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authorHoratiu Vultur2021-02-16 22:42:00 +0100
committerDavid S. Miller2021-02-16 14:47:46 -0800
commite1bd99d07e6171ea09b72b13615e0cb25132eefd (patch)
treebdeb3ef0feb69394b5e775014908778af326b616 /net
parentc513efa20c5254ef74c4157a03d515abdc46c503 (diff)
bridge: mrp: Add 'enum br_mrp_hw_support'
Add the enum br_mrp_hw_support that is used by the br_mrp_switchdev functions to allow the SW to detect the cases where HW can't implement the functionality or when SW is used as a backup. Signed-off-by: Horatiu Vultur <horatiu.vultur@microchip.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
-rw-r--r--net/bridge/br_private_mrp.h14
1 files changed, 14 insertions, 0 deletions
diff --git a/net/bridge/br_private_mrp.h b/net/bridge/br_private_mrp.h
index 2514954c1431..966444304c38 100644
--- a/net/bridge/br_private_mrp.h
+++ b/net/bridge/br_private_mrp.h
@@ -46,6 +46,20 @@ struct br_mrp {
struct rcu_head rcu;
};
+/* This type is returned by br_mrp_switchdev functions that allow to have a SW
+ * backup in case the HW can't implement completely the protocol.
+ * BR_MRP_NONE - means the HW can't run at all the protocol, so the SW stops
+ * configuring the node anymore.
+ * BR_MRP_SW - the HW can help the SW to run the protocol, by redirecting MRP
+ * frames to CPU.
+ * BR_MRP_HW - the HW can implement completely the protocol.
+ */
+enum br_mrp_hw_support {
+ BR_MRP_NONE,
+ BR_MRP_SW,
+ BR_MRP_HW,
+};
+
/* br_mrp.c */
int br_mrp_add(struct net_bridge *br, struct br_mrp_instance *instance);
int br_mrp_del(struct net_bridge *br, struct br_mrp_instance *instance);