34b4a84d2e77f01bbc68acb76030986315e237bc
[linux-2.6.git] / 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         pause->autoneg = (hw->fc.current_mode == ixgbe_fc_full ? 1 : 0);
238
239         if (hw->fc.current_mode == ixgbe_fc_rx_pause) {
240                 pause->rx_pause = 1;
241         } else if (hw->fc.current_mode == ixgbe_fc_tx_pause) {
242                 pause->tx_pause = 1;
243         } else if (hw->fc.current_mode == ixgbe_fc_full) {
244                 pause->rx_pause = 1;
245                 pause->tx_pause = 1;
246         }
247 }
248
249 static int ixgbe_set_pauseparam(struct net_device *netdev,
250                                 struct ethtool_pauseparam *pause)
251 {
252         struct ixgbe_adapter *adapter = netdev_priv(netdev);
253         struct ixgbe_hw *hw = &adapter->hw;
254
255         if ((pause->autoneg == AUTONEG_ENABLE) ||
256             (pause->rx_pause && pause->tx_pause))
257                 hw->fc.requested_mode = ixgbe_fc_full;
258         else if (pause->rx_pause && !pause->tx_pause)
259                 hw->fc.requested_mode = ixgbe_fc_rx_pause;
260         else if (!pause->rx_pause && pause->tx_pause)
261                 hw->fc.requested_mode = ixgbe_fc_tx_pause;
262         else if (!pause->rx_pause && !pause->tx_pause)
263                 hw->fc.requested_mode = ixgbe_fc_none;
264         else
265                 return -EINVAL;
266
267         hw->mac.ops.setup_fc(hw, 0);
268
269         return 0;
270 }
271
272 static u32 ixgbe_get_rx_csum(struct net_device *netdev)
273 {
274         struct ixgbe_adapter *adapter = netdev_priv(netdev);
275         return (adapter->flags & IXGBE_FLAG_RX_CSUM_ENABLED);
276 }
277
278 static int ixgbe_set_rx_csum(struct net_device *netdev, u32 data)
279 {
280         struct ixgbe_adapter *adapter = netdev_priv(netdev);
281         if (data)
282                 adapter->flags |= IXGBE_FLAG_RX_CSUM_ENABLED;
283         else
284                 adapter->flags &= ~IXGBE_FLAG_RX_CSUM_ENABLED;
285
286         if (netif_running(netdev))
287                 ixgbe_reinit_locked(adapter);
288         else
289                 ixgbe_reset(adapter);
290
291         return 0;
292 }
293
294 static u32 ixgbe_get_tx_csum(struct net_device *netdev)
295 {
296         return (netdev->features & NETIF_F_IP_CSUM) != 0;
297 }
298
299 static int ixgbe_set_tx_csum(struct net_device *netdev, u32 data)
300 {
301         if (data)
302                 netdev->features |= (NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM);
303         else
304                 netdev->features &= ~(NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM);
305
306         return 0;
307 }
308
309 static int ixgbe_set_tso(struct net_device *netdev, u32 data)
310 {
311         if (data) {
312                 netdev->features |= NETIF_F_TSO;
313                 netdev->features |= NETIF_F_TSO6;
314         } else {
315                 netif_tx_stop_all_queues(netdev);
316                 netdev->features &= ~NETIF_F_TSO;
317                 netdev->features &= ~NETIF_F_TSO6;
318                 netif_tx_start_all_queues(netdev);
319         }
320         return 0;
321 }
322
323 static u32 ixgbe_get_msglevel(struct net_device *netdev)
324 {
325         struct ixgbe_adapter *adapter = netdev_priv(netdev);
326         return adapter->msg_enable;
327 }
328
329 static void ixgbe_set_msglevel(struct net_device *netdev, u32 data)
330 {
331         struct ixgbe_adapter *adapter = netdev_priv(netdev);
332         adapter->msg_enable = data;
333 }
334
335 static int ixgbe_get_regs_len(struct net_device *netdev)
336 {
337 #define IXGBE_REGS_LEN  1128
338         return IXGBE_REGS_LEN * sizeof(u32);
339 }
340
341 #define IXGBE_GET_STAT(_A_, _R_) _A_->stats._R_
342
343 static void ixgbe_get_regs(struct net_device *netdev,
344                            struct ethtool_regs *regs, void *p)
345 {
346         struct ixgbe_adapter *adapter = netdev_priv(netdev);
347         struct ixgbe_hw *hw = &adapter->hw;
348         u32 *regs_buff = p;
349         u8 i;
350
351         memset(p, 0, IXGBE_REGS_LEN * sizeof(u32));
352
353         regs->version = (1 << 24) | hw->revision_id << 16 | hw->device_id;
354
355         /* General Registers */
356         regs_buff[0] = IXGBE_READ_REG(hw, IXGBE_CTRL);
357         regs_buff[1] = IXGBE_READ_REG(hw, IXGBE_STATUS);
358         regs_buff[2] = IXGBE_READ_REG(hw, IXGBE_CTRL_EXT);
359         regs_buff[3] = IXGBE_READ_REG(hw, IXGBE_ESDP);
360         regs_buff[4] = IXGBE_READ_REG(hw, IXGBE_EODSDP);
361         regs_buff[5] = IXGBE_READ_REG(hw, IXGBE_LEDCTL);
362         regs_buff[6] = IXGBE_READ_REG(hw, IXGBE_FRTIMER);
363         regs_buff[7] = IXGBE_READ_REG(hw, IXGBE_TCPTIMER);
364
365         /* NVM Register */
366         regs_buff[8] = IXGBE_READ_REG(hw, IXGBE_EEC);
367         regs_buff[9] = IXGBE_READ_REG(hw, IXGBE_EERD);
368         regs_buff[10] = IXGBE_READ_REG(hw, IXGBE_FLA);
369         regs_buff[11] = IXGBE_READ_REG(hw, IXGBE_EEMNGCTL);
