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authorStephen Hemminger <shemminger@linux-foundation.org>2007-06-22 21:46:50 -0700
committerJohn W. Linville <linville@tuxdriver.com>2007-07-10 13:59:48 -0400
commita62056f0b0cfdc175afd99fef80a68f01cdf0f4b (patch)
tree072495ec9044bc63155b7fc09e9b9672013cdad6
parent1c9d5e41e32a3bfe60f44e3272c05d14ea595a71 (diff)
[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>
-rw-r--r--drivers/net/wireless/ipw2100.c11
1 files changed, 7 insertions, 4 deletions
diff --git a/drivers/net/wireless/ipw2100.c b/drivers/net/wireless/ipw2100.c
index d51daf87450..072ede71e57 100644
--- a/drivers/net/wireless/ipw2100.c
+++ b/drivers/net/wireless/ipw2100.c
@@ -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;
}