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| author | Laurent Pinchart <laurent.pinchart@ideasonboard.com> | 2009-11-27 13:56:50 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2009-12-16 00:17:54 -0200 |
| commit | eac8ea536aded07004bde917f05a2329902c64b0 (patch) | |
| tree | d083c2aee98e068e27ad4884dc905266709edfe8 /include/media | |
| parent | a3a9e287daa1f299e318161b790b1c5902b1d869 (diff) | |
| download | linux-eac8ea536aded07004bde917f05a2329902c64b0.tar.gz linux-eac8ea536aded07004bde917f05a2329902c64b0.tar.bz2 linux-eac8ea536aded07004bde917f05a2329902c64b0.zip | |
V4L/DVB (13549): v4l: Add video_device_node_name function
Many drivers access the device number (video_device::v4l2_devnode::num)
in order to print the video device node name. Add and use a helper
function to retrieve the video_device node name.
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'include/media')
| -rw-r--r-- | include/media/v4l2-dev.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/include/media/v4l2-dev.h b/include/media/v4l2-dev.h index 73c9867d744c..9135f57351f6 100644 --- a/include/media/v4l2-dev.h +++ b/include/media/v4l2-dev.h @@ -141,6 +141,11 @@ static inline void *video_drvdata(struct file *file) return video_get_drvdata(video_devdata(file)); } +static inline const char *video_device_node_name(struct video_device *vdev) +{ + return dev_name(&vdev->dev); +} + static inline int video_is_unregistered(struct video_device *vdev) { return test_bit(V4L2_FL_UNREGISTERED, &vdev->flags); |