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_internal.h> 104235783Skib#include <dev/drm2/drm_linux_list.h> 105235783Skib#include <dev/drm2/drm_gem_names.h> 106254858Sdumbbell 107254858Sdumbbellstruct drm_file; 108254858Sdumbbellstruct drm_device; 109254858Sdumbbell 110254858Sdumbbell#include <dev/drm2/drm_os_freebsd.h> 111254858Sdumbbell#include <dev/drm2/drm_hashtab.h> 112235783Skib#include <dev/drm2/drm_mm.h> 113235783Skib 114239375Skib#include "opt_compat.h" 115235783Skib#include "opt_drm.h" 116235783Skib#ifdef DRM_DEBUG 117235783Skib#undef DRM_DEBUG 118235783Skib#define DRM_DEBUG_DEFAULT_ON 1 119235783Skib#endif /* DRM_DEBUG */ 120235783Skib 121235783Skib#define DRM_DEBUGBITS_DEBUG 0x1 122235783Skib#define DRM_DEBUGBITS_KMS 0x2 123235783Skib#define DRM_DEBUGBITS_FAILED_IOCTL 0x4 124235783Skib 125235783Skib#undef DRM_LINUX 126235783Skib#define DRM_LINUX 0 127235783Skib 128254858Sdumbbell/***********************************************************************/ 129254858Sdumbbell/** \name DRM template customization defaults */ 130254858Sdumbbell/*@{*/ 131254858Sdumbbell 132235783Skib/* driver capabilities and requirements mask */ 133235783Skib#define DRIVER_USE_AGP 0x1 134235783Skib#define DRIVER_REQUIRE_AGP 0x2 135235783Skib#define DRIVER_USE_MTRR 0x4 136235783Skib#define DRIVER_PCI_DMA 0x8 137235783Skib#define DRIVER_SG 0x10 138235783Skib#define DRIVER_HAVE_DMA 0x20 139235783Skib#define DRIVER_HAVE_IRQ 0x40 140235783Skib#define DRIVER_IRQ_SHARED 0x80 141235783Skib#define DRIVER_IRQ_VBL 0x100 142235783Skib#define DRIVER_DMA_QUEUE 0x200 143235783Skib#define DRIVER_FB_DMA 0x400 144235783Skib#define DRIVER_IRQ_VBL2 0x800 145235783Skib#define DRIVER_GEM 0x1000 146235783Skib#define DRIVER_MODESET 0x2000 147254858Sdumbbell#define DRIVER_PRIME 0x4000 148254858Sdumbbell#define DRIVER_LOCKLESS_IRQ 0x8000 149235783Skib 150235783Skib 151235783Skib#define DRM_HASH_SIZE 16 /* Size of key hash table */ 152235783Skib#define DRM_KERNEL_CONTEXT 0 /* Change drm_resctx if changed */ 153235783Skib#define DRM_RESERVED_CONTEXTS 1 /* Change drm_resctx if changed */ 154235783Skib 155235783Skib#define DRM_GEM_MAPPING_MASK (3ULL << 62) 156235783Skib#define DRM_GEM_MAPPING_KEY (2ULL << 62) /* Non-canonical address form */ 157235783Skib#define DRM_GEM_MAX_IDX 0x3fffff 158235783Skib#define DRM_GEM_MAPPING_IDX(o) (((o) >> 40) & DRM_GEM_MAX_IDX) 159235783Skib#define DRM_GEM_MAPPING_OFF(i) (((uint64_t)(i)) << 40) 160235783Skib#define DRM_GEM_MAPPING_MAPOFF(o) \ 161235783Skib ((o) & ~(DRM_GEM_MAPPING_OFF(DRM_GEM_MAX_IDX) | DRM_GEM_MAPPING_KEY)) 162235783Skib 163235783SkibMALLOC_DECLARE(DRM_MEM_DMA); 164235783SkibMALLOC_DECLARE(DRM_MEM_SAREA); 165235783SkibMALLOC_DECLARE(DRM_MEM_DRIVER); 166235783SkibMALLOC_DECLARE(DRM_MEM_MAGIC); 167235783SkibMALLOC_DECLARE(DRM_MEM_IOCTLS); 168235783SkibMALLOC_DECLARE(DRM_MEM_MAPS); 169235783SkibMALLOC_DECLARE(DRM_MEM_BUFS); 170235783SkibMALLOC_DECLARE(DRM_MEM_SEGS); 171235783SkibMALLOC_DECLARE(DRM_MEM_PAGES); 172235783SkibMALLOC_DECLARE(DRM_MEM_FILES); 173235783SkibMALLOC_DECLARE(DRM_MEM_QUEUES); 174235783SkibMALLOC_DECLARE(DRM_MEM_CMDS); 175235783SkibMALLOC_DECLARE(DRM_MEM_MAPPINGS); 176235783SkibMALLOC_DECLARE(DRM_MEM_BUFLISTS); 177235783SkibMALLOC_DECLARE(DRM_MEM_AGPLISTS); 178235783SkibMALLOC_DECLARE(DRM_MEM_CTXBITMAP); 179235783SkibMALLOC_DECLARE(DRM_MEM_SGLISTS); 180235783SkibMALLOC_DECLARE(DRM_MEM_DRAWABLE); 181235783SkibMALLOC_DECLARE(DRM_MEM_MM); 182235783SkibMALLOC_DECLARE(DRM_MEM_HASHTAB); 183235783SkibMALLOC_DECLARE(DRM_MEM_KMS); 184235783Skib 185235783SkibSYSCTL_DECL(_hw_drm); 186235783Skib 187235783Skib#define DRM_MAX_CTXBITMAP (PAGE_SIZE * 8) 188235783Skib 189254858Sdumbbell/***********************************************************************/ 190254858Sdumbbell/** \name Internal types and structures */ 191254858Sdumbbell/*@{*/ 192254858Sdumbbell 193235783Skib#define DRM_ARRAY_SIZE(x) (sizeof(x)/sizeof(x[0])) 194235783Skib#define DRM_MIN(a,b) ((a)<(b)?(a):(b)) 195235783Skib#define DRM_MAX(a,b) ((a)>(b)?(a):(b)) 196235783Skib 197235783Skib#define DRM_IF_VERSION(maj, min) (maj << 16 | min) 198235783Skib 199235783Skib#define __OS_HAS_AGP 1 200235783Skib 201235783Skib#define DRM_DEV_MODE (S_IRUSR|S_IWUSR|S_IRGRP|S_IWGRP) 202235783Skib#define DRM_DEV_UID 0 203235783Skib#define DRM_DEV_GID 0 204235783Skib 205235783Skib#define wait_queue_head_t atomic_t 206235783Skib#define DRM_WAKEUP(w) wakeup((void *)w) 207235783Skib#define DRM_WAKEUP_INT(w) wakeup(w) 208235783Skib#define DRM_INIT_WAITQUEUE(queue) do {(void)(queue);} while (0) 209235783Skib 210235783Skib#define DRM_CURPROC curthread 211235783Skib#define DRM_STRUCTPROC struct thread 212235783Skib#define DRM_SPINTYPE struct mtx 213235783Skib#define DRM_SPININIT(l,name) mtx_init(l, name, NULL, MTX_DEF) 214235783Skib#define DRM_SPINUNINIT(l) mtx_destroy(l) 215235783Skib#define DRM_SPINLOCK(l) mtx_lock(l) 216235783Skib#define DRM_SPINUNLOCK(u) mtx_unlock(u) 217235783Skib#define DRM_SPINLOCK_IRQSAVE(l, irqflags) do { \ 218235783Skib mtx_lock(l); \ 219235783Skib (void)irqflags; \ 220235783Skib} while (0) 221235783Skib#define DRM_SPINUNLOCK_IRQRESTORE(u, irqflags) mtx_unlock(u) 222235783Skib#define DRM_SPINLOCK_ASSERT(l) mtx_assert(l, MA_OWNED) 223235783Skib#define DRM_CURRENTPID curthread->td_proc->p_pid 224235783Skib#define DRM_LOCK(dev) sx_xlock(&(dev)->dev_struct_lock) 225235783Skib#define DRM_UNLOCK(dev) sx_xunlock(&(dev)->dev_struct_lock) 226235783Skib#define DRM_LOCK_SLEEP(dev, chan, flags, msg, timeout) \ 227235783Skib (sx_sleep((chan), &(dev)->dev_struct_lock, (flags), (msg), (timeout))) 228235783Skib#if defined(INVARIANTS) 229235783Skib#define DRM_LOCK_ASSERT(dev) sx_assert(&(dev)->dev_struct_lock, SA_XLOCKED) 230235783Skib#define DRM_UNLOCK_ASSERT(dev) sx_assert(&(dev)->dev_struct_lock, SA_UNLOCKED) 231235783Skib#else 232235783Skib#define DRM_LOCK_ASSERT(d) 233235783Skib#define DRM_UNLOCK_ASSERT(d) 234235783Skib#endif 235235783Skib 236235783Skib#define DRM_SYSCTL_HANDLER_ARGS (SYSCTL_HANDLER_ARGS) 237235783Skib 238235783Skib#define DRM_IRQ_ARGS void *arg 239235783Skibtypedef void irqreturn_t; 240235783Skib#define IRQ_HANDLED /* nothing */ 241235783Skib#define IRQ_NONE /* nothing */ 242235783Skib 243235783Skibenum { 244235783Skib DRM_IS_NOT_AGP, 245235783Skib DRM_IS_AGP, 246235783Skib DRM_MIGHT_BE_AGP 247235783Skib}; 248235783Skib#define DRM_AGP_MEM struct agp_memory_info 249235783Skib 250235783Skib#define drm_get_device_from_kdev(_kdev) (_kdev->si_drv1) 251235783Skib 252235783Skib#define PAGE_ALIGN(addr) round_page(addr) 253235783Skib/* DRM_SUSER returns true if the user is superuser */ 254235783Skib#define DRM_SUSER(p) (priv_check(p, PRIV_DRIVER) == 0) 255235783Skib#define DRM_AGP_FIND_DEVICE() agp_find_device() 256235783Skib#define DRM_MTRR_WC MDF_WRITECOMBINE 257235783Skib#define jiffies ticks 258235783Skib#define jiffies_to_msecs(x) (((int64_t)(x)) * 1000 / hz) 259235783Skib#define msecs_to_jiffies(x) (((int64_t)(x)) * hz / 1000) 260235783Skib#define time_after(a,b) ((long)(b) - (long)(a) < 0) 261235783Skib#define time_after_eq(a,b) ((long)(b) - (long)(a) <= 0) 262237718Smav#define drm_msleep(x, msg) pause((msg), ((int64_t)(x)) * hz / 1000) 263235783Skib 264235783Skib/* DRM_READMEMORYBARRIER() prevents reordering of reads. 265235783Skib * DRM_WRITEMEMORYBARRIER() prevents reordering of writes. 266235783Skib * DRM_MEMORYBARRIER() prevents reordering of reads and writes. 267235783Skib */ 268235783Skib#define DRM_READMEMORYBARRIER() rmb() 269235783Skib#define DRM_WRITEMEMORYBARRIER() wmb() 270235783Skib#define DRM_MEMORYBARRIER() mb() 271235783Skib 272235783Skib#define DRM_READ8(map, offset) \ 273235783Skib *(volatile u_int8_t *)(((vm_offset_t)(map)->virtual) + \ 274235783Skib (vm_offset_t)(offset)) 275235783Skib#define DRM_READ16(map, offset) \ 276235783Skib le16toh(*(volatile u_int16_t *)(((vm_offset_t)(map)->virtual) + \ 277235783Skib (vm_offset_t)(offset))) 278235783Skib#define DRM_READ32(map, offset) \ 279235783Skib le32toh(*(volatile u_int32_t *)(((vm_offset_t)(map)->virtual) + \ 280235783Skib (vm_offset_t)(offset))) 281235783Skib#define DRM_READ64(map, offset) \ 282235783Skib le64toh(*(volatile u_int64_t *)(((vm_offset_t)(map)->virtual) + \ 283235783Skib (vm_offset_t)(offset))) 284235783Skib#define DRM_WRITE8(map, offset, val) \ 285235783Skib *(volatile u_int8_t *)(((vm_offset_t)(map)->virtual) + \ 286235783Skib (vm_offset_t)(offset)) = val 287235783Skib#define DRM_WRITE16(map, offset, val) \ 288235783Skib *(volatile u_int16_t *)(((vm_offset_t)(map)->virtual) + \ 289235783Skib (vm_offset_t)(offset)) = htole16(val) 290235783Skib#define DRM_WRITE32(map, offset, val) \ 291235783Skib *(volatile u_int32_t *)(((vm_offset_t)(map)->virtual) + \ 292235783Skib (vm_offset_t)(offset)) = htole32(val) 293235783Skib#define DRM_WRITE64(map, offset, val) \ 294235783Skib *(volatile u_int64_t *)(((vm_offset_t)(map)->virtual) + \ 295235783Skib (vm_offset_t)(offset)) = htole64(val) 296235783Skib 297235783Skib#define DRM_VERIFYAREA_READ( uaddr, size ) \ 298235783Skib (!useracc(__DECONST(caddr_t, uaddr), size, VM_PROT_READ)) 299235783Skib 300235783Skib#define DRM_COPY_TO_USER(user, kern, size) \ 301235783Skib copyout(kern, user, size) 302235783Skib#define DRM_COPY_FROM_USER(kern, user, size) \ 303235783Skib copyin(user, kern, size) 304235783Skib#define DRM_COPY_FROM_USER_UNCHECKED(arg1, arg2, arg3) \ 305235783Skib copyin(arg2, arg1, arg3) 306235783Skib#define DRM_COPY_TO_USER_UNCHECKED(arg1, arg2, arg3) \ 307235783Skib copyout(arg2, arg1, arg3) 308235783Skib#define DRM_GET_USER_UNCHECKED(val, uaddr) \ 309235783Skib ((val) = fuword32(uaddr), 0) 310235783Skib 311235783Skib#define DRM_GET_PRIV_SAREA(_dev, _ctx, _map) do { \ 312235783Skib (_map) = (_dev)->context_sareas[_ctx]; \ 313235783Skib} while(0) 314235783Skib 315235783Skib#define LOCK_TEST_WITH_RETURN(dev, file_priv) \ 316235783Skibdo { \ 317235783Skib if (!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock) || \ 318235783Skib dev->lock.file_priv != file_priv) { \ 319235783Skib DRM_ERROR("%s called without lock held\n", \ 320235783Skib __FUNCTION__); \ 321235783Skib return EINVAL; \ 322235783Skib } \ 323235783Skib} while (0) 324235783Skib 325235783Skib/* Returns -errno to shared code */ 326235783Skib#define DRM_WAIT_ON( ret, queue, timeout, condition ) \ 327235783Skibfor ( ret = 0 ; !ret && !(condition) ; ) { \ 328235783Skib DRM_UNLOCK(dev); \ 329235783Skib mtx_lock(&dev->irq_lock); \ 330235783Skib if (!(condition)) \ 331235783Skib ret = -mtx_sleep(&(queue), &dev->irq_lock, \ 332235783Skib PCATCH, "drmwtq", (timeout)); \ 333235783Skib mtx_unlock(&dev->irq_lock); \ 334235783Skib DRM_LOCK(dev); \ 335235783Skib} 336235783Skib 337235783Skib#define DRM_ERROR(fmt, ...) \ 338235783Skib printf("error: [" DRM_NAME ":pid%d:%s] *ERROR* " fmt, \ 339235783Skib DRM_CURRENTPID, __func__ , ##__VA_ARGS__) 340235783Skib 341235783Skib#define DRM_INFO(fmt, ...) printf("info: [" DRM_NAME "] " fmt , ##__VA_ARGS__) 342235783Skib 343235783Skib#define DRM_DEBUG(fmt, ...) do { \ 344235783Skib if ((drm_debug_flag & DRM_DEBUGBITS_DEBUG) != 0) \ 345235783Skib printf("[" DRM_NAME ":pid%d:%s] " fmt, DRM_CURRENTPID, \ 346235783Skib __func__ , ##__VA_ARGS__); \ 347235783Skib} while (0) 348235783Skib 349235783Skib#define DRM_DEBUG_KMS(fmt, ...) do { \ 350235783Skib if ((drm_debug_flag & DRM_DEBUGBITS_KMS) != 0) \ 351235783Skib printf("[" DRM_NAME ":KMS:pid%d:%s] " fmt, DRM_CURRENTPID,\ 352235783Skib __func__ , ##__VA_ARGS__); \ 353235783Skib} while (0) 354235783Skib 355235783Skib#define DRM_DEBUG_DRIVER(fmt, ...) do { \ 356235783Skib if ((drm_debug_flag & DRM_DEBUGBITS_KMS) != 0) \ 357235783Skib printf("[" DRM_NAME ":KMS:pid%d:%s] " fmt, DRM_CURRENTPID,\ 358235783Skib __func__ , ##__VA_ARGS__); \ 359235783Skib} while (0) 360235783Skib 361254858Sdumbbell#define dev_err(dev, fmt, ...) \ 362254858Sdumbbell device_printf((dev), "error: " fmt, ## __VA_ARGS__) 363254858Sdumbbell#define dev_warn(dev, fmt, ...) \ 364254858Sdumbbell device_printf((dev), "warning: " fmt, ## __VA_ARGS__) 365254858Sdumbbell#define dev_info(dev, fmt, ...) \ 366254858Sdumbbell device_printf((dev), "info: " fmt, ## __VA_ARGS__) 367254858Sdumbbell#define dev_dbg(dev, fmt, ...) do { \ 368254858Sdumbbell if ((drm_debug_flag& DRM_DEBUGBITS_KMS) != 0) { \ 369254858Sdumbbell device_printf((dev), "debug: " fmt, ## __VA_ARGS__); \ 370254858Sdumbbell } \ 371254858Sdumbbell} while (0) 372254858Sdumbbell 373235783Skibtypedef struct drm_pci_id_list 374235783Skib{ 375235783Skib int vendor; 376235783Skib int device; 377235783Skib long driver_private; 378235783Skib char *name; 379235783Skib} drm_pci_id_list_t; 380235783Skib 381235783Skibstruct drm_msi_blacklist_entry 382235783Skib{ 383235783Skib int vendor; 384235783Skib int device; 385235783Skib}; 386235783Skib 387235783Skib#define DRM_AUTH 0x1 388254858Sdumbbell#define DRM_MASTER 0x2 389235783Skib#define DRM_ROOT_ONLY 0x4 390235783Skib#define DRM_CONTROL_ALLOW 0x8 391235783Skib#define DRM_UNLOCKED 0x10 392235783Skib 393235783Skibtypedef struct drm_ioctl_desc { 394235783Skib unsigned long cmd; 395235783Skib int (*func)(struct drm_device *dev, void *data, 396235783Skib struct drm_file *file_priv); 397235783Skib int flags; 398254858Sdumbbell unsigned int cmd_drv; 399235783Skib} drm_ioctl_desc_t; 400254858Sdumbbell 401235783Skib/** 402235783Skib * Creates a driver or general drm_ioctl_desc array entry for the given 403235783Skib * ioctl, for use by drm_ioctl(). 404235783Skib */ 405235783Skib#define DRM_IOCTL_DEF(ioctl, func, flags) \ 406235783Skib [DRM_IOCTL_NR(ioctl)] = {ioctl, func, flags} 407235783Skib 408254858Sdumbbell#define DRM_IOCTL_DEF_DRV(ioctl, _func, _flags) \ 409254858Sdumbbell [DRM_IOCTL_NR(DRM_##ioctl)] = {.cmd = DRM_##ioctl, .func = _func, .flags = _flags, .cmd_drv = DRM_IOCTL_##ioctl} 410254858Sdumbbell 411235783Skibtypedef struct drm_magic_entry { 412235783Skib drm_magic_t magic; 413235783Skib struct drm_file *priv; 414235783Skib struct drm_magic_entry *next; 415235783Skib} drm_magic_entry_t; 416235783Skib 417235783Skibtypedef struct drm_magic_head { 418235783Skib struct drm_magic_entry *head; 419235783Skib struct drm_magic_entry *tail; 420235783Skib} drm_magic_head_t; 421235783Skib 422235783Skibtypedef struct drm_buf { 423254858Sdumbbell int idx; /**< Index into master buflist */ 424254858Sdumbbell int total; /**< Buffer size */ 425254858Sdumbbell int order; /**< log-base-2(total) */ 426254858Sdumbbell int used; /**< Amount of buffer in use (for DMA) */ 427254858Sdumbbell unsigned long offset; /**< Byte offset (used internally) */ 428254858Sdumbbell void *address; /**< Address of buffer */ 429254858Sdumbbell unsigned long bus_address; /**< Bus address of buffer */ 430254858Sdumbbell struct drm_buf *next; /**< Kernel-only: used for free list */ 431254858Sdumbbell __volatile__ int waiting; /**< On kernel DMA queue */ 432254858Sdumbbell __volatile__ int pending; /**< On hardware DMA queue */ 433254858Sdumbbell struct drm_file *file_priv; /**< Private of holding file descr */ 434254858Sdumbbell int context; /**< Kernel queue for this buffer */ 435254858Sdumbbell int while_locked; /**< Dispatch this buffer while locked */ 436235783Skib enum { 437254858Sdumbbell DRM_LIST_NONE = 0, 438254858Sdumbbell DRM_LIST_FREE = 1, 439254858Sdumbbell DRM_LIST_WAIT = 2, 440254858Sdumbbell DRM_LIST_PEND = 3, 441254858Sdumbbell DRM_LIST_PRIO = 4, 442235783Skib DRM_LIST_RECLAIM = 5 443254858Sdumbbell } list; /**< Which list we're on */ 444235783Skib 445254858Sdumbbell int dev_priv_size; /**< Size of buffer private storage */ 446254858Sdumbbell void *dev_private; /**< Per-buffer private storage */ 447235783Skib} drm_buf_t; 448235783Skib 449235783Skibtypedef struct drm_freelist { 450235783Skib int initialized; /* Freelist in use */ 451235783Skib atomic_t count; /* Number of free buffers */ 452235783Skib drm_buf_t *next; /* End pointer */ 453235783Skib 454235783Skib int low_mark; /* Low water mark */ 455235783Skib int high_mark; /* High water mark */ 456235783Skib} drm_freelist_t; 457235783Skib 458235783Skibtypedef struct drm_dma_handle { 459235783Skib void *vaddr; 460235783Skib bus_addr_t busaddr; 461235783Skib bus_dma_tag_t tag; 462235783Skib bus_dmamap_t map; 463235783Skib} drm_dma_handle_t; 464235783Skib 465235783Skibtypedef struct drm_buf_entry { 466235783Skib int buf_size; 467235783Skib int buf_count; 468235783Skib drm_buf_t *buflist; 469235783Skib int seg_count; 470235783Skib drm_dma_handle_t **seglist; 471235783Skib int page_order; 472235783Skib 473235783Skib drm_freelist_t freelist; 474235783Skib} drm_buf_entry_t; 475235783Skib 476235783Skib/* Event queued up for userspace to read */ 477235783Skibstruct drm_pending_event { 478235783Skib struct drm_event *event; 479235783Skib struct list_head link; 480235783Skib struct drm_file *file_priv; 481235783Skib pid_t pid; /* pid of requester, no guarantee it's valid by the time 482235783Skib we deliver the event, for tracing only */ 483235783Skib void (*destroy)(struct drm_pending_event *event); 484235783Skib}; 485235783Skib 486254858Sdumbbell/* initial implementaton using a linked list - todo hashtab */ 487254858Sdumbbellstruct drm_prime_file_private { 488254858Sdumbbell struct list_head head; 489254858Sdumbbell#ifdef DUMBBELL_WIP 490254858Sdumbbell struct mutex lock; 491254858Sdumbbell#endif /* DUMBBELL_WIP */ 492254858Sdumbbell}; 493254858Sdumbbell 494235783Skibtypedef TAILQ_HEAD(drm_file_list, drm_file) drm_file_list_t; 495235783Skibstruct drm_file { 496235783Skib TAILQ_ENTRY(drm_file) link; 497235783Skib struct drm_device *dev; 498235783Skib int authenticated; 499235783Skib int master; 500235783Skib pid_t pid; 501235783Skib uid_t uid; 502235783Skib drm_magic_t magic; 503235783Skib unsigned long ioctl_count; 504235783Skib 505235783Skib void *driver_priv; 506235783Skib struct drm_gem_names object_names; 507235783Skib 508235783Skib int is_master; 509235783Skib struct drm_master *masterp; 510235783Skib 511235783Skib struct list_head fbs; 512235783Skib 513235783Skib struct list_head event_list; 514235783Skib int event_space; 515235783Skib struct selinfo event_poll; 516254858Sdumbbell 517254858Sdumbbell struct drm_prime_file_private prime; 518235783Skib}; 519235783Skib 520235783Skibtypedef struct drm_lock_data { 521235783Skib struct drm_hw_lock *hw_lock; /* Hardware lock */ 522235783Skib struct drm_file *file_priv; /* Unique identifier of holding process (NULL is kernel)*/ 523235783Skib int lock_queue; /* Queue of blocked processes */ 524235783Skib unsigned long lock_time; /* Time of last lock in jiffies */ 525235783Skib} drm_lock_data_t; 526235783Skib 527235783Skib/* This structure, in the struct drm_device, is always initialized while the 528235783Skib * device 529235783Skib * is open. dev->dma_lock protects the incrementing of dev->buf_use, which 530235783Skib * when set marks that no further bufs may be allocated until device teardown 531235783Skib * occurs (when the last open of the device has closed). The high/low 532235783Skib * watermarks of bufs are only touched by the X Server, and thus not 533235783Skib * concurrently accessed, so no locking is needed. 534235783Skib */ 535235783Skibtypedef struct drm_device_dma { 536254858Sdumbbell 537254858Sdumbbell struct drm_buf_entry bufs[DRM_MAX_ORDER + 1]; /**< buffers, grouped by their size order */ 538254858Sdumbbell int buf_count; /**< total number of buffers */ 539254858Sdumbbell struct drm_buf **buflist; /**< Vector of pointers into drm_device_dma::bufs */ 540254858Sdumbbell int seg_count; 541254858Sdumbbell int page_count; /**< number of pages */ 542254858Sdumbbell unsigned long *pagelist; /**< page list */ 543254858Sdumbbell unsigned long byte_count; 544235783Skib enum { 545235783Skib _DRM_DMA_USE_AGP = 0x01, 546254858Sdumbbell _DRM_DMA_USE_SG = 0x02, 547254858Sdumbbell _DRM_DMA_USE_FB = 0x04, 548254858Sdumbbell _DRM_DMA_USE_PCI_RO = 0x08 549235783Skib } flags; 550254858Sdumbbell 551235783Skib} drm_device_dma_t; 552235783Skib 553235783Skibtypedef struct drm_agp_mem { 554235783Skib void *handle; 555235783Skib unsigned long bound; /* address */ 556235783Skib int pages; 557235783Skib struct drm_agp_mem *prev; 558235783Skib struct drm_agp_mem *next; 559235783Skib} drm_agp_mem_t; 560235783Skib 561235783Skibtypedef struct drm_agp_head { 562235783Skib device_t agpdev; 563235783Skib struct agp_info info; 564235783Skib const char *chipset; 565235783Skib drm_agp_mem_t *memory; 566235783Skib unsigned long mode; 567235783Skib int enabled; 568235783Skib int acquired; 569235783Skib unsigned long base; 570235783Skib int mtrr; 571235783Skib int cant_use_aperture; 572235783Skib unsigned long page_mask; 573235783Skib} drm_agp_head_t; 574235783Skib 575235783Skibtypedef struct drm_sg_mem { 576235783Skib vm_offset_t vaddr; 577235783Skib vm_paddr_t *busaddr; 578235783Skib vm_pindex_t pages; 579235783Skib} drm_sg_mem_t; 580235783Skib 581235783Skib#define DRM_MAP_HANDLE_BITS (sizeof(void *) == 4 ? 4 : 24) 582235783Skib#define DRM_MAP_HANDLE_SHIFT (sizeof(void *) * 8 - DRM_MAP_HANDLE_BITS) 583235783Skibtypedef TAILQ_HEAD(drm_map_list, drm_local_map) drm_map_list_t; 584235783Skib 585235783Skibtypedef struct drm_local_map { 586235783Skib unsigned long offset; /* Physical address (0 for SAREA) */ 587235783Skib unsigned long size; /* Physical size (bytes) */ 588235783Skib enum drm_map_type type; /* Type of memory mapped */ 589235783Skib enum drm_map_flags flags; /* Flags */ 590235783Skib void *handle; /* User-space: "Handle" to pass to mmap */ 591235783Skib /* Kernel-space: kernel-virtual address */ 592235783Skib int mtrr; /* Boolean: MTRR used */ 593235783Skib /* Private data */ 594235783Skib int rid; /* PCI resource ID for bus_space */ 595235783Skib void *virtual; /* Kernel-space: kernel-virtual address */ 596235783Skib struct resource *bsr; 597235783Skib bus_space_tag_t bst; 598235783Skib bus_space_handle_t bsh; 599235783Skib drm_dma_handle_t *dmah; 600235783Skib TAILQ_ENTRY(drm_local_map) link; 601235783Skib} drm_local_map_t; 602235783Skib 603235783Skibstruct drm_vblank_info { 604235783Skib wait_queue_head_t queue; /* vblank wait queue */ 605235783Skib atomic_t count; /* number of VBLANK interrupts */ 606235783Skib /* (driver must alloc the right number of counters) */ 607235783Skib atomic_t refcount; /* number of users of vblank interrupts */ 608235783Skib u32 last; /* protected by dev->vbl_lock, used */ 609235783Skib /* for wraparound handling */ 610235783Skib int enabled; /* so we don't call enable more than */ 611235783Skib /* once per disable */ 612235783Skib int inmodeset; /* Display driver is setting mode */ 613235783Skib}; 614235783Skib 615235783Skib/* location of GART table */ 616235783Skib#define DRM_ATI_GART_MAIN 1 617235783Skib#define DRM_ATI_GART_FB 2 618235783Skib 619254858Sdumbbell#define DRM_ATI_GART_PCI 1 620235783Skib#define DRM_ATI_GART_PCIE 2 621254858Sdumbbell#define DRM_ATI_GART_IGP 3 622235783Skib 623235783Skibstruct drm_ati_pcigart_info { 624235783Skib int gart_table_location; 625235783Skib int gart_reg_if; 626235783Skib void *addr; 627235783Skib dma_addr_t bus_addr; 628235783Skib dma_addr_t table_mask; 629235783Skib dma_addr_t member_mask; 630235783Skib struct drm_dma_handle *table_handle; 631235783Skib drm_local_map_t mapping; 632235783Skib int table_size; 633235783Skib struct drm_dma_handle *dmah; /* handle for ATI PCIGART table */ 634235783Skib}; 635235783Skib 636235783Skibtypedef vm_paddr_t resource_size_t; 637235783Skib 638235783Skib/** 639235783Skib * GEM specific mm private for tracking GEM objects 640235783Skib */ 641235783Skibstruct drm_gem_mm { 642235783Skib struct drm_open_hash offset_hash; /**< User token hash table for maps */ 643235783Skib struct unrhdr *idxunr; 644235783Skib}; 645235783Skib 646235783Skibstruct drm_gem_object { 647235783Skib /** Reference count of this object */ 648235783Skib u_int refcount; 649235783Skib 650235783Skib /** Handle count of this object. Each handle also holds a reference */ 651235783Skib u_int handle_count; /* number of handles on this object */ 652235783Skib 653235783Skib /** Related drm device */ 654235783Skib struct drm_device *dev; 655235783Skib 656235783Skib /** File representing the shmem storage: filp in Linux parlance */ 657235783Skib vm_object_t vm_obj; 658235783Skib 659235783Skib bool on_map; 660235783Skib struct drm_hash_item map_list; 661235783Skib 662235783Skib /** 663235783Skib * Size of the object, in bytes. Immutable over the object's 664235783Skib * lifetime. 665235783Skib */ 666235783Skib size_t size; 667235783Skib 668235783Skib /** 669235783Skib * Global name for this object, starts at 1. 0 means unnamed. 