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path: root/drivers/net/wireless/wl12xx/wl1271_init.c
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/*
 * 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 "wl1271_init.h"
#include "wl12xx_80211.h"
#include "wl1271_acx.h"
#include "wl1271_cmd.h"
#include "wl1271_reg.h"

static int wl1271_init_hwenc_config(struct wl1271 *wl)
{
	int ret;

	ret = wl1271_acx_feature_cfg(wl);
	if (ret < 0) {
		wl1271_warning("couldn't set feature config");
		return ret;
	}

	ret = wl1271_cmd_set_default_wep_key(wl, wl->default_key);
	if (ret < 0) {
		wl1271_warning("couldn't set default key");
		return ret;
	}

	return 0;
}

static int wl1271_init_templates_config(struct wl1271 *wl)
{
	int ret;

	/* send empty templates for fw memory reservation */
	ret = wl1271_cmd_template_set(wl, CMD_TEMPL_CFG_PROBE_REQ_2_4, NULL,
				      sizeof(struct wl12xx_probe_req_template));
	if (ret < 0)
		return ret;

	if (wl1271_11a_enabled()) {
		ret = wl1271_cmd_template_set(wl, CMD_TEMPL_CFG_PROBE_REQ_5,
				NULL,
				sizeof(struct wl12xx_probe_req_template));
		if (ret < 0)
			return ret;
	}

	ret = wl1271_cmd_template_set(wl, CMD_TEMPL_NULL_DATA, NULL,
				      sizeof(struct wl12xx_null_data_template));
	if (ret < 0)
		return ret;

	ret = wl1271_cmd_template_set(wl, CMD_TEMPL_PS_POLL, NULL,
				      sizeof(struct wl12xx_ps_poll_template));
	if (ret < 0)
		return ret;

	ret = wl1271_cmd_template_set(wl, CMD_TEMPL_QOS_NULL_DATA, NULL,
				      sizeof
				      (struct wl12xx_qos_null_data_template));
	if (ret < 0)
		return ret;

	ret = wl1271_cmd_template_set(wl, CMD_TEMPL_PROBE_RESPONSE, NULL,
				      sizeof
				      (struct wl12xx_probe_resp_template));
	if (ret < 0)
		return ret;

	ret = wl1271_cmd_template_set(wl, CMD_TEMPL_BEACON, NULL,
				      sizeof
				      (struct wl12xx_beacon_template));
	if (ret < 0)
		return ret;

	return 0;
}

static int wl1271_init_rx_config(struct wl1271 *wl, u32 config, u32 filter)
{
	int ret;

	ret = wl1271_acx_rx_msdu_life_time(wl);
	if (ret < 0)
		return ret;

	ret = wl1271_acx_rx_config(wl, config, filter);
	if (ret < 0)
		return ret;

	return 0;
}

static int wl1271_init_phy_config(struct wl1271 *wl)
{
	int ret;

	ret = wl1271_acx_pd_threshold(wl);
	if (ret < 0)
		return ret;

	ret = wl1271_acx_slot(wl, DEFAULT_SLOT_TIME);
	if (ret < 0)
		return ret;

	ret = wl1271_acx_group_address_tbl(wl, true, NULL, 0);
	if (ret < 0)
		return ret;

	ret = wl1271_acx_service_period_timeout(wl);
	if (ret < 0)
		return ret;

	ret = wl1271_acx_rts_threshold(wl, wl->conf.rx.rts_threshold);
	if (ret < 0)
		return ret;

	return 0;
}

static int wl1271_init_beacon_filter(struct wl1271 *wl)
{
	int ret;

	/* disable beacon filtering at this stage */
	ret = wl1271_acx_beacon_filter_opt(wl, false);
	if (ret < 0)
		return ret;

	ret = wl1271_acx_beacon_filter_table(wl);
	if (ret < 0)
		return ret;

	return 0;
}

static int wl1271_init_pta(struct wl1271 *wl)
{
	int ret;

	ret = wl1271_acx_sg_enable(wl);
	if (ret < 0)
		return ret;

	ret = wl1271_acx_sg_cfg(wl);
	if (ret < 0)
		return ret;

	return 0;
}

static 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)
{
	int ret;

	ret = wl1271_acx_bcn_dtim_options(wl);
	if (ret < 0)
		return ret;

	return 0;
}

int wl1271_hw_init(struct wl1271 *wl)
{
	int ret;

	ret = wl1271_cmd_general_parms(wl);
	if (ret < 0)
		return ret;

	ret = wl1271_cmd_radio_parms(wl);
	if (ret < 0)
		return ret;

	/* Template settings */
	ret = wl1271_init_templates_config(wl);
	if (ret < 0)
		return ret;

	/* Default memory configuration */
	ret = wl1271_acx_init_mem_config(wl);
	if (ret < 0)
		return ret;

	/* RX config */
	ret = wl1271_init_rx_config(wl,
				    RX_CFG_PROMISCUOUS | RX_CFG_TSF,
				    RX_FILTER_OPTION_DEF);
	/* RX_CONFIG_OPTION_ANY_DST_ANY_BSS,
	   RX_FILTER_OPTION_FILTER_ALL); */
	if (ret < 0)
		goto out_free_memmap;

	/* PHY layer config */
	ret = wl1271_init_phy_config(wl);
	if (ret < 0)
		goto out_free_memmap;

	/* Initialize connection monitoring thresholds */
	ret = wl1271_acx_conn_monit_params(wl);
	if (ret < 0)
		goto out_free_memmap;

	/* Beacon filtering */
	ret = wl1271_init_beacon_filter(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;

	/* Bluetooth WLAN coexistence */
	ret = wl1271_init_pta(wl);
	if (ret < 0)
		goto out_free_memmap;

	/* Energy detection */
	ret = wl1271_init_energy_detection(wl);
	if (ret < 0)
		goto out_free_memmap;

	/* Beacons and boradcast settings */
	ret = wl1271_init_beacon_broadcast(wl);
	if (ret < 0)
		goto out_free_memmap;

	/* Default fragmentation threshold */
	ret = wl1271_acx_frag_threshold(wl);
	if (ret < 0)
		goto out_free_memmap;

	/* Default TID configuration */
	ret = wl1271_acx_tid_cfg(wl);
	if (ret < 0)
		goto out_free_memmap;

	/* Default AC configuration */
	ret = wl1271_acx_ac_cfg(wl);
	if (ret < 0)
		goto out_free_memmap;

	/* Configure TX rate classes */
	ret = wl1271_acx_rate_policies(wl, CONF_TX_RATE_MASK_ALL);
	if (ret < 0)
		goto out_free_memmap;

	/* Enable data path */
	ret = wl1271_cmd_data_path(wl, wl->channel, 1);
	if (ret < 0)
		goto out_free_memmap;

	/* Configure for ELP power saving */
	ret = wl1271_acx_sleep_auth(wl, WL1271_PSM_ELP);
	if (ret < 0)
		goto out_free_memmap;

	/* Configure HW encryption */
	ret = wl1271_init_hwenc_config(wl);
	if (ret < 0)
		goto out_free_memmap;

	/* Configure smart reflex */
	ret = wl1271_acx_smart_reflex(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;
}