[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-agn.h"
#include "iwl-agn-hw.h"
#include "iwl-trans.h"
#include "iwl-shared.h"
#include "iwl-cfg.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(bus(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,
};

#define IWL_5150_VOLTAGE_TO_TEMPERATURE_COEFF	(-5)

static s32 iwl_temp_calib_to_offset(struct iwl_priv *priv)
{
	u16 temperature, voltage;
	__le16 *temp_calib = (__le16 *)iwl_eeprom_query_addr(priv,
				EEPROM_KELVIN_TEMPERATURE);

	temperature = le16_to_cpu(temp_calib[0]);
	voltage = le16_to_cpu(temp_calib[1]);

	/* offset = temp - volt / coeff */
	return (s32)(temperature - voltage / IWL_5150_VOLTAGE_TO_TEMPERATURE_COEFF);
}

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;
	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);

	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;
	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);

	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 iwlagn_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 iwl_trans_send_cmd(trans(priv), &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,
	.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"
a1175124	43	#include "iwl-agn.h"
19e6cda0	44	#include "iwl-agn-hw.h"
bdfbf092	45	#include "iwl-trans.h"
48f20d35	46	#include "iwl-shared.h"
cebcbd75	47	#include "iwl-cfg.h"
5a6a256e	48
a0987a8d	49	/* Highest firmware API version supported */
41504cce	50	#define IWL5000_UCODE_API_MAX 5
39e6d225	51	#define IWL5150_UCODE_API_MAX 2
5a6a256e	52
a0987a8d RC	53	/* Lowest firmware API version supported */
	54	#define IWL5000_UCODE_API_MIN 1
	55	#define IWL5150_UCODE_API_MIN 1
	56
	57	#define IWL5000_FW_PRE "iwlwifi-5000-"
8fcbd4dc	58	#define IWL5000_MODULE_FIRMWARE(api) IWL5000_FW_PRE __stringify(api) ".ucode"
a0987a8d RC	59
a0987a8d RC	60	#define IWL5150_FW_PRE "iwlwifi-5150-"
8fcbd4dc	61	#define IWL5150_MODULE_FIRMWARE(api) IWL5150_FW_PRE __stringify(api) ".ucode"
4e062f99	62
9371d4ed	63	/* NIC configuration for 5000 series */
510cb791	64	static void iwl5000_nic_config(struct iwl_priv *priv)
e86fe9f6 TW	65	{
e86fe9f6 TW	66	unsigned long flags;
e86fe9f6	67
86cb3b4e	68	iwl_rf_config(priv);
e86fe9f6	69
10b15e6f	70	spin_lock_irqsave(&priv->shrd->lock, flags);
e86fe9f6	71
4c43e0d0 TW	72	/* W/A : NIC is stuck in a reset state after Early PCIe power off
	73	* (PCIe power is lost before PERST# is asserted),
	74	* causing ME FW to lose ownership and not being able to obtain it back.
	75	*/
83ed9015	76	iwl_set_bits_mask_prph(bus(priv), APMG_PS_CTRL_REG,
4c43e0d0 TW	77	APMG_PS_CTRL_EARLY_PWR_OFF_RESET_DIS,
	78	~APMG_PS_CTRL_EARLY_PWR_OFF_RESET_DIS);
	79
02c06e4a	80
10b15e6f	81	spin_unlock_irqrestore(&priv->shrd->lock, flags);
e86fe9f6 TW	82	}
e86fe9f6 TW	83
33fd5033	84	static struct iwl_sensitivity_ranges iwl5000_sensitivity = {
e7515ba1	85	.min_nrg_cck = 100,
fe6efb4b	86	.max_nrg_cck = 0, /* not used, set to 0 */
33fd5033 EG	87	.auto_corr_min_ofdm = 90,
33fd5033 EG	88	.auto_corr_min_ofdm_mrc = 170,
e7515ba1 WYG	89	.auto_corr_min_ofdm_x1 = 105,
e7515ba1 WYG	90	.auto_corr_min_ofdm_mrc_x1 = 220,
33fd5033 EG	91
	92	.auto_corr_max_ofdm = 120,
	93	.auto_corr_max_ofdm_mrc = 210,
9bead763 WYG	94	.auto_corr_max_ofdm_x1 = 120,
9bead763 WYG	95	.auto_corr_max_ofdm_mrc_x1 = 240,
33fd5033 EG	96
	97	.auto_corr_min_cck = 125,
	98	.auto_corr_max_cck = 200,
e7515ba1	99	.auto_corr_min_cck_mrc = 200,
33fd5033	100	.auto_corr_max_cck_mrc = 400,
e7515ba1 WYG	101	.nrg_th_cck = 100,
e7515ba1 WYG	102	.nrg_th_ofdm = 100,
55036d66 WYG	103
	104	.barker_corr_th_min = 190,
	105	.barker_corr_th_min_mrc = 390,
	106	.nrg_th_cca = 62,
33fd5033 EG	107	};
33fd5033 EG	108
9d67187d WYG	109	static struct iwl_sensitivity_ranges iwl5150_sensitivity = {
	110	.min_nrg_cck = 95,
	111	.max_nrg_cck = 0, /* not used, set to 0 */
	112	.auto_corr_min_ofdm = 90,
	113	.auto_corr_min_ofdm_mrc = 170,
	114	.auto_corr_min_ofdm_x1 = 105,
	115	.auto_corr_min_ofdm_mrc_x1 = 220,
	116
	117	.auto_corr_max_ofdm = 120,
	118	.auto_corr_max_ofdm_mrc = 210,
	119	/* max = min for performance bug in 5150 DSP */
	120	.auto_corr_max_ofdm_x1 = 105,
	121	.auto_corr_max_ofdm_mrc_x1 = 220,
	122
	123	.auto_corr_min_cck = 125,
	124	.auto_corr_max_cck = 200,
	125	.auto_corr_min_cck_mrc = 170,
	126	.auto_corr_max_cck_mrc = 400,
	127	.nrg_th_cck = 95,
	128	.nrg_th_ofdm = 95,
55036d66 WYG	129
	130	.barker_corr_th_min = 190,
	131	.barker_corr_th_min_mrc = 390,
	132	.nrg_th_cca = 62,
9d67187d WYG	133	};
9d67187d WYG	134
0b3e6f86 JB	135	#define IWL_5150_VOLTAGE_TO_TEMPERATURE_COEFF (-5)
	136
	137	static s32 iwl_temp_calib_to_offset(struct iwl_priv *priv)
	138	{
	139	u16 temperature, voltage;
	140	__le16 temp_calib = (__le16 )iwl_eeprom_query_addr(priv,
	141	EEPROM_KELVIN_TEMPERATURE);
	142
	143	temperature = le16_to_cpu(temp_calib[0]);
	144	voltage = le16_to_cpu(temp_calib[1]);
	145
	146	/* offset = temp - volt / coeff */
	147	return (s32)(temperature - voltage / IWL_5150_VOLTAGE_TO_TEMPERATURE_COEFF);
	148	}
	149
62161aef	150	static void iwl5150_set_ct_threshold(struct iwl_priv *priv)
339afc89	151	{
62161aef	152	const s32 volt2temp_coef = IWL_5150_VOLTAGE_TO_TEMPERATURE_COEFF;
672639de	153	s32 threshold = (s32)CELSIUS_TO_KELVIN(CT_KILL_THRESHOLD_LEGACY) -
62161aef WYG	154	iwl_temp_calib_to_offset(priv);
62161aef WYG	155
d6189124	156	hw_params(priv).ct_kill_threshold = threshold * volt2temp_coef;
62161aef WYG	157	}
	158
	159	static void iwl5000_set_ct_threshold(struct iwl_priv *priv)
	160	{
	161	/* want Celsius */
d6189124	162	hw_params(priv).ct_kill_threshold = CT_KILL_THRESHOLD_LEGACY;
339afc89 TW	163	}
339afc89 TW	164
510cb791	165	static int iwl5000_hw_set_hw_params(struct iwl_priv *priv)
fdd3e8a4	166	{
9d143e9a DF	167	if (iwlagn_mod_params.num_of_queues >= IWL_MIN_NUM_QUEUES &&
9d143e9a DF	168	iwlagn_mod_params.num_of_queues <= IWLAGN_NUM_QUEUES)
7cb1b088	169	priv->cfg->base_params->num_of_queues =
9d143e9a	170	iwlagn_mod_params.num_of_queues;
25ae3986	171
d6189124	172	hw_params(priv).max_txq_num = priv->cfg->base_params->num_of_queues;
a194e324	173	priv->contexts[IWL_RXON_CTX_BSS].bcast_sta_id = IWLAGN_BROADCAST_ID;
c0bac76a	174
d6189124 EG	175	hw_params(priv).max_data_size = IWLAGN_RTC_DATA_SIZE;
d6189124 EG	176	hw_params(priv).max_inst_size = IWLAGN_RTC_INST_SIZE;
c0bac76a	177
d6189124	178	hw_params(priv).ht40_channel = BIT(IEEE80211_BAND_2GHZ) \|
