dp_htt.c

// SPDX-License-Identifier: BSD-3-Clause-Clear
/*
 * Copyright (c) 2018-2021 The Linux Foundation. All rights reserved.
 * Copyright (c) Qualcomm Technologies, Inc. and/or its subsidiaries.
 */

#include "core.h"
#include "peer.h"
#include "htc.h"
#include "dp_htt.h"
#include "debugfs_htt_stats.h"
#include "debugfs.h"

static void ath12k_dp_htt_htc_tx_complete(struct ath12k_base *ab,
					  struct sk_buff *skb)
{
	dev_kfree_skb_any(skb);
}

int ath12k_dp_htt_connect(struct ath12k_dp *dp)
{
	struct ath12k_htc_svc_conn_req conn_req = {};
	struct ath12k_htc_svc_conn_resp conn_resp = {};
	int status;

	conn_req.ep_ops.ep_tx_complete = ath12k_dp_htt_htc_tx_complete;
	conn_req.ep_ops.ep_rx_complete = ath12k_dp_htt_htc_t2h_msg_handler;

	/* connect to control service */
	conn_req.service_id = ATH12K_HTC_SVC_ID_HTT_DATA_MSG;

	status = ath12k_htc_connect_service(&dp->ab->htc, &conn_req,
					    &conn_resp);

	if (status)
		return status;

	dp->eid = conn_resp.eid;

	return 0;
}

static int ath12k_get_ppdu_user_index(struct htt_ppdu_stats *ppdu_stats,
				      u16 peer_id)
{
	int i;

	for (i = 0; i < HTT_PPDU_STATS_MAX_USERS - 1; i++) {
		if (ppdu_stats->user_stats[i].is_valid_peer_id) {
			if (peer_id == ppdu_stats->user_stats[i].peer_id)
				return i;
		} else {
			return i;
		}
	}

	return -EINVAL;
}

static int ath12k_htt_tlv_ppdu_stats_parse(struct ath12k_base *ab,
					   u16 tag, u16 len, const void *ptr,
					   void *data)
{
	const struct htt_ppdu_stats_usr_cmpltn_ack_ba_status *ba_status;
	const struct htt_ppdu_stats_usr_cmpltn_cmn *cmplt_cmn;
	const struct htt_ppdu_stats_user_rate *user_rate;
	struct htt_ppdu_stats_info *ppdu_info;
	struct htt_ppdu_user_stats *user_stats;
	int cur_user;
	u16 peer_id;

	ppdu_info = data;

	switch (tag) {
	case HTT_PPDU_STATS_TAG_COMMON:
		if (len < sizeof(struct htt_ppdu_stats_common)) {
			ath12k_warn(ab, "Invalid len %d for the tag 0x%x\n",
				    len, tag);
			return -EINVAL;
		}
		memcpy(&ppdu_info->ppdu_stats.common, ptr,
		       sizeof(struct htt_ppdu_stats_common));
		break;
	case HTT_PPDU_STATS_TAG_USR_RATE:
		if (len < sizeof(struct htt_ppdu_stats_user_rate)) {
			ath12k_warn(ab, "Invalid len %d for the tag 0x%x\n",
				    len, tag);
			return -EINVAL;
		}
		user_rate = ptr;
		peer_id = le16_to_cpu(user_rate->sw_peer_id);
		cur_user = ath12k_get_ppdu_user_index(&ppdu_info->ppdu_stats,
						      peer_id);
		if (cur_user < 0)
			return -EINVAL;
		user_stats = &ppdu_info->ppdu_stats.user_stats[cur_user];
		user_stats->peer_id = peer_id;
		user_stats->is_valid_peer_id = true;
		memcpy(&user_stats->rate, ptr,
		       sizeof(struct htt_ppdu_stats_user_rate));
		user_stats->tlv_flags |= BIT(tag);
		break;
	case HTT_PPDU_STATS_TAG_USR_COMPLTN_COMMON:
		if (len < sizeof(struct htt_ppdu_stats_usr_cmpltn_cmn)) {
			ath12k_warn(ab, "Invalid len %d for the tag 0x%x\n",
				    len, tag);
			return -EINVAL;
		}

		cmplt_cmn = ptr;
		peer_id = le16_to_cpu(cmplt_cmn->sw_peer_id);
		cur_user = ath12k_get_ppdu_user_index(&ppdu_info->ppdu_stats,
						      peer_id);
		if (cur_user < 0)
			return -EINVAL;
		user_stats = &ppdu_info->ppdu_stats.user_stats[cur_user];
		user_stats->peer_id = peer_id;
		user_stats->is_valid_peer_id = true;
		memcpy(&user_stats->cmpltn_cmn, ptr,
		       sizeof(struct htt_ppdu_stats_usr_cmpltn_cmn));
		user_stats->tlv_flags |= BIT(tag);
		break;
	case HTT_PPDU_STATS_TAG_USR_COMPLTN_ACK_BA_STATUS:
		if (len <
		    sizeof(struct htt_ppdu_stats_usr_cmpltn_ack_ba_status)) {
			ath12k_warn(ab, "Invalid len %d for the tag 0x%x\n",
				    len, tag);
			return -EINVAL;
		}

		ba_status = ptr;
		peer_id = le16_to_cpu(ba_status->sw_peer_id);
		cur_user = ath12k_get_ppdu_user_index(&ppdu_info->ppdu_stats,
						      peer_id);
		if (cur_user < 0)
			return -EINVAL;
		user_stats = &ppdu_info->ppdu_stats.user_stats[cur_user];
		user_stats->peer_id = peer_id;
		user_stats->is_valid_peer_id = true;
		memcpy(&user_stats->ack_ba, ptr,
		       sizeof(struct htt_ppdu_stats_usr_cmpltn_ack_ba_status));
		user_stats->tlv_flags |= BIT(tag);
		break;
	}
	return 0;
}

int ath12k_dp_htt_tlv_iter(struct ath12k_base *ab, const void *ptr, size_t len,
			   int (*iter)(struct ath12k_base *ar, u16 tag, u16 len,
				       const void *ptr, void *data),
			   void *data)
{
	const struct htt_tlv *tlv;
	const void *begin = ptr;
	u16 tlv_tag, tlv_len;
	int ret = -EINVAL;

	while (len > 0) {
		if (len < sizeof(*tlv)) {
			ath12k_err(ab, "htt tlv parse failure at byte %zd (%zu bytes left, %zu expected)\n",
				   ptr - begin, len, sizeof(*tlv));
			return -EINVAL;
		}
		tlv = (struct htt_tlv *)ptr;
		tlv_tag = le32_get_bits(tlv->header, HTT_TLV_TAG);
		tlv_len = le32_get_bits(tlv->header, HTT_TLV_LEN);
		ptr += sizeof(*tlv);
		len -= sizeof(*tlv);

		if (tlv_len > len) {
			ath12k_err(ab, "htt tlv parse failure of tag %u at byte %zd (%zu bytes left, %u expected)\n",
				   tlv_tag, ptr - begin, len, tlv_len);
			return -EINVAL;
		}
		ret = iter(ab, tlv_tag, tlv_len, ptr, data);
		if (ret == -ENOMEM)
			return ret;

		ptr += tlv_len;
		len -= tlv_len;
	}
	return 0;
}

static void
ath12k_update_per_peer_tx_stats(struct ath12k_pdev_dp *dp_pdev,
				struct htt_ppdu_stats *ppdu_stats, u8 user)
{
	struct ath12k_dp *dp = dp_pdev->dp;
	struct ath12k_base *ab = dp->ab;
	struct ath12k_dp_link_peer *peer;
	struct htt_ppdu_stats_user_rate *user_rate;
	struct ath12k_per_peer_tx_stats *peer_stats = &dp_pdev->peer_tx_stats;
	struct htt_ppdu_user_stats *usr_stats = &ppdu_stats->user_stats[user];
	struct htt_ppdu_stats_common *common = &ppdu_stats->common;
	int ret;
	u8 flags, mcs, nss, bw, sgi, dcm, ppdu_type, rate_idx = 0;
	u32 v, succ_bytes = 0;
	u16 tones, rate = 0, succ_pkts = 0;
	u32 tx_duration = 0;
	u8 tid = HTT_PPDU_STATS_NON_QOS_TID;
	u16 tx_retry_failed = 0, tx_retry_count = 0;
	bool is_ampdu = false, is_ofdma;

