/* * Copyright © 2009 Corbin Simpson * Copyright © 2009 Joakim Sindholt * Copyright © 2011 Marek Olšák * Copyright © 2015 Advanced Micro Devices, Inc. * All Rights Reserved. * * 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. */ /* * Authors: * Marek Olšák */ #include "amdgpu_cs.h" #include "amdgpu_public.h" #include "util/u_hash_table.h" #include #include #include #include #include "amdgpu_id.h" #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 struct util_hash_table *dev_tab = NULL; pipe_static_mutex(dev_tab_mutex); 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: default: 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; } } /* Convert Sea Islands register values GB_ADDR_CFG and MC_ADDR_CFG * into GB_TILING_CONFIG register which is only present on R600-R700. */ static unsigned r600_get_gb_tiling_config(struct amdgpu_gpu_info *info) { unsigned num_pipes = info->gb_addr_cfg & 0x7; unsigned num_banks = info->mc_arb_ramcfg & 0x3; unsigned pipe_interleave_bytes = (info->gb_addr_cfg >> 4) & 0x7; unsigned row_size = (info->gb_addr_cfg >> 28) & 0x3; return num_pipes | (num_banks << 4) | (pipe_interleave_bytes << 8) | (row_size << 12); } /* Helper function to do the ioctls needed for setup and init. */ static boolean do_winsys_init(struct amdgpu_winsys *ws) { struct amdgpu_buffer_size_alignments alignment_info = {}; struct amdgpu_heap_info vram, gtt; struct drm_amdgpu_info_hw_ip dma = {}, uvd = {}, vce = {}; uint32_t vce_version = 0, vce_feature = 0; int r, i, j; /* Query hardware and driver information. */ r = amdgpu_query_gpu_info(ws->dev, &ws->amdinfo); if (r) { fprintf(stderr, "amdgpu: amdgpu_query_gpu_info failed.\n"); goto fail; } r = amdgpu_query_buffer_size_alignment(ws->dev, &alignment_info); if (r) { fprintf(stderr, "amdgpu: amdgpu_query_buffer_size_alignment failed.\n"); goto fail; } r = amdgpu_query_heap_info(ws->dev, AMDGPU_GEM_DOMAIN_VRAM, 0, &vram); if (r) { fprintf(stderr, "amdgpu: amdgpu_query_heap_info(vram) failed.\n"); goto fail; } r = amdgpu_query_heap_info(ws->dev, AMDGPU_GEM_DOMAIN_GTT, 0, >t); if (r) { fprintf(stderr, "amdgpu: amdgpu_query_heap_info(gtt) failed.\n"); goto fail; } r = amdgpu_query_hw_ip_info(ws->dev, AMDGPU_HW_IP_DMA, 0, &dma); if (r) { fprintf(stderr, "amdgpu: amdgpu_query_hw_ip_info(dma) failed.\n"); goto fail; } r = amdgpu_query_hw_ip_info(ws->dev, AMDGPU_HW_IP_UVD, 0, &uvd); if (r) { fprintf(stderr, "amdgpu: amdgpu_query_hw_ip_info(uvd) failed.\n"); goto fail; } r = amdgpu_query_hw_ip_info(ws->dev, AMDGPU_HW_IP_VCE, 0, &vce); if (r) { fprintf(stderr, "amdgpu: amdgpu_query_hw_ip_info(vce) failed.\n"); goto fail; } r = amdgpu_query_firmware_version(ws->dev, AMDGPU_INFO_FW_VCE, 0, 0, &vce_version, &vce_feature); if (r) { fprintf(stderr, "amdgpu: amdgpu_query_firmware_version(vce) failed.\n"); goto fail; } /* Set chip identification. */ ws->info.pci_id = ws->amdinfo.asic_id; /* TODO: is this correct? */ ws->info.vce_harvest_config = ws->amdinfo.vce_harvest_config; switch (ws->info.pci_id) { #define CHIPSET(pci_id, name, cfamily) case pci_id: ws->info.family = CHIP_##cfamily; break; #include "pci_ids/radeonsi_pci_ids.h" #undef CHIPSET default: fprintf(stderr, "amdgpu: Invalid PCI ID.\n"); goto fail; } if (ws->info.family >= CHIP_TONGA) ws->info.chip_class = VI; else if (ws->info.family >= CHIP_BONAIRE) ws->info.chip_class = CIK; else { fprintf(stderr, "amdgpu: Unknown family.\n"); goto fail; } /* LLVM 3.6 is required for VI. */ if (ws->info.chip_class >= VI && (HAVE_LLVM < 0x0306 || (HAVE_LLVM == 0x0306 && MESA_LLVM_VERSION_PATCH < 1))) { fprintf(stderr, "amdgpu: LLVM 3.6.1 is required, got LLVM %i.%i.%i\n", HAVE_LLVM >> 8, HAVE_LLVM & 255, MESA_LLVM_VERSION_PATCH); goto fail; } /* family and rev_id are for addrlib */ switch (ws->info.family) { case CHIP_BONAIRE: ws->family = FAMILY_CI; ws->rev_id = CI_BONAIRE_M_A0; break; case CHIP_KAVERI: ws->family = FAMILY_KV; ws->rev_id = KV_SPECTRE_A0; break; case CHIP_KABINI: ws->family = FAMILY_KV; ws->rev_id = KB_KALINDI_A0; break; case CHIP_HAWAII: ws->family = FAMILY_CI; ws->rev_id = CI_HAWAII_P_A0; break; case CHIP_MULLINS: ws->family = FAMILY_KV; ws->rev_id = ML_GODAVARI_A0; break; case CHIP_TONGA: ws->family = FAMILY_VI; ws->rev_id = VI_TONGA_P_A0; break; case CHIP_ICELAND: ws->family = FAMILY_VI; ws->rev_id = VI_ICELAND_M_A0; break; case CHIP_CARRIZO: ws->family = FAMILY_CZ; ws->rev_id = CZ_CARRIZO_A0; break; case CHIP_FIJI: ws->family = FAMILY_VI; ws->rev_id = VI_FIJI_P_A0; break; default: fprintf(stderr, "amdgpu: Unknown family.\n"); goto fail; } ws->addrlib = amdgpu_addr_create(ws); if (!ws->addrlib) { fprintf(stderr, "amdgpu: Cannot create addrlib.\n"); goto fail; } /* Set hardware information. */ ws->info.gart_size = gtt.heap_size; ws->info.vram_size = vram.heap_size; /* convert the shader clock from KHz to MHz */ ws->info.max_sclk = ws->amdinfo.max_engine_clk / 1000; ws->info.max_se = ws->amdinfo.num_shader_engines; ws->info.max_sh_per_se = ws->amdinfo.num_shader_arrays_per_engine; ws->info.has_uvd = uvd.available_rings != 0; ws->info.vce_fw_version = vce.available_rings ? vce_version : 0; ws->info.has_userptr = TRUE; ws->info.r600_num_backends = ws->amdinfo.rb_pipes; ws->info.r600_clock_crystal_freq = ws->amdinfo.gpu_counter_freq; ws->info.r600_tiling_config = r600_get_gb_tiling_config(&ws->amdinfo); ws->info.r600_num_tile_pipes = cik_get_num_tile_pipes(&ws->amdinfo); ws->info.r600_max_pipes = ws->amdinfo.max_quad_shader_pipes; /* TODO: is this correct? */ ws->info.r600_virtual_address = TRUE; ws->info.r600_has_dma = dma.available_rings != 0; /* Guess what the maximum compute unit number is by looking at the mask * of enabled CUs. */ for (i = 0; i < ws->info.max_se; i++) for (j = 0; j < ws->info.max_sh_per_se; j++) { unsigned max = util_last_bit(ws->amdinfo.cu_bitmap[i][j]); if (ws->info.max_compute_units < max) ws->info.max_compute_units = max; } ws->info.max_compute_units *= ws->info.max_se * ws->info.max_sh_per_se; memcpy(ws->info.si_tile_mode_array, ws->amdinfo.gb_tile_mode, sizeof(ws->amdinfo.gb_tile_mode)); ws->info.si_tile_mode_array_valid = TRUE; ws->info.si_backend_enabled_mask = ws->amdinfo.enabled_rb_pipes_mask; memcpy(ws->info.cik_macrotile_mode_array, ws->amdinfo.gb_macro_tile_mode, sizeof(ws->amdinfo.gb_macro_tile_mode)); ws->info.cik_macrotile_mode_array_valid = TRUE; ws->gart_page_size = alignment_info.size_remote; return TRUE; fail: if (ws->addrlib) AddrDestroy(ws->addrlib); amdgpu_device_deinitialize(ws->dev); ws->dev = NULL; return FALSE; } static void amdgpu_winsys_destroy(struct radeon_winsys *rws) { struct amdgpu_winsys *ws = (struct amdgpu_winsys*)rws; pipe_mutex_destroy(ws->bo_fence_lock); ws->cman->destroy(ws->cman); ws->kman->destroy(ws->kman); AddrDestroy(ws->addrlib); amdgpu_device_deinitialize(ws->dev); FREE(rws); } static void amdgpu_winsys_query_info(struct radeon_winsys *rws, struct radeon_info *info) { *info = ((struct amdgpu_winsys *)rws)->info; } static boolean amdgpu_cs_request_feature(struct radeon_winsys_cs *rcs, enum radeon_feature_id fid, boolean enable) { return FALSE; } static uint64_t amdgpu_query_value(struct radeon_winsys *rws, enum radeon_value_id value) { struct amdgpu_winsys *ws = (struct amdgpu_winsys*)rws; struct amdgpu_heap_info heap; uint64_t retval = 0; switch (value) { case RADEON_REQUESTED_VRAM_MEMORY: return ws->allocated_vram; case RADEON_REQUESTED_GTT_MEMORY: return ws->allocated_gtt; case RADEON_BUFFER_WAIT_TIME_NS: return ws->buffer_wait_time; case RADEON_TIMESTAMP: amdgpu_query_info(ws->dev, AMDGPU_INFO_TIMESTAMP, 8, &retval); return retval; case RADEON_NUM_CS_FLUSHES: return ws->num_cs_flushes; case RADEON_NUM_BYTES_MOVED: amdgpu_query_info(ws->dev, AMDGPU_INFO_NUM_BYTES_MOVED, 8, &retval); return retval; case RADEON_VRAM_USAGE: amdgpu_query_heap_info(ws->dev, AMDGPU_GEM_DOMAIN_VRAM, 0, &heap); return heap.heap_usage; case RADEON_GTT_USAGE: amdgpu_query_heap_info(ws->dev, AMDGPU_GEM_DOMAIN_GTT, 0, &heap); return heap.heap_usage; case RADEON_GPU_TEMPERATURE: case RADEON_CURRENT_SCLK: case RADEON_CURRENT_MCLK: return 0; case RADEON_GPU_RESET_COUNTER: assert(0); return 0; } return 0; } static bool amdgpu_read_registers(struct radeon_winsys *rws, unsigned reg_offset, unsigned num_registers, uint32_t *out) { struct amdgpu_winsys *ws = (struct amdgpu_winsys*)rws; return amdgpu_read_mm_registers(ws->dev, reg_offset / 4, num_registers, 0xffffffff, 0, out) == 0; } static unsigned hash_dev(void *key) { #if defined(PIPE_ARCH_X86_64) return pointer_to_intptr(key) ^ (pointer_to_intptr(key) >> 32); #else return pointer_to_intptr(key); #endif } static int compare_dev(void *key1, void *key2) { return key1 != key2; } static bool amdgpu_winsys_unref(struct radeon_winsys *ws) { struct amdgpu_winsys *rws = (struct amdgpu_winsys*)ws; bool destroy; /* When the reference counter drops to zero, remove the device pointer * from the table. * This must happen while the mutex is locked, so that * amdgpu_winsys_create in another thread doesn't get the winsys * from the table when