linux-kernel - Re: [PATCH v4 3/3] input: pwm-beeper: add devicetree bindings to set volume levels

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Date:   Fri, 17 Feb 2017 07:07:53 +0800
From:   kbuild test robot <lkp@...el.com>
To:     Frieder Schrempf <frieder.schrempf@...eet.de>
Cc:     kbuild-all@...org, robh@...nel.org, dmitry.torokhov@...il.com,
        david@...hnology.com, pawel.moll@....com,
        ijc+devicetree@...lion.org.uk, galak@...eaurora.org,
        luis@...ethencourt.com, linux-input@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        Frieder Schrempf <frieder.schrempf@...eet.de>
Subject: Re: [PATCH v4 3/3] input: pwm-beeper: add devicetree bindings to set
 volume levels

Hi Frieder,

[auto build test ERROR on robh/for-next]
[also build test ERROR on v4.10-rc8]
[cannot apply to input/next next-20170216]
[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/Frieder-Schrempf/input-pwm-beeper-add-feature-to-set-volume-level/20170217-064600
base:   https://git.kernel.org/pub/scm/linux/kernel/git/robh/linux.git for-next
config: x86_64-randconfig-x009-201707 (attached as .config)
compiler: gcc-6 (Debian 6.2.0-3) 6.2.0 20160901
reproduce:
        # save the attached .config to linux build tree
        make ARCH=x86_64 

All errors (new ones prefixed by >>):

   drivers/input/misc/pwm-beeper.c: In function 'pwm_beeper_probe':
>> drivers/input/misc/pwm-beeper.c:189:9: error: 'struct pwm_beeper' has no member named 'max_volume_level'; did you mean 'volume_levels'?
      beeper->max_volume_level = 1;
            ^~
   drivers/input/misc/pwm-beeper.c:191:9: error: 'struct pwm_beeper' has no member named 'max_volume_level'; did you mean 'volume_levels'?
      beeper->max_volume_level = length;
            ^~
   drivers/input/misc/pwm-beeper.c:194:12: error: 'struct pwm_beeper' has no member named 'max_volume_level'; did you mean 'volume_levels'?
     if (beeper->max_volume_level > 0) {
               ^~
   drivers/input/misc/pwm-beeper.c:196:10: error: 'struct pwm_beeper' has no member named 'max_volume_level'; did you mean 'volume_levels'?
       beeper->max_volume_level;
             ^~
   drivers/input/misc/pwm-beeper.c:206:13: error: 'struct pwm_beeper' has no member named 'max_volume_level'; did you mean 'volume_levels'?
          beeper->max_volume_level);
                ^~
   drivers/input/misc/pwm-beeper.c:216:19: error: 'struct pwm_beeper' has no member named 'max_volume_level'; did you mean 'volume_levels'?
        value = beeper->max_volume_level - 1;
                      ^~
   drivers/input/misc/pwm-beeper.c:224:9: error: 'struct pwm_beeper' has no member named 'max_volume_level'; did you mean 'volume_levels'?
      beeper->max_volume_level--;
            ^~
   drivers/input/misc/pwm-beeper.c:158:9: warning: unused variable 'size' [-Wunused-variable]
     size_t size;
            ^~~~

vim +189 drivers/input/misc/pwm-beeper.c

   183		INIT_WORK(&beeper->work, pwm_beeper_work);
   184	
   185		/* determine the number of volume levels */
   186		length = device_property_read_u32_array(&pdev->dev, "volume-levels", NULL, 0);
   187		if (length <= 0) {
   188			dev_dbg(&pdev->dev, "no volume levels specified, using max volume\n");
 > 189			beeper->max_volume_level = 1;
   190		} else
   191			beeper->max_volume_level = length;
   192	

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