958 lines
30 KiB
C
958 lines
30 KiB
C
/* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */
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/*
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* Copyright (C) 2012-2014, 2018-2023 Intel Corporation
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* Copyright (C) 2016-2017 Intel Deutschland GmbH
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*/
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#ifndef __iwl_fw_api_tx_h__
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#define __iwl_fw_api_tx_h__
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#include <linux/ieee80211.h>
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/**
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* enum iwl_tx_flags - bitmasks for tx_flags in TX command
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* @TX_CMD_FLG_PROT_REQUIRE: use RTS or CTS-to-self to protect the frame
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* @TX_CMD_FLG_WRITE_TX_POWER: update current tx power value in the mgmt frame
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* @TX_CMD_FLG_ACK: expect ACK from receiving station
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* @TX_CMD_FLG_STA_RATE: use RS table with initial index from the TX command.
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* Otherwise, use rate_n_flags from the TX command
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* @TX_CMD_FLG_BAR: this frame is a BA request, immediate BAR is expected
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* Must set TX_CMD_FLG_ACK with this flag.
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* @TX_CMD_FLG_TXOP_PROT: TXOP protection requested
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* @TX_CMD_FLG_VHT_NDPA: mark frame is NDPA for VHT beamformer sequence
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* @TX_CMD_FLG_HT_NDPA: mark frame is NDPA for HT beamformer sequence
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* @TX_CMD_FLG_CSI_FDBK2HOST: mark to send feedback to host (only if good CRC)
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* @TX_CMD_FLG_BT_PRIO_MASK: BT priority value
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* @TX_CMD_FLG_BT_PRIO_POS: the position of the BT priority (bit 11 is ignored
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* on old firmwares).
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* @TX_CMD_FLG_BT_DIS: disable BT priority for this frame
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* @TX_CMD_FLG_SEQ_CTL: set if FW should override the sequence control.
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* Should be set for mgmt, non-QOS data, mcast, bcast and in scan command
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* @TX_CMD_FLG_MORE_FRAG: this frame is non-last MPDU
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* @TX_CMD_FLG_TSF: FW should calculate and insert TSF in the frame
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* Should be set for beacons and probe responses
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* @TX_CMD_FLG_CALIB: activate PA TX power calibrations
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* @TX_CMD_FLG_KEEP_SEQ_CTL: if seq_ctl is set, don't increase inner seq count
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* @TX_CMD_FLG_MH_PAD: driver inserted 2 byte padding after MAC header.
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* Should be set for 26/30 length MAC headers
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* @TX_CMD_FLG_RESP_TO_DRV: zero this if the response should go only to FW
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* @TX_CMD_FLG_TKIP_MIC_DONE: FW already performed TKIP MIC calculation
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* @TX_CMD_FLG_DUR: disable duration overwriting used in PS-Poll Assoc-id
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* @TX_CMD_FLG_FW_DROP: FW should mark frame to be dropped
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* @TX_CMD_FLG_EXEC_PAPD: execute PAPD
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* @TX_CMD_FLG_PAPD_TYPE: 0 for reference power, 1 for nominal power
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* @TX_CMD_FLG_HCCA_CHUNK: mark start of TSPEC chunk
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*/
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enum iwl_tx_flags {
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TX_CMD_FLG_PROT_REQUIRE = BIT(0),
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TX_CMD_FLG_WRITE_TX_POWER = BIT(1),
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TX_CMD_FLG_ACK = BIT(3),
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TX_CMD_FLG_STA_RATE = BIT(4),
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TX_CMD_FLG_BAR = BIT(6),
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TX_CMD_FLG_TXOP_PROT = BIT(7),
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TX_CMD_FLG_VHT_NDPA = BIT(8),
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TX_CMD_FLG_HT_NDPA = BIT(9),
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TX_CMD_FLG_CSI_FDBK2HOST = BIT(10),
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TX_CMD_FLG_BT_PRIO_POS = 11,
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TX_CMD_FLG_BT_PRIO_MASK = BIT(11) | BIT(12),
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TX_CMD_FLG_BT_DIS = BIT(12),
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TX_CMD_FLG_SEQ_CTL = BIT(13),
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TX_CMD_FLG_MORE_FRAG = BIT(14),
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TX_CMD_FLG_TSF = BIT(16),
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TX_CMD_FLG_CALIB = BIT(17),
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TX_CMD_FLG_KEEP_SEQ_CTL = BIT(18),
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TX_CMD_FLG_MH_PAD = BIT(20),
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TX_CMD_FLG_RESP_TO_DRV = BIT(21),
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TX_CMD_FLG_TKIP_MIC_DONE = BIT(23),
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TX_CMD_FLG_DUR = BIT(25),
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TX_CMD_FLG_FW_DROP = BIT(26),
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TX_CMD_FLG_EXEC_PAPD = BIT(27),
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TX_CMD_FLG_PAPD_TYPE = BIT(28),
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TX_CMD_FLG_HCCA_CHUNK = BIT(31)
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}; /* TX_FLAGS_BITS_API_S_VER_1 */
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/**
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* enum iwl_tx_cmd_flags - bitmasks for tx_flags in TX command for 22000
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* @IWL_TX_FLAGS_CMD_RATE: use rate from the TX command
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* @IWL_TX_FLAGS_ENCRYPT_DIS: frame should not be encrypted, even if it belongs
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* to a secured STA
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* @IWL_TX_FLAGS_HIGH_PRI: high priority frame (like EAPOL) - can affect rate
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* selection, retry limits and BT kill
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*/
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enum iwl_tx_cmd_flags {
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IWL_TX_FLAGS_CMD_RATE = BIT(0),
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IWL_TX_FLAGS_ENCRYPT_DIS = BIT(1),
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IWL_TX_FLAGS_HIGH_PRI = BIT(2),
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/* Use these flags only from
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* TX_FLAGS_BITS_API_S_VER_4 and above */
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IWL_TX_FLAGS_RTS = BIT(3),
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IWL_TX_FLAGS_CTS = BIT(4),
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}; /* TX_FLAGS_BITS_API_S_VER_3 */
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/**
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* enum iwl_tx_pm_timeouts - pm timeout values in TX command
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* @PM_FRAME_NONE: no need to suspend sleep mode
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* @PM_FRAME_MGMT: fw suspend sleep mode for 100TU
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* @PM_FRAME_ASSOC: fw suspend sleep mode for 10sec
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*/
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enum iwl_tx_pm_timeouts {
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PM_FRAME_NONE = 0,
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PM_FRAME_MGMT = 2,
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PM_FRAME_ASSOC = 3,
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};
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#define TX_CMD_SEC_MSK 0x07
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#define TX_CMD_SEC_WEP_KEY_IDX_POS 6
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#define TX_CMD_SEC_WEP_KEY_IDX_MSK 0xc0
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/**
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* enum iwl_tx_cmd_sec_ctrl - bitmasks for security control in TX command
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* @TX_CMD_SEC_WEP: WEP encryption algorithm.
