[linusw-pinctrl:devel 15/20] drivers/pinctrl/pinctrl-k230.c:159:11: warning: variable 'mode' set but not used

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

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrl.git devel
head:   d1c7bf9cb31a8e3868c5eaf3ec05b79aba4d2e33
commit: 545887eab6f6776a7477fe7e83860eab57138b03 [15/20] pinctrl: canaan: Add support for k230 SoC
config: x86_64-allmodconfig (https://download.01.org/0day-ci/archive/20241002/202410021136.ie3cFM2w-lkp@intel.com/config)
compiler: clang version 18.1.8 (https://github.com/llvm/llvm-project 3b5b5c1ec4a3095ab096dd780e84d7ab81f3d7ff)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241002/202410021136.ie3cFM2w-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/202410021136.ie3cFM2w-lkp@intel.com/

All warnings (new ones prefixed by >>):

>> drivers/pinctrl/pinctrl-k230.c:159:11: warning: variable 'mode' set but not used [-Wunused-but-set-variable]
     159 |         u32 val, mode, bias, drive, input, output, slew, schmitt, power;
         |                  ^
>> drivers/pinctrl/pinctrl-k230.c:159:37: warning: variable 'output' set but not used [-Wunused-but-set-variable]
     159 |         u32 val, mode, bias, drive, input, output, slew, schmitt, power;
         |                                            ^
   2 warnings generated.

Kconfig warnings: (for reference only)
   WARNING: unmet direct dependencies detected for MODVERSIONS
   Depends on [n]: MODULES [=y] && !COMPILE_TEST [=y]
   Selected by [y]:
   - RANDSTRUCT_FULL [=y] && (CC_HAS_RANDSTRUCT [=y] || GCC_PLUGINS [=n]) && MODULES [=y]


vim +/mode +159 drivers/pinctrl/pinctrl-k230.c

   154	
   155	static void k230_pinctrl_pin_dbg_show(struct pinctrl_dev *pctldev,
   156					      struct seq_file *s, unsigned int offset)
   157	{
   158		struct k230_pinctrl *info = pinctrl_dev_get_drvdata(pctldev);
 > 159		u32 val, mode, bias, drive, input, output, slew, schmitt, power;
   160		struct k230_pin_group *grp = k230_pins[offset].drv_data;
   161		static const char * const biasing[] = {
   162				"pull none", "pull down", "pull up", "" };
   163		static const char * const enable[] = {
   164				"disable", "enable" };
   165		static const char * const power_source[] = {
   166				"3V3", "1V8" };
   167	
   168		regmap_read(info->regmap_base, offset * 4, &val);
   169	
   170		mode	= (val & K230_PC_SEL) >> K230_SHIFT_SEL;
   171		drive	= (val & K230_PC_DS) >> K230_SHIFT_DS;
   172		bias	= (val & K230_PC_BIAS) >> K230_SHIFT_BIAS;
   173		input	= (val & K230_PC_IE) >> K230_SHIFT_IE;
   174		output	= (val & K230_PC_OE) >> K230_SHIFT_OE;
   175		slew	= (val & K230_PC_SL) >> K230_SHIFT_SL;
   176		schmitt	= (val & K230_PC_ST) >> K230_SHIFT_ST;
   177		power	= (val & K230_PC_MSC) >> K230_SHIFT_MSC;
   178	
   179		seq_printf(s, "%s - strength %d - %s - %s - slewrate %s - schmitt %s - %s",
   180			   grp ? grp->name : "unknown",
   181			   drive,
   182			   biasing[bias],
   183			   input ? "input" : "output",
   184			   enable[slew],
   185			   enable[schmitt],
   186			   power_source[power]);
   187	}
   188	

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