linux-kernel - RE: [PATCH] platform/x86:dell-laptop:Add battery charging thresholds and charging mode switch.

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Date:   Tue, 4 Aug 2020 05:46:30 +0000
From:   "Yuan, Perry" <Perry.Yuan@...l.com>
To:     kernel test robot <lkp@...el.com>,
        "sre@...nel.org" <sre@...nel.org>,
        "mjg59@...f.ucam.org" <mjg59@...f.ucam.org>,
        "pali@...nel.org" <pali@...nel.org>,
        "dvhart@...radead.org" <dvhart@...radead.org>,
        "andy@...radead.org" <andy@...radead.org>,
        "Limonciello, Mario" <Mario.Limonciello@...l.com>
CC:     "kbuild-all@...ts.01.org" <kbuild-all@...ts.01.org>,
        "linux-pm@...r.kernel.org" <linux-pm@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "platform-driver-x86@...r.kernel.org" 
        <platform-driver-x86@...r.kernel.org>
Subject: RE: [PATCH] platform/x86:dell-laptop:Add battery charging thresholds
 and charging mode switch.

> From: kernel test robot <lkp@...el.com>
> Sent: Saturday, August 1, 2020 1:08 PM
> To: Yuan, Perry; sre@...nel.org; mjg59@...f.ucam.org; pali@...nel.org;
> dvhart@...radead.org; andy@...radead.org; Limonciello, Mario
> Cc: kbuild-all@...ts.01.org; linux-pm@...r.kernel.org; linux-
> kernel@...r.kernel.org; platform-driver-x86@...r.kernel.org; Yuan, Perry
> Subject: Re: [PATCH] platform/x86:dell-laptop:Add battery charging thresholds
> and charging mode switch.
> 
> 
> [EXTERNAL EMAIL]
> 
> Hi Perry,
> 
> Thank you for the patch! Yet something to improve:
> 
> [auto build test ERROR on power-supply/for-next] [also build test ERROR on
> linux/master linus/master v5.8-rc7 next-20200731] [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/Perry-Yuan/platform-x86-
> dell-laptop-Add-battery-charging-thresholds-and-charging-mode-
> switch/20200729-150347
> base:   https://git.kernel.org/pub/scm/linux/kernel/git/sre/linux-power-
> supply.git for-next
> config: i386-randconfig-a005-20200731 (attached as .config)
> compiler: gcc-9 (Debian 9.3.0-14) 9.3.0
> reproduce (this is a W=1 build):
>         # save the attached .config to linux build tree
>         make W=1 ARCH=i386
> 
> If you fix the issue, kindly add following tag as appropriate
> Reported-by: kernel test robot <lkp@...el.com>
> 
> All errors (new ones prefixed by >>, old ones prefixed by <<):
> 
> >> ERROR: modpost: "battery_hook_unregister" [drivers/platform/x86/dell-
> laptop.ko] undefined!
> >> ERROR: modpost: "battery_hook_register" [drivers/platform/x86/dell-
> laptop.ko] undefined!
> 
> ---
> 0-DAY CI Kernel Test Service, Intel Corporation
> https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

It is not patch issue, the kernel config needs to add  "CONFIG_ACPI_BATTERY=y"