Messages in this thread | | | Subject | Re: [RFC] New Driver Model for 2.5 | Date | Thu, 25 Oct 2001 13:22:32 +0100 (BST) | From | Alan Cox <> |
| |
> >Sound is more easily handled by not blocking user space but waiting until > >the final IRQ off moment and grabbing the registers. That avoids a lot > >of ugly locking gunge. It literally comes down to > > My point about using a semaphore was to avoid getting mixer ioctls > banging the HW while it is shut down.
Yes I can follow that - you want to avoid the aclink being shut down while active. That seems to be just part of the ordering. I'd also put the ac97 save/restore in the ac97_codec.c stuff - lets write it once 8) - 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/
| |