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