[RTnet-developers] [PATCH 4/6] e1000e: ported to rtnet
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[RTnet-developers] [PATCH 4/6] e1000e: ported to rtnet
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From: Arnout V. (Essensium/Mind) <ar...@mi...> - 2011-10-06 20:37:25
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From: "Arnout Vandecappelle (Essensium/Mind)" <ar...@mi...>
Signed-off-by: Stefan Kral <st...@re...>
Signed-off-by: Arnout Vandecappelle (Essensium/Mind) <ar...@mi...>
---
drivers/experimental/e1000e/e1000.h | 22 +-
drivers/experimental/e1000e/ethtool.c | 1983 ---------------------------------
drivers/experimental/e1000e/netdev.c | 678 +++++-------
drivers/experimental/e1000e/param.c | 16 +-
4 files changed, 301 insertions(+), 2398 deletions(-)
delete mode 100644 drivers/experimental/e1000e/ethtool.c
diff --git a/drivers/experimental/e1000e/e1000.h b/drivers/experimental/e1000e/e1000.h
index 47db9bd..a7fa117 100644
--- a/drivers/experimental/e1000e/e1000.h
+++ b/drivers/experimental/e1000e/e1000.h
@@ -39,6 +39,8 @@
#include "hw.h"
+#include <rtnet_port.h>
+
struct e1000_info;
#define e_printk(level, adapter, format, arg...) \
@@ -94,7 +96,7 @@ struct e1000_info;
#define E1000_MNG_VLAN_NONE (-1)
/* Number of packet split data buffers (not including the header buffer) */
-#define PS_PAGE_BUFFERS (MAX_PS_BUFFERS - 1)
+//#define PS_PAGE_BUFFERS (MAX_PS_BUFFERS - 1)
#define DEFAULT_JUMBO 9234
@@ -186,7 +188,7 @@ struct e1000_ps_page {
*/
struct e1000_buffer {
dma_addr_t dma;
- struct sk_buff *skb;
+ struct rtskb *skb;
union {
/* Tx */
struct {
@@ -213,6 +215,8 @@ struct e1000_ring {
u16 head;
u16 tail;
+ rtdm_lock_t lock;
+
/* array of buffer information structs */
struct e1000_buffer *buffer_info;
@@ -222,7 +226,7 @@ struct e1000_ring {
u16 itr_register;
int set_itr;
- struct sk_buff *rx_skb_top;
+ struct rtskb *rx_skb_top;
struct e1000_queue_stats stats;
};
@@ -304,9 +308,7 @@ struct e1000_adapter {
/*
* Rx
*/
- bool (*clean_rx) (struct e1000_adapter *adapter,
- int *work_done, int work_to_do)
- ____cacheline_aligned_in_smp;
+ bool (*clean_rx) (struct e1000_adapter *adapter, nanosecs_abs_t *time_stamp);
void (*alloc_rx_buf) (struct e1000_adapter *adapter,
int cleaned_count);
struct e1000_ring *rx_ring;
@@ -329,10 +331,16 @@ struct e1000_adapter {
u32 min_frame_size;
/* OS defined structs */
- struct net_device *netdev;
+ struct rtnet_device *netdev;
+ struct rtskb_queue skb_pool;
+
struct pci_dev *pdev;
struct net_device_stats net_stats;
+ rtdm_irq_t irq_handle;
+ rtdm_nrtsig_t mod_timer_sig;
+ char data_received;
+
/* structs defined in e1000_hw.h */
struct e1000_hw hw;
diff --git a/drivers/experimental/e1000e/ethtool.c b/drivers/experimental/e1000e/ethtool.c
deleted file mode 100644
index e82638e..0000000
--- a/drivers/experimental/e1000e/ethtool.c
+++ /dev/null
@@ -1,1983 +0,0 @@
-/*******************************************************************************
-
- Intel PRO/1000 Linux driver
- Copyright(c) 1999 - 2008 Intel Corporation.
-
- This program is free software; you can redistribute it and/or modify it
- under the terms and conditions of the GNU General Public License,
- version 2, as published by the Free Software Foundation.
-
- This program is distributed in the hope 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.,
- 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
-
- The full GNU General Public License is included in this distribution in
- the file called "COPYING".
-
- Contact Information:
- Linux NICS <lin...@in...>
- e1000-devel Mailing List <e10...@li...>
- Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
-
-*******************************************************************************/
-
-/* ethtool support for e1000 */
-
-#include <linux/netdevice.h>
-#include <linux/ethtool.h>
-#include <linux/pci.h>
-#include <linux/delay.h>
-
-#include "e1000.h"
-
-struct e1000_stats {
- char stat_string[ETH_GSTRING_LEN];
- int sizeof_stat;
- int stat_offset;
-};
-
-#define E1000_STAT(m) sizeof(((struct e1000_adapter *)0)->m), \
- offsetof(struct e1000_adapter, m)
-static const struct e1000_stats e1000_gstrings_stats[] = {
- { "rx_packets", E1000_STAT(stats.gprc) },
- { "tx_packets", E1000_STAT(stats.gptc) },
- { "rx_bytes", E1000_STAT(stats.gorc) },
- { "tx_bytes", E1000_STAT(stats.gotc) },
- { "rx_broadcast", E1000_STAT(stats.bprc) },
- { "tx_broadcast", E1000_STAT(stats.bptc) },
- { "rx_multicast", E1000_STAT(stats.mprc) },
- { "tx_multicast", E1000_STAT(stats.mptc) },
- { "rx_errors", E1000_STAT(net_stats.rx_errors) },
- { "tx_errors", E1000_STAT(net_stats.tx_errors) },
- { "tx_dropped", E1000_STAT(net_stats.tx_dropped) },
- { "multicast", E1000_STAT(stats.mprc) },
- { "collisions", E1000_STAT(stats.colc) },
- { "rx_length_errors", E1000_STAT(net_stats.rx_length_errors) },
- { "rx_over_errors", E1000_STAT(net_stats.rx_over_errors) },
- { "rx_crc_errors", E1000_STAT(stats.crcerrs) },
- { "rx_frame_errors", E1000_STAT(net_stats.rx_frame_errors) },
- { "rx_no_buffer_count", E1000_STAT(stats.rnbc) },
- { "rx_missed_errors", E1000_STAT(stats.mpc) },
- { "tx_aborted_errors", E1000_STAT(stats.ecol) },
- { "tx_carrier_errors", E1000_STAT(stats.tncrs) },
- { "tx_fifo_errors", E1000_STAT(net_stats.tx_fifo_errors) },
- { "tx_heartbeat_errors", E1000_STAT(net_stats.tx_heartbeat_errors) },
- { "tx_window_errors", E1000_STAT(stats.latecol) },
- { "tx_abort_late_coll", E1000_STAT(stats.latecol) },
- { "tx_deferred_ok", E1000_STAT(stats.dc) },
- { "tx_single_coll_ok", E1000_STAT(stats.scc) },
- { "tx_multi_coll_ok", E1000_STAT(stats.mcc) },
- { "tx_timeout_count", E1000_STAT(tx_timeout_count) },
- { "tx_restart_queue", E1000_STAT(restart_queue) },
- { "rx_long_length_errors", E1000_STAT(stats.roc) },
- { "rx_short_length_errors", E1000_STAT(stats.ruc) },
- { "rx_align_errors", E1000_STAT(stats.algnerrc) },
- { "tx_tcp_seg_good", E1000_STAT(stats.tsctc) },
- { "tx_tcp_seg_failed", E1000_STAT(stats.tsctfc) },
- { "rx_flow_control_xon", E1000_STAT(stats.xonrxc) },
- { "rx_flow_control_xoff", E1000_STAT(stats.xoffrxc) },
- { "tx_flow_control_xon", E1000_STAT(stats.xontxc) },
- { "tx_flow_control_xoff", E1000_STAT(stats.xofftxc) },
- { "rx_long_byte_count", E1000_STAT(stats.gorc) },
- { "rx_csum_offload_good", E1000_STAT(hw_csum_good) },
- { "rx_csum_offload_errors", E1000_STAT(hw_csum_err) },
- { "rx_header_split", E1000_STAT(rx_hdr_split) },
- { "alloc_rx_buff_failed", E1000_STAT(alloc_rx_buff_failed) },
- { "tx_smbus", E1000_STAT(stats.mgptc) },
- { "rx_smbus", E1000_STAT(stats.mgprc) },
- { "dropped_smbus", E1000_STAT(stats.mgpdc) },
- { "rx_dma_failed", E1000_STAT(rx_dma_failed) },
- { "tx_dma_failed", E1000_STAT(tx_dma_failed) },
-};
-
-#define E1000_GLOBAL_STATS_LEN ARRAY_SIZE(e1000_gstrings_stats)
-#define E1000_STATS_LEN (E1000_GLOBAL_STATS_LEN)
-static const char e1000_gstrings_test[][ETH_GSTRING_LEN] = {
- "Register test (offline)", "Eeprom test (offline)",
- "Interrupt test (offline)", "Loopback test (offline)",
- "Link test (on/offline)"
-};
-#define E1000_TEST_LEN ARRAY_SIZE(e1000_gstrings_test)
-
-static int e1000_get_settings(struct net_device *netdev,
- struct ethtool_cmd *ecmd)
-{
- struct e1000_adapter *adapter = netdev_priv(netdev);
- struct e1000_hw *hw = &adapter->hw;
- u32 status;
-
- if (hw->phy.media_type == e1000_media_type_copper) {
-
- ecmd->supported = (SUPPORTED_10baseT_Half |
- SUPPORTED_10baseT_Full |
- SUPPORTED_100baseT_Half |
- SUPPORTED_100baseT_Full |
- SUPPORTED_1000baseT_Full |
- SUPPORTED_Autoneg |
- SUPPORTED_TP);
- if (hw->phy.type == e1000_phy_ife)
- ecmd->supported &= ~SUPPORTED_1000baseT_Full;
- ecmd->advertising = ADVERTISED_TP;
-
