src/gallium/drivers/svga/svga_context.h

   1 /**********************************************************
   2  * Copyright 2008-2009 VMware, Inc.  All rights reserved.
   3  *
   4  * Permission is hereby granted, free of charge, to any person
   5  * obtaining a copy of this software and associated documentation
   6  * files (the "Software"), to deal in the Software without
   7  * restriction, including without limitation the rights to use, copy,
   8  * modify, merge, publish, distribute, sublicense, and/or sell copies
   9  * of the Software, and to permit persons to whom the Software is
  10  * furnished to do so, subject to the following conditions:
  11  *
  12  * The above copyright notice and this permission notice shall be
  13  * included in all copies or substantial portions of the Software.
  14  *
  15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  16  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  17  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  18  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
  19  * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
  20  * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  21  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  22  * SOFTWARE.
  23  *
  24  **********************************************************/
  25
  26 #ifndef SVGA_CONTEXT_H
  27 #define SVGA_CONTEXT_H
  28
  29
  30 #include "pipe/p_context.h"
  31 #include "pipe/p_defines.h"
  32 #include "pipe/p_state.h"
  33
  34 #include "util/u_blitter.h"
  35 #include "util/list.h"
  36
  37 #include "tgsi/tgsi_scan.h"
  38
  39 #include "svga_screen.h"
  40 #include "svga_state.h"
  41 #include "svga_winsys.h"
  42 #include "svga_hw_reg.h"
  43 #include "svga3d_shaderdefs.h"
  44
  45
  46 /** Non-GPU queries for gallium HUD */
  47 /* per-frame counters */
  48 #define SVGA_QUERY_NUM_DRAW_CALLS          (PIPE_QUERY_DRIVER_SPECIFIC + 0)
  49 #define SVGA_QUERY_NUM_FALLBACKS           (PIPE_QUERY_DRIVER_SPECIFIC + 1)
  50 #define SVGA_QUERY_NUM_FLUSHES             (PIPE_QUERY_DRIVER_SPECIFIC + 2)
  51 #define SVGA_QUERY_NUM_VALIDATIONS         (PIPE_QUERY_DRIVER_SPECIFIC + 3)
  52 #define SVGA_QUERY_MAP_BUFFER_TIME         (PIPE_QUERY_DRIVER_SPECIFIC + 4)
  53 #define SVGA_QUERY_NUM_RESOURCES_MAPPED    (PIPE_QUERY_DRIVER_SPECIFIC + 5)
  54 #define SVGA_QUERY_NUM_BYTES_UPLOADED      (PIPE_QUERY_DRIVER_SPECIFIC + 6)
  55
  56 /* running total counters */
  57 #define SVGA_QUERY_MEMORY_USED             (PIPE_QUERY_DRIVER_SPECIFIC + 7)
  58 #define SVGA_QUERY_NUM_SHADERS             (PIPE_QUERY_DRIVER_SPECIFIC + 8)
  59 #define SVGA_QUERY_NUM_RESOURCES           (PIPE_QUERY_DRIVER_SPECIFIC + 9)
  60 #define SVGA_QUERY_NUM_STATE_OBJECTS       (PIPE_QUERY_DRIVER_SPECIFIC + 10)
  61 #define SVGA_QUERY_NUM_SURFACE_VIEWS       (PIPE_QUERY_DRIVER_SPECIFIC + 11)
  62 /*SVGA_QUERY_MAX has to be last because it is size of an array*/
  63 #define SVGA_QUERY_MAX                     (PIPE_QUERY_DRIVER_SPECIFIC + 12)
  64
  65 /**
  66  * Maximum supported number of constant buffers per shader
  67  */
  68 #define SVGA_MAX_CONST_BUFS 14
  69
  70 /**
