Re: [PATCH -next] usb: roles: Hide option USB_ROLE_SWITCH

From: Heikki Krogerus
Date: Tue Nov 05 2019 - 07:42:25 EST


On Mon, Nov 04, 2019 at 10:48:50PM +0800, Mao Wenan wrote:
> The USB role switch class is, after all,
> not useful by itself. Hiding USB_ROLE_SWITCH
> so we can avoid any of the pitfalls associated
> with user-visible symbols and "select".
>
> Signed-off-by: Mao Wenan <maowenan@xxxxxxxxxx>
> ---
> drivers/usb/roles/Kconfig | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/usb/roles/Kconfig b/drivers/usb/roles/Kconfig
> index f8b31aa..1da58d4 100644
> --- a/drivers/usb/roles/Kconfig
> +++ b/drivers/usb/roles/Kconfig
> @@ -1,7 +1,7 @@
> # SPDX-License-Identifier: GPL-2.0
>
> config USB_ROLE_SWITCH
> - tristate "USB Role Switch Support"
> + tristate
> help
> USB Role Switch is a device that can select the USB role - host or
> device - for a USB port (connector). In most cases dual-role capable

You didn't actually convert the "depends on USB_ROLE_SWTICH" to
"select USB_ROLE_SWITCH" before this. You also left the help text that
is now useless.

I really think that instead of this, we should just convert all
"select USB_ROLE_SWTICH" to "depends on USB_ROLE_SWITCH".

thanks,

--
heikki