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/ralloc.h"
  36
  37 #include <xf86drm.h>
  38 #include "v3d_screen.h"
  39 #include "v3d_context.h"
  40 #include "v3d_resource.h"
  41 #include "compiler/v3d_compiler.h"
  42
  43 static const char *
  44 v3d_screen_get_name(struct pipe_screen *pscreen)
  45 {
  46         struct v3d_screen *screen = v3d_screen(pscreen);
  47
  48         if (!screen->name) {
  49                 screen->name = ralloc_asprintf(screen,
  50                                                "V3D %d.%d",
  51                                                screen->devinfo.ver / 10,
  52                                                screen->devinfo.ver % 10);
  53         }
  54
  55         return screen->name;
  56 }
  57
  58 static const char *
  59 v3d_screen_get_vendor(struct pipe_screen *pscreen)
  60 {
  61         return "Broadcom";
  62 }
  63
  64 static void
  65 v3d_screen_destroy(struct pipe_screen *pscreen)
  66 {
  67         struct v3d_screen *screen = v3d_screen(pscreen);
  68
  69         util_hash_table_destroy(screen->bo_handles);
  70         v3d_bufmgr_destroy(pscreen);
  71         slab_destroy_parent(&screen->transfer_pool);
  72
  73         if (using_v3d_simulator)
  74                 v3d_simulator_destroy(screen);
  75
  76         v3d_compiler_free(screen->compiler);
  77
  78         close(screen->fd);
  79         ralloc_free(pscreen);
  80 }
  81
  82 static bool
  83 v3d_has_feature(struct v3d_screen *screen, enum drm_v3d_param feature)
  84 {
  85         struct drm_v3d_get_param p = {
  86                 .param = feature,
  87         };
  88         int ret = v3d_ioctl(screen->fd, DRM_IOCTL_V3D_GET_PARAM, &p);
  89
  90         if (ret != 0)
  91                 return false;
  92
  93         return p.value;
  94 }
  95
  96 static int
  97 v3d_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
  98 {
  99         struct v3d_screen *screen = v3d_screen(pscreen);
 100
 101         switch (param) {
 102                 /* Supported features (boolean caps). */
 103         case PIPE_CAP_VERTEX_COLOR_CLAMPED:
 104         case PIPE_CAP_VERTEX_COLOR_UNCLAMPED:
 105         case PIPE_CAP_FRAGMENT_COLOR_CLAMPED:
 106         case PIPE_CAP_BUFFER_MAP_PERSISTENT_COHERENT:
 107         case PIPE_CAP_NPOT_TEXTURES:
 108         case PIPE_CAP_SHAREABLE_SHADERS:
 109         case PIPE_CAP_BLEND_EQUATION_SEPARATE:
 110         case PIPE_CAP_TEXTURE_MULTISAMPLE:
 111         case PIPE_CAP_TEXTURE_SWIZZLE:
 112         case PIPE_CAP_VERTEX_ELEMENT_INSTANCE_DIVISOR:
 113         case PIPE_CAP_START_INSTANCE:
 114         case PIPE_CAP_TGSI_INSTANCEID:
 115         case PIPE_CAP_SM3:
 116         case PIPE_CAP_TEXTURE_QUERY_LOD:
 117         case PIPE_CAP_PRIMITIVE_RESTART:
 118         case PIPE_CAP_OCCLUSION_QUERY:
 119         case PIPE_CAP_POINT_SPRITE:
 120         case PIPE_CAP_STREAM_OUTPUT_PAUSE_RESUME:
 121         case PIPE_CAP_COMPUTE:
 122         case PIPE_CAP_DRAW_INDIRECT:
 123         case PIPE_CAP_QUADS_FOLLOW_PROVOKING_VERTEX_CONVENTION:
 124         case PIPE_CAP_SIGNED_VERTEX_BUFFER_OFFSET:
 125         case PIPE_CAP_TGSI_CAN_READ_OUTPUTS:
 126         case PIPE_CAP_TGSI_PACK_HALF_FLOAT:
 127         case PIPE_CAP_TEXTURE_HALF_FLOAT_LINEAR:
