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Commit 74586fca authored by Len Brown's avatar Len Brown
Browse files

ACPI: fix Thinkpad 600/600E/600X interrupts 

The root cause of this bug shows that this machine
could not possibly run an ACPI-aware OS without a
model specific workaround.

http://bugzilla.kernel.org/show_bug.cgi?id=5966



Signed-off-by: default avatarLen Brown <len.brown@intel.com>
parent 08e15e81

arch/i386/kernel/acpi/boot.c

+22 −1
Original line number Original line Diff line number Diff line
@@ -1072,7 +1072,28 @@ static struct dmi_system_id __initdata acpi_dmi_table[] = { 
			       "ASUS A7V ACPI BIOS Revision 1007"),

			       "ASUS A7V ACPI BIOS Revision 1007"),

		     },

		     },

	 },

	 },



	{

		/*

		 * Latest BIOS for IBM 600E (1.16) has bad pcinum

		 * for LPC bridge, which is needed for the PCI

		 * interrupt links to work. DSDT fix is in bug 5966.

		 * 2645, 2646 model numbers are shared with 600/600E/600X

		 */

	 .callback = disable_acpi_irq,

	 .ident = "IBM Thinkpad 600 Series 2645",

	 .matches = {

		     DMI_MATCH(DMI_BOARD_VENDOR, "IBM"),

		     DMI_MATCH(DMI_BOARD_NAME, "2645"),

		     },

	 },

	{

	 .callback = disable_acpi_irq,

	 .ident = "IBM Thinkpad 600 Series 2646",

	 .matches = {

		     DMI_MATCH(DMI_BOARD_VENDOR, "IBM"),

		     DMI_MATCH(DMI_BOARD_NAME, "2646"),

		     },

	 },

	/*

	/*

	 * Boxes that need ACPI PCI IRQ routing and PCI scan disabled

	 * Boxes that need ACPI PCI IRQ routing and PCI scan disabled

	 */

	 */