/* * Copyright © 2017 Advanced Micro Devices, Inc. * * 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 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 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 COPYRIGHT HOLDERS, AUTHORS * AND/OR ITS 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. * * The above copyright notice and this permission notice (including the * next paragraph) shall be included in all copies or substantial portions * of the Software. */ #include "ac_gpu_info.h" #include "addrlib/src/amdgpu_asic_addr.h" #include "sid.h" #include "util/macros.h" #include "util/u_math.h" #include #include #include #include #define CIK_TILE_MODE_COLOR_2D 14 #define CIK__GB_TILE_MODE__PIPE_CONFIG(x) (((x) >> 6) & 0x1f) #define CIK__PIPE_CONFIG__ADDR_SURF_P2 0 #define CIK__PIPE_CONFIG__ADDR_SURF_P4_8x16 4 #define CIK__PIPE_CONFIG__ADDR_SURF_P4_16x16 5 #define CIK__PIPE_CONFIG__ADDR_SURF_P4_16x32 6 #define CIK__PIPE_CONFIG__ADDR_SURF_P4_32x32 7 #define CIK__PIPE_CONFIG__ADDR_SURF_P8_16x16_8x16 8 #define CIK__PIPE_CONFIG__ADDR_SURF_P8_16x32_8x16 9 #define CIK__PIPE_CONFIG__ADDR_SURF_P8_32x32_8x16 10 #define CIK__PIPE_CONFIG__ADDR_SURF_P8_16x32_16x16 11 #define CIK__PIPE_CONFIG__ADDR_SURF_P8_32x32_16x16 12 #define CIK__PIPE_CONFIG__ADDR_SURF_P8_32x32_16x32 13 #define CIK__PIPE_CONFIG__ADDR_SURF_P8_32x64_32x32 14 #define CIK__PIPE_CONFIG__ADDR_SURF_P16_32X32_8X16 16 #define CIK__PIPE_CONFIG__ADDR_SURF_P16_32X32_16X16 17 static unsigned cik_get_num_tile_pipes(struct amdgpu_gpu_info *info) { unsigned mode2d = info->gb_tile_mode[CIK_TILE_MODE_COLOR_2D]; switch (CIK__GB_TILE_MODE__PIPE_CONFIG(mode2d)) { case CIK__PIPE_CONFIG__ADDR_SURF_P2: return 2; case CIK__PIPE_CONFIG__ADDR_SURF_P4_8x16: case CIK__PIPE_CONFIG__ADDR_SURF_P4_16x16: case CIK__PIPE_CONFIG__ADDR_SURF_P4_16x32: case CIK__PIPE_CONFIG__ADDR_SURF_P4_32x32: return 4; case CIK__PIPE_CONFIG__ADDR_SURF_P8_16x16_8x16: case CIK__PIPE_CONFIG__ADDR_SURF_P8_16x32_8x16: case CIK__PIPE_CONFIG__ADDR_SURF_P8_32x32_8x16: case CIK__PIPE_CONFIG__ADDR_SURF_P8_16x32_16x16: case CIK__PIPE_CONFIG__ADDR_SURF_P8_32x32_16x16: case CIK__PIPE_CONFIG__ADDR_SURF_P8_32x32_16x32: case CIK__PIPE_CONFIG__ADDR_SURF_P8_32x64_32x32: return 8; case CIK__PIPE_CONFIG__ADDR_SURF_P16_32X32_8X16: case CIK__PIPE_CONFIG__ADDR_SURF_P16_32X32_16X16: return 16; default: fprintf(stderr, "Invalid GFX7 pipe configuration, assuming P2\n"); assert(!"this should never occur"); return 2; } } static bool has_syncobj(int fd) { uint64_t value; if (drmGetCap(fd, DRM_CAP_SYNCOBJ, &value)) return false; return value ? true : false; } static uint64_t fix_vram_size(uint64_t size) { /* The VRAM size is underreported, so we need to fix it, because * it's used to compute the number of memory modules for harvesting. */ return align64(size, 256*1024*1024); } bool ac_query_gpu_info(int fd, void *dev_p, struct radeon_info *info, struct amdgpu_gpu_info *amdinfo) { struct drm_amdgpu_info_device device_info = {}; struct amdgpu_buffer_size_alignments alignment_info = {}; struct drm_amdgpu_info_hw_ip dma = {}, compute = {}, uvd = {}; struct drm_amdgpu_info_hw_ip uvd_enc = {}, vce = {}, vcn_dec = {}, vcn_jpeg = {}; struct drm_amdgpu_info_hw_ip vcn_enc = {}, gfx = {}; struct amdgpu_gds_resource_info gds = {}; uint32_t vce_version = 0, vce_feature = 0, uvd_version = 0, uvd_feature = 0; int r, i, j; amdgpu_device_handle dev = dev_p; drmDevicePtr devinfo; /* Get PCI info. */ r = drmGetDevice2(fd, 0, &devinfo); if (r) { fprintf(stderr, "amdgpu: drmGetDevice2 failed.\n"); return false; } info->pci_domain = devinfo->businfo.pci->domain; info->pci_bus = devinfo->businfo.pci->bus; info->pci_dev = devinfo->businfo.pci->dev; info->pci_func = devinfo->businfo.pci->func; drmFreeDevice(&devinfo); assert(info->drm_major == 3); info->is_amdgpu = true; /* Query hardware and driver information. */ r = amdgpu_query_gpu_info(dev, amdinfo); if (r) { fprintf(stderr, "amdgpu: amdgpu_query_gpu_info failed.\n"); return false; } r = amdgpu_query_info(dev, AMDGPU_INFO_DEV_INFO, sizeof(device_info), &device_info); if (r) { fprintf(stderr, "amdgpu: amdgpu_query_info(dev_info) failed.\n"); return false; } r = amdgpu_query_buffer_size_alignment(dev, &alignment_info); if (r) { fprintf(stderr, "amdgpu: amdgpu_query_buffer_size_alignment failed.\n"); return false; } r = amdgpu_query_hw_ip_info(dev, AMDGPU_HW_IP_DMA, 0, &dma); if (r) { fprintf(stderr, "amdgpu: amdgpu_query_hw_ip_info(dma) failed.