mirror of https://gitee.com/openkylin/linux.git
44 lines
1.3 KiB
C
44 lines
1.3 KiB
C
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/*
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* mtu3_qmu.h - Queue Management Unit driver header
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*
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* Copyright (C) 2016 MediaTek Inc.
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*
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* Author: Chunfeng Yun <chunfeng.yun@mediatek.com>
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*
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* This software is licensed under the terms of the GNU General Public
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* License version 2, as published by the Free Software Foundation, and
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* may be copied, distributed, and modified under those terms.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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*/
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#ifndef __MTK_QMU_H__
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#define __MTK_QMU_H__
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#define MAX_GPD_NUM 64
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#define QMU_GPD_SIZE (sizeof(struct qmu_gpd))
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#define QMU_GPD_RING_SIZE (MAX_GPD_NUM * QMU_GPD_SIZE)
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#define GPD_BUF_SIZE 65532
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void mtu3_qmu_stop(struct mtu3_ep *mep);
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int mtu3_qmu_start(struct mtu3_ep *mep);
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void mtu3_qmu_resume(struct mtu3_ep *mep);
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void mtu3_qmu_flush(struct mtu3_ep *mep);
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void mtu3_insert_gpd(struct mtu3_ep *mep, struct mtu3_request *mreq);
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int mtu3_prepare_transfer(struct mtu3_ep *mep);
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int mtu3_gpd_ring_alloc(struct mtu3_ep *mep);
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void mtu3_gpd_ring_free(struct mtu3_ep *mep);
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irqreturn_t mtu3_qmu_isr(struct mtu3 *mtu);
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int mtu3_qmu_init(struct mtu3 *mtu);
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void mtu3_qmu_exit(struct mtu3 *mtu);
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#endif
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