Re: [PATCH v2 04/10] input: axp20x-pek: convert platform driver to use dev_groups

From: Dmitry Torokhov
Date: Mon Aug 12 2019 - 02:59:31 EST


On Wed, Jul 31, 2019 at 02:43:43PM +0200, Greg Kroah-Hartman wrote:
> 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 sysfs group of attributes.
>
> Cc: Dmitry Torokhov <dmitry.torokhov@xxxxxxxxx>
> Cc: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
> Cc: Florian Fainelli <f.fainelli@xxxxxxxxx>
> Cc: linux-input@xxxxxxxxxxxxxxx
> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>

Applied, thank you.

> ---
> drivers/input/misc/axp20x-pek.c | 15 +++------------
> 1 file changed, 3 insertions(+), 12 deletions(-)
>
> diff --git a/drivers/input/misc/axp20x-pek.c b/drivers/input/misc/axp20x-pek.c
> index debeeaeb8812..235925b28772 100644
> --- a/drivers/input/misc/axp20x-pek.c
> +++ b/drivers/input/misc/axp20x-pek.c
> @@ -195,15 +195,12 @@ DEVICE_ATTR(startup, 0644, axp20x_show_attr_startup, axp20x_store_attr_startup);
> DEVICE_ATTR(shutdown, 0644, axp20x_show_attr_shutdown,
> axp20x_store_attr_shutdown);
>
> -static struct attribute *axp20x_attributes[] = {
> +static struct attribute *axp20x_attrs[] = {
> &dev_attr_startup.attr,
> &dev_attr_shutdown.attr,
> NULL,
> };
> -
> -static const struct attribute_group axp20x_attribute_group = {
> - .attrs = axp20x_attributes,
> -};
> +ATTRIBUTE_GROUPS(axp20x);
>
> static irqreturn_t axp20x_pek_irq(int irq, void *pwr)
> {
> @@ -356,13 +353,6 @@ static int axp20x_pek_probe(struct platform_device *pdev)
>
> axp20x_pek->info = (struct axp20x_info *)match->driver_data;
>
> - error = devm_device_add_group(&pdev->dev, &axp20x_attribute_group);
> - if (error) {
> - dev_err(&pdev->dev, "Failed to create sysfs attributes: %d\n",
> - error);
> - return error;
> - }
> -
> platform_set_drvdata(pdev, axp20x_pek);
>
> return 0;
> @@ -411,6 +401,7 @@ static struct platform_driver axp20x_pek_driver = {
> .driver = {
> .name = "axp20x-pek",
> .pm = &axp20x_pek_pm_ops,
> + .dev_groups = axp20x_groups,
> },
> };
> module_platform_driver(axp20x_pek_driver);
> --
> 2.22.0
>

--
Dmitry