199Sdumbbell * DMA quiscent + idle. DMA quiescent usually requires the hardware lock. 1263282199Sdumbbell */ 1264235783Skib 1265282199Sdumbbellextern int drm_i_have_hw_lock(struct drm_device *dev, struct drm_file *file_priv); 1266235783Skib 1267282199Sdumbbell /* Buffer management support (drm_bufs.h) */ 1268282199Sdumbbellextern int drm_addbufs_agp(struct drm_device *dev, struct drm_buf_desc * request); 1269282199Sdumbbellextern int drm_addbufs_pci(struct drm_device *dev, struct drm_buf_desc * request); 1270282199Sdumbbellextern int drm_addmap(struct drm_device *dev, resource_size_t offset, 1271282199Sdumbbell unsigned int size, enum drm_map_type type, 1272282199Sdumbbell enum drm_map_flags flags, struct drm_local_map **map_ptr); 1273282199Sdumbbellextern int drm_addmap_ioctl(struct drm_device *dev, void *data, 1274282199Sdumbbell struct drm_file *file_priv); 1275282199Sdumbbellextern int drm_rmmap(struct drm_device *dev, struct drm_local_map *map); 1276282199Sdumbbellextern int drm_rmmap_locked(struct drm_device *dev, struct drm_local_map *map); 1277282199Sdumbbellextern int drm_rmmap_ioctl(struct drm_device *dev, void *data, 1278282199Sdumbbell struct drm_file *file_priv); 1279282199Sdumbbellextern int drm_addbufs(struct drm_device *dev, void *data, 1280282199Sdumbbell struct drm_file *file_priv); 1281282199Sdumbbellextern int drm_infobufs(struct drm_device *dev, void *data, 1282235783Skib struct drm_file *file_priv); 1283282199Sdumbbellextern int drm_markbufs(struct drm_device *dev, void *data, 1284282199Sdumbbell struct drm_file *file_priv); 1285282199Sdumbbellextern int drm_freebufs(struct drm_device *dev, void *data, 1286282199Sdumbbell struct drm_file *file_priv); 1287282199Sdumbbellextern int drm_mapbufs(struct drm_device *dev, void *data, 1288282199Sdumbbell struct drm_file *file_priv); 1289282199Sdumbbellextern int drm_order(unsigned long size); 1290235783Skib 1291282199Sdumbbell /* DMA support (drm_dma.h) */ 1292282199Sdumbbellextern int drm_dma_setup(struct drm_device *dev); 1293282199Sdumbbellextern void drm_dma_takedown(struct drm_device *dev); 1294282199Sdumbbellextern void drm_free_buffer(struct drm_device *dev, struct drm_buf * buf); 1295282199Sdumbbellextern void drm_core_reclaim_buffers(struct drm_device *dev, 1296282199Sdumbbell struct drm_file *filp); 1297282199Sdumbbell 1298282199Sdumbbell /* IRQ support (drm_irq.h) */ 1299282199Sdumbbellextern int drm_control(struct drm_device *dev, void *data, 1300282199Sdumbbell struct drm_file *file_priv); 1301282199Sdumbbellextern int drm_irq_install(struct drm_device *dev); 1302282199Sdumbbellextern int drm_irq_uninstall(struct drm_device *dev); 1303282199Sdumbbell 1304235783Skibextern int drm_vblank_init(struct drm_device *dev, int num_crtcs); 1305235783Skibextern int drm_wait_vblank(struct drm_device *dev, void *data, 1306235783Skib struct drm_file *filp); 1307235783Skibextern int drm_vblank_wait(struct drm_device *dev, unsigned int *vbl_seq); 1308235783Skibextern u32 drm_vblank_count(struct drm_device *dev, int crtc); 1309235783Skibextern u32 drm_vblank_count_and_time(struct drm_device *dev, int crtc, 1310235783Skib struct timeval *vblanktime); 1311282199Sdumbbellextern void drm_send_vblank_event(struct drm_device *dev, int crtc, 1312282199Sdumbbell struct drm_pending_vblank_event *e); 1313235783Skibextern bool drm_handle_vblank(struct drm_device *dev, int crtc); 1314235783Skibextern int drm_vblank_get(struct drm_device *dev, int crtc); 1315235783Skibextern void drm_vblank_put(struct drm_device *dev, int crtc); 1316235783Skibextern void drm_vblank_off(struct drm_device *dev, int crtc); 1317235783Skibextern void drm_vblank_cleanup(struct drm_device *dev); 1318235783Skibextern u32 drm_get_last_vbltimestamp(struct drm_device *dev, int crtc, 1319235783Skib struct timeval *tvblank, unsigned flags); 1320235783Skibextern int drm_calc_vbltimestamp_from_scanoutpos(struct drm_device *dev, 1321235783Skib int crtc, int *max_error, 1322235783Skib struct timeval *vblank_time, 1323235783Skib unsigned flags, 1324235783Skib struct drm_crtc *refcrtc); 1325235783Skibextern void drm_calc_timestamping_constants(struct drm_crtc *crtc); 1326235783Skib 1327282199Sdumbbellextern bool 1328282199Sdumbbelldrm_mode_parse_command_line_for_connector(const char *mode_option, 1329282199Sdumbbell struct drm_connector *connector, 1330282199Sdumbbell struct drm_cmdline_mode *mode); 1331235783Skib 1332282199Sdumbbellextern struct drm_display_mode * 1333282199Sdumbbelldrm_mode_create_from_cmdline_mode(struct drm_device *dev, 1334282199Sdumbbell struct drm_cmdline_mode *cmd); 1335235783Skib 1336282199Sdumbbell/* Modesetting support */ 1337282199Sdumbbellextern void drm_vblank_pre_modeset(struct drm_device *dev, int crtc); 1338282199Sdumbbellextern void drm_vblank_post_modeset(struct drm_device *dev, int crtc); 1339282199Sdumbbellextern int drm_modeset_ctl(struct drm_device *dev, void *data, 1340282199Sdumbbell struct drm_file *file_priv); 1341235783Skib 1342282199Sdumbbell /* AGP/GART support (drm_agpsupport.h) */ 1343282199Sdumbbellextern struct drm_agp_head *drm_agp_init(struct drm_device *dev); 1344282199Sdumbbellextern int drm_agp_acquire(struct drm_device *dev); 1345282199Sdumbbellextern int drm_agp_acquire_ioctl(struct drm_device *dev, void *data, 1346282199Sdumbbell struct drm_file *file_priv); 1347282199Sdumbbellextern int drm_agp_release(struct drm_device *dev); 1348282199Sdumbbellextern int drm_agp_release_ioctl(struct drm_device *dev, void *data, 1349282199Sdumbbell struct drm_file *file_priv); 1350282199Sdumbbellextern int drm_agp_enable(struct drm_device *dev, struct drm_agp_mode mode); 1351282199Sdumbbellextern int drm_agp_enable_ioctl(struct drm_device *dev, void *data, 1352282199Sdumbbell struct drm_file *file_priv); 1353282199Sdumbbellextern int drm_agp_info(struct drm_device *dev, struct drm_agp_info *info); 1354282199Sdumbbellextern int drm_agp_info_ioctl(struct drm_device *dev, void *data, 1355282199Sdumbbell struct drm_file *file_priv); 1356282199Sdumbbellextern int drm_agp_alloc(struct drm_device *dev, struct drm_agp_buffer *request); 1357282199Sdumbbellextern int drm_agp_alloc_ioctl(struct drm_device *dev, void *data, 1358282199Sdumbbell struct drm_file *file_priv); 1359282199Sdumbbellextern int drm_agp_free(struct drm_device *dev, struct drm_agp_buffer *request); 1360282199Sdumbbellextern int drm_agp_free_ioctl(struct drm_device *dev, void *data, 1361282199Sdumbbell struct drm_file *file_priv); 1362282199Sdumbbellextern int drm_agp_unbind(struct drm_device *dev, struct drm_agp_binding *request); 1363282199Sdumbbellextern int drm_agp_unbind_ioctl(struct drm_device *dev, void *data, 1364282199Sdumbbell struct drm_file *file_priv); 1365282199Sdumbbellextern int drm_agp_bind(struct drm_device *dev, struct drm_agp_binding *request); 1366282199Sdumbbellextern int drm_agp_bind_ioctl(struct drm_device *dev, void *data, 1367282199Sdumbbell struct drm_file *file_priv); 1368235783Skib 1369282199Sdumbbell /* Stub support (drm_stub.h) */ 1370282199Sdumbbellextern int drm_setmaster_ioctl(struct drm_device *dev, void *data, 1371282199Sdumbbell struct drm_file *file_priv); 1372282199Sdumbbellextern int drm_dropmaster_ioctl(struct drm_device *dev, void *data, 1373282199Sdumbbell struct drm_file *file_priv); 1374282199Sdumbbellstruct drm_master *drm_master_create(struct drm_minor *minor); 1375282199Sdumbbellextern struct drm_master *drm_master_get(struct drm_master *master); 1376282199Sdumbbellextern void drm_master_put(struct drm_master **master); 1377235783Skib 1378282199Sdumbbellextern void drm_put_dev(struct drm_device *dev); 1379282199Sdumbbellextern int drm_put_minor(struct drm_minor **minor); 1380282199Sdumbbellextern void drm_unplug_dev(struct drm_device *dev); 1381282199Sdumbbellextern unsigned int drm_debug; 1382282199Sdumbbellextern unsigned int drm_notyet; 1383235783Skib 1384282199Sdumbbellextern unsigned int drm_vblank_offdelay; 1385282199Sdumbbellextern unsigned int drm_timestamp_precision; 1386282199Sdumbbellextern unsigned int drm_timestamp_monotonic; 1387235783Skib 1388282199Sdumbbellextern struct drm_local_map *drm_getsarea(struct drm_device *dev); 1389235783Skib 1390235783Skib 1391282199Sdumbbell#ifdef FREEBSD_NOTYET 1392282199Sdumbbellextern int drm_gem_prime_handle_to_fd(struct drm_device *dev, 1393282199Sdumbbell struct drm_file *file_priv, uint32_t handle, uint32_t flags, 1394282199Sdumbbell int *prime_fd); 1395282199Sdumbbellextern int drm_gem_prime_fd_to_handle(struct drm_device *dev, 1396282199Sdumbbell struct drm_file *file_priv, int prime_fd, uint32_t *handle); 1397235783Skib 1398282199Sdumbbellextern int drm_prime_handle_to_fd_ioctl(struct drm_device *dev, void *data, 1399282199Sdumbbell struct drm_file *file_priv); 1400282199Sdumbbellextern int drm_prime_fd_to_handle_ioctl(struct drm_device *dev, void *data, 1401282199Sdumbbell struct drm_file *file_priv); 1402235783Skib 1403282199Sdumbbellextern int drm_prime_sg_to_page_addr_arrays(struct sg_table *sgt, vm_page_t *pages, 1404282199Sdumbbell dma_addr_t *addrs, int max_pages); 1405282199Sdumbbellextern struct sg_table *drm_prime_pages_to_sg(vm_page_t *pages, int nr_pages); 1406282199Sdumbbellextern void drm_prime_gem_destroy(struct drm_gem_object *obj, struct sg_table *sg); 1407235783Skib 1408235783Skib 1409282199Sdumbbellvoid drm_prime_init_file_private(struct drm_prime_file_private *prime_fpriv); 1410282199Sdumbbellvoid drm_prime_destroy_file_private(struct drm_prime_file_private *prime_fpriv); 1411282199Sdumbbellint drm_prime_add_imported_buf_handle(struct drm_prime_file_private *prime_fpriv, struct dma_buf *dma_buf, uint32_t handle); 1412282199Sdumbbellint drm_prime_lookup_imported_buf_handle(struct drm_prime_file_private *prime_fpriv, struct dma_buf *dma_buf, uint32_t *handle); 1413282199Sdumbbellvoid drm_prime_remove_imported_buf_handle(struct drm_prime_file_private *prime_fpriv, struct dma_buf *dma_buf); 1414235783Skib 1415282199Sdumbbellint drm_prime_add_dma_buf(struct drm_device *dev, struct drm_gem_object *obj); 1416282199Sdumbbellint drm_prime_lookup_obj(struct drm_device *dev, struct dma_buf *buf, 1417282199Sdumbbell struct drm_gem_object **obj); 1418282199Sdumbbell#endif /* FREEBSD_NOTYET */ 1419235783Skib 1420282199Sdumbbell /* Scatter Gather Support (drm_scatter.h) */ 1421282199Sdumbbellextern void drm_sg_cleanup(struct drm_sg_mem * entry); 1422282199Sdumbbellextern int drm_sg_alloc_ioctl(struct drm_device *dev, void *data, 1423282199Sdumbbell struct drm_file *file_priv); 1424282199Sdumbbellextern int drm_sg_alloc(struct drm_device *dev, struct drm_scatter_gather * request); 1425282199Sdumbbellextern int drm_sg_free(struct drm_device *dev, void *data, 1426282199Sdumbbell struct drm_file *file_priv); 1427235783Skib 1428282199Sdumbbell /* ATI PCIGART support (ati_pcigart.h) */ 1429282199Sdumbbellextern int drm_ati_pcigart_init(struct drm_device *dev, 1430282199Sdumbbell struct drm_ati_pcigart_info * gart_info); 1431282199Sdumbbellextern int drm_ati_pcigart_cleanup(struct drm_device *dev, 1432282199Sdumbbell struct drm_ati_pcigart_info * gart_info); 1433235783Skib 1434282199Sdumbbellextern drm_dma_handle_t *drm_pci_alloc(struct drm_device *dev, size_t size, 1435282199Sdumbbell size_t align, dma_addr_t maxaddr); 1436282199Sdumbbellextern void __drm_pci_free(struct drm_device *dev, drm_dma_handle_t * dmah); 1437282199Sdumbbellextern void drm_pci_free(struct drm_device *dev, drm_dma_handle_t * dmah); 1438235783Skib 1439235783Skib/* Graphics Execution Manager library functions (drm_gem.c) */ 1440235783Skibint drm_gem_init(struct drm_device *dev); 1441235783Skibvoid drm_gem_destroy(struct drm_device *dev); 1442235783Skibvoid drm_gem_object_release(struct drm_gem_object *obj); 1443235783Skibvoid drm_gem_object_free(struct drm_gem_object *obj); 1444282199Sdumbbellstruct drm_gem_object *drm_gem_object_alloc(struct drm_device *dev, 1445282199Sdumbbell size_t size); 1446282199Sdumbbellint drm_gem_object_init(struct drm_device *dev, 1447282199Sdumbbell struct drm_gem_object *obj, size_t size); 1448235783Skibint drm_gem_private_object_init(struct drm_device *dev, 1449282199Sdumbbell struct drm_gem_object *obj, size_t size); 1450282199Sdumbbellvoid drm_gem_object_handle_free(struct drm_gem_object *obj); 1451247835Skibint drm_gem_mmap_single(struct drm_device *dev, vm_ooffset_t *offset, 1452247835Skib vm_size_t size, struct vm_object **obj_res, int nprot); 1453235783Skibvoid drm_gem_pager_dtr(void *obj); 1454235783Skib 1455282199Sdumbbell#include <dev/drm2/drm_global.h> 1456247835Skib 1457282199Sdumbbellstatic inline void 1458282199Sdumbbelldrm_gem_object_reference(struct drm_gem_object *obj) 1459282199Sdumbbell{ 1460235783Skib 1461282199Sdumbbell KASSERT(obj->refcount > 0, ("Dangling obj %p", obj)); 1462282199Sdumbbell refcount_acquire(&obj->refcount); 1463282199Sdumbbell} 1464235783Skib 1465282199Sdumbbellstatic inline void 1466282199Sdumbbelldrm_gem_object_unreference(struct drm_gem_object *obj) 1467282199Sdumbbell{ 1468235783Skib 1469282199Sdumbbell if (obj == NULL) 1470282199Sdumbbell return; 1471282199Sdumbbell if (refcount_release(&obj->refcount)) 1472282199Sdumbbell drm_gem_object_free(obj); 1473282199Sdumbbell} 1474235783Skib 1475282199Sdumbbellstatic inline void 1476282199Sdumbbelldrm_gem_object_unreference_unlocked(struct drm_gem_object *obj) 1477235783Skib{ 1478282199Sdumbbell if (obj != NULL) { 1479282199Sdumbbell struct drm_device *dev = obj->dev; 1480282199Sdumbbell DRM_LOCK(dev); 1481282199Sdumbbell drm_gem_object_unreference(obj); 1482282199Sdumbbell DRM_UNLOCK(dev); 1483282199Sdumbbell } 1484235783Skib} 1485235783Skib 1486282199Sdumbbellint drm_gem_handle_create(struct drm_file *file_priv, 1487282199Sdumbbell struct drm_gem_object *obj, 1488282199Sdumbbell u32 *handlep); 1489282199Sdumbbellint drm_gem_handle_delete(struct drm_file *filp, u32 handle); 1490282199Sdumbbell 1491282199Sdumbbellstatic inline void 1492282199Sdumbbelldrm_gem_object_handle_reference(struct drm_gem_object *obj) 1493235783Skib{ 1494282199Sdumbbell drm_gem_object_reference(obj); 1495282199Sdumbbell atomic_inc(&obj->handle_count); 1496235783Skib} 1497235783Skib 1498282199Sdumbbellstatic inline void 1499282199Sdumbbelldrm_gem_object_handle_unreference(struct drm_gem_object *obj) 1500235783Skib{ 1501282199Sdumbbell if (obj == NULL) 1502282199Sdumbbell return; 1503282199Sdumbbell 1504282199Sdumbbell if (atomic_read(&obj->handle_count) == 0) 1505282199Sdumbbell return; 1506282199Sdumbbell /* 1507282199Sdumbbell * Must bump handle count first as this may be the last 1508282199Sdumbbell * ref, in which case the object would disappear before we 1509282199Sdumbbell * checked for a name 1510282199Sdumbbell */ 1511282199Sdumbbell if (atomic_dec_and_test(&obj->handle_count)) 1512282199Sdumbbell drm_gem_object_handle_free(obj); 1513282199Sdumbbell drm_gem_object_unreference(obj); 1514235783Skib} 1515235783Skib 1516282199Sdumbbellstatic inline void 1517282199Sdumbbelldrm_gem_object_handle_unreference_unlocked(struct drm_gem_object *obj) 1518235783Skib{ 1519282199Sdumbbell if (obj == NULL) 1520282199Sdumbbell return; 1521235783Skib 1522282199Sdumbbell if (atomic_read(&obj->handle_count) == 0) 1523282199Sdumbbell return; 1524282199Sdumbbell 1525282199Sdumbbell /* 1526282199Sdumbbell * Must bump handle count first as this may be the last 1527282199Sdumbbell * ref, in which case the object would disappear before we 1528282199Sdumbbell * checked for a name 1529282199Sdumbbell */ 1530282199Sdumbbell 1531282199Sdumbbell if (atomic_dec_and_test(&obj->handle_count)) 1532282199Sdumbbell drm_gem_object_handle_free(obj); 1533282199Sdumbbell drm_gem_object_unreference_unlocked(obj); 1534235783Skib} 1535235783Skib 1536282199Sdumbbellvoid drm_gem_free_mmap_offset(struct drm_gem_object *obj); 1537282199Sdumbbellint drm_gem_create_mmap_offset(struct drm_gem_object *obj); 1538282199Sdumbbell 1539282199Sdumbbellstruct drm_gem_object *drm_gem_object_lookup(struct drm_device *dev, 1540282199Sdumbbell struct drm_file *filp, 1541282199Sdumbbell u32 handle); 1542282199Sdumbbellint drm_gem_close_ioctl(struct drm_device *dev, void *data, 1543282199Sdumbbell struct drm_file *file_priv); 1544282199Sdumbbellint drm_gem_flink_ioctl(struct drm_device *dev, void *data, 1545282199Sdumbbell struct drm_file *file_priv); 1546282199Sdumbbellint drm_gem_open_ioctl(struct drm_device *dev, void *data, 1547282199Sdumbbell struct drm_file *file_priv); 1548282199Sdumbbellvoid drm_gem_open(struct drm_device *dev, struct drm_file *file_private); 1549282199Sdumbbellvoid drm_gem_release(struct drm_device *dev, struct drm_file *file_private); 1550282199Sdumbbell 1551282199Sdumbbellextern void drm_core_ioremap(struct drm_local_map *map, struct drm_device *dev); 1552282199Sdumbbellextern void drm_core_ioremap_wc(struct drm_local_map *map, struct drm_device *dev); 1553282199Sdumbbellextern void drm_core_ioremapfree(struct drm_local_map *map, struct drm_device *dev); 1554282199Sdumbbell 1555282199Sdumbbellstatic __inline__ struct drm_local_map *drm_core_findmap(struct drm_device *dev, 1556282199Sdumbbell unsigned int token) 1557235783Skib{ 1558282199Sdumbbell struct drm_map_list *_entry; 1559282199Sdumbbell list_for_each_entry(_entry, &dev->maplist, head) 1560282199Sdumbbell if (_entry->user_token == token) 1561282199Sdumbbell return _entry->map; 1562235783Skib return NULL; 1563235783Skib} 1564235783Skib 1565282199Sdumbbellstatic __inline__ void drm_core_dropmap(struct drm_local_map *map) 1566235783Skib{ 1567235783Skib} 1568235783Skib 1569282199Sdumbbellextern int drm_fill_in_dev(struct drm_device *dev, 1570282199Sdumbbell struct drm_driver *driver); 1571282199Sdumbbellextern void drm_cancel_fill_in_dev(struct drm_device *dev); 1572282199Sdumbbellint drm_get_minor(struct drm_device *dev, struct drm_minor **minor, int type); 1573282199Sdumbbell/*@}*/ 