From: Andrea Greco <[email protected]>
---
phy.c | 80 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 80 insertions(+)
diff --git a/phy.c b/phy.c
index 77df7a7..3154754 100644
--- a/phy.c
+++ b/phy.c
@@ -843,3 +843,83 @@ static int handle_get_txq(struct nl80211_state *state,
COMMAND(get, txq, "",
NL80211_CMD_GET_WIPHY, 0, CIB_PHY, handle_get_txq,
"Get TXQ parameters.");
+
+static int handle_wmm_params(struct nl80211_state *state,
+ struct nl_msg *msg,
+ int argc, char **argv,
+ enum id_input id)
+{
+ char *end;
+ struct nlattr *txq, *params;
+ int queue, cw_min, cw_max, aifs, txop;
+
+ if (argc != 5)
+ return 1;
+
+ if (!strcmp(argv[0], "VO"))
+ queue = NL80211_TXQ_Q_VO;
+ else if (!strcmp(argv[0], "VI"))
+ queue = NL80211_TXQ_Q_VI;
+ else if (!strcmp(argv[0], "BK"))
+ queue = NL80211_TXQ_Q_BK;
+ else if (!strcmp(argv[0], "BE"))
+ queue = NL80211_TXQ_Q_BE;
+ else {
+ printf("Invalid parameter: %s\n", argv[0]);
+ return 2;
+ }
+
+ if (!*argv[1] || !*argv[2] || !*argv[3] || !*argv[4])
+ return 1;
+
+ cw_min = strtoul(argv[1], &end, 0);
+ if (*end)
+ return 1;
+
+ cw_max = strtoul(argv[2], &end, 0);
+ if (*end)
+ return 1;
+
+ aifs = strtoul(argv[3], &end, 0);
+ if (*end)
+ return 1;
+
+ txop = strtoul(argv[4], &end, 0);
+ if (*end)
+ return 1;
+
+ txq = nla_nest_start(msg, NL80211_ATTR_WIPHY_TXQ_PARAMS);
+ if (!txq) {
+ goto nla_put_failure;
+ }
+
+ params = nla_nest_start(msg, 1);
+ if (!params) {
+ goto nla_put_failure;
+ }
+
+ NLA_PUT_U8(msg, NL80211_TXQ_ATTR_QUEUE, queue);
+ NLA_PUT_U16(msg, NL80211_TXQ_ATTR_CWMIN, cw_min);
+ NLA_PUT_U16(msg, NL80211_TXQ_ATTR_CWMAX, cw_max);
+ NLA_PUT_U16(msg, NL80211_TXQ_ATTR_TXOP, txop);
+ NLA_PUT_U8(msg, NL80211_TXQ_ATTR_AIFS, aifs);
+
+ nla_nest_end(msg,params);
+ nla_nest_end(msg,txq);
+
+ printf("cw_min:%d, cw_max:%d txop:%d aifs:%d\n", cw_min, cw_max, txop,
aifs);
+
+ return 0;
+
+ nla_put_failure:
+ return -ENOBUFS;
+}
+
+COMMAND(set, wmm_params, "<VO|VI|BE|BK> <cw_min> <cw_max> <aifs> <txop>",
+ NL80211_CMD_SET_WIPHY, 0, CIB_NETDEV, handle_wmm_params,
+ "Set WMM parameters for a queue (VO, VI, BE, or BK):\n"
+ " * cw_min/cw_max - contention window minimum/maximum\n"
+ " (a value of the form 2^n-1 in the range 1..32767)\n"
+ " * aifs - arbitration interframe spacing (0..255)\n"
+ " * txop - maximum burst time in units of 32 usecs, 0 meaning
disabled\n"
+ );
--
2.17.2
