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7a291083 JBT |
1 | /* |
2 | * linux/drivers/net/ehea/ehea_ethtool.c | |
3 | * | |
4 | * eHEA ethernet device driver for IBM eServer System p | |
5 | * | |
6 | * (C) Copyright IBM Corp. 2006 | |
7 | * | |
8 | * Authors: | |
9 | * Christoph Raisch <raisch@de.ibm.com> | |
10 | * Jan-Bernd Themann <themann@de.ibm.com> | |
11 | * Thomas Klein <tklein@de.ibm.com> | |
12 | * | |
13 | * | |
14 | * This program is free software; you can redistribute it and/or modify | |
15 | * it under the terms of the GNU General Public License as published by | |
16 | * the Free Software Foundation; either version 2, or (at your option) | |
17 | * any later version. | |
18 | * | |
19 | * This program is distributed in the hope that it will be useful, | |
20 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
21 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
22 | * GNU General Public License for more details. | |
23 | * | |
24 | * You should have received a copy of the GNU General Public License | |
25 | * along with this program; if not, write to the Free Software | |
26 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. | |
27 | */ | |
28 | ||
29 | #include "ehea.h" | |
30 | #include "ehea_phyp.h" | |
31 | ||
32 | static int ehea_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) | |
33 | { | |
34 | struct ehea_port *port = netdev_priv(dev); | |
35 | int ret; | |
36 | ||
37 | ret = ehea_sense_port_attr(port); | |
38 | ||
39 | if (ret) | |
40 | return ret; | |
41 | ||
42 | if (netif_carrier_ok(dev)) { | |
13da93d4 | 43 | switch (port->port_speed) { |
7a291083 JBT |
44 | case EHEA_SPEED_10M: cmd->speed = SPEED_10; break; |
45 | case EHEA_SPEED_100M: cmd->speed = SPEED_100; break; | |
46 | case EHEA_SPEED_1G: cmd->speed = SPEED_1000; break; | |
47 | case EHEA_SPEED_10G: cmd->speed = SPEED_10000; break; | |
48 | } | |
49 | cmd->duplex = port->full_duplex == 1 ? | |
50 | DUPLEX_FULL : DUPLEX_HALF; | |
51 | } else { | |
52 | cmd->speed = -1; | |
53 | cmd->duplex = -1; | |
54 | } | |
55 | ||
56 | cmd->supported = (SUPPORTED_10000baseT_Full | SUPPORTED_1000baseT_Full | |
57 | | SUPPORTED_100baseT_Full | SUPPORTED_100baseT_Half | |
58 | | SUPPORTED_10baseT_Full | SUPPORTED_10baseT_Half | |
59 | | SUPPORTED_Autoneg | SUPPORTED_FIBRE); | |
60 | ||
61 | cmd->advertising = (ADVERTISED_10000baseT_Full | ADVERTISED_Autoneg | |
62 | | ADVERTISED_FIBRE); | |
63 | ||
64 | cmd->port = PORT_FIBRE; | |
65 | cmd->autoneg = port->autoneg == 1 ? AUTONEG_ENABLE : AUTONEG_DISABLE; | |
66 | ||
67 | return 0; | |
68 | } | |
69 | ||
70 | static int ehea_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) | |
71 | { | |
72 | struct ehea_port *port = netdev_priv(dev); | |
73 | int ret = 0; | |
74 | u32 sp; | |
75 | ||
76 | if (cmd->autoneg == AUTONEG_ENABLE) { | |
77 | sp = EHEA_SPEED_AUTONEG; | |
78 | goto doit; | |
79 | } | |
80 | ||
13da93d4 | 81 | switch (cmd->speed) { |
7a291083 JBT |
82 | case SPEED_10: |
83 | if (cmd->duplex == DUPLEX_FULL) | |
84 | sp = H_SPEED_10M_F; | |
85 | else | |
86 | sp = H_SPEED_10M_H; | |
87 | break; | |
88 | ||
89 | case SPEED_100: | |
90 | if (cmd->duplex == DUPLEX_FULL) | |
