Re: [PATCH] i2c: designware: platdrv: Set class based on dmi

[kernel test robot <lkp@intel.com>]

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Hi Ricardo,

I love your patch! Yet something to improve:

[auto build test ERROR on wsa/i2c/for-next]
[also build test ERROR on v5.8-rc2 next-20200624]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use  as documented in
https://git-scm.com/docs/git-format-patch]

url:    https://github.com/0day-ci/linux/commits/Ricardo-Ribalda/i2c-designware-platdrv-Set-class-based-on-dmi/20200624-171557
base:   https://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux.git i2c/for-next
config: arc-allyesconfig (attached as .config)
compiler: arc-elf-gcc (GCC) 9.3.0
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=arc 

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

All error/warnings (new ones prefixed by >>):

   drivers/i2c/busses/i2c-designware-platdrv.c: In function 'dw_i2c_hwmon_bus':
>> drivers/i2c/busses/i2c-designware-platdrv.c:196:13: error: implicit declaration of function 'dmi_get_system_info'; did you mean 'acpi_get_system_info'? [-Werror=implicit-function-declaration]
     196 |  if (strstr(dmi_get_system_info(DMI_PRODUCT_NAME), "QT5222"))
         |             ^~~~~~~~~~~~~~~~~~~
         |             acpi_get_system_info
>> drivers/i2c/busses/i2c-designware-platdrv.c:196:13: warning: passing argument 1 of 'strstr' makes pointer from integer without a cast [-Wint-conversion]
     196 |  if (strstr(dmi_get_system_info(DMI_PRODUCT_NAME), "QT5222"))
         |             ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
         |             |
         |             int
   In file included from include/linux/bitmap.h:9,
                    from include/linux/cpumask.h:12,
                    from include/linux/rcupdate.h:31,
                    from include/linux/radix-tree.h:15,
                    from include/linux/idr.h:15,
                    from include/linux/kernfs.h:13,
                    from include/linux/sysfs.h:16,
                    from include/linux/kobject.h:20,
                    from include/linux/of.h:17,
                    from include/linux/irqdomain.h:35,
                    from include/linux/acpi.h:13,
                    from drivers/i2c/busses/i2c-designware-platdrv.c:11:
   include/linux/string.h:82:15: note: expected 'const char *' but argument is of type 'int'
      82 | extern char * strstr(const char *, const char *);
         |               ^~~~~~
   cc1: some warnings being treated as errors

vim +196 drivers/i2c/busses/i2c-designware-platdrv.c

   193	
   194	static bool dw_i2c_hwmon_bus(void)
   195	{
 > 196		if (strstr(dmi_get_system_info(DMI_PRODUCT_NAME), "QT5222"))
   197			return true;
   198		return false;
   199	}
   200	

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

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