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IB/core: Add new IB rates

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Add the new rates that were added to Infiniband spec as part of HDR and 2x
support.

Signed-off-by: Michael Guralnik <michaelgur@mellanox.com>
Reviewed-by: Majd Dibbiny <majd@mellanox.com>
Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
This commit is contained in:
Michael Guralnik 2018-12-09 11:49:50 +02:00 committed by Jason Gunthorpe
parent dbabf68574
commit a5a5d19936
3 changed files with 18 additions and 2 deletions
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12
drivers/infiniband/core/verbs.c
View File

@ -141,6 +141,10 @@ __attribute_const__ int ib_rate_to_mult(enum ib_rate rate)
case IB_RATE_100_GBPS: return 40; case IB_RATE_100_GBPS: return 40;
case IB_RATE_200_GBPS: return 80; case IB_RATE_200_GBPS: return 80;
case IB_RATE_300_GBPS: return 120; case IB_RATE_300_GBPS: return 120;
case IB_RATE_28_GBPS: return 11;
case IB_RATE_50_GBPS: return 20;
case IB_RATE_400_GBPS: return 160;
case IB_RATE_600_GBPS: return 240;
default: return -1; default: return -1;
} }
} }
@ -166,6 +170,10 @@ __attribute_const__ enum ib_rate mult_to_ib_rate(int mult)
case 40: return IB_RATE_100_GBPS; case 40: return IB_RATE_100_GBPS;
case 80: return IB_RATE_200_GBPS; case 80: return IB_RATE_200_GBPS;
case 120: return IB_RATE_300_GBPS; case 120: return IB_RATE_300_GBPS;
case 11: return IB_RATE_28_GBPS;
case 20: return IB_RATE_50_GBPS;
case 160: return IB_RATE_400_GBPS;
case 240: return IB_RATE_600_GBPS;
default: return IB_RATE_PORT_CURRENT; default: return IB_RATE_PORT_CURRENT;
} }
} }
@ -191,6 +199,10 @@ __attribute_const__ int ib_rate_to_mbps(enum ib_rate rate)
case IB_RATE_100_GBPS: return 103125; case IB_RATE_100_GBPS: return 103125;
case IB_RATE_200_GBPS: return 206250; case IB_RATE_200_GBPS: return 206250;
case IB_RATE_300_GBPS: return 309375; case IB_RATE_300_GBPS: return 309375;
case IB_RATE_28_GBPS: return 28125;
case IB_RATE_50_GBPS: return 53125;
case IB_RATE_400_GBPS: return 425000;
case IB_RATE_600_GBPS: return 637500;
default: return -1; default: return -1;
} }
} }

2
drivers/infiniband/hw/mlx5/qp.c
View File

@ -2703,7 +2703,7 @@ static int ib_rate_to_mlx5(struct mlx5_ib_dev *dev, u8 rate)
if (rate == IB_RATE_PORT_CURRENT) if (rate == IB_RATE_PORT_CURRENT)
return 0; return 0;
if (rate < IB_RATE_2_5_GBPS || rate > IB_RATE_300_GBPS) if (rate < IB_RATE_2_5_GBPS || rate > IB_RATE_600_GBPS)
return -EINVAL; return -EINVAL;
while (rate != IB_RATE_PORT_CURRENT && while (rate != IB_RATE_PORT_CURRENT &&

6
include/rdma/ib_verbs.h
View File

@ -732,7 +732,11 @@ enum ib_rate {
IB_RATE_25_GBPS = 15, IB_RATE_25_GBPS = 15,
IB_RATE_100_GBPS = 16, IB_RATE_100_GBPS = 16,
IB_RATE_200_GBPS = 17, IB_RATE_200_GBPS = 17,
IB_RATE_300_GBPS = 18 IB_RATE_300_GBPS = 18,
IB_RATE_28_GBPS = 19,
IB_RATE_50_GBPS = 20,
IB_RATE_400_GBPS = 21,
IB_RATE_600_GBPS = 22,
}; };
/** /**