2 * Copyright 2010 Jerome Glisse <glisse@freedesktop.org>
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 "r600_pipe.h"
24 #include "r600_public.h"
26 #include "evergreen_compute.h"
29 #include "sb/sb_public.h"
32 #include "pipe/p_shader_tokens.h"
33 #include "util/u_debug.h"
34 #include "util/u_memory.h"
35 #include "util/u_simple_shaders.h"
36 #include "util/u_upload_mgr.h"
37 #include "util/u_math.h"
38 #include "vl/vl_decoder.h"
39 #include "vl/vl_video_buffer.h"
40 #include "radeon/radeon_video.h"
41 #include "radeon/radeon_uvd.h"
42 #include "os/os_time.h"
44 static const struct debug_named_value r600_debug_options
[] = {
46 #if defined(R600_USE_LLVM)
47 { "llvm", DBG_LLVM
, "Enable the LLVM shader compiler" },
49 { "nocpdma", DBG_NO_CP_DMA
, "Disable CP DMA" },
52 { "nosb", DBG_NO_SB
, "Disable sb backend for graphics shaders" },
53 { "sbcl", DBG_SB_CS
, "Enable sb backend for compute shaders" },
54 { "sbdry", DBG_SB_DRY_RUN
, "Don't use optimized bytecode (just print the dumps)" },
55 { "sbstat", DBG_SB_STAT
, "Print optimization statistics for shaders" },
56 { "sbdump", DBG_SB_DUMP
, "Print IR dumps after some optimization passes" },
57 { "sbnofallback", DBG_SB_NO_FALLBACK
, "Abort on errors instead of fallback" },
58 { "sbdisasm", DBG_SB_DISASM
, "Use sb disassembler for shader dumps" },
59 { "sbsafemath", DBG_SB_SAFEMATH
, "Disable unsafe math optimizations" },
61 DEBUG_NAMED_VALUE_END
/* must be last */
68 static void r600_destroy_context(struct pipe_context
*context
)
70 struct r600_context
*rctx
= (struct r600_context
*)context
;
73 r600_isa_destroy(rctx
->isa
);
75 r600_sb_context_destroy(rctx
->sb_context
);
77 pipe_resource_reference((struct pipe_resource
**)&rctx
->dummy_cmask
, NULL
);
78 pipe_resource_reference((struct pipe_resource
**)&rctx
->dummy_fmask
, NULL
);
80 for (sh
= 0; sh
< PIPE_SHADER_TYPES
; sh
++) {
81 rctx
->b
.b
.set_constant_buffer(&rctx
->b
.b
, sh
, R600_BUFFER_INFO_CONST_BUFFER
, NULL
);
82 free(rctx
->driver_consts
[sh
].constants
);
85 if (rctx
->fixed_func_tcs_shader
)
86 rctx
->b
.b
.delete_tcs_state(&rctx
->b
.b
, rctx
->fixed_func_tcs_shader
);
88 if (rctx
->dummy_pixel_shader
) {
89 rctx
->b
.b
.delete_fs_state(&rctx
->b
.b
, rctx
->dummy_pixel_shader
);
91 if (rctx
->custom_dsa_flush
) {
92 rctx
->b
.b
.delete_depth_stencil_alpha_state(&rctx
->b
.b
, rctx
->custom_dsa_flush
);
94 if (rctx
->custom_blend_resolve
) {
95 rctx
->b
.b
.delete_blend_state(&rctx
->b
.b
, rctx
->custom_blend_resolve
);
97 if (rctx
->custom_blend_decompress
) {
98 rctx
->b
.b
.delete_blend_state(&rctx
->b
.b
, rctx
->custom_blend_decompress
);
100 if (rctx
->custom_blend_fastclear
) {
101 rctx
->b
.b
.delete_blend_state(&rctx
->b
.b
, rctx
->custom_blend_fastclear
);
103 util_unreference_framebuffer_state(&rctx
->framebuffer
.state
);
