/******************************************************************************
*
- * Copyright(c) 2003 - 2008 Intel Corporation. All rights reserved.
+ * Copyright(c) 2003 - 2009 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
#include <linux/kernel.h>
#include <net/ieee80211_radiotap.h>
-#define DRV_NAME "iwlagn"
-#include "iwl-rfkill.h"
#include "iwl-eeprom.h"
-#include "iwl-4965-hw.h"
#include "iwl-csr.h"
#include "iwl-prph.h"
+#include "iwl-fh.h"
#include "iwl-debug.h"
+#include "iwl-rfkill.h"
+#include "iwl-4965-hw.h"
+#include "iwl-3945-hw.h"
+#include "iwl-3945-led.h"
#include "iwl-led.h"
#include "iwl-power.h"
#include "iwl-agn-rs.h"
* A Tx queue consists of circular buffer of BDs (a.k.a. TFDs, transmit frame
* descriptors) and required locking structures.
*/
+#define TFD_TX_CMD_SLOTS 256
+#define TFD_CMD_SLOTS 32
+
struct iwl_tx_queue {
struct iwl_queue q;
struct iwl_tfd *tfds;
+ struct iwl3945_tfd *tfds39;
struct iwl_cmd *cmd[TFD_TX_CMD_SLOTS];
struct iwl_tx_info *txb;
u8 need_update;
s64 last_radar_time;
};
+#define IWL4965_MAX_RATE (33)
+
+struct iwl3945_clip_group {
+ /* maximum power level to prevent clipping for each rate, derived by
+ * us from this band's saturation power in EEPROM */
+ const s8 clip_powers[IWL_MAX_RATES];
+};
+
+/* current Tx power values to use, one for each rate for each channel.
+ * requested power is limited by:
+ * -- regulatory EEPROM limits for this channel
+ * -- hardware capabilities (clip-powers)
+ * -- spectrum management
+ * -- user preference (e.g. iwconfig)
+ * when requested power is set, base power index must also be set. */
+struct iwl3945_channel_power_info {
+ struct iwl3945_tx_power tpc; /* actual radio and DSP gain settings */
+ s8 power_table_index; /* actual (compenst'd) index into gain table */
+ s8 base_power_index; /* gain index for power at factory temp. */
+ s8 requested_power; /* power (dBm) requested for this chnl/rate */
+};
+
+/* current scan Tx power values to use, one for each scan rate for each
+ * channel. */
+struct iwl3945_scan_power_info {
+ struct iwl3945_tx_power tpc; /* actual radio and DSP gain settings */
+ s8 power_table_index; /* actual (compenst'd) index into gain table */
+ s8 requested_power; /* scan pwr (dBm) requested for chnl/rate */
+};
+
/*
* One for each channel, holds all channel setup data
* Some of the fields (e.g. eeprom and flags/max_power_avg) are redundant
s8 fat_scan_power; /* (dBm) eeprom, direct scans, any rate */
u8 fat_flags; /* flags copied from EEPROM */
u8 fat_extension_channel; /* HT_IE_EXT_CHANNEL_* */
-};
+ /* Radio/DSP gain settings for each "normal" data Tx rate.
+ * These include, in addition to RF and DSP gain, a few fields for
+ * remembering/modifying gain settings (indexes). */
+ struct iwl3945_channel_power_info power_info[IWL4965_MAX_RATE];
+
+ /* Radio/DSP gain settings for each scan rate, for directed scans. */
+ struct iwl3945_scan_power_info scan_pwr_info[IWL_NUM_SCAN_RATES];
+};
#define IWL_TX_FIFO_AC0 0
#define IWL_TX_FIFO_AC1 1
u8 key[32];
};
-union iwl4965_ht_rate_supp {
+union iwl_ht_rate_supp {
u16 rates;
struct {
u8 siso_rate;
#define STA_PS_STATUS_WAKE 0
#define STA_PS_STATUS_SLEEP 1
+struct iwl3945_tid_data {
+ u16 seq_number;
+};
+
+struct iwl3945_hw_key {
+ enum ieee80211_key_alg alg;
+ int keylen;
+ u8 key[32];
+};
+
+struct iwl3945_station_entry {
+ struct iwl3945_addsta_cmd sta;
+ struct iwl3945_tid_data tid[MAX_TID_COUNT];
