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 struct ilo_cbuf_state {
 213    struct ilo_cbuf_cso cso[ILO_MAX_CONST_BUFFERS];
 214    unsigned count;
 215 };
 216
 217 struct ilo_resource_state {
 218    struct pipe_surface *states[PIPE_MAX_SHADER_RESOURCES];
 219    unsigned count;
 220 };
 221
 222 struct ilo_surface_cso {
 223    struct pipe_surface base;
 224
 225    bool is_rt;
 226    union {
 227       struct ilo_view_surface rt;
 228       struct ilo_zs_surface {
 229          uint32_t payload[10];
 230          struct intel_bo *bo;
 231          struct intel_bo *hiz_bo;
 232          struct intel_bo *separate_s8_bo;
 233       } zs;
 234    } u;
 235 };
 236
 237 struct ilo_fb_state {
 238    struct pipe_framebuffer_state state;
 239
 240    struct ilo_zs_surface null_zs;
 241    unsigned num_samples;
 242 };
 243
 244 struct ilo_global_binding {
 245    /*
 246     * XXX These should not be treated as real resources (and there could be
 247     * thousands of them).  They should be treated as regions in GLOBAL
 248     * resource, which is the only real resource.
 249     *
 250     * That is, a resource here should instead be
 251     *
 252     *   struct ilo_global_region {
 253     *     struct pipe_resource base;
 254     *     int offset;
 255     *     int size;
 256     *   };
 257     *
 258     * and it describes the region [offset, offset + size) in GLOBAL
 259     * resource.
 260     */
 261    struct pipe_resource *resources[PIPE_MAX_SHADER_RESOURCES];
 262    uint32_t *handles[PIPE_MAX_SHADER_RESOURCES];
 263    unsigned count;
 264 };
 265
 266 struct ilo_shader_cso {
 267    uint32_t payload[5];
 268 };
 269
 270 void
 271 ilo_gpe_init_ve(const struct ilo_dev_info *dev,
 272                 unsigned num_states,
 273                 const struct pipe_vertex_element *states,
 274                 struct ilo_ve_state *ve);
 275
 276 void
 277 ilo_gpe_set_viewport_cso(const struct ilo_dev_info *dev,
 278                          const struct pipe_viewport_state *state,
 279                          struct ilo_viewport_cso *vp);
 280
 281 void
 282 ilo_gpe_set_scissor(const struct ilo_dev_info *dev,
 283                     unsigned start_slot,
 284                     unsigned num_states,
 285                     const struct pipe_scissor_state *states,
 286                     struct ilo_scissor_state *scissor);
 287
 288 void
 289 ilo_gpe_set_scissor_null(const struct ilo_dev_info *dev,
 290                          struct ilo_scissor_state *scissor);
 291
 292 void
 293 ilo_gpe_init_rasterizer_clip(const struct ilo_dev_info *dev,
 294                              const struct pipe_rasterizer_state *state,
 295                              struct ilo_rasterizer_clip *clip);
 296
 297 void
 298 ilo_gpe_init_rasterizer_sf(const struct ilo_dev_info *dev,
 299                            const struct pipe_rasterizer_state *state,
 300                            struct ilo_rasterizer_sf *sf);
 301
 302 void
 303 ilo_gpe_init_rasterizer_wm_gen6(const struct ilo_dev_info *dev,
 304                                 const struct pipe_rasterizer_state *state,
 305                                 struct ilo_rasterizer_wm *wm);
 306
 307 void
 308 ilo_gpe_init_rasterizer_wm_gen7(const struct ilo_dev_info *dev,
 309                                 const struct pipe_rasterizer_state *state,
 310                                 struct ilo_rasterizer_wm *wm);
 311
 312 static inline void
 313 ilo_gpe_init_rasterizer(const struct ilo_dev_info *dev,
 314                         const struct pipe_rasterizer_state *state,
 315                         struct ilo_rasterizer_state *rasterizer)
 316 {
 317    ilo_gpe_init_rasterizer_clip(dev, state, &rasterizer->clip);
 318    ilo_gpe_init_rasterizer_sf(dev, state, &rasterizer->sf);
 319
 320    if (dev->gen >= ILO_GEN(7))
 321       ilo_gpe_init_rasterizer_wm_gen7(dev, state, &rasterizer->wm);
 322    else
 323       ilo_gpe_init_rasterizer_wm_gen6(dev, state, &rasterizer->wm);
 324 }
 325
 326 void
 327 ilo_gpe_init_dsa(const struct ilo_dev_info *dev,
 328                  const struct pipe_depth_stencil_alpha_state *state,
