From mboxrd@z Thu Jan 1 00:00:00 1970 From: Laurent Pinchart Subject: Re: [PATCH V2] video: implement a simple framebuffer driver Date: Tue, 30 Apr 2013 13:42:50 +0200 Message-ID: <1547536.Us4pVspuI2@avalon> References: <1365043183-28905-1-git-send-email-swarren@wwwdotorg.org> <517F7245.2050606@iki.fi> <201304301228.42245.arnd@arndb.de> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <201304301228.42245.arnd-r2nGTMty4D4@public.gmane.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: devicetree-discuss-bounces+gldd-devicetree-discuss=m.gmane.org-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org Sender: "devicetree-discuss" To: Arnd Bergmann Cc: linux-fbdev-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, devicetree-discuss-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org, Tomasz Figa , Rob Clark , Geert Uytterhoeven , Tomi Valkeinen , Andrew Morton , linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, linux-rpi-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org List-Id: devicetree@vger.kernel.org On Tuesday 30 April 2013 12:28:42 Arnd Bergmann wrote: > On Tuesday 30 April 2013, Tomi Valkeinen wrote: > > The bootloader would init the display hardware, the bootfb would give an > > early /dev/fb0 for the kernel and userspace, and when the real display > > driver is loaded, the bootfb would be unbound and the real driver would > > take over. This could be done with a KMS driver as well ;-) > I think that's a great idea. What I'm not sure about is how that > infrastructure for switching frame buffers would work and how hard it's to > write. -- Regards, Laurent Pinchart