src/gallium/drivers/v3d/v3d_screen.c

   1 /*
   2  * Copyright © 2014-2017 Broadcom
   3  * Copyright (C) 2012 Rob Clark <robclark@freedesktop.org>
   4  *
   5  * Permission is hereby granted, free of charge, to any person obtaining a
   6  * copy of this software and associated documentation files (the "Software"),
   7  * to deal in the Software without restriction, including without limitation
   8  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   9  * and/or sell copies of the Software, and to permit persons to whom the
  10  * Software is furnished to do so, subject to the following conditions:
  11  *
  12  * The above copyright notice and this permission notice (including the next
  13  * paragraph) shall be included in all copies or substantial portions of the
  14  * 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 DEALINGS
  22  * IN THE SOFTWARE.
  23  */
  24
  25 #include "util/os_misc.h"
  26 #include "pipe/p_defines.h"
  27 #include "pipe/p_screen.h"
  28 #include "pipe/p_state.h"
  29
  30 #include "util/u_debug.h"
  31 #include "util/u_memory.h"
  32 #include "util/u_format.h"
  33 #include "util/u_hash_table.h"
  34 #include "util/u_screen.h"
  35 #include "util/u_transfer_helper.h"
  36 #include "util/ralloc.h"
  37
  38 #include <xf86drm.h>
  39 #include "v3d_screen.h"
  40 #include "v3d_context.h"
  41 #include "v3d_resource.h"
  42 #include "compiler/v3d_compiler.h"
  43
  44 static const char *
  45 v3d_screen_get_name(struct pipe_screen *pscreen)
  46 {
  47         struct v3d_screen *screen = v3d_screen(pscreen);
  48
  49         if (!screen->name) {
  50                 screen->name = ralloc_asprintf(screen,
  51                                                "V3D %d.%d",
  52                                                screen->devinfo.ver / 10,
  53                                                screen->devinfo.ver % 10);
  54         }
  55
  56         return screen->name;
  57 }
  58
  59 static const char *
  60 v3d_screen_get_vendor(struct pipe_screen *pscreen)
  61 {
  62         return "Broadcom";
  63 }
  64
  65 static void
  66 v3d_screen_destroy(struct pipe_screen *pscreen)
  67 {
  68         struct v3d_screen *screen = v3d_screen(pscreen);
  69
  70         util_hash_table_destroy(screen->bo_handles);
  71         v3d_bufmgr_destroy(pscreen);
  72         slab_destroy_parent(&screen->transfer_pool);
  73         free(screen->ro);
  74
  75         if (using_v3d_simulator)
  76                 v3d_simulator_destroy(screen);
  77
  78         v3d_compiler_free(screen->compiler);
  79         u_transfer_helper_destroy(pscreen->transfer_helper);
  80
  81         close(screen->fd);
  82         ralloc_free(pscreen);
  83 }
  84
  85 static bool
  86 v3d_has_feature(struct v3d_screen *screen, enum drm_v3d_param feature)
  87 {
  88         struct drm_v3d_get_param p = {
  89                 .param = feature,
  90         };
  91         int ret = v3d_ioctl(screen->fd, DRM_IOCTL_V3D_GET_PARAM, &p);
  92
  93         if (ret != 0)
  94                 return false;
  95
  96         return p.value;
  97 }
  98
  99 static int
 100 v3d_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
 101 {
 102         struct v3d_screen *screen = v3d_screen(pscreen);
 103
 104         switch (param) {
 105                 /* Supported features (boolean caps). */
 106         case PIPE_CAP_VERTEX_COLOR_CLAMPED:
 107         case PIPE_CAP_VERTEX_COLOR_UNCLAMPED:
 108         case PIPE_CAP_FRAGMENT_COLOR_CLAMPED:
 109         case PIPE_CAP_BUFFER_MAP_PERSISTENT_COHERENT:
 110         case PIPE_CAP_NPOT_TEXTURES:
 111         case PIPE_CAP_SHAREABLE_SHADERS:
 112         case PIPE_CAP_BLEND_EQUATION_SEPARATE:
 113         case PIPE_CAP_TEXTURE_MULTISAMPLE:
 114         case PIPE_CAP_TEXTURE_SWIZZLE:
 115         case PIPE_CAP_VERTEX_ELEMENT_INSTANCE_DIVISOR:
 116         case PIPE_CAP_START_INSTANCE:
 117         case PIPE_CAP_TGSI_INSTANCEID:
 118         case PIPE_CAP_SM3:
 119         case PIPE_CAP_TEXTURE_QUERY_LOD:
 120         case PIPE_CAP_PRIMITIVE_RESTART:
 121         case PIPE_CAP_OCCLUSION_QUERY:
 122         case PIPE_CAP_POINT_SPRITE:
 123         case PIPE_CAP_STREAM_OUTPUT_PAUSE_RESUME:
 124         case PIPE_CAP_COMPUTE:
 125         case PIPE_CAP_DRAW_INDIRECT:
 126         case PIPE_CAP_MULTI_DRAW_INDIRECT:
 127         case PIPE_CAP_QUADS_FOLLOW_PROVOKING_VERTEX_CONVENTION:
 128         case PIPE_CAP_SIGNED_VERTEX_BUFFER_OFFSET:
 129         case PIPE_CAP_TGSI_CAN_READ_OUTPUTS:
 130         case PIPE_CAP_TGSI_PACK_HALF_FLOAT:
 131         case PIPE_CAP_TEXTURE_HALF_FLOAT_LINEAR:
 132         case PIPE_CAP_FRAMEBUFFER_NO_ATTACHMENT:
 133                 return 1;
 134
 135         case PIPE_CAP_PREFER_BLIT_BASED_TEXTURE_TRANSFER:
 136            return 0;
 137
 138         case PIPE_CAP_GENERATE_MIPMAP:
 139                 return v3d_has_feature(screen, DRM_V3D_PARAM_SUPPORTS_TFU);
 140
 141         case PIPE_CAP_INDEP_BLEND_ENABLE:
 142                 return screen->devinfo.ver >= 40;
 143
 144         case PIPE_CAP_CONSTANT_BUFFER_OFFSET_ALIGNMENT:
 145                 return 256;
 146
 147         case PIPE_CAP_MAX_TEXTURE_GATHER_COMPONENTS:
 148                 if (screen->devinfo.ver < 40)
 149                         return 0;
 150                 return 4;
 151
 152         case PIPE_CAP_SHADER_BUFFER_OFFSET_ALIGNMENT:
 153                 return 4;
 154
 155         case PIPE_CAP_GLSL_FEATURE_LEVEL:
 156                 return 330;
 157
 158         case PIPE_CAP_GLSL_FEATURE_LEVEL_COMPATIBILITY:
 159                 return 140;
 160
 161         case PIPE_CAP_TGSI_FS_COORD_ORIGIN_UPPER_LEFT:
 162                 return 1;
 163         case PIPE_CAP_TGSI_FS_COORD_ORIGIN_LOWER_LEFT:
 164                 return 0;
 165         case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_INTEGER:
 166                 if (screen->devinfo.ver >= 40)
 167                         return 0;
 168                 else
 169                         return 1;
 170         case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_HALF_INTEGER:
 171                 if (screen->devinfo.ver >= 40)
 172                         return 1;
 173                 else
 174                         return 0;
 175
 176         case PIPE_CAP_MIXED_FRAMEBUFFER_SIZES:
 177         case PIPE_CAP_MIXED_COLORBUFFER_FORMATS:
 178         case PIPE_CAP_MIXED_COLOR_DEPTH_BITS:
 179                 return 1;
 180
 181         case PIPE_CAP_MAX_STREAM_OUTPUT_BUFFERS:
 182                 return 4;
 183
 184         case PIPE_CAP_MAX_VARYINGS:
 185                 return V3D_MAX_FS_INPUTS / 4;
 186
 187                 /* Texturing. */
 188         case PIPE_CAP_MAX_TEXTURE_2D_LEVELS:
 189         case PIPE_CAP_MAX_TEXTURE_CUBE_LEVELS:
 190         case PIPE_CAP_MAX_TEXTURE_3D_LEVELS:
 191                 return V3D_MAX_MIP_LEVELS;
 192         case PIPE_CAP_MAX_TEXTURE_ARRAY_LAYERS:
 193                 return 2048;
 194
 195                 /* Render targets. */
 196         case PIPE_CAP_MAX_RENDER_TARGETS:
 197                 return 4;
 198
 199         case PIPE_CAP_VENDOR_ID:
 200                 return 0x14E4;
 201         case PIPE_CAP_ACCELERATED:
 202                 return 1;
 203         case PIPE_CAP_VIDEO_MEMORY: {
