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Diffstat (limited to 'include/linux/qed/qede_rdma.h')
-rw-r--r--include/linux/qed/qede_rdma.h94
1 files changed, 94 insertions, 0 deletions
diff --git a/include/linux/qed/qede_rdma.h b/include/linux/qed/qede_rdma.h
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+++ b/include/linux/qed/qede_rdma.h
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+/* QLogic qedr NIC Driver
+ * Copyright (c) 2015-2017 QLogic Corporation
+ *
+ * This software is available to you under a choice of one of two
+ * licenses. You may choose to be licensed under the terms of the GNU
+ * General Public License (GPL) Version 2, available from the file
+ * COPYING in the main directory of this source tree, or the
+ * OpenIB.org BSD license below:
+ *
+ * Redistribution and use in source and binary forms, with or
+ * without modification, are permitted provided that the following
+ * conditions are met:
+ *
+ * - Redistributions of source code must retain the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer.
+ *
+ * - Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer in the documentation and /or other materials
+ * provided with the distribution.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
+ * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
+ * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+#ifndef QEDE_ROCE_H
+#define QEDE_ROCE_H
+
+#include <linux/pci.h>
+#include <linux/netdevice.h>
+#include <linux/types.h>
+#include <linux/workqueue.h>
+
+struct qedr_dev;
+struct qed_dev;
+struct qede_dev;
+
+enum qede_rdma_event {
+ QEDE_UP,
+ QEDE_DOWN,
+ QEDE_CHANGE_ADDR,
+ QEDE_CLOSE
+};
+
+struct qede_rdma_event_work {
+ struct list_head list;
+ struct work_struct work;
+ void *ptr;
+ enum qede_rdma_event event;
+};
+
+struct qedr_driver {
+ unsigned char name[32];
+
+ struct qedr_dev* (*add)(struct qed_dev *, struct pci_dev *,
+ struct net_device *);
+
+ void (*remove)(struct qedr_dev *);
+ void (*notify)(struct qedr_dev *, enum qede_rdma_event);
+};
+
+/* APIs for RDMA driver to register callback handlers,
+ * which will be invoked when device is added, removed, ifup, ifdown
+ */
+int qede_rdma_register_driver(struct qedr_driver *drv);
+void qede_rdma_unregister_driver(struct qedr_driver *drv);
+
+bool qede_rdma_supported(struct qede_dev *dev);
+
+#if IS_ENABLED(CONFIG_QED_RDMA)
+int qede_rdma_dev_add(struct qede_dev *dev);
+void qede_rdma_dev_event_open(struct qede_dev *dev);
+void qede_rdma_dev_event_close(struct qede_dev *dev);
+void qede_rdma_dev_remove(struct qede_dev *dev);
+void qede_rdma_event_changeaddr(struct qede_dev *edr);
+
+#else
+static inline int qede_rdma_dev_add(struct qede_dev *dev)
+{
+ return 0;
+}
+
+static inline void qede_rdma_dev_event_open(struct qede_dev *dev) {}
+static inline void qede_rdma_dev_event_close(struct qede_dev *dev) {}
+static inline void qede_rdma_dev_remove(struct qede_dev *dev) {}
+static inline void qede_rdma_event_changeaddr(struct qede_dev *edr) {}
+#endif
+#endif