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gerrit-public.fairphone.software / kernel / msm-5.4 / cb901733b4d6f6d1f00354f62de7df826cf1dfe8 / . / drivers / net / wireless / ath / wil6210 / netdev.c
blob: 073dc7d39259c01dac065212062eea514f7e037d [file] [log] [blame]
Vladimir Kondratiev2be7d222012-12-20 13:13:19 -0800[diff] [blame]1/*
2 * Copyright (c) 2012 Qualcomm Atheros, Inc.
3 *
4 * Permission to use, copy, modify, and/or distribute this software for any
5 * purpose with or without fee is hereby granted, provided that the above
6 * copyright notice and this permission notice appear in all copies.
7 *
8 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
11 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
13 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
14 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
15 */
16
17#include <linux/module.h>
18#include <linux/netdevice.h>
19#include <linux/etherdevice.h>
20#include <linux/slab.h>
21
22#include "wil6210.h"
23
24static int wil_open(struct net_device *ndev)
25{
26 struct wil6210_priv *wil = ndev_to_wil(ndev);
27
28 return wil_up(wil);
29}
30
31static int wil_stop(struct net_device *ndev)
32{
33 struct wil6210_priv *wil = ndev_to_wil(ndev);
34
35 return wil_down(wil);
36}
37
Vladimir Kondratiev2be7d222012-12-20 13:13:19 -0800[diff] [blame]38static const struct net_device_ops wil_netdev_ops = {
39 .ndo_open = wil_open,
40 .ndo_stop = wil_stop,
41 .ndo_start_xmit = wil_start_xmit,
Vladimir Kondratiev2be7d222012-12-20 13:13:19 -0800[diff] [blame]42 .ndo_set_mac_address = eth_mac_addr,
43 .ndo_validate_addr = eth_validate_addr,
44};
45
46void *wil_if_alloc(struct device *dev, void __iomem *csr)
47{
48 struct net_device *ndev;
49 struct wireless_dev *wdev;
50 struct wil6210_priv *wil;
51 struct ieee80211_channel *ch;
52 int rc = 0;
53
54 wdev = wil_cfg80211_init(dev);
55 if (IS_ERR(wdev)) {
56 dev_err(dev, "wil_cfg80211_init failed\n");
57 return wdev;
58 }
59
60 wil = wdev_to_wil(wdev);
61 wil->csr = csr;
62 wil->wdev = wdev;
63
64 rc = wil_priv_init(wil);
65 if (rc) {
66 dev_err(dev, "wil_priv_init failed\n");
67 goto out_wdev;
68 }
69
70 wdev->iftype = NL80211_IFTYPE_STATION; /* TODO */
71 /* default monitor channel */
72 ch = wdev->wiphy->bands[IEEE80211_BAND_60GHZ]->channels;
73 cfg80211_chandef_create(&wdev->preset_chandef, ch, NL80211_CHAN_NO_HT);
74
Vladimir Kondratievcb901732013-01-28 18:31:01 +0200[diff] [blame^]75 ndev = alloc_netdev(0, "wlan%d", ether_setup);
Vladimir Kondratiev2be7d222012-12-20 13:13:19 -0800[diff] [blame]76 if (!ndev) {
77 dev_err(dev, "alloc_netdev_mqs failed\n");
78 rc = -ENOMEM;
79 goto out_priv;
80 }
81
82 ndev->netdev_ops = &wil_netdev_ops;
83 ndev->ieee80211_ptr = wdev;
84 SET_NETDEV_DEV(ndev, wiphy_dev(wdev->wiphy));
85 wdev->netdev = ndev;
86
87 wil_link_off(wil);
88
89 return wil;
90
91 out_priv:
92 wil_priv_deinit(wil);
93
94 out_wdev:
95 wil_wdev_free(wil);
96
97 return ERR_PTR(rc);
98}
99
100void wil_if_free(struct wil6210_priv *wil)
101{
102 struct net_device *ndev = wil_to_ndev(wil);
103 if (!ndev)
104 return;
105
106 free_netdev(ndev);
107 wil_priv_deinit(wil);
108 wil_wdev_free(wil);
109}
110
111int wil_if_add(struct wil6210_priv *wil)
112{
113 struct net_device *ndev = wil_to_ndev(wil);
114 int rc;
115
116 rc = register_netdev(ndev);
117 if (rc < 0) {
118 dev_err(&ndev->dev, "Failed to register netdev: %d\n", rc);
119 return rc;
120 }
121
122 wil_link_off(wil);
123
124 return 0;
125}
126
127void wil_if_remove(struct wil6210_priv *wil)
128{
129 struct net_device *ndev = wil_to_ndev(wil);
130
131 unregister_netdev(ndev);
132}