diff options
Diffstat (limited to 'drivers/infiniband/hw/ipath/ipath_ud.c')
| -rw-r--r-- | drivers/infiniband/hw/ipath/ipath_ud.c | 44 |
1 files changed, 22 insertions, 22 deletions
diff --git a/drivers/infiniband/hw/ipath/ipath_ud.c b/drivers/infiniband/hw/ipath/ipath_ud.c index 16a2a938b52..b3df6f3c705 100644 --- a/drivers/infiniband/hw/ipath/ipath_ud.c +++ b/drivers/infiniband/hw/ipath/ipath_ud.c @@ -455,6 +455,28 @@ void ipath_ud_rcv(struct ipath_ibdev *dev, struct ipath_ib_header *hdr, } } + /* + * The opcode is in the low byte when its in network order + * (top byte when in host order). + */ + opcode = be32_to_cpu(ohdr->bth[0]) >> 24; + if (qp->ibqp.qp_num > 1 && + opcode == IB_OPCODE_UD_SEND_ONLY_WITH_IMMEDIATE) { + if (header_in_data) { + wc.imm_data = *(__be32 *) data; + data += sizeof(__be32); + } else + wc.imm_data = ohdr->u.ud.imm_data; + wc.wc_flags = IB_WC_WITH_IMM; + hdrsize += sizeof(u32); + } else if (opcode == IB_OPCODE_UD_SEND_ONLY) { + wc.imm_data = 0; + wc.wc_flags = 0; + } else { + dev->n_pkt_drops++; + goto bail; + } + /* Get the number of bytes the message was padded by. */ pad = (be32_to_cpu(ohdr->bth[0]) >> 20) & 3; if (unlikely(tlen < (hdrsize + pad + 4))) { @@ -482,28 +504,6 @@ void ipath_ud_rcv(struct ipath_ibdev *dev, struct ipath_ib_header *hdr, wc.byte_len = tlen + sizeof(struct ib_grh); /* - * The opcode is in the low byte when its in network order - * (top byte when in host order). - */ - opcode = be32_to_cpu(ohdr->bth[0]) >> 24; - if (qp->ibqp.qp_num > 1 && - opcode == IB_OPCODE_UD_SEND_ONLY_WITH_IMMEDIATE) { - if (header_in_data) { - wc.imm_data = *(__be32 *) data; - data += sizeof(__be32); - } else - wc.imm_data = ohdr->u.ud.imm_data; - wc.wc_flags = IB_WC_WITH_IMM; - hdrsize += sizeof(u32); - } else if (opcode == IB_OPCODE_UD_SEND_ONLY) { - wc.imm_data = 0; - wc.wc_flags = 0; - } else { - dev->n_pkt_drops++; - goto bail; - } - - /* * Get the next work request entry to find where to put the data. */ if (qp->r_reuse_sge) |