orinoco: enable cfg80211 "set_channel" operation

	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,

};