radeonsi: implement CP register shadowing
[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 DBG_SHADOW_REGS,
188
189 /* 3D engine options: */
190 DBG_NO_GFX,
191 DBG_NO_NGG,
192 DBG_ALWAYS_NGG_CULLING_ALL,
193 DBG_ALWAYS_NGG_CULLING_TESS,
194 DBG_NO_NGG_CULLING,
195 DBG_ALWAYS_PD,
196 DBG_PD,
197 DBG_NO_PD,
198 DBG_SWITCH_ON_EOP,
199 DBG_NO_OUT_OF_ORDER,
200 DBG_NO_DPBB,
201 DBG_NO_DFSM,
202 DBG_DPBB,
203 DBG_DFSM,
204 DBG_NO_HYPERZ,
205 DBG_NO_RB_PLUS,
206 DBG_NO_2D_TILING,
207 DBG_NO_TILING,
208 DBG_NO_DCC,
209 DBG_NO_DCC_CLEAR,
210 DBG_NO_DCC_FB,
211 DBG_NO_DCC_MSAA,
212 DBG_NO_FMASK,
213
214 DBG_COUNT
215 };
216
217 enum
218 {
219 /* Tests: */
220 DBG_TEST_DMA,
221 DBG_TEST_VMFAULT_CP,
222 DBG_TEST_VMFAULT_SDMA,
223 DBG_TEST_VMFAULT_SHADER,
224 DBG_TEST_DMA_PERF,
225 DBG_TEST_GDS,
226 DBG_TEST_GDS_MM,
227 DBG_TEST_GDS_OA_MM,
228 };
229
230 #define DBG_ALL_SHADERS (((1 << (DBG_CS + 1)) - 1))
231 #define DBG(name) (1ull << DBG_##name)
232
233 enum si_cache_policy
234 {
235 L2_BYPASS,
236 L2_STREAM, /* same as SLC=1 */
237 L2_LRU, /* same as SLC=0 */
238 };
239
240 enum si_coherency
241 {
242 SI_COHERENCY_NONE, /* no cache flushes needed */
243 SI_COHERENCY_SHADER,
244 SI_COHERENCY_CB_META,
245 SI_COHERENCY_DB_META,
246 SI_COHERENCY_CP,
247 };
248
249 struct si_compute;
250 struct si_shader_context;
251 struct hash_table;
252 struct u_suballocator;
253
254 /* Only 32-bit buffer allocations are supported, gallium doesn't support more
255 * at the moment.
256 */
257 struct si_resource {
258 struct threaded_resource b;
259
260 /* Winsys objects. */
261 struct pb_buffer *buf;
262 uint64_t gpu_address;
263 /* Memory usage if the buffer placement is optimal. */
264 uint64_t vram_usage;
265 uint64_t gart_usage;
266
267 /* Resource properties. */
268 uint64_t bo_size;
269 unsigned bo_alignment;
270 enum radeon_bo_domain domains;
271 enum radeon_bo_flag flags;
272 unsigned bind_history;
273 int max_forced_staging_uploads;
274
275 /* The buffer range which is initialized (with a write transfer,
276 * streamout, DMA, or as a random access target). The rest of
277 * the buffer is considered invalid and can be mapped unsynchronized.
278 *
279 * This allows unsychronized mapping of a buffer range which hasn't
280 * been used yet. It's for applications which forget to use
281 * the unsynchronized map flag and expect the driver to figure it out.
282 */
283 struct util_range valid_buffer_range;
284
285 /* For buffers only. This indicates that a write operation has been
286 * performed by TC L2, but the cache hasn't been flushed.
287 * Any hw block which doesn't use or bypasses TC L2 should check this
288 * flag and flush the cache before using the buffer.
289 *
290 * For example, TC L2 must be flushed if a buffer which has been
291 * modified by a shader store instruction is about to be used as
292 * an index buffer. The reason is that VGT DMA index fetching doesn't
293 * use TC L2.
294 */
295 bool TC_L2_dirty;
296
297 /* Whether this resource is referenced by bindless handles. */
298 bool texture_handle_allocated;
299 bool image_handle_allocated;
300
301 /* Whether the resource has been exported via resource_get_handle. */
302 unsigned external_usage; /* PIPE_HANDLE_USAGE_* */
303 };
304
305 struct si_transfer {
306 struct threaded_transfer b;
307 struct si_resource *staging;
308 unsigned offset;
309 };
310
311 struct si_texture {
312 struct si_resource buffer;
313
314 struct radeon_surf surface;
315 struct si_texture *flushed_depth_texture;
316
317 /* One texture allocation can contain these buffers:
318 * - image (pixel data)
319 * - FMASK buffer (MSAA compression)
320 * - CMASK buffer (MSAA compression and/or legacy fast color clear)
321 * - HTILE buffer (Z/S compression and fast Z/S clear)
322 * - DCC buffer (color compression and new fast color clear)
323 * - displayable DCC buffer (if the DCC buffer is not displayable)
324 * - DCC retile mapping buffer (if the DCC buffer is not displayable)
325 */
326 uint64_t cmask_base_address_reg;
327 struct si_resource *cmask_buffer;
328 unsigned cb_color_info; /* fast clear enable bit */
329 unsigned color_clear_value[2];
330 unsigned last_msaa_resolve_target_micro_mode;
331 unsigned num_level0_transfers;
332 unsigned plane_index; /* other planes are different pipe_resources */
333 unsigned num_planes;
334
335 /* Depth buffer compression and fast clear. */
336 float depth_clear_value;
337 uint16_t dirty_level_mask; /* each bit says if that mipmap is compressed */
338 uint16_t stencil_dirty_level_mask; /* each bit says if that mipmap is compressed */
339 enum pipe_format db_render_format : 16;
340 uint8_t stencil_clear_value;
341 bool fmask_is_identity : 1;
342 bool tc_compatible_htile : 1;
343 bool enable_tc_compatible_htile_next_clear : 1;
344 bool htile_stencil_disabled : 1;
345 bool depth_cleared : 1; /* if it was cleared at least once */
346 bool stencil_cleared : 1; /* if it was cleared at least once */
347 bool upgraded_depth : 1; /* upgraded from unorm to Z32_FLOAT */
348 bool is_depth : 1;
349 bool db_compatible : 1;
350 bool can_sample_z : 1;
351 bool can_sample_s : 1;
352
353 /* We need to track DCC dirtiness, because st/dri usually calls
354 * flush_resource twice per frame (not a bug) and we don't wanna
355 * decompress DCC twice. Also, the dirty tracking must be done even
356 * if DCC isn't used, because it's required by the DCC usage analysis
357 * for a possible future enablement.
358 */
359 bool separate_dcc_dirty : 1;
360 bool displayable_dcc_dirty : 1;
361
362 /* Statistics gathering for the DCC enablement heuristic. */
363 bool dcc_gather_statistics : 1;
364 /* Counter that should be non-zero if the texture is bound to a
365 * framebuffer.
366 */
367 unsigned framebuffers_bound;
368 /* Whether the texture is a displayable back buffer and needs DCC
369 * decompression, which is expensive. Therefore, it's enabled only
370 * if statistics suggest that it will pay off and it's allocated
371 * separately. It can't be bound as a sampler by apps. Limited to
372 * target == 2D and last_level == 0. If enabled, dcc_offset contains
373 * the absolute GPUVM address, not the relative one.
374 */
375 struct si_resource *dcc_separate_buffer;
376 /* When DCC is temporarily disabled, the separate buffer is here. */
377 struct si_resource *last_dcc_separate_buffer;
378 /* Estimate of how much this color buffer is written to in units of
379 * full-screen draws: ps_invocations / (width * height)
380 * Shader kills, late Z, and blending with trivial discards make it
381 * inaccurate (we need to count CB updates, not PS invocations).
