src/gallium/drivers/iris/iris_context.h

   1 /*
   2  * Copyright © 2017 Intel Corporation
   3  *
   4  * Permission is hereby granted, free of charge, to any person obtaining a
   5  * copy of this software and associated documentation files (the "Software"),
   6  * to deal in the Software without restriction, including without limitation
   7  * on the rights to use, copy, modify, merge, publish, distribute, sub
   8  * license, and/or sell copies of the Software, and to permit persons to whom
   9  * the Software is furnished to do so, subject to the following conditions:
  10  *
  11  * The above copyright notice and this permission notice (including the next
  12  * paragraph) shall be included in all copies or substantial portions of the
  13  * Software.
  14  *
  15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  16  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  17  * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
  18  * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
  19  * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
  20  * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
  21  * USE OR OTHER DEALINGS IN THE SOFTWARE.
  22  */
  23 #ifndef IRIS_CONTEXT_H
  24 #define IRIS_CONTEXT_H
  25
  26 #include "pipe/p_context.h"
  27 #include "pipe/p_state.h"
  28 #include "util/u_debug.h"
  29 #include "intel/blorp/blorp.h"
  30 #include "intel/common/gen_debug.h"
  31 #include "intel/compiler/brw_compiler.h"
  32 #include "iris_batch.h"
  33 #include "iris_binder.h"
  34 #include "iris_resource.h"
  35 #include "iris_screen.h"
  36
  37 struct iris_bo;
  38 struct iris_context;
  39 struct blorp_batch;
  40 struct blorp_params;
  41
  42 #define IRIS_MAX_TEXTURE_BUFFER_SIZE (1 << 27)
  43 #define IRIS_MAX_TEXTURE_SAMPLERS 32
  44 /* IRIS_MAX_ABOS and IRIS_MAX_SSBOS must be the same. */
  45 #define IRIS_MAX_ABOS 16
  46 #define IRIS_MAX_SSBOS 16
  47 #define IRIS_MAX_VIEWPORTS 16
  48
  49 /**
  50  * Dirty flags.  When state changes, we flag some combination of these
  51  * to indicate that particular GPU commands need to be re-emitted.
  52  *
  53  * Each bit typically corresponds to a single 3DSTATE_* command packet, but
  54  * in rare cases they map to a group of related packets that need to be
  55  * emitted together.
  56  *
  57  * See iris_upload_render_state().
  58  */
  59 #define IRIS_DIRTY_COLOR_CALC_STATE         (1ull <<  0)
  60 #define IRIS_DIRTY_POLYGON_STIPPLE          (1ull <<  1)
  61 #define IRIS_DIRTY_SCISSOR_RECT             (1ull <<  2)
  62 #define IRIS_DIRTY_WM_DEPTH_STENCIL         (1ull <<  3)
  63 #define IRIS_DIRTY_CC_VIEWPORT              (1ull <<  4)
  64 #define IRIS_DIRTY_SF_CL_VIEWPORT           (1ull <<  5)
  65 #define IRIS_DIRTY_PS_BLEND                 (1ull <<  6)
  66 #define IRIS_DIRTY_BLEND_STATE              (1ull <<  7)
  67 #define IRIS_DIRTY_RASTER                   (1ull <<  8)
  68 #define IRIS_DIRTY_CLIP                     (1ull <<  9)
  69 #define IRIS_DIRTY_SBE                      (1ull << 10)
  70 #define IRIS_DIRTY_LINE_STIPPLE             (1ull << 11)
  71 #define IRIS_DIRTY_VERTEX_ELEMENTS          (1ull << 12)
  72 #define IRIS_DIRTY_MULTISAMPLE              (1ull << 13)
  73 #define IRIS_DIRTY_VERTEX_BUFFERS           (1ull << 14)
