[PATCH RFC v2 5/5] selftest: gpio: Add a new set-get config test

[Linus Walleij]

On Fri, Oct 25, 2024 at 9:46 PM Nícolas F. R. A. Prado
<nfraprado at collabora.com> wrote:

> Add a new kselftest that sets a configuration to a GPIO line and then
> gets it back to verify that it was correctly carried out by the driver.
>
> Setting a configuration is done through the GPIO uAPI, but retrieving it
> is done through the debugfs interface since that is the only place where
> it can be retrieved from userspace.
>
> The test reads the test plan from a YAML file, which includes the chips
> and pin settings to set and validate.
>
> Signed-off-by: Nícolas F. R. A. Prado <nfraprado at collabora.com>

Bartosz needs to review this too.

It also looks good though, thanks for expanding the tests!

Yours,
Linus Walleij