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| author | Andreas Petlund <andreas@petlund.no> | 2008-11-20 20:42:25 -0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2008-11-20 20:42:25 -0800 |
| commit | 75e07fc3d87ba9b3255e1fcd735186a533ea0754 (patch) | |
| tree | e2501f0af76c39386521bca12e00e87eff196947 /drivers/pci | |
| parent | 13d428afc007fcfcd6deeb215618f54cf9c0cae6 (diff) | |
| download | linux-75e07fc3d87ba9b3255e1fcd735186a533ea0754.tar.gz linux-75e07fc3d87ba9b3255e1fcd735186a533ea0754.tar.bz2 linux-75e07fc3d87ba9b3255e1fcd735186a533ea0754.zip | |
pci: Added quirk to disable msi for MCP55 NIC on Asus P5N32-SLI Premium
Signed-off-by: Andreas Petlund <andreas@petlund.no>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/pci')
| -rw-r--r-- | drivers/pci/quirks.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c index 5049a47030ac..5f4f85f56cb7 100644 --- a/drivers/pci/quirks.c +++ b/drivers/pci/quirks.c @@ -22,6 +22,7 @@ #include <linux/delay.h> #include <linux/acpi.h> #include <linux/kallsyms.h> +#include <linux/dmi.h> #include "pci.h" int isa_dma_bridge_buggy; @@ -1828,6 +1829,22 @@ DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_SERVERWORKS, PCI_DEVICE_ID_SERVERWORKS_HT1000_PXB, ht_enable_msi_mapping); +/* The P5N32-SLI Premium motherboard from Asus has a problem with msi + * for the MCP55 NIC. It is not yet determined whether the msi problem + * also affects other devices. As for now, turn off msi for this device. + */ +static void __devinit nvenet_msi_disable(struct pci_dev *dev) +{ + if (dmi_name_in_vendors("P5N32-SLI PREMIUM")) { + dev_info(&dev->dev, + "Disabling msi for MCP55 NIC on P5N32-SLI Premium\n"); + dev->no_msi = 1; + } +} +DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_NVIDIA, + PCI_DEVICE_ID_NVIDIA_NVENET_15, + nvenet_msi_disable); + static void __devinit nv_msi_ht_cap_quirk(struct pci_dev *dev) { struct pci_dev *host_bridge; |