- if (hw->mac.autoneg == 1) {
- ecmd->advertising |= ADVERTISED_Autoneg;
- /* the e1000 autoneg seems to match ethtool nicely */
- ecmd->advertising |= hw->phy.autoneg_advertised;
- }
-
- ecmd->port = PORT_TP;
- ecmd->phy_address = hw->phy.addr;
- ecmd->transceiver = XCVR_INTERNAL;
-
- } else {
- ecmd->supported = (SUPPORTED_1000baseT_Full |
- SUPPORTED_FIBRE |
- SUPPORTED_Autoneg);
-
- ecmd->advertising = (ADVERTISED_1000baseT_Full |
- ADVERTISED_FIBRE |
- ADVERTISED_Autoneg);
-
- ecmd->port = PORT_FIBRE;
- ecmd->transceiver = XCVR_EXTERNAL;
- }
-
- status = er32(STATUS);
- if (status & E1000_STATUS_LU) {
- if (status & E1000_STATUS_SPEED_1000)
- ecmd->speed = 1000;
- else if (status & E1000_STATUS_SPEED_100)
- ecmd->speed = 100;
- else
- ecmd->speed = 10;
-
- if (status & E1000_STATUS_FD)
- ecmd->duplex = DUPLEX_FULL;
- else
- ecmd->duplex = DUPLEX_HALF;
- } else {
- ecmd->speed = -1;
- ecmd->duplex = -1;
- }
-
- ecmd->autoneg = ((hw->phy.media_type == e1000_media_type_fiber) ||
- hw->mac.autoneg) ? AUTONEG_ENABLE : AUTONEG_DISABLE;
-
- /* MDI-X => 2; MDI =>1; Invalid =>0 */
- if ((hw->phy.media_type == e1000_media_type_copper) &&
- !hw->mac.get_link_status)
- ecmd->eth_tp_mdix = hw->phy.is_mdix ? ETH_TP_MDI_X :
- ETH_TP_MDI;
- else
- ecmd->eth_tp_mdix = ETH_TP_MDI_INVALID;
-
- return 0;
-}
-
-static u32 e1000_get_link(struct net_device *netdev)
-{
- struct e1000_adapter *adapter = netdev_priv(netdev);
-
- return e1000_has_link(adapter);
-}
-
-static int e1000_set_spd_dplx(struct e1000_adapter *adapter, u16 spddplx)
-{
- struct e1000_mac_info *mac = &adapter->hw.mac;
-
- mac->autoneg = 0;
-
- /* Fiber NICs only allow 1000 gbps Full duplex */
- if ((adapter->hw.phy.media_type == e1000_media_type_fiber) &&
- spddplx != (SPEED_1000 + DUPLEX_FULL)) {
- e_err("Unsupported Speed/Duplex configuration\n");
- return -EINVAL;
- }
-
- switch (spddplx) {
- case SPEED_10 + DUPLEX_HALF:
- mac->forced_speed_duplex = ADVERTISE_10_HALF;
- break;
- case SPEED_10 + DUPLEX_FULL:
- mac->forced_speed_duplex = ADVERTISE_10_FULL;
- break;
- case SPEED_100 + DUPLEX_HALF:
- mac->forced_speed_duplex = ADVERTISE_100_HALF;
- break;
- case SPEED_100 + DUPLEX_FULL:
- mac->forced_speed_duplex = ADVERTISE_100_FULL;
- break;
- case SPEED_1000 + DUPLEX_FULL:
- mac->autoneg = 1;
- adapter->hw.phy.autoneg_advertised = ADVERTISE_1000_FULL;
- break;
- case SPEED_1000 + DUPLEX_HALF: /* not supported */
- default:
- e_err("Unsupported Speed/Duplex configuration\n");
- return -EINVAL;
- }
- return 0;
-}
-
-static int e1000_set_settings(struct net_device *netdev,
- struct ethtool_cmd *ecmd)
-{
- struct e1000_adapter *adapter = netdev_priv(netdev);
- struct e1000_hw *hw = &adapter->hw;
-
- /*
- * When SoL/IDER sessions are active, autoneg/speed/duplex
- * cannot be changed
- */
- if (e1000_check_reset_block(hw)) {
- e_err("Cannot change link characteristics when SoL/IDER is "
- "active.\n");
- return -EINVAL;
- }
-
- while (test_and_set_bit(__E1000_RESETTING, &adapter->state))
- msleep(1);
-
- if (ecmd->autoneg == AUTONEG_ENABLE) {
- hw->mac.autoneg = 1;
- if (hw->phy.media_type == e1000_media_type_fiber)
- hw->phy.autoneg_advertised = ADVERTISED_1000baseT_Full |
- ADVERTISED_FIBRE |
- ADVERTISED_Autoneg;
- else
- hw->phy.autoneg_advertised = ecmd->advertising |
- ADVERTISED_TP |
- ADVERTISED_Autoneg;
- ecmd->advertising = hw->phy.autoneg_advertised;
- if (adapter->fc_autoneg)
- hw->fc.requested_mode = e1000_fc_default;
- } else {
- if (e1000_set_spd_dplx(adapter, ecmd->speed + ecmd->duplex)) {
- clear_bit(__E1000_RESETTING, &adapter->state);
- return -EINVAL;
- }
- }
-
- /* reset the link */
-
- if (netif_running(adapter->netdev)) {
- e1000e_down(adapter);
- e1000e_up(adapter);
- } else {
- e1000e_reset(adapter);
- }
-
- clear_bit(__E1000_RESETTING, &adapter->state);
- return 0;
-}
-
-static void e1000_get_pauseparam(struct net_device *netdev,
- struct ethtool_pauseparam *pause)
-{
- struct e1000_adapter *adapter = netdev_priv(netdev);
- struct e1000_hw *hw = &adapter->hw;
-
- pause->autoneg =
- (adapter->fc_autoneg ? AUTONEG_ENABLE : AUTONEG_DISABLE);
-
- if (hw->fc.current_mode == e1000_fc_rx_pause) {
- pause->rx_pause = 1;
- } else if (hw->fc.current_mode == e1000_fc_tx_pause) {
- pause->tx_pause = 1;
- } else if (hw->fc.current_mode == e1000_fc_full) {
- pause->rx_pause = 1;
- pause->tx_pause = 1;
- }
-}
-
-static int e1000_set_pauseparam(struct net_device *netdev,
- struct ethtool_pauseparam *pause)
-{
- struct e1000_adapter *adapter = netdev_priv(netdev);
- struct e1000_hw *hw = &adapter->hw;
- int retval = 0;
-
- adapter->fc_autoneg = pause->autoneg;
-
- while (test_and_set_bit(__E1000_RESETTING, &adapter->state))
- msleep(1);
-
- if (adapter->fc_autoneg == AUTONEG_ENABLE) {
- hw->fc.requested_mode = e1000_fc_default;
- if (netif_running(adapter->netdev)) {
- e1000e_down(adapter);
- e1000e_up(adapter);
- } else {
- e1000e_reset(adapter);
- }
- } else {
- if (pause->rx_pause && pause->tx_pause)
- hw->fc.requested_mode = e1000_fc_full;
- else if (pause->rx_pause && !pause->tx_pause)
- hw->fc.requested_mode = e1000_fc_rx_pause;
- else if (!pause->rx_pause && pause->tx_pause)
- hw->fc.requested_mode = e1000_fc_tx_pause;
- else if (!pause->rx_pause && !pause->tx_pause)
- hw->fc.requested_mode = e1000_fc_none;
-
- hw->fc.current_mode = hw->fc.requested_mode;
-
- if (hw->phy.media_type == e1000_media_type_fiber) {
- retval = hw->mac.ops.setup_link(hw);
- /* implicit goto out */
- } else {
- retval = e1000e_force_mac_fc(hw);
- if (retval)
- goto out;
- e1000e_set_fc_watermarks(hw);
- }
- }
-
-out:
- clear_bit(__E1000_RESETTING, &adapter->state);
- return retval;
-}
-
-static u32 e1000_get_rx_csum(struct net_device *netdev)
-{
- struct e1000_adapter *adapter = netdev_priv(netdev);
- return (adapter->flags & FLAG_RX_CSUM_ENABLED);
-}
-
-static int e1000_set_rx_csum(struct net_device *netdev, u32 data)
-{
- struct e1000_adapter *adapter = netdev_priv(netdev);
-
- if (data)
- adapter->flags |= FLAG_RX_CSUM_ENABLED;
- else
- adapter->flags &= ~FLAG_RX_CSUM_ENABLED;
-
- if (netif_running(netdev))
- e1000e_reinit_locked(adapter);
- else
- e1000e_reset(adapter);
- return 0;
-}
-
-static u32 e1000_get_tx_csum(struct net_device *netdev)
-{
- return ((netdev->features & NETIF_F_HW_CSUM) != 0);
-}
-
-static int e1000_set_tx_csum(struct net_device *netdev, u32 data)
-{
- if (data)
- netdev->features |= NETIF_F_HW_CSUM;
- else
- netdev->features &= ~NETIF_F_HW_CSUM;
-
- return 0;
-}
-
-static int e1000_set_tso(struct net_device *netdev, u32 data)
-{
- struct e1000_adapter *adapter = netdev_priv(netdev);
-
- if (data) {
- netdev->features |= NETIF_F_TSO;
- netdev->features |= NETIF_F_TSO6;
- } else {
- netdev->features &= ~NETIF_F_TSO;
- netdev->features &= ~NETIF_F_TSO6;
- }
-
- e_info("TSO is %s\n", data ? "Enabled" : "Disabled");
- adapter->flags |= FLAG_TSO_FORCE;
- return 0;
-}
-
-static u32 e1000_get_msglevel(struct net_device *netdev)
-{
- struct e1000_adapter *adapter = netdev_priv(netdev);
- return adapter->msg_enable;
-}
-
-static void e1000_set_msglevel(struct net_device *netdev, u32 data)
-{
- struct e1000_adapter *adapter = netdev_priv(netdev);
- adapter->msg_enable = data;
-}
-
-static int e1000_get_regs_len(struct net_device *netdev)
-{
-#define E1000_REGS_LEN 32 /* overestimate */
- return E1000_REGS_LEN * sizeof(u32);
-}
-
-static void e1000_get_regs(struct net_device *netdev,
- struct ethtool_regs *regs, void *p)
-{
- struct e1000_adapter *adapter = netdev_priv(netdev);
- struct e1000_hw *hw = &adapter->hw;
- u32 *regs_buff = p;
- u16 phy_data;
- u8 revision_id;
-
- memset(p, 0, E1000_REGS_LEN * sizeof(u32));
-
- pci_read_config_byte(adapter->pdev, PCI_REVISION_ID, &revision_id);
-
- regs->version = (1 << 24) | (revision_id << 16) | adapter->pdev->device;
-
- regs_buff[0] = er32(CTRL);
- regs_buff[1] = er32(STATUS);
-
- regs_buff[2] = er32(RCTL);
- regs_buff[3] = er32(RDLEN);
- regs_buff[4] = er32(RDH);
- regs_buff[5] = er32(RDT);
- regs_buff[6] = er32(RDTR);
-
- regs_buff[7] = er32(TCTL);
- regs_buff[8] = er32(TDLEN);
- regs_buff[9] = er32(TDH);
- regs_buff[10] = er32(TDT);
- regs_buff[11] = er32(TIDV);
-
- regs_buff[12] = adapter->hw.phy.type; /* PHY type (IGP=1, M88=0) */
-
- /* ethtool doesn't use anything past this point, so all this
- * code is likely legacy junk for apps that may or may not
- * exist */
- if (hw->phy.type == e1000_phy_m88) {
- e1e_rphy(hw, M88E1000_PHY_SPEC_STATUS, &phy_data);
- regs_buff[13] = (u32)phy_data; /* cable length */
- regs_buff[14] = 0; /* Dummy (to align w/ IGP phy reg dump) */
- regs_buff[15] = 0; /* Dummy (to align w/ IGP phy reg dump) */
- regs_buff[16] = 0; /* Dummy (to align w/ IGP phy reg dump) */
- e1e_rphy(hw, M88E1000_PHY_SPEC_CTRL, &phy_data);
- regs_buff[17] = (u32)phy_data; /* extended 10bt distance */
- regs_buff[18] = regs_buff[13]; /* cable polarity */
- regs_buff[19] = 0; /* Dummy (to align w/ IGP phy reg dump) */
- regs_buff[20] = regs_buff[17]; /* polarity correction */
- /* phy receive errors */
- regs_buff[22] = adapter->phy_stats.receive_errors;
- regs_buff[23] = regs_buff[13]; /* mdix mode */
- }
- regs_buff[21] = 0; /* was idle_errors */
- e1e_rphy(hw, PHY_1000T_STATUS, &phy_data);
- regs_buff[24] = (u32)phy_data; /* phy local receiver status */
- regs_buff[25] = regs_buff[24]; /* phy remote receiver status */
-}
-
-static int e1000_get_eeprom_len(struct net_device *netdev)
-{
- struct e1000_adapter *adapter = netdev_priv(netdev);
- return adapter->hw.nvm.word_size * 2;
-}
-
-static int e1000_get_eeprom(struct net_device *netdev,
- struct ethtool_eeprom *eeprom, u8 *bytes)
-{
- struct e1000_adapter *adapter = netdev_priv(netdev);
- struct e1000_hw *hw = &adapter->hw;
- u16 *eeprom_buff;
- int first_word;
- int last_word;
- int ret_val = 0;
- u16 i;
-
- if (eeprom->len == 0)
- return -EINVAL;
-
- eeprom->magic = adapter->pdev->vendor | (adapter->pdev->device << 16);
-
- first_word = eeprom->offset >> 1;
- last_word = (eeprom->offset + eeprom->len - 1) >> 1;
-
- eeprom_buff = kmalloc(sizeof(u16) *
- (last_word - first_word + 1), GFP_KERNEL);
- if (!eeprom_buff)
- return -ENOMEM;
-
- if (hw->nvm.type == e1000_nvm_eeprom_spi) {
- ret_val = e1000_read_nvm(hw, first_word,
- last_word - first_word + 1,
- eeprom_buff);
- } else {
- for (i = 0; i < last_word - first_word + 1; i++) {
- ret_val = e1000_read_nvm(hw, first_word + i, 1,
- &eeprom_buff[i]);
- if (ret_val)
- break;
- }
- }
-
- if (ret_val) {
- /* a read error occurred, throw away the result */
- memset(eeprom_buff, 0xff, sizeof(eeprom_buff));
- } else {
- /* Device's eeprom is always little-endian, word addressable */
- for (i = 0; i < last_word - first_word + 1; i++)
- le16_to_cpus(&eeprom_buff[i]);
- }
-
- memcpy(bytes, (u8 *)eeprom_buff + (eeprom->offset & 1), eeprom->len);
- kfree(eeprom_buff);
-
- return ret_val;
-}
-
-static int e1000_set_eeprom(struct net_device *netdev,
- struct ethtool_eeprom *eeprom, u8 *bytes)
-{
- struct e1000_adapter *adapter = netdev_priv(netdev);
- struct e1000_hw *hw = &adapter->hw;
- u16 *eeprom_buff;
- void *ptr;
- int max_len;
- int first_word;
- int last_word;
- int ret_val = 0;
- u16 i;
-
- if (eeprom->len == 0)
- return -EOPNOTSUPP;
-
- if (eeprom->magic != (adapter->pdev->vendor | (adapter->pdev->device << 16)))
- return -EFAULT;
-
- if (adapter->flags & FLAG_READ_ONLY_NVM)
- return -EINVAL;
-
- max_len = hw->nvm.word_size * 2;
-
- first_word = eeprom->offset >> 1;
- last_word = (eeprom->offset + eeprom->len - 1) >> 1;
- eeprom_buff = kmalloc(max_len, GFP_KERNEL);
- if (!eeprom_buff)
- return -ENOMEM;
-
- ptr = (void *)eeprom_buff;
-
- if (eeprom->offset & 1) {
- /* need read/modify/write of first changed EEPROM word */
- /* only the second byte of the word is being modified */
- ret_val = e1000_read_nvm(hw, first_word, 1, &eeprom_buff[0]);
- ptr++;
- }
- if (((eeprom->offset + eeprom->len) & 1) && (ret_val == 0))
- /* need read/modify/write of last changed EEPROM word */
- /* only the first byte of the word is being modified */
- ret_val = e1000_read_nvm(hw, last_word, 1,
- &eeprom_buff[last_word - first_word]);
-
- if (ret_val)
- goto out;
-
- /* Device's eeprom is always little-endian, word addressable */
- for (i = 0; i < last_word - first_word + 1; i++)
- le16_to_cpus(&eeprom_buff[i]);
-
- memcpy(ptr, bytes, eeprom->len);
-
- for (i = 0; i < last_word - first_word + 1; i++)
- eeprom_buff[i] = cpu_to_le16(eeprom_buff[i]);
-
- ret_val = e1000_write_nvm(hw, first_word,
- last_word - first_word + 1, eeprom_buff);
-
- if (ret_val)
- goto out;
-
- /*
- * Update the checksum over the first part of the EEPROM if needed
- * and flush shadow RAM for applicable controllers
- */
- if ((first_word <= NVM_CHECKSUM_REG) ||
- (hw->mac.type == e1000_82574) || (hw->mac.type == e1000_82573))
- ret_val = e1000e_update_nvm_checksum(hw);
-
-out:
- kfree(eeprom_buff);
- return ret_val;
-}
-
-static void e1000_get_drvinfo(struct net_device *netdev,
- struct ethtool_drvinfo *drvinfo)
-{
- struct e1000_adapter *adapter = netdev_priv(netdev);
- char firmware_version[32];
-
- strncpy(drvinfo->driver, e1000e_driver_name, 32);
- strncpy(drvinfo->version, e1000e_driver_version, 32);
-
- /*
- * EEPROM image version # is reported as firmware version # for
- * PCI-E controllers
- */
- sprintf(firmware_version, "%d.%d-%d",
- (adapter->eeprom_vers & 0xF000) >> 12,
- (adapter->eeprom_vers & 0x0FF0) >> 4,
- (adapter->eeprom_vers & 0x000F));
-
- strncpy(drvinfo->fw_version, firmware_version, 32);
- strncpy(drvinfo->bus_info, pci_name(adapter->pdev), 32);
- drvinfo->regdump_len = e1000_get_regs_len(netdev);
- drvinfo->eedump_len = e1000_get_eeprom_len(netdev);
-}
-
-static void e1000_get_ringparam(struct net_device *netdev,
- struct ethtool_ringparam *ring)
-{
- struct e1000_adapter *adapter = netdev_priv(netdev);
- struct e1000_ring *tx_ring = adapter->tx_ring;
- struct e1000_ring *rx_ring = adapter->rx_ring;
-
- ring->rx_max_pending = E1000_MAX_RXD;
- ring->tx_max_pending = E1000_MAX_TXD;
- ring->rx_mini_max_pending = 0;
- ring->rx_jumbo_max_pending = 0;
- ring->rx_pending = rx_ring->count;
- ring->tx_pending = tx_ring->count;
- ring->rx_mini_pending = 0;
- ring->rx_jumbo_pending = 0;
-}
-
-static int e1000_set_ringparam(struct net_device *netdev,
- struct ethtool_ringparam *ring)
-{
- struct e1000_adapter *adapter = netdev_priv(netdev);
- struct e1000_ring *tx_ring, *tx_old;
- struct e1000_ring *rx_ring, *rx_old;
- int err;
-
- if ((ring->rx_mini_pending) || (ring->rx_jumbo_pending))
- return -EINVAL;
-
- while (test_and_set_bit(__E1000_RESETTING, &adapter->state))
- msleep(1);
-
- if (netif_running(adapter->netdev))
- e1000e_down(adapter);
-
- tx_old = adapter->tx_ring;
- rx_old = adapter->rx_ring;
-
- err = -ENOMEM;
- tx_ring = kzalloc(sizeof(struct e1000_ring), GFP_KERNEL);
- if (!tx_ring)
- goto err_alloc_tx;
- /*
- * use a memcpy to save any previously configured
- * items like napi structs from having to be
- * reinitialized
- */
- memcpy(tx_ring, tx_old, sizeof(struct e1000_ring));
-
- rx_ring = kzalloc(sizeof(struct e1000_ring), GFP_KERNEL);
- if (!rx_ring)
- goto err_alloc_rx;
- memcpy(rx_ring, rx_old, sizeof(struct e1000_ring));
-
- adapter->tx_ring = tx_ring;
- adapter->rx_ring = rx_ring;
-
- rx_ring->count = max(ring->rx_pending, (u32)E1000_MIN_RXD);
- rx_ring->count = min(rx_ring->count, (u32)(E1000_MAX_RXD));
- rx_ring->count = ALIGN(rx_ring->count, REQ_RX_DESCRIPTOR_MULTIPLE);
-
- tx_ring->count = max(ring->tx_pending, (u32)E1000_MIN_TXD);
- tx_ring->count = min(tx_ring->count, (u32)(E1000_MAX_TXD));
- tx_ring->count = ALIGN(tx_ring->count, REQ_TX_DESCRIPTOR_MULTIPLE);
-
- if (netif_running(adapter->netdev)) {
- /* Try to get new resources before deleting old */
- err = e1000e_setup_rx_resources(adapter);
- if (err)
- goto err_setup_rx;
- err = e1000e_setup_tx_resources(adapter);
- if (err)
- goto err_setup_tx;
-
- /*
- * restore the old in order to free it,
- * then add in the new
- */
- adapter->rx_ring = rx_old;
- adapter->tx_ring = tx_old;
- e1000e_free_rx_resources(adapter);
- e1000e_free_tx_resources(adapter);
- kfree(tx_old);
- kfree(rx_old);
- adapter->rx_ring = rx_ring;
- adapter->tx_ring = tx_ring;
- err = e1000e_up(adapter);
- if (err)
- goto err_setup;
- }
-
- clear_bit(__E1000_RESETTING, &adapter->state);
- return 0;
-err_setup_tx:
- e1000e_free_rx_resources(adapter);
-err_setup_rx:
- adapter->rx_ring = rx_old;
- adapter->tx_ring = tx_old;
- kfree(rx_ring);
-err_alloc_rx:
- kfree(tx_ring);
-err_alloc_tx:
- e1000e_up(adapter);
-err_setup:
- clear_bit(__E1000_RESETTING, &adapter->state);
- return err;
-}
-
-static bool reg_pattern_test(struct e1000_adapter *adapter, u64 *data,
- int reg, int offset, u32 mask, u32 write)
-{
- u32 pat, val;
- static const u32 test[] =
- {0x5A5A5A5A, 0xA5A5A5A5, 0x00000000, 0xFFFFFFFF};
- for (pat = 0; pat < ARRAY_SIZE(test); pat++) {
- E1000_WRITE_REG_ARRAY(&adapter->hw, reg, offset,
- (test[pat] & write));
- val = E1000_READ_REG_ARRAY(&adapter->hw, reg, offset);
- if (val != (test[pat] & write & mask)) {
- e_err("pattern test reg %04X failed: got 0x%08X "
- "expected 0x%08X\n", reg + offset, val,
- (test[pat] & write & mask));
- *data = reg;
- return 1;
- }
- }
- return 0;
-}
-
-static bool reg_set_and_check(struct e1000_adapter *adapter, u64 *data,
- int reg, u32 mask, u32 write)
-{
- u32 val;
- __ew32(&adapter->hw, reg, write & mask);
- val = __er32(&adapter->hw, reg);
- if ((write & mask) != (val & mask)) {
- e_err("set/check reg %04X test failed: got 0x%08X "
- "expected 0x%08X\n", reg, (val & mask), (write & mask));
- *data = reg;
- return 1;
- }
- return 0;
-}
-#define REG_PATTERN_TEST_ARRAY(reg, offset, mask, write) \
- do { \
- if (reg_pattern_test(adapter, data, reg, offset, mask, write)) \
- return 1; \
- } while (0)
-#define REG_PATTERN_TEST(reg, mask, write) \
- REG_PATTERN_TEST_ARRAY(reg, 0, mask, write)
-
-#define REG_SET_AND_CHECK(reg, mask, write) \
- do { \
- if (reg_set_and_check(adapter, data, reg, mask, write)) \
- return 1; \
- } while (0)
-
-static int e1000_reg_test(struct e1000_adapter *adapter, u64 *data)
-{
- struct e1000_hw *hw = &adapter->hw;
- struct e1000_mac_info *mac = &adapter->hw.mac;
- u32 value;
- u32 before;
- u32 after;
- u32 i;
- u32 toggle;
- u32 mask;
-
- /*
- * The status register is Read Only, so a write should fail.
- * Some bits that get toggled are ignored.
- */
- switch (mac->type) {
- /* there are several bits on newer hardware that are r/w */
- case e1000_82571:
- case e1000_82572:
- case e1000_80003es2lan:
- toggle = 0x7FFFF3FF;
- break;
- default:
- toggle = 0x7FFFF033;
- break;
- }
-
- before = er32(STATUS);
- value = (er32(STATUS) & toggle);
- ew32(STATUS, toggle);
- after = er32(STATUS) & toggle;
- if (value != after) {
- e_err("failed STATUS register test got: 0x%08X expected: "
- "0x%08X\n", after, value);
- *data = 1;
- return 1;
- }
- /* restore previous status */
- ew32(STATUS, before);
-
- if (!(adapter->flags & FLAG_IS_ICH)) {
- REG_PATTERN_TEST(E1000_FCAL, 0xFFFFFFFF, 0xFFFFFFFF);
- REG_PATTERN_TEST(E1000_FCAH, 0x0000FFFF, 0xFFFFFFFF);
- REG_PATTERN_TEST(E1000_FCT, 0x0000FFFF, 0xFFFFFFFF);
- REG_PATTERN_TEST(E1000_VET, 0x0000FFFF, 0xFFFFFFFF);
- }
-
- REG_PATTERN_TEST(E1000_RDTR, 0x0000FFFF, 0xFFFFFFFF);
- REG_PATTERN_TEST(E1000_RDBAH, 0xFFFFFFFF, 0xFFFFFFFF);
- REG_PATTERN_TEST(E1000_RDLEN, 0x000FFF80, 0x000FFFFF);
- REG_PATTERN_TEST(E1000_RDH, 0x0000FFFF, 0x0000FFFF);
- REG_PATTERN_TEST(E1000_RDT, 0x0000FFFF, 0x0000FFFF);
- REG_PATTERN_TEST(E1000_FCRTH, 0x0000FFF8, 0x0000FFF8);
- REG_PATTERN_TEST(E1000_FCTTV, 0x0000FFFF, 0x0000FFFF);
- REG_PATTERN_TEST(E1000_TIPG, 0x3FFFFFFF, 0x3FFFFFFF);
- REG_PATTERN_TEST(E1000_TDBAH, 0xFFFFFFFF, 0xFFFFFFFF);
- REG_PATTERN_TEST(E1000_TDLEN, 0x000FFF80, 0x000FFFFF);
-
- REG_SET_AND_CHECK(E1000_RCTL, 0xFFFFFFFF, 0x00000000);
-
- before = ((adapter->flags & FLAG_IS_ICH) ? 0x06C3B33E : 0x06DFB3FE);
- REG_SET_AND_CHECK(E1000_RCTL, before, 0x003FFFFB);
- REG_SET_AND_CHECK(E1000_TCTL, 0xFFFFFFFF, 0x00000000);
-
- REG_SET_AND_CHECK(E1000_RCTL, before, 0xFFFFFFFF);
- REG_PATTERN_TEST(E1000_RDBAL, 0xFFFFFFF0, 0xFFFFFFFF);
- if (!(adapter->flags & FLAG_IS_ICH))
- REG_PATTERN_TEST(E1000_TXCW, 0xC000FFFF, 0x0000FFFF);
- REG_PATTERN_TEST(E1000_TDBAL, 0xFFFFFFF0, 0xFFFFFFFF);
- REG_PATTERN_TEST(E1000_TIDV, 0x0000FFFF, 0x0000FFFF);
- mask = 0x8003FFFF;
- switch (mac->type) {
- case e1000_ich10lan:
- case e1000_pchlan:
- mask |= (1 << 18);
- break;
- default:
- break;
- }
- for (i = 0; i < mac->rar_entry_count; i++)
- REG_PATTERN_TEST_ARRAY(E1000_RA, ((i << 1) + 1),
- mask, 0xFFFFFFFF);
-
- for (i = 0; i < mac->mta_reg_count; i++)
- REG_PATTERN_TEST_ARRAY(E1000_MTA, i, 0xFFFFFFFF, 0xFFFFFFFF);
-
- *data = 0;
- return 0;
-}
-
-static int e1000_eeprom_test(struct e1000_adapter *adapter, u64 *data)
-{
- u16 temp;
- u16 checksum = 0;
- u16 i;
-
- *data = 0;
- /* Read and add up the contents of the EEPROM */
- for (i = 0; i < (NVM_CHECKSUM_REG + 1); i++) {
- if ((e1000_read_nvm(&adapter->hw, i, 1, &temp)) < 0) {
- *data = 1;
- return *data;
- }
- checksum += temp;
- }
-
- /* If Checksum is not Correct return error else test passed */
- if ((checksum != (u16) NVM_SUM) && !(*data))
- *data = 2;
-
- return *data;
-}
-
-static irqreturn_t e1000_test_intr(int irq, void *data)
-{
- struct net_device *netdev = (struct net_device *) data;
- struct e1000_adapter *adapter = netdev_priv(netdev);
- struct e1000_hw *hw = &adapter->hw;
-
- adapter->test_icr |= er32(ICR);
-
- return IRQ_HANDLED;
-}
-
-static int e1000_intr_test(struct e1000_adapter *adapter, u64 *data)
-{
- struct net_device *netdev = adapter->netdev;
- struct e1000_hw *hw = &adapter->hw;
- u32 mask;
- u32 shared_int = 1;
- u32 irq = adapter->pdev->irq;
- int i;
- int ret_val = 0;
- int int_mode = E1000E_INT_MODE_LEGACY;
-
- *data = 0;
-
- /* NOTE: we don't test MSI/MSI-X interrupts here, yet */
- if (adapter->int_mode == E1000E_INT_MODE_MSIX) {
- int_mode = adapter->int_mode;
- e1000e_reset_interrupt_capability(adapter);
- adapter->int_mode = E1000E_INT_MODE_LEGACY;
- e1000e_set_interrupt_capability(adapter);
- }
- /* Hook up test interrupt handler just for this test */
- if (!request_irq(irq, &e1000_test_intr, IRQF_PROBE_SHARED, netdev->name,
- netdev)) {
- shared_int = 0;
- } else if (request_irq(irq, &e1000_test_intr, IRQF_SHARED,
- netdev->name, netdev)) {
- *data = 1;
- ret_val = -1;
- goto out;
- }
- e_info("testing %s interrupt\n", (shared_int ? "shared" : "unshared"));
-
- /* Disable all the interrupts */
- ew32(IMC, 0xFFFFFFFF);
- msleep(10);
-
- /* Test each interrupt */
- for (i = 0; i < 10; i++) {
- /* Interrupt to test */
- mask = 1 << i;
-
- if (adapter->flags & FLAG_IS_ICH) {
- switch (mask) {
- case E1000_ICR_RXSEQ:
- continue;
- case 0x00000100:
- if (adapter->hw.mac.type == e1000_ich8lan ||
- adapter->hw.mac.type == e1000_ich9lan)
- continue;
- break;
- default:
- break;
- }
- }
-
- if (!shared_int) {
- /*
- * Disable the interrupt to be reported in
- * the cause register and then force the same
- * interrupt and see if one gets posted. If
- * an interrupt was posted to the bus, the
- * test failed.
