Symbol: DP_EXTENDED_WAKE_TIMEOUT_REQUEST_MASK
sys/dev/pci/drm/display/drm_dp_helper.c
511
val = (val & DP_EXTENDED_WAKE_TIMEOUT_REQUEST_MASK) ?
sys/dev/pci/drm/display/drm_dp_helper.c
512
(val & DP_EXTENDED_WAKE_TIMEOUT_REQUEST_MASK) * 10 : 1;