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From:   Javier Martinez Canillas <javierm@redhat.com>
To:     Arnd Bergmann <arnd@kernel.org>, linux-fbdev@vger.kernel.org,
        Thomas Zimmermann <tzimmermann@suse.de>,
        Helge Deller <deller@gmx.de>
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Subject: Re: [PATCH v2 8/9] hyperv: avoid dependency on screen_info
In-Reply-To: <20230719123944.3438363-9-arnd@kernel.org>
References: <20230719123944.3438363-1-arnd@kernel.org>
 <20230719123944.3438363-9-arnd@kernel.org>
Date:   Wed, 19 Jul 2023 16:25:08 +0200
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Arnd Bergmann <arnd@kernel.org> writes:

> From: Arnd Bergmann <arnd@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@arndb.de>
> ---

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

-- 
Best regards,

Javier Martinez Canillas
Core Platforms
Red Hat