Return-path: Received: from lucidpixels.com ([75.144.35.66]:42342 "EHLO lucidpixels.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752519Ab1DZXb3 (ORCPT ); Tue, 26 Apr 2011 19:31:29 -0400 Date: Tue, 26 Apr 2011 19:31:27 -0400 (EDT) From: Justin Piszcz To: Larry Finger cc: Roland Dreier , linux-usb@vger.kernel.org, linux-wireless@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: 2.6.38: rt2800usb: driver is crashing the kernel In-Reply-To: <4DB74788.2000908@lwfinger.net> Message-ID: (sfid-20110427_013149_020600_5696C7EC) References: <4DB74788.2000908@lwfinger.net> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII; format=flowed Sender: linux-wireless-owner@vger.kernel.org List-ID: On Tue, 26 Apr 2011, Larry Finger wrote: >> >> I am trying a different driver now: rt2870sta >> I've read a few reports this may be the 'proper' one to use. >> So far so good, no lag or anything and I did not have to set power off >> either. > > Driver rtl2870sta is not the proper one to use. In fact, a patch to delete > rt2860sta and rt2870sta from the kernel was queued yesterday, and they will > be gone by the time 2.6.40 is released. > > New firmware for rt2800usb was just accepted into the linux-firmware git > tree. Please obtain a copy and try it. > > Larry > Hello, With latest rt2800usb (and firmware from the git tree ~5 minutes ago) Without wlan0 power off: PING atomw (192.168.0.2) 56(84) bytes of data. 64 bytes from atomw (192.168.0.2): icmp_req=1 ttl=64 time=103 ms 64 bytes from atomw (192.168.0.2): icmp_req=2 ttl=64 time=106 ms 64 bytes from atomw (192.168.0.2): icmp_req=3 ttl=64 time=99.7 ms 64 bytes from atomw (192.168.0.2): icmp_req=4 ttl=64 time=102 ms 64 bytes from atomw (192.168.0.2): icmp_req=5 ttl=64 time=98.5 ms 64 bytes from atomw (192.168.0.2): icmp_req=6 ttl=64 time=9.74 ms 64 bytes from atomw (192.168.0.2): icmp_req=7 ttl=64 time=217 ms 64 bytes from atomw (192.168.0.2): icmp_req=8 ttl=64 time=141 ms 64 bytes from atomw (192.168.0.2): icmp_req=11 ttl=64 time=13.2 ms ^C --- atomw ping statistics --- 11 packets transmitted, 9 received, 18% packet loss, time 10003ms rtt min/avg/max/mdev = 9.744/99.095/217.349/58.880 ms With latest rt2800usb (and firmware from the git tree ~5 minutes ago) With wlan0 power off: PING atomw (192.168.0.2) 56(84) bytes of data. 64 bytes from atomw (192.168.0.2): icmp_req=3 ttl=64 time=40.6 ms 64 bytes from atomw (192.168.0.2): icmp_req=4 ttl=64 time=0.894 ms 64 bytes from atomw (192.168.0.2): icmp_req=5 ttl=64 time=0.735 ms 64 bytes from atomw (192.168.0.2): icmp_req=6 ttl=64 time=0.693 ms 64 bytes from atomw (192.168.0.2): icmp_req=7 ttl=64 time=0.680 ms ^C -- atomw ping statistics --- 7 packets transmitted, 5 received, 28% packet loss, time 6005ms rtt min/avg/max/mdev = 0.680/8.723/40.615/15.946 ms Switching back to rt2870sta, rt2800usb is unusable for me at this time. With rt2870sta and the Media Link 150 / USB stick, (I have two, the problems occur on both, using different USB ports as well using the rt2800usb driver) $ ping atomw PING atomw (192.168.0.2) 56(84) bytes of data. 64 bytes from atomw (192.168.0.2): icmp_req=1 ttl=64 time=1.07 ms 64 bytes from atomw (192.168.0.2): icmp_req=2 ttl=64 time=0.709 ms 64 bytes from atomw (192.168.0.2): icmp_req=3 ttl=64 time=0.921 ms 64 bytes from atomw (192.168.0.2): icmp_req=4 ttl=64 time=0.723 ms 64 bytes from atomw (192.168.0.2): icmp_req=5 ttl=64 time=0.752 ms 64 bytes from atomw (192.168.0.2): icmp_req=6 ttl=64 time=0.718 ms 64 bytes from atomw (192.168.0.2): icmp_req=7 ttl=64 time=0.745 