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Commit f973f87e authored by Stanislaw Gruszka's avatar Stanislaw Gruszka Committed by John W. Linville
Browse files

iwlagn: refactor iwlagn_mac_channel_switch 



Use less indentions and remove uneeded irq-save flags.

Signed-off-by: default avatarStanislaw Gruszka <sgruszka@redhat.com>
Acked-by: default avatarWey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent 70559a06

drivers/net/wireless/iwlwifi/iwl-agn.c

+52 −54
Original line number Diff line number Diff line
@@ -2916,7 +2916,6 @@ static void iwlagn_mac_channel_switch(struct ieee80211_hw *hw, 
	 */

	struct iwl_rxon_context *ctx = &priv->contexts[IWL_RXON_CTX_BSS];

	u16 ch;

	unsigned long flags = 0;



	IWL_DEBUG_MAC80211(priv, "enter\n");
@@ -2933,18 +2932,20 @@ static void iwlagn_mac_channel_switch(struct ieee80211_hw *hw, 
	if (!iwl_is_associated_ctx(ctx))

		goto out;



	if (priv->cfg->ops->lib->set_channel_switch) {

	if (!priv->cfg->ops->lib->set_channel_switch)

		goto out;



	ch = channel->hw_value;

		if (le16_to_cpu(ctx->active.channel) != ch) {

			ch_info = iwl_get_channel_info(priv,

						       channel->band,

						       ch);

	if (le16_to_cpu(ctx->active.channel) == ch)

		goto out;



	ch_info = iwl_get_channel_info(priv, channel->band, ch);

	if (!is_channel_valid(ch_info)) {

		IWL_DEBUG_MAC80211(priv, "invalid channel\n");

		goto out;

	}

			spin_lock_irqsave(&priv->lock, flags);



	spin_lock_irq(&priv->lock);



	priv->current_ht_config.smps = conf->smps_mode;
@@ -2972,9 +2973,9 @@ static void iwlagn_mac_channel_switch(struct ieee80211_hw *hw, 


	iwl_set_rxon_channel(priv, channel, ctx);

	iwl_set_rxon_ht(priv, ht_conf);

			iwl_set_flags_for_band(priv, ctx, channel->band,

					       ctx->vif);

			spin_unlock_irqrestore(&priv->lock, flags);

	iwl_set_flags_for_band(priv, ctx, channel->band, ctx->vif);



	spin_unlock_irq(&priv->lock);



	iwl_set_rate(priv);

	/*
@@ -2983,15 +2984,12 @@ static void iwlagn_mac_channel_switch(struct ieee80211_hw *hw, 
	 */

	set_bit(STATUS_CHANNEL_SWITCH_PENDING, &priv->status);

	priv->switch_channel = cpu_to_le16(ch);

			if (priv->cfg->ops->lib->set_channel_switch(priv,

								    ch_switch)) {

				clear_bit(STATUS_CHANNEL_SWITCH_PENDING,

					  &priv->status);

	if (priv->cfg->ops->lib->set_channel_switch(priv, ch_switch)) {

		clear_bit(STATUS_CHANNEL_SWITCH_PENDING, &priv->status);

		priv->switch_channel = 0;

		ieee80211_chswitch_done(ctx->vif, false);

	}

		}

	}



out:

	mutex_unlock(&priv->mutex);

	IWL_DEBUG_MAC80211(priv, "leave\n");