/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* Copyright (C) 2005 - 2016 Broadcom
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* All rights reserved.
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*
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* Contact Information:
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* linux-drivers@emulex.com
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*
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* Emulex
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* 3333 Susan Street
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* Costa Mesa, CA 92626
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*/
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#ifndef BE_ROCE_H
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#define BE_ROCE_H
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#include <linux/pci.h>
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#include <linux/netdevice.h>
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#define BE_ROCE_ABI_VERSION 1
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struct ocrdma_dev;
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enum be_interrupt_mode {
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BE_INTERRUPT_MODE_MSIX = 0,
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BE_INTERRUPT_MODE_INTX = 1,
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BE_INTERRUPT_MODE_MSI = 2,
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};
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#define MAX_MSIX_VECTORS 32
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struct be_dev_info {
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u8 __iomem *db;
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u64 unmapped_db;
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u32 db_page_size;
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u32 db_total_size;
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u64 dpp_unmapped_addr;
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u32 dpp_unmapped_len;
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struct pci_dev *pdev;
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struct net_device *netdev;
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u8 mac_addr[ETH_ALEN];
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u32 dev_family;
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enum be_interrupt_mode intr_mode;
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struct {
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int num_vectors;
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int start_vector;
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u32 vector_list[MAX_MSIX_VECTORS];
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} msix;
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};
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/* ocrdma driver register's the callback functions with nic driver. */
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struct ocrdma_driver {
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unsigned char name[32];
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u32 be_abi_version;
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struct ocrdma_dev *(*add) (struct be_dev_info *dev_info);
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void (*remove) (struct ocrdma_dev *);
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void (*state_change_handler) (struct ocrdma_dev *, u32 new_state);
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};
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enum be_roce_event {
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BE_DEV_SHUTDOWN = 2
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};
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/* APIs for RoCE driver to register callback handlers,
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* which will be invoked when device is added, removed, ifup, ifdown
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*/
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int be_roce_register_driver(struct ocrdma_driver *drv);
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void be_roce_unregister_driver(struct ocrdma_driver *drv);
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/* API for RoCE driver to issue mailbox commands */
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int be_roce_mcc_cmd(void *netdev_handle, void *wrb_payload,
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int wrb_payload_size, u16 *cmd_status, u16 *ext_status);
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#endif /* BE_ROCE_H */
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