370         regs_buff[12] = IXGBE_READ_REG(hw, IXGBE_EEMNGDATA);
371         regs_buff[13] = IXGBE_READ_REG(hw, IXGBE_FLMNGCTL);
372         regs_buff[14] = IXGBE_READ_REG(hw, IXGBE_FLMNGDATA);
373         regs_buff[15] = IXGBE_READ_REG(hw, IXGBE_FLMNGCNT);
374         regs_buff[16] = IXGBE_READ_REG(hw, IXGBE_FLOP);
375         regs_buff[17] = IXGBE_READ_REG(hw, IXGBE_GRC);
376
377         /* Interrupt */
378         /* don't read EICR because it can clear interrupt causes, instead
379          * read EICS which is a shadow but doesn't clear EICR */
380         regs_buff[18] = IXGBE_READ_REG(hw, IXGBE_EICS);
381         regs_buff[19] = IXGBE_READ_REG(hw, IXGBE_EICS);
382         regs_buff[20] = IXGBE_READ_REG(hw, IXGBE_EIMS);
383         regs_buff[21] = IXGBE_READ_REG(hw, IXGBE_EIMC);
384         regs_buff[22] = IXGBE_READ_REG(hw, IXGBE_EIAC);
385         regs_buff[23] = IXGBE_READ_REG(hw, IXGBE_EIAM);
386         regs_buff[24] = IXGBE_READ_REG(hw, IXGBE_EITR(0));
387         regs_buff[25] = IXGBE_READ_REG(hw, IXGBE_IVAR(0));
388         regs_buff[26] = IXGBE_READ_REG(hw, IXGBE_MSIXT);
389         regs_buff[27] = IXGBE_READ_REG(hw, IXGBE_MSIXPBA);
390         regs_buff[28] = IXGBE_READ_REG(hw, IXGBE_PBACL(0));
391         regs_buff[29] = IXGBE_READ_REG(hw, IXGBE_GPIE);
392
393         /* Flow Control */
394         regs_buff[30] = IXGBE_READ_REG(hw, IXGBE_PFCTOP);
395         regs_buff[31] = IXGBE_READ_REG(hw, IXGBE_FCTTV(0));
396         regs_buff[32] = IXGBE_READ_REG(hw, IXGBE_FCTTV(1));
397         regs_buff[33] = IXGBE_READ_REG(hw, IXGBE_FCTTV(2));
398         regs_buff[34] = IXGBE_READ_REG(hw, IXGBE_FCTTV(3));
399         for (i = 0; i < 8; i++)
400                 regs_buff[35 + i] = IXGBE_READ_REG(hw, IXGBE_FCRTL(i));
401         for (i = 0; i < 8; i++)
402                 regs_buff[43 + i] = IXGBE_READ_REG(hw, IXGBE_FCRTH(i));
403         regs_buff[51] = IXGBE_READ_REG(hw, IXGBE_FCRTV);
404         regs_buff[52] = IXGBE_READ_REG(hw, IXGBE_TFCS);
405
406         /* Receive DMA */
407         for (i = 0; i < 64; i++)
408                 regs_buff[53 + i] = IXGBE_READ_REG(hw, IXGBE_RDBAL(i));
409         for (i = 0; i < 64; i++)
410                 regs_buff[117 + i] = IXGBE_READ_REG(hw, IXGBE_RDBAH(i));
411         for (i = 0; i < 64; i++)
412                 regs_buff[181 + i] = IXGBE_READ_REG(hw, IXGBE_RDLEN(i));
413         for (i = 0; i < 64; i++)
414                 regs_buff[245 + i] = IXGBE_READ_REG(hw, IXGBE_RDH(i));
415         for (i = 0; i < 64; i++)
416                 regs_buff[309 + i] = IXGBE_READ_REG(hw, IXGBE_RDT(i));
417         for (i = 0; i < 64; i++)
418                 regs_buff[373 + i] = IXGBE_READ_REG(hw, IXGBE_RXDCTL(i));
419         for (i = 0; i < 16; i++)
420                 regs_buff[437 + i] = IXGBE_READ_REG(hw, IXGBE_SRRCTL(i));
421         for (i = 0; i < 16; i++)
422                 regs_buff[453 + i] = IXGBE_READ_REG(hw, IXGBE_DCA_RXCTRL(i));
423         regs_buff[469] = IXGBE_READ_REG(hw, IXGBE_RDRXCTL);
424         for (i = 0; i < 8; i++)
425                 regs_buff[470 + i] = IXGBE_READ_REG(hw, IXGBE_RXPBSIZE(i));
426         regs_buff[478] = IXGBE_READ_REG(hw, IXGBE_RXCTRL);
427         regs_buff[479] = IXGBE_READ_REG(hw, IXGBE_DROPEN);
428
429         /* Receive */
430         regs_buff[480] = IXGBE_READ_REG(hw, IXGBE_RXCSUM);
431         regs_buff[481] = IXGBE_READ_REG(hw, IXGBE_RFCTL);
432         for (i = 0; i < 16; i++)
433                 regs_buff[482 + i] = IXGBE_READ_REG(hw, IXGBE_RAL(i));
434         for (i = 0; i < 16; i++)
435                 regs_buff[498 + i] = IXGBE_READ_REG(hw, IXGBE_RAH(i));
436         regs_buff[514] = IXGBE_READ_REG(hw, IXGBE_PSRTYPE(0));
437         regs_buff[515] = IXGBE_READ_REG(hw, IXGBE_FCTRL);
438         regs_buff[516] = IXGBE_READ_REG(hw, IXGBE_VLNCTRL);
439         regs_buff[517] = IXGBE_READ_REG(hw, IXGBE_MCSTCTRL);
440         regs_buff[518] = IXGBE_READ_REG(hw, IXGBE_MRQC);
441         regs_buff[519] = IXGBE_READ_REG(hw, IXGBE_VMD_CTL);
442         for (i = 0; i < 8; i++)
443                 regs_buff[520 + i] = IXGBE_READ_REG(hw, IXGBE_IMIR(i));
444         for (i = 0; i < 8; i++)
445                 regs_buff[528 + i] = IXGBE_READ_REG(hw, IXGBE_IMIREXT(i));
446         regs_buff[536] = IXGBE_READ_REG(hw, IXGBE_IMIRVP);
447
448         /* Transmit */
449         for (i = 0; i < 32; i++)
450                 regs_buff[537 + i] = IXGBE_READ_REG(hw, IXGBE_TDBAL(i));
451         for (i = 0; i < 32; i++)
452                 regs_buff[569 + i] = IXGBE_READ_REG(hw, IXGBE_TDBAH(i));
453         for (i = 0; i < 32; i++)
454                 regs_buff[601 + i] = IXGBE_READ_REG(hw, IXGBE_TDLEN(i));
455         for (i = 0; i < 32; i++)
456                 regs_buff[633 + i] = IXGBE_READ_REG(hw, IXGBE_TDH(i));
457         for (i = 0; i < 32; i++)
458                 regs_buff[665 + i] = IXGBE_READ_REG(hw, IXGBE_TDT(i));
459         for (i = 0; i < 32; i++)
460                 regs_buff[697 + i] = IXGBE_READ_REG(hw, IXGBE_TXDCTL(i));
461         for (i = 0; i < 32; i++)
462                 regs_buff[729 + i] = IXGBE_READ_REG(hw, IXGBE_TDWBAL(i));
463         for (i = 0; i < 32; i++)
464                 regs_buff[761 + i] = IXGBE_READ_REG(hw, IXGBE_TDWBAH(i));
465         regs_buff[793] = IXGBE_READ_REG(hw, IXGBE_DTXCTL);
466         for (i = 0; i < 16; i++)
467                 regs_buff[794 + i] = IXGBE_READ_REG(hw, IXGBE_DCA_TXCTRL(i));
468         regs_buff[810] = IXGBE_READ_REG(hw, IXGBE_TIPG);
469         for (i = 0; i < 8; i++)
470                 regs_buff[811 + i] = IXGBE_READ_REG(hw, IXGBE_TXPBSIZE(i));
471         regs_buff[819] = IXGBE_READ_REG(hw, IXGBE_MNGTXMAP);
472
473         /* Wake Up */
474         regs_buff[820] = IXGBE_READ_REG(hw, IXGBE_WUC);
475         regs_buff[821] = IXGBE_READ_REG(hw, IXGBE_WUFC);
476         regs_buff[822] = IXGBE_READ_REG(hw, IXGBE_WUS);
477         regs_buff[823] = IXGBE_READ_REG(hw, IXGBE_IPAV);
478         regs_buff[824] = IXGBE_READ_REG(hw, IXGBE_IP4AT);
479         regs_buff[825] = IXGBE_READ_REG(hw, IXGBE_IP6AT);
480         regs_buff[826] = IXGBE_READ_REG(hw, IXGBE_WUPL);
481         regs_buff[827] = IXGBE_READ_REG(hw, IXGBE_WUPM);
482         regs_buff[828] = IXGBE_READ_REG(hw, IXGBE_FHFT(0));
483
484         regs_buff[829] = IXGBE_READ_REG(hw, IXGBE_RMCS);
485         regs_buff[830] = IXGBE_READ_REG(hw, IXGBE_DPMCS);
486         regs_buff[831] = IXGBE_READ_REG(hw, IXGBE_PDPMCS);
487         regs_buff[832] = IXGBE_READ_REG(hw, IXGBE_RUPPBMR);
488         for (i = 0; i < 8; i++)
489                 regs_buff[833 + i] = IXGBE_READ_REG(hw, IXGBE_RT2CR(i));
490         for (i = 0; i < 8; i++)
491                 regs_buff[841 + i] = IXGBE_READ_REG(hw, IXGBE_RT2SR(i));
492         for (i = 0; i < 8; i++)
493                 regs_buff[849 + i] = IXGBE_READ_REG(hw, IXGBE_TDTQ2TCCR(i));
494         for (i = 0; i < 8; i++)
495                 regs_buff[857 + i] = IXGBE_READ_REG(hw, IXGBE_TDTQ2TCSR(i));
496         for (i = 0; i < 8; i++)
497                 regs_buff[865 + i] = IXGBE_READ_REG(hw, IXGBE_TDPT2TCCR(i));
498         for (i = 0; i < 8; i++)
499                 regs_buff[873 + i] = IXGBE_READ_REG(hw, IXGBE_TDPT2TCSR(i));
500
501         /* Statistics */
502         regs_buff[881] = IXGBE_GET_STAT(adapter, crcerrs);
503         regs_buff[882] = IXGBE_GET_STAT(adapter, illerrc);
504         regs_buff[883] = IXGBE_GET_STAT(adapter, errbc);
505         regs_buff[884] = IXGBE_GET_STAT(adapter, mspdc);
506         for (i = 0; i < 8; i++)
507                 regs_buff[885 + i] = IXGBE_GET_STAT(adapter, mpc[i]);
508         regs_buff[893] = IXGBE_GET_STAT(adapter, mlfc);
509         regs_buff[894] = IXGBE_GET_STAT(adapter, mrfc);
510         regs_buff[895] = IXGBE_GET_STAT(adapter, rlec);
511         regs_buff[896] = IXGBE_GET_STAT(adapter, lxontxc);
512         regs_buff[897] = IXGBE_GET_STAT(adapter, lxonrxc);
513         regs_buff[898] = IXGBE_GET_STAT(adapter, lxofftxc);
514         regs_buff[899] = IXGBE_GET_STAT(adapter, lxoffrxc);
515         for (i = 0; i < 8; i++)
516                 regs_buff[900 + i] = IXGBE_GET_STAT(adapter, pxontxc[i]);
517         for (i = 0; i < 8; i++)
518                 regs_buff[908 + i] = IXGBE_GET_STAT(adapter, pxonrxc[i]);
519         for (i = 0; i < 8; i++)
520                 regs_buff[916 + i] = IXGBE_GET_STAT(adapter, pxofftxc[i]);
521         for (i = 0; i < 8; i++)
522                 regs_buff[924 + i] = IXGBE_GET_STAT(adapter, pxoffrxc[i]);
523         regs_buff[932] = IXGBE_GET_STAT(adapter, prc64);
524         regs_buff[933] = IXGBE_GET_STAT(adapter, prc127);
525         regs_buff[934] = IXGBE_GET_STAT(adapter, prc255);
526         regs_buff[935] = IXGBE_GET_STAT(adapter, prc511);
527         regs_buff[936] = IXGBE_GET_STAT(adapter, prc1023);
528         regs_buff[937] = IXGBE_GET_STAT(adapter, prc1522);
529         regs_buff[938] = IXGBE_GET_STAT(adapter, gprc);
530         regs_buff[939] = IXGBE_GET_STAT(adapter, bprc);
531         regs_buff[940] = IXGBE_GET_STAT(adapter, mprc);
532         regs_buff[941] = IXGBE_GET_STAT(adapter, gptc);
533         regs_buff[942] = IXGBE_GET_STAT(adapter, gorc);
534         regs_buff[944] = IXGBE_GET_STAT(adapter, gotc);
535         for (i = 0; i < 8; i++)
536                 regs_buff[946 + i] = IXGBE_GET_STAT(adapter, rnbc[i]);
537         regs_buff[954] = IXGBE_GET_STAT(adapter, ruc);
538         regs_buff[955] = IXGBE_GET_STAT(adapter, rfc);
539         regs_buff[956] = IXGBE_GET_STAT(adapter, roc);
540         regs_buff[957] = IXGBE_GET_STAT(adapter, rjc);
541         regs_buff[958] = IXGBE_GET_STAT(adapter, mngprc);
542         regs_buff[959] = IXGBE_GET_STAT(adapter, mngpdc);
543         regs_buff[960] = IXGBE_GET_STAT(adapter, mngptc);
544         regs_buff[961] = IXGBE_GET_STAT(adapter, tor);
545         regs_buff[963] = IXGBE_GET_STAT(adapter, tpr);
546         regs_buff[964] = IXGBE_GET_STAT(adapter, tpt);
547         regs_buff[965] = IXGBE_GET_STAT(adapter, ptc64);
548         regs_buff[966] = IXGBE_GET_STAT(adapter, ptc127);
549         regs_buff[967] = IXGBE_GET_STAT(adapter, ptc255);
