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   1/* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */
   2/*
   3 * Copyright (C) 2012-2014, 2018-2024 Intel Corporation
   4 * Copyright (C) 2013-2015 Intel Mobile Communications GmbH
   5 * Copyright (C) 2015-2017 Intel Deutschland GmbH
   6 */
   7#ifndef __iwl_fw_api_rx_h__
   8#define __iwl_fw_api_rx_h__
   9
  10/* API for pre-9000 hardware */
  11
  12#define IWL_RX_INFO_PHY_CNT 8
  13#define IWL_RX_INFO_ENERGY_ANT_ABC_IDX 1
  14#define IWL_RX_INFO_ENERGY_ANT_A_MSK 0x000000ff
  15#define IWL_RX_INFO_ENERGY_ANT_B_MSK 0x0000ff00
  16#define IWL_RX_INFO_ENERGY_ANT_A_POS 0
  17#define IWL_RX_INFO_ENERGY_ANT_B_POS 8
  18#define IWL_RX_INFO_ENERGY_ANT_C_POS 16
  19
  20enum iwl_mac_context_info {
  21	MAC_CONTEXT_INFO_NONE,
  22	MAC_CONTEXT_INFO_GSCAN,
  23};
  24
  25/**
  26 * struct iwl_rx_phy_info - phy info
  27 * (REPLY_RX_PHY_CMD = 0xc0)
  28 * @non_cfg_phy_cnt: non configurable DSP phy data byte count
  29 * @cfg_phy_cnt: configurable DSP phy data byte count
  30 * @stat_id: configurable DSP phy data set ID
  31 * @reserved1: reserved
  32 * @system_timestamp: GP2  at on air rise
  33 * @timestamp: TSF at on air rise
  34 * @beacon_time_stamp: beacon at on-air rise
  35 * @phy_flags: general phy flags: band, modulation, ...
  36 * @channel: channel number
  37 * @non_cfg_phy: for various implementations of non_cfg_phy
  38 * @rate_n_flags: RATE_MCS_*
  39 * @byte_count: frame's byte-count
  40 * @frame_time: frame's time on the air, based on byte count and frame rate
  41 *	calculation
  42 * @mac_active_msk: what MACs were active when the frame was received
  43 * @mac_context_info: additional info on the context in which the frame was
  44 *	received as defined in &enum iwl_mac_context_info
  45 *
  46 * Before each Rx, the device sends this data. It contains PHY information
  47 * about the reception of the packet.
  48 */
  49struct iwl_rx_phy_info {
  50	u8 non_cfg_phy_cnt;
  51	u8 cfg_phy_cnt;
  52	u8 stat_id;
  53	u8 reserved1;
  54	__le32 system_timestamp;
  55	__le64 timestamp;
  56	__le32 beacon_time_stamp;
  57	__le16 phy_flags;
  58	__le16 channel;
  59	__le32 non_cfg_phy[IWL_RX_INFO_PHY_CNT];
  60	__le32 rate_n_flags;
  61	__le32 byte_count;
  62	u8 mac_active_msk;
  63	u8 mac_context_info;
  64	__le16 frame_time;
  65} __packed;
  66
  67/*
  68 * TCP offload Rx assist info
  69 *
  70 * bits 0:3 - reserved
  71 * bits 4:7 - MIC CRC length
  72 * bits 8:12 - MAC header length
  73 * bit 13 - Padding indication
  74 * bit 14 - A-AMSDU indication
  75 * bit 15 - Offload enabled
  76 */
  77enum iwl_csum_rx_assist_info {
  78	CSUM_RXA_RESERVED_MASK	= 0x000f,
  79	CSUM_RXA_MICSIZE_MASK	= 0x00f0,
  80	CSUM_RXA_HEADERLEN_MASK	= 0x1f00,
  81	CSUM_RXA_PADD		= BIT(13),
  82	CSUM_RXA_AMSDU		= BIT(14),
  83	CSUM_RXA_ENA		= BIT(15)
  84};
  85
  86/**
  87 * struct iwl_rx_mpdu_res_start - phy info
  88 * @byte_count: byte count of the frame
  89 * @assist: see &enum iwl_csum_rx_assist_info
  90 */
  91struct iwl_rx_mpdu_res_start {
  92	__le16 byte_count;
  93	__le16 assist;
  94} __packed; /* _RX_MPDU_RES_START_API_S_VER_2 */
  95
  96/**
  97 * enum iwl_rx_phy_flags - to parse %iwl_rx_phy_info phy_flags
  98 * @RX_RES_PHY_FLAGS_BAND_24: true if the packet was received on 2.4 band
  99 * @RX_RES_PHY_FLAGS_MOD_CCK: modulation is CCK
 100 * @RX_RES_PHY_FLAGS_SHORT_PREAMBLE: true if packet's preamble was short
 101 * @RX_RES_PHY_FLAGS_NARROW_BAND: narrow band (<20 MHz) receive
 102 * @RX_RES_PHY_FLAGS_ANTENNA: antenna on which the packet was received
 103 * @RX_RES_PHY_FLAGS_ANTENNA_POS: antenna bit position
 104 * @RX_RES_PHY_FLAGS_AGG: set if the packet was part of an A-MPDU
 105 * @RX_RES_PHY_FLAGS_OFDM_HT: The frame was an HT frame
 106 * @RX_RES_PHY_FLAGS_OFDM_GF: The frame used GF preamble
 107 * @RX_RES_PHY_FLAGS_OFDM_VHT: The frame was a VHT frame
 108 */
 109enum iwl_rx_phy_flags {
 110	RX_RES_PHY_FLAGS_BAND_24	= BIT(0),
 111	RX_RES_PHY_FLAGS_MOD_CCK	= BIT(1),
 112	RX_RES_PHY_FLAGS_SHORT_PREAMBLE	= BIT(2),
 113	RX_RES_PHY_FLAGS_NARROW_BAND	= BIT(3),
 114	RX_RES_PHY_FLAGS_ANTENNA	= (0x7 << 4),
 115	RX_RES_PHY_FLAGS_ANTENNA_POS	= 4,
 116	RX_RES_PHY_FLAGS_AGG		= BIT(7),
 117	RX_RES_PHY_FLAGS_OFDM_HT	= BIT(8),
 118	RX_RES_PHY_FLAGS_OFDM_GF	= BIT(9),
 119	RX_RES_PHY_FLAGS_OFDM_VHT	= BIT(10),
 120};
 121
 122/**
 123 * enum iwl_mvm_rx_status - written by fw for each Rx packet
 124 * @RX_MPDU_RES_STATUS_CRC_OK: CRC is fine
 125 * @RX_MPDU_RES_STATUS_OVERRUN_OK: there was no RXE overflow
 126 * @RX_MPDU_RES_STATUS_SRC_STA_FOUND: station was found
 127 * @RX_MPDU_RES_STATUS_KEY_VALID: key was valid
 128 * @RX_MPDU_RES_STATUS_ICV_OK: ICV is fine, if not, the packet is destroyed
 129 * @RX_MPDU_RES_STATUS_MIC_OK: used for CCM alg only. TKIP MIC is checked
 130 *	in the driver.
 131 * @RX_MPDU_RES_STATUS_TTAK_OK: TTAK is fine
 132 * @RX_MPDU_RES_STATUS_MNG_FRAME_REPLAY_ERR:  valid for alg = CCM_CMAC or
 133 *	alg = CCM only. Checks replay attack for 11w frames.
 134 * @RX_MPDU_RES_STATUS_SEC_NO_ENC: this frame is not encrypted
 135 * @RX_MPDU_RES_STATUS_SEC_WEP_ENC: this frame is encrypted using WEP
 136 * @RX_MPDU_RES_STATUS_SEC_CCM_ENC: this frame is encrypted using CCM
 137 * @RX_MPDU_RES_STATUS_SEC_TKIP_ENC: this frame is encrypted using TKIP
 138 * @RX_MPDU_RES_STATUS_SEC_EXT_ENC: this frame is encrypted using extension
 139 *	algorithm
 140 * @RX_MPDU_RES_STATUS_SEC_CMAC_GMAC_ENC: this frame is protected using
 141 *	CMAC or GMAC
 142 * @RX_MPDU_RES_STATUS_SEC_ENC_ERR: this frame couldn't be decrypted
 143 * @RX_MPDU_RES_STATUS_SEC_ENC_MSK: bitmask of the encryption algorithm
 144 * @RX_MPDU_RES_STATUS_DEC_DONE: this frame has been successfully decrypted
 145 * @RX_MPDU_RES_STATUS_CSUM_DONE: checksum was done by the hw
 146 * @RX_MPDU_RES_STATUS_CSUM_OK: checksum found no errors
 147 * @RX_MPDU_RES_STATUS_STA_ID_MSK: station ID mask
 148 * @RX_MDPU_RES_STATUS_STA_ID_SHIFT: station ID bit shift
 149 */
 150enum iwl_mvm_rx_status {
 151	RX_MPDU_RES_STATUS_CRC_OK			= BIT(0),
 152	RX_MPDU_RES_STATUS_OVERRUN_OK			= BIT(1),
 153	RX_MPDU_RES_STATUS_SRC_STA_FOUND		= BIT(2),
 154	RX_MPDU_RES_STATUS_KEY_VALID			= BIT(3),
 155	RX_MPDU_RES_STATUS_ICV_OK			= BIT(5),
 156	RX_MPDU_RES_STATUS_MIC_OK			= BIT(6),
 157	RX_MPDU_RES_STATUS_TTAK_OK			= BIT(7),
 158	RX_MPDU_RES_STATUS_MNG_FRAME_REPLAY_ERR		= BIT(7),
 159	RX_MPDU_RES_STATUS_SEC_NO_ENC			= (0 << 8),
 160	RX_MPDU_RES_STATUS_SEC_WEP_ENC			= (1 << 8),
 161	RX_MPDU_RES_STATUS_SEC_CCM_ENC			= (2 << 8),
 162	RX_MPDU_RES_STATUS_SEC_TKIP_ENC			= (3 << 8),
 163	RX_MPDU_RES_STATUS_SEC_EXT_ENC			= (4 << 8),
 164	RX_MPDU_RES_STATUS_SEC_CMAC_GMAC_ENC		= (6 << 8),
 165	RX_MPDU_RES_STATUS_SEC_ENC_ERR			= (7 << 8),
 166	RX_MPDU_RES_STATUS_SEC_ENC_MSK			= (7 << 8),
 167	RX_MPDU_RES_STATUS_DEC_DONE			= BIT(11),
 168	RX_MPDU_RES_STATUS_CSUM_DONE			= BIT(16),
 169	RX_MPDU_RES_STATUS_CSUM_OK			= BIT(17),
 170	RX_MDPU_RES_STATUS_STA_ID_SHIFT			= 24,
 171	RX_MPDU_RES_STATUS_STA_ID_MSK			= 0x1f << RX_MDPU_RES_STATUS_STA_ID_SHIFT,
 172};
 173
 174/* 9000 series API */
 175enum iwl_rx_mpdu_mac_flags1 {
 176	IWL_RX_MDPU_MFLG1_ADDRTYPE_MASK		= 0x03,
 177	IWL_RX_MPDU_MFLG1_MIC_CRC_LEN_MASK	= 0xf0,
 178	/* shift should be 4, but the length is measured in 2-byte
 179	 * words, so shifting only by 3 gives a byte result
 180	 */
 181	IWL_RX_MPDU_MFLG1_MIC_CRC_LEN_SHIFT	= 3,
 182};
 183
 184enum iwl_rx_mpdu_mac_flags2 {
 185	/* in 2-byte words */
 186	IWL_RX_MPDU_MFLG2_HDR_LEN_MASK		= 0x1f,
 187	IWL_RX_MPDU_MFLG2_PAD			= 0x20,
 188	IWL_RX_MPDU_MFLG2_AMSDU			= 0x40,
 189};
 190
 191enum iwl_rx_mpdu_amsdu_info {
 192	IWL_RX_MPDU_AMSDU_SUBFRAME_IDX_MASK	= 0x7f,
 193	IWL_RX_MPDU_AMSDU_LAST_SUBFRAME		= 0x80,
 194};
 195
 196#define RX_MPDU_BAND_POS 6
 197#define RX_MPDU_BAND_MASK 0xC0
 198#define BAND_IN_RX_STATUS(_val) \
 199	(((_val) & RX_MPDU_BAND_MASK) >> RX_MPDU_BAND_POS)
 200
 201enum iwl_rx_l3_proto_values {
 202	IWL_RX_L3_TYPE_NONE,
 203	IWL_RX_L3_TYPE_IPV4,
 204	IWL_RX_L3_TYPE_IPV4_FRAG,
 205	IWL_RX_L3_TYPE_IPV6_FRAG,
 206	IWL_RX_L3_TYPE_IPV6,
 207	IWL_RX_L3_TYPE_IPV6_IN_IPV4,
 208	IWL_RX_L3_TYPE_ARP,
 209	IWL_RX_L3_TYPE_EAPOL,
 210};
 211
 212#define IWL_RX_L3_PROTO_POS 4
 213
 214enum iwl_rx_l3l4_flags {
 215	IWL_RX_L3L4_IP_HDR_CSUM_OK		= BIT(0),
 216	IWL_RX_L3L4_TCP_UDP_CSUM_OK		= BIT(1),
 217	IWL_RX_L3L4_TCP_FIN_SYN_RST_PSH		= BIT(2),
 218	IWL_RX_L3L4_TCP_ACK			= BIT(3),
 219	IWL_RX_L3L4_L3_PROTO_MASK		= 0xf << IWL_RX_L3_PROTO_POS,
 220	IWL_RX_L3L4_L4_PROTO_MASK		= 0xf << 8,
 221	IWL_RX_L3L4_RSS_HASH_MASK		= 0xf << 12,
 222};
 223
 224enum iwl_rx_mpdu_status {
 225	IWL_RX_MPDU_STATUS_CRC_OK		= BIT(0),
 226	IWL_RX_MPDU_STATUS_OVERRUN_OK		= BIT(1),
 227	IWL_RX_MPDU_STATUS_SRC_STA_FOUND	= BIT(2),
 228	IWL_RX_MPDU_STATUS_KEY_VALID		= BIT(3),
 229	IWL_RX_MPDU_STATUS_ICV_OK		= BIT(5),
 230	IWL_RX_MPDU_STATUS_MIC_OK		= BIT(6),
 231	IWL_RX_MPDU_RES_STATUS_TTAK_OK		= BIT(7),
 232	/* overlayed since IWL_UCODE_TLV_API_DEPRECATE_TTAK */
 233	IWL_RX_MPDU_STATUS_REPLAY_ERROR		= BIT(7),
 234	IWL_RX_MPDU_STATUS_SEC_MASK		= 0x7 << 8,
 235	IWL_RX_MPDU_STATUS_SEC_UNKNOWN		= IWL_RX_MPDU_STATUS_SEC_MASK,
 236	IWL_RX_MPDU_STATUS_SEC_NONE		= 0x0 << 8,
 237	IWL_RX_MPDU_STATUS_SEC_WEP		= 0x1 << 8,
 238	IWL_RX_MPDU_STATUS_SEC_CCM		= 0x2 << 8,
 239	IWL_RX_MPDU_STATUS_SEC_TKIP		= 0x3 << 8,
 240	IWL_RX_MPDU_STATUS_SEC_EXT_ENC		= 0x4 << 8,
 241	IWL_RX_MPDU_STATUS_SEC_GCM		= 0x5 << 8,
 242	IWL_RX_MPDU_STATUS_DECRYPTED		= BIT(11),
 243	IWL_RX_MPDU_STATUS_ROBUST_MNG_FRAME	= BIT(15),
 244
 245	IWL_RX_MPDU_STATUS_DUPLICATE		= BIT(22),
 246
 247	IWL_RX_MPDU_STATUS_STA_ID		= 0x1f000000,
 248};
 249
 250#define IWL_RX_REORDER_DATA_INVALID_BAID 0x7f
 251
 252enum iwl_rx_mpdu_reorder_data {
 253	IWL_RX_MPDU_REORDER_NSSN_MASK		= 0x00000fff,
 254	IWL_RX_MPDU_REORDER_SN_MASK		= 0x00fff000,
 255	IWL_RX_MPDU_REORDER_SN_SHIFT		= 12,
 256	IWL_RX_MPDU_REORDER_BAID_MASK		= 0x7f000000,
 257	IWL_RX_MPDU_REORDER_BAID_SHIFT		= 24,
 258	IWL_RX_MPDU_REORDER_BA_OLD_SN		= 0x80000000,
 259};
 260
 261enum iwl_rx_mpdu_phy_info {
 262	IWL_RX_MPDU_PHY_AMPDU		= BIT(5),
 263	IWL_RX_MPDU_PHY_AMPDU_TOGGLE	= BIT(6),
 264	IWL_RX_MPDU_PHY_SHORT_PREAMBLE	= BIT(7),
 265	/* short preamble is only for CCK, for non-CCK overridden by this */
 266	IWL_RX_MPDU_PHY_NCCK_ADDTL_NTFY	= BIT(7),
 267	IWL_RX_MPDU_PHY_TSF_OVERLOAD	= BIT(8),
 268};
 269
 270enum iwl_rx_mpdu_mac_info {
 271	IWL_RX_MPDU_PHY_MAC_INDEX_MASK		= 0x0f,
 272	IWL_RX_MPDU_PHY_PHY_INDEX_MASK		= 0xf0,
 273};
 274
 275/* TSF overload low dword */
 276enum iwl_rx_phy_he_data0 {
 277	/* info type: HE any */
 278	IWL_RX_PHY_DATA0_HE_BEAM_CHNG				= 0x00000001,
 279	IWL_RX_PHY_DATA0_HE_UPLINK				= 0x00000002,
 280	IWL_RX_PHY_DATA0_HE_BSS_COLOR_MASK			= 0x000000fc,
 281	IWL_RX_PHY_DATA0_HE_SPATIAL_REUSE_MASK			= 0x00000f00,
 282	/* 1 bit reserved */
 283	IWL_RX_PHY_DATA0_HE_TXOP_DUR_MASK			= 0x000fe000,
 284	IWL_RX_PHY_DATA0_HE_LDPC_EXT_SYM			= 0x00100000,
 285	IWL_RX_PHY_DATA0_HE_PRE_FEC_PAD_MASK			= 0x00600000,
 286	IWL_RX_PHY_DATA0_HE_PE_DISAMBIG				= 0x00800000,
 287	IWL_RX_PHY_DATA0_HE_DOPPLER				= 0x01000000,
 288	/* 6 bits reserved */
 289	IWL_RX_PHY_DATA0_HE_DELIM_EOF				= 0x80000000,
 290};
 291
 292/* TSF overload low dword */
 293enum iwl_rx_phy_eht_data0 {
 294	/* info type: EHT any */
 295	IWL_RX_PHY_DATA0_EHT_VALIDATE				= BIT(0),
 296	IWL_RX_PHY_DATA0_EHT_UPLINK				= BIT(1),
 297	IWL_RX_PHY_DATA0_EHT_BSS_COLOR_MASK			= 0x000000fc,
 298	IWL_RX_PHY_DATA0_ETH_SPATIAL_REUSE_MASK			= 0x00000f00,
 299	IWL_RX_PHY_DATA0_EHT_PS160				= BIT(12),
 300	IWL_RX_PHY_DATA0_EHT_TXOP_DUR_MASK			= 0x000fe000,
 301	IWL_RX_PHY_DATA0_EHT_LDPC_EXT_SYM			= BIT(20),
 302	IWL_RX_PHY_DATA0_EHT_PRE_FEC_PAD_MASK			= 0x00600000,
 303	IWL_RX_PHY_DATA0_EHT_PE_DISAMBIG			= BIT(23),
 304	IWL_RX_PHY_DATA0_EHT_BW320_SLOT				= BIT(24),
 305	IWL_RX_PHY_DATA0_EHT_SIGA_CRC_OK			= BIT(25),
 306	IWL_RX_PHY_DATA0_EHT_PHY_VER				= 0x1c000000,
 307	/* 2 bits reserved */
 308	IWL_RX_PHY_DATA0_EHT_DELIM_EOF				= BIT(31),
 309};
 310
 311enum iwl_rx_phy_info_type {
 312	IWL_RX_PHY_INFO_TYPE_NONE				= 0,
 313	IWL_RX_PHY_INFO_TYPE_CCK				= 1,
 314	IWL_RX_PHY_INFO_TYPE_OFDM_LGCY				= 2,
 315	IWL_RX_PHY_INFO_TYPE_HT					= 3,
 316	IWL_RX_PHY_INFO_TYPE_VHT_SU				= 4,
 317	IWL_RX_PHY_INFO_TYPE_VHT_MU				= 5,
 318	IWL_RX_PHY_INFO_TYPE_HE_SU				= 6,
 319	IWL_RX_PHY_INFO_TYPE_HE_MU				= 7,
 320	IWL_RX_PHY_INFO_TYPE_HE_TB				= 8,
 321	IWL_RX_PHY_INFO_TYPE_HE_MU_EXT				= 9,
 322	IWL_RX_PHY_INFO_TYPE_HE_TB_EXT				= 10,
 323	IWL_RX_PHY_INFO_TYPE_EHT_MU				= 11,
 324	IWL_RX_PHY_INFO_TYPE_EHT_TB				= 12,
 325	IWL_RX_PHY_INFO_TYPE_EHT_MU_EXT				= 13,
 326	IWL_RX_PHY_INFO_TYPE_EHT_TB_EXT				= 14,
 327};
 328
 329/* TSF overload high dword */
 330enum iwl_rx_phy_common_data1 {
 331	/*
 332	 * check this first - if TSF overload is set,
 333	 * see &enum iwl_rx_phy_info_type
 334	 */
 335	IWL_RX_PHY_DATA1_INFO_TYPE_MASK				= 0xf0000000,
 336
 337	/* info type: HT/VHT/HE/EHT any */
 338	IWL_RX_PHY_DATA1_LSIG_LEN_MASK				= 0x0fff0000,
 339};
 340
 341/* TSF overload high dword For HE rates*/
 342enum iwl_rx_phy_he_data1 {
 343	/* info type: HE MU/MU-EXT */
 344	IWL_RX_PHY_DATA1_HE_MU_SIGB_COMPRESSION			= 0x00000001,
 345	IWL_RX_PHY_DATA1_HE_MU_SIBG_SYM_OR_USER_NUM_MASK	= 0x0000001e,
 346
 347	/* info type: HE any */
 348	IWL_RX_PHY_DATA1_HE_LTF_NUM_MASK			= 0x000000e0,
 349	IWL_RX_PHY_DATA1_HE_RU_ALLOC_SEC80			= 0x00000100,
 350	/* trigger encoded */
 351	IWL_RX_PHY_DATA1_HE_RU_ALLOC_MASK			= 0x0000fe00,
 352
 353	/* info type: HE TB/TX-EXT */
 354	IWL_RX_PHY_DATA1_HE_TB_PILOT_TYPE			= 0x00000001,
 355	IWL_RX_PHY_DATA1_HE_TB_LOW_SS_MASK			= 0x0000000e,
 356};
 357
 358/* TSF overload high dword For EHT-MU/TB rates*/
 359enum iwl_rx_phy_eht_data1 {
 360	/* info type: EHT-MU */
 361	IWL_RX_PHY_DATA1_EHT_MU_NUM_SIG_SYM_USIGA2	= 0x0000001f,
 362	/* info type: EHT-TB */
 363	IWL_RX_PHY_DATA1_EHT_TB_PILOT_TYPE		= BIT(0),
 364	IWL_RX_PHY_DATA1_EHT_TB_LOW_SS			= 0x0000001e,
 365
 366	/* info type: EHT any */
 367	/* number of EHT-LTF symbols 0 - 1 EHT-LTF, 1 - 2 EHT-LTFs, 2 - 4 EHT-LTFs,
 368	 * 3 - 6 EHT-LTFs, 4 - 8 EHT-LTFs */
 369	IWL_RX_PHY_DATA1_EHT_SIG_LTF_NUM		= 0x000000e0,
 370	IWL_RX_PHY_DATA1_EHT_RU_ALLOC_B0		= 0x00000100,
 371	IWL_RX_PHY_DATA1_EHT_RU_ALLOC_B1_B7		= 0x0000fe00,
 372};
 373
 374/* goes into Metadata DW 7 (Qu) or 8 (So or higher) */
 375enum iwl_rx_phy_he_data2 {
 376	/* info type: HE MU-EXT */
 377	/* the a1/a2/... is what the PHY/firmware calls the values */
 378	IWL_RX_PHY_DATA2_HE_MU_EXT_CH1_RU0		= 0x000000ff, /* a1 */
 379	IWL_RX_PHY_DATA2_HE_MU_EXT_CH1_RU2		= 0x0000ff00, /* a2 */
 380	IWL_RX_PHY_DATA2_HE_MU_EXT_CH2_RU0		= 0x00ff0000, /* b1 */
 381	IWL_RX_PHY_DATA2_HE_MU_EXT_CH2_RU2		= 0xff000000, /* b2 */
 382
 383	/* info type: HE TB-EXT */
 384	IWL_RX_PHY_DATA2_HE_TB_EXT_SPTL_REUSE1		= 0x0000000f,
 385	IWL_RX_PHY_DATA2_HE_TB_EXT_SPTL_REUSE2		= 0x000000f0,
 386	IWL_RX_PHY_DATA2_HE_TB_EXT_SPTL_REUSE3		= 0x00000f00,
 387	IWL_RX_PHY_DATA2_HE_TB_EXT_SPTL_REUSE4		= 0x0000f000,
 388};
 389
 390/* goes into Metadata DW 8 (Qu) or 7 (So or higher) */
 391enum iwl_rx_phy_he_data3 {
 392	/* info type: HE MU-EXT */
 393	IWL_RX_PHY_DATA3_HE_MU_EXT_CH1_RU1		= 0x000000ff, /* c1 */
 394	IWL_RX_PHY_DATA3_HE_MU_EXT_CH1_RU3		= 0x0000ff00, /* c2 */
 395	IWL_RX_PHY_DATA3_HE_MU_EXT_CH2_RU1		= 0x00ff0000, /* d1 */
 396	IWL_RX_PHY_DATA3_HE_MU_EXT_CH2_RU3		= 0xff000000, /* d2 */
 397};
 398
 399/* goes into Metadata DW 4 high 16 bits */
 400enum iwl_rx_phy_he_he_data4 {
 401	/* info type: HE MU-EXT */
 402	IWL_RX_PHY_DATA4_HE_MU_EXT_CH1_CTR_RU			= 0x0001,
 403	IWL_RX_PHY_DATA4_HE_MU_EXT_CH2_CTR_RU			= 0x0002,
 404	IWL_RX_PHY_DATA4_HE_MU_EXT_CH1_CRC_OK			= 0x0004,
 405	IWL_RX_PHY_DATA4_HE_MU_EXT_CH2_CRC_OK			= 0x0008,
 406	IWL_RX_PHY_DATA4_HE_MU_EXT_SIGB_MCS_MASK		= 0x00f0,
 407	IWL_RX_PHY_DATA4_HE_MU_EXT_SIGB_DCM			= 0x0100,
 408	IWL_RX_PHY_DATA4_HE_MU_EXT_PREAMBLE_PUNC_TYPE_MASK	= 0x0600,
 409};
 410
 411/* goes into Metadata DW 8 (Qu has no EHT) */
 412enum iwl_rx_phy_eht_data2 {
 413	/* info type: EHT-MU-EXT */
 414	IWL_RX_PHY_DATA2_EHT_MU_EXT_RU_ALLOC_A1	= 0x000001ff,
 415	IWL_RX_PHY_DATA2_EHT_MU_EXT_RU_ALLOC_A2	= 0x0003fe00,
 416	IWL_RX_PHY_DATA2_EHT_MU_EXT_RU_ALLOC_B1	= 0x07fc0000,
 417
 418	/* info type: EHT-TB-EXT */
 419	IWL_RX_PHY_DATA2_EHT_TB_EXT_TRIG_SIGA1	= 0xffffffff,
 420};
 421
 422/* goes into Metadata DW 7 (Qu has no EHT) */
 423enum iwl_rx_phy_eht_data3 {
 424	/* note: low 8 bits cannot be used */
 425	/* info type: EHT-MU-EXT */
 426	IWL_RX_PHY_DATA3_EHT_MU_EXT_RU_ALLOC_C1	= 0x0003fe00,
 427	IWL_RX_PHY_DATA3_EHT_MU_EXT_RU_ALLOC_C2	= 0x07fc0000,
 428};
 429
 430/* goes into Metadata DW 4 */
 431enum iwl_rx_phy_eht_data4 {
 432	/* info type: EHT-MU-EXT */
 433	IWL_RX_PHY_DATA4_EHT_MU_EXT_RU_ALLOC_D1	= 0x000001ff,
 434	IWL_RX_PHY_DATA4_EHT_MU_EXT_RU_ALLOC_D2	= 0x0003fe00,
 435	IWL_RX_PHY_DATA4_EHT_MU_EXT_SIGB_MCS	= 0x000c0000,
 436	IWL_RX_PHY_DATA4_EHT_MU_EXT_RU_ALLOC_B2	= 0x1ff00000,
 437};
 438
 439/* goes into Metadata DW 16 */
 440enum iwl_rx_phy_data5 {
 441	/* info type: EHT any */
 442	IWL_RX_PHY_DATA5_EHT_TYPE_AND_COMP		= 0x00000003,
 443	/* info type: EHT-TB */
 444	IWL_RX_PHY_DATA5_EHT_TB_SPATIAL_REUSE1		= 0x0000003c,
 445	IWL_RX_PHY_DATA5_EHT_TB_SPATIAL_REUSE2		= 0x000003c0,
 446	/* info type: EHT-MU */
 447	IWL_RX_PHY_DATA5_EHT_MU_PUNC_CH_CODE		= 0x0000007c,
 448	IWL_RX_PHY_DATA5_EHT_MU_STA_ID_USR		= 0x0003ff80,
 449	IWL_RX_PHY_DATA5_EHT_MU_NUM_USR_NON_OFDMA	= 0x001c0000,
 450	IWL_RX_PHY_DATA5_EHT_MU_SPATIAL_CONF_USR_FIELD	= 0x0fe00000,
 451};
 452
 453/**
 454 * struct iwl_rx_mpdu_desc_v1 - RX MPDU descriptor
 455 */
 456struct iwl_rx_mpdu_desc_v1 {
 457	/* DW7 - carries rss_hash only when rpa_en == 1 */
 458	union {
 459		/**
 460		 * @rss_hash: RSS hash value
 461		 */
 462		__le32 rss_hash;
 463
 464		/**
 465		 * @phy_data2: depends on info type (see @phy_data1)
 466		 */
 467		__le32 phy_data2;
 468	};
 469
 470	/* DW8 - carries filter_match only when rpa_en == 1 */
 471	union {
 472		/**
 473		 * @filter_match: filter match value
 474		 */
 475		__le32 filter_match;
 476
 477		/**
 478		 * @phy_data3: depends on info type (see @phy_data1)
 479		 */
 480		__le32 phy_data3;
 481	};
 482
 483	/* DW9 */
 484	/**
 485	 * @rate_n_flags: RX rate/flags encoding
 486	 */
 487	__le32 rate_n_flags;
 488	/* DW10 */
 489	/**
 490	 * @energy_a: energy chain A
 491	 */
 492	u8 energy_a;
 493	/**
 494	 * @energy_b: energy chain B
 495	 */
 496	u8 energy_b;
 497	/**
 498	 * @channel: channel number
 499	 */
 500	u8 channel;
 501	/**
 502	 * @mac_context: MAC context mask
 503	 */
 504	u8 mac_context;
 505	/* DW11 */
 506	/**
 507	 * @gp2_on_air_rise: GP2 timer value on air rise (INA)
 508	 */
 509	__le32 gp2_on_air_rise;
 510	/* DW12 & DW13 */
 511	union {
 512		/**
 513		 * @tsf_on_air_rise:
 514		 * TSF value on air rise (INA), only valid if
 515		 * %IWL_RX_MPDU_PHY_TSF_OVERLOAD isn't set
 516		 */
 517		__le64 tsf_on_air_rise;
 518
 519		struct {
 520			/**
 521			 * @phy_data0: depends on info_type, see @phy_data1
 522			 */
 523			__le32 phy_data0;
 524			/**
 525			 * @phy_data1: valid only if
 526			 * %IWL_RX_MPDU_PHY_TSF_OVERLOAD is set,
 527			 * see &enum iwl_rx_phy_common_data1 or
 528			 *     &enum iwl_rx_phy_he_data1 or
 529			 *     &enum iwl_rx_phy_eht_data1.
 530			 */
 531			__le32 phy_data1;
 532		};
 533	};
 534} __packed; /* RX_MPDU_RES_START_API_S_VER_4 */
 535
 536/**
 537 * struct iwl_rx_mpdu_desc_v3 - RX MPDU descriptor
 538 */
 539struct iwl_rx_mpdu_desc_v3 {
 540	/* DW7 - carries filter_match only when rpa_en == 1 */
 541	union {
 542		/**
 543		 * @filter_match: filter match value
 544		 */
 545		__le32 filter_match;
 546
 547		/**
 548		 * @phy_data3: depends on info type (see @phy_data1)
 549		 */
 550		__le32 phy_data3;
 551	};
 552
 553	/* DW8 - carries rss_hash only when rpa_en == 1 */
 554	union {
 555		/**
 556		 * @rss_hash: RSS hash value
 557		 */
 558		__le32 rss_hash;
 559
 560		/**
 561		 * @phy_data2: depends on info type (see @phy_data1)
 562		 */
 563		__le32 phy_data2;
 564	};
 565	/* DW9 */
 566	/**
 567	 * @partial_hash: 31:0 ip/tcp header hash
 568	 *	w/o some fields (such as IP SRC addr)
 569	 */
 570	__le32 partial_hash;
 571	/* DW10 */
 572	/**
 573	 * @raw_xsum: raw xsum value
 574	 */
 575	__be16 raw_xsum;
 576	/**
 577	 * @reserved_xsum: reserved high bits in the raw checksum
 578	 */
 579	__le16 reserved_xsum;
 580	/* DW11 */
 581	/**
 582	 * @rate_n_flags: RX rate/flags encoding
 583	 */
 584	__le32 rate_n_flags;
 585	/* DW12 */
 586	/**
 587	 * @energy_a: energy chain A
 588	 */
 589	u8 energy_a;
 590	/**
 591	 * @energy_b: energy chain B
 592	 */
 593	u8 energy_b;
 594	/**
 595	 * @channel: channel number
 596	 */
 597	u8 channel;
 598	/**
 599	 * @mac_context: MAC context mask
 600	 */
 601	u8 mac_context;
 602	/* DW13 */
 603	/**
 604	 * @gp2_on_air_rise: GP2 timer value on air rise (INA)
 605	 */
 606	__le32 gp2_on_air_rise;
 607	/* DW14 & DW15 */
 608	union {
 609		/**
 610		 * @tsf_on_air_rise:
 611		 * TSF value on air rise (INA), only valid if
 612		 * %IWL_RX_MPDU_PHY_TSF_OVERLOAD isn't set
 613		 */
 614		__le64 tsf_on_air_rise;
 615
 616		struct {
 617			/**
 618			 * @phy_data0: depends on info_type, see @phy_data1
 619			 */
 620			__le32 phy_data0;
 621			/**
 622			 * @phy_data1: valid only if
 623			 * %IWL_RX_MPDU_PHY_TSF_OVERLOAD is set,
 624			 * see &enum iwl_rx_phy_data1.
