1bf3441802781d8b8a94e0bbbe54779918f1af36
[mesa.git] / src / gallium / drivers / radeonsi / si_pipe.h
1 /*
2 * Copyright 2010 Jerome Glisse <glisse@freedesktop.org>
3 * Copyright 2018 Advanced Micro Devices, Inc.
4 * All Rights Reserved.
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the "Software"),
8 * to deal in the Software without restriction, including without limitation
9 * on the rights to use, copy, modify, merge, publish, distribute, sub
10 * license, and/or sell copies of the Software, and to permit persons to whom
11 * the Software is furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice (including the next
14 * paragraph) shall be included in all copies or substantial portions of the
15 * Software.
16 *
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
18 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
20 * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
21 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
22 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
23 * USE OR OTHER DEALINGS IN THE SOFTWARE.
24 */
25 #ifndef SI_PIPE_H
26 #define SI_PIPE_H
27
28 #include "si_shader.h"
29 #include "si_state.h"
30 #include "util/u_dynarray.h"
31 #include "util/u_idalloc.h"
32 #include "util/u_threaded_context.h"
33
34 #if UTIL_ARCH_BIG_ENDIAN
35 #define SI_BIG_ENDIAN 1
36 #else
37 #define SI_BIG_ENDIAN 0
38 #endif
39
40 #define ATI_VENDOR_ID 0x1002
41 #define SI_PRIM_DISCARD_DEBUG 0
42 #define SI_NOT_QUERY 0xffffffff
43
44 /* The base vertex and primitive restart can be any number, but we must pick
45 * one which will mean "unknown" for the purpose of state tracking and
46 * the number shouldn't be a commonly-used one. */
47 #define SI_BASE_VERTEX_UNKNOWN INT_MIN
48 #define SI_RESTART_INDEX_UNKNOWN INT_MIN
49 #define SI_INSTANCE_COUNT_UNKNOWN INT_MIN
50 #define SI_NUM_SMOOTH_AA_SAMPLES 8
51 #define SI_MAX_POINT_SIZE 2048
52 #define SI_GS_PER_ES 128
53 /* Alignment for optimal CP DMA performance. */
54 #define SI_CPDMA_ALIGNMENT 32
55
56 /* Tunables for compute-based clear_buffer and copy_buffer: */
57 #define SI_COMPUTE_CLEAR_DW_PER_THREAD 4
58 #define SI_COMPUTE_COPY_DW_PER_THREAD 4
59 #define SI_COMPUTE_DST_CACHE_POLICY L2_STREAM
60
61 /* Pipeline & streamout query controls. */
62 #define SI_CONTEXT_START_PIPELINE_STATS (1 << 0)
63 #define SI_CONTEXT_STOP_PIPELINE_STATS (1 << 1)
64 #define SI_CONTEXT_FLUSH_FOR_RENDER_COND (1 << 2)
65 /* Instruction cache. */
66 #define SI_CONTEXT_INV_ICACHE (1 << 3)
67 /* Scalar cache. (GFX6-9: scalar L1; GFX10: scalar L0)
68 * GFX10: This also invalidates the L1 shader array cache. */
69 #define SI_CONTEXT_INV_SCACHE (1 << 4)
70 /* Vector cache. (GFX6-9: vector L1; GFX10: vector L0)
71 * GFX10: This also invalidates the L1 shader array cache. */
72 #define SI_CONTEXT_INV_VCACHE (1 << 5)
73 /* L2 cache + L2 metadata cache writeback & invalidate.
74 * GFX6-8: Used by shaders only. GFX9-10: Used by everything. */
75 #define SI_CONTEXT_INV_L2 (1 << 6)
76 /* L2 writeback (write dirty L2 lines to memory for non-L2 clients).
77 * Only used for coherency with non-L2 clients like CB, DB, CP on GFX6-8.
78 * GFX6-7 will do complete invalidation, because the writeback is unsupported. */
79 #define SI_CONTEXT_WB_L2 (1 << 7)
80 /* Writeback & invalidate the L2 metadata cache only. It can only be coupled with
81 * a CB or DB flush. */
82 #define SI_CONTEXT_INV_L2_METADATA (1 << 8)
83 /* Framebuffer caches. */
84 #define SI_CONTEXT_FLUSH_AND_INV_DB (1 << 9)
85 #define SI_CONTEXT_FLUSH_AND_INV_DB_META (1 << 10)
86 #define SI_CONTEXT_FLUSH_AND_INV_CB (1 << 11)
87 /* Engine synchronization. */
88 #define SI_CONTEXT_VS_PARTIAL_FLUSH (1 << 12)
89 #define SI_CONTEXT_PS_PARTIAL_FLUSH (1 << 13)
90 #define SI_CONTEXT_CS_PARTIAL_FLUSH (1 << 14)
91 #define SI_CONTEXT_VGT_FLUSH (1 << 15)
92 #define SI_CONTEXT_VGT_STREAMOUT_SYNC (1 << 16)
93
94 #define SI_PREFETCH_VBO_DESCRIPTORS (1 << 0)
95 #define SI_PREFETCH_LS (1 << 1)
96 #define SI_PREFETCH_HS (1 << 2)
97 #define SI_PREFETCH_ES (1 << 3)
98 #define SI_PREFETCH_GS (1 << 4)
99 #define SI_PREFETCH_VS (1 << 5)
100 #define SI_PREFETCH_PS (1 << 6)
101
102 #define SI_MAX_BORDER_COLORS 4096
103 #define SI_MAX_VIEWPORTS 16
104 #define SIX_BITS 0x3F
105 #define SI_MAP_BUFFER_ALIGNMENT 64
106 #define SI_MAX_VARIABLE_THREADS_PER_BLOCK 1024
107
108 #define SI_RESOURCE_FLAG_FORCE_LINEAR (PIPE_RESOURCE_FLAG_DRV_PRIV << 0)
109 #define SI_RESOURCE_FLAG_FLUSHED_DEPTH (PIPE_RESOURCE_FLAG_DRV_PRIV << 1)
110 #define SI_RESOURCE_FLAG_FORCE_MSAA_TILING (PIPE_RESOURCE_FLAG_DRV_PRIV << 2)
111 #define SI_RESOURCE_FLAG_DISABLE_DCC (PIPE_RESOURCE_FLAG_DRV_PRIV << 3)
112 #define SI_RESOURCE_FLAG_UNMAPPABLE (PIPE_RESOURCE_FLAG_DRV_PRIV << 4)
113 #define SI_RESOURCE_FLAG_READ_ONLY (PIPE_RESOURCE_FLAG_DRV_PRIV << 5)
114 #define SI_RESOURCE_FLAG_32BIT (PIPE_RESOURCE_FLAG_DRV_PRIV << 6)
115 #define SI_RESOURCE_FLAG_CLEAR (PIPE_RESOURCE_FLAG_DRV_PRIV << 7)
116 /* For const_uploader, upload data via GTT and copy to VRAM on context flush via SDMA. */
117 #define SI_RESOURCE_FLAG_UPLOAD_FLUSH_EXPLICIT_VIA_SDMA (PIPE_RESOURCE_FLAG_DRV_PRIV << 8)
118 /* Set a micro tile mode: */
119 #define SI_RESOURCE_FLAG_FORCE_MICRO_TILE_MODE (PIPE_RESOURCE_FLAG_DRV_PRIV << 9)
120 #define SI_RESOURCE_FLAG_MICRO_TILE_MODE_SHIFT (util_logbase2(PIPE_RESOURCE_FLAG_DRV_PRIV) + 10)
121 #define SI_RESOURCE_FLAG_MICRO_TILE_MODE_SET(x) \
122 (((x)&0x3) << SI_RESOURCE_FLAG_MICRO_TILE_MODE_SHIFT)
123 #define SI_RESOURCE_FLAG_MICRO_TILE_MODE_GET(x) \
124 (((x) >> SI_RESOURCE_FLAG_MICRO_TILE_MODE_SHIFT) & 0x3)
125 #define SI_RESOURCE_FLAG_UNCACHED (PIPE_RESOURCE_FLAG_DRV_PRIV << 12)
126
127 enum si_clear_code
128 {
129 DCC_CLEAR_COLOR_0000 = 0x00000000,
130 DCC_CLEAR_COLOR_0001 = 0x40404040,
131 DCC_CLEAR_COLOR_1110 = 0x80808080,
132 DCC_CLEAR_COLOR_1111 = 0xC0C0C0C0,
133 DCC_CLEAR_COLOR_REG = 0x20202020,
134 DCC_UNCOMPRESSED = 0xFFFFFFFF,
135 };
136
137 #define SI_IMAGE_ACCESS_AS_BUFFER (1 << 7)
138 #define SI_IMAGE_ACCESS_DCC_OFF (1 << 8)
139
140 /* Debug flags. */
141 enum
142 {
143 /* Shader logging options: */
144 DBG_VS = PIPE_SHADER_VERTEX,
145 DBG_PS = PIPE_SHADER_FRAGMENT,
146 DBG_GS = PIPE_SHADER_GEOMETRY,
147 DBG_TCS = PIPE_SHADER_TESS_CTRL,
148 DBG_TES = PIPE_SHADER_TESS_EVAL,
149 DBG_CS = PIPE_SHADER_COMPUTE,
150 DBG_NO_IR,
151 DBG_NO_NIR,
152 DBG_NO_ASM,
153 DBG_PREOPT_IR,
154
155 /* Shader compiler options the shader cache should be aware of: */
156 DBG_FS_CORRECT_DERIVS_AFTER_KILL,
157 DBG_GISEL,
158 DBG_W32_GE,
159 DBG_W32_PS,
160 DBG_W32_CS,
161 DBG_W64_GE,
162 DBG_W64_PS,
163 DBG_W64_CS,
164 DBG_KILL_PS_INF_INTERP,
165
166 /* Shader compiler options (with no effect on the shader cache): */
167 DBG_CHECK_IR,
168 DBG_MONOLITHIC_SHADERS,
169 DBG_NO_OPT_VARIANT,
170
171 /* Information logging options: */
172 DBG_INFO,
173 DBG_TEX,
174 DBG_COMPUTE,
175 DBG_VM,
176 DBG_CACHE_STATS,
177
178 /* Driver options: */
179 DBG_FORCE_SDMA,
180 DBG_NO_SDMA,
181 DBG_NO_SDMA_CLEARS,
182 DBG_NO_SDMA_COPY_IMAGE,
183 DBG_NO_WC,
184 DBG_CHECK_VM,
185 DBG_RESERVE_VMID,
186 DBG_ZERO_VRAM,
187
188 /* 3D engine options: */
189 DBG_NO_GFX,
190 DBG_NO_NGG,
191 DBG_ALWAYS_NGG_CULLING,
192 DBG_NO_NGG_CULLING,
193 DBG_ALWAYS_PD,
194 DBG_PD,
195 DBG_NO_PD,
196 DBG_SWITCH_ON_EOP,
197 DBG_NO_OUT_OF_ORDER,
198 DBG_NO_DPBB,
199 DBG_NO_DFSM,
200 DBG_DPBB,
201 DBG_DFSM,
202 DBG_NO_HYPERZ,
203 DBG_NO_RB_PLUS,
204 DBG_NO_2D_TILING,
205 DBG_NO_TILING,
206 DBG_NO_DCC,
207 DBG_NO_DCC_CLEAR,
208 DBG_NO_DCC_FB,
209 DBG_NO_DCC_MSAA,
210 DBG_NO_FMASK,
211
212 DBG_COUNT
213 };
214
215 enum
216 {
217 /* Tests: */
218 DBG_TEST_DMA,
219 DBG_TEST_VMFAULT_CP,
220 DBG_TEST_VMFAULT_SDMA,
221 DBG_TEST_VMFAULT_SHADER,
222 DBG_TEST_DMA_PERF,
223 DBG_TEST_GDS,
224 DBG_TEST_GDS_MM,
225 DBG_TEST_GDS_OA_MM,
226 };
227
228 #define DBG_ALL_SHADERS (((1 << (DBG_CS + 1)) - 1))
229 #define DBG(name) (1ull << DBG_##name)
230
231 enum si_cache_policy
232 {
233 L2_BYPASS,
234 L2_STREAM, /* same as SLC=1 */
235 L2_LRU, /* same as SLC=0 */
236 };
237
238 enum si_coherency
239 {
240 SI_COHERENCY_NONE, /* no cache flushes needed */
241 SI_COHERENCY_SHADER,
242 SI_COHERENCY_CB_META,
243 SI_COHERENCY_DB_META,
244 SI_COHERENCY_CP,
245 };
246
247 struct si_compute;
248 struct si_shader_context;
249 struct hash_table;
250 struct u_suballocator;
251
252 /* Only 32-bit buffer allocations are supported, gallium doesn't support more
253 * at the moment.
254 */
255 struct si_resource {
256 struct threaded_resource b;
257
258 /* Winsys objects. */
259 struct pb_buffer *buf;
260 uint64_t gpu_address;
261 /* Memory usage if the buffer placement is optimal. */
262 uint64_t vram_usage;
263 uint64_t gart_usage;
264
265 /* Resource properties. */
266 uint64_t bo_size;
267 unsigned bo_alignment;
268 enum radeon_bo_domain domains;
269 enum radeon_bo_flag flags;
270 unsigned bind_history;
271 int max_forced_staging_uploads;
272
273 /* The buffer range which is initialized (with a write transfer,
274 * streamout, DMA, or as a random access target). The rest of
275 * the buffer is considered invalid and can be mapped unsynchronized.
276 *
277 * This allows unsychronized mapping of a buffer range which hasn't
278 * been used yet. It's for applications which forget to use
279 * the unsynchronized map flag and expect the driver to figure it out.
280 */
281 struct util_range valid_buffer_range;
282
283 /* For buffers only. This indicates that a write operation has been
284 * performed by TC L2, but the cache hasn't been flushed.
285 * Any hw block which doesn't use or bypasses TC L2 should check this
286 * flag and flush the cache before using the buffer.
287 *
288 * For example, TC L2 must be flushed if a buffer which has been
289 * modified by a shader store instruction is about to be used as
290 * an index buffer. The reason is that VGT DMA index fetching doesn't
291 * use TC L2.
292 */
293 bool TC_L2_dirty;
294
295 /* Whether this resource is referenced by bindless handles. */
296 bool texture_handle_allocated;
297 bool image_handle_allocated;
298
299 /* Whether the resource has been exported via resource_get_handle. */
300 unsigned external_usage; /* PIPE_HANDLE_USAGE_* */
301 };
302
303 struct si_transfer {
304 struct threaded_transfer b;
305 struct si_resource *staging;
306 unsigned offset;
307 };
308
309 struct si_texture {
310 struct si_resource buffer;
311
312 struct radeon_surf surface;
313 struct si_texture *flushed_depth_texture;
314
315 /* One texture allocation can contain these buffers:
316 * - image (pixel data)
317 * - FMASK buffer (MSAA compression)
318 * - CMASK buffer (MSAA compression and/or legacy fast color clear)
319 * - HTILE buffer (Z/S compression and fast Z/S clear)
320 * - DCC buffer (color compression and new fast color clear)
321 * - displayable DCC buffer (if the DCC buffer is not displayable)
322 * - DCC retile mapping buffer (if the DCC buffer is not displayable)
323 */
324 uint64_t cmask_base_address_reg;
325 struct si_resource *cmask_buffer;
326 unsigned cb_color_info; /* fast clear enable bit */
327 unsigned color_clear_value[2];
328 unsigned last_msaa_resolve_target_micro_mode;
329 unsigned num_level0_transfers;
330 unsigned plane_index; /* other planes are different pipe_resources */
331 unsigned num_planes;
332
333 /* Depth buffer compression and fast clear. */
334 float depth_clear_value;
335 uint16_t dirty_level_mask; /* each bit says if that mipmap is compressed */
336 uint16_t stencil_dirty_level_mask; /* each bit says if that mipmap is compressed */
337 enum pipe_format db_render_format : 16;
338 uint8_t stencil_clear_value;
339 bool fmask_is_identity : 1;
340 bool tc_compatible_htile : 1;
341 bool enable_tc_compatible_htile_next_clear : 1;
342 bool htile_stencil_disabled : 1;
343 bool depth_cleared : 1; /* if it was cleared at least once */
344 bool stencil_cleared : 1; /* if it was cleared at least once */
345 bool upgraded_depth : 1; /* upgraded from unorm to Z32_FLOAT */
346 bool is_depth : 1;
347 bool db_compatible : 1;
348 bool can_sample_z : 1;
349 bool can_sample_s : 1;
350
351 /* We need to track DCC dirtiness, because st/dri usually calls
352 * flush_resource twice per frame (not a bug) and we don't wanna
353 * decompress DCC twice. Also, the dirty tracking must be done even
354 * if DCC isn't used, because it's required by the DCC usage analysis
355 * for a possible future enablement.
356 */
357 bool separate_dcc_dirty : 1;
358 bool displayable_dcc_dirty : 1;
359
360 /* Statistics gathering for the DCC enablement heuristic. */
361 bool dcc_gather_statistics : 1;
362 /* Counter that should be non-zero if the texture is bound to a
363 * framebuffer.
364 */
365 unsigned framebuffers_bound;
366 /* Whether the texture is a displayable back buffer and needs DCC
367 * decompression, which is expensive. Therefore, it's enabled only
368 * if statistics suggest that it will pay off and it's allocated
369 * separately. It can't be bound as a sampler by apps. Limited to
370 * target == 2D and last_level == 0. If enabled, dcc_offset contains
371 * the absolute GPUVM address, not the relative one.
372 */
373 struct si_resource *dcc_separate_buffer;
374 /* When DCC is temporarily disabled, the separate buffer is here. */
375 struct si_resource *last_dcc_separate_buffer;
376 /* Estimate of how much this color buffer is written to in units of
377 * full-screen draws: ps_invocations / (width * height)
378 * Shader kills, late Z, and blending with trivial discards make it
379 * inaccurate (we need to count CB updates, not PS invocations).
380 */
381 unsigned ps_draw_ratio;
382 /* The number of clears since the last DCC usage analysis. */
383 unsigned num_slow_clears;
384 };
385
386 struct si_surface {
387 struct pipe_surface base;
388
389 /* These can vary with block-compressed textures. */
390 uint16_t width0;
391 uint16_t height0;
392
393 bool color_initialized : 1;
394 bool depth_initialized : 1;
395
396 /* Misc. color flags. */
397 bool color_is_int8 : 1;
398 bool color_is_int10 : 1;
399 bool dcc_incompatible : 1;
400
401 /* Color registers. */
402 unsigned cb_color_info;
403 unsigned cb_color_view;
404 unsigned cb_color_attrib;
405 unsigned cb_color_attrib2; /* GFX9 and later */
406 unsigned cb_color_attrib3; /* GFX10 and later */
407 unsigned cb_dcc_control; /* GFX8 and later */
408 unsigned spi_shader_col_format : 8; /* no blending, no alpha-to-coverage. */
409 unsigned spi_shader_col_format_alpha : 8; /* alpha-to-coverage */
410 unsigned spi_shader_col_format_blend : 8; /* blending without alpha. */
411 unsigned spi_shader_col_format_blend_alpha : 8; /* blending with alpha. */
412
413 /* DB registers. */
414 uint64_t db_depth_base; /* DB_Z_READ/WRITE_BASE */
415 uint64_t db_stencil_base;
416 uint64_t db_htile_data_base;
417 unsigned db_depth_info;
418 unsigned db_z_info;
419 unsigned db_z_info2; /* GFX9 only */
420 unsigned db_depth_view;
421 unsigned db_depth_size;
422 unsigned db_depth_slice;
423 unsigned db_stencil_info;
424 unsigned db_stencil_info2; /* GFX9 only */
425 unsigned db_htile_surface;
426 };
427
428 struct si_mmio_counter {
429 unsigned busy;
430 unsigned idle;
431 };
432
433 union si_mmio_counters {
434 struct {
435 /* For global GPU load including SDMA. */
436 struct si_mmio_counter gpu;
437
438 /* GRBM_STATUS */
439 struct si_mmio_counter spi;
440 struct si_mmio_counter gui;
441 struct si_mmio_counter ta;
442 struct si_mmio_counter gds;
443 struct si_mmio_counter vgt;
444 struct si_mmio_counter ia;
445 struct si_mmio_counter sx;
446 struct si_mmio_counter wd;
447 struct si_mmio_counter bci;
448 struct si_mmio_counter sc;
449 struct si_mmio_counter pa;
450 struct si_mmio_counter db;
451 struct si_mmio_counter cp;
452 struct si_mmio_counter cb;
453
454 /* SRBM_STATUS2 */
455 struct si_mmio_counter sdma;
456
457 /* CP_STAT */
458 struct si_mmio_counter pfp;
459 struct si_mmio_counter meq;
460 struct si_mmio_counter me;
461 struct si_mmio_counter surf_sync;
462 struct si_mmio_counter cp_dma;
463 struct si_mmio_counter scratch_ram;
464 } named;
465 unsigned array[0];
466 };
467
468 struct si_memory_object {
469 struct pipe_memory_object b;
470 struct pb_buffer *buf;
471 uint32_t stride;
472 };
473
474 /* Saved CS data for debugging features. */
475 struct radeon_saved_cs {
476 uint32_t *ib;
477 unsigned num_dw;
478
479 struct radeon_bo_list_item *bo_list;
480 unsigned bo_count;
481 };
482
483 struct si_screen {
484 struct pipe_screen b;
485 struct radeon_winsys *ws;
486 struct disk_cache *disk_shader_cache;
487
488 struct radeon_info info;
489 uint64_t debug_flags;
490 char renderer_string[183];
491
492 void (*make_texture_descriptor)(struct si_screen *screen, struct si_texture *tex, bool sampler,
493 enum pipe_texture_target target, enum pipe_format pipe_format,
494 const unsigned char state_swizzle[4], unsigned first_level,
495 unsigned last_level, unsigned first_layer, unsigned last_layer,
496 unsigned width, unsigned height, unsigned depth, uint32_t *state,
497 uint32_t *fmask_state);
498
499 unsigned num_vbos_in_user_sgprs;
500 unsigned pa_sc_raster_config;
501 unsigned pa_sc_raster_config_1;
502 unsigned se_tile_repeat;
503 unsigned gs_table_depth;
504 unsigned tess_offchip_block_dw_size;
505 unsigned tess_offchip_ring_size;
506 unsigned tess_factor_ring_size;
507 unsigned vgt_hs_offchip_param;
508 unsigned eqaa_force_coverage_samples;
509 unsigned eqaa_force_z_samples;
510 unsigned eqaa_force_color_samples;
511 bool has_draw_indirect_multi;
512 bool has_out_of_order_rast;
513 bool assume_no_z_fights;
514 bool commutative_blend_add;
515 bool dpbb_allowed;
516 bool dfsm_allowed;
517 bool llvm_has_working_vgpr_indexing;
518 bool use_ngg;
519 bool use_ngg_culling;
520 bool always_use_ngg_culling;
521 bool use_ngg_streamout;
522
523 struct {
524 #define OPT_BOOL(name, dflt, description) bool name : 1;
525 #include "si_debug_options.h"
526 } options;
527
528 /* Whether shaders are monolithic (1-part) or separate (3-part). */
529 bool use_monolithic_shaders;
530 bool record_llvm_ir;
531 bool dcc_msaa_allowed;
532
533 struct slab_parent_pool pool_transfers;
534
535 /* Texture filter settings. */
536 int force_aniso; /* -1 = disabled */
537
538 /* Auxiliary context. Mainly used to initialize resources.
539 * It must be locked prior to using and flushed before unlocking. */
540 struct pipe_context *aux_context;
541 simple_mtx_t aux_context_lock;
542
543 /* This must be in the screen, because UE4 uses one context for
544 * compilation and another one for rendering.
545 */
546 unsigned num_compilations;
547 /* Along with ST_DEBUG=precompile, this should show if applications
548 * are loading shaders on demand. This is a monotonic counter.
549 */
550 unsigned num_shaders_created;
551 unsigned num_memory_shader_cache_hits;
552 unsigned num_memory_shader_cache_misses;
553 unsigned num_disk_shader_cache_hits;
554 unsigned num_disk_shader_cache_misses;
555
556 /* GPU load thread. */
557 simple_mtx_t gpu_load_mutex;
558 thrd_t gpu_load_thread;
559 union si_mmio_counters mmio_counters;
560 volatile unsigned gpu_load_stop_thread; /* bool */
561
562 /* Performance counters. */
563 struct si_perfcounters *perfcounters;
564
565 /* If pipe_screen wants to recompute and re-emit the framebuffer,
566 * sampler, and image states of all contexts, it should atomically
567 * increment this.
568 *
569 * Each context will compare this with its own last known value of
570 * the counter before drawing and re-emit the states accordingly.
571 */
572 unsigned dirty_tex_counter;
573 unsigned dirty_buf_counter;
574
575 /* Atomically increment this counter when an existing texture's
576 * metadata is enabled or disabled in a way that requires changing
577 * contexts' compressed texture binding masks.
578 */
579 unsigned compressed_colortex_counter;
580
581 struct {
582 /* Context flags to set so that all writes from earlier jobs
583 * in the CP are seen by L2 clients.
584 */
585 unsigned cp_to_L2;
586
587 /* Context flags to set so that all writes from earlier jobs
588 * that end in L2 are seen by CP.
589 */
590 unsigned L2_to_cp;
591 } barrier_flags;
592
593 simple_mtx_t shader_parts_mutex;
594 struct si_shader_part *vs_prologs;
595 struct si_shader_part *tcs_epilogs;
596 struct si_shader_part *gs_prologs;
597 struct si_shader_part *ps_prologs;
598 struct si_shader_part *ps_epilogs;
599
600 /* Shader cache in memory.
601 *
602 * Design & limitations:
603 * - The shader cache is per screen (= per process), never saved to
604 * disk, and skips redundant shader compilations from NIR to bytecode.
605 * - It can only be used with one-variant-per-shader support, in which
606 * case only the main (typically middle) part of shaders is cached.
607 * - Only VS, TCS, TES, PS are cached, out of which only the hw VS
608 * variants of VS and TES are cached, so LS and ES aren't.
609 * - GS and CS aren't cached, but it's certainly possible to cache
610 * those as well.
611 */
612 simple_mtx_t shader_cache_mutex;
613 struct hash_table *shader_cache;
614
615 /* Shader cache of live shaders. */
616 struct util_live_shader_cache live_shader_cache;
617
618 /* Shader compiler queue for multithreaded compilation. */
619 struct util_queue shader_compiler_queue;
620 /* Use at most 3 normal compiler threads on quadcore and better.
621 * Hyperthreaded CPUs report the number of threads, but we want
622 * the number of cores. We only need this many threads for shader-db. */
623 struct ac_llvm_compiler compiler[24]; /* used by the queue only */
624
625 struct util_queue shader_compiler_queue_low_priority;
626 /* Use at most 2 low priority threads on quadcore and better.
627 * We want to minimize the impact on multithreaded Mesa. */
628 struct ac_llvm_compiler compiler_lowp[10];
629
630 unsigned compute_wave_size;
631 unsigned ps_wave_size;
632 unsigned ge_wave_size;
633 };
634
635 struct si_blend_color {
636 struct pipe_blend_color state;
637 bool any_nonzeros;
638 };
639
640 struct si_sampler_view {
641 struct pipe_sampler_view base;
642 /* [0..7] = image descriptor
643 * [4..7] = buffer descriptor */
644 uint32_t state[8];
645 uint32_t fmask_state[8];
646 const struct legacy_surf_level *base_level_info;
647 ubyte base_level;
648 ubyte block_width;
649 bool is_stencil_sampler;
650 bool is_integer;
651 bool dcc_incompatible;
652 };
653
654 #define SI_SAMPLER_STATE_MAGIC 0x34f1c35a
655
656 struct si_sampler_state {
657 #ifndef NDEBUG
658 unsigned magic;
659 #endif
660 uint32_t val[4];
661 uint32_t integer_val[4];
662 uint32_t upgraded_depth_val[4];
663 };
664
665 struct si_cs_shader_state {
666 struct si_compute *program;
667 struct si_compute *emitted_program;
668 unsigned offset;
669 bool initialized;
670 bool uses_scratch;
671 };
672
673 struct si_samplers {
674 struct pipe_sampler_view *views[SI_NUM_SAMPLERS];
675 struct si_sampler_state *sampler_states[SI_NUM_SAMPLERS];
676
677 /* The i-th bit is set if that element is enabled (non-NULL resource). */
678 unsigned enabled_mask;
679 uint32_t needs_depth_decompress_mask;
680 uint32_t needs_color_decompress_mask;
681 };
682
683 struct si_images {
684 struct pipe_image_view views[SI_NUM_IMAGES];
685 uint32_t needs_color_decompress_mask;
686 unsigned enabled_mask;
687 };
688
689 struct si_framebuffer {
690 struct pipe_framebuffer_state state;
691 unsigned colorbuf_enabled_4bit;
692 unsigned spi_shader_col_format;
693 unsigned spi_shader_col_format_alpha;
694 unsigned spi_shader_col_format_blend;
695 unsigned spi_shader_col_format_blend_alpha;
696 ubyte nr_samples : 5; /* at most 16xAA */
697 ubyte log_samples : 3; /* at most 4 = 16xAA */
698 ubyte nr_color_samples; /* at most 8xAA */
699 ubyte compressed_cb_mask;
700 ubyte uncompressed_cb_mask;
701 ubyte displayable_dcc_cb_mask;
702 ubyte color_is_int8;
703 ubyte color_is_int10;
704 ubyte dirty_cbufs;
705 ubyte dcc_overwrite_combiner_watermark;
706 ubyte min_bytes_per_pixel;
707 bool dirty_zsbuf;
708 bool any_dst_linear;
709 bool CB_has_shader_readable_metadata;
710 bool DB_has_shader_readable_metadata;
711 bool all_DCC_pipe_aligned;
712 bool color_big_page;
713 bool zs_big_page;
714 };
715
716 enum si_quant_mode
717 {
718 /* This is the list we want to support. */
719 SI_QUANT_MODE_16_8_FIXED_POINT_1_256TH,
720 SI_QUANT_MODE_14_10_FIXED_POINT_1_1024TH,
721 SI_QUANT_MODE_12_12_FIXED_POINT_1_4096TH,
722 };
723
724 struct si_signed_scissor {
725 int minx;
726 int miny;
727 int maxx;
728 int maxy;
729 enum si_quant_mode quant_mode;
730 };
731
732 struct si_viewports {
733 struct pipe_viewport_state states[SI_MAX_VIEWPORTS];
734 struct si_signed_scissor as_scissor[SI_MAX_VIEWPORTS];
735 bool y_inverted;
736 };
737
738 struct si_clip_state {
739 struct pipe_clip_state state;
740 bool any_nonzeros;
741 };
742
743 struct si_streamout_target {
744 struct pipe_stream_output_target b;
745
746 /* The buffer where BUFFER_FILLED_SIZE is stored. */
747 struct si_resource *buf_filled_size;
748 unsigned buf_filled_size_offset;
749 bool buf_filled_size_valid;
750
751 unsigned stride_in_dw;
752 };
753
754 struct si_streamout {
755 bool begin_emitted;
756
757 unsigned enabled_mask;
758 unsigned num_targets;
759 struct si_streamout_target *targets[PIPE_MAX_SO_BUFFERS];
760
761 unsigned append_bitmask;
762 bool suspended;
763
764 /* External state which comes from the vertex shader,
765 * it must be set explicitly when binding a shader. */
766 uint16_t *stride_in_dw;
767 unsigned enabled_stream_buffers_mask; /* stream0 buffers0-3 in 4 LSB */
768
769 /* The state of VGT_STRMOUT_BUFFER_(CONFIG|EN). */
770 unsigned hw_enabled_mask;
771
772 /* The state of VGT_STRMOUT_(CONFIG|EN). */
773 bool streamout_enabled;
774 bool prims_gen_query_enabled;
775 int num_prims_gen_queries;
776 };
777
778 /* A shader state consists of the shader selector, which is a constant state
779 * object shared by multiple contexts and shouldn't be modified, and
780 * the current shader variant selected for this context.
781 */
782 struct si_shader_ctx_state {
783 struct si_shader_selector *cso;
784 struct si_shader *current;
785 };
786
787 #define SI_NUM_VGT_PARAM_KEY_BITS 12
788 #define SI_NUM_VGT_PARAM_STATES (1 << SI_NUM_VGT_PARAM_KEY_BITS)
789
790 /* The IA_MULTI_VGT_PARAM key used to index the table of precomputed values.
