/* SPDX-License-Identifier: GPL-2.0+ */
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/*
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* Copyright (c) 1996, 2003 VIA Networking Technologies, Inc.
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* All rights reserved.
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*
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* File: rxtx.h
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*
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* Purpose:
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*
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* Author: Jerry Chen
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*
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* Date: Jun. 27, 2002
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*
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*/
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#ifndef __RXTX_H__
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#define __RXTX_H__
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#include "device.h"
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#include "wcmd.h"
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#include "baseband.h"
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#define DEFAULT_MGN_LIFETIME_RES_64us 125 /* 64us */
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#define DEFAULT_MSDU_LIFETIME_RES_64us 8000
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/* Length, Service, and Signal fields of Phy for Tx */
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struct vnt_phy_field {
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u8 signal;
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u8 service;
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__le16 len;
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} __packed;
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/* MIC HDR data header */
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struct vnt_mic_hdr {
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u8 id;
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u8 tx_priority;
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u8 mic_addr2[6];
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u8 ccmp_pn[IEEE80211_CCMP_PN_LEN];
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__be16 payload_len;
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__be16 hlen;
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__le16 frame_control;
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u8 addr1[6];
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u8 addr2[6];
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u8 addr3[6];
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__le16 seq_ctrl;
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u8 addr4[6];
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u16 packing; /* packing to 48 bytes */
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} __packed;
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/* RsvTime buffer header */
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struct vnt_rrv_time_rts {
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__le16 rts_rrv_time_ba;
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__le16 rts_rrv_time_aa;
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__le16 rts_rrv_time_bb;
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u16 wReserved;
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__le16 rrv_time_b;
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__le16 rrv_time_a;
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} __packed;
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struct vnt_rrv_time_cts {
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__le16 cts_rrv_time_ba;
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u16 wReserved;
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__le16 rrv_time_b;
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__le16 rrv_time_a;
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} __packed;
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struct vnt_rrv_time_ab {
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__le16 rts_rrv_time;
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__le16 rrv_time;
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} __packed;
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/* TX data header */
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struct vnt_tx_datahead_g {
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struct vnt_phy_field b;
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struct vnt_phy_field a;
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__le16 duration_b;
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__le16 duration_a;
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__le16 time_stamp_off_b;
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__le16 time_stamp_off_a;
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} __packed;
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struct vnt_tx_datahead_ab {
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struct vnt_phy_field ab;
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__le16 duration;
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__le16 time_stamp_off;
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} __packed;
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/* RTS buffer header */
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struct vnt_rts_g {
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struct vnt_phy_field b;
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struct vnt_phy_field a;
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__le16 duration_ba;
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__le16 duration_aa;
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__le16 duration_bb;
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u16 wReserved;
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struct ieee80211_rts data;
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struct vnt_tx_datahead_g data_head;
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} __packed;
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struct vnt_rts_ab {
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struct vnt_phy_field ab;
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__le16 duration;
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u16 wReserved;
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struct ieee80211_rts data;
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struct vnt_tx_datahead_ab data_head;
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} __packed;
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/* CTS buffer header */
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struct vnt_cts {
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struct vnt_phy_field b;
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__le16 duration_ba;
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u16 wReserved;
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struct ieee80211_cts data;
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u16 reserved2;
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struct vnt_tx_datahead_g data_head;
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} __packed;
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union vnt_tx_data_head {
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/* rts g */
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struct vnt_rts_g rts_g;
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/* rts a/b */
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struct vnt_rts_ab rts_ab;
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/* cts g */
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struct vnt_cts cts_g;
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/* no rts/cts */
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struct vnt_tx_datahead_ab data_head_ab;
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};
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struct vnt_tx_mic_hdr {
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struct vnt_mic_hdr hdr;
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union vnt_tx_data_head head;
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} __packed;
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union vnt_tx {
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struct vnt_tx_mic_hdr mic;
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union vnt_tx_data_head head;
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};
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union vnt_tx_head {
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struct {
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struct vnt_rrv_time_rts rts;
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union vnt_tx tx;
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} __packed tx_rts;
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struct {
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struct vnt_rrv_time_cts cts;
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union vnt_tx tx;
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} __packed tx_cts;
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struct {
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struct vnt_rrv_time_ab ab;
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union vnt_tx tx;
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} __packed tx_ab;
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};
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struct vnt_tx_fifo_head {
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u8 tx_key[WLAN_KEY_LEN_CCMP];
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__le16 fifo_ctl;
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__le16 time_stamp;
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__le16 frag_ctl;
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__le16 current_rate;
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} __packed;
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struct vnt_tx_buffer {
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struct vnt_tx_fifo_head fifo_head;
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union vnt_tx_head tx_head;
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} __packed;
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struct vnt_tx_short_buf_head {
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__le16 fifo_ctl;
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u16 time_stamp;
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struct vnt_phy_field ab;
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__le16 duration;
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__le16 time_stamp_off;
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} __packed;
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int vnt_tx_packet(struct vnt_private *priv, struct sk_buff *skb);
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int vnt_beacon_make(struct vnt_private *priv, struct ieee80211_vif *vif);
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int vnt_beacon_enable(struct vnt_private *priv, struct ieee80211_vif *vif,
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struct ieee80211_bss_conf *conf);
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#endif /* __RXTX_H__ */
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