xref: /linux/drivers/net/wireless/intel/iwlwifi/fw/api/datapath.h (revision 48dea9a700c8728cc31a1dd44588b97578de86ee)
1 /******************************************************************************
2  *
3  * This file is provided under a dual BSD/GPLv2 license.  When using or
4  * redistributing this file, you may do so under either license.
5  *
6  * GPL LICENSE SUMMARY
7  *
8  * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
9  * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
10  * Copyright(c) 2016 - 2017 Intel Deutschland GmbH
11  * Copyright (C) 2018 Intel Corporation
12  *
13  * This program is free software; you can redistribute it and/or modify
14  * it under the terms of version 2 of the GNU General Public License as
15  * published by the Free Software Foundation.
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18  * WITHOUT ANY WARRANTY; without even the implied warranty of
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20  * General Public License for more details.
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22  * The full GNU General Public License is included in this distribution
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24  *
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26  *  Intel Linux Wireless <linuxwifi@intel.com>
27  * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
28  *
29  * BSD LICENSE
30  *
31  * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
32  * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
33  * Copyright(c) 2016 - 2017 Intel Deutschland GmbH
34  * Copyright (C) 2018 Intel Corporation
35  * All rights reserved.
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63  *****************************************************************************/
64 
65 #ifndef __iwl_fw_api_datapath_h__
66 #define __iwl_fw_api_datapath_h__
67 
68 /**
69  * enum iwl_data_path_subcmd_ids - data path group commands
70  */
71 enum iwl_data_path_subcmd_ids {
72 	/**
73 	 * @DQA_ENABLE_CMD: &struct iwl_dqa_enable_cmd
74 	 */
75 	DQA_ENABLE_CMD = 0x0,
76 
77 	/**
78 	 * @UPDATE_MU_GROUPS_CMD: &struct iwl_mu_group_mgmt_cmd
79 	 */
80 	UPDATE_MU_GROUPS_CMD = 0x1,
81 
82 	/**
83 	 * @TRIGGER_RX_QUEUES_NOTIF_CMD: &struct iwl_rxq_sync_cmd
84 	 */
85 	TRIGGER_RX_QUEUES_NOTIF_CMD = 0x2,
86 
87 	/**
88 	 * @STA_HE_CTXT_CMD: &struct iwl_he_sta_context_cmd
89 	 */
90 	STA_HE_CTXT_CMD = 0x7,
91 
92 	/**
93 	 * @RFH_QUEUE_CONFIG_CMD: &struct iwl_rfh_queue_config
94 	 */
95 	RFH_QUEUE_CONFIG_CMD = 0xD,
96 
97 	/**
98 	 * @TLC_MNG_CONFIG_CMD: &struct iwl_tlc_config_cmd
99 	 */
100 	TLC_MNG_CONFIG_CMD = 0xF,
101 
102 	/**
103 	 * @HE_AIR_SNIFFER_CONFIG_CMD: &struct iwl_he_monitor_cmd
104 	 */
105 	HE_AIR_SNIFFER_CONFIG_CMD = 0x13,
106 
107 	/**
108 	 * @CHEST_COLLECTOR_FILTER_CONFIG_CMD: Configure the CSI
109 	 *	matrix collection, uses &struct iwl_channel_estimation_cfg
110 	 */
111 	CHEST_COLLECTOR_FILTER_CONFIG_CMD = 0x14,
112 
113 	/**
114 	 * @RX_NO_DATA_NOTIF: &struct iwl_rx_no_data
115 	 */
116 	RX_NO_DATA_NOTIF = 0xF5,
117 
118 	/**
119 	 * @TLC_MNG_UPDATE_NOTIF: &struct iwl_tlc_update_notif
120 	 */
121 	TLC_MNG_UPDATE_NOTIF = 0xF7,
122 
123 	/**
124 	 * @STA_PM_NOTIF: &struct iwl_mvm_pm_state_notification
125 	 */
126 	STA_PM_NOTIF = 0xFD,
127 
128 	/**
129 	 * @MU_GROUP_MGMT_NOTIF: &struct iwl_mu_group_mgmt_notif
130 	 */
131 	MU_GROUP_MGMT_NOTIF = 0xFE,
132 
133 	/**
134 	 * @RX_QUEUES_NOTIFICATION: &struct iwl_rxq_sync_notification
135 	 */
136 	RX_QUEUES_NOTIFICATION = 0xFF,
137 };
138 
139 /**
140  * struct iwl_mu_group_mgmt_cmd - VHT MU-MIMO group configuration
141  *
142  * @reserved: reserved
143  * @membership_status: a bitmap of MU groups
144  * @user_position:the position of station in a group. If the station is in the
145  *	group then bits (group * 2) is the position -1
146  */
147 struct iwl_mu_group_mgmt_cmd {
148 	__le32 reserved;
149 	__le32 membership_status[2];
150 	__le32 user_position[4];
151 } __packed; /* MU_GROUP_ID_MNG_TABLE_API_S_VER_1 */
152 
153 /**
154  * struct iwl_mu_group_mgmt_notif - VHT MU-MIMO group id notification
155  *
156  * @membership_status: a bitmap of MU groups
157  * @user_position: the position of station in a group. If the station is in the
158  *	group then bits (group * 2) is the position -1
159  */
160 struct iwl_mu_group_mgmt_notif {
161 	__le32 membership_status[2];
162 	__le32 user_position[4];
163 } __packed; /* MU_GROUP_MNG_NTFY_API_S_VER_1 */
164 
165 enum iwl_channel_estimation_flags {
166 	IWL_CHANNEL_ESTIMATION_ENABLE	= BIT(0),
167 	IWL_CHANNEL_ESTIMATION_TIMER	= BIT(1),
168 	IWL_CHANNEL_ESTIMATION_COUNTER	= BIT(2),
169 };
170 
171 /**
172  * struct iwl_channel_estimation_cfg - channel estimation reporting config
173  */
174 struct iwl_channel_estimation_cfg {
175 	/**
176 	 * @flags: flags, see &enum iwl_channel_estimation_flags
177 	 */
178 	__le32 flags;
179 	/**
180 	 * @timer: if enabled via flags, automatically disable after this many
181 	 *	microseconds
182 	 */
183 	__le32 timer;
184 	/**
185 	 * @count: if enabled via flags, automatically disable after this many
186 	 *	frames with channel estimation matrix were captured
187 	 */
188 	__le32 count;
189 	/**
190 	 * @rate_n_flags_mask: only try to record the channel estimation matrix
191 	 *	if the rate_n_flags value for the received frame (let's call
192 	 *	that rx_rnf) matches the mask/value given here like this:
193 	 *	(rx_rnf & rate_n_flags_mask) == rate_n_flags_val.
194 	 */
195 	__le32 rate_n_flags_mask;
196 	/**
197 	 * @rate_n_flags_val: see @rate_n_flags_mask
198 	 */
199 	__le32 rate_n_flags_val;
200 	/**
201 	 * @reserved: reserved (for alignment)
202 	 */
203 	__le32 reserved;
204 	/**
205 	 * @frame_types: bitmap of frame types to capture, the received frame's
206 	 *	subtype|type takes 6 bits in the frame and the corresponding bit
207 	 *	in this field must be set to 1 to capture channel estimation for
208 	 *	that frame type. Set to all-ones to enable capturing for all
209 	 *	frame types.
210 	 */
211 	__le64 frame_types;
212 } __packed; /* CHEST_COLLECTOR_FILTER_CMD_API_S_VER_1 */
213 
214 #endif /* __iwl_fw_api_datapath_h__ */
215