diff options
| author | Daniele Palmas <dnlplm@gmail.com> | 2018-05-31 11:18:29 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2018-06-13 16:15:28 +0200 |
| commit | 163258f23a20bb85031ba4066a6c44d08777ade8 (patch) | |
| tree | 7e3f7265a1c53fd0af4f915d4a276deb90dec21c | |
| parent | 2f59e1e852e80e70af5bf9d3bd96f39309071904 (diff) | |
net: usb: cdc_mbim: add flag FLAG_SEND_ZLP
[ Upstream commit 9f7c728332e8966084242fcd951aa46583bc308c ]
Testing Telit LM940 with ICMP packets > 14552 bytes revealed that
the modem needs FLAG_SEND_ZLP to properly work, otherwise the cdc
mbim data interface won't be anymore responsive.
Signed-off-by: Daniele Palmas <dnlplm@gmail.com>
Acked-by: Bjørn Mork <bjorn@mork.no>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | drivers/net/usb/cdc_mbim.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/net/usb/cdc_mbim.c b/drivers/net/usb/cdc_mbim.c index 96a5028621c8..8edbccf06b7b 100644 --- a/drivers/net/usb/cdc_mbim.c +++ b/drivers/net/usb/cdc_mbim.c @@ -593,7 +593,7 @@ static const struct driver_info cdc_mbim_info_zlp = { */ static const struct driver_info cdc_mbim_info_ndp_to_end = { .description = "CDC MBIM", - .flags = FLAG_NO_SETINT | FLAG_MULTI_PACKET | FLAG_WWAN, + .flags = FLAG_NO_SETINT | FLAG_MULTI_PACKET | FLAG_WWAN | FLAG_SEND_ZLP, .bind = cdc_mbim_bind, .unbind = cdc_mbim_unbind, .manage_power = cdc_mbim_manage_power, |