tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master head: 74e5dee6a5b9683e4e78aad784c6c807833cb89b commit: feca4cc4765a67907a97bddfa94aa6901cbbce7d [990/1252] mtd: rawnand: brcmnand: Add BCMA shim config: alpha-randconfig-s032-20220124 (https://download.01.org/0day-ci/archive/20220124/202201242253.FYuBom60-lk...) compiler: alpha-linux-gcc (GCC) 11.2.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # apt-get install sparse # sparse version: v0.6.4-dirty # https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commi... git remote add linux-next https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git git fetch --no-tags linux-next master git checkout feca4cc4765a67907a97bddfa94aa6901cbbce7d # save the config file to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=alpha SHELL=/bin/bash drivers/mtd/nand/raw/brcmnand/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; sparse warnings: (new ones prefixed by >>) drivers/mtd/nand/raw/brcmnand/bcma_nand.c:78:21: sparse: expected unsigned int [usertype] val drivers/mtd/nand/raw/brcmnand/bcma_nand.c:78:21: sparse: got restricted __be32 [usertype] vim +61 drivers/mtd/nand/raw/brcmnand/bcma_nand.c 45 46 static u32 brcmnand_bcma_read_reg(struct brcmnand_soc *soc, u32 offset) 47 { 48 struct brcmnand_bcma_soc *sc = to_bcma_soc(soc); 49 u32 val; 50 51 /* Offset into the NAND block and deal with the flash cache separately */ 52 if (offset == BRCMNAND_NON_MMIO_FC_ADDR) 53 offset = BCMA_CC_NAND_CACHE_DATA; 54 else 55 offset += BCMA_CC_NAND_REVISION; 56 57 val = bcma_cc_read32(sc->cc, offset); 58 59 /* Swap if necessary */ 60 if (brcmnand_bcma_needs_swapping(offset)) 62 return val; 63 } 64 65 static void brcmnand_bcma_write_reg(struct brcmnand_soc *soc, u32 val, 66 u32 offset) 67 { 68 struct brcmnand_bcma_soc *sc = to_bcma_soc(soc); 69 70 /* Offset into the NAND block */ 71 if (offset == BRCMNAND_NON_MMIO_FC_ADDR) 72 offset = BCMA_CC_NAND_CACHE_DATA; 73 else 74 offset += BCMA_CC_NAND_REVISION; 75 76 /* Swap if necessary */ 77 if (brcmnand_bcma_needs_swapping(offset)) 79 80 bcma_cc_write32(sc->cc, offset, val); 81 } 82 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org