mirror of
https://github.com/genodelabs/genode.git
synced 2024-12-20 06:07:59 +00:00
42 lines
937 B
Diff
42 lines
937 B
Diff
commit e500c61c5fce23cf3a44bdd45fded0a3f34cf4f0
|
|
Author: Sebastian Sumpf <sebastian.sumpf@genode-labs.com>
|
|
Date: Mon Jun 2 13:35:56 2014 +0200
|
|
|
|
usbnet.patch
|
|
|
|
--- a/drivers/net/usb/usbnet.c
|
|
+++ b/drivers/net/usb/usbnet.c
|
|
@@ -63,8 +63,30 @@
|
|
* the equation.
|
|
*/
|
|
#define MAX_QUEUE_MEMORY (60 * 1518)
|
|
-#define RX_QLEN(dev) ((dev)->rx_qlen)
|
|
-#define TX_QLEN(dev) ((dev)->tx_qlen)
|
|
+
|
|
+inline unsigned RX_QLEN(struct usbnet *dev)
|
|
+{
|
|
+ switch(dev->udev->speed) {
|
|
+ case USB_SPEED_HIGH:
|
|
+ return MAX_QUEUE_MEMORY/dev->rx_urb_size;
|
|
+ case USB_SPEED_SUPER:
|
|
+ return 16;
|
|
+ default:
|
|
+ return 4;
|
|
+ }
|
|
+}
|
|
+
|
|
+inline unsigned TX_QLEN(struct usbnet *dev)
|
|
+{
|
|
+ switch(dev->udev->speed) {
|
|
+ case USB_SPEED_HIGH:
|
|
+ return MAX_QUEUE_MEMORY/dev->hard_mtu;
|
|
+ case USB_SPEED_SUPER:
|
|
+ return 16;
|
|
+ default:
|
|
+ return 4;
|
|
+ }
|
|
+}
|
|
|
|
// reawaken network queue this soon after stopping; else watchdog barks
|
|
#define TX_TIMEOUT_JIFFIES (5*HZ)
|