1 files changed, 56 insertions, 0 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/mld/hcmd.h b/drivers/net/wireless/intel/iwlwifi/mld/hcmd.h
new file mode 100644
index 000000000000..64a8d4248324
--- /dev/null
+++ b/drivers/net/wireless/intel/iwlwifi/mld/hcmd.h
@@ -0,0 +1,56 @@
+/* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */
+/*
+ * Copyright (C) 2024-2025 Intel Corporation
+ */
+#ifndef __iwl_mld_hcmd_h__
+#define __iwl_mld_hcmd_h__
+
+static inline int iwl_mld_send_cmd(struct iwl_mld *mld, struct iwl_host_cmd *cmd)
+{
+	/* No commands, including the d3 related commands, should be sent
+	 * after entering d3
+	 */
+#ifdef CONFIG_PM_SLEEP
+	if (WARN_ON(mld->fw_status.in_d3))
+		return -EIO;
+#endif
+
+	if (!(cmd->flags & CMD_ASYNC))
+		lockdep_assert_wiphy(mld->wiphy);
+
+	/* Devices that need to shutdown immediately on rfkill are not
+	 * supported, so we can send all the cmds in rfkill
+	 */
+	cmd->flags |= CMD_SEND_IN_RFKILL;
+
+	return iwl_trans_send_cmd(mld->trans, cmd);
+}
+
+static inline int
+__iwl_mld_send_cmd_with_flags_pdu(struct iwl_mld *mld, u32 id,
+				  u32 flags, const void *data, u16 len)
+{
+	struct iwl_host_cmd cmd = {
+		.id = id,
+		.len = { data ? len : 0, },
+		.data = { data, },
+		.flags = flags,
+	};
+
+	return iwl_mld_send_cmd(mld, &cmd);
+}
+
+#define _iwl_mld_send_cmd_with_flags_pdu(mld, id, flags, data, len,	\
+					 ignored...)			\
+	__iwl_mld_send_cmd_with_flags_pdu(mld, id, flags, data, len)
+#define iwl_mld_send_cmd_with_flags_pdu(mld, id, flags, data, len...)	\
+	_iwl_mld_send_cmd_with_flags_pdu(mld, id, flags, data, ##len,	\
+					 sizeof(*(data)))
+
+#define iwl_mld_send_cmd_pdu(mld, id, ...)				\
+	iwl_mld_send_cmd_with_flags_pdu(mld, id, 0, __VA_ARGS__)
+
+#define iwl_mld_send_cmd_empty(mld, id)					\
+	iwl_mld_send_cmd_with_flags_pdu(mld, id, 0, NULL, 0)
+
+#endif /* __iwl_mld_hcmd_h__ */