Merge tag 'amd-drm-fixes-6.18-2025-10-22' of https://gitlab.freedesktop.org/agd5f/linux into drm-fixes

amd-drm-fixes-6.18-2025-10-22:

amdgpu:
- DP MST fix
- Fix DC max link count
- DC interrupt atomic context fix

Signed-off-by: Simona Vetter <simona.vetter@ffwll.ch>

From: Alex Deucher <alexander.deucher@amd.com>
Link: https://lore.kernel.org/r/20251022222005.1787211-1-alexander.deucher@amd.com