From: Dennis Dalessandro <dennis.dalessandro-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
To: dledford-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org
Cc: linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
Harish Chegondi
<harish.chegondi-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>,
Mike Marciniszyn
<mike.marciniszyn-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>,
Ira Weiny <ira.weiny-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
Subject: [PATCH v2 2/9] IB/qib: Implement qib support for AH notification
Date: Fri, 22 Jan 2016 12:56:08 -0800 [thread overview]
Message-ID: <20160122205607.6530.19059.stgit@scvm10.sc.intel.com> (raw)
In-Reply-To: <20160122205437.6530.68843.stgit-9QXIwq+3FY+1XWohqUldA0EOCMrvLtNR@public.gmane.org>
From: Harish Chegondi <harish.chegondi-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
Additional work is required to create an AH. This patch adds support to
set the VL correctly.
Reviewed-by: Mike Marciniszyn <mike.marciniszyn-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
Reviewed-by: Dennis Dalessandro <dennis.dalessandro-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
Reviewed-by: Ira Weiny <ira.weiny-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
Signed-off-by: Harish Chegondi <harish.chegondi-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
---
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 276e4dc..96e34f4 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 |
--
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next prev parent reply other threads:[~2016-01-22 20:56 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-01-22 20:55 [PATCH v2 0/9] Start to rely on rdmavt for qp support and other verbs Dennis Dalessandro
[not found] ` <20160122205437.6530.68843.stgit-9QXIwq+3FY+1XWohqUldA0EOCMrvLtNR@public.gmane.org>
2016-01-22 20:56 ` [PATCH v2 1/9] IB/qib: Remove ibport and use rdmavt version Dennis Dalessandro
2016-01-22 20:56 ` Dennis Dalessandro [this message]
2016-01-22 20:56 ` [PATCH v2 3/9] IB/qib: Remove mmap from qib Dennis Dalessandro
2016-01-22 20:56 ` [PATCH v2 4/9] IB/qib: Use rdmavt pkey verbs function Dennis Dalessandro
2016-01-22 20:56 ` [PATCH v2 5/9] IB/qib: Remove qpn, qp tables and related variables from qib Dennis Dalessandro
2016-01-22 20:56 ` [PATCH v2 6/9] IB/qib: Delete QIB user context allocation and de-alloction functions Dennis Dalessandro
2016-01-22 20:56 ` [PATCH v2 7/9] IB/qib: Remove qib_query_device function Dennis Dalessandro
2016-01-22 20:56 ` [PATCH v2 8/9] IB/qib: Use rdmavt send and receive flags Dennis Dalessandro
2016-01-22 20:56 ` [PATCH v2 9/9] IB/qib: Remove create qp and create qp table functionality Dennis Dalessandro
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