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


    >> Given current experience maybe white-lists are in fact the way
    >> to go.
    >
    > Could it be whitelisted in the PCI driver side? I don't think it's
    > good to have a huge white/blacklist in each device driver.

    Certainly, we should not have such lists in the driver. I don't think
    anybody wants that.

    Jeff



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