- */
- adapter->test_icr = 0;
- ew32(IMC, mask);
- ew32(ICS, mask);
- msleep(10);
-
- if (adapter->test_icr & mask) {
- *data = 3;
- break;
- }
- }
-
- /*
- * Enable the interrupt to be reported in
- * the cause register and then force the same
- * interrupt and see if one gets posted. If
- * an interrupt was not posted to the bus, the
- * test failed.
- */
- adapter->test_icr = 0;
- ew32(IMS, mask);
- ew32(ICS, mask);
- msleep(10);
-
- if (!(adapter->test_icr & mask)) {
- *data = 4;
- break;
- }
-
- if (!shared_int) {
- /*
- * Disable the other interrupts to be reported in
- * the cause register and then force the other
- * interrupts and see if any get posted. If
- * an interrupt was posted to the bus, the
- * test failed.
- */
- adapter->test_icr = 0;
- ew32(IMC, ~mask & 0x00007FFF);
- ew32(ICS, ~mask & 0x00007FFF);
- msleep(10);
-
- if (adapter->test_icr) {
- *data = 5;
- break;
- }
- }
- }
-
- /* Disable all the interrupts */
- ew32(IMC, 0xFFFFFFFF);
- msleep(10);
-
- /* Unhook test interrupt handler */
- free_irq(irq, netdev);
-
-out:
- if (int_mode == E1000E_INT_MODE_MSIX) {
- e1000e_reset_interrupt_capability(adapter);
- adapter->int_mode = int_mode;
- e1000e_set_interrupt_capability(adapter);
- }
-
- return ret_val;
-}
-
-static void e1000_free_desc_rings(struct e1000_adapter *adapter)
-{
- struct e1000_ring *tx_ring = &adapter->test_tx_ring;
- struct e1000_ring *rx_ring = &adapter->test_rx_ring;
- struct pci_dev *pdev = adapter->pdev;
- int i;
-
- if (tx_ring->desc && tx_ring->buffer_info) {
- for (i = 0; i < tx_ring->count; i++) {
- if (tx_ring->buffer_info[i].dma)
- pci_unmap_single(pdev,
- tx_ring->buffer_info[i].dma,
- tx_ring->buffer_info[i].length,
- PCI_DMA_TODEVICE);
- if (tx_ring->buffer_info[i].skb)
- dev_kfree_skb(tx_ring->buffer_info[i].skb);
- }
- }
-
- if (rx_ring->desc && rx_ring->buffer_info) {
- for (i = 0; i < rx_ring->count; i++) {
- if (rx_ring->buffer_info[i].dma)
- pci_unmap_single(pdev,
- rx_ring->buffer_info[i].dma,
- 2048, PCI_DMA_FROMDEVICE);
- if (rx_ring->buffer_info[i].skb)
- dev_kfree_skb(rx_ring->buffer_info[i].skb);
- }
- }
-
- if (tx_ring->desc) {
- dma_free_coherent(&pdev->dev, tx_ring->size, tx_ring->desc,
- tx_ring->dma);
- tx_ring->desc = NULL;
- }
- if (rx_ring->desc) {
- dma_free_coherent(&pdev->dev, rx_ring->size, rx_ring->desc,
- rx_ring->dma);
- rx_ring->desc = NULL;
- }
-
- kfree(tx_ring->buffer_info);
- tx_ring->buffer_info = NULL;
- kfree(rx_ring->buffer_info);
- rx_ring->buffer_info = NULL;
-}
-
-static int e1000_setup_desc_rings(struct e1000_adapter *adapter)
-{
- struct e1000_ring *tx_ring = &adapter->test_tx_ring;
- struct e1000_ring *rx_ring = &adapter->test_rx_ring;
- struct pci_dev *pdev = adapter->pdev;
- struct e1000_hw *hw = &adapter->hw;
- u32 rctl;
- int i;
- int ret_val;
-
- /* Setup Tx descriptor ring and Tx buffers */
-
- if (!tx_ring->count)
- tx_ring->count = E1000_DEFAULT_TXD;
-
- tx_ring->buffer_info = kcalloc(tx_ring->count,
- sizeof(struct e1000_buffer),
- GFP_KERNEL);
- if (!(tx_ring->buffer_info)) {
- ret_val = 1;
- goto err_nomem;
- }
-
- tx_ring->size = tx_ring->count * sizeof(struct e1000_tx_desc);
- tx_ring->size = ALIGN(tx_ring->size, 4096);
- tx_ring->desc = dma_alloc_coherent(&pdev->dev, tx_ring->size,
- &tx_ring->dma, GFP_KERNEL);
- if (!tx_ring->desc) {
- ret_val = 2;
- goto err_nomem;
- }
- tx_ring->next_to_use = 0;
- tx_ring->next_to_clean = 0;
-
- ew32(TDBAL, ((u64) tx_ring->dma & 0x00000000FFFFFFFF));
- ew32(TDBAH, ((u64) tx_ring->dma >> 32));
- ew32(TDLEN, tx_ring->count * sizeof(struct e1000_tx_desc));
- ew32(TDH, 0);
- ew32(TDT, 0);
- ew32(TCTL, E1000_TCTL_PSP | E1000_TCTL_EN | E1000_TCTL_MULR |
- E1000_COLLISION_THRESHOLD << E1000_CT_SHIFT |
- E1000_COLLISION_DISTANCE << E1000_COLD_SHIFT);
-
- for (i = 0; i < tx_ring->count; i++) {
- struct e1000_tx_desc *tx_desc = E1000_TX_DESC(*tx_ring, i);
- struct sk_buff *skb;
- unsigned int skb_size = 1024;
-
- skb = alloc_skb(skb_size, GFP_KERNEL);
- if (!skb) {
- ret_val = 3;
- goto err_nomem;
- }
- skb_put(skb, skb_size);
- tx_ring->buffer_info[i].skb = skb;
- tx_ring->buffer_info[i].length = skb->len;
- tx_ring->buffer_info[i].dma =
- pci_map_single(pdev, skb->data, skb->len,
- PCI_DMA_TODEVICE);
- if (pci_dma_mapping_error(pdev, tx_ring->buffer_info[i].dma)) {
- ret_val = 4;
- goto err_nomem;
- }
- tx_desc->buffer_addr = cpu_to_le64(tx_ring->buffer_info[i].dma);
- tx_desc->lower.data = cpu_to_le32(skb->len);
- tx_desc->lower.data |= cpu_to_le32(E1000_TXD_CMD_EOP |
- E1000_TXD_CMD_IFCS |
- E1000_TXD_CMD_RS);
- tx_desc->upper.data = 0;
- }
-
- /* Setup Rx descriptor ring and Rx buffers */
-
- if (!rx_ring->count)
- rx_ring->count = E1000_DEFAULT_RXD;
-
- rx_ring->buffer_info = kcalloc(rx_ring->count,
- sizeof(struct e1000_buffer),
- GFP_KERNEL);
- if (!(rx_ring->buffer_info)) {
- ret_val = 5;
- goto err_nomem;
- }
-
- rx_ring->size = rx_ring->count * sizeof(struct e1000_rx_desc);
- rx_ring->desc = dma_alloc_coherent(&pdev->dev, rx_ring->size,
- &rx_ring->dma, GFP_KERNEL);
- if (!rx_ring->desc) {
- ret_val = 6;
- goto err_nomem;
- }
- rx_ring->next_to_use = 0;
- rx_ring->next_to_clean = 0;
-
- rctl = er32(RCTL);
- ew32(RCTL, rctl & ~E1000_RCTL_EN);
- ew32(RDBAL, ((u64) rx_ring->dma & 0xFFFFFFFF));
- ew32(RDBAH, ((u64) rx_ring->dma >> 32));
- ew32(RDLEN, rx_ring->size);
- ew32(RDH, 0);
- ew32(RDT, 0);
- rctl = E1000_RCTL_EN | E1000_RCTL_BAM | E1000_RCTL_SZ_2048 |
- E1000_RCTL_UPE | E1000_RCTL_MPE | E1000_RCTL_LPE |
- E1000_RCTL_SBP | E1000_RCTL_SECRC |
- E1000_RCTL_LBM_NO | E1000_RCTL_RDMTS_HALF |
- (adapter->hw.mac.mc_filter_type << E1000_RCTL_MO_SHIFT);
- ew32(RCTL, rctl);
-
- for (i = 0; i < rx_ring->count; i++) {
- struct e1000_rx_desc *rx_desc = E1000_RX_DESC(*rx_ring, i);
- struct sk_buff *skb;
-
- skb = alloc_skb(2048 + NET_IP_ALIGN, GFP_KERNEL);
- if (!skb) {
- ret_val = 7;
- goto err_nomem;
- }
- skb_reserve(skb, NET_IP_ALIGN);
- rx_ring->buffer_info[i].skb = skb;
- rx_ring->buffer_info[i].dma =
- pci_map_single(pdev, skb->data, 2048,
- PCI_DMA_FROMDEVICE);
- if (pci_dma_mapping_error(pdev, rx_ring->buffer_info[i].dma)) {
- ret_val = 8;
- goto err_nomem;
- }
- rx_desc->buffer_addr =
- cpu_to_le64(rx_ring->buffer_info[i].dma);
- memset(skb->data, 0x00, skb->len);
- }
-
- return 0;
-
-err_nomem:
- e1000_free_desc_rings(adapter);
- return ret_val;
-}
-
-static void e1000_phy_disable_receiver(struct e1000_adapter *adapter)
-{
- /* Write out to PHY registers 29 and 30 to disable the Receiver. */
- e1e_wphy(&adapter->hw, 29, 0x001F);
- e1e_wphy(&adapter->hw, 30, 0x8FFC);
- e1e_wphy(&adapter->hw, 29, 0x001A);
- e1e_wphy(&adapter->hw, 30, 0x8FF0);
-}
-
-static int e1000_integrated_phy_loopback(struct e1000_adapter *adapter)
-{
- struct e1000_hw *hw = &adapter->hw;
- u32 ctrl_reg = 0;
- u32 stat_reg = 0;
- u16 phy_reg = 0;
-
- hw->mac.autoneg = 0;
-
- if (hw->phy.type == e1000_phy_m88) {
- /* Auto-MDI/MDIX Off */
- e1e_wphy(hw, M88E1000_PHY_SPEC_CTRL, 0x0808);
- /* reset to update Auto-MDI/MDIX */
