From mboxrd@z Thu Jan 1 00:00:00 1970 From: Luis R. Rodriguez Date: Thu, 24 Feb 2011 10:18:25 -0800 Subject: [ath9k-devel] DMA issues with ar9280 cards In-Reply-To: <201102241033.19368.bschmidt@techwires.net> References: <201102230955.35674.bschmidt@techwires.net> <20110223174649.GD19293@tux> <201102232106.31236.bschmidt@techwires.net> <201102241033.19368.bschmidt@techwires.net> Message-ID: <20110224181825.GN19293@tux> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: ath9k-devel@lists.ath9k.org On Thu, Feb 24, 2011 at 01:33:18AM -0800, Bernhard Schmidt wrote: > > I've stripped everything not necessary, this one is use for the log > below. > > # cat /etc/hostapd.conf > interface=wlan0 > driver=nl80211 > ssid=testtest > hw_mode=a > channel=44 > [ 574.605956] ath: Enable TXE on queue: 9 > [ 574.708386] ath: Enable TXE on queue: 9 > [ 574.810752] ath: Enable TXE on queue: 9 > [ 574.913151] ath: Enable TXE on queue: 9 > [ 575.015541] ath: Enable TXE on queue: 9 > [ 575.117938] ath: Enable TXE on queue: 9 > [ 575.220335] ath: Enable TXE on queue: 9 > [ 575.322732] ath: Enable TXE on queue: 9 > [ 576.248395] ath: ath9k_hw_stoptxdma: Num of pending TX Frames 1 on Q 9 > [ 576.259188] ath: Failed to stop TX DMA in 100 msec after killing last frame Can you confirm what kernel ? I see 2.6.38-rc6-wl-12466-g09f3227 So I take it you are using wireless-testing, is this right? Can you reproduce with wireless-testing as of today? This would be helpful for our own testing. Luis