Hi Randy, On Wed, Jun 5, 2019 at 4:37 PM Randy Dunlap <rdunlap@xxxxxxxxxxxxx> wrote: > on x86_64: > > ld: drivers/staging/media/imx/imx-media-internal-sd.o: in function `imx_media_register_ipu_internal_subdevs': > imx-media-internal-sd.c:(.text+0xd1): undefined reference to `ipu_get_num' Thanks for reporting this problem. I will submit a fix.