Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / drivers / net / ethernet / emulex / benet / be_roce.h

diff --git a/kernel/drivers/net/ethernet/emulex/benet/be_roce.h b/kernel/drivers/net/ethernet/emulex/benet/be_roce.h
new file mode 100644 (file)
index 0000000..e6f7eb1
--- /dev/null
+++ b/kernel/drivers/net/ethernet/emulex/benet/be_roce.h
@@ -0,0 +1,79 @@
+/*
+ * Copyright (C) 2005 - 2014 Emulex
+ * All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License version 2
+ * as published by the Free Software Foundation. The full GNU General
+ * Public License is included in this distribution in the file called COPYING.
+ *
+ * Contact Information:
+ * linux-drivers@emulex.com
+ *
+ * Emulex
+ * 3333 Susan Street
+ * Costa Mesa, CA 92626
+ */
+
+#ifndef BE_ROCE_H
+#define BE_ROCE_H
+
+#include <linux/pci.h>
+#include <linux/netdevice.h>
+
+#define BE_ROCE_ABI_VERSION    1
+
+struct ocrdma_dev;
+
+enum be_interrupt_mode {
+       BE_INTERRUPT_MODE_MSIX  = 0,
+       BE_INTERRUPT_MODE_INTX  = 1,
+       BE_INTERRUPT_MODE_MSI   = 2,
+};
+
+#define MAX_MSIX_VECTORS               32
+struct be_dev_info {
+       u8 __iomem *db;
+       u64 unmapped_db;
+       u32 db_page_size;
+       u32 db_total_size;
+       u64 dpp_unmapped_addr;
+       u32 dpp_unmapped_len;
+       struct pci_dev *pdev;
+       struct net_device *netdev;
+       u8 mac_addr[ETH_ALEN];
+       u32 dev_family;
+       enum be_interrupt_mode intr_mode;
+       struct {
+               int num_vectors;
+               int start_vector;
+               u32 vector_list[MAX_MSIX_VECTORS];
+       } msix;
+};
+
+/* ocrdma driver register's the callback functions with nic driver. */
+struct ocrdma_driver {
+       unsigned char name[32];
+       u32 be_abi_version;
+       struct ocrdma_dev *(*add) (struct be_dev_info *dev_info);
+       void (*remove) (struct ocrdma_dev *);
+       void (*state_change_handler) (struct ocrdma_dev *, u32 new_state);
+};
+
+enum {
+       BE_DEV_UP       = 0,
+       BE_DEV_DOWN     = 1,
+       BE_DEV_SHUTDOWN = 2
+};
+
+/* APIs for RoCE driver to register callback handlers,
+ * which will be invoked when device is added, removed, ifup, ifdown
+ */
+int be_roce_register_driver(struct ocrdma_driver *drv);
+void be_roce_unregister_driver(struct ocrdma_driver *drv);
+
+/* API for RoCE driver to issue mailbox commands */
+int be_roce_mcc_cmd(void *netdev_handle, void *wrb_payload,
+                   int wrb_payload_size, u16 *cmd_status, u16 *ext_status);
+
+#endif /* BE_ROCE_H */