0dae35a388
drm_calc_timestamping_constants() makes the math more complex than necessary. - multipying the dotclock by 1000 is pointless, just makes all the numbers bigger - div64_u64() is also pointless, div_u64 is enough - pixeldur_ns doesn't need any 64bit math Reviewed-by: mario.kleiner.de@gmail.com Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>