\n"); return false; } r = amdgpu_query_hw_ip_info(dev, AMDGPU_HW_IP_GFX, 0, &gfx); if (r) { fprintf(stderr, "amdgpu: amdgpu_query_hw_ip_info(gfx) failed.\n"); return false; } r = amdgpu_query_hw_ip_info(dev, AMDGPU_HW_IP_COMPUTE, 0, &compute); if (r) { fprintf(stderr, "amdgpu: amdgpu_query_hw_ip_info(compute) failed.\n"); return false; } r = amdgpu_query_hw_ip_info(dev, AMDGPU_HW_IP_UVD, 0, &uvd); if (r) { fprintf(stderr, "amdgpu: amdgpu_query_hw_ip_info(uvd) failed.\n"); return false; } if (info->drm_minor >= 17) { r = amdgpu_query_hw_ip_info(dev, AMDGPU_HW_IP_UVD_ENC, 0, &uvd_enc); if (r) { fprintf(stderr, "amdgpu: amdgpu_query_hw_ip_info(uvd_enc) failed.\n"); return false; } } if (info->drm_minor >= 17) { r = amdgpu_query_hw_ip_info(dev, AMDGPU_HW_IP_VCN_DEC, 0, &vcn_dec); if (r) { fprintf(stderr, "amdgpu: amdgpu_query_hw_ip_info(vcn_dec) failed.\n"); return false; } } if (info->drm_minor >= 17) { r = amdgpu_query_hw_ip_info(dev, AMDGPU_HW_IP_VCN_ENC, 0, &vcn_enc); if (r) { fprintf(stderr, "amdgpu: amdgpu_query_hw_ip_info(vcn_enc) failed.\n"); return false; } } if (info->drm_minor >= 27) { r = amdgpu_query_hw_ip_info(dev, AMDGPU_HW_IP_VCN_JPEG, 0, &vcn_jpeg); if (r) { fprintf(stderr, "amdgpu: amdgpu_query_hw_ip_info(vcn_jpeg) failed.\n"); return false; } } r = amdgpu_query_firmware_version(dev, AMDGPU_INFO_FW_GFX_ME, 0, 0, &info->me_fw_version, &info->me_fw_feature); if (r) { fprintf(stderr, "amdgpu: amdgpu_query_firmware_version(me) failed.\n"); return false; } r = amdgpu_query_firmware_version(dev, AMDGPU_INFO_FW_GFX_PFP, 0, 0, &info->pfp_fw_version, &info->pfp_fw_feature); if (r) { fprintf(stderr, "amdgpu: amdgpu_query_firmware_version(pfp) failed.\n"); return false; } r = amdgpu_query_firmware_version(dev, AMDGPU_INFO_FW_GFX_CE, 0, 0, &info->ce_fw_version, &info->ce_fw_feature); if (r) { fprintf(stderr, "amdgpu: amdgpu_query_firmware_version(ce) failed.\n"); return false; } r = amdgpu_query_firmware_version(dev, AMDGPU_INFO_FW_UVD, 0, 0, &uvd_version, &uvd_feature); if (r) { fprintf(stderr, "amdgpu: amdgpu_query_firmware_version(uvd) failed.\n"); return false; } r = amdgpu_query_hw_ip_info(dev, AMDGPU_HW_IP_VCE, 0, &vce); if (r) { fprintf(stderr, "amdgpu: amdgpu_query_hw_ip_info(vce) failed.\n"); return false; } r = amdgpu_query_firmware_version(dev, AMDGPU_INFO_FW_VCE, 0, 0, &vce_version, &vce_feature); if (r) { fprintf(stderr, "amdgpu: amdgpu_query_firmware_version(vce) failed.\n"); return false; } r = amdgpu_query_sw_info(dev, amdgpu_sw_info_address32_hi, &info->address32_hi); if (r) { fprintf(stderr, "amdgpu: amdgpu_query_sw_info(address32_hi) failed.\n"); return false; } r = amdgpu_query_gds_info(dev, &gds); if (r) { fprintf(stderr, "amdgpu: amdgpu_query_gds_info failed.\n"); return false; } if (info->drm_minor >= 9) { struct drm_amdgpu_memory_info meminfo = {}; r = amdgpu_query_info(dev, AMDGPU_INFO_MEMORY, sizeof(meminfo), &meminfo); if (r) { fprintf(stderr, "amdgpu: amdgpu_query_info(memory) failed.\n"); return false; } /* Note: usable_heap_size values can be random and can't be relied on. */ info->gart_size = meminfo.gtt.total_heap_size; info->vram_size = fix_vram_size(meminfo.vram.total_heap_size); info->vram_vis_size = meminfo.cpu_accessible_vram.total_heap_size; } else { /* This is a deprecated interface, which reports usable sizes * (total minus pinned), but the pinned size computation is * buggy, so the values returned from these functions can be * random. */ struct amdgpu_heap_info vram, vram_vis, gtt; r = amdgpu_query_heap_info(dev, AMDGPU_GEM_DOMAIN_VRAM, 0, &vram); if (r) { fprintf(stderr, "amdgpu: amdgpu_query_heap_info(vram) failed.\n"); return false; } r = amdgpu_query_heap_info(dev, AMDGPU_GEM_DOMAIN_VRAM, AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED, &vram_vis); if (r) { fprintf(stderr, "amdgpu: amdgpu_query_heap_info(vram_vis) failed.\n"); return false; } r = amdgpu_query_heap_info(dev, AMDGPU_GEM_DOMAIN_GTT, 0, >t); if (r) { fprintf(stderr, "amdgpu: amdgpu_query_heap_info(gtt) failed.\n"); return false; } info->gart_size = gtt.heap_size; info->vram_size = fix_vram_size(vram.heap_size); info->vram_vis_size = vram_vis.heap_size; } /* Set chip identification. */ info->pci_id = amdinfo->asic_id; /* TODO: is this correct? */ info->vce_harvest_config = amdinfo->vce_harvest_config; #define identify_chip2(asic, chipname) \ if (ASICREV_IS(amdinfo->chip_external_rev, asic)) { \ info->family = CHIP_##chipname; \ info->name = #chipname; \ } #define identify_chip(chipname) identify_chip2(chipname, chipname) switch (amdinfo->family_id) { case FAMILY_SI: identify_chip(TAHITI); identify_chip(PITCAIRN); identify_chip2(CAPEVERDE, VERDE); identify_chip(OLAND); identify_chip(HAINAN); break; case FAMILY_CI: identify_chip(BONAIRE); identify_chip(HAWAII); break; case FAMILY_KV: identify_chip2(SPECTRE, KAVERI); identify_chip2(SPOOKY, KAVERI); identify_chip2(KALINDI, KABINI); identify_chip2(GODAVARI, KABINI); break; case FAMILY_VI: identify_chip(ICELAND); identify_chip(TONGA); identify_chip(FIJI); identify_chip(POLARIS10); identify_chip(POLARIS11); identify_chip(POLARIS12); identify_chip(VEGAM); break; case FAMILY_CZ: identify_chip(CARRIZO); identify_chip(STONEY); break; case FAMILY_AI: identify_chip(VEGA10); identify_chip(VEGA12); identify_chip(VEGA20); identify_chip(ARCTURUS); break; case FAMILY_RV: identify_chip(RAVEN); identify_chip(RAVEN2); identify_chip(RENOIR); break; case FAMILY_NV: identify_chip(NAVI10); identify_chip(NAVI12); identify_chip(NAVI14); break; } if (!info->name) { fprintf(stderr, "amdgpu: unknown (family_id, chip_external_rev): (%u, %u)\n", amdinfo->family_id, amdinfo->chip_external_rev); return false; } if (info->family >= CHIP_NAVI10) info->chip_class = GFX10; else if (info->family >= CHIP_VEGA10) info->chip_class = GFX9; else if (info->family >= CHIP_TONGA) info->chip_class = GFX8; else if (info->family >= CHIP_BONAIRE) info->chip_class = GFX7; else if (info->family >= CHIP_TAHITI) info->chip_class = GFX6; else { fprintf(stderr, "amdgpu: Unknown family.\n"); return false; } info->family_id = amdinfo->family_id; info->chip_external_rev = amdinfo->chip_external_rev; info->marketing_name = amdgpu_get_marketing_name(dev); info->is_pro_graphics = info->marketing_name && (!strcmp(info->marketing_name, "Pro") || !strcmp(info->marketing_name, "PRO") || !strcmp(info->marketing_name, "Frontier")); /* Set which chips have dedicated VRAM. */ info->has_dedicated_vram = !(amdinfo->ids_flags & AMDGPU_IDS_FLAGS_FUSION); /* The kernel can split large buffers in VRAM but not in GTT, so large * allocations can fail or cause buffer movement failures in the kernel. */ if (info->has_dedicated_vram) info->max_alloc_size = info->vram_size * 0.8; else info->max_alloc_size = info->gart_size * 0.7; /* Set hardware information. */ info->gds_size = gds.gds_total_size; info->gds_gfx_partition_size = gds.gds_gfx_partition_size; /* convert the shader clock from KHz to MHz */ info->max_shader_clock = amdinfo->max_engine_clk / 1000; info->num_tcc_blocks = device_info.num_tcc_blocks; info->max_se = amdinfo->num_shader_engines; info->max_sh_per_se = amdinfo->num_shader_arrays_per_engine; info->has_hw_decode = (uvd.available_rings != 0) || (vcn_dec.available_rings != 0) || (vcn_jpeg.available_rings != 0); info->uvd_fw_version = uvd.available_rings ? uvd_version : 0; info->vce_fw_version = vce.available_rings ? vce_version : 0; info->uvd_enc_supported = uvd_enc.available_rings ? true : false; info->has_userptr = true; info->has_syncobj = has_syncobj(fd); info->has_syncobj_wait_for_submit = info->has_syncobj && info->drm_minor >= 20; info->has_fence_to_handle = info->has_syncobj && info->drm_minor >= 21; info->has_ctx_priority = info->drm_minor >= 22; info->has_local_buffers = info->drm_minor >= 20; info->kernel_flushes_hdp_before_ib = true; info->htile_cmask_support_1d_tiling = true; info->si_TA_CS_BC_BASE_ADDR_allowed = true; info->has_bo_metadata = true; info->has_gpu_reset_status_query = true; info->has_eqaa_surface_allocator = true; info->has_format_bc1_through_bc7 = true; /* DRM 3.1.0 doesn't flush TC for GFX8 correctly. */ info->kernel_flushes_tc_l2_after_ib = info->chip_class != GFX8 || info->drm_minor >= 2; info->has_indirect_compute_dispatch = true; /* GFX6 doesn't support unaligned loads. */ info->has_unaligned_shader_loads = info->chip_class != GFX6; /* Disable sparse mappings on GFX6 due to VM faults in CP DMA. Enable them once * these faults are mitigated in software. * Disable sparse mappings on GFX9 due to hangs. */ info->has_sparse_vm_mappings = info->chip_class >= GFX7 && info->chip_class <= GFX8 && info->drm_minor >= 13; info->has_2d_tiling = true; info->has_read_registers_query = true; info->has_scheduled_fence_dependency = info->drm_minor >= 28; info->pa_sc_tile_steering_override = device_info.pa_sc_tile_steering_override; info->num_render_backends = amdinfo->rb_pipes; /* The value returned by the kernel driver was wrong. */ if (info->family == CHIP_KAVERI) info->num_render_backends = 2; info->clock_crystal_freq = amdinfo->gpu_counter_freq; if (!info->clock_crystal_freq) { fprintf(stderr, "amdgpu: clock crystal frequency is 0, timestamps will be wrong\n"); info->clock_crystal_freq = 1; } if (info->chip_class >= GFX10) { info->tcc_cache_line_size = 128; /* This is a hack, but it's all we can do without a kernel upgrade. */ info->tcc_harvested = (info->vram_size / info->num_tcc_blocks) != 512*1024*1024; } else { info->tcc_cache_line_size = 64; } info->gb_addr_config = amdinfo->gb_addr_cfg; if (info->chip_class == GFX9) { info->num_tile_pipes = 1 << G_0098F8_NUM_PIPES(amdinfo->gb_addr_cfg); info->pipe_interleave_bytes = 256 << G_0098F8_PIPE_INTERLEAVE_SIZE_GFX9(amdinfo->gb_addr_cfg); } else { info->num_tile_pipes = cik_get_num_tile_pipes(amdinfo); info->pipe_interleave_bytes = 256 << G_0098F8_PIPE_INTERLEAVE_SIZE_GFX6(amdinfo->gb_addr_cfg); } info->r600_has_virtual_memory = true; assert(util_is_power_of_two_or_zero(dma.available_rings + 1)); assert(util_is_power_of_two_or_zero(compute.available_rings + 1)); info->has_graphics = gfx.available_rings > 0; info->num_sdma_rings = util_bitcount(dma.available_rings); info->num_compute_rings = util_bitcount(compute.available_rings); /* The mere presence of CLEAR_STATE in the IB causes random GPU hangs * on GFX6. Some CLEAR_STATE cause asic hang on radeon kernel, etc. * SPI_VS_OUT_CONFIG. So only enable GFX7 CLEAR_STATE on amdgpu kernel. */ info->has_clear_state = info->chip_class >= GFX7; info->has_distributed_tess = info->chip_class >= GFX8 && info->max_se >= 2; info->has_dcc_constant_encode = info->family == CHIP_RAVEN2 || info->family == CHIP_RENOIR || info->chip_class >= GFX10; info->has_rbplus = info->family == CHIP_STONEY || info->chip_class >= GFX9; /* Some chips have RB+ registers, but don't support RB+. Those must * always disable it. */ info->rbplus_allowed = info->has_rbplus && (info->family == CHIP_STONEY || info->family == CHIP_VEGA12 || info->family == CHIP_RAVEN || info->family == CHIP_RAVEN2 || info->family == CHIP_RENOIR); info->has_out_of_order_rast = info->chip_class >= GFX8 && info->max_se >= 2; /* TODO: Figure out how to use LOAD_CONTEXT_REG on GFX6-GFX7. */ info->has_load_ctx_reg_pkt = info->chip_class >= GFX9 || (info->chip_class >= GFX8 && info->me_fw_feature >= 41); info->cpdma_prefetch_writes_memory = info->chip_class <= GFX8; info->has_gfx9_scissor_bug = info->family == CHIP_VEGA10 || info->family == CHIP_RAVEN; info->has_tc_compat_zrange_bug = info->chip_class >= GFX8 && info->chip_class <= GFX9; info->has_msaa_sample_loc_bug = (info->family >= CHIP_POLARIS10 && info->family <= CHIP_POLARIS12) || info->family == CHIP_VEGA10 || info->family == CHIP_RAVEN; info->has_ls_vgpr_init_bug = info->family == CHIP_VEGA10 || info->family == CHIP_RAVEN; /* Get the number of good compute units. */ info->num_good_compute_units = 0; for (i = 0; i < info->max_se; i++) for (j = 0; j < info->max_sh_per_se; j++) info->num_good_compute_units += util_bitcount(amdinfo->cu_bitmap[i][j]); info->num_good_cu_per_sh = info->num_good_compute_units / (info->max_se * info->max_sh_per_se); /* Round down to the nearest multiple of 2, because the hw can't * disable CUs. It can only disable whole WGPs (dual-CUs). */ if (info->chip_class >= GFX10) info->num_good_cu_per_sh -= info->num_good_cu_per_sh % 2; memcpy(info->si_tile_mode_array, amdinfo->gb_tile_mode, sizeof(amdinfo->gb_tile_mode)); info->enabled_rb_mask = amdinfo->enabled_rb_pipes_mask; memcpy(info->cik_macrotile_mode_array, amdinfo->gb_macro_tile_mode, sizeof(amdinfo->gb_macro_tile_mode)); info->pte_fragment_size = alignment_info.size_local; info->gart_page_size = alignment_info.size_remote; if (info->chip_class == GFX6) info->gfx_ib_pad_with_type2 = true; unsigned ib_align = 0; ib_align = MAX2(ib_align, gfx.ib_start_alignment); ib_align = MAX2(ib_align, compute.ib_start_alignment); ib_align = MAX2(ib_align, dma.ib_start_alignment); ib_align = MAX2(ib_align, uvd.ib_start_alignment); ib_align = MAX2(ib_align, uvd_enc.ib_start_alignment); ib_align = MAX2(ib_align, vce.ib_start_alignment); ib_align = MAX2(ib_align, vcn_dec.ib_start_alignment); ib_align = MAX2(ib_align, vcn_enc.ib_start_alignment); ib_align = MAX2(ib_align, vcn_jpeg.ib_start_alignment); assert(ib_align); info->ib_start_alignment = ib_align; if (info->drm_minor >= 31 && (info->family == CHIP_RAVEN || info->family == CHIP_RAVEN2 || info->family == CHIP_RENOIR)) { if (info->num_render_backends == 1) info->use_display_dcc_unaligned = true; else info->use_display_dcc_with_retile_blit = true; } info->has_gds_ordered_append = info->chip_class >= GFX7 && info->drm_minor >= 29; if (info->chip_class >= GFX9) { unsigned pc_lines = 0; switch (info->family) { case CHIP_VEGA10: case CHIP_VEGA12: case CHIP_VEGA20: pc_lines = 2048; break; case CHIP_RAVEN: case CHIP_RAVEN2: case CHIP_RENOIR: case CHIP_NAVI10: case CHIP_NAVI12: pc_lines = 1024; break; case CHIP_NAVI14: pc_lines = 512; break; default: assert(0); } if (info->chip_class >= GFX10) { info->pbb_max_alloc_count = pc_lines / 3; } else { info->pbb_max_alloc_count = MIN2(128, pc_lines / (4 * info->max_se)); } } /* The number of SDPs is the same as the number of TCCs for now. */ if (info->chip_class >= GFX10) info->num_sdp_interfaces = device_info.num_tcc_blocks; info->max_wave64_per_simd = info->family >= CHIP_POLARIS10 && info->family <= CHIP_VEGAM ? 8 : 10; /* The number is per SIMD. There is enough SGPRs for the maximum number * of Wave32, which is double the number for Wave64. */ if (info->chip_class >= GFX10) info->num_physical_sgprs_per_simd = 128 * info->max_wave64_per_simd * 2; else if (info->chip_class >= GFX8) info->num_physical_sgprs_per_simd = 800; else info->num_physical_sgprs_per_simd = 512; info->num_physical_wave64_vgprs_per_simd = info->chip_class >= GFX10 ? 512 : 256; return true; } void ac_compute_driver_uuid(char *uuid, size_t size) { char amd_uuid[] = "AMD-MESA-DRV"; assert(size >= sizeof(amd_uuid)); memset(uuid, 0, size); strncpy(uuid, amd_uuid, size); } void ac_compute_device_uuid(struct radeon_info *info, char *uuid, size_t size) { uint32_t *uint_uuid = (uint32_t*)uuid; assert(size >= sizeof(uint32_t)*4); /** * Use the device info directly instead of using a sha1. GL/VK UUIDs * are 16 byte vs 20 byte for sha1, and the truncation that would be * required would get rid of part of the little entropy we have. * */ memset(uuid, 0, size); uint_uuid[0] = info->pci_domain; uint_uuid[1] = info->pci_bus; uint_uuid[2] = info->pci_dev; uint_uuid[3] = info->pci_func; } void ac_print_gpu_info(struct radeon_info *info) { printf("Device info:\n"); printf(" pci (domain:bus:dev.func): %04x:%02x:%02x.%x\n", info->pci_domain, info->pci_bus, info->pci_dev, info->pci_func); printf(" name = %s\n", info->name); printf(" marketing_name = %s\n", info->marketing_name); printf(" is_pro_graphics = %u\n", info->is_pro_graphics); printf(" pci_id = 0x%x\n", info->pci_id); printf(" family = %i\n", info->family); printf(" chip_class = %i\n", info->chip_class); printf(" family_id = %i\n", info->family_id); printf(" chip_external_rev = %i\n", info->chip_external_rev); printf(" clock_crystal_freq = %i\n", info->clock_crystal_freq); printf("Features:\n"); printf(" has_graphics = %i\n", info->has_graphics); printf(" num_compute_rings = %u\n", info->num_compute_rings); printf(" num_sdma_rings = %i\n", info->num_sdma_rings); printf(" has_clear_state = %u\n", info->has_clear_state); printf(" has_distributed_tess = %u\n", info->has_distributed_tess); printf(" has_dcc_constant_encode = %u\n", info->has_dcc_constant_encode); printf(" has_rbplus = %u\n", info->has_rbplus); printf(" rbplus_allowed = %u\n", info->rbplus_allowed); printf(" has_load_ctx_reg_pkt = %u\n", info->has_load_ctx_reg_pkt); printf(" has_out_of_order_rast = %u\n", info->has_out_of_order_rast); printf(" cpdma_prefetch_writes_memory = %u\n", info->cpdma_prefetch_writes_memory); printf(" has_gfx9_scissor_bug = %i\n", info->has_gfx9_scissor_bug); printf(" has_tc_compat_zrange_bug = %i\n", info->has_tc_compat_zrange_bug); printf(" has_msaa_sample_loc_bug = %i\n", info->has_msaa_sample_loc_bug); printf(" has_ls_vgpr_init_bug = %i\n", info->has_ls_vgpr_init_bug); printf("Display features:\n"); printf(" use_display_dcc_unaligned = %u\n", info->use_display_dcc_unaligned); printf(" use_display_dcc_with_retile_blit = %u\n", info->use_display_dcc_with_retile_blit); printf("Memory info:\n"); printf(" pte_fragment_size = %u\n", info->pte_fragment_size); printf(" gart_page_size = %u\n", info->gart_page_size); printf(" gart_size = %i MB\n", (int)DIV_ROUND_UP(info->gart_size, 1024*1024)); printf(" vram_size = %i MB\n", (int)DIV_ROUND_UP(info->vram_size, 