Hi Sebastian,

Thank you for the patch! Perhaps something to improve:

[auto build test WARNING on wireless-drivers-next/master]
[also build test WARNING on v4.16-rc2 next-20180223]
[cannot apply to ath6kl/ath-next]
[if your patch is applied to the wrong git tree, please drop us a note to help 
improve the system]

url:    
https://github.com/0day-ci/linux/commits/s-gottschall-dd-wrt-com/ath10k-add-LED-and-GPIO-controlling-support-for-various-chipsets/20180226-064849
base:   
https://git.kernel.org/pub/scm/linux/kernel/git/kvalo/wireless-drivers-next.git 
master
config: sh-allmodconfig (attached as .config)
compiler: sh4-linux-gnu-gcc (Debian 7.2.0-11) 7.2.0
reproduce:
        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
        make.cross ARCH=sh 

All warnings (new ones prefixed by >>):

   In file included from drivers/net/wireless/ath/ath10k/core.c:29:0:
>> drivers/net/wireless/ath/ath10k/core.h:815:13: warning: 
>> 'ath10k_unregister_gpio_chip' used but never defined
    static void ath10k_unregister_gpio_chip(struct ath10k *ar);
                ^~~~~~~~~~~~~~~~~~~~~~~~~~~

vim +/ath10k_unregister_gpio_chip +815 drivers/net/wireless/ath/ath10k/core.h

   813  
   814  #if IS_ENABLED(CONFIG_ATH10K_LEDS) && IS_ENABLED(CONFIG_GPIOLIB)
 > 815  static void ath10k_unregister_gpio_chip(struct ath10k *ar);
   816  #else
   817  static inline int ath10k_attach_gpio(struct ath10k *ar)
   818  {
   819          return -ENODEV;
   820  }
   821  #endif
   822  #if IS_ENABLED(CONFIG_ATH10K_LEDS)
   823  int ath10k_attach_gpio(struct ath10k *ar);
   824  #else
   825  static inline void ath10k_unregister_gpio_chip(struct ath10k *ar) 
   826  {
   827  

---
0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation

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