media: atomisp: Use new atomisp_flush_video_pipe() helper in atomisp_streamoff()

Use the new atomisp_flush_video_pipe() helper instead of open-coding it.

Reviewed-by: Andy Shevchenko <andy@kernel.org>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>

drivers/staging/media/atomisp/pci/atomisp_ioctl.c

@@ -1732,11 +1732,6 @@ int atomisp_streamoff(struct file *file, void *fh, enum v4l2_buf_type type)
 	struct pci_dev *pdev = to_pci_dev(isp->dev);
 	struct atomisp_video_pipe *pipe = atomisp_to_video_pipe(vdev);
 	struct atomisp_sub_device *asd = pipe->asd;
-	struct atomisp_video_pipe *capture_pipe = NULL;
-	struct atomisp_video_pipe *vf_pipe = NULL;
-	struct atomisp_video_pipe *preview_pipe = NULL;
-	struct atomisp_video_pipe *video_pipe = NULL;
-	struct videobuf_buffer *vb, *_vb;
 	enum ia_css_pipe_id css_pipe_id;
 	int ret;
 	unsigned long flags;
@@ -1817,43 +1812,12 @@ int atomisp_streamoff(struct file *file, void *fh, enum v4l2_buf_type type)
 	css_pipe_id = atomisp_get_css_pipe_id(asd);
 	atomisp_css_stop(asd, css_pipe_id, false);
 
-	/* cancel work queue*/
+	atomisp_flush_video_pipe(pipe, true);
-	if (asd->video_out_capture.users) {
+
-		capture_pipe = &asd->video_out_capture;
-		wake_up_interruptible(&capture_pipe->capq.wait);
-	}
-	if (asd->video_out_vf.users) {
-		vf_pipe = &asd->video_out_vf;
-		wake_up_interruptible(&vf_pipe->capq.wait);
-	}
-	if (asd->video_out_preview.users) {
-		preview_pipe = &asd->video_out_preview;
-		wake_up_interruptible(&preview_pipe->capq.wait);
-	}
-	if (asd->video_out_video_capture.users) {
-		video_pipe = &asd->video_out_video_capture;
-		wake_up_interruptible(&video_pipe->capq.wait);
-	}
 	ret = videobuf_streamoff(&pipe->capq);
 	if (ret)
 		return ret;
 
-	/* cleanup css here */
-	/* no need for this, as ISP will be reset anyway */
-	/*atomisp_flush_bufs_in_css(isp);*/
-
-	spin_lock_irqsave(&pipe->irq_lock, flags);
-	list_for_each_entry_safe(vb, _vb, &pipe->activeq, queue) {
-		vb->state = VIDEOBUF_PREPARED;
-		list_del(&vb->queue);
-	}
-	list_for_each_entry_safe(vb, _vb, &pipe->buffers_waiting_for_param, queue) {
-		vb->state = VIDEOBUF_PREPARED;
-		list_del(&vb->queue);
-		pipe->frame_request_config_id[vb->i] = 0;
-	}
-	spin_unlock_irqrestore(&pipe->irq_lock, flags);
-
 	atomisp_subdev_cleanup_pending_events(asd);
 stopsensor:
 	if (atomisp_subdev_streaming_count(asd) + 1