550         regs_buff[968] = IXGBE_GET_STAT(adapter, ptc511);
551         regs_buff[969] = IXGBE_GET_STAT(adapter, ptc1023);
552         regs_buff[970] = IXGBE_GET_STAT(adapter, ptc1522);
553         regs_buff[971] = IXGBE_GET_STAT(adapter, mptc);
554         regs_buff[972] = IXGBE_GET_STAT(adapter, bptc);
555         regs_buff[973] = IXGBE_GET_STAT(adapter, xec);
556         for (i = 0; i < 16; i++)
557                 regs_buff[974 + i] = IXGBE_GET_STAT(adapter, qprc[i]);
558         for (i = 0; i < 16; i++)
559                 regs_buff[990 + i] = IXGBE_GET_STAT(adapter, qptc[i]);
560         for (i = 0; i < 16; i++)
561                 regs_buff[1006 + i] = IXGBE_GET_STAT(adapter, qbrc[i]);
562         for (i = 0; i < 16; i++)
563                 regs_buff[1022 + i] = IXGBE_GET_STAT(adapter, qbtc[i]);
564
565         /* MAC */
566         regs_buff[1038] = IXGBE_READ_REG(hw, IXGBE_PCS1GCFIG);
567         regs_buff[1039] = IXGBE_READ_REG(hw, IXGBE_PCS1GLCTL);
568         regs_buff[1040] = IXGBE_READ_REG(hw, IXGBE_PCS1GLSTA);
569         regs_buff[1041] = IXGBE_READ_REG(hw, IXGBE_PCS1GDBG0);
570         regs_buff[1042] = IXGBE_READ_REG(hw, IXGBE_PCS1GDBG1);
571         regs_buff[1043] = IXGBE_READ_REG(hw, IXGBE_PCS1GANA);
572         regs_buff[1044] = IXGBE_READ_REG(hw, IXGBE_PCS1GANLP);
573         regs_buff[1045] = IXGBE_READ_REG(hw, IXGBE_PCS1GANNP);
574         regs_buff[1046] = IXGBE_READ_REG(hw, IXGBE_PCS1GANLPNP);
575         regs_buff[1047] = IXGBE_READ_REG(hw, IXGBE_HLREG0);
576         regs_buff[1048] = IXGBE_READ_REG(hw, IXGBE_HLREG1);
577         regs_buff[1049] = IXGBE_READ_REG(hw, IXGBE_PAP);
578         regs_buff[1050] = IXGBE_READ_REG(hw, IXGBE_MACA);
579         regs_buff[1051] = IXGBE_READ_REG(hw, IXGBE_APAE);
580         regs_buff[1052] = IXGBE_READ_REG(hw, IXGBE_ARD);
581         regs_buff[1053] = IXGBE_READ_REG(hw, IXGBE_AIS);
582         regs_buff[1054] = IXGBE_READ_REG(hw, IXGBE_MSCA);
583         regs_buff[1055] = IXGBE_READ_REG(hw, IXGBE_MSRWD);
584         regs_buff[1056] = IXGBE_READ_REG(hw, IXGBE_MLADD);
585         regs_buff[1057] = IXGBE_READ_REG(hw, IXGBE_MHADD);
586         regs_buff[1058] = IXGBE_READ_REG(hw, IXGBE_TREG);
587         regs_buff[1059] = IXGBE_READ_REG(hw, IXGBE_PCSS1);
588         regs_buff[1060] = IXGBE_READ_REG(hw, IXGBE_PCSS2);
589         regs_buff[1061] = IXGBE_READ_REG(hw, IXGBE_XPCSS);
590         regs_buff[1062] = IXGBE_READ_REG(hw, IXGBE_SERDESC);
591         regs_buff[1063] = IXGBE_READ_REG(hw, IXGBE_MACS);
592         regs_buff[1064] = IXGBE_READ_REG(hw, IXGBE_AUTOC);
593         regs_buff[1065] = IXGBE_READ_REG(hw, IXGBE_LINKS);
594         regs_buff[1066] = IXGBE_READ_REG(hw, IXGBE_AUTOC2);
595         regs_buff[1067] = IXGBE_READ_REG(hw, IXGBE_AUTOC3);
596         regs_buff[1068] = IXGBE_READ_REG(hw, IXGBE_ANLP1);
597         regs_buff[1069] = IXGBE_READ_REG(hw, IXGBE_ANLP2);
598         regs_buff[1070] = IXGBE_READ_REG(hw, IXGBE_ATLASCTL);
599
600         /* Diagnostic */
601         regs_buff[1071] = IXGBE_READ_REG(hw, IXGBE_RDSTATCTL);
602         for (i = 0; i < 8; i++)
603                 regs_buff[1072 + i] = IXGBE_READ_REG(hw, IXGBE_RDSTAT(i));
604         regs_buff[1080] = IXGBE_READ_REG(hw, IXGBE_RDHMPN);
605         for (i = 0; i < 4; i++)
606                 regs_buff[1081 + i] = IXGBE_READ_REG(hw, IXGBE_RIC_DW(i));
607         regs_buff[1085] = IXGBE_READ_REG(hw, IXGBE_RDPROBE);
608         regs_buff[1086] = IXGBE_READ_REG(hw, IXGBE_TDSTATCTL);
609         for (i = 0; i < 8; i++)
610                 regs_buff[1087 + i] = IXGBE_READ_REG(hw, IXGBE_TDSTAT(i));
611         regs_buff[1095] = IXGBE_READ_REG(hw, IXGBE_TDHMPN);
612         for (i = 0; i < 4; i++)
613                 regs_buff[1096 + i] = IXGBE_READ_REG(hw, IXGBE_TIC_DW(i));
614         regs_buff[1100] = IXGBE_READ_REG(hw, IXGBE_TDPROBE);
615         regs_buff[1101] = IXGBE_READ_REG(hw, IXGBE_TXBUFCTRL);
616         regs_buff[1102] = IXGBE_READ_REG(hw, IXGBE_TXBUFDATA0);
617         regs_buff[1103] = IXGBE_READ_REG(hw, IXGBE_TXBUFDATA1);
618         regs_buff[1104] = IXGBE_READ_REG(hw, IXGBE_TXBUFDATA2);
619         regs_buff[1105] = IXGBE_READ_REG(hw, IXGBE_TXBUFDATA3);
620         regs_buff[1106] = IXGBE_READ_REG(hw, IXGBE_RXBUFCTRL);
621         regs_buff[1107] = IXGBE_READ_REG(hw, IXGBE_RXBUFDATA0);
622         regs_buff[1108] = IXGBE_READ_REG(hw, IXGBE_RXBUFDATA1);
623         regs_buff[1109] = IXGBE_READ_REG(hw, IXGBE_RXBUFDATA2);
624         regs_buff[1110] = IXGBE_READ_REG(hw, IXGBE_RXBUFDATA3);
625         for (i = 0; i < 8; i++)
626                 regs_buff[1111 + i] = IXGBE_READ_REG(hw, IXGBE_PCIE_DIAG(i));
627         regs_buff[1119] = IXGBE_READ_REG(hw, IXGBE_RFVAL);
628         regs_buff[1120] = IXGBE_READ_REG(hw, IXGBE_MDFTC1);
629         regs_buff[1121] = IXGBE_READ_REG(hw, IXGBE_MDFTC2);
630         regs_buff[1122] = IXGBE_READ_REG(hw, IXGBE_MDFTFIFO1);
631         regs_buff[1123] = IXGBE_READ_REG(hw, IXGBE_MDFTFIFO2);
632         regs_buff[1124] = IXGBE_READ_REG(hw, IXGBE_MDFTS);
