--- /dev/null
+/*
+ * Copyright (C) 2003 - 2009 NetXen, Inc.
+ * Copyright (C) 2009 - QLogic Corporation.
+ * 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, see <http://www.gnu.org/licenses/>.
+ *
+ * The full GNU General Public License is included in this distribution
+ * in the file called "COPYING".
+ *
+ */
+
+#include <linux/types.h>
+#include <linux/delay.h>
+#include <linux/pci.h>
+#include <asm/io.h>
+#include <linux/netdevice.h>
+#include <linux/ethtool.h>
+
+#include "netxen_nic.h"
+#include "netxen_nic_hw.h"
+
+struct netxen_nic_stats {
+ char stat_string[ETH_GSTRING_LEN];
+ int sizeof_stat;
+ int stat_offset;
+};
+
+#define NETXEN_NIC_STAT(m) sizeof(((struct netxen_adapter *)0)->m), \
+ offsetof(struct netxen_adapter, m)
+
+#define NETXEN_NIC_PORT_WINDOW 0x10000
+#define NETXEN_NIC_INVALID_DATA 0xDEADBEEF
+
+static const struct netxen_nic_stats netxen_nic_gstrings_stats[] = {
+ {"xmit_called", NETXEN_NIC_STAT(stats.xmitcalled)},
+ {"xmit_finished", NETXEN_NIC_STAT(stats.xmitfinished)},
+ {"rx_dropped", NETXEN_NIC_STAT(stats.rxdropped)},
+ {"tx_dropped", NETXEN_NIC_STAT(stats.txdropped)},
+ {"csummed", NETXEN_NIC_STAT(stats.csummed)},
+ {"rx_pkts", NETXEN_NIC_STAT(stats.rx_pkts)},
+ {"lro_pkts", NETXEN_NIC_STAT(stats.lro_pkts)},
+ {"rx_bytes", NETXEN_NIC_STAT(stats.rxbytes)},
+ {"tx_bytes", NETXEN_NIC_STAT(stats.txbytes)},
+};
+
+#define NETXEN_NIC_STATS_LEN ARRAY_SIZE(netxen_nic_gstrings_stats)
+
+static const char netxen_nic_gstrings_test[][ETH_GSTRING_LEN] = {
+ "Register_Test_on_offline",
+ "Link_Test_on_offline"
+};
+
+#define NETXEN_NIC_TEST_LEN ARRAY_SIZE(netxen_nic_gstrings_test)
+
+#define NETXEN_NIC_REGS_COUNT 30
+#define NETXEN_NIC_REGS_LEN (NETXEN_NIC_REGS_COUNT * sizeof(__le32))
+#define NETXEN_MAX_EEPROM_LEN 1024
+
+static int netxen_nic_get_eeprom_len(struct net_device *dev)
+{
+ return NETXEN_FLASH_TOTAL_SIZE;
+}
+
+static void
+netxen_nic_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *drvinfo)
+{
+ struct netxen_adapter *adapter = netdev_priv(dev);
+ u32 fw_major = 0;
+ u32 fw_minor = 0;
+ u32 fw_build = 0;
+
+ strlcpy(drvinfo->driver, netxen_nic_driver_name,
+ sizeof(drvinfo->driver));
+ strlcpy(drvinfo->version, NETXEN_NIC_LINUX_VERSIONID,
+ sizeof(drvinfo->version));
+ fw_major = NXRD32(adapter, NETXEN_FW_VERSION_MAJOR);
+ fw_minor = NXRD32(adapter, NETXEN_FW_VERSION_MINOR);
+ fw_build = NXRD32(adapter, NETXEN_FW_VERSION_SUB);
+ snprintf(drvinfo->fw_version, sizeof(drvinfo->fw_version),
+ "%d.%d.%d", fw_major, fw_minor, fw_build);
+
+ strlcpy(drvinfo->bus_info, pci_name(adapter->pdev),
+ sizeof(drvinfo->bus_info));
+ drvinfo->regdump_len = NETXEN_NIC_REGS_LEN;
+ drvinfo->eedump_len = netxen_nic_get_eeprom_len(dev);
+}
+
+static int
+netxen_nic_get_settings(struct net_device *dev, struct ethtool_cmd *ecmd)
+{
+ struct netxen_adapter *adapter = netdev_priv(dev);
+ int check_sfp_module = 0;
+
+ /* read which mode */
+ if (adapter->ahw.port_type == NETXEN_NIC_GBE) {
+ ecmd->supported = (SUPPORTED_10baseT_Half |
+ SUPPORTED_10baseT_Full |
+ SUPPORTED_100baseT_Half |
+ SUPPORTED_100baseT_Full |
+ SUPPORTED_1000baseT_Half |
+ SUPPORTED_1000baseT_Full);
+
+ ecmd->advertising = (ADVERTISED_100baseT_Half |
+ ADVERTISED_100baseT_Full |
+ ADVERTISED_1000baseT_Half |
+ ADVERTISED_1000baseT_Full);
+
+ ecmd->port = PORT_TP;
+
+ ethtool_cmd_speed_set(ecmd, adapter->link_speed);
+ ecmd->duplex = adapter->link_duplex;
+ ecmd->autoneg = adapter->link_autoneg;
+
+ } else if (adapter->ahw.port_type == NETXEN_NIC_XGBE) {
+ u32 val;
+
+ val = NXRD32(adapter, NETXEN_PORT_MODE_ADDR);
+ if (val == NETXEN_PORT_MODE_802_3_AP) {
+ ecmd->supported = SUPPORTED_1000baseT_Full;
+ ecmd->advertising = ADVERTISED_1000baseT_Full;
+ } else {
+ ecmd->supported = SUPPORTED_10000baseT_Full;
+ ecmd->advertising = ADVERTISED_10000baseT_Full;
+ }
+
+ if (netif_running(dev) && adapter->has_link_events) {
+ ethtool_cmd_speed_set(ecmd, adapter->link_speed);
+ ecmd->autoneg = adapter->link_autoneg;
+ ecmd->duplex = adapter->link_duplex;
+ goto skip;
+ }
+
+ ecmd->port = PORT_TP;
+
+ if (NX_IS_REVISION_P3(adapter->ahw.revision_id)) {
+ u16 pcifn = adapter->ahw.pci_func;
+
+ val = NXRD32(adapter, P3_LINK_SPEED_REG(pcifn));
+ ethtool_cmd_speed_set(ecmd, P3_LINK_SPEED_MHZ *
+ P3_LINK_SPEED_VAL(pcifn, val));
+ } else
+ ethtool_cmd_speed_set(ecmd, SPEED_10000);
+
+ ecmd->duplex = DUPLEX_FULL;
+ ecmd->autoneg = AUTONEG_DISABLE;
+ } else
+ return -EIO;
+
+skip:
+ ecmd->phy_address = adapter->physical_port;
+ ecmd->transceiver = XCVR_EXTERNAL;
+
+ switch (adapter->ahw.board_type) {
+ case NETXEN_BRDTYPE_P2_SB35_4G:
+ case NETXEN_BRDTYPE_P2_SB31_2G:
+ case NETXEN_BRDTYPE_P3_REF_QG:
+ case NETXEN_BRDTYPE_P3_4_GB:
+ case NETXEN_BRDTYPE_P3_4_GB_MM:
+
+ ecmd->supported |= SUPPORTED_Autoneg;
+ ecmd->advertising |= ADVERTISED_Autoneg;
+ case NETXEN_BRDTYPE_P2_SB31_10G_CX4:
+ case NETXEN_BRDTYPE_P3_10G_CX4:
+ case NETXEN_BRDTYPE_P3_10G_CX4_LP:
+ case NETXEN_BRDTYPE_P3_10000_BASE_T:
+ ecmd->supported |= SUPPORTED_TP;
+ ecmd->advertising |= ADVERTISED_TP;
+ ecmd->port = PORT_TP;
+ ecmd->autoneg = (adapter->ahw.board_type ==
+ NETXEN_BRDTYPE_P2_SB31_10G_CX4) ?
+ (AUTONEG_DISABLE) : (adapter->link_autoneg);
+ break;
+ case NETXEN_BRDTYPE_P2_SB31_10G_HMEZ:
+ case NETXEN_BRDTYPE_P2_SB31_10G_IMEZ:
+ case NETXEN_BRDTYPE_P3_IMEZ:
+ case NETXEN_BRDTYPE_P3_XG_LOM:
+ case NETXEN_BRDTYPE_P3_HMEZ:
+ ecmd->supported |= SUPPORTED_MII;
+ ecmd->advertising |= ADVERTISED_MII;
+ ecmd->port = PORT_MII;
+ ecmd->autoneg = AUTONEG_DISABLE;
+ break;
+ case NETXEN_BRDTYPE_P3_10G_SFP_PLUS:
+ case NETXEN_BRDTYPE_P3_10G_SFP_CT:
+ case NETXEN_BRDTYPE_P3_10G_SFP_QT:
+ ecmd->advertising |= ADVERTISED_TP;
+ ecmd->supported |= SUPPORTED_TP;
+ check_sfp_module = netif_running(dev) &&
+ adapter->has_link_events;
+ case NETXEN_BRDTYPE_P2_SB31_10G:
+ case NETXEN_BRDTYPE_P3_10G_XFP:
+ ecmd->supported |= SUPPORTED_FIBRE;
+ ecmd->advertising |= ADVERTISED_FIBRE;
+ ecmd->port = PORT_FIBRE;
+ ecmd->autoneg = AUTONEG_DISABLE;
+ break;
+ case NETXEN_BRDTYPE_P3_10G_TP:
+ if (adapter->ahw.port_type == NETXEN_NIC_XGBE) {
+ ecmd->autoneg = AUTONEG_DISABLE;
+ ecmd->supported |= (SUPPORTED_FIBRE | SUPPORTED_TP);
+ ecmd->advertising |=
+ (ADVERTISED_FIBRE | ADVERTISED_TP);
+ ecmd->port = PORT_FIBRE;
+ check_sfp_module = netif_running(dev) &&
+ adapter->has_link_events;
+ } else {
+ ecmd->supported |= (SUPPORTED_TP | SUPPORTED_Autoneg);
+ ecmd->advertising |=
+ (ADVERTISED_TP | ADVERTISED_Autoneg);
+ ecmd->port = PORT_TP;
+ }
+ break;
+ default:
+ printk(KERN_ERR "netxen-nic: Unsupported board model %d\n",
+ adapter->ahw.board_type);
+ return -EIO;
+ }
+
+ if (check_sfp_module) {
+ switch (adapter->module_type) {
+ case LINKEVENT_MODULE_OPTICAL_UNKNOWN:
+ case LINKEVENT_MODULE_OPTICAL_SRLR:
+ case LINKEVENT_MODULE_OPTICAL_LRM:
+ case LINKEVENT_MODULE_OPTICAL_SFP_1G:
+ ecmd->port = PORT_FIBRE;
+ break;
+ case LINKEVENT_MODULE_TWINAX_UNSUPPORTED_CABLE:
+ case LINKEVENT_MODULE_TWINAX_UNSUPPORTED_CABLELEN:
+ case LINKEVENT_MODULE_TWINAX:
+ ecmd->port = PORT_TP;
+ break;
+ default:
+ ecmd->port = -1;
+ }
+ }
+
+ if (!netif_running(dev) || !adapter->ahw.linkup) {
+ ecmd->duplex = DUPLEX_UNKNOWN;
+ ethtool_cmd_speed_set(ecmd, SPEED_UNKNOWN);
+ }
+
+ return 0;
+}
+
+static int
+netxen_nic_set_settings(struct net_device *dev, struct ethtool_cmd *ecmd)
+{
+ struct netxen_adapter *adapter = netdev_priv(dev);
+ u32 speed = ethtool_cmd_speed(ecmd);
+ int ret;
+
+ if (adapter->ahw.port_type != NETXEN_NIC_GBE)
+ return -EOPNOTSUPP;
+
+ if (!(adapter->capabilities & NX_FW_CAPABILITY_GBE_LINK_CFG))
+ return -EOPNOTSUPP;
+
+ ret = nx_fw_cmd_set_gbe_port(adapter, speed, ecmd->duplex,
+ ecmd->autoneg);
+ if (ret == NX_RCODE_NOT_SUPPORTED)
+ return -EOPNOTSUPP;
+ else if (ret)
+ return -EIO;
+
+ adapter->link_speed = speed;
+ adapter->link_duplex = ecmd->duplex;
+ adapter->link_autoneg = ecmd->autoneg;
+
+ if (!netif_running(dev))
+ return 0;
+
+ dev->netdev_ops->ndo_stop(dev);
+ return dev->netdev_ops->ndo_open(dev);
+}
+
+static int netxen_nic_get_regs_len(struct net_device *dev)
+{
+ return NETXEN_NIC_REGS_LEN;
+}
+
+static void
+netxen_nic_get_regs(struct net_device *dev, struct ethtool_regs *regs, void *p)
+{
+ struct netxen_adapter *adapter = netdev_priv(dev);
+ struct netxen_recv_context *recv_ctx = &adapter->recv_ctx;
+ struct nx_host_sds_ring *sds_ring;
+ u32 *regs_buff = p;
+ int ring, i = 0;
+ int port = adapter->physical_port;
+
+ memset(p, 0, NETXEN_NIC_REGS_LEN);
+
+ regs->version = (1 << 24) | (adapter->ahw.revision_id << 16) |
+ (adapter->pdev)->device;
+
+ if (adapter->is_up != NETXEN_ADAPTER_UP_MAGIC)
+ return;
+
+ regs_buff[i++] = NXRD32(adapter, CRB_CMDPEG_STATE);
+ regs_buff[i++] = NXRD32(adapter, CRB_RCVPEG_STATE);
+ regs_buff[i++] = NXRD32(adapter, CRB_FW_CAPABILITIES_1);
+ regs_buff[i++] = NXRDIO(adapter, adapter->crb_int_state_reg);
+ regs_buff[i++] = NXRD32(adapter, NX_CRB_DEV_REF_COUNT);
+ regs_buff[i++] = NXRD32(adapter, NX_CRB_DEV_STATE);
+ regs_buff[i++] = NXRD32(adapter, NETXEN_PEG_ALIVE_COUNTER);
+ regs_buff[i++] = NXRD32(adapter, NETXEN_PEG_HALT_STATUS1);
+ regs_buff[i++] = NXRD32(adapter, NETXEN_PEG_HALT_STATUS2);
+
+ regs_buff[i++] = NXRD32(adapter, NETXEN_CRB_PEG_NET_0+0x3c);
+ regs_buff[i++] = NXRD32(adapter, NETXEN_CRB_PEG_NET_1+0x3c);
+ regs_buff[i++] = NXRD32(adapter, NETXEN_CRB_PEG_NET_2+0x3c);
+ regs_buff[i++] = NXRD32(adapter, NETXEN_CRB_PEG_NET_3+0x3c);
+
+ if (NX_IS_REVISION_P3(adapter->ahw.revision_id)) {
+
+ regs_buff[i++] = NXRD32(adapter, NETXEN_CRB_PEG_NET_4+0x3c);
+ i += 2;
+
+ regs_buff[i++] = NXRD32(adapter, CRB_XG_STATE_P3);
+ regs_buff[i++] = le32_to_cpu(*(adapter->tx_ring->hw_consumer));
+
+ } else {
+ i++;
+
+ regs_buff[i++] = NXRD32(adapter,
+ NETXEN_NIU_XGE_CONFIG_0+(0x10000*port));
+ regs_buff[i++] = NXRD32(adapter,
+ NETXEN_NIU_XGE_CONFIG_1+(0x10000*port));
+
+ regs_buff[i++] = NXRD32(adapter, CRB_XG_STATE);
+ regs_buff[i++] = NXRDIO(adapter,
+ adapter->tx_ring->crb_cmd_consumer);
+ }
+
+ regs_buff[i++] = NXRDIO(adapter, adapter->tx_ring->crb_cmd_producer);
+
+ regs_buff[i++] = NXRDIO(adapter,
+ recv_ctx->rds_rings[0].crb_rcv_producer);
+ regs_buff[i++] = NXRDIO(adapter,
+ recv_ctx->rds_rings[1].crb_rcv_producer);
+
+ regs_buff[i++] = adapter->max_sds_rings;
+
+ for (ring = 0; ring < adapter->max_sds_rings; ring++) {
+ sds_ring = &(recv_ctx->sds_rings[ring]);
+ regs_buff[i++] = NXRDIO(adapter,
+ sds_ring->crb_sts_consumer);
+ }
+}
+
+static u32 netxen_nic_test_link(struct net_device *dev)
+{
+ struct netxen_adapter *adapter = netdev_priv(dev);
+ u32 val, port;
+
+ port = adapter->physical_port;
+ if (NX_IS_REVISION_P3(adapter->ahw.revision_id)) {
+ val = NXRD32(adapter, CRB_XG_STATE_P3);
+ val = XG_LINK_STATE_P3(adapter->ahw.pci_func, val);
+ return (val == XG_LINK_UP_P3) ? 0 : 1;
+ } else {
+ val = NXRD32(adapter, CRB_XG_STATE);
+ val = (val >> port*8) & 0xff;
+ return (val == XG_LINK_UP) ? 0 : 1;
+ }
+}
+
+static int
+netxen_nic_get_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom,
+ u8 *bytes)
+{
+ struct netxen_adapter *adapter = netdev_priv(dev);
+ int offset;
+ int ret;
+
+ if (eeprom->len == 0)
+ return -EINVAL;
+
+ eeprom->magic = (adapter->pdev)->vendor |
+ ((adapter->pdev)->device << 16);
+ offset = eeprom->offset;
+
+ ret = netxen_rom_fast_read_words(adapter, offset, bytes,
+ eeprom->len);
+ if (ret < 0)
+ return ret;
+
+ return 0;
+}
+
+static void
+netxen_nic_get_ringparam(struct net_device *dev,
+ struct ethtool_ringparam *ring)
+{
+ struct netxen_adapter *adapter = netdev_priv(dev);
+
+ ring->rx_pending = adapter->num_rxd;
+ ring->rx_jumbo_pending = adapter->num_jumbo_rxd;
+ ring->rx_jumbo_pending += adapter->num_lro_rxd;
+ ring->tx_pending = adapter->num_txd;
+
+ if (adapter->ahw.port_type == NETXEN_NIC_GBE) {
+ ring->rx_max_pending = MAX_RCV_DESCRIPTORS_1G;
+ ring->rx_jumbo_max_pending = MAX_JUMBO_RCV_DESCRIPTORS_1G;
+ } else {
+ ring->rx_max_pending = MAX_RCV_DESCRIPTORS_10G;
+ ring->rx_jumbo_max_pending = MAX_JUMBO_RCV_DESCRIPTORS_10G;
+ }
+
+ ring->tx_max_pending = MAX_CMD_DESCRIPTORS;
+}
+
+static u32
+netxen_validate_ringparam(u32 val, u32 min, u32 max, char *r_name)
+{
+ u32 num_desc;
+ num_desc = max(val, min);
+ num_desc = min(num_desc, max);
+ num_desc = roundup_pow_of_two(num_desc);
+
+ if (val != num_desc) {
+ printk(KERN_INFO "%s: setting %s ring size %d instead of %d\n",
+ netxen_nic_driver_name, r_name, num_desc, val);
+ }
+
+ return num_desc;
+}
+
+static int
+netxen_nic_set_ringparam(struct net_device *dev,
+ struct ethtool_ringparam *ring)
+{
+ struct netxen_adapter *adapter = netdev_priv(dev);
+ u16 max_rcv_desc = MAX_RCV_DESCRIPTORS_10G;
+ u16 max_jumbo_desc = MAX_JUMBO_RCV_DESCRIPTORS_10G;
+ u16 num_rxd, num_jumbo_rxd, num_txd;
+
+ if (NX_IS_REVISION_P2(adapter->ahw.revision_id))
+ return -EOPNOTSUPP;
+
+ if (ring->rx_mini_pending)
+ return -EOPNOTSUPP;
+
+ if (adapter->ahw.port_type == NETXEN_NIC_GBE) {
+ max_rcv_desc = MAX_RCV_DESCRIPTORS_1G;
+ max_jumbo_desc = MAX_JUMBO_RCV_DESCRIPTORS_10G;
+ }
+
+ num_rxd = netxen_validate_ringparam(ring->rx_pending,
+ MIN_RCV_DESCRIPTORS, max_rcv_desc, "rx");
+
+ num_jumbo_rxd = netxen_validate_ringparam(ring->rx_jumbo_pending,
+ MIN_JUMBO_DESCRIPTORS, max_jumbo_desc, "rx jumbo");
+
+ num_txd = netxen_validate_ringparam(ring->tx_pending,
+ MIN_CMD_DESCRIPTORS, MAX_CMD_DESCRIPTORS, "tx");
+
+ if (num_rxd == adapter->num_rxd && num_txd == adapter->num_txd &&
+ num_jumbo_rxd == adapter->num_jumbo_rxd)
+ return 0;
+
+ adapter->num_rxd = num_rxd;
+ adapter->num_jumbo_rxd = num_jumbo_rxd;
+ adapter->num_txd = num_txd;
+
+ return netxen_nic_reset_context(adapter);
+}
+
+static void
+netxen_nic_get_pauseparam(struct net_device *dev,
+ struct ethtool_pauseparam *pause)
+{
+ struct netxen_adapter *adapter = netdev_priv(dev);
+ __u32 val;
+ int port = adapter->physical_port;
+
+ pause->autoneg = 0;
+
+ if (adapter->ahw.port_type == NETXEN_NIC_GBE) {
+ if ((port < 0) || (port >= NETXEN_NIU_MAX_GBE_PORTS))
+ return;
+ /* get flow control settings */
+ val = NXRD32(adapter, NETXEN_NIU_GB_MAC_CONFIG_0(port));
+ pause->rx_pause = netxen_gb_get_rx_flowctl(val);
+ val = NXRD32(adapter, NETXEN_NIU_GB_PAUSE_CTL);
+ switch (port) {
+ case 0:
+ pause->tx_pause = !(netxen_gb_get_gb0_mask(val));
+ break;
+ case 1:
+ pause->tx_pause = !(netxen_gb_get_gb1_mask(val));
+ break;
+ case 2:
+ pause->tx_pause = !(netxen_gb_get_gb2_mask(val));
+ break;
+ case 3:
+ default:
+ pause->tx_pause = !(netxen_gb_get_gb3_mask(val));
+ break;
+ }
+ } else if (adapter->ahw.port_type == NETXEN_NIC_XGBE) {
+ if ((port < 0) || (port >= NETXEN_NIU_MAX_XG_PORTS))
+ return;
+ pause->rx_pause = 1;
+ val = NXRD32(adapter, NETXEN_NIU_XG_PAUSE_CTL);
+ if (port == 0)
+ pause->tx_pause = !(netxen_xg_get_xg0_mask(val));
+ else
+ pause->tx_pause = !(netxen_xg_get_xg1_mask(val));
+ } else {
+ printk(KERN_ERR"%s: Unknown board type: %x\n",
+ netxen_nic_driver_name, adapter->ahw.port_type);
+ }
+}
+
+static int
+netxen_nic_set_pauseparam(struct net_device *dev,
+ struct ethtool_pauseparam *pause)
+{
+ struct netxen_adapter *adapter = netdev_priv(dev);
+ __u32 val;
+ int port = adapter->physical_port;
+
+ /* not supported */
+ if (pause->autoneg)
+ return -EINVAL;
+
+ /* read mode */
+ if (adapter->ahw.port_type == NETXEN_NIC_GBE) {
+ if ((port < 0) || (port >= NETXEN_NIU_MAX_GBE_PORTS))
+ return -EIO;
+ /* set flow control */
+ val = NXRD32(adapter, NETXEN_NIU_GB_MAC_CONFIG_0(port));
+
+ if (pause->rx_pause)
+ netxen_gb_rx_flowctl(val);
+ else
+ netxen_gb_unset_rx_flowctl(val);
+
+ NXWR32(adapter, NETXEN_NIU_GB_MAC_CONFIG_0(port),
+ val);
+ /* set autoneg */
+ val = NXRD32(adapter, NETXEN_NIU_GB_PAUSE_CTL);
+ switch (port) {
+ case 0:
+ if (pause->tx_pause)
+ netxen_gb_unset_gb0_mask(val);
+ else
+ netxen_gb_set_gb0_mask(val);
+ break;
+ case 1:
+ if (pause->tx_pause)
+ netxen_gb_unset_gb1_mask(val);
+ else
+ netxen_gb_set_gb1_mask(val);
+ break;
+ case 2:
+ if (pause->tx_pause)
+ netxen_gb_unset_gb2_mask(val);
+ else
+ netxen_gb_set_gb2_mask(val);
+ break;
+ case 3:
+ default:
+ if (pause->tx_pause)
+ netxen_gb_unset_gb3_mask(val);
+ else
+ netxen_gb_set_gb3_mask(val);
+ break;
+ }
+ NXWR32(adapter, NETXEN_NIU_GB_PAUSE_CTL, val);
+ } else if (adapter->ahw.port_type == NETXEN_NIC_XGBE) {
+ if ((port < 0) || (port >= NETXEN_NIU_MAX_XG_PORTS))
+ return -EIO;
+ val = NXRD32(adapter, NETXEN_NIU_XG_PAUSE_CTL);
+ if (port == 0) {
+ if (pause->tx_pause)
+ netxen_xg_unset_xg0_mask(val);
+ else
+ netxen_xg_set_xg0_mask(val);
+ } else {
+ if (pause->tx_pause)
+ netxen_xg_unset_xg1_mask(val);
+ else
+ netxen_xg_set_xg1_mask(val);
+ }
+ NXWR32(adapter, NETXEN_NIU_XG_PAUSE_CTL, val);
+ } else {
+ printk(KERN_ERR "%s: Unknown board type: %x\n",
+ netxen_nic_driver_name,
+ adapter->ahw.port_type);
+ }
+ return 0;
+}
+
+static int netxen_nic_reg_test(struct net_device *dev)
+{
+ struct netxen_adapter *adapter = netdev_priv(dev);
+ u32 data_read, data_written;
+
+ data_read = NXRD32(adapter, NETXEN_PCIX_PH_REG(0));
+ if ((data_read & 0xffff) != adapter->pdev->vendor)
+ return 1;
+
+ if (NX_IS_REVISION_P3(adapter->ahw.revision_id))
+ return 0;
+
+ data_written = (u32)0xa5a5a5a5;
+
+ NXWR32(adapter, CRB_SCRATCHPAD_TEST, data_written);
+ data_read = NXRD32(adapter, CRB_SCRATCHPAD_TEST);
+ if (data_written != data_read)
+ return 1;
+
+ return 0;
+}
+
+static int netxen_get_sset_count(struct net_device *dev, int sset)
+{
+ switch (sset) {
+ case ETH_SS_TEST:
+ return NETXEN_NIC_TEST_LEN;
+ case ETH_SS_STATS:
+ return NETXEN_NIC_STATS_LEN;
+ default:
+ return -EOPNOTSUPP;
+ }
+}
+
+static void
+netxen_nic_diag_test(struct net_device *dev, struct ethtool_test *eth_test,
+ u64 *data)
+{
+ memset(data, 0, sizeof(uint64_t) * NETXEN_NIC_TEST_LEN);
+ if ((data[0] = netxen_nic_reg_test(dev)))
+ eth_test->flags |= ETH_TEST_FL_FAILED;
+ /* link test */
+ if ((data[1] = (u64) netxen_nic_test_link(dev)))
+ eth_test->flags |= ETH_TEST_FL_FAILED;
+}
+
+static void
+netxen_nic_get_strings(struct net_device *dev, u32 stringset, u8 *data)
+{
+ int index;
+
+ switch (stringset) {
+ case ETH_SS_TEST:
+ memcpy(data, *netxen_nic_gstrings_test,
+ NETXEN_NIC_TEST_LEN * ETH_GSTRING_LEN);
+ break;
+ case ETH_SS_STATS:
+ for (index = 0; index < NETXEN_NIC_STATS_LEN; index++) {
+ memcpy(data + index * ETH_GSTRING_LEN,
+ netxen_nic_gstrings_stats[index].stat_string,
+ ETH_GSTRING_LEN);
+ }
+ break;
+ }
+}
+
+static void
+netxen_nic_get_ethtool_stats(struct net_device *dev,
+ struct ethtool_stats *stats, u64 *data)
+{
+ struct netxen_adapter *adapter = netdev_priv(dev);
+ int index;
+
+ for (index = 0; index < NETXEN_NIC_STATS_LEN; index++) {
+ char *p =
+ (char *)adapter +
+ netxen_nic_gstrings_stats[index].stat_offset;
+ data[index] =
+ (netxen_nic_gstrings_stats[index].sizeof_stat ==
+ sizeof(u64)) ? *(u64 *) p : *(u32 *) p;
+ }
+}
+
+static void
+netxen_nic_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
+{
+ struct netxen_adapter *adapter = netdev_priv(dev);
+ u32 wol_cfg = 0;
+
+ wol->supported = 0;
+ wol->wolopts = 0;
+
+ if (NX_IS_REVISION_P2(adapter->ahw.revision_id))
+ return;
+
+ wol_cfg = NXRD32(adapter, NETXEN_WOL_CONFIG_NV);
+ if (wol_cfg & (1UL << adapter->portnum))
+ wol->supported |= WAKE_MAGIC;
+
+ wol_cfg = NXRD32(adapter, NETXEN_WOL_CONFIG);
+ if (wol_cfg & (1UL << adapter->portnum))
+ wol->wolopts |= WAKE_MAGIC;
+}
+
+static int
+netxen_nic_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
+{
+ struct netxen_adapter *adapter = netdev_priv(dev);
+ u32 wol_cfg = 0;
+
+ if (NX_IS_REVISION_P2(adapter->ahw.revision_id))
+ return -EOPNOTSUPP;
+
+ if (wol->wolopts & ~WAKE_MAGIC)
+ return -EOPNOTSUPP;
+
+ wol_cfg = NXRD32(adapter, NETXEN_WOL_CONFIG_NV);
+ if (!(wol_cfg & (1 << adapter->portnum)))
+ return -EOPNOTSUPP;
+
+ wol_cfg = NXRD32(adapter, NETXEN_WOL_CONFIG);
+ if (wol->wolopts & WAKE_MAGIC)
+ wol_cfg |= 1UL << adapter->portnum;
+ else
+ wol_cfg &= ~(1UL << adapter->portnum);
+ NXWR32(adapter, NETXEN_WOL_CONFIG, wol_cfg);
+
+ return 0;
+}
+
+/*
+ * Set the coalescing parameters. Currently only normal is supported.
+ * If rx_coalesce_usecs == 0 or rx_max_coalesced_frames == 0 then set the
+ * firmware coalescing to default.
+ */
+static int netxen_set_intr_coalesce(struct net_device *netdev,
+ struct ethtool_coalesce *ethcoal)
+{
+ struct netxen_adapter *adapter = netdev_priv(netdev);
+
+ if (!NX_IS_REVISION_P3(adapter->ahw.revision_id))
+ return -EINVAL;
+
+ if (adapter->is_up != NETXEN_ADAPTER_UP_MAGIC)
+ return -EINVAL;
+
+ /*
+ * Return Error if unsupported values or
+ * unsupported parameters are set.
+ */
+ if (ethcoal->rx_coalesce_usecs > 0xffff ||
+ ethcoal->rx_max_coalesced_frames > 0xffff ||
+ ethcoal->tx_coalesce_usecs > 0xffff ||
+ ethcoal->tx_max_coalesced_frames > 0xffff ||
+ ethcoal->rx_coalesce_usecs_irq ||
+ ethcoal->rx_max_coalesced_frames_irq ||
+ ethcoal->tx_coalesce_usecs_irq ||
+ ethcoal->tx_max_coalesced_frames_irq ||
+ ethcoal->stats_block_coalesce_usecs ||
+ ethcoal->use_adaptive_rx_coalesce ||
+ ethcoal->use_adaptive_tx_coalesce ||
+ ethcoal->pkt_rate_low ||
+ ethcoal->rx_coalesce_usecs_low ||
+ ethcoal->rx_max_coalesced_frames_low ||
+ ethcoal->tx_coalesce_usecs_low ||
+ ethcoal->tx_max_coalesced_frames_low ||
+ ethcoal->pkt_rate_high ||
+ ethcoal->rx_coalesce_usecs_high ||
+ ethcoal->rx_max_coalesced_frames_high ||
+ ethcoal->tx_coalesce_usecs_high ||
+ ethcoal->tx_max_coalesced_frames_high)
+ return -EINVAL;
+
+ if (!ethcoal->rx_coalesce_usecs ||
+ !ethcoal->rx_max_coalesced_frames) {
+ adapter->coal.flags = NETXEN_NIC_INTR_DEFAULT;
+ adapter->coal.normal.data.rx_time_us =
+ NETXEN_DEFAULT_INTR_COALESCE_RX_TIME_US;
+ adapter->coal.normal.data.rx_packets =
+ NETXEN_DEFAULT_INTR_COALESCE_RX_PACKETS;
+ } else {
+ adapter->coal.flags = 0;
+ adapter->coal.normal.data.rx_time_us =
+ ethcoal->rx_coalesce_usecs;
+ adapter->coal.normal.data.rx_packets =
+ ethcoal->rx_max_coalesced_frames;
+ }
+ adapter->coal.normal.data.tx_time_us = ethcoal->tx_coalesce_usecs;
+ adapter->coal.normal.data.tx_packets =
+ ethcoal->tx_max_coalesced_frames;
+
+ netxen_config_intr_coalesce(adapter);
+
+ return 0;
+}
+
+static int netxen_get_intr_coalesce(struct net_device *netdev,
+ struct ethtool_coalesce *ethcoal)
+{
+ struct netxen_adapter *adapter = netdev_priv(netdev);
+
+ if (!NX_IS_REVISION_P3(adapter->ahw.revision_id))
+ return -EINVAL;
+
+ if (adapter->is_up != NETXEN_ADAPTER_UP_MAGIC)
+ return -EINVAL;
+
+ ethcoal->rx_coalesce_usecs = adapter->coal.normal.data.rx_time_us;
+ ethcoal->tx_coalesce_usecs = adapter->coal.normal.data.tx_time_us;
+ ethcoal->rx_max_coalesced_frames =
+ adapter->coal.normal.data.rx_packets;
+ ethcoal->tx_max_coalesced_frames =
+ adapter->coal.normal.data.tx_packets;
+
+ return 0;
+}
+
+static int
+netxen_get_dump_flag(struct net_device *netdev, struct ethtool_dump *dump)
+{
+ struct netxen_adapter *adapter = netdev_priv(netdev);
+ struct netxen_minidump *mdump = &adapter->mdump;
+ if (adapter->fw_mdump_rdy)
+ dump->len = mdump->md_dump_size;
+ else
+ dump->len = 0;
+
+ if (!mdump->md_enabled)
+ dump->flag = ETH_FW_DUMP_DISABLE;
+ else
+ dump->flag = mdump->md_capture_mask;
+
+ dump->version = adapter->fw_version;
+ return 0;
+}
+
+static int
+netxen_set_dump(struct net_device *netdev, struct ethtool_dump *val)
+{
+ int i;
+ struct netxen_adapter *adapter = netdev_priv(netdev);
+ struct netxen_minidump *mdump = &adapter->mdump;
+
+ switch (val->flag) {
+ case NX_FORCE_FW_DUMP_KEY:
+ if (!mdump->md_enabled) {
+ netdev_info(netdev, "FW dump not enabled\n");
+ return 0;
+ }
+ if (adapter->fw_mdump_rdy) {
+ netdev_info(netdev, "Previous dump not cleared, not forcing dump\n");
+ return 0;
+ }
+ netdev_info(netdev, "Forcing a fw dump\n");
+ nx_dev_request_reset(adapter);
+ break;
+ case NX_DISABLE_FW_DUMP:
+ if (mdump->md_enabled) {
+ netdev_info(netdev, "Disabling FW Dump\n");
+ mdump->md_enabled = 0;
+ }
+ break;
+ case NX_ENABLE_FW_DUMP:
+ if (!mdump->md_enabled) {
+ netdev_info(netdev, "Enabling FW dump\n");
+ mdump->md_enabled = 1;
+ }
+ break;
+ case NX_FORCE_FW_RESET:
+ netdev_info(netdev, "Forcing FW reset\n");
+ nx_dev_request_reset(adapter);
+ adapter->flags &= ~NETXEN_FW_RESET_OWNER;
+ break;
+ default:
+ for (i = 0; i < ARRAY_SIZE(FW_DUMP_LEVELS); i++) {
+ if (val->flag == FW_DUMP_LEVELS[i]) {
+ mdump->md_capture_mask = val->flag;
+ netdev_info(netdev,
+ "Driver mask changed to: 0x%x\n",
+ mdump->md_capture_mask);
+ return 0;
+ }
+ }
+ netdev_info(netdev,
+ "Invalid dump level: 0x%x\n", val->flag);
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+static int
+netxen_get_dump_data(struct net_device *netdev, struct ethtool_dump *dump,
+ void *buffer)
+{
+ int i, copy_sz;
+ u32 *hdr_ptr, *data;
+ struct netxen_adapter *adapter = netdev_priv(netdev);
+ struct netxen_minidump *mdump = &adapter->mdump;
+
+
+ if (!adapter->fw_mdump_rdy) {
+ netdev_info(netdev, "Dump not available\n");
+ return -EINVAL;
+ }
+ /* Copy template header first */
+ copy_sz = mdump->md_template_size;
+ hdr_ptr = (u32 *) mdump->md_template;
+ data = buffer;
+ for (i = 0; i < copy_sz/sizeof(u32); i++)
+ *data++ = cpu_to_le32(*hdr_ptr++);
+
+ /* Copy captured dump data */
+ memcpy(buffer + copy_sz,
+ mdump->md_capture_buff + mdump->md_template_size,
+ mdump->md_capture_size);
+ dump->len = copy_sz + mdump->md_capture_size;
+ dump->flag = mdump->md_capture_mask;
+
+ /* Free dump area once data has been captured */
+ vfree(mdump->md_capture_buff);
+ mdump->md_capture_buff = NULL;
+ adapter->fw_mdump_rdy = 0;
+ netdev_info(netdev, "extracted the fw dump Successfully\n");
+ return 0;
+}
+
+const struct ethtool_ops netxen_nic_ethtool_ops = {
+ .get_settings = netxen_nic_get_settings,
+ .set_settings = netxen_nic_set_settings,
+ .get_drvinfo = netxen_nic_get_drvinfo,
+ .get_regs_len = netxen_nic_get_regs_len,
+ .get_regs = netxen_nic_get_regs,
+ .get_link = ethtool_op_get_link,
+ .get_eeprom_len = netxen_nic_get_eeprom_len,
+ .get_eeprom = netxen_nic_get_eeprom,
+ .get_ringparam = netxen_nic_get_ringparam,
+ .set_ringparam = netxen_nic_set_ringparam,
+ .get_pauseparam = netxen_nic_get_pauseparam,
+ .set_pauseparam = netxen_nic_set_pauseparam,
+ .get_wol = netxen_nic_get_wol,
+ .set_wol = netxen_nic_set_wol,
+ .self_test = netxen_nic_diag_test,
+ .get_strings = netxen_nic_get_strings,
+ .get_ethtool_stats = netxen_nic_get_ethtool_stats,
+ .get_sset_count = netxen_get_sset_count,
+ .get_coalesce = netxen_get_intr_coalesce,
+ .set_coalesce = netxen_set_intr_coalesce,
+ .get_dump_flag = netxen_get_dump_flag,
+ .get_dump_data = netxen_get_dump_data,
+ .set_dump = netxen_set_dump,
+};
Code Review / kvmfornfv.git / blobdiff