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path: root/drivers/pci/pci.c
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-rw-r--r--drivers/pci/pci.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c
index 4e84fd4..e9651f0 100644
--- a/drivers/pci/pci.c
+++ b/drivers/pci/pci.c
@@ -77,7 +77,7 @@ unsigned long pci_cardbus_mem_size = DEFAULT_CARDBUS_MEM_SIZE;
unsigned long pci_hotplug_io_size = DEFAULT_HOTPLUG_IO_SIZE;
unsigned long pci_hotplug_mem_size = DEFAULT_HOTPLUG_MEM_SIZE;
-enum pcie_bus_config_types pcie_bus_config = PCIE_BUS_SAFE;
+enum pcie_bus_config_types pcie_bus_config = PCIE_BUS_TUNE_OFF;
/*
* The default CLS is used if arch didn't set CLS explicitly and not
@@ -3568,10 +3568,14 @@ static int __init pci_setup(char *str)
pci_hotplug_io_size = memparse(str + 9, &str);
} else if (!strncmp(str, "hpmemsize=", 10)) {
pci_hotplug_mem_size = memparse(str + 10, &str);
+ } else if (!strncmp(str, "pcie_bus_tune_off", 17)) {
+ pcie_bus_config = PCIE_BUS_TUNE_OFF;
} else if (!strncmp(str, "pcie_bus_safe", 13)) {
pcie_bus_config = PCIE_BUS_SAFE;
} else if (!strncmp(str, "pcie_bus_perf", 13)) {
pcie_bus_config = PCIE_BUS_PERFORMANCE;
+ } else if (!strncmp(str, "pcie_bus_peer2peer", 18)) {
+ pcie_bus_config = PCIE_BUS_PEER2PEER;
} else {
printk(KERN_ERR "PCI: Unknown option `%s'\n",
str);

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