drivers/net/qede/base/ecore_cxt_api.h

   1 /*
   2  * Copyright (c) 2016 QLogic Corporation.
   3  * All rights reserved.
   4  * www.qlogic.com
   5  *
   6  * See LICENSE.qede_pmd for copyright and licensing details.
   7  */
   8
   9 #ifndef __ECORE_CXT_API_H__
  10 #define __ECORE_CXT_API_H__
  11
  12 struct ecore_hwfn;
  13
  14 struct ecore_cxt_info {
  15         void                    *p_cxt;
  16         u32                     iid;
  17         enum protocol_type      type;
  18 };
  19
  20 #define MAX_TID_BLOCKS                  512
  21 struct ecore_tid_mem {
  22         u32 tid_size;
  23         u32 num_tids_per_block;
  24         u32 waste;
  25         u8 *blocks[MAX_TID_BLOCKS]; /* 4K */
  26 };
  27
  28 /**
  29 * @brief ecore_cxt_acquire - Acquire a new cid of a specific protocol type
  30 *
  31 * @param p_hwfn
  32 * @param type
  33 * @param p_cid
  34 *
  35 * @return enum _ecore_status_t
  36 */
  37 enum _ecore_status_t ecore_cxt_acquire_cid(struct ecore_hwfn  *p_hwfn,
  38                                            enum protocol_type type,
  39                                            u32 *p_cid);
  40
  41 /**
  42 * @brief ecoreo_cid_get_cxt_info - Returns the context info for a specific cid
  43 *
  44 *
  45 * @param p_hwfn
  46 * @param p_info in/out
  47 *
  48 * @return enum _ecore_status_t
  49 */
  50 enum _ecore_status_t ecore_cxt_get_cid_info(struct ecore_hwfn *p_hwfn,
  51                                             struct ecore_cxt_info *p_info);
  52
  53 /**
  54 * @brief ecore_cxt_get_tid_mem_info
  55 *
  56 * @param p_hwfn
  57 * @param p_info
  58 *
  59 * @return enum _ecore_status_t
  60 */
  61 enum _ecore_status_t ecore_cxt_get_tid_mem_info(struct ecore_hwfn *p_hwfn,
  62                                                 struct ecore_tid_mem *p_info);
  63
  64 #endif