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_resource *buffer;
  67    const void *user_buffer;
  68    unsigned offset;
  69    unsigned index_size;
  70
  71    /* these are not valid until the state is finalized */
  72    struct pipe_resource *hw_resource;
  73    unsigned hw_index_size;
  74    /* an offset to be added to pipe_draw_info::start */
  75    int64_t draw_start_offset;
  76 };
  77
  78 struct ilo_ve_cso {
  79    /* VERTEX_ELEMENT_STATE */
  80    uint32_t payload[2];
  81 };
  82
  83 struct ilo_ve_state {
  84    struct ilo_ve_cso cso[PIPE_MAX_ATTRIBS];
  85    unsigned count;
  86
  87    unsigned instance_divisors[PIPE_MAX_ATTRIBS];
  88    unsigned vb_mapping[PIPE_MAX_ATTRIBS];
  89    unsigned vb_count;
  90 };
  91
  92 struct ilo_so_state {
  93    struct pipe_stream_output_target *states[ILO_MAX_SO_BUFFERS];
  94    unsigned count;
  95    unsigned append_bitmask;
  96
  97    bool enabled;
  98 };
  99
 100 struct ilo_viewport_cso {
 101    /* matrix form */
 102    float m00, m11, m22, m30, m31, m32;
 103
 104    /* guardband in NDC space */
 105    float min_gbx, min_gby, max_gbx, max_gby;
 106
 107    /* viewport in screen space */
 108    float min_x, min_y, min_z;
 109    float max_x, max_y, max_z;
 110 };
 111
 112 struct ilo_viewport_state {
 113    struct ilo_viewport_cso cso[ILO_MAX_VIEWPORTS];
 114    unsigned count;
 115
 116    struct pipe_viewport_state viewport0;
 117 };
 118
 119 struct ilo_scissor_state {
 120    /* SCISSOR_RECT */
 121    uint32_t payload[ILO_MAX_VIEWPORTS * 2];
 122
 123    struct pipe_scissor_state scissor0;
 124 };
 125
 126 struct ilo_rasterizer_clip {
 127    /* 3DSTATE_CLIP */
 128    uint32_t payload[3];
 129
 130    uint32_t can_enable_guardband;
 131 };
 132
 133 struct ilo_rasterizer_sf {
 134    /* 3DSTATE_SF */
 135    uint32_t payload[6];
 136    uint32_t dw_msaa;
 137 };
 138
 139 struct ilo_rasterizer_wm {
 140    /* 3DSTATE_WM */
 141    uint32_t payload[2];
 142    uint32_t dw_msaa_rast;
 143    uint32_t dw_msaa_disp;
 144 };
 145
 146 struct ilo_rasterizer_state {
 147    struct pipe_rasterizer_state state;
 148
 149    struct ilo_rasterizer_clip clip;
 150    struct ilo_rasterizer_sf sf;
 151    struct ilo_rasterizer_wm wm;
 152 };
 153
 154 struct ilo_dsa_state {
 155    /* DEPTH_STENCIL_STATE */
 156    uint32_t payload[3];
 157
 158    struct pipe_alpha_state alpha;
 159 };
 160
 161 struct ilo_blend_cso {
 162    /* BLEND_STATE */
 163    uint32_t payload[2];
 164
 165    uint32_t dw_blend;
 166    uint32_t dw_blend_dst_alpha_forced_one;
 167
 168    uint32_t dw_logicop;
 169    uint32_t dw_alpha_mod;
 170 };
 171
 172 struct ilo_blend_state {
 173    struct ilo_blend_cso cso[ILO_MAX_DRAW_BUFFERS];
 174
 175    bool independent_blend_enable;
 176    bool dual_blend;
 177    bool alpha_to_coverage;
 178 };
 179
 180 struct ilo_sampler_cso {
 181    /* SAMPLER_STATE and SAMPLER_BORDER_COLOR_STATE */
 182    uint32_t payload[15];
 183
 184    uint32_t dw_filter;
 185    uint32_t dw_filter_aniso;
 186    uint32_t dw_wrap;
 187    uint32_t dw_wrap_1d;
 188    uint32_t dw_wrap_cube;
 189
 190    bool anisotropic;
 191    bool saturate_r;
 192    bool saturate_s;
 193    bool saturate_t;
 194 };
 195
 196 struct ilo_sampler_state {
 197    const struct ilo_sampler_cso *cso[ILO_MAX_SAMPLERS];
 198    unsigned count;
 199 };
 200
 201 struct ilo_view_surface {
 202    /* SURFACE_STATE */
 203    uint32_t payload[8];
 204    struct intel_bo *bo;
 205 };
 206
 207 struct ilo_view_cso {
 208    struct pipe_sampler_view base;
 209
 210    struct ilo_view_surface surface;
 211 };
 212
 213 struct ilo_view_state {
 214    struct pipe_sampler_view *states[ILO_MAX_SAMPLER_VIEWS];
 215    unsigned count;
 216 };
 217
 218 struct ilo_cbuf_cso {
 219    struct pipe_resource *resource;
 220    struct ilo_view_surface surface;
 221
 222    /*
 223     * this CSO is not so constant because user buffer needs to be uploaded in
 224     * finalize_constant_buffers()
 225     */
 226    const void *user_buffer;
 227    unsigned user_buffer_size;
 228 };
 229
 230 struct ilo_cbuf_state {