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* @TX_CMD_SEC_CCM: CCM encryption algorithm.
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* @TX_CMD_SEC_TKIP: TKIP encryption algorithm.
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* @TX_CMD_SEC_EXT: extended cipher algorithm.
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* @TX_CMD_SEC_GCMP: GCMP encryption algorithm.
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* @TX_CMD_SEC_KEY128: set for 104 bits WEP key.
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* @TX_CMD_SEC_KEY_FROM_TABLE: for a non-WEP key, set if the key should be taken
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* from the table instead of from the TX command.
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* If the key is taken from the key table its index should be given by the
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* first byte of the TX command key field.
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*/
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enum iwl_tx_cmd_sec_ctrl {
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TX_CMD_SEC_WEP = 0x01,
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TX_CMD_SEC_CCM = 0x02,
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TX_CMD_SEC_TKIP = 0x03,
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TX_CMD_SEC_EXT = 0x04,
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TX_CMD_SEC_GCMP = 0x05,
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TX_CMD_SEC_KEY128 = 0x08,
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TX_CMD_SEC_KEY_FROM_TABLE = 0x10,
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};
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/*
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* TX command Frame life time in us - to be written in pm_frame_timeout
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*/
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#define TX_CMD_LIFE_TIME_INFINITE 0xFFFFFFFF
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#define TX_CMD_LIFE_TIME_DEFAULT 2000000 /* 2000 ms*/
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#define TX_CMD_LIFE_TIME_PROBE_RESP 40000 /* 40 ms */
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#define TX_CMD_LIFE_TIME_EXPIRED_FRAME 0
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/*
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* TID for non QoS frames - to be written in tid_tspec
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*/
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#define IWL_TID_NON_QOS 0
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/*
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* Limits on the retransmissions - to be written in {data,rts}_retry_limit
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*/
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#define IWL_DEFAULT_TX_RETRY 15
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#define IWL_MGMT_DFAULT_RETRY_LIMIT 3
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#define IWL_RTS_DFAULT_RETRY_LIMIT 60
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#define IWL_BAR_DFAULT_RETRY_LIMIT 60
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#define IWL_LOW_RETRY_LIMIT 7
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/**
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* enum iwl_tx_offload_assist_flags_pos - set %iwl_tx_cmd offload_assist values
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* @TX_CMD_OFFLD_IP_HDR: offset to start of IP header (in words)
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* from mac header end. For normal case it is 4 words for SNAP.
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* note: tx_cmd, mac header and pad are not counted in the offset.
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* This is used to help the offload in case there is tunneling such as
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* IPv6 in IPv4, in such case the ip header offset should point to the
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* inner ip header and IPv4 checksum of the external header should be
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* calculated by driver.
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* @TX_CMD_OFFLD_L4_EN: enable TCP/UDP checksum
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* @TX_CMD_OFFLD_L3_EN: enable IP header checksum
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* @TX_CMD_OFFLD_MH_SIZE: size of the mac header in words. Includes the IV
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* field. Doesn't include the pad.
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* @TX_CMD_OFFLD_PAD: mark 2-byte pad was inserted after the mac header for
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* alignment
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* @TX_CMD_OFFLD_AMSDU: mark TX command is A-MSDU
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*/
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enum iwl_tx_offload_assist_flags_pos {
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TX_CMD_OFFLD_IP_HDR = 0,
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TX_CMD_OFFLD_L4_EN = 6,
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TX_CMD_OFFLD_L3_EN = 7,
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TX_CMD_OFFLD_MH_SIZE = 8,
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TX_CMD_OFFLD_PAD = 13,
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TX_CMD_OFFLD_AMSDU = 14,
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};
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#define IWL_TX_CMD_OFFLD_MH_MASK 0x1f
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#define IWL_TX_CMD_OFFLD_IP_HDR_MASK 0x3f
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/* TODO: complete documentation for try_cnt and btkill_cnt */
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/**
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* struct iwl_tx_cmd - TX command struct to FW
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* ( TX_CMD = 0x1c )
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* @len: in bytes of the payload, see below for details
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* @offload_assist: TX offload configuration
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* @tx_flags: combination of TX_CMD_FLG_*, see &enum iwl_tx_flags
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* @scratch: scratch buffer used by the device
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* @rate_n_flags: rate for *all* Tx attempts, if TX_CMD_FLG_STA_RATE_MSK is
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* cleared. Combination of RATE_MCS_*
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* @sta_id: index of destination station in FW station table
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* @sec_ctl: security control, TX_CMD_SEC_*
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* @initial_rate_index: index into the the rate table for initial TX attempt.
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* Applied if TX_CMD_FLG_STA_RATE_MSK is set, normally 0 for data frames.
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* @reserved2: reserved
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* @key: security key
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* @reserved3: reserved
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* @life_time: frame life time (usecs??)
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* @dram_lsb_ptr: Physical address of scratch area in the command (try_cnt +
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* btkill_cnd + reserved), first 32 bits. "0" disables usage.
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* @dram_msb_ptr: upper bits of the scratch physical address
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* @rts_retry_limit: max attempts for RTS
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* @data_retry_limit: max attempts to send the data packet
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* @tid_tspec: TID/tspec
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* @pm_frame_timeout: PM TX frame timeout
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* @reserved4: reserved
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* @payload: payload (same as @hdr)
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* @hdr: 802.11 header (same as @payload)
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*
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* The byte count (both len and next_frame_len) includes MAC header
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* (24/26/30/32 bytes)
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* + 2 bytes pad if 26/30 header size
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* + 8 byte IV for CCM or TKIP (not used for WEP)
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* + Data payload
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* + 8-byte MIC (not used for CCM/WEP)
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* It does not include post-MAC padding, i.e.,
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* MIC (CCM) 8 bytes, ICV (WEP/TKIP/CKIP) 4 bytes, CRC 4 bytes.
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* Range of len: 14-2342 bytes.
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*
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* After the struct fields the MAC header is placed, plus any padding,
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* and then the actial payload.
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*/
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struct iwl_tx_cmd {
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__le16 len;
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__le16 offload_assist;
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__le32 tx_flags;
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struct {
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u8 try_cnt;
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u8 btkill_cnt;
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__le16 reserved;
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} scratch; /* DRAM_SCRATCH_API_U_VER_1 */
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__le32 rate_n_flags;
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u8 sta_id;
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u8 sec_ctl;
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u8 initial_rate_index;
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u8 reserved2;
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u8 key[16];
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__le32 reserved3;
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__le32 life_time;
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__le32 dram_lsb_ptr;
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u8 dram_msb_ptr;
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u8 rts_retry_limit;
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u8 data_retry_limit;
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u8 tid_tspec;
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__le16 pm_frame_timeout;
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__le16 reserved4;
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union {
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DECLARE_FLEX_ARRAY(u8, payload);
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DECLARE_FLEX_ARRAY(struct ieee80211_hdr, hdr);
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};
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} __packed; /* TX_CMD_API_S_VER_6 */
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struct iwl_dram_sec_info {
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__le32 pn_low;
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__le16 pn_high;
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__le16 aux_info;
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} __packed; /* DRAM_SEC_INFO_API_S_VER_1 */
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/**
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* struct iwl_tx_cmd_gen2 - TX command struct to FW for 22000 devices
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* ( TX_CMD = 0x1c )
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* @len: in bytes of the payload, see below for details
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* @offload_assist: TX offload configuration
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* @flags: combination of &enum iwl_tx_cmd_flags
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* @dram_info: FW internal DRAM storage
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* @rate_n_flags: rate for *all* Tx attempts, if TX_CMD_FLG_STA_RATE_MSK is
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* cleared. Combination of RATE_MCS_*
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* @hdr: 802.11 header
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*/
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struct iwl_tx_cmd_gen2 {
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__le16 len;
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__le16 offload_assist;
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__le32 flags;
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struct iwl_dram_sec_info dram_info;
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__le32 rate_n_flags;
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struct ieee80211_hdr hdr[];
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} __packed; /* TX_CMD_API_S_VER_7,
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TX_CMD_API_S_VER_9 */
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/**
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* struct iwl_tx_cmd_gen3 - TX command struct to FW for AX210+ devices
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* ( TX_CMD = 0x1c )
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* @len: in bytes of the payload, see below for details
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* @flags: combination of &enum iwl_tx_cmd_flags
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* @offload_assist: TX offload configuration
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* @dram_info: FW internal DRAM storage
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* @rate_n_flags: rate for *all* Tx attempts, if TX_CMD_FLG_STA_RATE_MSK is
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* cleared. Combination of RATE_MCS_*
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* @reserved: reserved
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* @hdr: 802.11 header
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*/
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struct iwl_tx_cmd_gen3 {
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__le16 len;
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__le16 flags;
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__le32 offload_assist;
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struct iwl_dram_sec_info dram_info;
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__le32 rate_n_flags;
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u8 reserved[8];
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struct ieee80211_hdr hdr[];
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} __packed; /* TX_CMD_API_S_VER_8,
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TX_CMD_API_S_VER_10 */
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/*
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* TX response related data
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*/
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/*
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* enum iwl_tx_status - status that is returned by the fw after attempts to Tx
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* @TX_STATUS_SUCCESS:
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* @TX_STATUS_DIRECT_DONE:
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* @TX_STATUS_POSTPONE_DELAY:
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* @TX_STATUS_POSTPONE_FEW_BYTES:
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* @TX_STATUS_POSTPONE_BT_PRIO:
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* @TX_STATUS_POSTPONE_QUIET_PERIOD:
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* @TX_STATUS_POSTPONE_CALC_TTAK:
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* @TX_STATUS_FAIL_INTERNAL_CROSSED_RETRY:
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* @TX_STATUS_FAIL_SHORT_LIMIT:
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* @TX_STATUS_FAIL_LONG_LIMIT:
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* @TX_STATUS_FAIL_UNDERRUN:
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* @TX_STATUS_FAIL_DRAIN_FLOW:
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* @TX_STATUS_FAIL_RFKILL_FLUSH:
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* @TX_STATUS_FAIL_LIFE_EXPIRE:
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* @TX_STATUS_FAIL_DEST_PS:
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* @TX_STATUS_FAIL_HOST_ABORTED:
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* @TX_STATUS_FAIL_BT_RETRY:
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* @TX_STATUS_FAIL_STA_INVALID:
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* @TX_TATUS_FAIL_FRAG_DROPPED:
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* @TX_STATUS_FAIL_TID_DISABLE:
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* @TX_STATUS_FAIL_FIFO_FLUSHED:
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* @TX_STATUS_FAIL_SMALL_CF_POLL:
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* @TX_STATUS_FAIL_FW_DROP:
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* @TX_STATUS_FAIL_STA_COLOR_MISMATCH: mismatch between color of Tx cmd and
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* STA table
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* @TX_FRAME_STATUS_INTERNAL_ABORT:
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* @TX_MODE_MSK:
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* @TX_MODE_NO_BURST:
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* @TX_MODE_IN_BURST_SEQ:
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* @TX_MODE_FIRST_IN_BURST:
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* @TX_QUEUE_NUM_MSK:
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*
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* Valid only if frame_count =1
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* TODO: complete documentation
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*/
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enum iwl_tx_status {
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TX_STATUS_MSK = 0x000000ff,
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TX_STATUS_SUCCESS = 0x01,
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TX_STATUS_DIRECT_DONE = 0x02,
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/* postpone TX */
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TX_STATUS_POSTPONE_DELAY = 0x40,
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TX_STATUS_POSTPONE_FEW_BYTES = 0x41,
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TX_STATUS_POSTPONE_BT_PRIO = 0x42,
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TX_STATUS_POSTPONE_QUIET_PERIOD = 0x43,
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TX_STATUS_POSTPONE_CALC_TTAK = 0x44,
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/* abort TX */
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TX_STATUS_FAIL_INTERNAL_CROSSED_RETRY = 0x81,
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TX_STATUS_FAIL_SHORT_LIMIT = 0x82,
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TX_STATUS_FAIL_LONG_LIMIT = 0x83,
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TX_STATUS_FAIL_UNDERRUN = 0x84,
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TX_STATUS_FAIL_DRAIN_FLOW = 0x85,
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TX_STATUS_FAIL_RFKILL_FLUSH = 0x86,
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TX_STATUS_FAIL_LIFE_EXPIRE = 0x87,
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TX_STATUS_FAIL_DEST_PS = 0x88,
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TX_STATUS_FAIL_HOST_ABORTED = 0x89,
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TX_STATUS_FAIL_BT_RETRY = 0x8a,
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TX_STATUS_FAIL_STA_INVALID = 0x8b,
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TX_STATUS_FAIL_FRAG_DROPPED = 0x8c,
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TX_STATUS_FAIL_TID_DISABLE = 0x8d,
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TX_STATUS_FAIL_FIFO_FLUSHED = 0x8e,
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TX_STATUS_FAIL_SMALL_CF_POLL = 0x8f,
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TX_STATUS_FAIL_FW_DROP = 0x90,
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TX_STATUS_FAIL_STA_COLOR_MISMATCH = 0x91,
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TX_STATUS_INTERNAL_ABORT = 0x92,
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TX_MODE_MSK = 0x00000f00,
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TX_MODE_NO_BURST = 0x00000000,
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TX_MODE_IN_BURST_SEQ = 0x00000100,
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TX_MODE_FIRST_IN_BURST = 0x00000200,
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TX_QUEUE_NUM_MSK = 0x0001f000,
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TX_NARROW_BW_MSK = 0x00060000,
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TX_NARROW_BW_1DIV2 = 0x00020000,
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TX_NARROW_BW_1DIV4 = 0x00040000,
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TX_NARROW_BW_1DIV8 = 0x00060000,
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};
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/*
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* enum iwl_tx_agg_status - TX aggregation status
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* @AGG_TX_STATE_STATUS_MSK:
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* @AGG_TX_STATE_TRANSMITTED:
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* @AGG_TX_STATE_UNDERRUN:
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* @AGG_TX_STATE_BT_PRIO:
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* @AGG_TX_STATE_FEW_BYTES:
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* @AGG_TX_STATE_ABORT:
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* @AGG_TX_STATE_TX_ON_AIR_DROP: TX_ON_AIR signal drop without underrun or
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* BT detection
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* @AGG_TX_STATE_LAST_SENT_TRY_CNT:
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* @AGG_TX_STATE_LAST_SENT_BT_KILL:
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* @AGG_TX_STATE_SCD_QUERY:
|
|
* @AGG_TX_STATE_TEST_BAD_CRC32:
|
|
* @AGG_TX_STATE_RESPONSE:
|
|
* @AGG_TX_STATE_DUMP_TX:
|
|
* @AGG_TX_STATE_DELAY_TX:
|
|
* @AGG_TX_STATE_TRY_CNT_MSK: Retry count for 1st frame in aggregation (retries
|
|
* occur if tx failed for this frame when it was a member of a previous
|
|
* aggregation block). If rate scaling is used, retry count indicates the
|
|
* rate table entry used for all frames in the new agg.
|
|
* @AGG_TX_STATE_SEQ_NUM_MSK: Command ID and sequence number of Tx command for
|
|
* this frame
|
|
*
|
|
* TODO: complete documentation
|
|
*/
|
|
enum iwl_tx_agg_status {
|
|
AGG_TX_STATE_STATUS_MSK = 0x00fff,
|
|
AGG_TX_STATE_TRANSMITTED = 0x000,
|
|
AGG_TX_STATE_UNDERRUN = 0x001,
|
|
AGG_TX_STATE_BT_PRIO = 0x002,
|
|
AGG_TX_STATE_FEW_BYTES = 0x004,
|
|
AGG_TX_STATE_ABORT = 0x008,
|
|
AGG_TX_STATE_TX_ON_AIR_DROP = 0x010,
|
|
AGG_TX_STATE_LAST_SENT_TRY_CNT = 0x020,
|
|
AGG_TX_STATE_LAST_SENT_BT_KILL = 0x040,
|
|
AGG_TX_STATE_SCD_QUERY = 0x080,
|
|
AGG_TX_STATE_TEST_BAD_CRC32 = 0x0100,
|
|
AGG_TX_STATE_RESPONSE = 0x1ff,
|
|
AGG_TX_STATE_DUMP_TX = 0x200,
|
|
AGG_TX_STATE_DELAY_TX = 0x400,
|
|
AGG_TX_STATE_TRY_CNT_POS = 12,
|
|
AGG_TX_STATE_TRY_CNT_MSK = 0xf << AGG_TX_STATE_TRY_CNT_POS,
|
|
};
|
|
|
|
/*
|
|
* The mask below describes a status where we are absolutely sure that the MPDU
|
|
* wasn't sent. For BA/Underrun we cannot be that sure. All we know that we've
|
|
* written the bytes to the TXE, but we know nothing about what the DSP did.
|
|
*/
|
|
#define AGG_TX_STAT_FRAME_NOT_SENT (AGG_TX_STATE_FEW_BYTES | \
|
|
AGG_TX_STATE_ABORT | \
|
|
AGG_TX_STATE_SCD_QUERY)
|
|
|
|
/*
|
|
* REPLY_TX = 0x1c (response)
|
|
*
|
|
* This response may be in one of two slightly different formats, indicated
|
|
* by the frame_count field:
|
|
*
|
|
* 1) No aggregation (frame_count == 1). This reports Tx results for a single
|
|
* frame. Multiple attempts, at various bit rates, may have been made for
|
|
* this frame.
|
|
*
|
|
* 2) Aggregation (frame_count > 1). This reports Tx results for two or more
|
|
* frames that used block-acknowledge. All frames were transmitted at
|
|
* same rate. Rate scaling may have been used if first frame in this new
|
|
* agg block failed in previous agg block(s).
|
|
*
|
|
* Note that, for aggregation, ACK (block-ack) status is not delivered
|
|
* here; block-ack has not been received by the time the device records
|
|
* this status.
|
|
* This status relates to reasons the tx might have been blocked or aborted
|
|
* within the device, rather than whether it was received successfully by
|
|
* the destination station.
|
|
*/
|
|
|
|
/**
|
|
* struct agg_tx_status - per packet TX aggregation status
|
|
* @status: See &enum iwl_tx_agg_status
|
|
* @sequence: Sequence # for this frame's Tx cmd (not SSN!)
|
|
*/
|
|
struct agg_tx_status {
|
|
__le16 status;
|
|
__le16 sequence;
|
|
} __packed;
|
|
|
|
/*
|
|
* definitions for initial rate index field
|
|
* bits [3:0] initial rate index
|
|
* bits [6:4] rate table color, used for the initial rate
|
|
* bit-7 invalid rate indication
|
|
*/
|
|
#define TX_RES_INIT_RATE_INDEX_MSK 0x0f
|
|
#define TX_RES_RATE_TABLE_COLOR_POS 4
|
|
#define TX_RES_RATE_TABLE_COLOR_MSK 0x70
|
|
#define TX_RES_INV_RATE_INDEX_MSK 0x80
|
|
#define TX_RES_RATE_TABLE_COL_GET(_f) (((_f) & TX_RES_RATE_TABLE_COLOR_MSK) >>\
|
|
TX_RES_RATE_TABLE_COLOR_POS)
|
|
|
|
#define IWL_MVM_TX_RES_GET_TID(_ra_tid) ((_ra_tid) & 0x0f)
|
|
#define IWL_MVM_TX_RES_GET_RA(_ra_tid) ((_ra_tid) >> 4)
|
|
|
|
/**
|
|
* struct iwl_mvm_tx_resp_v3 - notifies that fw is TXing a packet
|
|
* ( REPLY_TX = 0x1c )
|
|
* @frame_count: 1 no aggregation, >1 aggregation
|
|
* @bt_kill_count: num of times blocked by bluetooth (unused for agg)
|
|
* @failure_rts: num of failures due to unsuccessful RTS
|
|
* @failure_frame: num failures due to no ACK (unused for agg)
|
|
* @initial_rate: for non-agg: rate of the successful Tx. For agg: rate of the
|
|
* Tx of all the batch. RATE_MCS_*
|
|
* @wireless_media_time: for non-agg: RTS + CTS + frame tx attempts time + ACK.
|
|
* for agg: RTS + CTS + aggregation tx time + block-ack time.
|
|
* in usec.
|
|
* @pa_status: tx power info
|
|
* @pa_integ_res_a: tx power info
|
|
* @pa_integ_res_b: tx power info
|
|
* @pa_integ_res_c: tx power info
|
|
* @measurement_req_id: tx power info
|
|
* @reduced_tpc: transmit power reduction used
|
|
* @reserved: reserved
|
|
* @tfd_info: TFD information set by the FH
|
|
* @seq_ctl: sequence control from the Tx cmd
|
|
* @byte_cnt: byte count from the Tx cmd
|
|
* @tlc_info: TLC rate info
|
|
* @ra_tid: bits [3:0] = ra, bits [7:4] = tid
|
|
* @frame_ctrl: frame control
|
|
* @status: for non-agg: frame status TX_STATUS_*
|
|
* for agg: status of 1st frame, AGG_TX_STATE_*; other frame status fields
|
|
* follow this one, up to frame_count. Length in @frame_count.
|
|
*
|
|
* After the array of statuses comes the SSN of the SCD. Look at
|
|
* %iwl_mvm_get_scd_ssn for more details.
|
|
*/
|
|
struct iwl_mvm_tx_resp_v3 {
|
|
u8 frame_count;
|
|
u8 bt_kill_count;
|
|
u8 failure_rts;
|
|
u8 failure_frame;
|
|
__le32 initial_rate;
|
|
__le16 wireless_media_time;
|
|
|
|
u8 pa_status;
|
|
u8 pa_integ_res_a[3];
|
|
u8 pa_integ_res_b[3];
|
|
u8 pa_integ_res_c[3];
|
|
__le16 measurement_req_id;
|
|
u8 reduced_tpc;
|
|
u8 reserved;
|
|
|
|
__le32 tfd_info;
|
|
__le16 seq_ctl;
|
|
__le16 byte_cnt;
|
|
u8 tlc_info;
|
|
u8 ra_tid;
|
|
__le16 frame_ctrl;
|
|
struct agg_tx_status status[];
|
|
} __packed; /* TX_RSP_API_S_VER_3 */
|
|
|
|
/**
|
|
* struct iwl_mvm_tx_resp - notifies that fw is TXing a packet
|
|
* ( REPLY_TX = 0x1c )
|
|
* @frame_count: 1 no aggregation, >1 aggregation
|
|
* @bt_kill_count: num of times blocked by bluetooth (unused for agg)
|
|
* @failure_rts: num of failures due to unsuccessful RTS
|
|
* @failure_frame: num failures due to no ACK (unused for agg)
|
|
* @initial_rate: for non-agg: rate of the successful Tx. For agg: rate of the
|
|
* Tx of all the batch. RATE_MCS_*
|
|
* @wireless_media_time: for non-agg: RTS + CTS + frame tx attempts time + ACK.
|
|
* for agg: RTS + CTS + aggregation tx time + block-ack time.
|
|
* in usec.
|
|
* @pa_status: tx power info
|
|
* @pa_integ_res_a: tx power info
|
|
* @pa_integ_res_b: tx power info
|
|
* @pa_integ_res_c: tx power info
|
|
* @measurement_req_id: tx power info
|
|
* @reduced_tpc: transmit power reduction used
|
|
* @reserved: reserved
|
|
* @tfd_info: TFD information set by the FH
|
|
* @seq_ctl: sequence control from the Tx cmd
|
|
* @byte_cnt: byte count from the Tx cmd
|
|
* @tlc_info: TLC rate info
|
|
* @ra_tid: bits [3:0] = ra, bits [7:4] = tid
|
|
* @frame_ctrl: frame control
|
|
* @tx_queue: TX queue for this response
|
|
* @reserved2: reserved for padding/alignment
|
|
* @status: for non-agg: frame status TX_STATUS_*
|
|
* For version 6 TX response isn't received for aggregation at all.
|
|
*
|
|
* After the array of statuses comes the SSN of the SCD. Look at
|
|
* %iwl_mvm_get_scd_ssn for more details.
|
|
*/
|
|
struct iwl_mvm_tx_resp {
|
|
u8 frame_count;
|
|
u8 bt_kill_count;
|
|
u8 failure_rts;
|
|
u8 failure_frame;
|
|
__le32 initial_rate;
|
|
__le16 wireless_media_time;
|
|
|
|
u8 pa_status;
|
|
u8 pa_integ_res_a[3];
|
|
u8 pa_integ_res_b[3];
|
|
u8 pa_integ_res_c[3];
|
|
__le16 measurement_req_id;
|
|
u8 reduced_tpc;
|
|
u8 reserved;
|
|
|
|
__le32 tfd_info;
|
|
__le16 seq_ctl;
|
|
__le16 byte_cnt;
|
|
u8 tlc_info;
|
|
u8 ra_tid;
|
|
__le16 frame_ctrl;
|
|
__le16 tx_queue;
|
|
__le16 reserved2;
|
|
struct agg_tx_status status;
|
|
} __packed; /* TX_RSP_API_S_VER_6,
|
|
TX_RSP_API_S_VER_7 */
|
|
|
|
/**
|
|
* struct iwl_mvm_ba_notif - notifies about reception of BA
|
|
* ( BA_NOTIF = 0xc5 )
|
|
* @sta_addr: MAC address
|
|
* @reserved: reserved
|
|
* @sta_id: Index of recipient (BA-sending) station in fw's station table
|
|
* @tid: tid of the session
|
|
* @seq_ctl: sequence control field
|
|
* @bitmap: the bitmap of the BA notification as seen in the air
|
|
* @scd_flow: the tx queue this BA relates to
|
|
* @scd_ssn: the index of the last contiguously sent packet
|
|
* @txed: number of Txed frames in this batch
|
|
* @txed_2_done: number of Acked frames in this batch
|
|
* @reduced_txp: power reduced according to TPC. This is the actual value and
|
|
* not a copy from the LQ command. Thus, if not the first rate was used
|
|
* for Tx-ing then this value will be set to 0 by FW.
|
|
* @reserved1: reserved
|
|
*/
|
|
struct iwl_mvm_ba_notif {
|
|
u8 sta_addr[ETH_ALEN];
|
|
__le16 reserved;
|
|
|
|
u8 sta_id;
|
|
u8 tid;
|
|
__le16 seq_ctl;
|
|
__le64 bitmap;
|
|
__le16 scd_flow;
|
|
__le16 scd_ssn;
|
|
u8 txed;
|
|
u8 txed_2_done;
|
|
u8 reduced_txp;
|
|
u8 reserved1;
|
|
} __packed;
|
|
|
|
/**
|
|
* struct iwl_mvm_compressed_ba_tfd - progress of a TFD queue
|
|
* @q_num: TFD queue number
|
|
* @tfd_index: Index of first un-acked frame in the TFD queue
|
|
* @scd_queue: For debug only - the physical queue the TFD queue is bound to
|
|
* @tid: TID of the queue (0-7)
|
|
* @reserved: reserved for alignment
|
|
*/
|
|
struct iwl_mvm_compressed_ba_tfd {
|
|
__le16 q_num;
|
|
__le16 tfd_index;
|
|
u8 scd_queue;
|
|
u8 tid;
|
|
u8 reserved[2];
|
|
} __packed; /* COMPRESSED_BA_TFD_API_S_VER_1 */
|
|
|
|
/**
|
|
* struct iwl_mvm_compressed_ba_ratid - progress of a RA TID queue
|
|
* @q_num: RA TID queue number
|
|
* @tid: TID of the queue
|
|
* @ssn: BA window current SSN
|
|
*/
|
|
struct iwl_mvm_compressed_ba_ratid {
|
|
u8 q_num;
|
|
u8 tid;
|
|
__le16 ssn;
|
|
} __packed; /* COMPRESSED_BA_RATID_API_S_VER_1 */
|
|
|
|
/*
|
|
* enum iwl_mvm_ba_resp_flags - TX aggregation status
|
|
* @IWL_MVM_BA_RESP_TX_AGG: generated due to BA
|
|
* @IWL_MVM_BA_RESP_TX_BAR: generated due to BA after BAR
|
|
* @IWL_MVM_BA_RESP_TX_AGG_FAIL: aggregation didn't receive BA
|
|
* @IWL_MVM_BA_RESP_TX_UNDERRUN: aggregation got underrun
|
|
* @IWL_MVM_BA_RESP_TX_BT_KILL: aggregation got BT-kill
|
|
* @IWL_MVM_BA_RESP_TX_DSP_TIMEOUT: aggregation didn't finish within the
|
|
* expected time
|
|
*/
|
|
enum iwl_mvm_ba_resp_flags {
|
|
IWL_MVM_BA_RESP_TX_AGG,
|
|
IWL_MVM_BA_RESP_TX_BAR,
|
|
IWL_MVM_BA_RESP_TX_AGG_FAIL,
|
|
IWL_MVM_BA_RESP_TX_UNDERRUN,
|
|
IWL_MVM_BA_RESP_TX_BT_KILL,
|
|
IWL_MVM_BA_RESP_TX_DSP_TIMEOUT
|
|
};
|
|
|
|
/**
|
|
* struct iwl_mvm_compressed_ba_notif - notifies about reception of BA
|
|
* ( BA_NOTIF = 0xc5 )
|
|
* @flags: status flag, see the &iwl_mvm_ba_resp_flags
|
|
* @sta_id: Index of recipient (BA-sending) station in fw's station table
|
|
* @reduced_txp: power reduced according to TPC. This is the actual value and
|
|
* not a copy from the LQ command. Thus, if not the first rate was used
|
|
* for Tx-ing then this value will be set to 0 by FW.
|
|
* @tlc_rate_info: TLC rate info, initial rate index, TLC table color
|
|
* @retry_cnt: retry count
|
|
* @query_byte_cnt: SCD query byte count
|
|
* @query_frame_cnt: SCD query frame count
|
|
* @txed: number of frames sent in the aggregation (all-TIDs)
|
|
* @done: number of frames that were Acked by the BA (all-TIDs)
|
|
* @reserved: reserved (for alignment)
|
|
* @wireless_time: Wireless-media time
|
|
* @tx_rate: the rate the aggregation was sent at
|
|
* @tfd_cnt: number of TFD-Q elements
|
|
* @ra_tid_cnt: number of RATID-Q elements
|
|
* @tfd: array of TFD queue status updates. See &iwl_mvm_compressed_ba_tfd
|
|
* for details. Length in @tfd_cnt.
|
|
* @ra_tid: array of RA-TID queue status updates. For debug purposes only. See
|
|
* &iwl_mvm_compressed_ba_ratid for more details. Length in @ra_tid_cnt.
|
|
*/
|
|
struct iwl_mvm_compressed_ba_notif {
|
|
__le32 flags;
|
|
u8 sta_id;
|
|
u8 reduced_txp;
|
|
u8 tlc_rate_info;
|
|
u8 retry_cnt;
|
|
__le32 query_byte_cnt;
|
|
__le16 query_frame_cnt;
|
|
__le16 txed;
|
|
__le16 done;
|
|
__le16 reserved;
|
|
__le32 wireless_time;
|
|
__le32 tx_rate;
|
|
__le16 tfd_cnt;
|
|
__le16 ra_tid_cnt;
|
|
union {
|
|
DECLARE_FLEX_ARRAY(struct iwl_mvm_compressed_ba_ratid, ra_tid);
|
|
DECLARE_FLEX_ARRAY(struct iwl_mvm_compressed_ba_tfd, tfd);
|
|
};
|
|
} __packed; /* COMPRESSED_BA_RES_API_S_VER_4,
|
|
COMPRESSED_BA_RES_API_S_VER_5 */
|
|
|
|
/**
|
|
* struct iwl_mac_beacon_cmd_v6 - beacon template command
|
|
* @tx: the tx commands associated with the beacon frame
|
|
* @template_id: currently equal to the mac context id of the coresponding
|
|
* mac.
|
|
* @tim_idx: the offset of the tim IE in the beacon
|
|
* @tim_size: the length of the tim IE
|
|
* @frame: the template of the beacon frame
|
|
*/
|
|
struct iwl_mac_beacon_cmd_v6 {
|
|
struct iwl_tx_cmd tx;
|
|
__le32 template_id;
|
|
__le32 tim_idx;
|
|
__le32 tim_size;
|
|
struct ieee80211_hdr frame[];
|
|
} __packed; /* BEACON_TEMPLATE_CMD_API_S_VER_6 */
|
|
|
|
/**
|
|
* struct iwl_mac_beacon_cmd_v7 - beacon template command with offloaded CSA
|
|
* @tx: the tx commands associated with the beacon frame
|
|
* @template_id: currently equal to the mac context id of the coresponding
|
|
* mac.
|
|
* @tim_idx: the offset of the tim IE in the beacon
|
|
* @tim_size: the length of the tim IE
|
|
* @ecsa_offset: offset to the ECSA IE if present
|
|
* @csa_offset: offset to the CSA IE if present
|
|
* @frame: the template of the beacon frame
|
|
*/
|
|
struct iwl_mac_beacon_cmd_v7 {
|
|
struct iwl_tx_cmd tx;
|
|
__le32 template_id;
|
|
__le32 tim_idx;
|
|
__le32 tim_size;
|
|
__le32 ecsa_offset;
|
|
__le32 csa_offset;
|
|
struct ieee80211_hdr frame[];
|
|
} __packed; /* BEACON_TEMPLATE_CMD_API_S_VER_7 */
|
|
|
|
/* Bit flags for BEACON_TEMPLATE_CMD_API until version 10 */
|
|
enum iwl_mac_beacon_flags_v1 {
|
|
IWL_MAC_BEACON_CCK_V1 = BIT(8),
|
|
IWL_MAC_BEACON_ANT_A_V1 = BIT(9),
|
|
IWL_MAC_BEACON_ANT_B_V1 = BIT(10),
|
|
IWL_MAC_BEACON_FILS_V1 = BIT(12),
|
|
};
|
|
|
|
/* Bit flags for BEACON_TEMPLATE_CMD_API version 11 and above */
|
|
enum iwl_mac_beacon_flags {
|
|
IWL_MAC_BEACON_CCK = BIT(5),
|
|
IWL_MAC_BEACON_ANT_A = BIT(6),
|
|
IWL_MAC_BEACON_ANT_B = BIT(7),
|
|
IWL_MAC_BEACON_FILS = BIT(8),
|
|
};
|
|
|
|
/**
|
|
* struct iwl_mac_beacon_cmd - beacon template command with offloaded CSA
|
|
* @byte_cnt: byte count of the beacon frame.
|
|
* @flags: least significant byte for rate code. The most significant byte
|
|
* is &enum iwl_mac_beacon_flags.
