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Commit e0ae4f55 authored by Yinghai Lu's avatar Yinghai Lu Committed by Jesse Barnes
Browse files

PCI quirk: enable MSI on 8132 



David reported that LSI SAS doesn't work with MSI.  It turns out that
his BIOS doesn't enable it, but the HT MSI 8132 does support HT MSI.
Add quirk to enable it

Cc: stable@kernel.org
Reported-by: default avatarDavid Lang <david@lang.hm>
Signed-off-by: default avatarYinghai Lu <yinghai@kernel.org>
Signed-off-by: default avatarJesse Barnes <jbarnes@virtuousgeek.org>
parent a08f6e04

drivers/pci/quirks.c

+3 −1
Original line number Original line Diff line number Diff line
@@ -1981,7 +1981,6 @@ static void __devinit quirk_msi_ht_cap(struct pci_dev *dev) 
DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_SERVERWORKS, PCI_DEVICE_ID_SERVERWORKS_HT2000_PCIE,

DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_SERVERWORKS, PCI_DEVICE_ID_SERVERWORKS_HT2000_PCIE,

			quirk_msi_ht_cap);

			quirk_msi_ht_cap);







/* The nVidia CK804 chipset may have 2 HT MSI mappings.

/* The nVidia CK804 chipset may have 2 HT MSI mappings.

 * MSI are supported if the MSI capability set in any of these mappings.

 * MSI are supported if the MSI capability set in any of these mappings.

 */

 */
@@ -2032,6 +2031,9 @@ 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);





DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_8132_BRIDGE,

			 ht_enable_msi_mapping);



/* The P5N32-SLI Premium motherboard from Asus has a problem with msi

/* 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

 * 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.

 * also affects other devices. As for now, turn off msi for this device.