109 lines
		
	
	
		
			4.2 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			109 lines
		
	
	
		
			4.2 KiB
		
	
	
	
		
			C
		
	
	
	
| /* SPDX-License-Identifier: (GPL-2.0 WITH Linux-syscall-note) OR MIT */
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| /*
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|  * Copyright 2021 Advanced Micro Devices, Inc.
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|  *
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|  * Permission is hereby granted, free of charge, to any person obtaining a
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|  * copy of this software and associated documentation files (the "Software"),
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|  * to deal in the Software without restriction, including without limitation
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|  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
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|  * and/or sell copies of the Software, and to permit persons to whom the
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|  * Software is furnished to do so, subject to the following conditions:
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|  *
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|  * The above copyright notice and this permission notice shall be included in
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|  * all copies or substantial portions of the Software.
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|  *
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|  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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|  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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|  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
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|  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
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|  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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|  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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|  * OTHER DEALINGS IN THE SOFTWARE.
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|  */
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| 
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| #ifndef KFD_SYSFS_H_INCLUDED
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| #define KFD_SYSFS_H_INCLUDED
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| 
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| /* Capability bits in node properties */
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| #define HSA_CAP_HOT_PLUGGABLE			0x00000001
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| #define HSA_CAP_ATS_PRESENT			0x00000002
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| #define HSA_CAP_SHARED_WITH_GRAPHICS		0x00000004
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| #define HSA_CAP_QUEUE_SIZE_POW2			0x00000008
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| #define HSA_CAP_QUEUE_SIZE_32BIT		0x00000010
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| #define HSA_CAP_QUEUE_IDLE_EVENT		0x00000020
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| #define HSA_CAP_VA_LIMIT			0x00000040
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| #define HSA_CAP_WATCH_POINTS_SUPPORTED		0x00000080
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| #define HSA_CAP_WATCH_POINTS_TOTALBITS_MASK	0x00000f00
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| #define HSA_CAP_WATCH_POINTS_TOTALBITS_SHIFT	8
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| #define HSA_CAP_DOORBELL_TYPE_TOTALBITS_MASK	0x00003000
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| #define HSA_CAP_DOORBELL_TYPE_TOTALBITS_SHIFT	12
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| 
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| #define HSA_CAP_DOORBELL_TYPE_PRE_1_0		0x0
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| #define HSA_CAP_DOORBELL_TYPE_1_0		0x1
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| #define HSA_CAP_DOORBELL_TYPE_2_0		0x2
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| #define HSA_CAP_AQL_QUEUE_DOUBLE_MAP		0x00004000
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| 
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| /* Old buggy user mode depends on this being 0 */
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| #define HSA_CAP_RESERVED_WAS_SRAM_EDCSUPPORTED	0x00080000
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| 
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| #define HSA_CAP_MEM_EDCSUPPORTED		0x00100000
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| #define HSA_CAP_RASEVENTNOTIFY			0x00200000
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| #define HSA_CAP_ASIC_REVISION_MASK		0x03c00000
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| #define HSA_CAP_ASIC_REVISION_SHIFT		22
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| #define HSA_CAP_SRAM_EDCSUPPORTED		0x04000000
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| #define HSA_CAP_SVMAPI_SUPPORTED		0x08000000
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| #define HSA_CAP_FLAGS_COHERENTHOSTACCESS	0x10000000
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| #define HSA_CAP_RESERVED			0xe00f8000
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| 
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| /* Heap types in memory properties */
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| #define HSA_MEM_HEAP_TYPE_SYSTEM	0
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| #define HSA_MEM_HEAP_TYPE_FB_PUBLIC	1
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| #define HSA_MEM_HEAP_TYPE_FB_PRIVATE	2
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| #define HSA_MEM_HEAP_TYPE_GPU_GDS	3
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| #define HSA_MEM_HEAP_TYPE_GPU_LDS	4
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| #define HSA_MEM_HEAP_TYPE_GPU_SCRATCH	5
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| 
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| /* Flag bits in memory properties */
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| #define HSA_MEM_FLAGS_HOT_PLUGGABLE		0x00000001
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| #define HSA_MEM_FLAGS_NON_VOLATILE		0x00000002
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| #define HSA_MEM_FLAGS_RESERVED			0xfffffffc
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| 
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| /* Cache types in cache properties */
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| #define HSA_CACHE_TYPE_DATA		0x00000001
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| #define HSA_CACHE_TYPE_INSTRUCTION	0x00000002
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| #define HSA_CACHE_TYPE_CPU		0x00000004
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| #define HSA_CACHE_TYPE_HSACU		0x00000008
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| #define HSA_CACHE_TYPE_RESERVED		0xfffffff0
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| 
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| /* Link types in IO link properties (matches CRAT link types) */
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| #define HSA_IOLINK_TYPE_UNDEFINED	0
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| #define HSA_IOLINK_TYPE_HYPERTRANSPORT	1
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| #define HSA_IOLINK_TYPE_PCIEXPRESS	2
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| #define HSA_IOLINK_TYPE_AMBA		3
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| #define HSA_IOLINK_TYPE_MIPI		4
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| #define HSA_IOLINK_TYPE_QPI_1_1	5
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| #define HSA_IOLINK_TYPE_RESERVED1	6
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| #define HSA_IOLINK_TYPE_RESERVED2	7
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| #define HSA_IOLINK_TYPE_RAPID_IO	8
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| #define HSA_IOLINK_TYPE_INFINIBAND	9
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| #define HSA_IOLINK_TYPE_RESERVED3	10
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| #define HSA_IOLINK_TYPE_XGMI		11
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| #define HSA_IOLINK_TYPE_XGOP		12
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| #define HSA_IOLINK_TYPE_GZ		13
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| #define HSA_IOLINK_TYPE_ETHERNET_RDMA	14
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| #define HSA_IOLINK_TYPE_RDMA_OTHER	15
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| #define HSA_IOLINK_TYPE_OTHER		16
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| 
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| /* Flag bits in IO link properties (matches CRAT flags, excluding the
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|  * bi-directional flag, which is not offially part of the CRAT spec, and
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|  * only used internally in KFD)
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|  */
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| #define HSA_IOLINK_FLAGS_ENABLED		(1 << 0)
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| #define HSA_IOLINK_FLAGS_NON_COHERENT		(1 << 1)
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| #define HSA_IOLINK_FLAGS_NO_ATOMICS_32_BIT	(1 << 2)
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| #define HSA_IOLINK_FLAGS_NO_ATOMICS_64_BIT	(1 << 3)
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| #define HSA_IOLINK_FLAGS_NO_PEER_TO_PEER_DMA	(1 << 4)
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| #define HSA_IOLINK_FLAGS_RESERVED		0xffffffe0
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| 
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| #endif
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