diff options
Diffstat (limited to 'drivers/infiniband/hw/hfi1/rc.c')
-rw-r--r-- | drivers/infiniband/hw/hfi1/rc.c | 87 |
1 files changed, 40 insertions, 47 deletions
diff --git a/drivers/infiniband/hw/hfi1/rc.c b/drivers/infiniband/hw/hfi1/rc.c index acf0eb87ed2a..9f7900f15627 100644 --- a/drivers/infiniband/hw/hfi1/rc.c +++ b/drivers/infiniband/hw/hfi1/rc.c @@ -216,7 +216,7 @@ static u32 restart_sge(struct rvt_sge_state *ss, struct rvt_swqe *wqe, * Note the QP s_lock must be held. */ static int make_rc_ack(struct hfi1_ibdev *dev, struct rvt_qp *qp, - struct hfi1_other_headers *ohdr, + struct ib_other_headers *ohdr, struct hfi1_pkt_state *ps) { struct rvt_ack_entry *e; @@ -299,10 +299,7 @@ static int make_rc_ack(struct hfi1_ibdev *dev, struct rvt_qp *qp, len = 0; qp->s_ack_state = OP(ATOMIC_ACKNOWLEDGE); ohdr->u.at.aeth = hfi1_compute_aeth(qp); - ohdr->u.at.atomic_ack_eth[0] = - cpu_to_be32(e->atomic_data >> 32); - ohdr->u.at.atomic_ack_eth[1] = - cpu_to_be32(e->atomic_data); + ib_u64_put(e->atomic_data, &ohdr->u.at.atomic_ack_eth); hwords += sizeof(ohdr->u.at) / sizeof(u32); bth2 = mask_psn(e->psn); e->sent = 1; @@ -390,7 +387,7 @@ int hfi1_make_rc_req(struct rvt_qp *qp, struct hfi1_pkt_state *ps) { struct hfi1_qp_priv *priv = qp->priv; struct hfi1_ibdev *dev = to_idev(qp->ibqp.device); - struct hfi1_other_headers *ohdr; + struct ib_other_headers *ohdr; struct rvt_sge_state *ss; struct rvt_swqe *wqe; /* header size in 32-bit words LRH+BTH = (8+12)/4. */ @@ -566,8 +563,9 @@ int hfi1_make_rc_req(struct rvt_qp *qp, struct hfi1_pkt_state *ps) qp->s_flags |= RVT_S_WAIT_SSN_CREDIT; goto bail; } - ohdr->u.rc.reth.vaddr = - cpu_to_be64(wqe->rdma_wr.remote_addr); + put_ib_reth_vaddr( + wqe->rdma_wr.remote_addr, + &ohdr->u.rc.reth); ohdr->u.rc.reth.rkey = cpu_to_be32(wqe->rdma_wr.rkey); ohdr->u.rc.reth.length = cpu_to_be32(len); @@ -608,8 +606,9 @@ int hfi1_make_rc_req(struct rvt_qp *qp, struct hfi1_pkt_state *ps) if (!(qp->s_flags & RVT_S_UNLIMITED_CREDIT)) qp->s_lsn++; } - ohdr->u.rc.reth.vaddr = - cpu_to_be64(wqe->rdma_wr.remote_addr); + put_ib_reth_vaddr( + wqe->rdma_wr.remote_addr, + &ohdr->u.rc.reth); ohdr->u.rc.reth.rkey = cpu_to_be32(wqe->rdma_wr.rkey); ohdr->u.rc.reth.length = cpu_to_be32(len); @@ -640,20 +639,18 @@ int hfi1_make_rc_req(struct rvt_qp *qp, struct hfi1_pkt_state *ps) } if (wqe->wr.opcode == IB_WR_ATOMIC_CMP_AND_SWP) { qp->s_state = OP(COMPARE_SWAP); - ohdr->u.atomic_eth.swap_data = cpu_to_be64( - wqe->atomic_wr.swap); - ohdr->u.atomic_eth.compare_data = cpu_to_be64( - wqe->atomic_wr.compare_add); + put_ib_ateth_swap(wqe->atomic_wr.swap, + &ohdr->u.atomic_eth); + put_ib_ateth_compare(wqe->atomic_wr.compare_add, + &ohdr->u.atomic_eth); } else { qp->s_state = OP(FETCH_ADD); - ohdr->u.atomic_eth.swap_data = cpu_to_be64( - wqe->atomic_wr.compare_add); - ohdr->u.atomic_eth.compare_data = 0; + put_ib_ateth_swap(wqe->atomic_wr.compare_add, + &ohdr->u.atomic_eth); + put_ib_ateth_compare(0, &ohdr->u.atomic_eth); } - ohdr->u.atomic_eth.vaddr[0] = cpu_to_be32( - wqe->atomic_wr.remote_addr >> 32); - ohdr->u.atomic_eth.vaddr[1] = cpu_to_be32( - wqe->atomic_wr.remote_addr); + put_ib_ateth_vaddr(wqe->atomic_wr.remote_addr, + &ohdr->u.atomic_eth); ohdr->u.atomic_eth.rkey = cpu_to_be32( wqe->atomic_wr.rkey); hwords += sizeof(struct ib_atomic_eth) / sizeof(u32); @@ -779,8 +776,9 @@ int hfi1_make_rc_req(struct rvt_qp *qp, struct hfi1_pkt_state *ps) * See restart_rc(). */ len = (delta_psn(qp->s_psn, wqe->psn)) * pmtu; - ohdr->u.rc.reth.vaddr = - cpu_to_be64(wqe->rdma_wr.remote_addr + len); + put_ib_reth_vaddr( + wqe->rdma_wr.remote_addr + len, + &ohdr->u.rc.reth); ohdr->u.rc.reth.rkey = cpu_to_be32(wqe->rdma_wr.rkey); ohdr->u.rc.reth.length = cpu_to_be32(wqe->length - len); @@ -856,8 +854,8 @@ void hfi1_send_rc_ack(struct hfi1_ctxtdata *rcd, struct rvt_qp *qp, u32 vl, plen; struct send_context *sc; struct pio_buf *pbuf; - struct hfi1_ib_header hdr; - struct hfi1_other_headers *ohdr; + struct ib_header hdr; + struct ib_other_headers *ohdr; unsigned long flags; /* Don't send ACK or NAK if a RDMA read or atomic is pending. */ @@ -1141,9 +1139,9 @@ static void reset_sending_psn(struct rvt_qp *qp, u32 psn) /* * This should be called with the QP s_lock held and interrupts disabled. */ -void hfi1_rc_send_complete(struct rvt_qp *qp, struct hfi1_ib_header *hdr) +void hfi1_rc_send_complete(struct rvt_qp *qp, struct ib_header *hdr) { - struct hfi1_other_headers *ohdr; + struct ib_other_headers *ohdr; struct rvt_swqe *wqe; struct ib_wc wc; unsigned i; @@ -1595,7 +1593,7 @@ static void rdma_seq_err(struct rvt_qp *qp, struct hfi1_ibport *ibp, u32 psn, * Called at interrupt level. */ static void rc_rcv_resp(struct hfi1_ibport *ibp, - struct hfi1_other_headers *ohdr, + struct ib_other_headers *ohdr, void *data, u32 tlen, struct rvt_qp *qp, u32 opcode, u32 psn, u32 hdrsize, u32 pmtu, struct hfi1_ctxtdata *rcd) @@ -1649,14 +1647,10 @@ static void rc_rcv_resp(struct hfi1_ibport *ibp, case OP(ATOMIC_ACKNOWLEDGE): case OP(RDMA_READ_RESPONSE_FIRST): aeth = be32_to_cpu(ohdr->u.aeth); - if (opcode == OP(ATOMIC_ACKNOWLEDGE)) { - __be32 *p = ohdr->u.at.atomic_ack_eth; - - val = ((u64)be32_to_cpu(p[0]) << 32) | - be32_to_cpu(p[1]); - } else { + if (opcode == OP(ATOMIC_ACKNOWLEDGE)) + val = ib_u64_get(&ohdr->u.at.atomic_ack_eth); + else val = 0; - } if (!do_rc_ack(qp, aeth, psn, opcode, val, rcd) || opcode != OP(RDMA_READ_RESPONSE_FIRST)) goto ack_done; @@ -1814,7 +1808,7 @@ static inline void rc_cancel_ack(struct rvt_qp *qp) * Return 1 if no more processing is needed; otherwise return 0 to * schedule a response to be sent. */ -static noinline int rc_rcv_error(struct hfi1_other_headers *ohdr, void *data, +static noinline int rc_rcv_error(struct ib_other_headers *ohdr, void *data, struct rvt_qp *qp, u32 opcode, u32 psn, int diff, struct hfi1_ctxtdata *rcd) { @@ -1922,7 +1916,7 @@ static noinline int rc_rcv_error(struct hfi1_other_headers *ohdr, void *data, } if (len != 0) { u32 rkey = be32_to_cpu(reth->rkey); - u64 vaddr = be64_to_cpu(reth->vaddr); + u64 vaddr = get_ib_reth_vaddr(reth); int ok; ok = rvt_rkey_ok(qp, &e->rdma_sge, len, vaddr, rkey, @@ -2122,13 +2116,13 @@ void process_becn(struct hfi1_pportdata *ppd, u8 sl, u16 rlid, u32 lqpn, void hfi1_rc_rcv(struct hfi1_packet *packet) { struct hfi1_ctxtdata *rcd = packet->rcd; - struct hfi1_ib_header *hdr = packet->hdr; + 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 hfi1_ibport *ibp = to_iport(qp->ibqp.device, qp->port_num); - struct hfi1_other_headers *ohdr = packet->ohdr; + struct ib_other_headers *ohdr = packet->ohdr; u32 bth0, opcode; u32 hdrsize = packet->hlen; u32 psn; @@ -2341,7 +2335,7 @@ send_last: qp->r_sge.sg_list = NULL; if (qp->r_len != 0) { u32 rkey = be32_to_cpu(reth->rkey); - u64 vaddr = be64_to_cpu(reth->vaddr); + u64 vaddr = get_ib_reth_vaddr(reth); int ok; /* Check rkey & NAK */ @@ -2396,7 +2390,7 @@ send_last: len = be32_to_cpu(reth->length); if (len) { u32 rkey = be32_to_cpu(reth->rkey); - u64 vaddr = be64_to_cpu(reth->vaddr); + u64 vaddr = get_ib_reth_vaddr(reth); int ok; /* Check rkey & NAK */ @@ -2468,8 +2462,7 @@ send_last: e->rdma_sge.mr = NULL; } ateth = &ohdr->u.atomic_eth; - vaddr = ((u64)be32_to_cpu(ateth->vaddr[0]) << 32) | - be32_to_cpu(ateth->vaddr[1]); + vaddr = get_ib_ateth_vaddr(ateth); if (unlikely(vaddr & (sizeof(u64) - 1))) goto nack_inv_unlck; rkey = be32_to_cpu(ateth->rkey); @@ -2480,11 +2473,11 @@ send_last: goto nack_acc_unlck; /* Perform atomic OP and save result. */ maddr = (atomic64_t *)qp->r_sge.sge.vaddr; - sdata = be64_to_cpu(ateth->swap_data); + sdata = get_ib_ateth_swap(ateth); e->atomic_data = (opcode == OP(FETCH_ADD)) ? (u64)atomic64_add_return(sdata, maddr) - sdata : (u64)cmpxchg((u64 *)qp->r_sge.sge.vaddr, - be64_to_cpu(ateth->compare_data), + get_ib_ateth_compare(ateth), sdata); rvt_put_mr(qp->r_sge.sge.mr); qp->r_sge.num_sge = 0; @@ -2574,12 +2567,12 @@ send_ack: void hfi1_rc_hdrerr( struct hfi1_ctxtdata *rcd, - struct hfi1_ib_header *hdr, + struct ib_header *hdr, u32 rcv_flags, struct rvt_qp *qp) { int has_grh = rcv_flags & HFI1_HAS_GRH; - struct hfi1_other_headers *ohdr; + struct ib_other_headers *ohdr; struct hfi1_ibport *ibp = to_iport(qp->ibqp.device, qp->port_num); int diff; u32 opcode; |