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authorLeon Romanovsky <leonro@mellanox.com>2020-05-26 13:33:02 +0300
committerJason Gunthorpe <jgg@mellanox.com>2020-05-27 22:05:05 +0300
commita20652e175f2c5cea74c90503eeaeafabd08abed (patch)
tree84efba7cc10d80acf3243f0a9a9ea0d9119b210b /include/rdma
parent93531ee7b9d1313227d2b4f354989895e8d57b72 (diff)
downloadlinux-a20652e175f2c5cea74c90503eeaeafabd08abed.tar.xz
RDMA/cm: Send and receive ECE parameter over the wire
ECE parameters are exchanged through REQ->REP/SIDR_REP messages, this patch adds the data to provide to other side of CMID communication channel. Link: https://lore.kernel.org/r/20200526103304.196371-5-leon@kernel.org Signed-off-by: Leon Romanovsky <leonro@mellanox.com> Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Diffstat (limited to 'include/rdma')
-rw-r--r--include/rdma/ib_cm.h9
1 files changed, 8 insertions, 1 deletions
diff --git a/include/rdma/ib_cm.h b/include/rdma/ib_cm.h
index 058cfbc2b37f..0f1ea5f2d01c 100644
--- a/include/rdma/ib_cm.h
+++ b/include/rdma/ib_cm.h
@@ -11,6 +11,7 @@
#include <rdma/ib_mad.h>
#include <rdma/ib_sa.h>
+#include <rdma/rdma_cm.h>
/* ib_cm and ib_user_cm modules share /sys/class/infiniband_cm */
extern struct class cm_class;
@@ -115,6 +116,7 @@ struct ib_cm_req_event_param {
unsigned int retry_count:3;
unsigned int rnr_retry_count:3;
unsigned int srq:1;
+ struct rdma_ucm_ece ece;
};
struct ib_cm_rep_event_param {
@@ -129,6 +131,7 @@ struct ib_cm_rep_event_param {
unsigned int flow_control:1;
unsigned int rnr_retry_count:3;
unsigned int srq:1;
+ struct rdma_ucm_ece ece;
};
enum ib_cm_rej_reason {
@@ -164,7 +167,8 @@ enum ib_cm_rej_reason {
IB_CM_REJ_DUPLICATE_LOCAL_COMM_ID = 30,
IB_CM_REJ_INVALID_CLASS_VERSION = 31,
IB_CM_REJ_INVALID_FLOW_LABEL = 32,
- IB_CM_REJ_INVALID_ALT_FLOW_LABEL = 33
+ IB_CM_REJ_INVALID_ALT_FLOW_LABEL = 33,
+ IB_CM_REJ_VENDOR_OPTION_NOT_SUPPORTED = 35,
};
struct ib_cm_rej_event_param {
@@ -369,6 +373,7 @@ struct ib_cm_req_param {
u8 rnr_retry_count;
u8 max_cm_retries;
u8 srq;
+ struct rdma_ucm_ece ece;
};
/**
@@ -392,6 +397,7 @@ struct ib_cm_rep_param {
u8 flow_control;
u8 rnr_retry_count;
u8 srq;
+ struct rdma_ucm_ece ece;
};
/**
@@ -546,6 +552,7 @@ struct ib_cm_sidr_rep_param {
u8 info_length;
const void *private_data;
u8 private_data_len;
+ struct rdma_ucm_ece ece;
};
/**