Re: [PATCH v2 2/2] iio: light: Add support for APDS9306 Light Sensor

From: kernel test robot
Date: Sat Oct 28 2023 - 02:35:13 EST


Hi Subhajit,

kernel test robot noticed the following build warnings:

[auto build test WARNING on 611da07b89fdd53f140d7b33013f255bf0ed8f34]

url: https://github.com/intel-lab-lkp/linux/commits/Subhajit-Ghosh/dt-bindings-iio-light-Avago-APDS9306/20231027-154954
base: 611da07b89fdd53f140d7b33013f255bf0ed8f34
patch link: https://lore.kernel.org/r/20231027074545.6055-3-subhajit.ghosh%40tweaklogic.com
patch subject: [PATCH v2 2/2] iio: light: Add support for APDS9306 Light Sensor
config: alpha-allmodconfig (https://download.01.org/0day-ci/archive/20231028/202310281420.see2fNLh-lkp@xxxxxxxxx/config)
compiler: alpha-linux-gcc (GCC) 13.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231028/202310281420.see2fNLh-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/202310281420.see2fNLh-lkp@xxxxxxxxx/

All warnings (new ones prefixed by >>):

>> drivers/iio/light/apds9306.c:110: warning: cannot understand function prototype: 'const int apds9306_repeat_rate_freq[][2] = '
>> drivers/iio/light/apds9306.c:123: warning: cannot understand function prototype: 'const int apds9306_repeat_rate_period[] = '


vim +110 drivers/iio/light/apds9306.c

106
107 /**
108 * apds9306_repeat_rate_freq - Sampling Frequency in uHz
109 */
> 110 static const int apds9306_repeat_rate_freq[][2] = {
111 {40, 0},
112 {20, 0},
113 {10, 0},
114 {5, 0},
115 {2, 0},
116 {1, 0},
117 {0, 500000},
118 };
119
120 /**
121 * apds9306_repeat_rate_period - Sampling period in uSec
122 */
> 123 static const int apds9306_repeat_rate_period[] = {
124 25000, 50000, 100000, 200000, 500000, 1000000, 2000000
125 };
126 static_assert(ARRAY_SIZE(apds9306_repeat_rate_freq) ==
127 ARRAY_SIZE(apds9306_repeat_rate_period));
128

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