At Tue, 30 Jun 2009 18:31:30 +0200, Kurt J. Bosch wrote: > > On 2009-06-30 17:40, Takashi Iwai wrote: > > At Tue, 30 Jun 2009 17:35:00 +0200, > > Kurt J. Bosch wrote: > >> > >> On 2009-06-30 14:53, Takashi Iwai wrote: > >>> At Tue, 30 Jun 2009 13:31:07 +0200, > >>> Kurt J. Bosch wrote: > >>>> > >>>> On 2009-06-30 07:57, Takashi Iwai wrote: > >>>>> At Mon, 29 Jun 2009 16:24:14 -0700, > >>>>> Paul Vojta wrote: > >>>>>> > >>>>>> On Sun, Jun 28, 2009 at 01:09:26PM +0200, Kurt J. Bosch wrote: > >>>>>>> On 2009-06-28 10:38, Takashi Iwai wrote: > >>>>>>>> At Sat, 27 Jun 2009 23:39:08 -0700, > >>>>>>>> Paul Vojta wrote: > >>>>>>>>> > >>>>>>>>> On Sat, Jun 27, 2009 at 09:36:42AM +0200, Takashi Iwai wrote: > >>>>>>>>>> At Fri, 26 Jun 2009 10:03:54 +0400, > >>>>>>>>>> Michael Tokarev wrote: > >>>>>>>>>>> > >>>>>>>>>>> [Adding some more Cc's...] > >>>>>>>>>>> > >>>>>>>>>>> Am I the only concerned about this? My 2.6.30 is still > >>>>>>>>>>> silent w.r.t. old good PC speaker beeps, and I wasn't > >>>>>>>>>>> able to make it to produce any sound. Yes, as pointed > >>>>>>>>>>> out by others there is a control now, in alsa, and I > >>>>>>>>>>> can hear ugly and scary beeps from my stereo speakers > >>>>>>>>>>> (when they're turned on and when the control is un-muted). > >>>>>>>>>>> But that's.. not a solution/answer to the original > >>>>>>>>>>> question... ;) > >>>>>>>>>> > >>>>>>>>>> Try 2.6.31-rc1. There was a fix regarding beep frequency. > >>>>>>>>> > >>>>>>>>> Not necessarily. Based on the OP's original post, as well as his mails > >>>>>>>>> to the LKML (Google the subject line to find them), he has a desktop > >>>>>>>>> system with external powered speakers connected to a sound card, and also > >>>>>>>>> a small PC speaker inside the system case. He wants to hear the beeps > >>>>>>>>> coming out of the small speaker, since the external speakers (and/or sound > >>>>>>>>> card) are not always turned on. > >>>>>>>> > >>>>>>>> To avoid someone misunderstanding: the beep routed through HD-audio > >>>>>>>> can also go to the built-in speaker. It's just mixed up with the > >>>>>>>> normal audio output, and the volume is controlled via ALSA mixer > >>>>>>>> volume element. > >>>>>>>> > >>>>>>>> But, once after it's hooked up to the codec, the beep can't be output > >>>>>>>> separately to the speaker. It's always with other audio signal to the > >>>>>>>> same output target. > >>>>>>>> > >>>>>>>> Or, on some systems (mostly laptops), the beep is hooked up to the > >>>>>>>> codec automatically no matter whether you set > >>>>>>>> CONFIG_SND_HDA_INPUT_BEEP once when the codec chip is initialized. > >>>>>>>> So, the behavior depends pretty much on the hardware implementation. > >>>>>>>> > >>>>>>> I face the same problem as the OP since kernel 2.6.30 on ArchLinux on > >>>>>>> a desktop machine. I was able to get beep working through the built in > >>>>>>> speaker again by doing a 'modprobe -r pcspkr' followed by a > >>>>>>> 'modprobe pcspkr' after sysinit. It seems there is some kind of > >>>>>>> struggle goinig on here between alsa and pcspkr. Isn't there any > >>>>>>> kernel line or modules configuration option to disable the alsa pc-beep? > >>>>>> > >>>>>> Hm... apparently not. Probably there should be a module option for this, though. > >>>>> > >>>>> In the latest sound git tree, you can use "patch" file (passed via > >>>>> module option) to specify codec-specific setup. > >>>>> It's for 2.6.32, though. > >>>>> > >>>> Sounds rather complicated to me. :) > >>>> ALSA's snd-hda-intel is stealing the beeps allready 'owned' by pcspkr. > >>> > >>> It just adds another beep input device. > >>> > >> If that is true both should sound in parallel and then I had to file a bug > >> against ArchLinux ? > > > > It's a feature. > > If one module stealing functionality from the other an vice versa is a > feature > now than I think Linux became some kind of funny video game (like pong) > now. LoL Yes. It's a designed behavior. One calls it a "feature". A feature can be of course bad, worse than other behavior. But it's a different story. > >>>> It does > >>>> this every time it gets [re]loaded. Doing so while lacking a > >>>> configuration option > >>>> to disable that behavior is a bug IMHO. > >>> > >>> There is a configuration option. > >>> > >> But not for the kernel cmdline, right. ;) > > > > But you can do it via patch module option (in the later kernel). > > > Later kernel ? That's why I keep the earlier kernel packages for > downgrading. ;) I guess it's not packaged by distros. > >>>> (If you use beep to get some alarm > >>>> notification from hardware sensors or such you will depend on stereo > >>>> speakers > >>>> connected and powered on.) Do I miss something ? > >>> > >>> Yes. > >>> > >> Patching drivers and building my own kernels again as in the old days ? > > > > Why not? > > Do you build all your machines (including type writers ans dish washers) > yourself ? :D If I need to hack to achieve another feature, I'd do. Seriously. That's a goodness of open source. Takashi _______________________________________________ Alsa-devel mailing list Alsa-devel@xxxxxxxxxxxxxxxx http://mailman.alsa-project.org/mailman/listinfo/alsa-devel
