From a2e7495d639baeb4692ae80539963cf35dbcb467 Mon Sep 17 00:00:00 2001 From: Pawel Kulakowski Date: Tue, 1 Apr 2014 07:13:21 +0200 Subject: [PATCH] mac80211: Allow disabling LDPC This allows user-space (wpa_supplicant) to disable LDPC coding. Signed-off-by: Pawel Kulakowski Signed-off-by: Johannes Berg --- net/mac80211/ht.c | 4 ++++ net/mac80211/main.c | 3 ++- 2 files changed, 6 insertions(+), 1 deletion(-) diff --git a/net/mac80211/ht.c b/net/mac80211/ht.c index c150b68..1495b9e 100644 --- a/net/mac80211/ht.c +++ b/net/mac80211/ht.c @@ -86,6 +86,10 @@ void ieee80211_apply_htcap_overrides(struct ieee80211_sub_if_data *sdata, __check_htcap_disable(ht_capa, ht_capa_mask, ht_cap, IEEE80211_HT_CAP_MAX_AMSDU); + /* Allow user to disable LDPC */ + __check_htcap_disable(ht_capa, ht_capa_mask, ht_cap, + IEEE80211_HT_CAP_LDPC_CODING); + /* Allow user to decrease AMPDU factor */ if (ht_capa_mask->ampdu_params_info & IEEE80211_HT_AMPDU_PARM_FACTOR) { diff --git a/net/mac80211/main.c b/net/mac80211/main.c index b055f6a5..cfc24e91 100644 --- a/net/mac80211/main.c +++ b/net/mac80211/main.c @@ -444,7 +444,8 @@ static const struct ieee80211_ht_cap mac80211_ht_capa_mod_mask = { .cap_info = cpu_to_le16(IEEE80211_HT_CAP_SUP_WIDTH_20_40 | IEEE80211_HT_CAP_MAX_AMSDU | IEEE80211_HT_CAP_SGI_20 | - IEEE80211_HT_CAP_SGI_40), + IEEE80211_HT_CAP_SGI_40 | + IEEE80211_HT_CAP_LDPC_CODING), .mcs = { .rx_mask = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, }, -- 2.7.4