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gpio: merrifield: Convert to use acpi_dev_get_first_match_dev()

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acpi_dev_get_first_match_name() is deprecated and going to be removed
because it leaks a reference.

Convert the driver to use acpi_dev_get_first_match_dev() instead.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Reviewed-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Andy Shevchenko 2019-03-28 19:17:22 +02:00 committed by Rafael J. Wysocki
parent 0cf064db94
commit d00d2109c3
1 changed files with 14 additions and 4 deletions
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18
drivers/gpio/gpio-merrifield.c
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@ -377,10 +377,20 @@ static void mrfld_irq_init_hw(struct mrfld_gpio *priv)
}
}
static const char *mrfld_gpio_get_pinctrl_dev_name(void)
static const char *mrfld_gpio_get_pinctrl_dev_name(struct mrfld_gpio *priv)
{
const char *dev_name = acpi_dev_get_first_match_name("INTC1002", NULL, -1);
return dev_name ? dev_name : "pinctrl-merrifield";
struct acpi_device *adev;
const char *name;
adev = acpi_dev_get_first_match_dev("INTC1002", NULL, -1);
if (adev) {
name = devm_kstrdup(priv->dev, acpi_dev_name(adev), GFP_KERNEL);
put_device(&adev->dev);
} else {
name = "pinctrl-merrifield";
}
return name;
}
static int mrfld_gpio_probe(struct pci_dev *pdev, const struct pci_device_id *id)
@ -441,7 +451,7 @@ static int mrfld_gpio_probe(struct pci_dev *pdev, const struct pci_device_id *id
return retval;
}
pinctrl_dev_name = mrfld_gpio_get_pinctrl_dev_name();
pinctrl_dev_name = mrfld_gpio_get_pinctrl_dev_name(priv);
for (i = 0; i < ARRAY_SIZE(mrfld_gpio_ranges); i++) {
range = &mrfld_gpio_ranges[i];
retval = gpiochip_add_pin_range(&priv->chip,