382 */
383 unsigned ps_draw_ratio;
384 /* The number of clears since the last DCC usage analysis. */
385 unsigned num_slow_clears;
386 };
387
388 struct si_surface {
389 struct pipe_surface base;
390
391 /* These can vary with block-compressed textures. */
392 uint16_t width0;
393 uint16_t height0;
394
395 bool color_initialized : 1;
396 bool depth_initialized : 1;
397
398 /* Misc. color flags. */
399 bool color_is_int8 : 1;
400 bool color_is_int10 : 1;
401 bool dcc_incompatible : 1;
402
403 /* Color registers. */
404 unsigned cb_color_info;
405 unsigned cb_color_view;
406 unsigned cb_color_attrib;
407 unsigned cb_color_attrib2; /* GFX9 and later */
408 unsigned cb_color_attrib3; /* GFX10 and later */
409 unsigned cb_dcc_control; /* GFX8 and later */
410 unsigned spi_shader_col_format : 8; /* no blending, no alpha-to-coverage. */
411 unsigned spi_shader_col_format_alpha : 8; /* alpha-to-coverage */
412 unsigned spi_shader_col_format_blend : 8; /* blending without alpha. */
413 unsigned spi_shader_col_format_blend_alpha : 8; /* blending with alpha. */
414
415 /* DB registers. */
416 uint64_t db_depth_base; /* DB_Z_READ/WRITE_BASE */
417 uint64_t db_stencil_base;
418 uint64_t db_htile_data_base;
419 unsigned db_depth_info;
420 unsigned db_z_info;
421 unsigned db_z_info2; /* GFX9 only */
422 unsigned db_depth_view;
423 unsigned db_depth_size;
424 unsigned db_depth_slice;
425 unsigned db_stencil_info;
426 unsigned db_stencil_info2; /* GFX9 only */
427 unsigned db_htile_surface;
428 };
429
430 struct si_mmio_counter {
431 unsigned busy;
432 unsigned idle;
433 };
434
435 union si_mmio_counters {
436 struct si_mmio_counters_named {
437 /* For global GPU load including SDMA. */
438 struct si_mmio_counter gpu;
439
440 /* GRBM_STATUS */
441 struct si_mmio_counter spi;
442 struct si_mmio_counter gui;
443 struct si_mmio_counter ta;
444 struct si_mmio_counter gds;
445 struct si_mmio_counter vgt;
446 struct si_mmio_counter ia;
447 struct si_mmio_counter sx;
448 struct si_mmio_counter wd;
449 struct si_mmio_counter bci;
450 struct si_mmio_counter sc;
451 struct si_mmio_counter pa;
452 struct si_mmio_counter db;
453 struct si_mmio_counter cp;
454 struct si_mmio_counter cb;
455
456 /* SRBM_STATUS2 */
457 struct si_mmio_counter sdma;
458
459 /* CP_STAT */
460 struct si_mmio_counter pfp;
461 struct si_mmio_counter meq;
462 struct si_mmio_counter me;
463 struct si_mmio_counter surf_sync;
464 struct si_mmio_counter cp_dma;
465 struct si_mmio_counter scratch_ram;
466 } named;
467
468 unsigned array[sizeof(struct si_mmio_counters_named) / sizeof(unsigned)];
469 };
470
471 struct si_memory_object {
472 struct pipe_memory_object b;
473 struct pb_buffer *buf;
474 uint32_t stride;
475 };
476
477 /* Saved CS data for debugging features. */
478 struct radeon_saved_cs {
479 uint32_t *ib;
480 unsigned num_dw;
481
482 struct radeon_bo_list_item *bo_list;
483 unsigned bo_count;
484 };
485
486 struct si_screen {
487 struct pipe_screen b;
488 struct radeon_winsys *ws;
489 struct disk_cache *disk_shader_cache;
490
491 struct radeon_info info;
492 uint64_t debug_flags;
493 char renderer_string[183];
494
495 void (*make_texture_descriptor)(struct si_screen *screen, struct si_texture *tex, bool sampler,
496 enum pipe_texture_target target, enum pipe_format pipe_format,
497 const unsigned char state_swizzle[4], unsigned first_level,
498 unsigned last_level, unsigned first_layer, unsigned last_layer,
499 unsigned width, unsigned height, unsigned depth, uint32_t *state,
500 uint32_t *fmask_state);
501
502 unsigned num_vbos_in_user_sgprs;
503 unsigned pa_sc_raster_config;
504 unsigned pa_sc_raster_config_1;
505 unsigned se_tile_repeat;
506 unsigned gs_table_depth;
507 unsigned tess_offchip_block_dw_size;
508 unsigned tess_offchip_ring_size;
509 unsigned tess_factor_ring_size;
510 unsigned vgt_hs_offchip_param;
511 unsigned eqaa_force_coverage_samples;
512 unsigned eqaa_force_z_samples;
513 unsigned eqaa_force_color_samples;
514 bool has_draw_indirect_multi;
515 bool has_out_of_order_rast;
516 bool assume_no_z_fights;
517 bool commutative_blend_add;
518 bool dpbb_allowed;
519 bool dfsm_allowed;
520 bool llvm_has_working_vgpr_indexing;
521 bool use_ngg;
522 bool use_ngg_culling;
523 bool always_use_ngg_culling_all;
524 bool always_use_ngg_culling_tess;
525 bool use_ngg_streamout;
526
527 struct {
528 #define OPT_BOOL(name, dflt, description) bool name : 1;
529 #include "si_debug_options.h"
530 } options;
531
532 /* Whether shaders are monolithic (1-part) or separate (3-part). */
533 bool use_monolithic_shaders;
534 bool record_llvm_ir;
535 bool dcc_msaa_allowed;
536
537 struct slab_parent_pool pool_transfers;
538
539 /* Texture filter settings. */
540 int force_aniso; /* -1 = disabled */
541
542 /* Auxiliary context. Mainly used to initialize resources.
543 * It must be locked prior to using and flushed before unlocking. */
544 struct pipe_context *aux_context;
545 simple_mtx_t aux_context_lock;
546
547 /* This must be in the screen, because UE4 uses one context for
548 * compilation and another one for rendering.
549 */
550 unsigned num_compilations;
551 /* Along with ST_DEBUG=precompile, this should show if applications
552 * are loading shaders on demand. This is a monotonic counter.
553 */
554 unsigned num_shaders_created;
555 unsigned num_memory_shader_cache_hits;
556 unsigned num_memory_shader_cache_misses;
557 unsigned num_disk_shader_cache_hits;
558 unsigned num_disk_shader_cache_misses;
559
560 /* GPU load thread. */
561 simple_mtx_t gpu_load_mutex;
562 thrd_t gpu_load_thread;
563 union si_mmio_counters mmio_counters;
564 volatile unsigned gpu_load_stop_thread; /* bool */
565
566 /* Performance counters. */
567 struct si_perfcounters *perfcounters;
568
569 /* If pipe_screen wants to recompute and re-emit the framebuffer,
570 * sampler, and image states of all contexts, it should atomically
571 * increment this.
572 *
573 * Each context will compare this with its own last known value of
574 * the counter before drawing and re-emit the states accordingly.
575 */
576 unsigned dirty_tex_counter;
577 unsigned dirty_buf_counter;
578
579 /* Atomically increment this counter when an existing texture's
580 * metadata is enabled or disabled in a way that requires changing
581 * contexts' compressed texture binding masks.
582 */
583 unsigned compressed_colortex_counter;
584
585 struct {
586 /* Context flags to set so that all writes from earlier jobs
587 * in the CP are seen by L2 clients.
588 */
589 unsigned cp_to_L2;
590
591 /* Context flags to set so that all writes from earlier jobs
592 * that end in L2 are seen by CP.
593 */
594 unsigned L2_to_cp;
595 } barrier_flags;
596
597 simple_mtx_t shader_parts_mutex;
598 struct si_shader_part *vs_prologs;
599 struct si_shader_part *tcs_epilogs;
600 struct si_shader_part *gs_prologs;
601 struct si_shader_part *ps_prologs;
602 struct si_shader_part *ps_epilogs;
603
604 /* Shader cache in memory.
605 *
606 * Design & limitations:
607 * - The shader cache is per screen (= per process), never saved to
608 * disk, and skips redundant shader compilations from NIR to bytecode.
609 * - It can only be used with one-variant-per-shader support, in which
610 * case only the main (typically middle) part of shaders is cached.
611 * - Only VS, TCS, TES, PS are cached, out of which only the hw VS
612 * variants of VS and TES are cached, so LS and ES aren't.
613 * - GS and CS aren't cached, but it's certainly possible to cache
614 * those as well.
615 */
616 simple_mtx_t shader_cache_mutex;
617 struct hash_table *shader_cache;
618
619 /* Shader cache of live shaders. */
620 struct util_live_shader_cache live_shader_cache;
621
622 /* Shader compiler queue for multithreaded compilation. */
623 struct util_queue shader_compiler_queue;
624 /* Use at most 3 normal compiler threads on quadcore and better.
625 * Hyperthreaded CPUs report the number of threads, but we want
626 * the number of cores. We only need this many threads for shader-db. */
627 struct ac_llvm_compiler compiler[24]; /* used by the queue only */
628
629 struct util_queue shader_compiler_queue_low_priority;
630 /* Use at most 2 low priority threads on quadcore and better.
631 * We want to minimize the impact on multithreaded Mesa. */
632 struct ac_llvm_compiler compiler_lowp[10];
633
634 unsigned compute_wave_size;
635 unsigned ps_wave_size;
636 unsigned ge_wave_size;
637 };
638
639 struct si_blend_color {
640 struct pipe_blend_color state;
641 bool any_nonzeros;
642 };
643
644 struct si_sampler_view {
645 struct pipe_sampler_view base;
646 /* [0..7] = image descriptor
647 * [4..7] = buffer descriptor */
648 uint32_t state[8];
649 uint32_t fmask_state[8];
650 const struct legacy_surf_level *base_level_info;
651 ubyte base_level;
652 ubyte block_width;
653 bool is_stencil_sampler;
654 bool is_integer;
655 bool dcc_incompatible;
656 };
657
658 #define SI_SAMPLER_STATE_MAGIC 0x34f1c35a
659
660 struct si_sampler_state {
661 #ifndef NDEBUG
662 unsigned magic;
663 #endif
664 uint32_t val[4];
665 uint32_t integer_val[4];
666 uint32_t upgraded_depth_val[4];
667 };
668
669 struct si_cs_shader_state {
670 struct si_compute *program;
671 struct si_compute *emitted_program;
672 unsigned offset;
673 bool initialized;
674 bool uses_scratch;
675 };
676
677 struct si_samplers {
678 struct pipe_sampler_view *views[SI_NUM_SAMPLERS];
679 struct si_sampler_state *sampler_states[SI_NUM_SAMPLERS];
680
681 /* The i-th bit is set if that element is enabled (non-NULL resource). */
682 unsigned enabled_mask;
683 uint32_t needs_depth_decompress_mask;
684 uint32_t needs_color_decompress_mask;
685 };
686
687 struct si_images {
688 struct pipe_image_view views[SI_NUM_IMAGES];
689 uint32_t needs_color_decompress_mask;
690 unsigned enabled_mask;
691 };
692
693 struct si_framebuffer {
694 struct pipe_framebuffer_state state;
695 unsigned colorbuf_enabled_4bit;
696 unsigned spi_shader_col_format;
697 unsigned spi_shader_col_format_alpha;
698 unsigned spi_shader_col_format_blend;
699 unsigned spi_shader_col_format_blend_alpha;
700 ubyte nr_samples : 5; /* at most 16xAA */
701 ubyte log_samples : 3; /* at most 4 = 16xAA */
702 ubyte nr_color_samples; /* at most 8xAA */
703 ubyte compressed_cb_mask;
704 ubyte uncompressed_cb_mask;
705 ubyte displayable_dcc_cb_mask;
706 ubyte color_is_int8;
707 ubyte color_is_int10;
708 ubyte dirty_cbufs;
709 ubyte dcc_overwrite_combiner_watermark;
710 ubyte min_bytes_per_pixel;
711 bool dirty_zsbuf;
712 bool any_dst_linear;
713 bool CB_has_shader_readable_metadata;
714 bool DB_has_shader_readable_metadata;
715 bool all_DCC_pipe_aligned;
716 bool color_big_page;
717 bool zs_big_page;
718 };
719
720 enum si_quant_mode
721 {
722 /* This is the list we want to support. */
723 SI_QUANT_MODE_16_8_FIXED_POINT_1_256TH,
724 SI_QUANT_MODE_14_10_FIXED_POINT_1_1024TH,
725 SI_QUANT_MODE_12_12_FIXED_POINT_1_4096TH,
726 };
727
728 struct si_signed_scissor {
729 int minx;
730 int miny;
731 int maxx;
732 int maxy;
733 enum si_quant_mode quant_mode;
734 };
735
736 struct si_viewports {
737 struct pipe_viewport_state states[SI_MAX_VIEWPORTS];
738 struct si_signed_scissor as_scissor[SI_MAX_VIEWPORTS];
739 bool y_inverted;
740 };
741
742 struct si_clip_state {
743 struct pipe_clip_state state;
744 bool any_nonzeros;
745 };
746
747 struct si_streamout_target {
748 struct pipe_stream_output_target b;
749
750 /* The buffer where BUFFER_FILLED_SIZE is stored. */
751 struct si_resource *buf_filled_size;
752 unsigned buf_filled_size_offset;
753 bool buf_filled_size_valid;
754
755 unsigned stride_in_dw;
756 };
757
758 struct si_streamout {
759 bool begin_emitted;
760
761 unsigned enabled_mask;
762 unsigned num_targets;
763 struct si_streamout_target *targets[PIPE_MAX_SO_BUFFERS];
764
765 unsigned append_bitmask;
766 bool suspended;
767
768 /* External state which comes from the vertex shader,
769 * it must be set explicitly when binding a shader. */
770 uint16_t *stride_in_dw;
771 unsigned enabled_stream_buffers_mask; /* stream0 buffers0-3 in 4 LSB */
772
773 /* The state of VGT_STRMOUT_BUFFER_(CONFIG|EN). */
774 unsigned hw_enabled_mask;
775
776 /* The state of VGT_STRMOUT_(CONFIG|EN). */
777 bool streamout_enabled;
778 bool prims_gen_query_enabled;
779 int num_prims_gen_queries;
780 };
781
782 /* A shader state consists of the shader selector, which is a constant state
783 * object shared by multiple contexts and shouldn't be modified, and
784 * the current shader variant selected for this context.
785 */
786 struct si_shader_ctx_state {
787 struct si_shader_selector *cso;
788 struct si_shader *current;
789 };
790
791 #define SI_NUM_VGT_PARAM_KEY_BITS 12
792 #define SI_NUM_VGT_PARAM_STATES (1 << SI_NUM_VGT_PARAM_KEY_BITS)
793
794 /* The IA_MULTI_VGT_PARAM key used to index the table of precomputed values.
795 * Some fields are set by state-change calls, most are set by draw_vbo.
796 */
797 union si_vgt_param_key {
798 struct {
799 #if UTIL_ARCH_LITTLE_ENDIAN
800 unsigned prim : 4;
801 unsigned uses_instancing : 1;
802 unsigned multi_instances_smaller_than_primgroup : 1;
803 unsigned primitive_restart : 1;
804 unsigned count_from_stream_output : 1;
805 unsigned line_stipple_enabled : 1;
806 unsigned uses_tess : 1;
807 unsigned tess_uses_prim_id : 1;
808 unsigned uses_gs : 1;
809 unsigned _pad : 32 - SI_NUM_VGT_PARAM_KEY_BITS;
810 #else /* UTIL_ARCH_BIG_ENDIAN */
811 unsigned _pad : 32 - SI_NUM_VGT_PARAM_KEY_BITS;
812 unsigned uses_gs : 1;
813 unsigned tess_uses_prim_id : 1;
814 unsigned uses_tess : 1;
815 unsigned line_stipple_enabled : 1;
816 unsigned count_from_stream_output : 1;
817 unsigned primitive_restart : 1;
818 unsigned multi_instances_smaller_than_primgroup : 1;
819 unsigned uses_instancing : 1;
820 unsigned prim : 4;
821 #endif
822 } u;
823 uint32_t index;
824 };
825
826 #define SI_NUM_VGT_STAGES_KEY_BITS 6
827 #define SI_NUM_VGT_STAGES_STATES (1 << SI_NUM_VGT_STAGES_KEY_BITS)
828
829 /* The VGT_SHADER_STAGES key used to index the table of precomputed values.
830 * Some fields are set by state-change calls, most are set by draw_vbo.
831 */
832 union si_vgt_stages_key {
833 struct {
834 #if UTIL_ARCH_LITTLE_ENDIAN
835 unsigned tess : 1;
836 unsigned gs : 1;
837 unsigned ngg_gs_fast_launch : 1;
838 unsigned ngg_passthrough : 1;
839 unsigned ngg : 1; /* gfx10+ */
840 unsigned streamout : 1; /* only used with NGG */
841 unsigned _pad : 32 - SI_NUM_VGT_STAGES_KEY_BITS;
842 #else /* UTIL_ARCH_BIG_ENDIAN */
843 unsigned _pad : 32 - SI_NUM_VGT_STAGES_KEY_BITS;
844 unsigned streamout : 1;
845 unsigned ngg : 1;
846 unsigned ngg_passthrough : 1;
847 unsigned ngg_gs_fast_launch : 1;
848 unsigned gs : 1;
849 unsigned tess : 1;
850 #endif
851 } u;
852 uint32_t index;
853 };
854
855 struct si_texture_handle {
856 unsigned desc_slot;
857 bool desc_dirty;
858 struct pipe_sampler_view *view;
859 struct si_sampler_state sstate;
860 };
861
862 struct si_image_handle {
863 unsigned desc_slot;
864 bool desc_dirty;
865 struct pipe_image_view view;
866 };
867
868 struct si_saved_cs {
869 struct pipe_reference reference;
870 struct si_context *ctx;
871 struct radeon_saved_cs gfx;
872 struct radeon_saved_cs compute;
873 struct si_resource *trace_buf;
874 unsigned trace_id;
875
876 unsigned gfx_last_dw;
877 unsigned compute_last_dw;
878 bool flushed;
879 int64_t time_flush;
880 };
881
882 struct si_sdma_upload {
883 struct si_resource *dst;
884 struct si_resource *src;
885 unsigned src_offset;
886 unsigned dst_offset;
887 unsigned size;
888 };
889
890 struct si_small_prim_cull_info {
891 float scale[2], translate[2];
892 };
893
894 struct si_context {
895 struct pipe_context b; /* base class */
896
897 enum radeon_family family;
898 enum chip_class chip_class;
899
900 struct radeon_winsys *ws;
901 struct radeon_winsys_ctx *ctx;
902 struct radeon_cmdbuf *gfx_cs; /* compute IB if graphics is disabled */
903 struct radeon_cmdbuf *sdma_cs;
904 struct pipe_fence_handle *last_gfx_fence;
905 struct pipe_fence_handle *last_sdma_fence;
906 struct si_resource *eop_bug_scratch;
907 struct u_upload_mgr *cached_gtt_allocator;
908 struct threaded_context *tc;
909 struct u_suballocator *allocator_zeroed_memory;
910 struct slab_child_pool pool_transfers;
911 struct slab_child_pool pool_transfers_unsync; /* for threaded_context */
912 struct pipe_device_reset_callback device_reset_callback;
913 struct u_log_context *log;
914 void *query_result_shader;
915 void *sh_query_result_shader;
916 struct si_resource *shadowed_regs;
917
918 void (*emit_cache_flush)(struct si_context *ctx);
919
920 struct blitter_context *blitter;
921 void *noop_blend;
922 void *noop_dsa;
923 void *discard_rasterizer_state;
924 void *custom_dsa_flush;
925 void *custom_blend_resolve;
926 void *custom_blend_fmask_decompress;
927 void *custom_blend_eliminate_fastclear;
928 void *custom_blend_dcc_decompress;
929 void *vs_blit_pos;
930 void *vs_blit_pos_layered;
931 void *vs_blit_color;
932 void *vs_blit_color_layered;
933 void *vs_blit_texcoord;
934 void *cs_clear_buffer;
935 void *cs_copy_buffer;
936 void *cs_copy_image;
937 void *cs_copy_image_1d_array;
938 void *cs_clear_render_target;
939 void *cs_clear_render_target_1d_array;
940 void *cs_clear_12bytes_buffer;
