Adding upstream version 4.19.249.upstream/4.19.249

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 4185 insertions, 0 deletions

diff --git a/drivers/net/wireless/ath/ath6kl/wmi.c b/drivers/net/wireless/ath/ath6kl/wmi.c
new file mode 100644
index 000000000..afa7a82ff
--- /dev/null
+++ b/drivers/net/wireless/ath/ath6kl/wmi.c
@@ -0,0 +1,4185 @@
+/*
+ * Copyright (c) 2004-2011 Atheros Communications Inc.
+ * Copyright (c) 2011-2012 Qualcomm Atheros, Inc.
+ *
+ * Permission to use, copy, modify, and/or distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#include <linux/ip.h>
+#include <linux/in.h>
+#include "core.h"
+#include "debug.h"
+#include "testmode.h"
+#include "trace.h"
+#include "../regd.h"
+#include "../regd_common.h"
+
+static int ath6kl_wmi_sync_point(struct wmi *wmi, u8 if_idx);
+
+static const s32 wmi_rate_tbl[][2] = {
+	/* {W/O SGI, with SGI} */
+	{1000, 1000},
+	{2000, 2000},
+	{5500, 5500},
+	{11000, 11000},
+	{6000, 6000},
+	{9000, 9000},
+	{12000, 12000},
+	{18000, 18000},
+	{24000, 24000},
+	{36000, 36000},
+	{48000, 48000},
+	{54000, 54000},
+	{6500, 7200},
+	{13000, 14400},
+	{19500, 21700},
+	{26000, 28900},
+	{39000, 43300},
+	{52000, 57800},
+	{58500, 65000},
+	{65000, 72200},
+	{13500, 15000},
+	{27000, 30000},
+	{40500, 45000},
+	{54000, 60000},
+	{81000, 90000},
+	{108000, 120000},
+	{121500, 135000},
+	{135000, 150000},
+	{0, 0}
+};
+
+static const s32 wmi_rate_tbl_mcs15[][2] = {
+	/* {W/O SGI, with SGI} */
+	{1000, 1000},
+	{2000, 2000},
+	{5500, 5500},
+	{11000, 11000},
+	{6000, 6000},
+	{9000, 9000},
+	{12000, 12000},
+	{18000, 18000},
+	{24000, 24000},
+	{36000, 36000},
+	{48000, 48000},
+	{54000, 54000},
+	{6500, 7200},     /* HT 20, MCS 0 */
+	{13000, 14400},
+	{19500, 21700},
+	{26000, 28900},
+	{39000, 43300},
+	{52000, 57800},
+	{58500, 65000},
+	{65000, 72200},
+	{13000, 14400},   /* HT 20, MCS 8 */
+	{26000, 28900},
+	{39000, 43300},
+	{52000, 57800},
+	{78000, 86700},
+	{104000, 115600},
+	{117000, 130000},
+	{130000, 144400}, /* HT 20, MCS 15 */
+	{13500, 15000},   /*HT 40, MCS 0 */
+	{27000, 30000},
+	{40500, 45000},
+	{54000, 60000},
+	{81000, 90000},
+	{108000, 120000},
+	{121500, 135000},
+	{135000, 150000},
+	{27000, 30000},   /*HT 40, MCS 8 */
+	{54000, 60000},
+	{81000, 90000},
+	{108000, 120000},
+	{162000, 180000},
+	{216000, 240000},
+	{243000, 270000},
+	{270000, 300000}, /*HT 40, MCS 15 */
+	{0, 0}
+};
+
+/* 802.1d to AC mapping. Refer pg 57 of WMM-test-plan-v1.2 */
+static const u8 up_to_ac[] = {
+	WMM_AC_BE,
+	WMM_AC_BK,
+	WMM_AC_BK,
+	WMM_AC_BE,
+	WMM_AC_VI,
+	WMM_AC_VI,
+	WMM_AC_VO,
+	WMM_AC_VO,
+};
+
+void ath6kl_wmi_set_control_ep(struct wmi *wmi, enum htc_endpoint_id ep_id)
+{
+	if (WARN_ON(ep_id == ENDPOINT_UNUSED || ep_id >= ENDPOINT_MAX))
+		return;
+
+	wmi->ep_id = ep_id;
+}
+
+enum htc_endpoint_id ath6kl_wmi_get_control_ep(struct wmi *wmi)
+{
+	return wmi->ep_id;
+}
+
+struct ath6kl_vif *ath6kl_get_vif_by_index(struct ath6kl *ar, u8 if_idx)
+{
+	struct ath6kl_vif *vif, *found = NULL;
+
+	if (WARN_ON(if_idx > (ar->vif_max - 1)))
+		return NULL;
+
+	/* FIXME: Locking */
+	spin_lock_bh(&ar->list_lock);
+	list_for_each_entry(vif, &ar->vif_list, list) {
+		if (vif->fw_vif_idx == if_idx) {
+			found = vif;
+			break;
+		}
+	}
+	spin_unlock_bh(&ar->list_lock);
+
+	return found;
+}
+
+/*  Performs DIX to 802.3 encapsulation for transmit packets.
+ *  Assumes the entire DIX header is contiguous and that there is
+ *  enough room in the buffer for a 802.3 mac header and LLC+SNAP headers.
+ */
+int ath6kl_wmi_dix_2_dot3(struct wmi *wmi, struct sk_buff *skb)
+{
+	struct ath6kl_llc_snap_hdr *llc_hdr;
+	struct ethhdr *eth_hdr;
+	size_t new_len;
+	__be16 type;
+	u8 *datap;
+	u16 size;
+
+	if (WARN_ON(skb == NULL))
+		return -EINVAL;
+
+	size = sizeof(struct ath6kl_llc_snap_hdr) + sizeof(struct wmi_data_hdr);
+	if (skb_headroom(skb) < size)
+		return -ENOMEM;
+
+	eth_hdr = (struct ethhdr *) skb->data;
+	type = eth_hdr->h_proto;
+
+	if (!is_ethertype(be16_to_cpu(type))) {
+		ath6kl_dbg(ATH6KL_DBG_WMI,
+			   "%s: pkt is already in 802.3 format\n", __func__);
+		return 0;
+	}
+
+	new_len = skb->len - sizeof(*eth_hdr) + sizeof(*llc_hdr);
+
+	skb_push(skb, sizeof(struct ath6kl_llc_snap_hdr));
+	datap = skb->data;
+
+	eth_hdr->h_proto = cpu_to_be16(new_len);
+
+	memcpy(datap, eth_hdr, sizeof(*eth_hdr));
+
+	llc_hdr = (struct ath6kl_llc_snap_hdr *)(datap + sizeof(*eth_hdr));
+	llc_hdr->dsap = 0xAA;
+	llc_hdr->ssap = 0xAA;
+	llc_hdr->cntl = 0x03;
+	llc_hdr->org_code[0] = 0x0;
+	llc_hdr->org_code[1] = 0x0;
+	llc_hdr->org_code[2] = 0x0;
+	llc_hdr->eth_type = type;
+
+	return 0;
+}
+
+static int ath6kl_wmi_meta_add(struct wmi *wmi, struct sk_buff *skb,
+			       u8 *version, void *tx_meta_info)
+{
+	struct wmi_tx_meta_v1 *v1;
+	struct wmi_tx_meta_v2 *v2;
+
+	if (WARN_ON(skb == NULL || version == NULL))
+		return -EINVAL;
+
+	switch (*version) {
+	case WMI_META_VERSION_1:
+		skb_push(skb, WMI_MAX_TX_META_SZ);
+		v1 = (struct wmi_tx_meta_v1 *) skb->data;
+		v1->pkt_id = 0;
+		v1->rate_plcy_id = 0;
+		*version = WMI_META_VERSION_1;
+		break;
+	case WMI_META_VERSION_2:
+		skb_push(skb, WMI_MAX_TX_META_SZ);
+		v2 = (struct wmi_tx_meta_v2 *) skb->data;
+		memcpy(v2, (struct wmi_tx_meta_v2 *) tx_meta_info,
+		       sizeof(struct wmi_tx_meta_v2));
+		break;
+	}
+
+	return 0;
+}
+
+int ath6kl_wmi_data_hdr_add(struct wmi *wmi, struct sk_buff *skb,
+			    u8 msg_type, u32 flags,
+			    enum wmi_data_hdr_data_type data_type,
+			    u8 meta_ver, void *tx_meta_info, u8 if_idx)
+{
+	struct wmi_data_hdr *data_hdr;
+	int ret;
+
+	if (WARN_ON(skb == NULL || (if_idx > wmi->parent_dev->vif_max - 1)))
+		return -EINVAL;
+
+	if (tx_meta_info) {
+		ret = ath6kl_wmi_meta_add(wmi, skb, &meta_ver, tx_meta_info);
+		if (ret)
+			return ret;
+	}
+
+	skb_push(skb, sizeof(struct wmi_data_hdr));
+
+	data_hdr = (struct wmi_data_hdr *)skb->data;
+	memset(data_hdr, 0, sizeof(struct wmi_data_hdr));
+
+	data_hdr->info = msg_type << WMI_DATA_HDR_MSG_TYPE_SHIFT;
+	data_hdr->info |= data_type << WMI_DATA_HDR_DATA_TYPE_SHIFT;
+
+	if (flags & WMI_DATA_HDR_FLAGS_MORE)
+		data_hdr->info |= WMI_DATA_HDR_MORE;
+
+	if (flags & WMI_DATA_HDR_FLAGS_EOSP)
+		data_hdr->info3 |= cpu_to_le16(WMI_DATA_HDR_EOSP);
+
+	data_hdr->info2 |= cpu_to_le16(meta_ver << WMI_DATA_HDR_META_SHIFT);
+	data_hdr->info3 |= cpu_to_le16(if_idx & WMI_DATA_HDR_IF_IDX_MASK);
+
+	return 0;
+}
+
+u8 ath6kl_wmi_determine_user_priority(u8 *pkt, u32 layer2_pri)
+{
+	struct iphdr *ip_hdr = (struct iphdr *) pkt;
+	u8 ip_pri;
+
+	/*
+	 * Determine IPTOS priority
+	 *
+	 * IP-TOS - 8bits
+	 *          : DSCP(6-bits) ECN(2-bits)
+	 *          : DSCP - P2 P1 P0 X X X
+	 * where (P2 P1 P0) form 802.1D
+	 */
+	ip_pri = ip_hdr->tos >> 5;
+	ip_pri &= 0x7;
+
+	if ((layer2_pri & 0x7) > ip_pri)
+		return (u8) layer2_pri & 0x7;
+	else
+		return ip_pri;
+}
+
+u8 ath6kl_wmi_get_traffic_class(u8 user_priority)
+{
+	return  up_to_ac[user_priority & 0x7];
+}
+
+int ath6kl_wmi_implicit_create_pstream(struct wmi *wmi, u8 if_idx,
+				       struct sk_buff *skb,
+				       u32 layer2_priority, bool wmm_enabled,
+				       u8 *ac)
+{
+	struct wmi_data_hdr *data_hdr;
+	struct ath6kl_llc_snap_hdr *llc_hdr;
+	struct wmi_create_pstream_cmd cmd;
+	u32 meta_size, hdr_size;
+	u16 ip_type = IP_ETHERTYPE;
+	u8 stream_exist, usr_pri;
+	u8 traffic_class = WMM_AC_BE;
+	u8 *datap;
+
+	if (WARN_ON(skb == NULL))
+		return -EINVAL;
+
+	datap = skb->data;
+	data_hdr = (struct wmi_data_hdr *) datap;
+
+	meta_size = ((le16_to_cpu(data_hdr->info2) >> WMI_DATA_HDR_META_SHIFT) &
+		     WMI_DATA_HDR_META_MASK) ? WMI_MAX_TX_META_SZ : 0;
+
+	if (!wmm_enabled) {
+		/* If WMM is disabled all traffic goes as BE traffic */
+		usr_pri = 0;
+	} else {
+		hdr_size = sizeof(struct ethhdr);
+
+		llc_hdr = (struct ath6kl_llc_snap_hdr *)(datap +
+							 sizeof(struct
+								wmi_data_hdr) +
+							 meta_size + hdr_size);
+
+		if (llc_hdr->eth_type == htons(ip_type)) {
+			/*
+			 * Extract the endpoint info from the TOS field
+			 * in the IP header.
+			 */
+			usr_pri =
+			   ath6kl_wmi_determine_user_priority(((u8 *) llc_hdr) +
+					sizeof(struct ath6kl_llc_snap_hdr),
+					layer2_priority);
+		} else {
+			usr_pri = layer2_priority & 0x7;
+		}
+
+		/*
+		 * Queue the EAPOL frames in the same WMM_AC_VO queue
+		 * as that of management frames.
+		 */
+		if (skb->protocol == cpu_to_be16(ETH_P_PAE))
+			usr_pri = WMI_VOICE_USER_PRIORITY;
+	}
+
+	/*
+	 * workaround for WMM S5
+	 *
+	 * FIXME: wmi->traffic_class is always 100 so this test doesn't
+	 * make sense
+	 */
+	if ((wmi->traffic_class == WMM_AC_VI) &&
+	    ((usr_pri == 5) || (usr_pri == 4)))
+		usr_pri = 1;
+
+	/* Convert user priority to traffic class */
+	traffic_class = up_to_ac[usr_pri & 0x7];
+
+	wmi_data_hdr_set_up(data_hdr, usr_pri);
+
+	spin_lock_bh(&wmi->lock);
+	stream_exist = wmi->fat_pipe_exist;
+	spin_unlock_bh(&wmi->lock);
+
+	if (!(stream_exist & (1 << traffic_class))) {
+		memset(&cmd, 0, sizeof(cmd));
+		cmd.traffic_class = traffic_class;
+		cmd.user_pri = usr_pri;
+		cmd.inactivity_int =
+			cpu_to_le32(WMI_IMPLICIT_PSTREAM_INACTIVITY_INT);
+		/* Implicit streams are created with TSID 0xFF */
+		cmd.tsid = WMI_IMPLICIT_PSTREAM;
+		ath6kl_wmi_create_pstream_cmd(wmi, if_idx, &cmd);
+	}
+
+	*ac = traffic_class;
+
+	return 0;
+}
+
+int ath6kl_wmi_dot11_hdr_remove(struct wmi *wmi, struct sk_buff *skb)
+{
+	struct ieee80211_hdr_3addr *pwh, wh;
+	struct ath6kl_llc_snap_hdr *llc_hdr;
+	struct ethhdr eth_hdr;
+	u32 hdr_size;
+	u8 *datap;
+	__le16 sub_type;
+
+	if (WARN_ON(skb == NULL))
+		return -EINVAL;
+
+	datap = skb->data;
+	pwh = (struct ieee80211_hdr_3addr *) datap;
+
+	sub_type = pwh->frame_control & cpu_to_le16(IEEE80211_FCTL_STYPE);
+
+	memcpy((u8 *) &wh, datap, sizeof(struct ieee80211_hdr_3addr));
+
+	/* Strip off the 802.11 header */
+	if (sub_type == cpu_to_le16(IEEE80211_STYPE_QOS_DATA)) {
+		hdr_size = roundup(sizeof(struct ieee80211_qos_hdr),
+				   sizeof(u32));
+		skb_pull(skb, hdr_size);
+	} else if (sub_type == cpu_to_le16(IEEE80211_STYPE_DATA)) {
+		skb_pull(skb, sizeof(struct ieee80211_hdr_3addr));
+	}
+
+	datap = skb->data;
+	llc_hdr = (struct ath6kl_llc_snap_hdr *)(datap);
+
+	memset(&eth_hdr, 0, sizeof(eth_hdr));
+	eth_hdr.h_proto = llc_hdr->eth_type;
+
+	switch ((le16_to_cpu(wh.frame_control)) &
+		(IEEE80211_FCTL_FROMDS | IEEE80211_FCTL_TODS)) {
+	case IEEE80211_FCTL_TODS:
+		memcpy(eth_hdr.h_dest, wh.addr3, ETH_ALEN);
+		memcpy(eth_hdr.h_source, wh.addr2, ETH_ALEN);
+		break;
+	case IEEE80211_FCTL_FROMDS:
+		memcpy(eth_hdr.h_dest, wh.addr1, ETH_ALEN);
+		memcpy(eth_hdr.h_source, wh.addr3, ETH_ALEN);
+		break;
+	case IEEE80211_FCTL_FROMDS | IEEE80211_FCTL_TODS:
+		break;
+	default:
+		memcpy(eth_hdr.h_dest, wh.addr1, ETH_ALEN);
+		memcpy(eth_hdr.h_source, wh.addr2, ETH_ALEN);
+		break;
+	}
+
+	skb_pull(skb, sizeof(struct ath6kl_llc_snap_hdr));
+	skb_push(skb, sizeof(eth_hdr));
+
+	datap = skb->data;
+
+	memcpy(datap, &eth_hdr, sizeof(eth_hdr));
+
+	return 0;
+}
+
+/*
+ * Performs 802.3 to DIX encapsulation for received packets.
+ * Assumes the entire 802.3 header is contiguous.
+ */
+int ath6kl_wmi_dot3_2_dix(struct sk_buff *skb)
+{
+	struct ath6kl_llc_snap_hdr *llc_hdr;
+	struct ethhdr eth_hdr;
+	u8 *datap;
+
+	if (WARN_ON(skb == NULL))
+		return -EINVAL;
+
+	datap = skb->data;
+
+	memcpy(&eth_hdr, datap, sizeof(eth_hdr));
+
+	llc_hdr = (struct ath6kl_llc_snap_hdr *) (datap + sizeof(eth_hdr));
+	eth_hdr.h_proto = llc_hdr->eth_type;
+
+	skb_pull(skb, sizeof(struct ath6kl_llc_snap_hdr));
+	datap = skb->data;
+
+	memcpy(datap, &eth_hdr, sizeof(eth_hdr));
+
+	return 0;
+}
+
+static int ath6kl_wmi_tx_complete_event_rx(u8 *datap, int len)
+{
+	struct tx_complete_msg_v1 *msg_v1;
+	struct wmi_tx_complete_event *evt;
+	int index;
+	u16 size;
+
+	evt = (struct wmi_tx_complete_event *) datap;
+
+	ath6kl_dbg(ATH6KL_DBG_WMI, "comp: %d %d %d\n",
+		   evt->num_msg, evt->msg_len, evt->msg_type);
+
+	for (index = 0; index < evt->num_msg; index++) {
+		size = sizeof(struct wmi_tx_complete_event) +
+		    (index * sizeof(struct tx_complete_msg_v1));
+		msg_v1 = (struct tx_complete_msg_v1 *)(datap + size);
+
+		ath6kl_dbg(ATH6KL_DBG_WMI, "msg: %d %d %d %d\n",
+			   msg_v1->status, msg_v1->pkt_id,
+			   msg_v1->rate_idx, msg_v1->ack_failures);
+	}
+
+	return 0;
+}
+
+static int ath6kl_wmi_remain_on_chnl_event_rx(struct wmi *wmi, u8 *datap,
+					      int len, struct ath6kl_vif *vif)
+{
+	struct wmi_remain_on_chnl_event *ev;
+	u32 freq;
+	u32 dur;
+	struct ieee80211_channel *chan;
+	struct ath6kl *ar = wmi->parent_dev;
+	u32 id;
+
+	if (len < sizeof(*ev))
+		return -EINVAL;
+
+	ev = (struct wmi_remain_on_chnl_event *) datap;
+	freq = le32_to_cpu(ev->freq);
+	dur = le32_to_cpu(ev->duration);
+	ath6kl_dbg(ATH6KL_DBG_WMI, "remain_on_chnl: freq=%u dur=%u\n",
+		   freq, dur);
+	chan = ieee80211_get_channel(ar->wiphy, freq);
+	if (!chan) {
+		ath6kl_dbg(ATH6KL_DBG_WMI,
+			   "remain_on_chnl: Unknown channel (freq=%u)\n",
+			   freq);
+		return -EINVAL;
+	}
+	id = vif->last_roc_id;
+	cfg80211_ready_on_channel(&vif->wdev, id, chan,
+				  dur, GFP_ATOMIC);
+
+	return 0;
+}
+
+static int ath6kl_wmi_cancel_remain_on_chnl_event_rx(struct wmi *wmi,
+						     u8 *datap, int len,
+						     struct ath6kl_vif *vif)
+{
+	struct wmi_cancel_remain_on_chnl_event *ev;
+	u32 freq;
+	u32 dur;
+	struct ieee80211_channel *chan;
+	struct ath6kl *ar = wmi->parent_dev;
+	u32 id;
+
+	if (len < sizeof(*ev))
+		return -EINVAL;
+
+	ev = (struct wmi_cancel_remain_on_chnl_event *) datap;
+	freq = le32_to_cpu(ev->freq);
+	dur = le32_to_cpu(ev->duration);
+	ath6kl_dbg(ATH6KL_DBG_WMI,
+		   "cancel_remain_on_chnl: freq=%u dur=%u status=%u\n",
+		   freq, dur, ev->status);
+	chan = ieee80211_get_channel(ar->wiphy, freq);
+	if (!chan) {
+		ath6kl_dbg(ATH6KL_DBG_WMI,
+			   "cancel_remain_on_chnl: Unknown channel (freq=%u)\n",
+			   freq);
+		return -EINVAL;
+	}
+	if (vif->last_cancel_roc_id &&
+	    vif->last_cancel_roc_id + 1 == vif->last_roc_id)
+		id = vif->last_cancel_roc_id; /* event for cancel command */
+	else
+		id = vif->last_roc_id; /* timeout on uncanceled r-o-c */
+	vif->last_cancel_roc_id = 0;
+	cfg80211_remain_on_channel_expired(&vif->wdev, id, chan, GFP_ATOMIC);
+
+	return 0;
+}
+
+static int ath6kl_wmi_tx_status_event_rx(struct wmi *wmi, u8 *datap, int len,
+					 struct ath6kl_vif *vif)
+{
+	struct wmi_tx_status_event *ev;
+	u32 id;
+
+	if (len < sizeof(*ev))
+		return -EINVAL;
+
+	ev = (struct wmi_tx_status_event *) datap;
+	id = le32_to_cpu(ev->id);
+	ath6kl_dbg(ATH6KL_DBG_WMI, "tx_status: id=%x ack_status=%u\n",
+		   id, ev->ack_status);
+	if (wmi->last_mgmt_tx_frame) {
+		cfg80211_mgmt_tx_status(&vif->wdev, id,
+					wmi->last_mgmt_tx_frame,
+					wmi->last_mgmt_tx_frame_len,
+					!!ev->ack_status, GFP_ATOMIC);
+		kfree(wmi->last_mgmt_tx_frame);
+		wmi->last_mgmt_tx_frame = NULL;
+		wmi->last_mgmt_tx_frame_len = 0;
+	}
+
+	return 0;
+}
+
+static int ath6kl_wmi_rx_probe_req_event_rx(struct wmi *wmi, u8 *datap, int len,
+					    struct ath6kl_vif *vif)
+{
+	struct wmi_p2p_rx_probe_req_event *ev;
+	u32 freq;
+	u16 dlen;
+
+	if (len < sizeof(*ev))
+		return -EINVAL;
+
+	ev = (struct wmi_p2p_rx_probe_req_event *) datap;
+	freq = le32_to_cpu(ev->freq);
+	dlen = le16_to_cpu(ev->len);
+	if (datap + len < ev->data + dlen) {
+		ath6kl_err("invalid wmi_p2p_rx_probe_req_event: len=%d dlen=%u\n",
+			   len, dlen);
+		return -EINVAL;
+	}
+	ath6kl_dbg(ATH6KL_DBG_WMI,
+		   "rx_probe_req: len=%u freq=%u probe_req_report=%d\n",
+		   dlen, freq, vif->probe_req_report);
+
+	if (vif->probe_req_report || vif->nw_type == AP_NETWORK)
+		cfg80211_rx_mgmt(&vif->wdev, freq, 0, ev->data, dlen, 0);
+
+	return 0;
+}
+
+static int ath6kl_wmi_p2p_capabilities_event_rx(u8 *datap, int len)
+{
+	struct wmi_p2p_capabilities_event *ev;
+	u16 dlen;
+
+	if (len < sizeof(*ev))
+		return -EINVAL;
+
+	ev = (struct wmi_p2p_capabilities_event *) datap;
+	dlen = le16_to_cpu(ev->len);
+	ath6kl_dbg(ATH6KL_DBG_WMI, "p2p_capab: len=%u\n", dlen);
+
+	return 0;
+}
+
+static int ath6kl_wmi_rx_action_event_rx(struct wmi *wmi, u8 *datap, int len,
+					 struct ath6kl_vif *vif)
+{
+	struct wmi_rx_action_event *ev;
+	u32 freq;
+	u16 dlen;
+
+	if (len < sizeof(*ev))
+		return -EINVAL;
+
+	ev = (struct wmi_rx_action_event *) datap;
+	freq = le32_to_cpu(ev->freq);
+	dlen = le16_to_cpu(ev->len);
+	if (datap + len < ev->data + dlen) {
+		ath6kl_err("invalid wmi_rx_action_event: len=%d dlen=%u\n",
+			   len, dlen);
+		return -EINVAL;
+	}
+	ath6kl_dbg(ATH6KL_DBG_WMI, "rx_action: len=%u freq=%u\n", dlen, freq);
+	cfg80211_rx_mgmt(&vif->wdev, freq, 0, ev->data, dlen, 0);
+
+	return 0;
+}
+
+static int ath6kl_wmi_p2p_info_event_rx(u8 *datap, int len)
+{
+	struct wmi_p2p_info_event *ev;
+	u32 flags;
+	u16 dlen;
+
+	if (len < sizeof(*ev))
+		return -EINVAL;
+
+	ev = (struct wmi_p2p_info_event *) datap;
+	flags = le32_to_cpu(ev->info_req_flags);
+	dlen = le16_to_cpu(ev->len);
+	ath6kl_dbg(ATH6KL_DBG_WMI, "p2p_info: flags=%x len=%d\n", flags, dlen);
+
+	if (flags & P2P_FLAG_CAPABILITIES_REQ) {
+		struct wmi_p2p_capabilities *cap;
+		if (dlen < sizeof(*cap))
+			return -EINVAL;
+		cap = (struct wmi_p2p_capabilities *) ev->data;
+		ath6kl_dbg(ATH6KL_DBG_WMI, "p2p_info: GO Power Save = %d\n",
+			   cap->go_power_save);
+	}
+
+	if (flags & P2P_FLAG_MACADDR_REQ) {
+		struct wmi_p2p_macaddr *mac;
+		if (dlen < sizeof(*mac))
+			return -EINVAL;
+		mac = (struct wmi_p2p_macaddr *) ev->data;
+		ath6kl_dbg(ATH6KL_DBG_WMI, "p2p_info: MAC Address = %pM\n",
+			   mac->mac_addr);
+	}
+
+	if (flags & P2P_FLAG_HMODEL_REQ) {
+		struct wmi_p2p_hmodel *mod;
+		if (dlen < sizeof(*mod))
+			return -EINVAL;
+		mod = (struct wmi_p2p_hmodel *) ev->data;
+		ath6kl_dbg(ATH6KL_DBG_WMI, "p2p_info: P2P Model = %d (%s)\n",
+			   mod->p2p_model,
+			   mod->p2p_model ? "host" : "firmware");
+	}
+	return 0;
+}
+
+static inline struct sk_buff *ath6kl_wmi_get_new_buf(u32 size)
+{
+	struct sk_buff *skb;
+
+	skb = ath6kl_buf_alloc(size);
+	if (!skb)
+		return NULL;
+
+	skb_put(skb, size);
+	if (size)
+		memset(skb->data, 0, size);
+
+	return skb;
+}
+
+/* Send a "simple" wmi command -- one with no arguments */
+static int ath6kl_wmi_simple_cmd(struct wmi *wmi, u8 if_idx,
+				 enum wmi_cmd_id cmd_id)
+{
+	struct sk_buff *skb;
+	int ret;
+
+	skb = ath6kl_wmi_get_new_buf(0);
+	if (!skb)
+		return -ENOMEM;
+
+	ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, cmd_id, NO_SYNC_WMIFLAG);
+
+	return ret;
+}
+
+static int ath6kl_wmi_ready_event_rx(struct wmi *wmi, u8 *datap, int len)
+{
+	struct wmi_ready_event_2 *ev = (struct wmi_ready_event_2 *) datap;
+
+	if (len < sizeof(struct wmi_ready_event_2))
+		return -EINVAL;
+
+	ath6kl_ready_event(wmi->parent_dev, ev->mac_addr,
+			   le32_to_cpu(ev->sw_version),
+			   le32_to_cpu(ev->abi_version), ev->phy_cap);
+
+	return 0;
+}
+
+/*
+ * Mechanism to modify the roaming behavior in the firmware. The lower rssi
+ * at which the station has to roam can be passed with
+ * WMI_SET_LRSSI_SCAN_PARAMS. Subtract 96 from RSSI to get the signal level
+ * in dBm.
+ */
+int ath6kl_wmi_set_roam_lrssi_cmd(struct wmi *wmi, u8 lrssi)
+{
+	struct sk_buff *skb;
+	struct roam_ctrl_cmd *cmd;
+
+	skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
+	if (!skb)
+		return -ENOMEM;
+
+	cmd = (struct roam_ctrl_cmd *) skb->data;
+
+	cmd->info.params.lrssi_scan_period = cpu_to_le16(DEF_LRSSI_SCAN_PERIOD);
+	cmd->info.params.lrssi_scan_threshold = a_cpu_to_sle16(lrssi +
+						       DEF_SCAN_FOR_ROAM_INTVL);
+	cmd->info.params.lrssi_roam_threshold = a_cpu_to_sle16(lrssi);
+	cmd->info.params.roam_rssi_floor = DEF_LRSSI_ROAM_FLOOR;
+	cmd->roam_ctrl = WMI_SET_LRSSI_SCAN_PARAMS;
+
+	ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SET_ROAM_CTRL_CMDID,
+			    NO_SYNC_WMIFLAG);
+
+	return 0;
+}
+
+int ath6kl_wmi_force_roam_cmd(struct wmi *wmi, const u8 *bssid)
+{
+	struct sk_buff *skb;
+	struct roam_ctrl_cmd *cmd;
+
+	skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
+	if (!skb)
+		return -ENOMEM;
+
+	cmd = (struct roam_ctrl_cmd *) skb->data;
+
+	memcpy(cmd->info.bssid, bssid, ETH_ALEN);
+	cmd->roam_ctrl = WMI_FORCE_ROAM;
+
+	ath6kl_dbg(ATH6KL_DBG_WMI, "force roam to %pM\n", bssid);
+	return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SET_ROAM_CTRL_CMDID,
+				   NO_SYNC_WMIFLAG);
+}
+
+int ath6kl_wmi_ap_set_beacon_intvl_cmd(struct wmi *wmi, u8 if_idx,
+				       u32 beacon_intvl)
+{
+	struct sk_buff *skb;
+	struct set_beacon_int_cmd *cmd;
+
+	skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
+	if (!skb)
+		return -ENOMEM;
+
+	cmd = (struct set_beacon_int_cmd *) skb->data;
+
+	cmd->beacon_intvl = cpu_to_le32(beacon_intvl);
+	return ath6kl_wmi_cmd_send(wmi, if_idx, skb,
+				   WMI_SET_BEACON_INT_CMDID, NO_SYNC_WMIFLAG);
+}
+
+int ath6kl_wmi_ap_set_dtim_cmd(struct wmi *wmi, u8 if_idx, u32 dtim_period)
+{
+	struct sk_buff *skb;
+	struct set_dtim_cmd *cmd;
+
+	skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
+	if (!skb)
+		return -ENOMEM;
+
+	cmd = (struct set_dtim_cmd *) skb->data;
+
+	cmd->dtim_period = cpu_to_le32(dtim_period);
+	return ath6kl_wmi_cmd_send(wmi, if_idx, skb,
+				   WMI_AP_SET_DTIM_CMDID, NO_SYNC_WMIFLAG);
+}
+
+int ath6kl_wmi_set_roam_mode_cmd(struct wmi *wmi, enum wmi_roam_mode mode)
+{
+	struct sk_buff *skb;
+	struct roam_ctrl_cmd *cmd;
+
+	skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
+	if (!skb)
+		return -ENOMEM;
+
+	cmd = (struct roam_ctrl_cmd *) skb->data;
+
+	cmd->info.roam_mode = mode;
+	cmd->roam_ctrl = WMI_SET_ROAM_MODE;
+
+	ath6kl_dbg(ATH6KL_DBG_WMI, "set roam mode %d\n", mode);
+	return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SET_ROAM_CTRL_CMDID,
+				   NO_SYNC_WMIFLAG);
+}
+
+static int ath6kl_wmi_connect_event_rx(struct wmi *wmi, u8 *datap, int len,
+				       struct ath6kl_vif *vif)
+{
+	struct wmi_connect_event *ev;
+	u8 *pie, *peie;
+
+	if (len < sizeof(struct wmi_connect_event))
+		return -EINVAL;
+
+	ev = (struct wmi_connect_event *) datap;
+
+	if (vif->nw_type == AP_NETWORK) {
+		/* AP mode start/STA connected event */
+		struct net_device *dev = vif->ndev;
+		if (memcmp(dev->dev_addr, ev->u.ap_bss.bssid, ETH_ALEN) == 0) {
+			ath6kl_dbg(ATH6KL_DBG_WMI,
+				   "%s: freq %d bssid %pM (AP started)\n",
+				   __func__, le16_to_cpu(ev->u.ap_bss.ch),
+				   ev->u.ap_bss.bssid);
+			ath6kl_connect_ap_mode_bss(
+				vif, le16_to_cpu(ev->u.ap_bss.ch));
+		} else {
+			ath6kl_dbg(ATH6KL_DBG_WMI,
+				   "%s: aid %u mac_addr %pM auth=%u keymgmt=%u cipher=%u apsd_info=%u (STA connected)\n",
+				   __func__, ev->u.ap_sta.aid,
+				   ev->u.ap_sta.mac_addr,
+				   ev->u.ap_sta.auth,
+				   ev->u.ap_sta.keymgmt,
+				   le16_to_cpu(ev->u.ap_sta.cipher),
+				   ev->u.ap_sta.apsd_info);
+
+			ath6kl_connect_ap_mode_sta(
+				vif, ev->u.ap_sta.aid, ev->u.ap_sta.mac_addr,
+				ev->u.ap_sta.keymgmt,
+				le16_to_cpu(ev->u.ap_sta.cipher),
+				ev->u.ap_sta.auth, ev->assoc_req_len,
+				ev->assoc_info + ev->beacon_ie_len,
+				ev->u.ap_sta.apsd_info);
+		}
+		return 0;
+	}
+
+	/* STA/IBSS mode connection event */
+
+	ath6kl_dbg(ATH6KL_DBG_WMI,
+		   "wmi event connect freq %d bssid %pM listen_intvl %d beacon_intvl %d type %d\n",
+		   le16_to_cpu(ev->u.sta.ch), ev->u.sta.bssid,
+		   le16_to_cpu(ev->u.sta.listen_intvl),
+		   le16_to_cpu(ev->u.sta.beacon_intvl),
+		   le32_to_cpu(ev->u.sta.nw_type));
+
+	/* Start of assoc rsp IEs */
+	pie = ev->assoc_info + ev->beacon_ie_len +
+	      ev->assoc_req_len + (sizeof(u16) * 3); /* capinfo, status, aid */
+
+	/* End of assoc rsp IEs */
+	peie = ev->assoc_info + ev->beacon_ie_len + ev->assoc_req_len +
+	    ev->assoc_resp_len;
+
+	while (pie < peie) {
+		switch (*pie) {
+		case WLAN_EID_VENDOR_SPECIFIC:
+			if (pie[1] > 3 && pie[2] == 0x00 && pie[3] == 0x50 &&
+			    pie[4] == 0xf2 && pie[5] == WMM_OUI_TYPE) {
+				/* WMM OUT (00:50:F2) */
+				if (pie[1] > 5 &&
+				    pie[6] == WMM_PARAM_OUI_SUBTYPE)
+					wmi->is_wmm_enabled = true;
+			}
+			break;
+		}
+
+		if (wmi->is_wmm_enabled)
+			break;
+
+		pie += pie[1] + 2;
+	}
+
+	ath6kl_connect_event(vif, le16_to_cpu(ev->u.sta.ch),
+			     ev->u.sta.bssid,
+			     le16_to_cpu(ev->u.sta.listen_intvl),
+			     le16_to_cpu(ev->u.sta.beacon_intvl),
+			     le32_to_cpu(ev->u.sta.nw_type),
+			     ev->beacon_ie_len, ev->assoc_req_len,
+			     ev->assoc_resp_len, ev->assoc_info);
+
+	return 0;
+}
+
+static struct country_code_to_enum_rd *
+ath6kl_regd_find_country(u16 countryCode)
+{
+	int i;
+
+	for (i = 0; i < ARRAY_SIZE(allCountries); i++) {
+		if (allCountries[i].countryCode == countryCode)
+			return &allCountries[i];
+	}
+
+	return NULL;
+}
+
+static struct reg_dmn_pair_mapping *
+ath6kl_get_regpair(u16 regdmn)
+{
+	int i;
+
+	if (regdmn == NO_ENUMRD)
+		return NULL;
+
+	for (i = 0; i < ARRAY_SIZE(regDomainPairs); i++) {
+		if (regDomainPairs[i].reg_domain == regdmn)
+			return &regDomainPairs[i];
+	}
+
+	return NULL;
+}
+
+static struct country_code_to_enum_rd *
+ath6kl_regd_find_country_by_rd(u16 regdmn)
+{
+	int i;
+
+	for (i = 0; i < ARRAY_SIZE(allCountries); i++) {
+		if (allCountries[i].regDmnEnum == regdmn)
+			return &allCountries[i];
+	}
+
+	return NULL;
+}
+
+static void ath6kl_wmi_regdomain_event(struct wmi *wmi, u8 *datap, int len)
+{
+	struct ath6kl_wmi_regdomain *ev;
+	struct country_code_to_enum_rd *country = NULL;
+	struct reg_dmn_pair_mapping *regpair = NULL;
+	char alpha2[2];
+	u32 reg_code;
+
+	ev = (struct ath6kl_wmi_regdomain *) datap;
+	reg_code = le32_to_cpu(ev->reg_code);
+
+	if ((reg_code >> ATH6KL_COUNTRY_RD_SHIFT) & COUNTRY_ERD_FLAG) {
+		country = ath6kl_regd_find_country((u16) reg_code);
+	} else if (!(((u16) reg_code & WORLD_SKU_MASK) == WORLD_SKU_PREFIX)) {
+		regpair = ath6kl_get_regpair((u16) reg_code);
+		country = ath6kl_regd_find_country_by_rd((u16) reg_code);
+		if (regpair)
+			ath6kl_dbg(ATH6KL_DBG_WMI, "Regpair used: 0x%0x\n",
+				   regpair->reg_domain);
+		else
+			ath6kl_warn("Regpair not found reg_code 0x%0x\n",
+				    reg_code);
+	}
+
+	if (country && wmi->parent_dev->wiphy_registered) {
+		alpha2[0] = country->isoName[0];
+		alpha2[1] = country->isoName[1];
+
+		regulatory_hint(wmi->parent_dev->wiphy, alpha2);
+
+		ath6kl_dbg(ATH6KL_DBG_WMI, "Country alpha2 being used: %c%c\n",
+			   alpha2[0], alpha2[1]);
+	}
+}
+
+static int ath6kl_wmi_disconnect_event_rx(struct wmi *wmi, u8 *datap, int len,
+					  struct ath6kl_vif *vif)
+{
+	struct wmi_disconnect_event *ev;
+	wmi->traffic_class = 100;
+
+	if (len < sizeof(struct wmi_disconnect_event))
+		return -EINVAL;
+
+	ev = (struct wmi_disconnect_event *) datap;
+
+	ath6kl_dbg(ATH6KL_DBG_WMI,
+		   "wmi event disconnect proto_reason %d bssid %pM wmi_reason %d assoc_resp_len %d\n",
+		   le16_to_cpu(ev->proto_reason_status), ev->bssid,
+		   ev->disconn_reason, ev->assoc_resp_len);
+
+	wmi->is_wmm_enabled = false;
+
+	ath6kl_disconnect_event(vif, ev->disconn_reason,
+				ev->bssid, ev->assoc_resp_len, ev->assoc_info,
+				le16_to_cpu(ev->proto_reason_status));
+
+	return 0;
+}
+
+static int ath6kl_wmi_peer_node_event_rx(struct wmi *wmi, u8 *datap, int len)
+{
+	struct wmi_peer_node_event *ev;
+
+	if (len < sizeof(struct wmi_peer_node_event))
+		return -EINVAL;
+
+	ev = (struct wmi_peer_node_event *) datap;
+
+	if (ev->event_code == PEER_NODE_JOIN_EVENT)
+		ath6kl_dbg(ATH6KL_DBG_WMI, "joined node with mac addr: %pM\n",
+			   ev->peer_mac_addr);
+	else if (ev->event_code == PEER_NODE_LEAVE_EVENT)
+		ath6kl_dbg(ATH6KL_DBG_WMI, "left node with mac addr: %pM\n",
+			   ev->peer_mac_addr);
+
+	return 0;
+}
+
+static int ath6kl_wmi_tkip_micerr_event_rx(struct wmi *wmi, u8 *datap, int len,
+					   struct ath6kl_vif *vif)
+{
+	struct wmi_tkip_micerr_event *ev;
+
+	if (len < sizeof(struct wmi_tkip_micerr_event))
+		return -EINVAL;
+
+	ev = (struct wmi_tkip_micerr_event *) datap;
+
+	ath6kl_tkip_micerr_event(vif, ev->key_id, ev->is_mcast);
+
+	return 0;
+}
+
+void ath6kl_wmi_sscan_timer(struct timer_list *t)
+{
+	struct ath6kl_vif *vif = from_timer(vif, t, sched_scan_timer);
+
+	cfg80211_sched_scan_results(vif->ar->wiphy, 0);
+}
+
+static int ath6kl_wmi_bssinfo_event_rx(struct wmi *wmi, u8 *datap, int len,
+				       struct ath6kl_vif *vif)
+{
+	struct wmi_bss_info_hdr2 *bih;
+	u8 *buf;
+	struct ieee80211_channel *channel;
+	struct ath6kl *ar = wmi->parent_dev;
+	struct cfg80211_bss *bss;
+
+	if (len <= sizeof(struct wmi_bss_info_hdr2))
+		return -EINVAL;
+
+	bih = (struct wmi_bss_info_hdr2 *) datap;
+	buf = datap + sizeof(struct wmi_bss_info_hdr2);
+	len -= sizeof(struct wmi_bss_info_hdr2);
+
+	ath6kl_dbg(ATH6KL_DBG_WMI,
+		   "bss info evt - ch %u, snr %d, rssi %d, bssid \"%pM\" "
+		   "frame_type=%d\n",
+		   bih->ch, bih->snr, bih->snr - 95, bih->bssid,
+		   bih->frame_type);
+
+	if (bih->frame_type != BEACON_FTYPE &&
+	    bih->frame_type != PROBERESP_FTYPE)
+		return 0; /* Only update BSS table for now */
+
+	if (bih->frame_type == BEACON_FTYPE &&
+	    test_bit(CLEAR_BSSFILTER_ON_BEACON, &vif->flags)) {
+		clear_bit(CLEAR_BSSFILTER_ON_BEACON, &vif->flags);
+		ath6kl_wmi_bssfilter_cmd(ar->wmi, vif->fw_vif_idx,
+					 NONE_BSS_FILTER, 0);
+	}
+
+	channel = ieee80211_get_channel(ar->wiphy, le16_to_cpu(bih->ch));
+	if (channel == NULL)
+		return -EINVAL;
+
+	if (len < 8 + 2 + 2)
+		return -EINVAL;
+
+	if (bih->frame_type == BEACON_FTYPE &&
+	    test_bit(CONNECTED, &vif->flags) &&
+	    memcmp(bih->bssid, vif->bssid, ETH_ALEN) == 0) {
+		const u8 *tim;
+		tim = cfg80211_find_ie(WLAN_EID_TIM, buf + 8 + 2 + 2,
+				       len - 8 - 2 - 2);
+		if (tim && tim[1] >= 2) {
+			vif->assoc_bss_dtim_period = tim[3];
+			set_bit(DTIM_PERIOD_AVAIL, &vif->flags);
+		}
+	}
+
+	bss = cfg80211_inform_bss(ar->wiphy, channel,
+				  bih->frame_type == BEACON_FTYPE ?
+					CFG80211_BSS_FTYPE_BEACON :
+					CFG80211_BSS_FTYPE_PRESP,
+				  bih->bssid, get_unaligned_le64((__le64 *)buf),
+				  get_unaligned_le16(((__le16 *)buf) + 5),
+				  get_unaligned_le16(((__le16 *)buf) + 4),
+				  buf + 8 + 2 + 2, len - 8 - 2 - 2,
+				  (bih->snr - 95) * 100, GFP_ATOMIC);
+	if (bss == NULL)
+		return -ENOMEM;
+	cfg80211_put_bss(ar->wiphy, bss);
+
+	/*
+	 * Firmware doesn't return any event when scheduled scan has
+	 * finished, so we need to use a timer to find out when there are
+	 * no more results.
+	 *
+	 * The timer is started from the first bss info received, otherwise
+	 * the timer would not ever fire if the scan interval is short
+	 * enough.
+	 */
+	if (test_bit(SCHED_SCANNING, &vif->flags) &&
+	    !timer_pending(&vif->sched_scan_timer)) {
+		mod_timer(&vif->sched_scan_timer, jiffies +
+			  msecs_to_jiffies(ATH6KL_SCHED_SCAN_RESULT_DELAY));
+	}
+
+	return 0;
+}
+
+/* Inactivity timeout of a fatpipe(pstream) at the target */
+static int ath6kl_wmi_pstream_timeout_event_rx(struct wmi *wmi, u8 *datap,
+					       int len)
+{
+	struct wmi_pstream_timeout_event *ev;
+
+	if (len < sizeof(struct wmi_pstream_timeout_event))
+		return -EINVAL;
+
+	ev = (struct wmi_pstream_timeout_event *) datap;
+	if (ev->traffic_class >= WMM_NUM_AC) {
+		ath6kl_err("invalid traffic class: %d\n", ev->traffic_class);
+		return -EINVAL;
+	}
+
+	/*
+	 * When the pstream (fat pipe == AC) timesout, it means there were
+	 * no thinStreams within this pstream & it got implicitly created
+	 * due to data flow on this AC. We start the inactivity timer only
+	 * for implicitly created pstream. Just reset the host state.
+	 */
+	spin_lock_bh(&wmi->lock);
+	wmi->stream_exist_for_ac[ev->traffic_class] = 0;
+	wmi->fat_pipe_exist &= ~(1 << ev->traffic_class);
+	spin_unlock_bh(&wmi->lock);
+
+	/* Indicate inactivity to driver layer for this fatpipe (pstream) */
+	ath6kl_indicate_tx_activity(wmi->parent_dev, ev->traffic_class, false);
+
+	return 0;
+}
+
+static int ath6kl_wmi_bitrate_reply_rx(struct wmi *wmi, u8 *datap, int len)
+{
+	struct wmi_bit_rate_reply *reply;
+	s32 rate;
+	u32 sgi, index;
+
+	if (len < sizeof(struct wmi_bit_rate_reply))
+		return -EINVAL;
+
+	reply = (struct wmi_bit_rate_reply *) datap;
+
+	ath6kl_dbg(ATH6KL_DBG_WMI, "rateindex %d\n", reply->rate_index);
+
+	if (reply->rate_index == (s8) RATE_AUTO) {
+		rate = RATE_AUTO;
+	} else {
+		index = reply->rate_index & 0x7f;
+		if (WARN_ON_ONCE(index > (RATE_MCS_7_40 + 1)))
+			return -EINVAL;
+
+		sgi = (reply->rate_index & 0x80) ? 1 : 0;
+		rate = wmi_rate_tbl[index][sgi];
+	}
+
+	ath6kl_wakeup_event(wmi->parent_dev);
+
+	return 0;
+}
+
+static int ath6kl_wmi_test_rx(struct wmi *wmi, u8 *datap, int len)
+{
+	ath6kl_tm_rx_event(wmi->parent_dev, datap, len);
+
+	return 0;
+}
+
+static int ath6kl_wmi_ratemask_reply_rx(struct wmi *wmi, u8 *datap, int len)
+{
+	if (len < sizeof(struct wmi_fix_rates_reply))
+		return -EINVAL;
+
+	ath6kl_wakeup_event(wmi->parent_dev);
+
+	return 0;
+}
+
+static int ath6kl_wmi_ch_list_reply_rx(struct wmi *wmi, u8 *datap, int len)
+{
+	if (len < sizeof(struct wmi_channel_list_reply))
+		return -EINVAL;
+
+	ath6kl_wakeup_event(wmi->parent_dev);
+
+	return 0;
+}
+
+static int ath6kl_wmi_tx_pwr_reply_rx(struct wmi *wmi, u8 *datap, int len)
+{
+	struct wmi_tx_pwr_reply *reply;
+
+	if (len < sizeof(struct wmi_tx_pwr_reply))
+		return -EINVAL;
+
+	reply = (struct wmi_tx_pwr_reply *) datap;
+	ath6kl_txpwr_rx_evt(wmi->parent_dev, reply->dbM);
+
+	return 0;
+}
+
+static int ath6kl_wmi_keepalive_reply_rx(struct wmi *wmi, u8 *datap, int len)
+{
+	if (len < sizeof(struct wmi_get_keepalive_cmd))
+		return -EINVAL;
+
+	ath6kl_wakeup_event(wmi->parent_dev);
+
+	return 0;
+}
+
+static int ath6kl_wmi_scan_complete_rx(struct wmi *wmi, u8 *datap, int len,
+				       struct ath6kl_vif *vif)
+{
+	struct wmi_scan_complete_event *ev;
+
+	ev = (struct wmi_scan_complete_event *) datap;
+
+	ath6kl_scan_complete_evt(vif, a_sle32_to_cpu(ev->status));
+	wmi->is_probe_ssid = false;
+
+	return 0;
+}
+
+static int ath6kl_wmi_neighbor_report_event_rx(struct wmi *wmi, u8 *datap,
+					       int len, struct ath6kl_vif *vif)
+{
+	struct wmi_neighbor_report_event *ev;
+	u8 i;
+
+	if (len < sizeof(*ev))
+		return -EINVAL;
+	ev = (struct wmi_neighbor_report_event *) datap;
+	if (sizeof(*ev) + ev->num_neighbors * sizeof(struct wmi_neighbor_info)
+	    > len) {
+		ath6kl_dbg(ATH6KL_DBG_WMI,
+			   "truncated neighbor event (num=%d len=%d)\n",
+			   ev->num_neighbors, len);
+		return -EINVAL;
+	}
+	for (i = 0; i < ev->num_neighbors; i++) {
+		ath6kl_dbg(ATH6KL_DBG_WMI, "neighbor %d/%d - %pM 0x%x\n",
+			   i + 1, ev->num_neighbors, ev->neighbor[i].bssid,
+			   ev->neighbor[i].bss_flags);
+		cfg80211_pmksa_candidate_notify(vif->ndev, i,
+						ev->neighbor[i].bssid,
+						!!(ev->neighbor[i].bss_flags &
+						   WMI_PREAUTH_CAPABLE_BSS),
+						GFP_ATOMIC);
+	}
+
+	return 0;
+}
+
+/*
+ * Target is reporting a programming error.  This is for
+ * developer aid only.  Target only checks a few common violations
+ * and it is responsibility of host to do all error checking.
+ * Behavior of target after wmi error event is undefined.
+ * A reset is recommended.
+ */
+static int ath6kl_wmi_error_event_rx(struct wmi *wmi, u8 *datap, int len)
+{
+	const char *type = "unknown error";
+	struct wmi_cmd_error_event *ev;
+	ev = (struct wmi_cmd_error_event *) datap;
+
+	switch (ev->err_code) {
+	case INVALID_PARAM:
+		type = "invalid parameter";
+		break;
+	case ILLEGAL_STATE:
+		type = "invalid state";
+		break;
+	case INTERNAL_ERROR:
+		type = "internal error";
+		break;
+	}
+
+	ath6kl_dbg(ATH6KL_DBG_WMI, "programming error, cmd=%d %s\n",
+		   ev->cmd_id, type);
+
+	return 0;
+}
+
+static int ath6kl_wmi_stats_event_rx(struct wmi *wmi, u8 *datap, int len,
+				     struct ath6kl_vif *vif)
+{
+	ath6kl_tgt_stats_event(vif, datap, len);
+
+	return 0;
+}
+
+static u8 ath6kl_wmi_get_upper_threshold(s16 rssi,
+					 struct sq_threshold_params *sq_thresh,
+					 u32 size)
+{
+	u32 index;
+	u8 threshold = (u8) sq_thresh->upper_threshold[size - 1];
+
+	/* The list is already in sorted order. Get the next lower value */
+	for (index = 0; index < size; index++) {
+		if (rssi < sq_thresh->upper_threshold[index]) {
+			threshold = (u8) sq_thresh->upper_threshold[index];
+			break;
+		}
+	}
+
+	return threshold;
+}
+
+static u8 ath6kl_wmi_get_lower_threshold(s16 rssi,
+					 struct sq_threshold_params *sq_thresh,
+					 u32 size)
+{
+	u32 index;
+	u8 threshold = (u8) sq_thresh->lower_threshold[size - 1];
+
+	/* The list is already in sorted order. Get the next lower value */
+	for (index = 0; index < size; index++) {
+		if (rssi > sq_thresh->lower_threshold[index]) {
+			threshold = (u8) sq_thresh->lower_threshold[index];
+			break;
+		}
+	}
+
+	return threshold;
+}
+
+static int ath6kl_wmi_send_rssi_threshold_params(struct wmi *wmi,
+			struct wmi_rssi_threshold_params_cmd *rssi_cmd)
+{
+	struct sk_buff *skb;
+	struct wmi_rssi_threshold_params_cmd *cmd;
+
+	skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
+	if (!skb)
+		return -ENOMEM;
+
+	cmd = (struct wmi_rssi_threshold_params_cmd *) skb->data;
+	memcpy(cmd, rssi_cmd, sizeof(struct wmi_rssi_threshold_params_cmd));
+
+	return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_RSSI_THRESHOLD_PARAMS_CMDID,
+				   NO_SYNC_WMIFLAG);
+}
+
+static int ath6kl_wmi_rssi_threshold_event_rx(struct wmi *wmi, u8 *datap,
+					      int len)
+{
+	struct wmi_rssi_threshold_event *reply;
+	struct wmi_rssi_threshold_params_cmd cmd;
+	struct sq_threshold_params *sq_thresh;
+	enum wmi_rssi_threshold_val new_threshold;
+	u8 upper_rssi_threshold, lower_rssi_threshold;
+	s16 rssi;
+	int ret;
+
+	if (len < sizeof(struct wmi_rssi_threshold_event))
+		return -EINVAL;
+
+	reply = (struct wmi_rssi_threshold_event *) datap;
+	new_threshold = (enum wmi_rssi_threshold_val) reply->range;
+	rssi = a_sle16_to_cpu(reply->rssi);
+
+	sq_thresh = &wmi->sq_threshld[SIGNAL_QUALITY_METRICS_RSSI];
+
+	/*
+	 * Identify the threshold breached and communicate that to the app.
+	 * After that install a new set of thresholds based on the signal
+	 * quality reported by the target
+	 */
+	if (new_threshold) {
+		/* Upper threshold breached */
+		if (rssi < sq_thresh->upper_threshold[0]) {
+			ath6kl_dbg(ATH6KL_DBG_WMI,
+				   "spurious upper rssi threshold event: %d\n",
+				   rssi);
+		} else if ((rssi < sq_thresh->upper_threshold[1]) &&
+			   (rssi >= sq_thresh->upper_threshold[0])) {
+			new_threshold = WMI_RSSI_THRESHOLD1_ABOVE;
+		} else if ((rssi < sq_thresh->upper_threshold[2]) &&
+			   (rssi >= sq_thresh->upper_threshold[1])) {
+			new_threshold = WMI_RSSI_THRESHOLD2_ABOVE;
+		} else if ((rssi < sq_thresh->upper_threshold[3]) &&
+			   (rssi >= sq_thresh->upper_threshold[2])) {
+			new_threshold = WMI_RSSI_THRESHOLD3_ABOVE;
+		} else if ((rssi < sq_thresh->upper_threshold[4]) &&
+			   (rssi >= sq_thresh->upper_threshold[3])) {
+			new_threshold = WMI_RSSI_THRESHOLD4_ABOVE;
+		} else if ((rssi < sq_thresh->upper_threshold[5]) &&
+			   (rssi >= sq_thresh->upper_threshold[4])) {
+			new_threshold = WMI_RSSI_THRESHOLD5_ABOVE;
+		} else if (rssi >= sq_thresh->upper_threshold[5]) {
+			new_threshold = WMI_RSSI_THRESHOLD6_ABOVE;
+		}
+	} else {
+		/* Lower threshold breached */
+		if (rssi > sq_thresh->lower_threshold[0]) {
+			ath6kl_dbg(ATH6KL_DBG_WMI,
+				   "spurious lower rssi threshold event: %d %d\n",
+				rssi, sq_thresh->lower_threshold[0]);
+		} else if ((rssi > sq_thresh->lower_threshold[1]) &&
+			   (rssi <= sq_thresh->lower_threshold[0])) {
+			new_threshold = WMI_RSSI_THRESHOLD6_BELOW;
+		} else if ((rssi > sq_thresh->lower_threshold[2]) &&
+			   (rssi <= sq_thresh->lower_threshold[1])) {
+			new_threshold = WMI_RSSI_THRESHOLD5_BELOW;
+		} else if ((rssi > sq_thresh->lower_threshold[3]) &&
+			   (rssi <= sq_thresh->lower_threshold[2])) {
+			new_threshold = WMI_RSSI_THRESHOLD4_BELOW;
+		} else if ((rssi > sq_thresh->lower_threshold[4]) &&
+			   (rssi <= sq_thresh->lower_threshold[3])) {
+			new_threshold = WMI_RSSI_THRESHOLD3_BELOW;
+		} else if ((rssi > sq_thresh->lower_threshold[5]) &&
+			   (rssi <= sq_thresh->lower_threshold[4])) {
+			new_threshold = WMI_RSSI_THRESHOLD2_BELOW;
+		} else if (rssi <= sq_thresh->lower_threshold[5]) {
+			new_threshold = WMI_RSSI_THRESHOLD1_BELOW;
+		}
+	}
+
+	/* Calculate and install the next set of thresholds */
+	lower_rssi_threshold = ath6kl_wmi_get_lower_threshold(rssi, sq_thresh,
+				       sq_thresh->lower_threshold_valid_count);
+	upper_rssi_threshold = ath6kl_wmi_get_upper_threshold(rssi, sq_thresh,
+				       sq_thresh->upper_threshold_valid_count);
+
+	/* Issue a wmi command to install the thresholds */
+	cmd.thresh_above1_val = a_cpu_to_sle16(upper_rssi_threshold);
+	cmd.thresh_below1_val = a_cpu_to_sle16(lower_rssi_threshold);
+	cmd.weight = sq_thresh->weight;
+	cmd.poll_time = cpu_to_le32(sq_thresh->polling_interval);
+
+	ret = ath6kl_wmi_send_rssi_threshold_params(wmi, &cmd);
+	if (ret) {
+		ath6kl_err("unable to configure rssi thresholds\n");
+		return -EIO;
+	}
+
+	return 0;
+}
+
+static int ath6kl_wmi_cac_event_rx(struct wmi *wmi, u8 *datap, int len,
+				   struct ath6kl_vif *vif)
+{
+	struct wmi_cac_event *reply;
+	struct ieee80211_tspec_ie *ts;
+	u16 active_tsids, tsinfo;
+	u8 tsid, index;
+	u8 ts_id;
+
+	if (len < sizeof(struct wmi_cac_event))
+		return -EINVAL;
+
+	reply = (struct wmi_cac_event *) datap;
+	if (reply->ac >= WMM_NUM_AC) {
+		ath6kl_err("invalid AC: %d\n", reply->ac);
+		return -EINVAL;
+	}
+
+	if ((reply->cac_indication == CAC_INDICATION_ADMISSION_RESP) &&
+	    (reply->status_code != IEEE80211_TSPEC_STATUS_ADMISS_ACCEPTED)) {
+		ts = (struct ieee80211_tspec_ie *) &(reply->tspec_suggestion);
+		tsinfo = le16_to_cpu(ts->tsinfo);
+		tsid = (tsinfo >> IEEE80211_WMM_IE_TSPEC_TID_SHIFT) &
+			IEEE80211_WMM_IE_TSPEC_TID_MASK;
+
+		ath6kl_wmi_delete_pstream_cmd(wmi, vif->fw_vif_idx,
+					      reply->ac, tsid);
+	} else if (reply->cac_indication == CAC_INDICATION_NO_RESP) {
+		/*
+		 * Following assumes that there is only one outstanding
+		 * ADDTS request when this event is received
+		 */
+		spin_lock_bh(&wmi->lock);
+		active_tsids = wmi->stream_exist_for_ac[reply->ac];
+		spin_unlock_bh(&wmi->lock);
+
+		for (index = 0; index < sizeof(active_tsids) * 8; index++) {
+			if ((active_tsids >> index) & 1)
+				break;
+		}
+		if (index < (sizeof(active_tsids) * 8))
+			ath6kl_wmi_delete_pstream_cmd(wmi, vif->fw_vif_idx,
+						      reply->ac, index);
+	}
+
+	/*
+	 * Clear active tsids and Add missing handling
+	 * for delete qos stream from AP
+	 */
+	else if (reply->cac_indication == CAC_INDICATION_DELETE) {
+		ts = (struct ieee80211_tspec_ie *) &(reply->tspec_suggestion);
+		tsinfo = le16_to_cpu(ts->tsinfo);
+		ts_id = ((tsinfo >> IEEE80211_WMM_IE_TSPEC_TID_SHIFT) &
+			 IEEE80211_WMM_IE_TSPEC_TID_MASK);
+
+		spin_lock_bh(&wmi->lock);
+		wmi->stream_exist_for_ac[reply->ac] &= ~(1 << ts_id);
+		active_tsids = wmi->stream_exist_for_ac[reply->ac];
+		spin_unlock_bh(&wmi->lock);
+
+		/* Indicate stream inactivity to driver layer only if all tsids
+		 * within this AC are deleted.
