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authorHans Verkuil <hverkuil@xs4all.nl>2009-04-01 03:41:09 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2009-04-06 21:44:20 -0300
commit78a3b4db2e53a1903c86e2856e175d85a3849e84 (patch)
treec22153691d3ab5210bc02bdc478b29a938e85dc5 /Documentation
parentb74c0aac357e5c71ee6de98b9887fe478bc73cf4 (diff)
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V4L/DVB (11367): v4l2-common: remove legacy code
Now that all drivers are converted to v4l2_subdev we can remove legacy code in v4l2-common. Also move the documentation of the internal API to v4l2-subdev.h where it really belongs. Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/video4linux/v4l2-framework.txt11
1 files changed, 0 insertions, 11 deletions
diff --git a/Documentation/video4linux/v4l2-framework.txt b/Documentation/video4linux/v4l2-framework.txt
index 4b54c629bc5..c9ae70a37a6 100644
--- a/Documentation/video4linux/v4l2-framework.txt
+++ b/Documentation/video4linux/v4l2-framework.txt
@@ -351,17 +351,6 @@ And this to go from an i2c_client to a v4l2_subdev struct:
struct v4l2_subdev *sd = i2c_get_clientdata(client);
-Finally you need to make a command function to make driver->command()
-call the right subdev_ops functions:
-
-static int subdev_command(struct i2c_client *client, unsigned cmd, void *arg)
-{
- return v4l2_subdev_command(i2c_get_clientdata(client), cmd, arg);
-}
-
-If driver->command is never used then you can leave this out. Eventually the
-driver->command usage should be removed from v4l.
-
Make sure to call v4l2_device_unregister_subdev(sd) when the remove() callback
is called. This will unregister the sub-device from the bridge driver. It is
safe to call this even if the sub-device was never registered.