fdd3e8a4	179	BIT(IEEE80211_BAND_5GHZ);
141c43a3	180
d6189124 EG	181	hw_params(priv).tx_chains_num = num_of_ant(priv->cfg->valid_tx_ant);
	182	hw_params(priv).rx_chains_num = num_of_ant(priv->cfg->valid_rx_ant);
	183	hw_params(priv).valid_tx_ant = priv->cfg->valid_tx_ant;
	184	hw_params(priv).valid_rx_ant = priv->cfg->valid_rx_ant;
c031bf80	185
0453674c	186	iwl5000_set_ct_threshold(priv);
c031bf80	187
9d67187d	188	/* Set initial sensitivity parameters */
be5d56ed	189	/* Set initial calibration set */
d6189124 EG	190	hw_params(priv).sens = &iwl5000_sensitivity;
d6189124 EG	191	hw_params(priv).calib_init_cfg =
e517736a WYG	192	BIT(IWL_CALIB_XTAL) \|
	193	BIT(IWL_CALIB_LO) \|
	194	BIT(IWL_CALIB_TX_IQ) \|
	195	BIT(IWL_CALIB_TX_IQ_PERD) \|
	196	BIT(IWL_CALIB_BASE_BAND);
	197
	198	return 0;
	199	}
	200
	201	static int iwl5150_hw_set_hw_params(struct iwl_priv *priv)
	202	{
9d143e9a DF	203	if (iwlagn_mod_params.num_of_queues >= IWL_MIN_NUM_QUEUES &&
9d143e9a DF	204	iwlagn_mod_params.num_of_queues <= IWLAGN_NUM_QUEUES)
7cb1b088	205	priv->cfg->base_params->num_of_queues =
9d143e9a	206	iwlagn_mod_params.num_of_queues;
e517736a	207
d6189124	208	hw_params(priv).max_txq_num = priv->cfg->base_params->num_of_queues;
a194e324	209	priv->contexts[IWL_RXON_CTX_BSS].bcast_sta_id = IWLAGN_BROADCAST_ID;
e517736a	210
d6189124 EG	211	hw_params(priv).max_data_size = IWLAGN_RTC_DATA_SIZE;
d6189124 EG	212	hw_params(priv).max_inst_size = IWLAGN_RTC_INST_SIZE;
e517736a	213
d6189124	214	hw_params(priv).ht40_channel = BIT(IEEE80211_BAND_2GHZ) \|
e517736a	215	BIT(IEEE80211_BAND_5GHZ);
e517736a	216
d6189124 EG	217	hw_params(priv).tx_chains_num = num_of_ant(priv->cfg->valid_tx_ant);
	218	hw_params(priv).rx_chains_num = num_of_ant(priv->cfg->valid_rx_ant);
	219	hw_params(priv).valid_tx_ant = priv->cfg->valid_tx_ant;
	220	hw_params(priv).valid_rx_ant = priv->cfg->valid_rx_ant;
e517736a	221
0453674c	222	iwl5150_set_ct_threshold(priv);
e517736a WYG	223
	224	/* Set initial sensitivity parameters */
	225	/* Set initial calibration set */
d6189124 EG	226	hw_params(priv).sens = &iwl5150_sensitivity;
d6189124 EG	227	hw_params(priv).calib_init_cfg =
e517736a WYG	228	BIT(IWL_CALIB_LO) \|
	229	BIT(IWL_CALIB_TX_IQ) \|
	230	BIT(IWL_CALIB_BASE_BAND);
178d1596	231	if (priv->cfg->need_dc_calib)
d6189124	232	hw_params(priv).calib_init_cfg \|= BIT(IWL_CALIB_DC);
be5d56ed	233
fdd3e8a4 TW	234	return 0;
fdd3e8a4 TW	235	}
d4100dd9	236
62161aef WYG	237	static void iwl5150_temperature(struct iwl_priv *priv)
	238	{
	239	u32 vt = 0;
	240	s32 offset = iwl_temp_calib_to_offset(priv);
	241
0da0e5bf	242	vt = le32_to_cpu(priv->statistics.common.temperature);
62161aef WYG	243	vt = vt / IWL_5150_VOLTAGE_TO_TEMPERATURE_COEFF + offset;
	244	/* now vt hold the temperature in Kelvin */
	245	priv->temperature = KELVIN_TO_CELSIUS(vt);
15993e08	246	iwl_tt_handler(priv);
62161aef WYG	247	}
62161aef WYG	248
79d07325 WYG	249	static int iwl5000_hw_channel_switch(struct iwl_priv *priv,
79d07325 WYG	250	struct ieee80211_channel_switch *ch_switch)
4a56e965	251	{
246ed355 JB	252	/*
246ed355 JB	253	* MULTI-FIXME
ade4c649	254	* See iwlagn_mac_channel_switch.
