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43250ddd JY |
1 | /* |
2 | * Copyright(c) 2009 - 2009 Atheros Corporation. All rights reserved. | |
3 | * | |
4 | * Derived from Intel e1000 driver | |
5 | * Copyright(c) 1999 - 2005 Intel Corporation. All rights reserved. | |
6 | * | |
7 | * This program is free software; you can redistribute it and/or modify it | |
8 | * under the terms of the GNU General Public License as published by the Free | |
9 | * Software Foundation; either version 2 of the License, or (at your option) | |
10 | * any later version. | |
11 | * | |
12 | * This program is distributed in the hope that it will be useful, but WITHOUT | |
13 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
14 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for | |
15 | * more details. | |
16 | * | |
17 | * You should have received a copy of the GNU General Public License along with | |
18 | * this program; if not, write to the Free Software Foundation, Inc., 59 | |
19 | * Temple Place - Suite 330, Boston, MA 02111-1307, USA. | |
20 | * | |
21 | */ | |
22 | ||
23 | #include <linux/netdevice.h> | |
24 | #include <linux/ethtool.h> | |
5a0e3ad6 | 25 | #include <linux/slab.h> |
43250ddd JY |
26 | |
27 | #include "atl1c.h" | |
28 | ||
29 | static int atl1c_get_settings(struct net_device *netdev, | |
30 | struct ethtool_cmd *ecmd) | |
31 | { | |
32 | struct atl1c_adapter *adapter = netdev_priv(netdev); | |
33 | struct atl1c_hw *hw = &adapter->hw; | |
34 | ||
35 | ecmd->supported = (SUPPORTED_10baseT_Half | | |
36 | SUPPORTED_10baseT_Full | | |
37 | SUPPORTED_100baseT_Half | | |
38 | SUPPORTED_100baseT_Full | | |
39 | SUPPORTED_Autoneg | | |
40 | SUPPORTED_TP); | |
496c185c | 41 | if (hw->link_cap_flags & ATL1C_LINK_CAP_1000M) |
43250ddd JY |
42 | ecmd->supported |= SUPPORTED_1000baseT_Full; |
43 | ||
44 | ecmd->advertising = ADVERTISED_TP; | |
45 | ||
46 | ecmd->advertising |= hw->autoneg_advertised; | |
47 | ||
48 | ecmd->port = PORT_TP; | |
49 | ecmd->phy_address = 0; | |
50 | ecmd->transceiver = XCVR_INTERNAL; | |
51 | ||
52 | if (adapter->link_speed != SPEED_0) { | |
53 | ecmd->speed = adapter->link_speed; | |
54 | if (adapter->link_duplex == FULL_DUPLEX) | |
55 | ecmd->duplex = DUPLEX_FULL; | |
56 | else | |
57 | ecmd->duplex = DUPLEX_HALF; | |
58 | } else { | |
59 | ecmd->speed = -1; | |
60 | ecmd->duplex = -1; | |
61 | } | |
62 | ||
63 | ecmd->autoneg = AUTONEG_ENABLE; | |
64 | return 0; | |
65 | } | |
66 | ||
67 | static int atl1c_set_settings(struct net_device *netdev, | |
68 | struct ethtool_cmd *ecmd) | |
69 | { | |
70 | struct atl1c_adapter *adapter = netdev_priv(netdev); | |
71 | struct atl1c_hw *hw = &adapter->hw; | |
72 | u16 autoneg_advertised; | |
73 | ||
74 | while (test_and_set_bit(__AT_RESETTING, &adapter->flags)) | |
75 | msleep(1); | |
76 | ||
77 | if (ecmd->autoneg == AUTONEG_ENABLE) { | |
78 | autoneg_advertised = ADVERTISED_Autoneg; | |
79 | } else { | |
80 | if (ecmd->speed == SPEED_1000) { | |
81 | if (ecmd->duplex != DUPLEX_FULL) { | |
82 | if (netif_msg_link(adapter)) | |
83 | dev_warn(&adapter->pdev->dev, | |
84 | "1000M half is invalid\n"); | |
85 | clear_bit(__AT_RESETTING, &adapter->flags); | |
86 | return -EINVAL; | |
87 | } | |
88 | autoneg_advertised = ADVERTISED_1000baseT_Full; | |
89 | } else if (ecmd->speed == SPEED_100) { | |
90 | if (ecmd->duplex == DUPLEX_FULL) | |
91 | autoneg_advertised = ADVERTISED_100baseT_Full; | |
92 | else | |
93 | autoneg_advertised = ADVERTISED_100baseT_Half; | |
94 | } else { | |
95 | if (ecmd->duplex == DUPLEX_FULL) | |
96 | autoneg_advertised = ADVERTISED_10baseT_Full; | |
97 | else | |
98 | autoneg_advertised = ADVERTISED_10baseT_Half; | |
99 | } | |
100 | } | |
101 | ||
102 | if (hw->autoneg_advertised != autoneg_advertised) { | |
103 | hw->autoneg_advertised = autoneg_advertised; | |
104 | if (atl1c_restart_autoneg(hw) != 0) { | |
105 | if (netif_msg_link(adapter)) | |
106 | dev_warn(&adapter->pdev->dev, | |
107 | "ethtool speed/duplex setting failed\n"); | |
108 | clear_bit(__AT_RESETTING, &adapter->flags); | |
109 | return -EINVAL; | |
110 | } | |
111 | } | |
112 | clear_bit(__AT_RESETTING, &adapter->flags); | |
113 | return 0; | |
114 | } | |
115 | ||
116 | static u32 atl1c_get_tx_csum(struct net_device *netdev) | |
117 | { | |
118 | return (netdev->features & NETIF_F_HW_CSUM) != 0; | |
119 | } | |
120 | ||
121 | static u32 atl1c_get_msglevel(struct net_device *netdev) | |
122 | { | |
123 | struct atl1c_adapter *adapter = netdev_priv(netdev); | |
124 | return adapter->msg_enable; | |
125 | } | |
126 | ||
127 | static void atl1c_set_msglevel(struct net_device *netdev, u32 data) | |
128 | { | |
129 | struct atl1c_adapter *adapter = netdev_priv(netdev); | |
130 | adapter->msg_enable = data; | |
131 | } | |
132 | ||
133 | static int atl1c_get_regs_len(struct net_device *netdev) | |
134 | { | |
135 | return AT_REGS_LEN; | |
136 | } | |
137 | ||
138 | static void atl1c_get_regs(struct net_device *netdev, | |
139 | struct ethtool_regs *regs, void *p) | |
140 | { | |
141 | struct atl1c_adapter *adapter = netdev_priv(netdev); | |
142 | struct atl1c_hw *hw = &adapter->hw; | |
143 | u32 *regs_buff = p; | |
144 | u16 phy_data; | |
145 | ||
146 | memset(p, 0, AT_REGS_LEN); | |
147 | ||
148 | regs->version = 0; | |
149 | AT_READ_REG(hw, REG_VPD_CAP, p++); | |
150 | AT_READ_REG(hw, REG_PM_CTRL, p++); | |
151 | AT_READ_REG(hw, REG_MAC_HALF_DUPLX_CTRL, p++); | |
152 | AT_READ_REG(hw, REG_TWSI_CTRL, p++); | |
153 | AT_READ_REG(hw, REG_PCIE_DEV_MISC_CTRL, p++); | |
154 | AT_READ_REG(hw, REG_MASTER_CTRL, p++); | |
155 | AT_READ_REG(hw, REG_MANUAL_TIMER_INIT, p++); | |
156 | AT_READ_REG(hw, REG_IRQ_MODRT_TIMER_INIT, p++); | |
157 | AT_READ_REG(hw, REG_GPHY_CTRL, p++); | |
158 | AT_READ_REG(hw, REG_LINK_CTRL, p++); | |
159 | AT_READ_REG(hw, REG_IDLE_STATUS, p++); | |
