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Diffstat (limited to 'net')
-rw-r--r--net/mac80211/cfg.c35
-rw-r--r--net/mac80211/driver-ops.h6
-rw-r--r--net/mac80211/mlme.c27
-rw-r--r--net/mac80211/trace.h11
4 files changed, 48 insertions, 31 deletions
diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c
index 851d6ed68367..490ee6f52d6e 100644
--- a/net/mac80211/cfg.c
+++ b/net/mac80211/cfg.c
@@ -3590,8 +3590,9 @@ static int ieee80211_set_after_csa_beacon(struct ieee80211_sub_if_data *sdata,
return 0;
}
-static int __ieee80211_csa_finalize(struct ieee80211_sub_if_data *sdata)
+static int __ieee80211_csa_finalize(struct ieee80211_link_data *link_data)
{
+ struct ieee80211_sub_if_data *sdata = link_data->sdata;
struct ieee80211_local *local = sdata->local;
u64 changed = 0;
int err;
@@ -3605,20 +3606,20 @@ static int __ieee80211_csa_finalize(struct ieee80211_sub_if_data *sdata)
* completed successfully
*/
- if (sdata->deflink.reserved_chanctx) {
+ if (link_data->reserved_chanctx) {
/*
* with multi-vif csa driver may call ieee80211_csa_finish()
* many times while waiting for other interfaces to use their
* reservations
*/
- if (sdata->deflink.reserved_ready)
+ if (link_data->reserved_ready)
return 0;
return ieee80211_link_use_reserved_context(&sdata->deflink);
}
if (!cfg80211_chandef_identical(&sdata->vif.bss_conf.chandef,
- &sdata->deflink.csa_chandef))
+ &link_data->csa_chandef))
return -EINVAL;
sdata->vif.bss_conf.csa_active = false;
@@ -3635,25 +3636,27 @@ static int __ieee80211_csa_finalize(struct ieee80211_sub_if_data *sdata)
ieee80211_link_info_change_notify(sdata, &sdata->deflink, changed);
- if (sdata->deflink.csa_block_tx) {
+ if (link_data->csa_block_tx) {
ieee80211_wake_vif_queues(local, sdata,
IEEE80211_QUEUE_STOP_REASON_CSA);
- sdata->deflink.csa_block_tx = false;
+ link_data->csa_block_tx = false;
}
- err = drv_post_channel_switch(sdata);
+ err = drv_post_channel_switch(link_data);
if (err)
return err;
- cfg80211_ch_switch_notify(sdata->dev, &sdata->deflink.csa_chandef, 0,
+ cfg80211_ch_switch_notify(sdata->dev, &link_data->csa_chandef, 0,
sdata->vif.bss_conf.eht_puncturing);
return 0;
}
-static void ieee80211_csa_finalize(struct ieee80211_sub_if_data *sdata)
+static void ieee80211_csa_finalize(struct ieee80211_link_data *link_data)
{
- if (__ieee80211_csa_finalize(sdata)) {
+ struct ieee80211_sub_if_data *sdata = link_data->sdata;
+
+ if (__ieee80211_csa_finalize(link_data)) {
sdata_info(sdata, "failed to finalize CSA, disconnecting\n");
cfg80211_stop_iface(sdata->local->hw.wiphy, &sdata->wdev,
GFP_KERNEL);
@@ -3662,21 +3665,21 @@ static void ieee80211_csa_finalize(struct ieee80211_sub_if_data *sdata)
void ieee80211_csa_finalize_work(struct wiphy *wiphy, struct wiphy_work *work)
{
- struct ieee80211_sub_if_data *sdata =
- container_of(work, struct ieee80211_sub_if_data,
- deflink.csa_finalize_work);
+ struct ieee80211_link_data *link =
+ container_of(work, struct ieee80211_link_data, csa_finalize_work);
+ struct ieee80211_sub_if_data *sdata = link->sdata;
struct ieee80211_local *local = sdata->local;
lockdep_assert_wiphy(local->hw.wiphy);
/* AP might have been stopped while waiting for the lock. */
- if (!sdata->vif.bss_conf.csa_active)
+ if (!link->conf->csa_active)
return;
if (!ieee80211_sdata_running(sdata))
return;
- ieee80211_csa_finalize(sdata);
+ ieee80211_csa_finalize(link);
}
static int ieee80211_set_csa_beacon(struct ieee80211_sub_if_data *sdata,
@@ -3919,7 +3922,7 @@ __ieee80211_channel_switch(struct wiphy *wiphy, struct net_device *dev,
