text: /*
   * This file is part of wl1271
   *
   * Copyright (C) 2009 Nokia Corporation
   *
   * Contact: Luciano Coelho <luciano.coelho@nokia.com>
   *
   * This program is free software; you can redistribute it and/or
   * modify it under the terms of the GNU General Public License
   * version 2 as published by the Free Software Foundation.
   *
   * This program is distributed in the hope that it will be useful, but
   * WITHOUT ANY WARRANTY; without even the implied warranty of
   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   * General Public License for more details.
   *
   * You should have received a copy of the GNU General Public License
   * along with this program; if not, write to the Free Software
   * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
   * 02110-1301 USA
   *
   */
  
  #include <linux/kernel.h>
  #include <linux/module.h>
  #include <linux/slab.h>
  
  #include "debug.h"
  #include "init.h"
  #include "wl12xx_80211.h"
  #include "acx.h"
  #include "cmd.h"
  #include "tx.h"
  #include "io.h"
  #include "hw_ops.h"
  
  int wl1271_init_templates_config(struct wl1271 *wl)
  {
  	int ret, i;
  	size_t max_size;
  
  	/* send empty templates for fw memory reservation */
  	ret = wl1271_cmd_template_set(wl, WL12XX_INVALID_ROLE_ID,
  				      wl->scan_templ_id_2_4, NULL,
  				      WL1271_CMD_TEMPL_MAX_SIZE,
  				      0, WL1271_RATE_AUTOMATIC);
  	if (ret < 0)
  		return ret;
  
  	ret = wl1271_cmd_template_set(wl, WL12XX_INVALID_ROLE_ID,
  				      wl->scan_templ_id_5,
  				      NULL, WL1271_CMD_TEMPL_MAX_SIZE, 0,
  				      WL1271_RATE_AUTOMATIC);
  	if (ret < 0)
  		return ret;
  
  	if (wl->quirks & WLCORE_QUIRK_DUAL_PROBE_TMPL) {
  		ret = wl1271_cmd_template_set(wl, WL12XX_INVALID_ROLE_ID,
  					      wl->sched_scan_templ_id_2_4,
  					      NULL,
  					      WL1271_CMD_TEMPL_MAX_SIZE,
  					      0, WL1271_RATE_AUTOMATIC);
  		if (ret < 0)
  			return ret;
  
  		ret = wl1271_cmd_template_set(wl, WL12XX_INVALID_ROLE_ID,
  					      wl->sched_scan_templ_id_5,
  					      NULL,
  					      WL1271_CMD_TEMPL_MAX_SIZE,
  					      0, WL1271_RATE_AUTOMATIC);
  		if (ret < 0)
  			return ret;
  	}
  
  	ret = wl1271_cmd_template_set(wl, WL12XX_INVALID_ROLE_ID,
  				      CMD_TEMPL_NULL_DATA, NULL,
  				      sizeof(struct wl12xx_null_data_template),
  				      0, WL1271_RATE_AUTOMATIC);
  	if (ret < 0)
  		return ret;
  
  	ret = wl1271_cmd_template_set(wl, WL12XX_INVALID_ROLE_ID,
  				      CMD_TEMPL_PS_POLL, NULL,
  				      sizeof(struct wl12xx_ps_poll_template),
  				      0, WL1271_RATE_AUTOMATIC);
  	if (ret < 0)
  		return ret;
  
  	ret = wl1271_cmd_template_set(wl, WL12XX_INVALID_ROLE_ID,
  				      CMD_TEMPL_QOS_NULL_DATA, NULL,
  				      sizeof
  				      (struct ieee80211_qos_hdr),
  				      0, WL1271_RATE_AUTOMATIC);
  	if (ret < 0)
  		return ret;
  
  	ret = wl1271_cmd_template_set(wl, WL12XX_INVALID_ROLE_ID,
  				      CMD_TEMPL_PROBE_RESPONSE, NULL,
  				      WL1271_CMD_TEMPL_DFLT_SIZE,
  				      0, WL1271_RATE_AUTOMATIC);
  	if (ret < 0)
  		return ret;
  
