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_ctx_state;
  45 struct si_shader_selector;
  46 struct si_texture;
  47 struct si_qbo_state;
  48
  49 struct si_state_blend {
  50         struct si_pm4_state     pm4;
  51         uint32_t                cb_target_mask;
  52         /* Set 0xf or 0x0 (4 bits) per render target if the following is
  53          * true. ANDed with spi_shader_col_format.
  54          */
  55         unsigned                cb_target_enabled_4bit;
  56         unsigned                blend_enable_4bit;
  57         unsigned                need_src_alpha_4bit;
  58         unsigned                commutative_4bit;
  59         bool                    alpha_to_coverage:1;
  60         bool                    alpha_to_one:1;
  61         bool                    dual_src_blend:1;
  62         bool                    logicop_enable:1;
  63 };
  64
  65 struct si_state_rasterizer {
  66         struct si_pm4_state     pm4;
  67         /* poly offset states for 16-bit, 24-bit, and 32-bit zbuffers */
  68         struct si_pm4_state     *pm4_poly_offset;
  69         unsigned                pa_sc_line_stipple;
  70         unsigned                pa_cl_clip_cntl;
  71         float                   line_width;
  72         float                   max_point_size;
  73         unsigned                sprite_coord_enable:8;
  74         unsigned                clip_plane_enable:8;
  75         unsigned                half_pixel_center:1;
  76         unsigned                flatshade:1;
  77         unsigned                two_side:1;
  78         unsigned                multisample_enable:1;
  79         unsigned                force_persample_interp:1;
  80         unsigned                line_stipple_enable:1;
  81         unsigned                poly_stipple_enable:1;
  82         unsigned                line_smooth:1;
  83         unsigned                poly_smooth:1;
  84         unsigned                uses_poly_offset:1;
  85         unsigned                clamp_fragment_color:1;
  86         unsigned                clamp_vertex_color:1;
  87         unsigned                rasterizer_discard:1;
  88         unsigned                scissor_enable:1;
  89         unsigned                clip_halfz:1;
  90         unsigned                cull_front:1;
  91         unsigned                cull_back:1;
  92         unsigned                depth_clamp_any:1;
  93         unsigned                provoking_vertex_first:1;
  94 };
  95
  96 struct si_dsa_stencil_ref_part {
  97         uint8_t                 valuemask[2];
  98         uint8_t                 writemask[2];
  99 };
 100
 101 struct si_dsa_order_invariance {
 102         /** Whether the final result in Z/S buffers is guaranteed to be
 103          * invariant under changes to the order in which fragments arrive. */
 104         bool zs:1;
 105
 106         /** Whether the set of fragments that pass the combined Z/S test is
 107          * guaranteed to be invariant under changes to the order in which
 108          * fragments arrive. */
 109         bool pass_set:1;
 110
 111         /** Whether the last fragment that passes the combined Z/S test at each
 112          * sample is guaranteed to be invariant under changes to the order in
 113          * which fragments arrive. */
 114         bool pass_last:1;
 115 };
 116
 117 struct si_state_dsa {
 118         struct si_pm4_state             pm4;
 119         struct si_dsa_stencil_ref_part  stencil_ref;
 120
 121         /* 0 = without stencil buffer, 1 = when both Z and S buffers are present */
 122         struct si_dsa_order_invariance  order_invariance[2];
 123
 124         ubyte                           alpha_func:3;
 125         bool                            depth_enabled:1;
 126         bool                            depth_write_enabled:1;
 127         bool                            stencil_enabled:1;
 128         bool                            stencil_write_enabled:1;
 129         bool                            db_can_write:1;
 130
 131 };
 132
 133 struct si_stencil_ref {
 134         struct pipe_stencil_ref         state;
 135         struct si_dsa_stencil_ref_part  dsa_part;
 136 };
 137
 138 struct si_vertex_elements
 139 {
 140         struct si_resource              *instance_divisor_factor_buffer;
 141         uint32_t                        rsrc_word3[SI_MAX_ATTRIBS];
 142         uint16_t                        src_offset[SI_MAX_ATTRIBS];
 143         uint8_t                         fix_fetch[SI_MAX_ATTRIBS];
 144         uint8_t                         format_size[SI_MAX_ATTRIBS];
 145         uint8_t                         vertex_buffer_index[SI_MAX_ATTRIBS];
 146
 147         /* Bitmask of elements that always need a fixup to be applied. */
 148         uint16_t                        fix_fetch_always;
 149
 150         /* Bitmask of elements whose fetch should always be opencoded. */
 151         uint16_t                        fix_fetch_opencode;
 152
 153         /* Bitmask of elements which need to be opencoded if the vertex buffer
 154          * is unaligned. */
 155         uint16_t                        fix_fetch_unaligned;
 156
 157         /* For elements in fix_fetch_unaligned: whether the effective
 158          * element load size as seen by the hardware is a dword (as opposed
 159          * to a short).
 160          */
 161         uint16_t                        hw_load_is_dword;
 162
 163         /* Bitmask of vertex buffers requiring alignment check */
 164         uint16_t                        vb_alignment_check_mask;
 165
 166         uint8_t                         count;
 167         bool                            uses_instance_divisors;
 168
 169         uint16_t                        first_vb_use_mask;
 170         /* Vertex buffer descriptor list size aligned for optimal prefetch. */
 171         uint16_t                        desc_list_byte_size;
 172         uint16_t                        instance_divisor_is_one; /* bitmask of inputs */
 173         uint16_t                        instance_divisor_is_fetched;  /* bitmask of inputs */
 174 };
 175
 176 union si_state {
 177         struct {
 178                 struct si_state_blend           *blend;
 179                 struct si_state_rasterizer      *rasterizer;
 180                 struct si_state_dsa             *dsa;
 181                 struct si_pm4_state             *poly_offset;
 182                 struct si_pm4_state             *ls;
 183                 struct si_pm4_state             *hs;
 184                 struct si_pm4_state             *es;
 185                 struct si_pm4_state             *gs;
 186                 struct si_pm4_state             *vgt_shader_config;
 187                 struct si_pm4_state             *vs;
 188                 struct si_pm4_state             *ps;
 189         } named;
 190         struct si_pm4_state     *array[0];
 191 };
 192
 193 #define SI_STATE_IDX(name) \
 194         (offsetof(union si_state, named.name) / sizeof(struct si_pm4_state *))
 195 #define SI_STATE_BIT(name) (1 << SI_STATE_IDX(name))
 196 #define SI_NUM_STATES (sizeof(union si_state) / sizeof(struct si_pm4_state *))
 197
 198 static inline unsigned si_states_that_always_roll_context(void)
 199 {
 200         return (SI_STATE_BIT(blend) |
 201                 SI_STATE_BIT(rasterizer) |
 202                 SI_STATE_BIT(dsa) |
 203                 SI_STATE_BIT(poly_offset) |
 204                 SI_STATE_BIT(vgt_shader_config));
 205 }
 206
 207 union si_state_atoms {
 208         struct {
 209                 /* The order matters. */
 210                 struct si_atom render_cond;
 211                 struct si_atom streamout_begin;
 212                 struct si_atom streamout_enable; /* must be after streamout_begin */
 213                 struct si_atom framebuffer;
 214                 struct si_atom msaa_sample_locs;
 215                 struct si_atom db_render_state;
 216                 struct si_atom dpbb_state;
 217                 struct si_atom msaa_config;
 218                 struct si_atom sample_mask;
 219                 struct si_atom cb_render_state;
 220                 struct si_atom blend_color;
 221                 struct si_atom clip_regs;
 222                 struct si_atom clip_state;
 223                 struct si_atom shader_pointers;
 224                 struct si_atom guardband;
 225                 struct si_atom scissors;
 226                 struct si_atom viewports;
 227                 struct si_atom stencil_ref;
 228                 struct si_atom spi_map;
 229                 struct si_atom scratch_state;
 230                 struct si_atom window_rectangles;
 231         } s;
 232         struct si_atom array[0];
