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linux/drivers/net/ixgbevf/ethtool.c

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/*******************************************************************************
Intel 82599 Virtual Function driver
Copyright(c) 1999 - 2009 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:
e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
*******************************************************************************/
/* ethtool support for ixgbevf */
#include <linux/types.h>
#include <linux/module.h>
#include <linux/pci.h>
#include <linux/netdevice.h>
#include <linux/ethtool.h>
#include <linux/vmalloc.h>
#include <linux/if_vlan.h>
#include <linux/uaccess.h>
#include "ixgbevf.h"
#define IXGBE_ALL_RAR_ENTRIES 16
#ifdef ETHTOOL_GSTATS
struct ixgbe_stats {
char stat_string[ETH_GSTRING_LEN];
int sizeof_stat;
int stat_offset;
int base_stat_offset;
int saved_reset_offset;
};
#define IXGBEVF_STAT(m, b, r) sizeof(((struct ixgbevf_adapter *)0)->m), \
offsetof(struct ixgbevf_adapter, m), \
offsetof(struct ixgbevf_adapter, b), \
offsetof(struct ixgbevf_adapter, r)
static struct ixgbe_stats ixgbe_gstrings_stats[] = {
{"rx_packets", IXGBEVF_STAT(stats.vfgprc, stats.base_vfgprc,
stats.saved_reset_vfgprc)},
{"tx_packets", IXGBEVF_STAT(stats.vfgptc, stats.base_vfgptc,
stats.saved_reset_vfgptc)},
{"rx_bytes", IXGBEVF_STAT(stats.vfgorc, stats.base_vfgorc,
stats.saved_reset_vfgorc)},
{"tx_bytes", IXGBEVF_STAT(stats.vfgotc, stats.base_vfgotc,
stats.saved_reset_vfgotc)},
{"tx_busy", IXGBEVF_STAT(tx_busy, zero_base, zero_base)},
{"multicast", IXGBEVF_STAT(stats.vfmprc, stats.base_vfmprc,
stats.saved_reset_vfmprc)},
{"rx_csum_offload_good", IXGBEVF_STAT(hw_csum_rx_good, zero_base,
zero_base)},
{"rx_csum_offload_errors", IXGBEVF_STAT(hw_csum_rx_error, zero_base,
zero_base)},
{"tx_csum_offload_ctxt", IXGBEVF_STAT(hw_csum_tx_good, zero_base,
zero_base)},
{"rx_header_split", IXGBEVF_STAT(rx_hdr_split, zero_base, zero_base)},
};
#define IXGBE_QUEUE_STATS_LEN 0
#define IXGBE_GLOBAL_STATS_LEN ARRAY_SIZE(ixgbe_gstrings_stats)
#define IXGBEVF_STATS_LEN (IXGBE_GLOBAL_STATS_LEN + IXGBE_QUEUE_STATS_LEN)
#endif /* ETHTOOL_GSTATS */
#ifdef ETHTOOL_TEST
static const char ixgbe_gstrings_test[][ETH_GSTRING_LEN] = {
"Register test (offline)",
"Link test (on/offline)"
};
#define IXGBE_TEST_LEN (sizeof(ixgbe_gstrings_test) / ETH_GSTRING_LEN)
#endif /* ETHTOOL_TEST */
static int ixgbevf_get_settings(struct net_device *netdev,
struct ethtool_cmd *ecmd)
{
struct ixgbevf_adapter *adapter = netdev_priv(netdev);
struct ixgbe_hw *hw = &adapter->hw;
u32 link_speed = 0;
bool link_up;
ecmd->supported = SUPPORTED_10000baseT_Full;
ecmd->autoneg = AUTONEG_DISABLE;
ecmd->transceiver = XCVR_DUMMY1;
ecmd->port = -1;
hw->mac.ops.check_link(hw, &link_speed, &link_up, false);
if (link_up) {
ecmd->speed = (link_speed == IXGBE_LINK_SPEED_10GB_FULL) ?
SPEED_10000 : SPEED_1000;
ecmd->duplex = DUPLEX_FULL;
} else {
ecmd->speed = -1;
ecmd->duplex = -1;
}
return 0;
}
static u32 ixgbevf_get_rx_csum(struct net_device *netdev)
{
struct ixgbevf_adapter *adapter = netdev_priv(netdev);
return adapter->flags & IXGBE_FLAG_RX_CSUM_ENABLED;
}
static int ixgbevf_set_rx_csum(struct net_device *netdev, u32 data)
{
struct ixgbevf_adapter *adapter = netdev_priv(netdev);
if (data)
adapter->flags |= IXGBE_FLAG_RX_CSUM_ENABLED;
else
adapter->flags &= ~IXGBE_FLAG_RX_CSUM_ENABLED;
if (netif_running(netdev)) {
if (!adapter->dev_closed)
ixgbevf_reinit_locked(adapter);
} else {
ixgbevf_reset(adapter);
}
return 0;
}
static int ixgbevf_set_tso(struct net_device *netdev, u32 data)
{
if (data) {
netdev->features |= NETIF_F_TSO;
netdev->features |= NETIF_F_TSO6;
} else {
netif_tx_stop_all_queues(netdev);
netdev->features &= ~NETIF_F_TSO;
netdev->features &= ~NETIF_F_TSO6;
netif_tx_start_all_queues(netdev);
}
return 0;
}
static u32 ixgbevf_get_msglevel(struct net_device *netdev)
{
struct ixgbevf_adapter *adapter = netdev_priv(netdev);
return adapter->msg_enable;
}
static void ixgbevf_set_msglevel(struct net_device *netdev, u32 data)
{
struct ixgbevf_adapter *adapter = netdev_priv(netdev);
adapter->msg_enable = data;
}
#define IXGBE_GET_STAT(_A_, _R_) (_A_->stats._R_)
static char *ixgbevf_reg_names[] = {
"IXGBE_VFCTRL",
"IXGBE_VFSTATUS",
"IXGBE_VFLINKS",
"IXGBE_VFRXMEMWRAP",
"IXGBE_VFRTIMER",
"IXGBE_VTEICR",
"IXGBE_VTEICS",
"IXGBE_VTEIMS",
"IXGBE_VTEIMC",
"IXGBE_VTEIAC",
"IXGBE_VTEIAM",
"IXGBE_VTEITR",
"IXGBE_VTIVAR",
"IXGBE_VTIVAR_MISC",
"IXGBE_VFRDBAL0",
"IXGBE_VFRDBAL1",
"IXGBE_VFRDBAH0",
"IXGBE_VFRDBAH1",
"IXGBE_VFRDLEN0",
"IXGBE_VFRDLEN1",
"IXGBE_VFRDH0",
"IXGBE_VFRDH1",
"IXGBE_VFRDT0",
"IXGBE_VFRDT1",
"IXGBE_VFRXDCTL0",
"IXGBE_VFRXDCTL1",
"IXGBE_VFSRRCTL0",
"IXGBE_VFSRRCTL1",
"IXGBE_VFPSRTYPE",
"IXGBE_VFTDBAL0",
"IXGBE_VFTDBAL1",
"IXGBE_VFTDBAH0",
"IXGBE_VFTDBAH1",
"IXGBE_VFTDLEN0",
"IXGBE_VFTDLEN1",
"IXGBE_VFTDH0",
"IXGBE_VFTDH1",
"IXGBE_VFTDT0",
"IXGBE_VFTDT1",
"IXGBE_VFTXDCTL0",
"IXGBE_VFTXDCTL1",
"IXGBE_VFTDWBAL0",
"IXGBE_VFTDWBAL1",
"IXGBE_VFTDWBAH0",
"IXGBE_VFTDWBAH1"
};
static int ixgbevf_get_regs_len(struct net_device *netdev)
{
return (ARRAY_SIZE(ixgbevf_reg_names)) * sizeof(u32);
}
static void ixgbevf_get_regs(struct net_device *netdev,
struct ethtool_regs *regs,
void *p)
{
struct ixgbevf_adapter *adapter = netdev_priv(netdev);
struct ixgbe_hw *hw = &adapter->hw;
u32 *regs_buff = p;
u32 regs_len = ixgbevf_get_regs_len(netdev);
u8 i;
memset(p, 0, regs_len);
regs->version = (1 << 24) | hw->revision_id << 16 | hw->device_id;
