On 2014-09-29 02:38, Karl Beldan wrote: > From: Karl Beldan <karl.bel...@rivierawaves.com> > > When the new CONFIG_MAC80211_RC_MINSTREL_VHT is not set, there is no > behavioral change including in sampling and MCS_GROUP_RATES remains 8. > When it is, MCS_GROUP_RATES is 10 and we restrict to VHT rates for stats > readability (though it is possible to use both HT and VHT (unset > vht_only)). > --- > net/mac80211/Kconfig | 7 + > net/mac80211/rc80211_minstrel_ht.c | 263 > +++++++++++++++++++++++------ > net/mac80211/rc80211_minstrel_ht.h | 33 +++- > net/mac80211/rc80211_minstrel_ht_debugfs.c | 30 ++-- > 4 files changed, 261 insertions(+), 72 deletions(-) > > diff --git a/net/mac80211/Kconfig b/net/mac80211/Kconfig > index aeb6a48..39095a9 100644 > --- a/net/mac80211/Kconfig > +++ b/net/mac80211/Kconfig > @@ -33,6 +33,13 @@ config MAC80211_RC_MINSTREL_HT > ---help--- > This option enables the 'minstrel_ht' TX rate control algorithm > > +config MAC80211_RC_MINSTREL_VHT > + bool "Minstrel 802.11vht support" if EXPERT This should be VHT or 802.11ac instead of 802.11vht
> + depends on MAC80211_RC_MINSTREL_HT > + default n > + ---help--- > + This option enables vht in the 'minstrel_ht' TX rate control algorithm > + > choice > prompt "Default rate control algorithm" > depends on MAC80211_HAS_RC > diff --git a/net/mac80211/rc80211_minstrel_ht.h > b/net/mac80211/rc80211_minstrel_ht.h > index 01570e0..7856062 100644 > --- a/net/mac80211/rc80211_minstrel_ht.h > +++ b/net/mac80211/rc80211_minstrel_ht.h > @@ -13,10 +13,33 @@ > * The number of streams can be changed to 2 to reduce code > * size and memory footprint. > */ > -#define MINSTREL_MAX_STREAMS 3 > -#define MINSTREL_STREAM_GROUPS 4 > +#ifdef CONFIG_MAC80211_RC_MINSTREL_VHT > +#define MINSTREL_VHT_MAX_STREAMS 2 > +#else > +#define MINSTREL_VHT_MAX_STREAMS 0 > +#endif > +#define MINSTREL_VHT_STREAM_GROUPS 6 /* BW(=3) * SGI(=2) */ > + > +#define MINSTREL_HT_MAX_STREAMS 3 > +#define MINSTREL_HT_STREAM_GROUPS 4 /* BW(=2) * SGI(=2) */ I think we should get rid of MINSTREL_*_MAX_STREAMS instead of expanding its use to VHT. - Felix -- To unsubscribe from this list: send the line "unsubscribe linux-wireless" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
