From 75e07fc3d87ba9b3255e1fcd735186a533ea0754 Mon Sep 17 00:00:00 2001 From: Andreas Petlund Date: Thu, 20 Nov 2008 20:42:25 -0800 Subject: [PATCH] pci: Added quirk to disable msi for MCP55 NIC on Asus P5N32-SLI Premium Signed-off-by: Andreas Petlund Signed-off-by: David S. Miller --- drivers/pci/quirks.c | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c index 5049a47030a..5f4f85f56cb 100644 --- a/drivers/pci/quirks.c +++ b/drivers/pci/quirks.c @@ -22,6 +22,7 @@ #include #include #include +#include #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; -- 2.41.1