[PATCH] drm/hyperv: Fix a compilation issue because of not including screen_info.h

[Michael Kelley (LINUX)]

From: Sui Jingfeng <suijingfeng at loongson.cn> Sent: Sunday, July 9, 2023 3:05 AM
> 
>    drivers/video/fbdev/hyperv_fb.c: In function 'hvfb_getmem':
> >> drivers/video/fbdev/hyperv_fb.c:1033:24: error: 'screen_info' undeclared (first use
> in this function)
>     1033 |                 base = screen_info.lfb_base;
>          |                        ^~~~~~~~~~~
>    drivers/video/fbdev/hyperv_fb.c:1033:24: note: each undeclared identifier is reported
> only once for each function it appears in
> --
>    drivers/gpu/drm/hyperv/hyperv_drm_drv.c: In function 'hyperv_setup_vram':
> >> drivers/gpu/drm/hyperv/hyperv_drm_drv.c:75:54: error: 'screen_info' undeclared
> (first use in this function)
>       75 |         drm_aperture_remove_conflicting_framebuffers(screen_info.lfb_base,
>          |                                                      ^~~~~~~~~~~
>    drivers/gpu/drm/hyperv/hyperv_drm_drv.c:75:54: note: each undeclared identifier is
> reported only once for each function it appears in
> 
> Reported-by: kernel test robot <lkp at intel.com>
> Closes: https://lore.kernel.org/oe-kbuild-all/202307090823.nxnT8Kk5-lkp@intel.com/
> Fixes: 81d2393485f0 ("fbdev/hyperv-fb: Do not set struct fb_info.apertures")
> Fixes: 8b0d13545b09 ("efi: Do not include <linux/screen_info.h> from EFI header")
> Signed-off-by: Sui Jingfeng <suijingfeng at loongson.cn>
> ---
>  drivers/gpu/drm/hyperv/hyperv_drm_drv.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/drivers/gpu/drm/hyperv/hyperv_drm_drv.c
> b/drivers/gpu/drm/hyperv/hyperv_drm_drv.c
> index a7d2c92d6c6a..8026118c6e03 100644
> --- a/drivers/gpu/drm/hyperv/hyperv_drm_drv.c
> +++ b/drivers/gpu/drm/hyperv/hyperv_drm_drv.c
> @@ -7,6 +7,7 @@
>  #include <linux/hyperv.h>
>  #include <linux/module.h>
>  #include <linux/pci.h>
> +#include <linux/screen_info.h>
> 
>  #include <drm/drm_aperture.h>
>  #include <drm/drm_atomic_helper.h>
> --
> 2.25.1

Reviewed-by: Michael Kelley <mikelley at microsoft.com>