 231    struct ilo_cbuf_cso cso[ILO_MAX_CONST_BUFFERS];
 232    uint32_t enabled_mask;
 233 };
 234
 235 struct ilo_resource_state {
 236    struct pipe_surface *states[PIPE_MAX_SHADER_RESOURCES];
 237    unsigned count;
 238 };
 239
 240 struct ilo_surface_cso {
 241    struct pipe_surface base;
 242
 243    bool is_rt;
 244    union {
 245       struct ilo_view_surface rt;
 246       struct ilo_zs_surface {
 247          uint32_t payload[10];
 248          struct intel_bo *bo;
 249          struct intel_bo *hiz_bo;
 250          struct intel_bo *separate_s8_bo;
 251       } zs;
 252    } u;
 253 };
 254
 255 struct ilo_fb_state {
 256    struct pipe_framebuffer_state state;
 257
 258    struct ilo_zs_surface null_zs;
 259    unsigned num_samples;
 260 };
 261
 262 struct ilo_global_binding {
 263    /*
 264     * XXX These should not be treated as real resources (and there could be
 265     * thousands of them).  They should be treated as regions in GLOBAL
 266     * resource, which is the only real resource.
 267     *
 268     * That is, a resource here should instead be
 269     *
 270     *   struct ilo_global_region {
 271     *     struct pipe_resource base;
 272     *     int offset;
 273     *     int size;
 274     *   };
 275     *
 276     * and it describes the region [offset, offset + size) in GLOBAL
 277     * resource.
 278     */
 279    struct pipe_resource *resources[PIPE_MAX_SHADER_RESOURCES];
 280    uint32_t *handles[PIPE_MAX_SHADER_RESOURCES];
 281    unsigned count;
 282 };
 283
 284 struct ilo_shader_cso {
 285    uint32_t payload[5];
 286 };
 287
 288 void
 289 ilo_gpe_init_ve(const struct ilo_dev_info *dev,
 290                 unsigned num_states,
 291                 const struct pipe_vertex_element *states,
 292                 struct ilo_ve_state *ve);
 293
 294 void
 295 ilo_gpe_set_viewport_cso(const struct ilo_dev_info *dev,
 296                          const struct pipe_viewport_state *state,
 297                          struct ilo_viewport_cso *vp);
 298
 299 void
 300 ilo_gpe_set_scissor(const struct ilo_dev_info *dev,
 301                     unsigned start_slot,
 302                     unsigned num_states,
 303                     const struct pipe_scissor_state *states,
 304                     struct ilo_scissor_state *scissor);
 305
 306 void
 307 ilo_gpe_set_scissor_null(const struct ilo_dev_info *dev,
 308                          struct ilo_scissor_state *scissor);
 309
 310 void
 311 ilo_gpe_init_rasterizer_clip(const struct ilo_dev_info *dev,
 312                              const struct pipe_rasterizer_state *state,
 313                              struct ilo_rasterizer_clip *clip);
 314
 315 void
 316 ilo_gpe_init_rasterizer_sf(const struct ilo_dev_info *dev,
 317                            const struct pipe_rasterizer_state *state,
 318                            struct ilo_rasterizer_sf *sf);
 319
 320 void
 321 ilo_gpe_init_rasterizer_wm_gen6(const struct ilo_dev_info *dev,
 322                                 const struct pipe_rasterizer_state *state,
 323                                 struct ilo_rasterizer_wm *wm);
 324
 325 void
 326 ilo_gpe_init_rasterizer_wm_gen7(const struct ilo_dev_info *dev,
 327                                 const struct pipe_rasterizer_state *state,
 328                                 struct ilo_rasterizer_wm *wm);
 329
 330 static inline void
 331 ilo_gpe_init_rasterizer(const struct ilo_dev_info *dev,
 332                         const struct pipe_rasterizer_state *state,
 333                         struct ilo_rasterizer_state *rasterizer)
 334 {
 335    ilo_gpe_init_rasterizer_clip(dev, state, &rasterizer->clip);
 336    ilo_gpe_init_rasterizer_sf(dev, state, &rasterizer->sf);
 337
 338    if (dev->gen >= ILO_GEN(7))
 339       ilo_gpe_init_rasterizer_wm_gen7(dev, state, &rasterizer->wm);
 340    else
 341       ilo_gpe_init_rasterizer_wm_gen6(dev, state, &rasterizer->wm);
 342 }
 343
 344 void
 345 ilo_gpe_init_dsa(const struct ilo_dev_info *dev,
 346                  const struct pipe_depth_stencil_alpha_state *state,
 347                  struct ilo_dsa_state *dsa);
 348
 349 void
