[PATCH] spi: rockchip: Use plain request_irq()

[Shawn Lin]

在 2026/01/16 星期五 21:23, Mark Brown 写道:
> The Rockchip driver has since interrupt support was added used
> request_threaded_irq() but not actually supplied a threaded handler,
> handling everything in the primary handler.  This is equivalent to just
> using a plain request_irq(), and since aef30c8d569c (genirq: Warn about
> using IRQF_ONESHOT without a threaded handler) the current behaviour has
> triggered a WARN_ON().  Convert to use request_irq().
> 

Is it preferred to use threaded version if latency is not a critical
concern ? I guess the original intention was to use

ret = devm_request_threaded_irq(&pdev->dev, ret, NULL, rockchip_spi_isr,
IRQF_ONESHOT, dev_name(&pdev->dev), ctlr); ?


> Reported-by: Aishwarya TCV <Aishwarya.TCV at arm.com>
> Signed-off-by: Mark Brown <broonie at kernel.org>
> ---
>   drivers/spi/spi-rockchip.c | 4 ++--
>   1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/spi/spi-rockchip.c b/drivers/spi/spi-rockchip.c
> index 1a6381de6f33..62e1bc08c940 100644
> --- a/drivers/spi/spi-rockchip.c
> +++ b/drivers/spi/spi-rockchip.c
> @@ -805,8 +805,8 @@ static int rockchip_spi_probe(struct platform_device *pdev)
>   	if (ret < 0)
>   		goto err_put_ctlr;
>   
> -	ret = devm_request_threaded_irq(&pdev->dev, ret, rockchip_spi_isr, NULL,
> -					IRQF_ONESHOT, dev_name(&pdev->dev), ctlr);
> +	ret = devm_request_irq(&pdev->dev, ret, rockchip_spi_isr, 0,
> +			       dev_name(&pdev->dev), ctlr);
>   	if (ret)
>   		goto err_put_ctlr;
>   
> 
> ---
> base-commit: 0f61b1860cc3f52aef9036d7235ed1f017632193
> change-id: 20260115-spi-rockchip-threaded-irq-b1641d0d3919
> 
> Best regards,
> --
> Mark Brown <broonie at kernel.org>
> 
> 
> _______________________________________________
> Linux-rockchip mailing list
> Linux-rockchip at lists.infradead.org
> http://lists.infradead.org/mailman/listinfo/linux-rockchip
>