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From: Tony Lindgren <tony@atomide.com>
To: Tomi Valkeinen <tomi.valkeinen@ti.com>
Cc: Peter Griffin <peter.griffin@linaro.org>,
	Arnd Bergmann <arnd@arndb.de>,
	linux-kernel@vger.kernel.org, linaro-kernel@lists.linaro.org,
	Jean-Christophe Plagniol-Villard <plagnioj@jcrosoft.com>,
	linux-fbdev@vger.kernel.org, linux-omap@vger.kernel.org,
	Aaro Koskinen <aaro.koskinen@iki.fi>,
	Janusz Krzysztofik <jmkrzyszt@gmail.com>
Subject: Re: [PATCH 13/13] video: omap: allow building on !MMU
Date: Thu, 08 May 2014 21:53:38 +0000	[thread overview]
Message-ID: <20140508215338.GE2198@atomide.com> (raw)
In-Reply-To: <5369F973.10803@ti.com>

* Tomi Valkeinen <tomi.valkeinen@ti.com> [140507 02:15]:
> On 24/04/14 15:28, Peter Griffin wrote:
> > From: Arnd Bergmann <arnd@arndb.de>
> > 
> > The omap lcdc driver has an elaborate mmap_kern function
> > to map the frame buffer into kernel address space as
> > write-combined. This uses functions that are only available
> > on MMU-enabled builds.
> > 
> > It does seem equivalent to ioremap_wc though, so we should
> > be able to just use that instead.
> > 
> > This patch is build-tested only, it needs to be run on real
> > hardware before applying.
> 
> I don't have omap1 boards, and I don't know anyone that has. I don't
> even know if the omap1 fb is working or not...
> 
> Tony, any idea of omap1's fb? Are you able to test this?

I have three omap1 boards in my rack that I use for my boot
testing. Tried to enable framebuffer but so far no luck on
any of them. So I'm not much of a help here. Looks like the
patch should work though..

Aaro & Janusz, care to take a look at the patch in this
thread?

Regards,

Tony

WARNING: multiple messages have this Message-ID (diff)
From: Tony Lindgren <tony@atomide.com>
To: Tomi Valkeinen <tomi.valkeinen@ti.com>
Cc: Peter Griffin <peter.griffin@linaro.org>,
	Arnd Bergmann <arnd@arndb.de>,
	linux-kernel@vger.kernel.org, linaro-kernel@lists.linaro.org,
	Jean-Christophe Plagniol-Villard <plagnioj@jcrosoft.com>,
	linux-fbdev@vger.kernel.org, linux-omap@vger.kernel.org,
	Aaro Koskinen <aaro.koskinen@iki.fi>,
	Janusz Krzysztofik <jmkrzyszt@gmail.com>
Subject: Re: [PATCH 13/13] video: omap: allow building on !MMU
Date: Thu, 8 May 2014 14:53:38 -0700	[thread overview]
Message-ID: <20140508215338.GE2198@atomide.com> (raw)
In-Reply-To: <5369F973.10803@ti.com>

* Tomi Valkeinen <tomi.valkeinen@ti.com> [140507 02:15]:
> On 24/04/14 15:28, Peter Griffin wrote:
> > From: Arnd Bergmann <arnd@arndb.de>
> > 
> > The omap lcdc driver has an elaborate mmap_kern function
> > to map the frame buffer into kernel address space as
> > write-combined. This uses functions that are only available
> > on MMU-enabled builds.
> > 
> > It does seem equivalent to ioremap_wc though, so we should
> > be able to just use that instead.
> > 
> > This patch is build-tested only, it needs to be run on real
> > hardware before applying.
> 
> I don't have omap1 boards, and I don't know anyone that has. I don't
> even know if the omap1 fb is working or not...
> 
> Tony, any idea of omap1's fb? Are you able to test this?

I have three omap1 boards in my rack that I use for my boot
testing. Tried to enable framebuffer but so far no luck on
any of them. So I'm not much of a help here. Looks like the
patch should work though..

Aaro & Janusz, care to take a look at the patch in this
thread?

