Hi Per-Daniel, kernel test robot noticed the following build errors: [auto build test ERROR on jic23-iio/togreg] [also build test ERROR on robh/for-next linus/master v6.12-rc6 next-20241106] [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/Per-Daniel-Olsson/dt-bindings-iio-light-Document-TI-OPT4060-RGBW-sensor/20241106-200407 base: https://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio.git togreg patch link: https://lore.kernel.org/r/20241106120036.986755-3-perdaniel.olsson%40axis.com patch subject: [PATCH v5 2/2] iio: light: Add support for TI OPT4060 color sensor config: x86_64-allyesconfig (https://download.01.org/0day-ci/archive/20241107/202411070820.GxSGRFR6-lkp@xxxxxxxxx/config) compiler: clang version 19.1.3 (https://github.com/llvm/llvm-project ab51eccf88f5321e7c60591c5546b254b6afab99) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241107/202411070820.GxSGRFR6-lkp@xxxxxxxxx/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@xxxxxxxxx> | Closes: https://lore.kernel.org/oe-kbuild-all/202411070820.GxSGRFR6-lkp@xxxxxxxxx/ All error/warnings (new ones prefixed by >>): In file included from drivers/iio/light/opt4060.c:11: In file included from include/linux/i2c.h:19: In file included from include/linux/regulator/consumer.h:35: In file included from include/linux/suspend.h:5: In file included from include/linux/swap.h:9: In file included from include/linux/memcontrol.h:21: In file included from include/linux/mm.h:2213: include/linux/vmstat.h:504:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion] 504 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~ ^ 505 | item]; | ~~~~ include/linux/vmstat.h:511:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion] 511 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~ ^ 512 | NR_VM_NUMA_EVENT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~~ include/linux/vmstat.h:518:36: warning: arithmetic between different enumeration types ('enum node_stat_item' and 'enum lru_list') [-Wenum-enum-conversion] 518 | return node_stat_name(NR_LRU_BASE + lru) + 3; // skip "nr_" | ~~~~~~~~~~~ ^ ~~~ include/linux/vmstat.h:524:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion] 524 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~ ^ 525 | NR_VM_NUMA_EVENT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~~ >> drivers/iio/light/opt4060.c:847:3: warning: label followed by a declaration is a C23 extension [-Wc23-extensions] 847 | u32 th_lo, th_hi; | ^ drivers/iio/light/opt4060.c:884:3: warning: label followed by a declaration is a C23 extension [-Wc23-extensions] 884 | u32 th_lo, th_hi; | ^ >> drivers/iio/light/opt4060.c:977:24: error: incompatible function pointer types initializing 'int (*)(struct iio_dev *, const struct iio_chan_spec *, enum iio_event_type, enum iio_event_direction, bool)' (aka 'int (*)(struct iio_dev *, const struct iio_chan_spec *, enum iio_event_type, enum iio_event_direction, _Bool)') with an expression of type 'int (struct iio_dev *, const struct iio_chan_spec *, enum iio_event_type, enum iio_event_direction, int)' [-Wincompatible-function-pointer-types] 977 | .write_event_config = opt4060_write_event_config, | ^~~~~~~~~~~~~~~~~~~~~~~~~~ 6 warnings and 1 error generated. vim +977 drivers/iio/light/opt4060.c 829 830 static int opt4060_read_event(struct iio_dev *indio_dev, 831 const struct iio_chan_spec *chan, 832 enum iio_event_type type, 833 enum iio_event_direction dir, 834 enum iio_event_info info, 835 int *val, int *val2) 836 { 837 int ret; 838 struct opt4060_chip *chip = iio_priv(indio_dev); 839 840 if (chan->type != IIO_INTENSITY) 841 return -EINVAL; 842 if (type != IIO_EV_TYPE_THRESH) 843 return -EINVAL; 844 845 switch (info) { 846 case IIO_EV_INFO_VALUE: > 847 u32 th_lo, th_hi; 848 849 ret = opt4060_get_thresholds(chip, &th_lo, &th_hi); 850 if (ret) 851 return ret; 852 if (dir == IIO_EV_DIR_FALLING) { 853 *val = th_lo; 854 ret = IIO_VAL_INT; 855 } else if (dir == IIO_EV_DIR_RISING) { 856 *val = th_hi; 857 ret = IIO_VAL_INT; 858 } 859 return ret; 860 case IIO_EV_INFO_PERIOD: 861 return opt4060_read_ev_period(chip, val, val2); 862 default: 863 return -EINVAL; 864 } 865 } 866 867 static int opt4060_write_event(struct iio_dev *indio_dev, 868 const struct iio_chan_spec *chan, 869 enum iio_event_type type, 870 enum iio_event_direction dir, 871 enum iio_event_info info, 872 int val, int val2) 873 { 874 struct opt4060_chip *chip = iio_priv(indio_dev); 875 int ret; 876 877 if (chan->type != IIO_INTENSITY) 878 return -EINVAL; 879 if (type != IIO_EV_TYPE_THRESH) 880 return -EINVAL; 881 882 switch (info) { 883 case IIO_EV_INFO_VALUE: 884 u32 th_lo, th_hi; 885 886 ret = opt4060_get_thresholds(chip, &th_lo, &th_hi); 887 if (ret) 888 return ret; 889 if (dir == IIO_EV_DIR_FALLING) 890 th_lo = val; 891 else if (dir == IIO_EV_DIR_RISING) 892 th_hi = val; 893 return opt4060_set_thresholds(chip, th_lo, th_hi); 894 case IIO_EV_INFO_PERIOD: 895 return opt4060_write_ev_period(chip, val, val2); 896 default: 897 return -EINVAL; 898 } 899 } 900 901 static int opt4060_read_event_config(struct iio_dev *indio_dev, 902 const struct iio_chan_spec *chan, 903 enum iio_event_type type, 904 enum iio_event_direction dir) 905 { 906 int ch_sel, ch_idx = chan->scan_index; 907 struct opt4060_chip *chip = iio_priv(indio_dev); 908 int ret; 909 910 if (chan->type != IIO_INTENSITY) 911 return -EINVAL; 912 if (type != IIO_EV_TYPE_THRESH) 913 return -EINVAL; 914 915 ret = opt4060_get_channel_sel(chip, &ch_sel); 916 if (ret) 917 return ret; 918 919 if (((dir == IIO_EV_DIR_FALLING) && chip->thresh_event_lo_active) || 920 ((dir == IIO_EV_DIR_RISING) && chip->thresh_event_hi_active)) 921 return ch_sel == ch_idx; 922 923 return ret; 924 } 925 926 static int opt4060_write_event_config(struct iio_dev *indio_dev, 927 const struct iio_chan_spec *chan, 928 enum iio_event_type type, 929 enum iio_event_direction dir, int state) 930 { 931 int ch_sel, ch_idx = chan->scan_index; 932 struct opt4060_chip *chip = iio_priv(indio_dev); 933 int ret; 934 935 if (chan->type != IIO_INTENSITY) 936 return -EINVAL; 937 if (type != IIO_EV_TYPE_THRESH) 938 return -EINVAL; 939 940 ret = opt4060_get_channel_sel(chip, &ch_sel); 941 if (ret) 942 return ret; 943 944 if (state) { 945 /* Only one channel can be active at the same time */ 946 if ((chip->thresh_event_lo_active || 947 chip->thresh_event_hi_active) && (ch_idx != ch_sel)) 948 return -EBUSY; 949 if (dir == IIO_EV_DIR_FALLING) 950 chip->thresh_event_lo_active = true; 951 else if (dir == IIO_EV_DIR_RISING) 952 chip->thresh_event_hi_active = true; 953 ret = opt4060_set_channel_sel(chip, ch_idx); 954 if (ret) 955 return ret; 956 } else { 957 if (ch_idx == ch_sel) { 958 if (dir == IIO_EV_DIR_FALLING) 959 chip->thresh_event_lo_active = false; 960 else if (dir == IIO_EV_DIR_RISING) 961 chip->thresh_event_hi_active = false; 962 } 963 } 964 965 return opt4060_event_set_state(indio_dev, chip->thresh_event_hi_active | 966 chip->thresh_event_lo_active); 967 } 968 969 static const struct iio_info opt4060_info = { 970 .read_raw = opt4060_read_raw, 971 .write_raw = opt4060_write_raw, 972 .write_raw_get_fmt = opt4060_write_raw_get_fmt, 973 .read_avail = opt4060_read_available, 974 .read_event_value = opt4060_read_event, 975 .write_event_value = opt4060_write_event, 976 .read_event_config = opt4060_read_event_config, > 977 .write_event_config = opt4060_write_event_config, 978 }; 979 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki