acx.c

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/*
 * This file is part of wl1271
 *
 * Copyright (C) 2008-2009 Nokia Corporation
 *
 * Contact: Luciano Coelho <[email protected]>
 *
 * 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 "acx.h"

#include <linux/module.h>
#include <linux/platform_device.h>
#include <linux/spi/spi.h>
#include <linux/slab.h>

#include "wlcore.h"
#include "debug.h"
#include "wl12xx_80211.h"
#include "ps.h"
#include "hw_ops.h"

int wl1271_acx_wake_up_conditions(struct wl1271 *wl, struct wl12xx_vif *wlvif,
                  u8 wake_up_event, u8 listen_interval)
{
    struct acx_wake_up_condition *wake_up;
    int ret;

    wl1271_debug(DEBUG_ACX, "acx wake up conditions (wake_up_event %d listen_interval %d)",
             wake_up_event, listen_interval);

    wake_up = kzalloc(sizeof(*wake_up), GFP_KERNEL);
    if (!wake_up) {
        ret = -ENOMEM;
        goto out;
    }

    wake_up->role_id = wlvif->role_id;
    wake_up->wake_up_event = wake_up_event;
    wake_up->listen_interval = listen_interval;

    ret = wl1271_cmd_configure(wl, ACX_WAKE_UP_CONDITIONS,
                   wake_up, sizeof(*wake_up));
    if (ret < 0) {
        wl1271_warning("could not set wake up conditions: %d", ret);
        goto out;
    }

out:
    kfree(wake_up);
    return ret;
}

int wl1271_acx_sleep_auth(struct wl1271 *wl, u8 sleep_auth)
{
    struct acx_sleep_auth *auth;
    int ret;

    wl1271_debug(DEBUG_ACX, "acx sleep auth %d", sleep_auth);

    auth = kzalloc(sizeof(*auth), GFP_KERNEL);
    if (!auth) {
        ret = -ENOMEM;
        goto out;
    }

    auth->sleep_auth = sleep_auth;

    ret = wl1271_cmd_configure(wl, ACX_SLEEP_AUTH, auth, sizeof(*auth));
    if (ret < 0) {
        wl1271_error("could not configure sleep_auth to %d: %d",
                 sleep_auth, ret);
        goto out;
    }

    wl->sleep_auth = sleep_auth;
out:
    kfree(auth);
    return ret;
}
EXPORT_SYMBOL_GPL(wl1271_acx_sleep_auth);

int wl1271_acx_tx_power(struct wl1271 *wl, struct wl12xx_vif *wlvif,
            int power)
{
    struct acx_current_tx_power *acx;
    int ret;

    wl1271_debug(DEBUG_ACX, "acx dot11_cur_tx_pwr %d", power);

    if (power < 0 || power > 25)
        return -EINVAL;

    acx = kzalloc(sizeof(*acx), GFP_KERNEL);
    if (!acx) {
        ret = -ENOMEM;
        goto out;
    }

    acx->role_id = wlvif->role_id;
    acx->current_tx_power = power * 10;

    ret = wl1271_cmd_configure(wl, DOT11_CUR_TX_PWR, acx, sizeof(*acx));
    if (ret < 0) {
        wl1271_warning("configure of tx power failed: %d", ret);
        goto out;
    }

out:
    kfree(acx);
    return ret;
}

int wl1271_acx_feature_cfg(struct wl1271 *wl, struct wl12xx_vif *wlvif)
{
    struct acx_feature_config *feature;
    int ret;

    wl1271_debug(DEBUG_ACX, "acx feature cfg");

    feature = kzalloc(sizeof(*feature), GFP_KERNEL);
    if (!feature) {
        ret = -ENOMEM;
        goto out;
    }

    /* DF_ENCRYPTION_DISABLE and DF_SNIFF_MODE_ENABLE are disabled */
    feature->role_id = wlvif->role_id;
    feature->data_flow_options = 0;
    feature->options = 0;

    ret = wl1271_cmd_configure(wl, ACX_FEATURE_CFG,
                   feature, sizeof(*feature));
    if (ret < 0) {
        wl1271_error("Couldnt set HW encryption");
        goto out;
    }

out:
    kfree(feature);
    return ret;
}

int wl1271_acx_mem_map(struct wl1271 *wl, struct acx_header *mem_map,
               size_t len)
{
    int ret;

    wl1271_debug(DEBUG_ACX, "acx mem map");

    ret = wl1271_cmd_interrogate(wl, ACX_MEM_MAP, mem_map, len);
    if (ret < 0)
        return ret;

    return 0;
}

int wl1271_acx_rx_msdu_life_time(struct wl1271 *wl)
{
    struct acx_rx_msdu_lifetime *acx;
    int ret;

    wl1271_debug(DEBUG_ACX, "acx rx msdu life time");

    acx = kzalloc(sizeof(*acx), GFP_KERNEL);
    if (!acx) {
        ret = -ENOMEM;
        goto out;
    }

    acx->lifetime = cpu_to_le32(wl->conf.rx.rx_msdu_life_time);
    ret = wl1271_cmd_configure(wl, DOT11_RX_MSDU_LIFE_TIME,
                   acx, sizeof(*acx));
    if (ret < 0) {
        wl1271_warning("failed to set rx msdu life time: %d", ret);
        goto out;
    }

out:
    kfree(acx);
    return ret;
}

int wl1271_acx_slot(struct wl1271 *wl, struct wl12xx_vif *wlvif,
            enum acx_slot_type slot_time)
{
    struct acx_slot *slot;
    int ret;

    wl1271_debug(DEBUG_ACX, "acx slot");

    slot = kzalloc(sizeof(*slot), GFP_KERNEL);
    if (!slot) {
        ret = -ENOMEM;
        goto out;
    }

    slot->role_id = wlvif->role_id;
    slot->wone_index = STATION_WONE_INDEX;
    slot->slot_time = slot_time;

    ret = wl1271_cmd_configure(wl, ACX_SLOT, slot, sizeof(*slot));
    if (ret < 0) {
        wl1271_warning("failed to set slot time: %d", ret);
        goto out;
    }

out:
    kfree(slot);
    return ret;
}

int wl1271_acx_group_address_tbl(struct wl1271 *wl, struct wl12xx_vif *wlvif,
                 bool enable, void *mc_list, u32 mc_list_len)
{
    struct acx_dot11_grp_addr_tbl *acx;
    int ret;

    wl1271_debug(DEBUG_ACX, "acx group address tbl");

    acx = kzalloc(sizeof(*acx), GFP_KERNEL);
    if (!acx) {
        ret = -ENOMEM;
        goto out;
    }