+		 */
+		if (!active_tsids) {
+			ath6kl_indicate_tx_activity(wmi->parent_dev, reply->ac,
+						    false);
+			wmi->fat_pipe_exist &= ~(1 << reply->ac);
+		}
+	}
+
+	return 0;
+}
+
+static int ath6kl_wmi_txe_notify_event_rx(struct wmi *wmi, u8 *datap, int len,
+					  struct ath6kl_vif *vif)
+{
+	struct wmi_txe_notify_event *ev;
+	u32 rate, pkts;
+
+	if (len < sizeof(*ev))
+		return -EINVAL;
+
+	if (vif->nw_type != INFRA_NETWORK ||
+	    !test_bit(ATH6KL_FW_CAPABILITY_TX_ERR_NOTIFY,
+		      vif->ar->fw_capabilities))
+		return -EOPNOTSUPP;
+
+	if (vif->sme_state != SME_CONNECTED)
+		return -ENOTCONN;
+
+	ev = (struct wmi_txe_notify_event *) datap;
+	rate = le32_to_cpu(ev->rate);
+	pkts = le32_to_cpu(ev->pkts);
+
+	ath6kl_dbg(ATH6KL_DBG_WMI, "TXE notify event: peer %pM rate %d%% pkts %d intvl %ds\n",
+		   vif->bssid, rate, pkts, vif->txe_intvl);
+
+	cfg80211_cqm_txe_notify(vif->ndev, vif->bssid, pkts,
+				rate, vif->txe_intvl, GFP_KERNEL);
+
+	return 0;
+}
+
+int ath6kl_wmi_set_txe_notify(struct wmi *wmi, u8 idx,
+			      u32 rate, u32 pkts, u32 intvl)
+{
+	struct sk_buff *skb;
+	struct wmi_txe_notify_cmd *cmd;
+
+	skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
+	if (!skb)
+		return -ENOMEM;
+
+	cmd = (struct wmi_txe_notify_cmd *) skb->data;
+	cmd->rate = cpu_to_le32(rate);
+	cmd->pkts = cpu_to_le32(pkts);
+	cmd->intvl = cpu_to_le32(intvl);
+
+	return ath6kl_wmi_cmd_send(wmi, idx, skb, WMI_SET_TXE_NOTIFY_CMDID,
+				   NO_SYNC_WMIFLAG);
+}
+
+int ath6kl_wmi_set_rssi_filter_cmd(struct wmi *wmi, u8 if_idx, s8 rssi)
+{
+	struct sk_buff *skb;
+	struct wmi_set_rssi_filter_cmd *cmd;
+	int ret;
+
+	skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
+	if (!skb)
+		return -ENOMEM;
+
+	cmd = (struct wmi_set_rssi_filter_cmd *) skb->data;
+	cmd->rssi = rssi;
+
+	ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_RSSI_FILTER_CMDID,
+				  NO_SYNC_WMIFLAG);
+	return ret;
+}
+
+static int ath6kl_wmi_send_snr_threshold_params(struct wmi *wmi,
+			struct wmi_snr_threshold_params_cmd *snr_cmd)
+{
+	struct sk_buff *skb;
+	struct wmi_snr_threshold_params_cmd *cmd;
+
+	skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
+	if (!skb)
+		return -ENOMEM;
+
+	cmd = (struct wmi_snr_threshold_params_cmd *) skb->data;
+	memcpy(cmd, snr_cmd, sizeof(struct wmi_snr_threshold_params_cmd));
+
+	return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SNR_THRESHOLD_PARAMS_CMDID,
+				   NO_SYNC_WMIFLAG);
+}
+
+static int ath6kl_wmi_snr_threshold_event_rx(struct wmi *wmi, u8 *datap,
+					     int len)
+{
+	struct wmi_snr_threshold_event *reply;
+	struct sq_threshold_params *sq_thresh;
+	struct wmi_snr_threshold_params_cmd cmd;
+	enum wmi_snr_threshold_val new_threshold;
+	u8 upper_snr_threshold, lower_snr_threshold;
+	s16 snr;
+	int ret;
+
+	if (len < sizeof(struct wmi_snr_threshold_event))
+		return -EINVAL;
+
+	reply = (struct wmi_snr_threshold_event *) datap;
+
+	new_threshold = (enum wmi_snr_threshold_val) reply->range;
+	snr = reply->snr;
+
+	sq_thresh = &wmi->sq_threshld[SIGNAL_QUALITY_METRICS_SNR];
+
+	/*
+	 * Identify the threshold breached and communicate that to the app.
+	 * After that install a new set of thresholds based on the signal
+	 * quality reported by the target.
+	 */
+	if (new_threshold) {
+		/* Upper threshold breached */
+		if (snr < sq_thresh->upper_threshold[0]) {
+			ath6kl_dbg(ATH6KL_DBG_WMI,
+				   "spurious upper snr threshold event: %d\n",
+				   snr);
+		} else if ((snr < sq_thresh->upper_threshold[1]) &&
+			   (snr >= sq_thresh->upper_threshold[0])) {
+			new_threshold = WMI_SNR_THRESHOLD1_ABOVE;
+		} else if ((snr < sq_thresh->upper_threshold[2]) &&
+			   (snr >= sq_thresh->upper_threshold[1])) {
+			new_threshold = WMI_SNR_THRESHOLD2_ABOVE;
+		} else if ((snr < sq_thresh->upper_threshold[3]) &&
+			   (snr >= sq_thresh->upper_threshold[2])) {
+			new_threshold = WMI_SNR_THRESHOLD3_ABOVE;
+		} else if (snr >= sq_thresh->upper_threshold[3]) {
+			new_threshold = WMI_SNR_THRESHOLD4_ABOVE;
+		}
+	} else {
+		/* Lower threshold breached */
+		if (snr > sq_thresh->lower_threshold[0]) {
+			ath6kl_dbg(ATH6KL_DBG_WMI,
+				   "spurious lower snr threshold event: %d\n",
+				   sq_thresh->lower_threshold[0]);
+		} else if ((snr > sq_thresh->lower_threshold[1]) &&
+			   (snr <= sq_thresh->lower_threshold[0])) {
+			new_threshold = WMI_SNR_THRESHOLD4_BELOW;
+		} else if ((snr > sq_thresh->lower_threshold[2]) &&
+			   (snr <= sq_thresh->lower_threshold[1])) {
+			new_threshold = WMI_SNR_THRESHOLD3_BELOW;
+		} else if ((snr > sq_thresh->lower_threshold[3]) &&
+			   (snr <= sq_thresh->lower_threshold[2])) {
+			new_threshold = WMI_SNR_THRESHOLD2_BELOW;
+		} else if (snr <= sq_thresh->lower_threshold[3]) {
+			new_threshold = WMI_SNR_THRESHOLD1_BELOW;
+		}
+	}
+
+	/* Calculate and install the next set of thresholds */
+	lower_snr_threshold = ath6kl_wmi_get_lower_threshold(snr, sq_thresh,
+				       sq_thresh->lower_threshold_valid_count);
+	upper_snr_threshold = ath6kl_wmi_get_upper_threshold(snr, sq_thresh,
+				       sq_thresh->upper_threshold_valid_count);
+
+	/* Issue a wmi command to install the thresholds */
+	cmd.thresh_above1_val = upper_snr_threshold;
+	cmd.thresh_below1_val = lower_snr_threshold;
+	cmd.weight = sq_thresh->weight;
+	cmd.poll_time = cpu_to_le32(sq_thresh->polling_interval);
+
+	ath6kl_dbg(ATH6KL_DBG_WMI,
+		   "snr: %d, threshold: %d, lower: %d, upper: %d\n",
+		   snr, new_threshold,
+		   lower_snr_threshold, upper_snr_threshold);
+
+	ret = ath6kl_wmi_send_snr_threshold_params(wmi, &cmd);
+	if (ret) {
+		ath6kl_err("unable to configure snr threshold\n");
+		return -EIO;
+	}
+
+	return 0;
+}
+
+static int ath6kl_wmi_aplist_event_rx(struct wmi *wmi, u8 *datap, int len)
+{
+	u16 ap_info_entry_size;
+	struct wmi_aplist_event *ev = (struct wmi_aplist_event *) datap;
+	struct wmi_ap_info_v1 *ap_info_v1;
+	u8 index;
+
+	if (len < sizeof(struct wmi_aplist_event) ||
+	    ev->ap_list_ver != APLIST_VER1)
+		return -EINVAL;
+
+	ap_info_entry_size = sizeof(struct wmi_ap_info_v1);
+	ap_info_v1 = (struct wmi_ap_info_v1 *) ev->ap_list;
+
+	ath6kl_dbg(ATH6KL_DBG_WMI,
+		   "number of APs in aplist event: %d\n", ev->num_ap);
+
+	if (len < (int) (sizeof(struct wmi_aplist_event) +
+			 (ev->num_ap - 1) * ap_info_entry_size))
+		return -EINVAL;
+
+	/* AP list version 1 contents */
+	for (index = 0; index < ev->num_ap; index++) {
+		ath6kl_dbg(ATH6KL_DBG_WMI, "AP#%d BSSID %pM Channel %d\n",
+			   index, ap_info_v1->bssid, ap_info_v1->channel);
+		ap_info_v1++;
+	}
+
+	return 0;
+}
+
+int ath6kl_wmi_cmd_send(struct wmi *wmi, u8 if_idx, struct sk_buff *skb,
+			enum wmi_cmd_id cmd_id, enum wmi_sync_flag sync_flag)
+{
+	struct wmi_cmd_hdr *cmd_hdr;
+	enum htc_endpoint_id ep_id = wmi->ep_id;
+	int ret;
+	u16 info1;
+
+	if (WARN_ON(skb == NULL ||
+		    (if_idx > (wmi->parent_dev->vif_max - 1)))) {
+		dev_kfree_skb(skb);
+		return -EINVAL;
+	}
+
+	ath6kl_dbg(ATH6KL_DBG_WMI, "wmi tx id %d len %d flag %d\n",
+		   cmd_id, skb->len, sync_flag);
+	ath6kl_dbg_dump(ATH6KL_DBG_WMI_DUMP, NULL, "wmi tx ",
+			skb->data, skb->len);
+
+	if (sync_flag >= END_WMIFLAG) {
+		dev_kfree_skb(skb);
+		return -EINVAL;
+	}
+
+	if ((sync_flag == SYNC_BEFORE_WMIFLAG) ||
+	    (sync_flag == SYNC_BOTH_WMIFLAG)) {
+		/*
+		 * Make sure all data currently queued is transmitted before
+		 * the cmd execution.  Establish a new sync point.
+		 */
+		ath6kl_wmi_sync_point(wmi, if_idx);
+	}
+
+	skb_push(skb, sizeof(struct wmi_cmd_hdr));
+
+	cmd_hdr = (struct wmi_cmd_hdr *) skb->data;
+	cmd_hdr->cmd_id = cpu_to_le16(cmd_id);
+	info1 = if_idx & WMI_CMD_HDR_IF_ID_MASK;
+	cmd_hdr->info1 = cpu_to_le16(info1);
+
+	/* Only for OPT_TX_CMD, use BE endpoint. */
+	if (cmd_id == WMI_OPT_TX_FRAME_CMDID) {
+		ret = ath6kl_wmi_data_hdr_add(wmi, skb, OPT_MSGTYPE,
+					      false, false, 0, NULL, if_idx);
+		if (ret) {
+			dev_kfree_skb(skb);
+			return ret;
+		}
+		ep_id = ath6kl_ac2_endpoint_id(wmi->parent_dev, WMM_AC_BE);
+	}
+
+	ath6kl_control_tx(wmi->parent_dev, skb, ep_id);
+
+	if ((sync_flag == SYNC_AFTER_WMIFLAG) ||
+	    (sync_flag == SYNC_BOTH_WMIFLAG)) {
+		/*
+		 * Make sure all new data queued waits for the command to
+		 * execute. Establish a new sync point.
+		 */
+		ath6kl_wmi_sync_point(wmi, if_idx);
+	}
+
+	return 0;
+}
+
+int ath6kl_wmi_connect_cmd(struct wmi *wmi, u8 if_idx,
+			   enum network_type nw_type,
+			   enum dot11_auth_mode dot11_auth_mode,
+			   enum auth_mode auth_mode,
+			   enum crypto_type pairwise_crypto,
+			   u8 pairwise_crypto_len,
+			   enum crypto_type group_crypto,
+			   u8 group_crypto_len, int ssid_len, u8 *ssid,
+			   u8 *bssid, u16 channel, u32 ctrl_flags,
+			   u8 nw_subtype)
+{
+	struct sk_buff *skb;
+	struct wmi_connect_cmd *cc;
+	int ret;
+
+	ath6kl_dbg(ATH6KL_DBG_WMI,
+		   "wmi connect bssid %pM freq %d flags 0x%x ssid_len %d "
+		   "type %d dot11_auth %d auth %d pairwise %d group %d\n",
+		   bssid, channel, ctrl_flags, ssid_len, nw_type,
+		   dot11_auth_mode, auth_mode, pairwise_crypto, group_crypto);
+	ath6kl_dbg_dump(ATH6KL_DBG_WMI, NULL, "ssid ", ssid, ssid_len);
+
+	wmi->traffic_class = 100;
+
+	if ((pairwise_crypto == NONE_CRYPT) && (group_crypto != NONE_CRYPT))
+		return -EINVAL;
+
+	if ((pairwise_crypto != NONE_CRYPT) && (group_crypto == NONE_CRYPT))
+		return -EINVAL;
+
+	skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_connect_cmd));
+	if (!skb)
+		return -ENOMEM;
+
+	cc = (struct wmi_connect_cmd *) skb->data;
+
+	if (ssid_len)
+		memcpy(cc->ssid, ssid, ssid_len);
+
+	cc->ssid_len = ssid_len;
+	cc->nw_type = nw_type;
+	cc->dot11_auth_mode = dot11_auth_mode;
+	cc->auth_mode = auth_mode;
+	cc->prwise_crypto_type = pairwise_crypto;
+	cc->prwise_crypto_len = pairwise_crypto_len;
+	cc->grp_crypto_type = group_crypto;
+	cc->grp_crypto_len = group_crypto_len;
+	cc->ch = cpu_to_le16(channel);
+	cc->ctrl_flags = cpu_to_le32(ctrl_flags);
+	cc->nw_subtype = nw_subtype;
+
+	if (bssid != NULL)
+		memcpy(cc->bssid, bssid, ETH_ALEN);
+
+	ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_CONNECT_CMDID,
+				  NO_SYNC_WMIFLAG);
+
+	return ret;
+}
+
+int ath6kl_wmi_reconnect_cmd(struct wmi *wmi, u8 if_idx, u8 *bssid,
+			     u16 channel)
+{
+	struct sk_buff *skb;
+	struct wmi_reconnect_cmd *cc;
+	int ret;
+
+	ath6kl_dbg(ATH6KL_DBG_WMI, "wmi reconnect bssid %pM freq %d\n",
+		   bssid, channel);
+
+	wmi->traffic_class = 100;
+
+	skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_reconnect_cmd));
+	if (!skb)
+		return -ENOMEM;
+
+	cc = (struct wmi_reconnect_cmd *) skb->data;
+	cc->channel = cpu_to_le16(channel);
+
+	if (bssid != NULL)
+		memcpy(cc->bssid, bssid, ETH_ALEN);
+
+	ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_RECONNECT_CMDID,
+				  NO_SYNC_WMIFLAG);
+
+	return ret;
+}
+
+int ath6kl_wmi_disconnect_cmd(struct wmi *wmi, u8 if_idx)
+{
+	int ret;
+
+	ath6kl_dbg(ATH6KL_DBG_WMI, "wmi disconnect\n");
+
+	wmi->traffic_class = 100;
+
+	/* Disconnect command does not need to do a SYNC before. */
+	ret = ath6kl_wmi_simple_cmd(wmi, if_idx, WMI_DISCONNECT_CMDID);
+
+	return ret;
+}
+
+/* ath6kl_wmi_start_scan_cmd is to be deprecated. Use
+ * ath6kl_wmi_begin_scan_cmd instead. The new function supports P2P
+ * mgmt operations using station interface.
+ */
+static int ath6kl_wmi_startscan_cmd(struct wmi *wmi, u8 if_idx,
+				    enum wmi_scan_type scan_type,
+				    u32 force_fgscan, u32 is_legacy,
+				    u32 home_dwell_time,
+				    u32 force_scan_interval,
+				    s8 num_chan, u16 *ch_list)
+{
+	struct sk_buff *skb;
+	struct wmi_start_scan_cmd *sc;
+	s8 size;
+	int i, ret;
+
+	size = sizeof(struct wmi_start_scan_cmd);
+
+	if ((scan_type != WMI_LONG_SCAN) && (scan_type != WMI_SHORT_SCAN))
+		return -EINVAL;
+
+	if (num_chan > WMI_MAX_CHANNELS)
+		return -EINVAL;
+
+	if (num_chan)
+		size += sizeof(u16) * (num_chan - 1);
+
+	skb = ath6kl_wmi_get_new_buf(size);
+	if (!skb)
+		return -ENOMEM;
+
+	sc = (struct wmi_start_scan_cmd *) skb->data;
+	sc->scan_type = scan_type;
+	sc->force_fg_scan = cpu_to_le32(force_fgscan);
+	sc->is_legacy = cpu_to_le32(is_legacy);
+	sc->home_dwell_time = cpu_to_le32(home_dwell_time);
+	sc->force_scan_intvl = cpu_to_le32(force_scan_interval);
+	sc->num_ch = num_chan;
+
+	for (i = 0; i < num_chan; i++)
+		sc->ch_list[i] = cpu_to_le16(ch_list[i]);
+
+	ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_START_SCAN_CMDID,
+				  NO_SYNC_WMIFLAG);
+
+	return ret;
+}
+
+/*
+ * beginscan supports (compared to old startscan) P2P mgmt operations using
+ * station interface, send additional information like supported rates to
+ * advertise and xmit rates for probe requests
+ */
+int ath6kl_wmi_beginscan_cmd(struct wmi *wmi, u8 if_idx,
+			     enum wmi_scan_type scan_type,
+			     u32 force_fgscan, u32 is_legacy,
+			     u32 home_dwell_time, u32 force_scan_interval,
+			     s8 num_chan, u16 *ch_list, u32 no_cck, u32 *rates)
+{
+	struct ieee80211_supported_band *sband;
+	struct sk_buff *skb;
+	struct wmi_begin_scan_cmd *sc;
+	s8 size, *supp_rates;
+	int i, band, ret;
+	struct ath6kl *ar = wmi->parent_dev;
+	int num_rates;
+	u32 ratemask;
+
+	if (!test_bit(ATH6KL_FW_CAPABILITY_STA_P2PDEV_DUPLEX,
+		      ar->fw_capabilities)) {
+		return ath6kl_wmi_startscan_cmd(wmi, if_idx,
+						scan_type, force_fgscan,
+						is_legacy, home_dwell_time,
+						force_scan_interval,
+						num_chan, ch_list);
+	}
+
+	size = sizeof(struct wmi_begin_scan_cmd);
+
+	if ((scan_type != WMI_LONG_SCAN) && (scan_type != WMI_SHORT_SCAN))
+		return -EINVAL;
+
+	if (num_chan > WMI_MAX_CHANNELS)
+		return -EINVAL;
+
+	if (num_chan)
+		size += sizeof(u16) * (num_chan - 1);
+
+	skb = ath6kl_wmi_get_new_buf(size);
+	if (!skb)
+		return -ENOMEM;
+
+	sc = (struct wmi_begin_scan_cmd *) skb->data;
+	sc->scan_type = scan_type;
+	sc->force_fg_scan = cpu_to_le32(force_fgscan);
+	sc->is_legacy = cpu_to_le32(is_legacy);
+	sc->home_dwell_time = cpu_to_le32(home_dwell_time);
+	sc->force_scan_intvl = cpu_to_le32(force_scan_interval);
+	sc->no_cck = cpu_to_le32(no_cck);
+	sc->num_ch = num_chan;
+
+	for (band = 0; band < NUM_NL80211_BANDS; band++) {
+		sband = ar->wiphy->bands[band];
+
+		if (!sband)
+			continue;
+
+		if (WARN_ON(band >= ATH6KL_NUM_BANDS))
+			break;
+
+		ratemask = rates[band];
+		supp_rates = sc->supp_rates[band].rates;
+		num_rates = 0;
+
+		for (i = 0; i < sband->n_bitrates; i++) {
+			if ((BIT(i) & ratemask) == 0)
+				continue; /* skip rate */
+			supp_rates[num_rates++] =
+			    (u8) (sband->bitrates[i].bitrate / 5);
+		}
+		sc->supp_rates[band].nrates = num_rates;
+	}
+
+	for (i = 0; i < num_chan; i++)
+		sc->ch_list[i] = cpu_to_le16(ch_list[i]);
+
+	ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_BEGIN_SCAN_CMDID,
+				  NO_SYNC_WMIFLAG);
+
+	return ret;
+}
+
+int ath6kl_wmi_enable_sched_scan_cmd(struct wmi *wmi, u8 if_idx, bool enable)
+{
+	struct sk_buff *skb;
+	struct wmi_enable_sched_scan_cmd *sc;
+	int ret;
+
+	skb = ath6kl_wmi_get_new_buf(sizeof(*sc));
+	if (!skb)
+		return -ENOMEM;
+
+	ath6kl_dbg(ATH6KL_DBG_WMI, "%s scheduled scan on vif %d\n",
+		   enable ? "enabling" : "disabling", if_idx);
+	sc = (struct wmi_enable_sched_scan_cmd *) skb->data;
+	sc->enable = enable ? 1 : 0;
+
+	ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb,
+				  WMI_ENABLE_SCHED_SCAN_CMDID,
+				  NO_SYNC_WMIFLAG);
+	return ret;
+}
+
+int ath6kl_wmi_scanparams_cmd(struct wmi *wmi, u8 if_idx,
+			      u16 fg_start_sec,
+			      u16 fg_end_sec, u16 bg_sec,
+			      u16 minact_chdw_msec, u16 maxact_chdw_msec,
+			      u16 pas_chdw_msec, u8 short_scan_ratio,
+			      u8 scan_ctrl_flag, u32 max_dfsch_act_time,
+			      u16 maxact_scan_per_ssid)
+{
+	struct sk_buff *skb;
+	struct wmi_scan_params_cmd *sc;
+	int ret;
+
+	skb = ath6kl_wmi_get_new_buf(sizeof(*sc));
+	if (!skb)
+		return -ENOMEM;
+
+	sc = (struct wmi_scan_params_cmd *) skb->data;
+	sc->fg_start_period = cpu_to_le16(fg_start_sec);
+	sc->fg_end_period = cpu_to_le16(fg_end_sec);
+	sc->bg_period = cpu_to_le16(bg_sec);
+	sc->minact_chdwell_time = cpu_to_le16(minact_chdw_msec);
+	sc->maxact_chdwell_time = cpu_to_le16(maxact_chdw_msec);
+	sc->pas_chdwell_time = cpu_to_le16(pas_chdw_msec);
+	sc->short_scan_ratio = short_scan_ratio;
+	sc->scan_ctrl_flags = scan_ctrl_flag;
+	sc->max_dfsch_act_time = cpu_to_le32(max_dfsch_act_time);
+	sc->maxact_scan_per_ssid = cpu_to_le16(maxact_scan_per_ssid);
+
+	ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_SCAN_PARAMS_CMDID,
+				  NO_SYNC_WMIFLAG);
+	return ret;
+}
+
+int ath6kl_wmi_bssfilter_cmd(struct wmi *wmi, u8 if_idx, u8 filter, u32 ie_mask)
+{
+	struct sk_buff *skb;
+	struct wmi_bss_filter_cmd *cmd;
+	int ret;
+
+	if (filter >= LAST_BSS_FILTER)
+		return -EINVAL;
+
+	skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
+	if (!skb)
+		return -ENOMEM;
+
+	cmd = (struct wmi_bss_filter_cmd *) skb->data;
+	cmd->bss_filter = filter;
+	cmd->ie_mask = cpu_to_le32(ie_mask);
+
+	ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_BSS_FILTER_CMDID,
+				  NO_SYNC_WMIFLAG);
+	return ret;
+}
+
+int ath6kl_wmi_probedssid_cmd(struct wmi *wmi, u8 if_idx, u8 index, u8 flag,
+			      u8 ssid_len, u8 *ssid)
+{
+	struct sk_buff *skb;
+	struct wmi_probed_ssid_cmd *cmd;
+	int ret;
+
+	if (index >= MAX_PROBED_SSIDS)
+		return -EINVAL;
+
+	if (ssid_len > sizeof(cmd->ssid))
+		return -EINVAL;
+
+	if ((flag & (DISABLE_SSID_FLAG | ANY_SSID_FLAG)) && (ssid_len > 0))
+		return -EINVAL;
+
+	if ((flag & SPECIFIC_SSID_FLAG) && !ssid_len)
+		return -EINVAL;
+
+	if (flag & SPECIFIC_SSID_FLAG)
+		wmi->is_probe_ssid = true;
+
+	skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
+	if (!skb)
+		return -ENOMEM;
+
+	cmd = (struct wmi_probed_ssid_cmd *) skb->data;
+	cmd->entry_index = index;
+	cmd->flag = flag;
+	cmd->ssid_len = ssid_len;
+	memcpy(cmd->ssid, ssid, ssid_len);
+
+	ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_PROBED_SSID_CMDID,
+				  NO_SYNC_WMIFLAG);
+	return ret;
+}
+
+int ath6kl_wmi_listeninterval_cmd(struct wmi *wmi, u8 if_idx,
+				  u16 listen_interval,
+				  u16 listen_beacons)
+{
+	struct sk_buff *skb;
+	struct wmi_listen_int_cmd *cmd;
+	int ret;
+
+	skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
+	if (!skb)
+		return -ENOMEM;
+
+	cmd = (struct wmi_listen_int_cmd *) skb->data;
+	cmd->listen_intvl = cpu_to_le16(listen_interval);
+	cmd->num_beacons = cpu_to_le16(listen_beacons);
+
+	ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_LISTEN_INT_CMDID,
+				  NO_SYNC_WMIFLAG);
+	return ret;
+}
+
+int ath6kl_wmi_bmisstime_cmd(struct wmi *wmi, u8 if_idx,
+			     u16 bmiss_time, u16 num_beacons)
+{
+	struct sk_buff *skb;
+	struct wmi_bmiss_time_cmd *cmd;
+	int ret;
+
+	skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
+	if (!skb)
+		return -ENOMEM;
+
+	cmd = (struct wmi_bmiss_time_cmd *) skb->data;
+	cmd->bmiss_time = cpu_to_le16(bmiss_time);
+	cmd->num_beacons = cpu_to_le16(num_beacons);
+
+	ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_BMISS_TIME_CMDID,
+				  NO_SYNC_WMIFLAG);
+	return ret;
+}
+
+int ath6kl_wmi_powermode_cmd(struct wmi *wmi, u8 if_idx, u8 pwr_mode)
+{
+	struct sk_buff *skb;
+	struct wmi_power_mode_cmd *cmd;
+	int ret;
+
+	skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
+	if (!skb)
+		return -ENOMEM;
+
+	cmd = (struct wmi_power_mode_cmd *) skb->data;
+	cmd->pwr_mode = pwr_mode;
+	wmi->pwr_mode = pwr_mode;
+
+	ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_POWER_MODE_CMDID,
+				  NO_SYNC_WMIFLAG);
+	return ret;
+}
+
+int ath6kl_wmi_pmparams_cmd(struct wmi *wmi, u8 if_idx, u16 idle_period,
+			    u16 ps_poll_num, u16 dtim_policy,
+			    u16 tx_wakeup_policy, u16 num_tx_to_wakeup,
+			    u16 ps_fail_event_policy)
+{
+	struct sk_buff *skb;
+	struct wmi_power_params_cmd *pm;
+	int ret;
+
+	skb = ath6kl_wmi_get_new_buf(sizeof(*pm));
+	if (!skb)
+		return -ENOMEM;
+
+	pm = (struct wmi_power_params_cmd *)skb->data;
+	pm->idle_period = cpu_to_le16(idle_period);
+	pm->pspoll_number = cpu_to_le16(ps_poll_num);
+	pm->dtim_policy = cpu_to_le16(dtim_policy);
+	pm->tx_wakeup_policy = cpu_to_le16(tx_wakeup_policy);
+	pm->num_tx_to_wakeup = cpu_to_le16(num_tx_to_wakeup);
+	pm->ps_fail_event_policy = cpu_to_le16(ps_fail_event_policy);
+
+	ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_POWER_PARAMS_CMDID,
+				  NO_SYNC_WMIFLAG);
+	return ret;
+}
+
+int ath6kl_wmi_disctimeout_cmd(struct wmi *wmi, u8 if_idx, u8 timeout)
+{
+	struct sk_buff *skb;
+	struct wmi_disc_timeout_cmd *cmd;
+	int ret;
+
+	skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
+	if (!skb)
+		return -ENOMEM;
+
+	cmd = (struct wmi_disc_timeout_cmd *) skb->data;
+	cmd->discon_timeout = timeout;
+
+	ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_DISC_TIMEOUT_CMDID,
+				  NO_SYNC_WMIFLAG);
+
+	if (ret == 0)
+		ath6kl_debug_set_disconnect_timeout(wmi->parent_dev, timeout);
+
+	return ret;
+}
+
+int ath6kl_wmi_addkey_cmd(struct wmi *wmi, u8 if_idx, u8 key_index,
+			  enum crypto_type key_type,
+			  u8 key_usage, u8 key_len,
+			  u8 *key_rsc, unsigned int key_rsc_len,
+			  u8 *key_material,
+			  u8 key_op_ctrl, u8 *mac_addr,
+			  enum wmi_sync_flag sync_flag)
+{
+	struct sk_buff *skb;
+	struct wmi_add_cipher_key_cmd *cmd;
+	int ret;
+
+	ath6kl_dbg(ATH6KL_DBG_WMI,
+		   "addkey cmd: key_index=%u key_type=%d key_usage=%d key_len=%d key_op_ctrl=%d\n",
+		   key_index, key_type, key_usage, key_len, key_op_ctrl);
+
+	if ((key_index > WMI_MAX_KEY_INDEX) || (key_len > WMI_MAX_KEY_LEN) ||
+	    (key_material == NULL) || key_rsc_len > 8)
+		return -EINVAL;
+
+	if ((WEP_CRYPT != key_type) && (NULL == key_rsc))
+		return -EINVAL;
+
+	skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
+	if (!skb)
+		return -ENOMEM;
+
+	cmd = (struct wmi_add_cipher_key_cmd *) skb->data;
+	cmd->key_index = key_index;
+	cmd->key_type = key_type;
+	cmd->key_usage = key_usage;
+	cmd->key_len = key_len;
+	memcpy(cmd->key, key_material, key_len);
+
+	if (key_rsc != NULL)
+		memcpy(cmd->key_rsc, key_rsc, key_rsc_len);
+
+	cmd->key_op_ctrl = key_op_ctrl;
+
+	if (mac_addr)
+		memcpy(cmd->key_mac_addr, mac_addr, ETH_ALEN);
+
+	ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_ADD_CIPHER_KEY_CMDID,
+				  sync_flag);
+
+	return ret;
+}
+
+int ath6kl_wmi_add_krk_cmd(struct wmi *wmi, u8 if_idx, const u8 *krk)
+{
+	struct sk_buff *skb;
+	struct wmi_add_krk_cmd *cmd;
+	int ret;
+
+	skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
+	if (!skb)
+		return -ENOMEM;
+
+	cmd = (struct wmi_add_krk_cmd *) skb->data;
+	memcpy(cmd->krk, krk, WMI_KRK_LEN);
+
+	ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_ADD_KRK_CMDID,
+				  NO_SYNC_WMIFLAG);
+
+	return ret;
+}
+
+int ath6kl_wmi_deletekey_cmd(struct wmi *wmi, u8 if_idx, u8 key_index)
+{
+	struct sk_buff *skb;
+	struct wmi_delete_cipher_key_cmd *cmd;
+	int ret;
+
+	if (key_index > WMI_MAX_KEY_INDEX)
+		return -EINVAL;
+
+	skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
+	if (!skb)
+		return -ENOMEM;
+
+	cmd = (struct wmi_delete_cipher_key_cmd *) skb->data;
+	cmd->key_index = key_index;
+
+	ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_DELETE_CIPHER_KEY_CMDID,
+				  NO_SYNC_WMIFLAG);
+
+	return ret;
+}
+
+int ath6kl_wmi_setpmkid_cmd(struct wmi *wmi, u8 if_idx, const u8 *bssid,
+			    const u8 *pmkid, bool set)
+{
+	struct sk_buff *skb;
+	struct wmi_setpmkid_cmd *cmd;
+	int ret;
+
+	if (bssid == NULL)
+		return -EINVAL;
+
+	if (set && pmkid == NULL)
+		return -EINVAL;
+
+	skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
+	if (!skb)
+		return -ENOMEM;
+
+	cmd = (struct wmi_setpmkid_cmd *) skb->data;
+	memcpy(cmd->bssid, bssid, ETH_ALEN);
+	if (set) {
+		memcpy(cmd->pmkid, pmkid, sizeof(cmd->pmkid));
+		cmd->enable = PMKID_ENABLE;
+	} else {
+		memset(cmd->pmkid, 0, sizeof(cmd->pmkid));
+		cmd->enable = PMKID_DISABLE;
+	}
+
+	ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_PMKID_CMDID,
+				  NO_SYNC_WMIFLAG);
+
+	return ret;
+}
+
+static int ath6kl_wmi_data_sync_send(struct wmi *wmi, struct sk_buff *skb,
+			      enum htc_endpoint_id ep_id, u8 if_idx)
+{
+	struct wmi_data_hdr *data_hdr;
+	int ret;
+
+	if (WARN_ON(skb == NULL || ep_id == wmi->ep_id)) {
+		dev_kfree_skb(skb);
+		return -EINVAL;
+	}
+
+	skb_push(skb, sizeof(struct wmi_data_hdr));
+
+	data_hdr = (struct wmi_data_hdr *) skb->data;
+	data_hdr->info = SYNC_MSGTYPE << WMI_DATA_HDR_MSG_TYPE_SHIFT;
+	data_hdr->info3 = cpu_to_le16(if_idx & WMI_DATA_HDR_IF_IDX_MASK);
+
+	ret = ath6kl_control_tx(wmi->parent_dev, skb, ep_id);
+
+	return ret;
+}
+
+static int ath6kl_wmi_sync_point(struct wmi *wmi, u8 if_idx)
+{
+	struct sk_buff *skb;
+	struct wmi_sync_cmd *cmd;
+	struct wmi_data_sync_bufs data_sync_bufs[WMM_NUM_AC];
+	enum htc_endpoint_id ep_id;
+	u8 index, num_pri_streams = 0;
+	int ret = 0;
+
+	memset(data_sync_bufs, 0, sizeof(data_sync_bufs));
+
+	spin_lock_bh(&wmi->lock);
+
+	for (index = 0; index < WMM_NUM_AC; index++) {
+		if (wmi->fat_pipe_exist & (1 << index)) {
+			num_pri_streams++;
+			data_sync_bufs[num_pri_streams - 1].traffic_class =
+			    index;
+		}
+	}
+
+	spin_unlock_bh(&wmi->lock);
+
+	skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
+	if (!skb)
+		return -ENOMEM;
+
+	cmd = (struct wmi_sync_cmd *) skb->data;
+
+	/*
+	 * In the SYNC cmd sent on the control Ep, send a bitmap
+	 * of the data eps on which the Data Sync will be sent
+	 */
+	cmd->data_sync_map = wmi->fat_pipe_exist;
+
+	for (index = 0; index < num_pri_streams; index++) {
+		data_sync_bufs[index].skb = ath6kl_buf_alloc(0);
+		if (data_sync_bufs[index].skb == NULL) {
+			ret = -ENOMEM;
+			break;
+		}
+	}
+
+	/*
+	 * If buffer allocation for any of the dataSync fails,
+	 * then do not send the Synchronize cmd on the control ep
+	 */
+	if (ret)
+		goto free_cmd_skb;
+
+	/*
+	 * Send sync cmd followed by sync data messages on all
+	 * endpoints being used
+	 */
+	ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SYNCHRONIZE_CMDID,
+				  NO_SYNC_WMIFLAG);
+
+	if (ret)
+		goto free_data_skb;
+
+	for (index = 0; index < num_pri_streams; index++) {
+		if (WARN_ON(!data_sync_bufs[index].skb)) {
+			ret = -ENOMEM;
+			goto free_data_skb;
+		}
+
+		ep_id = ath6kl_ac2_endpoint_id(wmi->parent_dev,
+					       data_sync_bufs[index].
+					       traffic_class);
+		ret =
+		    ath6kl_wmi_data_sync_send(wmi, data_sync_bufs[index].skb,
+					      ep_id, if_idx);
+
+		data_sync_bufs[index].skb = NULL;
+
+		if (ret)
+			goto free_data_skb;
+	}
+
+	return 0;
+
+free_cmd_skb:
+	/* free up any resources left over (possibly due to an error) */
+	dev_kfree_skb(skb);
+
+free_data_skb:
+	for (index = 0; index < num_pri_streams; index++)
+		dev_kfree_skb((struct sk_buff *)data_sync_bufs[index].skb);
+
+	return ret;
+}
+
+int ath6kl_wmi_create_pstream_cmd(struct wmi *wmi, u8 if_idx,
+				  struct wmi_create_pstream_cmd *params)
+{
+	struct sk_buff *skb;
+	struct wmi_create_pstream_cmd *cmd;
+	u8 fatpipe_exist_for_ac = 0;
+	s32 min_phy = 0;
+	s32 nominal_phy = 0;
+	int ret;
+
+	if (!((params->user_pri <= 0x7) &&
+	      (up_to_ac[params->user_pri & 0x7] == params->traffic_class) &&
+	      (params->traffic_direc == UPLINK_TRAFFIC ||
+	       params->traffic_direc == DNLINK_TRAFFIC ||
+	       params->traffic_direc == BIDIR_TRAFFIC) &&
+	      (params->traffic_type == TRAFFIC_TYPE_APERIODIC ||
+	       params->traffic_type == TRAFFIC_TYPE_PERIODIC) &&
+	      (params->voice_psc_cap == DISABLE_FOR_THIS_AC ||
+	       params->voice_psc_cap == ENABLE_FOR_THIS_AC ||
+	       params->voice_psc_cap == ENABLE_FOR_ALL_AC) &&
+	      (params->tsid == WMI_IMPLICIT_PSTREAM ||
+	       params->tsid <= WMI_MAX_THINSTREAM))) {
+		return -EINVAL;
+	}
+
+	/*
+	 * Check nominal PHY rate is >= minimalPHY,
+	 * so that DUT can allow TSRS IE
+	 */
+
+	/* Get the physical rate (units of bps) */
+	min_phy = ((le32_to_cpu(params->min_phy_rate) / 1000) / 1000);
+
+	/* Check minimal phy < nominal phy rate */
+	if (params->nominal_phy >= min_phy) {
+		/* unit of 500 kbps */
+		nominal_phy = (params->nominal_phy * 1000) / 500;
+		ath6kl_dbg(ATH6KL_DBG_WMI,
+			   "TSRS IE enabled::MinPhy %x->NominalPhy ===> %x\n",
+			   min_phy, nominal_phy);
+
+		params->nominal_phy = nominal_phy;
+	} else {
+		params->nominal_phy = 0;
+	}
+
+	skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
+	if (!skb)
+		return -ENOMEM;
+
+	ath6kl_dbg(ATH6KL_DBG_WMI,
+		   "sending create_pstream_cmd: ac=%d  tsid:%d\n",
+		   params->traffic_class, params->tsid);
+
+	cmd = (struct wmi_create_pstream_cmd *) skb->data;
+	memcpy(cmd, params, sizeof(*cmd));
+
+	/* This is an implicitly created Fat pipe */
+	if ((u32) params->tsid == (u32) WMI_IMPLICIT_PSTREAM) {
+		spin_lock_bh(&wmi->lock);
+		fatpipe_exist_for_ac = (wmi->fat_pipe_exist &
+					(1 << params->traffic_class));
+		wmi->fat_pipe_exist |= (1 << params->traffic_class);
+		spin_unlock_bh(&wmi->lock);
+	} else {
+		/* explicitly created thin stream within a fat pipe */
+		spin_lock_bh(&wmi->lock);
+		fatpipe_exist_for_ac = (wmi->fat_pipe_exist &
+					(1 << params->traffic_class));
+		wmi->stream_exist_for_ac[params->traffic_class] |=
+		    (1 << params->tsid);
+		/*
+		 * If a thinstream becomes active, the fat pipe automatically
+		 * becomes active
+		 */
+		wmi->fat_pipe_exist |= (1 << params->traffic_class);
+		spin_unlock_bh(&wmi->lock);
+	}
+
+	/*
+	 * Indicate activty change to driver layer only if this is the
+	 * first TSID to get created in this AC explicitly or an implicit
+	 * fat pipe is getting created.
+	 */
+	if (!fatpipe_exist_for_ac)
+		ath6kl_indicate_tx_activity(wmi->parent_dev,
+					    params->traffic_class, true);
+
+	ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_CREATE_PSTREAM_CMDID,
+				  NO_SYNC_WMIFLAG);
+	return ret;
+}
+
+int ath6kl_wmi_delete_pstream_cmd(struct wmi *wmi, u8 if_idx, u8 traffic_class,
+				  u8 tsid)
+{
+	struct sk_buff *skb;
+	struct wmi_delete_pstream_cmd *cmd;
+	u16 active_tsids = 0;
+	int ret;
+
+	if (traffic_class >= WMM_NUM_AC) {
+		ath6kl_err("invalid traffic class: %d\n", traffic_class);
+		return -EINVAL;
+	}
+
+	if (tsid >= 16) {
+		ath6kl_err("invalid tsid: %d\n", tsid);
+		return -EINVAL;
+	}
+
+	skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
+	if (!skb)
+		return -ENOMEM;
+
+	cmd = (struct wmi_delete_pstream_cmd *) skb->data;
+	cmd->traffic_class = traffic_class;
+	cmd->tsid = tsid;
+
+	spin_lock_bh(&wmi->lock);
+	active_tsids = wmi->stream_exist_for_ac[traffic_class];
+	spin_unlock_bh(&wmi->lock);
+
+	if (!(active_tsids & (1 << tsid))) {
+		dev_kfree_skb(skb);
+		ath6kl_dbg(ATH6KL_DBG_WMI,
+			   "TSID %d doesn't exist for traffic class: %d\n",
+			   tsid, traffic_class);
+		return -ENODATA;
+	}
+
+	ath6kl_dbg(ATH6KL_DBG_WMI,
+		   "sending delete_pstream_cmd: traffic class: %d tsid=%d\n",
+		   traffic_class, tsid);
+
+	ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_DELETE_PSTREAM_CMDID,
+				  SYNC_BEFORE_WMIFLAG);
+
+	spin_lock_bh(&wmi->lock);
+	wmi->stream_exist_for_ac[traffic_class] &= ~(1 << tsid);
+	active_tsids = wmi->stream_exist_for_ac[traffic_class];
+	spin_unlock_bh(&wmi->lock);
+
+	/*
+	 * Indicate stream inactivity to driver layer only if all tsids
+	 * within this AC are deleted.
+	 */
+	if (!active_tsids) {
+		ath6kl_indicate_tx_activity(wmi->parent_dev,
+					    traffic_class, false);
+		wmi->fat_pipe_exist &= ~(1 << traffic_class);
+	}
+
+	return ret;
+}
+
+int ath6kl_wmi_set_ip_cmd(struct wmi *wmi, u8 if_idx,
+			  __be32 ips0, __be32 ips1)
+{
+	struct sk_buff *skb;
+	struct wmi_set_ip_cmd *cmd;
+	int ret;
+
+	/* Multicast address are not valid */
+	if (ipv4_is_multicast(ips0) ||
+	    ipv4_is_multicast(ips1))
+		return -EINVAL;
+
+	skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_ip_cmd));
+	if (!skb)
+		return -ENOMEM;
+
+	cmd = (struct wmi_set_ip_cmd *) skb->data;
+	cmd->ips[0] = ips0;
+	cmd->ips[1] = ips1;
+
+	ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_IP_CMDID,
+				  NO_SYNC_WMIFLAG);
+	return ret;
+}
+
+static void ath6kl_wmi_relinquish_implicit_pstream_credits(struct wmi *wmi)
+{
+	u16 active_tsids;
+	u8 stream_exist;
+	int i;
+
+	/*
+	 * Relinquish credits from all implicitly created pstreams
+	 * since when we go to sleep. If user created explicit
+	 * thinstreams exists with in a fatpipe leave them intact
+	 * for the user to delete.
+	 */
+	spin_lock_bh(&wmi->lock);
+	stream_exist = wmi->fat_pipe_exist;
+	spin_unlock_bh(&wmi->lock);
+
+	for (i = 0; i < WMM_NUM_AC; i++) {
+		if (stream_exist & (1 << i)) {
+			/*
+			 * FIXME: Is this lock & unlock inside
+			 * for loop correct? may need rework.
+			 */
+			spin_lock_bh(&wmi->lock);
+			active_tsids = wmi->stream_exist_for_ac[i];
+			spin_unlock_bh(&wmi->lock);
+
+			/*
+			 * If there are no user created thin streams
+			 * delete the fatpipe
+			 */
+			if (!active_tsids) {
+				stream_exist &= ~(1 << i);
+				/*
+				 * Indicate inactivity to driver layer for
+				 * this fatpipe (pstream)
+				 */
+				ath6kl_indicate_tx_activity(wmi->parent_dev,
+							    i, false);
+			}
+		}
+	}
+
+	/* FIXME: Can we do this assignment without locking ? */
+	spin_lock_bh(&wmi->lock);
+	wmi->fat_pipe_exist = stream_exist;
+	spin_unlock_bh(&wmi->lock);
+}
+
+static int ath6kl_set_bitrate_mask64(struct wmi *wmi, u8 if_idx,
+				     const struct cfg80211_bitrate_mask *mask)
+{
+	struct sk_buff *skb;
+	int ret, mode, band;
+	u64 mcsrate, ratemask[ATH6KL_NUM_BANDS];
+	struct wmi_set_tx_select_rates64_cmd *cmd;
+
+	memset(&ratemask, 0, sizeof(ratemask));
+
+	/* only check 2.4 and 5 GHz bands, skip the rest */
+	for (band = 0; band <= NL80211_BAND_5GHZ; band++) {
+		/* copy legacy rate mask */
+		ratemask[band] = mask->control[band].legacy;
+		if (band == NL80211_BAND_5GHZ)
+			ratemask[band] =
+				mask->control[band].legacy << 4;
+
+		/* copy mcs rate mask */
+		mcsrate = mask->control[band].ht_mcs[1];
+		mcsrate <<= 8;
+		mcsrate |= mask->control[band].ht_mcs[0];
+		ratemask[band] |= mcsrate << 12;
+		ratemask[band] |= mcsrate << 28;
+	}
+
+	ath6kl_dbg(ATH6KL_DBG_WMI,
+		   "Ratemask 64 bit: 2.4:%llx 5:%llx\n",
+		   ratemask[0], ratemask[1]);
+
+	skb = ath6kl_wmi_get_new_buf(sizeof(*cmd) * WMI_RATES_MODE_MAX);
+	if (!skb)
+		return -ENOMEM;
+
+	cmd = (struct wmi_set_tx_select_rates64_cmd *) skb->data;
+	for (mode = 0; mode < WMI_RATES_MODE_MAX; mode++) {
+		/* A mode operate in 5GHZ band */
+		if (mode == WMI_RATES_MODE_11A ||
+		    mode == WMI_RATES_MODE_11A_HT20 ||
+		    mode == WMI_RATES_MODE_11A_HT40)
+			band = NL80211_BAND_5GHZ;
+		else
+			band = NL80211_BAND_2GHZ;
+		cmd->ratemask[mode] = cpu_to_le64(ratemask[band]);
+	}
+
+	ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb,
+				  WMI_SET_TX_SELECT_RATES_CMDID,
+				  NO_SYNC_WMIFLAG);
+	return ret;
+}
+
+static int ath6kl_set_bitrate_mask32(struct wmi *wmi, u8 if_idx,
+				     const struct cfg80211_bitrate_mask *mask)
+{
+	struct sk_buff *skb;
+	int ret, mode, band;
+	u32 mcsrate, ratemask[ATH6KL_NUM_BANDS];
+	struct wmi_set_tx_select_rates32_cmd *cmd;
+
+	memset(&ratemask, 0, sizeof(ratemask));
+
+	/* only check 2.4 and 5 GHz bands, skip the rest */
+	for (band = 0; band <= NL80211_BAND_5GHZ; band++) {
+		/* copy legacy rate mask */
+		ratemask[band] = mask->control[band].legacy;
+		if (band == NL80211_BAND_5GHZ)
+			ratemask[band] =
+				mask->control[band].legacy << 4;
+
+		/* copy mcs rate mask */
+		mcsrate = mask->control[band].ht_mcs[0];
+		ratemask[band] |= mcsrate << 12;
+		ratemask[band] |= mcsrate << 20;
+	}
+
+	ath6kl_dbg(ATH6KL_DBG_WMI,
+		   "Ratemask 32 bit: 2.4:%x 5:%x\n",
+		   ratemask[0], ratemask[1]);
+
+	skb = ath6kl_wmi_get_new_buf(sizeof(*cmd) * WMI_RATES_MODE_MAX);
+	if (!skb)
+		return -ENOMEM;
+
+	cmd = (struct wmi_set_tx_select_rates32_cmd *) skb->data;
+	for (mode = 0; mode < WMI_RATES_MODE_MAX; mode++) {
+		/* A mode operate in 5GHZ band */
+		if (mode == WMI_RATES_MODE_11A ||
+		    mode == WMI_RATES_MODE_11A_HT20 ||
+		    mode == WMI_RATES_MODE_11A_HT40)
+			band = NL80211_BAND_5GHZ;
+		else
+			band = NL80211_BAND_2GHZ;
+		cmd->ratemask[mode] = cpu_to_le32(ratemask[band]);
+	}
+
+	ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb,
+				  WMI_SET_TX_SELECT_RATES_CMDID,
+				  NO_SYNC_WMIFLAG);
+	return ret;
+}
+
+int ath6kl_wmi_set_bitrate_mask(struct wmi *wmi, u8 if_idx,
+				const struct cfg80211_bitrate_mask *mask)
+{
+	struct ath6kl *ar = wmi->parent_dev;
+
+	if (test_bit(ATH6KL_FW_CAPABILITY_64BIT_RATES,
+		     ar->fw_capabilities))
+		return ath6kl_set_bitrate_mask64(wmi, if_idx, mask);
+	else
+		return ath6kl_set_bitrate_mask32(wmi, if_idx, mask);
+}
+
+int ath6kl_wmi_set_host_sleep_mode_cmd(struct wmi *wmi, u8 if_idx,
+				       enum ath6kl_host_mode host_mode)
+{
+	struct sk_buff *skb;
+	struct wmi_set_host_sleep_mode_cmd *cmd;
+	int ret;
+
+	if ((host_mode != ATH6KL_HOST_MODE_ASLEEP) &&
+	    (host_mode != ATH6KL_HOST_MODE_AWAKE)) {
+		ath6kl_err("invalid host sleep mode: %d\n", host_mode);
+		return -EINVAL;
+	}
+
+	skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
+	if (!skb)
+		return -ENOMEM;
+
+	cmd = (struct wmi_set_host_sleep_mode_cmd *) skb->data;
+
+	if (host_mode == ATH6KL_HOST_MODE_ASLEEP) {
+		ath6kl_wmi_relinquish_implicit_pstream_credits(wmi);
+		cmd->asleep = cpu_to_le32(1);
+	} else {
+		cmd->awake = cpu_to_le32(1);
+	}
+
+	ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb,
+				  WMI_SET_HOST_SLEEP_MODE_CMDID,
+				  NO_SYNC_WMIFLAG);
+	return ret;
+}
+
+/* This command has zero length payload */
+static int ath6kl_wmi_host_sleep_mode_cmd_prcd_evt_rx(struct wmi *wmi,
+						      struct ath6kl_vif *vif)
+{
+	struct ath6kl *ar = wmi->parent_dev;
+
+	set_bit(HOST_SLEEP_MODE_CMD_PROCESSED, &vif->flags);
+	wake_up(&ar->event_wq);
+
+	return 0;
+}
+
+int ath6kl_wmi_set_wow_mode_cmd(struct wmi *wmi, u8 if_idx,
+				enum ath6kl_wow_mode wow_mode,
+				u32 filter, u16 host_req_delay)
+{
+	struct sk_buff *skb;
+	struct wmi_set_wow_mode_cmd *cmd;
+	int ret;
+
+	if ((wow_mode != ATH6KL_WOW_MODE_ENABLE) &&
+	    wow_mode != ATH6KL_WOW_MODE_DISABLE) {
+		ath6kl_err("invalid wow mode: %d\n", wow_mode);
+		return -EINVAL;
+	}
+
+	skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
+	if (!skb)
+		return -ENOMEM;
+
+	cmd = (struct wmi_set_wow_mode_cmd *) skb->data;
+	cmd->enable_wow = cpu_to_le32(wow_mode);
+	cmd->filter = cpu_to_le32(filter);
+	cmd->host_req_delay = cpu_to_le16(host_req_delay);
+
+	ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_WOW_MODE_CMDID,
+				  NO_SYNC_WMIFLAG);
+	return ret;
+}
+
+int ath6kl_wmi_add_wow_pattern_cmd(struct wmi *wmi, u8 if_idx,
+				   u8 list_id, u8 filter_size,
+				   u8 filter_offset, const u8 *filter,
+				   const u8 *mask)
+{
+	struct sk_buff *skb;
+	struct wmi_add_wow_pattern_cmd *cmd;
+	u16 size;
+	u8 *filter_mask;
+	int ret;
+
+	/*
+	 * Allocate additional memory in the buffer to hold
+	 * filter and mask value, which is twice of filter_size.
+	 */
+	size = sizeof(*cmd) + (2 * filter_size);
+
+	skb = ath6kl_wmi_get_new_buf(size);
+	if (!skb)
+		return -ENOMEM;
+
+	cmd = (struct wmi_add_wow_pattern_cmd *) skb->data;
+	cmd->filter_list_id = list_id;
+	cmd->filter_size = filter_size;
+	cmd->filter_offset = filter_offset;
+
+	memcpy(cmd->filter, filter, filter_size);
+
+	filter_mask = (u8 *) (cmd->filter + filter_size);
+	memcpy(filter_mask, mask, filter_size);
+
+	ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_ADD_WOW_PATTERN_CMDID,
+				  NO_SYNC_WMIFLAG);
+
+	return ret;
+}
+
+int ath6kl_wmi_del_wow_pattern_cmd(struct wmi *wmi, u8 if_idx,
+				   u16 list_id, u16 filter_id)
+{
+	struct sk_buff *skb;
+	struct wmi_del_wow_pattern_cmd *cmd;
+	int ret;
+
+	skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
+	if (!skb)
+		return -ENOMEM;
+
+	cmd = (struct wmi_del_wow_pattern_cmd *) skb->data;
+	cmd->filter_list_id = cpu_to_le16(list_id);
+	cmd->filter_id = cpu_to_le16(filter_id);
+
+	ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_DEL_WOW_PATTERN_CMDID,
+				  NO_SYNC_WMIFLAG);
+	return ret;
+}
+
+static int ath6kl_wmi_cmd_send_xtnd(struct wmi *wmi, struct sk_buff *skb,
+				    enum wmix_command_id cmd_id,
+				    enum wmi_sync_flag sync_flag)
+{
+	struct wmix_cmd_hdr *cmd_hdr;
+	int ret;
+
+	skb_push(skb, sizeof(struct wmix_cmd_hdr));
+
+	cmd_hdr = (struct wmix_cmd_hdr *) skb->data;
+	cmd_hdr->cmd_id = cpu_to_le32(cmd_id);
+
+	ret = ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_EXTENSION_CMDID, sync_flag);
+
+	return ret;
+}
+
+int ath6kl_wmi_get_challenge_resp_cmd(struct wmi *wmi, u32 cookie, u32 source)
+{
+	struct sk_buff *skb;
+	struct wmix_hb_challenge_resp_cmd *cmd;
+	int ret;
+
+	skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
+	if (!skb)
+		return -ENOMEM;
+
+	cmd = (struct wmix_hb_challenge_resp_cmd *) skb->data;
+	cmd->cookie = cpu_to_le32(cookie);
+	cmd->source = cpu_to_le32(source);
+
+	ret = ath6kl_wmi_cmd_send_xtnd(wmi, skb, WMIX_HB_CHALLENGE_RESP_CMDID,
+				       NO_SYNC_WMIFLAG);
+	return ret;
+}
+
+int ath6kl_wmi_config_debug_module_cmd(struct wmi *wmi, u32 valid, u32 config)
+{
+	struct ath6kl_wmix_dbglog_cfg_module_cmd *cmd;
+	struct sk_buff *skb;
+	int ret;
+
+	skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
+	if (!skb)
+		return -ENOMEM;
+
+	cmd = (struct ath6kl_wmix_dbglog_cfg_module_cmd *) skb->data;
+	cmd->valid = cpu_to_le32(valid);
+	cmd->config = cpu_to_le32(config);
+
+	ret = ath6kl_wmi_cmd_send_xtnd(wmi, skb, WMIX_DBGLOG_CFG_MODULE_CMDID,
+				       NO_SYNC_WMIFLAG);
+	return ret;
+}
+
+int ath6kl_wmi_get_stats_cmd(struct wmi *wmi, u8 if_idx)
+{
+	return ath6kl_wmi_simple_cmd(wmi, if_idx, WMI_GET_STATISTICS_CMDID);
+}
+
+int ath6kl_wmi_set_tx_pwr_cmd(struct wmi *wmi, u8 if_idx, u8 dbM)
+{
+	struct sk_buff *skb;
+	struct wmi_set_tx_pwr_cmd *cmd;
+	int ret;
+
+	skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_tx_pwr_cmd));
+	if (!skb)
+		return -ENOMEM;
+
+	cmd = (struct wmi_set_tx_pwr_cmd *) skb->data;
+	cmd->dbM = dbM;
+
+	ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_TX_PWR_CMDID,
+				  NO_SYNC_WMIFLAG);
+
+	return ret;
+}
+
+int ath6kl_wmi_get_tx_pwr_cmd(struct wmi *wmi, u8 if_idx)
+{
+	return ath6kl_wmi_simple_cmd(wmi, if_idx, WMI_GET_TX_PWR_CMDID);
+}
+
+int ath6kl_wmi_get_roam_tbl_cmd(struct wmi *wmi)
+{
+	return ath6kl_wmi_simple_cmd(wmi, 0, WMI_GET_ROAM_TBL_CMDID);
+}
+
+int ath6kl_wmi_set_lpreamble_cmd(struct wmi *wmi, u8 if_idx, u8 status,
+				 u8 preamble_policy)
+{
+	struct sk_buff *skb;
+	struct wmi_set_lpreamble_cmd *cmd;
+	int ret;
+
+	skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_lpreamble_cmd));
+	if (!skb)
+		return -ENOMEM;
+
+	cmd = (struct wmi_set_lpreamble_cmd *) skb->data;
+	cmd->status = status;
+	cmd->preamble_policy = preamble_policy;
+
+	ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_LPREAMBLE_CMDID,
+				  NO_SYNC_WMIFLAG);
+	return ret;
+}
+
+int ath6kl_wmi_set_rts_cmd(struct wmi *wmi, u16 threshold)
+{
+	struct sk_buff *skb;
+	struct wmi_set_rts_cmd *cmd;
+	int ret;
+
+	skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_rts_cmd));
+	if (!skb)
+		return -ENOMEM;
+
+	cmd = (struct wmi_set_rts_cmd *) skb->data;
+	cmd->threshold = cpu_to_le16(threshold);
+
+	ret = ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SET_RTS_CMDID,
+				  NO_SYNC_WMIFLAG);
+	return ret;
+}
+
+int ath6kl_wmi_set_wmm_txop(struct wmi *wmi, u8 if_idx, enum wmi_txop_cfg cfg)
+{
+	struct sk_buff *skb;
+	struct wmi_set_wmm_txop_cmd *cmd;
+	int ret;
+
+	if (!((cfg == WMI_TXOP_DISABLED) || (cfg == WMI_TXOP_ENABLED)))
+		return -EINVAL;
+
+	skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_wmm_txop_cmd));
+	if (!skb)
+		return -ENOMEM;
+
+	cmd = (struct wmi_set_wmm_txop_cmd *) skb->data;
+	cmd->txop_enable = cfg;
+
+	ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_WMM_TXOP_CMDID,
+				  NO_SYNC_WMIFLAG);
+	return ret;
+}
+
+int ath6kl_wmi_set_keepalive_cmd(struct wmi *wmi, u8 if_idx,
+				 u8 keep_alive_intvl)
+{
+	struct sk_buff *skb;
+	struct wmi_set_keepalive_cmd *cmd;
+	int ret;
+
+	skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
+	if (!skb)
+		return -ENOMEM;
+
+	cmd = (struct wmi_set_keepalive_cmd *) skb->data;
+	cmd->keep_alive_intvl = keep_alive_intvl;
+
+	ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_KEEPALIVE_CMDID,
+				  NO_SYNC_WMIFLAG);
+
+	if (ret == 0)
+		ath6kl_debug_set_keepalive(wmi->parent_dev, keep_alive_intvl);
+
+	return ret;
+}
+
+int ath6kl_wmi_set_htcap_cmd(struct wmi *wmi, u8 if_idx,
+			     enum nl80211_band band,
+			     struct ath6kl_htcap *htcap)
+{
+	struct sk_buff *skb;
+	struct wmi_set_htcap_cmd *cmd;
+
+	skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
+	if (!skb)
+		return -ENOMEM;
+
+	cmd = (struct wmi_set_htcap_cmd *) skb->data;
+
+	/*
+	 * NOTE: Band in firmware matches enum nl80211_band, it is unlikely
+	 * this will be changed in firmware. If at all there is any change in
+	 * band value, the host needs to be fixed.
