src/gallium/drivers/ilo/ilo_gpe.h

   1 /*
   2  * Mesa 3-D graphics library
   3  *
   4  * Copyright (C) 2013 LunarG, Inc.
   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  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  10  * and/or sell copies of the Software, and to permit persons to whom the
  11  * Software is furnished to do so, subject to the following conditions:
  12  *
  13  * The above copyright notice and this permission notice shall be included
  14  * in all copies or substantial portions of the 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 NONINFRINGEMENT.  IN NO EVENT SHALL
  19  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  20  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  21  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
  22  * DEALINGS IN THE SOFTWARE.
  23  *
  24  * Authors:
  25  *    Chia-I Wu <olv@lunarg.com>
  26  */
  27
  28 #ifndef ILO_GPE_H
  29 #define ILO_GPE_H
  30
  31 #include "ilo_common.h"
  32
  33 /**
  34  * \see brw_context.h
  35  */
  36 #define ILO_MAX_DRAW_BUFFERS    8
  37 #define ILO_MAX_CONST_BUFFERS   (1 + 12)
  38 #define ILO_MAX_SAMPLER_VIEWS   16
  39 #define ILO_MAX_SAMPLERS        16
  40 #define ILO_MAX_SO_BINDINGS     64
  41 #define ILO_MAX_SO_BUFFERS      4
  42 #define ILO_MAX_VIEWPORTS       1
  43
  44 #define ILO_MAX_VS_SURFACES        (ILO_MAX_CONST_BUFFERS + ILO_MAX_SAMPLER_VIEWS)
  45 #define ILO_VS_CONST_SURFACE(i)    (i)
  46 #define ILO_VS_TEXTURE_SURFACE(i)  (ILO_MAX_CONST_BUFFERS  + i)
  47
  48 #define ILO_MAX_GS_SURFACES        (ILO_MAX_SO_BINDINGS)
  49 #define ILO_GS_SO_SURFACE(i)       (i)
  50
  51 #define ILO_MAX_WM_SURFACES        (ILO_MAX_DRAW_BUFFERS + ILO_MAX_CONST_BUFFERS + ILO_MAX_SAMPLER_VIEWS)
  52 #define ILO_WM_DRAW_SURFACE(i)     (i)
  53 #define ILO_WM_CONST_SURFACE(i)    (ILO_MAX_DRAW_BUFFERS + i)
  54 #define ILO_WM_TEXTURE_SURFACE(i)  (ILO_MAX_DRAW_BUFFERS + ILO_MAX_CONST_BUFFERS  + i)
  55
  56 struct ilo_buffer;
  57 struct ilo_texture;
  58 struct ilo_shader_state;
  59
  60 struct ilo_vb_state {
  61    struct pipe_vertex_buffer states[PIPE_MAX_ATTRIBS];
  62    uint32_t enabled_mask;
  63 };
  64
  65 struct ilo_ib_state {
  66    struct pipe_index_buffer state;
  67
  68    struct pipe_resource *resource;
  69    int64_t draw_start_offset;
  70 };
  71
  72 struct ilo_ve_cso {
  73    /* VERTEX_ELEMENT_STATE */
  74    uint32_t payload[2];
  75 };
  76
  77 struct ilo_ve_state {
  78    struct ilo_ve_cso cso[PIPE_MAX_ATTRIBS];
  79    unsigned count;
  80
  81    unsigned instance_divisors[PIPE_MAX_ATTRIBS];
  82    unsigned vb_mapping[PIPE_MAX_ATTRIBS];
  83    unsigned vb_count;
  84 };
  85
  86 struct ilo_so_state {
  87    struct pipe_stream_output_target *states[ILO_MAX_SO_BUFFERS];
  88    unsigned count;
  89    unsigned append_bitmask;
  90
  91    bool enabled;
  92 };
  93
  94 struct ilo_viewport_cso {
  95    /* matrix form */
  96    float m00, m11, m22, m30, m31, m32;
  97
  98    /* guardband in NDC space */
  99    float min_gbx, min_gby, max_gbx, max_gby;
 100
 101    /* viewport in screen space */
 102    float min_x, min_y, min_z;
 103    float max_x, max_y, max_z;
 104 };
 105
 106 struct ilo_viewport_state {
 107    struct ilo_viewport_cso cso[ILO_MAX_VIEWPORTS];
 108    unsigned count;
 109
 110    struct pipe_viewport_state viewport0;
 111 };
 112
 113 struct ilo_scissor_state {
 114    /* SCISSOR_RECT */
 115    uint32_t payload[ILO_MAX_VIEWPORTS * 2];
 116 };
 117
 118 struct ilo_rasterizer_clip {