160 | AT_READ_REG(hw, REG_MDIO_CTRL, p++); | |
161 | AT_READ_REG(hw, REG_SERDES_LOCK, p++); | |
162 | AT_READ_REG(hw, REG_MAC_CTRL, p++); | |
163 | AT_READ_REG(hw, REG_MAC_IPG_IFG, p++); | |
164 | AT_READ_REG(hw, REG_MAC_STA_ADDR, p++); | |
165 | AT_READ_REG(hw, REG_MAC_STA_ADDR+4, p++); | |
166 | AT_READ_REG(hw, REG_RX_HASH_TABLE, p++); | |
167 | AT_READ_REG(hw, REG_RX_HASH_TABLE+4, p++); | |
168 | AT_READ_REG(hw, REG_RXQ_CTRL, p++); | |
169 | AT_READ_REG(hw, REG_TXQ_CTRL, p++); | |
170 | AT_READ_REG(hw, REG_MTU, p++); | |
171 | AT_READ_REG(hw, REG_WOL_CTRL, p++); | |
172 | ||
173 | atl1c_read_phy_reg(hw, MII_BMCR, &phy_data); | |
174 | regs_buff[73] = (u32) phy_data; | |
175 | atl1c_read_phy_reg(hw, MII_BMSR, &phy_data); | |
176 | regs_buff[74] = (u32) phy_data; | |
177 | } | |
178 | ||
179 | static int atl1c_get_eeprom_len(struct net_device *netdev) | |
180 | { | |
181 | struct atl1c_adapter *adapter = netdev_priv(netdev); | |
182 | ||
183 | if (atl1c_check_eeprom_exist(&adapter->hw)) | |
184 | return AT_EEPROM_LEN; | |
185 | else | |
186 | return 0; | |
187 | } | |
188 | ||
189 | static int atl1c_get_eeprom(struct net_device *netdev, | |
190 | struct ethtool_eeprom *eeprom, u8 *bytes) | |
191 | { | |
192 | struct atl1c_adapter *adapter = netdev_priv(netdev); | |
193 | struct atl1c_hw *hw = &adapter->hw; | |
194 | u32 *eeprom_buff; | |
195 | int first_dword, last_dword; | |
196 | int ret_val = 0; | |
197 | int i; | |
198 | ||
199 | if (eeprom->len == 0) | |
200 | return -EINVAL; | |
201 | ||
202 | if (!atl1c_check_eeprom_exist(hw)) /* not exist */ | |
203 | return -EINVAL; | |
204 | ||
205 | eeprom->magic = adapter->pdev->vendor | | |
206 | (adapter->pdev->device << 16); | |
207 | ||
208 | first_dword = eeprom->offset >> 2; | |
209 | last_dword = (eeprom->offset + eeprom->len - 1) >> 2; | |
210 | ||
211 | eeprom_buff = kmalloc(sizeof(u32) * | |
212 | (last_dword - first_dword + 1), GFP_KERNEL); | |
213 | if (eeprom_buff == NULL) | |
214 | return -ENOMEM; | |
215 | ||
216 | for (i = first_dword; i < last_dword; i++) { | |
217 | if (!atl1c_read_eeprom(hw, i * 4, &(eeprom_buff[i-first_dword]))) { | |
218 | kfree(eeprom_buff); | |
219 | return -EIO; | |
220 | } | |
221 | } | |
222 | ||
223 | memcpy(bytes, (u8 *)eeprom_buff + (eeprom->offset & 3), | |
224 | eeprom->len); | |
225 | kfree(eeprom_buff); | |
226 | ||
227 | return ret_val; | |
228 | return 0; | |
229 | } | |
230 | ||
231 | static void atl1c_get_drvinfo(struct net_device *netdev, | |
232 | struct ethtool_drvinfo *drvinfo) | |
233 | { | |
234 | struct atl1c_adapter *adapter = netdev_priv(netdev); | |
235 | ||
082ba88a RK |
236 | strlcpy(drvinfo->driver, atl1c_driver_name, sizeof(drvinfo->driver)); |
237 | strlcpy(drvinfo->version, atl1c_driver_version, | |
43250ddd | 238 | sizeof(drvinfo->version)); |
082ba88a RK |
239 | strlcpy(drvinfo->fw_version, "N/A", sizeof(drvinfo->fw_version)); |
240 | strlcpy(drvinfo->bus_info, pci_name(adapter->pdev), | |
