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authorDon Hiatt <don.hiatt@intel.com>2017-08-04 13:54:16 -0700
committerDoug Ledford <dledford@redhat.com>2017-08-22 14:22:37 -0400
commitd98bb7f7e6fa29d45008370084d5cabac7ac69ed (patch)
tree038e3cfcf118c4d7a6053b003ff130985a6a1fab /include
parent5786adf3fde7aa22a68eedac9c59e40da76ffbfb (diff)
IB/hfi1: Determine 9B/16B L2 header type based on Address handle
When address handle attributes are initialized, the LIDs are transformed to be in the 32 bit LID space. When constructing the header, hfi1 driver will look at the LID to determine the packet header to be created. Reviewed-by: Dennis Dalessandro <dennis.dalessandro@intel.com> Signed-off-by: Dasaratharaman Chandramouli <dasaratharaman.chandramouli@intel.com> Signed-off-by: Don Hiatt <don.hiatt@intel.com> Signed-off-by: Dennis Dalessandro <dennis.dalessandro@intel.com> Signed-off-by: Doug Ledford <dledford@redhat.com>
Diffstat (limited to 'include')
-rw-r--r--include/rdma/ib_verbs.h15
-rw-r--r--include/rdma/opa_addr.h4
2 files changed, 17 insertions, 2 deletions
diff --git a/include/rdma/ib_verbs.h b/include/rdma/ib_verbs.h
index 70a183179224..8f263930c56f 100644
--- a/include/rdma/ib_verbs.h
+++ b/include/rdma/ib_verbs.h
@@ -864,6 +864,7 @@ struct roce_ah_attr {
struct opa_ah_attr {
u32 dlid;
u8 src_path_bits;
+ bool make_grd;
};
struct rdma_ah_attr {
@@ -3625,6 +3626,20 @@ static inline u8 rdma_ah_get_path_bits(const struct rdma_ah_attr *attr)
return 0;
}
+static inline void rdma_ah_set_make_grd(struct rdma_ah_attr *attr,
+ bool make_grd)
+{
+ if (attr->type == RDMA_AH_ATTR_TYPE_OPA)
+ attr->opa.make_grd = make_grd;
+}
+
+static inline bool rdma_ah_get_make_grd(const struct rdma_ah_attr *attr)
+{
+ if (attr->type == RDMA_AH_ATTR_TYPE_OPA)
+ return attr->opa.make_grd;
+ return false;
+}
+
static inline void rdma_ah_set_port_num(struct rdma_ah_attr *attr, u8 port_num)
{
attr->port_num = port_num;
diff --git a/include/rdma/opa_addr.h b/include/rdma/opa_addr.h
index 8d3ad4ecbea1..9ae126fb8648 100644
--- a/include/rdma/opa_addr.h
+++ b/include/rdma/opa_addr.h
@@ -71,7 +71,7 @@
*
* @gid: The Global identifier
*/
-static inline bool ib_is_opa_gid(union ib_gid *gid)
+static inline bool ib_is_opa_gid(const union ib_gid *gid)
{
return ((be64_to_cpu(gid->global.interface_id) >> 40) ==
OPA_SPECIAL_OUI);
@@ -84,7 +84,7 @@ static inline bool ib_is_opa_gid(union ib_gid *gid)
*
* @gid: The Global identifier
*/
-static inline u32 opa_get_lid_from_gid(union ib_gid *gid)
+static inline u32 opa_get_lid_from_gid(const union ib_gid *gid)
{
return be64_to_cpu(gid->global.interface_id) & 0xFFFFFFFF;
}

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