radeonsi: add an si_set_rw_shader_buffer convenience function
[mesa.git] / src / gallium / drivers / radeonsi / si_state.h
1 /*
2 * Copyright 2012 Advanced Micro Devices, Inc.
3 * All Rights Reserved.
4 *
5 * Permission is hereby granted, free of charge, to any person obtaining a
6 * copy of this software and associated documentation files (the "Software"),
7 * to deal in the Software without restriction, including without limitation
8 * on the rights to use, copy, modify, merge, publish, distribute, sub
9 * license, and/or sell copies of the Software, and to permit persons to whom
10 * the Software is furnished to do so, subject to the following conditions:
11 *
12 * The above copyright notice and this permission notice (including the next
13 * paragraph) shall be included in all copies or substantial portions of the
14 * Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
20 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
21 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
22 * USE OR OTHER DEALINGS IN THE SOFTWARE.
23 */
24
25 #ifndef SI_STATE_H
26 #define SI_STATE_H
27
28 #include "si_pm4.h"
29
30 #include "pipebuffer/pb_slab.h"
31 #include "util/u_blitter.h"
32
33 #define SI_NUM_GRAPHICS_SHADERS (PIPE_SHADER_TESS_EVAL+1)
34 #define SI_NUM_SHADERS (PIPE_SHADER_COMPUTE+1)
35
36 #define SI_NUM_VERTEX_BUFFERS SI_MAX_ATTRIBS
37 #define SI_NUM_SAMPLERS 32 /* OpenGL textures units per shader */
38 #define SI_NUM_CONST_BUFFERS 16
39 #define SI_NUM_IMAGES 16
40 #define SI_NUM_SHADER_BUFFERS 16
41
42 struct si_screen;
43 struct si_shader;
44 struct si_shader_selector;
45 struct si_texture;
46 struct si_qbo_state;
47
48 struct si_state_blend {
49 struct si_pm4_state pm4;
50 uint32_t cb_target_mask;
51 /* Set 0xf or 0x0 (4 bits) per render target if the following is
52 * true. ANDed with spi_shader_col_format.
53 */
54 unsigned cb_target_enabled_4bit;
55 unsigned blend_enable_4bit;
56 unsigned need_src_alpha_4bit;
57 unsigned commutative_4bit;
58 bool alpha_to_coverage:1;
59 bool alpha_to_one:1;
60 bool dual_src_blend:1;
61 bool logicop_enable:1;
62 };
63
64 struct si_state_rasterizer {
65 struct si_pm4_state pm4;
66 /* poly offset states for 16-bit, 24-bit, and 32-bit zbuffers */
67 struct si_pm4_state *pm4_poly_offset;
68 unsigned pa_sc_line_stipple;
69 unsigned pa_cl_clip_cntl;
70 float line_width;
71 float max_point_size;
72 unsigned sprite_coord_enable:8;
73 unsigned clip_plane_enable:8;
74 unsigned half_pixel_center:1;
75 unsigned flatshade:1;
76 unsigned two_side:1;
77 unsigned multisample_enable:1;
78 unsigned force_persample_interp:1;
79 unsigned line_stipple_enable:1;
80 unsigned poly_stipple_enable:1;
81 unsigned line_smooth:1;
82 unsigned poly_smooth:1;
83 unsigned uses_poly_offset:1;
84 unsigned clamp_fragment_color:1;
85 unsigned clamp_vertex_color:1;
86 unsigned rasterizer_discard:1;
87 unsigned scissor_enable:1;
88 unsigned clip_halfz:1;
89 };
90
91 struct si_dsa_stencil_ref_part {
92 uint8_t valuemask[2];
93 uint8_t writemask[2];
94 };
95
96 struct si_dsa_order_invariance {
97 /** Whether the final result in Z/S buffers is guaranteed to be
98 * invariant under changes to the order in which fragments arrive. */
99 bool zs:1;
100
101 /** Whether the set of fragments that pass the combined Z/S test is
102 * guaranteed to be invariant under changes to the order in which
103 * fragments arrive. */
104 bool pass_set:1;
105
106 /** Whether the last fragment that passes the combined Z/S test at each
107 * sample is guaranteed to be invariant under changes to the order in
108 * which fragments arrive. */
109 bool pass_last:1;
110 };
111
112 struct si_state_dsa {
113 struct si_pm4_state pm4;
114 struct si_dsa_stencil_ref_part stencil_ref;
115
116 /* 0 = without stencil buffer, 1 = when both Z and S buffers are present */
117 struct si_dsa_order_invariance order_invariance[2];
118
119 ubyte alpha_func:3;
120 bool depth_enabled:1;
121 bool depth_write_enabled:1;
122 bool stencil_enabled:1;
123 bool stencil_write_enabled:1;
124 bool db_can_write:1;
125
126 };
127
128 struct si_stencil_ref {
129 struct pipe_stencil_ref state;
130 struct si_dsa_stencil_ref_part dsa_part;
131 };
132
133 struct si_vertex_elements
134 {
135 struct r600_resource *instance_divisor_factor_buffer;
136 uint32_t rsrc_word3[SI_MAX_ATTRIBS];
137 uint16_t src_offset[SI_MAX_ATTRIBS];
138 uint8_t fix_fetch[SI_MAX_ATTRIBS];
139 uint8_t format_size[SI_MAX_ATTRIBS];
140 uint8_t vertex_buffer_index[SI_MAX_ATTRIBS];
141
142 uint8_t count;
143 bool uses_instance_divisors;
144
145 uint16_t first_vb_use_mask;
146 /* Vertex buffer descriptor list size aligned for optimal prefetch. */
147 uint16_t desc_list_byte_size;
148 uint16_t instance_divisor_is_one; /* bitmask of inputs */
149 uint16_t instance_divisor_is_fetched; /* bitmask of inputs */
150 };
151
152 union si_state {
153 struct {
154 struct si_state_blend *blend;
155 struct si_state_rasterizer *rasterizer;
156 struct si_state_dsa *dsa;
157 struct si_pm4_state *poly_offset;
158 struct si_pm4_state *ls;
159 struct si_pm4_state *hs;
160 struct si_pm4_state *es;
161 struct si_pm4_state *gs;
162 struct si_pm4_state *vgt_shader_config;
163 struct si_pm4_state *vs;
164 struct si_pm4_state *ps;
165 } named;
166 struct si_pm4_state *array[0];
167 };
168
169 #define SI_STATE_IDX(name) \
170 (offsetof(union si_state, named.name) / sizeof(struct si_pm4_state *))
171 #define SI_STATE_BIT(name) (1 << SI_STATE_IDX(name))
172 #define SI_NUM_STATES (sizeof(union si_state) / sizeof(struct si_pm4_state *))
173
174 static inline unsigned si_states_that_always_roll_context(void)
175 {
176 return (SI_STATE_BIT(blend) |
177 SI_STATE_BIT(rasterizer) |
178 SI_STATE_BIT(dsa) |
179 SI_STATE_BIT(poly_offset) |
180 SI_STATE_BIT(vgt_shader_config));
181 }
182
183 union si_state_atoms {
184 struct {
185 /* The order matters. */
186 struct si_atom render_cond;
187 struct si_atom streamout_begin;
188 struct si_atom streamout_enable; /* must be after streamout_begin */
189 struct si_atom framebuffer;
190 struct si_atom msaa_sample_locs;
