diff mbox series

xhci: fix runtime PM imbalance in USB2 resume

Message ID 20220225055311.92447-1-henryl@nvidia.com
State New
Headers show
Series xhci: fix runtime PM imbalance in USB2 resume | expand

Commit Message

Henry Lin Feb. 25, 2022, 5:53 a.m. UTC 
USB2 resume starts with usb_hcd_start_port_resume() in port status
change handling for RESUME link state. usb_hcd_end_port_resume() call is
needed to keep runtime PM balance.

Signed-off-by: Henry Lin <henryl@nvidia.com>
---
 drivers/usb/host/xhci-hub.c | 2 ++
 1 file changed, 2 insertions(+)
diff mbox series

Patch

diff --git a/drivers/usb/host/xhci-hub.c b/drivers/usb/host/xhci-hub.c
index df3522dab31b..4a8b07b8ee01 100644
--- a/drivers/usb/host/xhci-hub.c
+++ b/drivers/usb/host/xhci-hub.c
@@ -1090,6 +1090,8 @@  static void xhci_get_usb2_port_status(struct xhci_port *port, u32 *status,
 		if (link_state == XDEV_U0) {
 			bus_state->resume_done[portnum] = 0;
 			clear_bit(portnum, &bus_state->resuming_ports);
+			usb_hcd_end_port_resume(&port->rhub->hcd->self,
+						portnum);
 			if (bus_state->suspended_ports & (1 << portnum)) {
 				bus_state->suspended_ports &= ~(1 << portnum);
 				bus_state->port_c_suspend |= 1 << portnum;