ixgbe: convert directly reference of netdev->priv
[linux-2.6.git] / drivers / net / ixgbe / ixgbe_ethtool.c
1 /*******************************************************************************
2
3   Intel 10 Gigabit PCI Express Linux driver
4   Copyright(c) 1999 - 2008 Intel Corporation.
5
6   This program is free software; you can redistribute it and/or modify it
7   under the terms and conditions of the GNU General Public License,
8   version 2, as published by the Free Software Foundation.
9
10   This program is distributed in the hope it will be useful, but WITHOUT
11   ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
12   FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
13   more details.
14
15   You should have received a copy of the GNU General Public License along with
16   this program; if not, write to the Free Software Foundation, Inc.,
17   51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
18
19   The full GNU General Public License is included in this distribution in
20   the file called "COPYING".
21
22   Contact Information:
23   e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
24   Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
25
26 *******************************************************************************/
27
28 /* ethtool support for ixgbe */
29
30 #include <linux/types.h>
31 #include <linux/module.h>
32 #include <linux/pci.h>
33 #include <linux/netdevice.h>
34 #include <linux/ethtool.h>
35 #include <linux/vmalloc.h>
36 #include <linux/uaccess.h>
37
38 #include "ixgbe.h"
39
40
41 #define IXGBE_ALL_RAR_ENTRIES 16
42
43 struct ixgbe_stats {
44         char stat_string[ETH_GSTRING_LEN];
45         int sizeof_stat;
46         int stat_offset;
47 };
48
49 #define IXGBE_STAT(m) sizeof(((struct ixgbe_adapter *)0)->m), \
50                              offsetof(struct ixgbe_adapter, m)
51 static struct ixgbe_stats ixgbe_gstrings_stats[] = {
52         {"rx_packets", IXGBE_STAT(net_stats.rx_packets)},
53         {"tx_packets", IXGBE_STAT(net_stats.tx_packets)},
54         {"rx_bytes", IXGBE_STAT(net_stats.rx_bytes)},
55         {"tx_bytes", IXGBE_STAT(net_stats.tx_bytes)},
56         {"lsc_int", IXGBE_STAT(lsc_int)},
57         {"tx_busy", IXGBE_STAT(tx_busy)},
58         {"non_eop_descs", IXGBE_STAT(non_eop_descs)},
59         {"rx_errors", IXGBE_STAT(net_stats.rx_errors)},
60         {"tx_errors", IXGBE_STAT(net_stats.tx_errors)},
61         {"rx_dropped", IXGBE_STAT(net_stats.rx_dropped)},
62         {"tx_dropped", IXGBE_STAT(net_stats.tx_dropped)},
63         {"multicast", IXGBE_STAT(net_stats.multicast)},
64         {"broadcast", IXGBE_STAT(stats.bprc)},
65         {"rx_no_buffer_count", IXGBE_STAT(stats.rnbc[0]) },
66         {"collisions", IXGBE_STAT(net_stats.collisions)},
67         {"rx_over_errors", IXGBE_STAT(net_stats.rx_over_errors)},
68         {"rx_crc_errors", IXGBE_STAT(net_stats.rx_crc_errors)},
69         {"rx_frame_errors", IXGBE_STAT(net_stats.rx_frame_errors)},
70         {"rx_fifo_errors", IXGBE_STAT(net_stats.rx_fifo_errors)},
71         {"rx_missed_errors", IXGBE_STAT(net_stats.rx_missed_errors)},
72         {"tx_aborted_errors", IXGBE_STAT(net_stats.tx_aborted_errors)},
73         {"tx_carrier_errors", IXGBE_STAT(net_stats.tx_carrier_errors)},
74         {"tx_fifo_errors", IXGBE_STAT(net_stats.tx_fifo_errors)},
75         {"tx_heartbeat_errors", IXGBE_STAT(net_stats.tx_heartbeat_errors)},
76         {"tx_timeout_count", IXGBE_STAT(tx_timeout_count)},
77         {"tx_restart_queue", IXGBE_STAT(restart_queue)},
78         {"rx_long_length_errors", IXGBE_STAT(stats.roc)},
79         {"rx_short_length_errors", IXGBE_STAT(stats.ruc)},
80         {"tx_tcp4_seg_ctxt", IXGBE_STAT(hw_tso_ctxt)},
81         {"tx_tcp6_seg_ctxt", IXGBE_STAT(hw_tso6_ctxt)},
82         {"tx_flow_control_xon", IXGBE_STAT(stats.lxontxc)},
83         {"rx_flow_control_xon", IXGBE_STAT(stats.lxonrxc)},
84         {"tx_flow_control_xoff", IXGBE_STAT(stats.lxofftxc)},
85         {"rx_flow_control_xoff", IXGBE_STAT(stats.lxoffrxc)},
86         {"rx_csum_offload_good", IXGBE_STAT(hw_csum_rx_good)},
87         {"rx_csum_offload_errors", IXGBE_STAT(hw_csum_rx_error)},
88         {"tx_csum_offload_ctxt", IXGBE_STAT(hw_csum_tx_good)},
89         {"rx_header_split", IXGBE_STAT(rx_hdr_split)},
90         {"alloc_rx_page_failed", IXGBE_STAT(alloc_rx_page_failed)},
91         {"alloc_rx_buff_failed", IXGBE_STAT(alloc_rx_buff_failed)},
92         {"lro_aggregated", IXGBE_STAT(lro_aggregated)},
93         {"lro_flushed", IXGBE_STAT(lro_flushed)},
94 };
95
96 #define IXGBE_QUEUE_STATS_LEN \
97         ((((struct ixgbe_adapter *)netdev_priv(netdev))->num_tx_queues + \
98         ((struct ixgbe_adapter *)netdev_priv(netdev))->num_rx_queues) * \
99         (sizeof(struct ixgbe_queue_stats) / sizeof(u64)))
100 #define IXGBE_GLOBAL_STATS_LEN ARRAY_SIZE(ixgbe_gstrings_stats)
101 #define IXGBE_PB_STATS_LEN ( \
102                  (((struct ixgbe_adapter *)netdev_priv(netdev))->flags & \
103                  IXGBE_FLAG_DCB_ENABLED) ? \
104                  (sizeof(((struct ixgbe_adapter *)0)->stats.pxonrxc) + \
105                   sizeof(((struct ixgbe_adapter *)0)->stats.pxontxc) + \
106                   sizeof(((struct ixgbe_adapter *)0)->stats.pxoffrxc) + \
107                   sizeof(((struct ixgbe_adapter *)0)->stats.pxofftxc)) \
108                   / sizeof(u64) : 0)
109 #define IXGBE_STATS_LEN (IXGBE_GLOBAL_STATS_LEN + \
110                          IXGBE_PB_STATS_LEN + \
111                          IXGBE_QUEUE_STATS_LEN)
112
113 static int ixgbe_get_settings(struct net_device *netdev,
114                               struct ethtool_cmd *ecmd)
115 {
116         struct ixgbe_adapter *adapter = netdev_priv(netdev);
117         struct ixgbe_hw *hw = &adapter->hw;
118         u32 link_speed = 0;
119         bool link_up;
120
121         ecmd->supported = SUPPORTED_10000baseT_Full;
122         ecmd->autoneg = AUTONEG_ENABLE;
123         ecmd->transceiver = XCVR_EXTERNAL;
124         if (hw->phy.media_type == ixgbe_media_type_copper) {
125                 ecmd->supported |= (SUPPORTED_1000baseT_Full |
126                                     SUPPORTED_TP | SUPPORTED_Autoneg);
127
128                 ecmd->advertising = (ADVERTISED_TP | ADVERTISED_Autoneg);
129                 if (hw->phy.autoneg_advertised & IXGBE_LINK_SPEED_10GB_FULL)
130                         ecmd->advertising |= ADVERTISED_10000baseT_Full;
131                 if (hw->phy.autoneg_advertised & IXGBE_LINK_SPEED_1GB_FULL)
132                         ecmd->advertising |= ADVERTISED_1000baseT_Full;
133
134                 ecmd->port = PORT_TP;
135         } else {
136                 ecmd->supported |= SUPPORTED_FIBRE;
137                 ecmd->advertising = (ADVERTISED_10000baseT_Full |
138                                      ADVERTISED_FIBRE);
139                 ecmd->port = PORT_FIBRE;
140                 ecmd->autoneg = AUTONEG_DISABLE;
141         }
142
143         hw->mac.ops.check_link(hw, &link_speed, &link_up, false);
144         if (link_up) {
145                 ecmd->speed = (link_speed == IXGBE_LINK_SPEED_10GB_FULL) ?
146                                SPEED_10000 : SPEED_1000;
147                 ecmd->duplex = DUPLEX_FULL;
148         } else {
149                 ecmd->speed = -1;
150                 ecmd->duplex = -1;
151         }
152
153         return 0;
154 }
155
156 static int ixgbe_set_settings(struct net_device *netdev,
157                               struct ethtool_cmd *ecmd)
158 {
159         struct ixgbe_adapter *adapter = netdev_priv(netdev);
160         struct ixgbe_hw *hw = &adapter->hw;
161         u32 advertised, old;
162         s32 err;
163
164         switch (hw->phy.media_type) {
165         case ixgbe_media_type_fiber:
166                 if ((ecmd->autoneg == AUTONEG_ENABLE) ||
167                     (ecmd->speed + ecmd->duplex != SPEED_10000 + DUPLEX_FULL))
168                         return -EINVAL;
169                 /* in this case we currently only support 10Gb/FULL */
170                 break;
171         case ixgbe_media_type_copper:
172                 /* 10000/copper and 1000/copper must autoneg
173                  * this function does not support any duplex forcing, but can
174                  * limit the advertising of the adapter to only 10000 or 1000 */
175                 if (ecmd->autoneg == AUTONEG_DISABLE)
176                         return -EINVAL;
177
178                 old = hw->phy.autoneg_advertised;
179                 advertised = 0;
180                 if (ecmd->advertising & ADVERTISED_10000baseT_Full)
181                         advertised |= IXGBE_LINK_SPEED_10GB_FULL;
182
183                 if (ecmd->advertising & ADVERTISED_1000baseT_Full)
184                         advertised |= IXGBE_LINK_SPEED_1GB_FULL;
185
186                 if (old == advertised)
187                         break;
188                 /* this sets the link speed and restarts auto-neg */
189                 err = hw->mac.ops.setup_link_speed(hw, advertised, true, true);
190                 if (err) {
191                         DPRINTK(PROBE, INFO,
192                                 "setup link failed with code %d\n", err);
193                         hw->mac.ops.setup_link_speed(hw, old, true, true);
194                 }
195                 break;
196         default:
197                 break;
198         }
199
200         return 0;
201 }
202
203 static void ixgbe_get_pauseparam(struct net_device *netdev,
204                                  struct ethtool_pauseparam *pause)
205 {
206         struct ixgbe_adapter *adapter = netdev_priv(netdev);
207         struct ixgbe_hw *hw = &adapter->hw;
208
209         pause->autoneg = (hw->fc.type == ixgbe_fc_full ? 1 : 0);
210
211         if (hw->fc.type == ixgbe_fc_rx_pause) {
212                 pause->rx_pause = 1;
213         } else if (hw->fc.type == ixgbe_fc_tx_pause) {
214                 pause->tx_pause = 1;
215         } else if (hw->fc.type == ixgbe_fc_full) {
216                 pause->rx_pause = 1;
217                 pause->tx_pause = 1;
218         }
219 }
220
221 static int ixgbe_set_pauseparam(struct net_device *netdev,
222                                 struct ethtool_pauseparam *pause)
223 {
224         struct ixgbe_adapter *adapter = netdev_priv(netdev);
225         struct ixgbe_hw *hw = &adapter->hw;
226
227         if ((pause->autoneg == AUTONEG_ENABLE) ||
228             (pause->rx_pause && pause->tx_pause))
229                 hw->fc.type = ixgbe_fc_full;
230         else if (pause->rx_pause && !pause->tx_pause)
231                 hw->fc.type = ixgbe_fc_rx_pause;
232         else if (!pause->rx_pause && pause->tx_pause)
233                 hw->fc.type = ixgbe_fc_tx_pause;
234         else if (!pause->rx_pause && !pause->tx_pause)
235                 hw->fc.type = ixgbe_fc_none;
236         else
237                 return -EINVAL;
238
239         hw->fc.original_type = hw->fc.type;
240
241         if (netif_running(netdev))
242                 ixgbe_reinit_locked(adapter);
243         else
244                 ixgbe_reset(adapter);
245
246         return 0;
247 }
248
249 static u32 ixgbe_get_rx_csum(struct net_device *netdev)
250 {
251         struct ixgbe_adapter *adapter = netdev_priv(netdev);
252         return (adapter->flags & IXGBE_FLAG_RX_CSUM_ENABLED);
253 }
254
255 static int ixgbe_set_rx_csum(struct net_device *netdev, u32 data)
256 {
257         struct ixgbe_adapter *adapter = netdev_priv(netdev);
258         if (data)
259                 adapter->flags |= IXGBE_FLAG_RX_CSUM_ENABLED;
260         else
261                 adapter->flags &= ~IXGBE_FLAG_RX_CSUM_ENABLED;
262
263         if (netif_running(netdev))
264                 ixgbe_reinit_locked(adapter);
265         else
266                 ixgbe_reset(adapter);
267
268         return 0;
269 }
270
271 static u32 ixgbe_get_tx_csum(struct net_device *netdev)
272 {
273         return (netdev->features & NETIF_F_IP_CSUM) != 0;
274 }
275
276 static int ixgbe_set_tx_csum(struct net_device *netdev, u32 data)
277 {
278         if (data)
279                 netdev->features |= (NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM);
280         else
281                 netdev->features &= ~(NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM);
282
283         return 0;
284 }
285
286 static int ixgbe_set_tso(struct net_device *netdev, u32 data)
287 {
288         if (data) {
289                 netdev->features |= NETIF_F_TSO;
290                 netdev->features |= NETIF_F_TSO6;
291         } else {
292                 netif_tx_stop_all_queues(netdev);