/* General Registers */
regs_buff[0] = IXGBE_READ_REG(hw, IXGBE_VFCTRL);
regs_buff[1] = IXGBE_READ_REG(hw, IXGBE_VFSTATUS);
regs_buff[2] = IXGBE_READ_REG(hw, IXGBE_VFLINKS);
regs_buff[3] = IXGBE_READ_REG(hw, IXGBE_VFRXMEMWRAP);
regs_buff[4] = IXGBE_READ_REG(hw, IXGBE_VFRTIMER);
/* Interrupt */
/* don't read EICR because it can clear interrupt causes, instead
* read EICS which is a shadow but doesn't clear EICR */
regs_buff[5] = IXGBE_READ_REG(hw, IXGBE_VTEICS);
regs_buff[6] = IXGBE_READ_REG(hw, IXGBE_VTEICS);
regs_buff[7] = IXGBE_READ_REG(hw, IXGBE_VTEIMS);
regs_buff[8] = IXGBE_READ_REG(hw, IXGBE_VTEIMC);
regs_buff[9] = IXGBE_READ_REG(hw, IXGBE_VTEIAC);
regs_buff[10] = IXGBE_READ_REG(hw, IXGBE_VTEIAM);
regs_buff[11] = IXGBE_READ_REG(hw, IXGBE_VTEITR(0));
regs_buff[12] = IXGBE_READ_REG(hw, IXGBE_VTIVAR(0));
regs_buff[13] = IXGBE_READ_REG(hw, IXGBE_VTIVAR_MISC);
/* Receive DMA */
for (i = 0; i < 2; i++)
regs_buff[14 + i] = IXGBE_READ_REG(hw, IXGBE_VFRDBAL(i));
for (i = 0; i < 2; i++)
regs_buff[16 + i] = IXGBE_READ_REG(hw, IXGBE_VFRDBAH(i));
for (i = 0; i < 2; i++)
regs_buff[18 + i] = IXGBE_READ_REG(hw, IXGBE_VFRDLEN(i));
for (i = 0; i < 2; i++)
regs_buff[20 + i] = IXGBE_READ_REG(hw, IXGBE_VFRDH(i));
for (i = 0; i < 2; i++)
regs_buff[22 + i] = IXGBE_READ_REG(hw, IXGBE_VFRDT(i));
for (i = 0; i < 2; i++)
regs_buff[24 + i] = IXGBE_READ_REG(hw, IXGBE_VFRXDCTL(i));
for (i = 0; i < 2; i++)
regs_buff[26 + i] = IXGBE_READ_REG(hw, IXGBE_VFSRRCTL(i));
/* Receive */
regs_buff[28] = IXGBE_READ_REG(hw, IXGBE_VFPSRTYPE);
/* Transmit */
for (i = 0; i < 2; i++)
regs_buff[29 + i] = IXGBE_READ_REG(hw, IXGBE_VFTDBAL(i));
for (i = 0; i < 2; i++)
regs_buff[31 + i] = IXGBE_READ_REG(hw, IXGBE_VFTDBAH(i));
for (i = 0; i < 2; i++)
regs_buff[33 + i] = IXGBE_READ_REG(hw, IXGBE_VFTDLEN(i));
for (i = 0; i < 2; i++)
regs_buff[35 + i] = IXGBE_READ_REG(hw, IXGBE_VFTDH(i));
for (i = 0; i < 2; i++)
regs_buff[37 + i] = IXGBE_READ_REG(hw, IXGBE_VFTDT(i));
for (i = 0; i < 2; i++)
regs_buff[39 + i] = IXGBE_READ_REG(hw, IXGBE_VFTXDCTL(i));
for (i = 0; i < 2; i++)
regs_buff[41 + i] = IXGBE_READ_REG(hw, IXGBE_VFTDWBAL(i));
for (i = 0; i < 2; i++)
regs_buff[43 + i] = IXGBE_READ_REG(hw, IXGBE_VFTDWBAH(i));
for (i = 0; i < ARRAY_SIZE(ixgbevf_reg_names); i++)
hw_dbg(hw, "%s\t%8.8x\n", ixgbevf_reg_names[i], regs_buff[i]);
}
static void ixgbevf_get_drvinfo(struct net_device *netdev,
struct ethtool_drvinfo *drvinfo)
{
struct ixgbevf_adapter *adapter = netdev_priv(netdev);
strlcpy(drvinfo->driver, ixgbevf_driver_name, 32);
strlcpy(drvinfo->version, ixgbevf_driver_version, 32);
