diff options
Diffstat (limited to 'drivers/staging/octeon/ethernet-sgmii.c')
-rw-r--r-- | drivers/staging/octeon/ethernet-sgmii.c | 112 |
1 files changed, 5 insertions, 107 deletions
diff --git a/drivers/staging/octeon/ethernet-sgmii.c b/drivers/staging/octeon/ethernet-sgmii.c index 21a7a17..8bceb76 100644 --- a/drivers/staging/octeon/ethernet-sgmii.c +++ b/drivers/staging/octeon/ethernet-sgmii.c @@ -1,29 +1,13 @@ -/********************************************************************** - * Author: Cavium Networks - * - * Contact: support@caviumnetworks.com - * This file is part of the OCTEON SDK +/* + * This file is based on code from OCTEON SDK by Cavium Networks. * * Copyright (c) 2003-2007 Cavium Networks * * This file is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License, Version 2, as * published by the Free Software Foundation. - * - * This file is distributed in the hope that it will be useful, but - * AS-IS and WITHOUT ANY WARRANTY; without even the implied warranty - * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, TITLE, or - * NONINFRINGEMENT. See the GNU General Public License for more - * details. - * - * You should have received a copy of the GNU General Public License - * along with this file; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - * or visit http://www.gnu.org/licenses/. - * - * This file may also be available under a different license from Cavium. - * Contact Cavium Networks for more information -**********************************************************************/ + */ + #include <linux/phy.h> #include <linux/kernel.h> #include <linux/netdevice.h> @@ -41,101 +25,15 @@ #include <asm/octeon/cvmx-gmxx-defs.h> -static void cvm_oct_sgmii_poll(struct net_device *dev) -{ - struct octeon_ethernet *priv = netdev_priv(dev); - cvmx_helper_link_info_t link_info; - - link_info = cvmx_helper_link_get(priv->port); - if (link_info.u64 == priv->link_info) - return; - - link_info = cvmx_helper_link_autoconf(priv->port); - priv->link_info = link_info.u64; - - /* Tell Linux */ - if (link_info.s.link_up) { - - if (!netif_carrier_ok(dev)) - netif_carrier_on(dev); - if (priv->queue != -1) - printk_ratelimited - ("%s: %u Mbps %s duplex, port %2d, queue %2d\n", - dev->name, link_info.s.speed, - (link_info.s.full_duplex) ? "Full" : "Half", - priv->port, priv->queue); - else - printk_ratelimited - ("%s: %u Mbps %s duplex, port %2d, POW\n", - dev->name, link_info.s.speed, - (link_info.s.full_duplex) ? "Full" : "Half", - priv->port); - } else { - if (netif_carrier_ok(dev)) - netif_carrier_off(dev); - printk_ratelimited("%s: Link down\n", dev->name); - } -} - int cvm_oct_sgmii_open(struct net_device *dev) { - union cvmx_gmxx_prtx_cfg gmx_cfg; - struct octeon_ethernet *priv = netdev_priv(dev); - int interface = INTERFACE(priv->port); - int index = INDEX(priv->port); - cvmx_helper_link_info_t link_info; - int rv; - - rv = cvm_oct_phy_setup_device(dev); - if (rv) - return rv; - - gmx_cfg.u64 = cvmx_read_csr(CVMX_GMXX_PRTX_CFG(index, interface)); - gmx_cfg.s.en = 1; - cvmx_write_csr(CVMX_GMXX_PRTX_CFG(index, interface), gmx_cfg.u64); - - if (octeon_is_simulation()) - return 0; - - if (priv->phydev) { - int r = phy_read_status(priv->phydev); - - if (r == 0 && priv->phydev->link == 0) - netif_carrier_off(dev); - cvm_oct_adjust_link(dev); - } else { - link_info = cvmx_helper_link_get(priv->port); - if (!link_info.s.link_up) - netif_carrier_off(dev); - priv->poll = cvm_oct_sgmii_poll; - cvm_oct_sgmii_poll(dev); - } - return 0; -} - -int cvm_oct_sgmii_stop(struct net_device *dev) -{ - union cvmx_gmxx_prtx_cfg gmx_cfg; - struct octeon_ethernet *priv = netdev_priv(dev); - int interface = INTERFACE(priv->port); - int index = INDEX(priv->port); - - gmx_cfg.u64 = cvmx_read_csr(CVMX_GMXX_PRTX_CFG(index, interface)); - gmx_cfg.s.en = 0; - cvmx_write_csr(CVMX_GMXX_PRTX_CFG(index, interface), gmx_cfg.u64); - return cvm_oct_common_stop(dev); + return cvm_oct_common_open(dev, cvm_oct_link_poll, true); } int cvm_oct_sgmii_init(struct net_device *dev) { cvm_oct_common_init(dev); - dev->netdev_ops->ndo_stop(dev); /* FIXME: Need autoneg logic */ return 0; } - -void cvm_oct_sgmii_uninit(struct net_device *dev) -{ - cvm_oct_common_uninit(dev); -} |