+	 */
+	cmd->band = band;
+	cmd->ht_enable = !!htcap->ht_enable;
+	cmd->ht20_sgi = !!(htcap->cap_info & IEEE80211_HT_CAP_SGI_20);
+	cmd->ht40_supported =
+		!!(htcap->cap_info & IEEE80211_HT_CAP_SUP_WIDTH_20_40);
+	cmd->ht40_sgi = !!(htcap->cap_info & IEEE80211_HT_CAP_SGI_40);
+	cmd->intolerant_40mhz =
+		!!(htcap->cap_info & IEEE80211_HT_CAP_40MHZ_INTOLERANT);
+	cmd->max_ampdu_len_exp = htcap->ampdu_factor;
+
+	ath6kl_dbg(ATH6KL_DBG_WMI,
+		   "Set htcap: band:%d ht_enable:%d 40mhz:%d sgi_20mhz:%d sgi_40mhz:%d 40mhz_intolerant:%d ampdu_len_exp:%d\n",
+		   cmd->band, cmd->ht_enable, cmd->ht40_supported,
+		   cmd->ht20_sgi, cmd->ht40_sgi, cmd->intolerant_40mhz,
+		   cmd->max_ampdu_len_exp);
+	return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_HT_CAP_CMDID,
+				   NO_SYNC_WMIFLAG);
+}
+
+int ath6kl_wmi_test_cmd(struct wmi *wmi, void *buf, size_t len)
+{
+	struct sk_buff *skb;
+	int ret;
+
+	skb = ath6kl_wmi_get_new_buf(len);
+	if (!skb)
+		return -ENOMEM;
+
+	memcpy(skb->data, buf, len);
+
+	ret = ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_TEST_CMDID, NO_SYNC_WMIFLAG);
+
+	return ret;
+}
+
+int ath6kl_wmi_mcast_filter_cmd(struct wmi *wmi, u8 if_idx, bool mc_all_on)
+{
+	struct sk_buff *skb;
+	struct wmi_mcast_filter_cmd *cmd;
+	int ret;
+
+	skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
+	if (!skb)
+		return -ENOMEM;
+
+	cmd = (struct wmi_mcast_filter_cmd *) skb->data;
+	cmd->mcast_all_enable = mc_all_on;
+
+	ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_MCAST_FILTER_CMDID,
+				  NO_SYNC_WMIFLAG);
+	return ret;
+}
+
+int ath6kl_wmi_add_del_mcast_filter_cmd(struct wmi *wmi, u8 if_idx,
+					u8 *filter, bool add_filter)
+{
+	struct sk_buff *skb;
+	struct wmi_mcast_filter_add_del_cmd *cmd;
+	int ret;
+
+	if ((filter[0] != 0x33 || filter[1] != 0x33) &&
+	    (filter[0] != 0x01 || filter[1] != 0x00 ||
+	    filter[2] != 0x5e || filter[3] > 0x7f)) {
+		ath6kl_warn("invalid multicast filter address\n");
+		return -EINVAL;
+	}
+
+	skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
+	if (!skb)
+		return -ENOMEM;
+
+	cmd = (struct wmi_mcast_filter_add_del_cmd *) skb->data;
+	memcpy(cmd->mcast_mac, filter, ATH6KL_MCAST_FILTER_MAC_ADDR_SIZE);
+	ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb,
+				  add_filter ? WMI_SET_MCAST_FILTER_CMDID :
+				  WMI_DEL_MCAST_FILTER_CMDID,
+				  NO_SYNC_WMIFLAG);
+
+	return ret;
+}
+
+int ath6kl_wmi_sta_bmiss_enhance_cmd(struct wmi *wmi, u8 if_idx, bool enhance)
+{
+	struct sk_buff *skb;
+	struct wmi_sta_bmiss_enhance_cmd *cmd;
+	int ret;
+
+	skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
+	if (!skb)
+		return -ENOMEM;
+
+	cmd = (struct wmi_sta_bmiss_enhance_cmd *) skb->data;
+	cmd->enable = enhance ? 1 : 0;
+
+	ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb,
+				  WMI_STA_BMISS_ENHANCE_CMDID,
+				  NO_SYNC_WMIFLAG);
+	return ret;
+}
+
+int ath6kl_wmi_set_regdomain_cmd(struct wmi *wmi, const char *alpha2)
+{
+	struct sk_buff *skb;
+	struct wmi_set_regdomain_cmd *cmd;
+
+	skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
+	if (!skb)
+		return -ENOMEM;
+
+	cmd = (struct wmi_set_regdomain_cmd *) skb->data;
+	memcpy(cmd->iso_name, alpha2, 2);
+
+	return ath6kl_wmi_cmd_send(wmi, 0, skb,
+				   WMI_SET_REGDOMAIN_CMDID,
+				   NO_SYNC_WMIFLAG);
+}
+
+s32 ath6kl_wmi_get_rate(struct wmi *wmi, s8 rate_index)
+{
+	struct ath6kl *ar = wmi->parent_dev;
+	u8 sgi = 0;
+	s32 ret;
+
+	if (rate_index == RATE_AUTO)
+		return 0;
+
+	/* SGI is stored as the MSB of the rate_index */
+	if (rate_index & RATE_INDEX_MSB) {
+		rate_index &= RATE_INDEX_WITHOUT_SGI_MASK;
+		sgi = 1;
+	}
+
+	if (test_bit(ATH6KL_FW_CAPABILITY_RATETABLE_MCS15,
+		     ar->fw_capabilities)) {
+		if (WARN_ON(rate_index >= ARRAY_SIZE(wmi_rate_tbl_mcs15)))
+			return 0;
+
+		ret = wmi_rate_tbl_mcs15[(u32) rate_index][sgi];
+	} else {
+		if (WARN_ON(rate_index >= ARRAY_SIZE(wmi_rate_tbl)))
+			return 0;
+
+		ret = wmi_rate_tbl[(u32) rate_index][sgi];
+	}
+
+	return ret;
+}
+
+static int ath6kl_wmi_get_pmkid_list_event_rx(struct wmi *wmi, u8 *datap,
+					      u32 len)
+{
+	struct wmi_pmkid_list_reply *reply;
+	u32 expected_len;
+
+	if (len < sizeof(struct wmi_pmkid_list_reply))
+		return -EINVAL;
+
+	reply = (struct wmi_pmkid_list_reply *)datap;
+	expected_len = sizeof(reply->num_pmkid) +
+		le32_to_cpu(reply->num_pmkid) * WMI_PMKID_LEN;
+
+	if (len < expected_len)
+		return -EINVAL;
+
+	return 0;
+}
+
+static int ath6kl_wmi_addba_req_event_rx(struct wmi *wmi, u8 *datap, int len,
+					 struct ath6kl_vif *vif)
+{
+	struct wmi_addba_req_event *cmd = (struct wmi_addba_req_event *) datap;
+
+	aggr_recv_addba_req_evt(vif, cmd->tid,
+				le16_to_cpu(cmd->st_seq_no), cmd->win_sz);
+
+	return 0;
+}
+
+static int ath6kl_wmi_delba_req_event_rx(struct wmi *wmi, u8 *datap, int len,
+					 struct ath6kl_vif *vif)
+{
+	struct wmi_delba_event *cmd = (struct wmi_delba_event *) datap;
+
+	aggr_recv_delba_req_evt(vif, cmd->tid);
+
+	return 0;
+}
+
+/*  AP mode functions */
+
+int ath6kl_wmi_ap_profile_commit(struct wmi *wmip, u8 if_idx,
+				 struct wmi_connect_cmd *p)
+{
+	struct sk_buff *skb;
+	struct wmi_connect_cmd *cm;
+	int res;
+
+	skb = ath6kl_wmi_get_new_buf(sizeof(*cm));
+	if (!skb)
+		return -ENOMEM;
+
+	cm = (struct wmi_connect_cmd *) skb->data;
+	memcpy(cm, p, sizeof(*cm));
+
+	res = ath6kl_wmi_cmd_send(wmip, if_idx, skb, WMI_AP_CONFIG_COMMIT_CMDID,
+				  NO_SYNC_WMIFLAG);
+	ath6kl_dbg(ATH6KL_DBG_WMI,
+		   "%s: nw_type=%u auth_mode=%u ch=%u ctrl_flags=0x%x-> res=%d\n",
+		   __func__, p->nw_type, p->auth_mode, le16_to_cpu(p->ch),
+		   le32_to_cpu(p->ctrl_flags), res);
+	return res;
+}
+
+int ath6kl_wmi_ap_set_mlme(struct wmi *wmip, u8 if_idx, u8 cmd, const u8 *mac,
+			   u16 reason)
+{
+	struct sk_buff *skb;
+	struct wmi_ap_set_mlme_cmd *cm;
+
+	skb = ath6kl_wmi_get_new_buf(sizeof(*cm));
+	if (!skb)
+		return -ENOMEM;
+
+	cm = (struct wmi_ap_set_mlme_cmd *) skb->data;
+	memcpy(cm->mac, mac, ETH_ALEN);
+	cm->reason = cpu_to_le16(reason);
+	cm->cmd = cmd;
+
+	ath6kl_dbg(ATH6KL_DBG_WMI, "ap_set_mlme: cmd=%d reason=%d\n", cm->cmd,
+		   cm->reason);
+
+	return ath6kl_wmi_cmd_send(wmip, if_idx, skb, WMI_AP_SET_MLME_CMDID,
+				   NO_SYNC_WMIFLAG);
+}
+
+int ath6kl_wmi_ap_hidden_ssid(struct wmi *wmi, u8 if_idx, bool enable)
+{
+	struct sk_buff *skb;
+	struct wmi_ap_hidden_ssid_cmd *cmd;
+
+	skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
+	if (!skb)
+		return -ENOMEM;
+
+	cmd = (struct wmi_ap_hidden_ssid_cmd *) skb->data;
+	cmd->hidden_ssid = enable ? 1 : 0;
+
+	return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_AP_HIDDEN_SSID_CMDID,
+				   NO_SYNC_WMIFLAG);
+}
+
+/* This command will be used to enable/disable AP uAPSD feature */
+int ath6kl_wmi_ap_set_apsd(struct wmi *wmi, u8 if_idx, u8 enable)
+{
+	struct wmi_ap_set_apsd_cmd *cmd;
+	struct sk_buff *skb;
+
+	skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
+	if (!skb)
+		return -ENOMEM;
+
+	cmd = (struct wmi_ap_set_apsd_cmd *)skb->data;
+	cmd->enable = enable;
+
+	return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_AP_SET_APSD_CMDID,
+				   NO_SYNC_WMIFLAG);
+}
+
+int ath6kl_wmi_set_apsd_bfrd_traf(struct wmi *wmi, u8 if_idx,
+					     u16 aid, u16 bitmap, u32 flags)
+{
+	struct wmi_ap_apsd_buffered_traffic_cmd *cmd;
+	struct sk_buff *skb;
+
+	skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
+	if (!skb)
+		return -ENOMEM;
+
+	cmd = (struct wmi_ap_apsd_buffered_traffic_cmd *)skb->data;
+	cmd->aid = cpu_to_le16(aid);
+	cmd->bitmap = cpu_to_le16(bitmap);
+	cmd->flags = cpu_to_le32(flags);
+
+	return ath6kl_wmi_cmd_send(wmi, if_idx, skb,
+				   WMI_AP_APSD_BUFFERED_TRAFFIC_CMDID,
+				   NO_SYNC_WMIFLAG);
+}
+
+static int ath6kl_wmi_pspoll_event_rx(struct wmi *wmi, u8 *datap, int len,
+				      struct ath6kl_vif *vif)
+{
+	struct wmi_pspoll_event *ev;
+
+	if (len < sizeof(struct wmi_pspoll_event))
+		return -EINVAL;
+
+	ev = (struct wmi_pspoll_event *) datap;
+
+	ath6kl_pspoll_event(vif, le16_to_cpu(ev->aid));
+
+	return 0;
+}
+
+static int ath6kl_wmi_dtimexpiry_event_rx(struct wmi *wmi, u8 *datap, int len,
+					  struct ath6kl_vif *vif)
+{
+	ath6kl_dtimexpiry_event(vif);
+
+	return 0;
+}
+
+int ath6kl_wmi_set_pvb_cmd(struct wmi *wmi, u8 if_idx, u16 aid,
+			   bool flag)
+{
+	struct sk_buff *skb;
+	struct wmi_ap_set_pvb_cmd *cmd;
+	int ret;
+
+	skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_ap_set_pvb_cmd));
+	if (!skb)
+		return -ENOMEM;
+
+	cmd = (struct wmi_ap_set_pvb_cmd *) skb->data;
+	cmd->aid = cpu_to_le16(aid);
+	cmd->rsvd = cpu_to_le16(0);
+	cmd->flag = cpu_to_le32(flag);
+
+	ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_AP_SET_PVB_CMDID,
+				  NO_SYNC_WMIFLAG);
+
+	return ret;
+}
+
+int ath6kl_wmi_set_rx_frame_format_cmd(struct wmi *wmi, u8 if_idx,
+				       u8 rx_meta_ver,
+				       bool rx_dot11_hdr, bool defrag_on_host)
+{
+	struct sk_buff *skb;
+	struct wmi_rx_frame_format_cmd *cmd;
+	int ret;
+
+	skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
+	if (!skb)
+		return -ENOMEM;
+
+	cmd = (struct wmi_rx_frame_format_cmd *) skb->data;
+	cmd->dot11_hdr = rx_dot11_hdr ? 1 : 0;
+	cmd->defrag_on_host = defrag_on_host ? 1 : 0;
+	cmd->meta_ver = rx_meta_ver;
+
+	/* Delete the local aggr state, on host */
+	ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_RX_FRAME_FORMAT_CMDID,
+				  NO_SYNC_WMIFLAG);
+
+	return ret;
+}
+
+int ath6kl_wmi_set_appie_cmd(struct wmi *wmi, u8 if_idx, u8 mgmt_frm_type,
+			     const u8 *ie, u8 ie_len)
+{
+	struct sk_buff *skb;
+	struct wmi_set_appie_cmd *p;
+
+	skb = ath6kl_wmi_get_new_buf(sizeof(*p) + ie_len);
+	if (!skb)
+		return -ENOMEM;
+
+	ath6kl_dbg(ATH6KL_DBG_WMI,
+		   "set_appie_cmd: mgmt_frm_type=%u ie_len=%u\n",
+		   mgmt_frm_type, ie_len);
+	p = (struct wmi_set_appie_cmd *) skb->data;
+	p->mgmt_frm_type = mgmt_frm_type;
+	p->ie_len = ie_len;
+
+	if (ie != NULL && ie_len > 0)
+		memcpy(p->ie_info, ie, ie_len);
+
+	return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_APPIE_CMDID,
+				   NO_SYNC_WMIFLAG);
+}
+
+int ath6kl_wmi_set_ie_cmd(struct wmi *wmi, u8 if_idx, u8 ie_id, u8 ie_field,
+			  const u8 *ie_info, u8 ie_len)
+{
+	struct sk_buff *skb;
+	struct wmi_set_ie_cmd *p;
+
+	skb = ath6kl_wmi_get_new_buf(sizeof(*p) + ie_len);
+	if (!skb)
+		return -ENOMEM;
+
+	ath6kl_dbg(ATH6KL_DBG_WMI, "set_ie_cmd: ie_id=%u ie_ie_field=%u ie_len=%u\n",
+		   ie_id, ie_field, ie_len);
+	p = (struct wmi_set_ie_cmd *) skb->data;
+	p->ie_id = ie_id;
+	p->ie_field = ie_field;
+	p->ie_len = ie_len;
+	if (ie_info && ie_len > 0)
+		memcpy(p->ie_info, ie_info, ie_len);
+
+	return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_IE_CMDID,
+				   NO_SYNC_WMIFLAG);
+}
+
+int ath6kl_wmi_disable_11b_rates_cmd(struct wmi *wmi, bool disable)
+{
+	struct sk_buff *skb;
+	struct wmi_disable_11b_rates_cmd *cmd;
+
+	skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
+	if (!skb)
+		return -ENOMEM;
+
+	ath6kl_dbg(ATH6KL_DBG_WMI, "disable_11b_rates_cmd: disable=%u\n",
+		   disable);
+	cmd = (struct wmi_disable_11b_rates_cmd *) skb->data;
+	cmd->disable = disable ? 1 : 0;
+
+	return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_DISABLE_11B_RATES_CMDID,
+				   NO_SYNC_WMIFLAG);
+}
+
+int ath6kl_wmi_remain_on_chnl_cmd(struct wmi *wmi, u8 if_idx, u32 freq, u32 dur)
+{
+	struct sk_buff *skb;
+	struct wmi_remain_on_chnl_cmd *p;
+
+	skb = ath6kl_wmi_get_new_buf(sizeof(*p));
+	if (!skb)
+		return -ENOMEM;
+
+	ath6kl_dbg(ATH6KL_DBG_WMI, "remain_on_chnl_cmd: freq=%u dur=%u\n",
+		   freq, dur);
+	p = (struct wmi_remain_on_chnl_cmd *) skb->data;
+	p->freq = cpu_to_le32(freq);
+	p->duration = cpu_to_le32(dur);
+	return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_REMAIN_ON_CHNL_CMDID,
+				   NO_SYNC_WMIFLAG);
+}
+
+/* ath6kl_wmi_send_action_cmd is to be deprecated. Use
+ * ath6kl_wmi_send_mgmt_cmd instead. The new function supports P2P
+ * mgmt operations using station interface.
