linux-kernel - Re: [PATCH 3/3] pwm-sifive: add a driver for SiFive SoC PWM

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Message-ID: <201805041648.xf1cFGHD%fengguang.wu@intel.com>
Date:   Fri, 4 May 2018 16:43:59 +0800
From:   kbuild test robot <lkp@...el.com>
To:     "Wesley W. Terpstra" <wesley@...ive.com>
Cc:     kbuild-all@...org, Thierry Reding <thierry.reding@...il.com>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Andreas Färber <afaerber@...e.de>,
        Noralf Trønnes <noralf@...nnes.org>,
        David Lechner <david@...hnology.com>,
        Alexandre Belloni <alexandre.belloni@...e-electrons.com>,
        SZ Lin <sz.lin@...a.com>, linux-pwm@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        "Wesley W. Terpstra" <wesley@...ive.com>,
        "Wesley W . Terpstra" <wesley@...pstra.ca>
Subject: Re: [PATCH 3/3] pwm-sifive: add a driver for SiFive SoC PWM

Hi Wesley,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on robh/for-next]
[also build test ERROR on v4.17-rc3]
[cannot apply to next-20180503]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]

url:    https://github.com/0day-ci/linux/commits/Wesley-W-Terpstra/SiFive-SoC-PWM-driver/20180429-174212
base:   https://git.kernel.org/pub/scm/linux/kernel/git/robh/linux.git for-next
config: arm-allyesconfig (attached as .config)
compiler: arm-linux-gnueabi-gcc (Debian 7.2.0-11) 7.2.0
reproduce:
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # save the attached .config to linux build tree
        make.cross ARCH=arm 

All errors (new ones prefixed by >>):

   drivers/pwm/pwm-sifive.o: In function `sifive_pwm_apply':
>> pwm-sifive.c:(.text+0xe8): undefined reference to `__aeabi_uldivmod'
   drivers/pwm/pwm-sifive.o: In function `sifive_pwm_update_clock':
   pwm-sifive.c:(.text+0x1f0): undefined reference to `__aeabi_uldivmod'
   pwm-sifive.c:(.text+0x240): undefined reference to `__aeabi_uldivmod'

---
0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation

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