92  * through 2 points in the linear graph. If the voltage is less than 1.2v, we
93  * should use the small-scale graph, and if more than 1.2v, we should use the
94  * big-scale graph.
125 	struct sc27xx_adc_linear_graph *graph;  in sc27xx_adc_scale_calibration()  local
134 		graph = &big_scale_graph;  in sc27xx_adc_scale_calibration()
138 		graph = &small_scale_graph;  in sc27xx_adc_scale_calibration()
154 	/* Only need to calibrate the adc values in the linear graph. */  in sc27xx_adc_scale_calibration()
155 	graph->adc0 = sc27xx_adc_get_calib_data(calib_data, calib_graph->adc0);  in sc27xx_adc_scale_calibration()
156 	graph->adc1 = sc27xx_adc_get_calib_data(calib_data >> 8,  in sc27xx_adc_scale_calibration()
271 static int sc27xx_adc_to_volt(struct sc27xx_adc_linear_graph *graph,  in sc27xx_adc_to_volt()  argument
276 	tmp = (graph->volt0 - graph->volt1) * (raw_adc - graph->adc1);  in sc27xx_adc_to_volt()
277 	tmp /= (graph->adc0 - graph->adc1);  in sc27xx_adc_to_volt()
278 	tmp += graph->volt1;  in sc27xx_adc_to_volt()
290 	 * Convert ADC values to voltage values according to the linear graph,  in sc27xx_adc_convert_volt()
292 	 * return the voltage values calculated by the linear graph. But other  in sc27xx_adc_convert_volt()