static int vpif_mmap(struct file *filep, struct vm_area_struct *vma)
{
struct vpif_fh *fh = filep->private_data;
- struct common_obj *common = &fh->channel->common[VPIF_VIDEO_INDEX];
+ struct channel_obj *ch = fh->channel;
+ struct common_obj *common = &(ch->common[VPIF_VIDEO_INDEX]);
+
+ vpif_dbg(2, debug, "vpif_mmap\n");
return videobuf_mmap_mapper(&common->buffer_queue, vma);
}
}
/* functions implementing ioctls */
-
+/**
+ * vpif_querycap() - QUERYCAP handler
+ * @file: file ptr
+ * @priv: file handle
+ * @cap: ptr to v4l2_capability structure
+ */
static int vpif_querycap(struct file *file, void *priv,
struct v4l2_capability *cap)
{
if (ret < 0)
return ret;
- /* Call videobuf_streamon to start streaming in videobuf */
+ /* Call videobuf_streamon to start streaming in videobuf */
ret = videobuf_streamon(&common->buffer_queue);
if (ret < 0) {
vpif_err("videobuf_streamon\n");
vpif_obj.sd[i]->grp_id = 1 << i;
}
+ v4l2_info(&vpif_obj.v4l2_dev,
+ "DM646x VPIF display driver initialized\n");
return 0;
probe_subdev_out: