DragonFlyBSD/src 908aca8sys/dev/drm drm_ioctl.c, sys/dev/drm/radeon radeon_drv.c

drm: Reduce ioctl differences with Linux 4.7.10

Add a pair of missing generic drm ioctls.
DeltaFile
+28-54sys/dev/drm/drm_ioctl.c
+1-1sys/dev/drm/radeon/radeon_drv.c
+29-552 files

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