> -----Original Message----- > From: linux-rdma-owner@xxxxxxxxxxxxxxx [mailto:linux-rdma- > owner@xxxxxxxxxxxxxxx] On Behalf Of Steve Wise > Sent: Tuesday, May 08, 2018 9:09 AM > To: Jason Gunthorpe <jgg@xxxxxxxxxxxx>; dledford@xxxxxxxxxx > Cc: leon@xxxxxxxxxx; linux-rdma@xxxxxxxxxxxxxxx > Subject: [PATCH rdma-next 2/5] RDMA/CMA: add rdma_iw_cm_id() and > rdma_res_to_id() helpers > > Add a helper function for iwarp drivers to be able to map an rdma_cm_id to an > iw_cm_id. This is useful for dumping driver specific NLDEV/RESTRACK > connection state. > > Add a helper to return the rdma_cm_id pointer from the rdma_restack pointer. > This is needed for rdma drivers to map a res entry back to the public rdma_cm_id > struct. > > Signed-off-by: Steve Wise <swise@xxxxxxxxxxxxxxxxxxxxx> > --- > drivers/infiniband/core/cma.c | 20 ++++++++++++++++++++ > include/rdma/rdma_cm.h | 12 ++++++++++++ > 2 files changed, 32 insertions(+) > > diff --git a/drivers/infiniband/core/cma.c b/drivers/infiniband/core/cma.c index > 8c85b24..15e78b00 100644 > --- a/drivers/infiniband/core/cma.c > +++ b/drivers/infiniband/core/cma.c > @@ -146,6 +146,26 @@ const void *rdma_consumer_reject_data(struct > rdma_cm_id *id, } EXPORT_SYMBOL(rdma_consumer_reject_data); > > +struct iw_cm_id *rdma_iw_cm_id(struct rdma_cm_id *id) { > + struct rdma_id_private *id_priv; > + > + id_priv = container_of(id, struct rdma_id_private, id); > + if (id->device->node_type == RDMA_NODE_RNIC) > + return id_priv->cm_id.iw; > + return NULL; > +} > +EXPORT_SYMBOL(rdma_iw_cm_id); > + > +struct rdma_cm_id *rdma_res_to_id(struct rdma_restrack_entry *res) { > + struct rdma_id_private *id_priv = > + container_of(res, struct rdma_id_private, res); > + > + return &id_priv->id; > +} > +EXPORT_SYMBOL(rdma_res_to_id); > + > static void cma_add_one(struct ib_device *device); static void > cma_remove_one(struct ib_device *device, void *client_data); > > diff --git a/include/rdma/rdma_cm.h b/include/rdma/rdma_cm.h index > 6909347..e36d971 100644 > --- a/include/rdma/rdma_cm.h > +++ b/include/rdma/rdma_cm.h > @@ -420,4 +420,16 @@ const void *rdma_consumer_reject_data(struct > rdma_cm_id *id, void rdma_read_gids(struct rdma_cm_id *cm_id, union ib_gid > *sgid, > union ib_gid *dgid); > > +/** > + * rdma_iw_cm_id() - return the iw_cm_id pointer for this cm_id. > + * @id: Communication Identifier > + */ > +struct iw_cm_id *rdma_iw_cm_id(struct rdma_cm_id *cm_id); > + > +/** > + * rdma_res_to_id() - return the rdma_cm_id pointer for this restrack. > + * @res: rdma resource tracking entry pointer */ struct rdma_cm_id > +*rdma_res_to_id(struct rdma_restrack_entry *res); > + Lately kdoc documentation is usually along with definitions unless it is static inline function in header file. Can you please move it to C file for this new additions? -- To unsubscribe from this list: send the line "unsubscribe linux-rdma" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
