2020-06-11 11:32:43

by Hui Song

Subject: [PATCH] gpio: mpc8xxx: change the gpio interrupt flags.

From: Song Hui <[email protected]>

Delete the interrupt IRQF_NO_THREAD flags in order to gpio interrupts
can be threaded to allow high-priority processes to preempt.

Signed-off-by: Song Hui <[email protected]>
---
drivers/gpio/gpio-mpc8xxx.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpio/gpio-mpc8xxx.c b/drivers/gpio/gpio-mpc8xxx.c
index 604dfec..1e86652 100644
--- a/drivers/gpio/gpio-mpc8xxx.c
+++ b/drivers/gpio/gpio-mpc8xxx.c
@@ -417,7 +417,7 @@ static int mpc8xxx_probe(struct platform_device *pdev)

ret = devm_request_irq(&pdev->dev, mpc8xxx_gc->irqn,
mpc8xxx_gpio_irq_cascade,
- IRQF_NO_THREAD | IRQF_SHARED, "gpio-cascade",
+ IRQF_SHARED, "gpio-cascade",
mpc8xxx_gc);
if (ret) {
dev_err(&pdev->dev, "%s: failed to devm_request_irq(%d), ret = %d\n",
--
2.9.5

2020-06-15 08:17:59

by Bartosz Golaszewski

Subject: Re: [PATCH] gpio: mpc8xxx: change the gpio interrupt flags.

czw., 11 cze 2020 o 12:43 Hui Song <[email protected]> napisał(a):
>
> From: Song Hui <[email protected]>
>
> Delete the interrupt IRQF_NO_THREAD flags in order to gpio interrupts
> can be threaded to allow high-priority processes to preempt.
>
> Signed-off-by: Song Hui <[email protected]>
> ---
> drivers/gpio/gpio-mpc8xxx.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/gpio/gpio-mpc8xxx.c b/drivers/gpio/gpio-mpc8xxx.c
> index 604dfec..1e86652 100644
> --- a/drivers/gpio/gpio-mpc8xxx.c
> +++ b/drivers/gpio/gpio-mpc8xxx.c
> @@ -417,7 +417,7 @@ static int mpc8xxx_probe(struct platform_device *pdev)
>
> ret = devm_request_irq(&pdev->dev, mpc8xxx_gc->irqn,
> mpc8xxx_gpio_irq_cascade,
> - IRQF_NO_THREAD | IRQF_SHARED, "gpio-cascade",
> + IRQF_SHARED, "gpio-cascade",
> mpc8xxx_gc);
> if (ret) {
> dev_err(&pdev->dev, "%s: failed to devm_request_irq(%d), ret = %d\n",
> --
> 2.9.5
>

Patch applied, thanks!

Bartosz