From: Chanwoo Choi Date: Fri, 27 Jul 2012 05:01:34 +0000 (+0900) Subject: charger-manager: Disable regulator when charger cable is detached X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=dbb61fc7452632a4225b2fe3719b6c2d1306e257;p=linux-beck.git charger-manager: Disable regulator when charger cable is detached This patch disable regulator for charging when charger cable is detached before stopping charging forcibly on abnormal battery state and check return value of regulator_enable/disable() function to confirm correct operation of enabling or disabling regulator for charging. Signed-off-by: Chanwoo Choi Signed-off-by: Myungjoo Ham Signed-off-by: Kyungmin Park Signed-off-by: Anton Vorontsov --- diff --git a/drivers/power/charger-manager.c b/drivers/power/charger-manager.c index 526e5c931294..240de49934f1 100644 --- a/drivers/power/charger-manager.c +++ b/drivers/power/charger-manager.c @@ -271,9 +271,24 @@ static int try_charger_enable(struct charger_manager *cm, bool enable) if (enable) { if (cm->emergency_stop) return -EAGAIN; - for (i = 0 ; i < desc->num_charger_regulators ; i++) - regulator_enable(desc->charger_regulators[i].consumer); + for (i = 0 ; i < desc->num_charger_regulators ; i++) { + err = regulator_enable(desc->charger_regulators[i].consumer); + if (err < 0) { + dev_warn(cm->dev, + "Cannot enable %s regulator\n", + desc->charger_regulators[i].regulator_name); + } + } } else { + for (i = 0 ; i < desc->num_charger_regulators ; i++) { + err = regulator_disable(desc->charger_regulators[i].consumer); + if (err < 0) { + dev_warn(cm->dev, + "Cannot disable %s regulator\n", + desc->charger_regulators[i].regulator_name); + } + } + /* * Abnormal battery state - Stop charging forcibly, * even if charger was enabled at the other places