On Fri, Sep 10, 2021 at 3:54 PM Felix Kuehling Felix.Kuehling@amd.com wrote:
These bits are de-facto part of the uAPI, so declare them in a uAPI header.
Please include a link to the userspace that uses this in the commit message.
Alex
Signed-off-by: Felix Kuehling Felix.Kuehling@amd.com
MAINTAINERS | 1 + drivers/gpu/drm/amd/amdkfd/kfd_topology.h | 46 +-------- include/uapi/linux/kfd_sysfs.h | 108 ++++++++++++++++++++++ 3 files changed, 110 insertions(+), 45 deletions(-) create mode 100644 include/uapi/linux/kfd_sysfs.h
diff --git a/MAINTAINERS b/MAINTAINERS index 84cd16694640..7554ec928ee2 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -930,6 +930,7 @@ F: drivers/gpu/drm/amd/include/kgd_kfd_interface.h F: drivers/gpu/drm/amd/include/v9_structs.h F: drivers/gpu/drm/amd/include/vi_structs.h F: include/uapi/linux/kfd_ioctl.h +F: include/uapi/linux/kfd_sysfs.h
AMD SPI DRIVER M: Sanjay R Mehta sanju.mehta@amd.com diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_topology.h b/drivers/gpu/drm/amd/amdkfd/kfd_topology.h index a8db017c9b8e..f0cc59d2fd5d 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_topology.h +++ b/drivers/gpu/drm/amd/amdkfd/kfd_topology.h @@ -25,38 +25,11 @@
#include <linux/types.h> #include <linux/list.h> +#include <linux/kfd_sysfs.h> #include "kfd_crat.h"
#define KFD_TOPOLOGY_PUBLIC_NAME_SIZE 32
-#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_RESERVED_WAS_SRAM_EDCSUPPORTED 0x00080000 /* Old buggy user mode depends on this being 0 */ -#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_RESERVED 0xe00f8000
struct kfd_node_properties { uint64_t hive_id; uint32_t cpu_cores_count; @@ -93,17 +66,6 @@ struct kfd_node_properties { char name[KFD_TOPOLOGY_PUBLIC_NAME_SIZE]; };
-#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
-#define HSA_MEM_FLAGS_HOT_PLUGGABLE 0x00000001 -#define HSA_MEM_FLAGS_NON_VOLATILE 0x00000002 -#define HSA_MEM_FLAGS_RESERVED 0xfffffffc
struct kfd_mem_properties { struct list_head list; uint32_t heap_type; @@ -116,12 +78,6 @@ struct kfd_mem_properties { struct attribute attr; };
-#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
struct kfd_cache_properties { struct list_head list; uint32_t processor_id_low; diff --git a/include/uapi/linux/kfd_sysfs.h b/include/uapi/linux/kfd_sysfs.h new file mode 100644 index 000000000000..e1fb78b4bf09 --- /dev/null +++ b/include/uapi/linux/kfd_sysfs.h @@ -0,0 +1,108 @@ +/* SPDX-License-Identifier: GPL-2.0 OR MIT WITH Linux-syscall-note */ +/*
- 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
+/* 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_RESERVED 0xe00f8000
+/* 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
2.32.0