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Message-ID: <20241109144438.575249df@jic23-huawei>
Date: Sat, 9 Nov 2024 14:44:38 +0000
From: Jonathan Cameron <jic23@...nel.org>
To: kernel test robot <lkp@...el.com>
Cc: Per-Daniel Olsson <perdaniel.olsson@...s.com>, Lars-Peter Clausen
<lars@...afoo.de>, Rob Herring <robh@...nel.org>, Krzysztof Kozlowski
<krzk@...nel.org>, Conor Dooley <conor+dt@...nel.org>,
llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev,
linux-iio@...r.kernel.org, linux-kernel@...r.kernel.org,
devicetree@...r.kernel.org, rickard.andersson@...s.com, kernel@...s.com
Subject: Re: [PATCH v5 2/2] iio: light: Add support for TI OPT4060 color
sensor
On Thu, 7 Nov 2024 08:39:56 +0800
kernel test robot <lkp@...el.com> wrote:
> 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@intel.com/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@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@...el.com>
> | Closes: https://lore.kernel.org/oe-kbuild-all/202411070820.GxSGRFR6-lkp@intel.com/
As you have probably realized, your series crossed with a change of parameter type.
If there is nothing else to warrant a respin I can fix this up whilst applying.
Jonathan
>
> 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
>
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