261 	    t1->bt.vsync == t2->bt.vsync &&  in v4l2_match_dv_timings()
310 			bt->vsync, bt->vbackporch);  in v4l2_print_dv_timings()
322 			 bt->vsync == 8) ? " (V2)" : "",  in v4l2_print_dv_timings()
428 #define CVT_MIN_VSYNC_BP	550	/* min time of vsync + back porch (us) */
455  * @vsync - the height of the vertical sync in lines.
470 		     unsigned vsync,  in v4l2_detect_cvt()  argument
482 	if (vsync < 4 || vsync > 8)  in v4l2_detect_cvt()
492 	if (reduced_blanking && vsync == 8)  in v4l2_detect_cvt()
498 	if (!rb_v2 && vsync > 7)  in v4l2_detect_cvt()
509 			v_fp -= vsync + v_bp;  in v4l2_detect_cvt()
516 			v_bp -= vsync + v_fp;  in v4l2_detect_cvt()
523 		v_bp = (CVT_MIN_VSYNC_BP * hfreq) / 1000000 + 1 - vsync;  in v4l2_detect_cvt()
530 		image_height = (frame_height - 2 * v_fp - 2 * vsync - 2 * v_bp) & ~0x1;  in v4l2_detect_cvt()
532 		image_height = (frame_height - v_fp - vsync - v_bp + 1) & ~0x1;  in v4l2_detect_cvt()
537 	/* Aspect ratio based on vsync */  in v4l2_detect_cvt()
538 	switch (vsync) {  in v4l2_detect_cvt()
613 	fmt->bt.vsync = vsync;  in v4l2_detect_cvt()
617 		fmt->bt.vbackporch = frame_height - image_height - v_fp - vsync;  in v4l2_detect_cvt()
621 				      2 * vsync) / 2;  in v4l2_detect_cvt()
623 					2 * vsync - fmt->bt.vbackporch;  in v4l2_detect_cvt()
625 		fmt->bt.il_vsync = vsync;  in v4l2_detect_cvt()
648 #define GTF_MIN_VSYNC_BP	550	/* min time of vsync + back porch (us) */
671  * @vsync - the height of the vertical sync in lines.
688 		unsigned vsync,  in v4l2_detect_gtf()  argument
700 	if (vsync != 3)  in v4l2_detect_gtf()
715 	v_bp = (GTF_MIN_VSYNC_BP * hfreq + 500000) / 1000000 - vsync;  in v4l2_detect_gtf()
717 		image_height = (frame_height - 2 * v_fp - 2 * vsync - 2 * v_bp) & ~0x1;  in v4l2_detect_gtf()
719 		image_height = (frame_height - v_fp - vsync - v_bp + 1) & ~0x1;  in v4l2_detect_gtf()
771 	fmt->bt.vsync = vsync;  in v4l2_detect_gtf()
775 		fmt->bt.vbackporch = frame_height - image_height - v_fp - vsync;  in v4l2_detect_gtf()
779 				      2 * vsync) / 2;  in v4l2_detect_gtf()
781 					2 * vsync - fmt->bt.vbackporch;  in v4l2_detect_gtf()
783 		fmt->bt.il_vsync = vsync;  in v4l2_detect_gtf()