linux-kernel - Re: [PATCH v10 5/6] usb: dwc3: dwc3-qcom: Enable tx-fifo-resize property by default

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Message-ID: <20210618043538.GD25299@jackp-linux.qualcomm.com>
Date:   Thu, 17 Jun 2021 21:35:38 -0700
From:   Jack Pham <jackp@...eaurora.org>
To:     Wesley Cheng <wcheng@...eaurora.org>
Cc:     kernel test robot <lkp@...el.com>, balbi@...nel.org,
        gregkh@...uxfoundation.org, robh+dt@...nel.org, agross@...nel.org,
        bjorn.andersson@...aro.org, frowand.list@...il.com,
        kbuild-all@...ts.01.org, linux-usb@...r.kernel.org,
        linux-kernel@...r.kernel.org, devicetree@...r.kernel.org,
        linux-arm-msm@...r.kernel.org
Subject: Re: [PATCH v10 5/6] usb: dwc3: dwc3-qcom: Enable tx-fifo-resize
 property by default

Hi Wesley,

On Fri, Jun 18, 2021 at 02:04:40AM +0800, kernel test robot wrote:
> Hi Wesley,
> 
> Thank you for the patch! Yet something to improve:
> 
> [auto build test ERROR on usb/usb-testing]
> [also build test ERROR on robh/for-next v5.13-rc6 next-20210617]
> [cannot apply to balbi-usb/testing/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/Wesley-Cheng/Re-introduce-TX-FIFO-resize-for-larger-EP-bursting/20210617-180037
> base:   https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing
> config: csky-randconfig-s031-20210617 (attached as .config)
> compiler: csky-linux-gcc (GCC) 9.3.0
> reproduce:
>         wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
>         chmod +x ~/bin/make.cross
>         # apt-get install sparse
>         # sparse version: v0.6.3-341-g8af24329-dirty
>         # https://github.com/0day-ci/linux/commit/54b6eb3d44464c519a4546e9a2c3041eeced1009
>         git remote add linux-review https://github.com/0day-ci/linux
>         git fetch --no-tags linux-review Wesley-Cheng/Re-introduce-TX-FIFO-resize-for-larger-EP-bursting/20210617-180037
>         git checkout 54b6eb3d44464c519a4546e9a2c3041eeced1009
>         # save the attached .config to linux build tree
>         COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' W=1 ARCH=csky 
> 
> 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: "of_add_property" [drivers/usb/dwc3/dwc3-qcom.ko] undefined!

*sigh* this symbol is not EXPORTed...so you can't call it from a module.

Actually couldn't we just use device_add_properties() instead? And drop
patch 4/6 as well.

Jack
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