From 7344ee328c5bd2a709d9d849306b8a7e3a78c74d Mon Sep 17 00:00:00 2001
From: Mathias Nyman <mathias.nyman@linux.intel.com>
Date: Wed, 16 Aug 2017 14:23:21 +0300
Subject: [PATCH] xhci: add definitions for all port link states
Git-commit: 7344ee328c5bd2a709d9d849306b8a7e3a78c74d
Patch-mainline: v4.14-rc1
References: FATE#325103

Add definitions for all port link states defined in xhci
specification for PORTSC register.

Will be needed for human readable port status tracing

Signed-off-by: Mathias Nyman <mathias.nyman@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Oliver Neukum <oneukum@suse.com>
---
 drivers/usb/host/xhci.h | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/drivers/usb/host/xhci.h b/drivers/usb/host/xhci.h
index e3e935291ed6..18fe51c4ca85 100644
--- a/drivers/usb/host/xhci.h
+++ b/drivers/usb/host/xhci.h
@@ -311,12 +311,19 @@ struct xhci_op_regs {
  */
 #define PORT_PLS_MASK	(0xf << 5)
 #define XDEV_U0		(0x0 << 5)
+#define XDEV_U1		(0x1 << 5)
 #define XDEV_U2		(0x2 << 5)
 #define XDEV_U3		(0x3 << 5)
+#define XDEV_DISABLED	(0x4 << 5)
+#define XDEV_RXDETECT	(0x5 << 5)
 #define XDEV_INACTIVE	(0x6 << 5)
 #define XDEV_POLLING	(0x7 << 5)
-#define XDEV_COMP_MODE  (0xa << 5)
+#define XDEV_RECOVERY	(0x8 << 5)
+#define XDEV_HOT_RESET	(0x9 << 5)
+#define XDEV_COMP_MODE	(0xa << 5)
+#define XDEV_TEST_MODE	(0xb << 5)
 #define XDEV_RESUME	(0xf << 5)
+
 /* true: port has power (see HCC_PPC) */
 #define PORT_POWER	(1 << 9)
 /* bits 10:13 indicate device speed:
-- 
2.16.4