Re: [PATCH v4 3/4] usb: typec: mux: add "compatible" property for switch match

[Peter Chen <peter.chen@nxp.com>]

On 20-10-19 17:03:14, Li Jun wrote:
> For those need a dedicated typec switch simple solution driver,
> use compatible property for matching.
> 
> Signed-off-by: Li Jun <jun.li@nxp.com>
> ---
> New patch for v4.
> 
>  drivers/usb/typec/mux.c | 7 ++++---
>  1 file changed, 4 insertions(+), 3 deletions(-)
> 
> diff --git a/drivers/usb/typec/mux.c b/drivers/usb/typec/mux.c
> index 52ad277..3da17d1 100644
> --- a/drivers/usb/typec/mux.c
> +++ b/drivers/usb/typec/mux.c
> @@ -39,7 +39,8 @@ static void *typec_switch_match(struct device_connection *con, int ep,
>  {
>  	struct device *dev;
>  
> -	if (con->id && !fwnode_property_present(con->fwnode, con->id))
> +	if (con->id && !fwnode_is_compatible(con->fwnode, con->id) &&
> +		       !fwnode_property_present(con->fwnode, con->id))
>  		return NULL;

If property is not present, should not fwnode_is_compatible return NULL?

Peter

>  
>  	dev = class_find_device(&typec_mux_class, NULL, con->fwnode,
> @@ -61,8 +62,8 @@ struct typec_switch *fwnode_typec_switch_get(struct fwnode_handle *fwnode)
>  {
>  	struct typec_switch *sw;
>  
> -	sw = fwnode_connection_find_match(fwnode, "orientation-switch", NULL,
> -					  typec_switch_match);
> +	sw = fwnode_connection_find_match(fwnode, "typec-orientation-switch",
> +					  NULL, typec_switch_match);
>  	if (!IS_ERR_OR_NULL(sw))
>  		WARN_ON(!try_module_get(sw->dev.parent->driver->owner));
>  
> -- 
> 2.7.4
> 

-- 

Thanks,
Peter Chen