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