On Wed, Jun 3, 2015 at 12:07 AM, Chaitanya T K <chaitanya.mgit@xxxxxxxxx> wrote: > From: Chaitanya Tata <chaitanya.mgit@xxxxxxxxx> > > In case of Dynamic SMPS enable RTS/CTS for all rates. > In case of Static SMPS mark the Nss > 1 rates as not supported. > > Signed-off-by: Chaitanya T K <chaitanya.mgit@xxxxxxxxx> > --- > V2: Fix the Indent and Sign off missing. > --- > net/mac80211/rc80211_minstrel_ht.c | 13 ++++++++++--- > 1 file changed, 10 insertions(+), 3 deletions(-) > > diff --git a/net/mac80211/rc80211_minstrel_ht.c b/net/mac80211/rc80211_minstrel_ht.c > index 7430a1d..0889c22 100644 > --- a/net/mac80211/rc80211_minstrel_ht.c > +++ b/net/mac80211/rc80211_minstrel_ht.c > @@ -1176,9 +1176,16 @@ minstrel_ht_update_caps(void *priv, struct ieee80211_supported_band *sband, > > nss = minstrel_mcs_groups[i].streams; > > - /* Mark MCS > 7 as unsupported if STA is in static SMPS mode */ > - if (sta->smps_mode == IEEE80211_SMPS_STATIC && nss > 1) > - continue; > + /* Handle STA's SMPS State, if Nss > 1. > + * a. Use RTS_CTS, if STA is in Dynamic SMPS Mode > + * b. Mark Nss > 1 as unsupported, if STA is in static SMPS mode > + */ > + if (nss > 1) { > + if (sta->smps_mode == IEEE80211_SMPS_DYNAMIC) > + gflags |= IEEE80211_TX_RC_USE_RTS_CTS; Just noticed that the minstrel_mcs_groups is a const struct, so this wont work. So may be we can move this check to set_rate we can populate rate_table and also have access to "sta" info? > + else if (sta->smps_mode == IEEE80211_SMPS_STATIC) > + continue; > + } > > /* HT rate */ > if (gflags & IEEE80211_TX_RC_MCS) { > -- > 1.9.1 > -- Thanks, Regards, Chaitanya T K. -- To unsubscribe from this list: send the line "unsubscribe linux-wireless" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html