#include "headers.h"
-#define DRV_DESCRIPTION "Beceem Communications Inc. WiMAX driver"
-#define DRV_VERSION "5.2.7.3P1"
-#define DRV_COPYRIGHT "Copyright 2010. Beceem Communications Inc"
-
-
struct net_device *gblpnetdev;
/***************************************************************************************/
/* proto-type of lower function */
static INT bcm_open(struct net_device *dev)
{
- PMINI_ADAPTER Adapter = NULL ; //(PMINI_ADAPTER)dev->priv;
- Adapter = GET_BCM_ADAPTER(dev);
- BCM_DEBUG_PRINT(Adapter,DBG_TYPE_INITEXIT, DRV_ENTRY, DBG_LVL_ALL, "======>");
+ PMINI_ADAPTER Adapter = GET_BCM_ADAPTER(dev);
+
if(Adapter->fw_download_done==FALSE)
return -EINVAL;
- Adapter->if_up=1;
if(Adapter->LinkUpStatus == 1){
if(netif_queue_stopped(Adapter->dev)){
netif_carrier_on(Adapter->dev);
}
}
- BCM_DEBUG_PRINT(Adapter,DBG_TYPE_INITEXIT, DRV_ENTRY, DBG_LVL_ALL, "<======");
return 0;
}
static INT bcm_close(struct net_device *dev)
{
- PMINI_ADAPTER Adapter = NULL ;//gpadapter ;
- Adapter = GET_BCM_ADAPTER(dev);
- BCM_DEBUG_PRINT(Adapter,DBG_TYPE_INITEXIT, DRV_ENTRY, DBG_LVL_ALL, "=====>");
- Adapter->if_up=0;
+ PMINI_ADAPTER Adapter = GET_BCM_ADAPTER(dev);
+
if(!netif_queue_stopped(dev)) {
netif_carrier_off(dev);
netif_stop_queue(dev);
}
- BCM_DEBUG_PRINT(Adapter,DBG_TYPE_INITEXIT, DRV_ENTRY, DBG_LVL_ALL,"<=====");
return 0;
}
static struct net_device_stats *bcm_get_stats(struct net_device *dev)
{
- PLINUX_DEP_DATA pLinuxData=NULL;
- PMINI_ADAPTER Adapter = NULL ;// gpadapter ;
- Adapter = GET_BCM_ADAPTER(dev);
- pLinuxData = (PLINUX_DEP_DATA)(Adapter->pvOsDepData);
-
- //BCM_DEBUG_PRINT(Adapter,DBG_TYPE_INITEXIT, DRV_ENTRY, DBG_LVL_ALL, "Dev = %p, pLinuxData = %p", dev, pLinuxData);
- pLinuxData->netstats.rx_packets=atomic_read(&Adapter->RxRollOverCount)*64*1024+Adapter->PrevNumRecvDescs;
- pLinuxData->netstats.rx_bytes=atomic_read(&Adapter->GoodRxByteCount)+atomic_read(&Adapter->BadRxByteCount);
- pLinuxData->netstats.rx_dropped=atomic_read(&Adapter->RxPacketDroppedCount);
- pLinuxData->netstats.rx_errors=atomic_read(&Adapter->RxPacketDroppedCount);
- pLinuxData->netstats.rx_length_errors=0;
- pLinuxData->netstats.rx_frame_errors=0;
- pLinuxData->netstats.rx_crc_errors=0;
- pLinuxData->netstats.tx_bytes=atomic_read(&Adapter->GoodTxByteCount);
- pLinuxData->netstats.tx_packets=atomic_read(&Adapter->TxTotalPacketCount);
- pLinuxData->netstats.tx_dropped=atomic_read(&Adapter->TxDroppedPacketCount);
-
- return &(pLinuxData->netstats);
+ PMINI_ADAPTER Adapter = GET_BCM_ADAPTER(dev);
+ struct net_device_stats* netstats = &dev->stats;
+
+ netstats->rx_packets = atomic_read(&Adapter->RxRollOverCount)*64*1024
+ + Adapter->PrevNumRecvDescs;
+ netstats->rx_bytes = atomic_read(&Adapter->GoodRxByteCount)
+ + atomic_read(&Adapter->BadRxByteCount);
+
+ netstats->rx_dropped = atomic_read(&Adapter->RxPacketDroppedCount);
+ netstats->rx_errors = atomic_read(&Adapter->RxPacketDroppedCount);
+ netstats->tx_bytes = atomic_read(&Adapter->GoodTxByteCount);
+ netstats->tx_packets = atomic_read(&Adapter->TxTotalPacketCount);
+ netstats->tx_dropped = atomic_read(&Adapter->TxDroppedPacketCount);
+
+ return netstats;
+}
+
+static u16 bcm_select_queue(struct net_device *dev, struct sk_buff *skb)
+{
+ return ClassifyPacket(netdev_priv(dev), skb);
}
+
+
+/*******************************************************************
+* Function - bcm_transmit()
+*
+* Description - This is the main transmit function for our virtual
+* interface(eth0). It handles the ARP packets. It
+* clones this packet and then Queue it to a suitable
+* Queue. Then calls the transmit_packet().
+*
+* Parameter - skb - Pointer to the socket buffer structure
+* dev - Pointer to the virtual net device structure
+*
+*********************************************************************/
+
+static netdev_tx_t bcm_transmit(struct sk_buff *skb, struct net_device *dev)
+{
+ PMINI_ADAPTER Adapter = GET_BCM_ADAPTER(dev);
+ u16 qindex = skb_get_queue_mapping(skb);
+
+ if (Adapter->device_removed || !Adapter->LinkUpStatus)
+ goto drop;
+
+ if (Adapter->TransferMode != IP_PACKET_ONLY_MODE )
+ goto drop;
+
+ if (INVALID_QUEUE_INDEX==qindex)
+ goto drop;
+
+ if (Adapter->PackInfo[qindex].uiCurrentPacketsOnHost >= SF_MAX_ALLOWED_PACKETS_TO_BACKUP)
+ return NETDEV_TX_BUSY;
+
+ /* Now Enqueue the packet */
+ BCM_DEBUG_PRINT(Adapter,DBG_TYPE_TX, NEXT_SEND, DBG_LVL_ALL,
+ "bcm_transmit Enqueueing the Packet To Queue %d",qindex);
+ spin_lock(&Adapter->PackInfo[qindex].SFQueueLock);
+ Adapter->PackInfo[qindex].uiCurrentBytesOnHost += skb->len;
+ Adapter->PackInfo[qindex].uiCurrentPacketsOnHost++;
+
+ *((B_UINT32 *)skb->cb + SKB_CB_LATENCY_OFFSET ) = jiffies;
+ ENQUEUEPACKET(Adapter->PackInfo[qindex].FirstTxQueue,
+ Adapter->PackInfo[qindex].LastTxQueue, skb);
+ atomic_inc(&Adapter->TotalPacketCount);
+ spin_unlock(&Adapter->PackInfo[qindex].SFQueueLock);
+
+ BCM_DEBUG_PRINT(Adapter,DBG_TYPE_TX, TX_OSAL_DBG, DBG_LVL_ALL,"ENQ: \n");
+
+ /* FIXME - this is racy and incorrect, replace with work queue */
+ if (!atomic_read(&Adapter->TxPktAvail)) {
+ atomic_set(&Adapter->TxPktAvail, 1);
+ wake_up(&Adapter->tx_packet_wait_queue);
+ }
+ return NETDEV_TX_OK;
+
+ drop:
+ dev_kfree_skb(skb);
+ return NETDEV_TX_OK;
+}
+
+
+
/**
@ingroup init_functions
Register other driver entry points with the kernel
*/
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 29)
-static struct net_device_ops bcmNetDevOps = {
+static const struct net_device_ops bcmNetDevOps = {
.ndo_open = bcm_open,
.ndo_stop = bcm_close,
.ndo_get_stats = bcm_get_stats,
.ndo_change_mtu = eth_change_mtu,
.ndo_set_mac_address = eth_mac_addr,
.ndo_validate_addr = eth_validate_addr,
+ .ndo_select_queue = bcm_select_queue,
+};
+
+static struct device_type wimax_type = {
+ .name = "wimax",
+};
+
+static int bcm_get_settings(struct net_device *dev, struct ethtool_cmd *cmd)
+{
+ cmd->supported = 0;
+ cmd->advertising = 0;
+ cmd->speed = SPEED_10000;
+ cmd->duplex = DUPLEX_FULL;
+ cmd->port = PORT_TP;
+ cmd->phy_address = 0;
+ cmd->transceiver = XCVR_INTERNAL;
+ cmd->autoneg = AUTONEG_DISABLE;
+ cmd->maxtxpkt = 0;
+ cmd->maxrxpkt = 0;
+ return 0;
+}
+
+static void bcm_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *info)
+{
+ PMINI_ADAPTER Adapter = GET_BCM_ADAPTER(dev);
+ PS_INTERFACE_ADAPTER psIntfAdapter = Adapter->pvInterfaceAdapter;
+ struct usb_device *udev = interface_to_usbdev(psIntfAdapter->interface);
+
+ strcpy(info->driver, DRV_NAME);
+ strcpy(info->version, DRV_VERSION);
+ snprintf(info->fw_version, sizeof(info->fw_version), "%u.%u",
+ Adapter->uiFlashLayoutMajorVersion,
+ Adapter->uiFlashLayoutMinorVersion);
+
+ usb_make_path(udev, info->bus_info, sizeof(info->bus_info));
+}
+
+static u32 bcm_get_link(struct net_device *dev)
+{
+ PMINI_ADAPTER Adapter = GET_BCM_ADAPTER(dev);
+
+ return Adapter->LinkUpStatus;
+}
+
+static const struct ethtool_ops bcm_ethtool_ops = {
+ .get_settings = bcm_get_settings,
+ .get_drvinfo = bcm_get_drvinfo,
+ .get_link = bcm_get_link,
};
-#endif
int register_networkdev(PMINI_ADAPTER Adapter)
{
- int result=0;
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,27)
- void **temp = NULL; /* actually we're *allocating* the device in alloc_etherdev */
-#endif
- Adapter->dev = alloc_etherdev(sizeof(PMINI_ADAPTER));
- if(!Adapter->dev)
- {
- BCM_DEBUG_PRINT(Adapter,DBG_TYPE_INITEXIT, DRV_ENTRY, DBG_LVL_ALL, "ERR: No Dev");
- return -ENOMEM;
- }
- gblpnetdev = Adapter->dev;
-#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,27)
- Adapter->dev->priv = Adapter;
-#else
- temp = netdev_priv(Adapter->dev);
- *temp = (void *)Adapter;
-#endif
- //BCM_DEBUG_PRINT(Adapter,DBG_TYPE_PRINTK, 0, 0, "init adapterptr: %x %x\n", (UINT)Adapter, temp);
-
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 29)
- Adapter->dev->netdev_ops = &bcmNetDevOps;
-#else
- Adapter->dev->open = bcm_open;
- Adapter->dev->stop = bcm_close;
- Adapter->dev->get_stats = bcm_get_stats;
- Adapter->dev->hard_start_xmit = bcm_transmit;
- Adapter->dev->hard_header_len = ETH_HLEN + LEADER_SIZE;
-#endif
-
- Adapter->dev->mtu = MTU_SIZE; /* 1400 Bytes */
+ struct net_device *net = Adapter->dev;
+ int result;
+
+ net->netdev_ops = &bcmNetDevOps;
+ net->ethtool_ops = &bcm_ethtool_ops;
+ net->mtu = MTU_SIZE; /* 1400 Bytes */
+ net->tx_queue_len = TX_QLEN;
+ net->flags |= IFF_NOARP;
+ net->flags &= ~(IFF_BROADCAST|IFF_MULTICAST);
+
+ netif_carrier_off(net);
+
+ SET_NETDEV_DEVTYPE(net, &wimax_type);
+
/* Read the MAC Address from EEPROM */
ReadMacAddressFromNVM(Adapter);
- result = register_netdev(Adapter->dev);
- if (!result) {
- free_netdev(Adapter->dev);
+ result = register_netdev(net);
+ if (result == 0)
+ gblpnetdev = Adapter->dev = net;
+ else {
Adapter->dev = NULL;
+ free_netdev(net);
}
return result;
}
-void bcm_unregister_networkdev(PMINI_ADAPTER Adapter)
-{
- BCM_DEBUG_PRINT(Adapter,DBG_TYPE_INITEXIT, DRV_ENTRY, DBG_LVL_ALL, "Unregistering the Net Dev...\n");
- if(Adapter->dev) {
- unregister_netdev(Adapter->dev);
- Adapter->dev = NULL;
- }
-}
-
static int bcm_init(void)
{
printk(KERN_INFO "%s, %s\n", DRV_DESCRIPTION, DRV_VERSION);
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