On Wednesday 21 January 2015 09:16 PM, Adam Thomson wrote:
This patch adds support for DA9150 Charger & Fuel-Gauge IC Charger.
Signed-off-by: Adam Thomson <Adam.Thomson.Opensource@xxxxxxxxxxx>
---
(...)
+static int da9150_charger_register_irq(struct platform_device *pdev,
+ irq_handler_t handler,
+ const char *irq_name)
+{
+ struct device *dev = &pdev->dev;
+ struct da9150_charger *charger = platform_get_drvdata(pdev);
+ int irq, ret;
+
+ irq = platform_get_irq_byname(pdev, irq_name);
+ if (irq < 0) {
+ dev_err(dev, "Failed to get IRQ CHG_STATUS: %d\n", irq);
+ return irq;
+ }
+
+ ret = request_threaded_irq(irq, NULL, handler, IRQF_ONESHOT, irq_name,
+ charger);
Why don you use devm_* API..?
+ if (ret)
+ dev_err(dev, "Failed to request IRQ %d: %d\n", irq, ret);
+
+ return ret;
+}
+
+static void da9150_charger_unregister_irq(struct platform_device *pdev,
+ const char *irq_name)
+{
+ struct device *dev = &pdev->dev;
+ struct da9150_charger *charger = platform_get_drvdata(pdev);
+ int irq;
+
+ irq = platform_get_irq_byname(pdev, irq_name);
+ if (irq < 0) {
+ dev_err(dev, "Failed to get IRQ CHG_STATUS: %d\n", irq);
+ return;
+ }
+
+ free_irq(irq, charger);
+}
+
+static int da9150_charger_probe(struct platform_device *pdev)
+{
+ struct device *dev = &pdev->dev;
+ struct da9150 *da9150 = dev_get_drvdata(dev->parent);
+ struct da9150_charger *charger;
+ struct power_supply *usb, *battery;
+ u8 reg;
+ int ret;
+
+ charger = devm_kzalloc(dev, sizeof(struct da9150_charger), GFP_KERNEL);
+ if (charger == NULL)
+ return -ENOMEM;
sizeof(struct da9150_charger) can be replaced with sizeof(*charger)...
*!* operator can be used in comparison with NULL...
(...)
--
Thanks and Regards,
Varka Bhadram.
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