tree: https://github.com/Xilinx/linux-xlnx xlnx_rebase_v5.4 head: abafefebd1f1e040eef74e4ab571ea08bf745641 commit: 68a922ded3cde24cb75c0cad0c62403d97ca9aaf [908/1768] usb: dwc3: Add code for supporting entering into D3 state during suspend config: i386-randconfig-r006-20211214 (https://download.01.org/0day-ci/archive/20211215/202112151028.nmXHl55L-lk...) compiler: gcc-9 (Debian 9.3.0-22) 9.3.0 reproduce (this is a W=1 build): # https://github.com/Xilinx/linux-xlnx/commit/68a922ded3cde24cb75c0cad0c624... git remote add xilinx-xlnx https://github.com/Xilinx/linux-xlnx git fetch --no-tags xilinx-xlnx xlnx_rebase_v5.4 git checkout 68a922ded3cde24cb75c0cad0c62403d97ca9aaf # save the config file to linux build tree mkdir build_dir make W=1 O=build_dir ARCH=i386 SHELL=/bin/bash drivers/usb/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All warnings (new ones prefixed by >>): In file included from drivers/usb/dwc3/core.c:36: drivers/usb/dwc3/core.h:1430:6: warning: no previous prototype for 'dwc3_simple_wakeup_capable' [-Wmissing-prototypes] 1430 | void dwc3_simple_wakeup_capable(struct device *dev, bool wakeup) | ^~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/usb/dwc3/core.h:1432:6: warning: no previous prototype for 'dwc3_set_simple_data' [-Wmissing-prototypes] 1432 | void dwc3_set_simple_data(struct dwc3 *dwc) | ^~~~~~~~~~~~~~~~~~~~ drivers/usb/dwc3/core.h:1434:6: warning: no previous prototype for 'dwc3_simple_check_quirks' [-Wmissing-prototypes] 1434 | void dwc3_simple_check_quirks(struct dwc3 *dwc) | ^~~~~~~~~~~~~~~~~~~~~~~~ 1436 | int dwc3_set_usb_core_power(struct dwc3 *dwc, bool on) | ^~~~~~~~~~~~~~~~~~~~~~~ drivers/usb/dwc3/core.h: In function 'dwc3_set_usb_core_power': 1437 | { ; } | ^ -- In file included from drivers/usb/dwc3/host.c:12: include/linux/usb/xhci_pdriver.h:22:6: warning: no previous prototype for 'dwc3_host_wakeup_capable' [-Wmissing-prototypes] 22 | void dwc3_host_wakeup_capable(struct device *dev, bool wakeup) | ^~~~~~~~~~~~~~~~~~~~~~~~ In file included from drivers/usb/dwc3/host.c:14: drivers/usb/dwc3/core.h:1430:6: warning: no previous prototype for 'dwc3_simple_wakeup_capable' [-Wmissing-prototypes] 1430 | void dwc3_simple_wakeup_capable(struct device *dev, bool wakeup) | ^~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/usb/dwc3/core.h:1432:6: warning: no previous prototype for 'dwc3_set_simple_data' [-Wmissing-prototypes] 1432 | void dwc3_set_simple_data(struct dwc3 *dwc) | ^~~~~~~~~~~~~~~~~~~~ drivers/usb/dwc3/core.h:1434:6: warning: no previous prototype for 'dwc3_simple_check_quirks' [-Wmissing-prototypes] 1434 | void dwc3_simple_check_quirks(struct dwc3 *dwc) | ^~~~~~~~~~~~~~~~~~~~~~~~ 1436 | int dwc3_set_usb_core_power(struct dwc3 *dwc, bool on) | ^~~~~~~~~~~~~~~~~~~~~~~ drivers/usb/dwc3/host.c:16:6: error: redefinition of 'dwc3_host_wakeup_capable' 16 | void dwc3_host_wakeup_capable(struct device *dev, bool wakeup) | ^~~~~~~~~~~~~~~~~~~~~~~~ In file included from drivers/usb/dwc3/host.c:12: include/linux/usb/xhci_pdriver.h:22:6: note: previous definition of 'dwc3_host_wakeup_capable' was here 22 | void dwc3_host_wakeup_capable(struct device *dev, bool wakeup) | ^~~~~~~~~~~~~~~~~~~~~~~~ In file included from drivers/usb/dwc3/host.c:14: drivers/usb/dwc3/core.h: In function 'dwc3_set_usb_core_power': 1437 | { ; } | ^ -- In file included from drivers/usb/dwc3/trace.h:19, from drivers/usb/dwc3/trace.c:11: drivers/usb/dwc3/core.h:1430:6: warning: no previous prototype for 'dwc3_simple_wakeup_capable' [-Wmissing-prototypes] 1430 | void dwc3_simple_wakeup_capable(struct device *dev, bool wakeup) | ^~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/usb/dwc3/core.h:1432:6: warning: no previous prototype for 'dwc3_set_simple_data' [-Wmissing-prototypes] 1432 | void dwc3_set_simple_data(struct dwc3 *dwc) | ^~~~~~~~~~~~~~~~~~~~ drivers/usb/dwc3/core.h:1434:6: warning: no previous prototype for 'dwc3_simple_check_quirks' [-Wmissing-prototypes] 1434 | void dwc3_simple_check_quirks(struct dwc3 *dwc) | ^~~~~~~~~~~~~~~~~~~~~~~~ 1436 | int dwc3_set_usb_core_power(struct dwc3 *dwc, bool on) | ^~~~~~~~~~~~~~~~~~~~~~~ In file included from drivers/usb/dwc3/trace.h:343, from drivers/usb/dwc3/trace.c:11: include/trace/define_trace.h:95:42: fatal error: ./trace.h: No such file or directory 95 | #include TRACE_INCLUDE(TRACE_INCLUDE_FILE) | ^ compilation terminated. vim +/dwc3_set_usb_core_power +1436 drivers/usb/dwc3/core.h 1420 1421 #if IS_ENABLED(CONFIG_USB_DWC3_OF_SIMPLE) 1422 int dwc3_enable_hw_coherency(struct device *dev); 1423 void dwc3_simple_wakeup_capable(struct device *dev, bool wakeup); 1424 void dwc3_set_simple_data(struct dwc3 *dwc); 1425 void dwc3_simple_check_quirks(struct dwc3 *dwc); 1426 int dwc3_set_usb_core_power(struct dwc3 *dwc, bool on); 1427 #else 1428 static inline int dwc3_enable_hw_coherency(struct device *dev) 1429 { return 1; } 1431 { ; } 1432 void dwc3_set_simple_data(struct dwc3 *dwc) 1433 { ; } 1435 { ; } 1438 #endif 1439 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org