Merge "qcacmn: prevent double free on buffer"

dp/wifi3.0/dp_htt.c

@@ -4192,11 +4192,11 @@ dp_ppdu_stats_ind_handler(struct htt_soc *soc,
 	target_pdev_id = HTT_T2H_PPDU_STATS_PDEV_ID_GET(*msg_word);
 	pdev_id = dp_get_host_pdev_id_for_target_pdev_id(soc->dp_soc,
 							 target_pdev_id);
+	dp_wdi_event_handler(WDI_EVENT_LITE_T2H, soc->dp_soc,
+			     htt_t2h_msg, HTT_INVALID_PEER, WDI_NO_VAL,
+			     pdev_id);
 	free_buf = dp_txrx_ppdu_stats_handler(soc->dp_soc, pdev_id,
 					      htt_t2h_msg);
-	dp_wdi_event_handler(WDI_EVENT_LITE_T2H, soc->dp_soc,
-		htt_t2h_msg, HTT_INVALID_PEER, WDI_NO_VAL,
-		pdev_id);
 	return free_buf;
 }
 #else

os_if/linux/mlme/inc/wlan_cfg80211_cm_req.h

@@ -0,0 +1,57 @@
+/*
+ * Copyright (c) 2012-2015, 2020 The Linux Foundation. All rights reserved.
+ *
+ * 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.
+ */
+
+/**
+ * DOC: wlan_cfg80211_cm_req.h
+ *
+ * This header file maintains declarations of connect, disconnect, roam
+ * request apis.
+ */
+
+#ifndef __WLAN_CFG80211_CM_REQ_H
+#define __WLAN_CFG80211_CM_REQ_H
+
+#ifdef FEATURE_CM_ENABLE
+#include "qdf_status.h"
+#include "wlan_cm_public_struct.h"
+#include <net/cfg80211.h>
+#include "wlan_objmgr_vdev_obj.h"
+
+/**
+ * wlan_osif_cfg80211_connect() - Connect start request
+ * @dev: net dev
+ * @vdev: vdev pointer
+ * @req: connect req
+ *
+ * Return: int
+ */
+int wlan_osif_cfg80211_connect(struct net_device *dev,
+			       struct wlan_objmgr_vdev *vdev,
+			       struct cfg80211_connect_params *req);
+
+/**
+ * wlan_osif_cfg80211_disconnect() - Disconnect start request
+ * @dev: net dev
+ * @vdev: vdev pointer
+ * @reason: disconnect reason
+ *
+ * Return: int
+ */
+int wlan_osif_cfg80211_disconnect(struct net_device *dev,
+				  struct wlan_objmgr_vdev *vdev,
+				  uint16_t reason);
+#endif
+#endif /* __WLAN_CFG80211_CM_REQ_H */

os_if/linux/mlme/inc/wlan_cfg80211_cm_rsp.h

@@ -0,0 +1,27 @@
+/*
+ * Copyright (c) 2012-2015, 2020 The Linux Foundation. All rights reserved.
+ *
+ * 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.
+ */
+
+/**
+ * DOC: wlan_cfg80211_cm_rsp.h
+ *
+ * This header file maintains declarations of connect, disconnect, roam
+ * response apis.
+ */
+
+#ifndef __WLAN_CFG80211_CM_RSP_H
+#define __WLAN_CFG80211_CM_RSP_H
+
+#endif /* __WLAN_CFG80211_CM_RSP_H */

os_if/linux/mlme/inc/wlan_cfg80211_cm_util.h

@@ -0,0 +1,27 @@
+/*
+ * Copyright (c) 2012-2015, 2020 The Linux Foundation. All rights reserved.
+ *
+ * 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.
+ */
+
+/**
+ * DOC: wlan_cfg80211_cm_util.h
+ *
+ * This header file maintains declarations of connect, disconnect, roam
+ * common apis.
+ */
+
+#ifndef __WLAN_CFG80211_CM_UTIL_H
+#define __WLAN_CFG80211_CM_UTIL_H
+
+#endif /* __WLAN_CFG80211_CM_UTIL_H */

os_if/linux/mlme/src/wlan_cfg80211_cm_connect_rsp.c

@@ -0,0 +1,21 @@
+/*
+ * Copyright (c) 2012-2015, 2020 The Linux Foundation. All rights reserved.
+ *
+ * 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.
+ */
+
+/**
+ * DOC: wlan_cfg80211_cm_connect_rsp.c
+ *
+ * This file maintains definitaions of connect response apis.
+ */

os_if/linux/mlme/src/wlan_cfg80211_cm_disconnect_rsp.c

@@ -0,0 +1,22 @@
+/*
+ * Copyright (c) 2012-2015, 2020 The Linux Foundation. All rights reserved.
+ *
+ * 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.
+ */
+
+/**
+ * DOC: wlan_cfg80211_cm_disconnect_rsp.c
+ *
+ * This file maintains definitaions of disconnect response
+ * fucntions.
+ */

os_if/linux/mlme/src/wlan_cfg80211_cm_req.c

@@ -0,0 +1,431 @@
+/*
+ * Copyright (c) 2012-2015, 2020 The Linux Foundation. All rights reserved.
+ *
+ * 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.
+ */
+
+/**
+ * DOC: wlan_cfg80211_cm_req.c
+ *
+ * This file maintains definitaions of connect, disconnect, roam
+ * request apis.
+ */
+
+#include "wlan_cfg80211_cm_req.h"
+#include "wlan_cm_ucfg_api.h"
+#include "wlan_nl_to_crypto_params.h"
+#include <wlan_cfg80211.h>
+
+static void wlan_osif_free_wep_key_params(
+				struct wlan_cm_connect_req *connect_req)
+{
+	if (connect_req->crypto.wep_keys.key) {
+		qdf_mem_free(connect_req->crypto.wep_keys.key);
+		connect_req->crypto.wep_keys.key = NULL;
+	}
+	if (connect_req->crypto.wep_keys.seq) {
+		qdf_mem_free(connect_req->crypto.wep_keys.seq);
+		connect_req->crypto.wep_keys.seq = NULL;
+	}
+}
+
+static QDF_STATUS wlan_osif_set_wep_key_params(
+				struct wlan_cm_connect_req *connect_req,
+				struct cfg80211_connect_params *req)
+{
+	if (!req->key_len)
+		return QDF_STATUS_SUCCESS;
+
+	connect_req->crypto.wep_keys.key_len = req->key_len;
+	connect_req->crypto.wep_keys.key_idx = req->key_idx;
+
+	connect_req->crypto.wep_keys.key =
+			qdf_mem_malloc(connect_req->crypto.wep_keys.key_len);
+	if (!connect_req->crypto.wep_keys.key)
+		return QDF_STATUS_E_NOMEM;
+
+	qdf_mem_copy(connect_req->crypto.wep_keys.key, req->key,
+		     connect_req->crypto.wep_keys.key_len);
+
+	if (req->crypto.wep_keys->seq_len) {
+		connect_req->crypto.wep_keys.seq_len =
+						req->crypto.wep_keys->seq_len;
+		connect_req->crypto.wep_keys.seq =
+			qdf_mem_malloc(connect_req->crypto.wep_keys.seq_len);
+		if (!connect_req->crypto.wep_keys.seq) {
+			qdf_mem_free(connect_req->crypto.wep_keys.key);
+			connect_req->crypto.wep_keys.key = NULL;
+			return QDF_STATUS_E_NOMEM;
+		}
+		qdf_mem_copy(connect_req->crypto.wep_keys.seq,
+			     req->crypto.wep_keys->seq,
+			     connect_req->crypto.wep_keys.seq_len);
+	}
+
+	return QDF_STATUS_SUCCESS;
+}
+
+static void wlan_osif_set_auth_type(struct wlan_cm_connect_req *connect_req,
+				    struct cfg80211_connect_params *req)
+{
+	wlan_crypto_auth_mode crypto_auth_type =
+			osif_nl_to_crypto_auth_type(req->auth_type);
+
+	/* For auto check wpa version to decide WPA or RSNA */
+	if (crypto_auth_type == WLAN_CRYPTO_AUTH_AUTO &&
+	    req->crypto.wpa_versions) {
+		if (req->crypto.wpa_versions & NL80211_WPA_VERSION_1)
+			crypto_auth_type = WLAN_CRYPTO_AUTH_WPA;
+		else
+			crypto_auth_type = WLAN_CRYPTO_AUTH_RSNA;
+	} else if (!req->crypto.wpa_versions) {
+		crypto_auth_type = WLAN_CRYPTO_AUTH_OPEN;
+	}
+
+	QDF_SET_PARAM(connect_req->crypto.auth_type, crypto_auth_type);
+}
+
+static
+QDF_STATUS wlan_osif_set_crypto_params(struct wlan_cm_connect_req *connect_req,
+				       struct cfg80211_connect_params *req)
+{
+	uint32_t i = 0;
+	QDF_STATUS status;
+	wlan_crypto_cipher_type cipher;
+	wlan_crypto_key_mgmt akm;
+
+	connect_req->crypto.wpa_versions = req->crypto.wpa_versions;
+
+	wlan_osif_set_auth_type(connect_req, req);
+
+	if (req->crypto.cipher_group)
+		cipher = osif_nl_to_crypto_cipher_type(cipher);
+	else
+		cipher = WLAN_CRYPTO_CIPHER_NONE;
+
+	QDF_SET_PARAM(connect_req->crypto.group_cipher, cipher);
+
+	/* Fill Pairwise ciphers */
+	if (req->crypto.n_ciphers_pairwise > NL80211_MAX_NR_CIPHER_SUITES)
+		connect_req->crypto.n_ciphers_pairwise =
+						NL80211_MAX_NR_CIPHER_SUITES;
+	else
+		connect_req->crypto.n_ciphers_pairwise =
+						req->crypto.n_ciphers_pairwise;
+
+	if (connect_req->crypto.n_ciphers_pairwise) {
+		for (i = 0; i < connect_req->crypto.n_ciphers_pairwise ; i++) {
+			cipher = osif_nl_to_crypto_cipher_type(
+					req->crypto.ciphers_pairwise[i]);
+			QDF_SET_PARAM(connect_req->crypto.ciphers_pairwise,
+				      cipher);
+		}
+	} else {
+		connect_req->crypto.n_ciphers_pairwise = 1;
+		QDF_SET_PARAM(connect_req->crypto.ciphers_pairwise,
+			      WLAN_CRYPTO_CIPHER_NONE);
+	}
+
+	/* Fill AKM suites */
+	if (req->crypto.n_akm_suites > NL80211_MAX_NR_AKM_SUITES)
+		connect_req->crypto.n_akm_suites = NL80211_MAX_NR_AKM_SUITES;
+	else
+		connect_req->crypto.n_akm_suites = req->crypto.n_akm_suites;
+
+	if (connect_req->crypto.n_akm_suites) {
+		for (i = 0; i < connect_req->crypto.n_akm_suites; i++) {
+			akm = osif_nl_to_crypto_akm_type(
+					req->crypto.akm_suites[i]);
+			QDF_SET_PARAM(connect_req->crypto.akm_suites, akm);
+		}
+	} else {
+		connect_req->crypto.n_akm_suites = 1;
+		QDF_SET_PARAM(connect_req->crypto.akm_suites,
+			      WLAN_CRYPTO_KEY_MGMT_NONE);
+	}
+
+	/* Fill WEP Key information */
+	status = wlan_osif_set_wep_key_params(connect_req, req);
+	if (QDF_IS_STATUS_ERROR(status))
+		osif_err("set wep key params failed");
+
+	return status;
+}
+
+#ifdef WLAN_FEATURE_FILS_SK
+static bool wlan_osif_is_fils_auth_type(enum nl80211_auth_type auth_type)
+{
+	switch (auth_type) {
+	case NL80211_AUTHTYPE_FILS_SK:
+	case NL80211_AUTHTYPE_FILS_SK_PFS:
+	case NL80211_AUTHTYPE_FILS_PK:
+		return true;
+	default:
+		return false;
+	}
+}
+
+static bool wlan_osif_is_akm_suite_fils(uint32_t key_mgmt)
+{
+	switch (key_mgmt) {
+	case WLAN_AKM_SUITE_FILS_SHA256:
+	case WLAN_AKM_SUITE_FILS_SHA384:
+	case WLAN_AKM_SUITE_FT_FILS_SHA256:
+	case WLAN_AKM_SUITE_FT_FILS_SHA384:
+		return true;
+	default:
+		return false;
+	}
+}
+
+static bool wlan_osif_is_conn_type_fils(struct cfg80211_connect_params *req)
+{
+	int num_akm_suites = req->crypto.n_akm_suites;
+	uint32_t key_mgmt = req->crypto.akm_suites[0];
+	bool is_fils_auth_type =
+		wlan_osif_is_fils_auth_type(req->auth_type);
+
+	if (num_akm_suites <= 0)
+		return false;
+
+	/*
+	 * Auth type will be either be OPEN or FILS type for a FILS connection
+	 */
+	if (!is_fils_auth_type &&
+	    req->auth_type != NL80211_AUTHTYPE_OPEN_SYSTEM)
+		return false;
+
+	if (!wlan_osif_is_akm_suite_fils(key_mgmt))
+		return false;
+
+	osif_debug("Fils Auth %d AKM %d", req->auth_type, key_mgmt);
+
+	return true;
+}
+
+static QDF_STATUS wlan_osif_set_fils_info(
+				struct wlan_cm_connect_req *connect_req,
+				struct cfg80211_connect_params *req)
+{
+	connect_req->fils_info.is_fils_connection =
+					wlan_osif_is_conn_type_fils(req);
+	connect_req->fils_info.username_len = req->fils_erp_username_len;
+
+	if (connect_req->fils_info.username_len >
+					WLAN_CM_FILS_MAX_KEYNAME_NAI_LENGTH) {
+		osif_err("Invalid fils username len");
+		return QDF_STATUS_E_INVAL;
+	}
+	qdf_mem_zero(connect_req->fils_info.username,
+		     WLAN_CM_FILS_MAX_KEYNAME_NAI_LENGTH);
+	qdf_mem_copy(connect_req->fils_info.username, req->fils_erp_username,
+		     connect_req->fils_info.username_len);
+
+	connect_req->fils_info.realm_len = req->fils_erp_username_len;
+
+	if (connect_req->fils_info.realm_len > WLAN_CM_FILS_MAX_REALM_LEN) {
+		osif_err("Invalid fils realm len");
+		return QDF_STATUS_E_INVAL;
+	}
+	qdf_mem_zero(connect_req->fils_info.realm, WLAN_CM_FILS_MAX_REALM_LEN);
+	qdf_mem_copy(connect_req->fils_info.realm, req->fils_erp_realm,
+		     connect_req->fils_info.realm_len);
+
+	connect_req->fils_info.next_seq_num = req->fils_erp_next_seq_num;
+
+	connect_req->fils_info.rrk_len = req->fils_erp_rrk_len;
+
+	if (connect_req->fils_info.rrk_len > WLAN_CM_FILS_MAX_RRK_LENGTH) {
+		osif_err("Invalid fils rrk len");
+		return QDF_STATUS_E_INVAL;
+	}
+	qdf_mem_zero(connect_req->fils_info.rrk, WLAN_CM_FILS_MAX_RRK_LENGTH);
+	qdf_mem_copy(connect_req->fils_info.rrk, req->fils_erp_rrk,
+		     connect_req->fils_info.rrk_len);
+
+	return QDF_STATUS_SUCCESS;
+}
+#else
+static inline QDF_STATUS wlan_osif_set_fils_info(
+				struct wlan_cm_connect_req *connect_req,
+				struct cfg80211_connect_params *req)
+{
+	return QDF_STATUS_SUCCESS;
+}
+#endif
+
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4, 7, 0))
+static inline void wlan_osif_set_prev_bssid(
+				struct wlan_cm_connect_req *connect_req,
+				struct cfg80211_connect_params *req)
+{
+	qdf_mem_copy(connect_req->prev_bssid.bytes, req->prev_bssid,
+		     QDF_MAC_ADDR_SIZE);
+}
+
+static inline void osif_dump_prev_bssid(struct cfg80211_connect_params *req)
+{
+	if (req->prev_bssid)
+		osif_nofl_debug("prev BSSID %pM", req->prev_bssid);
+}
+
+#else
+static inline void wlan_osif_set_prev_bssid(
+				struct wlan_cm_connect_req *connect_req,
+				struct cfg80211_connect_params *req);
+
+static inline void osif_dump_prev_bssid(struct cfg80211_connect_params *req)
+{
+}
+
+#endif
+
+static inline void osif_dump_connect_req(struct net_device *dev,
+					 uint8_t vdev_id,
+					 struct cfg80211_connect_params *req)
+{
+	uint32_t i;
+
+	osif_nofl_debug("connect req for %s(vdevid-%d) freq %d SSID %.*s auth type %d WPA ver %d n_akm %d n_cipher %d grp_cipher %x mfp %d freq hint %d",
+			dev->name, vdev_id,
+			req->channel ? req->channel->center_freq : 0,
+			(int)req->ssid_len, req->ssid, req->auth_type,
+			req->crypto.wpa_versions,
+			req->crypto.n_akm_suites,
+			req->crypto.n_ciphers_pairwise,
+			req->crypto.cipher_group, req->mfp,
+			req->channel_hint ? req->channel_hint->center_freq : 0);
+	if (req->bssid)
+		osif_nofl_debug("BSSID %pM", req->bssid);
+	if (req->bssid_hint)
+		osif_nofl_debug("BSSID hint %pM", req->bssid_hint);
+	osif_dump_prev_bssid(req);
+
+	for (i = 0; i < req->crypto.n_akm_suites; i++)
+		osif_nofl_debug("akm[%d] = %x", i, req->crypto.akm_suites[i]);
+
+	for (i = 0; i < req->crypto.n_ciphers_pairwise; i++)
+		osif_nofl_debug("cipher_pairwise[%d] = %x", i,
+				req->crypto.ciphers_pairwise[i]);
+}
+
+int wlan_osif_cfg80211_connect(struct net_device *dev,
+			       struct wlan_objmgr_vdev *vdev,
+			       struct cfg80211_connect_params *req)
+{
+	struct wlan_cm_connect_req *connect_req;
+	const u8 *bssid_hint = req->bssid_hint;
+	uint8_t vdev_id = vdev->vdev_objmgr.vdev_id;
+	QDF_STATUS status;
+
+	osif_dump_connect_req(dev, vdev_id, req);
+
+	connect_req = qdf_mem_malloc(sizeof(*connect_req));
+	if (!connect_req)
+		return -ENOMEM;
+
+	connect_req->vdev_id = vdev_id;
+	connect_req->source = CM_OSIF_CONENCT_REQ;
+	if (req->bssid)
+		qdf_mem_copy(connect_req->bssid.bytes, req->bssid,
+			     QDF_MAC_ADDR_SIZE);
+	else if (bssid_hint)
+		qdf_mem_copy(connect_req->bssid.bytes, req->bssid_hint,
+			     QDF_MAC_ADDR_SIZE);
+
+	wlan_osif_set_prev_bssid(connect_req, req);
+
+	connect_req->ssid.length = req->ssid_len;
+	if (connect_req->ssid.length > WLAN_SSID_MAX_LEN) {
+		osif_err("Invalid ssid len %d", req->ssid_len);
+		return -EINVAL;
+	}
+
+	qdf_mem_copy(connect_req->ssid.ssid, req->ssid,
+		     connect_req->ssid.length);
+
+	qdf_mem_copy(connect_req->bssid_hint.bytes, bssid_hint,
+		     QDF_MAC_ADDR_SIZE);
+
+	if (req->channel)
+		connect_req->chan_freq = req->channel->center_freq;
+	else
+		connect_req->chan_freq = 0;
+
+	status = wlan_osif_set_crypto_params(connect_req, req);
+	if (QDF_IS_STATUS_ERROR(status))
+		goto connect_start_fail;
+
+	connect_req->ht_caps = req->ht_capa.cap_info;
+	connect_req->ht_caps_mask = req->ht_capa_mask.cap_info;
+	connect_req->vht_caps = req->vht_capa.vht_cap_info;
+	connect_req->vht_caps_mask = req->vht_capa_mask.vht_cap_info;
+
+	/* Copy complete ie */
+	connect_req->assoc_ie.len = req->ie_len;
+	connect_req->assoc_ie.ptr = qdf_mem_malloc(req->ie_len);
+	if (!connect_req->assoc_ie.ptr) {
+		connect_req->assoc_ie.len = 0;
+		status = QDF_STATUS_E_NOMEM;
+		goto connect_start_fail;
+	}
+	qdf_mem_copy(connect_req->assoc_ie.ptr, req->ie,
+		     connect_req->assoc_ie.len);
+
+	status = wlan_osif_set_fils_info(connect_req, req);
+	if (QDF_IS_STATUS_ERROR(status))
+		goto connect_start_fail;
+
+	status = ucfg_wlan_cm_start_connect(vdev, connect_req);
+	if (QDF_IS_STATUS_ERROR(status))
+		goto connect_start_fail;
+
+	return qdf_status_to_os_return(status);
+
+connect_start_fail:
+	if (connect_req->assoc_ie.ptr) {
+		qdf_mem_free(connect_req->assoc_ie.ptr);
+		connect_req->assoc_ie.ptr = NULL;
+	}
+	wlan_osif_free_wep_key_params(connect_req);
+	qdf_mem_free(connect_req);
+
+	return qdf_status_to_os_return(status);
+}
+
+int wlan_osif_cfg80211_disconnect(struct net_device *dev,
+				  struct wlan_objmgr_vdev *vdev,
+				  uint16_t reason)
+{
+	struct wlan_cm_disconnect_req *req;
+	uint8_t vdev_id = vdev->vdev_objmgr.vdev_id;
+	QDF_STATUS status;
+
+	req = qdf_mem_malloc(sizeof(*req));
+	if (!req)
+		return -ENOMEM;
+
+	/* TODO print reason in string */
+	osif_info("%s(vdevid-%d): Received Disconnect reason:%d",
+		  dev->name, vdev_id, reason);
+
+	req->vdev_id = vdev_id;
+	req->source = CM_OSIF_DISCONNECT;
+	req->reason_code = reason;
+	status = ucfg_wlan_cm_start_disconnect(vdev, req);
+	if (QDF_IS_STATUS_ERROR(status))
+		qdf_mem_free(req);
+
+	return qdf_status_to_os_return(status);
+}
+

os_if/linux/mlme/src/wlan_cfg80211_cm_roam_rsp.c

@@ -0,0 +1,21 @@
+/*
+ * Copyright (c) 2012-2015, 2020, The Linux Foundation. All rights reserved.
+ *
+ * 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.
+ */
+
+/**
+ * DOC: wlan_cfg80211_cm_roam_rsp.c
+ *
+ * This file maintains definitaions of roam response apis.
+ */

os_if/linux/mlme/src/wlan_cfg80211_cm_util.c

@@ -0,0 +1,22 @@
+/*
+ * Copyright (c) 2012-2015, 2020 The Linux Foundation. All rights reserved.
+ *
+ * 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.
+ */
+
+/**
+ * DOC: wlan_cfg80211_cm_util.c
+ *
+ * This file maintains definitaions of connect, disconnect, roam
+ * common apis.
+ */

target_if/direct_buf_rx/src/target_if_direct_buf_rx_main.c

@@ -1620,6 +1620,12 @@ static QDF_STATUS target_if_get_dbr_data(struct wlan_objmgr_pdev *pdev,
 	*cookie = WMI_HOST_DBR_DATA_ADDR_HI_HOST_DATA_GET(
 				dbr_rsp->dbr_entries[idx].paddr_hi);
 	dbr_data->vaddr = target_if_dbr_vaddr_lookup(mod_param, paddr, *cookie);
+
+	if (!dbr_data->vaddr) {
+		direct_buf_rx_err("dbr vaddr lookup failed, vaddr NULL");
+		return QDF_STATUS_E_FAILURE;
+	}
+
 	dbr_data->cookie = *cookie;
 	dbr_data->paddr = paddr;
 	direct_buf_rx_debug("Cookie = %d Vaddr look up = %pK",

umac/mlme/connection_mgr/core/src/wlan_cm_util.c

@@ -15,5 +15,5 @@
  */
 
 /**
- * DOC: Implements general apis of connection manager
+ * DOC: Implements general util apis of connection manager
  */

umac/mlme/connection_mgr/dispatcher/inc/cfg_mlme_cm.h

@@ -0,0 +1,24 @@
+/*
+ * Copyright (c) 2012-2015, 2020, The Linux Foundation. All rights reserved.
+ *
+ * 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.
+ */
+
+/**
+ * DOC: This file contains connection manager related CFG/INI Items.
+ */
+
+#ifndef __CFG_MLME_CM_H
+#define __CFG_MLME_CM_H
+
+#endif /* __CFG_MLME_CM_H */

