src/gallium/drivers/radeonsi/si_get.c

   1 /*
   2  * Copyright 2017 Advanced Micro Devices, Inc.
   3  * All Rights Reserved.
   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  * on the rights to use, copy, modify, merge, publish, distribute, sub
   9  * license, and/or sell copies of the Software, and to permit persons to whom
  10  * the 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 NON-INFRINGEMENT. IN NO EVENT SHALL
  19  * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
  20  * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
  21  * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
  22  * USE OR OTHER DEALINGS IN THE SOFTWARE.
  23  */
  24
  25 #include "si_pipe.h"
  26 #include "radeon/radeon_video.h"
  27 #include "radeon/radeon_vce.h"
  28 #include "radeon/radeon_uvd_enc.h"
  29 #include "ac_llvm_util.h"
  30 #include "vl/vl_decoder.h"
  31 #include "vl/vl_video_buffer.h"
  32 #include "util/u_screen.h"
  33 #include "util/u_video.h"
  34 #include "compiler/nir/nir.h"
  35
  36 #include <sys/utsname.h>
  37
  38 static const char *si_get_vendor(struct pipe_screen *pscreen)
  39 {
  40         /* Don't change this. Games such as Alien Isolation are broken if this
  41          * returns "Advanced Micro Devices, Inc."
  42          */
  43         return "X.Org";
  44 }
  45
  46 static const char *si_get_device_vendor(struct pipe_screen *pscreen)
  47 {
  48         return "AMD";
  49 }
  50
  51 static int si_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
  52 {
  53         struct si_screen *sscreen = (struct si_screen *)pscreen;
  54
  55         switch (param) {
  56         /* Supported features (boolean caps). */
  57         case PIPE_CAP_ACCELERATED:
  58         case PIPE_CAP_MAX_DUAL_SOURCE_RENDER_TARGETS:
  59         case PIPE_CAP_ANISOTROPIC_FILTER:
  60         case PIPE_CAP_POINT_SPRITE:
  61         case PIPE_CAP_OCCLUSION_QUERY:
  62         case PIPE_CAP_TEXTURE_MIRROR_CLAMP:
  63         case PIPE_CAP_TEXTURE_MIRROR_CLAMP_TO_EDGE:
  64         case PIPE_CAP_BLEND_EQUATION_SEPARATE:
  65         case PIPE_CAP_TEXTURE_SWIZZLE:
  66         case PIPE_CAP_DEPTH_CLIP_DISABLE:
  67         case PIPE_CAP_DEPTH_CLIP_DISABLE_SEPARATE:
  68         case PIPE_CAP_SHADER_STENCIL_EXPORT:
  69         case PIPE_CAP_VERTEX_ELEMENT_INSTANCE_DIVISOR:
  70         case PIPE_CAP_MIXED_COLORBUFFER_FORMATS:
  71         case PIPE_CAP_TGSI_FS_COORD_ORIGIN_UPPER_LEFT:
  72         case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_HALF_INTEGER:
  73         case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_INTEGER:
  74         case PIPE_CAP_SM3:
  75         case PIPE_CAP_SEAMLESS_CUBE_MAP:
  76         case PIPE_CAP_PRIMITIVE_RESTART:
  77         case PIPE_CAP_CONDITIONAL_RENDER:
  78         case PIPE_CAP_TEXTURE_BARRIER:
  79         case PIPE_CAP_INDEP_BLEND_ENABLE:
  80         case PIPE_CAP_INDEP_BLEND_FUNC:
  81         case PIPE_CAP_SEAMLESS_CUBE_MAP_PER_TEXTURE:
  82         case PIPE_CAP_VERTEX_COLOR_UNCLAMPED:
  83         case PIPE_CAP_START_INSTANCE:
  84         case PIPE_CAP_NPOT_TEXTURES:
  85         case PIPE_CAP_MIXED_FRAMEBUFFER_SIZES:
  86         case PIPE_CAP_MIXED_COLOR_DEPTH_BITS:
  87         case PIPE_CAP_VERTEX_COLOR_CLAMPED:
  88         case PIPE_CAP_FRAGMENT_COLOR_CLAMPED:
  89         case PIPE_CAP_PREFER_BLIT_BASED_TEXTURE_TRANSFER:
  90         case PIPE_CAP_TGSI_INSTANCEID:
  91         case PIPE_CAP_COMPUTE:
  92         case PIPE_CAP_TEXTURE_BUFFER_OBJECTS:
  93         case PIPE_CAP_TGSI_VS_LAYER_VIEWPORT:
  94         case PIPE_CAP_QUERY_PIPELINE_STATISTICS:
  95         case PIPE_CAP_BUFFER_MAP_PERSISTENT_COHERENT:
  96         case PIPE_CAP_CUBE_MAP_ARRAY:
  97         case PIPE_CAP_SAMPLE_SHADING:
  98         case PIPE_CAP_DRAW_INDIRECT:
  99         case PIPE_CAP_CLIP_HALFZ:
 100         case PIPE_CAP_TGSI_VS_WINDOW_SPACE_POSITION:
 101         case PIPE_CAP_POLYGON_OFFSET_CLAMP:
 102         case PIPE_CAP_MULTISAMPLE_Z_RESOLVE:
 103         case PIPE_CAP_QUADS_FOLLOW_PROVOKING_VERTEX_CONVENTION:
 104         case PIPE_CAP_TGSI_TEXCOORD:
 105         case PIPE_CAP_TGSI_FS_FINE_DERIVATIVE:
 106         case PIPE_CAP_CONDITIONAL_RENDER_INVERTED:
 107         case PIPE_CAP_TEXTURE_FLOAT_LINEAR:
 108         case PIPE_CAP_TEXTURE_HALF_FLOAT_LINEAR:
 109         case PIPE_CAP_SHAREABLE_SHADERS:
 110         case PIPE_CAP_DEPTH_BOUNDS_TEST:
 111         case PIPE_CAP_SAMPLER_VIEW_TARGET:
 112         case PIPE_CAP_TEXTURE_QUERY_LOD:
 113         case PIPE_CAP_TEXTURE_GATHER_SM5:
 114         case PIPE_CAP_TGSI_TXQS:
 115         case PIPE_CAP_FORCE_PERSAMPLE_INTERP:
 116         case PIPE_CAP_COPY_BETWEEN_COMPRESSED_AND_PLAIN_FORMATS:
 117         case PIPE_CAP_TGSI_FS_POSITION_IS_SYSVAL:
 118         case PIPE_CAP_TGSI_FS_FACE_IS_INTEGER_SYSVAL:
 119         case PIPE_CAP_INVALIDATE_BUFFER:
 120         case PIPE_CAP_SURFACE_REINTERPRET_BLOCKS:
 121         case PIPE_CAP_QUERY_BUFFER_OBJECT:
 122         case PIPE_CAP_QUERY_MEMORY_INFO:
 123         case PIPE_CAP_TGSI_PACK_HALF_FLOAT:
 124         case PIPE_CAP_FRAMEBUFFER_NO_ATTACHMENT:
 125         case PIPE_CAP_ROBUST_BUFFER_ACCESS_BEHAVIOR:
 126         case PIPE_CAP_GENERATE_MIPMAP:
 127         case PIPE_CAP_POLYGON_OFFSET_UNITS_UNSCALED:
 128         case PIPE_CAP_STRING_MARKER:
 129         case PIPE_CAP_CLEAR_TEXTURE:
 130         case PIPE_CAP_CULL_DISTANCE:
 131         case PIPE_CAP_TGSI_ARRAY_COMPONENTS:
 132         case PIPE_CAP_TGSI_CAN_READ_OUTPUTS:
 133         case PIPE_CAP_GLSL_OPTIMIZE_CONSERVATIVELY:
 134         case PIPE_CAP_STREAM_OUTPUT_PAUSE_RESUME:
 135         case PIPE_CAP_STREAM_OUTPUT_INTERLEAVE_BUFFERS:
 136         case PIPE_CAP_DOUBLES:
 137         case PIPE_CAP_TGSI_TEX_TXF_LZ:
 138         case PIPE_CAP_TGSI_TES_LAYER_VIEWPORT:
 139         case PIPE_CAP_BINDLESS_TEXTURE:
 140         case PIPE_CAP_QUERY_TIMESTAMP:
 141         case PIPE_CAP_QUERY_TIME_ELAPSED:
 142         case PIPE_CAP_NIR_SAMPLERS_AS_DEREF:
 143         case PIPE_CAP_QUERY_SO_OVERFLOW:
 144         case PIPE_CAP_MEMOBJ:
 145         case PIPE_CAP_LOAD_CONSTBUF:
 146         case PIPE_CAP_INT64:
 147         case PIPE_CAP_INT64_DIVMOD:
 148         case PIPE_CAP_TGSI_CLOCK:
 149         case PIPE_CAP_CAN_BIND_CONST_BUFFER_AS_VERTEX:
 150         case PIPE_CAP_ALLOW_MAPPED_BUFFERS_DURING_EXECUTION:
 151         case PIPE_CAP_TGSI_ANY_REG_AS_ADDRESS:
 152         case PIPE_CAP_SIGNED_VERTEX_BUFFER_OFFSET:
 153         case PIPE_CAP_TGSI_BALLOT:
 154         case PIPE_CAP_TGSI_VOTE:
 155         case PIPE_CAP_TGSI_FS_FBFETCH:
 156         case PIPE_CAP_COMPUTE_GRID_INFO_LAST_BLOCK:
 157         case PIPE_CAP_IMAGE_LOAD_FORMATTED:
 158                 return 1;
 159
 160         case PIPE_CAP_RESOURCE_FROM_USER_MEMORY:
 161                 return !SI_BIG_ENDIAN && sscreen->info.has_userptr;
 162
 163         case PIPE_CAP_DEVICE_RESET_STATUS_QUERY:
 164                 return sscreen->info.has_gpu_reset_status_query ||
 165                        sscreen->info.has_gpu_reset_counter_query;
 166
 167         case PIPE_CAP_TEXTURE_MULTISAMPLE:
 168                 return sscreen->info.has_2d_tiling;
 169
 170         case PIPE_CAP_MIN_MAP_BUFFER_ALIGNMENT:
 171                 return SI_MAP_BUFFER_ALIGNMENT;
 172
 173         case PIPE_CAP_CONSTANT_BUFFER_OFFSET_ALIGNMENT:
 174         case PIPE_CAP_TEXTURE_BUFFER_OFFSET_ALIGNMENT:
 175         case PIPE_CAP_MAX_TEXTURE_GATHER_COMPONENTS:
 176         case PIPE_CAP_MAX_STREAM_OUTPUT_BUFFERS:
 177         case PIPE_CAP_MAX_VERTEX_STREAMS:
 178         case PIPE_CAP_SHADER_BUFFER_OFFSET_ALIGNMENT:
 179         case PIPE_CAP_MAX_WINDOW_RECTANGLES:
 180                 return 4;
 181
 182         case PIPE_CAP_GLSL_FEATURE_LEVEL:
 183         case PIPE_CAP_GLSL_FEATURE_LEVEL_COMPATIBILITY:
 184                 if (sscreen->info.has_indirect_compute_dispatch)
 185                                 return 450;
 186                 return 420;
 187
 188         case PIPE_CAP_MAX_TEXTURE_UPLOAD_MEMORY_BUDGET:
 189                 /* Optimal number for good TexSubImage performance on Polaris10. */
 190                 return 64 * 1024 * 1024;
 191
 192         case PIPE_CAP_MAX_TEXTURE_BUFFER_SIZE:
 193         case PIPE_CAP_MAX_SHADER_BUFFER_SIZE:
 194                 return MIN2(sscreen->info.max_alloc_size, INT_MAX);
 195
 196         case PIPE_CAP_VERTEX_BUFFER_OFFSET_4BYTE_ALIGNED_ONLY:
 197         case PIPE_CAP_VERTEX_BUFFER_STRIDE_4BYTE_ALIGNED_ONLY:
 198         case PIPE_CAP_VERTEX_ELEMENT_SRC_OFFSET_4BYTE_ALIGNED_ONLY:
 199                 return !sscreen->info.has_unaligned_shader_loads;
 200
 201         case PIPE_CAP_SPARSE_BUFFER_PAGE_SIZE:
 202                 return sscreen->info.has_sparse_vm_mappings ?
 203                                 RADEON_SPARSE_PAGE_SIZE : 0;
 204
 205         case PIPE_CAP_PACKED_UNIFORMS:
 206                 if (sscreen->debug_flags & DBG(NIR))
 207                         return 1;
 208                 return 0;
 209
 210         /* Unsupported features. */
 211         case PIPE_CAP_BUFFER_SAMPLER_VIEW_RGBA_ONLY:
 212         case PIPE_CAP_TGSI_FS_COORD_ORIGIN_LOWER_LEFT:
 213         case PIPE_CAP_TGSI_CAN_COMPACT_CONSTANTS:
 214         case PIPE_CAP_USER_VERTEX_BUFFERS:
 215         case PIPE_CAP_FAKE_SW_MSAA:
 216         case PIPE_CAP_TEXTURE_GATHER_OFFSETS:
 217         case PIPE_CAP_VERTEXID_NOBASE:
 218         case PIPE_CAP_PRIMITIVE_RESTART_FOR_PATCHES:
 219         case PIPE_CAP_TGSI_MUL_ZERO_WINS:
 220         case PIPE_CAP_UMA:
 221         case PIPE_CAP_POLYGON_MODE_FILL_RECTANGLE:
 222         case PIPE_CAP_POST_DEPTH_COVERAGE:
 223         case PIPE_CAP_TILE_RASTER_ORDER:
 224         case PIPE_CAP_MAX_COMBINED_SHADER_OUTPUT_RESOURCES:
 225         case PIPE_CAP_CONTEXT_PRIORITY_MASK:
 226         case PIPE_CAP_CONSERVATIVE_RASTER_POST_SNAP_TRIANGLES:
 227         case PIPE_CAP_CONSERVATIVE_RASTER_POST_SNAP_POINTS_LINES:
 228         case PIPE_CAP_CONSERVATIVE_RASTER_PRE_SNAP_TRIANGLES:
 229         case PIPE_CAP_CONSERVATIVE_RASTER_PRE_SNAP_POINTS_LINES:
 230         case PIPE_CAP_CONSERVATIVE_RASTER_POST_DEPTH_COVERAGE:
 231         case PIPE_CAP_MAX_CONSERVATIVE_RASTER_SUBPIXEL_PRECISION_BIAS:
 232         case PIPE_CAP_PROGRAMMABLE_SAMPLE_LOCATIONS:
 233                 return 0;
 234
 235         case PIPE_CAP_FENCE_SIGNAL:
 236                 return sscreen->info.has_syncobj;
 237
 238         case PIPE_CAP_CONSTBUF0_FLAGS:
 239                 return SI_RESOURCE_FLAG_32BIT;
 240
 241         case PIPE_CAP_NATIVE_FENCE_FD:
 242                 return sscreen->info.has_fence_to_handle;
 243
 244         case PIPE_CAP_DRAW_PARAMETERS:
 245         case PIPE_CAP_MULTI_DRAW_INDIRECT:
 246         case PIPE_CAP_MULTI_DRAW_INDIRECT_PARAMS:
 247                 return sscreen->has_draw_indirect_multi;
 248
 249         case PIPE_CAP_MAX_SHADER_PATCH_VARYINGS:
 250                 return 30;
 251
 252         case PIPE_CAP_MAX_VARYINGS:
 253                 return 32;
 254
 255         case PIPE_CAP_TEXTURE_BORDER_COLOR_QUIRK:
 256                 return sscreen->info.chip_class <= VI ?
 257                         PIPE_QUIRK_TEXTURE_BORDER_COLOR_SWIZZLE_R600 : 0;
 258
 259         /* Stream output. */
 260         case PIPE_CAP_MAX_STREAM_OUTPUT_SEPARATE_COMPONENTS:
 261         case PIPE_CAP_MAX_STREAM_OUTPUT_INTERLEAVED_COMPONENTS:
 262                 return 32*4;
 263
 264         /* Geometry shader output. */
 265         case PIPE_CAP_MAX_GEOMETRY_OUTPUT_VERTICES:
 266                 return 1024;
 267         case PIPE_CAP_MAX_GEOMETRY_TOTAL_OUTPUT_COMPONENTS:
 268                 return 4095;
 269         case PIPE_CAP_MAX_GS_INVOCATIONS:
 270                 /* The closed driver exposes 127, but 125 is the greatest
 271                  * number that works. */
 272                 return 125;
 273
 274         case PIPE_CAP_MAX_VERTEX_ATTRIB_STRIDE:
 275                 return 2048;
 276
 277         /* Texturing. */
 278         case PIPE_CAP_MAX_TEXTURE_2D_LEVELS:
 279         case PIPE_CAP_MAX_TEXTURE_CUBE_LEVELS:
 280                 return 15; /* 16384 */
 281         case PIPE_CAP_MAX_TEXTURE_3D_LEVELS:
 282                 /* textures support 8192, but layered rendering supports 2048 */
 283                 return 12;
 284         case PIPE_CAP_MAX_TEXTURE_ARRAY_LAYERS:
 285                 /* textures support 8192, but layered rendering supports 2048 */
 286                 return 2048;
 287
 288         /* Viewports and render targets. */
 289         case PIPE_CAP_MAX_VIEWPORTS:
 290                 return SI_MAX_VIEWPORTS;
 291         case PIPE_CAP_VIEWPORT_SUBPIXEL_BITS:
 292         case PIPE_CAP_RASTERIZER_SUBPIXEL_BITS:
 293         case PIPE_CAP_MAX_RENDER_TARGETS:
 294                 return 8;
 295         case PIPE_CAP_FRAMEBUFFER_MSAA_CONSTRAINTS:
 296                 return sscreen->info.has_eqaa_surface_allocator ? 2 : 0;
 297
 298         case PIPE_CAP_MIN_TEXTURE_GATHER_OFFSET:
 299         case PIPE_CAP_MIN_TEXEL_OFFSET:
 300                 return -32;
 301
 302         case PIPE_CAP_MAX_TEXTURE_GATHER_OFFSET:
 303         case PIPE_CAP_MAX_TEXEL_OFFSET:
 304                 return 31;
 305
 306         case PIPE_CAP_ENDIANNESS:
 307                 return PIPE_ENDIAN_LITTLE;
 308
 309         case PIPE_CAP_MAX_FRAMES_IN_FLIGHT:
 310                 return 2;
 311
 312         case PIPE_CAP_VENDOR_ID:
 313                 return ATI_VENDOR_ID;
 314         case PIPE_CAP_DEVICE_ID:
 315                 return sscreen->info.pci_id;
 316         case PIPE_CAP_VIDEO_MEMORY:
 317                 return sscreen->info.vram_size >> 20;
 318         case PIPE_CAP_PCI_GROUP:
 319                 return sscreen->info.pci_domain;
 320         case PIPE_CAP_PCI_BUS:
 321                 return sscreen->info.pci_bus;
 322         case PIPE_CAP_PCI_DEVICE:
 323                 return sscreen->info.pci_dev;
 324         case PIPE_CAP_PCI_FUNCTION:
 325                 return sscreen->info.pci_func;
 326
 327         default:
 328                 return u_pipe_screen_get_param_defaults(pscreen, param);
 329         }
 330 }
 331
 332 static float si_get_paramf(struct pipe_screen* pscreen, enum pipe_capf param)
 333 {
 334         switch (param) {
 335         case PIPE_CAPF_MAX_LINE_WIDTH:
 336         case PIPE_CAPF_MAX_LINE_WIDTH_AA:
 337                 /* This depends on the quant mode, though the precise interactions
 338                  * are unknown. */
 339                 return 2048;
 340         case PIPE_CAPF_MAX_POINT_WIDTH:
 341         case PIPE_CAPF_MAX_POINT_WIDTH_AA:
 342                 return SI_MAX_POINT_SIZE;
 343         case PIPE_CAPF_MAX_TEXTURE_ANISOTROPY:
 344                 return 16.0f;
 345         case PIPE_CAPF_MAX_TEXTURE_LOD_BIAS:
 346                 return 16.0f;
 347         case PIPE_CAPF_MIN_CONSERVATIVE_RASTER_DILATE:
 348         case PIPE_CAPF_MAX_CONSERVATIVE_RASTER_DILATE:
 349         case PIPE_CAPF_CONSERVATIVE_RASTER_DILATE_GRANULARITY:
 350                 return 0.0f;
 351         }
 352         return 0.0f;
 353 }
 354
 355 static int si_get_shader_param(struct pipe_screen* pscreen,
 356                                enum pipe_shader_type shader,
 357                                enum pipe_shader_cap param)
 358 {
 359         struct si_screen *sscreen = (struct si_screen *)pscreen;
 360
 361         switch(shader)
 362         {
 363         case PIPE_SHADER_FRAGMENT:
 364         case PIPE_SHADER_VERTEX:
 365         case PIPE_SHADER_GEOMETRY:
 366         case PIPE_SHADER_TESS_CTRL:
 367         case PIPE_SHADER_TESS_EVAL:
 368                 break;
 369         case PIPE_SHADER_COMPUTE:
 370                 switch (param) {
 371                 case PIPE_SHADER_CAP_SUPPORTED_IRS: {
 372                         int ir = 1 << PIPE_SHADER_IR_NATIVE;
 373
 374                         if (sscreen->info.has_indirect_compute_dispatch)
 375                                 ir |= 1 << PIPE_SHADER_IR_TGSI;
 376
 377                         return ir;
 378                 }
 379
 380                 case PIPE_SHADER_CAP_MAX_CONST_BUFFER_SIZE: {
 381                         uint64_t max_const_buffer_size;
 382                         pscreen->get_compute_param(pscreen, PIPE_SHADER_IR_TGSI,
 383                                 PIPE_COMPUTE_CAP_MAX_MEM_ALLOC_SIZE,
 384                                 &max_const_buffer_size);
 385                         return MIN2(max_const_buffer_size, INT_MAX);
 386                 }
 387                 default:
 388                         /* If compute shaders don't require a special value
 389                          * for this cap, we can return the same value we
 390                          * do for other shader types. */
 391                         break;
 392                 }
 393                 break;
 394         default:
 395                 return 0;
 396         }
 397
 398         switch (param) {
 399         /* Shader limits. */
 400         case PIPE_SHADER_CAP_MAX_INSTRUCTIONS:
 401         case PIPE_SHADER_CAP_MAX_ALU_INSTRUCTIONS:
 402         case PIPE_SHADER_CAP_MAX_TEX_INSTRUCTIONS:
 403         case PIPE_SHADER_CAP_MAX_TEX_INDIRECTIONS:
 404         case PIPE_SHADER_CAP_MAX_CONTROL_FLOW_DEPTH:
 405                 return 16384;
 406         case PIPE_SHADER_CAP_MAX_INPUTS:
 407                 return shader == PIPE_SHADER_VERTEX ? SI_MAX_ATTRIBS : 32;
 408         case PIPE_SHADER_CAP_MAX_OUTPUTS:
 409                 return shader == PIPE_SHADER_FRAGMENT ? 8 : 32;
 410         case PIPE_SHADER_CAP_MAX_TEMPS:
 411                 return 256; /* Max native temporaries. */
 412         case PIPE_SHADER_CAP_MAX_CONST_BUFFER_SIZE:
 413                 return MIN2(sscreen->info.max_alloc_size, INT_MAX - 3); /* aligned to 4 */
 414         case PIPE_SHADER_CAP_MAX_CONST_BUFFERS:
 415                 return SI_NUM_CONST_BUFFERS;
 416         case PIPE_SHADER_CAP_MAX_TEXTURE_SAMPLERS:
 417         case PIPE_SHADER_CAP_MAX_SAMPLER_VIEWS:
 418                 return SI_NUM_SAMPLERS;
 419         case PIPE_SHADER_CAP_MAX_SHADER_BUFFERS:
 420                 return SI_NUM_SHADER_BUFFERS;
 421         case PIPE_SHADER_CAP_MAX_SHADER_IMAGES:
 422                 return SI_NUM_IMAGES;
 423         case PIPE_SHADER_CAP_MAX_UNROLL_ITERATIONS_HINT:
 424                 if (sscreen->debug_flags & DBG(NIR))
 425                         return 0;
 426                 return 32;
 427         case PIPE_SHADER_CAP_PREFERRED_IR:
 428                 if (sscreen->debug_flags & DBG(NIR))
 429                         return PIPE_SHADER_IR_NIR;
 430                 return PIPE_SHADER_IR_TGSI;
 431         case PIPE_SHADER_CAP_LOWER_IF_THRESHOLD:
 432                 return 4;
 433
 434         /* Supported boolean features. */
 435         case PIPE_SHADER_CAP_TGSI_CONT_SUPPORTED:
 436         case PIPE_SHADER_CAP_TGSI_SQRT_SUPPORTED:
 437         case PIPE_SHADER_CAP_INDIRECT_TEMP_ADDR:
 438         case PIPE_SHADER_CAP_INDIRECT_CONST_ADDR:
 439         case PIPE_SHADER_CAP_INTEGERS:
 440         case PIPE_SHADER_CAP_INT64_ATOMICS:
 441         case PIPE_SHADER_CAP_FP16:
 442         case PIPE_SHADER_CAP_TGSI_FMA_SUPPORTED:
 443         case PIPE_SHADER_CAP_TGSI_ANY_INOUT_DECL_RANGE:
 444         case PIPE_SHADER_CAP_TGSI_SKIP_MERGE_REGISTERS:
 445         case PIPE_SHADER_CAP_TGSI_DROUND_SUPPORTED:
 446         case PIPE_SHADER_CAP_TGSI_LDEXP_SUPPORTED:
 447         case PIPE_SHADER_CAP_TGSI_DFRACEXP_DLDEXP_SUPPORTED:
 448                 return 1;
 449
 450         case PIPE_SHADER_CAP_INDIRECT_INPUT_ADDR:
 451                 /* TODO: Indirect indexing of GS inputs is unimplemented. */
 452                 if (shader == PIPE_SHADER_GEOMETRY)
 453                         return 0;
 454
 455                 if (shader == PIPE_SHADER_VERTEX &&
 456                     !sscreen->llvm_has_working_vgpr_indexing)
 457                         return 0;
 458
 459                 /* TCS and TES load inputs directly from LDS or offchip
 460                  * memory, so indirect indexing is always supported.