191 struct si_atom db_render_state;
192 struct si_atom dpbb_state;
193 struct si_atom msaa_config;
194 struct si_atom sample_mask;
195 struct si_atom cb_render_state;
196 struct si_atom blend_color;
197 struct si_atom clip_regs;
198 struct si_atom clip_state;
199 struct si_atom shader_pointers;
200 struct si_atom guardband;
201 struct si_atom scissors;
202 struct si_atom viewports;
203 struct si_atom stencil_ref;
204 struct si_atom spi_map;
205 struct si_atom scratch_state;
206 struct si_atom window_rectangles;
207 } s;
208 struct si_atom array[0];
209 };
210
211 #define SI_ATOM_BIT(name) (1 << (offsetof(union si_state_atoms, s.name) / \
212 sizeof(struct si_atom)))
213 #define SI_NUM_ATOMS (sizeof(union si_state_atoms)/sizeof(struct si_atom*))
214
215 static inline unsigned si_atoms_that_always_roll_context(void)
216 {
217 return (SI_ATOM_BIT(streamout_begin) |
218 SI_ATOM_BIT(streamout_enable) |
219 SI_ATOM_BIT(framebuffer) |
220 SI_ATOM_BIT(msaa_sample_locs) |
221 SI_ATOM_BIT(sample_mask) |
222 SI_ATOM_BIT(blend_color) |
223 SI_ATOM_BIT(clip_state) |
224 SI_ATOM_BIT(scissors) |
225 SI_ATOM_BIT(viewports) |
226 SI_ATOM_BIT(stencil_ref) |
227 SI_ATOM_BIT(scratch_state));
228 }
229
230 struct si_shader_data {
231 uint32_t sh_base[SI_NUM_SHADERS];
232 };
233
234 /* The list of registers whose emitted values are remembered by si_context. */
235 enum si_tracked_reg {
236 SI_TRACKED_DB_RENDER_CONTROL, /* 2 consecutive registers */
237 SI_TRACKED_DB_COUNT_CONTROL,
238
239 SI_TRACKED_DB_RENDER_OVERRIDE2,
240 SI_TRACKED_DB_SHADER_CONTROL,
241
242 SI_TRACKED_CB_TARGET_MASK,
243 SI_TRACKED_CB_DCC_CONTROL,
244
245 SI_TRACKED_SX_PS_DOWNCONVERT, /* 3 consecutive registers */
246 SI_TRACKED_SX_BLEND_OPT_EPSILON,
247 SI_TRACKED_SX_BLEND_OPT_CONTROL,
248
249 SI_TRACKED_PA_SC_LINE_CNTL, /* 2 consecutive registers */
250 SI_TRACKED_PA_SC_AA_CONFIG,
251
252 SI_TRACKED_DB_EQAA,
253 SI_TRACKED_PA_SC_MODE_CNTL_1,
254
255 SI_TRACKED_PA_SU_PRIM_FILTER_CNTL,
256 SI_TRACKED_PA_SU_SMALL_PRIM_FILTER_CNTL,
257
258 SI_TRACKED_PA_CL_VS_OUT_CNTL,
259 SI_TRACKED_PA_CL_CLIP_CNTL,
260
261 SI_TRACKED_PA_SC_BINNER_CNTL_0,
262 SI_TRACKED_DB_DFSM_CONTROL,
263
264 SI_TRACKED_PA_CL_GB_VERT_CLIP_ADJ, /* 4 consecutive registers */
265 SI_TRACKED_PA_CL_GB_VERT_DISC_ADJ,
266 SI_TRACKED_PA_CL_GB_HORZ_CLIP_ADJ,
267 SI_TRACKED_PA_CL_GB_HORZ_DISC_ADJ,
268
269 SI_TRACKED_PA_SU_HARDWARE_SCREEN_OFFSET,
270 SI_TRACKED_PA_SU_VTX_CNTL,
271
272 SI_TRACKED_PA_SC_CLIPRECT_RULE,
273
274 SI_TRACKED_VGT_ESGS_RING_ITEMSIZE,
275
276 SI_TRACKED_VGT_GSVS_RING_OFFSET_1, /* 4 consecutive registers */
277 SI_TRACKED_VGT_GSVS_RING_OFFSET_2,
278 SI_TRACKED_VGT_GSVS_RING_OFFSET_3,
279 SI_TRACKED_VGT_GS_OUT_PRIM_TYPE,
280
281 SI_TRACKED_VGT_GSVS_RING_ITEMSIZE,
282 SI_TRACKED_VGT_GS_MAX_VERT_OUT,
283
284 SI_TRACKED_VGT_GS_VERT_ITEMSIZE, /* 4 consecutive registers */
285 SI_TRACKED_VGT_GS_VERT_ITEMSIZE_1,
286 SI_TRACKED_VGT_GS_VERT_ITEMSIZE_2,
287 SI_TRACKED_VGT_GS_VERT_ITEMSIZE_3,
288
289 SI_TRACKED_VGT_GS_INSTANCE_CNT,
290 SI_TRACKED_VGT_GS_ONCHIP_CNTL,
291 SI_TRACKED_VGT_GS_MAX_PRIMS_PER_SUBGROUP,
292 SI_TRACKED_VGT_GS_MODE,
293 SI_TRACKED_VGT_PRIMITIVEID_EN,
294 SI_TRACKED_VGT_REUSE_OFF,
295 SI_TRACKED_SPI_VS_OUT_CONFIG,
296 SI_TRACKED_SPI_SHADER_POS_FORMAT,
297 SI_TRACKED_PA_CL_VTE_CNTL,
298
299 SI_TRACKED_SPI_PS_INPUT_ENA, /* 2 consecutive registers */
300 SI_TRACKED_SPI_PS_INPUT_ADDR,
301
302 SI_TRACKED_SPI_BARYC_CNTL,
303 SI_TRACKED_SPI_PS_IN_CONTROL,
304
305 SI_TRACKED_SPI_SHADER_Z_FORMAT, /* 2 consecutive registers */
306 SI_TRACKED_SPI_SHADER_COL_FORMAT,
307
308 SI_TRACKED_CB_SHADER_MASK,
309 SI_TRACKED_VGT_TF_PARAM,
310 SI_TRACKED_VGT_VERTEX_REUSE_BLOCK_CNTL,
311
312 SI_NUM_TRACKED_REGS,
313 };
314
315 struct si_tracked_regs {
316 uint64_t reg_saved;
317 uint32_t reg_value[SI_NUM_TRACKED_REGS];
318 uint32_t spi_ps_input_cntl[32];
319 };
320
321 /* Private read-write buffer slots. */
322 enum {
323 SI_ES_RING_ESGS,
324 SI_GS_RING_ESGS,
325
326 SI_RING_GSVS,
327
328 SI_VS_STREAMOUT_BUF0,
329 SI_VS_STREAMOUT_BUF1,
330 SI_VS_STREAMOUT_BUF2,
331 SI_VS_STREAMOUT_BUF3,
332
333 SI_HS_CONST_DEFAULT_TESS_LEVELS,
334 SI_VS_CONST_INSTANCE_DIVISORS,
335 SI_VS_CONST_CLIP_PLANES,
336 SI_PS_CONST_POLY_STIPPLE,
337 SI_PS_CONST_SAMPLE_POSITIONS,
338
339 /* Image descriptor of color buffer 0 for KHR_blend_equation_advanced. */
340 SI_PS_IMAGE_COLORBUF0,
341 SI_PS_IMAGE_COLORBUF0_HI,
342 SI_PS_IMAGE_COLORBUF0_FMASK,
343 SI_PS_IMAGE_COLORBUF0_FMASK_HI,
344
345 SI_NUM_RW_BUFFERS,
346 };
347
348 /* Indices into sctx->descriptors, laid out so that gfx and compute pipelines
349 * are contiguous:
350 *
351 * 0 - rw buffers
352 * 1 - vertex const and shader buffers
353 * 2 - vertex samplers and images
354 * 3 - fragment const and shader buffer
355 * ...
356 * 11 - compute const and shader buffers
357 * 12 - compute samplers and images
358 */
359 enum {
360 SI_SHADER_DESCS_CONST_AND_SHADER_BUFFERS,
361 SI_SHADER_DESCS_SAMPLERS_AND_IMAGES,
362 SI_NUM_SHADER_DESCS,
363 };
364
365 #define SI_DESCS_RW_BUFFERS 0
366 #define SI_DESCS_FIRST_SHADER 1
367 #define SI_DESCS_FIRST_COMPUTE (SI_DESCS_FIRST_SHADER + \
368 PIPE_SHADER_COMPUTE * SI_NUM_SHADER_DESCS)
369 #define SI_NUM_DESCS (SI_DESCS_FIRST_SHADER + \
370 SI_NUM_SHADERS * SI_NUM_SHADER_DESCS)
371
372 #define SI_DESCS_SHADER_MASK(name) \
373 u_bit_consecutive(SI_DESCS_FIRST_SHADER + \
374 PIPE_SHADER_##name * SI_NUM_SHADER_DESCS, \
375 SI_NUM_SHADER_DESCS)
376
377 /* This represents descriptors in memory, such as buffer resources,
378 * image resources, and sampler states.
379 */
380 struct si_descriptors {
381 /* The list of descriptors in malloc'd memory. */
382 uint32_t *list;
383 /* The list in mapped GPU memory. */
384 uint32_t *gpu_list;
385
386 /* The buffer where the descriptors have been uploaded. */
387 struct r600_resource *buffer;
388 uint64_t gpu_address;
389
390 /* The maximum number of descriptors. */
391 uint32_t num_elements;
392
393 /* Slots that are used by currently-bound shaders.
394 * It determines which slots are uploaded.
