drm/amd/pp: Implement AMDGPU_PP_SENSOR_MIN/MAX_FAN_RPM

so user can query the RPM range

Reviewed-by: Evan Quan <evan.quan@amd.com>
Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2 files changed