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path: root/drivers/power/intel_mid_battery.c
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Diffstat (limited to 'drivers/power/intel_mid_battery.c')
-rw-r--r--drivers/power/intel_mid_battery.c57
1 files changed, 34 insertions, 23 deletions
diff --git a/drivers/power/intel_mid_battery.c b/drivers/power/intel_mid_battery.c
index de3f39e6fa8e..9fa4acc107ca 100644
--- a/drivers/power/intel_mid_battery.c
+++ b/drivers/power/intel_mid_battery.c
@@ -107,8 +107,8 @@ struct pmic_power_module_info {
unsigned int batt_prev_charge_full; /* in mAS */
unsigned int batt_charge_rate; /* in units per second */
- struct power_supply usb;
- struct power_supply batt;
+ struct power_supply *usb;
+ struct power_supply *batt;
int irq; /* GPE_ID or IRQ# */
struct workqueue_struct *monitor_wqueue;
struct delayed_work monitor_battery;
@@ -404,8 +404,7 @@ static int pmic_usb_get_property(struct power_supply *psy,
enum power_supply_property psp,
union power_supply_propval *val)
{
- struct pmic_power_module_info *pbi = container_of(psy,
- struct pmic_power_module_info, usb);
+ struct pmic_power_module_info *pbi = power_supply_get_drvdata(psy);
/* update pmic_power_module_info members */
pmic_battery_read_status(pbi);
@@ -444,8 +443,7 @@ static int pmic_battery_get_property(struct power_supply *psy,
enum power_supply_property psp,
union power_supply_propval *val)
{
- struct pmic_power_module_info *pbi = container_of(psy,
- struct pmic_power_module_info, batt);
+ struct pmic_power_module_info *pbi = power_supply_get_drvdata(psy);
/* update pmic_power_module_info members */
pmic_battery_read_status(pbi);
@@ -640,6 +638,25 @@ static void pmic_battery_handle_intrpt(struct work_struct *work)
__func__);
}
+/*
+ * Description of power supplies
+ */
+static const struct power_supply_desc pmic_usb_desc = {
+ .name = "pmic-usb",
+ .type = POWER_SUPPLY_TYPE_USB,
+ .properties = pmic_usb_props,
+ .num_properties = ARRAY_SIZE(pmic_usb_props),
+ .get_property = pmic_usb_get_property,
+};
+
+static const struct power_supply_desc pmic_batt_desc = {
+ .name = "pmic-batt",
+ .type = POWER_SUPPLY_TYPE_BATTERY,
+ .properties = pmic_battery_props,
+ .num_properties = ARRAY_SIZE(pmic_battery_props),
+ .get_property = pmic_battery_get_property,
+};
+
/**
* pmic_battery_probe - pmic battery initialize
* @irq: pmic battery device irq
@@ -653,6 +670,7 @@ static int probe(int irq, struct device *dev)
{
int retval = 0;
struct pmic_power_module_info *pbi;
+ struct power_supply_config psy_cfg = {};
dev_dbg(dev, "pmic-battery: found pmic battery device\n");
@@ -666,6 +684,7 @@ static int probe(int irq, struct device *dev)
pbi->dev = dev;
pbi->irq = irq;
dev_set_drvdata(dev, pbi);
+ psy_cfg.drv_data = pbi;
/* initialize all required framework before enabling interrupts */
INIT_WORK(&pbi->handler, pmic_battery_handle_intrpt);
@@ -687,16 +706,12 @@ static int probe(int irq, struct device *dev)
}
/* register pmic-batt with power supply subsystem */
- pbi->batt.name = "pmic-batt";
- pbi->batt.type = POWER_SUPPLY_TYPE_BATTERY;
- pbi->batt.properties = pmic_battery_props;
- pbi->batt.num_properties = ARRAY_SIZE(pmic_battery_props);
- pbi->batt.get_property = pmic_battery_get_property;
- retval = power_supply_register(dev, &pbi->batt);
- if (retval) {
+ pbi->batt = power_supply_register(dev, &pmic_usb_desc, &psy_cfg);
+ if (IS_ERR(pbi->batt)) {
dev_err(dev,
"%s(): failed to register pmic battery device with power supply subsystem\n",
__func__);
+ retval = PTR_ERR(pbi->batt);
goto power_reg_failed;
}
@@ -707,16 +722,12 @@ static int probe(int irq, struct device *dev)
queue_delayed_work(pbi->monitor_wqueue, &pbi->monitor_battery, HZ * 1);
/* register pmic-usb with power supply subsystem */
- pbi->usb.name = "pmic-usb";
- pbi->usb.type = POWER_SUPPLY_TYPE_USB;
- pbi->usb.properties = pmic_usb_props;
- pbi->usb.num_properties = ARRAY_SIZE(pmic_usb_props);
- pbi->usb.get_property = pmic_usb_get_property;
- retval = power_supply_register(dev, &pbi->usb);
- if (retval) {
+ pbi->usb = power_supply_register(dev, &pmic_batt_desc, &psy_cfg);
+ if (IS_ERR(pbi->usb)) {
dev_err(dev,
"%s(): failed to register pmic usb device with power supply subsystem\n",
__func__);
+ retval = PTR_ERR(pbi->usb);
goto power_reg_failed_1;
}
@@ -728,7 +739,7 @@ static int probe(int irq, struct device *dev)
return retval;
power_reg_failed_1:
- power_supply_unregister(&pbi->batt);
+ power_supply_unregister(pbi->batt);
power_reg_failed:
cancel_delayed_work_sync(&pbi->monitor_battery);
requestirq_failed:
@@ -762,8 +773,8 @@ static int platform_pmic_battery_remove(struct platform_device *pdev)
cancel_delayed_work_sync(&pbi->monitor_battery);
destroy_workqueue(pbi->monitor_wqueue);
- power_supply_unregister(&pbi->usb);
- power_supply_unregister(&pbi->batt);
+ power_supply_unregister(pbi->usb);
+ power_supply_unregister(pbi->batt);
cancel_work_sync(&pbi->handler);
kfree(pbi);