Commit a2e7495d authored by Pawel Kulakowski's avatar Pawel Kulakowski Committed by Johannes Berg
Browse files

mac80211: Allow disabling LDPC 



This allows user-space (wpa_supplicant) to disable LDPC coding.

Signed-off-by: default avatarPawel Kulakowski <pawel.kulakowski@tieto.com>
Signed-off-by: default avatarJohannes Berg <johannes.berg@intel.com>
parent 65d26f29

net/mac80211/ht.c

+4 −0
Original line number Diff line number Diff line
@@ -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) {

net/mac80211/main.c

+2 −1
Original line number Diff line number Diff line
@@ -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, },