91 | sp = H_SPEED_100M_F; | |
92 | else | |
93 | sp = H_SPEED_100M_H; | |
94 | break; | |
95 | ||
96 | case SPEED_1000: | |
97 | if (cmd->duplex == DUPLEX_FULL) | |
98 | sp = H_SPEED_1G_F; | |
99 | else | |
100 | ret = -EINVAL; | |
101 | break; | |
102 | ||
103 | case SPEED_10000: | |
104 | if (cmd->duplex == DUPLEX_FULL) | |
105 | sp = H_SPEED_10G_F; | |
106 | else | |
107 | ret = -EINVAL; | |
108 | break; | |
109 | ||
110 | default: | |
111 | ret = -EINVAL; | |
112 | break; | |
113 | } | |
114 | ||
115 | if (ret) | |
116 | goto out; | |
117 | doit: | |
118 | ret = ehea_set_portspeed(port, sp); | |
119 | ||
120 | if (!ret) | |
121 | ehea_info("%s: Port speed succesfully set: %dMbps " | |
122 | "%s Duplex", | |
123 | port->netdev->name, port->port_speed, | |
124 | port->full_duplex == 1 ? "Full" : "Half"); | |
125 | out: | |
126 | return ret; | |
127 | } | |
128 | ||
129 | static int ehea_nway_reset(struct net_device *dev) | |
130 | { | |
131 | struct ehea_port *port = netdev_priv(dev); | |
132 | int ret; | |
133 | ||
134 | ret = ehea_set_portspeed(port, EHEA_SPEED_AUTONEG); | |
135 | ||
136 | if (!ret) | |
137 | ehea_info("%s: Port speed succesfully set: %dMbps " | |
138 | "%s Duplex", | |
139 | port->netdev->name, port->port_speed, | |
140 | port->full_duplex == 1 ? "Full" : "Half"); | |
141 | return ret; | |
142 | } | |
143 | ||
144 | static void ehea_get_drvinfo(struct net_device *dev, | |
145 | struct ethtool_drvinfo *info) | |
146 | { | |
4eccccb3 JD |
147 | strlcpy(info->driver, DRV_NAME, sizeof(info->driver)); |
148 | strlcpy(info->version, DRV_VERSION, sizeof(info->version)); | |
7a291083 JBT |
149 | } |
150 | ||
151 | static u32 ehea_get_msglevel(struct net_device *dev) | |
152 | { | |
153 | struct ehea_port *port = netdev_priv(dev); | |
154 | return port->msg_enable; | |
155 | } | |
156 | ||
157 | static void ehea_set_msglevel(struct net_device *dev, u32 value) | |
158 | { | |
159 | struct ehea_port *port = netdev_priv(dev); | |
160 | port->msg_enable = value; | |
161 | } | |
162 | ||
163 | static u32 ehea_get_rx_csum(struct net_device *dev) | |
164 | { | |
165 | return 1; | |
166 | } | |
167 | ||
168 | static char ehea_ethtool_stats_keys[][ETH_GSTRING_LEN] = { | |
7a291083 JBT |
169 | {"sig_comp_iv"}, |
170 | {"swqe_refill_th"}, | |
171 | {"port resets"}, | |
acbddb59 JBT |
172 | {"Receive errors"}, |
173 | {"TCP cksum errors"}, | |
174 | {"IP cksum errors"}, | |
175 | {"Frame cksum errors"}, | |
176 | {"num SQ stopped"}, | |
177 | {"SQ stopped"}, | |
178 | {"PR0 free_swqes"}, | |
179 | {"PR1 free_swqes"}, | |
180 | {"PR2 free_swqes"}, | |
181 | {"PR3 free_swqes"}, | |
182 | {"PR4 free_swqes"}, | |
183 | {"PR5 free_swqes"}, | |
184 | {"PR6 free_swqes"}, | |
185 | {"PR7 free_swqes"}, | |
d4dc4ec9 JBT |
186 | {"LRO aggregated"}, |
187 | {"LRO flushed"}, | |
188 | {"LRO no_desc"}, | |
7a291083 JBT |
189 | }; |
190 | ||
191 | static void ehea_get_strings(struct net_device *dev, u32 stringset, u8 *data) | |
192 | { | |
193 | if (stringset == ETH_SS_STATS) { | |
194 | memcpy(data, &ehea_ethtool_stats_keys, | |
195 | sizeof(ehea_ethtool_stats_keys)); | |
196 | } | |
197 | } | |
198 | ||
b9f2c044 | 199 | static int ehea_get_sset_count(struct net_device *dev, int sset) |
