[PATCH] pinctrl: rockchip: add irq_enable & irq_disable ops

Linus Walleij linus.walleij at linaro.org
Thu Mar 23 02:05:39 PDT 2017

On Thu, Mar 2, 2017 at 6:56 AM, Jeffy Chen <jeffy.chen at rock-chips.com> wrote:

> Currently we are trying to enable/disable the clk of irq's gpio bank when
> unmask/mask irq. But the kernel's "lazy disable approach" will skip masking
> irq when the irq chip doesn't support irq_disable ops.
> So we may hit this case:
>         irq_enable-> enable clk
>         irq_disable-> noop
>         irq_enable-> enable clk again
>         irq_disable-> noop
> Signed-off-by: Jeffy Chen <jeffy.chen at rock-chips.com>

Patch applied with Heiko's review tag.

Linus Walleij

More information about the Linux-rockchip mailing list