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Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-next into for-davem

Browse Source 
Conflicts:
	drivers/net/wireless/ath/ath9k/recv.c
This commit is contained in:
John W. Linville
2014-03-13 14:21:43 -04:00
parent 433131ba03 4e3b3bcd81
commit 42775a34d2
314 changed files with 30435 additions and 4694 deletions
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6
net/wireless/chan.c
View File

@@ -705,12 +705,8 @@ cfg80211_get_chan_state(struct wireless_dev *wdev,
case NL80211_IFTYPE_MONITOR:
case NL80211_IFTYPE_AP_VLAN:
case NL80211_IFTYPE_WDS:
/* these interface types don't really have a channel */
return;
case NL80211_IFTYPE_P2P_DEVICE:
if (wdev->wiphy->features &
NL80211_FEATURE_P2P_DEVICE_NEEDS_CHANNEL)
*chanmode = CHAN_MODE_EXCLUSIVE;
/* these interface types don't really have a channel */
return;
case NL80211_IFTYPE_UNSPECIFIED:
case NUM_NL80211_IFTYPES:

2
net/wireless/genregdb.awk
View File

@@ -105,6 +105,8 @@ function parse_reg_rule()
flags = flags "\n\t\t\tNL80211_RRF_NO_IR | "
} else if (flagarray[arg] == "NO-IR") {
flags = flags "\n\t\t\tNL80211_RRF_NO_IR | "
} else if (flagarray[arg] == "AUTO-BW") {
flags = flags "\n\t\t\tNL80211_RRF_AUTO_BW | "
}
}

7
net/wireless/ibss.c
View File

@@ -128,12 +128,11 @@ int __cfg80211_join_ibss(struct cfg80211_registered_device *rdev,
#endif
check_chan = params->chandef.chan;
if (params->userspace_handles_dfs) {
/* use channel NULL to check for radar even if the current
* channel is not a radar channel - it might decide to change
* to DFS channel later.
/* Check for radar even if the current channel is not
* a radar channel - it might decide to change to DFS
* channel later.
*/
radar_detect_width = BIT(params->chandef.width);
check_chan = NULL;
}
err = cfg80211_can_use_iftype_chan(rdev, wdev, wdev->iftype,

6
net/wireless/mesh.c
View File

@@ -236,6 +236,12 @@ int cfg80211_set_mesh_channel(struct cfg80211_registered_device *rdev,
if (!netif_running(wdev->netdev))
return -ENETDOWN;
/* cfg80211_can_use_chan() calls
* cfg80211_can_use_iftype_chan() with no radar
* detection, so if we're trying to use a radar
* channel here, something is wrong.
*/
WARN_ON_ONCE(chandef->chan->flags & IEEE80211_CHAN_RADAR);
err = cfg80211_can_use_chan(rdev, wdev, chandef->chan,
CHAN_MODE_SHARED);
if (err)

33
net/wireless/nl80211.c
View File

@@ -384,6 +384,7 @@ static const struct nla_policy nl80211_policy[NL80211_ATTR_MAX+1] = {
.len = IEEE80211_QOS_MAP_LEN_MAX },
[NL80211_ATTR_MAC_HINT] = { .len = ETH_ALEN },
[NL80211_ATTR_WIPHY_FREQ_HINT] = { .type = NLA_U32 },
[NL80211_ATTR_TDLS_PEER_CAPABILITY] = { .type = NLA_U32 },
};
/* policy for the key attributes */
@@ -4627,6 +4628,8 @@ static int parse_reg_rule(struct nlattr *tb[],
return -EINVAL;
if (!tb[NL80211_ATTR_FREQ_RANGE_END])
return -EINVAL;
if (!tb[NL80211_ATTR_FREQ_RANGE_MAX_BW])
return -EINVAL;
if (!tb[NL80211_ATTR_POWER_RULE_MAX_EIRP])
return -EINVAL;
@@ -4636,9 +4639,8 @@ static int parse_reg_rule(struct nlattr *tb[],
nla_get_u32(tb[NL80211_ATTR_FREQ_RANGE_START]);
freq_range->end_freq_khz =
nla_get_u32(tb[NL80211_ATTR_FREQ_RANGE_END]);
if (tb[NL80211_ATTR_FREQ_RANGE_MAX_BW])
freq_range->max_bandwidth_khz =
nla_get_u32(tb[NL80211_ATTR_FREQ_RANGE_MAX_BW]);
freq_range->max_bandwidth_khz =
nla_get_u32(tb[NL80211_ATTR_FREQ_RANGE_MAX_BW]);
power_rule->max_eirp =
nla_get_u32(tb[NL80211_ATTR_POWER_RULE_MAX_EIRP]);
@@ -5710,8 +5712,8 @@ static int nl80211_start_sched_scan(struct sk_buff *skb,
request->min_rssi_thold = NL80211_SCAN_RSSI_THOLD_OFF;
}
if (info->attrs[NL80211_ATTR_IE]) {
request->ie_len = nla_len(info->attrs[NL80211_ATTR_IE]);
if (ie_len) {
request->ie_len = ie_len;
memcpy((void *)request->ie,
nla_data(info->attrs[NL80211_ATTR_IE]),
request->ie_len);
@@ -5911,17 +5913,22 @@ skip_beacons:
if (!cfg80211_reg_can_beacon(&rdev->wiphy, &params.chandef))
return -EINVAL;
if (dev->ieee80211_ptr->iftype == NL80211_IFTYPE_AP ||
dev->ieee80211_ptr->iftype == NL80211_IFTYPE_P2P_GO ||
dev->ieee80211_ptr->iftype == NL80211_IFTYPE_ADHOC) {
switch (dev->ieee80211_ptr->iftype) {
case NL80211_IFTYPE_AP:
case NL80211_IFTYPE_P2P_GO:
case NL80211_IFTYPE_ADHOC:
case NL80211_IFTYPE_MESH_POINT:
err = cfg80211_chandef_dfs_required(wdev->wiphy,
&params.chandef);
if (err < 0) {
if (err < 0)
return err;
} else if (err) {
if (err) {
radar_detect_width = BIT(params.chandef.width);
params.radar_required = true;
}
break;
default:
break;
}
err = cfg80211_can_use_iftype_chan(rdev, wdev, wdev->iftype,
@@ -7269,6 +7276,7 @@ static int nl80211_tdls_mgmt(struct sk_buff *skb, struct genl_info *info)
struct cfg80211_registered_device *rdev = info->user_ptr[0];
struct net_device *dev = info->user_ptr[1];
u8 action_code, dialog_token;
u32 peer_capability = 0;
u16 status_code;
u8 *peer;
@@ -7287,9 +7295,12 @@ static int nl80211_tdls_mgmt(struct sk_buff *skb, struct genl_info *info)
action_code = nla_get_u8(info->attrs[NL80211_ATTR_TDLS_ACTION]);
status_code = nla_get_u16(info->attrs[NL80211_ATTR_STATUS_CODE]);
dialog_token = nla_get_u8(info->attrs[NL80211_ATTR_TDLS_DIALOG_TOKEN]);
if (info->attrs[NL80211_ATTR_TDLS_PEER_CAPABILITY])
peer_capability =
nla_get_u32(info->attrs[NL80211_ATTR_TDLS_PEER_CAPABILITY]);
return rdev_tdls_mgmt(rdev, dev, peer, action_code,
dialog_token, status_code,
dialog_token, status_code, peer_capability,
nla_data(info->attrs[NL80211_ATTR_IE]),
nla_len(info->attrs[NL80211_ATTR_IE]));
}

9
net/wireless/rdev-ops.h
View File

@@ -769,13 +769,16 @@ static inline int rdev_set_rekey_data(struct cfg80211_registered_device *rdev,
static inline int rdev_tdls_mgmt(struct cfg80211_registered_device *rdev,
struct net_device *dev, u8 *peer,
u8 action_code, u8 dialog_token,
u16 status_code, const u8 *buf, size_t len)
u16 status_code, u32 peer_capability,
const u8 *buf, size_t len)
{
int ret;
trace_rdev_tdls_mgmt(&rdev->wiphy, dev, peer, action_code,
dialog_token, status_code, buf, len);
dialog_token, status_code, peer_capability,
buf, len);
ret = rdev->ops->tdls_mgmt(&rdev->wiphy, dev, peer, action_code,
dialog_token, status_code, buf, len);
dialog_token, status_code, peer_capability,
buf, len);
trace_rdev_return_int(&rdev->wiphy, ret);
return ret;
}

83
net/wireless/reg.c
View File

@@ -563,9 +563,6 @@ unsigned int reg_get_max_bandwidth(const struct ieee80211_regdomain *rd,
if (freq_range_tmp->end_freq_khz < freq_range->start_freq_khz)
break;
if (freq_range_tmp->max_bandwidth_khz)
break;
freq_range = freq_range_tmp;
}
@@ -582,9 +579,6 @@ unsigned int reg_get_max_bandwidth(const struct ieee80211_regdomain *rd,
if (freq_range_tmp->start_freq_khz > freq_range->end_freq_khz)
break;
if (freq_range_tmp->max_bandwidth_khz)
break;
freq_range = freq_range_tmp;
}
@@ -729,21 +723,29 @@ static int reg_rules_intersect(const struct ieee80211_regdomain *rd1,
max_bandwidth1 = freq_range1->max_bandwidth_khz;
max_bandwidth2 = freq_range2->max_bandwidth_khz;
/*
* In case max_bandwidth1 == 0 and max_bandwith2 == 0 set
* output bandwidth as 0 (auto calculation). Next we will
* calculate this correctly in handle_channel function.
* In other case calculate output bandwidth here.
*/
if (max_bandwidth1 || max_bandwidth2) {
if (!max_bandwidth1)
max_bandwidth1 = reg_get_max_bandwidth(rd1, rule1);
if (!max_bandwidth2)
max_bandwidth2 = reg_get_max_bandwidth(rd2, rule2);
}
if (rule1->flags & NL80211_RRF_AUTO_BW)
max_bandwidth1 = reg_get_max_bandwidth(rd1, rule1);
if (rule2->flags & NL80211_RRF_AUTO_BW)
max_bandwidth2 = reg_get_max_bandwidth(rd2, rule2);
freq_range->max_bandwidth_khz = min(max_bandwidth1, max_bandwidth2);
intersected_rule->flags = rule1->flags | rule2->flags;
/*
* In case NL80211_RRF_AUTO_BW requested for both rules
* set AUTO_BW in intersected rule also. Next we will
* calculate BW correctly in handle_channel function.
* In other case remove AUTO_BW flag while we calculate
* maximum bandwidth correctly and auto calculation is
* not required.
*/
if ((rule1->flags & NL80211_RRF_AUTO_BW) &&
(rule2->flags & NL80211_RRF_AUTO_BW))
intersected_rule->flags |= NL80211_RRF_AUTO_BW;
else
intersected_rule->flags &= ~NL80211_RRF_AUTO_BW;
freq_diff = freq_range->end_freq_khz - freq_range->start_freq_khz;
if (freq_range->max_bandwidth_khz > freq_diff)
freq_range->max_bandwidth_khz = freq_diff;
@@ -753,8 +755,6 @@ static int reg_rules_intersect(const struct ieee80211_regdomain *rd1,
power_rule->max_antenna_gain = min(power_rule1->max_antenna_gain,
power_rule2->max_antenna_gain);
intersected_rule->flags = rule1->flags | rule2->flags;
if (!is_valid_reg_rule(intersected_rule))
return -EINVAL;
@@ -938,31 +938,42 @@ const char *reg_initiator_name(enum nl80211_reg_initiator initiator)
EXPORT_SYMBOL(reg_initiator_name);
#ifdef CONFIG_CFG80211_REG_DEBUG
static void chan_reg_rule_print_dbg(struct ieee80211_channel *chan,
static void chan_reg_rule_print_dbg(const struct ieee80211_regdomain *regd,
struct ieee80211_channel *chan,
const struct ieee80211_reg_rule *reg_rule)
{
const struct ieee80211_power_rule *power_rule;
const struct ieee80211_freq_range *freq_range;
char max_antenna_gain[32];
char max_antenna_gain[32], bw[32];
power_rule = &reg_rule->power_rule;
freq_range = &reg_rule->freq_range;
if (!power_rule->max_antenna_gain)
snprintf(max_antenna_gain, 32, "N/A");
snprintf(max_antenna_gain, sizeof(max_antenna_gain), "N/A");
else
snprintf(max_antenna_gain, 32, "%d", power_rule->max_antenna_gain);
snprintf(max_antenna_gain, sizeof(max_antenna_gain), "%d",
power_rule->max_antenna_gain);
if (reg_rule->flags & NL80211_RRF_AUTO_BW)
snprintf(bw, sizeof(bw), "%d KHz, %d KHz AUTO",
freq_range->max_bandwidth_khz,
reg_get_max_bandwidth(regd, reg_rule));
else
snprintf(bw, sizeof(bw), "%d KHz",
freq_range->max_bandwidth_khz);
REG_DBG_PRINT("Updating information on frequency %d MHz with regulatory rule:\n",
chan->center_freq);
REG_DBG_PRINT("%d KHz - %d KHz @ %d KHz), (%s mBi, %d mBm)\n",
REG_DBG_PRINT("%d KHz - %d KHz @ %s), (%s mBi, %d mBm)\n",
freq_range->start_freq_khz, freq_range->end_freq_khz,
freq_range->max_bandwidth_khz, max_antenna_gain,
bw, max_antenna_gain,
power_rule->max_eirp);
}
#else
static void chan_reg_rule_print_dbg(struct ieee80211_channel *chan,
static void chan_reg_rule_print_dbg(const struct ieee80211_regdomain *regd,
struct ieee80211_channel *chan,
const struct ieee80211_reg_rule *reg_rule)
{
return;
@@ -1022,17 +1033,16 @@ static void handle_channel(struct wiphy *wiphy,
return;
}
chan_reg_rule_print_dbg(chan, reg_rule);
regd = reg_get_regdomain(wiphy);
chan_reg_rule_print_dbg(regd, chan, reg_rule);
power_rule = &reg_rule->power_rule;
freq_range = &reg_rule->freq_range;
max_bandwidth_khz = freq_range->max_bandwidth_khz;
/* Check if auto calculation requested */
if (!max_bandwidth_khz) {
regd = reg_get_regdomain(wiphy);
if (reg_rule->flags & NL80211_RRF_AUTO_BW)
max_bandwidth_khz = reg_get_max_bandwidth(regd, reg_rule);
}
if (max_bandwidth_khz < MHZ_TO_KHZ(40))
bw_flags = IEEE80211_CHAN_NO_HT40;
@@ -1437,14 +1447,14 @@ static void handle_channel_custom(struct wiphy *wiphy,
return;
}
chan_reg_rule_print_dbg(chan, reg_rule);
chan_reg_rule_print_dbg(regd, chan, reg_rule);
power_rule = &reg_rule->power_rule;
freq_range = &reg_rule->freq_range;
max_bandwidth_khz = freq_range->max_bandwidth_khz;
/* Check if auto calculation requested */
if (!max_bandwidth_khz)
if (reg_rule->flags & NL80211_RRF_AUTO_BW)
max_bandwidth_khz = reg_get_max_bandwidth(regd, reg_rule);
if (max_bandwidth_khz < MHZ_TO_KHZ(40))
@@ -2254,11 +2264,12 @@ static void print_rd_rules(const struct ieee80211_regdomain *rd)
freq_range = &reg_rule->freq_range;
power_rule = &reg_rule->power_rule;
if (!freq_range->max_bandwidth_khz)
snprintf(bw, 32, "%d KHz, AUTO",
if (reg_rule->flags & NL80211_RRF_AUTO_BW)
snprintf(bw, sizeof(bw), "%d KHz, %d KHz AUTO",
freq_range->max_bandwidth_khz,
reg_get_max_bandwidth(rd, reg_rule));
else
snprintf(bw, 32, "%d KHz",
snprintf(bw, sizeof(bw), "%d KHz",
freq_range->max_bandwidth_khz);
/*

