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Sun, 16 May 2021 08:25:49 -0700 (PDT) Received: from [192.168.1.101] ([92.176.231.106]) by smtp.gmail.com with ESMTPSA id f8sm10609976wmg.43.2021.05.16.08.25.48 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sun, 16 May 2021 08:25:49 -0700 (PDT) Subject: Re: [PATCH v2] drm/rockchip: remove existing generic drivers to take over the device To: Thomas Zimmermann , linux-kernel@vger.kernel.org Cc: Peter Robinson , Daniel Vetter , David Airlie , =?UTF-8?Q?Heiko_St=c3=bcbner?= , Sandy Huang , dri-devel@lists.freedesktop.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org References: <20210516074833.451643-1-javierm@redhat.com> From: Javier Martinez Canillas Message-ID: <1b492488-3f25-fca9-e9d9-78138bed1d2c@redhat.com> Date: Sun, 16 May 2021 17:25:47 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.10.1 MIME-Version: 1.0 In-Reply-To: Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=javierm@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Language: en-US X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210516_082555_747112_84A8170C X-CRM114-Status: GOOD ( 16.40 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org 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 > > Acked-by: Thomas Zimmermann > > 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 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel