graphengine/third_party/fwkacllib/inc/runtime/event.h

/**
 * Copyright 2019-2020 Huawei Technologies Co., Ltd
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#ifndef CCE_RUNTIME_EVENT_H
#define CCE_RUNTIME_EVENT_H

#include "base.h"

#if defined(__cplusplus)
extern "C" {
#endif

typedef enum rtEventWaitStatus {
    EVENT_STATUS_COMPLETE = 0,
    EVENT_STATUS_NOT_READY = 1,
    EVENT_STATUS_MAX = 2,
} rtEventWaitStatus_t;

/**
 * @ingroup event_flags
 * @brief event op bit flags
 */
#define RT_EVENT_DEFAULT (0x0EU)
#define RT_EVENT_WITH_FLAG (0x0BU)

#define RT_EVENT_DDSYNC_NS    0x01U
#define RT_EVENT_STREAM_MARK  0x02U
#define RT_EVENT_DDSYNC       0x04U
#define RT_EVENT_TIME_LINE    0x08U

/**
 * @ingroup dvrt_event
 * @brief create event instance
 * @param [in|out] event   created event
 * @return RT_ERROR_NONE for ok
 * @return RT_ERROR_INVALID_VALUE for error input
 */
RTS_API rtError_t rtEventCreate(rtEvent_t *event);

/**
 * @ingroup dvrt_event
 * @brief create event instance with flag
 * @param [in|out] event   created event  flag event op flag
 * @return RT_ERROR_NONE for ok
 * @return RT_ERROR_INVALID_VALUE for error input
 */
RTS_API rtError_t rtEventCreateWithFlag(rtEvent_t *event, uint32_t flag);

/**
 * @ingroup dvrt_event
 * @brief destroy event instance
 * @param [in] event   event to destroy
 * @return RT_ERROR_NONE for ok
 * @return RT_ERROR_INVALID_VALUE for error input
 */
RTS_API rtError_t rtEventDestroy(rtEvent_t event);

/**
 * @ingroup dvrt_event
 * @brief get event id
 * @param [in] event_ event to be get
 * @param [in|out] event_id   event_id id
 * @return RT_ERROR_NONE for ok
 * @return RT_ERROR_INVALID_VALUE for error input
 */
RTS_API rtError_t rtGetEventID(rtEvent_t event, uint32_t *eventId);

/**
 * @ingroup dvrt_event
 * @brief event record
 * @param [int] event   event to record
 * @param [int] stream   stream handle
 * @return RT_ERROR_NONE for ok
 * @return RT_ERROR_INVALID_VALUE for error input
 */
RTS_API rtError_t rtEventRecord(rtEvent_t event, rtStream_t stream);

/**
 * @ingroup dvrt_event
 * @brief event reset
 * @param [int] event   event to reset
 * @param [int] stream   stream handle
 * @return RT_ERROR_NONE for ok
 */
RTS_API rtError_t rtEventReset(rtEvent_t event, rtStream_t stream);

/**
 * @ingroup dvrt_event
 * @brief wait event to be complete
 * @param [in] event   event to wait
 * @return RT_ERROR_NONE for ok
 * @return RT_ERROR_INVALID_VALUE for error input
 */
RTS_API rtError_t rtEventSynchronize(rtEvent_t event);

/**
 * @ingroup dvrt_event
 * @brief Queries an event's status
 * @param [in] event   event to query
 * @return RT_ERROR_NONE for complete
 * @return RT_ERROR_EVENT_NOT_COMPLETE for not complete
 */
RTS_API rtError_t rtEventQuery(rtEvent_t event);

/**
 * @ingroup dvrt_event
 * @brief Queries an event's wait status
 * @param [in] event   event to query
 * @param [in out] EVENT_WAIT_STATUS status
 * @return EVENT_STATUS_COMPLETE for complete
 * @return EVENT_STATUS_NOT_READY for not complete
 */
RTS_API rtError_t rtEventQueryWaitStatus(rtEvent_t event, rtEventWaitStatus_t *status);

/**
 * @ingroup dvrt_event
 * @brief computes the elapsed time between events.
 * @param [in] time   time between start and end in ms
 * @param [in] start  starting event
 * @param [in] end  ending event
 * @return RT_ERROR_NONE for ok, errno for failed
 */
RTS_API rtError_t rtEventElapsedTime(float32_t *time, rtEvent_t start, rtEvent_t end);

/**
 * @ingroup dvrt_event
 * @brief get the elapsed time from a event after event recorded.
 * @param [in] time   time in ms
 * @param [in] event  event handle
 * @return RT_ERROR_NONE for ok, errno for failed
 */
RTS_API rtError_t rtEventGetTimeStamp(uint64_t *time, rtEvent_t event);

/**
 * @ingroup dvrt_event
 * @brief name an event
 * @param [in] event  event to be named
 * @param [in] name  identification name
 * @return RT_ERROR_NONE for ok
 * @return RT_ERROR_INVALID_VALUE for error input of event, name
 * @return RT_ERROR_DRV_ERR for driver error
 */
RTS_API rtError_t rtNameEvent(rtEvent_t event, const char_t *name);

