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authorDon Hiatt <don.hiatt@intel.com>2017-05-12 09:20:20 -0700
committerDoug Ledford <dledford@redhat.com>2017-06-27 16:56:33 -0400
commit9039746cdf39dcbf2ddfcc4a68f729cbbbc853df (patch)
tree1377d73db19718de23e01cec8c66c5c2b386c7d7 /drivers/infiniband/hw/hfi1/uc.c
parent228d2af1b723deedee38f03d144b7d25b39f6f86 (diff)
downloadblackbird-op-linux-9039746cdf39dcbf2ddfcc4a68f729cbbbc853df.tar.gz
blackbird-op-linux-9039746cdf39dcbf2ddfcc4a68f729cbbbc853df.zip
IB/hfi1: Setup common IB fields in hfi1_packet struct
We move many common IB fields into the hfi1_packet structure and set them up in a single function. This allows us to set the fields in a single place and not deal with them throughout the driver. Reviewed-by: Brian Welty <brian.welty@intel.com> Reviewed-by: Dasaratharaman Chandramouli <dasaratharaman.chandramouli@intel.com> 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/uc.c')
-rw-r--r--drivers/infiniband/hw/hfi1/uc.c16
1 files changed, 3 insertions, 13 deletions
diff --git a/drivers/infiniband/hw/hfi1/uc.c b/drivers/infiniband/hw/hfi1/uc.c
index 2a5650f8aee0..76c2451a53d7 100644
--- a/drivers/infiniband/hw/hfi1/uc.c
+++ b/drivers/infiniband/hw/hfi1/uc.c
@@ -297,31 +297,25 @@ bail_no_tx:
void hfi1_uc_rcv(struct hfi1_packet *packet)
{
struct hfi1_ibport *ibp = rcd_to_iport(packet->rcd);
- struct ib_header *hdr = packet->hdr;
- u32 rcv_flags = packet->rcv_flags;
void *data = packet->ebuf;
u32 tlen = packet->tlen;
struct rvt_qp *qp = packet->qp;
struct ib_other_headers *ohdr = packet->ohdr;
- u32 bth0, opcode;
+ u32 opcode = packet->opcode;
u32 hdrsize = packet->hlen;
u32 psn;
- u32 pad;
+ u32 pad = packet->pad;
struct ib_wc wc;
u32 pmtu = qp->pmtu;
struct ib_reth *reth;
- int has_grh = rcv_flags & HFI1_HAS_GRH;
int ret;
- bth0 = be32_to_cpu(ohdr->bth[0]);
- if (hfi1_ruc_check_hdr(ibp, hdr, has_grh, qp, bth0))
+ if (hfi1_ruc_check_hdr(ibp, packet))
return;
process_ecn(qp, packet, true);
psn = ib_bth_get_psn(ohdr);
- opcode = ib_bth_get_opcode(ohdr);
-
/* Compare the PSN verses the expected PSN. */
if (unlikely(cmp_psn(psn, qp->r_psn) != 0)) {
/*
@@ -432,8 +426,6 @@ no_immediate_data:
wc.ex.imm_data = 0;
wc.wc_flags = 0;
send_last:
- /* Get the number of bytes the message was padded by. */
- pad = ib_bth_get_pad(ohdr);
/* Check for invalid length. */
/* LAST len should be >= 1 */
if (unlikely(tlen < (hdrsize + pad + 4)))
@@ -527,8 +519,6 @@ rdma_first:
rdma_last_imm:
wc.wc_flags = IB_WC_WITH_IMM;
- /* Get the number of bytes the message was padded by. */
- pad = ib_bth_get_pad(ohdr);
/* Check for invalid length. */
/* LAST len should be >= 1 */
if (unlikely(tlen < (hdrsize + pad + 4)))
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