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

From: Jeff Garzik
Date: Wed Nov 15 2006 - 13:33:23 EST


Jeff Garzik wrote:
Takashi Iwai wrote:
The snd-hda-intel driver has a test of MSI, but it seems not working
on every machine. It caused non-cared interrupts and the kernel
disabled that irq.

Possibly the test was broken. Did you have IRQF_DISABLED and IRQF_SHARED flags set?

And also call pci_intx() properly in the driver, which I noticed isn't being done.

(PCI MSI layer does it automatically for PCI-Express devices, only)

Jeff


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