Re: [PATCH v3 1/3] iio: light: ltr390: Add configurable gain and resolution
From: kernel test robot
Date: Mon Jul 29 2024 - 19:45:24 EST
Hi Abhash,
kernel test robot noticed the following build errors:
[auto build test ERROR on jic23-iio/togreg]
[also build test ERROR on linus/master v6.11-rc1 next-20240729]
[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/Abhash-Jha/iio-light-ltr390-Add-configurable-gain-and-resolution/20240729-222433
base: https://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio.git togreg
patch link: https://lore.kernel.org/r/20240729115056.355466-2-abhashkumarjha123%40gmail.com
patch subject: [PATCH v3 1/3] iio: light: ltr390: Add configurable gain and resolution
config: i386-buildonly-randconfig-003-20240730 (https://download.01.org/0day-ci/archive/20240730/202407300717.9WTaBkEv-lkp@xxxxxxxxx/config)
compiler: clang version 18.1.5 (https://github.com/llvm/llvm-project 617a15a9eac96088ae5e9134248d8236e34b91b1)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240730/202407300717.9WTaBkEv-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/202407300717.9WTaBkEv-lkp@xxxxxxxxx/
All errors (new ones prefixed by >>):
>> drivers/iio/light/ltr390.c:171:6: error: call to undeclared function 'FIELD_PREP'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
171 | LTR390_ALS_UVS_INT_TIME(idx));
| ^
drivers/iio/light/ltr390.c:42:36: note: expanded from macro 'LTR390_ALS_UVS_INT_TIME'
42 | #define LTR390_ALS_UVS_INT_TIME(x) FIELD_PREP(LTR390_ALS_UVS_INT_TIME_MASK, (x))
| ^
1 error generated.
vim +/FIELD_PREP +171 drivers/iio/light/ltr390.c
158
159 static int ltr390_set_int_time(struct ltr390_data *data, int val)
160 {
161 int ret, idx;
162
163 for (idx = 0; idx < ARRAY_SIZE(ltr390_int_time_map_us); idx++) {
164 if (ltr390_int_time_map_us[idx] != val)
165 continue;
166
167 guard(mutex)(&data->lock);
168 ret = regmap_update_bits(data->regmap,
169 LTR390_ALS_UVS_MEAS_RATE,
170 LTR390_ALS_UVS_INT_TIME_MASK,
> 171 LTR390_ALS_UVS_INT_TIME(idx));
172 if (ret)
173 return ret;
174
175 data->int_time_us = ltr390_int_time_map_us[idx];
176 return 0;
177 }
178
179 return -EINVAL;
180 }
181
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