umac/mlme/connection_mgr/dispatcher/inc/wlan_cm_api.h

@@ -0,0 +1,51 @@
+/*
+ * Copyright (c) 2020 The Linux Foundation. All rights reserved.
+ *
+ * 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.
+ */
+
+/**
+ * DOC: wlan_cm_api.h
+ *
+ * This file maintains declarations of public apis
+ */
+
+#ifndef __WLAN_CM_API_H
+#define __WLAN_CM_API_H
+
+#ifdef FEATURE_CM_ENABLE
+#include "wlan_cm_public_struct.h"
+
+/**
+ * wlan_cm_start_connect() - connect start request
+ * @vdev: vdev pointer
+ * @req: connect req
+ *
+ * Return: QDF_STATUS
+ */
+QDF_STATUS wlan_cm_start_connect(struct wlan_objmgr_vdev *vdev,
+				 struct wlan_cm_connect_req *req);
+
+/**
+ * wlan_cm_start_disconnect() - disconnect start request
+ * @vdev: vdev pointer
+ * @req: disconnect req
+ *
+ * Return: QDF_STATUS
+ */
+QDF_STATUS wlan_cm_start_disconnect(struct wlan_objmgr_vdev *vdev,
+				    struct wlan_cm_disconnect_req *req);
+
+#endif
+#endif /* __WLAN_CM_UCFG_API_H */
+

umac/mlme/connection_mgr/dispatcher/inc/wlan_cm_public_struct.h

@@ -25,6 +25,7 @@
 
 #ifdef FEATURE_CM_ENABLE
 #include <wlan_scan_public_structs.h>
+#include "wlan_crypto_global_def.h"
 
 typedef uint32_t wlan_cm_id;
 
@@ -44,35 +45,32 @@ struct wlan_cm_wep_key_params {
 	uint8_t key_idx;
 };
 
-#define WLAN_CM_MAX_NR_CIPHER_SUITES 5
-#define WLAN_CM_MAX_NR_AKM_SUITES 2
-
 /**
  * struct wlan_cm_connect_crypto_info - Crypto settings
  * @wpa_versions: indicates which, if any, WPA versions are enabled
  *	(from enum nl80211_wpa_versions)
- * @auth_type: Auth mode type
- * @group_cipher: group key cipher suite (or 0 if unset)
+ * @auth_type: Auth mode type bitmask
+ * @group_cipher: group key cipher suite bitmask
  * @n_ciphers_pairwise: number of AP supported unicast ciphers
- * @ciphers_pairwise: unicast key cipher suites
+ * @ciphers_pairwise: unicast key cipher suites bitmask
  * @n_akm_suites: number of AKM suites
- * @akm_suites: AKM suites
+ * @akm_suites: AKM suites bitmask
  * @wep_keys: static WEP keys, if not NULL points to an array of
  *	MAX_WEP_KEYS WEP keys
  * @pmf_cap: Pmf capability
- * @mgmt_ciphers: mgmt cipher
+ * @mgmt_ciphers: mgmt cipher bitmask
  */
 struct wlan_cm_connect_crypto_info {
 	uint32_t wpa_versions;
-	wlan_crypto_auth_mode auth_type;
-	wlan_crypto_cipher_type group_cipher;
+	uint32_t auth_type;
+	uint32_t group_cipher;
 	uint32_t n_ciphers_pairwise;
-	wlan_crypto_cipher_type ciphers_pairwise[WLAN_CM_MAX_NR_CIPHER_SUITES];
+	uint32_t ciphers_pairwise;
 	uint32_t n_akm_suites;
-	wlan_crypto_key_mgmt akm_suites[WLAN_CM_MAX_NR_AKM_SUITES];
+	uint32_t akm_suites;
 	struct wlan_cm_wep_key_params wep_keys;
 	enum wlan_pmf_cap pmf_cap;
-	wlan_crypto_cipher_type mgmt_ciphers;
+	uint32_t mgmt_ciphers;
 };
 
 #ifdef WLAN_FEATURE_FILS_SK

umac/mlme/connection_mgr/dispatcher/inc/wlan_cm_ucfg_api.h

@@ -0,0 +1,61 @@
+/*
+ * Copyright (c) 2020 The Linux Foundation. All rights reserved.
+ *
+ * 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.
+ */
+
+/**
+ * DOC: wlan_cm_ucfg_api.h
+ *
+ * This file maintains declarations of public ucfg apis
+ */
+
+#ifndef __WLAN_CM_UCFG_API_H
+#define __WLAN_CM_UCFG_API_H
+
+#ifdef FEATURE_CM_ENABLE
+
+#include <wlan_cm_api.h>
+
+/**
+ * ucfg_wlan_cm_start_connect() - connect start request
+ * @vdev: vdev pointer
+ * @req: connect req
+ *
+ * Return: QDF_STATUS
+ */
+static inline
+QDF_STATUS ucfg_wlan_cm_start_connect(struct wlan_objmgr_vdev *vdev,
+				      struct wlan_cm_connect_req *req)
+{
+	return wlan_cm_start_connect(vdev, req);
+}
+
+
+/**
+ * ucfg_wlan_cm_start_disconnect() - disconnect start request
+ * @vdev: vdev pointer
+ * @req: disconnect req
+ *
+ * Return: QDF_STATUS
+ */
+static inline
+QDF_STATUS ucfg_wlan_cm_start_disconnect(struct wlan_objmgr_vdev *vdev,
+					 struct wlan_cm_disconnect_req *req)
+{
+	return wlan_cm_start_disconnect(vdev, req);
+}
+
+#endif
+#endif /* __WLAN_CM_UCFG_API_H */
+

