linux-kernel - Re: [PATCH v1 1/1] leds: mt6323: Get rid of custom led_init_default_state

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Message-ID: <202208030841.jfVsINQD-lkp@intel.com>
Date:   Wed, 3 Aug 2022 09:05:34 +0800
From:   kernel test robot <lkp@...el.com>
To:     Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        linux-leds@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-mediatek@...ts.infradead.org, linux-kernel@...r.kernel.org
Cc:     llvm@...ts.linux.dev, kbuild-all@...ts.01.org,
        Sean Wang <sean.wang@...iatek.com>,
        Pavel Machek <pavel@....cz>,
        Matthias Brugger <matthias.bgg@...il.com>
Subject: Re: [PATCH v1 1/1] leds: mt6323: Get rid of custom
 led_init_default_state_get()

Hi Andy,

I love your patch! Yet something to improve:

[auto build test ERROR on pavel-leds/for-next]
[also build test ERROR on linus/master v5.19 next-20220728]
[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/Andy-Shevchenko/leds-mt6323-Get-rid-of-custom-led_init_default_state_get/20220803-052811
base:   git://git.kernel.org/pub/scm/linux/kernel/git/pavel/linux-leds.git for-next
config: x86_64-randconfig-a005-20220801 (https://download.01.org/0day-ci/archive/20220803/202208030841.jfVsINQD-lkp@intel.com/config)
compiler: clang version 16.0.0 (https://github.com/llvm/llvm-project 52cd00cabf479aa7eb6dbb063b7ba41ea57bce9e)
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
        # https://github.com/intel-lab-lkp/linux/commit/30cc6458329b3d5a593e0d2173dc63d8dc6446f5
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Andy-Shevchenko/leds-mt6323-Get-rid-of-custom-led_init_default_state_get/20220803-052811
        git checkout 30cc6458329b3d5a593e0d2173dc63d8dc6446f5
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash

If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot <lkp@...el.com>

All errors (new ones prefixed by >>):

>> drivers/leds/leds-mt6323.c:345:10: error: call to undeclared function 'led_init_default_state_get'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
           state = led_init_default_state_get(of_fwnode_handle(np));
                   ^
   1 error generated.


vim +/led_init_default_state_get +345 drivers/leds/leds-mt6323.c

   337	
   338	static int mt6323_led_set_dt_default(struct led_classdev *cdev,
   339					     struct device_node *np)
   340	{
   341		struct mt6323_led *led = container_of(cdev, struct mt6323_led, cdev);
   342		enum led_default_state state;
   343		int ret = 0;
   344	
 > 345		state = led_init_default_state_get(of_fwnode_handle(np));
   346		switch (state) {
   347		case LEDS_DEFSTATE_ON:
   348			ret = mt6323_led_set_brightness(cdev, cdev->max_brightness);
   349			break;
   350		case LEDS_DEFSTATE_KEEP:
   351			ret = mt6323_get_led_hw_brightness(cdev);
   352			if (ret < 0)
   353				return ret;
   354			led->current_brightness = ret;
   355			ret = 0;
   356			break;
   357		default:
   358			ret = mt6323_led_set_brightness(cdev, LED_OFF);
   359		}
   360	
   361		return ret;
   362	}
   363	

-- 
0-DAY CI Kernel Test Service
https://01.org/lkp