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-rw-r--r--net/rfkill/rfkill-gpio.c18
1 files changed, 15 insertions, 3 deletions
diff --git a/net/rfkill/rfkill-gpio.c b/net/rfkill/rfkill-gpio.c
index 0f62326c0f5e..2a4717967502 100644
--- a/net/rfkill/rfkill-gpio.c
+++ b/net/rfkill/rfkill-gpio.c
@@ -63,6 +63,15 @@ static const struct rfkill_ops rfkill_gpio_ops = {
.set_block = rfkill_gpio_set_power,
};
+static const struct acpi_gpio_params reset_gpios = { 0, 0, false };
+static const struct acpi_gpio_params shutdown_gpios = { 1, 0, false };
+
+static const struct acpi_gpio_mapping acpi_rfkill_default_gpios[] = {
+ { "reset-gpios", &reset_gpios, 1 },
+ { "shutdown-gpios", &shutdown_gpios, 1 },
+ { },
+};
+
static int rfkill_gpio_acpi_probe(struct device *dev,
struct rfkill_gpio_data *rfkill)
{
@@ -75,7 +84,8 @@ static int rfkill_gpio_acpi_probe(struct device *dev,
rfkill->name = dev_name(dev);
rfkill->type = (unsigned)id->driver_data;
- return 0;
+ return acpi_dev_add_driver_gpios(ACPI_COMPANION(dev),
+ acpi_rfkill_default_gpios);
}
static int rfkill_gpio_probe(struct platform_device *pdev)
@@ -102,7 +112,7 @@ static int rfkill_gpio_probe(struct platform_device *pdev)
rfkill->clk = devm_clk_get(&pdev->dev, NULL);
- gpio = devm_gpiod_get_index(&pdev->dev, "reset", 0);
+ gpio = devm_gpiod_get(&pdev->dev, "reset");
if (!IS_ERR(gpio)) {
ret = gpiod_direction_output(gpio, 0);
if (ret)
@@ -110,7 +120,7 @@ static int rfkill_gpio_probe(struct platform_device *pdev)
rfkill->reset_gpio = gpio;
}
- gpio = devm_gpiod_get_index(&pdev->dev, "shutdown", 1);
+ gpio = devm_gpiod_get(&pdev->dev, "shutdown");
if (!IS_ERR(gpio)) {
ret = gpiod_direction_output(gpio, 0);
if (ret)
@@ -150,6 +160,8 @@ static int rfkill_gpio_remove(struct platform_device *pdev)
rfkill_unregister(rfkill->rfkill_dev);
rfkill_destroy(rfkill->rfkill_dev);
+ acpi_dev_remove_driver_gpios(ACPI_COMPANION(&pdev->dev));
+
return 0;
}