diff options
| author |   Harish Chegondi <harish.chegondi@intel.com> | 2016-01-22 12:56:08 -0800 |
|---|---|---|
| committer |   Doug Ledford <dledford@redhat.com> | 2016-03-10 20:37:21 -0500 |
| commit | 5418a5abc96f908d31bfecee143fbf330ded60c1 (patch) | |
| tree | 8e655b0ad45451c0be70e570282e8cf05c99e5d0 /drivers/infiniband/hw/qib/qib_verbs.c | |
| parent | IB/qib: Remove ibport and use rdmavt version (diff) | |
| download | linux-dev-5418a5abc96f908d31bfecee143fbf330ded60c1.tar.xz linux-dev-5418a5abc96f908d31bfecee143fbf330ded60c1.zip | |
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: 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>
Diffstat (limited to '')
| -rw-r--r-- | drivers/infiniband/hw/qib/qib_verbs.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/qib/qib_verbs.c b/drivers/infiniband/hw/qib/qib_verbs.c index 276e4dcc2d46..96e34f476af6 100644 --- a/drivers/infiniband/hw/qib/qib_verbs.c +++ b/drivers/infiniband/hw/qib/qib_verbs.c @@ -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 | |