 119    /* 3DSTATE_CLIP */
 120    uint32_t payload[3];
 121
 122    uint32_t can_enable_guardband;
 123 };
 124
 125 struct ilo_rasterizer_sf {
 126    /* 3DSTATE_SF */
 127    uint32_t payload[6];
 128    uint32_t dw_msaa;
 129 };
 130
 131 struct ilo_rasterizer_wm {
 132    /* 3DSTATE_WM */
 133    uint32_t payload[2];
 134    uint32_t dw_msaa_rast;
 135    uint32_t dw_msaa_disp;
 136 };
 137
 138 struct ilo_rasterizer_state {
 139    struct pipe_rasterizer_state state;
 140
 141    struct ilo_rasterizer_clip clip;
 142    struct ilo_rasterizer_sf sf;
 143    struct ilo_rasterizer_wm wm;
 144 };
 145
 146 struct ilo_dsa_state {
 147    /* DEPTH_STENCIL_STATE */
 148    uint32_t payload[3];
 149
 150    struct pipe_alpha_state alpha;
 151 };
 152
 153 struct ilo_blend_cso {
 154    /* BLEND_STATE */
 155    uint32_t payload[2];
 156
 157    uint32_t dw_blend;
 158    uint32_t dw_blend_dst_alpha_forced_one;
 159
 160    uint32_t dw_logicop;
 161    uint32_t dw_alpha_mod;
 162 };
 163
 164 struct ilo_blend_state {
 165    struct ilo_blend_cso cso[ILO_MAX_DRAW_BUFFERS];
 166
 167    bool independent_blend_enable;
 168    bool dual_blend;
 169    bool alpha_to_coverage;
 170 };
 171
 172 struct ilo_sampler_cso {
 173    /* SAMPLER_STATE and SAMPLER_BORDER_COLOR_STATE */
 174    uint32_t payload[15];
 175
 176    uint32_t dw_filter;
 177    uint32_t dw_filter_aniso;
 178    uint32_t dw_wrap;
 179    uint32_t dw_wrap_1d;
 180    uint32_t dw_wrap_cube;
 181
 182    bool anisotropic;
 183    bool saturate_r;
 184    bool saturate_s;
 185    bool saturate_t;
 186 };
 187
 188 struct ilo_sampler_state {
 189    const struct ilo_sampler_cso *cso[ILO_MAX_SAMPLERS];
 190    unsigned count;
 191 };
 192
 193 struct ilo_view_surface {
 194    /* SURFACE_STATE */
 195    uint32_t payload[8];
 196    struct intel_bo *bo;
 197 };
 198
 199 struct ilo_view_cso {
 200    struct pipe_sampler_view base;
 201
 202    struct ilo_view_surface surface;
 203 };
 204
 205 struct ilo_view_state {
 206    struct pipe_sampler_view *states[ILO_MAX_SAMPLER_VIEWS];
 207    unsigned count;
 208 };
 209
 210 struct ilo_cbuf_cso {
 211    struct pipe_resource *resource;
 212    struct ilo_view_surface surface;
 213
 214    /*
 215     * this CSO is not so constant because user buffer needs to be uploaded in
 216     * finalize_constant_buffers()
 217     */
 218    const void *user_buffer;
 219    unsigned user_buffer_size;
 220 };
 221
 222 struct ilo_cbuf_state {
 223    struct ilo_cbuf_cso cso[ILO_MAX_CONST_BUFFERS];
 224    uint32_t enabled_mask;
 225 };
 226
 227 struct ilo_resource_state {
 228    struct pipe_surface *states[PIPE_MAX_SHADER_RESOURCES];
 229    unsigned count;
 230 };
 231
 232 struct ilo_surface_cso {
 233    struct pipe_surface base;
 234
 235    bool is_rt;
 236    union {
 237       struct ilo_view_surface rt;
 238       struct ilo_zs_surface {
 239          uint32_t payload[10];
 240          struct intel_bo *bo;
 241          struct intel_bo *hiz_bo;
 242          struct intel_bo *separate_s8_bo;
 243       } zs;
 244    } u;
 245 };
 246
 247 struct ilo_fb_state {
 248    struct pipe_framebuffer_state state;
 249
 250    struct ilo_zs_surface null_zs;
 251    unsigned num_samples;
 252 };
 253
 254 struct ilo_global_binding {
 255    /*
 256     * XXX These should not be treated as real resources (and there could be
 257     * thousands of them).  They should be treated as regions in GLOBAL
 258     * resource, which is the only real resource.
 259     *
 260     * That is, a resource here should instead be
 261     *
 262     *   struct ilo_global_region {
 263     *     struct pipe_resource base;
 264     *     int offset;
 265     *     int size;
 266     *   };
 267     *
 268     * and it describes the region [offset, offset + size) in GLOBAL
 269     * resource.
 270     */
 271    struct pipe_resource *resources[PIPE_MAX_SHADER_RESOURCES];
 272    uint32_t *handles[PIPE_MAX_SHADER_RESOURCES];
 273    unsigned count;
 274 };
 275
 276 struct ilo_shader_cso {
 277    uint32_t payload[5];
 278 };
 279
 280 void
 281 ilo_gpe_init_ve(const struct ilo_dev_info *dev,
 282                 unsigned num_states,
 283                 const struct pipe_vertex_element *states,
 284                 struct ilo_ve_state *ve);
 285
 286 void
 287 ilo_gpe_set_viewport_cso(const struct ilo_dev_info *dev,
 288                          const struct pipe_viewport_state *state,
 289                          struct ilo_viewport_cso *vp);
 290
 291 void
 292 ilo_gpe_set_scissor(const struct ilo_dev_info *dev,
 293                     unsigned start_slot,
 294                     unsigned num_states,
 295                     const struct pipe_scissor_state *states,
 296                     struct ilo_scissor_state *scissor);
 297
 298 void
 299 ilo_gpe_set_scissor_null(const struct ilo_dev_info *dev,
 300                          struct ilo_scissor_state *scissor);
 301
 302 void
 303 ilo_gpe_init_rasterizer_clip(const struct ilo_dev_info *dev,
 304                              const struct pipe_rasterizer_state *state,
 305                              struct ilo_rasterizer_clip *clip);
 306
 307 void
 308 ilo_gpe_init_rasterizer_sf(const struct ilo_dev_info *dev,
 309                            const struct pipe_rasterizer_state *state,
 310                            struct ilo_rasterizer_sf *sf);
 311
 312 void
 313 ilo_gpe_init_rasterizer_wm_gen6(const struct ilo_dev_info *dev,
 314                                 const struct pipe_rasterizer_state *state,
 315                                 struct ilo_rasterizer_wm *wm);
 316
 317 void
 318 ilo_gpe_init_rasterizer_wm_gen7(const struct ilo_dev_info *dev,
 319                                 const struct pipe_rasterizer_state *state,
 320                                 struct ilo_rasterizer_wm *wm);
 321
 322 static inline void
 323 ilo_gpe_init_rasterizer(const struct ilo_dev_info *dev,
 324                         const struct pipe_rasterizer_state *state,
 325                         struct ilo_rasterizer_state *rasterizer)
 326 {
 327    ilo_gpe_init_rasterizer_clip(dev, state, &rasterizer->clip);
 328    ilo_gpe_init_rasterizer_sf(dev, state, &rasterizer->sf);
 329
 330    if (dev->gen >= ILO_GEN(7))
 331       ilo_gpe_init_rasterizer_wm_gen7(dev, state, &rasterizer->wm);
 332    else
 333       ilo_gpe_init_rasterizer_wm_gen6(dev, state, &rasterizer->wm);
 334 }
 335
 336 void
 337 ilo_gpe_init_dsa(const struct ilo_dev_info *dev,
 338                  const struct pipe_depth_stencil_alpha_state *state,
 339                  struct ilo_dsa_state *dsa);
 340
 341 void
 342 ilo_gpe_init_blend(const struct ilo_dev_info *dev,
 343                    const struct pipe_blend_state *state,
 344                    struct ilo_blend_state *blend);
 345
 346 void
 347 ilo_gpe_init_sampler_cso(const struct ilo_dev_info *dev,
 348                          const struct pipe_sampler_state *state,
 349                          struct ilo_sampler_cso *sampler);
 350
 351 void
 352 ilo_gpe_init_view_surface_null_gen6(const struct ilo_dev_info *dev,
 353                                     unsigned width, unsigned height,
 354                                     unsigned depth, unsigned level,
 355                                     struct ilo_view_surface *surf);
 356
 357 void
 358 ilo_gpe_init_view_surface_for_buffer_gen6(const struct ilo_dev_info *dev,
 359                                           const struct ilo_buffer *buf,
 360                                           unsigned offset, unsigned size,
 361                                           unsigned struct_size,
 362                                           enum pipe_format elem_format,
 363                                           bool is_rt, bool render_cache_rw,
 364                                           struct ilo_view_surface *surf);
 365
 366 void
 367 ilo_gpe_init_view_surface_for_texture_gen6(const struct ilo_dev_info *dev,
 368                                            const struct ilo_texture *tex,
 369                                            enum pipe_format format,
 370                                            unsigned first_level,
 371                                            unsigned num_levels,
 372                                            unsigned first_layer,
 373                                            unsigned num_layers,
 374                                            bool is_rt, bool render_cache_rw,
 375                                            struct ilo_view_surface *surf);
 376
 377 void
 378 ilo_gpe_init_view_surface_null_gen7(const struct ilo_dev_info *dev,
 379                                     unsigned width, unsigned height,
 380                                     unsigned depth, unsigned level,
 381                                     struct ilo_view_surface *surf);
 382
 383 void
 384 ilo_gpe_init_view_surface_for_buffer_gen7(const struct ilo_dev_info *dev,
 385                                           const struct ilo_buffer *buf,
 386                                           unsigned offset, unsigned size,
 387                                           unsigned struct_size,
 388                                           enum pipe_format elem_format,
 389                                           bool is_rt, bool render_cache_rw,
 390                                           struct ilo_view_surface *surf);
 391
 392 void
 393 ilo_gpe_init_view_surface_for_texture_gen7(const struct ilo_dev_info *dev,
 394                                            const struct ilo_texture *tex,
 395                                            enum pipe_format format,
 396                                            unsigned first_level,
 397                                            unsigned num_levels,
 398                                            unsigned first_layer,
 399                                            unsigned num_layers,
 400                                            bool is_rt, bool render_cache_rw,
 401                                            struct ilo_view_surface *surf);
 402
 403 static inline void
 404 ilo_gpe_init_view_surface_null(const struct ilo_dev_info *dev,
 405                                unsigned width, unsigned height,
 406                                unsigned depth, unsigned level,
 407                                struct ilo_view_surface *surf)
 408 {
 409    if (dev->gen >= ILO_GEN(7)) {
 410       ilo_gpe_init_view_surface_null_gen7(dev,
 411             width, height, depth, level, surf);
 412    }
 413    else {
 414       ilo_gpe_init_view_surface_null_gen6(dev,
 415             width, height, depth, level, surf);
 416    }
 417 }
 418
 419 static inline void
 420 ilo_gpe_init_view_surface_for_buffer(const struct ilo_dev_info *dev,
 421                                      const struct ilo_buffer *buf,
 422                                      unsigned offset, unsigned size,
 423                                      unsigned struct_size,
 424                                      enum pipe_format elem_format,
