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path: root/drivers/power/ab8500_fg.c
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Diffstat (limited to 'drivers/power/ab8500_fg.c')
-rw-r--r--drivers/power/ab8500_fg.c124
1 files changed, 48 insertions, 76 deletions
diff --git a/drivers/power/ab8500_fg.c b/drivers/power/ab8500_fg.c
index 7a2e3ac44cf3..3830dade5d69 100644
--- a/drivers/power/ab8500_fg.c
+++ b/drivers/power/ab8500_fg.c
@@ -57,9 +57,6 @@
#define interpolate(x, x1, y1, x2, y2) \
((y1) + ((((y2) - (y1)) * ((x) - (x1))) / ((x2) - (x1))));
-#define to_ab8500_fg_device_info(x) container_of((x), \
- struct ab8500_fg, fg_psy);
-
/**
* struct ab8500_fg_interrupts - ab8500 fg interupts
* @name: name of the interrupt
@@ -229,7 +226,7 @@ struct ab8500_fg {
struct ab8500 *parent;
struct ab8500_gpadc *gpadc;
struct abx500_bm_data *bm;
- struct power_supply fg_psy;
+ struct power_supply *fg_psy;
struct workqueue_struct *fg_wq;
struct delayed_work fg_periodic_work;
struct delayed_work fg_low_bat_work;
@@ -1391,7 +1388,7 @@ static void ab8500_fg_check_capacity_limits(struct ab8500_fg *di, bool init)
di->bat_cap.prev_percent,
di->bat_cap.cap_scale.scaled_cap);
}
- power_supply_changed(&di->fg_psy);
+ power_supply_changed(di->fg_psy);
if (di->flags.fully_charged && di->flags.force_full) {
dev_dbg(di->dev, "Battery full, notifying.\n");
di->flags.force_full = false;
@@ -1850,7 +1847,7 @@ static void ab8500_fg_check_hw_failure_work(struct work_struct *work)
if (!di->flags.bat_ovv) {
dev_dbg(di->dev, "Battery OVV\n");
di->flags.bat_ovv = true;
- power_supply_changed(&di->fg_psy);
+ power_supply_changed(di->fg_psy);
}
/* Not yet recovered from ovv, reschedule this test */
queue_delayed_work(di->fg_wq, &di->fg_check_hw_failure_work,
@@ -1858,7 +1855,7 @@ static void ab8500_fg_check_hw_failure_work(struct work_struct *work)
} else {
dev_dbg(di->dev, "Battery recovered from OVV\n");
di->flags.bat_ovv = false;
- power_supply_changed(&di->fg_psy);
+ power_supply_changed(di->fg_psy);
}
}
@@ -2096,9 +2093,7 @@ static int ab8500_fg_get_property(struct power_supply *psy,
enum power_supply_property psp,
union power_supply_propval *val)
{
- struct ab8500_fg *di;
-
- di = to_ab8500_fg_device_info(psy);
+ struct ab8500_fg *di = power_supply_get_drvdata(psy);
/*
* If battery is identified as unknown and charging of unknown
@@ -2181,14 +2176,14 @@ static int ab8500_fg_get_ext_psy_data(struct device *dev, void *data)
psy = (struct power_supply *)data;
ext = dev_get_drvdata(dev);
- di = to_ab8500_fg_device_info(psy);
+ di = power_supply_get_drvdata(psy);
/*
* For all psy where the name of your driver
* appears in any supplied_to
*/
for (i = 0; i < ext->num_supplicants; i++) {
- if (!strcmp(ext->supplied_to[i], psy->name))
+ if (!strcmp(ext->supplied_to[i], psy->desc->name))
psy_found = true;
}
@@ -2196,16 +2191,16 @@ static int ab8500_fg_get_ext_psy_data(struct device *dev, void *data)
return 0;
/* Go through all properties for the psy */
- for (j = 0; j < ext->num_properties; j++) {
+ for (j = 0; j < ext->desc->num_properties; j++) {
enum power_supply_property prop;
- prop = ext->properties[j];
+ prop = ext->desc->properties[j];
if (power_supply_get_property(ext, prop, &ret))
continue;
switch (prop) {
case POWER_SUPPLY_PROP_STATUS:
- switch (ext->type) {
+ switch (ext->desc->type) {
case POWER_SUPPLY_TYPE_BATTERY:
switch (ret.intval) {
case POWER_SUPPLY_STATUS_UNKNOWN:
@@ -2244,7 +2239,7 @@ static int ab8500_fg_get_ext_psy_data(struct device *dev, void *data)
};
break;
case POWER_SUPPLY_PROP_TECHNOLOGY:
- switch (ext->type) {
+ switch (ext->desc->type) {
case POWER_SUPPLY_TYPE_BATTERY:
if (!di->flags.batt_id_received &&
di->bm->batt_id != BATTERY_UNKNOWN) {
@@ -2274,7 +2269,7 @@ static int ab8500_fg_get_ext_psy_data(struct device *dev, void *data)
}
break;
case POWER_SUPPLY_PROP_TEMP:
- switch (ext->type) {
+ switch (ext->desc->type) {
case POWER_SUPPLY_TYPE_BATTERY:
if (di->flags.batt_id_received)
di->bat_temp = ret.intval;
@@ -2399,10 +2394,10 @@ out:
*/
static void ab8500_fg_external_power_changed(struct power_supply *psy)
{
- struct ab8500_fg *di = to_ab8500_fg_device_info(psy);
+ struct ab8500_fg *di = power_supply_get_drvdata(psy);
class_for_each_device(power_supply_class, NULL,
- &di->fg_psy, ab8500_fg_get_ext_psy_data);
+ di->fg_psy, ab8500_fg_get_ext_psy_data);
}
/**
@@ -2580,9 +2575,7 @@ static ssize_t ab8505_powercut_flagtime_read(struct device *dev,
int ret;
u8 reg_value;
struct power_supply *psy = dev_get_drvdata(dev);
- struct ab8500_fg *di;
-
- di = to_ab8500_fg_device_info(psy);
+ struct ab8500_fg *di = power_supply_get_drvdata(psy);
ret = abx500_get_register_interruptible(di->dev, AB8500_RTC,
AB8505_RTC_PCUT_FLAG_TIME_REG, &reg_value);
@@ -2605,9 +2598,7 @@ static ssize_t ab8505_powercut_flagtime_write(struct device *dev,
int ret;
long unsigned reg_value;
struct power_supply *psy = dev_get_drvdata(dev);
- struct ab8500_fg *di;
-
- di = to_ab8500_fg_device_info(psy);
+ struct ab8500_fg *di = power_supply_get_drvdata(psy);
reg_value = simple_strtoul(buf, NULL, 10);
@@ -2633,9 +2624,7 @@ static ssize_t ab8505_powercut_maxtime_read(struct device *dev,
int ret;
u8 reg_value;
struct power_supply *psy = dev_get_drvdata(dev);
- struct ab8500_fg *di;
-
- di = to_ab8500_fg_device_info(psy);
+ struct ab8500_fg *di = power_supply_get_drvdata(psy);
ret = abx500_get_register_interruptible(di->dev, AB8500_RTC,
AB8505_RTC_PCUT_MAX_TIME_REG, &reg_value);
@@ -2659,9 +2648,7 @@ static ssize_t ab8505_powercut_maxtime_write(struct device *dev,
int ret;
int reg_value;
struct power_supply *psy = dev_get_drvdata(dev);
- struct ab8500_fg *di;
-
- di = to_ab8500_fg_device_info(psy);
+ struct ab8500_fg *di = power_supply_get_drvdata(psy);
reg_value = simple_strtoul(buf, NULL, 10);
if (reg_value > 0x7F) {
@@ -2686,9 +2673,7 @@ static ssize_t ab8505_powercut_restart_read(struct device *dev,
int ret;
u8 reg_value;
struct power_supply *psy = dev_get_drvdata(dev);
- struct ab8500_fg *di;
-
- di = to_ab8500_fg_device_info(psy);
+ struct ab8500_fg *di = power_supply_get_drvdata(psy);
ret = abx500_get_register_interruptible(di->dev, AB8500_RTC,
AB8505_RTC_PCUT_RESTART_REG, &reg_value);
@@ -2711,9 +2696,7 @@ static ssize_t ab8505_powercut_restart_write(struct device *dev,
int ret;
int reg_value;
struct power_supply *psy = dev_get_drvdata(dev);
- struct ab8500_fg *di;
-
