tree: https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing head: 29b01295a829fba7399ee84afff4e64660e49f04 commit: fc53d5279094e38e6363506339772a7021da2df8 [64/146] usb: chipidea: tegra: Support host mode config: arm-randconfig-s031-20210201 (attached as .config) compiler: arm-linux-gnueabi-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: v0.6.3-215-g0fb77bb6-dirty # https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git/commit/?id=fc53d5279094e38e6363506339772a7021da2df8 git remote add usb https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git git fetch --no-tags usb usb-testing git checkout fc53d5279094e38e6363506339772a7021da2df8 # 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=arm If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> "sparse warnings: (new ones prefixed by >>)" drivers/usb/chipidea/ci_hdrc_tegra.c: note: in included file: >> drivers/usb/chipidea/../host/ehci.h:767:17: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got unsigned int * @@ drivers/usb/chipidea/../host/ehci.h:767:17: sparse: expected void volatile [noderef] __iomem *addr drivers/usb/chipidea/../host/ehci.h:767:17: sparse: got unsigned int * >> drivers/usb/chipidea/../host/ehci.h:743:17: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *addr @@ got unsigned int * @@ drivers/usb/chipidea/../host/ehci.h:743:17: sparse: expected void const volatile [noderef] __iomem *addr drivers/usb/chipidea/../host/ehci.h:743:17: sparse: got unsigned int * >> drivers/usb/chipidea/../host/ehci.h:767:17: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got unsigned int * @@ drivers/usb/chipidea/../host/ehci.h:767:17: sparse: expected void volatile [noderef] __iomem *addr drivers/usb/chipidea/../host/ehci.h:767:17: sparse: got unsigned int * >> drivers/usb/chipidea/../host/ehci.h:743:17: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *addr @@ got unsigned int * @@ drivers/usb/chipidea/../host/ehci.h:743:17: sparse: expected void const volatile [noderef] __iomem *addr drivers/usb/chipidea/../host/ehci.h:743:17: sparse: got unsigned int * >> drivers/usb/chipidea/../host/ehci.h:767:17: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got unsigned int * @@ drivers/usb/chipidea/../host/ehci.h:767:17: sparse: expected void volatile [noderef] __iomem *addr drivers/usb/chipidea/../host/ehci.h:767:17: sparse: got unsigned int * >> drivers/usb/chipidea/../host/ehci.h:767:17: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got unsigned int * @@ drivers/usb/chipidea/../host/ehci.h:767:17: sparse: expected void volatile [noderef] __iomem *addr drivers/usb/chipidea/../host/ehci.h:767:17: sparse: got unsigned int * >> drivers/usb/chipidea/../host/ehci.h:743:17: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *addr @@ got unsigned int * @@ drivers/usb/chipidea/../host/ehci.h:743:17: sparse: expected void const volatile [noderef] __iomem *addr drivers/usb/chipidea/../host/ehci.h:743:17: sparse: got unsigned int * >> drivers/usb/chipidea/../host/ehci.h:767:17: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got unsigned int * @@ drivers/usb/chipidea/../host/ehci.h:767:17: sparse: expected void volatile [noderef] __iomem *addr drivers/usb/chipidea/../host/ehci.h:767:17: sparse: got unsigned int * >> drivers/usb/chipidea/../host/ehci.h:743:17: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *addr @@ got unsigned int * @@ drivers/usb/chipidea/../host/ehci.h:743:17: sparse: expected void const volatile [noderef] __iomem *addr drivers/usb/chipidea/../host/ehci.h:743:17: sparse: got unsigned int * >> drivers/usb/chipidea/../host/ehci.h:767:17: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got unsigned int * @@ drivers/usb/chipidea/../host/ehci.h:767:17: sparse: expected void volatile [noderef] __iomem *addr drivers/usb/chipidea/../host/ehci.h:767:17: sparse: got unsigned int * >> drivers/usb/chipidea/../host/ehci.h:767:17: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got unsigned int * @@ drivers/usb/chipidea/../host/ehci.h:767:17: sparse: expected void volatile [noderef] __iomem *addr drivers/usb/chipidea/../host/ehci.h:767:17: sparse: got unsigned int * drivers/usb/chipidea/../host/ehci.h:766:36: sparse: sparse: context imbalance in 'tegra_usb_internal_port_reset' - unexpected unlock vim +767 drivers/usb/chipidea/../host/ehci.h 91bc4d31e81b15 Vladimir Barinov 2007-12-30 737 083522d76662cd Benjamin Herrenschmidt 2006-12-15 738 static inline unsigned int ehci_readl(const struct ehci_hcd *ehci, 083522d76662cd Benjamin Herrenschmidt 2006-12-15 739 __u32 __iomem *regs) 083522d76662cd Benjamin Herrenschmidt 2006-12-15 740 { d728e327d4f86d Benjamin Herrenschmidt 2006-12-28 741 #ifdef CONFIG_USB_EHCI_BIG_ENDIAN_MMIO 083522d76662cd Benjamin Herrenschmidt 2006-12-15 742 return ehci_big_endian_mmio(ehci) ? 68f50e52554a0a Al Viro 2007-02-09 @743 readl_be(regs) : 68f50e52554a0a Al Viro 2007-02-09 744 readl(regs); d728e327d4f86d Benjamin Herrenschmidt 2006-12-28 745 #else 68f50e52554a0a Al Viro 2007-02-09 746 return readl(regs); d728e327d4f86d Benjamin Herrenschmidt 2006-12-28 747 #endif 083522d76662cd Benjamin Herrenschmidt 2006-12-15 748 } 083522d76662cd Benjamin Herrenschmidt 2006-12-15 749 feffe09f510c47 Peter Chen 2014-01-10 750 #ifdef CONFIG_SOC_IMX28 feffe09f510c47 Peter Chen 2014-01-10 751 static inline void imx28_ehci_writel(const unsigned int val, feffe09f510c47 Peter Chen 2014-01-10 752 volatile __u32 __iomem *addr) feffe09f510c47 Peter Chen 2014-01-10 753 { feffe09f510c47 Peter Chen 2014-01-10 754 __asm__ ("swp %0, %0, [%1]" : : "r"(val), "r"(addr)); feffe09f510c47 Peter Chen 2014-01-10 755 } feffe09f510c47 Peter Chen 2014-01-10 756 #else feffe09f510c47 Peter Chen 2014-01-10 757 static inline void imx28_ehci_writel(const unsigned int val, feffe09f510c47 Peter Chen 2014-01-10 758 volatile __u32 __iomem *addr) feffe09f510c47 Peter Chen 2014-01-10 759 { feffe09f510c47 Peter Chen 2014-01-10 760 } feffe09f510c47 Peter Chen 2014-01-10 761 #endif 083522d76662cd Benjamin Herrenschmidt 2006-12-15 762 static inline void ehci_writel(const struct ehci_hcd *ehci, 083522d76662cd Benjamin Herrenschmidt 2006-12-15 763 const unsigned int val, __u32 __iomem *regs) 083522d76662cd Benjamin Herrenschmidt 2006-12-15 764 { d728e327d4f86d Benjamin Herrenschmidt 2006-12-28 765 #ifdef CONFIG_USB_EHCI_BIG_ENDIAN_MMIO 083522d76662cd Benjamin Herrenschmidt 2006-12-15 766 ehci_big_endian_mmio(ehci) ? 68f50e52554a0a Al Viro 2007-02-09 @767 writel_be(val, regs) : 68f50e52554a0a Al Viro 2007-02-09 768 writel(val, regs); d728e327d4f86d Benjamin Herrenschmidt 2006-12-28 769 #else feffe09f510c47 Peter Chen 2014-01-10 770 if (ehci->imx28_write_fix) feffe09f510c47 Peter Chen 2014-01-10 771 imx28_ehci_writel(val, regs); feffe09f510c47 Peter Chen 2014-01-10 772 else 68f50e52554a0a Al Viro 2007-02-09 773 writel(val, regs); d728e327d4f86d Benjamin Herrenschmidt 2006-12-28 774 #endif 083522d76662cd Benjamin Herrenschmidt 2006-12-15 775 } 8cd42e97bf451b Kumar Gala 2006-01-20 776 :::::: The code at line 767 was first introduced by commit :::::: 68f50e52554a0a55dfe2e3fdf659ee0569d73c3f [PATCH] hci_{read,write}l() does force casts to wrong type for no reason :::::: TO: Al Viro <viro@xxxxxxxxxxxxxxxx> :::::: CC: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxxxxxxxx> --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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