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Re: [PATCH 2.6.33] rt2x00: Disable powersaving for rt61pci.

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On 12/13/09 16:21, Gertjan van Wingerde wrote:
> On 12/13/09 16:18, Ivo van Doorn wrote:
>> On Sunday 13 December 2009, Gertjan van Wingerde wrote:
>>> On 12/13/09 11:15, Ivo van Doorn wrote:
>>>> On Sunday 13 December 2009, Gertjan van Wingerde wrote:
>>>>> 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.
>>>>
>>>> This disables powersaving completely, can't we set the default powersaving
>>>> to disabled? That way for people for who it does work, it can still be enabled.
>>>>
>>>
>>> Well, when I was looking into this I came up with a number of issues in the code
>>> which makes me believe that it simply isn't working at all.
>>> One example is that the rt61pci devices rely on handling the wakeup interrupt
>>> by the driver to wake up the devices. As far as I can tell there is no handling
>>> of the wakeup interrupt in the rt61pci driver.
>>> That's why I decided to disable it all together, as I don't think it works
>>> properly for anyone (although some people may not really notice it).
>>
>> Ok, but then please disable it for _all_ rt2x00 drivers, or at least all PCI rt2x00 drivers
>> since they would have the same wakeup interrupt requirement.
>>
> 
> I'll see if this will be the case for all PCI rt2x00 devices and adapt for the ones that
> need it. I didn't look into the other devices yet, and ISTR that at least rt2500pci doesn't
> have this requirement.
> 

OK. I can see that this does not apply to rt2400pci and rt2500pci. I'll leave those alone.
I'll add the disablement to rt2800pci as well, as it follows the same scheme as rt61pci.

Also, I will use the suggestion of you to just disable the default powersaving instead of
making it completely unusable.

Expect a new version any minute.

---
Gertjan.

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