2023-08-30 17:31:07 +02:00
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/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause) */
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/* QLogic qed NIC Driver
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* Copyright (c) 2015-2017 QLogic Corporation
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* Copyright (c) 2019-2020 Marvell International Ltd.
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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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#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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* qed_get_protocol_stats_iscsi(): Fills provided statistics
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* struct with statistics.
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*
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* @cdev: Qed dev pointer.
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* @stats: Points to struct that will be filled with statistics.
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2023-10-24 12:59:35 +02:00
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* @is_atomic: Hint from the caller - if the func can sleep or not.
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2023-08-30 17:31:07 +02:00
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*
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2023-10-24 12:59:35 +02:00
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* Context: The function should not sleep in case is_atomic == true.
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2023-08-30 17:31:07 +02:00
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* Return: Void.
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*/
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void qed_get_protocol_stats_iscsi(struct qed_dev *cdev,
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2023-10-24 12:59:35 +02:00
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struct qed_mcp_iscsi_stats *stats,
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bool is_atomic);
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2023-08-30 17:31:07 +02:00
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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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2023-10-24 12:59:35 +02:00
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struct qed_mcp_iscsi_stats *stats,
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bool is_atomic) {}
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2023-08-30 17:31:07 +02:00
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#endif /* IS_ENABLED(CONFIG_QED_ISCSI) */
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#endif
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