1574282199Sdumbbell 1575282199Sdumbbell/* PCI section */ 1576282199Sdumbbellint drm_pci_device_is_agp(struct drm_device *dev); 1577282199Sdumbbellint drm_pci_device_is_pcie(struct drm_device *dev); 1578282199Sdumbbell 1579282199Sdumbbellextern int drm_get_pci_dev(device_t kdev, struct drm_device *dev, 1580282199Sdumbbell struct drm_driver *driver); 1581282199Sdumbbell 1582254848Sdumbbell#define DRM_PCIE_SPEED_25 1 1583254848Sdumbbell#define DRM_PCIE_SPEED_50 2 1584254848Sdumbbell#define DRM_PCIE_SPEED_80 4 1585254848Sdumbbell 1586254848Sdumbbellextern int drm_pcie_get_speed_cap_mask(struct drm_device *dev, u32 *speed_mask); 1587254848Sdumbbell 1588254858Sdumbbell#define drm_can_sleep() (DRM_HZ & 1) 1589254858Sdumbbell 1590282199Sdumbbell/* FreeBSD specific -- should be moved to drm_os_freebsd.h */ 1591282199Sdumbbell 1592282199Sdumbbell#define DRM_GEM_MAPPING_MASK (3ULL << 62) 1593282199Sdumbbell#define DRM_GEM_MAPPING_KEY (2ULL << 62) /* Non-canonical address form */ 1594282199Sdumbbell#define DRM_GEM_MAX_IDX 0x3fffff 1595282199Sdumbbell#define DRM_GEM_MAPPING_IDX(o) (((o) >> 40) & DRM_GEM_MAX_IDX) 1596282199Sdumbbell#define DRM_GEM_MAPPING_OFF(i) (((uint64_t)(i)) << 40) 1597282199Sdumbbell#define DRM_GEM_MAPPING_MAPOFF(o) \ 1598282199Sdumbbell ((o) & ~(DRM_GEM_MAPPING_OFF(DRM_GEM_MAX_IDX) | DRM_GEM_MAPPING_KEY)) 1599282199Sdumbbell 1600282199SdumbbellSYSCTL_DECL(_hw_drm); 1601282199Sdumbbell 1602282199Sdumbbell#define DRM_DEV_MODE (S_IRUSR|S_IWUSR|S_IRGRP|S_IWGRP) 1603282199Sdumbbell#define DRM_DEV_UID 0 1604282199Sdumbbell#define DRM_DEV_GID 0 1605282199Sdumbbell 1606282199Sdumbbell#define DRM_WAKEUP(w) wakeup((void *)w) 1607282199Sdumbbell#define DRM_WAKEUP_INT(w) wakeup(w) 1608282199Sdumbbell#define DRM_INIT_WAITQUEUE(queue) do {(void)(queue);} while (0) 1609282199Sdumbbell 1610282199Sdumbbell#define DRM_CURPROC curthread 1611282199Sdumbbell#define DRM_STRUCTPROC struct thread 1612282199Sdumbbell#define DRM_SPINTYPE struct mtx 1613282199Sdumbbell#define DRM_SPININIT(l,name) mtx_init(l, name, NULL, MTX_DEF) 1614282199Sdumbbell#define DRM_SPINUNINIT(l) mtx_destroy(l) 1615282199Sdumbbell#define DRM_SPINLOCK(l) mtx_lock(l) 1616282199Sdumbbell#define DRM_SPINUNLOCK(u) mtx_unlock(u) 1617282199Sdumbbell#define DRM_SPINLOCK_IRQSAVE(l, irqflags) do { \ 1618282199Sdumbbell mtx_lock(l); \ 1619282199Sdumbbell (void)irqflags; \ 1620282199Sdumbbell} while (0) 1621282199Sdumbbell#define DRM_SPINUNLOCK_IRQRESTORE(u, irqflags) mtx_unlock(u) 1622282199Sdumbbell#define DRM_SPINLOCK_ASSERT(l) mtx_assert(l, MA_OWNED) 1623282199Sdumbbell#define DRM_LOCK_SLEEP(dev, chan, flags, msg, timeout) \ 1624282199Sdumbbell (sx_sleep((chan), &(dev)->dev_struct_lock, (flags), (msg), (timeout))) 1625282199Sdumbbell#if defined(INVARIANTS) 1626282199Sdumbbell#define DRM_LOCK_ASSERT(dev) sx_assert(&(dev)->dev_struct_lock, SA_XLOCKED) 1627282199Sdumbbell#define DRM_UNLOCK_ASSERT(dev) sx_assert(&(dev)->dev_struct_lock, SA_UNLOCKED) 1628282199Sdumbbell#else 1629282199Sdumbbell#define DRM_LOCK_ASSERT(d) 1630282199Sdumbbell#define DRM_UNLOCK_ASSERT(d) 1631282199Sdumbbell#endif 1632282199Sdumbbell 1633282199Sdumbbell#define DRM_SYSCTL_HANDLER_ARGS (SYSCTL_HANDLER_ARGS) 1634282199Sdumbbell 1635282199Sdumbbellenum { 1636282199Sdumbbell DRM_IS_NOT_AGP, 1637282199Sdumbbell DRM_IS_AGP, 1638282199Sdumbbell DRM_MIGHT_BE_AGP 1639282199Sdumbbell}; 1640282199Sdumbbell 1641282199Sdumbbell#define DRM_VERIFYAREA_READ( uaddr, size ) \ 1642282199Sdumbbell (!useracc(__DECONST(caddr_t, uaddr), size, VM_PROT_READ)) 1643282199Sdumbbell 1644282199Sdumbbell#define