1#include <linux/hardirq.h>
2#include <linux/netdevice.h>
3#include <linux/ethtool.h>
4#include <linux/delay.h>
5
6#include "decl.h"
7#include "cmd.h"
8#include "mesh.h"
9
10
11static void lbs_ethtool_get_drvinfo(struct net_device *dev,
12					 struct ethtool_drvinfo *info)
13{
14	struct lbs_private *priv = dev->ml_priv;
15
16	snprintf(info->fw_version, sizeof(info->fw_version),
17		"%u.%u.%u.p%u",
18		priv->fwrelease >> 24 & 0xff,
19		priv->fwrelease >> 16 & 0xff,
20		priv->fwrelease >>  8 & 0xff,
21		priv->fwrelease       & 0xff);
22	strlcpy(info->driver, "libertas", sizeof(info->driver));
23	strlcpy(info->version, lbs_driver_version, sizeof(info->version));
24}
25
26/*
27 * All 8388 parts have 16KiB EEPROM size at the time of writing.
28 * In case that changes this needs fixing.
29 */
30#define LBS_EEPROM_LEN 16384
31
32static int lbs_ethtool_get_eeprom_len(struct net_device *dev)
33{
34	return LBS_EEPROM_LEN;
35}
36
37static int lbs_ethtool_get_eeprom(struct net_device *dev,
38                                  struct ethtool_eeprom *eeprom, u8 * bytes)
39{
40	struct lbs_private *priv = dev->ml_priv;
41	struct cmd_ds_802_11_eeprom_access cmd;
42	int ret;
43
44	lbs_deb_enter(LBS_DEB_ETHTOOL);
45
46	if (eeprom->offset + eeprom->len > LBS_EEPROM_LEN ||
47	    eeprom->len > LBS_EEPROM_READ_LEN) {
48		ret = -EINVAL;
49		goto out;
50	}
51
52	cmd.hdr.size = cpu_to_le16(sizeof(struct cmd_ds_802_11_eeprom_access) -
53		LBS_EEPROM_READ_LEN + eeprom->len);
54	cmd.action = cpu_to_le16(CMD_ACT_GET);
55	cmd.offset = cpu_to_le16(eeprom->offset);
56	cmd.len    = cpu_to_le16(eeprom->len);
57	ret = lbs_cmd_with_response(priv, CMD_802_11_EEPROM_ACCESS, &cmd);
58	if (!ret)
59		memcpy(bytes, cmd.value, eeprom->len);
60
61out:
62	lbs_deb_leave_args(LBS_DEB_ETHTOOL, "ret %d", ret);
63        return ret;
64}
65
66static void lbs_ethtool_get_wol(struct net_device *dev,
67				struct ethtool_wolinfo *wol)
68{
69	struct lbs_private *priv = dev->ml_priv;
70
71	wol->supported = WAKE_UCAST|WAKE_MCAST|WAKE_BCAST|WAKE_PHY;
72
73	if (priv->wol_criteria == EHS_REMOVE_WAKEUP)
74		return;
75
76	if (priv->wol_criteria & EHS_WAKE_ON_UNICAST_DATA)
77		wol->wolopts |= WAKE_UCAST;
78	if (priv->wol_criteria & EHS_WAKE_ON_MULTICAST_DATA)
79		wol->wolopts |= WAKE_MCAST;
80	if (priv->wol_criteria & EHS_WAKE_ON_BROADCAST_DATA)
81		wol->wolopts |= WAKE_BCAST;
82	if (priv->wol_criteria & EHS_WAKE_ON_MAC_EVENT)
83		wol->wolopts |= WAKE_PHY;
84}
85
86static int lbs_ethtool_set_wol(struct net_device *dev,
87			       struct ethtool_wolinfo *wol)
88{
89	struct lbs_private *priv = dev->ml_priv;
90
91	if (wol->wolopts & ~(WAKE_UCAST|WAKE_MCAST|WAKE_BCAST|WAKE_PHY))
92		return -EOPNOTSUPP;
93
94	priv->wol_criteria = 0;
95	if (wol->wolopts & WAKE_UCAST)
96		priv->wol_criteria |= EHS_WAKE_ON_UNICAST_DATA;
97	if (wol->wolopts & WAKE_MCAST)
98		priv->wol_criteria |= EHS_WAKE_ON_MULTICAST_DATA;
99	if (wol->wolopts & WAKE_BCAST)
100		priv->wol_criteria |= EHS_WAKE_ON_BROADCAST_DATA;
101	if (wol->wolopts & WAKE_PHY)
102		priv->wol_criteria |= EHS_WAKE_ON_MAC_EVENT;
103	if (wol->wolopts == 0)
104		priv->wol_criteria |= EHS_REMOVE_WAKEUP;
105	return 0;
106}
107
108const struct ethtool_ops lbs_ethtool_ops = {
109	.get_drvinfo = lbs_ethtool_get_drvinfo,
110	.get_eeprom =  lbs_ethtool_get_eeprom,
111	.get_eeprom_len = lbs_ethtool_get_eeprom_len,
112#ifdef CONFIG_LIBERTAS_MESH
113	.get_sset_count = lbs_mesh_ethtool_get_sset_count,
114	.get_ethtool_stats = lbs_mesh_ethtool_get_stats,
115	.get_strings = lbs_mesh_ethtool_get_strings,
116#endif
117	.get_wol = lbs_ethtool_get_wol,
118	.set_wol = lbs_ethtool_set_wol,
119};
120
121