633         regs_buff[1125] = IXGBE_READ_REG(hw, IXGBE_PCIEECCCTL);
634         regs_buff[1126] = IXGBE_READ_REG(hw, IXGBE_PBTXECC);
635         regs_buff[1127] = IXGBE_READ_REG(hw, IXGBE_PBRXECC);
636 }
637
638 static int ixgbe_get_eeprom_len(struct net_device *netdev)
639 {
640         struct ixgbe_adapter *adapter = netdev_priv(netdev);
641         return adapter->hw.eeprom.word_size * 2;
642 }
643
644 static int ixgbe_get_eeprom(struct net_device *netdev,
645                             struct ethtool_eeprom *eeprom, u8 *bytes)
646 {
647         struct ixgbe_adapter *adapter = netdev_priv(netdev);
648         struct ixgbe_hw *hw = &adapter->hw;
649         u16 *eeprom_buff;
650         int first_word, last_word, eeprom_len;
651         int ret_val = 0;
652         u16 i;
653
654         if (eeprom->len == 0)
655                 return -EINVAL;
656
657         eeprom->magic = hw->vendor_id | (hw->device_id << 16);
658
659         first_word = eeprom->offset >> 1;
660         last_word = (eeprom->offset + eeprom->len - 1) >> 1;
661         eeprom_len = last_word - first_word + 1;
662
663         eeprom_buff = kmalloc(sizeof(u16) * eeprom_len, GFP_KERNEL);
664         if (!eeprom_buff)
665                 return -ENOMEM;
666
667         for (i = 0; i < eeprom_len; i++) {
668                 if ((ret_val = hw->eeprom.ops.read(hw, first_word + i,
669                     &eeprom_buff[i])))
670                         break;
671         }
672
673         /* Device's eeprom is always little-endian, word addressable */
674         for (i = 0; i < eeprom_len; i++)
675                 le16_to_cpus(&eeprom_buff[i]);
676
677         memcpy(bytes, (u8 *)eeprom_buff + (eeprom->offset & 1), eeprom->len);
678         kfree(eeprom_buff);
679
680         return ret_val;
681 }
682
683 static void ixgbe_get_drvinfo(struct net_device *netdev,
684                               struct ethtool_drvinfo *drvinfo)
685 {
686         struct ixgbe_adapter *adapter = netdev_priv(netdev);
687         char firmware_version[32];
688
689         strncpy(drvinfo->driver, ixgbe_driver_name, 32);
690         strncpy(drvinfo->version, ixgbe_driver_version, 32);
691
692         sprintf(firmware_version, "%d.%d-%d",
693                 (adapter->eeprom_version & 0xF000) >> 12,
694                 (adapter->eeprom_version & 0x0FF0) >> 4,
695                 adapter->eeprom_version & 0x000F);
696
697         strncpy(drvinfo->fw_version, firmware_version, 32);
698         strncpy(drvinfo->bus_info, pci_name(adapter->pdev), 32);
699         drvinfo->n_stats = IXGBE_STATS_LEN;
700         drvinfo->regdump_len = ixgbe_get_regs_len(netdev);
701 }
702
703 static void ixgbe_get_ringparam(struct net_device *netdev,
704                                 struct ethtool_ringparam *ring)
705 {
706         struct ixgbe_adapter *adapter = netdev_priv(netdev);
707         struct ixgbe_ring *tx_ring = adapter->tx_ring;
708         struct ixgbe_ring *rx_ring = adapter->rx_ring;
709
710         ring->rx_max_pending = IXGBE_MAX_RXD;
711         ring->tx_max_pending = IXGBE_MAX_TXD;
712         ring->rx_mini_max_pending = 0;
713         ring->rx_jumbo_max_pending = 0;
714         ring->rx_pending = rx_ring->count;
715         ring->tx_pending = tx_ring->count;
716         ring->rx_mini_pending = 0;
717         ring->rx_jumbo_pending = 0;
718 }
719
720 static int ixgbe_set_ringparam(struct net_device *netdev,
721                                struct ethtool_ringparam *ring)
722 {
723         struct ixgbe_adapter *adapter = netdev_priv(netdev);
724         struct ixgbe_ring *temp_ring;
725         int i, err;
726         u32 new_rx_count, new_tx_count;
727
728         if ((ring->rx_mini_pending) || (ring->rx_jumbo_pending))
729                 return -EINVAL;
730
731         new_rx_count = max(ring->rx_pending, (u32)IXGBE_MIN_RXD);
732         new_rx_count = min(new_rx_count, (u32)IXGBE_MAX_RXD);
733         new_rx_count = ALIGN(new_rx_count, IXGBE_REQ_RX_DESCRIPTOR_MULTIPLE);
734
735         new_tx_count = max(ring->tx_pending, (u32)IXGBE_MIN_TXD);
736         new_tx_count = min(new_tx_count, (u32)IXGBE_MAX_TXD);
737         new_tx_count = ALIGN(new_tx_count, IXGBE_REQ_TX_DESCRIPTOR_MULTIPLE);
738
739         if ((new_tx_count == adapter->tx_ring->count) &&
740             (new_rx_count == adapter->rx_ring->count)) {
741                 /* nothing to do */
742                 return 0;
743         }
744
745         temp_ring = kcalloc(adapter->num_tx_queues,
746                             sizeof(struct ixgbe_ring), GFP_KERNEL);
747         if (!temp_ring)
748                 return -ENOMEM;
749
750         while (test_and_set_bit(__IXGBE_RESETTING, &adapter->state))
751                 msleep(1);
752
753         if (new_tx_count != adapter->tx_ring->count) {
754                 for (i = 0; i < adapter->num_tx_queues; i++) {
755                         temp_ring[i].count = new_tx_count;
756                         err = ixgbe_setup_tx_resources(adapter, &temp_ring[i]);
757                         if (err) {
