+static int mx3_stop_streaming(struct vb2_queue *q)
+{
+ struct soc_camera_device *icd = soc_camera_from_vb2q(q);
+ struct soc_camera_host *ici = to_soc_camera_host(icd->dev.parent);
+ struct mx3_camera_dev *mx3_cam = ici->priv;
+ struct idmac_channel *ichan = mx3_cam->idmac_channel[0];
+ struct dma_chan *chan;
+ struct mx3_camera_buffer *buf, *tmp;
+ unsigned long flags;
+
+ if (ichan) {
+ chan = &ichan->dma_chan;
+ chan->device->device_control(chan, DMA_TERMINATE_ALL, 0);
+ }
+
+ spin_lock_irqsave(&mx3_cam->lock, flags);
+
+ mx3_cam->active = NULL;
+
+ list_for_each_entry_safe(buf, tmp, &mx3_cam->capture, queue) {
+ buf->state = CSI_BUF_NEEDS_INIT;
+ list_del_init(&buf->queue);
+ }
+
+ spin_unlock_irqrestore(&mx3_cam->lock, flags);
+
+ return 0;
+}
+