1 /**********************************************************
2 * Copyright 2008-2009 VMware, Inc. All rights reserved.
4 * Permission is hereby granted, free of charge, to any person
5 * obtaining a copy of this software and associated documentation
6 * files (the "Software"), to deal in the Software without
7 * restriction, including without limitation the rights to use, copy,
8 * modify, merge, publish, distribute, sublicense, and/or sell copies
9 * of the Software, and to permit persons to whom the Software is
10 * furnished to do so, subject to the following conditions:
12 * The above copyright notice and this permission notice shall be
13 * included in all copies or substantial portions of the Software.
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
16 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
17 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
18 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
19 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
20 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
21 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
24 **********************************************************/
26 #include "util/u_memory.h"
27 #include "util/u_inlines.h"
28 #include "util/u_string.h"
29 #include "util/u_math.h"
31 #include "svga_winsys.h"
32 #include "svga_public.h"
33 #include "svga_context.h"
34 #include "svga_screen.h"
35 #include "svga_resource_texture.h"
36 #include "svga_resource.h"
37 #include "svga_debug.h"
39 #include "svga3d_shaderdefs.h"
45 static const struct debug_named_value svga_debug_flags[] = {
46 { "dma", DEBUG_DMA, NULL },
47 { "tgsi", DEBUG_TGSI, NULL },
48 { "pipe", DEBUG_PIPE, NULL },
49 { "state", DEBUG_STATE, NULL },
50 { "screen", DEBUG_SCREEN, NULL },
51 { "tex", DEBUG_TEX, NULL },
52 { "swtnl", DEBUG_SWTNL, NULL },
53 { "const", DEBUG_CONSTS, NULL },
54 { "viewport", DEBUG_VIEWPORT, NULL },
55 { "views", DEBUG_VIEWS, NULL },
56 { "perf", DEBUG_PERF, NULL },
57 { "flush", DEBUG_FLUSH, NULL },
58 { "sync", DEBUG_SYNC, NULL },
59 { "cache", DEBUG_CACHE, NULL },
65 svga_get_vendor( struct pipe_screen *pscreen )
67 return "VMware, Inc.";
72 svga_get_name( struct pipe_screen *pscreen )
75 /* Only return internal details in the DEBUG version:
77 return "SVGA3D; build: DEBUG; mutex: " PIPE_ATOMIC;
79 return "SVGA3D; build: RELEASE; ";
87 svga_get_paramf(struct pipe_screen *screen, enum pipe_cap param)
89 struct svga_screen *svgascreen = svga_screen(screen);
90 struct svga_winsys_screen *sws = svgascreen->sws;
91 SVGA3dDevCapResult result;
94 case PIPE_CAP_MAX_LINE_WIDTH:
96 case PIPE_CAP_MAX_LINE_WIDTH_AA:
99 case PIPE_CAP_MAX_POINT_WIDTH:
101 case PIPE_CAP_MAX_POINT_WIDTH_AA:
102 /* Keep this to a reasonable size to avoid failures in
105 return SVGA_MAX_POINTSIZE;
107 case PIPE_CAP_MAX_TEXTURE_ANISOTROPY:
108 if(!sws->get_cap(sws, SVGA3D_DEVCAP_MAX_TEXTURE_ANISOTROPY, &result))
112 case PIPE_CAP_MAX_TEXTURE_LOD_BIAS:
115 case PIPE_CAP_MAX_TEXTURE_IMAGE_UNITS:
117 case PIPE_CAP_MAX_COMBINED_SAMPLERS:
119 case PIPE_CAP_NPOT_TEXTURES:
121 case PIPE_CAP_TWO_SIDED_STENCIL:
124 return svgascreen->use_ps30 && svgascreen->use_vs30;
125 case PIPE_CAP_ANISOTROPIC_FILTER:
127 case PIPE_CAP_POINT_SPRITE:
129 case PIPE_CAP_MAX_RENDER_TARGETS:
130 if(!sws->get_cap(sws, SVGA3D_DEVCAP_MAX_RENDER_TARGETS, &result))
134 return MIN2(result.u, PIPE_MAX_COLOR_BUFS);
135 case PIPE_CAP_OCCLUSION_QUERY:
137 case PIPE_CAP_TIMER_QUERY:
139 case PIPE_CAP_TEXTURE_SHADOW_MAP:
142 case PIPE_CAP_MAX_TEXTURE_2D_LEVELS:
144 unsigned levels = SVGA_MAX_TEXTURE_LEVELS;
145 if (sws->get_cap(sws, SVGA3D_DEVCAP_MAX_TEXTURE_WIDTH, &result))
146 levels = MIN2(util_logbase2(result.u) + 1, levels);
148 levels = 12 /* 2048x2048 */;
149 if (sws->get_cap(sws, SVGA3D_DEVCAP_MAX_TEXTURE_HEIGHT, &result))
150 levels = MIN2(util_logbase2(result.u) + 1, levels);
152 levels = 12 /* 2048x2048 */;
156 case PIPE_CAP_MAX_TEXTURE_3D_LEVELS:
157 if (!sws->get_cap(sws, SVGA3D_DEVCAP_MAX_VOLUME_EXTENT, &result))
158 return 8; /* max 128x128x128 */
159 return MIN2(util_logbase2(result.u) + 1, SVGA_MAX_TEXTURE_LEVELS);
161 case PIPE_CAP_MAX_TEXTURE_CUBE_LEVELS:
163 * No mechanism to query the host, and at least limited to 2048x2048 on
166 return MIN2(screen->get_paramf(screen, PIPE_CAP_MAX_TEXTURE_2D_LEVELS),
167 12.0 /* 2048x2048 */);
169 case PIPE_CAP_TEXTURE_MIRROR_REPEAT: /* req. for GL 1.4 */
172 case PIPE_CAP_BLEND_EQUATION_SEPARATE: /* req. for GL 1.5 */
175 case PIPE_CAP_TGSI_FS_COORD_ORIGIN_UPPER_LEFT:
176 case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_HALF_INTEGER:
178 case PIPE_CAP_TGSI_FS_COORD_ORIGIN_LOWER_LEFT:
179 case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_INTEGER:
182 case PIPE_CAP_DEPTHSTENCIL_CLEAR_SEPARATE:
184 case PIPE_CAP_MIXED_COLORBUFFER_FORMATS:
193 /* This is a fairly pointless interface
196 svga_get_param(struct pipe_screen *screen, enum pipe_cap param)
198 return (int) svga_get_paramf( screen, param );
201 static int svga_get_shader_param(struct pipe_screen *screen, unsigned shader, enum pipe_shader_cap param)
203 struct svga_screen *svgascreen = svga_screen(screen);
204 struct svga_winsys_screen *sws = svgascreen->sws;
205 SVGA3dDevCapResult result;
209 case PIPE_SHADER_FRAGMENT:
212 case PIPE_SHADER_CAP_MAX_INSTRUCTIONS:
213 case PIPE_SHADER_CAP_MAX_ALU_INSTRUCTIONS:
214 case PIPE_SHADER_CAP_MAX_TEX_INSTRUCTIONS:
215 case PIPE_SHADER_CAP_MAX_TEX_INDIRECTIONS:
216 return svgascreen->use_ps30 ? 512 : 96;
217 case PIPE_SHADER_CAP_MAX_CONTROL_FLOW_DEPTH:
218 return SVGA3D_MAX_NESTING_LEVEL;
219 case PIPE_SHADER_CAP_MAX_INPUTS:
221 case PIPE_SHADER_CAP_MAX_CONSTS:
222 return svgascreen->use_ps30 ? 224 : 16;
223 case PIPE_SHADER_CAP_MAX_CONST_BUFFERS:
225 case PIPE_SHADER_CAP_MAX_TEMPS:
226 if (!sws->get_cap(sws, SVGA3D_DEVCAP_MAX_FRAGMENT_SHADER_TEMPS, &result))
227 return svgascreen->use_ps30 ? 32 : 12;
229 case PIPE_SHADER_CAP_MAX_ADDRS:
230 case PIPE_SHADER_CAP_INDIRECT_INPUT_ADDR:
232 * Although PS 3.0 has some addressing abilities it can only represent
233 * loops that can be statically determined and unrolled. Given we can
234 * only handle a subset of the cases that the state tracker already
235 * does it is better to defer loop unrolling to the state tracker.
238 case PIPE_SHADER_CAP_MAX_PREDS:
239 return svgascreen->use_ps30 ? 1 : 0;
240 case PIPE_SHADER_CAP_TGSI_CONT_SUPPORTED:
242 case PIPE_SHADER_CAP_INDIRECT_OUTPUT_ADDR:
243 case PIPE_SHADER_CAP_INDIRECT_TEMP_ADDR:
244 case PIPE_SHADER_CAP_INDIRECT_CONST_ADDR:
246 case PIPE_SHADER_CAP_SUBROUTINES:
250 case PIPE_SHADER_VERTEX:
253 case PIPE_SHADER_CAP_MAX_INSTRUCTIONS:
254 case PIPE_SHADER_CAP_MAX_ALU_INSTRUCTIONS:
255 if (!sws->get_cap(sws, SVGA3D_DEVCAP_MAX_VERTEX_SHADER_INSTRUCTIONS, &result))
256 return svgascreen->use_vs30 ? 512 : 256;
258 case PIPE_SHADER_CAP_MAX_TEX_INSTRUCTIONS:
259 case PIPE_SHADER_CAP_MAX_TEX_INDIRECTIONS:
260 /* XXX: until we have vertex texture support */
262 case PIPE_SHADER_CAP_MAX_CONTROL_FLOW_DEPTH:
263 return SVGA3D_MAX_NESTING_LEVEL;
264 case PIPE_SHADER_CAP_MAX_INPUTS:
266 case PIPE_SHADER_CAP_MAX_CONSTS:
268 case PIPE_SHADER_CAP_MAX_CONST_BUFFERS:
270 case PIPE_SHADER_CAP_MAX_TEMPS:
271 if (!sws->get_cap(sws, SVGA3D_DEVCAP_MAX_VERTEX_SHADER_TEMPS, &result))
272 return svgascreen->use_vs30 ? 32 : 12;
274 case PIPE_SHADER_CAP_MAX_ADDRS:
275 return svgascreen->use_vs30 ? 1 : 0;
276 case PIPE_SHADER_CAP_MAX_PREDS:
277 return svgascreen->use_vs30 ? 1 : 0;
278 case PIPE_SHADER_CAP_TGSI_CONT_SUPPORTED:
280 case PIPE_SHADER_CAP_INDIRECT_INPUT_ADDR:
281 case PIPE_SHADER_CAP_INDIRECT_OUTPUT_ADDR:
282 return svgascreen->use_vs30 ? 1 : 0;
283 case PIPE_SHADER_CAP_INDIRECT_TEMP_ADDR:
285 case PIPE_SHADER_CAP_INDIRECT_CONST_ADDR:
287 case PIPE_SHADER_CAP_SUBROUTINES:
299 static INLINE SVGA3dDevCapIndex
300 svga_translate_format_cap(enum pipe_format format)
304 case PIPE_FORMAT_B8G8R8A8_UNORM:
305 return SVGA3D_DEVCAP_SURFACEFMT_A8R8G8B8;
306 case PIPE_FORMAT_B8G8R8X8_UNORM:
307 return SVGA3D_DEVCAP_SURFACEFMT_X8R8G8B8;
309 case PIPE_FORMAT_B5G6R5_UNORM:
310 return SVGA3D_DEVCAP_SURFACEFMT_R5G6B5;
311 case PIPE_FORMAT_B5G5R5A1_UNORM:
312 return SVGA3D_DEVCAP_SURFACEFMT_A1R5G5B5;
313 case PIPE_FORMAT_B4G4R4A4_UNORM:
314 return SVGA3D_DEVCAP_SURFACEFMT_A4R4G4B4;
316 case PIPE_FORMAT_Z16_UNORM:
317 return SVGA3D_DEVCAP_SURFACEFMT_Z_D16;
318 case PIPE_FORMAT_S8_USCALED_Z24_UNORM:
319 return SVGA3D_DEVCAP_SURFACEFMT_Z_D24S8;
320 case PIPE_FORMAT_X8Z24_UNORM:
321 return SVGA3D_DEVCAP_SURFACEFMT_Z_D24X8;
323 case PIPE_FORMAT_A8_UNORM:
324 return SVGA3D_DEVCAP_SURFACEFMT_ALPHA8;
325 case PIPE_FORMAT_L8_UNORM:
326 return SVGA3D_DEVCAP_SURFACEFMT_LUMINANCE8;
328 case PIPE_FORMAT_DXT1_RGB:
329 case PIPE_FORMAT_DXT1_RGBA:
330 return SVGA3D_DEVCAP_SURFACEFMT_DXT1;
331 case PIPE_FORMAT_DXT3_RGBA:
332 return SVGA3D_DEVCAP_SURFACEFMT_DXT3;
333 case PIPE_FORMAT_DXT5_RGBA:
334 return SVGA3D_DEVCAP_SURFACEFMT_DXT5;
337 return SVGA3D_DEVCAP_MAX;
343 svga_is_format_supported( struct pipe_screen *screen,
344 enum pipe_format format,
345 enum pipe_texture_target target,
346 unsigned sample_count,
349 struct svga_winsys_screen *sws = svga_screen(screen)->sws;
350 SVGA3dDevCapIndex index;
351 SVGA3dDevCapResult result;
355 if (sample_count > 1)
358 /* Override host capabilities */
359 if (tex_usage & PIPE_BIND_RENDER_TARGET) {
362 /* Often unsupported/problematic. This means we end up with the same
363 * visuals for all virtual hardware implementations.
365 case PIPE_FORMAT_B4G4R4A4_UNORM:
366 case PIPE_FORMAT_B5G5R5A1_UNORM:
374 /* Try to query the host */
375 index = svga_translate_format_cap(format);
376 if( index < SVGA3D_DEVCAP_MAX &&
377 sws->get_cap(sws, index, &result) )
379 SVGA3dSurfaceFormatCaps mask;
382 if (tex_usage & PIPE_BIND_RENDER_TARGET)
383 mask.offscreenRenderTarget = 1;
384 if (tex_usage & PIPE_BIND_DEPTH_STENCIL)
386 if (tex_usage & PIPE_BIND_SAMPLER_VIEW)
389 if ((result.u & mask.value) == mask.value)
395 /* Use our translate functions directly rather than relying on a
396 * duplicated list of supported formats which is prone to getting
399 if(tex_usage & (PIPE_BIND_RENDER_TARGET | PIPE_BIND_DEPTH_STENCIL))
400 return svga_translate_format_render(format) != SVGA3D_FORMAT_INVALID;
402 return svga_translate_format(format) != SVGA3D_FORMAT_INVALID;
407 svga_fence_reference(struct pipe_screen *screen,
408 struct pipe_fence_handle **ptr,
409 struct pipe_fence_handle *fence)
411 struct svga_winsys_screen *sws = svga_screen(screen)->sws;
412 sws->fence_reference(sws, ptr, fence);
417 svga_fence_signalled(struct pipe_screen *screen,
418 struct pipe_fence_handle *fence)
420 struct svga_winsys_screen *sws = svga_screen(screen)->sws;
421 return sws->fence_signalled(sws, fence, 0) == 0;
426 svga_fence_finish(struct pipe_screen *screen,
427 struct pipe_fence_handle *fence,
430 struct svga_winsys_screen *sws = svga_screen(screen)->sws;
432 SVGA_DBG(DEBUG_DMA|DEBUG_PERF, "%s fence_ptr %p\n",
433 __FUNCTION__, fence);
435 return sws->fence_finish(sws, fence, 0) == 0;
440 svga_destroy_screen( struct pipe_screen *screen )
442 struct svga_screen *svgascreen = svga_screen(screen);
444 svga_screen_cache_cleanup(svgascreen);
446 pipe_mutex_destroy(svgascreen->swc_mutex);
447 pipe_mutex_destroy(svgascreen->tex_mutex);
449 svgascreen->sws->destroy(svgascreen->sws);
