Re: [PATCH 1/2] drivers/usb/typec/tps6598x.c: fix portinfo width
From: Heikki Krogerus
Date: Fri Jun 28 2019 - 05:58:48 EST
On Fri, Jun 28, 2019 at 11:01:08AM +0200, Nikolaus Voss wrote:
> Portinfo bit field is 3 bits wide, not 2 bits. This led to
> a wrong driver configuration for some tps6598x configurations.
>
> Fixes: 0a4c005bd171 ("usb: typec: driver for TI TPS6598x USB Power Delivery controllers")
> Signed-off-by: Nikolaus Voss <nikolaus.voss@xxxxxxxxxxxxxxxxxxxxx>
Shouldn't this be applied to the stable trees as well?
Acked-by: Heikki Krogerus <heikki.krogerus@xxxxxxxxxxxxxxx>
> ---
> drivers/usb/typec/tps6598x.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/usb/typec/tps6598x.c b/drivers/usb/typec/tps6598x.c
> index c674abe3cf99..a170c49c2542 100644
> --- a/drivers/usb/typec/tps6598x.c
> +++ b/drivers/usb/typec/tps6598x.c
> @@ -41,7 +41,7 @@
> #define TPS_STATUS_VCONN(s) (!!((s) & BIT(7)))
>
> /* TPS_REG_SYSTEM_CONF bits */
> -#define TPS_SYSCONF_PORTINFO(c) ((c) & 3)
> +#define TPS_SYSCONF_PORTINFO(c) ((c) & 7)
>
> enum {
> TPS_PORTINFO_SINK,
> --
> 2.17.1
thanks,
--
heikki