Commit 370f51d5 authored by Tamizh chelvam's avatar Tamizh chelvam Committed by Johannes Berg
Browse files

mac80211: Add api to support configuring TID specific configuration 



Implement drv_set_tid_config api to allow TID specific
configuration and drv_reset_tid_config api to reset peer
specific TID configuration. This per-TID onfiguration
will be applied for all the connected stations when MAC is NULL.

Signed-off-by: default avatarTamizh chelvam <tamizhr@codeaurora.org>
Link: https://lore.kernel.org/r/1579506687-18296-7-git-send-email-tamizhr@codeaurora.org


Signed-off-by: default avatarJohannes Berg <johannes.berg@intel.com>
parent 04f7d142

include/net/mac80211.h

+10 −0
Original line number Diff line number Diff line
@@ -3776,6 +3776,9 @@ enum ieee80211_reconfig_type { 
 *

 * @start_pmsr: start peer measurement (e.g. FTM) (this call can sleep)

 * @abort_pmsr: abort peer measurement (this call can sleep)

 * @set_tid_config: Apply TID specific configurations. This callback may sleep.

 * @reset_tid_config: Reset TID specific configuration for the peer.

 *	This callback may sleep.

 */

struct ieee80211_ops {

	void (*tx)(struct ieee80211_hw *hw,
@@ -4080,6 +4083,13 @@ struct ieee80211_ops { 
			  struct cfg80211_pmsr_request *request);

	void (*abort_pmsr)(struct ieee80211_hw *hw, struct ieee80211_vif *vif,

			   struct cfg80211_pmsr_request *request);

	int (*set_tid_config)(struct ieee80211_hw *hw,

			      struct ieee80211_vif *vif,

			      struct ieee80211_sta *sta,

			      struct cfg80211_tid_config *tid_conf);

	int (*reset_tid_config)(struct ieee80211_hw *hw,

				struct ieee80211_vif *vif,

				struct ieee80211_sta *sta, u8 tids);

};



/**

net/mac80211/cfg.c

+56 −0
Original line number Diff line number Diff line
@@ -3886,6 +3886,60 @@ ieee80211_abort_pmsr(struct wiphy *wiphy, struct wireless_dev *dev, 
	return drv_abort_pmsr(local, sdata, request);

}



static int ieee80211_set_tid_config(struct wiphy *wiphy,

				    struct net_device *dev,

				    struct cfg80211_tid_config *tid_conf)

{

	struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);

	struct sta_info *sta;

	int ret;



	if (!sdata->local->ops->set_tid_config)

		return -EOPNOTSUPP;



	if (!tid_conf->peer)

		return drv_set_tid_config(sdata->local, sdata, NULL, tid_conf);



	mutex_lock(&sdata->local->sta_mtx);

	sta = sta_info_get_bss(sdata, tid_conf->peer);

	if (!sta) {

		mutex_unlock(&sdata->local->sta_mtx);

		return -ENOENT;

	}



	ret = drv_set_tid_config(sdata->local, sdata, &sta->sta, tid_conf);

	mutex_unlock(&sdata->local->sta_mtx);



	return ret;

}



static int ieee80211_reset_tid_config(struct wiphy *wiphy,

				      struct net_device *dev,

				      const u8 *peer, u8 tid)

{

	struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);

	struct sta_info *sta;

	int ret;



	if (!sdata->local->ops->reset_tid_config)

		return -EOPNOTSUPP;



	if (!peer)

		return drv_reset_tid_config(sdata->local, sdata, NULL, tid);



	mutex_lock(&sdata->local->sta_mtx);

	sta = sta_info_get_bss(sdata, peer);

	if (!sta) {

		mutex_unlock(&sdata->local->sta_mtx);

		return -ENOENT;

	}



	ret = drv_reset_tid_config(sdata->local, sdata, &sta->sta, tid);

	mutex_unlock(&sdata->local->sta_mtx);



	return ret;

}



const struct cfg80211_ops mac80211_config_ops = {

	.add_virtual_intf = ieee80211_add_iface,

	.del_virtual_intf = ieee80211_del_iface,
@@ -3986,4 +4040,6 @@ const struct cfg80211_ops mac80211_config_ops = { 
	.start_pmsr = ieee80211_start_pmsr,

	.abort_pmsr = ieee80211_abort_pmsr,

	.probe_mesh_link = ieee80211_probe_mesh_link,

	.set_tid_config = ieee80211_set_tid_config,

	.reset_tid_config = ieee80211_reset_tid_config,

};

net/mac80211/driver-ops.h

+27 −0
Original line number Diff line number Diff line
@@ -1358,4 +1358,31 @@ static inline void drv_del_nan_func(struct ieee80211_local *local, 
	trace_drv_return_void(local);

}



static inline int drv_set_tid_config(struct ieee80211_local *local,

				     struct ieee80211_sub_if_data *sdata,

				     struct ieee80211_sta *sta,

				     struct cfg80211_tid_config *tid_conf)

{

	int ret;



	might_sleep();

	ret = local->ops->set_tid_config(&local->hw, &sdata->vif, sta,

					 tid_conf);

	trace_drv_return_int(local, ret);



	return ret;

}



static inline int drv_reset_tid_config(struct ieee80211_local *local,

				       struct ieee80211_sub_if_data *sdata,

				       struct ieee80211_sta *sta, u8 tid)

{

	int ret;



	might_sleep();

	ret = local->ops->reset_tid_config(&local->hw, &sdata->vif, sta, tid);

	trace_drv_return_int(local, ret);



	return ret;

}

#endif /* __MAC80211_DRIVER_OPS */

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