Re: [PATCH v8 2/2] leds: Add driver for Qualcomm LPG

[kernel test robot]

Hi Bjorn,

I love your patch! Yet something to improve:

[auto build test ERROR on pavel-linux-leds/for-next]
[also build test ERROR on robh/for-next v5.13-rc7 next-20210621]
[cannot apply to j.anaszewski-leds/for-next]
[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]

url:    https://github.com/0day-ci/linux/commits/Bjorn-Andersson/dt-bindings-leds-Add-Qualcomm-Light-Pulse-Generator-binding/20210622-130332
base:   git://git.kernel.org/pub/scm/linux/kernel/git/pavel/linux-leds.git for-next
config: sh-allmodconfig (attached as .config)
compiler: sh4-linux-gcc (GCC) 9.3.0
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # https://github.com/0day-ci/linux/commit/eb89f3ce4c58b347137bbc2944d46b60d5c363c2
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Bjorn-Andersson/dt-bindings-leds-Add-Qualcomm-Light-Pulse-Generator-binding/20210622-130332
        git checkout eb89f3ce4c58b347137bbc2944d46b60d5c363c2
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=sh 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@xxxxxxxxx>

All error/warnings (new ones prefixed by >>, old ones prefixed by <<):

>> ERROR: modpost: "__udivdi3" [drivers/leds/rgb/leds-qcom-lpg.ko] undefined!
ERROR: modpost: "__delay" [drivers/net/mdio/mdio-cavium.ko] undefined!
ERROR: modpost: "__udivdi3" [fs/btrfs/btrfs.ko] undefined!
ERROR: modpost: "__umoddi3" [fs/btrfs/btrfs.ko] undefined!
--
drivers/leds/rgb/leds-qcom-lpg.c: In function 'lpg_calc_freq':
>> drivers/leds/rgb/leds-qcom-lpg.c:276:29: warning: integer overflow in expression of type 'long int' results in '898891776' [-Woverflow]
276 |  if (period <= NSEC_PER_SEC * LPG_RESOLUTION / 19200000)
|                             ^
drivers/leds/rgb/leds-qcom-lpg.c: In function 'lpg_apply_lut_control':
>> drivers/leds/rgb/leds-qcom-lpg.c:395:6: warning: variable 'pattern_len' set but not used [-Wunused-but-set-variable]
395 |  int pattern_len;
|      ^~~~~~~~~~~

Kconfig warnings: (for reference only)
   WARNING: unmet direct dependencies detected for SND_ATMEL_SOC_PDC
   Depends on SOUND && !UML && SND && SND_SOC && SND_ATMEL_SOC && HAS_DMA
   Selected by
   - SND_ATMEL_SOC_SSC && SOUND && !UML && SND && SND_SOC && SND_ATMEL_SOC
   - SND_ATMEL_SOC_SSC_PDC && SOUND && !UML && SND && SND_SOC && SND_ATMEL_SOC && ATMEL_SSC

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx

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