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    uint32_t dw_alpha;
 159    ubyte alpha_ref;
 160 };
 161
 162 struct ilo_blend_cso {
 163    /* BLEND_STATE */
 164    uint32_t payload[2];
 165
 166    uint32_t dw_blend;
 167    uint32_t dw_blend_dst_alpha_forced_one;
 168
 169    uint32_t dw_logicop;
 170    uint32_t dw_alpha_mod;
 171 };
 172
 173 struct ilo_blend_state {
 174    struct ilo_blend_cso cso[ILO_MAX_DRAW_BUFFERS];
 175
 176    bool independent_blend_enable;
 177    bool dual_blend;
 178    bool alpha_to_coverage;
 179 };
 180
 181 struct ilo_sampler_cso {
 182    /* SAMPLER_STATE and SAMPLER_BORDER_COLOR_STATE */
 183    uint32_t payload[15];
 184
 185    uint32_t dw_filter;
 186    uint32_t dw_filter_aniso;
 187    uint32_t dw_wrap;
 188    uint32_t dw_wrap_1d;
 189    uint32_t dw_wrap_cube;
 190
 191    bool anisotropic;
 192    bool saturate_r;
 193    bool saturate_s;
 194    bool saturate_t;
 195 };
 196
 197 struct ilo_sampler_state {
 198    const struct ilo_sampler_cso *cso[ILO_MAX_SAMPLERS];
 199    unsigned count;
 200 };
 201
 202 struct ilo_view_surface {
 203    /* SURFACE_STATE */
 204    uint32_t payload[8];
 205    struct intel_bo *bo;
 206 };
 207
 208 struct ilo_view_cso {
 209    struct pipe_sampler_view base;
 210
 211    struct ilo_view_surface surface;
 212 };
 213
 214 struct ilo_view_state {
 215    struct pipe_sampler_view *states[ILO_MAX_SAMPLER_VIEWS];
 216    unsigned count;
 217 };
 218
 219 struct ilo_cbuf_cso {
 220    struct pipe_resource *resource;
 221    struct ilo_view_surface surface;
 222
 223    /*
 224     * this CSO is not so constant because user buffer needs to be uploaded in
 225     * finalize_constant_buffers()
 226     */
 227    const void *user_buffer;
 228    unsigned user_buffer_size;
 229 };
 230
 231 struct ilo_cbuf_state {
 232    struct ilo_cbuf_cso cso[ILO_MAX_CONST_BUFFERS];
 233    uint32_t enabled_mask;
 234 };
 235
 236 struct ilo_resource_state {
 237    struct pipe_surface *states[PIPE_MAX_SHADER_RESOURCES];
 238    unsigned count;
 239 };
 240
 241 struct ilo_surface_cso {
 242    struct pipe_surface base;
 243
 244    bool is_rt;
 245    union {
 246       struct ilo_view_surface rt;
 247       struct ilo_zs_surface {
 248          uint32_t payload[10];
 249          struct intel_bo *bo;
 250          struct intel_bo *hiz_bo;
 251          struct intel_bo *separate_s8_bo;
 252       } zs;
 253    } u;
 254 };
 255
 256 struct ilo_fb_state {
 257    struct pipe_framebuffer_state state;
 258
 259    struct ilo_zs_surface null_zs;
 260    unsigned num_samples;
 261 };
 262
 263 struct ilo_global_binding {
 264    /*
 265     * XXX These should not be treated as real resources (and there could be
 266     * thousands of them).  They should be treated as regions in GLOBAL
 267     * resource, which is the only real resource.
 268     *
 269     * That is, a resource here should instead be
 270     *
 271     *   struct ilo_global_region {
 272     *     struct pipe_resource base;
 273     *     int offset;
 274     *     int size;
 275     *   };
 276     *
 277     * and it describes the region [offset, offset + size) in GLOBAL
 278     * resource.
