extcon: Set parent device of extcon device using prameter of devm_extcon_dev_allocate

This patch set the parent device of extcon device using first parameter of
devm_extco_dev_allocate() to remove duplicate code on all of extcon provider
drivers.

Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com>
Reported-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com>
Tested-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com>
Cc: Charles Keepax <ckeepax@opensource.wolfsonmicro.com>
Cc: Mark Brown <broonie@kernel.org>
Cc: Graeme Gregory <gg@slimlogic.co.uk>
Cc: Kishon Vijay Abraham I <kishon@ti.com>
Cc: Krzysztof Kozlowski <k.kozlowski@samsung.com>
(cherry picked from commit ac65a625a0961e7a96f2e5e182073691d0474c04)

7 files changed, 2 insertions, 6 deletions

diff --git a/drivers/extcon/extcon-adc-jack.c b/drivers/extcon/extcon-adc-jack.c
index e23f1c2e5053..4cbcb627785a 100644
--- a/drivers/extcon/extcon-adc-jack.c
+++ b/drivers/extcon/extcon-adc-jack.c
@@ -110,7 +110,6 @@ static int adc_jack_probe(struct platform_device *pdev)
 		goto out;
 	}
 
-	data->edev.dev.parent = &pdev->dev;
 	data->edev.supported_cable = pdata->cable_names;
 
 	/* Check the length of array and set num_cables */
diff --git a/drivers/extcon/extcon-arizona.c b/drivers/extcon/extcon-arizona.c
index 98a14f6143a7..9a55ee134ec6 100644
--- a/drivers/extcon/extcon-arizona.c
+++ b/drivers/extcon/extcon-arizona.c
@@ -1152,7 +1152,6 @@ static int arizona_extcon_probe(struct platform_device *pdev)
 	}
 
 	info->edev.name = "Headset Jack";
-	info->edev.dev.parent = arizona->dev;
 	info->edev.supported_cable = arizona_cable;
 
 	ret = extcon_dev_register(&info->edev);
diff --git a/drivers/extcon/extcon-class.c b/drivers/extcon/extcon-class.c
index 18d42c0e4581..4c2f2c543bb7 100644
--- a/drivers/extcon/extcon-class.c
+++ b/drivers/extcon/extcon-class.c
@@ -645,6 +645,8 @@ struct extcon_dev *devm_extcon_dev_allocate(struct device *dev,
 		return edev;
 	}
 
+	edev->dev.parent = dev;
+
 	*ptr = edev;
 	devres_add(dev, ptr);
 
diff --git a/drivers/extcon/extcon-gpio.c b/drivers/extcon/extcon-gpio.c
index a63a6b21c9ad..79357447f002 100644
--- a/drivers/extcon/extcon-gpio.c
+++ b/drivers/extcon/extcon-gpio.c
@@ -99,7 +99,6 @@ static int gpio_extcon_probe(struct platform_device *pdev)
 		return -ENOMEM;
 
 	extcon_data->edev.name = pdata->name;
-	extcon_data->edev.dev.parent = &pdev->dev;
 	extcon_data->gpio = pdata->gpio;
 	extcon_data->gpio_active_low = pdata->gpio_active_low;
 	extcon_data->state_on = pdata->state_on;
diff --git a/drivers/extcon/extcon-max77693.c b/drivers/extcon/extcon-max77693.c
index 4657a91acf56..8868abef86d8 100644
--- a/drivers/extcon/extcon-max77693.c
+++ b/drivers/extcon/extcon-max77693.c
@@ -1183,7 +1183,6 @@ static int max77693_muic_probe(struct platform_device *pdev)
 		goto err_irq;
 	}
 	info->edev->name = DEV_NAME;
-	info->edev->dev.parent = &pdev->dev;
 	info->edev->supported_cable = max77693_extcon_cable;
 	ret = extcon_dev_register(info->edev);
 	if (ret) {
diff --git a/drivers/extcon/extcon-max8997.c b/drivers/extcon/extcon-max8997.c
index 5e1b88cecb76..cd4f0fd57915 100644
--- a/drivers/extcon/extcon-max8997.c
+++ b/drivers/extcon/extcon-max8997.c
@@ -707,7 +707,6 @@ static int max8997_muic_probe(struct platform_device *pdev)
 		goto err_irq;
 	}
 	info->edev->name = DEV_NAME;
-	info->edev->dev.parent = &pdev->dev;
 	info->edev->supported_cable = max8997_extcon_cable;
 	ret = extcon_dev_register(info->edev);
 	if (ret) {
diff --git a/drivers/extcon/extcon-palmas.c b/drivers/extcon/extcon-palmas.c
index 2aea4bcdd7f3..664e6fbf212b 100644
--- a/drivers/extcon/extcon-palmas.c
+++ b/drivers/extcon/extcon-palmas.c
@@ -187,7 +187,6 @@ static int palmas_usb_probe(struct platform_device *pdev)
 	platform_set_drvdata(pdev, palmas_usb);
 
 	palmas_usb->edev.supported_cable = palmas_extcon_cable;
-	palmas_usb->edev.dev.parent = palmas_usb->dev;
 	palmas_usb->edev.mutually_exclusive = mutually_exclusive;
 
 	status = extcon_dev_register(&palmas_usb->edev);