 233 };
 234
 235 #define SI_ATOM_BIT(name) (1 << (offsetof(union si_state_atoms, s.name) / \
 236                                  sizeof(struct si_atom)))
 237 #define SI_NUM_ATOMS (sizeof(union si_state_atoms)/sizeof(struct si_atom*))
 238
 239 static inline unsigned si_atoms_that_always_roll_context(void)
 240 {
 241         return (SI_ATOM_BIT(streamout_begin) |
 242                 SI_ATOM_BIT(streamout_enable) |
 243                 SI_ATOM_BIT(framebuffer) |
 244                 SI_ATOM_BIT(msaa_sample_locs) |
 245                 SI_ATOM_BIT(sample_mask) |
 246                 SI_ATOM_BIT(blend_color) |
 247                 SI_ATOM_BIT(clip_state) |
 248                 SI_ATOM_BIT(scissors) |
 249                 SI_ATOM_BIT(viewports) |
 250                 SI_ATOM_BIT(stencil_ref) |
 251                 SI_ATOM_BIT(scratch_state) |
 252                 SI_ATOM_BIT(window_rectangles));
 253 }
 254
 255 struct si_shader_data {
 256         uint32_t                sh_base[SI_NUM_SHADERS];
 257 };
 258
 259 /* The list of registers whose emitted values are remembered by si_context. */
 260 enum si_tracked_reg {
 261         SI_TRACKED_DB_RENDER_CONTROL, /* 2 consecutive registers */
 262         SI_TRACKED_DB_COUNT_CONTROL,
 263
 264         SI_TRACKED_DB_RENDER_OVERRIDE2,
 265         SI_TRACKED_DB_SHADER_CONTROL,
 266
 267         SI_TRACKED_CB_TARGET_MASK,
 268         SI_TRACKED_CB_DCC_CONTROL,
 269
 270         SI_TRACKED_SX_PS_DOWNCONVERT, /* 3 consecutive registers */
 271         SI_TRACKED_SX_BLEND_OPT_EPSILON,
 272         SI_TRACKED_SX_BLEND_OPT_CONTROL,
 273
 274         SI_TRACKED_PA_SC_LINE_CNTL, /* 2 consecutive registers */
 275         SI_TRACKED_PA_SC_AA_CONFIG,
 276
 277         SI_TRACKED_DB_EQAA,
 278         SI_TRACKED_PA_SC_MODE_CNTL_1,
 279
 280         SI_TRACKED_PA_SU_PRIM_FILTER_CNTL,
 281         SI_TRACKED_PA_SU_SMALL_PRIM_FILTER_CNTL,
 282
 283         SI_TRACKED_PA_CL_VS_OUT_CNTL,
 284         SI_TRACKED_PA_CL_CLIP_CNTL,
 285
 286         SI_TRACKED_PA_SC_BINNER_CNTL_0,
 287         SI_TRACKED_DB_DFSM_CONTROL,
 288
 289         SI_TRACKED_PA_CL_GB_VERT_CLIP_ADJ, /* 4 consecutive registers */
 290         SI_TRACKED_PA_CL_GB_VERT_DISC_ADJ,
 291         SI_TRACKED_PA_CL_GB_HORZ_CLIP_ADJ,
 292         SI_TRACKED_PA_CL_GB_HORZ_DISC_ADJ,
 293
 294         SI_TRACKED_PA_SU_HARDWARE_SCREEN_OFFSET,
 295         SI_TRACKED_PA_SU_VTX_CNTL,
 296
 297         SI_TRACKED_PA_SC_CLIPRECT_RULE,
 298
 299         SI_TRACKED_VGT_ESGS_RING_ITEMSIZE,
 300
 301         SI_TRACKED_VGT_GSVS_RING_OFFSET_1, /* 4 consecutive registers */
 302         SI_TRACKED_VGT_GSVS_RING_OFFSET_2,
 303         SI_TRACKED_VGT_GSVS_RING_OFFSET_3,
 304         SI_TRACKED_VGT_GS_OUT_PRIM_TYPE,
 305
 306         SI_TRACKED_VGT_GSVS_RING_ITEMSIZE,
 307         SI_TRACKED_VGT_GS_MAX_VERT_OUT,
 308
 309         SI_TRACKED_VGT_GS_VERT_ITEMSIZE, /* 4 consecutive registers */
 310         SI_TRACKED_VGT_GS_VERT_ITEMSIZE_1,
 311         SI_TRACKED_VGT_GS_VERT_ITEMSIZE_2,
 312         SI_TRACKED_VGT_GS_VERT_ITEMSIZE_3,
 313
 314         SI_TRACKED_VGT_GS_INSTANCE_CNT,
 315         SI_TRACKED_VGT_GS_ONCHIP_CNTL,
 316         SI_TRACKED_VGT_GS_MAX_PRIMS_PER_SUBGROUP,
 317         SI_TRACKED_VGT_GS_MODE,
 318         SI_TRACKED_VGT_PRIMITIVEID_EN,
 319         SI_TRACKED_VGT_REUSE_OFF,
 320         SI_TRACKED_SPI_VS_OUT_CONFIG,
 321         SI_TRACKED_SPI_SHADER_POS_FORMAT,
