87 	long min, max, value;  in get_normalized_volume()  local
91 	err = get_dB_range[ctl_dir](elem, &min, &max);  in get_normalized_volume()
92 	if (err < 0 || min >= max) {  in get_normalized_volume()
93 		err = get_raw_range[ctl_dir](elem, &min, &max);  in get_normalized_volume()
94 		if (err < 0 || min == max)  in get_normalized_volume()
101 		return (value - min) / (double)(max - min);  in get_normalized_volume()
108 	if (use_linear_dB_scale(min, max))  in get_normalized_volume()
109 		return (value - min) / (double)(max - min);  in get_normalized_volume()
111 	normalized = pow(10, (value - max) / 6000.0);  in get_normalized_volume()
113 		min_norm = pow(10, (min - max) / 6000.0);  in get_normalized_volume()
126 	long min, max, value;  in set_normalized_volume()  local
130 	err = get_dB_range[ctl_dir](elem, &min, &max);  in set_normalized_volume()
131 	if (err < 0 || min >= max) {  in set_normalized_volume()
132 		err = get_raw_range[ctl_dir](elem, &min, &max);  in set_normalized_volume()
136 		value = lrint_dir(volume * (max - min), dir) + min;  in set_normalized_volume()
140 	if (use_linear_dB_scale(min, max)) {  in set_normalized_volume()
141 		value = lrint_dir(volume * (max - min), dir) + min;  in set_normalized_volume()
146 		min_norm = pow(10, (min - max) / 6000.0);  in set_normalized_volume()
149 	value = lrint_dir(6000.0 * log10(volume), dir) + max;  in set_normalized_volume()