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path: root/drivers/usb/gadget/u_ether.c
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Diffstat (limited to 'drivers/usb/gadget/u_ether.c')
-rw-r--r--drivers/usb/gadget/u_ether.c24
1 files changed, 13 insertions, 11 deletions
diff --git a/drivers/usb/gadget/u_ether.c b/drivers/usb/gadget/u_ether.c
index 2ac1d2147325..dfed4c1d96c0 100644
--- a/drivers/usb/gadget/u_ether.c
+++ b/drivers/usb/gadget/u_ether.c
@@ -97,16 +97,17 @@ struct eth_dev {
static unsigned qmult = 5;
module_param(qmult, uint, S_IRUGO|S_IWUSR);
-MODULE_PARM_DESC(qmult, "queue length multiplier at high speed");
+MODULE_PARM_DESC(qmult, "queue length multiplier at high/super speed");
#else /* full speed (low speed doesn't do bulk) */
#define qmult 1
#endif
-/* for dual-speed hardware, use deeper queues at highspeed */
+/* for dual-speed hardware, use deeper queues at high/super speed */
static inline int qlen(struct usb_gadget *gadget)
{
- if (gadget_is_dualspeed(gadget) && gadget->speed == USB_SPEED_HIGH)
+ if (gadget_is_dualspeed(gadget) && (gadget->speed == USB_SPEED_HIGH ||
+ gadget->speed == USB_SPEED_SUPER))
return qmult * DEFAULT_QLEN;
else
return DEFAULT_QLEN;
@@ -598,9 +599,10 @@ static netdev_tx_t eth_start_xmit(struct sk_buff *skb,
req->length = length;
- /* throttle highspeed IRQ rate back slightly */
+ /* throttle high/super speed IRQ rate back slightly */
if (gadget_is_dualspeed(dev->gadget))
- req->no_interrupt = (dev->gadget->speed == USB_SPEED_HIGH)
+ req->no_interrupt = (dev->gadget->speed == USB_SPEED_HIGH ||
+ dev->gadget->speed == USB_SPEED_SUPER)
? ((atomic_read(&dev->tx_qlen) % qmult) != 0)
: 0;
@@ -693,8 +695,8 @@ static int eth_stop(struct net_device *net)
usb_ep_disable(link->out_ep);
if (netif_carrier_ok(net)) {
DBG(dev, "host still using in/out endpoints\n");
- usb_ep_enable(link->in_ep, link->in);
- usb_ep_enable(link->out_ep, link->out);
+ usb_ep_enable(link->in_ep);
+ usb_ep_enable(link->out_ep);
}
}
spin_unlock_irqrestore(&dev->lock, flags);
@@ -871,7 +873,7 @@ struct net_device *gether_connect(struct gether *link)
return ERR_PTR(-EINVAL);
link->in_ep->driver_data = dev;
- result = usb_ep_enable(link->in_ep, link->in);
+ result = usb_ep_enable(link->in_ep);
if (result != 0) {
DBG(dev, "enable %s --> %d\n",
link->in_ep->name, result);
@@ -879,7 +881,7 @@ struct net_device *gether_connect(struct gether *link)
}
link->out_ep->driver_data = dev;
- result = usb_ep_enable(link->out_ep, link->out);
+ result = usb_ep_enable(link->out_ep);
if (result != 0) {
DBG(dev, "enable %s --> %d\n",
link->out_ep->name, result);
@@ -969,7 +971,7 @@ void gether_disconnect(struct gether *link)
}
spin_unlock(&dev->req_lock);
link->in_ep->driver_data = NULL;
- link->in = NULL;
+ link->in_ep->desc = NULL;
usb_ep_disable(link->out_ep);
spin_lock(&dev->req_lock);
@@ -984,7 +986,7 @@ void gether_disconnect(struct gether *link)
}
spin_unlock(&dev->req_lock);
link->out_ep->driver_data = NULL;
- link->out = NULL;
+ link->out_ep->desc = NULL;
/* finish forgetting about this USB link episode */
dev->header_len = 0;