  71  * Maximum constant buffer size that can be set in the
  72  * DXSetSingleConstantBuffer command is
  73  * DX10 constant buffer element count * 4 4-bytes components
  74  */
  75 #define SVGA_MAX_CONST_BUF_SIZE (4096 * 4 * sizeof(int))
  76
  77 struct draw_vertex_shader;
  78 struct draw_fragment_shader;
  79 struct svga_shader_variant;
  80 struct SVGACmdMemory;
  81 struct util_bitmask;
  82
  83
  84 struct svga_cache_context;
  85 struct svga_tracked_state;
  86
  87 struct svga_blend_state {
  88    unsigned need_white_fragments:1;
  89    unsigned independent_blend_enable:1;
  90    unsigned alpha_to_coverage:1;
  91    unsigned blend_color_alpha:1;  /**< set blend color to alpha value */
  92
  93    /** Per-render target state */
  94    struct {
  95       uint8_t writemask;
  96
  97       boolean blend_enable;
  98       uint8_t srcblend;
  99       uint8_t dstblend;
 100       uint8_t blendeq;
 101
 102       boolean separate_alpha_blend_enable;
 103       uint8_t srcblend_alpha;
 104       uint8_t dstblend_alpha;
 105       uint8_t blendeq_alpha;
 106    } rt[PIPE_MAX_COLOR_BUFS];
 107
 108    SVGA3dBlendStateId id;  /**< vgpu10 */
 109 };
 110
 111 struct svga_depth_stencil_state {
 112    unsigned zfunc:8;
 113    unsigned zenable:1;
 114    unsigned zwriteenable:1;
 115
 116    unsigned alphatestenable:1;
 117    unsigned alphafunc:8;
 118
 119    struct {
 120       unsigned enabled:1;
 121       unsigned func:8;
 122       unsigned fail:8;
 123       unsigned zfail:8;
 124       unsigned pass:8;
 125    } stencil[2];
 126
 127    /* SVGA3D has one ref/mask/writemask triple shared between front &
 128     * back face stencil.  We really need two:
 129     */
 130    unsigned stencil_mask:8;
 131    unsigned stencil_writemask:8;
 132
 133    float    alpharef;
 134
 135    SVGA3dDepthStencilStateId id;  /**< vgpu10 */
 136 };
 137
 138 #define SVGA_UNFILLED_DISABLE 0
 139 #define SVGA_UNFILLED_LINE    1
 140 #define SVGA_UNFILLED_POINT   2
 141
 142 #define SVGA_PIPELINE_FLAG_POINTS   (1<<PIPE_PRIM_POINTS)
 143 #define SVGA_PIPELINE_FLAG_LINES    (1<<PIPE_PRIM_LINES)
 144 #define SVGA_PIPELINE_FLAG_TRIS     (1<<PIPE_PRIM_TRIANGLES)
 145
 146 struct svga_rasterizer_state {
 147    struct pipe_rasterizer_state templ; /* needed for draw module */
 148
 149    unsigned shademode:8;
 150    unsigned cullmode:8;
 151    unsigned scissortestenable:1;
 152    unsigned multisampleantialias:1;
 153    unsigned antialiasedlineenable:1;
 154    unsigned lastpixel:1;
 155    unsigned pointsprite:1;
 156
 157    unsigned linepattern;
 158
 159    float slopescaledepthbias;
 160    float depthbias;
 161    float pointsize;
 162    float linewidth;
 163
 164    unsigned hw_fillmode:2;         /* PIPE_POLYGON_MODE_x */
 165
 166    /** Which prims do we need help for?  Bitmask of (1 << PIPE_PRIM_x) flags */
 167    unsigned need_pipeline:16;
 168
 169    SVGA3dRasterizerStateId id;    /**< vgpu10 */
 170
 171    /** For debugging: */
 172    const char* need_pipeline_tris_str;
 173    const char* need_pipeline_lines_str;
 174    const char* need_pipeline_points_str;
 175 };
 176
 177 struct svga_sampler_state {
 178    unsigned mipfilter;
 179    unsigned magfilter;
 180    unsigned minfilter;
 181    unsigned aniso_level;
 182    float lod_bias;
 183    unsigned addressu;
 184    unsigned addressv;
 185    unsigned addressw;
 186    unsigned bordercolor;
 187    unsigned normalized_coords:1;
 188    unsigned compare_mode:1;
 189    unsigned compare_func:3;
 190
 191    unsigned min_lod;
 192    unsigned view_min_lod;
 193    unsigned view_max_lod;
 194
 195    SVGA3dSamplerId id;
 196 };
 197
 198
 199 struct svga_pipe_sampler_view
 200 {
 201    struct pipe_sampler_view base;
 202
 203    SVGA3dShaderResourceViewId id;
 204 };
 205
 206
 207 static inline struct svga_pipe_sampler_view *
 208 svga_pipe_sampler_view(struct pipe_sampler_view *v)
 209 {
 210    return (struct svga_pipe_sampler_view *) v;
 211 }
 212
 213
 214 struct svga_velems_state {
 215    unsigned count;
 216    struct pipe_vertex_element velem[PIPE_MAX_ATTRIBS];
 217    SVGA3dDeclType decl_type[PIPE_MAX_ATTRIBS]; /**< vertex attrib formats */
 218
 219    /** Bitmasks indicating which attributes need format conversion */
 220    unsigned adjust_attrib_range;     /**< range adjustment */
 221    unsigned attrib_is_pure_int;      /**< pure int */
 222    unsigned adjust_attrib_w_1;       /**< set w = 1 */
 223    unsigned adjust_attrib_itof;      /**< int->float */
 224    unsigned adjust_attrib_utof;      /**< uint->float */
 225    unsigned attrib_is_bgra;          /**< R / B swizzling */
 226    unsigned attrib_puint_to_snorm;   /**< 10_10_10_2 packed uint -> snorm */
 227    unsigned attrib_puint_to_uscaled; /**< 10_10_10_2 packed uint -> uscaled */
 228    unsigned attrib_puint_to_sscaled; /**< 10_10_10_2 packed uint -> sscaled */
 229
 230    boolean need_swvfetch;
 231
 232    SVGA3dElementLayoutId id; /**< VGPU10 */
 233 };
 234
 235 /* Use to calculate differences between state emitted to hardware and
 236  * current driver-calculated state.
 237  */
 238 struct svga_state
 239 {
 240    const struct svga_blend_state *blend;
 241    const struct svga_depth_stencil_state *depth;
 242    const struct svga_rasterizer_state *rast;
 243    const struct svga_sampler_state *sampler[PIPE_SHADER_TYPES][PIPE_MAX_SAMPLERS];
 244    const struct svga_velems_state *velems;
 245
 246    struct pipe_sampler_view *sampler_views[PIPE_SHADER_TYPES][PIPE_MAX_SAMPLERS]; /* or texture ID's? */
 247    struct svga_fragment_shader *fs;
 248    struct svga_vertex_shader *vs;
 249    struct svga_geometry_shader *user_gs; /* user-specified GS */
 250    struct svga_geometry_shader *gs;      /* derived GS */
 251
 252    struct pipe_vertex_buffer vb[PIPE_MAX_ATTRIBS];
 253    struct pipe_index_buffer ib;
 254    /** Constant buffers for each shader.
 255     * The size should probably always match with that of
 256     * svga_shader_emitter_v10.num_shader_consts.
 257     */
 258    struct pipe_constant_buffer constbufs[PIPE_SHADER_TYPES][SVGA_MAX_CONST_BUFS];
 259
 260    struct pipe_framebuffer_state framebuffer;
 261    float depthscale;
 262
 263    /* Hack to limit the number of different render targets between
 264     * flushes.  Helps avoid blowing out our surface cache in EXA.
