[linux-block.git] / net / mac80211 / he.c

// SPDX-License-Identifier: GPL-2.0-only
/*
 * HE handling
 *
 * Copyright(c) 2017 Intel Deutschland GmbH
 * Copyright(c) 2019 - 2023 Intel Corporation
 */

#include "ieee80211_i.h"

static void
ieee80211_update_from_he_6ghz_capa(const struct ieee80211_he_6ghz_capa *he_6ghz_capa,
				   struct link_sta_info *link_sta)
{
	struct sta_info *sta = link_sta->sta;
	enum ieee80211_smps_mode smps_mode;

	if (sta->sdata->vif.type == NL80211_IFTYPE_AP ||
	    sta->sdata->vif.type == NL80211_IFTYPE_AP_VLAN) {
		switch (le16_get_bits(he_6ghz_capa->capa,
				      IEEE80211_HE_6GHZ_CAP_SM_PS)) {
		case WLAN_HT_CAP_SM_PS_INVALID:
		case WLAN_HT_CAP_SM_PS_STATIC:
			smps_mode = IEEE80211_SMPS_STATIC;
			break;
		case WLAN_HT_CAP_SM_PS_DYNAMIC:
			smps_mode = IEEE80211_SMPS_DYNAMIC;
			break;
		case WLAN_HT_CAP_SM_PS_DISABLED:
			smps_mode = IEEE80211_SMPS_OFF;
			break;
		}

		link_sta->pub->smps_mode = smps_mode;
	} else {
		link_sta->pub->smps_mode = IEEE80211_SMPS_OFF;
	}

	switch (le16_get_bits(he_6ghz_capa->capa,
			      IEEE80211_HE_6GHZ_CAP_MAX_MPDU_LEN)) {
	case IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454:
		link_sta->pub->agg.max_amsdu_len = IEEE80211_MAX_MPDU_LEN_VHT_11454;
		break;
	case IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_7991:
		link_sta->pub->agg.max_amsdu_len = IEEE80211_MAX_MPDU_LEN_VHT_7991;
		break;
	case IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_3895:
	default:
		link_sta->pub->agg.max_amsdu_len = IEEE80211_MAX_MPDU_LEN_VHT_3895;
		break;
	}

	ieee80211_sta_recalc_aggregates(&sta->sta);

	link_sta->pub->he_6ghz_capa = *he_6ghz_capa;
}

static void ieee80211_he_mcs_disable(__le16 *he_mcs)
{
	u32 i;

	for (i = 0; i < 8; i++)
		*he_mcs |= cpu_to_le16(IEEE80211_HE_MCS_NOT_SUPPORTED << i * 2);
}

static void ieee80211_he_mcs_intersection(__le16 *he_own_rx, __le16 *he_peer_rx,
					  __le16 *he_own_tx, __le16 *he_peer_tx)
{
	u32 i;
	u16 own_rx, own_tx, peer_rx, peer_tx;

	for (i = 0; i < 8; i++) {
		own_rx = le16_to_cpu(*he_own_rx);
		own_rx = (own_rx >> i * 2) & IEEE80211_HE_MCS_NOT_SUPPORTED;

		own_tx = le16_to_cpu(*he_own_tx);
		own_tx = (own_tx >> i * 2) & IEEE80211_HE_MCS_NOT_SUPPORTED;

		peer_rx = le16_to_cpu(*he_peer_rx);
		peer_rx = (peer_rx >> i * 2) & IEEE80211_HE_MCS_NOT_SUPPORTED;

		peer_tx = le16_to_cpu(*he_peer_tx);
		peer_tx = (peer_tx >> i * 2) & IEEE80211_HE_MCS_NOT_SUPPORTED;

		if (peer_tx != IEEE80211_HE_MCS_NOT_SUPPORTED) {
			if (own_rx == IEEE80211_HE_MCS_NOT_SUPPORTED)
				peer_tx = IEEE80211_HE_MCS_NOT_SUPPORTED;
			else if (own_rx < peer_tx)
				peer_tx = own_rx;
		}

		if (peer_rx != IEEE80211_HE_MCS_NOT_SUPPORTED) {
			if (own_tx == IEEE80211_HE_MCS_NOT_SUPPORTED)
				peer_rx = IEEE80211_HE_MCS_NOT_SUPPORTED;
			else if (own_tx < peer_rx)
				peer_rx = own_tx;
		}

		*he_peer_rx &=
			~cpu_to_le16(IEEE80211_HE_MCS_NOT_SUPPORTED << i * 2);
		*he_peer_rx |= cpu_to_le16(peer_rx << i * 2);

		*he_peer_tx &=
			~cpu_to_le16(IEEE80211_HE_MCS_NOT_SUPPORTED << i * 2);
		*he_peer_tx |= cpu_to_le16(peer_tx << i * 2);
	}
}

void
ieee80211_he_cap_ie_to_sta_he_cap(struct ieee80211_sub_if_data *sdata,
				  struct ieee80211_supported_band *sband,
				  const u8 *he_cap_ie, u8 he_cap_len,
				  const struct ieee80211_he_6ghz_capa *he_6ghz_capa,
				  struct link_sta_info *link_sta)
{
	struct ieee80211_sta_he_cap *he_cap = &link_sta->pub->he_cap;
	const struct ieee80211_sta_he_cap *own_he_cap_ptr;
	struct ieee80211_sta_he_cap own_he_cap;
	struct ieee80211_he_cap_elem *he_cap_ie_elem = (void *)he_cap_ie;
	u8 he_ppe_size;
	u8 mcs_nss_size;
	u8 he_total_size;
	bool own_160, peer_160, own_80p80, peer_80p80;

	memset(he_cap, 0, sizeof(*he_cap));

	if (!he_cap_ie)
		return;

	own_he_cap_ptr =
		ieee80211_get_he_iftype_cap_vif(sband, &sdata->vif);
	if (!own_he_cap_ptr)
		return;

	own_he_cap = *own_he_cap_ptr;

	/* Make sure size is OK */
	mcs_nss_size = ieee80211_he_mcs_nss_size(he_cap_ie_elem);
	he_ppe_size =
		ieee80211_he_ppe_size(he_cap_ie[sizeof(he_cap->he_cap_elem) +
						mcs_nss_size],
				      he_cap_ie_elem->phy_cap_info);
	he_total_size = sizeof(he_cap->he_cap_elem) + mcs_nss_size +
			he_ppe_size;
	if (he_cap_len < he_total_size)
		return;

	memcpy(&he_cap->he_cap_elem, he_cap_ie, sizeof(he_cap->he_cap_elem));

	/* HE Tx/Rx HE MCS NSS Support Field */
	memcpy(&he_cap->he_mcs_nss_supp,
	       &he_cap_ie[sizeof(he_cap->he_cap_elem)], mcs_nss_size);

	/* Check if there are (optional) PPE Thresholds */
	if (he_cap->he_cap_elem.phy_cap_info[6] &
	    IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT)
		memcpy(he_cap->ppe_thres,
		       &he_cap_ie[sizeof(he_cap->he_cap_elem) + mcs_nss_size],
		       he_ppe_size);

	he_cap->has_he = true;

	link_sta->cur_max_bandwidth = ieee80211_sta_cap_rx_bw(link_sta);
	link_sta->pub->bandwidth = ieee80211_sta_cur_vht_bw(link_sta);

	if (sband->band == NL80211_BAND_6GHZ && he_6ghz_capa)
		ieee80211_update_from_he_6ghz_capa(he_6ghz_capa, link_sta);

	ieee80211_he_mcs_intersection(&own_he_cap.he_mcs_nss_supp.rx_mcs_80,
				      &he_cap->he_mcs_nss_supp.rx_mcs_80,
				      &own_he_cap.he_mcs_nss_supp.tx_mcs_80,
				      &he_cap->he_mcs_nss_supp.tx_mcs_80);

	own_160 = own_he_cap.he_cap_elem.phy_cap_info[0] &
		  IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G;
	peer_160 = he_cap->he_cap_elem.phy_cap_info[0] &
		   IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G;

