diff options
| author | Don Hiatt | 2017-08-04 22:54:10 +0200 |
|---|---|---|
| committer | Doug Ledford | 2017-08-22 20:22:37 +0200 |
| commit | 5786adf3fde7aa22a68eedac9c59e40da76ffbfb (patch) | |
| tree | dfa52895b4f06e5eae1c1db86c51a8a946380c35 /drivers/infiniband/hw/hfi1/ruc.c | |
| parent | IB/hfi1: Add support to send 16B bypass packets (diff) | |
| download | kernel-qcow2-linux-5786adf3fde7aa22a68eedac9c59e40da76ffbfb.tar.gz kernel-qcow2-linux-5786adf3fde7aa22a68eedac9c59e40da76ffbfb.tar.xz kernel-qcow2-linux-5786adf3fde7aa22a68eedac9c59e40da76ffbfb.zip | |
IB/hfi1: Add support to process 16B header errors
Enhance hdr_rcverr() to also handle errors during
16B bypass packet receive.
Reviewed-by: Dennis Dalessandro <dennis.dalessandro@intel.com>
Signed-off-by: Don Hiatt <don.hiatt@intel.com>
Signed-off-by: Dennis Dalessandro <dennis.dalessandro@intel.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
Diffstat (limited to 'drivers/infiniband/hw/hfi1/ruc.c')
| -rw-r--r-- | drivers/infiniband/hw/hfi1/ruc.c | 31 |
1 files changed, 20 insertions, 11 deletions
diff --git a/drivers/infiniband/hw/hfi1/ruc.c b/drivers/infiniband/hw/hfi1/ruc.c index e30c64fcce67..d252f8f2207a 100644 --- a/drivers/infiniband/hw/hfi1/ruc.c +++ b/drivers/infiniband/hw/hfi1/ruc.c @@ -227,15 +227,23 @@ int hfi1_ruc_check_hdr(struct hfi1_ibport *ibp, struct hfi1_packet *packet) u32 sl = packet->sl; int migrated; u32 bth0, bth1; + u16 pkey; bth0 = be32_to_cpu(packet->ohdr->bth[0]); bth1 = be32_to_cpu(packet->ohdr->bth[1]); - migrated = bth0 & IB_BTH_MIG_REQ; + if (packet->etype == RHF_RCV_TYPE_BYPASS) { + pkey = hfi1_16B_get_pkey(packet->hdr); + migrated = bth1 & OPA_BTH_MIG_REQ; + } else { + pkey = ib_bth_get_pkey(packet->ohdr); + migrated = bth0 & IB_BTH_MIG_REQ; + } if (qp->s_mig_state == IB_MIG_ARMED && migrated) { if (!packet->grh) { - if (rdma_ah_get_ah_flags(&qp->alt_ah_attr) & - IB_AH_GRH) + if ((rdma_ah_get_ah_flags(&qp->alt_ah_attr) & + IB_AH_GRH) && + (packet->etype != RHF_RCV_TYPE_BYPASS)) return 1; } else { const struct ib_global_route *grh; @@ -254,10 +262,10 @@ int hfi1_ruc_check_hdr(struct hfi1_ibport *ibp, struct hfi1_packet *packet) grh->dgid.global.interface_id)) return 1; } - if (unlikely(rcv_pkey_check(ppd_from_ibp(ibp), (u16)bth0, + if (unlikely(rcv_pkey_check(ppd_from_ibp(ibp), pkey, sc5, slid))) { - hfi1_bad_pkey(ibp, (u16)bth0, sl, - 0, qp->ibqp.qp_num, slid, dlid); + hfi1_bad_pkey(ibp, pkey, sl, 0, qp->ibqp.qp_num, + slid, dlid); return 1; } /* Validate the SLID. See Ch. 9.6.1.5 and 17.2.8 */ @@ -270,8 +278,9 @@ int hfi1_ruc_check_hdr(struct hfi1_ibport *ibp, struct hfi1_packet *packet) spin_unlock_irqrestore(&qp->s_lock, flags); } else { if (!packet->grh) { - if (rdma_ah_get_ah_flags(&qp->remote_ah_attr) & - IB_AH_GRH) + if ((rdma_ah_get_ah_flags(&qp->remote_ah_attr) & + IB_AH_GRH) && + (packet->etype != RHF_RCV_TYPE_BYPASS)) return 1; } else { const struct ib_global_route *grh; @@ -290,10 +299,10 @@ int hfi1_ruc_check_hdr(struct hfi1_ibport *ibp, struct hfi1_packet *packet) grh->dgid.global.interface_id)) return 1; } - if (unlikely(rcv_pkey_check(ppd_from_ibp(ibp), (u16)bth0, + if (unlikely(rcv_pkey_check(ppd_from_ibp(ibp), pkey, sc5, slid))) { - hfi1_bad_pkey(ibp, (u16)bth0, sl, - 0, qp->ibqp.qp_num, slid, dlid); + hfi1_bad_pkey(ibp, pkey, sl, 0, qp->ibqp.qp_num, + slid, dlid); return 1; } /* Validate the SLID. See Ch. 9.6.1.5 */ |