Message ID | 20241111023412.3466161-5-ye.zhang@rock-chips.com |
---|---|
State | New |
Headers | show |
Series | gpio: rockchip: Update the GPIO driver | expand |
Hi, On Mon, Nov 11, 2024 at 10:34:12AM +0800, Ye Zhang wrote: > Since the GPIO can only generate interrupts when its direction is set to > input, it is set to input before requesting the interrupt resources. > > Signed-off-by: Ye Zhang <ye.zhang@rock-chips.com> > --- Reviewed-by: Sebastian Reichel <sebastian.reichel@collabora.com> -- Sebastian > drivers/gpio/gpio-rockchip.c | 5 ++++- > 1 file changed, 4 insertions(+), 1 deletion(-) > > diff --git a/drivers/gpio/gpio-rockchip.c b/drivers/gpio/gpio-rockchip.c > index b7a43e492965..40c2476699aa 100644 > --- a/drivers/gpio/gpio-rockchip.c > +++ b/drivers/gpio/gpio-rockchip.c > @@ -476,8 +476,11 @@ static int rockchip_irq_reqres(struct irq_data *d) > { > struct irq_chip_generic *gc = irq_data_get_irq_chip_data(d); > struct rockchip_pin_bank *bank = gc->private; > + irq_hw_number_t hwirq = irqd_to_hwirq(d); > > - return gpiochip_reqres_irq(&bank->gpio_chip, d->hwirq); > + rockchip_gpio_direction_input(&bank->gpio_chip, hwirq); > + > + return gpiochip_reqres_irq(&bank->gpio_chip, hwirq); > } > > static void rockchip_irq_relres(struct irq_data *d) > -- > 2.34.1 > >
On Mon, Nov 11, 2024 at 3:34 AM Ye Zhang <ye.zhang@rock-chips.com> wrote: > Since the GPIO can only generate interrupts when its direction is set to > input, it is set to input before requesting the interrupt resources. > > Signed-off-by: Ye Zhang <ye.zhang@rock-chips.com> Reviewed-by: Linus Walleij <linus.walleij@linaro.org> Yours, Linus Walleij
diff --git a/drivers/gpio/gpio-rockchip.c b/drivers/gpio/gpio-rockchip.c index b7a43e492965..40c2476699aa 100644 --- a/drivers/gpio/gpio-rockchip.c +++ b/drivers/gpio/gpio-rockchip.c @@ -476,8 +476,11 @@ static int rockchip_irq_reqres(struct irq_data *d) { struct irq_chip_generic *gc = irq_data_get_irq_chip_data(d); struct rockchip_pin_bank *bank = gc->private; + irq_hw_number_t hwirq = irqd_to_hwirq(d); - return gpiochip_reqres_irq(&bank->gpio_chip, d->hwirq); + rockchip_gpio_direction_input(&bank->gpio_chip, hwirq); + + return gpiochip_reqres_irq(&bank->gpio_chip, hwirq); } static void rockchip_irq_relres(struct irq_data *d)
Since the GPIO can only generate interrupts when its direction is set to input, it is set to input before requesting the interrupt resources. Signed-off-by: Ye Zhang <ye.zhang@rock-chips.com> --- drivers/gpio/gpio-rockchip.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-)