[PATCH v2 6/6] ASoC: Intel: bytcr_rt5640: Add support for HP Elite Pad 1000G2 jack-detect

[kernel test robot]

Hi Hans,

I love your patch! Perhaps something to improve:

[auto build test WARNING on asoc/for-next]
[also build test WARNING on next-20210819]
[cannot apply to v5.14-rc6]
[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]

url:    https://github.com/0day-ci/linux/commits/Hans-de-Goede/ASoC-Intel-rt5640-Add-support-for-HP-Elite-Pad-1000G2-jack-detect/20210820-031104
base:   https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound.git for-next
config: x86_64-randconfig-a002-20210818 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
reproduce (this is a W=1 build):
        # https://github.com/0day-ci/linux/commit/d447b4929d9936f4c0eeacdffeb8ed9ff09fe01b
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Hans-de-Goede/ASoC-Intel-rt5640-Add-support-for-HP-Elite-Pad-1000G2-jack-detect/20210820-031104
        git checkout d447b4929d9936f4c0eeacdffeb8ed9ff09fe01b
        # save the attached .config to linux build tree
        make W=1 ARCH=x86_64 

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

All warnings (new ones prefixed by >>):

>> sound/soc/intel/boards/bytcr_rt5640.c:493:5: warning: no previous prototype for 'byt_rt5640_hp_elitepad_1000g2_jack1_check' [-Wmissing-prototypes]
     493 | int byt_rt5640_hp_elitepad_1000g2_jack1_check(void *data)
         |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> sound/soc/intel/boards/bytcr_rt5640.c:509:5: warning: no previous prototype for 'byt_rt5640_hp_elitepad_1000g2_jack2_check' [-Wmissing-prototypes]
     509 | int byt_rt5640_hp_elitepad_1000g2_jack2_check(void *data)
         |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~


vim +/byt_rt5640_hp_elitepad_1000g2_jack1_check +493 sound/soc/intel/boards/bytcr_rt5640.c

   492	
 > 493	int byt_rt5640_hp_elitepad_1000g2_jack1_check(void *data)
   494	{
   495		struct byt_rt5640_private *priv = data;
   496		int jack_status, mic_status;
   497	
   498		jack_status = gpiod_get_value_cansleep(rt5640_jack_gpio.desc);
   499		if (jack_status)
   500			return 0;
   501	
   502		mic_status = gpiod_get_value_cansleep(priv->hsmic_detect);
   503		if (mic_status)
   504			return SND_JACK_HEADPHONE;
   505		else
   506			return SND_JACK_HEADSET;
   507	}
   508	
 > 509	int byt_rt5640_hp_elitepad_1000g2_jack2_check(void *data)
   510	{
   511		struct snd_soc_component *component = data;
   512		int jack_status, report;
   513	
   514		jack_status = gpiod_get_value_cansleep(rt5640_jack2_gpio.desc);
   515		if (jack_status)
   516			return 0;
   517	
   518		rt5640_enable_micbias1_for_ovcd(component);
   519		report = rt5640_detect_headset(component, rt5640_jack2_gpio.desc);
   520		rt5640_disable_micbias1_for_ovcd(component);
   521	
   522		return report;
   523	}
   524	

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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