drmP.h revision 254822
1235783Skib/* drmP.h -- Private header for Direct Rendering Manager -*- linux-c -*- 2235783Skib * Created: Mon Jan 4 10:05:05 1999 by faith@precisioninsight.com 3235783Skib */ 4235783Skib/*- 5235783Skib * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas. 6235783Skib * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California. 7235783Skib * All rights reserved. 8235783Skib * 9235783Skib * Permission is hereby granted, free of charge, to any person obtaining a 10235783Skib * copy of this software and associated documentation files (the "Software"), 11235783Skib * to deal in the Software without restriction, including without limitation 12235783Skib * the rights to use, copy, modify, merge, publish, distribute, sublicense, 13235783Skib * and/or sell copies of the Software, and to permit persons to whom the 14235783Skib * Software is furnished to do so, subject to the following conditions: 15235783Skib * 16235783Skib * The above copyright notice and this permission notice (including the next 17235783Skib * paragraph) shall be included in all copies or substantial portions of the 18235783Skib * Software. 19235783Skib * 20235783Skib * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 21235783Skib * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 22235783Skib * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 23235783Skib * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR 24235783Skib * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 25235783Skib * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 26235783Skib * OTHER DEALINGS IN THE SOFTWARE. 27235783Skib * 28235783Skib * Authors: 29235783Skib * Rickard E. (Rik) Faith <faith@valinux.com> 30235783Skib * Gareth Hughes <gareth@valinux.com> 31235783Skib * 32235783Skib */ 33235783Skib 34235783Skib#include <sys/cdefs.h> 35235783Skib__FBSDID("$FreeBSD: head/sys/dev/drm2/drmP.h 254822 2013-08-25 00:34:44Z dumbbell $"); 36235783Skib 37235783Skib#ifndef _DRM_P_H_ 38235783Skib#define _DRM_P_H_ 39235783Skib 40235783Skib#if defined(_KERNEL) || defined(__KERNEL__) 41235783Skib 42235783Skibstruct drm_device; 43235783Skibstruct drm_file; 44235783Skib 45235783Skib#include <sys/param.h> 46235783Skib#include <sys/queue.h> 47235783Skib#include <sys/malloc.h> 48235783Skib#include <sys/kernel.h> 49235783Skib#include <sys/ktr.h> 50235783Skib#include <sys/module.h> 51235783Skib#include <sys/systm.h> 52235783Skib#include <sys/conf.h> 53235783Skib#include <sys/sglist.h> 54235783Skib#include <sys/stat.h> 55235783Skib#include <sys/priv.h> 56235783Skib#include <sys/proc.h> 57235783Skib#include <sys/lock.h> 58235783Skib#include <sys/fcntl.h> 59235783Skib#include <sys/uio.h> 60235783Skib#include <sys/filio.h> 61248084Sattilio#include <sys/rwlock.h> 62235783Skib#include <sys/selinfo.h> 63235783Skib#include <sys/sysctl.h> 64235783Skib#include <sys/bus.h> 65235783Skib#include <sys/queue.h> 66235783Skib#include <sys/signalvar.h> 67235783Skib#include <sys/poll.h> 68235783Skib#include <sys/sbuf.h> 69235783Skib#include <sys/taskqueue.h> 70235783Skib#include <sys/tree.h> 71235783Skib#include <vm/vm.h> 72235783Skib#include <vm/pmap.h> 73235783Skib#include <vm/vm_extern.h> 74235783Skib#include <vm/vm_kern.h> 75235783Skib#include <vm/vm_map.h> 76235783Skib#include <vm/vm_object.h> 77235783Skib#include <vm/vm_page.h> 78235783Skib#include <vm/vm_pager.h> 79235783Skib#include <vm/vm_param.h> 80235783Skib#include <vm/vm_phys.h> 81235783Skib#include <machine/param.h> 82235783Skib#include <machine/pmap.h> 83235783Skib#include <machine/bus.h> 84235783Skib#include <machine/resource.h> 85235783Skib#if defined(__i386__) || defined(__amd64__) 86235783Skib#include <machine/specialreg.h> 87235783Skib#endif 88235783Skib#include <machine/sysarch.h> 89235783Skib#include <sys/endian.h> 90235783Skib#include <sys/mman.h> 91235783Skib#include <sys/rman.h> 92235783Skib#include <sys/memrange.h> 93235783Skib#include <dev/agp/agpvar.h> 94235783Skib#include <sys/agpio.h> 95235783Skib#include <sys/mutex.h> 96235783Skib#include <dev/pci/pcivar.h> 97235783Skib#include <dev/pci/pcireg.h> 98235783Skib#include <sys/selinfo.h> 99235783Skib#include <sys/bus.h> 100235783Skib 101235783Skib#include <dev/drm2/drm.h> 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> 106235783Skib#include <dev/drm2/drm_mm.h> 107235783Skib#include <dev/drm2/drm_hashtab.h> 108235783Skib 109239375Skib#include "opt_compat.h" 110235783Skib#include "opt_drm.h" 111235783Skib#ifdef DRM_DEBUG 112235783Skib#undef DRM_DEBUG 113235783Skib#define DRM_DEBUG_DEFAULT_ON 1 114235783Skib#endif /* DRM_DEBUG */ 115235783Skib 116235783Skib#define DRM_DEBUGBITS_DEBUG 0x1 117235783Skib#define DRM_DEBUGBITS_KMS 0x2 118235783Skib#define DRM_DEBUGBITS_FAILED_IOCTL 0x4 119235783Skib 120235783Skib#undef DRM_LINUX 121235783Skib#define DRM_LINUX 0 122235783Skib 123235783Skib/* driver capabilities and requirements mask */ 124235783Skib#define DRIVER_USE_AGP 0x1 125235783Skib#define DRIVER_REQUIRE_AGP 0x2 126235783Skib#define DRIVER_USE_MTRR 0x4 127235783Skib#define DRIVER_PCI_DMA 0x8 128235783Skib#define DRIVER_SG 0x10 129235783Skib#define DRIVER_HAVE_DMA 0x20 130235783Skib#define DRIVER_HAVE_IRQ 0x40 131235783Skib#define DRIVER_IRQ_SHARED 0x80 132235783Skib#define DRIVER_IRQ_VBL 0x100 133235783Skib#define DRIVER_DMA_QUEUE 0x200 134235783Skib#define DRIVER_FB_DMA 0x400 135235783Skib#define DRIVER_IRQ_VBL2 0x800 136235783Skib#define DRIVER_GEM 0x1000 137235783Skib#define DRIVER_MODESET 0x2000 138235783Skib#define DRIVER_USE_PLATFORM_DEVICE 0x4000 139235783Skib#define DRIVER_LOCKLESS_IRQ 0x8000 140235783Skib 141235783Skib 142235783Skib#define DRM_HASH_SIZE 16 /* Size of key hash table */ 143235783Skib#define DRM_KERNEL_CONTEXT 0 /* Change drm_resctx if changed */ 144235783Skib#define DRM_RESERVED_CONTEXTS 1 /* Change drm_resctx if changed */ 145235783Skib 146235783Skib#define DRM_GEM_MAPPING_MASK (3ULL << 62) 147235783Skib#define DRM_GEM_MAPPING_KEY (2ULL << 62) /* Non-canonical address form */ 148235783Skib#define DRM_GEM_MAX_IDX 0x3fffff 149235783Skib#define DRM_GEM_MAPPING_IDX(o) (((o) >> 40) & DRM_GEM_MAX_IDX) 150235783Skib#define DRM_GEM_MAPPING_OFF(i) (((uint64_t)(i)) << 40) 151235783Skib#define DRM_GEM_MAPPING_MAPOFF(o) \ 152235783Skib ((o) & ~(DRM_GEM_MAPPING_OFF(DRM_GEM_MAX_IDX) | DRM_GEM_MAPPING_KEY)) 153235783Skib 154235783SkibMALLOC_DECLARE(DRM_MEM_DMA); 155235783SkibMALLOC_DECLARE(DRM_MEM_SAREA); 156235783SkibMALLOC_DECLARE(DRM_MEM_DRIVER); 157235783SkibMALLOC_DECLARE(DRM_MEM_MAGIC); 158235783SkibMALLOC_DECLARE(DRM_MEM_IOCTLS); 159235783SkibMALLOC_DECLARE(DRM_MEM_MAPS); 160235783SkibMALLOC_DECLARE(DRM_MEM_BUFS); 161235783SkibMALLOC_DECLARE(DRM_MEM_SEGS); 162235783SkibMALLOC_DECLARE(DRM_MEM_PAGES); 163235783SkibMALLOC_DECLARE(DRM_MEM_FILES); 164235783SkibMALLOC_DECLARE(DRM_MEM_QUEUES); 165235783SkibMALLOC_DECLARE(DRM_MEM_CMDS); 166235783SkibMALLOC_DECLARE(DRM_MEM_MAPPINGS); 167235783SkibMALLOC_DECLARE(DRM_MEM_BUFLISTS); 168235783SkibMALLOC_DECLARE(DRM_MEM_AGPLISTS); 169235783SkibMALLOC_DECLARE(DRM_MEM_CTXBITMAP); 170235783SkibMALLOC_DECLARE(DRM_MEM_SGLISTS); 171235783SkibMALLOC_DECLARE(DRM_MEM_DRAWABLE); 172235783SkibMALLOC_DECLARE(DRM_MEM_MM); 173235783SkibMALLOC_DECLARE(DRM_MEM_HASHTAB); 174235783SkibMALLOC_DECLARE(DRM_MEM_KMS); 175235783Skib 176235783SkibSYSCTL_DECL(_hw_drm); 177235783Skib 178235783Skib#define DRM_MAX_CTXBITMAP (PAGE_SIZE * 8) 179235783Skib 180235783Skib /* Internal types and structures */ 181235783Skib#define DRM_ARRAY_SIZE(x) (sizeof(x)/sizeof(x[0])) 182235783Skib#define DRM_MIN(a,b) ((a)<(b)?(a):(b)) 183235783Skib#define DRM_MAX(a,b) ((a)>(b)?