diff mbox series

[v2,12/24] wfx: add hif_api_*.h

Message ID 20201020125817.1632995-13-Jerome.Pouiller@silabs.com (mailing list archive)
State Not Applicable
Delegated to: Netdev Maintainers
Headers show
Series wfx: get out from the staging area | expand

Commit Message

Jérôme Pouiller Oct. 20, 2020, 12:58 p.m. UTC
From: Jérôme Pouiller <jerome.pouiller@silabs.com>

Signed-off-by: Jérôme Pouiller <jerome.pouiller@silabs.com>
---
 drivers/net/wireless/silabs/wfx/hif_api_cmd.h | 553 ++++++++++++++++++
 .../net/wireless/silabs/wfx/hif_api_general.h | 267 +++++++++
 drivers/net/wireless/silabs/wfx/hif_api_mib.h | 343 +++++++++++
 3 files changed, 1163 insertions(+)
 create mode 100644 drivers/net/wireless/silabs/wfx/hif_api_cmd.h
 create mode 100644 drivers/net/wireless/silabs/wfx/hif_api_general.h
 create mode 100644 drivers/net/wireless/silabs/wfx/hif_api_mib.h
diff mbox series

Patch

diff --git a/drivers/net/wireless/silabs/wfx/hif_api_cmd.h b/drivers/net/wireless/silabs/wfx/hif_api_cmd.h
new file mode 100644
index 000000000000..11bc1a58edae
--- /dev/null
+++ b/drivers/net/wireless/silabs/wfx/hif_api_cmd.h
@@ -0,0 +1,553 @@ 
+/* SPDX-License-Identifier: Apache-2.0 */
+/*
+ * WFx hardware interface definitions
+ *
+ * Copyright (c) 2018-2020, Silicon Laboratories Inc.
+ */
+
+#ifndef WFX_HIF_API_CMD_H
+#define WFX_HIF_API_CMD_H
+
+#include <linux/ieee80211.h>
+
+#include "hif_api_general.h"
+
+enum hif_requests_ids {
+	HIF_REQ_ID_RESET                = 0x0a,
+	HIF_REQ_ID_READ_MIB             = 0x05,
+	HIF_REQ_ID_WRITE_MIB            = 0x06,
+	HIF_REQ_ID_START_SCAN           = 0x07,
+	HIF_REQ_ID_STOP_SCAN            = 0x08,
+	HIF_REQ_ID_TX                   = 0x04,
+	HIF_REQ_ID_JOIN                 = 0x0b,
+	HIF_REQ_ID_SET_PM_MODE          = 0x10,
+	HIF_REQ_ID_SET_BSS_PARAMS       = 0x11,
+	HIF_REQ_ID_ADD_KEY              = 0x0c,
+	HIF_REQ_ID_REMOVE_KEY           = 0x0d,
+	HIF_REQ_ID_EDCA_QUEUE_PARAMS    = 0x13,
+	HIF_REQ_ID_START                = 0x17,
+	HIF_REQ_ID_BEACON_TRANSMIT      = 0x18,
+	HIF_REQ_ID_UPDATE_IE            = 0x1b,
+	HIF_REQ_ID_MAP_LINK             = 0x1c,
+};
+
+enum hif_confirmations_ids {
+	HIF_CNF_ID_RESET                = 0x0a,
+	HIF_CNF_ID_READ_MIB             = 0x05,
+	HIF_CNF_ID_WRITE_MIB            = 0x06,
+	HIF_CNF_ID_START_SCAN           = 0x07,
+	HIF_CNF_ID_STOP_SCAN            = 0x08,
+	HIF_CNF_ID_TX                   = 0x04,
+	HIF_CNF_ID_MULTI_TRANSMIT       = 0x1e,
+	HIF_CNF_ID_JOIN                 = 0x0b,
+	HIF_CNF_ID_SET_PM_MODE          = 0x10,
+	HIF_CNF_ID_SET_BSS_PARAMS       = 0x11,
+	HIF_CNF_ID_ADD_KEY              = 0x0c,
+	HIF_CNF_ID_REMOVE_KEY           = 0x0d,
+	HIF_CNF_ID_EDCA_QUEUE_PARAMS    = 0x13,
+	HIF_CNF_ID_START                = 0x17,
+	HIF_CNF_ID_BEACON_TRANSMIT      = 0x18,
+	HIF_CNF_ID_UPDATE_IE            = 0x1b,
+	HIF_CNF_ID_MAP_LINK             = 0x1c,
+};
+
+enum hif_indications_ids {
+	HIF_IND_ID_RX                   = 0x84,
+	HIF_IND_ID_SCAN_CMPL            = 0x86,
+	HIF_IND_ID_JOIN_COMPLETE        = 0x8f,
+	HIF_IND_ID_SET_PM_MODE_CMPL     = 0x89,
+	HIF_IND_ID_SUSPEND_RESUME_TX    = 0x8c,
+	HIF_IND_ID_EVENT                = 0x85
+};
+
+struct hif_req_reset {
+	u8     reset_stat:1;
+	u8     reset_all_int:1;
+	u8     reserved1:6;
+	u8     reserved2[3];
+} __packed;
+
+struct hif_cnf_reset {
+	__le32 status;
+} __packed;
+
+struct hif_req_read_mib {
+	__le16 mib_id;
+	__le16 reserved;
+} __packed;
+
+struct hif_cnf_read_mib {
+	__le32 status;
+	__le16 mib_id;
+	__le16 length;
+	u8     mib_data[];
+} __packed;
+
+struct hif_req_write_mib {
+	__le16 mib_id;
+	__le16 length;
+	u8     mib_data[];
+} __packed;
+
+struct hif_cnf_write_mib {
+	__le32 status;
+} __packed;
+
+struct hif_req_update_ie {
+	u8     beacon:1;
+	u8     probe_resp:1;
+	u8     probe_req:1;
+	u8     reserved1:5;
+	u8     reserved2;
+	__le16 num_ies;
+	struct element ie[];
+} __packed;
+
+struct hif_cnf_update_ie {
+	__le32 status;
+} __packed;
+
+struct hif_ssid_def {
+	__le32 ssid_length;
+	u8     ssid[IEEE80211_MAX_SSID_LEN];
+} __packed;
+
+#define HIF_API_MAX_NB_SSIDS                           2
+#define HIF_API_MAX_NB_CHANNELS                       14
+
+struct hif_req_start_scan_alt {
+	u8     band;
+	u8     maintain_current_bss:1;
+	u8     periodic:1;
+	u8     reserved1:6;
+	u8     disallow_ps:1;
+	u8     reserved2:1;
+	u8     short_preamble:1;
+	u8     reserved3:5;
+	u8     max_transmit_rate;
+	__le16 periodic_interval;
+	u8     reserved4;
+	s8     periodic_rssi_thr;
+	u8     num_of_probe_requests;
+	u8     probe_delay;
+	u8     num_of_ssids;
+	u8     num_of_channels;
+	__le32 min_channel_time;
+	__le32 max_channel_time;
+	__le32 tx_power_level; // signed value
+	struct hif_ssid_def ssid_def[HIF_API_MAX_NB_SSIDS];
+	u8     channel_list[];
+} __packed;
+
+struct hif_cnf_start_scan {
+	__le32 status;
+} __packed;
+
+struct hif_cnf_stop_scan {
+	__le32 status;
+} __packed;
+
+enum hif_pm_mode_status {
+	HIF_PM_MODE_ACTIVE                         = 0x0,
+	HIF_PM_MODE_PS                             = 0x1,
+	HIF_PM_MODE_UNDETERMINED                   = 0x2
+};
+
+struct hif_ind_scan_cmpl {
+	__le32 status;
+	u8     pm_mode;
+	u8     num_channels_completed;
+	__le16 reserved;
+} __packed;
+
+enum hif_queue_id {
+	HIF_QUEUE_ID_BACKGROUND                    = 0x0,
+	HIF_QUEUE_ID_BESTEFFORT                    = 0x1,
+	HIF_QUEUE_ID_VIDEO                         = 0x2,
+	HIF_QUEUE_ID_VOICE                         = 0x3
+};
+
+enum hif_frame_format {
+	HIF_FRAME_FORMAT_NON_HT                    = 0x0,
+	HIF_FRAME_FORMAT_MIXED_FORMAT_HT           = 0x1,
+	HIF_FRAME_FORMAT_GF_HT_11N                 = 0x2
+};
+
+struct hif_req_tx {
+	// packet_id is not interpreted by the device, so it is not necessary to
+	// declare it little endian
+	u32    packet_id;
+	u8     max_tx_rate;
+	u8     queue_id:2;
+	u8     peer_sta_id:4;
+	u8     reserved1:2;
+	u8     more:1;
+	u8     fc_offset:3;
+	u8     after_dtim:1;
+	u8     reserved2:3;
+	u8     start_exp:1;
+	u8     reserved3:3;
+	u8     retry_policy_index:4;
+	__le32 reserved4;
+	__le32 expire_time;
+	u8     frame_format:4;
+	u8     fec_coding:1;
+	u8     short_gi:1;
+	u8     reserved5:1;
+	u8     stbc:1;
+	u8     reserved6;
+	u8     aggregation:1;
+	u8     reserved7:7;
+	u8     reserved8;
+	u8     frame[];
+} __packed;
+
+enum hif_qos_ackplcy {
+	HIF_QOS_ACKPLCY_NORMAL                         = 0x0,
+	HIF_QOS_ACKPLCY_TXNOACK                        = 0x1,
+	HIF_QOS_ACKPLCY_NOEXPACK                       = 0x2,
+	HIF_QOS_ACKPLCY_BLCKACK                        = 0x3
+};
+
+struct hif_cnf_tx {
+	__le32 status;
+	// packet_id is copied from struct hif_req_tx without been interpreted
+	// by the device, so it is not necessary to declare it little endian
+	u32    packet_id;
+	u8     txed_rate;
+	u8     ack_failures;
+	u8     aggr:1;
+	u8     requeue:1;
+	u8     ack_policy:2;
+	u8     txop_limit:1;
+	u8     reserved1:3;
+	u8     reserved2;
+	__le32 media_delay;
+	__le32 tx_queue_delay;
+} __packed;
+
+struct hif_cnf_multi_transmit {
+	u8     num_tx_confs;
+	u8     reserved[3];
+	struct hif_cnf_tx tx_conf_payload[];
+} __packed;
+
+enum hif_ri_flags_encrypt {
+	HIF_RI_FLAGS_UNENCRYPTED                   = 0x0,
+	HIF_RI_FLAGS_WEP_ENCRYPTED                 = 0x1,
+	HIF_RI_FLAGS_TKIP_ENCRYPTED                = 0x2,
+	HIF_RI_FLAGS_AES_ENCRYPTED                 = 0x3,
+	HIF_RI_FLAGS_WAPI_ENCRYPTED                = 0x4
+};
+
+struct hif_ind_rx {
+	__le32 status;
+	u8     channel_number;
+	u8     reserved1;
+	u8     rxed_rate;
+	u8     rcpi_rssi;
+	u8     encryp:3;
+	u8     in_aggr:1;
+	u8     first_aggr:1;
+	u8     last_aggr:1;
+	u8     defrag:1;
+	u8     beacon:1;
+	u8     tim:1;
+	u8     bitmap:1;
+	u8     match_ssid:1;
+	u8     match_bssid:1;
+	u8     more:1;
+	u8     reserved2:1;
+	u8     ht:1;
+	u8     stbc:1;
+	u8     match_uc_addr:1;
+	u8     match_mc_addr:1;
+	u8     match_bc_addr:1;
+	u8     key_type:1;
+	u8     key_index:4;
+	u8     reserved3:1;
+	u8     peer_sta_id:4;
+	u8     reserved4:2;
+	u8     reserved5:1;
+	u8     frame[];
+} __packed;
+
+struct hif_req_edca_queue_params {
+	u8     queue_id;
+	u8     reserved1;
+	u8     aifsn;
+	u8     reserved2;
+	__le16 cw_min;
+	__le16 cw_max;
+	__le16 tx_op_limit;
+	__le16 allowed_medium_time;
+	__le32 reserved3;
+} __packed;
+
+struct hif_cnf_edca_queue_params {
+	__le32 status;
+} __packed;
+
+struct hif_req_join {
