Add command to set the antenna configuration (iw phyX set antenna ...) and
include antenna setting in wiphy information (iw phyX info).
Signed-off-by: Bruno Randolf <br1@xxxxxxxxxxx>
---
info.c | 7 +++++++
phy.c | 46 ++++++++++++++++++++++++++++++++++++++++++++++
2 files changed, 53 insertions(+), 0 deletions(-)
diff --git a/info.c b/info.c
index 512e777..dc987c7 100644
--- a/info.c
+++ b/info.c
@@ -167,6 +167,13 @@ static int print_phy_handler(struct nl_msg *msg, void *arg)
printf("\tCoverage class: %d (up to %dm)\n", coverage, 450 * coverage);
}
+ if (tb_msg[NL80211_ATTR_WIPHY_ANTENNA_TX] &&
+ tb_msg[NL80211_ATTR_WIPHY_ANTENNA_RX]) {
+ printf("\tAntenna: TX %d RX %d\n",
+ nla_get_u8(tb_msg[NL80211_ATTR_WIPHY_ANTENNA_TX]),
+ nla_get_u8(tb_msg[NL80211_ATTR_WIPHY_ANTENNA_RX]));
+ }
+
if (!tb_msg[NL80211_ATTR_SUPPORTED_IFTYPES])
goto commands;
diff --git a/phy.c b/phy.c
index 1f54ba3..75c80d2 100644
--- a/phy.c
+++ b/phy.c
@@ -306,3 +306,49 @@ COMMAND(set, txpower, "<auto|fixed|limit> [<tx power in mBm>]",
COMMAND(set, txpower, "<auto|fixed|limit> [<tx power in mBm>]",
NL80211_CMD_SET_WIPHY, 0, CIB_NETDEV, handle_txpower,
"Specify transmit power level and setting type.");
+
+static int handle_antenna(struct nl80211_state *state,
+ struct nl_cb *cb,
+ struct nl_msg *msg,
+ int argc, char **argv)
+{
+ char *end;
+ uint8_t tx_ant = 0, rx_ant = 0;
+
+ if (argc == 1) {
+ if (strcmp(*argv, "diversity") == 0) {
+ tx_ant = 0;
+ rx_ant = 0xf;
+ } else {
+ tx_ant = rx_ant = strtoul(argv[0], &end, 10);
+ }
+ }
+ else if (argc == 4) {
+ while (argc) {
+ if (strcmp(*argv, "tx") == 0 ||
+ strcmp(*argv, "rx") == 0) {
+ if (strcmp(*argv, "tx") == 0)
+ tx_ant = strtoul(argv[1], &end, 10);
+ else
+ rx_ant = strtoul(argv[1], &end, 10);
+ }
+ argv = argv + 2;
+ argc = argc - 2;
+ }
+ }
+
+ if (*end)
+ return 1;
+
+ NLA_PUT_U8(msg, NL80211_ATTR_WIPHY_ANTENNA_TX, tx_ant);
+ NLA_PUT_U8(msg, NL80211_ATTR_WIPHY_ANTENNA_RX, rx_ant);
+
+ return 0;
+
+ nla_put_failure:
+ return -ENOBUFS;
+}
+COMMAND(set, antenna, "<bitmap> | diversity | tx <bitmap> rx <bitmap>",
+ 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.");
--
To unsubscribe from this list: send the line "unsubscribe linux-wireless" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
