diff options
| author | Perry Yuan <perry.yuan@amd.com> | 2026-02-08 19:42:07 +0300 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2026-05-11 22:55:56 +0300 |
| commit | dd61e27535a6f5cfb32a847b282d2e3d5aebf46f (patch) | |
| tree | 2014c59f8faf39adde7a8c99a53e98d333b6b2eb /include | |
| parent | d51a0439358d4eacd8beb39df619998d8340d232 (diff) | |
| download | linux-dd61e27535a6f5cfb32a847b282d2e3d5aebf46f.tar.xz | |
drm/amdkfd: Add PTL control IOCTL Option and unify refcount logic
Introduce a new IOCTL option to allow userspace explicit control over
the Peak Tops Limiter (PTL) state for profiling
Link: https://github.com/ROCm/rocm-systems/tree/develop/projects/rocprofiler-sdk
Signed-off-by: Perry Yuan <perry.yuan@amd.com>
Reviewed-by: Yifan Zhang <yifan1.zhang@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'include')
| -rw-r--r-- | include/uapi/linux/kfd_ioctl.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/include/uapi/linux/kfd_ioctl.h b/include/uapi/linux/kfd_ioctl.h index cc3ed0765c83..1a94d512df35 100644 --- a/include/uapi/linux/kfd_ioctl.h +++ b/include/uapi/linux/kfd_ioctl.h @@ -1562,6 +1562,7 @@ struct kfd_ioctl_dbg_trap_args { enum kfd_profiler_ops { KFD_IOC_PROFILER_PMC = 0, KFD_IOC_PROFILER_VERSION = 2, + KFD_IOC_PROFILER_PTL_CONTROL = 3, }; /** @@ -1573,10 +1574,16 @@ struct kfd_ioctl_pmc_settings { __u32 perfcount_enable; /* Force Perfcount Enable for queues on GPU */ }; +struct kfd_ioctl_ptl_control { + __u32 gpu_id; /* user_gpu_id */ + __u32 enable; /* set 1 to enable PTL, set 0 to disable PTL */ +}; + struct kfd_ioctl_profiler_args { __u32 op; /* kfd_profiler_op */ union { struct kfd_ioctl_pmc_settings pmc; + struct kfd_ioctl_ptl_control ptl; __u32 version; /* KFD_IOC_PROFILER_VERSION_NUM */ }; }; |