This patch adds the query and modify port stubs. The query will mostly
entail the driver returning everything in the ib_port_attr which will get
handed back to the verbs layer. The modify will need some API helpers in
the driver. The send_trap and post_mad_send are still issues to address.
Reviewed-by: Mike Marciniszyn <mike.marciniszyn@xxxxxxxxx>
Reviewed-by: Ira Weiny <ira.weiny@xxxxxxxxx>
Signed-off-by: Dennis Dalessandro <dennis.dalessandro@xxxxxxxxx>
---
Changes since v1:
Fix comment style for rvt_query_port
Change stubs to return EOPNOTSUPP
drivers/infiniband/sw/rdmavt/vt.c | 48 +++++++++++++++++++++++++++++++++++++
1 files changed, 48 insertions(+), 0 deletions(-)
diff --git a/drivers/infiniband/sw/rdmavt/vt.c b/drivers/infiniband/sw/rdmavt/vt.c
index db14646..5ac241c 100644
--- a/drivers/infiniband/sw/rdmavt/vt.c
+++ b/drivers/infiniband/sw/rdmavt/vt.c
@@ -91,6 +91,52 @@ static int rvt_modify_device(struct ib_device *device,
return -EOPNOTSUPP;
}
+/**
+ * rvt_query_port: Passes the query port call to the driver
+ * @ibdev: Verbs IB dev
+ * @port: port number
+ * @props: structure to hold returned properties
+ *
+ * Returns 0 on success
+ */
+static int rvt_query_port(struct ib_device *ibdev, u8 port,
+ struct ib_port_attr *props)
+{
+ /*
+ * VT-DRIVER-API: query_port_state()
+ * driver returns pretty much everything in ib_port_attr
+ */
+ return -EOPNOTSUPP;
+}
+
+/**
+ * rvt_modify_port
+ * @ibdev: Verbs IB dev
+ * @port: Port number
+ * @port_modify_mask: How to change the port
+ * @props: Structure to fill in
+ *
+ * Returns 0 on success
+ */
+static int rvt_modify_port(struct ib_device *ibdev, u8 port,
+ int port_modify_mask, struct ib_port_modify *props)
+{
+ /*
+ * VT-DRIVER-API: set_link_state()
+ * driver will set the link state using the IB enumeration
+ *
+ * VT-DRIVER-API: clear_qkey_violations()
+ * clears driver private qkey counter
+ *
+ * VT-DRIVER-API: get_lid()
+ * driver needs to return the LID
+ *
+ * TBD: send_trap() and post_mad_send() need examined to see where they
+ * fit in.
+ */
+ return -EOPNOTSUPP;
+}
+
/*
* Check driver override. If driver passes a value use it, otherwise we use our
* own value.
@@ -106,6 +152,8 @@ int rvt_register_device(struct rvt_dev_info *rdi)
/* Dev Ops */
CHECK_DRIVER_OVERRIDE(rdi, query_device);
CHECK_DRIVER_OVERRIDE(rdi, modify_device);
+ CHECK_DRIVER_OVERRIDE(rdi, query_port);
+ CHECK_DRIVER_OVERRIDE(rdi, modify_port);
/* DMA Operations */
rdi->ibdev.dma_ops =
--
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