941 void *cs_dcc_decompress;
942 void *cs_dcc_retile;
943 void *cs_fmask_expand[3][2]; /* [log2(samples)-1][is_array] */
944 struct si_screen *screen;
945 struct pipe_debug_callback debug;
946 struct ac_llvm_compiler compiler; /* only non-threaded compilation */
947 struct si_shader_ctx_state fixed_func_tcs_shader;
948 /* Offset 0: EOP flush number; Offset 4: GDS prim restart counter */
949 struct si_resource *wait_mem_scratch;
950 unsigned wait_mem_number;
951 uint16_t prefetch_L2_mask;
952
953 bool has_graphics;
954 bool gfx_flush_in_progress : 1;
955 bool gfx_last_ib_is_busy : 1;
956 bool compute_is_busy : 1;
957
958 unsigned num_gfx_cs_flushes;
959 unsigned initial_gfx_cs_size;
960 unsigned last_dirty_tex_counter;
961 unsigned last_dirty_buf_counter;
962 unsigned last_compressed_colortex_counter;
963 unsigned last_num_draw_calls;
964 unsigned flags; /* flush flags */
965 /* Current unaccounted memory usage. */
966 uint64_t vram;
967 uint64_t gtt;
968
969 /* Compute-based primitive discard. */
970 unsigned prim_discard_vertex_count_threshold;
971 struct pb_buffer *gds;
972 struct pb_buffer *gds_oa;
973 struct radeon_cmdbuf *prim_discard_compute_cs;
974 unsigned compute_gds_offset;
975 struct si_shader *compute_ib_last_shader;
976 uint32_t compute_rewind_va;
977 unsigned compute_num_prims_in_batch;
978 bool preserve_prim_restart_gds_at_flush;
979 /* index_ring is divided into 2 halves for doublebuffering. */
980 struct si_resource *index_ring;
981 unsigned index_ring_base; /* offset of a per-IB portion */
982 unsigned index_ring_offset; /* offset within a per-IB portion */
983 unsigned index_ring_size_per_ib; /* max available size per IB */
984 bool prim_discard_compute_ib_initialized;
985 /* For tracking the last execution barrier - it can be either
986 * a WRITE_DATA packet or a fence. */
987 uint32_t *last_pkt3_write_data;
988 struct si_resource *barrier_buf;
989 unsigned barrier_buf_offset;
990 struct pipe_fence_handle *last_ib_barrier_fence;
991 struct si_resource *last_ib_barrier_buf;
992 unsigned last_ib_barrier_buf_offset;
993
994 /* Atoms (direct states). */
995 union si_state_atoms atoms;
996 unsigned dirty_atoms; /* mask */
997 /* PM4 states (precomputed immutable states) */
998 unsigned dirty_states;
999 union si_state queued;
1000 union si_state emitted;
1001
1002 /* Atom declarations. */
1003 struct si_framebuffer framebuffer;
1004 unsigned sample_locs_num_samples;
1005 uint16_t sample_mask;
1006 unsigned last_cb_target_mask;
1007 struct si_blend_color blend_color;
1008 struct si_clip_state clip_state;
1009 struct si_shader_data shader_pointers;
1010 struct si_stencil_ref stencil_ref;
1011 struct pipe_scissor_state scissors[SI_MAX_VIEWPORTS];
1012 struct si_streamout streamout;
1013 struct si_viewports viewports;
1014 unsigned num_window_rectangles;
1015 bool window_rectangles_include;
1016 struct pipe_scissor_state window_rectangles[4];
1017
1018 /* Precomputed states. */
1019 struct si_pm4_state *cs_preamble_state;
1020 struct si_pm4_state *cs_preamble_gs_rings;
1021 bool cs_preamble_has_vgt_flush;
1022 struct si_pm4_state *vgt_shader_config[SI_NUM_VGT_STAGES_STATES];
1023
1024 /* shaders */
1025 struct si_shader_ctx_state ps_shader;
1026 struct si_shader_ctx_state gs_shader;
1027 struct si_shader_ctx_state vs_shader;
1028 struct si_shader_ctx_state tcs_shader;
1029 struct si_shader_ctx_state tes_shader;
1030 struct si_shader_ctx_state cs_prim_discard_state;
1031 struct si_cs_shader_state cs_shader_state;
1032
1033 /* shader information */
1034 struct si_vertex_elements *vertex_elements;
1035 unsigned num_vertex_elements;
1036 unsigned sprite_coord_enable;
1037 unsigned cs_max_waves_per_sh;
1038 bool flatshade;
1039 bool do_update_shaders;
1040 bool compute_shaderbuf_sgprs_dirty;
1041 bool compute_image_sgprs_dirty;
1042
1043 /* shader descriptors */
1044 struct si_descriptors descriptors[SI_NUM_DESCS];
1045 unsigned descriptors_dirty;
1046 unsigned shader_pointers_dirty;
1047 unsigned shader_needs_decompress_mask;
1048 struct si_buffer_resources rw_buffers;
1049 struct si_buffer_resources const_and_shader_buffers[SI_NUM_SHADERS];
1050 struct si_samplers samplers[SI_NUM_SHADERS];
1051 struct si_images images[SI_NUM_SHADERS];
1052 bool bo_list_add_all_resident_resources;
1053 bool bo_list_add_all_gfx_resources;
1054 bool bo_list_add_all_compute_resources;
1055
1056 /* other shader resources */
1057 struct pipe_constant_buffer null_const_buf; /* used for set_constant_buffer(NULL) on GFX7 */
1058 struct pipe_resource *esgs_ring;
1059 struct pipe_resource *gsvs_ring;
1060 struct pipe_resource *tess_rings;
1061 union pipe_color_union *border_color_table; /* in CPU memory, any endian */
1062 struct si_resource *border_color_buffer;
1063 union pipe_color_union *border_color_map; /* in VRAM (slow access), little endian */
1064 unsigned border_color_count;
1065 unsigned num_vs_blit_sgprs;
1066 uint32_t vs_blit_sh_data[SI_VS_BLIT_SGPRS_POS_TEXCOORD];
1067 uint32_t cs_user_data[4];
1068
1069 /* Vertex buffers. */
1070 bool vertex_buffers_dirty;
1071 bool vertex_buffer_pointer_dirty;
1072 bool vertex_buffer_user_sgprs_dirty;
1073 struct pipe_vertex_buffer vertex_buffer[SI_NUM_VERTEX_BUFFERS];
1074 uint16_t vertex_buffer_unaligned; /* bitmask of not dword-aligned buffers */
1075 uint32_t *vb_descriptors_gpu_list;
1076 struct si_resource *vb_descriptors_buffer;
1077 unsigned vb_descriptors_offset;
1078 unsigned vb_descriptor_user_sgprs[5 * 4];
1079
1080 /* MSAA config state. */
1081 int ps_iter_samples;
1082 bool ps_uses_fbfetch;
1083 bool smoothing_enabled;
1084
1085 /* DB render state. */
1086 unsigned ps_db_shader_control;
1087 unsigned dbcb_copy_sample;
1088 bool dbcb_depth_copy_enabled : 1;
1089 bool dbcb_stencil_copy_enabled : 1;
1090 bool db_flush_depth_inplace : 1;
1091 bool db_flush_stencil_inplace : 1;
1092 bool db_depth_clear : 1;
1093 bool db_depth_disable_expclear : 1;
1094 bool db_stencil_clear : 1;
1095 bool db_stencil_disable_expclear : 1;
1096 bool occlusion_queries_disabled : 1;
1097 bool generate_mipmap_for_depth : 1;
1098
1099 /* Emitted draw state. */
1100 bool gs_tri_strip_adj_fix : 1;
1101 bool ls_vgpr_fix : 1;
1102 bool prim_discard_cs_instancing : 1;
1103 bool ngg : 1;
1104 uint8_t ngg_culling;
1105 int last_index_size;
1106 int last_base_vertex;
1107 int last_start_instance;
1108 int last_instance_count;
1109 int last_drawid;
1110 int last_sh_base_reg;
1111 int last_primitive_restart_en;
1112 int last_restart_index;
1113 int last_prim;
1114 int last_multi_vgt_param;
1115 int last_gs_out_prim;
1116 int last_binning_enabled;
1117 unsigned current_vs_state;
1118 unsigned last_vs_state;
1119 enum pipe_prim_type current_rast_prim; /* primitive type after TES, GS */
1120
1121 struct si_small_prim_cull_info last_small_prim_cull_info;
1122 struct si_resource *small_prim_cull_info_buf;
1123 uint64_t small_prim_cull_info_address;
1124 bool small_prim_cull_info_dirty;
1125
1126 /* Scratch buffer */
1127 struct si_resource *scratch_buffer;
1128 unsigned scratch_waves;
1129 unsigned spi_tmpring_size;
1130 unsigned max_seen_scratch_bytes_per_wave;
1131 unsigned max_seen_compute_scratch_bytes_per_wave;
1132
1133 struct si_resource *compute_scratch_buffer;
1134
1135 /* Emitted derived tessellation state. */
1136 /* Local shader (VS), or HS if LS-HS are merged. */
1137 struct si_shader *last_ls;
1138 struct si_shader_selector *last_tcs;
1139 int last_num_tcs_input_cp;
1140 int last_tes_sh_base;
1141 bool last_tess_uses_primid;
1142 unsigned last_num_patches;
1143 int last_ls_hs_config;
1144
1145 /* Debug state. */
1146 bool is_debug;
1147 struct si_saved_cs *current_saved_cs;
1148 uint64_t dmesg_timestamp;
1149 unsigned apitrace_call_number;
1150
1151 /* Other state */
1152 bool need_check_render_feedback;
1153 bool decompression_enabled;
1154 bool dpbb_force_off;
1155 bool vs_writes_viewport_index;
1156 bool vs_disables_clipping_viewport;
1157
1158 /* Precomputed IA_MULTI_VGT_PARAM */
1159 union si_vgt_param_key ia_multi_vgt_param_key;
1160 unsigned ia_multi_vgt_param[SI_NUM_VGT_PARAM_STATES];
1161
1162 /* Bindless descriptors. */
1163 struct si_descriptors bindless_descriptors;
1164 struct util_idalloc bindless_used_slots;
1165 unsigned num_bindless_descriptors;
1166 bool bindless_descriptors_dirty;
1167 bool graphics_bindless_pointer_dirty;
1168 bool compute_bindless_pointer_dirty;
1169
1170 /* Allocated bindless handles */
1171 struct hash_table *tex_handles;
1172 struct hash_table *img_handles;
1173
1174 /* Resident bindless handles */
1175 struct util_dynarray resident_tex_handles;
1176 struct util_dynarray resident_img_handles;
1177
1178 /* Resident bindless handles which need decompression */
1179 struct util_dynarray resident_tex_needs_color_decompress;
1180 struct util_dynarray resident_img_needs_color_decompress;
1181 struct util_dynarray resident_tex_needs_depth_decompress;
1182
1183 /* Bindless state */
1184 bool uses_bindless_samplers;
1185 bool uses_bindless_images;
1186
1187 /* MSAA sample locations.
1188 * The first index is the sample index.
1189 * The second index is the coordinate: X, Y. */
1190 struct {
1191 float x1[1][2];
1192 float x2[2][2];
1193 float x4[4][2];
1194 float x8[8][2];
1195 float x16[16][2];
1196 } sample_positions;
1197 struct pipe_resource *sample_pos_buffer;
1198
1199 /* Misc stats. */
1200 unsigned num_draw_calls;
1201 unsigned num_decompress_calls;
1202 unsigned num_mrt_draw_calls;
1203 unsigned num_prim_restart_calls;
1204 unsigned num_spill_draw_calls;
1205 unsigned num_compute_calls;
1206 unsigned num_spill_compute_calls;
1207 unsigned num_dma_calls;
1208 unsigned num_cp_dma_calls;
1209 unsigned num_vs_flushes;
1210 unsigned num_ps_flushes;
1211 unsigned num_cs_flushes;
1212 unsigned num_cb_cache_flushes;
1213 unsigned num_db_cache_flushes;
1214 unsigned num_L2_invalidates;
1215 unsigned num_L2_writebacks;
1216 unsigned num_resident_handles;
1217 uint64_t num_alloc_tex_transfer_bytes;
1218 unsigned last_tex_ps_draw_ratio; /* for query */
1219 unsigned compute_num_verts_accepted;
1220 unsigned compute_num_verts_rejected;
1221 unsigned compute_num_verts_ineligible; /* due to low vertex count */
1222 unsigned context_roll;
1223
1224 /* Queries. */
1225 /* Maintain the list of active queries for pausing between IBs. */
1226 int num_occlusion_queries;
1227 int num_perfect_occlusion_queries;
1228 int num_pipeline_stat_queries;
1229 struct list_head active_queries;
1230 unsigned num_cs_dw_queries_suspend;
1231
1232 /* Render condition. */
1233 struct pipe_query *render_cond;
1234 unsigned render_cond_mode;
1235 bool render_cond_invert;
1236 bool render_cond_force_off; /* for u_blitter */
1237
1238 /* For uploading data via GTT and copy to VRAM on context flush via SDMA. */
1239 bool sdma_uploads_in_progress;
1240 struct si_sdma_upload *sdma_uploads;
1241 unsigned num_sdma_uploads;
1242 unsigned max_sdma_uploads;
1243
1244 /* Shader-based queries. */
1245 struct list_head shader_query_buffers;
1246 unsigned num_active_shader_queries;
1247
1248 /* Statistics gathering for the DCC enablement heuristic. It can't be
1249 * in si_texture because si_texture can be shared by multiple
1250 * contexts. This is for back buffers only. We shouldn't get too many
1251 * of those.
1252 *
1253 * X11 DRI3 rotates among a finite set of back buffers. They should
1254 * all fit in this array. If they don't, separate DCC might never be
1255 * enabled by DCC stat gathering.
1256 */
1257 struct {
1258 struct si_texture *tex;
1259 /* Query queue: 0 = usually active, 1 = waiting, 2 = readback. */
1260 struct pipe_query *ps_stats[3];
1261 /* If all slots are used and another slot is needed,
1262 * the least recently used slot is evicted based on this. */
1263 int64_t last_use_timestamp;
1264 bool query_active;
1265 } dcc_stats[5];
1266
1267 /* Copy one resource to another using async DMA. */
1268 void (*dma_copy)(struct pipe_context *ctx, struct pipe_resource *dst, unsigned dst_level,
1269 unsigned dst_x, unsigned dst_y, unsigned dst_z, struct pipe_resource *src,
1270 unsigned src_level, const struct pipe_box *src_box);
1271
1272 struct si_tracked_regs tracked_regs;
1273 };
1274
1275 /* cik_sdma.c */
1276 void cik_init_sdma_functions(struct si_context *sctx);
1277
1278 /* si_blit.c */
1279 enum si_blitter_op /* bitmask */
1280 {
1281 SI_SAVE_TEXTURES = 1,
1282 SI_SAVE_FRAMEBUFFER = 2,
1283 SI_SAVE_FRAGMENT_STATE = 4,
1284 SI_DISABLE_RENDER_COND = 8,
1285 };
1286
1287 void si_blitter_begin(struct si_context *sctx, enum si_blitter_op op);
1288 void si_blitter_end(struct si_context *sctx);
1289 void si_init_blit_functions(struct si_context *sctx);
1290 void si_decompress_textures(struct si_context *sctx, unsigned shader_mask);
1291 void si_decompress_subresource(struct pipe_context *ctx, struct pipe_resource *tex, unsigned planes,
1292 unsigned level, unsigned first_layer, unsigned last_layer);
1293 void si_resource_copy_region(struct pipe_context *ctx, struct pipe_resource *dst,
1294 unsigned dst_level, unsigned dstx, unsigned dsty, unsigned dstz,
1295 struct pipe_resource *src, unsigned src_level,
1296 const struct pipe_box *src_box);
1297 void si_decompress_dcc(struct si_context *sctx, struct si_texture *tex);
1298
1299 /* si_buffer.c */
1300 bool si_rings_is_buffer_referenced(struct si_context *sctx, struct pb_buffer *buf,
1301 enum radeon_bo_usage usage);
1302 void *si_buffer_map_sync_with_rings(struct si_context *sctx, struct si_resource *resource,
1303 unsigned usage);
1304 void si_init_resource_fields(struct si_screen *sscreen, struct si_resource *res, uint64_t size,
1305 unsigned alignment);
1306 bool si_alloc_resource(struct si_screen *sscreen, struct si_resource *res);
1307 struct pipe_resource *pipe_aligned_buffer_create(struct pipe_screen *screen, unsigned flags,
1308 unsigned usage, unsigned size, unsigned alignment);
1309 struct si_resource *si_aligned_buffer_create(struct pipe_screen *screen, unsigned flags,
1310 unsigned usage, unsigned size, unsigned alignment);
1311 void si_replace_buffer_storage(struct pipe_context *ctx, struct pipe_resource *dst,
1312 struct pipe_resource *src);
1313 void si_init_screen_buffer_functions(struct si_screen *sscreen);
1314 void si_init_buffer_functions(struct si_context *sctx);
1315
1316 /* si_clear.c */
1317 enum pipe_format si_simplify_cb_format(enum pipe_format format);
1318 bool vi_alpha_is_on_msb(struct si_screen *sscreen, enum pipe_format format);
1319 bool vi_dcc_clear_level(struct si_context *sctx, struct si_texture *tex, unsigned level,
1320 unsigned clear_value);
1321 void si_init_clear_functions(struct si_context *sctx);
1322
1323 /* si_compute_blit.c */
1324 unsigned si_get_flush_flags(struct si_context *sctx, enum si_coherency coher,
1325 enum si_cache_policy cache_policy);
1326 void si_clear_buffer(struct si_context *sctx, struct pipe_resource *dst, uint64_t offset,
1327 uint64_t size, uint32_t *clear_value, uint32_t clear_value_size,
1328 enum si_coherency coher, bool force_cpdma);
1329 void si_copy_buffer(struct si_context *sctx, struct pipe_resource *dst, struct pipe_resource *src,
1330 uint64_t dst_offset, uint64_t src_offset, unsigned size);
1331 void si_compute_copy_image(struct si_context *sctx, struct pipe_resource *dst, unsigned dst_level,
1332 struct pipe_resource *src, unsigned src_level, unsigned dstx,
1333 unsigned dsty, unsigned dstz, const struct pipe_box *src_box,
1334 bool is_dcc_decompress);
1335 void si_compute_clear_render_target(struct pipe_context *ctx, struct pipe_surface *dstsurf,
1336 const union pipe_color_union *color, unsigned dstx,
1337 unsigned dsty, unsigned width, unsigned height,
1338 bool render_condition_enabled);
1339 void si_retile_dcc(struct si_context *sctx, struct si_texture *tex);
1340 void si_compute_expand_fmask(struct pipe_context *ctx, struct pipe_resource *tex);
1341 void si_init_compute_blit_functions(struct si_context *sctx);
1342
1343 /* si_cp_dma.c */
1344 #define SI_CPDMA_SKIP_CHECK_CS_SPACE (1 << 0) /* don't call need_cs_space */
1345 #define SI_CPDMA_SKIP_SYNC_AFTER (1 << 1) /* don't wait for DMA after the copy */
1346 #define SI_CPDMA_SKIP_SYNC_BEFORE (1 << 2) /* don't wait for DMA before the copy (RAW hazards) */
1347 #define SI_CPDMA_SKIP_GFX_SYNC (1 << 3) /* don't flush caches and don't wait for PS/CS */
1348 #define SI_CPDMA_SKIP_BO_LIST_UPDATE (1 << 4) /* don't update the BO list */
1349 #define SI_CPDMA_SKIP_TMZ (1 << 5) /* don't update tmz state */
1350 #define SI_CPDMA_SKIP_ALL \
1351 (SI_CPDMA_SKIP_CHECK_CS_SPACE | SI_CPDMA_SKIP_SYNC_AFTER | SI_CPDMA_SKIP_SYNC_BEFORE | \
1352 SI_CPDMA_SKIP_GFX_SYNC | SI_CPDMA_SKIP_BO_LIST_UPDATE | SI_CPDMA_SKIP_TMZ)
1353
1354 void si_cp_dma_wait_for_idle(struct si_context *sctx);
1355 void si_cp_dma_clear_buffer(struct si_context *sctx, struct radeon_cmdbuf *cs,
1356 struct pipe_resource *dst, uint64_t offset, uint64_t size,
1357 unsigned value, unsigned user_flags, enum si_coherency coher,
1358 enum si_cache_policy cache_policy);
1359 void si_cp_dma_copy_buffer(struct si_context *sctx, struct pipe_resource *dst,
1360 struct pipe_resource *src, uint64_t dst_offset, uint64_t src_offset,
1361 unsigned size, unsigned user_flags, enum si_coherency coher,
1362 enum si_cache_policy cache_policy);
1363 void cik_prefetch_TC_L2_async(struct si_context *sctx, struct pipe_resource *buf, uint64_t offset,
1364 unsigned size);
1365 void cik_emit_prefetch_L2(struct si_context *sctx, bool vertex_stage_only);
1366 void si_test_gds(struct si_context *sctx);
1367 void si_cp_write_data(struct si_context *sctx, struct si_resource *buf, unsigned offset,
1368 unsigned size, unsigned dst_sel, unsigned engine, const void *data);
1369 void si_cp_copy_data(struct si_context *sctx, struct radeon_cmdbuf *cs, unsigned dst_sel,
1370 struct si_resource *dst, unsigned dst_offset, unsigned src_sel,
1371 struct si_resource *src, unsigned src_offset);
1372
1373 /* si_cp_reg_shadowing.c */
1374 void si_init_cp_reg_shadowing(struct si_context *sctx);
1375
1376 /* si_debug.c */
1377 void si_save_cs(struct radeon_winsys *ws, struct radeon_cmdbuf *cs, struct radeon_saved_cs *saved,
1378 bool get_buffer_list);
1379 void si_clear_saved_cs(struct radeon_saved_cs *saved);
1380 void si_destroy_saved_cs(struct si_saved_cs *scs);
1381 void si_auto_log_cs(void *data, struct u_log_context *log);
1382 void si_log_hw_flush(struct si_context *sctx);
1383 void si_log_draw_state(struct si_context *sctx, struct u_log_context *log);
1384 void si_log_compute_state(struct si_context *sctx, struct u_log_context *log);
1385 void si_init_debug_functions(struct si_context *sctx);
1386 void si_check_vm_faults(struct si_context *sctx, struct radeon_saved_cs *saved,
1387 enum ring_type ring);
1388 bool si_replace_shader(unsigned num, struct si_shader_binary *binary);
1389
1390 /* si_dma_cs.c */
1391 void si_dma_emit_timestamp(struct si_context *sctx, struct si_resource *dst, uint64_t offset);
1392 void si_sdma_clear_buffer(struct si_context *sctx, struct pipe_resource *dst, uint64_t offset,
1393 uint64_t size, unsigned clear_value);
1394 void si_sdma_copy_buffer(struct si_context *sctx, struct pipe_resource *dst,
1395 struct pipe_resource *src, uint64_t dst_offset, uint64_t src_offset,
1396 uint64_t size);
1397 void si_need_dma_space(struct si_context *ctx, unsigned num_dw, struct si_resource *dst,
1398 struct si_resource *src);
1399 void si_flush_dma_cs(struct si_context *ctx, unsigned flags, struct pipe_fence_handle **fence);
1400 void si_screen_clear_buffer(struct si_screen *sscreen, struct pipe_resource *dst, uint64_t offset,
1401 uint64_t size, unsigned value);
1402
1403 /* si_fence.c */
1404 void si_cp_release_mem(struct si_context *ctx, struct radeon_cmdbuf *cs, unsigned event,
1405 unsigned event_flags, unsigned dst_sel, unsigned int_sel, unsigned data_sel,
1406 struct si_resource *buf, uint64_t va, uint32_t new_fence,
1407 unsigned query_type);
1408 unsigned si_cp_write_fence_dwords(struct si_screen *screen);
1409 void si_cp_wait_mem(struct si_context *ctx, struct radeon_cmdbuf *cs, uint64_t va, uint32_t ref,
1410 uint32_t mask, unsigned flags);
1411 void si_init_fence_functions(struct si_context *ctx);
1412 void si_init_screen_fence_functions(struct si_screen *screen);
1413 struct pipe_fence_handle *si_create_fence(struct pipe_context *ctx,
1414 struct tc_unflushed_batch_token *tc_token);
1415
1416 /* si_get.c */
1417 void si_init_screen_get_functions(struct si_screen *sscreen);
1418
1419 /* si_gfx_cs.c */
1420 void si_flush_gfx_cs(struct si_context *ctx, unsigned flags, struct pipe_fence_handle **fence);
1421 void si_allocate_gds(struct si_context *ctx);
1422 void si_set_tracked_regs_to_clear_state(struct si_context *ctx);
1423 void si_begin_new_gfx_cs(struct si_context *ctx);
1424 void si_need_gfx_cs_space(struct si_context *ctx);
1425 void si_unref_sdma_uploads(struct si_context *sctx);
1426
1427 /* si_gpu_load.c */
1428 void si_gpu_load_kill_thread(struct si_screen *sscreen);
1429 uint64_t si_begin_counter(struct si_screen *sscreen, unsigned type);
1430 unsigned si_end_counter(struct si_screen *sscreen, unsigned type, uint64_t begin);
1431
1432 /* si_compute.c */
1433 void si_emit_initial_compute_regs(struct si_context *sctx, struct radeon_cmdbuf *cs);
1434 void si_init_compute_functions(struct si_context *sctx);
1435
1436 /* si_compute_prim_discard.c */
1437 enum si_prim_discard_outcome
1438 {
1439 SI_PRIM_DISCARD_ENABLED,
1440 SI_PRIM_DISCARD_DISABLED,
1441 SI_PRIM_DISCARD_DRAW_SPLIT,
1442 };
1443
1444 void si_build_prim_discard_compute_shader(struct si_shader_context *ctx);
1445 enum si_prim_discard_outcome
1446 si_prepare_prim_discard_or_split_draw(struct si_context *sctx, const struct pipe_draw_info *info,
1447 bool primitive_restart);
1448 void si_compute_signal_gfx(struct si_context *sctx);
1449 void si_dispatch_prim_discard_cs_and_draw(struct si_context *sctx,
1450 const struct pipe_draw_info *info, unsigned index_size,
1451 unsigned base_vertex, uint64_t input_indexbuf_va,
1452 unsigned input_indexbuf_max_elements);
1453 void si_initialize_prim_discard_tunables(struct si_screen *sscreen, bool is_aux_context,
1454 unsigned *prim_discard_vertex_count_threshold,
1455 unsigned *index_ring_size_per_ib);
1456
1457 /* si_pipe.c */
1458 void si_init_compiler(struct si_screen *sscreen, struct ac_llvm_compiler *compiler);
1459
1460 /* si_perfcounters.c */
1461 void si_init_perfcounters(struct si_screen *screen);
1462 void si_destroy_perfcounters(struct si_screen *screen);
1463
1464 /* si_query.c */
1465 void si_init_screen_query_functions(struct si_screen *sscreen);
1466 void si_init_query_functions(struct si_context *sctx);
1467 void si_suspend_queries(struct si_context *sctx);
1468 void si_resume_queries(struct si_context *sctx);
1469
1470 /* si_shaderlib_tgsi.c */
1471 void *si_get_blitter_vs(struct si_context *sctx, enum blitter_attrib_type type,
1472 unsigned num_layers);
1473 void *si_create_fixed_func_tcs(struct si_context *sctx);
1474 void *si_create_dma_compute_shader(struct pipe_context *ctx, unsigned num_dwords_per_thread,
1475 bool dst_stream_cache_policy, bool is_copy);
1476 void *si_create_copy_image_compute_shader(struct pipe_context *ctx);
1477 void *si_create_copy_image_compute_shader_1d_array(struct pipe_context *ctx);
1478 void *si_create_dcc_decompress_cs(struct pipe_context *ctx);
1479 void *si_clear_render_target_shader(struct pipe_context *ctx);
1480 void *si_clear_render_target_shader_1d_array(struct pipe_context *ctx);
1481 void *si_clear_12bytes_buffer_shader(struct pipe_context *ctx);
1482 void *si_create_dcc_retile_cs(struct pipe_context *ctx);
1483 void *si_create_fmask_expand_cs(struct pipe_context *ctx, unsigned num_samples, bool is_array);
1484 void *si_create_query_result_cs(struct si_context *sctx);
1485 void *gfx10_create_sh_query_result_cs(struct si_context *sctx);
1486
1487 /* gfx10_query.c */
1488 void gfx10_init_query(struct si_context *sctx);
1489 void gfx10_destroy_query(struct si_context *sctx);
1490
1491 /* si_test_dma.c */
1492 void si_test_dma(struct si_screen *sscreen);
1493
1494 /* si_test_clearbuffer.c */
1495 void si_test_dma_perf(struct si_screen *sscreen);
1496
1497 /* si_uvd.c */
1498 struct pipe_video_codec *si_uvd_create_decoder(struct pipe_context *context,
1499 const struct pipe_video_codec *templ);
1500
1501 struct pipe_video_buffer *si_video_buffer_create(struct pipe_context *pipe,
1502 const struct pipe_video_buffer *tmpl);
1503
1504 /* si_viewport.c */
1505 void si_update_ngg_small_prim_precision(struct si_context *ctx);
1506 void si_get_small_prim_cull_info(struct si_context *sctx, struct si_small_prim_cull_info *out);
1507 void si_update_vs_viewport_state(struct si_context *ctx);