DRM_COPY_TO_USER(user, kern, size) \ 1645282199Sdumbbell copyout(kern, user, size) 1646282199Sdumbbell#define DRM_COPY_FROM_USER(kern, user, size) \ 1647282199Sdumbbell copyin(user, kern, size) 1648282199Sdumbbell#define DRM_COPY_FROM_USER_UNCHECKED(arg1, arg2, arg3) \ 1649282199Sdumbbell copyin(arg2, arg1, arg3) 1650282199Sdumbbell#define DRM_COPY_TO_USER_UNCHECKED(arg1, arg2, arg3) \ 1651282199Sdumbbell copyout(arg2, arg1, arg3) 1652282199Sdumbbell#define DRM_GET_USER_UNCHECKED(val, uaddr) \ 1653282199Sdumbbell ((val) = fuword32(uaddr), 0) 1654282199Sdumbbell 1655282199Sdumbbell#define DRM_GET_PRIV_SAREA(_dev, _ctx, _map) do { \ 1656282199Sdumbbell (_map) = (_dev)->context_sareas[_ctx]; \ 1657282199Sdumbbell} while(0) 1658282199Sdumbbell 1659282199Sdumbbell/* Returns -errno to shared code */ 1660282199Sdumbbell#define DRM_WAIT_ON( ret, queue, timeout, condition ) \ 1661282199Sdumbbellfor ( ret = 0 ; !ret && !(condition) ; ) { \ 1662282199Sdumbbell DRM_UNLOCK(dev); \ 1663282199Sdumbbell mtx_lock(&dev->irq_lock); \ 1664282199Sdumbbell if (!(condition)) \ 1665282199Sdumbbell ret = -mtx_sleep(&(queue), &dev->irq_lock, \ 1666282199Sdumbbell PCATCH, "drmwtq", (timeout)); \ 1667282199Sdumbbell if (ret == -ERESTART) \ 1668282199Sdumbbell ret = -ERESTARTSYS; \ 1669282199Sdumbbell mtx_unlock(&dev->irq_lock); \ 1670282199Sdumbbell DRM_LOCK(dev); \ 1671282199Sdumbbell} 1672282199Sdumbbell 1673282199Sdumbbell#define dev_err(dev, fmt, ...) \ 1674282199Sdumbbell device_printf((dev), "error: " fmt, ## __VA_ARGS__) 1675282199Sdumbbell#define dev_warn(dev, fmt, ...) \ 1676282199Sdumbbell device_printf((dev), "warning: " fmt, ## __VA_ARGS__) 1677282199Sdumbbell#define dev_info(dev, fmt, ...) \ 1678282199Sdumbbell device_printf((dev), "info: " fmt, ## __VA_ARGS__) 1679282199Sdumbbell#define dev_dbg(dev, fmt, ...) do { \ 1680282199Sdumbbell if ((drm_debug& DRM_DEBUGBITS_KMS) != 0) { \ 1681282199Sdumbbell device_printf((dev), "debug: " fmt, ## __VA_ARGS__); \ 1682282199Sdumbbell } \ 1683282199Sdumbbell} while (0) 1684282199Sdumbbell 1685282199Sdumbbellstruct drm_msi_blacklist_entry 1686282199Sdumbbell{ 1687282199Sdumbbell int vendor; 1688282199Sdumbbell int device; 1689282199Sdumbbell}; 1690282199Sdumbbell 1691282199Sdumbbellstruct drm_vblank_info { 1692282199Sdumbbell wait_queue_head_t queue; /* vblank wait queue */ 1693282199Sdumbbell atomic_t count; /* number of VBLANK interrupts */ 1694282199Sdumbbell /* (driver must alloc the right number of counters) */ 1695282199Sdumbbell atomic_t refcount; /* number of users of vblank interrupts */ 1696282199Sdumbbell u32 last; /* protected by dev->vbl_lock, used */ 1697282199Sdumbbell /* for wraparound handling */ 1698282199Sdumbbell int enabled; /* so we don't call enable more than */ 1699282199Sdumbbell /* once per disable */ 1700282199Sdumbbell int inmodeset; /* Display driver is setting mode */ 1701282199Sdumbbell}; 1702282199Sdumbbell 1703282199Sdumbbell#ifndef DMA_BIT_MASK 1704282199Sdumbbell#define DMA_BIT_MASK(n) (((n) == 64) ? ~0ULL : (1ULL<<(n)) - 1) 1705282199Sdumbbell#endif 1706282199Sdumbbell 1707282199Sdumbbell#define upper_32_bits(n) ((u32)(((n) >> 16) >> 16)) 1708282199Sdumbbell 1709282199Sdumbbellenum dmi_field { 1710282199Sdumbbell DMI_NONE, 1711282199Sdumbbell DMI_BIOS_VENDOR, 1712282199Sdumbbell DMI_BIOS_VERSION, 1713282199Sdumbbell DMI_BIOS_DATE, 1714282199Sdumbbell DMI_SYS_VENDOR, 1715282199Sdumbbell DMI_PRODUCT_NAME, 1716282199Sdumbbell DMI_PRODUCT_VERSION, 1717282199Sdumbbell DMI_PRODUCT_SERIAL, 1718282199Sdumbbell DMI_PRODUCT_UUID, 1719282199Sdumbbell