From: Arnd Bergmann <arnd@arndb.de>
To: linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH V2] video: implement a simple framebuffer driver
Date: Tue, 30 Apr 2013 10:28:42 +0000 [thread overview]
Message-ID: <201304301228.42245.arnd@arndb.de> (raw)
In-Reply-To: <517F7245.2050606@iki.fi>
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.
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.
Arnd
WARNING: multiple messages have this Message-ID (diff)
From: arnd@arndb.de (Arnd Bergmann)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH V2] video: implement a simple framebuffer driver
Date: Tue, 30 Apr 2013 12:28:42 +0200 [thread overview]
Message-ID: <201304301228.42245.arnd@arndb.de> (raw)
In-Reply-To: <517F7245.2050606@iki.fi>
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.
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.
Arnd
WARNING: multiple messages have this Message-ID (diff)
From: Arnd Bergmann <arnd-r2nGTMty4D4@public.gmane.org>
To: Tomi Valkeinen <tomi.valkeinen-X3B1VOXEql0@public.gmane.org>
Cc: linux-fbdev-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
devicetree-discuss-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org,
Tomasz Figa <tomasz.figa-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
Rob Clark <robclark-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
Geert Uytterhoeven
<geert-Td1EMuHUCqxL1ZNQvxDV9g@public.gmane.org>,
linux-rpi-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org,
Andrew Morton
<akpm-de/tnXTf+JLsfHDXvbKv3WD2FQJk+8+b@public.gmane.org>,
linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org,
Laurent Pinchart
<laurent.pinchart-ryLnwIuWjnjg/C1BVhZhaw@public.gmane.org>
Subject: Re: [PATCH V2] video: implement a simple framebuffer driver
Date: Tue, 30 Apr 2013 12:28:42 +0200 [thread overview]
Message-ID: <201304301228.42245.arnd@arndb.de> (raw)
In-Reply-To: <517F7245.2050606-X3B1VOXEql0@public.gmane.org>
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.
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.
Arnd
next prev parent reply other threads:[~2013-04-30 10:28 UTC|newest]
Thread overview: 120+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-04-04 2:39 [PATCH V2] video: implement a simple framebuffer driver Stephen Warren
2013-04-04 2:39 ` Stephen Warren
2013-04-04 2:39 ` Stephen Warren
2013-04-09 0:16 ` Andrew Morton
2013-04-09 0:16 ` Andrew Morton
2013-04-09 0:16 ` Andrew Morton
2013-04-09 3:16 ` Stephen Warren
2013-04-09 3:16 ` Stephen Warren
2013-04-09 3:16 ` Stephen Warren
2013-04-09 8:08 ` Geert Uytterhoeven
2013-04-09 8:08 ` Geert Uytterhoeven
2013-04-09 8:08 ` Geert Uytterhoeven
2013-04-11 9:56 ` Laurent Pinchart
2013-04-11 9:56 ` Laurent Pinchart
2013-04-11 9:56 ` Laurent Pinchart
2013-04-11 16:06 ` Stephen Warren
2013-04-11 16:06 ` Stephen Warren
2013-04-11 16:06 ` Stephen Warren
2013-04-11 20:06 ` Laurent Pinchart
2013-04-11 20:06 ` Laurent Pinchart
2013-04-11 20:06 ` Laurent Pinchart
2013-04-11 20:38 ` Stephen Warren
2013-04-11 20:38 ` Stephen Warren
2013-04-11 20:38 ` Stephen Warren
2013-04-29 20:56 ` Laurent Pinchart
2013-04-29 20:56 ` Laurent Pinchart
2013-04-29 20:56 ` Laurent Pinchart
2013-04-29 21:15 ` Tomasz Figa
2013-04-29 21:15 ` Tomasz Figa
2013-04-29 21:15 ` Tomasz Figa
