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path: root/drivers/usb/host/xhci.h
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Diffstat (limited to 'drivers/usb/host/xhci.h')
-rw-r--r--drivers/usb/host/xhci.h9
1 files changed, 8 insertions, 1 deletions
diff --git a/drivers/usb/host/xhci.h b/drivers/usb/host/xhci.h
index de3d6e3e57be..c713256297ac 100644
--- a/drivers/usb/host/xhci.h
+++ b/drivers/usb/host/xhci.h
@@ -341,7 +341,11 @@ struct xhci_op_regs {
#define PORT_PLC (1 << 22)
/* port configure error change - port failed to configure its link partner */
#define PORT_CEC (1 << 23)
-/* bit 24 reserved */
+/* Cold Attach Status - xHC can set this bit to report device attached during
+ * Sx state. Warm port reset should be perfomed to clear this bit and move port
+ * to connected state.
+ */
+#define PORT_CAS (1 << 24)
/* wake on connect (enable) */
#define PORT_WKCONN_E (1 << 25)
/* wake on disconnect (enable) */
@@ -1490,6 +1494,7 @@ struct xhci_hcd {
#define XHCI_TRUST_TX_LENGTH (1 << 10)
#define XHCI_LPM_SUPPORT (1 << 11)
#define XHCI_INTEL_HOST (1 << 12)
+#define XHCI_SPURIOUS_REBOOT (1 << 13)
unsigned int num_active_eps;
unsigned int limit_active_eps;
/* There are two roothubs to keep track of bus suspend info for */
@@ -1533,6 +1538,8 @@ static inline struct usb_hcd *xhci_to_hcd(struct xhci_hcd *xhci)
dev_err(xhci_to_hcd(xhci)->self.controller , fmt , ## args)
#define xhci_warn(xhci, fmt, args...) \
dev_warn(xhci_to_hcd(xhci)->self.controller , fmt , ## args)
+#define xhci_warn_ratelimited(xhci, fmt, args...) \
+ dev_warn_ratelimited(xhci_to_hcd(xhci)->self.controller , fmt , ## args)
/* TODO: copied from ehci.h - can be refactored? */
/* xHCI spec says all registers are little endian */