kernel/drivers/staging/imgtec/pvr_drv.h

/* -*- mode: c; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */
/* vi: set ts=8 sw=8 sts=8: */
/*************************************************************************/ /*!
@File
@Title          PowerVR DRM driver
@Codingstyle    LinuxKernel
@Copyright      Copyright (c) Imagination Technologies Ltd. All Rights Reserved
@License        MIT

The contents of this file are subject to the MIT license as set out below.

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.

This License is also included in this distribution in the file called
"MIT-COPYING".

EXCEPT AS OTHERWISE STATED IN A NEGOTIATED AGREEMENT: (A) 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; AND (B) 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.
*/ /**************************************************************************/

#if !defined(__PVR_DRV_H__)
#define __PVR_DRV_H__

#include <linux/version.h>
#include <drm/drmP.h>
#include <linux/pm.h>

struct file;
struct _PVRSRV_DEVICE_NODE_;
struct workqueue_struct;
struct vm_area_struct;

/* This structure is used to store Linux specific per-device information. */
struct pvr_drm_private {
	struct _PVRSRV_DEVICE_NODE_ *dev_node;

#if defined(SUPPORT_BUFFER_SYNC) || defined(SUPPORT_NATIVE_FENCE_SYNC)
	struct workqueue_struct *fence_status_wq;
#endif
};

extern const struct dev_pm_ops pvr_pm_ops;
extern const struct drm_driver pvr_drm_generic_driver;

#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 18, 0))
int pvr_drm_load(struct drm_device *ddev, unsigned long flags);
#if (LINUX_VERSION_CODE < KERNEL_VERSION(4, 11, 0))
int pvr_drm_unload(struct drm_device *ddev);
#else
void pvr_drm_unload(struct drm_device *ddev);
#endif
#endif

#if defined(PDUMP)
int dbgdrv_init(void);
void dbgdrv_cleanup(void);
int dbgdrv_ioctl(struct drm_device *dev, void *arg, struct drm_file *file);
int dbgdrv_ioctl_compat(struct file *file, unsigned int cmd, unsigned long arg);
#endif

int PVRSRV_BridgeDispatchKM(struct drm_device *dev, void *arg,
			    struct drm_file *file);
int PVRSRV_MMap(struct file *file, struct vm_area_struct *ps_vma);

#endif /* !defined(__PVR_DRV_H__) */