[PATCH v2 8/9] hyperv: avoid dependency on screen_info

Javier Martinez Canillas javierm at redhat.com
Thu Jul 20 00:25:08 AEST 2023

Arnd Bergmann <arnd at kernel.org> writes:

> From: Arnd Bergmann <arnd at arndb.de>
> The two hyperv framebuffer drivers (hyperv_fb or hyperv_drm_drv) access the
> global screen_info in order to take over from the sysfb framebuffer, which
> in turn could be handled by simplefb, simpledrm or efifb. Similarly, the
> vmbus_drv code marks the original EFI framebuffer as reserved, but this
> is not required if there is no sysfb.
> As a preparation for making screen_info itself more local to the sysfb
> helper code, add a compile-time conditional in all three files that relate
> to hyperv fb and just skip this code if there is no sysfb that needs to
> be unregistered.
> Signed-off-by: Arnd Bergmann <arnd at arndb.de>
> ---

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

Best regards,

Javier Martinez Canillas
Core Platforms
Red Hat

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