[kbuild-all] [xilinx-xlnx:xlnx_rebase_v5.4 935/1768] drivers/usb/dwc3/core.h:1459:6: warning: no previous prototype for 'dwc3_mask_phy_reset'

tree: https://github.com/Xilinx/linux-xlnx xlnx_rebase_v5.4 head: abafefebd1f1e040eef74e4ab571ea08bf745641 commit: 128feece434d1c02d2dfac7e4103b2c73b6afb27 [935/1768] usb: dwc3: Add support for masking phy reset signal config: i386-randconfig-r006-20211214 (https://download.01.org/0day-ci/archive/20211215/202112151138.t9cAIzLd-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/128feece434d1c02d2dfac7e4103b... git remote add xilinx-xlnx https://github.com/Xilinx/linux-xlnx git fetch --no-tags xilinx-xlnx xlnx_rebase_v5.4 git checkout 128feece434d1c02d2dfac7e4103b2c73b6afb27 # 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:1451:6: warning: no previous prototype for 'dwc3_simple_wakeup_capable' [-Wmissing-prototypes] 1451 | void dwc3_simple_wakeup_capable(struct device *dev, bool wakeup) | ^~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/usb/dwc3/core.h:1453:6: warning: no previous prototype for 'dwc3_set_simple_data' [-Wmissing-prototypes] 1453 | void dwc3_set_simple_data(struct dwc3 *dwc) | ^~~~~~~~~~~~~~~~~~~~ drivers/usb/dwc3/core.h:1455:6: warning: no previous prototype for 'dwc3_simple_check_quirks' [-Wmissing-prototypes] 1455 | void dwc3_simple_check_quirks(struct dwc3 *dwc) | ^~~~~~~~~~~~~~~~~~~~~~~~ drivers/usb/dwc3/core.h:1457:5: warning: no previous prototype for 'dwc3_set_usb_core_power' [-Wmissing-prototypes] 1457 | int dwc3_set_usb_core_power(struct dwc3 *dwc, bool on) | ^~~~~~~~~~~~~~~~~~~~~~~ 1459 | void dwc3_mask_phy_reset(struct device *dev, bool mask) | ^~~~~~~~~~~~~~~~~~~ drivers/usb/dwc3/core.c:386:6: warning: no previous prototype for 'dwc3_free_event_buffers' [-Wmissing-prototypes] 386 | void dwc3_free_event_buffers(struct dwc3 *dwc) | ^~~~~~~~~~~~~~~~~~~~~~~ drivers/usb/dwc3/core.c:403:5: warning: no previous prototype for 'dwc3_alloc_event_buffers' [-Wmissing-prototypes] 403 | int dwc3_alloc_event_buffers(struct dwc3 *dwc, unsigned length) | ^~~~~~~~~~~~~~~~~~~~~~~~ In file included from drivers/usb/dwc3/core.c:36: drivers/usb/dwc3/core.h: In function 'dwc3_set_usb_core_power': drivers/usb/dwc3/core.h:1458:5: warning: control reaches end of non-void function [-Wreturn-type] 1458 | { ; } | ^ -- In file included from drivers/usb/dwc3/trace.h:19, from drivers/usb/dwc3/trace.c:11: drivers/usb/dwc3/core.h:1451:6: warning: no previous prototype for 'dwc3_simple_wakeup_capable' [-Wmissing-prototypes] 1451 | void dwc3_simple_wakeup_capable(struct device *dev, bool wakeup) | ^~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/usb/dwc3/core.h:1453:6: warning: no previous prototype for 'dwc3_set_simple_data' [-Wmissing-prototypes] 1453 | void dwc3_set_simple_data(struct dwc3 *dwc) | ^~~~~~~~~~~~~~~~~~~~ drivers/usb/dwc3/core.h:1455:6: warning: no previous prototype for 'dwc3_simple_check_quirks' [-Wmissing-prototypes] 1455 | void dwc3_simple_check_quirks(struct dwc3 *dwc) | ^~~~~~~~~~~~~~~~~~~~~~~~ drivers/usb/dwc3/core.h:1457:5: warning: no previous prototype for 'dwc3_set_usb_core_power' [-Wmissing-prototypes] 1457 | int dwc3_set_usb_core_power(struct dwc3 *dwc, bool on) | ^~~~~~~~~~~~~~~~~~~~~~~ 1459 | void dwc3_mask_phy_reset(struct