246ed355 JB	255	*/
246ed355 JB	256	struct iwl_rxon_context *ctx = &priv->contexts[IWL_RXON_CTX_BSS];
4a56e965 WYG	257	struct iwl5000_channel_switch_cmd cmd;
4a56e965 WYG	258	const struct iwl_channel_info *ch_info;
79d07325 WYG	259	u32 switch_time_in_usec, ucode_switch_time;
	260	u16 ch;
	261	u32 tsf_low;
	262	u8 switch_count;
246ed355	263	u16 beacon_interval = le16_to_cpu(ctx->timing.beacon_interval);
8bd413e6	264	struct ieee80211_vif *vif = ctx->vif;
4a56e965 WYG	265	struct iwl_host_cmd hcmd = {
4a56e965 WYG	266	.id = REPLY_CHANNEL_SWITCH,
3fa50738	267	.len = { sizeof(cmd), },
3839f7ce	268	.flags = CMD_SYNC,
3fa50738	269	.data = { &cmd, },
4a56e965 WYG	270	};
4a56e965 WYG	271
4a56e965	272	cmd.band = priv->band == IEEE80211_BAND_2GHZ;
81e95430	273	ch = ch_switch->channel->hw_value;
79d07325	274	IWL_DEBUG_11H(priv, "channel switch from %d to %d\n",
246ed355	275	ctx->active.channel, ch);
79d07325	276	cmd.channel = cpu_to_le16(ch);
246ed355 JB	277	cmd.rxon_flags = ctx->staging.flags;
246ed355 JB	278	cmd.rxon_filter_flags = ctx->staging.filter_flags;
79d07325 WYG	279	switch_count = ch_switch->count;
	280	tsf_low = ch_switch->timestamp & 0x0ffffffff;
	281	/*
	282	* calculate the ucode channel switch time
	283	* adding TSF as one of the factor for when to switch
	284	*/
	285	if ((priv->ucode_beacon_time > tsf_low) && beacon_interval) {
	286	if (switch_count > ((priv->ucode_beacon_time - tsf_low) /
	287	beacon_interval)) {
	288	switch_count -= (priv->ucode_beacon_time -
	289	tsf_low) / beacon_interval;
	290	} else
	291	switch_count = 0;
	292	}
	293	if (switch_count <= 1)
	294	cmd.switch_time = cpu_to_le32(priv->ucode_beacon_time);
	295	else {
	296	switch_time_in_usec =
	297	vif->bss_conf.beacon_int * switch_count * TIME_UNIT;
	298	ucode_switch_time = iwl_usecs_to_beacons(priv,
	299	switch_time_in_usec,
	300	beacon_interval);
	301	cmd.switch_time = iwl_add_beacon_time(priv,
	302	priv->ucode_beacon_time,
	303	ucode_switch_time,
	304	beacon_interval);
	305	}
	306	IWL_DEBUG_11H(priv, "uCode time for the switch is 0x%x\n",
	307	cmd.switch_time);
	308	ch_info = iwl_get_channel_info(priv, priv->band, ch);
4a56e965 WYG	309	if (ch_info)
	310	cmd.expect_beacon = is_channel_radar(ch_info);
	311	else {
	312	IWL_ERR(priv, "invalid channel switch from %u to %u\n",
246ed355	313	ctx->active.channel, ch);
4a56e965 WYG	314	return -EFAULT;
	315	}
	316
e6bb4c9c	317	return iwl_trans_send_cmd(trans(priv), &hcmd);
4a56e965 WYG	318	}
4a56e965 WYG	319
510cb791	320	static struct iwl_lib_ops iwl5000_lib = {
fdd3e8a4	321	.set_hw_params = iwl5000_hw_set_hw_params,
4a56e965	322	.set_channel_switch = iwl5000_hw_channel_switch,
