2 * Copyright 2014, 2015 Red Hat.
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * on the rights to use, copy, modify, merge, publish, distribute, sub
8 * license, and/or sell copies of the Software, and to permit persons to whom
9 * the Software is furnished to do so, subject to the following conditions:
11 * The above copyright notice and this permission notice (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
18 * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
19 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
20 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
21 * USE OR OTHER DEALINGS IN THE SOFTWARE.
23 #include "util/u_memory.h"
24 #include "util/u_format.h"
25 #include "util/u_format_s3tc.h"
26 #include "util/u_video.h"
27 #include "util/os_time.h"
28 #include "pipe/p_defines.h"
29 #include "pipe/p_screen.h"
31 #include "tgsi/tgsi_exec.h"
33 #include "virgl_screen.h"
34 #include "virgl_resource.h"
35 #include "virgl_public.h"
36 #include "virgl_context.h"
38 #define SP_MAX_TEXTURE_2D_LEVELS 15 /* 16K x 16K */
39 #define SP_MAX_TEXTURE_3D_LEVELS 9 /* 512 x 512 x 512 */
40 #define SP_MAX_TEXTURE_CUBE_LEVELS 13 /* 4K x 4K */
43 virgl_get_vendor(struct pipe_screen
*screen
)
50 virgl_get_name(struct pipe_screen
*screen
)
56 virgl_get_param(struct pipe_screen
*screen
, enum pipe_cap param
)
58 struct virgl_screen
*vscreen
= virgl_screen(screen
);
60 case PIPE_CAP_NPOT_TEXTURES
:
64 case PIPE_CAP_ANISOTROPIC_FILTER
:
66 case PIPE_CAP_POINT_SPRITE
:
68 case PIPE_CAP_MAX_RENDER_TARGETS
:
69 return vscreen
->caps
.caps
.v1
.max_render_targets
;
70 case PIPE_CAP_MAX_DUAL_SOURCE_RENDER_TARGETS
:
71 return vscreen
->caps
.caps
.v1
.max_dual_source_render_targets
;
72 case PIPE_CAP_OCCLUSION_QUERY
:
73 return vscreen
->caps
.caps
.v1
.bset
.occlusion_query
;
74 case PIPE_CAP_TEXTURE_MIRROR_CLAMP
:
75 return vscreen
->caps
.caps
.v1
.bset
.mirror_clamp
;
76 case PIPE_CAP_TEXTURE_SWIZZLE
:
78 case PIPE_CAP_MAX_TEXTURE_2D_LEVELS
:
79 return SP_MAX_TEXTURE_2D_LEVELS
;
80 case PIPE_CAP_MAX_TEXTURE_3D_LEVELS
:
81 return SP_MAX_TEXTURE_3D_LEVELS
;
82 case PIPE_CAP_MAX_TEXTURE_CUBE_LEVELS
:
83 return SP_MAX_TEXTURE_CUBE_LEVELS
;
84 case PIPE_CAP_BLEND_EQUATION_SEPARATE
:
86 case PIPE_CAP_INDEP_BLEND_ENABLE
:
87 return vscreen
->caps
.caps
.v1
.bset
.indep_blend_enable
;
88 case PIPE_CAP_INDEP_BLEND_FUNC
:
89 return vscreen
->caps
.caps
.v1
.bset
.indep_blend_func
;
90 case PIPE_CAP_TGSI_FS_COORD_ORIGIN_UPPER_LEFT
:
