src/gallium/drivers/galahad/glhd_screen.c

   1 /**************************************************************************
   2  *
   3  * Copyright 2009 VMware, Inc.
   4  * 2010 Corbin Simpson <MostAwesomeDude@gmail.com>
   5  * All Rights Reserved.
   6  *
   7  * Permission is hereby granted, free of charge, to any person obtaining a
   8  * copy of this software and associated documentation files (the
   9  * "Software"), to deal in the Software without restriction, including
  10  * without limitation the rights to use, copy, modify, merge, publish,
  11  * distribute, sub license, and/or sell copies of the Software, and to
  12  * permit persons to whom the Software is furnished to do so, subject to
  13  * the following conditions:
  14  *
  15  * The above copyright notice and this permission notice (including the
  16  * next paragraph) shall be included in all copies or substantial portions
  17  * of the Software.
  18  *
  19  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  20  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  21  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
  22  * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
  23  * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
  24  * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
  25  * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  26  *
  27  **************************************************************************/
  28
  29
  30 #include "pipe/p_screen.h"
  31 #include "pipe/p_state.h"
  32 #include "util/u_memory.h"
  33 #include "util/u_math.h"
  34 #include "util/u_format.h"
  35
  36 #include "glhd_public.h"
  37 #include "glhd_screen.h"
  38 #include "glhd_context.h"
  39 #include "glhd_objects.h"
  40
  41 DEBUG_GET_ONCE_BOOL_OPTION(galahad, "GALLIUM_GALAHAD", FALSE)
  42
  43 static void
  44 galahad_screen_destroy(struct pipe_screen *_screen)
  45 {
  46    struct galahad_screen *glhd_screen = galahad_screen(_screen);
  47    struct pipe_screen *screen = glhd_screen->screen;
  48
  49    screen->destroy(screen);
  50
  51    FREE(glhd_screen);
  52 }
  53
  54 static const char *
  55 galahad_screen_get_name(struct pipe_screen *_screen)
  56 {
  57    struct galahad_screen *glhd_screen = galahad_screen(_screen);
  58    struct pipe_screen *screen = glhd_screen->screen;
  59
  60    return screen->get_name(screen);
  61 }
  62
  63 static const char *
  64 galahad_screen_get_vendor(struct pipe_screen *_screen)
  65 {
  66    struct galahad_screen *glhd_screen = galahad_screen(_screen);
  67    struct pipe_screen *screen = glhd_screen->screen;
  68
  69    return screen->get_vendor(screen);
  70 }
  71
  72 static int
  73 galahad_screen_get_param(struct pipe_screen *_screen,
  74                           enum pipe_cap param)
  75 {
  76    struct galahad_screen *glhd_screen = galahad_screen(_screen);
  77    struct pipe_screen *screen = glhd_screen->screen;
  78
  79    return screen->get_param(screen,
  80                             param);
  81 }
  82
  83 static int
  84 galahad_screen_get_shader_param(struct pipe_screen *_screen,
  85                           unsigned shader, enum pipe_shader_cap param)
  86 {
  87    struct galahad_screen *glhd_screen = galahad_screen(_screen);
  88    struct pipe_screen *screen = glhd_screen->screen;
  89
  90    return screen->get_shader_param(screen, shader,
  91                             param);
  92 }
  93
  94 static float
  95 galahad_screen_get_paramf(struct pipe_screen *_screen,
  96                            enum pipe_capf param)
  97 {
  98    struct galahad_screen *glhd_screen = galahad_screen(_screen);
  99    struct pipe_screen *screen = glhd_screen->screen;
 100
 101    return screen->get_paramf(screen,
 102                              param);
 103 }
 104
 105 static boolean
 106 galahad_screen_is_format_supported(struct pipe_screen *_screen,
 107                                     enum pipe_format format,
 108                                     enum pipe_texture_target target,
 109                                     unsigned sample_count,
 110                                     unsigned tex_usage)
 111 {
