Commit | Line | Data |
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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 | ||
58046c70 PR |
29 | static int atl1c_get_link_ksettings(struct net_device *netdev, |
30 | struct ethtool_link_ksettings *cmd) | |
43250ddd JY |
31 | { |
32 | struct atl1c_adapter *adapter = netdev_priv(netdev); | |
33 | struct atl1c_hw *hw = &adapter->hw; | |
58046c70 | 34 | u32 supported, advertising; |
43250ddd | 35 | |
58046c70 | 36 | supported = (SUPPORTED_10baseT_Half | |
43250ddd JY |
37 | SUPPORTED_10baseT_Full | |
38 | SUPPORTED_100baseT_Half | | |
39 | SUPPORTED_100baseT_Full | | |
40 | SUPPORTED_Autoneg | | |
41 | SUPPORTED_TP); | |
496c185c | 42 | if (hw->link_cap_flags & ATL1C_LINK_CAP_1000M) |
58046c70 | 43 | supported |= SUPPORTED_1000baseT_Full; |
43250ddd | 44 | |
58046c70 | 45 | advertising = ADVERTISED_TP; |
43250ddd | 46 | |
58046c70 | 47 | advertising |= hw->autoneg_advertised; |
43250ddd | 48 | |
58046c70 PR |
49 | cmd->base.port = PORT_TP; |
50 | cmd->base.phy_address = 0; | |
43250ddd JY |
51 | |
52 | if (adapter->link_speed != SPEED_0) { | |
58046c70 | 53 | cmd->base.speed = adapter->link_speed; |
43250ddd | 54 | if (adapter->link_duplex == FULL_DUPLEX) |
58046c70 | 55 | cmd->base.duplex = DUPLEX_FULL; |
43250ddd | 56 | else |
58046c70 | 57 | cmd->base.duplex = DUPLEX_HALF; |
43250ddd | 58 | } else { |
58046c70 PR |
59 | cmd->base.speed = SPEED_UNKNOWN; |
60 | cmd->base.duplex = DUPLEX_UNKNOWN; | |
43250ddd JY |
61 | } |
62 | ||
58046c70 PR |
63 | cmd->base.autoneg = AUTONEG_ENABLE; |
64 | ||
65 | ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.supported, | |
66 | supported); | |
67 | ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.advertising, | |
68 | advertising); | |
69 | ||
43250ddd JY |
70 | return 0; |
71 | } | |
72 | ||
58046c70 PR |
73 | static int atl1c_set_link_ksettings(struct net_device *netdev, |
74 | const struct ethtool_link_ksettings *cmd) | |
43250ddd JY |
75 | { |
76 | struct atl1c_adapter *adapter = netdev_priv(netdev); | |
77 | struct atl1c_hw *hw = &adapter->hw; | |
78 | u16 autoneg_advertised; | |
79 | ||
80 | while (test_and_set_bit(__AT_RESETTING, &adapter->flags)) | |
81 | msleep(1); | |
82 | ||
58046c70 | 83 | if (cmd->base.autoneg == AUTONEG_ENABLE) { |
43250ddd JY |
84 | autoneg_advertised = ADVERTISED_Autoneg; |
85 | } else { | |
58046c70 | 86 | u32 speed = cmd->base.speed; |
25db0338 | 87 | if (speed == SPEED_1000) { |
58046c70 | 88 | if (cmd->base.duplex != DUPLEX_FULL) { |
43250ddd JY |
89 | if (netif_msg_link(adapter)) |
90 | dev_warn(&adapter->pdev->dev, | |
91 | "1000M half is invalid\n"); | |
92 | clear_bit(__AT_RESETTING, &adapter->flags); | |
93 | return -EINVAL; | |
94 | } | |
