1 /* 2 * Copyright (C) 2021–2022 Beijing OSWare Technology Co., Ltd 3 * This file contains confidential and proprietary information of 4 * OSWare Technology Co., Ltd 5 * 6 * Licensed under the Apache License, Version 2.0 (the "License"); 7 * you may not use this file except in compliance with the License. 8 * You may obtain a copy of the License at 9 * 10 * http://www.apache.org/licenses/LICENSE-2.0 11 * 12 * Unless required by applicable law or agreed to in writing, software 13 * distributed under the License is distributed on an "AS IS" BASIS, 14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 15 * See the License for the specific language governing permissions and 16 * limitations under the License. 17 */ 18 19 #ifndef IMX8MM_PLATFORM_OPS_H 20 #define IMX8MM_PLATFORM_OPS_H 21 22 #include "audio_core.h" 23 24 int32_t Imx8mmDmaBufAlloc(struct PlatformData *data, const enum AudioStreamType streamType); 25 int32_t Imx8mmDmaBufFree(struct PlatformData *data, const enum AudioStreamType streamType); 26 int32_t Imx8mmDmaRequestChannel(const struct PlatformData *data, const enum AudioStreamType streamType); 27 int32_t Imx8mmDmaConfigChannel(const struct PlatformData *data, const enum AudioStreamType streamType); 28 int32_t Imx8mmDmaPrep(const struct PlatformData *data, const enum AudioStreamType streamType); 29 int32_t Imx8mmDmaSubmit(const struct PlatformData *data, const enum AudioStreamType streamType); 30 int32_t Imx8mmDmaPending(struct PlatformData *data, const enum AudioStreamType streamType); 31 int32_t Imx8mmDmaPause(struct PlatformData *data, const enum AudioStreamType streamType); 32 int32_t Imx8mmDmaResume(const struct PlatformData *data, const enum AudioStreamType streamType); 33 int32_t Imx8mmDmaPointer(struct PlatformData *data, const enum AudioStreamType streamType, uint32_t *pointer); 34 35 #endif 36