 112    struct galahad_screen *glhd_screen = galahad_screen(_screen);
 113    struct pipe_screen *screen = glhd_screen->screen;
 114
 115    if (target >= PIPE_MAX_TEXTURE_TYPES) {
 116       glhd_warn("Received bogus texture target %d", target);
 117    }
 118
 119    return screen->is_format_supported(screen,
 120                                       format,
 121                                       target,
 122                                       sample_count,
 123                                       tex_usage);
 124 }
 125
 126 static struct pipe_context *
 127 galahad_screen_context_create(struct pipe_screen *_screen,
 128                                void *priv)
 129 {
 130    struct galahad_screen *glhd_screen = galahad_screen(_screen);
 131    struct pipe_screen *screen = glhd_screen->screen;
 132    struct pipe_context *result;
 133
 134    result = screen->context_create(screen, priv);
 135    if (result)
 136       return galahad_context_create(_screen, result);
 137    return NULL;
 138 }
 139
 140 static struct pipe_resource *
 141 galahad_screen_resource_create(struct pipe_screen *_screen,
 142                                 const struct pipe_resource *templat)
 143 {
 144    struct galahad_screen *glhd_screen = galahad_screen(_screen);
 145    struct pipe_screen *screen = glhd_screen->screen;
 146    struct pipe_resource *result;
 147
 148    glhd_check("%u", templat->width0, >= 1);
 149    glhd_check("%u", templat->height0, >= 1);
 150    glhd_check("%u", templat->depth0, >= 1);
 151    glhd_check("%u", templat->array_size, >= 1);
 152
 153    if (templat->target == PIPE_BUFFER) {
 154       glhd_check("%u", templat->last_level, == 0);
 155       glhd_check("%u", templat->height0, == 1);
 156       glhd_check("%u", templat->depth0,  == 1);
 157       glhd_check("%u", templat->array_size, == 1);
 158    } else if (templat->target == PIPE_TEXTURE_1D) {
 159       unsigned max_texture_2d_levels = screen->get_param(screen, PIPE_CAP_MAX_TEXTURE_2D_LEVELS);
 160       glhd_check("%u", templat->last_level, < max_texture_2d_levels);
 161       glhd_check("%u", templat->width0,  <= (1 << (max_texture_2d_levels - 1)));
 162       glhd_check("%u", templat->height0, == 1);
 163       glhd_check("%u", templat->depth0,  == 1);
 164       glhd_check("%u", templat->array_size, == 1);
 165    } else if (templat->target == PIPE_TEXTURE_2D) {
 166       unsigned max_texture_2d_levels = screen->get_param(screen, PIPE_CAP_MAX_TEXTURE_2D_LEVELS);
 167       glhd_check("%u", templat->last_level, < max_texture_2d_levels);
 168       glhd_check("%u", templat->width0,  <= (1 << (max_texture_2d_levels - 1)));
 169       glhd_check("%u", templat->height0, <= (1 << (max_texture_2d_levels - 1)));
 170       glhd_check("%u", templat->depth0,  == 1);
 171       glhd_check("%u", templat->array_size, == 1);
 172    } else if (templat->target == PIPE_TEXTURE_CUBE) {
 173       unsigned max_texture_cube_levels = screen->get_param(screen, PIPE_CAP_MAX_TEXTURE_CUBE_LEVELS);
 174       glhd_check("%u", templat->last_level, < max_texture_cube_levels);
 175       glhd_check("%u", templat->width0,  <= (1 << (max_texture_cube_levels - 1)));
 176       glhd_check("%u", templat->height0, == templat->width0);
 177       glhd_check("%u", templat->depth0,  == 1);
 178       glhd_check("%u", templat->array_size, == 6);
 179    } else if (templat->target == PIPE_TEXTURE_CUBE_ARRAY) {
 180       unsigned max_texture_cube_levels = screen->get_param(screen, PIPE_CAP_MAX_TEXTURE_CUBE_LEVELS);
 181       glhd_check("%u", templat->last_level, < max_texture_cube_levels);
 182       glhd_check("%u", templat->width0,  <= (1 << (max_texture_cube_levels - 1)));
 183       glhd_check("%u", templat->height0, == templat->width0);
 184       glhd_check("%u", templat->depth0,  == 1);
 185       glhd_check("%u", templat->array_size, % 6 == 0);
 186    } else if (templat->target == PIPE_TEXTURE_RECT) {
 187       unsigned max_texture_2d_levels = screen->get_param(screen, PIPE_CAP_MAX_TEXTURE_2D_LEVELS);
 188       glhd_check("%u", templat->last_level, == 0);
 189       glhd_check("%u", templat->width0,  <= (1 << (max_texture_2d_levels - 1)));
 190       glhd_check("%u", templat->height0, <= (1 << (max_texture_2d_levels - 1)));
