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59 lines
1.4 KiB
59 lines
1.4 KiB
/* SPDX-License-Identifier: (GPL-2.0 OR BSD-3-Clause) */ |
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/* |
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* Copyright(c) 2018 Intel Corporation. |
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* |
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*/ |
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#ifndef HFI1_RC_H |
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#define HFI1_RC_H |
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/* cut down ridiculously long IB macro names */ |
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#define OP(x) IB_OPCODE_RC_##x |
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static inline void update_ack_queue(struct rvt_qp *qp, unsigned int n) |
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{ |
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unsigned int next; |
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next = n + 1; |
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if (next > rvt_size_atomic(ib_to_rvt(qp->ibqp.device))) |
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next = 0; |
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qp->s_tail_ack_queue = next; |
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qp->s_acked_ack_queue = next; |
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qp->s_ack_state = OP(ACKNOWLEDGE); |
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} |
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static inline void rc_defered_ack(struct hfi1_ctxtdata *rcd, |
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struct rvt_qp *qp) |
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{ |
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if (list_empty(&qp->rspwait)) { |
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qp->r_flags |= RVT_R_RSP_NAK; |
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rvt_get_qp(qp); |
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list_add_tail(&qp->rspwait, &rcd->qp_wait_list); |
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} |
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} |
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static inline u32 restart_sge(struct rvt_sge_state *ss, struct rvt_swqe *wqe, |
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u32 psn, u32 pmtu) |
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{ |
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u32 len; |
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len = delta_psn(psn, wqe->psn) * pmtu; |
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return rvt_restart_sge(ss, wqe, len); |
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} |
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static inline void release_rdma_sge_mr(struct rvt_ack_entry *e) |
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{ |
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if (e->rdma_sge.mr) { |
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rvt_put_mr(e->rdma_sge.mr); |
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e->rdma_sge.mr = NULL; |
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} |
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} |
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struct rvt_ack_entry *find_prev_entry(struct rvt_qp *qp, u32 psn, u8 *prev, |
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u8 *prev_ack, bool *scheduled); |
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int do_rc_ack(struct rvt_qp *qp, u32 aeth, u32 psn, int opcode, u64 val, |
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struct hfi1_ctxtdata *rcd); |
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struct rvt_swqe *do_rc_completion(struct rvt_qp *qp, struct rvt_swqe *wqe, |
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struct hfi1_ibport *ibp); |
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#endif /* HFI1_RC_H */
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