Re: [PATCH] ALSA:atmel:Use platform_get_irq_optional()

From: Alexandre Belloni
Date: Thu Apr 02 2020 - 07:59:03 EST


On 02/04/2020 19:21:35+0800, Tang Bin wrote:
> In order to simply code,because platform_get_irq() already has
> dev_err() message.
>

But what I see is a dev_dbg message so your patch actually changes the
behaviour when debugging is not enabled.

> Signed-off-by: Tang Bin <tangbin@xxxxxxxxxxxxxxxxxxxx>
> ---
> sound/atmel/ac97c.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/sound/atmel/ac97c.c b/sound/atmel/ac97c.c
> index a1dce9725..25cfd5710 100644
> --- a/sound/atmel/ac97c.c
> +++ b/sound/atmel/ac97c.c
> @@ -715,7 +715,7 @@ static int atmel_ac97c_probe(struct platform_device *pdev)
> return -ENXIO;
> }
>
> - irq = platform_get_irq(pdev, 0);
> + irq = platform_get_irq_optional(pdev, 0);
> if (irq < 0) {
> dev_dbg(&pdev->dev, "could not get irq: %d\n", irq);
> return irq;
> --
> 2.20.1.windows.1
>
>
>

--
Alexandre Belloni, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com