+ u8 used;
+ u8 ps_status;
+ struct iwl3945_hw_key keyinfo;
+};
+
struct iwl_station_entry {
struct iwl_addsta_cmd sta;
struct iwl_tid_data tid[MAX_TID_COUNT];
* @max_rxq_size: Max # Rx frames in Rx queue (must be power-of-2)
* @max_rxq_log: Log-base-2 of max_rxq_size
* @rx_buf_size: Rx buffer size
+ * @rx_wrt_ptr_reg: FH{39}_RSCSR_CHNL0_WPTR
* @max_stations:
* @bcast_sta_id:
* @fat_channel: is 40MHz width possible in band 2.4
u16 max_rxq_size;
u16 max_rxq_log;
u32 rx_buf_size;
+ u32 rx_wrt_ptr_reg;
u32 max_pkt_size;
u8 max_stations;
u8 bcast_sta_id;
struct ieee80211_supported_band bands[IEEE80211_NUM_BANDS];
-#ifdef CONFIG_IWLAGN_SPECTRUM_MEASUREMENT
+#if defined(CONFIG_IWLAGN_SPECTRUM_MEASUREMENT) || defined(CONFIG_IWL3945_SPECTRUM_MEASUREMENT)
/* spectrum measurement report caching */
struct iwl_spectrum_notification measure_report;
u8 measurement_status;
struct iwl_channel_info *channel_info; /* channel info array */
u8 channel_count; /* # of channels */
+ /* each calibration channel group in the EEPROM has a derived
+ * clip setting for each rate. 3945 only.*/
+ const struct iwl3945_clip_group clip39_groups[5];
+
/* thermal calibration */
s32 temperature; /* degrees Kelvin */
s32 last_temperature;
* 4965's initialize alive response contains some calibration data. */
struct iwl_init_alive_resp card_alive_init;
struct iwl_alive_resp card_alive;
-#ifdef CONFIG_IWLWIFI_RFKILL
+#if defined(CONFIG_IWLWIFI_RFKILL) || defined(CONFIG_IWL3945_RFKILL)
struct rfkill *rfkill;
#endif
-#ifdef CONFIG_IWLWIFI_LEDS
- struct iwl_led led[IWL_LED_TRG_MAX];
+#if defined(CONFIG_IWLWIFI_LEDS) || defined(CONFIG_IWL3945_LEDS)
unsigned long last_blink_time;
u8 last_blink_rate;
u8 allow_blinking;
u64 led_tpt;
#endif
+#ifdef CONFIG_IWLWIFI_LEDS
+ struct iwl_led led[IWL_LED_TRG_MAX];
+#endif
+
+#ifdef CONFIG_IWL3945_LEDS
+ struct iwl3945_led led39[IWL_LED_TRG_MAX];
+ unsigned int rxtxpackets;
+#endif
u16 active_rate;
u16 active_rate_basic;
u16 beacon_int;
struct ieee80211_vif *vif;
+ /*Added for 3945 */
+ void *shared_virt;
+ dma_addr_t shared_phys;
+ /*End*/
struct iwl_hw_params hw_params;
struct delayed_work init_alive_start;
struct delayed_work alive_start;
struct delayed_work scan_check;
+
+ /*For 3945 only*/
+ struct delayed_work thermal_periodic;
+
/* TX Power */
s8 tx_power_user_lmt;
s8 tx_power_channel_lmt;
-#ifdef CONFIG_IWLWIFI_DEBUG
+#if defined(CONFIG_IWLWIFI_DEBUG) || defined(CONFIG_IWL3945_DEBUG)
/* debugging info */
u32 debug_level;
u32 framecnt_to_us;
u32 disable_tx_power_cal;
struct work_struct run_time_calib_work;
struct timer_list statistics_periodic;
+
+ /*For 3945*/
+#define IWL_DEFAULT_TX_POWER 0x0F
+ s8 user_txpower_limit;
+ s8 max_channel_txpower_limit;
+
+ struct iwl3945_scan_cmd *scan39;
+
+ /* We declare this const so it can only be
+ * changed via explicit cast within the
+ * routines that actually update the physical
+ * hardware */
+ const struct iwl3945_rxon_cmd active39_rxon;
+ struct iwl3945_rxon_cmd staging39_rxon;
+ struct iwl3945_rxon_cmd recovery39_rxon;
+
+ struct iwl3945_power_mgr power_data_39;
+ struct iwl3945_notif_statistics statistics_39;
+
+ struct iwl3945_station_entry stations_39[IWL_STATION_COUNT];
+
+ /* eeprom */
+ struct iwl3945_eeprom eeprom39;
+
+ u32 sta_supp_rates;
+ u8 call_post_assoc_from_beacon;
+
}; /*iwl_priv */
static inline void iwl_txq_ctx_activate(struct iwl_priv *priv, int txq_id)