2 * Copyright © 2017 Intel Corporation
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 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
11 * The above copyright notice and this permission notice shall be included
12 * in all copies or substantial portions of the Software.
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
15 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
17 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
19 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
20 * DEALINGS IN THE SOFTWARE.
26 * Screen related driver hooks and capability lists.
28 * A program may use multiple rendering contexts (iris_context), but
29 * they all share a common screen (iris_screen). Global driver state
30 * can be stored in the screen; it may be accessed by multiple threads.
35 #include <sys/ioctl.h>
36 #include "pipe/p_defines.h"
37 #include "pipe/p_state.h"
38 #include "pipe/p_context.h"
39 #include "pipe/p_screen.h"
40 #include "util/debug.h"
41 #include "util/u_inlines.h"
42 #include "util/u_format.h"
43 #include "util/u_transfer_helper.h"
44 #include "util/u_upload_mgr.h"
45 #include "util/ralloc.h"
46 #include "util/xmlconfig.h"
47 #include "drm-uapi/i915_drm.h"
48 #include "iris_context.h"
49 #include "iris_defines.h"
50 #include "iris_fence.h"
51 #include "iris_pipe.h"
52 #include "iris_resource.h"
53 #include "iris_screen.h"
54 #include "intel/compiler/brw_compiler.h"
57 iris_flush_frontbuffer(struct pipe_screen
*_screen
,
58 struct pipe_resource
*resource
,
59 unsigned level
, unsigned layer
,
60 void *context_private
, struct pipe_box
*box
)
65 iris_get_vendor(struct pipe_screen
*pscreen
)
71 iris_get_device_vendor(struct pipe_screen
*pscreen
)
77 iris_get_name(struct pipe_screen
*pscreen
)
79 struct iris_screen
*screen
= (struct iris_screen
*)pscreen
;
83 switch (screen
->pci_id
) {
85 #define CHIPSET(id, symbol, str) case id: chipset = str; break;
86 #include "pci_ids/i965_pci_ids.h"
88 chipset
= "Unknown Intel Chipset";
92 snprintf(buf
, sizeof(buf
), "Mesa %s", chipset
);
97 get_aperture_size(int fd
)
99 struct drm_i915_gem_get_aperture aperture
= {};
100 drm_ioctl(fd
, DRM_IOCTL_I915_GEM_GET_APERTURE
, &aperture
);
101 return aperture
.aper_size
;
105 iris_get_param(struct pipe_screen
*pscreen
, enum pipe_cap param
)
107 struct iris_screen
*screen
= (struct iris_screen
*)pscreen
;
108 const struct gen_device_info
*devinfo
= &screen
->devinfo
;
111 case PIPE_CAP_NPOT_TEXTURES
:
112 case PIPE_CAP_ANISOTROPIC_FILTER
:
113 case PIPE_CAP_POINT_SPRITE
