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/****************************************************************************
*
* The MIT License (MIT)
*
* Copyright (c) 2014 - 2018 Vivante Corporation
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*
*****************************************************************************
*
* The GPL License (GPL)
*
* Copyright (C) 2014 - 2018 Vivante Corporation
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*****************************************************************************
*
* Note: This software is released under dual MIT and GPL licenses. A
* recipient may use this file under the terms of either the MIT license or
* GPL License. If you wish to use only one license not the other, you can
* indicate your decision by deleting one of the above license notices in your
* version of this file.
*
*****************************************************************************/
#ifndef __gc_hal_kernel_sync_h_
#define __gc_hal_kernel_sync_h_
#include <linux/types.h>
#if LINUX_VERSION_CODE < KERNEL_VERSION(4,9,0)
/* sync.h is in drivers/staging/android/ for now. */
#include <sync.h>
#include <gc_hal.h>
#include <gc_hal_base.h>
struct viv_sync_timeline
{
/* Parent object. */
struct sync_timeline obj;
/* Timestamp when sync_pt is created. */
gctUINT64 stamp;
/* Pointer to os struct. */
gckOS os;
};
struct viv_sync_pt
{
/* Parent object. */
struct sync_pt pt;
/* Reference signal. */
gctSIGNAL signal;
/* Timestamp when sync_pt is created. */
gctUINT64 stamp;
};
/* Create viv_sync_timeline object. */
struct viv_sync_timeline * viv_sync_timeline_create(const char *name, gckOS Os);
/* Create viv_sync_pt object. */
struct sync_pt * viv_sync_pt_create(struct viv_sync_timeline *obj,
gctSIGNAL signal);
#else /* v4.9.0 */
#include <linux/sync_file.h>
#include <linux/fence.h>
#include <linux/fence-array.h>
#include <gc_hal.h>
#include <gc_hal_base.h>
#include "gc_hal_kernel_linux.h"
struct viv_sync_timeline
{
char name[64];
/* Parent object. */
u64 context;
/* Timestamp when sync_pt is created. */
atomic64_t seqno;
/* Pointer to os struct. */
gckOS os;
};
struct viv_fence
{
/* must be the first. */
struct fence base;
spinlock_t lock;
struct viv_sync_timeline *parent;
/* link with signal. */
gctSIGNAL signal;
};
struct viv_sync_timeline * viv_sync_timeline_create(const char *name, gckOS Os);
void viv_sync_timeline_destroy(struct viv_sync_timeline *timeline);
struct fence * viv_fence_create(struct viv_sync_timeline *timeline,
gcsSIGNAL *signal);
#endif /* v4.9.0 */
#endif /* __gc_hal_kernel_sync_h_ */
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