 191       glhd_check("%u", templat->depth0,  == 1);
 192       glhd_check("%u", templat->array_size, == 1);
 193    } else if (templat->target == PIPE_TEXTURE_3D) {
 194       unsigned max_texture_3d_levels = screen->get_param(screen, PIPE_CAP_MAX_TEXTURE_3D_LEVELS);
 195       glhd_check("%u", templat->last_level, < max_texture_3d_levels);
 196       glhd_check("%u", templat->width0,  <= (1 << (max_texture_3d_levels - 1)));
 197       glhd_check("%u", templat->height0, <= (1 << (max_texture_3d_levels - 1)));
 198       glhd_check("%u", templat->depth0,  <= (1 << (max_texture_3d_levels - 1)));
 199       glhd_check("%u", templat->array_size, == 1);
 200    } else if (templat->target == PIPE_TEXTURE_1D_ARRAY) {
 201       unsigned max_texture_2d_levels = screen->get_param(screen, PIPE_CAP_MAX_TEXTURE_2D_LEVELS);
 202       glhd_check("%u", templat->last_level, < max_texture_2d_levels);
 203       glhd_check("%u", templat->width0,  <= (1 << (max_texture_2d_levels - 1)));
 204       glhd_check("%u", templat->height0, == 1);
 205       glhd_check("%u", templat->depth0,  == 1);
 206       glhd_check("%u", templat->array_size, <= screen->get_param(screen, PIPE_CAP_MAX_TEXTURE_ARRAY_LAYERS));
 207    } else if (templat->target == PIPE_TEXTURE_2D_ARRAY) {
 208       unsigned max_texture_2d_levels = screen->get_param(screen, PIPE_CAP_MAX_TEXTURE_2D_LEVELS);
 209       glhd_check("%u", templat->last_level, < max_texture_2d_levels);
 210       glhd_check("%u", templat->width0,  <= (1 << (max_texture_2d_levels - 1)));
 211       glhd_check("%u", templat->height0, <= (1 << (max_texture_2d_levels - 1)));
 212       glhd_check("%u", templat->depth0,  == 1);
 213       glhd_check("%u", templat->array_size, <= screen->get_param(screen, PIPE_CAP_MAX_TEXTURE_ARRAY_LAYERS));
 214    } else {
 215       glhd_warn("Received bogus resource target %d", templat->target);
 216    }
 217
 218    if(templat->target != PIPE_TEXTURE_RECT && templat->target != PIPE_BUFFER && !screen->get_param(screen, PIPE_CAP_NPOT_TEXTURES))
 219    {
 220       if(!util_is_power_of_two(templat->width0) || !util_is_power_of_two(templat->height0))
 221          glhd_warn("Requested NPOT (%ux%u) non-rectangle texture without NPOT support", templat->width0, templat->height0);
 222    }
 223
 224    if (templat->target != PIPE_BUFFER &&
 225        !screen->is_format_supported(screen, templat->format, templat->target, templat->nr_samples, templat->bind)) {
 226       glhd_warn("Requested format=%s target=%u samples=%u bind=0x%x unsupported",
 227          util_format_name(templat->format), templat->target, templat->nr_samples, templat->bind);
 228    }
 229
 230    result = screen->resource_create(screen,
 231                                     templat);
 232
 233    if (result)
 234       return galahad_resource_create(glhd_screen, result);
 235    return NULL;
 236 }
 237
 238 static struct pipe_resource *
 239 galahad_screen_resource_from_handle(struct pipe_screen *_screen,
 240                                      const struct pipe_resource *templ,
 241                                      struct winsys_handle *handle)
 242 {
 243    struct galahad_screen *glhd_screen = galahad_screen(_screen);
 244    struct pipe_screen *screen = glhd_screen->screen;
 245    struct pipe_resource *result;
 246
 247    /* TODO trace call */
 248
 249    result = screen->resource_from_handle(screen, templ, handle);
 250
 251    result = galahad_resource_create(galahad_screen(_screen), result);
 252
 253    return result;
 254 }
 255
 256 static boolean
 257 galahad_screen_resource_get_handle(struct pipe_screen *_screen,
 258                                     struct pipe_resource *_resource,
 259                                     struct winsys_handle *handle)
 260 {
 261    struct galahad_screen *glhd_screen = galahad_screen(_screen);
 262    struct galahad_resource *glhd_resource = galahad_resource(_resource);
 263    struct pipe_screen *screen = glhd_screen->screen;
 264    struct pipe_resource *resource = glhd_resource->resource;
 265
 266    /* TODO trace call */
 267
 268    return screen->resource_get_handle(screen, resource, handle);
 269 }
 270