791 * Some fields are set by state-change calls, most are set by draw_vbo.
792 */
793 union si_vgt_param_key {
794 struct {
795 #if UTIL_ARCH_LITTLE_ENDIAN
796 unsigned prim : 4;
797 unsigned uses_instancing : 1;
798 unsigned multi_instances_smaller_than_primgroup : 1;
799 unsigned primitive_restart : 1;
800 unsigned count_from_stream_output : 1;
801 unsigned line_stipple_enabled : 1;
802 unsigned uses_tess : 1;
803 unsigned tess_uses_prim_id : 1;
804 unsigned uses_gs : 1;
805 unsigned _pad : 32 - SI_NUM_VGT_PARAM_KEY_BITS;
806 #else /* UTIL_ARCH_BIG_ENDIAN */
807 unsigned _pad : 32 - SI_NUM_VGT_PARAM_KEY_BITS;
808 unsigned uses_gs : 1;
809 unsigned tess_uses_prim_id : 1;
810 unsigned uses_tess : 1;
811 unsigned line_stipple_enabled : 1;
812 unsigned count_from_stream_output : 1;
813 unsigned primitive_restart : 1;
814 unsigned multi_instances_smaller_than_primgroup : 1;
815 unsigned uses_instancing : 1;
816 unsigned prim : 4;
817 #endif
818 } u;
819 uint32_t index;
820 };
821
822 #define SI_NUM_VGT_STAGES_KEY_BITS 6
823 #define SI_NUM_VGT_STAGES_STATES (1 << SI_NUM_VGT_STAGES_KEY_BITS)
824
825 /* The VGT_SHADER_STAGES key used to index the table of precomputed values.
826 * Some fields are set by state-change calls, most are set by draw_vbo.
827 */
828 union si_vgt_stages_key {
829 struct {
830 #if UTIL_ARCH_LITTLE_ENDIAN
831 unsigned tess : 1;
832 unsigned gs : 1;
833 unsigned ngg_gs_fast_launch : 1;
834 unsigned ngg_passthrough : 1;
835 unsigned ngg : 1; /* gfx10+ */
836 unsigned streamout : 1; /* only used with NGG */
837 unsigned _pad : 32 - SI_NUM_VGT_STAGES_KEY_BITS;
838 #else /* UTIL_ARCH_BIG_ENDIAN */
839 unsigned _pad : 32 - SI_NUM_VGT_STAGES_KEY_BITS;
840 unsigned streamout : 1;
841 unsigned ngg : 1;
842 unsigned ngg_passthrough : 1;
843 unsigned ngg_gs_fast_launch : 1;
844 unsigned gs : 1;
845 unsigned tess : 1;
846 #endif
847 } u;
848 uint32_t index;
849 };
850
851 struct si_texture_handle {
852 unsigned desc_slot;
853 bool desc_dirty;
854 struct pipe_sampler_view *view;
855 struct si_sampler_state sstate;
856 };
857
858 struct si_image_handle {
859 unsigned desc_slot;
860 bool desc_dirty;
861 struct pipe_image_view view;
862 };
863
864 struct si_saved_cs {
865 struct pipe_reference reference;
866 struct si_context *ctx;
867 struct radeon_saved_cs gfx;
868 struct radeon_saved_cs compute;
869 struct si_resource *trace_buf;
870 unsigned trace_id;
871
872 unsigned gfx_last_dw;
873 unsigned compute_last_dw;
874 bool flushed;
875 int64_t time_flush;
876 };
877
878 struct si_sdma_upload {
879 struct si_resource *dst;
880 struct si_resource *src;
881 unsigned src_offset;
882 unsigned dst_offset;
883 unsigned size;
884 };
885
886 struct si_small_prim_cull_info {
887 float scale[2], translate[2];
888 };
889
890 struct si_context {
891 struct pipe_context b; /* base class */
892
893 enum radeon_family family;
894 enum chip_class chip_class;
895
896 struct radeon_winsys *ws;
897 struct radeon_winsys_ctx *ctx;
898 struct radeon_cmdbuf *gfx_cs; /* compute IB if graphics is disabled */
899 struct radeon_cmdbuf *sdma_cs;
900 struct pipe_fence_handle *last_gfx_fence;
901 struct pipe_fence_handle *last_sdma_fence;
902 struct si_resource *eop_bug_scratch;
903 struct u_upload_mgr *cached_gtt_allocator;
904 struct threaded_context *tc;
905 struct u_suballocator *allocator_zeroed_memory;
906 struct slab_child_pool pool_transfers;
907 struct slab_child_pool pool_transfers_unsync; /* for threaded_context */
908 struct pipe_device_reset_callback device_reset_callback;
909 struct u_log_context *log;
910 void *query_result_shader;
911 void *sh_query_result_shader;
912
913 void (*emit_cache_flush)(struct si_context *ctx);
914
915 struct blitter_context *blitter;
916 void *noop_blend;
917 void *noop_dsa;
918 void *discard_rasterizer_state;
919 void *custom_dsa_flush;
920 void *custom_blend_resolve;
921 void *custom_blend_fmask_decompress;
922 void *custom_blend_eliminate_fastclear;
923 void *custom_blend_dcc_decompress;
924 void *vs_blit_pos;
925 void *vs_blit_pos_layered;
926 void *vs_blit_color;
927 void *vs_blit_color_layered;
928 void *vs_blit_texcoord;
929 void *cs_clear_buffer;
930 void *cs_copy_buffer;
931 void *cs_copy_image;
932 void *cs_copy_image_1d_array;
933 void *cs_clear_render_target;
934 void *cs_clear_render_target_1d_array;
935 void *cs_clear_12bytes_buffer;
936 void *cs_dcc_decompress;
937 void *cs_dcc_retile;
938 void *cs_fmask_expand[3][2]; /* [log2(samples)-1][is_array] */
939 struct si_screen *screen;
940 struct pipe_debug_callback debug;
941 struct ac_llvm_compiler compiler; /* only non-threaded compilation */
942 struct si_shader_ctx_state fixed_func_tcs_shader;
943 /* Offset 0: EOP flush number; Offset 4: GDS prim restart counter */
944 struct si_resource *wait_mem_scratch;
945 unsigned wait_mem_number;
946 uint16_t prefetch_L2_mask;
947
948 bool has_graphics;
949 bool gfx_flush_in_progress : 1;
950 bool gfx_last_ib_is_busy : 1;
951 bool compute_is_busy : 1;
952
953 unsigned num_gfx_cs_flushes;
954 unsigned initial_gfx_cs_size;
955 unsigned last_dirty_tex_counter;
956 unsigned last_dirty_buf_counter;
957 unsigned last_compressed_colortex_counter;
958 unsigned last_num_draw_calls;
959 unsigned flags; /* flush flags */
960 /* Current unaccounted memory usage. */
961 uint64_t vram;
962 uint64_t gtt;
963
964 /* Compute-based primitive discard. */
965 unsigned prim_discard_vertex_count_threshold;
966 struct pb_buffer *gds;
967 struct pb_buffer *gds_oa;
968 struct radeon_cmdbuf *prim_discard_compute_cs;
969 unsigned compute_gds_offset;
970 struct si_shader *compute_ib_last_shader;
971 uint32_t compute_rewind_va;
972 unsigned compute_num_prims_in_batch;
973 bool preserve_prim_restart_gds_at_flush;
974 /* index_ring is divided into 2 halves for doublebuffering. */
975 struct si_resource *index_ring;
976 unsigned index_ring_base; /* offset of a per-IB portion */
977 unsigned index_ring_offset; /* offset within a per-IB portion */
978 unsigned index_ring_size_per_ib; /* max available size per IB */
979 bool prim_discard_compute_ib_initialized;
980 /* For tracking the last execution barrier - it can be either
981 * a WRITE_DATA packet or a fence. */
982 uint32_t *last_pkt3_write_data;
983 struct si_resource *barrier_buf;
984 unsigned barrier_buf_offset;
985 struct pipe_fence_handle *last_ib_barrier_fence;
986 struct si_resource *last_ib_barrier_buf;
987 unsigned last_ib_barrier_buf_offset;
988
989 /* Atoms (direct states). */
990 union si_state_atoms atoms;
991 unsigned dirty_atoms; /* mask */
992 /* PM4 states (precomputed immutable states) */
993 unsigned dirty_states;
994 union si_state queued;
995 union si_state emitted;
996
997 /* Atom declarations. */
998 struct si_framebuffer framebuffer;
999 unsigned sample_locs_num_samples;
1000 uint16_t sample_mask;
1001 unsigned last_cb_target_mask;
1002 struct si_blend_color blend_color;
1003 struct si_clip_state clip_state;
1004 struct si_shader_data shader_pointers;
1005 struct si_stencil_ref stencil_ref;
1006 struct pipe_scissor_state scissors[SI_MAX_VIEWPORTS];
1007 struct si_streamout streamout;
1008 struct si_viewports viewports;
1009 unsigned num_window_rectangles;
1010 bool window_rectangles_include;
1011 struct pipe_scissor_state window_rectangles[4];
1012
1013 /* Precomputed states. */
1014 struct si_pm4_state *init_config;
1015 struct si_pm4_state *init_config_gs_rings;
1016 bool init_config_has_vgt_flush;
1017 struct si_pm4_state *vgt_shader_config[SI_NUM_VGT_STAGES_STATES];
1018
1019 /* shaders */
1020 struct si_shader_ctx_state ps_shader;
1021 struct si_shader_ctx_state gs_shader;
1022 struct si_shader_ctx_state vs_shader;
1023 struct si_shader_ctx_state tcs_shader;
1024 struct si_shader_ctx_state tes_shader;
1025 struct si_shader_ctx_state cs_prim_discard_state;
1026 struct si_cs_shader_state cs_shader_state;
1027
1028 /* shader information */
1029 struct si_vertex_elements *vertex_elements;
1030 unsigned num_vertex_elements;
1031 unsigned sprite_coord_enable;
1032 unsigned cs_max_waves_per_sh;
1033 bool flatshade;
1034 bool do_update_shaders;
1035 bool compute_shaderbuf_sgprs_dirty;
1036 bool compute_image_sgprs_dirty;
1037
1038 /* shader descriptors */
1039 struct si_descriptors descriptors[SI_NUM_DESCS];
1040 unsigned descriptors_dirty;
1041 unsigned shader_pointers_dirty;
1042 unsigned shader_needs_decompress_mask;
1043 struct si_buffer_resources rw_buffers;
1044 struct si_buffer_resources const_and_shader_buffers[SI_NUM_SHADERS];
1045 struct si_samplers samplers[SI_NUM_SHADERS];
1046 struct si_images images[SI_NUM_SHADERS];
1047 bool bo_list_add_all_resident_resources;
1048 bool bo_list_add_all_gfx_resources;
1049 bool bo_list_add_all_compute_resources;
1050
1051 /* other shader resources */
1052 struct pipe_constant_buffer null_const_buf; /* used for set_constant_buffer(NULL) on GFX7 */
1053 struct pipe_resource *esgs_ring;
1054 struct pipe_resource *gsvs_ring;
1055 struct pipe_resource *tess_rings;
1056 union pipe_color_union *border_color_table; /* in CPU memory, any endian */
1057 struct si_resource *border_color_buffer;
1058 union pipe_color_union *border_color_map; /* in VRAM (slow access), little endian */
1059 unsigned border_color_count;
1060 unsigned num_vs_blit_sgprs;
1061 uint32_t vs_blit_sh_data[SI_VS_BLIT_SGPRS_POS_TEXCOORD];
1062 uint32_t cs_user_data[4];
1063
1064 /* Vertex buffers. */
1065 bool vertex_buffers_dirty;
1066 bool vertex_buffer_pointer_dirty;
1067 bool vertex_buffer_user_sgprs_dirty;
1068 struct pipe_vertex_buffer vertex_buffer[SI_NUM_VERTEX_BUFFERS];
1069 uint16_t vertex_buffer_unaligned; /* bitmask of not dword-aligned buffers */
1070 uint32_t *vb_descriptors_gpu_list;
1071 struct si_resource *vb_descriptors_buffer;
1072 unsigned vb_descriptors_offset;
1073 unsigned vb_descriptor_user_sgprs[5 * 4];
1074
1075 /* MSAA config state. */
1076 int ps_iter_samples;
1077 bool ps_uses_fbfetch;
1078 bool smoothing_enabled;
1079
1080 /* DB render state. */
1081 unsigned ps_db_shader_control;
1082 unsigned dbcb_copy_sample;
1083 bool dbcb_depth_copy_enabled : 1;
1084 bool dbcb_stencil_copy_enabled : 1;
1085 bool db_flush_depth_inplace : 1;
1086 bool db_flush_stencil_inplace : 1;
1087 bool db_depth_clear : 1;
1088 bool db_depth_disable_expclear : 1;
1089 bool db_stencil_clear : 1;
1090 bool db_stencil_disable_expclear : 1;
1091 bool occlusion_queries_disabled : 1;
1092 bool generate_mipmap_for_depth : 1;
1093
1094 /* Emitted draw state. */
1095 bool gs_tri_strip_adj_fix : 1;
1096 bool ls_vgpr_fix : 1;
1097 bool prim_discard_cs_instancing : 1;
1098 bool ngg : 1;
1099 uint8_t ngg_culling;
1100 int last_index_size;
1101 int last_base_vertex;
1102 int last_start_instance;
1103 int last_instance_count;
1104 int last_drawid;
1105 int last_sh_base_reg;
1106 int last_primitive_restart_en;
1107 int last_restart_index;
1108 int last_prim;
1109 int last_multi_vgt_param;
1110 int last_gs_out_prim;
1111 int last_binning_enabled;
1112 unsigned current_vs_state;
1113 unsigned last_vs_state;
1114 enum pipe_prim_type current_rast_prim; /* primitive type after TES, GS */
1115
1116 struct si_small_prim_cull_info last_small_prim_cull_info;
1117 struct si_resource *small_prim_cull_info_buf;
1118 uint64_t small_prim_cull_info_address;
1119 bool small_prim_cull_info_dirty;
1120
1121 /* Scratch buffer */
1122 struct si_resource *scratch_buffer;
1123 unsigned scratch_waves;
1124 unsigned spi_tmpring_size;
1125 unsigned max_seen_scratch_bytes_per_wave;
1126 unsigned max_seen_compute_scratch_bytes_per_wave;
1127
1128 struct si_resource *compute_scratch_buffer;
1129
1130 /* Emitted derived tessellation state. */
1131 /* Local shader (VS), or HS if LS-HS are merged. */
1132 struct si_shader *last_ls;
1133 struct si_shader_selector *last_tcs;
1134 int last_num_tcs_input_cp;
1135 int last_tes_sh_base;
1136 bool last_tess_uses_primid;
1137 unsigned last_num_patches;
1138 int last_ls_hs_config;
1139
1140 /* Debug state. */
1141 bool is_debug;
1142 struct si_saved_cs *current_saved_cs;
1143 uint64_t dmesg_timestamp;
1144 unsigned apitrace_call_number;
1145
1146 /* Other state */
1147 bool need_check_render_feedback;
1148 bool decompression_enabled;
1149 bool dpbb_force_off;
1150 bool vs_writes_viewport_index;
1151 bool vs_disables_clipping_viewport;
1152
1153 /* Precomputed IA_MULTI_VGT_PARAM */
1154 union si_vgt_param_key ia_multi_vgt_param_key;
1155 unsigned ia_multi_vgt_param[SI_NUM_VGT_PARAM_STATES];
1156
1157 /* Bindless descriptors. */
1158 struct si_descriptors bindless_descriptors;
1159 struct util_idalloc bindless_used_slots;
1160 unsigned num_bindless_descriptors;
1161 bool bindless_descriptors_dirty;
1162 bool graphics_bindless_pointer_dirty;
1163 bool compute_bindless_pointer_dirty;
1164
1165 /* Allocated bindless handles */
1166 struct hash_table *tex_handles;
1167 struct hash_table *img_handles;
1168
1169 /* Resident bindless handles */
1170 struct util_dynarray resident_tex_handles;
1171 struct util_dynarray resident_img_handles;
1172
1173 /* Resident bindless handles which need decompression */
1174 struct util_dynarray resident_tex_needs_color_decompress;
1175 struct util_dynarray resident_img_needs_color_decompress;
1176 struct util_dynarray resident_tex_needs_depth_decompress;
1177
1178 /* Bindless state */
1179 bool uses_bindless_samplers;
1180 bool uses_bindless_images;
1181
1182 /* MSAA sample locations.
1183 * The first index is the sample index.
1184 * The second index is the coordinate: X, Y. */
1185 struct {
1186 float x1[1][2];
1187 float x2[2][2];
1188 float x4[4][2];
1189 float x8[8][2];
1190 float x16[16][2];
1191 } sample_positions;
1192 struct pipe_resource *sample_pos_buffer;
1193
1194 /* Misc stats. */
1195 unsigned num_draw_calls;
1196 unsigned num_decompress_calls;
1197 unsigned num_mrt_draw_calls;
1198 unsigned num_prim_restart_calls;
1199 unsigned num_spill_draw_calls;
1200 unsigned num_compute_calls;
1201 unsigned num_spill_compute_calls;
1202 unsigned num_dma_calls;
1203 unsigned num_cp_dma_calls;
1204 unsigned num_vs_flushes;
1205 unsigned num_ps_flushes;
1206 unsigned num_cs_flushes;
1207 unsigned num_cb_cache_flushes;
1208 unsigned num_db_cache_flushes;
1209 unsigned num_L2_invalidates;
1210 unsigned num_L2_writebacks;
1211 unsigned num_resident_handles;
1212 uint64_t num_alloc_tex_transfer_bytes;
1213 unsigned last_tex_ps_draw_ratio; /* for query */
1214 unsigned compute_num_verts_accepted;
1215 unsigned compute_num_verts_rejected;
1216 unsigned compute_num_verts_ineligible; /* due to low vertex count */
1217 unsigned context_roll;
1218
1219 /* Queries. */
1220 /* Maintain the list of active queries for pausing between IBs. */
1221 int num_occlusion_queries;
1222 int num_perfect_occlusion_queries;
1223 int num_pipeline_stat_queries;
1224 struct list_head active_queries;
1225 unsigned num_cs_dw_queries_suspend;
1226
1227 /* Render condition. */
1228 struct pipe_query *render_cond;
1229 unsigned render_cond_mode;
1230 bool render_cond_invert;
1231 bool render_cond_force_off; /* for u_blitter */
1232
1233 /* For uploading data via GTT and copy to VRAM on context flush via SDMA. */
1234 bool sdma_uploads_in_progress;
1235 struct si_sdma_upload *sdma_uploads;
1236 unsigned num_sdma_uploads;
1237 unsigned max_sdma_uploads;
1238
1239 /* Shader-based queries. */
1240 struct list_head shader_query_buffers;
1241 unsigned num_active_shader_queries;
1242
1243 /* Statistics gathering for the DCC enablement heuristic. It can't be
1244 * in si_texture because si_texture can be shared by multiple
1245 * contexts. This is for back buffers only. We shouldn't get too many
1246 * of those.
1247 *
1248 * X11 DRI3 rotates among a finite set of back buffers. They should
1249 * all fit in this array. If they don't, separate DCC might never be
1250 * enabled by DCC stat gathering.
