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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>
hifive-unleashed-5.1
Andreas Petlund 2008-11-20 20:42:25 -08:00 committed by David S. Miller
parent 13d428afc0
commit 75e07fc3d8
1 changed files with 17 additions and 0 deletions
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17
drivers/pci/quirks.c
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@ -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;