Date: Thu, 15 Jul 2010 10:22:14 +0200 (CEST)
From: Thomas Gleixner <tglx@linutronix.de>
To: Stephan Wolf <stephan@letzte-bankreihe.de>
cc: Borislav Petkov <borislav.petkov@amd.com>,
        Linus Torvalds <torvalds@linux-foundation.org>,
        "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
        "Herrmann3, Andreas" <Andreas.Herrmann3@amd.com>
Subject: Re: [PATCH] enable readback to get HPET working on ATI SB4x00, kernel
 2.6.35_rc5
In-Reply-To: <4C3EB365.4030205@letzte-bankreihe.de>
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References: <4C3DDDFF.5040302@letzte-bankreihe.de> <AANLkTim5fAwwhqP2J9pfOqeJACFf0OvK_MMZc1oZb3M4@mail.gmail.com> <20100714181152.GB15651@aftab> <AANLkTin71FbM5Eh7TDUHN0WvYHA5RubycflTxM5EWlvj@mail.gmail.com> <20100714183216.GC15651@aftab>
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On Thu, 15 Jul 2010, Stephan Wolf wrote:
> Am 14.07.2010 23:04, schrieb Thomas Gleixner:
> 
> > +static void __init ati_hpet_bugs(int num, int slot, int func)
> > +{
> > +#ifdef CONFIG_HPET_TIMER
> > +	hpet_readback_cmp = 1;
> > +#endif
> > +}
> > +
> >   #define QFLAG_APPLY_ONCE 	0x1
> >   #define QFLAG_APPLIED		0x2
> >   #define QFLAG_DONE		(QFLAG_APPLY_ONCE|QFLAG_APPLIED)
> > @@ -220,6 +236,8 @@ static struct chipset early_qrk[] __init
> >   	  PCI_CLASS_SERIAL_SMBUS, PCI_ANY_ID, 0, ati_bugs },
> >   	{ PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_SBX00_SMBUS,
> >   	  PCI_CLASS_SERIAL_SMBUS, PCI_ANY_ID, 0, ati_bugs_contd },
> > +	{ PCI_VENDOR_ID_ATI, PCI_ANY_ID,
> > +	  PCI_CLASS_SERIAL_SMBUS, PCI_ANY_ID, 0, ati_hpet_bugs },
> >   	{}
> 
> Hi, the patch above solves the problem on my machine.

Thanks for testing. 

Borislav, any opinion ?

Thanks,

	tglx
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