Re: [PATCH v4 1/7] pinctrl: qcom: Add msmgpio irqchip flags

Doug Anderson
2020-08-11T20:04:43Z

Hi,

On Mon, Aug 10, 2020 at 4:21 AM Maulik Shah <mkshah@codeaurora.org> wrote:
>
> Add irqchip specific flags for msmgpio irqchip to mask non wakeirqs
> during suspend and mask before setting irq type.
>
> Masking before changing type should make sure any spurious interrupt
> is not detected during this operation.
>
> Fixes: e35a6ae0eb3a ("pinctrl/msm: Setup GPIO chip in hierarchy")
> Acked-by: Linus Walleij <linus.walleij@linaro.org>
> Signed-off-by: Maulik Shah <mkshah@codeaurora.org>
> ---
> drivers/pinctrl/qcom/pinctrl-msm.c | 2 ++
> 1 file changed, 2 insertions(+)
>
> diff --git a/drivers/pinctrl/qcom/pinctrl-msm.c b/drivers/pinctrl/qcom/pinctrl-msm.c
> index a2567e7..90edf61 100644
> --- a/drivers/pinctrl/qcom/pinctrl-msm.c
> +++ b/drivers/pinctrl/qcom/pinctrl-msm.c
> @@ -1243,6 +1243,8 @@ static int msm_gpio_init(struct msm_pinctrl *pctrl)
> pctrl->irq_chip.irq_release_resources = msm_gpio_irq_relres;
> pctrl->irq_chip.irq_set_affinity = msm_gpio_irq_set_affinity;
> pctrl->irq_chip.irq_set_vcpu_affinity = msm_gpio_irq_set_vcpu_affinity;
> + pctrl->irq_chip.flags = IRQCHIP_MASK_ON_SUSPEND
> + | IRQCHIP_SET_TYPE_MASKED;
>
> np = of_parse_phandle(pctrl->dev->of_node, "wakeup-parent", 0);
> if (np) {

After taking Stephen's suggestion of improving the subject:

Reviewed-by: Douglas Anderson <dianders@chromium.org>