From: Ramakrishna Pallala <ramakrishna.pallala@intel.com>
To: linux-kernel@vger.kernel.org
Cc: Anton Vorontsov <cbouatmailru@gmail.com>,
Anton Vorontsov <anton.vorontsov@linaro.org>,
Ramakrishna Pallala <ramakrishna.pallala@intel.com>,
Mika Westerberg <mika.westerberg@iki.fi>
Subject: [PATCH v2] smb347_charger: Cleanup power supply registration code in probe
Date: Thu, 19 Apr 2012 10:00:18 +0530 [thread overview]
Message-ID: <1334809818-5958-1-git-send-email-ramakrishna.pallala@intel.com> (raw)
This patch checks if the usb or mains charging is enabled by the
platform before registering with the power supply class.
Signed-off-by: Ramakrishna Pallala <ramakrishna.pallala@intel.com>
---
drivers/power/smb347-charger.c | 70 +++++++++++++++++++++++-----------------
1 files changed, 40 insertions(+), 30 deletions(-)
diff --git a/drivers/power/smb347-charger.c b/drivers/power/smb347-charger.c
index ce1694d..3e9df6e 100644
--- a/drivers/power/smb347-charger.c
+++ b/drivers/power/smb347-charger.c
@@ -816,8 +816,10 @@ static irqreturn_t smb347_interrupt(int irq, void *data)
if (irqstat_e & (IRQSTAT_E_USBIN_UV_IRQ | IRQSTAT_E_DCIN_UV_IRQ)) {
if (smb347_update_status(smb) > 0) {
smb347_update_online(smb);
- power_supply_changed(&smb->mains);
- power_supply_changed(&smb->usb);
+ if (smb->pdata->use_mains)
+ power_supply_changed(&smb->mains);
+ if (smb->pdata->use_usb)
+ power_supply_changed(&smb->usb);
}
ret = IRQ_HANDLED;
}
@@ -1185,21 +1187,34 @@ static int smb347_probe(struct i2c_client *client,
if (ret < 0)
return ret;
- smb->mains.name = "smb347-mains";
- smb->mains.type = POWER_SUPPLY_TYPE_MAINS;
- smb->mains.get_property = smb347_mains_get_property;
- smb->mains.properties = smb347_mains_properties;
- smb->mains.num_properties = ARRAY_SIZE(smb347_mains_properties);
- smb->mains.supplied_to = battery;
- smb->mains.num_supplicants = ARRAY_SIZE(battery);
-
- smb->usb.name = "smb347-usb";
- smb->usb.type = POWER_SUPPLY_TYPE_USB;
- smb->usb.get_property = smb347_usb_get_property;
- smb->usb.properties = smb347_usb_properties;
- smb->usb.num_properties = ARRAY_SIZE(smb347_usb_properties);
- smb->usb.supplied_to = battery;
- smb->usb.num_supplicants = ARRAY_SIZE(battery);
+ if (smb->pdata->use_mains) {
+ smb->mains.name = "smb347-mains";
+ smb->mains.type = POWER_SUPPLY_TYPE_MAINS;
+ smb->mains.get_property = smb347_mains_get_property;
+ smb->mains.properties = smb347_mains_properties;
+ smb->mains.num_properties = ARRAY_SIZE(smb347_mains_properties);
+ smb->mains.supplied_to = battery;
+ smb->mains.num_supplicants = ARRAY_SIZE(battery);
+ ret = power_supply_register(dev, &smb->mains);
+ if (ret < 0)
+ return ret;
+ }
+
+ if (smb->pdata->use_usb) {
+ smb->usb.name = "smb347-usb";
+ smb->usb.type = POWER_SUPPLY_TYPE_USB;
+ smb->usb.get_property = smb347_usb_get_property;
+ smb->usb.properties = smb347_usb_properties;
+ smb->usb.num_properties = ARRAY_SIZE(smb347_usb_properties);
+ smb->usb.supplied_to = battery;
+ smb->usb.num_supplicants = ARRAY_SIZE(battery);
+ ret = power_supply_register(dev, &smb->usb);
+ if (ret < 0) {
+ if (smb->pdata->use_mains)
+ power_supply_unregister(&smb->mains);
+ return ret;
+ }
+ }
smb->battery.name = "smb347-battery";
smb->battery.type = POWER_SUPPLY_TYPE_BATTERY;
@@ -1207,20 +1222,13 @@ static int smb347_probe(struct i2c_client *client,
smb->battery.properties = smb347_battery_properties;
smb->battery.num_properties = ARRAY_SIZE(smb347_battery_properties);
- ret = power_supply_register(dev, &smb->mains);
- if (ret < 0)
- return ret;
-
- ret = power_supply_register(dev, &smb->usb);
- if (ret < 0) {
- power_supply_unregister(&smb->mains);
- return ret;
- }
ret = power_supply_register(dev, &smb->battery);
if (ret < 0) {
- power_supply_unregister(&smb->usb);
- power_supply_unregister(&smb->mains);
+ if (smb->pdata->use_usb)
+ power_supply_unregister(&smb->usb);
+ if (smb->pdata->use_mains)
+ power_supply_unregister(&smb->mains);
return ret;
}
@@ -1255,8 +1263,10 @@ static int smb347_remove(struct i2c_client *client)
}
power_supply_unregister(&smb->battery);
- power_supply_unregister(&smb->usb);
- power_supply_unregister(&smb->mains);
+ if (smb->pdata->use_usb)
+ power_supply_unregister(&smb->usb);
+ if (smb->pdata->use_mains)
+ power_supply_unregister(&smb->mains);
return 0;
}
--
1.7.0.4
next reply other threads:[~2012-04-19 12:35 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-04-19 4:30 Ramakrishna Pallala [this message]
2012-04-19 19:08 ` Mika Westerberg
2012-04-20 3:48 ` Pallala, Ramakrishna
2012-05-05 12:51 ` Anton Vorontsov
2012-05-05 10:42 ` Pallala, Ramakrishna
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