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7cfdf711ff
To match the drm_ioctl.c we already have. v2: Remove spurious space (Ville). Cc: Ville Syrjälä <ville.syrjala@linux.intel.com> Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com> Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
103 lines
3.2 KiB
C
103 lines
3.2 KiB
C
/*
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* Internal Header for the Direct Rendering Manager
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*
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* Copyright 1999 Precision Insight, Inc., Cedar Park, Texas.
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* Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California.
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* Copyright (c) 2009-2010, Code Aurora Forum.
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* All rights reserved.
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*
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* Author: Rickard E. (Rik) Faith <faith@valinux.com>
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* Author: Gareth Hughes <gareth@valinux.com>
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
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* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*/
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#ifndef _DRM_IOCTL_H_
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#define _DRM_IOCTL_H_
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#include <linux/types.h>
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#include <asm/ioctl.h>
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struct drm_device;
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struct drm_file;
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struct file;
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/**
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* Ioctl function type.
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*
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* \param inode device inode.
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* \param file_priv DRM file private pointer.
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* \param cmd command.
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* \param arg argument.
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*/
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typedef int drm_ioctl_t(struct drm_device *dev, void *data,
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struct drm_file *file_priv);
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typedef int drm_ioctl_compat_t(struct file *filp, unsigned int cmd,
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unsigned long arg);
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#define DRM_IOCTL_NR(n) _IOC_NR(n)
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#define DRM_MAJOR 226
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#define DRM_AUTH 0x1
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#define DRM_MASTER 0x2
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#define DRM_ROOT_ONLY 0x4
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#define DRM_CONTROL_ALLOW 0x8
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#define DRM_UNLOCKED 0x10
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#define DRM_RENDER_ALLOW 0x20
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struct drm_ioctl_desc {
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unsigned int cmd;
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int flags;
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drm_ioctl_t *func;
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const char *name;
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};
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/**
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* Creates a driver or general drm_ioctl_desc array entry for the given
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* ioctl, for use by drm_ioctl().
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*/
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#define DRM_IOCTL_DEF_DRV(ioctl, _func, _flags) \
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[DRM_IOCTL_NR(DRM_IOCTL_##ioctl) - DRM_COMMAND_BASE] = { \
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.cmd = DRM_IOCTL_##ioctl, \
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.func = _func, \
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.flags = _flags, \
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.name = #ioctl \
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}
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int drm_ioctl_permit(u32 flags, struct drm_file *file_priv);
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long drm_ioctl(struct file *filp, unsigned int cmd, unsigned long arg);
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#ifdef CONFIG_COMPAT
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long drm_compat_ioctl(struct file *filp, unsigned int cmd, unsigned long arg);
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#else
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/* Let drm_compat_ioctl be assigned to .compat_ioctl unconditionally */
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#define drm_compat_ioctl NULL
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#endif
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bool drm_ioctl_flags(unsigned int nr, unsigned int *flags);
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int drm_noop(struct drm_device *dev, void *data,
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struct drm_file *file_priv);
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int drm_invalid_op(struct drm_device *dev, void *data,
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struct drm_file *file_priv);
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#endif /* _DRM_IOCTL_H_ */
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