106 util_blitter_destroy(rctx
->blitter
);
108 if (rctx
->allocator_fetch_shader
) {
109 u_suballocator_destroy(rctx
->allocator_fetch_shader
);
112 r600_release_command_buffer(&rctx
->start_cs_cmd
);
114 FREE(rctx
->start_compute_cs_cmd
.buf
);
116 r600_common_context_cleanup(&rctx
->b
);
120 static struct pipe_context
*r600_create_context(struct pipe_screen
*screen
,
121 void *priv
, unsigned flags
)
123 struct r600_context
*rctx
= CALLOC_STRUCT(r600_context
);
124 struct r600_screen
* rscreen
= (struct r600_screen
*)screen
;
125 struct radeon_winsys
*ws
= rscreen
->b
.ws
;
130 rctx
->b
.b
.screen
= screen
;
131 rctx
->b
.b
.priv
= priv
;
132 rctx
->b
.b
.destroy
= r600_destroy_context
;
133 rctx
->b
.set_atom_dirty
= (void *)r600_set_atom_dirty
;
135 if (!r600_common_context_init(&rctx
->b
, &rscreen
->b
))
138 rctx
->screen
= rscreen
;
139 rctx
->keep_tiling_flags
= rscreen
->b
.info
.drm_minor
>= 12;
141 r600_init_blit_functions(rctx
);
143 if (rscreen
->b
.info
.has_uvd
) {
144 rctx
->b
.b
.create_video_codec
= r600_uvd_create_decoder
;
145 rctx
->b
.b
.create_video_buffer
= r600_video_buffer_create
;
147 rctx
->b
.b
.create_video_codec
= vl_create_decoder
;
148 rctx
->b
.b
.create_video_buffer
= vl_video_buffer_create
;
151 r600_init_common_state_functions(rctx
);
153 switch (rctx
->b
.chip_class
) {
156 r600_init_state_functions(rctx
);
157 r600_init_atom_start_cs(rctx
);
158 rctx
->custom_dsa_flush
= r600_create_db_flush_dsa(rctx
);
159 rctx
->custom_blend_resolve
= rctx
->b
.chip_class
== R700
? r700_create_resolve_blend(rctx
)
160 : r600_create_resolve_blend(rctx
);
161 rctx
->custom_blend_decompress
= r600_create_decompress_blend(rctx
);
162 rctx
->has_vertex_cache
= !(rctx
->b
.family
== CHIP_RV610
||
163 rctx
->b
.family
== CHIP_RV620
||
164 rctx
->b
.family
== CHIP_RS780
||
165 rctx
->b
.family
== CHIP_RS880
||
166 rctx
->b
.family
== CHIP_RV710
);
170 evergreen_init_state_functions(rctx
);
171 evergreen_init_atom_start_cs(rctx
);
172 evergreen_init_atom_start_compute_cs(rctx
);
173 rctx
->custom_dsa_flush
= evergreen_create_db_flush_dsa(rctx
);
174 rctx
->custom_blend_resolve
= evergreen_create_resolve_blend(rctx
);
175 rctx
->custom_blend_decompress
= evergreen_create_decompress_blend(rctx
);
176 rctx
->custom_blend_fastclear
= evergreen_create_fastclear_blend(rctx
);
177 rctx
->has_vertex_cache
= !(rctx
->b
.family
== CHIP_CEDAR
||
178 rctx
->b
.family
== CHIP_PALM
||
179 rctx
->b
.family
== CHIP_SUMO
||
180 rctx
->b
.family
== CHIP_SUMO2
||
181 rctx
->b
.family
== CHIP_CAICOS
||
182 rctx
->b
.family
== CHIP_CAYMAN
||
183 rctx
->b
.family
== CHIP_ARUBA
);
186 R600_ERR("Unsupported chip class %d.\n", rctx
->b
.chip_class
);
190 rctx
->b
.gfx
.cs
= ws
->cs_create(rctx
->b
.ctx
, RING_GFX
,
191 r600_context_gfx_flush
, rctx
,
192 rscreen
->b
.trace_bo
?
193 rscreen
->b
.trace_bo
->buf
: NULL
);
194 rctx
->b
.gfx
.flush
= r600_context_gfx_flush
;
196 rctx
->allocator_fetch_shader
= u_suballocator_create(&rctx
->b
.b
, 64 * 1024, 256,
197 0, PIPE_USAGE_DEFAULT
, FALSE
);
198 if (!rctx
->allocator_fetch_shader
)
201 rctx
->isa
= calloc(1, sizeof(struct r600_isa
));
202 if (!rctx
->isa
|| r600_isa_init(rctx
, rctx
->isa
))
205 if (rscreen
->b
.debug_flags
& DBG_FORCE_DMA
)
206 rctx
->b
.b
.resource_copy_region
= rctx
->b
.dma_copy
;
208 rctx
->blitter
= util_blitter_create(&rctx
->b
.b
);
209 if (rctx
->blitter
== NULL
)
211 util_blitter_set_texture_multisample(rctx
->blitter
, rscreen
->has_msaa
);
212 rctx
->blitter
->draw_rectangle
= r600_draw_rectangle
;
214 r600_begin_new_cs(rctx
);
215 r600_query_init_backend_mask(&rctx
->b
); /* this emits commands and must be last */
217 rctx
->dummy_pixel_shader
=
218 util_make_fragment_cloneinput_shader(&rctx
->b
.b
, 0,
219 TGSI_SEMANTIC_GENERIC
,
220 TGSI_INTERPOLATE_CONSTANT
);
221 rctx
->b
.b
.bind_fs_state(&rctx
->b
.b
, rctx
->dummy_pixel_shader
);
226 r600_destroy_context(&rctx
->b
.b
);
234 static int r600_get_param(struct pipe_screen
* pscreen
, enum pipe_cap param
)
236 struct r600_screen
*rscreen
= (struct r600_screen
*)pscreen
;
237 enum radeon_family family
= rscreen
->b
.family
;
240 /* Supported features (boolean caps). */
241 case PIPE_CAP_NPOT_TEXTURES
:
242 case PIPE_CAP_MIXED_FRAMEBUFFER_SIZES
:
243 case PIPE_CAP_TWO_SIDED_STENCIL
:
244 case PIPE_CAP_ANISOTROPIC_FILTER
:
245 case PIPE_CAP_POINT_SPRITE
:
246 case PIPE_CAP_OCCLUSION_QUERY
:
247 case PIPE_CAP_TEXTURE_SHADOW_MAP
:
248 case PIPE_CAP_TEXTURE_MIRROR_CLAMP
:
249 case PIPE_CAP_BLEND_EQUATION_SEPARATE
:
250 case PIPE_CAP_TEXTURE_SWIZZLE
:
251 case PIPE_CAP_DEPTH_CLIP_DISABLE
:
252 case PIPE_CAP_SHADER_STENCIL_EXPORT
:
253 case PIPE_CAP_VERTEX_ELEMENT_INSTANCE_DIVISOR
:
254 case PIPE_CAP_MIXED_COLORBUFFER_FORMATS
:
255 case PIPE_CAP_TGSI_FS_COORD_ORIGIN_UPPER_LEFT
:
256 case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_HALF_INTEGER
:
258 case PIPE_CAP_SEAMLESS_CUBE_MAP
:
259 case PIPE_CAP_PRIMITIVE_RESTART
:
260 case PIPE_CAP_CONDITIONAL_RENDER
:
261 case PIPE_CAP_TEXTURE_BARRIER
:
262 case PIPE_CAP_VERTEX_COLOR_UNCLAMPED
:
263 case PIPE_CAP_QUADS_FOLLOW_PROVOKING_VERTEX_CONVENTION
:
264 case PIPE_CAP_TGSI_INSTANCEID
:
265 case PIPE_CAP_VERTEX_BUFFER_OFFSET_4BYTE_ALIGNED_ONLY
:
266 case PIPE_CAP_VERTEX_BUFFER_STRIDE_4BYTE_ALIGNED_ONLY
:
267 case PIPE_CAP_VERTEX_ELEMENT_SRC_OFFSET_4BYTE_ALIGNED_ONLY
:
268 case PIPE_CAP_USER_INDEX_BUFFERS
:
269 case PIPE_CAP_USER_CONSTANT_BUFFERS
:
270 case PIPE_CAP_START_INSTANCE
:
271 case PIPE_CAP_MAX_DUAL_SOURCE_RENDER_TARGETS
:
272 case PIPE_CAP_TEXTURE_BUFFER_OBJECTS
:
273 case PIPE_CAP_PREFER_BLIT_BASED_TEXTURE_TRANSFER
:
274 case PIPE_CAP_QUERY_PIPELINE_STATISTICS
:
275 case PIPE_CAP_TEXTURE_MULTISAMPLE
:
276 case PIPE_CAP_BUFFER_MAP_PERSISTENT_COHERENT
:
277 case PIPE_CAP_TGSI_VS_WINDOW_SPACE_POSITION
:
278 case PIPE_CAP_TGSI_VS_LAYER_VIEWPORT
:
279 case PIPE_CAP_SAMPLE_SHADING
:
280 case PIPE_CAP_CLIP_HALFZ
:
281 case PIPE_CAP_POLYGON_OFFSET_CLAMP
:
282 case PIPE_CAP_CONDITIONAL_RENDER_INVERTED
:
283 case PIPE_CAP_TEXTURE_FLOAT_LINEAR
:
284 case PIPE_CAP_TEXTURE_HALF_FLOAT_LINEAR
:
285 case PIPE_CAP_TGSI_TXQS
:
286 case PIPE_CAP_COPY_BETWEEN_COMPRESSED_AND_PLAIN_FORMATS
:
287 case PIPE_CAP_INVALIDATE_BUFFER
:
288 case PIPE_CAP_SURFACE_REINTERPRET_BLOCKS
:
289 case PIPE_CAP_QUERY_MEMORY_INFO
:
292 case PIPE_CAP_DEVICE_RESET_STATUS_QUERY
:
293 return rscreen
->b
.info
.drm_major
== 2 && rscreen
->b
.info
.drm_minor
>= 43;
295 case PIPE_CAP_RESOURCE_FROM_USER_MEMORY
:
296 return !R600_BIG_ENDIAN
&& rscreen
->b
.info
.has_userptr
;
298 case PIPE_CAP_COMPUTE
:
299 return rscreen
->b
.chip_class
> R700
;
301 case PIPE_CAP_TGSI_TEXCOORD
:
304 case PIPE_CAP_FAKE_SW_MSAA
:
307 case PIPE_CAP_MAX_TEXTURE_BUFFER_SIZE
:
308 return MIN2(rscreen
->b
.info
.vram_size
, 0xFFFFFFFF);
310 case PIPE_CAP_MIN_MAP_BUFFER_ALIGNMENT
:
311 return R600_MAP_BUFFER_ALIGNMENT
;
313 case PIPE_CAP_CONSTANT_BUFFER_OFFSET_ALIGNMENT
:
316 case PIPE_CAP_TEXTURE_BUFFER_OFFSET_ALIGNMENT
:
319 case PIPE_CAP_GLSL_FEATURE_LEVEL
:
320 if (family
>= CHIP_CEDAR
)
322 /* pre-evergreen geom shaders need newer kernel */
323 if (rscreen
->b
.info
.drm_minor
>= 37)
327 /* Supported except the original R600. */
328 case PIPE_CAP_INDEP_BLEND_ENABLE
:
329 case PIPE_CAP_INDEP_BLEND_FUNC
:
330 /* R600 doesn't support per-MRT blends */
331 return family
== CHIP_R600
? 0 : 1;
333 /* Supported on Evergreen. */
334 case PIPE_CAP_SEAMLESS_CUBE_MAP_PER_TEXTURE
:
335 case PIPE_CAP_CUBE_MAP_ARRAY
:
336 case PIPE_CAP_TEXTURE_GATHER_SM5
:
337 case PIPE_CAP_TEXTURE_QUERY_LOD
:
338 case PIPE_CAP_TGSI_FS_FINE_DERIVATIVE
:
339 case PIPE_CAP_SAMPLER_VIEW_TARGET
:
340 return family
>= CHIP_CEDAR
? 1 : 0;
341 case PIPE_CAP_MAX_TEXTURE_GATHER_COMPONENTS
:
342 return family
>= CHIP_CEDAR
? 4 : 0;
343 case PIPE_CAP_DRAW_INDIRECT
:
344 /* kernel command checker support is also required */
345 return family
>= CHIP_CEDAR
&& rscreen
->b
.info
.drm_minor
>= 41;
347 case PIPE_CAP_BUFFER_SAMPLER_VIEW_RGBA_ONLY
:
348 return family
>= CHIP_CEDAR
? 0 : 1;
350 /* Unsupported features. */
351 case PIPE_CAP_TGSI_FS_COORD_ORIGIN_LOWER_LEFT
:
352 case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_INTEGER
:
353 case PIPE_CAP_TGSI_CAN_COMPACT_CONSTANTS
:
354 case PIPE_CAP_FRAGMENT_COLOR_CLAMPED
:
355 case PIPE_CAP_VERTEX_COLOR_CLAMPED
:
356 case PIPE_CAP_USER_VERTEX_BUFFERS
:
357 case PIPE_CAP_TEXTURE_GATHER_OFFSETS
:
358 case PIPE_CAP_VERTEXID_NOBASE
:
359 case PIPE_CAP_DEPTH_BOUNDS_TEST
:
360 case PIPE_CAP_FORCE_PERSAMPLE_INTERP
:
361 case PIPE_CAP_SHAREABLE_SHADERS
:
362 case PIPE_CAP_CLEAR_TEXTURE
:
363 case PIPE_CAP_DRAW_PARAMETERS
:
364 case PIPE_CAP_TGSI_PACK_HALF_FLOAT
:
365 case PIPE_CAP_MULTI_DRAW_INDIRECT
:
366 case PIPE_CAP_MULTI_DRAW_INDIRECT_PARAMS
:
367 case PIPE_CAP_TGSI_FS_POSITION_IS_SYSVAL
:
368 case PIPE_CAP_TGSI_FS_FACE_IS_INTEGER_SYSVAL
:
369 case PIPE_CAP_SHADER_BUFFER_OFFSET_ALIGNMENT
:
370 case PIPE_CAP_GENERATE_MIPMAP
:
371 case PIPE_CAP_STRING_MARKER
:
372 case PIPE_CAP_QUERY_BUFFER_OBJECT
:
375 case PIPE_CAP_MAX_SHADER_PATCH_VARYINGS
:
376 if (family
>= CHIP_CEDAR
)
381 case PIPE_CAP_MAX_STREAM_OUTPUT_BUFFERS
:
382 return rscreen
->b
.has_streamout
? 4 : 0;
383 case PIPE_CAP_STREAM_OUTPUT_PAUSE_RESUME
:
384 return rscreen
->b
.has_streamout
? 1 : 0;
385 case PIPE_CAP_MAX_STREAM_OUTPUT_SEPARATE_COMPONENTS
:
386 case PIPE_CAP_MAX_STREAM_OUTPUT_INTERLEAVED_COMPONENTS
:
389 /* Geometry shader output. */
390 case PIPE_CAP_MAX_GEOMETRY_OUTPUT_VERTICES
:
392 case PIPE_CAP_MAX_GEOMETRY_TOTAL_OUTPUT_COMPONENTS
:
394 case PIPE_CAP_MAX_VERTEX_STREAMS
:
395 return family
>= CHIP_CEDAR
? 4 : 1;
397 case PIPE_CAP_MAX_VERTEX_ATTRIB_STRIDE
:
401 case PIPE_CAP_MAX_TEXTURE_2D_LEVELS
:
402 case PIPE_CAP_MAX_TEXTURE_CUBE_LEVELS
:
403 if (family
>= CHIP_CEDAR
)
407 case PIPE_CAP_MAX_TEXTURE_3D_LEVELS
:
408 /* textures support 8192, but layered rendering supports 2048 */
410 case PIPE_CAP_MAX_TEXTURE_ARRAY_LAYERS
:
411 /* textures support 8192, but layered rendering supports 2048 */
412 return rscreen
->b
.info
.drm_minor
>= 9 ? 2048 : 0;
414 /* Render targets. */
415 case PIPE_CAP_MAX_RENDER_TARGETS
:
416 /* XXX some r6xx are buggy and can only do 4 */
419 case PIPE_CAP_MAX_VIEWPORTS
:
420 return R600_MAX_VIEWPORTS
;
422 /* Timer queries, present when the clock frequency is non zero. */
423 case PIPE_CAP_QUERY_TIME_ELAPSED
:
424 return rscreen
->b
.info
.clock_crystal_freq
!= 0;
425 case PIPE_CAP_QUERY_TIMESTAMP
:
426 return rscreen
->b
.info
.drm_minor
>= 20 &&
427 rscreen
->b
.info
.clock_crystal_freq
!= 0;
