[Bug 339] Fix ipw2100 iwconfig set/get txpower.

Signed-off-by: James Ketrenos <jketreno@linux.intel.com>

1 files changed, 6 insertions, 7 deletions

diff --git a/drivers/net/wireless/ipw2100.c b/drivers/net/wireless/ipw2100.c
index cf5da20d1d45..73287ab7bff1 100644
--- a/drivers/net/wireless/ipw2100.c
+++ b/drivers/net/wireless/ipw2100.c
@@ -5102,6 +5102,10 @@ static int ipw2100_set_tx_power(struct ipw2100_priv *priv, u32 tx_power)
         };
         int err = 0;
 
+        if (tx_power != IPW_TX_POWER_DEFAULT)
+                tx_power = (tx_power - IPW_TX_POWER_MIN_DBM) * 16 /
+                    (IPW_TX_POWER_MAX_DBM - IPW_TX_POWER_MIN_DBM);
+
         cmd.host_command_parameters[0] = tx_power;
 
         if (priv->ieee->iw_mode == IW_MODE_ADHOC)
@@ -7523,8 +7527,7 @@ static int ipw2100_wx_set_txpow(struct net_device *dev,
                     wrqu->txpower.value > IPW_TX_POWER_MAX_DBM)
                         return -EINVAL;
 
-                value = (wrqu->txpower.value - IPW_TX_POWER_MIN_DBM) * 16 /
-                    (IPW_TX_POWER_MAX_DBM - IPW_TX_POWER_MIN_DBM);
+                value = wrqu->txpower.value;
         }
 
         down(&priv->action_sem);
@@ -7564,11 +7567,7 @@ static int ipw2100_wx_get_txpow(struct net_device *dev,
         } else {
                 wrqu->power.disabled = 0;
                 wrqu->power.fixed = 1;
-                wrqu->power.value =
-                    (priv->tx_power *
-                     (IPW_TX_POWER_MAX_DBM - IPW_TX_POWER_MIN_DBM)) /
-                    (IPW_TX_POWER_MAX - IPW_TX_POWER_MIN) +
-                    IPW_TX_POWER_MIN_DBM;
+                wrqu->power.value = priv->tx_power;
         }
 
         wrqu->power.flags = IW_TXPOW_DBM;