[media] s5p-fimc: fimc_stop_capture bug fix

When is called fimc_stop_capture, it seems that wait_event_timeout
used improperly. It should be wake up by irq handler.

Reviewed-by Jonghun Han <jonghun.han@samsung.com>
Signed-off-by: Sungchun Kang <sungchun.kang@samsung.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

drivers/media/video/s5p-fimc/fimc-capture.c

@@ -204,7 +204,7 @@ static int fimc_stop_capture(struct fimc_dev *fimc)
 	spin_unlock_irqrestore(&fimc->slock, flags);
 
 	wait_event_timeout(fimc->irq_queue,
-			   test_bit(ST_CAPT_SHUT, &fimc->state),
+			   !test_bit(ST_CAPT_SHUT, &fimc->state),
 			   FIMC_SHUTDOWN_TIMEOUT);
 
 	v4l2_subdev_call(cap->sd, video, s_stream, 0);