Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit d14152da authored by Chien Tung's avatar Chien Tung Committed by Roland Dreier
Browse files

RDMA/nes: Implement IB_SIGNAL_ALL_WR as an iWARP extension 



Add IB_SINGAL_ALL_WR support as an iWARP extension.  If set, make sure
all WR for the QP are signalled.  Consolidate flags used in nesqp
structure.

Signed-off-by: default avatarChien Tung <chien.tin.tung@intel.com>
Signed-off-by: default avatarRoland Dreier <rolandd@cisco.com>
parent a2765103

drivers/infiniband/hw/nes/nes_verbs.c

+4 −2
Original line number Diff line number Diff line
@@ -1407,6 +1407,8 @@ static struct ib_qp *nes_create_qp(struct ib_pd *ibpd, 
			return ERR_PTR(-EINVAL);

	}



	nesqp->sig_all = (init_attr->sq_sig_type == IB_SIGNAL_ALL_WR);



	/* update the QP table */

	nesdev->nesadapter->qp_table[nesqp->hwqp.qp_id-NES_FIRST_QPN] = nesqp;

	nes_debug(NES_DBG_QP, "netdev refcnt=%u\n",
@@ -3502,9 +3504,9 @@ static int nes_post_send(struct ib_qp *ibqp, struct ib_send_wr *ib_wr, 
		if (err)

			break;



		if (ib_wr->send_flags & IB_SEND_SIGNALED) {

		if ((ib_wr->send_flags & IB_SEND_SIGNALED) || nesqp->sig_all)

			wqe_misc |= NES_IWARP_SQ_WQE_SIGNALED_COMPL;

		}



		wqe->wqe_words[NES_IWARP_SQ_WQE_MISC_IDX] = cpu_to_le32(wqe_misc);



		ib_wr = ib_wr->next;

drivers/infiniband/hw/nes/nes_verbs.h

+9 −6
Original line number Diff line number Diff line
@@ -167,17 +167,20 @@ struct nes_qp { 
	enum ib_event_type    terminate_eventtype;

	wait_queue_head_t     kick_waitq;

	u16                   in_disconnect;

	u16                   active_conn:1;

	u16                   skip_lsmm:1;

	u16                   user_mode:1;

	u16                   hte_added:1;

	u16                   flush_issued:1;

	u16                   destroyed:1;

	u16                   sq_kmapped:1;

	u16                   sig_all:1;

	u16                   rsvd:8;

	u16                   private_data_len;

	u16                   term_sq_flush_code;

	u16                   term_rq_flush_code;

	u8                    active_conn;

	u8                    skip_lsmm;

	u8                    user_mode;

	u8                    hte_added;

	u8                    hw_iwarp_state;

	u8                    flush_issued;

	u8                    hw_tcp_state;

	u8                    term_flags;

	u8                    destroyed;

};

#endif			/* NES_VERBS_H */