diff options
| author | Tejun Heo <htejun@gmail.com> | 2007-05-10 22:58:51 -0700 |
|---|---|---|
| committer | Chris Wright <chrisw@sous-sol.org> | 2007-05-23 14:32:49 -0700 |
| commit | 19315d12fd6691864ee763fb7c0766cb73b18065 (patch) | |
| tree | 3e5f1729367cec0277cf01d3bb464d2ee823e127 /drivers | |
| parent | 82f6951e533a5d63b489dac569879105b4dd89f6 (diff) | |
[PATCH] pci-quirks: disable MSI on RS400-200 and RS480
MSI doesn't work on RS400-200 and RS480 requiring pci=nomsi kernel boot
parameter for ahci to work. This patch renames quirk_svw_msi() to
quirk_disable_all_msi() and use it to disable MSI on those chips.
http://thread.gmane.org/gmane.linux.ide/17820
http://thread.gmane.org/gmane.linux.ide/17516
https://bugzilla.novell.com/show_bug.cgi?id=263893
Signed-off-by: Tejun Heo <htejun@gmail.com>
Cc: MatÃ-as 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: Chris Wright <chrisw@sous-sol.org>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/pci/quirks.c | 16 |
1 files changed, 9 insertions, 7 deletions
diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c index 65d6f23ead4..5af9125e106 100644 --- a/drivers/pci/quirks.c +++ b/drivers/pci/quirks.c @@ -1737,18 +1737,20 @@ DECLARE_PCI_FIXUP_RESUME(PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_CK804_PCIE, quirk_nvidia_ck804_pcie_aer_ext_cap); #ifdef CONFIG_PCI_MSI -/* The Serverworks PCI-X chipset does not support MSI. We cannot easily rely - * on setting PCI_BUS_FLAGS_NO_MSI in its bus flags because there are actually - * some other busses controlled by the chipset even if Linux is not aware of it. - * Instead of setting the flag on all busses in the machine, simply disable MSI - * globally. +/* Some chipsets do not support MSI. We cannot easily rely on setting + * PCI_BUS_FLAGS_NO_MSI in its bus flags because there are actually + * some other busses controlled by the chipset even if Linux is not + * aware of it. Instead of setting the flag on all busses in the + * machine, simply disable MSI globally. */ -static void __init quirk_svw_msi(struct pci_dev *dev) +static void __init quirk_disable_all_msi(struct pci_dev *dev) { pci_no_msi(); printk(KERN_WARNING "PCI: MSI quirk detected. MSI deactivated.\n"); } -DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_SERVERWORKS, PCI_DEVICE_ID_SERVERWORKS_GCNB_LE, quirk_svw_msi); +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_SERVERWORKS, PCI_DEVICE_ID_SERVERWORKS_GCNB_LE, quirk_disable_all_msi); +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_RS400_200, quirk_disable_all_msi); +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_RS480, quirk_disable_all_msi); /* Disable MSI on chipsets that are known to not support it */ static void __devinit quirk_disable_msi(struct pci_dev *dev) |