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-rw-r--r--gpxe/src/include/gpxe/ib_pathrec.h76
1 files changed, 76 insertions, 0 deletions
diff --git a/gpxe/src/include/gpxe/ib_pathrec.h b/gpxe/src/include/gpxe/ib_pathrec.h
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+++ b/gpxe/src/include/gpxe/ib_pathrec.h
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+#ifndef _GPXE_IB_PATHREC_H
+#define _GPXE_IB_PATHREC_H
+
+/** @file
+ *
+ * Infiniband path records
+ *
+ */
+
+FILE_LICENCE ( GPL2_OR_LATER );
+
+#include <gpxe/infiniband.h>
+
+struct ib_mad_transaction;
+struct ib_path;
+
+/** Infiniband path operations */
+struct ib_path_operations {
+ /** Handle path transaction completion
+ *
+ * @v ibdev Infiniband device
+ * @v path Path
+ * @v rc Status code
+ * @v av Address vector, or NULL on error
+ */
+ void ( * complete ) ( struct ib_device *ibdev,
+ struct ib_path *path, int rc,
+ struct ib_address_vector *av );
+};
+
+/** An Infiniband path */
+struct ib_path {
+ /** Infiniband device */
+ struct ib_device *ibdev;
+ /** Address vector */
+ struct ib_address_vector av;
+ /** Management transaction */
+ struct ib_mad_transaction *madx;
+ /** Path operations */
+ struct ib_path_operations *op;
+ /** Owner private data */
+ void *owner_priv;
+};
+
+/**
+ * Set Infiniband path owner-private data
+ *
+ * @v path Path
+ * @v priv Private data
+ */
+static inline __always_inline void
+ib_path_set_ownerdata ( struct ib_path *path, void *priv ) {
+ path->owner_priv = priv;
+}
+
+/**
+ * Get Infiniband path owner-private data
+ *
+ * @v path Path
+ * @ret priv Private data
+ */
+static inline __always_inline void *
+ib_path_get_ownerdata ( struct ib_path *path ) {
+ return path->owner_priv;
+}
+
+extern struct ib_path *
+ib_create_path ( struct ib_device *ibdev, struct ib_address_vector *av,
+ struct ib_path_operations *op );
+extern void ib_destroy_path ( struct ib_device *ibdev,
+ struct ib_path *path );
+
+extern int ib_resolve_path ( struct ib_device *ibdev,
+ struct ib_address_vector *av );
+
+#endif /* _GPXE_IB_PATHREC_H */