From cf28369c634fafb5f4e81750cba6988cdb4b4490 Mon Sep 17 00:00:00 2001
From: Ajay Gupta <ajayg@nvidia.com>
Date: Tue, 23 Apr 2019 17:21:51 +0300
Subject: usb: typec: Add driver for NVIDIA Alt Modes

Latest NVIDIA GPUs support VirtualLink device. Since USBIF
has not assigned a Standard ID (SID) for VirtualLink
so using NVIDA VID 0x955 as SVID.

Signed-off-by: Ajay Gupta <ajayg@nvidia.com>
Signed-off-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
 include/linux/usb/typec_dp.h | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'include/linux')

diff --git a/include/linux/usb/typec_dp.h b/include/linux/usb/typec_dp.h
index 7fa12ef8d09a..fc4c7edb2e8a 100644
--- a/include/linux/usb/typec_dp.h
+++ b/include/linux/usb/typec_dp.h
@@ -5,6 +5,11 @@
 #include <linux/usb/typec_altmode.h>
 
 #define USB_TYPEC_DP_SID	0xff01
+/* USB IF has not assigned a Standard ID (SID) for VirtualLink,
+ * so the manufacturers of VirtualLink adapters use their Vendor
+ * IDs as the SVID.
+ */
+#define USB_TYPEC_NVIDIA_VLINK_SID	0x955	/* NVIDIA VirtualLink */
 #define USB_TYPEC_DP_MODE	1
 
 /*
-- 
cgit v1.2.3-71-gd317