This is a note to let you know that I've just added the patch titled
net: usb: cdc_mbim: avoid altsetting toggling for Telit FN990
to the 5.16-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
net-usb-cdc_mbim-avoid-altsetting-toggling-for-telit.patch
and it can be found in the queue-5.16 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit a9a66a6c112da13d91aa0fe4f42e3966a7dd8813
Author: Daniele Palmas <dnlplm@xxxxxxxxx>
Date: Tue Feb 15 12:13:35 2022 +0100
net: usb: cdc_mbim: avoid altsetting toggling for Telit FN990
[ Upstream commit 21e8a96377e6b6debae42164605bf9dcbe5720c5 ]
Add quirk CDC_MBIM_FLAG_AVOID_ALTSETTING_TOGGLE for Telit FN990
0x1071 composition in order to avoid bind error.
Signed-off-by: Daniele Palmas <dnlplm@xxxxxxxxx>
Signed-off-by: David S. Miller <davem@xxxxxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/drivers/net/usb/cdc_mbim.c b/drivers/net/usb/cdc_mbim.c
index 82bb5ed94c485..c0b8b4aa78f37 100644
--- a/drivers/net/usb/cdc_mbim.c
+++ b/drivers/net/usb/cdc_mbim.c
@@ -659,6 +659,11 @@ static const struct usb_device_id mbim_devs[] = {
.driver_info = (unsigned long)&cdc_mbim_info_avoid_altsetting_toggle,
},
+ /* Telit FN990 */
+ { USB_DEVICE_AND_INTERFACE_INFO(0x1bc7, 0x1071, USB_CLASS_COMM, USB_CDC_SUBCLASS_MBIM, USB_CDC_PROTO_NONE),
+ .driver_info = (unsigned long)&cdc_mbim_info_avoid_altsetting_toggle,
+ },
+
/* default entry */
{ USB_INTERFACE_INFO(USB_CLASS_COMM, USB_CDC_SUBCLASS_MBIM, USB_CDC_PROTO_NONE),
.driver_info = (unsigned long)&cdc_mbim_info_zlp,
