[RFC 00/10] amdgpu: implement Performance Monitor Counter support

[Zhu Lingshan <lingshan.zhu@amd.com>]

This series implements PMC support for amdgpu. Including two parts:
1) PMC Enablement
2) Profiler Reservation

The user space should take the reservation, then set PMC.

This series depends on and used new helper introduced in
another series:
https://lists.freedesktop.org/archives/amd-gfx/2026-August/151692.html

Please help Review

Thanks!

Zhu Lingshan (10):
  drm/amdgpu: implement PMC ioctl framework
  drm/amdgpu: add device-wide PMC config
  drm/amdgpu: introduce PMC ioctl handler
  drm/amdgpu: implement reservation mechanism for PMC
  drm/amdgpu: set device-wide PMC enablement indicator
  drm/amdgpu: GFX11: set mqd->perfcount from mqd_prop
  drm/amdgpu: GFX12: set mqd->perfcount from mqd_prop
  drm/amdgpu: GFX12.1: set mqd->perfcount from mqd_prop
  drm/amdgpu: implement device PMC handler
  drm/amdgpu: set userq perf state before publish it

 drivers/gpu/drm/amd/amdgpu/Makefile          |   2 +-
 drivers/gpu/drm/amd/amdgpu/amdgpu.h          |   8 +
 drivers/gpu/drm/amd/amdgpu/amdgpu_device.c   |   3 +
 drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c      |   4 +
 drivers/gpu/drm/amd/amdgpu/amdgpu_mes.h      |   6 +
 drivers/gpu/drm/amd/amdgpu/amdgpu_profiler.c | 166 +++++++++++++++++++
 drivers/gpu/drm/amd/amdgpu/amdgpu_profiler.h |  38 +++++
 drivers/gpu/drm/amd/amdgpu/amdgpu_userq.c    |  95 ++++++++++-
 drivers/gpu/drm/amd/amdgpu/amdgpu_userq.h    |   2 +
 drivers/gpu/drm/amd/amdgpu/gfx_v11_0.c       |  11 ++
 drivers/gpu/drm/amd/amdgpu/gfx_v12_0.c       |  11 ++
 drivers/gpu/drm/amd/amdgpu/gfx_v12_1.c       |  11 ++
 include/uapi/drm/amdgpu_drm.h                |  36 ++++
 13 files changed, 390 insertions(+), 3 deletions(-)
 create mode 100644 drivers/gpu/drm/amd/amdgpu/amdgpu_profiler.c
 create mode 100644 drivers/gpu/drm/amd/amdgpu/amdgpu_profiler.h

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2.55.0