Merge branch 'x86-fpu-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git...
[linux-2.6] / drivers / net / ixgbe / ixgbe_ethtool.c
1 /*******************************************************************************
2
3   Intel 10 Gigabit PCI Express Linux driver
4   Copyright(c) 1999 - 2009 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         {"rx_no_dma_resources", IXGBE_STAT(hw_rx_no_dma_resources)},
93 };
94
95 #define IXGBE_QUEUE_STATS_LEN \
96         ((((struct ixgbe_adapter *)netdev_priv(netdev))->num_tx_queues + \
97         ((struct ixgbe_adapter *)netdev_priv(netdev))->num_rx_queues) * \
98         (sizeof(struct ixgbe_queue_stats) / sizeof(u64)))
99 #define IXGBE_GLOBAL_STATS_LEN ARRAY_SIZE(ixgbe_gstrings_stats)
100 #define IXGBE_PB_STATS_LEN ( \
101                  (((struct ixgbe_adapter *)netdev_priv(netdev))->flags & \
102                  IXGBE_FLAG_DCB_ENABLED) ? \
103                  (sizeof(((struct ixgbe_adapter *)0)->stats.pxonrxc) + \
104                   sizeof(((struct ixgbe_adapter *)0)->stats.pxontxc) + \
105                   sizeof(((struct ixgbe_adapter *)0)->stats.pxoffrxc) + \
106                   sizeof(((struct ixgbe_adapter *)0)->stats.pxofftxc)) \
107                   / sizeof(u64) : 0)
108 #define IXGBE_STATS_LEN (IXGBE_GLOBAL_STATS_LEN + \
109                          IXGBE_PB_STATS_LEN + \
110                          IXGBE_QUEUE_STATS_LEN)
111
112 static int ixgbe_get_settings(struct net_device *netdev,
113                               struct ethtool_cmd *ecmd)
114 {
115         struct ixgbe_adapter *adapter = netdev_priv(netdev);
116         struct ixgbe_hw *hw = &adapter->hw;
117         u32 link_speed = 0;
118         bool link_up;
119
120         ecmd->supported = SUPPORTED_10000baseT_Full;
121         ecmd->autoneg = AUTONEG_ENABLE;
122         ecmd->transceiver = XCVR_EXTERNAL;
123         if (hw->phy.media_type == ixgbe_media_type_copper) {
124                 ecmd->supported |= (SUPPORTED_1000baseT_Full |
125                                     SUPPORTED_TP | SUPPORTED_Autoneg);
126
127                 ecmd->advertising = (ADVERTISED_TP | ADVERTISED_Autoneg);
128                 if (hw->phy.autoneg_advertised & IXGBE_LINK_SPEED_10GB_FULL)
129                         ecmd->advertising |= ADVERTISED_10000baseT_Full;
130                 if (hw->phy.autoneg_advertised & IXGBE_LINK_SPEED_1GB_FULL)
131                         ecmd->advertising |= ADVERTISED_1000baseT_Full;
132                 /*
133                  * It's possible that phy.autoneg_advertised may not be
134                  * set yet.  If so display what the default would be -
135                  * both 1G and 10G supported.
136                  */
137                 if (!(ecmd->advertising & (ADVERTISED_1000baseT_Full |
138                                            ADVERTISED_10000baseT_Full)))
139                         ecmd->advertising |= (ADVERTISED_10000baseT_Full |
140                                               ADVERTISED_1000baseT_Full);
141
142                 ecmd->port = PORT_TP;
143         } else if (hw->phy.media_type == ixgbe_media_type_backplane) {
144                 /* Set as FIBRE until SERDES defined in kernel */
145                 switch (hw->device_id) {
146                 case IXGBE_DEV_ID_82598:
147                         ecmd->supported |= (SUPPORTED_1000baseT_Full |
148                                 SUPPORTED_FIBRE);
149                         ecmd->advertising = (ADVERTISED_10000baseT_Full |
150                                 ADVERTISED_1000baseT_Full |
151                                 ADVERTISED_FIBRE);
152                         ecmd->port = PORT_FIBRE;
153                         break;
154                 case IXGBE_DEV_ID_82598_BX:
155                         ecmd->supported = (SUPPORTED_1000baseT_Full |
156                                            SUPPORTED_FIBRE);
157                         ecmd->advertising = (ADVERTISED_1000baseT_Full |
158                                              ADVERTISED_FIBRE);
159                         ecmd->port = PORT_FIBRE;
160                         ecmd->autoneg = AUTONEG_DISABLE;
161                         break;
162                 }
163         } else {
164                 ecmd->supported |= SUPPORTED_FIBRE;
165                 ecmd->advertising = (ADVERTISED_10000baseT_Full |
166                                      ADVERTISED_FIBRE);
167                 ecmd->port = PORT_FIBRE;
168                 ecmd->autoneg = AUTONEG_DISABLE;
169         }
170
171         hw->mac.ops.check_link(hw, &link_speed, &link_up, false);
172         if (link_up) {
173                 ecmd->speed = (link_speed == IXGBE_LINK_SPEED_10GB_FULL) ?
174                                SPEED_10000 : SPEED_1000;
175                 ecmd->duplex = DUPLEX_FULL;
176         } else {
177                 ecmd->speed = -1;
178                 ecmd->duplex = -1;
179         }
180
181         return 0;
182 }
183
184 static int ixgbe_set_settings(struct net_device *netdev,
185                               struct ethtool_cmd *ecmd)
186 {
187         struct ixgbe_adapter *adapter = netdev_priv(netdev);
188         struct ixgbe_hw *hw = &adapter->hw;
189         u32 advertised, old;
190         s32 err;
191
192         switch (hw->phy.media_type) {
193         case ixgbe_media_type_fiber:
194                 if ((ecmd->autoneg == AUTONEG_ENABLE) ||
195                     (ecmd->speed + ecmd->duplex != SPEED_10000 + DUPLEX_FULL))
196                         return -EINVAL;
197                 /* in this case we currently only support 10Gb/FULL */
198                 break;
199         case ixgbe_media_type_copper:
200                 /* 10000/copper and 1000/copper must autoneg
201                  * this function does not support any duplex forcing, but can
202                  * limit the advertising of the adapter to only 10000 or 1000 */
203                 if (ecmd->autoneg == AUTONEG_DISABLE)
204                         return -EINVAL;
205
206                 old = hw->phy.autoneg_advertised;
207                 advertised = 0;
208                 if (ecmd->advertising & ADVERTISED_10000baseT_Full)
209                         advertised |= IXGBE_LINK_SPEED_10GB_FULL;
210
211                 if (ecmd->advertising & ADVERTISED_1000baseT_Full)
212                         advertised |= IXGBE_LINK_SPEED_1GB_FULL;
213
214                 if (old == advertised)
215                         break;
216                 /* this sets the link speed and restarts auto-neg */
217                 err = hw->mac.ops.setup_link_speed(hw, advertised, true, true);
218                 if (err) {
219                         DPRINTK(PROBE, INFO,
220                                 "setup link failed with code %d\n", err);
221                         hw->mac.ops.setup_link_speed(hw, old, true, true);
222                 }
223                 break;
224         default:
225                 break;
226         }
227
228         return 0;
229 }
230
231 static void ixgbe_get_pauseparam(struct net_device *netdev,
232                                  struct ethtool_pauseparam *pause)
233 {
234         struct ixgbe_adapter *adapter = netdev_priv(netdev);
235         struct ixgbe_hw *hw = &adapter->hw;
236
237         /*
238          * Flow Control Autoneg isn't on if
239          *  - we didn't ask for it OR
240          *  - it failed, we know this by tx & rx being off
241          */
242         if (hw->fc.disable_fc_autoneg ||
243             (hw->fc.current_mode == ixgbe_fc_none))
244                 pause->autoneg = 0;
245         else
246                 pause->autoneg = 1;
247
248         if (hw->fc.current_mode == ixgbe_fc_rx_pause) {
249                 pause->rx_pause = 1;
250         } else if (hw->fc.current_mode == ixgbe_fc_tx_pause) {
251                 pause->tx_pause = 1;
252         } else if (hw->fc.current_mode == ixgbe_fc_full) {
253                 pause->rx_pause = 1;
254                 pause->tx_pause = 1;
255         }
256 }
257
258 static int ixgbe_set_pauseparam(struct net_device *netdev,
259                                 struct ethtool_pauseparam *pause)
260 {
261         struct ixgbe_adapter *adapter = netdev_priv(netdev);
262         struct ixgbe_hw *hw = &adapter->hw;
263
264         if (pause->autoneg != AUTONEG_ENABLE)
265                 hw->fc.disable_fc_autoneg = true;
266         else
267                 hw->fc.disable_fc_autoneg = false;
268
269         if (pause->rx_pause && pause->tx_pause)
270                 hw->fc.requested_mode = ixgbe_fc_full;
271         else if (pause->rx_pause && !pause->tx_pause)
272                 hw->fc.requested_mode = ixgbe_fc_rx_pause;
273         else if (!pause->rx_pause && pause->tx_pause)
274                 hw->fc.requested_mode = ixgbe_fc_tx_pause;
275         else if (!pause->rx_pause && !pause->tx_pause)
276                 hw->fc.requested_mode = ixgbe_fc_none;
277         else
278                 return -EINVAL;
279
280         hw->mac.ops.setup_fc(hw, 0);
281
282         return 0;
283 }
284
285 static u32 ixgbe_get_rx_csum(struct net_device *netdev)
286 {
287         struct ixgbe_adapter *adapter = netdev_priv(netdev);
288         return (adapter->flags & IXGBE_FLAG_RX_CSUM_ENABLED);
289 }
290
291 static int ixgbe_set_rx_csum(struct net_device *netdev, u32 data)
292 {
293         struct ixgbe_adapter *adapter = netdev_priv(netdev);
294         if (data)
295                 adapter->flags |= IXGBE_FLAG_RX_CSUM_ENABLED;
296         else
297                 adapter->flags &= ~IXGBE_FLAG_RX_CSUM_ENABLED;
298
299         if (netif_running(netdev))
300                 ixgbe_reinit_locked(adapter);
301         else
302                 ixgbe_reset(adapter);
303
304         return 0;
305 }
306
307 static u32 ixgbe_get_tx_csum(struct net_device *netdev)
308 {
309         return (netdev->features & NETIF_F_IP_CSUM) != 0;
310 }
311
312 static int ixgbe_set_tx_csum(struct net_device *netdev, u32 data)
313 {
314         if (data)
315                 netdev->features |= (NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM);
316         else
317                 netdev->features &= ~(NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM);
318
319         return 0;
320 }
321
322 static int ixgbe_set_tso(struct net_device *netdev, u32 data)
323 {
324         if (data) {
325                 netdev->features |= NETIF_F_TSO;
326                 netdev->features |= NETIF_F_TSO6;
327         } else {
328                 netif_tx_stop_all_queues(netdev);
329                 netdev->features &= ~NETIF_F_TSO;
330                 netdev->features &= ~NETIF_F_TSO6;
331                 netif_tx_start_all_queues(netdev);
332         }
333         return 0;
334 }
335
336 static u32 ixgbe_get_msglevel(struct net_device *netdev)
337 {
338         struct ixgbe_adapter *adapter = netdev_priv(netdev);
339         return adapter->msg_enable;
340 }
341
342 static void ixgbe_set_msglevel(struct net_device *netdev, u32 data)
343 {
344         struct ixgbe_adapter *adapter = netdev_priv(netdev);
345         adapter->msg_enable = data;
346 }
347
348 static int ixgbe_get_regs_len(struct net_device *netdev)
349 {
350 #define IXGBE_REGS_LEN  1128
351         return IXGBE_REGS_LEN * sizeof(u32);
352 }
353
354 #define IXGBE_GET_STAT(_A_, _R_) _A_->stats._R_
355
356 static void ixgbe_get_regs(struct net_device *netdev,
357                            struct ethtool_regs *regs, void *p)
358 {
359         struct ixgbe_adapter *adapter = netdev_priv(netdev);
360         struct ixgbe_hw *hw = &adapter->hw;
361         u32 *regs_buff = p;
362         u8 i;
363
364         memset(p, 0, IXGBE_REGS_LEN * sizeof(u32));
365
366         regs->version = (1 << 24) | hw->revision_id << 16 | hw->device_id;
367
368         /* General Registers */
369         regs_buff[0] = IXGBE_READ_REG(hw, IXGBE_CTRL);
370         regs_buff[1] = IXGBE_READ_REG(hw, IXGBE_STATUS);
371         regs_buff[2] = IXGBE_READ_REG(hw, IXGBE_CTRL_EXT);
372         regs_buff[3] = IXGBE_READ_REG(hw, IXGBE_ESDP);
373         regs_buff[4] = IXGBE_READ_REG(hw, IXGBE_EODSDP);
374         regs_buff[5] = IXGBE_READ_REG(hw, IXGBE_LEDCTL);
375         regs_buff[6] = IXGBE_READ_REG(hw, IXGBE_FRTIMER);
376         regs_buff[7] = IXGBE_READ_REG(hw, IXGBE_TCPTIMER);
377
378         /* NVM Register */
379         regs_buff[8] = IXGBE_READ_REG(hw, IXGBE_EEC);
380         regs_buff[9] = IXGBE_READ_REG(hw, IXGBE_EERD);
381         regs_buff[10] = IXGBE_READ_REG(hw, IXGBE_FLA);
382         regs_buff[11] = IXGBE_READ_REG(hw, IXGBE_EEMNGCTL);
383         regs_buff[12] = IXGBE_READ_REG(hw, IXGBE_EEMNGDATA);
384         regs_buff[13] = IXGBE_READ_REG(hw, IXGBE_FLMNGCTL);
385         regs_buff[14] = IXGBE_READ_REG(hw, IXGBE_FLMNGDATA);
386         regs_buff[15] = IXGBE_READ_REG(hw, IXGBE_FLMNGCNT);
387         regs_buff[16] = IXGBE_READ_REG(hw, IXGBE_FLOP);
388         regs_buff[17] = IXGBE_READ_REG(hw, IXGBE_GRC);
389
390         /* Interrupt */
391         /* don't read EICR because it can clear interrupt causes, instead
392          * read EICS which is a shadow but doesn't clear EICR */
393         regs_buff[18] = IXGBE_READ_REG(hw, IXGBE_EICS);
394         regs_buff[19] = IXGBE_READ_REG(hw, IXGBE_EICS);
395         regs_buff[20] = IXGBE_READ_REG(hw, IXGBE_EIMS);
396         regs_buff[21] = IXGBE_READ_REG(hw, IXGBE_EIMC);
397         regs_buff[22] = IXGBE_READ_REG(hw, IXGBE_EIAC);
398         regs_buff[23] = IXGBE_READ_REG(hw, IXGBE_EIAM);
399         regs_buff[24] = IXGBE_READ_REG(hw, IXGBE_EITR(0));
400         regs_buff[25] = IXGBE_READ_REG(hw, IXGBE_IVAR(0));
401         regs_buff[26] = IXGBE_READ_REG(hw, IXGBE_MSIXT);
402         regs_buff[27] = IXGBE_READ_REG(hw, IXGBE_MSIXPBA);
403         regs_buff[28] = IXGBE_READ_REG(hw, IXGBE_PBACL(0));
404         regs_buff[29] = IXGBE_READ_REG(hw, IXGBE_GPIE);
405
406         /* Flow Control */
407         regs_buff[30] = IXGBE_READ_REG(hw, IXGBE_PFCTOP);
408         regs_buff[31] = IXGBE_READ_REG(hw, IXGBE_FCTTV(0));
409         regs_buff[32] = IXGBE_READ_REG(hw, IXGBE_FCTTV(1));
410         regs_buff[33] = IXGBE_READ_REG(hw, IXGBE_FCTTV(2));
411         regs_buff[34] = IXGBE_READ_REG(hw, IXGBE_FCTTV(3));
412         for (i = 0; i < 8; i++)
413                 regs_buff[35 + i] = IXGBE_READ_REG(hw, IXGBE_FCRTL(i));
414         for (i = 0; i < 8; i++)
415                 regs_buff[43 + i] = IXGBE_READ_REG(hw, IXGBE_FCRTH(i));
416         regs_buff[51] = IXGBE_READ_REG(hw, IXGBE_FCRTV);
417         regs_buff[52] = IXGBE_READ_REG(hw, IXGBE_TFCS);
418
419         /* Receive DMA */
420         for (i = 0; i < 64; i++)
421                 regs_buff[53 + i] = IXGBE_READ_REG(hw, IXGBE_RDBAL(i));
422         for (i = 0; i < 64; i++)
423                 regs_buff[117 + i] = IXGBE_READ_REG(hw, IXGBE_RDBAH(i));
424         for (i = 0; i < 64; i++)
425                 regs_buff[181 + i] = IXGBE_READ_REG(hw, IXGBE_RDLEN(i));
426         for (i = 0; i < 64; i++)
427                 regs_buff[245 + i] = IXGBE_READ_REG(hw, IXGBE_RDH(i));
428         for (i = 0; i < 64; i++)
429                 regs_buff[309 + i] = IXGBE_READ_REG(hw, IXGBE_RDT(i));
430         for (i = 0; i < 64; i++)
431                 regs_buff[373 + i] = IXGBE_READ_REG(hw, IXGBE_RXDCTL(i));
432         for (i = 0; i < 16; i++)
433                 regs_buff[437 + i] = IXGBE_READ_REG(hw, IXGBE_SRRCTL(i));
434         for (i = 0; i < 16; i++)
435                 regs_buff[453 + i] = IXGBE_READ_REG(hw, IXGBE_DCA_RXCTRL(i));
436         regs_buff[469] = IXGBE_READ_REG(hw, IXGBE_RDRXCTL);
437         for (i = 0; i < 8; i++)
438                 regs_buff[470 + i] = IXGBE_READ_REG(hw, IXGBE_RXPBSIZE(i));
439         regs_buff[478] = IXGBE_READ_REG(hw, IXGBE_RXCTRL);
440         regs_buff[479] = IXGBE_READ_REG(hw, IXGBE_DROPEN);
441
442         /* Receive */
443         regs_buff[480] = IXGBE_READ_REG(hw, IXGBE_RXCSUM);
444         regs_buff[481] = IXGBE_READ_REG(hw, IXGBE_RFCTL);
445         for (i = 0; i < 16; i++)
446                 regs_buff[482 + i] = IXGBE_READ_REG(hw, IXGBE_RAL(i));
447         for (i = 0; i < 16; i++)
448                 regs_buff[498 + i] = IXGBE_READ_REG(hw, IXGBE_RAH(i));
449         regs_buff[514] = IXGBE_READ_REG(hw, IXGBE_PSRTYPE(0));
450         regs_buff[515] = IXGBE_READ_REG(hw, IXGBE_FCTRL);
451         regs_buff[516] = IXGBE_READ_REG(hw, IXGBE_VLNCTRL);
452         regs_buff[517] = IXGBE_READ_REG(hw, IXGBE_MCSTCTRL);
453         regs_buff[518] = IXGBE_READ_REG(hw, IXGBE_MRQC);
454         regs_buff[519] = IXGBE_READ_REG(hw, IXGBE_VMD_CTL);
455         for (i = 0; i < 8; i++)
456                 regs_buff[520 + i] = IXGBE_READ_REG(hw, IXGBE_IMIR(i));
457         for (i = 0; i < 8; i++)
458                 regs_buff[528 + i] = IXGBE_READ_REG(hw, IXGBE_IMIREXT(i));
459         regs_buff[536] = IXGBE_READ_REG(hw, IXGBE_IMIRVP);
460
461         /* Transmit */
462         for (i = 0; i < 32; i++)
463                 regs_buff[537 + i] = IXGBE_READ_REG(hw, IXGBE_TDBAL(i));
464         for (i = 0; i < 32; i++)
465                 regs_buff[569 + i] = IXGBE_READ_REG(hw, IXGBE_TDBAH(i));
466         for (i = 0; i < 32; i++)
467                 regs_buff[601 + i] = IXGBE_READ_REG(hw, IXGBE_TDLEN(i));
468         for (i = 0; i < 32; i++)
469                 regs_buff[633 + i] = IXGBE_READ_REG(hw, IXGBE_TDH(i));
470         for (i = 0; i < 32; i++)
471                 regs_buff[665 + i] = IXGBE_READ_REG(hw, IXGBE_TDT(i));
472         for (i = 0; i < 32; i++)
473                 regs_buff[697 + i] = IXGBE_READ_REG(hw, IXGBE_TXDCTL(i));
474         for (i = 0; i < 32; i++)
475                 regs_buff[729 + i] = IXGBE_READ_REG(hw, IXGBE_TDWBAL(i));
476         for (i = 0; i < 32; i++)
477                 regs_buff[761 + i] = IXGBE_READ_REG(hw, IXGBE_TDWBAH(i));
478         regs_buff[793] = IXGBE_READ_REG(hw, IXGBE_DTXCTL);
479         for (i = 0; i < 16; i++)
480                 regs_buff[794 + i] = IXGBE_READ_REG(hw, IXGBE_DCA_TXCTRL(i));
481         regs_buff[810] = IXGBE_READ_REG(hw, IXGBE_TIPG);
482         for (i = 0; i < 8; i++)
483                 regs_buff[811 + i] = IXGBE_READ_REG(hw, IXGBE_TXPBSIZE(i));
484         regs_buff[819] = IXGBE_READ_REG(hw, IXGBE_MNGTXMAP);
485
486         /* Wake Up */
487         regs_buff[820] = IXGBE_READ_REG(hw, IXGBE_WUC);
488         regs_buff[821] = IXGBE_READ_REG(hw, IXGBE_WUFC);
489         regs_buff[822] = IXGBE_READ_REG(hw, IXGBE_WUS);
490         regs_buff[823] = IXGBE_READ_REG(hw, IXGBE_IPAV);
491         regs_buff[824] = IXGBE_READ_REG(hw, IXGBE_IP4AT);
492         regs_buff[825] = IXGBE_READ_REG(hw, IXGBE_IP6AT);
493         regs_buff[826] = IXGBE_READ_REG(hw, IXGBE_WUPL);
494         regs_buff[827] = IXGBE_READ_REG(hw, IXGBE_WUPM);
495         regs_buff[828] = IXGBE_READ_REG(hw, IXGBE_FHFT(0));
496
497         regs_buff[829] = IXGBE_READ_REG(hw, IXGBE_RMCS);
498         regs_buff[830] = IXGBE_READ_REG(hw, IXGBE_DPMCS);
499         regs_buff[831] = IXGBE_READ_REG(hw, IXGBE_PDPMCS);
500         regs_buff[832] = IXGBE_READ_REG(hw, IXGBE_RUPPBMR);
501         for (i = 0; i < 8; i++)
502                 regs_buff[833 + i] = IXGBE_READ_REG(hw, IXGBE_RT2CR(i));
503         for (i = 0; i < 8; i++)
504                 regs_buff[841 + i] = IXGBE_READ_REG(hw, IXGBE_RT2SR(i));
505         for (i = 0; i < 8; i++)
506                 regs_buff[849 + i] = IXGBE_READ_REG(hw, IXGBE_TDTQ2TCCR(i));
507         for (i = 0; i < 8; i++)
508                 regs_buff[857 + i] = IXGBE_READ_REG(hw, IXGBE_TDTQ2TCSR(i));
509         for (i = 0; i < 8; i++)
510                 regs_buff[865 + i] = IXGBE_READ_REG(hw, IXGBE_TDPT2TCCR(i));
511         for (i = 0; i < 8; i++)
512                 regs_buff[873 + i] = IXGBE_READ_REG(hw, IXGBE_TDPT2TCSR(i));
513
514         /* Statistics */
515         regs_buff[881] = IXGBE_GET_STAT(adapter, crcerrs);
516         regs_buff[882] = IXGBE_GET_STAT(adapter, illerrc);
517         regs_buff[883] = IXGBE_GET_STAT(adapter, errbc);
518         regs_buff[884] = IXGBE_GET_STAT(adapter, mspdc);
519         for (i = 0; i < 8; i++)
520                 regs_buff[885 + i] = IXGBE_GET_STAT(adapter, mpc[i]);
521         regs_buff[893] = IXGBE_GET_STAT(adapter, mlfc);
522         regs_buff[894] = IXGBE_GET_STAT(adapter, mrfc);
523         regs_buff[895] = IXGBE_GET_STAT(adapter, rlec);
524         regs_buff[896] = IXGBE_GET_STAT(adapter, lxontxc);
525         regs_buff[897] = IXGBE_GET_STAT(adapter, lxonrxc);
526         regs_buff[898] = IXGBE_GET_STAT(adapter, lxofftxc);
527         regs_buff[899] = IXGBE_GET_STAT(adapter, lxoffrxc);
528         for (i = 0; i < 8; i++)
529                 regs_buff[900 + i] = IXGBE_GET_STAT(adapter, pxontxc[i]);
530         for (i = 0; i < 8; i++)
531                 regs_buff[908 + i] = IXGBE_GET_STAT(adapter, pxonrxc[i]);
532         for (i = 0; i < 8; i++)
533                 regs_buff[916 + i] = IXGBE_GET_STAT(adapter, pxofftxc[i]);
534         for (i = 0; i < 8; i++)
535                 regs_buff[924 + i] = IXGBE_GET_STAT(adapter, pxoffrxc[i]);
536         regs_buff[932] = IXGBE_GET_STAT(adapter, prc64);
537         regs_buff[933] = IXGBE_GET_STAT(adapter, prc127);
538         regs_buff[934] = IXGBE_GET_STAT(adapter, prc255);
539         regs_buff[935] = IXGBE_GET_STAT(adapter, prc511);
540         regs_buff[936] = IXGBE_GET_STAT(adapter, prc1023);
541         regs_buff[937] = IXGBE_GET_STAT(adapter, prc1522);
542         regs_buff[938] = IXGBE_GET_STAT(adapter, gprc);
543         regs_buff[939] = IXGBE_GET_STAT(adapter, bprc);
544         regs_buff[940] = IXGBE_GET_STAT(adapter, mprc);
545         regs_buff[941] = IXGBE_GET_STAT(adapter, gptc);
546         regs_buff[942] = IXGBE_GET_STAT(adapter, gorc);
547         regs_buff[944] = IXGBE_GET_STAT(adapter, gotc);
548         for (i = 0; i < 8; i++)
549                 regs_buff[946 + i] = IXGBE_GET_STAT(adapter, rnbc[i]);
550         regs_buff[954] = IXGBE_GET_STAT(adapter, ruc);
551         regs_buff[955] = IXGBE_GET_STAT(adapter, rfc);
552         regs_buff[956] = IXGBE_GET_STAT(adapter, roc);
553         regs_buff[957] = IXGBE_GET_STAT(adapter, rjc);
554         regs_buff[958] = IXGBE_GET_STAT(adapter, mngprc);
555         regs_buff[959] = IXGBE_GET_STAT(adapter, mngpdc);
556         regs_buff[960] = IXGBE_GET_STAT(adapter, mngptc);
557         regs_buff[961] = IXGBE_GET_STAT(adapter, tor);
558         regs_buff[963] = IXGBE_GET_STAT(adapter, tpr);
559         regs_buff[964] = IXGBE_GET_STAT(adapter, tpt);
560         regs_buff[965] = IXGBE_GET_STAT(adapter, ptc64);
561         regs_buff[966] = IXGBE_GET_STAT(adapter, ptc127);
562         regs_buff[967] = IXGBE_GET_STAT(adapter, ptc255);
563         regs_buff[968] = IXGBE_GET_STAT(adapter, ptc511);
564         regs_buff[969] = IXGBE_GET_STAT(adapter, ptc1023);
565         regs_buff[970] = IXGBE_GET_STAT(adapter, ptc1522);
566         regs_buff[971] = IXGBE_GET_STAT(adapter, mptc);
567         regs_buff[972] = IXGBE_GET_STAT(adapter, bptc);
568         regs_buff[973] = IXGBE_GET_STAT(adapter, xec);
569         for (i = 0; i < 16; i++)
570                 regs_buff[974 + i] = IXGBE_GET_STAT(adapter, qprc[i]);
571         for (i = 0; i < 16; i++)
572                 regs_buff[990 + i] = IXGBE_GET_STAT(adapter, qptc[i]);
573         for (i = 0; i < 16; i++)
574                 regs_buff[1006 + i] = IXGBE_GET_STAT(adapter, qbrc[i]);
575         for (i = 0; i < 16; i++)
576                 regs_buff[1022 + i] = IXGBE_GET_STAT(adapter, qbtc[i]);
577
578         /* MAC */
579         regs_buff[1038] = IXGBE_READ_REG(hw, IXGBE_PCS1GCFIG);
580         regs_buff[1039] = IXGBE_READ_REG(hw, IXGBE_PCS1GLCTL);
581         regs_buff[1040] = IXGBE_READ_REG(hw, IXGBE_PCS1GLSTA);
582         regs_buff[1041] = IXGBE_READ_REG(hw, IXGBE_PCS1GDBG0);
583         regs_buff[1042] = IXGBE_READ_REG(hw, IXGBE_PCS1GDBG1);
584         regs_buff[1043] = IXGBE_READ_REG(hw, IXGBE_PCS1GANA);
585         regs_buff[1044] = IXGBE_READ_REG(hw, IXGBE_PCS1GANLP);
586         regs_buff[1045] = IXGBE_READ_REG(hw, IXGBE_PCS1GANNP);
587         regs_buff[1046] = IXGBE_READ_REG(hw, IXGBE_PCS1GANLPNP);
588         regs_buff[1047] = IXGBE_READ_REG(hw, IXGBE_HLREG0);
589         regs_buff[1048] = IXGBE_READ_REG(hw, IXGBE_HLREG1);
590         regs_buff[1049] = IXGBE_READ_REG(hw, IXGBE_PAP);
591         regs_buff[1050] = IXGBE_READ_REG(hw, IXGBE_MACA);
592         regs_buff[1051] = IXGBE_READ_REG(hw, IXGBE_APAE);
593         regs_buff[1052] = IXGBE_READ_REG(hw, IXGBE_ARD);
594         regs_buff[1053] = IXGBE_READ_REG(hw, IXGBE_AIS);
595         regs_buff[1054] = IXGBE_READ_REG(hw, IXGBE_MSCA);
596         regs_buff[1055] = IXGBE_READ_REG(hw, IXGBE_MSRWD);
597         regs_buff[1056] = IXGBE_READ_REG(hw, IXGBE_MLADD);
598         regs_buff[1057] = IXGBE_READ_REG(hw, IXGBE_MHADD);
599         regs_buff[1058] = IXGBE_READ_REG(hw, IXGBE_TREG);
600         regs_buff[1059] = IXGBE_READ_REG(hw, IXGBE_PCSS1);
601         regs_buff[1060] = IXGBE_READ_REG(hw, IXGBE_PCSS2);
602         regs_buff[1061] = IXGBE_READ_REG(hw, IXGBE_XPCSS);
603         regs_buff[1062] = IXGBE_READ_REG(hw, IXGBE_SERDESC);
604         regs_buff[1063] = IXGBE_READ_REG(hw, IXGBE_MACS);
605         regs_buff[1064] = IXGBE_READ_REG(hw, IXGBE_AUTOC);
606         regs_buff[1065] = IXGBE_READ_REG(hw, IXGBE_LINKS);
607         regs_buff[1066] = IXGBE_READ_REG(hw, IXGBE_AUTOC2);
608         regs_buff[1067] = IXGBE_READ_REG(hw, IXGBE_AUTOC3);
609         regs_buff[1068] = IXGBE_READ_REG(hw, IXGBE_ANLP1);
610         regs_buff[1069] = IXGBE_READ_REG(hw, IXGBE_ANLP2);
611         regs_buff[1070] = IXGBE_READ_REG(hw, IXGBE_ATLASCTL);
612
613         /* Diagnostic */
614         regs_buff[1071] = IXGBE_READ_REG(hw, IXGBE_RDSTATCTL);
615         for (i = 0; i < 8; i++)
616                 regs_buff[1072 + i] = IXGBE_READ_REG(hw, IXGBE_RDSTAT(i));
617         regs_buff[1080] = IXGBE_READ_REG(hw, IXGBE_RDHMPN);
618         for (i = 0; i < 4; i++)
619                 regs_buff[1081 + i] = IXGBE_READ_REG(hw, IXGBE_RIC_DW(i));
620         regs_buff[1085] = IXGBE_READ_REG(hw, IXGBE_RDPROBE);
621         regs_buff[1086] = IXGBE_READ_REG(hw, IXGBE_TDSTATCTL);
622         for (i = 0; i < 8; i++)
623                 regs_buff[1087 + i] = IXGBE_READ_REG(hw, IXGBE_TDSTAT(i));
624         regs_buff[1095] = IXGBE_READ_REG(hw, IXGBE_TDHMPN);
625         for (i = 0; i < 4; i++)
626                 regs_buff[1096 + i] = IXGBE_READ_REG(hw, IXGBE_TIC_DW(i));
627         regs_buff[1100] = IXGBE_READ_REG(hw, IXGBE_TDPROBE);
628         regs_buff[1101] = IXGBE_READ_REG(hw, IXGBE_TXBUFCTRL);
629         regs_buff[1102] = IXGBE_READ_REG(hw, IXGBE_TXBUFDATA0);
630         regs_buff[1103] = IXGBE_READ_REG(hw, IXGBE_TXBUFDATA1);
631         regs_buff[1104] = IXGBE_READ_REG(hw, IXGBE_TXBUFDATA2);
632         regs_buff[1105] = IXGBE_READ_REG(hw, IXGBE_TXBUFDATA3);
633         regs_buff[1106] = IXGBE_READ_REG(hw, IXGBE_RXBUFCTRL);
634         regs_buff[1107] = IXGBE_READ_REG(hw, IXGBE_RXBUFDATA0);
635         regs_buff[1108] = IXGBE_READ_REG(hw, IXGBE_RXBUFDATA1);
636         regs_buff[1109] = IXGBE_READ_REG(hw, IXGBE_RXBUFDATA2);
637         regs_buff[1110] = IXGBE_READ_REG(hw, IXGBE_RXBUFDATA3);
638         for (i = 0; i < 8; i++)
639                 regs_buff[1111 + i] = IXGBE_READ_REG(hw, IXGBE_PCIE_DIAG(i));
640         regs_buff[1119] = IXGBE_READ_REG(hw, IXGBE_RFVAL);
641         regs_buff[1120] = IXGBE_READ_REG(hw, IXGBE_MDFTC1);
642         regs_buff[1121] = IXGBE_READ_REG(hw, IXGBE_MDFTC2);
643         regs_buff[1122] = IXGBE_READ_REG(hw, IXGBE_MDFTFIFO1);
644         regs_buff[1123] = IXGBE_READ_REG(hw, IXGBE_MDFTFIFO2);
645         regs_buff[1124] = IXGBE_READ_REG(hw, IXGBE_MDFTS);
646         regs_buff[1125] = IXGBE_READ_REG(hw, IXGBE_PCIEECCCTL);
647         regs_buff[1126] = IXGBE_READ_REG(hw, IXGBE_PBTXECC);
648         regs_buff[1127] = IXGBE_READ_REG(hw, IXGBE_PBRXECC);
649 }
650
651 static int ixgbe_get_eeprom_len(struct net_device *netdev)
652 {
653         struct ixgbe_adapter *adapter = netdev_priv(netdev);
654         return adapter->hw.eeprom.word_size * 2;
655 }
656
657 static int ixgbe_get_eeprom(struct net_device *netdev,
658                             struct ethtool_eeprom *eeprom, u8 *bytes)
659 {
660         struct ixgbe_adapter *adapter = netdev_priv(netdev);
661         struct ixgbe_hw *hw = &adapter->hw;
662         u16 *eeprom_buff;
663         int first_word, last_word, eeprom_len;
664         int ret_val = 0;
665         u16 i;
666
667         if (eeprom->len == 0)
668                 return -EINVAL;
669
670         eeprom->magic = hw->vendor_id | (hw->device_id << 16);
671
672         first_word = eeprom->offset >> 1;
673         last_word = (eeprom->offset + eeprom->len - 1) >> 1;
674         eeprom_len = last_word - first_word + 1;
675
676         eeprom_buff = kmalloc(sizeof(u16) * eeprom_len, GFP_KERNEL);
677         if (!eeprom_buff)
678                 return -ENOMEM;
679
680         for (i = 0; i < eeprom_len; i++) {
681                 if ((ret_val = hw->eeprom.ops.read(hw, first_word + i,
682                     &eeprom_buff[i])))
683                         break;
684         }
685
686         /* Device's eeprom is always little-endian, word addressable */
687         for (i = 0; i < eeprom_len; i++)
688                 le16_to_cpus(&eeprom_buff[i]);
689
690         memcpy(bytes, (u8 *)eeprom_buff + (eeprom->offset & 1), eeprom->len);
691         kfree(eeprom_buff);
692
693         return ret_val;
694 }
695
696 static void ixgbe_get_drvinfo(struct net_device *netdev,
697                               struct ethtool_drvinfo *drvinfo)
698 {
699         struct ixgbe_adapter *adapter = netdev_priv(netdev);
700         char firmware_version[32];
701
702         strncpy(drvinfo->driver, ixgbe_driver_name, 32);
703         strncpy(drvinfo->version, ixgbe_driver_version, 32);
704
705         sprintf(firmware_version, "%d.%d-%d",
706                 (adapter->eeprom_version & 0xF000) >> 12,
707                 (adapter->eeprom_version & 0x0FF0) >> 4,
708                 adapter->eeprom_version & 0x000F);
709
710         strncpy(drvinfo->fw_version, firmware_version, 32);
711         strncpy(drvinfo->bus_info, pci_name(adapter->pdev), 32);
712         drvinfo->n_stats = IXGBE_STATS_LEN;
713         drvinfo->regdump_len = ixgbe_get_regs_len(netdev);
714 }
715
716 static void ixgbe_get_ringparam(struct net_device *netdev,
717                                 struct ethtool_ringparam *ring)
718 {
719         struct ixgbe_adapter *adapter = netdev_priv(netdev);
720         struct ixgbe_ring *tx_ring = adapter->tx_ring;
721         struct ixgbe_ring *rx_ring = adapter->rx_ring;
722
723         ring->rx_max_pending = IXGBE_MAX_RXD;
724         ring->tx_max_pending = IXGBE_MAX_TXD;
725         ring->rx_mini_max_pending = 0;
726         ring->rx_jumbo_max_pending = 0;
727         ring->rx_pending = rx_ring->count;
728         ring->tx_pending = tx_ring->count;
729         ring->rx_mini_pending = 0;
730         ring->rx_jumbo_pending = 0;
731 }
732
733 static int ixgbe_set_ringparam(struct net_device *netdev,
734                                struct ethtool_ringparam *ring)
735 {
736         struct ixgbe_adapter *adapter = netdev_priv(netdev);
737         struct ixgbe_ring *temp_tx_ring, *temp_rx_ring;
738         int i, err;
739         u32 new_rx_count, new_tx_count;
740         bool need_update = false;
741
742         if ((ring->rx_mini_pending) || (ring->rx_jumbo_pending))
743                 return -EINVAL;
744
745         new_rx_count = max(ring->rx_pending, (u32)IXGBE_MIN_RXD);
746         new_rx_count = min(new_rx_count, (u32)IXGBE_MAX_RXD);
747         new_rx_count = ALIGN(new_rx_count, IXGBE_REQ_RX_DESCRIPTOR_MULTIPLE);
748
749         new_tx_count = max(ring->tx_pending, (u32)IXGBE_MIN_TXD);
750         new_tx_count = min(new_tx_count, (u32)IXGBE_MAX_TXD);
751         new_tx_count = ALIGN(new_tx_count, IXGBE_REQ_TX_DESCRIPTOR_MULTIPLE);
752
753         if ((new_tx_count == adapter->tx_ring->count) &&
754             (new_rx_count == adapter->rx_ring->count)) {
755                 /* nothing to do */
756                 return 0;
757         }
758
759         while (test_and_set_bit(__IXGBE_RESETTING, &adapter->state))
760                 msleep(1);
761
762         temp_tx_ring = kcalloc(adapter->num_tx_queues,
763                                sizeof(struct ixgbe_ring), GFP_KERNEL);
764         if (!temp_tx_ring) {
765                 err = -ENOMEM;
766                 goto err_setup;
767         }
768
769         if (new_tx_count != adapter->tx_ring_count) {
770                 memcpy(temp_tx_ring, adapter->tx_ring,
771                        adapter->num_tx_queues * sizeof(struct ixgbe_ring));
772                 for (i = 0; i < adapter->num_tx_queues; i++) {
773                         temp_tx_ring[i].count = new_tx_count;
774                         err = ixgbe_setup_tx_resources(adapter,
775                                                        &temp_tx_ring[i]);
776                         if (err) {
777                                 while (i) {
778                                         i--;
779                                         ixgbe_free_tx_resources(adapter,
780                                                                 &temp_tx_ring[i]);
781                                 }
782                                 goto err_setup;
783                         }
784                         temp_tx_ring[i].v_idx = adapter->tx_ring[i].v_idx;
785                 }
786                 need_update = true;
787         }
788
789         temp_rx_ring = kcalloc(adapter->num_rx_queues,
790                                sizeof(struct ixgbe_ring), GFP_KERNEL);
791         if ((!temp_rx_ring) && (need_update)) {
792                 for (i = 0; i < adapter->num_tx_queues; i++)
793                         ixgbe_free_tx_resources(adapter, &temp_tx_ring[i]);
794                 kfree(temp_tx_ring);
795                 err = -ENOMEM;
796                 goto err_setup;
797         }
798
799         if (new_rx_count != adapter->rx_ring_count) {
800                 memcpy(temp_rx_ring, adapter->rx_ring,
801                        adapter->num_rx_queues * sizeof(struct ixgbe_ring));
802                 for (i = 0; i < adapter->num_rx_queues; i++) {
803                         temp_rx_ring[i].count = new_rx_count;
804                         err = ixgbe_setup_rx_resources(adapter,
805                                                        &temp_rx_ring[i]);
806                         if (err) {
807                                 while (i) {
808                                         i--;
809                                         ixgbe_free_rx_resources(adapter,
810                                                               &temp_rx_ring[i]);
811                                 }
812                                 goto err_setup;
813                         }
814                         temp_rx_ring[i].v_idx = adapter->rx_ring[i].v_idx;
815                 }
816                 need_update = true;
817         }
818
819         /* if rings need to be updated, here's the place to do it in one shot */
820         if (need_update) {
821                 if (netif_running(netdev))
822                         ixgbe_down(adapter);
823
824                 /* tx */
825                 if (new_tx_count != adapter->tx_ring_count) {
826                         kfree(adapter->tx_ring);
827                         adapter->tx_ring = temp_tx_ring;
828                         temp_tx_ring = NULL;
829                         adapter->tx_ring_count = new_tx_count;
830                 }
831
832                 /* rx */
833                 if (new_rx_count != adapter->rx_ring_count) {
834                         kfree(adapter->rx_ring);
835                         adapter->rx_ring = temp_rx_ring;
836                         temp_rx_ring = NULL;
837                         adapter->rx_ring_count = new_rx_count;
838                 }
839         }
840
841         /* success! */
842         err = 0;
843         if (netif_running(netdev))
844                 ixgbe_up(adapter);
845
846 err_setup:
847         clear_bit(__IXGBE_RESETTING, &adapter->state);
848         return err;
849 }
850
851 static int ixgbe_get_sset_count(struct net_device *netdev, int sset)
852 {
853         switch (sset) {
854         case ETH_SS_STATS:
855                 return IXGBE_STATS_LEN;
856         default:
857                 return -EOPNOTSUPP;
858         }
859 }
860
861 static void ixgbe_get_ethtool_stats(struct net_device *netdev,
862                                     struct ethtool_stats *stats, u64 *data)
863 {
864         struct ixgbe_adapter *adapter = netdev_priv(netdev);
865         u64 *queue_stat;
866         int stat_count = sizeof(struct ixgbe_queue_stats) / sizeof(u64);
867         int j, k;
868         int i;
869
870         ixgbe_update_stats(adapter);
871         for (i = 0; i < IXGBE_GLOBAL_STATS_LEN; i++) {
872                 char *p = (char *)adapter + ixgbe_gstrings_stats[i].stat_offset;
873                 data[i] = (ixgbe_gstrings_stats[i].sizeof_stat ==
874                            sizeof(u64)) ? *(u64 *)p : *(u32 *)p;
875         }
876         for (j = 0; j < adapter->num_tx_queues; j++) {
877                 queue_stat = (u64 *)&adapter->tx_ring[j].stats;
878                 for (k = 0; k < stat_count; k++)
879                         data[i + k] = queue_stat[k];
880                 i += k;
881         }
882         for (j = 0; j < adapter->num_rx_queues; j++) {
883                 queue_stat = (u64 *)&adapter->rx_ring[j].stats;
884                 for (k = 0; k < stat_count; k++)
885                         data[i + k] = queue_stat[k];
886                 i += k;
887         }
888         if (adapter->flags & IXGBE_FLAG_DCB_ENABLED) {
889                 for (j = 0; j < MAX_TX_PACKET_BUFFERS; j++) {
890                         data[i++] = adapter->stats.pxontxc[j];
891                         data[i++] = adapter->stats.pxofftxc[j];
892                 }
893                 for (j = 0; j < MAX_RX_PACKET_BUFFERS; j++) {
894                         data[i++] = adapter->stats.pxonrxc[j];
895                         data[i++] = adapter->stats.pxoffrxc[j];
896                 }
897         }
898 }
899
900 static void ixgbe_get_strings(struct net_device *netdev, u32 stringset,
901                               u8 *data)
902 {
903         struct ixgbe_adapter *adapter = netdev_priv(netdev);
904         char *p = (char *)data;
905         int i;
906
907         switch (stringset) {
908         case ETH_SS_STATS:
909                 for (i = 0; i < IXGBE_GLOBAL_STATS_LEN; i++) {
910                         memcpy(p, ixgbe_gstrings_stats[i].stat_string,
911                                ETH_GSTRING_LEN);
912                         p += ETH_GSTRING_LEN;
913                 }
914                 for (i = 0; i < adapter->num_tx_queues; i++) {
915                         sprintf(p, "tx_queue_%u_packets", i);
916                         p += ETH_GSTRING_LEN;
917                         sprintf(p, "tx_queue_%u_bytes", i);
918                         p += ETH_GSTRING_LEN;
919                 }
920                 for (i = 0; i < adapter->num_rx_queues; i++) {
921                         sprintf(p, "rx_queue_%u_packets", i);
922                         p += ETH_GSTRING_LEN;
923                         sprintf(p, "rx_queue_%u_bytes", i);
924                         p += ETH_GSTRING_LEN;
925                 }
926                 if (adapter->flags & IXGBE_FLAG_DCB_ENABLED) {
927                         for (i = 0; i < MAX_TX_PACKET_BUFFERS; i++) {
928                                 sprintf(p, "tx_pb_%u_pxon", i);
929                                 p += ETH_GSTRING_LEN;
930                                 sprintf(p, "tx_pb_%u_pxoff", i);
931                                 p += ETH_GSTRING_LEN;
932                         }
933                         for (i = 0; i < MAX_RX_PACKET_BUFFERS; i++) {
934                                 sprintf(p, "rx_pb_%u_pxon", i);
935                                 p += ETH_GSTRING_LEN;
936                                 sprintf(p, "rx_pb_%u_pxoff", i);
937                                 p += ETH_GSTRING_LEN;
938                         }
939                 }
940                 /* BUG_ON(p - data != IXGBE_STATS_LEN * ETH_GSTRING_LEN); */
941                 break;
942         }
943 }
944
945
946 static int ixgbe_wol_exclusion(struct ixgbe_adapter *adapter,
947                                struct ethtool_wolinfo *wol)
948 {
949         struct ixgbe_hw *hw = &adapter->hw;
950         int retval = 1;
951
952         switch(hw->device_id) {
953         case IXGBE_DEV_ID_82599_KX4:
954                 retval = 0;
955                 break;
956         default:
957                 wol->supported = 0;
958                 retval = 0;
959         }
960
961         return retval;
962 }
963
964 static void ixgbe_get_wol(struct net_device *netdev,
965                           struct ethtool_wolinfo *wol)
966 {
967         struct ixgbe_adapter *adapter = netdev_priv(netdev);
968
969         wol->supported = WAKE_UCAST | WAKE_MCAST |
970                          WAKE_BCAST | WAKE_MAGIC;
971         wol->wolopts = 0;
972
973         if (ixgbe_wol_exclusion(adapter, wol) ||
974             !device_can_wakeup(&adapter->pdev->dev))
975                 return;
976
977         if (adapter->wol & IXGBE_WUFC_EX)
978                 wol->wolopts |= WAKE_UCAST;
979         if (adapter->wol & IXGBE_WUFC_MC)
980                 wol->wolopts |= WAKE_MCAST;
981         if (adapter->wol & IXGBE_WUFC_BC)
982                 wol->wolopts |= WAKE_BCAST;
983         if (adapter->wol & IXGBE_WUFC_MAG)
984                 wol->wolopts |= WAKE_MAGIC;
985
986         return;
987 }
988
989 static int ixgbe_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
990 {
991         struct ixgbe_adapter *adapter = netdev_priv(netdev);
992
993         if (wol->wolopts & (WAKE_PHY | WAKE_ARP | WAKE_MAGICSECURE))
994                 return -EOPNOTSUPP;
995
996         if (ixgbe_wol_exclusion(adapter, wol))
997                 return wol->wolopts ? -EOPNOTSUPP : 0;
998
999         adapter->wol = 0;
1000
1001         if (wol->wolopts & WAKE_UCAST)
1002                 adapter->wol |= IXGBE_WUFC_EX;
1003         if (wol->wolopts & WAKE_MCAST)
1004                 adapter->wol |= IXGBE_WUFC_MC;
1005         if (wol->wolopts & WAKE_BCAST)
1006                 adapter->wol |= IXGBE_WUFC_BC;
1007         if (wol->wolopts & WAKE_MAGIC)
1008                 adapter->wol |= IXGBE_WUFC_MAG;
1009
1010         device_set_wakeup_enable(&adapter->pdev->dev, adapter->wol);
1011
1012         return 0;
1013 }
1014
1015 static int ixgbe_nway_reset(struct net_device *netdev)
1016 {
1017         struct ixgbe_adapter *adapter = netdev_priv(netdev);
1018
1019         if (netif_running(netdev))
1020                 ixgbe_reinit_locked(adapter);
1021
1022         return 0;
1023 }
1024
1025 static int ixgbe_phys_id(struct net_device *netdev, u32 data)
1026 {
1027         struct ixgbe_adapter *adapter = netdev_priv(netdev);
1028         struct ixgbe_hw *hw = &adapter->hw;
1029         u32 led_reg = IXGBE_READ_REG(hw, IXGBE_LEDCTL);
1030         u32 i;
1031
1032         if (!data || data > 300)
1033                 data = 300;
1034
1035         for (i = 0; i < (data * 1000); i += 400) {
1036                 hw->mac.ops.led_on(hw, IXGBE_LED_ON);
1037                 msleep_interruptible(200);
1038                 hw->mac.ops.led_off(hw, IXGBE_LED_ON);
1039                 msleep_interruptible(200);
1040         }
1041
1042         /* Restore LED settings */
1043         IXGBE_WRITE_REG(&adapter->hw, IXGBE_LEDCTL, led_reg);
1044
1045         return 0;
1046 }
1047
1048 static int ixgbe_get_coalesce(struct net_device *netdev,
1049                               struct ethtool_coalesce *ec)
1050 {
1051         struct ixgbe_adapter *adapter = netdev_priv(netdev);
1052
1053         ec->tx_max_coalesced_frames_irq = adapter->tx_ring[0].work_limit;
1054
1055         /* only valid if in constant ITR mode */
1056         switch (adapter->itr_setting) {
1057         case 0:
1058                 /* throttling disabled */
1059                 ec->rx_coalesce_usecs = 0;
1060                 break;
1061         case 1:
1062                 /* dynamic ITR mode */
1063                 ec->rx_coalesce_usecs = 1;
1064                 break;
1065         default:
1066                 /* fixed interrupt rate mode */
1067                 ec->rx_coalesce_usecs = 1000000/adapter->eitr_param;
1068                 break;
1069         }
1070         return 0;
1071 }
1072
1073 static int ixgbe_set_coalesce(struct net_device *netdev,
1074                               struct ethtool_coalesce *ec)
1075 {
1076         struct ixgbe_adapter *adapter = netdev_priv(netdev);
1077         int i;
1078
1079         if (ec->tx_max_coalesced_frames_irq)
1080                 adapter->tx_ring[0].work_limit = ec->tx_max_coalesced_frames_irq;
1081
1082         if (ec->rx_coalesce_usecs > 1) {
1083                 /* check the limits */
1084                 if ((1000000/ec->rx_coalesce_usecs > IXGBE_MAX_INT_RATE) ||
1085                     (1000000/ec->rx_coalesce_usecs < IXGBE_MIN_INT_RATE))
1086                         return -EINVAL;
1087
1088                 /* store the value in ints/second */
1089                 adapter->eitr_param = 1000000/ec->rx_coalesce_usecs;
1090
1091                 /* static value of interrupt rate */
1092                 adapter->itr_setting = adapter->eitr_param;
1093                 /* clear the lower bit as its used for dynamic state */
1094                 adapter->itr_setting &= ~1;
1095         } else if (ec->rx_coalesce_usecs == 1) {
1096                 /* 1 means dynamic mode */
1097                 adapter->eitr_param = 20000;
1098                 adapter->itr_setting = 1;
1099         } else {
1100                 /*
1101                  * any other value means disable eitr, which is best
1102                  * served by setting the interrupt rate very high
1103                  */
1104                 adapter->eitr_param = IXGBE_MAX_INT_RATE;
1105                 adapter->itr_setting = 0;
1106         }
1107
1108         for (i = 0; i < adapter->num_msix_vectors - NON_Q_VECTORS; i++) {
1109                 struct ixgbe_q_vector *q_vector = &adapter->q_vector[i];
1110                 if (q_vector->txr_count && !q_vector->rxr_count)
1111                         /* tx vector gets half the rate */
1112                         q_vector->eitr = (adapter->eitr_param >> 1);
1113                 else
1114                         /* rx only or mixed */
1115                         q_vector->eitr = adapter->eitr_param;
1116                 ixgbe_write_eitr(adapter, i,
1117                                  EITR_INTS_PER_SEC_TO_REG(q_vector->eitr));
1118         }
1119
1120         return 0;
1121 }
1122
1123
1124 static const struct ethtool_ops ixgbe_ethtool_ops = {
1125         .get_settings           = ixgbe_get_settings,
1126         .set_settings           = ixgbe_set_settings,
1127         .get_drvinfo            = ixgbe_get_drvinfo,
1128         .get_regs_len           = ixgbe_get_regs_len,
1129         .get_regs               = ixgbe_get_regs,
1130         .get_wol                = ixgbe_get_wol,
1131         .set_wol                = ixgbe_set_wol,
1132         .nway_reset             = ixgbe_nway_reset,
1133         .get_link               = ethtool_op_get_link,
1134         .get_eeprom_len         = ixgbe_get_eeprom_len,
1135         .get_eeprom             = ixgbe_get_eeprom,
1136         .get_ringparam          = ixgbe_get_ringparam,
1137         .set_ringparam          = ixgbe_set_ringparam,
1138         .get_pauseparam         = ixgbe_get_pauseparam,
1139         .set_pauseparam         = ixgbe_set_pauseparam,
1140         .get_rx_csum            = ixgbe_get_rx_csum,
1141         .set_rx_csum            = ixgbe_set_rx_csum,
1142         .get_tx_csum            = ixgbe_get_tx_csum,
1143         .set_tx_csum            = ixgbe_set_tx_csum,
1144         .get_sg                 = ethtool_op_get_sg,
1145         .set_sg                 = ethtool_op_set_sg,
1146         .get_msglevel           = ixgbe_get_msglevel,
1147         .set_msglevel           = ixgbe_set_msglevel,
1148         .get_tso                = ethtool_op_get_tso,
1149         .set_tso                = ixgbe_set_tso,
1150         .get_strings            = ixgbe_get_strings,
1151         .phys_id                = ixgbe_phys_id,
1152         .get_sset_count         = ixgbe_get_sset_count,
1153         .get_ethtool_stats      = ixgbe_get_ethtool_stats,
1154         .get_coalesce           = ixgbe_get_coalesce,
1155         .set_coalesce           = ixgbe_set_coalesce,
1156         .get_flags              = ethtool_op_get_flags,
1157         .set_flags              = ethtool_op_set_flags,
1158 };
1159
1160 void ixgbe_set_ethtool_ops(struct net_device *netdev)
1161 {
1162         SET_ETHTOOL_OPS(netdev, &ixgbe_ethtool_ops);
1163 }