[PATCH v4 2/2] usb: musb: mediatek: Expose role-switch control to userspace

Chunfeng Yun (云春峰) Chunfeng.Yun at mediatek.com
Mon Aug 30 23:15:45 PDT 2021


On Tue, 2021-08-31 at 00:59 +0900, Sungbo Eo wrote:
> The allow_userspace_control flag enables manual role-switch from
> userspace.
> Turn this feature on like several other USB DRD controller drivers.
> 
> Signed-off-by: Sungbo Eo <mans0n at gorani.run>
> Tested-by: Frank Wunderlich <frank-w at public-files.de>
> ---
>  drivers/usb/musb/mediatek.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/drivers/usb/musb/mediatek.c
> b/drivers/usb/musb/mediatek.c
> index 6b92d037d8fc..f5d97eb84cb5 100644
> --- a/drivers/usb/musb/mediatek.c
> +++ b/drivers/usb/musb/mediatek.c
> @@ -185,6 +185,7 @@ static int mtk_otg_switch_init(struct mtk_glue
> *glue)
>  
>  	role_sx_desc.set = musb_usb_role_sx_set;
>  	role_sx_desc.get = musb_usb_role_sx_get;
> +	role_sx_desc.allow_userspace_control = true;
>  	role_sx_desc.fwnode = dev_fwnode(glue->dev);
>  	role_sx_desc.driver_data = glue;
>  	glue->role_sw = usb_role_switch_register(glue->dev,
> &role_sx_desc);

Acked-by: Chunfeng Yun <chunfeng.yun at mediatek.com>

Thanks


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