Re: [RFC][PATCH] intel8x0: revert regression that broke sounds after S3 suspend

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At Wed, 28 Feb 2007 16:09:49 +0200,
Tommi Kyntola wrote:
> 
> 
> The regression in 2.6.19-rc3 (namely 30b35399ceb2398d05837863476dcb12f12f3a82,
> "[ALSA] Various fixes for suspend/resume of ALSA PCI drivers"),
> broke HP nw8000 speaker sounds after S3 suspend (headphones still worked).
> Removing this line makes the sounds work again...
> 
> Signed-off-by: Tommi Kyntola <tommi.kyntola@xxxxxx>
> ---
> This is a FYI kinda message, which Rafael Wysocki asekd me to send,
> and something that is clearly not the correct way to go with this,
> but I was unable to locate the actual reason for the regression
> and this does fix it for me, so here it goes.

Hm, but this call is the very procedure written in
$linux/Documentation/power/pci.txt.  If this were wrong, fix the
document first...


Takashi

> 
> Wether other devices suffer from this or not, I don't know. I was only
> able test this on an HP nw8000, which has the said intel8x0.
> 
> I'll gladly try out further patches or submit configs, or whatever
> more verbose information is asked for.
>          Kynde
> 
> diff --git a/sound/pci/intel8x0.c b/sound/pci/intel8x0.c
> index a289abf..f62a456 100644
> --- a/sound/pci/intel8x0.c
> +++ b/sound/pci/intel8x0.c
> @@ -2470,7 +2470,6 @@ static int intel8x0_suspend(struct pci_dev *pci, pm_message_t state)
>          }
>          pci_disable_device(pci);
>          pci_save_state(pci);
> -       pci_set_power_state(pci, pci_choose_state(pci, state));
>          return 0;
>   }
> 
> 
> 
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