 128                 return 1;
 129
 130         case PIPE_CAP_GENERATE_MIPMAP:
 131                 return v3d_has_feature(screen,DRM_V3D_PARAM_SUPPORTS_TFU);
 132
 133         case PIPE_CAP_INDEP_BLEND_ENABLE:
 134                 return screen->devinfo.ver >= 40;
 135
 136         case PIPE_CAP_CONSTANT_BUFFER_OFFSET_ALIGNMENT:
 137                 return 256;
 138
 139         case PIPE_CAP_SHADER_BUFFER_OFFSET_ALIGNMENT:
 140                 return 4;
 141
 142         case PIPE_CAP_GLSL_FEATURE_LEVEL:
 143                 return 400;
 144
 145         case PIPE_CAP_GLSL_FEATURE_LEVEL_COMPATIBILITY:
 146                 return 140;
 147
 148         case PIPE_CAP_TGSI_FS_COORD_ORIGIN_UPPER_LEFT:
 149                 return 1;
 150         case PIPE_CAP_TGSI_FS_COORD_ORIGIN_LOWER_LEFT:
 151                 return 0;
 152         case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_INTEGER:
 153                 if (screen->devinfo.ver >= 40)
 154                         return 0;
 155                 else
 156                         return 1;
 157         case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_HALF_INTEGER:
 158                 if (screen->devinfo.ver >= 40)
 159                         return 1;
 160                 else
 161                         return 0;
 162
 163         case PIPE_CAP_MIXED_FRAMEBUFFER_SIZES:
 164         case PIPE_CAP_MIXED_COLORBUFFER_FORMATS:
 165         case PIPE_CAP_MIXED_COLOR_DEPTH_BITS:
 166                 return 1;
 167
 168         case PIPE_CAP_MAX_STREAM_OUTPUT_BUFFERS:
 169                 return 4;
 170
 171                 /* Texturing. */
 172         case PIPE_CAP_MAX_TEXTURE_2D_LEVELS:
 173         case PIPE_CAP_MAX_TEXTURE_CUBE_LEVELS:
 174         case PIPE_CAP_MAX_TEXTURE_3D_LEVELS:
 175                 return VC5_MAX_MIP_LEVELS;
 176         case PIPE_CAP_MAX_TEXTURE_ARRAY_LAYERS:
 177                 return 2048;
 178
 179                 /* Render targets. */
 180         case PIPE_CAP_MAX_RENDER_TARGETS:
 181                 return 4;
 182
 183         case PIPE_CAP_VENDOR_ID:
 184                 return 0x14E4;
 185         case PIPE_CAP_ACCELERATED:
 186                 return 1;
 187         case PIPE_CAP_VIDEO_MEMORY: {
 188                 uint64_t system_memory;
 189
 190                 if (!os_get_total_physical_memory(&system_memory))
 191                         return 0;
 192
 193                 return (int)(system_memory >> 20);
 194         }
 195         case PIPE_CAP_UMA:
 196                 return 1;
 197
 198         default:
 199                 return u_pipe_screen_get_param_defaults(pscreen, param);
 200         }
 201 }
 202
 203 static float
 204 v3d_screen_get_paramf(struct pipe_screen *pscreen, enum pipe_capf param)
 205 {
 206         switch (param) {
 207         case PIPE_CAPF_MAX_LINE_WIDTH:
 208         case PIPE_CAPF_MAX_LINE_WIDTH_AA:
 209                 return 32;
 210
 211         case PIPE_CAPF_MAX_POINT_WIDTH:
 212         case PIPE_CAPF_MAX_POINT_WIDTH_AA:
 213                 return 512.0f;
 214
 215         case PIPE_CAPF_MAX_TEXTURE_ANISOTROPY:
 216                 return 0.0f;
 217         case PIPE_CAPF_MAX_TEXTURE_LOD_BIAS:
 218                 return 16.0f;
 219
