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
:
191 /* This is a fairly pointless interface
194 svga_get_param(struct pipe_screen
*screen
, enum pipe_cap param
)
196 return (int) svga_get_paramf( screen
, param
);
199 static int svga_get_shader_param(struct pipe_screen
*screen
, unsigned shader
, enum pipe_shader_cap param
)
201 struct svga_screen
*svgascreen
= svga_screen(screen
);
202 struct svga_winsys_screen
*sws
= svgascreen
->sws
;
203 SVGA3dDevCapResult result
;
207 case PIPE_SHADER_FRAGMENT
:
210 case PIPE_SHADER_CAP_MAX_INSTRUCTIONS
:
211 case PIPE_SHADER_CAP_MAX_ALU_INSTRUCTIONS
:
212 case PIPE_SHADER_CAP_MAX_TEX_INSTRUCTIONS
:
213 case PIPE_SHADER_CAP_MAX_TEX_INDIRECTIONS
:
214 return svgascreen
->use_ps30
? 512 : 96;
215 case PIPE_SHADER_CAP_MAX_CONTROL_FLOW_DEPTH
:
216 return SVGA3D_MAX_NESTING_LEVEL
;
217 case PIPE_SHADER_CAP_MAX_INPUTS
:
219 case PIPE_SHADER_CAP_MAX_CONSTS
:
220 return svgascreen
->use_ps30
? 224 : 16;
221 case PIPE_SHADER_CAP_MAX_CONST_BUFFERS
:
223 case PIPE_SHADER_CAP_MAX_TEMPS
:
224 if (!sws
->get_cap(sws
, SVGA3D_DEVCAP_MAX_FRAGMENT_SHADER_TEMPS
, &result
))
225 return svgascreen
->use_ps30
? 32 : 12;
227 case PIPE_SHADER_CAP_MAX_ADDRS
:
228 case PIPE_SHADER_CAP_INDIRECT_INPUT_ADDR
:
230 * Although PS 3.0 has some addressing abilities it can only represent
231 * loops that can be statically determined and unrolled. Given we can
232 * only handle a subset of the cases that the state tracker already
233 * does it is better to defer loop unrolling to the state tracker.
236 case PIPE_SHADER_CAP_MAX_PREDS
:
237 return svgascreen
->use_ps30
? 1 : 0;
238 case PIPE_SHADER_CAP_TGSI_CONT_SUPPORTED
:
240 case PIPE_SHADER_CAP_INDIRECT_OUTPUT_ADDR
:
241 case PIPE_SHADER_CAP_INDIRECT_TEMP_ADDR
:
242 case PIPE_SHADER_CAP_INDIRECT_CONST_ADDR
:
244 case PIPE_SHADER_CAP_SUBROUTINES
:
248 case PIPE_SHADER_VERTEX
:
251 case PIPE_SHADER_CAP_MAX_INSTRUCTIONS
:
252 case PIPE_SHADER_CAP_MAX_ALU_INSTRUCTIONS
:
253 if (!sws
->get_cap(sws
, SVGA3D_DEVCAP_MAX_VERTEX_SHADER_INSTRUCTIONS
, &result
))
254 return svgascreen
->use_vs30
? 512 : 256;
256 case PIPE_SHADER_CAP_MAX_TEX_INSTRUCTIONS
:
257 case PIPE_SHADER_CAP_MAX_TEX_INDIRECTIONS
:
258 /* XXX: until we have vertex texture support */
260 case PIPE_SHADER_CAP_MAX_CONTROL_FLOW_DEPTH
:
261 return SVGA3D_MAX_NESTING_LEVEL
;
262 case PIPE_SHADER_CAP_MAX_INPUTS
:
264 case PIPE_SHADER_CAP_MAX_CONSTS
:
266 case PIPE_SHADER_CAP_MAX_CONST_BUFFERS
:
268 case PIPE_SHADER_CAP_MAX_TEMPS
:
269 if (!sws
->get_cap(sws
, SVGA3D_DEVCAP_MAX_VERTEX_SHADER_TEMPS
, &result
))
270 return svgascreen
->use_vs30
? 32 : 12;
272 case PIPE_SHADER_CAP_MAX_ADDRS
:
273 return svgascreen
->use_vs30
? 1 : 0;
274 case PIPE_SHADER_CAP_MAX_PREDS
:
275 return svgascreen
->use_vs30
? 1 : 0;
276 case PIPE_SHADER_CAP_TGSI_CONT_SUPPORTED
:
278 case PIPE_SHADER_CAP_INDIRECT_INPUT_ADDR
:
279 case PIPE_SHADER_CAP_INDIRECT_OUTPUT_ADDR
:
280 return svgascreen
->use_vs30
? 1 : 0;
281 case PIPE_SHADER_CAP_INDIRECT_TEMP_ADDR
:
283 case PIPE_SHADER_CAP_INDIRECT_CONST_ADDR
:
285 case PIPE_SHADER_CAP_SUBROUTINES
:
297 static INLINE SVGA3dDevCapIndex
298 svga_translate_format_cap(enum pipe_format format
)
302 case PIPE_FORMAT_B8G8R8A8_UNORM
:
303 return SVGA3D_DEVCAP_SURFACEFMT_A8R8G8B8
;
304 case PIPE_FORMAT_B8G8R8X8_UNORM
:
305 return SVGA3D_DEVCAP_SURFACEFMT_X8R8G8B8
;
307 case PIPE_FORMAT_B5G6R5_UNORM
:
308 return SVGA3D_DEVCAP_SURFACEFMT_R5G6B5
;
309 case PIPE_FORMAT_B5G5R5A1_UNORM
:
310 return SVGA3D_DEVCAP_SURFACEFMT_A1R5G5B5
;
311 case PIPE_FORMAT_B4G4R4A4_UNORM
:
312 return SVGA3D_DEVCAP_SURFACEFMT_A4R4G4B4
;
314 case PIPE_FORMAT_Z16_UNORM
:
315 return SVGA3D_DEVCAP_SURFACEFMT_Z_D16
;
316 case PIPE_FORMAT_S8_USCALED_Z24_UNORM
:
317 return SVGA3D_DEVCAP_SURFACEFMT_Z_D24S8
;
318 case PIPE_FORMAT_X8Z24_UNORM
:
319 return SVGA3D_DEVCAP_SURFACEFMT_Z_D24X8
;
321 case PIPE_FORMAT_A8_UNORM
:
322 return SVGA3D_DEVCAP_SURFACEFMT_ALPHA8
;
323 case PIPE_FORMAT_L8_UNORM
:
324 return SVGA3D_DEVCAP_SURFACEFMT_LUMINANCE8
;
326 case PIPE_FORMAT_DXT1_RGB
:
327 case PIPE_FORMAT_DXT1_RGBA
:
328 return SVGA3D_DEVCAP_SURFACEFMT_DXT1
;
329 case PIPE_FORMAT_DXT3_RGBA
:
330 return SVGA3D_DEVCAP_SURFACEFMT_DXT3
;
331 case PIPE_FORMAT_DXT5_RGBA
:
332 return SVGA3D_DEVCAP_SURFACEFMT_DXT5
;
335 return SVGA3D_DEVCAP_MAX
;
341 svga_is_format_supported( struct pipe_screen
*screen
,
342 enum pipe_format format
,
343 enum pipe_texture_target target
,
344 unsigned sample_count
,
347 struct svga_winsys_screen
*sws
= svga_screen(screen
)->sws
;
348 SVGA3dDevCapIndex index
;
349 SVGA3dDevCapResult result
;
353 if (sample_count
> 1)
356 /* Override host capabilities */
357 if (tex_usage
& PIPE_BIND_RENDER_TARGET
) {
360 /* Often unsupported/problematic. This means we end up with the same
361 * visuals for all virtual hardware implementations.
363 case PIPE_FORMAT_B4G4R4A4_UNORM
:
364 case PIPE_FORMAT_B5G5R5A1_UNORM
:
372 /* Try to query the host */
373 index
= svga_translate_format_cap(format
);
374 if( index
< SVGA3D_DEVCAP_MAX
&&
375 sws
->get_cap(sws
, index
, &result
) )
377 SVGA3dSurfaceFormatCaps mask
;
380 if (tex_usage
& PIPE_BIND_RENDER_TARGET
)
381 mask
.offscreenRenderTarget
= 1;
382 if (tex_usage
& PIPE_BIND_DEPTH_STENCIL
)
384 if (tex_usage
& PIPE_BIND_SAMPLER_VIEW
)
387 if ((result
.u
& mask
.value
) == mask
.value
)
393 /* Use our translate functions directly rather than relying on a
394 * duplicated list of supported formats which is prone to getting
397 if(tex_usage
& (PIPE_BIND_RENDER_TARGET
| PIPE_BIND_DEPTH_STENCIL
))
398 return svga_translate_format_render(format
) != SVGA3D_FORMAT_INVALID
;
400 return svga_translate_format(format
) != SVGA3D_FORMAT_INVALID
;
405 svga_fence_reference(struct pipe_screen
*screen
,
406 struct pipe_fence_handle
**ptr
,
407 struct pipe_fence_handle
*fence
)
409 struct svga_winsys_screen
*sws
= svga_screen(screen
)->sws
;
410 sws
->fence_reference(sws
, ptr
, fence
);
415 svga_fence_signalled(struct pipe_screen
*screen
,
416 struct pipe_fence_handle
*fence
)
418 struct svga_winsys_screen
*sws
= svga_screen(screen
)->sws
;
419 return sws
->fence_signalled(sws
, fence
, 0) == 0;
424 svga_fence_finish(struct pipe_screen
*screen
,
425 struct pipe_fence_handle
*fence
,
428 struct svga_winsys_screen
*sws
= svga_screen(screen
)->sws
;
430 SVGA_DBG(DEBUG_DMA
|DEBUG_PERF
, "%s fence_ptr %p\n",
431 __FUNCTION__
, fence
);
433 return sws
->fence_finish(sws
, fence
, 0) == 0;
438 svga_destroy_screen( struct pipe_screen
*screen
)
440 struct svga_screen
*svgascreen
= svga_screen(screen
);
442 svga_screen_cache_cleanup(svgascreen
);
444 pipe_mutex_destroy(svgascreen
->swc_mutex
);
445 pipe_mutex_destroy(svgascreen
->tex_mutex
);
447 svgascreen
->sws
->destroy(svgascreen
->sws
);
454 * Create a new svga_screen object
457 svga_screen_create(struct svga_winsys_screen
*sws
)
459 struct svga_screen
*svgascreen
;
460 struct pipe_screen
*screen
;
461 SVGA3dDevCapResult result
;
464 SVGA_DEBUG
= debug_get_flags_option("SVGA_DEBUG", svga_debug_flags
, 0 );
467 svgascreen
= CALLOC_STRUCT(svga_screen
);
471 svgascreen
->debug
.force_level_surface_view
=
472 debug_get_bool_option("SVGA_FORCE_LEVEL_SURFACE_VIEW", FALSE
);
473 svgascreen
->debug
.force_surface_view
=
474 debug_get_bool_option("SVGA_FORCE_SURFACE_VIEW", FALSE
);
475 svgascreen
->debug
.force_sampler_view
=
476 debug_get_bool_option("SVGA_FORCE_SAMPLER_VIEW", FALSE
);
477 svgascreen
->debug
.no_surface_view
=
478 debug_get_bool_option("SVGA_NO_SURFACE_VIEW", FALSE
);
479 svgascreen
->debug
.no_sampler_view
=
480 debug_get_bool_option("SVGA_NO_SAMPLER_VIEW", FALSE
);
482 screen
= &svgascreen
->screen
;
484 screen
->destroy
= svga_destroy_screen
;
485 screen
->get_name
= svga_get_name
;
486 screen
->get_vendor
= svga_get_vendor
;
487 screen
->get_param
= svga_get_param
;
488 screen
->get_shader_param
= svga_get_shader_param
;
489 screen
->get_paramf
= svga_get_paramf
;
490 screen
->is_format_supported
= svga_is_format_supported
;
491 screen
->context_create
= svga_context_create
;
492 screen
->fence_reference
= svga_fence_reference
;
493 screen
->fence_signalled
= svga_fence_signalled
;
494 screen
->fence_finish
= svga_fence_finish
;
495 svgascreen
->sws
= sws
;
497 svga_init_screen_resource_functions(svgascreen
);
499 if (sws
->get_hw_version
) {
500 svgascreen
->hw_version
= sws
->get_hw_version(sws
);
502 svgascreen
->hw_version
= SVGA3D_HWVERSION_WS65_B1
;
505 svgascreen
->use_ps30
=
506 sws
->get_cap(sws
, SVGA3D_DEVCAP_FRAGMENT_SHADER_VERSION
, &result
) &&
507 result
.u
>= SVGA3DPSVERSION_30
? TRUE
: FALSE
;
509 svgascreen
->use_vs30
=
510 sws
->get_cap(sws
, SVGA3D_DEVCAP_VERTEX_SHADER_VERSION
, &result
) &&
511 result
.u
>= SVGA3DVSVERSION_30
? TRUE
: FALSE
;
514 /* Shader model 2.0 is unsupported at the moment. */
515 if(!svgascreen
->use_ps30
|| !svgascreen
->use_vs30
)
518 if(debug_get_bool_option("SVGA_NO_SM30", FALSE
))
519 svgascreen
->use_vs30
= svgascreen
->use_ps30
= FALSE
;
522 pipe_mutex_init(svgascreen
->tex_mutex
);
523 pipe_mutex_init(svgascreen
->swc_mutex
);
525 svga_screen_cache_init(svgascreen
);
534 struct svga_winsys_screen
*
535 svga_winsys_screen(struct pipe_screen
*screen
)
537 return svga_screen(screen
)->sws
;
542 svga_screen(struct pipe_screen
*screen
)
545 assert(screen
->destroy
== svga_destroy_screen
);
546 return (struct svga_screen
*)screen
;