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

Commit 85f00317 authored by Stefan Roscher's avatar Stefan Roscher Committed by Roland Dreier
Browse files

IB/ehca: Set SEND_GRH flag for all non-LL UD QPs on eHCA2 



Signed-off-by: default avatarJoachim Fenkes <fenkes@de.ibm.com>
Signed-off-by: default avatarRoland Dreier <rolandd@cisco.com>
parent 472803da

drivers/infiniband/hw/ehca/ehca_qp.c

+11 −0
Original line number Diff line number Diff line
@@ -1054,6 +1054,17 @@ static int internal_modify_qp(struct ib_qp *ibqp, 
		 "ehca_qp=%p qp_num=%x <VALID STATE CHANGE> qp_state_xsit=%x",

		 my_qp, ibqp->qp_num, statetrans);



	/* eHCA2 rev2 and higher require the SEND_GRH_FLAG to be set

	 * in non-LL UD QPs.

	 */

	if ((my_qp->qp_type == IB_QPT_UD) &&

	    (my_qp->ext_type != EQPT_LLQP) &&

	    (statetrans == IB_QPST_INIT2RTR) &&

	    (shca->hw_level >= 0x22)) {

		update_mask |= EHCA_BMASK_SET(MQPCB_MASK_SEND_GRH_FLAG, 1);

		mqpcb->send_grh_flag = 1;

	}



	/* sqe -> rts: set purge bit of bad wqe before actual trans */

	if ((my_qp->qp_type == IB_QPT_UD ||

	     my_qp->qp_type == IB_QPT_GSI ||