395 */
396 uint32_t first_active_slot;
397 uint32_t num_active_slots;
398
399 /* The SH register offset relative to USER_DATA*_0 where the pointer
400 * to the descriptor array will be stored. */
401 short shader_userdata_offset;
402 /* The size of one descriptor. */
403 ubyte element_dw_size;
404 /* If there is only one slot enabled, bind it directly instead of
405 * uploading descriptors. -1 if disabled. */
406 signed char slot_index_to_bind_directly;
407 };
408
409 struct si_buffer_resources {
410 struct pipe_resource **buffers; /* this has num_buffers elements */
411
412 enum radeon_bo_usage shader_usage:4; /* READ, WRITE, or READWRITE */
413 enum radeon_bo_usage shader_usage_constbuf:4;
414 enum radeon_bo_priority priority:6;
415 enum radeon_bo_priority priority_constbuf:6;
416
417 /* The i-th bit is set if that element is enabled (non-NULL resource). */
418 unsigned enabled_mask;
419 };
420
421 #define si_pm4_state_changed(sctx, member) \
422 ((sctx)->queued.named.member != (sctx)->emitted.named.member)
423
424 #define si_pm4_state_enabled_and_changed(sctx, member) \
425 ((sctx)->queued.named.member && si_pm4_state_changed(sctx, member))
426
427 #define si_pm4_bind_state(sctx, member, value) \
428 do { \
429 (sctx)->queued.named.member = (value); \
430 (sctx)->dirty_states |= SI_STATE_BIT(member); \
431 } while(0)
432
433 #define si_pm4_delete_state(sctx, member, value) \
434 do { \
435 if ((sctx)->queued.named.member == (value)) { \
436 (sctx)->queued.named.member = NULL; \
437 } \
438 si_pm4_free_state(sctx, (struct si_pm4_state *)(value), \
439 SI_STATE_IDX(member)); \
440 } while(0)
441
442 /* si_descriptors.c */
443 void si_set_mutable_tex_desc_fields(struct si_screen *sscreen,
444 struct si_texture *tex,
445 const struct legacy_surf_level *base_level_info,
446 unsigned base_level, unsigned first_level,
447 unsigned block_width, bool is_stencil,
448 uint32_t *state);
449 void si_update_ps_colorbuf0_slot(struct si_context *sctx);
450 void si_get_pipe_constant_buffer(struct si_context *sctx, uint shader,
451 uint slot, struct pipe_constant_buffer *cbuf);
452 void si_get_shader_buffers(struct si_context *sctx,
453 enum pipe_shader_type shader,
454 uint start_slot, uint count,
455 struct pipe_shader_buffer *sbuf);
456 void si_set_ring_buffer(struct si_context *sctx, uint slot,
457 struct pipe_resource *buffer,
458 unsigned stride, unsigned num_records,
459 bool add_tid, bool swizzle,
460 unsigned element_size, unsigned index_stride, uint64_t offset);
461 void si_init_all_descriptors(struct si_context *sctx);
462 bool si_upload_vertex_buffer_descriptors(struct si_context *sctx);
463 bool si_upload_graphics_shader_descriptors(struct si_context *sctx);
464 bool si_upload_compute_shader_descriptors(struct si_context *sctx);
465 void si_release_all_descriptors(struct si_context *sctx);
466 void si_all_descriptors_begin_new_cs(struct si_context *sctx);
467 void si_all_resident_buffers_begin_new_cs(struct si_context *sctx);
468 void si_upload_const_buffer(struct si_context *sctx, struct r600_resource **rbuffer,
469 const uint8_t *ptr, unsigned size, uint32_t *const_offset);
470 void si_update_all_texture_descriptors(struct si_context *sctx);
471 void si_shader_change_notify(struct si_context *sctx);
472 void si_update_needs_color_decompress_masks(struct si_context *sctx);
473 void si_emit_graphics_shader_pointers(struct si_context *sctx);
474 void si_emit_compute_shader_pointers(struct si_context *sctx);
475 void si_set_rw_buffer(struct si_context *sctx,
476 uint slot, const struct pipe_constant_buffer *input);
477 void si_set_rw_shader_buffer(struct si_context *sctx, uint slot,
478 const struct pipe_shader_buffer *sbuffer);
479 void si_set_active_descriptors(struct si_context *sctx, unsigned desc_idx,
480 uint64_t new_active_mask);
481 void si_set_active_descriptors_for_shader(struct si_context *sctx,
482 struct si_shader_selector *sel);
483 bool si_bindless_descriptor_can_reclaim_slab(void *priv,
484 struct pb_slab_entry *entry);
485 struct pb_slab *si_bindless_descriptor_slab_alloc(void *priv, unsigned heap,
486 unsigned entry_size,
487 unsigned group_index);
488 void si_bindless_descriptor_slab_free(void *priv, struct pb_slab *pslab);
489 void si_rebind_buffer(struct si_context *sctx, struct pipe_resource *buf,
490 uint64_t old_va);
491 /* si_state.c */
492 void si_init_state_functions(struct si_context *sctx);
493 void si_init_screen_state_functions(struct si_screen *sscreen);
494 void
495 si_make_buffer_descriptor(struct si_screen *screen, struct r600_resource *buf,
496 enum pipe_format format,
497 unsigned offset, unsigned size,
498 uint32_t *state);
499 void
500 si_make_texture_descriptor(struct si_screen *screen,
501 struct si_texture *tex,
502 bool sampler,
503 enum pipe_texture_target target,
504 enum pipe_format pipe_format,
505 const unsigned char state_swizzle[4],
506 unsigned first_level, unsigned last_level,
507 unsigned first_layer, unsigned last_layer,
508 unsigned width, unsigned height, unsigned depth,
509 uint32_t *state,
510 uint32_t *fmask_state);
511 struct pipe_sampler_view *
512 si_create_sampler_view_custom(struct pipe_context *ctx,
513 struct pipe_resource *texture,
514 const struct pipe_sampler_view *state,
515 unsigned width0, unsigned height0,
516 unsigned force_level);
517 void si_update_fb_dirtiness_after_rendering(struct si_context *sctx);
518 void si_update_ps_iter_samples(struct si_context *sctx);
519 void si_save_qbo_state(struct si_context *sctx, struct si_qbo_state *st);
520 void si_set_occlusion_query_state(struct si_context *sctx,
521 bool old_perfect_enable);
522
523 /* si_state_binning.c */
524 void si_emit_dpbb_state(struct si_context *sctx);
525
526 /* si_state_shaders.c */
527 void *si_get_ir_binary(struct si_shader_selector *sel);
528 bool si_shader_cache_load_shader(struct si_screen *sscreen, void *ir_binary,
529 struct si_shader *shader);
530 bool si_shader_cache_insert_shader(struct si_screen *sscreen, void *ir_binary,
531 struct si_shader *shader,
532 bool insert_into_disk_cache);
533 bool si_update_shaders(struct si_context *sctx);
534 void si_init_shader_functions(struct si_context *sctx);
535 bool si_init_shader_cache(struct si_screen *sscreen);
536 void si_destroy_shader_cache(struct si_screen *sscreen);
537 void si_schedule_initial_compile(struct si_context *sctx, unsigned processor,
538 struct util_queue_fence *ready_fence,
539 struct si_compiler_ctx_state *compiler_ctx_state,
540 void *job, util_queue_execute_func execute);
541 void si_get_active_slot_masks(const struct tgsi_shader_info *info,
542 uint32_t *const_and_shader_buffers,
543 uint64_t *samplers_and_images);
544
545 /* si_state_draw.c */
546 void si_emit_cache_flush(struct si_context *sctx);
547 void si_trace_emit(struct si_context *sctx);
548 void si_init_draw_functions(struct si_context *sctx);
549
550 /* si_state_msaa.c */
551 void si_init_msaa_functions(struct si_context *sctx);
552 void si_emit_sample_locations(struct radeon_cmdbuf *cs, int nr_samples);
553
554 /* si_state_streamout.c */
555 void si_streamout_buffers_dirty(struct si_context *sctx);
556 void si_emit_streamout_end(struct si_context *sctx);
557 void si_update_prims_generated_query_state(struct si_context *sctx,
558 unsigned type, int diff);
559 void si_init_streamout_functions(struct si_context *sctx);
560
561
562 static inline unsigned si_get_constbuf_slot(unsigned slot)
563 {
564 /* Constant buffers are in slots [16..31], ascending */
565 return SI_NUM_SHADER_BUFFERS + slot;
566 }
567
568 static inline unsigned si_get_shaderbuf_slot(unsigned slot)
569 {
570 /* shader buffers are in slots [15..0], descending */
571 return SI_NUM_SHADER_BUFFERS - 1 - slot;
572 }
573
574 static inline unsigned si_get_sampler_slot(unsigned slot)
575 {
576 /* samplers are in slots [8..39], ascending */
577 return SI_NUM_IMAGES / 2 + slot;
578 }
579
580 static inline unsigned si_get_image_slot(unsigned slot)
581 {
582 /* images are in slots [15..0] (sampler slots [7..0]), descending */
583 return SI_NUM_IMAGES - 1 - slot;
584 }
585
586 #endif