tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 
master
head:   2ac69819ba9e3d8d550bb5d2d2df74848e556812
commit: 2aba2f2a704d368583e832555b25d88265e62b6d mtd: physmap_of: add a hook 
for Intel IXP4xx flash probing
date:   10 months ago
config: arm-randconfig-s032-20200826 (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: v0.6.2-191-g10164920-dirty
        git checkout 2aba2f2a704d368583e832555b25d88265e62b6d
        # 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 <l...@intel.com>


sparse warnings: (new ones prefixed by >>)

   drivers/mtd/maps/physmap-ixp4xx.c:42:16: sparse: sparse: cast to restricted 
__be16
   drivers/mtd/maps/physmap-ixp4xx.c:42:16: sparse: sparse: cast to restricted 
__be16
   drivers/mtd/maps/physmap-ixp4xx.c:42:16: sparse: sparse: cast to restricted 
__be16
   drivers/mtd/maps/physmap-ixp4xx.c:42:16: sparse: sparse: cast to restricted 
__be16
   drivers/mtd/maps/physmap-ixp4xx.c:42:16: sparse: sparse: cast to restricted 
__be16
   drivers/mtd/maps/physmap-ixp4xx.c:42:16: sparse: sparse: cast to restricted 
__be16
   drivers/mtd/maps/physmap-ixp4xx.c:42:16: sparse: sparse: cast to restricted 
__be16
   drivers/mtd/maps/physmap-ixp4xx.c:42:16: sparse: sparse: cast to restricted 
__be16
   drivers/mtd/maps/physmap-ixp4xx.c:42:16: sparse: sparse: cast to restricted 
__be16
   drivers/mtd/maps/physmap-ixp4xx.c:42:16: sparse: sparse: cast to restricted 
__be16
   drivers/mtd/maps/physmap-ixp4xx.c:42:16: sparse: sparse: cast to restricted 
__be16
   drivers/mtd/maps/physmap-ixp4xx.c:42:16: sparse: sparse: cast to restricted 
__be16
   drivers/mtd/maps/physmap-ixp4xx.c:42:16: sparse: sparse: cast to restricted 
__be16
   drivers/mtd/maps/physmap-ixp4xx.c:42:16: sparse: sparse: cast to restricted 
__be16
   drivers/mtd/maps/physmap-ixp4xx.c:42:16: sparse: sparse: cast to restricted 
__be16
   drivers/mtd/maps/physmap-ixp4xx.c:42:16: sparse: sparse: cast to restricted 
__be16
>> drivers/mtd/maps/physmap-ixp4xx.c:47:22: sparse: sparse: incorrect type in 
>> argument 1 (different base types) @@     expected unsigned short [usertype] 
>> val @@     got restricted __be16 [usertype] @@
>> drivers/mtd/maps/physmap-ixp4xx.c:47:22: sparse:     expected unsigned short 
>> [usertype] val
   drivers/mtd/maps/physmap-ixp4xx.c:47:22: sparse:     got restricted __be16 
[usertype]

# 
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=2aba2f2a704d368583e832555b25d88265e62b6d
git remote add linus 
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout 2aba2f2a704d368583e832555b25d88265e62b6d
vim +47 drivers/mtd/maps/physmap-ixp4xx.c

    44  
    45  static inline void flash_write16(u16 d, void __iomem *addr)
    46  {
  > 47          __raw_writew(cpu_to_be16(d), (void __iomem *)((unsigned 
long)addr ^ 0x2));
    48  }
    49  

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

Attachment: .config.gz
Description: application/gzip

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