DMI_BOARD_VENDOR, 1720282199Sdumbbell DMI_BOARD_NAME, 1721282199Sdumbbell DMI_BOARD_VERSION, 1722282199Sdumbbell DMI_BOARD_SERIAL, 1723282199Sdumbbell DMI_BOARD_ASSET_TAG, 1724282199Sdumbbell DMI_CHASSIS_VENDOR, 1725282199Sdumbbell DMI_CHASSIS_TYPE, 1726282199Sdumbbell DMI_CHASSIS_VERSION, 1727282199Sdumbbell DMI_CHASSIS_SERIAL, 1728282199Sdumbbell DMI_CHASSIS_ASSET_TAG, 1729282199Sdumbbell DMI_STRING_MAX, 1730282199Sdumbbell}; 1731282199Sdumbbell 1732282199Sdumbbellstruct dmi_strmatch { 1733282199Sdumbbell unsigned char slot; 1734282199Sdumbbell char substr[79]; 1735282199Sdumbbell}; 1736282199Sdumbbell 1737282199Sdumbbellstruct dmi_system_id { 1738282199Sdumbbell int (*callback)(const struct dmi_system_id *); 1739282199Sdumbbell const char *ident; 1740282199Sdumbbell struct dmi_strmatch matches[4]; 1741282199Sdumbbell}; 1742282199Sdumbbell#define DMI_MATCH(a, b) {(a), (b)} 1743282199Sdumbbellbool dmi_check_system(const struct dmi_system_id *); 1744282199Sdumbbell 1745282199Sdumbbell/* Device setup support (drm_drv.c) */ 1746282199Sdumbbellint drm_probe_helper(device_t kdev, drm_pci_id_list_t *idlist); 1747282199Sdumbbellint drm_attach_helper(device_t kdev, drm_pci_id_list_t *idlist, 1748282199Sdumbbell struct drm_driver *driver); 1749282199Sdumbbellint drm_generic_detach(device_t kdev); 1750282199Sdumbbell 1751282199Sdumbbellvoid drm_event_wakeup(struct drm_pending_event *e); 1752282199Sdumbbell 1753282199Sdumbbellint drm_add_busid_modesetting(struct drm_device *dev, 1754282199Sdumbbell struct sysctl_ctx_list *ctx, struct sysctl_oid *top); 1755282199Sdumbbell 1756282199Sdumbbell/* Buffer management support (drm_bufs.c) */ 1757282199Sdumbbellunsigned long drm_get_resource_start(struct drm_device *dev, 1758282199Sdumbbell unsigned int resource); 1759282199Sdumbbellunsigned long drm_get_resource_len(struct drm_device *dev, 1760282199Sdumbbell unsigned int resource); 1761282199Sdumbbell 1762282199Sdumbbell/* IRQ support (drm_irq.c) */ 1763282199Sdumbbellirqreturn_t drm_irq_handler(DRM_IRQ_ARGS); 1764282199Sdumbbellvoid drm_driver_irq_preinstall(struct drm_device *dev); 1765282199Sdumbbellvoid drm_driver_irq_postinstall(struct drm_device *dev); 1766282199Sdumbbellvoid drm_driver_irq_uninstall(struct drm_device *dev); 1767282199Sdumbbell 1768282199Sdumbbell/* sysctl support (drm_sysctl.h) */ 1769282199Sdumbbellextern int drm_sysctl_init(struct drm_device *dev); 1770282199Sdumbbellextern int drm_sysctl_cleanup(struct drm_device *dev); 1771282199Sdumbbell 1772282199Sdumbbellint drm_version(struct drm_device *dev, void *data, 1773282199Sdumbbell struct drm_file *file_priv); 1774282199Sdumbbell 1775282199Sdumbbell/* consistent PCI memory functions (drm_pci.c) */ 1776282199Sdumbbellint drm_pci_set_busid(struct drm_device *dev, struct drm_master *master); 1777282199Sdumbbellint drm_pci_set_unique(struct drm_device *dev, struct drm_master *master, 1778282199Sdumbbell struct drm_unique *u); 1779282199Sdumbbellint drm_pci_agp_init(struct drm_device *dev); 1780282199Sdumbbellint drm_pci_enable_msi(struct drm_device *dev); 1781282199Sdumbbellvoid drm_pci_disable_msi(struct drm_device *dev); 1782282199Sdumbbell 1783282199Sdumbbellstruct ttm_bo_device; 1784282199Sdumbbellint ttm_bo_mmap_single(struct ttm_bo_device *bdev, vm_ooffset_t *offset, 1785282199Sdumbbell vm_size_t size, struct vm_object **obj_res, int nprot); 1786282199Sdumbbellstruct ttm_buffer_object; 1787282199Sdumbbellvoid ttm_bo_release_mmap(struct ttm_buffer_object *bo); 1788282199Sdumbbell 1789282199Sdumbbell#endif /* __KERNEL__ */ 1790282199Sdumbbell#endif 1791