umac/mlme/connection_mgr/dispatcher/src/wlan_cm_api.c

@@ -0,0 +1,36 @@
+/*
+ * Copyright (c) 2012-2015, 2020, The Linux Foundation. All rights reserved.
+ *
+ * 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.
+ */
+
+/**
+ * DOC: wlan_cm_api.c
+ *
+ * This file maintains definitaions public apis.
+ */
+
+#include <wlan_cm_api.h>
+
+QDF_STATUS wlan_cm_start_connect(struct wlan_objmgr_vdev *vdev,
+				 struct wlan_cm_connect_req *req)
+{
+	return QDF_STATUS_SUCCESS;
+}
+
+QDF_STATUS wlan_cm_start_disconnect(struct wlan_objmgr_vdev *vdev,
+				    struct wlan_cm_disconnect_req *req)
+{
+	return QDF_STATUS_SUCCESS;
+}
+

umac/mlme/connection_mgr/dispatcher/src/wlan_cm_ucfg_api.c

@@ -0,0 +1,21 @@
+/*
+ * Copyright (c) 2012-2015, 2020, The Linux Foundation. All rights reserved.
+ *
+ * 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.
+ */
+
+/**
+ * DOC: wlan_cm_ucfg_api.c
+ *
+ * This file maintains definitaions public ucfg apis.
+ */

wlan_cfg/cfg_dp.h

@@ -107,6 +107,14 @@
 #define WLAN_CFG_INT_TIMER_THRESHOLD_OTHER 8
 #endif
 
+#define WLAN_CFG_RX_PENDING_HL_THRESHOLD 0x60000
+#define WLAN_CFG_RX_PENDING_HL_THRESHOLD_MIN 0
+#define WLAN_CFG_RX_PENDING_HL_THRESHOLD_MAX 0x80000
+
+#define WLAN_CFG_RX_PENDING_LO_THRESHOLD 0x60000
+#define WLAN_CFG_RX_PENDING_LO_THRESHOLD_MIN 100
+#define WLAN_CFG_RX_PENDING_LO_THRESHOLD_MAX 0x80000
+
 #define WLAN_CFG_INT_TIMER_THRESHOLD_WBM_RELEASE_RING 256
 #define WLAN_CFG_INT_TIMER_THRESHOLD_REO_RING 512
 
@@ -523,6 +531,49 @@
 		WLAN_CFG_PER_PDEV_LMAC_RING_MAX, \
 		WLAN_CFG_PER_PDEV_LMAC_RING, \
 		CFG_VALUE_OR_DEFAULT, "DP pdev LMAC ring")
+/*
+ * <ini>
+ * dp_rx_pending_hl_threshold - High threshold of frame number to start
+ * frame dropping scheme
+ * @Min: 0
+ * @Max: 524288
+ * @Default: 393216
+ *
+ * This ini entry is used to set a high limit threshold to start frame
+ * dropping scheme
+ *
+ * Usage: External
+ *
+ * </ini>
+ */
+#define CFG_DP_RX_PENDING_HL_THRESHOLD \
+		CFG_INI_UINT("dp_rx_pending_hl_threshold", \
+		WLAN_CFG_RX_PENDING_HL_THRESHOLD_MIN, \
+		WLAN_CFG_RX_PENDING_HL_THRESHOLD_MAX, \
+		WLAN_CFG_RX_PENDING_HL_THRESHOLD, \
+		CFG_VALUE_OR_DEFAULT, "DP rx pending hl threshold")
+
+/*
+ * <ini>
+ * dp_rx_pending_lo_threshold - Low threshold of frame number to stop
+ * frame dropping scheme
+ * @Min: 100
+ * @Max: 524288
+ * @Default: 393216
+ *
+ * This ini entry is used to set a low limit threshold to stop frame
+ * dropping scheme
+ *
+ * Usage: External
+ *
+ * </ini>
+ */
+#define CFG_DP_RX_PENDING_LO_THRESHOLD \
+		CFG_INI_UINT("dp_rx_pending_lo_threshold", \
+		WLAN_CFG_RX_PENDING_LO_THRESHOLD_MIN, \
+		WLAN_CFG_RX_PENDING_LO_THRESHOLD_MAX, \
+		WLAN_CFG_RX_PENDING_LO_THRESHOLD, \
+		CFG_VALUE_OR_DEFAULT, "DP rx pending lo threshold")
 
