diff options
Diffstat (limited to 'drivers/usb/host/xhci-hub.c')
| -rw-r--r-- | drivers/usb/host/xhci-hub.c | 20 |
1 files changed, 18 insertions, 2 deletions
diff --git a/drivers/usb/host/xhci-hub.c b/drivers/usb/host/xhci-hub.c index d5eb357aa5c..aa90ad4d4fd 100644 --- a/drivers/usb/host/xhci-hub.c +++ b/drivers/usb/host/xhci-hub.c @@ -29,7 +29,7 @@ #define PORT_RWC_BITS (PORT_CSC | PORT_PEC | PORT_WRC | PORT_OCC | \ PORT_RC | PORT_PLC | PORT_PE) -/* usb 1.1 root hub device descriptor */ +/* USB 3.0 BOS descriptor and a capability descriptor, combined */ static u8 usb_bos_descriptor [] = { USB_DT_BOS_SIZE, /* __u8 bLength, 5 bytes */ USB_DT_BOS, /* __u8 bDescriptorType */ @@ -422,7 +422,7 @@ void xhci_set_link_state(struct xhci_hcd *xhci, __le32 __iomem **port_array, xhci_writel(xhci, temp, port_array[port_id]); } -void xhci_set_remote_wake_mask(struct xhci_hcd *xhci, +static void xhci_set_remote_wake_mask(struct xhci_hcd *xhci, __le32 __iomem **port_array, int port_id, u16 wake_mask) { u32 temp; @@ -808,6 +808,12 @@ int xhci_hub_control(struct usb_hcd *hcd, u16 typeReq, u16 wValue, temp = xhci_readl(xhci, port_array[wIndex]); xhci_dbg(xhci, "set port power, actual port %d status = 0x%x\n", wIndex, temp); + + temp = usb_acpi_power_manageable(hcd->self.root_hub, + wIndex); + if (temp) + usb_acpi_set_power_state(hcd->self.root_hub, + wIndex, true); break; case USB_PORT_FEAT_RESET: temp = (temp | PORT_RESET); @@ -907,6 +913,16 @@ int xhci_hub_control(struct usb_hcd *hcd, u16 typeReq, u16 wValue, xhci_disable_port(hcd, xhci, wIndex, port_array[wIndex], temp); break; + case USB_PORT_FEAT_POWER: + xhci_writel(xhci, temp & ~PORT_POWER, + port_array[wIndex]); + + temp = usb_acpi_power_manageable(hcd->self.root_hub, + wIndex); + if (temp) + usb_acpi_set_power_state(hcd->self.root_hub, + wIndex, false); + break; default: goto error; } |