PD_EVENT_VIDEO_BASE 4943 include/linux/platform_data/cros_ec_commands.h #define PD_EVENT_VIDEO_DP_MODE (PD_EVENT_VIDEO_BASE+0)
PD_EVENT_VIDEO_BASE 4944 include/linux/platform_data/cros_ec_commands.h #define PD_EVENT_VIDEO_CODEC   (PD_EVENT_VIDEO_BASE+1)