	if (peer_160 && own_160) {
		ieee80211_he_mcs_intersection(&own_he_cap.he_mcs_nss_supp.rx_mcs_160,
					      &he_cap->he_mcs_nss_supp.rx_mcs_160,
					      &own_he_cap.he_mcs_nss_supp.tx_mcs_160,
					      &he_cap->he_mcs_nss_supp.tx_mcs_160);
	} else if (peer_160 && !own_160) {
		ieee80211_he_mcs_disable(&he_cap->he_mcs_nss_supp.rx_mcs_160);
		ieee80211_he_mcs_disable(&he_cap->he_mcs_nss_supp.tx_mcs_160);
		he_cap->he_cap_elem.phy_cap_info[0] &=
			~IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G;
	}

	own_80p80 = own_he_cap.he_cap_elem.phy_cap_info[0] &
		    IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G;
	peer_80p80 = he_cap->he_cap_elem.phy_cap_info[0] &
		     IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G;

	if (peer_80p80 && own_80p80) {
		ieee80211_he_mcs_intersection(&own_he_cap.he_mcs_nss_supp.rx_mcs_80p80,
					      &he_cap->he_mcs_nss_supp.rx_mcs_80p80,
					      &own_he_cap.he_mcs_nss_supp.tx_mcs_80p80,
					      &he_cap->he_mcs_nss_supp.tx_mcs_80p80);
	} else if (peer_80p80 && !own_80p80) {
		ieee80211_he_mcs_disable(&he_cap->he_mcs_nss_supp.rx_mcs_80p80);
		ieee80211_he_mcs_disable(&he_cap->he_mcs_nss_supp.tx_mcs_80p80);
		he_cap->he_cap_elem.phy_cap_info[0] &=
			~IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G;
	}
}

void
ieee80211_he_op_ie_to_bss_conf(struct ieee80211_vif *vif,
			const struct ieee80211_he_operation *he_op_ie)
{
	memset(&vif->bss_conf.he_oper, 0, sizeof(vif->bss_conf.he_oper));
	if (!he_op_ie)
		return;

	vif->bss_conf.he_oper.params = __le32_to_cpu(he_op_ie->he_oper_params);
	vif->bss_conf.he_oper.nss_set = __le16_to_cpu(he_op_ie->he_mcs_nss_set);
}

void
ieee80211_he_spr_ie_to_bss_conf(struct ieee80211_vif *vif,
				const struct ieee80211_he_spr *he_spr_ie_elem)
{
	struct ieee80211_he_obss_pd *he_obss_pd =
					&vif->bss_conf.he_obss_pd;
	const u8 *data;

	memset(he_obss_pd, 0, sizeof(*he_obss_pd));

	if (!he_spr_ie_elem)
		return;
	data = he_spr_ie_elem->optional;

	if (he_spr_ie_elem->he_sr_control &
	    IEEE80211_HE_SPR_NON_SRG_OFFSET_PRESENT)
		data++;
	if (he_spr_ie_elem->he_sr_control &
	    IEEE80211_HE_SPR_SRG_INFORMATION_PRESENT) {
		he_obss_pd->max_offset = *data++;
		he_obss_pd->min_offset = *data++;
		he_obss_pd->enable = true;
	}
}
Commit	Line	Data
d2912cb1	1	// SPDX-License-Identifier: GPL-2.0-only
41cbb0f5 LC	2	/*
	3	* HE handling
	4	*
	5	* Copyright(c) 2017 Intel Deutschland GmbH
c37ab22b	6	* Copyright(c) 2019 - 2023 Intel Corporation
41cbb0f5 LC	7	*/
	8
	9	#include "ieee80211_i.h"
	10
1bb9a8a4 JB	11	static void
1bb9a8a4 JB	12	ieee80211_update_from_he_6ghz_capa(const struct ieee80211_he_6ghz_capa *he_6ghz_capa,
c71420db	13	struct link_sta_info *link_sta)
1bb9a8a4	14	{
c71420db	15	struct sta_info *sta = link_sta->sta;
1bb9a8a4 JB	16	enum ieee80211_smps_mode smps_mode;
	17
	18	if (sta->sdata->vif.type == NL80211_IFTYPE_AP \|\|
	19	sta->sdata->vif.type == NL80211_IFTYPE_AP_VLAN) {
	20	switch (le16_get_bits(he_6ghz_capa->capa,
	21	IEEE80211_HE_6GHZ_CAP_SM_PS)) {
	22	case WLAN_HT_CAP_SM_PS_INVALID:
	23	case WLAN_HT_CAP_SM_PS_STATIC:
	24	smps_mode = IEEE80211_SMPS_STATIC;
	25	break;
	26	case WLAN_HT_CAP_SM_PS_DYNAMIC:
	27	smps_mode = IEEE80211_SMPS_DYNAMIC;
	28	break;
	29	case WLAN_HT_CAP_SM_PS_DISABLED:
	30	smps_mode = IEEE80211_SMPS_OFF;
	31	break;
	32	}
	33
261ce887	34	link_sta->pub->smps_mode = smps_mode;
1bb9a8a4	35	} else {
261ce887	36	link_sta->pub->smps_mode = IEEE80211_SMPS_OFF;
1bb9a8a4 JB	37	}
	38
	39	switch (le16_get_bits(he_6ghz_capa->capa,
	40	IEEE80211_HE_6GHZ_CAP_MAX_MPDU_LEN)) {
	41	case IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454:
4c51541d	42	link_sta->pub->agg.max_amsdu_len = IEEE80211_MAX_MPDU_LEN_VHT_11454;
1bb9a8a4 JB	43	break;
1bb9a8a4 JB	44	case IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_7991:
4c51541d	45	link_sta->pub->agg.max_amsdu_len = IEEE80211_MAX_MPDU_LEN_VHT_7991;
1bb9a8a4 JB	46	break;
	47	case IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_3895:
	48	default:
4c51541d	49	link_sta->pub->agg.max_amsdu_len = IEEE80211_MAX_MPDU_LEN_VHT_3895;
1bb9a8a4 JB	50	break;
	51	}
	52
4c51541d BB	53	ieee80211_sta_recalc_aggregates(&sta->sta);
4c51541d BB	54
c71420db	55	link_sta->pub->he_6ghz_capa = *he_6ghz_capa;
1bb9a8a4 JB	56	}
1bb9a8a4 JB	57
7f7aa94b WG	58	static void ieee80211_he_mcs_disable(__le16 *he_mcs)
	59	{
	60	u32 i;
	61
	62	for (i = 0; i < 8; i++)
	63	he_mcs \|= cpu_to_le16(IEEE80211_HE_MCS_NOT_SUPPORTED << i 2);
	64	}
	65
	66	static void ieee80211_he_mcs_intersection(__le16 he_own_rx, __le16 he_peer_rx,
	67	__le16 he_own_tx, __le16 he_peer_tx)
	68	{
	69	u32 i;
	70	u16 own_rx, own_tx, peer_rx, peer_tx;
	71
	72	for (i = 0; i < 8; i++) {
	73	own_rx = le16_to_cpu(*he_own_rx);
	74	own_rx = (own_rx >> i * 2) & IEEE80211_HE_MCS_NOT_SUPPORTED;
	75
	76	own_tx = le16_to_cpu(*he_own_tx);
	77	own_tx = (own_tx >> i * 2) & IEEE80211_HE_MCS_NOT_SUPPORTED;
	78
	79	peer_rx = le16_to_cpu(*he_peer_rx);
	80	peer_rx = (peer_rx >> i * 2) & IEEE80211_HE_MCS_NOT_SUPPORTED;
	81
	82	peer_tx = le16_to_cpu(*he_peer_tx);
	83	peer_tx = (peer_tx >> i * 2) & IEEE80211_HE_MCS_NOT_SUPPORTED;
	84
	85	if (peer_tx != IEEE80211_HE_MCS_NOT_SUPPORTED) {
	86	if (own_rx == IEEE80211_HE_MCS_NOT_SUPPORTED)
	87	peer_tx = IEEE80211_HE_MCS_NOT_SUPPORTED;
	88	else if (own_rx < peer_tx)
	89	peer_tx = own_rx;
	90	}
	91
	92	if (peer_rx != IEEE80211_HE_MCS_NOT_SUPPORTED) {
	93	if (own_tx == IEEE80211_HE_MCS_NOT_SUPPORTED)
	94	peer_rx = IEEE80211_HE_MCS_NOT_SUPPORTED;
	95	else if (own_tx < peer_rx)
	96	peer_rx = own_tx;
	97	}
	98
	99	*he_peer_rx &=
	100	~cpu_to_le16(IEEE80211_HE_MCS_NOT_SUPPORTED << i * 2);
	101	he_peer_rx \|= cpu_to_le16(peer_rx << i 2);
	102
	103	*he_peer_tx &=
	104	~cpu_to_le16(IEEE80211_HE_MCS_NOT_SUPPORTED << i * 2);
	105	he_peer_tx \|= cpu_to_le16(peer_tx << i 2);
	106	}
	107	}
	108
41cbb0f5 LC	109	void
	110	ieee80211_he_cap_ie_to_sta_he_cap(struct ieee80211_sub_if_data *sdata,
	111	struct ieee80211_supported_band *sband,
	112	const u8 *he_cap_ie, u8 he_cap_len,
1bb9a8a4	113	const struct ieee80211_he_6ghz_capa *he_6ghz_capa,
c71420db	114	struct link_sta_info *link_sta)
41cbb0f5	115	{
c71420db	116	struct ieee80211_sta_he_cap *he_cap = &link_sta->pub->he_cap;
c37ab22b	117	const struct ieee80211_sta_he_cap *own_he_cap_ptr;
95f83ee8	118	struct ieee80211_sta_he_cap own_he_cap;
41cbb0f5 LC	119	struct ieee80211_he_cap_elem he_cap_ie_elem = (void )he_cap_ie;
	120	u8 he_ppe_size;
	121	u8 mcs_nss_size;
	122	u8 he_total_size;
7f7aa94b	123	bool own_160, peer_160, own_80p80, peer_80p80;
41cbb0f5 LC	124
	125	memset(he_cap, 0, sizeof(*he_cap));
	126
c37ab22b	127	if (!he_cap_ie)
41cbb0f5 LC	128	return;
41cbb0f5 LC	129
c37ab22b	130	own_he_cap_ptr =
1ec7291e	131	ieee80211_get_he_iftype_cap_vif(sband, &sdata->vif);
c37ab22b JB	132	if (!own_he_cap_ptr)
	133	return;
	134
	135	own_he_cap = *own_he_cap_ptr;
95f83ee8	136
41cbb0f5 LC	137	/* Make sure size is OK */
	138	mcs_nss_size = ieee80211_he_mcs_nss_size(he_cap_ie_elem);
	139	he_ppe_size =
	140	ieee80211_he_ppe_size(he_cap_ie[sizeof(he_cap->he_cap_elem) +
	141	mcs_nss_size],
	142	he_cap_ie_elem->phy_cap_info);
	143	he_total_size = sizeof(he_cap->he_cap_elem) + mcs_nss_size +
	144	he_ppe_size;
	145	if (he_cap_len < he_total_size)
	146	return;
	147
	148	memcpy(&he_cap->he_cap_elem, he_cap_ie, sizeof(he_cap->he_cap_elem));
	149
	150	/* HE Tx/Rx HE MCS NSS Support Field */
	151	memcpy(&he_cap->he_mcs_nss_supp,
	152	&he_cap_ie[sizeof(he_cap->he_cap_elem)], mcs_nss_size);
	153
	154	/* Check if there are (optional) PPE Thresholds */
	155	if (he_cap->he_cap_elem.phy_cap_info[6] &
	156	IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT)
	157	memcpy(he_cap->ppe_thres,
	158	&he_cap_ie[sizeof(he_cap->he_cap_elem) + mcs_nss_size],
	159	he_ppe_size);
	160
	161	he_cap->has_he = true;
cf2c9cc3	162
c71420db JB	163	link_sta->cur_max_bandwidth = ieee80211_sta_cap_rx_bw(link_sta);
c71420db JB	164	link_sta->pub->bandwidth = ieee80211_sta_cur_vht_bw(link_sta);
1bb9a8a4 JB	165
1bb9a8a4 JB	166	if (sband->band == NL80211_BAND_6GHZ && he_6ghz_capa)
c71420db	167	ieee80211_update_from_he_6ghz_capa(he_6ghz_capa, link_sta);