 #define CFG_DP_BASE_HW_MAC_ID \
 		CFG_INI_UINT("dp_base_hw_macid", \
@@ -973,6 +1024,8 @@
 		CFG(CFG_DP_FULL_MON_MODE) \
 		CFG(CFG_DP_REO_RINGS_MAP) \
 		CFG(CFG_DP_PEER_EXT_STATS) \
-		CFG(CFG_DP_RX_BUFF_POOL_ENABLE)
+		CFG(CFG_DP_RX_BUFF_POOL_ENABLE) \
+		CFG(CFG_DP_RX_PENDING_HL_THRESHOLD) \
+		CFG(CFG_DP_RX_PENDING_LO_THRESHOLD)
 
 #endif /* _CFG_DP_H_ */

wlan_cfg/wlan_cfg.c

@@ -612,6 +612,11 @@ wlan_cfg_soc_attach(struct cdp_ctrl_objmgr_psoc *psoc)
 	wlan_cfg_ctx->pext_stats_enabled = cfg_get(psoc, CFG_DP_PEER_EXT_STATS);
 	wlan_cfg_ctx->is_rx_buff_pool_enabled =
 			cfg_get(psoc, CFG_DP_RX_BUFF_POOL_ENABLE);
+	wlan_cfg_ctx->rx_pending_high_threshold =
+			cfg_get(psoc, CFG_DP_RX_PENDING_HL_THRESHOLD);
+	wlan_cfg_ctx->rx_pending_low_threshold =
+			cfg_get(psoc, CFG_DP_RX_PENDING_LO_THRESHOLD);
+
 	return wlan_cfg_ctx;
 }
 
@@ -882,6 +887,18 @@ int wlan_cfg_per_pdev_tx_ring(struct wlan_cfg_dp_soc_ctxt *cfg)
 	return cfg->per_pdev_tx_ring;
 }
 
+uint32_t
+wlan_cfg_rx_pending_hl_threshold(struct wlan_cfg_dp_soc_ctxt *cfg)
+{
+	return cfg->rx_pending_high_threshold;
+}
+
+uint32_t
+wlan_cfg_rx_pending_lo_threshold(struct wlan_cfg_dp_soc_ctxt *cfg)
+{
+	return cfg->rx_pending_low_threshold;
+}
+
 int wlan_cfg_per_pdev_lmac_ring(struct wlan_cfg_dp_soc_ctxt *cfg)
 {
 	return cfg->per_pdev_lmac_ring;

wlan_cfg/wlan_cfg.h

@@ -187,6 +187,8 @@ struct wlan_srng_cfg {
  * @pext_stats_enabled: Flag to enable and disabled peer extended stats
  * @is_rx_buff_pool_enabled: flag to enable/disable emergency RX buffer
  *                           pool support
+ * @rx_pending_high_threshold: threshold of starting pkt drop
+ * @rx_pending_low_threshold: threshold of stopping pkt drop
  */
 struct wlan_cfg_dp_soc_ctxt {
 	int num_int_ctxts;
@@ -292,6 +294,8 @@ struct wlan_cfg_dp_soc_ctxt {
 	uint32_t reo_rings_mapping;
 	bool pext_stats_enabled;
 	bool is_rx_buff_pool_enabled;
+	uint32_t rx_pending_high_threshold;
+	uint32_t rx_pending_low_threshold;
 };
 
 /**
@@ -867,6 +871,24 @@ wlan_cfg_get_dma_mon_desc_ring_size(struct wlan_cfg_dp_pdev_ctxt *cfg);
 int wlan_cfg_get_rx_dma_buf_ring_size(
 		struct wlan_cfg_dp_pdev_ctxt *wlan_cfg_pdev_ctx);
 
+/*
+ * wlan_cfg_rx_pending_hl_threshold() - Return high threshold of rx pending
+ * @wlan_cfg_pdev_ctx
+ *
+ * Return: rx_pending_high_threshold
+ */
+uint32_t
+wlan_cfg_rx_pending_hl_threshold(struct wlan_cfg_dp_soc_ctxt *cfg);
+
+/*
+ * wlan_cfg_rx_pending_lo_threshold() - Return low threshold of rx pending
+ * @wlan_cfg_pdev_ctx
+ *
+ * Return: rx_pending_low_threshold
+ */
+uint32_t
+wlan_cfg_rx_pending_lo_threshold(struct wlan_cfg_dp_soc_ctxt *cfg);
+
 /*
  * wlan_cfg_get_num_mac_rings() - Return the number of MAC RX DMA rings
  * per pdev

wmi/src/wmi_unified.c

@@ -2312,7 +2312,7 @@ QDF_STATUS wmi_unified_cmd_send_over_qmi(struct wmi_unified *wmi_handle,
 
 	qdf_mem_zero(qdf_nbuf_data(buf), sizeof(WMI_CMD_HDR));
 	WMI_SET_FIELD(qdf_nbuf_data(buf), WMI_CMD_HDR, COMMANDID, cmd_id);
-	wmi_debug("Sending WMI_CMD_ID: %d over qmi", cmd_id);
+	wmi_debug("Sending WMI_CMD_ID: 0x%x over qmi", cmd_id);
 	status = qdf_wmi_send_recv_qmi(qdf_nbuf_data(buf),
 				       buflen + sizeof(WMI_CMD_HDR),
 				       wmi_handle,