Messages in this thread | | | Date | Thu, 15 Mar 2001 11:32:22 +0100 | From | Éric Brunet <> | Subject | Re: Bug in 2.2.19pre16 : bad interaction between sound and APM |
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In ens.mailing-lists.linux-kernel, I wrote: >A friend of mine has a toshiba 320CDT laptop, with a redhat 6.1 >installed. In order to be able to use the USB port, I have compiled on it >a 2.2.19pre16 kernel. It all works very well except that I cannot get >sound working after the laptop has been in suspend mode. > Nobody can help me to understand where this bug comes from and how I could fix it or get around it ? (For instance by reinitializing the sound subsystem, knowing that it is not a module but built inside the kernel.)
Thank you very much by advance
Éric Brunet
End of original message: >After a resume from suspend mode, if I try to play a mp3 sample, I only >get some hashed, repetitive and disconnected fragments of the original >tune. In the logs, I get the message > >Sound: DMA (output) timed out --- IRQ/DRQ config error ? > >The sound subsystem is compiled in the kernel (not as a module). Here is >some relevant part of /proc/sound (copied by hand, so there might be some >typos or omissions) > >OSS/Free: 3.8s2++-971130 > >drivers >Type 42: OPL3SA2 >Type 45: OPL3SA2 MSS >Type 43: OPL3SA2 MIDI >Type 1: OPL-2/OPL-3 FM >Type 5: Roland MPU-401 >Type 26: MPU-401 (UART) > >OPL3SA2 at 0x370 irq 5 drq 1,0 >OPL3SA2 MSS at 0x530 drq 1,0 >OPL3SA2 MIDI at 0x330 irq 9 drq 1 >OPL-2/OPL-3 FM at 0x388 irq 9 drq 0 > >Audio devices: > 0: MS Sound System (CS4321) DUPLEX > >apm version is 3.0beta9. > >I remember I had some similar problem with sound on this machine with the >previous kernel (standard redhat 6.1 kernel), but I never really paid >attention: as the sound was a module, I could reinitialize everything by >unloading and reloading the module. So it is quite probable that this >problem is an old one which has nothing to do in particular with >2.2.19pre16. > >If there is some missing information, or if you want me to try something, >please don't hesitate. And by the way, is there a way to reinitialize the >sound subsystem when it is not compiled as a module ? - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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