1 /* 2 * Copyright 2011 Joakim Sindholt <opensource (at) zhasha.com> 3 * Copyright 2015 Patrick Rudolph <siro (at) das-labor.org> 4 * 5 * Permission is hereby granted, free of charge, to any person obtaining a 6 * copy of this software and associated documentation files (the "Software"), 7 * to deal in the Software without restriction, including without limitation 8 * on the rights to use, copy, modify, merge, publish, distribute, sub 9 * license, and/or sell copies of the Software, and to permit persons to whom 10 * the Software is furnished to do so, subject to the following conditions: 11 * 12 * The above copyright notice and this permission notice (including the next 13 * paragraph) shall be included in all copies or substantial portions of the 14 * Software. 15 * 16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 18 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL 19 * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM, 20 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR 21 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE 22 * USE OR OTHER DEALINGS IN THE SOFTWARE. */ 23 24 #include "buffer9.h" 25 #include "device9.h" 26 #include "nine_buffer_upload.h" 27 #include "nine_helpers.h" 28 #include "nine_pipe.h" 29 30 #include "pipe/p_screen.h" 31 #include "pipe/p_context.h" 32 #include "pipe/p_state.h" 33 #include "pipe/p_defines.h" 34 #include "pipe/p_format.h" 35 #include "util/u_box.h" 36 #include "util/u_inlines.h" 37 38 #define DBG_CHANNEL (DBG_INDEXBUFFER|DBG_VERTEXBUFFER) 39 40 HRESULT 41 NineBuffer9_ctor( struct NineBuffer9 *This, 42 struct NineUnknownParams *pParams, 43 D3DRESOURCETYPE Type, 44 DWORD Usage, 45 UINT Size, 46 D3DPOOL Pool ) 47 { 48 struct pipe_resource *info = &This->base.info; 49 HRESULT hr; 50 51 DBG("This=%p Size=0x%x Usage=%x Pool=%u\n", This, Size, Usage, Pool); 52 53 user_assert(Pool != D3DPOOL_SCRATCH, D3DERR_INVALIDCALL); 54 55 This->maps = MALLOC(sizeof(struct NineTransfer)); 56 if (!This->maps) 57 return E_OUTOFMEMORY; 58 This->nmaps = 0; 59 This->maxmaps = 1; 60 This->size = Size; 61 62 info->screen = pParams->device->screen; 63 info->target = PIPE_BUFFER; 64 info->format = PIPE_FORMAT_R8_UNORM; 65 info->width0 = Size; 66 info->flags = 0; 67 68 /* Note: WRITEONLY is just tip for resource placement, the resource 69 * can still be read (but slower). */ 70 info->bind = PIPE_BIND_VERTEX_BUFFER; 71 72 /* It is hard to find clear information on where to place the buffer in 73 * memory depending on the flag. 74 * MSDN: resources are static, except for those with DYNAMIC, thus why you 75 * can only use DISCARD on them. 76 * ATI doc: The driver has the liberty it wants for having things static 77 * or not. 78 * MANAGED: Ram + uploads to Vram copy at unlock (msdn and nvidia doc say 79 * at first draw call using the buffer) 80 * DEFAULT + Usage = 0 => System memory backing for easy read access 81 * (That doc is very unclear on the details, like whether some copies to 82 * vram copy are involved or not). 83 * DEFAULT + WRITEONLY => Vram 84 * DEFAULT + WRITEONLY + DYNAMIC => Either Vram buffer or GTT_WC, depending on what the driver wants. 85 */ 86 if (Pool == D3DPOOL_SYSTEMMEM) 87 info->usage = PIPE_USAGE_STAGING; 88 else if (Pool == D3DPOOL_MANAGED) 89 info->usage = PIPE_USAGE_DEFAULT; 90 else if (Usage & D3DUSAGE_DYNAMIC && Usage & D3DUSAGE_WRITEONLY) 91 info->usage = PIPE_USAGE_STREAM; 92 else if (Usage & D3DUSAGE_WRITEONLY) 93 info->usage = PIPE_USAGE_DEFAULT; 94 /* For the remaining two, PIPE_USAGE_STAGING would probably be 95 * a good fit according to the doc. However it seems rather a mistake 96 * from apps to use these (mistakes that do really happen). Try 97 * to put the flags that are the best compromise between the real 98 * behaviour and what buggy apps should get for better performance. */ 99 else if (Usage & D3DUSAGE_DYNAMIC) 100 info->usage = PIPE_USAGE_STREAM; 101 else 102 info->usage = PIPE_USAGE_DYNAMIC; 103 104 /* When Writeonly is not set, we don't want to enable the 105 * optimizations */ 106 This->discard_nooverwrite_only = !!(Usage & D3DUSAGE_WRITEONLY) && 107 pParams->device->buffer_upload; 108 /* if (pDesc->Usage & D3DUSAGE_DONOTCLIP) { } */ 109 /* if (pDesc->Usage & D3DUSAGE_NONSECURE) { } */ 110 /* if (pDesc->Usage & D3DUSAGE_NPATCHES) { } */ 111 /* if (pDesc->Usage & D3DUSAGE_POINTS) { } */ 112 /* if (pDesc->Usage & D3DUSAGE_RTPATCHES) { } */ 113 /* The buffer must be usable with both sw and hw 114 * vertex processing. It is expected to be slower with hw. */ 115 if (Usage & D3DUSAGE_SOFTWAREPROCESSING) 116 info->usage = PIPE_USAGE_STAGING; 117 /* if (pDesc->Usage & D3DUSAGE_TEXTAPI) { } */ 118 119 info->height0 = 1; 120 info->depth0 = 1; 121 info->array_size = 1; 122 info->last_level = 0; 123 info->nr_samples = 0; 124 125 hr = NineResource9_ctor(&This->base, pParams, NULL, TRUE, 126 Type, Pool, Usage); 127 128 if (FAILED(hr)) 129 return hr; 130 131 if (Pool == D3DPOOL_MANAGED) { 132 This->managed.data = align_calloc( 133 nine_format_get_level_alloc_size(This->base.info.format, 134 Size, 1, 0), 32); 135 if (!This->managed.data) 136 return E_OUTOFMEMORY; 137 memset(This->managed.data, 0, Size); 138 This->managed.dirty = TRUE; 139 u_box_1d(0, Size, &This->managed.dirty_box); 140 list_inithead(&This->managed.list); 141 list_inithead(&This->managed.list2); 142 list_add(&This->managed.list2, &pParams->device->managed_buffers); 143 } 144 145 return D3D_OK; 146 } 147 148 void 149 NineBuffer9_dtor( struct NineBuffer9 *This ) 150 { 151 DBG("This=%p\n", This); 152 153 if (This->maps) { 154 while (This->nmaps) { 155 NineBuffer9_Unlock(This); 156 } 157 FREE(This->maps); 158 } 159 160 if (This->base.pool == D3DPOOL_MANAGED) { 161 if (This->managed.data) 162 align_free(This->managed.data); 163 if (This->managed.list.prev != NULL && This->managed.list.next != NULL) 164 list_del(&This->managed.list); 165 if (This->managed.list2.prev != NULL && This->managed.list2.next != NULL) 166 list_del(&This->managed.list2); 167 } 168 169 if (This->buf) 170 nine_upload_release_buffer(This->base.base.device->buffer_upload, This->buf); 171 172 NineResource9_dtor(&This->base); 173 } 174 175 struct pipe_resource * 176 NineBuffer9_GetResource( struct NineBuffer9 *This, unsigned *offset ) 177 { 178 if (This->buf) 179 return nine_upload_buffer_resource_and_offset(This->buf, offset); 180 *offset = 0; 181 return NineResource9_GetResource(&This->base); 182 } 183 184 static void 185 NineBuffer9_RebindIfRequired( struct NineBuffer9 *This, 186 struct NineDevice9 *device ) 187 { 188 int i; 189 190 if (!This->bind_count) 191 return; 192 for (i = 0; i < device->caps.MaxStreams; i++) { 193 if (device->state.stream[i] == (struct NineVertexBuffer9 *)This) 194 nine_context_set_stream_source(device, i, 195 (struct NineVertexBuffer9 *)This, 196 device->state.vtxbuf[i].buffer_offset, 197 device->state.vtxbuf[i].stride); 198 } 199 if (device->state.idxbuf == (struct NineIndexBuffer9 *)This) 200 nine_context_set_indices(device, (struct NineIndexBuffer9 *)This); 201 } 202 203 HRESULT NINE_WINAPI 204 NineBuffer9_Lock( struct NineBuffer9 *This, 205 UINT OffsetToLock, 206 UINT SizeToLock, 207 void **ppbData, 208 DWORD Flags ) 209 { 210 struct NineDevice9 *device = This->base.base.device; 211 struct pipe_box box; 212 struct pipe_context *pipe; 213 void *data; 214 unsigned usage; 215 216 DBG("This=%p(pipe=%p) OffsetToLock=0x%x, SizeToLock=0x%x, Flags=0x%x\n", 217 This, This->base.resource, 218 OffsetToLock, SizeToLock, Flags); 219 220 user_assert(ppbData, E_POINTER); 221 user_assert(!