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path: root/drivers/pci/quirks.c
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Diffstat (limited to 'drivers/pci/quirks.c')
-rw-r--r--drivers/pci/quirks.c14
1 files changed, 14 insertions, 0 deletions
diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c
index 1196f61a4ab..f70c36f9b1f 100644
--- a/drivers/pci/quirks.c
+++ b/drivers/pci/quirks.c
@@ -2822,6 +2822,20 @@ static void __devinit fixup_ti816x_class(struct pci_dev* dev)
}
DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_TI, 0xb800, fixup_ti816x_class);
+/* Some PCIe devices do not work reliably with the claimed maximum
+ * payload size supported.
+ */
+static void __devinit fixup_mpss_256(struct pci_dev *dev)
+{
+ dev->pcie_mpss = 1; /* 256 bytes */
+}
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_SOLARFLARE,
+ PCI_DEVICE_ID_SOLARFLARE_SFC4000A_0, fixup_mpss_256);
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_SOLARFLARE,
+ PCI_DEVICE_ID_SOLARFLARE_SFC4000A_1, fixup_mpss_256);
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_SOLARFLARE,
+ PCI_DEVICE_ID_SOLARFLARE_SFC4000B, fixup_mpss_256);
+
static void pci_do_fixups(struct pci_dev *dev, struct pci_fixup *f,
struct pci_fixup *end)
{