Messages in this thread Patch in this message | | | From | Chanwoo Choi <> | Subject | [PATCH v2 2/3] charger-manager: Fix bug when check dropped voltage after fullbatt event | Date | Thu, 22 Nov 2012 16:53:51 +0900 |
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This patch check difference value between current voltage of battery and desc->fullbatt_uV whether positve or negative number. If difference value is negative number when current voltage of battery is larger than desc->fullbatt_uV, charger-manager return immediately because battery is fully charged.
Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com> Signed-off-by: Myungjoo Ham <myungjoo.ham@samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> --- drivers/power/charger-manager.c | 9 ++++++--- 1 files changed, 6 insertions(+), 3 deletions(-)
diff --git a/drivers/power/charger-manager.c b/drivers/power/charger-manager.c index ee039b9..17130c7 100644 --- a/drivers/power/charger-manager.c +++ b/drivers/power/charger-manager.c @@ -468,7 +468,9 @@ static void fullbatt_vchk(struct work_struct *work) struct charger_manager *cm = container_of(dwork, struct charger_manager, fullbatt_vchk_work); struct charger_desc *desc = cm->desc; - int batt_uV, err, diff; + int batt_uV; + int err; + int diff; /* remove the appointment for fullbatt_vchk */ cm->fullbatt_vchk_jiffies_at = 0; @@ -482,8 +484,9 @@ static void fullbatt_vchk(struct work_struct *work) return; } - diff = desc->fullbatt_uV; - diff -= batt_uV; + diff = desc->fullbatt_uV - batt_uV; + if (diff < 0) + return; dev_info(cm->dev, "VBATT dropped %duV after full-batt.\n", diff); -- 1.7.0.4
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