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yaml
---
r: 309671
b: refs/heads/master
c: 48bc177
h: refs/heads/master
i:
  309669: faa513f
  309667: c9413b9
  309663: a9e9a26
v: v3
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Ramakrishna Pallala authored and Anton Vorontsov committed May 5, 2012
1 parent d8072cd commit 6f6d1f9
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Showing 2 changed files with 42 additions and 1 deletion.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: bb28da90f4f973529f81be01547ebde7bf270042
refs/heads/master: 48bc177441d68c0ba70631beb544c3d695328d56
41 changes: 41 additions & 0 deletions trunk/drivers/power/max17042_battery.c
Original file line number Diff line number Diff line change
Expand Up @@ -28,6 +28,7 @@
#include <linux/i2c.h>
#include <linux/delay.h>
#include <linux/interrupt.h>
#include <linux/pm.h>
#include <linux/mod_devicetable.h>
#include <linux/power_supply.h>
#include <linux/power/max17042_battery.h>
Expand Down Expand Up @@ -721,6 +722,40 @@ static int __devexit max17042_remove(struct i2c_client *client)
return 0;
}

#ifdef CONFIG_PM
static int max17042_suspend(struct device *dev)
{
struct max17042_chip *chip = dev_get_drvdata(dev);

/* disable the irq and enable irq_wake
* capability to the interrupt line.
*/
if (chip->client->irq) {
disable_irq(chip->client->irq);
enable_irq_wake(chip->client->irq);
}

return 0;
}

static int max17042_resume(struct device *dev)
{
struct max17042_chip *chip = dev_get_drvdata(dev);

if (chip->client->irq) {
disable_irq_wake(chip->client->irq);
enable_irq(chip->client->irq);
/* re-program the SOC thresholds to 1% change */
max17042_set_soc_threshold(chip, 1);
}

return 0;
}
#else
#define max17042_suspend NULL
#define max17042_resume NULL
#endif

#ifdef CONFIG_OF
static const struct of_device_id max17042_dt_match[] = {
{ .compatible = "maxim,max17042" },
Expand All @@ -735,10 +770,16 @@ static const struct i2c_device_id max17042_id[] = {
};
MODULE_DEVICE_TABLE(i2c, max17042_id);

static const struct dev_pm_ops max17042_pm_ops = {
.suspend = max17042_suspend,
.resume = max17042_resume,
};

static struct i2c_driver max17042_i2c_driver = {
.driver = {
.name = "max17042",
.of_match_table = of_match_ptr(max17042_dt_match),
.pm = &max17042_pm_ops,
},
.probe = max17042_probe,
.remove = __devexit_p(max17042_remove),
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