tree: https://github.com/Xilinx/linux-xlnx xlnx_rebase_v5.4 head: f09edce8c39b74223461bf2175649535ebe8b213 commit: 976601b0f932344ea7739ffabf03dbe7429c0f27 [877/1757] phy: zynqmp: Add phy driver for xilinx zynqmp phy core config: um-allmodconfig (attached as .config) 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/976601b0f932344ea7739ffabf03d... git remote add xlnx https://github.com/Xilinx/linux-xlnx git fetch --no-tags xlnx xlnx_rebase_v5.4 git checkout 976601b0f932344ea7739ffabf03dbe7429c0f27 # save the attached .config to linux build tree make W=1 W=1 ARCH=um If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All errors (new ones prefixed by >>): cc1: warning: arch/um/include/uapi: No such file or directory [-Wmissing-include-dirs] In file included from <command-line>: 25 | static inline int xpsgtr_override_deemph(struct phy *base, u8 plvl, u8 vlvl) | ^~ include/linux/phy/phy-zynqmp.h:25:69: error: unknown type name 'u8' 25 | static inline int xpsgtr_override_deemph(struct phy *base, u8 plvl, u8 vlvl) | ^~ include/linux/phy/phy-zynqmp.h:30:61: error: unknown type name 'u8' 30 | static inline int xpsgtr_margining_factor(struct phy *base, u8 plvl, u8 vlvl) | ^~ include/linux/phy/phy-zynqmp.h:30:70: error: unknown type name 'u8' 30 | static inline int xpsgtr_margining_factor(struct phy *base, u8 plvl, u8 vlvl) | ^~ include/linux/phy/phy-zynqmp.h: In function 'xpsgtr_wait_pll_lock': 37 | return -ENODEV; | ^~~~~~ include/linux/phy/phy-zynqmp.h:37:10: note: each undeclared identifier is reported only once for each function it appears in include/linux/phy/phy-zynqmp.h: In function 'xpsgtr_usb_crst_assert': include/linux/phy/phy-zynqmp.h:42:10: error: 'ENODEV' undeclared (first use in this function) 42 | return -ENODEV; | ^~~~~~ include/linux/phy/phy-zynqmp.h: In function 'xpsgtr_usb_crst_release': include/linux/phy/phy-zynqmp.h:47:10: error: 'ENODEV' undeclared (first use in this function) 47 | return -ENODEV; | ^~~~~~ Kconfig warnings: (for reference only) WARNING: unmet direct dependencies detected for UIO_DMEM_GENIRQ Depends on UIO && HAS_DMA Selected by - UIO_XILINX_AI_ENGINE && UIO vim +/u8 +25 include/linux/phy/phy-zynqmp.h 24 26 { 27 return -ENODEV; 28 } 29 30 static inline int xpsgtr_margining_factor(struct phy *base, u8 plvl, u8 vlvl) 31 { 32 return -ENODEV; 33 } 34 35 extern inline int xpsgtr_wait_pll_lock(struct phy *phy) 36 { 38 } 39 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org