Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit c89e333d authored by Andrei Otcheretianski's avatar Andrei Otcheretianski Committed by Emmanuel Grumbach
Browse files

iwlwifi: mvm: allow to disable beacon filtering for AP/GO interface 



When in AP mode we need to filter in beacons from other APs to update HT
operation mode. As a power optimization the beacons are filtered out when
there are no associated stations. As a result, when there are no
associated stations, we will not update the HT operation mode until a
station connects.
Add a debugfs parameter that allows to disable this optimization.

Signed-off-by: default avatarAndrei Otcheretianski <andrei.otcheretianski@intel.com>
Signed-off-by: default avatarEmmanuel Grumbach <emmanuel.grumbach@intel.com>
parent d56a7801

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

+3 −0
Original line number Diff line number Diff line
@@ -1548,6 +1548,9 @@ int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm, struct dentry *dbgfs_dir) 
				 mvm->debugfs_dir,

				 &mvm->scan_iter_notif_enabled))

		goto err;

	if (!debugfs_create_bool("drop_bcn_ap_mode", S_IRUSR | S_IWUSR,

				 mvm->debugfs_dir, &mvm->drop_bcn_ap_mode))

		goto err;



#ifdef CONFIG_IWLWIFI_BCAST_FILTERING

	if (mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_BCAST_FILTERING) {

drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c

+1 −1
Original line number Diff line number Diff line
@@ -744,7 +744,7 @@ static void iwl_mvm_mac_ctxt_cmd_common(struct iwl_mvm *mvm, 
		 * wake-ups.

		 */

		cmd->filter_flags |= cpu_to_le32(MAC_FILTER_IN_PROBE_REQUEST);

		if (mvmvif->ap_assoc_sta_count) {

		if (mvmvif->ap_assoc_sta_count || !mvm->drop_bcn_ap_mode) {

			cmd->filter_flags |= cpu_to_le32(MAC_FILTER_IN_BEACON);

			IWL_DEBUG_HC(mvm, "Asking FW to pass beacons\n");

		} else {

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

+6 −0
Original line number Diff line number Diff line
@@ -859,6 +859,12 @@ struct iwl_mvm { 


	u32 ciphers[6];

	struct iwl_mvm_tof_data tof_data;



	/*

	 * Drop beacons from other APs in AP mode when there are no connected

	 * clients.

	 */

	bool drop_bcn_ap_mode;

};



/* Extract MVM priv from op_mode and _hw */

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

+1 −0
Original line number Diff line number Diff line
@@ -492,6 +492,7 @@ iwl_op_mode_mvm_start(struct iwl_trans *trans, const struct iwl_cfg *cfg, 
	}

	mvm->sf_state = SF_UNINIT;

	mvm->cur_ucode = IWL_UCODE_INIT;

	mvm->drop_bcn_ap_mode = true;



	mutex_init(&mvm->mutex);

	mutex_init(&mvm->d0i3_suspend_mutex);