 265     */
 266    int nr_fbs;
 267
 268    struct pipe_poly_stipple poly_stipple;
 269    struct pipe_scissor_state scissor;
 270    struct pipe_blend_color blend_color;
 271    struct pipe_stencil_ref stencil_ref;
 272    struct pipe_clip_state clip;
 273    struct pipe_viewport_state viewport;
 274
 275    unsigned num_samplers[PIPE_SHADER_TYPES];
 276    unsigned num_sampler_views[PIPE_SHADER_TYPES];
 277    unsigned num_vertex_buffers;
 278    unsigned reduced_prim;
 279
 280    struct {
 281       unsigned flag_1d;
 282       unsigned flag_srgb;
 283    } tex_flags;
 284
 285    unsigned sample_mask;
 286 };
 287
 288 struct svga_prescale {
 289    float translate[4];
 290    float scale[4];
 291    boolean enabled;
 292 };
 293
 294
 295 /* Updated by calling svga_update_state( SVGA_STATE_HW_CLEAR )
 296  */
 297 struct svga_hw_clear_state
 298 {
 299    SVGA3dRect viewport;
 300
 301    struct {
 302       float zmin, zmax;
 303    } depthrange;
 304
 305    struct pipe_framebuffer_state framebuffer;
 306    struct svga_prescale prescale;
 307 };
 308
 309 struct svga_hw_view_state
 310 {
 311    struct pipe_resource *texture;
 312    struct svga_sampler_view *v;
 313    unsigned min_lod;
 314    unsigned max_lod;
 315    int dirty;
 316 };
 317
 318 /* Updated by calling svga_update_state( SVGA_STATE_HW_DRAW )
 319  */
 320 struct svga_hw_draw_state
 321 {
 322    unsigned rs[SVGA3D_RS_MAX];
 323    unsigned ts[SVGA3D_PIXEL_SAMPLERREG_MAX][SVGA3D_TS_MAX];
 324    float cb[PIPE_SHADER_TYPES][SVGA3D_CONSTREG_MAX][4];
 325
 326    struct svga_shader_variant *fs;
 327    struct svga_shader_variant *vs;
 328    struct svga_shader_variant *gs;
 329    struct svga_hw_view_state views[PIPE_MAX_SAMPLERS];
 330    unsigned num_views;
 331    struct pipe_resource *constbuf[PIPE_SHADER_TYPES];
 332
 333    /* Bitmask of enabled constant bufffers */
 334    unsigned enabled_constbufs[PIPE_SHADER_TYPES];
 335
 336    /* VGPU10 HW state (used to prevent emitting redundant state) */
 337    SVGA3dDepthStencilStateId depth_stencil_id;
 338    unsigned stencil_ref;
 339    SVGA3dBlendStateId blend_id;
 340    float blend_factor[4];
 341    unsigned blend_sample_mask;
 342    SVGA3dRasterizerStateId rasterizer_id;
 343    SVGA3dElementLayoutId layout_id;
 344    SVGA3dPrimitiveType topology;
 345
 346    /* used for rebinding */
 347    unsigned num_sampler_views[PIPE_SHADER_TYPES];
 348    unsigned default_constbuf_size[PIPE_SHADER_TYPES];
 349 };
 350
 351
 352 /* Updated by calling svga_update_state( SVGA_STATE_NEED_SWTNL )
 353  */
 354 struct svga_sw_state
 355 {
 356    /* which parts we need */
 357    boolean need_swvfetch;
 358    boolean need_pipeline;
 359    boolean need_swtnl;
 360
 361    /* Flag to make sure that need sw is on while
 362     * updating state within a swtnl call.
 363     */
 364    boolean in_swtnl_draw;
 365 };
 366
 367
 368 /* Queue some state updates (like rss) and submit them to hardware in
 369  * a single packet.
