3 * See copyright notice in main.c
5 #include <linux/ieee80211.h>
6 #include <net/cfg80211.h>
13 /* Supported bitrates. Must agree with hw.c */
14 static struct ieee80211_rate orinoco_rates[] = {
21 static const void * const orinoco_wiphy_privid = &orinoco_wiphy_privid;
23 /* Called after orinoco_private is allocated. */
24 void orinoco_wiphy_init(struct wiphy *wiphy)
26 struct orinoco_private *priv = wiphy_priv(wiphy);
28 wiphy->privid = orinoco_wiphy_privid;
30 set_wiphy_dev(wiphy, priv->dev);
33 /* Called after firmware is initialised */
34 int orinoco_wiphy_register(struct wiphy *wiphy)
36 struct orinoco_private *priv = wiphy_priv(wiphy);
39 if (priv->firmware_type == FIRMWARE_TYPE_AGERE)
40 wiphy->max_scan_ssids = 1;
42 wiphy->max_scan_ssids = 0;
44 wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION);
46 /* TODO: should we set if we only have demo ad-hoc?
50 wiphy->interface_modes |= BIT(NL80211_IFTYPE_ADHOC);
52 if (!priv->broken_monitor || force_monitor)
53 wiphy->interface_modes |= BIT(NL80211_IFTYPE_MONITOR);
55 priv->band.bitrates = orinoco_rates;
56 priv->band.n_bitrates = ARRAY_SIZE(orinoco_rates);
58 /* Only support channels allowed by the card EEPROM */
59 for (i = 0; i < NUM_CHANNELS; i++) {
60 if (priv->channel_mask & (1 << i)) {
61 priv->channels[i].center_freq =
62 ieee80211_dsss_chan_to_freq(i + 1);
66 priv->band.channels = priv->channels;
67 priv->band.n_channels = channels;
69 wiphy->bands[IEEE80211_BAND_2GHZ] = &priv->band;
70 wiphy->signal_type = CFG80211_SIGNAL_TYPE_MBM;
74 priv->cipher_suites[i] = WLAN_CIPHER_SUITE_WEP40;
77 if (priv->has_big_wep) {
78 priv->cipher_suites[i] = WLAN_CIPHER_SUITE_WEP104;
83 priv->cipher_suites[i] = WLAN_CIPHER_SUITE_TKIP;
86 wiphy->cipher_suites = priv->cipher_suites;
87 wiphy->n_cipher_suites = i;
89 wiphy->rts_threshold = priv->rts_thresh;
91 wiphy->frag_threshold = priv->frag_thresh + 1;
92 wiphy->retry_short = priv->short_retry_limit;
93 wiphy->retry_long = priv->long_retry_limit;
95 return wiphy_register(wiphy);
98 static int orinoco_change_vif(struct wiphy *wiphy, struct net_device *dev,
99 enum nl80211_iftype type, u32 *flags,
100 struct vif_params *params)
102 struct orinoco_private *priv = wiphy_priv(wiphy);
106 if (orinoco_lock(priv, &lock) != 0)
110 case NL80211_IFTYPE_ADHOC:
111 if (!priv->has_ibss && !priv->has_port3)
115 case NL80211_IFTYPE_STATION:
118 case NL80211_IFTYPE_MONITOR:
119 if (priv->broken_monitor && !force_monitor) {
121 "Monitor mode support is buggy in this firmware, not enabling\n");
131 priv->iw_mode = type;
133 err = orinoco_commit(priv);
136 orinoco_unlock(priv, &lock);
141 static int orinoco_scan(struct wiphy *wiphy, struct net_device *dev,
142 struct cfg80211_scan_request *request)
144 struct orinoco_private *priv = wiphy_priv(wiphy);
150 if (priv->scan_request && priv->scan_request != request)
153 priv->scan_request = request;
155 err = orinoco_hw_trigger_scan(priv, request->ssids);
156 /* On error the we aren't processing the request */
158 priv->scan_request = NULL;
163 static int orinoco_set_channel(struct wiphy *wiphy,
164 struct net_device *netdev,
165 struct ieee80211_channel *chan,
166 enum nl80211_channel_type channel_type)
168 struct orinoco_private *priv = wiphy_priv(wiphy);
176 if (channel_type != NL80211_CHAN_NO_HT)
179 if (chan->band != IEEE80211_BAND_2GHZ)
182 channel = ieee80211_freq_to_dsss_chan(chan->center_freq);
184 if ((channel < 1) || (channel > NUM_CHANNELS) ||
185 !(priv->channel_mask & (1 << (channel - 1))))
188 if (orinoco_lock(priv, &flags) != 0)
191 priv->channel = channel;
192 if (priv->iw_mode == NL80211_IFTYPE_MONITOR) {
193 /* Fast channel change - no commit if successful */
194 struct hermes *hw = &priv->hw;
195 err = hw->ops->cmd_wait(hw, HERMES_CMD_TEST |
196 HERMES_TEST_SET_CHANNEL,
199 orinoco_unlock(priv, &flags);
204 static int orinoco_set_wiphy_params(struct wiphy *wiphy, u32 changed)
206 struct orinoco_private *priv = wiphy_priv(wiphy);
211 if (changed & WIPHY_PARAM_RETRY_SHORT) {
212 /* Setting short retry not supported */
216 if (changed & WIPHY_PARAM_RETRY_LONG) {
217 /* Setting long retry not supported */
221 if (changed & WIPHY_PARAM_FRAG_THRESHOLD) {
222 /* Set fragmentation */
224 if (wiphy->frag_threshold < 0)
227 printk(KERN_WARNING "%s: Fixed fragmentation "
228 "is not supported on this firmware. "
229 "Using MWO robust instead.\n",
234 if (wiphy->frag_threshold < 0)
236 else if ((wiphy->frag_threshold < 257) ||
237 (wiphy->frag_threshold > 2347))
240 /* cfg80211 value is 257-2347 (odd only)
241 * orinoco rid has range 256-2346 (even only) */
242 frag_value = wiphy->frag_threshold & ~0x1;
246 if (changed & WIPHY_PARAM_RTS_THRESHOLD) {
249 * Prism documentation suggests default of 2432,
250 * and a range of 0-3000.
252 * Current implementation uses 2347 as the default and
256 if (wiphy->rts_threshold < 0)
258 else if (wiphy->rts_threshold > 2347)
261 rts_value = wiphy->rts_threshold;
267 if (orinoco_lock(priv, &flags) != 0)
270 if (frag_value >= 0) {
272 priv->mwo_robust = frag_value;
274 priv->frag_thresh = frag_value;
277 priv->rts_thresh = rts_value;
279 err = orinoco_commit(priv);
281 orinoco_unlock(priv, &flags);
287 const struct cfg80211_ops orinoco_cfg_ops = {
288 .change_virtual_intf = orinoco_change_vif,
289 .set_channel = orinoco_set_channel,
290 .scan = orinoco_scan,
291 .set_wiphy_params = orinoco_set_wiphy_params,