On 20-05-25 12:53:11, kbuild test robot wrote: > Hi Peter, > > I love your patch! Perhaps something to improve: > > [auto build test WARNING on usb/usb-testing] > [also build test WARNING 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://eur01.safelinks.protection.outlook.com/?url=https%3A%2F%2Fstackoverflow.com%2Fa%2F37406982&data=02%7C01%7Cpeter.chen%40nxp.com%7Cd98349851abc4e0abf1408d8006799d7%7C686ea1d3bc2b4c6fa92cd99c5c301635%7C0%7C0%7C637259792390096024&sdata=yRFR26%2FjlA8dg0wS4xGplfPvXtG8tYa1qb2lroSsq0Y%3D&reserved=0] > > url: https://eur01.safelinks.protection.outlook.com/?url=https%3A%2F%2Fgithub.com%2F0day-ci%2Flinux%2Fcommits%2FPeter-Chen%2Fusb-some-PM-changes-for-cdns3-and-xhci-plat%2F20200524-072451&data=02%7C01%7Cpeter.chen%40nxp.com%7Cd98349851abc4e0abf1408d8006799d7%7C686ea1d3bc2b4c6fa92cd99c5c301635%7C0%7C0%7C637259792390096024&sdata=mJmxpr0897Sk415jiIGMg0Q7jIxAO93t%2FvUoJxAOXIg%3D&reserved=0 > base: https://eur01.safelinks.protection.outlook.com/?url=https%3A%2F%2Fgit.kernel.org%2Fpub%2Fscm%2Flinux%2Fkernel%2Fgit%2Fgregkh%2Fusb.git&data=02%7C01%7Cpeter.chen%40nxp.com%7Cd98349851abc4e0abf1408d8006799d7%7C686ea1d3bc2b4c6fa92cd99c5c301635%7C0%7C0%7C637259792390096024&sdata=nrCKZGGd4%2FFUKaIGm1PTn2OzeJ3XbSZvb9sn7GHgFBw%3D&reserved=0 usb-testing > config: s390-randconfig-s002-20200524 (attached as .config) > compiler: s390-linux-gcc (GCC) 9.3.0 > reproduce: > # apt-get install sparse > # sparse version: v0.6.1-240-gf0fe1cd9-dirty > # save the attached .config to linux build tree > make W=1 C=1 ARCH=s390 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' > > If you fix the issue, kindly add following tag as appropriate > Reported-by: kbuild test robot <lkp@xxxxxxxxx> > > All warnings (new ones prefixed by >>, old ones prefixed by <<): > > >> drivers/usb/cdns3/cdns3-imx.c:150:12: warning: 'cdns_imx_platform_suspend' used but never defined Will fix it at next revision, thanks. Peter > 150 | static int cdns_imx_platform_suspend(struct device *dev, > | ^~~~~~~~~~~~~~~~~~~~~~~~~ > > vim +/cdns_imx_platform_suspend +150 drivers/usb/cdns3/cdns3-imx.c > > 149 > > 150 static int cdns_imx_platform_suspend(struct device *dev, > 151 bool suspend, bool wakeup); > 152 static struct cdns3_platform_data cdns_imx_pdata = { > 153 .platform_suspend = cdns_imx_platform_suspend, > 154 }; > 155 > -- Thanks, Peter Chen