91 case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_HALF_INTEGER
:
92 case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_INTEGER
:
94 case PIPE_CAP_TGSI_FS_COORD_ORIGIN_LOWER_LEFT
:
95 return vscreen
->caps
.caps
.v1
.bset
.fragment_coord_conventions
;
96 case PIPE_CAP_DEPTH_CLIP_DISABLE
:
97 return vscreen
->caps
.caps
.v1
.bset
.depth_clip_disable
;
98 case PIPE_CAP_MAX_STREAM_OUTPUT_BUFFERS
:
99 return vscreen
->caps
.caps
.v1
.max_streamout_buffers
;
100 case PIPE_CAP_MAX_STREAM_OUTPUT_SEPARATE_COMPONENTS
:
101 case PIPE_CAP_MAX_STREAM_OUTPUT_INTERLEAVED_COMPONENTS
:
103 case PIPE_CAP_PRIMITIVE_RESTART
:
104 return vscreen
->caps
.caps
.v1
.bset
.primitive_restart
;
105 case PIPE_CAP_SHADER_STENCIL_EXPORT
:
106 return vscreen
->caps
.caps
.v1
.bset
.shader_stencil_export
;
107 case PIPE_CAP_TGSI_INSTANCEID
:
108 case PIPE_CAP_VERTEX_ELEMENT_INSTANCE_DIVISOR
:
110 case PIPE_CAP_SEAMLESS_CUBE_MAP
:
111 return vscreen
->caps
.caps
.v1
.bset
.seamless_cube_map
;
112 case PIPE_CAP_SEAMLESS_CUBE_MAP_PER_TEXTURE
:
113 return vscreen
->caps
.caps
.v1
.bset
.seamless_cube_map_per_texture
;
114 case PIPE_CAP_MAX_TEXTURE_ARRAY_LAYERS
:
115 return vscreen
->caps
.caps
.v1
.max_texture_array_layers
;
116 case PIPE_CAP_MIN_TEXEL_OFFSET
:
117 return vscreen
->caps
.caps
.v2
.min_texel_offset
;
118 case PIPE_CAP_MIN_TEXTURE_GATHER_OFFSET
:
119 return vscreen
->caps
.caps
.v2
.min_texture_gather_offset
;
120 case PIPE_CAP_MAX_TEXEL_OFFSET
:
121 return vscreen
->caps
.caps
.v2
.max_texel_offset
;
122 case PIPE_CAP_MAX_TEXTURE_GATHER_OFFSET
:
123 return vscreen
->caps
.caps
.v2
.max_texture_gather_offset
;
124 case PIPE_CAP_CONDITIONAL_RENDER
:
125 return vscreen
->caps
.caps
.v1
.bset
.conditional_render
;
126 case PIPE_CAP_TEXTURE_BARRIER
:
128 case PIPE_CAP_VERTEX_COLOR_UNCLAMPED
:
130 case PIPE_CAP_FRAGMENT_COLOR_CLAMPED
:
131 case PIPE_CAP_VERTEX_COLOR_CLAMPED
:
132 return vscreen
->caps
.caps
.v1
.bset
.color_clamping
;
133 case PIPE_CAP_MIXED_COLORBUFFER_FORMATS
:
135 case PIPE_CAP_GLSL_FEATURE_LEVEL
:
136 return vscreen
->caps
.caps
.v1
.glsl_level
;
137 case PIPE_CAP_GLSL_FEATURE_LEVEL_COMPATIBILITY
:
138 return MIN2(vscreen
->caps
.caps
.v1
.glsl_level
, 140);
139 case PIPE_CAP_QUADS_FOLLOW_PROVOKING_VERTEX_CONVENTION
:
141 case PIPE_CAP_COMPUTE
:
143 case PIPE_CAP_USER_VERTEX_BUFFERS
:
145 case PIPE_CAP_CONSTANT_BUFFER_OFFSET_ALIGNMENT
:
146 return vscreen
->caps
.caps
.v2
.uniform_buffer_offset_alignment
;
147 case PIPE_CAP_STREAM_OUTPUT_PAUSE_RESUME
:
148 case PIPE_CAP_STREAM_OUTPUT_INTERLEAVE_BUFFERS
:
149 return vscreen
->caps
.caps
.v1
.bset
.streamout_pause_resume
;
150 case PIPE_CAP_START_INSTANCE
:
151 return vscreen
->caps
.caps
.v1
.bset
.start_instance
;
152 case PIPE_CAP_TGSI_CAN_COMPACT_CONSTANTS
:
153 case PIPE_CAP_VERTEX_BUFFER_OFFSET_4BYTE_ALIGNED_ONLY
:
154 case PIPE_CAP_VERTEX_BUFFER_STRIDE_4BYTE_ALIGNED_ONLY
:
155 case PIPE_CAP_VERTEX_ELEMENT_SRC_OFFSET_4BYTE_ALIGNED_ONLY
:
156 case PIPE_CAP_PREFER_BLIT_BASED_TEXTURE_TRANSFER
:
158 case PIPE_CAP_QUERY_TIMESTAMP
:
160 case PIPE_CAP_QUERY_TIME_ELAPSED
:
162 case PIPE_CAP_TGSI_TEXCOORD
:
164 case PIPE_CAP_MIN_MAP_BUFFER_ALIGNMENT
:
165 return VIRGL_MAP_BUFFER_ALIGNMENT
;
166 case PIPE_CAP_TEXTURE_BUFFER_OBJECTS
:
167 return vscreen
->caps
.caps
.v1
.max_tbo_size
> 0;
168 case PIPE_CAP_TEXTURE_BUFFER_OFFSET_ALIGNMENT
:
169 return vscreen
->caps
.caps
.v2
.texture_buffer_offset_alignment
;
170 case PIPE_CAP_BUFFER_SAMPLER_VIEW_RGBA_ONLY
:
172 case PIPE_CAP_CUBE_MAP_ARRAY
:
173 return vscreen
->caps
.caps
.v1
.bset
.cube_map_array
;
174 case PIPE_CAP_TEXTURE_MULTISAMPLE
:
175 return vscreen
->caps
.caps
.v1
.bset
.texture_multisample
;
176 case PIPE_CAP_MAX_VIEWPORTS
:
177 return vscreen
->caps
.caps
.v1
.max_viewports
;
178 case PIPE_CAP_MAX_TEXTURE_BUFFER_SIZE
:
179 return vscreen
->caps
.caps
.v1
.max_tbo_size
;
180 case PIPE_CAP_TEXTURE_BORDER_COLOR_QUIRK
:
181 case PIPE_CAP_QUERY_PIPELINE_STATISTICS
:
182 case PIPE_CAP_ENDIANNESS
:
184 case PIPE_CAP_MIXED_FRAMEBUFFER_SIZES
:
185 case PIPE_CAP_MIXED_COLOR_DEPTH_BITS
:
187 case PIPE_CAP_TGSI_VS_LAYER_VIEWPORT
:
189 case PIPE_CAP_MAX_GEOMETRY_OUTPUT_VERTICES
:
190 return vscreen
->caps
.caps
.v2
.max_geom_output_vertices
;
191 case PIPE_CAP_MAX_GEOMETRY_TOTAL_OUTPUT_COMPONENTS
:
192 return vscreen
->caps
.caps
.v2
.max_geom_total_output_components
;
193 case PIPE_CAP_TEXTURE_QUERY_LOD
:
194 return vscreen
->caps
.caps
.v1
.bset
.texture_query_lod
;
195 case PIPE_CAP_MAX_TEXTURE_GATHER_COMPONENTS
:
196 return vscreen
->caps
.caps
.v1
.max_texture_gather_components
;
197 case PIPE_CAP_DRAW_INDIRECT
:
198 return vscreen
->caps
.caps
.v1
.bset
.has_indirect_draw
;
199 case PIPE_CAP_SAMPLE_SHADING
:
200 case PIPE_CAP_FORCE_PERSAMPLE_INTERP
:
201 return vscreen
->caps
.caps
.v1
.bset
.has_sample_shading
;
202 case PIPE_CAP_CULL_DISTANCE
:
203 return vscreen
->caps
.caps
.v1
.bset
.has_cull
;
204 case PIPE_CAP_MAX_VERTEX_STREAMS
:
205 return vscreen
->caps
.caps
.v1
.glsl_level
>= 400 ? 4 : 1;
206 case PIPE_CAP_CONDITIONAL_RENDER_INVERTED
:
207 return vscreen
->caps
.caps
.v1
.bset
.conditional_render_inverted
;
208 case PIPE_CAP_TGSI_FS_FINE_DERIVATIVE
:
209 return vscreen
->caps
.caps
.v1
.bset
.derivative_control
;
210 case PIPE_CAP_POLYGON_OFFSET_CLAMP
:
211 return vscreen
->caps
.caps
.v1
.bset
.polygon_offset_clamp
;
212 case PIPE_CAP_QUERY_SO_OVERFLOW
:
213 return vscreen
->caps
.caps
.v1
.bset
.transform_feedback_overflow_query
;
214 case PIPE_CAP_SHADER_BUFFER_OFFSET_ALIGNMENT
:
215 return vscreen
->caps
.caps
.v2
.shader_buffer_offset_alignment
;
216 case PIPE_CAP_DOUBLES
:
217 return vscreen
->caps
.caps
.v1
.bset
.has_fp64
;
218 case PIPE_CAP_MAX_SHADER_PATCH_VARYINGS
:
219 return vscreen
->caps
.caps
.v2
.max_shader_patch_varyings
;
220 case PIPE_CAP_SAMPLER_VIEW_TARGET
:
221 return vscreen
->caps
.caps
.v2
.capability_bits
& VIRGL_CAP_TEXTURE_VIEW
;
222 case PIPE_CAP_TEXTURE_GATHER_SM5
:
223 case PIPE_CAP_BUFFER_MAP_PERSISTENT_COHERENT
:
224 case PIPE_CAP_FAKE_SW_MSAA
:
225 case PIPE_CAP_TEXTURE_GATHER_OFFSETS
:
226 case PIPE_CAP_TGSI_VS_WINDOW_SPACE_POSITION
:
227 case PIPE_CAP_MULTI_DRAW_INDIRECT
:
228 case PIPE_CAP_MULTI_DRAW_INDIRECT_PARAMS
:
229 case PIPE_CAP_MAX_VERTEX_ATTRIB_STRIDE
:
230 case PIPE_CAP_CLIP_HALFZ
:
231 case PIPE_CAP_VERTEXID_NOBASE
:
232 case PIPE_CAP_MULTISAMPLE_Z_RESOLVE
:
233 case PIPE_CAP_RESOURCE_FROM_USER_MEMORY
:
234 case PIPE_CAP_DEVICE_RESET_STATUS_QUERY
:
235 case PIPE_CAP_TEXTURE_FLOAT_LINEAR
:
236 case PIPE_CAP_TEXTURE_HALF_FLOAT_LINEAR
:
237 case PIPE_CAP_DEPTH_BOUNDS_TEST
:
238 case PIPE_CAP_TGSI_TXQS
:
239 case PIPE_CAP_SHAREABLE_SHADERS
:
240 case PIPE_CAP_CLEAR_TEXTURE
:
241 case PIPE_CAP_DRAW_PARAMETERS
:
242 case PIPE_CAP_TGSI_PACK_HALF_FLOAT
:
243 case PIPE_CAP_TGSI_FS_POSITION_IS_SYSVAL
:
244 case PIPE_CAP_TGSI_FS_FACE_IS_INTEGER_SYSVAL
:
245 case PIPE_CAP_INVALIDATE_BUFFER
:
246 case PIPE_CAP_GENERATE_MIPMAP
:
247 case PIPE_CAP_SURFACE_REINTERPRET_BLOCKS
:
248 case PIPE_CAP_QUERY_BUFFER_OBJECT
:
249 case PIPE_CAP_COPY_BETWEEN_COMPRESSED_AND_PLAIN_FORMATS
:
250 case PIPE_CAP_STRING_MARKER
:
251 case PIPE_CAP_QUERY_MEMORY_INFO
:
252 case PIPE_CAP_PCI_GROUP
:
253 case PIPE_CAP_PCI_BUS
:
254 case PIPE_CAP_PCI_DEVICE
:
255 case PIPE_CAP_PCI_FUNCTION
:
256 case PIPE_CAP_FRAMEBUFFER_NO_ATTACHMENT
:
257 case PIPE_CAP_ROBUST_BUFFER_ACCESS_BEHAVIOR
:
258 case PIPE_CAP_PRIMITIVE_RESTART_FOR_PATCHES
:
259 case PIPE_CAP_TGSI_VOTE
:
260 case PIPE_CAP_MAX_WINDOW_RECTANGLES
:
261 case PIPE_CAP_POLYGON_OFFSET_UNITS_UNSCALED
:
262 case PIPE_CAP_VIEWPORT_SUBPIXEL_BITS
:
263 case PIPE_CAP_TGSI_ARRAY_COMPONENTS
:
264 case PIPE_CAP_TGSI_CAN_READ_OUTPUTS
:
265 case PIPE_CAP_GLSL_OPTIMIZE_CONSERVATIVELY
:
266 case PIPE_CAP_TGSI_FS_FBFETCH
:
267 case PIPE_CAP_TGSI_MUL_ZERO_WINS
:
269 case PIPE_CAP_INT64_DIVMOD
:
270 case PIPE_CAP_TGSI_TEX_TXF_LZ
:
271 case PIPE_CAP_TGSI_CLOCK
:
272 case PIPE_CAP_POLYGON_MODE_FILL_RECTANGLE
:
273 case PIPE_CAP_SPARSE_BUFFER_PAGE_SIZE
:
274 case PIPE_CAP_TGSI_BALLOT
:
275 case PIPE_CAP_TGSI_TES_LAYER_VIEWPORT
:
276 case PIPE_CAP_CAN_BIND_CONST_BUFFER_AS_VERTEX
:
277 case PIPE_CAP_ALLOW_MAPPED_BUFFERS_DURING_EXECUTION
:
278 case PIPE_CAP_POST_DEPTH_COVERAGE
:
279 case PIPE_CAP_BINDLESS_TEXTURE
:
280 case PIPE_CAP_NIR_SAMPLERS_AS_DEREF
:
281 case PIPE_CAP_MEMOBJ
:
282 case PIPE_CAP_LOAD_CONSTBUF
:
283 case PIPE_CAP_TGSI_ANY_REG_AS_ADDRESS
:
284 case PIPE_CAP_TILE_RASTER_ORDER
:
285 case PIPE_CAP_MAX_COMBINED_SHADER_OUTPUT_RESOURCES
:
286 case PIPE_CAP_SIGNED_VERTEX_BUFFER_OFFSET
:
287 case PIPE_CAP_CONTEXT_PRIORITY_MASK
:
288 case PIPE_CAP_FENCE_SIGNAL
:
289 case PIPE_CAP_CONSTBUF0_FLAGS
:
290 case PIPE_CAP_PACKED_UNIFORMS
:
291 case PIPE_CAP_CONSERVATIVE_RASTER_POST_SNAP_TRIANGLES
:
292 case PIPE_CAP_CONSERVATIVE_RASTER_POST_SNAP_POINTS_LINES
:
293 case PIPE_CAP_CONSERVATIVE_RASTER_PRE_SNAP_TRIANGLES
:
294 case PIPE_CAP_CONSERVATIVE_RASTER_PRE_SNAP_POINTS_LINES
:
295 case PIPE_CAP_CONSERVATIVE_RASTER_POST_DEPTH_COVERAGE
:
296 case PIPE_CAP_MAX_CONSERVATIVE_RASTER_SUBPIXEL_PRECISION_BIAS
:
297 case PIPE_CAP_PROGRAMMABLE_SAMPLE_LOCATIONS
:
299 case PIPE_CAP_VENDOR_ID
:
301 case PIPE_CAP_DEVICE_ID
:
303 case PIPE_CAP_ACCELERATED
:
306 case PIPE_CAP_VIDEO_MEMORY
:
308 case PIPE_CAP_NATIVE_FENCE_FD
:
311 /* should only get here on unhandled cases */
312 debug_printf("Unexpected PIPE_CAP %d query\n", param
);
317 virgl_get_shader_param(struct pipe_screen
*screen
,
318 enum pipe_shader_type shader
,
319 enum pipe_shader_cap param
)
321 struct virgl_screen
*vscreen
= virgl_screen(screen
);
323 if ((shader
== PIPE_SHADER_TESS_CTRL
|| shader
== PIPE_SHADER_TESS_EVAL
) &&
324 !vscreen
->caps
.caps
.v1
.bset
.has_tessellation_shaders
)
329 case PIPE_SHADER_FRAGMENT
:
330 case PIPE_SHADER_VERTEX
:
331 case PIPE_SHADER_GEOMETRY
:
332 case PIPE_SHADER_TESS_CTRL
:
333 case PIPE_SHADER_TESS_EVAL
:
335 case PIPE_SHADER_CAP_MAX_INSTRUCTIONS
:
336 case PIPE_SHADER_CAP_MAX_ALU_INSTRUCTIONS
:
337 case PIPE_SHADER_CAP_MAX_TEX_INSTRUCTIONS
:
338 case PIPE_SHADER_CAP_MAX_TEX_INDIRECTIONS
:
340 case PIPE_SHADER_CAP_INDIRECT_OUTPUT_ADDR
:
341 case PIPE_SHADER_CAP_INDIRECT_TEMP_ADDR
:
342 case PIPE_SHADER_CAP_INDIRECT_CONST_ADDR
:
344 case PIPE_SHADER_CAP_MAX_INPUTS
:
345 if (vscreen
->caps
.caps
.v1
.glsl_level
< 150)
346 return vscreen
->caps
.caps
.v2
.max_vertex_attribs
;
347 return (shader
== PIPE_SHADER_VERTEX
||
348 shader
== PIPE_SHADER_GEOMETRY
) ? vscreen
->caps
.caps
.v2
.max_vertex_attribs
: 32;
349 case PIPE_SHADER_CAP_MAX_OUTPUTS
:
350 if (shader
== PIPE_SHADER_FRAGMENT
)
351 return vscreen
->caps
.caps
.v1
.max_render_targets
;
352 return vscreen
->caps
.caps
.v2
.max_vertex_outputs
;
353 // case PIPE_SHADER_CAP_MAX_CONSTS:
355 case PIPE_SHADER_CAP_MAX_TEMPS
:
357 case PIPE_SHADER_CAP_MAX_CONST_BUFFERS
:
358 return vscreen
->caps
.caps
.v1
.max_uniform_blocks
;
359 // case PIPE_SHADER_CAP_MAX_ADDRS:
361 case PIPE_SHADER_CAP_SUBROUTINES
:
363 case PIPE_SHADER_CAP_MAX_TEXTURE_SAMPLERS
:
365 case PIPE_SHADER_CAP_INTEGERS
:
366 return vscreen
->caps
.caps
.v1
.glsl_level
>= 130;
367 case PIPE_SHADER_CAP_MAX_CONTROL_FLOW_DEPTH
:
369 case PIPE_SHADER_CAP_MAX_CONST_BUFFER_SIZE
:
370 return 4096 * sizeof(float[4]);
371 case PIPE_SHADER_CAP_LOWER_IF_THRESHOLD
:
372 case PIPE_SHADER_CAP_TGSI_SKIP_MERGE_REGISTERS
:
373 case PIPE_SHADER_CAP_INT64_ATOMICS
:
374 case PIPE_SHADER_CAP_FP16
:
375 case PIPE_SHADER_CAP_MAX_HW_ATOMIC_COUNTERS
:
376 case PIPE_SHADER_CAP_MAX_HW_ATOMIC_COUNTER_BUFFERS
:
378 case PIPE_SHADER_CAP_SCALAR_ISA
:
389 virgl_get_paramf(struct pipe_screen
*screen
, enum pipe_capf param
)
391 struct virgl_screen
*vscreen
= virgl_screen(screen
);
393 case PIPE_CAPF_MAX_LINE_WIDTH
:
394 return vscreen
->caps
.caps
.v2
.max_aliased_line_width
;
395 case PIPE_CAPF_MAX_LINE_WIDTH_AA
:
396 return vscreen
->caps
.caps
.v2
.max_smooth_line_width
;
397 case PIPE_CAPF_MAX_POINT_WIDTH
:
398 return vscreen
->caps
.caps
.v2
.max_aliased_point_size
;
399 case PIPE_CAPF_MAX_POINT_WIDTH_AA
:
400 return vscreen
->caps
.caps
.v2
.max_smooth_point_size
;
401 case PIPE_CAPF_MAX_TEXTURE_ANISOTROPY
:
403 case PIPE_CAPF_MAX_TEXTURE_LOD_BIAS
:
404 return vscreen
->caps
.caps
.v2
.max_texture_lod_bias
;
405 case PIPE_CAPF_MIN_CONSERVATIVE_RASTER_DILATE
:
406 case PIPE_CAPF_MAX_CONSERVATIVE_RASTER_DILATE
:
407 case PIPE_CAPF_CONSERVATIVE_RASTER_DILATE_GRANULARITY
:
410 /* should only get here on unhandled cases */
411 debug_printf("Unexpected PIPE_CAPF %d query\n", param
);
416 virgl_is_vertex_format_supported(struct pipe_screen
*screen
,
417 enum pipe_format format
)
419 struct virgl_screen
*vscreen
= virgl_screen(screen
);
420 const struct util_format_description
*format_desc
;
423 format_desc
= util_format_description(format
);
427 if (format
== PIPE_FORMAT_R11G11B10_FLOAT
) {
428 int vformat
= VIRGL_FORMAT_R11G11B10_FLOAT
;
429 int big
= vformat
/ 32;
430 int small
= vformat
% 32;
431 if (!(vscreen
->caps
.caps
.v1
.vertexbuffer
.bitmask
[big
] & (1 << small
)))
436 /* Find the first non-VOID channel. */
437 for (i
= 0; i
< 4; i
++) {
438 if (format_desc
->channel
[i
].type
!= UTIL_FORMAT_TYPE_VOID
) {
446 if (format_desc
->layout
!= UTIL_FORMAT_LAYOUT_PLAIN
)
449 if (format_desc
->channel
[i
].type
== UTIL_FORMAT_TYPE_FIXED
)
455 * Query format support for creating a texture, drawing surface, etc.
456 * \param format the format to test
457 * \param type one of PIPE_TEXTURE, PIPE_SURFACE
460 virgl_is_format_supported( struct pipe_screen
*screen
,
461 enum pipe_format format
,
462 enum pipe_texture_target target
,
463 unsigned sample_count
,
466 struct virgl_screen
*vscreen
= virgl_screen(screen
);
467 const struct util_format_description
*format_desc
;
470 assert(target
== PIPE_BUFFER
||
471 target
== PIPE_TEXTURE_1D
||
472 target
== PIPE_TEXTURE_1D_ARRAY
||
473 target
== PIPE_TEXTURE_2D
||
474 target
== PIPE_TEXTURE_2D_ARRAY
||
475 target
== PIPE_TEXTURE_RECT
||
476 target
== PIPE_TEXTURE_3D
||
477 target
== PIPE_TEXTURE_CUBE
||
478 target
== PIPE_TEXTURE_CUBE_ARRAY
);
480 format_desc
= util_format_description(format
);
484 if (util_format_is_intensity(format
))
487 if (sample_count
> 1) {
488 if (!vscreen
->caps
.caps
.v1
.bset
.texture_multisample
)
490 if (sample_count
> vscreen
->caps
.caps
.v1
.max_samples
)
494 if (bind
& PIPE_BIND_VERTEX_BUFFER
) {
495 return virgl_is_vertex_format_supported(screen
, format
);
498 if (bind
& PIPE_BIND_RENDER_TARGET
) {
499 if (format_desc
->colorspace
== UTIL_FORMAT_COLORSPACE_ZS
)
503 * Although possible, it is unnatural to render into compressed or YUV
504 * surfaces. So disable these here to avoid going into weird paths
505 * inside the state trackers.
507 if (format_desc
->block
.width
!= 1 ||
508 format_desc
->block
.height
!= 1)
512 int big
= format
/ 32;
513 int small
= format
% 32;
514 if (!(vscreen
->caps
.caps
.v1
.render
.bitmask
[big
] & (1 << small
)))
519 if (bind
& PIPE_BIND_DEPTH_STENCIL
) {
520 if (format_desc
->colorspace
!= UTIL_FORMAT_COLORSPACE_ZS
)
525 * All other operations (sampling, transfer, etc).
