Re: [PATCH] ALSA: hda-intel - Disable MSI support by default

From: Benjamin Herrenschmidt
Date: Wed Nov 15 2006 - 21:29:57 EST



> Is this disable_intx() thingy something x86 specific ? I mean, you can't
> just call disable_irq() for LSIs since you can be sharing it. If you
> aren't sharing, free_irq() will mask for you.

Oops .. my bad, forgot about that new command register bit. When was it
added ? pci 2.3 ?

Also, it should probably be done by pci_disable_device() ... in fact, to
be safe, the driver should disable that before free_irq().

Ben.


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