blob: 08eccf418c672a6fff47ed8822b5a0d19bbc03f2 [file] [log] [blame]
Auke Kok9a799d72007-09-15 14:07:45 -07001/*******************************************************************************
2
3 Intel 10 Gigabit PCI Express Linux driver
Peter P Waskiewicz Jr3efac5a2009-02-01 01:19:20 -08004 Copyright(c) 1999 - 2009 Intel Corporation.
Auke Kok9a799d72007-09-15 14:07:45 -07005
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:
Auke Kok9a799d72007-09-15 14:07:45 -070023 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
Ajit Khaparde29c3a052009-10-13 01:47:33 +000043enum {NETDEV_STATS, IXGBE_STATS};
44
Auke Kok9a799d72007-09-15 14:07:45 -070045struct ixgbe_stats {
46 char stat_string[ETH_GSTRING_LEN];
Ajit Khaparde29c3a052009-10-13 01:47:33 +000047 int type;
Auke Kok9a799d72007-09-15 14:07:45 -070048 int sizeof_stat;
49 int stat_offset;
50};
51
Ajit Khaparde29c3a052009-10-13 01:47:33 +000052#define IXGBE_STAT(m) IXGBE_STATS, \
53 sizeof(((struct ixgbe_adapter *)0)->m), \
54 offsetof(struct ixgbe_adapter, m)
55#define IXGBE_NETDEV_STAT(m) NETDEV_STATS, \
56 sizeof(((struct net_device *)0)->m), \
57 offsetof(struct net_device, m)
58
Auke Kok9a799d72007-09-15 14:07:45 -070059static struct ixgbe_stats ixgbe_gstrings_stats[] = {
Ajit Khaparde2d86f132009-10-07 02:43:49 +000060 {"rx_packets", IXGBE_NETDEV_STAT(stats.rx_packets)},
61 {"tx_packets", IXGBE_NETDEV_STAT(stats.tx_packets)},
62 {"rx_bytes", IXGBE_NETDEV_STAT(stats.rx_bytes)},
63 {"tx_bytes", IXGBE_NETDEV_STAT(stats.tx_bytes)},
Ben Greearaad71912009-09-30 12:08:16 +000064 {"rx_pkts_nic", IXGBE_STAT(stats.gprc)},
65 {"tx_pkts_nic", IXGBE_STAT(stats.gptc)},
66 {"rx_bytes_nic", IXGBE_STAT(stats.gorc)},
67 {"tx_bytes_nic", IXGBE_STAT(stats.gotc)},
Auke Kok9a799d72007-09-15 14:07:45 -070068 {"lsc_int", IXGBE_STAT(lsc_int)},
69 {"tx_busy", IXGBE_STAT(tx_busy)},
70 {"non_eop_descs", IXGBE_STAT(non_eop_descs)},
Ajit Khaparde2d86f132009-10-07 02:43:49 +000071 {"rx_errors", IXGBE_NETDEV_STAT(stats.rx_errors)},
72 {"tx_errors", IXGBE_NETDEV_STAT(stats.tx_errors)},
73 {"rx_dropped", IXGBE_NETDEV_STAT(stats.rx_dropped)},
74 {"tx_dropped", IXGBE_NETDEV_STAT(stats.tx_dropped)},
75 {"multicast", IXGBE_NETDEV_STAT(stats.multicast)},
Auke Kok9a799d72007-09-15 14:07:45 -070076 {"broadcast", IXGBE_STAT(stats.bprc)},
77 {"rx_no_buffer_count", IXGBE_STAT(stats.rnbc[0]) },
Ajit Khaparde2d86f132009-10-07 02:43:49 +000078 {"collisions", IXGBE_NETDEV_STAT(stats.collisions)},
79 {"rx_over_errors", IXGBE_NETDEV_STAT(stats.rx_over_errors)},
80 {"rx_crc_errors", IXGBE_NETDEV_STAT(stats.rx_crc_errors)},
81 {"rx_frame_errors", IXGBE_NETDEV_STAT(stats.rx_frame_errors)},
Alexander Duyckf8212f92009-04-27 22:42:37 +000082 {"hw_rsc_count", IXGBE_STAT(rsc_count)},
Peter P Waskiewicz Jrc4cf55e2009-06-04 16:01:43 +000083 {"fdir_match", IXGBE_STAT(stats.fdirmatch)},
84 {"fdir_miss", IXGBE_STAT(stats.fdirmiss)},
Ajit Khaparde2d86f132009-10-07 02:43:49 +000085 {"rx_fifo_errors", IXGBE_NETDEV_STAT(stats.rx_fifo_errors)},
86 {"rx_missed_errors", IXGBE_NETDEV_STAT(stats.rx_missed_errors)},
87 {"tx_aborted_errors", IXGBE_NETDEV_STAT(stats.tx_aborted_errors)},
88 {"tx_carrier_errors", IXGBE_NETDEV_STAT(stats.tx_carrier_errors)},
89 {"tx_fifo_errors", IXGBE_NETDEV_STAT(stats.tx_fifo_errors)},
90 {"tx_heartbeat_errors", IXGBE_NETDEV_STAT(stats.tx_heartbeat_errors)},
Auke Kok9a799d72007-09-15 14:07:45 -070091 {"tx_timeout_count", IXGBE_STAT(tx_timeout_count)},
92 {"tx_restart_queue", IXGBE_STAT(restart_queue)},
93 {"rx_long_length_errors", IXGBE_STAT(stats.roc)},
94 {"rx_short_length_errors", IXGBE_STAT(stats.ruc)},
95 {"tx_tcp4_seg_ctxt", IXGBE_STAT(hw_tso_ctxt)},
96 {"tx_tcp6_seg_ctxt", IXGBE_STAT(hw_tso6_ctxt)},
97 {"tx_flow_control_xon", IXGBE_STAT(stats.lxontxc)},
98 {"rx_flow_control_xon", IXGBE_STAT(stats.lxonrxc)},
99 {"tx_flow_control_xoff", IXGBE_STAT(stats.lxofftxc)},
100 {"rx_flow_control_xoff", IXGBE_STAT(stats.lxoffrxc)},
101 {"rx_csum_offload_good", IXGBE_STAT(hw_csum_rx_good)},
102 {"rx_csum_offload_errors", IXGBE_STAT(hw_csum_rx_error)},
103 {"tx_csum_offload_ctxt", IXGBE_STAT(hw_csum_tx_good)},
104 {"rx_header_split", IXGBE_STAT(rx_hdr_split)},
105 {"alloc_rx_page_failed", IXGBE_STAT(alloc_rx_page_failed)},
106 {"alloc_rx_buff_failed", IXGBE_STAT(alloc_rx_buff_failed)},
PJ Waskiewicze8e26352009-02-27 15:45:05 +0000107 {"rx_no_dma_resources", IXGBE_STAT(hw_rx_no_dma_resources)},
Yi Zou6d455222009-05-13 13:12:16 +0000108#ifdef IXGBE_FCOE
109 {"fcoe_bad_fccrc", IXGBE_STAT(stats.fccrc)},
110 {"rx_fcoe_dropped", IXGBE_STAT(stats.fcoerpdc)},
111 {"rx_fcoe_packets", IXGBE_STAT(stats.fcoeprc)},
112 {"rx_fcoe_dwords", IXGBE_STAT(stats.fcoedwrc)},
113 {"tx_fcoe_packets", IXGBE_STAT(stats.fcoeptc)},
114 {"tx_fcoe_dwords", IXGBE_STAT(stats.fcoedwtc)},
115#endif /* IXGBE_FCOE */
Auke Kok9a799d72007-09-15 14:07:45 -0700116};
117
118#define IXGBE_QUEUE_STATS_LEN \
Wang Chen454d7c92008-11-12 23:37:49 -0800119 ((((struct ixgbe_adapter *)netdev_priv(netdev))->num_tx_queues + \
120 ((struct ixgbe_adapter *)netdev_priv(netdev))->num_rx_queues) * \
121 (sizeof(struct ixgbe_queue_stats) / sizeof(u64)))
Peter P Waskiewiczb4617242008-09-11 20:04:46 -0700122#define IXGBE_GLOBAL_STATS_LEN ARRAY_SIZE(ixgbe_gstrings_stats)
Alexander Duyck2f90b862008-11-20 20:52:10 -0800123#define IXGBE_PB_STATS_LEN ( \
Wang Chen9d2f4722008-11-21 01:56:07 -0800124 (((struct ixgbe_adapter *)netdev_priv(netdev))->flags & \
Alexander Duyck2f90b862008-11-20 20:52:10 -0800125 IXGBE_FLAG_DCB_ENABLED) ? \
126 (sizeof(((struct ixgbe_adapter *)0)->stats.pxonrxc) + \
127 sizeof(((struct ixgbe_adapter *)0)->stats.pxontxc) + \
128 sizeof(((struct ixgbe_adapter *)0)->stats.pxoffrxc) + \
129 sizeof(((struct ixgbe_adapter *)0)->stats.pxofftxc)) \
130 / sizeof(u64) : 0)
131#define IXGBE_STATS_LEN (IXGBE_GLOBAL_STATS_LEN + \
132 IXGBE_PB_STATS_LEN + \
133 IXGBE_QUEUE_STATS_LEN)
Auke Kok9a799d72007-09-15 14:07:45 -0700134
Peter P Waskiewicz Jrda4dd0f2009-06-04 11:10:35 +0000135static const char ixgbe_gstrings_test[][ETH_GSTRING_LEN] = {
136 "Register test (offline)", "Eeprom test (offline)",
137 "Interrupt test (offline)", "Loopback test (offline)",
138 "Link test (on/offline)"
139};
140#define IXGBE_TEST_LEN sizeof(ixgbe_gstrings_test) / ETH_GSTRING_LEN
141
Auke Kok9a799d72007-09-15 14:07:45 -0700142static int ixgbe_get_settings(struct net_device *netdev,
Peter P Waskiewiczb4617242008-09-11 20:04:46 -0700143 struct ethtool_cmd *ecmd)
Auke Kok9a799d72007-09-15 14:07:45 -0700144{
145 struct ixgbe_adapter *adapter = netdev_priv(netdev);
Ayyappan Veeraiyan735441f2008-02-01 15:58:54 -0800146 struct ixgbe_hw *hw = &adapter->hw;
147 u32 link_speed = 0;
148 bool link_up;
Auke Kok9a799d72007-09-15 14:07:45 -0700149
Ayyappan Veeraiyan735441f2008-02-01 15:58:54 -0800150 ecmd->supported = SUPPORTED_10000baseT_Full;
151 ecmd->autoneg = AUTONEG_ENABLE;
Auke Kok9a799d72007-09-15 14:07:45 -0700152 ecmd->transceiver = XCVR_EXTERNAL;
Mallikarjuna R Chilakala74766012009-06-04 11:11:34 +0000153 if ((hw->phy.media_type == ixgbe_media_type_copper) ||
Mallikarjuna R Chilakalaa3801372009-06-30 11:44:16 +0000154 (hw->phy.multispeed_fiber)) {
Ayyappan Veeraiyan735441f2008-02-01 15:58:54 -0800155 ecmd->supported |= (SUPPORTED_1000baseT_Full |
Mallikarjuna R Chilakala74766012009-06-04 11:11:34 +0000156 SUPPORTED_Autoneg);
Auke Kok9a799d72007-09-15 14:07:45 -0700157
Mallikarjuna R Chilakala74766012009-06-04 11:11:34 +0000158 ecmd->advertising = ADVERTISED_Autoneg;
Ayyappan Veeraiyan735441f2008-02-01 15:58:54 -0800159 if (hw->phy.autoneg_advertised & IXGBE_LINK_SPEED_10GB_FULL)
160 ecmd->advertising |= ADVERTISED_10000baseT_Full;
161 if (hw->phy.autoneg_advertised & IXGBE_LINK_SPEED_1GB_FULL)
162 ecmd->advertising |= ADVERTISED_1000baseT_Full;
Don Skidmore7c5b832302009-03-31 21:33:02 +0000163 /*
164 * It's possible that phy.autoneg_advertised may not be
165 * set yet. If so display what the default would be -
166 * both 1G and 10G supported.
167 */
168 if (!(ecmd->advertising & (ADVERTISED_1000baseT_Full |
169 ADVERTISED_10000baseT_Full)))
170 ecmd->advertising |= (ADVERTISED_10000baseT_Full |
171 ADVERTISED_1000baseT_Full);
Ayyappan Veeraiyan735441f2008-02-01 15:58:54 -0800172
Mallikarjuna R Chilakala74766012009-06-04 11:11:34 +0000173 if (hw->phy.media_type == ixgbe_media_type_copper) {
174 ecmd->supported |= SUPPORTED_TP;
175 ecmd->advertising |= ADVERTISED_TP;
176 ecmd->port = PORT_TP;
177 } else {
178 ecmd->supported |= SUPPORTED_FIBRE;
179 ecmd->advertising |= ADVERTISED_FIBRE;
180 ecmd->port = PORT_FIBRE;
181 }
Don Skidmore1e336d02009-01-26 20:57:51 -0800182 } else if (hw->phy.media_type == ixgbe_media_type_backplane) {
183 /* Set as FIBRE until SERDES defined in kernel */
Mallikarjuna R Chilakala46a72b32009-08-25 04:47:11 +0000184 if (hw->device_id == IXGBE_DEV_ID_82598_BX) {
Don Skidmore2f21bdd2009-02-01 01:18:23 -0800185 ecmd->supported = (SUPPORTED_1000baseT_Full |
186 SUPPORTED_FIBRE);
187 ecmd->advertising = (ADVERTISED_1000baseT_Full |
188 ADVERTISED_FIBRE);
189 ecmd->port = PORT_FIBRE;
190 ecmd->autoneg = AUTONEG_DISABLE;
Mallikarjuna R Chilakala46a72b32009-08-25 04:47:11 +0000191 } else {
192 ecmd->supported |= (SUPPORTED_1000baseT_Full |
193 SUPPORTED_FIBRE);
194 ecmd->advertising = (ADVERTISED_10000baseT_Full |
195 ADVERTISED_1000baseT_Full |
196 ADVERTISED_FIBRE);
197 ecmd->port = PORT_FIBRE;
Don Skidmore1e336d02009-01-26 20:57:51 -0800198 }
Ayyappan Veeraiyan735441f2008-02-01 15:58:54 -0800199 } else {
200 ecmd->supported |= SUPPORTED_FIBRE;
201 ecmd->advertising = (ADVERTISED_10000baseT_Full |
Peter P Waskiewiczb4617242008-09-11 20:04:46 -0700202 ADVERTISED_FIBRE);
Ayyappan Veeraiyan735441f2008-02-01 15:58:54 -0800203 ecmd->port = PORT_FIBRE;
Jesse Brandeburgc44ade92008-09-11 19:59:59 -0700204 ecmd->autoneg = AUTONEG_DISABLE;
Ayyappan Veeraiyan735441f2008-02-01 15:58:54 -0800205 }
206
Jesse Brandeburgc44ade92008-09-11 19:59:59 -0700207 hw->mac.ops.check_link(hw, &link_speed, &link_up, false);
Ayyappan Veeraiyan735441f2008-02-01 15:58:54 -0800208 if (link_up) {
209 ecmd->speed = (link_speed == IXGBE_LINK_SPEED_10GB_FULL) ?
Peter P Waskiewiczb4617242008-09-11 20:04:46 -0700210 SPEED_10000 : SPEED_1000;
Auke Kok9a799d72007-09-15 14:07:45 -0700211 ecmd->duplex = DUPLEX_FULL;
212 } else {
213 ecmd->speed = -1;
214 ecmd->duplex = -1;
215 }
216
Auke Kok9a799d72007-09-15 14:07:45 -0700217 return 0;
218}
219
220static int ixgbe_set_settings(struct net_device *netdev,
Peter P Waskiewiczb4617242008-09-11 20:04:46 -0700221 struct ethtool_cmd *ecmd)
Auke Kok9a799d72007-09-15 14:07:45 -0700222{
223 struct ixgbe_adapter *adapter = netdev_priv(netdev);
Ayyappan Veeraiyan735441f2008-02-01 15:58:54 -0800224 struct ixgbe_hw *hw = &adapter->hw;
Jesse Brandeburg0befdb32008-10-31 00:46:40 -0700225 u32 advertised, old;
Mallikarjuna R Chilakala74766012009-06-04 11:11:34 +0000226 s32 err = 0;
Auke Kok9a799d72007-09-15 14:07:45 -0700227
Mallikarjuna R Chilakala74766012009-06-04 11:11:34 +0000228 if ((hw->phy.media_type == ixgbe_media_type_copper) ||
Mallikarjuna R Chilakalaa3801372009-06-30 11:44:16 +0000229 (hw->phy.multispeed_fiber)) {
Jesse Brandeburg0befdb32008-10-31 00:46:40 -0700230 /* 10000/copper and 1000/copper must autoneg
231 * this function does not support any duplex forcing, but can
232 * limit the advertising of the adapter to only 10000 or 1000 */
233 if (ecmd->autoneg == AUTONEG_DISABLE)
234 return -EINVAL;
235
236 old = hw->phy.autoneg_advertised;
237 advertised = 0;
238 if (ecmd->advertising & ADVERTISED_10000baseT_Full)
239 advertised |= IXGBE_LINK_SPEED_10GB_FULL;
240
241 if (ecmd->advertising & ADVERTISED_1000baseT_Full)
242 advertised |= IXGBE_LINK_SPEED_1GB_FULL;
243
244 if (old == advertised)
Mallikarjuna R Chilakala74766012009-06-04 11:11:34 +0000245 return err;
Jesse Brandeburg0befdb32008-10-31 00:46:40 -0700246 /* this sets the link speed and restarts auto-neg */
Mallikarjuna R Chilakala74766012009-06-04 11:11:34 +0000247 hw->mac.autotry_restart = true;
Mallikarjuna R Chilakala8620a102009-09-01 13:49:35 +0000248 err = hw->mac.ops.setup_link(hw, advertised, true, true);
Jesse Brandeburg0befdb32008-10-31 00:46:40 -0700249 if (err) {
250 DPRINTK(PROBE, INFO,
251 "setup link failed with code %d\n", err);
Mallikarjuna R Chilakala8620a102009-09-01 13:49:35 +0000252 hw->mac.ops.setup_link(hw, old, true, true);
Jesse Brandeburg0befdb32008-10-31 00:46:40 -0700253 }
Mallikarjuna R Chilakala74766012009-06-04 11:11:34 +0000254 } else {
255 /* in this case we currently only support 10Gb/FULL */
256 if ((ecmd->autoneg == AUTONEG_ENABLE) ||
Mallikarjuna R Chilakalaa3801372009-06-30 11:44:16 +0000257 (ecmd->advertising != ADVERTISED_10000baseT_Full) ||
Mallikarjuna R Chilakala74766012009-06-04 11:11:34 +0000258 (ecmd->speed + ecmd->duplex != SPEED_10000 + DUPLEX_FULL))
259 return -EINVAL;
Auke Kok9a799d72007-09-15 14:07:45 -0700260 }
261
Mallikarjuna R Chilakala74766012009-06-04 11:11:34 +0000262 return err;
Auke Kok9a799d72007-09-15 14:07:45 -0700263}
264
265static void ixgbe_get_pauseparam(struct net_device *netdev,
Peter P Waskiewiczb4617242008-09-11 20:04:46 -0700266 struct ethtool_pauseparam *pause)
Auke Kok9a799d72007-09-15 14:07:45 -0700267{
268 struct ixgbe_adapter *adapter = netdev_priv(netdev);
269 struct ixgbe_hw *hw = &adapter->hw;
270
Don Skidmore71fd5702009-03-31 21:35:05 +0000271 /*
272 * Flow Control Autoneg isn't on if
273 * - we didn't ask for it OR
274 * - it failed, we know this by tx & rx being off
275 */
276 if (hw->fc.disable_fc_autoneg ||
277 (hw->fc.current_mode == ixgbe_fc_none))
278 pause->autoneg = 0;
279 else
280 pause->autoneg = 1;
Auke Kok9a799d72007-09-15 14:07:45 -0700281
Peter P Waskiewicz Jr87569242009-05-17 12:35:36 +0000282#ifdef CONFIG_DCB
283 if (hw->fc.current_mode == ixgbe_fc_pfc) {
284 pause->rx_pause = 0;
285 pause->tx_pause = 0;
286 }
287
288#endif
Peter P Waskiewicz Jr0ecc0612009-02-06 21:46:54 -0800289 if (hw->fc.current_mode == ixgbe_fc_rx_pause) {
Auke Kok9a799d72007-09-15 14:07:45 -0700290 pause->rx_pause = 1;
Peter P Waskiewicz Jr0ecc0612009-02-06 21:46:54 -0800291 } else if (hw->fc.current_mode == ixgbe_fc_tx_pause) {
Auke Kok9a799d72007-09-15 14:07:45 -0700292 pause->tx_pause = 1;
Peter P Waskiewicz Jr0ecc0612009-02-06 21:46:54 -0800293 } else if (hw->fc.current_mode == ixgbe_fc_full) {
Auke Kok9a799d72007-09-15 14:07:45 -0700294 pause->rx_pause = 1;
295 pause->tx_pause = 1;
296 }
297}
298
299static int ixgbe_set_pauseparam(struct net_device *netdev,
Peter P Waskiewiczb4617242008-09-11 20:04:46 -0700300 struct ethtool_pauseparam *pause)
Auke Kok9a799d72007-09-15 14:07:45 -0700301{
302 struct ixgbe_adapter *adapter = netdev_priv(netdev);
303 struct ixgbe_hw *hw = &adapter->hw;
Mallikarjuna R Chilakala620fa032009-06-04 11:11:13 +0000304 struct ixgbe_fc_info fc;
Auke Kok9a799d72007-09-15 14:07:45 -0700305
Peter P Waskiewicz Jr264857b2009-05-17 12:35:16 +0000306#ifdef CONFIG_DCB
307 if (adapter->dcb_cfg.pfc_mode_enable ||
308 ((hw->mac.type == ixgbe_mac_82598EB) &&
309 (adapter->flags & IXGBE_FLAG_DCB_ENABLED)))
310 return -EINVAL;
311
312#endif
Mallikarjuna R Chilakala620fa032009-06-04 11:11:13 +0000313
314 fc = hw->fc;
315
Don Skidmore71fd5702009-03-31 21:35:05 +0000316 if (pause->autoneg != AUTONEG_ENABLE)
Mallikarjuna R Chilakala620fa032009-06-04 11:11:13 +0000317 fc.disable_fc_autoneg = true;
Don Skidmore71fd5702009-03-31 21:35:05 +0000318 else
Mallikarjuna R Chilakala620fa032009-06-04 11:11:13 +0000319 fc.disable_fc_autoneg = false;
Don Skidmore71fd5702009-03-31 21:35:05 +0000320
321 if (pause->rx_pause && pause->tx_pause)
Mallikarjuna R Chilakala620fa032009-06-04 11:11:13 +0000322 fc.requested_mode = ixgbe_fc_full;
Auke Kok9a799d72007-09-15 14:07:45 -0700323 else if (pause->rx_pause && !pause->tx_pause)
Mallikarjuna R Chilakala620fa032009-06-04 11:11:13 +0000324 fc.requested_mode = ixgbe_fc_rx_pause;
Auke Kok9a799d72007-09-15 14:07:45 -0700325 else if (!pause->rx_pause && pause->tx_pause)
Mallikarjuna R Chilakala620fa032009-06-04 11:11:13 +0000326 fc.requested_mode = ixgbe_fc_tx_pause;
Auke Kok9a799d72007-09-15 14:07:45 -0700327 else if (!pause->rx_pause && !pause->tx_pause)
Mallikarjuna R Chilakala620fa032009-06-04 11:11:13 +0000328 fc.requested_mode = ixgbe_fc_none;
Ayyappan Veeraiyan9c83b0702008-02-01 15:58:59 -0800329 else
330 return -EINVAL;
Auke Kok9a799d72007-09-15 14:07:45 -0700331
Peter P Waskiewicz Jr264857b2009-05-17 12:35:16 +0000332#ifdef CONFIG_DCB
Mallikarjuna R Chilakala620fa032009-06-04 11:11:13 +0000333 adapter->last_lfc_mode = fc.requested_mode;
Peter P Waskiewicz Jr264857b2009-05-17 12:35:16 +0000334#endif
Mallikarjuna R Chilakala620fa032009-06-04 11:11:13 +0000335
336 /* if the thing changed then we'll update and use new autoneg */
337 if (memcmp(&fc, &hw->fc, sizeof(struct ixgbe_fc_info))) {
338 hw->fc = fc;
339 if (netif_running(netdev))
340 ixgbe_reinit_locked(adapter);
341 else
342 ixgbe_reset(adapter);
343 }
Auke Kok9a799d72007-09-15 14:07:45 -0700344
345 return 0;
346}
347
348static u32 ixgbe_get_rx_csum(struct net_device *netdev)
349{
350 struct ixgbe_adapter *adapter = netdev_priv(netdev);
351 return (adapter->flags & IXGBE_FLAG_RX_CSUM_ENABLED);
352}
353
354static int ixgbe_set_rx_csum(struct net_device *netdev, u32 data)
355{
356 struct ixgbe_adapter *adapter = netdev_priv(netdev);
357 if (data)
358 adapter->flags |= IXGBE_FLAG_RX_CSUM_ENABLED;
359 else
360 adapter->flags &= ~IXGBE_FLAG_RX_CSUM_ENABLED;
361
Ayyappan Veeraiyand4f80882008-02-01 15:58:41 -0800362 if (netif_running(netdev))
363 ixgbe_reinit_locked(adapter);
364 else
Auke Kok9a799d72007-09-15 14:07:45 -0700365 ixgbe_reset(adapter);
Auke Kok9a799d72007-09-15 14:07:45 -0700366
367 return 0;
368}
369
370static u32 ixgbe_get_tx_csum(struct net_device *netdev)
371{
Jesse Brandeburg22f32b7a52008-08-26 04:27:18 -0700372 return (netdev->features & NETIF_F_IP_CSUM) != 0;
Auke Kok9a799d72007-09-15 14:07:45 -0700373}
374
375static int ixgbe_set_tx_csum(struct net_device *netdev, u32 data)
376{
Jesse Brandeburg45a5ead2009-04-27 22:36:35 +0000377 struct ixgbe_adapter *adapter = netdev_priv(netdev);
378
379 if (data) {
Jesse Brandeburg22f32b7a52008-08-26 04:27:18 -0700380 netdev->features |= (NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM);
Jesse Brandeburg45a5ead2009-04-27 22:36:35 +0000381 if (adapter->hw.mac.type == ixgbe_mac_82599EB)
382 netdev->features |= NETIF_F_SCTP_CSUM;
383 } else {
Jesse Brandeburg3d3d6d32008-09-11 19:57:17 -0700384 netdev->features &= ~(NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM);
Jesse Brandeburg45a5ead2009-04-27 22:36:35 +0000385 if (adapter->hw.mac.type == ixgbe_mac_82599EB)
386 netdev->features &= ~NETIF_F_SCTP_CSUM;
387 }
Auke Kok9a799d72007-09-15 14:07:45 -0700388
389 return 0;
390}
391
392static int ixgbe_set_tso(struct net_device *netdev, u32 data)
393{
Auke Kok9a799d72007-09-15 14:07:45 -0700394 if (data) {
395 netdev->features |= NETIF_F_TSO;
396 netdev->features |= NETIF_F_TSO6;
397 } else {
David S. Millerfd2ea0a2008-07-17 01:56:23 -0700398 netif_tx_stop_all_queues(netdev);
Auke Kok9a799d72007-09-15 14:07:45 -0700399 netdev->features &= ~NETIF_F_TSO;
400 netdev->features &= ~NETIF_F_TSO6;
David S. Millerfd2ea0a2008-07-17 01:56:23 -0700401 netif_tx_start_all_queues(netdev);
Auke Kok9a799d72007-09-15 14:07:45 -0700402 }
403 return 0;
404}
405
406static u32 ixgbe_get_msglevel(struct net_device *netdev)
407{
408 struct ixgbe_adapter *adapter = netdev_priv(netdev);
409 return adapter->msg_enable;
410}
411
412static void ixgbe_set_msglevel(struct net_device *netdev, u32 data)
413{
414 struct ixgbe_adapter *adapter = netdev_priv(netdev);
415 adapter->msg_enable = data;
416}
417
418static int ixgbe_get_regs_len(struct net_device *netdev)
419{
420#define IXGBE_REGS_LEN 1128
421 return IXGBE_REGS_LEN * sizeof(u32);
422}
423
424#define IXGBE_GET_STAT(_A_, _R_) _A_->stats._R_
425
426static void ixgbe_get_regs(struct net_device *netdev,
Peter P Waskiewiczb4617242008-09-11 20:04:46 -0700427 struct ethtool_regs *regs, void *p)
Auke Kok9a799d72007-09-15 14:07:45 -0700428{
429 struct ixgbe_adapter *adapter = netdev_priv(netdev);
430 struct ixgbe_hw *hw = &adapter->hw;
431 u32 *regs_buff = p;
432 u8 i;
433
434 memset(p, 0, IXGBE_REGS_LEN * sizeof(u32));
435
436 regs->version = (1 << 24) | hw->revision_id << 16 | hw->device_id;
437
438 /* General Registers */
439 regs_buff[0] = IXGBE_READ_REG(hw, IXGBE_CTRL);
440 regs_buff[1] = IXGBE_READ_REG(hw, IXGBE_STATUS);
441 regs_buff[2] = IXGBE_READ_REG(hw, IXGBE_CTRL_EXT);
442 regs_buff[3] = IXGBE_READ_REG(hw, IXGBE_ESDP);
443 regs_buff[4] = IXGBE_READ_REG(hw, IXGBE_EODSDP);
444 regs_buff[5] = IXGBE_READ_REG(hw, IXGBE_LEDCTL);
445 regs_buff[6] = IXGBE_READ_REG(hw, IXGBE_FRTIMER);
446 regs_buff[7] = IXGBE_READ_REG(hw, IXGBE_TCPTIMER);
447
448 /* NVM Register */
449 regs_buff[8] = IXGBE_READ_REG(hw, IXGBE_EEC);
450 regs_buff[9] = IXGBE_READ_REG(hw, IXGBE_EERD);
451 regs_buff[10] = IXGBE_READ_REG(hw, IXGBE_FLA);
452 regs_buff[11] = IXGBE_READ_REG(hw, IXGBE_EEMNGCTL);
453 regs_buff[12] = IXGBE_READ_REG(hw, IXGBE_EEMNGDATA);
454 regs_buff[13] = IXGBE_READ_REG(hw, IXGBE_FLMNGCTL);
455 regs_buff[14] = IXGBE_READ_REG(hw, IXGBE_FLMNGDATA);
456 regs_buff[15] = IXGBE_READ_REG(hw, IXGBE_FLMNGCNT);
457 regs_buff[16] = IXGBE_READ_REG(hw, IXGBE_FLOP);
