On Mon, Apr 15, 2013 at 06:41:17PM -0400, Neil Horman wrote:
> +#ifdef CONFIG_IRQ_REMAP
> +static void __init intel_remapping_check(int num, int slot, int func)
> +{
> + u8 revision;
> +
> + revision = read_pci_config_byte(num, slot, func, PCI_REVISION_ID);
> +
> + /*
> + * Revision 0x13 of this chipset supports irq remapping
> + * but has an erratum that breaks its behavior, flag it as such
> + */
> + if (revision == 0x13)
> + irq_remap_broken = 1;
> +
> +}
> +#else
Any reason why you don't check this in the Intel IOMMU init code? You
would safe the ifdefs and you don't have to include
irq-remapping-internal header files somewhere else in the tree.
Joerg
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