293                 netdev->features &= ~NETIF_F_TSO;
294                 netdev->features &= ~NETIF_F_TSO6;
295                 netif_tx_start_all_queues(netdev);
296         }
297         return 0;
298 }
299
300 static u32 ixgbe_get_msglevel(struct net_device *netdev)
301 {
302         struct ixgbe_adapter *adapter = netdev_priv(netdev);
303         return adapter->msg_enable;
304 }
305
306 static void ixgbe_set_msglevel(struct net_device *netdev, u32 data)
307 {
308         struct ixgbe_adapter *adapter = netdev_priv(netdev);
309         adapter->msg_enable = data;
310 }
311
312 static int ixgbe_get_regs_len(struct net_device *netdev)
313 {
314 #define IXGBE_REGS_LEN  1128
315         return IXGBE_REGS_LEN * sizeof(u32);
316 }
317
318 #define IXGBE_GET_STAT(_A_, _R_) _A_->stats._R_
319
320 static void ixgbe_get_regs(struct net_device *netdev,
321                            struct ethtool_regs *regs, void *p)
322 {
323         struct ixgbe_adapter *adapter = netdev_priv(netdev);
324         struct ixgbe_hw *hw = &adapter->hw;
325         u32 *regs_buff = p;
326         u8 i;
327
328         memset(p, 0, IXGBE_REGS_LEN * sizeof(u32));
329
330         regs->version = (1 << 24) | hw->revision_id << 16 | hw->device_id;
331
332         /* General Registers */
333         regs_buff[0] = IXGBE_READ_REG(hw, IXGBE_CTRL);
334         regs_buff[1] = IXGBE_READ_REG(hw, IXGBE_STATUS);
335         regs_buff[2] = IXGBE_READ_REG(hw, IXGBE_CTRL_EXT);
336         regs_buff[3] = IXGBE_READ_REG(hw, IXGBE_ESDP);
337         regs_buff[4] = IXGBE_READ_REG(hw, IXGBE_EODSDP);
338         regs_buff[5] = IXGBE_READ_REG(hw, IXGBE_LEDCTL);
339         regs_buff[6] = IXGBE_READ_REG(hw, IXGBE_FRTIMER);
340         regs_buff[7] = IXGBE_READ_REG(hw, IXGBE_TCPTIMER);
341
342         /* NVM Register */
343         regs_buff[8] = IXGBE_READ_REG(hw, IXGBE_EEC);
344         regs_buff[9] = IXGBE_READ_REG(hw, IXGBE_EERD);
345         regs_buff[10] = IXGBE_READ_REG(hw, IXGBE_FLA);
346         regs_buff[11] = IXGBE_READ_REG(hw, IXGBE_EEMNGCTL);
347         regs_buff[12] = IXGBE_READ_REG(hw, IXGBE_EEMNGDATA);
348         regs_buff[13] = IXGBE_READ_REG(hw, IXGBE_FLMNGCTL);
349         regs_buff[14] = IXGBE_READ_REG(hw, IXGBE_FLMNGDATA);
350         regs_buff[15] = IXGBE_READ_REG(hw, IXGBE_FLMNGCNT);
351         regs_buff[16] = IXGBE_READ_REG(hw, IXGBE_FLOP);
352         regs_buff[17] = IXGBE_READ_REG(hw, IXGBE_GRC);
353
354         /* Interrupt */
355         /* don't read EICR because it can clear interrupt causes, instead
356          * read EICS which is a shadow but doesn't clear EICR */
357         regs_buff[18] = IXGBE_READ_REG(hw, IXGBE_EICS);
358         regs_buff[19] = IXGBE_READ_REG(hw, IXGBE_EICS);
359         regs_buff[20] = IXGBE_READ_REG(hw, IXGBE_EIMS);
360         regs_buff[21] = IXGBE_READ_REG(hw, IXGBE_EIMC);
361         regs_buff[22] = IXGBE_READ_REG(hw, IXGBE_EIAC);
362         regs_buff[23] = IXGBE_READ_REG(hw, IXGBE_EIAM);
363         regs_buff[24] = IXGBE_READ_REG(hw, IXGBE_EITR(0));
364         regs_buff[25] = IXGBE_READ_REG(hw, IXGBE_IVAR(0));
365         regs_buff[26] = IXGBE_READ_REG(hw, IXGBE_MSIXT);
366         regs_buff[27] = IXGBE_READ_REG(hw, IXGBE_MSIXPBA);
367         regs_buff[28] = IXGBE_READ_REG(hw, IXGBE_PBACL(0));
368         regs_buff[29] = IXGBE_READ_REG(hw, IXGBE_GPIE);
369
370         /* Flow Control */
371         regs_buff[30] = IXGBE_READ_REG(hw, IXGBE_PFCTOP);
372         regs_buff[31] = IXGBE_READ_REG(hw, IXGBE_FCTTV(0));
373         regs_buff[32] = IXGBE_READ_REG(hw, IXGBE_FCTTV(1));
374         regs_buff[33] = IXGBE_READ_REG(hw, IXGBE_FCTTV(2));
375         regs_buff[34] = IXGBE_READ_REG(hw, IXGBE_FCTTV(3));
376         for (i = 0; i < 8; i++)
377                 regs_buff[35 + i] = IXGBE_READ_REG(hw, IXGBE_FCRTL(i));
378         for (i = 0; i < 8; i++)
379                 regs_buff[43 + i] = IXGBE_READ_REG(hw, IXGBE_FCRTH(i));
380         regs_buff[51] = IXGBE_READ_REG(hw, IXGBE_FCRTV);
381         regs_buff[52] = IXGBE_READ_REG(hw, IXGBE_TFCS);
382
383         /* Receive DMA */
384         for (i = 0; i < 64; i++)
385                 regs_buff[53 + i] = IXGBE_READ_REG(hw, IXGBE_RDBAL(i));
386         for (i = 0; i < 64; i++)
387                 regs_buff[117 + i] = IXGBE_READ_REG(hw, IXGBE_RDBAH(i));
388         for (i = 0; i < 64; i++)
389                 regs_buff[181 + i] = IXGBE_READ_REG(hw, IXGBE_RDLEN(i));
390         for (i = 0; i < 64; i++)
391                 regs_buff[245 + i] = IXGBE_READ_REG(hw, IXGBE_RDH(i));
392         for (i = 0; i < 64; i++)
393                 regs_buff[309 + i] = IXGBE_READ_REG(hw, IXGBE_RDT(i));
394         for (i = 0; i < 64; i++)
395                 regs_buff[373 + i] = IXGBE_READ_REG(hw, IXGBE_RXDCTL(i));
396         for (i = 0; i < 16; i++)
397                 regs_buff[437 + i] = IXGBE_READ_REG(hw, IXGBE_SRRCTL(i));
398         for (i = 0; i < 16; i++)
399                 regs_buff[453 + i] = IXGBE_READ_REG(hw, IXGBE_DCA_RXCTRL(i));
400         regs_buff[469] = IXGBE_READ_REG(hw, IXGBE_RDRXCTL);
401         for (i = 0; i < 8; i++)
402                 regs_buff[470 + i] = IXGBE_READ_REG(hw, IXGBE_RXPBSIZE(i));
403         regs_buff[478] = IXGBE_READ_REG(hw, IXGBE_RXCTRL);
404         regs_buff[479] = IXGBE_READ_REG(hw, IXGBE_DROPEN);
405
406         /* Receive */
407         regs_buff[480] = IXGBE_READ_REG(hw, IXGBE_RXCSUM);
408         regs_buff[481] = IXGBE_READ_REG(hw, IXGBE_RFCTL);
409         for (i = 0; i < 16; i++)
410                 regs_buff[482 + i] = IXGBE_READ_REG(hw, IXGBE_RAL(i));
411         for (i = 0; i < 16; i++)
412                 regs_buff[498 + i] = IXGBE_READ_REG(hw, IXGBE_RAH(i));
413         regs_buff[514] = IXGBE_READ_REG(hw, IXGBE_PSRTYPE(0));
414         regs_buff[515] = IXGBE_READ_REG(hw, IXGBE_FCTRL);
415         regs_buff[516] = IXGBE_READ_REG(hw, IXGBE_VLNCTRL);
416         regs_buff[517] = IXGBE_READ_REG(hw, IXGBE_MCSTCTRL);
417         regs_buff[518] = IXGBE_READ_REG(hw, IXGBE_MRQC);
418         regs_buff[519] = IXGBE_READ_REG(hw, IXGBE_VMD_CTL);
419         for (i = 0; i < 8; i++)
420                 regs_buff[520 + i] = IXGBE_READ_REG(hw, IXGBE_IMIR(i));
421         for (i = 0; i < 8; i++)
422                 regs_buff[528 + i] = IXGBE_READ_REG(hw, IXGBE_IMIREXT(i));
423         regs_buff[536] = IXGBE_READ_REG(hw, IXGBE_IMIRVP);
424
425         /* Transmit */
426         for (i = 0; i < 32; i++)
427                 regs_buff[537 + i] = IXGBE_READ_REG(hw, IXGBE_TDBAL(i));
428         for (i = 0; i < 32; i++)
429                 regs_buff[569 + i] = IXGBE_READ_REG(hw, IXGBE_TDBAH(i));
430         for (i = 0; i < 32; i++)
431                 regs_buff[601 + i] = IXGBE_READ_REG(hw, IXGBE_TDLEN(i));
432         for (i = 0; i < 32; i++)
433                 regs_buff[633 + i] = IXGBE_READ_REG(hw, IXGBE_TDH(i));
434         for (i = 0; i < 32; i++)
435                 regs_buff[665 + i] = IXGBE_READ_REG(hw, IXGBE_TDT(i));
436         for (i = 0; i < 32; i++)
437                 regs_buff[697 + i] = IXGBE_READ_REG(hw, IXGBE_TXDCTL(i));
438         for (i = 0; i < 32; i++)
439                 regs_buff[729 + i] = IXGBE_READ_REG(hw, IXGBE_TDWBAL(i));
440         for (i = 0; i < 32; i++)
441                 regs_buff[761 + i] = IXGBE_READ_REG(hw, IXGBE_TDWBAH(i));
442         regs_buff[793] = IXGBE_READ_REG(hw, IXGBE_DTXCTL);
443         for (i = 0; i < 16; i++)
444                 regs_buff[794 + i] = IXGBE_READ_REG(hw, IXGBE_DCA_TXCTRL(i));
445         regs_buff[810] = IXGBE_READ_REG(hw, IXGBE_TIPG);
446         for (i = 0; i < 8; i++)
447                 regs_buff[811 + i] = IXGBE_READ_REG(hw, IXGBE_TXPBSIZE(i));
448         regs_buff[819] = IXGBE_READ_REG(hw, IXGBE_MNGTXMAP);
449
450         /* Wake Up */
451         regs_buff[820] = IXGBE_READ_REG(hw, IXGBE_WUC);
452         regs_buff[821] = IXGBE_READ_REG(hw, IXGBE_WUFC);
453         regs_buff[822] = IXGBE_READ_REG(hw, IXGBE_WUS);
454         regs_buff[823] = IXGBE_READ_REG(hw, IXGBE_IPAV);
455         regs_buff[824] = IXGBE_READ_REG(hw, IXGBE_IP4AT);
456         regs_buff[825] = IXGBE_READ_REG(hw, IXGBE_IP6AT);
457         regs_buff[826] = IXGBE_READ_REG(hw, IXGBE_WUPL);
458         regs_buff[827] = IXGBE_READ_REG(hw, IXGBE_WUPM);
459         regs_buff[828] = IXGBE_READ_REG(hw, IXGBE_FHFT);
460
461         regs_buff[829] = IXGBE_READ_REG(hw, IXGBE_RMCS);
462         regs_buff[830] = IXGBE_READ_REG(hw, IXGBE_DPMCS);
463         regs_buff[831] = IXGBE_READ_REG(hw, IXGBE_PDPMCS);
464         regs_buff[832] = IXGBE_READ_REG(hw, IXGBE_RUPPBMR);
465         for (i = 0; i < 8; i++)
466                 regs_buff[833 + i] = IXGBE_READ_REG(hw, IXGBE_RT2CR(i));
467         for (i = 0; i < 8; i++)
468                 regs_buff[841 + i] = IXGBE_READ_REG(hw, IXGBE_RT2SR(i));
469         for (i = 0; i < 8; i++)
470                 regs_buff[849 + i] = IXGBE_READ_REG(hw, IXGBE_TDTQ2TCCR(i));
471         for (i = 0; i < 8; i++)
472                 regs_buff[857 + i] = IXGBE_READ_REG(hw, IXGBE_TDTQ2TCSR(i));
473         for (i = 0; i < 8; i++)
474                 regs_buff[865 + i] = IXGBE_READ_REG(hw, IXGBE_TDPT2TCCR(i));
475         for (i = 0; i < 8; i++)
476                 regs_buff[873 + i] = IXGBE_READ_REG(hw, IXGBE_TDPT2TCSR(i));
477
478         /* Statistics */
479         regs_buff[881] = IXGBE_GET_STAT(adapter, crcerrs);
480         regs_buff[882] = IXGBE_GET_STAT(adapter, illerrc);
481         regs_buff[883] = IXGBE_GET_STAT(adapter, errbc);
482         regs_buff[884] = IXGBE_GET_STAT(adapter, mspdc);
483         for (i = 0; i < 8; i++)
484                 regs_buff[885 + i] = IXGBE_GET_STAT(adapter, mpc[i]);
485         regs_buff[893] = IXGBE_GET_STAT(adapter, mlfc);
486         regs_buff[894] = IXGBE_GET_STAT(adapter, mrfc);
487         regs_buff[895] = IXGBE_GET_STAT(adapter, rlec);
488         regs_buff[896] = IXGBE_GET_STAT(adapter, lxontxc);
489         regs_buff[897] = IXGBE_GET_STAT(adapter, lxonrxc);
490         regs_buff[898] = IXGBE_GET_STAT(adapter, lxofftxc);
491         regs_buff[899] = IXGBE_GET_STAT(adapter, lxoffrxc);
492         for (i = 0; i < 8; i++)
493                 regs_buff[900 + i] = IXGBE_GET_STAT(adapter, pxontxc[i]);
494         for (i = 0; i < 8; i++)
495                 regs_buff[908 + i] = IXGBE_GET_STAT(adapter, pxonrxc[i]);
496         for (i = 0; i < 8; i++)
497                 regs_buff[916 + i] = IXGBE_GET_STAT(adapter, pxofftxc[i]);
498         for (i = 0; i < 8; i++)
499                 regs_buff[924 + i] = IXGBE_GET_STAT(adapter, pxoffrxc[i]);
500         regs_buff[932] = IXGBE_GET_STAT(adapter, prc64);
501         regs_buff[933] = IXGBE_GET_STAT(adapter, prc127);
502         regs_buff[934] = IXGBE_GET_STAT(adapter, prc255);
503         regs_buff[935] = IXGBE_GET_STAT(adapter, prc511);
504         regs_buff[936] = IXGBE_GET_STAT(adapter, prc1023);
505         regs_buff[937] = IXGBE_GET_STAT(adapter, prc1522);
506         regs_buff[938] = IXGBE_GET_STAT(adapter, gprc);
507         regs_buff[939] = IXGBE_GET_STAT(adapter, bprc);
508         regs_buff[940] = IXGBE_GET_STAT(adapter, mprc);
509         regs_buff[941] = IXGBE_GET_STAT(adapter, gptc);
510         regs_buff[942] = IXGBE_GET_STAT(adapter, gorc);
511         regs_buff[944] = IXGBE_GET_STAT(adapter, gotc);
512         for (i = 0; i < 8; i++)
513                 regs_buff[946 + i] = IXGBE_GET_STAT(adapter, rnbc[i]);
514         regs_buff[954] = IXGBE_GET_STAT(adapter, ruc);
515         regs_buff[955] = IXGBE_GET_STAT(adapter, rfc);
516         regs_buff[956] = IXGBE_GET_STAT(adapter, roc);
517         regs_buff[957] = IXGBE_GET_STAT(adapter, rjc);
518         regs_buff[958] = IXGBE_GET_STAT(adapter, mngprc);
519         regs_buff[959] = IXGBE_GET_STAT(adapter, mngpdc);
520         regs_buff[960] = IXGBE_GET_STAT(adapter, mngptc);
521         regs_buff[961] = IXGBE_GET_STAT(adapter, tor);
522         regs_buff[963] = IXGBE_GET_STAT(adapter, tpr);
523         regs_buff[964] = IXGBE_GET_STAT(adapter, tpt);
524         regs_buff[965] = IXGBE_GET_STAT(adapter, ptc64);
525         regs_buff[966] = IXGBE_GET_STAT(adapter, ptc127);
526         regs_buff[967] = IXGBE_GET_STAT(adapter, ptc255);
527         regs_buff[968] = IXGBE_GET_STAT(adapter, ptc511);
528         regs_buff[969] = IXGBE_GET_STAT(adapter, ptc1023);
529         regs_buff[970] = IXGBE_GET_STAT(adapter, ptc1522);
530         regs_buff[971] = IXGBE_GET_STAT(adapter, mptc);
531         regs_buff[972] = IXGBE_GET_STAT(adapter, bptc);
532         regs_buff[973] = IXGBE_GET_STAT(adapter, xec);
533         for (i = 0; i < 16; i++)
534                 regs_buff[974 + i] = IXGBE_GET_STAT(adapter, qprc[i]);
535         for (i = 0; i < 16; i++)
536                 regs_buff[990 + i] = IXGBE_GET_STAT(adapter, qptc[i]);
537         for (i = 0; i < 16; i++)
538                 regs_buff[1006 + i] = IXGBE_GET_STAT(adapter, qbrc[i]);
539         for (i = 0; i < 16; i++)
540                 regs_buff[1022 + i] = IXGBE_GET_STAT(adapter, qbtc[i]);
541
542         /* MAC */
543         regs_buff[1038] = IXGBE_READ_REG(hw, IXGBE_PCS1GCFIG);
544         regs_buff[1039] = IXGBE_READ_REG(hw, IXGBE_PCS1GLCTL);
545         regs_buff[1040] = IXGBE_READ_REG(hw, IXGBE_PCS1GLSTA);
546         regs_buff[1041] = IXGBE_READ_REG(hw, IXGBE_PCS1GDBG0);
547         regs_buff[1042] = IXGBE_READ_REG(hw, IXGBE_PCS1GDBG1);
548         regs_buff[1043] = IXGBE_READ_REG(hw, IXGBE_PCS1GANA);
549         regs_buff[1044] = IXGBE_READ_REG(hw, IXGBE_PCS1GANLP);
550         regs_buff[1045] = IXGBE_READ_REG(hw, IXGBE_PCS1GANNP);
551         regs_buff[1046] = IXGBE_READ_REG(hw, IXGBE_PCS1GANLPNP);
552         regs_buff[1047] = IXGBE_READ_REG(hw, IXGBE_HLREG0);
553         regs_buff[1048] = IXGBE_READ_REG(hw, IXGBE_HLREG1);
554         regs_buff[1049] = IXGBE_READ_REG(hw, IXGBE_PAP);
555         regs_buff[1050] = IXGBE_READ_REG(hw, IXGBE_MACA);
556         regs_buff[1051] = IXGBE_READ_REG(hw, IXGBE_APAE);
557         regs_buff[1052] = IXGBE_READ_REG(hw, IXGBE_ARD);
558         regs_buff[1053] = IXGBE_READ_REG(hw, IXGBE_AIS);
559         regs_buff[1054] = IXGBE_READ_REG(hw, IXGBE_MSCA);
560         regs_buff[1055] = IXGBE_READ_REG(hw, IXGBE_MSRWD);
561         regs_buff[1056] = IXGBE_READ_REG(hw, IXGBE_MLADD);
562         regs_buff[1057] = IXGBE_READ_REG(hw, IXGBE_MHADD);
563         regs_buff[1058] = IXGBE_READ_REG(hw, IXGBE_TREG);
564         regs_buff[1059] = IXGBE_READ_REG(hw, IXGBE_PCSS1);
565         regs_buff[1060] = IXGBE_READ_REG(hw, IXGBE_PCSS2);
566         regs_buff[1061] = IXGBE_READ_REG(hw, IXGBE_XPCSS);
567         regs_buff[1062] = IXGBE_READ_REG(hw, IXGBE_SERDESC);
568         regs_buff[1063] = IXGBE_READ_REG(hw, IXGBE_MACS);
569         regs_buff[1064] = IXGBE_READ_REG(hw, IXGBE_AUTOC);
570         regs_buff[1065] = IXGBE_READ_REG(hw, IXGBE_LINKS);
571         regs_buff[1066] = IXGBE_READ_REG(hw, IXGBE_AUTOC2);
572         regs_buff[1067] = IXGBE_READ_REG(hw, IXGBE_AUTOC3);
573         regs_buff[1068] = IXGBE_READ_REG(hw, IXGBE_ANLP1);
574         regs_buff[1069] = IXGBE_READ_REG(hw, IXGBE_ANLP2);
575         regs_buff[1070] = IXGBE_READ_REG(hw, IXGBE_ATLASCTL);
576
577         /* Diagnostic */
578         regs_buff[1071] = IXGBE_READ_REG(hw, IXGBE_RDSTATCTL);
579         for (i = 0; i < 8; i++)
580                 regs_buff[1072 + i] = IXGBE_READ_REG(hw, IXGBE_RDSTAT(i));
581         regs_buff[1080] = IXGBE_READ_REG(hw, IXGBE_RDHMPN);
582         for (i = 0; i < 4; i++)
583                 regs_buff[1081 + i] = IXGBE_READ_REG(hw, IXGBE_RIC_DW(i));
584         regs_buff[1085] = IXGBE_READ_REG(hw, IXGBE_RDPROBE);
585         regs_buff[1086] = IXGBE_READ_REG(hw, IXGBE_TDSTATCTL);
586         for (i = 0; i < 8; i++)
587                 regs_buff[1087 + i] = IXGBE_READ_REG(hw, IXGBE_TDSTAT(i));
588         regs_buff[1095] = IXGBE_READ_REG(hw, IXGBE_TDHMPN);
589         for (i = 0; i < 4; i++)
590                 regs_buff[1096 + i] = IXGBE_READ_REG(hw, IXGBE_TIC_DW(i));
591         regs_buff[1100] = IXGBE_READ_REG(hw, IXGBE_TDPROBE);
592         regs_buff[1101] = IXGBE_READ_REG(hw, IXGBE_TXBUFCTRL);
593         regs_buff[1102] = IXGBE_READ_REG(hw, IXGBE_TXBUFDATA0);
594         regs_buff[1103] = IXGBE_READ_REG(hw, IXGBE_TXBUFDATA1);
595         regs_buff[1104] = IXGBE_READ_REG(hw, IXGBE_TXBUFDATA2);
596         regs_buff[1105] = IXGBE_READ_REG(hw, IXGBE_TXBUFDATA3);
597         regs_buff[1106] = IXGBE_READ_REG(hw, IXGBE_RXBUFCTRL);
598         regs_buff[1107] = IXGBE_READ_REG(hw, IXGBE_RXBUFDATA0);
599         regs_buff[1108] = IXGBE_READ_REG(hw, IXGBE_RXBUFDATA1);
600         regs_buff[1109] = IXGBE_READ_REG(hw, IXGBE_RXBUFDATA2);