strlcpy(drvinfo->fw_version, "N/A", 4);
strlcpy(drvinfo->bus_info, pci_name(adapter->pdev), 32);
}
static void ixgbevf_get_ringparam(struct net_device *netdev,
struct ethtool_ringparam *ring)
{
struct ixgbevf_adapter *adapter = netdev_priv(netdev);
struct ixgbevf_ring *tx_ring = adapter->tx_ring;
struct ixgbevf_ring *rx_ring = adapter->rx_ring;
ring->rx_max_pending = IXGBEVF_MAX_RXD;
ring->tx_max_pending = IXGBEVF_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 ixgbevf_set_ringparam(struct net_device *netdev,
struct ethtool_ringparam *ring)
{
struct ixgbevf_adapter *adapter = netdev_priv(netdev);
struct ixgbevf_ring *tx_ring = NULL, *rx_ring = NULL;
int i, err;
u32 new_rx_count, new_tx_count;
bool need_tx_update = false;
bool need_rx_update = false;
if ((ring->rx_mini_pending) || (ring->rx_jumbo_pending))
return -EINVAL;
new_rx_count = max(ring->rx_pending, (u32)IXGBEVF_MIN_RXD);
new_rx_count = min(new_rx_count, (u32)IXGBEVF_MAX_RXD);
new_rx_count = ALIGN(new_rx_count, IXGBE_REQ_RX_DESCRIPTOR_MULTIPLE);
new_tx_count = max(ring->tx_pending, (u32)IXGBEVF_MIN_TXD);
new_tx_count = min(new_tx_count, (u32)IXGBEVF_MAX_TXD);
new_tx_count = ALIGN(new_tx_count, IXGBE_REQ_TX_DESCRIPTOR_MULTIPLE);
if ((new_tx_count == adapter->tx_ring->count) &&
(new_rx_count == adapter->rx_ring->count)) {
/* nothing to do */
return 0;
}
while (test_and_set_bit(__IXGBEVF_RESETTING, &adapter->state))
msleep(1);
if (new_tx_count != adapter->tx_ring_count) {
tx_ring = kcalloc(adapter->num_tx_queues,
sizeof(struct ixgbevf_ring), GFP_KERNEL);
if (!tx_ring) {
err = -ENOMEM;
goto err_setup;
}
memcpy(tx_ring, adapter->tx_ring,
adapter->num_tx_queues * sizeof(struct ixgbevf_ring));
for (i = 0; i < adapter->num_tx_queues; i++) {
tx_ring[i].count = new_tx_count;
err = ixgbevf_setup_tx_resources(adapter,
&tx_ring[i]);
if (err) {
while (i) {
i--;
ixgbevf_free_tx_resources(adapter,
&tx_ring[i]);
}
kfree(tx_ring);
goto err_setup;
}
tx_ring[i].v_idx = adapter->tx_ring[i].v_idx;
}
need_tx_update = true;
}
if (new_rx_count != adapter->rx_ring_count) {
rx_ring = kcalloc(adapter->num_rx_queues,
sizeof(struct ixgbevf_ring), GFP_KERNEL);
if ((!rx_ring) && (need_tx_update)) {
err = -ENOMEM;
goto err_rx_setup;
}
memcpy(rx_ring, adapter->rx_ring,
adapter->num_rx_queues * sizeof(struct ixgbevf_ring));
for (i = 0; i < adapter->num_rx_queues; i++) {
rx_ring[i].count = new_rx_count;
err = ixgbevf_setup_rx_resources(adapter,
&rx_ring[i]);
if (err) {
while (i) {
i--;
ixgbevf_free_rx_resources(adapter,
&rx_ring[i]);
}
kfree(rx_ring);
goto err_rx_setup;
}
rx_ring[i].v_idx = adapter->rx_ring[i].v_idx;