drv_channel_switch_beacon(sdata, &params->chandef);
} else {
/* if the beacon didn't change, we can finalize immediately */
- ieee80211_csa_finalize(sdata);
+ ieee80211_csa_finalize(&sdata->deflink);
}
out:
diff --git a/net/mac80211/driver-ops.h b/net/mac80211/driver-ops.h
index 554c7aa10cc2..77048b9065e6 100644
--- a/net/mac80211/driver-ops.h
+++ b/net/mac80211/driver-ops.h
@@ -1126,8 +1126,9 @@ drv_pre_channel_switch(struct ieee80211_sub_if_data *sdata,
}
static inline int
-drv_post_channel_switch(struct ieee80211_sub_if_data *sdata)
+drv_post_channel_switch(struct ieee80211_link_data *link)
{
+ struct ieee80211_sub_if_data *sdata = link->sdata;
struct ieee80211_local *local = sdata->local;
int ret = 0;
@@ -1139,7 +1140,8 @@ drv_post_channel_switch(struct ieee80211_sub_if_data *sdata)
trace_drv_post_channel_switch(local, sdata);
if (local->ops->post_channel_switch)
- ret = local->ops->post_channel_switch(&local->hw, &sdata->vif);
+ ret = local->ops->post_channel_switch(&local->hw, &sdata->vif,
+ link->conf);
trace_drv_return_int(local, ret);
return ret;
}
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index 6d0a29749e8c..0f295c5403b3 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -1763,7 +1763,7 @@ static void ieee80211_chswitch_post_beacon(struct ieee80211_link_data *link)
*/
link->u.mgd.beacon_crc_valid = false;
- ret = drv_post_channel_switch(sdata);
+ ret = drv_post_channel_switch(link);
if (ret) {
sdata_info(sdata,
"driver post channel switch failed, disconnecting\n");
@@ -1775,25 +1775,34 @@ static void ieee80211_chswitch_post_beacon(struct ieee80211_link_data *link)
cfg80211_ch_switch_notify(sdata->dev, &link->reserved_chandef, 0, 0);
}
-void ieee80211_chswitch_done(struct ieee80211_vif *vif, bool success)
+void ieee80211_chswitch_done(struct ieee80211_vif *vif, bool success,
+ unsigned int link_id)
{
struct ieee80211_sub_if_data *sdata = vif_to_sdata(vif);
- struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
- if (WARN_ON(ieee80211_vif_is_mld(&sdata->vif)))
- success = false;
+ trace_api_chswitch_done(sdata, success, link_id);
+
+ rcu_read_lock();
- trace_api_chswitch_done(sdata, success);
if (!success) {
sdata_info(sdata,
"driver channel switch failed, disconnecting\n");
wiphy_work_queue(sdata->local->hw.wiphy,
- &ifmgd->csa_connection_drop_work);
+ &sdata->u.mgd.csa_connection_drop_work);
} else {
+ struct ieee80211_link_data *link =
+ rcu_dereference(sdata->link[link_id]);
+
+ if (WARN_ON(!link)) {
+ rcu_read_unlock();
+ return;
+ }
+
wiphy_delayed_work_queue(sdata->local->hw.wiphy,
- &sdata->deflink.u.mgd.chswitch_work,
- 0);
+ &link->u.mgd.chswitch_work, 0);
}
+
+ rcu_read_unlock();
}
EXPORT_SYMBOL(ieee80211_chswitch_done);
diff --git a/net/mac80211/trace.h b/net/mac80211/trace.h
index b8c53b4a710b..032718d5b298 100644
--- a/net/mac80211/trace.h
+++ b/net/mac80211/trace.h
@@ -2839,23 +2839,26 @@ TRACE_EVENT(api_sta_block_awake,
);
TRACE_EVENT(api_chswitch_done,
- TP_PROTO(struct ieee80211_sub_if_data *sdata, bool success),
+ TP_PROTO(struct ieee80211_sub_if_data *sdata, bool success,
+ unsigned int link_id),
- TP_ARGS(sdata, success),
+ TP_ARGS(sdata, success, link_id),
TP_STRUCT__entry(
VIF_ENTRY
__field(bool, success)
+ __field(unsigned int, link_id)
),
TP_fast_assign(
VIF_ASSIGN;
__entry->success = success;
+ __entry->link_id = link_id;
),
TP_printk(
- VIF_PR_FMT " success=%d",
- VIF_PR_ARG, __entry->success
+ VIF_PR_FMT " success=%d link_id=%d",
+ VIF_PR_ARG, __entry->success, __entry->link_id
)
);