[deliverable/linux.git] / drivers / net / wireless / iwlwifi / iwl-5000.c

/******************************************************************************
 *
 * Copyright(c) 2007 - 2011 Intel Corporation. All rights reserved.
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms of version 2 of the GNU General Public License 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 Street, Fifth Floor, Boston, MA 02110, USA
 *
 * The full GNU General Public License is included in this distribution in the
 * file called LICENSE.
 *
 * Contact Information:
 *  Intel Linux Wireless <ilw@linux.intel.com>
 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
 *
 *****************************************************************************/

#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/init.h>
#include <linux/delay.h>
#include <linux/sched.h>
#include <linux/skbuff.h>
#include <linux/netdevice.h>
#include <net/mac80211.h>
#include <linux/etherdevice.h>
#include <asm/unaligned.h>
#include <linux/stringify.h>

#include "iwl-eeprom.h"
#include "iwl-dev.h"
#include "iwl-core.h"
#include "iwl-io.h"
#include "iwl-sta.h"
#include "iwl-helpers.h"
#include "iwl-agn.h"
#include "iwl-agn-hw.h"
#include "iwl-5000-hw.h"
#include "iwl-trans.h"
#include "iwl-shared.h"

/* Highest firmware API version supported */
#define IWL5000_UCODE_API_MAX 5
#define IWL5150_UCODE_API_MAX 2

/* Lowest firmware API version supported */
#define IWL5000_UCODE_API_MIN 1
#define IWL5150_UCODE_API_MIN 1

#define IWL5000_FW_PRE "iwlwifi-5000-"
#define IWL5000_MODULE_FIRMWARE(api) IWL5000_FW_PRE __stringify(api) ".ucode"

#define IWL5150_FW_PRE "iwlwifi-5150-"
#define IWL5150_MODULE_FIRMWARE(api) IWL5150_FW_PRE __stringify(api) ".ucode"

/* NIC configuration for 5000 series */
static void iwl5000_nic_config(struct iwl_priv *priv)
{
	unsigned long flags;

	iwl_rf_config(priv);

	spin_lock_irqsave(&priv->shrd->lock, flags);

	/* W/A : NIC is stuck in a reset state after Early PCIe power off
	 * (PCIe power is lost before PERST# is asserted),
	 * causing ME FW to lose ownership and not being able to obtain it back.
	 */
	iwl_set_bits_mask_prph(priv, APMG_PS_CTRL_REG,
				APMG_PS_CTRL_EARLY_PWR_OFF_RESET_DIS,
				~APMG_PS_CTRL_EARLY_PWR_OFF_RESET_DIS);


	spin_unlock_irqrestore(&priv->shrd->lock, flags);
}

static struct iwl_sensitivity_ranges iwl5000_sensitivity = {
	.min_nrg_cck = 100,
	.max_nrg_cck = 0, /* not used, set to 0 */
	.auto_corr_min_ofdm = 90,
	.auto_corr_min_ofdm_mrc = 170,
	.auto_corr_min_ofdm_x1 = 105,
	.auto_corr_min_ofdm_mrc_x1 = 220,

	.auto_corr_max_ofdm = 120,
	.auto_corr_max_ofdm_mrc = 210,
	.auto_corr_max_ofdm_x1 = 120,
	.auto_corr_max_ofdm_mrc_x1 = 240,

	.auto_corr_min_cck = 125,
	.auto_corr_max_cck = 200,
	.auto_corr_min_cck_mrc = 200,
	.auto_corr_max_cck_mrc = 400,
	.nrg_th_cck = 100,
	.nrg_th_ofdm = 100,

	.barker_corr_th_min = 190,
	.barker_corr_th_min_mrc = 390,
	.nrg_th_cca = 62,
};

static struct iwl_sensitivity_ranges iwl5150_sensitivity = {
	.min_nrg_cck = 95,
	.max_nrg_cck = 0, /* not used, set to 0 */
	.auto_corr_min_ofdm = 90,
	.auto_corr_min_ofdm_mrc = 170,
	.auto_corr_min_ofdm_x1 = 105,
	.auto_corr_min_ofdm_mrc_x1 = 220,

	.auto_corr_max_ofdm = 120,
	.auto_corr_max_ofdm_mrc = 210,
	/* max = min for performance bug in 5150 DSP */
	.auto_corr_max_ofdm_x1 = 105,
	.auto_corr_max_ofdm_mrc_x1 = 220,

	.auto_corr_min_cck = 125,
	.auto_corr_max_cck = 200,
	.auto_corr_min_cck_mrc = 170,
	.auto_corr_max_cck_mrc = 400,
	.nrg_th_cck = 95,
	.nrg_th_ofdm = 95,

	.barker_corr_th_min = 190,
	.barker_corr_th_min_mrc = 390,
	.nrg_th_cca = 62,
};

static void iwl5150_set_ct_threshold(struct iwl_priv *priv)
{
	const s32 volt2temp_coef = IWL_5150_VOLTAGE_TO_TEMPERATURE_COEFF;
	s32 threshold = (s32)CELSIUS_TO_KELVIN(CT_KILL_THRESHOLD_LEGACY) -
			iwl_temp_calib_to_offset(priv);

	hw_params(priv).ct_kill_threshold = threshold * volt2temp_coef;
}

static void iwl5000_set_ct_threshold(struct iwl_priv *priv)
{
	/* want Celsius */
	hw_params(priv).ct_kill_threshold = CT_KILL_THRESHOLD_LEGACY;
}

static int iwl5000_hw_set_hw_params(struct iwl_priv *priv)
{
	if (iwlagn_mod_params.num_of_queues >= IWL_MIN_NUM_QUEUES &&
	    iwlagn_mod_params.num_of_queues <= IWLAGN_NUM_QUEUES)
		priv->cfg->base_params->num_of_queues =
			iwlagn_mod_params.num_of_queues;

	hw_params(priv).max_txq_num = priv->cfg->base_params->num_of_queues;
	hw_params(priv).scd_bc_tbls_size =
			priv->cfg->base_params->num_of_queues *
			sizeof(struct iwlagn_scd_bc_tbl);
	hw_params(priv).tfd_size = sizeof(struct iwl_tfd);
	hw_params(priv).max_stations = IWLAGN_STATION_COUNT;
	priv->contexts[IWL_RXON_CTX_BSS].bcast_sta_id = IWLAGN_BROADCAST_ID;

	hw_params(priv).max_data_size = IWLAGN_RTC_DATA_SIZE;
	hw_params(priv).max_inst_size = IWLAGN_RTC_INST_SIZE;

	hw_params(priv).ht40_channel =  BIT(IEEE80211_BAND_2GHZ) |
					BIT(IEEE80211_BAND_5GHZ);

	hw_params(priv).tx_chains_num = num_of_ant(priv->cfg->valid_tx_ant);
	hw_params(priv).rx_chains_num = num_of_ant(priv->cfg->valid_rx_ant);
	hw_params(priv).valid_tx_ant = priv->cfg->valid_tx_ant;
	hw_params(priv).valid_rx_ant = priv->cfg->valid_rx_ant;

	iwl5000_set_ct_threshold(priv);

	/* Set initial sensitivity parameters */
	/* Set initial calibration set */
	hw_params(priv).sens = &iwl5000_sensitivity;
	hw_params(priv).calib_init_cfg =
		BIT(IWL_CALIB_XTAL)		|
		BIT(IWL_CALIB_LO)		|
		BIT(IWL_CALIB_TX_IQ)		|
		BIT(IWL_CALIB_TX_IQ_PERD)	|
		BIT(IWL_CALIB_BASE_BAND);

	hw_params(priv).beacon_time_tsf_bits = IWLAGN_EXT_BEACON_TIME_POS;

	return 0;
}

static int iwl5150_hw_set_hw_params(struct iwl_priv *priv)
{
	if (iwlagn_mod_params.num_of_queues >= IWL_MIN_NUM_QUEUES &&
	    iwlagn_mod_params.num_of_queues <= IWLAGN_NUM_QUEUES)
		priv->cfg->base_params->num_of_queues =
			iwlagn_mod_params.num_of_queues;

	hw_params(priv).max_txq_num = priv->cfg->base_params->num_of_queues;
	hw_params(priv).scd_bc_tbls_size =
			priv->cfg->base_params->num_of_queues *
			sizeof(struct iwlagn_scd_bc_tbl);
	hw_params(priv).tfd_size = sizeof(struct iwl_tfd);
	hw_params(priv).max_stations = IWLAGN_STATION_COUNT;
	priv->contexts[IWL_RXON_CTX_BSS].bcast_sta_id = IWLAGN_BROADCAST_ID;

	hw_params(priv).max_data_size = IWLAGN_RTC_DATA_SIZE;
	hw_params(priv).max_inst_size = IWLAGN_RTC_INST_SIZE;

	hw_params(priv).ht40_channel =  BIT(IEEE80211_BAND_2GHZ) |
					BIT(IEEE80211_BAND_5GHZ);

	hw_params(priv).tx_chains_num = num_of_ant(priv->cfg->valid_tx_ant);
	hw_params(priv).rx_chains_num = num_of_ant(priv->cfg->valid_rx_ant);
	hw_params(priv).valid_tx_ant = priv->cfg->valid_tx_ant;
	hw_params(priv).valid_rx_ant = priv->cfg->valid_rx_ant;

	iwl5150_set_ct_threshold(priv);

	/* Set initial sensitivity parameters */
	/* Set initial calibration set */
	hw_params(priv).sens = &iwl5150_sensitivity;
	hw_params(priv).calib_init_cfg =
		BIT(IWL_CALIB_LO)		|
		BIT(IWL_CALIB_TX_IQ)		|
		BIT(IWL_CALIB_BASE_BAND);
	if (priv->cfg->need_dc_calib)
		hw_params(priv).calib_init_cfg |= BIT(IWL_CALIB_DC);

	hw_params(priv).beacon_time_tsf_bits = IWLAGN_EXT_BEACON_TIME_POS;

	return 0;
}

static void iwl5150_temperature(struct iwl_priv *priv)
{
	u32 vt = 0;
	s32 offset =  iwl_temp_calib_to_offset(priv);

	vt = le32_to_cpu(priv->statistics.common.temperature);
	vt = vt / IWL_5150_VOLTAGE_TO_TEMPERATURE_COEFF + offset;
	/* now vt hold the temperature in Kelvin */
	priv->temperature = KELVIN_TO_CELSIUS(vt);
	iwl_tt_handler(priv);
}

static int iwl5000_hw_channel_switch(struct iwl_priv *priv,
				     struct ieee80211_channel_switch *ch_switch)
{
	/*
	 * MULTI-FIXME
	 * See iwl_mac_channel_switch.
	 */
	struct iwl_rxon_context *ctx = &priv->contexts[IWL_RXON_CTX_BSS];
	struct iwl5000_channel_switch_cmd cmd;
	const struct iwl_channel_info *ch_info;
	u32 switch_time_in_usec, ucode_switch_time;
	u16 ch;
	u32 tsf_low;
	u8 switch_count;
	u16 beacon_interval = le16_to_cpu(ctx->timing.beacon_interval);
	struct ieee80211_vif *vif = ctx->vif;
	struct iwl_host_cmd hcmd = {
		.id = REPLY_CHANNEL_SWITCH,
		.len = { sizeof(cmd), },
		.flags = CMD_SYNC,
		.data = { &cmd, },
	};

