diff options
Diffstat (limited to 'net')
| -rw-r--r-- | net/mac80211/cfg.c | 13 | ||||
| -rw-r--r-- | net/mac80211/ieee80211_i.h | 2 | ||||
| -rw-r--r-- | net/mac80211/rate.c | 9 | ||||
| -rw-r--r-- | net/mac80211/tx.c | 10 |
4 files changed, 26 insertions, 8 deletions
diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c index fdd95bd751a1..72ab1c0e3ca7 100644 --- a/net/mac80211/cfg.c +++ b/net/mac80211/cfg.c @@ -2417,9 +2417,22 @@ static int ieee80211_set_bitrate_mask(struct wiphy *wiphy, } for (i = 0; i < IEEE80211_NUM_BANDS; i++) { + struct ieee80211_supported_band *sband = wiphy->bands[i]; + int j; + sdata->rc_rateidx_mask[i] = mask->control[i].legacy; memcpy(sdata->rc_rateidx_mcs_mask[i], mask->control[i].mcs, sizeof(mask->control[i].mcs)); + + sdata->rc_has_mcs_mask[i] = false; + if (!sband) + continue; + + for (j = 0; j < IEEE80211_HT_MCS_MASK_LEN; j++) + if (~sdata->rc_rateidx_mcs_mask[i][j]) { + sdata->rc_has_mcs_mask[i] = true; + break; + } } return 0; diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h index f4a65a340a52..21c1720eee00 100644 --- a/net/mac80211/ieee80211_i.h +++ b/net/mac80211/ieee80211_i.h @@ -739,6 +739,8 @@ struct ieee80211_sub_if_data { /* bitmap of allowed (non-MCS) rate indexes for rate control */ u32 rc_rateidx_mask[IEEE80211_NUM_BANDS]; + + bool rc_has_mcs_mask[IEEE80211_NUM_BANDS]; u8 rc_rateidx_mcs_mask[IEEE80211_NUM_BANDS][IEEE80211_HT_MCS_MASK_LEN]; union { diff --git a/net/mac80211/rate.c b/net/mac80211/rate.c index dd88381c53b7..5d545dd2d050 100644 --- a/net/mac80211/rate.c +++ b/net/mac80211/rate.c @@ -460,9 +460,12 @@ void rate_control_get_rate(struct ieee80211_sub_if_data *sdata, * the common case. */ mask = sdata->rc_rateidx_mask[info->band]; - memcpy(mcs_mask, sdata->rc_rateidx_mcs_mask[info->band], - sizeof(mcs_mask)); - if (mask != (1 << txrc->sband->n_bitrates) - 1) { + if (mask != (1 << txrc->sband->n_bitrates) - 1 || txrc->rate_idx_mcs_mask) { + if (txrc->rate_idx_mcs_mask) + memcpy(mcs_mask, txrc->rate_idx_mcs_mask, sizeof(mcs_mask)); + else + memset(mcs_mask, 0xff, sizeof(mcs_mask)); + if (sta) { /* Filter out rates that the STA does not support */ mask &= sta->sta.supp_rates[info->band]; diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c index bb82c873f774..15c1b286e280 100644 --- a/net/mac80211/tx.c +++ b/net/mac80211/tx.c @@ -642,9 +642,11 @@ ieee80211_tx_h_rate_ctrl(struct ieee80211_tx_data *tx) txrc.max_rate_idx = -1; else txrc.max_rate_idx = fls(txrc.rate_idx_mask) - 1; - memcpy(txrc.rate_idx_mcs_mask, - tx->sdata->rc_rateidx_mcs_mask[info->band], - sizeof(txrc.rate_idx_mcs_mask)); + + if (tx->sdata->rc_has_mcs_mask[info->band]) + txrc.rate_idx_mcs_mask = + tx->sdata->rc_rateidx_mcs_mask[info->band]; + txrc.bss = (tx->sdata->vif.type == NL80211_IFTYPE_AP || tx->sdata->vif.type == NL80211_IFTYPE_MESH_POINT || tx->sdata->vif.type == NL80211_IFTYPE_ADHOC); @@ -2508,8 +2510,6 @@ struct sk_buff *ieee80211_beacon_get_tim(struct ieee80211_hw *hw, txrc.max_rate_idx = -1; else txrc.max_rate_idx = fls(txrc.rate_idx_mask) - 1; - memcpy(txrc.rate_idx_mcs_mask, sdata->rc_rateidx_mcs_mask[band], - sizeof(txrc.rate_idx_mcs_mask)); txrc.bss = true; rate_control_get_rate(sdata, NULL, &txrc); |