src/gallium/drivers/panfrost/pan_screen.c

   1 /**************************************************************************
   2  *
   3  * Copyright 2008 VMware, Inc.
   4  * Copyright 2014 Broadcom
   5  * Copyright 2018 Alyssa Rosenzweig
   6  * All Rights Reserved.
   7  *
   8  * Permission is hereby granted, free of charge, to any person obtaining a
   9  * copy of this software and associated documentation files (the
  10  * "Software"), to deal in the Software without restriction, including
  11  * without limitation the rights to use, copy, modify, merge, publish,
  12  * distribute, sub license, and/or sell copies of the Software, and to
  13  * permit persons to whom the Software is furnished to do so, subject to
  14  * the following conditions:
  15  *
  16  * The above copyright notice and this permission notice (including the
  17  * next paragraph) shall be included in all copies or substantial portions
  18  * of the Software.
  19  *
  20  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  21  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  22  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
  23  * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
  24  * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
  25  * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
  26  * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  27  *
  28  **************************************************************************/
  29
  30
  31 #include "util/u_debug.h"
  32 #include "util/u_memory.h"
  33 #include "util/u_format.h"
  34 #include "util/u_format_s3tc.h"
  35 #include "util/u_video.h"
  36 #include "util/u_screen.h"
  37 #include "util/os_time.h"
  38 #include "pipe/p_defines.h"
  39 #include "pipe/p_screen.h"
  40 #include "draw/draw_context.h"
  41 #include <xf86drm.h>
  42
  43 #include <fcntl.h>
  44
  45 #include "drm-uapi/drm_fourcc.h"
  46
  47 #include "pan_screen.h"
  48 #include "pan_resource.h"
  49 #include "pan_public.h"
  50 #include "pan_util.h"
  51
  52 #include "pan_context.h"
  53 #include "midgard/midgard_compile.h"
  54
  55 static const struct debug_named_value debug_options[] = {
  56         {"msgs",      PAN_DBG_MSGS,     "Print debug messages"},
  57         DEBUG_NAMED_VALUE_END
  58 };
  59
  60 DEBUG_GET_ONCE_FLAGS_OPTION(pan_debug, "PAN_MESA_DEBUG", debug_options, 0)
  61
  62 int pan_debug = 0;
  63
  64 struct panfrost_driver *panfrost_create_drm_driver(int fd);
  65
  66 const char *pan_counters_base = NULL;
  67
  68 static const char *
  69 panfrost_get_name(struct pipe_screen *screen)
  70 {
  71         return "panfrost";
  72 }
  73
  74 static const char *
  75 panfrost_get_vendor(struct pipe_screen *screen)
  76 {
  77         return "panfrost";
  78 }
  79
  80 static const char *
  81 panfrost_get_device_vendor(struct pipe_screen *screen)
  82 {
  83         return "Arm";
  84 }
  85
  86 static int
  87 panfrost_get_param(struct pipe_screen *screen, enum pipe_cap param)
  88 {
  89         switch (param) {
  90         case PIPE_CAP_NPOT_TEXTURES:
  91         case PIPE_CAP_MIXED_FRAMEBUFFER_SIZES:
  92         case PIPE_CAP_MIXED_COLOR_DEPTH_BITS:
  93                 return 1;
  94
  95         case PIPE_CAP_SM3:
  96         case PIPE_CAP_POINT_SPRITE:
  97                 return 1;
  98
  99         case PIPE_CAP_MAX_RENDER_TARGETS:
 100         case PIPE_CAP_MAX_DUAL_SOURCE_RENDER_TARGETS:
 101                 return 1;
 102
 103         case PIPE_CAP_OCCLUSION_QUERY:
 104         case PIPE_CAP_QUERY_TIME_ELAPSED:
 105         case PIPE_CAP_QUERY_PIPELINE_STATISTICS:
 106                 return 1; /* TODO: Queries */
 107
 108         case PIPE_CAP_TEXTURE_MIRROR_CLAMP:
 109         case PIPE_CAP_TEXTURE_SWIZZLE:
 110                 return 1;
 111
 112         /* TODO: ES3. We expose these caps so we can access higher dEQP
 113          * tests; in actuality they are nonfunctional */
 114         case PIPE_CAP_MAX_STREAM_OUTPUT_BUFFERS:
 115                 return 4;
 116         case PIPE_CAP_TGSI_INSTANCEID:
 117         case PIPE_CAP_VERTEX_ELEMENT_INSTANCE_DIVISOR:
 118                 return 1;
 119
 120         case PIPE_CAP_MAX_TEXTURE_2D_SIZE:
 121                 return 4096;
 122         case PIPE_CAP_MAX_TEXTURE_3D_LEVELS:
 123         case PIPE_CAP_MAX_TEXTURE_CUBE_LEVELS:
 124                 return 13;
 125
 126         case PIPE_CAP_BLEND_EQUATION_SEPARATE:
 127                 return 1;
 128
 129         case PIPE_CAP_INDEP_BLEND_ENABLE:
 130                 return 1;
 131
 132         case PIPE_CAP_INDEP_BLEND_FUNC:
 133                 return 1;
 134
 135         case PIPE_CAP_TGSI_FS_COORD_ORIGIN_UPPER_LEFT:
 136         case PIPE_CAP_TGSI_FS_COORD_ORIGIN_LOWER_LEFT:
 137         case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_HALF_INTEGER:
 138         case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_INTEGER:
 139                 return 1;
 140
 141         case PIPE_CAP_DEPTH_CLIP_DISABLE:
 142                 return 1;
 143
 144         case PIPE_CAP_MAX_STREAM_OUTPUT_SEPARATE_COMPONENTS:
 145         case PIPE_CAP_MAX_STREAM_OUTPUT_INTERLEAVED_COMPONENTS:
 146                 return 16 * 4;
 147
 148         case PIPE_CAP_MAX_GEOMETRY_OUTPUT_VERTICES:
 149         case PIPE_CAP_MAX_GEOMETRY_TOTAL_OUTPUT_COMPONENTS:
 150                 return 1024;
 151
 152         case PIPE_CAP_MAX_VERTEX_STREAMS:
 153                 return 1;
 154
 155         case PIPE_CAP_SHADER_STENCIL_EXPORT:
 156                 return 1;
 157
 158         case PIPE_CAP_SEAMLESS_CUBE_MAP:
 159         case PIPE_CAP_SEAMLESS_CUBE_MAP_PER_TEXTURE:
 160                 return 1;
 161
 162         case PIPE_CAP_MAX_TEXTURE_ARRAY_LAYERS:
 163                 return 256; /* for GL3 */
 164
 165         case PIPE_CAP_CONDITIONAL_RENDER:
 166                 return 1;
 167
 168         case PIPE_CAP_FRAGMENT_COLOR_CLAMPED:
 169         case PIPE_CAP_VERTEX_COLOR_UNCLAMPED:
 170         case PIPE_CAP_VERTEX_COLOR_CLAMPED:
 171                 return 1;
 172
 173         case PIPE_CAP_GLSL_FEATURE_LEVEL:
 174                 return 330;
 175
 176         case PIPE_CAP_USER_VERTEX_BUFFERS: /* TODO */
 177         case PIPE_CAP_RESOURCE_FROM_USER_MEMORY:
 178                 return 0;
 179
 180         case PIPE_CAP_TGSI_VS_LAYER_VIEWPORT:
 181         case PIPE_CAP_DOUBLES:
 182         case PIPE_CAP_INT64:
 183         case PIPE_CAP_INT64_DIVMOD:
 184                 return 1;
 185
 186         case PIPE_CAP_CONSTANT_BUFFER_OFFSET_ALIGNMENT:
 187                 return 16;
 188
 189         case PIPE_CAP_MAX_VERTEX_ELEMENT_SRC_OFFSET:
 190                 return 0xffff;
 191
 192         case PIPE_CAP_QUERY_TIMESTAMP:
 193         case PIPE_CAP_CUBE_MAP_ARRAY:
 194                 return 1;
 195
 196         case PIPE_CAP_TEXTURE_BUFFER_OBJECTS:
 197                 return 1;
 198
 199         case PIPE_CAP_MAX_TEXTURE_BUFFER_SIZE:
 200                 return 65536;
 201
 202         case PIPE_CAP_TEXTURE_BUFFER_OFFSET_ALIGNMENT:
 203                 return 0;
 204
 205         case PIPE_CAP_PREFER_BLIT_BASED_TEXTURE_TRANSFER:
 206                 return 0;
 207
 208         case PIPE_CAP_MAX_VIEWPORTS:
 209                 return PIPE_MAX_VIEWPORTS;
 210
 211         case PIPE_CAP_ENDIANNESS:
 212                 return PIPE_ENDIAN_NATIVE;
 213
 214         case PIPE_CAP_MAX_TEXTURE_GATHER_COMPONENTS:
 215                 return 4;
 216
 217         case PIPE_CAP_TEXTURE_GATHER_SM5:
 218         case PIPE_CAP_TEXTURE_QUERY_LOD:
 219         case PIPE_CAP_TGSI_VS_WINDOW_SPACE_POSITION:
 220         case PIPE_CAP_SAMPLER_VIEW_TARGET:
 221         case PIPE_CAP_FAKE_SW_MSAA:
 222                 return 1;
 223
 224         case PIPE_CAP_MIN_TEXTURE_GATHER_OFFSET:
 225                 return -32;
 226
 227         case PIPE_CAP_MAX_TEXTURE_GATHER_OFFSET:
 228                 return 31;
 229
 230         case PIPE_CAP_DRAW_INDIRECT:
 231                 return 1;
 232
 233         case PIPE_CAP_QUERY_SO_OVERFLOW:
 234                 return 1;
 235
 236         case PIPE_CAP_VENDOR_ID:
 237                 return 0xFFFFFFFF;
 238
 239         case PIPE_CAP_DEVICE_ID:
 240                 return 0xFFFFFFFF;
 241
 242         case PIPE_CAP_ACCELERATED:
 243                 return 1;
 244
 245         case PIPE_CAP_VIDEO_MEMORY: {
 246                 uint64_t system_memory;
 247
 248                 if (!os_get_total_physical_memory(&system_memory))
 249                         return 0;
 250
 251                 return (int)(system_memory >> 20);
 252         }
 253
 254         case PIPE_CAP_UMA:
 255                 return 1;
 256
 257         case PIPE_CAP_CONDITIONAL_RENDER_INVERTED:
 258         case PIPE_CAP_CLIP_HALFZ:
 259         case PIPE_CAP_TEXTURE_FLOAT_LINEAR:
 260         case PIPE_CAP_TEXTURE_HALF_FLOAT_LINEAR:
 261         case PIPE_CAP_FRAMEBUFFER_NO_ATTACHMENT:
 262         case PIPE_CAP_CULL_DISTANCE:
 263         case PIPE_CAP_COPY_BETWEEN_COMPRESSED_AND_PLAIN_FORMATS:
 264         case PIPE_CAP_TGSI_ARRAY_COMPONENTS:
 265         case PIPE_CAP_CLEAR_TEXTURE:
 266                 return 1;
 267
 268         case PIPE_CAP_SHADER_BUFFER_OFFSET_ALIGNMENT:
 269                 return 4;
 270
 271         case PIPE_CAP_MAX_VARYINGS:
 272                 return 16;
 273
 274         default:
 275                 return u_pipe_screen_get_param_defaults(screen, param);
 276         }
 277 }
 278
 279 static int
 280 panfrost_get_shader_param(struct pipe_screen *screen,
 281                           enum pipe_shader_type shader,
 282                           enum pipe_shader_cap param)
 283 {
 284         if (shader != PIPE_SHADER_VERTEX &&
 285                         shader != PIPE_SHADER_FRAGMENT) {
 286                 return 0;
 287         }
 288
 289         /* this is probably not totally correct.. but it's a start: */
 290         switch (param) {
 291         case PIPE_SHADER_CAP_SCALAR_ISA:
 292                 return 0;
 293
 294         case PIPE_SHADER_CAP_MAX_INSTRUCTIONS:
 295                 return 0;
 296         case PIPE_SHADER_CAP_MAX_ALU_INSTRUCTIONS:
 297         case PIPE_SHADER_CAP_MAX_TEX_INSTRUCTIONS:
 298         case PIPE_SHADER_CAP_MAX_TEX_INDIRECTIONS:
 299                 return 16384;
 300
 301         case PIPE_SHADER_CAP_MAX_CONTROL_FLOW_DEPTH:
 302                 return 1024;
 303
 304         case PIPE_SHADER_CAP_MAX_INPUTS:
 305                 return 16;
 306
 307         case PIPE_SHADER_CAP_MAX_OUTPUTS:
 308                 return shader == PIPE_SHADER_FRAGMENT ? 1 : 8;
 309
 310         case PIPE_SHADER_CAP_MAX_TEMPS:
 311                 return 256; /* GL_MAX_PROGRAM_TEMPORARIES_ARB */
 312
 313         case PIPE_SHADER_CAP_MAX_CONST_BUFFER_SIZE:
 314                 return 16 * 1024 * sizeof(float);
 315
 316         case PIPE_SHADER_CAP_MAX_CONST_BUFFERS:
 317                 return 4;
 318
 319         case PIPE_SHADER_CAP_TGSI_CONT_SUPPORTED:
 320                 return 0;
 321
 322         case PIPE_SHADER_CAP_INDIRECT_INPUT_ADDR:
 323                 return 1;
 324         case PIPE_SHADER_CAP_INDIRECT_OUTPUT_ADDR:
 325                 return 0;
 326
 327         case PIPE_SHADER_CAP_INDIRECT_TEMP_ADDR:
 328                 return 0;
 329
 330         case PIPE_SHADER_CAP_INDIRECT_CONST_ADDR:
 331                 return 1;
 332
 333         case PIPE_SHADER_CAP_SUBROUTINES:
 334                 return 0;
 335
 336         case PIPE_SHADER_CAP_TGSI_SQRT_SUPPORTED:
 337                 return 0;
 338
 339         case PIPE_SHADER_CAP_INTEGERS:
 340                 return 1;
 341
 342         case PIPE_SHADER_CAP_INT64_ATOMICS:
 343         case PIPE_SHADER_CAP_FP16:
 344         case PIPE_SHADER_CAP_TGSI_DROUND_SUPPORTED:
 345         case PIPE_SHADER_CAP_TGSI_DFRACEXP_DLDEXP_SUPPORTED:
 346         case PIPE_SHADER_CAP_TGSI_LDEXP_SUPPORTED:
 347         case PIPE_SHADER_CAP_TGSI_FMA_SUPPORTED:
 348         case PIPE_SHADER_CAP_TGSI_ANY_INOUT_DECL_RANGE:
 349                 return 0;
 350
 351         case PIPE_SHADER_CAP_MAX_TEXTURE_SAMPLERS:
 352         case PIPE_SHADER_CAP_MAX_SAMPLER_VIEWS:
 353                 return 16; /* XXX: How many? */
 354
 355         case PIPE_SHADER_CAP_PREFERRED_IR:
 356                 return PIPE_SHADER_IR_NIR;
 357
 358         case PIPE_SHADER_CAP_SUPPORTED_IRS:
 359                 return 0;
 360
 361         case PIPE_SHADER_CAP_MAX_UNROLL_ITERATIONS_HINT:
 362                 return 32;
 363
 364         case PIPE_SHADER_CAP_MAX_SHADER_BUFFERS:
 365         case PIPE_SHADER_CAP_MAX_SHADER_IMAGES:
 366         case PIPE_SHADER_CAP_LOWER_IF_THRESHOLD:
 367         case PIPE_SHADER_CAP_TGSI_SKIP_MERGE_REGISTERS:
 368         case PIPE_SHADER_CAP_MAX_HW_ATOMIC_COUNTERS:
 369         case PIPE_SHADER_CAP_MAX_HW_ATOMIC_COUNTER_BUFFERS:
 370                 return 0;
 371
 372         default:
 373                 fprintf(stderr, "unknown shader param %d\n", param);
 374                 return 0;
 375         }
 376
 377         return 0;
 378 }
 379
 380 static float
 381 panfrost_get_paramf(struct pipe_screen *screen, enum pipe_capf param)
 382 {
 383         switch (param) {
 384         case PIPE_CAPF_MAX_LINE_WIDTH:
 385
 386         /* fall-through */
 387         case PIPE_CAPF_MAX_LINE_WIDTH_AA:
 388                 return 255.0; /* arbitrary */
 389
 390         case PIPE_CAPF_MAX_POINT_WIDTH:
 391
 392         /* fall-through */
 393         case PIPE_CAPF_MAX_POINT_WIDTH_AA:
 394                 return 255.0; /* arbitrary */
 395
 396         case PIPE_CAPF_MAX_TEXTURE_ANISOTROPY:
 397                 return 16.0;
 398
 399         case PIPE_CAPF_MAX_TEXTURE_LOD_BIAS:
 400                 return 16.0; /* arbitrary */
 401
 402         case PIPE_CAPF_MIN_CONSERVATIVE_RASTER_DILATE:
 403         case PIPE_CAPF_MAX_CONSERVATIVE_RASTER_DILATE:
 404         case PIPE_CAPF_CONSERVATIVE_RASTER_DILATE_GRANULARITY:
 405                 return 0.0f;
 406
 407         default:
 408                 debug_printf("Unexpected PIPE_CAPF %d query\n", param);
 409                 return 0.0;
 410         }
 411 }
 412
 413 /**
 414  * Query format support for creating a texture, drawing surface, etc.
 415  * \param format  the format to test
 416  * \param type  one of PIPE_TEXTURE, PIPE_SURFACE
 417  */
 418 static boolean
 419 panfrost_is_format_supported( struct pipe_screen *screen,
 420                               enum pipe_format format,
 421                               enum pipe_texture_target target,
 422                               unsigned sample_count,
 423                               unsigned storage_sample_count,
 424                               unsigned bind)
 425 {
 426         const struct util_format_description *format_desc;
 427
 428         assert(target == PIPE_BUFFER ||
 429                target == PIPE_TEXTURE_1D ||
 430                target == PIPE_TEXTURE_1D_ARRAY ||
 431                target == PIPE_TEXTURE_2D ||
 432                target == PIPE_TEXTURE_2D_ARRAY ||
 433                target == PIPE_TEXTURE_RECT ||
 434                target == PIPE_TEXTURE_3D ||
 435                target == PIPE_TEXTURE_CUBE ||
 436                target == PIPE_TEXTURE_CUBE_ARRAY);
 437
 438         format_desc = util_format_description(format);
 439
 440         if (!format_desc)
 441                 return FALSE;
 442
 443         if (sample_count > 1)
 444                 return FALSE;
 445
 446         /* Format wishlist */
 447         if (format == PIPE_FORMAT_Z24X8_UNORM || format == PIPE_FORMAT_X8Z24_UNORM)
 448                 return FALSE;
 449
 450         if (format == PIPE_FORMAT_A1B5G5R5_UNORM || format == PIPE_FORMAT_X1B5G5R5_UNORM)
 451                 return FALSE;
 452
 453         if (bind & PIPE_BIND_RENDER_TARGET) {
 454                 /* TODO: Support all the formats! :) */
 455                 bool supported = util_format_is_rgba8_variant(format_desc);
 456                 supported |= format == PIPE_FORMAT_B5G6R5_UNORM;
 457
 458                 if (!supported)
 459                         return FALSE;
 460
 461                 if (format_desc->colorspace == UTIL_FORMAT_COLORSPACE_ZS)
 462                         return FALSE;
 463
 464                 /*
 465                  * Although possible, it is unnatural to render into compressed or YUV
 466                  * surfaces. So disable these here to avoid going into weird paths
 467                  * inside the state trackers.
 468                  */
 469                 if (format_desc->block.width != 1 ||
 470                                 format_desc->block.height != 1)
 471                         return FALSE;
 472         }
 473
 474         if (bind & PIPE_BIND_DEPTH_STENCIL) {
 475                 if (format_desc->colorspace != UTIL_FORMAT_COLORSPACE_ZS)
 476                         return FALSE;
 477         }
 478
 479         if (format_desc->layout == UTIL_FORMAT_LAYOUT_BPTC ||
 480                         format_desc->layout == UTIL_FORMAT_LAYOUT_ASTC ||
 481                         format_desc->layout == UTIL_FORMAT_LAYOUT_ETC) {
 482                 /* Compressed formats not yet hooked up. */
 483                 return FALSE;
 484         }
 485
 486         if ((bind & (PIPE_BIND_RENDER_TARGET | PIPE_BIND_SAMPLER_VIEW)) &&
 487                         ((bind & PIPE_BIND_DISPLAY_TARGET) == 0) &&
 488                         target != PIPE_BUFFER) {
 489                 const struct util_format_description *desc =
 490                         util_format_description(format);
 491
 492                 if (desc->nr_channels == 3 && desc->is_array) {
 493                         /* Don't support any 3-component formats for rendering/texturing
 494                          * since we don't support the corresponding 8-bit 3 channel UNORM
 495                          * formats.  This allows us to support GL_ARB_copy_image between
 496                          * GL_RGB8 and GL_RGB8UI, for example.  Otherwise, we may be asked to
 497                          * do a resource copy between PIPE_FORMAT_R8G8B8_UINT and
 498                          * PIPE_FORMAT_R8G8B8X8_UNORM, for example, which will not work
 499                          * (different bpp).
