mac80211: pass the vif to cancel_remain_on_channel

This low level driver can find it useful to get the vif
when a remain on channel session is cancelled.

iwlwifi will need this soon.

Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Link: https://lore.kernel.org/r/20190723180001.5828-1-emmanuel.grumbach@intel.com
Signed-off-by: Johannes Berg <johannes.berg@intel.com>

diff --git a/drivers/net/wireless/ath/ath10k/mac.c b/drivers/net/wireless/ath/ath10k/mac.c
index 0606416..12dad65 100644 (file)
--- a/drivers/net/wireless/ath/ath10k/mac.c
+++ b/drivers/net/wireless/ath/ath10k/mac.c
@@ -6970,7 +6970,8 @@ exit:
        return ret;
 }
 
-static int ath10k_cancel_remain_on_channel(struct ieee80211_hw *hw)
+static int ath10k_cancel_remain_on_channel(struct ieee80211_hw *hw,
+                                          struct ieee80211_vif *vif)
 {
        struct ath10k *ar = hw->priv;
 

diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c
index f23cb2f..34121fb 100644 (file)
--- a/drivers/net/wireless/ath/ath9k/main.c
+++ b/drivers/net/wireless/ath/ath9k/main.c
@@ -2392,7 +2392,8 @@ out:
        return ret;
 }
 
-static int ath9k_cancel_remain_on_channel(struct ieee80211_hw *hw)
+static int ath9k_cancel_remain_on_channel(struct ieee80211_hw *hw,
+                                         struct ieee80211_vif *vif)
 {
        struct ath_softc *sc = hw->priv;
        struct ath_common *common = ath9k_hw_common(sc->sc_ah);

diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c
index 55cd49c..e636232 100644 (file)
--- a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c
@@ -4010,7 +4010,8 @@ out_unlock:
        return ret;
 }
 
-static int iwl_mvm_cancel_roc(struct ieee80211_hw *hw)
+static int iwl_mvm_cancel_roc(struct ieee80211_hw *hw,
+                             struct ieee80211_vif *vif)
 {
        struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw);
 

diff --git a/drivers/net/wireless/mac80211_hwsim.c b/drivers/net/wireless/mac80211_hwsim.c
index c4611eb..0869f92 100644 (file)
--- a/drivers/net/wireless/mac80211_hwsim.c
+++ b/drivers/net/wireless/mac80211_hwsim.c
@@ -2216,7 +2216,8 @@ static int mac80211_hwsim_roc(struct ieee80211_hw *hw,
        return 0;
 }
 
-static int mac80211_hwsim_croc(struct ieee80211_hw *hw)
+static int mac80211_hwsim_croc(struct ieee80211_hw *hw,
+                              struct ieee80211_vif *vif)
 {
        struct mac80211_hwsim_data *hwsim = hw->priv;
 

diff --git a/drivers/net/wireless/rsi/rsi_91x_mac80211.c b/drivers/net/wireless/rsi/rsi_91x_mac80211.c
index 49df3bb..ce5e92d 100644 (file)
--- a/drivers/net/wireless/rsi/rsi_91x_mac80211.c
+++ b/drivers/net/wireless/rsi/rsi_91x_mac80211.c
@@ -1818,7 +1818,8 @@ out:
        return status;
 }
 
-static int rsi_mac80211_cancel_roc(struct ieee80211_hw *hw)
+static int rsi_mac80211_cancel_roc(struct ieee80211_hw *hw,
+                                  struct ieee80211_vif *vif)
 {
        struct rsi_hw *adapter = hw->priv;
        struct rsi_common *common = adapter->priv;

diff --git a/drivers/net/wireless/ti/wlcore/main.c b/drivers/net/wireless/ti/wlcore/main.c
index b74dc8b..547ad53 100644 (file)
--- a/drivers/net/wireless/ti/wlcore/main.c
+++ b/drivers/net/wireless/ti/wlcore/main.c
@@ -5749,7 +5749,8 @@ static void wlcore_roc_complete_work(struct work_struct *work)
                ieee80211_remain_on_channel_expired(wl->hw);
 }
 