 220         case PIPE_CAPF_MIN_CONSERVATIVE_RASTER_DILATE:
 221         case PIPE_CAPF_MAX_CONSERVATIVE_RASTER_DILATE:
 222         case PIPE_CAPF_CONSERVATIVE_RASTER_DILATE_GRANULARITY:
 223                 return 0.0f;
 224         default:
 225                 fprintf(stderr, "unknown paramf %d\n", param);
 226                 return 0;
 227         }
 228 }
 229
 230 static int
 231 v3d_screen_get_shader_param(struct pipe_screen *pscreen, unsigned shader,
 232                            enum pipe_shader_cap param)
 233 {
 234         if (shader != PIPE_SHADER_VERTEX &&
 235             shader != PIPE_SHADER_FRAGMENT) {
 236                 return 0;
 237         }
 238
 239         /* this is probably not totally correct.. but it's a start: */
 240         switch (param) {
 241         case PIPE_SHADER_CAP_MAX_INSTRUCTIONS:
 242         case PIPE_SHADER_CAP_MAX_ALU_INSTRUCTIONS:
 243         case PIPE_SHADER_CAP_MAX_TEX_INSTRUCTIONS:
 244         case PIPE_SHADER_CAP_MAX_TEX_INDIRECTIONS:
 245                 return 16384;
 246
 247         case PIPE_SHADER_CAP_MAX_CONTROL_FLOW_DEPTH:
 248                 return UINT_MAX;
 249
 250         case PIPE_SHADER_CAP_MAX_INPUTS:
 251                 if (shader == PIPE_SHADER_FRAGMENT)
 252                         return VC5_MAX_FS_INPUTS / 4;
 253                 else
 254                         return VC5_MAX_ATTRIBUTES;
 255         case PIPE_SHADER_CAP_MAX_OUTPUTS:
 256                 if (shader == PIPE_SHADER_FRAGMENT)
 257                         return 4;
 258                 else
 259                         return VC5_MAX_FS_INPUTS / 4;
 260         case PIPE_SHADER_CAP_MAX_TEMPS:
 261                 return 256; /* GL_MAX_PROGRAM_TEMPORARIES_ARB */
 262         case PIPE_SHADER_CAP_MAX_CONST_BUFFER_SIZE:
 263                 return 16 * 1024 * sizeof(float);
 264         case PIPE_SHADER_CAP_MAX_CONST_BUFFERS:
 265                 return 16;
 266         case PIPE_SHADER_CAP_TGSI_CONT_SUPPORTED:
 267                 return 0;
 268         case PIPE_SHADER_CAP_INDIRECT_INPUT_ADDR:
 269         case PIPE_SHADER_CAP_INDIRECT_OUTPUT_ADDR:
 270         case PIPE_SHADER_CAP_INDIRECT_TEMP_ADDR:
 271                 return 0;
 272         case PIPE_SHADER_CAP_INDIRECT_CONST_ADDR:
 273                 return 1;
 274         case PIPE_SHADER_CAP_SUBROUTINES:
 275                 return 0;
 276         case PIPE_SHADER_CAP_INTEGERS:
 277                 return 1;
 278         case PIPE_SHADER_CAP_FP16:
 279         case PIPE_SHADER_CAP_TGSI_DROUND_SUPPORTED:
 280         case PIPE_SHADER_CAP_TGSI_DFRACEXP_DLDEXP_SUPPORTED:
 281         case PIPE_SHADER_CAP_TGSI_LDEXP_SUPPORTED:
 282         case PIPE_SHADER_CAP_TGSI_FMA_SUPPORTED:
 283         case PIPE_SHADER_CAP_TGSI_ANY_INOUT_DECL_RANGE:
 284         case PIPE_SHADER_CAP_TGSI_SQRT_SUPPORTED:
 285         case PIPE_SHADER_CAP_MAX_HW_ATOMIC_COUNTERS:
 286         case PIPE_SHADER_CAP_MAX_HW_ATOMIC_COUNTER_BUFFERS:
 287                 return 0;
 288         case PIPE_SHADER_CAP_SCALAR_ISA:
 289                 return 1;
 290         case PIPE_SHADER_CAP_MAX_TEXTURE_SAMPLERS:
 291         case PIPE_SHADER_CAP_MAX_SAMPLER_VIEWS:
 292         case PIPE_SHADER_CAP_MAX_SHADER_IMAGES:
 293         case PIPE_SHADER_CAP_MAX_SHADER_BUFFERS:
 294                 return VC5_MAX_TEXTURE_SAMPLERS;
 295         case PIPE_SHADER_CAP_PREFERRED_IR:
 296                 return PIPE_SHADER_IR_NIR;
 297         case PIPE_SHADER_CAP_SUPPORTED_IRS:
 298                 return 0;
 299         case PIPE_SHADER_CAP_MAX_UNROLL_ITERATIONS_HINT:
 300                 return 32;
 301         case PIPE_SHADER_CAP_LOWER_IF_THRESHOLD:
 302         case PIPE_SHADER_CAP_TGSI_SKIP_MERGE_REGISTERS:
 303                 return 0;
 304         default:
 305                 fprintf(stderr, "unknown shader param %d\n", param);
 306                 return 0;
 307         }
 308         return 0;
 309 }
 310
 311 static boolean
 312 v3d_screen_is_format_supported(struct pipe_screen *pscreen,
 313                                enum pipe_format format,
 314                                enum pipe_texture_target target,
 315                                unsigned sample_count,
 316                                unsigned storage_sample_count,
 317                                unsigned usage)
 318 {
 319         struct v3d_screen *screen = v3d_screen(pscreen);
 320
 321         if (MAX2(1, sample_count) != MAX2(1, storage_sample_count))
 322                 return false;
 323
 324         if (sample_count > 1 && sample_count != VC5_MAX_SAMPLES)
 325                 return FALSE;
 326
 327         if (target >= PIPE_MAX_TEXTURE_TYPES) {
 328                 return FALSE;
 329         }
 330
 331         if (usage & PIPE_BIND_VERTEX_BUFFER) {
 332                 switch (format) {
 333                 case PIPE_FORMAT_R32G32B32A32_FLOAT:
 334                 case PIPE_FORMAT_R32G32B32_FLOAT:
 335                 case PIPE_FORMAT_R32G32_FLOAT:
 336                 case PIPE_FORMAT_R32_FLOAT:
 337                 case PIPE_FORMAT_R32G32B32A32_SNORM:
 338                 case PIPE_FORMAT_R32G32B32_SNORM:
 339                 case PIPE_FORMAT_R32G32_SNORM:
 340                 case PIPE_FORMAT_R32_SNORM:
 341                 case PIPE_FORMAT_R32G32B32A32_SSCALED:
 342                 case PIPE_FORMAT_R32G32B32_SSCALED:
 343                 case PIPE_FORMAT_R32G32_SSCALED:
 344                 case PIPE_FORMAT_R32_SSCALED:
 345                 case PIPE_FORMAT_R16G16B16A16_UNORM:
 346                 case PIPE_FORMAT_R16G16B16_UNORM:
 347                 case PIPE_FORMAT_R16G16_UNORM:
 348                 case PIPE_FORMAT_R16_UNORM:
 349                 case PIPE_FORMAT_R16G16B16A16_SNORM:
 350                 case PIPE_FORMAT_R16G16B16_SNORM:
 351                 case PIPE_FORMAT_R16G16_SNORM:
 352                 case PIPE_FORMAT_R16_SNORM:
 353                 case PIPE_FORMAT_R16G16B16A16_USCALED:
 354                 case PIPE_FORMAT_R16G16B16_USCALED:
 355                 case PIPE_FORMAT_R16G16_USCALED:
 356                 case PIPE_FORMAT_R16_USCALED:
 357                 case PIPE_FORMAT_R16G16B16A16_SSCALED:
 358                 case PIPE_FORMAT_R16G16B16_SSCALED:
 359                 case PIPE_FORMAT_R16G16_SSCALED:
 360                 case PIPE_FORMAT_R16_SSCALED:
 361                 case PIPE_FORMAT_R8G8B8A8_UNORM:
 362                 case PIPE_FORMAT_R8G8B8_UNORM:
 363                 case PIPE_FORMAT_R8G8_UNORM:
 364                 case PIPE_FORMAT_R8_UNORM:
