sh4-linux-ld: drivers/video/fbdev/sh7760fb.o:undefined reference to `fb_io_read'

[kernel test robot <lkp@intel.com>]

Hi Thomas,

FYI, the error/warning was bisected to this commit, please ignore it if it's irrelevant.

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   3669558bdf354cd352be955ef2764cde6a9bf5ec
commit: 5f86367006c6a0662faaf36f753f437afe42fb63 fbdev/sh7760fb: Use fbdev I/O helpers
date:   6 weeks ago
config: sh-randconfig-r012-20230913 (https://download.01.org/0day-ci/archive/20230913/202309130632.LS04CPWu-lkp@intel.com/config)
compiler: sh4-linux-gcc (GCC) 13.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20230913/202309130632.LS04CPWu-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 <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202309130632.LS04CPWu-lkp@intel.com/

All errors (new ones prefixed by >>):

   sh4-linux-ld: drivers/video/fbdev/sh7760fb.o: in function `sh7760fb_probe':
   sh7760fb.c:(.text+0x374): undefined reference to `framebuffer_alloc'
   sh4-linux-ld: sh7760fb.c:(.text+0x394): undefined reference to `fb_videomode_to_var'
   sh4-linux-ld: sh7760fb.c:(.text+0x39c): undefined reference to `fb_alloc_cmap'
   sh4-linux-ld: sh7760fb.c:(.text+0x3a4): undefined reference to `register_framebuffer'
   sh4-linux-ld: sh7760fb.c:(.text+0x3ac): undefined reference to `fb_dealloc_cmap'
   sh4-linux-ld: sh7760fb.c:(.text+0x434): undefined reference to `framebuffer_release'
   sh4-linux-ld: drivers/video/fbdev/sh7760fb.o: in function `sh7760fb_remove':
   sh7760fb.c:(.text+0x800): undefined reference to `unregister_framebuffer'
   sh4-linux-ld: sh7760fb.c:(.text+0x804): undefined reference to `fb_dealloc_cmap'
   sh4-linux-ld: sh7760fb.c:(.text+0x814): undefined reference to `framebuffer_release'
>> sh4-linux-ld: drivers/video/fbdev/sh7760fb.o:(.rodata+0xc): undefined reference to `fb_io_read'
>> sh4-linux-ld: drivers/video/fbdev/sh7760fb.o:(.rodata+0x10): undefined reference to `fb_io_write'
   sh4-linux-ld: drivers/video/fbdev/sh7760fb.o:(.rodata+0x2c): undefined reference to `cfb_fillrect'
   sh4-linux-ld: drivers/video/fbdev/sh7760fb.o:(.rodata+0x30): undefined reference to `cfb_copyarea'
   sh4-linux-ld: drivers/video/fbdev/sh7760fb.o:(.rodata+0x34): undefined reference to `cfb_imageblit'

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https://github.com/intel/lkp-tests/wiki