[intel-linux-intel-lts:5.4/yocto 1363/10971] drivers/usb/typec/ucsi/ucsi_acpi.c:54:9: sparse: sparse: incorrect type in argument 2 (different address spaces)

[intel-linux-intel-lts:5.4/yocto 1363/10971] drivers/usb/typec/ucsi/ucsi_acpi.c:54:9: sparse: sparse: incorrect type in argument 2 (different address spaces)

[kernel test robot]

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tree:   https://github.com/intel/linux-intel-lts.git 5.4/yocto
head:   d3e34fac5e7582733593530aea91df73bfbcdef2
commit: 29e00c15f4cc490b222c2d03b2ee800ecf2d925f [1363/10971] usb: typec: ucsi: acpi: Move to the new API
config: x86_64-randconfig-s021-20200916 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-15) 9.3.0
reproduce:
        # apt-get install sparse
        # sparse version: v0.6.2-201-g24bdaac6-dirty
        git checkout 29e00c15f4cc490b222c2d03b2ee800ecf2d925f
        # save the attached .config to linux build tree
        make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=x86_64 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>


sparse warnings: (new ones prefixed by >>)

>> drivers/usb/typec/ucsi/ucsi_acpi.c:54:9: sparse: sparse: incorrect type in argument 2 (different address spaces) @@     expected void const *from @@     got void [noderef] <asn:2> * @@
>> drivers/usb/typec/ucsi/ucsi_acpi.c:54:9: sparse:     expected void const *from
   drivers/usb/typec/ucsi/ucsi_acpi.c:54:9: sparse:     got void [noderef] <asn:2> *
>> drivers/usb/typec/ucsi/ucsi_acpi.c:64:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *to @@     got void [noderef] <asn:2> * @@
>> drivers/usb/typec/ucsi/ucsi_acpi.c:64:9: sparse:     expected void *to
   drivers/usb/typec/ucsi/ucsi_acpi.c:64:9: sparse:     got void [noderef] <asn:2> *

# https://github.com/intel/linux-intel-lts/commit/29e00c15f4cc490b222c2d03b2ee800ecf2d925f
git remote add intel-linux-intel-lts https://github.com/intel/linux-intel-lts.git
git fetch --no-tags intel-linux-intel-lts 5.4/yocto
git checkout 29e00c15f4cc490b222c2d03b2ee800ecf2d925f
vim +54 drivers/usb/typec/ucsi/ucsi_acpi.c

    43	
    44	static int ucsi_acpi_read(struct ucsi *ucsi, unsigned int offset,
    45				  void *val, size_t val_len)
    46	{
    47		struct ucsi_acpi *ua = ucsi_get_drvdata(ucsi);
    48		int ret;
    49	
    50		ret = ucsi_acpi_dsm(ua, UCSI_DSM_FUNC_READ);
    51		if (ret)
    52			return ret;
    53	
  > 54		memcpy(val, ua->base + offset, val_len);
    55	
    56		return 0;
    57	}
    58	
    59	static int ucsi_acpi_async_write(struct ucsi *ucsi, unsigned int offset,
    60					 const void *val, size_t val_len)
    61	{
    62		struct ucsi_acpi *ua = ucsi_get_drvdata(ucsi);
    63	
  > 64		memcpy(ua->base + offset, val, val_len);
    65	
    66		return ucsi_acpi_dsm(ua, UCSI_DSM_FUNC_WRITE);
    67	}
    68	

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org

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