diff options
Diffstat (limited to 'drivers/usb/host/xhci-hub.c')
| -rw-r--r-- | drivers/usb/host/xhci-hub.c | 15 |
1 files changed, 12 insertions, 3 deletions
diff --git a/drivers/usb/host/xhci-hub.c b/drivers/usb/host/xhci-hub.c index 83fc636fa254..93f3fdf0ff0a 100644 --- a/drivers/usb/host/xhci-hub.c +++ b/drivers/usb/host/xhci-hub.c @@ -461,8 +461,15 @@ void xhci_test_and_clear_bit(struct xhci_hcd *xhci, __le32 __iomem **port_array, } } +/* Updates Link Status for USB 2.1 port */ +static void xhci_hub_report_usb2_link_state(u32 *status, u32 status_reg) +{ + if ((status_reg & PORT_PLS_MASK) == XDEV_U2) + *status |= USB_PORT_STAT_L1; +} + /* Updates Link Status for super Speed port */ -static void xhci_hub_report_link_state(u32 *status, u32 status_reg) +static void xhci_hub_report_usb3_link_state(u32 *status, u32 status_reg) { u32 pls = status_reg & PORT_PLS_MASK; @@ -631,14 +638,16 @@ static u32 xhci_get_port_status(struct usb_hcd *hcd, else status |= USB_PORT_STAT_POWER; } - /* Update Port Link State for super speed ports*/ + /* Update Port Link State */ if (hcd->speed == HCD_USB3) { - xhci_hub_report_link_state(&status, raw_port_status); + xhci_hub_report_usb3_link_state(&status, raw_port_status); /* * Verify if all USB3 Ports Have entered U0 already. * Delete Compliance Mode Timer if so. */ xhci_del_comp_mod_timer(xhci, raw_port_status, wIndex); + } else { + xhci_hub_report_usb2_link_state(&status, raw_port_status); } if (bus_state->port_c_suspend & (1 << wIndex)) status |= 1 << USB_PORT_FEAT_C_SUSPEND; |