- e1e_wphy(hw, PHY_CONTROL, 0x9140);
- /* autoneg off */
- e1e_wphy(hw, PHY_CONTROL, 0x8140);
- } else if (hw->phy.type == e1000_phy_gg82563)
- e1e_wphy(hw, GG82563_PHY_KMRN_MODE_CTRL, 0x1CC);
-
- ctrl_reg = er32(CTRL);
-
- switch (hw->phy.type) {
- case e1000_phy_ife:
- /* force 100, set loopback */
- e1e_wphy(hw, PHY_CONTROL, 0x6100);
-
- /* Now set up the MAC to the same speed/duplex as the PHY. */
- ctrl_reg &= ~E1000_CTRL_SPD_SEL; /* Clear the speed sel bits */
- ctrl_reg |= (E1000_CTRL_FRCSPD | /* Set the Force Speed Bit */
- E1000_CTRL_FRCDPX | /* Set the Force Duplex Bit */
- E1000_CTRL_SPD_100 |/* Force Speed to 100 */
- E1000_CTRL_FD); /* Force Duplex to FULL */
- break;
- case e1000_phy_bm:
- /* Set Default MAC Interface speed to 1GB */
- e1e_rphy(hw, PHY_REG(2, 21), &phy_reg);
- phy_reg &= ~0x0007;
- phy_reg |= 0x006;
- e1e_wphy(hw, PHY_REG(2, 21), phy_reg);
- /* Assert SW reset for above settings to take effect */
- e1000e_commit_phy(hw);
- mdelay(1);
- /* Force Full Duplex */
- e1e_rphy(hw, PHY_REG(769, 16), &phy_reg);
- e1e_wphy(hw, PHY_REG(769, 16), phy_reg | 0x000C);
- /* Set Link Up (in force link) */
- e1e_rphy(hw, PHY_REG(776, 16), &phy_reg);
- e1e_wphy(hw, PHY_REG(776, 16), phy_reg | 0x0040);
- /* Force Link */
- e1e_rphy(hw, PHY_REG(769, 16), &phy_reg);
- e1e_wphy(hw, PHY_REG(769, 16), phy_reg | 0x0040);
- /* Set Early Link Enable */
- e1e_rphy(hw, PHY_REG(769, 20), &phy_reg);
- e1e_wphy(hw, PHY_REG(769, 20), phy_reg | 0x0400);
- /* fall through */
- default:
- /* force 1000, set loopback */
- e1e_wphy(hw, PHY_CONTROL, 0x4140);
- mdelay(250);
-
- /* Now set up the MAC to the same speed/duplex as the PHY. */
- ctrl_reg = er32(CTRL);
- ctrl_reg &= ~E1000_CTRL_SPD_SEL; /* Clear the speed sel bits */
- ctrl_reg |= (E1000_CTRL_FRCSPD | /* Set the Force Speed Bit */
- E1000_CTRL_FRCDPX | /* Set the Force Duplex Bit */
- E1000_CTRL_SPD_1000 |/* Force Speed to 1000 */
- E1000_CTRL_FD); /* Force Duplex to FULL */
-
- if (adapter->flags & FLAG_IS_ICH)
- ctrl_reg |= E1000_CTRL_SLU; /* Set Link Up */
- }
-
- if (hw->phy.media_type == e1000_media_type_copper &&
- hw->phy.type == e1000_phy_m88) {
- ctrl_reg |= E1000_CTRL_ILOS; /* Invert Loss of Signal */
- } else {
- /*
- * Set the ILOS bit on the fiber Nic if half duplex link is
- * detected.
- */
- stat_reg = er32(STATUS);
- if ((stat_reg & E1000_STATUS_FD) == 0)
- ctrl_reg |= (E1000_CTRL_ILOS | E1000_CTRL_SLU);
- }
-
- ew32(CTRL, ctrl_reg);
-
- /*
- * Disable the receiver on the PHY so when a cable is plugged in, the
- * PHY does not begin to autoneg when a cable is reconnected to the NIC.
- */
- if (hw->phy.type == e1000_phy_m88)
- e1000_phy_disable_receiver(adapter);
-
- udelay(500);
-
- return 0;
-}
-
-static int e1000_set_82571_fiber_loopback(struct e1000_adapter *adapter)
-{
- struct e1000_hw *hw = &adapter->hw;
- u32 ctrl = er32(CTRL);
- int link = 0;
-
- /* special requirements for 82571/82572 fiber adapters */
-
- /*
- * jump through hoops to make sure link is up because serdes
- * link is hardwired up
- */
- ctrl |= E1000_CTRL_SLU;
- ew32(CTRL, ctrl);
-
- /* disable autoneg */
- ctrl = er32(TXCW);
- ctrl &= ~(1 << 31);
- ew32(TXCW, ctrl);
-
- link = (er32(STATUS) & E1000_STATUS_LU);
-
- if (!link) {
- /* set invert loss of signal */
- ctrl = er32(CTRL);
- ctrl |= E1000_CTRL_ILOS;
- ew32(CTRL, ctrl);
- }
-
- /*
- * special write to serdes control register to enable SerDes analog
- * loopback
- */
-#define E1000_SERDES_LB_ON 0x410
- ew32(SCTL, E1000_SERDES_LB_ON);
- msleep(10);
-
- return 0;
-}
-
-/* only call this for fiber/serdes connections to es2lan */
-static int e1000_set_es2lan_mac_loopback(struct e1000_adapter *adapter)
-{
- struct e1000_hw *hw = &adapter->hw;
- u32 ctrlext = er32(CTRL_EXT);
- u32 ctrl = er32(CTRL);
-
- /*
- * save CTRL_EXT to restore later, reuse an empty variable (unused
- * on mac_type 80003es2lan)
- */
- adapter->tx_fifo_head = ctrlext;
-
- /* clear the serdes mode bits, putting the device into mac loopback */
- ctrlext &= ~E1000_CTRL_EXT_LINK_MODE_PCIE_SERDES;
- ew32(CTRL_EXT, ctrlext);
-
- /* force speed to 1000/FD, link up */
- ctrl &= ~(E1000_CTRL_SPD_1000 | E1000_CTRL_SPD_100);
- ctrl |= (E1000_CTRL_SLU | E1000_CTRL_FRCSPD | E1000_CTRL_FRCDPX |
- E1000_CTRL_SPD_1000 | E1000_CTRL_FD);
- ew32(CTRL, ctrl);
-
- /* set mac loopback */
- ctrl = er32(RCTL);
- ctrl |= E1000_RCTL_LBM_MAC;
- ew32(RCTL, ctrl);
-
- /* set testing mode parameters (no need to reset later) */
-#define KMRNCTRLSTA_OPMODE (0x1F << 16)
-#define KMRNCTRLSTA_OPMODE_1GB_FD_GMII 0x0582
- ew32(KMRNCTRLSTA,
- (KMRNCTRLSTA_OPMODE | KMRNCTRLSTA_OPMODE_1GB_FD_GMII));
-
- return 0;
-}
-
-static int e1000_setup_loopback_test(struct e1000_adapter *adapter)
-{
- struct e1000_hw *hw = &adapter->hw;
- u32 rctl;
-
- if (hw->phy.media_type == e1000_media_type_fiber ||
- hw->phy.media_type == e1000_media_type_internal_serdes) {
- switch (hw->mac.type) {
- case e1000_80003es2lan:
- return e1000_set_es2lan_mac_loopback(adapter);
- break;
- case e1000_82571:
- case e1000_82572:
- return e1000_set_82571_fiber_loopback(adapter);
- break;
- default:
- rctl = er32(RCTL);
- rctl |= E1000_RCTL_LBM_TCVR;
- ew32(RCTL, rctl);
- return 0;
- }
- } else if (hw->phy.media_type == e1000_media_type_copper) {
- return e1000_integrated_phy_loopback(adapter);
- }
-
- return 7;
-}
-
-static void e1000_loopback_cleanup(struct e1000_adapter *adapter)
-{
- struct e1000_hw *hw = &adapter->hw;
- u32 rctl;
- u16 phy_reg;
-
- rctl = er32(RCTL);
- rctl &= ~(E1000_RCTL_LBM_TCVR | E1000_RCTL_LBM_MAC);
- ew32(RCTL, rctl);
-
- switch (hw->mac.type) {
- case e1000_80003es2lan:
- if (hw->phy.media_type == e1000_media_type_fiber ||
- hw->phy.media_type == e1000_media_type_internal_serdes) {
- /* restore CTRL_EXT, stealing space from tx_fifo_head */
- ew32(CTRL_EXT, adapter->tx_fifo_head);
- adapter->tx_fifo_head = 0;
- }
- /* fall through */
- case e1000_82571:
- case e1000_82572:
- if (hw->phy.media_type == e1000_media_type_fiber ||
- hw->phy.media_type == e1000_media_type_internal_serdes) {
-#define E1000_SERDES_LB_OFF 0x400
- ew32(SCTL, E1000_SERDES_LB_OFF);
- msleep(10);
- break;
- }
- /* Fall Through */
- default:
- hw->mac.autoneg = 1;
- if (hw->phy.type == e1000_phy_gg82563)
- e1e_wphy(hw, GG82563_PHY_KMRN_MODE_CTRL, 0x180);
- e1e_rphy(hw, PHY_CONTROL, &phy_reg);
- if (phy_reg & MII_CR_LOOPBACK) {
- phy_reg &= ~MII_CR_LOOPBACK;
- e1e_wphy(hw, PHY_CONTROL, phy_reg);
- e1000e_commit_phy(hw);
- }
- break;
- }
-}
-
-static void e1000_create_lbtest_frame(struct sk_buff *skb,
- unsigned int frame_size)
-{
- memset(skb->data, 0xFF, frame_size);
- frame_size &= ~1;
- memset(&skb->data[frame_size / 2], 0xAA, frame_size / 2 - 1);
- memset(&skb->data[frame_size / 2 + 10], 0xBE, 1);
- memset(&skb->data[frame_size / 2 + 12], 0xAF, 1);
-}
-
-static int e1000_check_lbtest_frame(struct sk_buff *skb,
- unsigned int frame_size)
-{
- frame_size &= ~1;
- if (*(skb->data + 3) == 0xFF)
- if ((*(skb->data + frame_size / 2 + 10) == 0xBE) &&
