mirror of
https://github.com/torvalds/linux.git
synced 2024-12-15 07:33:56 +00:00
0cad7f71b5
I've decided to not document drm_debugfs_remove_files, it's on the way out. The biggest part is a huge todo.rst entry with what all should be improved. v2: Nits from Gabriel. Cc: Gabriel Krisman Bertazi <krisman@collabora.co.uk> Reviewed-by: Gabriel Krisman Bertazi <krisman@collabora.co.uk> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch> Link: http://patchwork.freedesktop.org/patch/msgid/20170322205401.24897-1-daniel.vetter@ffwll.ch
102 lines
3.4 KiB
C
102 lines
3.4 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_DEBUGFS_H_
|
|
#define _DRM_DEBUGFS_H_
|
|
|
|
/**
|
|
* struct drm_info_list - debugfs info list entry
|
|
*
|
|
* This structure represents a debugfs file to be created by the drm
|
|
* core.
|
|
*/
|
|
struct drm_info_list {
|
|
/** @name: file name */
|
|
const char *name;
|
|
/**
|
|
* @show:
|
|
*
|
|
* Show callback. &seq_file->private will be set to the &struct
|
|
* drm_info_node corresponding to the instance of this info on a given
|
|
* &struct drm_minor.
|
|
*/
|
|
int (*show)(struct seq_file*, void*);
|
|
/** @driver_features: Required driver features for this entry */
|
|
u32 driver_features;
|
|
/** @data: Driver-private data, should not be device-specific. */
|
|
void *data;
|
|
};
|
|
|
|
/**
|
|
* struct drm_info_node - Per-minor debugfs node structure
|
|
*
|
|
* This structure represents a debugfs file, as an instantiation of a &struct
|
|
* drm_info_list on a &struct drm_minor.
|
|
*
|
|
* FIXME:
|
|
*
|
|
* No it doesn't make a hole lot of sense that we duplicate debugfs entries for
|
|
* both the render and the primary nodes, but that's how this has organically
|
|
* grown. It should probably be fixed, with a compatibility link, if needed.
|
|
*/
|
|
struct drm_info_node {
|
|
/** @minor: &struct drm_minor for this node. */
|
|
struct drm_minor *minor;
|
|
/** @info_ent: template for this node. */
|
|
const struct drm_info_list *info_ent;
|
|
/* private: */
|
|
struct list_head list;
|
|
struct dentry *dent;
|
|
};
|
|
|
|
#if defined(CONFIG_DEBUG_FS)
|
|
int drm_debugfs_create_files(const struct drm_info_list *files,
|
|
int count, struct dentry *root,
|
|
struct drm_minor *minor);
|
|
int drm_debugfs_remove_files(const struct drm_info_list *files,
|
|
int count, struct drm_minor *minor);
|
|
#else
|
|
static inline int drm_debugfs_create_files(const struct drm_info_list *files,
|
|
int count, struct dentry *root,
|
|
struct drm_minor *minor)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
static inline int drm_debugfs_remove_files(const struct drm_info_list *files,
|
|
int count, struct drm_minor *minor)
|
|
{
|
|
return 0;
|
|
}
|
|
#endif
|
|
|
|
#endif /* _DRM_DEBUGFS_H_ */
|