diff -urN orig/cdc-acm.c tiquirk/cdc-acm.c
--- orig/cdc-acm.c	2012-06-13 13:44:24.000000000 +0200
+++ tiquirk/cdc-acm.c	2012-07-05 15:54:26.000000000 +0200
@@ -79,7 +79,7 @@
 /*
  * Version Information
  */
-#define DRIVER_VERSION "v0.26"
+#define DRIVER_VERSION "v0.26+TIQUIRKS"
 #define DRIVER_AUTHOR "Armin Fuerst, Pavel Machek, Johannes Erdfelt, Vojtech Pavlik, David Kubicek"
 #define DRIVER_DESC "USB Abstract Control Model driver for USB modems and ISDN adapters"
 
@@ -581,10 +581,11 @@
 		dbg("usb_submit_urb(ctrl irq) failed");
 		goto bail_out;
 	}
-
+#if 0
 	if (0 > acm_set_control(acm, acm->ctrlout = ACM_CTRL_DTR | ACM_CTRL_RTS) &&
 	    (acm->ctrl_caps & USB_CDC_CAP_LINE))
 		goto full_bailout;
+#endif
 
 	usb_autopm_put_interface(acm->control);
 
@@ -608,8 +609,10 @@
 	mutex_unlock(&open_mutex);
 	return rv;
 
+#if 0
 full_bailout:
 	usb_kill_urb(acm->ctrlurb);
+#endif
 bail_out:
 	usb_autopm_put_interface(acm->control);
 	acm->port.count--;
@@ -645,7 +648,9 @@
 	mutex_lock(&open_mutex);
 	if (acm->dev) {
 		usb_autopm_get_interface(acm->control);
+#if 0
 		acm_set_control(acm, acm->ctrlout = 0);
+#endif
 		/* try letting the last writes drain naturally */
 		if (drain) {
 			wait_event_interruptible_timeout(acm->drain_wait,
@@ -1016,7 +1021,7 @@
 		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:
@@ -1555,6 +1560,9 @@
 	{ USB_DEVICE(0x1576, 0x03b1), /* Maretron USB100 */
 	.driver_info = NO_UNION_NORMAL, /* reports zero length descriptor */
 	},
+	{ USB_DEVICE(0x0451, 0xf432), /* Texas Instruments MSP-FET430UIF */
+	.driver_info = NOT_A_MODEM,
+	},
 
 	/* Nokia S60 phones expose two ACM channels. The first is
 	 * a modem and is picked up by the standard AT-command
diff -urN orig/cdc-acm.h tiquirk/cdc-acm.h
--- orig/cdc-acm.h	2012-06-13 13:44:24.000000000 +0200
+++ tiquirk/cdc-acm.h	2012-07-05 15:52:08.000000000 +0200
@@ -136,3 +136,4 @@
 #define NO_UNION_NORMAL			1
 #define SINGLE_RX_URB			2
 #define NO_CAP_LINE			4
+#define NOT_A_MODEM			8