 365                 case PIPE_FORMAT_R8G8B8A8_SNORM:
 366                 case PIPE_FORMAT_R8G8B8_SNORM:
 367                 case PIPE_FORMAT_R8G8_SNORM:
 368                 case PIPE_FORMAT_R8_SNORM:
 369                 case PIPE_FORMAT_R8G8B8A8_USCALED:
 370                 case PIPE_FORMAT_R8G8B8_USCALED:
 371                 case PIPE_FORMAT_R8G8_USCALED:
 372                 case PIPE_FORMAT_R8_USCALED:
 373                 case PIPE_FORMAT_R8G8B8A8_SSCALED:
 374                 case PIPE_FORMAT_R8G8B8_SSCALED:
 375                 case PIPE_FORMAT_R8G8_SSCALED:
 376                 case PIPE_FORMAT_R8_SSCALED:
 377                 case PIPE_FORMAT_R10G10B10A2_UNORM:
 378                 case PIPE_FORMAT_B10G10R10A2_UNORM:
 379                 case PIPE_FORMAT_R10G10B10A2_SNORM:
 380                 case PIPE_FORMAT_B10G10R10A2_SNORM:
 381                 case PIPE_FORMAT_R10G10B10A2_USCALED:
 382                 case PIPE_FORMAT_B10G10R10A2_USCALED:
 383                 case PIPE_FORMAT_R10G10B10A2_SSCALED:
 384                 case PIPE_FORMAT_B10G10R10A2_SSCALED:
 385                         break;
 386                 default:
 387                         return FALSE;
 388                 }
 389         }
 390
 391         if ((usage & PIPE_BIND_RENDER_TARGET) &&
 392             !v3d_rt_format_supported(&screen->devinfo, format)) {
 393                 return FALSE;
 394         }
 395
 396         if ((usage & PIPE_BIND_SAMPLER_VIEW) &&
 397             !v3d_tex_format_supported(&screen->devinfo, format)) {
 398                 return FALSE;
 399         }
 400
 401         if ((usage & PIPE_BIND_DEPTH_STENCIL) &&
 402             !(format == PIPE_FORMAT_S8_UINT_Z24_UNORM ||
 403               format == PIPE_FORMAT_X8Z24_UNORM ||
 404               format == PIPE_FORMAT_Z16_UNORM ||
 405               format == PIPE_FORMAT_Z32_FLOAT ||
 406               format == PIPE_FORMAT_Z32_FLOAT_S8X24_UINT)) {
 407                 return FALSE;
 408         }
 409
 410         if ((usage & PIPE_BIND_INDEX_BUFFER) &&
 411             !(format == PIPE_FORMAT_I8_UINT ||
 412               format == PIPE_FORMAT_I16_UINT ||
 413               format == PIPE_FORMAT_I32_UINT)) {
 414                 return FALSE;
 415         }
 416
 417         return TRUE;
 418 }
 419
 420 #define PTR_TO_UINT(x) ((unsigned)((intptr_t)(x)))
 421
 422 static unsigned handle_hash(void *key)
 423 {
 424     return PTR_TO_UINT(key);
 425 }
 426
 427 static int handle_compare(void *key1, void *key2)
 428 {
 429     return PTR_TO_UINT(key1) != PTR_TO_UINT(key2);
 430 }
 431
 432 static bool
 433 v3d_get_device_info(struct v3d_screen *screen)
 434 {
 435         struct drm_v3d_get_param ident0 = {
 436                 .param = DRM_V3D_PARAM_V3D_CORE0_IDENT0,
 437         };
 438         struct drm_v3d_get_param ident1 = {
 439                 .param = DRM_V3D_PARAM_V3D_CORE0_IDENT1,
 440         };
 441         int ret;
 442
 443         ret = v3d_ioctl(screen->fd, DRM_IOCTL_V3D_GET_PARAM, &ident0);
 444         if (ret != 0) {
 445                 fprintf(stderr, "Couldn't get V3D core IDENT0: %s\n",
 446                         strerror(errno));
 447                 return false;
 448         }
 449         ret = v3d_ioctl(screen->fd, DRM_IOCTL_V3D_GET_PARAM, &ident1);
