| developer | 13dc3c8 | 2020-10-16 11:38:39 +0800 | [diff] [blame] | 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 16 |
| 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 | |
| 19 | void mtu3_flush_cache(uintptr_t addr, u32 len); |
| 20 | void mtu3_inval_cache(uintptr_t addr, u32 len); |
| 21 | |
| 22 | void mtu3_qmu_stop(struct mtu3_ep *mep); |
| 23 | int mtu3_qmu_start(struct mtu3_ep *mep); |
| 24 | void mtu3_qmu_resume(struct mtu3_ep *mep); |
| 25 | void mtu3_qmu_flush(struct mtu3_ep *mep); |
| 26 | |
| 27 | void mtu3_insert_gpd(struct mtu3_ep *mep, struct mtu3_request *mreq); |
| 28 | int mtu3_prepare_transfer(struct mtu3_ep *mep); |
| 29 | |
| 30 | int mtu3_gpd_ring_alloc(struct mtu3_ep *mep); |
| 31 | void mtu3_gpd_ring_free(struct mtu3_ep *mep); |
| 32 | |
| 33 | irqreturn_t mtu3_qmu_isr(struct mtu3 *mtu); |
| 34 | void mtu3_qmu_init(struct mtu3 *mtu); |
| 35 | void mtu3_qmu_exit(struct mtu3 *mtu); |
| 36 | |
| 37 | #endif |