429 case PIPE_CAP_MIN_TEXTURE_GATHER_OFFSET
:
430 case PIPE_CAP_MIN_TEXEL_OFFSET
:
433 case PIPE_CAP_MAX_TEXTURE_GATHER_OFFSET
:
434 case PIPE_CAP_MAX_TEXEL_OFFSET
:
437 case PIPE_CAP_TEXTURE_BORDER_COLOR_QUIRK
:
438 return PIPE_QUIRK_TEXTURE_BORDER_COLOR_SWIZZLE_R600
;
439 case PIPE_CAP_ENDIANNESS
:
440 return PIPE_ENDIAN_LITTLE
;
442 case PIPE_CAP_VENDOR_ID
:
444 case PIPE_CAP_DEVICE_ID
:
445 return rscreen
->b
.info
.pci_id
;
446 case PIPE_CAP_ACCELERATED
:
448 case PIPE_CAP_VIDEO_MEMORY
:
449 return rscreen
->b
.info
.vram_size
>> 20;
452 case PIPE_CAP_MULTISAMPLE_Z_RESOLVE
:
453 return rscreen
->b
.chip_class
>= R700
;
458 static int r600_get_shader_param(struct pipe_screen
* pscreen
, unsigned shader
, enum pipe_shader_cap param
)
460 struct r600_screen
*rscreen
= (struct r600_screen
*)pscreen
;
464 case PIPE_SHADER_FRAGMENT
:
465 case PIPE_SHADER_VERTEX
:
466 case PIPE_SHADER_COMPUTE
:
468 case PIPE_SHADER_GEOMETRY
:
469 if (rscreen
->b
.family
>= CHIP_CEDAR
)
471 /* pre-evergreen geom shaders need newer kernel */
472 if (rscreen
->b
.info
.drm_minor
>= 37)
475 case PIPE_SHADER_TESS_CTRL
:
476 case PIPE_SHADER_TESS_EVAL
:
477 if (rscreen
->b
.family
>= CHIP_CEDAR
)
484 case PIPE_SHADER_CAP_MAX_INSTRUCTIONS
:
485 case PIPE_SHADER_CAP_MAX_ALU_INSTRUCTIONS
:
486 case PIPE_SHADER_CAP_MAX_TEX_INSTRUCTIONS
:
487 case PIPE_SHADER_CAP_MAX_TEX_INDIRECTIONS
:
489 case PIPE_SHADER_CAP_MAX_CONTROL_FLOW_DEPTH
:
491 case PIPE_SHADER_CAP_MAX_INPUTS
:
492 return shader
== PIPE_SHADER_VERTEX
? 16 : 32;
493 case PIPE_SHADER_CAP_MAX_OUTPUTS
:
494 return shader
== PIPE_SHADER_FRAGMENT
? 8 : 32;
495 case PIPE_SHADER_CAP_MAX_TEMPS
:
496 return 256; /* Max native temporaries. */
497 case PIPE_SHADER_CAP_MAX_CONST_BUFFER_SIZE
:
498 if (shader
== PIPE_SHADER_COMPUTE
) {
499 uint64_t max_const_buffer_size
;
500 pscreen
->get_compute_param(pscreen
,
501 PIPE_COMPUTE_CAP_MAX_MEM_ALLOC_SIZE
,
502 &max_const_buffer_size
);
503 return max_const_buffer_size
;
506 return R600_MAX_CONST_BUFFER_SIZE
;
508 case PIPE_SHADER_CAP_MAX_CONST_BUFFERS
:
509 return R600_MAX_USER_CONST_BUFFERS
;
510 case PIPE_SHADER_CAP_MAX_PREDS
:
511 return 0; /* nothing uses this */
512 case PIPE_SHADER_CAP_TGSI_CONT_SUPPORTED
:
514 case PIPE_SHADER_CAP_TGSI_SQRT_SUPPORTED
:
516 case PIPE_SHADER_CAP_INDIRECT_INPUT_ADDR
:
517 case PIPE_SHADER_CAP_INDIRECT_OUTPUT_ADDR
:
518 case PIPE_SHADER_CAP_INDIRECT_TEMP_ADDR
:
519 case PIPE_SHADER_CAP_INDIRECT_CONST_ADDR
:
521 case PIPE_SHADER_CAP_SUBROUTINES
:
523 case PIPE_SHADER_CAP_INTEGERS
:
524 case PIPE_SHADER_CAP_TGSI_ANY_INOUT_DECL_RANGE
