rc80211_minstrel_ht.c File Reference

#include <linux/netdevice.h>
#include <linux/types.h>
#include <linux/skbuff.h>
#include <linux/debugfs.h>
#include <linux/random.h>
#include <linux/ieee80211.h>
#include <net/mac80211.h>
#include "rate.h"
#include "rc80211_minstrel.h"
#include "rc80211_minstrel_ht.h"

Go to the source code of this file.

Macros
#define	AVG_PKT_SIZE   1200
#define	SAMPLE_COLUMNS   10
#define	EWMA_LEVEL   75
#define	MCS_NBITS   (AVG_PKT_SIZE << 3)
#define	MCS_NSYMS(bps)   ((MCS_NBITS + (bps) - 1) / (bps))
#define	MCS_SYMBOL_TIME(sgi, syms)
#define	MCS_DURATION(streams, sgi, bps)   MCS_SYMBOL_TIME(sgi, MCS_NSYMS((streams) * (bps)))
#define	GROUP_IDX(_streams, _sgi, _ht40)
#define	MCS_GROUP(_streams, _sgi, _ht40)

Functions
int __init	rc80211_minstrel_ht_init (void)
void	rc80211_minstrel_ht_exit (void)

Variables
struct mcs_group	minstrel_mcs_groups []

Macro Definition Documentation

#define AVG_PKT_SIZE   1200

Definition at line 19 of file rc80211_minstrel_ht.c.

#define EWMA_LEVEL   75

Definition at line 21 of file rc80211_minstrel_ht.c.

#define GROUP_IDX	(		_streams,
			_sgi,
			_ht40
	)

Value:

MINSTREL_MAX_STREAMS * 2 * _ht40 +  \
    MINSTREL_MAX_STREAMS * _sgi +       \
    _streams - 1

Definition at line 42 of file rc80211_minstrel_ht.c.

#define MCS_DURATION	(		streams,
			sgi,
			bps
	)		MCS_SYMBOL_TIME(sgi, MCS_NSYMS((streams) * (bps)))

Definition at line 37 of file rc80211_minstrel_ht.c.

#define MCS_GROUP	(		_streams,
			_sgi,
			_ht40
	)

Value:

[GROUP_IDX(_streams, _sgi, _ht40)] = {              \
    .streams = _streams,                        \
    .flags =                            \
        (_sgi ? IEEE80211_TX_RC_SHORT_GI : 0) |         \
        (_ht40 ? IEEE80211_TX_RC_40_MHZ_WIDTH : 0),     \
    .duration = {                           \
        MCS_DURATION(_streams, _sgi, _ht40 ? 54 : 26),      \
        MCS_DURATION(_streams, _sgi, _ht40 ? 108 : 52),     \
        MCS_DURATION(_streams, _sgi, _ht40 ? 162 : 78),     \
        MCS_DURATION(_streams, _sgi, _ht40 ? 216 : 104),    \
        MCS_DURATION(_streams, _sgi, _ht40 ? 324 : 156),    \
        MCS_DURATION(_streams, _sgi, _ht40 ? 432 : 208),    \
        MCS_DURATION(_streams, _sgi, _ht40 ? 486 : 234),    \
        MCS_DURATION(_streams, _sgi, _ht40 ? 540 : 260)     \
    }                               \
}

Definition at line 48 of file rc80211_minstrel_ht.c.

#define MCS_NBITS   (AVG_PKT_SIZE << 3)

Definition at line 24 of file rc80211_minstrel_ht.c.

#define MCS_NSYMS

(

bps

)

((MCS_NBITS + (bps) - 1) / (bps))

Definition at line 27 of file rc80211_minstrel_ht.c.

#define MCS_SYMBOL_TIME	(		sgi,
			syms
	)

Value:

(sgi ?                              \
      ((syms) * 18 + 4) / 5 :   /* syms * 3.6 us */     \
      (syms) << 2           /* syms * 4 us */       \
    )

Definition at line 30 of file rc80211_minstrel_ht.c.

#define SAMPLE_COLUMNS   10

Definition at line 20 of file rc80211_minstrel_ht.c.

Function Documentation

void rc80211_minstrel_ht_exit

(

void

)

Definition at line 904 of file rc80211_minstrel_ht.c.

int __init rc80211_minstrel_ht_init

(

void

)

Definition at line 897 of file rc80211_minstrel_ht.c.

Variable Documentation

struct mcs_group minstrel_mcs_groups[]

Initial value:

= {
    MCS_GROUP(1, 0, 0),
    MCS_GROUP(2, 0, 0),

    MCS_GROUP(3, 0, 0),


    MCS_GROUP(1, 1, 0),
    MCS_GROUP(2, 1, 0),

    MCS_GROUP(3, 1, 0),


    MCS_GROUP(1, 0, 1),
    MCS_GROUP(2, 0, 1),

    MCS_GROUP(3, 0, 1),


    MCS_GROUP(1, 1, 1),
    MCS_GROUP(2, 1, 1),

    MCS_GROUP(3, 1, 1),

}

Definition at line 74 of file rc80211_minstrel_ht.c.