 425                                      bool is_rt, bool render_cache_rw,
 426                                      struct ilo_view_surface *surf)
 427 {
 428    if (dev->gen >= ILO_GEN(7)) {
 429       ilo_gpe_init_view_surface_for_buffer_gen7(dev, buf, offset, size,
 430             struct_size, elem_format, is_rt, render_cache_rw, surf);
 431    }
 432    else {
 433       ilo_gpe_init_view_surface_for_buffer_gen6(dev, buf, offset, size,
 434             struct_size, elem_format, is_rt, render_cache_rw, surf);
 435    }
 436 }
 437
 438 static inline void
 439 ilo_gpe_init_view_surface_for_texture(const struct ilo_dev_info *dev,
 440                                       const struct ilo_texture *tex,
 441                                       enum pipe_format format,
 442                                       unsigned first_level,
 443                                       unsigned num_levels,
 444                                       unsigned first_layer,
 445                                       unsigned num_layers,
 446                                       bool is_rt, bool render_cache_rw,
 447                                       struct ilo_view_surface *surf)
 448 {
 449    if (dev->gen >= ILO_GEN(7)) {
 450       ilo_gpe_init_view_surface_for_texture_gen7(dev, tex, format,
 451             first_level, num_levels, first_layer, num_layers,
 452             is_rt, render_cache_rw, surf);
 453    }
 454    else {
 455       ilo_gpe_init_view_surface_for_texture_gen6(dev, tex, format,
 456             first_level, num_levels, first_layer, num_layers,
 457             is_rt, render_cache_rw, surf);
 458    }
 459 }
 460
 461 void
 462 ilo_gpe_init_zs_surface(const struct ilo_dev_info *dev,
 463                         const struct ilo_texture *tex,
 464                         enum pipe_format format,
 465                         unsigned level,
 466                         unsigned first_layer, unsigned num_layers,
 467                         struct ilo_zs_surface *zs);
 468
 469 void
 470 ilo_gpe_init_vs_cso(const struct ilo_dev_info *dev,
 471                     const struct ilo_shader_state *vs,
 472                     struct ilo_shader_cso *cso);
 473
 474 void
 475 ilo_gpe_init_gs_cso_gen6(const struct ilo_dev_info *dev,
 476                          const struct ilo_shader_state *gs,
 477                          struct ilo_shader_cso *cso);
 478
 479 void
 480 ilo_gpe_init_gs_cso_gen7(const struct ilo_dev_info *dev,
 481                          const struct ilo_shader_state *gs,
 482                          struct ilo_shader_cso *cso);
 483
 484 static inline void
 485 ilo_gpe_init_gs_cso(const struct ilo_dev_info *dev,
 486                     const struct ilo_shader_state *gs,
 487                     struct ilo_shader_cso *cso)
 488 {
 489    if (dev->gen >= ILO_GEN(7)) {
 490       ilo_gpe_init_gs_cso_gen7(dev, gs, cso);
 491    }
 492    else {
 493       ilo_gpe_init_gs_cso_gen6(dev, gs, cso);
 494    }
 495 }
 496
 497 void
 498 ilo_gpe_init_fs_cso_gen6(const struct ilo_dev_info *dev,
 499                          const struct ilo_shader_state *fs,
 500                          struct ilo_shader_cso *cso);
 501
 502 void
 503 ilo_gpe_init_fs_cso_gen7(const struct ilo_dev_info *dev,
 504                          const struct ilo_shader_state *fs,
 505                          struct ilo_shader_cso *cso);
 506
 507 static inline void
 508 ilo_gpe_init_fs_cso(const struct ilo_dev_info *dev,
 509                     const struct ilo_shader_state *fs,
 510                     struct ilo_shader_cso *cso)
 511 {
 512    if (dev->gen >= ILO_GEN(7)) {
 513       ilo_gpe_init_fs_cso_gen7(dev, fs, cso);
 514    }
 515    else {
 516       ilo_gpe_init_fs_cso_gen6(dev, fs, cso);
 517    }
 518 }
 519
 520 #endif /* ILO_GPE_H */