:
526 case PIPE_SHADER_CAP_MAX_TEXTURE_SAMPLERS
:
527 case PIPE_SHADER_CAP_MAX_SAMPLER_VIEWS
:
529 case PIPE_SHADER_CAP_PREFERRED_IR
:
530 if (shader
== PIPE_SHADER_COMPUTE
) {
531 return PIPE_SHADER_IR_NATIVE
;
533 return PIPE_SHADER_IR_TGSI
;
535 case PIPE_SHADER_CAP_DOUBLES
:
536 if (rscreen
->b
.family
== CHIP_CYPRESS
||
537 rscreen
->b
.family
== CHIP_CAYMAN
|| rscreen
->b
.family
== CHIP_ARUBA
)
540 case PIPE_SHADER_CAP_TGSI_DROUND_SUPPORTED
:
541 case PIPE_SHADER_CAP_TGSI_DFRACEXP_DLDEXP_SUPPORTED
:
542 case PIPE_SHADER_CAP_TGSI_FMA_SUPPORTED
:
543 case PIPE_SHADER_CAP_MAX_SHADER_BUFFERS
:
545 case PIPE_SHADER_CAP_MAX_UNROLL_ITERATIONS_HINT
:
546 /* due to a bug in the shader compiler, some loops hang
547 * if they are not unrolled, see:
548 * https://bugs.freedesktop.org/show_bug.cgi?id=86720
555 static void r600_destroy_screen(struct pipe_screen
* pscreen
)
557 struct r600_screen
*rscreen
= (struct r600_screen
*)pscreen
;
562 if (!rscreen
->b
.ws
->unref(rscreen
->b
.ws
))
565 if (rscreen
->global_pool
) {
566 compute_memory_pool_delete(rscreen
->global_pool
);
569 r600_destroy_common_screen(&rscreen
->b
);
572 static struct pipe_resource
*r600_resource_create(struct pipe_screen
*screen
,
573 const struct pipe_resource
*templ
)
575 if (templ
->target
== PIPE_BUFFER
&&
576 (templ
->bind
& PIPE_BIND_GLOBAL
))
577 return r600_compute_global_buffer_create(screen
, templ
);
579 return r600_resource_create_common(screen
, templ
);
582 struct pipe_screen
*r600_screen_create(struct radeon_winsys
*ws
)
584 struct r600_screen
*rscreen
= CALLOC_STRUCT(r600_screen
);
590 /* Set functions first. */
591 rscreen
->b
.b
.context_create
= r600_create_context
;
592 rscreen
->b
.b
.destroy
= r600_destroy_screen
;
593 rscreen
->b
.b
.get_param
= r600_get_param
;
594 rscreen
->b
.b
.get_shader_param
= r600_get_shader_param
;
595 rscreen
->b
.b
.resource_create
= r600_resource_create
;
597 if (!r600_common_screen_init(&rscreen
->b
, ws
)) {
602 if (rscreen
->b
.info
.chip_class
>= EVERGREEN
) {
603 rscreen
->b
.b
.is_format_supported
= evergreen_is_format_supported
;
605 rscreen
->b
.b
.is_format_supported
= r600_is_format_supported
;
608 rscreen
->b
.debug_flags
|= debug_get_flags_option("R600_DEBUG", r600_debug_options
, 0);
609 if (debug_get_bool_option("R600_DEBUG_COMPUTE", FALSE
))
610 rscreen
->b
.debug_flags
|= DBG_COMPUTE
;
611 if (debug_get_bool_option("R600_DUMP_SHADERS", FALSE
))
612 rscreen
->b
.debug_flags
|= DBG_FS
| DBG_VS
| DBG_GS
| DBG_PS
| DBG_CS
| DBG_TCS
| DBG_TES
;
613 if (!debug_get_bool_option("R600_HYPERZ", TRUE
