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. > >> 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). > >> (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? Takashi _______________________________________________ Alsa-devel mailing list Alsa-devel@xxxxxxxxxxxxxxxx http://mailman.alsa-project.org/mailman/listinfo/alsa-devel
