kern/146517: [ath] [wlan] device timeouts for ath wlan device
on recent stable.
Rui Paulo
rpaulo at FreeBSD.org
Sat Jun 26 21:00:17 UTC 2010
The following reply was made to PR kern/146517; it has been noted by GNATS.
From: Rui Paulo <rpaulo at FreeBSD.org>
To: Rui Paulo <rpaulo at freebsd.org>
Cc: Alex Kozlov <spam at rm-rf.kiev.ua>,
bug-followup at FreeBSD.org,
vince at unsane.co.uk
Subject: Re: kern/146517: [ath] [wlan] device timeouts for ath wlan device on recent stable.
Date: Sat, 26 Jun 2010 21:58:03 +0100
On 26 Jun 2010, at 21:52, Rui Paulo wrote:
>
> On 22 Jun 2010, at 14:35, Alex Kozlov wrote:
>
>> On Mon, Jun 21, 2010 at 05:30:30PM +0100, Rui Paulo wrote:
>>> On 21 Jun 2010, at 15:38, Alex Kozlov wrote:
>>>> On Mon, May 31, 2010 at 07:30:04PM +0000, Rui Paulo wrote:
>>>>>> I confirm this. Atheros 9280, work fine with 8.0R usb stick,
>>>>>> timeout after few pings with 8.1-BETA1.
>>>>>> I can try to find a particular commit, that causes this
>>>>>> regression, if its help.
>>>>> Yes, please.
>>>> Sorry for the delay. I think that the culprit is r203959.
>>> Please try this patch.
>> Patch does not help, but if I change line in AR_SREV_MERLIN_20 from
>> AH_PRIVATE((_ah))->ah_macRev == AR_XSREV_REVISION_MERLIN_20
>> to
>> AH_PRIVATE((_ah))->ah_macRev >= AR_XSREV_REVISION_MERLIN_20
>> net works again.
>
> I think this is the correct version. Can you try?
>
> Index: ar5416/ar5416reg.h
> ===================================================================
> --- ar5416/ar5416reg.h (revision 209522)
> +++ ar5416/ar5416reg.h (working copy)
> @@ -611,8 +611,8 @@
> (AR_SREV_MERLIN(_ah) && \
> AH_PRIVATE((_ah))->ah_macRev == AR_XSREV_REVISION_MERLIN_20)
> #define AR_SREV_MERLIN_20_OR_LATER(_ah) \
> - (AR_SREV_MERLIN_20(_ah) || \
> - AH_PRIVATE((_ah))->ah_macVersion > AR_XSREV_VERSION_MERLIN)
> + (AR_SREV_MERLIN(_ah) || \
> + AH_PRIVATE((_ah))->ah_macVersion >= AR_XSREV_VERSION_MERLIN_20)
>
> #define AR_SREV_KITE(_ah) \
> (AH_PRIVATE((_ah))->ah_macVersion == AR_XSREV_VERSION_KITE)
Actually, forget this. You were right. I'll commit your fix.
Thanks,
--
Rui Paulo
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