 500                          */
 501                         return FALSE;
 502                 }
 503         }
 504
 505         return TRUE;
 506 }
 507
 508
 509 static void
 510 panfrost_destroy_screen( struct pipe_screen *screen )
 511 {
 512         FREE(screen);
 513 }
 514
 515 static void
 516 panfrost_flush_frontbuffer(struct pipe_screen *_screen,
 517                            struct pipe_resource *resource,
 518                            unsigned level, unsigned layer,
 519                            void *context_private,
 520                            struct pipe_box *sub_box)
 521 {
 522         /* TODO: Display target integration */
 523 }
 524
 525 static uint64_t
 526 panfrost_get_timestamp(struct pipe_screen *_screen)
 527 {
 528         return os_time_get_nano();
 529 }
 530
 531 static void
 532 panfrost_fence_reference(struct pipe_screen *pscreen,
 533                          struct pipe_fence_handle **ptr,
 534                          struct pipe_fence_handle *fence)
 535 {
 536         struct panfrost_screen *screen = pan_screen(pscreen);
 537         screen->driver->fence_reference(pscreen, ptr, fence);
 538 }
 539
 540 static boolean
 541 panfrost_fence_finish(struct pipe_screen *pscreen,
 542                       struct pipe_context *ctx,
 543                       struct pipe_fence_handle *fence,
 544                       uint64_t timeout)
 545 {
 546         struct panfrost_screen *screen = pan_screen(pscreen);
 547         return screen->driver->fence_finish(pscreen, ctx, fence, timeout);
 548 }
 549
 550 static const void *
 551 panfrost_screen_get_compiler_options(struct pipe_screen *pscreen,
 552                                      enum pipe_shader_ir ir,
 553                                      enum pipe_shader_type shader)
 554 {
 555         return &midgard_nir_options;
 556 }
 557
 558 struct pipe_screen *
 559 panfrost_create_screen(int fd, struct renderonly *ro)
 560 {
 561         struct panfrost_screen *screen = CALLOC_STRUCT(panfrost_screen);
 562
 563         pan_debug = debug_get_option_pan_debug();
 564
 565         if (!screen)
 566                 return NULL;
 567
 568         if (ro) {
 569                 screen->ro = renderonly_dup(ro);
 570                 if (!screen->ro) {
 571                         fprintf(stderr, "Failed to dup renderonly object\n");
 572                         free(screen);
 573                         return NULL;
 574                 }
 575         }
 576
 577         screen->driver = panfrost_create_drm_driver(fd);
 578
 579         /* Dump memory and/or performance counters iff asked for in the environment */
 580         const char *pantrace_base = getenv("PANTRACE_BASE");
 581         pan_counters_base = getenv("PANCOUNTERS_BASE");
 582
 583         if (pantrace_base) {
 584                 pantrace_initialize(pantrace_base);
 585         }
 586
 587         if (pan_counters_base) {
 588                 screen->driver->allocate_slab(screen, &screen->perf_counters, 64, true, 0, 0, 0);
 589                 screen->driver->enable_counters(screen);
 590         }
 591
 592         screen->base.destroy = panfrost_destroy_screen;
 593
 594         screen->base.get_name = panfrost_get_name;
 595         screen->base.get_vendor = panfrost_get_vendor;
 596         screen->base.get_device_vendor = panfrost_get_device_vendor;
 597         screen->base.get_param = panfrost_get_param;
 598         screen->base.get_shader_param = panfrost_get_shader_param;
 599         screen->base.get_paramf = panfrost_get_paramf;
 600         screen->base.get_timestamp = panfrost_get_timestamp;
 601         screen->base.is_format_supported = panfrost_is_format_supported;
 602         screen->base.context_create = panfrost_create_context;
 603         screen->base.flush_frontbuffer = panfrost_flush_frontbuffer;
 604         screen->base.get_compiler_options = panfrost_screen_get_compiler_options;
 605         screen->base.fence_reference = panfrost_fence_reference;
 606         screen->base.fence_finish = panfrost_fence_finish;
 607
 608         screen->last_fragment_flushed = true;
 609         screen->last_job = NULL;
 610
 611         panfrost_resource_screen_init(screen);
 612
 613         return &screen->base;
 614 }