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path: root/drivers/net/ethernet/intel/e1000e/ethtool.c
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Diffstat (limited to 'drivers/net/ethernet/intel/e1000e/ethtool.c')
-rw-r--r--drivers/net/ethernet/intel/e1000e/ethtool.c252
1 files changed, 215 insertions, 37 deletions
diff --git a/drivers/net/ethernet/intel/e1000e/ethtool.c b/drivers/net/ethernet/intel/e1000e/ethtool.c
index fd4772a2691c..2c1813737f6d 100644
--- a/drivers/net/ethernet/intel/e1000e/ethtool.c
+++ b/drivers/net/ethernet/intel/e1000e/ethtool.c
@@ -1,7 +1,7 @@
/*******************************************************************************
Intel PRO/1000 Linux driver
- Copyright(c) 1999 - 2012 Intel Corporation.
+ Copyright(c) 1999 - 2013 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,
@@ -35,6 +35,7 @@
#include <linux/slab.h>
#include <linux/delay.h>
#include <linux/vmalloc.h>
+#include <linux/mdio.h>
#include "e1000.h"
@@ -98,7 +99,6 @@ static const struct e1000_stats e1000_gstrings_stats[] = {
E1000_STAT("rx_flow_control_xoff", stats.xoffrxc),
E1000_STAT("tx_flow_control_xon", stats.xontxc),
E1000_STAT("tx_flow_control_xoff", stats.xofftxc),
- E1000_STAT("rx_long_byte_count", stats.gorc),
E1000_STAT("rx_csum_offload_good", hw_csum_good),
E1000_STAT("rx_csum_offload_errors", hw_csum_err),
E1000_STAT("rx_header_split", rx_hdr_split),
@@ -108,6 +108,7 @@ static const struct e1000_stats e1000_gstrings_stats[] = {
E1000_STAT("dropped_smbus", stats.mgpdc),
E1000_STAT("rx_dma_failed", rx_dma_failed),
E1000_STAT("tx_dma_failed", tx_dma_failed),
+ E1000_STAT("rx_hwtstamp_cleared", rx_hwtstamp_cleared),
E1000_STAT("uncorr_ecc_errors", uncorr_errors),
E1000_STAT("corr_ecc_errors", corr_errors),
};
@@ -129,7 +130,6 @@ static int e1000_get_settings(struct net_device *netdev,
u32 speed;
if (hw->phy.media_type == e1000_media_type_copper) {
-
ecmd->supported = (SUPPORTED_10baseT_Half |
SUPPORTED_10baseT_Full |
SUPPORTED_100baseT_Half |
@@ -327,12 +327,12 @@ static int e1000_set_settings(struct net_device *netdev,
}
/* reset the link */
-
if (netif_running(adapter->netdev)) {
e1000e_down(adapter);
e1000e_up(adapter);
- } else
+ } else {
e1000e_reset(adapter);
+ }
clear_bit(__E1000_RESETTING, &adapter->state);
return 0;
@@ -417,7 +417,7 @@ static void e1000_set_msglevel(struct net_device *netdev, u32 data)
adapter->msg_enable = data;
}
-static int e1000_get_regs_len(struct net_device *netdev)
+static int e1000_get_regs_len(struct net_device __always_unused *netdev)
{
#define E1000_REGS_LEN 32 /* overestimate */
return E1000_REGS_LEN * sizeof(u32);
@@ -471,10 +471,10 @@ static void e1000_get_regs(struct net_device *netdev,
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 */
+ regs_buff[21] = 0; /* was idle_errors */
+ e1e_rphy(hw, MII_STAT1000, &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)
@@ -761,8 +761,9 @@ static bool reg_pattern_test(struct e1000_adapter *adapter, u64 *data,
(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));
+ e_err("pattern test failed (reg 0x%05X): got 0x%08X expected 0x%08X\n",
+ reg + (offset << 2), val,
+ (test[pat] & write & mask));
*data = reg;
return 1;
}
@@ -777,7 +778,7 @@ static bool reg_set_and_check(struct e1000_adapter *adapter, u64 *data,
__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",
+ e_err("set/check test failed (reg 0x%05X): got 0x%08X expected 0x%08X\n",