	if (!(usr_stats->tlv_flags & BIT(HTT_PPDU_STATS_TAG_USR_RATE)))
		return;

	if (usr_stats->tlv_flags & BIT(HTT_PPDU_STATS_TAG_USR_COMPLTN_COMMON)) {
		is_ampdu =
			HTT_USR_CMPLTN_IS_AMPDU(usr_stats->cmpltn_cmn.flags);
		tx_retry_failed =
			__le16_to_cpu(usr_stats->cmpltn_cmn.mpdu_tried) -
			__le16_to_cpu(usr_stats->cmpltn_cmn.mpdu_success);
		tx_retry_count =
			HTT_USR_CMPLTN_LONG_RETRY(usr_stats->cmpltn_cmn.flags) +
			HTT_USR_CMPLTN_SHORT_RETRY(usr_stats->cmpltn_cmn.flags);
	}

	if (usr_stats->tlv_flags &
	    BIT(HTT_PPDU_STATS_TAG_USR_COMPLTN_ACK_BA_STATUS)) {
		succ_bytes = le32_to_cpu(usr_stats->ack_ba.success_bytes);
		succ_pkts = le32_get_bits(usr_stats->ack_ba.info,
					  HTT_PPDU_STATS_ACK_BA_INFO_NUM_MSDU_M);
		tid = le32_get_bits(usr_stats->ack_ba.info,
				    HTT_PPDU_STATS_ACK_BA_INFO_TID_NUM);
	}

	if (common->fes_duration_us)
		tx_duration = le32_to_cpu(common->fes_duration_us);

	user_rate = &usr_stats->rate;
	flags = HTT_USR_RATE_PREAMBLE(user_rate->rate_flags);
	bw = HTT_USR_RATE_BW(user_rate->rate_flags) - 2;
	nss = HTT_USR_RATE_NSS(user_rate->rate_flags) + 1;
	mcs = HTT_USR_RATE_MCS(user_rate->rate_flags);
	sgi = HTT_USR_RATE_GI(user_rate->rate_flags);
	dcm = HTT_USR_RATE_DCM(user_rate->rate_flags);

	ppdu_type = HTT_USR_RATE_PPDU_TYPE(user_rate->info1);
	is_ofdma = (ppdu_type == HTT_PPDU_STATS_PPDU_TYPE_MU_OFDMA) ||
		   (ppdu_type == HTT_PPDU_STATS_PPDU_TYPE_MU_MIMO_OFDMA);

	/* Note: If host configured fixed rates and in some other special
	 * cases, the broadcast/management frames are sent in different rates.
	 * Firmware rate's control to be skipped for this?
	 */

	if (flags == WMI_RATE_PREAMBLE_HE && mcs > ATH12K_HE_MCS_MAX) {
		ath12k_warn(ab, "Invalid HE mcs %d peer stats",  mcs);
		return;
	}

	if (flags == WMI_RATE_PREAMBLE_VHT && mcs > ATH12K_VHT_MCS_MAX) {
		ath12k_warn(ab, "Invalid VHT mcs %d peer stats",  mcs);
		return;
	}

	if (flags == WMI_RATE_PREAMBLE_HT && (mcs > ATH12K_HT_MCS_MAX || nss < 1)) {
		ath12k_warn(ab, "Invalid HT mcs %d nss %d peer stats",
			    mcs, nss);
		return;
	}

	if (flags == WMI_RATE_PREAMBLE_CCK || flags == WMI_RATE_PREAMBLE_OFDM) {
		ret = ath12k_mac_hw_ratecode_to_legacy_rate(mcs,
							    flags,
							    &rate_idx,
							    &rate);
		if (ret < 0)
			return;
	}

	rcu_read_lock();
	peer = ath12k_dp_link_peer_find_by_peerid(dp_pdev, usr_stats->peer_id);

	if (!peer || !peer->sta) {
		rcu_read_unlock();
		return;
	}

	spin_lock_bh(&dp->dp_lock);

	memset(&peer->txrate, 0, sizeof(peer->txrate));

	peer->txrate.bw = ath12k_mac_bw_to_mac80211_bw(bw);

	switch (flags) {
	case WMI_RATE_PREAMBLE_OFDM:
		peer->txrate.legacy = rate;
		break;
	case WMI_RATE_PREAMBLE_CCK:
		peer->txrate.legacy = rate;
		break;
	case WMI_RATE_PREAMBLE_HT:
		peer->txrate.mcs = mcs + 8 * (nss - 1);
		peer->txrate.flags = RATE_INFO_FLAGS_MCS;
		if (sgi)
			peer->txrate.flags |= RATE_INFO_FLAGS_SHORT_GI;
		break;
	case WMI_RATE_PREAMBLE_VHT:
		peer->txrate.mcs = mcs;
		peer->txrate.flags = RATE_INFO_FLAGS_VHT_MCS;
		if (sgi)
			peer->txrate.flags |= RATE_INFO_FLAGS_SHORT_GI;
		break;
	case WMI_RATE_PREAMBLE_HE:
		peer->txrate.mcs = mcs;
		peer->txrate.flags = RATE_INFO_FLAGS_HE_MCS;
		peer->txrate.he_dcm = dcm;
		peer->txrate.he_gi = ath12k_he_gi_to_nl80211_he_gi(sgi);
		tones = le16_to_cpu(user_rate->ru_end) -
			le16_to_cpu(user_rate->ru_start) + 1;
		v = ath12k_he_ru_tones_to_nl80211_he_ru_alloc(tones);
		peer->txrate.he_ru_alloc = v;
		if (is_ofdma)
			peer->txrate.bw = RATE_INFO_BW_HE_RU;
		break;
	case WMI_RATE_PREAMBLE_EHT:
		peer->txrate.mcs = mcs;
		peer->txrate.flags = RATE_INFO_FLAGS_EHT_MCS;
		peer->txrate.he_dcm = dcm;
		peer->txrate.eht_gi = ath12k_mac_eht_gi_to_nl80211_eht_gi(sgi);
		tones = le16_to_cpu(user_rate->ru_end) -
			le16_to_cpu(user_rate->ru_start) + 1;
		v = ath12k_mac_eht_ru_tones_to_nl80211_eht_ru_alloc(tones);
		peer->txrate.eht_ru_alloc = v;
		if (is_ofdma)
			peer->txrate.bw = RATE_INFO_BW_EHT_RU;
		break;
	}

	peer->tx_retry_failed += tx_retry_failed;
	peer->tx_retry_count += tx_retry_count;
	peer->txrate.nss = nss;
	peer->tx_duration += tx_duration;
	memcpy(&peer->last_txrate, &peer->txrate, sizeof(struct rate_info));

	spin_unlock_bh(&dp->dp_lock);

	/* PPDU stats reported for mgmt packet doesn't have valid tx bytes.
	 * So skip peer stats update for mgmt packets.
	 */
	if (tid < HTT_PPDU_STATS_NON_QOS_TID) {
		memset(peer_stats, 0, sizeof(*peer_stats));
		peer_stats->succ_pkts = succ_pkts;
		peer_stats->succ_bytes = succ_bytes;
		peer_stats->is_ampdu = is_ampdu;
		peer_stats->duration = tx_duration;
		peer_stats->ba_fails =
			HTT_USR_CMPLTN_LONG_RETRY(usr_stats->cmpltn_cmn.flags) +
			HTT_USR_CMPLTN_SHORT_RETRY(usr_stats->cmpltn_cmn.flags);
	}

	rcu_read_unlock();
}

static void ath12k_htt_update_ppdu_stats(struct ath12k_pdev_dp *dp_pdev,
					 struct htt_ppdu_stats *ppdu_stats)
{
	u8 user;

	for (user = 0; user < HTT_PPDU_STATS_MAX_USERS - 1; user++)
		ath12k_update_per_peer_tx_stats(dp_pdev, ppdu_stats, user);
}

static
struct htt_ppdu_stats_info *ath12k_dp_htt_get_ppdu_desc(struct ath12k_pdev_dp *dp_pdev,
							u32 ppdu_id)
{
	struct htt_ppdu_stats_info *ppdu_info;

	lockdep_assert_held(&dp_pdev->ppdu_list_lock);
	if (!list_empty(&dp_pdev->ppdu_stats_info)) {
		list_for_each_entry(ppdu_info, &dp_pdev->ppdu_stats_info, list) {
			if (ppdu_info->ppdu_id == ppdu_id)
				return ppdu_info;
		}

		if (dp_pdev->ppdu_stat_list_depth > HTT_PPDU_DESC_MAX_DEPTH) {
			ppdu_info = list_first_entry(&dp_pdev->ppdu_stats_info,
						     typeof(*ppdu_info), list);
			list_del(&ppdu_info->list);
			dp_pdev->ppdu_stat_list_depth--;
			ath12k_htt_update_ppdu_stats(dp_pdev, &ppdu_info->ppdu_stats);
			kfree(ppdu_info);
		}
	}

	ppdu_info = kzalloc_obj(*ppdu_info, GFP_ATOMIC);
	if (!ppdu_info)
		return NULL;

	list_add_tail(&ppdu_info->list, &dp_pdev->ppdu_stats_info);
	dp_pdev->ppdu_stat_list_depth++;

	return ppdu_info;
}

static void ath12k_copy_to_delay_stats(struct ath12k_dp_link_peer *peer,
				       struct htt_ppdu_user_stats *usr_stats)
{
	peer->ppdu_stats_delayba.sw_peer_id = le16_to_cpu(usr_stats->rate.sw_peer_id);
	peer->ppdu_stats_delayba.info0 = le32_to_cpu(usr_stats->rate.info0);
	peer->ppdu_stats_delayba.ru_end = le16_to_cpu(usr_stats->rate.ru_end);
	peer->ppdu_stats_delayba.ru_start = le16_to_cpu(usr_stats->rate.ru_start);
	peer->ppdu_stats_delayba.info1 = le32_to_cpu(usr_stats->rate.info1);
	peer->ppdu_stats_delayba.rate_flags = le32_to_cpu(usr_stats->rate.rate_flags);
	peer->ppdu_stats_delayba.resp_rate_flags =
		le32_to_cpu(usr_stats->rate.resp_rate_flags);

	peer->delayba_flag = true;
}

static void ath12k_copy_to_bar(struct ath12k_dp_link_peer *peer,
			       struct htt_ppdu_user_stats *usr_stats)
{
	usr_stats->rate.sw_peer_id = cpu_to_le16(peer->ppdu_stats_delayba.sw_peer_id);
	usr_stats->rate.info0 = cpu_to_le32(peer->ppdu_stats_delayba.info0);
	usr_stats->rate.ru_end = cpu_to_le16(peer->ppdu_stats_delayba.ru_end);
	usr_stats->rate.ru_start = cpu_to_le16(peer->ppdu_stats_delayba.ru_start);
	usr_stats->rate.info1 = cpu_to_le32(peer->ppdu_stats_delayba.info1);
	usr_stats->rate.rate_flags = cpu_to_le32(peer->ppdu_stats_delayba.rate_flags);
	usr_stats->rate.resp_rate_flags =
		cpu_to_le32(peer->ppdu_stats_delayba.resp_rate_flags);

	peer->delayba_flag = false;
}

static int ath12k_htt_pull_ppdu_stats(struct ath12k_base *ab,
				      struct sk_buff *skb)
{
	struct ath12k_dp *dp = ath12k_ab_to_dp(ab);
	struct ath12k_htt_ppdu_stats_msg *msg;
	struct htt_ppdu_stats_info *ppdu_info;
	struct ath12k_dp_link_peer *peer = NULL;
	struct htt_ppdu_user_stats *usr_stats = NULL;
	u32 peer_id = 0;
	struct ath12k_pdev_dp *dp_pdev;
	int ret, i;
	u8 pdev_id, pdev_idx;
	u32 ppdu_id, len;

	msg = (struct ath12k_htt_ppdu_stats_msg *)skb->data;
	len = le32_get_bits(msg->info, HTT_T2H_PPDU_STATS_INFO_PAYLOAD_SIZE);
	if (len > (skb->len - struct_size(msg, data, 0))) {
		ath12k_warn(ab,
			    "HTT PPDU STATS event has unexpected payload size %u, should be smaller than %u\n",
			    len, skb->len);
		return -EINVAL;
	}

	pdev_id = le32_get_bits(msg->info, HTT_T2H_PPDU_STATS_INFO_PDEV_ID);
	ppdu_id = le32_to_cpu(msg->ppdu_id);

	pdev_idx = DP_HW2SW_MACID(pdev_id);
	if (pdev_idx >= MAX_RADIOS) {
		ath12k_warn(ab, "HTT PPDU STATS invalid pdev id %u", pdev_id);
		return -EINVAL;
	}

	rcu_read_lock();

	dp_pdev = ath12k_dp_to_pdev_dp(dp, pdev_idx);
	if (!dp_pdev) {
		ret = -EINVAL;
		goto exit;
	}

	spin_lock_bh(&dp_pdev->ppdu_list_lock);
	ppdu_info = ath12k_dp_htt_get_ppdu_desc(dp_pdev, ppdu_id);
	if (!ppdu_info) {
		spin_unlock_bh(&dp_pdev->ppdu_list_lock);
		ret = -EINVAL;
		goto exit;
	}

	ppdu_info->ppdu_id = ppdu_id;
	ret = ath12k_dp_htt_tlv_iter(ab, msg->data, len,
				     ath12k_htt_tlv_ppdu_stats_parse,
				     (void *)ppdu_info);
	if (ret) {
		spin_unlock_bh(&dp_pdev->ppdu_list_lock);
		ath12k_warn(ab, "Failed to parse tlv %d\n", ret);
		goto exit;
	}

	if (ppdu_info->ppdu_stats.common.num_users >= HTT_PPDU_STATS_MAX_USERS) {
		spin_unlock_bh(&dp_pdev->ppdu_list_lock);
		ath12k_warn(ab,
			    "HTT PPDU STATS event has unexpected num_users %u, should be smaller than %u\n",
			    ppdu_info->ppdu_stats.common.num_users,
			    HTT_PPDU_STATS_MAX_USERS);
		ret = -EINVAL;
		goto exit;
	}

	/* back up data rate tlv for all peers */
	if (ppdu_info->frame_type == HTT_STATS_PPDU_FTYPE_DATA &&
	    (ppdu_info->tlv_bitmap & (1 << HTT_PPDU_STATS_TAG_USR_COMMON)) &&
	    ppdu_info->delay_ba) {
		for (i = 0; i < ppdu_info->ppdu_stats.common.num_users; i++) {
			peer_id = ppdu_info->ppdu_stats.user_stats[i].peer_id;
			peer = ath12k_dp_link_peer_find_by_peerid(dp_pdev, peer_id);
			if (!peer)
				continue;

			usr_stats = &ppdu_info->ppdu_stats.user_stats[i];
			if (usr_stats->delay_ba)
				ath12k_copy_to_delay_stats(peer, usr_stats);
		}
	}

	/* restore all peers' data rate tlv to mu-bar tlv */
	if (ppdu_info->frame_type == HTT_STATS_PPDU_FTYPE_BAR &&
	    (ppdu_info->tlv_bitmap & (1 << HTT_PPDU_STATS_TAG_USR_COMMON))) {
		for (i = 0; i < ppdu_info->bar_num_users; i++) {
			peer_id = ppdu_info->ppdu_stats.user_stats[i].peer_id;
			peer = ath12k_dp_link_peer_find_by_peerid(dp_pdev, peer_id);
			if (!peer)
				continue;

			usr_stats = &ppdu_info->ppdu_stats.user_stats[i];
			if (peer->delayba_flag)
				ath12k_copy_to_bar(peer, usr_stats);
		}
	}

	spin_unlock_bh(&dp_pdev->ppdu_list_lock);

exit:
	rcu_read_unlock();

	return ret;
}

static void ath12k_htt_mlo_offset_event_handler(struct ath12k_base *ab,
						struct sk_buff *skb)
{
	struct ath12k_htt_mlo_offset_msg *msg;
	struct ath12k_pdev *pdev;
	struct ath12k *ar;
	u8 pdev_id;