 461                  * PS has to support indirect indexing, because we can't
 462                  * lower that to TEMPs for INTERP instructions.
 463                  */
 464                 return 1;
 465
 466         case PIPE_SHADER_CAP_INDIRECT_OUTPUT_ADDR:
 467                 return sscreen->llvm_has_working_vgpr_indexing ||
 468                        /* TCS stores outputs directly to memory. */
 469                        shader == PIPE_SHADER_TESS_CTRL;
 470
 471         /* Unsupported boolean features. */
 472         case PIPE_SHADER_CAP_SUBROUTINES:
 473         case PIPE_SHADER_CAP_SUPPORTED_IRS:
 474         case PIPE_SHADER_CAP_MAX_HW_ATOMIC_COUNTERS:
 475         case PIPE_SHADER_CAP_MAX_HW_ATOMIC_COUNTER_BUFFERS:
 476                 return 0;
 477         case PIPE_SHADER_CAP_SCALAR_ISA:
 478                 return 1;
 479         }
 480         return 0;
 481 }
 482
 483 static const struct nir_shader_compiler_options nir_options = {
 484         .lower_scmp = true,
 485         .lower_flrp32 = true,
 486         .lower_flrp64 = true,
 487         .lower_fsat = true,
 488         .lower_fdiv = true,
 489         .lower_sub = true,
 490         .lower_ffma = true,
 491         .lower_pack_snorm_2x16 = true,
 492         .lower_pack_snorm_4x8 = true,
 493         .lower_pack_unorm_2x16 = true,
 494         .lower_pack_unorm_4x8 = true,
 495         .lower_unpack_snorm_2x16 = true,
 496         .lower_unpack_snorm_4x8 = true,
 497         .lower_unpack_unorm_2x16 = true,
 498         .lower_unpack_unorm_4x8 = true,
 499         .lower_extract_byte = true,
 500         .lower_extract_word = true,
 501         .optimize_sample_mask_in = true,
 502         .max_unroll_iterations = 32,
 503         .native_integers = true,
 504 };
 505
 506 static const void *
 507 si_get_compiler_options(struct pipe_screen *screen,
 508                         enum pipe_shader_ir ir,
 509                         enum pipe_shader_type shader)
 510 {
 511         assert(ir == PIPE_SHADER_IR_NIR);
 512         return &nir_options;
 513 }
 514
 515 static void si_get_driver_uuid(struct pipe_screen *pscreen, char *uuid)
 516 {
 517         ac_compute_driver_uuid(uuid, PIPE_UUID_SIZE);
 518 }
 519
 520 static void si_get_device_uuid(struct pipe_screen *pscreen, char *uuid)
 521 {
 522         struct si_screen *sscreen = (struct si_screen *)pscreen;
 523
 524         ac_compute_device_uuid(&sscreen->info, uuid, PIPE_UUID_SIZE);
 525 }
 526
 527 static const char* si_get_name(struct pipe_screen *pscreen)
 528 {
 529         struct si_screen *sscreen = (struct si_screen*)pscreen;
 530
 531         return sscreen->renderer_string;
 532 }
 533
 534 static int si_get_video_param_no_decode(struct pipe_screen *screen,
 535                                         enum pipe_video_profile profile,
 536                                         enum pipe_video_entrypoint entrypoint,
 537                                         enum pipe_video_cap param)
 538 {
 539         switch (param) {
 540         case PIPE_VIDEO_CAP_SUPPORTED:
 541                 return vl_profile_supported(screen, profile, entrypoint);
 542         case PIPE_VIDEO_CAP_NPOT_TEXTURES:
 543                 return 1;
 544         case PIPE_VIDEO_CAP_MAX_WIDTH:
 545         case PIPE_VIDEO_CAP_MAX_HEIGHT:
 546                 return vl_video_buffer_max_size(screen);
 547         case PIPE_VIDEO_CAP_PREFERED_FORMAT:
 548                 return PIPE_FORMAT_NV12;
 549         case PIPE_VIDEO_CAP_PREFERS_INTERLACED:
 550                 return false;
 551         case PIPE_VIDEO_CAP_SUPPORTS_INTERLACED:
 552                 return false;
 553         case PIPE_VIDEO_CAP_SUPPORTS_PROGRESSIVE:
 554                 return true;
 555         case PIPE_VIDEO_CAP_MAX_LEVEL:
 556                 return vl_level_supported(screen, profile);
 557         default:
 558                 return 0;
 559         }
 560 }
 561
 562 static int si_get_video_param(struct pipe_screen *screen,
 563                               enum pipe_video_profile profile,
 564                               enum pipe_video_entrypoint entrypoint,
 565                               enum pipe_video_cap param)
 566 {
 567         struct si_screen *sscreen = (struct si_screen *)screen;
 568         enum pipe_video_format codec = u_reduce_video_profile(profile);
 569
 570         if (entrypoint == PIPE_VIDEO_ENTRYPOINT_ENCODE) {
 571                 switch (param) {
 572                 case PIPE_VIDEO_CAP_SUPPORTED:
 573                         return (codec == PIPE_VIDEO_FORMAT_MPEG4_AVC &&
 574                                 (si_vce_is_fw_version_supported(sscreen) ||
 575                                  sscreen->info.family == CHIP_RAVEN ||
 576                                  sscreen->info.family == CHIP_RAVEN2)) ||
 577                                 (profile == PIPE_VIDEO_PROFILE_HEVC_MAIN &&
 578                                 (sscreen->info.family == CHIP_RAVEN ||
 579                                  sscreen->info.family == CHIP_RAVEN2 ||
 580                                  si_radeon_uvd_enc_supported(sscreen)));
 581                 case PIPE_VIDEO_CAP_NPOT_TEXTURES:
 582                         return 1;
 583                 case PIPE_VIDEO_CAP_MAX_WIDTH:
 584                         return (sscreen->info.family < CHIP_TONGA) ? 2048 : 4096;
 585                 case PIPE_VIDEO_CAP_MAX_HEIGHT:
 586                         return (sscreen->info.family < CHIP_TONGA) ? 1152 : 2304;
 587                 case PIPE_VIDEO_CAP_PREFERED_FORMAT:
 588                         return PIPE_FORMAT_NV12;
 589                 case PIPE_VIDEO_CAP_PREFERS_INTERLACED:
 590                         return false;
 591                 case PIPE_VIDEO_CAP_SUPPORTS_INTERLACED:
 592                         return false;
 593                 case PIPE_VIDEO_CAP_SUPPORTS_PROGRESSIVE:
 594                         return true;
 595                 case PIPE_VIDEO_CAP_STACKED_FRAMES:
 596                         return (sscreen->info.family < CHIP_TONGA) ? 1 : 2;
 597                 default:
 598                         return 0;
 599                 }
 600         }
 601
 602         switch (param) {
 603         case PIPE_VIDEO_CAP_SUPPORTED:
 604                 switch (codec) {
 605                 case PIPE_VIDEO_FORMAT_MPEG12:
 606                         return profile != PIPE_VIDEO_PROFILE_MPEG1;
 607                 case PIPE_VIDEO_FORMAT_MPEG4:
 608                         return 1;
 609                 case PIPE_VIDEO_FORMAT_MPEG4_AVC:
 610                         if ((sscreen->info.family == CHIP_POLARIS10 ||
 611                              sscreen->info.family == CHIP_POLARIS11) &&
 612                             sscreen->info.uvd_fw_version < UVD_FW_1_66_16 ) {
 613                                 RVID_ERR("POLARIS10/11 firmware version need to be updated.\n");
 614                                 return false;
 615                         }
 616                         return true;
 617                 case PIPE_VIDEO_FORMAT_VC1:
 618                         return true;
 619                 case PIPE_VIDEO_FORMAT_HEVC:
 620                         /* Carrizo only supports HEVC Main */
 621                         if (sscreen->info.family >= CHIP_STONEY)
 622                                 return (profile == PIPE_VIDEO_PROFILE_HEVC_MAIN ||
 623                                         profile == PIPE_VIDEO_PROFILE_HEVC_MAIN_10);
 624                         else if (sscreen->info.family >= CHIP_CARRIZO)
 625                                 return profile == PIPE_VIDEO_PROFILE_HEVC_MAIN;
 626                         return false;
 627                 case PIPE_VIDEO_FORMAT_JPEG:
 628                         if (sscreen->info.family == CHIP_RAVEN ||
 629                             sscreen->info.family == CHIP_RAVEN2)
 630                                 return true;
 631                         if (sscreen->info.family < CHIP_CARRIZO || sscreen->info.family >= CHIP_VEGA10)
 632                                 return false;
 633                         if (!(sscreen->info.drm_major == 3 && sscreen->info.drm_minor >= 19)) {
 634                                 RVID_ERR("No MJPEG support for the kernel version\n");
 635                                 return false;
 636                         }
 637                         return true;
 638                 case PIPE_VIDEO_FORMAT_VP9:
 639                         if (sscreen->info.family < CHIP_RAVEN)
 640                                 return false;
 641                         return true;
 642                 default:
 643                         return false;
 644                 }
 645         case PIPE_VIDEO_CAP_NPOT_TEXTURES:
 646                 return 1;
 647         case PIPE_VIDEO_CAP_MAX_WIDTH:
 648                 return (sscreen->info.family < CHIP_TONGA) ? 2048 : 4096;
 649         case PIPE_VIDEO_CAP_MAX_HEIGHT:
 650                 return (sscreen->info.family < CHIP_TONGA) ? 1152 : 4096;
 651         case PIPE_VIDEO_CAP_PREFERED_FORMAT:
 652                 if (profile == PIPE_VIDEO_PROFILE_HEVC_MAIN_10 ||
 653                     profile == PIPE_VIDEO_PROFILE_VP9_PROFILE2)
 654                         return PIPE_FORMAT_P016;
 655                 else
 656                         return PIPE_FORMAT_NV12;
 657
 658         case PIPE_VIDEO_CAP_PREFERS_INTERLACED:
 659         case PIPE_VIDEO_CAP_SUPPORTS_INTERLACED: {
 660                 enum pipe_video_format format = u_reduce_video_profile(profile);
 661
 662                 if (format == PIPE_VIDEO_FORMAT_HEVC)
 663                         return false; //The firmware doesn't support interlaced HEVC.
 664                 else if (format == PIPE_VIDEO_FORMAT_JPEG)
 665                         return false;
 666                 else if (format == PIPE_VIDEO_FORMAT_VP9)
 667                         return false;
 668                 return true;
 669         }
 670         case PIPE_VIDEO_CAP_SUPPORTS_PROGRESSIVE:
 671                 return true;
 672         case PIPE_VIDEO_CAP_MAX_LEVEL:
 673                 switch (profile) {
 674                 case PIPE_VIDEO_PROFILE_MPEG1:
 675                         return 0;
 676                 case PIPE_VIDEO_PROFILE_MPEG2_SIMPLE:
 677                 case PIPE_VIDEO_PROFILE_MPEG2_MAIN:
 678                         return 3;
 679                 case PIPE_VIDEO_PROFILE_MPEG4_SIMPLE:
 680                         return 3;
 681                 case PIPE_VIDEO_PROFILE_MPEG4_ADVANCED_SIMPLE:
 682                         return 5;
 683                 case PIPE_VIDEO_PROFILE_VC1_SIMPLE:
 684                         return 1;
 685                 case PIPE_VIDEO_PROFILE_VC1_MAIN:
 686                         return 2;
 687                 case PIPE_VIDEO_PROFILE_VC1_ADVANCED:
 688                         return 4;
 689                 case PIPE_VIDEO_PROFILE_MPEG4_AVC_BASELINE:
 690                 case PIPE_VIDEO_PROFILE_MPEG4_AVC_MAIN:
 691                 case PIPE_VIDEO_PROFILE_MPEG4_AVC_HIGH:
 692                         return (sscreen->info.family < CHIP_TONGA) ? 41 : 52;
 693                 case PIPE_VIDEO_PROFILE_HEVC_MAIN:
 694                 case PIPE_VIDEO_PROFILE_HEVC_MAIN_10:
 695                         return 186;
 696                 default:
 697                         return 0;
 698                 }
 699         default:
 700                 return 0;
 701         }
 702 }
 703
 704 static boolean si_vid_is_format_supported(struct pipe_screen *screen,
 705                                           enum pipe_format format,
 706                                           enum pipe_video_profile profile,
 707                                           enum pipe_video_entrypoint entrypoint)
 708 {
 709         /* HEVC 10 bit decoding should use P016 instead of NV12 if possible */
 710         if (profile == PIPE_VIDEO_PROFILE_HEVC_MAIN_10)
 711                 return (format == PIPE_FORMAT_NV12) ||
 712                         (format == PIPE_FORMAT_P016);
 713
 714         /* we can only handle this one with UVD */
 715         if (profile != PIPE_VIDEO_PROFILE_UNKNOWN)
 716                 return format == PIPE_FORMAT_NV12;
 717
 718         return vl_video_buffer_is_format_supported(screen, format, profile, entrypoint);
 719 }
 720
 721 static unsigned get_max_threads_per_block(struct si_screen *screen,
 722                                           enum pipe_shader_ir ir_type)
 723 {
 724         if (ir_type == PIPE_SHADER_IR_NATIVE)
 725                 return 256;
 726
 727         /* Only 16 waves per thread-group on gfx9. */
 728         if (screen->info.chip_class >= GFX9)
 729                 return 1024;
 730
 731         /* Up to 40 waves per thread-group on GCN < gfx9. Expose a nice
 732          * round number.
 733          */
 734         return 2048;
 735 }
 736
 737 static int si_get_compute_param(struct pipe_screen *screen,
 738                                 enum pipe_shader_ir ir_type,
 739                                 enum pipe_compute_cap param,
 740                                 void *ret)
 741 {
 742         struct si_screen *sscreen = (struct si_screen *)screen;
 743
 744         //TODO: select these params by asic
 745         switch (param) {
 746         case PIPE_COMPUTE_CAP_IR_TARGET: {
 747                 const char *gpu, *triple;
 748
 749                 triple = "amdgcn-mesa-mesa3d";
 750                 gpu = ac_get_llvm_processor_name(sscreen->info.family);
 751                 if (ret) {
 752                         sprintf(ret, "%s-%s", gpu, triple);
 753                 }
 754                 /* +2 for dash and terminating NIL byte */
 755                 return (strlen(triple) + strlen(gpu) + 2) * sizeof(char);
 756         }
 757         case PIPE_COMPUTE_CAP_GRID_DIMENSION:
 758                 if (ret) {
 759                         uint64_t *grid_dimension = ret;
 760                         grid_dimension[0] = 3;
 761                 }
 762                 return 1 * sizeof(uint64_t);
 763
 764         case PIPE_COMPUTE_CAP_MAX_GRID_SIZE:
 765                 if (ret) {
 766                         uint64_t *grid_size = ret;
 767                         grid_size[0] = 65535;
 768                         grid_size[1] = 65535;
 769                         grid_size[2] = 65535;
 770                 }
 771                 return 3 * sizeof(uint64_t) ;
 772
 773         case PIPE_COMPUTE_CAP_MAX_BLOCK_SIZE:
 774                 if (ret) {
 775                         uint64_t *block_size = ret;
 776                         unsigned threads_per_block = get_max_threads_per_block(sscreen, ir_type);
 777                         block_size[0] = threads_per_block;
 778                         block_size[1] = threads_per_block;
 779                         block_size[2] = threads_per_block;
 780                 }
 781                 return 3 * sizeof(uint64_t);
 782
 783         case PIPE_COMPUTE_CAP_MAX_THREADS_PER_BLOCK:
 784                 if (ret) {
 785                         uint64_t *max_threads_per_block = ret;
 786                         *max_threads_per_block = get_max_threads_per_block(sscreen, ir_type);
 787                 }
 788                 return sizeof(uint64_t);
 789         case PIPE_COMPUTE_CAP_ADDRESS_BITS:
 790                 if (ret) {
 791                         uint32_t *address_bits = ret;
 792                         address_bits[0] = 64;
 793                 }
 794                 return 1 * sizeof(uint32_t);
 795
 796         case PIPE_COMPUTE_CAP_MAX_GLOBAL_SIZE:
 797                 if (ret) {
 798                         uint64_t *max_global_size = ret;
 799                         uint64_t max_mem_alloc_size;
 800
 801                         si_get_compute_param(screen, ir_type,
 802                                 PIPE_COMPUTE_CAP_MAX_MEM_ALLOC_SIZE,
 803                                 &max_mem_alloc_size);
 804
 805                         /* In OpenCL, the MAX_MEM_ALLOC_SIZE must be at least
 806                          * 1/4 of the MAX_GLOBAL_SIZE.  Since the
 807                          * MAX_MEM_ALLOC_SIZE is fixed for older kernels,
 808                          * make sure we never report more than
 809                          * 4 * MAX_MEM_ALLOC_SIZE.