 204                 uint64_t system_memory;
 205
 206                 if (!os_get_total_physical_memory(&system_memory))
 207                         return 0;
 208
 209                 return (int)(system_memory >> 20);
 210         }
 211         case PIPE_CAP_UMA:
 212                 return 1;
 213
 214         default:
 215                 return u_pipe_screen_get_param_defaults(pscreen, param);
 216         }
 217 }
 218
 219 static float
 220 v3d_screen_get_paramf(struct pipe_screen *pscreen, enum pipe_capf param)
 221 {
 222         switch (param) {
 223         case PIPE_CAPF_MAX_LINE_WIDTH:
 224         case PIPE_CAPF_MAX_LINE_WIDTH_AA:
 225                 return 32;
 226
 227         case PIPE_CAPF_MAX_POINT_WIDTH:
 228         case PIPE_CAPF_MAX_POINT_WIDTH_AA:
 229                 return 512.0f;
 230
 231         case PIPE_CAPF_MAX_TEXTURE_ANISOTROPY:
 232                 return 0.0f;
 233         case PIPE_CAPF_MAX_TEXTURE_LOD_BIAS:
 234                 return 16.0f;
 235
 236         case PIPE_CAPF_MIN_CONSERVATIVE_RASTER_DILATE:
 237         case PIPE_CAPF_MAX_CONSERVATIVE_RASTER_DILATE:
 238         case PIPE_CAPF_CONSERVATIVE_RASTER_DILATE_GRANULARITY:
 239                 return 0.0f;
 240         default:
 241                 fprintf(stderr, "unknown paramf %d\n", param);
 242                 return 0;
 243         }
 244 }
 245
 246 static int
 247 v3d_screen_get_shader_param(struct pipe_screen *pscreen, unsigned shader,
 248                            enum pipe_shader_cap param)
 249 {
 250         struct v3d_screen *screen = v3d_screen(pscreen);
 251
 252         if (shader != PIPE_SHADER_VERTEX &&
 253             shader != PIPE_SHADER_FRAGMENT) {
 254                 return 0;
 255         }
 256
 257         /* this is probably not totally correct.. but it's a start: */
 258         switch (param) {
 259         case PIPE_SHADER_CAP_MAX_INSTRUCTIONS:
 260         case PIPE_SHADER_CAP_MAX_ALU_INSTRUCTIONS:
 261         case PIPE_SHADER_CAP_MAX_TEX_INSTRUCTIONS:
 262         case PIPE_SHADER_CAP_MAX_TEX_INDIRECTIONS:
 263                 return 16384;
 264
 265         case PIPE_SHADER_CAP_MAX_CONTROL_FLOW_DEPTH:
 266                 return UINT_MAX;
 267
 268         case PIPE_SHADER_CAP_MAX_INPUTS:
 269                 if (shader == PIPE_SHADER_FRAGMENT)
 270                         return V3D_MAX_FS_INPUTS / 4;
 271                 else
 272                         return V3D_MAX_VS_INPUTS / 4;
 273         case PIPE_SHADER_CAP_MAX_OUTPUTS:
 274                 if (shader == PIPE_SHADER_FRAGMENT)
 275                         return 4;
 276                 else
 277                         return V3D_MAX_FS_INPUTS / 4;
 278         case PIPE_SHADER_CAP_MAX_TEMPS:
 279                 return 256; /* GL_MAX_PROGRAM_TEMPORARIES_ARB */
 280         case PIPE_SHADER_CAP_MAX_CONST_BUFFER_SIZE:
 281                 return 16 * 1024 * sizeof(float);
 282         case PIPE_SHADER_CAP_MAX_CONST_BUFFERS:
 283                 return 16;
 284         case PIPE_SHADER_CAP_TGSI_CONT_SUPPORTED:
 285                 return 0;
 286         case PIPE_SHADER_CAP_INDIRECT_INPUT_ADDR:
 287         case PIPE_SHADER_CAP_INDIRECT_OUTPUT_ADDR:
 288         case PIPE_SHADER_CAP_INDIRECT_TEMP_ADDR:
 289                 return 0;
 290         case PIPE_SHADER_CAP_INDIRECT_CONST_ADDR:
 291                 return 1;
 292         case PIPE_SHADER_CAP_SUBROUTINES:
 293                 return 0;
 294         case PIPE_SHADER_CAP_INTEGERS:
 295                 return 1;
 296         case PIPE_SHADER_CAP_FP16:
 297         case PIPE_SHADER_CAP_TGSI_DROUND_SUPPORTED:
 298         case PIPE_SHADER_CAP_TGSI_DFRACEXP_DLDEXP_SUPPORTED:
 299         case PIPE_SHADER_CAP_TGSI_LDEXP_SUPPORTED:
 300         case PIPE_SHADER_CAP_TGSI_FMA_SUPPORTED:
 301         case PIPE_SHADER_CAP_TGSI_ANY_INOUT_DECL_RANGE:
 302         case PIPE_SHADER_CAP_TGSI_SQRT_SUPPORTED:
 303         case PIPE_SHADER_CAP_MAX_HW_ATOMIC_COUNTERS:
 304         case PIPE_SHADER_CAP_MAX_HW_ATOMIC_COUNTER_BUFFERS:
 305                 return 0;
 306         case PIPE_SHADER_CAP_SCALAR_ISA:
 307                 return 1;
 308         case PIPE_SHADER_CAP_MAX_TEXTURE_SAMPLERS:
 309         case PIPE_SHADER_CAP_MAX_SAMPLER_VIEWS:
 310                 return V3D_MAX_TEXTURE_SAMPLERS;
 311
 312         case PIPE_SHADER_CAP_MAX_SHADER_BUFFERS:
 313                 return PIPE_MAX_SHADER_BUFFERS;
 314
 315         case PIPE_SHADER_CAP_MAX_SHADER_IMAGES:
 316                 if (screen->devinfo.ver < 41)
 317                         return 0;
 318                 else
 319                         return PIPE_MAX_SHADER_IMAGES;
 320
 321         case PIPE_SHADER_CAP_PREFERRED_IR:
 322                 return PIPE_SHADER_IR_NIR;
 323         case PIPE_SHADER_CAP_SUPPORTED_IRS:
 324                 return 0;
 325         case PIPE_SHADER_CAP_MAX_UNROLL_ITERATIONS_HINT:
 326                 return 32;
 327         case PIPE_SHADER_CAP_LOWER_IF_THRESHOLD:
 328         case PIPE_SHADER_CAP_TGSI_SKIP_MERGE_REGISTERS:
 329                 return 0;
 330         default:
 331                 fprintf(stderr, "unknown shader param %d\n", param);
 332                 return 0;
 333         }
 334         return 0;
 335 }
 336
 337 static boolean
 338 v3d_screen_is_format_supported(struct pipe_screen *pscreen,
 339                                enum pipe_format format,
 340                                enum pipe_texture_target target,
 341                                unsigned sample_count,
 342                                unsigned storage_sample_count,
 343                                unsigned usage)
 344 {
 345         struct v3d_screen *screen = v3d_screen(pscreen);
 346
 347         if (MAX2(1, sample_count) != MAX2(1, storage_sample_count))
 348                 return false;
 349
 350         if (sample_count > 1 && sample_count != V3D_MAX_SAMPLES)
 351                 return FALSE;
 352
 353         if (target >= PIPE_MAX_TEXTURE_TYPES) {
 354                 return FALSE;
 355         }
 356
 357         if (usage & PIPE_BIND_VERTEX_BUFFER) {
 358                 switch (format) {
 359                 case PIPE_FORMAT_R32G32B32A32_FLOAT:
 360                 case PIPE_FORMAT_R32G32B32_FLOAT:
 361                 case PIPE_FORMAT_R32G32_FLOAT:
 362                 case PIPE_FORMAT_R32_FLOAT:
 363                 case PIPE_FORMAT_R32G32B32A32_SNORM:
 364                 case PIPE_FORMAT_R32G32B32_SNORM:
 365                 case PIPE_FORMAT_R32G32_SNORM:
 366                 case PIPE_FORMAT_R32_SNORM:
 367                 case PIPE_FORMAT_R32G32B32A32_SSCALED:
 368                 case PIPE_FORMAT_R32G32B32_SSCALED:
 369                 case PIPE_FORMAT_R32G32_SSCALED:
 370                 case PIPE_FORMAT_R32_SSCALED:
 371                 case PIPE_FORMAT_R16G16B16A16_UNORM:
 372                 case PIPE_FORMAT_R16G16B16_UNORM:
 373                 case PIPE_FORMAT_R16G16_UNORM:
 374                 case PIPE_FORMAT_R16_UNORM:
 375                 case PIPE_FORMAT_R16G16B16A16_SNORM:
 376                 case PIPE_FORMAT_R16G16B16_SNORM:
 377                 case PIPE_FORMAT_R16G16_SNORM:
 378                 case PIPE_FORMAT_R16_SNORM:
 379                 case PIPE_FORMAT_R16G16B16A16_USCALED:
 380                 case PIPE_FORMAT_R16G16B16_USCALED:
 381                 case PIPE_FORMAT_R16G16_USCALED:
 382                 case PIPE_FORMAT_R16_USCALED:
 383                 case PIPE_FORMAT_R16G16B16A16_SSCALED:
 384                 case PIPE_FORMAT_R16G16B16_SSCALED:
 385                 case PIPE_FORMAT_R16G16_SSCALED:
 386                 case PIPE_FORMAT_R16_SSCALED:
 387                 case PIPE_FORMAT_R8G8B8A8_UNORM:
 388                 case PIPE_FORMAT_R8G8B8_UNORM:
 389                 case PIPE_FORMAT_R8G8_UNORM:
 390                 case PIPE_FORMAT_R8_UNORM:
 391                 case PIPE_FORMAT_R8G8B8A8_SNORM:
 392                 case PIPE_FORMAT_R8G8B8_SNORM:
 393                 case PIPE_FORMAT_R8G8_SNORM:
 394                 case PIPE_FORMAT_R8_SNORM:
 395                 case PIPE_FORMAT_R8G8B8A8_USCALED:
 396                 case PIPE_FORMAT_R8G8B8_USCALED:
 397                 case PIPE_FORMAT_R8G8_USCALED:
 398                 case PIPE_FORMAT_R8_USCALED:
 399                 case PIPE_FORMAT_R8G8B8A8_SSCALED:
 400                 case PIPE_FORMAT_R8G8B8_SSCALED:
 401                 case PIPE_FORMAT_R8G8_SSCALED:
 402                 case PIPE_FORMAT_R8_SSCALED:
 403                 case PIPE_FORMAT_R10G10B10A2_UNORM:
 404                 case PIPE_FORMAT_B10G10R10A2_UNORM:
 405                 case PIPE_FORMAT_R10G10B10A2_SNORM:
 406                 case PIPE_FORMAT_B10G10R10A2_SNORM:
 407                 case PIPE_FORMAT_R10G10B10A2_USCALED:
 408                 case PIPE_FORMAT_B10G10R10A2_USCALED:
 409                 case PIPE_FORMAT_R10G10B10A2_SSCALED:
 410                 case PIPE_FORMAT_B10G10R10A2_SSCALED:
 411                         break;
 412                 default:
 413                         return FALSE;
 414                 }
 415         }
 416
 417         /* FORMAT_NONE gets allowed for ARB_framebuffer_no_attachments's probe
 418          * of FRAMEBUFFER_MAX_SAMPLES
 419          */
 420         if ((usage & PIPE_BIND_RENDER_TARGET) &&
 421             format != PIPE_FORMAT_NONE &&
 422             !v3d_rt_format_supported(&screen->devinfo, format)) {
 423                 return FALSE;
 424         }
 425
 426         if ((usage & PIPE_BIND_SAMPLER_VIEW) &&
 427             !v3d_tex_format_supported(&screen->devinfo, format)) {
 428                 return FALSE;
 429         }
 430
 431         if ((usage & PIPE_BIND_DEPTH_STENCIL) &&
 432             !(format == PIPE_FORMAT_S8_UINT_Z24_UNORM ||
 433               format == PIPE_FORMAT_X8Z24_UNORM ||
 434               format == PIPE_FORMAT_Z16_UNORM ||
 435               format == PIPE_FORMAT_Z32_FLOAT ||
 436               format == PIPE_FORMAT_Z32_FLOAT_S8X24_UINT)) {
 437                 return FALSE;
 438         }
 439
 440         if ((usage & PIPE_BIND_INDEX_BUFFER) &&
 441             !(format == PIPE_FORMAT_I8_UINT ||
 442               format == PIPE_FORMAT_I16_UINT ||
 443               format == PIPE_FORMAT_I32_UINT)) {
 444                 return FALSE;
 445         }
 446
 447         return TRUE;
 448 }
 449
 450 #define PTR_TO_UINT(x) ((unsigned)((intptr_t)(x)))
 451
 452 static unsigned handle_hash(void *key)
 453 {
 454     return PTR_TO_UINT(key);
 455 }
 456
 457 static int handle_compare(void *key1, void *key2)
 458 {
 459     return PTR_TO_UINT(key1) != PTR_TO_UINT(key2);
 460 }
 461
 462 static bool
 463 v3d_get_device_info(struct v3d_screen *screen)
 464 {
 465         struct drm_v3d_get_param ident0 = {
 466                 .param = DRM_V3D_PARAM_V3D_CORE0_IDENT0,
 467         };
 468         struct drm_v3d_get_param ident1 = {
 469                 .param = DRM_V3D_PARAM_V3D_CORE0_IDENT1,
