[PATCH] ipw2100: RF kill switch timer power save
Similar patch to ipw2200. Round the timer used for RF kill switch off to 1 second boundary to save power. Build tested only, don't have this hardware. Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org> Signed-off-by: John W. Linville <linville@tuxdriver.com>
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@ -1768,7 +1768,8 @@ static int ipw2100_up(struct ipw2100_priv *priv, int deferred)
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if (priv->stop_rf_kill) {
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priv->stop_rf_kill = 0;
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queue_delayed_work(priv->workqueue, &priv->rf_kill, HZ);
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queue_delayed_work(priv->workqueue, &priv->rf_kill,
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round_jiffies(HZ));
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}
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deferred = 1;
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@ -2098,7 +2099,7 @@ static void isr_indicate_rf_kill(struct ipw2100_priv *priv, u32 status)
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/* Make sure the RF Kill check timer is running */
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priv->stop_rf_kill = 0;
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cancel_delayed_work(&priv->rf_kill);
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queue_delayed_work(priv->workqueue, &priv->rf_kill, HZ);
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queue_delayed_work(priv->workqueue, &priv->rf_kill, round_jiffies(HZ));
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}
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static void isr_scan_complete(struct ipw2100_priv *priv, u32 status)
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@ -4233,7 +4234,8 @@ static int ipw_radio_kill_sw(struct ipw2100_priv *priv, int disable_radio)
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/* Make sure the RF_KILL check timer is running */
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priv->stop_rf_kill = 0;
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cancel_delayed_work(&priv->rf_kill);
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queue_delayed_work(priv->workqueue, &priv->rf_kill, HZ);
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queue_delayed_work(priv->workqueue, &priv->rf_kill,
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round_jiffies(HZ));
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} else
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schedule_reset(priv);
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}
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@ -5969,7 +5971,8 @@ static void ipw2100_rf_kill(struct work_struct *work)
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if (rf_kill_active(priv)) {
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IPW_DEBUG_RF_KILL("RF Kill active, rescheduling GPIO check\n");
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if (!priv->stop_rf_kill)
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queue_delayed_work(priv->workqueue, &priv->rf_kill, HZ);
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queue_delayed_work(priv->workqueue, &priv->rf_kill,
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round_jiffies(HZ));
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goto exit_unlock;
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}
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