217ec20885
Added support for LLDP passthru Upgrade ECORE to version 8.33.5.0 Upgrade STORMFW to version 8.33.7.0 Added support for SRIOV MFC after:5 days
176 lines
4.8 KiB
C
176 lines
4.8 KiB
C
/*
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* Copyright (c) 2017-2018 Cavium, Inc.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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* $FreeBSD$
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*
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*/
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#ifndef __ECORE_LL2_H__
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#define __ECORE_LL2_H__
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#include "ecore.h"
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#include "ecore_hsi_eth.h"
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#include "ecore_chain.h"
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#include "ecore_hsi_common.h"
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#include "ecore_ll2_api.h"
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#include "ecore_sp_api.h"
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/* ECORE LL2: internal structures and functions*/
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#define ECORE_MAX_NUM_OF_LL2_CONNECTIONS (4)
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static OSAL_INLINE u8 ecore_ll2_handle_to_queue_id(struct ecore_hwfn *p_hwfn,
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u8 handle)
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{
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return p_hwfn->hw_info.resc_start[ECORE_LL2_QUEUE] + handle;
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}
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struct ecore_ll2_rx_packet
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{
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osal_list_entry_t list_entry;
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struct core_rx_bd_with_buff_len *rxq_bd;
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dma_addr_t rx_buf_addr;
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u16 buf_length;
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void *cookie;
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u8 placement_offset;
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u16 parse_flags;
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u16 packet_length;
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u16 vlan;
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u32 opaque_data[2];
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};
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struct ecore_ll2_tx_packet
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{
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osal_list_entry_t list_entry;
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u16 bd_used;
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bool notify_fw;
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void *cookie;
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struct {
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struct core_tx_bd *txq_bd;
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dma_addr_t tx_frag;
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u16 frag_len;
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} bds_set[1];
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/* Flexible Array of bds_set determined by max_bds_per_packet */
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};
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struct ecore_ll2_rx_queue {
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osal_spinlock_t lock;
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struct ecore_chain rxq_chain;
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struct ecore_chain rcq_chain;
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u8 rx_sb_index;
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bool b_cb_registred;
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__le16 *p_fw_cons;
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osal_list_t active_descq;
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osal_list_t free_descq;
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osal_list_t posting_descq;
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struct ecore_ll2_rx_packet *descq_array;
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void OSAL_IOMEM *set_prod_addr;
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};
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struct ecore_ll2_tx_queue {
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osal_spinlock_t lock;
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struct ecore_chain txq_chain;
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u8 tx_sb_index;
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bool b_cb_registred;
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__le16 *p_fw_cons;
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osal_list_t active_descq;
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osal_list_t free_descq;
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osal_list_t sending_descq;
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struct ecore_ll2_tx_packet *descq_array;
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struct ecore_ll2_tx_packet *cur_send_packet;
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struct ecore_ll2_tx_packet cur_completing_packet;
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u16 cur_completing_bd_idx;
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void OSAL_IOMEM *doorbell_addr;
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struct core_db_data db_msg;
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u16 bds_idx;
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u16 cur_send_frag_num;
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u16 cur_completing_frag_num;
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bool b_completing_packet;
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};
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struct ecore_ll2_info {
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osal_mutex_t mutex;
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struct ecore_ll2_acquire_data_inputs input;
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u32 cid;
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u8 my_id;
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u8 queue_id;
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u8 tx_stats_id;
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bool b_active;
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enum core_tx_dest tx_dest;
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u8 tx_stats_en;
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u8 main_func_queue;
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struct ecore_ll2_rx_queue rx_queue;
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struct ecore_ll2_tx_queue tx_queue;
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struct ecore_ll2_cbs cbs;
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};
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/**
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* @brief ecore_ll2_alloc - Allocates LL2 connections set
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*
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* @param p_hwfn
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*
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* @return enum _ecore_status_t
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*/
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enum _ecore_status_t ecore_ll2_alloc(struct ecore_hwfn *p_hwfn);
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/**
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* @brief ecore_ll2_setup - Inits LL2 connections set
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*
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* @param p_hwfn
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*
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*/
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void ecore_ll2_setup(struct ecore_hwfn *p_hwfn);
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/**
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* @brief ecore_ll2_free - Releases LL2 connections set
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*
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* @param p_hwfn
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*
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*/
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void ecore_ll2_free(struct ecore_hwfn *p_hwfn);
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#ifndef LINUX_REMOVE
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/**
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* @brief ecore_ll2_get_fragment_of_tx_packet
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*
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* @param p_hwfn
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* @param connection_handle LL2 connection's handle
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* obtained from
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* ecore_ll2_require_connection
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* @param addr
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* @param last_fragment)
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*
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* @return enum _ecore_status_t
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*/
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enum _ecore_status_t
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ecore_ll2_get_fragment_of_tx_packet(struct ecore_hwfn *p_hwfn,
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u8 connection_handle,
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dma_addr_t *addr,
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bool *last_fragment);
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#endif
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#endif /*__ECORE_LL2_H__*/
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