Hm, ok. Can you compile it with IWN_DEBUG and IEEE80211_DEBUG, then do this:
sysctl dev.iwn.0.debug=0x1 wlandebug +rate I'd like to see what the selected rate is and what the logged reason for failing to transmit is. I have a 5100 and it works totally fine for me. Thanks! -adrian On 27 October 2013 03:11, Stefan Farfeleder <stef...@freebsd.org> wrote: > On Fri, Oct 25, 2013 at 07:44:54PM +0000, Adrian Chadd wrote: >> Author: adrian >> Date: Fri Oct 25 19:44:53 2013 >> New Revision: 257133 >> URL: http://svnweb.freebsd.org/changeset/base/257133 >> >> Log: >> Temporarily disable multi-rate retry (link quality) and eliminate rate >> index lookups. >> >> * My recent(ish) change to iwn(4) and the net80211 rate control API to >> support 11n rates broke the link quality table use. So, until I or >> someone else decides to fix it, let's just disable it for now. >> >> * Teach iwn_tx_data_raw() to use the iwn_rate_to_plcp() function. >> >> * Eliminate two uses of the net80211 rate index lookup functions - they >> are only for legacy rates and they're not needed here. >> >> This fixes some invalid looking rate control TX issues that showed up >> on my 4965 but it doesn't fix the two TX hangs I've noticed. Those look >> like DMA related issues. >> >> Tested: >> >> * 4965, STA mode >> * 5100, STA mode > > Hi Adrian, > > this change completely broke iwn for me. It's a > > iwn0: <Intel WiFi Link 5100> mem 0xf1ffe000-0xf1ffffff irq 17 at device 0.0 > on pci12 > > built-in device in a Dell Precision m4400. > > With this change, wpa_supplicant cannot associate any longer. In the > logs I see every few seconds > > Oct 27 10:57:37 mole wpa_supplicant[2256]: wlan0: Trying to associate with > xx:xx:xx:xx:xx:xx (SSID='xx' freq=2427 MHz) > Oct 27 10:57:47 mole wpa_supplicant[2256]: wlan0: Authentication with > xx:xx:xx:xx:xx:xx timed out. > Oct 27 10:57:47 mole wpa_supplicant[2256]: wlan0: CTRL-EVENT-DISCONNECTED > bssid=xx:xx:xx:xx:xx:xx reason=3 locally_generated=1 > > If I revert just this revision based on a r257155 checkout, it works > again. > > Stefan _______________________________________________ svn-src-head@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/svn-src-head To unsubscribe, send any mail to "svn-src-head-unsubscr...@freebsd.org"