(a):(b)) 184235783Skib 185235783Skib#define DRM_IF_VERSION(maj, min) (maj << 16 | min) 186235783Skib 187235783Skib#define __OS_HAS_AGP 1 188235783Skib 189235783Skib#define DRM_DEV_MODE (S_IRUSR|S_IWUSR|S_IRGRP|S_IWGRP) 190235783Skib#define DRM_DEV_UID 0 191235783Skib#define DRM_DEV_GID 0 192235783Skib 193235783Skib#define wait_queue_head_t atomic_t 194235783Skib#define DRM_WAKEUP(w) wakeup((void *)w) 195235783Skib#define DRM_WAKEUP_INT(w) wakeup(w) 196235783Skib#define DRM_INIT_WAITQUEUE(queue) do {(void)(queue);} while (0) 197235783Skib 198235783Skib#define DRM_CURPROC curthread 199235783Skib#define DRM_STRUCTPROC struct thread 200235783Skib#define DRM_SPINTYPE struct mtx 201235783Skib#define DRM_SPININIT(l,name) mtx_init(l, name, NULL, MTX_DEF) 202235783Skib#define DRM_SPINUNINIT(l) mtx_destroy(l) 203235783Skib#define DRM_SPINLOCK(l) mtx_lock(l) 204235783Skib#define DRM_SPINUNLOCK(u) mtx_unlock(u) 205235783Skib#define DRM_SPINLOCK_IRQSAVE(l, irqflags) do { \ 206235783Skib mtx_lock(l); \ 207235783Skib (void)irqflags; \ 208235783Skib} while (0) 209235783Skib#define DRM_SPINUNLOCK_IRQRESTORE(u, irqflags) mtx_unlock(u) 210235783Skib#define DRM_SPINLOCK_ASSERT(l) mtx_assert(l, MA_OWNED) 211235783Skib#define DRM_CURRENTPID curthread->td_proc->p_pid 212235783Skib#define DRM_LOCK(dev) sx_xlock(&(dev)->dev_struct_lock) 213235783Skib#define DRM_UNLOCK(dev) sx_xunlock(&(dev)->dev_struct_lock) 214235783Skib#define DRM_LOCK_SLEEP(dev, chan, flags, msg, timeout) \ 215235783Skib (sx_sleep((chan), &(dev)->dev_struct_lock, (flags), (msg), (timeout))) 216235783Skib#if defined(INVARIANTS) 217235783Skib#define DRM_LOCK_ASSERT(dev) sx_assert(&(dev)->dev_struct_lock, SA_XLOCKED) 218235783Skib#define DRM_UNLOCK_ASSERT(dev) sx_assert(&(dev)->dev_struct_lock, SA_UNLOCKED) 219235783Skib#else 220235783Skib#define DRM_LOCK_ASSERT(d) 221235783Skib#define DRM_UNLOCK_ASSERT(d) 222235783Skib#endif 223235783Skib 224235783Skib#define DRM_SYSCTL_HANDLER_ARGS (SYSCTL_HANDLER_ARGS) 225235783Skib 226235783Skib#define DRM_IRQ_ARGS void *arg 227235783Skibtypedef void irqreturn_t; 228235783Skib#define IRQ_HANDLED /* nothing */ 229235783Skib#define IRQ_NONE /* nothing */ 230235783Skib 231235783Skib#define unlikely(x) __builtin_expect(!!(x), 0) 232247838Skib#define likely(x) __builtin_expect(!!(x), 1) 233235783Skib#define container_of(ptr, type, member) ({ \ 234235783Skib __typeof( ((type *)0)->member ) *__mptr = (ptr); \ 235235783Skib (type *)( (char *)__mptr - offsetof(type,member) );}) 236235783Skib 237235783Skibenum { 238235783Skib DRM_IS_NOT_AGP, 239235783Skib DRM_IS_AGP, 240235783Skib DRM_MIGHT_BE_AGP 241235783Skib}; 242235783Skib#define DRM_AGP_MEM struct agp_memory_info 243235783Skib 244235783Skib#define drm_get_device_from_kdev(_kdev) (_kdev->si_drv1) 245235783Skib 246235783Skib#define PAGE_ALIGN(addr) round_page(addr) 247235783Skib/* DRM_SUSER returns true if the user is superuser */ 248235783Skib#define DRM_SUSER(p) (priv_check(p, PRIV_DRIVER) == 0) 249235783Skib#define DRM_AGP_FIND_DEVICE() agp_find_device() 250235783Skib#define DRM_MTRR_WC MDF_WRITECOMBINE 251235783Skib#define jiffies ticks 252235783Skib#define jiffies_to_msecs(x) (((int64_t)(x)) * 1000 / hz) 253235783Skib#define msecs_to_jiffies(x) (((int64_t)(x)) * hz / 1000) 254235783Skib#define time_after(a,b) ((long)(b) - (long)(a) < 0) 255235783Skib#define time_after_eq(a,b) ((long)(b) - (long)(a) <= 0) 256237718Smav#define drm_msleep(x, msg) pause((msg), ((int64_t)(x)) * hz / 1000) 257235783Skib 258235783Skibtypedef vm_paddr_t dma_addr_t; 259235783Skibtypedef uint64_t u64; 260235783Skibtypedef uint32_t u32; 261235783Skibtypedef uint16_t u16; 262235783Skibtypedef uint8_t u8; 263235783Skibtypedef int64_t s64; 264235783Skibtypedef int32_t s32; 265235783Skibtypedef int16_t s16; 266235783Skibtypedef int8_t s8; 267235783Skib 268235783Skib/* DRM_READMEMORYBARRIER() prevents reordering of reads. 269235783Skib * DRM_WRITEMEMORYBARRIER() prevents reordering of writes. 270235783Skib * DRM_MEMORYBARRIER() prevents reordering of reads and writes. 271235783Skib */ 272235783Skib#define DRM_READMEMORYBARRIER() rmb() 273235783Skib#define DRM_WRITEMEMORYBARRIER() wmb() 274235783Skib#define DRM_MEMORYBARRIER() mb() 275235783Skib 276235783Skib#define DRM_READ8(map, offset) \ 277235783Skib *(volatile u_int8_t *)(((vm_offset_t)(map)->virtual) + \ 278235783Skib (vm_offset_t)(offset)) 279235783Skib#define DRM_READ16(map, offset) \ 280235783Skib le16toh(*(volatile u_int16_t *)(((vm_offset_t)(map)->virtual) + \ 281235783Skib (vm_offset_t)(offset))) 282235783Skib#define DRM_READ32(map, offset) \ 283235783Skib le32toh(*(volatile u_int32_t *)(((vm_offset_t)(map)->virtual) + \ 284235783Skib (vm_offset_t)(offset))) 285235783Skib#define DRM_READ64(map, offset) \ 286235783Skib le64toh(*(volatile u_int64_t *)(((vm_offset_t)(map)->virtual) + \ 287235783Skib (vm_offset_t)(offset))) 288235783Skib#define DRM_WRITE8(map, offset, val) \ 289235783Skib *(volatile u_int8_t *)(((vm_offset_t)(map)->virtual) + \ 290235783Skib (vm_offset_t)(offset)) = val 291235783Skib#define DRM_WRITE16(map, offset, val) \ 292235783Skib *(volatile u_int16_t *)(((vm_offset_t)(map)->virtual) + \ 293235783Skib (vm_offset_t)(offset)) = htole16(val) 294235783Skib#define DRM_WRITE32(map, offset, val) \ 295235783Skib *(volatile u_int32_t *)(((vm_offset_t)(map)->virtual) + \ 296235783Skib (vm_offset_t)(offset)) = htole32(val) 297235783Skib#define DRM_WRITE64(map, offset, val) \ 298235783Skib *(volatile u_int64_t *)(((vm_offset_t)(map)->virtual) + \ 299235783Skib (vm_offset_t)(offset)) = htole64(val) 300235783Skib 301235783Skib#define DRM_VERIFYAREA_READ( uaddr, size ) \ 302235783Skib (!useracc(__DECONST(caddr_t, uaddr), size, VM_PROT_READ)) 303235783Skib 304235783Skib#define DRM_COPY_TO_USER(user, kern, size) \ 305235783Skib copyout(kern, user, size) 306235783Skib#define DRM_COPY_FROM_USER(kern, user, size) \ 307235783Skib copyin(user, kern, size) 308235783Skib#define DRM_COPY_FROM_USER_UNCHECKED(arg1, arg2, arg3) \ 309235783Skib copyin(arg2, arg1, arg3) 310235783Skib#define DRM_COPY_TO_USER_UNCHECKED(arg1, arg2, arg3) \ 311235783Skib copyout(arg2, arg1, arg3) 312235783Skib#define DRM_GET_USER_UNCHECKED(val, uaddr) \ 313235783Skib ((val) = fuword32(uaddr), 0) 314235783Skib 315235783Skib#define cpu_to_le32(x) htole32(x) 316235783Skib#define le32_to_cpu(x) le32toh(x) 317235783Skib 318235783Skib#define DRM_HZ hz 319235783Skib#define DRM_UDELAY(udelay) DELAY(udelay) 320254817Sdumbbell#define DRM_MDELAY(msecs) do { int loops = (msecs); \ 321254817Sdumbbell while (loops--) DELAY(1000); \ 322254817Sdumbbell } while (0) 323235783Skib#define DRM_TIME_SLICE (hz/20) /* Time slice for GLXContexts */ 324235783Skib 325235783Skib#define DRM_GET_PRIV_SAREA(_dev, _ctx, _map) do { \ 326235783Skib (_map) = (_dev)->context_sareas[_ctx]; \ 327235783Skib} while(0) 328235783Skib 329235783Skib#define LOCK_TEST_WITH_RETURN(dev, file_priv) \ 330235783Skibdo { \ 331235783Skib if (!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock) || \ 332235783Skib dev->lock.file_priv != file_priv) { \ 333235783Skib DRM_ERROR("%s called without lock held\n", \ 334235783Skib __FUNCTION__); \ 335235783Skib return EINVAL; \ 336235783Skib } \ 337235783Skib} while (0) 338235783Skib 339235783Skib/* Returns -errno to shared code */ 340235783Skib#define DRM_WAIT_ON( ret, queue, timeout, condition ) \ 341235783Skibfor ( ret = 0 ; !ret && !(condition) ; ) { \ 342235783Skib DRM_UNLOCK(dev); \ 343235783Skib mtx_lock(&dev->irq_lock); \ 344235783Skib if (!(condition)) \ 345235783Skib ret = -mtx_sleep(&(queue), &dev->irq_lock, \ 346235783Skib PCATCH, "drmwtq", (timeout)); \ 347235783Skib mtx_unlock(&dev->irq_lock); \ 348235783Skib DRM_LOCK(dev); \ 349235783Skib} 350235783Skib 351235783Skib#define DRM_ERROR(fmt, ...) \ 352235783Skib printf("error: [" DRM_NAME ":pid%d:%s] *ERROR* " fmt, \ 353235783Skib DRM_CURRENTPID, __func__ , ##__VA_ARGS__) 354235783Skib 355235783Skib#define DRM_INFO(fmt, ...) printf("info: [" DRM_NAME "] " fmt , ##__VA_ARGS__) 356235783Skib 357235783Skib#define DRM_DEBUG(fmt, ...) do { \ 358235783Skib if ((drm_debug_flag & DRM_DEBUGBITS_DEBUG) != 0) \ 359235783Skib printf("[" DRM_NAME ":pid%d:%s] " fmt, DRM_CURRENTPID, \ 360235783Skib __func__ , ##__VA_ARGS__); \ 361235783Skib} while (0) 362235783Skib 363235783Skib#define DRM_DEBUG_KMS(fmt, ...) do { \ 364235783Skib if ((drm_debug_flag & DRM_DEBUGBITS_KMS) != 0) \ 365235783Skib printf("[" DRM_NAME ":KMS:pid%d:%s] " fmt, DRM_CURRENTPID,\ 366235783Skib __func__ , ##__VA_ARGS__); \ 367235783Skib} while (0) 368235783Skib 369235783Skib#define DRM_DEBUG_DRIVER(fmt, ...) do { \ 370235783Skib if ((drm_debug_flag & DRM_DEBUGBITS_KMS) != 0) \ 371235783Skib printf("[" DRM_NAME ":KMS:pid%d:%s] " fmt, DRM_CURRENTPID,\ 372235783Skib __func__ , ##__VA_ARGS__); \ 373235783Skib} while (0) 374235783Skib 375235783Skibtypedef struct drm_pci_id_list 376235783Skib{ 377235783Skib int vendor; 378235783Skib int device; 379235783Skib long driver_private; 380235783Skib char *name; 381235783Skib} drm_pci_id_list_t; 382235783Skib 383235783Skibstruct drm_msi_blacklist_entry 384235783Skib{ 385235783Skib int vendor; 386235783Skib int device; 387235783Skib}; 388235783Skib 389235783Skib#define DRM_AUTH 0x1 390235783Skib#define DRM_MASTER 0x2 391235783Skib#define DRM_ROOT_ONLY 0x4 392235783Skib#define DRM_CONTROL_ALLOW 0x8 393235783Skib#define DRM_UNLOCKED 0x10 394235783Skib 395235783Skibtypedef struct drm_ioctl_desc { 396235783Skib unsigned long cmd; 397235783Skib int (*func)(struct drm_device *dev, void *data, 398235783Skib struct drm_file *file_priv); 399235783Skib int flags; 400235783Skib} drm_ioctl_desc_t; 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 408235783Skibtypedef struct drm_magic_entry { 409235783Skib drm_magic_t magic; 410235783Skib struct drm_file *priv; 411235783Skib struct drm_magic_entry *next; 412235783Skib} drm_magic_entry_t; 413235783Skib 414235783Skibtypedef struct drm_magic_head { 415235783Skib struct drm_magic_entry *head; 416235783Skib struct drm_magic_entry *tail; 417235783Skib} drm_magic_head_t; 418235783Skib 419235783Skibtypedef struct drm_buf { 420235783Skib int idx; /* Index into master buflist */ 421235783Skib int total; /* Buffer size */ 422235783Skib int order; /* log-base-2(total) */ 423235783Skib int used; /* Amount of buffer in use (for DMA) */ 424235783Skib unsigned long offset; /* Byte offset (used internally) */ 425235783Skib void *address; /* Address of buffer */ 426235783Skib unsigned long bus_address; /* Bus address of buffer */ 427235783Skib struct drm_buf *next; /* Kernel-only: used for free list */ 428235783Skib __volatile__ int pending; /* On hardware DMA queue */ 429235783Skib struct drm_file *file_priv; /* Unique identifier of holding process */ 430235783Skib int context; /* Kernel queue for this buffer */ 431235783Skib enum { 432235783Skib DRM_LIST_NONE = 0, 433235783Skib DRM_LIST_FREE = 1, 434235783Skib DRM_LIST_WAIT = 2, 435235783Skib DRM_LIST_PEND = 3, 436235783Skib DRM_LIST_PRIO = 4, 437235783Skib DRM_LIST_RECLAIM = 5 438235783Skib } list; /* Which list we're on */ 439235783Skib 440235783Skib int dev_priv_size; /* Size of buffer private stoarge */ 441235783Skib void *dev_private; /* Per-buffer private storage */ 442235783Skib} drm_buf_t; 443235783Skib 444235783Skibtypedef struct drm_freelist { 445235783Skib int initialized; /* Freelist in use */ 446235783Skib atomic_t count; /* Number of free buffers */ 447235783Skib drm_buf_t *next; /* End pointer */ 448235783Skib 449235783Skib int low_mark; /* Low water mark */ 450235783Skib int high_mark; /* High water mark */ 451235783Skib} drm_freelist_t; 452235783Skib 453235783Skibtypedef struct drm_dma_handle { 454235783Skib void *vaddr; 455235783Skib bus_addr_t busaddr; 456235783Skib bus_dma_tag_t tag; 457235783Skib bus_dmamap_t map; 458235783Skib} drm_dma_handle_t; 459235783Skib 460235783Skibtypedef struct drm_buf_entry { 461235783Skib int buf_size; 462235783Skib int buf_count; 463235783Skib drm_buf_t *buflist; 464235783Skib int seg_count; 465235783Skib drm_dma_handle_t **seglist; 466235783Skib int page_order; 467235783Skib 468235783Skib drm_freelist_t freelist; 469235783Skib} drm_buf_entry_t; 470235783Skib 471235783Skib/* Event queued up for userspace to read */ 472235783Skibstruct drm_pending_event { 473235783Skib struct drm_event *event; 474235783Skib struct list_head link; 475235783Skib struct drm_file *file_priv; 476235783Skib pid_t pid; /* pid of requester, no guarantee it's valid by the time 477235783Skib we deliver the event, for tracing only */ 478235783Skib void (*destroy)(struct drm_pending_event *event); 479235783Skib}; 480235783Skib 481235783Skibtypedef TAILQ_HEAD(drm_file_list, drm_file) drm_file_list_t; 482235783Skibstruct drm_file { 483235783Skib TAILQ_ENTRY(drm_file) link; 484235783Skib struct drm_device *dev; 485235783Skib int authenticated; 486235783Skib int master; 487235783Skib pid_t pid; 488235783Skib uid_t uid; 489235783Skib drm_magic_t magic; 490235783Skib unsigned long ioctl_count; 491235783Skib 492235783Skib void *driver_priv; 493235783Skib struct drm_gem_names object_names; 494235783Skib 495235783Skib int is_master; 496235783Skib struct drm_master *masterp; 497235783Skib 498235783Skib struct list_head fbs; 499235783Skib 500235783Skib struct list_head event_list; 501235783Skib int event_space; 502235783Skib struct selinfo event_poll; 503235783Skib}; 504235783Skib 505235783Skibtypedef struct drm_lock_data { 506235783Skib struct drm_hw_lock *hw_lock; /* Hardware lock */ 507235783Skib struct drm_file *file_priv; /* Unique identifier of holding process (NULL is kernel)*/ 508235783Skib int lock_queue; /* Queue of blocked processes */ 509235783Skib unsigned long lock_time; /* Time of last lock in jiffies */ 510235783Skib} drm_lock_data_t; 511235783Skib 512235783Skib/* This structure, in the struct drm_device, is always initialized while the 513235783Skib * device 514235783Skib * is open. dev->dma_lock protects the incrementing of dev->buf_use, which 515235783Skib * when set marks that no further bufs may be allocated until device teardown 516235783Skib * occurs (when the last open of the device has closed). The high/low 517235783Skib * watermarks of bufs are only touched by the X Server, and thus not 518235783Skib * concurrently accessed, so no locking is needed. 519235783Skib */ 520235783Skibtypedef struct drm_device_dma { 521235783Skib drm_buf_entry_t bufs[DRM_MAX_ORDER+1]; 522235783Skib int buf_count; 523235783Skib drm_buf_t **buflist; /* Vector of pointers info bufs */ 524235783Skib int seg_count; 525235783Skib int page_count; 526235783Skib unsigned long *pagelist; 527235783Skib unsigned long byte_count; 528235783Skib enum { 529235783Skib _DRM_DMA_USE_AGP = 0x01, 530235783Skib _DRM_DMA_USE_SG = 0x02 531235783Skib } flags; 532235783Skib} drm_device_dma_t; 533235783Skib 534235783Skibtypedef struct drm_agp_mem { 535235783Skib void *handle; 536235783Skib unsigned long bound; /* address */ 537235783Skib int pages; 538235783Skib struct drm_agp_mem *prev; 539235783Skib struct drm_agp_mem *next; 540235783Skib} drm_agp_mem_t; 541235783Skib 542235783Skibtypedef struct drm_agp_head { 543235783Skib device_t agpdev; 544235783Skib struct agp_info info; 545235783Skib const char *chipset; 546235783Skib drm_agp_mem_t *memory; 547235783Skib unsigned long mode; 548235783Skib int enabled; 549235783Skib int acquired; 550235783Skib unsigned long base; 551235783Skib int mtrr; 552235783Skib int cant_use_aperture; 553235783Skib unsigned long page_mask; 554235783Skib} drm_agp_head_t; 555235783Skib 556235783Skibtypedef struct drm_sg_mem { 557235783Skib vm_offset_t vaddr; 558235783Skib vm_paddr_t *busaddr; 559235783Skib vm_pindex_t pages; 560235783Skib} drm_sg_mem_t; 561235783Skib 562235783Skib#define DRM_MAP_HANDLE_BITS (sizeof(void *) == 4 ? 4 : 24) 563235783Skib#define DRM_MAP_HANDLE_SHIFT (sizeof(void *) * 8 - DRM_MAP_HANDLE_BITS) 564235783Skibtypedef TAILQ_HEAD(drm_map_list, drm_local_map) drm_map_list_t; 565235783Skib 566235783Skibtypedef struct drm_local_map { 567235783Skib unsigned long offset; /* Physical address (0 for SAREA) */ 568235783Skib unsigned long size; /* Physical size (bytes) */ 569235783Skib enum drm_map_type type; /* Type of memory mapped */ 570235783Skib enum drm_map_flags flags; /* Flags */ 571235783Skib void *handle; /* User-space: "Handle" to pass to mmap */ 572235783Skib /* Kernel-space: kernel-virtual address */ 573235783Skib int mtrr; /* Boolean: MTRR used */ 574235783Skib /* Private data */ 575235783Skib int rid; /* PCI resource ID for bus_space */ 576235783Skib void *virtual; /* Kernel-space: kernel-virtual address */ 577235783Skib struct resource *bsr; 578235783Skib bus_space_tag_t bst; 579235783Skib bus_space_handle_t bsh; 580235783Skib drm_dma_handle_t *dmah; 581235783Skib TAILQ_ENTRY(drm_local_map) link; 582235783Skib} drm_local_map_t; 583235783Skib 584235783Skibstruct drm_vblank_info { 585235783Skib wait_queue_head_t queue; /* vblank wait queue */ 586235783Skib atomic_t count; /* number of VBLANK interrupts */ 587235783Skib /* (driver must alloc the right number of counters) */ 588235783Skib atomic_t refcount; /* number of users of vblank interrupts */ 589235783Skib u32 last; /* protected by dev->vbl_lock, used */ 590235783Skib /* for wraparound handling */ 591235783Skib int enabled; /* so we don't call enable more than */ 592235783Skib /* once per disable */ 593235783Skib int inmodeset; /* Display driver is setting mode */ 594235783Skib}; 595235783Skib 596235783Skib/* Size of ringbuffer for vblank timestamps. Just double-buffer 597235783Skib * in initial implementation. 598235783Skib */ 599235783Skib#define DRM_VBLANKTIME_RBSIZE 2 600235783Skib 601235783Skib/* Flags and return codes for get_vblank_timestamp() driver function. */ 602235783Skib#define DRM_CALLED_FROM_VBLIRQ 1 603235783Skib#define DRM_VBLANKTIME_SCANOUTPOS_METHOD (1 << 0) 604235783Skib#define DRM_VBLANKTIME_INVBL (1 << 1) 605235783Skib 606235783Skib/* get_scanout_position() return flags */ 607235783Skib#define DRM_SCANOUTPOS_VALID (1 << 0) 608235783Skib#define DRM_SCANOUTPOS_INVBL (1 << 1) 609235783Skib#define DRM_SCANOUTPOS_ACCURATE (1 << 2) 610235783Skib 611235783Skib/* location of GART table */ 612235783Skib#define DRM_ATI_GART_MAIN 1 613235783Skib#define DRM_ATI_GART_FB 2 614235783Skib 615235783Skib#define DRM_ATI_GART_PCI 1 616235783Skib#define DRM_ATI_GART_PCIE 2 617235783Skib#define DRM_ATI_GART_IGP 3 618235783Skib 619235783Skibstruct drm_ati_pcigart_info { 620235783Skib int gart_table_location; 621235783Skib int gart_reg_if; 622235783Skib void *addr; 623235783Skib dma_addr_t bus_addr; 624235783Skib dma_addr_t table_mask; 625235783Skib dma_addr_t member_mask; 626235783Skib struct drm_dma_handle *table_handle; 627235783Skib drm_local_map_t mapping; 628235783Skib int table_size; 629235783Skib struct drm_dma_handle *dmah; /* handle for ATI PCIGART table */ 630235783Skib}; 631235783Skib 632235783Skibtypedef vm_paddr_t resource_size_t; 633235783Skib 634235783Skib/** 635235783Skib * GEM specific mm private for tracking GEM objects 636235783Skib */ 637235783Skibstruct drm_gem_mm { 638235783Skib struct drm_open_hash offset_hash; /**< User token hash table for maps */ 639235783Skib struct unrhdr *idxunr; 640235783Skib}; 641235783Skib 642235783Skibstruct drm_gem_object { 643235783Skib /** Reference count of this object */ 644235783Skib u_int refcount; 645235783Skib 646235783Skib /** Handle count of this object. Each handle also holds a reference */ 647235783Skib u_int handle_count; /* number of handles on this object */ 648235783Skib 649235783Skib /** Related drm device */ 650235783Skib struct drm_device *dev; 651235783Skib 652235783Skib /** File representing the shmem storage: filp in Linux parlance */ 653235783Skib vm_object_t vm_obj; 654235783Skib 655235783Skib bool on_map; 656235783Skib struct drm_hash_item map_list; 657235783Skib 658235783Skib /** 659235783Skib * Size of the object, in bytes. Immutable over the object's 660235783Skib * lifetime. 661235783Skib */ 662235783Skib size_t size; 663235783Skib 664235783Skib /** 665235783Skib * Global name for this object, starts at 1. 0 means unnamed. 666235783Skib * Access is covered by the object_name_lock in the related drm_device 667235783Skib */ 668235783Skib int name; 669235783Skib 670235783Skib /** 671235783Skib * Memory domains. These monitor which caches contain read/write data 672235783Skib * related to the object. When transitioning from one set of domains 673235783Skib * to another, the driver is called to ensure that caches are suitably 674235783Skib * flushed and invalidated 675235783Skib */ 676235783Skib uint32_t read_domains; 677235783Skib uint32_t write_domain; 678235783Skib 679235783Skib /** 680235783Skib * While validating an exec operation, the 681235783Skib * new read/write domain values are computed here. 682235783Skib * They will be transferred to the above values 683235783Skib * at the point that any cache flushing occurs 684235783Skib */ 685235783Skib uint32_t pending_read_domains; 686235783Skib uint32_t pending_write_domain; 687235783Skib 688235783Skib void *driver_private; 689235783Skib}; 690235783Skib 691235783Skib#include "drm_crtc.h" 692235783Skib 693235783Skib#ifndef DMA_BIT_MASK 694235783Skib#define DMA_BIT_MASK(n) (((n) == 64) ? ~0ULL : (1ULL<<(n)) - 1) 695235783Skib#endif 696235783Skib 697235783Skib#define upper_32_bits(n) ((u32)(((n) >> 16) >> 16)) 698235783Skib 699235783Skibstruct drm_driver_info { 700235783Skib int (*load)(struct drm_device *, unsigned long flags); 701254820Sdumbbell int (*use_msi)(struct drm_device *, unsigned long flags); 702235783Skib int (*firstopen)(struct drm_device *); 703235783Skib int (*open)(struct drm_device *, struct drm_file *); 704235783Skib void (*preclose)(struct drm_device *, struct drm_file *file_priv); 705235783Skib void (*postclose)(struct drm_device *, struct drm_file *); 706235783Skib void (*lastclose)(struct drm_device *); 707235783Skib int (*unload)(struct drm_device *); 708235783Skib void (*reclaim_buffers_locked)(struct drm_device *, 709235783Skib struct drm_file *file_priv); 710235783Skib int (*dma_ioctl)(struct drm_device *dev, void *data, 711235783Skib struct drm_file *file_priv); 712235783Skib void (*dma_ready)(struct drm_device *); 713235783Skib int (*dma_quiescent)(struct drm_device *); 714235783Skib int (*dma_flush_block_and_flush)(struct drm_device *, int context, 715235783Skib enum drm_lock_flags flags); 716235783Skib int (*dma_flush_unblock)(struct drm_device *, int context, 717235783Skib enum drm_lock_flags flags); 718235783Skib int (*context_ctor)(struct drm_device *dev, int context); 719235783Skib int (*context_dtor)(struct drm_device *dev, int context); 720235783Skib int (*kernel_context_switch)(struct drm_device *dev, int old, 721235783Skib int new); 722235783Skib int (*kernel_context_switch_unlock)(struct drm_device *dev); 723235783Skib void (*irq_preinstall)(struct drm_device *dev); 724235783Skib int (*irq_postinstall)(struct drm_device *dev); 725235783Skib void (*irq_uninstall)(struct drm_device *dev); 726235783Skib void (*irq_handler)(DRM_IRQ_ARGS); 727235783Skib 728235783Skib u32 (*get_vblank_counter)(struct drm_device *dev, int crtc); 729235783Skib int (*enable_vblank)(struct drm_device *dev, int crtc); 730235783Skib void (*disable_vblank)(struct drm_device *dev, int crtc); 731235783Skib int (*get_scanout_position)(struct drm_device *dev, int crtc, 732235783Skib int *vpos, int *hpos); 733235783Skib 734235783Skib int (*get_vblank_timestamp)(struct drm_device *dev, int crtc, 735235783Skib int *max_error, struct timeval *vblank_time, 736235783Skib unsigned flags); 737235783Skib 738235783Skib int (*gem_init_object)(struct drm_gem_object *obj); 739235783Skib void (*gem_free_object)(struct drm_gem_object *obj); 740235783Skib 741235783Skib struct cdev_pager_ops *gem_pager_ops; 742235783Skib 743235783Skib int (*dumb_create)(struct drm_file *file_priv, 744235783Skib struct drm_device *dev, struct drm_mode_create_dumb *args); 745235783Skib int (*dumb_map_offset)(struct drm_file *file_priv, 746235783Skib struct drm_device *dev, uint32_t handle, uint64_t *offset); 747235783Skib int (*dumb_destroy)(struct drm_file *file_priv, 748235783Skib struct drm_device *dev, uint32_t handle); 749235783Skib 750235783Skib int (*sysctl_init)(struct drm_device *dev, 751235783Skib struct sysctl_ctx_list *ctx, struct sysctl_oid *top); 752235783Skib void (*sysctl_cleanup)(struct drm_device *dev); 753235783Skib 754235783Skib drm_pci_id_list_t *id_entry; /* PCI ID, name, and chipset private */ 755235783Skib 756235783Skib /** 757235783Skib * Called by \c drm_device_is_agp. Typically used to determine if a 758235783Skib * card is really attached to AGP or not. 759235783Skib * 760235783Skib * \param dev DRM device handle 761235783Skib * 762235783Skib * \returns 763235783Skib * One of three values is returned depending on whether or not the 764235783Skib * card is absolutely \b not AGP (return of 0), absolutely \b is AGP 765235783Skib * (return of 1), or may or may not be AGP (return of 2). 766235783Skib */ 767235783Skib int (*device_is_agp) (struct drm_device * dev); 768235783Skib 769235783Skib drm_ioctl_desc_t *ioctls; 770239375Skib#ifdef COMPAT_FREEBSD32 771239375Skib drm_ioctl_desc_t *compat_ioctls; 772239375Skib int *compat_ioctls_nr; 773239375Skib#endif 774235783Skib int max_ioctl; 775235783Skib 776235783Skib int buf_priv_size; 777235783Skib 778235783Skib int major; 779235783Skib int minor; 780235783Skib int patchlevel; 781235783Skib const char *name; /* Simple driver name */ 782235783Skib const char *desc; /* Longer driver name */ 783235783Skib const char *date; /* Date of last major changes. */ 784235783Skib 785235783Skib u32 driver_features; 786235783Skib}; 787235783Skib 788235783Skib/** 789235783Skib * DRM minor structure. This structure represents a drm minor number. 790235783Skib */ 791235783Skibstruct drm_minor { 792235783Skib int index; /**< Minor device number */ 793235783Skib int type; /**< Control or render */ 794235783Skib device_t kdev; /**< OS device */ 795235783Skib struct drm_device *dev; 796235783Skib 797235783Skib struct drm_master *master; /* currently active master for this node */ 798235783Skib struct list_head master_list; 799235783Skib struct drm_mode_group mode_group; 800235783Skib}; 801235783Skib 802235783Skib/* mode specified on the command line */ 803235783Skibstruct drm_cmdline_mode { 804235783Skib bool specified; 805235783Skib bool refresh_specified; 806235783Skib bool bpp_specified; 807235783Skib int xres, yres; 808235783Skib int bpp; 809235783Skib int refresh; 810235783Skib bool rb; 811235783Skib bool interlace; 812235783Skib bool cvt; 813235783Skib bool margins; 814235783Skib enum drm_connector_force force; 815235783Skib}; 816235783Skib 817235783Skibstruct drm_pending_vblank_event { 818235783Skib struct drm_pending_event base; 819235783Skib int pipe; 820235783Skib struct drm_event_vblank event; 821235783Skib}; 822235783Skib 823235783Skib/* Length for the array of resource pointers for drm_get_resource_*. */ 824235783Skib#define DRM_MAX_PCI_RESOURCE 6 825235783Skib 826235783Skib/** 827235783Skib * DRM device functions structure 828235783Skib */ 829235783Skibstruct drm_device { 830235783Skib struct drm_driver_info *driver; 831235783Skib drm_pci_id_list_t *id_entry; /* PCI ID, name, and chipset private */ 832235783Skib 833254820Sdumbbell uint16_t pci_device; /* PCI device id */ 834254820Sdumbbell uint16_t pci_vendor; /* PCI vendor id */ 835254820Sdumbbell uint16_t pci_subdevice; /* PCI subsystem device id */ 836254820Sdumbbell uint16_t pci_subvendor; /* PCI subsystem vendor id */ 837235783Skib 838235783Skib char *unique; /* Unique identifier: e.g., busid */ 839235783Skib int unique_len; /* Length of unique field */ 840235783Skib device_t device; /* Device instance from newbus */ 841235783Skib struct cdev *devnode; /* Device number for mknod */ 842235783Skib int if_version; /* Highest interface version set */ 843235783Skib 844235783Skib int flags; /* Flags to open(2) */ 845235783Skib 846235783Skib /* Locks */ 847235783Skib struct mtx dma_lock; /* protects dev->dma */ 848235783Skib struct mtx irq_lock; /* protects irq condition checks */ 849235783Skib struct mtx dev_lock; /* protects everything else */ 850235783Skib struct sx dev_struct_lock; 851235783Skib DRM_SPINTYPE drw_lock; 852235783Skib 853235783Skib /* Usage Counters */ 854235783Skib int open_count; /* Outstanding files open */ 855235783Skib int buf_use; /* Buffers in use -- cannot alloc */ 856235783Skib 857235783Skib /* Performance counters */ 858235783Skib unsigned long counters; 859235783Skib enum drm_stat_type types[15]; 860235783Skib atomic_t counts[15]; 861235783Skib 862235783Skib /* Authentication */ 863235783Skib drm_file_list_t files; 864235783Skib drm_magic_head_t magiclist[DRM_HASH_SIZE]; 865235783Skib 866235783Skib /* Linked list of mappable regions. Protected by dev_lock */ 867235783Skib drm_map_list_t maplist; 868235783Skib struct unrhdr *map_unrhdr; 869235783Skib 870235783Skib drm_local_map_t **context_sareas; 871235783Skib int max_context; 872235783Skib 873235783Skib drm_lock_data_t lock; /* Information on hardware lock */ 874235783Skib 875235783Skib /* DMA queues (contexts) */ 876235783Skib drm_device_dma_t *dma; /* Optional pointer for DMA support */ 877235783Skib 878235783Skib /* Context support */ 879235783Skib int irq; /* Interrupt used by board */ 880235783Skib int irq_enabled; /* True if the irq handler is enabled */ 881235783Skib int msi_enabled; /* MSI enabled */ 882235783Skib int irqrid; /* Interrupt used by board */ 883235783Skib struct resource *irqr; /* Resource for interrupt used by board */ 884235783Skib void *irqh; /* Handle from bus_setup_intr */ 885235783Skib 886235783Skib /* Storage of resource pointers for drm_get_resource_* */ 887235783Skib struct resource *pcir[DRM_MAX_PCI_RESOURCE]; 888235783Skib int pcirid[DRM_MAX_PCI_RESOURCE]; 889235783Skib 890235783Skib int pci_domain; 891235783Skib int pci_bus; 892235783Skib int pci_slot; 893235783Skib int pci_func; 894235783Skib 895235783Skib atomic_t context_flag; /* Context swapping flag */ 896235783Skib int last_context; /* Last current context */ 897235783Skib 898235783Skib int num_crtcs; 899235783Skib 900235783Skib struct sigio *buf_sigio; /* Processes waiting for SIGIO */ 901235783Skib 902235783Skib /* Sysctl support */ 903235783Skib struct drm_sysctl_info *sysctl; 904235783Skib int sysctl_node_idx; 905235783Skib 906235783Skib drm_agp_head_t *agp; 907235783Skib drm_sg_mem_t *sg; /* Scatter gather memory */ 908235783Skib atomic_t *ctx_bitmap; 909235783Skib void *dev_private; 910235783Skib unsigned int agp_buffer_token; 911235783Skib drm_local_map_t *agp_buffer_map; 912235783Skib 913235783Skib struct drm_minor *control; /**< Control node for card */ 914235783Skib struct drm_minor *primary; /**< render type primary screen head */ 915235783Skib 916254822Sdumbbell void *drm_ttm_bdev; 917235783Skib struct unrhdr *drw_unrhdr; 918235783Skib /* RB tree of drawable infos */ 919235783Skib RB_HEAD(drawable_tree, bsd_drm_drawable_info) drw_head; 920235783Skib 921235783Skib int vblank_disable_allowed; 922235783Skib 923235783Skib atomic_t *_vblank_count; /**< number of VBLANK interrupts (driver must alloc the right number of counters) */ 924235783Skib struct timeval *_vblank_time; /**< timestamp of current vblank_count (drivers must alloc right number of fields) */ 925235783Skib struct mtx vblank_time_lock; /**< Protects vblank count and time updates during vblank enable/disable */ 926235783Skib struct mtx vbl_lock; 927235783Skib atomic_t *vblank_refcount; /* number of users of vblank interruptsper crtc */ 928235783Skib u32 *last_vblank; /* protected by dev->vbl_lock, used */ 929235783Skib /* for wraparound handling */ 930235783Skib int *vblank_enabled; /* so we don't call enable more than 931235783Skib once per disable */ 932235783Skib int *vblank_inmodeset; /* Display driver is setting mode */ 933235783Skib u32 *last_vblank_wait; /* Last vblank seqno waited per CRTC */ 934235783Skib struct callout vblank_disable_callout; 935235783Skib 936235783Skib u32 max_vblank_count; /**< size of vblank counter register */ 937235783Skib 938235783Skib struct list_head vblank_event_list; 939235783Skib struct mtx event_lock; 940235783Skib 941235783Skib struct drm_mode_config mode_config; /**< Current mode config */ 942235783Skib 943235783Skib /* GEM part */ 944235783Skib struct sx object_name_lock; 945235783Skib struct drm_gem_names object_names; 946235783Skib void *mm_private; 947235783Skib 948235783Skib void *sysctl_private; 949235783Skib char busid_str[128]; 950235783Skib int modesetting; 951235783Skib}; 952235783Skib 953235783Skibstatic __inline__ int drm_core_check_feature(struct drm_device *dev, 954235783Skib int feature) 955235783Skib{ 956235783Skib return ((dev->driver->driver_features & feature) ? 