95 | autoneg_advertised = ADVERTISED_1000baseT_Full; | |
25db0338 | 96 | } else if (speed == SPEED_100) { |
58046c70 | 97 | if (cmd->base.duplex == DUPLEX_FULL) |
43250ddd JY |
98 | autoneg_advertised = ADVERTISED_100baseT_Full; |
99 | else | |
100 | autoneg_advertised = ADVERTISED_100baseT_Half; | |
101 | } else { | |
58046c70 | 102 | if (cmd->base.duplex == DUPLEX_FULL) |
43250ddd JY |
103 | autoneg_advertised = ADVERTISED_10baseT_Full; |
104 | else | |
105 | autoneg_advertised = ADVERTISED_10baseT_Half; | |
106 | } | |
107 | } | |
108 | ||
109 | if (hw->autoneg_advertised != autoneg_advertised) { | |
110 | hw->autoneg_advertised = autoneg_advertised; | |
111 | if (atl1c_restart_autoneg(hw) != 0) { | |
112 | if (netif_msg_link(adapter)) | |
113 | dev_warn(&adapter->pdev->dev, | |
114 | "ethtool speed/duplex setting failed\n"); | |
115 | clear_bit(__AT_RESETTING, &adapter->flags); | |
116 | return -EINVAL; | |
117 | } | |
118 | } | |
119 | clear_bit(__AT_RESETTING, &adapter->flags); | |
120 | return 0; | |
121 | } | |
122 | ||
43250ddd JY |
123 | static u32 atl1c_get_msglevel(struct net_device *netdev) |
124 | { | |
125 | struct atl1c_adapter *adapter = netdev_priv(netdev); | |
126 | return adapter->msg_enable; | |
127 | } | |
128 | ||
129 | static void atl1c_set_msglevel(struct net_device *netdev, u32 data) | |
130 | { | |
131 | struct atl1c_adapter *adapter = netdev_priv(netdev); | |
132 | adapter->msg_enable = data; | |
133 | } | |
134 | ||
135 | static int atl1c_get_regs_len(struct net_device *netdev) | |
136 | { | |
137 | return AT_REGS_LEN; | |
138 | } | |
139 | ||
140 | static void atl1c_get_regs(struct net_device *netdev, | |
141 | struct ethtool_regs *regs, void *p) | |
142 | { | |
143 | struct atl1c_adapter *adapter = netdev_priv(netdev); | |
144 | struct atl1c_hw *hw = &adapter->hw; | |
145 | u32 *regs_buff = p; | |
146 | u16 phy_data; | |
147 | ||
148 | memset(p, 0, AT_REGS_LEN); | |
149 | ||
864ad85f | 150 | regs->version = 1; |
43250ddd JY |
151 | AT_READ_REG(hw, REG_PM_CTRL, p++); |
152 | AT_READ_REG(hw, REG_MAC_HALF_DUPLX_CTRL, p++); | |
153 | AT_READ_REG(hw, REG_TWSI_CTRL, p++); | |
154 | AT_READ_REG(hw, REG_PCIE_DEV_MISC_CTRL, p++); | |
155 | AT_READ_REG(hw, REG_MASTER_CTRL, p++); | |
156 | AT_READ_REG(hw, REG_MANUAL_TIMER_INIT, p++); | |
157 | AT_READ_REG(hw, REG_IRQ_MODRT_TIMER_INIT, p++); | |
158 | AT_READ_REG(hw, REG_GPHY_CTRL, p++); | |
159 | AT_READ_REG(hw, REG_LINK_CTRL, p++); | |
160 | AT_READ_REG(hw, REG_IDLE_STATUS, p++); | |
161 | AT_READ_REG(hw, REG_MDIO_CTRL, p++); | |
7737fd96 | 162 | AT_READ_REG(hw, REG_SERDES, p++); |
43250ddd JY |
163 | AT_READ_REG(hw, REG_MAC_CTRL, p++); |
164 | AT_READ_REG(hw, REG_MAC_IPG_IFG, p++); | |
