diff options
Diffstat (limited to 'package/kernel/mac80211/patches/subsys/303-mac80211-minstrel-Enable-STBC-and-LDPC-for-VHT-Rates.patch')
| -rw-r--r-- | package/kernel/mac80211/patches/subsys/303-mac80211-minstrel-Enable-STBC-and-LDPC-for-VHT-Rates.patch | 82 |
1 files changed, 0 insertions, 82 deletions
diff --git a/package/kernel/mac80211/patches/subsys/303-mac80211-minstrel-Enable-STBC-and-LDPC-for-VHT-Rates.patch b/package/kernel/mac80211/patches/subsys/303-mac80211-minstrel-Enable-STBC-and-LDPC-for-VHT-Rates.patch deleted file mode 100644 index 661fb46ea4..0000000000 --- a/package/kernel/mac80211/patches/subsys/303-mac80211-minstrel-Enable-STBC-and-LDPC-for-VHT-Rates.patch +++ /dev/null @@ -1,82 +0,0 @@ -From: Chaitanya T K <chaitanya.mgit@gmail.com> -Date: Mon, 27 Jun 2016 15:23:26 +0530 -Subject: [PATCH] mac80211: minstrel: Enable STBC and LDPC for VHT Rates - -If peer support reception of STBC and LDPC, enable them for better -performance. - -Signed-off-by: Chaitanya TK <chaitanya.mgit@gmail.com> ---- - ---- a/include/linux/ieee80211.h -+++ b/include/linux/ieee80211.h -@@ -1659,6 +1659,7 @@ struct ieee80211_mu_edca_param_set { - #define IEEE80211_VHT_CAP_RXSTBC_3 0x00000300 - #define IEEE80211_VHT_CAP_RXSTBC_4 0x00000400 - #define IEEE80211_VHT_CAP_RXSTBC_MASK 0x00000700 -+#define IEEE80211_VHT_CAP_RXSTBC_SHIFT 8 - #define IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE 0x00000800 - #define IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE 0x00001000 - #define IEEE80211_VHT_CAP_BEAMFORMEE_STS_SHIFT 13 ---- a/net/mac80211/rc80211_minstrel_ht.c -+++ b/net/mac80211/rc80211_minstrel_ht.c -@@ -1130,7 +1130,7 @@ minstrel_ht_update_caps(void *priv, stru - struct minstrel_ht_sta_priv *msp = priv_sta; - struct minstrel_ht_sta *mi = &msp->ht; - struct ieee80211_mcs_info *mcs = &sta->ht_cap.mcs; -- u16 sta_cap = sta->ht_cap.cap; -+ u16 ht_cap = sta->ht_cap.cap; - struct ieee80211_sta_vht_cap *vht_cap = &sta->vht_cap; - struct sta_info *sinfo = container_of(sta, struct sta_info, sta); - int use_vht; -@@ -1138,6 +1138,7 @@ minstrel_ht_update_caps(void *priv, stru - int ack_dur; - int stbc; - int i; -+ bool ldpc = false; - - /* fall back to the old minstrel for legacy stations */ - if (!sta->ht_cap.ht_supported) -@@ -1175,16 +1176,24 @@ minstrel_ht_update_caps(void *priv, stru - } - mi->sample_tries = 4; - -- /* TODO tx_flags for vht - ATM the RC API is not fine-grained enough */ - if (!use_vht) { -- stbc = (sta_cap & IEEE80211_HT_CAP_RX_STBC) >> -+ stbc = (ht_cap & IEEE80211_HT_CAP_RX_STBC) >> - IEEE80211_HT_CAP_RX_STBC_SHIFT; -- mi->tx_flags |= stbc << IEEE80211_TX_CTL_STBC_SHIFT; - -- if (sta_cap & IEEE80211_HT_CAP_LDPC_CODING) -- mi->tx_flags |= IEEE80211_TX_CTL_LDPC; -+ if (ht_cap & IEEE80211_HT_CAP_LDPC_CODING) -+ ldpc = true; -+ } else { -+ stbc = (vht_cap->cap & IEEE80211_VHT_CAP_RXSTBC_MASK) >> -+ IEEE80211_VHT_CAP_RXSTBC_SHIFT; -+ -+ if (vht_cap->cap & IEEE80211_VHT_CAP_RXLDPC) -+ ldpc = true; - } - -+ mi->tx_flags |= stbc << IEEE80211_TX_CTL_STBC_SHIFT; -+ if (ldpc) -+ mi->tx_flags |= IEEE80211_TX_CTL_LDPC; -+ - for (i = 0; i < ARRAY_SIZE(mi->groups); i++) { - u32 gflags = minstrel_mcs_groups[i].flags; - int bw, nss; -@@ -1197,10 +1206,10 @@ minstrel_ht_update_caps(void *priv, stru - - if (gflags & IEEE80211_TX_RC_SHORT_GI) { - if (gflags & IEEE80211_TX_RC_40_MHZ_WIDTH) { -- if (!(sta_cap & IEEE80211_HT_CAP_SGI_40)) -+ if (!(ht_cap & IEEE80211_HT_CAP_SGI_40)) - continue; - } else { -- if (!(sta_cap & IEEE80211_HT_CAP_SGI_20)) -+ if (!(ht_cap & IEEE80211_HT_CAP_SGI_20)) - continue; - } - } |