device *dev, bool mask) | ^~~~~~~~~~~~~~~~~~~ drivers/usb/dwc3/core.h: In function 'dwc3_set_usb_core_power': drivers/usb/dwc3/core.h:1458:5: warning: control reaches end of non-void function [-Wreturn-type] 1458 | { ; } | ^ -- 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:1451:6: warning: no previous prototype for 'dwc3_simple_wakeup_capable' [-Wmissing-prototypes] 1451 | void dwc3_simple_wakeup_capable(struct device *dev, bool wakeup) | ^~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/usb/dwc3/core.h:1453:6: warning: no previous prototype for 'dwc3_set_simple_data' [-Wmissing-prototypes] 1453 | void dwc3_set_simple_data(struct dwc3 *dwc) | ^~~~~~~~~~~~~~~~~~~~ drivers/usb/dwc3/core.h:1455:6: warning: no previous prototype for 'dwc3_simple_check_quirks' [-Wmissing-prototypes] 1455 | void dwc3_simple_check_quirks(struct dwc3 *dwc) | ^~~~~~~~~~~~~~~~~~~~~~~~ drivers/usb/dwc3/core.h:1457:5: warning: no previous prototype for 'dwc3_set_usb_core_power' [-Wmissing-prototypes] 1457 | int dwc3_set_usb_core_power(struct dwc3 *dwc, bool on) | ^~~~~~~~~~~~~~~~~~~~~~~ 1459 | void dwc3_mask_phy_reset(struct device *dev, bool mask) | ^~~~~~~~~~~~~~~~~~~ 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': drivers/usb/dwc3/core.h:1458:5: warning: control reaches end of non-void function [-Wreturn-type] 1458 | { ; } | ^ -- In file included from drivers/usb/dwc3/trace.h:19, from drivers/usb/dwc3/trace.c:11: drivers/usb/dwc3/core.h:1451:6: warning: no previous prototype for 'dwc3_simple_wakeup_capable' [-Wmissing-prototypes] 1451 | void dwc3_simple_wakeup_capable(struct device *dev, bool wakeup) | ^~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/usb/dwc3/core.h:1453:6: warning: no previous prototype for 'dwc3_set_simple_data' [-Wmissing-prototypes] 1453 | void dwc3_set_simple_data(struct dwc3 *dwc) | ^~~~~~~~~~~~~~~~~~~~ drivers/usb/dwc3/core.h:1455:6: warning: no previous prototype for 'dwc3_simple_check_quirks' [-Wmissing-prototypes] 1455 | void dwc3_simple_check_quirks(struct dwc3 *dwc) | ^~~~~~~~~~~~~~~~~~~~~~~~ drivers/usb/dwc3/core.h:1457:5: warning: no previous prototype for 'dwc3_set_usb_core_power' [-Wmissing-prototypes] 1457 | int dwc3_set_usb_core_power(struct dwc3 *dwc, bool on) | ^~~~~~~~~~~~~~~~~~~~~~~ 1459 | void dwc3_mask_phy_reset(struct device *dev, bool mask) | ^~~~~~~~~~~~~~~~~~~ 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_mask_phy_reset +1459 drivers/usb/dwc3/core.h 1440 1441 #if IS_ENABLED(CONFIG_USB_DWC3_OF_SIMPLE) 1442 int dwc3_enable_hw_coherency(struct device *dev); 1443 void dwc3_simple_wakeup_capable(struct device *dev, bool wakeup); 1444 void dwc3_set_simple_data(struct dwc3 *dwc); 1445 void dwc3_simple_check_quirks(struct dwc3 *dwc); 1446 int dwc3_set_usb_core_power(struct dwc3 *dwc, bool on); 1447 void dwc3_mask_phy_reset(struct device *dev, bool mask); 1448 #else 1449 static inline int dwc3_enable_hw_coherency(struct device *dev) 1450 { return 1; } 1451 void dwc3_simple_wakeup_capable(struct device *dev, bool wakeup) 1452 { ; } 1454 { ; } 1455 void dwc3_simple_check_quirks(struct dwc3 *dwc) 1456 { ; } 1457 int dwc3_set_usb_core_power(struct dwc3 *dwc, bool on) 1458 { ; } 1460 { ; } 1461 #endif 1462 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org