528 if (format_desc
->layout
== UTIL_FORMAT_LAYOUT_S3TC
) {
531 if (format_desc
->layout
== UTIL_FORMAT_LAYOUT_RGTC
) {
534 if (format_desc
->layout
== UTIL_FORMAT_LAYOUT_BPTC
) {
538 if (format
== PIPE_FORMAT_R11G11B10_FLOAT
) {
540 } else if (format
== PIPE_FORMAT_R9G9B9E5_FLOAT
) {
544 /* Find the first non-VOID channel. */
545 for (i
= 0; i
< 4; i
++) {
546 if (format_desc
->channel
[i
].type
!= UTIL_FORMAT_TYPE_VOID
) {
555 if (format_desc
->nr_channels
< 4 && format_desc
->channel
[i
].size
== 4)
560 int big
= format
/ 32;
561 int small
= format
% 32;
562 if (!(vscreen
->caps
.caps
.v1
.sampler
.bitmask
[big
] & (1 << small
)))
566 * Everything else should be supported by u_format.
571 static void virgl_flush_frontbuffer(struct pipe_screen
*screen
,
572 struct pipe_resource
*res
,
573 unsigned level
, unsigned layer
,
574 void *winsys_drawable_handle
, struct pipe_box
*sub_box
)
576 struct virgl_screen
*vscreen
= virgl_screen(screen
);
577 struct virgl_winsys
*vws
= vscreen
->vws
;
578 struct virgl_resource
*vres
= virgl_resource(res
);
580 if (vws
->flush_frontbuffer
)
581 vws
->flush_frontbuffer(vws
, vres
->hw_res
, level
, layer
, winsys_drawable_handle
,
585 static void virgl_fence_reference(struct pipe_screen
*screen
,
586 struct pipe_fence_handle
**ptr
,
587 struct pipe_fence_handle
*fence
)
589 struct virgl_screen
*vscreen
= virgl_screen(screen
);
590 struct virgl_winsys
*vws
= vscreen
->vws
;
592 vws
->fence_reference(vws
, ptr
, fence
);
595 static boolean
virgl_fence_finish(struct pipe_screen
*screen
,
596 struct pipe_context
*ctx
,
597 struct pipe_fence_handle
*fence
,
600 struct virgl_screen
*vscreen
= virgl_screen(screen
);
601 struct virgl_winsys
*vws
= vscreen
->vws
;
603 return vws
->fence_wait(vws
, fence
, timeout
);
607 virgl_get_timestamp(struct pipe_screen
*_screen
)
609 return os_time_get_nano();
613 virgl_destroy_screen(struct pipe_screen
*screen
)
615 struct virgl_screen
*vscreen
= virgl_screen(screen
);
616 struct virgl_winsys
*vws
= vscreen
->vws
;
618 slab_destroy_parent(&vscreen
->texture_transfer_pool
);
626 virgl_create_screen(struct virgl_winsys
*vws
)
628 struct virgl_screen
*screen
= CALLOC_STRUCT(virgl_screen
);
634 screen
->base
.get_name
= virgl_get_name
;
635 screen
->base
.get_vendor
= virgl_get_vendor
;
636 screen
->base
.get_param
= virgl_get_param
;
637 screen
->base
.get_shader_param
= virgl_get_shader_param
;
638 screen
->base
.get_paramf
= virgl_get_paramf
;
639 screen
->base
.is_format_supported
= virgl_is_format_supported
;
640 screen
->base
.destroy
= virgl_destroy_screen
;
641 screen
->base
.context_create
= virgl_context_create
;
642 screen
->base
.flush_frontbuffer
= virgl_flush_frontbuffer
;
643 screen
->base
.get_timestamp
= virgl_get_timestamp
;
644 screen
->base
.fence_reference
= virgl_fence_reference
;
645 //screen->base.fence_signalled = virgl_fence_signalled;
646 screen
->base
.fence_finish
= virgl_fence_finish
;
648 virgl_init_screen_resource_functions(&screen
->base
);
650 vws
->get_caps(vws
, &screen
->caps
);
654 slab_create_parent(&screen
->texture_transfer_pool
, sizeof(struct virgl_transfer
), 16);
656 return &screen
->base
;