tree: https://github.com/Xilinx/linux-xlnx master head: 0605a36e057480f3a83ae401e7ff59739da78e82 commit: a6aea4afc0f41390d36b593f455902b6fdd75685 [11850/12130] regulator: da9121: Use core regulator lock config: powerpc-randconfig-r011-20210421 (attached as .config) compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project d87b9b81ccb95217181ce75515c6c68bbb408ca4) reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # install powerpc cross compiling tool for clang build # apt-get install binutils-powerpc-linux-gnu # https://github.com/Xilinx/linux-xlnx/commit/a6aea4afc0f41390d36b593f45590... git remote add xlnx https://github.com/Xilinx/linux-xlnx git fetch --no-tags xlnx master git checkout a6aea4afc0f41390d36b593f455902b6fdd75685 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 ARCH=powerpc If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All errors (new ones prefixed by >>): regulator_lock(rdev); ^ regulator_unlock(rdev); ^ drivers/regulator/da9121-regulator.c:750:3: note: did you mean 'regulator_lock'? drivers/regulator/da9121-regulator.c:748:3: note: 'regulator_lock' declared here regulator_lock(rdev); ^ 2 errors generated. vim +/regulator_lock +748 drivers/regulator/da9121-regulator.c 676 677 static inline int da9121_handle_notifier( 678 struct da9121 *chip, struct regulator_dev *rdev, 679 unsigned int event_bank, unsigned int event, unsigned int ebit) 680 { 681 enum { R0 = 0, R1, R2, REG_MAX_NUM }; 682 unsigned long notification = 0; 683 int ret = 0; 684 685 if (event & ebit) { 686 switch (event_bank) { 687 case DA9121_REG_SYS_EVENT_0: 688 switch (event & ebit) { 689 case DA9121_MASK_SYS_EVENT_0_E_TEMP_CRIT: 690 chip->persistent[R0] |= DA9121_MASK_SYS_EVENT_0_E_TEMP_CRIT; 691 notification |= REGULATOR_EVENT_OVER_TEMP | 692 REGULATOR_EVENT_DISABLE; 693 break; 694 case DA9121_MASK_SYS_EVENT_0_E_TEMP_WARN: 695 chip->persistent[R0] |= DA9121_MASK_SYS_EVENT_0_E_TEMP_WARN; 696 notification |= REGULATOR_EVENT_OVER_TEMP; 697 break; 698 default: 699 dev_warn(chip->dev, 700 "Unhandled event in bank0 0x%02x\n", 701 event & ebit); 702 ret = -EINVAL; 703 break; 704 } 705 break; 706 case DA9121_REG_SYS_EVENT_1: 707 switch (event & ebit) { 708 case DA9121_MASK_SYS_EVENT_1_E_OV1: 709 chip->persistent[R1] |= DA9121_MASK_SYS_EVENT_1_E_OV1; 710 notification |= REGULATOR_EVENT_REGULATION_OUT; 711 break; 712 case DA9121_MASK_SYS_EVENT_1_E_UV1: 713 chip->persistent[R1] |= DA9121_MASK_SYS_EVENT_1_E_UV1; 714 notification |= REGULATOR_EVENT_UNDER_VOLTAGE; 715 break; 716 case DA9121_MASK_SYS_EVENT_1_E_OC1: 717 chip->persistent[R1] |= DA9121_MASK_SYS_EVENT_1_E_OC1; 718 notification |= REGULATOR_EVENT_OVER_CURRENT; 719 break; 720 case DA9xxx_MASK_SYS_EVENT_1_E_OV2: 721 chip->persistent[R1] |= DA9xxx_MASK_SYS_EVENT_1_E_OV2; 722 notification |= REGULATOR_EVENT_REGULATION_OUT; 723 break; 724 case DA9xxx_MASK_SYS_EVENT_1_E_UV2: 725 chip->persistent[R1] |= DA9xxx_MASK_SYS_EVENT_1_E_UV2; 726 notification |= REGULATOR_EVENT_UNDER_VOLTAGE; 727 break; 728 case DA9xxx_MASK_SYS_EVENT_1_E_OC2: 729 chip->persistent[R1] |= DA9xxx_MASK_SYS_EVENT_1_E_OC2; 730 notification |= REGULATOR_EVENT_OVER_CURRENT; 731 break; 732 default: 733 dev_warn(chip->dev, 734 "Unhandled event in bank1 0x%02x\n", 735 event & ebit); 736 ret = -EINVAL; 737 break; 738 } 739 break; 740 default: 741 dev_warn(chip->dev, 742 "Unhandled event bank 0x%02x\n", event_bank); 743 ret = -EINVAL; 744 goto error; 745 break; 746 } 747 749 regulator_notifier_call_chain(rdev, notification, NULL); 751 } 752 753 error: 754 return ret; 755 } 756 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org