Hi Krzysztof, First bad commit (maybe != root cause):
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 2c85ebc57b3e1817b6ce1a6b703928e113a90442 commit: 54d8454436a205682bd89d66d8d9eedbc8452d15 mmc: host: Enable compile testing of multiple drivers date: 3 months ago config: openrisc-randconfig-s031-20201214 (attached as .config) compiler: or1k-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 # apt-get install sparse # sparse version: v0.6.3-184-g1b896707-dirty # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=54d8454436a205682bd89d66d8d9eedbc8452d15 git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout 54d8454436a205682bd89d66d8d9eedbc8452d15 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=openrisc If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <[email protected]> "sparse warnings: (new ones prefixed by >>)" >> drivers/mmc/host/sdhci-of-esdhc.c:900:33: sparse: sparse: incorrect type in >> argument 1 (different address spaces) @@ expected void *addr @@ got >> void [noderef] __iomem *[assigned] scfg_base @@ drivers/mmc/host/sdhci-of-esdhc.c:900:33: sparse: expected void *addr drivers/mmc/host/sdhci-of-esdhc.c:900:33: sparse: got void [noderef] __iomem *[assigned] scfg_base vim +900 drivers/mmc/host/sdhci-of-esdhc.c ea35645a3c66a74 yangbo lu 2017-04-20 858 ea35645a3c66a74 yangbo lu 2017-04-20 859 static int esdhc_signal_voltage_switch(struct mmc_host *mmc, ea35645a3c66a74 yangbo lu 2017-04-20 860 struct mmc_ios *ios) ea35645a3c66a74 yangbo lu 2017-04-20 861 { ea35645a3c66a74 yangbo lu 2017-04-20 862 struct sdhci_host *host = mmc_priv(mmc); ea35645a3c66a74 yangbo lu 2017-04-20 863 struct device_node *scfg_node; ea35645a3c66a74 yangbo lu 2017-04-20 864 void __iomem *scfg_base = NULL; ea35645a3c66a74 yangbo lu 2017-04-20 865 u32 sdhciovselcr; ea35645a3c66a74 yangbo lu 2017-04-20 866 u32 val; ea35645a3c66a74 yangbo lu 2017-04-20 867 ea35645a3c66a74 yangbo lu 2017-04-20 868 /* ea35645a3c66a74 yangbo lu 2017-04-20 869 * Signal Voltage Switching is only applicable for Host Controllers ea35645a3c66a74 yangbo lu 2017-04-20 870 * v3.00 and above. ea35645a3c66a74 yangbo lu 2017-04-20 871 */ ea35645a3c66a74 yangbo lu 2017-04-20 872 if (host->version < SDHCI_SPEC_300) ea35645a3c66a74 yangbo lu 2017-04-20 873 return 0; ea35645a3c66a74 yangbo lu 2017-04-20 874 ea35645a3c66a74 yangbo lu 2017-04-20 875 val = sdhci_readl(host, ESDHC_PROCTL); ea35645a3c66a74 yangbo lu 2017-04-20 876 ea35645a3c66a74 yangbo lu 2017-04-20 877 switch (ios->signal_voltage) { ea35645a3c66a74 yangbo lu 2017-04-20 878 case MMC_SIGNAL_VOLTAGE_330: ea35645a3c66a74 yangbo lu 2017-04-20 879 val &= ~ESDHC_VOLT_SEL; ea35645a3c66a74 yangbo lu 2017-04-20 880 sdhci_writel(host, val, ESDHC_PROCTL); ea35645a3c66a74 yangbo lu 2017-04-20 881 return 0; ea35645a3c66a74 yangbo lu 2017-04-20 882 case MMC_SIGNAL_VOLTAGE_180: ea35645a3c66a74 yangbo lu 2017-04-20 883 scfg_node = of_find_matching_node(NULL, scfg_device_ids); ea35645a3c66a74 yangbo lu 2017-04-20 884 if (scfg_node) ea35645a3c66a74 yangbo lu 2017-04-20 885 scfg_base = of_iomap(scfg_node, 0); ea35645a3c66a74 yangbo lu 2017-04-20 886 if (scfg_base) { ea35645a3c66a74 yangbo lu 2017-04-20 887 sdhciovselcr = SDHCIOVSELCR_TGLEN | ea35645a3c66a74 yangbo lu 2017-04-20 888 SDHCIOVSELCR_VSELVAL; ea35645a3c66a74 yangbo lu 2017-04-20 889 iowrite32be(sdhciovselcr, ea35645a3c66a74 yangbo lu 2017-04-20 890 scfg_base + SCFG_SDHCIOVSELCR); ea35645a3c66a74 yangbo lu 2017-04-20 891 ea35645a3c66a74 yangbo lu 2017-04-20 892 val |= ESDHC_VOLT_SEL; ea35645a3c66a74 yangbo lu 2017-04-20 893 sdhci_writel(host, val, ESDHC_PROCTL); ea35645a3c66a74 yangbo lu 2017-04-20 894 mdelay(5); ea35645a3c66a74 yangbo lu 2017-04-20 895 ea35645a3c66a74 yangbo lu 2017-04-20 896 sdhciovselcr = SDHCIOVSELCR_TGLEN | ea35645a3c66a74 yangbo lu 2017-04-20 897 SDHCIOVSELCR_SDHC_VS; ea35645a3c66a74 yangbo lu 2017-04-20 898 iowrite32be(sdhciovselcr, ea35645a3c66a74 yangbo lu 2017-04-20 899 scfg_base + SCFG_SDHCIOVSELCR); ea35645a3c66a74 yangbo lu 2017-04-20 @900 iounmap(scfg_base); ea35645a3c66a74 yangbo lu 2017-04-20 901 } else { ea35645a3c66a74 yangbo lu 2017-04-20 902 val |= ESDHC_VOLT_SEL; ea35645a3c66a74 yangbo lu 2017-04-20 903 sdhci_writel(host, val, ESDHC_PROCTL); ea35645a3c66a74 yangbo lu 2017-04-20 904 } ea35645a3c66a74 yangbo lu 2017-04-20 905 return 0; ea35645a3c66a74 yangbo lu 2017-04-20 906 default: ea35645a3c66a74 yangbo lu 2017-04-20 907 return 0; ea35645a3c66a74 yangbo lu 2017-04-20 908 } ea35645a3c66a74 yangbo lu 2017-04-20 909 } ea35645a3c66a74 yangbo lu 2017-04-20 910 :::::: The code at line 900 was first introduced by commit :::::: ea35645a3c66a74af92d3bbb4eb131220fc3e58a mmc: sdhci-of-esdhc: add support for signal voltage switch :::::: TO: yangbo lu <[email protected]> :::::: CC: Ulf Hansson <[email protected]> --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/[email protected]
.config.gz
Description: application/gzip