  	ret = wl1271_cmd_template_set(wl, WL12XX_INVALID_ROLE_ID,
  				      CMD_TEMPL_BEACON, NULL,
  				      WL1271_CMD_TEMPL_DFLT_SIZE,
  				      0, WL1271_RATE_AUTOMATIC);
  	if (ret < 0)
  		return ret;
  
  	max_size = sizeof(struct wl12xx_arp_rsp_template) +
  		   WL1271_EXTRA_SPACE_MAX;
  	ret = wl1271_cmd_template_set(wl, WL12XX_INVALID_ROLE_ID,
  				      CMD_TEMPL_ARP_RSP, NULL,
  				      max_size,
  				      0, WL1271_RATE_AUTOMATIC);
  	if (ret < 0)
  		return ret;
  
  	/*
  	 * Put very large empty placeholders for all templates. These
  	 * reserve memory for later.
  	 */
  	ret = wl1271_cmd_template_set(wl, WL12XX_INVALID_ROLE_ID,
  				      CMD_TEMPL_AP_PROBE_RESPONSE, NULL,
  				      WL1271_CMD_TEMPL_MAX_SIZE,
  				      0, WL1271_RATE_AUTOMATIC);
  	if (ret < 0)
  		return ret;
  
  	ret = wl1271_cmd_template_set(wl, WL12XX_INVALID_ROLE_ID,
  				      CMD_TEMPL_AP_BEACON, NULL,
  				      WL1271_CMD_TEMPL_MAX_SIZE,
  				      0, WL1271_RATE_AUTOMATIC);
  	if (ret < 0)
  		return ret;
  
  	ret = wl1271_cmd_template_set(wl, WL12XX_INVALID_ROLE_ID,
  				      CMD_TEMPL_DEAUTH_AP, NULL,
  				      sizeof
  				      (struct wl12xx_disconn_template),
  				      0, WL1271_RATE_AUTOMATIC);
  	if (ret < 0)
  		return ret;
  
  	for (i = 0; i < WLCORE_MAX_KLV_TEMPLATES; i++) {
  		ret = wl1271_cmd_template_set(wl, WL12XX_INVALID_ROLE_ID,
  					      CMD_TEMPL_KLV, NULL,
  					      sizeof(struct ieee80211_qos_hdr),
  					      i, WL1271_RATE_AUTOMATIC);
  		if (ret < 0)
  			return ret;
  	}
  
  	return 0;
  }
  
  static int wl1271_ap_init_deauth_template(struct wl1271 *wl,
  					  struct wl12xx_vif *wlvif)
  {
  	struct wl12xx_disconn_template *tmpl;
  	int ret;
  	u32 rate;
  
  	tmpl = kzalloc(sizeof(*tmpl), GFP_KERNEL);
  	if (!tmpl) {
  		ret = -ENOMEM;
  		goto out;
  	}
  
  	tmpl->header.frame_ctl = cpu_to_le16(IEEE80211_FTYPE_MGMT |
  					     IEEE80211_STYPE_DEAUTH);
  
  	rate = wl1271_tx_min_rate_get(wl, wlvif->basic_rate_set);
  	ret = wl1271_cmd_template_set(wl, wlvif->role_id,
  				      CMD_TEMPL_DEAUTH_AP,
  				      tmpl, sizeof(*tmpl), 0, rate);
  
  out:
  	kfree(tmpl);
  	return ret;
  }
  
  static int wl1271_ap_init_null_template(struct wl1271 *wl,
  					struct ieee80211_vif *vif)
  {
  	struct wl12xx_vif *wlvif = wl12xx_vif_to_data(vif);
  	struct ieee80211_hdr_3addr *nullfunc;
  	int ret;
  	u32 rate;
  
  	nullfunc = kzalloc(sizeof(*nullfunc), GFP_KERNEL);
  	if (!nullfunc) {
  		ret = -ENOMEM;
  		goto out;
  	}
  
  	nullfunc->frame_control = cpu_to_le16(IEEE80211_FTYPE_DATA |
  					      IEEE80211_STYPE_NULLFUNC |
  					      IEEE80211_FCTL_FROMDS);
  