+	u8     infrastructure_bss_mode:1;
+	u8     reserved1:7;
+	u8     band;
+	u8     channel_number;
+	u8     reserved2;
+	u8     bssid[ETH_ALEN];
+	__le16 atim_window;
+	u8     short_preamble:1;
+	u8     reserved3:7;
+	u8     probe_for_join;
+	u8     reserved4;
+	u8     reserved5:2;
+	u8     force_no_beacon:1;
+	u8     force_with_ind:1;
+	u8     reserved6:4;
+	__le32 ssid_length;
+	u8     ssid[IEEE80211_MAX_SSID_LEN];
+	__le32 beacon_interval;
+	__le32 basic_rate_set;
+} __packed;
+
+struct hif_cnf_join {
+	__le32 status;
+} __packed;
+
+struct hif_ind_join_complete {
+	__le32 status;
+} __packed;
+
+struct hif_req_set_bss_params {
+	u8     lost_count_only:1;
+	u8     reserved:7;
+	u8     beacon_lost_count;
+	__le16 aid;
+	__le32 operational_rate_set;
+} __packed;
+
+struct hif_cnf_set_bss_params {
+	__le32 status;
+} __packed;
+
+struct hif_req_set_pm_mode {
+	u8     enter_psm:1;
+	u8     reserved:6;
+	u8     fast_psm:1;
+	u8     fast_psm_idle_period;
+	u8     ap_psm_change_period;
+	u8     min_auto_ps_poll_period;
+} __packed;
+
+struct hif_cnf_set_pm_mode {
+	__le32 status;
+} __packed;
+
+struct hif_ind_set_pm_mode_cmpl {
+	__le32 status;
+	u8     pm_mode;
+	u8     reserved[3];
+} __packed;
+
+struct hif_req_start {
+	u8     mode;
+	u8     band;
+	u8     channel_number;
+	u8     reserved1;
+	__le32 reserved2;
+	__le32 beacon_interval;
+	u8     dtim_period;
+	u8     short_preamble:1;
+	u8     reserved3:7;
+	u8     reserved4;
+	u8     ssid_length;
+	u8     ssid[IEEE80211_MAX_SSID_LEN];
+	__le32 basic_rate_set;
+} __packed;
+
+struct hif_cnf_start {
+	__le32 status;
+} __packed;
+
+struct hif_req_beacon_transmit {
+	u8     enable_beaconing;
+	u8     reserved[3];
+} __packed;
+
+struct hif_cnf_beacon_transmit {
+	__le32 status;
+} __packed;
+
+#define HIF_LINK_ID_MAX            14
+#define HIF_LINK_ID_NOT_ASSOCIATED (HIF_LINK_ID_MAX + 1)
+
+struct hif_req_map_link {
+	u8     mac_addr[ETH_ALEN];
+	u8     unmap:1;
+	u8     mfpc:1;
+	u8     reserved:6;
+	u8     peer_sta_id;
+} __packed;
+
+struct hif_cnf_map_link {
+	__le32 status;
+} __packed;
+
+struct hif_ind_suspend_resume_tx {
+	u8     resume:1;
+	u8     reserved1:2;
+	u8     bc_mc_only:1;
+	u8     reserved2:4;
+	u8     reserved3;
+	__le16 peer_sta_set;
+} __packed;
+
+
+#define MAX_KEY_ENTRIES         24
+#define HIF_API_WEP_KEY_DATA_SIZE                       16
+#define HIF_API_TKIP_KEY_DATA_SIZE                      16
+#define HIF_API_RX_MIC_KEY_SIZE                         8
+#define HIF_API_TX_MIC_KEY_SIZE                         8
+#define HIF_API_AES_KEY_DATA_SIZE                       16
+#define HIF_API_WAPI_KEY_DATA_SIZE                      16
+#define HIF_API_MIC_KEY_DATA_SIZE                       16
+#define HIF_API_IGTK_KEY_DATA_SIZE                      16
+#define HIF_API_RX_SEQUENCE_COUNTER_SIZE                8
+#define HIF_API_IPN_SIZE                                8
+
+enum hif_key_type {
+	HIF_KEY_TYPE_WEP_DEFAULT                   = 0x0,
+	HIF_KEY_TYPE_WEP_PAIRWISE                  = 0x1,
+	HIF_KEY_TYPE_TKIP_GROUP                    = 0x2,
+	HIF_KEY_TYPE_TKIP_PAIRWISE                 = 0x3,
+	HIF_KEY_TYPE_AES_GROUP                     = 0x4,
+	HIF_KEY_TYPE_AES_PAIRWISE                  = 0x5,
+	HIF_KEY_TYPE_WAPI_GROUP                    = 0x6,
+	HIF_KEY_TYPE_WAPI_PAIRWISE                 = 0x7,
+	HIF_KEY_TYPE_IGTK_GROUP                    = 0x8,
+	HIF_KEY_TYPE_NONE                          = 0x9
+};
+
+struct hif_wep_pairwise_key {
+	u8     peer_address[ETH_ALEN];
+	u8     reserved;
+	u8     key_length;
+	u8     key_data[HIF_API_WEP_KEY_DATA_SIZE];
+} __packed;
+
+struct hif_wep_group_key {
+	u8     key_id;
+	u8     key_length;
+	u8     reserved[2];
+	u8     key_data[HIF_API_WEP_KEY_DATA_SIZE];
+} __packed;
+
+struct hif_tkip_pairwise_key {
+	u8     peer_address[ETH_ALEN];
+	u8     reserved[2];
+	u8     tkip_key_data[HIF_API_TKIP_KEY_DATA_SIZE];
+	u8     rx_mic_key[HIF_API_RX_MIC_KEY_SIZE];
+	u8     tx_mic_key[HIF_API_TX_MIC_KEY_SIZE];
+} __packed;
+
+struct hif_tkip_group_key {
+	u8     tkip_key_data[HIF_API_TKIP_KEY_DATA_SIZE];
+	u8     rx_mic_key[HIF_API_RX_MIC_KEY_SIZE];
+	u8     key_id;
+	u8     reserved[3];