}
need_rx_update = true;
}
err_rx_setup:
/* if rings need to be updated, here's the place to do it in one shot */
if (need_tx_update || need_rx_update) {
if (netif_running(netdev))
ixgbevf_down(adapter);
}
/* tx */
if (need_tx_update) {
kfree(adapter->tx_ring);
adapter->tx_ring = tx_ring;
tx_ring = NULL;
adapter->tx_ring_count = new_tx_count;
}
/* rx */
if (need_rx_update) {
kfree(adapter->rx_ring);
adapter->rx_ring = rx_ring;
rx_ring = NULL;
adapter->rx_ring_count = new_rx_count;
}
/* success! */
err = 0;
if (netif_running(netdev))
ixgbevf_up(adapter);
err_setup:
clear_bit(__IXGBEVF_RESETTING, &adapter->state);
return err;
}
static int ixgbevf_get_sset_count(struct net_device *dev, int stringset)
{
switch (stringset) {
case ETH_SS_TEST:
return IXGBE_TEST_LEN;
case ETH_SS_STATS:
return IXGBE_GLOBAL_STATS_LEN;
default:
return -EINVAL;
}
}
static void ixgbevf_get_ethtool_stats(struct net_device *netdev,
struct ethtool_stats *stats, u64 *data)
{
struct ixgbevf_adapter *adapter = netdev_priv(netdev);
int i;
ixgbevf_update_stats(adapter);
for (i = 0; i < IXGBE_GLOBAL_STATS_LEN; i++) {
char *p = (char *)adapter +
ixgbe_gstrings_stats[i].stat_offset;
char *b = (char *)adapter +
ixgbe_gstrings_stats[i].base_stat_offset;
char *r = (char *)adapter +
ixgbe_gstrings_stats[i].saved_reset_offset;
data[i] = ((ixgbe_gstrings_stats[i].sizeof_stat ==
sizeof(u64)) ? *(u64 *)p : *(u32 *)p) -
((ixgbe_gstrings_stats[i].sizeof_stat ==
sizeof(u64)) ? *(u64 *)b : *(u32 *)b) +
((ixgbe_gstrings_stats[i].sizeof_stat ==
sizeof(u64)) ? *(u64 *)r : *(u32 *)r);
}
}
static void ixgbevf_get_strings(struct net_device *netdev, u32 stringset,
u8 *data)
{
char *p = (char *)data;
int i;
switch (stringset) {
case ETH_SS_TEST:
memcpy(data, *ixgbe_gstrings_test,
IXGBE_TEST_LEN * ETH_GSTRING_LEN);
break;
case ETH_SS_STATS:
for (i = 0; i < IXGBE_GLOBAL_STATS_LEN; i++) {
memcpy(p, ixgbe_gstrings_stats[i].stat_string,
ETH_GSTRING_LEN);
p += ETH_GSTRING_LEN;
}
break;
}
}
static int ixgbevf_link_test(struct ixgbevf_adapter *adapter, u64 *data)
{
struct ixgbe_hw *hw = &adapter->hw;
bool link_up;
u32 link_speed = 0;
*data = 0;
hw->mac.ops.check_link(hw, &link_speed, &link_up, true);
if (!link_up)
*data = 1;
return *data;
}
/* ethtool register test data */
struct ixgbevf_reg_test {
u16 reg;
u8 array_len;
u8 test_type;
u32 mask;
u32 write;
};
/* In the hardware, registers are laid out either singly, in arrays
* spaced 0x40 bytes apart, or in contiguous tables. We assume
* most tests take place on arrays or single registers (handled
* as a single-element array) and special-case the tables.
* Table tests are always pattern tests.
*
* We also make provision for some required setup steps by specifying
* registers to be written without any read-back testing.
*/
#define PATTERN_TEST 1
#define SET_READ_TEST 2
#define WRITE_NO_TEST 3
#define TABLE32_TEST 4
#define TABLE64_TEST_LO 5
#define TABLE64_TEST_HI 6
/* default VF register test */
static struct ixgbevf_reg_test reg_test_vf[] = {
{ IXGBE_VFRDBAL(0), 2, PATTERN_TEST, 0xFFFFFF80, 0xFFFFFF80 },
{ IXGBE_VFRDBAH(0), 2, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF },
{ IXGBE_VFRDLEN(0), 2, PATTERN_TEST, 0x000FFF80, 0x000FFFFF },
{ IXGBE_VFRXDCTL(0), 2, WRITE_NO_TEST, 0, IXGBE_RXDCTL_ENABLE },
{ IXGBE_VFRDT(0), 2, PATTERN_TEST, 0x0000FFFF, 0x0000FFFF },
{ IXGBE_VFRXDCTL(0), 2, WRITE_NO_TEST, 0, 0 },
{ IXGBE_VFTDBAL(0), 2, PATTERN_TEST, 0xFFFFFF80, 0xFFFFFFFF },
{ IXGBE_VFTDBAH(0), 2, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF },
{ IXGBE_VFTDLEN(0), 2, PATTERN_TEST, 0x000FFF80, 0x000FFF80 },
{ 0, 0, 0, 0 }
};
#define REG_PATTERN_TEST(R, M, W) \
{ \
u32 pat, val, before; \
const u32 _test[] = {0x5A5A5A5A, 0xA5A5A5A5, 0x00000000, 0xFFFFFFFF}; \
for (pat = 0; pat < ARRAY_SIZE(_test); pat++) { \
before = readl(adapter->hw.hw_addr + R); \
writel((_test[pat] & W), (adapter->hw.hw_addr + R)); \
val = readl(adapter->hw.hw_addr + R); \
if (val != (_test[pat] & W & M)) { \
hw_dbg(&adapter->hw, \
"pattern test reg %04X failed: got " \
"0x%08X expected 0x%08X\n", \
R, val, (_test[pat] & W & M)); \
*data = R; \
writel(before, adapter->hw.hw_addr + R); \
return 1; \
} \
writel(before, adapter->hw.hw_addr + R); \
} \
}
#define REG_SET_AND_CHECK(R, M, W) \
{ \
u32 val, before; \
before = readl(adapter->hw.hw_addr + R); \
writel((W & M), (adapter->hw.hw_addr + R)); \
val = readl(adapter->hw.hw_addr + R); \
if ((W & M) != (val & M)) { \
printk(KERN_ERR "set/check reg %04X test failed: got 0x%08X " \
"expected 0x%08X\n", R, (val & M), (W & M)); \
*data = R; \
writel(before, (adapter->hw.hw_addr + R)); \
return 1; \
} \
writel(before, (adapter->hw.hw_addr + R)); \
}
static int ixgbevf_reg_test(struct ixgbevf_adapter *adapter, u64 *data)
{
struct ixgbevf_reg_test *test;
u32 i;
test = reg_test_vf;
/*
* Perform the register test, looping through the test table
* until we either fail or reach the null entry.
