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authorTejun Heo <tj@kernel.org>2010-05-23 04:22:55 -0400
committerJesse Barnes <jbarnes@virtuousgeek.org>2010-07-30 12:29:12 -0400
commit549e15611b4ac1de51ef0e0a79c2704f50a638a2 (patch)
treed86b0d1b6ce7ecfa80d7312ce40698c0bfadb544 /drivers/pci
parentaff6136974e4ac43574973a5b4de15d97506b16a (diff)
PCI: disable MSI on VIA K8M800
MSI delivery from on-board ahci controller doesn't work on K8M800. At this point, it's unclear whether the culprit is with the ahci controller or the host bridge. Given the track record and considering the rather minimal impact of MSI, disabling it seems reasonable. Signed-off-by: Tejun Heo <tj@kernel.org> Reported-by: Rainer Hurtado Navarro <publio.escipion.el.africano@gmail.com> Cc: stable@kernel.org Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Diffstat (limited to 'drivers/pci')
-rw-r--r--drivers/pci/quirks.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c
index 4334d15a8141..3a81d9d44019 100644
--- a/drivers/pci/quirks.c
+++ b/drivers/pci/quirks.c
@@ -2115,6 +2115,7 @@ DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_RS480, quirk_disabl
2115DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_VT3336, quirk_disable_all_msi); 2115DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_VT3336, quirk_disable_all_msi);
2116DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_VT3351, quirk_disable_all_msi); 2116DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_VT3351, quirk_disable_all_msi);
2117DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_VT3364, quirk_disable_all_msi); 2117DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_VT3364, quirk_disable_all_msi);
2118DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_8380_0, quirk_disable_all_msi);
2118 2119
2119/* Disable MSI on chipsets that are known to not support it */ 2120/* Disable MSI on chipsets that are known to not support it */
2120static void __devinit quirk_disable_msi(struct pci_dev *dev) 2121static void __devinit quirk_disable_msi(struct pci_dev *dev)