103 lines
3.2 KiB
C
103 lines
3.2 KiB
C
/*
|
|
* Internal Header for the Direct Rendering Manager
|
|
*
|
|
* Copyright 1999 Precision Insight, Inc., Cedar Park, Texas.
|
|
* Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California.
|
|
* Copyright (c) 2009-2010, Code Aurora Forum.
|
|
* All rights reserved.
|
|
*
|
|
* Author: Rickard E. (Rik) Faith <faith@valinux.com>
|
|
* Author: Gareth Hughes <gareth@valinux.com>
|
|
*
|
|
* 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 (including the next
|
|
* paragraph) 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
|
|
* VA LINUX SYSTEMS AND/OR ITS SUPPLIERS 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.
|
|
*/
|
|
|
|
#ifndef _DRM_IOCTL_H_
|
|
#define _DRM_IOCTL_H_
|
|
|
|
#include <linux/types.h>
|
|
|
|
#include <asm/ioctl.h>
|
|
|
|
struct drm_device;
|
|
struct drm_file;
|
|
struct file;
|
|
|
|
/**
|
|
* Ioctl function type.
|
|
*
|
|
* \param inode device inode.
|
|
* \param file_priv DRM file private pointer.
|
|
* \param cmd command.
|
|
* \param arg argument.
|
|
*/
|
|
typedef int drm_ioctl_t(struct drm_device *dev, void *data,
|
|
struct drm_file *file_priv);
|
|
|
|
typedef int drm_ioctl_compat_t(struct file *filp, unsigned int cmd,
|
|
unsigned long arg);
|
|
|
|
#define DRM_IOCTL_NR(n) _IOC_NR(n)
|
|
#define DRM_MAJOR 226
|
|
|
|
#define DRM_AUTH 0x1
|
|
#define DRM_MASTER 0x2
|
|
#define DRM_ROOT_ONLY 0x4
|
|
#define DRM_CONTROL_ALLOW 0x8
|
|
#define DRM_UNLOCKED 0x10
|
|
#define DRM_RENDER_ALLOW 0x20
|
|
|
|
struct drm_ioctl_desc {
|
|
unsigned int cmd;
|
|
int flags;
|
|
drm_ioctl_t *func;
|
|
const char *name;
|
|
};
|
|
|
|
/**
|
|
* Creates a driver or general drm_ioctl_desc array entry for the given
|
|
* ioctl, for use by drm_ioctl().
|
|
*/
|
|
|
|
#define DRM_IOCTL_DEF_DRV(ioctl, _func, _flags) \
|
|
[DRM_IOCTL_NR(DRM_IOCTL_##ioctl) - DRM_COMMAND_BASE] = { \
|
|
.cmd = DRM_IOCTL_##ioctl, \
|
|
.func = _func, \
|
|
.flags = _flags, \
|
|
.name = #ioctl \
|
|
}
|
|
|
|
int drm_ioctl_permit(u32 flags, struct drm_file *file_priv);
|
|
long drm_ioctl(struct file *filp, unsigned int cmd, unsigned long arg);
|
|
#ifdef CONFIG_COMPAT
|
|
long drm_compat_ioctl(struct file *filp, unsigned int cmd, unsigned long arg);
|
|
#else
|
|
/* Let drm_compat_ioctl be assigned to .compat_ioctl unconditionally */
|
|
#define drm_compat_ioctl NULL
|
|
#endif
|
|
bool drm_ioctl_flags(unsigned int nr, unsigned int *flags);
|
|
|
|
int drm_noop(struct drm_device *dev, void *data,
|
|
struct drm_file *file_priv);
|
|
int drm_invalid_op(struct drm_device *dev, void *data,
|
|
struct drm_file *file_priv);
|
|
|
|
#endif /* _DRM_IOCTL_H_ */
|