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Commit 8c79e5ee authored by Rafał Miłecki's avatar Rafał Miłecki Committed by John W. Linville
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b43: b43_op_config: use IEEE80211_CONF_CHANGE_CHANNEL 



This is tiny optimization and grouping band/channel ops.

Signed-off-by: default avatarRafał Miłecki <zajec5@gmail.com>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent 53256511

drivers/net/wireless/b43/main.c

+16 −15
Original line number Diff line number Diff line
@@ -3807,17 +3807,24 @@ static int b43_op_config(struct ieee80211_hw *hw, u32 changed) 
	mutex_lock(&wl->mutex);

	b43_mac_suspend(dev);



	/* Switch the band (if necessary). This might change the active core. */

	err = b43_switch_band(dev, conf->chandef.chan);

	if (err)

		goto out_unlock_mutex;



	if (changed & IEEE80211_CONF_CHANGE_CHANNEL) {

		if (conf_is_ht(conf))

		phy->is_40mhz =

			(conf_is_ht40_minus(conf) || conf_is_ht40_plus(conf));

			phy->is_40mhz = conf_is_ht40_minus(conf) ||

					conf_is_ht40_plus(conf);

		else

			phy->is_40mhz = false;



		/* Switch the band (if necessary). */

		err = b43_switch_band(dev, conf->chandef.chan);

		if (err)

			goto out_mac_enable;



		/* Switch to the requested channel.

		 * The firmware takes care of races with the TX handler.

		 */

		b43_switch_channel(dev, conf->chandef.chan->hw_value);

	}



	if (changed & IEEE80211_CONF_CHANGE_RETRY_LIMITS)

		b43_set_retry_limits(dev, conf->short_frame_max_tx_count,

					  conf->long_frame_max_tx_count);
@@ -3825,11 +3832,6 @@ static int b43_op_config(struct ieee80211_hw *hw, u32 changed) 
	if (!changed)

		goto out_mac_enable;



	/* Switch to the requested channel.

	 * The firmware takes care of races with the TX handler. */

	if (conf->chandef.chan->hw_value != phy->channel)

		b43_switch_channel(dev, conf->chandef.chan->hw_value);



	dev->wl->radiotap_enabled = !!(conf->flags & IEEE80211_CONF_MONITOR);



	/* Adjust the desired TX power level. */
@@ -3865,7 +3867,6 @@ static int b43_op_config(struct ieee80211_hw *hw, u32 changed) 


out_mac_enable:

	b43_mac_enable(dev);

out_unlock_mutex:

	mutex_unlock(&wl->mutex);



	return err;