From mboxrd@z Thu Jan  1 00:00:00 1970
From: Andrew Morton <akpm@linux-foundation.org>
Subject: Re: [Bugme-new] [Bug 9006] New: incorrect
 method to turn off DPLL in intel framebuffer driver
Date: Tue, 11 Sep 2007 00:49:41 -0700
Message-ID: <20070911004941.28b1332f.akpm@linux-foundation.org>
References: <bug-9006-10286@http.bugzilla.kernel.org/>
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To: linux-fbdev-devel@lists.sourceforge.net, "Antonino A. Daplas" <adaplas@pol.net>
Cc: william.pan@kontron.cn, bugme-daemon@bugzilla.kernel.org

On Tue, 11 Sep 2007 00:40:22 -0700 (PDT) bugme-daemon@bugzilla.kernel.org wrote:

> http://bugzilla.kernel.org/show_bug.cgi?id=9006
> 
>            Summary: incorrect method to turn off DPLL in intel framebuffer
>                     driver
>            Product: Platform Specific/Hardware
>            Version: 2.5
>      KernelVersion: 2.6.18.1
>           Platform: All
>         OS/Version: Linux
>               Tree: Mainline
>             Status: NEW
>           Severity: normal
>           Priority: P1
>          Component: i386
>         AssignedTo: platform_i386@kernel-bugs.osdl.org
>         ReportedBy: william.pan@kontron.cn
> 
> 
> in file intelfbhw.c, function intelfbhw_program_mode, the steps to 
> turn off DPLL:
>         tmp = INREG(dpll_reg);
>         dpll_reg &= ~DPLL_VCO_ENABLE;
>         OUTREG(dpll_reg, tmp);
> guess it should be:
>         tmp = INREG(dpll_reg);
>         tmp &= ~DPLL_VCO_ENABLE;
>         OUTREG(dpll_reg, tmp);
> am I right?
> 

?

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