Applied.
thanks,
-Len
On Tuesday 24 April 2007 23:05, Shaohua Li wrote:
> ACPI spec defines the bit and Microsoft uses it. Suppose Linux should
> use it too.
>
> Signed-off-by: Shaohua Li <shaohua.li@xxxxxxxxx>
>
> Index: 2.6.21-rc6/drivers/pci/pci-acpi.c
> ===================================================================
> --- 2.6.21-rc6.orig/drivers/pci/pci-acpi.c 2007-04-06 10:36:56.000000000 +0800
> +++ 2.6.21-rc6/drivers/pci/pci-acpi.c 2007-04-25 10:58:12.000000000 +0800
> @@ -317,6 +317,10 @@ static int __init acpi_pci_init(void)
> {
> int ret;
>
> + if (acpi_gbl_FADT.boot_flags & BAF_MSI_NOT_SUPPORTED) {
> + printk(KERN_INFO"ACPI FADT declares the system doesn't support MSI, so disable it\n");
> + pci_no_msi();
> + }
> ret = register_acpi_bus_type(&acpi_pci_bus);
> if (ret)
> return 0;
> Index: 2.6.21-rc6/include/acpi/actbl.h
> ===================================================================
> --- 2.6.21-rc6.orig/include/acpi/actbl.h 2007-04-06 10:36:56.000000000 +0800
> +++ 2.6.21-rc6/include/acpi/actbl.h 2007-04-25 10:22:28.000000000 +0800
> @@ -276,6 +276,7 @@ enum acpi_prefered_pm_profiles {
>
> #define BAF_LEGACY_DEVICES 0x0001
> #define BAF_8042_KEYBOARD_CONTROLLER 0x0002
> +#define BAF_MSI_NOT_SUPPORTED 0x0008
>
> #define FADT2_REVISION_ID 3
> #define FADT2_MINUS_REVISION_ID 2
>
-
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