 450         if (ret != 0) {
 451                 fprintf(stderr, "Couldn't get V3D core IDENT1: %s\n",
 452                         strerror(errno));
 453                 return false;
 454         }
 455
 456         uint32_t major = (ident0.value >> 24) & 0xff;
 457         uint32_t minor = (ident1.value >> 0) & 0xf;
 458         screen->devinfo.ver = major * 10 + minor;
 459
 460         screen->devinfo.vpm_size = (ident1.value >> 28 & 0xf) * 8192;
 461
 462         switch (screen->devinfo.ver) {
 463         case 33:
 464         case 41:
 465         case 42:
 466                 break;
 467         default:
 468                 fprintf(stderr,
 469                         "V3D %d.%d not supported by this version of Mesa.\n",
 470                         screen->devinfo.ver / 10,
 471                         screen->devinfo.ver % 10);
 472                 return false;
 473         }
 474
 475         return true;
 476 }
 477
 478 static const void *
 479 v3d_screen_get_compiler_options(struct pipe_screen *pscreen,
 480                                 enum pipe_shader_ir ir, unsigned shader)
 481 {
 482         return &v3d_nir_options;
 483 }
 484
 485 struct pipe_screen *
 486 v3d_screen_create(int fd, struct renderonly *ro)
 487 {
 488         struct v3d_screen *screen = rzalloc(NULL, struct v3d_screen);
 489         struct pipe_screen *pscreen;
 490
 491         pscreen = &screen->base;
 492
 493         pscreen->destroy = v3d_screen_destroy;
 494         pscreen->get_param = v3d_screen_get_param;
 495         pscreen->get_paramf = v3d_screen_get_paramf;
 496         pscreen->get_shader_param = v3d_screen_get_shader_param;
 497         pscreen->context_create = v3d_context_create;
 498         pscreen->is_format_supported = v3d_screen_is_format_supported;
 499
 500         screen->fd = fd;
 501         if (ro) {
 502                 screen->ro = renderonly_dup(ro);
 503                 if (!screen->ro) {
 504                         fprintf(stderr, "Failed to dup renderonly object\n");
 505                         ralloc_free(screen);
 506                         return NULL;
 507                 }
 508         }
 509         list_inithead(&screen->bo_cache.time_list);
 510         (void)mtx_init(&screen->bo_handles_mutex, mtx_plain);
 511         screen->bo_handles = util_hash_table_create(handle_hash, handle_compare);
 512
 513 #if defined(USE_V3D_SIMULATOR)
 514         v3d_simulator_init(screen);
 515 #endif
 516
 517         if (!v3d_get_device_info(screen))
 518                 goto fail;
 519
 520         slab_create_parent(&screen->transfer_pool, sizeof(struct v3d_transfer), 16);
 521
 522         v3d_fence_init(screen);
 523
 524         v3d_process_debug_variable();
 525
 526         v3d_resource_screen_init(pscreen);
 527
 528         screen->compiler = v3d_compiler_init(&screen->devinfo);
 529
 530         pscreen->get_name = v3d_screen_get_name;
 531         pscreen->get_vendor = v3d_screen_get_vendor;
 532         pscreen->get_device_vendor = v3d_screen_get_vendor;
 533         pscreen->get_compiler_options = v3d_screen_get_compiler_options;
 534
 535         return pscreen;
 536
 537 fail:
 538         close(fd);
 539         ralloc_free(pscreen);
 540         return NULL;
 541 }