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Subject[PATCH v2 03/10] input: keyboard: gpio_keys: convert platform driver to use dev_groups
Date
Platform drivers now have the option to have the platform core create
and remove any needed sysfs attribute files. So take advantage of that
and do not register "by hand" a bunch of sysfs files.

Cc: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
Cc: dri-devel@lists.freedesktop.org
Cc: linux-fbdev@vger.kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
drivers/input/keyboard/gpio_keys.c | 13 ++-----------
1 file changed, 2 insertions(+), 11 deletions(-)

diff --git a/drivers/input/keyboard/gpio_keys.c b/drivers/input/keyboard/gpio_keys.c
index 03f4d152f6b7..1373dc5b0765 100644
--- a/drivers/input/keyboard/gpio_keys.c
+++ b/drivers/input/keyboard/gpio_keys.c
@@ -351,10 +351,7 @@ static struct attribute *gpio_keys_attrs[] = {
&dev_attr_disabled_switches.attr,
NULL,
};
-
-static const struct attribute_group gpio_keys_attr_group = {
- .attrs = gpio_keys_attrs,
-};
+ATTRIBUTE_GROUPS(gpio_keys);

static void gpio_keys_gpio_report_event(struct gpio_button_data *bdata)
{
@@ -851,13 +848,6 @@ static int gpio_keys_probe(struct platform_device *pdev)

fwnode_handle_put(child);

- error = devm_device_add_group(dev, &gpio_keys_attr_group);
- if (error) {
- dev_err(dev, "Unable to export keys/switches, error: %d\n",
- error);
- return error;
- }
-
error = input_register_device(input);
if (error) {
dev_err(dev, "Unable to register input device, error: %d\n",
@@ -1026,6 +1016,7 @@ static struct platform_driver gpio_keys_device_driver = {
.name = "gpio-keys",
.pm = &gpio_keys_pm_ops,
.of_match_table = gpio_keys_of_match,
+ .dev_groups = gpio_keys_groups,
}
};

--
2.22.0
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