[PATCH 4/4] input: keyboard: gpio-keys-polled: skip oftree code when CONFIG_OF disabled

From: Enrico Weigelt, metux IT consult
Date: Tue Apr 16 2019 - 15:57:47 EST


we don't need to build in oftree probing stuff when oftree isn't
enabled at all.

Signed-off-by: Enrico Weigelt, metux IT consult <info@xxxxxxxxx>
---
drivers/input/keyboard/gpio_keys_polled.c | 8 +++++++-
1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/drivers/input/keyboard/gpio_keys_polled.c b/drivers/input/keyboard/gpio_keys_polled.c
index 3f773b2..fbccb89 100644
--- a/drivers/input/keyboard/gpio_keys_polled.c
+++ b/drivers/input/keyboard/gpio_keys_polled.c
@@ -147,6 +147,7 @@ static void gpio_keys_polled_close(struct input_polled_dev *dev)
static struct gpio_keys_platform_data *
gpio_keys_polled_get_devtree_pdata(struct device *dev)
{
+#ifdef CONFIG_OF
struct gpio_keys_platform_data *pdata;
struct gpio_keys_button *button;
struct fwnode_handle *child;
@@ -200,6 +201,9 @@ static void gpio_keys_polled_close(struct input_polled_dev *dev)
}

return pdata;
+#else /* CONFIG_OF */
+ return ERR_PTR(-ENOENT);
+#endif /* CONFIG_OF */
}

static void gpio_keys_polled_set_abs_params(struct input_dev *input,
@@ -226,7 +230,7 @@ static void gpio_keys_polled_set_abs_params(struct input_dev *input,
{ .compatible = "gpio-keys-polled", },
{ },
};
-MODULE_DEVICE_TABLE(of, gpio_keys_polled_of_match);
+MODULE_DEVICE_TABLE_OF(gpio_keys_polled_of_match);

static struct gpio_desc *gpio_keys_polled_get_gpiod_fwnode(
struct device *dev,
@@ -452,7 +456,9 @@ static int gpio_keys_polled_probe(struct platform_device *pdev)
.probe = gpio_keys_polled_probe,
.driver = {
.name = DRV_NAME,
+#ifdef CONFIG_OF
.of_match_table = gpio_keys_polled_of_match,
+#endif /* CONFIG_OF */
},
};
module_platform_driver(gpio_keys_polled_driver);
--
1.9.1