mga_ioc32.c File Reference

#include <linux/compat.h>
#include <drm/drmP.h>
#include <drm/mga_drm.h>

Go to the source code of this file.

Data Structures
struct	drm32_mga_init
struct	drm_mga_getparam32
struct	drm_mga_drm_bootstrap32

Typedefs
typedef struct drm32_mga_init	drm_mga_init32_t
typedef struct drm_mga_getparam32	drm_mga_getparam32_t
typedef struct drm_mga_drm_bootstrap32	drm_mga_dma_bootstrap32_t

Functions
long	mga_compat_ioctl (struct file *filp, unsigned int cmd, unsigned long arg)

Variables
drm_ioctl_compat_t *	mga_compat_ioctls []

Detailed Description

32-bit ioctl compatibility routines for the MGA DRM.

Author

Dave Airlie airli.nosp@m.ed@l.nosp@m.inux..nosp@m.ie with code from patches by Egbert Eich

Copyright (C) Paul Mackerras 2005 Copyright (C) Egbert Eich 2003,2004 Copyright (C) Dave Airlie 2005 All Rights Reserved.

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 THE AUTHOR 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.

Definition in file mga_ioc32.c.

Typedef Documentation

typedef struct drm_mga_drm_bootstrap32 drm_mga_dma_bootstrap32_t

typedef struct drm_mga_getparam32 drm_mga_getparam32_t

typedef struct drm32_mga_init drm_mga_init32_t

Function Documentation

long mga_compat_ioctl	(	struct file *	filp,
		unsigned int	cmd,
		unsigned long	arg
	)

Called whenever a 32-bit process running under a 64-bit kernel performs an ioctl on /dev/dri/card<n>.

Parameters

filp	file pointer.
cmd	command.
arg	user argument.

Returns

zero on success or negative number on failure.

Definition at line 207 of file mga_ioc32.c.

Variable Documentation

drm_ioctl_compat_t* mga_compat_ioctls[]

Initial value:

= {
    [DRM_MGA_INIT] = compat_mga_init,
    [DRM_MGA_GETPARAM] = compat_mga_getparam,
    [DRM_MGA_DMA_BOOTSTRAP] = compat_mga_dma_bootstrap,
}

Definition at line 192 of file mga_ioc32.c.