diff options
| author | Or Har-Toov <ohartoov@nvidia.com> | 2023-09-20 13:07:40 +0300 |
|---|---|---|
| committer | Leon Romanovsky <leon@kernel.org> | 2023-09-26 12:38:39 +0300 |
| commit | 703289ce43f740b0096724300107df82d008552f (patch) | |
| tree | 31269bd3c6d4595df60ad060505194515173bab7 /drivers/infiniband/core/verbs.c | |
| parent | 57e7071683ef6148c9f5ea0ba84598d2ba681375 (diff) | |
IB/core: Add support for XDR link speed
Add new IBTA speed XDR, the new rate that was added to Infiniband spec
as part of XDR and supporting signaling rate of 200Gb.
In order to report that value to rdma-core, add new u32 field to
query_port response.
Signed-off-by: Or Har-Toov <ohartoov@nvidia.com>
Reviewed-by: Mark Zhang <markzhang@nvidia.com>
Link: https://lore.kernel.org/r/9d235fc600a999e8274010f0e18b40fa60540e6c.1695204156.git.leon@kernel.org
Reviewed-by: Jacob Keller <jacob.e.keller@intel.com>
Signed-off-by: Leon Romanovsky <leon@kernel.org>
Diffstat (limited to 'drivers/infiniband/core/verbs.c')
| -rw-r--r-- | drivers/infiniband/core/verbs.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/infiniband/core/verbs.c b/drivers/infiniband/core/verbs.c index cc2c37096bba..8a6da87f464b 100644 --- a/drivers/infiniband/core/verbs.c +++ b/drivers/infiniband/core/verbs.c @@ -147,6 +147,7 @@ __attribute_const__ int ib_rate_to_mult(enum ib_rate rate) case IB_RATE_50_GBPS: return 20; case IB_RATE_400_GBPS: return 160; case IB_RATE_600_GBPS: return 240; + case IB_RATE_800_GBPS: return 320; default: return -1; } } @@ -176,6 +177,7 @@ __attribute_const__ enum ib_rate mult_to_ib_rate(int mult) case 20: return IB_RATE_50_GBPS; case 160: return IB_RATE_400_GBPS; case 240: return IB_RATE_600_GBPS; + case 320: return IB_RATE_800_GBPS; default: return IB_RATE_PORT_CURRENT; } } @@ -205,6 +207,7 @@ __attribute_const__ int ib_rate_to_mbps(enum ib_rate rate) case IB_RATE_50_GBPS: return 53125; case IB_RATE_400_GBPS: return 425000; case IB_RATE_600_GBPS: return 637500; + case IB_RATE_800_GBPS: return 850000; default: return -1; } } |