	msg = (struct ath12k_htt_mlo_offset_msg *)skb->data;
	pdev_id = u32_get_bits(__le32_to_cpu(msg->info),
			       HTT_T2H_MLO_OFFSET_INFO_PDEV_ID);

	rcu_read_lock();
	ar = ath12k_mac_get_ar_by_pdev_id(ab, pdev_id);
	if (!ar) {
		/* It is possible that the ar is not yet active (started).
		 * The above function will only look for the active pdev
		 * and hence %NULL return is possible. Just silently
		 * discard this message
		 */
		goto exit;
	}

	spin_lock_bh(&ar->data_lock);
	pdev = ar->pdev;

	pdev->timestamp.info = __le32_to_cpu(msg->info);
	pdev->timestamp.sync_timestamp_lo_us = __le32_to_cpu(msg->sync_timestamp_lo_us);
	pdev->timestamp.sync_timestamp_hi_us = __le32_to_cpu(msg->sync_timestamp_hi_us);
	pdev->timestamp.mlo_offset_lo = __le32_to_cpu(msg->mlo_offset_lo);
	pdev->timestamp.mlo_offset_hi = __le32_to_cpu(msg->mlo_offset_hi);
	pdev->timestamp.mlo_offset_clks = __le32_to_cpu(msg->mlo_offset_clks);
	pdev->timestamp.mlo_comp_clks = __le32_to_cpu(msg->mlo_comp_clks);
	pdev->timestamp.mlo_comp_timer = __le32_to_cpu(msg->mlo_comp_timer);

	spin_unlock_bh(&ar->data_lock);
exit:
	rcu_read_unlock();
}

void ath12k_dp_htt_htc_t2h_msg_handler(struct ath12k_base *ab,
				       struct sk_buff *skb)
{
	struct ath12k_dp *dp = ath12k_ab_to_dp(ab);
	struct htt_resp_msg *resp = (struct htt_resp_msg *)skb->data;
	enum htt_t2h_msg_type type;
	u16 peer_id;
	u8 vdev_id;
	u8 mac_addr[ETH_ALEN];
	u16 peer_mac_h16;
	u16 ast_hash = 0;
	u16 hw_peer_id;

	type = le32_get_bits(resp->version_msg.version, HTT_T2H_MSG_TYPE);

	ath12k_dbg(ab, ATH12K_DBG_DP_HTT, "dp_htt rx msg type :0x%0x\n", type);

	switch (type) {
	case HTT_T2H_MSG_TYPE_VERSION_CONF:
		dp->htt_tgt_ver_major = le32_get_bits(resp->version_msg.version,
						      HTT_T2H_VERSION_CONF_MAJOR);
		dp->htt_tgt_ver_minor = le32_get_bits(resp->version_msg.version,
						      HTT_T2H_VERSION_CONF_MINOR);
		complete(&dp->htt_tgt_version_received);
		break;
	/* TODO: remove unused peer map versions after testing */
	case HTT_T2H_MSG_TYPE_PEER_MAP:
		vdev_id = le32_get_bits(resp->peer_map_ev.info,
					HTT_T2H_PEER_MAP_INFO_VDEV_ID);
		peer_id = le32_get_bits(resp->peer_map_ev.info,
					HTT_T2H_PEER_MAP_INFO_PEER_ID);
		peer_mac_h16 = le32_get_bits(resp->peer_map_ev.info1,
					     HTT_T2H_PEER_MAP_INFO1_MAC_ADDR_H16);
		ath12k_dp_get_mac_addr(le32_to_cpu(resp->peer_map_ev.mac_addr_l32),
				       peer_mac_h16, mac_addr);
		ath12k_dp_link_peer_map_event(ab, vdev_id, peer_id, mac_addr, 0, 0);
		break;
	case HTT_T2H_MSG_TYPE_PEER_MAP2:
		vdev_id = le32_get_bits(resp->peer_map_ev.info,
					HTT_T2H_PEER_MAP_INFO_VDEV_ID);
		peer_id = le32_get_bits(resp->peer_map_ev.info,
					HTT_T2H_PEER_MAP_INFO_PEER_ID);
		peer_mac_h16 = le32_get_bits(resp->peer_map_ev.info1,
					     HTT_T2H_PEER_MAP_INFO1_MAC_ADDR_H16);
		ath12k_dp_get_mac_addr(le32_to_cpu(resp->peer_map_ev.mac_addr_l32),
				       peer_mac_h16, mac_addr);
		ast_hash = le32_get_bits(resp->peer_map_ev.info2,
					 HTT_T2H_PEER_MAP_INFO2_AST_HASH_VAL);
		hw_peer_id = le32_get_bits(resp->peer_map_ev.info1,
					   HTT_T2H_PEER_MAP_INFO1_HW_PEER_ID);
		ath12k_dp_link_peer_map_event(ab, vdev_id, peer_id, mac_addr, ast_hash,
					      hw_peer_id);
		break;
	case HTT_T2H_MSG_TYPE_PEER_MAP3:
		vdev_id = le32_get_bits(resp->peer_map_ev.info,
					HTT_T2H_PEER_MAP_INFO_VDEV_ID);
		peer_id = le32_get_bits(resp->peer_map_ev.info,
					HTT_T2H_PEER_MAP_INFO_PEER_ID);
		peer_mac_h16 = le32_get_bits(resp->peer_map_ev.info1,
					     HTT_T2H_PEER_MAP_INFO1_MAC_ADDR_H16);
		ath12k_dp_get_mac_addr(le32_to_cpu(resp->peer_map_ev.mac_addr_l32),
				       peer_mac_h16, mac_addr);
		ast_hash = le32_get_bits(resp->peer_map_ev.info2,
					 HTT_T2H_PEER_MAP3_INFO2_AST_HASH_VAL);
		hw_peer_id = le32_get_bits(resp->peer_map_ev.info2,
					   HTT_T2H_PEER_MAP3_INFO2_HW_PEER_ID);
		ath12k_dp_link_peer_map_event(ab, vdev_id, peer_id, mac_addr, ast_hash,
					      hw_peer_id);
		break;
	case HTT_T2H_MSG_TYPE_PEER_UNMAP:
	case HTT_T2H_MSG_TYPE_PEER_UNMAP2:
		peer_id = le32_get_bits(resp->peer_unmap_ev.info,
					HTT_T2H_PEER_UNMAP_INFO_PEER_ID);
		ath12k_dp_link_peer_unmap_event(ab, peer_id);
		break;
	case HTT_T2H_MSG_TYPE_PPDU_STATS_IND:
		ath12k_htt_pull_ppdu_stats(ab, skb);
		break;
	case HTT_T2H_MSG_TYPE_EXT_STATS_CONF:
		ath12k_debugfs_htt_ext_stats_handler(ab, skb);
		break;
	case HTT_T2H_MSG_TYPE_MLO_TIMESTAMP_OFFSET_IND:
		ath12k_htt_mlo_offset_event_handler(ab, skb);
		break;
	default:
		ath12k_dbg(ab, ATH12K_DBG_DP_HTT, "dp_htt event %d not handled\n",
			   type);
		break;
	}

	dev_kfree_skb_any(skb);
}
EXPORT_SYMBOL(ath12k_dp_htt_htc_t2h_msg_handler);

static int
ath12k_dp_tx_get_ring_id_type(struct ath12k_base *ab,
			      int mac_id, u32 ring_id,
			      enum hal_ring_type ring_type,
			      enum htt_srng_ring_type *htt_ring_type,
			      enum htt_srng_ring_id *htt_ring_id)
{
	int ret = 0;

