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| author | Marcel Apfelbaum <marcela@dev.mellanox.co.il> | 2011-10-05 14:21:47 +0300 |
|---|---|---|
| committer | Roland Dreier <roland@purestorage.com> | 2011-10-11 11:53:47 -0700 |
| commit | 71eeba161d7611238ecb6f525a82325aa35339f0 (patch) | |
| tree | 97e4a2b1cf8754029ef0755cd67d1502659e2af1 /include/rdma | |
| parent | 976d167615b64e14bc1491ca51d424e2ba9a5e84 (diff) | |
| download | linux-exynos-71eeba161d7611238ecb6f525a82325aa35339f0.tar.gz linux-exynos-71eeba161d7611238ecb6f525a82325aa35339f0.tar.bz2 linux-exynos-71eeba161d7611238ecb6f525a82325aa35339f0.zip | |
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.h | 18 |
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. |