linux-kernel - Re: [32/39] rt2x00: Disable powersaving for rt61pci and rt2800pci.

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Message-ID: <4B43A82B.6010103@gmail.com>
Date:	Tue, 05 Jan 2010 21:59:23 +0100
From:	Gertjan van Wingerde <gwingerde@...il.com>
To:	Greg KH <gregkh@...e.de>
CC:	linux-kernel@...r.kernel.org, stable@...nel.org,
	akpm@...ux-foundation.org, torvalds@...ux-foundation.org,
	stable-review@...nel.org, Ivo van Doorn <IvDoorn@...il.com>,
	"John W. Linville" <linville@...driver.com>
Subject: Re: [32/39] rt2x00: Disable powersaving for rt61pci and rt2800pci.

On 01/05/10 21:02, Greg KH wrote:
> 2.6.31-stable review patch.  If anyone has any objections, please let us know.
> 
> ------------------
> 
> From: Gertjan van Wingerde <gwingerde@...il.com>
> 
> commit 93b6bd26b74efe46b4579592560f9f1cb7b61994 upstream.
> 
> We've had many reports of rt61pci failures with powersaving enabled.
> Therefore, as a stop-gap measure, disable powersaving of the rt61pci
> until we have found a proper solution.
> Also disable powersaving on rt2800pci as it most probably will show
> the same problem.
> 
> Signed-off-by: Gertjan van Wingerde <gwingerde@...il.com>
> Acked-by: Ivo van Doorn <IvDoorn@...il.com>
> Signed-off-by: John W. Linville <linville@...driver.com>
> Signed-off-by: Greg Kroah-Hartman <gregkh@...e.de>
> 
> ---
>  drivers/net/wireless/rt2x00/rt61pci.c |    5 +++++
>  1 file changed, 5 insertions(+)
> 
> --- a/drivers/net/wireless/rt2x00/rt61pci.c
> +++ b/drivers/net/wireless/rt2x00/rt61pci.c
> @@ -2546,6 +2546,11 @@ static int rt61pci_probe_hw_mode(struct 
>  	unsigned int i;
>  
>  	/*
> +	 * Disable powersaving as default.
> +	 */
> +	rt2x00dev->hw->wiphy->flags &= ~WIPHY_FLAG_PS_ON_BY_DEFAULT;
> +
> +	/*
>  	 * Initialize all hw fields.
>  	 */
>  	rt2x00dev->hw->flags =
> 
> 
> 

Same as for .32-stable. An updated patch (as sent by John Linville) is
needed to compile correctly.

---
Gertjan.
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