 279     */
 280    struct pipe_resource *resources[PIPE_MAX_SHADER_RESOURCES];
 281    uint32_t *handles[PIPE_MAX_SHADER_RESOURCES];
 282    unsigned count;
 283 };
 284
 285 struct ilo_shader_cso {
 286    uint32_t payload[5];
 287 };
 288
 289 void
 290 ilo_gpe_init_ve(const struct ilo_dev_info *dev,
 291                 unsigned num_states,
 292                 const struct pipe_vertex_element *states,
 293                 struct ilo_ve_state *ve);
 294
 295 void
 296 ilo_gpe_set_viewport_cso(const struct ilo_dev_info *dev,
 297                          const struct pipe_viewport_state *state,
 298                          struct ilo_viewport_cso *vp);
 299
 300 void
 301 ilo_gpe_set_scissor(const struct ilo_dev_info *dev,
 302                     unsigned start_slot,
 303                     unsigned num_states,
 304                     const struct pipe_scissor_state *states,
 305                     struct ilo_scissor_state *scissor);
 306
 307 void
 308 ilo_gpe_set_scissor_null(const struct ilo_dev_info *dev,
 309                          struct ilo_scissor_state *scissor);
 310
 311 void
 312 ilo_gpe_init_rasterizer_clip(const struct ilo_dev_info *dev,
 313                              const struct pipe_rasterizer_state *state,
 314                              struct ilo_rasterizer_clip *clip);
 315
 316 void
 317 ilo_gpe_init_rasterizer_sf(const struct ilo_dev_info *dev,
 318                            const struct pipe_rasterizer_state *state,
 319                            struct ilo_rasterizer_sf *sf);
 320
 321 void
 322 ilo_gpe_init_rasterizer_wm_gen6(const struct ilo_dev_info *dev,
 323                                 const struct pipe_rasterizer_state *state,
 324                                 struct ilo_rasterizer_wm *wm);
 325
 326 void
 327 ilo_gpe_init_rasterizer_wm_gen7(const struct ilo_dev_info *dev,
 328                                 const struct pipe_rasterizer_state *state,
 329                                 struct ilo_rasterizer_wm *wm);
 330
 331 static inline void
 332 ilo_gpe_init_rasterizer(const struct ilo_dev_info *dev,
 333                         const struct pipe_rasterizer_state *state,
 334                         struct ilo_rasterizer_state *rasterizer)
 335 {
 336    ilo_gpe_init_rasterizer_clip(dev, state, &rasterizer->clip);
 337    ilo_gpe_init_rasterizer_sf(dev, state, &rasterizer->sf);
 338
 339    if (dev->gen >= ILO_GEN(7))
 340       ilo_gpe_init_rasterizer_wm_gen7(dev, state, &rasterizer->wm);
 341    else
 342       ilo_gpe_init_rasterizer_wm_gen6(dev, state, &rasterizer->wm);
 343 }
 344
 345 void
 346 ilo_gpe_init_dsa(const struct ilo_dev_info *dev,
 347                  const struct pipe_depth_stencil_alpha_state *state,
 348                  struct ilo_dsa_state *dsa);
 349
 350 void
 351 ilo_gpe_init_blend(const struct ilo_dev_info *dev,
 352                    const struct pipe_blend_state *state,
 353                    struct ilo_blend_state *blend);
 354
 355 void
 356 ilo_gpe_init_sampler_cso(const struct ilo_dev_info *dev,
 357                          const struct pipe_sampler_state *state,
 358                          struct ilo_sampler_cso *sampler);
 359
 360 void
 361 ilo_gpe_init_view_surface_null_gen6(const struct ilo_dev_info *dev,
 362                                     unsigned width, unsigned height,
 363                                     unsigned depth, unsigned level,
 364                                     struct ilo_view_surface *surf);
 365
 366 void
 367 ilo_gpe_init_view_surface_for_buffer_gen6(const struct ilo_dev_info *dev,
 368                                           const struct ilo_buffer *buf,
 369                                           unsigned offset, unsigned size,
 370                                           unsigned struct_size,
 371                                           enum pipe_format elem_format,
 372                                           bool is_rt, bool render_cache_rw,
 373                                           struct ilo_view_surface *surf);
 374
 375 void
 376 ilo_gpe_init_view_surface_for_texture_gen6(const struct ilo_dev_info *dev,
 377                                            const struct ilo_texture *tex,
 378                                            enum pipe_format format,
 379                                            unsigned first_level,
 380                                            unsigned num_levels,
 381                                            unsigned first_layer,
 382                                            unsigned num_layers,
 383                                            bool is_rt, bool render_cache_rw,
 384                                            struct ilo_view_surface *surf);
 385
 386 void
 387 ilo_gpe_init_view_surface_null_gen7(const struct ilo_dev_info *dev,
 388                                     unsigned width, unsigned height,
 389                                     unsigned depth, unsigned level,
 390                                     struct ilo_view_surface *surf);
 391
 392 void
 393 ilo_gpe_init_view_surface_for_buffer_gen7(const struct ilo_dev_info *dev,
 394                                           const struct ilo_buffer *buf,
 395                                           unsigned offset, unsigned size,
 396                                           unsigned struct_size,
 397                                           enum pipe_format elem_format,
 398                                           bool is_rt, bool render_cache_rw,
