DRM_BUS_FLAG_SYNC_DRIVE_NEGEDGE
DRM_BUS_FLAG_SYNC_DRIVE_NEGEDGE;
*bus_flags |= DRM_BUS_FLAG_SYNC_DRIVE_NEGEDGE;
| DRM_BUS_FLAG_SYNC_DRIVE_NEGEDGE;
else if (bus_flags & DRM_BUS_FLAG_SYNC_DRIVE_NEGEDGE)
DRM_BUS_FLAG_SYNC_DRIVE_NEGEDGE,
DRM_BUS_FLAG_SYNC_SAMPLE_POSEDGE = DRM_BUS_FLAG_SYNC_DRIVE_NEGEDGE,