  74 #define IRIS_DIRTY_SAMPLE_MASK              (1ull << 15)
  75 #define IRIS_DIRTY_SAMPLER_STATES_VS        (1ull << 16)
  76 #define IRIS_DIRTY_SAMPLER_STATES_TCS       (1ull << 17)
  77 #define IRIS_DIRTY_SAMPLER_STATES_TES       (1ull << 18)
  78 #define IRIS_DIRTY_SAMPLER_STATES_GS        (1ull << 19)
  79 #define IRIS_DIRTY_SAMPLER_STATES_PS        (1ull << 20)
  80 #define IRIS_DIRTY_SAMPLER_STATES_CS        (1ull << 21)
  81 #define IRIS_DIRTY_UNCOMPILED_VS            (1ull << 22)
  82 #define IRIS_DIRTY_UNCOMPILED_TCS           (1ull << 23)
  83 #define IRIS_DIRTY_UNCOMPILED_TES           (1ull << 24)
  84 #define IRIS_DIRTY_UNCOMPILED_GS            (1ull << 25)
  85 #define IRIS_DIRTY_UNCOMPILED_FS            (1ull << 26)
  86 #define IRIS_DIRTY_UNCOMPILED_CS            (1ull << 27)
  87 #define IRIS_DIRTY_VS                       (1ull << 28)
  88 #define IRIS_DIRTY_TCS                      (1ull << 29)
  89 #define IRIS_DIRTY_TES                      (1ull << 30)
  90 #define IRIS_DIRTY_GS                       (1ull << 31)
  91 #define IRIS_DIRTY_FS                       (1ull << 32)
  92 #define IRIS_DIRTY_CS                       (1ull << 33)
  93 #define IRIS_DIRTY_URB                      (1ull << 34)
  94 #define IRIS_DIRTY_CONSTANTS_VS             (1ull << 35)
  95 #define IRIS_DIRTY_CONSTANTS_TCS            (1ull << 36)
  96 #define IRIS_DIRTY_CONSTANTS_TES            (1ull << 37)
  97 #define IRIS_DIRTY_CONSTANTS_GS             (1ull << 38)
  98 #define IRIS_DIRTY_CONSTANTS_FS             (1ull << 39)
  99 #define IRIS_DIRTY_CONSTANTS_CS             (1ull << 40)
 100 #define IRIS_DIRTY_DEPTH_BUFFER             (1ull << 41)
 101 #define IRIS_DIRTY_WM                       (1ull << 42)
 102 #define IRIS_DIRTY_BINDINGS_VS              (1ull << 43)
 103 #define IRIS_DIRTY_BINDINGS_TCS             (1ull << 44)
 104 #define IRIS_DIRTY_BINDINGS_TES             (1ull << 45)
 105 #define IRIS_DIRTY_BINDINGS_GS              (1ull << 46)
 106 #define IRIS_DIRTY_BINDINGS_FS              (1ull << 47)
 107 #define IRIS_DIRTY_BINDINGS_CS              (1ull << 48)
 108 #define IRIS_DIRTY_SO_BUFFERS               (1ull << 49)
 109 #define IRIS_DIRTY_SO_DECL_LIST             (1ull << 50)
 110 #define IRIS_DIRTY_STREAMOUT                (1ull << 51)
 111 #define IRIS_DIRTY_VF_SGVS                  (1ull << 52)
 112 #define IRIS_DIRTY_VF                       (1ull << 53)
 113 #define IRIS_DIRTY_VF_TOPOLOGY              (1ull << 54)
 114
 115 #define IRIS_ALL_DIRTY_FOR_COMPUTE (IRIS_DIRTY_CS | \
 116                                     IRIS_DIRTY_SAMPLER_STATES_CS | \
 117                                     IRIS_DIRTY_UNCOMPILED_CS | \
 118                                     IRIS_DIRTY_CONSTANTS_CS | \
 119                                     IRIS_DIRTY_BINDINGS_CS)
 120
 121 #define IRIS_ALL_DIRTY_FOR_RENDER ~IRIS_ALL_DIRTY_FOR_COMPUTE
 122
 123 #define IRIS_ALL_DIRTY_BINDINGS (IRIS_DIRTY_BINDINGS_VS  | \
 124                                  IRIS_DIRTY_BINDINGS_TCS | \
 125                                  IRIS_DIRTY_BINDINGS_TES | \
 126                                  IRIS_DIRTY_BINDINGS_GS  | \
 127                                  IRIS_DIRTY_BINDINGS_FS  | \
 128                                  IRIS_DIRTY_BINDINGS_CS)
 129
 130 /**
 131  * Non-orthogonal state (NOS) dependency flags.
 132  *
 133  * Shader programs may depend on non-orthogonal state.  These flags are
 134  * used to indicate that a shader's key depends on the state provided by
 135  * a certain Gallium CSO.  Changing any CSOs marked as a dependency will
 136  * cause the driver to re-compute the shader key, possibly triggering a
 137  * shader recompile.
 138  */
 139 enum iris_nos_dep {
 140    IRIS_NOS_FRAMEBUFFER,
 141    IRIS_NOS_DEPTH_STENCIL_ALPHA,
 142    IRIS_NOS_RASTERIZER,
 143    IRIS_NOS_BLEND,
 144    IRIS_NOS_LAST_VUE_MAP,
 145
 146    IRIS_NOS_COUNT,
 147 };
 148
 149 struct iris_depth_stencil_alpha_state;
 150
 151 /**
 152  * Cache IDs for the in-memory program cache (ice->shaders.cache).
 153  */
 154 enum iris_program_cache_id {
 155    IRIS_CACHE_VS  = MESA_SHADER_VERTEX,
 156    IRIS_CACHE_TCS = MESA_SHADER_TESS_CTRL,
 157    IRIS_CACHE_TES = MESA_SHADER_TESS_EVAL,
 158    IRIS_CACHE_GS  = MESA_SHADER_GEOMETRY,
 159    IRIS_CACHE_FS  = MESA_SHADER_FRAGMENT,
 160    IRIS_CACHE_CS  = MESA_SHADER_COMPUTE,
 161    IRIS_CACHE_BLORP,
 162 };
 163
 164 /** @{
 165  *
 166  * Defines for PIPE_CONTROL operations, which trigger cache flushes,
 167  * synchronization, pipelined memory writes, and so on.
 168  *
 169  * The bits here are not the actual hardware values.  The actual fields
 170  * move between various generations, so we just have flags for each
 171  * potential operation, and use genxml to encode the actual packet.
 172  */
 173 enum pipe_control_flags
 174 {
 175    PIPE_CONTROL_FLUSH_LLC                       = (1 << 1),
 176    PIPE_CONTROL_LRI_POST_SYNC_OP                = (1 << 2),
 177    PIPE_CONTROL_STORE_DATA_INDEX                = (1 << 3),
 178    PIPE_CONTROL_CS_STALL                        = (1 << 4),
 179    PIPE_CONTROL_GLOBAL_SNAPSHOT_COUNT_RESET     = (1 << 5),
 180    PIPE_CONTROL_SYNC_GFDT                       = (1 << 6),
 181    PIPE_CONTROL_TLB_INVALIDATE                  = (1 << 7),
 182    PIPE_CONTROL_MEDIA_STATE_CLEAR               = (1 << 8),
 183    PIPE_CONTROL_WRITE_IMMEDIATE                 = (1 << 9),
 184    PIPE_CONTROL_WRITE_DEPTH_COUNT               = (1 << 10),
 185    PIPE_CONTROL_WRITE_TIMESTAMP                 = (1 << 11),
 186    PIPE_CONTROL_DEPTH_STALL                     = (1 << 12),
 187    PIPE_CONTROL_RENDER_TARGET_FLUSH             = (1 << 13),
 188    PIPE_CONTROL_INSTRUCTION_INVALIDATE          = (1 << 14),
 189    PIPE_CONTROL_TEXTURE_CACHE_INVALIDATE        = (1 << 15),
 190    PIPE_CONTROL_INDIRECT_STATE_POINTERS_DISABLE = (1 << 16),
 191    PIPE_CONTROL_NOTIFY_ENABLE                   = (1 << 17),
 192    PIPE_CONTROL_FLUSH_ENABLE                    = (1 << 18),
 193    PIPE_CONTROL_DATA_CACHE_FLUSH                = (1 << 19),
 194    PIPE_CONTROL_VF_CACHE_INVALIDATE             = (1 << 20),
 195    PIPE_CONTROL_CONST_CACHE_INVALIDATE          = (1 << 21),
 196    PIPE_CONTROL_STATE_CACHE_INVALIDATE          = (1 << 22),
 197    PIPE_CONTROL_STALL_AT_SCOREBOARD             = (1 << 23),
 198    PIPE_CONTROL_DEPTH_CACHE_FLUSH               = (1 << 24),
 199 };
 200
 201 #define PIPE_CONTROL_CACHE_FLUSH_BITS \
 202    (PIPE_CONTROL_DEPTH_CACHE_FLUSH |  \
 203     PIPE_CONTROL_DATA_CACHE_FLUSH |   \
 204     PIPE_CONTROL_RENDER_TARGET_FLUSH)
 205
 206 #define PIPE_CONTROL_CACHE_INVALIDATE_BITS  \
 207    (PIPE_CONTROL_STATE_CACHE_INVALIDATE |   \
 208     PIPE_CONTROL_CONST_CACHE_INVALIDATE |   \
 209     PIPE_CONTROL_VF_CACHE_INVALIDATE |      \
 210     PIPE_CONTROL_TEXTURE_CACHE_INVALIDATE | \
 211     PIPE_CONTROL_INSTRUCTION_INVALIDATE)
 212
 213 /** @} */
 214
 215 /**
 216  * A compiled shader variant, containing a pointer to the GPU assembly,
 217  * as well as program data and other packets needed by state upload.
 218  *
 219  * There can be several iris_compiled_shader variants per API-level shader
 220  * (iris_uncompiled_shader), due to state-based recompiles (brw_*_prog_key).
 221  */
 222 struct iris_compiled_shader {
 223    /** Reference to the uploaded assembly. */
 224    struct iris_state_ref assembly;
 225
 226    /** Pointer to the assembly in the BO's map. */
 227    void *map;
 228
 229    /** The program data (owned by the program cache hash table) */
 230    struct brw_stage_prog_data *prog_data;
 231
 232    /**
 233     * Derived 3DSTATE_STREAMOUT and 3DSTATE_SO_DECL_LIST packets
 234     * (the VUE-based information for transform feedback outputs).
 235     */
 236    uint32_t *streamout;
 237
 238    /**
 239     * Shader packets and other data derived from prog_data.  These must be
 240     * completely determined from prog_data.
 241     */
 242    uint8_t derived_data[0];
 243 };
 244
 245 /**
 246  * Constant buffer (UBO) information.  See iris_set_const_buffer().
 247  */
 248 struct iris_const_buffer {
 249    /** The resource and offset for the actual constant data */
 250    struct iris_state_ref data;
 251
 252    /** The resource and offset for the SURFACE_STATE for pull access. */
 253    struct iris_state_ref surface_state;
 254 };
 255
 256 /**
 257  * API context state that is replicated per shader stage.
 258  */
 259 struct iris_shader_state {
 260    /** Uniform Buffers */
 261    struct iris_const_buffer constbuf[PIPE_MAX_CONSTANT_BUFFERS];
 262
 263    /** Shader Storage Buffers */
 264    struct pipe_resource *ssbo[PIPE_MAX_SHADER_BUFFERS];
 265    struct iris_state_ref ssbo_surface_state[PIPE_MAX_SHADER_BUFFERS];
 266
 267    /** Shader Storage Images (image load store) */
 268    struct {
 269       struct pipe_resource *res;
 270       struct iris_state_ref surface_state;
 271       unsigned access;
 272    } image[PIPE_MAX_SHADER_IMAGES];
 273
 274    struct iris_state_ref sampler_table;
 275    struct iris_sampler_state *samplers[IRIS_MAX_TEXTURE_SAMPLERS];
 276    struct iris_sampler_view *textures[IRIS_MAX_TEXTURE_SAMPLERS];
 277    unsigned num_samplers;
 278    unsigned num_textures;
 279 };
 280
 281 /**
 282  * Virtual table for generation-specific (genxml) function calls.