456 * Create a new svga_screen object
459 svga_screen_create(struct svga_winsys_screen *sws)
461 struct svga_screen *svgascreen;
462 struct pipe_screen *screen;
463 SVGA3dDevCapResult result;
466 SVGA_DEBUG = debug_get_flags_option("SVGA_DEBUG", svga_debug_flags, 0 );
469 svgascreen = CALLOC_STRUCT(svga_screen);
473 svgascreen->debug.force_level_surface_view =
474 debug_get_bool_option("SVGA_FORCE_LEVEL_SURFACE_VIEW", FALSE);
475 svgascreen->debug.force_surface_view =
476 debug_get_bool_option("SVGA_FORCE_SURFACE_VIEW", FALSE);
477 svgascreen->debug.force_sampler_view =
478 debug_get_bool_option("SVGA_FORCE_SAMPLER_VIEW", FALSE);
479 svgascreen->debug.no_surface_view =
480 debug_get_bool_option("SVGA_NO_SURFACE_VIEW", FALSE);
481 svgascreen->debug.no_sampler_view =
482 debug_get_bool_option("SVGA_NO_SAMPLER_VIEW", FALSE);
484 screen = &svgascreen->screen;
486 screen->destroy = svga_destroy_screen;
487 screen->get_name = svga_get_name;
488 screen->get_vendor = svga_get_vendor;
489 screen->get_param = svga_get_param;
490 screen->get_shader_param = svga_get_shader_param;
491 screen->get_paramf = svga_get_paramf;
492 screen->is_format_supported = svga_is_format_supported;
493 screen->context_create = svga_context_create;
494 screen->fence_reference = svga_fence_reference;
495 screen->fence_signalled = svga_fence_signalled;
496 screen->fence_finish = svga_fence_finish;
497 svgascreen->sws = sws;
499 svga_init_screen_resource_functions(svgascreen);
501 if (sws->get_hw_version) {
502 svgascreen->hw_version = sws->get_hw_version(sws);
504 svgascreen->hw_version = SVGA3D_HWVERSION_WS65_B1;
507 svgascreen->use_ps30 =
508 sws->get_cap(sws, SVGA3D_DEVCAP_FRAGMENT_SHADER_VERSION, &result) &&
509 result.u >= SVGA3DPSVERSION_30 ? TRUE : FALSE;
511 svgascreen->use_vs30 =
512 sws->get_cap(sws, SVGA3D_DEVCAP_VERTEX_SHADER_VERSION, &result) &&
513 result.u >= SVGA3DVSVERSION_30 ? TRUE : FALSE;
516 /* Shader model 2.0 is unsupported at the moment. */
517 if(!svgascreen->use_ps30 || !svgascreen->use_vs30)
520 if(debug_get_bool_option("SVGA_NO_SM30", FALSE))
521 svgascreen->use_vs30 = svgascreen->use_ps30 = FALSE;
524 pipe_mutex_init(svgascreen->tex_mutex);
525 pipe_mutex_init(svgascreen->swc_mutex);
527 svga_screen_cache_init(svgascreen);
536 struct svga_winsys_screen *
537 svga_winsys_screen(struct pipe_screen *screen)
539 return svga_screen(screen)->sws;
544 svga_screen(struct pipe_screen *screen)
547 assert(screen->destroy == svga_destroy_screen);
548 return (struct svga_screen *)screen;