| // SPDX-License-Identifier: GPL-2.0 |
| /* |
| * mtu3_qmu.h - Queue Management Unit driver header |
| * |
| * Copyright (C) 2016 MediaTek Inc. |
| * |
| * Author: Chunfeng Yun <chunfeng.yun@mediatek.com> |
| * |
| * This software is licensed under the terms of the GNU General Public |
| * License version 2, as published by the Free Software Foundation, and |
| * may be copied, distributed, and modified under those terms. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| */ |
| |
| #ifndef __MTK_QMU_H__ |
| #define __MTK_QMU_H__ |
| |
| #define MAX_GPD_NUM 64 |
| #define QMU_GPD_SIZE (sizeof(struct qmu_gpd)) |
| #define QMU_GPD_RING_SIZE (MAX_GPD_NUM * QMU_GPD_SIZE) |
| |
| #define GPD_BUF_SIZE 65532 |
| |
| void mtu3_qmu_stop(struct mtu3_ep *mep); |
| int mtu3_qmu_start(struct mtu3_ep *mep); |
| void mtu3_qmu_resume(struct mtu3_ep *mep); |
| void mtu3_qmu_flush(struct mtu3_ep *mep); |
| |
| void mtu3_insert_gpd(struct mtu3_ep *mep, struct mtu3_request *mreq); |
| int mtu3_prepare_transfer(struct mtu3_ep *mep); |
| |
| int mtu3_gpd_ring_alloc(struct mtu3_ep *mep); |
| void mtu3_gpd_ring_free(struct mtu3_ep *mep); |
| |
| irqreturn_t mtu3_qmu_isr(struct mtu3 *mtu); |
| int mtu3_qmu_init(struct mtu3 *mtu); |
| void mtu3_qmu_exit(struct mtu3 *mtu); |
| |
| #endif |
