[B.A.T.M.A.N.] [RFCv2 0/6] Export the expected throughput

Antonio Quartulli
2014-03-30T20:34:58Z

The "Expected throughput" towards a generic wireless peer is
a value that can be used by other kernel components to
achieve different goals.
In particular we have 802.11s and batman-adv which will
iuse this estimation to compute their throughput based
metric. Therefore with this patchset I wanted to export
this result and make it available for future use.

Changes included in this patchset:
- add the new get_expected_throughput() RC API
- export the result of such API via cfg80211::get_station()
- implement the get_expected_throughput() RC API for minstrel(_ht)

For what concerns Minstrel_HT I decided to directly re-use the
throughput value computed by the algorithm itself with
minstrel_ht_calc_tp() for max_tp_rate.

For the legacy Minstrel instead I computed the expected
throughput as the product of the max_tp bitrate multplied
by its probability of success.

I am not entirely sure about passing sband as third parameter
to get_expected_throughput()..maybe somebody can suggest a
better solution.

Cheers,

Antonio Quartulli (6):
cfg80211: export expected throughput through get_station()
mac80211: add new RC API to retrieve expected throughput
mac80211: export expected throughput in set_sta_info()
mac80211: minstrel - implement get_expected_throughput() API
mac80211: minstrel_ht - implement get_expected_throughput() API
cfg80211: implement cfg80211_get_station cfg80211 API

include/net/cfg80211.h | 74 +++++++++++++++++++++++---------------
include/net/mac80211.h | 3 ++
net/mac80211/cfg.c | 17 +++++++++
net/mac80211/rc80211_minstrel.c | 15 ++++++++
net/mac80211/rc80211_minstrel_ht.c | 19 ++++++++++
net/wireless/util.c | 18 ++++++++++
6 files changed, 118 insertions(+), 28 deletions(-)

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1.8.3.2