1 : 0); 957235783Skib} 958235783Skib 959235783Skib#if __OS_HAS_AGP 960235783Skibstatic inline int drm_core_has_AGP(struct drm_device *dev) 961235783Skib{ 962235783Skib return drm_core_check_feature(dev, DRIVER_USE_AGP); 963235783Skib} 964235783Skib#else 965235783Skib#define drm_core_has_AGP(dev) (0) 966235783Skib#endif 967235783Skib 968235783Skibenum dmi_field { 969235783Skib DMI_NONE, 970235783Skib DMI_BIOS_VENDOR, 971235783Skib DMI_BIOS_VERSION, 972235783Skib DMI_BIOS_DATE, 973235783Skib DMI_SYS_VENDOR, 974235783Skib DMI_PRODUCT_NAME, 975235783Skib DMI_PRODUCT_VERSION, 976235783Skib DMI_PRODUCT_SERIAL, 977235783Skib DMI_PRODUCT_UUID, 978235783Skib DMI_BOARD_VENDOR, 979235783Skib DMI_BOARD_NAME, 980235783Skib DMI_BOARD_VERSION, 981235783Skib DMI_BOARD_SERIAL, 982235783Skib DMI_BOARD_ASSET_TAG, 983235783Skib DMI_CHASSIS_VENDOR, 984235783Skib DMI_CHASSIS_TYPE, 985235783Skib DMI_CHASSIS_VERSION, 986235783Skib DMI_CHASSIS_SERIAL, 987235783Skib DMI_CHASSIS_ASSET_TAG, 988235783Skib DMI_STRING_MAX, 989235783Skib}; 990235783Skib 991235783Skibstruct dmi_strmatch { 992235783Skib unsigned char slot; 993235783Skib char substr[79]; 994235783Skib}; 995235783Skib 996235783Skibstruct dmi_system_id { 997235783Skib int (*callback)(const struct dmi_system_id *); 998235783Skib const char *ident; 999235783Skib struct dmi_strmatch matches[4]; 1000235783Skib}; 1001235783Skib#define DMI_MATCH(a, b) {(a), (b)} 1002235783Skibbool dmi_check_system(const struct dmi_system_id *); 1003235783Skib 1004235783Skibextern int drm_debug_flag; 1005235783Skibextern int drm_notyet_flag; 1006235783Skibextern unsigned int drm_vblank_offdelay; 1007235783Skibextern unsigned int drm_timestamp_precision; 1008235783Skib 1009235783Skib/* Device setup support (drm_drv.c) */ 1010235783Skibint drm_probe(device_t kdev, drm_pci_id_list_t *idlist); 1011235783Skibint drm_attach(device_t kdev, drm_pci_id_list_t *idlist); 1012235783Skibint drm_create_cdevs(device_t kdev); 1013235783Skibvoid drm_close(void *data); 1014235783Skibint drm_detach(device_t kdev); 1015235783Skibd_ioctl_t drm_ioctl; 1016235783Skibd_open_t drm_open; 1017235783Skibd_read_t drm_read; 1018235783Skibd_poll_t drm_poll; 1019235783Skibd_mmap_t drm_mmap; 1020235783Skibextern drm_local_map_t *drm_getsarea(struct drm_device *dev); 1021235783Skib 1022235783Skibvoid drm_event_wakeup(struct drm_pending_event *e); 1023235783Skib 1024235783Skibint drm_add_busid_modesetting(struct drm_device *dev, 1025235783Skib struct sysctl_ctx_list *ctx, struct sysctl_oid *top); 1026235783Skib 1027235783Skib/* File operations helpers (drm_fops.c) */ 1028235783Skibextern int drm_open_helper(struct cdev *kdev, int flags, int fmt, 1029235783Skib DRM_STRUCTPROC *p, 1030235783Skib struct drm_device *dev); 1031235783Skib 1032235783Skib/* Memory management support (drm_memory.c) */ 1033235783Skibvoid drm_mem_init(void); 1034235783Skibvoid drm_mem_uninit(void); 1035235783Skibvoid *drm_ioremap_wc(struct drm_device *dev, drm_local_map_t *map); 1036235783Skibvoid *drm_ioremap(struct drm_device *dev, drm_local_map_t *map); 1037235783Skibvoid drm_ioremapfree(drm_local_map_t *map); 1038235783Skibint drm_mtrr_add(unsigned long offset, size_t size, int flags); 1039235783Skibint drm_mtrr_del(int handle, unsigned long offset, size_t size, int flags); 1040235783Skib 1041235783Skibint drm_context_switch(struct drm_device *dev, int old, int new); 1042235783Skibint drm_context_switch_complete(struct drm_device *dev, int new); 1043235783Skib 1044235783Skibint drm_ctxbitmap_init(struct drm_device *dev); 1045235783Skibvoid drm_ctxbitmap_cleanup(struct drm_device *dev); 1046235783Skibvoid drm_ctxbitmap_free(struct drm_device *dev, int ctx_handle); 1047235783Skibint drm_ctxbitmap_next(struct drm_device *dev); 1048235783Skib 1049235783Skib/* Locking IOCTL support (drm_lock.c) */ 1050235783Skibint drm_lock_take(struct drm_lock_data *lock_data, 1051235783Skib unsigned int context); 1052235783Skibint drm_lock_transfer(struct drm_lock_data *lock_data, 1053235783Skib unsigned int context); 1054235783Skibint drm_lock_free(struct drm_lock_data *lock_data, 1055235783Skib unsigned int context); 1056235783Skib 1057235783Skib/* Buffer management support (drm_bufs.c) */ 1058235783Skibunsigned long drm_get_resource_start(struct drm_device *dev, 1059235783Skib unsigned int resource); 1060235783Skibunsigned long drm_get_resource_len(struct drm_device *dev, 1061235783Skib unsigned int resource); 1062235783Skibvoid drm_rmmap(struct drm_device *dev, drm_local_map_t *map); 1063235783Skibint drm_order(unsigned long size); 1064235783Skibint drm_addmap(struct drm_device *dev, unsigned long offset, 1065235783Skib unsigned long size, 1066235783Skib enum drm_map_type type, enum drm_map_flags flags, 1067235783Skib drm_local_map_t **map_ptr); 1068235783Skibint drm_addbufs_pci(struct drm_device *dev, struct drm_buf_desc *request); 1069235783Skibint drm_addbufs_sg(struct drm_device *dev, struct drm_buf_desc *request); 1070235783Skibint drm_addbufs_agp(struct drm_device *dev, struct drm_buf_desc *request); 1071235783Skib 1072235783Skib/* DMA support (drm_dma.c) */ 1073235783Skibint drm_dma_setup(struct drm_device *dev); 1074235783Skibvoid drm_dma_takedown(struct drm_device *dev); 1075235783Skibvoid drm_free_buffer(struct drm_device *dev, drm_buf_t *buf); 1076235783Skibvoid drm_reclaim_buffers(struct drm_device *dev, struct drm_file *file_priv); 1077235783Skib#define drm_core_reclaim_buffers drm_reclaim_buffers 1078235783Skib 1079235783Skib/* IRQ support (drm_irq.c) */ 1080235783Skibint drm_irq_install(struct drm_device *dev); 1081235783Skibint drm_irq_uninstall(struct drm_device *dev); 1082235783Skibirqreturn_t drm_irq_handler(DRM_IRQ_ARGS); 1083235783Skibvoid drm_driver_irq_preinstall(struct drm_device *dev); 1084235783Skibvoid drm_driver_irq_postinstall(struct drm_device *dev); 1085235783Skibvoid drm_driver_irq_uninstall(struct drm_device *dev); 1086235783Skib 1087235783Skibvoid drm_vblank_pre_modeset(struct drm_device *dev, int crtc); 1088235783Skibvoid drm_vblank_post_modeset(struct drm_device *dev, int crtc); 1089235783Skibint drm_modeset_ctl(struct drm_device *dev, void *data, 1090235783Skib struct drm_file *file_priv); 1091235783Skib 1092235783Skibextern int drm_vblank_init(struct drm_device *dev, int num_crtcs); 1093235783Skibextern int drm_wait_vblank(struct drm_device *dev, void *data, 1094235783Skib struct drm_file *filp); 1095235783Skibextern int drm_vblank_wait(struct drm_device *dev, unsigned int *vbl_seq); 1096235783Skibextern u32 drm_vblank_count(struct drm_device *dev, int crtc); 1097235783Skibextern u32 drm_vblank_count_and_time(struct drm_device *dev, int crtc, 1098235783Skib struct timeval *vblanktime); 1099235783Skibextern bool drm_handle_vblank(struct drm_device *dev, int crtc); 1100235783Skibvoid drm_handle_vblank_events(struct drm_device *dev, int crtc); 1101235783Skibextern int drm_vblank_get(struct drm_device *dev, int crtc); 1102235783Skibextern void drm_vblank_put(struct drm_device *dev, int crtc); 1103235783Skibextern void drm_vblank_off(struct drm_device *dev, int crtc); 1104235783Skibextern void drm_vblank_cleanup(struct drm_device *dev); 1105235783Skibextern u32 drm_get_last_vbltimestamp(struct drm_device *dev, int crtc, 1106235783Skib struct timeval *tvblank, unsigned flags); 1107235783Skibextern int drm_calc_vbltimestamp_from_scanoutpos(struct drm_device *dev, 1108235783Skib int crtc, int *max_error, 1109235783Skib struct timeval *vblank_time, 1110235783Skib unsigned flags, 1111235783Skib struct drm_crtc *refcrtc); 1112235783Skibextern void