struct hv_device *device_obj = &net_device_ctx->device_ctx->device_obj;
int ret = 0;
- DPRINT_ENTER(NETVSC_DRV);
-
if (netif_carrier_ok(net)) {
/* Open up the device */
ret = RndisFilterOnOpen(device_obj);
DPRINT_ERR(NETVSC_DRV, "unable to open device...link is down.");
}
- DPRINT_EXIT(NETVSC_DRV);
return ret;
}
struct hv_device *device_obj = &net_device_ctx->device_ctx->device_obj;
int ret;
- DPRINT_ENTER(NETVSC_DRV);
-
netif_stop_queue(net);
ret = RndisFilterOnClose(device_obj);
if (ret != 0)
DPRINT_ERR(NETVSC_DRV, "unable to close device (ret %d).", ret);
- DPRINT_EXIT(NETVSC_DRV);
-
return ret;
}
struct sk_buff *skb = (struct sk_buff *)
(unsigned long)packet->Completion.Send.SendCompletionTid;
- DPRINT_ENTER(NETVSC_DRV);
-
kfree(packet);
if (skb) {
if ((net_device_ctx->avail += num_pages) >= PACKET_PAGES_HIWATER)
netif_wake_queue(net);
}
-
- DPRINT_EXIT(NETVSC_DRV);
}
static int netvsc_start_xmit(struct sk_buff *skb, struct net_device *net)
int ret;
unsigned int i, num_pages;
- DPRINT_ENTER(NETVSC_DRV);
-
DPRINT_DBG(NETVSC_DRV, "xmit packet - len %d data_len %d",
skb->len, skb->data_len);
netvsc_xmit_completion(packet);
}
- DPRINT_EXIT(NETVSC_DRV);
return NETDEV_TX_OK;
}
struct vm_device *device_ctx = to_vm_device(device_obj);
struct net_device *net = dev_get_drvdata(&device_ctx->device);
- DPRINT_ENTER(NETVSC_DRV);
-
if (!net) {
DPRINT_ERR(NETVSC_DRV, "got link status but net device "
"not initialized yet");
netif_carrier_off(net);
netif_stop_queue(net);
}
- DPRINT_EXIT(NETVSC_DRV);
}
/*
int i;
unsigned long flags;
- DPRINT_ENTER(NETVSC_DRV);
-
if (!net) {
DPRINT_ERR(NETVSC_DRV, "got receive callback but net device "
"not initialized yet");
DPRINT_DBG(NETVSC_DRV, "# of recvs %lu total size %lu",
net->stats.rx_packets, net->stats.rx_bytes);
- DPRINT_EXIT(NETVSC_DRV);
-
return 0;
}
struct netvsc_device_info device_info;
int ret;
- DPRINT_ENTER(NETVSC_DRV);
-
if (!net_drv_obj->Base.OnDeviceAdd)
return -1;
free_netdev(net);
}
- DPRINT_EXIT(NETVSC_DRV);
return ret;
}
struct hv_device *device_obj = &device_ctx->device_obj;
int ret;
- DPRINT_ENTER(NETVSC_DRV);
-
if (net == NULL) {
DPRINT_INFO(NETVSC, "no net device to remove");
- DPRINT_EXIT(NETVSC_DRV);
return 0;
}
- if (!net_drv_obj->Base.OnDeviceRemove) {
- DPRINT_EXIT(NETVSC_DRV);
+ if (!net_drv_obj->Base.OnDeviceRemove)
return -1;
- }
/* Stop outbound asap */
netif_stop_queue(net);
}
free_netdev(net);
- DPRINT_EXIT(NETVSC_DRV);
return ret;
}
struct device *current_dev;
int ret;
- DPRINT_ENTER(NETVSC_DRV);
-
while (1) {
current_dev = NULL;
vmbus_child_driver_unregister(drv_ctx);
- DPRINT_EXIT(NETVSC_DRV);
-
return;
}
struct driver_context *drv_ctx = &g_netvsc_drv.drv_ctx;
int ret;
- DPRINT_ENTER(NETVSC_DRV);
-
vmbus_get_interface(&net_drv_obj->Base.VmbusChannelInterface);
net_drv_obj->RingBufferSize = ring_size * PAGE_SIZE;
/* The driver belongs to vmbus */
ret = vmbus_child_driver_register(drv_ctx);
- DPRINT_EXIT(NETVSC_DRV);
-
return ret;
}
static int __init netvsc_init(void)
{
- int ret;
-
- DPRINT_ENTER(NETVSC_DRV);
DPRINT_INFO(NETVSC_DRV, "Netvsc initializing....");
if (!dmi_check_system(hv_netvsc_dmi_table))
return -ENODEV;
- ret = netvsc_drv_init(NetVscInitialize);
-
- DPRINT_EXIT(NETVSC_DRV);
-
- return ret;
+ return netvsc_drv_init(NetVscInitialize);
}
static void __exit netvsc_exit(void)
{
- DPRINT_ENTER(NETVSC_DRV);
netvsc_drv_exit();
- DPRINT_EXIT(NETVSC_DRV);
}
static const struct pci_device_id __initconst