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authorTejun Heo <htejun@gmail.com>2007-05-31 03:40:48 -0400
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-05-31 10:58:13 -0400
commitebdf7d399e67499dbd2a6b5154805fb049846cbb (patch)
tree0a4bf1c79a06ea0747aa56fd312b6c1e42d27a1f /drivers/pci
parentc1aee215d760175601b820bd1e2f0364e844ff8c (diff)
pci-quirks: fix MSI disabling on RS400-200 and RS480
Commit c0affe9db42bf85f4a606b3262c35ec59a5d3788 doesn't work because the host controller is being quirked not a PCI bridge. This patch reverts the commit, rename quirk_svw_msi() to quirk_disable_all_msi() and use it instead. Signed-off-by: Tejun Heo <htejun@gmail.com> Cc: Matias Alejandro Torres <torresmat@gmail.com> Cc: Greg K-H <greg@kroah.com> Cc: Jeff Garzik <jeff@garzik.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/pci')
-rw-r--r--drivers/pci/quirks.c18
1 files changed, 9 insertions, 9 deletions
diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c
index 6ccc2e95930a..1cff65fb9c43 100644
--- a/drivers/pci/quirks.c
+++ b/drivers/pci/quirks.c
@@ -1625,18 +1625,20 @@ DECLARE_PCI_FIXUP_RESUME(PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_CK804_PCIE,
1625 quirk_nvidia_ck804_pcie_aer_ext_cap); 1625 quirk_nvidia_ck804_pcie_aer_ext_cap);
1626 1626
1627#ifdef CONFIG_PCI_MSI 1627#ifdef CONFIG_PCI_MSI
1628/* The Serverworks PCI-X chipset does not support MSI. We cannot easily rely 1628/* Some chipsets do not support MSI. We cannot easily rely on setting
1629 * on setting PCI_BUS_FLAGS_NO_MSI in its bus flags because there are actually 1629 * PCI_BUS_FLAGS_NO_MSI in its bus flags because there are actually
1630 * some other busses controlled by the chipset even if Linux is not aware of it. 1630 * some other busses controlled by the chipset even if Linux is not
1631 * Instead of setting the flag on all busses in the machine, simply disable MSI 1631 * aware of it. Instead of setting the flag on all busses in the
1632 * globally. 1632 * machine, simply disable MSI globally.
1633 */ 1633 */
1634static void __init quirk_svw_msi(struct pci_dev *dev) 1634static void __init quirk_disable_all_msi(struct pci_dev *dev)
1635{ 1635{
1636 pci_no_msi(); 1636 pci_no_msi();
1637 printk(KERN_WARNING "PCI: MSI quirk detected. MSI deactivated.\n"); 1637 printk(KERN_WARNING "PCI: MSI quirk detected. MSI deactivated.\n");
1638} 1638}
1639DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_SERVERWORKS, PCI_DEVICE_ID_SERVERWORKS_GCNB_LE, quirk_svw_msi); 1639DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_SERVERWORKS, PCI_DEVICE_ID_SERVERWORKS_GCNB_LE, quirk_disable_all_msi);
1640DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_RS400_200, quirk_disable_all_msi);
1641DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_RS480, quirk_disable_all_msi);
1640 1642
1641/* Disable MSI on chipsets that are known to not support it */ 1643/* Disable MSI on chipsets that are known to not support it */
1642static void __devinit quirk_disable_msi(struct pci_dev *dev) 1644static void __devinit quirk_disable_msi(struct pci_dev *dev)
@@ -1649,8 +1651,6 @@ static void __devinit quirk_disable_msi(struct pci_dev *dev)
1649 } 1651 }
1650} 1652}
1651DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_8131_BRIDGE, quirk_disable_msi); 1653DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_8131_BRIDGE, quirk_disable_msi);
1652DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_RS400_200, quirk_disable_msi);
1653DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_RS480, quirk_disable_msi);
1654 1654
1655/* Go through the list of Hypertransport capabilities and 1655/* Go through the list of Hypertransport capabilities and
1656 * return 1 if a HT MSI capability is found and enabled */ 1656 * return 1 if a HT MSI capability is found and enabled */