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Commit 75e07fc3 authored by Andreas Petlund's avatar Andreas Petlund Committed by David S. Miller
Browse files

pci: Added quirk to disable msi for MCP55 NIC on Asus P5N32-SLI Premium 



Signed-off-by: default avatarAndreas Petlund <andreas@petlund.no>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 13d428af

drivers/pci/quirks.c

+17 −0
Original line number Original line Diff line number Diff line
@@ -22,6 +22,7 @@ 
#include <linux/delay.h>

#include <linux/delay.h>

#include <linux/acpi.h>

#include <linux/acpi.h>

#include <linux/kallsyms.h>

#include <linux/kallsyms.h>

#include <linux/dmi.h>

#include "pci.h"

#include "pci.h"





int isa_dma_bridge_buggy;

int isa_dma_bridge_buggy;
@@ -1828,6 +1829,22 @@ DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_SERVERWORKS, 
			 PCI_DEVICE_ID_SERVERWORKS_HT1000_PXB,

			 PCI_DEVICE_ID_SERVERWORKS_HT1000_PXB,

			 ht_enable_msi_mapping);

			 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)

static void __devinit nv_msi_ht_cap_quirk(struct pci_dev *dev)

{

{

	struct pci_dev *host_bridge;

	struct pci_dev *host_bridge;