linux-kernel - Re: [PATCH v11 4/5] pwm: sifive: Fix rounding issues in apply and get

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Message-ID: <202504212351.Aa9tPMsO-lkp@intel.com>
Date: Mon, 21 Apr 2025 23:23:12 +0800
From: kernel test robot <lkp@...el.com>
To: Nylon Chen <nylon.chen@...ive.com>, Conor Dooley <conor@...nel.org>,
	Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk@...nel.org>,
	Paul Walmsley <paul.walmsley@...ive.com>,
	Palmer Dabbelt <palmer@...belt.com>,
	Albert Ou <aou@...s.berkeley.edu>,
	Samuel Holland <samuel.holland@...ive.com>,
	Uwe Kleine-König <ukleinek@...nel.org>
Cc: llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev,
	linux-riscv@...ts.infradead.org, devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org, linux-pwm@...r.kernel.org,
	Nylon Chen <nylon.chen@...ive.com>, Zong Li <zong.li@...ive.com>
Subject: Re: [PATCH v11 4/5] pwm: sifive: Fix rounding issues in apply and
 get_state functions

Hi Nylon,

kernel test robot noticed the following build errors:

[auto build test ERROR on robh/for-next]
[also build test ERROR on linus/master v6.15-rc3 next-20250417]
[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/Nylon-Chen/riscv-dts-sifive-unleashed-unmatched-Remove-PWM-controlled-LED-s-active-low-properties/20250421-174716
base:   https://git.kernel.org/pub/scm/linux/kernel/git/robh/linux.git for-next
patch link:    https://lore.kernel.org/r/20250421095521.1500427-5-nylon.chen%40sifive.com
patch subject: [PATCH v11 4/5] pwm: sifive: Fix rounding issues in apply and get_state functions
config: i386-buildonly-randconfig-003-20250421 (https://download.01.org/0day-ci/archive/20250421/202504212351.Aa9tPMsO-lkp@intel.com/config)
compiler: clang version 20.1.2 (https://github.com/llvm/llvm-project 58df0ef89dd64126512e4ee27b4ac3fd8ddf6247)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250421/202504212351.Aa9tPMsO-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/202504212351.Aa9tPMsO-lkp@intel.com/

All errors (new ones prefixed by >>, old ones prefixed by <<):

WARNING: modpost: missing MODULE_DESCRIPTION() in lib/ucs2_string.o
>> ERROR: modpost: "__udivdi3" [drivers/pwm/pwm-sifive.ko] undefined!

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki