aboutsummaryrefslogtreecommitdiff
path: root/net/wireless/nl80211.c
diff options
context:
space:
mode:
Diffstat (limited to 'net/wireless/nl80211.c')
-rw-r--r--net/wireless/nl80211.c417
1 files changed, 405 insertions, 12 deletions
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index 572793c8c7a..1e728fff474 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -58,6 +58,9 @@ static struct nla_policy nl80211_policy[NL80211_ATTR_MAX+1] __read_mostly = {
[NL80211_ATTR_WIPHY] = { .type = NLA_U32 },
[NL80211_ATTR_WIPHY_NAME] = { .type = NLA_NUL_STRING,
.len = BUS_ID_SIZE-1 },
+ [NL80211_ATTR_WIPHY_TXQ_PARAMS] = { .type = NLA_NESTED },
+ [NL80211_ATTR_WIPHY_FREQ] = { .type = NLA_U32 },
+ [NL80211_ATTR_WIPHY_CHANNEL_TYPE] = { .type = NLA_U32 },
[NL80211_ATTR_IFTYPE] = { .type = NLA_U32 },
[NL80211_ATTR_IFINDEX] = { .type = NLA_U32 },
@@ -84,7 +87,7 @@ static struct nla_policy nl80211_policy[NL80211_ATTR_MAX+1] __read_mostly = {
.len = NL80211_MAX_SUPP_RATES },
[NL80211_ATTR_STA_PLINK_ACTION] = { .type = NLA_U8 },
[NL80211_ATTR_STA_VLAN] = { .type = NLA_U32 },
- [NL80211_ATTR_MNTR_FLAGS] = { .type = NLA_NESTED },
+ [NL80211_ATTR_MNTR_FLAGS] = { /* NLA_NESTED can't be empty */ },
[NL80211_ATTR_MESH_ID] = { .type = NLA_BINARY,
.len = IEEE80211_MAX_MESH_ID_LEN },
[NL80211_ATTR_MPATH_NEXT_HOP] = { .type = NLA_U32 },
@@ -95,6 +98,10 @@ static struct nla_policy nl80211_policy[NL80211_ATTR_MAX+1] __read_mostly = {
[NL80211_ATTR_BSS_CTS_PROT] = { .type = NLA_U8 },
[NL80211_ATTR_BSS_SHORT_PREAMBLE] = { .type = NLA_U8 },
[NL80211_ATTR_BSS_SHORT_SLOT_TIME] = { .type = NLA_U8 },
+ [NL80211_ATTR_BSS_BASIC_RATES] = { .type = NLA_BINARY,
+ .len = NL80211_MAX_SUPP_RATES },
+
+ [NL80211_ATTR_MESH_PARAMS] = { .type = NLA_NESTED },
[NL80211_ATTR_HT_CAPABILITY] = { .type = NLA_BINARY,
.len = NL80211_HT_CAPABILITY_LEN },
@@ -157,6 +164,19 @@ static int nl80211_send_wiphy(struct sk_buff *msg, u32 pid, u32 seq, int flags,
if (!nl_band)
goto nla_put_failure;
+ /* add HT info */
+ if (dev->wiphy.bands[band]->ht_cap.ht_supported) {
+ NLA_PUT(msg, NL80211_BAND_ATTR_HT_MCS_SET,
+ sizeof(dev->wiphy.bands[band]->ht_cap.mcs),
+ &dev->wiphy.bands[band]->ht_cap.mcs);
+ NLA_PUT_U16(msg, NL80211_BAND_ATTR_HT_CAPA,
+ dev->wiphy.bands[band]->ht_cap.cap);
+ NLA_PUT_U8(msg, NL80211_BAND_ATTR_HT_AMPDU_FACTOR,
+ dev->wiphy.bands[band]->ht_cap.ampdu_factor);
+ NLA_PUT_U8(msg, NL80211_BAND_ATTR_HT_AMPDU_DENSITY,
+ dev->wiphy.bands[band]->ht_cap.ampdu_density);
+ }
+
/* add frequencies */
nl_freqs = nla_nest_start(msg, NL80211_BAND_ATTR_FREQS);
if (!nl_freqs)
@@ -180,6 +200,9 @@ static int nl80211_send_wiphy(struct sk_buff *msg, u32 pid, u32 seq, int flags,
if (chan->flags & IEEE80211_CHAN_RADAR)
NLA_PUT_FLAG(msg, NL80211_FREQUENCY_ATTR_RADAR);
+ NLA_PUT_U32(msg, NL80211_FREQUENCY_ATTR_MAX_TX_POWER,
+ DBM_TO_MBM(chan->max_power));
+
nla_nest_end(msg, nl_freq);
}
@@ -269,20 +292,142 @@ static int nl80211_get_wiphy(struct sk_buff *skb, struct genl_info *info)
return -ENOBUFS;
}
+static const struct nla_policy txq_params_policy[NL80211_TXQ_ATTR_MAX + 1] = {
+ [NL80211_TXQ_ATTR_QUEUE] = { .type = NLA_U8 },
+ [NL80211_TXQ_ATTR_TXOP] = { .type = NLA_U16 },
+ [NL80211_TXQ_ATTR_CWMIN] = { .type = NLA_U16 },
+ [NL80211_TXQ_ATTR_CWMAX] = { .type = NLA_U16 },
+ [NL80211_TXQ_ATTR_AIFS] = { .type = NLA_U8 },
+};
+
+static int parse_txq_params(struct nlattr *tb[],
+ struct ieee80211_txq_params *txq_params)
+{
+ if (!tb[NL80211_TXQ_ATTR_QUEUE] || !tb[NL80211_TXQ_ATTR_TXOP] ||
+ !tb[NL80211_TXQ_ATTR_CWMIN] || !tb[NL80211_TXQ_ATTR_CWMAX] ||
+ !tb[NL80211_TXQ_ATTR_AIFS])
+ return -EINVAL;
+
+ txq_params->queue = nla_get_u8(tb[NL80211_TXQ_ATTR_QUEUE]);
+ txq_params->txop = nla_get_u16(tb[NL80211_TXQ_ATTR_TXOP]);
+ txq_params->cwmin = nla_get_u16(tb[NL80211_TXQ_ATTR_CWMIN]);
+ txq_params->cwmax = nla_get_u16(tb[NL80211_TXQ_ATTR_CWMAX]);
+ txq_params->aifs = nla_get_u8(tb[NL80211_TXQ_ATTR_AIFS]);
+
+ return 0;
+}
+
static int nl80211_set_wiphy(struct sk_buff *skb, struct genl_info *info)
{
struct cfg80211_registered_device *rdev;
- int result;
-
- if (!info->attrs[NL80211_ATTR_WIPHY_NAME])
- return -EINVAL;
+ int result = 0, rem_txq_params = 0;
+ struct nlattr *nl_txq_params;
rdev = cfg80211_get_dev_from_info(info);
if (IS_ERR(rdev))
return PTR_ERR(rdev);
- result = cfg80211_dev_rename(rdev, nla_data(info->attrs[NL80211_ATTR_WIPHY_NAME]));
+ if (info->attrs[NL80211_ATTR_WIPHY_NAME]) {
+ result = cfg80211_dev_rename(
+ rdev, nla_data(info->attrs[NL80211_ATTR_WIPHY_NAME]));
+ if (result)
+ goto bad_res;
+ }
+
+ if (info->attrs[NL80211_ATTR_WIPHY_TXQ_PARAMS]) {
+ struct ieee80211_txq_params txq_params;
+ struct nlattr *tb[NL80211_TXQ_ATTR_MAX + 1];
+
+ if (!rdev->ops->set_txq_params) {
+ result = -EOPNOTSUPP;
+ goto bad_res;
+ }
+
+ nla_for_each_nested(nl_txq_params,
+ info->attrs[NL80211_ATTR_WIPHY_TXQ_PARAMS],
+ rem_txq_params) {
+ nla_parse(tb, NL80211_TXQ_ATTR_MAX,
+ nla_data(nl_txq_params),
+ nla_len(nl_txq_params),
+ txq_params_policy);
+ result = parse_txq_params(tb, &txq_params);
+ if (result)
+ goto bad_res;
+
+ result = rdev->ops->set_txq_params(&rdev->wiphy,
+ &txq_params);
+ if (result)
+ goto bad_res;
+ }
+ }
+
+ if (info->attrs[NL80211_ATTR_WIPHY_FREQ]) {
+ enum nl80211_channel_type channel_type = NL80211_CHAN_NO_HT;
+ struct ieee80211_channel *chan;
+ struct ieee80211_sta_ht_cap *ht_cap;
+ u32 freq, sec_freq;
+
+ if (!rdev->ops->set_channel) {
+ result = -EOPNOTSUPP;
+ goto bad_res;
+ }
+
+ result = -EINVAL;
+
+ if (info->attrs[NL80211_ATTR_WIPHY_CHANNEL_TYPE]) {
+ channel_type = nla_get_u32(info->attrs[
+ NL80211_ATTR_WIPHY_CHANNEL_TYPE]);
+ if (channel_type != NL80211_CHAN_NO_HT &&
+ channel_type != NL80211_CHAN_HT20 &&
+ channel_type != NL80211_CHAN_HT40PLUS &&
+ channel_type != NL80211_CHAN_HT40MINUS)
+ goto bad_res;
+ }
+
+ freq = nla_get_u32(info->attrs[NL80211_ATTR_WIPHY_FREQ]);
+ chan = ieee80211_get_channel(&rdev->wiphy, freq);
+
+ /* Primary channel not allowed */
+ if (!chan || chan->flags & IEEE80211_CHAN_DISABLED)
+ goto bad_res;
+
+ if (channel_type == NL80211_CHAN_HT40MINUS)
+ sec_freq = freq - 20;
+ else if (channel_type == NL80211_CHAN_HT40PLUS)
+ sec_freq = freq + 20;
+ else
+ sec_freq = 0;
+
+ ht_cap = &rdev->wiphy.bands[chan->band]->ht_cap;
+ /* no HT capabilities */
+ if (channel_type != NL80211_CHAN_NO_HT &&
+ !ht_cap->ht_supported)
+ goto bad_res;
+
+ if (sec_freq) {
+ struct ieee80211_channel *schan;
+
+ /* no 40 MHz capabilities */
+ if (!(ht_cap->cap & IEEE80211_HT_CAP_SUP_WIDTH_20_40) ||
+ (ht_cap->cap & IEEE80211_HT_CAP_40MHZ_INTOLERANT))
+ goto bad_res;
+
+ schan = ieee80211_get_channel(&rdev->wiphy, sec_freq);
+
+ /* Secondary channel not allowed */
+ if (!schan || schan->flags & IEEE80211_CHAN_DISABLED)
+ goto bad_res;
+ }
+
+ result = rdev->ops->set_channel(&rdev->wiphy, chan,
+ channel_type);
+ if (result)
+ goto bad_res;
+ }
+
+
+ bad_res:
cfg80211_put_dev(rdev);
return result;
}
@@ -945,12 +1090,46 @@ static int parse_station_flags(struct nlattr *nla, u32 *staflags)
return 0;
}
+static u16 nl80211_calculate_bitrate(struct rate_info *rate)
+{
+ int modulation, streams, bitrate;
+
+ if (!(rate->flags & RATE_INFO_FLAGS_MCS))
+ return rate->legacy;
+
+ /* the formula below does only work for MCS values smaller than 32 */
+ if (rate->mcs >= 32)
+ return 0;
+
+ modulation = rate->mcs & 7;
+ streams = (rate->mcs >> 3) + 1;
+
+ bitrate = (rate->flags & RATE_INFO_FLAGS_40_MHZ_WIDTH) ?
+ 13500000 : 6500000;
+
+ if (modulation < 4)
+ bitrate *= (modulation + 1);
+ else if (modulation == 4)
+ bitrate *= (modulation + 2);
+ else
+ bitrate *= (modulation + 3);
+
+ bitrate *= streams;
+
+ if (rate->flags & RATE_INFO_FLAGS_SHORT_GI)
+ bitrate = (bitrate / 9) * 10;
+
+ /* do NOT round down here */
+ return (bitrate + 50000) / 100000;
+}
+
static int nl80211_send_station(struct sk_buff *msg, u32 pid, u32 seq,
int flags, struct net_device *dev,
u8 *mac_addr, struct station_info *sinfo)
{
void *hdr;
- struct nlattr *sinfoattr;
+ struct nlattr *sinfoattr, *txrate;
+ u16 bitrate;
hdr = nl80211hdr_put(msg, pid, seq, flags, NL80211_CMD_NEW_STATION);
if (!hdr)
@@ -980,7 +1159,29 @@ static int nl80211_send_station(struct sk_buff *msg, u32 pid, u32 seq,
if (sinfo->filled & STATION_INFO_PLINK_STATE)
NLA_PUT_U8(msg, NL80211_STA_INFO_PLINK_STATE,
sinfo->plink_state);
+ if (sinfo->filled & STATION_INFO_SIGNAL)
+ NLA_PUT_U8(msg, NL80211_STA_INFO_SIGNAL,
+ sinfo->signal);
+ if (sinfo->filled & STATION_INFO_TX_BITRATE) {
+ txrate = nla_nest_start(msg, NL80211_STA_INFO_TX_BITRATE);
+ if (!txrate)
+ goto nla_put_failure;
+
+ /* nl80211_calculate_bitrate will return 0 for mcs >= 32 */
+ bitrate = nl80211_calculate_bitrate(&sinfo->txrate);
+ if (bitrate > 0)
+ NLA_PUT_U16(msg, NL80211_RATE_INFO_BITRATE, bitrate);
+
+ if (sinfo->txrate.flags & RATE_INFO_FLAGS_MCS)
+ NLA_PUT_U8(msg, NL80211_RATE_INFO_MCS,
+ sinfo->txrate.mcs);
+ if (sinfo->txrate.flags & RATE_INFO_FLAGS_40_MHZ_WIDTH)
+ NLA_PUT_FLAG(msg, NL80211_RATE_INFO_40_MHZ_WIDTH);
+ if (sinfo->txrate.flags & RATE_INFO_FLAGS_SHORT_GI)
+ NLA_PUT_FLAG(msg, NL80211_RATE_INFO_SHORT_GI);
+ nla_nest_end(msg, txrate);
+ }
nla_nest_end(msg, sinfoattr);
return genlmsg_end(msg, hdr);
@@ -1598,6 +1799,12 @@ static int nl80211_set_bss(struct sk_buff *skb, struct genl_info *info)
if (info->attrs[NL80211_ATTR_BSS_SHORT_SLOT_TIME])
params.use_short_slot_time =
nla_get_u8(info->attrs[NL80211_ATTR_BSS_SHORT_SLOT_TIME]);
+ if (info->attrs[NL80211_ATTR_BSS_BASIC_RATES]) {
+ params.basic_rates =
+ nla_data(info->attrs[NL80211_ATTR_BSS_BASIC_RATES]);
+ params.basic_rates_len =
+ nla_len(info->attrs[NL80211_ATTR_BSS_BASIC_RATES]);
+ }
err = get_drv_dev_by_info_ifindex(info->attrs, &drv, &dev);
if (err)
@@ -1680,11 +1887,188 @@ static int nl80211_req_set_reg(struct sk_buff *skb, struct genl_info *info)
return -EINVAL;
#endif
mutex_lock(&cfg80211_drv_mutex);
- r = __regulatory_hint(NULL, REGDOM_SET_BY_USER, data, NULL);
+ r = __regulatory_hint(NULL, REGDOM_SET_BY_USER, data, 0, ENVIRON_ANY);
mutex_unlock(&cfg80211_drv_mutex);
return r;
}
+static int nl80211_get_mesh_params(struct sk_buff *skb,
+ struct genl_info *info)
+{
+ struct cfg80211_registered_device *drv;
+ struct mesh_config cur_params;
+ int err;
+ struct net_device *dev;
+ void *hdr;
+ struct nlattr *pinfoattr;
+ struct sk_buff *msg;
+
+ /* Look up our device */
+ err = get_drv_dev_by_info_ifindex(info->attrs, &drv, &dev);
+ if (err)
+ return err;
+
+ /* Get the mesh params */
+ rtnl_lock();
+ err = drv->ops->get_mesh_params(&drv->wiphy, dev, &cur_params);
+ rtnl_unlock();
+ if (err)
+ goto out;
+
+ /* Draw up a netlink message to send back */
+ msg = nlmsg_new(NLMSG_GOODSIZE, GFP_KERNEL);
+ if (!msg) {
+ err = -ENOBUFS;
+ goto out;
+ }
+ hdr = nl80211hdr_put(msg, info->snd_pid, info->snd_seq, 0,
+ NL80211_CMD_GET_MESH_PARAMS);
+ if (!hdr)
+ goto nla_put_failure;
+ pinfoattr = nla_nest_start(msg, NL80211_ATTR_MESH_PARAMS);
+ if (!pinfoattr)
+ goto nla_put_failure;
+ NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, dev->ifindex);
+ NLA_PUT_U16(msg, NL80211_MESHCONF_RETRY_TIMEOUT,
+ cur_params.dot11MeshRetryTimeout);
+ NLA_PUT_U16(msg, NL80211_MESHCONF_CONFIRM_TIMEOUT,
+ cur_params.dot11MeshConfirmTimeout);
+ NLA_PUT_U16(msg, NL80211_MESHCONF_HOLDING_TIMEOUT,
+ cur_params.dot11MeshHoldingTimeout);
+ NLA_PUT_U16(msg, NL80211_MESHCONF_MAX_PEER_LINKS,
+ cur_params.dot11MeshMaxPeerLinks);
+ NLA_PUT_U8(msg, NL80211_MESHCONF_MAX_RETRIES,
+ cur_params.dot11MeshMaxRetries);
+ NLA_PUT_U8(msg, NL80211_MESHCONF_TTL,
+ cur_params.dot11MeshTTL);
+ NLA_PUT_U8(msg, NL80211_MESHCONF_AUTO_OPEN_PLINKS,
+ cur_params.auto_open_plinks);
+ NLA_PUT_U8(msg, NL80211_MESHCONF_HWMP_MAX_PREQ_RETRIES,
+ cur_params.dot11MeshHWMPmaxPREQretries);
+ NLA_PUT_U32(msg, NL80211_MESHCONF_PATH_REFRESH_TIME,
+ cur_params.path_refresh_time);
+ NLA_PUT_U16(msg, NL80211_MESHCONF_MIN_DISCOVERY_TIMEOUT,
+ cur_params.min_discovery_timeout);
+ NLA_PUT_U32(msg, NL80211_MESHCONF_HWMP_ACTIVE_PATH_TIMEOUT,
+ cur_params.dot11MeshHWMPactivePathTimeout);
+ NLA_PUT_U16(msg, NL80211_MESHCONF_HWMP_PREQ_MIN_INTERVAL,
+ cur_params.dot11MeshHWMPpreqMinInterval);
+ NLA_PUT_U16(msg, NL80211_MESHCONF_HWMP_NET_DIAM_TRVS_TIME,
+ cur_params.dot11MeshHWMPnetDiameterTraversalTime);
+ nla_nest_end(msg, pinfoattr);
+ genlmsg_end(msg, hdr);
+ err = genlmsg_unicast(msg, info->snd_pid);
+ goto out;
+
+nla_put_failure:
+ genlmsg_cancel(msg, hdr);
+ err = -EMSGSIZE;
+out:
+ /* Cleanup */
+ cfg80211_put_dev(drv);
+ dev_put(dev);
+ return err;
+}
+
+#define FILL_IN_MESH_PARAM_IF_SET(table, cfg, param, mask, attr_num, nla_fn) \
+do {\
+ if (table[attr_num]) {\
+ cfg.param = nla_fn(table[attr_num]); \
+ mask |= (1 << (attr_num - 1)); \
+ } \
+} while (0);\
+
+static struct nla_policy
+nl80211_meshconf_params_policy[NL80211_MESHCONF_ATTR_MAX+1] __read_mostly = {
+ [NL80211_MESHCONF_RETRY_TIMEOUT] = { .type = NLA_U16 },
+ [NL80211_MESHCONF_CONFIRM_TIMEOUT] = { .type = NLA_U16 },
+ [NL80211_MESHCONF_HOLDING_TIMEOUT] = { .type = NLA_U16 },
+ [NL80211_MESHCONF_MAX_PEER_LINKS] = { .type = NLA_U16 },
+ [NL80211_MESHCONF_MAX_RETRIES] = { .type = NLA_U8 },
+ [NL80211_MESHCONF_TTL] = { .type = NLA_U8 },
+ [NL80211_MESHCONF_AUTO_OPEN_PLINKS] = { .type = NLA_U8 },
+
+ [NL80211_MESHCONF_HWMP_MAX_PREQ_RETRIES] = { .type = NLA_U8 },
+ [NL80211_MESHCONF_PATH_REFRESH_TIME] = { .type = NLA_U32 },
+ [NL80211_MESHCONF_MIN_DISCOVERY_TIMEOUT] = { .type = NLA_U16 },
+ [NL80211_MESHCONF_HWMP_ACTIVE_PATH_TIMEOUT] = { .type = NLA_U32 },
+ [NL80211_MESHCONF_HWMP_PREQ_MIN_INTERVAL] = { .type = NLA_U16 },
+ [NL80211_MESHCONF_HWMP_NET_DIAM_TRVS_TIME] = { .type = NLA_U16 },
+};
+
+static int nl80211_set_mesh_params(struct sk_buff *skb, struct genl_info *info)
+{
+ int err;
+ u32 mask;
+ struct cfg80211_registered_device *drv;
+ struct net_device *dev;
+ struct mesh_config cfg;
+ struct nlattr *tb[NL80211_MESHCONF_ATTR_MAX + 1];
+ struct nlattr *parent_attr;
+
+ parent_attr = info->attrs[NL80211_ATTR_MESH_PARAMS];
+ if (!parent_attr)
+ return -EINVAL;
+ if (nla_parse_nested(tb, NL80211_MESHCONF_ATTR_MAX,
+ parent_attr, nl80211_meshconf_params_policy))
+ return -EINVAL;
+
+ err = get_drv_dev_by_info_ifindex(info->attrs, &drv, &dev);
+ if (err)
+ return err;
+
+ /* This makes sure that there aren't more than 32 mesh config
+ * parameters (otherwise our bitfield scheme would not work.) */
+ BUILD_BUG_ON(NL80211_MESHCONF_ATTR_MAX > 32);
+
+ /* Fill in the params struct */
+ mask = 0;
+ FILL_IN_MESH_PARAM_IF_SET(tb, cfg, dot11MeshRetryTimeout,
+ mask, NL80211_MESHCONF_RETRY_TIMEOUT, nla_get_u16);
+ FILL_IN_MESH_PARAM_IF_SET(tb, cfg, dot11MeshConfirmTimeout,
+ mask, NL80211_MESHCONF_CONFIRM_TIMEOUT, nla_get_u16);
+ FILL_IN_MESH_PARAM_IF_SET(tb, cfg, dot11MeshHoldingTimeout,
+ mask, NL80211_MESHCONF_HOLDING_TIMEOUT, nla_get_u16);
+ FILL_IN_MESH_PARAM_IF_SET(tb, cfg, dot11MeshMaxPeerLinks,
+ mask, NL80211_MESHCONF_MAX_PEER_LINKS, nla_get_u16);
+ FILL_IN_MESH_PARAM_IF_SET(tb, cfg, dot11MeshMaxRetries,
+ mask, NL80211_MESHCONF_MAX_RETRIES, nla_get_u8);
+ FILL_IN_MESH_PARAM_IF_SET(tb, cfg, dot11MeshTTL,
+ mask, NL80211_MESHCONF_TTL, nla_get_u8);
+ FILL_IN_MESH_PARAM_IF_SET(tb, cfg, auto_open_plinks,
+ mask, NL80211_MESHCONF_AUTO_OPEN_PLINKS, nla_get_u8);
+ FILL_IN_MESH_PARAM_IF_SET(tb, cfg, dot11MeshHWMPmaxPREQretries,
+ mask, NL80211_MESHCONF_HWMP_MAX_PREQ_RETRIES,
+ nla_get_u8);
+ FILL_IN_MESH_PARAM_IF_SET(tb, cfg, path_refresh_time,
+ mask, NL80211_MESHCONF_PATH_REFRESH_TIME, nla_get_u32);
+ FILL_IN_MESH_PARAM_IF_SET(tb, cfg, min_discovery_timeout,
+ mask, NL80211_MESHCONF_MIN_DISCOVERY_TIMEOUT,
+ nla_get_u16);
+ FILL_IN_MESH_PARAM_IF_SET(tb, cfg, dot11MeshHWMPactivePathTimeout,
+ mask, NL80211_MESHCONF_HWMP_ACTIVE_PATH_TIMEOUT,
+ nla_get_u32);
+ FILL_IN_MESH_PARAM_IF_SET(tb, cfg, dot11MeshHWMPpreqMinInterval,
+ mask, NL80211_MESHCONF_HWMP_PREQ_MIN_INTERVAL,
+ nla_get_u16);
+ FILL_IN_MESH_PARAM_IF_SET(tb, cfg,
+ dot11MeshHWMPnetDiameterTraversalTime,
+ mask, NL80211_MESHCONF_HWMP_NET_DIAM_TRVS_TIME,
+ nla_get_u16);
+
+ /* Apply changes */
+ rtnl_lock();
+ err = drv->ops->set_mesh_params(&drv->wiphy, dev, &cfg, mask);
+ rtnl_unlock();
+
+ /* cleanup */
+ cfg80211_put_dev(drv);
+ dev_put(dev);
+ return err;
+}
+
+#undef FILL_IN_MESH_PARAM_IF_SET
+
static int nl80211_set_reg(struct sk_buff *skb, struct genl_info *info)
{
struct nlattr *tb[NL80211_REG_RULE_ATTR_MAX + 1];
@@ -1743,12 +2127,9 @@ static int nl80211_set_reg(struct sk_buff *skb, struct genl_info *info)
mutex_lock(&cfg80211_drv_mutex);
r = set_regdom(rd);
mutex_unlock(&cfg80211_drv_mutex);
- if (r)
- goto bad_reg;
-
return r;
-bad_reg:
+ bad_reg:
kfree(rd);
return -EINVAL;
}
@@ -1902,6 +2283,18 @@ static struct genl_ops nl80211_ops[] = {
.policy = nl80211_policy,
.flags = GENL_ADMIN_PERM,
},
+ {
+ .cmd = NL80211_CMD_GET_MESH_PARAMS,
+ .doit = nl80211_get_mesh_params,
+ .policy = nl80211_policy,
+ /* can be retrieved by unprivileged users */
+ },
+ {
+ .cmd = NL80211_CMD_SET_MESH_PARAMS,
+ .doit = nl80211_set_mesh_params,
+ .policy = nl80211_policy,
+ .flags = GENL_ADMIN_PERM,
+ },
};
/* multicast groups */
generated by cgit v1.2.3 (git 2.25.1) at 2024-04-25 14:49:10 +0000