    /* MAC filtering */
    acx->role_id = wlvif->role_id;
    acx->enabled = enable;
    acx->num_groups = mc_list_len;
    memcpy(acx->mac_table, mc_list, mc_list_len * ETH_ALEN);

    ret = wl1271_cmd_configure(wl, DOT11_GROUP_ADDRESS_TBL,
                   acx, sizeof(*acx));
    if (ret < 0) {
        wl1271_warning("failed to set group addr table: %d", ret);
        goto out;
    }

out:
    kfree(acx);
    return ret;
}

int wl1271_acx_service_period_timeout(struct wl1271 *wl,
                      struct wl12xx_vif *wlvif)
{
    struct acx_rx_timeout *rx_timeout;
    int ret;

    rx_timeout = kzalloc(sizeof(*rx_timeout), GFP_KERNEL);
    if (!rx_timeout) {
        ret = -ENOMEM;
        goto out;
    }

    wl1271_debug(DEBUG_ACX, "acx service period timeout");

    rx_timeout->role_id = wlvif->role_id;
    rx_timeout->ps_poll_timeout = cpu_to_le16(wl->conf.rx.ps_poll_timeout);
    rx_timeout->upsd_timeout = cpu_to_le16(wl->conf.rx.upsd_timeout);

    ret = wl1271_cmd_configure(wl, ACX_SERVICE_PERIOD_TIMEOUT,
                   rx_timeout, sizeof(*rx_timeout));
    if (ret < 0) {
        wl1271_warning("failed to set service period timeout: %d",
                   ret);
        goto out;
    }

out:
    kfree(rx_timeout);
    return ret;
}

int wl1271_acx_rts_threshold(struct wl1271 *wl, struct wl12xx_vif *wlvif,
                 u32 rts_threshold)
{
    struct acx_rts_threshold *rts;
    int ret;

    /*
     * If the RTS threshold is not configured or out of range, use the
     * default value.
     */
    if (rts_threshold > IEEE80211_MAX_RTS_THRESHOLD)
        rts_threshold = wl->conf.rx.rts_threshold;

    wl1271_debug(DEBUG_ACX, "acx rts threshold: %d", rts_threshold);

    rts = kzalloc(sizeof(*rts), GFP_KERNEL);
    if (!rts) {
        ret = -ENOMEM;
        goto out;
    }

    rts->role_id = wlvif->role_id;
    rts->threshold = cpu_to_le16((u16)rts_threshold);

    ret = wl1271_cmd_configure(wl, DOT11_RTS_THRESHOLD, rts, sizeof(*rts));
    if (ret < 0) {
        wl1271_warning("failed to set rts threshold: %d", ret);
        goto out;
    }

out:
    kfree(rts);
    return ret;
}

int wl1271_acx_dco_itrim_params(struct wl1271 *wl)
{
    struct acx_dco_itrim_params *dco;
    struct conf_itrim_settings *c = &wl->conf.itrim;
    int ret;

    wl1271_debug(DEBUG_ACX, "acx dco itrim parameters");

    dco = kzalloc(sizeof(*dco), GFP_KERNEL);
    if (!dco) {
        ret = -ENOMEM;
        goto out;
    }

    dco->enable = c->enable;
    dco->timeout = cpu_to_le32(c->timeout);

    ret = wl1271_cmd_configure(wl, ACX_SET_DCO_ITRIM_PARAMS,
                   dco, sizeof(*dco));
    if (ret < 0) {
        wl1271_warning("failed to set dco itrim parameters: %d", ret);
        goto out;
    }

out:
    kfree(dco);
    return ret;
}

int wl1271_acx_beacon_filter_opt(struct wl1271 *wl, struct wl12xx_vif *wlvif,
                 bool enable_filter)
{
    struct acx_beacon_filter_option *beacon_filter = NULL;
    int ret = 0;

    wl1271_debug(DEBUG_ACX, "acx beacon filter opt");

    if (enable_filter &&
        wl->conf.conn.bcn_filt_mode == CONF_BCN_FILT_MODE_DISABLED)
        goto out;

    beacon_filter = kzalloc(sizeof(*beacon_filter), GFP_KERNEL);
    if (!beacon_filter) {
        ret = -ENOMEM;
        goto out;
    }

    beacon_filter->role_id = wlvif->role_id;
    beacon_filter->enable = enable_filter;

    /*
     * When set to zero, and the filter is enabled, beacons
     * without the unicast TIM bit set are dropped.
     */
    beacon_filter->max_num_beacons = 0;

    ret = wl1271_cmd_configure(wl, ACX_BEACON_FILTER_OPT,
                   beacon_filter, sizeof(*beacon_filter));
    if (ret < 0) {
        wl1271_warning("failed to set beacon filter opt: %d", ret);
        goto out;
    }

out:
    kfree(beacon_filter);
    return ret;
}

int wl1271_acx_beacon_filter_table(struct wl1271 *wl,
                   struct wl12xx_vif *wlvif)
{
    struct acx_beacon_filter_ie_table *ie_table;
    int i, idx = 0;
    int ret;
    bool vendor_spec = false;

    wl1271_debug(DEBUG_ACX, "acx beacon filter table");

    ie_table = kzalloc(sizeof(*ie_table), GFP_KERNEL);
    if (!ie_table) {
        ret = -ENOMEM;
        goto out;
    }

    /* configure default beacon pass-through rules */
    ie_table->role_id = wlvif->role_id;
    ie_table->num_ie = 0;
    for (i = 0; i < wl->conf.conn.bcn_filt_ie_count; i++) {
        struct conf_bcn_filt_rule *r = &(wl->conf.conn.bcn_filt_ie[i]);
        ie_table->table[idx++] = r->ie;
        ie_table->table[idx++] = r->rule;

        if (r->ie == WLAN_EID_VENDOR_SPECIFIC) {
            /* only one vendor specific ie allowed */
            if (vendor_spec)
                continue;

            /* for vendor specific rules configure the
               additional fields */
            memcpy(&(ie_table->table[idx]), r->oui,
                   CONF_BCN_IE_OUI_LEN);
            idx += CONF_BCN_IE_OUI_LEN;
            ie_table->table[idx++] = r->type;
            memcpy(&(ie_table->table[idx]), r->version,
                   CONF_BCN_IE_VER_LEN);
            idx += CONF_BCN_IE_VER_LEN;
            vendor_spec = true;
        }

        ie_table->num_ie++;
    }

    ret = wl1271_cmd_configure(wl, ACX_BEACON_FILTER_TABLE,
                   ie_table, sizeof(*ie_table));
    if (ret < 0) {
        wl1271_warning("failed to set beacon filter table: %d", ret);
        goto out;
    }

out:
    kfree(ie_table);
    return ret;
}

#define ACX_CONN_MONIT_DISABLE_VALUE  0xffffffff

int wl1271_acx_conn_monit_params(struct wl1271 *wl, struct wl12xx_vif *wlvif,
                 bool enable)
{
    struct acx_conn_monit_params *acx;
    u32 threshold = ACX_CONN_MONIT_DISABLE_VALUE;
    u32 timeout = ACX_CONN_MONIT_DISABLE_VALUE;
    int ret;

    wl1271_debug(DEBUG_ACX, "acx connection monitor parameters: %s",
             enable ? "enabled" : "disabled");

    acx = kzalloc(sizeof(*acx), GFP_KERNEL);
    if (!acx) {
        ret = -ENOMEM;
        goto out;
    }

    if (enable) {
        threshold = wl->conf.conn.synch_fail_thold;
        timeout = wl->conf.conn.bss_lose_timeout;
    }

    acx->role_id = wlvif->role_id;
    acx->synch_fail_thold = cpu_to_le32(threshold);
    acx->bss_lose_timeout = cpu_to_le32(timeout);

    ret = wl1271_cmd_configure(wl, ACX_CONN_MONIT_PARAMS,
                   acx, sizeof(*acx));
    if (ret < 0) {
        wl1271_warning("failed to set connection monitor "
                   "parameters: %d", ret);
        goto out;
    }

out:
    kfree(acx);
    return ret;
}


int wl1271_acx_sg_enable(struct wl1271 *wl, bool enable)
{
    struct acx_bt_wlan_coex *pta;
    int ret;

    wl1271_debug(DEBUG_ACX, "acx sg enable");

    pta = kzalloc(sizeof(*pta), GFP_KERNEL);
    if (!pta) {
        ret = -ENOMEM;
        goto out;
    }

    if (enable)
        pta->enable = wl->conf.sg.state;
    else
        pta->enable = CONF_SG_DISABLE;

    ret = wl1271_cmd_configure(wl, ACX_SG_ENABLE, pta, sizeof(*pta));
    if (ret < 0) {
        wl1271_warning("failed to set softgemini enable: %d", ret);
        goto out;
    }

out:
    kfree(pta);
    return ret;
}

int wl12xx_acx_sg_cfg(struct wl1271 *wl)
{
    struct acx_bt_wlan_coex_param *param;
    struct conf_sg_settings *c = &wl->conf.sg;
    int i, ret;

    wl1271_debug(DEBUG_ACX, "acx sg cfg");

    param = kzalloc(sizeof(*param), GFP_KERNEL);
    if (!param) {
        ret = -ENOMEM;
        goto out;
    }

