psb_enable_vblank  478 drivers/gpu/drm/gma500/psb_drv.c 	.enable_vblank = psb_enable_vblank,
psb_enable_vblank  682 drivers/gpu/drm/gma500/psb_drv.h extern int psb_enable_vblank(struct drm_device *dev, unsigned int pipe);
psb_enable_vblank   29 drivers/gpu/drm/gma500/psb_irq.h int  psb_enable_vblank(struct drm_device *dev, unsigned int pipe);