33 	bool (*is_present)(struct collie_bat *bat);
52 static unsigned long collie_read_bat(struct collie_bat *bat)  in collie_read_bat()  argument
56 	if (bat->gpio_bat < 0 || bat->adc_bat < 0)  in collie_read_bat()
59 	gpio_set_value(bat->gpio_bat, 1);  in collie_read_bat()
62 	value = ucb1x00_adc_read(ucb, bat->adc_bat, UCB_SYNC);  in collie_read_bat()
64 	gpio_set_value(bat->gpio_bat, 0);  in collie_read_bat()
66 	value = value * 1000000 / bat->adc_bat_divider;  in collie_read_bat()
71 static unsigned long collie_read_temp(struct collie_bat *bat)  in collie_read_temp()  argument
74 	if (bat->gpio_temp < 0 || bat->adc_temp < 0)  in collie_read_temp()
78 	gpio_set_value(bat->gpio_temp, 1);  in collie_read_temp()
81 	value = ucb1x00_adc_read(ucb, bat->adc_temp, UCB_SYNC);  in collie_read_temp()
83 	gpio_set_value(bat->gpio_temp, 0);  in collie_read_temp()
86 	value = value * 10000 / bat->adc_temp_divider;  in collie_read_temp()
96 	struct collie_bat *bat = power_supply_get_drvdata(psy);  in collie_bat_get_property()  local
98 	if (bat->is_present && !bat->is_present(bat)  in collie_bat_get_property()
105 		val->intval = bat->status;  in collie_bat_get_property()
108 		val->intval = bat->technology;  in collie_bat_get_property()
111 		val->intval = collie_read_bat(bat);  in collie_bat_get_property()
114 		if (bat->full_chrg == -1)  in collie_bat_get_property()
115 			val->intval = bat->bat_max;  in collie_bat_get_property()
117 			val->intval = bat->full_chrg;  in collie_bat_get_property()
120 		val->intval = bat->bat_max;  in collie_bat_get_property()
123 		val->intval = bat->bat_min;  in collie_bat_get_property()
126 		val->intval = collie_read_temp(bat);  in collie_bat_get_property()
129 		val->intval = bat->is_present ? bat->is_present(bat) : 1;  in collie_bat_get_property()
150 static void collie_bat_update(struct collie_bat *bat)  in collie_bat_update()  argument
153 	struct power_supply *psy = bat->psy;  in collie_bat_update()
155 	mutex_lock(&bat->work_lock);  in collie_bat_update()
157 	old = bat->status;  in collie_bat_update()
159 	if (bat->is_present && !bat->is_present(bat)) {  in collie_bat_update()
161 		bat->status = POWER_SUPPLY_STATUS_UNKNOWN;  in collie_bat_update()
162 		bat->full_chrg = -1;  in collie_bat_update()
164 		if (bat->status == POWER_SUPPLY_STATUS_DISCHARGING) {  in collie_bat_update()
165 			gpio_set_value(bat->gpio_charge_on, 1);  in collie_bat_update()
169 		if (gpio_get_value(bat->gpio_full)) {  in collie_bat_update()
171 					bat->full_chrg == -1)  in collie_bat_update()
172 				bat->full_chrg = collie_read_bat(bat);  in collie_bat_update()
174 			gpio_set_value(bat->gpio_charge_on, 0);  in collie_bat_update()
175 			bat->status = POWER_SUPPLY_STATUS_FULL;  in collie_bat_update()
177 			gpio_set_value(bat->gpio_charge_on, 1);  in collie_bat_update()
178 			bat->status = POWER_SUPPLY_STATUS_CHARGING;  in collie_bat_update()
181 		gpio_set_value(bat->gpio_charge_on, 0);  in collie_bat_update()
182 		bat->status = POWER_SUPPLY_STATUS_DISCHARGING;  in collie_bat_update()
185 	if (old != bat->status)  in collie_bat_update()
188 	mutex_unlock(&bat->work_lock);  in collie_bat_update()