- di = to_ab8500_fg_device_info(psy);
+ struct ab8500_fg *di = power_supply_get_drvdata(psy);
reg_value = simple_strtoul(buf, NULL, 10);
if (reg_value > 0xF) {
@@ -2739,9 +2722,7 @@ static ssize_t ab8505_powercut_timer_read(struct device *dev,
int ret;
u8 reg_value;
struct power_supply *psy = dev_get_drvdata(dev);
- struct ab8500_fg *di;
-
- di = to_ab8500_fg_device_info(psy);
+ struct ab8500_fg *di = power_supply_get_drvdata(psy);
ret = abx500_get_register_interruptible(di->dev, AB8500_RTC,
AB8505_RTC_PCUT_TIME_REG, &reg_value);
@@ -2764,9 +2745,7 @@ static ssize_t ab8505_powercut_restart_counter_read(struct device *dev,
int ret;
u8 reg_value;
struct power_supply *psy = dev_get_drvdata(dev);
- struct ab8500_fg *di;
-
- di = to_ab8500_fg_device_info(psy);
+ struct ab8500_fg *di = power_supply_get_drvdata(psy);
ret = abx500_get_register_interruptible(di->dev, AB8500_RTC,
AB8505_RTC_PCUT_RESTART_REG, &reg_value);
@@ -2789,9 +2768,7 @@ static ssize_t ab8505_powercut_read(struct device *dev,
int ret;
u8 reg_value;
struct power_supply *psy = dev_get_drvdata(dev);
- struct ab8500_fg *di;
-
- di = to_ab8500_fg_device_info(psy);
+ struct ab8500_fg *di = power_supply_get_drvdata(psy);
ret = abx500_get_register_interruptible(di->dev, AB8500_RTC,
AB8505_RTC_PCUT_CTL_STATUS_REG, &reg_value);
@@ -2812,9 +2789,7 @@ static ssize_t ab8505_powercut_write(struct device *dev,
int ret;
int reg_value;
struct power_supply *psy = dev_get_drvdata(dev);
- struct ab8500_fg *di;
-
- di = to_ab8500_fg_device_info(psy);
+ struct ab8500_fg *di = power_supply_get_drvdata(psy);
reg_value = simple_strtoul(buf, NULL, 10);
if (reg_value > 0x1) {
@@ -2840,9 +2815,7 @@ static ssize_t ab8505_powercut_flag_read(struct device *dev,
int ret;
u8 reg_value;
struct power_supply *psy = dev_get_drvdata(dev);
- struct ab8500_fg *di;
-
- di = to_ab8500_fg_device_info(psy);
+ struct ab8500_fg *di = power_supply_get_drvdata(psy);
ret = abx500_get_register_interruptible(di->dev, AB8500_RTC,
AB8505_RTC_PCUT_CTL_STATUS_REG, &reg_value);
@@ -2865,9 +2838,7 @@ static ssize_t ab8505_powercut_debounce_read(struct device *dev,
int ret;
u8 reg_value;
struct power_supply *psy = dev_get_drvdata(dev);
- struct ab8500_fg *di;
-
- di = to_ab8500_fg_device_info(psy);
+ struct ab8500_fg *di = power_supply_get_drvdata(psy);
ret = abx500_get_register_interruptible(di->dev, AB8500_RTC,
AB8505_RTC_PCUT_DEBOUNCE_REG, &reg_value);
@@ -2890,9 +2861,7 @@ static ssize_t ab8505_powercut_debounce_write(struct device *dev,
int ret;
int reg_value;
struct power_supply *psy = dev_get_drvdata(dev);
- struct ab8500_fg *di;
-
- di = to_ab8500_fg_device_info(psy);
+ struct ab8500_fg *di = power_supply_get_drvdata(psy);
reg_value = simple_strtoul(buf, NULL, 10);
if (reg_value > 0x7) {
@@ -2917,9 +2886,7 @@ static ssize_t ab8505_powercut_enable_status_read(struct device *dev,
int ret;
u8 reg_value;
struct power_supply *psy = dev_get_drvdata(dev);
- struct ab8500_fg *di;
-
- di = to_ab8500_fg_device_info(psy);
+ struct ab8500_fg *di = power_supply_get_drvdata(psy);
ret = abx500_get_register_interruptible(di->dev, AB8500_RTC,
AB8505_RTC_PCUT_CTL_STATUS_REG, &reg_value);
@@ -2962,15 +2929,16 @@ static int ab8500_fg_sysfs_psy_create_attrs(struct ab8500_fg *di)
