linux/drivers/net/wireless/ath/wcn36xx/txrx.c

/*
 * Copyright (c) 2013 Eugene Krasnikov <[email protected]>
 *
 * Permission to use, copy, modify, and/or distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice appear in all copies.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
 * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
 * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
 * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 */

#define pr_fmt(fmt) …

#include <linux/random.h>
#include "txrx.h"

static inline int get_rssi0(struct wcn36xx_rx_bd *bd)
{ … }

static inline int get_snr(struct wcn36xx_rx_bd *bd)
{ … }

struct wcn36xx_rate { … };

/* Buffer descriptor rx_ch field is limited to 5-bit (4+1), a mapping is used
 * for 11A Channels.
 */
static const u8 ab_rx_ch_map[] = …;

static const struct wcn36xx_rate wcn36xx_rate_table[] = …;

static struct sk_buff *wcn36xx_unchain_msdu(struct sk_buff_head *amsdu)
{ … }

static void __skb_queue_purge_irq(struct sk_buff_head *list)
{ … }

static void wcn36xx_update_survey(struct wcn36xx *wcn, int rssi, int snr,
				  int band, int freq)
{ … }

int wcn36xx_rx_skb(struct wcn36xx *wcn, struct sk_buff *skb)
{ … }

static void wcn36xx_set_tx_pdu(struct wcn36xx_tx_bd *bd,
			       u32 mpdu_header_len,
			       u32 len,
			       u16 tid)
{ … }

static inline struct wcn36xx_vif *get_vif_by_addr(struct wcn36xx *wcn,
						  u8 *addr)
{ … }

static void wcn36xx_tx_start_ampdu(struct wcn36xx *wcn,
				   struct wcn36xx_sta *sta_priv,
				   struct sk_buff *skb)
{ … }

static void wcn36xx_set_tx_data(struct wcn36xx_tx_bd *bd,
				struct wcn36xx *wcn,
				struct wcn36xx_vif **vif_priv,
				struct wcn36xx_sta *sta_priv,
				struct sk_buff *skb,
				bool bcast)
{ … }

static void wcn36xx_set_tx_mgmt(struct wcn36xx_tx_bd *bd,
				struct wcn36xx *wcn,
				struct wcn36xx_vif **vif_priv,
				struct sk_buff *skb,
				bool bcast)
{ … }

int wcn36xx_start_tx(struct wcn36xx *wcn,
		     struct wcn36xx_sta *sta_priv,
		     struct sk_buff *skb)
{ … }

void wcn36xx_process_tx_rate(struct ani_global_class_a_stats_info *stats, struct rate_info *info)
{ … }