Messages in this thread |  | | From | "James A. Sutherland" <> | Subject | Re: Persistent module storage [was Linux 2.4 Status / TODO page] | Date | Mon, 6 Nov 2000 13:35:28 +0000 |
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On Mon, 06 Nov 2000, David Woodhouse wrote: > jgarzik@mandrakesoft.com said: > > > * User continues to happily listen to radio through sound card > > You're using the sound card without a driver? > > Yes. The sound card allows itself to be unloaded when the pass-through mixer > levels are non-zero. This is reasonable iff it can be reloaded without > destroying those levels again. > > jgarzik@mandrakesoft.com said: > > If you create a post-action in /etc/modules.conf which initializes > > the mixer to proper levels, this problem does not exist. > > Yes it does. It can be a few seconds between initialisation and the > post-action running. That's plenty of time to miss what the news announcer > was saying about whether you need to go to work today (my gf is a teacher) > or to wake the entire house if the mixer levels don't default to zero.
So autoload the module with a "dont_screw_with_mixer" option. When the kernel first boots, initialise the mixer to suitable settings (load the module with "do_screw_with_mixer" or whatever); thereafter, the driver shouldn't change the mixer settings on load.
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