 470         };
 471         int ret;
 472
 473         ret = v3d_ioctl(screen->fd, DRM_IOCTL_V3D_GET_PARAM, &ident0);
 474         if (ret != 0) {
 475                 fprintf(stderr, "Couldn't get V3D core IDENT0: %s\n",
 476                         strerror(errno));
 477                 return false;
 478         }
 479         ret = v3d_ioctl(screen->fd, DRM_IOCTL_V3D_GET_PARAM, &ident1);
 480         if (ret != 0) {
 481                 fprintf(stderr, "Couldn't get V3D core IDENT1: %s\n",
 482                         strerror(errno));
 483                 return false;
 484         }
 485
 486         uint32_t major = (ident0.value >> 24) & 0xff;
 487         uint32_t minor = (ident1.value >> 0) & 0xf;
 488         screen->devinfo.ver = major * 10 + minor;
 489
 490         screen->devinfo.vpm_size = (ident1.value >> 28 & 0xf) * 8192;
 491
 492         switch (screen->devinfo.ver) {
 493         case 33:
 494         case 41:
 495         case 42:
 496                 break;
 497         default:
 498                 fprintf(stderr,
 499                         "V3D %d.%d not supported by this version of Mesa.\n",
 500                         screen->devinfo.ver / 10,
 501                         screen->devinfo.ver % 10);
 502                 return false;
 503         }
 504
 505         return true;
 506 }
 507
 508 static const void *
 509 v3d_screen_get_compiler_options(struct pipe_screen *pscreen,
 510                                 enum pipe_shader_ir ir, unsigned shader)
 511 {
 512         return &v3d_nir_options;
 513 }
 514
 515 struct pipe_screen *
 516 v3d_screen_create(int fd, struct renderonly *ro)
 517 {
 518         struct v3d_screen *screen = rzalloc(NULL, struct v3d_screen);
 519         struct pipe_screen *pscreen;
 520
 521         pscreen = &screen->base;
 522
 523         pscreen->destroy = v3d_screen_destroy;
 524         pscreen->get_param = v3d_screen_get_param;
 525         pscreen->get_paramf = v3d_screen_get_paramf;
 526         pscreen->get_shader_param = v3d_screen_get_shader_param;
 527         pscreen->context_create = v3d_context_create;
 528         pscreen->is_format_supported = v3d_screen_is_format_supported;
 529
 530         screen->fd = fd;
 531         if (ro) {
 532                 screen->ro = renderonly_dup(ro);
 533                 if (!screen->ro) {
 534                         fprintf(stderr, "Failed to dup renderonly object\n");
 535                         ralloc_free(screen);
 536                         return NULL;
 537                 }
 538         }
 539         list_inithead(&screen->bo_cache.time_list);
 540         (void)mtx_init(&screen->bo_handles_mutex, mtx_plain);
 541         screen->bo_handles = util_hash_table_create(handle_hash, handle_compare);
 542
 543 #if defined(USE_V3D_SIMULATOR)
 544         v3d_simulator_init(screen);
 545 #endif
 546
 547         if (!v3d_get_device_info(screen))
 548                 goto fail;
 549
 550         slab_create_parent(&screen->transfer_pool, sizeof(struct v3d_transfer), 16);
 551
 552         v3d_fence_init(screen);
 553
 554         v3d_process_debug_variable();
 555
 556         v3d_resource_screen_init(pscreen);
 557
 558         screen->compiler = v3d_compiler_init(&screen->devinfo);
 559
 560         pscreen->get_name = v3d_screen_get_name;
 561         pscreen->get_vendor = v3d_screen_get_vendor;
 562         pscreen->get_device_vendor = v3d_screen_get_vendor;
 563         pscreen->get_compiler_options = v3d_screen_get_compiler_options;
 564
 565         return pscreen;
 566
 567 fail:
 568         close(fd);
 569         ralloc_free(pscreen);
 570         return NULL;
 571 }