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IB/qib: Implement qib support for AH notification

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

Reviewed-by: Mike Marciniszyn <mike.marciniszyn@intel.com>
Reviewed-by: Dennis Dalessandro <dennis.dalessandro@intel.com>
Reviewed-by: Ira Weiny <ira.weiny@intel.com>
Signed-off-by: Harish Chegondi <harish.chegondi@intel.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
This commit is contained in:
Harish Chegondi 2016-01-22 12:56:08 -08:00 committed by Doug Ledford
parent f24a6d4887
commit 5418a5abc9
1 changed files with 19 additions and 0 deletions
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19
drivers/infiniband/hw/qib/qib_verbs.c
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@ -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 |