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arch/mips/sibyte/swarm/setup.c:146:9: error: implicit declaration of function 'vgacon_register_screen'

PATCH kernel test robot 2 participants 2 messages Oct 23, 2023 – Oct 24, 2023 TTY layer and serial drivers

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tree:   https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty.git tty-next
head:   936323f8de4139c9f6ebc0d08e20f1fe200b78a8
commit: 555624c0d10bf09c62c45a86a47e752013f86fb5 [17/49] vgacon: clean up global screen_info instances
config: mips-randconfig-r004-20230118 (https://download.01.org/0day-ci/archive/20231024/[email protected]/config)
compiler: mipsel-linux-gcc (GCC) 13.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231024/[email protected]/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 <[email protected]>
| Closes: https://lore.kernel.org/oe-kbuild-all/[email protected]/

All errors (new ones prefixed by >>):

arch/mips/sibyte/swarm/setup.c:58:5: warning: no previous prototype for 'swarm_be_handler' [-Wmissing-prototypes]
58 | int swarm_be_handler(struct pt_regs *regs, int is_fixup)
| ^~~~~~~~~~~~~~~~
arch/mips/sibyte/swarm/setup.c: In function 'plat_mem_setup':

>> arch/mips/sibyte/swarm/setup.c:146:9: error: implicit declaration of function 'vgacon_register_screen' [-Werror=implicit-function-declaration]
     146 |         vgacon_register_screen(&vgacon_screen_info);
         |         ^~~~~~~~~~~~~~~~~~~~~~

cc1: some warnings being treated as errors

vim +/vgacon_register_screen +146 arch/mips/sibyte/swarm/setup.c

137
138 mips_set_be_handler(swarm_be_handler);
139
140 if (xicor_probe())
141 swarm_rtc_type = RTC_XICOR;
142 if (m41t81_probe())
143 swarm_rtc_type = RTC_M41T81;
144
145 #ifdef CONFIG_VGA_CONSOLE

 > 146		vgacon_register_screen(&vgacon_screen_info);

147 /* XXXKW for CFE, get lines/cols from environment */
148 #endif
149 }
150

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