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authorDasaratharaman Chandramouli <dasaratharaman.chandramouli@intel.com>2017-06-08 13:37:47 -0400
committerDoug Ledford <dledford@redhat.com>2017-08-08 14:50:25 -0400
commit582faf3150f57b8364ac9d2aa731d7368ada7a4b (patch)
tree948506df3db3b3850f829adb6220fe2feb81f58f /include
parent1cb2fc0db764dae2c484dac5c93824003fe571fb (diff)
IB/core: Change port_attr.lid size from 16 to 32 bits
lid field in struct ib_port_attr is increased to 32 bits. This enables core components to use larger LIDs if needed. The user ABI is unchanged and return 16 bit values when queried. Signed-off-by: Dasaratharaman Chandramouli <dasaratharaman.chandramouli@intel.com> Reviewed-by: Ira Weiny <ira.weiny@intel.com> Signed-off-by: Don Hiatt <don.hiatt@intel.com> Signed-off-by: Doug Ledford <dledford@redhat.com>
Diffstat (limited to 'include')
-rw-r--r--include/rdma/ib_verbs.h2
-rw-r--r--include/rdma/opa_addr.h3
2 files changed, 3 insertions, 2 deletions
diff --git a/include/rdma/ib_verbs.h b/include/rdma/ib_verbs.h
index b5732432bb29..4fa94e69b1fc 100644
--- a/include/rdma/ib_verbs.h
+++ b/include/rdma/ib_verbs.h
@@ -549,8 +549,8 @@ struct ib_port_attr {
u32 bad_pkey_cntr;
u32 qkey_viol_cntr;
u16 pkey_tbl_len;
- u16 lid;
u16 sm_lid;
+ u32 lid;
u8 lmc;
u8 max_vl_num;
u8 sm_sl;
diff --git a/include/rdma/opa_addr.h b/include/rdma/opa_addr.h
index eace28f1555d..46d0567fffea 100644
--- a/include/rdma/opa_addr.h
+++ b/include/rdma/opa_addr.h
@@ -50,7 +50,8 @@
#define OPA_SPECIAL_OUI (0x00066AULL)
#define OPA_MAKE_ID(x) (cpu_to_be64(OPA_SPECIAL_OUI << 40 | (x)))
-
+#define OPA_TO_IB_UCAST_LID(x) (((x) >= be16_to_cpu(IB_MULTICAST_LID_BASE)) \
+ ? 0 : x)
/**
* ib_is_opa_gid: Returns true if the top 24 bits of the gid
* contains the OPA_STL_OUI identifier. This identifies that

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