601         regs_buff[1110] = IXGBE_READ_REG(hw, IXGBE_RXBUFDATA3);
602         for (i = 0; i < 8; i++)
603                 regs_buff[1111 + i] = IXGBE_READ_REG(hw, IXGBE_PCIE_DIAG(i));
604         regs_buff[1119] = IXGBE_READ_REG(hw, IXGBE_RFVAL);
605         regs_buff[1120] = IXGBE_READ_REG(hw, IXGBE_MDFTC1);
606         regs_buff[1121] = IXGBE_READ_REG(hw, IXGBE_MDFTC2);
607         regs_buff[1122] = IXGBE_READ_REG(hw, IXGBE_MDFTFIFO1);
608         regs_buff[1123] = IXGBE_READ_REG(hw, IXGBE_MDFTFIFO2);
609         regs_buff[1124] = IXGBE_READ_REG(hw, IXGBE_MDFTS);
610         regs_buff[1125] = IXGBE_READ_REG(hw, IXGBE_PCIEECCCTL);
611         regs_buff[1126] = IXGBE_READ_REG(hw, IXGBE_PBTXECC);
612         regs_buff[1127] = IXGBE_READ_REG(hw, IXGBE_PBRXECC);
613 }
614
615 static int ixgbe_get_eeprom_len(struct net_device *netdev)
616 {
617         struct ixgbe_adapter *adapter = netdev_priv(netdev);
618         return adapter->hw.eeprom.word_size * 2;
619 }
620
621 static int ixgbe_get_eeprom(struct net_device *netdev,
622                             struct ethtool_eeprom *eeprom, u8 *bytes)
623 {
624         struct ixgbe_adapter *adapter = netdev_priv(netdev);
625         struct ixgbe_hw *hw = &adapter->hw;
626         u16 *eeprom_buff;
627         int first_word, last_word, eeprom_len;
628         int ret_val = 0;
629         u16 i;
630
631         if (eeprom->len == 0)
632                 return -EINVAL;
633
634         eeprom->magic = hw->vendor_id | (hw->device_id << 16);
635
636         first_word = eeprom->offset >> 1;
637         last_word = (eeprom->offset + eeprom->len - 1) >> 1;
638         eeprom_len = last_word - first_word + 1;
639
640         eeprom_buff = kmalloc(sizeof(u16) * eeprom_len, GFP_KERNEL);
641         if (!eeprom_buff)
642                 return -ENOMEM;
643
644         for (i = 0; i < eeprom_len; i++) {
645                 if ((ret_val = hw->eeprom.ops.read(hw, first_word + i,
646                     &eeprom_buff[i])))
647                         break;
648         }
649
650         /* Device's eeprom is always little-endian, word addressable */
651         for (i = 0; i < eeprom_len; i++)
652                 le16_to_cpus(&eeprom_buff[i]);
653
654         memcpy(bytes, (u8 *)eeprom_buff + (eeprom->offset & 1), eeprom->len);
655         kfree(eeprom_buff);
656
657         return ret_val;
658 }
659
660 static void ixgbe_get_drvinfo(struct net_device *netdev,
661                               struct ethtool_drvinfo *drvinfo)
662 {
663         struct ixgbe_adapter *adapter = netdev_priv(netdev);
664
665         strncpy(drvinfo->driver, ixgbe_driver_name, 32);
666         strncpy(drvinfo->version, ixgbe_driver_version, 32);
667         strncpy(drvinfo->fw_version, "N/A", 32);
668         strncpy(drvinfo->bus_info, pci_name(adapter->pdev), 32);
669         drvinfo->n_stats = IXGBE_STATS_LEN;
670         drvinfo->regdump_len = ixgbe_get_regs_len(netdev);
671 }
672
673 static void ixgbe_get_ringparam(struct net_device *netdev,
674                                 struct ethtool_ringparam *ring)
675 {
676         struct ixgbe_adapter *adapter = netdev_priv(netdev);
677         struct ixgbe_ring *tx_ring = adapter->tx_ring;
678         struct ixgbe_ring *rx_ring = adapter->rx_ring;
679
680         ring->rx_max_pending = IXGBE_MAX_RXD;
681         ring->tx_max_pending = IXGBE_MAX_TXD;
682         ring->rx_mini_max_pending = 0;
683         ring->rx_jumbo_max_pending = 0;
684         ring->rx_pending = rx_ring->count;
685         ring->tx_pending = tx_ring->count;
686         ring->rx_mini_pending = 0;
687         ring->rx_jumbo_pending = 0;
688 }
689
690 static int ixgbe_set_ringparam(struct net_device *netdev,
691                                struct ethtool_ringparam *ring)
692 {
693         struct ixgbe_adapter *adapter = netdev_priv(netdev);
694         struct ixgbe_ring *temp_ring;
695         int i, err;
696         u32 new_rx_count, new_tx_count;
697
698         if ((ring->rx_mini_pending) || (ring->rx_jumbo_pending))
699                 return -EINVAL;
700
701         new_rx_count = max(ring->rx_pending, (u32)IXGBE_MIN_RXD);
702         new_rx_count = min(new_rx_count, (u32)IXGBE_MAX_RXD);
703         new_rx_count = ALIGN(new_rx_count, IXGBE_REQ_RX_DESCRIPTOR_MULTIPLE);
704
705         new_tx_count = max(ring->tx_pending, (u32)IXGBE_MIN_TXD);
706         new_tx_count = min(new_tx_count, (u32)IXGBE_MAX_TXD);
707         new_tx_count = ALIGN(new_tx_count, IXGBE_REQ_TX_DESCRIPTOR_MULTIPLE);
708
709         if ((new_tx_count == adapter->tx_ring->count) &&
710             (new_rx_count == adapter->rx_ring->count)) {
711                 /* nothing to do */
712                 return 0;
713         }
714
715         if (adapter->num_tx_queues > adapter->num_rx_queues)
716                 temp_ring = vmalloc(adapter->num_tx_queues *
717                                     sizeof(struct ixgbe_ring));
718         else
719                 temp_ring = vmalloc(adapter->num_rx_queues *
720                                     sizeof(struct ixgbe_ring));
721         if (!temp_ring)
722                 return -ENOMEM;
723
724         while (test_and_set_bit(__IXGBE_RESETTING, &adapter->state))
725                 msleep(1);
726
727         if (netif_running(netdev))
728                 ixgbe_down(adapter);
729
730         /*
731          * We can't just free everything and then setup again,
732          * because the ISRs in MSI-X mode get passed pointers
733          * to the tx and rx ring structs.
