2 * Copyright (c) 2017-2018 Cavium, Inc.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
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10 * notice, this list of conditions and the following disclaimer.
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15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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34 #include "ecore_hsi_common.h"
35 #include "ecore_proto_if.h"
36 #include "ecore_cxt_api.h"
38 /* Tasks segments definitions */
39 #define ECORE_CXT_ISCSI_TID_SEG PROTOCOLID_ISCSI /* 0 */
40 #define ECORE_CXT_FCOE_TID_SEG PROTOCOLID_FCOE /* 1 */
41 #define ECORE_CXT_ROCE_TID_SEG PROTOCOLID_ROCE /* 2 */
43 enum ecore_cxt_elem_type {
60 u32 ecore_cxt_get_proto_cid_count(struct ecore_hwfn *p_hwfn,
61 enum protocol_type type,
64 u32 ecore_cxt_get_proto_tid_count(struct ecore_hwfn *p_hwfn,
65 enum protocol_type type);
67 u32 ecore_cxt_get_proto_cid_start(struct ecore_hwfn *p_hwfn,
68 enum protocol_type type);
70 u32 ecore_cxt_get_srq_count(struct ecore_hwfn *p_hwfn);
72 u32 ecore_cxt_get_xrc_srq_count(struct ecore_hwfn *p_hwfn);
75 * @brief ecore_cxt_set_pf_params - Set the PF params for cxt init
79 * @return enum _ecore_status_t
81 enum _ecore_status_t ecore_cxt_set_pf_params(struct ecore_hwfn *p_hwfn,
85 * @brief ecore_cxt_cfg_ilt_compute - compute ILT init parameters
90 * @return enum _ecore_status_t
92 enum _ecore_status_t ecore_cxt_cfg_ilt_compute(struct ecore_hwfn *p_hwfn,
96 * @brief ecore_cxt_cfg_ilt_compute_excess - how many lines can be decreased
101 u32 ecore_cxt_cfg_ilt_compute_excess(struct ecore_hwfn *p_hwfn, u32 used_lines);
104 * @brief ecore_cxt_mngr_alloc - Allocate and init the context manager struct
108 * @return enum _ecore_status_t
110 enum _ecore_status_t ecore_cxt_mngr_alloc(struct ecore_hwfn *p_hwfn);
113 * @brief ecore_cxt_mngr_free
117 void ecore_cxt_mngr_free(struct ecore_hwfn *p_hwfn);
120 * @brief ecore_cxt_tables_alloc - Allocate ILT shadow, Searcher T2, acquired map
124 * @return enum _ecore_status_t
126 enum _ecore_status_t ecore_cxt_tables_alloc(struct ecore_hwfn *p_hwfn);
129 * @brief ecore_cxt_mngr_setup - Reset the acquired CIDs
133 void ecore_cxt_mngr_setup(struct ecore_hwfn *p_hwfn);
136 * @brief ecore_cxt_hw_init_common - Initailze ILT and DQ, common phase, per path.
140 void ecore_cxt_hw_init_common(struct ecore_hwfn *p_hwfn);
143 * @brief ecore_cxt_hw_init_pf - Initailze ILT and DQ, PF phase, per path.
148 void ecore_cxt_hw_init_pf(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt);
151 * @brief ecore_qm_init_pf - Initailze the QM PF phase, per path
155 * @param is_pf_loading
157 void ecore_qm_init_pf(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt,
161 * @brief Reconfigures QM pf on the fly
166 * @return enum _ecore_status_t
168 enum _ecore_status_t ecore_qm_reconf(struct ecore_hwfn *p_hwfn,
169 struct ecore_ptt *p_ptt);
171 #define ECORE_CXT_PF_CID (0xff)
174 * @brief ecore_cxt_release - Release a cid
179 void ecore_cxt_release_cid(struct ecore_hwfn *p_hwfn, u32 cid);
182 * @brief ecore_cxt_release - Release a cid belonging to a vf-queue
186 * @param vfid - engine relative index. ECORE_CXT_PF_CID if belongs to PF
188 void _ecore_cxt_release_cid(struct ecore_hwfn *p_hwfn,
192 * @brief ecore_cxt_acquire - Acquire a new cid of a specific protocol type
198 * @return enum _ecore_status_t
200 enum _ecore_status_t ecore_cxt_acquire_cid(struct ecore_hwfn *p_hwfn,
201 enum protocol_type type,
205 * @brief _ecore_cxt_acquire - Acquire a new cid of a specific protocol type
211 * @param vfid - engine relative index. ECORE_CXT_PF_CID if belongs to PF
213 * @return enum _ecore_status_t
215 enum _ecore_status_t _ecore_cxt_acquire_cid(struct ecore_hwfn *p_hwfn,
216 enum protocol_type type,
217 u32 *p_cid, u8 vfid);
220 * @brief ecore_cxt_get_tid_mem_info - function checks if the
221 * page containing the iid in the ilt is already
222 * allocated, if it is not it allocates the page.
228 * @return enum _ecore_status_t
231 ecore_cxt_dynamic_ilt_alloc(struct ecore_hwfn *p_hwfn,
232 enum ecore_cxt_elem_type elem_type,
236 * @brief ecore_cxt_free_ilt_range - function frees ilt pages
237 * associated with the protocol and element type passed.
242 * @return enum _ecore_status_t
245 ecore_cxt_free_ilt_range(struct ecore_hwfn *p_hwfn,
246 enum ecore_cxt_elem_type elem_type,
247 u32 start_iid, u32 count);
249 #define ECORE_CTX_WORKING_MEM 0
250 #define ECORE_CTX_FL_MEM 1
251 enum _ecore_status_t ecore_cxt_get_task_ctx(struct ecore_hwfn *p_hwfn,
256 u32 ecore_cxt_get_ilt_page_size(struct ecore_hwfn *p_hwfn,
257 enum ilt_clients ilt_client);
259 u32 ecore_cxt_get_total_srq_count(struct ecore_hwfn *p_hwfn);
261 #endif /* _ECORE_CID_ */