[ath9k-devel] how to config AR9280 for operation as 1X1 or other ideas

2011-03-29 Thread Larry Vaden
Good morning, ath9k devs and OpenWrt-users. Please excuse the cross post, not something we normally do. We have a particularly difficult situation in which we are trying to achieve a stable link over 1.2 miles with the Ubiquiti M900 which uses the AR9280 and thus 2X2 MIMO. We loaded OpenWrt

Re: [ath9k-devel] how to config AR9280 for operation as 1X1 or other ideas

2011-03-29 Thread Felix Fietkau
On 2011-03-29 3:33 PM, Larry Vaden wrote: Good morning, ath9k devs and OpenWrt-users. Please excuse the cross post, not something we normally do. We have a particularly difficult situation in which we are trying to achieve a stable link over 1.2 miles with the Ubiquiti M900 which uses the

Re: [ath9k-devel] how to config AR9280 for operation as 1X1 or other ideas

2011-03-29 Thread Larry Vaden
On Tue, Mar 29, 2011 at 9:36 AM, Felix Fietkau n...@openwrt.org wrote: In order to debug this properly, please send a dump of the rate control stats of both sides: cat /sys/kernel/debug/ieee80211/phy0/netdev:wlan0/stations/*/rc_stats And also a dump of the channel busy time: iw wlan0 survey

Re: [ath9k-devel] how to config AR9280 for operation as 1X1 or other ideas

2011-03-29 Thread Felix Fietkau
On 2011-03-29 5:16 PM, Larry Vaden wrote: On Tue, Mar 29, 2011 at 9:36 AM, Felix Fietkaun...@openwrt.org wrote: In order to debug this properly, please send a dump of the rate control stats of both sides: cat /sys/kernel/debug/ieee80211/phy0/netdev:wlan0/stations/*/rc_stats And also a

Re: [ath9k-devel] how to config AR9280 for operation as 1X1 or other ideas

2011-03-29 Thread Larry Vaden
On Tue, Mar 29, 2011 at 9:36 AM, Felix Fietkau n...@openwrt.org wrote: On 2011-03-29 3:33 PM, Larry Vaden wrote: Good morning, ath9k devs and OpenWrt-users. Please excuse the cross post, not something we normally do. We have a particularly difficult situation in which we are trying to

Re: [ath9k-devel] how to config AR9280 for operation as 1X1 or other ideas

2011-03-29 Thread Larry Vaden
On Tue, Mar 29, 2011 at 9:36 AM, Felix Fietkau n...@openwrt.org wrote: To change the chainmask: wifi down echo 1 /sys/kernel/debug/ieee80211/phy0/ath9k/rx_chainmask echo 1 /sys/kernel/debug/ieee80211/phy0/ath9k/tx_chainmask wifi On the CPE end this has been done: root@OpenWrt:~#

Re: [ath9k-devel] how to config AR9280 for operation as 1X1 or other ideas

2011-03-29 Thread Larry Vaden
On Tue, Mar 29, 2011 at 9:36 AM, Felix Fietkau n...@openwrt.org wrote: THANKS in advance for your help --- it is fully appreciated. To change the chainmask: wifi down echo 1 /sys/kernel/debug/ieee80211/phy0/ath9k/rx_chainmask echo 1 /sys/kernel/debug/ieee80211/phy0/ath9k/tx_chainmask

Re: [ath9k-devel] how to config AR9280 for operation as 1X1 or other ideas

2011-03-29 Thread Larry Vaden
On Tue, Mar 29, 2011 at 10:28 AM, Felix Fietkau n...@openwrt.org wrote:         option htmode   HT5 HT5? Did you add any custom patches, or is this a configuration error? No sir; see remark about Will Rogers and ignorance; my intent was to force 5 MHz channel width. Will change per your

Re: [ath9k-devel] how to config AR9280 for operation as 1X1 or other ideas

2011-03-29 Thread Larry Vaden
On Tue, Mar 29, 2011 at 10:28 AM, Felix Fietkau n...@openwrt.org wrote: The packet counts seem rather low, so the client is probably reconnecting frequently. You should try to find out what triggers the disconnects. Anything interesting in the kernel log about connection loss? Maybe something

Re: [ath9k-devel] how to config AR9280 for operation as 1X1 or other ideas

2011-03-29 Thread Larry Vaden
On Tue, Mar 29, 2011 at 10:28 AM, Felix Fietkau n...@openwrt.org wrote: 20% busy time with only about 5% combined rx/tx time, I guess there's some interference on the channel which might be messing with your signal as well. Please try different channels and compare the survey output there.

Re: [ath9k-devel] how to config AR9280 for operation as 1X1 or other ideas

2011-03-29 Thread Felix Fietkau
On 2011-03-29 6:25 PM, Larry Vaden wrote: On Tue, Mar 29, 2011 at 10:28 AM, Felix Fietkaun...@openwrt.org wrote: 20% busy time with only about 5% combined rx/tx time, I guess there's some interference on the channel which might be messing with your signal as well. Please try different

Re: [ath9k-devel] how to config AR9280 for operation as 1X1 or other ideas

2011-03-29 Thread Felix Fietkau
On 2011-03-29 6:08 PM, Larry Vaden wrote: On Tue, Mar 29, 2011 at 10:28 AM, Felix Fietkaun...@openwrt.org wrote: The packet counts seem rather low, so the client is probably reconnecting frequently. You should try to find out what triggers the disconnects. Anything interesting in the

Re: [ath9k-devel] how to config AR9280 for operation as 1X1 or other ideas

2011-03-29 Thread Felix Fietkau
On 2011-03-29 6:04 PM, Larry Vaden wrote: On Tue, Mar 29, 2011 at 10:28 AM, Felix Fietkaun...@openwrt.org wrote: option htmode HT5 HT5? Did you add any custom patches, or is this a configuration error? No sir; see remark about Will Rogers and ignorance; my intent was to force

Re: [ath9k-devel] how to config AR9280 for operation as 1X1 or other ideas

2011-03-29 Thread Larry Vaden
On Tue, Mar 29, 2011 at 12:21 PM, Felix Fietkau n...@openwrt.org wrote: On 2011-03-29 6:08 PM, Larry Vaden wrote: On Tue, Mar 29, 2011 at 10:28 AM, Felix Fietkaun...@openwrt.org  wrote:  frequently. You should try to find out what triggers the disconnects.  Anything interesting in the kernel

Re: [ath9k-devel] how to config AR9280 for operation as 1X1 or other ideas

2011-03-29 Thread Felix Fietkau
On 2011-03-29 7:25 PM, Larry Vaden wrote: root@OpenWrt:~# uptime 00:07:40 up 7 min, load average: 0.00, 0.03, 0.04 root@OpenWrt:~# cat /etc/config/wireless config wifi-device radio0 option type mac80211 option channel 3 option macaddr 00:15:6d:4e:f1:46

Re: [ath9k-devel] how to config AR9280 for operation as 1X1 or other ideas

2011-03-29 Thread Larry Vaden
On Tue, Mar 29, 2011 at 12:33 PM, Felix Fietkau n...@openwrt.org wrote: Still very noisy and high busy time, something is causing quite a bit of interference. No idea how to reduce that or track it down though. Felix and Matt, Is the channel map that Robert provided for the SR9 applicable to

Re: [ath9k-devel] how to config AR9280 for operation as 1X1 or other ideas

2011-03-29 Thread Felix Fietkau
On 2011-03-29 7:38 PM, Larry Vaden wrote: On Tue, Mar 29, 2011 at 12:33 PM, Felix Fietkaun...@openwrt.org wrote: Still very noisy and high busy time, something is causing quite a bit of interference. No idea how to reduce that or track it down though. Felix and Matt, Is the channel map

Re: [ath9k-devel] how to config AR9280 for operation as 1X1 or other ideas

2011-03-29 Thread Larry Vaden
On Tue, Mar 29, 2011 at 12:23 PM, Felix Fietkau n...@openwrt.org wrote: On 2011-03-29 6:04 PM, Larry Vaden wrote: On Tue, Mar 29, 2011 at 10:28 AM, Felix Fietkaun...@openwrt.org  wrote:          option htmode   HT5  HT5? Did you add any custom patches, or is this a configuration error? No

Re: [ath9k-devel] how to config AR9280 for operation as 1X1 or other ideas

2011-03-29 Thread Larry Vaden
On Tue, Mar 29, 2011 at 12:20 PM, Felix Fietkau n...@openwrt.org wrote: I don't think reboot stability on AirOS is a good indicator for general stability with OpenWrt on these frequencies. If the devices reboot, that's an indicator of a driver bug. I agree with you. I've had difficulty with