abx500_get_chip_id(di->dev) >= AB8500_CUT2P0)
|| is_ab8540(di->parent)) {
for (i = 0; i < ARRAY_SIZE(ab8505_fg_sysfs_psy_attrs); i++)
- if (device_create_file(di->fg_psy.dev,
+ if (device_create_file(&di->fg_psy->dev,
&ab8505_fg_sysfs_psy_attrs[i]))
goto sysfs_psy_create_attrs_failed_ab8505;
}
return 0;
sysfs_psy_create_attrs_failed_ab8505:
- dev_err(di->fg_psy.dev, "Failed creating sysfs psy attrs for ab8505.\n");
+ dev_err(&di->fg_psy->dev, "Failed creating sysfs psy attrs for ab8505.\n");
while (i--)
- device_remove_file(di->fg_psy.dev, &ab8505_fg_sysfs_psy_attrs[i]);
+ device_remove_file(&di->fg_psy->dev,
+ &ab8505_fg_sysfs_psy_attrs[i]);
return -EIO;
}
@@ -2983,7 +2951,7 @@ static void ab8500_fg_sysfs_psy_remove_attrs(struct ab8500_fg *di)
abx500_get_chip_id(di->dev) >= AB8500_CUT2P0)
|| is_ab8540(di->parent)) {
for (i = 0; i < ARRAY_SIZE(ab8505_fg_sysfs_psy_attrs); i++)
- (void)device_remove_file(di->fg_psy.dev,
+ (void)device_remove_file(&di->fg_psy->dev,
&ab8505_fg_sysfs_psy_attrs[i]);
}
}
@@ -3050,7 +3018,7 @@ static int ab8500_fg_remove(struct platform_device *pdev)
flush_scheduled_work();
ab8500_fg_sysfs_psy_remove_attrs(di);
- power_supply_unregister(&di->fg_psy);
+ power_supply_unregister(di->fg_psy);
return ret;
}
@@ -3071,6 +3039,15 @@ static char *supply_interface[] = {
"ab8500_usb",
};
+static const struct power_supply_desc ab8500_fg_desc = {
+ .name = "ab8500_fg",
+ .type = POWER_SUPPLY_TYPE_BATTERY,
+ .properties = ab8500_fg_props,
+ .num_properties = ARRAY_SIZE(ab8500_fg_props),
+ .get_property = ab8500_fg_get_property,
+ .external_power_changed = ab8500_fg_external_power_changed,
+};
+
static int ab8500_fg_probe(struct platform_device *pdev)
{
struct device_node *np = pdev->dev.of_node;
@@ -3107,15 +3084,9 @@ static int ab8500_fg_probe(struct platform_device *pdev)
di->parent = dev_get_drvdata(pdev->dev.parent);
di->gpadc = ab8500_gpadc_get("ab8500-gpadc.0");
- di->fg_psy.name = "ab8500_fg";
- di->fg_psy.type = POWER_SUPPLY_TYPE_BATTERY;
- di->fg_psy.properties = ab8500_fg_props;
- di->fg_psy.num_properties = ARRAY_SIZE(ab8500_fg_props);
- di->fg_psy.get_property = ab8500_fg_get_property;
- di->fg_psy.external_power_changed = ab8500_fg_external_power_changed;
-
psy_cfg.supplied_to = supply_interface;
psy_cfg.num_supplicants = ARRAY_SIZE(supply_interface);
+ psy_cfg.drv_data = di;
di->bat_cap.max_mah_design = MILLI_TO_MICRO *
di->bm->bat_type[di->bm->batt_id].charge_full_design;
@@ -3176,9 +3147,10 @@ static int ab8500_fg_probe(struct platform_device *pdev)
di->flags.batt_id_received = false;
/* Register FG power supply class */
- ret = power_supply_register(di->dev, &di->fg_psy, &psy_cfg);
- if (ret) {
+ di->fg_psy = power_supply_register(di->dev, &ab8500_fg_desc, &psy_cfg);
+ if (IS_ERR(di->fg_psy)) {
dev_err(di->dev, "failed to register FG psy\n");
+ ret = PTR_ERR(di->fg_psy);
goto free_inst_curr_wq;
}
@@ -3256,7 +3228,7 @@ static int ab8500_fg_probe(struct platform_device *pdev)
return ret;
free_irq:
- power_supply_unregister(&di->fg_psy);
+ power_supply_unregister(di->fg_psy);
/* We also have to free all registered irqs */
for (i = 0; i < ARRAY_SIZE(ab8500_fg_irq_th); i++) {