the counter drops to 0. */ pipe_mutex_lock(dev_tab_mutex); destroy = pipe_reference(&rws->reference, NULL); if (destroy && dev_tab) util_hash_table_remove(dev_tab, rws->dev); pipe_mutex_unlock(dev_tab_mutex); return destroy; } PUBLIC struct radeon_winsys * amdgpu_winsys_create(int fd, radeon_screen_create_t screen_create) { struct amdgpu_winsys *ws; drmVersionPtr version = drmGetVersion(fd); amdgpu_device_handle dev; uint32_t drm_major, drm_minor, r; /* The DRM driver version of amdgpu is 3.x.x. */ if (version->version_major != 3) { drmFreeVersion(version); return NULL; } drmFreeVersion(version); /* Look up the winsys from the dev table. */ pipe_mutex_lock(dev_tab_mutex); if (!dev_tab) dev_tab = util_hash_table_create(hash_dev, compare_dev); /* Initialize the amdgpu device. This should always return the same pointer * for the same fd. */ r = amdgpu_device_initialize(fd, &drm_major, &drm_minor, &dev); if (r) { pipe_mutex_unlock(dev_tab_mutex); fprintf(stderr, "amdgpu: amdgpu_device_initialize failed.\n"); return NULL; } /* Lookup a winsys if we have already created one for this device. */ ws = util_hash_table_get(dev_tab, dev); if (ws) { pipe_reference(NULL, &ws->reference); pipe_mutex_unlock(dev_tab_mutex); return &ws->base; } /* Create a new winsys. */ ws = CALLOC_STRUCT(amdgpu_winsys); if (!ws) { pipe_mutex_unlock(dev_tab_mutex); return NULL; } ws->dev = dev; ws->info.drm_major = drm_major; ws->info.drm_minor = drm_minor; if (!do_winsys_init(ws)) goto fail; /* Create managers. */ ws->kman = amdgpu_bomgr_create(ws); if (!ws->kman) goto fail; ws->cman = pb_cache_manager_create(ws->kman, 500000, 2.0f, 0, (ws->info.vram_size + ws->info.gart_size) / 8); if (!ws->cman) goto fail; /* init reference */ pipe_reference_init(&ws->reference, 1); /* Set functions. */ ws->base.unref = amdgpu_winsys_unref; ws->base.destroy = amdgpu_winsys_destroy; ws->base.query_info = amdgpu_winsys_query_info; ws->base.cs_request_feature = amdgpu_cs_request_feature; ws->base.query_value = amdgpu_query_value; ws->base.read_registers = amdgpu_read_registers; amdgpu_bomgr_init_functions(ws); amdgpu_cs_init_functions(ws); amdgpu_surface_init_functions(ws); pipe_mutex_init(ws->bo_fence_lock); /* Create the screen at the end. The winsys must be initialized * completely. * * Alternatively, we could create the screen based on "ws->gen" * and link all drivers into one binary blob. */ ws->base.screen = screen_create(&ws->base); if (!ws->base.screen) { amdgpu_winsys_destroy(&ws->base); pipe_mutex_unlock(dev_tab_mutex); return NULL; } util_hash_table_set(dev_tab, dev, ws); /* We must unlock the mutex once the winsys is fully initialized, so that * other threads attempting to create the winsys from the same fd will * get a fully initialized winsys and not just half-way initialized. */ pipe_mutex_unlock(dev_tab_mutex); return &ws->base; fail: pipe_mutex_unlock(dev_tab_mutex); if (ws->cman) ws->cman->destroy(ws->cman); if (ws->kman) ws->kman->destroy(ws->kman); FREE(ws); return NULL; }