diff options
| -rw-r--r-- | drivers/net/wireless/orinoco/cfg.c | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/drivers/net/wireless/orinoco/cfg.c b/drivers/net/wireless/orinoco/cfg.c index 1a87d3a0967c..27f2d3342645 100644 --- a/drivers/net/wireless/orinoco/cfg.c +++ b/drivers/net/wireless/orinoco/cfg.c @@ -156,7 +156,48 @@ static int orinoco_scan(struct wiphy *wiphy, struct net_device *dev, return err; } +static int orinoco_set_channel(struct wiphy *wiphy, + struct ieee80211_channel *chan, + enum nl80211_channel_type channel_type) +{ + struct orinoco_private *priv = wiphy_priv(wiphy); + int err = 0; + unsigned long flags; + int channel; + + if (!chan) + return -EINVAL; + + if (channel_type != NL80211_CHAN_NO_HT) + return -EINVAL; + + if (chan->band != IEEE80211_BAND_2GHZ) + return -EINVAL; + + channel = ieee80211_freq_to_dsss_chan(chan->center_freq); + + if ((channel < 1) || (channel > NUM_CHANNELS) || + !(priv->channel_mask & (1 << (channel-1)))) + return -EINVAL; + + if (orinoco_lock(priv, &flags) != 0) + return -EBUSY; + + priv->channel = channel; + if (priv->iw_mode == NL80211_IFTYPE_MONITOR) { + /* Fast channel change - no commit if successful */ + hermes_t *hw = &priv->hw; + err = hermes_docmd_wait(hw, HERMES_CMD_TEST | + HERMES_TEST_SET_CHANNEL, + channel, NULL); + } + orinoco_unlock(priv, &flags); + + return err; +} + const struct cfg80211_ops orinoco_cfg_ops = { .change_virtual_intf = orinoco_change_vif, + .set_channel = orinoco_set_channel, .scan = orinoco_scan, }; |