e4c598b7	323	.nic_config = iwl5000_nic_config,
da8dec29	324	.eeprom_ops = {
25ae3986	325	.regulatory_bands = {
e04ed0a5 WYG	326	EEPROM_REG_BAND_1_CHANNELS,
	327	EEPROM_REG_BAND_2_CHANNELS,
	328	EEPROM_REG_BAND_3_CHANNELS,
	329	EEPROM_REG_BAND_4_CHANNELS,
	330	EEPROM_REG_BAND_5_CHANNELS,
	331	EEPROM_REG_BAND_24_HT40_CHANNELS,
	332	EEPROM_REG_BAND_52_HT40_CHANNELS
25ae3986	333	},
da8dec29	334	},
909fc3cb	335	.temperature = iwlagn_temperature,
62161aef WYG	336	};
	337
	338	static struct iwl_lib_ops iwl5150_lib = {
e517736a	339	.set_hw_params = iwl5150_hw_set_hw_params,
4a56e965	340	.set_channel_switch = iwl5000_hw_channel_switch,
e4c598b7	341	.nic_config = iwl5000_nic_config,
62161aef WYG	342	.eeprom_ops = {
62161aef WYG	343	.regulatory_bands = {
e04ed0a5 WYG	344	EEPROM_REG_BAND_1_CHANNELS,
	345	EEPROM_REG_BAND_2_CHANNELS,
	346	EEPROM_REG_BAND_3_CHANNELS,
	347	EEPROM_REG_BAND_4_CHANNELS,
	348	EEPROM_REG_BAND_5_CHANNELS,
	349	EEPROM_REG_BAND_24_HT40_CHANNELS,
	350	EEPROM_REG_BAND_52_HT40_CHANNELS
62161aef	351	},
62161aef	352	},
909fc3cb	353	.temperature = iwl5150_temperature,
da8dec29 TW	354	};
da8dec29 TW	355
7cb1b088	356	static struct iwl_base_params iwl5000_base_params = {
19e6cda0	357	.eeprom_size = IWLAGN_EEPROM_IMG_SIZE,
19e6cda0 WYG	358	.num_of_queues = IWLAGN_NUM_QUEUES,
19e6cda0 WYG	359	.num_of_ampdu_queues = IWLAGN_NUM_AMPDU_QUEUES,
fadb3582	360	.pll_cfg_val = CSR50_ANA_PLL_CFG_VAL,
f2d0d0e2	361	.led_compensation = 51,
3e4fb5fa	362	.plcp_delta_threshold = IWL_MAX_PLCP_ERR_LONG_THRESHOLD_DEF,
d4fe5ac9	363	.chain_noise_scale = 1000,
22de94de	364	.wd_timeout = IWL_LONG_WD_TIMEOUT,
678b385d	365	.max_event_log_size = 512,
f3529108	366	.no_idle_support = true,
5a6a256e	367	};
7cb1b088 WYG	368	static struct iwl_ht_params iwl5000_ht_params = {
7cb1b088 WYG	369	.ht_greenfield_support = true,
7cb1b088 WYG	370	};
7cb1b088 WYG	371
65af8dea WYG	372	#define IWL_DEVICE_5000 \
	373	.fw_name_pre = IWL5000_FW_PRE, \
	374	.ucode_api_max = IWL5000_UCODE_API_MAX, \
	375	.ucode_api_min = IWL5000_UCODE_API_MIN, \
	376	.eeprom_ver = EEPROM_5000_EEPROM_VERSION, \
	377	.eeprom_calib_ver = EEPROM_5000_TX_POWER_VERSION, \
90c300cb	378	.lib = &iwl5000_lib, \
65af8dea WYG	379	.base_params = &iwl5000_base_params, \
	380	.led_mode = IWL_LED_BLINK
	381
7cb1b088 WYG	382	struct iwl_cfg iwl5300_agn_cfg = {
7cb1b088 WYG	383	.name = "Intel(R) Ultimate N WiFi Link 5300 AGN",
65af8dea	384	IWL_DEVICE_5000,
2845fd85 JB	385	/* at least EEPROM 0x11A has wrong info */
	386	.valid_tx_ant = ANT_ABC, /* .cfg overwrite */
	387	.valid_rx_ant = ANT_ABC, /* .cfg overwrite */
7cb1b088 WYG	388	.ht_params = &iwl5000_ht_params,
