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>
diff --git a/drivers/infiniband/hw/qib/qib_verbs.c b/drivers/infiniband/hw/qib/qib_verbs.c
index 276e4dcc..96e34f4 100644
--- a/drivers/infiniband/hw/qib/qib_verbs.c
+++ b/drivers/infiniband/hw/qib/qib_verbs.c
@@ -1777,6 +1777,24 @@
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 @@
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 |