#include "mv643xx_eth.h"
/* Static function declarations */
-static void eth_port_uc_addr_get(struct net_device *dev,
- unsigned char *MacAddr);
+static void eth_port_uc_addr_get(unsigned int port_num, unsigned char *p_addr);
+static void eth_port_uc_addr_set(unsigned int port_num, unsigned char *p_addr);
static void eth_port_set_multicast_list(struct net_device *);
static void mv643xx_eth_port_enable_tx(unsigned int port_num,
unsigned int queues);
static struct net_device_stats *mv643xx_eth_get_stats(struct net_device *);
static void eth_port_init_mac_tables(unsigned int eth_port_num);
#ifdef MV643XX_NAPI
-static int mv643xx_poll(struct net_device *dev, int *budget);
+static int mv643xx_poll(struct napi_struct *napi, int budget);
#endif
static int ethernet_phy_get(unsigned int eth_port_num);
static void ethernet_phy_set(unsigned int eth_port_num, int phy_addr);
* received packet
*/
skb_put(skb, pkt_info.byte_cnt - 4);
- skb->dev = dev;
if (pkt_info.cmd_sts & ETH_LAYER_4_CHECKSUM_OK) {
skb->ip_summed = CHECKSUM_UNNECESSARY;
}
/* PHY status changed */
- if (eth_int_cause_ext & ETH_INT_CAUSE_PHY) {
+ if (eth_int_cause_ext & (ETH_INT_CAUSE_PHY | ETH_INT_CAUSE_STATE)) {
struct ethtool_cmd cmd;
if (mii_link_ok(&mp->mii)) {
/* wait for previous write to complete */
mv_read(MV643XX_ETH_INTERRUPT_MASK_REG(port_num));
- netif_rx_schedule(dev);
+ netif_rx_schedule(dev, &mp->napi);
}
#else
if (eth_int_cause & ETH_INT_CAUSE_RX)
mv643xx_eth_rx_refill_descs(dev); /* Fill RX ring with skb's */
+#ifdef MV643XX_NAPI
+ napi_enable(&mp->napi);
+#endif
+
eth_port_start(dev);
/* Interrupt Coalescing */
mv_read(MV643XX_ETH_INTERRUPT_MASK_REG(port_num));
#ifdef MV643XX_NAPI
- netif_poll_disable(dev);
+ napi_disable(&mp->napi);
#endif
netif_carrier_off(dev);
netif_stop_queue(dev);
mv643xx_eth_free_tx_rings(dev);
mv643xx_eth_free_rx_rings(dev);
-#ifdef MV643XX_NAPI
- netif_poll_enable(dev);
-#endif
-
free_irq(dev->irq, dev);
return 0;
*
* This function is used in case of NAPI
*/
-static int mv643xx_poll(struct net_device *dev, int *budget)
+static int mv643xx_poll(struct napi_struct *napi, int budget)
{
- struct mv643xx_private *mp = netdev_priv(dev);
- int done = 1, orig_budget, work_done;
+ struct mv643xx_private *mp = container_of(napi, struct mv643xx_private, napi);
+ struct net_device *dev = mp->dev;
unsigned int port_num = mp->port_num;
+ int work_done;
#ifdef MV643XX_TX_FAST_REFILL
if (++mp->tx_clean_threshold > 5) {
}
#endif
+ work_done = 0;
if ((mv_read(MV643XX_ETH_RX_CURRENT_QUEUE_DESC_PTR_0(port_num)))
- != (u32) mp->rx_used_desc_q) {
- orig_budget = *budget;
- if (orig_budget > dev->quota)
- orig_budget = dev->quota;
- work_done = mv643xx_eth_receive_queue(dev, orig_budget);
- *budget -= work_done;
- dev->quota -= work_done;
- if (work_done >= orig_budget)
- done = 0;
- }
+ != (u32) mp->rx_used_desc_q)
+ work_done = mv643xx_eth_receive_queue(dev, budget);
- if (done) {
- netif_rx_complete(dev);
+ if (work_done < budget) {
+ netif_rx_complete(dev, napi);
mv_write(MV643XX_ETH_INTERRUPT_CAUSE_REG(port_num), 0);
mv_write(MV643XX_ETH_INTERRUPT_CAUSE_EXTEND_REG(port_num), 0);
mv_write(MV643XX_ETH_INTERRUPT_MASK_REG(port_num),
ETH_INT_UNMASK_ALL);
}
- return done ? 0 : 1;
+ return work_done;
}
#endif
cmd_sts |= ETH_GEN_TCP_UDP_CHECKSUM |
ETH_GEN_IP_V_4_CHECKSUM |
- skb->nh.iph->ihl << ETH_TX_IHL_SHIFT;
+ ip_hdr(skb)->ihl << ETH_TX_IHL_SHIFT;
- switch (skb->nh.iph->protocol) {
+ switch (ip_hdr(skb)->protocol) {
case IPPROTO_UDP:
cmd_sts |= ETH_UDP_FRAME;
- desc->l4i_chk = skb->h.uh->check;
+ desc->l4i_chk = udp_hdr(skb)->check;
break;
case IPPROTO_TCP:
- desc->l4i_chk = skb->h.th->check;
+ desc->l4i_chk = tcp_hdr(skb)->check;
break;
default:
BUG();
spin_lock_irqsave(&mp->lock, flags);
eth_tx_submit_descs_for_skb(mp, skb);
- stats->tx_bytes = skb->len;
+ stats->tx_bytes += skb->len;
stats->tx_packets++;
dev->trans_start = jiffies;
platform_set_drvdata(pdev, dev);
mp = netdev_priv(dev);
+ mp->dev = dev;
+#ifdef MV643XX_NAPI
+ netif_napi_add(dev, &mp->napi, mv643xx_poll, 64);
+#endif
res = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
BUG_ON(!res);
/* No need to Tx Timeout */
dev->tx_timeout = mv643xx_eth_tx_timeout;
-#ifdef MV643XX_NAPI
- dev->poll = mv643xx_poll;
- dev->weight = 64;
-#endif
#ifdef CONFIG_NET_POLL_CONTROLLER
dev->poll_controller = mv643xx_netpoll;
#endif
dev->watchdog_timeo = 2 * HZ;
- dev->tx_queue_len = mp->tx_ring_size;
dev->base_addr = 0;
dev->change_mtu = mv643xx_eth_change_mtu;
dev->do_ioctl = mv643xx_eth_do_ioctl;
port_num = mp->port_num = pd->port_number;
/* set default config values */
- eth_port_uc_addr_get(dev, dev->dev_addr);
+ eth_port_uc_addr_get(port_num, dev->dev_addr);
mp->rx_ring_size = MV643XX_ETH_PORT_DEFAULT_RECEIVE_QUEUE_SIZE;
mp->tx_ring_size = MV643XX_ETH_PORT_DEFAULT_TRANSMIT_QUEUE_SIZE;
}
/*
- * eth_port_uc_addr_set - This function Set the port Unicast address.
- *
- * DESCRIPTION:
- * This function Set the port Ethernet MAC address.
- *
- * INPUT:
- * unsigned int eth_port_num Port number.
- * char * p_addr Address to be set
- *
- * OUTPUT:
- * Set MAC address low and high registers. also calls
- * eth_port_set_filter_table_entry() to set the unicast
- * table with the proper information.
- *
- * RETURN:
- * N/A.
- *
+ * eth_port_uc_addr_set - Write a MAC address into the port's hw registers
*/
-static void eth_port_uc_addr_set(unsigned int eth_port_num,
- unsigned char *p_addr)
+static void eth_port_uc_addr_set(unsigned int port_num, unsigned char *p_addr)
{
unsigned int mac_h;
unsigned int mac_l;
mac_h = (p_addr[0] << 24) | (p_addr[1] << 16) | (p_addr[2] << 8) |
(p_addr[3] << 0);
- mv_write(MV643XX_ETH_MAC_ADDR_LOW(eth_port_num), mac_l);
- mv_write(MV643XX_ETH_MAC_ADDR_HIGH(eth_port_num), mac_h);
+ mv_write(MV643XX_ETH_MAC_ADDR_LOW(port_num), mac_l);
+ mv_write(MV643XX_ETH_MAC_ADDR_HIGH(port_num), mac_h);
- /* Accept frames of this address */
- table = MV643XX_ETH_DA_FILTER_UNICAST_TABLE_BASE(eth_port_num);
+ /* Accept frames with this address */
+ table = MV643XX_ETH_DA_FILTER_UNICAST_TABLE_BASE(port_num);
eth_port_set_filter_table_entry(table, p_addr[5] & 0x0f);
}
/*
- * eth_port_uc_addr_get - This function retrieves the port Unicast address
- * (MAC address) from the ethernet hw registers.
- *
- * DESCRIPTION:
- * This function retrieves the port Ethernet MAC address.
- *
- * INPUT:
- * unsigned int eth_port_num Port number.
- * char *MacAddr pointer where the MAC address is stored
- *
- * OUTPUT:
- * Copy the MAC address to the location pointed to by MacAddr
- *
- * RETURN:
- * N/A.
- *
+ * eth_port_uc_addr_get - Read the MAC address from the port's hw registers
*/
-static void eth_port_uc_addr_get(struct net_device *dev, unsigned char *p_addr)
+static void eth_port_uc_addr_get(unsigned int port_num, unsigned char *p_addr)
{
- struct mv643xx_private *mp = netdev_priv(dev);
unsigned int mac_h;
unsigned int mac_l;
- mac_h = mv_read(MV643XX_ETH_MAC_ADDR_HIGH(mp->port_num));
- mac_l = mv_read(MV643XX_ETH_MAC_ADDR_LOW(mp->port_num));
+ mac_h = mv_read(MV643XX_ETH_MAC_ADDR_HIGH(port_num));
+ mac_l = mv_read(MV643XX_ETH_MAC_ADDR_LOW(port_num));
p_addr[0] = (mac_h >> 24) & 0xff;
p_addr[1] = (mac_h >> 16) & 0xff;
.get_stats_count = mv643xx_get_stats_count,
.get_ethtool_stats = mv643xx_get_ethtool_stats,
.get_strings = mv643xx_get_strings,
- .get_stats_count = mv643xx_get_stats_count,
- .get_ethtool_stats = mv643xx_get_ethtool_stats,
.nway_reset = mv643xx_eth_nway_restart,
};