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    SubjectRe: [PATCH] usb: enable pci MSI/MSIX in usb core

    > The controller driver will need to know which of the multiple MSI-X
    > interrupts has been raised:
    > irqreturn_t (*msix_irq)(struct usb_hcd *hcd, unsigned int nr_or_index);

    Actually, hcd has 2 object for msix, msix_count and msix_entries.

    Do you mean msix_count maybe smaller than we decide in hcd_setup_msix()?
    Which situation will make this?

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      Last update: 2012-02-17 09:53    [W:0.019 / U:23.532 seconds]
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