758                                 while (i) {
759                                         i--;
760                                         ixgbe_free_tx_resources(adapter,
761                                                                 &temp_ring[i]);
762                                 }
763                                 goto err_setup;
764                         }
765                         temp_ring[i].v_idx = adapter->tx_ring[i].v_idx;
766                 }
767                 if (netif_running(netdev))
768                         netdev->netdev_ops->ndo_stop(netdev);
769                 ixgbe_reset_interrupt_capability(adapter);
770                 ixgbe_napi_del_all(adapter);
771                 INIT_LIST_HEAD(&netdev->napi_list);
772                 kfree(adapter->tx_ring);
773                 adapter->tx_ring = temp_ring;
774                 temp_ring = NULL;
775                 adapter->tx_ring_count = new_tx_count;
776         }
777
778         temp_ring = kcalloc(adapter->num_rx_queues,
779                             sizeof(struct ixgbe_ring), GFP_KERNEL);
780         if (!temp_ring) {
781                 if (netif_running(netdev))
782                         netdev->netdev_ops->ndo_open(netdev);
783                 return -ENOMEM;
784         }
785
786         if (new_rx_count != adapter->rx_ring->count) {
787                 for (i = 0; i < adapter->num_rx_queues; i++) {
788                         temp_ring[i].count = new_rx_count;
789                         err = ixgbe_setup_rx_resources(adapter, &temp_ring[i]);
790                         if (err) {
791                                 while (i) {
792                                         i--;
793                                         ixgbe_free_rx_resources(adapter,
794                                                                 &temp_ring[i]);
795                                 }
796                                 goto err_setup;
797                         }
798                         temp_ring[i].v_idx = adapter->rx_ring[i].v_idx;
799                 }
800                 if (netif_running(netdev))
801                         netdev->netdev_ops->ndo_stop(netdev);
802                 ixgbe_reset_interrupt_capability(adapter);
803                 ixgbe_napi_del_all(adapter);
804                 INIT_LIST_HEAD(&netdev->napi_list);
805                 kfree(adapter->rx_ring);
806                 adapter->rx_ring = temp_ring;
807                 temp_ring = NULL;
808
809                 adapter->rx_ring_count = new_rx_count;
810         }
811
812         /* success! */
813         err = 0;
814 err_setup:
815         ixgbe_init_interrupt_scheme(adapter);
816         if (netif_running(netdev))
817                 netdev->netdev_ops->ndo_open(netdev);
818
819         clear_bit(__IXGBE_RESETTING, &adapter->state);
820         return err;
821 }
822
823 static int ixgbe_get_sset_count(struct net_device *netdev, int sset)
824 {
825         switch (sset) {
826         case ETH_SS_STATS:
827                 return IXGBE_STATS_LEN;
828         default:
829                 return -EOPNOTSUPP;
830         }
831 }
832
833 static void ixgbe_get_ethtool_stats(struct net_device *netdev,
834                                     struct ethtool_stats *stats, u64 *data)
835 {
836         struct ixgbe_adapter *adapter = netdev_priv(netdev);
837         u64 *queue_stat;
838         int stat_count = sizeof(struct ixgbe_queue_stats) / sizeof(u64);
839         int j, k;
840         int i;
841
842         ixgbe_update_stats(adapter);
843         for (i = 0; i < IXGBE_GLOBAL_STATS_LEN; i++) {
844                 char *p = (char *)adapter + ixgbe_gstrings_stats[i].stat_offset;
845                 data[i] = (ixgbe_gstrings_stats[i].sizeof_stat ==
846                            sizeof(u64)) ? *(u64 *)p : *(u32 *)p;
847         }
848         for (j = 0; j < adapter->num_tx_queues; j++) {
849                 queue_stat = (u64 *)&adapter->tx_ring[j].stats;
850                 for (k = 0; k < stat_count; k++)
851                         data[i + k] = queue_stat[k];
852                 i += k;
853         }
854         for (j = 0; j < adapter->num_rx_queues; j++) {
855                 queue_stat = (u64 *)&adapter->rx_ring[j].stats;
856                 for (k = 0; k < stat_count; k++)
857                         data[i + k] = queue_stat[k];
858                 i += k;
859         }
860         if (adapter->flags & IXGBE_FLAG_DCB_ENABLED) {
861                 for (j = 0; j < MAX_TX_PACKET_BUFFERS; j++) {
862                         data[i++] = adapter->stats.pxontxc[j];
863                         data[i++] = adapter->stats.pxofftxc[j];
864                 }
865                 for (j = 0; j < MAX_RX_PACKET_BUFFERS; j++) {
866                         data[i++] = adapter->stats.pxonrxc[j];
867                         data[i++] = adapter->stats.pxoffrxc[j];
868                 }
869         }
870 }
871
872 static void ixgbe_get_strings(struct net_device *netdev, u32 stringset,
873                               u8 *data)
874 {
875         struct ixgbe_adapter *adapter = netdev_priv(netdev);
876         char *p = (char *)data;
877         int i;
878
879         switch (stringset) {
880         case ETH_SS_STATS:
881                 for (i = 0; i < IXGBE_GLOBAL_STATS_LEN; i++) {
882                         memcpy(p, ixgbe_gstrings_stats[i].stat_string,
883                                ETH_GSTRING_LEN);
884                         p += ETH_GSTRING_LEN;
885                 }
886                 for (i = 0; i < adapter->num_tx_queues; i++) {
887                         sprintf(p, "tx_queue_%u_packets", i);
888                         p += ETH_GSTRING_LEN;
889                         sprintf(p, "tx_queue_%u_bytes", i);
890                         p += ETH_GSTRING_LEN;
891                 }
892                 for (i = 0; i < adapter->num_rx_queues; i++) {
893                         sprintf(p, "rx_queue_%u_packets", i);
894                         p += ETH_GSTRING_LEN;
895                         sprintf(p, "rx_queue_%u_bytes", i);
896                         p += ETH_GSTRING_LEN;
897                 }
898                 if (adapter->flags & IXGBE_FLAG_DCB_ENABLED) {
899                         for (i = 0; i < MAX_TX_PACKET_BUFFERS; i++) {
900                                 sprintf(p, "tx_pb_%u_pxon", i);
901                                 p += ETH_GSTRING_LEN;
902                                 sprintf(p, "tx_pb_%u_pxoff", i);
903                                 p += ETH_GSTRING_LEN;
904                         }
905                         for (i = 0; i < MAX_RX_PACKET_BUFFERS; i++) {
906                                 sprintf(p, "rx_pb_%u_pxon", i);
907                                 p += ETH_GSTRING_LEN;
908                                 sprintf(p, "rx_pb_%u_pxoff", i);
909                                 p += ETH_GSTRING_LEN;
910                         }
911                 }
912                 /* BUG_ON(p - data != IXGBE_STATS_LEN * ETH_GSTRING_LEN); */
913                 break;
914         }
915 }
916
917
918 static void ixgbe_get_wol(struct net_device *netdev,
919                           struct ethtool_wolinfo *wol)
920 {
921         struct ixgbe_adapter *adapter = netdev_priv(netdev);
922
923         wol->supported = WAKE_UCAST | WAKE_MCAST |
924                          WAKE_BCAST | WAKE_MAGIC;
925         wol->wolopts = 0;
926
927         if (!device_can_wakeup(&adapter->pdev->dev))
928                 return;
929
930         if (adapter->wol & IXGBE_WUFC_EX)
931                 wol->wolopts |= WAKE_UCAST;
932         if (adapter->wol & IXGBE_WUFC_MC)
933                 wol->wolopts |= WAKE_MCAST;
934         if (adapter->wol & IXGBE_WUFC_BC)
935                 wol->wolopts |= WAKE_BCAST;
936         if (adapter->wol & IXGBE_WUFC_MAG)
937                 wol->wolopts |= WAKE_MAGIC;
938
939         return;
940 }
941
942 static int ixgbe_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
943 {
944         struct ixgbe_adapter *adapter = netdev_priv(netdev);
945
946         if (wol->wolopts & (WAKE_PHY | WAKE_ARP | WAKE_MAGICSECURE))
947                 return -EOPNOTSUPP;
948
949         adapter->wol = 0;
950
951         if (wol->wolopts & WAKE_UCAST)
952                 adapter->wol |= IXGBE_WUFC_EX;
953         if (wol->wolopts & WAKE_MCAST)
954                 adapter->wol |= IXGBE_WUFC_MC;
955         if (wol->wolopts & WAKE_BCAST)
956                 adapter->wol |= IXGBE_WUFC_BC;
957         if (wol->wolopts & WAKE_MAGIC)
958                 adapter->wol |= IXGBE_WUFC_MAG;
959
960         device_set_wakeup_enable(&adapter->pdev->dev, adapter->wol);
961
962         return 0;
963 }
964
965 static int ixgbe_nway_reset(struct net_device *netdev)
966 {
967         struct ixgbe_adapter *adapter = netdev_priv(netdev);
968
969         if (netif_running(netdev))
970                 ixgbe_reinit_locked(adapter);
971
972         return 0;
973 }
974
975 static int ixgbe_phys_id(struct net_device *netdev, u32 data)
976 {
977         struct ixgbe_adapter *adapter = netdev_priv(netdev);
978         struct ixgbe_hw *hw = &adapter->hw;
979         u32 led_reg = IXGBE_READ_REG(hw, IXGBE_LEDCTL);
980         u32 i;
981
982         if (!data || data > 300)
983                 data = 300;
984
985         for (i = 0; i < (data * 1000); i += 400) {
986                 hw->mac.ops.led_on(hw, IXGBE_LED_ON);
987                 msleep_interruptible(200);
988                 hw->mac.ops.led_off(hw, IXGBE_LED_ON);
989                 msleep_interruptible(200);
990         }
991
992         /* Restore LED settings */
993         IXGBE_WRITE_REG(&adapter->hw, IXGBE_LEDCTL, led_reg);
994
995         return 0;
996 }
997
998 static int ixgbe_get_coalesce(struct net_device *netdev,
999                               struct ethtool_coalesce *ec)
1000 {
1001         struct ixgbe_adapter *adapter = netdev_priv(netdev);
1002
1003         ec->tx_max_coalesced_frames_irq = adapter->tx_ring[0].work_limit;
1004
