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path: root/drivers/net/wireless/ti/wlcore/init.c
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Diffstat (limited to 'drivers/net/wireless/ti/wlcore/init.c')
-rw-r--r--drivers/net/wireless/ti/wlcore/init.c737
1 files changed, 737 insertions, 0 deletions
diff --git a/drivers/net/wireless/ti/wlcore/init.c b/drivers/net/wireless/ti/wlcore/init.c
new file mode 100644
index 000000000000..9f89255eb6e6
--- /dev/null
+++ b/drivers/net/wireless/ti/wlcore/init.c
@@ -0,0 +1,737 @@
+/*
+ * 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,
+ CMD_TEMPL_CFG_PROBE_REQ_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,
+ CMD_TEMPL_CFG_PROBE_REQ_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 < CMD_TEMPL_KLV_IDX_MAX; 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;
+
+ /* enable beacon filtering */
+ ret = wl1271_acx_beacon_filter_opt(wl, wlvif, true);
+ 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) */
+static 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, i;
+
+ /* disable all keep-alive templates */
+ for (i = 0; i < CMD_TEMPL_KLV_IDX_MAX; i++) {
+ ret = wl1271_acx_keep_alive_config(wl, wlvif, i,
+ ACX_KEEP_ALIVE_TPL_INVALID);
+ if (ret < 0)
+ return 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;
+
+ 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 ((wlvif->basic_rate_set & CONF_TX_OFDM_RATES))
+ supported_rates = CONF_TX_OFDM_RATES;
+ else
+ supported_rates = CONF_TX_AP_ENABLED_RATES;
+
+ /* unconditionally enable HT rates */
+ supported_rates |= CONF_TX_MCS_RATES;
+
+ /* 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;
+
+ 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;
+
+ 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.
+ * TODO: reconfigure on interface removal.
+ */
+ if (!wl->ap_count) {
+ if (is_ap) {
+ /* Configure for power always on */
+ ret = wl1271_acx_sleep_auth(wl, WL1271_PSM_CAM);
+ if (ret < 0)
+ return ret;
+ } else if (!wl->sta_count) {
+ if (wl->quirks & WLCORE_QUIRK_NO_ELP) {
+ /* Configure for power always on */
+ ret = wl1271_acx_sleep_auth(wl, WL1271_PSM_CAM);
+ if (ret < 0)
+ return ret;
+ } else {
+ /* Configure for ELP power saving */
+ 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;
+
+ /* 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;
+}