drm/amd/powerplay: simplify the code of [get|set]_activity_monitor_coeff

use smu_update_table_with_arg to replace old code logic

Signed-off-by: Kevin Wang <[email protected]>
Reviewed-by: Evan Quan <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>
2 files changed