7cb1b088 WYG	389	};
5a6a256e	390
ac592574	391	struct iwl_cfg iwl5100_bgn_cfg = {
c11362c0	392	.name = "Intel(R) WiFi Link 5100 BGN",
65af8dea	393	IWL_DEVICE_5000,
dbbf1755 WYG	394	.valid_tx_ant = ANT_B, /* .cfg overwrite */
dbbf1755 WYG	395	.valid_rx_ant = ANT_AB, /* .cfg overwrite */
7cb1b088	396	.ht_params = &iwl5000_ht_params,
47408639 EK	397	};
	398
	399	struct iwl_cfg iwl5100_abg_cfg = {
c11362c0	400	.name = "Intel(R) WiFi Link 5100 ABG",
65af8dea	401	IWL_DEVICE_5000,
dbbf1755 WYG	402	.valid_tx_ant = ANT_B, /* .cfg overwrite */
dbbf1755 WYG	403	.valid_rx_ant = ANT_AB, /* .cfg overwrite */
47408639 EK	404	};
47408639 EK	405
5a6a256e	406	struct iwl_cfg iwl5100_agn_cfg = {
c11362c0	407	.name = "Intel(R) WiFi Link 5100 AGN",
65af8dea	408	IWL_DEVICE_5000,
dbbf1755 WYG	409	.valid_tx_ant = ANT_B, /* .cfg overwrite */
dbbf1755 WYG	410	.valid_rx_ant = ANT_AB, /* .cfg overwrite */
7cb1b088	411	.ht_params = &iwl5000_ht_params,
5a6a256e TW	412	};
	413
	414	struct iwl_cfg iwl5350_agn_cfg = {
c11362c0	415	.name = "Intel(R) WiMAX/WiFi Link 5350 AGN",
a0987a8d RC	416	.fw_name_pre = IWL5000_FW_PRE,
	417	.ucode_api_max = IWL5000_UCODE_API_MAX,
	418	.ucode_api_min = IWL5000_UCODE_API_MIN,
0ef2ca67 TW	419	.eeprom_ver = EEPROM_5050_EEPROM_VERSION,
0ef2ca67 TW	420	.eeprom_calib_ver = EEPROM_5050_TX_POWER_VERSION,
90c300cb	421	.lib = &iwl5000_lib,
7cb1b088 WYG	422	.base_params = &iwl5000_base_params,
7cb1b088 WYG	423	.ht_params = &iwl5000_ht_params,
564b344c	424	.led_mode = IWL_LED_BLINK,
50619ac9	425	.internal_wimax_coex = true,
5a6a256e TW	426	};
5a6a256e TW	427
65af8dea WYG	428	#define IWL_DEVICE_5150 \
	429	.fw_name_pre = IWL5150_FW_PRE, \
	430	.ucode_api_max = IWL5150_UCODE_API_MAX, \
	431	.ucode_api_min = IWL5150_UCODE_API_MIN, \
	432	.eeprom_ver = EEPROM_5050_EEPROM_VERSION, \
	433	.eeprom_calib_ver = EEPROM_5050_TX_POWER_VERSION, \
90c300cb	434	.lib = &iwl5150_lib, \
65af8dea WYG	435	.base_params = &iwl5000_base_params, \
	436	.need_dc_calib = true, \
	437	.led_mode = IWL_LED_BLINK, \
	438	.internal_wimax_coex = true
	439
7100e924	440	struct iwl_cfg iwl5150_agn_cfg = {
c11362c0	441	.name = "Intel(R) WiMAX/WiFi Link 5150 AGN",
65af8dea	442	IWL_DEVICE_5150,
7cb1b088	443	.ht_params = &iwl5000_ht_params,
65af8dea	444
7100e924 TW	445	};
7100e924 TW	446
ac592574	447	struct iwl_cfg iwl5150_abg_cfg = {
c11362c0	448	.name = "Intel(R) WiMAX/WiFi Link 5150 ABG",
65af8dea	449	IWL_DEVICE_5150,
7100e924 TW	450	};
7100e924 TW	451
a0987a8d RC	452	MODULE_FIRMWARE(IWL5000_MODULE_FIRMWARE(IWL5000_UCODE_API_MAX));
a0987a8d RC	453	MODULE_FIRMWARE(IWL5150_MODULE_FIRMWARE(IWL5150_UCODE_API_MAX));