Re: [PATCH 3/3] media: bcm2835-unicam: Do not replace IRQ retcode during probe

From: Laurent Pinchart
Date: Mon May 06 2024 - 14:04:07 EST


Hi Ricardo,

Thank you for the patch.

On Tue, Apr 30, 2024 at 07:51:28AM +0000, Ricardo Ribalda wrote:
> Use the error code generated by platform_get_irq() and
> devm_request_irq() as the error code of probe().
>
> It will give a more accurate reason of why it failed.
>
> Signed-off-by: Ricardo Ribalda <ribalda@xxxxxxxxxxxx>
> ---
> drivers/media/platform/broadcom/bcm2835-unicam.c | 6 +-----
> 1 file changed, 1 insertion(+), 5 deletions(-)
>
> diff --git a/drivers/media/platform/broadcom/bcm2835-unicam.c b/drivers/media/platform/broadcom/bcm2835-unicam.c
> index b2b23d24da19..0b2729bf4a36 100644
> --- a/drivers/media/platform/broadcom/bcm2835-unicam.c
> +++ b/drivers/media/platform/broadcom/bcm2835-unicam.c
> @@ -2660,17 +2660,13 @@ static int unicam_probe(struct platform_device *pdev)
> }
>
> ret = platform_get_irq(pdev, 0);
> - if (ret < 0) {
> - if (ret != -EPROBE_DEFER)
> - ret = -EINVAL;
> + if (ret < 0)
> goto err_unicam_put;
> - }

I think you can squash the whole patch with 1/3.

>
> ret = devm_request_irq(&pdev->dev, ret, unicam_isr, 0,
> "unicam_capture0", unicam);
> if (ret) {
> dev_err(&pdev->dev, "Unable to request interrupt\n");
> - ret = -EINVAL;
> goto err_unicam_put;
> }
>

--
Regards,

Laurent Pinchart