IVTV_YUV_BUFFER_UV_OFFSET
u32 uv_offset = offset + IVTV_YUV_BUFFER_UV_OFFSET;
write_reg((yuv_offset[next_dma_frame] + IVTV_YUV_BUFFER_UV_OFFSET) >> 4, 0x830);
write_reg((yuv_offset[next_dma_frame] + IVTV_YUV_BUFFER_UV_OFFSET) >> 4, 0x838);
uv_buffer_offset = y_buffer_offset + IVTV_YUV_BUFFER_UV_OFFSET;