 283  */
 284 struct iris_vtable {
 285    void (*destroy_state)(struct iris_context *ice);
 286    void (*init_render_context)(struct iris_screen *screen,
 287                                struct iris_batch *batch,
 288                                struct iris_vtable *vtbl,
 289                                struct pipe_debug_callback *dbg);
 290    void (*init_compute_context)(struct iris_screen *screen,
 291                                 struct iris_batch *batch,
 292                                 struct iris_vtable *vtbl,
 293                                 struct pipe_debug_callback *dbg);
 294    void (*upload_render_state)(struct iris_context *ice,
 295                                struct iris_batch *batch,
 296                                const struct pipe_draw_info *draw);
 297    void (*update_surface_base_address)(struct iris_batch *batch,
 298                                        struct iris_binder *binder);
 299    void (*upload_compute_state)(struct iris_context *ice,
 300                                 struct iris_batch *batch,
 301                                 const struct pipe_grid_info *grid);
 302    void (*load_register_imm32)(struct iris_batch *batch, uint32_t reg,
 303                                uint32_t val);
 304    void (*load_register_imm64)(struct iris_batch *batch, uint32_t reg,
 305                                uint64_t val);
 306    void (*load_register_mem32)(struct iris_batch *batch, uint32_t reg,
 307                                struct iris_bo *bo, uint32_t offset);
 308    void (*load_register_mem64)(struct iris_batch *batch, uint32_t reg,
 309                                struct iris_bo *bo, uint32_t offset);
 310    void (*store_register_mem32)(struct iris_batch *batch, uint32_t reg,
 311                                 struct iris_bo *bo, uint32_t offset,
 312                                 bool predicated);
 313    void (*store_register_mem64)(struct iris_batch *batch, uint32_t reg,
 314                                 struct iris_bo *bo, uint32_t offset,
 315                                 bool predicated);
 316    void (*store_data_imm32)(struct iris_batch *batch,
 317                             struct iris_bo *bo, uint32_t offset,
 318                             uint32_t value);
 319    void (*store_data_imm64)(struct iris_batch *batch,
 320                             struct iris_bo *bo, uint32_t offset,
 321                             uint64_t value);
 322    void (*copy_mem_mem)(struct iris_batch *batch,
 323                         struct iris_bo *dst_bo, uint32_t dst_offset,
 324                         struct iris_bo *src_bo, uint32_t src_offset,
 325                         unsigned bytes);
 326    void (*emit_raw_pipe_control)(struct iris_batch *batch, uint32_t flags,
 327                                  struct iris_bo *bo, uint32_t offset,
 328                                  uint64_t imm);
 329
 330    unsigned (*derived_program_state_size)(enum iris_program_cache_id id);
 331    void (*store_derived_program_state)(const struct gen_device_info *devinfo,
 332                                        enum iris_program_cache_id cache_id,
 333                                        struct iris_compiled_shader *shader);
 334    uint32_t *(*create_so_decl_list)(const struct pipe_stream_output_info *sol,
 335                                     const struct brw_vue_map *vue_map);
 336    void (*populate_vs_key)(const struct iris_context *ice,
 337                            struct brw_vs_prog_key *key);
 338    void (*populate_tcs_key)(const struct iris_context *ice,
 339                             struct brw_tcs_prog_key *key);
 340    void (*populate_tes_key)(const struct iris_context *ice,
 341                             struct brw_tes_prog_key *key);
 342    void (*populate_gs_key)(const struct iris_context *ice,
 343                            struct brw_gs_prog_key *key);
 344    void (*populate_fs_key)(const struct iris_context *ice,
 345                            struct brw_wm_prog_key *key);
 346    void (*populate_cs_key)(const struct iris_context *ice,
 347                            struct brw_cs_prog_key *key);
 348 };
 349
 350 /**
 351  * A pool containing SAMPLER_BORDER_COLOR_STATE entries.
