struct most_video_dev *mdev = video_drvdata(filp);
        struct comp_fh *fh;
 
-       v4l2_info(&mdev->v4l2_dev, "comp_vdev_open()\n");
-
        switch (vdev->vfl_type) {
        case VFL_TYPE_GRABBER:
                break;
        struct most_video_dev *mdev = fh->mdev;
        struct mbo *mbo, *tmp;
 
-       v4l2_info(&mdev->v4l2_dev, "comp_vdev_close()\n");
-
        /*
         * We need to put MBOs back before we call most_stop_channel()
         * to deallocate MBOs.
        struct comp_fh *fh = priv;
        struct most_video_dev *mdev = fh->mdev;
 
-       v4l2_info(&mdev->v4l2_dev, "vidioc_querycap()\n");
-
        strlcpy(cap->driver, "v4l2_component", sizeof(cap->driver));
        strlcpy(cap->card, "MOST", sizeof(cap->card));
        snprintf(cap->bus_info, sizeof(cap->bus_info),
        struct comp_fh *fh = priv;
        struct most_video_dev *mdev = fh->mdev;
 
-       v4l2_info(&mdev->v4l2_dev, "vidioc_enum_fmt_vid_cap() %d\n", f->index);
-
        if (f->index)
                return -EINVAL;
 
        struct comp_fh *fh = priv;
        struct most_video_dev *mdev = fh->mdev;
 
-       v4l2_info(&mdev->v4l2_dev, "vidioc_g_fmt_vid_cap()\n");
-
        comp_set_format_struct(f);
        return 0;
 }
        struct comp_fh *fh = priv;
        struct most_video_dev *mdev = fh->mdev;
 
-       v4l2_info(&mdev->v4l2_dev, "vidioc_g_std()\n");
-
        *norm = V4L2_STD_UNKNOWN;
        return 0;
 }
        struct comp_fh *fh = priv;
        struct most_video_dev *mdev = fh->mdev;
 
-       v4l2_info(&mdev->v4l2_dev, "vidioc_s_input(%d)\n", index);
-
        if (index >= V4L2_CMP_MAX_INPUT)
                return -EINVAL;
        mdev->ctrl_input = index;
 {
        int ret;
 
-       v4l2_info(&mdev->v4l2_dev, "comp_register_videodev()\n");
-
        init_waitqueue_head(&mdev->wait_data);
 
        /* allocate and fill v4l2 video struct */
 
 static void comp_unregister_videodev(struct most_video_dev *mdev)
 {
-       v4l2_info(&mdev->v4l2_dev, "comp_unregister_videodev()\n");
-
        video_unregister_device(mdev->vdev);
 }
 
        int ret;
        struct most_video_dev *mdev = get_comp_dev(iface, channel_idx);
 
-       pr_info("comp_probe_channel(%s)\n", name);
-
        if (mdev) {
                pr_err("channel already linked\n");
                return -EEXIST;
        spin_lock_irq(&list_lock);
        list_add(&mdev->list, &video_devices);
        spin_unlock_irq(&list_lock);
-       v4l2_info(&mdev->v4l2_dev, "comp_probe_channel() done\n");
        return 0;
 
 err_unreg:
                return -ENOENT;
        }
 
-       v4l2_info(&mdev->v4l2_dev, "comp_disconnect_channel()\n");
-
        spin_lock_irq(&list_lock);
        list_del(&mdev->list);
        spin_unlock_irq(&list_lock);