Regards,

Tony

  reply	other threads:[~2014-05-08 21:53 UTC|newest]

Thread overview: 73+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-04-24 12:28 [PATCH 00/13] video: Arnds randconfig fixes for video Peter Griffin
2014-04-24 12:28 ` [PATCH 01/13] video: sh_mobile_lcdcfb depends on meram Peter Griffin
2014-04-24 12:28   ` Peter Griffin
2014-04-24 12:28 ` [PATCH 02/13] video: omap2dss: fix LPAE warnings Peter Griffin
2014-04-24 12:28   ` Peter Griffin
2014-04-24 12:28 ` [PATCH 03/13] video: clarify I2C dependencies Peter Griffin
2014-04-24 12:28   ` Peter Griffin
2014-04-24 12:32   ` Russell King - ARM Linux
2014-04-24 12:32     ` Russell King - ARM Linux
2014-04-24 12:48     ` Arnd Bergmann
2014-04-24 12:48       ` Arnd Bergmann
2014-04-24 12:28 ` [PATCH 04/13] video/omap: fix modular build Peter Griffin
2014-04-24 12:28   ` Peter Griffin
2014-04-24 12:28 ` [PATCH 05/13] video/mbx: fix building debugfs support Peter Griffin
2014-04-24 12:28   ` Peter Griffin
2014-04-24 12:28 ` [PATCH 06/13] video: export fb_prepare_logo Peter Griffin
2014-04-24 12:28   ` Peter Griffin
2014-04-24 12:28 ` [PATCH 07/13] video: atmel needs FB_BACKLIGHT Peter Griffin
2014-04-24 12:28   ` Peter Griffin
2014-04-24 12:28 ` [PATCH 08/13] video/backlight: LM3630A needs PWM Peter Griffin
2014-04-24 12:28   ` Peter Griffin
2014-04-24 16:45   ` Bryan Wu
2014-04-24 16:45     ` Bryan Wu
2014-04-25  9:00   ` Jingoo Han
2014-04-25  9:00     ` Jingoo Han
2014-04-28 10:14   ` Lee Jones
2014-04-28 10:14     ` Lee Jones
2014-04-24 12:28 ` [PATCH 09/13] video/backlight: LP8788 " Peter Griffin
2014-04-24 12:28   ` Peter Griffin
2014-04-24 16:45   ` Bryan Wu
2014-04-24 16:45     ` Bryan Wu
2014-04-24 22:42   ` Milo Kim
2014-04-24 22:42     ` Milo Kim
2014-04-25  8:54   ` Jingoo Han
2014-04-25  8:54     ` Jingoo Han
2014-04-28 10:16   ` Lee Jones
2014-04-28 10:16     ` Lee Jones
2014-04-24 12:28 ` [PATCH 10/13] video/pxa: LCD_CORGI needs BACKLIGHT_CLASS_DEVICE Peter Griffin
2014-04-24 12:28   ` Peter Griffin
2014-04-24 16:46   ` Bryan Wu
2014-04-24 16:46     ` Bryan Wu
2014-04-25  8:58   ` Jingoo Han
2014-04-25  8:58     ` Jingoo Han
2014-04-28 10:15   ` Lee Jones
2014-04-28 10:15     ` Lee Jones
2014-04-24 12:28 ` [PATCH 11/13] video/nuc900: allow modular build Peter Griffin
2014-04-24 12:28   ` Peter Griffin
2014-04-24 12:28 ` [PATCH 12/13] video/backlight: LP855X needs PWM Peter Griffin
2014-04-24 12:28   ` Peter Griffin
2014-04-24 16:48   ` Bryan Wu
2014-04-24 16:48     ` Bryan Wu
2014-04-24 22:43   ` Milo Kim
2014-04-24 22:43     ` Milo Kim
2014-04-25  9:02   ` Jingoo Han
2014-04-25  9:02     ` Jingoo Han
2014-04-28 10:16   ` Lee Jones
2014-04-28 10:16     ` Lee Jones
2014-04-24 12:28 ` [PATCH 13/13] video: omap: allow building on !MMU Peter Griffin
2014-04-24 12:28   ` Peter Griffin
2014-05-07  9:14   ` Tomi Valkeinen
2014-05-07  9:14     ` Tomi Valkeinen
2014-05-07  9:14     ` Tomi Valkeinen
2014-05-08 21:53     ` Tony Lindgren [this message]
2014-05-08 21:53       ` Tony Lindgren
2014-05-08 23:04       ` Aaro Koskinen
2014-05-08 23:04         ` Aaro Koskinen
2014-05-08 23:17         ` Tony Lindgren
2014-05-08 23:17           ` Tony Lindgren
2014-05-09 21:21           ` Aaro Koskinen
2014-05-09 21:21             ` Aaro Koskinen
2014-05-11 15:01             ` Tony Lindgren
2014-05-11 15:01               ` Tony Lindgren
2014-05-07  9:18 ` [PATCH 00/13] video: Arnds randconfig fixes for video Tomi Valkeinen

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