Re: [PATCH] pinctrl: mcp23s08: Allocate irq_chip dynamic

From: Linus Walleij
Date: Mon Jan 21 2019 - 08:20:05 EST


On Fri, Jan 11, 2019 at 4:16 PM Lars Poeschel <poeschel@xxxxxxxxxxx> wrote:

> Keeping the irq_chip definition static shares it with multiple instances
> of the mcp23s08 gpiochip in the system. This is bad and now we get this
> warning from gpiolib core:
>
> "detected irqchip that is shared with multiple gpiochips: please fix the
> driver."
>
> Hence, move the irq_chip definition from being driver static into the
> struct mcp23s08. So a unique irq_chip is used for each gpiochip
> instance.
>
> Signed-off-by: Lars Poeschel <poeschel@xxxxxxxxxxx>

Patch applied.

Yours,
Linus Walleij