diff options
Diffstat (limited to 'drivers/staging/sbe-2t3e3/netdev.c')
| -rw-r--r-- | drivers/staging/sbe-2t3e3/netdev.c | 143 |
1 files changed, 0 insertions, 143 deletions
diff --git a/drivers/staging/sbe-2t3e3/netdev.c b/drivers/staging/sbe-2t3e3/netdev.c deleted file mode 100644 index fe6c951..0000000 --- a/drivers/staging/sbe-2t3e3/netdev.c +++ /dev/null @@ -1,143 +0,0 @@ -/* - * SBE 2T3E3 synchronous serial card driver for Linux - * - * Copyright (C) 2009-2010 Krzysztof Halasa <khc@pm.waw.pl> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of version 2 of the GNU General Public License - * as published by the Free Software Foundation. - * - * This code is based on a driver written by SBE Inc. - */ - -#include <linux/capability.h> -#include <linux/module.h> -#include <linux/slab.h> -#include <linux/delay.h> -#include <linux/netdevice.h> -#include <linux/pci.h> -#include <linux/hdlc.h> -#include <linux/if_arp.h> -#include <linux/interrupt.h> -#include "2t3e3.h" - -static int t3e3_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) -{ - struct channel *sc = dev_to_priv(dev); - int cmd_2t3e3, len, rlen; - struct t3e3_param param; - struct t3e3_resp resp; - void __user *data = ifr->ifr_data + sizeof(cmd_2t3e3) + sizeof(len); - - if (cmd == SIOCWANDEV) - return hdlc_ioctl(dev, ifr, cmd); - if (!capable(CAP_SYS_ADMIN)) - return -EPERM; - if (cmd != SIOCDEVPRIVATE + 15) - return -EINVAL; - - if (copy_from_user(&cmd_2t3e3, ifr->ifr_data, sizeof(cmd_2t3e3))) - return -EFAULT; - if (copy_from_user(&len, ifr->ifr_data + sizeof(cmd_2t3e3), sizeof(len))) - return -EFAULT; - - if (len > sizeof(param)) - return -EFAULT; - - if (len) - if (copy_from_user(¶m, data, len)) - return -EFAULT; - - t3e3_if_config(sc, cmd_2t3e3, (char *)¶m, &resp, &rlen); - - if (rlen) - if (copy_to_user(data, &resp, rlen)) - return -EFAULT; - - return 0; -} - -static struct net_device_stats *t3e3_get_stats(struct net_device *dev) -{ - struct net_device_stats *nstats = &dev->stats; - struct channel *sc = dev_to_priv(dev); - struct t3e3_stats *stats = &sc->s; - - memset(nstats, 0, sizeof(struct net_device_stats)); - nstats->rx_packets = stats->in_packets; - nstats->tx_packets = stats->out_packets; - nstats->rx_bytes = stats->in_bytes; - nstats->tx_bytes = stats->out_bytes; - - nstats->rx_errors = stats->in_errors; - nstats->tx_errors = stats->out_errors; - nstats->rx_crc_errors = stats->in_error_crc; - - - nstats->rx_dropped = stats->in_dropped; - nstats->tx_dropped = stats->out_dropped; - nstats->tx_carrier_errors = stats->out_error_lost_carr + - stats->out_error_no_carr; - - return nstats; -} - -static int t3e3_open(struct net_device *dev) -{ - struct channel *sc = dev_to_priv(dev); - int ret = hdlc_open(dev); - - if (ret) - return ret; - - sc->r.flags |= SBE_2T3E3_FLAG_NETWORK_UP; - dc_start(dev_to_priv(dev)); - netif_start_queue(dev); - try_module_get(THIS_MODULE); - return 0; -} - -static int t3e3_close(struct net_device *dev) -{ - struct channel *sc = dev_to_priv(dev); - hdlc_close(dev); - netif_stop_queue(dev); - dc_stop(sc); - sc->r.flags &= ~SBE_2T3E3_FLAG_NETWORK_UP; - module_put(THIS_MODULE); - return 0; -} - -static int t3e3_attach(struct net_device *dev, unsigned short foo1, - unsigned short foo2) -{ - return 0; -} - -static const struct net_device_ops t3e3_ops = { - .ndo_open = t3e3_open, - .ndo_stop = t3e3_close, - .ndo_change_mtu = hdlc_change_mtu, - .ndo_start_xmit = hdlc_start_xmit, - .ndo_do_ioctl = t3e3_ioctl, - .ndo_get_stats = t3e3_get_stats, -}; - -int setup_device(struct net_device *dev, struct channel *sc) -{ - hdlc_device *hdlc = dev_to_hdlc(dev); - int retval; - - dev->base_addr = pci_resource_start(sc->pdev, 0); - dev->irq = sc->pdev->irq; - dev->netdev_ops = &t3e3_ops; - dev->tx_queue_len = 100; - hdlc->xmit = t3e3_if_start_xmit; - hdlc->attach = t3e3_attach; - retval = register_hdlc_device(dev); - if (retval) { - dev_err(&sc->pdev->dev, "error registering HDLC device\n"); - return retval; - } - return 0; -} |
