Hi "周琰杰, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on balbi-usb/testing/next] [also build test WARNING on v5.7] [cannot apply to usb/usb-testing next-20200529] [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/Zhou-Yanjie/Add-USB-PHY-support-for-Ingenic-X1000-and-X1830/20200601-030314 base: https://git.kernel.org/pub/scm/linux/kernel/git/balbi/usb.git testing/next config: x86_64-allyesconfig (attached as .config) compiler: clang version 11.0.0 (https://github.com/llvm/llvm-project 2388a096e7865c043e83ece4e26654bd3d1a20d5) 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 # install x86_64 cross compiling tool for clang build # apt-get install binutils-x86-64-linux-gnu # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=x86_64 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/phy/phy-jz4770.c:267:19: warning: cast to smaller integer type 'enum ingenic_usb_phy_version' from 'const void *' [-Wvoid-pointer-to-enum-cast] priv->version = (enum ingenic_usb_phy_version)match->data; ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 1 warning generated. vim +267 drivers/usb/phy/phy-jz4770.c 253 254 static int jz4770_phy_probe(struct platform_device *pdev) 255 { 256 struct device *dev = &pdev->dev; 257 struct jz4770_phy *priv; 258 const struct of_device_id *match; 259 int err; 260 261 priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL); 262 if (!priv) 263 return -ENOMEM; 264 265 match = of_match_device(ingenic_usb_phy_of_matches, dev); 266 if (match) > 267 priv->version = (enum ingenic_usb_phy_version)match->data; 268 else 269 return -ENODEV; 270 271 platform_set_drvdata(pdev, priv); 272 priv->dev = dev; 273 priv->phy.dev = dev; 274 priv->phy.otg = &priv->otg; 275 priv->phy.label = "ingenic-usb-phy"; 276 priv->phy.init = jz4770_phy_init; 277 priv->phy.shutdown = jz4770_phy_shutdown; 278 279 priv->otg.state = OTG_STATE_UNDEFINED; 280 priv->otg.usb_phy = &priv->phy; 281 priv->otg.set_host = jz4770_phy_set_host; 282 priv->otg.set_peripheral = jz4770_phy_set_peripheral; 283 284 priv->base = devm_platform_ioremap_resource(pdev, 0); 285 if (IS_ERR(priv->base)) { 286 dev_err(dev, "Failed to map registers"); 287 return PTR_ERR(priv->base); 288 } 289 290 priv->clk = devm_clk_get(dev, NULL); 291 if (IS_ERR(priv->clk)) { 292 err = PTR_ERR(priv->clk); 293 if (err != -EPROBE_DEFER) 294 dev_err(dev, "Failed to get clock"); 295 return err; 296 } 297 298 priv->vcc_supply = devm_regulator_get(dev, "vcc"); 299 if (IS_ERR(priv->vcc_supply)) { 300 err = PTR_ERR(priv->vcc_supply); 301 if (err != -EPROBE_DEFER) 302 dev_err(dev, "Failed to get regulator"); 303 return err; 304 } 305 306 err = usb_add_phy(&priv->phy, USB_PHY_TYPE_USB2); 307 if (err) { 308 if (err != -EPROBE_DEFER) 309 dev_err(dev, "Unable to register PHY"); 310 return err; 311 } 312 313 return devm_add_action_or_reset(dev, jz4770_phy_remove, &priv->phy); 314 } 315 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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