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    SubjectRe: [PATCH] PCI: nVidia's MCP61 ethernet card needs quirk for wrong class
    On Mon, 1 Oct 2007, Jeff Garzik wrote:

    > > > There are other network devices that do not claim
    > > > PCI_CLASS_NETWORK_ETHERNET either.
    > > Nor any other PCI_CLASS_NETWORK subclass?
    > Correct.

    BTW do you have some examples off the top of your head?

    > > What would you recommend as a method for userspace to detect whether
    > > given hardware is a network card, supposing that there is no driver
    > > bound to it yet?
    > Note the mention of "weird cases" You come up with a general method,
    > then you have to deal with exceptions to that general method.

    Sure. Still don't see why to do it in kernel, when it is hardware-related
    though.

    > Another example: 8139too and 8139cp both claim to support
    > (0x10EC,0x8139) PCI IDs. The distro installer needs additional
    > information to know to read the PCI revision, which is what determines
    > whether or not to use 8139cp driver.

    That's also pretty ugly, sure.

    > Sometimes life is just not as simple as you would like it to be :)

    You tell me :) There is a load of quirks for individual devices that claim
    themselves to be HID-compliant, but break the specs in various different
    creative ways :)

    --
    Jiri Kosina
    SUSE Labs
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