12
net/wireless/trace.h
View File

@@ -1468,9 +1468,10 @@ TRACE_EVENT(rdev_sched_scan_start,
TRACE_EVENT(rdev_tdls_mgmt,
TP_PROTO(struct wiphy *wiphy, struct net_device *netdev,
u8 *peer, u8 action_code, u8 dialog_token,
u16 status_code, const u8 *buf, size_t len),
u16 status_code, u32 peer_capability,
const u8 *buf, size_t len),
TP_ARGS(wiphy, netdev, peer, action_code, dialog_token, status_code,
buf, len),
peer_capability, buf, len),
TP_STRUCT__entry(
WIPHY_ENTRY
NETDEV_ENTRY
@@ -1478,6 +1479,7 @@ TRACE_EVENT(rdev_tdls_mgmt,
__field(u8, action_code)
__field(u8, dialog_token)
__field(u16, status_code)
__field(u32, peer_capability)
__dynamic_array(u8, buf, len)
),
TP_fast_assign(
@@ -1487,13 +1489,15 @@ TRACE_EVENT(rdev_tdls_mgmt,
__entry->action_code = action_code;
__entry->dialog_token = dialog_token;
__entry->status_code = status_code;
__entry->peer_capability = peer_capability;
memcpy(__get_dynamic_array(buf), buf, len);
),
TP_printk(WIPHY_PR_FMT ", " NETDEV_PR_FMT ", " MAC_PR_FMT ", action_code: %u, "
"dialog_token: %u, status_code: %u, buf: %#.2x ",
"dialog_token: %u, status_code: %u, peer_capability: %u buf: %#.2x ",
WIPHY_PR_ARG, NETDEV_PR_ARG, MAC_PR_ARG(peer),
__entry->action_code, __entry->dialog_token,
__entry->status_code, ((u8 *)__get_dynamic_array(buf))[0])
__entry->status_code, __entry->peer_capability,
((u8 *)__get_dynamic_array(buf))[0])
);
TRACE_EVENT(rdev_dump_survey,

31
net/wireless/util.c
View File

@@ -1285,7 +1285,6 @@ int cfg80211_can_use_iftype_chan(struct cfg80211_registered_device *rdev,
enum cfg80211_chan_mode chmode;
int num_different_channels = 0;
int total = 1;
bool radar_required = false;
int i, j;
ASSERT_RTNL();
@@ -1293,35 +1292,7 @@ int cfg80211_can_use_iftype_chan(struct cfg80211_registered_device *rdev,
if (WARN_ON(hweight32(radar_detect) > 1))
return -EINVAL;
switch (iftype) {
case NL80211_IFTYPE_ADHOC:
case NL80211_IFTYPE_AP:
case NL80211_IFTYPE_AP_VLAN:
case NL80211_IFTYPE_MESH_POINT:
case NL80211_IFTYPE_P2P_GO:
case NL80211_IFTYPE_WDS:
/* if the interface could potentially choose a DFS channel,
* then mark DFS as required.
*/
if (!chan) {
if (chanmode != CHAN_MODE_UNDEFINED && radar_detect)
radar_required = true;
break;
}
radar_required = !!(chan->flags & IEEE80211_CHAN_RADAR);
break;
case NL80211_IFTYPE_P2P_CLIENT:
case NL80211_IFTYPE_STATION:
case NL80211_IFTYPE_P2P_DEVICE:
case NL80211_IFTYPE_MONITOR:
break;
case NUM_NL80211_IFTYPES:
case NL80211_IFTYPE_UNSPECIFIED:
default:
return -EINVAL;
}
if (radar_required && !radar_detect)
if (WARN_ON(iftype >= NUM_NL80211_IFTYPES))
return -EINVAL;
/* Always allow software iftypes */