diff options
| author | Don Hiatt <don.hiatt@intel.com> | 2017-05-12 19:19:55 +0300 |
|---|---|---|
| committer | Doug Ledford <dledford@redhat.com> | 2017-06-27 23:56:33 +0300 |
| commit | 7dafbab3753fcf59bc81748e5b2c5bf04e1c62c7 (patch) | |
| tree | 5770099bfb9f0e2e920a934a945a5b5f9ac92ca8 /drivers/infiniband/hw/hfi1/ud.c | |
| parent | aa560df381f7199fafa4e7f71382de28f0400270 (diff) | |
| download | linux-7dafbab3753fcf59bc81748e5b2c5bf04e1c62c7.tar.xz | |
IB/hfi1: Add functions to parse BTH/IB headers
Improve code readablity by adding inline functions
to read specific BTH/IB fields without knowledge of
byte offsets.
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/ud.c')
| -rw-r--r-- | drivers/infiniband/hw/hfi1/ud.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/infiniband/hw/hfi1/ud.c b/drivers/infiniband/hw/hfi1/ud.c index 6a4e95cefae5..49fe179ad3ae 100644 --- a/drivers/infiniband/hw/hfi1/ud.c +++ b/drivers/infiniband/hw/hfi1/ud.c @@ -549,7 +549,7 @@ void return_cnp(struct hfi1_ibport *ibp, struct rvt_qp *qp, u32 remote_qpn, hdr.lrh[3] = cpu_to_be16(slid); plen = 2 /* PBC */ + hwords; - pbc_flags |= (!!(sc5 & 0x10)) << PBC_DC_INFO_SHIFT; + pbc_flags |= (ib_is_sc5(sc5) << PBC_DC_INFO_SHIFT); vl = sc_to_vlt(ppd->dd, sc5); pbc = create_pbc(ppd, pbc_flags, qp->srate_mbps, vl, plen); if (ctxt) { @@ -689,8 +689,8 @@ void hfi1_ud_rcv(struct hfi1_packet *packet) u16 slid; u8 extra_bytes; - qkey = be32_to_cpu(ohdr->u.ud.deth[0]); - src_qp = be32_to_cpu(ohdr->u.ud.deth[1]) & RVT_QPN_MASK; + qkey = ib_get_qkey(ohdr); + src_qp = ib_get_sqpn(ohdr); dlid = ib_get_dlid(hdr); bth1 = be32_to_cpu(ohdr->bth[1]); slid = ib_get_slid(hdr); |