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| author | Daniel Vetter <daniel.vetter@ffwll.ch> | 2016-01-11 22:40:55 +0100 |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2016-01-25 08:39:58 +0100 |
| commit | bcb877e4dcf21c3ba486fd7cc563126f08c39b8a (patch) | |
| tree | 59c1e28b7241587d079f72672e15e49d78e13721 /Documentation/DocBook | |
| parent | drm/fbdev-helper: Explain how to debug console_lock fun (diff) | |
| download | linux-bcb877e4dcf21c3ba486fd7cc563126f08c39b8a.tar.xz linux-bcb877e4dcf21c3ba486fd7cc563126f08c39b8a.zip | |
drm: kerneldoc for drm_fops.c
Just prep work before I throw more drm_event refactorings on top.
Acked-by: Daniel Stone <daniels@collabora.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1452548477-15905-2-git-send-email-daniel.vetter@ffwll.ch
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Diffstat (limited to 'Documentation/DocBook')
| -rw-r--r-- | Documentation/DocBook/gpu.tmpl | 48 |
1 files changed, 2 insertions, 46 deletions
diff --git a/Documentation/DocBook/gpu.tmpl b/Documentation/DocBook/gpu.tmpl index a8669330b456..12731c296ff1 100644 --- a/Documentation/DocBook/gpu.tmpl +++ b/Documentation/DocBook/gpu.tmpl @@ -2886,52 +2886,8 @@ void (*postclose) (struct drm_device *, struct drm_file *);</synopsis> </sect2> <sect2> <title>File Operations</title> - <synopsis>const struct file_operations *fops</synopsis> - <abstract>File operations for the DRM device node.</abstract> - <para> - Drivers must define the file operations structure that forms the DRM - userspace API entry point, even though most of those operations are - implemented in the DRM core. The <methodname>open</methodname>, - <methodname>release</methodname> and <methodname>ioctl</methodname> - operations are handled by - <programlisting> - .owner = THIS_MODULE, - .open = drm_open, - .release = drm_release, - .unlocked_ioctl = drm_ioctl, - #ifdef CONFIG_COMPAT - .compat_ioctl = drm_compat_ioctl, - #endif - </programlisting> - </para> - <para> - Drivers that implement private ioctls that requires 32/64bit - compatibility support must provide their own - <methodname>compat_ioctl</methodname> handler that processes private - ioctls and calls <function>drm_compat_ioctl</function> for core ioctls. - </para> - <para> - The <methodname>read</methodname> and <methodname>poll</methodname> - operations provide support for reading DRM events and polling them. They - are implemented by - <programlisting> - .poll = drm_poll, - .read = drm_read, - .llseek = no_llseek, - </programlisting> - </para> - <para> - The memory mapping implementation varies depending on how the driver - manages memory. Pre-GEM drivers will use <function>drm_mmap</function>, - while GEM-aware drivers will use <function>drm_gem_mmap</function>. See - <xref linkend="drm-gem"/>. - <programlisting> - .mmap = drm_gem_mmap, - </programlisting> - </para> - <para> - No other file operation is supported by the DRM API. - </para> +!Pdrivers/gpu/drm/drm_fops.c file operations +!Edrivers/gpu/drm/drm_fops.c </sect2> <sect2> <title>IOCTLs</title> |