drm/amd/pm: Fetch SMUv13.0.12 xgmi max speed/width

On SMU v13.0.12 SOCs, fetch the max values of xgmi speed/width from
firmware.

Signed-off-by: Lijo Lazar <lijo.lazar@amd.com>
Reviewed-by: Asad Kamal <asad.kamal@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Lijo Lazar 2025-06-13 18:08:22 +05:30 • committed by Alex Deucher
commit 1bec2f2707
3 changed files with 30 additions and 2 deletions