:
114 case PIPE_CAP_OCCLUSION_QUERY
:
115 case PIPE_CAP_QUERY_TIME_ELAPSED
:
116 case PIPE_CAP_TEXTURE_SWIZZLE
:
117 case PIPE_CAP_TEXTURE_MIRROR_CLAMP_TO_EDGE
:
118 case PIPE_CAP_BLEND_EQUATION_SEPARATE
:
120 case PIPE_CAP_PRIMITIVE_RESTART
:
121 case PIPE_CAP_INDEP_BLEND_ENABLE
:
122 case PIPE_CAP_INDEP_BLEND_FUNC
:
123 case PIPE_CAP_RGB_OVERRIDE_DST_ALPHA_BLEND
:
124 case PIPE_CAP_TGSI_FS_COORD_ORIGIN_UPPER_LEFT
:
125 case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_INTEGER
:
126 case PIPE_CAP_DEPTH_CLIP_DISABLE
:
127 case PIPE_CAP_TGSI_INSTANCEID
:
128 case PIPE_CAP_VERTEX_ELEMENT_INSTANCE_DIVISOR
:
129 case PIPE_CAP_MIXED_COLORBUFFER_FORMATS
:
130 case PIPE_CAP_SEAMLESS_CUBE_MAP
:
131 case PIPE_CAP_SEAMLESS_CUBE_MAP_PER_TEXTURE
:
132 case PIPE_CAP_CONDITIONAL_RENDER
:
133 case PIPE_CAP_TEXTURE_BARRIER
:
134 case PIPE_CAP_STREAM_OUTPUT_PAUSE_RESUME
:
135 case PIPE_CAP_VERTEX_COLOR_UNCLAMPED
:
136 case PIPE_CAP_COMPUTE
:
137 case PIPE_CAP_START_INSTANCE
:
138 case PIPE_CAP_QUERY_TIMESTAMP
:
139 case PIPE_CAP_TEXTURE_MULTISAMPLE
:
140 case PIPE_CAP_CUBE_MAP_ARRAY
:
141 case PIPE_CAP_TEXTURE_BUFFER_OBJECTS
:
142 case PIPE_CAP_QUERY_PIPELINE_STATISTICS_SINGLE
:
143 case PIPE_CAP_BUFFER_MAP_PERSISTENT_COHERENT
:
144 case PIPE_CAP_TEXTURE_QUERY_LOD
:
145 case PIPE_CAP_SAMPLE_SHADING
:
146 case PIPE_CAP_FORCE_PERSAMPLE_INTERP
:
147 case PIPE_CAP_DRAW_INDIRECT
:
148 case PIPE_CAP_MULTI_DRAW_INDIRECT
:
149 case PIPE_CAP_MULTI_DRAW_INDIRECT_PARAMS
:
150 case PIPE_CAP_MIXED_FRAMEBUFFER_SIZES
:
151 case PIPE_CAP_TGSI_VS_LAYER_VIEWPORT
:
152 case PIPE_CAP_TGSI_TES_LAYER_VIEWPORT
:
153 case PIPE_CAP_TGSI_FS_FINE_DERIVATIVE
:
154 case PIPE_CAP_ACCELERATED
:
156 case PIPE_CAP_CONDITIONAL_RENDER_INVERTED
:
157 case PIPE_CAP_CLIP_HALFZ
:
158 case PIPE_CAP_TGSI_TEXCOORD
:
159 case PIPE_CAP_STREAM_OUTPUT_INTERLEAVE_BUFFERS
:
160 case PIPE_CAP_DOUBLES
:
162 case PIPE_CAP_INT64_DIVMOD
:
163 case PIPE_CAP_SAMPLER_VIEW_TARGET
:
164 case PIPE_CAP_ROBUST_BUFFER_ACCESS_BEHAVIOR
:
165 case PIPE_CAP_DEVICE_RESET_STATUS_QUERY
:
166 case PIPE_CAP_COPY_BETWEEN_COMPRESSED_AND_PLAIN_FORMATS
:
167 case PIPE_CAP_FRAMEBUFFER_NO_ATTACHMENT
:
168 case PIPE_CAP_CULL_DISTANCE
:
169 case PIPE_CAP_PACKED_UNIFORMS
:
170 case PIPE_CAP_SIGNED_VERTEX_BUFFER_OFFSET
:
171 case PIPE_CAP_TEXTURE_FLOAT_LINEAR
:
172 case PIPE_CAP_TEXTURE_HALF_FLOAT_LINEAR
:
173 case PIPE_CAP_POLYGON_OFFSET_CLAMP
:
174 case PIPE_CAP_QUERY_SO_OVERFLOW
:
175 case PIPE_CAP_QUERY_BUFFER_OBJECT
:
176 case PIPE_CAP_TGSI_TEX_TXF_LZ
:
177 case PIPE_CAP_TGSI_TXQS
:
178 case PIPE_CAP_TGSI_CLOCK
:
179 case PIPE_CAP_TGSI_BALLOT
:
180 case PIPE_CAP_MULTISAMPLE_Z_RESOLVE
:
181 case PIPE_CAP_CLEAR_TEXTURE
:
182 case PIPE_CAP_TGSI_VOTE
:
183 case PIPE_CAP_TGSI_VS_WINDOW_SPACE_POSITION
:
184 case PIPE_CAP_TEXTURE_GATHER_SM5
:
185 case PIPE_CAP_TGSI_ARRAY_COMPONENTS
:
186 case PIPE_CAP_GLSL_TESS_LEVELS_AS_INPUTS
:
187 case PIPE_CAP_LOAD_CONSTBUF
:
188 case PIPE_CAP_NIR_COMPACT_ARRAYS
:
189 case PIPE_CAP_DRAW_PARAMETERS
:
190 case PIPE_CAP_TGSI_FS_FACE_IS_INTEGER_SYSVAL
:
191 case PIPE_CAP_COMPUTE_SHADER_DERIVATIVES
:
192 case PIPE_CAP_INVALIDATE_BUFFER
:
193 case PIPE_CAP_SURFACE_REINTERPRET_BLOCKS
:
195 case PIPE_CAP_CONSERVATIVE_RASTER_INNER_COVERAGE
:
196 case PIPE_CAP_TGSI_FS_FBFETCH
:
197 case PIPE_CAP_POST_DEPTH_COVERAGE
:
198 case PIPE_CAP_SHADER_STENCIL_EXPORT
:
199 case PIPE_CAP_DEPTH_CLIP_DISABLE_SEPARATE
:
200 return devinfo
->gen
>= 9;
201 case PIPE_CAP_MAX_DUAL_SOURCE_RENDER_TARGETS
:
203 case PIPE_CAP_MAX_RENDER_TARGETS
:
204 return BRW_MAX_DRAW_BUFFERS
;
205 case PIPE_CAP_MAX_TEXTURE_2D_LEVELS
:
206 case PIPE_CAP_MAX_TEXTURE_CUBE_LEVELS
:
207 return IRIS_MAX_MIPLEVELS
; /* 16384x16384 */
208 case PIPE_CAP_MAX_TEXTURE_3D_LEVELS
:
209 return 12; /* 2048x2048 */
210 case PIPE_CAP_MAX_STREAM_OUTPUT_BUFFERS
:
212 case PIPE_CAP_MAX_TEXTURE_ARRAY_LAYERS
:
214 case PIPE_CAP_MAX_STREAM_OUTPUT_SEPARATE_COMPONENTS
:
215 return BRW_MAX_SOL_BINDINGS
/ IRIS_MAX_SOL_BUFFERS
;
216 case PIPE_CAP_MAX_STREAM_OUTPUT_INTERLEAVED_COMPONENTS
:
217 return BRW_MAX_SOL_BINDINGS
;
218 case PIPE_CAP_GLSL_FEATURE_LEVEL
:
220 case PIPE_CAP_GLSL_FEATURE_LEVEL_COMPATIBILITY
:
222 case PIPE_CAP_CONSTANT_BUFFER_OFFSET_ALIGNMENT
:
223 /* 3DSTATE_CONSTANT_XS requires the start of UBOs to be 32B aligned */
225 case PIPE_CAP_MIN_MAP_BUFFER_ALIGNMENT
:
226 return IRIS_MAP_BUFFER_ALIGNMENT
;
227 case PIPE_CAP_SHADER_BUFFER_OFFSET_ALIGNMENT
:
228 /* Choose a cacheline (64 bytes) so that we can safely have the CPU and
229 * GPU writing the same SSBO on non-coherent systems (Atom CPUs). With
230 * UBOs, the GPU never writes, so there's no problem. For an SSBO, the
231 * GPU and the CPU can be updating disjoint regions of the buffer
232 * simultaneously and that will break if the regions overlap the same
236 case PIPE_CAP_MAX_SHADER_BUFFER_SIZE
:
238 case PIPE_CAP_TEXTURE_BUFFER_OFFSET_ALIGNMENT
:
239 return 16; // XXX: u_screen says 256 is the minimum value...
240 case PIPE_CAP_PREFER_BLIT_BASED_TEXTURE_TRANSFER
:
241 return true; // XXX: ?????
