aboutsummaryrefslogtreecommitdiff
path: root/drivers/usb/class
diff options
context:
space:
mode:
authorMark Brown <broonie@opensource.wolfsonmicro.com>2012-06-25 09:52:59 +0100
committerMark Brown <broonie@opensource.wolfsonmicro.com>2012-06-25 09:52:59 +0100
commitd1e16c1a61d68692dba346f4a841315343b085f4 (patch)
tree249ec07d1489769fe83b4ec507708455cc0c5138 /drivers/usb/class
parent1573ee81cb9ef24fa5acee6b7442e215e63ede2f (diff)
parent6b16351acbd415e66ba16bf7d473ece1574cf0bc (diff)
Merge tag 'v3.5-rc4' into for-3.6
Linux 3.5-rc4 contains some bug fixes which overlap with new features.
Diffstat (limited to 'drivers/usb/class')
-rw-r--r--drivers/usb/class/cdc-acm.c8
-rw-r--r--drivers/usb/class/cdc-wdm.c9
2 files changed, 17 insertions, 0 deletions
diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c
index f2a120eea9d4..36a2a0b7b82c 100644
--- a/drivers/usb/class/cdc-acm.c
+++ b/drivers/usb/class/cdc-acm.c
@@ -567,6 +567,14 @@ static int acm_port_activate(struct tty_port *port, struct tty_struct *tty)
usb_autopm_put_interface(acm->control);
+ /*
+ * Unthrottle device in case the TTY was closed while throttled.
+ */
+ spin_lock_irq(&acm->read_lock);
+ acm->throttled = 0;
+ acm->throttle_req = 0;
+ spin_unlock_irq(&acm->read_lock);
+
if (acm_submit_read_urbs(acm, GFP_KERNEL))
goto error_submit_read_urbs;
diff --git a/drivers/usb/class/cdc-wdm.c b/drivers/usb/class/cdc-wdm.c
index ea8b304f0e85..8fd398dffced 100644
--- a/drivers/usb/class/cdc-wdm.c
+++ b/drivers/usb/class/cdc-wdm.c
@@ -55,6 +55,15 @@ static const struct usb_device_id wdm_ids[] = {
.bInterfaceSubClass = 1,
.bInterfaceProtocol = 9, /* NOTE: CDC ECM control interface! */
},
+ {
+ /* Vodafone/Huawei K5005 (12d1:14c8) and similar modems */
+ .match_flags = USB_DEVICE_ID_MATCH_VENDOR |
+ USB_DEVICE_ID_MATCH_INT_INFO,
+ .idVendor = HUAWEI_VENDOR_ID,
+ .bInterfaceClass = USB_CLASS_VENDOR_SPEC,
+ .bInterfaceSubClass = 1,
+ .bInterfaceProtocol = 57, /* NOTE: CDC ECM control interface! */
+ },
{ }
};