drm_calc_timestamping_constants(struct drm_crtc *crtc); 1113235783Skib 1114235783Skibstruct timeval ns_to_timeval(const int64_t nsec); 1115235783Skibint64_t timeval_to_ns(const struct timeval *tv); 1116235783Skib 1117235783Skib/* AGP/PCI Express/GART support (drm_agpsupport.c) */ 1118235783Skibint drm_device_is_agp(struct drm_device *dev); 1119235783Skibint drm_device_is_pcie(struct drm_device *dev); 1120235783Skibdrm_agp_head_t *drm_agp_init(void); 1121235783Skibint drm_agp_acquire(struct drm_device *dev); 1122235783Skibint drm_agp_release(struct drm_device *dev); 1123235783Skibint drm_agp_info(struct drm_device * dev, struct drm_agp_info *info); 1124235783Skibint drm_agp_enable(struct drm_device *dev, struct drm_agp_mode mode); 1125235783Skibvoid *drm_agp_allocate_memory(size_t pages, u32 type); 1126235783Skibint drm_agp_free_memory(void *handle); 1127235783Skibint drm_agp_bind_memory(void *handle, off_t start); 1128235783Skibint drm_agp_unbind_memory(void *handle); 1129235783Skibint drm_agp_alloc(struct drm_device *dev, struct drm_agp_buffer *request); 1130235783Skibint drm_agp_free(struct drm_device *dev, struct drm_agp_buffer *request); 1131235783Skibint drm_agp_bind(struct drm_device *dev, struct drm_agp_binding *request); 1132235783Skibint drm_agp_unbind(struct drm_device *dev, struct drm_agp_binding *request); 1133235783Skib 1134235783Skib/* Scatter Gather Support (drm_scatter.c) */ 1135235783Skibvoid drm_sg_cleanup(drm_sg_mem_t *entry); 1136235783Skibint drm_sg_alloc(struct drm_device *dev, struct drm_scatter_gather * request); 1137235783Skib 1138235783Skib/* sysctl support (drm_sysctl.h) */ 1139235783Skibextern int drm_sysctl_init(struct drm_device *dev); 1140235783Skibextern int drm_sysctl_cleanup(struct drm_device *dev); 1141235783Skib 1142235783Skib/* ATI PCIGART support (ati_pcigart.c) */ 1143235783Skibint drm_ati_pcigart_init(struct drm_device *dev, 1144235783Skib struct drm_ati_pcigart_info *gart_info); 1145235783Skibint drm_ati_pcigart_cleanup(struct drm_device *dev, 1146235783Skib struct drm_ati_pcigart_info *gart_info); 1147235783Skib 1148235783Skib/* Cache management (drm_memory.c) */ 1149235783Skibvoid drm_clflush_pages(vm_page_t *pages, unsigned long num_pages); 1150235783Skib 1151235783Skib/* Locking IOCTL support (drm_drv.c) */ 1152235783Skibint drm_lock(struct drm_device *dev, void *data, 1153235783Skib struct drm_file *file_priv); 1154235783Skibint drm_unlock(struct drm_device *dev, void *data, 1155235783Skib struct drm_file *file_priv); 1156235783Skibint drm_version(struct drm_device *dev, void *data, 1157235783Skib struct drm_file *file_priv); 1158235783Skibint drm_setversion(struct drm_device *dev, void *data, 1159235783Skib struct drm_file *file_priv); 1160235783Skib 1161235783Skib/* Misc. IOCTL support (drm_ioctl.c) */ 1162235783Skibint drm_irq_by_busid(struct drm_device *dev, void *data, 1163235783Skib struct drm_file *file_priv); 1164235783Skibint drm_getunique(struct drm_device *dev, void *data, 1165235783Skib struct drm_file *file_priv); 1166235783Skibint drm_setunique(struct drm_device *dev, void *data, 1167235783Skib struct drm_file *file_priv); 1168235783Skibint drm_getmap(struct drm_device *dev, void *data, 1169235783Skib struct drm_file *file_priv); 1170235783Skibint drm_getclient(struct drm_device *dev, void *data, 1171235783Skib struct drm_file *file_priv); 1172235783Skibint drm_getstats(struct drm_device *dev, void *data, 1173235783Skib struct drm_file *file_priv); 1174235783Skibint drm_getcap(struct drm_device *dev, void *data, 1175235783Skib struct drm_file *file_priv); 1176235783Skibint drm_noop(struct drm_device *dev, void *data, 1177235783Skib struct drm_file *file_priv); 1178235783Skib 1179235783Skib/* Context IOCTL support (drm_context.c) */ 1180235783Skibint drm_resctx(struct drm_device *dev, void *data, 1181235783Skib struct drm_file *file_priv); 1182235783Skibint drm_addctx(struct drm_device *dev, void *data, 1183235783Skib struct drm_file *file_priv); 1184235783Skibint drm_modctx(struct drm_device *dev, void *data, 1185235783Skib struct drm_file *file_priv); 1186235783Skibint drm_getctx(struct drm_device *dev, void *data, 1187235783Skib struct drm_file *file_priv); 1188235783Skibint drm_switchctx(struct drm_device *dev, void *data, 1189235783Skib struct drm_file *file_priv); 1190235783Skibint drm_newctx(struct drm_device *dev, void *data, 1191235783Skib struct drm_file *file_priv); 1192235783Skibint drm_rmctx(struct drm_device *dev, void *data, 1193235783Skib struct drm_file *file_priv); 1194235783Skibint drm_setsareactx(struct drm_device *dev, void *data, 1195235783Skib struct drm_file *file_priv); 1196235783Skibint drm_getsareactx(struct drm_device *dev, void *data, 1197235783Skib struct drm_file *file_priv); 1198235783Skib 1199235783Skib/* Drawable IOCTL support (drm_drawable.c) */ 1200235783Skibint drm_adddraw(struct drm_device *dev, void *data, 1201235783Skib struct drm_file *file_priv); 1202235783Skibint drm_rmdraw(struct drm_device *dev, void *data, 1203235783Skib struct drm_file *file_priv); 1204235783Skibint drm_update_draw(struct drm_device *dev, void *data, 1205235783Skib struct drm_file *file_priv); 1206235783Skibstruct drm_drawable_info *drm_get_drawable_info(struct drm_device *dev, 1207235783Skib int handle); 1208235783Skib 1209235783Skib/* Drawable support (drm_drawable.c) */ 1210235783Skibvoid drm_drawable_free_all(struct drm_device *dev); 1211235783Skib 1212235783Skib/* Authentication IOCTL support (drm_auth.c) */ 1213235783Skibint drm_getmagic(struct drm_device *dev, void *data, 1214235783Skib struct drm_file *file_priv); 1215235783Skibint drm_authmagic(struct drm_device *dev, void *data, 1216235783Skib struct drm_file *file_priv); 1217235783Skib 1218235783Skib/* Buffer management support (drm_bufs.c) */ 1219235783Skibint drm_addmap_ioctl(struct drm_device *dev, void *data, 1220235783Skib struct drm_file *file_priv); 1221235783Skibint drm_rmmap_ioctl(struct drm_device *dev, void *data, 1222235783Skib struct drm_file *file_priv); 1223235783Skibint drm_addbufs(struct drm_device *dev, void *data, 1224235783Skib struct drm_file *file_priv); 1225235783Skibint drm_infobufs(struct drm_device *dev, void *data, 1226235783Skib struct drm_file *file_priv); 1227235783Skibint drm_markbufs(struct drm_device *dev, void *data, 1228235783Skib struct drm_file *file_priv); 1229235783Skibint drm_freebufs(struct drm_device *dev, void *data, 1230235783Skib struct drm_file *file_priv); 1231235783Skibint drm_mapbufs(struct drm_device *dev, void *data, 1232235783Skib struct drm_file *file_priv); 1233235783Skib 1234235783Skib/* DMA support (drm_dma.c) */ 1235235783Skibint drm_dma(struct drm_device *dev, void *data, struct drm_file *file_priv); 1236235783Skib 1237235783Skib/* IRQ support (drm_irq.c) */ 1238235783Skibint drm_control(struct drm_device *dev, void *data, 1239235783Skib struct drm_file *file_priv); 1240235783Skib 1241235783Skib/* AGP/GART support (drm_agpsupport.c) */ 1242235783Skibint drm_agp_acquire_ioctl(struct drm_device *dev, void *data, 1243235783Skib struct drm_file *file_priv); 1244235783Skibint drm_agp_release_ioctl(struct drm_device *dev, void *data, 1245235783Skib struct drm_file *file_priv); 1246235783Skibint drm_agp_enable_ioctl(struct drm_device *dev, void *data, 1247235783Skib struct drm_file *file_priv); 1248235783Skibint drm_agp_info_ioctl(struct drm_device *dev, void *data, 1249235783Skib struct drm_file *file_priv); 1250235783Skibint drm_agp_alloc_ioctl(struct drm_device *dev, void *data, 1251235783Skib struct drm_file *file_priv); 1252235783Skibint drm_agp_free_ioctl(struct drm_device *dev, void *data, 1253235783Skib struct drm_file *file_priv); 1254235783Skibint drm_agp_unbind_ioctl(struct drm_device *dev, void *data, 1255235783Skib struct drm_file *file_priv); 1256235783Skibint drm_agp_bind_ioctl(struct drm_device *dev, void *data, 1257235783Skib struct drm_file *file_priv); 1258235783Skib 1259235783Skib /* Stub support (drm_stub.h) */ 1260235783Skibextern int