Thomas Zimmermann [off-list ref] writes:

Include <linux/screen_info.h> to get the global screen_info state.
Fixes the following errors:

quoted

quoted

drivers/video/fbdev/hyperv_fb.c:1033:10: error: use of undeclared identifier 'screen_info'

    1033 |                 base = screen_info.lfb_base;
         |                        ^
   drivers/video/fbdev/hyperv_fb.c:1034:10: error: use of undeclared identifier 'screen_info'
    1034 |                 size = screen_info.lfb_size;
	 |                        ^

quoted

quoted

drivers/video/fbdev/hyperv_fb.c:1080:3: error: must use 'struct' tag to refer to type 'screen_info'

    1080 |                 screen_info.lfb_size = 0;
	 |                 ^
	 |                 struct

quoted

quoted

drivers/video/fbdev/hyperv_fb.c:1080:14: error: expected identifier or '('

    1080 |                 screen_info.lfb_size = 0;
	 |                            ^
   drivers/video/fbdev/hyperv_fb.c:1081:3: error: must use 'struct' tag to refer to type 'screen_info'
    1081 |                 screen_info.lfb_base = 0;
	 |                 ^
	 |                 struct
   drivers/video/fbdev/hyperv_fb.c:1081:14: error: expected identifier or '('
    1081 |                 screen_info.lfb_base = 0;
	 |                            ^
   drivers/video/fbdev/hyperv_fb.c:1082:3: error: must use 'struct' tag to refer to type 'screen_info'
    1082 |                 screen_info.orig_video_isVGA = 0;
	 |                 ^
	 |                 struct
    drivers/video/fbdev/hyperv_fb.c:1082:14: error: expected identifier or '('
    1082 |                 screen_info.orig_video_isVGA = 0;
	 |                            ^
    8 errors generated.

Reported-by: kernel test robot <redacted>
Closes: https://lore.kernel.org/oe-kbuild-all/202307101042.rqehuauj-lkp@intel.com/ (local)
Fixes: 8b0d13545b09 ("efi: Do not include <linux/screen_info.h> from EFI header")
Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Cc: "K. Y. Srinivasan" <kys@microsoft.com> (supporter:Hyper-V/Azure CORE AND DRIVERS)
Cc: Haiyang Zhang <haiyangz@microsoft.com> (supporter:Hyper-V/Azure CORE AND DRIVERS)
Cc: Wei Liu <wei.liu@kernel.org> (supporter:Hyper-V/Azure CORE AND DRIVERS)
Cc: Dexuan Cui <decui@microsoft.com> (supporter:Hyper-V/Azure CORE AND DRIVERS)
Cc: Helge Deller <deller@gmx.de> (maintainer:FRAMEBUFFER LAYER)
Cc: Javier Martinez Canillas <javierm@redhat.com>
Cc: Sui Jingfeng <redacted>
Cc: Ard Biesheuvel <ardb@kernel.org>
Cc: Russell King <linux@armlinux.org.uk>
Cc: Catalin Marinas <catalin.marinas@arm.com>
Cc: Will Deacon <will@kernel.org>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: linux-efi@vger.kernel.org
Cc: linux-hyperv@vger.kernel.org (open list:Hyper-V/Azure CORE AND DRIVERS)
Cc: linux-fbdev@vger.kernel.org (open list:FRAMEBUFFER LAYER)
Cc: dri-devel@lists.freedesktop.org (open list:FRAMEBUFFER LAYER)
---
 drivers/video/fbdev/hyperv_fb.c | 1 +
 1 file changed, 1 insertion(+)

Reviewed-by: Javier Martinez Canillas <javierm@redhat.com>

-- 
Best regards,

Javier Martinez Canillas
Core Platforms
Red Hat