90 lines
2.8 KiB
C
90 lines
2.8 KiB
C
/* QLogic qed NIC Driver
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* Copyright (c) 2015-2017 QLogic Corporation
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*
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* This software is available to you under a choice of one of two
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* licenses. You may choose to be licensed under the terms of the GNU
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* General Public License (GPL) Version 2, available from the file
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* COPYING in the main directory of this source tree, or the
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* OpenIB.org BSD license below:
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*
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* Redistribution and use in source and binary forms, with or
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* without modification, are permitted provided that the following
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* conditions are met:
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*
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* - Redistributions of source code must retain the above
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* copyright notice, this list of conditions and the following
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* disclaimer.
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*
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* - Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following
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* disclaimer in the documentation and /or other materials
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* provided with the distribution.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
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* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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#ifndef _QED_ISCSI_H
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#define _QED_ISCSI_H
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#include <linux/types.h>
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#include <linux/list.h>
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#include <linux/slab.h>
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#include <linux/spinlock.h>
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#include <linux/qed/tcp_common.h>
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#include <linux/qed/qed_iscsi_if.h>
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#include <linux/qed/qed_chain.h>
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#include "qed.h"
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#include "qed_hsi.h"
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#include "qed_mcp.h"
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#include "qed_sp.h"
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struct qed_iscsi_info {
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spinlock_t lock; /* Connection resources. */
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struct list_head free_list;
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u16 max_num_outstanding_tasks;
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void *event_context;
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iscsi_event_cb_t event_cb;
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};
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#ifdef CONFIG_QED_LL2
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extern const struct qed_ll2_ops qed_ll2_ops_pass;
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#endif
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#if IS_ENABLED(CONFIG_QED_ISCSI)
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int qed_iscsi_alloc(struct qed_hwfn *p_hwfn);
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void qed_iscsi_setup(struct qed_hwfn *p_hwfn);
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void qed_iscsi_free(struct qed_hwfn *p_hwfn);
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/**
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* @brief - Fills provided statistics struct with statistics.
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*
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* @param cdev
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* @param stats - points to struct that will be filled with statistics.
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*/
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void qed_get_protocol_stats_iscsi(struct qed_dev *cdev,
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struct qed_mcp_iscsi_stats *stats);
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#else /* IS_ENABLED(CONFIG_QED_ISCSI) */
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static inline int qed_iscsi_alloc(struct qed_hwfn *p_hwfn)
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{
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return -EINVAL;
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}
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static inline void qed_iscsi_setup(struct qed_hwfn *p_hwfn) {}
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static inline void qed_iscsi_free(struct qed_hwfn *p_hwfn) {}
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static inline void
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qed_get_protocol_stats_iscsi(struct qed_dev *cdev,
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struct qed_mcp_iscsi_stats *stats) {}
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#endif /* IS_ENABLED(CONFIG_QED_ISCSI) */
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#endif
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