[ammarfaizi2-block:google/android/kernel/common/android-4.19-stable 64/9999] drivers/clk/clk.c:3145:5: warning: no previous prototype for 'clk_set_flags'

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

Hi Saravana,

FYI, the error/warning still remains.

tree:   https://github.com/ammarfaizi2/linux-block google/android/kernel/common/android-4.19-stable
head:   90a691fca4c2525068d9908ac203e9f09e4e33c0
commit: 3179a1a38d96f565a2229b9244285c6abf62b10a [64/9999] ANDROID: GKI: clk: Add support for voltage voting
config: x86_64-randconfig-a011 (https://download.01.org/0day-ci/archive/20220122/202201220318.8Dmp8LoU-lkp@intel.com/config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
reproduce (this is a W=1 build):
        # https://github.com/ammarfaizi2/linux-block/commit/3179a1a38d96f565a2229b9244285c6abf62b10a
        git remote add ammarfaizi2-block https://github.com/ammarfaizi2/linux-block
        git fetch --no-tags ammarfaizi2-block google/android/kernel/common/android-4.19-stable
        git checkout 3179a1a38d96f565a2229b9244285c6abf62b10a
        # save the config file to linux build tree
        mkdir build_dir
        make W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash drivers/clk/ drivers/nvmem/ kernel/power/ kernel/sched/

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

All warnings (new ones prefixed by >>):

   drivers/clk/clk.c: In function 'clk_update_vdd':
   drivers/clk/clk.c:624:24: warning: variable 'ignore' set but not used [-Wunused-but-set-variable]
     624 |  int level, rc = 0, i, ignore;
         |                        ^~~~~~
   drivers/clk/clk.c: At top level:
>> drivers/clk/clk.c:3145:5: warning: no previous prototype for 'clk_set_flags' [-Wmissing-prototypes]
    3145 | int clk_set_flags(struct clk *clk, unsigned long flags)
         |     ^~~~~~~~~~~~~
>> drivers/clk/clk.c:3157:6: warning: no previous prototype for 'clk_debug_print_hw' [-Wmissing-prototypes]
    3157 | void clk_debug_print_hw(struct clk_core *clk, struct seq_file *f)
         |      ^~~~~~~~~~~~~~~~~~
   drivers/clk/clk.c:4257: warning: Function parameter or member 'dev' not described in 'devm_clk_unregister'
   drivers/clk/clk.c:4455: warning: Function parameter or member 'get_hw' not described in 'of_clk_provider'


vim +/clk_set_flags +3145 drivers/clk/clk.c

  3144	
> 3145	int clk_set_flags(struct clk *clk, unsigned long flags)
  3146	{
  3147		if (!clk)
  3148			return 0;
  3149	
  3150		if (!clk->core->ops->set_flags)
  3151			return -EINVAL;
  3152	
  3153		return clk->core->ops->set_flags(clk->core->hw, flags);
  3154	}
  3155	EXPORT_SYMBOL_GPL(clk_set_flags);
  3156	
> 3157	void clk_debug_print_hw(struct clk_core *clk, struct seq_file *f)
  3158	{
  3159	}
  3160	EXPORT_SYMBOL(clk_debug_print_hw);
  3161	

---
0-DAY CI Kernel Test Service, Intel Corporation
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