    /* BT-WLAN coext parameters */
    for (i = 0; i < CONF_SG_PARAMS_MAX; i++)
        param->params[i] = cpu_to_le32(c->params[i]);
    param->param_idx = CONF_SG_PARAMS_ALL;

    ret = wl1271_cmd_configure(wl, ACX_SG_CFG, param, sizeof(*param));
    if (ret < 0) {
        wl1271_warning("failed to set sg config: %d", ret);
        goto out;
    }

out:
    kfree(param);
    return ret;
}

int wl1271_acx_cca_threshold(struct wl1271 *wl)
{
    struct acx_energy_detection *detection;
    int ret;

    wl1271_debug(DEBUG_ACX, "acx cca threshold");

    detection = kzalloc(sizeof(*detection), GFP_KERNEL);
    if (!detection) {
        ret = -ENOMEM;
        goto out;
    }

    detection->rx_cca_threshold = cpu_to_le16(wl->conf.rx.rx_cca_threshold);
    detection->tx_energy_detection = wl->conf.tx.tx_energy_detection;

    ret = wl1271_cmd_configure(wl, ACX_CCA_THRESHOLD,
                   detection, sizeof(*detection));
    if (ret < 0)
        wl1271_warning("failed to set cca threshold: %d", ret);

out:
    kfree(detection);
    return ret;
}

int wl1271_acx_bcn_dtim_options(struct wl1271 *wl, struct wl12xx_vif *wlvif)
{
    struct acx_beacon_broadcast *bb;
    int ret;

    wl1271_debug(DEBUG_ACX, "acx bcn dtim options");

    bb = kzalloc(sizeof(*bb), GFP_KERNEL);
    if (!bb) {
        ret = -ENOMEM;
        goto out;
    }

    bb->role_id = wlvif->role_id;
    bb->beacon_rx_timeout = cpu_to_le16(wl->conf.conn.beacon_rx_timeout);
    bb->broadcast_timeout = cpu_to_le16(wl->conf.conn.broadcast_timeout);
    bb->rx_broadcast_in_ps = wl->conf.conn.rx_broadcast_in_ps;
    bb->ps_poll_threshold = wl->conf.conn.ps_poll_threshold;

    ret = wl1271_cmd_configure(wl, ACX_BCN_DTIM_OPTIONS, bb, sizeof(*bb));
    if (ret < 0) {
        wl1271_warning("failed to set rx config: %d", ret);
        goto out;
    }

out:
    kfree(bb);
    return ret;
}

int wl1271_acx_aid(struct wl1271 *wl, struct wl12xx_vif *wlvif, u16 aid)
{
    struct acx_aid *acx_aid;
    int ret;

    wl1271_debug(DEBUG_ACX, "acx aid");

    acx_aid = kzalloc(sizeof(*acx_aid), GFP_KERNEL);
    if (!acx_aid) {
        ret = -ENOMEM;
        goto out;
    }

    acx_aid->role_id = wlvif->role_id;
    acx_aid->aid = cpu_to_le16(aid);

    ret = wl1271_cmd_configure(wl, ACX_AID, acx_aid, sizeof(*acx_aid));
    if (ret < 0) {
        wl1271_warning("failed to set aid: %d", ret);
        goto out;
    }

out:
    kfree(acx_aid);
    return ret;
}

int wl1271_acx_event_mbox_mask(struct wl1271 *wl, u32 event_mask)
{
    struct acx_event_mask *mask;
    int ret;

    wl1271_debug(DEBUG_ACX, "acx event mbox mask");

    mask = kzalloc(sizeof(*mask), GFP_KERNEL);
    if (!mask) {
        ret = -ENOMEM;
        goto out;
    }

    /* high event mask is unused */
    mask->high_event_mask = cpu_to_le32(0xffffffff);
    mask->event_mask = cpu_to_le32(event_mask);

    ret = wl1271_cmd_configure(wl, ACX_EVENT_MBOX_MASK,
                   mask, sizeof(*mask));
    if (ret < 0) {
        wl1271_warning("failed to set acx_event_mbox_mask: %d", ret);
        goto out;
    }

out:
    kfree(mask);
    return ret;
}

int wl1271_acx_set_preamble(struct wl1271 *wl, struct wl12xx_vif *wlvif,
                enum acx_preamble_type preamble)
{
    struct acx_preamble *acx;
    int ret;

    wl1271_debug(DEBUG_ACX, "acx_set_preamble");

    acx = kzalloc(sizeof(*acx), GFP_KERNEL);
    if (!acx) {
        ret = -ENOMEM;
        goto out;
    }

    acx->role_id = wlvif->role_id;
    acx->preamble = preamble;

    ret = wl1271_cmd_configure(wl, ACX_PREAMBLE_TYPE, acx, sizeof(*acx));
    if (ret < 0) {
        wl1271_warning("Setting of preamble failed: %d", ret);
        goto out;
    }

out:
    kfree(acx);
    return ret;
}

int wl1271_acx_cts_protect(struct wl1271 *wl, struct wl12xx_vif *wlvif,
               enum acx_ctsprotect_type ctsprotect)
{
    struct acx_ctsprotect *acx;
    int ret;

    wl1271_debug(DEBUG_ACX, "acx_set_ctsprotect");

    acx = kzalloc(sizeof(*acx), GFP_KERNEL);
    if (!acx) {
        ret = -ENOMEM;
        goto out;
    }

    acx->role_id = wlvif->role_id;
    acx->ctsprotect = ctsprotect;

    ret = wl1271_cmd_configure(wl, ACX_CTS_PROTECTION, acx, sizeof(*acx));
    if (ret < 0) {
        wl1271_warning("Setting of ctsprotect failed: %d", ret);
        goto out;
    }

out:
    kfree(acx);
    return ret;
}

int wl1271_acx_statistics(struct wl1271 *wl, void *stats)
{
    int ret;

    wl1271_debug(DEBUG_ACX, "acx statistics");

    ret = wl1271_cmd_interrogate(wl, ACX_STATISTICS, stats,
                     wl->stats.fw_stats_len);
    if (ret < 0) {
        wl1271_warning("acx statistics failed: %d", ret);
        return -ENOMEM;
    }

    return 0;
}

int wl1271_acx_sta_rate_policies(struct wl1271 *wl, struct wl12xx_vif *wlvif)
{
    struct acx_rate_policy *acx;
    struct conf_tx_rate_class *c = &wl->conf.tx.sta_rc_conf;
    int ret = 0;

    wl1271_debug(DEBUG_ACX, "acx rate policies");

    acx = kzalloc(sizeof(*acx), GFP_KERNEL);

    if (!acx) {
        ret = -ENOMEM;
        goto out;
    }

    wl1271_debug(DEBUG_ACX, "basic_rate: 0x%x, full_rate: 0x%x",
        wlvif->basic_rate, wlvif->rate_set);

