On Thu, Dec 31, 2020 at 12:01 AM kernel test robot <lkp@xxxxxxxxx> wrote: > > Hi Shawn, > > I love your patch! Perhaps something to improve: > > [auto build test WARNING on balbi-usb/testing/next] > [also build test WARNING on v5.11-rc1 next-20201223] > [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/Shawn-Guo/usb-dwc3-qcom-add-URS-Host-support-for-sdm845-ACPI-boot/20201230-205430 > base: https://git.kernel.org/pub/scm/linux/kernel/git/balbi/usb.git testing/next > config: xtensa-allyesconfig (attached as .config) > compiler: xtensa-linux-gcc (GCC) 9.3.0 > reproduce (this is a W=1 build): > wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross > chmod +x ~/bin/make.cross > # https://github.com/0day-ci/linux/commit/c3faeb501efb31e035beca1c0fee1cca6ec16392 > git remote add linux-review https://github.com/0day-ci/linux > git fetch --no-tags linux-review Shawn-Guo/usb-dwc3-qcom-add-URS-Host-support-for-sdm845-ACPI-boot/20201230-205430 > git checkout c3faeb501efb31e035beca1c0fee1cca6ec16392 > # save the attached .config to linux build tree > COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=xtensa > > If you fix the issue, kindly add following tag as appropriate > Reported-by: kernel test robot <lkp@xxxxxxxxx> > > All warnings (new ones prefixed by >>): > > drivers/usb/dwc3/dwc3-qcom.c: In function 'dwc3_qcom_create_urs_usb_platdev': > drivers/usb/dwc3/dwc3-qcom.c:675:9: error: implicit declaration of function 'acpi_create_platform_device' [-Werror=implicit-function-declaration] > 675 | return acpi_create_platform_device(adev, NULL); > | ^~~~~~~~~~~~~~~~~~~~~~~~~~~ > >> drivers/usb/dwc3/dwc3-qcom.c:675:9: warning: returning 'int' from a function with return type 'struct platform_device *' makes pointer from integer without a cast [-Wint-conversion] > 675 | return acpi_create_platform_device(adev, NULL); > | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ > cc1: some warnings being treated as errors Just sent out a patch [1] to address the problem in ACPI core. Shawn [1] https://lkml.org/lkml/2020/12/31/60