 370  */
 371 struct svga_hw_queue;
 372
 373 struct svga_query;
 374 struct svga_qmem_alloc_entry;
 375
 376 struct svga_context
 377 {
 378    struct pipe_context pipe;
 379    struct svga_winsys_context *swc;
 380    struct blitter_context *blitter;
 381    struct u_upload_mgr *const0_upload;
 382
 383    struct {
 384       boolean no_swtnl;
 385       boolean force_swtnl;
 386       boolean use_min_mipmap;
 387
 388       /* incremented for each shader */
 389       unsigned shader_id;
 390
 391       unsigned disable_shader;
 392
 393       boolean no_line_width;
 394       boolean force_hw_line_stipple;
 395    } debug;
 396
 397    struct {
 398       struct draw_context *draw;
 399       struct vbuf_render *backend;
 400       unsigned hw_prim;
 401       boolean new_vbuf;
 402       boolean new_vdecl;
 403    } swtnl;
 404
 405    /* Bitmask of blend state objects IDs */
 406    struct util_bitmask *blend_object_id_bm;
 407
 408    /* Bitmask of depth/stencil state objects IDs */
 409    struct util_bitmask *ds_object_id_bm;
 410
 411    /* Bitmaks of input element object IDs */
 412    struct util_bitmask *input_element_object_id_bm;
 413
 414    /* Bitmask of rasterizer object IDs */
 415    struct util_bitmask *rast_object_id_bm;
 416
 417    /* Bitmask of sampler state objects IDs */
 418    struct util_bitmask *sampler_object_id_bm;
 419
 420    /* Bitmask of sampler view IDs */
 421    struct util_bitmask *sampler_view_id_bm;
 422
 423    /* Bitmask of used shader IDs */
 424    struct util_bitmask *shader_id_bm;
 425
 426    /* Bitmask of used surface view IDs */
 427    struct util_bitmask *surface_view_id_bm;
 428
 429    /* Bitmask of used stream output IDs */
 430    struct util_bitmask *stream_output_id_bm;
 431
 432    /* Bitmask of used query IDs */
 433    struct util_bitmask *query_id_bm;
 434
 435    struct {
 436       unsigned dirty[SVGA_STATE_MAX];
 437
 438       /** bitmasks of which const buffers are changed */
 439       unsigned dirty_constbufs[PIPE_SHADER_TYPES];
 440
 441       unsigned texture_timestamp;
 442
 443       /*
 444        */
 445       struct svga_sw_state          sw;
 446       struct svga_hw_draw_state     hw_draw;
 447       struct svga_hw_clear_state    hw_clear;
 448    } state;
 449
 450    struct svga_state curr;      /* state from the state tracker */
 451    unsigned dirty;              /* statechanges since last update_state() */
 452
 453    union {
 454       struct {
 455          unsigned rendertargets:1;
 456          unsigned texture_samplers:1;
 457          unsigned constbufs:1;
 458          unsigned vs:1;
 459          unsigned fs:1;
 460          unsigned gs:1;
 461          unsigned query:1;
 462       } flags;
 463       unsigned val;
 464    } rebind;
 465
 466    struct svga_hwtnl *hwtnl;
 467
 468    /** Queries states */
 469    struct svga_winsys_gb_query *gb_query;     /**< gb query object, one per context */
 470    unsigned gb_query_len;                     /**< gb query object size */
 471    struct util_bitmask *gb_query_alloc_mask;  /**< gb query object allocation mask */
 472    struct svga_qmem_alloc_entry *gb_query_map[SVGA_QUERY_MAX];
 473                                               /**< query mem block mapping */
 474    struct svga_query *sq[SVGA_QUERY_MAX];     /**< queries currently in progress */
 475
 476    /** List of buffers with queued transfers */
 477    struct list_head dirty_buffers;
 478
 479    /** performance / info queries for HUD */
