Add qemu 2.4.0

[kvmfornfv.git] / qemu / roms / ipxe / src / include / ipxe / ib_mi.h

diff --git a/qemu/roms/ipxe/src/include/ipxe/ib_mi.h b/qemu/roms/ipxe/src/include/ipxe/ib_mi.h
new file mode 100644 (file)
index 0000000..5c5415b
--- /dev/null
+++ b/qemu/roms/ipxe/src/include/ipxe/ib_mi.h
@@ -0,0 +1,135 @@
+#ifndef _IPXE_IB_MI_H
+#define _IPXE_IB_MI_H
+
+/** @file
+ *
+ * Infiniband management interfaces
+ *
+ */
+
+FILE_LICENCE ( GPL2_OR_LATER );
+
+#include <ipxe/list.h>
+#include <ipxe/retry.h>
+#include <ipxe/tables.h>
+#include <ipxe/infiniband.h>
+
+struct ib_mad_interface;
+struct ib_mad_transaction;
+
+/** An Infiniband management agent */
+struct ib_mad_agent {
+       /** Management class */
+       uint8_t mgmt_class;
+       /** Class version */
+       uint8_t class_version;
+       /** Attribute (in network byte order) */
+       uint16_t attr_id;
+       /** Handle MAD
+        *
+        * @v ibdev             Infiniband device
+        * @v mi                Management interface
+        * @v mad               Received MAD
+        * @v av                Source address vector
+        * @ret rc              Return status code
+        */
+       void ( * handle ) ( struct ib_device *ibdev,
+                           struct ib_mad_interface *mi,
+                           union ib_mad *mad,
+                           struct ib_address_vector *av );
+};
+
+/** Infiniband management agents */
+#define IB_MAD_AGENTS __table ( struct ib_mad_agent, "ib_mad_agents" )
+
+/** Declare an Infiniband management agent */
+#define __ib_mad_agent __table_entry ( IB_MAD_AGENTS, 01 )
+
+/** Infiniband management transaction operations */
+struct ib_mad_transaction_operations {
+       /** Handle transaction completion
+        *
+        * @v ibdev             Infiniband device
+        * @v mi                Management interface
+        * @v madx              Management transaction
+        * @v rc                Status code
+        * @v mad               Received MAD (or NULL on error)
+        * @v av                Source address vector (or NULL on error)
+        *
+        * The completion handler should in most cases call
+        * ib_destroy_madx() to free up the completed transaction.
+        */
+       void ( * complete ) ( struct ib_device *ibdev,
+                             struct ib_mad_interface *mi,
+                             struct ib_mad_transaction *madx,
+                             int rc, union ib_mad *mad,
+                             struct ib_address_vector *av );
+};
+
+/** An Infiniband management transaction */
+struct ib_mad_transaction {
+       /** Associated management interface */
+       struct ib_mad_interface *mi;
+       /** List of transactions */
+       struct list_head list;
+       /** Retry timer */
+       struct retry_timer timer;
+       /** Destination address vector */
+       struct ib_address_vector av;
+       /** MAD being sent */
+       union ib_mad mad;
+       /** Transaction operations */
+       struct ib_mad_transaction_operations *op;
+       /** Owner private data */
+       void *owner_priv;
+};
+
+/** An Infiniband management interface */
+struct ib_mad_interface {
+       /** Infiniband device */
+       struct ib_device *ibdev;
+       /** Completion queue */
+       struct ib_completion_queue *cq;
+       /** Queue pair */
+       struct ib_queue_pair *qp;
+       /** List of management transactions */
+       struct list_head madx;
+};
+
+/**
+ * Set Infiniband management transaction owner-private data
+ *
+ * @v madx             Management transaction
+ * @v priv             Private data
+ */
+static inline __always_inline void
+ib_madx_set_ownerdata ( struct ib_mad_transaction *madx, void *priv ) {
+       madx->owner_priv = priv;
+}
+
+/**
+ * Get Infiniband management transaction owner-private data
+ *
+ * @v madx             Management transaction
+ * @ret priv           Private data
+ */
+static inline __always_inline void *
+ib_madx_get_ownerdata ( struct ib_mad_transaction *madx ) {
+       return madx->owner_priv;
+}
+
+extern int ib_mi_send ( struct ib_device *ibdev, struct ib_mad_interface *mi,
+                       union ib_mad *mad, struct ib_address_vector *av );
+extern struct ib_mad_transaction *
+ib_create_madx ( struct ib_device *ibdev, struct ib_mad_interface *mi,
+                union ib_mad *mad, struct ib_address_vector *av,
+                struct ib_mad_transaction_operations *op );
+extern void ib_destroy_madx ( struct ib_device *ibdev,
+                             struct ib_mad_interface *mi,
+                             struct ib_mad_transaction *madx );
+extern struct ib_mad_interface * ib_create_mi ( struct ib_device *ibdev,
+                                               enum ib_queue_pair_type type );
+extern void ib_destroy_mi ( struct ib_device *ibdev,
+                           struct ib_mad_interface *mi );
+
+#endif /* _IPXE_IB_MI_H */