 329                  struct ilo_dsa_state *dsa);
 330
 331 void
 332 ilo_gpe_init_blend(const struct ilo_dev_info *dev,
 333                    const struct pipe_blend_state *state,
 334                    struct ilo_blend_state *blend);
 335
 336 void
 337 ilo_gpe_init_sampler_cso(const struct ilo_dev_info *dev,
 338                          const struct pipe_sampler_state *state,
 339                          struct ilo_sampler_cso *sampler);
 340
 341 void
 342 ilo_gpe_init_view_surface_null_gen6(const struct ilo_dev_info *dev,
 343                                     unsigned width, unsigned height,
 344                                     unsigned depth, unsigned level,
 345                                     struct ilo_view_surface *surf);
 346
 347 void
 348 ilo_gpe_init_view_surface_for_buffer_gen6(const struct ilo_dev_info *dev,
 349                                           const struct ilo_buffer *buf,
 350                                           unsigned offset, unsigned size,
 351                                           unsigned struct_size,
 352                                           enum pipe_format elem_format,
 353                                           bool is_rt, bool render_cache_rw,
 354                                           struct ilo_view_surface *surf);
 355
 356 void
 357 ilo_gpe_init_view_surface_for_texture_gen6(const struct ilo_dev_info *dev,
 358                                            const struct ilo_texture *tex,
 359                                            enum pipe_format format,
 360                                            unsigned first_level,
 361                                            unsigned num_levels,
 362                                            unsigned first_layer,
 363                                            unsigned num_layers,
 364                                            bool is_rt, bool render_cache_rw,
 365                                            struct ilo_view_surface *surf);
 366
 367 void
 368 ilo_gpe_init_view_surface_null_gen7(const struct ilo_dev_info *dev,
 369                                     unsigned width, unsigned height,
 370                                     unsigned depth, unsigned level,
 371                                     struct ilo_view_surface *surf);
 372
 373 void
 374 ilo_gpe_init_view_surface_for_buffer_gen7(const struct ilo_dev_info *dev,
 375                                           const struct ilo_buffer *buf,
 376                                           unsigned offset, unsigned size,
 377                                           unsigned struct_size,
 378                                           enum pipe_format elem_format,
 379                                           bool is_rt, bool render_cache_rw,
 380                                           struct ilo_view_surface *surf);
 381
 382 void
 383 ilo_gpe_init_view_surface_for_texture_gen7(const struct ilo_dev_info *dev,
 384                                            const struct ilo_texture *tex,
 385                                            enum pipe_format format,
 386                                            unsigned first_level,
 387                                            unsigned num_levels,
 388                                            unsigned first_layer,
 389                                            unsigned num_layers,
 390                                            bool is_rt, bool render_cache_rw,
 391                                            struct ilo_view_surface *surf);
 392
 393 static inline void
 394 ilo_gpe_init_view_surface_null(const struct ilo_dev_info *dev,
 395                                unsigned width, unsigned height,
 396                                unsigned depth, unsigned level,
 397                                struct ilo_view_surface *surf)
 398 {
 399    if (dev->gen >= ILO_GEN(7)) {
 400       ilo_gpe_init_view_surface_null_gen7(dev,
 401             width, height, depth, level, surf);
 402    }
 403    else {
 404       ilo_gpe_init_view_surface_null_gen6(dev,
 405             width, height, depth, level, surf);
 406    }
 407 }
 408
 409 static inline void
