Commit d55d0d59 authored by Rafał Miłecki's avatar Rafał Miłecki Committed by Johannes Berg
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nl80211: put current TX power in interface info

Many drivers implement reading current TX power (using either cfg80211
or ieee80211 op) but userspace can't get it using nl80211. Right now the
only way to access it is to call some wext ioctl.
Let's put TX power in interface info reply (callback is wdev specific)
just like we do with current channel.
To be consistent (e.g. NL80211_CMD_SET_WIPHY) let's use mBm as na unit.
Signed-off-by: default avatarRafał Miłecki <>
Signed-off-by: default avatarJohannes Berg <>
parent 0edd5fae
......@@ -2404,6 +2404,16 @@ static int nl80211_send_iface(struct sk_buff *msg, u32 portid, u32 seq, int flag
if (rdev->ops->get_tx_power) {
int dbm, ret;
ret = rdev_get_tx_power(rdev, wdev, &dbm);
if (ret == 0 &&
nla_put_u32(msg, NL80211_ATTR_WIPHY_TX_POWER_LEVEL,
goto nla_put_failure;
if (wdev->ssid_len) {
if (nla_put(msg, NL80211_ATTR_SSID, wdev->ssid_len, wdev->ssid))
goto nla_put_failure;
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