/*
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* Copyright 2015 Rockchip Electronics Co. LTD
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef __HAL_TASK__
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#define __HAL_TASK__
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#include "rk_type.h"
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#include "mpp_err.h"
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typedef enum HalTaskStatus_e {
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TASK_IDLE,
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TASK_PROCESSING,
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TASK_PROC_DONE,
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TASK_BUTT,
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} HalTaskStatus;
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typedef void* HalTaskHnd;
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typedef void* HalTaskGroup;
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#ifdef __cplusplus
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extern "C" {
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#endif
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/*
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* group init / deinit will be called by hal
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* HalTaskGroup is a group of task list with status
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*/
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MPP_RET hal_task_group_init(HalTaskGroup *group, RK_S32 stage_cnt,
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RK_S32 task_cnt, RK_S32 task_size);
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MPP_RET hal_task_group_deinit(HalTaskGroup group);
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/*
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* normal working flow:
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*
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* dec:
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*
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* - codec
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* hal_task_get_hnd(group, idle, hnd) - dec try get idle task to work
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* hal_task_hnd_set_status(hnd, prepare) - dec prepare the task
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* codec prepare task
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* hal_task_hnd_set_status(hnd, wait_proc) - dec send the task to hardware queue
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*
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* - hal
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* hal_task_get_hnd(group, wait_proc, hnd) - hal get task on wait_proc status
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* hal start task
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* hal_task_set_hnd(hnd, processing) - hal send task to hardware for process
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* hal wait task done
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* hal_task_set_hnd(hnd, proc_done) - hal mark task is finished
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*
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* - codec
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* hal_task_get_hnd(group, task_done, hnd) - codec query the previous finished task
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* codec do error process on task
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* hal_task_set_hnd(hnd, idle) - codec mark task is idle
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*
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*/
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MPP_RET hal_task_get_hnd(HalTaskGroup group, RK_S32 status, HalTaskHnd *hnd);
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RK_S32 hal_task_get_count(HalTaskGroup group, RK_S32 status);
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MPP_RET hal_task_hnd_set_status(HalTaskHnd hnd, RK_S32 status);
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MPP_RET hal_task_hnd_set_info(HalTaskHnd hnd, void *task);
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MPP_RET hal_task_hnd_get_info(HalTaskHnd hnd, void *task);
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void *hal_task_hnd_get_data(HalTaskHnd hnd);
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MPP_RET hal_task_check_empty(HalTaskGroup group, RK_S32 status);
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#ifdef __cplusplus
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}
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#endif
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#endif /*__HAL_TASK__*/
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