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Subject: Re: [PATCH v2] drm/rockchip: remove existing generic drivers to take
 over the device
To:     Thomas Zimmermann <tzimmermann@suse.de>,
        linux-kernel@vger.kernel.org
Cc:     Peter Robinson <pbrobinson@gmail.com>,
        Daniel Vetter <daniel@ffwll.ch>,
        David Airlie <airlied@linux.ie>,
        =?UTF-8?Q?Heiko_St=c3=bcbner?= <heiko@sntech.de>,
        Sandy Huang <hjc@rock-chips.com>,
        dri-devel@lists.freedesktop.org,
        linux-arm-kernel@lists.infradead.org,
        linux-rockchip@lists.infradead.org
References: <20210516074833.451643-1-javierm@redhat.com>
 <ef974dd8-5619-35b7-74de-4e270033a3c3@suse.de>
From:   Javier Martinez Canillas <javierm@redhat.com>
Message-ID: <1b492488-3f25-fca9-e9d9-78138bed1d2c@redhat.com>
Date:   Sun, 16 May 2021 17:25:47 +0200
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Hello Thomas,

On 5/16/21 12:30 PM, Thomas Zimmermann wrote:
> 
> 
> Am 16.05.21 um 09:48 schrieb Javier Martinez Canillas:
>> There are drivers that register framebuffer devices very early in the boot
>> process and make use of the existing framebuffer as setup by the firmware.
>>
>> If one of those drivers has registered a fbdev, then the fallback fbdev 
> of
>> the DRM driver won't be bound to the framebuffer console. To avoid that,
>> remove any existing generic driver and take over the graphics device.
>>
>> By doing that, the fb mapped to the console is switched correctly from the
>> early fbdev to the one registered by the rockchip DRM driver:
>>
>>      [   40.752420] fb0: switching to rockchip-drm-fb from EFI VGA
>>
>> Signed-off-by: Javier Martinez Canillas <javierm@redhat.com>
> 
> Acked-by: Thomas Zimmermann <tzimmermann@suse.de>
> 
> Ping me if no one else merges the patch.
>

Sure, I will. And thanks a lot for your review!
 
> Best regards
> Thomas
>

Best regards,
-- 
Javier Martinez Canillas
Software Engineer
New Platform Technologies Enablement team
RHEL Engineering