	cmd.band = priv->band == IEEE80211_BAND_2GHZ;
	ch = ch_switch->channel->hw_value;
	IWL_DEBUG_11H(priv, "channel switch from %d to %d\n",
		      ctx->active.channel, ch);
	cmd.channel = cpu_to_le16(ch);
	cmd.rxon_flags = ctx->staging.flags;
	cmd.rxon_filter_flags = ctx->staging.filter_flags;
	switch_count = ch_switch->count;
	tsf_low = ch_switch->timestamp & 0x0ffffffff;
	/*
	 * calculate the ucode channel switch time
	 * adding TSF as one of the factor for when to switch
	 */
	if ((priv->ucode_beacon_time > tsf_low) && beacon_interval) {
		if (switch_count > ((priv->ucode_beacon_time - tsf_low) /
		    beacon_interval)) {
			switch_count -= (priv->ucode_beacon_time -
				tsf_low) / beacon_interval;
		} else
			switch_count = 0;
	}
	if (switch_count <= 1)
		cmd.switch_time = cpu_to_le32(priv->ucode_beacon_time);
	else {
		switch_time_in_usec =
			vif->bss_conf.beacon_int * switch_count * TIME_UNIT;
		ucode_switch_time = iwl_usecs_to_beacons(priv,
							 switch_time_in_usec,
							 beacon_interval);
		cmd.switch_time = iwl_add_beacon_time(priv,
						      priv->ucode_beacon_time,
						      ucode_switch_time,
						      beacon_interval);
	}
	IWL_DEBUG_11H(priv, "uCode time for the switch is 0x%x\n",
		      cmd.switch_time);
	ch_info = iwl_get_channel_info(priv, priv->band, ch);
	if (ch_info)
		cmd.expect_beacon = is_channel_radar(ch_info);
	else {
		IWL_ERR(priv, "invalid channel switch from %u to %u\n",
			ctx->active.channel, ch);
		return -EFAULT;
	}

	return trans_send_cmd(&priv->trans, &hcmd);
}

static struct iwl_lib_ops iwl5000_lib = {
	.set_hw_params = iwl5000_hw_set_hw_params,
	.set_channel_switch = iwl5000_hw_channel_switch,
	.nic_config = iwl5000_nic_config,
	.eeprom_ops = {
		.regulatory_bands = {
			EEPROM_REG_BAND_1_CHANNELS,
			EEPROM_REG_BAND_2_CHANNELS,
			EEPROM_REG_BAND_3_CHANNELS,
			EEPROM_REG_BAND_4_CHANNELS,
			EEPROM_REG_BAND_5_CHANNELS,
			EEPROM_REG_BAND_24_HT40_CHANNELS,
			EEPROM_REG_BAND_52_HT40_CHANNELS
		},
	},
	.temperature = iwlagn_temperature,
};

static struct iwl_lib_ops iwl5150_lib = {
	.set_hw_params = iwl5150_hw_set_hw_params,
	.set_channel_switch = iwl5000_hw_channel_switch,
	.nic_config = iwl5000_nic_config,
	.eeprom_ops = {
		.regulatory_bands = {
			EEPROM_REG_BAND_1_CHANNELS,
			EEPROM_REG_BAND_2_CHANNELS,
			EEPROM_REG_BAND_3_CHANNELS,
			EEPROM_REG_BAND_4_CHANNELS,
			EEPROM_REG_BAND_5_CHANNELS,
			EEPROM_REG_BAND_24_HT40_CHANNELS,
			EEPROM_REG_BAND_52_HT40_CHANNELS
		},
	},
	.temperature = iwl5150_temperature,
};

static struct iwl_base_params iwl5000_base_params = {
	.eeprom_size = IWLAGN_EEPROM_IMG_SIZE,
	.num_of_queues = IWLAGN_NUM_QUEUES,
	.num_of_ampdu_queues = IWLAGN_NUM_AMPDU_QUEUES,
	.pll_cfg_val = CSR50_ANA_PLL_CFG_VAL,
	.led_compensation = 51,
	.chain_noise_num_beacons = IWL_CAL_NUM_BEACONS,
	.plcp_delta_threshold = IWL_MAX_PLCP_ERR_LONG_THRESHOLD_DEF,
	.chain_noise_scale = 1000,
	.wd_timeout = IWL_LONG_WD_TIMEOUT,
	.max_event_log_size = 512,
	.no_idle_support = true,
};
static struct iwl_ht_params iwl5000_ht_params = {
	.ht_greenfield_support = true,
};

#define IWL_DEVICE_5000						\
	.fw_name_pre = IWL5000_FW_PRE,				\
	.ucode_api_max = IWL5000_UCODE_API_MAX,			\
	.ucode_api_min = IWL5000_UCODE_API_MIN,			\
	.eeprom_ver = EEPROM_5000_EEPROM_VERSION,		\
	.eeprom_calib_ver = EEPROM_5000_TX_POWER_VERSION,	\
	.lib = &iwl5000_lib,					\
	.base_params = &iwl5000_base_params,			\
	.led_mode = IWL_LED_BLINK

struct iwl_cfg iwl5300_agn_cfg = {
	.name = "Intel(R) Ultimate N WiFi Link 5300 AGN",
	IWL_DEVICE_5000,
	/* at least EEPROM 0x11A has wrong info */
	.valid_tx_ant = ANT_ABC,	/* .cfg overwrite */
	.valid_rx_ant = ANT_ABC,	/* .cfg overwrite */
	.ht_params = &iwl5000_ht_params,
};

struct iwl_cfg iwl5100_bgn_cfg = {
	.name = "Intel(R) WiFi Link 5100 BGN",
	IWL_DEVICE_5000,
	.valid_tx_ant = ANT_B,		/* .cfg overwrite */
	.valid_rx_ant = ANT_AB,		/* .cfg overwrite */
	.ht_params = &iwl5000_ht_params,
};

struct iwl_cfg iwl5100_abg_cfg = {
	.name = "Intel(R) WiFi Link 5100 ABG",
	IWL_DEVICE_5000,
	.valid_tx_ant = ANT_B,		/* .cfg overwrite */
	.valid_rx_ant = ANT_AB,		/* .cfg overwrite */
};

struct iwl_cfg iwl5100_agn_cfg = {
	.name = "Intel(R) WiFi Link 5100 AGN",
	IWL_DEVICE_5000,
	.valid_tx_ant = ANT_B,		/* .cfg overwrite */
	.valid_rx_ant = ANT_AB,		/* .cfg overwrite */
	.ht_params = &iwl5000_ht_params,
};

struct iwl_cfg iwl5350_agn_cfg = {
	.name = "Intel(R) WiMAX/WiFi Link 5350 AGN",
	.fw_name_pre = IWL5000_FW_PRE,
	.ucode_api_max = IWL5000_UCODE_API_MAX,
	.ucode_api_min = IWL5000_UCODE_API_MIN,
	.eeprom_ver = EEPROM_5050_EEPROM_VERSION,
	.eeprom_calib_ver = EEPROM_5050_TX_POWER_VERSION,
	.lib = &iwl5000_lib,
	.base_params = &iwl5000_base_params,
	.ht_params = &iwl5000_ht_params,
	.led_mode = IWL_LED_BLINK,
	.internal_wimax_coex = true,
};

#define IWL_DEVICE_5150						\
	.fw_name_pre = IWL5150_FW_PRE,				\
	.ucode_api_max = IWL5150_UCODE_API_MAX,			\
	.ucode_api_min = IWL5150_UCODE_API_MIN,			\
	.eeprom_ver = EEPROM_5050_EEPROM_VERSION,		\
	.eeprom_calib_ver = EEPROM_5050_TX_POWER_VERSION,	\
	.lib = &iwl5150_lib,					\
	.base_params = &iwl5000_base_params,			\
	.need_dc_calib = true,					\
	.led_mode = IWL_LED_BLINK,				\
	.internal_wimax_coex = true

struct iwl_cfg iwl5150_agn_cfg = {
	.name = "Intel(R) WiMAX/WiFi Link 5150 AGN",
	IWL_DEVICE_5150,
	.ht_params = &iwl5000_ht_params,

};

struct iwl_cfg iwl5150_abg_cfg = {
	.name = "Intel(R) WiMAX/WiFi Link 5150 ABG",
	IWL_DEVICE_5150,
};

MODULE_FIRMWARE(IWL5000_MODULE_FIRMWARE(IWL5000_UCODE_API_MAX));
MODULE_FIRMWARE(IWL5150_MODULE_FIRMWARE(IWL5150_UCODE_API_MAX));
Commit	Line	Data
5a6a256e TW	1	/******************************************************************************
5a6a256e TW	2	*
901069c7	3	* Copyright(c) 2007 - 2011 Intel Corporation. All rights reserved.
5a6a256e TW	4	*
	5	* This program is free software; you can redistribute it and/or modify it
	6	* under the terms of version 2 of the GNU General Public License as
	7	* published by the Free Software Foundation.
	8	*
	9	* This program is distributed in the hope that it will be useful, but WITHOUT
	10	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
	11	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
	12	* more details.
	13	*
	14	* You should have received a copy of the GNU General Public License along with
	15	* this program; if not, write to the Free Software Foundation, Inc.,
	16	* 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
	17	*
	18	* The full GNU General Public License is included in this distribution in the
	19	* file called LICENSE.
	20	*
	21	* Contact Information:
3d2b162e	22	* Intel Linux Wireless <ilw@linux.intel.com>
5a6a256e TW	23	* Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
	24	*
	25	*****************************************************************************/
	26
	27	#include <linux/kernel.h>
	28	#include <linux/module.h>
5a6a256e	29	#include <linux/init.h>
5a6a256e	30	#include <linux/delay.h>
d43c36dc	31	#include <linux/sched.h>
5a6a256e TW	32	#include <linux/skbuff.h>
5a6a256e TW	33	#include <linux/netdevice.h>
5a6a256e TW	34	#include <net/mac80211.h>
	35	#include <linux/etherdevice.h>
	36	#include <asm/unaligned.h>
8fcbd4dc	37	#include <linux/stringify.h>
5a6a256e TW	38
5a6a256e TW	39	#include "iwl-eeprom.h"
3e0d4cb1	40	#include "iwl-dev.h"
5a6a256e TW	41	#include "iwl-core.h"
5a6a256e TW	42	#include "iwl-io.h"
e26e47d9	43	#include "iwl-sta.h"
5a6a256e	44	#include "iwl-helpers.h"
a1175124	45	#include "iwl-agn.h"
19e6cda0	46	#include "iwl-agn-hw.h"
5a6a256e	47	#include "iwl-5000-hw.h"
bdfbf092	48	#include "iwl-trans.h"
48f20d35	49	#include "iwl-shared.h"
5a6a256e	50
a0987a8d	51	/* Highest firmware API version supported */
41504cce	52	#define IWL5000_UCODE_API_MAX 5
39e6d225	53	#define IWL5150_UCODE_API_MAX 2
5a6a256e	54
a0987a8d RC	55	/* Lowest firmware API version supported */
	56	#define IWL5000_UCODE_API_MIN 1
	57	#define IWL5150_UCODE_API_MIN 1
	58
	59	#define IWL5000_FW_PRE "iwlwifi-5000-"
8fcbd4dc	60	#define IWL5000_MODULE_FIRMWARE(api) IWL5000_FW_PRE __stringify(api) ".ucode"
a0987a8d RC	61
a0987a8d RC	62	#define IWL5150_FW_PRE "iwlwifi-5150-"
8fcbd4dc	63	#define IWL5150_MODULE_FIRMWARE(api) IWL5150_FW_PRE __stringify(api) ".ucode"
4e062f99	64
9371d4ed	65	/* NIC configuration for 5000 series */
510cb791	66	static void iwl5000_nic_config(struct iwl_priv *priv)
e86fe9f6 TW	67	{
e86fe9f6 TW	68	unsigned long flags;
e86fe9f6	69
86cb3b4e	70	iwl_rf_config(priv);
e86fe9f6	71
10b15e6f	72	spin_lock_irqsave(&priv->shrd->lock, flags);
e86fe9f6	73
4c43e0d0 TW	74	/* W/A : NIC is stuck in a reset state after Early PCIe power off
	75	* (PCIe power is lost before PERST# is asserted),
	76	* causing ME FW to lose ownership and not being able to obtain it back.
	77	*/
2d3db679	78	iwl_set_bits_mask_prph(priv, APMG_PS_CTRL_REG,
4c43e0d0 TW	79	APMG_PS_CTRL_EARLY_PWR_OFF_RESET_DIS,
	80	~APMG_PS_CTRL_EARLY_PWR_OFF_RESET_DIS);
	81
02c06e4a	82
10b15e6f	83	spin_unlock_irqrestore(&priv->shrd->lock, flags);
e86fe9f6 TW	84	}
e86fe9f6 TW	85
33fd5033	86	static struct iwl_sensitivity_ranges iwl5000_sensitivity = {
e7515ba1	87	.min_nrg_cck = 100,
fe6efb4b	88	.max_nrg_cck = 0, /* not used, set to 0 */
33fd5033 EG	89	.auto_corr_min_ofdm = 90,
33fd5033 EG	90	.auto_corr_min_ofdm_mrc = 170,
e7515ba1 WYG	91	.auto_corr_min_ofdm_x1 = 105,
e7515ba1 WYG	92	.auto_corr_min_ofdm_mrc_x1 = 220,
33fd5033 EG	93
	94	.auto_corr_max_ofdm = 120,
	95	.auto_corr_max_ofdm_mrc = 210,
9bead763 WYG	96	.auto_corr_max_ofdm_x1 = 120,
9bead763 WYG	97	.auto_corr_max_ofdm_mrc_x1 = 240,
33fd5033 EG	98
	99	.auto_corr_min_cck = 125,
	100	.auto_corr_max_cck = 200,
e7515ba1	101	.auto_corr_min_cck_mrc = 200,
33fd5033	102	.auto_corr_max_cck_mrc = 400,
e7515ba1 WYG	103	.nrg_th_cck = 100,
e7515ba1 WYG	104	.nrg_th_ofdm = 100,
55036d66 WYG	105
	106	.barker_corr_th_min = 190,
	107	.barker_corr_th_min_mrc = 390,
	108	.nrg_th_cca = 62,
33fd5033 EG	109	};
33fd5033 EG	110
9d67187d WYG	111	static struct iwl_sensitivity_ranges iwl5150_sensitivity = {
	112	.min_nrg_cck = 95,
	113	.max_nrg_cck = 0, /* not used, set to 0 */
	114	.auto_corr_min_ofdm = 90,
	115	.auto_corr_min_ofdm_mrc = 170,
	116	.auto_corr_min_ofdm_x1 = 105,
	117	.auto_corr_min_ofdm_mrc_x1 = 220,
	118
	119	.auto_corr_max_ofdm = 120,
	120	.auto_corr_max_ofdm_mrc = 210,
	121	/* max = min for performance bug in 5150 DSP */
	122	.auto_corr_max_ofdm_x1 = 105,
	123	.auto_corr_max_ofdm_mrc_x1 = 220,
	124
	125	.auto_corr_min_cck = 125,
	126	.auto_corr_max_cck = 200,
	127	.auto_corr_min_cck_mrc = 170,
	128	.auto_corr_max_cck_mrc = 400,
	129	.nrg_th_cck = 95,
	130	.nrg_th_ofdm = 95,
55036d66 WYG	131
	132	.barker_corr_th_min = 190,
	133	.barker_corr_th_min_mrc = 390,
	134	.nrg_th_cca = 62,
9d67187d WYG	135	};
9d67187d WYG	136
62161aef	137	static void iwl5150_set_ct_threshold(struct iwl_priv *priv)
339afc89	138	{
62161aef	139	const s32 volt2temp_coef = IWL_5150_VOLTAGE_TO_TEMPERATURE_COEFF;
672639de	140	s32 threshold = (s32)CELSIUS_TO_KELVIN(CT_KILL_THRESHOLD_LEGACY) -
62161aef WYG	141	iwl_temp_calib_to_offset(priv);
62161aef WYG	142
d6189124	143	hw_params(priv).ct_kill_threshold = threshold * volt2temp_coef;
62161aef WYG	144	}
	145
	146	static void iwl5000_set_ct_threshold(struct iwl_priv *priv)
	147	{
	148	/* want Celsius */
d6189124	149	hw_params(priv).ct_kill_threshold = CT_KILL_THRESHOLD_LEGACY;
339afc89 TW	150	}
339afc89 TW	151
510cb791	152	static int iwl5000_hw_set_hw_params(struct iwl_priv *priv)
fdd3e8a4	153	{
9d143e9a DF	154	if (iwlagn_mod_params.num_of_queues >= IWL_MIN_NUM_QUEUES &&
9d143e9a DF	155	iwlagn_mod_params.num_of_queues <= IWLAGN_NUM_QUEUES)
7cb1b088	156	priv->cfg->base_params->num_of_queues =
9d143e9a	157	iwlagn_mod_params.num_of_queues;
25ae3986	158
d6189124 EG	159	hw_params(priv).max_txq_num = priv->cfg->base_params->num_of_queues;
d6189124 EG	160	hw_params(priv).scd_bc_tbls_size =
7cb1b088	161	priv->cfg->base_params->num_of_queues *
19e6cda0	162	sizeof(struct iwlagn_scd_bc_tbl);
d6189124 EG	163	hw_params(priv).tfd_size = sizeof(struct iwl_tfd);
d6189124 EG	164	hw_params(priv).max_stations = IWLAGN_STATION_COUNT;
a194e324	165	priv->contexts[IWL_RXON_CTX_BSS].bcast_sta_id = IWLAGN_BROADCAST_ID;
c0bac76a	166
d6189124 EG	167	hw_params(priv).max_data_size = IWLAGN_RTC_DATA_SIZE;
d6189124 EG	168	hw_params(priv).max_inst_size = IWLAGN_RTC_INST_SIZE;
c0bac76a	169
d6189124	170	hw_params(priv).ht40_channel = BIT(IEEE80211_BAND_2GHZ) \|
fdd3e8a4	171	BIT(IEEE80211_BAND_5GHZ);
141c43a3	172
d6189124 EG	173	hw_params(priv).tx_chains_num = num_of_ant(priv->cfg->valid_tx_ant);
	174	hw_params(priv).rx_chains_num = num_of_ant(priv->cfg->valid_rx_ant);
	175	hw_params(priv).valid_tx_ant = priv->cfg->valid_tx_ant;
	176	hw_params(priv).valid_rx_ant = priv->cfg->valid_rx_ant;
c031bf80	177
0453674c	178	iwl5000_set_ct_threshold(priv);
c031bf80	179
9d67187d	180	/* Set initial sensitivity parameters */
be5d56ed	181	/* Set initial calibration set */
d6189124 EG	182	hw_params(priv).sens = &iwl5000_sensitivity;
d6189124 EG	183	hw_params(priv).calib_init_cfg =
e517736a WYG	184	BIT(IWL_CALIB_XTAL) \|
	185	BIT(IWL_CALIB_LO) \|
	186	BIT(IWL_CALIB_TX_IQ) \|
	187	BIT(IWL_CALIB_TX_IQ_PERD) \|
	188	BIT(IWL_CALIB_BASE_BAND);
	189
d6189124	190	hw_params(priv).beacon_time_tsf_bits = IWLAGN_EXT_BEACON_TIME_POS;
a0ee74cf	191
e517736a WYG	192	return 0;
	193	}
	194
	195	static int iwl5150_hw_set_hw_params(struct iwl_priv *priv)
	196	{
9d143e9a DF	197	if (iwlagn_mod_params.num_of_queues >= IWL_MIN_NUM_QUEUES &&
9d143e9a DF	198	iwlagn_mod_params.num_of_queues <= IWLAGN_NUM_QUEUES)
7cb1b088	199	priv->cfg->base_params->num_of_queues =
9d143e9a	200	iwlagn_mod_params.num_of_queues;
e517736a	201
d6189124 EG	202	hw_params(priv).max_txq_num = priv->cfg->base_params->num_of_queues;
d6189124 EG	203	hw_params(priv).scd_bc_tbls_size =
7cb1b088	204	priv->cfg->base_params->num_of_queues *
e517736a	205	sizeof(struct iwlagn_scd_bc_tbl);
d6189124 EG	206	hw_params(priv).tfd_size = sizeof(struct iwl_tfd);
d6189124 EG	207	hw_params(priv).max_stations = IWLAGN_STATION_COUNT;
a194e324	208	priv->contexts[IWL_RXON_CTX_BSS].bcast_sta_id = IWLAGN_BROADCAST_ID;
e517736a	209
d6189124 EG	210	hw_params(priv).max_data_size = IWLAGN_RTC_DATA_SIZE;
d6189124 EG	211	hw_params(priv).max_inst_size = IWLAGN_RTC_INST_SIZE;
e517736a	212
d6189124	213	hw_params(priv).ht40_channel = BIT(IEEE80211_BAND_2GHZ) \|
e517736a	214	BIT(IEEE80211_BAND_5GHZ);
e517736a	215
d6189124 EG	216	hw_params(priv).tx_chains_num = num_of_ant(priv->cfg->valid_tx_ant);
	217	hw_params(priv).rx_chains_num = num_of_ant(priv->cfg->valid_rx_ant);
	218	hw_params(priv).valid_tx_ant = priv->cfg->valid_tx_ant;
	219	hw_params(priv).valid_rx_ant = priv->cfg->valid_rx_ant;
e517736a	220
0453674c	221	iwl5150_set_ct_threshold(priv);
e517736a WYG	222
	223	/* Set initial sensitivity parameters */
	224	/* Set initial calibration set */
d6189124 EG	225	hw_params(priv).sens = &iwl5150_sensitivity;
d6189124 EG	226	hw_params(priv).calib_init_cfg =
e517736a WYG	227	BIT(IWL_CALIB_LO) \|
	228	BIT(IWL_CALIB_TX_IQ) \|
	229	BIT(IWL_CALIB_BASE_BAND);
178d1596	230	if (priv->cfg->need_dc_calib)
d6189124	231	hw_params(priv).calib_init_cfg \|= BIT(IWL_CALIB_DC);
be5d56ed	232
d6189124	233	hw_params(priv).beacon_time_tsf_bits = IWLAGN_EXT_BEACON_TIME_POS;
a0ee74cf	234
fdd3e8a4 TW	235	return 0;
fdd3e8a4 TW	236	}
d4100dd9	237
62161aef WYG	238	static void iwl5150_temperature(struct iwl_priv *priv)
	239	{
	240	u32 vt = 0;
	241	s32 offset = iwl_temp_calib_to_offset(priv);
	242
0da0e5bf	243	vt = le32_to_cpu(priv->statistics.common.temperature);
62161aef WYG	244	vt = vt / IWL_5150_VOLTAGE_TO_TEMPERATURE_COEFF + offset;
	245	/* now vt hold the temperature in Kelvin */
	246	priv->temperature = KELVIN_TO_CELSIUS(vt);
15993e08	247	iwl_tt_handler(priv);
62161aef WYG	248	}
62161aef WYG	249
79d07325 WYG	250	static int iwl5000_hw_channel_switch(struct iwl_priv *priv,
79d07325 WYG	251	struct ieee80211_channel_switch *ch_switch)
4a56e965	252	{
246ed355 JB	253	/*
	254	* MULTI-FIXME
	255	* See iwl_mac_channel_switch.
	256	*/
	257	struct iwl_rxon_context *ctx = &priv->contexts[IWL_RXON_CTX_BSS];
4a56e965 WYG	258	struct iwl5000_channel_switch_cmd cmd;
4a56e965 WYG	259	const struct iwl_channel_info *ch_info;
79d07325 WYG	260	u32 switch_time_in_usec, ucode_switch_time;
	261	u16 ch;
	262	u32 tsf_low;
	263	u8 switch_count;
246ed355	264	u16 beacon_interval = le16_to_cpu(ctx->timing.beacon_interval);
8bd413e6	265	struct ieee80211_vif *vif = ctx->vif;
4a56e965 WYG	266	struct iwl_host_cmd hcmd = {
4a56e965 WYG	267	.id = REPLY_CHANNEL_SWITCH,
3fa50738	268	.len = { sizeof(cmd), },
3839f7ce	269	.flags = CMD_SYNC,
3fa50738	270	.data = { &cmd, },
4a56e965 WYG	271	};
4a56e965 WYG	272
4a56e965	273	cmd.band = priv->band == IEEE80211_BAND_2GHZ;
81e95430	274	ch = ch_switch->channel->hw_value;
79d07325	275	IWL_DEBUG_11H(priv, "channel switch from %d to %d\n",
246ed355	276	ctx->active.channel, ch);
79d07325	277	cmd.channel = cpu_to_le16(ch);
246ed355 JB	278	cmd.rxon_flags = ctx->staging.flags;
246ed355 JB	279	cmd.rxon_filter_flags = ctx->staging.filter_flags;
79d07325 WYG	280	switch_count = ch_switch->count;
	281	tsf_low = ch_switch->timestamp & 0x0ffffffff;
	282	/*
	283	* calculate the ucode channel switch time
	284	* adding TSF as one of the factor for when to switch
	285	*/
	286	if ((priv->ucode_beacon_time > tsf_low) && beacon_interval) {
	287	if (switch_count > ((priv->ucode_beacon_time - tsf_low) /
	288	beacon_interval)) {
	289	switch_count -= (priv->ucode_beacon_time -
	290	tsf_low) / beacon_interval;
	291	} else
	292	switch_count = 0;
	293	}
	294	if (switch_count <= 1)
	295	cmd.switch_time = cpu_to_le32(priv->ucode_beacon_time);
	296	else {
	297	switch_time_in_usec =
	298	vif->bss_conf.beacon_int * switch_count * TIME_UNIT;
	299	ucode_switch_time = iwl_usecs_to_beacons(priv,
	300	switch_time_in_usec,
	301	beacon_interval);
	302	cmd.switch_time = iwl_add_beacon_time(priv,
	303	priv->ucode_beacon_time,
	304	ucode_switch_time,
	305	beacon_interval);
	306	}
	307	IWL_DEBUG_11H(priv, "uCode time for the switch is 0x%x\n",
	308	cmd.switch_time);
	309	ch_info = iwl_get_channel_info(priv, priv->band, ch);
4a56e965 WYG	310	if (ch_info)
	311	cmd.expect_beacon = is_channel_radar(ch_info);
	312	else {
	313	IWL_ERR(priv, "invalid channel switch from %u to %u\n",
246ed355	314	ctx->active.channel, ch);
4a56e965 WYG	315	return -EFAULT;
	316	}
	317
41c50542	318	return trans_send_cmd(&priv->trans, &hcmd);
4a56e965 WYG	319	}
4a56e965 WYG	320
510cb791	321	static struct iwl_lib_ops iwl5000_lib = {
fdd3e8a4	322	.set_hw_params = iwl5000_hw_set_hw_params,
4a56e965	323	.set_channel_switch = iwl5000_hw_channel_switch,
e4c598b7	324	.nic_config = iwl5000_nic_config,
da8dec29	325	.eeprom_ops = {
25ae3986	326	.regulatory_bands = {
e04ed0a5 WYG	327	EEPROM_REG_BAND_1_CHANNELS,
	328	EEPROM_REG_BAND_2_CHANNELS,
	329	EEPROM_REG_BAND_3_CHANNELS,
	330	EEPROM_REG_BAND_4_CHANNELS,
	331	EEPROM_REG_BAND_5_CHANNELS,
	332	EEPROM_REG_BAND_24_HT40_CHANNELS,
	333	EEPROM_REG_BAND_52_HT40_CHANNELS
25ae3986	334	},
da8dec29	335	},
909fc3cb	336	.temperature = iwlagn_temperature,
62161aef WYG	337	};
	338
	339	static struct iwl_lib_ops iwl5150_lib = {
e517736a	340	.set_hw_params = iwl5150_hw_set_hw_params,
4a56e965	341	.set_channel_switch = iwl5000_hw_channel_switch,
e4c598b7	342	.nic_config = iwl5000_nic_config,
62161aef WYG	343	.eeprom_ops = {
62161aef WYG	344	.regulatory_bands = {
e04ed0a5 WYG	345	EEPROM_REG_BAND_1_CHANNELS,
	346	EEPROM_REG_BAND_2_CHANNELS,
	347	EEPROM_REG_BAND_3_CHANNELS,
	348	EEPROM_REG_BAND_4_CHANNELS,
	349	EEPROM_REG_BAND_5_CHANNELS,
	350	EEPROM_REG_BAND_24_HT40_CHANNELS,
	351	EEPROM_REG_BAND_52_HT40_CHANNELS
62161aef	352	},
62161aef	353	},
909fc3cb	354	.temperature = iwl5150_temperature,
da8dec29 TW	355	};
da8dec29 TW	356
7cb1b088	357	static struct iwl_base_params iwl5000_base_params = {
19e6cda0	358	.eeprom_size = IWLAGN_EEPROM_IMG_SIZE,
19e6cda0 WYG	359	.num_of_queues = IWLAGN_NUM_QUEUES,
19e6cda0 WYG	360	.num_of_ampdu_queues = IWLAGN_NUM_AMPDU_QUEUES,
fadb3582	361	.pll_cfg_val = CSR50_ANA_PLL_CFG_VAL,
f2d0d0e2	362	.led_compensation = 51,
d8c07e7a	363	.chain_noise_num_beacons = IWL_CAL_NUM_BEACONS,
3e4fb5fa	364	.plcp_delta_threshold = IWL_MAX_PLCP_ERR_LONG_THRESHOLD_DEF,
d4fe5ac9	365	.chain_noise_scale = 1000,
22de94de	366	.wd_timeout = IWL_LONG_WD_TIMEOUT,
678b385d	367	.max_event_log_size = 512,
f3529108	368	.no_idle_support = true,
5a6a256e	369	};
7cb1b088 WYG	370	static struct iwl_ht_params iwl5000_ht_params = {
7cb1b088 WYG	371	.ht_greenfield_support = true,
7cb1b088 WYG	372	};
7cb1b088 WYG	373
65af8dea WYG	374	#define IWL_DEVICE_5000 \
	375	.fw_name_pre = IWL5000_FW_PRE, \
	376	.ucode_api_max = IWL5000_UCODE_API_MAX, \
	377	.ucode_api_min = IWL5000_UCODE_API_MIN, \
	378	.eeprom_ver = EEPROM_5000_EEPROM_VERSION, \
	379	.eeprom_calib_ver = EEPROM_5000_TX_POWER_VERSION, \
90c300cb	380	.lib = &iwl5000_lib, \
65af8dea WYG	381	.base_params = &iwl5000_base_params, \
	382	.led_mode = IWL_LED_BLINK
	383
7cb1b088 WYG	384	struct iwl_cfg iwl5300_agn_cfg = {
7cb1b088 WYG	385	.name = "Intel(R) Ultimate N WiFi Link 5300 AGN",
65af8dea	386	IWL_DEVICE_5000,
2845fd85 JB	387	/* at least EEPROM 0x11A has wrong info */
	388	.valid_tx_ant = ANT_ABC, /* .cfg overwrite */
	389	.valid_rx_ant = ANT_ABC, /* .cfg overwrite */
7cb1b088 WYG	390	.ht_params = &iwl5000_ht_params,
7cb1b088 WYG	391	};
5a6a256e	392
ac592574	393	struct iwl_cfg iwl5100_bgn_cfg = {
c11362c0	394	.name = "Intel(R) WiFi Link 5100 BGN",
65af8dea	395	IWL_DEVICE_5000,
dbbf1755 WYG	396	.valid_tx_ant = ANT_B, /* .cfg overwrite */
dbbf1755 WYG	397	.valid_rx_ant = ANT_AB, /* .cfg overwrite */
7cb1b088	398	.ht_params = &iwl5000_ht_params,
47408639 EK	399	};
	400
	401	struct iwl_cfg iwl5100_abg_cfg = {
c11362c0	402	.name = "Intel(R) WiFi Link 5100 ABG",
65af8dea	403	IWL_DEVICE_5000,
dbbf1755 WYG	404	.valid_tx_ant = ANT_B, /* .cfg overwrite */
dbbf1755 WYG	405	.valid_rx_ant = ANT_AB, /* .cfg overwrite */
47408639 EK	406	};
47408639 EK	407
5a6a256e	408	struct iwl_cfg iwl5100_agn_cfg = {
c11362c0	409	.name = "Intel(R) WiFi Link 5100 AGN",
65af8dea	410	IWL_DEVICE_5000,
dbbf1755 WYG	411	.valid_tx_ant = ANT_B, /* .cfg overwrite */
dbbf1755 WYG	412	.valid_rx_ant = ANT_AB, /* .cfg overwrite */
7cb1b088	413	.ht_params = &iwl5000_ht_params,
5a6a256e TW	414	};
	415
	416	struct iwl_cfg iwl5350_agn_cfg = {
c11362c0	417	.name = "Intel(R) WiMAX/WiFi Link 5350 AGN",
a0987a8d RC	418	.fw_name_pre = IWL5000_FW_PRE,
	419	.ucode_api_max = IWL5000_UCODE_API_MAX,
	420	.ucode_api_min = IWL5000_UCODE_API_MIN,
0ef2ca67 TW	421	.eeprom_ver = EEPROM_5050_EEPROM_VERSION,
0ef2ca67 TW	422	.eeprom_calib_ver = EEPROM_5050_TX_POWER_VERSION,
90c300cb	423	.lib = &iwl5000_lib,
7cb1b088 WYG	424	.base_params = &iwl5000_base_params,
7cb1b088 WYG	425	.ht_params = &iwl5000_ht_params,
564b344c	426	.led_mode = IWL_LED_BLINK,
50619ac9	427	.internal_wimax_coex = true,
5a6a256e TW	428	};
5a6a256e TW	429
65af8dea WYG	430	#define IWL_DEVICE_5150 \
	431	.fw_name_pre = IWL5150_FW_PRE, \
	432	.ucode_api_max = IWL5150_UCODE_API_MAX, \
	433	.ucode_api_min = IWL5150_UCODE_API_MIN, \
	434	.eeprom_ver = EEPROM_5050_EEPROM_VERSION, \
	435	.eeprom_calib_ver = EEPROM_5050_TX_POWER_VERSION, \
90c300cb	436	.lib = &iwl5150_lib, \
65af8dea WYG	437	.base_params = &iwl5000_base_params, \
	438	.need_dc_calib = true, \
	439	.led_mode = IWL_LED_BLINK, \
	440	.internal_wimax_coex = true
	441
7100e924	442	struct iwl_cfg iwl5150_agn_cfg = {
c11362c0	443	.name = "Intel(R) WiMAX/WiFi Link 5150 AGN",
65af8dea	444	IWL_DEVICE_5150,
7cb1b088	445	.ht_params = &iwl5000_ht_params,
65af8dea	446
7100e924 TW	447	};
7100e924 TW	448
ac592574	449	struct iwl_cfg iwl5150_abg_cfg = {
c11362c0	450	.name = "Intel(R) WiMAX/WiFi Link 5150 ABG",
65af8dea	451	IWL_DEVICE_5150,
7100e924 TW	452	};
7100e924 TW	453
a0987a8d RC	454	MODULE_FIRMWARE(IWL5000_MODULE_FIRMWARE(IWL5000_UCODE_API_MAX));
a0987a8d RC	455	MODULE_FIRMWARE(IWL5150_MODULE_FIRMWARE(IWL5150_UCODE_API_MAX));