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/* Copyright (c) 2012-2014, The Linux Foundation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 and
* only version 2 as published by the Free Software Foundation.
*
* 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.
*
*/
#ifndef __KGSL_SYNC_H
#define __KGSL_SYNC_H
#include "sync.h"
#include "kgsl_device.h"
struct kgsl_sync_timeline {
struct sync_timeline timeline;
unsigned int last_timestamp;
struct kgsl_device *device;
u32 context_id;
spinlock_t lock;
};
struct kgsl_sync_pt {
struct sync_pt pt;
struct kgsl_context *context;
unsigned int timestamp;
};
struct kgsl_sync_fence_waiter {
struct sync_fence_waiter waiter;
struct sync_fence *fence;
char name[32];
void (*func)(void *priv);
void *priv;
};
struct kgsl_syncsource;
#if defined(CONFIG_SYNC)
int kgsl_add_fence_event(struct kgsl_device *device,
u32 context_id, u32 timestamp, void __user *data, int len,
struct kgsl_device_private *owner);
int kgsl_sync_timeline_create(struct kgsl_context *context);
void kgsl_sync_timeline_destroy(struct kgsl_context *context);
struct kgsl_sync_fence_waiter *kgsl_sync_fence_async_wait(int fd,
void (*func)(void *priv), void *priv);
int kgsl_sync_fence_async_cancel(struct kgsl_sync_fence_waiter *waiter);
static inline void kgsl_sync_fence_log(struct sync_fence *fence)
{
}
#else
static inline int kgsl_add_fence_event(struct kgsl_device *device,
u32 context_id, u32 timestamp, void __user *data, int len,
struct kgsl_device_private *owner)
{
return -EINVAL;
}
static inline int kgsl_sync_timeline_create(struct kgsl_context *context)
{
context->timeline = NULL;
return 0;
}
static inline void kgsl_sync_timeline_destroy(struct kgsl_context *context)
{
}
static inline struct
kgsl_sync_fence_waiter *kgsl_sync_fence_async_wait(int fd,
void (*func)(void *priv), void *priv)
{
return NULL;
}
static inline int
kgsl_sync_fence_async_cancel(struct kgsl_sync_fence_waiter *waiter)
{
return 1;
}
static inline void kgsl_sync_fence_log(struct sync_fence *fence)
{
}
#endif
#ifdef CONFIG_ONESHOT_SYNC
long kgsl_ioctl_syncsource_create(struct kgsl_device_private *dev_priv,
unsigned int cmd, void *data);
long kgsl_ioctl_syncsource_destroy(struct kgsl_device_private *dev_priv,
unsigned int cmd, void *data);
long kgsl_ioctl_syncsource_create_fence(struct kgsl_device_private *dev_priv,
unsigned int cmd, void *data);
long kgsl_ioctl_syncsource_signal_fence(struct kgsl_device_private *dev_priv,
unsigned int cmd, void *data);
void kgsl_syncsource_put(struct kgsl_syncsource *syncsource);
#else
static inline long
kgsl_ioctl_syncsource_create(struct kgsl_device_private *dev_priv,
unsigned int cmd, void *data)
{
return -ENOIOCTLCMD;
}
static inline long
kgsl_ioctl_syncsource_destroy(struct kgsl_device_private *dev_priv,
unsigned int cmd, void *data)
{
return -ENOIOCTLCMD;
}
static inline long
kgsl_ioctl_syncsource_create_fence(struct kgsl_device_private *dev_priv,
unsigned int cmd, void *data)
{
return -ENOIOCTLCMD;
}
static inline long
kgsl_ioctl_syncsource_signal_fence(struct kgsl_device_private *dev_priv,
unsigned int cmd, void *data)
{
return -ENOIOCTLCMD;
}
static inline void kgsl_syncsource_put(struct kgsl_syncsource *syncsource)
{
}
#endif
#endif /* __KGSL_SYNC_H */
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