Merge tag 'amd-drm-next-6.18-2025-09-26' of https://gitlab.freedesktop.org/agd5f...

amd-drm-next-6.18-2025-09-26:

amdgpu:
- Misc fixes
- Misc cleanups
- SMU 13.x fixes
- MES fix
- VCN 5.0.1 reset fixes
- DCN 3.2 watermark fixes
- AVI infoframe fixes
- PSR fix
- Brightness fixes
- DCN 3.1.4 fixes
- DCN 3.1+ DTM fixes
- DCN powergating fixes
- DMUB fixes
- DCN/SMU cleanup
- DCN stutter fixes
- DCN 3.5 fixes
- GAMMA_LUT fixes
- Add UserQ documentation
- GC 9.4 reset fixes
- Enforce isolation cleanups
- UserQ fixes
- DC/non-DC common modes cleanup
- DCE6-10 fixes

amdkfd:
- Fix a race in sw_fini
- Switch partition fix

Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Alex Deucher <alexander.deucher@amd.com>
Link: https://lore.kernel.org/r/20250926143918.2030854-1-alexander.deucher@amd.com