Re: [PATCH v7 5/9] serial: sc16is7xx: fix regression with GPIO configuration

From: Andy Shevchenko
Date: Sun Jun 04 2023 - 07:58:19 EST


On Sun, Jun 4, 2023 at 10:47 AM Greg KH <gregkh@xxxxxxxxxxxxxxxxxxx> wrote:
> On Fri, Jun 02, 2023 at 11:26:21AM -0400, Hugo Villeneuve wrote:

...

> > +static u8 sc16is7xx_setup_mctrl_ports(struct device *dev)
>
> This returns what, mctrl? If so, please document that, it doesn't look
> obvious.

Good suggestion. Because I also stumbled over the returned type.

> And as the kernel test robot reported, you do nothing with the
> return value so why compute it?

It seems that the entire function and respective call has to be moved
under #ifdef CONFIG_GPIOLIB.

> And you have a real port here, no need to pass in a "raw" struct device,
> right?


--
With Best Regards,
Andy Shevchenko