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SubjectRe: [PATCH] gpio: gpio-sprd: remove platform_set_drvdata() + cleanup probe
On Sun, May 16, 2021 at 8:26 AM Alexandru Ardelean
<aardelean@deviqon.com> wrote:
>
> The platform_set_drvdata() call is only useful if we need to retrieve back
> the private information.
> Since the driver doesn't do that, it's not useful to have it.
>
> If this is removed, we can also just do a direct return on
> devm_gpiochip_add_data(). We don't need to print that this call failed as
> there are other ways to log/see this during probe.
>
> Signed-off-by: Alexandru Ardelean <aardelean@deviqon.com>
> ---
> drivers/gpio/gpio-sprd.c | 10 +---------
> 1 file changed, 1 insertion(+), 9 deletions(-)
>
> diff --git a/drivers/gpio/gpio-sprd.c b/drivers/gpio/gpio-sprd.c
> index 36ea8a3bd451..25c37edcbc6c 100644
> --- a/drivers/gpio/gpio-sprd.c
> +++ b/drivers/gpio/gpio-sprd.c
> @@ -222,7 +222,6 @@ static int sprd_gpio_probe(struct platform_device *pdev)
> {
> struct gpio_irq_chip *irq;
> struct sprd_gpio *sprd_gpio;
> - int ret;
>
> sprd_gpio = devm_kzalloc(&pdev->dev, sizeof(*sprd_gpio), GFP_KERNEL);
> if (!sprd_gpio)
> @@ -259,14 +258,7 @@ static int sprd_gpio_probe(struct platform_device *pdev)
> irq->num_parents = 1;
> irq->parents = &sprd_gpio->irq;
>
> - ret = devm_gpiochip_add_data(&pdev->dev, &sprd_gpio->chip, sprd_gpio);
> - if (ret < 0) {
> - dev_err(&pdev->dev, "Could not register gpiochip %d\n", ret);
> - return ret;
> - }
> -
> - platform_set_drvdata(pdev, sprd_gpio);
> - return 0;
> + return devm_gpiochip_add_data(&pdev->dev, &sprd_gpio->chip, sprd_gpio);
> }
>
> static const struct of_device_id sprd_gpio_of_match[] = {
> --
> 2.31.1
>


Applied, thanks!

Bart

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