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Commit e2dda368 authored by Hans Westgaard Ry's avatar Hans Westgaard Ry Committed by Doug Ledford
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RDMA/core: Add encode/decode FDR/EDR rates 



The cases for FDR/EDR signalling speed, were missing in
ib_rate_to_mult and mult_to_ib_rate giving wrong return values when
drivers convert static rate to/from inter-packet-delay.

Signed-off-by: default avatarHans Westgaard Ry <hans.westgaard.ry@oracle.com>
Reviewed-by: default avatarHåkon Bugge <haakon.bugge@oracle.com>
Signed-off-by: default avatarDoug Ledford <dledford@redhat.com>
parent 106b8863

drivers/infiniband/core/verbs.c

+36 −20
Original line number Diff line number Diff line
@@ -133,6 +133,14 @@ __attribute_const__ int ib_rate_to_mult(enum ib_rate rate) 
	case IB_RATE_60_GBPS:  return  24;

	case IB_RATE_80_GBPS:  return  32;

	case IB_RATE_120_GBPS: return  48;

	case IB_RATE_14_GBPS:  return   6;

	case IB_RATE_56_GBPS:  return  22;

	case IB_RATE_112_GBPS: return  45;

	case IB_RATE_168_GBPS: return  67;

	case IB_RATE_25_GBPS:  return  10;

	case IB_RATE_100_GBPS: return  40;

	case IB_RATE_200_GBPS: return  80;

	case IB_RATE_300_GBPS: return 120;

	default:	       return  -1;

	}

}
@@ -150,6 +158,14 @@ __attribute_const__ enum ib_rate mult_to_ib_rate(int mult) 
	case 24:  return IB_RATE_60_GBPS;

	case 32:  return IB_RATE_80_GBPS;

	case 48:  return IB_RATE_120_GBPS;

	case 6:   return IB_RATE_14_GBPS;

	case 22:  return IB_RATE_56_GBPS;

	case 45:  return IB_RATE_112_GBPS;

	case 67:  return IB_RATE_168_GBPS;

	case 10:  return IB_RATE_25_GBPS;

	case 40:  return IB_RATE_100_GBPS;

	case 80:  return IB_RATE_200_GBPS;

	case 120: return IB_RATE_300_GBPS;

	default:  return IB_RATE_PORT_CURRENT;

	}

}