670235783Skib * Access is covered by the object_name_lock in the related drm_device 671235783Skib */ 672235783Skib int name; 673235783Skib 674235783Skib /** 675235783Skib * Memory domains. These monitor which caches contain read/write data 676235783Skib * related to the object. When transitioning from one set of domains 677235783Skib * to another, the driver is called to ensure that caches are suitably 678235783Skib * flushed and invalidated 679235783Skib */ 680235783Skib uint32_t read_domains; 681235783Skib uint32_t write_domain; 682235783Skib 683235783Skib /** 684235783Skib * While validating an exec operation, the 685235783Skib * new read/write domain values are computed here. 686235783Skib * They will be transferred to the above values 687235783Skib * at the point that any cache flushing occurs 688235783Skib */ 689235783Skib uint32_t pending_read_domains; 690235783Skib uint32_t pending_write_domain; 691235783Skib 692235783Skib void *driver_private; 693254858Sdumbbell 694254858Sdumbbell#ifdef DUMBBELL_WIP 695254858Sdumbbell /* dma buf exported from this GEM object */ 696254858Sdumbbell struct dma_buf *export_dma_buf; 697254858Sdumbbell 698254858Sdumbbell /* dma buf attachment backing this object */ 699254858Sdumbbell struct dma_buf_attachment *import_attach; 700254858Sdumbbell#endif /* DUMBBELL_WIP */ 701235783Skib}; 702235783Skib 703235783Skib#include "drm_crtc.h" 704235783Skib 705254858Sdumbbell/* per-master structure */ 706254858Sdumbbellstruct drm_master { 707254858Sdumbbell 708254858Sdumbbell u_int refcount; /* refcount for this master */ 709254858Sdumbbell 710254858Sdumbbell struct list_head head; /**< each minor contains a list of masters */ 711254858Sdumbbell struct drm_minor *minor; /**< link back to minor we are a master for */ 712254858Sdumbbell 713254858Sdumbbell char *unique; /**< Unique identifier: e.g., busid */ 714254858Sdumbbell int unique_len; /**< Length of unique field */ 715254858Sdumbbell int unique_size; /**< amount allocated */ 716254858Sdumbbell 717254858Sdumbbell int blocked; /**< Blocked due to VC switch? */ 718254858Sdumbbell 719254858Sdumbbell /** \name Authentication */ 720254858Sdumbbell /*@{ */ 721254858Sdumbbell struct drm_open_hash magiclist; 722254858Sdumbbell struct list_head magicfree; 723254858Sdumbbell /*@} */ 724254858Sdumbbell 725254858Sdumbbell struct drm_lock_data lock; /**< Information on hardware lock */ 726254858Sdumbbell 727254858Sdumbbell void *driver_priv; /**< Private structure for driver to use */ 728254858Sdumbbell}; 729254858Sdumbbell 730254858Sdumbbell/* Size of ringbuffer for vblank timestamps. Just double-buffer 731254858Sdumbbell * in initial implementation. 732254858Sdumbbell */ 733254858Sdumbbell#define DRM_VBLANKTIME_RBSIZE 2 734254858Sdumbbell 735254858Sdumbbell/* Flags and return codes for get_vblank_timestamp() driver function. */ 736254858Sdumbbell#define DRM_CALLED_FROM_VBLIRQ 1 737254858Sdumbbell#define DRM_VBLANKTIME_SCANOUTPOS_METHOD (1 << 0) 738254858Sdumbbell#define DRM_VBLANKTIME_INVBL (1 << 1) 739254858Sdumbbell 740254858Sdumbbell/* get_scanout_position() return flags */ 741254858Sdumbbell#define DRM_SCANOUTPOS_VALID (1 << 0) 742254858Sdumbbell#define DRM_SCANOUTPOS_INVBL (1 << 1) 743254858Sdumbbell#define DRM_SCANOUTPOS_ACCURATE (1 << 2) 744254858Sdumbbell 745235783Skib#ifndef DMA_BIT_MASK 746235783Skib#define DMA_BIT_MASK(n) (((n) == 64) ? ~0ULL : (1ULL<<(n)) - 1) 747235783Skib#endif 748235783Skib 749235783Skib#define upper_32_bits(n) ((u32)(((n) >> 16) >> 16)) 750235783Skib 751235783Skibstruct drm_driver_info { 752235783Skib int (*load)(struct drm_device *, unsigned long flags); 753254820Sdumbbell int (*use_msi)(struct drm_device *, unsigned long flags); 754235783Skib int (*firstopen)(struct drm_device *); 755235783Skib int (*open)(struct drm_device *, struct drm_file *); 756235783Skib void (*preclose)(struct drm_device *, struct drm_file *file_priv); 757235783Skib void (*postclose)(struct drm_device *, struct drm_file *); 758235783Skib void (*lastclose)(struct drm_device *); 759235783Skib int (*unload)(struct drm_device *); 760235783Skib void (*reclaim_buffers_locked)(struct drm_device *, 761235783Skib struct drm_file *file_priv); 762235783Skib int (*dma_ioctl)(struct drm_device *dev, void *data, 763235783Skib struct drm_file *file_priv); 764235783Skib void (*dma_ready)(struct drm_device *); 765235783Skib int (*dma_quiescent)(struct drm_device *); 766235783Skib int (*dma_flush_block_and_flush)(struct drm_device *, int context, 767235783Skib enum drm_lock_flags flags); 768235783Skib int (*dma_flush_unblock)(struct drm_device *, int context, 769235783Skib enum drm_lock_flags flags); 770235783Skib int (*context_ctor)(struct drm_device *dev, int context); 771235783Skib int (*context_dtor)(struct drm_device *dev, int context); 772235783Skib int (*kernel_context_switch)(struct drm_device *dev, int old, 773235783Skib int new); 774235783Skib int (*kernel_context_switch_unlock)(struct drm_device *dev); 775235783Skib void (*irq_preinstall)(struct drm_device *dev); 776235783Skib int (*irq_postinstall)(struct drm_device *dev); 777235783Skib void (*irq_uninstall)(struct drm_device *dev); 778235783Skib void (*irq_handler)(DRM_IRQ_ARGS); 779235783Skib 780235783Skib u32 (*get_vblank_counter)(struct drm_device *dev, int crtc); 781235783Skib int (*enable_vblank)(struct drm_device *dev, int crtc); 782235783Skib void (*disable_vblank)(struct drm_device *dev, int crtc); 783235783Skib int (*get_scanout_position)(struct drm_device *dev, int crtc, 784235783Skib int *vpos, int *hpos); 785235783Skib 786235783Skib int (*get_vblank_timestamp)(struct drm_device *dev, int crtc, 787235783Skib int *max_error, struct timeval *vblank_time, 788235783Skib unsigned flags); 789235783Skib 790235783Skib int (*gem_init_object)(struct drm_gem_object *obj); 791235783Skib void (*gem_free_object)(struct drm_gem_object *obj); 792254836Sdumbbell int (*gem_open_object)(struct drm_gem_object *, struct drm_file *); 793254836Sdumbbell void (*gem_close_object)(struct drm_gem_object *, struct drm_file *); 794235783Skib 795235783Skib struct cdev_pager_ops *gem_pager_ops; 796235783Skib 797235783Skib int (*dumb_create)(struct drm_file *file_priv, 798235783Skib struct drm_device *dev, struct drm_mode_create_dumb *args); 799235783Skib int (*dumb_map_offset)(struct drm_file *file_priv, 800235783Skib struct drm_device *dev, uint32_t handle, uint64_t *offset); 801235783Skib int (*dumb_destroy)(struct drm_file *file_priv, 802235783Skib struct drm_device *dev, uint32_t handle); 803235783Skib 804235783Skib int (*sysctl_init)(struct drm_device *dev, 805235783Skib struct sysctl_ctx_list *ctx, struct sysctl_oid *top); 806235783Skib void (*sysctl_cleanup)(struct drm_device *dev); 807235783Skib 808235783Skib drm_pci_id_list_t *id_entry; /* PCI ID, name, and chipset private */ 809235783Skib 810235783Skib /** 811235783Skib * Called by \c drm_device_is_agp. Typically used to determine if a 812235783Skib * card is really attached to AGP or not. 813235783Skib * 814235783Skib * \param dev DRM device handle 815235783Skib * 816254858Sdumbbell * \returns 817235783Skib * One of three values is returned depending on whether or not the 818235783Skib * card is absolutely \b not AGP (return of 0), absolutely \b is AGP 819235783Skib * (return of 1), or may or may not be AGP (return of 2). 820235783Skib */ 821235783Skib int (*device_is_agp) (struct drm_device * dev); 822235783Skib 823235783Skib drm_ioctl_desc_t *ioctls; 824239375Skib#ifdef COMPAT_FREEBSD32 825239375Skib drm_ioctl_desc_t *compat_ioctls; 826239375Skib int *compat_ioctls_nr; 827239375Skib#endif 828235783Skib int max_ioctl; 829235783Skib 830235783Skib int buf_priv_size; 831235783Skib 832235783Skib int major; 833235783Skib int minor; 834235783Skib int patchlevel; 835235783Skib const char *name; /* Simple driver name */ 836235783Skib const char *desc; /* Longer driver name */ 837235783Skib const char *date; /* Date of last major changes. */ 838235783Skib 839235783Skib u32 driver_features; 840235783Skib}; 841235783Skib 842235783Skib/** 843235783Skib * DRM minor structure. This structure represents a drm minor number. 