181 	    bt->vsync > max_vert || bt->vbackporch > max_vert)  in v4l2_valid_dv_timings()
283 	    t1->bt.vsync == t2->bt.vsync &&  in v4l2_match_dv_timings()
332 			bt->vsync, bt->vbackporch);  in v4l2_print_dv_timings()
344 			 bt->vsync == 8) ? " (V2)" : "",  in v4l2_print_dv_timings()
450 #define CVT_MIN_VSYNC_BP	550	/* min time of vsync + back porch (us) */
477  * @vsync - the height of the vertical sync in lines.
492 		     unsigned vsync,  in v4l2_detect_cvt()  argument
504 	if (vsync < 4 || vsync > 8)  in v4l2_detect_cvt()
514 	if (reduced_blanking && vsync == 8)  in v4l2_detect_cvt()
520 	if (!rb_v2 && vsync > 7)  in v4l2_detect_cvt()
531 			v_fp -= vsync + v_bp;  in v4l2_detect_cvt()
538 			v_bp -= vsync + v_fp;  in v4l2_detect_cvt()
545 		v_bp = (CVT_MIN_VSYNC_BP * hfreq) / 1000000 + 1 - vsync;  in v4l2_detect_cvt()
552 		image_height = (frame_height - 2 * v_fp - 2 * vsync - 2 * v_bp) & ~0x1;  in v4l2_detect_cvt()
554 		image_height = (frame_height - v_fp - vsync - v_bp + 1) & ~0x1;  in v4l2_detect_cvt()
559 	/* Aspect ratio based on vsync */  in v4l2_detect_cvt()
560 	switch (vsync) {  in v4l2_detect_cvt()
635 	fmt->bt.vsync = vsync;  in v4l2_detect_cvt()
639 		fmt->bt.vbackporch = frame_height - image_height - v_fp - vsync;  in v4l2_detect_cvt()
643 				      2 * vsync) / 2;  in v4l2_detect_cvt()
645 					2 * vsync - fmt->bt.vbackporch;  in v4l2_detect_cvt()
647 		fmt->bt.il_vsync = vsync;  in v4l2_detect_cvt()
670 #define GTF_MIN_VSYNC_BP	550	/* min time of vsync + back porch (us) */
693  * @vsync - the height of the vertical sync in lines.
710 		unsigned vsync,  in v4l2_detect_gtf()  argument
722 	if (vsync != 3)  in v4l2_detect_gtf()
737 	v_bp = (GTF_MIN_VSYNC_BP * hfreq + 500000) / 1000000 - vsync;  in v4l2_detect_gtf()
739 		image_height = (frame_height - 2 * v_fp - 2 * vsync - 2 * v_bp) & ~0x1;  in v4l2_detect_gtf()
741 		image_height = (frame_height - v_fp - vsync - v_bp + 1) & ~0x1;  in v4l2_detect_gtf()
793 	fmt->bt.vsync = vsync;  in v4l2_detect_gtf()
797 		fmt->bt.vbackporch = frame_height - image_height - v_fp - vsync;  in v4l2_detect_gtf()
801 				      2 * vsync) / 2;  in v4l2_detect_gtf()
803 					2 * vsync - fmt->bt.vbackporch;  in v4l2_detect_gtf()
805 		fmt->bt.il_vsync = vsync;  in v4l2_detect_gtf()