ms 64 bytes from atomw (192.168.0.2): icmp_req=8 ttl=64 time=0.787 ms 64 bytes from atomw (192.168.0.2): icmp_req=9 ttl=64 time=0.835 ms 64 bytes from atomw (192.168.0.2): icmp_req=10 ttl=64 time=0.878 ms 64 bytes from atomw (192.168.0.2): icmp_req=11 ttl=64 time=0.704 ms ^C --- atomw ping statistics --- 11 packets transmitted, 11 received, 0% packet loss, time 10010ms rtt min/avg/max/mdev = 0.704/0.804/1.074/0.111 ms Flawless, I hope the issues can be worked out with the rt2800usb driver, or someone keeps a backport of the rt2870sta driver, thanks! Here is some debug output from when I was using rt2800usb: [ 102.432319] phy0 -> rt2800_txdone_entry_check: Warning - TX status report missed for queue 2 entry 0 [ 102.913430] phy0 -> rt2800_txdone_entry_check: Warning - TX status report missed for queue 2 entry 1 [ 103.876437] phy0 -> rt2800_txdone_entry_check: Warning - TX status report missed for queue 2 entry 2 [ 103.918554] phy0 -> rt2800_txdone_entry_check: Warning - TX status report missed for queue 2 entry 3 [ 103.924421] phy0 -> rt2800_txdone_entry_check: Warning - TX status report missed for queue 2 entry 5 [ 103.939051] phy0 -> rt2800_txdone_entry_check: Warning - TX status report missed for queue 2 entry 7 [ 103.944339] phy0 -> rt2800_txdone_entry_check: Warning - TX status report missed for queue 2 entry 8 [ 103.959539] phy0 -> rt2800_txdone_entry_check: Warning - TX status report missed for queue 2 entry 9 [ 103.964800] phy0 -> rt2800_txdone_entry_check: Warning - TX status report missed for queue 2 entry 10 [ 103.973788] phy0 -> rt2800_txdone_entry_check: Warning - TX status report missed for queue 2 entry 13 [ 103.978632] phy0 -> rt2800_txdone_entry_check: Warning - TX status report missed for queue 2 entry 14 [ 103.984294] phy0 -> rt2800_txdone_entry_check: Warning - TX status report missed for queue 2 entry 16 [ 103.989152] phy0 -> rt2800_txdone_entry_check: Warning - TX status report missed for queue 2 entry 17 [ 104.249186] phy0 -> rt2800_txdone_entry_check: Warning - TX status report missed for queue 2 entry 19 [ 104.254079] phy0 -> rt2800_txdone_entry_check: Warning - TX status report missed for queue 2 entry 20 [ 104.259670] phy0 -> rt2800_txdone_entry_check: Warning - TX status report missed for queue 2 entry 23 [ 116.706277] phy0 -> rt2x00usb_watchdog_tx_status: Warning - TX queue 0 status timed out, invoke forced tx handler [ 116.845043] phy0 -> rt2800_txdone_entry_check: Warning - TX status report missed for queue 2 entry 24 [ 122.706346] phy0 -> rt2x00usb_watchdog_tx_status: Warning - TX queue 0 status timed out, invoke forced tx handler [ 123.706360] phy0 -> rt2x00usb_watchdog_tx_status: Warning - TX queue 2 status timed out, invoke forced tx handler [ 124.706329] phy0 -> rt2x00usb_watchdog_tx_status: Warning - TX queue 0 status timed out, invoke forced tx handler [ 126.706328] phy0 -> rt2x00usb_watchdog_tx_status: Warning - TX queue 0 status timed out, invoke forced tx handler [ 128.706301] phy0 -> rt2x00usb_watchdog_tx_status: Warning - TX queue 0 status timed out, invoke forced tx handler [ 129.706281] phy0 -> rt2x00usb_watchdog_tx_status: Warning - TX queue 2 status timed out, invoke forced tx handler [ 130.706403] phy0 -> rt2x00usb_watchdog_tx_status: Warning - TX queue 2 status timed out, invoke forced tx handler [ 153.706296] phy0 -> rt2x00usb_watchdog_tx_status: Warning - TX queue 0 status timed out, invoke forced tx handler [ 162.706335] phy0 -> rt2x00usb_watchdog_tx_status: Warning - TX queue 2 status timed out, invoke forced tx handler Justin.