| Message ID | 20210910195347.2352884-1-Felix.Kuehling@amd.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | [1/1] drm/amdkfd: Add sysfs bitfields and enums to uAPI | expand |
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 >
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
These bits are de-facto part of the uAPI, so declare them in a uAPI header. 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