458 regs_buff[17] = IXGBE_READ_REG(hw, IXGBE_GRC);
459
460 /* Interrupt */
Jesse Brandeburg98c00a12008-09-11 19:56:41 -0700461 /* don't read EICR because it can clear interrupt causes, instead
462 * read EICS which is a shadow but doesn't clear EICR */
463 regs_buff[18] = IXGBE_READ_REG(hw, IXGBE_EICS);
Auke Kok9a799d72007-09-15 14:07:45 -0700464 regs_buff[19] = IXGBE_READ_REG(hw, IXGBE_EICS);
465 regs_buff[20] = IXGBE_READ_REG(hw, IXGBE_EIMS);
466 regs_buff[21] = IXGBE_READ_REG(hw, IXGBE_EIMC);
467 regs_buff[22] = IXGBE_READ_REG(hw, IXGBE_EIAC);
468 regs_buff[23] = IXGBE_READ_REG(hw, IXGBE_EIAM);
469 regs_buff[24] = IXGBE_READ_REG(hw, IXGBE_EITR(0));
470 regs_buff[25] = IXGBE_READ_REG(hw, IXGBE_IVAR(0));
471 regs_buff[26] = IXGBE_READ_REG(hw, IXGBE_MSIXT);
472 regs_buff[27] = IXGBE_READ_REG(hw, IXGBE_MSIXPBA);
Jesse Brandeburgc44ade92008-09-11 19:59:59 -0700473 regs_buff[28] = IXGBE_READ_REG(hw, IXGBE_PBACL(0));
Auke Kok9a799d72007-09-15 14:07:45 -0700474 regs_buff[29] = IXGBE_READ_REG(hw, IXGBE_GPIE);
475
476 /* Flow Control */
477 regs_buff[30] = IXGBE_READ_REG(hw, IXGBE_PFCTOP);
478 regs_buff[31] = IXGBE_READ_REG(hw, IXGBE_FCTTV(0));
479 regs_buff[32] = IXGBE_READ_REG(hw, IXGBE_FCTTV(1));
480 regs_buff[33] = IXGBE_READ_REG(hw, IXGBE_FCTTV(2));
481 regs_buff[34] = IXGBE_READ_REG(hw, IXGBE_FCTTV(3));
482 for (i = 0; i < 8; i++)
483 regs_buff[35 + i] = IXGBE_READ_REG(hw, IXGBE_FCRTL(i));
484 for (i = 0; i < 8; i++)
485 regs_buff[43 + i] = IXGBE_READ_REG(hw, IXGBE_FCRTH(i));
486 regs_buff[51] = IXGBE_READ_REG(hw, IXGBE_FCRTV);
487 regs_buff[52] = IXGBE_READ_REG(hw, IXGBE_TFCS);
488
489 /* Receive DMA */
490 for (i = 0; i < 64; i++)
491 regs_buff[53 + i] = IXGBE_READ_REG(hw, IXGBE_RDBAL(i));
492 for (i = 0; i < 64; i++)
493 regs_buff[117 + i] = IXGBE_READ_REG(hw, IXGBE_RDBAH(i));
494 for (i = 0; i < 64; i++)
495 regs_buff[181 + i] = IXGBE_READ_REG(hw, IXGBE_RDLEN(i));
496 for (i = 0; i < 64; i++)
497 regs_buff[245 + i] = IXGBE_READ_REG(hw, IXGBE_RDH(i));
498 for (i = 0; i < 64; i++)
499 regs_buff[309 + i] = IXGBE_READ_REG(hw, IXGBE_RDT(i));
500 for (i = 0; i < 64; i++)
501 regs_buff[373 + i] = IXGBE_READ_REG(hw, IXGBE_RXDCTL(i));
502 for (i = 0; i < 16; i++)
503 regs_buff[437 + i] = IXGBE_READ_REG(hw, IXGBE_SRRCTL(i));
504 for (i = 0; i < 16; i++)
505 regs_buff[453 + i] = IXGBE_READ_REG(hw, IXGBE_DCA_RXCTRL(i));
506 regs_buff[469] = IXGBE_READ_REG(hw, IXGBE_RDRXCTL);
507 for (i = 0; i < 8; i++)
508 regs_buff[470 + i] = IXGBE_READ_REG(hw, IXGBE_RXPBSIZE(i));
509 regs_buff[478] = IXGBE_READ_REG(hw, IXGBE_RXCTRL);
510 regs_buff[479] = IXGBE_READ_REG(hw, IXGBE_DROPEN);
511
512 /* Receive */
513 regs_buff[480] = IXGBE_READ_REG(hw, IXGBE_RXCSUM);
514 regs_buff[481] = IXGBE_READ_REG(hw, IXGBE_RFCTL);
515 for (i = 0; i < 16; i++)
516 regs_buff[482 + i] = IXGBE_READ_REG(hw, IXGBE_RAL(i));
517 for (i = 0; i < 16; i++)
518 regs_buff[498 + i] = IXGBE_READ_REG(hw, IXGBE_RAH(i));
Jesse Brandeburgc44ade92008-09-11 19:59:59 -0700519 regs_buff[514] = IXGBE_READ_REG(hw, IXGBE_PSRTYPE(0));
Auke Kok9a799d72007-09-15 14:07:45 -0700520 regs_buff[515] = IXGBE_READ_REG(hw, IXGBE_FCTRL);
521 regs_buff[516] = IXGBE_READ_REG(hw, IXGBE_VLNCTRL);
522 regs_buff[517] = IXGBE_READ_REG(hw, IXGBE_MCSTCTRL);
523 regs_buff[518] = IXGBE_READ_REG(hw, IXGBE_MRQC);
524 regs_buff[519] = IXGBE_READ_REG(hw, IXGBE_VMD_CTL);
525 for (i = 0; i < 8; i++)
526 regs_buff[520 + i] = IXGBE_READ_REG(hw, IXGBE_IMIR(i));
527 for (i = 0; i < 8; i++)
528 regs_buff[528 + i] = IXGBE_READ_REG(hw, IXGBE_IMIREXT(i));
529 regs_buff[536] = IXGBE_READ_REG(hw, IXGBE_IMIRVP);
530
531 /* Transmit */
532 for (i = 0; i < 32; i++)
533 regs_buff[537 + i] = IXGBE_READ_REG(hw, IXGBE_TDBAL(i));
534 for (i = 0; i < 32; i++)
535 regs_buff[569 + i] = IXGBE_READ_REG(hw, IXGBE_TDBAH(i));
536 for (i = 0; i < 32; i++)
537 regs_buff[601 + i] = IXGBE_READ_REG(hw, IXGBE_TDLEN(i));
538 for (i = 0; i < 32; i++)
539 regs_buff[633 + i] = IXGBE_READ_REG(hw, IXGBE_TDH(i));
540 for (i = 0; i < 32; i++)
541 regs_buff[665 + i] = IXGBE_READ_REG(hw, IXGBE_TDT(i));
542 for (i = 0; i < 32; i++)
543 regs_buff[697 + i] = IXGBE_READ_REG(hw, IXGBE_TXDCTL(i));
544 for (i = 0; i < 32; i++)
545 regs_buff[729 + i] = IXGBE_READ_REG(hw, IXGBE_TDWBAL(i));
546 for (i = 0; i < 32; i++)
547 regs_buff[761 + i] = IXGBE_READ_REG(hw, IXGBE_TDWBAH(i));
548 regs_buff[793] = IXGBE_READ_REG(hw, IXGBE_DTXCTL);
549 for (i = 0; i < 16; i++)
550 regs_buff[794 + i] = IXGBE_READ_REG(hw, IXGBE_DCA_TXCTRL(i));
551 regs_buff[810] = IXGBE_READ_REG(hw, IXGBE_TIPG);
552 for (i = 0; i < 8; i++)
553 regs_buff[811 + i] = IXGBE_READ_REG(hw, IXGBE_TXPBSIZE(i));
554 regs_buff[819] = IXGBE_READ_REG(hw, IXGBE_MNGTXMAP);
555
556 /* Wake Up */
557 regs_buff[820] = IXGBE_READ_REG(hw, IXGBE_WUC);
558 regs_buff[821] = IXGBE_READ_REG(hw, IXGBE_WUFC);
559 regs_buff[822] = IXGBE_READ_REG(hw, IXGBE_WUS);
560 regs_buff[823] = IXGBE_READ_REG(hw, IXGBE_IPAV);
561 regs_buff[824] = IXGBE_READ_REG(hw, IXGBE_IP4AT);
562 regs_buff[825] = IXGBE_READ_REG(hw, IXGBE_IP6AT);
563 regs_buff[826] = IXGBE_READ_REG(hw, IXGBE_WUPL);
564 regs_buff[827] = IXGBE_READ_REG(hw, IXGBE_WUPM);
PJ Waskiewicz11afc1b2009-02-27 15:44:30 +0000565 regs_buff[828] = IXGBE_READ_REG(hw, IXGBE_FHFT(0));
Auke Kok9a799d72007-09-15 14:07:45 -0700566
Auke Kok9a799d72007-09-15 14:07:45 -0700567 regs_buff[829] = IXGBE_READ_REG(hw, IXGBE_RMCS);
568 regs_buff[830] = IXGBE_READ_REG(hw, IXGBE_DPMCS);
569 regs_buff[831] = IXGBE_READ_REG(hw, IXGBE_PDPMCS);
570 regs_buff[832] = IXGBE_READ_REG(hw, IXGBE_RUPPBMR);
571 for (i = 0; i < 8; i++)
572 regs_buff[833 + i] = IXGBE_READ_REG(hw, IXGBE_RT2CR(i));
573 for (i = 0; i < 8; i++)
574 regs_buff[841 + i] = IXGBE_READ_REG(hw, IXGBE_RT2SR(i));
575 for (i = 0; i < 8; i++)
576 regs_buff[849 + i] = IXGBE_READ_REG(hw, IXGBE_TDTQ2TCCR(i));
577 for (i = 0; i < 8; i++)
578 regs_buff[857 + i] = IXGBE_READ_REG(hw, IXGBE_TDTQ2TCSR(i));
579 for (i = 0; i < 8; i++)
580 regs_buff[865 + i] = IXGBE_READ_REG(hw, IXGBE_TDPT2TCCR(i));
581 for (i = 0; i < 8; i++)
582 regs_buff[873 + i] = IXGBE_READ_REG(hw, IXGBE_TDPT2TCSR(i));
583
584 /* Statistics */
585 regs_buff[881] = IXGBE_GET_STAT(adapter, crcerrs);
586 regs_buff[882] = IXGBE_GET_STAT(adapter, illerrc);
587 regs_buff[883] = IXGBE_GET_STAT(adapter, errbc);
588 regs_buff[884] = IXGBE_GET_STAT(adapter, mspdc);
589 for (i = 0; i < 8; i++)
590 regs_buff[885 + i] = IXGBE_GET_STAT(adapter, mpc[i]);
591 regs_buff[893] = IXGBE_GET_STAT(adapter, mlfc);
592 regs_buff[894] = IXGBE_GET_STAT(adapter, mrfc);
593 regs_buff[895] = IXGBE_GET_STAT(adapter, rlec);
594 regs_buff[896] = IXGBE_GET_STAT(adapter, lxontxc);
595 regs_buff[897] = IXGBE_GET_STAT(adapter, lxonrxc);
596 regs_buff[898] = IXGBE_GET_STAT(adapter, lxofftxc);
597 regs_buff[899] = IXGBE_GET_STAT(adapter, lxoffrxc);
598 for (i = 0; i < 8; i++)
599 regs_buff[900 + i] = IXGBE_GET_STAT(adapter, pxontxc[i]);
600 for (i = 0; i < 8; i++)
601 regs_buff[908 + i] = IXGBE_GET_STAT(adapter, pxonrxc[i]);
602 for (i = 0; i < 8; i++)
603 regs_buff[916 + i] = IXGBE_GET_STAT(adapter, pxofftxc[i]);
604 for (i = 0; i < 8; i++)
605 regs_buff[924 + i] = IXGBE_GET_STAT(adapter, pxoffrxc[i]);
606 regs_buff[932] = IXGBE_GET_STAT(adapter, prc64);
607 regs_buff[933] = IXGBE_GET_STAT(adapter, prc127);
608 regs_buff[934] = IXGBE_GET_STAT(adapter, prc255);
609 regs_buff[935] = IXGBE_GET_STAT(adapter, prc511);
610 regs_buff[936] = IXGBE_GET_STAT(adapter, prc1023);
611 regs_buff[937] = IXGBE_GET_STAT(adapter, prc1522);
612 regs_buff[938] = IXGBE_GET_STAT(adapter, gprc);
613 regs_buff[939] = IXGBE_GET_STAT(adapter, bprc);
614 regs_buff[940] = IXGBE_GET_STAT(adapter, mprc);
615 regs_buff[941] = IXGBE_GET_STAT(adapter, gptc);
616 regs_buff[942] = IXGBE_GET_STAT(adapter, gorc);
617 regs_buff[944] = IXGBE_GET_STAT(adapter, gotc);
618 for (i = 0; i < 8; i++)
619 regs_buff[946 + i] = IXGBE_GET_STAT(adapter, rnbc[i]);
620 regs_buff[954] = IXGBE_GET_STAT(adapter, ruc);
621 regs_buff[955] = IXGBE_GET_STAT(adapter, rfc);
622 regs_buff[956] = IXGBE_GET_STAT(adapter, roc);
623 regs_buff[957] = IXGBE_GET_STAT(adapter, rjc);
624 regs_buff[958] = IXGBE_GET_STAT(adapter, mngprc);
625 regs_buff[959] = IXGBE_GET_STAT(adapter, mngpdc);
626 regs_buff[960] = IXGBE_GET_STAT(adapter, mngptc);
627 regs_buff[961] = IXGBE_GET_STAT(adapter, tor);
628 regs_buff[963] = IXGBE_GET_STAT(adapter, tpr);
629 regs_buff[964] = IXGBE_GET_STAT(adapter, tpt);
630 regs_buff[965] = IXGBE_GET_STAT(adapter, ptc64);
631 regs_buff[966] = IXGBE_GET_STAT(adapter, ptc127);
632 regs_buff[967] = IXGBE_GET_STAT(adapter, ptc255);
633 regs_buff[968] = IXGBE_GET_STAT(adapter, ptc511);
634 regs_buff[969] = IXGBE_GET_STAT(adapter, ptc1023);
635 regs_buff[970] = IXGBE_GET_STAT(adapter, ptc1522);
636 regs_buff[971] = IXGBE_GET_STAT(adapter, mptc);
637 regs_buff[972] = IXGBE_GET_STAT(adapter, bptc);
638 regs_buff[973] = IXGBE_GET_STAT(adapter, xec);
639 for (i = 0; i < 16; i++)
640 regs_buff[974 + i] = IXGBE_GET_STAT(adapter, qprc[i]);
641 for (i = 0; i < 16; i++)
642 regs_buff[990 + i] = IXGBE_GET_STAT(adapter, qptc[i]);
643 for (i = 0; i < 16; i++)
644 regs_buff[1006 + i] = IXGBE_GET_STAT(adapter, qbrc[i]);
645 for (i = 0; i < 16; i++)
646 regs_buff[1022 + i] = IXGBE_GET_STAT(adapter, qbtc[i]);
647
648 /* MAC */
649 regs_buff[1038] = IXGBE_READ_REG(hw, IXGBE_PCS1GCFIG);
650 regs_buff[1039] = IXGBE_READ_REG(hw, IXGBE_PCS1GLCTL);
651 regs_buff[1040] = IXGBE_READ_REG(hw, IXGBE_PCS1GLSTA);
652 regs_buff[1041] = IXGBE_READ_REG(hw, IXGBE_PCS1GDBG0);
653 regs_buff[1042] = IXGBE_READ_REG(hw, IXGBE_PCS1GDBG1);
654 regs_buff[1043] = IXGBE_READ_REG(hw, IXGBE_PCS1GANA);
655 regs_buff[1044] = IXGBE_READ_REG(hw, IXGBE_PCS1GANLP);
656 regs_buff[1045] = IXGBE_READ_REG(hw, IXGBE_PCS1GANNP);
657 regs_buff[1046] = IXGBE_READ_REG(hw, IXGBE_PCS1GANLPNP);
658 regs_buff[1047] = IXGBE_READ_REG(hw, IXGBE_HLREG0);
659 regs_buff[1048] = IXGBE_READ_REG(hw, IXGBE_HLREG1);
660 regs_buff[1049] = IXGBE_READ_REG(hw, IXGBE_PAP);
661 regs_buff[1050] = IXGBE_READ_REG(hw, IXGBE_MACA);
662 regs_buff[1051] = IXGBE_READ_REG(hw, IXGBE_APAE);
663 regs_buff[1052] = IXGBE_READ_REG(hw, IXGBE_ARD);
664 regs_buff[1053] = IXGBE_READ_REG(hw, IXGBE_AIS);
665 regs_buff[1054] = IXGBE_READ_REG(hw, IXGBE_MSCA);
666 regs_buff[1055] = IXGBE_READ_REG(hw, IXGBE_MSRWD);
667 regs_buff[1056] = IXGBE_READ_REG(hw, IXGBE_MLADD);
668 regs_buff[1057] = IXGBE_READ_REG(hw, IXGBE_MHADD);
669 regs_buff[1058] = IXGBE_READ_REG(hw, IXGBE_TREG);
670 regs_buff[1059] = IXGBE_READ_REG(hw, IXGBE_PCSS1);
671 regs_buff[1060] = IXGBE_READ_REG(hw, IXGBE_PCSS2);
672 regs_buff[1061] = IXGBE_READ_REG(hw, IXGBE_XPCSS);
673 regs_buff[1062] = IXGBE_READ_REG(hw, IXGBE_SERDESC);
674 regs_buff[1063] = IXGBE_READ_REG(hw, IXGBE_MACS);
675 regs_buff[1064] = IXGBE_READ_REG(hw, IXGBE_AUTOC);
676 regs_buff[1065] = IXGBE_READ_REG(hw, IXGBE_LINKS);
677 regs_buff[1066] = IXGBE_READ_REG(hw, IXGBE_AUTOC2);
678 regs_buff[1067] = IXGBE_READ_REG(hw, IXGBE_AUTOC3);
679 regs_buff[1068] = IXGBE_READ_REG(hw, IXGBE_ANLP1);
680 regs_buff[1069] = IXGBE_READ_REG(hw, IXGBE_ANLP2);
681 regs_buff[1070] = IXGBE_READ_REG(hw, IXGBE_ATLASCTL);
682
683 /* Diagnostic */
