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[PATCH] ipw2100: RF kill switch timer power save

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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>
This commit is contained in:
Stephen Hemminger 2007-06-22 21:46:50 -07:00 committed by John W. Linville
parent 1c9d5e41e3
commit a62056f0b0
1 changed files with 7 additions and 4 deletions
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11
drivers/net/wireless/ipw2100.c
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@ -1768,7 +1768,8 @@ static int ipw2100_up(struct ipw2100_priv *priv, int deferred)
if (priv->stop_rf_kill) {
priv->stop_rf_kill = 0;
queue_delayed_work(priv->workqueue, &priv->rf_kill, HZ);
queue_delayed_work(priv->workqueue, &priv->rf_kill,
round_jiffies(HZ));
}
deferred = 1;
@ -2098,7 +2099,7 @@ static void isr_indicate_rf_kill(struct ipw2100_priv *priv, u32 status)
/* Make sure the RF Kill check timer is running */
priv->stop_rf_kill = 0;
cancel_delayed_work(&priv->rf_kill);
queue_delayed_work(priv->workqueue, &priv->rf_kill, HZ);
queue_delayed_work(priv->workqueue, &priv->rf_kill, round_jiffies(HZ));
}
static void isr_scan_complete(struct ipw2100_priv *priv, u32 status)
@ -4233,7 +4234,8 @@ static int ipw_radio_kill_sw(struct ipw2100_priv *priv, int disable_radio)
/* Make sure the RF_KILL check timer is running */
priv->stop_rf_kill = 0;
cancel_delayed_work(&priv->rf_kill);
queue_delayed_work(priv->workqueue, &priv->rf_kill, HZ);
queue_delayed_work(priv->workqueue, &priv->rf_kill,
round_jiffies(HZ));
} else
schedule_reset(priv);
}
@ -5969,7 +5971,8 @@ static void ipw2100_rf_kill(struct work_struct *work)
if (rf_kill_active(priv)) {
IPW_DEBUG_RF_KILL("RF Kill active, rescheduling GPIO check\n");
if (!priv->stop_rf_kill)
queue_delayed_work(priv->workqueue, &priv->rf_kill, HZ);
queue_delayed_work(priv->workqueue, &priv->rf_kill,
round_jiffies(HZ));
goto exit_unlock;
}