CFG_VSYNC_TRIG    494 drivers/video/fbdev/mmp/hw/mmp_ctrl.h #define	 CFG_VSYNC_TRIG(trig)			((trig)<<28)
CFG_VSYNC_TRIG    269 drivers/video/fbdev/pxa168fb.h #define     CFG_VSYNC_TRIG(trig)		((trig) << 28)