drm_setmaster_ioctl(struct drm_device *dev, void *data, 1261235783Skib struct drm_file *file_priv); 1262235783Skibextern int drm_dropmaster_ioctl(struct drm_device *dev, void *data, 1263235783Skib struct drm_file *file_priv); 1264235783Skib 1265235783Skib/* Scatter Gather Support (drm_scatter.c) */ 1266235783Skibint drm_sg_alloc_ioctl(struct drm_device *dev, void *data, 1267235783Skib struct drm_file *file_priv); 1268235783Skibint drm_sg_free(struct drm_device *dev, void *data, 1269235783Skib struct drm_file *file_priv); 1270235783Skib 1271235783Skib/* consistent PCI memory functions (drm_pci.c) */ 1272235783Skibdrm_dma_handle_t *drm_pci_alloc(struct drm_device *dev, size_t size, 1273235783Skib size_t align, dma_addr_t maxaddr); 1274235783Skibvoid drm_pci_free(struct drm_device *dev, drm_dma_handle_t *dmah); 1275235783Skib 1276235783Skib/* Graphics Execution Manager library functions (drm_gem.c) */ 1277235783Skibint drm_gem_init(struct drm_device *dev); 1278235783Skibvoid drm_gem_destroy(struct drm_device *dev); 1279235783Skib 1280235783Skibint drm_gem_close_ioctl(struct drm_device *dev, void *data, 1281235783Skib struct drm_file *file_priv); 1282235783Skibint drm_gem_flink_ioctl(struct drm_device *dev, void *data, 1283235783Skib struct drm_file *file_priv); 1284235783Skibint drm_gem_open_ioctl(struct drm_device *dev, void *data, 1285235783Skib struct drm_file *file_priv); 1286235783Skibint drm_gem_handle_create(struct drm_file *file_priv, 1287235783Skib struct drm_gem_object *obj, 1288235783Skib u32 *handlep); 1289235783Skibint drm_gem_handle_delete(struct drm_file *file_priv, uint32_t handle); 1290235783Skibvoid drm_gem_object_handle_reference(struct drm_gem_object *obj); 1291235783Skibvoid drm_gem_object_handle_unreference(struct drm_gem_object *obj); 1292235783Skibvoid drm_gem_object_handle_unreference_unlocked(struct drm_gem_object *obj); 1293235783Skibvoid drm_gem_object_handle_free(struct drm_gem_object *obj); 1294235783Skibvoid drm_gem_object_reference(struct drm_gem_object *obj); 1295235783Skibvoid drm_gem_object_unreference(struct drm_gem_object *obj); 1296235783Skibvoid drm_gem_object_unreference_unlocked(struct drm_gem_object *obj); 1297235783Skibvoid drm_gem_object_release(struct drm_gem_object *obj); 1298235783Skibvoid drm_gem_object_free(struct drm_gem_object *obj); 1299235783Skibint drm_gem_object_init(struct drm_device *dev, struct drm_gem_object *obj, 1300235783Skib size_t size); 1301235783Skibint drm_gem_private_object_init(struct drm_device *dev, 1302235783Skib struct drm_gem_object *obj, size_t size); 1303235783Skibstruct drm_gem_object *drm_gem_object_alloc(struct drm_device *dev, 1304235783Skib size_t size); 1305235783Skibstruct drm_gem_object *drm_gem_object_lookup(struct drm_device *dev, 1306235783Skib struct drm_file *file_priv, uint32_t handle); 1307235783Skib 1308235783Skibvoid drm_gem_open(struct drm_device *dev, struct drm_file *file_priv); 1309235783Skibvoid drm_gem_release(struct drm_device *dev, struct drm_file *file_priv); 1310235783Skib 1311235783Skibint drm_gem_create_mmap_offset(struct drm_gem_object *obj); 1312235783Skibvoid drm_gem_free_mmap_offset(struct drm_gem_object *obj); 1313247835Skibint drm_gem_mmap_single(struct drm_device *dev, vm_ooffset_t *offset, 1314247835Skib vm_size_t size, struct vm_object **obj_res, int nprot); 1315235783Skibvoid drm_gem_pager_dtr(void *obj); 1316235783Skib 1317247835Skibstruct ttm_bo_device; 1318247835Skibint ttm_bo_mmap_single(struct ttm_bo_device *bdev, vm_ooffset_t *offset, 1319247835Skib vm_size_t size, struct vm_object **obj_res, int nprot); 1320247835Skib 1321235783Skibvoid drm_device_lock_mtx(struct drm_device *dev); 1322235783Skibvoid drm_device_unlock_mtx(struct drm_device *dev); 1323235783Skibint drm_device_sleep_mtx(struct drm_device *dev, void *chan, int flags, 1324235783Skib const char *msg, int timeout); 1325235783Skibvoid drm_device_assert_mtx_locked(struct drm_device *dev); 1326235783Skibvoid drm_device_assert_mtx_unlocked(struct drm_device *dev); 1327235783Skib 1328235783Skibvoid drm_device_lock_struct(struct drm_device *dev); 1329235783Skibvoid drm_device_unlock_struct(struct drm_device *dev); 1330235783Skibint drm_device_sleep_struct(struct drm_device *dev, void *chan, int flags, 1331235783Skib const char *msg, int timeout); 1332235783Skibvoid drm_device_assert_struct_locked(struct drm_device *dev); 1333235783Skibvoid drm_device_assert_struct_unlocked(struct drm_device *dev); 1334235783Skib 1335235783Skibvoid drm_compat_locking_init(struct drm_device *dev); 1336235783Skibvoid drm_sleep_locking_init(struct drm_device *dev); 1337235783Skib 1338235783Skib/* drm_modes.c */ 1339235783Skibbool drm_mode_parse_command_line_for_connector(const char *mode_option, 1340235783Skib struct drm_connector *connector, struct drm_cmdline_mode *mode); 1341235783Skibstruct drm_display_mode *drm_mode_create_from_cmdline_mode( 1342235783Skib struct drm_device *dev, struct drm_cmdline_mode *cmd); 1343235783Skib 1344235783Skib/* drm_edid.c */ 1345235783Skibu8 *drm_find_cea_extension(struct edid *edid); 1346235783Skib 1347235783Skib/* Inline replacements for drm_alloc and friends */ 1348235783Skibstatic __inline__ void * 1349235783Skibdrm_alloc(size_t size, struct malloc_type *area) 1350235783Skib{ 1351235783Skib return malloc(size, area, M_NOWAIT); 1352235783Skib} 1353235783Skib 1354235783Skibstatic __inline__ void * 1355235783Skibdrm_calloc(size_t nmemb, size_t size, struct malloc_type *area) 1356235783Skib{ 1357235783Skib return malloc(size * nmemb, area, M_NOWAIT | M_ZERO); 1358235783Skib} 1359235783Skib 1360235783Skibstatic __inline__ void * 1361235783Skibdrm_realloc(void *oldpt, size_t oldsize, size_t size, 1362235783Skib struct malloc_type *area) 1363235783Skib{ 1364235783Skib return reallocf(oldpt, size, area, M_NOWAIT); 1365235783Skib} 1366235783Skib 1367235783Skibstatic __inline__ void 1368235783Skibdrm_free(void *pt, size_t size, struct malloc_type *area) 1369235783Skib{ 1370235783Skib free(pt, area); 1371235783Skib} 1372235783Skib 1373235783Skib/* Inline replacements for DRM_IOREMAP macros */ 1374235783Skibstatic __inline__ void 1375235783Skibdrm_core_ioremap_wc(struct drm_local_map *map, struct drm_device *dev) 1376235783Skib{ 1377235783Skib map->virtual = drm_ioremap_wc(dev, map); 1378235783Skib} 1379235783Skibstatic __inline__ void 1380235783Skibdrm_core_ioremap(struct drm_local_map *map, struct drm_device *dev) 1381235783Skib{ 1382235783Skib map->virtual = drm_ioremap(dev, map); 1383235783Skib} 1384235783Skibstatic __inline__ void 1385235783Skibdrm_core_ioremapfree(struct drm_local_map *map, struct drm_device *dev) 1386235783Skib{ 1387235783Skib if ( map->virtual && map->size ) 1388235783Skib drm_ioremapfree(map); 1389235783Skib} 1390235783Skib 1391235783Skibstatic __inline__ struct drm_local_map * 1392235783Skibdrm_core_findmap(struct drm_device *dev, unsigned long offset) 1393235783Skib{ 1394235783Skib drm_local_map_t *map; 1395235783Skib 1396235783Skib DRM_LOCK_ASSERT(dev); 1397235783Skib TAILQ_FOREACH(map, &dev->maplist, link) { 1398235783Skib if (offset == (unsigned long)map->handle) 1399235783Skib return map; 1400235783Skib } 1401235783Skib return NULL; 1402235783Skib} 1403235783Skib 1404235783Skibstatic __inline__ void drm_core_dropmap(struct drm_map *map) 1405235783Skib{ 1406235783Skib} 1407235783Skib 1408235783Skib#define KIB_NOTYET() \ 1409235783Skibdo { \ 1410235783Skib if (drm_debug_flag && drm_notyet_flag) \ 1411235783Skib printf("NOTYET: %s at %s:%d\n", __func__, __FILE__, __LINE__); \ 1412235783Skib} while (0) 1413235783Skib 1414235783Skib#define KTR_DRM KTR_DEV 1415235783Skib#define KTR_DRM_REG KTR_SPARE3 1416235783Skib 1417254818Sdumbbell/* Error codes conversion from Linux to FreeBSD. */ 1418254818Sdumbbell/* XXXKIB what is the right code for EREMOTEIO on FreeBSD? */ 1419254818Sdumbbell#define EREMOTEIO ENXIO 1420254818Sdumbbell#define ERESTARTSYS ERESTART 1421254818Sdumbbell 1422235783Skib#endif /* __KERNEL__ */ 1423235783Skib#endif /* _DRM_P_H_ */ 1424