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Some more updates:

Browse source 
* use shash in mac80211 crypto code where applicable
  * some documentation fixes
  * pass RSSI levels up in change notifications
  * remove unused rfkill-regulator
  * various other cleanups
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Merge tag 'mac80211-next-for-davem-2017-02-09' of git://git.kernel.org/pub/scm/linux/kernel/git/jberg/mac80211-next

Johannes Berg says:

====================
Some more updates:
 * use shash in mac80211 crypto code where applicable
 * some documentation fixes
 * pass RSSI levels up in change notifications
 * remove unused rfkill-regulator
 * various other cleanups
====================

Signed-off-by: David S. Miller <[email protected]>
This commit is contained in:
David S. Miller 2017-02-10 14:31:51 -05:00
commit 0d2164af26
34 changed files with 559 additions and 843 deletions
Download patch file Download diff file Expand all files Collapse all files

3
net/wireless/core.c
View file

@ -626,7 +626,8 @@ int wiphy_register(struct wiphy *wiphy)
if (WARN_ON((wiphy->interface_modes & BIT(NL80211_IFTYPE_NAN)) &&
(!rdev->ops->start_nan || !rdev->ops->stop_nan ||
!rdev->ops->add_nan_func || !rdev->ops->del_nan_func)))
!rdev->ops->add_nan_func || !rdev->ops->del_nan_func ||
!(wiphy->nan_supported_bands & BIT(NL80211_BAND_2GHZ)))))
return -EINVAL;
#ifndef CONFIG_WIRELESS_WDS

10
net/wireless/debugfs.c
View file

@ -17,7 +17,7 @@
static ssize_t name## _read(struct file *file, char __user *userbuf, \
size_t count, loff_t *ppos) \
{ \
struct wiphy *wiphy= file->private_data; \
struct wiphy *wiphy = file->private_data; \
char buf[buflen]; \
int res; \
\
@ -29,14 +29,14 @@ static const struct file_operations name## _ops = { \
.read = name## _read, \
.open = simple_open, \
.llseek = generic_file_llseek, \
};
}
DEBUGFS_READONLY_FILE(rts_threshold, 20, "%d",
wiphy->rts_threshold)
wiphy->rts_threshold);
DEBUGFS_READONLY_FILE(fragmentation_threshold, 20, "%d",
wiphy->frag_threshold);
DEBUGFS_READONLY_FILE(short_retry_limit, 20, "%d",
wiphy->retry_short)
wiphy->retry_short);
DEBUGFS_READONLY_FILE(long_retry_limit, 20, "%d",
wiphy->retry_long);
@ -103,7 +103,7 @@ static const struct file_operations ht40allow_map_ops = {
};
#define DEBUGFS_ADD(name) \
debugfs_create_file(#name, S_IRUGO, phyd, &rdev->wiphy, &name## _ops);
debugfs_create_file(#name, 0444, phyd, &rdev->wiphy, &name## _ops)
void cfg80211_debugfs_rdev_add(struct cfg80211_registered_device *rdev)
{

114
net/wireless/nl80211.c
View file

@ -3,7 +3,7 @@
*
* Copyright 2006-2010 Johannes Berg <johannes@sipsolutions.net>
* Copyright 2013-2014 Intel Mobile Communications GmbH
* Copyright 2015-2016 Intel Deutschland GmbH
* Copyright 2015-2017 Intel Deutschland GmbH
*/
#include <linux/if.h>
@ -398,7 +398,7 @@ static const struct nla_policy nl80211_policy[NUM_NL80211_ATTR] = {
},
[NL80211_ATTR_MU_MIMO_FOLLOW_MAC_ADDR] = { .len = ETH_ALEN },
[NL80211_ATTR_NAN_MASTER_PREF] = { .type = NLA_U8 },
[NL80211_ATTR_NAN_DUAL] = { .type = NLA_U8 },
[NL80211_ATTR_BANDS] = { .type = NLA_U32 },
[NL80211_ATTR_NAN_FUNC] = { .type = NLA_NESTED },
[NL80211_ATTR_FILS_KEK] = { .type = NLA_BINARY,
.len = FILS_MAX_KEK_LEN },
@ -1886,6 +1886,10 @@ static int nl80211_send_wiphy(struct cfg80211_registered_device *rdev,
}
}
if (nla_put_u32(msg, NL80211_ATTR_BANDS,
rdev->wiphy.nan_supported_bands))
goto nla_put_failure;
/* done */
state->split_start = 0;
break;
@ -3743,6 +3747,49 @@ static int nl80211_parse_beacon(struct nlattr *attrs[],
return 0;
}
static void nl80211_check_ap_rate_selectors(struct cfg80211_ap_settings *params,
const u8 *rates)
{
int i;
if (!rates)
return;
for (i = 0; i < rates[1]; i++) {
if (rates[2 + i] == BSS_MEMBERSHIP_SELECTOR_HT_PHY)
params->ht_required = true;
if (rates[2 + i] == BSS_MEMBERSHIP_SELECTOR_VHT_PHY)
params->vht_required = true;
}
}
/*
* Since the nl80211 API didn't include, from the beginning, attributes about
* HT/VHT requirements/capabilities, we parse them out of the IEs for the
* benefit of drivers that rebuild IEs in the firmware.
*/
static void nl80211_calculate_ap_params(struct cfg80211_ap_settings *params)
{
const struct cfg80211_beacon_data *bcn = &params->beacon;
size_t ies_len = bcn->beacon_ies_len;
const u8 *ies = bcn->beacon_ies;
const u8 *rates;
const u8 *cap;
rates = cfg80211_find_ie(WLAN_EID_SUPP_RATES, ies, ies_len);
nl80211_check_ap_rate_selectors(params, rates);
rates = cfg80211_find_ie(WLAN_EID_EXT_SUPP_RATES, ies, ies_len);
nl80211_check_ap_rate_selectors(params, rates);
cap = cfg80211_find_ie(WLAN_EID_HT_CAPABILITY, ies, ies_len);
if (cap && cap[1] >= sizeof(*params->ht_cap))
params->ht_cap = (void *)(cap + 2);
cap = cfg80211_find_ie(WLAN_EID_VHT_CAPABILITY, ies, ies_len);
if (cap && cap[1] >= sizeof(*params->vht_cap))
params->vht_cap = (void *)(cap + 2);
}
static bool nl80211_get_ap_channel(struct cfg80211_registered_device *rdev,
struct cfg80211_ap_settings *params)
{
@ -3971,6 +4018,8 @@ static int nl80211_start_ap(struct sk_buff *skb, struct genl_info *info)
return PTR_ERR(params.acl);
}
nl80211_calculate_ap_params(&params);
wdev_lock(wdev);
err = rdev_start_ap(rdev, dev, &params);
if (!err) {
@ -6868,7 +6917,7 @@ nl80211_parse_sched_scan_plans(struct wiphy *wiphy, int n_plans,
static struct cfg80211_sched_scan_request *
nl80211_parse_sched_scan(struct wiphy *wiphy, struct wireless_dev *wdev,
struct nlattr **attrs)
struct nlattr **attrs, int max_match_sets)
{
struct cfg80211_sched_scan_request *request;
struct nlattr *attr;
@ -6933,7 +6982,7 @@ nl80211_parse_sched_scan(struct wiphy *wiphy, struct wireless_dev *wdev,
if (!n_match_sets && default_match_rssi != NL80211_SCAN_RSSI_THOLD_OFF)
n_match_sets = 1;
if (n_match_sets > wiphy->max_match_sets)
if (n_match_sets > max_match_sets)
return ERR_PTR(-EINVAL);
if (attrs[NL80211_ATTR_IE])
@ -7233,7 +7282,8 @@ static int nl80211_start_sched_scan(struct sk_buff *skb,
return -EINPROGRESS;
sched_scan_req = nl80211_parse_sched_scan(&rdev->wiphy, wdev,
info->attrs);
info->attrs,
rdev->wiphy.max_match_sets);
err = PTR_ERR_OR_ZERO(sched_scan_req);
if (err)
@ -8586,6 +8636,12 @@ static int nl80211_testmode_dump(struct sk_buff *skb,
* so we need to offset by 1.
*/
phy_idx = cb->args[0] - 1;
rdev = cfg80211_rdev_by_wiphy_idx(phy_idx);
if (!rdev) {
err = -ENOENT;
goto out_err;
}
} else {
struct nlattr **attrbuf = genl_family_attrbuf(&nl80211_fam);
@ -8600,7 +8656,6 @@ static int nl80211_testmode_dump(struct sk_buff *skb,
goto out_err;
}
phy_idx = rdev->wiphy_idx;
rdev = NULL;
if (attrbuf[NL80211_ATTR_TESTDATA])
cb->args[1] = (long)attrbuf[NL80211_ATTR_TESTDATA];
@ -8611,12 +8666,6 @@ static int nl80211_testmode_dump(struct sk_buff *skb,
data_len = nla_len((void *)cb->args[1]);
}
rdev = cfg80211_rdev_by_wiphy_idx(phy_idx);
if (!rdev) {
err = -ENOENT;
goto out_err;
}
if (!rdev->ops->testmode_dump) {
err = -EOPNOTSUPP;
goto out_err;
@ -9430,6 +9479,7 @@ nl80211_attr_cqm_policy[NL80211_ATTR_CQM_MAX + 1] = {
[NL80211_ATTR_CQM_TXE_RATE] = { .type = NLA_U32 },
[NL80211_ATTR_CQM_TXE_PKTS] = { .type = NLA_U32 },
[NL80211_ATTR_CQM_TXE_INTVL] = { .type = NLA_U32 },
[NL80211_ATTR_CQM_RSSI_LEVEL] = { .type = NLA_S32 },
};
static int nl80211_set_cqm_txe(struct genl_info *info,
@ -10046,7 +10096,8 @@ static int nl80211_parse_wowlan_nd(struct cfg80211_registered_device *rdev,
if (err)
goto out;
trig->nd_config = nl80211_parse_sched_scan(&rdev->wiphy, NULL, tb);
trig->nd_config = nl80211_parse_sched_scan(&rdev->wiphy, NULL, tb,
wowlan->max_nd_match_sets);
err = PTR_ERR_OR_ZERO(trig->nd_config);
if (err)
trig->nd_config = NULL;
@ -10731,15 +10782,22 @@ static int nl80211_start_nan(struct sk_buff *skb, struct genl_info *info)
if (!info->attrs[NL80211_ATTR_NAN_MASTER_PREF])
return -EINVAL;
if (!info->attrs[NL80211_ATTR_NAN_DUAL])
return -EINVAL;
conf.master_pref =
nla_get_u8(info->attrs[NL80211_ATTR_NAN_MASTER_PREF]);
if (!conf.master_pref)
return -EINVAL;
conf.dual = nla_get_u8(info->attrs[NL80211_ATTR_NAN_DUAL]);
if (info->attrs[NL80211_ATTR_BANDS]) {
u32 bands = nla_get_u32(info->attrs[NL80211_ATTR_BANDS]);
if (bands & ~(u32)wdev->wiphy->nan_supported_bands)
return -EOPNOTSUPP;
if (bands && !(bands & BIT(NL80211_BAND_2GHZ)))
return -EINVAL;
conf.bands = bands;
}
err = rdev_start_nan(rdev, wdev, &conf);
if (err)
@ -11104,9 +11162,17 @@ static int nl80211_nan_change_config(struct sk_buff *skb,
changed |= CFG80211_NAN_CONF_CHANGED_PREF;
}
if (info->attrs[NL80211_ATTR_NAN_DUAL]) {
conf.dual = nla_get_u8(info->attrs[NL80211_ATTR_NAN_DUAL]);
changed |= CFG80211_NAN_CONF_CHANGED_DUAL;
if (info->attrs[NL80211_ATTR_BANDS]) {
u32 bands = nla_get_u32(info->attrs[NL80211_ATTR_BANDS]);
if (bands & ~(u32)wdev->wiphy->nan_supported_bands)
return -EOPNOTSUPP;
if (bands && !(bands & BIT(NL80211_BAND_2GHZ)))
return -EINVAL;
conf.bands = bands;
changed |= CFG80211_NAN_CONF_CHANGED_BANDS;
}
if (!changed)
@ -13914,11 +13980,11 @@ static void cfg80211_send_cqm(struct sk_buff *msg, gfp_t gfp)
void cfg80211_cqm_rssi_notify(struct net_device *dev,
enum nl80211_cqm_rssi_threshold_event rssi_event,
gfp_t gfp)
s32 rssi_level, gfp_t gfp)
{
struct sk_buff *msg;
trace_cfg80211_cqm_rssi_notify(dev, rssi_event);
trace_cfg80211_cqm_rssi_notify(dev, rssi_event, rssi_level);
if (WARN_ON(rssi_event != NL80211_CQM_RSSI_THRESHOLD_EVENT_LOW &&
rssi_event != NL80211_CQM_RSSI_THRESHOLD_EVENT_HIGH))
@ -13932,6 +13998,10 @@ void cfg80211_cqm_rssi_notify(struct net_device *dev,
rssi_event))
goto nla_put_failure;
if (rssi_level && nla_put_s32(msg, NL80211_ATTR_CQM_RSSI_LEVEL,
rssi_level))
goto nla_put_failure;
cfg80211_send_cqm(msg, gfp);
return;