 399                                           struct ilo_view_surface *surf);
 400
 401 void
 402 ilo_gpe_init_view_surface_for_texture_gen7(const struct ilo_dev_info *dev,
 403                                            const struct ilo_texture *tex,
 404                                            enum pipe_format format,
 405                                            unsigned first_level,
 406                                            unsigned num_levels,
 407                                            unsigned first_layer,
 408                                            unsigned num_layers,
 409                                            bool is_rt, bool render_cache_rw,
 410                                            struct ilo_view_surface *surf);
 411
 412 static inline void
 413 ilo_gpe_init_view_surface_null(const struct ilo_dev_info *dev,
 414                                unsigned width, unsigned height,
 415                                unsigned depth, unsigned level,
 416                                struct ilo_view_surface *surf)
 417 {
 418    if (dev->gen >= ILO_GEN(7)) {
 419       ilo_gpe_init_view_surface_null_gen7(dev,
 420             width, height, depth, level, surf);
 421    }
 422    else {
 423       ilo_gpe_init_view_surface_null_gen6(dev,
 424             width, height, depth, level, surf);
 425    }
 426 }
 427
 428 static inline void
 429 ilo_gpe_init_view_surface_for_buffer(const struct ilo_dev_info *dev,
 430                                      const struct ilo_buffer *buf,
 431                                      unsigned offset, unsigned size,
 432                                      unsigned struct_size,
 433                                      enum pipe_format elem_format,
 434                                      bool is_rt, bool render_cache_rw,
 435                                      struct ilo_view_surface *surf)
 436 {
 437    if (dev->gen >= ILO_GEN(7)) {
 438       ilo_gpe_init_view_surface_for_buffer_gen7(dev, buf, offset, size,
 439             struct_size, elem_format, is_rt, render_cache_rw, surf);
 440    }
 441    else {
 442       ilo_gpe_init_view_surface_for_buffer_gen6(dev, buf, offset, size,
 443             struct_size, elem_format, is_rt, render_cache_rw, surf);
 444    }
 445 }
 446
 447 static inline void
 448 ilo_gpe_init_view_surface_for_texture(const struct ilo_dev_info *dev,
 449                                       const struct ilo_texture *tex,
 450                                       enum pipe_format format,
 451                                       unsigned first_level,
 452                                       unsigned num_levels,
 453                                       unsigned first_layer,
 454                                       unsigned num_layers,
 455                                       bool is_rt, bool render_cache_rw,
 456                                       struct ilo_view_surface *surf)
 457 {
 458    if (dev->gen >= ILO_GEN(7)) {
 459       ilo_gpe_init_view_surface_for_texture_gen7(dev, tex, format,
 460             first_level, num_levels, first_layer, num_layers,
 461             is_rt, render_cache_rw, surf);
 462    }
 463    else {
 464       ilo_gpe_init_view_surface_for_texture_gen6(dev, tex, format,
 465             first_level, num_levels, first_layer, num_layers,
 466             is_rt, render_cache_rw, surf);
 467    }
 468 }
 469
 470 void
 471 ilo_gpe_init_zs_surface(const struct ilo_dev_info *dev,
 472                         const struct ilo_texture *tex,
 473                         enum pipe_format format,
 474                         unsigned level,
 475                         unsigned first_layer, unsigned num_layers,
 476                         struct ilo_zs_surface *zs);
 477
 478 void
 479 ilo_gpe_init_vs_cso(const struct ilo_dev_info *dev,
 480                     const struct ilo_shader_state *vs,
 481                     struct ilo_shader_cso *cso);
 482
 483 void
 484 ilo_gpe_init_gs_cso_gen6(const struct ilo_dev_info *dev,
 485                          const struct ilo_shader_state *gs,
 486                          struct ilo_shader_cso *cso);
 487
 488 void
 489 ilo_gpe_init_gs_cso_gen7(const struct ilo_dev_info *dev,
 490                          const struct ilo_shader_state *gs,
 491                          struct ilo_shader_cso *cso);
 492
 493 static inline void
 494 ilo_gpe_init_gs_cso(const struct ilo_dev_info *dev,
 495                     const struct ilo_shader_state *gs,
 496                     struct ilo_shader_cso *cso)
 497 {
 498    if (dev->gen >= ILO_GEN(7)) {
 499       ilo_gpe_init_gs_cso_gen7(dev, gs, cso);
 500    }
 501    else {
 502       ilo_gpe_init_gs_cso_gen6(dev, gs, cso);
 503    }
 504 }
 505
 506 void
 507 ilo_gpe_init_fs_cso_gen6(const struct ilo_dev_info *dev,
 508                          const struct ilo_shader_state *fs,
 509                          struct ilo_shader_cso *cso);
 510
 511 void
 512 ilo_gpe_init_fs_cso_gen7(const struct ilo_dev_info *dev,
 513                          const struct ilo_shader_state *fs,
 514                          struct ilo_shader_cso *cso);
 515
 516 static inline void
 517 ilo_gpe_init_fs_cso(const struct ilo_dev_info *dev,
 518                     const struct ilo_shader_state *fs,
 519                     struct ilo_shader_cso *cso)
 520 {
 521    if (dev->gen >= ILO_GEN(7)) {
 522       ilo_gpe_init_fs_cso_gen7(dev, fs, cso);
 523    }
 524    else {
 525       ilo_gpe_init_fs_cso_gen6(dev, fs, cso);
 526    }
 527 }
 528
 529 #endif /* ILO_GPE_H */