  	/* nullfunc->addr1 is filled by FW */
  
  	memcpy(nullfunc->addr2, vif->addr, ETH_ALEN);
  	memcpy(nullfunc->addr3, vif->addr, ETH_ALEN);
  
  	rate = wl1271_tx_min_rate_get(wl, wlvif->basic_rate_set);
  	ret = wl1271_cmd_template_set(wl, wlvif->role_id,
  				      CMD_TEMPL_NULL_DATA, nullfunc,
  				      sizeof(*nullfunc), 0, rate);
  
  out:
  	kfree(nullfunc);
  	return ret;
  }
  
  static int wl1271_ap_init_qos_null_template(struct wl1271 *wl,
  					    struct ieee80211_vif *vif)
  {
  	struct wl12xx_vif *wlvif = wl12xx_vif_to_data(vif);
  	struct ieee80211_qos_hdr *qosnull;
  	int ret;
  	u32 rate;
  
  	qosnull = kzalloc(sizeof(*qosnull), GFP_KERNEL);
  	if (!qosnull) {
  		ret = -ENOMEM;
  		goto out;
  	}
  
  	qosnull->frame_control = cpu_to_le16(IEEE80211_FTYPE_DATA |
  					     IEEE80211_STYPE_QOS_NULLFUNC |
  					     IEEE80211_FCTL_FROMDS);
  
  	/* qosnull->addr1 is filled by FW */
  
  	memcpy(qosnull->addr2, vif->addr, ETH_ALEN);
  	memcpy(qosnull->addr3, vif->addr, ETH_ALEN);
  
  	rate = wl1271_tx_min_rate_get(wl, wlvif->basic_rate_set);
  	ret = wl1271_cmd_template_set(wl, wlvif->role_id,
  				      CMD_TEMPL_QOS_NULL_DATA, qosnull,
  				      sizeof(*qosnull), 0, rate);
  
  out:
  	kfree(qosnull);
  	return ret;
  }
  
  static int wl12xx_init_rx_config(struct wl1271 *wl)
  {
  	int ret;
  
  	ret = wl1271_acx_rx_msdu_life_time(wl);
  	if (ret < 0)
  		return ret;
  
  	return 0;
  }
  
  static int wl12xx_init_phy_vif_config(struct wl1271 *wl,
  					    struct wl12xx_vif *wlvif)
  {
  	int ret;
  
  	ret = wl1271_acx_slot(wl, wlvif, DEFAULT_SLOT_TIME);
  	if (ret < 0)
  		return ret;
  
  	ret = wl1271_acx_service_period_timeout(wl, wlvif);
  	if (ret < 0)
  		return ret;
  
  	ret = wl1271_acx_rts_threshold(wl, wlvif, wl->hw->wiphy->rts_threshold);
  	if (ret < 0)
  		return ret;
  
  	return 0;
  }
  
  static int wl1271_init_sta_beacon_filter(struct wl1271 *wl,
  					 struct wl12xx_vif *wlvif)
  {
  	int ret;
  
  	ret = wl1271_acx_beacon_filter_table(wl, wlvif);
  	if (ret < 0)
  		return ret;
  
  	/* disable beacon filtering until we get the first beacon */
  	ret = wl1271_acx_beacon_filter_opt(wl, wlvif, false);
  	if (ret < 0)
  		return ret;
  
  	return 0;
  }
  
  int wl1271_init_pta(struct wl1271 *wl)
  {
  	int ret;
  
  	ret = wl12xx_acx_sg_cfg(wl);
  	if (ret < 0)
  		return ret;
  
  	ret = wl1271_acx_sg_enable(wl, wl->sg_enabled);
  	if (ret < 0)
  		return ret;
  
  	return 0;
  }
  
  int wl1271_init_energy_detection(struct wl1271 *wl)
  {
  	int ret;
  
  	ret = wl1271_acx_cca_threshold(wl);
  	if (ret < 0)
  		return ret;
  
  	return 0;
  }
  
  static int wl1271_init_beacon_broadcast(struct wl1271 *wl,
  					struct wl12xx_vif *wlvif)
  {
  	int ret;
  
  	ret = wl1271_acx_bcn_dtim_options(wl, wlvif);
  	if (ret < 0)
  		return ret;
  
  	return 0;
  }
  
  static int wl12xx_init_fwlog(struct wl1271 *wl)
  {
  	int ret;
  
  	if (wl->quirks & WLCORE_QUIRK_FWLOG_NOT_IMPLEMENTED)
  		return 0;
  
  	ret = wl12xx_cmd_config_fwlog(wl);
  	if (ret < 0)
  		return ret;
  
  	return 0;
  }
  
  /* generic sta initialization (non vif-specific) */
  int wl1271_sta_hw_init(struct wl1271 *wl, struct wl12xx_vif *wlvif)
  {
  	int ret;
  
  	/* PS config */
  	ret = wl12xx_acx_config_ps(wl, wlvif);
  	if (ret < 0)
  		return ret;
  
  	/* FM WLAN coexistence */
  	ret = wl1271_acx_fm_coex(wl);
  	if (ret < 0)
  		return ret;
  
  	ret = wl1271_acx_sta_rate_policies(wl, wlvif);
  	if (ret < 0)
  		return ret;
  
  	return 0;
  }
  
  static int wl1271_sta_hw_init_post_mem(struct wl1271 *wl,
  				       struct ieee80211_vif *vif)
  {
  	struct wl12xx_vif *wlvif = wl12xx_vif_to_data(vif);
  	int ret;
  
  	/* disable the keep-alive feature */
  	ret = wl1271_acx_keep_alive_mode(wl, wlvif, false);
  	if (ret < 0)
  		return ret;
  
  	return 0;
  }
  
  /* generic ap initialization (non vif-specific) */
  static int wl1271_ap_hw_init(struct wl1271 *wl, struct wl12xx_vif *wlvif)
  {
  	int ret;
  
  	ret = wl1271_init_ap_rates(wl, wlvif);
  	if (ret < 0)
  		return ret;
  
  	/* configure AP sleep, if enabled */
  	ret = wlcore_hw_ap_sleep(wl);
  	if (ret < 0)
  		return ret;
  
  	return 0;
  }
  
  int wl1271_ap_init_templates(struct wl1271 *wl, struct ieee80211_vif *vif)
  {
  	struct wl12xx_vif *wlvif = wl12xx_vif_to_data(vif);
  	int ret;
  
  	ret = wl1271_ap_init_deauth_template(wl, wlvif);
  	if (ret < 0)
  		return ret;
  
  	ret = wl1271_ap_init_null_template(wl, vif);
  	if (ret < 0)
  		return ret;
  
  	ret = wl1271_ap_init_qos_null_template(wl, vif);
  	if (ret < 0)
  		return ret;
  
  	/*
  	 * when operating as AP we want to receive external beacons for
  	 * configuring ERP protection.
  	 */
  	ret = wl1271_acx_beacon_filter_opt(wl, wlvif, false);
  	if (ret < 0)
  		return ret;
  
  	return 0;
  }
  
  static int wl1271_ap_hw_init_post_mem(struct wl1271 *wl,
  				      struct ieee80211_vif *vif)
  {
  	return wl1271_ap_init_templates(wl, vif);
  }
  
  int wl1271_init_ap_rates(struct wl1271 *wl, struct wl12xx_vif *wlvif)
  {
  	int i, ret;
  	struct conf_tx_rate_class rc;
  	u32 supported_rates;
  