    /* configure one basic rate class */
    acx->rate_policy_idx = cpu_to_le32(wlvif->sta.basic_rate_idx);
    acx->rate_policy.enabled_rates = cpu_to_le32(wlvif->basic_rate);
    acx->rate_policy.short_retry_limit = c->short_retry_limit;
    acx->rate_policy.long_retry_limit = c->long_retry_limit;
    acx->rate_policy.aflags = c->aflags;

    ret = wl1271_cmd_configure(wl, ACX_RATE_POLICY, acx, sizeof(*acx));
    if (ret < 0) {
        wl1271_warning("Setting of rate policies failed: %d", ret);
        goto out;
    }

    /* configure one AP supported rate class */
    acx->rate_policy_idx = cpu_to_le32(wlvif->sta.ap_rate_idx);

    /* the AP policy is HW specific */
    acx->rate_policy.enabled_rates =
        cpu_to_le32(wlcore_hw_sta_get_ap_rate_mask(wl, wlvif));
    acx->rate_policy.short_retry_limit = c->short_retry_limit;
    acx->rate_policy.long_retry_limit = c->long_retry_limit;
    acx->rate_policy.aflags = c->aflags;

    ret = wl1271_cmd_configure(wl, ACX_RATE_POLICY, acx, sizeof(*acx));
    if (ret < 0) {
        wl1271_warning("Setting of rate policies failed: %d", ret);
        goto out;
    }

    /*
     * configure one rate class for basic p2p operations.
     * (p2p packets should always go out with OFDM rates, even
     * if we are currently connected to 11b AP)
     */
    acx->rate_policy_idx = cpu_to_le32(wlvif->sta.p2p_rate_idx);
    acx->rate_policy.enabled_rates =
                cpu_to_le32(CONF_TX_RATE_MASK_BASIC_P2P);
    acx->rate_policy.short_retry_limit = c->short_retry_limit;
    acx->rate_policy.long_retry_limit = c->long_retry_limit;
    acx->rate_policy.aflags = c->aflags;

    ret = wl1271_cmd_configure(wl, ACX_RATE_POLICY, acx, sizeof(*acx));
    if (ret < 0) {
        wl1271_warning("Setting of rate policies failed: %d", ret);
        goto out;
    }

out:
    kfree(acx);
    return ret;
}

int wl1271_acx_ap_rate_policy(struct wl1271 *wl, struct conf_tx_rate_class *c,
              u8 idx)
{
    struct acx_rate_policy *acx;
    int ret = 0;

    wl1271_debug(DEBUG_ACX, "acx ap rate policy %d rates 0x%x",
             idx, c->enabled_rates);

    acx = kzalloc(sizeof(*acx), GFP_KERNEL);
    if (!acx) {
        ret = -ENOMEM;
        goto out;
    }

    acx->rate_policy.enabled_rates = cpu_to_le32(c->enabled_rates);
    acx->rate_policy.short_retry_limit = c->short_retry_limit;
    acx->rate_policy.long_retry_limit = c->long_retry_limit;
    acx->rate_policy.aflags = c->aflags;

    acx->rate_policy_idx = cpu_to_le32(idx);

    ret = wl1271_cmd_configure(wl, ACX_RATE_POLICY, acx, sizeof(*acx));
    if (ret < 0) {
        wl1271_warning("Setting of ap rate policy failed: %d", ret);
        goto out;
    }

out:
    kfree(acx);
    return ret;
}

int wl1271_acx_ac_cfg(struct wl1271 *wl, struct wl12xx_vif *wlvif,
              u8 ac, u8 cw_min, u16 cw_max, u8 aifsn, u16 txop)
{
    struct acx_ac_cfg *acx;
    int ret = 0;

    wl1271_debug(DEBUG_ACX, "acx ac cfg %d cw_ming %d cw_max %d "
             "aifs %d txop %d", ac, cw_min, cw_max, aifsn, txop);

    acx = kzalloc(sizeof(*acx), GFP_KERNEL);

    if (!acx) {
        ret = -ENOMEM;
        goto out;
    }

    acx->role_id = wlvif->role_id;
    acx->ac = ac;
    acx->cw_min = cw_min;
    acx->cw_max = cpu_to_le16(cw_max);
    acx->aifsn = aifsn;
    acx->tx_op_limit = cpu_to_le16(txop);

    ret = wl1271_cmd_configure(wl, ACX_AC_CFG, acx, sizeof(*acx));
    if (ret < 0) {
        wl1271_warning("acx ac cfg failed: %d", ret);
        goto out;
    }

out:
    kfree(acx);
    return ret;
}

int wl1271_acx_tid_cfg(struct wl1271 *wl, struct wl12xx_vif *wlvif,
               u8 queue_id, u8 channel_type,
               u8 tsid, u8 ps_scheme, u8 ack_policy,
               u32 apsd_conf0, u32 apsd_conf1)
{
    struct acx_tid_config *acx;
    int ret = 0;

    wl1271_debug(DEBUG_ACX, "acx tid config");

    acx = kzalloc(sizeof(*acx), GFP_KERNEL);

    if (!acx) {
        ret = -ENOMEM;
        goto out;
    }

    acx->role_id = wlvif->role_id;
    acx->queue_id = queue_id;
    acx->channel_type = channel_type;
    acx->tsid = tsid;
    acx->ps_scheme = ps_scheme;
    acx->ack_policy = ack_policy;
    acx->apsd_conf[0] = cpu_to_le32(apsd_conf0);
    acx->apsd_conf[1] = cpu_to_le32(apsd_conf1);

    ret = wl1271_cmd_configure(wl, ACX_TID_CFG, acx, sizeof(*acx));
    if (ret < 0) {
        wl1271_warning("Setting of tid config failed: %d", ret);
        goto out;
    }

out:
    kfree(acx);
    return ret;
}

int wl1271_acx_frag_threshold(struct wl1271 *wl, u32 frag_threshold)
{
    struct acx_frag_threshold *acx;
    int ret = 0;