242 case PIPE_CAP_MAX_TEXTURE_BUFFER_SIZE
:
243 return IRIS_MAX_TEXTURE_BUFFER_SIZE
;
244 case PIPE_CAP_MAX_VIEWPORTS
:
246 case PIPE_CAP_MAX_GEOMETRY_OUTPUT_VERTICES
:
248 case PIPE_CAP_MAX_GEOMETRY_TOTAL_OUTPUT_COMPONENTS
:
250 case PIPE_CAP_MAX_GS_INVOCATIONS
:
252 case PIPE_CAP_MAX_TEXTURE_GATHER_COMPONENTS
:
254 case PIPE_CAP_MIN_TEXTURE_GATHER_OFFSET
:
256 case PIPE_CAP_MAX_TEXTURE_GATHER_OFFSET
:
258 case PIPE_CAP_MAX_VERTEX_STREAMS
:
260 case PIPE_CAP_VENDOR_ID
:
262 case PIPE_CAP_DEVICE_ID
:
263 return screen
->pci_id
;
264 case PIPE_CAP_VIDEO_MEMORY
: {
265 /* Once a batch uses more than 75% of the maximum mappable size, we
266 * assume that there's some fragmentation, and we start doing extra
267 * flushing, etc. That's the big cliff apps will care about.
269 const unsigned gpu_mappable_megabytes
=
270 (screen
->aperture_bytes
* 3 / 4) / (1024 * 1024);
272 const long system_memory_pages
= sysconf(_SC_PHYS_PAGES
);
273 const long system_page_size
= sysconf(_SC_PAGE_SIZE
);
275 if (system_memory_pages
<= 0 || system_page_size
<= 0)
278 const uint64_t system_memory_bytes
=
279 (uint64_t) system_memory_pages
* (uint64_t) system_page_size
;
281 const unsigned system_memory_megabytes
=
282 (unsigned) (system_memory_bytes
/ (1024 * 1024));
284 return MIN2(system_memory_megabytes
, gpu_mappable_megabytes
);
286 case PIPE_CAP_MAX_SHADER_PATCH_VARYINGS
:
287 case PIPE_CAP_MAX_VARYINGS
:
289 case PIPE_CAP_RESOURCE_FROM_USER_MEMORY
:
290 /* AMD_pinned_memory assumes the flexibility of using client memory
291 * for any buffer (incl. vertex buffers) which rules out the prospect
292 * of using snooped buffers, as using snooped buffers without
293 * cogniscience is likely to be detrimental to performance and require
294 * extensive checking in the driver for correctness, e.g. to prevent
295 * illegal snoop <-> snoop transfers.
297 return devinfo
->has_llc
;
299 case PIPE_CAP_CONTEXT_PRIORITY_MASK
:
300 return PIPE_CONTEXT_PRIORITY_LOW
|
301 PIPE_CONTEXT_PRIORITY_MEDIUM
|
302 PIPE_CONTEXT_PRIORITY_HIGH
;
304 // XXX: don't hardcode 00:00:02.0 PCI here
305 case PIPE_CAP_PCI_GROUP
:
307 case PIPE_CAP_PCI_BUS
:
309 case PIPE_CAP_PCI_DEVICE
:
311 case PIPE_CAP_PCI_FUNCTION
:
315 return u_pipe_screen_get_param_defaults(pscreen
, param
);
321 iris_get_paramf(struct pipe_screen
*pscreen
, enum pipe_capf param
)
324 case PIPE_CAPF_MAX_LINE_WIDTH
:
325 case PIPE_CAPF_MAX_LINE_WIDTH_AA
:
328 case PIPE_CAPF_MAX_POINT_WIDTH
:
329 case PIPE_CAPF_MAX_POINT_WIDTH_AA
:
332 case PIPE_CAPF_MAX_TEXTURE_ANISOTROPY
:
334 case PIPE_CAPF_MAX_TEXTURE_LOD_BIAS
:
336 case PIPE_CAPF_MIN_CONSERVATIVE_RASTER_DILATE
:
337 case PIPE_CAPF_MAX_CONSERVATIVE_RASTER_DILATE
:
338 case PIPE_CAPF_CONSERVATIVE_RASTER_DILATE_GRANULARITY
:
341 unreachable("unknown param");
346 iris_get_shader_param(struct pipe_screen
*pscreen
,
