Now that USB 3.0 hub remote wakeup on port status changes is enabled,
and USB 3.0 device remote wakeup is handled in the USB core properly,
let's turn on auto-suspend for all USB 3.0 hubs.
Signed-off-by: Sarah Sharp <sarah.a.sharp@xxxxxxxxxxxxxxx>
---
drivers/usb/core/hub.c | 10 ++--------
1 files changed, 2 insertions(+), 8 deletions(-)
diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c
index 68823cd..db6b751 100644
--- a/drivers/usb/core/hub.c
+++ b/drivers/usb/core/hub.c
@@ -1289,14 +1289,8 @@ static int hub_probe(struct usb_interface *intf, const struct usb_device_id *id)
desc = intf->cur_altsetting;
hdev = interface_to_usbdev(intf);
- /* Hubs have proper suspend/resume support. USB 3.0 device suspend is
- * different from USB 2.0/1.1 device suspend, and unfortunately we
- * don't support it yet. So leave autosuspend disabled for USB 3.0
- * external hubs for now. Enable autosuspend for USB 3.0 roothubs,
- * since that isn't a "real" hub.
- */
- if (!hub_is_superspeed(hdev) || !hdev->parent)
- usb_enable_autosuspend(hdev);
+ /* Hubs have proper suspend/resume support. */
+ usb_enable_autosuspend(hdev);
if (hdev->level == MAX_TOPO_LEVEL) {
dev_err(&intf->dev,
--
1.7.5.4
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