On Tue, Feb 17, 2015 at 10:43:40PM +0100, Björn Gerhart wrote: > In order to support an older USB cradle by Denso, I added its vendor- > and product-ID to the array of usb_device_id acm_ids. In this way > cdc-acm feels responsible for this cradle. The related /dev/ttyACM node > is being created properly, and the data transfer works. > > However, later cradle models by Denso do have proper descriptors, so the > patch is not required for these. At the same time both the older and the > later model have the same vendor- and product-ID, but they both work > with the patched driver. > > Declaration of the Denso cradles I tested: > - both models have the same IDs: vendorID 0x076d, productID 0x0006 > - older model: Denso CU-321 (descriptors not properly set) > - later model: Denso CU-821 (with proper descriptors) > > Signed-off-by: Bjoern Gerhart <oss@xxxxxxxxxxx> > --- > drivers/usb/class/cdc-acm.c | 2 ++ > 1 file changed, 2 insertions(+) > > diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c > index 546a17e..d5a4140 100644 > --- a/drivers/usb/class/cdc-acm.c > +++ b/drivers/usb/class/cdc-acm.c > @@ -1654,6 +1654,8 @@ static int acm_reset_resume(struct usb_interface > *intf) Still linewrapped :( -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