+	u8     rx_sequence_counter[HIF_API_RX_SEQUENCE_COUNTER_SIZE];
+} __packed;
+
+struct hif_aes_pairwise_key {
+	u8     peer_address[ETH_ALEN];
+	u8     reserved[2];
+	u8     aes_key_data[HIF_API_AES_KEY_DATA_SIZE];
+} __packed;
+
+struct hif_aes_group_key {
+	u8     aes_key_data[HIF_API_AES_KEY_DATA_SIZE];
+	u8     key_id;
+	u8     reserved[3];
+	u8     rx_sequence_counter[HIF_API_RX_SEQUENCE_COUNTER_SIZE];
+} __packed;
+
+struct hif_wapi_pairwise_key {
+	u8     peer_address[ETH_ALEN];
+	u8     key_id;
+	u8     reserved;
+	u8     wapi_key_data[HIF_API_WAPI_KEY_DATA_SIZE];
+	u8     mic_key_data[HIF_API_MIC_KEY_DATA_SIZE];
+} __packed;
+
+struct hif_wapi_group_key {
+	u8     wapi_key_data[HIF_API_WAPI_KEY_DATA_SIZE];
+	u8     mic_key_data[HIF_API_MIC_KEY_DATA_SIZE];
+	u8     key_id;
+	u8     reserved[3];
+} __packed;
+
+struct hif_igtk_group_key {
+	u8     igtk_key_data[HIF_API_IGTK_KEY_DATA_SIZE];
+	u8     key_id;
+	u8     reserved[3];
+	u8     ipn[HIF_API_IPN_SIZE];
+} __packed;
+
+struct hif_req_add_key {
+	u8     type;
+	u8     entry_index;
+	u8     int_id:2;
+	u8     reserved1:6;
+	u8     reserved2;
+	union {
+		struct hif_wep_pairwise_key  wep_pairwise_key;
+		struct hif_wep_group_key     wep_group_key;
+		struct hif_tkip_pairwise_key tkip_pairwise_key;
+		struct hif_tkip_group_key    tkip_group_key;
+		struct hif_aes_pairwise_key  aes_pairwise_key;
+		struct hif_aes_group_key     aes_group_key;
+		struct hif_wapi_pairwise_key wapi_pairwise_key;
+		struct hif_wapi_group_key    wapi_group_key;
+		struct hif_igtk_group_key    igtk_group_key;
+	} key;
+} __packed;
+
+struct hif_cnf_add_key {
+	__le32 status;
+} __packed;
+
+struct hif_req_remove_key {
+	u8     entry_index;
+	u8     reserved[3];
+} __packed;
+
+struct hif_cnf_remove_key {
+	__le32 status;
+} __packed;
+
+enum hif_event_ind {
+	HIF_EVENT_IND_BSSLOST                      = 0x1,
+	HIF_EVENT_IND_BSSREGAINED                  = 0x2,
+	HIF_EVENT_IND_RCPI_RSSI                    = 0x3,
+	HIF_EVENT_IND_PS_MODE_ERROR                = 0x4,
+	HIF_EVENT_IND_INACTIVITY                   = 0x5
+};
+
+enum hif_ps_mode_error {
+	HIF_PS_ERROR_NO_ERROR                      = 0,
+	HIF_PS_ERROR_AP_NOT_RESP_TO_POLL           = 1,
+	HIF_PS_ERROR_AP_NOT_RESP_TO_UAPSD_TRIGGER  = 2,
+	HIF_PS_ERROR_AP_SENT_UNICAST_IN_DOZE       = 3,
+	HIF_PS_ERROR_AP_NO_DATA_AFTER_TIM          = 4
+};
+
+struct hif_ind_event {
+	__le32 event_id;
+	union {
+		u8     rcpi_rssi;
+		__le32 ps_mode_error;
+		__le32 peer_sta_set;
+	} event_data;
+} __packed;
+
+#endif
diff --git a/drivers/net/wireless/silabs/wfx/hif_api_general.h b/drivers/net/wireless/silabs/wfx/hif_api_general.h
new file mode 100644
index 000000000000..24188945718d
--- /dev/null
+++ b/drivers/net/wireless/silabs/wfx/hif_api_general.h
@@ -0,0 +1,267 @@ 
+/* SPDX-License-Identifier: Apache-2.0 */
+/*
+ * WFx hardware interface definitions
+ *
+ * Copyright (c) 2018-2020, Silicon Laboratories Inc.
+ */
+
+#ifndef WFX_HIF_API_GENERAL_H
+#define WFX_HIF_API_GENERAL_H
+
+#ifdef __KERNEL__
+#include <linux/types.h>
+#include <linux/if_ether.h>
+#else
+#include <net/ethernet.h>
+#include <stdint.h>
+#define __packed __attribute__((__packed__))
+#endif
+
+#define HIF_ID_IS_INDICATION      0x80
+#define HIF_COUNTER_MAX           7
+
+struct hif_msg {
+	__le16 len;
+	u8     id;
+	u8     reserved:1;
+	u8     interface:2;
+	u8     seqnum:3;
+	u8     encrypted:2;
+	u8     body[];
+} __packed;
+
+enum hif_general_requests_ids {
+	HIF_REQ_ID_CONFIGURATION        = 0x09,
+	HIF_REQ_ID_CONTROL_GPIO         = 0x26,
+	HIF_REQ_ID_SET_SL_MAC_KEY       = 0x27,
+	HIF_REQ_ID_SL_EXCHANGE_PUB_KEYS = 0x28,
+	HIF_REQ_ID_SL_CONFIGURE         = 0x29,
+	HIF_REQ_ID_PREVENT_ROLLBACK     = 0x2a,
+	HIF_REQ_ID_PTA_SETTINGS         = 0x2b,
+	HIF_REQ_ID_PTA_PRIORITY         = 0x2c,
+	HIF_REQ_ID_PTA_STATE            = 0x2d,
+	HIF_REQ_ID_SHUT_DOWN            = 0x32,
+};
+
+enum hif_general_confirmations_ids {
+	HIF_CNF_ID_CONFIGURATION        = 0x09,
+	HIF_CNF_ID_CONTROL_GPIO         = 0x26,
+	HIF_CNF_ID_SET_SL_MAC_KEY       = 0x27,
+	HIF_CNF_ID_SL_EXCHANGE_PUB_KEYS = 0x28,
+	HIF_CNF_ID_SL_CONFIGURE         = 0x29,
+	HIF_CNF_ID_PREVENT_ROLLBACK     = 0x2a,
+	HIF_CNF_ID_PTA_SETTINGS         = 0x2b,