7a291083 | 200 | { |
b9f2c044 JG |
201 | switch (sset) { |
202 | case ETH_SS_STATS: | |
203 | return ARRAY_SIZE(ehea_ethtool_stats_keys); | |
204 | default: | |
205 | return -EOPNOTSUPP; | |
206 | } | |
7a291083 JBT |
207 | } |
208 | ||
209 | static void ehea_get_ethtool_stats(struct net_device *dev, | |
210 | struct ethtool_stats *stats, u64 *data) | |
211 | { | |
acbddb59 | 212 | int i, k, tmp; |
7a291083 | 213 | struct ehea_port *port = netdev_priv(dev); |
7a291083 | 214 | |
b9f2c044 | 215 | for (i = 0; i < ehea_get_sset_count(dev, ETH_SS_STATS); i++) |
7a291083 | 216 | data[i] = 0; |
7a291083 JBT |
217 | i = 0; |
218 | ||
7a291083 JBT |
219 | data[i++] = port->sig_comp_iv; |
220 | data[i++] = port->port_res[0].swqe_refill_th; | |
221 | data[i++] = port->resets; | |
222 | ||
acbddb59 JBT |
223 | for (k = 0, tmp = 0; k < EHEA_MAX_PORT_RES; k++) |
224 | tmp += port->port_res[k].p_stats.poll_receive_errors; | |
225 | data[i++] = tmp; | |
226 | ||
227 | for (k = 0, tmp = 0; k < EHEA_MAX_PORT_RES; k++) | |
228 | tmp += port->port_res[k].p_stats.err_tcp_cksum; | |
229 | data[i++] = tmp; | |
230 | ||
231 | for (k = 0, tmp = 0; k < EHEA_MAX_PORT_RES; k++) | |
232 | tmp += port->port_res[k].p_stats.err_ip_cksum; | |
233 | data[i++] = tmp; | |
234 | ||
235 | for (k = 0, tmp = 0; k < EHEA_MAX_PORT_RES; k++) | |
236 | tmp += port->port_res[k].p_stats.err_frame_crc; | |
237 | data[i++] = tmp; | |
238 | ||
239 | for (k = 0, tmp = 0; k < EHEA_MAX_PORT_RES; k++) | |
240 | tmp += port->port_res[k].p_stats.queue_stopped; | |
241 | data[i++] = tmp; | |
242 | ||
243 | for (k = 0, tmp = 0; k < EHEA_MAX_PORT_RES; k++) | |
244 | tmp |= port->port_res[k].queue_stopped; | |
245 | data[i++] = tmp; | |
246 | ||
247 | for (k = 0; k < 8; k++) | |
248 | data[i++] = atomic_read(&port->port_res[k].swqe_avail); | |
7a291083 | 249 | |
d4dc4ec9 JBT |
250 | for (k = 0, tmp = 0; k < EHEA_MAX_PORT_RES; k++) |
251 | tmp |= port->port_res[k].lro_mgr.stats.aggregated; | |
252 | data[i++] = tmp; | |
253 | ||
254 | for (k = 0, tmp = 0; k < EHEA_MAX_PORT_RES; k++) | |
255 | tmp |= port->port_res[k].lro_mgr.stats.flushed; | |
256 | data[i++] = tmp; | |
257 | ||
258 | for (k = 0, tmp = 0; k < EHEA_MAX_PORT_RES; k++) | |
259 | tmp |= port->port_res[k].lro_mgr.stats.no_desc; | |
260 | data[i++] = tmp; | |
261 | ||
7a291083 JBT |
262 | } |
263 | ||
7282d491 | 264 | const struct ethtool_ops ehea_ethtool_ops = { |
7a291083 JBT |
265 | .get_settings = ehea_get_settings, |
266 | .get_drvinfo = ehea_get_drvinfo, | |
267 | .get_msglevel = ehea_get_msglevel, | |
268 | .set_msglevel = ehea_set_msglevel, | |
269 | .get_link = ethtool_op_get_link, | |
7a291083 JBT |
270 | .set_tso = ethtool_op_set_tso, |
271 | .get_strings = ehea_get_strings, | |
b9f2c044 | 272 | .get_sset_count = ehea_get_sset_count, |
7a291083 JBT |
273 | .get_ethtool_stats = ehea_get_ethtool_stats, |
274 | .get_rx_csum = ehea_get_rx_csum, | |
275 | .set_settings = ehea_set_settings, | |
276 | .nway_reset = ehea_nway_reset, /* Restart autonegotiation */ | |
277 | }; | |
278 | ||
279 | void ehea_set_ethtool_ops(struct net_device *netdev) | |
280 | { | |
281 | SET_ETHTOOL_OPS(netdev, &ehea_ethtool_ops); | |
282 | } |