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-rw-r--r--include/rdma/ib_sa.h13
-rw-r--r--include/rdma/rdma_cm.h4
-rw-r--r--include/uapi/rdma/rdma_user_cm.h9
3 files changed, 24 insertions, 2 deletions
diff --git a/include/rdma/ib_sa.h b/include/rdma/ib_sa.h
index 384041669489..5ee7aab95eb8 100644
--- a/include/rdma/ib_sa.h
+++ b/include/rdma/ib_sa.h
@@ -94,6 +94,19 @@ enum ib_sa_selector {
IB_SA_BEST = 3
};
+/*
+ * There are 4 types of join states:
+ * FullMember, NonMember, SendOnlyNonMember, SendOnlyFullMember.
+ * The order corresponds to JoinState bits in MCMemberRecord.
+ */
+enum ib_sa_mc_join_states {
+ FULLMEMBER_JOIN,
+ NONMEMBER_JOIN,
+ SENDONLY_NONMEBER_JOIN,
+ SENDONLY_FULLMEMBER_JOIN,
+ NUM_JOIN_MEMBERSHIP_TYPES,
+};
+
#define IB_SA_CAP_MASK2_SENDONLY_FULL_MEM_SUPPORT BIT(12)
/*
diff --git a/include/rdma/rdma_cm.h b/include/rdma/rdma_cm.h
index afe44fde72a5..81fb1d15e8bb 100644
--- a/include/rdma/rdma_cm.h
+++ b/include/rdma/rdma_cm.h
@@ -333,11 +333,13 @@ int rdma_disconnect(struct rdma_cm_id *id);
* address.
* @id: Communication identifier associated with the request.
* @addr: Multicast address identifying the group to join.
+ * @join_state: Multicast JoinState bitmap requested by port.
+ * Bitmap is based on IB_SA_MCMEMBER_REC_JOIN_STATE bits.
* @context: User-defined context associated with the join request, returned
* to the user through the private_data pointer in multicast events.
*/
int rdma_join_multicast(struct rdma_cm_id *id, struct sockaddr *addr,
- void *context);
+ u8 join_state, void *context);
/**
* rdma_leave_multicast - Leave the multicast group specified by the given
diff --git a/include/uapi/rdma/rdma_user_cm.h b/include/uapi/rdma/rdma_user_cm.h
index 3066718eb120..01923d463673 100644
--- a/include/uapi/rdma/rdma_user_cm.h
+++ b/include/uapi/rdma/rdma_user_cm.h
@@ -244,12 +244,19 @@ struct rdma_ucm_join_ip_mcast {
__u32 id;
};
+/* Multicast join flags */
+enum {
+ RDMA_MC_JOIN_FLAG_FULLMEMBER,
+ RDMA_MC_JOIN_FLAG_SENDONLY_FULLMEMBER,
+ RDMA_MC_JOIN_FLAG_RESERVED,
+};
+
struct rdma_ucm_join_mcast {
__u64 response; /* rdma_ucma_create_id_resp */
__u64 uid;
__u32 id;
__u16 addr_size;
- __u16 reserved;
+ __u16 join_flags;
struct sockaddr_storage addr;
};