844235783Skib */ 845235783Skibstruct drm_minor { 846235783Skib int index; /**< Minor device number */ 847235783Skib int type; /**< Control or render */ 848235783Skib device_t kdev; /**< OS device */ 849235783Skib struct drm_device *dev; 850235783Skib 851235783Skib struct drm_master *master; /* currently active master for this node */ 852235783Skib struct list_head master_list; 853235783Skib struct drm_mode_group mode_group; 854235783Skib}; 855235783Skib 856235783Skib/* mode specified on the command line */ 857235783Skibstruct drm_cmdline_mode { 858235783Skib bool specified; 859235783Skib bool refresh_specified; 860235783Skib bool bpp_specified; 861235783Skib int xres, yres; 862235783Skib int bpp; 863235783Skib int refresh; 864235783Skib bool rb; 865235783Skib bool interlace; 866235783Skib bool cvt; 867235783Skib bool margins; 868235783Skib enum drm_connector_force force; 869235783Skib}; 870235783Skib 871254858Sdumbbell 872235783Skibstruct drm_pending_vblank_event { 873235783Skib struct drm_pending_event base; 874235783Skib int pipe; 875235783Skib struct drm_event_vblank event; 876235783Skib}; 877235783Skib 878235783Skib/* Length for the array of resource pointers for drm_get_resource_*. */ 879235783Skib#define DRM_MAX_PCI_RESOURCE 6 880235783Skib 881254858Sdumbbell/** 882254858Sdumbbell * DRM device structure. This structure represent a complete card that 883254858Sdumbbell * may contain multiple heads. 884235783Skib */ 885235783Skibstruct drm_device { 886235783Skib struct drm_driver_info *driver; 887235783Skib drm_pci_id_list_t *id_entry; /* PCI ID, name, and chipset private */ 888235783Skib 889254820Sdumbbell uint16_t pci_device; /* PCI device id */ 890254820Sdumbbell uint16_t pci_vendor; /* PCI vendor id */ 891254820Sdumbbell uint16_t pci_subdevice; /* PCI subsystem device id */ 892254820Sdumbbell uint16_t pci_subvendor; /* PCI subsystem vendor id */ 893235783Skib 894235783Skib char *unique; /* Unique identifier: e.g., busid */ 895235783Skib int unique_len; /* Length of unique field */ 896235783Skib device_t device; /* Device instance from newbus */ 897235783Skib struct cdev *devnode; /* Device number for mknod */ 898235783Skib int if_version; /* Highest interface version set */ 899235783Skib 900235783Skib int flags; /* Flags to open(2) */ 901235783Skib 902235783Skib /* Locks */ 903235783Skib struct mtx dma_lock; /* protects dev->dma */ 904235783Skib struct mtx irq_lock; /* protects irq condition checks */ 905235783Skib struct mtx dev_lock; /* protects everything else */ 906235783Skib struct sx dev_struct_lock; 907235783Skib DRM_SPINTYPE drw_lock; 908235783Skib 909235783Skib /* Usage Counters */ 910235783Skib int open_count; /* Outstanding files open */ 911235783Skib int buf_use; /* Buffers in use -- cannot alloc */ 912235783Skib 913235783Skib /* Performance counters */ 914235783Skib unsigned long counters; 915235783Skib enum drm_stat_type types[15]; 916235783Skib atomic_t counts[15]; 917235783Skib 918235783Skib /* Authentication */ 919235783Skib drm_file_list_t files; 920235783Skib drm_magic_head_t magiclist[DRM_HASH_SIZE]; 921235783Skib 922235783Skib /* Linked list of mappable regions. Protected by dev_lock */ 923235783Skib drm_map_list_t maplist; 924235783Skib struct unrhdr *map_unrhdr; 925235783Skib 926235783Skib drm_local_map_t **context_sareas; 927235783Skib int max_context; 928235783Skib 929235783Skib drm_lock_data_t lock; /* Information on hardware lock */ 930235783Skib 931235783Skib /* DMA queues (contexts) */ 932235783Skib drm_device_dma_t *dma; /* Optional pointer for DMA support */ 933235783Skib 934235783Skib /* Context support */ 935235783Skib int irq; /* Interrupt used by board */ 936235783Skib int irq_enabled; /* True if the irq handler is enabled */ 937235783Skib int msi_enabled; /* MSI enabled */ 938235783Skib int irqrid; /* Interrupt used by board */ 939235783Skib struct resource *irqr; /* Resource for interrupt used by board */ 940235783Skib void *irqh; /* Handle from bus_setup_intr */ 941235783Skib 942235783Skib /* Storage of resource pointers for drm_get_resource_* */ 943235783Skib struct resource *pcir[DRM_MAX_PCI_RESOURCE]; 944235783Skib int pcirid[DRM_MAX_PCI_RESOURCE]; 945235783Skib 946235783Skib int pci_domain; 947235783Skib int pci_bus; 948235783Skib int pci_slot; 949235783Skib int pci_func; 950235783Skib 951235783Skib atomic_t context_flag; /* Context swapping flag */ 952235783Skib int last_context; /* Last current context */ 953235783Skib 954235783Skib int num_crtcs; 955235783Skib 956235783Skib struct sigio *buf_sigio; /* Processes waiting for SIGIO */ 957235783Skib 958235783Skib /* Sysctl support */ 959235783Skib struct drm_sysctl_info *sysctl; 960235783Skib int sysctl_node_idx; 961235783Skib 962235783Skib drm_agp_head_t *agp; 963235783Skib drm_sg_mem_t *sg; /* Scatter gather memory */ 964255045Sjkim unsigned long *ctx_bitmap; 965235783Skib void *dev_private; 966235783Skib unsigned int agp_buffer_token; 967235783Skib drm_local_map_t *agp_buffer_map; 968235783Skib 969235783Skib struct drm_minor *control; /**< Control node for card */ 970235783Skib struct drm_minor *primary; /**< render type primary screen head */ 971235783Skib 972254822Sdumbbell void *drm_ttm_bdev; 973235783Skib struct unrhdr *drw_unrhdr; 974235783Skib /* RB tree of drawable infos */ 975235783Skib RB_HEAD(drawable_tree, bsd_drm_drawable_info) drw_head; 976235783Skib 977235783Skib int vblank_disable_allowed; 978235783Skib 979235783Skib atomic_t *_vblank_count; /**< number of VBLANK interrupts (driver must alloc the right number of counters) */ 980235783Skib struct timeval *_vblank_time; /**< timestamp of current vblank_count (drivers must alloc right number of fields) */ 981235783Skib struct mtx vblank_time_lock; /**< Protects vblank count and time updates during vblank enable/disable */ 982235783Skib struct mtx vbl_lock; 983235783Skib atomic_t *vblank_refcount; /* number of users of vblank interruptsper crtc */ 984235783Skib u32 *last_vblank; /* protected by dev->vbl_lock, used */ 985235783Skib /* for wraparound handling */ 986235783Skib int *vblank_enabled; /* so we don't call enable more than 987235783Skib once per disable */ 988235783Skib int *vblank_inmodeset; /* Display driver is setting mode */ 989235783Skib u32 *last_vblank_wait; /* Last vblank seqno waited per CRTC */ 990235783Skib struct callout vblank_disable_callout; 991235783Skib 992235783Skib u32 max_vblank_count; /**< size of vblank counter register */ 993235783Skib 994235783Skib struct list_head vblank_event_list; 995235783Skib struct mtx event_lock; 996235783Skib 997235783Skib struct drm_mode_config mode_config; /**< Current mode config */ 998235783Skib 999235783Skib /* GEM part */ 1000235783Skib struct sx object_name_lock; 1001235783Skib struct drm_gem_names object_names; 1002235783Skib void *mm_private; 1003235783Skib 1004235783Skib void *sysctl_private; 1005235783Skib char busid_str[128]; 1006235783Skib int modesetting; 1007254858Sdumbbell 1008254858Sdumbbell int switch_power_state; 1009235783Skib}; 1010235783Skib 1011254858Sdumbbell#define DRM_SWITCH_POWER_ON 0 1012254858Sdumbbell#define DRM_SWITCH_POWER_OFF 1 1013254858Sdumbbell#define DRM_SWITCH_POWER_CHANGING 2 1014254858Sdumbbell 1015235783Skibstatic __inline__ int drm_core_check_feature(struct drm_device *dev, 1016235783Skib int feature) 1017235783Skib{ 1018235783Skib return ((dev->driver->driver_features & feature) ? 1 : 0); 1019235783Skib} 1020235783Skib 1021235783Skib#if __OS_HAS_AGP 1022235783Skibstatic inline int drm_core_has_AGP(struct drm_device *dev) 1023235783Skib{ 1024235783Skib return drm_core_check_feature(dev, DRIVER_USE_AGP); 1025235783Skib} 1026235783Skib#else 1027235783Skib#define drm_core_has_AGP(dev) (0) 1028235783Skib#endif 1029235783Skib 1030235783Skibenum dmi_field { 1031235783Skib DMI_NONE, 1032235783Skib DMI_BIOS_VENDOR, 1033235783Skib DMI_BIOS_VERSION, 1034235783Skib DMI_BIOS_DATE, 1035235783Skib DMI_SYS_VENDOR, 1036235783Skib DMI_PRODUCT_NAME, 1037235783Skib DMI_PRODUCT_VERSION, 1038235783Skib DMI_PRODUCT_SERIAL, 1039235783Skib DMI_PRODUCT_UUID, 1040235783Skib DMI_BOARD_VENDOR, 1041235783Skib DMI_BOARD_NAME, 1042235783Skib DMI_BOARD_VERSION, 1043235783Skib DMI_BOARD_SERIAL, 1044235783Skib DMI_BOARD_ASSET_TAG, 1045235783Skib DMI_CHASSIS_VENDOR, 1046235783Skib DMI_CHASSIS_TYPE, 1047235783Skib DMI_CHASSIS_VERSION, 1048235783Skib DMI_CHASSIS_SERIAL, 1049235783Skib DMI_CHASSIS_ASSET_TAG, 1050235783Skib DMI_STRING_MAX, 1051235783Skib}; 1052235783Skib 1053235783Skibstruct dmi_strmatch { 1054235783Skib unsigned char slot; 1055235783Skib char substr[79]; 1056235783Skib}; 1057235783Skib 1058235783Skibstruct dmi_system_id { 1059235783Skib int (*callback)(const struct dmi_system_id *); 1060235783Skib const char *ident; 1061235783Skib struct dmi_strmatch matches[4]; 1062235783Skib}; 1063235783Skib#define DMI_MATCH(a, b) {(a), (b)} 1064235783Skibbool dmi_check_system(const struct dmi_system_id *); 1065235783Skib 1066235783Skibextern int drm_debug_flag; 1067235783Skibextern int drm_notyet_flag; 1068235783Skibextern unsigned int drm_vblank_offdelay; 1069235783Skibextern unsigned int drm_timestamp_precision; 1070258706Sdumbbellextern unsigned int drm_timestamp_monotonic; 1071235783Skib 1072235783Skib/* Device setup support (drm_drv.c) */ 1073235783Skibint drm_probe(device_t kdev, drm_pci_id_list_t *idlist); 1074235783Skibint drm_attach(device_t kdev, drm_pci_id_list_t *idlist); 1075235783Skibint drm_create_cdevs(device_t kdev); 1076235783Skibvoid drm_close(void *data); 1077235783Skibint drm_detach(device_t kdev); 1078235783Skibd_ioctl_t drm_ioctl; 1079235783Skibd_open_t drm_open; 1080235783Skibd_read_t drm_read; 1081235783Skibd_poll_t drm_poll; 1082235783Skibd_mmap_t drm_mmap; 1083235783Skibextern drm_local_map_t *drm_getsarea(struct drm_device *dev); 1084235783Skib 1085235783Skibvoid drm_event_wakeup(struct drm_pending_event *e); 1086235783Skib 1087235783Skibint drm_add_busid_modesetting(struct drm_device *dev, 1088235783Skib struct sysctl_ctx_list *ctx, struct sysctl_oid *top); 1089235783Skib 1090235783Skib/* File operations helpers (drm_fops.c) */ 1091235783Skibextern int drm_open_helper(struct cdev *kdev, int flags, int fmt, 1092235783Skib DRM_STRUCTPROC *p, 1093235783Skib struct drm_device *dev); 1094235783Skib 1095254858Sdumbbell#ifdef DUMBBELL_WIP 1096254858Sdumbbellextern int drm_gem_prime_handle_to_fd(struct drm_device *dev, 1097254858Sdumbbell struct drm_file *file_priv, uint32_t handle, uint32_t flags, 1098254858Sdumbbell int *prime_fd); 1099254858Sdumbbellextern int drm_gem_prime_fd_to_handle(struct drm_device *dev, 1100254858Sdumbbell struct drm_file *file_priv, int prime_fd, uint32_t *handle); 1101254858Sdumbbell 1102254858Sdumbbellextern int drm_prime_handle_to_fd_ioctl(struct drm_device *dev, void *data, 1103254858Sdumbbell struct drm_file *file_priv); 1104254858Sdumbbellextern int drm_prime_fd_to_handle_ioctl(struct drm_device *dev, void *data, 1105254858Sdumbbell struct drm_file *file_priv); 1106254858Sdumbbell 1107254858Sdumbbell#ifdef DUMBBELL_WIP 1108254858Sdumbbell/* 1109254858Sdumbbell * See drm_prime.c 1110254858Sdumbbell * -- dumbbell@ 1111254858Sdumbbell */ 1112254858Sdumbbellextern int drm_prime_sg_to_page_addr_arrays(struct sg_table *sgt, vm_page_t *pages, 1113254858Sdumbbell dma_addr_t *addrs, int max_pages); 1114254858Sdumbbell#endif /* DUMBBELL_WIP */ 1115254858Sdumbbellextern struct sg_table *drm_prime_pages_to_sg(vm_page_t *pages, int nr_pages); 1116254858Sdumbbellextern void drm_prime_gem_destroy(struct drm_gem_object *obj, struct sg_table *sg); 1117254858Sdumbbell 1118254858Sdumbbell 1119254858Sdumbbellvoid drm_prime_init_file_private(struct drm_prime_file_private *prime_fpriv); 1120254858Sdumbbellvoid drm_prime_destroy_file_private(struct drm_prime_file_private *prime_fpriv); 1121254858Sdumbbellint drm_prime_add_imported_buf_handle(struct drm_prime_file_private *prime_fpriv, struct dma_buf *dma_buf, uint32_t handle); 1122254858Sdumbbellint drm_prime_lookup_imported_buf_handle(struct drm_prime_file_private *prime_fpriv, struct dma_buf *dma_buf, uint32_t *handle); 1123254858Sdumbbellvoid drm_prime_remove_imported_buf_handle(struct drm_prime_file_private *prime_fpriv, struct dma_buf *dma_buf); 1124254858Sdumbbell 1125254858Sdumbbellint drm_prime_add_dma_buf(struct drm_device *dev, struct drm_gem_object *obj); 1126254858Sdumbbellint drm_prime_lookup_obj(struct drm_device *dev, struct dma_buf *buf, 1127254858Sdumbbell struct drm_gem_object **obj); 1128254858Sdumbbell#endif /* DUMBBELL_WIP */ 1129254858Sdumbbell 1130235783Skib/* Memory management support (drm_memory.c) */ 1131235783Skibvoid drm_mem_init(void); 1132235783Skibvoid drm_mem_uninit(void); 1133235783Skibvoid *drm_ioremap_wc(struct drm_device *dev, drm_local_map_t *map); 1134235783Skibvoid *drm_ioremap(struct drm_device *dev, drm_local_map_t *map); 1135235783Skibvoid drm_ioremapfree(drm_local_map_t *map); 1136235783Skibint drm_mtrr_add(unsigned long offset, size_t size, int flags); 1137235783Skibint drm_mtrr_del(int handle, unsigned long offset, size_t size, int flags); 1138235783Skib 1139235783Skibint drm_context_switch(struct drm_device *dev, int old, int new); 1140235783Skibint drm_context_switch_complete(struct drm_device *dev, int new); 1141235783Skib 1142235783Skibint drm_ctxbitmap_init(struct drm_device *dev); 1143235783Skibvoid drm_ctxbitmap_cleanup(struct drm_device *dev); 1144235783Skibvoid drm_ctxbitmap_free(struct drm_device *dev, int ctx_handle); 1145235783Skibint drm_ctxbitmap_next(struct drm_device *dev); 1146235783Skib 1147235783Skib/* Locking IOCTL support (drm_lock.c) */ 1148235783Skibint drm_lock_take(struct drm_lock_data *lock_data, 1149235783Skib unsigned int context); 1150235783Skibint drm_lock_transfer(struct drm_lock_data *lock_data, 1151235783Skib unsigned int context); 1152235783Skibint drm_lock_free(struct drm_lock_data *lock_data, 1153235783Skib unsigned int context); 1154235783Skib 1155235783Skib/* Buffer management support (drm_bufs.c) */ 1156235783Skibunsigned long drm_get_resource_start(struct drm_device *dev, 1157235783Skib unsigned int resource); 1158235783Skibunsigned long drm_get_resource_len(struct drm_device *dev, 1159235783Skib unsigned int resource); 1160235783Skibvoid drm_rmmap(struct drm_device *dev, drm_local_map_t *map); 1161235783Skibint drm_order(unsigned long size); 1162235783Skibint drm_addmap(struct drm_device *dev, unsigned long offset, 1163235783Skib unsigned long size, 1164235783Skib enum drm_map_type type, enum drm_map_flags flags, 1165235783Skib drm_local_map_t **map_ptr); 1166235783Skibint drm_addbufs_pci(struct drm_device *dev, struct drm_buf_desc *request); 1167235783Skibint drm_addbufs_sg(struct drm_device *dev, struct drm_buf_desc *request); 1168235783Skibint drm_addbufs_agp(struct drm_device *dev, struct drm_buf_desc *request); 1169235783Skib 1170235783Skib/* DMA support (drm_dma.c) */ 1171235783Skibint drm_dma_setup(struct drm_device *dev); 1172235783Skibvoid drm_dma_takedown(struct drm_device *dev); 1173235783Skibvoid drm_free_buffer(struct drm_device *dev, drm_buf_t *buf); 1174235783Skibvoid drm_reclaim_buffers(struct drm_device *dev, struct drm_file *file_priv); 1175235783Skib#define drm_core_reclaim_buffers drm_reclaim_buffers 1176235783Skib 1177235783Skib/* IRQ support (drm_irq.c) */ 1178235783Skibint drm_irq_install(struct drm_device *dev); 1179235783Skibint drm_irq_uninstall(struct drm_device *dev); 1180235783Skibirqreturn_t drm_irq_handler(DRM_IRQ_ARGS); 1181235783Skibvoid drm_driver_irq_preinstall(struct drm_device *dev); 1182235783Skibvoid drm_driver_irq_postinstall(struct drm_device *dev); 1183235783Skibvoid drm_driver_irq_uninstall(struct drm_device *dev); 1184235783Skib 1185235783Skibvoid drm_vblank_pre_modeset(struct drm_device *dev, int crtc); 1186235783Skibvoid drm_vblank_post_modeset(struct drm_device *dev, int crtc); 1187235783Skibint drm_modeset_ctl(struct drm_device *dev, void *data, 1188235783Skib struct drm_file *file_priv); 1189235783Skib 1190235783Skibextern int drm_vblank_init(struct drm_device *dev, int num_crtcs); 1191235783Skibextern int drm_wait_vblank(struct drm_device *dev, void *data, 1192235783Skib struct drm_file *filp); 1193235783Skibextern int drm_vblank_wait(struct drm_device *dev, unsigned int *vbl_seq); 1194235783Skibextern u32 drm_vblank_count(struct drm_device *dev, int crtc); 1195235783Skibextern u32 drm_vblank_count_and_time(struct drm_device *dev, int crtc, 1196235783Skib struct timeval *vblanktime); 1197235783Skibextern bool drm_handle_vblank(struct drm_device *dev, int crtc); 1198235783Skibvoid drm_handle_vblank_events(struct drm_device *dev, int crtc); 1199235783Skibextern int drm_vblank_get(struct drm_device *dev, int crtc); 1200235783Skibextern void drm_vblank_put(struct drm_device *dev, int crtc); 1201235783Skibextern void drm_vblank_off(struct drm_device *dev, int crtc); 1202235783Skibextern void drm_vblank_cleanup(struct drm_device *dev); 1203235783Skibextern u32 drm_get_last_vbltimestamp(struct drm_device *dev, int crtc, 1204235783Skib struct timeval *tvblank, unsigned flags); 1205235783Skibextern int drm_calc_vbltimestamp_from_scanoutpos(struct drm_device *dev, 1206235783Skib int crtc, int *max_error, 1207235783Skib struct timeval *vblank_time, 1208235783Skib unsigned flags, 1209235783Skib struct drm_crtc *refcrtc); 1210235783Skibextern void drm_calc_timestamping_constants(struct drm_crtc *crtc); 1211235783Skib 1212235783Skibstruct timeval ns_to_timeval(const int64_t nsec); 1213235783Skibint64_t timeval_to_ns(const struct timeval *tv); 1214235783Skib 1215235783Skib/* AGP/PCI Express/GART support (drm_agpsupport.c) */ 1216235783Skibint drm_device_is_agp(struct drm_device *dev); 1217235783Skibint drm_device_is_pcie(struct drm_device *dev); 1218235783Skibdrm_agp_head_t *drm_agp_init(void); 1219235783Skibint drm_agp_acquire(struct drm_device *dev); 1220235783Skibint drm_agp_release(struct drm_device *dev); 1221235783Skibint drm_agp_info(struct drm_device * dev, struct drm_agp_info *info); 1222235783Skibint drm_agp_enable(struct drm_device *dev, struct drm_agp_mode mode); 1223235783Skibvoid *drm_agp_allocate_memory(size_t pages, u32 type); 1224235783Skibint drm_agp_free_memory(void *handle); 1225235783Skibint drm_agp_bind_memory(void *handle, off_t start); 1226235783Skibint drm_agp_unbind_memory(void *handle); 1227235783Skibint drm_agp_alloc(struct drm_device *dev, struct drm_agp_buffer *request); 1228235783Skibint drm_agp_free(struct drm_device *dev, struct drm_agp_buffer *request); 1229235783Skibint drm_agp_bind(struct drm_device *dev, struct drm_agp_binding *request); 1230235783Skibint drm_agp_unbind(struct drm_device *dev, struct drm_agp_binding *request); 1231235783Skib 1232235783Skib/* Scatter Gather Support (drm_scatter.c) */ 1233235783Skibvoid drm_sg_cleanup(drm_sg_mem_t *entry); 1234235783Skibint drm_sg_alloc(struct drm_device *dev, struct drm_scatter_gather * request); 1235235783Skib 1236235783Skib/* sysctl support (drm_sysctl.h) */ 1237235783Skibextern int drm_sysctl_init(struct drm_device *dev); 1238235783Skibextern int drm_sysctl_cleanup(struct drm_device *dev); 1239235783Skib 1240235783Skib/* ATI PCIGART support (ati_pcigart.c) */ 1241235783Skibint drm_ati_pcigart_init(struct drm_device *dev, 1242235783Skib struct drm_ati_pcigart_info *gart_info); 1243235783Skibint drm_ati_pcigart_cleanup(struct drm_device *dev, 1244235783Skib struct drm_ati_pcigart_info *gart_info); 1245235783Skib 1246235783Skib/* Cache management (drm_memory.c) */ 1247235783Skibvoid drm_clflush_pages(vm_page_t *pages, unsigned long num_pages); 1248235783Skib 1249235783Skib/* Locking IOCTL support (drm_drv.c) */ 1250235783Skibint drm_lock(struct drm_device *dev, void *data, 1251235783Skib struct drm_file *file_priv); 1252235783Skibint drm_unlock(struct drm_device *dev, void *data, 1253235783Skib struct drm_file *file_priv); 1254235783Skibint drm_version(struct drm_device *dev, void *data, 1255235783Skib struct drm_file *file_priv); 1256235783Skibint drm_setversion(struct drm_device *dev, void *data, 1257235783Skib struct drm_file *file_priv); 1258235783Skib 1259235783Skib/* Misc. IOCTL support (drm_ioctl.c) */ 1260235783Skibint drm_irq_by_busid(struct drm_device *dev, void *data, 1261235783Skib struct drm_file *file_priv); 1262235783Skibint drm_getunique(struct drm_device *dev, void *data, 1263235783Skib struct drm_file *file_priv); 1264235783Skibint drm_setunique(struct drm_device *dev, void *data, 1265235783Skib struct drm_file *file_priv); 1266235783Skibint drm_getmap(struct drm_device *dev, void *data, 1267235783Skib struct drm_file *file_priv); 1268235783Skibint drm_getclient(struct drm_device *dev, void *data, 1269235783Skib struct drm_file *file_priv); 1270235783Skibint drm_getstats(struct drm_device *dev, void *data, 1271235783Skib struct drm_file *file_priv); 1272235783Skibint drm_getcap(struct drm_device *dev, void *data, 1273235783Skib struct drm_file *file_priv); 1274235783Skibint drm_noop(struct drm_device *dev, void *data, 1275235783Skib struct drm_file *file_priv); 1276235783Skib 1277235783Skib/* Context IOCTL support (drm_context.c) */ 1278235783Skibint drm_resctx(struct drm_device *dev, void *data, 1279235783Skib struct drm_file *file_priv); 1280235783Skibint drm_addctx(struct drm_device *dev, void *data, 1281235783Skib struct drm_file *file_priv); 1282235783Skibint drm_modctx(struct drm_device *dev, void *data, 1283235783Skib struct drm_file *file_priv); 1284235783Skibint drm_getctx(struct drm_device *dev, void *data, 1285235783Skib struct drm_file *file_priv); 1286235783Skibint drm_switchctx(struct drm_device *dev, void *data, 1287235783Skib struct drm_file *file_priv); 1288235783Skibint drm_newctx(struct drm_device *dev, void *data, 1289235783Skib struct drm_file *file_priv); 1290235783Skibint drm_rmctx(struct drm_device *dev, void *data, 1291235783Skib struct drm_file *file_priv); 1292235783Skibint drm_setsareactx(struct drm_device *dev, void *data, 1293235783Skib struct drm_file *file_priv); 1294235783Skibint drm_getsareactx(struct drm_device *dev, void *data, 1295235783Skib struct drm_file *file_priv); 1296235783Skib 1297235783Skib/* Drawable IOCTL support (drm_drawable.c) */ 1298235783Skibint drm_adddraw(struct drm_device *dev, void *data, 1299235783Skib struct drm_file *file_priv); 1300235783Skibint drm_rmdraw(struct drm_device *dev, void *data, 1301235783Skib struct drm_file *file_priv); 1302235783Skibint drm_update_draw(struct drm_device *dev, void *data, 1303235783Skib struct drm_file *file_priv); 1304235783Skibstruct drm_drawable_info *drm_get_drawable_info(struct drm_device *dev, 1305235783Skib int handle); 1306235783Skib 1307235783Skib/* Drawable support (drm_drawable.c) */ 1308235783Skibvoid drm_drawable_free_all(struct drm_device *dev); 1309235783Skib 1310235783Skib/* Authentication IOCTL support (drm_auth.c) */ 1311235783Skibint drm_getmagic(struct drm_device *dev, void *data, 1312235783Skib struct drm_file *file_priv); 1313235783Skibint drm_authmagic(struct drm_device *dev, void *data, 1314235783Skib struct drm_file *file_priv); 1315235783Skib 1316235783Skib/* Buffer management support (drm_bufs.c) */ 1317235783Skibint drm_addmap_ioctl(struct drm_device *dev, void *data, 1318235783Skib struct drm_file *file_priv); 1319235783Skibint drm_rmmap_ioctl(struct drm_device *dev, void *data, 1320235783Skib struct drm_file *file_priv); 1321235783Skibint drm_addbufs(struct drm_device *dev, void *data, 1322235783Skib struct drm_file *file_priv); 1323235783Skibint drm_infobufs(struct drm_device *dev, void *data, 1324235783Skib struct drm_file *file_priv); 1325235783Skibint drm_markbufs(struct drm_device *dev, void *data, 1326235783Skib struct drm_file *file_priv); 1327235783Skibint drm_freebufs(struct drm_device *dev, void *data, 1328235783Skib struct drm_file *file_priv); 1329235783Skibint drm_mapbufs(struct drm_device *dev, void *data, 1330235783Skib struct drm_file *file_priv); 1331235783Skib 1332235783Skib/* DMA support (drm_dma.c) */ 1333235783Skibint drm_dma(struct drm_device *dev, void *data, struct drm_file *file_priv); 1334235783Skib 1335235783Skib/* IRQ support (drm_irq.c) */ 1336235783Skibint drm_control(struct drm_device *dev, void *data, 1337235783Skib struct drm_file *file_priv); 1338235783Skib 1339235783Skib/* AGP/GART support (drm_agpsupport.c) */ 1340235783Skibint drm_agp_acquire_ioctl(struct drm_device *dev, void *data, 1341235783Skib struct drm_file *file_priv); 1342235783Skibint drm_agp_release_ioctl(struct drm_device *dev, void *data, 1343235783Skib struct drm_file *file_priv); 1344235783Skibint drm_agp_enable_ioctl(struct drm_device *dev, void *data, 1345235783Skib struct drm_file *file_priv); 1346235783Skibint drm_agp_info_ioctl(struct drm_device *dev, void *data, 1347235783Skib struct drm_file *file_priv); 1348235783Skibint drm_agp_alloc_ioctl(struct drm_device *dev, void *data, 1349235783Skib struct drm_file *file_priv); 1350235783Skibint drm_agp_free_ioctl(struct drm_device *dev, void *data, 1351235783Skib struct