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Diffstat (limited to 'net/mac80211/driver-ops.c')
-rw-r--r--net/mac80211/driver-ops.c54
1 files changed, 41 insertions, 13 deletions
diff --git a/net/mac80211/driver-ops.c b/net/mac80211/driver-ops.c
index 30cd0c905a24..7938ec87ef25 100644
--- a/net/mac80211/driver-ops.c
+++ b/net/mac80211/driver-ops.c
@@ -15,6 +15,7 @@ int drv_start(struct ieee80211_local *local)
int ret;
might_sleep();
+ lockdep_assert_wiphy(local->hw.wiphy);
if (WARN_ON(local->started))
return -EALREADY;
@@ -35,6 +36,7 @@ int drv_start(struct ieee80211_local *local)
void drv_stop(struct ieee80211_local *local)
{
might_sleep();
+ lockdep_assert_wiphy(local->hw.wiphy);
if (WARN_ON(!local->started))
return;
@@ -58,6 +60,7 @@ int drv_add_interface(struct ieee80211_local *local,
int ret;
might_sleep();
+ lockdep_assert_wiphy(local->hw.wiphy);
if (WARN_ON(sdata->vif.type == NL80211_IFTYPE_AP_VLAN ||
(sdata->vif.type == NL80211_IFTYPE_MONITOR &&
@@ -69,10 +72,18 @@ int drv_add_interface(struct ieee80211_local *local,
ret = local->ops->add_interface(&local->hw, &sdata->vif);
trace_drv_return_int(local, ret);
- if (ret == 0)
- sdata->flags |= IEEE80211_SDATA_IN_DRIVER;
+ if (ret)
+ return ret;
- return ret;
+ sdata->flags |= IEEE80211_SDATA_IN_DRIVER;
+
+ if (!local->in_reconfig) {
+ drv_vif_add_debugfs(local, sdata);
+ /* initially vif is not MLD */
+ ieee80211_link_debugfs_drv_add(&sdata->deflink);
+ }
+
+ return 0;
}
int drv_change_interface(struct ieee80211_local *local,
@@ -82,6 +93,7 @@ int drv_change_interface(struct ieee80211_local *local,
int ret;
might_sleep();
+ lockdep_assert_wiphy(local->hw.wiphy);
if (!check_sdata_in_driver(sdata))
return -EIO;
@@ -96,6 +108,7 @@ void drv_remove_interface(struct ieee80211_local *local,
struct ieee80211_sub_if_data *sdata)
{
might_sleep();
+ lockdep_assert_wiphy(local->hw.wiphy);
if (!check_sdata_in_driver(sdata))
return;
@@ -116,6 +129,7 @@ int drv_sta_state(struct ieee80211_local *local,
int ret = 0;
might_sleep();
+ lockdep_assert_wiphy(local->hw.wiphy);
sdata = get_bss_sdata(sdata);
if (!check_sdata_in_driver(sdata))
@@ -149,6 +163,7 @@ int drv_sta_set_txpwr(struct ieee80211_local *local,
int ret = -EOPNOTSUPP;
might_sleep();
+ lockdep_assert_wiphy(local->hw.wiphy);
sdata = get_bss_sdata(sdata);
if (!check_sdata_in_driver(sdata))
@@ -190,6 +205,7 @@ int drv_conf_tx(struct ieee80211_local *local,
int ret = -EOPNOTSUPP;
might_sleep();
+ lockdep_assert_wiphy(local->hw.wiphy);
if (!check_sdata_in_driver(sdata))
return -EIO;
@@ -223,6 +239,7 @@ u64 drv_get_tsf(struct ieee80211_local *local,
u64 ret = -1ULL;
might_sleep();
+ lockdep_assert_wiphy(local->hw.wiphy);
if (!check_sdata_in_driver(sdata))
return ret;
@@ -239,6 +256,7 @@ void drv_set_tsf(struct ieee80211_local *local,
u64 tsf)
{
might_sleep();
+ lockdep_assert_wiphy(local->hw.wiphy);
if (!check_sdata_in_driver(sdata))
return;
@@ -254,6 +272,7 @@ void drv_offset_tsf(struct ieee80211_local *local,
s64 offset)
{
might_sleep();
+ lockdep_assert_wiphy(local->hw.wiphy);
if (!check_sdata_in_driver(sdata))
return;
@@ -268,6 +287,7 @@ void drv_reset_tsf(struct ieee80211_local *local,
struct ieee80211_sub_if_data *sdata)
{
might_sleep();
+ lockdep_assert_wiphy(local->hw.wiphy);
if (!check_sdata_in_driver(sdata))
return;
@@ -285,7 +305,9 @@ int drv_assign_vif_chanctx(struct ieee80211_local *local,
{
int ret = 0;
- drv_verify_link_exists(sdata, link_conf);
+ might_sleep();
+ lockdep_assert_wiphy(local->hw.wiphy);
+
if (!check_sdata_in_driver(sdata))
return -EIO;
@@ -312,8 +334,8 @@ void drv_unassign_vif_chanctx(struct ieee80211_local *local,
struct ieee80211_chanctx *ctx)
{
might_sleep();
+ lockdep_assert_wiphy(local->hw.wiphy);
- drv_verify_link_exists(sdata, link_conf);
if (!check_sdata_in_driver(sdata))
return;
@@ -340,6 +362,7 @@ int drv_switch_vif_chanctx(struct ieee80211_local *local,
int i;
might_sleep();
+ lockdep_assert_wiphy(local->hw.wiphy);
if (!local->ops->switch_vif_chanctx)
return -EOPNOTSUPP;
@@ -392,9 +415,7 @@ int drv_ampdu_action(struct ieee80211_local *local,
int ret = -EOPNOTSUPP;
might_sleep();
-
- if (!sdata)
- return -EIO;
+ lockdep_assert_wiphy(local->hw.wiphy);
sdata = get_bss_sdata(sdata);
if (!check_sdata_in_driver(sdata))
@@ -416,6 +437,7 @@ void drv_link_info_changed(struct ieee80211_local *local,
int link_id, u64 changed)
{
might_sleep();
+ lockdep_assert_wiphy(local->hw.wiphy);
if (WARN_ON_ONCE(changed & (BSS_CHANGED_BEACON |
BSS_CHANGED_BEACON_ENABLED) &&
@@ -458,6 +480,7 @@ int drv_set_key(struct ieee80211_local *local,
int ret;
might_sleep();
+ lockdep_assert_wiphy(local->hw.wiphy);
sdata = get_bss_sdata(sdata);
if (!check_sdata_in_driver(sdata))
@@ -485,6 +508,7 @@ int drv_change_vif_links(struct ieee80211_local *local,
int ret = -EOPNOTSUPP;
might_sleep();
+ lockdep_assert_wiphy(local->hw.wiphy);
if (!check_sdata_in_driver(sdata))
return -EIO;
@@ -510,10 +534,13 @@ int drv_change_vif_links(struct ieee80211_local *local,
if (ret)
return ret;
- for_each_set_bit(link_id, &links_to_add, IEEE80211_MLD_MAX_NUM_LINKS) {
- link = rcu_access_pointer(sdata->link[link_id]);
+ if (!local->in_reconfig) {
+ for_each_set_bit(link_id, &links_to_add,
+ IEEE80211_MLD_MAX_NUM_LINKS) {
+ link = rcu_access_pointer(sdata->link[link_id]);
- ieee80211_link_debugfs_drv_add(link);
+ ieee80211_link_debugfs_drv_add(link);
+ }
}
return 0;
@@ -532,6 +559,7 @@ int drv_change_sta_links(struct ieee80211_local *local,
int ret = -EOPNOTSUPP;
might_sleep();
+ lockdep_assert_wiphy(local->hw.wiphy);
if (!check_sdata_in_driver(sdata))
return -EIO;
@@ -547,7 +575,7 @@ int drv_change_sta_links(struct ieee80211_local *local,
for_each_set_bit(link_id, &links_to_rem, IEEE80211_MLD_MAX_NUM_LINKS) {
link_sta = rcu_dereference_protected(info->link[link_id],
- lockdep_is_held(&local->sta_mtx));
+ lockdep_is_held(&local->hw.wiphy->mtx));
ieee80211_link_sta_debugfs_drv_remove(link_sta);
}
@@ -563,7 +591,7 @@ int drv_change_sta_links(struct ieee80211_local *local,
for_each_set_bit(link_id, &links_to_add, IEEE80211_MLD_MAX_NUM_LINKS) {
link_sta = rcu_dereference_protected(info->link[link_id],
- lockdep_is_held(&local->sta_mtx));
+ lockdep_is_held(&local->hw.wiphy->mtx));
ieee80211_link_sta_debugfs_drv_add(link_sta);
}
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