tree: https://github.com/miquelraynal/linux-0day.git perso/nand-next/flags head: c5212e24213cba25bcc57e3bbe0781f3e9d83611 commit: 5b2d31e2ed6c6ddd94a27c4d4694a1a2046c7fc2 [94/102] fixup! migrate nand_uses_dma to nand controller options config: h8300-randconfig-r003-20200512 (attached as .config) compiler: h8300-linux-gcc (GCC) 9.3.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross git checkout 5b2d31e2ed6c6ddd94a27c4d4694a1a2046c7fc2 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day GCC_VERSION=9.3.0 make.cross ARCH=h8300 If you fix the issue, kindly add following tag as appropriate Reported-by: kbuild test robot <lkp(a)intel.com&gt; All errors (new ones prefixed by >>): drivers/mtd/nand/raw/brcmnand/brcmnand.c: In function 'brcmnand_attach_chip': 2580 | ctrl->controller->flags |= NAND_CONTROLLER_USES_DMA; | ^~ vim +2580 drivers/mtd/nand/raw/brcmnand/brcmnand.c 2566 2567 static int brcmnand_attach_chip(struct nand_chip *chip) 2568 { 2569 struct mtd_info *mtd = nand_to_mtd(chip); 2570 struct brcmnand_host *host = nand_get_controller_data(chip); 2571 struct brcmnand_controller *ctrl = host->ctrl; 2572 int ret; 2573 2574 chip->options |= NAND_NO_SUBPAGE_WRITE; 2575 /* 2576 * Avoid (for instance) kmap()'d buffers from JFFS2, which we can't DMA 2577 * to/from, and have nand_base pass us a bounce buffer instead, as 2578 * needed. 2579 */ 2581 2582 if (chip->bbt_options & NAND_BBT_USE_FLASH) 2583 chip->bbt_options |= NAND_BBT_NO_OOB; 2584 2585 if (brcmnand_setup_dev(host)) 2586 return -ENXIO; 2587 2588 chip->ecc.size = host->hwcfg.sector_size_1k ? 1024 : 512; 2589 2590 /* only use our internal HW threshold */ 2591 mtd->bitflip_threshold = 1; 2592 2593 ret = brcmstb_choose_ecc_layout(host); 2594 2595 return ret; 2596 } 2597 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org