26 static int gadc_thermal_adc_to_temp(struct gadc_thermal_info *gti, int val)  in gadc_thermal_adc_to_temp()  argument
31 	if (!gti->lookup_table)  in gadc_thermal_adc_to_temp()
34 	for (i = 0; i < gti->nlookup_table; i++) {  in gadc_thermal_adc_to_temp()
35 		if (val >= gti->lookup_table[2 * i + 1])  in gadc_thermal_adc_to_temp()
40 		temp = gti->lookup_table[0];  in gadc_thermal_adc_to_temp()
41 	} else if (i >= gti->nlookup_table) {  in gadc_thermal_adc_to_temp()
42 		temp = gti->lookup_table[2 * (gti->nlookup_table - 1)];  in gadc_thermal_adc_to_temp()
44 		adc_hi = gti->lookup_table[2 * i - 1];  in gadc_thermal_adc_to_temp()
45 		adc_lo = gti->lookup_table[2 * i + 1];  in gadc_thermal_adc_to_temp()
47 		temp_hi = gti->lookup_table[2 * i - 2];  in gadc_thermal_adc_to_temp()
48 		temp_lo = gti->lookup_table[2 * i];  in gadc_thermal_adc_to_temp()
59 	struct gadc_thermal_info *gti = thermal_zone_device_priv(tz);  in gadc_thermal_get_temp()  local
63 	ret = iio_read_channel_processed(gti->channel, &val);  in gadc_thermal_get_temp()
67 	*temp = gadc_thermal_adc_to_temp(gti, val);  in gadc_thermal_get_temp()
77 						 struct gadc_thermal_info *gti)  in gadc_thermal_read_linear_lookup_table()  argument
87 		ret = iio_get_channel_type(gti->channel, &chan_type);  in gadc_thermal_read_linear_lookup_table()
99 	gti->lookup_table = devm_kcalloc(dev,  in gadc_thermal_read_linear_lookup_table()
100 					 ntable, sizeof(*gti->lookup_table),  in gadc_thermal_read_linear_lookup_table()
102 	if (!gti->lookup_table)  in gadc_thermal_read_linear_lookup_table()
106 					 (u32 *)gti->lookup_table, ntable);  in gadc_thermal_read_linear_lookup_table()
113 	gti->nlookup_table = ntable / 2;  in gadc_thermal_read_linear_lookup_table()
121 	struct gadc_thermal_info *gti;  in gadc_thermal_probe()  local
129 	gti = devm_kzalloc(dev, sizeof(*gti), GFP_KERNEL);  in gadc_thermal_probe()
130 	if (!gti)  in gadc_thermal_probe()
133 	gti->channel = devm_iio_channel_get(dev, "sensor-channel");  in gadc_thermal_probe()
134 	if (IS_ERR(gti->channel))  in gadc_thermal_probe()
135 		return dev_err_probe(dev, PTR_ERR(gti->channel), "IIO channel not found\n");  in gadc_thermal_probe()
137 	ret = gadc_thermal_read_linear_lookup_table(dev, gti);  in gadc_thermal_probe()
141 	gti->dev = dev;  in gadc_thermal_probe()
143 	gti->tz_dev = devm_thermal_of_zone_register(dev, 0, gti,  in gadc_thermal_probe()
145 	if (IS_ERR(gti->tz_dev)) {  in gadc_thermal_probe()
146 		ret = PTR_ERR(gti->tz_dev);  in gadc_thermal_probe()
154 	devm_thermal_add_hwmon_sysfs(dev, gti->tz_dev);  in gadc_thermal_probe()