27
net/wireless/trace.h
View file

@ -1915,18 +1915,18 @@ TRACE_EVENT(rdev_start_nan,
WIPHY_ENTRY
WDEV_ENTRY
__field(u8, master_pref)
__field(u8, dual);
__field(u8, bands);
),
TP_fast_assign(
WIPHY_ASSIGN;
WDEV_ASSIGN;
__entry->master_pref = conf->master_pref;
__entry->dual = conf->dual;
__entry->bands = conf->bands;
),
TP_printk(WIPHY_PR_FMT ", " WDEV_PR_FMT
", master preference: %u, dual: %d",
", master preference: %u, bands: 0x%0x",
WIPHY_PR_ARG, WDEV_PR_ARG, __entry->master_pref,
__entry->dual)
__entry->bands)
);
TRACE_EVENT(rdev_nan_change_conf,
@ -1937,20 +1937,20 @@ TRACE_EVENT(rdev_nan_change_conf,
WIPHY_ENTRY
WDEV_ENTRY
__field(u8, master_pref)
__field(u8, dual);
__field(u8, bands);
__field(u32, changes);
),
TP_fast_assign(
WIPHY_ASSIGN;
WDEV_ASSIGN;
__entry->master_pref = conf->master_pref;
__entry->dual = conf->dual;
__entry->bands = conf->bands;
__entry->changes = changes;
),
TP_printk(WIPHY_PR_FMT ", " WDEV_PR_FMT
", master preference: %u, dual: %d, changes: %x",
", master preference: %u, bands: 0x%0x, changes: %x",
WIPHY_PR_ARG, WDEV_PR_ARG, __entry->master_pref,
__entry->dual, __entry->changes)
__entry->bands, __entry->changes)
);
DEFINE_EVENT(wiphy_wdev_evt, rdev_stop_nan,
@ -2490,18 +2490,21 @@ TRACE_EVENT(cfg80211_mgmt_tx_status,
TRACE_EVENT(cfg80211_cqm_rssi_notify,
TP_PROTO(struct net_device *netdev,
enum nl80211_cqm_rssi_threshold_event rssi_event),
TP_ARGS(netdev, rssi_event),
enum nl80211_cqm_rssi_threshold_event rssi_event,
s32 rssi_level),
TP_ARGS(netdev, rssi_event, rssi_level),
TP_STRUCT__entry(
NETDEV_ENTRY
__field(enum nl80211_cqm_rssi_threshold_event, rssi_event)
__field(s32, rssi_level)
),
TP_fast_assign(
NETDEV_ASSIGN;
__entry->rssi_event = rssi_event;
__entry->rssi_level = rssi_level;
),
TP_printk(NETDEV_PR_FMT ", rssi event: %d",
NETDEV_PR_ARG, __entry->rssi_event)
TP_printk(NETDEV_PR_FMT ", rssi event: %d, level: %d",
NETDEV_PR_ARG, __entry->rssi_event, __entry->rssi_level)
);
TRACE_EVENT(cfg80211_reg_can_beacon,