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authorKim, Milo <Milo.Kim@ti.com>2012-08-31 09:26:22 +0000
committerAnton Vorontsov <anton.vorontsov@linaro.org>2012-09-20 18:06:13 -0700
commit20414e2e0e10c2152e44784599e6d66fae39d77c (patch)
tree8492f478b91c1a43c5ac806e1f8b2ea96e97a862 /drivers/power/lp8727_charger.c
parente06374b0d6055ef21e49d14d955eb9fc5088f707 (diff)
lp8727_charger: Clean up lp8727_charger_changed()
Declare a variable at one line. Just return when no charger exists to make code simpler. Signed-off-by: Milo(Woogyom) Kim <milo.kim@ti.com> Signed-off-by: Anton Vorontsov <anton.vorontsov@linaro.org>
Diffstat (limited to 'drivers/power/lp8727_charger.c')
-rw-r--r--drivers/power/lp8727_charger.c22
1 files changed, 13 insertions, 9 deletions
diff --git a/drivers/power/lp8727_charger.c b/drivers/power/lp8727_charger.c
index 13a787adcbe9..19c21f9b6d3b 100644
--- a/drivers/power/lp8727_charger.c
+++ b/drivers/power/lp8727_charger.c
@@ -393,16 +393,20 @@ static int lp8727_battery_get_property(struct power_supply *psy,
static void lp8727_charger_changed(struct power_supply *psy)
{
struct lp8727_chg *pchg = dev_get_drvdata(psy->dev->parent);
+ u8 eoc_level;
+ u8 ichg;
u8 val;
- u8 eoc_level, ichg;
-
- if (lp8727_is_charger_attached(psy->name, pchg->devid)) {
- if (pchg->chg_parm) {
- eoc_level = pchg->chg_parm->eoc_level;
- ichg = pchg->chg_parm->ichg;
- val = (ichg << LP8727_ICHG_SHIFT) | eoc_level;
- lp8727_write_byte(pchg, LP8727_CHGCTRL2, val);
- }
+
+ /* skip if no charger exists */
+ if (!lp8727_is_charger_attached(psy->name, pchg->devid))
+ return;
+
+ /* update charging parameters */
+ if (pchg->chg_parm) {
+ eoc_level = pchg->chg_parm->eoc_level;
+ ichg = pchg->chg_parm->ichg;
+ val = (ichg << LP8727_ICHG_SHIFT) | eoc_level;
+ lp8727_write_byte(pchg, LP8727_CHGCTRL2, val);
}
}