Re: [PATCH v6 1/5] drm: Stop using `select ACPI_VIDEO` in all drivers

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Hi Mario,

kernel test robot noticed the following build errors:

[auto build test ERROR on drm-misc/drm-misc-next]
[also build test ERROR on drm-intel/for-linux-next-fixes drm-tip/drm-tip linus/master v6.8-rc4 next-20240215]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in]

base:   git:// drm-misc-next
patch link:
patch subject: [PATCH v6 1/5] drm: Stop using `select ACPI_VIDEO` in all drivers
config: nios2-randconfig-r061-20240215 (
compiler: nios2-linux-gcc (GCC) 13.2.0
reproduce (this is a W=1 build): (

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@xxxxxxxxx>
| Closes:

All errors (new ones prefixed by >>):

   nios2-linux-ld: drivers/video/fbdev/ssd1307fb.o: in function `ssd1307fb_remove':
   ssd1307fb.c:(.text+0x40c): undefined reference to `backlight_device_unregister'
>> ssd1307fb.c:(.text+0x40c): relocation truncated to fit: R_NIOS2_CALL26 against `backlight_device_unregister'
   nios2-linux-ld: drivers/video/fbdev/ssd1307fb.o: in function `ssd1307fb_probe':
   ssd1307fb.c:(.text+0x1d98): undefined reference to `backlight_device_register'
>> ssd1307fb.c:(.text+0x1d98): relocation truncated to fit: R_NIOS2_CALL26 against `backlight_device_register'

Kconfig warnings: (for reference only)
   WARNING: unmet direct dependencies detected for FB_BACKLIGHT
   Depends on [n]: HAS_IOMEM [=y] && FB [=y] && BACKLIGHT_CLASS_DEVICE [=n]
   Selected by [y]:
   - FB_SSD1307 [=y] && HAS_IOMEM [=y] && FB [=y] && I2C [=y] && (GPIOLIB [=y] || COMPILE_TEST [=y])

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