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IB/hfi1: Add functions to parse 9B headers

Forráskód böngészése 
These inline functions improve code readability by
enabling callers to read specific fields from the
header without knowledge of byte offsets.

Reviewed-by: Dennis Dalessandro <dennis.dalessandro@intel.com>
Signed-off-by: Don Hiatt <don.hiatt@intel.com>
Signed-off-by: Dasaratharaman Chandramouli <dasaratharaman.chandramouli@intel.com>
Signed-off-by: Dennis Dalessandro <dennis.dalessandro@intel.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
This commit is contained in:
Don Hiatt
2017-04-09 10:16:22 -07:00
committed by Doug Ledford
szülő aad559c21d
commit cb42705792
9 fájl változott, egészen pontosan 102 új sor hozzáadva és 47 régi sor törölve
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14
drivers/infiniband/hw/hfi1/ud.c
Fájl megtekintése

@@ -688,18 +688,16 @@ void hfi1_ud_rcv(struct hfi1_packet *packet)
qkey = be32_to_cpu(ohdr->u.ud.deth[0]);
src_qp = be32_to_cpu(ohdr->u.ud.deth[1]) & RVT_QPN_MASK;
dlid = be16_to_cpu(hdr->lrh[1]);
dlid = ib_get_dlid(hdr);
bth1 = be32_to_cpu(ohdr->bth[1]);
slid = be16_to_cpu(hdr->lrh[3]);
pkey = (u16)be32_to_cpu(ohdr->bth[0]);
sl = (be16_to_cpu(hdr->lrh[0]) >> 4) & 0xf;
extra_bytes = (be32_to_cpu(ohdr->bth[0]) >> 20) & 3;
slid = ib_get_slid(hdr);
pkey = ib_bth_get_pkey(ohdr);
opcode = ib_bth_get_opcode(ohdr);
sl = ib_get_sl(hdr);
extra_bytes = ib_bth_get_pad(ohdr);
extra_bytes += (SIZE_OF_CRC << 2);
sl_from_sc = ibp->sc_to_sl[sc5];
opcode = be32_to_cpu(ohdr->bth[0]) >> 24;
opcode &= 0xff;
process_ecn(qp, packet, (opcode != IB_OPCODE_CNP));
/*
* Get the number of bytes the message was padded by