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.
493 		     unsigned int vsync,  in v4l2_detect_cvt()  argument
507 	if (vsync < 4 || vsync > 8)  in v4l2_detect_cvt()
517 	if (reduced_blanking && vsync == 8)  in v4l2_detect_cvt()
523 	if (!rb_v2 && vsync > 7)  in v4l2_detect_cvt()
534 			v_fp -= vsync + v_bp;  in v4l2_detect_cvt()
541 			v_bp -= vsync + v_fp;  in v4l2_detect_cvt()
548 		v_bp = (CVT_MIN_VSYNC_BP * hfreq) / 1000000 + 1 - vsync;  in v4l2_detect_cvt()
555 		image_height = (frame_height - 2 * v_fp - 2 * vsync - 2 * v_bp) & ~0x1;  in v4l2_detect_cvt()
557 		image_height = (frame_height - v_fp - vsync - v_bp + 1) & ~0x1;  in v4l2_detect_cvt()
562 	/* Aspect ratio based on vsync */  in v4l2_detect_cvt()
563 	switch (vsync) {  in v4l2_detect_cvt()
638 	t.bt.vsync = vsync;  in v4l2_detect_cvt()
642 		t.bt.vbackporch = frame_height - image_height - v_fp - vsync;  in v4l2_detect_cvt()
646 				      2 * vsync) / 2;  in v4l2_detect_cvt()
648 					2 * vsync - t.bt.vbackporch;  in v4l2_detect_cvt()
650 		t.bt.il_vsync = vsync;  in v4l2_detect_cvt()
676 #define GTF_MIN_VSYNC_BP	550	/* min time of vsync + back porch (us) */
699  * @vsync - the height of the vertical sync in lines.
717 		     unsigned int vsync,  in v4l2_detect_gtf()  argument
731 	if (vsync != 3)  in v4l2_detect_gtf()
746 	v_bp = (GTF_MIN_VSYNC_BP * hfreq + 500000) / 1000000 - vsync;  in v4l2_detect_gtf()
748 		image_height = (frame_height - 2 * v_fp - 2 * vsync - 2 * v_bp) & ~0x1;  in v4l2_detect_gtf()
750 		image_height = (frame_height - v_fp - vsync - v_bp + 1) & ~0x1;  in v4l2_detect_gtf()
802 	t.bt.vsync = vsync;  in v4l2_detect_gtf()
806 		t.bt.vbackporch = frame_height - image_height - v_fp - vsync;  in v4l2_detect_gtf()
810 				      2 * vsync) / 2;  in v4l2_detect_gtf()
812 					2 * vsync - t.bt.vbackporch;  in v4l2_detect_gtf()
814 		t.bt.il_vsync = vsync;  in v4l2_detect_gtf()