Hi Randy, Thank you for the patch. On Thu, Mar 31, 2022 at 04:11:28PM -0700, Randy Dunlap wrote: > imx-mipi-csis uses interfaces that are made available by VIDEO_DEV, > so the driver should depend on VIDEO_DEV to eliminate build errors. > > Fixes these build errors: > > aarch64-linux-ld: drivers/media/platform/nxp/imx-mipi-csis.o: in function `mipi_csis_calculate_params': > imx-mipi-csis.c:(.text+0x2ec): undefined reference to `v4l2_get_link_freq' > aarch64-linux-ld: drivers/media/platform/nxp/imx-mipi-csis.o: in function `mipi_csis_async_register': > imx-mipi-csis.c:(.text+0x464): undefined reference to `v4l2_async_nf_init' > aarch64-linux-ld: imx-mipi-csis.c:(.text+0x48c): undefined reference to `v4l2_fwnode_endpoint_parse' > aarch64-linux-ld: imx-mipi-csis.c:(.text+0x538): undefined reference to `__v4l2_async_nf_add_fwnode_remote' > aarch64-linux-ld: imx-mipi-csis.c:(.text+0x56c): undefined reference to `v4l2_async_subdev_nf_register' > aarch64-linux-ld: imx-mipi-csis.c:(.text+0x57c): undefined reference to `v4l2_async_register_subdev' > aarch64-linux-ld: drivers/media/platform/nxp/imx-mipi-csis.o: in function `mipi_csis_notify_bound': > imx-mipi-csis.c:(.text+0x5e0): undefined reference to `v4l2_create_fwnode_links_to_pad' > aarch64-linux-ld: drivers/media/platform/nxp/imx-mipi-csis.o: in function `mipi_csis_probe': > imx-mipi-csis.c:(.text+0x1088): undefined reference to `v4l2_subdev_init' > aarch64-linux-ld: imx-mipi-csis.c:(.text+0x1148): undefined reference to `v4l2_async_nf_unregister' > aarch64-linux-ld: imx-mipi-csis.c:(.text+0x1150): undefined reference to `v4l2_async_nf_cleanup' > aarch64-linux-ld: imx-mipi-csis.c:(.text+0x1158): undefined reference to `v4l2_async_unregister_subdev' > aarch64-linux-ld: drivers/media/platform/nxp/imx-mipi-csis.o: in function `mipi_csis_set_fmt': > imx-mipi-csis.c:(.text+0x1348): undefined reference to `v4l_bound_align_image' > aarch64-linux-ld: drivers/media/platform/nxp/imx-mipi-csis.o: in function `mipi_csis_s_stream': > imx-mipi-csis.c:(.text+0x14bc): undefined reference to `v4l2_subdev_call_wrappers' > aarch64-linux-ld: imx-mipi-csis.c:(.text+0x14c0): undefined reference to `v4l2_subdev_call_wrappers' > aarch64-linux-ld: imx-mipi-csis.c:(.text+0x1624): undefined reference to `v4l2_subdev_call_wrappers' > aarch64-linux-ld: imx-mipi-csis.c:(.text+0x1628): undefined reference to `v4l2_subdev_call_wrappers' > aarch64-linux-ld: imx-mipi-csis.c:(.text+0x16d0): undefined reference to `v4l2_subdev_call_wrappers' > aarch64-linux-ld: drivers/media/platform/nxp/imx-mipi-csis.o:imx-mipi-csis.c:(.text+0x16d4): more undefined references to `v4l2_subdev_call_wrappers' follow > aarch64-linux-ld: drivers/media/platform/nxp/imx-mipi-csis.o: in function `mipi_csis_remove': > aarch64-linux-ld: drivers/media/platform/nxp/imx-mipi-csis.o:(.rodata+0x4b8): undefined reference to `v4l2_subdev_get_fwnode_pad_1_to_1' > aarch64-linux-ld: drivers/media/platform/nxp/imx-mipi-csis.o:(.rodata+0x4c8): undefined reference to `v4l2_subdev_link_validate' > > Fixes: 46fb99951fe2 ("media: platform: place NXP drivers on a separate dir") > Signed-off-by: Randy Dunlap <rdunlap@xxxxxxxxxxxxx> > Reported-by: kernel test robot <lkp@xxxxxxxxx> > Cc: Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx> > Cc: Mauro Carvalho Chehab <mchehab@xxxxxxxxxx> > Cc: Philipp Zabel <p.zabel@xxxxxxxxxxxxxx> > Cc: linux-media@xxxxxxxxxxxxxxx This seems to duplicate https://lore.kernel.org/linux-media/20220331123151.1953-1-laurent.pinchart@xxxxxxxxxxxxxxxx/T/#u. > --- > v2: fix copy-pasta Subject: line problem > > drivers/media/platform/nxp/Kconfig | 1 + > 1 file changed, 1 insertion(+) > > --- linux-next-20220331.orig/drivers/media/platform/nxp/Kconfig > +++ linux-next-20220331/drivers/media/platform/nxp/Kconfig > @@ -7,6 +7,7 @@ comment "NXP media platform drivers" > config VIDEO_IMX_MIPI_CSIS > tristate "NXP MIPI CSI-2 CSIS receiver found on i.MX7 and i.MX8 models" > depends on ARCH_MXC || COMPILE_TEST > + depends on VIDEO_DEV > select MEDIA_CONTROLLER > select V4L2_FWNODE > select VIDEO_V4L2_SUBDEV_API -- Regards, Laurent Pinchart