Commit 5418a5ab authored by Harish Chegondi's avatar Harish Chegondi Committed by Doug Ledford
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IB/qib: Implement qib support for AH notification 



Additional work is required to create an AH. This patch adds support to
set the VL correctly.

Reviewed-by: default avatarMike Marciniszyn <mike.marciniszyn@intel.com>
Reviewed-by: default avatarDennis Dalessandro <dennis.dalessandro@intel.com>
Reviewed-by: default avatarIra Weiny <ira.weiny@intel.com>
Signed-off-by: default avatarHarish Chegondi <harish.chegondi@intel.com>
Signed-off-by: default avatarDoug Ledford <dledford@redhat.com>
parent f24a6d48

drivers/infiniband/hw/qib/qib_verbs.c

+19 −0
Original line number Diff line number Diff line
@@ -1777,6 +1777,24 @@ int qib_check_ah(struct ib_device *ibdev, struct ib_ah_attr *ah_attr) 
	return 0;

}



static void qib_notify_new_ah(struct ib_device *ibdev,

			      struct ib_ah_attr *ah_attr,

			      struct rvt_ah *ah)

{

	struct qib_ibport *ibp;

	struct qib_pportdata *ppd;



	/*

	 * Do not trust reading anything from rvt_ah at this point as it is not

	 * done being setup. We can however modify things which we need to set.

	 */



	ibp = to_iport(ibdev, ah_attr->port_num);

	ppd = ppd_from_ibp(ibp);

	ah->vl = ibp->sl_to_vl[ah->attr.sl];

	ah->log_pmtu = ilog2(ppd->ibmtu);

}



struct ib_ah *qib_create_qp0_ah(struct qib_ibport *ibp, u16 dlid)

{

	struct ib_ah_attr attr;
@@ -2111,6 +2129,7 @@ int qib_register_ib_device(struct qib_devdata *dd) 
	dd->verbs_dev.rdi.driver_f.get_card_name = qib_get_card_name;

	dd->verbs_dev.rdi.driver_f.get_pci_dev = qib_get_pci_dev;

	dd->verbs_dev.rdi.driver_f.check_ah = qib_check_ah;

	dd->verbs_dev.rdi.driver_f.notify_new_ah = qib_notify_new_ah;

	dd->verbs_dev.rdi.dparms.props.max_pd = ib_qib_max_pds;

	dd->verbs_dev.rdi.dparms.props.max_ah = ib_qib_max_ahs;

	dd->verbs_dev.rdi.flags = (RVT_FLAG_QP_INIT_DRIVER |

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