 271
 272
 273 static void
 274 galahad_screen_resource_destroy(struct pipe_screen *screen,
 275                                  struct pipe_resource *_resource)
 276 {
 277    galahad_resource_destroy(galahad_resource(_resource));
 278 }
 279
 280
 281 static void
 282 galahad_screen_flush_frontbuffer(struct pipe_screen *_screen,
 283                                   struct pipe_resource *_resource,
 284                                   unsigned level, unsigned layer,
 285                                   void *context_private,
 286                                   struct pipe_box *sub_box)
 287 {
 288    struct galahad_screen *glhd_screen = galahad_screen(_screen);
 289    struct galahad_resource *glhd_resource = galahad_resource(_resource);
 290    struct pipe_screen *screen = glhd_screen->screen;
 291    struct pipe_resource *resource = glhd_resource->resource;
 292
 293    screen->flush_frontbuffer(screen,
 294                              resource,
 295                              level, layer,
 296                              context_private, sub_box);
 297 }
 298
 299 static void
 300 galahad_screen_fence_reference(struct pipe_screen *_screen,
 301                                 struct pipe_fence_handle **ptr,
 302                                 struct pipe_fence_handle *fence)
 303 {
 304    struct galahad_screen *glhd_screen = galahad_screen(_screen);
 305    struct pipe_screen *screen = glhd_screen->screen;
 306
 307    screen->fence_reference(screen,
 308                            ptr,
 309                            fence);
 310 }
 311
 312 static boolean
 313 galahad_screen_fence_signalled(struct pipe_screen *_screen,
 314                                 struct pipe_fence_handle *fence)
 315 {
 316    struct galahad_screen *glhd_screen = galahad_screen(_screen);
 317    struct pipe_screen *screen = glhd_screen->screen;
 318
 319    return screen->fence_signalled(screen,
 320                                   fence);
 321 }
 322
 323 static boolean
 324 galahad_screen_fence_finish(struct pipe_screen *_screen,
 325                              struct pipe_fence_handle *fence,
 326                              uint64_t timeout)
 327 {
 328    struct galahad_screen *glhd_screen = galahad_screen(_screen);
 329    struct pipe_screen *screen = glhd_screen->screen;
 330
 331    return screen->fence_finish(screen,
 332                                fence,
 333                                timeout);
 334 }
 335
 336 static uint64_t
 337 galahad_screen_get_timestamp(struct pipe_screen *_screen)
 338 {
 339    struct galahad_screen *glhd_screen = galahad_screen(_screen);
 340    struct pipe_screen *screen = glhd_screen->screen;
 341
 342    return screen->get_timestamp(screen);
 343 }
 344
 345 struct pipe_screen *
 346 galahad_screen_create(struct pipe_screen *screen)
 347 {
 348    struct galahad_screen *glhd_screen;
 349
 350    if (!debug_get_option_galahad())
 351       return screen;
 352
 353    glhd_screen = CALLOC_STRUCT(galahad_screen);
 354    if (!glhd_screen) {
 355       return screen;
 356    }
 357
 358 #define GLHD_SCREEN_INIT(_member) \
 359    glhd_screen->base . _member = screen -> _member ? galahad_screen_ ## _member : NULL
 360
 361    GLHD_SCREEN_INIT(destroy);
 362    GLHD_SCREEN_INIT(get_name);
 363    GLHD_SCREEN_INIT(get_vendor);
 364    GLHD_SCREEN_INIT(get_param);
 365    GLHD_SCREEN_INIT(get_shader_param);
 366    //GLHD_SCREEN_INIT(get_video_param);
 367    //GLHD_SCREEN_INIT(get_compute_param);
 368    GLHD_SCREEN_INIT(get_paramf);
 369    GLHD_SCREEN_INIT(is_format_supported);
 370    //GLHD_SCREEN_INIT(is_video_format_supported);
 371    GLHD_SCREEN_INIT(context_create);
 372    GLHD_SCREEN_INIT(resource_create);
 373    GLHD_SCREEN_INIT(resource_from_handle);
 374    GLHD_SCREEN_INIT(resource_get_handle);
 375    GLHD_SCREEN_INIT(resource_destroy);
 376    GLHD_SCREEN_INIT(flush_frontbuffer);
 377    GLHD_SCREEN_INIT(fence_reference);
 378    GLHD_SCREEN_INIT(fence_signalled);
 379    GLHD_SCREEN_INIT(fence_finish);
 380    GLHD_SCREEN_INIT(get_timestamp);
 381
 382 #undef GLHD_SCREEN_INIT
 383
 384    glhd_screen->screen = screen;
 385
 386    return &glhd_screen->base;
 387 }