Re: [PATCH net-next 7/9] net: dsa: define port types

[Jiri Pirko]

Thu, Oct 26, 2017 at 05:22:57PM CEST, vivien.didelot@xxxxxxxxxxxxxxxxxxxx wrote:
>Introduce an enumerated type for ports, which will be way more explicit
>to identify a port type instead of digging into switch port masks.
>
>A port can be of type CPU, DSA, user, or unused by default. This is a
>static parsed information that cannot be changed at runtime.
>
>Signed-off-by: Vivien Didelot <vivien.didelot@xxxxxxxxxxxxxxxxxxxx>
>---
> include/net/dsa.h | 7 +++++++
> net/dsa/dsa2.c    | 3 +++
> net/dsa/legacy.c  | 6 ++++++
> 3 files changed, 16 insertions(+)
>
>diff --git a/include/net/dsa.h b/include/net/dsa.h
>index dc7728062396..8da20c4a6552 100644
>--- a/include/net/dsa.h
>+++ b/include/net/dsa.h
>@@ -180,6 +180,13 @@ struct dsa_port {
> 	struct sk_buff *(*rcv)(struct sk_buff *skb, struct net_device *dev,
> 			       struct packet_type *pt);
> 
>+	enum {
>+		DSA_PORT_TYPE_UNUSED = 0,
>+		DSA_PORT_TYPE_CPU,
>+		DSA_PORT_TYPE_DSA,
>+		DSA_PORT_TYPE_USER,

Do you plan to expose this to userspace? How?