347 enum pipe_shader_type p_stage
,
348 enum pipe_shader_cap param
)
350 gl_shader_stage stage
= stage_from_pipe(p_stage
);
352 /* this is probably not totally correct.. but it's a start: */
354 case PIPE_SHADER_CAP_MAX_INSTRUCTIONS
:
355 return stage
== MESA_SHADER_FRAGMENT
? 1024 : 16384;
356 case PIPE_SHADER_CAP_MAX_ALU_INSTRUCTIONS
:
357 case PIPE_SHADER_CAP_MAX_TEX_INSTRUCTIONS
:
358 case PIPE_SHADER_CAP_MAX_TEX_INDIRECTIONS
:
359 return stage
== MESA_SHADER_FRAGMENT
? 1024 : 0;
361 case PIPE_SHADER_CAP_MAX_CONTROL_FLOW_DEPTH
:
364 case PIPE_SHADER_CAP_MAX_INPUTS
:
365 return stage
== MESA_SHADER_VERTEX
? 16 : 32;
366 case PIPE_SHADER_CAP_MAX_OUTPUTS
:
368 case PIPE_SHADER_CAP_MAX_CONST_BUFFER_SIZE
:
369 return 16 * 1024 * sizeof(float);
370 case PIPE_SHADER_CAP_MAX_CONST_BUFFERS
:
372 case PIPE_SHADER_CAP_MAX_TEMPS
:
373 return 256; /* GL_MAX_PROGRAM_TEMPORARIES_ARB */
374 case PIPE_SHADER_CAP_TGSI_CONT_SUPPORTED
:
376 case PIPE_SHADER_CAP_INDIRECT_INPUT_ADDR
:
377 case PIPE_SHADER_CAP_INDIRECT_OUTPUT_ADDR
:
378 case PIPE_SHADER_CAP_INDIRECT_TEMP_ADDR
:
379 case PIPE_SHADER_CAP_INDIRECT_CONST_ADDR
:
380 /* Lie about these to avoid st/mesa's GLSL IR lowering of indirects,
381 * which we don't want. Our compiler backend will check brw_compiler's
382 * options and call nir_lower_indirect_derefs appropriately anyway.
385 case PIPE_SHADER_CAP_SUBROUTINES
:
387 case PIPE_SHADER_CAP_INTEGERS
:
388 case PIPE_SHADER_CAP_SCALAR_ISA
:
390 case PIPE_SHADER_CAP_INT64_ATOMICS
:
391 case PIPE_SHADER_CAP_FP16
:
393 case PIPE_SHADER_CAP_MAX_TEXTURE_SAMPLERS
:
394 case PIPE_SHADER_CAP_MAX_SAMPLER_VIEWS
:
395 case PIPE_SHADER_CAP_MAX_SHADER_IMAGES
:
396 return IRIS_MAX_TEXTURE_SAMPLERS
;
397 case PIPE_SHADER_CAP_MAX_SHADER_BUFFERS
:
398 return IRIS_MAX_ABOS
+ IRIS_MAX_SSBOS
;
399 case PIPE_SHADER_CAP_MAX_HW_ATOMIC_COUNTERS
:
400 case PIPE_SHADER_CAP_MAX_HW_ATOMIC_COUNTER_BUFFERS
:
402 case PIPE_SHADER_CAP_PREFERRED_IR
:
403 return PIPE_SHADER_IR_NIR
;
404 case PIPE_SHADER_CAP_SUPPORTED_IRS
:
405 return 1 << PIPE_SHADER_IR_NIR
;
406 case PIPE_SHADER_CAP_MAX_UNROLL_ITERATIONS_HINT
:
408 case PIPE_SHADER_CAP_LOWER_IF_THRESHOLD
:
409 case PIPE_SHADER_CAP_TGSI_SKIP_MERGE_REGISTERS
:
410 case PIPE_SHADER_CAP_TGSI_DROUND_SUPPORTED
:
411 case PIPE_SHADER_CAP_TGSI_DFRACEXP_DLDEXP_SUPPORTED
:
412 case PIPE_SHADER_CAP_TGSI_LDEXP_SUPPORTED
:
413 case PIPE_SHADER_CAP_TGSI_FMA_SUPPORTED
:
414 case PIPE_SHADER_CAP_TGSI_ANY_INOUT_DECL_RANGE
:
415 case PIPE_SHADER_CAP_TGSI_SQRT_SUPPORTED
:
418 unreachable("unknown shader param");
423 iris_get_compute_param(struct pipe_screen
*pscreen
,
424 enum pipe_shader_ir ir_type
,
425 enum pipe_compute_cap param
,
428 struct iris_screen
*screen
= (struct iris_screen
*)pscreen
;
429 const struct gen_device_info
*devinfo
= &screen
->devinfo
;
431 const unsigned max_threads
= MIN2(64, devinfo
->max_cs_threads
);
432 const uint32_t max_invocations
= 32 * max_threads
;
434 #define RET(x) do { \
436 memcpy(ret, x, sizeof(x)); \
441 case PIPE_COMPUTE_CAP_ADDRESS_BITS
:
442 RET((uint32_t []){ 32 });
444 case PIPE_COMPUTE_CAP_IR_TARGET
:
449 case PIPE_COMPUTE_CAP_GRID_DIMENSION
:
450 RET((uint64_t []) { 3 });
452 case PIPE_COMPUTE_CAP_MAX_GRID_SIZE
:
453 RET(((uint64_t []) { 65535, 65535, 65535 }));
455 case PIPE_COMPUTE_CAP_MAX_BLOCK_SIZE
:
456 /* MaxComputeWorkGroupSize[0..2] */
457 RET(((uint64_t []) {max_invocations
, max_invocations
, max_invocations
}));
459 case PIPE_COMPUTE_CAP_MAX_THREADS_PER_BLOCK
:
460 /* MaxComputeWorkGroupInvocations */
461 RET((uint64_t []) { max_invocations
});
463 case PIPE_COMPUTE_CAP_MAX_LOCAL_SIZE
:
464 /* MaxComputeSharedMemorySize */
465 RET((uint64_t []) { 64 * 1024 });
467 case PIPE_COMPUTE_CAP_IMAGES_SUPPORTED
:
468 RET((uint32_t []) { 1 });
470 case PIPE_COMPUTE_CAP_SUBGROUP_SIZE
:
471 RET((uint32_t []) { BRW_SUBGROUP_SIZE
});
473 case PIPE_COMPUTE_CAP_MAX_MEM_ALLOC_SIZE
:
474 case PIPE_COMPUTE_CAP_MAX_CLOCK_FREQUENCY
:
475 case PIPE_COMPUTE_CAP_MAX_COMPUTE_UNITS
:
476 case PIPE_COMPUTE_CAP_MAX_GLOBAL_SIZE
:
477 case PIPE_COMPUTE_CAP_MAX_PRIVATE_SIZE
:
478 case PIPE_COMPUTE_CAP_MAX_INPUT_SIZE
:
479 case PIPE_COMPUTE_CAP_MAX_VARIABLE_THREADS_PER_BLOCK
:
480 // XXX: I think these are for Clover...
484 unreachable("unknown compute param");
489 iris_get_timestamp(struct pipe_screen
*pscreen
)
491 struct iris_screen
*screen
= (struct iris_screen
*) pscreen
;
492 const unsigned TIMESTAMP
= 0x2358;
495 iris_reg_read(screen
->bufmgr
, TIMESTAMP
| 1, &result
);
497 result
= iris_timebase_scale(&screen
->devinfo
, result
);
498 result
&= (1ull << TIMESTAMP_BITS
) - 1;
504 iris_destroy_screen(struct pipe_screen
*pscreen
)
506 struct iris_screen
*screen
= (struct iris_screen
*) pscreen
;
507 iris_bo_unreference(screen
->workaround_bo
);
508 u_transfer_helper_destroy(pscreen
->transfer_helper
);
509 iris_bufmgr_destroy(screen
->bufmgr
);
514 iris_query_memory_info(struct pipe_screen
*pscreen
,
515 struct pipe_memory_info
*info
)
520 iris_get_compiler_options(struct pipe_screen
*pscreen
,
521 enum pipe_shader_ir ir
,
522 enum pipe_shader_type pstage
)
524 struct iris_screen
*screen
= (struct iris_screen
*) pscreen
;
525 gl_shader_stage stage
= stage_from_pipe(pstage
);
526 assert(ir
== PIPE_SHADER_IR_NIR
);
528 return screen
->compiler
->glsl_compiler_options
[stage
].NirOptions
;
532 iris_getparam(struct iris_screen
*screen
, int param
, int *value
)
534 struct drm_i915_getparam gp
= { .param
= param
, .value
= value
};
536 if (ioctl(screen
->fd
, DRM_IOCTL_I915_GETPARAM
, &gp
) == -1)
543 iris_getparam_integer(struct iris_screen
*screen
, int param
)
547 if (iris_getparam(screen
, param
, &value
) == 0)
554 iris_shader_debug_log(void *data
, const char *fmt
, ...)
556 struct pipe_debug_callback
*dbg
= data
;
560 if (!dbg
->debug_message
)
564 dbg
->debug_message(dbg
->data
, &id
, PIPE_DEBUG_TYPE_SHADER_INFO
, fmt
, args
);
569 iris_shader_perf_log(void *data
, const char *fmt
, ...)
571 struct pipe_debug_callback
*dbg
= data
;
576 if (unlikely(INTEL_DEBUG
& DEBUG_PERF
)) {
578 va_copy(args_copy
, args
);
579 vfprintf(stderr
, fmt
, args_copy
);
583 if (dbg
->debug_message
) {
584 dbg
->debug_message(dbg
->data
, &id
, PIPE_DEBUG_TYPE_PERF_INFO
, fmt
, args
);
591 iris_screen_create(int fd
, const struct pipe_screen_config
*config
)
593 struct iris_screen
*screen
= rzalloc(NULL
, struct iris_screen
);
598 screen
->pci_id
= iris_getparam_integer(screen
, I915_PARAM_CHIPSET_ID
);
600 if (!gen_get_device_info(screen
->pci_id
, &screen
->devinfo
))
603 if (screen
->devinfo
.gen
< 8 || screen
->devinfo
.is_cherryview
)
606 screen
->devinfo
.timestamp_frequency
=
607 iris_getparam_integer(screen
, I915_PARAM_CS_TIMESTAMP_FREQUENCY
);
609 screen
->aperture_bytes
= get_aperture_size(fd
);
611 if (getenv("INTEL_NO_HW") != NULL
)
612 screen
->no_hw
= true;
614 screen
->bufmgr
= iris_bufmgr_init(&screen
->devinfo
, fd
);
618 screen
->workaround_bo
=
619 iris_bo_alloc(screen
->bufmgr
, "workaround", 4096, IRIS_MEMZONE_OTHER
);
620 if (!screen
->workaround_bo
)
623 brw_process_intel_debug_variable();
625 screen
->driconf
.dual_color_blend_by_location
=
626 driQueryOptionb(config
->options
, "dual_color_blend_by_location");
628 screen
->precompile
= env_var_as_boolean("shader_precompile", true);
630 isl_device_init(&screen
->isl_dev
, &screen
->devinfo
, false);
632 screen
->compiler
= brw_compiler_create(screen
, &screen
->devinfo
);
633 screen
->compiler
->shader_debug_log
= iris_shader_debug_log
;
634 screen
->compiler
->shader_perf_log
= iris_shader_perf_log
;
635 screen
->compiler
->supports_pull_constants
= false;
637 slab_create_parent(&screen
->transfer_pool
,
638 sizeof(struct iris_transfer
), 64);
640 screen
->subslice_total
=
641 iris_getparam_integer(screen
, I915_PARAM_SUBSLICE_TOTAL
);
642 assert(screen
->subslice_total
>= 1);
644 struct pipe_screen
*pscreen
= &screen
->base
;
646 iris_init_screen_fence_functions(pscreen
);
647 iris_init_screen_resource_functions(pscreen
);
649 pscreen
->destroy
= iris_destroy_screen
;
650 pscreen
->get_name
= iris_get_name
;
651 pscreen
->get_vendor
= iris_get_vendor
;
652 pscreen
->get_device_vendor
= iris_get_device_vendor
;
653 pscreen
->get_param
= iris_get_param
;
654 pscreen
->get_shader_param
= iris_get_shader_param
;
655 pscreen
->get_compute_param
= iris_get_compute_param
;
656 pscreen
->get_paramf
= iris_get_paramf
;
657 pscreen
->get_compiler_options
= iris_get_compiler_options
;
658 pscreen
->is_format_supported
= iris_is_format_supported
;
659 pscreen
->context_create
= iris_create_context
;
660 pscreen
->flush_frontbuffer
= iris_flush_frontbuffer
;
661 pscreen
->get_timestamp
= iris_get_timestamp
;
662 pscreen
->query_memory_info
= iris_query_memory_info
;