SmartAudio/lichee/linux-4.9/drivers/net/wireless/xr829/wlan/itp.h

151 lines
3.2 KiB
C
Executable File

/*
* ITP interfaces for XRadio drivers
*
* Copyright (c) 2013
* Xradio Technology Co., Ltd. <www.xradiotech.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#ifndef XRADIO_ITP_H_INCLUDED
#define XRADIO_ITP_H_INCLUDED
struct wsm_tx_confirm;
struct dentry;
#ifdef CONFIG_XRADIO_ITP
/*extern*/ struct ieee80211_channel;
#define TEST_MODE_NO_TEST (0)
#define TEST_MODE_RX_TEST (1)
#define TEST_MODE_TX_TEST (2)
#define ITP_DEFAULT_DA_ADDR {0xff, 0xff, 0xff, 0xff, 0xff, 0xff}
#define ITP_MIN_DATA_SIZE 6
#define ITP_MAX_DATA_SIZE 1600
#define ITP_TIME_THRES_US 10000
#define ITP_US_TO_MS(x) ((x)/1000)
#define ITP_MS_TO_US(x) ((x)*1000)
#if ((ITP_US_TO_MS(ITP_TIME_THRES_US))*HZ/1000) < 1
#warning not able to achieve non-busywaiting ITP_TIME_THRES_US\
precision with current HZ value !
#endif
#define ITP_BUF_SIZE 255
enum xradio_itp_data_modes {
ITP_DATA_ZEROS,
ITP_DATA_ONES,
ITP_DATA_ZERONES,
ITP_DATA_RANDOM,
ITP_DATA_MAX_MODE,
};
enum xradio_itp_version_type {
ITP_CHIP_ID,
ITP_FW_VER,
};
enum xradio_itp_preamble_type {
ITP_PREAMBLE_LONG,
ITP_PREAMBLE_SHORT,
ITP_PREAMBLE_OFDM,
ITP_PREAMBLE_MIXED,
ITP_PREAMBLE_GREENFIELD,
ITP_PREAMBLE_MAX,
};
struct xradio_itp {
struct xradio_common *priv;
atomic_t open_count;
atomic_t awaiting_confirm;
struct sk_buff_head log_queue;
wait_queue_head_t read_wait;
wait_queue_head_t write_wait;
wait_queue_head_t close_wait;
struct ieee80211_channel *saved_channel;
atomic_t stop_tx;
struct delayed_work tx_work;
struct delayed_work tx_finish;
spinlock_t tx_lock;
struct timespec last_sent;
atomic_t test_mode;
int rx_cnt;
long rx_rssi;
int rx_rssi_max;
int rx_rssi_min;
unsigned band;
unsigned ch;
unsigned rate;
unsigned preamble;
unsigned int number;
unsigned data_mode;
int interval_us;
int power;
u8 *data;
int hdr_len;
int data_len;
int id;
};
int xradio_itp_init(struct xradio_common *priv);
void xradio_itp_release(struct xradio_common *priv);
bool xradio_is_itp(struct xradio_common *priv);
bool xradio_itp_rxed(struct xradio_common *priv, struct sk_buff *skb);
void xradio_itp_wake_up_tx(struct xradio_common *priv);
int xradio_itp_get_tx(struct xradio_common *priv, u8 **data,
size_t *tx_len, int *burst);
bool xradio_itp_tx_running(struct xradio_common *priv);
#else /* CONFIG_XRADIO_ITP */
static inline int
xradio_itp_init(struct xradio_common *priv)
{
return 0;
}
static inline void xradio_itp_release(struct xradio_common *priv)
{
}
static inline bool xradio_is_itp(struct xradio_common *priv)
{
return false;
}
static inline bool xradio_itp_rxed(struct xradio_common *priv,
struct sk_buff *skb)
{
return false;
}
static inline void xradio_itp_consume_txed(struct xradio_common *priv)
{
}
static inline void xradio_itp_wake_up_tx(struct xradio_common *priv)
{
}
static inline int xradio_itp_get_tx(struct xradio_common *priv, u8 **data,
size_t *tx_len, int *burst)
{
return 0;
}
static inline bool xradio_itp_tx_running(struct xradio_common *priv)
{
return false;
}
#endif /* CONFIG_XRADIO_ITP */
#endif /* XRADIO_ITP_H_INCLUDED */