	switch (ring_type) {
	case HAL_RXDMA_BUF:
		/* for some targets, host fills rx buffer to fw and fw fills to
		 * rxbuf ring for each rxdma
		 */
		if (!ab->hw_params->rx_mac_buf_ring) {
			if (!(ring_id == HAL_SRNG_SW2RXDMA_BUF0 ||
			      ring_id == HAL_SRNG_SW2RXDMA_BUF1)) {
				ret = -EINVAL;
			}
			*htt_ring_id = HTT_RXDMA_HOST_BUF_RING;
			*htt_ring_type = HTT_SW_TO_HW_RING;
		} else {
			if (ring_id == HAL_SRNG_SW2RXDMA_BUF0) {
				*htt_ring_id = HTT_HOST1_TO_FW_RXBUF_RING;
				*htt_ring_type = HTT_SW_TO_SW_RING;
			} else {
				*htt_ring_id = HTT_RXDMA_HOST_BUF_RING;
				*htt_ring_type = HTT_SW_TO_HW_RING;
			}
		}
		break;
	case HAL_RXDMA_DST:
		*htt_ring_id = HTT_RXDMA_NON_MONITOR_DEST_RING;
		*htt_ring_type = HTT_HW_TO_SW_RING;
		break;
	case HAL_RXDMA_MONITOR_BUF:
		*htt_ring_id = HTT_RX_MON_HOST2MON_BUF_RING;
		*htt_ring_type = HTT_SW_TO_HW_RING;
		break;
	case HAL_RXDMA_MONITOR_STATUS:
		*htt_ring_id = HTT_RXDMA_MONITOR_STATUS_RING;
		*htt_ring_type = HTT_SW_TO_HW_RING;
		break;
	case HAL_RXDMA_MONITOR_DST:
		*htt_ring_id = HTT_RX_MON_MON2HOST_DEST_RING;
		*htt_ring_type = HTT_HW_TO_SW_RING;
		break;
	case HAL_RXDMA_MONITOR_DESC:
		*htt_ring_id = HTT_RXDMA_MONITOR_DESC_RING;
		*htt_ring_type = HTT_SW_TO_HW_RING;
		break;
	default:
		ath12k_warn(ab, "Unsupported ring type in DP :%d\n", ring_type);
		ret = -EINVAL;
	}
	return ret;
}

int ath12k_dp_tx_htt_srng_setup(struct ath12k_base *ab, u32 ring_id,
				int mac_id, enum hal_ring_type ring_type)
{
	struct ath12k_dp *dp = ath12k_ab_to_dp(ab);
	struct htt_srng_setup_cmd *cmd;
	struct hal_srng *srng = &ab->hal.srng_list[ring_id];
	struct hal_srng_params params;
	struct sk_buff *skb;
	u32 ring_entry_sz;
	int len = sizeof(*cmd);
	dma_addr_t hp_addr, tp_addr;
	enum htt_srng_ring_type htt_ring_type;
	enum htt_srng_ring_id htt_ring_id;
	int ret;

	skb = ath12k_htc_alloc_skb(ab, len);
	if (!skb)
		return -ENOMEM;

	memset(&params, 0, sizeof(params));
	ath12k_hal_srng_get_params(ab, srng, &params);

	hp_addr = ath12k_hal_srng_get_hp_addr(ab, srng);
	tp_addr = ath12k_hal_srng_get_tp_addr(ab, srng);

	ret = ath12k_dp_tx_get_ring_id_type(ab, mac_id, ring_id,
					    ring_type, &htt_ring_type,
					    &htt_ring_id);
	if (ret)
		goto err_free;

	skb_put(skb, len);
	cmd = (struct htt_srng_setup_cmd *)skb->data;
	cmd->info0 = le32_encode_bits(HTT_H2T_MSG_TYPE_SRING_SETUP,
				      HTT_SRNG_SETUP_CMD_INFO0_MSG_TYPE);
	if (htt_ring_type == HTT_SW_TO_HW_RING ||
	    htt_ring_type == HTT_HW_TO_SW_RING)
		cmd->info0 |= le32_encode_bits(DP_SW2HW_MACID(mac_id),
					       HTT_SRNG_SETUP_CMD_INFO0_PDEV_ID);
	else
		cmd->info0 |= le32_encode_bits(mac_id,
					       HTT_SRNG_SETUP_CMD_INFO0_PDEV_ID);
	cmd->info0 |= le32_encode_bits(htt_ring_type,
				       HTT_SRNG_SETUP_CMD_INFO0_RING_TYPE);
	cmd->info0 |= le32_encode_bits(htt_ring_id,
				       HTT_SRNG_SETUP_CMD_INFO0_RING_ID);

	cmd->ring_base_addr_lo = cpu_to_le32(params.ring_base_paddr &
					     HAL_ADDR_LSB_REG_MASK);

	cmd->ring_base_addr_hi = cpu_to_le32((u64)params.ring_base_paddr >>
					     HAL_ADDR_MSB_REG_SHIFT);

	ret = ath12k_hal_srng_get_entrysize(ab, ring_type);
	if (ret < 0)
		goto err_free;

	ring_entry_sz = ret;

	ring_entry_sz >>= 2;
	cmd->info1 = le32_encode_bits(ring_entry_sz,
				      HTT_SRNG_SETUP_CMD_INFO1_RING_ENTRY_SIZE);
	cmd->info1 |= le32_encode_bits(params.num_entries * ring_entry_sz,
				       HTT_SRNG_SETUP_CMD_INFO1_RING_SIZE);
	cmd->info1 |= le32_encode_bits(!!(params.flags & HAL_SRNG_FLAGS_MSI_SWAP),
				       HTT_SRNG_SETUP_CMD_INFO1_RING_FLAGS_MSI_SWAP);
	cmd->info1 |= le32_encode_bits(!!(params.flags & HAL_SRNG_FLAGS_DATA_TLV_SWAP),
				       HTT_SRNG_SETUP_CMD_INFO1_RING_FLAGS_TLV_SWAP);
	cmd->info1 |= le32_encode_bits(!!(params.flags & HAL_SRNG_FLAGS_RING_PTR_SWAP),
				       HTT_SRNG_SETUP_CMD_INFO1_RING_FLAGS_HOST_FW_SWAP);
	if (htt_ring_type == HTT_SW_TO_HW_RING)
		cmd->info1 |= cpu_to_le32(HTT_SRNG_SETUP_CMD_INFO1_RING_LOOP_CNT_DIS);

	cmd->ring_head_off32_remote_addr_lo = cpu_to_le32(lower_32_bits(hp_addr));
	cmd->ring_head_off32_remote_addr_hi = cpu_to_le32(upper_32_bits(hp_addr));

	cmd->ring_tail_off32_remote_addr_lo = cpu_to_le32(lower_32_bits(tp_addr));
	cmd->ring_tail_off32_remote_addr_hi = cpu_to_le32(upper_32_bits(tp_addr));

	cmd->ring_msi_addr_lo = cpu_to_le32(lower_32_bits(params.msi_addr));
	cmd->ring_msi_addr_hi = cpu_to_le32(upper_32_bits(params.msi_addr));
	cmd->msi_data = cpu_to_le32(params.msi_data);

	cmd->intr_info =
		le32_encode_bits(params.intr_batch_cntr_thres_entries * ring_entry_sz,
				 HTT_SRNG_SETUP_CMD_INTR_INFO_BATCH_COUNTER_THRESH);
	cmd->intr_info |=
		le32_encode_bits(params.intr_timer_thres_us >> 3,
				 HTT_SRNG_SETUP_CMD_INTR_INFO_INTR_TIMER_THRESH);

	cmd->info2 = 0;
	if (params.flags & HAL_SRNG_FLAGS_LOW_THRESH_INTR_EN) {
		cmd->info2 = le32_encode_bits(params.low_threshold,
					      HTT_SRNG_SETUP_CMD_INFO2_INTR_LOW_THRESH);
	}

	ath12k_dbg(ab, ATH12K_DBG_HAL,
		   "%s msi_addr_lo:0x%x, msi_addr_hi:0x%x, msi_data:0x%x\n",
		   __func__, cmd->ring_msi_addr_lo, cmd->ring_msi_addr_hi,
		   cmd->msi_data);

	ath12k_dbg(ab, ATH12K_DBG_HAL,
		   "ring_id:%d, ring_type:%d, intr_info:0x%x, flags:0x%x\n",
		   ring_id, ring_type, cmd->intr_info, cmd->info2);

	ret = ath12k_htc_send(&ab->htc, dp->eid, skb);
	if (ret)
		goto err_free;

	return 0;

err_free:
	dev_kfree_skb_any(skb);

	return ret;
}

int ath12k_dp_tx_htt_h2t_ver_req_msg(struct ath12k_base *ab)
{
	struct ath12k_dp *dp = ath12k_ab_to_dp(ab);
	struct sk_buff *skb;
	struct htt_ver_req_cmd *cmd;
	int len = sizeof(*cmd);
	u32 metadata_version;
	int ret;