  	wl1271_debug(DEBUG_AP, "AP basic rate set: 0x%x",
  		     wlvif->basic_rate_set);
  
  	if (wlvif->basic_rate_set == 0)
  		return -EINVAL;
  
  	rc.enabled_rates = wlvif->basic_rate_set;
  	rc.long_retry_limit = 10;
  	rc.short_retry_limit = 10;
  	rc.aflags = 0;
  	ret = wl1271_acx_ap_rate_policy(wl, &rc, wlvif->ap.mgmt_rate_idx);
  	if (ret < 0)
  		return ret;
  
  	/* use the min basic rate for AP broadcast/multicast */
  	rc.enabled_rates = wl1271_tx_min_rate_get(wl, wlvif->basic_rate_set);
  	rc.short_retry_limit = 10;
  	rc.long_retry_limit = 10;
  	rc.aflags = 0;
  	ret = wl1271_acx_ap_rate_policy(wl, &rc, wlvif->ap.bcast_rate_idx);
  	if (ret < 0)
  		return ret;
  
  	/*
  	 * If the basic rates contain OFDM rates, use OFDM only
  	 * rates for unicast TX as well. Else use all supported rates.
  	 */
  	if (wl->ofdm_only_ap && (wlvif->basic_rate_set & CONF_TX_OFDM_RATES))
  		supported_rates = CONF_TX_OFDM_RATES;
  	else
  		supported_rates = CONF_TX_ENABLED_RATES;
  
  	/* unconditionally enable HT rates */
  	supported_rates |= CONF_TX_MCS_RATES;
  
  	/* get extra MIMO or wide-chan rates where the HW supports it */
  	supported_rates |= wlcore_hw_ap_get_mimo_wide_rate_mask(wl, wlvif);
  
  	/* configure unicast TX rate classes */
  	for (i = 0; i < wl->conf.tx.ac_conf_count; i++) {
  		rc.enabled_rates = supported_rates;
  		rc.short_retry_limit = 10;
  		rc.long_retry_limit = 10;
  		rc.aflags = 0;
  		ret = wl1271_acx_ap_rate_policy(wl, &rc,
  						wlvif->ap.ucast_rate_idx[i]);
  		if (ret < 0)
  			return ret;
  	}
  
  	return 0;
  }
  
  static int wl1271_set_ba_policies(struct wl1271 *wl, struct wl12xx_vif *wlvif)
  {
  	/* Reset the BA RX indicators */
  	wlvif->ba_allowed = true;
  	wl->ba_rx_session_count = 0;
  
  	/* BA is supported in STA/AP modes */
  	if (wlvif->bss_type != BSS_TYPE_AP_BSS &&
  	    wlvif->bss_type != BSS_TYPE_STA_BSS) {
  		wlvif->ba_support = false;
  		return 0;
  	}
  
  	wlvif->ba_support = true;
  
  	/* 802.11n initiator BA session setting */
  	return wl12xx_acx_set_ba_initiator_policy(wl, wlvif);
  }
  
  /* vif-specifc initialization */
  static int wl12xx_init_sta_role(struct wl1271 *wl, struct wl12xx_vif *wlvif)
  {
  	int ret;
  
  	ret = wl1271_acx_group_address_tbl(wl, wlvif, true, NULL, 0);
  	if (ret < 0)
  		return ret;
  
  	/* Initialize connection monitoring thresholds */
  	ret = wl1271_acx_conn_monit_params(wl, wlvif, false);
  	if (ret < 0)
  		return ret;
  
  	/* Beacon filtering */
  	ret = wl1271_init_sta_beacon_filter(wl, wlvif);
  	if (ret < 0)
  		return ret;
  
  	/* Beacons and broadcast settings */
  	ret = wl1271_init_beacon_broadcast(wl, wlvif);
  	if (ret < 0)
  		return ret;
  
  	/* Configure rssi/snr averaging weights */
  	ret = wl1271_acx_rssi_snr_avg_weights(wl, wlvif);
  	if (ret < 0)
  		return ret;
  
  	return 0;
  }
  
  /* vif-specific intialization */
  static int wl12xx_init_ap_role(struct wl1271 *wl, struct wl12xx_vif *wlvif)
  {
  	int ret;
  
  	/* Disable filtering */
  	ret = wl1271_acx_group_address_tbl(wl, wlvif, false, NULL, 0);
  	if (ret < 0)
  		return ret;
  
  	ret = wl1271_acx_ap_max_tx_retry(wl, wlvif);
  	if (ret < 0)
  		return ret;
  
  	/* initialize Tx power */
  	ret = wl1271_acx_tx_power(wl, wlvif, wlvif->power_level);
  	if (ret < 0)
  		return ret;
  
  	if (wl->radar_debug_mode)
  		wlcore_cmd_generic_cfg(wl, wlvif,
  				       WLCORE_CFG_FEATURE_RADAR_DEBUG,
  				       wl->radar_debug_mode, 0);
  
  	return 0;
  }
  
  int wl1271_init_vif_specific(struct wl1271 *wl, struct ieee80211_vif *vif)
  {
  	struct wl12xx_vif *wlvif = wl12xx_vif_to_data(vif);
  	struct conf_tx_ac_category *conf_ac;
  	struct conf_tx_tid *conf_tid;
  	bool is_ap = (wlvif->bss_type == BSS_TYPE_AP_BSS);
  	int ret, i;
  
  	/* consider all existing roles before configuring psm. */
  
  	if (wl->ap_count == 0 && is_ap) { /* first AP */
  		ret = wl1271_acx_sleep_auth(wl, WL1271_PSM_ELP);
  		if (ret < 0)
  			return ret;
  
  		/* unmask ap events */
  		wl->event_mask |= wl->ap_event_mask;
  		ret = wl1271_event_unmask(wl);
  		if (ret < 0)
  			return ret;
  	/* first STA, no APs */
  	} else if (wl->sta_count == 0 && wl->ap_count == 0 && !is_ap) {
  		u8 sta_auth = wl->conf.conn.sta_sleep_auth;
  		/* Configure for power according to debugfs */
  		if (sta_auth != WL1271_PSM_ILLEGAL)
  			ret = wl1271_acx_sleep_auth(wl, sta_auth);
  		/* Configure for ELP power saving */
  		else
  			ret = wl1271_acx_sleep_auth(wl, WL1271_PSM_ELP);
  
  		if (ret < 0)
  			return ret;
  	}
  
  	/* Mode specific init */
  	if (is_ap) {
  		ret = wl1271_ap_hw_init(wl, wlvif);
  		if (ret < 0)
  			return ret;
  
  		ret = wl12xx_init_ap_role(wl, wlvif);
  		if (ret < 0)
  			return ret;
  	} else {
  		ret = wl1271_sta_hw_init(wl, wlvif);
  		if (ret < 0)
  			return ret;
  
  		ret = wl12xx_init_sta_role(wl, wlvif);
  		if (ret < 0)
  			return ret;
  	}
  
  	wl12xx_init_phy_vif_config(wl, wlvif);
  
  	/* Default TID/AC configuration */
  	BUG_ON(wl->conf.tx.tid_conf_count != wl->conf.tx.ac_conf_count);
  	for (i = 0; i < wl->conf.tx.tid_conf_count; i++) {
  		conf_ac = &wl->conf.tx.ac_conf[i];
  		ret = wl1271_acx_ac_cfg(wl, wlvif, conf_ac->ac,
  					conf_ac->cw_min, conf_ac->cw_max,
  					conf_ac->aifsn, conf_ac->tx_op_limit);
  		if (ret < 0)
  			return ret;
  
  		conf_tid = &wl->conf.tx.tid_conf[i];
  		ret = wl1271_acx_tid_cfg(wl, wlvif,
  					 conf_tid->queue_id,
  					 conf_tid->channel_type,
  					 conf_tid->tsid,
  					 conf_tid->ps_scheme,
  					 conf_tid->ack_policy,
  					 conf_tid->apsd_conf[0],
  					 conf_tid->apsd_conf[1]);
  		if (ret < 0)
  			return ret;
  	}
  
