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