 480    struct {
 481       uint64_t num_draw_calls;       /**< SVGA_QUERY_DRAW_CALLS */
 482       uint64_t num_fallbacks;        /**< SVGA_QUERY_NUM_FALLBACKS */
 483       uint64_t num_flushes;          /**< SVGA_QUERY_NUM_FLUSHES */
 484       uint64_t num_validations;      /**< SVGA_QUERY_NUM_VALIDATIONS */
 485       uint64_t map_buffer_time;      /**< SVGA_QUERY_MAP_BUFFER_TIME */
 486       uint64_t num_resources_mapped; /**< SVGA_QUERY_NUM_RESOURCES_MAPPED */
 487       uint64_t num_shaders;          /**< SVGA_QUERY_NUM_SHADERS */
 488       uint64_t num_state_objects;    /**< SVGA_QUERY_NUM_STATE_OBJECTS */
 489       uint64_t num_surface_views;    /**< SVGA_QUERY_NUM_SURFACE_VIEWS */
 490       uint64_t num_bytes_uploaded;   /**< SVGA_QUERY_NUM_BYTES_UPLOADED */
 491    } hud;
 492
 493    /** The currently bound stream output targets */
 494    unsigned num_so_targets;
 495    struct svga_winsys_surface *so_surfaces[SVGA3D_DX_MAX_SOTARGETS];
 496    struct pipe_stream_output_target *so_targets[SVGA3D_DX_MAX_SOTARGETS];
 497    struct svga_stream_output *current_so;
 498
 499    /** A blend state with blending disabled, for falling back to when blending
 500     * is illegal (e.g. an integer texture is bound)
 501     */
 502    struct svga_blend_state *noop_blend;
 503
 504    struct {
 505       struct pipe_resource *texture;
 506       struct svga_pipe_sampler_view *sampler_view;
 507       void *sampler;
 508    } polygon_stipple;
 509
 510    /** Alternate rasterizer states created for point sprite */
 511    struct svga_rasterizer_state *rasterizer_no_cull[2];
 512 };
 513
 514 /* A flag for each state_tracker state object:
 515  */
 516 #define SVGA_NEW_BLEND               0x1
 517 #define SVGA_NEW_DEPTH_STENCIL_ALPHA 0x2
 518 #define SVGA_NEW_RAST                0x4
 519 #define SVGA_NEW_SAMPLER             0x8
 520 #define SVGA_NEW_TEXTURE             0x10
 521 #define SVGA_NEW_VBUFFER             0x20
 522 #define SVGA_NEW_VELEMENT            0x40
 523 #define SVGA_NEW_FS                  0x80
 524 #define SVGA_NEW_VS                  0x100
 525 #define SVGA_NEW_FS_CONST_BUFFER     0x200
 526 #define SVGA_NEW_VS_CONST_BUFFER     0x400
 527 #define SVGA_NEW_FRAME_BUFFER        0x800
 528 #define SVGA_NEW_STIPPLE             0x1000
 529 #define SVGA_NEW_SCISSOR             0x2000
 530 #define SVGA_NEW_BLEND_COLOR         0x4000
 531 #define SVGA_NEW_CLIP                0x8000
 532 #define SVGA_NEW_VIEWPORT            0x10000
 533 #define SVGA_NEW_PRESCALE            0x20000
 534 #define SVGA_NEW_REDUCED_PRIMITIVE   0x40000
 535 #define SVGA_NEW_TEXTURE_BINDING     0x80000
 536 #define SVGA_NEW_NEED_PIPELINE       0x100000
 537 #define SVGA_NEW_NEED_SWVFETCH       0x200000
 538 #define SVGA_NEW_NEED_SWTNL          0x400000
 539 #define SVGA_NEW_FS_VARIANT          0x800000
 540 #define SVGA_NEW_VS_VARIANT          0x1000000
 541 #define SVGA_NEW_TEXTURE_FLAGS       0x4000000
 542 #define SVGA_NEW_STENCIL_REF         0x8000000
 543 #define SVGA_NEW_GS                  0x10000000
 544 #define SVGA_NEW_GS_CONST_BUFFER     0x20000000
 545 #define SVGA_NEW_GS_VARIANT          0x40000000
 546
 547
 548
 549
 550 /***********************************************************************
 551  * svga_clear.c:
 552  */
 553 void svga_clear(struct pipe_context *pipe,
 554                 unsigned buffers,
 555                 const union pipe_color_union *color,
 556                 double depth,
