Re: [PATCH v3 1/1] mfd: Add Host Interface (HIF) support for Nuvoton NCT6694

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

Hi,

kernel test robot noticed the following build warnings:

[auto build test WARNING on lee-mfd/for-mfd-next]
[also build test WARNING on lee-leds/for-leds-next linus/master lee-mfd/for-mfd-fixes v7.0 next-20260424]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]

url:    https://github.com/intel-lab-lkp/linux/commits/a0282524688-gmail-com/mfd-Add-Host-Interface-HIF-support-for-Nuvoton-NCT6694/20260424-201531
base:   https://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd.git for-mfd-next
patch link:    https://lore.kernel.org/r/20260422035307.2065172-2-a0282524688%40gmail.com
patch subject: [PATCH v3 1/1] mfd: Add Host Interface (HIF) support for Nuvoton NCT6694
config: s390-allmodconfig (https://download.01.org/0day-ci/archive/20260427/202604270032.OVoX7km0-lkp@intel.com/config)
compiler: clang version 18.1.8 (https://github.com/llvm/llvm-project 3b5b5c1ec4a3095ab096dd780e84d7ab81f3d7ff)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260427/202604270032.OVoX7km0-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202604270032.OVoX7km0-lkp@intel.com/

All warnings (new ones prefixed by >>):

>> drivers/gpio/gpio-nct6694.c:21:9: warning: 'NCT6694_GPIO_MOD' macro redefined [-Wmacro-redefined]
      21 | #define NCT6694_GPIO_MOD        0xFF
         |         ^
   include/linux/mfd/nct6694.h:27:9: note: previous definition is here
      27 | #define NCT6694_GPIO_MOD        NCT6694_RPT_MOD
         |         ^
   1 warning generated.


vim +/NCT6694_GPIO_MOD +21 drivers/gpio/gpio-nct6694.c

611a995e8ae1a5 Ming Yu 2025-09-12  15  
611a995e8ae1a5 Ming Yu 2025-09-12  16  /*
611a995e8ae1a5 Ming Yu 2025-09-12  17   * USB command module type for NCT6694 GPIO controller.
611a995e8ae1a5 Ming Yu 2025-09-12  18   * This defines the module type used for communication with the NCT6694
611a995e8ae1a5 Ming Yu 2025-09-12  19   * GPIO controller over the USB interface.
611a995e8ae1a5 Ming Yu 2025-09-12  20   */
611a995e8ae1a5 Ming Yu 2025-09-12 @21  #define NCT6694_GPIO_MOD	0xFF
611a995e8ae1a5 Ming Yu 2025-09-12  22  

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