do not de-interlace when interlace to progressive

[#1]

i work with IMX6q,i find VDI is not work,And the video picture has Horizontal stripe.

i want to know how should i make VDI work?

FAE tell me enable g_vdi_enable in mxc_v4l2_tvin.c.but i do it already.The VDI don't  still work.

please help me, many thanks