reg, (val & mask), (write & mask));
*data = reg;
return 1;
@@ -885,12 +886,20 @@ static int e1000_reg_test(struct e1000_adapter *adapter, u64 *data)
E1000_FWSM_WLOCK_MAC_SHIFT;
for (i = 0; i < mac->rar_entry_count; i++) {
- /* Cannot test write-protected SHRAL[n] registers */
- if ((wlock_mac == 1) || (wlock_mac && (i > wlock_mac)))
- continue;
+ if (mac->type == e1000_pch_lpt) {
+ /* Cannot test write-protected SHRAL[n] registers */
+ if ((wlock_mac == 1) || (wlock_mac && (i > wlock_mac)))
+ continue;
- REG_PATTERN_TEST_ARRAY(E1000_RA, ((i << 1) + 1),
- mask, 0xFFFFFFFF);
+ /* SHRAH[9] different than the others */
+ if (i == 10)
+ mask |= (1 << 30);
+ else
+ mask &= ~(1 << 30);
+ }
+
+ REG_PATTERN_TEST_ARRAY(E1000_RA, ((i << 1) + 1), mask,
+ 0xFFFFFFFF);
}
for (i = 0; i < mac->mta_reg_count; i++)
@@ -924,7 +933,7 @@ static int e1000_eeprom_test(struct e1000_adapter *adapter, u64 *data)
return *data;
}
-static irqreturn_t e1000_test_intr(int irq, void *data)
+static irqreturn_t e1000_test_intr(int __always_unused irq, void *data)
{
struct net_device *netdev = (struct net_device *) data;
struct e1000_adapter *adapter = netdev_priv(netdev);
@@ -1274,7 +1283,7 @@ static int e1000_integrated_phy_loopback(struct e1000_adapter *adapter)
if (hw->phy.type == e1000_phy_ife) {
/* force 100, set loopback */
- e1e_wphy(hw, PHY_CONTROL, 0x6100);
+ e1e_wphy(hw, MII_BMCR, 0x6100);
/* Now set up the MAC to the same speed/duplex as the PHY. */
ctrl_reg = er32(CTRL);
@@ -1297,9 +1306,9 @@ static int e1000_integrated_phy_loopback(struct e1000_adapter *adapter)
/* Auto-MDI/MDIX Off */
e1e_wphy(hw, M88E1000_PHY_SPEC_CTRL, 0x0808);
/* reset to update Auto-MDI/MDIX */
- e1e_wphy(hw, PHY_CONTROL, 0x9140);
+ e1e_wphy(hw, MII_BMCR, 0x9140);
/* autoneg off */
- e1e_wphy(hw, PHY_CONTROL, 0x8140);
+ e1e_wphy(hw, MII_BMCR, 0x8140);
break;
case e1000_phy_gg82563:
e1e_wphy(hw, GG82563_PHY_KMRN_MODE_CTRL, 0x1CC);
@@ -1311,7 +1320,7 @@ static int e1000_integrated_phy_loopback(struct e1000_adapter *adapter)
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);
+ hw->phy.ops.commit(hw);
mdelay(1);
/* Force Full Duplex */
e1e_rphy(hw, PHY_REG(769, 16), &phy_reg);
@@ -1345,7 +1354,6 @@ static int e1000_integrated_phy_loopback(struct e1000_adapter *adapter)
e1e_rphy(hw, PHY_REG(776, 18), &phy_reg);
e1e_wphy(hw, PHY_REG(776, 18), phy_reg | 1);
/* Enable loopback on the PHY */
-#define I82577_PHY_LBK_CTRL 19
e1e_wphy(hw, I82577_PHY_LBK_CTRL, 0x8001);
break;
default:
@@ -1353,7 +1361,7 @@ static int e1000_integrated_phy_loopback(struct e1000_adapter *adapter)
}
/* force 1000, set loopback */
- e1e_wphy(hw, PHY_CONTROL, 0x4140);
+ e1e_wphy(hw, MII_BMCR, 0x4140);
mdelay(250);
/* Now set up the MAC to the same speed/duplex as the PHY. */
@@ -1395,7 +1403,7 @@ static int e1000_set_82571_fiber_loopback(struct e1000_adapter *adapter)
{
struct e1000_hw *hw = &adapter->hw;
u32 ctrl = er32(CTRL);
- int link = 0;
+ int link;
/* special requirements for 82571/82572 fiber adapters */
@@ -1528,11 +1536,12 @@ static void e1000_loopback_cleanup(struct e1000_adapter *adapter)
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);
+ e1e_rphy(hw, MII_BMCR, &phy_reg);
+ if (phy_reg & BMCR_LOOPBACK) {
+ phy_reg &= ~BMCR_LOOPBACK;
+ e1e_wphy(hw, MII_BMCR, phy_reg);
+ if (hw->phy.ops.commit)
+ hw->phy.ops.commit(hw);
}
break;
}
@@ -1694,7 +1703,8 @@ static int e1000_link_test(struct e1000_adapter *adapter, u64 *data)
return *data;
}
-static int e1000e_get_sset_count(struct net_device *netdev, int sset)
+static int e1000e_get_sset_count(struct net_device __always_unused *netdev,
+ int sset)
{
switch (sset) {
case ETH_SS_TEST:
@@ -1957,7 +1967,7 @@ static int e1000_nway_reset(struct net_device *netdev)
}
static void e1000_get_ethtool_stats(struct net_device *netdev,
- struct ethtool_stats *stats,
+ struct ethtool_stats __always_unused *stats,
u64 *data)
{
struct e1000_adapter *adapter = netdev_priv(netdev);
@@ -1986,8 +1996,8 @@ static void e1000_get_ethtool_stats(struct net_device *netdev,
}
}
-static void e1000_get_strings(struct net_device *netdev, u32 stringset,
- u8 *data)
+static void e1000_get_strings(struct net_device __always_unused *netdev,
+ u32 stringset, u8 *data)
{
u8 *p = data;
int i;
@@ -2007,7 +2017,8 @@ static void e1000_get_strings(struct net_device *netdev, u32 stringset,
}
static int e1000_get_rxnfc(struct net_device *netdev,
- struct ethtool_rxnfc *info, u32 *rule_locs)
+ struct ethtool_rxnfc *info,
+ u32 __always_unused *rule_locs)
{
info->data = 0;
@@ -2053,6 +2064,171 @@ static int e1000_get_rxnfc(struct net_device *netdev,
}
}
+static int e1000e_get_eee(struct net_device *netdev, struct ethtool_eee *edata)
+{
+ struct e1000_adapter *adapter = netdev_priv(netdev);
+ struct e1000_hw *hw = &adapter->hw;
+ u16 cap_addr, adv_addr, lpa_addr, pcs_stat_addr, phy_data, lpi_ctrl;
+ u32 status, ret_val;
+
+ if (!(adapter->flags & FLAG_IS_ICH) ||
+ !(adapter->flags2 & FLAG2_HAS_EEE))
+ return -EOPNOTSUPP;
+
+ switch (hw->phy.type) {
+ case e1000_phy_82579:
+ cap_addr = I82579_EEE_CAPABILITY;
+ adv_addr = I82579_EEE_ADVERTISEMENT;
+ lpa_addr = I82579_EEE_LP_ABILITY;
+ pcs_stat_addr = I82579_EEE_PCS_STATUS;
+ break;
+ case e1000_phy_i217:
+ cap_addr = I217_EEE_CAPABILITY;
+ adv_addr = I217_EEE_ADVERTISEMENT;
+ lpa_addr = I217_EEE_LP_ABILITY;
+ pcs_stat_addr = I217_EEE_PCS_STATUS;
+ break;
+ default:
+ return -EOPNOTSUPP;
+ }
+
+ ret_val = hw->phy.ops.acquire(hw);
+ if (ret_val)
+ return -EBUSY;
+
+ /* EEE Capability */
+ ret_val = e1000_read_emi_reg_locked(hw, cap_addr, &phy_data);
+ if (ret_val)
+ goto release;
+ edata->supported = mmd_eee_cap_to_ethtool_sup_t(phy_data);
+
+ /* EEE Advertised */
+ ret_val = e1000_read_emi_reg_locked(hw, adv_addr, &phy_data);
+ if (ret_val)
+ goto release;
+ edata->advertised = mmd_eee_adv_to_ethtool_adv_t(phy_data);
+
+ /* EEE Link Partner Advertised */
+ ret_val = e1000_read_emi_reg_locked(hw, lpa_addr, &phy_data);
+ if (ret_val)
+ goto release;
+ edata->lp_advertised = mmd_eee_adv_to_ethtool_adv_t(phy_data);
+
+ /* EEE PCS Status */
+ ret_val = e1000_read_emi_reg_locked(hw, pcs_stat_addr, &phy_data);
+ if (hw->phy.type == e1000_phy_82579)
+ phy_data <<= 8;
+
+release:
+ hw->phy.ops.release(hw);
+ if (ret_val)
+ return -ENODATA;
+
+ e1e_rphy(hw, I82579_LPI_CTRL, &lpi_ctrl);
+ status = er32(STATUS);
+
+ /* Result of the EEE auto negotiation - there is no register that
+ * has the status of the EEE negotiation so do a best-guess based
+ * on whether both Tx and Rx LPI indications have been received or
+ * base it on the link speed, the EEE advertised speeds on both ends
+ * and the speeds on which EEE is enabled locally.