684 regs_buff[1071] = IXGBE_READ_REG(hw, IXGBE_RDSTATCTL);
685 for (i = 0; i < 8; i++)
Jesse Brandeburg98c00a12008-09-11 19:56:41 -0700686 regs_buff[1072 + i] = IXGBE_READ_REG(hw, IXGBE_RDSTAT(i));
Auke Kok9a799d72007-09-15 14:07:45 -0700687 regs_buff[1080] = IXGBE_READ_REG(hw, IXGBE_RDHMPN);
Jesse Brandeburg98c00a12008-09-11 19:56:41 -0700688 for (i = 0; i < 4; i++)
689 regs_buff[1081 + i] = IXGBE_READ_REG(hw, IXGBE_RIC_DW(i));
Auke Kok9a799d72007-09-15 14:07:45 -0700690 regs_buff[1085] = IXGBE_READ_REG(hw, IXGBE_RDPROBE);
691 regs_buff[1086] = IXGBE_READ_REG(hw, IXGBE_TDSTATCTL);
692 for (i = 0; i < 8; i++)
Jesse Brandeburg98c00a12008-09-11 19:56:41 -0700693 regs_buff[1087 + i] = IXGBE_READ_REG(hw, IXGBE_TDSTAT(i));
Auke Kok9a799d72007-09-15 14:07:45 -0700694 regs_buff[1095] = IXGBE_READ_REG(hw, IXGBE_TDHMPN);
Jesse Brandeburg98c00a12008-09-11 19:56:41 -0700695 for (i = 0; i < 4; i++)
696 regs_buff[1096 + i] = IXGBE_READ_REG(hw, IXGBE_TIC_DW(i));
Auke Kok9a799d72007-09-15 14:07:45 -0700697 regs_buff[1100] = IXGBE_READ_REG(hw, IXGBE_TDPROBE);
698 regs_buff[1101] = IXGBE_READ_REG(hw, IXGBE_TXBUFCTRL);
699 regs_buff[1102] = IXGBE_READ_REG(hw, IXGBE_TXBUFDATA0);
700 regs_buff[1103] = IXGBE_READ_REG(hw, IXGBE_TXBUFDATA1);
701 regs_buff[1104] = IXGBE_READ_REG(hw, IXGBE_TXBUFDATA2);
702 regs_buff[1105] = IXGBE_READ_REG(hw, IXGBE_TXBUFDATA3);
703 regs_buff[1106] = IXGBE_READ_REG(hw, IXGBE_RXBUFCTRL);
704 regs_buff[1107] = IXGBE_READ_REG(hw, IXGBE_RXBUFDATA0);
705 regs_buff[1108] = IXGBE_READ_REG(hw, IXGBE_RXBUFDATA1);
706 regs_buff[1109] = IXGBE_READ_REG(hw, IXGBE_RXBUFDATA2);
707 regs_buff[1110] = IXGBE_READ_REG(hw, IXGBE_RXBUFDATA3);
708 for (i = 0; i < 8; i++)
Jesse Brandeburg98c00a12008-09-11 19:56:41 -0700709 regs_buff[1111 + i] = IXGBE_READ_REG(hw, IXGBE_PCIE_DIAG(i));
Auke Kok9a799d72007-09-15 14:07:45 -0700710 regs_buff[1119] = IXGBE_READ_REG(hw, IXGBE_RFVAL);
711 regs_buff[1120] = IXGBE_READ_REG(hw, IXGBE_MDFTC1);
712 regs_buff[1121] = IXGBE_READ_REG(hw, IXGBE_MDFTC2);
713 regs_buff[1122] = IXGBE_READ_REG(hw, IXGBE_MDFTFIFO1);
714 regs_buff[1123] = IXGBE_READ_REG(hw, IXGBE_MDFTFIFO2);
715 regs_buff[1124] = IXGBE_READ_REG(hw, IXGBE_MDFTS);
716 regs_buff[1125] = IXGBE_READ_REG(hw, IXGBE_PCIEECCCTL);
717 regs_buff[1126] = IXGBE_READ_REG(hw, IXGBE_PBTXECC);
718 regs_buff[1127] = IXGBE_READ_REG(hw, IXGBE_PBRXECC);
719}
720
721static int ixgbe_get_eeprom_len(struct net_device *netdev)
722{
723 struct ixgbe_adapter *adapter = netdev_priv(netdev);
724 return adapter->hw.eeprom.word_size * 2;
725}
726
727static int ixgbe_get_eeprom(struct net_device *netdev,
Peter P Waskiewiczb4617242008-09-11 20:04:46 -0700728 struct ethtool_eeprom *eeprom, u8 *bytes)
Auke Kok9a799d72007-09-15 14:07:45 -0700729{
730 struct ixgbe_adapter *adapter = netdev_priv(netdev);
731 struct ixgbe_hw *hw = &adapter->hw;
732 u16 *eeprom_buff;
733 int first_word, last_word, eeprom_len;
734 int ret_val = 0;
735 u16 i;
736
737 if (eeprom->len == 0)
738 return -EINVAL;
739
740 eeprom->magic = hw->vendor_id | (hw->device_id << 16);
741
742 first_word = eeprom->offset >> 1;
743 last_word = (eeprom->offset + eeprom->len - 1) >> 1;
744 eeprom_len = last_word - first_word + 1;
745
746 eeprom_buff = kmalloc(sizeof(u16) * eeprom_len, GFP_KERNEL);
747 if (!eeprom_buff)
748 return -ENOMEM;
749
750 for (i = 0; i < eeprom_len; i++) {
Jesse Brandeburgc44ade92008-09-11 19:59:59 -0700751 if ((ret_val = hw->eeprom.ops.read(hw, first_word + i,
Peter P Waskiewiczb4617242008-09-11 20:04:46 -0700752 &eeprom_buff[i])))
Auke Kok9a799d72007-09-15 14:07:45 -0700753 break;
754 }
755
756 /* Device's eeprom is always little-endian, word addressable */
757 for (i = 0; i < eeprom_len; i++)
758 le16_to_cpus(&eeprom_buff[i]);
759
760 memcpy(bytes, (u8 *)eeprom_buff + (eeprom->offset & 1), eeprom->len);
761 kfree(eeprom_buff);
762
763 return ret_val;
764}
765
766static void ixgbe_get_drvinfo(struct net_device *netdev,
Peter P Waskiewiczb4617242008-09-11 20:04:46 -0700767 struct ethtool_drvinfo *drvinfo)
Auke Kok9a799d72007-09-15 14:07:45 -0700768{
769 struct ixgbe_adapter *adapter = netdev_priv(netdev);
Peter P Waskiewicz Jr34b03682009-02-05 23:54:42 -0800770 char firmware_version[32];
Auke Kok9a799d72007-09-15 14:07:45 -0700771
772 strncpy(drvinfo->driver, ixgbe_driver_name, 32);
773 strncpy(drvinfo->version, ixgbe_driver_version, 32);
Peter P Waskiewicz Jr34b03682009-02-05 23:54:42 -0800774
775 sprintf(firmware_version, "%d.%d-%d",
776 (adapter->eeprom_version & 0xF000) >> 12,
777 (adapter->eeprom_version & 0x0FF0) >> 4,
778 adapter->eeprom_version & 0x000F);
779
780 strncpy(drvinfo->fw_version, firmware_version, 32);
Auke Kok9a799d72007-09-15 14:07:45 -0700781 strncpy(drvinfo->bus_info, pci_name(adapter->pdev), 32);
782 drvinfo->n_stats = IXGBE_STATS_LEN;
Peter P Waskiewicz Jrda4dd0f2009-06-04 11:10:35 +0000783 drvinfo->testinfo_len = IXGBE_TEST_LEN;
Auke Kok9a799d72007-09-15 14:07:45 -0700784 drvinfo->regdump_len = ixgbe_get_regs_len(netdev);
785}
786
787static void ixgbe_get_ringparam(struct net_device *netdev,
Peter P Waskiewiczb4617242008-09-11 20:04:46 -0700788 struct ethtool_ringparam *ring)
Auke Kok9a799d72007-09-15 14:07:45 -0700789{
790 struct ixgbe_adapter *adapter = netdev_priv(netdev);
791 struct ixgbe_ring *tx_ring = adapter->tx_ring;
792 struct ixgbe_ring *rx_ring = adapter->rx_ring;
793
794 ring->rx_max_pending = IXGBE_MAX_RXD;
795 ring->tx_max_pending = IXGBE_MAX_TXD;
796 ring->rx_mini_max_pending = 0;
797 ring->rx_jumbo_max_pending = 0;
798 ring->rx_pending = rx_ring->count;
799 ring->tx_pending = tx_ring->count;
800 ring->rx_mini_pending = 0;
801 ring->rx_jumbo_pending = 0;
802}
803
804static int ixgbe_set_ringparam(struct net_device *netdev,
Peter P Waskiewiczb4617242008-09-11 20:04:46 -0700805 struct ethtool_ringparam *ring)
Auke Kok9a799d72007-09-15 14:07:45 -0700806{
807 struct ixgbe_adapter *adapter = netdev_priv(netdev);
Mallikarjuna R Chilakalaf9ed8852009-03-31 21:35:24 +0000808 struct ixgbe_ring *temp_tx_ring, *temp_rx_ring;
Auke Kok9a799d72007-09-15 14:07:45 -0700809 int i, err;
Jesse Brandeburgc431f972008-09-11 19:59:16 -0700810 u32 new_rx_count, new_tx_count;
Mallikarjuna R Chilakalaf9ed8852009-03-31 21:35:24 +0000811 bool need_update = false;
Auke Kok9a799d72007-09-15 14:07:45 -0700812
813 if ((ring->rx_mini_pending) || (ring->rx_jumbo_pending))
814 return -EINVAL;
815
816 new_rx_count = max(ring->rx_pending, (u32)IXGBE_MIN_RXD);
817 new_rx_count = min(new_rx_count, (u32)IXGBE_MAX_RXD);
818 new_rx_count = ALIGN(new_rx_count, IXGBE_REQ_RX_DESCRIPTOR_MULTIPLE);
819
820 new_tx_count = max(ring->tx_pending, (u32)IXGBE_MIN_TXD);
821 new_tx_count = min(new_tx_count, (u32)IXGBE_MAX_TXD);
822 new_tx_count = ALIGN(new_tx_count, IXGBE_REQ_TX_DESCRIPTOR_MULTIPLE);
823
824 if ((new_tx_count == adapter->tx_ring->count) &&
825 (new_rx_count == adapter->rx_ring->count)) {
826 /* nothing to do */
827 return 0;
828 }
829
Ayyappan Veeraiyand4f80882008-02-01 15:58:41 -0800830 while (test_and_set_bit(__IXGBE_RESETTING, &adapter->state))
831 msleep(1);
832
Mallikarjuna R Chilakalaf9ed8852009-03-31 21:35:24 +0000833 temp_tx_ring = kcalloc(adapter->num_tx_queues,
834 sizeof(struct ixgbe_ring), GFP_KERNEL);
835 if (!temp_tx_ring) {
836 err = -ENOMEM;
837 goto err_setup;
838 }
839
840 if (new_tx_count != adapter->tx_ring_count) {
841 memcpy(temp_tx_ring, adapter->tx_ring,
842 adapter->num_tx_queues * sizeof(struct ixgbe_ring));
Auke Kok9a799d72007-09-15 14:07:45 -0700843 for (i = 0; i < adapter->num_tx_queues; i++) {
Mallikarjuna R Chilakalaf9ed8852009-03-31 21:35:24 +0000844 temp_tx_ring[i].count = new_tx_count;
845 err = ixgbe_setup_tx_resources(adapter,
846 &temp_tx_ring[i]);
Auke Kok9a799d72007-09-15 14:07:45 -0700847 if (err) {
Jesse Brandeburgc431f972008-09-11 19:59:16 -0700848 while (i) {
849 i--;
Peter P Waskiewiczb4617242008-09-11 20:04:46 -0700850 ixgbe_free_tx_resources(adapter,
Mallikarjuna R Chilakalaf9ed8852009-03-31 21:35:24 +0000851 &temp_tx_ring[i]);
Jesse Brandeburgc431f972008-09-11 19:59:16 -0700852 }
Auke Kok9a799d72007-09-15 14:07:45 -0700853 goto err_setup;
854 }
Auke Kok9a799d72007-09-15 14:07:45 -0700855 }
Mallikarjuna R Chilakalaf9ed8852009-03-31 21:35:24 +0000856 need_update = true;
Auke Kok9a799d72007-09-15 14:07:45 -0700857 }
858
Mallikarjuna R Chilakalaf9ed8852009-03-31 21:35:24 +0000859 temp_rx_ring = kcalloc(adapter->num_rx_queues,
860 sizeof(struct ixgbe_ring), GFP_KERNEL);
861 if ((!temp_rx_ring) && (need_update)) {
862 for (i = 0; i < adapter->num_tx_queues; i++)
863 ixgbe_free_tx_resources(adapter, &temp_tx_ring[i]);
864 kfree(temp_tx_ring);
865 err = -ENOMEM;
866 goto err_setup;
Peter P Waskiewicz Jrd3fa47212008-12-26 01:36:33 -0800867 }
Jesse Brandeburgc431f972008-09-11 19:59:16 -0700868
Mallikarjuna R Chilakalaf9ed8852009-03-31 21:35:24 +0000869 if (new_rx_count != adapter->rx_ring_count) {
870 memcpy(temp_rx_ring, adapter->rx_ring,
871 adapter->num_rx_queues * sizeof(struct ixgbe_ring));
Auke Kok9a799d72007-09-15 14:07:45 -0700872 for (i = 0; i < adapter->num_rx_queues; i++) {
Mallikarjuna R Chilakalaf9ed8852009-03-31 21:35:24 +0000873 temp_rx_ring[i].count = new_rx_count;
874 err = ixgbe_setup_rx_resources(adapter,
875 &temp_rx_ring[i]);
Auke Kok9a799d72007-09-15 14:07:45 -0700876 if (err) {
Jesse Brandeburgc431f972008-09-11 19:59:16 -0700877 while (i) {
878 i--;
Peter P Waskiewiczb4617242008-09-11 20:04:46 -0700879 ixgbe_free_rx_resources(adapter,
Mallikarjuna R Chilakalaf9ed8852009-03-31 21:35:24 +0000880 &temp_rx_ring[i]);
Jesse Brandeburgc431f972008-09-11 19:59:16 -0700881 }
Auke Kok9a799d72007-09-15 14:07:45 -0700882 goto err_setup;
883 }
Auke Kok9a799d72007-09-15 14:07:45 -0700884 }
Mallikarjuna R Chilakalaf9ed8852009-03-31 21:35:24 +0000885 need_update = true;
886 }
Jesse Brandeburgc431f972008-09-11 19:59:16 -0700887
Mallikarjuna R Chilakalaf9ed8852009-03-31 21:35:24 +0000888 /* if rings need to be updated, here's the place to do it in one shot */
889 if (need_update) {
890 if (netif_running(netdev))
891 ixgbe_down(adapter);
892
893 /* tx */
894 if (new_tx_count != adapter->tx_ring_count) {
895 kfree(adapter->tx_ring);
896 adapter->tx_ring = temp_tx_ring;
897 temp_tx_ring = NULL;
898 adapter->tx_ring_count = new_tx_count;
899 }
900
901 /* rx */
902 if (new_rx_count != adapter->rx_ring_count) {
903 kfree(adapter->rx_ring);
904 adapter->rx_ring = temp_rx_ring;
905 temp_rx_ring = NULL;
906 adapter->rx_ring_count = new_rx_count;
907 }
Auke Kok9a799d72007-09-15 14:07:45 -0700908 }
909
Jesse Brandeburgc431f972008-09-11 19:59:16 -0700910 /* success! */
Auke Kok9a799d72007-09-15 14:07:45 -0700911 err = 0;
Jesse Brandeburgc431f972008-09-11 19:59:16 -0700912 if (netif_running(netdev))
Mallikarjuna R Chilakalaf9ed8852009-03-31 21:35:24 +0000913 ixgbe_up(adapter);
Auke Kok9a799d72007-09-15 14:07:45 -0700914
Mallikarjuna R Chilakalaf9ed8852009-03-31 21:35:24 +0000915err_setup:
Ayyappan Veeraiyand4f80882008-02-01 15:58:41 -0800916 clear_bit(__IXGBE_RESETTING, &adapter->state);
Auke Kok9a799d72007-09-15 14:07:45 -0700917 return err;
918}
919
Jeff Garzikb9f2c042007-10-03 18:07:32 -0700920static int ixgbe_get_sset_count(struct net_device *netdev, int sset)
Auke Kok9a799d72007-09-15 14:07:45 -0700921{
Jeff Garzikb9f2c042007-10-03 18:07:32 -0700922 switch (sset) {
Peter P Waskiewicz Jrda4dd0f2009-06-04 11:10:35 +0000923 case ETH_SS_TEST:
924 return IXGBE_TEST_LEN;
Jeff Garzikb9f2c042007-10-03 18:07:32 -0700925 case ETH_SS_STATS:
926 return IXGBE_STATS_LEN;
927 default:
928 return -EOPNOTSUPP;
929 }
Auke Kok9a799d72007-09-15 14:07:45 -0700930}
931
932static void ixgbe_get_ethtool_stats(struct net_device *netdev,
Peter P Waskiewiczb4617242008-09-11 20:04:46 -0700933 struct ethtool_stats *stats, u64 *data)
Auke Kok9a799d72007-09-15 14:07:45 -0700934{
935 struct ixgbe_adapter *adapter = netdev_priv(netdev);
936 u64 *queue_stat;
937 int stat_count = sizeof(struct ixgbe_queue_stats) / sizeof(u64);
938 int j, k;
939 int i;
Ajit Khaparde29c3a052009-10-13 01:47:33 +0000940 char *p = NULL;
Auke Kok9a799d72007-09-15 14:07:45 -0700941
942 ixgbe_update_stats(adapter);
943 for (i = 0; i < IXGBE_GLOBAL_STATS_LEN; i++) {
Ajit Khaparde29c3a052009-10-13 01:47:33 +0000944 switch (ixgbe_gstrings_stats[i].type) {
945 case NETDEV_STATS:
946 p = (char *) netdev +
947 ixgbe_gstrings_stats[i].stat_offset;
948 break;
949 case IXGBE_STATS:
950 p = (char *) adapter +
951 ixgbe_gstrings_stats[i].stat_offset;
952 break;
953 }
954
Auke Kok9a799d72007-09-15 14:07:45 -0700955 data[i] = (ixgbe_gstrings_stats[i].sizeof_stat ==
Peter P Waskiewiczb4617242008-09-11 20:04:46 -0700956 sizeof(u64)) ? *(u64 *)p : *(u32 *)p;
Auke Kok9a799d72007-09-15 14:07:45 -0700957 }
958 for (j = 0; j < adapter->num_tx_queues; j++) {
959 queue_stat = (u64 *)&adapter->tx_ring[j].stats;
960 for (k = 0; k < stat_count; k++)
961 data[i + k] = queue_stat[k];
962 i += k;
963 }
964 for (j = 0; j < adapter->num_rx_queues; j++) {
965 queue_stat = (u64 *)&adapter->rx_ring[j].stats;
966 for (k = 0; k < stat_count; k++)
967 data[i + k] = queue_stat[k];
968 i += k;
969 }
Alexander Duyck2f90b862008-11-20 20:52:10 -0800970 if (adapter->flags & IXGBE_FLAG_DCB_ENABLED) {
971 for (j = 0; j < MAX_TX_PACKET_BUFFERS; j++) {
972 data[i++] = adapter->stats.pxontxc[j];
973 data[i++] = adapter->stats.pxofftxc[j];
974 }
975 for (j = 0; j < MAX_RX_PACKET_BUFFERS; j++) {
976 data[i++] = adapter->stats.pxonrxc[j];
977 data[i++] = adapter->stats.pxoffrxc[j];
978 }
979 }
Auke Kok9a799d72007-09-15 14:07:45 -0700980}
981
982static void ixgbe_get_strings(struct net_device *netdev, u32 stringset,
Peter P Waskiewiczb4617242008-09-11 20:04:46 -0700983 u8 *data)
Auke Kok9a799d72007-09-15 14:07:45 -0700984{
985 struct ixgbe_adapter *adapter = netdev_priv(netdev);
Jesse Brandeburgc44ade92008-09-11 19:59:59 -0700986 char *p = (char *)data;
Auke Kok9a799d72007-09-15 14:07:45 -0700987 int i;
988
989 switch (stringset) {
Peter P Waskiewicz Jrda4dd0f2009-06-04 11:10:35 +0000990 case ETH_SS_TEST:
991 memcpy(data, *ixgbe_gstrings_test,
992 IXGBE_TEST_LEN * ETH_GSTRING_LEN);
993 break;
Auke Kok9a799d72007-09-15 14:07:45 -0700994 case ETH_SS_STATS:
995 for (i = 0; i < IXGBE_GLOBAL_STATS_LEN; i++) {
996 memcpy(p, ixgbe_gstrings_stats[i].stat_string,
997 ETH_GSTRING_LEN);
998 p += ETH_GSTRING_LEN;
999 }
1000 for (i = 0; i < adapter->num_tx_queues; i++) {
1001 sprintf(p, "tx_queue_%u_packets", i);
1002 p += ETH_GSTRING_LEN;
1003 sprintf(p, "tx_queue_%u_bytes", i);
1004 p += ETH_GSTRING_LEN;
1005 }
1006 for (i = 0; i < adapter->num_rx_queues; i++) {
1007 sprintf(p, "rx_queue_%u_packets", i);
1008 p += ETH_GSTRING_LEN;
1009 sprintf(p, "rx_queue_%u_bytes", i);
1010 p += ETH_GSTRING_LEN;
1011 }
Alexander Duyck2f90b862008-11-20 20:52:10 -08001012 if (adapter->flags & IXGBE_FLAG_DCB_ENABLED) {
1013 for (i = 0; i < MAX_TX_PACKET_BUFFERS; i++) {
1014 sprintf(p, "tx_pb_%u_pxon", i);
Don Skidmorebfb8cc32008-12-21 20:11:04 -08001015 p += ETH_GSTRING_LEN;
1016 sprintf(p, "tx_pb_%u_pxoff", i);
1017 p += ETH_GSTRING_LEN;
Alexander Duyck2f90b862008-11-20 20:52:10 -08001018 }
1019 for (i = 0; i < MAX_RX_PACKET_BUFFERS; i++) {
Don Skidmorebfb8cc32008-12-21 20:11:04 -08001020 sprintf(p, "rx_pb_%u_pxon", i);
1021 p += ETH_GSTRING_LEN;
1022 sprintf(p, "rx_pb_%u_pxoff", i);
1023 p += ETH_GSTRING_LEN;
Alexander Duyck2f90b862008-11-20 20:52:10 -08001024 }
1025 }
Peter P Waskiewiczb4617242008-09-11 20:04:46 -07001026 /* BUG_ON(p - data != IXGBE_STATS_LEN * ETH_GSTRING_LEN); */
Auke Kok9a799d72007-09-15 14:07:45 -07001027 break;
1028 }
1029}
1030
Peter P Waskiewicz Jrda4dd0f2009-06-04 11:10:35 +00001031static int ixgbe_link_test(struct ixgbe_adapter *adapter, u64 *data)
1032{
1033 struct ixgbe_hw *hw = &adapter->hw;
1034 bool link_up;
1035 u32 link_speed = 0;
1036 *data = 0;
1037
1038 hw->mac.ops.check_link(hw, &link_speed, &link_up, true);
1039 if (link_up)
1040 return *data;
1041 else
1042 *data = 1;
1043 return *data;
1044}
1045
1046/* ethtool register test data */
1047struct ixgbe_reg_test {
1048 u16 reg;
1049 u8 array_len;
1050 u8 test_type;
1051 u32 mask;
1052 u32 write;
1053};
1054
1055/* In the hardware, registers are laid out either singly, in arrays
1056 * spaced 0x40 bytes apart, or in contiguous tables. We assume
1057 * most tests take place on arrays or single registers (handled
1058 * as a single-element array) and special-case the tables.
1059 * Table tests are always pattern tests.
1060 *
1061 * We also make provision for some required setup steps by specifying
1062 * registers to be written without any read-back testing.
1063 */
1064
1065#define PATTERN_TEST 1
1066#define SET_READ_TEST 2
1067#define WRITE_NO_TEST 3
1068#define TABLE32_TEST 4
1069#define TABLE64_TEST_LO 5
1070#define TABLE64_TEST_HI 6
1071
1072/* default 82599 register test */
1073static struct ixgbe_reg_test reg_test_82599[] = {
1074 { IXGBE_FCRTL_82599(0), 1, PATTERN_TEST, 0x8007FFF0, 0x8007FFF0 },
1075 { IXGBE_FCRTH_82599(0), 1, PATTERN_TEST, 0x8007FFF0, 0x8007FFF0 },
1076 { IXGBE_PFCTOP, 1, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF },
1077 { IXGBE_VLNCTRL, 1, PATTERN_TEST, 0x00000000, 0x00000000 },
1078 { IXGBE_RDBAL(0), 4, PATTERN_TEST, 0xFFFFFF80, 0xFFFFFF80 },
1079 { IXGBE_RDBAH(0), 4, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF },
1080 { IXGBE_RDLEN(0), 4, PATTERN_TEST, 0x000FFF80, 0x000FFFFF },
1081 { IXGBE_RXDCTL(0), 4, WRITE_NO_TEST, 0, IXGBE_RXDCTL_ENABLE },
1082 { IXGBE_RDT(0), 4, PATTERN_TEST, 0x0000FFFF, 0x0000FFFF },
1083 { IXGBE_RXDCTL(0), 4, WRITE_NO_TEST, 0, 0 },
1084 { IXGBE_FCRTH(0), 1, PATTERN_TEST, 0x8007FFF0, 0x8007FFF0 },
1085 { IXGBE_FCTTV(0), 1, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF },
1086 { IXGBE_TDBAL(0), 4, PATTERN_TEST, 0xFFFFFF80, 0xFFFFFFFF },
1087 { IXGBE_TDBAH(0), 4, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF },
1088 { IXGBE_TDLEN(0), 4, PATTERN_TEST, 0x000FFF80, 0x000FFF80 },
1089 { IXGBE_RXCTRL, 1, SET_READ_TEST, 0x00000001, 0x00000001 },
1090 { IXGBE_RAL(0), 16, TABLE64_TEST_LO, 0xFFFFFFFF, 0xFFFFFFFF },
1091 { IXGBE_RAL(0), 16, TABLE64_TEST_HI, 0x8001FFFF, 0x800CFFFF },
1092 { IXGBE_MTA(0), 128, TABLE32_TEST, 0xFFFFFFFF, 0xFFFFFFFF },
1093 { 0, 0, 0, 0 }
1094};
1095
1096/* default 82598 register test */
1097static struct ixgbe_reg_test reg_test_82598[] = {
1098 { IXGBE_FCRTL(0), 1, PATTERN_TEST, 0x8007FFF0, 0x8007FFF0 },
1099 { IXGBE_FCRTH(0), 1, PATTERN_TEST, 0x8007FFF0, 0x8007FFF0 },
1100 { IXGBE_PFCTOP, 1, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF },
1101 { IXGBE_VLNCTRL, 1, PATTERN_TEST, 0x00000000, 0x00000000 },
1102 { IXGBE_RDBAL(0), 4, PATTERN_TEST, 0xFFFFFF80, 0xFFFFFFFF },
1103 { IXGBE_RDBAH(0), 4, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF },
1104 { IXGBE_RDLEN(0), 4, PATTERN_TEST, 0x000FFF80, 0x000FFFFF },
1105 /* Enable all four RX queues before testing. */
1106 { IXGBE_RXDCTL(0), 4, WRITE_NO_TEST, 0, IXGBE_RXDCTL_ENABLE },
1107 /* RDH is read-only for 82598, only test RDT. */
1108 { IXGBE_RDT(0), 4, PATTERN_TEST, 0x0000FFFF, 0x0000FFFF },
1109 { IXGBE_RXDCTL(0), 4, WRITE_NO_TEST, 0, 0 },
1110 { IXGBE_FCRTH(0), 1, PATTERN_TEST, 0x8007FFF0, 0x8007FFF0 },
1111 { IXGBE_FCTTV(0), 1, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF },
1112 { IXGBE_TIPG, 1, PATTERN_TEST, 0x000000FF, 0x000000FF },
1113 { IXGBE_TDBAL(0), 4, PATTERN_TEST, 0xFFFFFF80, 0xFFFFFFFF },
1114 { IXGBE_TDBAH(0), 4, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF },
1115 { IXGBE_TDLEN(0), 4, PATTERN_TEST, 0x000FFF80, 0x000FFFFF },
1116 { IXGBE_RXCTRL, 1, SET_READ_TEST, 0x00000003, 0x00000003 },
1117 { IXGBE_DTXCTL, 1, SET_READ_TEST, 0x00000005, 0x00000005 },
1118 { IXGBE_RAL(0), 16, TABLE64_TEST_LO, 0xFFFFFFFF, 0xFFFFFFFF },
1119 { IXGBE_RAL(0), 16, TABLE64_TEST_HI, 0x800CFFFF, 0x800CFFFF },
1120 { IXGBE_MTA(0), 128, TABLE32_TEST, 0xFFFFFFFF, 0xFFFFFFFF },
1121 { 0, 0, 0, 0 }
1122};
1123
1124#define REG_PATTERN_TEST(R, M, W) \
1125{ \
1126 u32 pat, val, before; \
1127 const u32 _test[] = {0x5A5A5A5A, 0xA5A5A5A5, 0x00000000, 0xFFFFFFFF}; \
1128 for (pat = 0; pat < ARRAY_SIZE(_test); pat++) { \
1129 before = readl(adapter->hw.hw_addr + R); \
1130 writel((_test[pat] & W), (adapter->hw.hw_addr + R)); \
1131 val = readl(adapter->hw.hw_addr + R); \
1132 if (val != (_test[pat] & W & M)) { \
1133 DPRINTK(DRV, ERR, "pattern test reg %04X failed: got "\
1134 "0x%08X expected 0x%08X\n", \
1135 R, val, (_test[pat] & W & M)); \
1136 *data = R; \
1137 writel(before, adapter->hw.hw_addr + R); \
1138 return 1; \
1139 } \
1140 writel(before, adapter->hw.hw_addr + R); \
1141 } \
1142}
1143
1144#define REG_SET_AND_CHECK(R, M, W) \
1145{ \
1146 u32 val, before; \
1147 before = readl(adapter->hw.hw_addr + R); \
1148 writel((W & M), (adapter->hw.hw_addr + R)); \
1149 val = readl(adapter->hw.hw_addr + R); \
1150 if ((W & M) != (val & M)) { \
1151 DPRINTK(DRV, ERR, "set/check reg %04X test failed: got 0x%08X "\
1152 "expected 0x%08X\n", R, (val & M), (W & M)); \
1153 *data = R; \
1154 writel(before, (adapter->hw.hw_addr + R)); \
1155 return 1; \
1156 } \
1157 writel(before, (adapter->hw.hw_addr + R)); \
1158}
1159
1160static int ixgbe_reg_test(struct ixgbe_adapter *adapter, u64 *data)
1161{
1162 struct ixgbe_reg_test *test;
1163 u32 value, before, after;
1164 u32 i, toggle;
1165
1166 if (adapter->hw.mac.type == ixgbe_mac_82599EB) {
1167 toggle = 0x7FFFF30F;
1168 test = reg_test_82599;
1169 } else {
1170 toggle = 0x7FFFF3FF;
1171 test = reg_test_82598;
1172 }
1173
1174 /*
1175 * Because the status register is such a special case,
1176 * we handle it separately from the rest of the register
1177 * tests. Some bits are read-only, some toggle, and some
1178 * are writeable on newer MACs.
1179 */
1180 before = IXGBE_READ_REG(&adapter->hw, IXGBE_STATUS);
1181 value = (IXGBE_READ_REG(&adapter->hw, IXGBE_STATUS) & toggle);
1182 IXGBE_WRITE_REG(&adapter->hw, IXGBE_STATUS, toggle);
1183 after = IXGBE_READ_REG(&adapter->hw, IXGBE_STATUS) & toggle;
1184 if (value != after) {
1185 DPRINTK(DRV, ERR, "failed STATUS register test got: "
1186 "0x%08X expected: 0x%08X\n", after, value);
1187 *data = 1;
1188 return 1;
1189 }
1190 /* restore previous status */
1191 IXGBE_WRITE_REG(&adapter->hw, IXGBE_STATUS, before);
1192
1193 /*
1194 * Perform the remainder of the register test, looping through
1195 * the test table until we either fail or reach the null entry.
1196 */
1197 while (test->reg) {
1198 for (i = 0; i < test->array_len; i++) {
1199 switch (test->test_type) {
1200 case PATTERN_TEST:
1201 REG_PATTERN_TEST(test->reg + (i * 0x40),
1202 test->mask,
1203 test->write);
1204 break;
1205 case SET_READ_TEST:
1206 REG_SET_AND_CHECK(test->reg + (i * 0x40),
1207 test->mask,
1208 test->write);
1209 break;
1210 case WRITE_NO_TEST:
1211 writel(test->write,
1212 (adapter->hw.hw_addr + test->reg)
1213 + (i * 0x40));
1214 break;
1215 case TABLE32_TEST:
1216 REG_PATTERN_TEST(test->reg + (i * 4),
1217 test->mask,
1218 test->write);
1219 break;
1220 case TABLE64_TEST_LO:
1221 REG_PATTERN_TEST(test->reg + (i * 8),
1222 test->mask,
1223 test->write);
1224 break;
1225 case TABLE64_TEST_HI:
1226 REG_PATTERN_TEST((test->reg + 4) + (i * 8),
1227 test->mask,
1228 test->write);
1229 break;
1230 }
1231 }
1232 test++;
1233 }
1234
1235 *data = 0;
1236 return 0;
1237}
1238
1239static int ixgbe_eeprom_test(struct ixgbe_adapter *adapter, u64 *data)
1240{
1241 struct ixgbe_hw *hw = &adapter->hw;
1242 if (hw->eeprom.ops.validate_checksum(hw, NULL))
1243 *data = 1;
1244 else
1245 *data = 0;
1246 return *data;
1247}
1248
1249static irqreturn_t ixgbe_test_intr(int irq, void *data)
1250{
1251 struct net_device *netdev = (struct net_device *) data;
1252 struct ixgbe_adapter *adapter = netdev_priv(netdev);
1253
1254 adapter->test_icr |= IXGBE_READ_REG(&adapter->hw, IXGBE_EICR);
1255
1256 return IRQ_HANDLED;
1257}
1258
1259static int ixgbe_intr_test(struct ixgbe_adapter *adapter, u64 *data)
1260{
1261 struct net_device *netdev = adapter->netdev;
1262 u32 mask, i = 0, shared_int = true;
1263 u32 irq = adapter->pdev->irq;
1264
1265 *data = 0;
1266
1267 /* Hook up test interrupt handler just for this test */
1268 if (adapter->msix_entries) {
1269 /* NOTE: we don't test MSI-X interrupts here, yet */
1270 return 0;
1271 } else if (adapter->flags & IXGBE_FLAG_MSI_ENABLED) {
1272 shared_int = false;
1273 if (request_irq(irq, &ixgbe_test_intr, 0, netdev->name,
1274 netdev)) {
1275 *data = 1;
1276 return -1;
1277 }
1278 } else if (!request_irq(irq, &ixgbe_test_intr, IRQF_PROBE_SHARED,
1279 netdev->name, netdev)) {
1280 shared_int = false;
1281 } else if (request_irq(irq, &ixgbe_test_intr, IRQF_SHARED,
1282 netdev->name, netdev)) {
1283 *data = 1;
1284 return -1;
1285 }
1286 DPRINTK(HW, INFO, "testing %s interrupt\n",
1287 (shared_int ? "shared" : "unshared"));
1288
1289 /* Disable all the interrupts */
1290 IXGBE_WRITE_REG(&adapter->hw, IXGBE_EIMC, 0xFFFFFFFF);
1291 msleep(10);
1292
1293 /* Test each interrupt */
1294 for (; i < 10; i++) {
1295 /* Interrupt to test */
1296 mask = 1 << i;
1297
1298 if (!shared_int) {
1299 /*
1300 * Disable the interrupts to be reported in
1301 * the cause register and then force the same
1302 * interrupt and see if one gets posted. If
1303 * an interrupt was posted to the bus, the
1304 * test failed.
1305 */
1306 adapter->test_icr = 0;
1307 IXGBE_WRITE_REG(&adapter->hw, IXGBE_EIMC,
1308 ~mask & 0x00007FFF);
1309 IXGBE_WRITE_REG(&adapter->hw, IXGBE_EICS,
1310 ~mask & 0x00007FFF);
1311 msleep(10);
1312
1313 if (adapter->test_icr & mask) {
1314 *data = 3;
1315 break;
1316 }
1317 }
1318
1319 /*
1320 * Enable the interrupt to be reported in the cause
1321 * register and then force the same interrupt and see
1322 * if one gets posted. If an interrupt was not posted
1323 * to the bus, the test failed.
1324 */
1325 adapter->test_icr = 0;
1326 IXGBE_WRITE_REG(&adapter->hw, IXGBE_EIMS, mask);
1327 IXGBE_WRITE_REG(&adapter->hw, IXGBE_EICS, mask);
1328 msleep(10);
1329
1330 if (!(adapter->test_icr &mask)) {
1331 *data = 4;
1332 break;
1333 }
1334
1335 if (!shared_int) {
1336 /*
1337 * Disable the other interrupts to be reported in
1338 * the cause register and then force the other
1339 * interrupts and see if any get posted. If
1340 * an interrupt was posted to the bus, the
1341 * test failed.
1342 */
1343 adapter->test_icr = 0;
1344 IXGBE_WRITE_REG(&adapter->hw, IXGBE_EIMC,
1345 ~mask & 0x00007FFF);
1346 IXGBE_WRITE_REG(&adapter->hw, IXGBE_EICS,
1347 ~mask & 0x00007FFF);
1348 msleep(10);
1349
1350 if (adapter->test_icr) {
1351 *data = 5;
1352 break;
1353 }
1354 }
1355 }
1356
1357 /* Disable all the interrupts */
1358 IXGBE_WRITE_REG(&adapter->hw, IXGBE_EIMC, 0xFFFFFFFF);
1359 msleep(10);
1360
1361 /* Unhook test interrupt handler */
1362 free_irq(irq, netdev);
1363
1364 return *data;
1365}
1366
1367static void ixgbe_free_desc_rings(struct ixgbe_adapter *adapter)
1368{
1369 struct ixgbe_ring *tx_ring = &adapter->test_tx_ring;
1370 struct ixgbe_ring *rx_ring = &adapter->test_rx_ring;
1371 struct ixgbe_hw *hw = &adapter->hw;
1372 struct pci_dev *pdev = adapter->pdev;
1373 u32 reg_ctl;
1374 int i;
1375
1376 /* shut down the DMA engines now so they can be reinitialized later */
1377
1378 /* first Rx */
1379 reg_ctl = IXGBE_READ_REG(hw, IXGBE_RXCTRL);
1380 reg_ctl &= ~IXGBE_RXCTRL_RXEN;
1381 IXGBE_WRITE_REG(hw, IXGBE_RXCTRL, reg_ctl);
1382 reg_ctl = IXGBE_READ_REG(hw, IXGBE_RXDCTL(0));
1383 reg_ctl &= ~IXGBE_RXDCTL_ENABLE;
1384 IXGBE_WRITE_REG(hw, IXGBE_RXDCTL(0), reg_ctl);
1385
1386 /* now Tx */
1387 reg_ctl = IXGBE_READ_REG(hw, IXGBE_TXDCTL(0));
1388 reg_ctl &= ~IXGBE_TXDCTL_ENABLE;
1389 IXGBE_WRITE_REG(hw, IXGBE_TXDCTL(0), reg_ctl);
1390 if (hw->mac.type == ixgbe_mac_82599EB) {
1391 reg_ctl = IXGBE_READ_REG(hw, IXGBE_DMATXCTL);
1392 reg_ctl &= ~IXGBE_DMATXCTL_TE;
1393 IXGBE_WRITE_REG(hw, IXGBE_DMATXCTL, reg_ctl);
1394 }
1395
1396 ixgbe_reset(adapter);
1397
1398 if (tx_ring->desc && tx_ring->tx_buffer_info) {
1399 for (i = 0; i < tx_ring->count; i++) {
1400 struct ixgbe_tx_buffer *buf =
1401 &(tx_ring->tx_buffer_info[i]);
1402 if (buf->dma)
1403 pci_unmap_single(pdev, buf->dma, buf->length,
1404 PCI_DMA_TODEVICE);
1405 if (buf->skb)
1406 dev_kfree_skb(buf->skb);
1407 }
1408 }
1409
1410 if (rx_ring->desc && rx_ring->rx_buffer_info) {
1411 for (i = 0; i < rx_ring->count; i++) {
1412 struct ixgbe_rx_buffer *buf =
1413 &(rx_ring->rx_buffer_info[i]);
1414 if (buf->dma)
1415 pci_unmap_single(pdev, buf->dma,
1416 IXGBE_RXBUFFER_2048,
1417 PCI_DMA_FROMDEVICE);
1418 if (buf->skb)
1419 dev_kfree_skb(buf->skb);
1420 }
1421 }
1422
1423 if (tx_ring->desc) {
1424 pci_free_consistent(pdev, tx_ring->size, tx_ring->desc,
1425 tx_ring->dma);
1426 tx_ring->desc = NULL;
1427 }
1428 if (rx_ring->desc) {
1429 pci_free_consistent(pdev, rx_ring->size, rx_ring->desc,
1430 rx_ring->dma);
1431 rx_ring->desc = NULL;
1432 }
1433
1434 kfree(tx_ring->tx_buffer_info);
1435 tx_ring->tx_buffer_info = NULL;
1436 kfree(rx_ring->rx_buffer_info);
1437 rx_ring->rx_buffer_info = NULL;
1438
1439 return;
1440}
1441
1442static int ixgbe_setup_desc_rings(struct ixgbe_adapter *adapter)
1443{
1444 struct ixgbe_ring *tx_ring = &adapter->test_tx_ring;
1445 struct ixgbe_ring *rx_ring = &adapter->test_rx_ring;
1446 struct pci_dev *pdev = adapter->pdev;
1447 u32 rctl, reg_data;
1448 int i, ret_val;
1449
1450 /* Setup Tx descriptor ring and Tx buffers */
1451
1452 if (!tx_ring->count)
1453 tx_ring->count = IXGBE_DEFAULT_TXD;
1454
1455 tx_ring->tx_buffer_info = kcalloc(tx_ring->count,
1456 sizeof(struct ixgbe_tx_buffer),
1457 GFP_KERNEL);
1458 if (!(tx_ring->tx_buffer_info)) {
1459 ret_val = 1;
1460 goto err_nomem;
1461 }
1462
Peter P Waskiewicz Jrf4ec4432009-07-16 15:50:12 +00001463 tx_ring->size = tx_ring->count * sizeof(union ixgbe_adv_tx_desc);
Peter P Waskiewicz Jrda4dd0f2009-06-04 11:10:35 +00001464 tx_ring->size = ALIGN(tx_ring->size, 4096);
1465 if (!(tx_ring->desc = pci_alloc_consistent(pdev, tx_ring->size,
1466 &tx_ring->dma))) {
1467 ret_val = 2;
1468 goto err_nomem;
1469 }
1470 tx_ring->next_to_use = tx_ring->next_to_clean = 0;
1471
1472 IXGBE_WRITE_REG(&adapter->hw, IXGBE_TDBAL(0),
1473 ((u64) tx_ring->dma & 0x00000000FFFFFFFF));
1474 IXGBE_WRITE_REG(&adapter->hw, IXGBE_TDBAH(0),
1475 ((u64) tx_ring->dma >> 32));
1476 IXGBE_WRITE_REG(&adapter->hw, IXGBE_TDLEN(0),
Peter P Waskiewicz Jrf4ec4432009-07-16 15:50:12 +00001477 tx_ring->count * sizeof(union ixgbe_adv_tx_desc));
Peter P Waskiewicz Jrda4dd0f2009-06-04 11:10:35 +00001478 IXGBE_WRITE_REG(&adapter->hw, IXGBE_TDH(0), 0);
1479 IXGBE_WRITE_REG(&adapter->hw, IXGBE_TDT(0), 0);
1480
1481 reg_data = IXGBE_READ_REG(&adapter->hw, IXGBE_HLREG0);
1482 reg_data |= IXGBE_HLREG0_TXPADEN;
1483 IXGBE_WRITE_REG(&adapter->hw, IXGBE_HLREG0, reg_data);
1484
1485 if (adapter->hw.mac.type == ixgbe_mac_82599EB) {
1486 reg_data = IXGBE_READ_REG(&adapter->hw, IXGBE_DMATXCTL);
1487 reg_data |= IXGBE_DMATXCTL_TE;
1488 IXGBE_WRITE_REG(&adapter->hw, IXGBE_DMATXCTL, reg_data);
1489 }
1490 reg_data = IXGBE_READ_REG(&adapter->hw, IXGBE_TXDCTL(0));
1491 reg_data |= IXGBE_TXDCTL_ENABLE;
1492 IXGBE_WRITE_REG(&adapter->hw, IXGBE_TXDCTL(0), reg_data);
1493
1494 for (i = 0; i < tx_ring->count; i++) {
Peter P Waskiewicz Jrf4ec4432009-07-16 15:50:12 +00001495 union ixgbe_adv_tx_desc *desc = IXGBE_TX_DESC_ADV(*tx_ring, i);
Peter P Waskiewicz Jrda4dd0f2009-06-04 11:10:35 +00001496 struct sk_buff *skb;
1497 unsigned int size = 1024;
1498
1499 skb = alloc_skb(size, GFP_KERNEL);
1500 if (!skb) {
1501 ret_val = 3;
1502 goto err_nomem;
1503 }
1504 skb_put(skb, size);
1505 tx_ring->tx_buffer_info[i].skb = skb;
1506 tx_ring->tx_buffer_info[i].length = skb->len;
1507 tx_ring->tx_buffer_info[i].dma =
1508 pci_map_single(pdev, skb->data, skb->len,
Peter P Waskiewicz Jrf4ec4432009-07-16 15:50:12 +00001509 PCI_DMA_TODEVICE);
1510 desc->read.buffer_addr =
1511 cpu_to_le64(tx_ring->tx_buffer_info[i].dma);
1512 desc->read.cmd_type_len = cpu_to_le32(skb->len);
1513 desc->read.cmd_type_len |= cpu_to_le32(IXGBE_TXD_CMD_EOP |
1514 IXGBE_TXD_CMD_IFCS |
1515 IXGBE_TXD_CMD_RS);
1516 desc->read.olinfo_status = 0;
1517 if (adapter->hw.mac.type == ixgbe_mac_82599EB)
1518 desc->read.olinfo_status |=
1519 (skb->len << IXGBE_ADVTXD_PAYLEN_SHIFT);
1520
Peter P Waskiewicz Jrda4dd0f2009-06-04 11:10:35 +00001521 }
1522
1523 /* Setup Rx Descriptor ring and Rx buffers */
1524
1525 if (!rx_ring->count)
1526 rx_ring->count = IXGBE_DEFAULT_RXD;
1527
1528 rx_ring->rx_buffer_info = kcalloc(rx_ring->count,
1529 sizeof(struct ixgbe_rx_buffer),
1530 GFP_KERNEL);
1531 if (!(rx_ring->rx_buffer_info)) {
1532 ret_val = 4;
1533 goto err_nomem;
1534 }
1535
Peter P Waskiewicz Jrf4ec4432009-07-16 15:50:12 +00001536 rx_ring->size = rx_ring->count * sizeof(union ixgbe_adv_rx_desc);
Peter P Waskiewicz Jrda4dd0f2009-06-04 11:10:35 +00001537 rx_ring->size = ALIGN(rx_ring->size, 4096);
1538 if (!(rx_ring->desc = pci_alloc_consistent(pdev, rx_ring->size,
1539 &rx_ring->dma))) {
1540 ret_val = 5;
1541 goto err_nomem;
1542 }
1543 rx_ring->next_to_use = rx_ring->next_to_clean = 0;
1544
1545 rctl = IXGBE_READ_REG(&adapter->hw, IXGBE_RXCTRL);
1546 IXGBE_WRITE_REG(&adapter->hw, IXGBE_RXCTRL, rctl & ~IXGBE_RXCTRL_RXEN);
1547 IXGBE_WRITE_REG(&adapter->hw, IXGBE_RDBAL(0),
1548 ((u64)rx_ring->dma & 0xFFFFFFFF));
1549 IXGBE_WRITE_REG(&adapter->hw, IXGBE_RDBAH(0),
1550 ((u64) rx_ring->dma >> 32));
1551 IXGBE_WRITE_REG(&adapter->hw, IXGBE_RDLEN(0), rx_ring->size);
1552 IXGBE_WRITE_REG(&adapter->hw, IXGBE_RDH(0), 0);
1553 IXGBE_WRITE_REG(&adapter->hw, IXGBE_RDT(0), 0);
1554
1555 reg_data = IXGBE_READ_REG(&adapter->hw, IXGBE_FCTRL);
1556 reg_data |= IXGBE_FCTRL_BAM | IXGBE_FCTRL_SBP | IXGBE_FCTRL_MPE;
1557 IXGBE_WRITE_REG(&adapter->hw, IXGBE_FCTRL, reg_data);
1558
1559 reg_data = IXGBE_READ_REG(&adapter->hw, IXGBE_HLREG0);
1560 reg_data &= ~IXGBE_HLREG0_LPBK;
1561 IXGBE_WRITE_REG(&adapter->hw, IXGBE_HLREG0, reg_data);
1562
1563 reg_data = IXGBE_READ_REG(&adapter->hw, IXGBE_RDRXCTL);
1564#define IXGBE_RDRXCTL_RDMTS_MASK 0x00000003 /* Receive Descriptor Minimum
1565 Threshold Size mask */
1566 reg_data &= ~IXGBE_RDRXCTL_RDMTS_MASK;
1567 IXGBE_WRITE_REG(&adapter->hw, IXGBE_RDRXCTL, reg_data);
1568
1569 reg_data = IXGBE_READ_REG(&adapter->hw, IXGBE_MCSTCTRL);
1570#define IXGBE_MCSTCTRL_MO_MASK 0x00000003 /* Multicast Offset mask */
1571 reg_data &= ~IXGBE_MCSTCTRL_MO_MASK;
1572 reg_data |= adapter->hw.mac.mc_filter_type;
1573 IXGBE_WRITE_REG(&adapter->hw, IXGBE_MCSTCTRL, reg_data);
1574
1575 reg_data = IXGBE_READ_REG(&adapter->hw, IXGBE_RXDCTL(0));
1576 reg_data |= IXGBE_RXDCTL_ENABLE;
1577 IXGBE_WRITE_REG(&adapter->hw, IXGBE_RXDCTL(0), reg_data);
1578 if (adapter->hw.mac.type == ixgbe_mac_82599EB) {
1579 int j = adapter->rx_ring[0].reg_idx;
1580 u32 k;
1581 for (k = 0; k < 10; k++) {
1582 if (IXGBE_READ_REG(&adapter->hw,
1583 IXGBE_RXDCTL(j)) & IXGBE_RXDCTL_ENABLE)
1584 break;
1585 else
1586 msleep(1);
1587 }
1588 }
1589
1590 rctl |= IXGBE_RXCTRL_RXEN | IXGBE_RXCTRL_DMBYPS;
1591 IXGBE_WRITE_REG(&adapter->hw, IXGBE_RXCTRL, rctl);
1592
1593 for (i = 0; i < rx_ring->count; i++) {
Peter P Waskiewicz Jrf4ec4432009-07-16 15:50:12 +00001594 union ixgbe_adv_rx_desc *rx_desc =
1595 IXGBE_RX_DESC_ADV(*rx_ring, i);
Peter P Waskiewicz Jrda4dd0f2009-06-04 11:10:35 +00001596 struct sk_buff *skb;
1597
1598 skb = alloc_skb(IXGBE_RXBUFFER_2048 + NET_IP_ALIGN, GFP_KERNEL);
1599 if (!skb) {
1600 ret_val = 6;
1601 goto err_nomem;
1602 }
1603 skb_reserve(skb, NET_IP_ALIGN);
1604 rx_ring->rx_buffer_info[i].skb = skb;
1605 rx_ring->rx_buffer_info[i].dma =
1606 pci_map_single(pdev, skb->data, IXGBE_RXBUFFER_2048,
1607 PCI_DMA_FROMDEVICE);
Peter P Waskiewicz Jrf4ec4432009-07-16 15:50:12 +00001608 rx_desc->read.pkt_addr =
Peter P Waskiewicz Jrda4dd0f2009-06-04 11:10:35 +00001609 cpu_to_le64(rx_ring->rx_buffer_info[i].dma);
1610 memset(skb->data, 0x00, skb->len);
1611 }
1612
1613 return 0;
1614
1615err_nomem:
1616 ixgbe_free_desc_rings(adapter);
1617 return ret_val;
1618}
1619
1620static int ixgbe_setup_loopback_test(struct ixgbe_adapter *adapter)
1621{
1622 struct ixgbe_hw *hw = &adapter->hw;
1623 u32 reg_data;
1624
1625 /* right now we only support MAC loopback in the driver */
1626
1627 /* Setup MAC loopback */
1628 reg_data = IXGBE_READ_REG(&adapter->hw, IXGBE_HLREG0);
1629 reg_data |= IXGBE_HLREG0_LPBK;
1630 IXGBE_WRITE_REG(&adapter->hw, IXGBE_HLREG0, reg_data);
1631
1632 reg_data = IXGBE_READ_REG(&adapter->hw, IXGBE_AUTOC);
1633 reg_data &= ~IXGBE_AUTOC_LMS_MASK;
1634 reg_data |= IXGBE_AUTOC_LMS_10G_LINK_NO_AN | IXGBE_AUTOC_FLU;
1635 IXGBE_WRITE_REG(&adapter->hw, IXGBE_AUTOC, reg_data);
1636
1637 /* Disable Atlas Tx lanes; re-enabled in reset path */
1638 if (hw->mac.type == ixgbe_mac_82598EB) {
1639 u8 atlas;
1640
1641 hw->mac.ops.read_analog_reg8(hw, IXGBE_ATLAS_PDN_LPBK, &atlas);
1642 atlas |= IXGBE_ATLAS_PDN_TX_REG_EN;
1643 hw->mac.ops.write_analog_reg8(hw, IXGBE_ATLAS_PDN_LPBK, atlas);
1644
1645 hw->mac.ops.read_analog_reg8(hw, IXGBE_ATLAS_PDN_10G, &atlas);
1646 atlas |= IXGBE_ATLAS_PDN_TX_10G_QL_ALL;
1647 hw->mac.ops.write_analog_reg8(hw, IXGBE_ATLAS_PDN_10G, atlas);
1648
1649 hw->mac.ops.read_analog_reg8(hw, IXGBE_ATLAS_PDN_1G, &atlas);
1650 atlas |= IXGBE_ATLAS_PDN_TX_1G_QL_ALL;
1651 hw->mac.ops.write_analog_reg8(hw, IXGBE_ATLAS_PDN_1G, atlas);
1652
1653 hw->mac.ops.read_analog_reg8(hw, IXGBE_ATLAS_PDN_AN, &atlas);
1654 atlas |= IXGBE_ATLAS_PDN_TX_AN_QL_ALL;
1655 hw->mac.ops.write_analog_reg8(hw, IXGBE_ATLAS_PDN_AN, atlas);
1656 }
1657
1658 return 0;
1659}
1660
1661static void ixgbe_loopback_cleanup(struct ixgbe_adapter *adapter)
1662{
1663 u32 reg_data;
1664
1665 reg_data = IXGBE_READ_REG(&adapter->hw, IXGBE_HLREG0);
1666 reg_data &= ~IXGBE_HLREG0_LPBK;
1667 IXGBE_WRITE_REG(&adapter->hw, IXGBE_HLREG0, reg_data);
1668}
1669
1670static void ixgbe_create_lbtest_frame(struct sk_buff *skb,
1671 unsigned int frame_size)
1672{
1673 memset(skb->data, 0xFF, frame_size);
1674 frame_size &= ~1;
1675 memset(&skb->data[frame_size / 2], 0xAA, frame_size / 2 - 1);
1676 memset(&skb->data[frame_size / 2 + 10], 0xBE, 1);
1677 memset(&skb->data[frame_size / 2 + 12], 0xAF, 1);
1678}
1679
1680static int ixgbe_check_lbtest_frame(struct sk_buff *skb,
1681 unsigned int frame_size)
1682{
1683 frame_size &= ~1;
1684 if (*(skb->data + 3) == 0xFF) {
1685 if ((*(skb->data + frame_size / 2 + 10) == 0xBE) &&
1686 (*(skb->data + frame_size / 2 + 12) == 0xAF)) {
1687 return 0;
1688 }
1689 }
1690 return 13;
1691}
1692
1693static int ixgbe_run_loopback_test(struct ixgbe_adapter *adapter)
1694{
1695 struct ixgbe_ring *tx_ring = &adapter->test_tx_ring;
1696 struct ixgbe_ring *rx_ring = &adapter->test_rx_ring;
1697 struct pci_dev *pdev = adapter->pdev;
1698 int i, j, k, l, lc, good_cnt, ret_val = 0;
1699 unsigned long time;
1700
1701 IXGBE_WRITE_REG(&adapter->hw, IXGBE_RDT(0), rx_ring->count - 1);
1702
1703 /*
1704 * Calculate the loop count based on the largest descriptor ring
1705 * The idea is to wrap the largest ring a number of times using 64
1706 * send/receive pairs during each loop
1707 */
1708
1709 if (rx_ring->count <= tx_ring->count)
1710 lc = ((tx_ring->count / 64) * 2) + 1;
1711 else
1712 lc = ((rx_ring->count / 64) * 2) + 1;
1713
1714 k = l = 0;
1715 for (j = 0; j <= lc; j++) {
1716 for (i = 0; i < 64; i++) {
1717 ixgbe_create_lbtest_frame(
1718 tx_ring->tx_buffer_info[k].skb,
1719 1024);
1720 pci_dma_sync_single_for_device(pdev,
1721 tx_ring->tx_buffer_info[k].dma,
1722 tx_ring->tx_buffer_info[k].length,
1723 PCI_DMA_TODEVICE);
1724 if (unlikely(++k == tx_ring->count))
1725 k = 0;
1726 }
1727 IXGBE_WRITE_REG(&adapter->hw, IXGBE_TDT(0), k);
1728 msleep(200);
1729 /* set the start time for the receive */
1730 time = jiffies;
1731 good_cnt = 0;
1732 do {
1733 /* receive the sent packets */
1734 pci_dma_sync_single_for_cpu(pdev,
1735 rx_ring->rx_buffer_info[l].dma,
1736 IXGBE_RXBUFFER_2048,
1737 PCI_DMA_FROMDEVICE);
1738 ret_val = ixgbe_check_lbtest_frame(
1739 rx_ring->rx_buffer_info[l].skb, 1024);
1740 if (!ret_val)
1741 good_cnt++;
1742 if (++l == rx_ring->count)
1743 l = 0;
1744 /*
1745 * time + 20 msecs (200 msecs on 2.4) is more than
1746 * enough time to complete the receives, if it's
1747 * exceeded, break and error off
1748 */
1749 } while (good_cnt < 64 && jiffies < (time + 20));
1750 if (good_cnt != 64) {
1751 /* ret_val is the same as mis-compare */
1752 ret_val = 13;
1753 break;
1754 }
1755 if (jiffies >= (time + 20)) {
1756 /* Error code for time out error */
1757 ret_val = 14;
1758 break;
1759 }
1760 }
1761
1762 return ret_val;
1763}
1764
1765static int ixgbe_loopback_test(struct ixgbe_adapter *adapter, u64 *data)
1766{
1767 *data = ixgbe_setup_desc_rings(adapter);
1768 if (*data)
1769 goto out;
1770 *data = ixgbe_setup_loopback_test(adapter);
1771 if (*data)
1772 goto err_loopback;
1773 *data = ixgbe_run_loopback_test(adapter);
1774 ixgbe_loopback_cleanup(adapter);
1775
1776err_loopback:
1777 ixgbe_free_desc_rings(adapter);
1778out:
1779 return *data;
1780}
1781
1782static void ixgbe_diag_test(struct net_device *netdev,
1783 struct ethtool_test *eth_test, u64 *data)
1784{
1785 struct ixgbe_adapter *adapter = netdev_priv(netdev);
1786 bool if_running = netif_running(netdev);
1787
1788 set_bit(__IXGBE_TESTING, &adapter->state);
1789 if (eth_test->flags == ETH_TEST_FL_OFFLINE) {
1790 /* Offline tests */
1791
1792 DPRINTK(HW, INFO, "offline testing starting\n");
1793
1794 /* Link test performed before hardware reset so autoneg doesn't
1795 * interfere with test result */
1796 if (ixgbe_link_test(adapter, &data[4]))
1797 eth_test->flags |= ETH_TEST_FL_FAILED;
1798
1799 if (if_running)
1800 /* indicate we're in test mode */
1801 dev_close(netdev);
1802 else
1803 ixgbe_reset(adapter);
1804
1805 DPRINTK(HW, INFO, "register testing starting\n");
1806 if (ixgbe_reg_test(adapter, &data[0]))
1807 eth_test->flags |= ETH_TEST_FL_FAILED;
1808
1809 ixgbe_reset(adapter);
1810 DPRINTK(HW, INFO, "eeprom testing starting\n");
1811 if (ixgbe_eeprom_test(adapter, &data[1]))
1812 eth_test->flags |= ETH_TEST_FL_FAILED;
1813
1814 ixgbe_reset(adapter);
1815 DPRINTK(HW, INFO, "interrupt testing starting\n");
1816 if (ixgbe_intr_test(adapter, &data[2]))
1817 eth_test->flags |= ETH_TEST_FL_FAILED;
1818
1819 ixgbe_reset(adapter);
1820 DPRINTK(HW, INFO, "loopback testing starting\n");
1821 if (ixgbe_loopback_test(adapter, &data[3]))
1822 eth_test->flags |= ETH_TEST_FL_FAILED;
1823
1824 ixgbe_reset(adapter);
1825
1826 clear_bit(__IXGBE_TESTING, &adapter->state);
1827 if (if_running)
1828 dev_open(netdev);
1829 } else {
1830 DPRINTK(HW, INFO, "online testing starting\n");
1831 /* Online tests */
1832 if (ixgbe_link_test(adapter, &data[4]))
1833 eth_test->flags |= ETH_TEST_FL_FAILED;
1834
1835 /* Online tests aren't run; pass by default */
1836 data[0] = 0;
1837 data[1] = 0;
1838 data[2] = 0;
1839 data[3] = 0;
1840
1841 clear_bit(__IXGBE_TESTING, &adapter->state);
1842 }
1843 msleep_interruptible(4 * 1000);
1844}
Auke Kok9a799d72007-09-15 14:07:45 -07001845
Alexander Duyckd6c519e2009-04-08 13:20:50 +00001846static int ixgbe_wol_exclusion(struct ixgbe_adapter *adapter,
1847 struct ethtool_wolinfo *wol)
1848{
1849 struct ixgbe_hw *hw = &adapter->hw;
1850 int retval = 1;
1851
1852 switch(hw->device_id) {
1853 case IXGBE_DEV_ID_82599_KX4:
1854 retval = 0;
1855 break;
1856 default:
1857 wol->supported = 0;
Alexander Duyckd6c519e2009-04-08 13:20:50 +00001858 }
1859
1860 return retval;
1861}
1862
Auke Kok9a799d72007-09-15 14:07:45 -07001863static void ixgbe_get_wol(struct net_device *netdev,
Peter P Waskiewiczb4617242008-09-11 20:04:46 -07001864 struct ethtool_wolinfo *wol)
Auke Kok9a799d72007-09-15 14:07:45 -07001865{
PJ Waskiewicze63d9762009-03-19 01:23:46 +00001866 struct ixgbe_adapter *adapter = netdev_priv(netdev);
1867
1868 wol->supported = WAKE_UCAST | WAKE_MCAST |
1869 WAKE_BCAST | WAKE_MAGIC;
Auke Kok9a799d72007-09-15 14:07:45 -07001870 wol->wolopts = 0;
1871
Alexander Duyckd6c519e2009-04-08 13:20:50 +00001872 if (ixgbe_wol_exclusion(adapter, wol) ||
1873 !device_can_wakeup(&adapter->pdev->dev))
PJ Waskiewicze63d9762009-03-19 01:23:46 +00001874 return;
1875
1876 if (adapter->wol & IXGBE_WUFC_EX)
1877 wol->wolopts |= WAKE_UCAST;
1878 if (adapter->wol & IXGBE_WUFC_MC)
1879 wol->wolopts |= WAKE_MCAST;
1880 if (adapter->wol & IXGBE_WUFC_BC)
1881 wol->wolopts |= WAKE_BCAST;
1882 if (adapter->wol & IXGBE_WUFC_MAG)
1883 wol->wolopts |= WAKE_MAGIC;
1884
Auke Kok9a799d72007-09-15 14:07:45 -07001885 return;
1886}
1887
PJ Waskiewicze63d9762009-03-19 01:23:46 +00001888static int ixgbe_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
1889{
1890 struct ixgbe_adapter *adapter = netdev_priv(netdev);
1891
1892 if (wol->wolopts & (WAKE_PHY | WAKE_ARP | WAKE_MAGICSECURE))
1893 return -EOPNOTSUPP;
1894
Alexander Duyckd6c519e2009-04-08 13:20:50 +00001895 if (ixgbe_wol_exclusion(adapter, wol))
1896 return wol->wolopts ? -EOPNOTSUPP : 0;
1897
PJ Waskiewicze63d9762009-03-19 01:23:46 +00001898 adapter->wol = 0;
1899
1900 if (wol->wolopts & WAKE_UCAST)
1901 adapter->wol |= IXGBE_WUFC_EX;
1902 if (wol->wolopts & WAKE_MCAST)
1903 adapter->wol |= IXGBE_WUFC_MC;
1904 if (wol->wolopts & WAKE_BCAST)
1905 adapter->wol |= IXGBE_WUFC_BC;
1906 if (wol->wolopts & WAKE_MAGIC)
1907 adapter->wol |= IXGBE_WUFC_MAG;
1908
1909 device_set_wakeup_enable(&adapter->pdev->dev, adapter->wol);
1910
1911 return 0;
1912}
1913
Auke Kok9a799d72007-09-15 14:07:45 -07001914static int ixgbe_nway_reset(struct net_device *netdev)
1915{
1916 struct ixgbe_adapter *adapter = netdev_priv(netdev);
1917
Ayyappan Veeraiyand4f80882008-02-01 15:58:41 -08001918 if (netif_running(netdev))
1919 ixgbe_reinit_locked(adapter);
Auke Kok9a799d72007-09-15 14:07:45 -07001920
1921 return 0;
1922}
1923
1924static int ixgbe_phys_id(struct net_device *netdev, u32 data)
1925{
1926 struct ixgbe_adapter *adapter = netdev_priv(netdev);
Jesse Brandeburgc44ade92008-09-11 19:59:59 -07001927 struct ixgbe_hw *hw = &adapter->hw;
1928 u32 led_reg = IXGBE_READ_REG(hw, IXGBE_LEDCTL);
Auke Kok9a799d72007-09-15 14:07:45 -07001929 u32 i;
1930
1931 if (!data || data > 300)
1932 data = 300;
1933
1934 for (i = 0; i < (data * 1000); i += 400) {
Jesse Brandeburgc44ade92008-09-11 19:59:59 -07001935 hw->mac.ops.led_on(hw, IXGBE_LED_ON);
Auke Kok9a799d72007-09-15 14:07:45 -07001936 msleep_interruptible(200);
Jesse Brandeburgc44ade92008-09-11 19:59:59 -07001937 hw->mac.ops.led_off(hw, IXGBE_LED_ON);
Auke Kok9a799d72007-09-15 14:07:45 -07001938 msleep_interruptible(200);
1939 }
1940
1941 /* Restore LED settings */
1942 IXGBE_WRITE_REG(&adapter->hw, IXGBE_LEDCTL, led_reg);
1943
1944 return 0;
1945}
1946
1947static int ixgbe_get_coalesce(struct net_device *netdev,
Peter P Waskiewiczb4617242008-09-11 20:04:46 -07001948 struct ethtool_coalesce *ec)
Auke Kok9a799d72007-09-15 14:07:45 -07001949{
1950 struct ixgbe_adapter *adapter = netdev_priv(netdev);
1951
Auke Kok9a799d72007-09-15 14:07:45 -07001952 ec->tx_max_coalesced_frames_irq = adapter->tx_ring[0].work_limit;
Jesse Brandeburg30efa5a2008-09-11 19:58:14 -07001953
1954 /* only valid if in constant ITR mode */
Nelson, Shannonf7554a22009-09-18 09:46:06 +00001955 switch (adapter->rx_itr_setting) {
Jesse Brandeburg30efa5a2008-09-11 19:58:14 -07001956 case 0:
1957 /* throttling disabled */
1958 ec->rx_coalesce_usecs = 0;
1959 break;
1960 case 1:
1961 /* dynamic ITR mode */
1962 ec->rx_coalesce_usecs = 1;
1963 break;
1964 default:
1965 /* fixed interrupt rate mode */
Nelson, Shannonf7554a22009-09-18 09:46:06 +00001966 ec->rx_coalesce_usecs = 1000000/adapter->rx_eitr_param;
Jesse Brandeburg30efa5a2008-09-11 19:58:14 -07001967 break;
1968 }
Nelson, Shannonf7554a22009-09-18 09:46:06 +00001969
1970 /* only valid if in constant ITR mode */
1971 switch (adapter->tx_itr_setting) {
1972 case 0:
1973 /* throttling disabled */
1974 ec->tx_coalesce_usecs = 0;
1975 break;
1976 case 1:
1977 /* dynamic ITR mode */
1978 ec->tx_coalesce_usecs = 1;
1979 break;
1980 default:
1981 ec->tx_coalesce_usecs = 1000000/adapter->tx_eitr_param;
1982 break;
1983 }
1984
Auke Kok9a799d72007-09-15 14:07:45 -07001985 return 0;
1986}
1987
1988static int ixgbe_set_coalesce(struct net_device *netdev,
Peter P Waskiewiczb4617242008-09-11 20:04:46 -07001989 struct ethtool_coalesce *ec)
Auke Kok9a799d72007-09-15 14:07:45 -07001990{
1991 struct ixgbe_adapter *adapter = netdev_priv(netdev);
Don Skidmore237057a2009-08-11 13:18:14 +00001992 struct ixgbe_q_vector *q_vector;
Jesse Brandeburg30efa5a2008-09-11 19:58:14 -07001993 int i;
Auke Kok9a799d72007-09-15 14:07:45 -07001994
Nelson, Shannonf7554a22009-09-18 09:46:06 +00001995 /*
1996 * don't accept tx specific changes if we've got mixed RxTx vectors
1997 * test and jump out here if needed before changing the rx numbers
1998 */
1999 if ((1000000/ec->tx_coalesce_usecs) != adapter->tx_eitr_param &&
2000 adapter->q_vector[0]->txr_count && adapter->q_vector[0]->rxr_count)
2001 return -EINVAL;
2002
Auke Kok9a799d72007-09-15 14:07:45 -07002003 if (ec->tx_max_coalesced_frames_irq)
Jesse Brandeburg30efa5a2008-09-11 19:58:14 -07002004 adapter->tx_ring[0].work_limit = ec->tx_max_coalesced_frames_irq;
Auke Kok9a799d72007-09-15 14:07:45 -07002005
Jesse Brandeburg30efa5a2008-09-11 19:58:14 -07002006 if (ec->rx_coalesce_usecs > 1) {
Jesse Brandeburg509ee932009-03-13 22:13:28 +00002007 /* check the limits */
2008 if ((1000000/ec->rx_coalesce_usecs > IXGBE_MAX_INT_RATE) ||
2009 (1000000/ec->rx_coalesce_usecs < IXGBE_MIN_INT_RATE))
2010 return -EINVAL;
2011
Jesse Brandeburg30efa5a2008-09-11 19:58:14 -07002012 /* store the value in ints/second */
Nelson, Shannonf7554a22009-09-18 09:46:06 +00002013 adapter->rx_eitr_param = 1000000/ec->rx_coalesce_usecs;
Jesse Brandeburg30efa5a2008-09-11 19:58:14 -07002014
2015 /* static value of interrupt rate */
Nelson, Shannonf7554a22009-09-18 09:46:06 +00002016 adapter->rx_itr_setting = adapter->rx_eitr_param;
Jesse Brandeburg509ee932009-03-13 22:13:28 +00002017 /* clear the lower bit as its used for dynamic state */
Nelson, Shannonf7554a22009-09-18 09:46:06 +00002018 adapter->rx_itr_setting &= ~1;
Jesse Brandeburg30efa5a2008-09-11 19:58:14 -07002019 } else if (ec->rx_coalesce_usecs == 1) {
2020 /* 1 means dynamic mode */
Nelson, Shannonf7554a22009-09-18 09:46:06 +00002021 adapter->rx_eitr_param = 20000;
2022 adapter->rx_itr_setting = 1;
Jesse Brandeburg30efa5a2008-09-11 19:58:14 -07002023 } else {
Jesse Brandeburg509ee932009-03-13 22:13:28 +00002024 /*
2025 * any other value means disable eitr, which is best
2026 * served by setting the interrupt rate very high
2027 */
Peter P Waskiewicz Jr0a924572009-07-30 12:26:00 +00002028 if (adapter->flags2 & IXGBE_FLAG2_RSC_ENABLED)
Nelson, Shannonf7554a22009-09-18 09:46:06 +00002029 adapter->rx_eitr_param = IXGBE_MAX_RSC_INT_RATE;
Peter P Waskiewicz Jr0a924572009-07-30 12:26:00 +00002030 else
Nelson, Shannonf7554a22009-09-18 09:46:06 +00002031 adapter->rx_eitr_param = IXGBE_MAX_INT_RATE;
2032 adapter->rx_itr_setting = 0;
2033 }
2034
2035 if (ec->tx_coalesce_usecs > 1) {
2036 /* check the limits */
2037 if ((1000000/ec->tx_coalesce_usecs > IXGBE_MAX_INT_RATE) ||
2038 (1000000/ec->tx_coalesce_usecs < IXGBE_MIN_INT_RATE))
2039 return -EINVAL;
2040
2041 /* store the value in ints/second */
2042 adapter->tx_eitr_param = 1000000/ec->tx_coalesce_usecs;
2043
2044 /* static value of interrupt rate */
2045 adapter->tx_itr_setting = adapter->tx_eitr_param;
2046
2047 /* clear the lower bit as its used for dynamic state */
2048 adapter->tx_itr_setting &= ~1;
2049 } else if (ec->tx_coalesce_usecs == 1) {
2050 /* 1 means dynamic mode */
2051 adapter->tx_eitr_param = 10000;
2052 adapter->tx_itr_setting = 1;
2053 } else {
2054 adapter->tx_eitr_param = IXGBE_MAX_INT_RATE;
2055 adapter->tx_itr_setting = 0;
Jesse Brandeburg30efa5a2008-09-11 19:58:14 -07002056 }
2057
Don Skidmore237057a2009-08-11 13:18:14 +00002058 /* MSI/MSIx Interrupt Mode */
2059 if (adapter->flags &
2060 (IXGBE_FLAG_MSIX_ENABLED | IXGBE_FLAG_MSI_ENABLED)) {
2061 int num_vectors = adapter->num_msix_vectors - NON_Q_VECTORS;
2062 for (i = 0; i < num_vectors; i++) {
2063 q_vector = adapter->q_vector[i];
2064 if (q_vector->txr_count && !q_vector->rxr_count)
Nelson, Shannonf7554a22009-09-18 09:46:06 +00002065 /* tx only */
2066 q_vector->eitr = adapter->tx_eitr_param;
Don Skidmore237057a2009-08-11 13:18:14 +00002067 else
2068 /* rx only or mixed */
Nelson, Shannonf7554a22009-09-18 09:46:06 +00002069 q_vector->eitr = adapter->rx_eitr_param;
Don Skidmore237057a2009-08-11 13:18:14 +00002070 ixgbe_write_eitr(q_vector);
2071 }
2072 /* Legacy Interrupt Mode */
2073 } else {
2074 q_vector = adapter->q_vector[0];
Nelson, Shannonf7554a22009-09-18 09:46:06 +00002075 q_vector->eitr = adapter->rx_eitr_param;
Alexander Duyckfe49f042009-06-04 16:00:09 +00002076 ixgbe_write_eitr(q_vector);
Auke Kok9a799d72007-09-15 14:07:45 -07002077 }
2078
2079 return 0;
2080}
2081
Alexander Duyckf8212f92009-04-27 22:42:37 +00002082static int ixgbe_set_flags(struct net_device *netdev, u32 data)
2083{
2084 struct ixgbe_adapter *adapter = netdev_priv(netdev);
2085
2086 ethtool_op_set_flags(netdev, data);
2087
Peter P Waskiewicz Jr0c19d6a2009-07-30 12:25:28 +00002088 if (!(adapter->flags2 & IXGBE_FLAG2_RSC_CAPABLE))
Alexander Duyckf8212f92009-04-27 22:42:37 +00002089 return 0;
2090
2091 /* if state changes we need to update adapter->flags and reset */
2092 if ((!!(data & ETH_FLAG_LRO)) !=
Peter P Waskiewicz Jr0c19d6a2009-07-30 12:25:28 +00002093 (!!(adapter->flags2 & IXGBE_FLAG2_RSC_ENABLED))) {
2094 adapter->flags2 ^= IXGBE_FLAG2_RSC_ENABLED;
Alexander Duyckf8212f92009-04-27 22:42:37 +00002095 if (netif_running(netdev))
2096 ixgbe_reinit_locked(adapter);
2097 else
2098 ixgbe_reset(adapter);
2099 }
2100 return 0;
2101
2102}
Auke Kok9a799d72007-09-15 14:07:45 -07002103
Jesse Brandeburgb9804972008-09-11 20:00:29 -07002104static const struct ethtool_ops ixgbe_ethtool_ops = {
Auke Kok9a799d72007-09-15 14:07:45 -07002105 .get_settings = ixgbe_get_settings,
2106 .set_settings = ixgbe_set_settings,
2107 .get_drvinfo = ixgbe_get_drvinfo,
2108 .get_regs_len = ixgbe_get_regs_len,
2109 .get_regs = ixgbe_get_regs,
2110 .get_wol = ixgbe_get_wol,
PJ Waskiewicze63d9762009-03-19 01:23:46 +00002111 .set_wol = ixgbe_set_wol,
Auke Kok9a799d72007-09-15 14:07:45 -07002112 .nway_reset = ixgbe_nway_reset,
2113 .get_link = ethtool_op_get_link,
2114 .get_eeprom_len = ixgbe_get_eeprom_len,
2115 .get_eeprom = ixgbe_get_eeprom,
2116 .get_ringparam = ixgbe_get_ringparam,
2117 .set_ringparam = ixgbe_set_ringparam,
2118 .get_pauseparam = ixgbe_get_pauseparam,
2119 .set_pauseparam = ixgbe_set_pauseparam,
2120 .get_rx_csum = ixgbe_get_rx_csum,
2121 .set_rx_csum = ixgbe_set_rx_csum,
2122 .get_tx_csum = ixgbe_get_tx_csum,
2123 .set_tx_csum = ixgbe_set_tx_csum,
2124 .get_sg = ethtool_op_get_sg,
2125 .set_sg = ethtool_op_set_sg,
2126 .get_msglevel = ixgbe_get_msglevel,
2127 .set_msglevel = ixgbe_set_msglevel,
2128 .get_tso = ethtool_op_get_tso,
2129 .set_tso = ixgbe_set_tso,
Peter P Waskiewicz Jrda4dd0f2009-06-04 11:10:35 +00002130 .self_test = ixgbe_diag_test,
Auke Kok9a799d72007-09-15 14:07:45 -07002131 .get_strings = ixgbe_get_strings,
2132 .phys_id = ixgbe_phys_id,
Peter P Waskiewiczb4617242008-09-11 20:04:46 -07002133 .get_sset_count = ixgbe_get_sset_count,
Auke Kok9a799d72007-09-15 14:07:45 -07002134 .get_ethtool_stats = ixgbe_get_ethtool_stats,
2135 .get_coalesce = ixgbe_get_coalesce,
2136 .set_coalesce = ixgbe_set_coalesce,
Mallikarjuna R Chilakala177db6f2008-06-18 15:32:19 -07002137 .get_flags = ethtool_op_get_flags,
Alexander Duyckf8212f92009-04-27 22:42:37 +00002138 .set_flags = ixgbe_set_flags,
Auke Kok9a799d72007-09-15 14:07:45 -07002139};
2140
2141void ixgbe_set_ethtool_ops(struct net_device *netdev)
2142{
2143 SET_ETHTOOL_OPS(netdev, &ixgbe_ethtool_ops);
2144}