 625			 */
 626			__le32 phy_data1;
 627		};
 628	};
 629	/* DW16 */
 630	/**
 631	 * @phy_data5: valid only if
 632	 * %IWL_RX_MPDU_PHY_TSF_OVERLOAD is set,
 633	 * see &enum iwl_rx_phy_data5.
 634	 */
 635	__le32 phy_data5;
 636	/* DW17 */
 637	/**
 638	 * @reserved: reserved
 639	 */
 640	__le32 reserved[1];
 641} __packed; /* RX_MPDU_RES_START_API_S_VER_3,
 642	       RX_MPDU_RES_START_API_S_VER_5 */
 643
 644/**
 645 * struct iwl_rx_mpdu_desc - RX MPDU descriptor
 646 */
 647struct iwl_rx_mpdu_desc {
 648	/* DW2 */
 649	/**
 650	 * @mpdu_len: MPDU length
 651	 */
 652	__le16 mpdu_len;
 653	/**
 654	 * @mac_flags1: &enum iwl_rx_mpdu_mac_flags1
 655	 */
 656	u8 mac_flags1;
 657	/**
 658	 * @mac_flags2: &enum iwl_rx_mpdu_mac_flags2
 659	 */
 660	u8 mac_flags2;
 661	/* DW3 */
 662	/**
 663	 * @amsdu_info: &enum iwl_rx_mpdu_amsdu_info
 664	 */
 665	u8 amsdu_info;
 666	/**
 667	 * @phy_info: &enum iwl_rx_mpdu_phy_info
 668	 */
 669	__le16 phy_info;
 670	/**
 671	 * @mac_phy_idx: MAC/PHY index
 672	 */
 673	u8 mac_phy_idx;
 674	/* DW4 */
 675	union {
 676		struct {
 677			/* carries csum data only when rpa_en == 1 */
 678			/**
 679			 * @raw_csum: raw checksum (alledgedly unreliable)
 680			 */
 681			__le16 raw_csum;
 682
 683			union {
 684				/**
 685				 * @l3l4_flags: &enum iwl_rx_l3l4_flags
 686				 */
 687				__le16 l3l4_flags;
 688
 689				/**
 690				 * @phy_data4: depends on info type, see phy_data1
 691				 */
 692				__le16 phy_data4;
 693			};
 694		};
 695		/**
 696		 * @phy_eht_data4: depends on info type, see phy_data1
 697		 */
 698		__le32 phy_eht_data4;
 699	};
 700	/* DW5 */
 701	/**
 702	 * @status: &enum iwl_rx_mpdu_status
 703	 */
 704	__le32 status;
 705
 706	/* DW6 */
 707	/**
 708	 * @reorder_data: &enum iwl_rx_mpdu_reorder_data
 709	 */
 710	__le32 reorder_data;
 711
 712	union {
 713		/**
 714		 * @v1: version 1 of the remaining RX descriptor,
 715		 *	see &struct iwl_rx_mpdu_desc_v1
 716		 */
 717		struct iwl_rx_mpdu_desc_v1 v1;
 718		/**
 719		 * @v3: version 3 of the remaining RX descriptor,
 720		 *	see &struct iwl_rx_mpdu_desc_v3
 721		 */
 722		struct iwl_rx_mpdu_desc_v3 v3;
 723	};
 724} __packed; /* RX_MPDU_RES_START_API_S_VER_3,
 725	       RX_MPDU_RES_START_API_S_VER_4,
 726	       RX_MPDU_RES_START_API_S_VER_5 */
 727
 728#define IWL_RX_DESC_SIZE_V1 offsetofend(struct iwl_rx_mpdu_desc, v1)
 729
 730#define RX_NO_DATA_CHAIN_A_POS		0
 731#define RX_NO_DATA_CHAIN_A_MSK		(0xff << RX_NO_DATA_CHAIN_A_POS)
 732#define RX_NO_DATA_CHAIN_B_POS		8
 733#define RX_NO_DATA_CHAIN_B_MSK		(0xff << RX_NO_DATA_CHAIN_B_POS)
 734#define RX_NO_DATA_CHANNEL_POS		16
 735#define RX_NO_DATA_CHANNEL_MSK		(0xff << RX_NO_DATA_CHANNEL_POS)
 736
 737#define RX_NO_DATA_INFO_TYPE_POS	0
 738#define RX_NO_DATA_INFO_TYPE_MSK	(0xff << RX_NO_DATA_INFO_TYPE_POS)
 739#define RX_NO_DATA_INFO_TYPE_NONE	0
 740#define RX_NO_DATA_INFO_TYPE_RX_ERR	1
 741#define RX_NO_DATA_INFO_TYPE_NDP	2
 742#define RX_NO_DATA_INFO_TYPE_MU_UNMATCHED	3
 743#define RX_NO_DATA_INFO_TYPE_TB_UNMATCHED	4
 744
 745#define RX_NO_DATA_INFO_ERR_POS		8
 746#define RX_NO_DATA_INFO_ERR_MSK		(0xff << RX_NO_DATA_INFO_ERR_POS)
 747#define RX_NO_DATA_INFO_ERR_NONE	0
 748#define RX_NO_DATA_INFO_ERR_BAD_PLCP	1
 749#define RX_NO_DATA_INFO_ERR_UNSUPPORTED_RATE	2
 750#define RX_NO_DATA_INFO_ERR_NO_DELIM		3
 751#define RX_NO_DATA_INFO_ERR_BAD_MAC_HDR	4
 752#define RX_NO_DATA_INFO_LOW_ENERGY		5
 753
 754#define RX_NO_DATA_FRAME_TIME_POS	0
 755#define RX_NO_DATA_FRAME_TIME_MSK	(0xfffff << RX_NO_DATA_FRAME_TIME_POS)
 756
 757#define RX_NO_DATA_RX_VEC0_HE_NSTS_MSK	0x03800000
 758#define RX_NO_DATA_RX_VEC0_VHT_NSTS_MSK	0x38000000
 759#define RX_NO_DATA_RX_VEC2_EHT_NSTS_MSK	0x00f00000
 760
 761/* content of OFDM_RX_VECTOR_USIG_A1_OUT */
 762enum iwl_rx_usig_a1 {
 763	IWL_RX_USIG_A1_ENHANCED_WIFI_VER_ID	= 0x00000007,
 764	IWL_RX_USIG_A1_BANDWIDTH		= 0x00000038,
 765	IWL_RX_USIG_A1_UL_FLAG			= 0x00000040,
 766	IWL_RX_USIG_A1_BSS_COLOR		= 0x00001f80,
 767	IWL_RX_USIG_A1_TXOP_DURATION		= 0x000fe000,
 768	IWL_RX_USIG_A1_DISREGARD		= 0x01f00000,
 769	IWL_RX_USIG_A1_VALIDATE			= 0x02000000,
 770	IWL_RX_USIG_A1_EHT_BW320_SLOT		= 0x04000000,
 771	IWL_RX_USIG_A1_EHT_TYPE			= 0x18000000,
 772	IWL_RX_USIG_A1_RDY			= 0x80000000,
 773};
 774
 775/* content of OFDM_RX_VECTOR_USIG_A2_EHT_OUT */
 776enum iwl_rx_usig_a2_eht {
 777	IWL_RX_USIG_A2_EHT_PPDU_TYPE		= 0x00000003,
 778	IWL_RX_USIG_A2_EHT_USIG2_VALIDATE_B2	= 0x00000004,
 779	IWL_RX_USIG_A2_EHT_PUNC_CHANNEL		= 0x000000f8,
 780	IWL_RX_USIG_A2_EHT_USIG2_VALIDATE_B8	= 0x00000100,
 781	IWL_RX_USIG_A2_EHT_SIG_MCS		= 0x00000600,
 782	IWL_RX_USIG_A2_EHT_SIG_SYM_NUM		= 0x0000f800,
 783	IWL_RX_USIG_A2_EHT_TRIG_SPATIAL_REUSE_1 = 0x000f0000,
 784	IWL_RX_USIG_A2_EHT_TRIG_SPATIAL_REUSE_2 = 0x00f00000,
 785	IWL_RX_USIG_A2_EHT_TRIG_USIG2_DISREGARD	= 0x1f000000,
 786	IWL_RX_USIG_A2_EHT_CRC_OK		= 0x40000000,
 787	IWL_RX_USIG_A2_EHT_RDY			= 0x80000000,
 788};
 789
 790/**
 791 * struct iwl_rx_no_data - RX no data descriptor
 792 * @info: 7:0 frame type, 15:8 RX error type
 793 * @rssi: 7:0 energy chain-A,
 794 *	15:8 chain-B, measured at FINA time (FINA_ENERGY), 16:23 channel
 795 * @on_air_rise_time: GP2 during on air rise
 796 * @fr_time: frame time
 797 * @rate: rate/mcs of frame
 798 * @phy_info: &enum iwl_rx_phy_he_data0 or &enum iwl_rx_phy_eht_data0
 799 *	      based on &enum iwl_rx_phy_info_type
 800 * @rx_vec: DW-12:9 raw RX vectors from DSP according to modulation type.
 801 *	for VHT: OFDM_RX_VECTOR_SIGA1_OUT, OFDM_RX_VECTOR_SIGA2_OUT
 802 *	for HE: OFDM_RX_VECTOR_HE_SIGA1_OUT, OFDM_RX_VECTOR_HE_SIGA2_OUT
 803 */
 804struct iwl_rx_no_data {
 805	__le32 info;
 806	__le32 rssi;
 807	__le32 on_air_rise_time;
 808	__le32 fr_time;
 809	__le32 rate;
 810	__le32 phy_info[2];
 811	__le32 rx_vec[2];
 812} __packed; /* RX_NO_DATA_NTFY_API_S_VER_1,
 813	       RX_NO_DATA_NTFY_API_S_VER_2 */
 814
 815/**
 816 * struct iwl_rx_no_data_ver_3 - RX no data descriptor
 817 * @info: 7:0 frame type, 15:8 RX error type
 818 * @rssi: 7:0 energy chain-A,
 819 *	15:8 chain-B, measured at FINA time (FINA_ENERGY), 16:23 channel
 820 * @on_air_rise_time: GP2 during on air rise
 821 * @fr_time: frame time
 822 * @rate: rate/mcs of frame
 823 * @phy_info: &enum iwl_rx_phy_eht_data0 and &enum iwl_rx_phy_info_type
 824 * @rx_vec: DW-12:9 raw RX vectors from DSP according to modulation type.
 825 *	for VHT: OFDM_RX_VECTOR_SIGA1_OUT, OFDM_RX_VECTOR_SIGA2_OUT
 826 *	for HE: OFDM_RX_VECTOR_HE_SIGA1_OUT, OFDM_RX_VECTOR_HE_SIGA2_OUT
 827 *	for EHT: OFDM_RX_VECTOR_USIG_A1_OUT, OFDM_RX_VECTOR_USIG_A2_EHT_OUT,
 828 *	OFDM_RX_VECTOR_EHT_OUT, OFDM_RX_VECTOR_EHT_USER_FIELD_OUT
 829 */
 830struct iwl_rx_no_data_ver_3 {
 831	__le32 info;
 832	__le32 rssi;
 833	__le32 on_air_rise_time;
 834	__le32 fr_time;
 835	__le32 rate;
 836	__le32 phy_info[2];
 837	__le32 rx_vec[4];
 838} __packed; /* RX_NO_DATA_NTFY_API_S_VER_1,
 839	       RX_NO_DATA_NTFY_API_S_VER_2
 840	       RX_NO_DATA_NTFY_API_S_VER_3 */
 841
 842struct iwl_frame_release {
 843	u8 baid;
 844	u8 reserved;
 845	__le16 nssn;
 846};
 847
 848/**
 849 * enum iwl_bar_frame_release_sta_tid - STA/TID information for BAR release
 850 * @IWL_BAR_FRAME_RELEASE_TID_MASK: TID mask
 851 * @IWL_BAR_FRAME_RELEASE_STA_MASK: STA mask
 852 */
 853enum iwl_bar_frame_release_sta_tid {
 854	IWL_BAR_FRAME_RELEASE_TID_MASK = 0x0000000f,
 855	IWL_BAR_FRAME_RELEASE_STA_MASK = 0x000001f0,
 856};
 857
 858/**
 859 * enum iwl_bar_frame_release_ba_info - BA information for BAR release
 860 * @IWL_BAR_FRAME_RELEASE_NSSN_MASK: NSSN mask
 861 * @IWL_BAR_FRAME_RELEASE_SN_MASK: SN mask (ignored by driver)
 862 * @IWL_BAR_FRAME_RELEASE_BAID_MASK: BAID mask
 863 */
 864enum iwl_bar_frame_release_ba_info {
 865	IWL_BAR_FRAME_RELEASE_NSSN_MASK	= 0x00000fff,
 866	IWL_BAR_FRAME_RELEASE_SN_MASK	= 0x00fff000,
 867	IWL_BAR_FRAME_RELEASE_BAID_MASK	= 0x3f000000,
 868};
 869
 870/**
 871 * struct iwl_bar_frame_release - frame release from BAR info
 872 * @sta_tid: STA & TID information, see &enum iwl_bar_frame_release_sta_tid.
 873 * @ba_info: BA information, see &enum iwl_bar_frame_release_ba_info.
 874 */
 875struct iwl_bar_frame_release {
 876	__le32 sta_tid;
 877	__le32 ba_info;
 878} __packed; /* RX_BAR_TO_FRAME_RELEASE_API_S_VER_1 */
 879
 880enum iwl_rss_hash_func_en {
 881	IWL_RSS_HASH_TYPE_IPV4_TCP,
 882	IWL_RSS_HASH_TYPE_IPV4_UDP,
 883	IWL_RSS_HASH_TYPE_IPV4_PAYLOAD,
 884	IWL_RSS_HASH_TYPE_IPV6_TCP,
 885	IWL_RSS_HASH_TYPE_IPV6_UDP,
 886	IWL_RSS_HASH_TYPE_IPV6_PAYLOAD,
 887};
 888
 889#define IWL_RSS_HASH_KEY_CNT 10
 890#define IWL_RSS_INDIRECTION_TABLE_SIZE 128
 891#define IWL_RSS_ENABLE 1
 892
 893/**
 894 * struct iwl_rss_config_cmd - RSS (Receive Side Scaling) configuration
 895 *
 896 * @flags: 1 - enable, 0 - disable
 897 * @hash_mask: Type of RSS to use. Values are from %iwl_rss_hash_func_en
 898 * @reserved: reserved
 899 * @secret_key: 320 bit input of random key configuration from driver
 900 * @indirection_table: indirection table
 901 */
 902struct iwl_rss_config_cmd {
 903	__le32 flags;
 904	u8 hash_mask;
 905	u8 reserved[3];
 906	__le32 secret_key[IWL_RSS_HASH_KEY_CNT];
 907	u8 indirection_table[IWL_RSS_INDIRECTION_TABLE_SIZE];
 908} __packed; /* RSS_CONFIG_CMD_API_S_VER_1 */
 909
 910#define IWL_MULTI_QUEUE_SYNC_SENDER_POS 0
 911#define IWL_MULTI_QUEUE_SYNC_SENDER_MSK 0xf
 912
 913/**
 914 * struct iwl_rxq_sync_cmd - RXQ notification trigger
 915 *
 916 * @flags: flags of the notification. bit 0:3 are the sender queue
 917 * @rxq_mask: rx queues to send the notification on
 918 * @count: number of bytes in payload, should be DWORD aligned
 919 * @payload: data to send to rx queues
 920 */
 921struct iwl_rxq_sync_cmd {
 922	__le32 flags;
 923	__le32 rxq_mask;
 924	__le32 count;
 925	u8 payload[];
 926} __packed; /* MULTI_QUEUE_DRV_SYNC_HDR_CMD_API_S_VER_1 */
 927
 928/**
 929 * struct iwl_rxq_sync_notification - Notification triggered by RXQ
 930 * sync command
 931 *
 932 * @count: number of bytes in payload
 933 * @payload: data to send to rx queues
 934 */
 935struct iwl_rxq_sync_notification {
 936	__le32 count;
 937	u8 payload[];
 938} __packed; /* MULTI_QUEUE_DRV_SYNC_HDR_CMD_API_S_VER_1 */
 939
 940/**
 941 * enum iwl_mvm_pm_event - type of station PM event
 942 * @IWL_MVM_PM_EVENT_AWAKE: station woke up
 943 * @IWL_MVM_PM_EVENT_ASLEEP: station went to sleep
 944 * @IWL_MVM_PM_EVENT_UAPSD: station sent uAPSD trigger
 945 * @IWL_MVM_PM_EVENT_PS_POLL: station sent PS-Poll
 946 */
 947enum iwl_mvm_pm_event {
 948	IWL_MVM_PM_EVENT_AWAKE,
 949	IWL_MVM_PM_EVENT_ASLEEP,
 950	IWL_MVM_PM_EVENT_UAPSD,
 951	IWL_MVM_PM_EVENT_PS_POLL,
 952}; /* PEER_PM_NTFY_API_E_VER_1 */
 953
 954/**
 955 * struct iwl_mvm_pm_state_notification - station PM state notification
 956 * @sta_id: station ID of the station changing state
 957 * @type: the new powersave state, see &enum iwl_mvm_pm_event
 958 */
 959struct iwl_mvm_pm_state_notification {
 960	u8 sta_id;
 961	u8 type;
 962	/* private: */
 963	__le16 reserved;
 964} __packed; /* PEER_PM_NTFY_API_S_VER_1 */
 965
 966#define BA_WINDOW_STREAMS_MAX		16
 967#define BA_WINDOW_STATUS_TID_MSK	0x000F
 968#define BA_WINDOW_STATUS_STA_ID_POS	4
 969#define BA_WINDOW_STATUS_STA_ID_MSK	0x01F0
 970#define BA_WINDOW_STATUS_VALID_MSK	BIT(9)
 971
 972/**
 973 * struct iwl_ba_window_status_notif - reordering window's status notification
 974 * @bitmap: bitmap of received frames [start_seq_num + 0]..[start_seq_num + 63]
 975 * @ra_tid: bit 3:0 - TID, bit 8:4 - STA_ID, bit 9 - valid
 976 * @start_seq_num: the start sequence number of the bitmap
 977 * @mpdu_rx_count: the number of received MPDUs since entering D0i3
 978 */
 979struct iwl_ba_window_status_notif {
 980	__le64 bitmap[BA_WINDOW_STREAMS_MAX];
 981	__le16 ra_tid[BA_WINDOW_STREAMS_MAX];
 982	__le32 start_seq_num[BA_WINDOW_STREAMS_MAX];
 983	__le16 mpdu_rx_count[BA_WINDOW_STREAMS_MAX];
 984} __packed; /* BA_WINDOW_STATUS_NTFY_API_S_VER_1 */
 985
 986/**
 987 * struct iwl_rfh_queue_data - RX queue configuration
 988 * @q_num: Q num
 989 * @enable: enable queue
 990 * @reserved: alignment
 991 * @urbd_stts_wrptr: DMA address of urbd_stts_wrptr
 992 * @fr_bd_cb: DMA address of freeRB table
 993 * @ur_bd_cb: DMA address of used RB table
 994 * @fr_bd_wid: Initial index of the free table
 995 */
 996struct iwl_rfh_queue_data {
 997	u8 q_num;
 998	u8 enable;
 999	__le16 reserved;
1000	__le64 urbd_stts_wrptr;
1001	__le64 fr_bd_cb;
1002	__le64 ur_bd_cb;
1003	__le32 fr_bd_wid;
1004} __packed; /* RFH_QUEUE_CONFIG_S_VER_1 */
1005
1006/**
1007 * struct iwl_rfh_queue_config - RX queue configuration
1008 * @num_queues: number of queues configured
1009 * @reserved: alignment
1010 * @data: DMA addresses per-queue
1011 */
1012struct iwl_rfh_queue_config {
1013	u8 num_queues;
1014	u8 reserved[3];
1015	struct iwl_rfh_queue_data data[];
1016} __packed; /* RFH_QUEUE_CONFIG_API_S_VER_1 */
1017
1018#endif /* __iwl_fw_api_rx_h__ */