2013-04-29 21:20 ` Laurent Pinchart
2013-04-29 21:20 ` Laurent Pinchart
2013-04-29 21:20 ` Laurent Pinchart
2013-04-29 21:31 ` Tomasz Figa
2013-04-29 21:31 ` Tomasz Figa
2013-04-29 21:31 ` Tomasz Figa
2013-04-29 21:40 ` Laurent Pinchart
2013-04-29 21:40 ` Laurent Pinchart
2013-04-29 21:40 ` Laurent Pinchart
2013-04-29 22:04 ` Arnd Bergmann
2013-04-29 22:04 ` Arnd Bergmann
2013-04-29 22:04 ` Arnd Bergmann
2013-04-29 22:23 ` Laurent Pinchart
2013-04-29 22:23 ` Laurent Pinchart
2013-04-29 22:23 ` Laurent Pinchart
2013-04-29 22:40 ` Olof Johansson
2013-04-29 22:40 ` Olof Johansson
2013-04-29 22:40 ` Olof Johansson
2013-04-30 9:50 ` Laurent Pinchart
2013-04-30 9:50 ` Laurent Pinchart
2013-04-30 9:50 ` Laurent Pinchart
2013-05-02 18:25 ` Stephen Warren
2013-05-02 18:25 ` Stephen Warren
2013-05-02 18:25 ` Stephen Warren
2013-05-02 18:35 ` Geert Uytterhoeven
2013-05-02 18:35 ` Geert Uytterhoeven
2013-05-02 18:35 ` Geert Uytterhoeven
2013-05-03 10:06 ` Laurent Pinchart
2013-05-03 10:06 ` Laurent Pinchart
2013-05-03 10:06 ` Laurent Pinchart
2013-05-07 21:33 ` Andrew Morton
2013-05-07 21:33 ` Andrew Morton
2013-05-07 21:33 ` Andrew Morton
2013-05-08 2:36 ` Stephen Warren
2013-05-08 2:36 ` Stephen Warren
2013-05-08 2:36 ` Stephen Warren
2013-05-08 19:28 ` Olof Johansson
2013-05-08 19:28 ` Olof Johansson
2013-05-08 19:28 ` Olof Johansson
2013-05-08 20:58 ` Rob Landley
2013-05-08 20:58 ` Rob Landley
2013-05-08 20:58 ` Rob Landley
2013-04-30 7:28 ` Tomi Valkeinen
2013-04-30 7:28 ` Tomi Valkeinen
2013-04-30 7:28 ` Tomi Valkeinen
2013-04-11 10:42 ` Geert Uytterhoeven
2013-04-11 10:42 ` Geert Uytterhoeven
2013-04-11 10:42 ` Geert Uytterhoeven
2013-04-11 16:10 ` Stephen Warren
2013-04-11 16:10 ` Stephen Warren
2013-04-11 16:10 ` Stephen Warren
2013-04-30 7:27 ` Tomi Valkeinen
2013-04-30 7:27 ` Tomi Valkeinen
2013-04-30 7:27 ` Tomi Valkeinen
2013-04-30 10:28 ` Arnd Bergmann [this message]
2013-04-30 10:28 ` Arnd Bergmann
2013-04-30 10:28 ` Arnd Bergmann
2013-04-30 11:42 ` Laurent Pinchart
2013-04-30 11:42 ` Laurent Pinchart
2013-04-30 11:42 ` Laurent Pinchart
2013-04-30 11:48 ` Tomi Valkeinen
2013-04-30 11:48 ` Tomi Valkeinen
2013-04-30 11:48 ` Tomi Valkeinen
2013-04-30 11:49 ` Laurent Pinchart
2013-04-30 11:49 ` Laurent Pinchart
2013-04-30 11:49 ` Laurent Pinchart
2013-04-30 11:46 ` Tomi Valkeinen
2013-04-30 11:46 ` Tomi Valkeinen
2013-04-30 11:46 ` Tomi Valkeinen
2013-05-03 5:40 ` Dave Airlie
2013-05-03 5:40 ` Dave Airlie
2013-05-03 5:40 ` Dave Airlie
2013-04-30 7:39 ` Tomi Valkeinen
2013-04-30 7:39 ` Tomi Valkeinen
2013-04-30 7:39 ` Tomi Valkeinen
2013-04-30 10:34 ` Arnd Bergmann
2013-04-30 10:34 ` Arnd Bergmann
2013-04-30 10:34 ` Arnd Bergmann
2013-04-30 14:38 ` Re[2]: [PATCH V2] video: implement a simple f =?UTF-8?B?cmFtZWJ1ZmZlciBkc Alexander Shiyan
2013-04-30 14:38 ` Re[2]: [PATCH V2] video: implement a simple framebuffer driver Alexander Shiyan
2013-04-30 14:38 ` Alexander Shiyan
2013-04-30 15:07 ` Arnd Bergmann
2013-04-30 15:07 ` Arnd Bergmann
2013-04-30 15:07 ` Arnd Bergmann
2013-05-18 10:29 ` Alexandre Courbot
2013-05-18 10:29 ` Alexandre Courbot
2013-05-18 10:29 ` Alexandre Courbot
2013-05-20 15:25 ` Stephen Warren
2013-05-20 15:25 ` Stephen Warren
2013-05-20 15:25 ` Stephen Warren
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