OpenWrt – Rev 3

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--- a/phy.c
+++ b/phy.c
@@ -727,3 +727,30 @@ COMMAND(set, antenna, "<bitmap> | all |
        NL80211_CMD_SET_WIPHY, 0, CIB_PHY, handle_antenna,
        "Set a bitmap of allowed antennas to use for TX and RX.\n"
        "The driver may reject antenna configurations it cannot support.");
+
+static int handle_antenna_gain(struct nl80211_state *state,
+                              struct nl_msg *msg,
+                              int argc, char **argv,
+                              enum id_input id)
+{
+       char *endptr;
+       int dbm;
+
+       /* get the required args */
+       if (argc != 1)
+               return 1;
+
+       dbm = strtol(argv[0], &endptr, 10);
+       if (*endptr)
+               return 2;
+
+       NLA_PUT_U32(msg, NL80211_ATTR_WIPHY_ANTENNA_GAIN, dbm);
+
+       return 0;
+
+ nla_put_failure:
+       return -ENOBUFS;
+}
+COMMAND(set, antenna_gain, "<antenna gain in dBm>",
+       NL80211_CMD_SET_WIPHY, 0, CIB_PHY, handle_antenna_gain,
+       "Specify antenna gain.");

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