Retro68/gcc/liboffloadmic/include/coi/sink/COIPipeline_sink.h
2017-10-07 02:16:47 +02:00

138 lines
4.8 KiB
C

/*
* Copyright 2010-2016 Intel Corporation.
*
* This library is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as published
* by the Free Software Foundation, version 2.1.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301 USA.
*
* Disclaimer: The codes contained in these modules may be specific
* to the Intel Software Development Platform codenamed Knights Ferry,
* and the Intel product codenamed Knights Corner, and are not backward
* compatible with other Intel products. Additionally, Intel will NOT
* support the codes or instruction set in future products.
*
* Intel offers no warranty of any kind regarding the code. This code is
* licensed on an "AS IS" basis and Intel is not obligated to provide
* any support, assistance, installation, training, or other services
* of any kind. Intel is also not obligated to provide any updates,
* enhancements or extensions. Intel specifically disclaims any warranty
* of merchantability, non-infringement, fitness for any particular
* purpose, and any other warranty.
*
* Further, Intel disclaims all liability of any kind, including but
* not limited to liability for infringement of any proprietary rights,
* relating to the use of the code, even if Intel is notified of the
* possibility of such liability. Except as expressly stated in an Intel
* license agreement provided with this code and agreed upon with Intel,
* no license, express or implied, by estoppel or otherwise, to any
* intellectual property rights is granted herein.
*/
#ifndef _COIPIPELINE_SINK_H
#define _COIPIPELINE_SINK_H
/** @ingroup COIPipeline
* @addtogroup COIPipelineSink
@{
* @file sink/COIPipeline_sink.h
*/
#ifndef DOXYGEN_SHOULD_SKIP_THIS
#include "../common/COITypes_common.h"
#include "../common/COIResult_common.h"
#ifdef __FreeBSD__
#define COINATIVELIBEXPORT_VISIBILITY "extern"
#else
#define COINATIVELIBEXPORT_VISIBILITY "default"
#endif
#ifdef __cplusplus
#define COINATIVELIBEXPORT \
extern "C" __attribute__ ((visibility(COINATIVELIBEXPORT_VISIBILITY)))
#else
#define COINATIVELIBEXPORT \
__attribute__ ((visibility(COINATIVELIBEXPORT_VISIBILITY)))
#endif
#ifdef __cplusplus
extern "C" {
#endif
#endif // DOXYGEN_SHOULD_SKIP_THIS
//////////////////////////////////////////////////////////////////////////////
///
/// This is the prototype that run functions should follow.
///
/// @param in_BufferCount
/// The number of buffers passed to the run function.
///
/// @param in_ppBufferPointers
/// An array that is in_BufferCount in length that contains the
/// sink side virtual addresses for each buffer passed in to
/// the run function.
///
/// @param in_pBufferLengths
/// An array that is in_BufferCount in length of uint32_t integers
/// describing the length of each passed in buffer in bytes.
///
/// @param in_pMiscData
/// Pointer to the MiscData passed in when the run function
/// was enqueued on the source.
///
/// @param in_MiscDataLen
/// Length in bytes of the MiscData passed in when the run function
/// was enqueued on the source.
///
/// @param in_pReturnValue
/// Pointer to the location where the return value from this run
/// function will be stored.
///
/// @param in_ReturnValueLength
/// Length in bytes of the user-allocated ReturnValue pointer.
///
/// @return A uint64_t that can be retrieved in the out_UserData parameter
/// from the COIPipelineWaitForEvent function.
///
typedef void
(*RunFunctionPtr_t)(
uint32_t in_BufferCount,
void **in_ppBufferPointers,
uint64_t *in_pBufferLengths,
void *in_pMiscData,
uint16_t in_MiscDataLength,
void *in_pReturnValue,
uint16_t in_ReturnValueLength);
///////////////////////////////////////////////////////////////////////////////
///
/// Start processing pipelines on the Sink. This should be done after any
/// required initialization in the Sink's application has finished. No
/// run functions will actually be executed (although they may be queued)
/// until this function is called.
///
///
/// @return COI_SUCCESS if the pipelines were successfully started.
///
COIRESULT
COIPipelineStartExecutingRunFunctions();
#ifdef __cplusplus
} /* extern "C" */
#endif
#endif /* _COIPIPELINE_SINK_H */
/*! @} */