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* [PATCH] Allow to set WMM parameters in IBSS mode
@ 2012-11-27 18:50 Simon Wunderlich
  2012-11-27 18:50 ` [PATCH] nl80211: allow ad-hoc to set WMM parameters from outside Simon Wunderlich
  2012-11-27 18:50 ` [PATCH] iw: allow to set wmm parameters from iw Simon Wunderlich
  0 siblings, 2 replies; 20+ messages in thread
From: Simon Wunderlich @ 2012-11-27 18:50 UTC (permalink / raw)
  To: linux-wireless; +Cc: linville, johannes, mathias.kretschmer, Simon Wunderlich

These patches for mac80211 and iw allow to manually set WMM parameters
(cw_min/max, AIFS, TXOP) in IBSS networks. These are only configured on
the station where this is called.

Simon Wunderlich (1):
  nl80211: allow ad-hoc to set WMM parameters from outside

 net/wireless/nl80211.c |    3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

-- 
1.7.10.4


^ permalink raw reply	[flat|nested] 20+ messages in thread
* [PATCH] iw: allow to set wmm parameters from iw
@ 2019-02-21 23:18 Andrea Greco
  2019-02-22 11:03 ` Johannes Berg
  0 siblings, 1 reply; 20+ messages in thread
From: Andrea Greco @ 2019-02-21 23:18 UTC (permalink / raw)
  To: johannes; +Cc: johannes.berg, linux-wireless, Andrea Greco

From: Andrea Greco <a.greco@4sigma.it>

---
 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


^ permalink raw reply related	[flat|nested] 20+ messages in thread
end of thread, other threads:[~2019-02-22 11:03 UTC | newest]

Thread overview: 20+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2012-11-27 18:50 [PATCH] Allow to set WMM parameters in IBSS mode Simon Wunderlich
2012-11-27 18:50 ` [PATCH] nl80211: allow ad-hoc to set WMM parameters from outside Simon Wunderlich
2012-11-28 14:01   ` Johannes Berg
2012-11-30 13:43     ` Simon Wunderlich
2012-12-28 15:05       ` Johannes Berg
2012-12-30 23:33         ` Simon Wunderlich
2013-01-01 23:46           ` Adrian Chadd
2013-01-02 12:58             ` Johannes Berg
2013-01-02 13:36               ` Christian Lamparter
2013-01-02 14:41                 ` Johannes Berg
2013-01-08 14:13                   ` Simon Wunderlich
2013-01-08 17:28                     ` Adrian Chadd
2013-01-09 13:15                       ` Simon Wunderlich
2013-01-09 14:10                         ` Christian Lamparter
2013-01-09 14:33                           ` Simon Wunderlich
2013-01-09 20:01                             ` Christian Lamparter
2012-11-27 18:50 ` [PATCH] iw: allow to set wmm parameters from iw Simon Wunderlich
2012-11-27 21:14   ` [PATCHv2] " Simon Wunderlich
2019-02-21 23:18 [PATCH] " Andrea Greco
2019-02-22 11:03 ` Johannes Berg

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