linux-kernel - [PATCH] r8152: Add MAC passthrough support for Lenovo Travel Hub

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Message-Id: <20220827184729.15121-1-git@apitzsch.eu>
Date:   Sat, 27 Aug 2022 20:47:29 +0200
From:   André Apitzsch <git@...tzsch.eu>
To:     Aaron Ma <aaron.ma@...onical.com>,
        Jakub Kicinski <kuba@...nel.org>, linux-usb@...r.kernel.org,
        netdev@...r.kernel.org, linux-kernel@...r.kernel.org
Cc:     André Apitzsch <git@...tzsch.eu>
Subject: [PATCH] r8152: Add MAC passthrough support for Lenovo Travel Hub

The Lenovo USB-C Travel Hub supports MAC passthrough.

Signed-off-by: André Apitzsch <git@...tzsch.eu>
---
 drivers/net/usb/r8152.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c
index d142ac8fcf6e..6fe50797e3c5 100644
--- a/drivers/net/usb/r8152.c
+++ b/drivers/net/usb/r8152.c
@@ -770,6 +770,7 @@ enum rtl8152_flags {
 	RX_EPROTO,
 };
 
+#define DEVICE_ID_LENOVO_USB_C_TRAVEL_HUB		0x721e
 #define DEVICE_ID_THINKPAD_THUNDERBOLT3_DOCK_GEN2	0x3082
 #define DEVICE_ID_THINKPAD_USB_C_DONGLE			0x720c
 #define DEVICE_ID_THINKPAD_USB_C_DOCK_GEN2		0xa387
@@ -9581,6 +9582,7 @@ static bool rtl8152_supports_lenovo_macpassthru(struct usb_device *udev)
 
 	if (vendor_id == VENDOR_ID_LENOVO) {
 		switch (product_id) {
+		case DEVICE_ID_LENOVO_USB_C_TRAVEL_HUB:
 		case DEVICE_ID_THINKPAD_THUNDERBOLT3_DOCK_GEN2:
 		case DEVICE_ID_THINKPAD_USB_C_DOCK_GEN2:
 		case DEVICE_ID_THINKPAD_USB_C_DOCK_GEN3:
-- 
2.37.2