USB: xHCI: bus power management implementation
This patch implements xHCI bus suspend/resume function hook.
In the patch it goes through all the ports and suspend/resume
the ports if needed.
If any port is in remote wakeup, abort bus suspend as what ehci/ohci do.
Signed-off-by: Libin Yang <libin.yang@amd.com>
Signed-off-by: Crane Cai <crane.cai@amd.com>
Signed-off-by: Andiry Xu <andiry.xu@amd.com>
Signed-off-by: Sarah Sharp <sarah.a.sharp@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c
index aefc349..3865f8c 100644
--- a/drivers/usb/host/xhci-pci.c
+++ b/drivers/usb/host/xhci-pci.c
@@ -162,6 +162,8 @@
/* Root hub support */
.hub_control = xhci_hub_control,
.hub_status_data = xhci_hub_status_data,
+ .bus_suspend = xhci_bus_suspend,
+ .bus_resume = xhci_bus_resume,
};
/*-------------------------------------------------------------------------*/