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    struct pipe_scissor_state scissor0;
 118 };
 119
 120 struct ilo_rasterizer_clip {
 121    /* 3DSTATE_CLIP */
 122    uint32_t payload[3];
 123
 124    uint32_t can_enable_guardband;
 125 };
 126
 127 struct ilo_rasterizer_sf {
 128    /* 3DSTATE_SF */
 129    uint32_t payload[6];
 130    uint32_t dw_msaa;
 131 };
 132
 133 struct ilo_rasterizer_wm {
 134    /* 3DSTATE_WM */
 135    uint32_t payload[2];
 136    uint32_t dw_msaa_rast;
 137    uint32_t dw_msaa_disp;
 138 };
 139
 140 struct ilo_rasterizer_state {
 141    struct pipe_rasterizer_state state;
 142
 143    struct ilo_rasterizer_clip clip;
 144    struct ilo_rasterizer_sf sf;
 145    struct ilo_rasterizer_wm wm;
 146 };
 147
 148 struct ilo_dsa_state {
 149    /* DEPTH_STENCIL_STATE */
 150    uint32_t payload[3];
 151
 152    struct pipe_alpha_state alpha;
 153 };
 154
 155 struct ilo_blend_cso {
 156    /* BLEND_STATE */
 157    uint32_t payload[2];
 158
 159    uint32_t dw_blend;
 160    uint32_t dw_blend_dst_alpha_forced_one;
 161
 162    uint32_t dw_logicop;
 163    uint32_t dw_alpha_mod;
 164 };
 165
 166 struct ilo_blend_state {
 167    struct ilo_blend_cso cso[ILO_MAX_DRAW_BUFFERS];
 168
 169    bool independent_blend_enable;
 170    bool dual_blend;
 171    bool alpha_to_coverage;
 172 };
 173
 174 struct ilo_sampler_cso {
 175    /* SAMPLER_STATE and SAMPLER_BORDER_COLOR_STATE */
 176    uint32_t payload[15];
 177
 178    uint32_t dw_filter;
 179    uint32_t dw_filter_aniso;
 180    uint32_t dw_wrap;
 181    uint32_t dw_wrap_1d;
 182    uint32_t dw_wrap_cube;
 183
 184    bool anisotropic;
 185    bool saturate_r;
 186    bool saturate_s;
 187    bool saturate_t;
 188 };
 189
 190 struct ilo_sampler_state {
 191    const struct ilo_sampler_cso *cso[ILO_MAX_SAMPLERS];
 192    unsigned count;
 193 };
 194
 195 struct ilo_view_surface {
 196    /* SURFACE_STATE */
 197    uint32_t payload[8];
 198    struct intel_bo *bo;
 199 };
 200
 201 struct ilo_view_cso {
 202    struct pipe_sampler_view base;
 203
 204    struct ilo_view_surface surface;
 205 };
 206
 207 struct ilo_view_state {
 208    struct pipe_sampler_view *states[ILO_MAX_SAMPLER_VIEWS];
 209    unsigned count;
 210 };
 211
 212 struct ilo_cbuf_cso {
 213    struct pipe_resource *resource;
 214    struct ilo_view_surface surface;
 215
 216    /*
 217     * this CSO is not so constant because user buffer needs to be uploaded in
 218     * finalize_constant_buffers()
 219     */
 220    const void *user_buffer;
 221    unsigned user_buffer_size;
 222 };
 223
 224 struct ilo_cbuf_state {
 225    struct ilo_cbuf_cso cso[ILO_MAX_CONST_BUFFERS];
 226    uint32_t enabled_mask;
 227 };
 228
 229 struct ilo_resource_state {
 230    struct pipe_surface *states[PIPE_MAX_SHADER_RESOURCES];
 231    unsigned count;
 232 };
 233
 234 struct ilo_surface_cso {
 235    struct pipe_surface base;
 236
 237    bool is_rt;
 238    union {
 239       struct ilo_view_surface rt;
 240       struct ilo_zs_surface {
 241          uint32_t payload[10];
 242          struct intel_bo *bo;
 243          struct intel_bo *hiz_bo;
 244          struct intel_bo *separate_s8_bo;
 245       } zs;
 246    } u;
 247 };
 248
 249 struct ilo_fb_state {
 250    struct pipe_framebuffer_state state;
 251
 252    struct ilo_zs_surface null_zs;
 253    unsigned num_samples;
 254 };
 255
 256 struct ilo_global_binding {
 257    /*
 258     * XXX These should not be treated as real resources (and there could be
 259     * thousands of them).  They should be treated as regions in GLOBAL
 260     * resource, which is the only real resource.
