wifi: iwlwifi: mld: remove support of roc cmd version 5

The last FW API that supports version 5 is 97. Since this API is no
longer supported on any device that loads iwlmld, we can remove support
of it.

Reviewed-by: Emmanuel Grumbach <[email protected]>
Signed-off-by: Miri Korenblit <[email protected]>
Link: https://patch.msgid.link/20250909061931.e53bd8553360.I6978c216b52b818b879d076a85c5f9edafcf2e99@changeid

Author: Miriam-Rachel

drivers/net/wireless/intel/iwlwifi/mld/roc.c

@@ -82,9 +82,6 @@ int iwl_mld_start_roc(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
 	struct iwl_roc_req cmd = {
 		.action = cpu_to_le32(FW_CTXT_ACTION_ADD),
 	};
-	u8 ver = iwl_fw_lookup_cmd_ver(mld->fw,
-				       WIDE_ID(MAC_CONF_GROUP, ROC_CMD), 0);
-	u16 cmd_len = ver < 6 ? sizeof(struct iwl_roc_req_v5) : sizeof(cmd);
 	enum iwl_roc_activity activity;
 	int ret = 0;
 
@@ -140,7 +137,7 @@ int iwl_mld_start_roc(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
 	memcpy(cmd.node_addr, vif->addr, ETH_ALEN);
 
 	ret = iwl_mld_send_cmd_pdu(mld, WIDE_ID(MAC_CONF_GROUP, ROC_CMD),
-				   &cmd, cmd_len);
+				   &cmd);
 	if (ret) {
 		IWL_ERR(mld, "Couldn't send the ROC_CMD\n");
 		return ret;
@@ -190,9 +187,6 @@ int iwl_mld_cancel_roc(struct ieee80211_hw *hw,
 	struct iwl_roc_req cmd = {
 		.action = cpu_to_le32(FW_CTXT_ACTION_REMOVE),
 	};
-	u8 ver = iwl_fw_lookup_cmd_ver(mld->fw,
-				       WIDE_ID(MAC_CONF_GROUP, ROC_CMD), 0);
-	u16 cmd_len = ver < 6 ? sizeof(struct iwl_roc_req_v5) : sizeof(cmd);
 	int ret;
 
 	lockdep_assert_wiphy(mld->wiphy);
@@ -208,7 +202,7 @@ int iwl_mld_cancel_roc(struct ieee80211_hw *hw,
 	cmd.activity = cpu_to_le32(mld_vif->roc_activity);
 
 	ret = iwl_mld_send_cmd_pdu(mld, WIDE_ID(MAC_CONF_GROUP, ROC_CMD),
-				   &cmd, cmd_len);
+				   &cmd);
 	if (ret)
 		IWL_ERR(mld, "Couldn't send the command to cancel the ROC\n");