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charset=us-ascii Content-Disposition: inline tree: https://github.com/Xilinx/linux-xlnx lkp_test head: 9ac6b4acf9144465ac1408d4d799635dec0223a0 commit: fd4e677cfcfc2c6455abc12955015afd8c3790e6 [199/504] drm: xlnx: sdi: Adding sdi-tx driver config: s390-allyesconfig (https://download.01.org/0day-ci/archive/20250111/202501110604.TYwWbDEf-lkp@intel.com/config) compiler: s390-linux-gcc (GCC) 14.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250111/202501110604.TYwWbDEf-lkp@intel.com/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot | Closes: https://lore.kernel.org/oe-kbuild-all/202501110604.TYwWbDEf-lkp@intel.com/ All errors (new ones prefixed by >>): drivers/gpu/drm/xlnx/xlnx_sdi.c: In function 'xlnx_sdi_writel': >> drivers/gpu/drm/xlnx/xlnx_sdi.c:264:9: error: implicit declaration of function 'writel' [-Wimplicit-function-declaration] 264 | writel(val, base + offset); | ^~~~~~ drivers/gpu/drm/xlnx/xlnx_sdi.c: In function 'xlnx_sdi_readl': >> drivers/gpu/drm/xlnx/xlnx_sdi.c:269:16: error: implicit declaration of function 'readl' [-Wimplicit-function-declaration] 269 | return readl(base + offset); | ^~~~~ vim +/writel +264 drivers/gpu/drm/xlnx/xlnx_sdi.c 261 262 static inline void xlnx_sdi_writel(void __iomem *base, int offset, u32 val) 263 { > 264 writel(val, base + offset); 265 } 266 267 static inline u32 xlnx_sdi_readl(void __iomem *base, int offset) 268 { > 269 return readl(base + offset); 270 } 271 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki