tree: https://git.kernel.org/pub/scm/linux/kernel/git/shawnguo/linux.git imx/drivers head: 72949f76565c9ea9f4231c977774a31d4713c386 commit: 926e57c065dfcf5a824b206760330f32e786dd8c [11/12] soc: imx: imx8m-blk-ctrl: add DISP blk-ctrl config: hexagon-randconfig-r045-20211014 (attached as .config) compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project acb3b187c4c88650a6a717a1bcb234d27d0d7f54) reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # https://git.kernel.org/pub/scm/linux/kernel/git/shawnguo/linux.git/commit... git remote add shawnguo https://git.kernel.org/pub/scm/linux/kernel/git/shawnguo/linux.git git fetch --no-tags shawnguo imx/drivers git checkout 926e57c065dfcf5a824b206760330f32e786dd8c # save the attached .config to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=hexagon SHELL=/bin/bash If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All errors (new ones prefixed by >>): drivers/soc/imx/imx8m-blk-ctrl.c:401:3: error: use of undeclared identifier 'IMX8MM_VPUBLK_PD_G1' [IMX8MM_VPUBLK_PD_G1] = { ^ drivers/soc/imx/imx8m-blk-ctrl.c:409:3: error: use of undeclared identifier 'IMX8MM_VPUBLK_PD_G2' [IMX8MM_VPUBLK_PD_G2] = { ^ drivers/soc/imx/imx8m-blk-ctrl.c:417:3: error: use of undeclared identifier 'IMX8MM_VPUBLK_PD_H1' [IMX8MM_VPUBLK_PD_H1] = { ^ drivers/soc/imx/imx8m-blk-ctrl.c:431:17: error: invalid application of 'sizeof' to an incomplete type 'const struct imx8m_blk_ctrl_domain_data []' .num_domains = ARRAY_SIZE(imx8mm_vpu_blk_ctl_domain_data), ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ include/linux/kernel.h:44:32: note: expanded from macro 'ARRAY_SIZE' #define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]) + __must_be_array(arr)) ^~~~~ [IMX8MM_DISPBLK_PD_CSI_BRIDGE] = { ^ [IMX8MM_DISPBLK_PD_LCDIF] = { ^ [IMX8MM_DISPBLK_PD_MIPI_DSI] = { ^ [IMX8MM_DISPBLK_PD_MIPI_CSI] = { ^ drivers/soc/imx/imx8m-blk-ctrl.c:498:17: error: invalid application of 'sizeof' to an incomplete type 'const struct imx8m_blk_ctrl_domain_data []' .num_domains = ARRAY_SIZE(imx8mm_disp_blk_ctl_domain_data), ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ include/linux/kernel.h:44:32: note: expanded from macro 'ARRAY_SIZE' #define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]) + __must_be_array(arr)) ^~~~~ 9 errors generated. vim +/IMX8MM_DISPBLK_PD_CSI_BRIDGE +460 drivers/soc/imx/imx8m-blk-ctrl.c 458 459 static const struct imx8m_blk_ctrl_domain_data imx8mm_disp_blk_ctl_domain_data[] = { 461 .name = "dispblk-csi-bridge", 462 .clk_names = (const char *[]){ "csi-bridge-axi", "csi-bridge-apb", 463 "csi-bridge-core", }, 464 .num_clks = 3, 465 .gpc_name = "csi-bridge", 466 .rst_mask = BIT(0) | BIT(1) | BIT(2), 467 .clk_mask = BIT(0) | BIT(1) | BIT(2) | BIT(3) | BIT(4) | BIT(5), 468 }, 470 .name = "dispblk-lcdif", 471 .clk_names = (const char *[]){ "lcdif-axi", "lcdif-apb", "lcdif-pix", }, 472 .num_clks = 3, 473 .gpc_name = "lcdif", 474 .clk_mask = BIT(6) | BIT(7), 475 }, 477 .name = "dispblk-mipi-dsi", 478 .clk_names = (const char *[]){ "dsi-pclk", "dsi-ref", }, 479 .num_clks = 2, 480 .gpc_name = "mipi-dsi", 481 .rst_mask = BIT(5), 482 .clk_mask = BIT(8) | BIT(9), 483 }, 485 .name = "dispblk-mipi-csi", 486 .clk_names = (const char *[]){ "csi-aclk", "csi-pclk" }, 487 .num_clks = 2, 488 .gpc_name = "mipi-csi", 489 .rst_mask = BIT(3) | BIT(4), 490 .clk_mask = BIT(10) | BIT(11), 491 }, 492 }; 493 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org