    /*
     * If the fragmentation is not configured or out of range, use the
     * default value.
     */
    if (frag_threshold > IEEE80211_MAX_FRAG_THRESHOLD)
        frag_threshold = wl->conf.tx.frag_threshold;

    wl1271_debug(DEBUG_ACX, "acx frag threshold: %d", frag_threshold);

    acx = kzalloc(sizeof(*acx), GFP_KERNEL);

    if (!acx) {
        ret = -ENOMEM;
        goto out;
    }

    acx->frag_threshold = cpu_to_le16((u16)frag_threshold);
    ret = wl1271_cmd_configure(wl, ACX_FRAG_CFG, acx, sizeof(*acx));
    if (ret < 0) {
        wl1271_warning("Setting of frag threshold failed: %d", ret);
        goto out;
    }

out:
    kfree(acx);
    return ret;
}

int wl1271_acx_tx_config_options(struct wl1271 *wl)
{
    struct acx_tx_config_options *acx;
    int ret = 0;

    wl1271_debug(DEBUG_ACX, "acx tx config options");

    acx = kzalloc(sizeof(*acx), GFP_KERNEL);

    if (!acx) {
        ret = -ENOMEM;
        goto out;
    }

    acx->tx_compl_timeout = cpu_to_le16(wl->conf.tx.tx_compl_timeout);
    acx->tx_compl_threshold = cpu_to_le16(wl->conf.tx.tx_compl_threshold);
    ret = wl1271_cmd_configure(wl, ACX_TX_CONFIG_OPT, acx, sizeof(*acx));
    if (ret < 0) {
        wl1271_warning("Setting of tx options failed: %d", ret);
        goto out;
    }

out:
    kfree(acx);
    return ret;
}

int wl12xx_acx_mem_cfg(struct wl1271 *wl)
{
    struct wl12xx_acx_config_memory *mem_conf;
    struct conf_memory_settings *mem;
    int ret;

    wl1271_debug(DEBUG_ACX, "wl1271 mem cfg");

    mem_conf = kzalloc(sizeof(*mem_conf), GFP_KERNEL);
    if (!mem_conf) {
        ret = -ENOMEM;
        goto out;
    }

    mem = &wl->conf.mem;

    /* memory config */
    mem_conf->num_stations = mem->num_stations;
    mem_conf->rx_mem_block_num = mem->rx_block_num;
    mem_conf->tx_min_mem_block_num = mem->tx_min_block_num;
    mem_conf->num_ssid_profiles = mem->ssid_profiles;
    mem_conf->total_tx_descriptors = cpu_to_le32(wl->num_tx_desc);
    mem_conf->dyn_mem_enable = mem->dynamic_memory;
    mem_conf->tx_free_req = mem->min_req_tx_blocks;
    mem_conf->rx_free_req = mem->min_req_rx_blocks;
    mem_conf->tx_min = mem->tx_min;
    mem_conf->fwlog_blocks = wl->conf.fwlog.mem_blocks;

    ret = wl1271_cmd_configure(wl, ACX_MEM_CFG, mem_conf,
                   sizeof(*mem_conf));
    if (ret < 0) {
        wl1271_warning("wl1271 mem config failed: %d", ret);
        goto out;
    }

out:
    kfree(mem_conf);
    return ret;
}
EXPORT_SYMBOL_GPL(wl12xx_acx_mem_cfg);

int wl1271_acx_init_mem_config(struct wl1271 *wl)
{
    int ret;

    wl->target_mem_map = kzalloc(sizeof(struct wl1271_acx_mem_map),
                     GFP_KERNEL);
    if (!wl->target_mem_map) {
        wl1271_error("couldn't allocate target memory map");
        return -ENOMEM;
    }

    /* we now ask for the firmware built memory map */
    ret = wl1271_acx_mem_map(wl, (void *)wl->target_mem_map,
                 sizeof(struct wl1271_acx_mem_map));
    if (ret < 0) {
        wl1271_error("couldn't retrieve firmware memory map");
        kfree(wl->target_mem_map);
        wl->target_mem_map = NULL;
        return ret;
    }

    /* initialize TX block book keeping */
    wl->tx_blocks_available =
        le32_to_cpu(wl->target_mem_map->num_tx_mem_blocks);
    wl1271_debug(DEBUG_TX, "available tx blocks: %d",
             wl->tx_blocks_available);

    return 0;
}
EXPORT_SYMBOL_GPL(wl1271_acx_init_mem_config);

int wl1271_acx_init_rx_interrupt(struct wl1271 *wl)
{
    struct wl1271_acx_rx_config_opt *rx_conf;
    int ret;

    wl1271_debug(DEBUG_ACX, "wl1271 rx interrupt config");

    rx_conf = kzalloc(sizeof(*rx_conf), GFP_KERNEL);
    if (!rx_conf) {
        ret = -ENOMEM;
        goto out;
    }

    rx_conf->threshold = cpu_to_le16(wl->conf.rx.irq_pkt_threshold);
    rx_conf->timeout = cpu_to_le16(wl->conf.rx.irq_timeout);
    rx_conf->mblk_threshold = cpu_to_le16(wl->conf.rx.irq_blk_threshold);
    rx_conf->queue_type = wl->conf.rx.queue_type;

    ret = wl1271_cmd_configure(wl, ACX_RX_CONFIG_OPT, rx_conf,
                   sizeof(*rx_conf));
    if (ret < 0) {
        wl1271_warning("wl1271 rx config opt failed: %d", ret);
        goto out;
    }

out:
    kfree(rx_conf);
    return ret;
}

int wl1271_acx_bet_enable(struct wl1271 *wl, struct wl12xx_vif *wlvif,
              bool enable)
{
    struct wl1271_acx_bet_enable *acx = NULL;
    int ret = 0;

    wl1271_debug(DEBUG_ACX, "acx bet enable");

    if (enable && wl->conf.conn.bet_enable == CONF_BET_MODE_DISABLE)
        goto out;

    acx = kzalloc(sizeof(*acx), GFP_KERNEL);
    if (!acx) {
        ret = -ENOMEM;
        goto out;
    }

    acx->role_id = wlvif->role_id;
    acx->enable = enable ? CONF_BET_MODE_ENABLE : CONF_BET_MODE_DISABLE;
    acx->max_consecutive = wl->conf.conn.bet_max_consecutive;

    ret = wl1271_cmd_configure(wl, ACX_BET_ENABLE, acx, sizeof(*acx));
    if (ret < 0) {
        wl1271_warning("acx bet enable failed: %d", ret);
        goto out;
    }

out:
    kfree(acx);
    return ret;
}

int wl1271_acx_arp_ip_filter(struct wl1271 *wl, struct wl12xx_vif *wlvif,
                 u8 enable, __be32 address)
{
    struct wl1271_acx_arp_filter *acx;
    int ret;

    wl1271_debug(DEBUG_ACX, "acx arp ip filter, enable: %d", enable);

    acx = kzalloc(sizeof(*acx), GFP_KERNEL);
    if (!acx) {
        ret = -ENOMEM;
        goto out;
    }

    acx->role_id = wlvif->role_id;
    acx->version = ACX_IPV4_VERSION;
    acx->enable = enable;

    if (enable)
        memcpy(acx->address, &address, ACX_IPV4_ADDR_SIZE);

    ret = wl1271_cmd_configure(wl, ACX_ARP_IP_FILTER,
                   acx, sizeof(*acx));
    if (ret < 0) {
        wl1271_warning("failed to set arp ip filter: %d", ret);
        goto out;
    }

out:
    kfree(acx);
    return ret;
}

int wl1271_acx_pm_config(struct wl1271 *wl)
{
    struct wl1271_acx_pm_config *acx = NULL;
    struct  conf_pm_config_settings *c = &wl->conf.pm_config;
    int ret = 0;

    wl1271_debug(DEBUG_ACX, "acx pm config");

    acx = kzalloc(sizeof(*acx), GFP_KERNEL);
    if (!acx) {
        ret = -ENOMEM;
        goto out;
    }

    acx->host_clk_settling_time = cpu_to_le32(c->host_clk_settling_time);
    acx->host_fast_wakeup_support = c->host_fast_wakeup_support;

    ret = wl1271_cmd_configure(wl, ACX_PM_CONFIG, acx, sizeof(*acx));
    if (ret < 0) {
        wl1271_warning("acx pm config failed: %d", ret);
        goto out;
    }

out:
    kfree(acx);
    return ret;
}
EXPORT_SYMBOL_GPL(wl1271_acx_pm_config);

int wl1271_acx_keep_alive_mode(struct wl1271 *wl, struct wl12xx_vif *wlvif,
                   bool enable)
{
    struct wl1271_acx_keep_alive_mode *acx = NULL;
    int ret = 0;

    wl1271_debug(DEBUG_ACX, "acx keep alive mode: %d", enable);

    acx = kzalloc(sizeof(*acx), GFP_KERNEL);
    if (!acx) {
        ret = -ENOMEM;
        goto out;
    }

    acx->role_id = wlvif->role_id;
    acx->enabled = enable;

    ret = wl1271_cmd_configure(wl, ACX_KEEP_ALIVE_MODE, acx, sizeof(*acx));
    if (ret < 0) {
        wl1271_warning("acx keep alive mode failed: %d", ret);
        goto out;
    }

out:
    kfree(acx);
    return ret;
}

int wl1271_acx_keep_alive_config(struct wl1271 *wl, struct wl12xx_vif *wlvif,
                 u8 index, u8 tpl_valid)
{
    struct wl1271_acx_keep_alive_config *acx = NULL;
    int ret = 0;

    wl1271_debug(DEBUG_ACX, "acx keep alive config");

    acx = kzalloc(sizeof(*acx), GFP_KERNEL);
    if (!acx) {
        ret = -ENOMEM;
        goto out;
    }

    acx->role_id = wlvif->role_id;
    acx->period = cpu_to_le32(wl->conf.conn.keep_alive_interval);
    acx->index = index;
    acx->tpl_validation = tpl_valid;
    acx->trigger = ACX_KEEP_ALIVE_NO_TX;

    ret = wl1271_cmd_configure(wl, ACX_SET_KEEP_ALIVE_CONFIG,
                   acx, sizeof(*acx));
    if (ret < 0) {
        wl1271_warning("acx keep alive config failed: %d", ret);
        goto out;
    }

out:
    kfree(acx);
    return ret;
}

int wl1271_acx_rssi_snr_trigger(struct wl1271 *wl, struct wl12xx_vif *wlvif,
                bool enable, s16 thold, u8 hyst)
{
    struct wl1271_acx_rssi_snr_trigger *acx = NULL;
    int ret = 0;

    wl1271_debug(DEBUG_ACX, "acx rssi snr trigger");

    acx = kzalloc(sizeof(*acx), GFP_KERNEL);
    if (!acx) {
        ret = -ENOMEM;
        goto out;
    }

    wlvif->last_rssi_event = -1;

    acx->role_id = wlvif->role_id;
    acx->pacing = cpu_to_le16(wl->conf.roam_trigger.trigger_pacing);
    acx->metric = WL1271_ACX_TRIG_METRIC_RSSI_BEACON;
    acx->type = WL1271_ACX_TRIG_TYPE_EDGE;
    if (enable)
        acx->enable = WL1271_ACX_TRIG_ENABLE;
    else
        acx->enable = WL1271_ACX_TRIG_DISABLE;

    acx->index = WL1271_ACX_TRIG_IDX_RSSI;
    acx->dir = WL1271_ACX_TRIG_DIR_BIDIR;
    acx->threshold = cpu_to_le16(thold);
    acx->hysteresis = hyst;

    ret = wl1271_cmd_configure(wl, ACX_RSSI_SNR_TRIGGER, acx, sizeof(*acx));
    if (ret < 0) {
        wl1271_warning("acx rssi snr trigger setting failed: %d", ret);
        goto out;
    }

out:
    kfree(acx);
    return ret;
}

int wl1271_acx_rssi_snr_avg_weights(struct wl1271 *wl,
                    struct wl12xx_vif *wlvif)
{
    struct wl1271_acx_rssi_snr_avg_weights *acx = NULL;
    struct conf_roam_trigger_settings *c = &wl->conf.roam_trigger;
    int ret = 0;

    wl1271_debug(DEBUG_ACX, "acx rssi snr avg weights");

    acx = kzalloc(sizeof(*acx), GFP_KERNEL);
    if (!acx) {
        ret = -ENOMEM;
        goto out;
    }

    acx->role_id = wlvif->role_id;
    acx->rssi_beacon = c->avg_weight_rssi_beacon;
    acx->rssi_data = c->avg_weight_rssi_data;
    acx->snr_beacon = c->avg_weight_snr_beacon;
    acx->snr_data = c->avg_weight_snr_data;

    ret = wl1271_cmd_configure(wl, ACX_RSSI_SNR_WEIGHTS, acx, sizeof(*acx));
    if (ret < 0) {
        wl1271_warning("acx rssi snr trigger weights failed: %d", ret);
        goto out;
    }

out:
    kfree(acx);
    return ret;
}

int wl1271_acx_set_ht_capabilities(struct wl1271 *wl,
                    struct ieee80211_sta_ht_cap *ht_cap,
                    bool allow_ht_operation, u8 hlid)
{
    struct wl1271_acx_ht_capabilities *acx;
    int ret = 0;
    u32 ht_capabilites = 0;

    wl1271_debug(DEBUG_ACX, "acx ht capabilities setting "
             "sta supp: %d sta cap: %d", ht_cap->ht_supported,
             ht_cap->cap);

    acx = kzalloc(sizeof(*acx), GFP_KERNEL);
    if (!acx) {
        ret = -ENOMEM;
        goto out;
    }

    if (allow_ht_operation && ht_cap->ht_supported) {
        /* no need to translate capabilities - use the spec values */
        ht_capabilites = ht_cap->cap;

        /*
         * this bit is not employed by the spec but only by FW to
         * indicate peer HT support
         */
        ht_capabilites |= WL12XX_HT_CAP_HT_OPERATION;

        /* get data from A-MPDU parameters field */
        acx->ampdu_max_length = ht_cap->ampdu_factor;
        acx->ampdu_min_spacing = ht_cap->ampdu_density;
    }

    acx->hlid = hlid;
    acx->ht_capabilites = cpu_to_le32(ht_capabilites);

    ret = wl1271_cmd_configure(wl, ACX_PEER_HT_CAP, acx, sizeof(*acx));
    if (ret < 0) {
        wl1271_warning("acx ht capabilities setting failed: %d", ret);
        goto out;
    }

out:
    kfree(acx);
    return ret;
}

int wl1271_acx_set_ht_information(struct wl1271 *wl,
                   struct wl12xx_vif *wlvif,
                   u16 ht_operation_mode)
{
    struct wl1271_acx_ht_information *acx;
    int ret = 0;

    wl1271_debug(DEBUG_ACX, "acx ht information setting");

    acx = kzalloc(sizeof(*acx), GFP_KERNEL);
    if (!acx) {
        ret = -ENOMEM;
        goto out;
    }

    acx->role_id = wlvif->role_id;
    acx->ht_protection =
        (u8)(ht_operation_mode & IEEE80211_HT_OP_MODE_PROTECTION);
    acx->rifs_mode = 0;
    acx->gf_protection =
        !!(ht_operation_mode & IEEE80211_HT_OP_MODE_NON_GF_STA_PRSNT);
    acx->ht_tx_burst_limit = 0;
    acx->dual_cts_protection = 0;

    ret = wl1271_cmd_configure(wl, ACX_HT_BSS_OPERATION, acx, sizeof(*acx));

    if (ret < 0) {
        wl1271_warning("acx ht information setting failed: %d", ret);
        goto out;
    }

out:
    kfree(acx);
    return ret;
}

/* Configure BA session initiator/receiver parameters setting in the FW. */
int wl12xx_acx_set_ba_initiator_policy(struct wl1271 *wl,
                       struct wl12xx_vif *wlvif)
{
    struct wl1271_acx_ba_initiator_policy *acx;
    int ret;

    wl1271_debug(DEBUG_ACX, "acx ba initiator policy");

    acx = kzalloc(sizeof(*acx), GFP_KERNEL);
    if (!acx) {
        ret = -ENOMEM;
        goto out;
    }

    /* set for the current role */
    acx->role_id = wlvif->role_id;
    acx->tid_bitmap = wl->conf.ht.tx_ba_tid_bitmap;
    acx->win_size = wl->conf.ht.tx_ba_win_size;
    acx->inactivity_timeout = wl->conf.ht.inactivity_timeout;

    ret = wl1271_cmd_configure(wl,
                   ACX_BA_SESSION_INIT_POLICY,
                   acx,
                   sizeof(*acx));
    if (ret < 0) {
        wl1271_warning("acx ba initiator policy failed: %d", ret);
        goto out;
    }

out:
    kfree(acx);
    return ret;
}

/* setup BA session receiver setting in the FW. */
int wl12xx_acx_set_ba_receiver_session(struct wl1271 *wl, u8 tid_index,
                       u16 ssn, bool enable, u8 peer_hlid)
{
    struct wl1271_acx_ba_receiver_setup *acx;
    int ret;

    wl1271_debug(DEBUG_ACX, "acx ba receiver session setting");

    acx = kzalloc(sizeof(*acx), GFP_KERNEL);
    if (!acx) {
        ret = -ENOMEM;
        goto out;
    }

    acx->hlid = peer_hlid;
    acx->tid = tid_index;
    acx->enable = enable;
    acx->win_size = wl->conf.ht.rx_ba_win_size;
    acx->ssn = ssn;

    ret = wl1271_cmd_configure(wl, ACX_BA_SESSION_RX_SETUP, acx,
                   sizeof(*acx));
    if (ret < 0) {
        wl1271_warning("acx ba receiver session failed: %d", ret);
        goto out;
    }

out:
    kfree(acx);
    return ret;
}

int wl12xx_acx_tsf_info(struct wl1271 *wl, struct wl12xx_vif *wlvif,
            u64 *mactime)
{
    struct wl12xx_acx_fw_tsf_information *tsf_info;
    int ret;

    tsf_info = kzalloc(sizeof(*tsf_info), GFP_KERNEL);
    if (!tsf_info) {
        ret = -ENOMEM;
        goto out;
    }

    tsf_info->role_id = wlvif->role_id;

    ret = wl1271_cmd_interrogate(wl, ACX_TSF_INFO,
                     tsf_info, sizeof(*tsf_info));
    if (ret < 0) {
        wl1271_warning("acx tsf info interrogate failed");
        goto out;
    }

    *mactime = le32_to_cpu(tsf_info->current_tsf_low) |
        ((u64) le32_to_cpu(tsf_info->current_tsf_high) << 32);

out:
    kfree(tsf_info);
    return ret;
}

int wl1271_acx_ps_rx_streaming(struct wl1271 *wl, struct wl12xx_vif *wlvif,
                   bool enable)
{
    struct wl1271_acx_ps_rx_streaming *rx_streaming;
    u32 conf_queues, enable_queues;
    int i, ret = 0;

    wl1271_debug(DEBUG_ACX, "acx ps rx streaming");

    rx_streaming = kzalloc(sizeof(*rx_streaming), GFP_KERNEL);
    if (!rx_streaming) {
        ret = -ENOMEM;
        goto out;
    }

    conf_queues = wl->conf.rx_streaming.queues;
    if (enable)
        enable_queues = conf_queues;
    else
        enable_queues = 0;

    for (i = 0; i < 8; i++) {
        /*
         * Skip non-changed queues, to avoid redundant acxs.
         * this check assumes conf.rx_streaming.queues can't
         * be changed while rx_streaming is enabled.
         */
        if (!(conf_queues & BIT(i)))
            continue;

        rx_streaming->role_id = wlvif->role_id;
        rx_streaming->tid = i;
        rx_streaming->enable = enable_queues & BIT(i);
        rx_streaming->period = wl->conf.rx_streaming.interval;
        rx_streaming->timeout = wl->conf.rx_streaming.interval;

        ret = wl1271_cmd_configure(wl, ACX_PS_RX_STREAMING,
                       rx_streaming,
                       sizeof(*rx_streaming));
        if (ret < 0) {
            wl1271_warning("acx ps rx streaming failed: %d", ret);
            goto out;
        }
    }
out:
    kfree(rx_streaming);
    return ret;
}

int wl1271_acx_ap_max_tx_retry(struct wl1271 *wl, struct wl12xx_vif *wlvif)
{
    struct wl1271_acx_ap_max_tx_retry *acx = NULL;
    int ret;

    wl1271_debug(DEBUG_ACX, "acx ap max tx retry");

    acx = kzalloc(sizeof(*acx), GFP_KERNEL);
    if (!acx)
        return -ENOMEM;

    acx->role_id = wlvif->role_id;
    acx->max_tx_retry = cpu_to_le16(wl->conf.tx.max_tx_retries);

    ret = wl1271_cmd_configure(wl, ACX_MAX_TX_FAILURE, acx, sizeof(*acx));
    if (ret < 0) {
        wl1271_warning("acx ap max tx retry failed: %d", ret);
        goto out;
    }

out:
    kfree(acx);
    return ret;
}

int wl12xx_acx_config_ps(struct wl1271 *wl, struct wl12xx_vif *wlvif)
{
    struct wl1271_acx_config_ps *config_ps;
    int ret;

    wl1271_debug(DEBUG_ACX, "acx config ps");

    config_ps = kzalloc(sizeof(*config_ps), GFP_KERNEL);
    if (!config_ps) {
        ret = -ENOMEM;
        goto out;
    }

    config_ps->exit_retries = wl->conf.conn.psm_exit_retries;
    config_ps->enter_retries = wl->conf.conn.psm_entry_retries;
    config_ps->null_data_rate = cpu_to_le32(wlvif->basic_rate);

    ret = wl1271_cmd_configure(wl, ACX_CONFIG_PS, config_ps,
                   sizeof(*config_ps));

    if (ret < 0) {
        wl1271_warning("acx config ps failed: %d", ret);
        goto out;
    }

out:
    kfree(config_ps);
    return ret;
}

int wl1271_acx_set_inconnection_sta(struct wl1271 *wl, u8 *addr)
{
    struct wl1271_acx_inconnection_sta *acx = NULL;
    int ret;

    wl1271_debug(DEBUG_ACX, "acx set inconnaction sta %pM", addr);

    acx = kzalloc(sizeof(*acx), GFP_KERNEL);
    if (!acx)
        return -ENOMEM;

    memcpy(acx->addr, addr, ETH_ALEN);

    ret = wl1271_cmd_configure(wl, ACX_UPDATE_INCONNECTION_STA_LIST,
                   acx, sizeof(*acx));
    if (ret < 0) {
        wl1271_warning("acx set inconnaction sta failed: %d", ret);
        goto out;
    }

