linux-kernel - [PATCH v2 3/3] usb: xhci: fix comment for PORT_DEV

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Message-Id: <1415090066-57007-4-git-send-email-baolu.lu@linux.intel.com>
Date:	Tue,  4 Nov 2014 16:34:26 +0800
From:	Lu Baolu <baolu.lu@...ux.intel.com>
To:	Mathias Nyman <mathias.nyman@...el.com>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Alan Stern <stern@...land.harvard.edu>
Cc:	linux-usb@...r.kernel.org, linux-kernel@...r.kernel.org,
	Lu Baolu <baolu.lu@...ux.intel.com>
Subject: [PATCH v2 3/3] usb: xhci: fix comment for PORT_DEV_REMOVE

According to xHCI specification, PORT_DEV_REMOVE(bit 30) in PORTSC
true means "Device is non-removable".

Reported-by: Juro Bystricky <jurobystricky@...mail.com>
Signed-off-by: Lu Baolu <baolu.lu@...ux.intel.com>
---
 drivers/usb/host/xhci.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/usb/host/xhci.h b/drivers/usb/host/xhci.h
index df76d64..66c168a9 100644
--- a/drivers/usb/host/xhci.h
+++ b/drivers/usb/host/xhci.h
@@ -358,7 +358,7 @@ struct xhci_op_regs {
 /* wake on over-current (enable) */
 #define PORT_WKOC_E	(1 << 27)
 /* bits 28:29 reserved */
-/* true: device is removable - for USB 3.0 roothub emulation */
+/* true: device is non-removable - for USB 3.0 roothub emulation */
 #define PORT_DEV_REMOVE	(1 << 30)
 /* Initiate a warm port reset - complete when PORT_WRC is '1' */
 #define PORT_WR		(1 << 31)
-- 
1.9.1

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