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Commit 325b50aa authored by NeilBrown's avatar NeilBrown Committed by Sebastian Reichel
Browse files

twl4030_charger: use devres for power_supply_register and kzalloc. 



Final allocations/registrations are now managed by devres.

Signed-off-by: default avatarNeilBrown <neilb@suse.de>
Acked-by: default avatarPavel Machek <pavel@ucw.cz>
Signed-off-by: default avatarSebastian Reichel <sre@kernel.org>
parent 1b7cac23

drivers/power/twl4030_charger.c

+11 −25
Original line number Diff line number Diff line
@@ -581,7 +581,7 @@ static int __init twl4030_bci_probe(struct platform_device *pdev) 
	int ret;

	u32 reg;



	bci = kzalloc(sizeof(*bci), GFP_KERNEL);

	bci = devm_kzalloc(&pdev->dev, sizeof(*bci), GFP_KERNEL);

	if (bci == NULL)

		return -ENOMEM;
@@ -596,27 +596,27 @@ static int __init twl4030_bci_probe(struct platform_device *pdev) 
	ret = twl4030_is_battery_present(bci);

	if  (ret) {

		dev_crit(&pdev->dev, "Battery was not detected:%d\n", ret);

		goto fail_no_battery;

		return ret;

	}



	platform_set_drvdata(pdev, bci);



	bci->ac = power_supply_register(&pdev->dev, &twl4030_bci_ac_desc,

	bci->ac = devm_power_supply_register(&pdev->dev, &twl4030_bci_ac_desc,

					     NULL);

	if (IS_ERR(bci->ac)) {

		ret = PTR_ERR(bci->ac);

		dev_err(&pdev->dev, "failed to register ac: %d\n", ret);

		goto fail_register_ac;

		return ret;

	}



	bci->usb_reg = regulator_get(bci->dev, "bci3v1");



	bci->usb = power_supply_register(&pdev->dev, &twl4030_bci_usb_desc,

	bci->usb = devm_power_supply_register(&pdev->dev, &twl4030_bci_usb_desc,

					      NULL);

	if (IS_ERR(bci->usb)) {

		ret = PTR_ERR(bci->usb);

		dev_err(&pdev->dev, "failed to register usb: %d\n", ret);

		goto fail_register_usb;

		return ret;

	}



	ret = devm_request_threaded_irq(&pdev->dev, bci->irq_chg, NULL,
@@ -625,7 +625,7 @@ static int __init twl4030_bci_probe(struct platform_device *pdev) 
	if (ret < 0) {

		dev_err(&pdev->dev, "could not request irq %d, status %d\n",

			bci->irq_chg, ret);

		goto fail;

		return ret;

	}



	ret = devm_request_threaded_irq(&pdev->dev, bci->irq_bci, NULL,
@@ -633,7 +633,7 @@ static int __init twl4030_bci_probe(struct platform_device *pdev) 
	if (ret < 0) {

		dev_err(&pdev->dev, "could not request irq %d, status %d\n",

			bci->irq_bci, ret);

		goto fail;

		return ret;

	}



	INIT_WORK(&bci->work, twl4030_bci_usb_work);
@@ -656,7 +656,7 @@ static int __init twl4030_bci_probe(struct platform_device *pdev) 
			       TWL4030_INTERRUPTS_BCIIMR1A);

	if (ret < 0) {

		dev_err(&pdev->dev, "failed to unmask interrupts: %d\n", ret);

		goto fail;

		return ret;

	}



	reg = ~(u32)(TWL4030_VBATOV | TWL4030_VBUSOV | TWL4030_ACCHGOV);
@@ -674,16 +674,6 @@ static int __init twl4030_bci_probe(struct platform_device *pdev) 
		twl4030_charger_enable_backup(0, 0);



	return 0;



fail:

	power_supply_unregister(bci->usb);

fail_register_usb:

	power_supply_unregister(bci->ac);

fail_register_ac:

fail_no_battery:

	kfree(bci);



	return ret;

}



static int __exit twl4030_bci_remove(struct platform_device *pdev)
@@ -700,10 +690,6 @@ static int __exit twl4030_bci_remove(struct platform_device *pdev) 
	twl_i2c_write_u8(TWL4030_MODULE_INTERRUPTS, 0xff,

			 TWL4030_INTERRUPTS_BCIIMR2A);



	power_supply_unregister(bci->usb);

	power_supply_unregister(bci->ac);

	kfree(bci);



	return 0;

}