mirror of https://gitee.com/openkylin/linux.git
93 lines
2.3 KiB
C
93 lines
2.3 KiB
C
/*
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* Huawei HiNIC PCI Express Linux driver
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* Copyright(c) 2017 Huawei Technologies Co., Ltd
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* for more details.
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*
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*/
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#ifndef HINIC_HW_QP_H
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#define HINIC_HW_QP_H
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#include <linux/types.h>
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#include <linux/sizes.h>
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#include <linux/pci.h>
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#include <linux/skbuff.h>
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#include "hinic_hw_if.h"
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#include "hinic_hw_wqe.h"
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#include "hinic_hw_wq.h"
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#define HINIC_SQ_WQEBB_SIZE 64
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#define HINIC_RQ_WQEBB_SIZE 32
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#define HINIC_SQ_PAGE_SIZE SZ_4K
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#define HINIC_RQ_PAGE_SIZE SZ_4K
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#define HINIC_SQ_DEPTH SZ_4K
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#define HINIC_RQ_DEPTH SZ_4K
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#define HINIC_RX_BUF_SZ 2048
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struct hinic_sq {
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struct hinic_hwif *hwif;
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struct hinic_wq *wq;
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u32 irq;
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u16 msix_entry;
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void *hw_ci_addr;
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dma_addr_t hw_ci_dma_addr;
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void __iomem *db_base;
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struct sk_buff **saved_skb;
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};
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struct hinic_rq {
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struct hinic_hwif *hwif;
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struct hinic_wq *wq;
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u32 irq;
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u16 msix_entry;
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size_t buf_sz;
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struct sk_buff **saved_skb;
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struct hinic_rq_cqe **cqe;
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dma_addr_t *cqe_dma;
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u16 *pi_virt_addr;
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dma_addr_t pi_dma_addr;
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};
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struct hinic_qp {
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struct hinic_sq sq;
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struct hinic_rq rq;
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u16 q_id;
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};
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int hinic_init_sq(struct hinic_sq *sq, struct hinic_hwif *hwif,
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struct hinic_wq *wq, struct msix_entry *entry, void *ci_addr,
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dma_addr_t ci_dma_addr, void __iomem *db_base);
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void hinic_clean_sq(struct hinic_sq *sq);
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int hinic_init_rq(struct hinic_rq *rq, struct hinic_hwif *hwif,
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struct hinic_wq *wq, struct msix_entry *entry);
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void hinic_clean_rq(struct hinic_rq *rq);
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#endif
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