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path: root/drivers/net/ethernet/sun/sunvnet.h
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Diffstat (limited to 'drivers/net/ethernet/sun/sunvnet.h')
-rw-r--r--drivers/net/ethernet/sun/sunvnet.h20
1 files changed, 18 insertions, 2 deletions
diff --git a/drivers/net/ethernet/sun/sunvnet.h b/drivers/net/ethernet/sun/sunvnet.h
index de5c2c64996f..c91104542619 100644
--- a/drivers/net/ethernet/sun/sunvnet.h
+++ b/drivers/net/ethernet/sun/sunvnet.h
@@ -11,6 +11,12 @@
*/
#define VNET_TX_TIMEOUT (5 * HZ)
+/* length of time (or less) we expect pending descriptors to be marked
+ * as VIO_DESC_DONE and skbs ready to be freed
+ */
+#define VNET_CLEAN_TIMEOUT ((HZ/100)+1)
+
+#define VNET_MAXPACKET (65535ULL + ETH_HLEN + VLAN_HLEN)
#define VNET_TX_RING_SIZE 512
#define VNET_TX_WAKEUP_THRESH(dr) ((dr)->pending / 4)
@@ -20,10 +26,12 @@
*/
#define VNET_PACKET_SKIP 6
+#define VNET_MAXCOOKIES (VNET_MAXPACKET/PAGE_SIZE + 1)
+
struct vnet_tx_entry {
- void *buf;
+ struct sk_buff *skb;
unsigned int ncookies;
- struct ldc_trans_cookie cookies[2];
+ struct ldc_trans_cookie cookies[VNET_MAXCOOKIES];
};
struct vnet;
@@ -40,6 +48,14 @@ struct vnet_port {
struct vnet_tx_entry tx_bufs[VNET_TX_RING_SIZE];
struct list_head list;
+
+ u32 stop_rx_idx;
+ bool stop_rx;
+ bool start_cons;
+
+ struct timer_list clean_timer;
+
+ u64 rmtu;
};
static inline struct vnet_port *to_vnet_port(struct vio_driver_state *vio)