Commit 91f39e8e authored by Jay Sternberg's avatar Jay Sternberg Committed by John W. Linville
Browse files

iwlwifi: indicate txpower is off in sysfs

The patch checks if the radio is disabled before displaying the tx power
level. Previously when the txpower was set off show_tx_power still
returned the prior power level. Now it will indicate the power has been
turned off.

Signed-off-by: default avatarJay Sternberg <>
Signed-off-by: default avatarZhu Yi <>
Signed-off-by: default avatarJohn W. Linville <>
parent f1bc4ac6
...@@ -3418,7 +3418,11 @@ static ssize_t show_tx_power(struct device *d, ...@@ -3418,7 +3418,11 @@ static ssize_t show_tx_power(struct device *d,
struct device_attribute *attr, char *buf) struct device_attribute *attr, char *buf)
{ {
struct iwl_priv *priv = (struct iwl_priv *)d->driver_data; struct iwl_priv *priv = (struct iwl_priv *)d->driver_data;
return sprintf(buf, "%d\n", priv->tx_power_user_lmt);
if (!iwl_is_ready_rf(priv))
return sprintf(buf, "off\n");
return sprintf(buf, "%d\n", priv->tx_power_user_lmt);
} }
static ssize_t store_tx_power(struct device *d, static ssize_t store_tx_power(struct device *d,
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