  	/* Configure HW encryption */
  	ret = wl1271_acx_feature_cfg(wl, wlvif);
  	if (ret < 0)
  		return ret;
  
  	/* Mode specific init - post mem init */
  	if (is_ap)
  		ret = wl1271_ap_hw_init_post_mem(wl, vif);
  	else
  		ret = wl1271_sta_hw_init_post_mem(wl, vif);
  
  	if (ret < 0)
  		return ret;
  
  	/* Configure initiator BA sessions policies */
  	ret = wl1271_set_ba_policies(wl, wlvif);
  	if (ret < 0)
  		return ret;
  
  	ret = wlcore_hw_init_vif(wl, wlvif);
  	if (ret < 0)
  		return ret;
  
  	return 0;
  }
  
  int wl1271_hw_init(struct wl1271 *wl)
  {
  	int ret;
  
  	/* Chip-specific hw init */
  	ret = wl->ops->hw_init(wl);
  	if (ret < 0)
  		return ret;
  
  	/* Init templates */
  	ret = wl1271_init_templates_config(wl);
  	if (ret < 0)
  		return ret;
  
  	ret = wl12xx_acx_mem_cfg(wl);
  	if (ret < 0)
  		return ret;
  
  	/* Configure the FW logger */
  	ret = wl12xx_init_fwlog(wl);
  	if (ret < 0)
  		return ret;
  
  	ret = wlcore_cmd_regdomain_config_locked(wl);
  	if (ret < 0)
  		return ret;
  
  	/* Bluetooth WLAN coexistence */
  	ret = wl1271_init_pta(wl);
  	if (ret < 0)
  		return ret;
  
  	/* Default memory configuration */
  	ret = wl1271_acx_init_mem_config(wl);
  	if (ret < 0)
  		return ret;
  
  	/* RX config */
  	ret = wl12xx_init_rx_config(wl);
  	if (ret < 0)
  		goto out_free_memmap;
  
  	ret = wl1271_acx_dco_itrim_params(wl);
  	if (ret < 0)
  		goto out_free_memmap;
  
  	/* Configure TX patch complete interrupt behavior */
  	ret = wl1271_acx_tx_config_options(wl);
  	if (ret < 0)
  		goto out_free_memmap;
  
  	/* RX complete interrupt pacing */
  	ret = wl1271_acx_init_rx_interrupt(wl);
  	if (ret < 0)
  		goto out_free_memmap;
  
  	/* Energy detection */
  	ret = wl1271_init_energy_detection(wl);
  	if (ret < 0)
  		goto out_free_memmap;
  
  	/* Default fragmentation threshold */
  	ret = wl1271_acx_frag_threshold(wl, wl->hw->wiphy->frag_threshold);
  	if (ret < 0)
  		goto out_free_memmap;
  
  	/* Enable data path */
  	ret = wl1271_cmd_data_path(wl, 1);
  	if (ret < 0)
  		goto out_free_memmap;
  
  	/* configure PM */
  	ret = wl1271_acx_pm_config(wl);
  	if (ret < 0)
  		goto out_free_memmap;
  
  	ret = wl12xx_acx_set_rate_mgmt_params(wl);
  	if (ret < 0)
  		goto out_free_memmap;
  
  	/* configure hangover */
  	ret = wl12xx_acx_config_hangover(wl);
  	if (ret < 0)
  		goto out_free_memmap;
  
  	return 0;
  
   out_free_memmap:
  	kfree(wl->target_mem_map);
  	wl->target_mem_map = NULL;
  
  	return ret;
  }
  