|
|
* @short_ssid: Short SSID
|
|
* @reserved: reserved
|
|
* @link_id: the firmware id of the link that will use this beacon
|
|
* @tim_idx: the offset of the tim IE in the beacon
|
|
* @tim_size: the length of the tim IE
|
|
* @ecsa_offset: offset to the ECSA IE if present
|
|
* @csa_offset: offset to the CSA IE if present
|
|
* @frame: the template of the beacon frame
|
|
*/
|
|
struct iwl_mac_beacon_cmd {
|
|
__le16 byte_cnt;
|
|
__le16 flags;
|
|
__le32 short_ssid;
|
|
__le32 reserved;
|
|
__le32 link_id;
|
|
__le32 tim_idx;
|
|
__le32 tim_size;
|
|
__le32 ecsa_offset;
|
|
__le32 csa_offset;
|
|
struct ieee80211_hdr frame[];
|
|
} __packed; /* BEACON_TEMPLATE_CMD_API_S_VER_10,
|
|
* BEACON_TEMPLATE_CMD_API_S_VER_11,
|
|
* BEACON_TEMPLATE_CMD_API_S_VER_12,
|
|
* BEACON_TEMPLATE_CMD_API_S_VER_13
|
|
*/
|
|
|
|
struct iwl_beacon_notif {
|
|
struct iwl_mvm_tx_resp beacon_notify_hdr;
|
|
__le64 tsf;
|
|
__le32 ibss_mgr_status;
|
|
} __packed;
|
|
|
|
/**
|
|
* struct iwl_extended_beacon_notif_v5 - notifies about beacon transmission
|
|
* @beacon_notify_hdr: tx response command associated with the beacon
|
|
* @tsf: last beacon tsf
|
|
* @ibss_mgr_status: whether IBSS is manager
|
|
* @gp2: last beacon time in gp2
|
|
*/
|
|
struct iwl_extended_beacon_notif_v5 {
|
|
struct iwl_mvm_tx_resp beacon_notify_hdr;
|
|
__le64 tsf;
|
|
__le32 ibss_mgr_status;
|
|
__le32 gp2;
|
|
} __packed; /* BEACON_NTFY_API_S_VER_5 */
|
|
|
|
/**
|
|
* struct iwl_extended_beacon_notif - notifies about beacon transmission
|
|
* @status: the status of the Tx response of the beacon
|
|
* @tsf: last beacon tsf
|
|
* @ibss_mgr_status: whether IBSS is manager
|
|
* @gp2: last beacon time in gp2
|
|
*/
|
|
struct iwl_extended_beacon_notif {
|
|
__le32 status;
|
|
__le64 tsf;
|
|
__le32 ibss_mgr_status;
|
|
__le32 gp2;
|
|
} __packed; /* BEACON_NTFY_API_S_VER_6_ */
|
|
|
|
/**
|
|
* enum iwl_dump_control - dump (flush) control flags
|
|
* @DUMP_TX_FIFO_FLUSH: Dump MSDUs until the the FIFO is empty
|
|
* and the TFD queues are empty.
|
|
*/
|
|
enum iwl_dump_control {
|
|
DUMP_TX_FIFO_FLUSH = BIT(1),
|
|
};
|
|
|
|
/**
|
|
* struct iwl_tx_path_flush_cmd -- queue/FIFO flush command
|
|
* @queues_ctl: bitmap of queues to flush
|
|
* @flush_ctl: control flags
|
|
* @reserved: reserved
|
|
*/
|
|
struct iwl_tx_path_flush_cmd_v1 {
|
|
__le32 queues_ctl;
|
|
__le16 flush_ctl;
|
|
__le16 reserved;
|
|
} __packed; /* TX_PATH_FLUSH_CMD_API_S_VER_1 */
|
|
|
|
/**
|
|
* struct iwl_tx_path_flush_cmd -- queue/FIFO flush command
|
|
* @sta_id: station ID to flush
|
|
* @tid_mask: TID mask to flush
|
|
* @reserved: reserved
|
|
*/
|
|
struct iwl_tx_path_flush_cmd {
|
|
__le32 sta_id;
|
|
__le16 tid_mask;
|
|
__le16 reserved;
|
|
} __packed; /* TX_PATH_FLUSH_CMD_API_S_VER_2 */
|
|
|
|
#define IWL_TX_FLUSH_QUEUE_RSP 16
|
|
|
|
/**
|
|
* struct iwl_flush_queue_info - virtual flush queue info
|
|
* @queue_num: virtual queue id
|
|
* @read_before_flush: read pointer before flush
|
|
* @read_after_flush: read pointer after flush
|
|
*/
|
|
struct iwl_flush_queue_info {
|
|
__le16 tid;
|
|
__le16 queue_num;
|
|
__le16 read_before_flush;
|
|
__le16 read_after_flush;
|
|
} __packed; /* TFDQ_FLUSH_INFO_API_S_VER_1 */
|
|
|
|
/**
|
|
* struct iwl_tx_path_flush_cmd_rsp -- queue/FIFO flush command response
|
|
* @num_flushed_queues: number of queues in queues array
|
|
* @queues: all flushed queues
|
|
*/
|
|
struct iwl_tx_path_flush_cmd_rsp {
|
|
__le16 sta_id;
|
|
__le16 num_flushed_queues;
|
|
struct iwl_flush_queue_info queues[IWL_TX_FLUSH_QUEUE_RSP];
|
|
} __packed; /* TX_PATH_FLUSH_CMD_RSP_API_S_VER_1 */
|
|
|
|
/* Available options for the SCD_QUEUE_CFG HCMD */
|
|
enum iwl_scd_cfg_actions {
|
|
SCD_CFG_DISABLE_QUEUE = 0x0,
|
|
SCD_CFG_ENABLE_QUEUE = 0x1,
|
|
SCD_CFG_UPDATE_QUEUE_TID = 0x2,
|
|
};
|
|
|
|
/**
|
|
* struct iwl_scd_txq_cfg_cmd - New txq hw scheduler config command
|
|
* @token: unused
|
|
* @sta_id: station id
|
|
* @tid: TID
|
|
* @scd_queue: scheduler queue to confiug
|
|
* @action: 1 queue enable, 0 queue disable, 2 change txq's tid owner
|
|
* Value is one of &enum iwl_scd_cfg_actions options
|
|
* @aggregate: 1 aggregated queue, 0 otherwise
|
|
* @tx_fifo: &enum iwl_mvm_tx_fifo
|
|
* @window: BA window size
|
|
* @ssn: SSN for the BA agreement
|
|
* @reserved: reserved
|
|
*/
|
|
struct iwl_scd_txq_cfg_cmd {
|
|
u8 token;
|
|
u8 sta_id;
|
|
u8 tid;
|
|
u8 scd_queue;
|
|
u8 action;
|
|
u8 aggregate;
|
|
u8 tx_fifo;
|
|
u8 window;
|
|
__le16 ssn;
|
|
__le16 reserved;
|
|
} __packed; /* SCD_QUEUE_CFG_CMD_API_S_VER_1 */
|
|
|
|
/**
|
|
* struct iwl_scd_txq_cfg_rsp
|
|
* @token: taken from the command
|
|
* @sta_id: station id from the command
|
|
* @tid: tid from the command
|
|
* @scd_queue: scd_queue from the command
|
|
*/
|
|
struct iwl_scd_txq_cfg_rsp {
|
|
u8 token;
|
|
u8 sta_id;
|
|
u8 tid;
|
|
u8 scd_queue;
|
|
} __packed; /* SCD_QUEUE_CFG_RSP_API_S_VER_1 */
|
|
|
|
#endif /* __iwl_fw_api_tx_h__ */
|