298 	if (WARN_ON(pipe >= dev->num_crtcs))  in drm_vblank_count()
415 	if (dev->num_crtcs == 0)  in drm_vblank_cleanup()
418 	for (pipe = 0; pipe < dev->num_crtcs; pipe++) {  in drm_vblank_cleanup()
429 	dev->num_crtcs = 0;  in drm_vblank_cleanup()
444 int drm_vblank_init(struct drm_device *dev, unsigned int num_crtcs)  in drm_vblank_init()  argument
452 	dev->num_crtcs = num_crtcs;  in drm_vblank_init()
454 	dev->vblank = kcalloc(num_crtcs, sizeof(*dev->vblank), GFP_KERNEL);  in drm_vblank_init()
458 	for (i = 0; i < num_crtcs; i++) {  in drm_vblank_init()
486 	dev->num_crtcs = 0;  in drm_vblank_init()
526 	if (!dev->num_crtcs)  in drm_calc_timestamping_constants()
529 	if (WARN_ON(pipe >= dev->num_crtcs))  in drm_calc_timestamping_constants()
616 	if (pipe >= dev->num_crtcs || !crtc) {  in drm_calc_vbltimestamp_from_scanoutpos()
796 	if (WARN_ON(pipe >= dev->num_crtcs)) {  in drm_vblank_count_and_time()
929 	if (dev->num_crtcs > 0) {  in drm_crtc_send_vblank_event()
999 	if (!dev->num_crtcs)  in drm_vblank_get()
1002 	if (WARN_ON(pipe >= dev->num_crtcs))  in drm_vblank_get()
1040 	if (WARN_ON(pipe >= dev->num_crtcs))  in drm_vblank_put()
1088 	if (WARN_ON(pipe >= dev->num_crtcs))  in drm_wait_one_vblank()
1143 	if (WARN_ON(pipe >= dev->num_crtcs))  in drm_crtc_vblank_off()
1272 	if (WARN_ON(pipe >= dev->num_crtcs))  in drm_crtc_vblank_on()
1319 	if (WARN_ON(pipe >= dev->num_crtcs))  in drm_vblank_restore()
1368 	if (!dev->num_crtcs)  in drm_legacy_vblank_pre_modeset()
1371 	if (WARN_ON(pipe >= dev->num_crtcs))  in drm_legacy_vblank_pre_modeset()
1395 	if (!dev->num_crtcs)  in drm_legacy_vblank_post_modeset()
1398 	if (WARN_ON(pipe >= dev->num_crtcs))  in drm_legacy_vblank_post_modeset()
1420 	if (!dev->num_crtcs)  in drm_legacy_modeset_ctl_ioctl()
1428 	if (pipe >= dev->num_crtcs)  in drm_legacy_modeset_ctl_ioctl()
1621 	if (pipe >= dev->num_crtcs)  in drm_wait_vblank_ioctl()
1753 	if (WARN_ON_ONCE(!dev->num_crtcs))  in drm_handle_vblank()
1756 	if (WARN_ON(pipe >= dev->num_crtcs))  in drm_handle_vblank()