psb_irq_disable_dpst  672 drivers/gpu/drm/gma500/psb_drv.h extern int psb_irq_disable_dpst(struct drm_device *dev);
psb_irq_disable_dpst   26 drivers/gpu/drm/gma500/psb_irq.h int psb_irq_disable_dpst(struct drm_device *dev);