drm_file *file_priv); 1352235783Skibint drm_agp_unbind_ioctl(struct drm_device *dev, void *data, 1353235783Skib struct drm_file *file_priv); 1354235783Skibint drm_agp_bind_ioctl(struct drm_device *dev, void *data, 1355235783Skib struct drm_file *file_priv); 1356235783Skib 1357235783Skib /* Stub support (drm_stub.h) */ 1358235783Skibextern int drm_setmaster_ioctl(struct drm_device *dev, void *data, 1359235783Skib struct drm_file *file_priv); 1360235783Skibextern int drm_dropmaster_ioctl(struct drm_device *dev, void *data, 1361235783Skib struct drm_file *file_priv); 1362235783Skib 1363235783Skib/* Scatter Gather Support (drm_scatter.c) */ 1364235783Skibint drm_sg_alloc_ioctl(struct drm_device *dev, void *data, 1365235783Skib struct drm_file *file_priv); 1366235783Skibint drm_sg_free(struct drm_device *dev, void *data, 1367235783Skib struct drm_file *file_priv); 1368235783Skib 1369235783Skib/* consistent PCI memory functions (drm_pci.c) */ 1370235783Skibdrm_dma_handle_t *drm_pci_alloc(struct drm_device *dev, size_t size, 1371235783Skib size_t align, dma_addr_t maxaddr); 1372235783Skibvoid drm_pci_free(struct drm_device *dev, drm_dma_handle_t *dmah); 1373235783Skib 1374235783Skib/* Graphics Execution Manager library functions (drm_gem.c) */ 1375235783Skibint drm_gem_init(struct drm_device *dev); 1376235783Skibvoid drm_gem_destroy(struct drm_device *dev); 1377235783Skib 1378235783Skibint drm_gem_close_ioctl(struct drm_device *dev, void *data, 1379235783Skib struct drm_file *file_priv); 1380235783Skibint drm_gem_flink_ioctl(struct drm_device *dev, void *data, 1381235783Skib struct drm_file *file_priv); 1382235783Skibint drm_gem_open_ioctl(struct drm_device *dev, void *data, 1383235783Skib struct drm_file *file_priv); 1384235783Skibint drm_gem_handle_create(struct drm_file *file_priv, 1385235783Skib struct drm_gem_object *obj, 1386235783Skib u32 *handlep); 1387235783Skibint drm_gem_handle_delete(struct drm_file *file_priv, uint32_t handle); 1388235783Skibvoid drm_gem_object_handle_reference(struct drm_gem_object *obj); 1389235783Skibvoid drm_gem_object_handle_unreference(struct drm_gem_object *obj); 1390235783Skibvoid drm_gem_object_handle_unreference_unlocked(struct drm_gem_object *obj); 1391235783Skibvoid drm_gem_object_handle_free(struct drm_gem_object *obj); 1392235783Skibvoid drm_gem_object_reference(struct drm_gem_object *obj); 1393235783Skibvoid drm_gem_object_unreference(struct drm_gem_object *obj); 1394235783Skibvoid drm_gem_object_unreference_unlocked(struct drm_gem_object *obj); 1395235783Skibvoid drm_gem_object_release(struct drm_gem_object *obj); 1396235783Skibvoid drm_gem_object_free(struct drm_gem_object *obj); 1397235783Skibint drm_gem_object_init(struct drm_device *dev, struct drm_gem_object *obj, 1398235783Skib size_t size); 1399235783Skibint drm_gem_private_object_init(struct drm_device *dev, 1400235783Skib struct drm_gem_object *obj, size_t size); 1401235783Skibstruct drm_gem_object *drm_gem_object_alloc(struct drm_device *dev, 1402235783Skib size_t size); 1403235783Skibstruct drm_gem_object *drm_gem_object_lookup(struct drm_device *dev, 1404235783Skib struct drm_file *file_priv, uint32_t handle); 1405235783Skib 1406235783Skibvoid drm_gem_open(struct drm_device *dev, struct drm_file *file_priv); 1407235783Skibvoid drm_gem_release(struct drm_device *dev, struct drm_file *file_priv); 1408235783Skib 1409235783Skibint drm_gem_create_mmap_offset(struct drm_gem_object *obj); 1410235783Skibvoid drm_gem_free_mmap_offset(struct drm_gem_object *obj); 1411247835Skibint drm_gem_mmap_single(struct drm_device *dev, vm_ooffset_t *offset, 1412247835Skib vm_size_t size, struct vm_object **obj_res, int nprot); 1413235783Skibvoid drm_gem_pager_dtr(void *obj); 1414235783Skib 1415247835Skibstruct ttm_bo_device; 1416247835Skibint ttm_bo_mmap_single(struct ttm_bo_device *bdev, vm_ooffset_t *offset, 1417247835Skib vm_size_t size, struct vm_object **obj_res, int nprot); 1418254858Sdumbbellstruct ttm_buffer_object; 1419254858Sdumbbellvoid ttm_bo_release_mmap(struct ttm_buffer_object *bo); 1420247835Skib 1421235783Skibvoid drm_device_lock_mtx(struct drm_device *dev); 1422235783Skibvoid drm_device_unlock_mtx(struct drm_device *dev); 1423235783Skibint drm_device_sleep_mtx(struct drm_device *dev, void *chan, int flags, 1424235783Skib const char *msg, int timeout); 1425235783Skibvoid drm_device_assert_mtx_locked(struct drm_device *dev); 1426235783Skibvoid drm_device_assert_mtx_unlocked(struct drm_device *dev); 1427235783Skib 1428235783Skibvoid drm_device_lock_struct(struct drm_device *dev); 1429235783Skibvoid drm_device_unlock_struct(struct drm_device *dev); 1430235783Skibint drm_device_sleep_struct(struct drm_device *dev, void *chan, int flags, 1431235783Skib const char *msg, int timeout); 1432235783Skibvoid drm_device_assert_struct_locked(struct drm_device *dev); 1433235783Skibvoid drm_device_assert_struct_unlocked(struct drm_device *dev); 1434235783Skib 1435235783Skibvoid drm_compat_locking_init(struct drm_device *dev); 1436235783Skibvoid drm_sleep_locking_init(struct drm_device *dev); 1437235783Skib 1438235783Skib/* drm_modes.c */ 1439235783Skibbool drm_mode_parse_command_line_for_connector(const char *mode_option, 1440235783Skib struct drm_connector *connector, struct drm_cmdline_mode *mode); 1441235783Skibstruct drm_display_mode *drm_mode_create_from_cmdline_mode( 1442235783Skib struct drm_device *dev, struct drm_cmdline_mode *cmd); 1443235783Skib 1444235783Skib/* drm_edid.c */ 1445235783Skibu8 *drm_find_cea_extension(struct edid *edid); 1446235783Skib 1447235783Skib/* Inline replacements for drm_alloc and friends */ 1448235783Skibstatic __inline__ void * 1449235783Skibdrm_alloc(size_t size, struct malloc_type *area) 1450235783Skib{ 1451235783Skib return malloc(size, area, M_NOWAIT); 1452235783Skib} 1453235783Skib 1454235783Skibstatic __inline__ void * 1455235783Skibdrm_calloc(size_t nmemb, size_t size, struct malloc_type *area) 1456235783Skib{ 1457235783Skib return malloc(size * nmemb, area, M_NOWAIT | M_ZERO); 1458235783Skib} 1459235783Skib 1460235783Skibstatic __inline__ void * 1461235783Skibdrm_realloc(void *oldpt, size_t oldsize, size_t size, 1462235783Skib struct malloc_type *area) 1463235783Skib{ 1464235783Skib return reallocf(oldpt, size, area, M_NOWAIT); 1465235783Skib} 1466235783Skib 1467235783Skibstatic __inline__ void 1468235783Skibdrm_free(void *pt, size_t size, struct malloc_type *area) 1469235783Skib{ 1470235783Skib free(pt, area); 1471235783Skib} 1472235783Skib 1473235783Skib/* Inline replacements for DRM_IOREMAP macros */ 1474235783Skibstatic __inline__ void 1475235783Skibdrm_core_ioremap_wc(struct drm_local_map *map, struct drm_device *dev) 1476235783Skib{ 1477235783Skib map->virtual = drm_ioremap_wc(dev, map); 1478235783Skib} 1479235783Skibstatic __inline__ void 1480235783Skibdrm_core_ioremap(struct drm_local_map *map, struct drm_device *dev) 1481235783Skib{ 1482235783Skib map->virtual = drm_ioremap(dev, map); 1483235783Skib} 1484235783Skibstatic __inline__ void 1485235783Skibdrm_core_ioremapfree(struct drm_local_map *map, struct drm_device *dev) 1486235783Skib{ 1487235783Skib if ( map->virtual && map->size ) 1488235783Skib drm_ioremapfree(map); 1489235783Skib} 1490235783Skib 1491235783Skibstatic __inline__ struct drm_local_map * 1492235783Skibdrm_core_findmap(struct drm_device *dev, unsigned long offset) 1493235783Skib{ 1494235783Skib drm_local_map_t *map; 1495235783Skib 1496235783Skib DRM_LOCK_ASSERT(dev); 1497235783Skib TAILQ_FOREACH(map, &dev->maplist, link) { 1498235783Skib if (offset == (unsigned long)map->handle) 1499235783Skib return map; 1500235783Skib } 1501235783Skib return NULL; 1502235783Skib} 1503235783Skib 1504235783Skibstatic __inline__ void drm_core_dropmap(struct drm_map *map) 1505235783Skib{ 1506235783Skib} 1507235783Skib 1508254848Sdumbbell#define DRM_PCIE_SPEED_25 1 1509254848Sdumbbell#define DRM_PCIE_SPEED_50 2 1510254848Sdumbbell#define DRM_PCIE_SPEED_80 4 1511254848Sdumbbell 1512254848Sdumbbellextern int drm_pcie_get_speed_cap_mask(struct drm_device *dev, u32 *speed_mask); 1513254848Sdumbbell 1514254858Sdumbbell#define drm_can_sleep() (DRM_HZ & 1) 1515254858Sdumbbell 1516235783Skib#endif /* __KERNEL__ */ 1517235783Skib#endif /* _DRM_P_H_ */ 1518