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
;