linux-kernel - [tip:x86/debug] usb/serial: Add DBC debug device support to usb

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Date:   Tue, 21 Mar 2017 05:21:06 -0700
From:   tip-bot for Lu Baolu <tipbot@...or.com>
To:     linux-tip-commits@...r.kernel.org
Cc:     mathias.nyman@...ux.intel.com, baolu.lu@...ux.intel.com,
        johan@...nel.org, tglx@...utronix.de, peterz@...radead.org,
        gregkh@...uxfoundation.org, mingo@...nel.org,
        linux-kernel@...r.kernel.org, hpa@...or.com,
        torvalds@...ux-foundation.org
Subject: [tip:x86/debug] usb/serial: Add DBC debug device support to
 usb_debug

Commit-ID:  57fb47279a04cd53641dc5ae55a6d47e4f32a2fd
Gitweb:     http://git.kernel.org/tip/57fb47279a04cd53641dc5ae55a6d47e4f32a2fd
Author:     Lu Baolu <baolu.lu@...ux.intel.com>
AuthorDate: Tue, 21 Mar 2017 16:01:32 +0800
Committer:  Ingo Molnar <mingo@...nel.org>
CommitDate: Tue, 21 Mar 2017 12:30:17 +0100

usb/serial: Add DBC debug device support to usb_debug

This patch adds DBC debug device support to the usb_debug driver.

Signed-off-by: Lu Baolu <baolu.lu@...ux.intel.com>
Acked-by: Thomas Gleixner <tglx@...utronix.de>
Acked-by: Johan Hovold <johan@...nel.org>
Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc: Linus Torvalds <torvalds@...ux-foundation.org>
Cc: Mathias Nyman <mathias.nyman@...ux.intel.com>
Cc: Peter Zijlstra <peterz@...radead.org>
Cc: linux-usb@...r.kernel.org
Link: http://lkml.kernel.org/r/1490083293-3792-5-git-send-email-baolu.lu@linux.intel.com
Signed-off-by: Ingo Molnar <mingo@...nel.org>
---
 drivers/usb/serial/usb_debug.c | 28 +++++++++++++++++++++++++---
 1 file changed, 25 insertions(+), 3 deletions(-)

diff --git a/drivers/usb/serial/usb_debug.c b/drivers/usb/serial/usb_debug.c
index ca2fa5b..92f7e5c 100644
--- a/drivers/usb/serial/usb_debug.c
+++ b/drivers/usb/serial/usb_debug.c
@@ -32,7 +32,18 @@ static const struct usb_device_id id_table[] = {
 	{ USB_DEVICE(0x0525, 0x127a) },
 	{ },
 };
-MODULE_DEVICE_TABLE(usb, id_table);
+
+static const struct usb_device_id dbc_id_table[] = {
+	{ USB_DEVICE(0x1d6b, 0x0004) },
+	{ },
+};
+
+static const struct usb_device_id id_table_combined[] = {
+	{ USB_DEVICE(0x0525, 0x127a) },
+	{ USB_DEVICE(0x1d6b, 0x0004) },
+	{ },
+};
+MODULE_DEVICE_TABLE(usb, id_table_combined);
 
 /* This HW really does not support a serial break, so one will be
  * emulated when ever the break state is set to true.
@@ -71,9 +82,20 @@ static struct usb_serial_driver debug_device = {
 	.process_read_urb =	usb_debug_process_read_urb,
 };
 
+static struct usb_serial_driver dbc_device = {
+	.driver = {
+		.owner =	THIS_MODULE,
+		.name =		"xhci_dbc",
+	},
+	.id_table =		dbc_id_table,
+	.num_ports =		1,
+	.break_ctl =		usb_debug_break_ctl,
+	.process_read_urb =	usb_debug_process_read_urb,
+};
+
 static struct usb_serial_driver * const serial_drivers[] = {
-	&debug_device, NULL
+	&debug_device, &dbc_device, NULL
 };
 
-module_usb_serial_driver(serial_drivers, id_table);
+module_usb_serial_driver(serial_drivers, id_table_combined);
 MODULE_LICENSE("GPL");