[media] v4l: add support for selection api

This patch introduces new api for a precise control of cropping and composing
features for video devices. The new ioctls are VIDIOC_S_SELECTION and
VIDIOC_G_SELECTION.

Signed-off-by: Tomasz Stanislawski <t.stanislaws@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

1 files changed, 4 insertions, 0 deletions

diff --git a/include/media/v4l2-ioctl.h b/include/media/v4l2-ioctl.h
index 4d1c74ad4c84..3f5d60fc5df6 100644
--- a/include/media/v4l2-ioctl.h
+++ b/include/media/v4l2-ioctl.h
@@ -196,6 +196,10 @@ struct v4l2_ioctl_ops {
                                         struct v4l2_crop *a);
         int (*vidioc_s_crop)           (struct file *file, void *fh,
                                         struct v4l2_crop *a);
+        int (*vidioc_g_selection)      (struct file *file, void *fh,
+                                        struct v4l2_selection *s);
+        int (*vidioc_s_selection)      (struct file *file, void *fh,
+                                        struct v4l2_selection *s);
         /* Compression ioctls */
         int (*vidioc_g_jpegcomp)       (struct file *file, void *fh,
                                         struct v4l2_jpegcompression *a);