Hi All, The latest mainline kernel branch fails to build xtensa, mips, arm allmodconfig with the error: drivers/media/platform/nxp/imx8-isi/imx8-isi-hw.c: In function 'mxc_isi_channel_set_inbuf': drivers/media/platform/nxp/imx8-isi/imx8-isi-hw.c:33:5: error: "CONFIG_ARCH_DMA_ADDR_T_64BIT" is not defined, evaluates to 0 [-Werror=undef] 33 | #if CONFIG_ARCH_DMA_ADDR_T_64BIT | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/media/platform/nxp/imx8-isi/imx8-isi-hw.c: In function 'mxc_isi_channel_set_outbuf': drivers/media/platform/nxp/imx8-isi/imx8-isi-hw.c:51:5: error: "CONFIG_ARCH_DMA_ADDR_T_64BIT" is not defined, evaluates to 0 [-Werror=undef] 51 | #if CONFIG_ARCH_DMA_ADDR_T_64BIT | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/media/platform/nxp/imx8-isi/imx8-isi-hw.c:66:5: error: "CONFIG_ARCH_DMA_ADDR_T_64BIT" is not defined, evaluates to 0 [-Werror=undef] 66 | #if CONFIG_ARCH_DMA_ADDR_T_64BIT | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~ git bisect pointed to cf21f328fcaf ("media: nxp: Add i.MX8 ISI driver") I will be happy to test any patch or provide any extra log if needed. -- Regards Sudip