346 		pr_info("%s: picture aspect (hor:vert): %u:%u\n", dev_prefix,  in v4l2_print_dv_timings()
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
691 		struct v4l2_fract aspect,  in v4l2_detect_gtf()  argument
724 	if (aspect.numerator == 0 || aspect.denominator == 0) {  in v4l2_detect_gtf()
725 		aspect.numerator = 16;  in v4l2_detect_gtf()
726 		aspect.denominator = 9;  in v4l2_detect_gtf()
728 	image_width = ((image_height * aspect.numerator) / aspect.denominator);  in v4l2_detect_gtf()
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"
809 	struct v4l2_fract aspect = { 16, 9 };  in v4l2_calc_aspect_ratio()  local
814 		return aspect;  in v4l2_calc_aspect_ratio()
817 		aspect.numerator = hor_landscape;  in v4l2_calc_aspect_ratio()
818 		aspect.denominator = vert_portrait;  in v4l2_calc_aspect_ratio()
819 		return aspect;  in v4l2_calc_aspect_ratio()
824 	/* Change some rounded values into the exact aspect ratio */  in v4l2_calc_aspect_ratio()
826 		aspect.numerator = 16;  in v4l2_calc_aspect_ratio()
827 		aspect.denominator = 9;  in v4l2_calc_aspect_ratio()
829 		aspect.numerator = 4;  in v4l2_calc_aspect_ratio()
830 		aspect.denominator = 3;  in v4l2_calc_aspect_ratio()
832 		aspect.numerator = 15;  in v4l2_calc_aspect_ratio()
833 		aspect.denominator = 9;  in v4l2_calc_aspect_ratio()
835 		aspect.numerator = hor_landscape + 99;  in v4l2_calc_aspect_ratio()
836 		aspect.denominator = 100;  in v4l2_calc_aspect_ratio()
839 		return aspect;  in v4l2_calc_aspect_ratio()
840 	/* The aspect ratio is for portrait, so swap numerator and denominator */  in v4l2_calc_aspect_ratio()
841 	swap(aspect.denominator, aspect.numerator);  in v4l2_calc_aspect_ratio()
842 	return aspect;  in v4l2_calc_aspect_ratio()