-static int wlcore_op_cancel_remain_on_channel(struct ieee80211_hw *hw)
+static int wlcore_op_cancel_remain_on_channel(struct ieee80211_hw *hw,
+                                             struct ieee80211_vif *vif)
 {
        struct wl1271 *wl = hw->priv;
 

diff --git a/include/net/mac80211.h b/include/net/mac80211.h
index d26da01..e39bf85 100644 (file)
--- a/include/net/mac80211.h
+++ b/include/net/mac80211.h
@@ -3914,7 +3914,8 @@ struct ieee80211_ops {
                                 struct ieee80211_channel *chan,
                                 int duration,
                                 enum ieee80211_roc_type type);
-       int (*cancel_remain_on_channel)(struct ieee80211_hw *hw);
+       int (*cancel_remain_on_channel)(struct ieee80211_hw *hw,
+                                       struct ieee80211_vif *vif);
        int (*set_ringparam)(struct ieee80211_hw *hw, u32 tx, u32 rx);
        void (*get_ringparam)(struct ieee80211_hw *hw,
                              u32 *tx, u32 *tx_max, u32 *rx, u32 *rx_max);

diff --git a/net/mac80211/driver-ops.h b/net/mac80211/driver-ops.h
index c2d8b54..2c9b3eb 100644 (file)
--- a/net/mac80211/driver-ops.h
+++ b/net/mac80211/driver-ops.h
@@ -692,14 +692,16 @@ static inline int drv_remain_on_channel(struct ieee80211_local *local,
        return ret;
 }
 
-static inline int drv_cancel_remain_on_channel(struct ieee80211_local *local)
+static inline int
+drv_cancel_remain_on_channel(struct ieee80211_local *local,
+                            struct ieee80211_sub_if_data *sdata)
 {
        int ret;
 
        might_sleep();
 
-       trace_drv_cancel_remain_on_channel(local);
-       ret = local->ops->cancel_remain_on_channel(&local->hw);
+       trace_drv_cancel_remain_on_channel(local, sdata);
+       ret = local->ops->cancel_remain_on_channel(&local->hw, &sdata->vif);
        trace_drv_return_int(local, ret);
 
        return ret;

diff --git a/net/mac80211/offchannel.c b/net/mac80211/offchannel.c
index 60ef897..c710504 100644 (file)
--- a/net/mac80211/offchannel.c
+++ b/net/mac80211/offchannel.c
@@ -8,6 +8,7 @@
  * Copyright 2006-2007 Jiri Benc <jbenc@suse.cz>
  * Copyright 2007, Michael Wu <flamingice@sourmilk.net>
  * Copyright 2009      Johannes Berg <johannes@sipsolutions.net>
+ * Copyright (C) 2019 Intel Corporation
  */
 #include <linux/export.h>
 #include <net/mac80211.h>
@@ -732,7 +733,7 @@ static int ieee80211_cancel_roc(struct ieee80211_local *local,
        }
 
        if (local->ops->remain_on_channel) {
-               ret = drv_cancel_remain_on_channel(local);
+               ret = drv_cancel_remain_on_channel(local, roc->sdata);
                if (WARN_ON_ONCE(ret)) {
                        mutex_unlock(&local->mtx);
                        return ret;
@@ -991,7 +992,7 @@ void ieee80211_roc_purge(struct ieee80211_local *local,
                if (roc->started) {
                        if (local->ops->remain_on_channel) {
                                /* can race, so ignore return value */
-                               drv_cancel_remain_on_channel(local);
+                               drv_cancel_remain_on_channel(local, sdata);
                                ieee80211_roc_notify_destroy(roc);
                        } else {
                                roc->abort = true;

diff --git a/net/mac80211/trace.h b/net/mac80211/trace.h
index 3bb4459..4768322 100644 (file)
--- a/net/mac80211/trace.h
+++ b/net/mac80211/trace.h
@@ -1242,9 +1242,10 @@ TRACE_EVENT(drv_remain_on_channel,
        )
 );
 
-DEFINE_EVENT(local_only_evt, drv_cancel_remain_on_channel,
-       TP_PROTO(struct ieee80211_local *local),
-       TP_ARGS(local)
+DEFINE_EVENT(local_sdata_evt, drv_cancel_remain_on_channel,
+       TP_PROTO(struct ieee80211_local *local,
+                struct ieee80211_sub_if_data *sdata),
+       TP_ARGS(local, sdata)
 );
 
 TRACE_EVENT(drv_set_ringparam,