+	HIF_CNF_ID_PTA_PRIORITY         = 0x2c,
+	HIF_CNF_ID_PTA_STATE            = 0x2d,
+	HIF_CNF_ID_SHUT_DOWN            = 0x32,
+};
+
+enum hif_general_indications_ids {
+	HIF_IND_ID_EXCEPTION            = 0xe0,
+	HIF_IND_ID_STARTUP              = 0xe1,
+	HIF_IND_ID_WAKEUP               = 0xe2,
+	HIF_IND_ID_GENERIC              = 0xe3,
+	HIF_IND_ID_ERROR                = 0xe4,
+	HIF_IND_ID_SL_EXCHANGE_PUB_KEYS = 0xe5
+};
+
+#define HIF_STATUS_SUCCESS                         (cpu_to_le32(0x0000))
+#define HIF_STATUS_FAIL                            (cpu_to_le32(0x0001))
+#define HIF_STATUS_INVALID_PARAMETER               (cpu_to_le32(0x0002))
+#define HIF_STATUS_WARNING                         (cpu_to_le32(0x0003))
+#define HIF_STATUS_UNKNOWN_REQUEST                 (cpu_to_le32(0x0004))
+#define HIF_STATUS_RX_FAIL_DECRYPT                 (cpu_to_le32(0x0010))
+#define HIF_STATUS_RX_FAIL_MIC                     (cpu_to_le32(0x0011))
+#define HIF_STATUS_RX_FAIL_NO_KEY                  (cpu_to_le32(0x0012))
+#define HIF_STATUS_TX_FAIL_RETRIES                 (cpu_to_le32(0x0013))
+#define HIF_STATUS_TX_FAIL_TIMEOUT                 (cpu_to_le32(0x0014))
+#define HIF_STATUS_TX_FAIL_REQUEUE                 (cpu_to_le32(0x0015))
+#define HIF_STATUS_REFUSED                         (cpu_to_le32(0x0016))
+#define HIF_STATUS_BUSY                            (cpu_to_le32(0x0017))
+#define HIF_STATUS_SLK_SET_KEY_SUCCESS             (cpu_to_le32(0x005A))
+#define HIF_STATUS_SLK_SET_KEY_ALREADY_BURNED      (cpu_to_le32(0x006B))
+#define HIF_STATUS_SLK_SET_KEY_DISALLOWED_MODE     (cpu_to_le32(0x007C))
+#define HIF_STATUS_SLK_SET_KEY_UNKNOWN_MODE        (cpu_to_le32(0x008D))
+#define HIF_STATUS_SLK_NEGO_SUCCESS                (cpu_to_le32(0x009E))
+#define HIF_STATUS_SLK_NEGO_FAILED                 (cpu_to_le32(0x00AF))
+#define HIF_STATUS_ROLLBACK_SUCCESS                (cpu_to_le32(0x1234))
+#define HIF_STATUS_ROLLBACK_FAIL                   (cpu_to_le32(0x1256))
+
+enum hif_api_rate_index {
+	API_RATE_INDEX_B_1MBPS     = 0,
+	API_RATE_INDEX_B_2MBPS     = 1,
+	API_RATE_INDEX_B_5P5MBPS   = 2,
+	API_RATE_INDEX_B_11MBPS    = 3,
+	API_RATE_INDEX_PBCC_22MBPS = 4,
+	API_RATE_INDEX_PBCC_33MBPS = 5,
+	API_RATE_INDEX_G_6MBPS     = 6,
+	API_RATE_INDEX_G_9MBPS     = 7,
+	API_RATE_INDEX_G_12MBPS    = 8,
+	API_RATE_INDEX_G_18MBPS    = 9,
+	API_RATE_INDEX_G_24MBPS    = 10,
+	API_RATE_INDEX_G_36MBPS    = 11,
+	API_RATE_INDEX_G_48MBPS    = 12,
+	API_RATE_INDEX_G_54MBPS    = 13,
+	API_RATE_INDEX_N_6P5MBPS   = 14,
+	API_RATE_INDEX_N_13MBPS    = 15,
+	API_RATE_INDEX_N_19P5MBPS  = 16,
+	API_RATE_INDEX_N_26MBPS    = 17,
+	API_RATE_INDEX_N_39MBPS    = 18,
+	API_RATE_INDEX_N_52MBPS    = 19,
+	API_RATE_INDEX_N_58P5MBPS  = 20,
+	API_RATE_INDEX_N_65MBPS    = 21,
+	API_RATE_NUM_ENTRIES       = 22
+};
+
+enum hif_fw_type {
+	HIF_FW_TYPE_ETF  = 0x0,
+	HIF_FW_TYPE_WFM  = 0x1,
+	HIF_FW_TYPE_WSM  = 0x2
+};
+
+struct hif_ind_startup {
+	// As the others, this struct is interpreted as little endian by the
+	// device. However, this struct is also used by the driver. We prefer to
+	// declare it in native order and doing byte swap on reception.
+	__le32 status;
+	u16    hardware_id;
+	u8     opn[14];
+	u8     uid[8];
+	u16    num_inp_ch_bufs;
+	u16    size_inp_ch_buf;
+	u8     num_links_ap;
+	u8     num_interfaces;
+	u8     mac_addr[2][ETH_ALEN];
+	u8     api_version_minor;
+	u8     api_version_major;
+	u8     link_mode:2;
+	u8     reserved1:6;
+	u8     reserved2;
+	u8     reserved3;
+	u8     reserved4;
+	u8     firmware_build;
+	u8     firmware_minor;
+	u8     firmware_major;
+	u8     firmware_type;
+	u8     disabled_channel_list[2];
+	u8     region_sel_mode:4;
+	u8     reserved5:4;
+	u8     phy1_region:3;
+	u8     phy0_region:3;
+	u8     otp_phy_ver:2;
+	u32    supported_rate_mask;
+	u8     firmware_label[128];
+} __packed;
+
+struct hif_ind_wakeup {
+} __packed;
+
+struct hif_req_configuration {
+	__le16 length;
+	u8     pds_data[];
+} __packed;
+
+struct hif_cnf_configuration {
+	__le32 status;
+} __packed;
+
+enum hif_gpio_mode {
+	HIF_GPIO_MODE_D0       = 0x0,
+	HIF_GPIO_MODE_D1       = 0x1,
+	HIF_GPIO_MODE_OD0      = 0x2,
+	HIF_GPIO_MODE_OD1      = 0x3,
+	HIF_GPIO_MODE_TRISTATE = 0x4,
+	HIF_GPIO_MODE_TOGGLE   = 0x5,
+	HIF_GPIO_MODE_READ     = 0x6
+};
+
+struct hif_req_control_gpio {
+	u8     gpio_label;
+	u8     gpio_mode;
+} __packed;
+
+struct hif_cnf_control_gpio {
+	__le32 status;
+	__le32 value;
+} __packed;
+
+enum hif_generic_indication_type {
+	HIF_GENERIC_INDICATION_TYPE_RAW                = 0x0,
+	HIF_GENERIC_INDICATION_TYPE_STRING             = 0x1,
+	HIF_GENERIC_INDICATION_TYPE_RX_STATS           = 0x2,
+	HIF_GENERIC_INDICATION_TYPE_TX_POWER_LOOP_INFO = 0x3,
+};
+
+struct hif_rx_stats {
+	__le32 nb_rx_frame;
+	__le32 nb_crc_frame;
+	__le32 per_total;
+	__le32 throughput;
+	__le32 nb_rx_by_rate[API_RATE_NUM_ENTRIES];
+	__le16 per[API_RATE_NUM_ENTRIES];
+	__le16 snr[API_RATE_NUM_ENTRIES];  // signed value
+	__le16 rssi[API_RATE_NUM_ENTRIES]; // signed value
+	__le16 cfo[API_RATE_NUM_ENTRIES];  // signed value
+	__le32 date;
+	__le32 pwr_clk_freq;
+	u8     is_ext_pwr_clk;
+	s8     current_temp;
+} __packed;
+
+struct hif_tx_power_loop_info {
+	__le16 tx_gain_dig;
+	__le16 tx_gain_pa;
+	__le16 target_pout; // signed value
+	__le16 p_estimation; // signed value
+	__le16 vpdet;
+	u8     measurement_index;
+	u8     reserved;
+} __packed;
+
+struct hif_ind_generic {
+	__le32 type;
+	union {
+		struct hif_rx_stats rx_stats;
+		struct hif_tx_power_loop_info tx_power_loop_info;
+	} data;
+} __packed;
+
+enum hif_error {
+	HIF_ERROR_FIRMWARE_ROLLBACK           = 0x00,
+	HIF_ERROR_FIRMWARE_DEBUG_ENABLED      = 0x01,
+	HIF_ERROR_SLK_OUTDATED_SESSION_KEY    = 0x02,
+	HIF_ERROR_SLK_SESSION_KEY             = 0x03,
+	HIF_ERROR_OOR_VOLTAGE                 = 0x04,
+	HIF_ERROR_PDS_PAYLOAD                 = 0x05,
+	HIF_ERROR_OOR_TEMPERATURE             = 0x06,
+	HIF_ERROR_SLK_REQ_DURING_KEY_EXCHANGE = 0x07,
+	HIF_ERROR_SLK_MULTI_TX_UNSUPPORTED    = 0x08,
+	HIF_ERROR_SLK_OVERFLOW                = 0x09,
+	HIF_ERROR_SLK_DECRYPTION              = 0x0a,
+	HIF_ERROR_SLK_WRONG_ENCRYPTION_STATE  = 0x0b,
+	HIF_ERROR_HIF_BUS_FREQUENCY_TOO_LOW   = 0x0c,
+	HIF_ERROR_HIF_RX_DATA_TOO_LARGE       = 0x0e,
+	HIF_ERROR_HIF_TX_QUEUE_FULL           = 0x0d,
+	HIF_ERROR_HIF_BUS                     = 0x0f,
+	HIF_ERROR_PDS_TESTFEATURE             = 0x10,
+	HIF_ERROR_SLK_UNCONFIGURED            = 0x11,
+};
+
+struct hif_ind_error {
+	__le32 type;
+	u8     data[];
+} __packed;
+
+struct hif_ind_exception {
+	__le32 type;
+	u8     data[];
+} __packed;
+
+enum hif_secure_link_state {
+	SEC_LINK_UNAVAILABLE = 0x0,
+	SEC_LINK_RESERVED    = 0x1,
+	SEC_LINK_EVAL        = 0x2,
+	SEC_LINK_ENFORCED    = 0x3
+};
+
+#endif
diff --git a/drivers/net/wireless/silabs/wfx/hif_api_mib.h b/drivers/net/wireless/silabs/wfx/hif_api_mib.h
new file mode 100644
index 000000000000..ace924720ce6
--- /dev/null
+++ b/drivers/net/wireless/silabs/wfx/hif_api_mib.h
@@ -0,0 +1,343 @@ 
+/* SPDX-License-Identifier: Apache-2.0 */
+/*
+ * WFx hardware interface definitions
+ *
+ * Copyright (c) 2018-2020, Silicon Laboratories Inc.
+ */
+
+#ifndef WFX_HIF_API_MIB_H
+#define WFX_HIF_API_MIB_H
+
+#include "hif_api_general.h"
+
+#define HIF_API_IPV4_ADDRESS_SIZE 4
+#define HIF_API_IPV6_ADDRESS_SIZE 16
+
+enum hif_mib_ids {
+	HIF_MIB_ID_GL_OPERATIONAL_POWER_MODE        = 0x2000,
+	HIF_MIB_ID_GL_BLOCK_ACK_INFO                = 0x2001,
+	HIF_MIB_ID_GL_SET_MULTI_MSG                 = 0x2002,
+	HIF_MIB_ID_CCA_CONFIG                       = 0x2003,
+	HIF_MIB_ID_ETHERTYPE_DATAFRAME_CONDITION    = 0x2010,
+	HIF_MIB_ID_PORT_DATAFRAME_CONDITION         = 0x2011,
+	HIF_MIB_ID_MAGIC_DATAFRAME_CONDITION        = 0x2012,
+	HIF_MIB_ID_MAC_ADDR_DATAFRAME_CONDITION     = 0x2013,
+	HIF_MIB_ID_IPV4_ADDR_DATAFRAME_CONDITION    = 0x2014,
+	HIF_MIB_ID_IPV6_ADDR_DATAFRAME_CONDITION    = 0x2015,
+	HIF_MIB_ID_UC_MC_BC_DATAFRAME_CONDITION     = 0x2016,
+	HIF_MIB_ID_CONFIG_DATA_FILTER               = 0x2017,
+	HIF_MIB_ID_SET_DATA_FILTERING               = 0x2018,
+	HIF_MIB_ID_ARP_IP_ADDRESSES_TABLE           = 0x2019,
+	HIF_MIB_ID_NS_IP_ADDRESSES_TABLE            = 0x201A,
+	HIF_MIB_ID_RX_FILTER                        = 0x201B,
+	HIF_MIB_ID_BEACON_FILTER_TABLE              = 0x201C,
+	HIF_MIB_ID_BEACON_FILTER_ENABLE             = 0x201D,
+	HIF_MIB_ID_GRP_SEQ_COUNTER                  = 0x2030,
+	HIF_MIB_ID_TSF_COUNTER                      = 0x2031,
+	HIF_MIB_ID_STATISTICS_TABLE                 = 0x2032,
+	HIF_MIB_ID_COUNTERS_TABLE                   = 0x2033,
+	HIF_MIB_ID_MAX_TX_POWER_LEVEL               = 0x2034,
+	HIF_MIB_ID_EXTENDED_COUNTERS_TABLE          = 0x2035,
+	HIF_MIB_ID_DOT11_MAC_ADDRESS                = 0x2040,
+	HIF_MIB_ID_DOT11_MAX_TRANSMIT_MSDU_LIFETIME = 0x2041,
+	HIF_MIB_ID_DOT11_MAX_RECEIVE_LIFETIME       = 0x2042,
+	HIF_MIB_ID_DOT11_WEP_DEFAULT_KEY_ID         = 0x2043,
+	HIF_MIB_ID_DOT11_RTS_THRESHOLD              = 0x2044,
+	HIF_MIB_ID_SLOT_TIME                        = 0x2045,
+	HIF_MIB_ID_CURRENT_TX_POWER_LEVEL           = 0x2046,
+	HIF_MIB_ID_NON_ERP_PROTECTION               = 0x2047,
+	HIF_MIB_ID_TEMPLATE_FRAME                   = 0x2048,
+	HIF_MIB_ID_BEACON_WAKEUP_PERIOD             = 0x2049,
+	HIF_MIB_ID_RCPI_RSSI_THRESHOLD              = 0x204A,
+	HIF_MIB_ID_BLOCK_ACK_POLICY                 = 0x204B,
+	HIF_MIB_ID_OVERRIDE_INTERNAL_TX_RATE        = 0x204C,
+	HIF_MIB_ID_SET_ASSOCIATION_MODE             = 0x204D,
+	HIF_MIB_ID_SET_UAPSD_INFORMATION            = 0x204E,
+	HIF_MIB_ID_SET_TX_RATE_RETRY_POLICY         = 0x204F,
+	HIF_MIB_ID_PROTECTED_MGMT_POLICY            = 0x2050,
+	HIF_MIB_ID_SET_HT_PROTECTION                = 0x2051,
+	HIF_MIB_ID_KEEP_ALIVE_PERIOD                = 0x2052,
+	HIF_MIB_ID_ARP_KEEP_ALIVE_PERIOD            = 0x2053,
+	HIF_MIB_ID_INACTIVITY_TIMER                 = 0x2054,
+	HIF_MIB_ID_INTERFACE_PROTECTION             = 0x2055,
+	HIF_MIB_ID_BEACON_STATS                     = 0x2056,
+};
+
+enum hif_op_power_mode {
+	HIF_OP_POWER_MODE_ACTIVE    = 0x0,
+	HIF_OP_POWER_MODE_DOZE      = 0x1,
+	HIF_OP_POWER_MODE_QUIESCENT = 0x2
+};
+
+struct hif_mib_gl_operational_power_mode {
+	u8     power_mode:4;
+	u8     reserved1:3;
+	u8     wup_ind_activation:1;
+	u8     reserved2[3];
+} __packed;
+
+struct hif_mib_gl_set_multi_msg {
+	u8     enable_multi_tx_conf:1;
+	u8     reserved1:7;
+	u8     reserved2[3];
+} __packed;
+
+enum hif_arp_ns_frame_treatment {
+	HIF_ARP_NS_FILTERING_DISABLE = 0x0,
+	HIF_ARP_NS_FILTERING_ENABLE  = 0x1,
+	HIF_ARP_NS_REPLY_ENABLE      = 0x2
+};
+
+struct hif_mib_arp_ip_addr_table {
+	u8     condition_idx;
+	u8     arp_enable;
+	u8     reserved[2];
+	u8     ipv4_address[HIF_API_IPV4_ADDRESS_SIZE];
+} __packed;
+
+struct hif_mib_rx_filter {
+	u8     reserved1:1;
+	u8     bssid_filter:1;
+	u8     reserved2:1;
+	u8     fwd_probe_req:1;
+	u8     keep_alive_filter:1;
+	u8     reserved3:3;
+	u8     reserved4[3];
+} __packed;
+
+struct hif_ie_table_entry {
+	u8     ie_id;
+	u8     has_changed:1;
+	u8     no_longer:1;
+	u8     has_appeared:1;
+	u8     reserved:1;
+	u8     num_match_data:4;
+	u8     oui[3];
+	u8     match_data[3];
+} __packed;
+
+struct hif_mib_bcn_filter_table {
+	__le32 num_of_info_elmts;
+	struct hif_ie_table_entry ie_table[];
+} __packed;
+
+enum hif_beacon_filter {
+	HIF_BEACON_FILTER_DISABLE  = 0x0,
+	HIF_BEACON_FILTER_ENABLE   = 0x1,
+	HIF_BEACON_FILTER_AUTO_ERP = 0x2
+};
+
+struct hif_mib_bcn_filter_enable {
+	__le32 enable;
+	__le32 bcn_count;
+} __packed;
+
+struct hif_mib_extended_count_table {
+	__le32 count_plcp_errors;
+	__le32 count_fcs_errors;
+	__le32 count_tx_packets;
+	__le32 count_rx_packets;
+	__le32 count_rx_packet_errors;
+	__le32 count_rx_decryption_failures;
+	__le32 count_rx_mic_failures;
+	__le32 count_rx_no_key_failures;
+	__le32 count_tx_multicast_frames;
+	__le32 count_tx_frames_success;
+	__le32 count_tx_frame_failures;
+	__le32 count_tx_frames_retried;
+	__le32 count_tx_frames_multi_retried;
+	__le32 count_rx_frame_duplicates;
+	__le32 count_rts_success;
+	__le32 count_rts_failures;
+	__le32 count_ack_failures;
+	__le32 count_rx_multicast_frames;
+	__le32 count_rx_frames_success;
+	__le32 count_rx_cmacicv_errors;
+	__le32 count_rx_cmac_replays;
+	__le32 count_rx_mgmt_ccmp_replays;
+	__le32 count_rx_bipmic_errors;
+	__le32 count_rx_beacon;
+	__le32 count_miss_beacon;
+	__le32 reserved[15];
+} __packed;
+
+struct hif_mib_count_table {
+	__le32 count_plcp_errors;
+	__le32 count_fcs_errors;
+	__le32 count_tx_packets;
+	__le32 count_rx_packets;
+	__le32 count_rx_packet_errors;
