}
/**
- * vb2_dqbuf() - Dequeue a buffer to the userspace
+ * vb2_core_dqbuf() - Dequeue a buffer to the userspace
* @q: videobuf2 queue
+ * @pindex: pointer to the buffer index. May be NULL
* @pb: buffer structure passed from userspace to vidioc_dqbuf handler
* in driver
* @nonblocking: if true, this call will not sleep waiting for a buffer if no