 322         SI_TRACKED_PA_CL_VTE_CNTL,
 323
 324         SI_TRACKED_SPI_PS_INPUT_ENA, /* 2 consecutive registers */
 325         SI_TRACKED_SPI_PS_INPUT_ADDR,
 326
 327         SI_TRACKED_SPI_BARYC_CNTL,
 328         SI_TRACKED_SPI_PS_IN_CONTROL,
 329
 330         SI_TRACKED_SPI_SHADER_Z_FORMAT, /* 2 consecutive registers */
 331         SI_TRACKED_SPI_SHADER_COL_FORMAT,
 332
 333         SI_TRACKED_CB_SHADER_MASK,
 334         SI_TRACKED_VGT_TF_PARAM,
 335         SI_TRACKED_VGT_VERTEX_REUSE_BLOCK_CNTL,
 336
 337         SI_NUM_TRACKED_REGS,
 338 };
 339
 340 struct si_tracked_regs {
 341         uint64_t                reg_saved;
 342         uint32_t                reg_value[SI_NUM_TRACKED_REGS];
 343         uint32_t                spi_ps_input_cntl[32];
 344 };
 345
 346 /* Private read-write buffer slots. */
 347 enum {
 348         SI_ES_RING_ESGS,
 349         SI_GS_RING_ESGS,
 350
 351         SI_RING_GSVS,
 352
 353         SI_VS_STREAMOUT_BUF0,
 354         SI_VS_STREAMOUT_BUF1,
 355         SI_VS_STREAMOUT_BUF2,
 356         SI_VS_STREAMOUT_BUF3,
 357
 358         SI_HS_CONST_DEFAULT_TESS_LEVELS,
 359         SI_VS_CONST_INSTANCE_DIVISORS,
 360         SI_VS_CONST_CLIP_PLANES,
 361         SI_PS_CONST_POLY_STIPPLE,
 362         SI_PS_CONST_SAMPLE_POSITIONS,
 363
 364         /* Image descriptor of color buffer 0 for KHR_blend_equation_advanced. */
 365         SI_PS_IMAGE_COLORBUF0,
 366         SI_PS_IMAGE_COLORBUF0_HI,
 367         SI_PS_IMAGE_COLORBUF0_FMASK,
 368         SI_PS_IMAGE_COLORBUF0_FMASK_HI,
 369
 370         SI_NUM_RW_BUFFERS,
 371 };
 372
 373 /* Indices into sctx->descriptors, laid out so that gfx and compute pipelines
 374  * are contiguous:
 375  *
 376  *  0 - rw buffers
 377  *  1 - vertex const and shader buffers
 378  *  2 - vertex samplers and images
 379  *  3 - fragment const and shader buffer
 380  *   ...
 381  *  11 - compute const and shader buffers
 382  *  12 - compute samplers and images
 383  */
 384 enum {
 385         SI_SHADER_DESCS_CONST_AND_SHADER_BUFFERS,
 386         SI_SHADER_DESCS_SAMPLERS_AND_IMAGES,
 387         SI_NUM_SHADER_DESCS,
 388 };
 389
 390 #define SI_DESCS_RW_BUFFERS            0
 391 #define SI_DESCS_FIRST_SHADER          1
 392 #define SI_DESCS_FIRST_COMPUTE         (SI_DESCS_FIRST_SHADER + \
 393                                         PIPE_SHADER_COMPUTE * SI_NUM_SHADER_DESCS)
 394 #define SI_NUM_DESCS                   (SI_DESCS_FIRST_SHADER + \
 395                                         SI_NUM_SHADERS * SI_NUM_SHADER_DESCS)
 396
 397 #define SI_DESCS_SHADER_MASK(name) \
 398         u_bit_consecutive(SI_DESCS_FIRST_SHADER + \
 399                           PIPE_SHADER_##name * SI_NUM_SHADER_DESCS, \
 400                           SI_NUM_SHADER_DESCS)
 401
 402 static inline unsigned
 403 si_const_and_shader_buffer_descriptors_idx(unsigned shader)
 404 {
 405         return SI_DESCS_FIRST_SHADER + shader * SI_NUM_SHADER_DESCS +
 406                SI_SHADER_DESCS_CONST_AND_SHADER_BUFFERS;
 407 }
 408
 409 static inline unsigned
 410 si_sampler_and_image_descriptors_idx(unsigned shader)
 411 {
 412         return SI_DESCS_FIRST_SHADER + shader * SI_NUM_SHADER_DESCS +
 413                SI_SHADER_DESCS_SAMPLERS_AND_IMAGES;
 414 }
 415
 416 /* This represents descriptors in memory, such as buffer resources,
 417  * image resources, and sampler states.
 418  */
 419 struct si_descriptors {
 420         /* The list of descriptors in malloc'd memory. */
 421         uint32_t *list;
 422         /* The list in mapped GPU memory. */
 423         uint32_t *gpu_list;
 424
 425         /* The buffer where the descriptors have been uploaded. */
 426         struct si_resource *buffer;
 427         uint64_t gpu_address;
 428
 429         /* The maximum number of descriptors. */
 430         uint32_t num_elements;
 431
 432         /* Slots that are used by currently-bound shaders.
 433          * It determines which slots are uploaded.
 434          */
 435         uint32_t first_active_slot;
 436         uint32_t num_active_slots;
 437
 438         /* The SH register offset relative to USER_DATA*_0 where the pointer
 439          * to the descriptor array will be stored. */
 440         short shader_userdata_offset;
 441         /* The size of one descriptor. */
 442         ubyte element_dw_size;
 443         /* If there is only one slot enabled, bind it directly instead of
 444          * uploading descriptors. -1 if disabled. */
 445         signed char slot_index_to_bind_directly;
 446 };
 447
 448 struct si_buffer_resources {
 449         struct pipe_resource            **buffers; /* this has num_buffers elements */
 450
 451         enum radeon_bo_priority         priority:6;
 452         enum radeon_bo_priority         priority_constbuf:6;
 453
 454         /* The i-th bit is set if that element is enabled (non-NULL resource). */
 455         unsigned                        enabled_mask;
 456         unsigned                        writable_mask;
 457 };
 458
 459 #define si_pm4_state_changed(sctx, member) \
 460         ((sctx)->queued.named.member != (sctx)->emitted.named.member)
 461
 462 #define si_pm4_state_enabled_and_changed(sctx, member) \
 463         ((sctx)->queued.named.member && si_pm4_state_changed(sctx, member))
 464
 465 #define si_pm4_bind_state(sctx, member, value) \
 466         do { \
 467                 (sctx)->queued.named.member = (value); \
 468                 (sctx)->dirty_states |= SI_STATE_BIT(member); \
 469         } while(0)
 470
 471 #define si_pm4_delete_state(sctx, member, value) \
 472         do { \
 473                 if ((sctx)->queued.named.member == (value)) { \
 474                         (sctx)->queued.named.member = NULL; \
 475                 } \
 476                 si_pm4_free_state(sctx, (struct si_pm4_state *)(value), \
 477                                   SI_STATE_IDX(member)); \
 478         } while(0)
 479
 480 /* si_descriptors.c */
 481 void si_set_mutable_tex_desc_fields(struct si_screen *sscreen,
 482                                     struct si_texture *tex,
 483                                     const struct legacy_surf_level *base_level_info,
 484                                     unsigned base_level, unsigned first_level,
 485                                     unsigned block_width, bool is_stencil,
 486                                     uint32_t *state);
 487 void si_update_ps_colorbuf0_slot(struct si_context *sctx);
 488 void si_get_pipe_constant_buffer(struct si_context *sctx, uint shader,
 489                                  uint slot, struct pipe_constant_buffer *cbuf);
 490 void si_get_shader_buffers(struct si_context *sctx,
 491                            enum pipe_shader_type shader,
 492                            uint start_slot, uint count,
 493                            struct pipe_shader_buffer *sbuf);
 494 void si_set_ring_buffer(struct si_context *sctx, uint slot,
 495                         struct pipe_resource *buffer,
 496                         unsigned stride, unsigned num_records,
 497                         bool add_tid, bool swizzle,
 498                         unsigned element_size, unsigned index_stride, uint64_t offset);
 499 void si_init_all_descriptors(struct si_context *sctx);
 500 bool si_upload_vertex_buffer_descriptors(struct si_context *sctx);
 501 bool si_upload_graphics_shader_descriptors(struct si_context *sctx);
 502 bool si_upload_compute_shader_descriptors(struct si_context *sctx);
 503 void si_release_all_descriptors(struct si_context *sctx);
 504 void si_gfx_resources_add_all_to_bo_list(struct si_context *sctx);
 505 void si_compute_resources_add_all_to_bo_list(struct si_context *sctx);
 506 void si_all_descriptors_begin_new_cs(struct si_context *sctx);
 507 void si_upload_const_buffer(struct si_context *sctx, struct si_resource **buf,
 508                             const uint8_t *ptr, unsigned size, uint32_t *const_offset);
 509 void si_update_all_texture_descriptors(struct si_context *sctx);
 510 void si_shader_change_notify(struct si_context *sctx);
 511 void si_update_needs_color_decompress_masks(struct si_context *sctx);
 512 void si_emit_graphics_shader_pointers(struct si_context *sctx);
 513 void si_emit_compute_shader_pointers(struct si_context *sctx);
 514 void si_set_rw_buffer(struct si_context *sctx,
 515                       uint slot, const struct pipe_constant_buffer *input);
 516 void si_set_rw_shader_buffer(struct si_context *sctx, uint slot,
 517                              const struct pipe_shader_buffer *sbuffer);
 518 void si_set_active_descriptors(struct si_context *sctx, unsigned desc_idx,
 519                                uint64_t new_active_mask);
 520 void si_set_active_descriptors_for_shader(struct si_context *sctx,
 521                                           struct si_shader_selector *sel);
 522 bool si_bindless_descriptor_can_reclaim_slab(void *priv,
 523                                              struct pb_slab_entry *entry);
 524 struct pb_slab *si_bindless_descriptor_slab_alloc(void *priv, unsigned heap,
 525                                                   unsigned entry_size,
 526                                                   unsigned group_index);
 527 void si_bindless_descriptor_slab_free(void *priv, struct pb_slab *pslab);
 528 void si_rebind_buffer(struct si_context *sctx, struct pipe_resource *buf,
 529                       uint64_t old_va);
 530 /* si_state.c */
 531 void si_init_state_compute_functions(struct si_context *sctx);
 532 void si_init_state_functions(struct si_context *sctx);
 533 void si_init_screen_state_functions(struct si_screen *sscreen);
 534 void
 535 si_make_buffer_descriptor(struct si_screen *screen, struct si_resource *buf,
 536                           enum pipe_format format,
 537                           unsigned offset, unsigned size,
 538                           uint32_t *state);
 539 void
 540 si_make_texture_descriptor(struct si_screen *screen,
 541                            struct si_texture *tex,
 542                            bool sampler,
 543                            enum pipe_texture_target target,
 544                            enum pipe_format pipe_format,
 545                            const unsigned char state_swizzle[4],
 546                            unsigned first_level, unsigned last_level,
 547                            unsigned first_layer, unsigned last_layer,
 548                            unsigned width, unsigned height, unsigned depth,
 549                            uint32_t *state,
 550                            uint32_t *fmask_state);
 551 struct pipe_sampler_view *
 552 si_create_sampler_view_custom(struct pipe_context *ctx,
 553                               struct pipe_resource *texture,
 554                               const struct pipe_sampler_view *state,
 555                               unsigned width0, unsigned height0,
 556                               unsigned force_level);
 557 void si_update_fb_dirtiness_after_rendering(struct si_context *sctx);
 558 void si_update_ps_iter_samples(struct si_context *sctx);
 559 void si_save_qbo_state(struct si_context *sctx, struct si_qbo_state *st);
 560 void si_set_occlusion_query_state(struct si_context *sctx,
 561                                   bool old_perfect_enable);
 562
 563 struct si_fast_udiv_info32 {
 564    unsigned multiplier; /* the "magic number" multiplier */
 565    unsigned pre_shift; /* shift for the dividend before multiplying */
 566    unsigned post_shift; /* shift for the dividend after multiplying */
 567    int increment; /* 0 or 1; if set then increment the numerator, using one of
 568                      the two strategies */
 569 };
 570
 571 struct si_fast_udiv_info32
 572 si_compute_fast_udiv_info32(uint32_t D, unsigned num_bits);
 573
 574 /* si_state_binning.c */
 575 void si_emit_dpbb_state(struct si_context *sctx);
 576
 577 /* si_state_shaders.c */
 578 void *si_get_ir_binary(struct si_shader_selector *sel);
 579 bool si_shader_cache_load_shader(struct si_screen *sscreen, void *ir_binary,
 580                                  struct si_shader *shader);
 581 bool si_shader_cache_insert_shader(struct si_screen *sscreen, void *ir_binary,
 582                                    struct si_shader *shader,
 583                                    bool insert_into_disk_cache);
 584 bool si_update_shaders(struct si_context *sctx);
 585 void si_init_shader_functions(struct si_context *sctx);
 586 bool si_init_shader_cache(struct si_screen *sscreen);
 587 void si_destroy_shader_cache(struct si_screen *sscreen);
 588 void si_schedule_initial_compile(struct si_context *sctx, unsigned processor,
 589                                  struct util_queue_fence *ready_fence,
 590                                  struct si_compiler_ctx_state *compiler_ctx_state,
 591                                  void *job, util_queue_execute_func execute);
 592 void si_get_active_slot_masks(const struct tgsi_shader_info *info,
 593                               uint32_t *const_and_shader_buffers,
 594                               uint64_t *samplers_and_images);
 595 int si_shader_select_with_key(struct si_screen *sscreen,
 596                               struct si_shader_ctx_state *state,
 597                               struct si_compiler_ctx_state *compiler_state,
 598                               struct si_shader_key *key,
 599                               int thread_index,
 600                               bool optimized_or_none);
 601 void si_shader_selector_key_vs(struct si_context *sctx,
 602                                struct si_shader_selector *vs,
 603                                struct si_shader_key *key,
 604                                struct si_vs_prolog_bits *prolog_key);
 605
 606 /* si_state_draw.c */
 607 void si_emit_surface_sync(struct si_context *sctx, struct radeon_cmdbuf *cs,
 608                           unsigned cp_coher_cntl);
 609 void si_prim_discard_signal_next_compute_ib_start(struct si_context *sctx);
 610 void si_emit_cache_flush(struct si_context *sctx);
 611 void si_trace_emit(struct si_context *sctx);
 612 void si_init_draw_functions(struct si_context *sctx);
 613
 614 /* si_state_msaa.c */
 615 void si_init_msaa_functions(struct si_context *sctx);
 616 void si_emit_sample_locations(struct radeon_cmdbuf *cs, int nr_samples);
 617
 618 /* si_state_streamout.c */
 619 void si_streamout_buffers_dirty(struct si_context *sctx);
 620 void si_emit_streamout_end(struct si_context *sctx);
 621 void si_update_prims_generated_query_state(struct si_context *sctx,
 622                                            unsigned type, int diff);
 623 void si_init_streamout_functions(struct si_context *sctx);
 624
 625
 626 static inline unsigned si_get_constbuf_slot(unsigned slot)
 627 {
 628         /* Constant buffers are in slots [16..31], ascending */
 629         return SI_NUM_SHADER_BUFFERS + slot;
 630 }
 631
 632 static inline unsigned si_get_shaderbuf_slot(unsigned slot)
 633 {
 634         /* shader buffers are in slots [15..0], descending */
 635         return SI_NUM_SHADER_BUFFERS - 1 - slot;
 636 }
 637
 638 static inline unsigned si_get_sampler_slot(unsigned slot)
 639 {
 640         /* samplers are in slots [8..39], ascending */
 641         return SI_NUM_IMAGES / 2 + slot;
 642 }
 643
 644 static inline unsigned si_get_image_slot(unsigned slot)
 645 {
 646         /* images are in slots [15..0] (sampler slots [7..0]), descending */
 647         return SI_NUM_IMAGES - 1 - slot;
 648 }
 649
 650 #endif