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This project is archived. Its data is read-only.

Commit a2e7495d authored Apr 01, 2014 by Pawel Kulakowski Committed by Johannes Berg Apr 09, 2014

mac80211: Allow disabling LDPC



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

Signed-off-by: Pawel Kulakowski <pawel.kulakowski@tieto.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>

parent 65d26f29

net/mac80211/ht.c

+4 −0

Original line number	Original line	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,		__check_htcap_disable(ht_capa, ht_capa_mask, ht_cap,
	IEEE80211_HT_CAP_MAX_AMSDU);		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 */		/* Allow user to decrease AMPDU factor */
	if (ht_capa_mask->ampdu_params_info &		if (ht_capa_mask->ampdu_params_info &
	IEEE80211_HT_AMPDU_PARM_FACTOR) {		IEEE80211_HT_AMPDU_PARM_FACTOR) {

net/mac80211/main.c

+2 −1

Original line number	Original line	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 \|		.cap_info = cpu_to_le16(IEEE80211_HT_CAP_SUP_WIDTH_20_40 \|
	IEEE80211_HT_CAP_MAX_AMSDU \|		IEEE80211_HT_CAP_MAX_AMSDU \|
	IEEE80211_HT_CAP_SGI_20 \|		IEEE80211_HT_CAP_SGI_20 \|
	IEEE80211_HT_CAP_SGI_40),		IEEE80211_HT_CAP_SGI_40 \|
			IEEE80211_HT_CAP_LDPC_CODING),
	.mcs = {		.mcs = {
	.rx_mask = { 0xff, 0xff, 0xff, 0xff, 0xff,		.rx_mask = { 0xff, 0xff, 0xff, 0xff, 0xff,
	0xff, 0xff, 0xff, 0xff, 0xff, },		0xff, 0xff, 0xff, 0xff, 0xff, },