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In-Reply-To: <201611182114.VznHVMqN%fengguang.wu@intel.com>
References: <85d3b2acbc173e285cf91847fa8ba128b469cbc1.1479470374.git.baolin.wang@linaro.org>
 <201611182114.VznHVMqN%fengguang.wu@intel.com>
From: Baolin Wang <baolin.wang@linaro.org>
Date: Mon, 21 Nov 2016 14:22:11 +0800
Message-ID: <CAMz4ku+xph6bw1VERqZOhOZ-8Ns6hTLC6Q61EcvwhJGiy2_KTw@mail.gmail.com>
Subject: Re: [PATCH 2/2] usb: dwc3: core: Support the dwc3 host suspend/resume
To: kbuild test robot <lkp@intel.com>
Cc: kbuild-all@01.org, mathias.nyman@intel.com,
        Felipe Balbi <balbi@kernel.org>, Greg KH <gregkh@linuxfoundation.org>,
        Mark Brown <broonie@kernel.org>, USB <linux-usb@vger.kernel.org>,
        LKML <linux-kernel@vger.kernel.org>
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Sender: linux-kernel-owner@vger.kernel.org
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On 18 November 2016 at 21:14, kbuild test robot <lkp@intel.com> wrote:
> Hi Baolin,
>
> [auto build test ERROR on next-20161117]
> [cannot apply to balbi-usb/next usb/usb-testing v4.9-rc5 v4.9-rc4 v4.9-rc3 v4.9-rc5]
> [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/Baolin-Wang/usb-host-plat-Enable-xhci-plat-runtime-PM/20161118-202029
> config: i386-allmodconfig (attached as .config)
> compiler: gcc-6 (Debian 6.2.0-3) 6.2.0 20160901
> reproduce:
>         # save the attached .config to linux build tree
>         make ARCH=i386
>
> All errors (new ones prefixed by >>):
>
>    drivers/usb/dwc3/host.c: In function 'dwc3_host_suspend':
>>> drivers/usb/dwc3/host.c:157:10: error: implicit declaration of function 'pm_children_suspended' [-Werror=implicit-function-declaration]
>      while (!pm_children_suspended(xhci) && --cnt > 0)
>              ^~~~~~~~~~~~~~~~~~~~~
>    cc1: some warnings being treated as errors
>
> vim +/pm_children_suspended +157 drivers/usb/dwc3/host.c
>
>    151          int ret, cnt = DWC3_HOST_SUSPEND_COUNT;
>    152
>    153          /*
>    154           * We need make sure the children of the xHCI device had been into
>    155           * suspend state, or we will suspend xHCI device failed.
>    156           */
>  > 157          while (!pm_children_suspended(xhci) && --cnt > 0)
>    158                  msleep(DWC3_HOST_SUSPEND_TIMEOUT);
>    159
>    160          if (cnt <= 0) {

I will send out new patch to fix this building error.

-- 
Baolin.wang
Best Regards