/**
 * @ingroup dvrt_event
 * @brief Create a notify
 * @param [in] device_id  device id
 * @param [in|out] notify_   notify to be created
 * @return RT_ERROR_NONE for ok
 * @return RT_ERROR_INVALID_VALUE for error input
 */
RTS_API rtError_t rtNotifyCreate(int32_t deviceId, rtNotify_t *notify);

/**
 * @ingroup dvrt_event
 * @brief Destroy a notify
 * @param [in] notify_   notify to be destroyed
 * @return RT_ERROR_NONE for ok
 * @return RT_ERROR_INVALID_VALUE for error input
 * @return RT_ERROR_DRV_ERR for driver error
 */
RTS_API rtError_t rtNotifyDestroy(rtNotify_t notify);

/**
 * @ingroup dvrt_event
 * @brief Record a notify
 * @param [in] notify_ notify to be recorded
 * @param [in] stream_  input stream
 * @return RT_ERROR_NONE for ok
 * @return RT_ERROR_INVALID_VALUE for error input
 * @return RT_ERROR_STREAM_CONTEXT for stream is not in current ctx
 */
RTS_API rtError_t rtNotifyRecord(rtNotify_t notify, rtStream_t stream);

/**
 * @ingroup dvrt_event
 * @brief Wait for a notify
 * @param [in] notify_ notify to be wait
 * @param [in] stream_  input stream
 * @return RT_ERROR_NONE for ok
 * @return RT_ERROR_INVALID_VALUE for error input
 * @return RT_ERROR_STREAM_CONTEXT for stream is not in current ctx
 */
RTS_API rtError_t rtNotifyWait(rtNotify_t notify, rtStream_t stream);

/**
 * @ingroup dvrt_event
 * @brief Wait for a notify with time out
 * @param [in] notify notify to be wait
 * @param [in] stream  input stream
 * @param [in] timeOut  input timeOut
 * @return RT_ERROR_NONE for ok
 * @return RT_ERROR_INVALID_VALUE for error input
 * @return RT_ERROR_STREAM_CONTEXT for stream is not in current ctx
 */
RTS_API rtError_t rtNotifyWaitWithTimeOut(rtNotify_t notify, rtStream_t stream, uint32_t timeOut);

/**
 * @ingroup dvrt_event
 * @brief Name a notify
 * @param [in] notify_ notify to be named
 * @param [in|out] name   identification name
 * @return RT_ERROR_NONE for ok
 * @return RT_ERROR_INVALID_VALUE for error input
 */
RTS_API rtError_t rtNameNotify(rtNotify_t notify, const char_t *name);

/**
 * @ingroup dvrt_event
 * @brief get notify id
 * @param [in] notify_ notify to be get
 * @param [in|out] notify_id   notify id
 * @return RT_ERROR_NONE for ok
 * @return RT_ERROR_INVALID_VALUE for error input
 */
RTS_API rtError_t rtGetNotifyID(rtNotify_t notify, uint32_t *notifyId);

/**
 * @ingroup dvrt_event
 * @brief Set a notify to IPC notify
 * @param [in] notify_ notify to be set to IPC notify
 * @param [in] name   identification name
 * @return RT_ERROR_NONE for ok
 * @return RT_ERROR_INVALID_VALUE for error input of
 */
RTS_API rtError_t rtIpcSetNotifyName(rtNotify_t notify, char_t *name, uint32_t len);

/**
 * @ingroup dvrt_event
 * @brief Open IPC notify
 * @param [out] notify the opened notify
 * @param [in] name   identification name
 * @return RT_ERROR_NONE for ok
 * @return RT_ERROR_INVALID_VALUE for error input
 */
RTS_API rtError_t rtIpcOpenNotify(rtNotify_t *notify, const char_t *name);

/**
 * @ingroup dvrt_event
 * @brief Get the physical address corresponding to notify
 * @param [in] notify notify to be queried
 * @param [in] devAddrOffset  device physical address offset
 * @return RT_ERROR_NONE for ok
 * @return RT_ERROR_INVALID_VALUE for error input
 * @return RT_ERROR_DRV_ERR for driver error
 */
RTS_API rtError_t rtNotifyGetAddrOffset(rtNotify_t notify, uint64_t *devAddrOffset);

/**
 * @ingroup dvrt_event
 * @brief Ipc set notify pid
 * @param [in] name name to be queried
 * @param [in] pid  process id
 * @param [in] num  length of pid[]
 * @return RT_ERROR_NONE for ok
 * @return RT_ERROR_INVALID_VALUE for error input
 * @return RT_ERROR_DRV_ERR for driver error
 */
RTS_API rtError_t rtSetIpcNotifyPid(const char_t *name, int32_t pid[], int32_t num);

#if defined(__cplusplus)
}
#endif

#endif  // CCE_RUNTIME_EVENT_H