Re: [PATCH 3/3] usb: typec: mux: Use the "compatible" property instead of a boolean property

From: Jun Li
Date: Mon Jul 15 2019 - 06:17:35 EST


Hi Heikki,

Heikki Krogerus <heikki.krogerus@xxxxxxxxxxxxxxx> ä2019å3æ28æåå äå12:45åéï
>
> Instead of searching for a boolean property, matching
> against the "compatible" property.
>
> Signed-off-by: Heikki Krogerus <heikki.krogerus@xxxxxxxxxxxxxxx>
> ---
> drivers/usb/typec/mux.c | 8 ++------
> 1 file changed, 2 insertions(+), 6 deletions(-)
>
> diff --git a/drivers/usb/typec/mux.c b/drivers/usb/typec/mux.c
> index 2ce54f3fc79c..9462b90f1c09 100644
> --- a/drivers/usb/typec/mux.c
> +++ b/drivers/usb/typec/mux.c
> @@ -32,11 +32,7 @@ static void *typec_switch_match(struct device_connection *con, int ep,
> return ERR_PTR(-EPROBE_DEFER);
> }
>
> - /*
> - * With OF graph the mux node must have a boolean device property named
> - * "orientation-switch".
> - */
> - if (con->id && !fwnode_property_present(con->fwnode, con->id))
> + if (con->id && !fwnode_is_compatible(con->fwnode, con->id))

This is still the right approach for orientation switch match, right?

Li Jun
> return NULL;
>
> list_for_each_entry(sw, &switch_list, entry)
> @@ -148,7 +144,7 @@ static void *typec_mux_match(struct device_connection *con, int ep, void *data)
>
> /* Accessory Mode muxes */
> if (!desc) {
> - match = fwnode_property_present(con->fwnode, "accessory");
> + match = fwnode_is_compatible(con->fwnode, "accessory");
> if (match)
> goto find_mux;
> return NULL;
> --
> 2.20.1
>