diff options
| -rw-r--r-- | drivers/usb/class/cdc-acm.c | 6 | ||||
| -rw-r--r-- | drivers/usb/class/cdc-acm.h | 1 |
2 files changed, 5 insertions, 2 deletions
diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c index d071da96e075..95f29a293041 100644 --- a/drivers/usb/class/cdc-acm.c +++ b/drivers/usb/class/cdc-acm.c @@ -1010,7 +1010,7 @@ static int acm_probe(struct usb_interface *intf, case USB_CDC_CALL_MANAGEMENT_TYPE: call_management_function = buffer[3]; call_interface_num = buffer[4]; - if ((call_management_function & 3) != 3) + if ( (quirks & NOT_A_MODEM) == 0 && (call_management_function & 3) != 3) dev_err(&intf->dev, "This device cannot do calls on its own. It is not a modem.\n"); break; default: @@ -1595,7 +1595,9 @@ static struct usb_device_id acm_ids[] = { /* NOTE: non-Nokia COMM/ACM/0xff is likely MSFT RNDIS... NOT a modem! */ /* Support Lego NXT using pbLua firmware */ - { USB_DEVICE(0x0694, 0xff00), }, + { USB_DEVICE(0x0694, 0xff00), + .driver_info = NOT_A_MODEM, + }, /* control interfaces with various AT-command sets */ { USB_INTERFACE_INFO(USB_CLASS_COMM, USB_CDC_SUBCLASS_ACM, diff --git a/drivers/usb/class/cdc-acm.h b/drivers/usb/class/cdc-acm.h index 519eb638b6e9..4a8e87ec6ce9 100644 --- a/drivers/usb/class/cdc-acm.h +++ b/drivers/usb/class/cdc-acm.h @@ -136,3 +136,4 @@ struct acm { #define NO_UNION_NORMAL 1 #define SINGLE_RX_URB 2 #define NO_CAP_LINE 4 +#define NOT_A_MODEM 8 |