1251 */
1252 struct {
1253 struct si_texture *tex;
1254 /* Query queue: 0 = usually active, 1 = waiting, 2 = readback. */
1255 struct pipe_query *ps_stats[3];
1256 /* If all slots are used and another slot is needed,
1257 * the least recently used slot is evicted based on this. */
1258 int64_t last_use_timestamp;
1259 bool query_active;
1260 } dcc_stats[5];
1261
1262 /* Copy one resource to another using async DMA. */
1263 void (*dma_copy)(struct pipe_context *ctx, struct pipe_resource *dst, unsigned dst_level,
1264 unsigned dst_x, unsigned dst_y, unsigned dst_z, struct pipe_resource *src,
1265 unsigned src_level, const struct pipe_box *src_box);
1266
1267 struct si_tracked_regs tracked_regs;
1268 };
1269
1270 /* cik_sdma.c */
1271 void cik_init_sdma_functions(struct si_context *sctx);
1272
1273 /* si_blit.c */
1274 enum si_blitter_op /* bitmask */
1275 {
1276 SI_SAVE_TEXTURES = 1,
1277 SI_SAVE_FRAMEBUFFER = 2,
1278 SI_SAVE_FRAGMENT_STATE = 4,
1279 SI_DISABLE_RENDER_COND = 8,
1280 };
1281
1282 void si_blitter_begin(struct si_context *sctx, enum si_blitter_op op);
1283 void si_blitter_end(struct si_context *sctx);
1284 void si_init_blit_functions(struct si_context *sctx);
1285 void si_decompress_textures(struct si_context *sctx, unsigned shader_mask);
1286 void si_decompress_subresource(struct pipe_context *ctx, struct pipe_resource *tex, unsigned planes,
1287 unsigned level, unsigned first_layer, unsigned last_layer);
1288 void si_resource_copy_region(struct pipe_context *ctx, struct pipe_resource *dst,
1289 unsigned dst_level, unsigned dstx, unsigned dsty, unsigned dstz,
1290 struct pipe_resource *src, unsigned src_level,
1291 const struct pipe_box *src_box);
1292 void si_decompress_dcc(struct si_context *sctx, struct si_texture *tex);
1293
1294 /* si_buffer.c */
1295 bool si_rings_is_buffer_referenced(struct si_context *sctx, struct pb_buffer *buf,
1296 enum radeon_bo_usage usage);
1297 void *si_buffer_map_sync_with_rings(struct si_context *sctx, struct si_resource *resource,
1298 unsigned usage);
1299 void si_init_resource_fields(struct si_screen *sscreen, struct si_resource *res, uint64_t size,
1300 unsigned alignment);
1301 bool si_alloc_resource(struct si_screen *sscreen, struct si_resource *res);
1302 struct pipe_resource *pipe_aligned_buffer_create(struct pipe_screen *screen, unsigned flags,
1303 unsigned usage, unsigned size, unsigned alignment);
1304 struct si_resource *si_aligned_buffer_create(struct pipe_screen *screen, unsigned flags,
1305 unsigned usage, unsigned size, unsigned alignment);
1306 void si_replace_buffer_storage(struct pipe_context *ctx, struct pipe_resource *dst,
1307 struct pipe_resource *src);
1308 void si_init_screen_buffer_functions(struct si_screen *sscreen);
1309 void si_init_buffer_functions(struct si_context *sctx);
1310
1311 /* si_clear.c */
1312 enum pipe_format si_simplify_cb_format(enum pipe_format format);
1313 bool vi_alpha_is_on_msb(struct si_screen *sscreen, enum pipe_format format);
1314 bool vi_dcc_clear_level(struct si_context *sctx, struct si_texture *tex, unsigned level,
1315 unsigned clear_value);
1316 void si_init_clear_functions(struct si_context *sctx);
1317
1318 /* si_compute_blit.c */
1319 unsigned si_get_flush_flags(struct si_context *sctx, enum si_coherency coher,
1320 enum si_cache_policy cache_policy);
1321 void si_clear_buffer(struct si_context *sctx, struct pipe_resource *dst, uint64_t offset,
1322 uint64_t size, uint32_t *clear_value, uint32_t clear_value_size,
1323 enum si_coherency coher, bool force_cpdma);
1324 void si_copy_buffer(struct si_context *sctx, struct pipe_resource *dst, struct pipe_resource *src,
1325 uint64_t dst_offset, uint64_t src_offset, unsigned size);
1326 void si_compute_copy_image(struct si_context *sctx, struct pipe_resource *dst, unsigned dst_level,
1327 struct pipe_resource *src, unsigned src_level, unsigned dstx,
1328 unsigned dsty, unsigned dstz, const struct pipe_box *src_box,
1329 bool is_dcc_decompress);
1330 void si_compute_clear_render_target(struct pipe_context *ctx, struct pipe_surface *dstsurf,
1331 const union pipe_color_union *color, unsigned dstx,
1332 unsigned dsty, unsigned width, unsigned height,
1333 bool render_condition_enabled);
1334 void si_retile_dcc(struct si_context *sctx, struct si_texture *tex);
1335 void si_compute_expand_fmask(struct pipe_context *ctx, struct pipe_resource *tex);
1336 void si_init_compute_blit_functions(struct si_context *sctx);
1337
1338 /* si_cp_dma.c */
1339 #define SI_CPDMA_SKIP_CHECK_CS_SPACE (1 << 0) /* don't call need_cs_space */
1340 #define SI_CPDMA_SKIP_SYNC_AFTER (1 << 1) /* don't wait for DMA after the copy */
1341 #define SI_CPDMA_SKIP_SYNC_BEFORE (1 << 2) /* don't wait for DMA before the copy (RAW hazards) */
1342 #define SI_CPDMA_SKIP_GFX_SYNC (1 << 3) /* don't flush caches and don't wait for PS/CS */
1343 #define SI_CPDMA_SKIP_BO_LIST_UPDATE (1 << 4) /* don't update the BO list */
1344 #define SI_CPDMA_SKIP_TMZ (1 << 5) /* don't update tmz state */
1345 #define SI_CPDMA_SKIP_ALL \
1346 (SI_CPDMA_SKIP_CHECK_CS_SPACE | SI_CPDMA_SKIP_SYNC_AFTER | SI_CPDMA_SKIP_SYNC_BEFORE | \
1347 SI_CPDMA_SKIP_GFX_SYNC | SI_CPDMA_SKIP_BO_LIST_UPDATE | SI_CPDMA_SKIP_TMZ)
1348
1349 void si_cp_dma_wait_for_idle(struct si_context *sctx);
1350 void si_cp_dma_clear_buffer(struct si_context *sctx, struct radeon_cmdbuf *cs,
1351 struct pipe_resource *dst, uint64_t offset, uint64_t size,
1352 unsigned value, unsigned user_flags, enum si_coherency coher,
1353 enum si_cache_policy cache_policy);
1354 void si_cp_dma_copy_buffer(struct si_context *sctx, struct pipe_resource *dst,
1355 struct pipe_resource *src, uint64_t dst_offset, uint64_t src_offset,
1356 unsigned size, unsigned user_flags, enum si_coherency coher,
1357 enum si_cache_policy cache_policy);
1358 void cik_prefetch_TC_L2_async(struct si_context *sctx, struct pipe_resource *buf, uint64_t offset,
1359 unsigned size);
1360 void cik_emit_prefetch_L2(struct si_context *sctx, bool vertex_stage_only);
1361 void si_test_gds(struct si_context *sctx);
1362 void si_cp_write_data(struct si_context *sctx, struct si_resource *buf, unsigned offset,
1363 unsigned size, unsigned dst_sel, unsigned engine, const void *data);
1364 void si_cp_copy_data(struct si_context *sctx, struct radeon_cmdbuf *cs, unsigned dst_sel,
1365 struct si_resource *dst, unsigned dst_offset, unsigned src_sel,
1366 struct si_resource *src, unsigned src_offset);
1367
1368 /* si_debug.c */
1369 void si_save_cs(struct radeon_winsys *ws, struct radeon_cmdbuf *cs, struct radeon_saved_cs *saved,
1370 bool get_buffer_list);
1371 void si_clear_saved_cs(struct radeon_saved_cs *saved);
1372 void si_destroy_saved_cs(struct si_saved_cs *scs);
1373 void si_auto_log_cs(void *data, struct u_log_context *log);
1374 void si_log_hw_flush(struct si_context *sctx);
1375 void si_log_draw_state(struct si_context *sctx, struct u_log_context *log);
1376 void si_log_compute_state(struct si_context *sctx, struct u_log_context *log);
1377 void si_init_debug_functions(struct si_context *sctx);
1378 void si_check_vm_faults(struct si_context *sctx, struct radeon_saved_cs *saved,
1379 enum ring_type ring);
1380 bool si_replace_shader(unsigned num, struct si_shader_binary *binary);
1381
1382 /* si_dma_cs.c */
1383 void si_dma_emit_timestamp(struct si_context *sctx, struct si_resource *dst, uint64_t offset);
1384 void si_sdma_clear_buffer(struct si_context *sctx, struct pipe_resource *dst, uint64_t offset,
1385 uint64_t size, unsigned clear_value);
1386 void si_sdma_copy_buffer(struct si_context *sctx, struct pipe_resource *dst,
1387 struct pipe_resource *src, uint64_t dst_offset, uint64_t src_offset,
1388 uint64_t size);
1389 void si_need_dma_space(struct si_context *ctx, unsigned num_dw, struct si_resource *dst,
1390 struct si_resource *src);
1391 void si_flush_dma_cs(struct si_context *ctx, unsigned flags, struct pipe_fence_handle **fence);
1392 void si_screen_clear_buffer(struct si_screen *sscreen, struct pipe_resource *dst, uint64_t offset,
1393 uint64_t size, unsigned value);
1394
1395 /* si_fence.c */
1396 void si_cp_release_mem(struct si_context *ctx, struct radeon_cmdbuf *cs, unsigned event,
1397 unsigned event_flags, unsigned dst_sel, unsigned int_sel, unsigned data_sel,
1398 struct si_resource *buf, uint64_t va, uint32_t new_fence,
1399 unsigned query_type);
1400 unsigned si_cp_write_fence_dwords(struct si_screen *screen);
1401 void si_cp_wait_mem(struct si_context *ctx, struct radeon_cmdbuf *cs, uint64_t va, uint32_t ref,
1402 uint32_t mask, unsigned flags);
1403 void si_init_fence_functions(struct si_context *ctx);
1404 void si_init_screen_fence_functions(struct si_screen *screen);
1405 struct pipe_fence_handle *si_create_fence(struct pipe_context *ctx,
1406 struct tc_unflushed_batch_token *tc_token);
1407
1408 /* si_get.c */
1409 void si_init_screen_get_functions(struct si_screen *sscreen);
1410
1411 /* si_gfx_cs.c */
1412 void si_flush_gfx_cs(struct si_context *ctx, unsigned flags, struct pipe_fence_handle **fence);
1413 void si_allocate_gds(struct si_context *ctx);
1414 void si_set_tracked_regs_to_clear_state(struct si_context *ctx);
1415 void si_begin_new_gfx_cs(struct si_context *ctx);
1416 void si_need_gfx_cs_space(struct si_context *ctx);
1417 void si_unref_sdma_uploads(struct si_context *sctx);
1418
1419 /* si_gpu_load.c */
1420 void si_gpu_load_kill_thread(struct si_screen *sscreen);
1421 uint64_t si_begin_counter(struct si_screen *sscreen, unsigned type);
1422 unsigned si_end_counter(struct si_screen *sscreen, unsigned type, uint64_t begin);
1423
1424 /* si_compute.c */
1425 void si_emit_initial_compute_regs(struct si_context *sctx, struct radeon_cmdbuf *cs);
1426 void si_init_compute_functions(struct si_context *sctx);
1427
1428 /* si_compute_prim_discard.c */
1429 enum si_prim_discard_outcome
1430 {
1431 SI_PRIM_DISCARD_ENABLED,
1432 SI_PRIM_DISCARD_DISABLED,
1433 SI_PRIM_DISCARD_DRAW_SPLIT,
1434 };
1435
1436 void si_build_prim_discard_compute_shader(struct si_shader_context *ctx);
1437 enum si_prim_discard_outcome
1438 si_prepare_prim_discard_or_split_draw(struct si_context *sctx, const struct pipe_draw_info *info,
1439 bool primitive_restart);
1440 void si_compute_signal_gfx(struct si_context *sctx);
1441 void si_dispatch_prim_discard_cs_and_draw(struct si_context *sctx,
1442 const struct pipe_draw_info *info, unsigned index_size,
1443 unsigned base_vertex, uint64_t input_indexbuf_va,
1444 unsigned input_indexbuf_max_elements);
1445 void si_initialize_prim_discard_tunables(struct si_screen *sscreen, bool is_aux_context,
1446 unsigned *prim_discard_vertex_count_threshold,
1447 unsigned *index_ring_size_per_ib);
1448
1449 /* si_pipe.c */
1450 void si_init_compiler(struct si_screen *sscreen, struct ac_llvm_compiler *compiler);
1451
1452 /* si_perfcounters.c */
1453 void si_init_perfcounters(struct si_screen *screen);
1454 void si_destroy_perfcounters(struct si_screen *screen);
1455
1456 /* si_query.c */
1457 void si_init_screen_query_functions(struct si_screen *sscreen);
1458 void si_init_query_functions(struct si_context *sctx);
1459 void si_suspend_queries(struct si_context *sctx);
1460 void si_resume_queries(struct si_context *sctx);
1461
1462 /* si_shaderlib_tgsi.c */
1463 void *si_get_blitter_vs(struct si_context *sctx, enum blitter_attrib_type type,
1464 unsigned num_layers);
1465 void *si_create_fixed_func_tcs(struct si_context *sctx);
1466 void *si_create_dma_compute_shader(struct pipe_context *ctx, unsigned num_dwords_per_thread,
1467 bool dst_stream_cache_policy, bool is_copy);
1468 void *si_create_copy_image_compute_shader(struct pipe_context *ctx);
1469 void *si_create_copy_image_compute_shader_1d_array(struct pipe_context *ctx);
1470 void *si_create_dcc_decompress_cs(struct pipe_context *ctx);
1471 void *si_clear_render_target_shader(struct pipe_context *ctx);
1472 void *si_clear_render_target_shader_1d_array(struct pipe_context *ctx);
1473 void *si_clear_12bytes_buffer_shader(struct pipe_context *ctx);
1474 void *si_create_dcc_retile_cs(struct pipe_context *ctx);
1475 void *si_create_fmask_expand_cs(struct pipe_context *ctx, unsigned num_samples, bool is_array);
1476 void *si_create_query_result_cs(struct si_context *sctx);
1477 void *gfx10_create_sh_query_result_cs(struct si_context *sctx);
1478
1479 /* gfx10_query.c */
1480 void gfx10_init_query(struct si_context *sctx);
1481 void gfx10_destroy_query(struct si_context *sctx);
1482
1483 /* si_test_dma.c */
1484 void si_test_dma(struct si_screen *sscreen);
1485
1486 /* si_test_clearbuffer.c */
1487 void si_test_dma_perf(struct si_screen *sscreen);
1488
1489 /* si_uvd.c */
1490 struct pipe_video_codec *si_uvd_create_decoder(struct pipe_context *context,
1491 const struct pipe_video_codec *templ);
1492
1493 struct pipe_video_buffer *si_video_buffer_create(struct pipe_context *pipe,
1494 const struct pipe_video_buffer *tmpl);
1495
1496 /* si_viewport.c */
1497 void si_update_ngg_small_prim_precision(struct si_context *ctx);
1498 void si_get_small_prim_cull_info(struct si_context *sctx, struct si_small_prim_cull_info *out);
1499 void si_update_vs_viewport_state(struct si_context *ctx);
1500 void si_init_viewport_functions(struct si_context *ctx);
1501
1502 /* si_texture.c */
1503 bool si_prepare_for_dma_blit(struct si_context *sctx, struct si_texture *dst, unsigned dst_level,
1504 unsigned dstx, unsigned dsty, unsigned dstz, struct si_texture *src,
1505 unsigned src_level, const struct pipe_box *src_box);
1506 void si_eliminate_fast_color_clear(struct si_context *sctx, struct si_texture *tex,
1507 bool *ctx_flushed);
1508 void si_texture_discard_cmask(struct si_screen *sscreen, struct si_texture *tex);
1509 bool si_init_flushed_depth_texture(struct pipe_context *ctx, struct pipe_resource *texture);
1510 void si_print_texture_info(struct si_screen *sscreen, struct si_texture *tex,
1511 struct u_log_context *log);
1512 struct pipe_resource *si_texture_create(struct pipe_screen *screen,
1513 const struct pipe_resource *templ);
1514 bool vi_dcc_formats_compatible(struct si_screen *sscreen, enum pipe_format format1,
1515 enum pipe_format format2);
1516 bool vi_dcc_formats_are_incompatible(struct pipe_resource *tex, unsigned level,
1517 enum pipe_format view_format);
1518 void vi_disable_dcc_if_incompatible_format(struct si_context *sctx, struct pipe_resource *tex,
1519 unsigned level, enum pipe_format view_format);
1520 struct pipe_surface *si_create_surface_custom(struct pipe_context *pipe,
1521 struct pipe_resource *texture,
1522 const struct pipe_surface *templ, unsigned width0,
1523 unsigned height0, unsigned width, unsigned height);
1524 unsigned si_translate_colorswap(enum pipe_format format, bool do_endian_swap);
1525 void vi_separate_dcc_try_enable(struct si_context *sctx, struct si_texture *tex);
1526 void vi_separate_dcc_start_query(struct si_context *sctx, struct si_texture *tex);
1527 void vi_separate_dcc_stop_query(struct si_context *sctx, struct si_texture *tex);
1528 void vi_separate_dcc_process_and_reset_stats(struct pipe_context *ctx, struct si_texture *tex);
1529 bool si_texture_disable_dcc(struct si_context *sctx, struct si_texture *tex);
1530 void si_init_screen_texture_functions(struct si_screen *sscreen);
1531 void si_init_context_texture_functions(struct si_context *sctx);
1532
1533 /*
1534 * common helpers
1535 */
1536
1537 static inline struct si_resource *si_resource(struct pipe_resource *r)
1538 {
1539 return (struct si_resource *)r;
1540 }
1541
1542 static inline void si_resource_reference(struct si_resource **ptr, struct si_resource *res)
1543 {
1544 pipe_resource_reference((struct pipe_resource **)ptr, (struct pipe_resource *)res);
1545 }
1546
1547 static inline void si_texture_reference(struct si_texture **ptr, struct si_texture *res)
1548 {
1549 pipe_resource_reference((struct pipe_resource **)ptr, &res->buffer.b.b);
1550 }
1551
1552 static inline void
1553 si_shader_selector_reference(struct si_context *sctx, /* sctx can optionally be NULL */
1554 struct si_shader_selector **dst, struct si_shader_selector *src)
1555 {
1556 if (*dst == src)
1557 return;
1558
1559 struct si_screen *sscreen = src ? src->screen : (*dst)->screen;
1560 util_shader_reference(&sctx->b, &sscreen->live_shader_cache, (void **)dst, src);
1561 }
1562
1563 static inline bool vi_dcc_enabled(struct si_texture *tex, unsigned level)
1564 {
1565 return tex->surface.dcc_offset && level < tex->surface.num_dcc_levels;
1566 }
1567
1568 static inline unsigned si_tile_mode_index(struct si_texture *tex, unsigned level, bool stencil)
1569 {
1570 if (stencil)
1571 return tex->surface.u.legacy.stencil_tiling_index[level];
1572 else
1573 return tex->surface.u.legacy.tiling_index[level];
1574 }
1575
1576 static inline unsigned si_get_minimum_num_gfx_cs_dwords(struct si_context *sctx)
1577 {
1578 /* Don't count the needed CS space exactly and just use an upper bound.
1579 *
1580 * Also reserve space for stopping queries at the end of IB, because
1581 * the number of active queries is unlimited in theory.
1582 */
1583 return 2048 + sctx->num_cs_dw_queries_suspend;
1584 }
1585
1586 static inline void si_context_add_resource_size(struct si_context *sctx, struct pipe_resource *r)
1587 {
1588 if (r) {
1589 /* Add memory usage for need_gfx_cs_space */
1590 sctx->vram += si_resource(r)->vram_usage;
1591 sctx->gtt += si_resource(r)->gart_usage;
1592 }
1593 }
1594
1595 static inline void si_invalidate_draw_sh_constants(struct si_context *sctx)
1596 {
1597 sctx->last_base_vertex = SI_BASE_VERTEX_UNKNOWN;
1598 sctx->last_instance_count = SI_INSTANCE_COUNT_UNKNOWN;
1599 }
1600
1601 static inline unsigned si_get_atom_bit(struct si_context *sctx, struct si_atom *atom)
1602 {
1603 return 1 << (atom - sctx->atoms.array);
1604 }
1605
1606 static inline void si_set_atom_dirty(struct si_context *sctx, struct si_atom *atom, bool dirty)
1607 {
1608 unsigned bit = si_get_atom_bit(sctx, atom);
1609
1610 if (dirty)
1611 sctx->dirty_atoms |= bit;
1612 else
1613 sctx->dirty_atoms &= ~bit;
1614 }
1615
1616 static inline bool si_is_atom_dirty(struct si_context *sctx, struct si_atom *atom)
1617 {
1618 return (sctx->dirty_atoms & si_get_atom_bit(sctx, atom)) != 0;
1619 }
1620
1621 static inline void si_mark_atom_dirty(struct si_context *sctx, struct si_atom *atom)
1622 {
1623 si_set_atom_dirty(sctx, atom, true);
1624 }
1625
1626 static inline struct si_shader_ctx_state *si_get_vs(struct si_context *sctx)
1627 {
1628 if (sctx->gs_shader.cso)
1629 return &sctx->gs_shader;
1630 if (sctx->tes_shader.cso)
1631 return &sctx->tes_shader;
1632
1633 return &sctx->vs_shader;
1634 }
1635
1636 static inline struct si_shader_info *si_get_vs_info(struct si_context *sctx)
1637 {
1638 struct si_shader_ctx_state *vs = si_get_vs(sctx);
1639
1640 return vs->cso ? &vs->cso->info : NULL;
1641 }
1642
1643 static inline struct si_shader *si_get_vs_state(struct si_context *sctx)
1644 {
1645 if (sctx->gs_shader.cso && sctx->gs_shader.current && !sctx->gs_shader.current->key.as_ngg)
1646 return sctx->gs_shader.cso->gs_copy_shader;
1647
1648 struct si_shader_ctx_state *vs = si_get_vs(sctx);
1649 return vs->current ? vs->current : NULL;
1650 }
1651
1652 static inline bool si_can_dump_shader(struct si_screen *sscreen, unsigned processor)
1653 {
1654 return sscreen->debug_flags & (1 << processor);
1655 }
1656
1657 static inline bool si_get_strmout_en(struct si_context *sctx)
1658 {
1659 return sctx->streamout.streamout_enabled || sctx->streamout.prims_gen_query_enabled;
1660 }
1661
1662 static inline unsigned si_optimal_tcc_alignment(struct si_context *sctx, unsigned upload_size)
1663 {
1664 unsigned alignment, tcc_cache_line_size;
1665
1666 /* If the upload size is less than the cache line size (e.g. 16, 32),
1667 * the whole thing will fit into a cache line if we align it to its size.
1668 * The idea is that multiple small uploads can share a cache line.
1669 * If the upload size is greater, align it to the cache line size.
1670 */
1671 alignment = util_next_power_of_two(upload_size);
1672 tcc_cache_line_size = sctx->screen->info.tcc_cache_line_size;
1673 return MIN2(alignment, tcc_cache_line_size);
1674 }
1675
1676 static inline void si_saved_cs_reference(struct si_saved_cs **dst, struct si_saved_cs *src)
1677 {
1678 if (pipe_reference(&(*dst)->reference, &src->reference))
1679 si_destroy_saved_cs(*dst);
1680
1681 *dst = src;
1682 }
1683
1684 static inline void si_make_CB_shader_coherent(struct si_context *sctx, unsigned num_samples,
1685 bool shaders_read_metadata, bool dcc_pipe_aligned)
1686 {
1687 sctx->flags |= SI_CONTEXT_FLUSH_AND_INV_CB | SI_CONTEXT_INV_VCACHE;
1688
1689 if (sctx->chip_class >= GFX10) {
1690 if (sctx->screen->info.tcc_harvested)
1691 sctx->flags |= SI_CONTEXT_INV_L2;
1692 else if (shaders_read_metadata)
1693 sctx->flags |= SI_CONTEXT_INV_L2_METADATA;
1694 } else if (sctx->chip_class == GFX9) {
1695 /* Single-sample color is coherent with shaders on GFX9, but
1696 * L2 metadata must be flushed if shaders read metadata.
1697 * (DCC, CMASK).
1698 */
1699 if (num_samples >= 2 || (shaders_read_metadata && !dcc_pipe_aligned))
1700 sctx->flags |= SI_CONTEXT_INV_L2;
1701 else if (shaders_read_metadata)
1702 sctx->flags |= SI_CONTEXT_INV_L2_METADATA;
1703 } else {
1704 /* GFX6-GFX8 */
1705 sctx->flags |= SI_CONTEXT_INV_L2;
1706 }
1707 }
1708
1709 static inline void si_make_DB_shader_coherent(struct si_context *sctx, unsigned num_samples,
1710 bool include_stencil, bool shaders_read_metadata)
1711 {
1712 sctx->flags |= SI_CONTEXT_FLUSH_AND_INV_DB | SI_CONTEXT_INV_VCACHE;
1713
1714 if (sctx->chip_class >= GFX10) {
1715 if (sctx->screen->info.tcc_harvested)
1716 sctx->flags |= SI_CONTEXT_INV_L2;
1717 else if (shaders_read_metadata)
1718 sctx->flags |= SI_CONTEXT_INV_L2_METADATA;
1719 } else if (sctx->chip_class == GFX9) {
1720 /* Single-sample depth (not stencil) is coherent with shaders
1721 * on GFX9, but L2 metadata must be flushed if shaders read
1722 * metadata.
1723 */
1724 if (num_samples >= 2 || include_stencil)
1725 sctx->flags |= SI_CONTEXT_INV_L2;
1726 else if (shaders_read_metadata)
1727 sctx->flags |= SI_CONTEXT_INV_L2_METADATA;
1728 } else {
1729 /* GFX6-GFX8 */
1730 sctx->flags |= SI_CONTEXT_INV_L2;
1731 }
1732 }
1733
1734 static inline bool si_can_sample_zs(struct si_texture *tex, bool stencil_sampler)
1735 {
1736 return (stencil_sampler && tex->can_sample_s) || (!stencil_sampler && tex->can_sample_z);
1737 }
1738
1739 static inline bool si_htile_enabled(struct si_texture *tex, unsigned level, unsigned zs_mask)
1740 {
1741 if (zs_mask == PIPE_MASK_S && tex->htile_stencil_disabled)
1742 return false;
1743
1744 return tex->surface.htile_offset && level == 0;
1745 }
1746
1747 static inline bool vi_tc_compat_htile_enabled(struct si_texture *tex, unsigned level,
1748 unsigned zs_mask)
1749 {
1750 assert(!tex->tc_compatible_htile || tex->surface.htile_offset);
1751 return tex->tc_compatible_htile && si_htile_enabled(tex, level, zs_mask);
1752 }
1753
1754 static inline unsigned si_get_ps_iter_samples(struct si_context *sctx)
1755 {
1756 if (sctx->ps_uses_fbfetch)
1757 return sctx->framebuffer.nr_color_samples;
1758
1759 return MIN2(sctx->ps_iter_samples, sctx->framebuffer.nr_color_samples);
1760 }
1761
1762 static inline unsigned si_get_total_colormask(struct si_context *sctx)
1763 {
1764 if (sctx->queued.named.rasterizer->rasterizer_discard)
1765 return 0;
1766
1767 struct si_shader_selector *ps = sctx->ps_shader.cso;
1768 if (!ps)
1769 return 0;
1770
1771 unsigned colormask =
1772 sctx->framebuffer.colorbuf_enabled_4bit & sctx->queued.named.blend->cb_target_mask;
1773
1774 if (!ps->info.properties[TGSI_PROPERTY_FS_COLOR0_WRITES_ALL_CBUFS])
1775 colormask &= ps->colors_written_4bit;
1776 else if (!ps->colors_written_4bit)
1777 colormask = 0; /* color0 writes all cbufs, but it's not written */
1778
1779 return colormask;
1780 }
1781
1782 #define UTIL_ALL_PRIM_LINE_MODES \
1783 ((1 << PIPE_PRIM_LINES) | (1 << PIPE_PRIM_LINE_LOOP) | (1 << PIPE_PRIM_LINE_STRIP) | \
1784 (1 << PIPE_PRIM_LINES_ADJACENCY) | (1 << PIPE_PRIM_LINE_STRIP_ADJACENCY))
1785
1786 static inline bool util_prim_is_lines(unsigned prim)
1787 {
1788 return ((1 << prim) & UTIL_ALL_PRIM_LINE_MODES) != 0;
1789 }
1790
1791 static inline bool util_prim_is_points_or_lines(unsigned prim)
1792 {
1793 return ((1 << prim) & (UTIL_ALL_PRIM_LINE_MODES | (1 << PIPE_PRIM_POINTS))) != 0;
1794 }
1795
1796 static inline bool util_rast_prim_is_triangles(unsigned prim)
1797 {
1798 return ((1 << prim) &
1799 ((1 << PIPE_PRIM_TRIANGLES) | (1 << PIPE_PRIM_TRIANGLE_STRIP) |
1800 (1 << PIPE_PRIM_TRIANGLE_FAN) | (1 << PIPE_PRIM_QUADS) | (1 << PIPE_PRIM_QUAD_STRIP) |
1801 (1 << PIPE_PRIM_POLYGON) | (1 << PIPE_PRIM_TRIANGLES_ADJACENCY) |
1802 (1 << PIPE_PRIM_TRIANGLE_STRIP_ADJACENCY)));
1803 }
1804
1805 /**
1806 * Return true if there is enough memory in VRAM and GTT for the buffers
1807 * added so far.
1808 *
1809 * \param vram VRAM memory size not added to the buffer list yet
1810 * \param gtt GTT memory size not added to the buffer list yet
1811 */
1812 static inline bool radeon_cs_memory_below_limit(struct si_screen *screen, struct radeon_cmdbuf *cs,
1813 uint64_t vram, uint64_t gtt)
1814 {
1815 vram += cs->used_vram;
1816 gtt += cs->used_gart;
1817
1818 /* Anything that goes above the VRAM size should go to GTT. */
1819 if (vram > screen->info.vram_size)
1820 gtt += vram - screen->info.vram_size;
1821
1822 /* Now we just need to check if we have enough GTT. */
1823 return gtt < screen->info.gart_size * 0.7;
1824 }
1825
1826 /**
1827 * Add a buffer to the buffer list for the given command stream (CS).
1828 *
1829 * All buffers used by a CS must be added to the list. This tells the kernel
1830 * driver which buffers are used by GPU commands. Other buffers can
1831 * be swapped out (not accessible) during execution.
1832 *
1833 * The buffer list becomes empty after every context flush and must be
1834 * rebuilt.
1835 */
1836 static inline void radeon_add_to_buffer_list(struct si_context *sctx, struct radeon_cmdbuf *cs,
1837 struct si_resource *bo, enum radeon_bo_usage usage,
1838 enum radeon_bo_priority priority)
1839 {
1840 assert(usage);
1841 sctx->ws->cs_add_buffer(cs, bo->buf, (enum radeon_bo_usage)(usage | RADEON_USAGE_SYNCHRONIZED),
1842 bo->domains, priority);
1843 }
1844
1845 /**
1846 * Same as above, but also checks memory usage and flushes the context
1847 * accordingly.
1848 *
1849 * When this SHOULD NOT be used:
1850 *
1851 * - if si_context_add_resource_size has been called for the buffer
1852 * followed by *_need_cs_space for checking the memory usage
1853 *
1854 * - if si_need_dma_space has been called for the buffer
1855 *
1856 * - when emitting state packets and draw packets (because preceding packets
1857 * can't be re-emitted at that point)
1858 *
1859 * - if shader resource "enabled_mask" is not up-to-date or there is
1860 * a different constraint disallowing a context flush
1861 */
1862 static inline void radeon_add_to_gfx_buffer_list_check_mem(struct si_context *sctx,
1863 struct si_resource *bo,
1864 enum radeon_bo_usage usage,
1865 enum radeon_bo_priority priority,
1866 bool check_mem)
1867 {
1868 if (check_mem &&
1869 !radeon_cs_memory_below_limit(sctx->screen, sctx->gfx_cs, sctx->vram + bo->vram_usage,
1870 sctx->gtt + bo->gart_usage))
1871 si_flush_gfx_cs(sctx, RADEON_FLUSH_ASYNC_START_NEXT_GFX_IB_NOW, NULL);
1872
1873 radeon_add_to_buffer_list(sctx, sctx->gfx_cs, bo, usage, priority);
1874 }
1875
1876 static inline bool si_compute_prim_discard_enabled(struct si_context *sctx)
1877 {
1878 return sctx->prim_discard_vertex_count_threshold != UINT_MAX;
1879 }
1880
1881 static inline unsigned si_get_wave_size(struct si_screen *sscreen,
1882 enum pipe_shader_type shader_type, bool ngg, bool es,
1883 bool prim_discard_cs)
1884 {
1885 if (shader_type == PIPE_SHADER_COMPUTE)
1886 return sscreen->compute_wave_size;
1887 else if (shader_type == PIPE_SHADER_FRAGMENT)
1888 return sscreen->ps_wave_size;
1889 else if ((shader_type == PIPE_SHADER_VERTEX && prim_discard_cs) || /* only Wave64 implemented */
1890 (shader_type == PIPE_SHADER_VERTEX && es && !ngg) ||
1891 (shader_type == PIPE_SHADER_TESS_EVAL && es && !ngg) ||
1892 (shader_type == PIPE_SHADER_GEOMETRY && !ngg)) /* legacy GS only supports Wave64 */
1893 return 64;
1894 else
1895 return sscreen->ge_wave_size;
1896 }
1897
1898 static inline unsigned si_get_shader_wave_size(struct si_shader *shader)
1899 {
1900 return si_get_wave_size(shader->selector->screen, shader->selector->type, shader->key.as_ngg,
1901 shader->key.as_es, shader->key.opt.vs_as_prim_discard_cs);
1902 }
1903
1904 #define PRINT_ERR(fmt, args...) \
1905 fprintf(stderr, "EE %s:%d %s - " fmt, __FILE__, __LINE__, __func__, ##args)
1906
1907 #endif