 261     *
 262     * That is, a resource here should instead be
 263     *
 264     *   struct ilo_global_region {
 265     *     struct pipe_resource base;
 266     *     int offset;
 267     *     int size;
 268     *   };
 269     *
 270     * and it describes the region [offset, offset + size) in GLOBAL
 271     * resource.
 272     */
 273    struct pipe_resource *resources[PIPE_MAX_SHADER_RESOURCES];
 274    uint32_t *handles[PIPE_MAX_SHADER_RESOURCES];
 275    unsigned count;
 276 };
 277
 278 struct ilo_shader_cso {
 279    uint32_t payload[5];
 280 };
 281
 282 void
 283 ilo_gpe_init_ve(const struct ilo_dev_info *dev,
 284                 unsigned num_states,
 285                 const struct pipe_vertex_element *states,
 286                 struct ilo_ve_state *ve);
 287
 288 void
 289 ilo_gpe_set_viewport_cso(const struct ilo_dev_info *dev,
 290                          const struct pipe_viewport_state *state,
 291                          struct ilo_viewport_cso *vp);
 292
 293 void
 294 ilo_gpe_set_scissor(const struct ilo_dev_info *dev,
 295                     unsigned start_slot,
 296                     unsigned num_states,
 297                     const struct pipe_scissor_state *states,
 298                     struct ilo_scissor_state *scissor);
 299
 300 void
 301 ilo_gpe_set_scissor_null(const struct ilo_dev_info *dev,
 302                          struct ilo_scissor_state *scissor);
 303
 304 void
 305 ilo_gpe_init_rasterizer_clip(const struct ilo_dev_info *dev,
 306                              const struct pipe_rasterizer_state *state,
 307                              struct ilo_rasterizer_clip *clip);
 308
 309 void
 310 ilo_gpe_init_rasterizer_sf(const struct ilo_dev_info *dev,
 311                            const struct pipe_rasterizer_state *state,
 312                            struct ilo_rasterizer_sf *sf);
 313
 314 void
 315 ilo_gpe_init_rasterizer_wm_gen6(const struct ilo_dev_info *dev,
 316                                 const struct pipe_rasterizer_state *state,
 317                                 struct ilo_rasterizer_wm *wm);
 318
 319 void
 320 ilo_gpe_init_rasterizer_wm_gen7(const struct ilo_dev_info *dev,
 321                                 const struct pipe_rasterizer_state *state,
 322                                 struct ilo_rasterizer_wm *wm);
 323
 324 static inline void
 325 ilo_gpe_init_rasterizer(const struct ilo_dev_info *dev,
 326                         const struct pipe_rasterizer_state *state,
 327                         struct ilo_rasterizer_state *rasterizer)
 328 {
 329    ilo_gpe_init_rasterizer_clip(dev, state, &rasterizer->clip);
 330    ilo_gpe_init_rasterizer_sf(dev, state, &rasterizer->sf);
 331
 332    if (dev->gen >= ILO_GEN(7))
 333       ilo_gpe_init_rasterizer_wm_gen7(dev, state, &rasterizer->wm);
 334    else
 335       ilo_gpe_init_rasterizer_wm_gen6(dev, state, &rasterizer->wm);
 336 }
 337
 338 void
 339 ilo_gpe_init_dsa(const struct ilo_dev_info *dev,
 340                  const struct pipe_depth_stencil_alpha_state *state,
 341                  struct ilo_dsa_state *dsa);
 342
 343 void
 344 ilo_gpe_init_blend(const struct ilo_dev_info *dev,
 345                    const struct pipe_blend_state *state,
 346                    struct ilo_blend_state *blend);
 347
 348 void
 349 ilo_gpe_init_sampler_cso(const struct ilo_dev_info *dev,
 350                          const struct pipe_sampler_state *state,
 351                          struct ilo_sampler_cso *sampler);
 352
 353 void
 354 ilo_gpe_init_view_surface_null_gen6(const struct ilo_dev_info *dev,
 355                                     unsigned width, unsigned height,
 356                                     unsigned depth, unsigned level,
 357                                     struct ilo_view_surface *surf);
 358
 359 void
 360 ilo_gpe_init_view_surface_for_buffer_gen6(const struct ilo_dev_info *dev,
 361                                           const struct ilo_buffer *buf,
 362                                           unsigned offset, unsigned size,
 363                                           unsigned struct_size,
 364                                           enum pipe_format elem_format,
 365                                           bool is_rt, bool render_cache_rw,
 366                                           struct ilo_view_surface *surf);
 367
 368 void
 369 ilo_gpe_init_view_surface_for_texture_gen6(const struct ilo_dev_info *dev,
 370                                            const struct ilo_texture *tex,
 371                                            enum pipe_format format,
 372                                            unsigned first_level,
 373                                            unsigned num_levels,
 374                                            unsigned first_layer,
 375                                            unsigned num_layers,
 376                                            bool is_rt, bool render_cache_rw,
 377                                            struct ilo_view_surface *surf);
 378
 379 void
 380 ilo_gpe_init_view_surface_null_gen7(const struct ilo_dev_info *dev,
 381                                     unsigned width, unsigned height,
 382                                     unsigned depth, unsigned level,
 383                                     struct ilo_view_surface *surf);
 384
 385 void
 386 ilo_gpe_init_view_surface_for_buffer_gen7(const struct ilo_dev_info *dev,
 387                                           const struct ilo_buffer *buf,
 388                                           unsigned offset, unsigned size,
 389                                           unsigned struct_size,
 390                                           enum pipe_format elem_format,
 391                                           bool is_rt, bool render_cache_rw,
 392                                           struct ilo_view_surface *surf);
 393
 394 void
 395 ilo_gpe_init_view_surface_for_texture_gen7(const struct ilo_dev_info *dev,
 396                                            const struct ilo_texture *tex,
 397                                            enum pipe_format format,
 398                                            unsigned first_level,
 399                                            unsigned num_levels,
 400                                            unsigned first_layer,
 401                                            unsigned num_layers,
 402                                            bool is_rt, bool render_cache_rw,
 403                                            struct ilo_view_surface *surf);
 404
 405 static inline void
 406 ilo_gpe_init_view_surface_null(const struct ilo_dev_info *dev,
 407                                unsigned width, unsigned height,
 408                                unsigned depth, unsigned level,
 409                                struct ilo_view_surface *surf)
 410 {
 411    if (dev->gen >= ILO_GEN(7)) {
 412       ilo_gpe_init_view_surface_null_gen7(dev,
 413             width, height, depth, level, surf);
 414    }
 415    else {
 416       ilo_gpe_init_view_surface_null_gen6(dev,
 417             width, height, depth, level, surf);
 418    }
 419 }
 420
 421 static inline void
 422 ilo_gpe_init_view_surface_for_buffer(const struct ilo_dev_info *dev,
 423                                      const struct ilo_buffer *buf,
 424                                      unsigned offset, unsigned size,
 425                                      unsigned struct_size,
 426                                      enum pipe_format elem_format,
