mirror of
https://github.com/torvalds/linux.git
synced 2026-07-27 17:47:41 +02:00
e16d0d1672
Create PTL sysfs in xgmi_reset_on_init restore path for MINIMAL_XGMI Signed-off-by: Perry Yuan <perry.yuan@amd.com> Reviewed-by: Yifan Zhang <yifan1.zhang@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
65 lines
2.2 KiB
C
65 lines
2.2 KiB
C
/*
|
|
* Copyright 2026 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 __AMDGPU_PTL_H__
|
|
#define __AMDGPU_PTL_H__
|
|
|
|
enum amdgpu_ptl_fmt {
|
|
AMDGPU_PTL_FMT_I8 = 0,
|
|
AMDGPU_PTL_FMT_F16 = 1,
|
|
AMDGPU_PTL_FMT_BF16 = 2,
|
|
AMDGPU_PTL_FMT_F32 = 3,
|
|
AMDGPU_PTL_FMT_F64 = 4,
|
|
AMDGPU_PTL_FMT_F8 = 5,
|
|
AMDGPU_PTL_FMT_VECTOR = 6,
|
|
AMDGPU_PTL_FMT_INVALID = 7,
|
|
};
|
|
|
|
enum amdgpu_ptl_disable_source {
|
|
AMDGPU_PTL_DISABLE_SYSFS = 0,
|
|
AMDGPU_PTL_DISABLE_PROFILER,
|
|
AMDGPU_PTL_DISABLE_MAX,
|
|
};
|
|
struct amdgpu_ptl {
|
|
enum amdgpu_ptl_fmt fmt1;
|
|
enum amdgpu_ptl_fmt fmt2;
|
|
bool enabled;
|
|
bool hw_supported;
|
|
bool permanently_disabled;
|
|
/* PTL disable reference counting */
|
|
atomic_t disable_ref;
|
|
struct mutex mutex;
|
|
DECLARE_BITMAP(disable_bitmap, AMDGPU_PTL_DISABLE_MAX);
|
|
bool ptl_sysfs_created;
|
|
};
|
|
|
|
int amdgpu_ptl_perf_monitor_ctrl(struct amdgpu_device *adev, u32 req_code,
|
|
u32 *ptl_state,
|
|
enum amdgpu_ptl_fmt *fmt1,
|
|
enum amdgpu_ptl_fmt *fmt2);
|
|
|
|
int amdgpu_ptl_sysfs_init(struct amdgpu_device *adev);
|
|
void amdgpu_ptl_sysfs_fini(struct amdgpu_device *adev);
|
|
|
|
extern const struct attribute_group amdgpu_ptl_attr_group;
|
|
#endif /* __AMDGPU_PTL_H__ */
|