	init_completion(&dp->htt_tgt_version_received);

	skb = ath12k_htc_alloc_skb(ab, len);
	if (!skb)
		return -ENOMEM;

	skb_put(skb, len);
	cmd = (struct htt_ver_req_cmd *)skb->data;
	cmd->ver_reg_info = le32_encode_bits(HTT_H2T_MSG_TYPE_VERSION_REQ,
					     HTT_OPTION_TAG);
	metadata_version = ath12k_ftm_mode ? HTT_OPTION_TCL_METADATA_VER_V1 :
			   HTT_OPTION_TCL_METADATA_VER_V2;

	cmd->tcl_metadata_version = le32_encode_bits(HTT_TAG_TCL_METADATA_VERSION,
						     HTT_OPTION_TAG) |
				    le32_encode_bits(HTT_TCL_METADATA_VER_SZ,
						     HTT_OPTION_LEN) |
				    le32_encode_bits(metadata_version,
						     HTT_OPTION_VALUE);

	ret = ath12k_htc_send(&ab->htc, dp->eid, skb);
	if (ret) {
		dev_kfree_skb_any(skb);
		return ret;
	}

	ret = wait_for_completion_timeout(&dp->htt_tgt_version_received,
					  HTT_TARGET_VERSION_TIMEOUT_HZ);
	if (ret == 0) {
		ath12k_warn(ab, "htt target version request timed out\n");
		return -ETIMEDOUT;
	}

	if (dp->htt_tgt_ver_major != HTT_TARGET_VERSION_MAJOR) {
		ath12k_err(ab, "unsupported htt major version %d supported version is %d\n",
			   dp->htt_tgt_ver_major, HTT_TARGET_VERSION_MAJOR);
		return -EOPNOTSUPP;
	}

	return 0;
}

int ath12k_dp_tx_htt_h2t_ppdu_stats_req(struct ath12k *ar, u32 mask)
{
	struct ath12k_base *ab = ar->ab;
	struct ath12k_dp *dp = ath12k_ab_to_dp(ab);
	struct sk_buff *skb;
	struct htt_ppdu_stats_cfg_cmd *cmd;
	int len = sizeof(*cmd);
	u8 pdev_mask;
	int ret;
	int i;

	for (i = 0; i < ab->hw_params->num_rxdma_per_pdev; i++) {
		skb = ath12k_htc_alloc_skb(ab, len);
		if (!skb)
			return -ENOMEM;

		skb_put(skb, len);
		cmd = (struct htt_ppdu_stats_cfg_cmd *)skb->data;
		cmd->msg = le32_encode_bits(HTT_H2T_MSG_TYPE_PPDU_STATS_CFG,
					    HTT_PPDU_STATS_CFG_MSG_TYPE);

		pdev_mask = 1 << (i + ar->pdev_idx);
		cmd->msg |= le32_encode_bits(pdev_mask, HTT_PPDU_STATS_CFG_PDEV_ID);
		cmd->msg |= le32_encode_bits(mask, HTT_PPDU_STATS_CFG_TLV_TYPE_BITMASK);

		ret = ath12k_htc_send(&ab->htc, dp->eid, skb);
		if (ret) {
			dev_kfree_skb_any(skb);
			return ret;
		}
	}

	return 0;
}

int ath12k_dp_tx_htt_rx_filter_setup(struct ath12k_base *ab, u32 ring_id,
				     int mac_id, enum hal_ring_type ring_type,
				     int rx_buf_size,
				     struct htt_rx_ring_tlv_filter *tlv_filter)
{
	struct ath12k_dp *dp = ath12k_ab_to_dp(ab);
	struct htt_rx_ring_selection_cfg_cmd *cmd;
	struct hal_srng *srng = &ab->hal.srng_list[ring_id];
	struct hal_srng_params params;
	struct sk_buff *skb;
	int len = sizeof(*cmd);
	enum htt_srng_ring_type htt_ring_type;
	enum htt_srng_ring_id htt_ring_id;
	int ret;

	skb = ath12k_htc_alloc_skb(ab, len);
	if (!skb)
		return -ENOMEM;

	memset(&params, 0, sizeof(params));
	ath12k_hal_srng_get_params(ab, srng, &params);

	ret = ath12k_dp_tx_get_ring_id_type(ab, mac_id, ring_id,
					    ring_type, &htt_ring_type,
					    &htt_ring_id);
	if (ret)
		goto err_free;

	skb_put(skb, len);
	cmd = (struct htt_rx_ring_selection_cfg_cmd *)skb->data;
	cmd->info0 = le32_encode_bits(HTT_H2T_MSG_TYPE_RX_RING_SELECTION_CFG,
				      HTT_RX_RING_SELECTION_CFG_CMD_INFO0_MSG_TYPE);
	if (htt_ring_type == HTT_SW_TO_HW_RING ||
	    htt_ring_type == HTT_HW_TO_SW_RING)
		cmd->info0 |=
			le32_encode_bits(DP_SW2HW_MACID(mac_id),
					 HTT_RX_RING_SELECTION_CFG_CMD_INFO0_PDEV_ID);
	else
		cmd->info0 |=
			le32_encode_bits(mac_id,
					 HTT_RX_RING_SELECTION_CFG_CMD_INFO0_PDEV_ID);
	cmd->info0 |= le32_encode_bits(htt_ring_id,
				       HTT_RX_RING_SELECTION_CFG_CMD_INFO0_RING_ID);
	cmd->info0 |= le32_encode_bits(!!(params.flags & HAL_SRNG_FLAGS_MSI_SWAP),
				       HTT_RX_RING_SELECTION_CFG_CMD_INFO0_SS);
	cmd->info0 |= le32_encode_bits(!!(params.flags & HAL_SRNG_FLAGS_DATA_TLV_SWAP),
				       HTT_RX_RING_SELECTION_CFG_CMD_INFO0_PS);
	cmd->info0 |= le32_encode_bits(tlv_filter->offset_valid,
				       HTT_RX_RING_SELECTION_CFG_CMD_INFO0_OFFSET_VALID);
	cmd->info0 |=
		le32_encode_bits(tlv_filter->drop_threshold_valid,
				 HTT_RX_RING_SELECTION_CFG_CMD_INFO0_DROP_THRES_VAL);
	cmd->info0 |= le32_encode_bits(!tlv_filter->rxmon_disable,
				       HTT_RX_RING_SELECTION_CFG_CMD_INFO0_EN_RXMON);

	cmd->info1 = le32_encode_bits(rx_buf_size,
				      HTT_RX_RING_SELECTION_CFG_CMD_INFO1_BUF_SIZE);
	cmd->info1 |= le32_encode_bits(tlv_filter->conf_len_mgmt,
				       HTT_RX_RING_SELECTION_CFG_CMD_INFO1_CONF_LEN_MGMT);
	cmd->info1 |= le32_encode_bits(tlv_filter->conf_len_ctrl,
				       HTT_RX_RING_SELECTION_CFG_CMD_INFO1_CONF_LEN_CTRL);
	cmd->info1 |= le32_encode_bits(tlv_filter->conf_len_data,
				       HTT_RX_RING_SELECTION_CFG_CMD_INFO1_CONF_LEN_DATA);
	cmd->pkt_type_en_flags0 = cpu_to_le32(tlv_filter->pkt_filter_flags0);
	cmd->pkt_type_en_flags1 = cpu_to_le32(tlv_filter->pkt_filter_flags1);
	cmd->pkt_type_en_flags2 = cpu_to_le32(tlv_filter->pkt_filter_flags2);
	cmd->pkt_type_en_flags3 = cpu_to_le32(tlv_filter->pkt_filter_flags3);
	cmd->rx_filter_tlv = cpu_to_le32(tlv_filter->rx_filter);

	cmd->info2 = le32_encode_bits(tlv_filter->rx_drop_threshold,
				      HTT_RX_RING_SELECTION_CFG_CMD_INFO2_DROP_THRESHOLD);
	cmd->info2 |=
		le32_encode_bits(tlv_filter->enable_log_mgmt_type,
				 HTT_RX_RING_SELECTION_CFG_CMD_INFO2_EN_LOG_MGMT_TYPE);
	cmd->info2 |=
		le32_encode_bits(tlv_filter->enable_log_ctrl_type,
				 HTT_RX_RING_SELECTION_CFG_CMD_INFO2_EN_CTRL_TYPE);
	cmd->info2 |=
		le32_encode_bits(tlv_filter->enable_log_data_type,
				 HTT_RX_RING_SELECTION_CFG_CMD_INFO2_EN_LOG_DATA_TYPE);

