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From:   gregory.greenman@intel.com
To:     johannes@sipsolutions.net
Cc:     linux-wireless@vger.kernel.org,
        Gregory Greenman <gregory.greenman@intel.com>
Subject: [PATCH 08/34] wifi: iwlwifi: mvm: adjust iwl_mvm_sec_key_remove_ap to MLO
Date:   Wed, 29 Mar 2023 10:05:14 +0300
Message-Id: <20230329100039.19d729cc4654.I4ebe8e3eb5fc00a994761f7c0ad40107382705ca@changeid>
In-Reply-To: <20230329070540.2739372-1-gregory.greenman@intel.com>
References: <20230329070540.2739372-1-gregory.greenman@intel.com>
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From: Gregory Greenman <gregory.greenman@intel.com>

It has to be done per link. We still don't support keys
configuration for several links, but the single vif link can
still point to a link different from deflink. For now handle
the removal of keys for the default link.

Signed-off-by: Gregory Greenman <gregory.greenman@intel.com>
---
 drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c     | 3 ++-
 drivers/net/wireless/intel/iwlwifi/mvm/mld-key.c      | 6 +++---
 drivers/net/wireless/intel/iwlwifi/mvm/mld-mac80211.c | 3 +--
 drivers/net/wireless/intel/iwlwifi/mvm/mvm.h          | 3 ++-
 drivers/net/wireless/intel/iwlwifi/mvm/sta.c          | 2 +-
 5 files changed, 9 insertions(+), 8 deletions(-)

diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c
index 2b2221d7582b..44542b00fa14 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c
@@ -2699,7 +2699,8 @@ static void iwl_mvm_bss_info_changed_station(struct iwl_mvm *mvm,
 			if (!test_bit(IWL_MVM_STATUS_IN_HW_RESTART,
 				      &mvm->status)) {
 				/* first remove remaining keys */
-				iwl_mvm_sec_key_remove_ap(mvm, vif);
+				iwl_mvm_sec_key_remove_ap(mvm, vif,
+							  &mvmvif->deflink);
 
 				/*
 				 * Remove AP station now that
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mld-key.c b/drivers/net/wireless/intel/iwlwifi/mvm/mld-key.c
index aa8b4fb9c201..44206e3e1a87 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/mld-key.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/mld-key.c
@@ -207,14 +207,14 @@ static void iwl_mvm_sec_key_remove_ap_iter(struct ieee80211_hw *hw,
 }
 
 void iwl_mvm_sec_key_remove_ap(struct iwl_mvm *mvm,
-			       struct ieee80211_vif *vif)
+			       struct ieee80211_vif *vif,
+			       struct iwl_mvm_vif_link_info *link)
 {
-	struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
 	u32 sec_key_id = WIDE_ID(DATA_PATH_GROUP, SEC_KEY_CMD);
 	u8 sec_key_ver = iwl_fw_lookup_cmd_ver(mvm->fw, sec_key_id, 0);
 
 	if (WARN_ON_ONCE(vif->type != NL80211_IFTYPE_STATION ||
-			 mvmvif->deflink.ap_sta_id == IWL_MVM_INVALID_STA))
+			 link->ap_sta_id == IWL_MVM_INVALID_STA))
 		return;
 
 	if (!sec_key_ver)
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mld-mac80211.c b/drivers/net/wireless/intel/iwlwifi/mvm/mld-mac80211.c
index 7463cb8a271a..be9b2efa5ef5 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/mld-mac80211.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/mld-mac80211.c
@@ -538,14 +538,13 @@ static void iwl_mvm_mld_vif_delete_all_stas(struct iwl_mvm *mvm,
 	if (test_bit(IWL_MVM_STATUS_IN_HW_RESTART, &mvm->status))
 		return;
 
-	iwl_mvm_sec_key_remove_ap(mvm, vif);
-
 	for_each_mvm_vif_valid_link(mvmvif, i) {
 		struct iwl_mvm_vif_link_info *link = mvmvif->link[i];
 
 		if (!link)
 			continue;
 
+		iwl_mvm_sec_key_remove_ap(mvm, vif, link);
 		ret = iwl_mvm_mld_rm_sta_id(mvm, vif, link->ap_sta_id);
 		if (ret)
 			IWL_ERR(mvm, "failed to remove AP station\n");
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h b/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h
index dfe1aff10548..6421edd53404 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h
@@ -2326,7 +2326,8 @@ int iwl_mvm_sec_key_del(struct iwl_mvm *mvm,
 			struct ieee80211_sta *sta,
 			struct ieee80211_key_conf *keyconf);
 void iwl_mvm_sec_key_remove_ap(struct iwl_mvm *mvm,
-			       struct ieee80211_vif *vif);
+			       struct ieee80211_vif *vif,
+			       struct iwl_mvm_vif_link_info *link);
 
 int iwl_rfi_send_config_cmd(struct iwl_mvm *mvm,
 			    struct iwl_rfi_lut_entry *rfi_table);
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/sta.c b/drivers/net/wireless/intel/iwlwifi/mvm/sta.c
index eb57acaef96a..f9f512a85ef1 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/sta.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/sta.c
@@ -2022,7 +2022,7 @@ bool iwl_mvm_sta_del(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
 			return true;
 
 		/* first remove remaining keys */
-		iwl_mvm_sec_key_remove_ap(mvm, vif);
+		iwl_mvm_sec_key_remove_ap(mvm, vif, &mvmvif->deflink);
 
 		/* unassoc - go ahead - remove the AP STA now */
 		mvmvif->deflink.ap_sta_id = IWL_MVM_INVALID_STA;
-- 
2.38.1