From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ricardo Wurmus Subject: Re: ath wireless power management failure Date: Fri, 17 Feb 2017 10:24:45 +0100 Message-ID: <87shnd890i.fsf@elephly.net> References: <87h9461ko4.fsf@elephly.net> <87y3xi9hz2.fsf@gnu.org> <5899E621.2010701@tehnoetic.com> <87shnquigv.fsf@elephly.net> <5899E97D.2000607@tehnoetic.com> <87poiuugxo.fsf@elephly.net> <5899F328.9020307@tehnoetic.com> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit Return-path: Received: from eggs.gnu.org ([2001:4830:134:3::10]:32791) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ceenU-0005co-Px for help-guix@gnu.org; Fri, 17 Feb 2017 04:25:50 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1ceenQ-0000JS-NM for help-guix@gnu.org; Fri, 17 Feb 2017 04:25:48 -0500 In-reply-to: <5899F328.9020307@tehnoetic.com> List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: help-guix-bounces+gcggh-help-guix=m.gmane.org@gnu.org Sender: "Help-Guix" To: Tiberiu Cc: help-guix Tiberiu writes: > On 07.02.2017 18:03, Ricardo Wurmus wrote: >> Tiberiu writes: >> >>> Do you also have ath9k log messages and if so, could you please paste >>> them here? Also, what chip does your WiFi card have? >> >> There aren’t many ath9k log messages. Here are the messages from >> yesterday and today: >> >> Feb 6 00:35:57 localhost vmunix: [ 11.849588] ath9k 0000:02:00.0: enabling device (0000 -> 0002) >> Feb 6 00:35:57 localhost vmunix: [ 12.052196] ath9k 0000:02:00.0 wlp2s0: renamed from wlan0 >> Feb 6 09:23:44 localhost vmunix: [ 12.052555] ath9k 0000:02:00.0 wlp2s0: renamed from wlan0 >> Feb 6 16:41:02 localhost vmunix: [21782.562086] [] ath_isr [ath9k] >> Feb 6 16:48:04 localhost vmunix: [ 67.024255] ath9k 0000:02:00.0 wlp2s0: renamed from wlan0 >> Feb 6 18:18:40 localhost vmunix: [ 5507.166605] [] ath_isr [ath9k] >> Feb 6 18:25:22 localhost vmunix: [ 25.190524] ath9k 0000:02:00.0 wlp2s0: renamed from wlan0 >> Feb 6 22:02:25 localhost vmunix: [ 53.568402] ath9k 0000:02:00.0 wlp2s0: renamed from wlan0 >> Feb 7 07:49:13 localhost vmunix: [ 4619.392030] ath9k 0000:02:00.0: Refused to change power state, currently in D3 >> Feb 7 07:53:51 localhost vmunix: [ 64.161516] ath9k 0000:02:00.0 wlp2s0: renamed from wlan0 >> Feb 7 08:39:19 localhost vmunix: [ 2787.166577] [] ath_isr [ath9k] >> Feb 7 08:50:07 localhost vmunix: [ 18.319719] ath9k 0000:02:00.0: enabling device (0000 -> 0002) >> Feb 7 08:50:07 localhost vmunix: [ 18.652179] ath9k 0000:02:00.0 wlp2s0: renamed from wlan0 >> Feb 7 11:55:49 localhost vmunix: [ 69.031690] ath9k 0000:02:00.0 wlp2s0: renamed from wlan0 >> >> lspci says this about my network controller: >> >> 02:00.0 Network controller: Qualcomm Atheros AR9285 Wireless Network Adapter (PCI-Express) (rev 01) >> >> It used to work fine for several months. Not sure if it’s failing or if >> there’s bad interaction with the kernel/libreboot. > > To make sure it's not a hardware problem, you could boot with a Live USB > with Trisquel 7.0 (it has an older stable kernel) and see if you have > stable WiFi. If not, maybe this is a good opportunity to upgrade to the > best WiFi card compatible with fully free systems: Tehnoetic N450DB > (a/b/g/n compliant, up to 450Mbps, Dual Band, 3-antenna connectors): > https://tehnoetic.com/tet-n450db I’m pretty sure now that it’s either a hardware problem or a weird interaction of an older version of Libreboot with my failing hardware. Can’t say for sure if it’s the mainboard giving up or just the WiFi card (either is possible). I’ll try updating Libreboot next and then move on to buying a new WiFi card if that doesn’t help. Thanks for the URL and the recommendation! -- Ricardo GPG: BCA6 89B6 3655 3801 C3C6 2150 197A 5888 235F ACAC https://elephly.net