1024*1024)); printf(" vram_vis_size = %i MB\n", (int)DIV_ROUND_UP(info->vram_vis_size, 1024*1024)); printf(" gds_size = %u kB\n", info->gds_size / 1024); printf(" gds_gfx_partition_size = %u kB\n", info->gds_gfx_partition_size / 1024); printf(" max_alloc_size = %i MB\n", (int)DIV_ROUND_UP(info->max_alloc_size, 1024*1024)); printf(" min_alloc_size = %u\n", info->min_alloc_size); printf(" address32_hi = %u\n", info->address32_hi); printf(" has_dedicated_vram = %u\n", info->has_dedicated_vram); printf(" num_sdp_interfaces = %u\n", info->num_sdp_interfaces); printf(" num_tcc_blocks = %i\n", info->num_tcc_blocks); printf(" tcc_cache_line_size = %u\n", info->tcc_cache_line_size); printf(" tcc_harvested = %u\n", info->tcc_harvested); printf("CP info:\n"); printf(" gfx_ib_pad_with_type2 = %i\n", info->gfx_ib_pad_with_type2); printf(" ib_start_alignment = %u\n", info->ib_start_alignment); printf(" me_fw_version = %i\n", info->me_fw_version); printf(" me_fw_feature = %i\n", info->me_fw_feature); printf(" pfp_fw_version = %i\n", info->pfp_fw_version); printf(" pfp_fw_feature = %i\n", info->pfp_fw_feature); printf(" ce_fw_version = %i\n", info->ce_fw_version); printf(" ce_fw_feature = %i\n", info->ce_fw_feature); printf("Multimedia info:\n"); printf(" has_hw_decode = %u\n", info->has_hw_decode); printf(" uvd_enc_supported = %u\n", info->uvd_enc_supported); printf(" uvd_fw_version = %u\n", info->uvd_fw_version); printf(" vce_fw_version = %u\n", info->vce_fw_version); printf(" vce_harvest_config = %i\n", info->vce_harvest_config); printf("Kernel & winsys capabilities:\n"); printf(" drm = %i.%i.%i\n", info->drm_major, info->drm_minor, info->drm_patchlevel); printf(" has_userptr = %i\n", info->has_userptr); printf(" has_syncobj = %u\n", info->has_syncobj); printf(" has_syncobj_wait_for_submit = %u\n", info->has_syncobj_wait_for_submit); printf(" has_fence_to_handle = %u\n", info->has_fence_to_handle); printf(" has_ctx_priority = %u\n", info->has_ctx_priority); printf(" has_local_buffers = %u\n", info->has_local_buffers); printf(" kernel_flushes_hdp_before_ib = %u\n", info->kernel_flushes_hdp_before_ib); printf(" htile_cmask_support_1d_tiling = %u\n", info->htile_cmask_support_1d_tiling); printf(" si_TA_CS_BC_BASE_ADDR_allowed = %u\n", info->si_TA_CS_BC_BASE_ADDR_allowed); printf(" has_bo_metadata = %u\n", info->has_bo_metadata); printf(" has_gpu_reset_status_query = %u\n", info->has_gpu_reset_status_query); printf(" has_eqaa_surface_allocator = %u\n", info->has_eqaa_surface_allocator); printf(" has_format_bc1_through_bc7 = %u\n", info->has_format_bc1_through_bc7); printf(" kernel_flushes_tc_l2_after_ib = %u\n", info->kernel_flushes_tc_l2_after_ib); printf(" has_indirect_compute_dispatch = %u\n", info->has_indirect_compute_dispatch); printf(" has_unaligned_shader_loads = %u\n", info->has_unaligned_shader_loads); printf(" has_sparse_vm_mappings = %u\n", info->has_sparse_vm_mappings); printf(" has_2d_tiling = %u\n", info->has_2d_tiling); printf(" has_read_registers_query = %u\n", info->has_read_registers_query); printf(" has_gds_ordered_append = %u\n", info->has_gds_ordered_append); printf(" has_scheduled_fence_dependency = %u\n", info->has_scheduled_fence_dependency); printf("Shader core info:\n"); printf(" max_shader_clock = %i\n", info->max_shader_clock); printf(" num_good_compute_units = %i\n", info->num_good_compute_units); printf(" num_good_cu_per_sh = %i\n", info->num_good_cu_per_sh); printf(" max_se = %i\n", info->max_se); printf(" max_sh_per_se = %i\n", info->max_sh_per_se); printf(" max_wave64_per_simd = %i\n", info->max_wave64_per_simd); printf(" num_physical_sgprs_per_simd = %i\n", info->num_physical_sgprs_per_simd); printf(" num_physical_wave64_vgprs_per_simd = %i\n", info->num_physical_wave64_vgprs_per_simd); printf("Render backend info:\n"); printf(" pa_sc_tile_steering_override = 0x%x\n", info->pa_sc_tile_steering_override); printf(" num_render_backends = %i\n", info->num_render_backends); printf(" num_tile_pipes = %i\n", info->num_tile_pipes); printf(" pipe_interleave_bytes = %i\n", info->pipe_interleave_bytes); printf(" enabled_rb_mask = 0x%x\n", info->enabled_rb_mask); printf(" max_alignment = %u\n", (unsigned)info->max_alignment); printf(" pbb_max_alloc_count = %u\n", info->pbb_max_alloc_count); printf("GB_ADDR_CONFIG: 0x%08x\n", info->gb_addr_config); if (info->chip_class >= GFX10) { printf(" num_pipes = %u\n", 1 << G_0098F8_NUM_PIPES(info->gb_addr_config)); printf(" pipe_interleave_size = %u\n", 256 << G_0098F8_PIPE_INTERLEAVE_SIZE_GFX9(info->gb_addr_config)); printf(" max_compressed_frags = %u\n", 1 << G_0098F8_MAX_COMPRESSED_FRAGS(info->gb_addr_config)); } else if (info->chip_class == GFX9) { printf(" num_pipes = %u\n", 1 << G_0098F8_NUM_PIPES(info->gb_addr_config)); printf(" pipe_interleave_size = %u\n", 256 << G_0098F8_PIPE_INTERLEAVE_SIZE_GFX9(info->gb_addr_config)); printf(" max_compressed_frags = %u\n", 1 << G_0098F8_MAX_COMPRESSED_FRAGS(info->gb_addr_config)); printf(" bank_interleave_size = %u\n", 1 << G_0098F8_BANK_INTERLEAVE_SIZE(info->gb_addr_config)); printf(" num_banks = %u\n", 1 << G_0098F8_NUM_BANKS(info->gb_addr_config)); printf(" shader_engine_tile_size = %u\n", 16 << G_0098F8_SHADER_ENGINE_TILE_SIZE(info->gb_addr_config)); printf(" num_shader_engines = %u\n", 1 << G_0098F8_NUM_SHADER_ENGINES_GFX9(info->gb_addr_config)); printf(" num_gpus = %u (raw)\n", G_0098F8_NUM_GPUS_GFX9(info->gb_addr_config)); printf(" multi_gpu_tile_size = %u (raw)\n", G_0098F8_MULTI_GPU_TILE_SIZE(info->gb_addr_config)); printf(" num_rb_per_se = %u\n", 1 << G_0098F8_NUM_RB_PER_SE(info->gb_addr_config)); printf(" row_size = %u\n", 1024 << G_0098F8_ROW_SIZE(info->gb_addr_config)); printf(" num_lower_pipes = %u (raw)\n", G_0098F8_NUM_LOWER_PIPES(info->gb_addr_config)); printf(" se_enable = %u (raw)\n", G_0098F8_SE_ENABLE(info->gb_addr_config)); } else { printf(" num_pipes = %u\n", 1 << G_0098F8_NUM_PIPES(info->gb_addr_config)); printf(" pipe_interleave_size = %u\n", 256 << G_0098F8_PIPE_INTERLEAVE_SIZE_GFX6(info->gb_addr_config)); printf(" bank_interleave_size = %u\n", 1 << G_0098F8_BANK_INTERLEAVE_SIZE(info->gb_addr_config)); printf(" num_shader_engines = %u\n", 1 << G_0098F8_NUM_SHADER_ENGINES_GFX6(info->gb_addr_config)); printf(" shader_engine_tile_size = %u\n", 16 << G_0098F8_SHADER_ENGINE_TILE_SIZE(info->gb_addr_config)); printf(" num_gpus = %u (raw)\n", G_0098F8_NUM_GPUS_GFX6(info->gb_addr_config)); printf(" multi_gpu_tile_size = %u (raw)\n", G_0098F8_MULTI_GPU_TILE_SIZE(info->gb_addr_config)); printf(" row_size = %u\n", 1024 << G_0098F8_ROW_SIZE(info->gb_addr_config)); printf(" num_lower_pipes = %u (raw)\n", G_0098F8_NUM_LOWER_PIPES(info->gb_addr_config)); } } int ac_get_gs_table_depth(enum chip_class chip_class, enum radeon_family family) { if (chip_class >= GFX9) return -1; switch (family) { case CHIP_OLAND: case CHIP_HAINAN: case CHIP_KAVERI: case CHIP_KABINI: case CHIP_ICELAND: case CHIP_CARRIZO: case CHIP_STONEY: return 16; 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_VEGAM: return 32; default: unreachable("Unknown GPU"); } } void ac_get_raster_config(struct radeon_info *info, uint32_t *raster_config_p, uint32_t *raster_config_1_p, uint32_t *se_tile_repeat_p) { unsigned raster_config, raster_config_1, se_tile_repeat; switch (info->family) { /* 1 SE / 1 RB */ case CHIP_HAINAN: case CHIP_KABINI: case CHIP_STONEY: raster_config = 0x00000000; raster_config_1 = 0x00000000; break; /* 1 SE / 4 RBs */ case CHIP_VERDE: raster_config = 0x0000124a; raster_config_1 = 0x00000000; break; /* 1 SE / 2 RBs (Oland is special) */ case CHIP_OLAND: raster_config = 0x00000082; raster_config_1 = 0x00000000; break; /* 1 SE / 2 RBs */ case CHIP_KAVERI: case CHIP_ICELAND: case CHIP_CARRIZO: raster_config = 0x00000002; raster_config_1 = 0x00000000; break; /* 2 SEs / 4 RBs */ case CHIP_BONAIRE: case CHIP_POLARIS11: case CHIP_POLARIS12: raster_config = 0x16000012; raster_config_1 = 0x00000000; break; /* 2 SEs / 8 RBs */ case CHIP_TAHITI: case CHIP_PITCAIRN: raster_config = 0x2a00126a; raster_config_1 = 0x00000000; break; /* 4 SEs / 8 RBs */ case CHIP_TONGA: case CHIP_POLARIS10: raster_config = 0x16000012; raster_config_1 = 0x0000002a; break; /* 4 SEs / 16 RBs */ case CHIP_HAWAII: case CHIP_FIJI: case CHIP_VEGAM: raster_config = 0x3a00161a; raster_config_1 = 0x0000002e; break; default: fprintf(stderr, "ac: Unknown GPU, using 0 for raster_config\n"); raster_config = 0x00000000; raster_config_1 = 0x00000000; break; } /* drm/radeon on Kaveri is buggy, so disable 1 RB to work around it. * This decreases performance by up to 50% when the RB is the bottleneck. */ if (info->family == CHIP_KAVERI && !info->is_amdgpu) raster_config = 0x00000000; /* Fiji: Old kernels have incorrect tiling config. This decreases * RB performance by 25%. (it disables 1 RB in the second packer) */ if (info->family == CHIP_FIJI && info->cik_macrotile_mode_array[0] == 0x000000e8) { raster_config = 0x16000012; raster_config_1 = 0x0000002a; } unsigned se_width = 8 << G_028350_SE_XSEL_GFX6(raster_config); unsigned se_height = 8 << G_028350_SE_YSEL_GFX6(raster_config); /* I don't know how to calculate this, though this is probably a good guess. */ se_tile_repeat = MAX2(se_width, se_height) * info->max_se; *raster_config_p = raster_config; *raster_config_1_p = raster_config_1; if (se_tile_repeat_p) *se_tile_repeat_p = se_tile_repeat; } void ac_get_harvested_configs(struct radeon_info *info, unsigned raster_config, unsigned *cik_raster_config_1_p, unsigned *raster_config_se) { unsigned sh_per_se = MAX2(info->max_sh_per_se, 1); unsigned num_se = MAX2(info->max_se, 1); unsigned rb_mask = info->enabled_rb_mask; unsigned num_rb = MIN2(info->num_render_backends, 16); unsigned rb_per_pkr = MIN2(num_rb / num_se / sh_per_se, 2); unsigned rb_per_se = num_rb / num_se; unsigned se_mask[4]; unsigned se; se_mask[0] = ((1 << rb_per_se) - 1) & rb_mask; se_mask[1] = (se_mask[0] << rb_per_se) & rb_mask; se_mask[2] = (se_mask[1] << rb_per_se) & rb_mask; se_mask[3] = (se_mask[2] << rb_per_se) & rb_mask; assert(num_se == 1 || num_se == 2 || num_se == 4); assert(sh_per_se == 1 || sh_per_se == 2); assert(rb_per_pkr == 1 || rb_per_pkr == 2); if (info->chip_class >= GFX7) { unsigned raster_config_1 = *cik_raster_config_1_p; if ((num_se > 2) && ((!se_mask[0] && !se_mask[1]) || (!se_mask[2] && !se_mask[3]))) { raster_config_1 &= C_028354_SE_PAIR_MAP; if (!se_mask[0] && !se_mask[1]) { raster_config_1 |= S_028354_SE_PAIR_MAP(V_028354_RASTER_CONFIG_SE_PAIR_MAP_3); } else { raster_config_1 |= S_028354_SE_PAIR_MAP(V_028354_RASTER_CONFIG_SE_PAIR_MAP_0); } *cik_raster_config_1_p = raster_config_1; } } for (se = 0; se < num_se; se++) { unsigned pkr0_mask = ((1 << rb_per_pkr) - 1) << (se * rb_per_se); unsigned pkr1_mask = pkr0_mask << rb_per_pkr; int idx = (se / 2) * 2; raster_config_se[se] = raster_config; if ((num_se > 1) && (!se_mask[idx] || !se_mask[idx + 1])) { raster_config_se[se] &= C_028350_SE_MAP; if (!se_mask[idx]) { raster_config_se[se] |= S_028350_SE_MAP(V_028350_RASTER_CONFIG_SE_MAP_3); } else { raster_config_se[se] |= S_028350_SE_MAP(V_028350_RASTER_CONFIG_SE_MAP_0); } } pkr0_mask &= rb_mask; pkr1_mask &= rb_mask; if (rb_per_se > 2 && (!pkr0_mask || !pkr1_mask)) { raster_config_se[se] &= C_028350_PKR_MAP; if (!pkr0_mask) { raster_config_se[se] |= S_028350_PKR_MAP(V_028350_RASTER_CONFIG_PKR_MAP_3); } else { raster_config_se[se] |= S_028350_PKR_MAP(V_028350_RASTER_CONFIG_PKR_MAP_0); } } if (rb_per_se >= 2) { unsigned rb0_mask = 1 << (se * rb_per_se); unsigned rb1_mask = rb0_mask << 1; rb0_mask &= rb_mask; rb1_mask &= rb_mask; if (!rb0_mask || !rb1_mask) { raster_config_se[se] &= C_028350_RB_MAP_PKR0; if (!rb0_mask) { raster_config_se[se] |= S_028350_RB_MAP_PKR0(V_028350_RASTER_CONFIG_RB_MAP_3); } else { raster_config_se[se] |= S_028350_RB_MAP_PKR0(V_028350_RASTER_CONFIG_RB_MAP_0); } } if (rb_per_se > 2) { rb0_mask = 1 << (se * rb_per_se + rb_per_pkr); rb1_mask = rb0_mask << 1; rb0_mask &= rb_mask; rb1_mask &= rb_mask; if (!rb0_mask || !rb1_mask) { raster_config_se[se] &= C_028350_RB_MAP_PKR1; if (!rb0_mask) { raster_config_se[se] |= S_028350_RB_MAP_PKR1(V_028350_RASTER_CONFIG_RB_MAP_3); } else { raster_config_se[se] |= S_028350_RB_MAP_PKR1(V_028350_RASTER_CONFIG_RB_MAP_0); } } } } } } unsigned ac_get_compute_resource_limits(struct radeon_info *info, unsigned waves_per_threadgroup, unsigned max_waves_per_sh, unsigned threadgroups_per_cu) { unsigned compute_resource_limits = S_00B854_SIMD_DEST_CNTL(waves_per_threadgroup % 4 == 0); if (info->chip_class >= GFX7) { unsigned num_cu_per_se = info->num_good_compute_units / info->max_se; /* Force even distribution on all SIMDs in CU if the workgroup * size is 64. This has shown some good improvements if # of CUs * per SE is not a multiple of 4. */ if (num_cu_per_se % 4 && waves_per_threadgroup == 1) compute_resource_limits |= S_00B854_FORCE_SIMD_DIST(1); assert(threadgroups_per_cu >= 1 && threadgroups_per_cu <= 8); compute_resource_limits |= S_00B854_WAVES_PER_SH(max_waves_per_sh) | S_00B854_CU_GROUP_COUNT(threadgroups_per_cu - 1); } else { /* GFX6 */ if (max_waves_per_sh) { unsigned limit_div16 = DIV_ROUND_UP(max_waves_per_sh, 16); compute_resource_limits |= S_00B854_WAVES_PER_SH_SI(limit_div16); } } return compute_resource_limits; }