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Commit bbe19443 authored by Stefan Assmann's avatar Stefan Assmann Committed by Jesse Barnes
Browse files

PCI: AMD 813x B2 devices do not need boot interrupt quirk 



Turns out that the new AMD 813x devices do not need the
quirk_disable_amd_813x_boot_interrupt quirk to be run on them.  If it
is, no interrupts are seen on the PCI-X adapter.

From: Stefan Assmann <sassmann@novell.com>
Reported-by: default avatarJamie Wellnitz <Jamie.Wellnitz@emulex.com>
Tested-by: default avatarJamie Wellnitz <Jamie.Wellnitz@emulex.com>
Cc: stable <stable@kernel.org>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@suse.de>
Signed-off-by: default avatarJesse Barnes <jbarnes@hobbes.lan>
parent 1f9f13c8

drivers/pci/quirks.c

+3 −0
Original line number Original line Diff line number Diff line
@@ -1584,6 +1584,7 @@ DECLARE_PCI_FIXUP_RESUME(PCI_VENDOR_ID_SERVERWORKS, PCI_DEVICE_ID_SERVERWORKS_ 
 */

 */

#define AMD_813X_MISC			0x40

#define AMD_813X_MISC			0x40

#define AMD_813X_NOIOAMODE		(1<<0)

#define AMD_813X_NOIOAMODE		(1<<0)

#define AMD_813X_REV_B2			0x13





static void quirk_disable_amd_813x_boot_interrupt(struct pci_dev *dev)

static void quirk_disable_amd_813x_boot_interrupt(struct pci_dev *dev)

{

{
@@ -1591,6 +1592,8 @@ static void quirk_disable_amd_813x_boot_interrupt(struct pci_dev *dev) 




	if (noioapicquirk)

	if (noioapicquirk)

		return;

		return;

	if (dev->revision == AMD_813X_REV_B2)

		return;





	pci_read_config_dword(dev, AMD_813X_MISC, &pci_config_dword);

	pci_read_config_dword(dev, AMD_813X_MISC, &pci_config_dword);

	pci_config_dword &= ~AMD_813X_NOIOAMODE;

	pci_config_dword &= ~AMD_813X_NOIOAMODE;