43250ddd JY |
241 | sizeof(drvinfo->bus_info)); |
242 | drvinfo->n_stats = 0; | |
243 | drvinfo->testinfo_len = 0; | |
244 | drvinfo->regdump_len = atl1c_get_regs_len(netdev); | |
245 | drvinfo->eedump_len = atl1c_get_eeprom_len(netdev); | |
246 | } | |
247 | ||
248 | static void atl1c_get_wol(struct net_device *netdev, | |
249 | struct ethtool_wolinfo *wol) | |
250 | { | |
251 | struct atl1c_adapter *adapter = netdev_priv(netdev); | |
252 | ||
253 | wol->supported = WAKE_MAGIC | WAKE_PHY; | |
254 | wol->wolopts = 0; | |
255 | ||
256 | if (adapter->wol & AT_WUFC_EX) | |
257 | wol->wolopts |= WAKE_UCAST; | |
258 | if (adapter->wol & AT_WUFC_MC) | |
259 | wol->wolopts |= WAKE_MCAST; | |
260 | if (adapter->wol & AT_WUFC_BC) | |
261 | wol->wolopts |= WAKE_BCAST; | |
262 | if (adapter->wol & AT_WUFC_MAG) | |
263 | wol->wolopts |= WAKE_MAGIC; | |
264 | if (adapter->wol & AT_WUFC_LNKC) | |
265 | wol->wolopts |= WAKE_PHY; | |
266 | ||
267 | return; | |
268 | } | |
269 | ||
270 | static int atl1c_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol) | |
271 | { | |
272 | struct atl1c_adapter *adapter = netdev_priv(netdev); | |
273 | ||
274 | if (wol->wolopts & (WAKE_ARP | WAKE_MAGICSECURE | | |
0ed586d0 | 275 | WAKE_UCAST | WAKE_BCAST | WAKE_MCAST)) |
43250ddd JY |
276 | return -EOPNOTSUPP; |
277 | /* these settings will always override what we currently have */ | |
278 | adapter->wol = 0; | |
279 | ||
280 | if (wol->wolopts & WAKE_MAGIC) | |
281 | adapter->wol |= AT_WUFC_MAG; | |
282 | if (wol->wolopts & WAKE_PHY) | |
283 | adapter->wol |= AT_WUFC_LNKC; | |
284 | ||
d8146bb2 BP |
285 | device_set_wakeup_enable(&adapter->pdev->dev, adapter->wol); |
286 | ||
43250ddd JY |
287 | return 0; |
288 | } | |
289 | ||
290 | static int atl1c_nway_reset(struct net_device *netdev) | |
291 | { | |
292 | struct atl1c_adapter *adapter = netdev_priv(netdev); | |
293 | if (netif_running(netdev)) | |
294 | atl1c_reinit_locked(adapter); | |
295 | return 0; | |
296 | } | |
297 | ||
0fc0b732 | 298 | static const struct ethtool_ops atl1c_ethtool_ops = { |
43250ddd JY |
299 | .get_settings = atl1c_get_settings, |
300 | .set_settings = atl1c_set_settings, | |
301 | .get_drvinfo = atl1c_get_drvinfo, | |
302 | .get_regs_len = atl1c_get_regs_len, | |
303 | .get_regs = atl1c_get_regs, | |
304 | .get_wol = atl1c_get_wol, | |
305 | .set_wol = atl1c_set_wol, | |
306 | .get_msglevel = atl1c_get_msglevel, | |
307 | .set_msglevel = atl1c_set_msglevel, | |
308 | .nway_reset = atl1c_nway_reset, | |
309 | .get_link = ethtool_op_get_link, | |
310 | .get_eeprom_len = atl1c_get_eeprom_len, | |
311 | .get_eeprom = atl1c_get_eeprom, | |
312 | .get_tx_csum = atl1c_get_tx_csum, | |
313 | .get_sg = ethtool_op_get_sg, | |
314 | .set_sg = ethtool_op_set_sg, | |
315 | }; | |
316 | ||
317 | void atl1c_set_ethtool_ops(struct net_device *netdev) | |
318 | { | |
319 | SET_ETHTOOL_OPS(netdev, &atl1c_ethtool_ops); | |
320 | } |