diff options
| author |   Hans Westgaard Ry <hans.westgaard.ry@oracle.com> | 2018-01-02 14:50:40 +0100 |
|---|---|---|
| committer |   Doug Ledford <dledford@redhat.com> | 2018-01-05 13:50:21 -0500 |
| commit | e2dda36855bf21b4ccca42970f7216280ddc16a7 (patch) | |
| tree | 1316f9c8953079bb8fae964c287add135a0bacca /drivers/infiniband/core | |
| parent | i40iw: Replace mdelay with msleep in i40iw_wait_pe_ready (diff) | |
| download | linux-dev-e2dda36855bf21b4ccca42970f7216280ddc16a7.tar.xz linux-dev-e2dda36855bf21b4ccca42970f7216280ddc16a7.zip | |
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: Hans Westgaard Ry <hans.westgaard.ry@oracle.com>
Reviewed-by: Håkon Bugge <haakon.bugge@oracle.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
Diffstat (limited to 'drivers/infiniband/core')
| -rw-r--r-- | drivers/infiniband/core/verbs.c | 56 |
1 files changed, 36 insertions, 20 deletions
diff --git a/drivers/infiniband/core/verbs.c b/drivers/infiniband/core/verbs.c index fe72fb303b01..a1bcdacb7f40 100644 --- a/drivers/infiniband/core/verbs.c +++ b/drivers/infiniband/core/verbs.c @@ -124,16 +124,24 @@ EXPORT_SYMBOL(ib_wc_status_msg); __attribute_const__ int ib_rate_to_mult(enum ib_rate rate) { switch (rate) { - case IB_RATE_2_5_GBPS: return 1; - case IB_RATE_5_GBPS: return 2; - case IB_RATE_10_GBPS: return 4; - case IB_RATE_20_GBPS: return 8; - case IB_RATE_30_GBPS: return 12; - case IB_RATE_40_GBPS: return 16; - case IB_RATE_60_GBPS: return 24; - case IB_RATE_80_GBPS: return 32; - case IB_RATE_120_GBPS: return 48; - default: return -1; + case IB_RATE_2_5_GBPS: return 1; + case IB_RATE_5_GBPS: return 2; + case IB_RATE_10_GBPS: return 4; + case IB_RATE_20_GBPS: return 8; + case IB_RATE_30_GBPS: return 12; + case IB_RATE_40_GBPS: return 16; + 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; } } EXPORT_SYMBOL(ib_rate_to_mult); @@ -141,16 +149,24 @@ EXPORT_SYMBOL(ib_rate_to_mult); __attribute_const__ enum ib_rate mult_to_ib_rate(int mult) { switch (mult) { - case 1: return IB_RATE_2_5_GBPS; - case 2: return IB_RATE_5_GBPS; - case 4: return IB_RATE_10_GBPS; - case 8: return IB_RATE_20_GBPS; - case 12: return IB_RATE_30_GBPS; - case 16: return IB_RATE_40_GBPS; - case 24: return IB_RATE_60_GBPS; - case 32: return IB_RATE_80_GBPS; - case 48: return IB_RATE_120_GBPS; - default: return IB_RATE_PORT_CURRENT; + case 1: return IB_RATE_2_5_GBPS; + case 2: return IB_RATE_5_GBPS; + case 4: return IB_RATE_10_GBPS; + case 8: return IB_RATE_20_GBPS; + case 12: return IB_RATE_30_GBPS; + case 16: return IB_RATE_40_GBPS; + 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; } } EXPORT_SYMBOL(mult_to_ib_rate); |