From cda3b01368391b48728b7edbbac0ca873b514367 Mon Sep 17 00:00:00 2001 From: Phil Reid Date: Mon, 1 May 2017 16:49:58 +0800 Subject: [PATCH] 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 Signed-off-by: Sebastian Reichel --- drivers/power/supply/sbs-battery.c | 16 +++++++++++++--- 1 file changed, 13 insertions(+), 3 deletions(-) diff --git a/drivers/power/supply/sbs-battery.c b/drivers/power/supply/sbs-battery.c index 171c701..e3a114e 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", -- 2.7.4