7f7aa94b WG	168
	169	ieee80211_he_mcs_intersection(&own_he_cap.he_mcs_nss_supp.rx_mcs_80,
	170	&he_cap->he_mcs_nss_supp.rx_mcs_80,
	171	&own_he_cap.he_mcs_nss_supp.tx_mcs_80,
	172	&he_cap->he_mcs_nss_supp.tx_mcs_80);
	173
	174	own_160 = own_he_cap.he_cap_elem.phy_cap_info[0] &
	175	IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G;
	176	peer_160 = he_cap->he_cap_elem.phy_cap_info[0] &
	177	IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G;
	178
	179	if (peer_160 && own_160) {
	180	ieee80211_he_mcs_intersection(&own_he_cap.he_mcs_nss_supp.rx_mcs_160,
	181	&he_cap->he_mcs_nss_supp.rx_mcs_160,
	182	&own_he_cap.he_mcs_nss_supp.tx_mcs_160,
	183	&he_cap->he_mcs_nss_supp.tx_mcs_160);
	184	} else if (peer_160 && !own_160) {
	185	ieee80211_he_mcs_disable(&he_cap->he_mcs_nss_supp.rx_mcs_160);
	186	ieee80211_he_mcs_disable(&he_cap->he_mcs_nss_supp.tx_mcs_160);
	187	he_cap->he_cap_elem.phy_cap_info[0] &=
	188	~IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G;
	189	}
	190
	191	own_80p80 = own_he_cap.he_cap_elem.phy_cap_info[0] &
	192	IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G;
	193	peer_80p80 = he_cap->he_cap_elem.phy_cap_info[0] &
	194	IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G;
	195
	196	if (peer_80p80 && own_80p80) {
	197	ieee80211_he_mcs_intersection(&own_he_cap.he_mcs_nss_supp.rx_mcs_80p80,
	198	&he_cap->he_mcs_nss_supp.rx_mcs_80p80,
	199	&own_he_cap.he_mcs_nss_supp.tx_mcs_80p80,
	200	&he_cap->he_mcs_nss_supp.tx_mcs_80p80);
	201	} else if (peer_80p80 && !own_80p80) {
	202	ieee80211_he_mcs_disable(&he_cap->he_mcs_nss_supp.rx_mcs_80p80);
	203	ieee80211_he_mcs_disable(&he_cap->he_mcs_nss_supp.tx_mcs_80p80);
	204	he_cap->he_cap_elem.phy_cap_info[0] &=
	205	~IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G;
	206	}
41cbb0f5	207	}
697f6c50 JC	208
	209	void
	210	ieee80211_he_op_ie_to_bss_conf(struct ieee80211_vif *vif,
60689de4	211	const struct ieee80211_he_operation *he_op_ie)
697f6c50	212	{
60689de4 RM	213	memset(&vif->bss_conf.he_oper, 0, sizeof(vif->bss_conf.he_oper));
60689de4 RM	214	if (!he_op_ie)
697f6c50	215	return;
697f6c50	216
60689de4 RM	217	vif->bss_conf.he_oper.params = __le32_to_cpu(he_op_ie->he_oper_params);
60689de4 RM	218	vif->bss_conf.he_oper.nss_set = __le16_to_cpu(he_op_ie->he_mcs_nss_set);
697f6c50	219	}
1ced169c JC	220
	221	void
	222	ieee80211_he_spr_ie_to_bss_conf(struct ieee80211_vif *vif,
	223	const struct ieee80211_he_spr *he_spr_ie_elem)
	224	{
	225	struct ieee80211_he_obss_pd *he_obss_pd =
	226	&vif->bss_conf.he_obss_pd;
5db16ba8	227	const u8 *data;
1ced169c JC	228
	229	memset(he_obss_pd, 0, sizeof(*he_obss_pd));
	230
	231	if (!he_spr_ie_elem)
	232	return;
5db16ba8	233	data = he_spr_ie_elem->optional;
1ced169c JC	234
	235	if (he_spr_ie_elem->he_sr_control &
	236	IEEE80211_HE_SPR_NON_SRG_OFFSET_PRESENT)
	237	data++;
	238	if (he_spr_ie_elem->he_sr_control &
	239	IEEE80211_HE_SPR_SRG_INFORMATION_PRESENT) {
	240	he_obss_pd->max_offset = *data++;
	241	he_obss_pd->min_offset = *data++;
	242	he_obss_pd->enable = true;
	243	}
	244	}