xref: /linux/drivers/net/wireless/intel/iwlwifi/mld/hcmd.h (revision 1a9239bb4253f9076b5b4b2a1a4e8d7defd77a95)
1 /* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */
2 /*
3  * Copyright (C) 2024-2025 Intel Corporation
4  */
5 #ifndef __iwl_mld_hcmd_h__
6 #define __iwl_mld_hcmd_h__
7 
iwl_mld_send_cmd(struct iwl_mld * mld,struct iwl_host_cmd * cmd)8 static inline int iwl_mld_send_cmd(struct iwl_mld *mld, struct iwl_host_cmd *cmd)
9 {
10 	/* No commands, including the d3 related commands, should be sent
11 	 * after entering d3
12 	 */
13 #ifdef CONFIG_PM_SLEEP
14 	if (WARN_ON(mld->fw_status.in_d3))
15 		return -EIO;
16 #endif
17 
18 	if (!(cmd->flags & CMD_ASYNC))
19 		lockdep_assert_wiphy(mld->wiphy);
20 
21 	/* Devices that need to shutdown immediately on rfkill are not
22 	 * supported, so we can send all the cmds in rfkill
23 	 */
24 	cmd->flags |= CMD_SEND_IN_RFKILL;
25 
26 	return iwl_trans_send_cmd(mld->trans, cmd);
27 }
28 
29 static inline int
__iwl_mld_send_cmd_with_flags_pdu(struct iwl_mld * mld,u32 id,u32 flags,const void * data,u16 len)30 __iwl_mld_send_cmd_with_flags_pdu(struct iwl_mld *mld, u32 id,
31 				  u32 flags, const void *data, u16 len)
32 {
33 	struct iwl_host_cmd cmd = {
34 		.id = id,
35 		.len = { data ? len : 0, },
36 		.data = { data, },
37 		.flags = flags,
38 	};
39 
40 	return iwl_mld_send_cmd(mld, &cmd);
41 }
42 
43 #define _iwl_mld_send_cmd_with_flags_pdu(mld, id, flags, data, len,	\
44 					 ignored...)			\
45 	__iwl_mld_send_cmd_with_flags_pdu(mld, id, flags, data, len)
46 #define iwl_mld_send_cmd_with_flags_pdu(mld, id, flags, data, len...)	\
47 	_iwl_mld_send_cmd_with_flags_pdu(mld, id, flags, data, ##len,	\
48 					 sizeof(*(data)))
49 
50 #define iwl_mld_send_cmd_pdu(mld, id, ...)				\
51 	iwl_mld_send_cmd_with_flags_pdu(mld, id, 0, __VA_ARGS__)
52 
53 #define iwl_mld_send_cmd_empty(mld, id)					\
54 	iwl_mld_send_cmd_with_flags_pdu(mld, id, 0, NULL, 0)
55 
56 #endif /* __iwl_mld_hcmd_h__ */
57