734          */
735         if (new_tx_count != adapter->tx_ring->count) {
736                 memcpy(temp_ring, adapter->tx_ring,
737                        adapter->num_tx_queues * sizeof(struct ixgbe_ring));
738
739                 for (i = 0; i < adapter->num_tx_queues; i++) {
740                         temp_ring[i].count = new_tx_count;
741                         err = ixgbe_setup_tx_resources(adapter, &temp_ring[i]);
742                         if (err) {
743                                 while (i) {
744                                         i--;
745                                         ixgbe_free_tx_resources(adapter,
746                                                                 &temp_ring[i]);
747                                 }
748                                 goto err_setup;
749                         }
750                 }
751
752                 for (i = 0; i < adapter->num_tx_queues; i++)
753                         ixgbe_free_tx_resources(adapter, &adapter->tx_ring[i]);
754
755                 memcpy(adapter->tx_ring, temp_ring,
756                        adapter->num_tx_queues * sizeof(struct ixgbe_ring));
757
758                 adapter->tx_ring_count = new_tx_count;
759         }
760
761         if (new_rx_count != adapter->rx_ring->count) {
762                 memcpy(temp_ring, adapter->rx_ring,
763                        adapter->num_rx_queues * sizeof(struct ixgbe_ring));
764
765                 for (i = 0; i < adapter->num_rx_queues; i++) {
766                         temp_ring[i].count = new_rx_count;
767                         err = ixgbe_setup_rx_resources(adapter, &temp_ring[i]);
768                         if (err) {
769                                 while (i) {
770                                         i--;
771                                         ixgbe_free_rx_resources(adapter,
772                                                                 &temp_ring[i]);
773                                 }
774                                 goto err_setup;
775                         }
776                 }
777
778                 for (i = 0; i < adapter->num_rx_queues; i++)
779                         ixgbe_free_rx_resources(adapter, &adapter->rx_ring[i]);
780
781                 memcpy(adapter->rx_ring, temp_ring,
782                        adapter->num_rx_queues * sizeof(struct ixgbe_ring));
783
784                 adapter->rx_ring_count = new_rx_count;
785         }
786
787         /* success! */
788         err = 0;
789 err_setup:
790         if (netif_running(netdev))
791                 ixgbe_up(adapter);
792
793         clear_bit(__IXGBE_RESETTING, &adapter->state);
794         return err;
795 }
796
797 static int ixgbe_get_sset_count(struct net_device *netdev, int sset)
798 {
799         switch (sset) {
800         case ETH_SS_STATS:
801                 return IXGBE_STATS_LEN;
802         default:
803                 return -EOPNOTSUPP;
804         }
805 }
806
807 static void ixgbe_get_ethtool_stats(struct net_device *netdev,
808                                     struct ethtool_stats *stats, u64 *data)
809 {
810         struct ixgbe_adapter *adapter = netdev_priv(netdev);
811         u64 *queue_stat;
812         int stat_count = sizeof(struct ixgbe_queue_stats) / sizeof(u64);
813         int j, k;
814         int i;
815         u64 aggregated = 0, flushed = 0, no_desc = 0;
816         for (i = 0; i < adapter->num_rx_queues; i++) {
817                 aggregated += adapter->rx_ring[i].lro_mgr.stats.aggregated;
818                 flushed += adapter->rx_ring[i].lro_mgr.stats.flushed;
819                 no_desc += adapter->rx_ring[i].lro_mgr.stats.no_desc;
820         }
821         adapter->lro_aggregated = aggregated;
822         adapter->lro_flushed = flushed;
823         adapter->lro_no_desc = no_desc;
824
825         ixgbe_update_stats(adapter);
826         for (i = 0; i < IXGBE_GLOBAL_STATS_LEN; i++) {
827                 char *p = (char *)adapter + ixgbe_gstrings_stats[i].stat_offset;
828                 data[i] = (ixgbe_gstrings_stats[i].sizeof_stat ==
829                            sizeof(u64)) ? *(u64 *)p : *(u32 *)p;
830         }
831         for (j = 0; j < adapter->num_tx_queues; j++) {
832                 queue_stat = (u64 *)&adapter->tx_ring[j].stats;
833                 for (k = 0; k < stat_count; k++)
834                         data[i + k] = queue_stat[k];
835                 i += k;
836         }
837         for (j = 0; j < adapter->num_rx_queues; j++) {
838                 queue_stat = (u64 *)&adapter->rx_ring[j].stats;
839                 for (k = 0; k < stat_count; k++)
840                         data[i + k] = queue_stat[k];
841                 i += k;
842         }
843         if (adapter->flags & IXGBE_FLAG_DCB_ENABLED) {
844                 for (j = 0; j < MAX_TX_PACKET_BUFFERS; j++) {
845                         data[i++] = adapter->stats.pxontxc[j];
846                         data[i++] = adapter->stats.pxofftxc[j];
847                 }
848                 for (j = 0; j < MAX_RX_PACKET_BUFFERS; j++) {
849                         data[i++] = adapter->stats.pxonrxc[j];
850                         data[i++] = adapter->stats.pxoffrxc[j];
851                 }
852         }
853 }
854
855 static void ixgbe_get_strings(struct net_device *netdev, u32 stringset,
856                               u8 *data)
857 {
858         struct ixgbe_adapter *adapter = netdev_priv(netdev);
859         char *p = (char *)data;
860         int i;
861
862         switch (stringset) {
863         case ETH_SS_STATS:
864                 for (i = 0; i < IXGBE_GLOBAL_STATS_LEN; i++) {
865                         memcpy(p, ixgbe_gstrings_stats[i].stat_string,
866                                ETH_GSTRING_LEN);
867                         p += ETH_GSTRING_LEN;
868                 }
869                 for (i = 0; i < adapter->num_tx_queues; i++) {
870                         sprintf(p, "tx_queue_%u_packets", i);
871                         p += ETH_GSTRING_LEN;
872                         sprintf(p, "tx_queue_%u_bytes", i);
873                         p += ETH_GSTRING_LEN;
874                 }
875                 for (i = 0; i < adapter->num_rx_queues; i++) {
876                         sprintf(p, "rx_queue_%u_packets", i);
877                         p += ETH_GSTRING_LEN;
878                         sprintf(p, "rx_queue_%u_bytes", i);
879                         p += ETH_GSTRING_LEN;
880                 }
881                 if (adapter->flags & IXGBE_FLAG_DCB_ENABLED) {
882                         for (i = 0; i < MAX_TX_PACKET_BUFFERS; i++) {
883                                 sprintf(p, "tx_pb_%u_pxon", i);
884                         }
885                         for (i = 0; i < MAX_RX_PACKET_BUFFERS; i++) {
886                         }
887                 }
888                 /* BUG_ON(p - data != IXGBE_STATS_LEN * ETH_GSTRING_LEN); */
889                 break;
890         }
891 }
892
893
894 static void ixgbe_get_wol(struct net_device *netdev,
895                           struct ethtool_wolinfo *wol)
896 {
897         wol->supported = 0;
898         wol->wolopts = 0;
899
900         return;
901 }
902
903 static int ixgbe_nway_reset(struct net_device *netdev)
904 {
905         struct ixgbe_adapter *adapter = netdev_priv(netdev);
906
907         if (netif_running(netdev))
908                 ixgbe_reinit_locked(adapter);
909
910         return 0;
911 }
912
913 static int ixgbe_phys_id(struct net_device *netdev, u32 data)
914 {
915         struct ixgbe_adapter *adapter = netdev_priv(netdev);
916         struct ixgbe_hw *hw = &adapter->hw;
917         u32 led_reg = IXGBE_READ_REG(hw, IXGBE_LEDCTL);
918         u32 i;
919
920         if (!data || data > 300)
921                 data = 300;
922
923         for (i = 0; i < (data * 1000); i += 400) {
924                 hw->mac.ops.led_on(hw, IXGBE_LED_ON);
925                 msleep_interruptible(200);
926                 hw->mac.ops.led_off(hw, IXGBE_LED_ON);
927                 msleep_interruptible(200);
928         }
929
930         /* Restore LED settings */
931         IXGBE_WRITE_REG(&adapter->hw, IXGBE_LEDCTL, led_reg);
932
933         return 0;
934 }
935
936 static int ixgbe_get_coalesce(struct net_device *netdev,
937                               struct ethtool_coalesce *ec)
938 {
939         struct ixgbe_adapter *adapter = netdev_priv(netdev);
940
941         ec->tx_max_coalesced_frames_irq = adapter->tx_ring[0].work_limit;
942
943         /* only valid if in constant ITR mode */
944         switch (adapter->itr_setting) {
945         case 0:
946                 /* throttling disabled */
947                 ec->rx_coalesce_usecs = 0;
948                 break;
949         case 1:
950                 /* dynamic ITR mode */
951                 ec->rx_coalesce_usecs = 1;
952                 break;
953         default:
954                 /* fixed interrupt rate mode */
955                 ec->rx_coalesce_usecs = 1000000/adapter->eitr_param;
956                 break;
957         }
958         return 0;
959 }
960
961 static int ixgbe_set_coalesce(struct net_device *netdev,
962                               struct ethtool_coalesce *ec)
963 {
964         struct ixgbe_adapter *adapter = netdev_priv(netdev);
965         struct ixgbe_hw *hw = &adapter->hw;
966         int i;
967
968         if (ec->tx_max_coalesced_frames_irq)
969                 adapter->tx_ring[0].work_limit = ec->tx_max_coalesced_frames_irq;
970
971         if (ec->rx_coalesce_usecs > 1) {
972                 /* store the value in ints/second */
973                 adapter->eitr_param = 1000000/ec->rx_coalesce_usecs;
974
975                 /* static value of interrupt rate */
976                 adapter->itr_setting = adapter->eitr_param;
977                 /* clear the lower bit */
978                 adapter->itr_setting &= ~1;
979         } else if (ec->rx_coalesce_usecs == 1) {
980                 /* 1 means dynamic mode */
981                 adapter->eitr_param = 20000;
982                 adapter->itr_setting = 1;
983         } else {
984                 /* any other value means disable eitr, which is best
985                  * served by setting the interrupt rate very high */
986                 adapter->eitr_param = 3000000;
987                 adapter->itr_setting = 0;
988         }
989
990         for (i = 0; i < adapter->num_msix_vectors - NON_Q_VECTORS; i++) {
991                 struct ixgbe_q_vector *q_vector = &adapter->q_vector[i];
992                 if (q_vector->txr_count && !q_vector->rxr_count)
993                         q_vector->eitr = (adapter->eitr_param >> 1);
994                 else
995                         /* rx only or mixed */
996                         q_vector->eitr = adapter->eitr_param;
997                 IXGBE_WRITE_REG(hw, IXGBE_EITR(i),
998                                 EITR_INTS_PER_SEC_TO_REG(q_vector->eitr));
999         }
1000
1001         return 0;
1002 }
1003
1004
1005 static const struct ethtool_ops ixgbe_ethtool_ops = {
1006         .get_settings           = ixgbe_get_settings,
1007         .set_settings           = ixgbe_set_settings,
1008         .get_drvinfo            = ixgbe_get_drvinfo,
1009         .get_regs_len           = ixgbe_get_regs_len,
1010         .get_regs               = ixgbe_get_regs,
1011         .get_wol                = ixgbe_get_wol,
1012         .nway_reset             = ixgbe_nway_reset,
1013         .get_link               = ethtool_op_get_link,
1014         .get_eeprom_len         = ixgbe_get_eeprom_len,
1015         .get_eeprom             = ixgbe_get_eeprom,
1016         .get_ringparam          = ixgbe_get_ringparam,
1017         .set_ringparam          = ixgbe_set_ringparam,
1018         .get_pauseparam         = ixgbe_get_pauseparam,
1019         .set_pauseparam         = ixgbe_set_pauseparam,
1020         .get_rx_csum            = ixgbe_get_rx_csum,
1021         .set_rx_csum            = ixgbe_set_rx_csum,
1022         .get_tx_csum            = ixgbe_get_tx_csum,
1023         .set_tx_csum            = ixgbe_set_tx_csum,
1024         .get_sg                 = ethtool_op_get_sg,
1025         .set_sg                 = ethtool_op_set_sg,
1026         .get_msglevel           = ixgbe_get_msglevel,
1027         .set_msglevel           = ixgbe_set_msglevel,
1028         .get_tso                = ethtool_op_get_tso,
1029         .set_tso                = ixgbe_set_tso,
1030         .get_strings            = ixgbe_get_strings,
1031         .phys_id                = ixgbe_phys_id,
1032         .get_sset_count         = ixgbe_get_sset_count,
1033         .get_ethtool_stats      = ixgbe_get_ethtool_stats,
1034         .get_coalesce           = ixgbe_get_coalesce,
1035         .set_coalesce           = ixgbe_set_coalesce,
1036         .get_flags              = ethtool_op_get_flags,
1037         .set_flags              = ethtool_op_set_flags,
1038 };
1039
1040 void ixgbe_set_ethtool_ops(struct net_device *netdev)
1041 {
1042         SET_ETHTOOL_OPS(netdev, &ixgbe_ethtool_ops);
1043 }