Commit ded5ded3 authored by Emmanuel Grumbach's avatar Emmanuel Grumbach Committed by Luca Coelho
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iwlwifi: mvm: starting from 22000 we have 32 Rx AMPDU sessions 



Those devices have more BAIDs, which is the hardware module
that tracks the BA session.

Signed-off-by: default avatarEmmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: default avatarLuca Coelho <luciano.coelho@intel.com>
Link: https://lore.kernel.org/r/iwlwifi.20220128153014.7120a90ed7d2.I9d6d907a2c1b965d1e42ff9f0886b1df627e4761@changeid


Signed-off-by: default avatarLuca Coelho <luciano.coelho@intel.com>
parent 97f70c56

drivers/net/wireless/intel/iwlwifi/fw/api/datapath.h

+3 −0
Original line number Diff line number Diff line
@@ -264,6 +264,9 @@ struct iwl_rlc_config_cmd { 
	u8 reserved[3];

} __packed; /* RLC_CONFIG_CMD_API_S_VER_2 */



#define IWL_MAX_BAID_OLD	16 /* MAX_IMMEDIATE_BA_API_D_VER_2 */

#define IWL_MAX_BAID		32 /* MAX_IMMEDIATE_BA_API_D_VER_3 */



/**

 * enum iwl_rx_baid_action - BAID allocation/config action

 * @IWL_RX_BAID_ACTION_ADD: add a new BAID session

drivers/net/wireless/intel/iwlwifi/mvm/mvm.h

+0 −1
Original line number Diff line number Diff line
@@ -1097,7 +1097,6 @@ struct iwl_mvm { 
	} cmd_ver;



	struct ieee80211_vif *nan_vif;

#define IWL_MAX_BAID	32

	struct iwl_mvm_baid_data __rcu *baid_map[IWL_MAX_BAID];



	/*

drivers/net/wireless/intel/iwlwifi/mvm/sta.c

+3 −3
Original line number Diff line number Diff line
@@ -2465,8 +2465,6 @@ int iwl_mvm_rm_mcast_sta(struct iwl_mvm *mvm, struct ieee80211_vif *vif) 
	return ret;

}



#define IWL_MAX_RX_BA_SESSIONS 16



static void iwl_mvm_sync_rxq_del_ba(struct iwl_mvm *mvm, u8 baid)

{

	struct iwl_mvm_delba_data notif = {
@@ -2658,10 +2656,12 @@ int iwl_mvm_sta_rx_agg(struct iwl_mvm *mvm, struct ieee80211_sta *sta, 
	struct iwl_mvm_sta *mvm_sta = iwl_mvm_sta_from_mac80211(sta);

	struct iwl_mvm_baid_data *baid_data = NULL;

	int ret, baid;

	u32 max_ba_id_sessions = iwl_mvm_has_new_tx_api(mvm) ? IWL_MAX_BAID :

							       IWL_MAX_BAID_OLD;



	lockdep_assert_held(&mvm->mutex);



	if (start && mvm->rx_ba_sessions >= IWL_MAX_RX_BA_SESSIONS) {

	if (start && mvm->rx_ba_sessions >= max_ba_id_sessions) {

		IWL_WARN(mvm, "Not enough RX BA SESSIONS\n");

		return -ENOSPC;

	}