 350 ilo_gpe_init_blend(const struct ilo_dev_info *dev,
 351                    const struct pipe_blend_state *state,
 352                    struct ilo_blend_state *blend);
 353
 354 void
 355 ilo_gpe_init_sampler_cso(const struct ilo_dev_info *dev,
 356                          const struct pipe_sampler_state *state,
 357                          struct ilo_sampler_cso *sampler);
 358
 359 void
 360 ilo_gpe_init_view_surface_null_gen6(const struct ilo_dev_info *dev,
 361                                     unsigned width, unsigned height,
 362                                     unsigned depth, unsigned level,
 363                                     struct ilo_view_surface *surf);
 364
 365 void
 366 ilo_gpe_init_view_surface_for_buffer_gen6(const struct ilo_dev_info *dev,
 367                                           const struct ilo_buffer *buf,
 368                                           unsigned offset, unsigned size,
 369                                           unsigned struct_size,
 370                                           enum pipe_format elem_format,
 371                                           bool is_rt, bool render_cache_rw,
 372                                           struct ilo_view_surface *surf);
 373
 374 void
 375 ilo_gpe_init_view_surface_for_texture_gen6(const struct ilo_dev_info *dev,
 376                                            const struct ilo_texture *tex,
 377                                            enum pipe_format format,
 378                                            unsigned first_level,
 379                                            unsigned num_levels,
 380                                            unsigned first_layer,
 381                                            unsigned num_layers,
 382                                            bool is_rt, bool render_cache_rw,
 383                                            struct ilo_view_surface *surf);
 384
 385 void
 386 ilo_gpe_init_view_surface_null_gen7(const struct ilo_dev_info *dev,
 387                                     unsigned width, unsigned height,
 388                                     unsigned depth, unsigned level,
 389                                     struct ilo_view_surface *surf);
 390
 391 void
 392 ilo_gpe_init_view_surface_for_buffer_gen7(const struct ilo_dev_info *dev,
 393                                           const struct ilo_buffer *buf,
 394                                           unsigned offset, unsigned size,
 395                                           unsigned struct_size,
 396                                           enum pipe_format elem_format,
 397                                           bool is_rt, bool render_cache_rw,
 398                                           struct ilo_view_surface *surf);
 399
 400 void
 401 ilo_gpe_init_view_surface_for_texture_gen7(const struct ilo_dev_info *dev,
 402                                            const struct ilo_texture *tex,
 403                                            enum pipe_format format,
 404                                            unsigned first_level,
 405                                            unsigned num_levels,
 406                                            unsigned first_layer,
 407                                            unsigned num_layers,
 408                                            bool is_rt, bool render_cache_rw,
 409                                            struct ilo_view_surface *surf);
 410
 411 static inline void
 412 ilo_gpe_init_view_surface_null(const struct ilo_dev_info *dev,
 413                                unsigned width, unsigned height,
 414                                unsigned depth, unsigned level,
 415                                struct ilo_view_surface *surf)
 416 {
 417    if (dev->gen >= ILO_GEN(7)) {
 418       ilo_gpe_init_view_surface_null_gen7(dev,
 419             width, height, depth, level, surf);
 420    }
 421    else {
 422       ilo_gpe_init_view_surface_null_gen6(dev,
 423             width, height, depth, level, surf);
 424    }
 425 }
 426
 427 static inline void
