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path: root/drivers/power/goldfish_battery.c
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Diffstat (limited to 'drivers/power/goldfish_battery.c')
-rw-r--r--drivers/power/goldfish_battery.c63
1 files changed, 34 insertions, 29 deletions
diff --git a/drivers/power/goldfish_battery.c b/drivers/power/goldfish_battery.c
index 29eba88a2963..a50bb988c69a 100644
--- a/drivers/power/goldfish_battery.c
+++ b/drivers/power/goldfish_battery.c
@@ -30,8 +30,8 @@ struct goldfish_battery_data {
int irq;
spinlock_t lock;
- struct power_supply battery;
- struct power_supply ac;
+ struct power_supply *battery;
+ struct power_supply *ac;
};
#define GOLDFISH_BATTERY_READ(data, addr) \
@@ -67,8 +67,7 @@ static int goldfish_ac_get_property(struct power_supply *psy,
enum power_supply_property psp,
union power_supply_propval *val)
{
- struct goldfish_battery_data *data = container_of(psy,
- struct goldfish_battery_data, ac);
+ struct goldfish_battery_data *data = power_supply_get_drvdata(psy);
int ret = 0;
switch (psp) {
@@ -86,8 +85,7 @@ static int goldfish_battery_get_property(struct power_supply *psy,
enum power_supply_property psp,
union power_supply_propval *val)
{
- struct goldfish_battery_data *data = container_of(psy,
- struct goldfish_battery_data, battery);
+ struct goldfish_battery_data *data = power_supply_get_drvdata(psy);
int ret = 0;
switch (psp) {
@@ -139,20 +137,36 @@ static irqreturn_t goldfish_battery_interrupt(int irq, void *dev_id)
status &= BATTERY_INT_MASK;
if (status & BATTERY_STATUS_CHANGED)
- power_supply_changed(&data->battery);
+ power_supply_changed(data->battery);
if (status & AC_STATUS_CHANGED)
- power_supply_changed(&data->ac);
+ power_supply_changed(data->ac);
spin_unlock_irqrestore(&data->lock, irq_flags);
return status ? IRQ_HANDLED : IRQ_NONE;
}
+static const struct power_supply_desc battery_desc = {
+ .properties = goldfish_battery_props,
+ .num_properties = ARRAY_SIZE(goldfish_battery_props),
+ .get_property = goldfish_battery_get_property,
+ .name = "battery",
+ .type = POWER_SUPPLY_TYPE_BATTERY,
+};
+
+static const struct power_supply_desc ac_desc = {
+ .properties = goldfish_ac_props,
+ .num_properties = ARRAY_SIZE(goldfish_ac_props),
+ .get_property = goldfish_ac_get_property,
+ .name = "ac",
+ .type = POWER_SUPPLY_TYPE_MAINS,
+};
static int goldfish_battery_probe(struct platform_device *pdev)
{
int ret;
struct resource *r;
struct goldfish_battery_data *data;
+ struct power_supply_config psy_cfg = {};
data = devm_kzalloc(&pdev->dev, sizeof(*data), GFP_KERNEL);
if (data == NULL)
@@ -160,18 +174,6 @@ static int goldfish_battery_probe(struct platform_device *pdev)
spin_lock_init(&data->lock);
- data->battery.properties = goldfish_battery_props;
- data->battery.num_properties = ARRAY_SIZE(goldfish_battery_props);
- data->battery.get_property = goldfish_battery_get_property;
- data->battery.name = "battery";
- data->battery.type = POWER_SUPPLY_TYPE_BATTERY;
-
- data->ac.properties = goldfish_ac_props;
- data->ac.num_properties = ARRAY_SIZE(goldfish_ac_props);
- data->ac.get_property = goldfish_ac_get_property;
- data->ac.name = "ac";
- data->ac.type = POWER_SUPPLY_TYPE_MAINS;
-
r = platform_get_resource(pdev, IORESOURCE_MEM, 0);
if (r == NULL) {
dev_err(&pdev->dev, "platform_get_resource failed\n");
@@ -195,14 +197,17 @@ static int goldfish_battery_probe(struct platform_device *pdev)
if (ret)
return ret;
- ret = power_supply_register(&pdev->dev, &data->ac);
- if (ret)
- return ret;
+ psy_cfg.drv_data = data;
- ret = power_supply_register(&pdev->dev, &data->battery);
- if (ret) {
- power_supply_unregister(&data->ac);
- return ret;
+ data->ac = power_supply_register(&pdev->dev, &ac_desc, &psy_cfg);
+ if (IS_ERR(data->ac))
+ return PTR_ERR(data->ac);
+
+ data->battery = power_supply_register(&pdev->dev, &battery_desc,
+ &psy_cfg);
+ if (IS_ERR(data->battery)) {
+ power_supply_unregister(data->ac);
+ return PTR_ERR(data->battery);
}
platform_set_drvdata(pdev, data);
@@ -216,8 +221,8 @@ static int goldfish_battery_remove(struct platform_device *pdev)
{
struct goldfish_battery_data *data = platform_get_drvdata(pdev);
- power_supply_unregister(&data->battery);
- power_supply_unregister(&data->ac);
+ power_supply_unregister(data->battery);
+ power_supply_unregister(data->ac);
battery_data = NULL;
return 0;
}