1005         /* only valid if in constant ITR mode */
1006         switch (adapter->itr_setting) {
1007         case 0:
1008                 /* throttling disabled */
1009                 ec->rx_coalesce_usecs = 0;
1010                 break;
1011         case 1:
1012                 /* dynamic ITR mode */
1013                 ec->rx_coalesce_usecs = 1;
1014                 break;
1015         default:
1016                 /* fixed interrupt rate mode */
1017                 ec->rx_coalesce_usecs = 1000000/adapter->eitr_param;
1018                 break;
1019         }
1020         return 0;
1021 }
1022
1023 static int ixgbe_set_coalesce(struct net_device *netdev,
1024                               struct ethtool_coalesce *ec)
1025 {
1026         struct ixgbe_adapter *adapter = netdev_priv(netdev);
1027         int i;
1028
1029         if (ec->tx_max_coalesced_frames_irq)
1030                 adapter->tx_ring[0].work_limit = ec->tx_max_coalesced_frames_irq;
1031
1032         if (ec->rx_coalesce_usecs > 1) {
1033                 /* check the limits */
1034                 if ((1000000/ec->rx_coalesce_usecs > IXGBE_MAX_INT_RATE) ||
1035                     (1000000/ec->rx_coalesce_usecs < IXGBE_MIN_INT_RATE))
1036                         return -EINVAL;
1037
1038                 /* store the value in ints/second */
1039                 adapter->eitr_param = 1000000/ec->rx_coalesce_usecs;
1040
1041                 /* static value of interrupt rate */
1042                 adapter->itr_setting = adapter->eitr_param;
1043                 /* clear the lower bit as its used for dynamic state */
1044                 adapter->itr_setting &= ~1;
1045         } else if (ec->rx_coalesce_usecs == 1) {
1046                 /* 1 means dynamic mode */
1047                 adapter->eitr_param = 20000;
1048                 adapter->itr_setting = 1;
1049         } else {
1050                 /*
1051                  * any other value means disable eitr, which is best
1052                  * served by setting the interrupt rate very high
1053                  */
1054                 adapter->eitr_param = IXGBE_MAX_INT_RATE;
1055                 adapter->itr_setting = 0;
1056         }
1057
1058         for (i = 0; i < adapter->num_msix_vectors - NON_Q_VECTORS; i++) {
1059                 struct ixgbe_q_vector *q_vector = &adapter->q_vector[i];
1060                 if (q_vector->txr_count && !q_vector->rxr_count)
1061                         /* tx vector gets half the rate */
1062                         q_vector->eitr = (adapter->eitr_param >> 1);
1063                 else
1064                         /* rx only or mixed */
1065                         q_vector->eitr = adapter->eitr_param;
1066                 ixgbe_write_eitr(adapter, i,
1067                                  EITR_INTS_PER_SEC_TO_REG(q_vector->eitr));
1068         }
1069
1070         return 0;
1071 }
1072
1073
1074 static const struct ethtool_ops ixgbe_ethtool_ops = {
1075         .get_settings           = ixgbe_get_settings,
1076         .set_settings           = ixgbe_set_settings,
1077         .get_drvinfo            = ixgbe_get_drvinfo,
1078         .get_regs_len           = ixgbe_get_regs_len,
1079         .get_regs               = ixgbe_get_regs,
1080         .get_wol                = ixgbe_get_wol,
1081         .set_wol                = ixgbe_set_wol,
1082         .nway_reset             = ixgbe_nway_reset,
1083         .get_link               = ethtool_op_get_link,
1084         .get_eeprom_len         = ixgbe_get_eeprom_len,
1085         .get_eeprom             = ixgbe_get_eeprom,
1086         .get_ringparam          = ixgbe_get_ringparam,
1087         .set_ringparam          = ixgbe_set_ringparam,
1088         .get_pauseparam         = ixgbe_get_pauseparam,
1089         .set_pauseparam         = ixgbe_set_pauseparam,
1090         .get_rx_csum            = ixgbe_get_rx_csum,
1091         .set_rx_csum            = ixgbe_set_rx_csum,
1092         .get_tx_csum            = ixgbe_get_tx_csum,
1093         .set_tx_csum            = ixgbe_set_tx_csum,
1094         .get_sg                 = ethtool_op_get_sg,
1095         .set_sg                 = ethtool_op_set_sg,
1096         .get_msglevel           = ixgbe_get_msglevel,
1097         .set_msglevel           = ixgbe_set_msglevel,
1098         .get_tso                = ethtool_op_get_tso,
1099         .set_tso                = ixgbe_set_tso,
1100         .get_strings            = ixgbe_get_strings,
1101         .phys_id                = ixgbe_phys_id,
1102         .get_sset_count         = ixgbe_get_sset_count,
1103         .get_ethtool_stats      = ixgbe_get_ethtool_stats,
1104         .get_coalesce           = ixgbe_get_coalesce,
1105         .set_coalesce           = ixgbe_set_coalesce,
1106         .get_flags              = ethtool_op_get_flags,
1107         .set_flags              = ethtool_op_set_flags,
1108 };
1109
1110 void ixgbe_set_ethtool_ops(struct net_device *netdev)
1111 {
1112         SET_ETHTOOL_OPS(netdev, &ixgbe_ethtool_ops);
1113 }