Messages in this thread | | | Date | Wed, 12 Jan 2022 22:17:13 +0800 | From | kernel test robot <> | Subject | [tobetter:odroid-5.16.y 8/39] drivers/pwm/pwm-gpio.c:60:22: warning: no previous prototype for 'gpio_pwm_timer' |
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tree: https://github.com/tobetter/linux odroid-5.16.y head: cb59f7f629212302d4136a919ef9822aa9c84aac commit: 9dd6bb4ad958df52219ba8a54e11fad21c546a03 [8/39] ODROID-COMMON: pwm: gpio: Add a generic gpio based PWM driver config: arc-allyesconfig (https://download.01.org/0day-ci/archive/20220112/202201122200.YLzDW2yK-lkp@intel.com/config) compiler: arceb-elf-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/tobetter/linux/commit/9dd6bb4ad958df52219ba8a54e11fad21c546a03 git remote add tobetter https://github.com/tobetter/linux git fetch --no-tags tobetter odroid-5.16.y git checkout 9dd6bb4ad958df52219ba8a54e11fad21c546a03 # save the config file to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=arc SHELL=/bin/bash drivers/pwm/
If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@intel.com>
All warnings (new ones prefixed by >>):
>> drivers/pwm/pwm-gpio.c:60:22: warning: no previous prototype for 'gpio_pwm_timer' [-Wmissing-prototypes] 60 | enum hrtimer_restart gpio_pwm_timer(struct hrtimer *timer) | ^~~~~~~~~~~~~~
vim +/gpio_pwm_timer +60 drivers/pwm/pwm-gpio.c
59 > 60 enum hrtimer_restart gpio_pwm_timer(struct hrtimer *timer) 61 { 62 struct gpio_pwm_data *gpio_data = container_of(timer, 63 struct gpio_pwm_data, 64 timer); 65 if (!gpio_data->run) { 66 gpio_pwm_off(gpio_data); 67 gpio_data->pin_on = false; 68 return HRTIMER_NORESTART; 69 } 70 71 if (!gpio_data->pin_on) { 72 hrtimer_forward_now(&gpio_data->timer, 73 ns_to_ktime(gpio_data->on_time)); 74 gpio_pwm_on(gpio_data); 75 gpio_data->pin_on = true; 76 } else { 77 hrtimer_forward_now(&gpio_data->timer, 78 ns_to_ktime(gpio_data->off_time)); 79 gpio_pwm_off(gpio_data); 80 gpio_data->pin_on = false; 81 } 82 83 return HRTIMER_RESTART; 84 } 85
--- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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