wifi: iwlwifi: mvm: add debugfs for forcing unprotected ranging request

Add an option to force sending unprotected ranging request even if the
station is associated to the responder or a PASN keys are configured.
This is used for testing.

type=feature
ticket=none

Change-Id: I7ab6c547513717e69ec385f72a8f43ea00bd9e0a
Signed-off-by: Avraham Stern <avraham.stern@intel.com>
Reviewed-on: https://gerritwcs.ir.intel.com/c/iwlwifi-stack-dev/+/94883
tested: iil_jenkins iil_jenkins <EC.GER.UNIX.IIL.JENKINS@INTEL.COM>
automatic-review: iil_jenkins iil_jenkins <EC.GER.UNIX.IIL.JENKINS@INTEL.COM>
Tested-by: iil_jenkins iil_jenkins <EC.GER.UNIX.IIL.JENKINS@INTEL.COM>
Reviewed-by: Miriam Rachel Korenblit <miriam.rachel.korenblit@intel.com>
x-iwlwifi-stack-dev: fe55cf5f9bf38534d29bfc1e2c503362fd7cd104

4 files changed, 16 insertions, 2 deletions

diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/debugfs-vif.c b/drivers/net/wireless/intel/iwlwifi/mvm/debugfs-vif.c
index d690c02072..f29b3cda1b 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/debugfs-vif.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/debugfs-vif.c
@@ -859,6 +859,8 @@ void iwl_mvm_vif_add_debugfs(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
 	MVM_DEBUGFS_ADD_FILE_VIF(os_device_timediff, mvmvif->dbgfs_dir, 0400);
 	MVM_DEBUGFS_ADD_FILE_VIF(twt_setup, mvmvif->dbgfs_dir, 0200);
 	MVM_DEBUGFS_ADD_FILE_VIF(max_tx_op, mvmvif->dbgfs_dir, 0600);
+	debugfs_create_bool("ftm_unprotected", 0200, mvmvif->dbgfs_dir,
+			    &mvmvif->ftm_unprotected);
 
 	if (vif->type == NL80211_IFTYPE_STATION && !vif->p2p &&
 	    mvmvif == mvm->bf_allowed_vif)
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/ftm-initiator.c b/drivers/net/wireless/intel/iwlwifi/mvm/ftm-initiator.c
index 2bcfe1f7e8..d683ab3e73 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/ftm-initiator.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/ftm-initiator.c
@@ -1,7 +1,7 @@
 // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause
 /*
  * Copyright (C) 2015-2017 Intel Deutschland GmbH
- * Copyright (C) 2018-2023 Intel Corporation
+ * Copyright (C) 2018-2024 Intel Corporation
  */
 #include <linux/etherdevice.h>
 #include <linux/math64.h>
@@ -583,6 +583,11 @@ iwl_mvm_ftm_put_target(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
 			break;
 		}
 		rcu_read_unlock();
+
+#ifdef CPTCFG_IWLWIFI_DEBUGFS
+		if (mvmvif->ftm_unprotected)
+			target->sta_id = IWL_MVM_INVALID_STA;
+#endif
 	} else {
 		target->sta_id = IWL_MVM_INVALID_STA;
 	}
@@ -771,6 +776,12 @@ iwl_mvm_ftm_set_secured_ranging(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
 {
 	struct iwl_mvm_ftm_pasn_entry *entry;
 	u32 flags = le32_to_cpu(target->initiator_ap_flags);
+#ifdef CPTCFG_IWLWIFI_DEBUGFS
+	struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
+
+	if (mvmvif->ftm_unprotected)
+		return;
+#endif
 
 	if (!(flags & (IWL_INITIATOR_AP_FLAGS_NON_TB |
 		       IWL_INITIATOR_AP_FLAGS_TB)))
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h b/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h
index fec275eaf7..61d532076f 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h
@@ -456,6 +456,7 @@ struct iwl_mvm_vif {
 	struct iwl_dbgfs_bf dbgfs_bf;
 	struct iwl_mac_power_cmd mac_pwr_cmd;
 	int dbgfs_quota_min;
+	bool ftm_unprotected;
 #endif
 
 	/* FW identified misbehaving AP */
diff --git a/versions b/versions
index a5de2e4d95..b8463e6392 100644
--- a/versions
+++ b/versions
@@ -2,4 +2,4 @@ BACKPORTS_VERSION="(see git)"
 BACKPORTED_KERNEL_VERSION="(see git)"
 BACKPORTED_KERNEL_NAME="iwlwifi"
 BACKPORTS_BUILD_TSTAMP=__DATE__ \" \" __TIME__
-BACKPORTS_GIT_TRACKED="iwlwifi-stack-public:master:11942:d54918c8"
+BACKPORTS_GIT_TRACKED="iwlwifi-stack-public:master:11943:fe55cf5f"