1 /* SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause) */
2 /* QLogic qed NIC Driver
3  * Copyright (c) 2015-2017  QLogic Corporation
4  * Copyright (c) 2019-2020 Marvell International Ltd.
5  */
6 
7 #ifndef _QED_FCOE_H
8 #define _QED_FCOE_H
9 #include <linux/types.h>
10 #include <linux/list.h>
11 #include <linux/slab.h>
12 #include <linux/spinlock.h>
13 #include <linux/qed/qed_fcoe_if.h>
14 #include <linux/qed/qed_chain.h>
15 #include "qed.h"
16 #include "qed_hsi.h"
17 #include "qed_mcp.h"
18 #include "qed_sp.h"
19 
20 struct qed_fcoe_info {
21 	spinlock_t lock; /* Connection resources. */
22 	struct list_head free_list;
23 };
24 
25 #if IS_ENABLED(CONFIG_QED_FCOE)
26 int qed_fcoe_alloc(struct qed_hwfn *p_hwfn);
27 
28 void qed_fcoe_setup(struct qed_hwfn *p_hwfn);
29 
30 void qed_fcoe_free(struct qed_hwfn *p_hwfn);
31 /**
32  * qed_get_protocol_stats_fcoe(): Fills provided statistics
33  *				  struct with statistics.
34  *
35  * @cdev: Qed dev pointer.
36  * @stats: Points to struct that will be filled with statistics.
37  * @is_atomic: Hint from the caller - if the func can sleep or not.
38  *
39  * Context: The function should not sleep in case is_atomic == true.
40  * Return: Void.
41  */
42 void qed_get_protocol_stats_fcoe(struct qed_dev *cdev,
43 				 struct qed_mcp_fcoe_stats *stats,
44 				 bool is_atomic);
45 #else /* CONFIG_QED_FCOE */
46 static inline int qed_fcoe_alloc(struct qed_hwfn *p_hwfn)
47 {
48 	return -EINVAL;
49 }
50 
51 static inline void qed_fcoe_setup(struct qed_hwfn *p_hwfn) {}
52 static inline void qed_fcoe_free(struct qed_hwfn *p_hwfn) {}
53 
54 static inline void qed_get_protocol_stats_fcoe(struct qed_dev *cdev,
55 					       struct qed_mcp_fcoe_stats *stats,
56 					       bool is_atomic)
57 {
58 }
59 #endif /* CONFIG_QED_FCOE */
60 
61 #endif /* _QED_FCOE_H */
62