diff options
| -rw-r--r-- | drivers/net/usb/r8152.c | 33 |
1 files changed, 26 insertions, 7 deletions
diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c index c2da3438387c..7389d6ef8569 100644 --- a/drivers/net/usb/r8152.c +++ b/drivers/net/usb/r8152.c @@ -771,7 +771,9 @@ enum rtl8152_flags { }; #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 +#define DEVICE_ID_THINKPAD_USB_C_DOCK_GEN3 0x3062 struct tally_counter { __le64 tx_packets; @@ -9562,6 +9564,29 @@ u8 rtl8152_get_version(struct usb_interface *intf) } EXPORT_SYMBOL_GPL(rtl8152_get_version); +static bool rtl8152_supports_lenovo_macpassthru(struct usb_device *udev) +{ + int parent_vendor_id = le16_to_cpu(udev->parent->descriptor.idVendor); + int product_id = le16_to_cpu(udev->descriptor.idProduct); + int vendor_id = le16_to_cpu(udev->descriptor.idVendor); + + if (vendor_id == VENDOR_ID_LENOVO) { + switch (product_id) { + case DEVICE_ID_THINKPAD_THUNDERBOLT3_DOCK_GEN2: + case DEVICE_ID_THINKPAD_USB_C_DOCK_GEN2: + case DEVICE_ID_THINKPAD_USB_C_DOCK_GEN3: + case DEVICE_ID_THINKPAD_USB_C_DONGLE: + return 1; + } + } else if (vendor_id == VENDOR_ID_REALTEK && parent_vendor_id == VENDOR_ID_LENOVO) { + switch (product_id) { + case 0x8153: + return 1; + } + } + return 0; +} + static int rtl8152_probe(struct usb_interface *intf, const struct usb_device_id *id) { @@ -9642,13 +9667,7 @@ static int rtl8152_probe(struct usb_interface *intf, netdev->hw_features &= ~NETIF_F_RXCSUM; } - if (le16_to_cpu(udev->descriptor.idVendor) == VENDOR_ID_LENOVO) { - switch (le16_to_cpu(udev->descriptor.idProduct)) { - case DEVICE_ID_THINKPAD_THUNDERBOLT3_DOCK_GEN2: - case DEVICE_ID_THINKPAD_USB_C_DOCK_GEN2: - tp->lenovo_macpassthru = 1; - } - } + tp->lenovo_macpassthru = rtl8152_supports_lenovo_macpassthru(udev); if (le16_to_cpu(udev->descriptor.bcdDevice) == 0x3011 && udev->serial && (!strcmp(udev->serial, "000001000000") || |