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/*
* Copyright (c) 2017-2018 Cavium, Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
* $FreeBSD$
*
*/
#ifndef _ECORE_CID_
#define _ECORE_CID_
#include "ecore_hsi_common.h"
#include "ecore_proto_if.h"
#include "ecore_cxt_api.h"
/* Tasks segments definitions */
#define ECORE_CXT_ISCSI_TID_SEG PROTOCOLID_ISCSI /* 0 */
#define ECORE_CXT_FCOE_TID_SEG PROTOCOLID_FCOE /* 1 */
#define ECORE_CXT_ROCE_TID_SEG PROTOCOLID_ROCE /* 2 */
enum ecore_cxt_elem_type {
ECORE_ELEM_CXT,
ECORE_ELEM_SRQ,
ECORE_ELEM_TASK
};
u32 ecore_cxt_get_proto_cid_count(struct ecore_hwfn *p_hwfn,
enum protocol_type type,
u32 *vf_cid);
u32 ecore_cxt_get_proto_tid_count(struct ecore_hwfn *p_hwfn,
enum protocol_type type);
u32 ecore_cxt_get_proto_cid_start(struct ecore_hwfn *p_hwfn,
enum protocol_type type);
u32 ecore_cxt_get_srq_count(struct ecore_hwfn *p_hwfn);
/**
* @brief ecore_cxt_set_pf_params - Set the PF params for cxt init
*
* @param p_hwfn
*
* @return enum _ecore_status_t
*/
enum _ecore_status_t ecore_cxt_set_pf_params(struct ecore_hwfn *p_hwfn,
u32 rdma_tasks);
/**
* @brief ecore_cxt_cfg_ilt_compute - compute ILT init parameters
*
* @param p_hwfn
* @param last_line
*
* @return enum _ecore_status_t
*/
enum _ecore_status_t ecore_cxt_cfg_ilt_compute(struct ecore_hwfn *p_hwfn,
u32 *last_line);
/**
* @brief ecore_cxt_cfg_ilt_compute_excess - how many lines can be decreased
*
* @param p_hwfn
* @param used_lines
*/
u32 ecore_cxt_cfg_ilt_compute_excess(struct ecore_hwfn *p_hwfn, u32 used_lines);
/**
* @brief ecore_cxt_mngr_alloc - Allocate and init the context manager struct
*
* @param p_hwfn
*
* @return enum _ecore_status_t
*/
enum _ecore_status_t ecore_cxt_mngr_alloc(struct ecore_hwfn *p_hwfn);
/**
* @brief ecore_cxt_mngr_free
*
* @param p_hwfn
*/
void ecore_cxt_mngr_free(struct ecore_hwfn *p_hwfn);
/**
* @brief ecore_cxt_tables_alloc - Allocate ILT shadow, Searcher T2, acquired map
*
* @param p_hwfn
*
* @return enum _ecore_status_t
*/
enum _ecore_status_t ecore_cxt_tables_alloc(struct ecore_hwfn *p_hwfn);
/**
* @brief ecore_cxt_mngr_setup - Reset the acquired CIDs
*
* @param p_hwfn
*/
void ecore_cxt_mngr_setup(struct ecore_hwfn *p_hwfn);
/**
* @brief ecore_cxt_hw_init_common - Initailze ILT and DQ, common phase, per path.
*
* @param p_hwfn
*/
void ecore_cxt_hw_init_common(struct ecore_hwfn *p_hwfn);
/**
* @brief ecore_cxt_hw_init_pf - Initailze ILT and DQ, PF phase, per path.
*
* @param p_hwfn
* @param p_ptt
*/
void ecore_cxt_hw_init_pf(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt);
/**
* @brief ecore_qm_init_pf - Initailze the QM PF phase, per path
*
* @param p_hwfn
* @param p_ptt
*/
void ecore_qm_init_pf(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt);
/**
* @brief Reconfigures QM pf on the fly
*
* @param p_hwfn
* @param p_ptt
*
* @return enum _ecore_status_t
*/
enum _ecore_status_t ecore_qm_reconf(struct ecore_hwfn *p_hwfn,
struct ecore_ptt *p_ptt);
#define ECORE_CXT_PF_CID (0xff)
/**
* @brief ecore_cxt_release - Release a cid
*
* @param p_hwfn
* @param cid
*/
void ecore_cxt_release_cid(struct ecore_hwfn *p_hwfn, u32 cid);
/**
* @brief ecore_cxt_release - Release a cid belonging to a vf-queue
*
* @param p_hwfn
* @param cid
* @param vfid - engine relative index. ECORE_CXT_PF_CID if belongs to PF
*/
void _ecore_cxt_release_cid(struct ecore_hwfn *p_hwfn,
u32 cid, u8 vfid);
/**
* @brief ecore_cxt_acquire - Acquire a new cid of a specific protocol type
*
* @param p_hwfn
* @param type
* @param p_cid
*
* @return enum _ecore_status_t
*/
enum _ecore_status_t ecore_cxt_acquire_cid(struct ecore_hwfn *p_hwfn,
enum protocol_type type,
u32 *p_cid);
/**
* @brief _ecore_cxt_acquire - Acquire a new cid of a specific protocol type
* for a vf-queue
*
* @param p_hwfn
* @param type
* @param p_cid
* @param vfid - engine relative index. ECORE_CXT_PF_CID if belongs to PF
*
* @return enum _ecore_status_t
*/
enum _ecore_status_t _ecore_cxt_acquire_cid(struct ecore_hwfn *p_hwfn,
enum protocol_type type,
u32 *p_cid, u8 vfid);
/**
* @brief ecore_cxt_get_tid_mem_info - function checks if the
* page containing the iid in the ilt is already
* allocated, if it is not it allocates the page.
*
* @param p_hwfn
* @param elem_type
* @param iid
*
* @return enum _ecore_status_t
*/
enum _ecore_status_t
ecore_cxt_dynamic_ilt_alloc(struct ecore_hwfn *p_hwfn,
enum ecore_cxt_elem_type elem_type,
u32 iid);
/**
* @brief ecore_cxt_free_ilt_range - function frees ilt pages
* associated with the protocol and element type passed.
*
* @param p_hwfn
* @param proto
*
* @return enum _ecore_status_t
*/
enum _ecore_status_t
ecore_cxt_free_ilt_range(struct ecore_hwfn *p_hwfn,
enum ecore_cxt_elem_type elem_type,
u32 start_iid, u32 count);
#define ECORE_CTX_WORKING_MEM 0
#define ECORE_CTX_FL_MEM 1
enum _ecore_status_t ecore_cxt_get_task_ctx(struct ecore_hwfn *p_hwfn,
u32 tid,
u8 ctx_type,
void **task_ctx);
#endif /* _ECORE_CID_ */
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