- (*(skb->data + frame_size / 2 + 12) == 0xAF))
- return 0;
- return 13;
-}
-
-static int e1000_run_loopback_test(struct e1000_adapter *adapter)
-{
- struct e1000_ring *tx_ring = &adapter->test_tx_ring;
- struct e1000_ring *rx_ring = &adapter->test_rx_ring;
- struct pci_dev *pdev = adapter->pdev;
- struct e1000_hw *hw = &adapter->hw;
- int i, j, k, l;
- int lc;
- int good_cnt;
- int ret_val = 0;
- unsigned long time;
-
- ew32(RDT, rx_ring->count - 1);
-
- /*
- * Calculate the loop count based on the largest descriptor ring
- * The idea is to wrap the largest ring a number of times using 64
- * send/receive pairs during each loop
- */
-
- if (rx_ring->count <= tx_ring->count)
- lc = ((tx_ring->count / 64) * 2) + 1;
- else
- lc = ((rx_ring->count / 64) * 2) + 1;
-
- k = 0;
- l = 0;
- for (j = 0; j <= lc; j++) { /* loop count loop */
- for (i = 0; i < 64; i++) { /* send the packets */
- e1000_create_lbtest_frame(tx_ring->buffer_info[k].skb,
- 1024);
- pci_dma_sync_single_for_device(pdev,
- tx_ring->buffer_info[k].dma,
- tx_ring->buffer_info[k].length,
- PCI_DMA_TODEVICE);
- k++;
- if (k == tx_ring->count)
- k = 0;
- }
- ew32(TDT, k);
- msleep(200);
- time = jiffies; /* set the start time for the receive */
- good_cnt = 0;
- do { /* receive the sent packets */
- pci_dma_sync_single_for_cpu(pdev,
- rx_ring->buffer_info[l].dma, 2048,
- PCI_DMA_FROMDEVICE);
-
- ret_val = e1000_check_lbtest_frame(
- rx_ring->buffer_info[l].skb, 1024);
- if (!ret_val)
- good_cnt++;
- l++;
- if (l == rx_ring->count)
- l = 0;
- /*
- * time + 20 msecs (200 msecs on 2.4) is more than
- * enough time to complete the receives, if it's
- * exceeded, break and error off
- */
- } while ((good_cnt < 64) && !time_after(jiffies, time + 20));
- if (good_cnt != 64) {
- ret_val = 13; /* ret_val is the same as mis-compare */
- break;
- }
- if (jiffies >= (time + 20)) {
- ret_val = 14; /* error code for time out error */
- break;
- }
- } /* end loop count loop */
- return ret_val;
-}
-
-static int e1000_loopback_test(struct e1000_adapter *adapter, u64 *data)
-{
- /*
- * PHY loopback cannot be performed if SoL/IDER
- * sessions are active
- */
- if (e1000_check_reset_block(&adapter->hw)) {
- e_err("Cannot do PHY loopback test when SoL/IDER is active.\n");
- *data = 0;
- goto out;
- }
-
- *data = e1000_setup_desc_rings(adapter);
- if (*data)
- goto out;
-
- *data = e1000_setup_loopback_test(adapter);
- if (*data)
- goto err_loopback;
-
- *data = e1000_run_loopback_test(adapter);
- e1000_loopback_cleanup(adapter);
-
-err_loopback:
- e1000_free_desc_rings(adapter);
-out:
- return *data;
-}
-
-static int e1000_link_test(struct e1000_adapter *adapter, u64 *data)
-{
- struct e1000_hw *hw = &adapter->hw;
-
- *data = 0;
- if (hw->phy.media_type == e1000_media_type_internal_serdes) {
- int i = 0;
- hw->mac.serdes_has_link = false;
-
- /*
- * On some blade server designs, link establishment
- * could take as long as 2-3 minutes
- */
- do {
- hw->mac.ops.check_for_link(hw);
- if (hw->mac.serdes_has_link)
- return *data;
- msleep(20);
- } while (i++ < 3750);
-
- *data = 1;
- } else {
- hw->mac.ops.check_for_link(hw);
- if (hw->mac.autoneg)
- msleep(4000);
-
- if (!(er32(STATUS) &
- E1000_STATUS_LU))
- *data = 1;
- }
- return *data;
-}
-
-static int e1000e_get_sset_count(struct net_device *netdev, int sset)
-{
- switch (sset) {
- case ETH_SS_TEST:
- return E1000_TEST_LEN;
- case ETH_SS_STATS:
- return E1000_STATS_LEN;
- default:
- return -EOPNOTSUPP;
- }
-}
-
-static void e1000_diag_test(struct net_device *netdev,
- struct ethtool_test *eth_test, u64 *data)
-{
- struct e1000_adapter *adapter = netdev_priv(netdev);
- u16 autoneg_advertised;
- u8 forced_speed_duplex;
- u8 autoneg;
- bool if_running = netif_running(netdev);
-
- set_bit(__E1000_TESTING, &adapter->state);
- if (eth_test->flags == ETH_TEST_FL_OFFLINE) {
- /* Offline tests */
-
- /* save speed, duplex, autoneg settings */
- autoneg_advertised = adapter->hw.phy.autoneg_advertised;
- forced_speed_duplex = adapter->hw.mac.forced_speed_duplex;
- autoneg = adapter->hw.mac.autoneg;
-
- e_info("offline testing starting\n");
-
- /*
- * Link test performed before hardware reset so autoneg doesn't
- * interfere with test result
- */
- if (e1000_link_test(adapter, &data[4]))
- eth_test->flags |= ETH_TEST_FL_FAILED;
-
- if (if_running)
- /* indicate we're in test mode */
- dev_close(netdev);
- else
- e1000e_reset(adapter);
-
- if (e1000_reg_test(adapter, &data[0]))
- eth_test->flags |= ETH_TEST_FL_FAILED;
-
- e1000e_reset(adapter);
- if (e1000_eeprom_test(adapter, &data[1]))
- eth_test->flags |= ETH_TEST_FL_FAILED;
-
- e1000e_reset(adapter);
- if (e1000_intr_test(adapter, &data[2]))
- eth_test->flags |= ETH_TEST_FL_FAILED;
-
- e1000e_reset(adapter);
- /* make sure the phy is powered up */
- e1000e_power_up_phy(adapter);
- if (e1000_loopback_test(adapter, &data[3]))
- eth_test->flags |= ETH_TEST_FL_FAILED;
-
- /* restore speed, duplex, autoneg settings */
- adapter->hw.phy.autoneg_advertised = autoneg_advertised;
- adapter->hw.mac.forced_speed_duplex = forced_speed_duplex;
- adapter->hw.mac.autoneg = autoneg;
-
- /* force this routine to wait until autoneg complete/timeout */
- adapter->hw.phy.autoneg_wait_to_complete = 1;
- e1000e_reset(adapter);
- adapter->hw.phy.autoneg_wait_to_complete = 0;
-
- clear_bit(__E1000_TESTING, &adapter->state);
- if (if_running)
- dev_open(netdev);
- } else {
- e_info("online testing starting\n");
- /* Online tests */
- if (e1000_link_test(adapter, &data[4]))
- eth_test->flags |= ETH_TEST_FL_FAILED;
-
- /* Online tests aren't run; pass by default */
- data[0] = 0;
- data[1] = 0;
- data[2] = 0;
- data[3] = 0;
-
- clear_bit(__E1000_TESTING, &adapter->state);
- }
- msleep_interruptible(4 * 1000);
-}
-
-static void e1000_get_wol(struct net_device *netdev,
- struct ethtool_wolinfo *wol)
-{
- struct e1000_adapter *adapter = netdev_priv(netdev);
-
- wol->supported = 0;
- wol->wolopts = 0;
-
- if (!(adapter->flags & FLAG_HAS_WOL) ||
- !device_can_wakeup(&adapter->pdev->dev))
- return;
-
- wol->supported = WAKE_UCAST | WAKE_MCAST |
- WAKE_BCAST | WAKE_MAGIC |
- WAKE_PHY | WAKE_ARP;
-
- /* apply any specific unsupported masks here */
- if (adapter->flags & FLAG_NO_WAKE_UCAST) {
- wol->supported &= ~WAKE_UCAST;
-
- if (adapter->wol & E1000_WUFC_EX)
- e_err("Interface does not support directed (unicast) "
- "frame wake-up packets\n");
- }
-
- if (adapter->wol & E1000_WUFC_EX)
- wol->wolopts |= WAKE_UCAST;
- if (adapter->wol & E1000_WUFC_MC)
- wol->wolopts |= WAKE_MCAST;
- if (adapter->wol & E1000_WUFC_BC)
- wol->wolopts |= WAKE_BCAST;
- if (adapter->wol & E1000_WUFC_MAG)
- wol->wolopts |= WAKE_MAGIC;
- if (adapter->wol & E1000_WUFC_LNKC)
- wol->wolopts |= WAKE_PHY;
- if (adapter->wol & E1000_WUFC_ARP)
- wol->wolopts |= WAKE_ARP;
-}
-
-static int e1000_set_wol(struct net_device *netdev,
- struct ethtool_wolinfo *wol)
-{
- struct e1000_adapter *adapter = netdev_priv(netdev);
-
- if (wol->wolopts & WAKE_MAGICSECURE)
- return -EOPNOTSUPP;
-
- if (!(adapter->flags & FLAG_HAS_WOL) ||
- !device_can_wakeup(&adapter->pdev->dev))
- return wol->wolopts ? -EOPNOTSUPP : 0;
-
- /* these settings will always override what we currently have */
- adapter->wol = 0;
-
- if (wol->wolopts & WAKE_UCAST)
- adapter->wol |= E1000_WUFC_EX;
- if (wol->wolopts & WAKE_MCAST)
- adapter->wol |= E1000_WUFC_MC;
- if (wol->wolopts & WAKE_BCAST)
- adapter->wol |= E1000_WUFC_BC;
- if (wol->wolopts & WAKE_MAGIC)
- adapter->wol |= E1000_WUFC_MAG;
- if (wol->wolopts & WAKE_PHY)
- adapter->wol |= E1000_WUFC_LNKC;
- if (wol->wolopts & WAKE_ARP)
- adapter->wol |= E1000_WUFC_ARP;
-
- device_set_wakeup_enable(&adapter->pdev->dev, adapter->wol);
-
- return 0;
-}
-
-/* toggle LED 4 times per second = 2 "blinks" per second */
-#define E1000_ID_INTERVAL (HZ/4)
-
-/* bit defines for adapter->led_status */
-#define E1000_LED_ON 0
-
-static void e1000e_led_blink_task(struct work_struct *work)
-{
- struct e1000_adapter *adapter = container_of(work,
- struct e1000_adapter, led_blink_task);
-
- if (test_and_change_bit(E1000_LED_ON, &adapter->led_status))
- adapter->hw.mac.ops.led_off(&adapter->hw);
- else
- adapter->hw.mac.ops.led_on(&adapter->hw);
-}
-
-static void e1000_led_blink_callback(unsigned long data)
-{
- struct e1000_adapter *adapter = (struct e1000_adapter *) data;
-
- schedule_work(&adapter->led_blink_task);
- mod_timer(&adapter->blink_timer, jiffies + E1000_ID_INTERVAL);
-}
-
-static int e1000_phys_id(struct net_device *netdev, u32 data)
-{
- struct e1000_adapter *adapter = netdev_priv(netdev);
- struct e1000_hw *hw = &adapter->hw;
-
- if (!data)
- data = INT_MAX;
-
- if ((hw->phy.type == e1000_phy_ife) ||
- (hw->mac.type == e1000_pchlan) ||
- (hw->mac.type == e1000_82574)) {
- INIT_WORK(&adapter->led_blink_task, e1000e_led_blink_task);
- if (!adapter->blink_timer.function) {
- init_timer(&adapter->blink_timer);
- adapter->blink_timer.function =
- e1000_led_blink_callback;
- adapter->blink_timer.data = (unsigned long) adapter;
- }
- mod_timer(&adapter->blink_timer, jiffies);
- msleep_interruptible(data * 1000);
- del_timer_sync(&adapter->blink_timer);
- if (hw->phy.type == e1000_phy_ife)
- e1e_wphy(hw, IFE_PHY_SPECIAL_CONTROL_LED, 0);
- } else {
- e1000e_blink_led(hw);
- msleep_interruptible(data * 1000);
- }
-
- hw->mac.ops.led_off(hw);
- clear_bit(E1000_LED_ON, &adapter->led_status);
- hw->mac.ops.cleanup_led(hw);
-
- return 0;
-}
-
-static int e1000_get_coalesce(struct net_device *netdev,
- struct ethtool_coalesce *ec)
-{
- struct e1000_adapter *adapter = netdev_priv(netdev);
-
- if (adapter->itr_setting <= 3)
- ec->rx_coalesce_usecs = adapter->itr_setting;
- else
- ec->rx_coalesce_usecs = 1000000 / adapter->itr_setting;
-
- return 0;
-}
-
-static int e1000_set_coalesce(struct net_device *netdev,
- struct ethtool_coalesce *ec)
-{
- struct e1000_adapter *adapter = netdev_priv(netdev);
- struct e1000_hw *hw = &adapter->hw;
-
- if ((ec->rx_coalesce_usecs > E1000_MAX_ITR_USECS) ||
- ((ec->rx_coalesce_usecs > 3) &&
- (ec->rx_coalesce_usecs < E1000_MIN_ITR_USECS)) ||
- (ec->rx_coalesce_usecs == 2))
- return -EINVAL;
-
- if (ec->rx_coalesce_usecs <= 3) {
- adapter->itr = 20000;
- adapter->itr_setting = ec->rx_coalesce_usecs;
- } else {
- adapter->itr = (1000000 / ec->rx_coalesce_usecs);
- adapter->itr_setting = adapter->itr & ~3;
- }
-
- if (adapter->itr_setting != 0)
- ew32(ITR, 1000000000 / (adapter->itr * 256));
- else
- ew32(ITR, 0);
-
- return 0;
-}
-
-static int e1000_nway_reset(struct net_device *netdev)
-{
- struct e1000_adapter *adapter = netdev_priv(netdev);
- if (netif_running(netdev))
- e1000e_reinit_locked(adapter);
- return 0;
-}
-
-static void e1000_get_ethtool_stats(struct net_device *netdev,
- struct ethtool_stats *stats,
- u64 *data)
-{
- struct e1000_adapter *adapter = netdev_priv(netdev);
- int i;
-
- e1000e_update_stats(adapter);
- for (i = 0; i < E1000_GLOBAL_STATS_LEN; i++) {
- char *p = (char *)adapter+e1000_gstrings_stats[i].stat_offset;
- data[i] = (e1000_gstrings_stats[i].sizeof_stat ==
- sizeof(u64)) ? *(u64 *)p : *(u32 *)p;
- }
-}
-
-static void e1000_get_strings(struct net_device *netdev, u32 stringset,
- u8 *data)
-{
- u8 *p = data;
- int i;
-
- switch (stringset) {
- case ETH_SS_TEST:
- memcpy(data, *e1000_gstrings_test, sizeof(e1000_gstrings_test));
- break;
- case ETH_SS_STATS:
- for (i = 0; i < E1000_GLOBAL_STATS_LEN; i++) {
- memcpy(p, e1000_gstrings_stats[i].stat_string,
- ETH_GSTRING_LEN);
- p += ETH_GSTRING_LEN;
- }
- break;
- }
-}
-
-static const struct ethtool_ops e1000_ethtool_ops = {
- .get_settings = e1000_get_settings,
- .set_settings = e1000_set_settings,
- .get_drvinfo = e1000_get_drvinfo,
- .get_regs_len = e1000_get_regs_len,
- .get_regs = e1000_get_regs,
- .get_wol = e1000_get_wol,
- .set_wol = e1000_set_wol,
- .get_msglevel = e1000_get_msglevel,
- .set_msglevel = e1000_set_msglevel,
- .nway_reset = e1000_nway_reset,
- .get_link = e1000_get_link,
- .get_eeprom_len = e1000_get_eeprom_len,
- .get_eeprom = e1000_get_eeprom,
- .set_eeprom = e1000_set_eeprom,
- .get_ringparam = e1000_get_ringparam,
- .set_ringparam = e1000_set_ringparam,
- .get_pauseparam = e1000_get_pauseparam,
- .set_pauseparam = e1000_set_pauseparam,
- .get_rx_csum = e1000_get_rx_csum,
- .set_rx_csum = e1000_set_rx_csum,
- .get_tx_csum = e1000_get_tx_csum,
- .set_tx_csum = e1000_set_tx_csum,
- .get_sg = ethtool_op_get_sg,
- .set_sg = ethtool_op_set_sg,
- .get_tso = ethtool_op_get_tso,
- .set_tso = e1000_set_tso,
- .self_test = e1000_diag_test,
- .get_strings = e1000_get_strings,
- .phys_id = e1000_phys_id,
- .get_ethtool_stats = e1000_get_ethtool_stats,
- .get_sset_count = e1000e_get_sset_count,
- .get_coalesce = e1000_get_coalesce,
- .set_coalesce = e1000_set_coalesce,
-};
-
-void e1000e_set_ethtool_ops(struct net_device *netdev)
-{
- SET_ETHTOOL_OPS(netdev, &e1000_ethtool_ops);
-}
diff --git a/drivers/experimental/e1000e/netdev.c b/drivers/experimental/e1000e/netdev.c
index d177a02..bf2b916 100644
--- a/drivers/experimental/e1000e/netdev.c
+++ b/drivers/experimental/e1000e/netdev.c
@@ -36,22 +36,26 @@
#include <linux/netdevice.h>
#include <linux/tcp.h>
#include <linux/ipv6.h>
-#include <net/checksum.h>
-#include <net/ip6_checksum.h>
#include <linux/mii.h>
-#include <linux/ethtool.h>
#include <linux/if_vlan.h>
#include <linux/cpu.h>
#include <linux/smp.h>
-#include <linux/pm_qos_params.h>
#include <linux/aer.h>
#include "e1000.h"
-#define DRV_VERSION "1.0.2-k2"
-char e1000e_driver_name[] = "e1000e";
+// RTNET wrappers
+#define netdev_priv(a) a->priv
+
+#define DRV_VERSION "1.2.45-k2-rtnet"
+char e1000e_driver_name[] = "rt_e1000e";
const char e1000e_driver_version[] = DRV_VERSION;
+#define MAX_UNITS 8
+static int cards[MAX_UNITS] = { [0 ... (MAX_UNITS-1)] = 1 };
+compat_module_int_param_array(cards, MAX_UNITS);
+MODULE_PARM_DESC(cards, "array of cards to be supported (eg. 1,0,1)");
+
static const struct e1000_info *e10...
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