+ */
+static int ath6kl_wmi_send_action_cmd(struct wmi *wmi, u8 if_idx, u32 id,
+				      u32 freq, u32 wait, const u8 *data,
+				      u16 data_len)
+{
+	struct sk_buff *skb;
+	struct wmi_send_action_cmd *p;
+	u8 *buf;
+
+	if (wait)
+		return -EINVAL; /* Offload for wait not supported */
+
+	buf = kmalloc(data_len, GFP_KERNEL);
+	if (!buf)
+		return -ENOMEM;
+
+	skb = ath6kl_wmi_get_new_buf(sizeof(*p) + data_len);
+	if (!skb) {
+		kfree(buf);
+		return -ENOMEM;
+	}
+
+	kfree(wmi->last_mgmt_tx_frame);
+	memcpy(buf, data, data_len);
+	wmi->last_mgmt_tx_frame = buf;
+	wmi->last_mgmt_tx_frame_len = data_len;
+
+	ath6kl_dbg(ATH6KL_DBG_WMI,
+		   "send_action_cmd: id=%u freq=%u wait=%u len=%u\n",
+		   id, freq, wait, data_len);
+	p = (struct wmi_send_action_cmd *) skb->data;
+	p->id = cpu_to_le32(id);
+	p->freq = cpu_to_le32(freq);
+	p->wait = cpu_to_le32(wait);
+	p->len = cpu_to_le16(data_len);
+	memcpy(p->data, data, data_len);
+	return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SEND_ACTION_CMDID,
+				   NO_SYNC_WMIFLAG);
+}
+
+static int __ath6kl_wmi_send_mgmt_cmd(struct wmi *wmi, u8 if_idx, u32 id,
+				      u32 freq, u32 wait, const u8 *data,
+				      u16 data_len, u32 no_cck)
+{
+	struct sk_buff *skb;
+	struct wmi_send_mgmt_cmd *p;
+	u8 *buf;
+
+	if (wait)
+		return -EINVAL; /* Offload for wait not supported */
+
+	buf = kmalloc(data_len, GFP_KERNEL);
+	if (!buf)
+		return -ENOMEM;
+
+	skb = ath6kl_wmi_get_new_buf(sizeof(*p) + data_len);
+	if (!skb) {
+		kfree(buf);
+		return -ENOMEM;
+	}
+
+	kfree(wmi->last_mgmt_tx_frame);
+	memcpy(buf, data, data_len);
+	wmi->last_mgmt_tx_frame = buf;
+	wmi->last_mgmt_tx_frame_len = data_len;
+
+	ath6kl_dbg(ATH6KL_DBG_WMI,
+		   "send_action_cmd: id=%u freq=%u wait=%u len=%u\n",
+		   id, freq, wait, data_len);
+	p = (struct wmi_send_mgmt_cmd *) skb->data;
+	p->id = cpu_to_le32(id);
+	p->freq = cpu_to_le32(freq);
+	p->wait = cpu_to_le32(wait);
+	p->no_cck = cpu_to_le32(no_cck);
+	p->len = cpu_to_le16(data_len);
+	memcpy(p->data, data, data_len);
+	return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SEND_MGMT_CMDID,
+				   NO_SYNC_WMIFLAG);
+}
+
+int ath6kl_wmi_send_mgmt_cmd(struct wmi *wmi, u8 if_idx, u32 id, u32 freq,
+				u32 wait, const u8 *data, u16 data_len,
+				u32 no_cck)
+{
+	int status;
+	struct ath6kl *ar = wmi->parent_dev;
+
+	if (test_bit(ATH6KL_FW_CAPABILITY_STA_P2PDEV_DUPLEX,
+		     ar->fw_capabilities)) {
+		/*
+		 * If capable of doing P2P mgmt operations using
+		 * station interface, send additional information like
+		 * supported rates to advertise and xmit rates for
+		 * probe requests
+		 */
+		status = __ath6kl_wmi_send_mgmt_cmd(ar->wmi, if_idx, id, freq,
+						    wait, data, data_len,
+						    no_cck);
+	} else {
+		status = ath6kl_wmi_send_action_cmd(ar->wmi, if_idx, id, freq,
+						    wait, data, data_len);
+	}
+
+	return status;
+}
+
+int ath6kl_wmi_send_probe_response_cmd(struct wmi *wmi, u8 if_idx, u32 freq,
+				       const u8 *dst, const u8 *data,
+				       u16 data_len)
+{
+	struct sk_buff *skb;
+	struct wmi_p2p_probe_response_cmd *p;
+	size_t cmd_len = sizeof(*p) + data_len;
+
+	if (data_len == 0)
+		cmd_len++; /* work around target minimum length requirement */
+
+	skb = ath6kl_wmi_get_new_buf(cmd_len);
+	if (!skb)
+		return -ENOMEM;
+
+	ath6kl_dbg(ATH6KL_DBG_WMI,
+		   "send_probe_response_cmd: freq=%u dst=%pM len=%u\n",
+		   freq, dst, data_len);
+	p = (struct wmi_p2p_probe_response_cmd *) skb->data;
+	p->freq = cpu_to_le32(freq);
+	memcpy(p->destination_addr, dst, ETH_ALEN);
+	p->len = cpu_to_le16(data_len);
+	memcpy(p->data, data, data_len);
+	return ath6kl_wmi_cmd_send(wmi, if_idx, skb,
+				   WMI_SEND_PROBE_RESPONSE_CMDID,
+				   NO_SYNC_WMIFLAG);
+}
+
+int ath6kl_wmi_probe_report_req_cmd(struct wmi *wmi, u8 if_idx, bool enable)
+{
+	struct sk_buff *skb;
+	struct wmi_probe_req_report_cmd *p;
+
+	skb = ath6kl_wmi_get_new_buf(sizeof(*p));
+	if (!skb)
+		return -ENOMEM;
+
+	ath6kl_dbg(ATH6KL_DBG_WMI, "probe_report_req_cmd: enable=%u\n",
+		   enable);
+	p = (struct wmi_probe_req_report_cmd *) skb->data;
+	p->enable = enable ? 1 : 0;
+	return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_PROBE_REQ_REPORT_CMDID,
+				   NO_SYNC_WMIFLAG);
+}
+
+int ath6kl_wmi_info_req_cmd(struct wmi *wmi, u8 if_idx, u32 info_req_flags)
+{
+	struct sk_buff *skb;
+	struct wmi_get_p2p_info *p;
+
+	skb = ath6kl_wmi_get_new_buf(sizeof(*p));
+	if (!skb)
+		return -ENOMEM;
+
+	ath6kl_dbg(ATH6KL_DBG_WMI, "info_req_cmd: flags=%x\n",
+		   info_req_flags);
+	p = (struct wmi_get_p2p_info *) skb->data;
+	p->info_req_flags = cpu_to_le32(info_req_flags);
+	return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_GET_P2P_INFO_CMDID,
+				   NO_SYNC_WMIFLAG);
+}
+
+int ath6kl_wmi_cancel_remain_on_chnl_cmd(struct wmi *wmi, u8 if_idx)
+{
+	ath6kl_dbg(ATH6KL_DBG_WMI, "cancel_remain_on_chnl_cmd\n");
+	return ath6kl_wmi_simple_cmd(wmi, if_idx,
+				     WMI_CANCEL_REMAIN_ON_CHNL_CMDID);
+}
+
+int ath6kl_wmi_set_inact_period(struct wmi *wmi, u8 if_idx, int inact_timeout)
+{
+	struct sk_buff *skb;
+	struct wmi_set_inact_period_cmd *cmd;
+
+	skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
+	if (!skb)
+		return -ENOMEM;
+
+	cmd = (struct wmi_set_inact_period_cmd *) skb->data;
+	cmd->inact_period = cpu_to_le32(inact_timeout);
+	cmd->num_null_func = 0;
+
+	return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_AP_CONN_INACT_CMDID,
+				   NO_SYNC_WMIFLAG);
+}
+
+static void ath6kl_wmi_hb_challenge_resp_event(struct wmi *wmi, u8 *datap,
+					       int len)
+{
+	struct wmix_hb_challenge_resp_cmd *cmd;
+
+	if (len < sizeof(struct wmix_hb_challenge_resp_cmd))
+		return;
+
+	cmd = (struct wmix_hb_challenge_resp_cmd *) datap;
+	ath6kl_recovery_hb_event(wmi->parent_dev,
+				 le32_to_cpu(cmd->cookie));
+}
+
+static int ath6kl_wmi_control_rx_xtnd(struct wmi *wmi, struct sk_buff *skb)
+{
+	struct wmix_cmd_hdr *cmd;
+	u32 len;
+	u16 id;
+	u8 *datap;
+	int ret = 0;
+
+	if (skb->len < sizeof(struct wmix_cmd_hdr)) {
+		ath6kl_err("bad packet 1\n");
+		return -EINVAL;
+	}
+
+	cmd = (struct wmix_cmd_hdr *) skb->data;
+	id = le32_to_cpu(cmd->cmd_id);
+
+	skb_pull(skb, sizeof(struct wmix_cmd_hdr));
+
+	datap = skb->data;
+	len = skb->len;
+
+	switch (id) {
+	case WMIX_HB_CHALLENGE_RESP_EVENTID:
+		ath6kl_dbg(ATH6KL_DBG_WMI, "wmi event hb challenge resp\n");
+		ath6kl_wmi_hb_challenge_resp_event(wmi, datap, len);
+		break;
+	case WMIX_DBGLOG_EVENTID:
+		ath6kl_dbg(ATH6KL_DBG_WMI, "wmi event dbglog len %d\n", len);
+		ath6kl_debug_fwlog_event(wmi->parent_dev, datap, len);
+		break;
+	default:
+		ath6kl_warn("unknown cmd id 0x%x\n", id);
+		ret = -EINVAL;
+		break;
+	}
+
+	return ret;
+}
+
+static int ath6kl_wmi_roam_tbl_event_rx(struct wmi *wmi, u8 *datap, int len)
+{
+	return ath6kl_debug_roam_tbl_event(wmi->parent_dev, datap, len);
+}
+
+/* Process interface specific wmi events, caller would free the datap */
+static int ath6kl_wmi_proc_events_vif(struct wmi *wmi, u16 if_idx, u16 cmd_id,
+					u8 *datap, u32 len)
+{
+	struct ath6kl_vif *vif;
+
+	vif = ath6kl_get_vif_by_index(wmi->parent_dev, if_idx);
+	if (!vif) {
+		ath6kl_dbg(ATH6KL_DBG_WMI,
+			   "Wmi event for unavailable vif, vif_index:%d\n",
+			    if_idx);
+		return -EINVAL;
+	}
+
+	switch (cmd_id) {
+	case WMI_CONNECT_EVENTID:
+		ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_CONNECT_EVENTID\n");
+		return ath6kl_wmi_connect_event_rx(wmi, datap, len, vif);
+	case WMI_DISCONNECT_EVENTID:
+		ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_DISCONNECT_EVENTID\n");
+		return ath6kl_wmi_disconnect_event_rx(wmi, datap, len, vif);
+	case WMI_TKIP_MICERR_EVENTID:
+		ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TKIP_MICERR_EVENTID\n");
+		return ath6kl_wmi_tkip_micerr_event_rx(wmi, datap, len, vif);
+	case WMI_BSSINFO_EVENTID:
+		ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_BSSINFO_EVENTID\n");
+		return ath6kl_wmi_bssinfo_event_rx(wmi, datap, len, vif);
+	case WMI_NEIGHBOR_REPORT_EVENTID:
+		ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_NEIGHBOR_REPORT_EVENTID\n");
+		return ath6kl_wmi_neighbor_report_event_rx(wmi, datap, len,
+							   vif);
+	case WMI_SCAN_COMPLETE_EVENTID:
+		ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_SCAN_COMPLETE_EVENTID\n");
+		return ath6kl_wmi_scan_complete_rx(wmi, datap, len, vif);
+	case WMI_REPORT_STATISTICS_EVENTID:
+		ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REPORT_STATISTICS_EVENTID\n");
+		return ath6kl_wmi_stats_event_rx(wmi, datap, len, vif);
+	case WMI_CAC_EVENTID:
+		ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_CAC_EVENTID\n");
+		return ath6kl_wmi_cac_event_rx(wmi, datap, len, vif);
+	case WMI_PSPOLL_EVENTID:
+		ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_PSPOLL_EVENTID\n");
+		return ath6kl_wmi_pspoll_event_rx(wmi, datap, len, vif);
+	case WMI_DTIMEXPIRY_EVENTID:
+		ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_DTIMEXPIRY_EVENTID\n");
+		return ath6kl_wmi_dtimexpiry_event_rx(wmi, datap, len, vif);
+	case WMI_ADDBA_REQ_EVENTID:
+		ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_ADDBA_REQ_EVENTID\n");
+		return ath6kl_wmi_addba_req_event_rx(wmi, datap, len, vif);
+	case WMI_DELBA_REQ_EVENTID:
+		ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_DELBA_REQ_EVENTID\n");
+		return ath6kl_wmi_delba_req_event_rx(wmi, datap, len, vif);
+	case WMI_SET_HOST_SLEEP_MODE_CMD_PROCESSED_EVENTID:
+		ath6kl_dbg(ATH6KL_DBG_WMI,
+			   "WMI_SET_HOST_SLEEP_MODE_CMD_PROCESSED_EVENTID");
+		return ath6kl_wmi_host_sleep_mode_cmd_prcd_evt_rx(wmi, vif);
+	case WMI_REMAIN_ON_CHNL_EVENTID:
+		ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REMAIN_ON_CHNL_EVENTID\n");
+		return ath6kl_wmi_remain_on_chnl_event_rx(wmi, datap, len, vif);
+	case WMI_CANCEL_REMAIN_ON_CHNL_EVENTID:
+		ath6kl_dbg(ATH6KL_DBG_WMI,
+			   "WMI_CANCEL_REMAIN_ON_CHNL_EVENTID\n");
+		return ath6kl_wmi_cancel_remain_on_chnl_event_rx(wmi, datap,
+								 len, vif);
+	case WMI_TX_STATUS_EVENTID:
+		ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TX_STATUS_EVENTID\n");
+		return ath6kl_wmi_tx_status_event_rx(wmi, datap, len, vif);
+	case WMI_RX_PROBE_REQ_EVENTID:
+		ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_RX_PROBE_REQ_EVENTID\n");
+		return ath6kl_wmi_rx_probe_req_event_rx(wmi, datap, len, vif);
+	case WMI_RX_ACTION_EVENTID:
+		ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_RX_ACTION_EVENTID\n");
+		return ath6kl_wmi_rx_action_event_rx(wmi, datap, len, vif);
+	case WMI_TXE_NOTIFY_EVENTID:
+		ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TXE_NOTIFY_EVENTID\n");
+		return ath6kl_wmi_txe_notify_event_rx(wmi, datap, len, vif);
+	default:
+		ath6kl_dbg(ATH6KL_DBG_WMI, "unknown cmd id 0x%x\n", cmd_id);
+		return -EINVAL;
+	}
+
+	return 0;
+}
+
+static int ath6kl_wmi_proc_events(struct wmi *wmi, struct sk_buff *skb)
+{
+	struct wmi_cmd_hdr *cmd;
+	int ret = 0;
+	u32 len;
+	u16 id;
+	u8 if_idx;
+	u8 *datap;
+
+	cmd = (struct wmi_cmd_hdr *) skb->data;
+	id = le16_to_cpu(cmd->cmd_id);
+	if_idx = le16_to_cpu(cmd->info1) & WMI_CMD_HDR_IF_ID_MASK;
+
+	skb_pull(skb, sizeof(struct wmi_cmd_hdr));
+	datap = skb->data;
+	len = skb->len;
+
+	ath6kl_dbg(ATH6KL_DBG_WMI, "wmi rx id %d len %d\n", id, len);
+	ath6kl_dbg_dump(ATH6KL_DBG_WMI_DUMP, NULL, "wmi rx ",
+			datap, len);
+
+	switch (id) {
+	case WMI_GET_BITRATE_CMDID:
+		ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_BITRATE_CMDID\n");
+		ret = ath6kl_wmi_bitrate_reply_rx(wmi, datap, len);
+		break;
+	case WMI_GET_CHANNEL_LIST_CMDID:
+		ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_CHANNEL_LIST_CMDID\n");
+		ret = ath6kl_wmi_ch_list_reply_rx(wmi, datap, len);
+		break;
+	case WMI_GET_TX_PWR_CMDID:
+		ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_TX_PWR_CMDID\n");
+		ret = ath6kl_wmi_tx_pwr_reply_rx(wmi, datap, len);
+		break;
+	case WMI_READY_EVENTID:
+		ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_READY_EVENTID\n");
+		ret = ath6kl_wmi_ready_event_rx(wmi, datap, len);
+		break;
+	case WMI_PEER_NODE_EVENTID:
+		ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_PEER_NODE_EVENTID\n");
+		ret = ath6kl_wmi_peer_node_event_rx(wmi, datap, len);
+		break;
+	case WMI_REGDOMAIN_EVENTID:
+		ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REGDOMAIN_EVENTID\n");
+		ath6kl_wmi_regdomain_event(wmi, datap, len);
+		break;
+	case WMI_PSTREAM_TIMEOUT_EVENTID:
+		ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_PSTREAM_TIMEOUT_EVENTID\n");
+		ret = ath6kl_wmi_pstream_timeout_event_rx(wmi, datap, len);
+		break;
+	case WMI_CMDERROR_EVENTID:
+		ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_CMDERROR_EVENTID\n");
+		ret = ath6kl_wmi_error_event_rx(wmi, datap, len);
+		break;
+	case WMI_RSSI_THRESHOLD_EVENTID:
+		ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_RSSI_THRESHOLD_EVENTID\n");
+		ret = ath6kl_wmi_rssi_threshold_event_rx(wmi, datap, len);
+		break;
+	case WMI_ERROR_REPORT_EVENTID:
+		ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_ERROR_REPORT_EVENTID\n");
+		break;
+	case WMI_OPT_RX_FRAME_EVENTID:
+		ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_OPT_RX_FRAME_EVENTID\n");
+		/* this event has been deprecated */
+		break;
+	case WMI_REPORT_ROAM_TBL_EVENTID:
+		ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REPORT_ROAM_TBL_EVENTID\n");
+		ret = ath6kl_wmi_roam_tbl_event_rx(wmi, datap, len);
+		break;
+	case WMI_EXTENSION_EVENTID:
+		ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_EXTENSION_EVENTID\n");
+		ret = ath6kl_wmi_control_rx_xtnd(wmi, skb);
+		break;
+	case WMI_CHANNEL_CHANGE_EVENTID:
+		ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_CHANNEL_CHANGE_EVENTID\n");
+		break;
+	case WMI_REPORT_ROAM_DATA_EVENTID:
+		ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REPORT_ROAM_DATA_EVENTID\n");
+		break;
+	case WMI_TEST_EVENTID:
+		ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TEST_EVENTID\n");
+		ret = ath6kl_wmi_test_rx(wmi, datap, len);
+		break;
+	case WMI_GET_FIXRATES_CMDID:
+		ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_FIXRATES_CMDID\n");
+		ret = ath6kl_wmi_ratemask_reply_rx(wmi, datap, len);
+		break;
+	case WMI_TX_RETRY_ERR_EVENTID:
+		ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TX_RETRY_ERR_EVENTID\n");
+		break;
+	case WMI_SNR_THRESHOLD_EVENTID:
+		ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_SNR_THRESHOLD_EVENTID\n");
+		ret = ath6kl_wmi_snr_threshold_event_rx(wmi, datap, len);
+		break;
+	case WMI_LQ_THRESHOLD_EVENTID:
+		ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_LQ_THRESHOLD_EVENTID\n");
+		break;
+	case WMI_APLIST_EVENTID:
+		ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_APLIST_EVENTID\n");
+		ret = ath6kl_wmi_aplist_event_rx(wmi, datap, len);
+		break;
+	case WMI_GET_KEEPALIVE_CMDID:
+		ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_KEEPALIVE_CMDID\n");
+		ret = ath6kl_wmi_keepalive_reply_rx(wmi, datap, len);
+		break;
+	case WMI_GET_WOW_LIST_EVENTID:
+		ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_WOW_LIST_EVENTID\n");
+		break;
+	case WMI_GET_PMKID_LIST_EVENTID:
+		ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_PMKID_LIST_EVENTID\n");
+		ret = ath6kl_wmi_get_pmkid_list_event_rx(wmi, datap, len);
+		break;
+	case WMI_SET_PARAMS_REPLY_EVENTID:
+		ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_SET_PARAMS_REPLY_EVENTID\n");
+		break;
+	case WMI_ADDBA_RESP_EVENTID:
+		ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_ADDBA_RESP_EVENTID\n");
+		break;
+	case WMI_REPORT_BTCOEX_CONFIG_EVENTID:
+		ath6kl_dbg(ATH6KL_DBG_WMI,
+			   "WMI_REPORT_BTCOEX_CONFIG_EVENTID\n");
+		break;
+	case WMI_REPORT_BTCOEX_STATS_EVENTID:
+		ath6kl_dbg(ATH6KL_DBG_WMI,
+			   "WMI_REPORT_BTCOEX_STATS_EVENTID\n");
+		break;
+	case WMI_TX_COMPLETE_EVENTID:
+		ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TX_COMPLETE_EVENTID\n");
+		ret = ath6kl_wmi_tx_complete_event_rx(datap, len);
+		break;
+	case WMI_P2P_CAPABILITIES_EVENTID:
+		ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_P2P_CAPABILITIES_EVENTID\n");
+		ret = ath6kl_wmi_p2p_capabilities_event_rx(datap, len);
+		break;
+	case WMI_P2P_INFO_EVENTID:
+		ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_P2P_INFO_EVENTID\n");
+		ret = ath6kl_wmi_p2p_info_event_rx(datap, len);
+		break;
+	default:
+		/* may be the event is interface specific */
+		ret = ath6kl_wmi_proc_events_vif(wmi, if_idx, id, datap, len);
+		break;
+	}
+
+	dev_kfree_skb(skb);
+	return ret;
+}
+
+/* Control Path */
+int ath6kl_wmi_control_rx(struct wmi *wmi, struct sk_buff *skb)
+{
+	if (WARN_ON(skb == NULL))
+		return -EINVAL;
+
+	if (skb->len < sizeof(struct wmi_cmd_hdr)) {
+		ath6kl_err("bad packet 1\n");
+		dev_kfree_skb(skb);
+		return -EINVAL;
+	}
+
+	trace_ath6kl_wmi_event(skb->data, skb->len);
+
+	return ath6kl_wmi_proc_events(wmi, skb);
+}
+
+void ath6kl_wmi_reset(struct wmi *wmi)
+{
+	spin_lock_bh(&wmi->lock);
+
+	wmi->fat_pipe_exist = 0;
+	memset(wmi->stream_exist_for_ac, 0, sizeof(wmi->stream_exist_for_ac));
+
+	spin_unlock_bh(&wmi->lock);
+}
+
+void *ath6kl_wmi_init(struct ath6kl *dev)
+{
+	struct wmi *wmi;
+
+	wmi = kzalloc(sizeof(struct wmi), GFP_KERNEL);
+	if (!wmi)
+		return NULL;
+
+	spin_lock_init(&wmi->lock);
+
+	wmi->parent_dev = dev;
+
+	wmi->pwr_mode = REC_POWER;
+
+	ath6kl_wmi_reset(wmi);
+
+	return wmi;
+}
+
+void ath6kl_wmi_shutdown(struct wmi *wmi)
+{
+	if (!wmi)
+		return;
+
+	kfree(wmi->last_mgmt_tx_frame);
+	kfree(wmi);
+}