drm/amd/pp: Fix error handling when smu return failed on Vega10.

Clamp the clock index to a valid range when reading it back

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Rex Zhu 2018-02-11 12:38:58 +08:00 • committed by Alex Deucher
commit 952e5daa25