))
614 rscreen
->b
.debug_flags
|= DBG_NO_HYPERZ
;
615 if (debug_get_bool_option("R600_LLVM", FALSE
))
616 rscreen
->b
.debug_flags
|= DBG_LLVM
;
618 if (rscreen
->b
.family
== CHIP_UNKNOWN
) {
619 fprintf(stderr
, "r600: Unknown chipset 0x%04X\n", rscreen
->b
.info
.pci_id
);
624 /* Figure out streamout kernel support. */
625 switch (rscreen
->b
.chip_class
) {
627 if (rscreen
->b
.family
< CHIP_RS780
) {
628 rscreen
->b
.has_streamout
= rscreen
->b
.info
.drm_minor
>= 14;
630 rscreen
->b
.has_streamout
= rscreen
->b
.info
.drm_minor
>= 23;
634 rscreen
->b
.has_streamout
= rscreen
->b
.info
.drm_minor
>= 17;
638 rscreen
->b
.has_streamout
= rscreen
->b
.info
.drm_minor
>= 14;
641 rscreen
->b
.has_streamout
= FALSE
;
646 switch (rscreen
->b
.chip_class
) {
649 rscreen
->has_msaa
= rscreen
->b
.info
.drm_minor
>= 22;
650 rscreen
->has_compressed_msaa_texturing
= false;
653 rscreen
->has_msaa
= rscreen
->b
.info
.drm_minor
>= 19;
654 rscreen
->has_compressed_msaa_texturing
= rscreen
->b
.info
.drm_minor
>= 24;
657 rscreen
->has_msaa
= rscreen
->b
.info
.drm_minor
>= 19;
658 rscreen
->has_compressed_msaa_texturing
= true;
661 rscreen
->has_msaa
= FALSE
;
662 rscreen
->has_compressed_msaa_texturing
= false;
665 rscreen
->b
.has_cp_dma
= rscreen
->b
.info
.drm_minor
>= 27 &&
666 !(rscreen
->b
.debug_flags
& DBG_NO_CP_DMA
);
668 rscreen
->global_pool
= compute_memory_pool_new(rscreen
);
670 /* Create the auxiliary context. This must be done last. */
671 rscreen
->b
.aux_context
= rscreen
->b
.b
.context_create(&rscreen
->b
.b
, NULL
, 0);
673 #if 0 /* This is for testing whether aux_context and buffer clearing work correctly. */
674 struct pipe_resource templ
= {};
677 templ
.height0
= 2048;
679 templ
.array_size
= 1;
680 templ
.target
= PIPE_TEXTURE_2D
;
681 templ
.format
= PIPE_FORMAT_R8G8B8A8_UNORM
;
682 templ
.usage
= PIPE_USAGE_DEFAULT
;
684 struct r600_resource
*res
= r600_resource(rscreen
->screen
.resource_create(&rscreen
->screen
, &templ
));
685 unsigned char *map
= ws
->buffer_map(res
->buf
, NULL
, PIPE_TRANSFER_WRITE
);
689 r600_screen_clear_buffer(rscreen
, &res
->b
.b
, 4, 4, 0xCC);
690 r600_screen_clear_buffer(rscreen
, &res
->b
.b
, 8, 4, 0xDD);
691 r600_screen_clear_buffer(rscreen
, &res
->b
.b
, 12, 4, 0xEE);
692 r600_screen_clear_buffer(rscreen
, &res
->b
.b
, 20, 4, 0xFF);
693 r600_screen_clear_buffer(rscreen
, &res
->b
.b
, 32, 20, 0x87);
695 ws
->buffer_wait(res
->buf
, RADEON_USAGE_WRITE
);
698 for (i
= 0; i
< 256; i
++) {
699 printf("%02X", map
[i
]);
705 return &rscreen
->b
.b
;