From 53a7dd26cd0aff8409e16c6cc1c7423d4a551f4b Mon Sep 17 00:00:00 2001
From: Michael Brown
Date: Fri, 2 Jan 2009 21:04:31 +0000
Subject: [infiniband] Call ib_open() only when opening the IPoIB net device

Defer the call to ib_open() until we want to actually open the device,
rather than when the device is registered.
---
 src/include/gpxe/infiniband.h | 25 ++++---------------------
 1 file changed, 4 insertions(+), 21 deletions(-)

(limited to 'src/include')

diff --git a/src/include/gpxe/infiniband.h b/src/include/gpxe/infiniband.h
index 1bb824019..196b59506 100644
--- a/src/include/gpxe/infiniband.h
+++ b/src/include/gpxe/infiniband.h
@@ -306,6 +306,8 @@ struct ib_device {
 	struct ib_device_operations *op;
 	/** Port number */
 	unsigned int port;
+	/** Port open request counter */
+	unsigned int open_count;
 
 	/** Port state */
 	uint8_t port_state;
@@ -364,6 +366,8 @@ extern void ib_complete_recv ( struct ib_device *ibdev,
 			       struct ib_queue_pair *qp,
 			       struct ib_address_vector *av,
 			       struct io_buffer *iobuf, int rc );
+extern int ib_open ( struct ib_device *ibdev );
+extern void ib_close ( struct ib_device *ibdev );
 extern int ib_mcast_attach ( struct ib_device *ibdev, struct ib_queue_pair *qp,
 			     struct ib_gid *gid );
 extern void ib_mcast_detach ( struct ib_device *ibdev,
@@ -389,27 +393,6 @@ ib_poll_cq ( struct ib_device *ibdev, struct ib_completion_queue *cq ) {
 	ibdev->op->poll_cq ( ibdev, cq );
 }
 
-/**
- * Open port
- *
- * @v ibdev		Infiniband device
- * @ret rc		Return status code
- */
-static inline __always_inline int
-ib_open ( struct ib_device *ibdev ) {
-	return ibdev->op->open ( ibdev );
-}
-
-/**
- * Close port
- *
- * @v ibdev		Infiniband device
- */
-static inline __always_inline void
-ib_close ( struct ib_device *ibdev ) {
-	ibdev->op->close ( ibdev );
-}
-
 /**
  * Check link state
  *
-- 
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