88 lines
2.5 KiB
Diff
88 lines
2.5 KiB
Diff
iw: Add antenna configuration commands
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From: Bruno Randolf <br1@einfach.org>
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Add command to set the antenna configuration (iw phyX set antenna ...) and
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include antenna setting in wiphy information (iw phyX info).
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iw phyX set antenna all | <bitmap> | <tx bitmap> <rx bitmap>
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Signed-off-by: Bruno Randolf <br1@einfach.org>
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v8: Simplfied option parser as requested.
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---
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info.c | 7 +++++++
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phy.c | 39 +++++++++++++++++++++++++++++++++++++++
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2 files changed, 46 insertions(+), 0 deletions(-)
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--- a/info.c
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+++ b/info.c
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@@ -168,6 +168,13 @@ static int print_phy_handler(struct nl_m
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printf("\tCoverage class: %d (up to %dm)\n", coverage, 450 * coverage);
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}
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+ if (tb_msg[NL80211_ATTR_WIPHY_ANTENNA_TX] &&
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+ tb_msg[NL80211_ATTR_WIPHY_ANTENNA_RX]) {
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+ printf("\tAntenna: TX %#x RX %#x\n",
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+ nla_get_u32(tb_msg[NL80211_ATTR_WIPHY_ANTENNA_TX]),
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+ nla_get_u32(tb_msg[NL80211_ATTR_WIPHY_ANTENNA_RX]));
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+ }
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+
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if (tb_msg[NL80211_ATTR_SUPPORTED_IFTYPES]) {
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printf("\tSupported interface modes:\n");
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nla_for_each_nested(nl_mode, tb_msg[NL80211_ATTR_SUPPORTED_IFTYPES], rem_mode)
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--- a/phy.c
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+++ b/phy.c
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@@ -307,3 +307,51 @@ COMMAND(set, txpower, "<auto|fixed|limit
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COMMAND(set, txpower, "<auto|fixed|limit> [<tx power in mBm>]",
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NL80211_CMD_SET_WIPHY, 0, CIB_NETDEV, handle_txpower,
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"Specify transmit power level and setting type.");
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+
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+static int handle_antenna(struct nl80211_state *state,
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+ struct nl_cb *cb,
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+ struct nl_msg *msg,
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+ int argc, char **argv)
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+{
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+ char *end;
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+ uint32_t tx_ant = 0, rx_ant = 0;
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+
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+ if (argc == 1) {
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+ if (strcmp(argv[0], "all") == 0)
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+ tx_ant = rx_ant = 0xffffffff;
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+ else {
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+ tx_ant = rx_ant = strtoul(argv[0], &end, 0);
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+ if (*end)
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+ return 1;
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+ }
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+ }
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+ else if (argc == 2) {
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+ if (strcmp(argv[0], "all") == 0)
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+ tx_ant = 0xffffffff;
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+ else {
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+ tx_ant = strtoul(argv[0], &end, 0);
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+ if (*end)
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+ return 1;
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+ }
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+ if (strcmp(argv[1], "all") == 0)
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+ rx_ant = 0xffffffff;
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+ else {
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+ rx_ant = strtoul(argv[1], &end, 0);
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+ if (*end)
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+ return 1;
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+ }
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+ } else
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+ return 1;
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+
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+ NLA_PUT_U32(msg, NL80211_ATTR_WIPHY_ANTENNA_TX, tx_ant);
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+ NLA_PUT_U32(msg, NL80211_ATTR_WIPHY_ANTENNA_RX, rx_ant);
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+
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+ return 0;
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+
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+ nla_put_failure:
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+ return -ENOBUFS;
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+}
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+COMMAND(set, antenna, "<bitmap> | all | <tx bitmap> <rx bitmap>",
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+ NL80211_CMD_SET_WIPHY, 0, CIB_PHY, handle_antenna,
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+ "Set a bitmap of allowed antennas to use for TX and RX.\n"
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+ "The driver may reject antenna configurations it cannot support.");
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