From: Eddie James <eajames@xxxxxxxxxxxxx> commit e1d15646565b284e9ef2433234d6cfdaf66695f1 upstream. IBM manufactures a PL2303 device for UPS communications. Add the vendor and product IDs so that the PL2303 driver binds to the device. Signed-off-by: Eddie James <eajames@xxxxxxxxxxxxx> Signed-off-by: Joel Stanley <joel@xxxxxxxxx> Signed-off-by: Eddie James <eajames@xxxxxxxxxxxxx> Link: https://lore.kernel.org/r/20220301224446.21236-1-eajames@xxxxxxxxxxxxx Cc: stable@xxxxxxxxxxxxxxx [ johan: amend the SoB chain ] Signed-off-by: Johan Hovold <johan@xxxxxxxxxx> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- drivers/usb/serial/pl2303.c | 1 + drivers/usb/serial/pl2303.h | 3 +++ 2 files changed, 4 insertions(+) --- a/drivers/usb/serial/pl2303.c +++ b/drivers/usb/serial/pl2303.c @@ -105,6 +105,7 @@ static const struct usb_device_id id_tab { USB_DEVICE(ADLINK_VENDOR_ID, ADLINK_ND6530GC_PRODUCT_ID) }, { USB_DEVICE(SMART_VENDOR_ID, SMART_PRODUCT_ID) }, { USB_DEVICE(AT_VENDOR_ID, AT_VTKIT3_PRODUCT_ID) }, + { USB_DEVICE(IBM_VENDOR_ID, IBM_PRODUCT_ID) }, { } /* Terminating entry */ }; --- a/drivers/usb/serial/pl2303.h +++ b/drivers/usb/serial/pl2303.h @@ -33,6 +33,9 @@ #define ATEN_PRODUCT_UC485 0x2021 #define ATEN_PRODUCT_ID2 0x2118 +#define IBM_VENDOR_ID 0x04b3 +#define IBM_PRODUCT_ID 0x4016 + #define IODATA_VENDOR_ID 0x04bb #define IODATA_PRODUCT_ID 0x0a03 #define IODATA_PRODUCT_ID_RSAQ5 0x0a0e Patches currently in stable-queue which might be from eajames@xxxxxxxxxxxxx are queue-4.9/usb-serial-pl2303-add-ibm-device-ids.patch