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/* SPDX-License-Identifier: GPL-2.0+ */
/*
* Copyright (c) 1996, 2003 VIA Networking Technologies, Inc.
* All rights reserved.
*
* File: rxtx.h
*
* Purpose:
*
* Author: Jerry Chen
*
* Date: Jun. 27, 2002
*
*/
#ifndef __RXTX_H__
#define __RXTX_H__
#include "device.h"
#include "wcmd.h"
#include "baseband.h"
#define DEFAULT_MGN_LIFETIME_RES_64us 125 /* 64us */
#define DEFAULT_MSDU_LIFETIME_RES_64us 8000
/* Length, Service, and Signal fields of Phy for Tx */
struct vnt_phy_field {
u8 signal;
u8 service;
__le16 len;
} __packed;
/* MIC HDR data header */
struct vnt_mic_hdr {
u8 id;
u8 tx_priority;
u8 mic_addr2[6];
u8 ccmp_pn[IEEE80211_CCMP_PN_LEN];
__be16 payload_len;
__be16 hlen;
__le16 frame_control;
u8 addr1[6];
u8 addr2[6];
u8 addr3[6];
__le16 seq_ctrl;
u8 addr4[6];
u16 packing; /* packing to 48 bytes */
} __packed;
/* RsvTime buffer header */
struct vnt_rrv_time_rts {
__le16 rts_rrv_time_ba;
__le16 rts_rrv_time_aa;
__le16 rts_rrv_time_bb;
u16 wReserved;
__le16 rrv_time_b;
__le16 rrv_time_a;
} __packed;
struct vnt_rrv_time_cts {
__le16 cts_rrv_time_ba;
u16 wReserved;
__le16 rrv_time_b;
__le16 rrv_time_a;
} __packed;
struct vnt_rrv_time_ab {
__le16 rts_rrv_time;
__le16 rrv_time;
} __packed;
/* TX data header */
struct vnt_tx_datahead_g {
struct vnt_phy_field b;
struct vnt_phy_field a;
__le16 duration_b;
__le16 duration_a;
__le16 time_stamp_off_b;
__le16 time_stamp_off_a;
} __packed;
struct vnt_tx_datahead_ab {
struct vnt_phy_field ab;
__le16 duration;
__le16 time_stamp_off;
} __packed;
/* RTS buffer header */
struct vnt_rts_g {
struct vnt_phy_field b;
struct vnt_phy_field a;
__le16 duration_ba;
__le16 duration_aa;
__le16 duration_bb;
u16 wReserved;
struct ieee80211_rts data;
struct vnt_tx_datahead_g data_head;
} __packed __aligned(2);
struct vnt_rts_ab {
struct vnt_phy_field ab;
__le16 duration;
u16 wReserved;
struct ieee80211_rts data;
struct vnt_tx_datahead_ab data_head;
} __packed __aligned(2);
/* CTS buffer header */
struct vnt_cts {
struct vnt_phy_field b;
__le16 duration_ba;
u16 wReserved;
struct ieee80211_cts data;
u16 reserved2;
struct vnt_tx_datahead_g data_head;
} __packed __aligned(2);
union vnt_tx_data_head {
/* rts g */
struct vnt_rts_g rts_g;
/* rts a/b */
struct vnt_rts_ab rts_ab;
/* cts g */
struct vnt_cts cts_g;
/* no rts/cts */
struct vnt_tx_datahead_ab data_head_ab;
};
struct vnt_tx_mic_hdr {
struct vnt_mic_hdr hdr;
union vnt_tx_data_head head;
} __packed;
union vnt_tx {
struct vnt_tx_mic_hdr mic;
union vnt_tx_data_head head;
};
union vnt_tx_head {
struct {
struct vnt_rrv_time_rts rts;
union vnt_tx tx;
} __packed tx_rts;
struct {
struct vnt_rrv_time_cts cts;
union vnt_tx tx;
} __packed tx_cts;
struct {
struct vnt_rrv_time_ab ab;
union vnt_tx tx;
} __packed tx_ab;
};
struct vnt_tx_fifo_head {
u8 tx_key[WLAN_KEY_LEN_CCMP];
__le16 fifo_ctl;
__le16 time_stamp;
__le16 frag_ctl;
__le16 current_rate;
} __packed;
struct vnt_tx_buffer {
struct vnt_tx_fifo_head fifo_head;
union vnt_tx_head tx_head;
} __packed;
struct vnt_tx_short_buf_head {
__le16 fifo_ctl;
u16 time_stamp;
struct vnt_phy_field ab;
__le16 duration;
__le16 time_stamp_off;
} __packed;
int vnt_tx_packet(struct vnt_private *priv, struct sk_buff *skb);
int vnt_beacon_make(struct vnt_private *priv, struct ieee80211_vif *vif);
int vnt_beacon_enable(struct vnt_private *priv, struct ieee80211_vif *vif,
struct ieee80211_bss_conf *conf);
#endif /* __RXTX_H__ */
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