Hi Caleb, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on robh/for-next] [also build test WARNING on input/next v5.14-rc6 next-20210816] [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/Caleb-Connolly/input-Introduce-support-for-SPMI-haptics-found-on-Qcom-PMICs/20210817-062200 base: https://git.kernel.org/pub/scm/linux/kernel/git/robh/linux.git for-next config: arm64-allyesconfig (attached as .config) compiler: aarch64-linux-gcc (GCC) 11.2.0 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 # https://github.com/0day-ci/linux/commit/4fe3986969c516117a071eb5f9df141c6fc95b69 git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Caleb-Connolly/input-Introduce-support-for-SPMI-haptics-found-on-Qcom-PMICs/20210817-062200 git checkout 4fe3986969c516117a071eb5f9df141c6fc95b69 # save the attached .config to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=arm64 SHELL=/bin/bash drivers/input/misc/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot All warnings (new ones prefixed by >>): drivers/input/misc/qcom-spmi-haptics.c:196: warning: Function parameter or member 'haptics_input_dev' not described in 'spmi_haptics' drivers/input/misc/qcom-spmi-haptics.c:634: warning: Excess function parameter 'enable' description in 'spmi_haptics_enable' >> drivers/input/misc/qcom-spmi-haptics.c:679: warning: expecting prototype for spmi_haptics_enable(). Prototype was for spmi_haptics_disable() instead vim +679 drivers/input/misc/qcom-spmi-haptics.c 671 672 /** 673 * spmi_haptics_enable - handler to start/stop vibration 674 * @haptics: pointer to haptics struct 675 * @enable: state to set 676 * Returns: 0 on success, < 0 on failure 677 */ 678 static int spmi_haptics_disable(struct spmi_haptics *haptics) > 679 { 680 int ret; 681 682 mutex_lock(&haptics->play_lock); 683 684 ret = spmi_haptics_write_play_control(haptics, HAP_STOP); 685 if (ret < 0) { 686 dev_err(haptics->dev, "Error disabling play, ret=%d\n", ret); 687 goto out; 688 } 689 690 ret = spmi_haptics_module_enable(haptics, false); 691 if (ret < 0) { 692 dev_err(haptics->dev, "Error disabling module, ret=%d\n", ret); 693 goto out; 694 } 695 696 out: 697 mutex_unlock(&haptics->play_lock); 698 return ret; 699 } 700 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org