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From: Luotao Fu <l.fu@pengutronix.de>
To: linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH] imxfb: add flag to avoid disabling clk multiple times
Date: Thu, 01 Jul 2010 10:50:43 +0000	[thread overview]
Message-ID: <20100701105043.GB4092@pengutronix.de> (raw)
In-Reply-To: <4C1CE6B8.4090504@gmail.com>

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Hi Martin,

On Sat, Jun 19, 2010 at 05:48:08PM +0200, Martin Fuzzey wrote:
> Hi Luotao,
> 
> Luotao Fu wrote:

....
> Your patch fixes the clock_disable problem but fbi->backlight_power()
> and fbi->lcd_power() can still be called multiple times.
> Not sure if that is really a problem - they should be idempotent.
> 
> I did it by making all of imxfb_disable_controller() do nothing if the
> disable was already done like this  (just for illustration not submission,
> lines may be mangled):
> 

Anything new on this? 'd be nice if you could resend a clean patch based
on the described you sent in this mail. There're about 3 Patches about
this issue out there. More might come in, as long as the bug still
exists. ;-) So let's pack it up and push a proper fix to Sascha.

cheers
Luotao Fu

-- 
Pengutronix e.K.                           | Dipl.-Ing. Luotao Fu        |
Industrial Linux Solutions                 | http://www.pengutronix.de/  |
Peiner Str. 6-8, 31137 Hildesheim, Germany | Phone: +49-5121-206917-0    |
Amtsgericht Hildesheim, HRA 2686           | Fax:   +49-5121-206917-5555 |

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      parent reply	other threads:[~2010-07-01 10:50 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-06-03 10:34 [PATCH] imxfb: add flag to avoid disabling clk multiple times Luotao Fu
2010-06-19 15:48 ` Martin Fuzzey
2010-06-21  7:37   ` Luotao Fu
2010-07-01 10:50   ` Luotao Fu [this message]

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