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

   1 /* QLogic qed NIC Driver
   2  * Copyright (c) 2015-2017  QLogic Corporation
   3  *
   4  * This software is available to you under a choice of one of two
   5  * licenses.  You may choose to be licensed under the terms of the GNU
   6  * General Public License (GPL) Version 2, available from the file
   7  * COPYING in the main directory of this source tree, or the
   8  * OpenIB.org BSD license below:
   9  *
  10  *     Redistribution and use in source and binary forms, with or
  11  *     without modification, are permitted provided that the following
  12  *     conditions are met:
  13  *
  14  *      - Redistributions of source code must retain the above
  15  *        copyright notice, this list of conditions and the following
  16  *        disclaimer.
  17  *
  18  *      - Redistributions in binary form must reproduce the above
  19  *        copyright notice, this list of conditions and the following
  20  *        disclaimer in the documentation and /or other materials
  21  *        provided with the distribution.
  22  *
  23  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  24  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  25  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  26  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
  27  * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
  28  * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  29  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  30  * SOFTWARE.
  31  */
  32
  33 #ifndef _QED_FCOE_H
  34 #define _QED_FCOE_H
  35 #include <linux/types.h>
  36 #include <linux/list.h>
  37 #include <linux/slab.h>
  38 #include <linux/spinlock.h>
  39 #include <linux/qed/qed_fcoe_if.h>
  40 #include <linux/qed/qed_chain.h>
  41 #include "qed.h"
  42 #include "qed_hsi.h"
  43 #include "qed_mcp.h"
  44 #include "qed_sp.h"
  45
  46 struct qed_fcoe_info {
  47         spinlock_t lock; /* Connection resources. */
  48         struct list_head free_list;
  49 };
  50
  51 #if IS_ENABLED(CONFIG_QED_FCOE)
  52 int qed_fcoe_alloc(struct qed_hwfn *p_hwfn);
  53
  54 void qed_fcoe_setup(struct qed_hwfn *p_hwfn);
  55
  56 void qed_fcoe_free(struct qed_hwfn *p_hwfn);
  57 void qed_get_protocol_stats_fcoe(struct qed_dev *cdev,
  58                                  struct qed_mcp_fcoe_stats *stats);
  59 #else /* CONFIG_QED_FCOE */
  60 static inline int qed_fcoe_alloc(struct qed_hwfn *p_hwfn)
  61 {
  62         return -EINVAL;
  63 }
  64
  65 static inline void qed_fcoe_setup(struct qed_hwfn *p_hwfn) {}
  66 static inline void qed_fcoe_free(struct qed_hwfn *p_hwfn) {}
  67
  68 static inline void qed_get_protocol_stats_fcoe(struct qed_dev *cdev,
  69                                                struct qed_mcp_fcoe_stats *stats)
  70 {
  71 }
  72 #endif /* CONFIG_QED_FCOE */
  73
  74 #ifdef CONFIG_QED_LL2
  75 extern const struct qed_common_ops qed_common_ops_pass;
  76 extern const struct qed_ll2_ops qed_ll2_ops_pass;
  77 #endif
  78
  79 #endif /* _QED_FCOE_H */