+	__le32 count_rx_decryption_failures;
+	__le32 count_rx_mic_failures;
+	__le32 count_rx_no_key_failures;
+	__le32 count_tx_multicast_frames;
+	__le32 count_tx_frames_success;
+	__le32 count_tx_frame_failures;
+	__le32 count_tx_frames_retried;
+	__le32 count_tx_frames_multi_retried;
+	__le32 count_rx_frame_duplicates;
+	__le32 count_rts_success;
+	__le32 count_rts_failures;
+	__le32 count_ack_failures;
+	__le32 count_rx_multicast_frames;
+	__le32 count_rx_frames_success;
+	__le32 count_rx_cmacicv_errors;
+	__le32 count_rx_cmac_replays;
+	__le32 count_rx_mgmt_ccmp_replays;
+	__le32 count_rx_bipmic_errors;
+} __packed;
+
+struct hif_mib_mac_address {
+	u8     mac_addr[ETH_ALEN];
+	__le16 reserved;
+} __packed;
+
+struct hif_mib_wep_default_key_id {
+	u8     wep_default_key_id;
+	u8     reserved[3];
+} __packed;
+
+struct hif_mib_dot11_rts_threshold {
+	__le32 threshold;
+} __packed;
+
+struct hif_mib_slot_time {
+	__le32 slot_time;
+} __packed;
+
+struct hif_mib_current_tx_power_level {
+	__le32 power_level; // signed value
+} __packed;
+
+struct hif_mib_non_erp_protection {
+	u8     use_cts_to_self:1;
+	u8     reserved1:7;
+	u8     reserved2[3];
+} __packed;
+
+enum hif_tmplt {
+	HIF_TMPLT_PRBREQ = 0x0,
+	HIF_TMPLT_BCN    = 0x1,
+	HIF_TMPLT_NULL   = 0x2,
+	HIF_TMPLT_QOSNUL = 0x3,
+	HIF_TMPLT_PSPOLL = 0x4,
+	HIF_TMPLT_PRBRES = 0x5,
+	HIF_TMPLT_ARP    = 0x6,
+	HIF_TMPLT_NA     = 0x7
+};
+
+#define HIF_API_MAX_TEMPLATE_FRAME_SIZE 700
+
+struct hif_mib_template_frame {
+	u8     frame_type;
+	u8     init_rate:7;
+	u8     mode:1;
+	__le16 frame_length;
+	u8     frame[];
+} __packed;
+
+struct hif_mib_beacon_wake_up_period {
+	u8     wakeup_period_min;
+	u8     receive_dtim:1;
+	u8     reserved1:7;
+	u8     wakeup_period_max;
+	u8     reserved2;
+} __packed;
+
+struct hif_mib_rcpi_rssi_threshold {
+	u8     detection:1;
+	u8     rcpi_rssi:1;
+	u8     upperthresh:1;
+	u8     lowerthresh:1;
+	u8     reserved:4;
+	u8     lower_threshold;
+	u8     upper_threshold;
+	u8     rolling_average_count;
+} __packed;
+
+#define DEFAULT_BA_MAX_RX_BUFFER_SIZE 16
+
+struct hif_mib_block_ack_policy {
+	u8     block_ack_tx_tid_policy;
+	u8     reserved1;
+	u8     block_ack_rx_tid_policy;
+	u8     block_ack_rx_max_buffer_size;
+} __packed;
+
+enum hif_mpdu_start_spacing {
+	HIF_MPDU_START_SPACING_NO_RESTRIC = 0x0,
+	HIF_MPDU_START_SPACING_QUARTER    = 0x1,
+	HIF_MPDU_START_SPACING_HALF       = 0x2,
+	HIF_MPDU_START_SPACING_ONE        = 0x3,
+	HIF_MPDU_START_SPACING_TWO        = 0x4,
+	HIF_MPDU_START_SPACING_FOUR       = 0x5,
+	HIF_MPDU_START_SPACING_EIGHT      = 0x6,
+	HIF_MPDU_START_SPACING_SIXTEEN    = 0x7
+};
+
+struct hif_mib_set_association_mode {
+	u8     preambtype_use:1;
+	u8     mode:1;
+	u8     rateset:1;
+	u8     spacing:1;
+	u8     reserved1:4;
+	u8     short_preamble:1;
+	u8     reserved2:7;
+	u8     greenfield:1;
+	u8     reserved3:7;
+	u8     mpdu_start_spacing;
+	__le32 basic_rate_set;
+} __packed;
+
+struct hif_mib_set_uapsd_information {
+	u8     trig_bckgrnd:1;
+	u8     trig_be:1;
+	u8     trig_video:1;
+	u8     trig_voice:1;
+	u8     reserved1:4;
+	u8     deliv_bckgrnd:1;
+	u8     deliv_be:1;
+	u8     deliv_video:1;
+	u8     deliv_voice:1;
+	u8     reserved2:4;
+	__le16 min_auto_trigger_interval;
+	__le16 max_auto_trigger_interval;
+	__le16 auto_trigger_step;
+} __packed;
+
+struct hif_tx_rate_retry_policy {
+	u8     policy_index;
+	u8     short_retry_count;
+	u8     long_retry_count;
+	u8     first_rate_sel:2;
+	u8     terminate:1;
+	u8     count_init:1;
+	u8     reserved1:4;
+	u8     rate_recovery_count;
+	u8     reserved2[3];
+	u8     rates[12];
+} __packed;
+
+#define HIF_TX_RETRY_POLICY_MAX     15
+#define HIF_TX_RETRY_POLICY_INVALID HIF_TX_RETRY_POLICY_MAX
+
+struct hif_mib_set_tx_rate_retry_policy {
+	u8     num_tx_rate_policies;
+	u8     reserved[3];
+	struct hif_tx_rate_retry_policy tx_rate_retry_policy[];
+} __packed;
+
+struct hif_mib_protected_mgmt_policy {
+	u8     pmf_enable:1;
+	u8     unpmf_allowed:1;
+	u8     host_enc_auth_frames:1;
+	u8     reserved1:5;
+	u8     reserved2[3];
+} __packed;
+
+struct hif_mib_keep_alive_period {
+	__le16 keep_alive_period;
+	u8     reserved[2];
+} __packed;
+
+#endif