drivers/net/ethernet/qlogic/qed/qed_fcoe.h

   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 */