out:
    kfree(acx);
    return ret;
}

int wl1271_acx_fm_coex(struct wl1271 *wl)
{
    struct wl1271_acx_fm_coex *acx;
    int ret;

    wl1271_debug(DEBUG_ACX, "acx fm coex setting");

    acx = kzalloc(sizeof(*acx), GFP_KERNEL);
    if (!acx) {
        ret = -ENOMEM;
        goto out;
    }

    acx->enable = wl->conf.fm_coex.enable;
    acx->swallow_period = wl->conf.fm_coex.swallow_period;
    acx->n_divider_fref_set_1 = wl->conf.fm_coex.n_divider_fref_set_1;
    acx->n_divider_fref_set_2 = wl->conf.fm_coex.n_divider_fref_set_2;
    acx->m_divider_fref_set_1 =
        cpu_to_le16(wl->conf.fm_coex.m_divider_fref_set_1);
    acx->m_divider_fref_set_2 =
        cpu_to_le16(wl->conf.fm_coex.m_divider_fref_set_2);
    acx->coex_pll_stabilization_time =
        cpu_to_le32(wl->conf.fm_coex.coex_pll_stabilization_time);
    acx->ldo_stabilization_time =
        cpu_to_le16(wl->conf.fm_coex.ldo_stabilization_time);
    acx->fm_disturbed_band_margin =
        wl->conf.fm_coex.fm_disturbed_band_margin;
    acx->swallow_clk_diff = wl->conf.fm_coex.swallow_clk_diff;

    ret = wl1271_cmd_configure(wl, ACX_FM_COEX_CFG, acx, sizeof(*acx));
    if (ret < 0) {
        wl1271_warning("acx fm coex setting failed: %d", ret);
        goto out;
    }

out:
    kfree(acx);
    return ret;
}

int wl12xx_acx_set_rate_mgmt_params(struct wl1271 *wl)
{
    struct wl12xx_acx_set_rate_mgmt_params *acx = NULL;
    struct conf_rate_policy_settings *conf = &wl->conf.rate;
    int ret;

    wl1271_debug(DEBUG_ACX, "acx set rate mgmt params");

    acx = kzalloc(sizeof(*acx), GFP_KERNEL);
    if (!acx)
        return -ENOMEM;

    acx->index = ACX_RATE_MGMT_ALL_PARAMS;
    acx->rate_retry_score = cpu_to_le16(conf->rate_retry_score);
    acx->per_add = cpu_to_le16(conf->per_add);
    acx->per_th1 = cpu_to_le16(conf->per_th1);
    acx->per_th2 = cpu_to_le16(conf->per_th2);
    acx->max_per = cpu_to_le16(conf->max_per);
    acx->inverse_curiosity_factor = conf->inverse_curiosity_factor;
    acx->tx_fail_low_th = conf->tx_fail_low_th;
    acx->tx_fail_high_th = conf->tx_fail_high_th;
    acx->per_alpha_shift = conf->per_alpha_shift;
    acx->per_add_shift = conf->per_add_shift;
    acx->per_beta1_shift = conf->per_beta1_shift;
    acx->per_beta2_shift = conf->per_beta2_shift;
    acx->rate_check_up = conf->rate_check_up;
    acx->rate_check_down = conf->rate_check_down;
    memcpy(acx->rate_retry_policy, conf->rate_retry_policy,
           sizeof(acx->rate_retry_policy));

    ret = wl1271_cmd_configure(wl, ACX_SET_RATE_MGMT_PARAMS,
                   acx, sizeof(*acx));
    if (ret < 0) {
        wl1271_warning("acx set rate mgmt params failed: %d", ret);
        goto out;
    }

out:
    kfree(acx);
    return ret;
}

int wl12xx_acx_config_hangover(struct wl1271 *wl)
{
    struct wl12xx_acx_config_hangover *acx;
    struct conf_hangover_settings *conf = &wl->conf.hangover;
    int ret;

    wl1271_debug(DEBUG_ACX, "acx config hangover");

    acx = kzalloc(sizeof(*acx), GFP_KERNEL);
    if (!acx) {
        ret = -ENOMEM;
        goto out;
    }

    acx->recover_time = cpu_to_le32(conf->recover_time);
    acx->hangover_period = conf->hangover_period;
    acx->dynamic_mode = conf->dynamic_mode;
    acx->early_termination_mode = conf->early_termination_mode;
    acx->max_period = conf->max_period;
    acx->min_period = conf->min_period;
    acx->increase_delta = conf->increase_delta;
    acx->decrease_delta = conf->decrease_delta;
    acx->quiet_time = conf->quiet_time;
    acx->increase_time = conf->increase_time;
    acx->window_size = acx->window_size;

    ret = wl1271_cmd_configure(wl, ACX_CONFIG_HANGOVER, acx,
                   sizeof(*acx));

    if (ret < 0) {
        wl1271_warning("acx config hangover failed: %d", ret);
        goto out;
    }

out:
    kfree(acx);
    return ret;

}

#ifdef CONFIG_PM
/* Set the global behaviour of RX filters - On/Off + default action */
int wl1271_acx_default_rx_filter_enable(struct wl1271 *wl, bool enable,
                    enum rx_filter_action action)
{
    struct acx_default_rx_filter *acx;
    int ret;

    wl1271_debug(DEBUG_ACX, "acx default rx filter en: %d act: %d",
             enable, action);

    acx = kzalloc(sizeof(*acx), GFP_KERNEL);
    if (!acx)
        return -ENOMEM;

    acx->enable = enable;
    acx->default_action = action;

    ret = wl1271_cmd_configure(wl, ACX_ENABLE_RX_DATA_FILTER, acx,
                   sizeof(*acx));
    if (ret < 0) {
        wl1271_warning("acx default rx filter enable failed: %d", ret);
        goto out;
    }

out:
    kfree(acx);
    return ret;
}

/* Configure or disable a specific RX filter pattern */
int wl1271_acx_set_rx_filter(struct wl1271 *wl, u8 index, bool enable,
                 struct wl12xx_rx_filter *filter)
{
    struct acx_rx_filter_cfg *acx;
    int fields_size = 0;
    int acx_size;
    int ret;

    WARN_ON(enable && !filter);
    WARN_ON(index >= WL1271_MAX_RX_FILTERS);

    wl1271_debug(DEBUG_ACX,
             "acx set rx filter idx: %d enable: %d filter: %p",
             index, enable, filter);

    if (enable) {
        fields_size = wl1271_rx_filter_get_fields_size(filter);

        wl1271_debug(DEBUG_ACX, "act: %d num_fields: %d field_size: %d",
              filter->action, filter->num_fields, fields_size);
    }

    acx_size = ALIGN(sizeof(*acx) + fields_size, 4);
    acx = kzalloc(acx_size, GFP_KERNEL);

    if (!acx)
        return -ENOMEM;

    acx->enable = enable;
    acx->index = index;

    if (enable) {
        acx->num_fields = filter->num_fields;
        acx->action = filter->action;
        wl1271_rx_filter_flatten_fields(filter, acx->fields);
    }

    wl1271_dump(DEBUG_ACX, "RX_FILTER: ", acx, acx_size);

    ret = wl1271_cmd_configure(wl, ACX_SET_RX_DATA_FILTER, acx, acx_size);
    if (ret < 0) {
        wl1271_warning("setting rx filter failed: %d", ret);
        goto out;
    }

out:
    kfree(acx);
    return ret;
}
#endif /* CONFIG_PM */