 428 ilo_gpe_init_view_surface_for_buffer(const struct ilo_dev_info *dev,
 429                                      const struct ilo_buffer *buf,
 430                                      unsigned offset, unsigned size,
 431                                      unsigned struct_size,
 432                                      enum pipe_format elem_format,
 433                                      bool is_rt, bool render_cache_rw,
 434                                      struct ilo_view_surface *surf)
 435 {
 436    if (dev->gen >= ILO_GEN(7)) {
 437       ilo_gpe_init_view_surface_for_buffer_gen7(dev, buf, offset, size,
 438             struct_size, elem_format, is_rt, render_cache_rw, surf);
 439    }
 440    else {
 441       ilo_gpe_init_view_surface_for_buffer_gen6(dev, buf, offset, size,
 442             struct_size, elem_format, is_rt, render_cache_rw, surf);
 443    }
 444 }
 445
 446 static inline void
 447 ilo_gpe_init_view_surface_for_texture(const struct ilo_dev_info *dev,
 448                                       const struct ilo_texture *tex,
 449                                       enum pipe_format format,
 450                                       unsigned first_level,
 451                                       unsigned num_levels,
 452                                       unsigned first_layer,
 453                                       unsigned num_layers,
 454                                       bool is_rt, bool render_cache_rw,
 455                                       struct ilo_view_surface *surf)
 456 {
 457    if (dev->gen >= ILO_GEN(7)) {
 458       ilo_gpe_init_view_surface_for_texture_gen7(dev, tex, format,
 459             first_level, num_levels, first_layer, num_layers,
 460             is_rt, render_cache_rw, surf);
 461    }
 462    else {
 463       ilo_gpe_init_view_surface_for_texture_gen6(dev, tex, format,
 464             first_level, num_levels, first_layer, num_layers,
 465             is_rt, render_cache_rw, surf);
 466    }
 467 }
 468
 469 void
 470 ilo_gpe_init_zs_surface(const struct ilo_dev_info *dev,
 471                         const struct ilo_texture *tex,
 472                         enum pipe_format format,
 473                         unsigned level,
 474                         unsigned first_layer, unsigned num_layers,
 475                         struct ilo_zs_surface *zs);
 476
 477 void
 478 ilo_gpe_init_vs_cso(const struct ilo_dev_info *dev,
 479                     const struct ilo_shader_state *vs,
 480                     struct ilo_shader_cso *cso);
 481
 482 void
 483 ilo_gpe_init_gs_cso_gen6(const struct ilo_dev_info *dev,
 484                          const struct ilo_shader_state *gs,
 485                          struct ilo_shader_cso *cso);
 486
 487 void
 488 ilo_gpe_init_gs_cso_gen7(const struct ilo_dev_info *dev,
 489                          const struct ilo_shader_state *gs,
 490                          struct ilo_shader_cso *cso);
 491
 492 static inline void
 493 ilo_gpe_init_gs_cso(const struct ilo_dev_info *dev,
 494                     const struct ilo_shader_state *gs,
 495                     struct ilo_shader_cso *cso)
 496 {
 497    if (dev->gen >= ILO_GEN(7)) {
 498       ilo_gpe_init_gs_cso_gen7(dev, gs, cso);
 499    }
 500    else {
 501       ilo_gpe_init_gs_cso_gen6(dev, gs, cso);
 502    }
 503 }
 504
 505 void
 506 ilo_gpe_init_fs_cso_gen6(const struct ilo_dev_info *dev,
 507                          const struct ilo_shader_state *fs,
 508                          struct ilo_shader_cso *cso);
 509
 510 void
 511 ilo_gpe_init_fs_cso_gen7(const struct ilo_dev_info *dev,
 512                          const struct ilo_shader_state *fs,
 513                          struct ilo_shader_cso *cso);
 514
 515 static inline void
 516 ilo_gpe_init_fs_cso(const struct ilo_dev_info *dev,
 517                     const struct ilo_shader_state *fs,
 518                     struct ilo_shader_cso *cso)
 519 {
 520    if (dev->gen >= ILO_GEN(7)) {
 521       ilo_gpe_init_fs_cso_gen7(dev, fs, cso);
 522    }
 523    else {
 524       ilo_gpe_init_fs_cso_gen6(dev, fs, cso);
 525    }
 526 }
 527
 528 #endif /* ILO_GPE_H */