From: Thierry GUIBERT thierry.guibert@croix-rouge.fr
commit a10bc71729b236fe36de0d8e4d35c959fd8dec3a upstream.
Supports for ICOM F3400 and ICOM F4400 PMR radios in CDC-ACM driver enabling the AT serial port. The Vendor Id is 0x0C26 The Product ID is 0x0020
Output of lsusb : Bus 001 Device 009: ID 0c26:0020 Prolific Technology Inc. ICOM Radio Couldn't open device, some information will be missing Device Descriptor: bLength 18 bDescriptorType 1 bcdUSB 2.00 bDeviceClass 2 Communications bDeviceSubClass 0 bDeviceProtocol 0 bMaxPacketSize0 64 idVendor 0x0c26 Prolific Technology Inc. idProduct 0x0020 bcdDevice 0.00 iManufacturer 1 ICOM Inc. iProduct 2 ICOM Radio iSerial 3 *obfuscated* bNumConfigurations 1 Configuration Descriptor: bLength 9 bDescriptorType 2 wTotalLength 0x0030 bNumInterfaces 2 bConfigurationValue 1 iConfiguration 0 bmAttributes 0xc0 Self Powered MaxPower 0mA Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 0 bAlternateSetting 0 bNumEndpoints 1 bInterfaceClass 2 Communications bInterfaceSubClass 2 Abstract (modem) bInterfaceProtocol 1 AT-commands (v.25ter) iInterface 0 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x83 EP 3 IN bmAttributes 3 Transfer Type Interrupt Synch Type None Usage Type Data wMaxPacketSize 0x0040 1x 64 bytes bInterval 12 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 1 bAlternateSetting 0 bNumEndpoints 2 bInterfaceClass 10 CDC Data bInterfaceSubClass 0 bInterfaceProtocol 0 iInterface 0 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x82 EP 2 IN bmAttributes 2 Transfer Type Bulk Synch Type None Usage Type Data wMaxPacketSize 0x0200 1x 512 bytes bInterval 0 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x02 EP 2 OUT bmAttributes 2 Transfer Type Bulk Synch Type None Usage Type Data wMaxPacketSize 0x0200 1x 512 bytes bInterval 0
Signed-off-by: Thierry GUIBERT thierry.guibert@croix-rouge.fr Cc: stable stable@kernel.org Link: https://lore.kernel.org/r/20220819081702.84118-1-thierry.guibert@croix-rouge... Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/usb/class/cdc-acm.c | 3 +++ 1 file changed, 3 insertions(+)
--- a/drivers/usb/class/cdc-acm.c +++ b/drivers/usb/class/cdc-acm.c @@ -1894,6 +1894,9 @@ static const struct usb_device_id acm_id { USB_DEVICE(0x09d8, 0x0320), /* Elatec GmbH TWN3 */ .driver_info = NO_UNION_NORMAL, /* has misplaced union descriptor */ }, + { USB_DEVICE(0x0c26, 0x0020), /* Icom ICF3400 Serie */ + .driver_info = NO_UNION_NORMAL, /* reports zero length descriptor */ + }, { USB_DEVICE(0x0ca6, 0xa050), /* Castles VEGA3000 */ .driver_info = NO_UNION_NORMAL, /* reports zero length descriptor */ },