diff options
| author | Phil Reid <preid@electromag.com.au> | 2017-05-01 16:49:58 +0800 |
|---|---|---|
| committer | Sebastian Reichel <sre@kernel.org> | 2017-05-01 14:28:19 +0200 |
| commit | cda3b01368391b48728b7edbbac0ca873b514367 (patch) | |
| tree | 61030f202f70adace342d72283ddc073016d8e3f /drivers/power | |
| parent | cad87f097ca2d56093145c4becd487f5c186a612 (diff) | |
| download | linux-cda3b01368391b48728b7edbbac0ca873b514367.tar.bz2 | |
power: supply: sbs-battery: Add alert callback
To simplify the sbs-manager code and notification of battery removal
use the i2c alert callback to notify the sbs-battery driver that an
event has occurred.
Signed-off-by: Phil Reid <preid@electromag.com.au>
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.co.uk>
Diffstat (limited to 'drivers/power')
| -rw-r--r-- | drivers/power/supply/sbs-battery.c | 16 |
1 files changed, 13 insertions, 3 deletions
diff --git a/drivers/power/supply/sbs-battery.c b/drivers/power/supply/sbs-battery.c index 171c701a2d49..e3a114e60f1a 100644 --- a/drivers/power/supply/sbs-battery.c +++ b/drivers/power/supply/sbs-battery.c @@ -701,21 +701,30 @@ done: return 0; } -static irqreturn_t sbs_irq(int irq, void *devid) +static void sbs_supply_changed(struct sbs_info *chip) { - struct sbs_info *chip = devid; struct power_supply *battery = chip->power_supply; int ret; ret = gpiod_get_value_cansleep(chip->gpio_detect); if (ret < 0) - return ret; + return; chip->is_present = ret; power_supply_changed(battery); +} +static irqreturn_t sbs_irq(int irq, void *devid) +{ + sbs_supply_changed(devid); return IRQ_HANDLED; } +static void sbs_alert(struct i2c_client *client, enum i2c_alert_protocol prot, + unsigned int data) +{ + sbs_supply_changed(i2c_get_clientdata(client)); +} + static void sbs_external_power_changed(struct power_supply *psy) { struct sbs_info *chip = power_supply_get_drvdata(psy); @@ -936,6 +945,7 @@ MODULE_DEVICE_TABLE(of, sbs_dt_ids); static struct i2c_driver sbs_battery_driver = { .probe = sbs_probe, .remove = sbs_remove, + .alert = sbs_alert, .id_table = sbs_id, .driver = { .name = "sbs-battery", |