drivers/net/qede/base/ecore_cxt.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_CID_
  10 #define _ECORE_CID_
  11
  12 #include "ecore_hsi_common.h"
  13 #include "ecore_proto_if.h"
  14 #include "ecore_cxt_api.h"
  15
  16 enum ecore_cxt_elem_type {
  17         ECORE_ELEM_CXT,
  18         ECORE_ELEM_TASK
  19 };
  20
  21 u32 ecore_cxt_get_proto_cid_count(struct ecore_hwfn *p_hwfn,
  22                                   enum protocol_type type, u32 *vf_cid);
  23
  24 u32 ecore_cxt_get_proto_cid_start(struct ecore_hwfn *p_hwfn,
  25                                   enum protocol_type type);
  26
  27 /**
  28  * @brief ecore_cxt_qm_iids - fills the cid/tid counts for the QM configuration
  29  *
  30  * @param p_hwfn
  31  * @param iids [out], a structure holding all the counters
  32  */
  33 void ecore_cxt_qm_iids(struct ecore_hwfn *p_hwfn, struct ecore_qm_iids *iids);
  34
  35 /**
  36  * @brief ecore_cxt_set_pf_params - Set the PF params for cxt init
  37  *
  38  * @param p_hwfn
  39  *
  40  * @return enum _ecore_status_t
  41  */
  42 enum _ecore_status_t ecore_cxt_set_pf_params(struct ecore_hwfn *p_hwfn);
  43
  44 /**
  45  * @brief ecore_cxt_set_proto_cid_count - Set the max cids per protocol for cxt
  46  *        init
  47  *
  48  * @param p_hwfn
  49  * @param type
  50  * @param cid_cnt - number of pf cids
  51  * @param vf_cid_cnt - number of vf cids
  52  */
  53 void ecore_cxt_set_proto_cid_count(struct ecore_hwfn *p_hwfn,
  54                                    enum protocol_type type,
  55                                    u32 cid_cnt, u32 vf_cid_cnt);
  56 /**
  57  * @brief ecore_cxt_cfg_ilt_compute - compute ILT init parameters
  58  *
  59  * @param p_hwfn
  60  *
  61  * @return enum _ecore_status_t
  62  */
  63 enum _ecore_status_t ecore_cxt_cfg_ilt_compute(struct ecore_hwfn *p_hwfn);
  64
  65 /**
  66  * @brief ecore_cxt_mngr_alloc - Allocate and init the context manager struct
  67  *
  68  * @param p_hwfn
  69  *
  70  * @return enum _ecore_status_t
  71  */
  72 enum _ecore_status_t ecore_cxt_mngr_alloc(struct ecore_hwfn *p_hwfn);
  73
  74 /**
  75  * @brief ecore_cxt_mngr_free
  76  *
  77  * @param p_hwfn
  78  */
  79 void ecore_cxt_mngr_free(struct ecore_hwfn *p_hwfn);
  80
  81 /**
  82  * @brief ecore_cxt_tables_alloc - Allocate ILT shadow, Searcher T2, acquired
  83  *        map
  84  *
  85  * @param p_hwfn
  86  *
  87  * @return enum _ecore_status_t
  88  */
  89 enum _ecore_status_t ecore_cxt_tables_alloc(struct ecore_hwfn *p_hwfn);
  90
  91 /**
  92  * @brief ecore_cxt_mngr_setup - Reset the acquired CIDs
  93  *
  94  * @param p_hwfn
  95  */
  96 void ecore_cxt_mngr_setup(struct ecore_hwfn *p_hwfn);
  97
  98 /**
  99  * @brief ecore_cxt_hw_init_common - Initailze ILT and DQ, common phase, per
 100  *        path.
 101  *
 102  * @param p_hwfn
 103  */
 104 void ecore_cxt_hw_init_common(struct ecore_hwfn *p_hwfn);
 105
 106 /**
 107  * @brief ecore_cxt_hw_init_pf - Initailze ILT and DQ, PF phase, per path.
 108  *
 109  * @param p_hwfn
 110  */
 111 void ecore_cxt_hw_init_pf(struct ecore_hwfn *p_hwfn);
 112
 113 /**
 114  * @brief ecore_qm_init_pf - Initailze the QM PF phase, per path
 115  *
 116  * @param p_hwfn
 117  */
 118 void ecore_qm_init_pf(struct ecore_hwfn *p_hwfn);
 119
 120  /**
 121  * @brief Reconfigures QM pf on the fly
 122  *
 123  * @param p_hwfn
 124  * @param p_ptt
 125  *
 126  * @return enum _ecore_status_t
 127  */
 128 enum _ecore_status_t ecore_qm_reconf(struct ecore_hwfn *p_hwfn,
 129                                      struct ecore_ptt *p_ptt);
 130
 131 /**
 132 * @brief ecore_cxt_release - Release a cid
 133 *
 134 * @param p_hwfn
 135 * @param cid
 136 */
 137 void ecore_cxt_release_cid(struct ecore_hwfn *p_hwfn, u32 cid);
 138
 139 /**
 140  * @brief ecore_cxt_free_proto_ilt - function frees ilt pages
 141  *        associated with the protocol passed.
 142  *
 143  * @param p_hwfn
 144  * @param proto
 145  *
 146  * @return enum _ecore_status_t
 147  */
 148 enum _ecore_status_t ecore_cxt_free_proto_ilt(struct ecore_hwfn *p_hwfn,
 149                                               enum protocol_type proto);
 150
 151 #define ECORE_CTX_WORKING_MEM 0
 152 #define ECORE_CTX_FL_MEM 1
 153 enum _ecore_status_t ecore_cxt_get_task_ctx(struct ecore_hwfn *p_hwfn,
 154                                             u32 tid,
 155                                             u8 ctx_type, void **task_ctx);
 156
 157 #endif /* _ECORE_CID_ */