We have a camera card based on ov5640 over mipi interface connected to our custom board with imx6 dualite. Streaming works fine. But sometimes the camera stops working. give below error
ERROR: v4l2 capture: VIDIOC_QBUF: buffer already queued
if i again restart the camera application,it will work.
would anyone please tell me how to debug this, and what error indicates by VIDIOC_QBUF: buffer already queued from mxc_v4l2_capture.c