diff options
Diffstat (limited to 'drivers/net/netxen/netxen_nic_isr.c')
| -rw-r--r-- | drivers/net/netxen/netxen_nic_isr.c | 220 |
1 files changed, 0 insertions, 220 deletions
diff --git a/drivers/net/netxen/netxen_nic_isr.c b/drivers/net/netxen/netxen_nic_isr.c deleted file mode 100644 index 96cec41f9019..000000000000 --- a/drivers/net/netxen/netxen_nic_isr.c +++ /dev/null @@ -1,220 +0,0 @@ -/* - * Copyright (C) 2003 - 2006 NetXen, Inc. - * All rights reserved. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version 2 - * of the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place - Suite 330, Boston, - * MA 02111-1307, USA. - * - * The full GNU General Public License is included in this distribution - * in the file called LICENSE. - * - * Contact Information: - * info@netxen.com - * NetXen, - * 3965 Freedom Circle, Fourth floor, - * Santa Clara, CA 95054 - */ - -#include <linux/netdevice.h> -#include <linux/delay.h> - -#include "netxen_nic.h" -#include "netxen_nic_hw.h" -#include "netxen_nic_phan_reg.h" - -/* - * netxen_nic_get_stats - Get System Network Statistics - * @netdev: network interface device structure - */ -struct net_device_stats *netxen_nic_get_stats(struct net_device *netdev) -{ - struct netxen_adapter *adapter = netdev_priv(netdev); - struct net_device_stats *stats = &adapter->net_stats; - - memset(stats, 0, sizeof(*stats)); - - /* total packets received */ - stats->rx_packets = adapter->stats.no_rcv; - /* total packets transmitted */ - stats->tx_packets = adapter->stats.xmitedframes + - adapter->stats.xmitfinished; - /* total bytes received */ - stats->rx_bytes = adapter->stats.rxbytes; - /* total bytes transmitted */ - stats->tx_bytes = adapter->stats.txbytes; - /* bad packets received */ - stats->rx_errors = adapter->stats.rcvdbadskb; - /* packet transmit problems */ - stats->tx_errors = adapter->stats.nocmddescriptor; - /* no space in linux buffers */ - stats->rx_dropped = adapter->stats.rxdropped; - /* no space available in linux */ - stats->tx_dropped = adapter->stats.txdropped; - - return stats; -} - -static void netxen_indicate_link_status(struct netxen_adapter *adapter, - u32 link) -{ - struct net_device *netdev = adapter->netdev; - - if (link) - netif_carrier_on(netdev); - else - netif_carrier_off(netdev); -} - -#if 0 -void netxen_handle_port_int(struct netxen_adapter *adapter, u32 enable) -{ - __u32 int_src; - - /* This should clear the interrupt source */ - if (adapter->phy_read) - adapter->phy_read(adapter, - NETXEN_NIU_GB_MII_MGMT_ADDR_INT_STATUS, - &int_src); - if (int_src == 0) { - DPRINTK(INFO, "No phy interrupts for port #%d\n", portno); - return; - } - if (adapter->disable_phy_interrupts) - adapter->disable_phy_interrupts(adapter); - - if (netxen_get_phy_int_jabber(int_src)) - DPRINTK(INFO, "Jabber interrupt \n"); - - if (netxen_get_phy_int_polarity_changed(int_src)) - DPRINTK(INFO, "POLARITY CHANGED int \n"); - - if (netxen_get_phy_int_energy_detect(int_src)) - DPRINTK(INFO, "ENERGY DETECT INT \n"); - - if (netxen_get_phy_int_downshift(int_src)) - DPRINTK(INFO, "DOWNSHIFT INT \n"); - /* write it down later.. */ - if ((netxen_get_phy_int_speed_changed(int_src)) - || (netxen_get_phy_int_link_status_changed(int_src))) { - __u32 status; - - DPRINTK(INFO, "SPEED CHANGED OR LINK STATUS CHANGED \n"); - - if (adapter->phy_read - && adapter->phy_read(adapter, - NETXEN_NIU_GB_MII_MGMT_ADDR_PHY_STATUS, - &status) == 0) { - if (netxen_get_phy_int_link_status_changed(int_src)) { - if (netxen_get_phy_link(status)) { - printk(KERN_INFO "%s: %s Link UP\n", - netxen_nic_driver_name, - adapter->netdev->name); - - } else { - printk(KERN_INFO "%s: %s Link DOWN\n", - netxen_nic_driver_name, - adapter->netdev->name); - } - netxen_indicate_link_status(adapter, - netxen_get_phy_link - (status)); - } - } - } - if (adapter->enable_phy_interrupts) - adapter->enable_phy_interrupts(adapter); -} -#endif /* 0 */ - -static void netxen_nic_isr_other(struct netxen_adapter *adapter) -{ - int portno = adapter->portnum; - u32 val, linkup, qg_linksup; - - /* verify the offset */ - val = readl(NETXEN_CRB_NORMALIZE(adapter, CRB_XG_STATE)); - val = val >> adapter->physical_port; - if (val == adapter->ahw.qg_linksup) - return; - - qg_linksup = adapter->ahw.qg_linksup; - adapter->ahw.qg_linksup = val; - DPRINTK(INFO, "link update 0x%08x\n", val); - - linkup = val & 1; - - if (linkup != (qg_linksup & 1)) { - printk(KERN_INFO "%s: %s PORT %d link %s\n", - adapter->netdev->name, - netxen_nic_driver_name, portno, - ((linkup == 0) ? "down" : "up")); - netxen_indicate_link_status(adapter, linkup); - if (linkup) - netxen_nic_set_link_parameters(adapter); - - } -} - -void netxen_nic_gbe_handle_phy_intr(struct netxen_adapter *adapter) -{ - netxen_nic_isr_other(adapter); -} - -#if 0 -int netxen_nic_link_ok(struct netxen_adapter *adapter) -{ - switch (adapter->ahw.board_type) { - case NETXEN_NIC_GBE: - return ((adapter->ahw.qg_linksup) & 1); - - case NETXEN_NIC_XGBE: - return ((adapter->ahw.xg_linkup) & 1); - - default: - printk(KERN_ERR"%s: Function: %s, Unknown board type\n", - netxen_nic_driver_name, __FUNCTION__); - break; - } - - return 0; -} -#endif /* 0 */ - -void netxen_nic_xgbe_handle_phy_intr(struct netxen_adapter *adapter) -{ - struct net_device *netdev = adapter->netdev; - u32 val; - - /* WINDOW = 1 */ - val = readl(NETXEN_CRB_NORMALIZE(adapter, CRB_XG_STATE)); - val >>= (adapter->physical_port * 8); - val &= 0xff; - - if (adapter->ahw.xg_linkup == 1 && val != XG_LINK_UP) { - printk(KERN_INFO "%s: %s NIC Link is down\n", - netxen_nic_driver_name, netdev->name); - adapter->ahw.xg_linkup = 0; - if (netif_running(netdev)) { - netif_carrier_off(netdev); - netif_stop_queue(netdev); - } - } else if (adapter->ahw.xg_linkup == 0 && val == XG_LINK_UP) { - printk(KERN_INFO "%s: %s NIC Link is up\n", - netxen_nic_driver_name, netdev->name); - adapter->ahw.xg_linkup = 1; - netif_carrier_on(netdev); - netif_wake_queue(netdev); - } -} |