From mboxrd@z Thu Jan 1 00:00:00 1970 From: Rob Gardner Subject: [PATCH net,stable] net: usb: Add HP hs2434 device to ZLP exception table Date: Sun, 25 Aug 2013 18:29:13 -0600 Message-ID: <20130825182913.2865aa1a8cefe329ab9c7a85@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Cc: linux-usb@vger.kernel.org, =?ISO-8859-1?Q?Bj=F8rn?= Mork , Oliver Neukum To: netdev@vger.kernel.org Return-path: Received: from mail-ie0-f180.google.com ([209.85.223.180]:51706 "EHLO mail-ie0-f180.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754162Ab3HZA3P (ORCPT ); Sun, 25 Aug 2013 20:29:15 -0400 Sender: netdev-owner@vger.kernel.org List-ID: >>From 018343ce2e679d97283fb51da25c43aa876d087a Mon Sep 17 00:00:00 2001 From: Rob Gardner Date: Sun, 25 Aug 2013 16:02:23 -0600 Subject: [PATCH net,stable] net: usb: Add HP hs2434 device to ZLP exception table This patch adds another entry (HP hs2434 Mobile Broadband) to the list of exceptional devices that require a zero length packet in order to function properly. This list was added in commit 844e88f0. The hs2434 is manufactured by Sierra Wireless, who also produces the MC7710, which the ZLP exception list was created for in the first place. So hopefully it is just this one producer's devices that will need this workaround. Tested on a DM1-4310NR HP notebook, which does not function without this change. Signed-off-by: Rob Gardner --- drivers/net/usb/cdc_mbim.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/net/usb/cdc_mbim.c b/drivers/net/usb/cdc_mbim.c index 8728198..25ba7ec 100644 --- a/drivers/net/usb/cdc_mbim.c +++ b/drivers/net/usb/cdc_mbim.c @@ -399,8 +399,12 @@ static const struct usb_device_id mbim_devs[] = { /* Sierra Wireless MC7710 need ZLPs */ { USB_DEVICE_AND_INTERFACE_INFO(0x1199, 0x68a2, USB_CLASS_COMM, USB_CDC_SUBCLASS_MBIM, USB_CDC_PROTO_NONE), .driver_info = (unsigned long)&cdc_mbim_info_zlp, }, + /* HP hs2434 Mobile Broadband Module needs ZLPs */ + { USB_DEVICE_AND_INTERFACE_INFO(0x3f0, 0x4b1d, USB_CLASS_COMM, USB_CDC_SUBCLASS_MBIM, USB_CDC_PROTO_NONE), + .driver_info = (unsigned long)&cdc_mbim_info_zlp, + }, { USB_INTERFACE_INFO(USB_CLASS_COMM, USB_CDC_SUBCLASS_MBIM, USB_CDC_PROTO_NONE), .driver_info = (unsigned long)&cdc_mbim_info, }, { -- 1.7.9.5