diff options
| author | Rafael J. Wysocki <rjw@sisk.pl> | 2010-08-21 01:51:44 +0200 |
|---|---|---|
| committer | Jesse Barnes <jbarnes@virtuousgeek.org> | 2010-08-24 13:43:15 -0700 |
| commit | 79dd9182db2072d63ccf160bb9a3463b1c952723 (patch) | |
| tree | 89069b3803a4e07924c6fd4414bbd2a771a432e9 /drivers/pci/pcie/portdrv_core.c | |
| parent | f1a7bfaf6bb9cb195577e674c0ab2fd0a55d9014 (diff) | |
PCI: PCIe: Introduce commad line switch for disabling port services
Introduce kernel command line switch pcie_ports= allowing one to
disable all of the native PCIe port services, so that PCIe ports
are treated like PCI-to-PCI bridges.
Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Diffstat (limited to 'drivers/pci/pcie/portdrv_core.c')
| -rw-r--r-- | drivers/pci/pcie/portdrv_core.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/pci/pcie/portdrv_core.c b/drivers/pci/pcie/portdrv_core.c index e73effbe402c..2bf2fe510e15 100644 --- a/drivers/pci/pcie/portdrv_core.c +++ b/drivers/pci/pcie/portdrv_core.c @@ -494,6 +494,9 @@ static void pcie_port_shutdown_service(struct device *dev) {} */ int pcie_port_service_register(struct pcie_port_service_driver *new) { + if (pcie_ports_disabled) + return -ENODEV; + new->driver.name = (char *)new->name; new->driver.bus = &pcie_port_bus_type; new->driver.probe = pcie_port_probe_service; |