1508 void si_init_viewport_functions(struct si_context *ctx);
1509
1510 /* si_texture.c */
1511 bool si_prepare_for_dma_blit(struct si_context *sctx, struct si_texture *dst, unsigned dst_level,
1512 unsigned dstx, unsigned dsty, unsigned dstz, struct si_texture *src,
1513 unsigned src_level, const struct pipe_box *src_box);
1514 void si_eliminate_fast_color_clear(struct si_context *sctx, struct si_texture *tex,
1515 bool *ctx_flushed);
1516 void si_texture_discard_cmask(struct si_screen *sscreen, struct si_texture *tex);
1517 bool si_init_flushed_depth_texture(struct pipe_context *ctx, struct pipe_resource *texture);
1518 void si_print_texture_info(struct si_screen *sscreen, struct si_texture *tex,
1519 struct u_log_context *log);
1520 struct pipe_resource *si_texture_create(struct pipe_screen *screen,
1521 const struct pipe_resource *templ);
1522 bool vi_dcc_formats_compatible(struct si_screen *sscreen, enum pipe_format format1,
1523 enum pipe_format format2);
1524 bool vi_dcc_formats_are_incompatible(struct pipe_resource *tex, unsigned level,
1525 enum pipe_format view_format);
1526 void vi_disable_dcc_if_incompatible_format(struct si_context *sctx, struct pipe_resource *tex,
1527 unsigned level, enum pipe_format view_format);
1528 struct pipe_surface *si_create_surface_custom(struct pipe_context *pipe,
1529 struct pipe_resource *texture,
1530 const struct pipe_surface *templ, unsigned width0,
1531 unsigned height0, unsigned width, unsigned height);
1532 unsigned si_translate_colorswap(enum pipe_format format, bool do_endian_swap);
1533 void vi_separate_dcc_try_enable(struct si_context *sctx, struct si_texture *tex);
1534 void vi_separate_dcc_start_query(struct si_context *sctx, struct si_texture *tex);
1535 void vi_separate_dcc_stop_query(struct si_context *sctx, struct si_texture *tex);
1536 void vi_separate_dcc_process_and_reset_stats(struct pipe_context *ctx, struct si_texture *tex);
1537 bool si_texture_disable_dcc(struct si_context *sctx, struct si_texture *tex);
1538 void si_init_screen_texture_functions(struct si_screen *sscreen);
1539 void si_init_context_texture_functions(struct si_context *sctx);
1540
1541 /*
1542 * common helpers
1543 */
1544
1545 static inline struct si_resource *si_resource(struct pipe_resource *r)
1546 {
1547 return (struct si_resource *)r;
1548 }
1549
1550 static inline void si_resource_reference(struct si_resource **ptr, struct si_resource *res)
1551 {
1552 pipe_resource_reference((struct pipe_resource **)ptr, (struct pipe_resource *)res);
1553 }
1554
1555 static inline void si_texture_reference(struct si_texture **ptr, struct si_texture *res)
1556 {
1557 pipe_resource_reference((struct pipe_resource **)ptr, &res->buffer.b.b);
1558 }
1559
1560 static inline void
1561 si_shader_selector_reference(struct si_context *sctx, /* sctx can optionally be NULL */
1562 struct si_shader_selector **dst, struct si_shader_selector *src)
1563 {
1564 if (*dst == src)
1565 return;
1566
1567 struct si_screen *sscreen = src ? src->screen : (*dst)->screen;
1568 util_shader_reference(&sctx->b, &sscreen->live_shader_cache, (void **)dst, src);
1569 }
1570
1571 static inline bool vi_dcc_enabled(struct si_texture *tex, unsigned level)
1572 {
1573 return tex->surface.dcc_offset && level < tex->surface.num_dcc_levels;
1574 }
1575
1576 static inline unsigned si_tile_mode_index(struct si_texture *tex, unsigned level, bool stencil)
1577 {
1578 if (stencil)
1579 return tex->surface.u.legacy.stencil_tiling_index[level];
1580 else
1581 return tex->surface.u.legacy.tiling_index[level];
1582 }
1583
1584 static inline unsigned si_get_minimum_num_gfx_cs_dwords(struct si_context *sctx)
1585 {
1586 /* Don't count the needed CS space exactly and just use an upper bound.
1587 *
1588 * Also reserve space for stopping queries at the end of IB, because
1589 * the number of active queries is unlimited in theory.
1590 */
1591 return 2048 + sctx->num_cs_dw_queries_suspend;
1592 }
1593
1594 static inline void si_context_add_resource_size(struct si_context *sctx, struct pipe_resource *r)
1595 {
1596 if (r) {
1597 /* Add memory usage for need_gfx_cs_space */
1598 sctx->vram += si_resource(r)->vram_usage;
1599 sctx->gtt += si_resource(r)->gart_usage;
1600 }
1601 }
1602
1603 static inline void si_invalidate_draw_sh_constants(struct si_context *sctx)
1604 {
1605 sctx->last_base_vertex = SI_BASE_VERTEX_UNKNOWN;
1606 sctx->last_instance_count = SI_INSTANCE_COUNT_UNKNOWN;
1607 }
1608
1609 static inline unsigned si_get_atom_bit(struct si_context *sctx, struct si_atom *atom)
1610 {
1611 return 1 << (atom - sctx->atoms.array);
1612 }
1613
1614 static inline void si_set_atom_dirty(struct si_context *sctx, struct si_atom *atom, bool dirty)
1615 {
1616 unsigned bit = si_get_atom_bit(sctx, atom);
1617
1618 if (dirty)
1619 sctx->dirty_atoms |= bit;
1620 else
1621 sctx->dirty_atoms &= ~bit;
1622 }
1623
1624 static inline bool si_is_atom_dirty(struct si_context *sctx, struct si_atom *atom)
1625 {
1626 return (sctx->dirty_atoms & si_get_atom_bit(sctx, atom)) != 0;
1627 }
1628
1629 static inline void si_mark_atom_dirty(struct si_context *sctx, struct si_atom *atom)
1630 {
1631 si_set_atom_dirty(sctx, atom, true);
1632 }
1633
1634 static inline struct si_shader_ctx_state *si_get_vs(struct si_context *sctx)
1635 {
1636 if (sctx->gs_shader.cso)
1637 return &sctx->gs_shader;
1638 if (sctx->tes_shader.cso)
1639 return &sctx->tes_shader;
1640
1641 return &sctx->vs_shader;
1642 }
1643
1644 static inline struct si_shader_info *si_get_vs_info(struct si_context *sctx)
1645 {
1646 struct si_shader_ctx_state *vs = si_get_vs(sctx);
1647
1648 return vs->cso ? &vs->cso->info : NULL;
1649 }
1650
1651 static inline struct si_shader *si_get_vs_state(struct si_context *sctx)
1652 {
1653 if (sctx->gs_shader.cso && sctx->gs_shader.current && !sctx->gs_shader.current->key.as_ngg)
1654 return sctx->gs_shader.cso->gs_copy_shader;
1655
1656 struct si_shader_ctx_state *vs = si_get_vs(sctx);
1657 return vs->current ? vs->current : NULL;
1658 }
1659
1660 static inline bool si_can_dump_shader(struct si_screen *sscreen, unsigned processor)
1661 {
1662 return sscreen->debug_flags & (1 << processor);
1663 }
1664
1665 static inline bool si_get_strmout_en(struct si_context *sctx)
1666 {
1667 return sctx->streamout.streamout_enabled || sctx->streamout.prims_gen_query_enabled;
1668 }
1669
1670 static inline unsigned si_optimal_tcc_alignment(struct si_context *sctx, unsigned upload_size)
1671 {
1672 unsigned alignment, tcc_cache_line_size;
1673
1674 /* If the upload size is less than the cache line size (e.g. 16, 32),
1675 * the whole thing will fit into a cache line if we align it to its size.
1676 * The idea is that multiple small uploads can share a cache line.
1677 * If the upload size is greater, align it to the cache line size.
1678 */
1679 alignment = util_next_power_of_two(upload_size);
1680 tcc_cache_line_size = sctx->screen->info.tcc_cache_line_size;
1681 return MIN2(alignment, tcc_cache_line_size);
1682 }
1683
1684 static inline void si_saved_cs_reference(struct si_saved_cs **dst, struct si_saved_cs *src)
1685 {
1686 if (pipe_reference(&(*dst)->reference, &src->reference))
1687 si_destroy_saved_cs(*dst);
1688
1689 *dst = src;
1690 }
1691
1692 static inline void si_make_CB_shader_coherent(struct si_context *sctx, unsigned num_samples,
1693 bool shaders_read_metadata, bool dcc_pipe_aligned)
1694 {
1695 sctx->flags |= SI_CONTEXT_FLUSH_AND_INV_CB | SI_CONTEXT_INV_VCACHE;
1696
1697 if (sctx->chip_class >= GFX10) {
1698 if (sctx->screen->info.tcc_harvested)
1699 sctx->flags |= SI_CONTEXT_INV_L2;
1700 else if (shaders_read_metadata)
1701 sctx->flags |= SI_CONTEXT_INV_L2_METADATA;
1702 } else if (sctx->chip_class == GFX9) {
1703 /* Single-sample color is coherent with shaders on GFX9, but
1704 * L2 metadata must be flushed if shaders read metadata.
1705 * (DCC, CMASK).
1706 */
1707 if (num_samples >= 2 || (shaders_read_metadata && !dcc_pipe_aligned))
1708 sctx->flags |= SI_CONTEXT_INV_L2;
1709 else if (shaders_read_metadata)
1710 sctx->flags |= SI_CONTEXT_INV_L2_METADATA;
1711 } else {
1712 /* GFX6-GFX8 */
1713 sctx->flags |= SI_CONTEXT_INV_L2;
1714 }
1715 }
1716
1717 static inline void si_make_DB_shader_coherent(struct si_context *sctx, unsigned num_samples,
1718 bool include_stencil, bool shaders_read_metadata)
1719 {
1720 sctx->flags |= SI_CONTEXT_FLUSH_AND_INV_DB | SI_CONTEXT_INV_VCACHE;
1721
1722 if (sctx->chip_class >= GFX10) {
1723 if (sctx->screen->info.tcc_harvested)
1724 sctx->flags |= SI_CONTEXT_INV_L2;
1725 else if (shaders_read_metadata)
1726 sctx->flags |= SI_CONTEXT_INV_L2_METADATA;
1727 } else if (sctx->chip_class == GFX9) {
1728 /* Single-sample depth (not stencil) is coherent with shaders
1729 * on GFX9, but L2 metadata must be flushed if shaders read
1730 * metadata.
1731 */
1732 if (num_samples >= 2 || include_stencil)
1733 sctx->flags |= SI_CONTEXT_INV_L2;
1734 else if (shaders_read_metadata)
1735 sctx->flags |= SI_CONTEXT_INV_L2_METADATA;
1736 } else {
1737 /* GFX6-GFX8 */
1738 sctx->flags |= SI_CONTEXT_INV_L2;
1739 }
1740 }
1741
1742 static inline bool si_can_sample_zs(struct si_texture *tex, bool stencil_sampler)
1743 {
1744 return (stencil_sampler && tex->can_sample_s) || (!stencil_sampler && tex->can_sample_z);
1745 }
1746
1747 static inline bool si_htile_enabled(struct si_texture *tex, unsigned level, unsigned zs_mask)
1748 {
1749 if (zs_mask == PIPE_MASK_S && tex->htile_stencil_disabled)
1750 return false;
1751
1752 return tex->surface.htile_offset && level == 0;
1753 }
1754
1755 static inline bool vi_tc_compat_htile_enabled(struct si_texture *tex, unsigned level,
1756 unsigned zs_mask)
1757 {
1758 assert(!tex->tc_compatible_htile || tex->surface.htile_offset);
1759 return tex->tc_compatible_htile && si_htile_enabled(tex, level, zs_mask);
1760 }
1761
1762 static inline unsigned si_get_ps_iter_samples(struct si_context *sctx)
1763 {
1764 if (sctx->ps_uses_fbfetch)
1765 return sctx->framebuffer.nr_color_samples;
1766
1767 return MIN2(sctx->ps_iter_samples, sctx->framebuffer.nr_color_samples);
1768 }
1769
1770 static inline unsigned si_get_total_colormask(struct si_context *sctx)
1771 {
1772 if (sctx->queued.named.rasterizer->rasterizer_discard)
1773 return 0;
1774
1775 struct si_shader_selector *ps = sctx->ps_shader.cso;
1776 if (!ps)
1777 return 0;
1778
1779 unsigned colormask =
1780 sctx->framebuffer.colorbuf_enabled_4bit & sctx->queued.named.blend->cb_target_mask;
1781
1782 if (!ps->info.properties[TGSI_PROPERTY_FS_COLOR0_WRITES_ALL_CBUFS])
1783 colormask &= ps->colors_written_4bit;
1784 else if (!ps->colors_written_4bit)
1785 colormask = 0; /* color0 writes all cbufs, but it's not written */
1786
1787 return colormask;
1788 }
1789
1790 #define UTIL_ALL_PRIM_LINE_MODES \
1791 ((1 << PIPE_PRIM_LINES) | (1 << PIPE_PRIM_LINE_LOOP) | (1 << PIPE_PRIM_LINE_STRIP) | \
1792 (1 << PIPE_PRIM_LINES_ADJACENCY) | (1 << PIPE_PRIM_LINE_STRIP_ADJACENCY))
1793
1794 static inline bool util_prim_is_lines(unsigned prim)
1795 {
1796 return ((1 << prim) & UTIL_ALL_PRIM_LINE_MODES) != 0;
1797 }
1798
1799 static inline bool util_prim_is_points_or_lines(unsigned prim)
1800 {
1801 return ((1 << prim) & (UTIL_ALL_PRIM_LINE_MODES | (1 << PIPE_PRIM_POINTS))) != 0;
1802 }
1803
1804 static inline bool util_rast_prim_is_triangles(unsigned prim)
1805 {
1806 return ((1 << prim) &
1807 ((1 << PIPE_PRIM_TRIANGLES) | (1 << PIPE_PRIM_TRIANGLE_STRIP) |
1808 (1 << PIPE_PRIM_TRIANGLE_FAN) | (1 << PIPE_PRIM_QUADS) | (1 << PIPE_PRIM_QUAD_STRIP) |
1809 (1 << PIPE_PRIM_POLYGON) | (1 << PIPE_PRIM_TRIANGLES_ADJACENCY) |
1810 (1 << PIPE_PRIM_TRIANGLE_STRIP_ADJACENCY)));
1811 }
1812
1813 /**
1814 * Return true if there is enough memory in VRAM and GTT for the buffers
1815 * added so far.
1816 *
1817 * \param vram VRAM memory size not added to the buffer list yet
1818 * \param gtt GTT memory size not added to the buffer list yet
1819 */
1820 static inline bool radeon_cs_memory_below_limit(struct si_screen *screen, struct radeon_cmdbuf *cs,
1821 uint64_t vram, uint64_t gtt)
1822 {
1823 vram += cs->used_vram;
1824 gtt += cs->used_gart;
1825
1826 /* Anything that goes above the VRAM size should go to GTT. */
1827 if (vram > screen->info.vram_size)
1828 gtt += vram - screen->info.vram_size;
1829
1830 /* Now we just need to check if we have enough GTT. */
1831 return gtt < screen->info.gart_size * 0.7;
1832 }
1833
1834 /**
1835 * Add a buffer to the buffer list for the given command stream (CS).
1836 *
1837 * All buffers used by a CS must be added to the list. This tells the kernel
1838 * driver which buffers are used by GPU commands. Other buffers can
1839 * be swapped out (not accessible) during execution.
1840 *
1841 * The buffer list becomes empty after every context flush and must be
1842 * rebuilt.
1843 */
1844 static inline void radeon_add_to_buffer_list(struct si_context *sctx, struct radeon_cmdbuf *cs,
1845 struct si_resource *bo, enum radeon_bo_usage usage,
1846 enum radeon_bo_priority priority)
1847 {
1848 assert(usage);
1849 sctx->ws->cs_add_buffer(cs, bo->buf, (enum radeon_bo_usage)(usage | RADEON_USAGE_SYNCHRONIZED),
1850 bo->domains, priority);
1851 }
1852
1853 /**
1854 * Same as above, but also checks memory usage and flushes the context
1855 * accordingly.
1856 *
1857 * When this SHOULD NOT be used:
1858 *
1859 * - if si_context_add_resource_size has been called for the buffer
1860 * followed by *_need_cs_space for checking the memory usage
1861 *
1862 * - if si_need_dma_space has been called for the buffer
1863 *
1864 * - when emitting state packets and draw packets (because preceding packets
1865 * can't be re-emitted at that point)
1866 *
1867 * - if shader resource "enabled_mask" is not up-to-date or there is
1868 * a different constraint disallowing a context flush
1869 */
1870 static inline void radeon_add_to_gfx_buffer_list_check_mem(struct si_context *sctx,
1871 struct si_resource *bo,
1872 enum radeon_bo_usage usage,
1873 enum radeon_bo_priority priority,
1874 bool check_mem)
1875 {
1876 if (check_mem &&
1877 !radeon_cs_memory_below_limit(sctx->screen, sctx->gfx_cs, sctx->vram + bo->vram_usage,
1878 sctx->gtt + bo->gart_usage))
1879 si_flush_gfx_cs(sctx, RADEON_FLUSH_ASYNC_START_NEXT_GFX_IB_NOW, NULL);
1880
1881 radeon_add_to_buffer_list(sctx, sctx->gfx_cs, bo, usage, priority);
1882 }
1883
1884 static inline bool si_compute_prim_discard_enabled(struct si_context *sctx)
1885 {
1886 return sctx->prim_discard_vertex_count_threshold != UINT_MAX;
1887 }
1888
1889 static inline unsigned si_get_wave_size(struct si_screen *sscreen,
1890 enum pipe_shader_type shader_type, bool ngg, bool es,
1891 bool gs_fast_launch, bool prim_discard_cs)
1892 {
1893 if (shader_type == PIPE_SHADER_COMPUTE)
1894 return sscreen->compute_wave_size;
1895 else if (shader_type == PIPE_SHADER_FRAGMENT)
1896 return sscreen->ps_wave_size;
1897 else if (gs_fast_launch)
1898 return 32; /* GS fast launch hangs with Wave64, so always use Wave32. */
1899 else if ((shader_type == PIPE_SHADER_VERTEX && prim_discard_cs) || /* only Wave64 implemented */
1900 (shader_type == PIPE_SHADER_VERTEX && es && !ngg) ||
1901 (shader_type == PIPE_SHADER_TESS_EVAL && es && !ngg) ||
1902 (shader_type == PIPE_SHADER_GEOMETRY && !ngg)) /* legacy GS only supports Wave64 */
1903 return 64;
1904 else
1905 return sscreen->ge_wave_size;
1906 }
1907
1908 static inline unsigned si_get_shader_wave_size(struct si_shader *shader)
1909 {
1910 return si_get_wave_size(shader->selector->screen, shader->selector->type, shader->key.as_ngg,
1911 shader->key.as_es,
1912 shader->key.opt.ngg_culling & SI_NGG_CULL_GS_FAST_LAUNCH_ALL,
1913 shader->key.opt.vs_as_prim_discard_cs);
1914 }
1915
1916 #define PRINT_ERR(fmt, args...) \
1917 fprintf(stderr, "EE %s:%d %s - " fmt, __FILE__, __LINE__, __func__, ##args)
1918
1919 #endif