 352  *
 353  * See iris_border_color.c for more information.
 354  */
 355 struct iris_border_color_pool {
 356    struct iris_bo *bo;
 357    void *map;
 358    unsigned insert_point;
 359
 360    /** Map from border colors to offsets in the buffer. */
 361    struct hash_table *ht;
 362 };
 363
 364 /**
 365  * The API context (derived from pipe_context).
 366  *
 367  * Most driver state is tracked here.
 368  */
 369 struct iris_context {
 370    struct pipe_context ctx;
 371
 372    /** A debug callback for KHR_debug output. */
 373    struct pipe_debug_callback dbg;
 374
 375    /** Slab allocator for iris_transfer_map objects. */
 376    struct slab_child_pool transfer_pool;
 377
 378    struct iris_vtable vtbl;
 379
 380    struct blorp_context blorp;
 381
 382    /** The main batch for rendering. */
 383    struct iris_batch render_batch;
 384
 385    /** The batch for compute shader dispatch */
 386    struct iris_batch compute_batch;
 387
 388    struct {
 389       struct iris_uncompiled_shader *uncompiled[MESA_SHADER_STAGES];
 390       struct iris_compiled_shader *prog[MESA_SHADER_STAGES];
 391       struct brw_vue_map *last_vue_map;
 392
 393       struct u_upload_mgr *uploader;
 394       struct hash_table *cache;
 395
 396       unsigned urb_size;
 397    } shaders;
 398
 399    struct {
 400       uint64_t dirty;
 401       uint64_t dirty_for_nos[IRIS_NOS_COUNT];
 402
 403       unsigned num_viewports;
 404       unsigned sample_mask;
 405       struct iris_blend_state *cso_blend;
 406       struct iris_rasterizer_state *cso_rast;
 407       struct iris_depth_stencil_alpha_state *cso_zsa;
 408       struct iris_vertex_element_state *cso_vertex_elements;
 409       struct pipe_blend_color blend_color;
 410       struct pipe_poly_stipple poly_stipple;
 411       struct pipe_viewport_state viewports[IRIS_MAX_VIEWPORTS];
 412       struct pipe_scissor_state scissors[IRIS_MAX_VIEWPORTS];
 413       struct pipe_stencil_ref stencil_ref;
 414       struct pipe_framebuffer_state framebuffer;
 415
 416       float default_outer_level[4];
 417       float default_inner_level[2];
 418
 419       bool primitive_restart;
 420       unsigned cut_index;
 421       enum pipe_prim_type prim_mode:8;
 422       uint8_t vertices_per_patch;
 423
 424       /** The last compute grid size */
 425       uint32_t last_grid[3];
 426       /** Reference to the BO containing the compute grid size */
 427       struct iris_state_ref grid_size;
 428       /** Reference to the SURFACE_STATE for the compute grid resource */
 429       struct iris_state_ref grid_surf_state;
 430
 431       /** Are depth writes enabled?  (Depth buffer may or may not exist.) */
 432       bool depth_writes_enabled;
 433
 434       /** Are stencil writes enabled?  (Stencil buffer may or may not exist.) */
 435       bool stencil_writes_enabled;
 436
 437       /** GenX-specific current state */
 438       struct iris_genx_state *genx;
 439
 440       struct iris_shader_state shaders[MESA_SHADER_STAGES];
 441
 442       /** Do any samplers (for any stage) need border color? */
 443       bool need_border_colors;
 444
 445       struct pipe_stream_output_target *so_target[PIPE_MAX_SO_BUFFERS];
 446       bool streamout_active;
 447
 448       /** Is a PIPE_QUERY_PRIMITIVES_GENERATED query active? */
 449       bool prims_generated_query_active;
 450
 451       /** 3DSTATE_STREAMOUT and 3DSTATE_SO_DECL_LIST packets */
 452       uint32_t *streamout;
 453
 454       /** The SURFACE_STATE for a 1x1x1 null surface. */
 455       struct iris_state_ref unbound_tex;
 456
 457       /** The SURFACE_STATE for a framebuffer-sized null surface. */
 458       struct iris_state_ref null_fb;
 459
 460       struct u_upload_mgr *surface_uploader;
 461       // XXX: may want a separate uploader for "hey I made a CSO!" vs
 462       // "I'm streaming this out at draw time and never want it again!"
 463       struct u_upload_mgr *dynamic_uploader;
 464
 465       struct iris_binder binder;
 466
 467       struct iris_border_color_pool border_color_pool;
 468
 469       /**
 470        * Resources containing streamed state which our render context
 471        * currently points to.  Used to re-add these to the validation
 472        * list when we start a new batch and haven't resubmitted commands.
 473        */
 474       struct {
 475          struct pipe_resource *cc_vp;
 476          struct pipe_resource *sf_cl_vp;
 477          struct pipe_resource *color_calc;
 478          struct pipe_resource *scissor;
 479          struct pipe_resource *blend;
 480          struct pipe_resource *index_buffer;
 481       } last_res;
 482    } state;
 483 };
 484
 485 #define perf_debug(dbg, ...) do {                      \
 486    if (INTEL_DEBUG & DEBUG_PERF)                       \
 487       dbg_printf(__VA_ARGS__);                         \
 488    if (unlikely(dbg))                                  \
 489       pipe_debug_message(dbg, PERF_INFO, __VA_ARGS__); \
 490 } while(0)
 491
 492 double get_time(void);
 493
 494 struct pipe_context *
 495 iris_create_context(struct pipe_screen *screen, void *priv, unsigned flags);
 496
 497 void iris_init_blit_functions(struct pipe_context *ctx);
 498 void iris_init_clear_functions(struct pipe_context *ctx);
 499 void iris_init_program_functions(struct pipe_context *ctx);
 500 void iris_init_resource_functions(struct pipe_context *ctx);
 501 void iris_init_query_functions(struct pipe_context *ctx);
 502 void iris_update_compiled_shaders(struct iris_context *ice);
 503 void iris_update_compiled_compute_shader(struct iris_context *ice);
 504 void iris_fill_cs_push_const_buffer(struct brw_cs_prog_data *cs_prog_data,
 505                                     uint32_t *dst);
 506
 507
 508 /* iris_blit.c */
 509 void iris_blorp_surf_for_resource(struct blorp_surf *surf,
 510                                   struct pipe_resource *p_res,
 511                                   enum isl_aux_usage aux_usage,
 512                                   bool is_render_target);
 513
 514 /* iris_draw.c */
 515
 516 void iris_draw_vbo(struct pipe_context *ctx, const struct pipe_draw_info *info);
 517 void iris_launch_grid(struct pipe_context *, const struct pipe_grid_info *);
 518
 519 /* iris_pipe_control.c */
 520
 521 void iris_emit_pipe_control_flush(struct iris_batch *batch,
 522                                   uint32_t flags);
 523 void iris_emit_pipe_control_write(struct iris_batch *batch, uint32_t flags,
 524                                   struct iris_bo *bo, uint32_t offset,
 525                                   uint64_t imm);
 526 void iris_emit_end_of_pipe_sync(struct iris_batch *batch,
 527                                 uint32_t flags);
 528
 529 void iris_init_flush_functions(struct pipe_context *ctx);
 530
 531 /* iris_blorp.c */
 532
 533 void gen9_init_blorp(struct iris_context *ice);
 534 void gen10_init_blorp(struct iris_context *ice);
 535 void gen11_init_blorp(struct iris_context *ice);
 536
 537 /* iris_border_color.c */
 538
 539 void iris_init_border_color_pool(struct iris_context *ice);
 540 void iris_border_color_pool_reserve(struct iris_context *ice, unsigned count);
 541 uint32_t iris_upload_border_color(struct iris_context *ice,
 542                                   union pipe_color_union *color);
 543
 544 /* iris_state.c */
 545
 546 void gen9_init_state(struct iris_context *ice);
 547 void gen10_init_state(struct iris_context *ice);
 548 void gen11_init_state(struct iris_context *ice);
 549
 550 /* iris_program.c */
 551 const struct shader_info *iris_get_shader_info(const struct iris_context *ice,
 552                                                gl_shader_stage stage);
 553 unsigned iris_get_shader_num_ubos(const struct iris_context *ice,
 554                                   gl_shader_stage stage);
 555
 556
 557 /* iris_program_cache.c */
 558
 559 void iris_init_program_cache(struct iris_context *ice);
 560 void iris_destroy_program_cache(struct iris_context *ice);
 561 void iris_print_program_cache(struct iris_context *ice);
 562 bool iris_bind_cached_shader(struct iris_context *ice,
 563                              enum iris_program_cache_id cache_id,
 564                              const void *key);
 565 void iris_unbind_shader(struct iris_context *ice,
 566                         enum iris_program_cache_id cache_id);
 567 void iris_upload_and_bind_shader(struct iris_context *ice,
 568                                  enum iris_program_cache_id cache_id,
 569                                  const void *key,
 570                                  const void *assembly,
 571                                  struct brw_stage_prog_data *prog_data,
 572                                  uint32_t *streamout);
 573 const void *iris_find_previous_compile(const struct iris_context *ice,
 574                                        enum iris_program_cache_id cache_id,
 575                                        unsigned program_string_id);
 576 bool iris_blorp_lookup_shader(struct blorp_batch *blorp_batch,
 577                               const void *key,
 578                               uint32_t key_size,
 579                               uint32_t *kernel_out,
 580                               void *prog_data_out);
 581 bool iris_blorp_upload_shader(struct blorp_batch *blorp_batch,
 582                               const void *key, uint32_t key_size,
 583                               const void *kernel, uint32_t kernel_size,
 584                               const struct brw_stage_prog_data *prog_data,
 585                               uint32_t prog_data_size,
 586                               uint32_t *kernel_out,
 587                               void *prog_data_out);
 588
 589 /* iris_query.c */
 590
 591 uint64_t iris_timebase_scale(const struct gen_device_info *devinfo,
 592                              uint64_t gpu_timestamp);
 593
 594 /* iris_resolve.c */
 595
 596 void iris_predraw_resolve_inputs(struct iris_context *ice,
 597                                  struct iris_batch *batch);
 598 void iris_predraw_resolve_framebuffer(struct iris_context *ice,
 599                                       struct iris_batch *batch);
 600 void iris_postdraw_update_resolve_tracking(struct iris_context *ice,
 601                                            struct iris_batch *batch);
 602 void iris_cache_sets_clear(struct iris_batch *batch);
 603 void iris_flush_depth_and_render_caches(struct iris_batch *batch);
 604 void iris_cache_flush_for_read(struct iris_batch *batch, struct iris_bo *bo);
 605 void iris_cache_flush_for_render(struct iris_batch *batch,
 606                                  struct iris_bo *bo,
 607                                  enum isl_format format,
 608                                  enum isl_aux_usage aux_usage);
 609 void iris_render_cache_add_bo(struct iris_batch *batch,
 610                               struct iris_bo *bo,
 611                               enum isl_format format,
 612                               enum isl_aux_usage aux_usage);
 613 void iris_cache_flush_for_depth(struct iris_batch *batch, struct iris_bo *bo);
 614 void iris_depth_cache_add_bo(struct iris_batch *batch, struct iris_bo *bo);
 615
 616 #endif