[chrome-platform:for-next 13/34] drivers/platform/chrome/cros_kbd_led_backlight.c:192:42: warning: 'keyboard_led_drvdata_ec_pwm' defined but not used

[kernel test robot]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/chrome-platform/linux.git for-next
head:   cfed691b80dce32b62634b1d7f92a661a3b03e4f
commit: 40f58143745eaabc68ef44b068642ca3b38d23a6 [13/34] platform/chrome: cros_kbd_led_backlight: support EC PWM backend
config: x86_64-defconfig (https://download.01.org/0day-ci/archive/20220610/202206102051.ZaCPUVE8-lkp@xxxxxxxxx/config)
compiler: gcc-11 (Debian 11.3.0-3) 11.3.0
reproduce (this is a W=1 build):
        # https://git.kernel.org/pub/scm/linux/kernel/git/chrome-platform/linux.git/commit/?id=40f58143745eaabc68ef44b068642ca3b38d23a6
        git remote add chrome-platform https://git.kernel.org/pub/scm/linux/kernel/git/chrome-platform/linux.git
        git fetch --no-tags chrome-platform for-next
        git checkout 40f58143745eaabc68ef44b068642ca3b38d23a6
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        make W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash drivers/platform/chrome/

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

All warnings (new ones prefixed by >>):

>> drivers/platform/chrome/cros_kbd_led_backlight.c:192:42: warning: 'keyboard_led_drvdata_ec_pwm' defined but not used [-Wunused-const-variable=]
     192 | static const struct keyboard_led_drvdata keyboard_led_drvdata_ec_pwm = {};
         |                                          ^~~~~~~~~~~~~~~~~~~~~~~~~~~


vim +/keyboard_led_drvdata_ec_pwm +192 drivers/platform/chrome/cros_kbd_led_backlight.c

   191	
 > 192	static const struct keyboard_led_drvdata keyboard_led_drvdata_ec_pwm = {};
   193	

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