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| author | Dave Airlie <airlied@redhat.com> | 2026-05-14 07:20:20 +0300 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2026-05-14 07:20:41 +0300 |
| commit | 565626e74db94686f2389cbdea845891f468f044 (patch) | |
| tree | eda46022edf916506c99542224e88cdf50d9ee55 /include | |
| parent | f96538285cfdbb3acf5e3356e0bb88c38815790b (diff) | |
| parent | d00df389371346d6ac5739d8692405d9d8b11041 (diff) | |
| download | linux-565626e74db94686f2389cbdea845891f468f044.tar.xz | |
Merge tag 'amd-drm-next-7.2-2026-05-13' of https://gitlab.freedesktop.org/agd5f/linux into drm-next
amd-drm-next-7.2-2026-05-13:
amdgpu:
- Userq fixes
- DCN 3.2 fix
- RAS fixes
- GC 12 fixes
- Add PTL support for profiler
- SMU multi-msg helpers
- OLED fix
- Misc cleanups
- DC aux transfer refactor
- Introduce dc_plane_cm and migrate surface update color path
- IPS fixes
- DCN 4.2 updates
- SR-IOV fixes
- Add FRL registers for HDMI 2.1
- NBIO 7.11.4 updates
- VPE 2.0 support
- Aldebaran SMU update
amdkfd:
- Add profiler API
UAPI:
- Add profiler IOCTL
Userspace: https://github.com/ROCm/rocm-systems/commit/40abc95a6463a61bb318a67efd6d9cc3e5ee8839
Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Alex Deucher <alexander.deucher@amd.com>
Link: https://patch.msgid.link/20260513232911.41274-1-alexander.deucher@amd.com
Diffstat (limited to 'include')
| -rw-r--r-- | include/uapi/linux/kfd_ioctl.h | 38 |
1 files changed, 36 insertions, 2 deletions
diff --git a/include/uapi/linux/kfd_ioctl.h b/include/uapi/linux/kfd_ioctl.h index e72359370857..9584b5aab727 100644 --- a/include/uapi/linux/kfd_ioctl.h +++ b/include/uapi/linux/kfd_ioctl.h @@ -48,9 +48,10 @@ * - 1.20 - Trap handler support for expert scheduling mode available * - 1.21 - Debugger support to subscribe to LDS out-of-address exceptions * - 1.22 - Add queue creation with metadata ring base address + * - 1.23 - Add profiler control ioctl to enable/disable profiler on a process */ #define KFD_IOCTL_MAJOR_VERSION 1 -#define KFD_IOCTL_MINOR_VERSION 22 +#define KFD_IOCTL_MINOR_VERSION 23 struct kfd_ioctl_get_version_args { __u32 major_version; /* from KFD */ @@ -1558,6 +1559,36 @@ struct kfd_ioctl_dbg_trap_args { }; }; +#define KFD_IOC_PROFILER_VERSION_NUM 1 +enum kfd_profiler_ops { + KFD_IOC_PROFILER_PMC = 0, + KFD_IOC_PROFILER_VERSION = 2, + KFD_IOC_PROFILER_PTL_CONTROL = 3, +}; + +/** + * Enables/Disables GPU Specific profiler settings + */ +struct kfd_ioctl_pmc_settings { + __u32 gpu_id; /* This is the user_gpu_id */ + __u32 lock; /* Lock GPU for Profiling */ + __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 */ + }; +}; + #define AMDKFD_IOCTL_BASE 'K' #define AMDKFD_IO(nr) _IO(AMDKFD_IOCTL_BASE, nr) #define AMDKFD_IOR(nr, type) _IOR(AMDKFD_IOCTL_BASE, nr, type) @@ -1681,7 +1712,10 @@ struct kfd_ioctl_dbg_trap_args { #define AMDKFD_IOC_CREATE_PROCESS \ AMDKFD_IO(0x27) +#define AMDKFD_IOC_PROFILER \ + AMDKFD_IOWR(0x28, struct kfd_ioctl_profiler_args) + #define AMDKFD_COMMAND_START 0x01 -#define AMDKFD_COMMAND_END 0x28 +#define AMDKFD_COMMAND_END 0x29 #endif |