Re: [PATCH v3 07/10] ASoC: mediatek: mt8196: add platform driver

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

Hi Darren.Ye,

kernel test robot noticed the following build warnings:

[auto build test WARNING on broonie-sound/for-next]
[also build test WARNING on broonie-spi/for-next robh/for-next linus/master v6.15-rc6 next-20250514]
[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/Darren-Ye/ASoC-mediatek-common-modify-mtk-afe-platform-driver-for-mt8196/20250514-161921
base:   https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound.git for-next
patch link:    https://lore.kernel.org/r/20250514081125.24475-8-darren.ye%40mediatek.com
patch subject: [PATCH v3 07/10] ASoC: mediatek: mt8196: add platform driver
config: arm-allmodconfig (https://download.01.org/0day-ci/archive/20250515/202505151200.uFAkmc5O-lkp@intel.com/config)
compiler: arm-linux-gnueabi-gcc (GCC) 14.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250515/202505151200.uFAkmc5O-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202505151200.uFAkmc5O-lkp@intel.com/

All warnings (new ones prefixed by >>):

>> sound/soc/mediatek/mt8196/mt8196-dai-adda.c:384:30: warning: 'mt8196_adda_enum' defined but not used [-Wunused-const-variable=]
     384 | static const struct soc_enum mt8196_adda_enum[] = {
         |                              ^~~~~~~~~~~~~~~~
--
   sound/soc/mediatek/mt8196/mt8196-dai-i2s.c: In function 'init_i2s_priv_data':
>> sound/soc/mediatek/mt8196/mt8196-dai-i2s.c:4001:21: warning: the comparison will always evaluate as 'true' for the address of 'mt8196_i2s_priv' will never be NULL [-Waddress]
    4001 |                 if (&mt8196_i2s_priv[i]) {
         |                     ^
   sound/soc/mediatek/mt8196/mt8196-dai-i2s.c:3889:38: note: 'mt8196_i2s_priv' declared here
    3889 | static const struct mtk_afe_i2s_priv mt8196_i2s_priv[DAI_I2S_NUM] = {
         |                                      ^~~~~~~~~~~~~~~


vim +/mt8196_adda_enum +384 sound/soc/mediatek/mt8196/mt8196-dai-adda.c

640b731680b027 Darren Ye 2025-05-14  383  
640b731680b027 Darren Ye 2025-05-14 @384  static const struct soc_enum mt8196_adda_enum[] = {
640b731680b027 Darren Ye 2025-05-14  385  	SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(mt8196_adda_off_on_str),
640b731680b027 Darren Ye 2025-05-14  386  			    mt8196_adda_off_on_str),
640b731680b027 Darren Ye 2025-05-14  387  };
640b731680b027 Darren Ye 2025-05-14  388  

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