 557                 unsigned stencil);
 558
 559
 560 /***********************************************************************
 561  * svga_screen_texture.c:
 562  */
 563 void svga_mark_surfaces_dirty(struct svga_context *svga);
 564
 565
 566
 567
 568 void svga_init_state_functions( struct svga_context *svga );
 569 void svga_init_flush_functions( struct svga_context *svga );
 570 void svga_init_string_functions( struct svga_context *svga );
 571 void svga_init_blit_functions(struct svga_context *svga);
 572
 573 void svga_init_blend_functions( struct svga_context *svga );
 574 void svga_init_depth_stencil_functions( struct svga_context *svga );
 575 void svga_init_misc_functions( struct svga_context *svga );
 576 void svga_init_rasterizer_functions( struct svga_context *svga );
 577 void svga_init_sampler_functions( struct svga_context *svga );
 578 void svga_init_fs_functions( struct svga_context *svga );
 579 void svga_init_vs_functions( struct svga_context *svga );
 580 void svga_init_gs_functions( struct svga_context *svga );
 581 void svga_init_vertex_functions( struct svga_context *svga );
 582 void svga_init_constbuffer_functions( struct svga_context *svga );
 583 void svga_init_draw_functions( struct svga_context *svga );
 584 void svga_init_query_functions( struct svga_context *svga );
 585 void svga_init_surface_functions(struct svga_context *svga);
 586 void svga_init_stream_output_functions( struct svga_context *svga );
 587
 588 void svga_cleanup_vertex_state( struct svga_context *svga );
 589 void svga_cleanup_tss_binding( struct svga_context *svga );
 590 void svga_cleanup_framebuffer( struct svga_context *svga );
 591
 592 void svga_context_flush( struct svga_context *svga,
 593                          struct pipe_fence_handle **pfence );
 594
 595 void svga_context_finish(struct svga_context *svga);
 596
 597 void svga_hwtnl_flush_retry( struct svga_context *svga );
 598 void svga_hwtnl_flush_buffer( struct svga_context *svga,
 599                               struct pipe_resource *buffer );
 600
 601 void svga_surfaces_flush(struct svga_context *svga);
 602
 603 struct pipe_context *
 604 svga_context_create(struct pipe_screen *screen,
 605                     void *priv, unsigned flags);
 606
 607
 608 /***********************************************************************
 609  * Inline conversion functions.  These are better-typed than the
 610  * macros used previously:
 611  */
 612 static inline struct svga_context *
 613 svga_context( struct pipe_context *pipe )
 614 {
 615    return (struct svga_context *)pipe;
 616 }
 617
 618
 619 static inline boolean
 620 svga_have_gb_objects(const struct svga_context *svga)
 621 {
 622    return svga_screen(svga->pipe.screen)->sws->have_gb_objects;
 623 }
 624
 625 static inline boolean
 626 svga_have_gb_dma(const struct svga_context *svga)
 627 {
 628    return svga_screen(svga->pipe.screen)->sws->have_gb_dma;
 629 }
 630
 631 static inline boolean
 632 svga_have_vgpu10(const struct svga_context *svga)
 633 {
 634    return svga_screen(svga->pipe.screen)->sws->have_vgpu10;
 635 }
 636
 637 static inline boolean
 638 svga_need_to_rebind_resources(const struct svga_context *svga)
 639 {
 640    return svga_screen(svga->pipe.screen)->sws->need_to_rebind_resources;
 641 }
 642
 643 static inline boolean
 644 svga_rects_equal(const SVGA3dRect *r1, const SVGA3dRect *r2)
 645 {
 646    return memcmp(r1, r2, sizeof(*r1)) == 0;
 647 }
 648
 649 #endif