On Tue, May 29, 2018 at 4:10 PM, Ricardo Ribalda Delgado
<ricardo.riba...@gmail.com> wrote:
> If a serdev ttyport controller does not have an acpi nor an of child,
> create a ttydev as a child of that controller.
>
> Doing this allows the removal, addition and replacement of ttydev devices
> at runtime.
> @@ -619,6 +619,27 @@ static inline int acpi_serdev_register_devices(struct
> serdev_controller *ctrl)
> }
> #endif /* CONFIG_ACPI */
>
> +
Redundant blank line.
> +#if IS_ENABLED(CONFIG_SERIAL_DEV_CTRL_TTYDEV)
> - if (ret_of && ret_acpi) {
> - dev_dbg(&ctrl->dev, "no devices registered: of:%d acpi:%d\n",
> - ret_of, ret_acpi);
> +
> +#if IS_ENABLED(CONFIG_SERIAL_DEV_CTRL_TTYDEV)
> + if (ret_of && ret_acpi && ctrl->is_ttyport)
> + ret_tty = serdev_controller_add_ttydev(ctrl);
> +#endif
> +
> + if (ret_of && ret_acpi && ret_tty) {
> + dev_dbg(&ctrl->dev,
> + "no devices registered: of:%d acpi:%d tty:%d\n",
> + ret_of, ret_acpi, ret_tty);
> ret = -ENODEV;
> goto out_dev_del;
> }
Wouldn't be better to leave above if-condition and introduce your
stuff inside it?
--
With Best Regards,
Andy Shevchenko
