root/drivers/usb/mtu3/mtu3_qmu.h

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INCLUDED FROM


   1 // SPDX-License-Identifier: GPL-2.0
   2 /*
   3  * mtu3_qmu.h - Queue Management Unit driver header
   4  *
   5  * Copyright (C) 2016 MediaTek Inc.
   6  *
   7  * Author: Chunfeng Yun <chunfeng.yun@mediatek.com>
   8  */
   9 
  10 #ifndef __MTK_QMU_H__
  11 #define __MTK_QMU_H__
  12 
  13 #define MAX_GPD_NUM             64
  14 #define QMU_GPD_SIZE            (sizeof(struct qmu_gpd))
  15 #define QMU_GPD_RING_SIZE       (MAX_GPD_NUM * QMU_GPD_SIZE)
  16 
  17 #define GPD_BUF_SIZE            65532
  18 #define GPD_BUF_SIZE_EL         1048572
  19 
  20 void mtu3_qmu_stop(struct mtu3_ep *mep);
  21 int mtu3_qmu_start(struct mtu3_ep *mep);
  22 void mtu3_qmu_resume(struct mtu3_ep *mep);
  23 void mtu3_qmu_flush(struct mtu3_ep *mep);
  24 
  25 void mtu3_insert_gpd(struct mtu3_ep *mep, struct mtu3_request *mreq);
  26 int mtu3_prepare_transfer(struct mtu3_ep *mep);
  27 
  28 int mtu3_gpd_ring_alloc(struct mtu3_ep *mep);
  29 void mtu3_gpd_ring_free(struct mtu3_ep *mep);
  30 
  31 irqreturn_t mtu3_qmu_isr(struct mtu3 *mtu);
  32 int mtu3_qmu_init(struct mtu3 *mtu);
  33 void mtu3_qmu_exit(struct mtu3 *mtu);
  34 
  35 #endif

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