/srv/irclogs.ubuntu.com/2010/03/04/#ubuntu-kernel.txt

manjocrimsun, I was trying to get you info on bug #52871900:15
ubot3manjo: Error: Could not parse data returned by Malone: HTTP Error 500: Internal Server Error00:15
crimsunthe maintenance window for LP was just extended another 1,5 hrs00:15
manjodo you want me to cat /proc/sound/... codec/* while capturing ? is this correct ? 00:15
crimsunmanjo: yes00:15
manjocrimsun, also The front mic playback toggle is muted. Please adjust this accordingly.00:16
manjowhat does this mean ? 00:16
manjocrimsun, sorry I am audio illiterate 00:16
crimsunwhich bug was this?00:16
manjoLaunchpad is undergoing maintenance and is in read-only mode. You cannot make any changes. Please see the Launchpad Blog for details.00:16
manjoLaunchpad is undergoing maintenance and is in read-only mode. You cannot make any changes. Please see the Launchpad Blog for details.00:16
manjo[LUCID] Aphla3 Acer AspireOne: Playback of audio recorded from external mic not loud. 00:16
crimsunah00:18
crimsunamixer set 'Front Mic' unmute 00:18
manjocrimsun, for my edu... what is 'Front Mic' stand for ? external mic input ? 00:18
crimsunmanjo: unfortunately that is ambiguous. It's supposed to mean the built-in mic if you have it.00:20
manjocrimsun, awesome!00:20
* manjo learned something important today00:20
crimsunit's unfortunate because it's the precise opposite in many cases :/00:21
manjocrimsun, if I get a chance and you get some free time @ uds I would like to learn some basic audio debugging 00:21
crimsunsure00:21
manjocrimsun, that is very kind of you .. thanks 00:21
TheMusobjf and I were thinking of doing something audio related at UDS.00:22
crimsunTheMuso: like a plenary?00:22
TheMusoSince I've been learning a bit recently as well.00:22
bjfTheMuso, we were? news to me :-)00:22
TheMusocrimsun: No, more a session of "audio doesn't work, bring it here and we'll do what we can to fix it"00:22
crimsunoh, that would be nice00:22
TheMusobjf: I vaguely remember saying such to you and Conor. Its not on record, so don't hold me to it.00:23
crimsun(granted, that's what I end up doing at UDS anyhow)00:23
manjocrimsun, luke I have few audio related bugs on netbooks that I have filed this week...00:23
TheMusocrimsun: Right, with more of us knowing what the hell to do, we can get more done, and set asside some time where people can come to us to do it.00:23
manjos/luke/TheMuso00:23
bjfcrimsun, if you go I don't want you stuck fixing peoples audio the whole time00:23
TheMusomanjo: Yeah saw those. Unfortunately I am not yet learned enough to help debug hda issues without access to real hardware.00:24
=== bjf is now known as bjf-afk
manjoTheMuso, yep I have the HW, just need the knowledge 00:24
TheMusomanjo: I think crimsun knows enough to do remote debugging, but I could be placing him on a pedistel.00:24
manjocrimsun, ^00:24
crimsunas long as there's the codec output at the time the symptom is seen, it's easier00:25
manjocrimsun, where can I read/rtfm about codecs etc ? 00:26
crimsunI've been inquiring whether there's a way to trawl through these alsa-driver/linux bugs to retrieve the codec output, because fixing the volume dB ineptitude is fairly straightforward from them00:26
manjocrimsun, infact how can I disipher what alsa-info prints out 00:26
JFocrimsun, I am interested in compiling some kernel audio troubleshooting pages if possible00:26
JFoperhaps you me TheMuso and bjf can get our heads together at UDS00:26
crimsunmanjo: so the good/bad news is that it's the Azalia spec on Intel's web site00:27
manjocrimsun, so that is a place to start ? 00:27
crimsunmanjo: the bad news is that you then need to download the data sheets for every existing codec from codec manufacturers' web sites00:27
crimsunmanjo: yes00:27
manjos**t 00:27
crimsunJFo: sounds like a plan00:28
JFocrimsun, cool00:28
manjoJFo, remember we were talking about how to unmute the mic ? ... crimsun just gave me a command line option00:29
JFomanjo, I saw that00:29
JFocoolness :)00:29
crimsunmanjo: unfortunately that's actually a quirk00:29
manjocrimsun, on most laptops/netbooks mic come muted by default 00:29
crimsunmanjo: if the codec were sane, it would be a capture toggle instead of a playback toggle00:29
manjocrimsun, we have a kernel-qa testsuite for audio, right now it tests basic stuff, you can probabaly help me expand it by adding more tests... one thing I learned today is you need to cat proc/sound while recording, so I need to change the caputre test to do that 00:31
manjoie help me identify areas where I can write more test 00:31
crimsunmanjo: yes, I began updating it to account for an additional round based on negative results, i.e., unloading the existing drivers and loading a daily snapshot's00:32
manjocrimsun, by default on a fresh install... SoundPreferences->Input is always muted ... is this some default in gnome ? 00:34
crimsunmanjo: presumably00:34
manjoamixer set 'Front Mic' unmute  == Unable to find simple control 'Front Mic',0 00:35
manjocrimsun, ^00:35
manjocrimsun, amixer scontrol == does not list 'Front Mic' ... this is on a Asus EEPC00:37
crimsunmanjo: this is the same hardware as in bug 528719, correct?00:38
ubot3Malone bug 528719 in alsa-driver "[LUCID] Aphla3 Acer AspireOne: Playback of audio recorded from external mic not loud." [Undecided,Incomplete] https://launchpad.net/bugs/52871900:38
manjono this is on a different one 00:38
manjocrimsun, this is on ASUS 1201N00:39
crimsundifferent hardware, different codecs, most probably different control elements00:39
manjoeeepc00:39
manjoah!00:39
crimsunwould you pastebin amixer output, please?00:39
crimsun'amixer'00:39
manjodoing ...00:40
manjocrimsun, http://pastebin.ubuntu.com/387946/00:42
crimsunin the current 1201N's case, it's due to 'Capture' being muted and 'Front Mic Boost' being zeroed00:43
manjocrimsun, so I have to manually unmute it ... is there a command line option to unmute ?00:43
crimsunamixer set 'Capture' cap && amixer set 'Front Mic Boost' 100%,100%00:44
crimsunyou probably want to increase 'Capture', too: amixer set 'Capture' 100%,100%00:44
manjowow magic00:45
=== bjf-afk is now known as bjf
manjocrimsun, I have another one .. http://pastebin.ubuntu.com/387953/00:55
manjothis is on a Acer aspire R160000:55
bjfcrimsun, and you got that "Capture" was muted by seeing that "Front Left" and "Front Right" were "off"00:55
manjowhen I record sound all I hear is white noise 00:55
crimsunbjf: correct00:56
crimsunmanjo: 'Mic' is zeroed and muted00:56
manjoah crap00:56
manjocrimsun, I did 'Caputure'0 & 1 cap 00:56
manjook let me try again 00:56
bjfmanjo, do you see in your pastebin where the 'Mic' is 'off'?00:57
crimsunI would not be surprised if one or more of these need a more recent driver (you could verify with linux-alsa-driver-modules-foo from ppa:ubuntu-audio-dev)00:57
manjocrimsun, ok let me try that .. 00:59
manjowhen I unmuted mic I get some constant white noise on the audio out 00:59
manjocrimsun, so can we quirk this in the driver for each laptop ie unmute, set cap etc ? 01:00
crimsunmanjo: it doesn't appear to be a driver issue01:01
manjoor is this some kind of user space quirk that needs to be done for each model laptop/netbok01:01
crimsunmanjo: I would start by seeing if it's a gnome-media (mixer applet) decision01:01
manjoic01:01
crimsunwe could unmute 'Mic', 'Front Mic', 'Capture', etc., but that could result in some pretty nasty feedback01:02
manjoI assume they have some base config for each type of codec 01:02
crimsun(the unmuting would be done in /sbin/alsa-utils)01:02
crimsunright, there's the init db, too01:03
crimsun(alsactl init)01:03
=== bjf is now known as bjf-afk
crimsunmanjo: in bug 531715, can you get amixer output while attempting capture, too?04:39
ubot3Malone bug 531715 in pulseaudio "[LUCID] cannot record sound on Acer Aspire R1600" [Undecided,New] https://launchpad.net/bugs/53171504:39
manjoyes04:39
manjoits attached to the bug04:39
manjooh amixer output ? 04:39
manjojust a sec 04:40
manjocrimsun, attached 04:46
crimsunCapture,1 is muted04:47
crimsunamixer set 'Capture',1 cap04:47
manjocrimsun, I did that, I also did Capture,004:52
manjoand boosted to 100%04:53
manjocrimsun, do you want codec output after I do that ? 04:53
crimsunmanjo: no need. I presume that unmuting 'Mic' playback has no effect?04:55
manjocrimsun, umuting the mic caused the audio out to produce a constant hissing noise 05:03
crimsunmanjo: ok, at least that works correctly.05:04
manjoI have the output of codecs with capture 1,0 set to cap... 05:04
crimsunmanjo: can you try linux-alsa-driver-modules-2.6.32-15-generic from the ubuntu-audio-dev ppa?05:04
manjodo you want me to attach that info ?05:04
manjoyep05:04
crimsunno need05:04
manjocrimsun, rebooting with your ppa installed 05:09
manjocrimsun, no luck05:14
crimsunmanjo: please rerun apport-collect 53171505:14
manjocrimsun, updated 05:17
crimsunmanjo: can you verify the symptom without PA?  pasuspender -- arecord -Dplughw:NVidia -fcd05:24
manjodoing 05:25
manjognarl, lucid tree does not build for me05:25
manjognarl, can you verify05:25
manjognarl, I send apw a mail about it 05:26
manjocrimsun, doing ... 05:26
crimsunmanjo: also, is it just capture that doesn't work?05:28
manjo crimsun only capture does not work05:29
crimsunok05:29
manjocrimsun, with that command I don't hear any sound 05:29
manjocrimsun, earlier I could hear something like a SW radio sound05:29
manjoie noise 05:29
crimsunmanjo: well, you shouldn't.05:29
manjook05:30
crimsunmanjo: did anything garble across the terminal when you, say, tapped the mic?05:30
manjoyes05:30
manjostrange chars 05:30
crimsunand only when you tapped it?05:30
manjoie non-printable chrs05:30
manjono always05:30
crimsunbut no noticeable change when you tapped it?05:31
crimsunplease check your mixer settings, too05:31
manjohmm... let me check again 05:31
manjocrimsun, I think its pretty much random noise, but when I tap I do see some diff in pattern05:34
manjocrimsun, what I could do tomorrow is get a different set of mic and test with that 05:35
manjoprobably this one has a bad pin... not sure 05:35
manjobut this mic works for me with skype 05:36
crimsunmanjo: pasuspender -- arecord -Dplughw:NVidia -fcd foo.wav05:37
crimsunshould give you something audible in foo.wav05:37
crimsunbut I need to head off now05:37
manjoyeah I tried that and there was silence 05:38
manjook then catch you later 05:38
apwdamned document package is broken09:38
apwDocument /home/apw/build/lucid/ubuntu-lucid/debian/linux-doc/usr/share/doc/linux-doc/linux-doc-tmp/Documentation/DocBook/media.xml does not validate09:38
mgoetzehi... could someone quickly explain the SRU process for me? there's a patch adding pci ids for broadcom 5716 chips, it already has one ack: https://lists.ubuntu.com/archives/kernel-team/2010-March/009099.html does that mean it will automatically be in the next sru, or is anything else missing?10:18
apwmgoetze, it would need a second ack to get on the SRU track11:28
apwthough as i understand things once the current proposed moves there will be a security update before any new proposed kernel would be staerted, so i don't think there is any hurry11:30
mgoetzeapw: you mean there will be no non-security SRUs for hardy anymore, and it would need to sneak into a security update?11:33
apwno not saying that at all.  saying that there is time yet to get any acks it needs11:34
mattiHi apw 11:37
apwhi11:38
* apw wins against doc-book11:51
=== sconklin-gone is now known as sconklin
=== bjf-afk is now known as bjf
tgardnerapw, bug #53198116:01
ubot3Malone bug 531981 in ubuntu "[MIR] linux-qcm-msm" [Undecided,New] https://launchpad.net/bugs/53198116:01
apwtgardner, thanks16:17
tgardnerapw, prolly don't need to get it in -meta just yet16:18
apwtgardner, ack16:18
* apw has plenty of other poo to deal with16:19
tgardnerapw, i can take care of it when it finally pops16:19
apwtgardner, heh whchever, its not a lot of work, but i'll get it on the tracker16:20
manjotgardner, so we are going back and forth on the firmware update... since there is no clear doc or wiki ... I am always missing things, I am trying to copy what already exists ... and even that is not consistent ... 16:20
tgardnermanjo, well, like I said, gimme some names and email addresses at least.16:21
manjotgardner, apart from who gave it to me how and when ... is there any thing else I need ? 16:21
manjotgardner, once I am through I will doc it in a wiki and you can cross check 16:22
tgardnermanjo, k16:22
manjotgardner, sorry about the mess16:22
tgardnermanjo, np16:23
apwmanjo, i assume there is no licencing issue with the driver itself16:23
manjoapw, I got the licen"ce" from realtek16:23
manjojust need doc who when where how 16:23
manjotgardner, I pushed the changes to whence file ... 16:32
manjotgardner, please ping me if there is any more bits missing I will be happy to fix them16:33
manjoapw, we have the skype call ? 16:33
apwnot every other week16:34
manjoapw, but I could probably skype you ? :)16:34
manjowon't take more than 10mts or so 16:34
apwas you wish16:34
manjook ... skype you in a minute or so?16:35
* apw makes tea, make it 216:35
manjoapw, https://wiki.canonical.com/KernelTeam/manjo/status-201016:42
JFoI need to do something like that16:45
tgardnerapw, I have a generic hash library I'm thinking of submitting upstream, cause I couldn't find one anywhere else in the kernel. Do you suppose it would be like tilting at  a windmill?18:00
apwthe question will be, is it performant enough for any of the use cases which it fits18:01
apwgeneric generally == slower ... and hashes are often in perf critical spaces18:01
apwthough people for rbtrees and the like in, so it can be done18:01
tgardnerapw, I've been using it in a couple of netfilter modules for 5-7 years. 18:01
tgardneron single core Geods18:02
apwyou might approach peterz about it, he is into major optimised access for trees and stuff18:02
tgardnerapw, how about Andrew?18:02
apwmight have an angle on how to present it18:02
apwhe is a good conduit in for the code once it has traction as its not for anywhere in particular18:03
tgardnerapw, I've about got it cleaned of 2.4'isms. I'll run it through the k-t list so you guys can have a  look.18:03
apwsoudsn good18:04
tgardnercnd, kudos on bug #530348, great sleuthing.18:05
ubot3Malone bug 530348 in linux-firmware "e100: eth0: e100_request_firmware: Failed to load firmware "e100/d101m_ucode.bin" [Undecided,Invalid] https://launchpad.net/bugs/53034818:05
cndtgardner: thanks18:25
apwcnd, yeah that was good work :)18:37
cndapw, thanks18:37
cndI learned all about the firmware upload process on both sides of the kernel divide and udev too :)18:38
apwmost excellent :)18:38
apwnow to get that into some debugging hints wiki pages 18:38
cndapw, true true18:39
JFoyep yep... and let JFo know where they are cnd ;)18:39
cndJFo: kk18:40
* JFo adds them to the list to be included in the Kernel Team pages reorg18:40
apwjjohansen1, pulled your apparmor update, ta.18:59
=== Hedge|Hog is now known as Hedgehog
=== Hedgehog is now known as Guest54155
* cnd kills the OOM killer by adding a swap file19:10
JFocnd, that on the new mini or a bug?19:20
cndJFo: no, that's on my macbook with 2G of ram!19:21
cndswap partition was set to 750 MB by default19:21
cndit's not enough apparently19:21
cndevolution is a hog19:21
cndchrome (maybe?) is a hog19:21
hyperairevolution is probably the one at fault.19:21
hyperairfor chrome you can see about:memory for how much it is actually using19:22
cndthunderbird is a hog19:22
hyperairthat i agree.19:22
cnd(not that I run both thunderbird and evolution at the same time)19:22
hyperairheh19:22
cndI usually stick with one of the mail clients until it start seizing up in an endless cycle19:22
hyperairthunderbird takes up a lot of memory.  but evolution hangs over a bad network.19:22
hyperairwhich is ridiculous19:22
cndthen I flip to the other, that miraculously is fixed19:22
hyperairlol19:23
cndthis has happened about every 2 weeks for a month now19:23
hyperairi got rid of evolution completely because it'd hang my panel whenever i clicked on the clock.19:23
* cnd contemplates using mutt or pine19:23
hyperairthat pile of crap ought to be rewritten from ground up.19:23
hyperairevolution i mean19:24
cnddo you think mutt or pine will sync with my google caldav calendars? :)19:24
hyperairit's got features, but it hangs too damn much, and is completely dependent on the stability of the network and mail servers (and calendar servers) in order to not hang.19:24
hyperairand do mutt or pine even have calendar features?19:25
cndhyperair: I don't think so...19:25
hyperairyeah, see?19:25
JFocnd, I have been using the web interface19:25
hyperairso we've got nothing that can replace it properly, and evolution is a pile of crap.19:25
JFoit is all I have found so far19:25
cndJFo: for which accounts?19:25
* hyperair uses rainlendar for calendar features.19:26
JFothe internal ones19:26
* JFo googles rainlendar19:26
hyperairit's non-free.19:26
JFohmm19:26
hyperairi'd rather have something that integrates into the gnome-panel's clock, *AND* not hang my panel.19:26
JFothe option I was told about for using on my phone flattens them all19:26
JFoI want them to be seperately accessible19:27
JFoseparately*19:27
hyperairso use google cal19:27
JFoI do19:27
JFo:)19:27
hyperairand so do i, so my solutions are all separately accessible19:27
JFoI want something that makes sense and that is integrated with my e-mail19:27
hyperairanyway what has email clients and calendars got to do with the kernel?19:28
JFo<-spoiled :)19:28
JFonothing19:28
hyperairJFo: sunbird.19:28
JFowe digressed19:28
hyperairwait a sec. not sunbird19:28
hyperairlightning or something..19:28
hyperairlightningbird?19:28
hyperair@_@19:28
* hyperair -> bed19:28
JFonight hyperair 19:29
JFo:)19:29
hyperairnight =)19:29
dyekHi! Is Ubuntu 9.10's vmlinuz-2.6.31-16-generic using a compression algorithm other than gzip, such as LZMA?20:40
cndJFo: I just added https://wiki.ubuntu.com/KernelTeam/Firmware21:47
cndA few people were automatically notified, but the list doesn't seem to include you21:48
JFoexcellent21:48
cndyou may want to add yourself21:48
JFoyeah, I will subscribe to it21:48
cndwell, half the team was notified :)21:48
JFoheh21:48
cndJFo: I'm going to add it to the knowledgebase if the wiki stops being DDoS'd21:50
JFook21:51
JFosounds good21:51
jk-dyek: nope, gzip22:02
mozmckcompiled the karmic kernel from git today and it got almost done and failed with the following:22:49
mozmckget_debug_info: Can't create a handle for a new debug session.22:49
mozmckmakedumpfile Failed.22:49
mozmckmake[1]: *** [install-generic] Error 122:49
mozmckmake: *** [binary-generic] Error 222:49
mozmckwhat does that mean?22:49
=== sconklin is now known as sconklin-away
mozmckfigured it out.  I disabled debugging in the config, so I had to add “no_dumpfile=true” before the build command23:11

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