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Subjectarch/m68k/68000/dragen2.c:73:16: error: 'screen_bits' undeclared
Hi Arnd,

FYI, the error/warning still remains.

tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 2a1d7946fa53cea2083e5981ff55a8176ab2be6b
commit: a734bbf694270dca8594a5c33375867dc31503f5 m68k: m68328: move platform code to separate files
date: 5 months ago
config: m68k-randconfig-r016-20210425 (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/?id=a734bbf694270dca8594a5c33375867dc31503f5
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 W=1 ARCH=m68k

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>

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

37
> 38 void __init init_dragen2(char *command, int size)
39 {
40 mach_reset = dragen2_reset;
41
42 #ifdef CONFIG_DIRECT_IO_ACCESS
43 SCR = 0x10; /* allow user access to internal registers */
44 #endif
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
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