	cmd->info3 =
		le32_encode_bits(tlv_filter->enable_rx_tlv_offset,
				 HTT_RX_RING_SELECTION_CFG_CMD_INFO3_EN_TLV_PKT_OFFSET);
	cmd->info3 |=
		le32_encode_bits(tlv_filter->rx_tlv_offset,
				 HTT_RX_RING_SELECTION_CFG_CMD_INFO3_PKT_TLV_OFFSET);

	if (tlv_filter->offset_valid) {
		cmd->rx_packet_offset =
			le32_encode_bits(tlv_filter->rx_packet_offset,
					 HTT_RX_RING_SELECTION_CFG_RX_PACKET_OFFSET);

		cmd->rx_packet_offset |=
			le32_encode_bits(tlv_filter->rx_header_offset,
					 HTT_RX_RING_SELECTION_CFG_RX_HEADER_OFFSET);

		cmd->rx_mpdu_offset =
			le32_encode_bits(tlv_filter->rx_mpdu_end_offset,
					 HTT_RX_RING_SELECTION_CFG_RX_MPDU_END_OFFSET);

		cmd->rx_mpdu_offset |=
			le32_encode_bits(tlv_filter->rx_mpdu_start_offset,
					 HTT_RX_RING_SELECTION_CFG_RX_MPDU_START_OFFSET);

		cmd->rx_msdu_offset =
			le32_encode_bits(tlv_filter->rx_msdu_end_offset,
					 HTT_RX_RING_SELECTION_CFG_RX_MSDU_END_OFFSET);

		cmd->rx_msdu_offset |=
			le32_encode_bits(tlv_filter->rx_msdu_start_offset,
					 HTT_RX_RING_SELECTION_CFG_RX_MSDU_START_OFFSET);

		cmd->rx_attn_offset =
			le32_encode_bits(tlv_filter->rx_attn_offset,
					 HTT_RX_RING_SELECTION_CFG_RX_ATTENTION_OFFSET);
	}

	if (tlv_filter->rx_mpdu_start_wmask > 0 &&
	    tlv_filter->rx_msdu_end_wmask > 0) {
		cmd->info2 |=
			le32_encode_bits(true,
					 HTT_RX_RING_SELECTION_CFG_WORD_MASK_COMPACT_SET);
		cmd->rx_mpdu_start_end_mask =
			le32_encode_bits(tlv_filter->rx_mpdu_start_wmask,
					 HTT_RX_RING_SELECTION_CFG_RX_MPDU_START_MASK);
		/* mpdu_end is not used for any hardwares so far
		 * please assign it in future if any chip is
		 * using through hal ops
		 */
		cmd->rx_mpdu_start_end_mask |=
			le32_encode_bits(tlv_filter->rx_mpdu_end_wmask,
					 HTT_RX_RING_SELECTION_CFG_RX_MPDU_END_MASK);
		cmd->rx_msdu_end_word_mask =
			le32_encode_bits(tlv_filter->rx_msdu_end_wmask,
					 HTT_RX_RING_SELECTION_CFG_RX_MSDU_END_MASK);
	}

	ret = ath12k_htc_send(&ab->htc, dp->eid, skb);
	if (ret)
		goto err_free;

	return 0;

err_free:
	dev_kfree_skb_any(skb);

	return ret;
}
EXPORT_SYMBOL(ath12k_dp_tx_htt_rx_filter_setup);

int
ath12k_dp_tx_htt_h2t_ext_stats_req(struct ath12k *ar, u8 type,
				   struct htt_ext_stats_cfg_params *cfg_params,
				   u64 cookie)
{
	struct ath12k_base *ab = ar->ab;
	struct ath12k_dp *dp = ath12k_ab_to_dp(ab);
	struct sk_buff *skb;
	struct htt_ext_stats_cfg_cmd *cmd;
	int len = sizeof(*cmd);
	int ret;
	u32 pdev_id;

	skb = ath12k_htc_alloc_skb(ab, len);
	if (!skb)
		return -ENOMEM;

	skb_put(skb, len);

	cmd = (struct htt_ext_stats_cfg_cmd *)skb->data;
	memset(cmd, 0, sizeof(*cmd));
	cmd->hdr.msg_type = HTT_H2T_MSG_TYPE_EXT_STATS_CFG;

	pdev_id = ath12k_mac_get_target_pdev_id(ar);
	cmd->hdr.pdev_mask = 1 << pdev_id;

	cmd->hdr.stats_type = type;
	cmd->cfg_param0 = cpu_to_le32(cfg_params->cfg0);
	cmd->cfg_param1 = cpu_to_le32(cfg_params->cfg1);
	cmd->cfg_param2 = cpu_to_le32(cfg_params->cfg2);
	cmd->cfg_param3 = cpu_to_le32(cfg_params->cfg3);
	cmd->cookie_lsb = cpu_to_le32(lower_32_bits(cookie));
	cmd->cookie_msb = cpu_to_le32(upper_32_bits(cookie));

	ret = ath12k_htc_send(&ab->htc, dp->eid, skb);
	if (ret) {
		ath12k_warn(ab, "failed to send htt type stats request: %d",
			    ret);
		dev_kfree_skb_any(skb);
		return ret;
	}

	return 0;
}

int ath12k_dp_tx_htt_monitor_mode_ring_config(struct ath12k *ar, bool reset)
{
	struct ath12k_base *ab = ar->ab;
	int ret;

	ret = ath12k_dp_tx_htt_rx_monitor_mode_ring_config(ar, reset);
	if (ret) {
		ath12k_err(ab, "failed to setup rx monitor filter %d\n", ret);
		return ret;
	}

	return 0;
}

int ath12k_dp_tx_htt_rx_monitor_mode_ring_config(struct ath12k *ar, bool reset)
{
	struct ath12k_base *ab = ar->ab;
	struct ath12k_dp *dp = ath12k_ab_to_dp(ab);
	struct htt_rx_ring_tlv_filter tlv_filter = {};
	int ret, ring_id, i;

	tlv_filter.offset_valid = false;

	if (!reset) {
		tlv_filter.rx_filter = HTT_RX_MON_FILTER_TLV_FLAGS_MON_DEST_RING;

		tlv_filter.drop_threshold_valid = true;
		tlv_filter.rx_drop_threshold = HTT_RX_RING_TLV_DROP_THRESHOLD_VALUE;

		tlv_filter.enable_log_mgmt_type = true;
		tlv_filter.enable_log_ctrl_type = true;
		tlv_filter.enable_log_data_type = true;

		tlv_filter.conf_len_ctrl = HTT_RX_RING_DEFAULT_DMA_LENGTH;
		tlv_filter.conf_len_mgmt = HTT_RX_RING_DEFAULT_DMA_LENGTH;
		tlv_filter.conf_len_data = HTT_RX_RING_DEFAULT_DMA_LENGTH;

		tlv_filter.enable_rx_tlv_offset = true;
		tlv_filter.rx_tlv_offset = HTT_RX_RING_PKT_TLV_OFFSET;

		tlv_filter.pkt_filter_flags0 =
					HTT_RX_MON_FP_MGMT_FILTER_FLAGS0 |
					HTT_RX_MON_MO_MGMT_FILTER_FLAGS0;
		tlv_filter.pkt_filter_flags1 =
					HTT_RX_MON_FP_MGMT_FILTER_FLAGS1 |
					HTT_RX_MON_MO_MGMT_FILTER_FLAGS1;
		tlv_filter.pkt_filter_flags2 =
					HTT_RX_MON_FP_CTRL_FILTER_FLASG2 |
					HTT_RX_MON_MO_CTRL_FILTER_FLASG2;
		tlv_filter.pkt_filter_flags3 =
					HTT_RX_MON_FP_CTRL_FILTER_FLASG3 |
					HTT_RX_MON_MO_CTRL_FILTER_FLASG3 |
					HTT_RX_MON_FP_DATA_FILTER_FLASG3 |
					HTT_RX_MON_MO_DATA_FILTER_FLASG3;
	} else {
		tlv_filter = ath12k_mac_mon_status_filter_default;

		if (ath12k_debugfs_is_extd_rx_stats_enabled(ar))
			tlv_filter.rx_filter = ath12k_debugfs_rx_filter(ar);
	}

	if (ab->hw_params->rxdma1_enable) {
		for (i = 0; i < ab->hw_params->num_rxdma_per_pdev; i++) {
			ring_id = ar->dp.rxdma_mon_dst_ring[i].ring_id;
			ret = ath12k_dp_tx_htt_rx_filter_setup(ar->ab, ring_id,
							       ar->dp.mac_id + i,
							       HAL_RXDMA_MONITOR_DST,
							       DP_RXDMA_REFILL_RING_SIZE,
							       &tlv_filter);
			if (ret) {
				ath12k_err(ab,
					   "failed to setup filter for monitor buf %d\n",
					   ret);
				return ret;
			}
		}
		return 0;
	}

	if (!reset) {
		for (i = 0; i < ab->hw_params->num_rxdma_per_pdev; i++) {
			ring_id = dp->rx_mac_buf_ring[i].ring_id;
			ret = ath12k_dp_tx_htt_rx_filter_setup(ar->ab, ring_id,
							       i,
							       HAL_RXDMA_BUF,
							       DP_RXDMA_REFILL_RING_SIZE,
							       &tlv_filter);
			if (ret) {
				ath12k_err(ab,
					   "failed to setup filter for mon rx buf %d\n",
					   ret);
				return ret;
			}
		}
	}

	for (i = 0; i < ab->hw_params->num_rxdma_per_pdev; i++) {
		ring_id = dp->rx_mon_status_refill_ring[i].refill_buf_ring.ring_id;
		if (!reset) {
			tlv_filter.rx_filter =
				HTT_RX_MON_FILTER_TLV_FLAGS_MON_STATUS_RING;
		}

		ret = ath12k_dp_tx_htt_rx_filter_setup(ab, ring_id,
						       i,
						       HAL_RXDMA_MONITOR_STATUS,
						       RX_MON_STATUS_BUF_SIZE,
						       &tlv_filter);
		if (ret) {
			ath12k_err(ab,
				   "failed to setup filter for mon status buf %d\n",
				   ret);
			return ret;
		}
	}

	return 0;
}

int ath12k_dp_tx_htt_tx_filter_setup(struct ath12k_base *ab, u32 ring_id,
				     int mac_id, enum hal_ring_type ring_type,
				     int tx_buf_size,
				     struct htt_tx_ring_tlv_filter *htt_tlv_filter)
{
	struct ath12k_dp *dp = ath12k_ab_to_dp(ab);
	struct htt_tx_ring_selection_cfg_cmd *cmd;
	struct hal_srng *srng = &ab->hal.srng_list[ring_id];
	struct hal_srng_params params;
	struct sk_buff *skb;
	int len = sizeof(*cmd);
	enum htt_srng_ring_type htt_ring_type;
	enum htt_srng_ring_id htt_ring_id;
	int ret;

	skb = ath12k_htc_alloc_skb(ab, len);
	if (!skb)
		return -ENOMEM;

	memset(&params, 0, sizeof(params));
	ath12k_hal_srng_get_params(ab, srng, &params);

	ret = ath12k_dp_tx_get_ring_id_type(ab, mac_id, ring_id,
					    ring_type, &htt_ring_type,
					    &htt_ring_id);

	if (ret)
		goto err_free;

	skb_put(skb, len);
	cmd = (struct htt_tx_ring_selection_cfg_cmd *)skb->data;
	cmd->info0 = le32_encode_bits(HTT_H2T_MSG_TYPE_TX_MONITOR_CFG,
				      HTT_TX_RING_SELECTION_CFG_CMD_INFO0_MSG_TYPE);
	if (htt_ring_type == HTT_SW_TO_HW_RING ||
	    htt_ring_type == HTT_HW_TO_SW_RING)
		cmd->info0 |=
			le32_encode_bits(DP_SW2HW_MACID(mac_id),
					 HTT_TX_RING_SELECTION_CFG_CMD_INFO0_PDEV_ID);
	else
		cmd->info0 |=
			le32_encode_bits(mac_id,
					 HTT_TX_RING_SELECTION_CFG_CMD_INFO0_PDEV_ID);
	cmd->info0 |= le32_encode_bits(htt_ring_id,
				       HTT_TX_RING_SELECTION_CFG_CMD_INFO0_RING_ID);
	cmd->info0 |= le32_encode_bits(!!(params.flags & HAL_SRNG_FLAGS_MSI_SWAP),
				       HTT_TX_RING_SELECTION_CFG_CMD_INFO0_SS);
	cmd->info0 |= le32_encode_bits(!!(params.flags & HAL_SRNG_FLAGS_DATA_TLV_SWAP),
				       HTT_TX_RING_SELECTION_CFG_CMD_INFO0_PS);

	cmd->info1 |=
		le32_encode_bits(tx_buf_size,
				 HTT_TX_RING_SELECTION_CFG_CMD_INFO1_RING_BUFF_SIZE);

	if (htt_tlv_filter->tx_mon_mgmt_filter) {
		cmd->info1 |=
			le32_encode_bits(HTT_STATS_FRAME_CTRL_TYPE_MGMT,
					 HTT_TX_RING_SELECTION_CFG_CMD_INFO1_PKT_TYPE);
		cmd->info1 |=
		le32_encode_bits(htt_tlv_filter->tx_mon_pkt_dma_len,
				 HTT_TX_RING_SELECTION_CFG_CMD_INFO1_CONF_LEN_MGMT);
		cmd->info2 |=
		le32_encode_bits(HTT_STATS_FRAME_CTRL_TYPE_MGMT,
				 HTT_TX_RING_SELECTION_CFG_CMD_INFO2_PKT_TYPE_EN_FLAG);
	}

	if (htt_tlv_filter->tx_mon_data_filter) {
		cmd->info1 |=
			le32_encode_bits(HTT_STATS_FRAME_CTRL_TYPE_CTRL,
					 HTT_TX_RING_SELECTION_CFG_CMD_INFO1_PKT_TYPE);
		cmd->info1 |=
		le32_encode_bits(htt_tlv_filter->tx_mon_pkt_dma_len,
				 HTT_TX_RING_SELECTION_CFG_CMD_INFO1_CONF_LEN_CTRL);
		cmd->info2 |=
		le32_encode_bits(HTT_STATS_FRAME_CTRL_TYPE_CTRL,
				 HTT_TX_RING_SELECTION_CFG_CMD_INFO2_PKT_TYPE_EN_FLAG);
	}

	if (htt_tlv_filter->tx_mon_ctrl_filter) {
		cmd->info1 |=
			le32_encode_bits(HTT_STATS_FRAME_CTRL_TYPE_DATA,
					 HTT_TX_RING_SELECTION_CFG_CMD_INFO1_PKT_TYPE);
		cmd->info1 |=
		le32_encode_bits(htt_tlv_filter->tx_mon_pkt_dma_len,
				 HTT_TX_RING_SELECTION_CFG_CMD_INFO1_CONF_LEN_DATA);
		cmd->info2 |=
		le32_encode_bits(HTT_STATS_FRAME_CTRL_TYPE_DATA,
				 HTT_TX_RING_SELECTION_CFG_CMD_INFO2_PKT_TYPE_EN_FLAG);
	}

	cmd->tlv_filter_mask_in0 =
		cpu_to_le32(htt_tlv_filter->tx_mon_downstream_tlv_flags);
	cmd->tlv_filter_mask_in1 =
		cpu_to_le32(htt_tlv_filter->tx_mon_upstream_tlv_flags0);
	cmd->tlv_filter_mask_in2 =
		cpu_to_le32(htt_tlv_filter->tx_mon_upstream_tlv_flags1);
	cmd->tlv_filter_mask_in3 =
		cpu_to_le32(htt_tlv_filter->tx_mon_upstream_tlv_flags2);

	ret = ath12k_htc_send(&ab->htc, dp->eid, skb);
	if (ret)
		goto err_free;

	return 0;

err_free:
	dev_kfree_skb_any(skb);
	return ret;
}