Hi Peter, I love your patch! Yet something to improve: [auto build test ERROR on usb/usb-testing] [also build test ERROR on balbi-usb/testing/next next-20200522] [cannot apply to shawnguo/for-next v5.7-rc7] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system. BTW, we also suggest to use '--base' option to specify the base tree in git format-patch, please see https://stackoverflow.com/a/37406982] url: https://github.com/0day-ci/linux/commits/Peter-Chen/usb-some-PM-changes-for-cdns3-and-xhci-plat/20200524-072451 base: https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing config: parisc-allyesconfig (attached as .config) compiler: hppa-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 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=parisc If you fix the issue, kindly add following tag as appropriate Reported-by: kbuild test robot <lkp@xxxxxxxxx> All errors (new ones prefixed by >>, old ones prefixed by <<): >> hppa-linux-ld: drivers/usb/cdns3/cdns3-imx.o:(.data+0x88): undefined reference to `cdns_imx_platform_suspend' --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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