diff options
| author | Alan Stern <stern@rowland.harvard.edu> | 2018-06-08 23:59:57 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2018-06-25 16:44:43 +0300 |
| commit | 8f9cc83c06d44081d7c7e179f778cbeb4d074fa7 (patch) | |
| tree | cc994e13b3bae9d093f5788999688f8337840fd9 /drivers/usb/host/xhci-hub.c | |
| parent | 00d423c8d0132915f4204b330343420c271b9142 (diff) | |
USB: xhci-hcd: Add get_resuming_ports method
This patch adds support for the new get_resuming_ports HCD method to
the xhci-hcd driver.
Signed-off-by: Alan Stern <stern@rowland.harvard.edu>
Acked-by: Mathias Nyman <mathias.nyman@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb/host/xhci-hub.c')
| -rw-r--r-- | drivers/usb/host/xhci-hub.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/usb/host/xhci-hub.c b/drivers/usb/host/xhci-hub.c index a4b95d019f84..7e2a531ba321 100644 --- a/drivers/usb/host/xhci-hub.c +++ b/drivers/usb/host/xhci-hub.c @@ -1684,4 +1684,15 @@ int xhci_bus_resume(struct usb_hcd *hcd) return 0; } +unsigned long xhci_get_resuming_ports(struct usb_hcd *hcd) +{ + struct xhci_hcd *xhci = hcd_to_xhci(hcd); + struct xhci_bus_state *bus_state; + + bus_state = &xhci->bus_state[hcd_index(hcd)]; + + /* USB3 port wakeups are reported via usb_wakeup_notification() */ + return bus_state->resuming_ports; /* USB2 ports only */ +} + #endif /* CONFIG_PM */ |