| From 48846c51e46df4b22c50c4f45e57074fdb19879d Mon Sep 17 00:00:00 2001 |
| From: Philippe Corbes <philippe.corbes@gmail.com> |
| Date: Tue, 31 Aug 2010 19:31:32 +0200 |
| Subject: [PATCH] USB: cdc-acm: Add pseudo modem without AT command capabilities |
| |
| commit 5b239f0aebd4dd6f85b13decf5e18e86e35d57f0 upstream. |
| |
| cdc-acm.c : Manage pseudo-modem without AT commands capabilities |
| Enable to drive electronic simple gadgets based on microcontrolers. |
| The Interface descriptor is like this: |
| bInterfaceClass 2 Communications |
| bInterfaceSubClass 2 Abstract (modem) |
| bInterfaceProtocol 0 None |
| |
| Signed-off-by: Philippe Corbes <philippe.corbes@gmail.com> |
| Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de> |
| Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com> |
| --- |
| drivers/usb/class/cdc-acm.c | 4 ++++ |
| 1 files changed, 4 insertions(+), 0 deletions(-) |
| |
| diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c |
| index 8c388f8..ffbf1aa 100644 |
| --- a/drivers/usb/class/cdc-acm.c |
| +++ b/drivers/usb/class/cdc-acm.c |
| @@ -1621,6 +1621,10 @@ static const struct usb_device_id acm_ids[] = { |
| .driver_info = NOT_A_MODEM, |
| }, |
| |
| + /* control interfaces without any protocol set */ |
| + { USB_INTERFACE_INFO(USB_CLASS_COMM, USB_CDC_SUBCLASS_ACM, |
| + USB_CDC_PROTO_NONE) }, |
| + |
| /* control interfaces with various AT-command sets */ |
| { USB_INTERFACE_INFO(USB_CLASS_COMM, USB_CDC_SUBCLASS_ACM, |
| USB_CDC_ACM_PROTO_AT_V25TER) }, |
| -- |
| 1.7.0.4 |
| |