 810                          */
 811                         *max_global_size = MIN2(4 * max_mem_alloc_size,
 812                                                 MAX2(sscreen->info.gart_size,
 813                                                      sscreen->info.vram_size));
 814                 }
 815                 return sizeof(uint64_t);
 816
 817         case PIPE_COMPUTE_CAP_MAX_LOCAL_SIZE:
 818                 if (ret) {
 819                         uint64_t *max_local_size = ret;
 820                         /* Value reported by the closed source driver. */
 821                         *max_local_size = 32768;
 822                 }
 823                 return sizeof(uint64_t);
 824
 825         case PIPE_COMPUTE_CAP_MAX_INPUT_SIZE:
 826                 if (ret) {
 827                         uint64_t *max_input_size = ret;
 828                         /* Value reported by the closed source driver. */
 829                         *max_input_size = 1024;
 830                 }
 831                 return sizeof(uint64_t);
 832
 833         case PIPE_COMPUTE_CAP_MAX_MEM_ALLOC_SIZE:
 834                 if (ret) {
 835                         uint64_t *max_mem_alloc_size = ret;
 836
 837                         *max_mem_alloc_size = sscreen->info.max_alloc_size;
 838                 }
 839                 return sizeof(uint64_t);
 840
 841         case PIPE_COMPUTE_CAP_MAX_CLOCK_FREQUENCY:
 842                 if (ret) {
 843                         uint32_t *max_clock_frequency = ret;
 844                         *max_clock_frequency = sscreen->info.max_shader_clock;
 845                 }
 846                 return sizeof(uint32_t);
 847
 848         case PIPE_COMPUTE_CAP_MAX_COMPUTE_UNITS:
 849                 if (ret) {
 850                         uint32_t *max_compute_units = ret;
 851                         *max_compute_units = sscreen->info.num_good_compute_units;
 852                 }
 853                 return sizeof(uint32_t);
 854
 855         case PIPE_COMPUTE_CAP_IMAGES_SUPPORTED:
 856                 if (ret) {
 857                         uint32_t *images_supported = ret;
 858                         *images_supported = 0;
 859                 }
 860                 return sizeof(uint32_t);
 861         case PIPE_COMPUTE_CAP_MAX_PRIVATE_SIZE:
 862                 break; /* unused */
 863         case PIPE_COMPUTE_CAP_SUBGROUP_SIZE:
 864                 if (ret) {
 865                         uint32_t *subgroup_size = ret;
 866                         *subgroup_size = 64;
 867                 }
 868                 return sizeof(uint32_t);
 869         case PIPE_COMPUTE_CAP_MAX_VARIABLE_THREADS_PER_BLOCK:
 870                 if (ret) {
 871                         uint64_t *max_variable_threads_per_block = ret;
 872                         if (ir_type == PIPE_SHADER_IR_NATIVE)
 873                                 *max_variable_threads_per_block = 0;
 874                         else
 875                                 *max_variable_threads_per_block = SI_MAX_VARIABLE_THREADS_PER_BLOCK;
 876                 }
 877                 return sizeof(uint64_t);
 878         }
 879
 880         fprintf(stderr, "unknown PIPE_COMPUTE_CAP %d\n", param);
 881         return 0;
 882 }
 883
 884 static uint64_t si_get_timestamp(struct pipe_screen *screen)
 885 {
 886         struct si_screen *sscreen = (struct si_screen*)screen;
 887
 888         return 1000000 * sscreen->ws->query_value(sscreen->ws, RADEON_TIMESTAMP) /
 889                         sscreen->info.clock_crystal_freq;
 890 }
 891
 892 static void si_query_memory_info(struct pipe_screen *screen,
 893                                  struct pipe_memory_info *info)
 894 {
 895         struct si_screen *sscreen = (struct si_screen*)screen;
 896         struct radeon_winsys *ws = sscreen->ws;
 897         unsigned vram_usage, gtt_usage;
 898
 899         info->total_device_memory = sscreen->info.vram_size / 1024;
 900         info->total_staging_memory = sscreen->info.gart_size / 1024;
 901
 902         /* The real TTM memory usage is somewhat random, because:
 903          *
 904          * 1) TTM delays freeing memory, because it can only free it after
 905          *    fences expire.
 906          *
 907          * 2) The memory usage can be really low if big VRAM evictions are
 908          *    taking place, but the real usage is well above the size of VRAM.
 909          *
 910          * Instead, return statistics of this process.
 911          */
 912         vram_usage = ws->query_value(ws, RADEON_VRAM_USAGE) / 1024;
 913         gtt_usage =  ws->query_value(ws, RADEON_GTT_USAGE) / 1024;
 914
 915         info->avail_device_memory =
 916                 vram_usage <= info->total_device_memory ?
 917                                 info->total_device_memory - vram_usage : 0;
 918         info->avail_staging_memory =
 919                 gtt_usage <= info->total_staging_memory ?
 920                                 info->total_staging_memory - gtt_usage : 0;
 921
 922         info->device_memory_evicted =
 923                 ws->query_value(ws, RADEON_NUM_BYTES_MOVED) / 1024;
 924
 925         if (sscreen->info.drm_major == 3 && sscreen->info.drm_minor >= 4)
 926                 info->nr_device_memory_evictions =
 927                         ws->query_value(ws, RADEON_NUM_EVICTIONS);
 928         else
 929                 /* Just return the number of evicted 64KB pages. */
 930                 info->nr_device_memory_evictions = info->device_memory_evicted / 64;
 931 }
 932
 933 static struct disk_cache *si_get_disk_shader_cache(struct pipe_screen *pscreen)
 934 {
 935         struct si_screen *sscreen = (struct si_screen*)pscreen;
 936
 937         return sscreen->disk_shader_cache;
 938 }
 939
 940 static void si_init_renderer_string(struct si_screen *sscreen)
 941 {
 942         char first_name[256], second_name[32] = {}, kernel_version[128] = {};
 943         struct utsname uname_data;
 944
 945         if (sscreen->info.marketing_name) {
 946                 snprintf(first_name, sizeof(first_name), "%s",
 947                          sscreen->info.marketing_name);
 948                 snprintf(second_name, sizeof(second_name), "%s, ",
 949                          sscreen->info.name);
 950         } else {
 951                 snprintf(first_name, sizeof(first_name), "AMD %s",
 952                          sscreen->info.name);
 953         }
 954
 955         if (uname(&uname_data) == 0)
 956                 snprintf(kernel_version, sizeof(kernel_version),
 957                          ", %s", uname_data.release);
 958
 959         snprintf(sscreen->renderer_string, sizeof(sscreen->renderer_string),
 960                  "%s (%sDRM %i.%i.%i%s, LLVM " MESA_LLVM_VERSION_STRING ")",
 961                  first_name, second_name, sscreen->info.drm_major,
 962                  sscreen->info.drm_minor, sscreen->info.drm_patchlevel,
 963                  kernel_version);
 964 }
 965
 966 void si_init_screen_get_functions(struct si_screen *sscreen)
 967 {
 968         sscreen->b.get_name = si_get_name;
 969         sscreen->b.get_vendor = si_get_vendor;
 970         sscreen->b.get_device_vendor = si_get_device_vendor;
 971         sscreen->b.get_param = si_get_param;
 972         sscreen->b.get_paramf = si_get_paramf;
 973         sscreen->b.get_compute_param = si_get_compute_param;
 974         sscreen->b.get_timestamp = si_get_timestamp;
 975         sscreen->b.get_shader_param = si_get_shader_param;
 976         sscreen->b.get_compiler_options = si_get_compiler_options;
 977         sscreen->b.get_device_uuid = si_get_device_uuid;
 978         sscreen->b.get_driver_uuid = si_get_driver_uuid;
 979         sscreen->b.query_memory_info = si_query_memory_info;
 980         sscreen->b.get_disk_shader_cache = si_get_disk_shader_cache;
 981
 982         if (sscreen->info.has_hw_decode) {
 983                 sscreen->b.get_video_param = si_get_video_param;
 984                 sscreen->b.is_video_format_supported = si_vid_is_format_supported;
 985         } else {
 986                 sscreen->b.get_video_param = si_get_video_param_no_decode;
 987                 sscreen->b.is_video_format_supported = vl_video_buffer_is_format_supported;
 988         }
 989
 990         si_init_renderer_string(sscreen);
 991 }