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driver_nl80211: Added TX queue parameter configuration

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Jouni Malinen 2008-10-29 19:35:17 +02:00 committed by Jouni Malinen
parent 4c99a969e3
commit fefee8a74d
1 changed files with 41 additions and 0 deletions
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41
hostapd/driver_nl80211.c
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@ -920,7 +920,48 @@ static int i802_set_regulatory_domain(void *priv, unsigned int rd)
static int i802_set_tx_queue_params(void *priv, int queue, int aifs,
int cw_min, int cw_max, int burst_time)
{
#ifdef NL80211_ATTR_WIPHY_TXQ_PARAMS
struct i802_driver_data *drv = priv;
struct nl_msg *msg;
struct nlattr *txq, *params;
msg = nlmsg_alloc();
if (!msg)
return -1;
genlmsg_put(msg, 0, 0, genl_family_get_id(drv->nl80211), 0,
0, NL80211_CMD_SET_WIPHY, 0);
NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, if_nametoindex(drv->iface));
txq = nla_nest_start(msg, NL80211_ATTR_WIPHY_TXQ_PARAMS);
if (!txq)
goto nla_put_failure;
/* We are only sending parameters for a single TXQ at a time */
params = nla_nest_start(msg, 1);
if (!params)
goto nla_put_failure;
NLA_PUT_U8(msg, NL80211_TXQ_ATTR_QUEUE, queue);
/* Burst time is configured in units of 0.1 msec and TXOP parameter in
* 32 usec, so need to convert the value here. */
NLA_PUT_U16(msg, NL80211_TXQ_ATTR_TXOP, (burst_time * 100 + 16) / 32);
NLA_PUT_U16(msg, NL80211_TXQ_ATTR_CWMIN, cw_min);
NLA_PUT_U16(msg, NL80211_TXQ_ATTR_CWMAX, cw_max);
NLA_PUT_U8(msg, NL80211_TXQ_ATTR_AIFS, aifs);
nla_nest_end(msg, params);
nla_nest_end(msg, txq);
if (send_and_recv_msgs(drv, msg, NULL, NULL) == 0)
return 0;
nla_put_failure:
return -1;
#else /* NL80211_ATTR_WIPHY_TXQ_PARAMS */
return -1;
#endif /* NL80211_ATTR_WIPHY_TXQ_PARAMS */
}