 410 ilo_gpe_init_view_surface_for_buffer(const struct ilo_dev_info *dev,
 411                                      const struct ilo_buffer *buf,
 412                                      unsigned offset, unsigned size,
 413                                      unsigned struct_size,
 414                                      enum pipe_format elem_format,
 415                                      bool is_rt, bool render_cache_rw,
 416                                      struct ilo_view_surface *surf)
 417 {
 418    if (dev->gen >= ILO_GEN(7)) {
 419       ilo_gpe_init_view_surface_for_buffer_gen7(dev, buf, offset, size,
 420             struct_size, elem_format, is_rt, render_cache_rw, surf);
 421    }
 422    else {
 423       ilo_gpe_init_view_surface_for_buffer_gen6(dev, buf, offset, size,
 424             struct_size, elem_format, is_rt, render_cache_rw, surf);
 425    }
 426 }
 427
 428 static inline void
 429 ilo_gpe_init_view_surface_for_texture(const struct ilo_dev_info *dev,
 430                                       const struct ilo_texture *tex,
 431                                       enum pipe_format format,
 432                                       unsigned first_level,
 433                                       unsigned num_levels,
 434                                       unsigned first_layer,
 435                                       unsigned num_layers,
 436                                       bool is_rt, bool render_cache_rw,
 437                                       struct ilo_view_surface *surf)
 438 {
 439    if (dev->gen >= ILO_GEN(7)) {
 440       ilo_gpe_init_view_surface_for_texture_gen7(dev, tex, format,
 441             first_level, num_levels, first_layer, num_layers,
 442             is_rt, render_cache_rw, surf);
 443    }
 444    else {
 445       ilo_gpe_init_view_surface_for_texture_gen6(dev, tex, format,
 446             first_level, num_levels, first_layer, num_layers,
 447             is_rt, render_cache_rw, surf);
 448    }
 449 }
 450
 451 void
 452 ilo_gpe_init_zs_surface(const struct ilo_dev_info *dev,
 453                         const struct ilo_texture *tex,
 454                         enum pipe_format format,
 455                         unsigned level,
 456                         unsigned first_layer, unsigned num_layers,
 457                         struct ilo_zs_surface *zs);
 458
 459 void
 460 ilo_gpe_init_vs_cso(const struct ilo_dev_info *dev,
 461                     const struct ilo_shader_state *vs,
 462                     struct ilo_shader_cso *cso);
 463
 464 void
 465 ilo_gpe_init_gs_cso_gen6(const struct ilo_dev_info *dev,
 466                          const struct ilo_shader_state *gs,
 467                          struct ilo_shader_cso *cso);
 468
 469 void
 470 ilo_gpe_init_gs_cso_gen7(const struct ilo_dev_info *dev,
 471                          const struct ilo_shader_state *gs,
 472                          struct ilo_shader_cso *cso);
 473
 474 static inline void
 475 ilo_gpe_init_gs_cso(const struct ilo_dev_info *dev,
 476                     const struct ilo_shader_state *gs,
 477                     struct ilo_shader_cso *cso)
 478 {
 479    if (dev->gen >= ILO_GEN(7)) {
 480       ilo_gpe_init_gs_cso_gen7(dev, gs, cso);
 481    }
 482    else {
 483       ilo_gpe_init_gs_cso_gen6(dev, gs, cso);
 484    }
 485 }
 486
 487 void
 488 ilo_gpe_init_fs_cso_gen6(const struct ilo_dev_info *dev,
 489                          const struct ilo_shader_state *fs,
 490                          struct ilo_shader_cso *cso);
 491
 492 void
 493 ilo_gpe_init_fs_cso_gen7(const struct ilo_dev_info *dev,
 494                          const struct ilo_shader_state *fs,
 495                          struct ilo_shader_cso *cso);
 496
 497 static inline void
 498 ilo_gpe_init_fs_cso(const struct ilo_dev_info *dev,
 499                     const struct ilo_shader_state *fs,
 500                     struct ilo_shader_cso *cso)
 501 {
 502    if (dev->gen >= ILO_GEN(7)) {
 503       ilo_gpe_init_fs_cso_gen7(dev, fs, cso);
 504    }
 505    else {
 506       ilo_gpe_init_fs_cso_gen6(dev, fs, cso);
 507    }
 508 }
 509
 510 #endif /* ILO_GPE_H */