From: Michael Wang <yun.wang@profitbricks.com>
To: Roland Dreier <roland@kernel.org>,
Sean Hefty <sean.hefty@intel.com>,
Hal Rosenstock <hal.rosenstock@gmail.com>,
Ira Weiny <ira.weiny@intel.com>,
linux-rdma@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-nfs@vger.kernel.org, netdev@vger.kernel.org
Cc: "J. Bruce Fields" <bfields@fieldses.org>,
Trond Myklebust <trond.myklebust@primarydata.com>,
"David S. Miller" <davem@davemloft.net>,
Or Gerlitz <ogerlitz@mellanox.com>,
Moni Shoua <monis@mellanox.com>,
PJ Waskiewicz <pj.waskiewicz@solidfire.com>,
Tatyana Nikolova <Tatyana.E.Nikolova@intel.com>,
Yan Burman <yanb@mellanox.com>,
Jack Morgenstein <jackm@dev.mellanox.co.il>,
Bart Van Assche <bvanassche@acm.org>,
Yann Droneaud <ydroneaud@opteya.com>,
Colin Ian King <colin.king@canonical.com>,
Majd Dibbiny <majd@mellanox.com>, Jiri Kosina <jkosina@suse.cz>,
Matan Barak <matanb@mellanox.com>,
Alex Estrin <alex.estrin@intel.com>,
Doug Ledford <dledford@redhat.com>,
Eric Dumazet <edumazet@google.com>,
Erez Shitrit <erezsh@mellanox.com>,
Sagi Grimberg <sagig@mellanox.com>,
Haggai Eran <haggaie@mellanox.com>,
Shachar Raindel <raindel@mellanox.com>,
Mike Marciniszyn <mike.marciniszyn@intel.com>,
Steve Wise <swise@opengridcomputing.com>, Tom Tucker <tom@ogc.us>,
Chuck Lever <chuck.lever@oracle.com>,
Michael Wang <yun.wang@profitbricks.com>
Subject: [RFC PATCH 04/11] IB/Verbs: Use management helper cap_smi() for smi-check
Date: Fri, 27 Mar 2015 16:44:43 +0100 [thread overview]
Message-ID: <55157AEB.7020705@profitbricks.com> (raw)
In-Reply-To: <551579CA.4030901@profitbricks.com>
Introduce helper cap_smi() to help us check if the port of an
IB device support Subnet Management Interface.
Cc: Jason Gunthorpe <jgunthorpe@obsidianresearch.com>
Cc: Doug Ledford <dledford@redhat.com>
Cc: Ira Weiny <ira.weiny@intel.com>
Cc: Sean Hefty <sean.hefty@intel.com>
Signed-off-by: Michael Wang <yun.wang@profitbricks.com>
---
drivers/infiniband/core/agent.c | 2 +-
drivers/infiniband/core/mad.c | 2 +-
drivers/infiniband/hw/mlx4/mad.c | 2 +-
include/rdma/ib_verbs.h | 15 +++++++++++++++
4 files changed, 18 insertions(+), 3 deletions(-)
diff --git a/drivers/infiniband/core/agent.c b/drivers/infiniband/core/agent.c
index 27f1bec..187514a 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_port_ll_is_ib(device, port_num)) {
+ if (cap_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 896b749..c5d1ebb5b 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_port_ll_is_ib(device, port_num);
+ has_smi = cap_smi(device, port_num);
if (has_smi)
cq_size *= 2;
diff --git a/drivers/infiniband/hw/mlx4/mad.c b/drivers/infiniband/hw/mlx4/mad.c
index 4736fc7..09874d0 100644
--- a/drivers/infiniband/hw/mlx4/mad.c
+++ b/drivers/infiniband/hw/mlx4/mad.c
@@ -1753,7 +1753,7 @@ static int create_pv_resources(struct ib_device *ibdev, int slave, int port,
ctx->state = DEMUX_PV_STATE_STARTING;
/* have QP0 only if link layer is IB */
- if (rdma_port_ll_is_ib(ibdev, ctx->port))
+ if (cap_smi(ibdev, ctx->port))
ctx->has_smi = 1;
if (ctx->has_smi) {
diff --git a/include/rdma/ib_verbs.h b/include/rdma/ib_verbs.h
index 7b2bfe8..3d06178 100644
--- a/include/rdma/ib_verbs.h
+++ b/include/rdma/ib_verbs.h
@@ -1796,6 +1796,21 @@ static inline int has_mad(struct ib_device *device)
return rdma_transport_is_ib(device);
}
+/**
+ * cap_smi - Check if the port of device has the capability
+ * Subnet Management Interface.
+ *
+ * @device: Device to be checked
+ * @port_num: Port number of the device
+ *
+ * Return 0 when port of the device don't support
+ * Subnet Management Interface.
+ */
+static inline int cap_smi(struct ib_device *device, u8 port_num)
+{
+ return rdma_port_ll_is_ib(device, port_num);
+}
+
int ib_query_gid(struct ib_device *device,
u8 port_num, int index, union ib_gid *gid);
--
2.1.0
next prev parent reply other threads:[~2015-03-27 15:44 UTC|newest]
Thread overview: 63+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-03-27 15:39 [RFC PATCH 00/11] IB/Verbs: IB Management Helpers Michael Wang
2015-03-27 15:40 ` [PATCH 01/11] IB/Verbs: Use helpers to check transport and link layer Michael Wang
2015-03-30 15:56 ` Doug Ledford
2015-03-30 16:14 ` Michael Wang
2015-03-30 16:22 ` Doug Ledford
2015-03-30 17:04 ` Michael Wang
2015-03-27 15:42 ` [RFC PATCH 02/11] IB/Verbs: Use management helper tech_iboe() for iboe-check Michael Wang
2015-03-30 16:17 ` Doug Ledford
2015-03-30 16:23 ` Michael Wang
2015-03-27 15:43 ` [RFC PATCH 03/11] IB/Verbs: Use management helper has_mad() for mad-check Michael Wang
2015-03-27 15:44 ` Michael Wang [this message]
2015-03-27 16:32 ` [RFC PATCH 04/11] IB/Verbs: Use management helper cap_smi() for smi-check Jason Gunthorpe
2015-03-27 16:59 ` Yun Wang
2015-03-27 15:45 ` [RFC PATCH 05/11] IB/Verbs: Use management helper has_cm() for cm-check Michael Wang
2015-03-27 15:46 ` [RFC PATCH 06/11] IB/Verbs: Use management helper has_sa() and cap_sa(), for sa-check Michael Wang
2015-03-27 16:47 ` ira.weiny
2015-03-27 17:13 ` Yun Wang
2015-03-27 19:49 ` Doug Ledford
2015-03-30 16:16 ` Doug Ledford
2015-03-30 16:42 ` Michael Wang
2015-03-30 17:02 ` Doug Ledford
2015-03-31 13:22 ` Michael Wang
2015-03-31 23:12 ` Jason Gunthorpe
2015-04-01 0:51 ` ira.weiny
2015-04-01 1:31 ` Jason Gunthorpe
2015-03-27 15:46 ` [RFC PATCH 07/11] IB/Verbs: Use management helper has_mcast() and, cap_mcast() for mcast-check Michael Wang
2015-03-27 16:28 ` Jason Gunthorpe
2015-03-27 17:05 ` ira.weiny
2015-03-27 17:31 ` Yun Wang
2015-03-27 17:49 ` Jason Gunthorpe
2015-03-27 18:09 ` Yun Wang
2015-03-27 17:47 ` Jason Gunthorpe
2015-03-30 8:30 ` Michael Wang
2015-03-30 22:33 ` Jason Gunthorpe
2015-03-30 16:11 ` Doug Ledford
2015-03-30 16:20 ` Michael Wang
2015-03-30 23:47 ` ira.weiny
2015-03-31 7:25 ` Michael Wang
2015-03-27 15:47 ` [RFC PATCH 08/11] IB/Verbs: Use management helper has_iwarp() for, iwarp-check Michael Wang
2015-03-27 16:13 ` Jason Gunthorpe
2015-03-27 16:17 ` Michael Wang
2015-03-27 17:16 ` ira.weiny
2015-03-27 17:29 ` Jason Gunthorpe
2015-03-30 15:10 ` Michael Wang
2015-03-30 22:35 ` Jason Gunthorpe
2015-03-31 7:39 ` Michael Wang
2015-03-31 11:19 ` Tom Talpey
2015-03-31 11:41 ` Michael Wang
2015-03-31 13:56 ` Tom Talpey
2015-03-31 13:58 ` Michael Wang
2015-03-27 17:35 ` Yun Wang
2015-03-30 16:13 ` Doug Ledford
2015-03-30 16:21 ` Michael Wang
2015-03-31 23:20 ` Jason Gunthorpe
2015-03-27 15:48 ` [RFC PATCH 09/11] IB/Verbs: Use management helper has_ipoib() and, cap_ipoib() for ipoib-check Michael Wang
2015-03-27 16:06 ` Jason Gunthorpe
2015-03-27 16:15 ` Michael Wang
2015-03-27 16:38 ` Jason Gunthorpe
2015-03-27 15:49 ` [RFC PATCH 10/11] IB/Verbs: Use management helper cap_ib() for ib-check Michael Wang
2015-03-27 15:49 ` [RFC PATCH 11/11] IB/Verbs: Use management helper cap_eth() for eth-check Michael Wang
2015-04-06 20:22 ` [RFC PATCH 00/11] IB/Verbs: IB Management Helpers ira.weiny
2015-04-07 7:31 ` Michael Wang
2015-04-07 12:48 ` Michael Wang
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