/* * Copyright 2010 Jerome Glisse * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), * to deal in the Software without restriction, including without limitation * on the rights to use, copy, modify, merge, publish, distribute, sub * license, and/or sell copies of the Software, and to permit persons to whom * the Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice (including the next * paragraph) shall be included in all copies or substantial portions of the * Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM, * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE * USE OR OTHER DEALINGS IN THE SOFTWARE. */ #include "si_pipe.h" #include "si_public.h" #include "si_shader_internal.h" #include "sid.h" #include "radeon/radeon_uvd.h" #include "util/hash_table.h" #include "util/u_log.h" #include "util/u_memory.h" #include "util/u_suballoc.h" #include "util/u_tests.h" #include "util/xmlconfig.h" #include "vl/vl_decoder.h" #include "../ddebug/dd_util.h" #include "compiler/nir/nir.h" /* * pipe_context */ static void si_destroy_context(struct pipe_context *context) { struct si_context *sctx = (struct si_context *)context; int i; /* Unreference the framebuffer normally to disable related logic * properly. */ struct pipe_framebuffer_state fb = {}; if (context->set_framebuffer_state) context->set_framebuffer_state(context, &fb); si_release_all_descriptors(sctx); pipe_resource_reference(&sctx->esgs_ring, NULL); pipe_resource_reference(&sctx->gsvs_ring, NULL); pipe_resource_reference(&sctx->tf_ring, NULL); pipe_resource_reference(&sctx->tess_offchip_ring, NULL); pipe_resource_reference(&sctx->null_const_buf.buffer, NULL); r600_resource_reference(&sctx->border_color_buffer, NULL); free(sctx->border_color_table); r600_resource_reference(&sctx->scratch_buffer, NULL); r600_resource_reference(&sctx->compute_scratch_buffer, NULL); r600_resource_reference(&sctx->wait_mem_scratch, NULL); si_pm4_free_state(sctx, sctx->init_config, ~0); if (sctx->init_config_gs_rings) si_pm4_free_state(sctx, sctx->init_config_gs_rings, ~0); for (i = 0; i < ARRAY_SIZE(sctx->vgt_shader_config); i++) si_pm4_delete_state(sctx, vgt_shader_config, sctx->vgt_shader_config[i]); if (sctx->fixed_func_tcs_shader.cso) sctx->b.b.delete_tcs_state(&sctx->b.b, sctx->fixed_func_tcs_shader.cso); if (sctx->custom_dsa_flush) sctx->b.b.delete_depth_stencil_alpha_state(&sctx->b.b, sctx->custom_dsa_flush); if (sctx->custom_blend_resolve) sctx->b.b.delete_blend_state(&sctx->b.b, sctx->custom_blend_resolve); if (sctx->custom_blend_fmask_decompress) sctx->b.b.delete_blend_state(&sctx->b.b, sctx->custom_blend_fmask_decompress); if (sctx->custom_blend_eliminate_fastclear) sctx->b.b.delete_blend_state(&sctx->b.b, sctx->custom_blend_eliminate_fastclear); if (sctx->custom_blend_dcc_decompress) sctx->b.b.delete_blend_state(&sctx->b.b, sctx->custom_blend_dcc_decompress); if (sctx->blitter) util_blitter_destroy(sctx->blitter); r600_common_context_cleanup(&sctx->b); LLVMDisposeTargetMachine(sctx->tm); si_saved_cs_reference(&sctx->current_saved_cs, NULL); _mesa_hash_table_destroy(sctx->tex_handles, NULL); _mesa_hash_table_destroy(sctx->img_handles, NULL); util_dynarray_fini(&sctx->resident_tex_handles); util_dynarray_fini(&sctx->resident_img_handles); util_dynarray_fini(&sctx->resident_tex_needs_color_decompress); util_dynarray_fini(&sctx->resident_img_needs_color_decompress); util_dynarray_fini(&sctx->resident_tex_needs_depth_decompress); FREE(sctx); } static enum pipe_reset_status si_amdgpu_get_reset_status(struct pipe_context *ctx) { struct si_context *sctx = (struct si_context *)ctx; return sctx->b.ws->ctx_query_reset_status(sctx->b.ctx); } /* Apitrace profiling: * 1) qapitrace : Tools -> Profile: Measure CPU & GPU times * 2) In the middle panel, zoom in (mouse wheel) on some bad draw call * and remember its number. * 3) In Mesa, enable queries and performance counters around that draw * call and print the results. * 4) glretrace --benchmark --markers .. */ static void si_emit_string_marker(struct pipe_context *ctx, const char *string, int len) { struct si_context *sctx = (struct si_context *)ctx; dd_parse_apitrace_marker(string, len, &sctx->apitrace_call_number); if (sctx->b.log) u_log_printf(sctx->b.log, "\nString marker: %*s\n", len, string); } static LLVMTargetMachineRef si_create_llvm_target_machine(struct si_screen *sscreen) { const char *triple = "amdgcn--"; char features[256]; snprintf(features, sizeof(features), "+DumpCode,+vgpr-spilling,-fp32-denormals,+fp64-denormals%s%s%s", sscreen->b.chip_class >= GFX9 ? ",+xnack" : ",-xnack", sscreen->llvm_has_working_vgpr_indexing ? "" : ",-promote-alloca", sscreen->b.debug_flags & DBG_SI_SCHED ? ",+si-scheduler" : ""); return LLVMCreateTargetMachine(ac_get_llvm_target(triple), triple, r600_get_llvm_processor_name(sscreen->b.family), features, LLVMCodeGenLevelDefault, LLVMRelocDefault, LLVMCodeModelDefault); } static void si_set_log_context(struct pipe_context *ctx, struct u_log_context *log) { struct si_context *sctx = (struct si_context *)ctx; sctx->b.log = log; if (log) u_log_add_auto_logger(log, si_auto_log_cs, sctx); } static struct pipe_context *si_create_context(struct pipe_screen *screen, unsigned flags) { struct si_context *sctx = CALLOC_STRUCT(si_context); struct si_screen* sscreen = (struct si_screen *)screen; struct radeon_winsys *ws = sscreen->b.ws; int shader, i; if (!sctx) return NULL; if (flags & PIPE_CONTEXT_DEBUG) sscreen->record_llvm_ir = true; /* racy but not critical */ sctx->b.b.screen = screen; /* this must be set first */ sctx->b.b.priv = NULL; sctx->b.b.destroy = si_destroy_context; sctx->b.b.emit_string_marker = si_emit_string_marker; sctx->b.b.set_log_context = si_set_log_context; sctx->b.set_atom_dirty = (void *)si_set_atom_dirty; sctx->screen = sscreen; /* Easy accessing of screen/winsys. */ sctx->is_debug = (flags & PIPE_CONTEXT_DEBUG) != 0; if (!r600_common_context_init(&sctx->b, &sscreen->b, flags)) goto fail; if (sscreen->b.info.drm_major == 3) sctx->b.b.get_device_reset_status = si_amdgpu_get_reset_status; si_init_blit_functions(sctx); si_init_compute_functions(sctx); si_init_cp_dma_functions(sctx); si_init_debug_functions(sctx); if (sscreen->b.info.has_hw_decode) { sctx->b.b.create_video_codec = si_uvd_create_decoder; sctx->b.b.create_video_buffer = si_video_buffer_create; } else { sctx->b.b.create_video_codec = vl_create_decoder; sctx->b.b.create_video_buffer = vl_video_buffer_create; } sctx->b.gfx.cs = ws->cs_create(sctx->b.ctx, RING_GFX, si_context_gfx_flush, sctx); sctx->b.gfx.flush = si_context_gfx_flush; /* Border colors. */ sctx->border_color_table = malloc(SI_MAX_BORDER_COLORS * sizeof(*sctx->border_color_table)); if (!sctx->border_color_table) goto fail; sctx->border_color_buffer = (struct r600_resource*) pipe_buffer_create(screen, 0, PIPE_USAGE_DEFAULT, SI_MAX_BORDER_COLORS * sizeof(*sctx->border_color_table)); if (!sctx->border_color_buffer) goto fail; sctx->border_color_map = ws->buffer_map(sctx->border_color_buffer->buf, NULL, PIPE_TRANSFER_WRITE); if (!sctx->border_color_map) goto fail; si_init_all_descriptors(sctx); si_init_state_functions(sctx); si_init_shader_functions(sctx); si_init_ia_multi_vgt_param_table(sctx); if (sctx->b.chip_class >= CIK) cik_init_sdma_functions(sctx); else si_init_dma_functions(sctx); if (sscreen->b.debug_flags & DBG_FORCE_DMA) sctx->b.b.resource_copy_region = sctx->b.dma_copy; sctx->blitter = util_blitter_create(&sctx->b.b); if (sctx->blitter == NULL) goto fail; sctx->blitter->draw_rectangle = r600_draw_rectangle; sctx->sample_mask.sample_mask = 0xffff; /* these must be last */ si_begin_new_cs(sctx); if (sctx->b.chip_class >= GFX9) { sctx->wait_mem_scratch = (struct r600_resource*) pipe_buffer_create(screen, 0, PIPE_USAGE_DEFAULT, 4); if (!sctx->wait_mem_scratch) goto fail; /* Initialize the memory. */ struct radeon_winsys_cs *cs = sctx->b.gfx.cs; radeon_emit(cs, PKT3(PKT3_WRITE_DATA, 3, 0)); radeon_emit(cs, S_370_DST_SEL(V_370_MEMORY_SYNC) | S_370_WR_CONFIRM(1) | S_370_ENGINE_SEL(V_370_ME)); radeon_emit(cs, sctx->wait_mem_scratch->gpu_address); radeon_emit(cs, sctx->wait_mem_scratch->gpu_address >> 32); radeon_emit(cs, sctx->wait_mem_number); } /* CIK cannot unbind a constant buffer (S_BUFFER_LOAD doesn't skip loads * if NUM_RECORDS == 0). We need to use a dummy buffer instead. */ if (sctx->b.chip_class == CIK) { sctx->null_const_buf.buffer = r600_aligned_buffer_create(screen, R600_RESOURCE_FLAG_UNMAPPABLE, PIPE_USAGE_DEFAULT, 16, sctx->screen->b.info.tcc_cache_line_size); if (!sctx->null_const_buf.buffer) goto fail; sctx->null_const_buf.buffer_size = sctx->null_const_buf.buffer->width0; for (shader = 0; shader < SI_NUM_SHADERS; shader++) { for (i = 0; i < SI_NUM_CONST_BUFFERS; i++) { sctx->b.b.set_constant_buffer(&sctx->b.b, shader, i, &sctx->null_const_buf); } } si_set_rw_buffer(sctx, SI_HS_CONST_DEFAULT_TESS_LEVELS, &sctx->null_const_buf); si_set_rw_buffer(sctx, SI_VS_CONST_INSTANCE_DIVISORS, &sctx->null_const_buf); si_set_rw_buffer(sctx, SI_VS_CONST_CLIP_PLANES, &sctx->null_const_buf); si_set_rw_buffer(sctx, SI_PS_CONST_POLY_STIPPLE, &sctx->null_const_buf); si_set_rw_buffer(sctx, SI_PS_CONST_SAMPLE_POSITIONS, &sctx->null_const_buf); /* Clear the NULL constant buffer, because loads should return zeros. */ sctx->b.clear_buffer(&sctx->b.b, sctx->null_const_buf.buffer, 0, sctx->null_const_buf.buffer->width0, 0, R600_COHERENCY_SHADER); } uint64_t max_threads_per_block; screen->get_compute_param(screen, PIPE_SHADER_IR_TGSI, PIPE_COMPUTE_CAP_MAX_THREADS_PER_BLOCK, &max_threads_per_block); /* The maximum number of scratch waves. Scratch space isn't divided * evenly between CUs. The number is only a function of the number of CUs. * We can decrease the constant to decrease the scratch buffer size. * * sctx->scratch_waves must be >= the maximum posible size of * 1 threadgroup, so that the hw doesn't hang from being unable * to start any. * * The recommended value is 4 per CU at most. Higher numbers don't * bring much benefit, but they still occupy chip resources (think * async compute). I've seen ~2% performance difference between 4 and 32. */ sctx->scratch_waves = MAX2(32 * sscreen->b.info.num_good_compute_units, max_threads_per_block / 64); sctx->tm = si_create_llvm_target_machine(sscreen); /* Bindless handles. */ sctx->tex_handles = _mesa_hash_table_create(NULL, _mesa_hash_pointer, _mesa_key_pointer_equal); sctx->img_handles = _mesa_hash_table_create(NULL, _mesa_hash_pointer, _mesa_key_pointer_equal); util_dynarray_init(&sctx->resident_tex_handles, NULL); util_dynarray_init(&sctx->resident_img_handles, NULL); util_dynarray_init(&sctx->resident_tex_needs_color_decompress, NULL); util_dynarray_init(&sctx->resident_img_needs_color_decompress, NULL); util_dynarray_init(&sctx->resident_tex_needs_depth_decompress, NULL); return &sctx->b.b; fail: fprintf(stderr, "radeonsi: Failed to create a context.\n"); si_destroy_context(&sctx->b.b); return NULL; } static struct pipe_context *si_pipe_create_context(struct pipe_screen *screen, void *priv, unsigned flags) { struct si_screen *sscreen = (struct si_screen *)screen; struct pipe_context *ctx; if (sscreen->b.debug_flags & DBG_CHECK_VM) flags |= PIPE_CONTEXT_DEBUG; ctx = si_create_context(screen, flags); if (!(flags & PIPE_CONTEXT_PREFER_THREADED)) return ctx; /* Clover (compute-only) is unsupported. * * Since the threaded context creates shader states from the non-driver * thread, asynchronous compilation is required for create_{shader}_- * state not to use pipe_context. Debug contexts (ddebug) disable * asynchronous compilation, so don't use the threaded context with * those. */ if (flags & (PIPE_CONTEXT_COMPUTE_ONLY | PIPE_CONTEXT_DEBUG)) return ctx; /* When shaders are logged to stderr, asynchronous compilation is * disabled too. */ if (sscreen->b.debug_flags & DBG_ALL_SHADERS) return ctx; return threaded_context_create(ctx, &sscreen->b.pool_transfers, r600_replace_buffer_storage, &((struct si_context*)ctx)->b.tc); } /* * pipe_screen */ static bool si_have_tgsi_compute(struct si_screen *sscreen) { /* Old kernels disallowed some register writes for SI * that are used for indirect dispatches. */ return (sscreen->b.chip_class >= CIK || sscreen->b.info.drm_major == 3 || (sscreen->b.info.drm_major == 2 && sscreen->b.info.drm_minor >= 45)); } static int si_get_param(struct pipe_screen* pscreen, enum pipe_cap param) { struct si_screen *sscreen = (struct si_screen *)pscreen; switch (param) { /* Supported features (boolean caps). */ case PIPE_CAP_ACCELERATED: case PIPE_CAP_TWO_SIDED_STENCIL: case PIPE_CAP_MAX_DUAL_SOURCE_RENDER_TARGETS: case PIPE_CAP_ANISOTROPIC_FILTER: case PIPE_CAP_POINT_SPRITE: case PIPE_CAP_OCCLUSION_QUERY: case PIPE_CAP_TEXTURE_SHADOW_MAP: case PIPE_CAP_TEXTURE_MIRROR_CLAMP: case PIPE_CAP_BLEND_EQUATION_SEPARATE: case PIPE_CAP_TEXTURE_SWIZZLE: case PIPE_CAP_DEPTH_CLIP_DISABLE: case PIPE_CAP_SHADER_STENCIL_EXPORT: case PIPE_CAP_VERTEX_ELEMENT_INSTANCE_DIVISOR: case PIPE_CAP_MIXED_COLORBUFFER_FORMATS: case PIPE_CAP_TGSI_FS_COORD_ORIGIN_UPPER_LEFT: case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_HALF_INTEGER: case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_INTEGER: case PIPE_CAP_SM3: case PIPE_CAP_SEAMLESS_CUBE_MAP: case PIPE_CAP_PRIMITIVE_RESTART: case PIPE_CAP_CONDITIONAL_RENDER: case PIPE_CAP_TEXTURE_BARRIER: case PIPE_CAP_INDEP_BLEND_ENABLE: case PIPE_CAP_INDEP_BLEND_FUNC: case PIPE_CAP_SEAMLESS_CUBE_MAP_PER_TEXTURE: case PIPE_CAP_VERTEX_COLOR_UNCLAMPED: case PIPE_CAP_USER_CONSTANT_BUFFERS: case PIPE_CAP_START_INSTANCE: case PIPE_CAP_NPOT_TEXTURES: case PIPE_CAP_MIXED_FRAMEBUFFER_SIZES: case PIPE_CAP_MIXED_COLOR_DEPTH_BITS: case PIPE_CAP_VERTEX_COLOR_CLAMPED: case PIPE_CAP_FRAGMENT_COLOR_CLAMPED: case PIPE_CAP_PREFER_BLIT_BASED_TEXTURE_TRANSFER: case PIPE_CAP_TGSI_INSTANCEID: case PIPE_CAP_COMPUTE: case PIPE_CAP_TEXTURE_BUFFER_OBJECTS: case PIPE_CAP_TGSI_VS_LAYER_VIEWPORT: case PIPE_CAP_QUERY_PIPELINE_STATISTICS: case PIPE_CAP_BUFFER_MAP_PERSISTENT_COHERENT: case PIPE_CAP_CUBE_MAP_ARRAY: case PIPE_CAP_SAMPLE_SHADING: case PIPE_CAP_DRAW_INDIRECT: case PIPE_CAP_CLIP_HALFZ: case PIPE_CAP_TGSI_VS_WINDOW_SPACE_POSITION: case PIPE_CAP_POLYGON_OFFSET_CLAMP: case PIPE_CAP_MULTISAMPLE_Z_RESOLVE: case PIPE_CAP_QUADS_FOLLOW_PROVOKING_VERTEX_CONVENTION: case PIPE_CAP_TGSI_TEXCOORD: case PIPE_CAP_TGSI_FS_FINE_DERIVATIVE: case PIPE_CAP_CONDITIONAL_RENDER_INVERTED: case PIPE_CAP_TEXTURE_FLOAT_LINEAR: case PIPE_CAP_TEXTURE_HALF_FLOAT_LINEAR: case PIPE_CAP_SHAREABLE_SHADERS: case PIPE_CAP_DEPTH_BOUNDS_TEST: case PIPE_CAP_SAMPLER_VIEW_TARGET: case PIPE_CAP_TEXTURE_QUERY_LOD: case PIPE_CAP_TEXTURE_GATHER_SM5: case PIPE_CAP_TGSI_TXQS: case PIPE_CAP_FORCE_PERSAMPLE_INTERP: case PIPE_CAP_COPY_BETWEEN_COMPRESSED_AND_PLAIN_FORMATS: case PIPE_CAP_TGSI_FS_POSITION_IS_SYSVAL: case PIPE_CAP_TGSI_FS_FACE_IS_INTEGER_SYSVAL: case PIPE_CAP_INVALIDATE_BUFFER: case PIPE_CAP_SURFACE_REINTERPRET_BLOCKS: case PIPE_CAP_QUERY_MEMORY_INFO: case PIPE_CAP_TGSI_PACK_HALF_FLOAT: case PIPE_CAP_FRAMEBUFFER_NO_ATTACHMENT: case PIPE_CAP_ROBUST_BUFFER_ACCESS_BEHAVIOR: case PIPE_CAP_GENERATE_MIPMAP: case PIPE_CAP_POLYGON_OFFSET_UNITS_UNSCALED: case PIPE_CAP_STRING_MARKER: case PIPE_CAP_CLEAR_TEXTURE: case PIPE_CAP_CULL_DISTANCE: case PIPE_CAP_TGSI_ARRAY_COMPONENTS: case PIPE_CAP_TGSI_CAN_READ_OUTPUTS: case PIPE_CAP_GLSL_OPTIMIZE_CONSERVATIVELY: case PIPE_CAP_STREAM_OUTPUT_PAUSE_RESUME: case PIPE_CAP_STREAM_OUTPUT_INTERLEAVE_BUFFERS: case PIPE_CAP_DOUBLES: case PIPE_CAP_TGSI_TEX_TXF_LZ: case PIPE_CAP_TGSI_TES_LAYER_VIEWPORT: case PIPE_CAP_BINDLESS_TEXTURE: case PIPE_CAP_QUERY_TIMESTAMP: case PIPE_CAP_QUERY_TIME_ELAPSED: case PIPE_CAP_NIR_SAMPLERS_AS_DEREF: case PIPE_CAP_QUERY_SO_OVERFLOW: case PIPE_CAP_MEMOBJ: return 1; case PIPE_CAP_INT64: case PIPE_CAP_INT64_DIVMOD: case PIPE_CAP_TGSI_CLOCK: case PIPE_CAP_CAN_BIND_CONST_BUFFER_AS_VERTEX: case PIPE_CAP_ALLOW_MAPPED_BUFFERS_DURING_EXECUTION: return 1; case PIPE_CAP_TGSI_VOTE: return HAVE_LLVM >= 0x0400; case PIPE_CAP_TGSI_BALLOT: return HAVE_LLVM >= 0x0500; case PIPE_CAP_RESOURCE_FROM_USER_MEMORY: return !SI_BIG_ENDIAN && sscreen->b.info.has_userptr; case PIPE_CAP_DEVICE_RESET_STATUS_QUERY: return (sscreen->b.info.drm_major == 2 && sscreen->b.info.drm_minor >= 43) || sscreen->b.info.drm_major == 3; case PIPE_CAP_TEXTURE_MULTISAMPLE: /* 2D tiling on CIK is supported since DRM 2.35.0 */ return sscreen->b.chip_class < CIK || (sscreen->b.info.drm_major == 2 && sscreen->b.info.drm_minor >= 35) || sscreen->b.info.drm_major == 3; case PIPE_CAP_MIN_MAP_BUFFER_ALIGNMENT: return R600_MAP_BUFFER_ALIGNMENT; case PIPE_CAP_CONSTANT_BUFFER_OFFSET_ALIGNMENT: case PIPE_CAP_TEXTURE_BUFFER_OFFSET_ALIGNMENT: case PIPE_CAP_MAX_TEXTURE_GATHER_COMPONENTS: case PIPE_CAP_MAX_STREAM_OUTPUT_BUFFERS: case PIPE_CAP_MAX_VERTEX_STREAMS: case PIPE_CAP_SHADER_BUFFER_OFFSET_ALIGNMENT: return 4; case PIPE_CAP_GLSL_FEATURE_LEVEL: if (sscreen->b.debug_flags & DBG_NIR) return 140; /* no geometry and tessellation shaders yet */ if (si_have_tgsi_compute(sscreen)) return 450; return 420; case PIPE_CAP_MAX_TEXTURE_BUFFER_SIZE: return MIN2(sscreen->b.info.max_alloc_size, INT_MAX); case PIPE_CAP_VERTEX_BUFFER_OFFSET_4BYTE_ALIGNED_ONLY: case PIPE_CAP_VERTEX_BUFFER_STRIDE_4BYTE_ALIGNED_ONLY: case PIPE_CAP_VERTEX_ELEMENT_SRC_OFFSET_4BYTE_ALIGNED_ONLY: /* SI doesn't support unaligned loads. * CIK needs DRM 2.50.0 on radeon. */ return sscreen->b.chip_class == SI || (sscreen->b.info.drm_major == 2 && sscreen->b.info.drm_minor < 50); case PIPE_CAP_SPARSE_BUFFER_PAGE_SIZE: /* TODO: GFX9 hangs. */ if (sscreen->b.chip_class >= GFX9) return 0; /* Disable on SI due to VM faults in CP DMA. Enable once these * faults are mitigated in software. */ if (sscreen->b.chip_class >= CIK && sscreen->b.info.drm_major == 3 && sscreen->b.info.drm_minor >= 13) return RADEON_SPARSE_PAGE_SIZE; return 0; /* Unsupported features. */ case PIPE_CAP_BUFFER_SAMPLER_VIEW_RGBA_ONLY: case PIPE_CAP_TGSI_FS_COORD_ORIGIN_LOWER_LEFT: case PIPE_CAP_TGSI_CAN_COMPACT_CONSTANTS: case PIPE_CAP_USER_VERTEX_BUFFERS: case PIPE_CAP_FAKE_SW_MSAA: case PIPE_CAP_TEXTURE_GATHER_OFFSETS: case PIPE_CAP_VERTEXID_NOBASE: case PIPE_CAP_PRIMITIVE_RESTART_FOR_PATCHES: case PIPE_CAP_MAX_WINDOW_RECTANGLES: case PIPE_CAP_NATIVE_FENCE_FD: case PIPE_CAP_TGSI_FS_FBFETCH: case PIPE_CAP_TGSI_MUL_ZERO_WINS: case PIPE_CAP_UMA: case PIPE_CAP_POLYGON_MODE_FILL_RECTANGLE: case PIPE_CAP_POST_DEPTH_COVERAGE: return 0; case PIPE_CAP_QUERY_BUFFER_OBJECT: return si_have_tgsi_compute(sscreen); case PIPE_CAP_DRAW_PARAMETERS: case PIPE_CAP_MULTI_DRAW_INDIRECT: case PIPE_CAP_MULTI_DRAW_INDIRECT_PARAMS: return sscreen->has_draw_indirect_multi; case PIPE_CAP_MAX_SHADER_PATCH_VARYINGS: return 30; case PIPE_CAP_TEXTURE_BORDER_COLOR_QUIRK: return sscreen->b.chip_class <= VI ? PIPE_QUIRK_TEXTURE_BORDER_COLOR_SWIZZLE_R600 : 0; /* Stream output. */ case PIPE_CAP_MAX_STREAM_OUTPUT_SEPARATE_COMPONENTS: case PIPE_CAP_MAX_STREAM_OUTPUT_INTERLEAVED_COMPONENTS: return 32*4; /* Geometry shader output. */ case PIPE_CAP_MAX_GEOMETRY_OUTPUT_VERTICES: return 1024; case PIPE_CAP_MAX_GEOMETRY_TOTAL_OUTPUT_COMPONENTS: return 4095; case PIPE_CAP_MAX_VERTEX_ATTRIB_STRIDE: return 2048; /* Texturing. */ case PIPE_CAP_MAX_TEXTURE_2D_LEVELS: case PIPE_CAP_MAX_TEXTURE_CUBE_LEVELS: return 15; /* 16384 */ case PIPE_CAP_MAX_TEXTURE_3D_LEVELS: /* textures support 8192, but layered rendering supports 2048 */ return 12; case PIPE_CAP_MAX_TEXTURE_ARRAY_LAYERS: /* textures support 8192, but layered rendering supports 2048 */ return 2048; /* Viewports and render targets. */ case PIPE_CAP_MAX_VIEWPORTS: return R600_MAX_VIEWPORTS; case PIPE_CAP_VIEWPORT_SUBPIXEL_BITS: case PIPE_CAP_MAX_RENDER_TARGETS: return 8; case PIPE_CAP_MIN_TEXTURE_GATHER_OFFSET: case PIPE_CAP_MIN_TEXEL_OFFSET: return -32; case PIPE_CAP_MAX_TEXTURE_GATHER_OFFSET: case PIPE_CAP_MAX_TEXEL_OFFSET: return 31; case PIPE_CAP_ENDIANNESS: return PIPE_ENDIAN_LITTLE; case PIPE_CAP_VENDOR_ID: return ATI_VENDOR_ID; case PIPE_CAP_DEVICE_ID: return sscreen->b.info.pci_id; case PIPE_CAP_VIDEO_MEMORY: return sscreen->b.info.vram_size >> 20; case PIPE_CAP_PCI_GROUP: return sscreen->b.info.pci_domain; case PIPE_CAP_PCI_BUS: return sscreen->b.info.pci_bus; case PIPE_CAP_PCI_DEVICE: return sscreen->b.info.pci_dev; case PIPE_CAP_PCI_FUNCTION: return sscreen->b.info.pci_func; } return 0; } static int si_get_shader_param(struct pipe_screen* pscreen, enum pipe_shader_type shader, enum pipe_shader_cap param) { struct si_screen *sscreen = (struct si_screen *)pscreen; switch(shader) { case PIPE_SHADER_FRAGMENT: case PIPE_SHADER_VERTEX: case PIPE_SHADER_GEOMETRY: case PIPE_SHADER_TESS_CTRL: case PIPE_SHADER_TESS_EVAL: break; case PIPE_SHADER_COMPUTE: switch (param) { case PIPE_SHADER_CAP_PREFERRED_IR: return PIPE_SHADER_IR_NATIVE; case PIPE_SHADER_CAP_SUPPORTED_IRS: { int ir = 1 << PIPE_SHADER_IR_NATIVE; if (si_have_tgsi_compute(sscreen)) ir |= 1 << PIPE_SHADER_IR_TGSI; return ir; } case PIPE_SHADER_CAP_MAX_CONST_BUFFER_SIZE: { uint64_t max_const_buffer_size; pscreen->get_compute_param(pscreen, PIPE_SHADER_IR_TGSI, PIPE_COMPUTE_CAP_MAX_MEM_ALLOC_SIZE, &max_const_buffer_size); return MIN2(max_const_buffer_size, INT_MAX); } default: /* If compute shaders don't require a special value * for this cap, we can return the same value we * do for other shader types. */ break; } break; default: return 0; } switch (param) { /* Shader limits. */ case PIPE_SHADER_CAP_MAX_INSTRUCTIONS: case PIPE_SHADER_CAP_MAX_ALU_INSTRUCTIONS: case PIPE_SHADER_CAP_MAX_TEX_INSTRUCTIONS: case PIPE_SHADER_CAP_MAX_TEX_INDIRECTIONS: case PIPE_SHADER_CAP_MAX_CONTROL_FLOW_DEPTH: return 16384; case PIPE_SHADER_CAP_MAX_INPUTS: return shader == PIPE_SHADER_VERTEX ? SI_MAX_ATTRIBS : 32; case PIPE_SHADER_CAP_MAX_OUTPUTS: return shader == PIPE_SHADER_FRAGMENT ? 8 : 32; case PIPE_SHADER_CAP_MAX_TEMPS: return 256; /* Max native temporaries. */ case PIPE_SHADER_CAP_MAX_CONST_BUFFER_SIZE: return 4096 * sizeof(float[4]); /* actually only memory limits this */ case PIPE_SHADER_CAP_MAX_CONST_BUFFERS: return SI_NUM_CONST_BUFFERS; case PIPE_SHADER_CAP_MAX_TEXTURE_SAMPLERS: case PIPE_SHADER_CAP_MAX_SAMPLER_VIEWS: return SI_NUM_SAMPLERS; case PIPE_SHADER_CAP_MAX_SHADER_BUFFERS: return SI_NUM_SHADER_BUFFERS; case PIPE_SHADER_CAP_MAX_SHADER_IMAGES: return SI_NUM_IMAGES; case PIPE_SHADER_CAP_MAX_UNROLL_ITERATIONS_HINT: return 32; case PIPE_SHADER_CAP_PREFERRED_IR: if (sscreen->b.debug_flags & DBG_NIR && (shader == PIPE_SHADER_VERTEX || shader == PIPE_SHADER_FRAGMENT)) return PIPE_SHADER_IR_NIR; return PIPE_SHADER_IR_TGSI; case PIPE_SHADER_CAP_LOWER_IF_THRESHOLD: return 4; /* Supported boolean features. */ case PIPE_SHADER_CAP_TGSI_CONT_SUPPORTED: case PIPE_SHADER_CAP_TGSI_SQRT_SUPPORTED: case PIPE_SHADER_CAP_INDIRECT_TEMP_ADDR: case PIPE_SHADER_CAP_INDIRECT_CONST_ADDR: case PIPE_SHADER_CAP_INTEGERS: case PIPE_SHADER_CAP_TGSI_FMA_SUPPORTED: case PIPE_SHADER_CAP_TGSI_ANY_INOUT_DECL_RANGE: case PIPE_SHADER_CAP_TGSI_SKIP_MERGE_REGISTERS: case PIPE_SHADER_CAP_TGSI_DROUND_SUPPORTED: return 1; case PIPE_SHADER_CAP_INDIRECT_INPUT_ADDR: /* TODO: Indirect indexing of GS inputs is unimplemented. */ return shader != PIPE_SHADER_GEOMETRY && (sscreen->llvm_has_working_vgpr_indexing || /* TCS and TES load inputs directly from LDS or * offchip memory, so indirect indexing is trivial. */ shader == PIPE_SHADER_TESS_CTRL || shader == PIPE_SHADER_TESS_EVAL); case PIPE_SHADER_CAP_INDIRECT_OUTPUT_ADDR: return sscreen->llvm_has_working_vgpr_indexing || /* TCS stores outputs directly to memory. */ shader == PIPE_SHADER_TESS_CTRL; /* Unsupported boolean features. */ case PIPE_SHADER_CAP_SUBROUTINES: case PIPE_SHADER_CAP_SUPPORTED_IRS: case PIPE_SHADER_CAP_TGSI_DFRACEXP_DLDEXP_SUPPORTED: return 0; } return 0; } static const struct nir_shader_compiler_options nir_options = { .vertex_id_zero_based = true, .lower_scmp = true, .lower_flrp32 = true, .lower_fsat = true, .lower_fdiv = true, .lower_sub = true, .lower_pack_snorm_2x16 = true, .lower_pack_snorm_4x8 = true, .lower_pack_unorm_2x16 = true, .lower_pack_unorm_4x8 = true, .lower_unpack_snorm_2x16 = true, .lower_unpack_snorm_4x8 = true, .lower_unpack_unorm_2x16 = true, .lower_unpack_unorm_4x8 = true, .lower_extract_byte = true, .lower_extract_word = true, .max_unroll_iterations = 32, .native_integers = true, }; static const void * si_get_compiler_options(struct pipe_screen *screen, enum pipe_shader_ir ir, enum pipe_shader_type shader) { assert(ir == PIPE_SHADER_IR_NIR); return &nir_options; } static void si_destroy_screen(struct pipe_screen* pscreen) { struct si_screen *sscreen = (struct si_screen *)pscreen; struct si_shader_part *parts[] = { sscreen->vs_prologs, sscreen->tcs_epilogs, sscreen->gs_prologs, sscreen->ps_prologs, sscreen->ps_epilogs }; unsigned i; if (!sscreen->b.ws->unref(sscreen->b.ws)) return; util_queue_destroy(&sscreen->shader_compiler_queue); util_queue_destroy(&sscreen->shader_compiler_queue_low_priority); for (i = 0; i < ARRAY_SIZE(sscreen->tm); i++) if (sscreen->tm[i]) LLVMDisposeTargetMachine(sscreen->tm[i]); for (i = 0; i < ARRAY_SIZE(sscreen->tm_low_priority); i++) if (sscreen->tm_low_priority[i]) LLVMDisposeTargetMachine(sscreen->tm_low_priority[i]); /* Free shader parts. */ for (i = 0; i < ARRAY_SIZE(parts); i++) { while (parts[i]) { struct si_shader_part *part = parts[i]; parts[i] = part->next; radeon_shader_binary_clean(&part->binary); FREE(part); } } mtx_destroy(&sscreen->shader_parts_mutex); si_destroy_shader_cache(sscreen); r600_destroy_common_screen(&sscreen->b); } static bool si_init_gs_info(struct si_screen *sscreen) { switch (sscreen->b.family) { case CHIP_OLAND: case CHIP_HAINAN: case CHIP_KAVERI: case CHIP_KABINI: case CHIP_MULLINS: case CHIP_ICELAND: case CHIP_CARRIZO: case CHIP_STONEY: sscreen->gs_table_depth = 16; return true; case CHIP_TAHITI: case CHIP_PITCAIRN: case CHIP_VERDE: case CHIP_BONAIRE: case CHIP_HAWAII: case CHIP_TONGA: case CHIP_FIJI: case CHIP_POLARIS10: case CHIP_POLARIS11: case CHIP_POLARIS12: case CHIP_VEGA10: case CHIP_RAVEN: sscreen->gs_table_depth = 32; return true; default: return false; } } static void si_handle_env_var_force_family(struct si_screen *sscreen) { const char *family = debug_get_option("SI_FORCE_FAMILY", NULL); unsigned i; if (!family) return; for (i = CHIP_TAHITI; i < CHIP_LAST; i++) { if (!strcmp(family, r600_get_llvm_processor_name(i))) { /* Override family and chip_class. */ sscreen->b.family = sscreen->b.info.family = i; if (i >= CHIP_VEGA10) sscreen->b.chip_class = sscreen->b.info.chip_class = GFX9; else if (i >= CHIP_TONGA) sscreen->b.chip_class = sscreen->b.info.chip_class = VI; else if (i >= CHIP_BONAIRE) sscreen->b.chip_class = sscreen->b.info.chip_class = CIK; else sscreen->b.chip_class = sscreen->b.info.chip_class = SI; /* Don't submit any IBs. */ setenv("RADEON_NOOP", "1", 1); return; } } fprintf(stderr, "radeonsi: Unknown family: %s\n", family); exit(1); } static void si_test_vmfault(struct si_screen *sscreen) { struct pipe_context *ctx = sscreen->b.aux_context; struct si_context *sctx = (struct si_context *)ctx; struct pipe_resource *buf = pipe_buffer_create(&sscreen->b.b, 0, PIPE_USAGE_DEFAULT, 64); if (!buf) { puts("Buffer allocation failed."); exit(1); } r600_resource(buf)->gpu_address = 0; /* cause a VM fault */ if (sscreen->b.debug_flags & DBG_TEST_VMFAULT_CP) { si_copy_buffer(sctx, buf, buf, 0, 4, 4, 0); ctx->flush(ctx, NULL, 0); puts("VM fault test: CP - done."); } if (sscreen->b.debug_flags & DBG_TEST_VMFAULT_SDMA) { sctx->b.dma_clear_buffer(ctx, buf, 0, 4, 0); ctx->flush(ctx, NULL, 0); puts("VM fault test: SDMA - done."); } if (sscreen->b.debug_flags & DBG_TEST_VMFAULT_SHADER) { util_test_constant_buffer(ctx, buf); puts("VM fault test: Shader - done."); } exit(0); } static void radeonsi_get_driver_uuid(struct pipe_screen *pscreen, char *uuid) { ac_compute_driver_uuid(uuid, PIPE_UUID_SIZE); } static void radeonsi_get_device_uuid(struct pipe_screen *pscreen, char *uuid) { struct r600_common_screen *rscreen = (struct r600_common_screen *)pscreen; ac_compute_device_uuid(&rscreen->info, uuid, PIPE_UUID_SIZE); } struct pipe_screen *radeonsi_screen_create(struct radeon_winsys *ws, const struct pipe_screen_config *config) { struct si_screen *sscreen = CALLOC_STRUCT(si_screen); unsigned num_threads, num_compiler_threads, num_compiler_threads_lowprio, i; if (!sscreen) { return NULL; } /* Set functions first. */ sscreen->b.b.context_create = si_pipe_create_context; sscreen->b.b.destroy = si_destroy_screen; sscreen->b.b.get_param = si_get_param; sscreen->b.b.get_shader_param = si_get_shader_param; sscreen->b.b.get_compiler_options = si_get_compiler_options; sscreen->b.b.get_device_uuid = radeonsi_get_device_uuid; sscreen->b.b.get_driver_uuid = radeonsi_get_driver_uuid; sscreen->b.b.resource_create = r600_resource_create_common; si_init_screen_state_functions(sscreen); /* Set these flags in debug_flags early, so that the shader cache takes * them into account. */ if (driQueryOptionb(config->options, "glsl_correct_derivatives_after_discard")) sscreen->b.debug_flags |= DBG_FS_CORRECT_DERIVS_AFTER_KILL; if (driQueryOptionb(config->options, "radeonsi_enable_sisched")) sscreen->b.debug_flags |= DBG_SI_SCHED; if (!r600_common_screen_init(&sscreen->b, ws) || !si_init_gs_info(sscreen) || !si_init_shader_cache(sscreen)) { FREE(sscreen); return NULL; } /* Only enable as many threads as we have target machines, but at most * the number of CPUs - 1 if there is more than one. */ num_threads = sysconf(_SC_NPROCESSORS_ONLN); num_threads = MAX2(1, num_threads - 1); num_compiler_threads = MIN2(num_threads, ARRAY_SIZE(sscreen->tm)); num_compiler_threads_lowprio = MIN2(num_threads, ARRAY_SIZE(sscreen->tm_low_priority)); if (!util_queue_init(&sscreen->shader_compiler_queue, "si_shader", 32, num_compiler_threads, UTIL_QUEUE_INIT_RESIZE_IF_FULL)) { si_destroy_shader_cache(sscreen); FREE(sscreen); return NULL; } if (!util_queue_init(&sscreen->shader_compiler_queue_low_priority, "si_shader_low", 32, num_compiler_threads_lowprio, UTIL_QUEUE_INIT_RESIZE_IF_FULL | UTIL_QUEUE_INIT_USE_MINIMUM_PRIORITY)) { si_destroy_shader_cache(sscreen); FREE(sscreen); return NULL; } si_handle_env_var_force_family(sscreen); if (!debug_get_bool_option("RADEON_DISABLE_PERFCOUNTERS", false)) si_init_perfcounters(sscreen); /* Hawaii has a bug with offchip buffers > 256 that can be worked * around by setting 4K granularity. */ sscreen->tess_offchip_block_dw_size = sscreen->b.family == CHIP_HAWAII ? 4096 : 8192; /* The mere presense of CLEAR_STATE in the IB causes random GPU hangs * on SI. */ sscreen->has_clear_state = sscreen->b.chip_class >= CIK; sscreen->has_distributed_tess = sscreen->b.chip_class >= VI && sscreen->b.info.max_se >= 2; sscreen->has_draw_indirect_multi = (sscreen->b.family >= CHIP_POLARIS10) || (sscreen->b.chip_class == VI && sscreen->b.info.pfp_fw_version >= 121 && sscreen->b.info.me_fw_version >= 87) || (sscreen->b.chip_class == CIK && sscreen->b.info.pfp_fw_version >= 211 && sscreen->b.info.me_fw_version >= 173) || (sscreen->b.chip_class == SI && sscreen->b.info.pfp_fw_version >= 79 && sscreen->b.info.me_fw_version >= 142); sscreen->has_ds_bpermute = sscreen->b.chip_class >= VI; sscreen->has_msaa_sample_loc_bug = (sscreen->b.family >= CHIP_POLARIS10 && sscreen->b.family <= CHIP_POLARIS12) || sscreen->b.family == CHIP_VEGA10 || sscreen->b.family == CHIP_RAVEN; sscreen->dpbb_allowed = sscreen->b.chip_class >= GFX9 && !(sscreen->b.debug_flags & DBG_NO_DPBB); sscreen->dfsm_allowed = sscreen->dpbb_allowed && !(sscreen->b.debug_flags & DBG_NO_DFSM); /* While it would be nice not to have this flag, we are constrained * by the reality that LLVM 5.0 doesn't have working VGPR indexing * on GFX9. */ sscreen->llvm_has_working_vgpr_indexing = sscreen->b.chip_class <= VI; sscreen->b.has_cp_dma = true; sscreen->b.has_streamout = true; /* Some chips have RB+ registers, but don't support RB+. Those must * always disable it. */ if (sscreen->b.family == CHIP_STONEY || sscreen->b.chip_class >= GFX9) { sscreen->b.has_rbplus = true; sscreen->b.rbplus_allowed = !(sscreen->b.debug_flags & DBG_NO_RB_PLUS) && (sscreen->b.family == CHIP_STONEY || sscreen->b.family == CHIP_RAVEN); } (void) mtx_init(&sscreen->shader_parts_mutex, mtx_plain); sscreen->use_monolithic_shaders = (sscreen->b.debug_flags & DBG_MONOLITHIC_SHADERS) != 0; sscreen->b.barrier_flags.cp_to_L2 = SI_CONTEXT_INV_SMEM_L1 | SI_CONTEXT_INV_VMEM_L1; if (sscreen->b.chip_class <= VI) { sscreen->b.barrier_flags.cp_to_L2 |= SI_CONTEXT_INV_GLOBAL_L2; sscreen->b.barrier_flags.L2_to_cp |= SI_CONTEXT_WRITEBACK_GLOBAL_L2; } sscreen->b.barrier_flags.compute_to_L2 = SI_CONTEXT_CS_PARTIAL_FLUSH; if (debug_get_bool_option("RADEON_DUMP_SHADERS", false)) sscreen->b.debug_flags |= DBG_ALL_SHADERS; for (i = 0; i < num_compiler_threads; i++) sscreen->tm[i] = si_create_llvm_target_machine(sscreen); for (i = 0; i < num_compiler_threads_lowprio; i++) sscreen->tm_low_priority[i] = si_create_llvm_target_machine(sscreen); /* Create the auxiliary context. This must be done last. */ sscreen->b.aux_context = si_create_context(&sscreen->b.b, 0); if (sscreen->b.debug_flags & DBG_TEST_DMA) r600_test_dma(&sscreen->b); if (sscreen->b.debug_flags & (DBG_TEST_VMFAULT_CP | DBG_TEST_VMFAULT_SDMA | DBG_TEST_VMFAULT_SHADER)) si_test_vmfault(sscreen); return &sscreen->b.b; }