ixgbe: make q_vectors dynamic to reduce netdev size
[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         {"hw_rsc_count", IXGBE_STAT(rsc_count)},
71         {"rx_fifo_errors", IXGBE_STAT(net_stats.rx_fifo_errors)},
72         {"rx_missed_errors", IXGBE_STAT(net_stats.rx_missed_errors)},
73         {"tx_aborted_errors", IXGBE_STAT(net_stats.tx_aborted_errors)},
74         {"tx_carrier_errors", IXGBE_STAT(net_stats.tx_carrier_errors)},
75         {"tx_fifo_errors", IXGBE_STAT(net_stats.tx_fifo_errors)},
76         {"tx_heartbeat_errors", IXGBE_STAT(net_stats.tx_heartbeat_errors)},
77         {"tx_timeout_count", IXGBE_STAT(tx_timeout_count)},
78         {"tx_restart_queue", IXGBE_STAT(restart_queue)},
79         {"rx_long_length_errors", IXGBE_STAT(stats.roc)},
80         {"rx_short_length_errors", IXGBE_STAT(stats.ruc)},
81         {"tx_tcp4_seg_ctxt", IXGBE_STAT(hw_tso_ctxt)},
82         {"tx_tcp6_seg_ctxt", IXGBE_STAT(hw_tso6_ctxt)},
83         {"tx_flow_control_xon", IXGBE_STAT(stats.lxontxc)},
84         {"rx_flow_control_xon", IXGBE_STAT(stats.lxonrxc)},
85         {"tx_flow_control_xoff", IXGBE_STAT(stats.lxofftxc)},
86         {"rx_flow_control_xoff", IXGBE_STAT(stats.lxoffrxc)},
87         {"rx_csum_offload_good", IXGBE_STAT(hw_csum_rx_good)},
88         {"rx_csum_offload_errors", IXGBE_STAT(hw_csum_rx_error)},
89         {"tx_csum_offload_ctxt", IXGBE_STAT(hw_csum_tx_good)},
90         {"rx_header_split", IXGBE_STAT(rx_hdr_split)},
91         {"alloc_rx_page_failed", IXGBE_STAT(alloc_rx_page_failed)},
92         {"alloc_rx_buff_failed", IXGBE_STAT(alloc_rx_buff_failed)},
93         {"rx_no_dma_resources", IXGBE_STAT(hw_rx_no_dma_resources)},
94 };
95
96 #define IXGBE_QUEUE_STATS_LEN \
97         ((((struct ixgbe_adapter *)netdev_priv(netdev))->num_tx_queues + \
98         ((struct ixgbe_adapter *)netdev_priv(netdev))->num_rx_queues) * \
99         (sizeof(struct ixgbe_queue_stats) / sizeof(u64)))
100 #define IXGBE_GLOBAL_STATS_LEN ARRAY_SIZE(ixgbe_gstrings_stats)
101 #define IXGBE_PB_STATS_LEN ( \
102                  (((struct ixgbe_adapter *)netdev_priv(netdev))->flags & \
103                  IXGBE_FLAG_DCB_ENABLED) ? \
104                  (sizeof(((struct ixgbe_adapter *)0)->stats.pxonrxc) + \
105                   sizeof(((struct ixgbe_adapter *)0)->stats.pxontxc) + \
106                   sizeof(((struct ixgbe_adapter *)0)->stats.pxoffrxc) + \
107                   sizeof(((struct ixgbe_adapter *)0)->stats.pxofftxc)) \
108                   / sizeof(u64) : 0)
109 #define IXGBE_STATS_LEN (IXGBE_GLOBAL_STATS_LEN + \
110                          IXGBE_PB_STATS_LEN + \
111                          IXGBE_QUEUE_STATS_LEN)
112
113 static int ixgbe_get_settings(struct net_device *netdev,
114                               struct ethtool_cmd *ecmd)
115 {
116         struct ixgbe_adapter *adapter = netdev_priv(netdev);
117         struct ixgbe_hw *hw = &adapter->hw;
118         u32 link_speed = 0;
119         bool link_up;
120
121         ecmd->supported = SUPPORTED_10000baseT_Full;
122         ecmd->autoneg = AUTONEG_ENABLE;
123         ecmd->transceiver = XCVR_EXTERNAL;
124         if (hw->phy.media_type == ixgbe_media_type_copper) {
125                 ecmd->supported |= (SUPPORTED_1000baseT_Full |
126                                     SUPPORTED_TP | SUPPORTED_Autoneg);
127
128                 ecmd->advertising = (ADVERTISED_TP | ADVERTISED_Autoneg);
129                 if (hw->phy.autoneg_advertised & IXGBE_LINK_SPEED_10GB_FULL)
130                         ecmd->advertising |= ADVERTISED_10000baseT_Full;
131                 if (hw->phy.autoneg_advertised & IXGBE_LINK_SPEED_1GB_FULL)
132                         ecmd->advertising |= ADVERTISED_1000baseT_Full;
133                 /*
134                  * It's possible that phy.autoneg_advertised may not be
135                  * set yet.  If so display what the default would be -
136                  * both 1G and 10G supported.
137                  */
138                 if (!(ecmd->advertising & (ADVERTISED_1000baseT_Full |
139                                            ADVERTISED_10000baseT_Full)))
140                         ecmd->advertising |= (ADVERTISED_10000baseT_Full |
141                                               ADVERTISED_1000baseT_Full);
142
143                 ecmd->port = PORT_TP;
144         } else if (hw->phy.media_type == ixgbe_media_type_backplane) {
145                 /* Set as FIBRE until SERDES defined in kernel */
146                 switch (hw->device_id) {
147                 case IXGBE_DEV_ID_82598:
148                         ecmd->supported |= (SUPPORTED_1000baseT_Full |
149                                 SUPPORTED_FIBRE);
150                         ecmd->advertising = (ADVERTISED_10000baseT_Full |
151                                 ADVERTISED_1000baseT_Full |
152                                 ADVERTISED_FIBRE);
153                         ecmd->port = PORT_FIBRE;
154                         break;
155                 case IXGBE_DEV_ID_82598_BX:
156                         ecmd->supported = (SUPPORTED_1000baseT_Full |
157                                            SUPPORTED_FIBRE);
158                         ecmd->advertising = (ADVERTISED_1000baseT_Full |
159                                              ADVERTISED_FIBRE);
160                         ecmd->port = PORT_FIBRE;
161                         ecmd->autoneg = AUTONEG_DISABLE;
162                         break;
163                 }
164         } else {
165                 ecmd->supported |= SUPPORTED_FIBRE;
166                 ecmd->advertising = (ADVERTISED_10000baseT_Full |
167                                      ADVERTISED_FIBRE);
168                 ecmd->port = PORT_FIBRE;
169                 ecmd->autoneg = AUTONEG_DISABLE;
170         }
171
172         hw->mac.ops.check_link(hw, &link_speed, &link_up, false);
173         if (link_up) {
174                 ecmd->speed = (link_speed == IXGBE_LINK_SPEED_10GB_FULL) ?
175                                SPEED_10000 : SPEED_1000;
176                 ecmd->duplex = DUPLEX_FULL;
177         } else {
178                 ecmd->speed = -1;
179                 ecmd->duplex = -1;
180         }
181
182         return 0;
183 }
184
185 static int ixgbe_set_settings(struct net_device *netdev,
186                               struct ethtool_cmd *ecmd)
187 {
188         struct ixgbe_adapter *adapter = netdev_priv(netdev);
189         struct ixgbe_hw *hw = &adapter->hw;
190         u32 advertised, old;
191         s32 err;
192
193         switch (hw->phy.media_type) {
194         case ixgbe_media_type_fiber:
195                 if ((ecmd->autoneg == AUTONEG_ENABLE) ||
196                     (ecmd->speed + ecmd->duplex != SPEED_10000 + DUPLEX_FULL))
197                         return -EINVAL;
198                 /* in this case we currently only support 10Gb/FULL */
199                 break;
200         case ixgbe_media_type_copper:
201                 /* 10000/copper and 1000/copper must autoneg
202                  * this function does not support any duplex forcing, but can
203                  * limit the advertising of the adapter to only 10000 or 1000 */
204                 if (ecmd->autoneg == AUTONEG_DISABLE)
205                         return -EINVAL;
206
207                 old = hw->phy.autoneg_advertised;
208                 advertised = 0;
209                 if (ecmd->advertising & ADVERTISED_10000baseT_Full)
210                         advertised |= IXGBE_LINK_SPEED_10GB_FULL;
211
212                 if (ecmd->advertising & ADVERTISED_1000baseT_Full)
213                         advertised |= IXGBE_LINK_SPEED_1GB_FULL;
214
215                 if (old == advertised)
216                         break;
217                 /* this sets the link speed and restarts auto-neg */
218                 err = hw->mac.ops.setup_link_speed(hw, advertised, true, true);
219                 if (err) {
220                         DPRINTK(PROBE, INFO,
221                                 "setup link failed with code %d\n", err);
222                         hw->mac.ops.setup_link_speed(hw, old, true, true);
223                 }
224                 break;
225         default:
226                 break;
227         }
228
229         return 0;
230 }
231
232 static void ixgbe_get_pauseparam(struct net_device *netdev,
233                                  struct ethtool_pauseparam *pause)
234 {
235         struct ixgbe_adapter *adapter = netdev_priv(netdev);
236         struct ixgbe_hw *hw = &adapter->hw;
237
238         /*
239          * Flow Control Autoneg isn't on if
240          *  - we didn't ask for it OR
241          *  - it failed, we know this by tx & rx being off
242          */
243         if (hw->fc.disable_fc_autoneg ||
244             (hw->fc.current_mode == ixgbe_fc_none))
245                 pause->autoneg = 0;
246         else
247                 pause->autoneg = 1;
248
249         if (hw->fc.current_mode == ixgbe_fc_rx_pause) {
250                 pause->rx_pause = 1;
251         } else if (hw->fc.current_mode == ixgbe_fc_tx_pause) {
252                 pause->tx_pause = 1;
253         } else if (hw->fc.current_mode == ixgbe_fc_full) {
254                 pause->rx_pause = 1;
255                 pause->tx_pause = 1;
256         }
257 }
258
259 static int ixgbe_set_pauseparam(struct net_device *netdev,
260                                 struct ethtool_pauseparam *pause)
261 {
262         struct ixgbe_adapter *adapter = netdev_priv(netdev);
263         struct ixgbe_hw *hw = &adapter->hw;
264
265         if (pause->autoneg != AUTONEG_ENABLE)
266                 hw->fc.disable_fc_autoneg = true;
267         else
268                 hw->fc.disable_fc_autoneg = false;
269
270         if (pause->rx_pause && pause->tx_pause)
271                 hw->fc.requested_mode = ixgbe_fc_full;
272         else if (pause->rx_pause && !pause->tx_pause)
273                 hw->fc.requested_mode = ixgbe_fc_rx_pause;
274         else if (!pause->rx_pause && pause->tx_pause)
275                 hw->fc.requested_mode = ixgbe_fc_tx_pause;
276         else if (!pause->rx_pause && !pause->tx_pause)
277                 hw->fc.requested_mode = ixgbe_fc_none;
278         else
279                 return -EINVAL;
280
281         hw->mac.ops.setup_fc(hw, 0);
282
283         return 0;
284 }
285
286 static u32 ixgbe_get_rx_csum(struct net_device *netdev)
287 {
288         struct ixgbe_adapter *adapter = netdev_priv(netdev);
289         return (adapter->flags & IXGBE_FLAG_RX_CSUM_ENABLED);
290 }
291
292 static int ixgbe_set_rx_csum(struct net_device *netdev, u32 data)
293 {
294         struct ixgbe_adapter *adapter = netdev_priv(netdev);
295         if (data)
296                 adapter->flags |= IXGBE_FLAG_RX_CSUM_ENABLED;
297         else
298                 adapter->flags &= ~IXGBE_FLAG_RX_CSUM_ENABLED;
299
300         if (netif_running(netdev))
301                 ixgbe_reinit_locked(adapter);
302         else
303                 ixgbe_reset(adapter);
304
305         return 0;
306 }
307
308 static u32 ixgbe_get_tx_csum(struct net_device *netdev)
309 {
310         return (netdev->features & NETIF_F_IP_CSUM) != 0;
311 }
312
313 static int ixgbe_set_tx_csum(struct net_device *netdev, u32 data)
314 {
315         struct ixgbe_adapter *adapter = netdev_priv(netdev);
316
317         if (data) {
318                 netdev->features |= (NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM);
319                 if (adapter->hw.mac.type == ixgbe_mac_82599EB)
320                         netdev->features |= NETIF_F_SCTP_CSUM;
321         } else {
322                 netdev->features &= ~(NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM);
323                 if (adapter->hw.mac.type == ixgbe_mac_82599EB)
324                         netdev->features &= ~NETIF_F_SCTP_CSUM;
325         }
326
327         return 0;
328 }
329
330 static int ixgbe_set_tso(struct net_device *netdev, u32 data)
331 {
332         if (data) {
333                 netdev->features |= NETIF_F_TSO;
334                 netdev->features |= NETIF_F_TSO6;
335         } else {
336                 netif_tx_stop_all_queues(netdev);
337                 netdev->features &= ~NETIF_F_TSO;
338                 netdev->features &= ~NETIF_F_TSO6;
339                 netif_tx_start_all_queues(netdev);
340         }
341         return 0;
342 }
343
344 static u32 ixgbe_get_msglevel(struct net_device *netdev)
345 {
346         struct ixgbe_adapter *adapter = netdev_priv(netdev);
347         return adapter->msg_enable;
348 }
349
350 static void ixgbe_set_msglevel(struct net_device *netdev, u32 data)
351 {
352         struct ixgbe_adapter *adapter = netdev_priv(netdev);
353         adapter->msg_enable = data;
354 }
355
356 static int ixgbe_get_regs_len(struct net_device *netdev)
357 {
358 #define IXGBE_REGS_LEN  1128
359         return IXGBE_REGS_LEN * sizeof(u32);
360 }
361
362 #define IXGBE_GET_STAT(_A_, _R_) _A_->stats._R_
363
364 static void ixgbe_get_regs(struct net_device *netdev,
365                            struct ethtool_regs *regs, void *p)
366 {
367         struct ixgbe_adapter *adapter = netdev_priv(netdev);
368         struct ixgbe_hw *hw = &adapter->hw;
369         u32 *regs_buff = p;
370         u8 i;
371
372         memset(p, 0, IXGBE_REGS_LEN * sizeof(u32));
373
374         regs->version = (1 << 24) | hw->revision_id << 16 | hw->device_id;
375
376         /* General Registers */
377         regs_buff[0] = IXGBE_READ_REG(hw, IXGBE_CTRL);
378         regs_buff[1] = IXGBE_READ_REG(hw, IXGBE_STATUS);
379         regs_buff[2] = IXGBE_READ_REG(hw, IXGBE_CTRL_EXT);
380         regs_buff[3] = IXGBE_READ_REG(hw, IXGBE_ESDP);
381         regs_buff[4] = IXGBE_READ_REG(hw, IXGBE_EODSDP);
382         regs_buff[5] = IXGBE_READ_REG(hw, IXGBE_LEDCTL);
383         regs_buff[6] = IXGBE_READ_REG(hw, IXGBE_FRTIMER);
384         regs_buff[7] = IXGBE_READ_REG(hw, IXGBE_TCPTIMER);
385
386         /* NVM Register */
387         regs_buff[8] = IXGBE_READ_REG(hw, IXGBE_EEC);
388         regs_buff[9] = IXGBE_READ_REG(hw, IXGBE_EERD);
389         regs_buff[10] = IXGBE_READ_REG(hw, IXGBE_FLA);
390         regs_buff[11] = IXGBE_READ_REG(hw, IXGBE_EEMNGCTL);
391         regs_buff[12] = IXGBE_READ_REG(hw, IXGBE_EEMNGDATA);
392         regs_buff[13] = IXGBE_READ_REG(hw, IXGBE_FLMNGCTL);
393         regs_buff[14] = IXGBE_READ_REG(hw, IXGBE_FLMNGDATA);
394         regs_buff[15] = IXGBE_READ_REG(hw, IXGBE_FLMNGCNT);
395         regs_buff[16] = IXGBE_READ_REG(hw, IXGBE_FLOP);
396         regs_buff[17] = IXGBE_READ_REG(hw, IXGBE_GRC);
397
398         /* Interrupt */
399         /* don't read EICR because it can clear interrupt causes, instead
400          * read EICS which is a shadow but doesn't clear EICR */
401         regs_buff[18] = IXGBE_READ_REG(hw, IXGBE_EICS);
402         regs_buff[19] = IXGBE_READ_REG(hw, IXGBE_EICS);
403         regs_buff[20] = IXGBE_READ_REG(hw, IXGBE_EIMS);
404         regs_buff[21] = IXGBE_READ_REG(hw, IXGBE_EIMC);
405         regs_buff[22] = IXGBE_READ_REG(hw, IXGBE_EIAC);
406         regs_buff[23] = IXGBE_READ_REG(hw, IXGBE_EIAM);
407         regs_buff[24] = IXGBE_READ_REG(hw, IXGBE_EITR(0));
408         regs_buff[25] = IXGBE_READ_REG(hw, IXGBE_IVAR(0));
409         regs_buff[26] = IXGBE_READ_REG(hw, IXGBE_MSIXT);
410         regs_buff[27] = IXGBE_READ_REG(hw, IXGBE_MSIXPBA);
411         regs_buff[28] = IXGBE_READ_REG(hw, IXGBE_PBACL(0));
412         regs_buff[29] = IXGBE_READ_REG(hw, IXGBE_GPIE);
413
414         /* Flow Control */
415         regs_buff[30] = IXGBE_READ_REG(hw, IXGBE_PFCTOP);
416         regs_buff[31] = IXGBE_READ_REG(hw, IXGBE_FCTTV(0));
417         regs_buff[32] = IXGBE_READ_REG(hw, IXGBE_FCTTV(1));
418         regs_buff[33] = IXGBE_READ_REG(hw, IXGBE_FCTTV(2));
419         regs_buff[34] = IXGBE_READ_REG(hw, IXGBE_FCTTV(3));
420         for (i = 0; i < 8; i++)
421                 regs_buff[35 + i] = IXGBE_READ_REG(hw, IXGBE_FCRTL(i));
422         for (i = 0; i < 8; i++)
423                 regs_buff[43 + i] = IXGBE_READ_REG(hw, IXGBE_FCRTH(i));
424         regs_buff[51] = IXGBE_READ_REG(hw, IXGBE_FCRTV);
425         regs_buff[52] = IXGBE_READ_REG(hw, IXGBE_TFCS);
426
427         /* Receive DMA */
428         for (i = 0; i < 64; i++)
429                 regs_buff[53 + i] = IXGBE_READ_REG(hw, IXGBE_RDBAL(i));
430         for (i = 0; i < 64; i++)
431                 regs_buff[117 + i] = IXGBE_READ_REG(hw, IXGBE_RDBAH(i));
432         for (i = 0; i < 64; i++)
433                 regs_buff[181 + i] = IXGBE_READ_REG(hw, IXGBE_RDLEN(i));
434         for (i = 0; i < 64; i++)
435                 regs_buff[245 + i] = IXGBE_READ_REG(hw, IXGBE_RDH(i));
436         for (i = 0; i < 64; i++)
437                 regs_buff[309 + i] = IXGBE_READ_REG(hw, IXGBE_RDT(i));
438         for (i = 0; i < 64; i++)
439                 regs_buff[373 + i] = IXGBE_READ_REG(hw, IXGBE_RXDCTL(i));
440         for (i = 0; i < 16; i++)
441                 regs_buff[437 + i] = IXGBE_READ_REG(hw, IXGBE_SRRCTL(i));
442         for (i = 0; i < 16; i++)
443                 regs_buff[453 + i] = IXGBE_READ_REG(hw, IXGBE_DCA_RXCTRL(i));
444         regs_buff[469] = IXGBE_READ_REG(hw, IXGBE_RDRXCTL);
445         for (i = 0; i < 8; i++)
446                 regs_buff[470 + i] = IXGBE_READ_REG(hw, IXGBE_RXPBSIZE(i));
447         regs_buff[478] = IXGBE_READ_REG(hw, IXGBE_RXCTRL);
448         regs_buff[479] = IXGBE_READ_REG(hw, IXGBE_DROPEN);
449
450         /* Receive */
451         regs_buff[480] = IXGBE_READ_REG(hw, IXGBE_RXCSUM);
452         regs_buff[481] = IXGBE_READ_REG(hw, IXGBE_RFCTL);
453         for (i = 0; i < 16; i++)
454                 regs_buff[482 + i] = IXGBE_READ_REG(hw, IXGBE_RAL(i));
455         for (i = 0; i < 16; i++)
456                 regs_buff[498 + i] = IXGBE_READ_REG(hw, IXGBE_RAH(i));
457         regs_buff[514] = IXGBE_READ_REG(hw, IXGBE_PSRTYPE(0));
458         regs_buff[515] = IXGBE_READ_REG(hw, IXGBE_FCTRL);
459         regs_buff[516] = IXGBE_READ_REG(hw, IXGBE_VLNCTRL);
460         regs_buff[517] = IXGBE_READ_REG(hw, IXGBE_MCSTCTRL);
461         regs_buff[518] = IXGBE_READ_REG(hw, IXGBE_MRQC);
462         regs_buff[519] = IXGBE_READ_REG(hw, IXGBE_VMD_CTL);
463         for (i = 0; i < 8; i++)
464                 regs_buff[520 + i] = IXGBE_READ_REG(hw, IXGBE_IMIR(i));
465         for (i = 0; i < 8; i++)
466                 regs_buff[528 + i] = IXGBE_READ_REG(hw, IXGBE_IMIREXT(i));
467         regs_buff[536] = IXGBE_READ_REG(hw, IXGBE_IMIRVP);
468
469         /* Transmit */
470         for (i = 0; i < 32; i++)
471                 regs_buff[537 + i] = IXGBE_READ_REG(hw, IXGBE_TDBAL(i));
472         for (i = 0; i < 32; i++)
473                 regs_buff[569 + i] = IXGBE_READ_REG(hw, IXGBE_TDBAH(i));
474         for (i = 0; i < 32; i++)
475                 regs_buff[601 + i] = IXGBE_READ_REG(hw, IXGBE_TDLEN(i));
476         for (i = 0; i < 32; i++)
477                 regs_buff[633 + i] = IXGBE_READ_REG(hw, IXGBE_TDH(i));
478         for (i = 0; i < 32; i++)
479                 regs_buff[665 + i] = IXGBE_READ_REG(hw, IXGBE_TDT(i));
480         for (i = 0; i < 32; i++)
481                 regs_buff[697 + i] = IXGBE_READ_REG(hw, IXGBE_TXDCTL(i));
482         for (i = 0; i < 32; i++)
483                 regs_buff[729 + i] = IXGBE_READ_REG(hw, IXGBE_TDWBAL(i));
484         for (i = 0; i < 32; i++)
485                 regs_buff[761 + i] = IXGBE_READ_REG(hw, IXGBE_TDWBAH(i));
486         regs_buff[793] = IXGBE_READ_REG(hw, IXGBE_DTXCTL);
487         for (i = 0; i < 16; i++)
488                 regs_buff[794 + i] = IXGBE_READ_REG(hw, IXGBE_DCA_TXCTRL(i));
489         regs_buff[810] = IXGBE_READ_REG(hw, IXGBE_TIPG);
490         for (i = 0; i < 8; i++)
491                 regs_buff[811 + i] = IXGBE_READ_REG(hw, IXGBE_TXPBSIZE(i));
492         regs_buff[819] = IXGBE_READ_REG(hw, IXGBE_MNGTXMAP);
493
494         /* Wake Up */
495         regs_buff[820] = IXGBE_READ_REG(hw, IXGBE_WUC);
496         regs_buff[821] = IXGBE_READ_REG(hw, IXGBE_WUFC);
497         regs_buff[822] = IXGBE_READ_REG(hw, IXGBE_WUS);
498         regs_buff[823] = IXGBE_READ_REG(hw, IXGBE_IPAV);
499         regs_buff[824] = IXGBE_READ_REG(hw, IXGBE_IP4AT);
500         regs_buff[825] = IXGBE_READ_REG(hw, IXGBE_IP6AT);
501         regs_buff[826] = IXGBE_READ_REG(hw, IXGBE_WUPL);
502         regs_buff[827] = IXGBE_READ_REG(hw, IXGBE_WUPM);
503         regs_buff[828] = IXGBE_READ_REG(hw, IXGBE_FHFT(0));
504
505         regs_buff[829] = IXGBE_READ_REG(hw, IXGBE_RMCS);
506         regs_buff[830] = IXGBE_READ_REG(hw, IXGBE_DPMCS);
507         regs_buff[831] = IXGBE_READ_REG(hw, IXGBE_PDPMCS);
508         regs_buff[832] = IXGBE_READ_REG(hw, IXGBE_RUPPBMR);
509         for (i = 0; i < 8; i++)
510                 regs_buff[833 + i] = IXGBE_READ_REG(hw, IXGBE_RT2CR(i));
511         for (i = 0; i < 8; i++)
512                 regs_buff[841 + i] = IXGBE_READ_REG(hw, IXGBE_RT2SR(i));
513         for (i = 0; i < 8; i++)
514                 regs_buff[849 + i] = IXGBE_READ_REG(hw, IXGBE_TDTQ2TCCR(i));
515         for (i = 0; i < 8; i++)
516                 regs_buff[857 + i] = IXGBE_READ_REG(hw, IXGBE_TDTQ2TCSR(i));
517         for (i = 0; i < 8; i++)
518                 regs_buff[865 + i] = IXGBE_READ_REG(hw, IXGBE_TDPT2TCCR(i));
519         for (i = 0; i < 8; i++)
520                 regs_buff[873 + i] = IXGBE_READ_REG(hw, IXGBE_TDPT2TCSR(i));
521
522         /* Statistics */
523         regs_buff[881] = IXGBE_GET_STAT(adapter, crcerrs);
524         regs_buff[882] = IXGBE_GET_STAT(adapter, illerrc);
525         regs_buff[883] = IXGBE_GET_STAT(adapter, errbc);
526         regs_buff[884] = IXGBE_GET_STAT(adapter, mspdc);
527         for (i = 0; i < 8; i++)
528                 regs_buff[885 + i] = IXGBE_GET_STAT(adapter, mpc[i]);
529         regs_buff[893] = IXGBE_GET_STAT(adapter, mlfc);
530         regs_buff[894] = IXGBE_GET_STAT(adapter, mrfc);
531         regs_buff[895] = IXGBE_GET_STAT(adapter, rlec);
532         regs_buff[896] = IXGBE_GET_STAT(adapter, lxontxc);
533         regs_buff[897] = IXGBE_GET_STAT(adapter, lxonrxc);
534         regs_buff[898] = IXGBE_GET_STAT(adapter, lxofftxc);
535         regs_buff[899] = IXGBE_GET_STAT(adapter, lxoffrxc);
536         for (i = 0; i < 8; i++)
537                 regs_buff[900 + i] = IXGBE_GET_STAT(adapter, pxontxc[i]);
538         for (i = 0; i < 8; i++)
539                 regs_buff[908 + i] = IXGBE_GET_STAT(adapter, pxonrxc[i]);
540         for (i = 0; i < 8; i++)
541                 regs_buff[916 + i] = IXGBE_GET_STAT(adapter, pxofftxc[i]);
542         for (i = 0; i < 8; i++)
543                 regs_buff[924 + i] = IXGBE_GET_STAT(adapter, pxoffrxc[i]);
544         regs_buff[932] = IXGBE_GET_STAT(adapter, prc64);
545         regs_buff[933] = IXGBE_GET_STAT(adapter, prc127);
546         regs_buff[934] = IXGBE_GET_STAT(adapter, prc255);
547         regs_buff[935] = IXGBE_GET_STAT(adapter, prc511);
548         regs_buff[936] = IXGBE_GET_STAT(adapter, prc1023);
549         regs_buff[937] = IXGBE_GET_STAT(adapter, prc1522);
550         regs_buff[938] = IXGBE_GET_STAT(adapter, gprc);
551         regs_buff[939] = IXGBE_GET_STAT(adapter, bprc);
552         regs_buff[940] = IXGBE_GET_STAT(adapter, mprc);
553         regs_buff[941] = IXGBE_GET_STAT(adapter, gptc);
554         regs_buff[942] = IXGBE_GET_STAT(adapter, gorc);
555         regs_buff[944] = IXGBE_GET_STAT(adapter, gotc);
556         for (i = 0; i < 8; i++)
557                 regs_buff[946 + i] = IXGBE_GET_STAT(adapter, rnbc[i]);
558         regs_buff[954] = IXGBE_GET_STAT(adapter, ruc);
559         regs_buff[955] = IXGBE_GET_STAT(adapter, rfc);
560         regs_buff[956] = IXGBE_GET_STAT(adapter, roc);
561         regs_buff[957] = IXGBE_GET_STAT(adapter, rjc);
562         regs_buff[958] = IXGBE_GET_STAT(adapter, mngprc);
563         regs_buff[959] = IXGBE_GET_STAT(adapter, mngpdc);
564         regs_buff[960] = IXGBE_GET_STAT(adapter, mngptc);
565         regs_buff[961] = IXGBE_GET_STAT(adapter, tor);
566         regs_buff[963] = IXGBE_GET_STAT(adapter, tpr);
567         regs_buff[964] = IXGBE_GET_STAT(adapter, tpt);
568         regs_buff[965] = IXGBE_GET_STAT(adapter, ptc64);
569         regs_buff[966] = IXGBE_GET_STAT(adapter, ptc127);
570         regs_buff[967] = IXGBE_GET_STAT(adapter, ptc255);
571         regs_buff[968] = IXGBE_GET_STAT(adapter, ptc511);
572         regs_buff[969] = IXGBE_GET_STAT(adapter, ptc1023);
573         regs_buff[970] = IXGBE_GET_STAT(adapter, ptc1522);
574         regs_buff[971] = IXGBE_GET_STAT(adapter, mptc);
575         regs_buff[972] = IXGBE_GET_STAT(adapter, bptc);
576         regs_buff[973] = IXGBE_GET_STAT(adapter, xec);
577         for (i = 0; i < 16; i++)
578                 regs_buff[974 + i] = IXGBE_GET_STAT(adapter, qprc[i]);
579         for (i = 0; i < 16; i++)
580                 regs_buff[990 + i] = IXGBE_GET_STAT(adapter, qptc[i]);
581         for (i = 0; i < 16; i++)
582                 regs_buff[1006 + i] = IXGBE_GET_STAT(adapter, qbrc[i]);
583         for (i = 0; i < 16; i++)
584                 regs_buff[1022 + i] = IXGBE_GET_STAT(adapter, qbtc[i]);
585
586         /* MAC */
587         regs_buff[1038] = IXGBE_READ_REG(hw, IXGBE_PCS1GCFIG);
588         regs_buff[1039] = IXGBE_READ_REG(hw, IXGBE_PCS1GLCTL);
589         regs_buff[1040] = IXGBE_READ_REG(hw, IXGBE_PCS1GLSTA);
590         regs_buff[1041] = IXGBE_READ_REG(hw, IXGBE_PCS1GDBG0);
591         regs_buff[1042] = IXGBE_READ_REG(hw, IXGBE_PCS1GDBG1);
592         regs_buff[1043] = IXGBE_READ_REG(hw, IXGBE_PCS1GANA);
593         regs_buff[1044] = IXGBE_READ_REG(hw, IXGBE_PCS1GANLP);
594         regs_buff[1045] = IXGBE_READ_REG(hw, IXGBE_PCS1GANNP);
595         regs_buff[1046] = IXGBE_READ_REG(hw, IXGBE_PCS1GANLPNP);
596         regs_buff[1047] = IXGBE_READ_REG(hw, IXGBE_HLREG0);
597         regs_buff[1048] = IXGBE_READ_REG(hw, IXGBE_HLREG1);
598         regs_buff[1049] = IXGBE_READ_REG(hw, IXGBE_PAP);
599         regs_buff[1050] = IXGBE_READ_REG(hw, IXGBE_MACA);
600         regs_buff[1051] = IXGBE_READ_REG(hw, IXGBE_APAE);
601         regs_buff[1052] = IXGBE_READ_REG(hw, IXGBE_ARD);
602         regs_buff[1053] = IXGBE_READ_REG(hw, IXGBE_AIS);
603         regs_buff[1054] = IXGBE_READ_REG(hw, IXGBE_MSCA);
604         regs_buff[1055] = IXGBE_READ_REG(hw, IXGBE_MSRWD);
605         regs_buff[1056] = IXGBE_READ_REG(hw, IXGBE_MLADD);
606         regs_buff[1057] = IXGBE_READ_REG(hw, IXGBE_MHADD);
607         regs_buff[1058] = IXGBE_READ_REG(hw, IXGBE_TREG);
608         regs_buff[1059] = IXGBE_READ_REG(hw, IXGBE_PCSS1);
609         regs_buff[1060] = IXGBE_READ_REG(hw, IXGBE_PCSS2);
610         regs_buff[1061] = IXGBE_READ_REG(hw, IXGBE_XPCSS);
611         regs_buff[1062] = IXGBE_READ_REG(hw, IXGBE_SERDESC);
612         regs_buff[1063] = IXGBE_READ_REG(hw, IXGBE_MACS);
613         regs_buff[1064] = IXGBE_READ_REG(hw, IXGBE_AUTOC);
614         regs_buff[1065] = IXGBE_READ_REG(hw, IXGBE_LINKS);
615         regs_buff[1066] = IXGBE_READ_REG(hw, IXGBE_AUTOC2);
616         regs_buff[1067] = IXGBE_READ_REG(hw, IXGBE_AUTOC3);
617         regs_buff[1068] = IXGBE_READ_REG(hw, IXGBE_ANLP1);
618         regs_buff[1069] = IXGBE_READ_REG(hw, IXGBE_ANLP2);
619         regs_buff[1070] = IXGBE_READ_REG(hw, IXGBE_ATLASCTL);
620
621         /* Diagnostic */
622         regs_buff[1071] = IXGBE_READ_REG(hw, IXGBE_RDSTATCTL);
623         for (i = 0; i < 8; i++)
624                 regs_buff[1072 + i] = IXGBE_READ_REG(hw, IXGBE_RDSTAT(i));
625         regs_buff[1080] = IXGBE_READ_REG(hw, IXGBE_RDHMPN);
626         for (i = 0; i < 4; i++)
627                 regs_buff[1081 + i] = IXGBE_READ_REG(hw, IXGBE_RIC_DW(i));
628         regs_buff[1085] = IXGBE_READ_REG(hw, IXGBE_RDPROBE);
629         regs_buff[1086] = IXGBE_READ_REG(hw, IXGBE_TDSTATCTL);
630         for (i = 0; i < 8; i++)
631                 regs_buff[1087 + i] = IXGBE_READ_REG(hw, IXGBE_TDSTAT(i));
632         regs_buff[1095] = IXGBE_READ_REG(hw, IXGBE_TDHMPN);
633         for (i = 0; i < 4; i++)
634                 regs_buff[1096 + i] = IXGBE_READ_REG(hw, IXGBE_TIC_DW(i));
635         regs_buff[1100] = IXGBE_READ_REG(hw, IXGBE_TDPROBE);
636         regs_buff[1101] = IXGBE_READ_REG(hw, IXGBE_TXBUFCTRL);
637         regs_buff[1102] = IXGBE_READ_REG(hw, IXGBE_TXBUFDATA0);
638         regs_buff[1103] = IXGBE_READ_REG(hw, IXGBE_TXBUFDATA1);
639         regs_buff[1104] = IXGBE_READ_REG(hw, IXGBE_TXBUFDATA2);
640         regs_buff[1105] = IXGBE_READ_REG(hw, IXGBE_TXBUFDATA3);
641         regs_buff[1106] = IXGBE_READ_REG(hw, IXGBE_RXBUFCTRL);
642         regs_buff[1107] = IXGBE_READ_REG(hw, IXGBE_RXBUFDATA0);
643         regs_buff[1108] = IXGBE_READ_REG(hw, IXGBE_RXBUFDATA1);
644         regs_buff[1109] = IXGBE_READ_REG(hw, IXGBE_RXBUFDATA2);
645         regs_buff[1110] = IXGBE_READ_REG(hw, IXGBE_RXBUFDATA3);
646         for (i = 0; i < 8; i++)
647                 regs_buff[1111 + i] = IXGBE_READ_REG(hw, IXGBE_PCIE_DIAG(i));
648         regs_buff[1119] = IXGBE_READ_REG(hw, IXGBE_RFVAL);
649         regs_buff[1120] = IXGBE_READ_REG(hw, IXGBE_MDFTC1);
650         regs_buff[1121] = IXGBE_READ_REG(hw, IXGBE_MDFTC2);
651         regs_buff[1122] = IXGBE_READ_REG(hw, IXGBE_MDFTFIFO1);
652         regs_buff[1123] = IXGBE_READ_REG(hw, IXGBE_MDFTFIFO2);
653         regs_buff[1124] = IXGBE_READ_REG(hw, IXGBE_MDFTS);
654         regs_buff[1125] = IXGBE_READ_REG(hw, IXGBE_PCIEECCCTL);
655         regs_buff[1126] = IXGBE_READ_REG(hw, IXGBE_PBTXECC);
656         regs_buff[1127] = IXGBE_READ_REG(hw, IXGBE_PBRXECC);
657 }
658
659 static int ixgbe_get_eeprom_len(struct net_device *netdev)
660 {
661         struct ixgbe_adapter *adapter = netdev_priv(netdev);
662         return adapter->hw.eeprom.word_size * 2;
663 }
664
665 static int ixgbe_get_eeprom(struct net_device *netdev,
666                             struct ethtool_eeprom *eeprom, u8 *bytes)
667 {
668         struct ixgbe_adapter *adapter = netdev_priv(netdev);
669         struct ixgbe_hw *hw = &adapter->hw;
670         u16 *eeprom_buff;
671         int first_word, last_word, eeprom_len;
672         int ret_val = 0;
673         u16 i;
674
675         if (eeprom->len == 0)
676                 return -EINVAL;
677
678         eeprom->magic = hw->vendor_id | (hw->device_id << 16);
679
680         first_word = eeprom->offset >> 1;
681         last_word = (eeprom->offset + eeprom->len - 1) >> 1;
682         eeprom_len = last_word - first_word + 1;
683
684         eeprom_buff = kmalloc(sizeof(u16) * eeprom_len, GFP_KERNEL);
685         if (!eeprom_buff)
686                 return -ENOMEM;
687
688         for (i = 0; i < eeprom_len; i++) {
689                 if ((ret_val = hw->eeprom.ops.read(hw, first_word + i,
690                     &eeprom_buff[i])))
691                         break;
692         }
693
694         /* Device's eeprom is always little-endian, word addressable */
695         for (i = 0; i < eeprom_len; i++)
696                 le16_to_cpus(&eeprom_buff[i]);
697
698         memcpy(bytes, (u8 *)eeprom_buff + (eeprom->offset & 1), eeprom->len);
699         kfree(eeprom_buff);
700
701         return ret_val;
702 }
703
704 static void ixgbe_get_drvinfo(struct net_device *netdev,
705                               struct ethtool_drvinfo *drvinfo)
706 {
707         struct ixgbe_adapter *adapter = netdev_priv(netdev);
708         char firmware_version[32];
709
710         strncpy(drvinfo->driver, ixgbe_driver_name, 32);
711         strncpy(drvinfo->version, ixgbe_driver_version, 32);
712
713         sprintf(firmware_version, "%d.%d-%d",
714                 (adapter->eeprom_version & 0xF000) >> 12,
715                 (adapter->eeprom_version & 0x0FF0) >> 4,
716                 adapter->eeprom_version & 0x000F);
717
718         strncpy(drvinfo->fw_version, firmware_version, 32);
719         strncpy(drvinfo->bus_info, pci_name(adapter->pdev), 32);
720         drvinfo->n_stats = IXGBE_STATS_LEN;
721         drvinfo->regdump_len = ixgbe_get_regs_len(netdev);
722 }
723
724 static void ixgbe_get_ringparam(struct net_device *netdev,
725                                 struct ethtool_ringparam *ring)
726 {
727         struct ixgbe_adapter *adapter = netdev_priv(netdev);
728         struct ixgbe_ring *tx_ring = adapter->tx_ring;
729         struct ixgbe_ring *rx_ring = adapter->rx_ring;
730
731         ring->rx_max_pending = IXGBE_MAX_RXD;
732         ring->tx_max_pending = IXGBE_MAX_TXD;
733         ring->rx_mini_max_pending = 0;
734         ring->rx_jumbo_max_pending = 0;
735         ring->rx_pending = rx_ring->count;
736         ring->tx_pending = tx_ring->count;
737         ring->rx_mini_pending = 0;
738         ring->rx_jumbo_pending = 0;
739 }
740
741 static int ixgbe_set_ringparam(struct net_device *netdev,
742                                struct ethtool_ringparam *ring)
743 {
744         struct ixgbe_adapter *adapter = netdev_priv(netdev);
745         struct ixgbe_ring *temp_tx_ring, *temp_rx_ring;
746         int i, err;
747         u32 new_rx_count, new_tx_count;
748         bool need_update = false;
749
750         if ((ring->rx_mini_pending) || (ring->rx_jumbo_pending))
751                 return -EINVAL;
752
753         new_rx_count = max(ring->rx_pending, (u32)IXGBE_MIN_RXD);
754         new_rx_count = min(new_rx_count, (u32)IXGBE_MAX_RXD);
755         new_rx_count = ALIGN(new_rx_count, IXGBE_REQ_RX_DESCRIPTOR_MULTIPLE);
756
757         new_tx_count = max(ring->tx_pending, (u32)IXGBE_MIN_TXD);
758         new_tx_count = min(new_tx_count, (u32)IXGBE_MAX_TXD);
759         new_tx_count = ALIGN(new_tx_count, IXGBE_REQ_TX_DESCRIPTOR_MULTIPLE);
760
761         if ((new_tx_count == adapter->tx_ring->count) &&
762             (new_rx_count == adapter->rx_ring->count)) {
763                 /* nothing to do */
764                 return 0;
765         }
766
767         while (test_and_set_bit(__IXGBE_RESETTING, &adapter->state))
768                 msleep(1);
769
770         temp_tx_ring = kcalloc(adapter->num_tx_queues,
771                                sizeof(struct ixgbe_ring), GFP_KERNEL);
772         if (!temp_tx_ring) {
773                 err = -ENOMEM;
774                 goto err_setup;
775         }
776
777         if (new_tx_count != adapter->tx_ring_count) {
778                 memcpy(temp_tx_ring, adapter->tx_ring,
779                        adapter->num_tx_queues * sizeof(struct ixgbe_ring));
780                 for (i = 0; i < adapter->num_tx_queues; i++) {
781                         temp_tx_ring[i].count = new_tx_count;
782                         err = ixgbe_setup_tx_resources(adapter,
783                                                        &temp_tx_ring[i]);
784                         if (err) {
785                                 while (i) {
786                                         i--;
787                                         ixgbe_free_tx_resources(adapter,
788                                                                 &temp_tx_ring[i]);
789                                 }
790                                 goto err_setup;
791                         }
792                         temp_tx_ring[i].v_idx = adapter->tx_ring[i].v_idx;
793                 }
794                 need_update = true;
795         }
796
797         temp_rx_ring = kcalloc(adapter->num_rx_queues,
798                                sizeof(struct ixgbe_ring), GFP_KERNEL);
799         if ((!temp_rx_ring) && (need_update)) {
800                 for (i = 0; i < adapter->num_tx_queues; i++)
801                         ixgbe_free_tx_resources(adapter, &temp_tx_ring[i]);
802                 kfree(temp_tx_ring);
803                 err = -ENOMEM;
804                 goto err_setup;
805         }
806
807         if (new_rx_count != adapter->rx_ring_count) {
808                 memcpy(temp_rx_ring, adapter->rx_ring,
809                        adapter->num_rx_queues * sizeof(struct ixgbe_ring));
810                 for (i = 0; i < adapter->num_rx_queues; i++) {
811                         temp_rx_ring[i].count = new_rx_count;
812                         err = ixgbe_setup_rx_resources(adapter,
813                                                        &temp_rx_ring[i]);
814                         if (err) {
815                                 while (i) {
816                                         i--;
817                                         ixgbe_free_rx_resources(adapter,
818                                                               &temp_rx_ring[i]);
819                                 }
820                                 goto err_setup;
821                         }
822                         temp_rx_ring[i].v_idx = adapter->rx_ring[i].v_idx;
823                 }
824                 need_update = true;
825         }
826
827         /* if rings need to be updated, here's the place to do it in one shot */
828         if (need_update) {
829                 if (netif_running(netdev))
830                         ixgbe_down(adapter);
831
832                 /* tx */
833                 if (new_tx_count != adapter->tx_ring_count) {
834                         kfree(adapter->tx_ring);
835                         adapter->tx_ring = temp_tx_ring;
836                         temp_tx_ring = NULL;
837                         adapter->tx_ring_count = new_tx_count;
838                 }
839
840                 /* rx */
841                 if (new_rx_count != adapter->rx_ring_count) {
842                         kfree(adapter->rx_ring);
843                         adapter->rx_ring = temp_rx_ring;
844                         temp_rx_ring = NULL;
845                         adapter->rx_ring_count = new_rx_count;
846                 }
847         }
848
849         /* success! */
850         err = 0;
851         if (netif_running(netdev))
852                 ixgbe_up(adapter);
853
854 err_setup:
855         clear_bit(__IXGBE_RESETTING, &adapter->state);
856         return err;
857 }
858
859 static int ixgbe_get_sset_count(struct net_device *netdev, int sset)
860 {
861         switch (sset) {
862         case ETH_SS_STATS:
863                 return IXGBE_STATS_LEN;
864         default:
865                 return -EOPNOTSUPP;
866         }
867 }
868
869 static void ixgbe_get_ethtool_stats(struct net_device *netdev,
870                                     struct ethtool_stats *stats, u64 *data)
871 {
872         struct ixgbe_adapter *adapter = netdev_priv(netdev);
873         u64 *queue_stat;
874         int stat_count = sizeof(struct ixgbe_queue_stats) / sizeof(u64);
875         int j, k;
876         int i;
877
878         ixgbe_update_stats(adapter);
879         for (i = 0; i < IXGBE_GLOBAL_STATS_LEN; i++) {
880                 char *p = (char *)adapter + ixgbe_gstrings_stats[i].stat_offset;
881                 data[i] = (ixgbe_gstrings_stats[i].sizeof_stat ==
882                            sizeof(u64)) ? *(u64 *)p : *(u32 *)p;
883         }
884         for (j = 0; j < adapter->num_tx_queues; j++) {
885                 queue_stat = (u64 *)&adapter->tx_ring[j].stats;
886                 for (k = 0; k < stat_count; k++)
887                         data[i + k] = queue_stat[k];
888                 i += k;
889         }
890         for (j = 0; j < adapter->num_rx_queues; j++) {
891                 queue_stat = (u64 *)&adapter->rx_ring[j].stats;
892                 for (k = 0; k < stat_count; k++)
893                         data[i + k] = queue_stat[k];
894                 i += k;
895         }
896         if (adapter->flags & IXGBE_FLAG_DCB_ENABLED) {
897                 for (j = 0; j < MAX_TX_PACKET_BUFFERS; j++) {
898                         data[i++] = adapter->stats.pxontxc[j];
899                         data[i++] = adapter->stats.pxofftxc[j];
900                 }
901                 for (j = 0; j < MAX_RX_PACKET_BUFFERS; j++) {
902                         data[i++] = adapter->stats.pxonrxc[j];
903                         data[i++] = adapter->stats.pxoffrxc[j];
904                 }
905         }
906 }
907
908 static void ixgbe_get_strings(struct net_device *netdev, u32 stringset,
909                               u8 *data)
910 {
911         struct ixgbe_adapter *adapter = netdev_priv(netdev);
912         char *p = (char *)data;
913         int i;
914
915         switch (stringset) {
916         case ETH_SS_STATS:
917                 for (i = 0; i < IXGBE_GLOBAL_STATS_LEN; i++) {
918                         memcpy(p, ixgbe_gstrings_stats[i].stat_string,
919                                ETH_GSTRING_LEN);
920                         p += ETH_GSTRING_LEN;
921                 }
922                 for (i = 0; i < adapter->num_tx_queues; i++) {
923                         sprintf(p, "tx_queue_%u_packets", i);
924                         p += ETH_GSTRING_LEN;
925                         sprintf(p, "tx_queue_%u_bytes", i);
926                         p += ETH_GSTRING_LEN;
927                 }
928                 for (i = 0; i < adapter->num_rx_queues; i++) {
929                         sprintf(p, "rx_queue_%u_packets", i);
930                         p += ETH_GSTRING_LEN;
931                         sprintf(p, "rx_queue_%u_bytes", i);
932                         p += ETH_GSTRING_LEN;
933                 }
934                 if (adapter->flags & IXGBE_FLAG_DCB_ENABLED) {
935                         for (i = 0; i < MAX_TX_PACKET_BUFFERS; i++) {
936                                 sprintf(p, "tx_pb_%u_pxon", i);
937                                 p += ETH_GSTRING_LEN;
938                                 sprintf(p, "tx_pb_%u_pxoff", i);
939                                 p += ETH_GSTRING_LEN;
940                         }
941                         for (i = 0; i < MAX_RX_PACKET_BUFFERS; i++) {
942                                 sprintf(p, "rx_pb_%u_pxon", i);
943                                 p += ETH_GSTRING_LEN;
944                                 sprintf(p, "rx_pb_%u_pxoff", i);
945                                 p += ETH_GSTRING_LEN;
946                         }
947                 }
948                 /* BUG_ON(p - data != IXGBE_STATS_LEN * ETH_GSTRING_LEN); */
949                 break;
950         }
951 }
952
953
954 static int ixgbe_wol_exclusion(struct ixgbe_adapter *adapter,
955                                struct ethtool_wolinfo *wol)
956 {
957         struct ixgbe_hw *hw = &adapter->hw;
958         int retval = 1;
959
960         switch(hw->device_id) {
961         case IXGBE_DEV_ID_82599_KX4:
962                 retval = 0;
963                 break;
964         default:
965                 wol->supported = 0;
966                 retval = 0;
967         }
968
969         return retval;
970 }
971
972 static void ixgbe_get_wol(struct net_device *netdev,
973                           struct ethtool_wolinfo *wol)
974 {
975         struct ixgbe_adapter *adapter = netdev_priv(netdev);
976
977         wol->supported = WAKE_UCAST | WAKE_MCAST |
978                          WAKE_BCAST | WAKE_MAGIC;
979         wol->wolopts = 0;
980
981         if (ixgbe_wol_exclusion(adapter, wol) ||
982             !device_can_wakeup(&adapter->pdev->dev))
983                 return;
984
985         if (adapter->wol & IXGBE_WUFC_EX)
986                 wol->wolopts |= WAKE_UCAST;
987         if (adapter->wol & IXGBE_WUFC_MC)
988                 wol->wolopts |= WAKE_MCAST;
989         if (adapter->wol & IXGBE_WUFC_BC)
990                 wol->wolopts |= WAKE_BCAST;
991         if (adapter->wol & IXGBE_WUFC_MAG)
992                 wol->wolopts |= WAKE_MAGIC;
993
994         return;
995 }
996
997 static int ixgbe_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
998 {
999         struct ixgbe_adapter *adapter = netdev_priv(netdev);
1000
1001         if (wol->wolopts & (WAKE_PHY | WAKE_ARP | WAKE_MAGICSECURE))
1002                 return -EOPNOTSUPP;
1003
1004         if (ixgbe_wol_exclusion(adapter, wol))
1005                 return wol->wolopts ? -EOPNOTSUPP : 0;
1006
1007         adapter->wol = 0;
1008
1009         if (wol->wolopts & WAKE_UCAST)
1010                 adapter->wol |= IXGBE_WUFC_EX;
1011         if (wol->wolopts & WAKE_MCAST)
1012                 adapter->wol |= IXGBE_WUFC_MC;
1013         if (wol->wolopts & WAKE_BCAST)
1014                 adapter->wol |= IXGBE_WUFC_BC;
1015         if (wol->wolopts & WAKE_MAGIC)
1016                 adapter->wol |= IXGBE_WUFC_MAG;
1017
1018         device_set_wakeup_enable(&adapter->pdev->dev, adapter->wol);
1019
1020         return 0;
1021 }
1022
1023 static int ixgbe_nway_reset(struct net_device *netdev)
1024 {
1025         struct ixgbe_adapter *adapter = netdev_priv(netdev);
1026
1027         if (netif_running(netdev))
1028                 ixgbe_reinit_locked(adapter);
1029
1030         return 0;
1031 }
1032
1033 static int ixgbe_phys_id(struct net_device *netdev, u32 data)
1034 {
1035         struct ixgbe_adapter *adapter = netdev_priv(netdev);
1036         struct ixgbe_hw *hw = &adapter->hw;
1037         u32 led_reg = IXGBE_READ_REG(hw, IXGBE_LEDCTL);
1038         u32 i;
1039
1040         if (!data || data > 300)
1041                 data = 300;
1042
1043         for (i = 0; i < (data * 1000); i += 400) {
1044                 hw->mac.ops.led_on(hw, IXGBE_LED_ON);
1045                 msleep_interruptible(200);
1046                 hw->mac.ops.led_off(hw, IXGBE_LED_ON);
1047                 msleep_interruptible(200);
1048         }
1049
1050         /* Restore LED settings */
1051         IXGBE_WRITE_REG(&adapter->hw, IXGBE_LEDCTL, led_reg);
1052
1053         return 0;
1054 }
1055
1056 static int ixgbe_get_coalesce(struct net_device *netdev,
1057                               struct ethtool_coalesce *ec)
1058 {
1059         struct ixgbe_adapter *adapter = netdev_priv(netdev);
1060
1061         ec->tx_max_coalesced_frames_irq = adapter->tx_ring[0].work_limit;
1062
1063         /* only valid if in constant ITR mode */
1064         switch (adapter->itr_setting) {
1065         case 0:
1066                 /* throttling disabled */
1067                 ec->rx_coalesce_usecs = 0;
1068                 break;
1069         case 1:
1070                 /* dynamic ITR mode */
1071                 ec->rx_coalesce_usecs = 1;
1072                 break;
1073         default:
1074                 /* fixed interrupt rate mode */
1075                 ec->rx_coalesce_usecs = 1000000/adapter->eitr_param;
1076                 break;
1077         }
1078         return 0;
1079 }
1080
1081 static int ixgbe_set_coalesce(struct net_device *netdev,
1082                               struct ethtool_coalesce *ec)
1083 {
1084         struct ixgbe_adapter *adapter = netdev_priv(netdev);
1085         int i;
1086
1087         if (ec->tx_max_coalesced_frames_irq)
1088                 adapter->tx_ring[0].work_limit = ec->tx_max_coalesced_frames_irq;
1089
1090         if (ec->rx_coalesce_usecs > 1) {
1091                 /* check the limits */
1092                 if ((1000000/ec->rx_coalesce_usecs > IXGBE_MAX_INT_RATE) ||
1093                     (1000000/ec->rx_coalesce_usecs < IXGBE_MIN_INT_RATE))
1094                         return -EINVAL;
1095
1096                 /* store the value in ints/second */
1097                 adapter->eitr_param = 1000000/ec->rx_coalesce_usecs;
1098
1099                 /* static value of interrupt rate */
1100                 adapter->itr_setting = adapter->eitr_param;
1101                 /* clear the lower bit as its used for dynamic state */
1102                 adapter->itr_setting &= ~1;
1103         } else if (ec->rx_coalesce_usecs == 1) {
1104                 /* 1 means dynamic mode */
1105                 adapter->eitr_param = 20000;
1106                 adapter->itr_setting = 1;
1107         } else {
1108                 /*
1109                  * any other value means disable eitr, which is best
1110                  * served by setting the interrupt rate very high
1111                  */
1112                 adapter->eitr_param = IXGBE_MAX_INT_RATE;
1113                 adapter->itr_setting = 0;
1114         }
1115
1116         for (i = 0; i < adapter->num_msix_vectors - NON_Q_VECTORS; i++) {
1117                 struct ixgbe_q_vector *q_vector = adapter->q_vector[i];
1118                 if (q_vector->txr_count && !q_vector->rxr_count)
1119                         /* tx vector gets half the rate */
1120                         q_vector->eitr = (adapter->eitr_param >> 1);
1121                 else
1122                         /* rx only or mixed */
1123                         q_vector->eitr = adapter->eitr_param;
1124                 ixgbe_write_eitr(adapter, i,
1125                                  EITR_INTS_PER_SEC_TO_REG(q_vector->eitr));
1126         }
1127
1128         return 0;
1129 }
1130
1131 static int ixgbe_set_flags(struct net_device *netdev, u32 data)
1132 {
1133         struct ixgbe_adapter *adapter = netdev_priv(netdev);
1134
1135         ethtool_op_set_flags(netdev, data);
1136
1137         if (!(adapter->flags & IXGBE_FLAG_RSC_CAPABLE))
1138                 return 0;
1139
1140         /* if state changes we need to update adapter->flags and reset */
1141         if ((!!(data & ETH_FLAG_LRO)) != 
1142             (!!(adapter->flags & IXGBE_FLAG_RSC_ENABLED))) {
1143                 adapter->flags ^= IXGBE_FLAG_RSC_ENABLED;
1144                 if (netif_running(netdev))
1145                         ixgbe_reinit_locked(adapter);
1146                 else
1147                         ixgbe_reset(adapter);
1148         }
1149         return 0;
1150
1151 }
1152
1153 static const struct ethtool_ops ixgbe_ethtool_ops = {
1154         .get_settings           = ixgbe_get_settings,
1155         .set_settings           = ixgbe_set_settings,
1156         .get_drvinfo            = ixgbe_get_drvinfo,
1157         .get_regs_len           = ixgbe_get_regs_len,
1158         .get_regs               = ixgbe_get_regs,
1159         .get_wol                = ixgbe_get_wol,
1160         .set_wol                = ixgbe_set_wol,
1161         .nway_reset             = ixgbe_nway_reset,
1162         .get_link               = ethtool_op_get_link,
1163         .get_eeprom_len         = ixgbe_get_eeprom_len,
1164         .get_eeprom             = ixgbe_get_eeprom,
1165         .get_ringparam          = ixgbe_get_ringparam,
1166         .set_ringparam          = ixgbe_set_ringparam,
1167         .get_pauseparam         = ixgbe_get_pauseparam,
1168         .set_pauseparam         = ixgbe_set_pauseparam,
1169         .get_rx_csum            = ixgbe_get_rx_csum,
1170         .set_rx_csum            = ixgbe_set_rx_csum,
1171         .get_tx_csum            = ixgbe_get_tx_csum,
1172         .set_tx_csum            = ixgbe_set_tx_csum,
1173         .get_sg                 = ethtool_op_get_sg,
1174         .set_sg                 = ethtool_op_set_sg,
1175         .get_msglevel           = ixgbe_get_msglevel,
1176         .set_msglevel           = ixgbe_set_msglevel,
1177         .get_tso                = ethtool_op_get_tso,
1178         .set_tso                = ixgbe_set_tso,
1179         .get_strings            = ixgbe_get_strings,
1180         .phys_id                = ixgbe_phys_id,
1181         .get_sset_count         = ixgbe_get_sset_count,
1182         .get_ethtool_stats      = ixgbe_get_ethtool_stats,
1183         .get_coalesce           = ixgbe_get_coalesce,
1184         .set_coalesce           = ixgbe_set_coalesce,
1185         .get_flags              = ethtool_op_get_flags,
1186         .set_flags              = ixgbe_set_flags,
1187 };
1188
1189 void ixgbe_set_ethtool_ops(struct net_device *netdev)
1190 {
1191         SET_ETHTOOL_OPS(netdev, &ixgbe_ethtool_ops);
1192 }