/* SPDX-License-Identifier: (GPL-2.0 WITH Linux-syscall-note) OR MIT */ /* * Copyright 2021 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, sublicense, * 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 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 NONINFRINGEMENT. IN NO EVENT SHALL * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) 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. */ #ifndef KFD_SYSFS_H_INCLUDED #define KFD_SYSFS_H_INCLUDED /* Capability bits in node properties */ #define HSA_CAP_HOT_PLUGGABLE 0x00000001 #define HSA_CAP_ATS_PRESENT 0x00000002 #define HSA_CAP_SHARED_WITH_GRAPHICS 0x00000004 #define HSA_CAP_QUEUE_SIZE_POW2 0x00000008 #define HSA_CAP_QUEUE_SIZE_32BIT 0x00000010 #define HSA_CAP_QUEUE_IDLE_EVENT 0x00000020 #define HSA_CAP_VA_LIMIT 0x00000040 #define HSA_CAP_WATCH_POINTS_SUPPORTED 0x00000080 #define HSA_CAP_WATCH_POINTS_TOTALBITS_MASK 0x00000f00 #define HSA_CAP_WATCH_POINTS_TOTALBITS_SHIFT 8 #define HSA_CAP_DOORBELL_TYPE_TOTALBITS_MASK 0x00003000 #define HSA_CAP_DOORBELL_TYPE_TOTALBITS_SHIFT 12 #define HSA_CAP_DOORBELL_TYPE_PRE_1_0 0x0 #define HSA_CAP_DOORBELL_TYPE_1_0 0x1 #define HSA_CAP_DOORBELL_TYPE_2_0 0x2 #define HSA_CAP_AQL_QUEUE_DOUBLE_MAP 0x00004000 #define HSA_CAP_TRAP_DEBUG_SUPPORT 0x00008000 #define HSA_CAP_TRAP_DEBUG_WAVE_LAUNCH_TRAP_OVERRIDE_SUPPORTED 0x00010000 #define HSA_CAP_TRAP_DEBUG_WAVE_LAUNCH_MODE_SUPPORTED 0x00020000 #define HSA_CAP_TRAP_DEBUG_PRECISE_MEMORY_OPERATIONS_SUPPORTED 0x00040000 /* Old buggy user mode depends on this being 0 */ #define HSA_CAP_RESERVED_WAS_SRAM_EDCSUPPORTED 0x00080000 #define HSA_CAP_MEM_EDCSUPPORTED 0x00100000 #define HSA_CAP_RASEVENTNOTIFY 0x00200000 #define HSA_CAP_ASIC_REVISION_MASK 0x03c00000 #define HSA_CAP_ASIC_REVISION_SHIFT 22 #define HSA_CAP_SRAM_EDCSUPPORTED 0x04000000 #define HSA_CAP_SVMAPI_SUPPORTED 0x08000000 #define HSA_CAP_FLAGS_COHERENTHOSTACCESS 0x10000000 #define HSA_CAP_TRAP_DEBUG_FIRMWARE_SUPPORTED 0x20000000 #define HSA_CAP_TRAP_DEBUG_PRECISE_ALU_OPERATIONS_SUPPORTED 0x40000000 #define HSA_CAP_RESERVED 0x800f8000 /* debug_prop bits in node properties */ #define HSA_DBG_WATCH_ADDR_MASK_LO_BIT_MASK 0x0000000f #define HSA_DBG_WATCH_ADDR_MASK_LO_BIT_SHIFT 0 #define HSA_DBG_WATCH_ADDR_MASK_HI_BIT_MASK 0x000003f0 #define HSA_DBG_WATCH_ADDR_MASK_HI_BIT_SHIFT 4 #define HSA_DBG_DISPATCH_INFO_ALWAYS_VALID 0x00000400 #define HSA_DBG_WATCHPOINTS_EXCLUSIVE 0x00000800 #define HSA_DBG_RESERVED 0xfffffffffffff000ull /* Heap types in memory properties */ #define HSA_MEM_HEAP_TYPE_SYSTEM 0 #define HSA_MEM_HEAP_TYPE_FB_PUBLIC 1 #define HSA_MEM_HEAP_TYPE_FB_PRIVATE 2 #define HSA_MEM_HEAP_TYPE_GPU_GDS 3 #define HSA_MEM_HEAP_TYPE_GPU_LDS 4 #define HSA_MEM_HEAP_TYPE_GPU_SCRATCH 5 /* Flag bits in memory properties */ #define HSA_MEM_FLAGS_HOT_PLUGGABLE 0x00000001 #define HSA_MEM_FLAGS_NON_VOLATILE 0x00000002 #define HSA_MEM_FLAGS_RESERVED 0xfffffffc /* Cache types in cache properties */ #define HSA_CACHE_TYPE_DATA 0x00000001 #define HSA_CACHE_TYPE_INSTRUCTION 0x00000002 #define HSA_CACHE_TYPE_CPU 0x00000004 #define HSA_CACHE_TYPE_HSACU 0x00000008 #define HSA_CACHE_TYPE_RESERVED 0xfffffff0 /* Link types in IO link properties (matches CRAT link types) */ #define HSA_IOLINK_TYPE_UNDEFINED 0 #define HSA_IOLINK_TYPE_HYPERTRANSPORT 1 #define HSA_IOLINK_TYPE_PCIEXPRESS 2 #define HSA_IOLINK_TYPE_AMBA 3 #define HSA_IOLINK_TYPE_MIPI 4 #define HSA_IOLINK_TYPE_QPI_1_1 5 #define HSA_IOLINK_TYPE_RESERVED1 6 #define HSA_IOLINK_TYPE_RESERVED2 7 #define HSA_IOLINK_TYPE_RAPID_IO 8 #define HSA_IOLINK_TYPE_INFINIBAND 9 #define HSA_IOLINK_TYPE_RESERVED3 10 #define HSA_IOLINK_TYPE_XGMI 11 #define HSA_IOLINK_TYPE_XGOP 12 #define HSA_IOLINK_TYPE_GZ 13 #define HSA_IOLINK_TYPE_ETHERNET_RDMA 14 #define HSA_IOLINK_TYPE_RDMA_OTHER 15 #define HSA_IOLINK_TYPE_OTHER 16 /* Flag bits in IO link properties (matches CRAT flags, excluding the * bi-directional flag, which is not offially part of the CRAT spec, and * only used internally in KFD) */ #define HSA_IOLINK_FLAGS_ENABLED (1 << 0) #define HSA_IOLINK_FLAGS_NON_COHERENT (1 << 1) #define HSA_IOLINK_FLAGS_NO_ATOMICS_32_BIT (1 << 2) #define HSA_IOLINK_FLAGS_NO_ATOMICS_64_BIT (1 << 3) #define HSA_IOLINK_FLAGS_NO_PEER_TO_PEER_DMA (1 << 4) #define HSA_IOLINK_FLAGS_RESERVED 0xffffffe0 #endif