165 | AT_READ_REG(hw, REG_MAC_STA_ADDR, p++); | |
166 | AT_READ_REG(hw, REG_MAC_STA_ADDR+4, p++); | |
167 | AT_READ_REG(hw, REG_RX_HASH_TABLE, p++); | |
168 | AT_READ_REG(hw, REG_RX_HASH_TABLE+4, p++); | |
169 | AT_READ_REG(hw, REG_RXQ_CTRL, p++); | |
170 | AT_READ_REG(hw, REG_TXQ_CTRL, p++); | |
171 | AT_READ_REG(hw, REG_MTU, p++); | |
172 | AT_READ_REG(hw, REG_WOL_CTRL, p++); | |
173 | ||
174 | atl1c_read_phy_reg(hw, MII_BMCR, &phy_data); | |
864ad85f | 175 | regs_buff[AT_REGS_LEN/sizeof(u32) - 2] = (u32) phy_data; |
43250ddd | 176 | atl1c_read_phy_reg(hw, MII_BMSR, &phy_data); |
864ad85f | 177 | regs_buff[AT_REGS_LEN/sizeof(u32) - 1] = (u32) phy_data; |
43250ddd JY |
178 | } |
179 | ||
180 | static int atl1c_get_eeprom_len(struct net_device *netdev) | |
181 | { | |
182 | struct atl1c_adapter *adapter = netdev_priv(netdev); | |
183 | ||
184 | if (atl1c_check_eeprom_exist(&adapter->hw)) | |
185 | return AT_EEPROM_LEN; | |
186 | else | |
187 | return 0; | |
188 | } | |
189 | ||
190 | static int atl1c_get_eeprom(struct net_device *netdev, | |
191 | struct ethtool_eeprom *eeprom, u8 *bytes) | |
192 | { | |
193 | struct atl1c_adapter *adapter = netdev_priv(netdev); | |
194 | struct atl1c_hw *hw = &adapter->hw; | |
195 | u32 *eeprom_buff; | |
196 | int first_dword, last_dword; | |
197 | int ret_val = 0; | |
198 | int i; | |
199 | ||
200 | if (eeprom->len == 0) | |
201 | return -EINVAL; | |
202 | ||
203 | if (!atl1c_check_eeprom_exist(hw)) /* not exist */ | |
204 | return -EINVAL; | |
205 | ||
206 | eeprom->magic = adapter->pdev->vendor | | |
207 | (adapter->pdev->device << 16); | |
208 | ||
209 | first_dword = eeprom->offset >> 2; | |
210 | last_dword = (eeprom->offset + eeprom->len - 1) >> 2; | |
211 | ||
6da2ec56 KC |
212 | eeprom_buff = kmalloc_array(last_dword - first_dword + 1, sizeof(u32), |
213 | GFP_KERNEL); | |
43250ddd JY |
214 | if (eeprom_buff == NULL) |
215 | return -ENOMEM; | |
216 | ||
217 | for (i = first_dword; i < last_dword; i++) { | |
218 | if (!atl1c_read_eeprom(hw, i * 4, &(eeprom_buff[i-first_dword]))) { | |
219 | kfree(eeprom_buff); | |
220 | return -EIO; | |
221 | } | |
222 | } | |
223 | ||
224 | memcpy(bytes, (u8 *)eeprom_buff + (eeprom->offset & 3), | |
225 | eeprom->len); | |
226 | kfree(eeprom_buff); | |
227 | ||
228 | return ret_val; | |
229 | return 0; | |
230 | } | |
231 | ||
232 | static void atl1c_get_drvinfo(struct net_device *netdev, | |
233 | struct ethtool_drvinfo *drvinfo) | |
234 | { | |
235 | struct atl1c_adapter *adapter = netdev_priv(netdev); | |
236 | ||
082ba88a RK |
237 | strlcpy(drvinfo->driver, atl1c_driver_name, sizeof(drvinfo->driver)); |
238 | strlcpy(drvinfo->version, atl1c_driver_version, | |
43250ddd | 239 | sizeof(drvinfo->version)); |
082ba88a | 240 | strlcpy(drvinfo->bus_info, pci_name(adapter->pdev), |
43250ddd | 241 | sizeof(drvinfo->bus_info)); |
43250ddd JY |
242 | } |
243 | ||
244 | static void atl1c_get_wol(struct net_device *netdev, | |
245 | struct ethtool_wolinfo *wol) | |
246 | { | |
247 | struct atl1c_adapter *adapter = netdev_priv(netdev); | |
248 | ||
249 | wol->supported = WAKE_MAGIC | WAKE_PHY; | |
250 | wol->wolopts = 0; | |
251 | ||
252 | if (adapter->wol & AT_WUFC_EX) | |
253 | wol->wolopts |= WAKE_UCAST; | |
254 | if (adapter->wol & AT_WUFC_MC) | |
255 | wol->wolopts |= WAKE_MCAST; | |
256 | if (adapter->wol & AT_WUFC_BC) | |
257 | wol->wolopts |= WAKE_BCAST; | |
258 | if (adapter->wol & AT_WUFC_MAG) | |
259 | wol->wolopts |= WAKE_MAGIC; | |
260 | if (adapter->wol & AT_WUFC_LNKC) | |
261 | wol->wolopts |= WAKE_PHY; | |
43250ddd JY |
262 | } |
263 | ||
264 | static int atl1c_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol) | |
265 | { | |
266 | struct atl1c_adapter *adapter = netdev_priv(netdev); | |
267 | ||
268 | if (wol->wolopts & (WAKE_ARP | WAKE_MAGICSECURE | | |
0ed586d0 | 269 | WAKE_UCAST | WAKE_BCAST | WAKE_MCAST)) |
43250ddd JY |
270 | return -EOPNOTSUPP; |
271 | /* these settings will always override what we currently have */ | |
272 | adapter->wol = 0; | |
273 | ||
274 | if (wol->wolopts & WAKE_MAGIC) | |
275 | adapter->wol |= AT_WUFC_MAG; | |
276 | if (wol->wolopts & WAKE_PHY) | |
277 | adapter->wol |= AT_WUFC_LNKC; | |
278 | ||
d8146bb2 BP |
279 | device_set_wakeup_enable(&adapter->pdev->dev, adapter->wol); |
280 | ||
43250ddd JY |
281 | return 0; |
282 | } | |
283 | ||
284 | static int atl1c_nway_reset(struct net_device *netdev) | |
285 | { | |
286 | struct atl1c_adapter *adapter = netdev_priv(netdev); | |
287 | if (netif_running(netdev)) | |
288 | atl1c_reinit_locked(adapter); | |
289 | return 0; | |
290 | } | |
291 | ||
0fc0b732 | 292 | static const struct ethtool_ops atl1c_ethtool_ops = { |
43250ddd JY |
293 | .get_drvinfo = atl1c_get_drvinfo, |
294 | .get_regs_len = atl1c_get_regs_len, | |
295 | .get_regs = atl1c_get_regs, | |
296 | .get_wol = atl1c_get_wol, | |
297 | .set_wol = atl1c_set_wol, | |
298 | .get_msglevel = atl1c_get_msglevel, | |
299 | .set_msglevel = atl1c_set_msglevel, | |
300 | .nway_reset = atl1c_nway_reset, | |
301 | .get_link = ethtool_op_get_link, | |
302 | .get_eeprom_len = atl1c_get_eeprom_len, | |
303 | .get_eeprom = atl1c_get_eeprom, | |
58046c70 PR |
304 | .get_link_ksettings = atl1c_get_link_ksettings, |
305 | .set_link_ksettings = atl1c_set_link_ksettings, | |
43250ddd JY |
306 | }; |
307 | ||
308 | void atl1c_set_ethtool_ops(struct net_device *netdev) | |
309 | { | |
7ad24ea4 | 310 | netdev->ethtool_ops = &atl1c_ethtool_ops; |
43250ddd | 311 | } |