 427                                      bool is_rt, bool render_cache_rw,
 428                                      struct ilo_view_surface *surf)
 429 {
 430    if (dev->gen >= ILO_GEN(7)) {
 431       ilo_gpe_init_view_surface_for_buffer_gen7(dev, buf, offset, size,
 432             struct_size, elem_format, is_rt, render_cache_rw, surf);
 433    }
 434    else {
 435       ilo_gpe_init_view_surface_for_buffer_gen6(dev, buf, offset, size,
 436             struct_size, elem_format, is_rt, render_cache_rw, surf);
 437    }
 438 }
 439
 440 static inline void
 441 ilo_gpe_init_view_surface_for_texture(const struct ilo_dev_info *dev,
 442                                       const struct ilo_texture *tex,
 443                                       enum pipe_format format,
 444                                       unsigned first_level,
 445                                       unsigned num_levels,
 446                                       unsigned first_layer,
 447                                       unsigned num_layers,
 448                                       bool is_rt, bool render_cache_rw,
 449                                       struct ilo_view_surface *surf)
 450 {
 451    if (dev->gen >= ILO_GEN(7)) {
 452       ilo_gpe_init_view_surface_for_texture_gen7(dev, tex, format,
 453             first_level, num_levels, first_layer, num_layers,
 454             is_rt, render_cache_rw, surf);
 455    }
 456    else {
 457       ilo_gpe_init_view_surface_for_texture_gen6(dev, tex, format,
 458             first_level, num_levels, first_layer, num_layers,
 459             is_rt, render_cache_rw, surf);
 460    }
 461 }
 462
 463 void
 464 ilo_gpe_init_zs_surface(const struct ilo_dev_info *dev,
 465                         const struct ilo_texture *tex,
 466                         enum pipe_format format,
 467                         unsigned level,
 468                         unsigned first_layer, unsigned num_layers,
 469                         struct ilo_zs_surface *zs);
 470
 471 void
 472 ilo_gpe_init_vs_cso(const struct ilo_dev_info *dev,
 473                     const struct ilo_shader_state *vs,
 474                     struct ilo_shader_cso *cso);
 475
 476 void
 477 ilo_gpe_init_gs_cso_gen6(const struct ilo_dev_info *dev,
 478                          const struct ilo_shader_state *gs,
 479                          struct ilo_shader_cso *cso);
 480
 481 void
 482 ilo_gpe_init_gs_cso_gen7(const struct ilo_dev_info *dev,
 483                          const struct ilo_shader_state *gs,
 484                          struct ilo_shader_cso *cso);
 485
 486 static inline void
 487 ilo_gpe_init_gs_cso(const struct ilo_dev_info *dev,
 488                     const struct ilo_shader_state *gs,
 489                     struct ilo_shader_cso *cso)
 490 {
 491    if (dev->gen >= ILO_GEN(7)) {
 492       ilo_gpe_init_gs_cso_gen7(dev, gs, cso);
 493    }
 494    else {
 495       ilo_gpe_init_gs_cso_gen6(dev, gs, cso);
 496    }
 497 }
 498
 499 void
 500 ilo_gpe_init_fs_cso_gen6(const struct ilo_dev_info *dev,
 501                          const struct ilo_shader_state *fs,
 502                          struct ilo_shader_cso *cso);
 503
 504 void
 505 ilo_gpe_init_fs_cso_gen7(const struct ilo_dev_info *dev,
 506                          const struct ilo_shader_state *fs,
 507                          struct ilo_shader_cso *cso);
 508
 509 static inline void
 510 ilo_gpe_init_fs_cso(const struct ilo_dev_info *dev,
 511                     const struct ilo_shader_state *fs,
 512                     struct ilo_shader_cso *cso)
 513 {
 514    if (dev->gen >= ILO_GEN(7)) {
 515       ilo_gpe_init_fs_cso_gen7(dev, fs, cso);
 516    }
 517    else {
 518       ilo_gpe_init_fs_cso_gen6(dev, fs, cso);
 519    }
 520 }
 521
 522 #endif /* ILO_GPE_H */