(Flags & ~(D3DLOCK_DISCARD | 222 D3DLOCK_DONOTWAIT | 223 D3DLOCK_NO_DIRTY_UPDATE | 224 D3DLOCK_NOSYSLOCK | 225 D3DLOCK_READONLY | 226 D3DLOCK_NOOVERWRITE)), D3DERR_INVALIDCALL); 227 228 if (SizeToLock == 0) { 229 SizeToLock = This->size - OffsetToLock; 230 user_warn(OffsetToLock != 0); 231 } 232 233 u_box_1d(OffsetToLock, SizeToLock, &box); 234 235 if (This->base.pool == D3DPOOL_MANAGED) { 236 /* READONLY doesn't dirty the buffer */ 237 /* Tests on Win: READONLY doesn't wait for the upload */ 238 if (!(Flags & D3DLOCK_READONLY)) { 239 if (!This->managed.dirty) { 240 assert(LIST_IS_EMPTY(&This->managed.list)); 241 This->managed.dirty = TRUE; 242 This->managed.dirty_box = box; 243 if (p_atomic_read(&This->managed.pending_upload)) 244 nine_csmt_process(This->base.base.device); 245 } else 246 u_box_union_2d(&This->managed.dirty_box, &This->managed.dirty_box, &box); 247 /* Tests trying to draw while the buffer is locked show that 248 * MANAGED buffers are made dirty at Lock time */ 249 BASEBUF_REGISTER_UPDATE(This); 250 } 251 *ppbData = (char *)This->managed.data + OffsetToLock; 252 DBG("returning pointer %p\n", *ppbData); 253 This->nmaps++; 254 return D3D_OK; 255 } 256 257 /* Driver ddi doc: READONLY is never passed to the device. So it can only 258 * have effect on things handled by the driver (MANAGED pool for example). 259 * Msdn doc: DISCARD and NOOVERWRITE are only for DYNAMIC. 260 * ATI doc: You can use DISCARD and NOOVERWRITE without DYNAMIC. 261 * Msdn doc: D3DLOCK_DONOTWAIT is not among the valid flags for buffers. 262 * Our tests: On win 7 nvidia, D3DLOCK_DONOTWAIT does return 263 * D3DERR_WASSTILLDRAWING if the resource is in use, except for DYNAMIC. 264 * Our tests: some apps do use both DISCARD and NOOVERWRITE at the same 265 * time. On windows it seems to return different pointer, thus indicating 266 * DISCARD is taken into account. 267 * Our tests: SYSTEMMEM doesn't DISCARD */ 268 269 if (This->base.pool == D3DPOOL_SYSTEMMEM) 270 Flags &= ~D3DLOCK_DISCARD; 271 272 if (Flags & D3DLOCK_DISCARD) 273 usage = PIPE_TRANSFER_WRITE | PIPE_TRANSFER_DISCARD_WHOLE_RESOURCE; 274 else if (Flags & D3DLOCK_NOOVERWRITE) 275 usage = PIPE_TRANSFER_WRITE | PIPE_TRANSFER_UNSYNCHRONIZED; 276 else 277 usage = PIPE_TRANSFER_READ_WRITE; 278 if (Flags & D3DLOCK_DONOTWAIT && !(This->base.usage & D3DUSAGE_DYNAMIC)) 279 usage |= PIPE_TRANSFER_DONTBLOCK; 280 281 This->discard_nooverwrite_only &= !!(Flags & (D3DLOCK_DISCARD | D3DLOCK_NOOVERWRITE)); 282 283 if (This->nmaps == This->maxmaps) { 284 struct NineTransfer *newmaps = 285 REALLOC(This->maps, sizeof(struct NineTransfer)*This->maxmaps, 286 sizeof(struct NineTransfer)*(This->maxmaps << 1)); 287 if (newmaps == NULL) 288 return E_OUTOFMEMORY; 289 290 This->maxmaps <<= 1; 291 This->maps = newmaps; 292 } 293 294 if (This->buf && !This->discard_nooverwrite_only) { 295 struct pipe_box src_box; 296 unsigned offset; 297 struct pipe_resource *src_res; 298 DBG("Disabling nine_subbuffer for a buffer having" 299 "used a nine_subbuffer buffer\n"); 300 /* Copy buffer content to the buffer resource, which 301 * we will now use. 302 * Note: The behaviour may be different from what is expected 303 * with double lock. However applications can't really make expectations 304 * about double locks, and don't really use them, so that's ok. */ 305 src_res = nine_upload_buffer_resource_and_offset(This->buf, &offset); 306 u_box_1d(offset, This->size, &src_box); 307 308 pipe = NineDevice9_GetPipe(device); 309 pipe->resource_copy_region(pipe, This->base.resource, 0, 0, 0, 0, 310 src_res, 0, &src_box); 311 /* Release previous resource */ 312 if (This->nmaps >= 1) 313 This->maps[This->nmaps-1].should_destroy_buf = true; 314 else 315 nine_upload_release_buffer(device->buffer_upload, This->buf); 316 This->buf = NULL; 317 /* Rebind buffer */ 318 NineBuffer9_RebindIfRequired(This, device); 319 } 320 321 This->maps[This->nmaps].transfer = NULL; 322 This->maps[This->nmaps].is_pipe_secondary = false; 323 This->maps[This->nmaps].buf = NULL; 324 This->maps[This->nmaps].should_destroy_buf = false; 325 326 if (This->discard_nooverwrite_only) { 327 if (This->buf && (Flags & D3DLOCK_DISCARD)) { 328 /* Release previous buffer */ 329 if (This->nmaps >= 1) 330 This->maps[This->nmaps-1].should_destroy_buf = true; 331 else 332 nine_upload_release_buffer(device->buffer_upload, This->buf); 333 This->buf = NULL; 334 } 335 336 if (!This->buf) { 337 This->buf = nine_upload_create_buffer(device->buffer_upload, This->base.info.width0); 338 NineBuffer9_RebindIfRequired(This, device); 339 } 340 341 if (This->buf) { 342 This->maps[This->nmaps].buf = This->buf; 343 This->nmaps++; 344 *ppbData = nine_upload_buffer_get_map(This->buf) + OffsetToLock; 345 return D3D_OK; 346 } else { 347 /* Fallback to normal path, and don't try again */ 348 This->discard_nooverwrite_only = false; 349 } 350 } 351 352 /* When csmt is active, we want to avoid stalls as much as possible, 353 * and thus we want to create a new resource on discard and map it 354 * with the secondary pipe, instead of waiting on the main pipe. */ 355 if (Flags & D3DLOCK_DISCARD && device->csmt_active) { 356 struct pipe_screen *screen = NineDevice9_GetScreen(device); 357 struct pipe_resource *new_res = screen->resource_create(screen, &This->base.info); 358 if (new_res) { 359 /* Use the new resource */ 360 pipe_resource_reference(&This->base.resource, new_res); 361 pipe_resource_reference(&new_res, NULL); 362 usage = PIPE_TRANSFER_WRITE | PIPE_TRANSFER_UNSYNCHRONIZED; 363 NineBuffer9_RebindIfRequired(This, device); 364 This->maps[This->nmaps].is_pipe_secondary = TRUE; 365 } 366 } else if (Flags & D3DLOCK_NOOVERWRITE && device->csmt_active) 367 This->maps[This->nmaps].is_pipe_secondary = TRUE; 368 369 if (This->maps[This->nmaps].is_pipe_secondary) 370 pipe = device->pipe_secondary; 371 else 372 pipe = NineDevice9_GetPipe(device); 373 374 data = pipe->transfer_map(pipe, This->base.resource, 0, 375 usage, &box, &This->maps[This->nmaps].transfer); 376 377 if (!data) { 378 DBG("pipe::transfer_map failed\n" 379 " usage = %x\n" 380 " box.x = %u\n" 381 " box.width = %u\n", 382 usage, box.x, box.width); 383 384 if (Flags & D3DLOCK_DONOTWAIT) 385 return D3DERR_WASSTILLDRAWING; 386 return D3DERR_INVALIDCALL; 387 } 388 389 DBG("returning pointer %p\n", data); 390 This->nmaps++; 391 *ppbData = data; 392 393 return D3D_OK; 394 } 395 396 HRESULT NINE_WINAPI 397 NineBuffer9_Unlock( struct NineBuffer9 *This ) 398 { 399 struct NineDevice9 *device = This->base.base.device; 400 struct pipe_context *pipe; 401 DBG("This=%p\n", This); 402 403 user_assert(This->nmaps > 0, D3DERR_INVALIDCALL); 404 This->nmaps--; 405 if (This->base.pool != D3DPOOL_MANAGED) { 406 if (!This->maps[This->nmaps].buf) { 407 pipe = This->maps[This->nmaps].is_pipe_secondary ? 408 device->pipe_secondary : 409 nine_context_get_pipe_acquire(device); 410 pipe->transfer_unmap(pipe, This->maps[This->nmaps].transfer); 411 /* We need to flush in case the driver does implicit copies */ 412 if (This->maps[This->nmaps].is_pipe_secondary) 413 pipe->flush(pipe, NULL, 0); 414 else 415 nine_context_get_pipe_release(device); 416 } else if (This->maps[This->nmaps].should_destroy_buf) 417 nine_upload_release_buffer(device->buffer_upload, This->maps[This->nmaps].buf); 418 } 419 return D3D_OK; 420 } 421 422 void 423 NineBuffer9_SetDirty( struct NineBuffer9 *This ) 424 { 425 assert(This->base.pool == D3DPOOL_MANAGED); 426 427 This->managed.dirty = TRUE; 428 u_box_1d(0, This->size, &This->managed.dirty_box); 429 BASEBUF_REGISTER_UPDATE(This); 430 } 431