+ */
+ if (((phy_data & E1000_EEE_TX_LPI_RCVD) &&
+ (phy_data & E1000_EEE_RX_LPI_RCVD)) ||
+ ((status & E1000_STATUS_SPEED_100) &&
+ (edata->advertised & ADVERTISED_100baseT_Full) &&
+ (edata->lp_advertised & ADVERTISED_100baseT_Full) &&
+ (lpi_ctrl & I82579_LPI_CTRL_100_ENABLE)) ||
+ ((status & E1000_STATUS_SPEED_1000) &&
+ (edata->advertised & ADVERTISED_1000baseT_Full) &&
+ (edata->lp_advertised & ADVERTISED_1000baseT_Full) &&
+ (lpi_ctrl & I82579_LPI_CTRL_1000_ENABLE)))
+ edata->eee_active = true;
+
+ edata->eee_enabled = !hw->dev_spec.ich8lan.eee_disable;
+ edata->tx_lpi_enabled = true;
+ edata->tx_lpi_timer = er32(LPIC) >> E1000_LPIC_LPIET_SHIFT;
+
+ return 0;
+}
+
+static int e1000e_set_eee(struct net_device *netdev, struct ethtool_eee *edata)
+{
+ struct e1000_adapter *adapter = netdev_priv(netdev);
+ struct e1000_hw *hw = &adapter->hw;
+ struct ethtool_eee eee_curr;
+ s32 ret_val;
+
+ if (!(adapter->flags & FLAG_IS_ICH) ||
+ !(adapter->flags2 & FLAG2_HAS_EEE))
+ return -EOPNOTSUPP;
+
+ ret_val = e1000e_get_eee(netdev, &eee_curr);
+ if (ret_val)
+ return ret_val;
+
+ if (eee_curr.advertised != edata->advertised) {
+ e_err("Setting EEE advertisement is not supported\n");
+ return -EINVAL;
+ }
+
+ if (eee_curr.tx_lpi_enabled != edata->tx_lpi_enabled) {
+ e_err("Setting EEE tx-lpi is not supported\n");
+ return -EINVAL;
+ }
+
+ if (eee_curr.tx_lpi_timer != edata->tx_lpi_timer) {
+ e_err("Setting EEE Tx LPI timer is not supported\n");
+ return -EINVAL;
+ }
+
+ if (hw->dev_spec.ich8lan.eee_disable != !edata->eee_enabled) {
+ hw->dev_spec.ich8lan.eee_disable = !edata->eee_enabled;
+
+ /* reset the link */
+ if (netif_running(netdev))
+ e1000e_reinit_locked(adapter);
+ else
+ e1000e_reset(adapter);
+ }
+
+ return 0;
+}
+
+static int e1000e_get_ts_info(struct net_device *netdev,
+ struct ethtool_ts_info *info)
+{
+ struct e1000_adapter *adapter = netdev_priv(netdev);
+
+ ethtool_op_get_ts_info(netdev, info);
+
+ if (!(adapter->flags & FLAG_HAS_HW_TIMESTAMP))
+ return 0;
+
+ info->so_timestamping |= (SOF_TIMESTAMPING_TX_HARDWARE |
+ SOF_TIMESTAMPING_RX_HARDWARE |
+ SOF_TIMESTAMPING_RAW_HARDWARE);
+
+ info->tx_types = (1 << HWTSTAMP_TX_OFF) | (1 << HWTSTAMP_TX_ON);
+
+ info->rx_filters = ((1 << HWTSTAMP_FILTER_NONE) |
+ (1 << HWTSTAMP_FILTER_PTP_V1_L4_SYNC) |
+ (1 << HWTSTAMP_FILTER_PTP_V1_L4_DELAY_REQ) |
+ (1 << HWTSTAMP_FILTER_PTP_V2_L4_SYNC) |
+ (1 << HWTSTAMP_FILTER_PTP_V2_L4_DELAY_REQ) |
+ (1 << HWTSTAMP_FILTER_PTP_V2_L2_SYNC) |
+ (1 << HWTSTAMP_FILTER_PTP_V2_L2_DELAY_REQ) |
+ (1 << HWTSTAMP_FILTER_PTP_V2_EVENT) |
+ (1 << HWTSTAMP_FILTER_PTP_V2_SYNC) |
+ (1 << HWTSTAMP_FILTER_PTP_V2_DELAY_REQ) |
+ (1 << HWTSTAMP_FILTER_ALL));
+
+ if (adapter->ptp_clock)
+ info->phc_index = ptp_clock_index(adapter->ptp_clock);
+
+ return 0;
+}
+
static const struct ethtool_ops e1000_ethtool_ops = {
.get_settings = e1000_get_settings,
.set_settings = e1000_set_settings,
@@ -2080,7 +2256,9 @@ static const struct ethtool_ops e1000_ethtool_ops = {
.get_coalesce = e1000_get_coalesce,
.set_coalesce = e1000_set_coalesce,
.get_rxnfc = e1000_get_rxnfc,
- .get_ts_info = ethtool_op_get_ts_info,
+ .get_ts_info = e1000e_get_ts_info,
+ .get_eee = e1000e_get_eee,
+ .set_eee = e1000e_set_eee,
};
void e1000e_set_ethtool_ops(struct net_device *netdev)
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-20 03:46:58 +0000