2017-11-03 18:28:30 +08:00
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// SPDX-License-Identifier: GPL-2.0
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2016-10-19 10:28:23 +08:00
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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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#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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