for sclk/mclk, can be adjusted through sysfs.
for uvd/vce clk, will be adjusted case by case when
requested.
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>