diff options
| author |   Michael Wang <yun.wang@profitbricks.com> | 2015-05-05 14:50:33 +0200 |
|---|---|---|
| committer |   Doug Ledford <dledford@redhat.com> | 2015-05-18 13:35:05 -0400 |
| commit | 29541e3add4d03682b78311823a5426e82019cda (patch) | |
| tree | dc8737b13bc6ef479d34896cfa8e082ae566648c | |
| parent | IB/Verbs: Use management helper rdma_cap_ib_mad() (diff) | |
| download | linux-dev-29541e3add4d03682b78311823a5426e82019cda.tar.xz linux-dev-29541e3add4d03682b78311823a5426e82019cda.zip | |
IB/Verbs: Use management helper rdma_cap_ib_smi()
Introduce helper rdma_cap_ib_smi() to help us check if the port of an
IB device support Infiniband Subnet Management Interface.
Signed-off-by: Michael Wang <yun.wang@profitbricks.com>
Reviewed-by: Ira Weiny <ira.weiny@intel.com>
Tested-by: Ira Weiny <ira.weiny@intel.com>
Reviewed-by: Sean Hefty <sean.hefty@intel.com>
Reviewed-by: Jason Gunthorpe <jgunthorpe@obsidianresearch.com>
Tested-by: Doug Ledford <dledford@redhat.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
| -rw-r--r-- | drivers/infiniband/core/agent.c | 2 | ||||
| -rw-r--r-- | drivers/infiniband/core/mad.c | 2 | ||||
| -rw-r--r-- | include/rdma/ib_verbs.h | 15 |
3 files changed, 17 insertions, 2 deletions
diff --git a/drivers/infiniband/core/agent.c b/drivers/infiniband/core/agent.c index 89d4fbcfc8d3..a6fc4d6dc7d7 100644 --- a/drivers/infiniband/core/agent.c +++ b/drivers/infiniband/core/agent.c @@ -156,7 +156,7 @@ int ib_agent_port_open(struct ib_device *device, int port_num) goto error1; } - if (rdma_protocol_ib(device, port_num)) { + if (rdma_cap_ib_smi(device, port_num)) { /* Obtain send only MAD agent for SMI QP */ port_priv->agent[0] = ib_register_mad_agent(device, port_num, IB_QPT_SMI, NULL, 0, diff --git a/drivers/infiniband/core/mad.c b/drivers/infiniband/core/mad.c index 80777cdaaccc..e9699c9942a9 100644 --- a/drivers/infiniband/core/mad.c +++ b/drivers/infiniband/core/mad.c @@ -2938,7 +2938,7 @@ static int ib_mad_port_open(struct ib_device *device, init_mad_qp(port_priv, &port_priv->qp_info[1]); cq_size = mad_sendq_size + mad_recvq_size; - has_smi = rdma_protocol_ib(device, port_num); + has_smi = rdma_cap_ib_smi(device, port_num); if (has_smi) cq_size *= 2; diff --git a/include/rdma/ib_verbs.h b/include/rdma/ib_verbs.h index 23ba66e25b7f..e983e335af21 100644 --- a/include/rdma/ib_verbs.h +++ b/include/rdma/ib_verbs.h @@ -1789,6 +1789,21 @@ static inline bool rdma_cap_ib_mad(struct ib_device *device, u8 port_num) return rdma_ib_or_iboe(device, port_num); } +/** + * rdma_cap_ib_smi - Check if the port of device has the capability Infiniband + * Subnet Management Interface. + * + * @device: Device to be checked + * @port_num: Port number of the device + * + * Return false when port of the device don't support Infiniband + * Subnet Management Interface. + */ +static inline bool rdma_cap_ib_smi(struct ib_device *device, u8 port_num) +{ + return rdma_protocol_ib(device, port_num); +} + int ib_query_gid(struct ib_device *device, u8 port_num, int index, union ib_gid *gid); |