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| author | Pei Xiao <xiaopei01@kylinos.cn> | 2025-10-14 12:12:50 +0300 |
|---|---|---|
| committer | Jonathan Cameron <Jonathan.Cameron@huawei.com> | 2025-10-19 13:59:23 +0300 |
| commit | c9fb952360d0c78bbe98239bd6b702f05c2dbb31 (patch) | |
| tree | 71f61929cd895392e2ba14493a4b5d6f9076832d /include/linux/timer.h | |
| parent | 6ea3b542646f45a4b279228989348a8dc229f53c (diff) | |
| download | linux-c9fb952360d0c78bbe98239bd6b702f05c2dbb31.tar.xz | |
iio: adc: ti_am335x_adc: Limit step_avg to valid range for gcc complains
FIELD_PREP() checks that a value fits into the available bitfield, add a
check for step_avg to fix gcc complains.
which gcc complains about:
drivers/iio/adc/ti_am335x_adc.c: In function 'tiadc_step_config':
include/linux/compiler_types.h:572:38: error: call to
'__compiletime_assert_491' declared with attribute error: FIELD_PREP: value
too large for the field include/linux/mfd/ti_am335x_tscadc.h:58:29: note:
in expansion of macro 'FIELD_PREP'
#define STEPCONFIG_AVG(val) FIELD_PREP(GENMASK(4, 2), (val))
^~~~~~~~~~
drivers/iio/adc/ti_am335x_adc.c:127:17: note: in expansion of macro 'STEPCONFIG_AVG'
stepconfig = STEPCONFIG_AVG(ffs(adc_dev->step_avg[i]) - 1)
Reported-by: kernel test robot <lkp@intel.com>
Closes: https://lore.kernel.org/oe-kbuild-all/202510102117.Jqxrw1vF-lkp@intel.com/
Signed-off-by: Pei Xiao <xiaopei01@kylinos.cn>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Diffstat (limited to 'include/linux/timer.h')
0 files changed, 0 insertions, 0 deletions