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IB/hfi1: Determine 9B/16B L2 header type based on Address handle

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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>
This commit is contained in:
Don Hiatt
2017-08-04 13:54:16 -07:00
committed by Doug Ledford
parent 5786adf3fd
commit d98bb7f7e6
8 changed files with 168 additions and 8 deletions
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4
include/rdma/opa_addr.h
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@@ -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;
}