358 	struct v4l2_fract ratio = { 1, 1 };  in v4l2_dv_timings_aspect_ratio()  local
362 		return ratio;  in v4l2_dv_timings_aspect_ratio()
364 		return ratio;  in v4l2_dv_timings_aspect_ratio()
366 	ratio.numerator = t->bt.width * t->bt.picture_aspect.denominator;  in v4l2_dv_timings_aspect_ratio()
367 	ratio.denominator = t->bt.height * t->bt.picture_aspect.numerator;  in v4l2_dv_timings_aspect_ratio()
369 	rational_best_approximation(ratio.numerator, ratio.denominator,  in v4l2_dv_timings_aspect_ratio()
370 				    ratio.numerator, ratio.denominator, &n, &d);  in v4l2_dv_timings_aspect_ratio()
371 	ratio.numerator = n;  in v4l2_dv_timings_aspect_ratio()
372 	ratio.denominator = d;  in v4l2_dv_timings_aspect_ratio()
373 	return ratio;  in v4l2_dv_timings_aspect_ratio()
537 	/* Aspect ratio based on vsync */  in v4l2_detect_cvt()
675  * @aspect - preferred aspect ratio. GTF has no method of determining the
676  *		aspect ratio in order to derive the image width from the
678  *		the native screen aspect ratio is used for this. If it
798 /** v4l2_calc_aspect_ratio - calculate the aspect ratio based on bytes
803  * Determines the aspect ratio from the EDID.
805  * "Horizontal and Vertical Screen Size or Aspect Ratio"
810 	u8 ratio;  in v4l2_calc_aspect_ratio()  local
821 	/* Only one is filled in, so interpret them as a ratio:  in v4l2_calc_aspect_ratio()
823 	ratio = hor_landscape | vert_portrait;  in v4l2_calc_aspect_ratio()
824 	/* Change some rounded values into the exact aspect ratio */  in v4l2_calc_aspect_ratio()
825 	if (ratio == 79) {  in v4l2_calc_aspect_ratio()
828 	} else if (ratio == 34) {  in v4l2_calc_aspect_ratio()
831 	} else if (ratio == 68) {  in v4l2_calc_aspect_ratio()
840 	/* The aspect ratio is for portrait, so swap numerator and denominator */  in v4l2_calc_aspect_ratio()