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authorMarcel Apfelbaum <marcela@dev.mellanox.co.il>2011-10-05 15:21:47 +0400
committerRoland Dreier <roland@purestorage.com>2011-10-11 22:53:47 +0400
commit71eeba161d7611238ecb6f525a82325aa35339f0 (patch)
tree97e4a2b1cf8754029ef0755cd67d1502659e2af1 /include/rdma
parent976d167615b64e14bc1491ca51d424e2ba9a5e84 (diff)
downloadlinux-71eeba161d7611238ecb6f525a82325aa35339f0.tar.xz
IB: Add new InfiniBand link speeds
Introduce support for the following extended speeds: FDR-10: a Mellanox proprietary link speed which is 10.3125 Gbps with 64b/66b encoding rather than 8b/10b encoding. FDR: IBA extended speed 14.0625 Gbps. EDR: IBA extended speed 25.78125 Gbps. Signed-off-by: Marcel Apfelbaum <marcela@dev.mellanox.co.il> Reviewed-by: Hal Rosenstock <hal@mellanox.com> Reviewed-by: Sean Hefty <sean.hefty@intel.com> Signed-off-by: Roland Dreier <roland@purestorage.com>
Diffstat (limited to 'include/rdma')
-rw-r--r--include/rdma/ib_verbs.h18
1 files changed, 17 insertions, 1 deletions
diff --git a/include/rdma/ib_verbs.h b/include/rdma/ib_verbs.h
index 228be3e220d9..97c98c0d89b1 100644
--- a/include/rdma/ib_verbs.h
+++ b/include/rdma/ib_verbs.h
@@ -207,6 +207,7 @@ enum ib_port_cap_flags {
IB_PORT_SM_DISABLED = 1 << 10,
IB_PORT_SYS_IMAGE_GUID_SUP = 1 << 11,
IB_PORT_PKEY_SW_EXT_PORT_TRAP_SUP = 1 << 12,
+ IB_PORT_EXTENDED_SPEEDS_SUP = 1 << 14,
IB_PORT_CM_SUP = 1 << 16,
IB_PORT_SNMP_TUNNEL_SUP = 1 << 17,
IB_PORT_REINIT_SUP = 1 << 18,
@@ -415,7 +416,15 @@ enum ib_rate {
IB_RATE_40_GBPS = 7,
IB_RATE_60_GBPS = 8,
IB_RATE_80_GBPS = 9,
- IB_RATE_120_GBPS = 10
+ IB_RATE_120_GBPS = 10,
+ IB_RATE_14_GBPS = 11,
+ IB_RATE_56_GBPS = 12,
+ IB_RATE_112_GBPS = 13,
+ IB_RATE_168_GBPS = 14,
+ IB_RATE_25_GBPS = 15,
+ IB_RATE_100_GBPS = 16,
+ IB_RATE_200_GBPS = 17,
+ IB_RATE_300_GBPS = 18
};
/**
@@ -427,6 +436,13 @@ enum ib_rate {
int ib_rate_to_mult(enum ib_rate rate) __attribute_const__;
/**
+ * ib_rate_to_mbps - Convert the IB rate enum to Mbps.
+ * For example, IB_RATE_2_5_GBPS will be converted to 2500.
+ * @rate: rate to convert.
+ */
+int ib_rate_to_mbps(enum ib_rate rate) __attribute_const__;
+
+/**
* mult_to_ib_rate - Convert a multiple of 2.5 Gbit/sec to an IB rate
* enum.
* @mult: multiple to convert.