*/
while (test->reg) {
for (i = 0; i < test->array_len; i++) {
switch (test->test_type) {
case PATTERN_TEST:
REG_PATTERN_TEST(test->reg + (i * 0x40),
test->mask,
test->write);
break;
case SET_READ_TEST:
REG_SET_AND_CHECK(test->reg + (i * 0x40),
test->mask,
test->write);
break;
case WRITE_NO_TEST:
writel(test->write,
(adapter->hw.hw_addr + test->reg)
+ (i * 0x40));
break;
case TABLE32_TEST:
REG_PATTERN_TEST(test->reg + (i * 4),
test->mask,
test->write);
break;
case TABLE64_TEST_LO:
REG_PATTERN_TEST(test->reg + (i * 8),
test->mask,
test->write);
break;
case TABLE64_TEST_HI:
REG_PATTERN_TEST((test->reg + 4) + (i * 8),
test->mask,
test->write);
break;
}
}
test++;
}
*data = 0;
return *data;
}
static void ixgbevf_diag_test(struct net_device *netdev,
struct ethtool_test *eth_test, u64 *data)
{
struct ixgbevf_adapter *adapter = netdev_priv(netdev);
bool if_running = netif_running(netdev);
set_bit(__IXGBEVF_TESTING, &adapter->state);
if (eth_test->flags == ETH_TEST_FL_OFFLINE) {
/* Offline tests */
hw_dbg(&adapter->hw, "offline testing starting\n");
/* Link test performed before hardware reset so autoneg doesn't
* interfere with test result */
if (ixgbevf_link_test(adapter, &data[1]))
eth_test->flags |= ETH_TEST_FL_FAILED;
if (if_running)
/* indicate we're in test mode */
dev_close(netdev);
else
ixgbevf_reset(adapter);
hw_dbg(&adapter->hw, "register testing starting\n");
if (ixgbevf_reg_test(adapter, &data[0]))
eth_test->flags |= ETH_TEST_FL_FAILED;
ixgbevf_reset(adapter);
clear_bit(__IXGBEVF_TESTING, &adapter->state);
if (if_running)
dev_open(netdev);
} else {
hw_dbg(&adapter->hw, "online testing starting\n");
/* Online tests */
if (ixgbevf_link_test(adapter, &data[1]))
eth_test->flags |= ETH_TEST_FL_FAILED;
/* Online tests aren't run; pass by default */
data[0] = 0;
clear_bit(__IXGBEVF_TESTING, &adapter->state);
}
msleep_interruptible(4 * 1000);
}
static int ixgbevf_nway_reset(struct net_device *netdev)
{
struct ixgbevf_adapter *adapter = netdev_priv(netdev);
if (netif_running(netdev)) {
if (!adapter->dev_closed)
ixgbevf_reinit_locked(adapter);
}
return 0;
}
static struct ethtool_ops ixgbevf_ethtool_ops = {
.get_settings = ixgbevf_get_settings,
.get_drvinfo = ixgbevf_get_drvinfo,
.get_regs_len = ixgbevf_get_regs_len,
.get_regs = ixgbevf_get_regs,
.nway_reset = ixgbevf_nway_reset,
.get_link = ethtool_op_get_link,
.get_ringparam = ixgbevf_get_ringparam,
.set_ringparam = ixgbevf_set_ringparam,
.get_rx_csum = ixgbevf_get_rx_csum,
.set_rx_csum = ixgbevf_set_rx_csum,
.get_tx_csum = ethtool_op_get_tx_csum,
.set_tx_csum = ethtool_op_set_tx_ipv6_csum,
.get_sg = ethtool_op_get_sg,
.set_sg = ethtool_op_set_sg,
.get_msglevel = ixgbevf_get_msglevel,
.set_msglevel = ixgbevf_set_msglevel,
.get_tso = ethtool_op_get_tso,
.set_tso = ixgbevf_set_tso,
.self_test = ixgbevf_diag_test,
.get_sset_count = ixgbevf_get_sset_count,
.get_strings = ixgbevf_get_strings,
.get_ethtool_stats = ixgbevf_get_ethtool_stats,
};
void ixgbevf_set_ethtool_ops(struct net_device *netdev)
{
SET_ETHTOOL_OPS(netdev, &ixgbevf_ethtool_ops);
}
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