On 9/6/21 12:01 am, kernel test robot wrote: My fault. I have pushed the fix to the m68knommu git tree, for-next branch now. See: https://lore.kernel.org/linux-m68k/fd18edff-ddaf-e10c-5649-da0ade22dafa@l... Regards Greg > tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master > head: 614124bea77e452aa6df7a8714e8bc820b489922 > commit: a734bbf694270dca8594a5c33375867dc31503f5 m68k: m68328: move platform code to separate files > date: 6 months ago > config: m68k-randconfig-r021-20210608 (attached as .config) > compiler: m68k-linux-gcc (GCC) 9.3.0 > 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 > # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit... > git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git > git fetch --no-tags linus master > git checkout a734bbf694270dca8594a5c33375867dc31503f5 > # save the attached .config to linux build tree > COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=m68k > > 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 >>): > > arch/m68k/68000/dragen2.c:38:13: warning: no previous prototype for 'init_dragen2' [-Wmissing-prototypes] > 38 | void __init init_dragen2(char *command, int size) > | ^~~~~~~~~~~~ > arch/m68k/68000/dragen2.c: In function 'init_dragen2': >>> arch/m68k/68000/dragen2.c:73:16: error: 'screen_bits' undeclared (first use in this function) > 73 | LSSA = (long) screen_bits; > | ^~~~~~~~~~~ > arch/m68k/68000/dragen2.c:73:16: note: each undeclared identifier is reported only once for each function it appears in > > > vim +/screen_bits +73 arch/m68k/68000/dragen2.c > > 45 > 46 /* CSGB Init */ > 47 CSGBB = 0x4000; > 48 CSB = 0x1a1; > 49 > 50 /* CS8900 init */ > 51 /* PK3: hardware sleep function pin, active low */ > 52 PKSEL |= PK(3); /* select pin as I/O */ > 53 PKDIR |= PK(3); /* select pin as output */ > 54 PKDATA |= PK(3); /* set pin high */ > 55 > 56 /* PF5: hardware reset function pin, active high */ > 57 PFSEL |= PF(5); /* select pin as I/O */ > 58 PFDIR |= PF(5); /* select pin as output */ > 59 PFDATA &= ~PF(5); /* set pin low */ > 60 > 61 /* cs8900 hardware reset */ > 62 PFDATA |= PF(5); > 63 { int i; for (i = 0; i < 32000; ++i); } > 64 PFDATA &= ~PF(5); > 65 > 66 /* INT1 enable (cs8900 IRQ) */ > 67 PDPOL &= ~PD(1); /* active high signal */ > 68 PDIQEG &= ~PD(1); > 69 PDIRQEN |= PD(1); /* IRQ enabled */ > 70 > 71 #ifdef CONFIG_INIT_LCD > 72 /* initialize LCD controller */ > > 73 LSSA = (long) screen_bits; > > --- > 0-DAY CI Kernel Test Service, Intel Corporation > https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org >