/******************************************************************************
*
- * 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
* file called LICENSE.
*
* Contact Information:
- * James P. Ketrenos <ipw2100-admin@linux.intel.com>
+ * Intel Linux Wireless <ilw@linux.intel.com>
* Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
*
*****************************************************************************/
#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"
extern struct iwl_cfg iwl5350_agn_cfg;
extern struct iwl_cfg iwl5100_bg_cfg;
extern struct iwl_cfg iwl5100_abg_cfg;
+extern struct iwl_cfg iwl5150_agn_cfg;
/* CT-KILL constants */
#define CT_KILL_THRESHOLD 110 /* in Celsius */
* space less than this */
} __attribute__ ((packed));
-#define MAX_NUM_OF_TBS (20)
-
/* One for each TFD */
struct iwl_tx_info {
- struct sk_buff *skb[MAX_NUM_OF_TBS];
+ struct sk_buff *skb[IWL_NUM_OF_TBS - 1];
};
/**
* 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_frame *bd;
+ struct iwl_tfd *tfds;
+ struct iwl3945_tfd *tfds39;
struct iwl_cmd *cmd[TFD_TX_CMD_SLOTS];
struct iwl_tx_info *txb;
- int need_update;
- int sched_retry;
- int active;
+ u8 need_update;
+ u8 sched_retry;
+ u8 active;
+ u8 swq_id;
};
#define IWL_NUM_SCAN_RATES (2)
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_* */
-};
-struct iwl4965_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];
-};
+ /* 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
/* The CMD_SIZE_HUGE flag bit indicates that the command
* structure is stored at the end of the shared queue memory. */
u32 flags;
-
+ DECLARE_PCI_UNMAP_ADDR(mapping)
+ DECLARE_PCI_UNMAP_LEN(len)
} __attribute__ ((packed));
#define IWL_CMD_MAX_PAYLOAD 320
struct iwl_cmd_meta meta; /* driver data */
struct iwl_cmd_header hdr; /* uCode API */
union {
- struct iwl_addsta_cmd addsta;
- struct iwl_led_cmd led;
u32 flags;
u8 val8;
u16 val16;
u32 val32;
- struct iwl4965_bt_cmd bt;
- struct iwl4965_rxon_time_cmd rxon_time;
- struct iwl_powertable_cmd powertable;
- struct iwl_qosparam_cmd qosparam;
struct iwl_tx_cmd tx;
- struct iwl4965_rxon_assoc_cmd rxon_assoc;
- struct iwl_rem_sta_cmd rm_sta;
- u8 *indirect;
u8 payload[IWL_CMD_MAX_PAYLOAD];
} __attribute__ ((packed)) cmd;
} __attribute__ ((packed));
+
struct iwl_host_cmd {
u8 id;
u16 len;
/**
* struct iwl_rx_queue - Rx queue
- * @processed: Internal index to last handled Rx packet
* @read: Shared index to newest available Rx buffer
* @write: Shared index to oldest written Rx packet
* @free_count: Number of pre-allocated buffers in rx_free
dma_addr_t dma_addr;
struct iwl_rx_mem_buffer pool[RX_QUEUE_SIZE + RX_FREE_BUFFERS];
struct iwl_rx_mem_buffer *queue[RX_QUEUE_SIZE];
- u32 processed;
u32 read;
u32 write;
u32 free_count;
struct list_head rx_free;
struct list_head rx_used;
int need_update;
+ struct iwl_rb_status *rb_stts;
+ dma_addr_t rb_stts_dma;
spinlock_t lock;
};
#define IWL_SUPPORTED_RATES_IE_LEN 8
-#define SCAN_INTERVAL 100
-
-#define MAX_A_CHANNELS 252
-#define MIN_A_CHANNELS 7
-
-#define MAX_B_CHANNELS 14
-#define MIN_B_CHANNELS 1
-
#define MAX_TID_COUNT 9
#define IWL_INVALID_RATE 0xFF
u8 key[32];
};
-union iwl4965_ht_rate_supp {
+union iwl_ht_rate_supp {
u16 rates;
struct {
u8 siso_rate;
u8 max_amsdu_size;
u8 ampdu_factor;
u8 mpdu_density;
- u8 supp_mcs_set[16];
+ struct ieee80211_mcs_info mcs;
/* BSS related data */
- u8 control_channel;
u8 extension_chan_offset;
u8 tx_chan_width;
u8 ht_protection;
/* QoS structures */
struct iwl_qos_info {
- int qos_enable;
int qos_active;
union iwl_qos_capabity qos_cap;
struct iwl_qosparam_cmd def_qos_parm;
#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];
/* uCode file layout */
struct iwl_ucode {
- __le32 ver; /* major/minor/subminor */
+ __le32 ver; /* major/minor/API/serial */
__le32 inst_size; /* bytes of runtime instructions */
__le32 data_size; /* bytes of runtime data */
__le32 init_size; /* bytes of initialization instructions */
};
-#define IWL_FAT_CHANNEL_52 BIT(IEEE80211_BAND_5GHZ)
+#define KELVIN_TO_CELSIUS(x) ((x)-273)
+#define CELSIUS_TO_KELVIN(x) ((x)+273)
+
/**
* struct iwl_hw_params
* @max_txq_num: Max # Tx queues supported
+ * @dma_chnl_num: Number of Tx DMA/FIFO channels
+ * @scd_bc_tbls_size: size of scheduler byte count tables
* @tx/rx_chains_num: Number of TX/RX chains
* @valid_tx/rx_ant: usable antennas
* @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
* @sw_crypto: 0 for hw, 1 for sw
* @max_xxx_size: for ucode uses
* @ct_kill_threshold: temperature threshold
+ * @calib_init_cfg: setup initial calibrations for the hw
* @struct iwl_sensitivity_ranges: range of sensitivity values
- * @first_ampdu_q: first HW queue available for ampdu
*/
struct iwl_hw_params {
- u16 max_txq_num;
+ u8 max_txq_num;
+ u8 dma_chnl_num;
+ u16 scd_bc_tbls_size;
u8 tx_chains_num;
u8 rx_chains_num;
u8 valid_tx_ant;
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;
u32 max_data_size;
u32 max_bsm_size;
u32 ct_kill_threshold; /* value in hw-dependent units */
+ u32 calib_init_cfg;
const struct iwl_sensitivity_ranges *sens;
- u8 first_ampdu_q;
};
-#define HT_SHORT_GI_20MHZ (1 << 0)
-#define HT_SHORT_GI_40MHZ (1 << 1)
-
-
-#define IWL_RX_HDR(x) ((struct iwl4965_rx_frame_hdr *)(\
- x->u.rx_frame.stats.payload + \
- x->u.rx_frame.stats.phy_count))
-#define IWL_RX_END(x) ((struct iwl4965_rx_frame_end *)(\
- IWL_RX_HDR(x)->payload + \
- le16_to_cpu(IWL_RX_HDR(x)->len)))
-#define IWL_RX_STATS(x) (&x->u.rx_frame.stats)
-#define IWL_RX_DATA(x) (IWL_RX_HDR(x)->payload)
/******************************************************************************
*
* iwl4965_mac_ <-- mac80211 callback
*
****************************************************************************/
-struct iwl_addsta_cmd;
-extern int iwl_send_add_sta(struct iwl_priv *priv,
- struct iwl_addsta_cmd *sta, u8 flags);
-extern u8 iwl_add_station_flags(struct iwl_priv *priv, const u8 *addr,
- int is_ap, u8 flags, struct ieee80211_ht_info *ht_info);
-extern void iwl4965_update_chain_flags(struct iwl_priv *priv);
-extern int iwl4965_set_pwr_src(struct iwl_priv *priv, enum iwl_pwr_src src);
+extern void iwl_update_chain_flags(struct iwl_priv *priv);
+extern int iwl_set_pwr_src(struct iwl_priv *priv, enum iwl_pwr_src src);
extern const u8 iwl_bcast_addr[ETH_ALEN];
extern int iwl_rxq_stop(struct iwl_priv *priv);
extern void iwl_txq_ctx_stop(struct iwl_priv *priv);
}
-struct iwl_priv;
-
-
-/* Structures, enum, and defines specific to the 4965 */
-
-#define IWL_KW_SIZE 0x1000 /*4k */
-
-struct iwl_kw {
- dma_addr_t dma_addr;
- void *v_addr;
+struct iwl_dma_ptr {
+ dma_addr_t dma;
+ void *addr;
size_t size;
};
+#define HT_SHORT_GI_20MHZ (1 << 0)
+#define HT_SHORT_GI_40MHZ (1 << 1)
+
#define IWL_CHANNEL_WIDTH_20MHZ 0
#define IWL_CHANNEL_WIDTH_40MHZ 1
#define TX_POWER_IWL_ILLEGAL_VOLTAGE -10000
/* Sensitivity and chain noise calibration */
-#define INTERFERENCE_DATA_AVAILABLE __constant_cpu_to_le32(1)
#define INITIALIZATION_VALUE 0xFFFF
#define CAL_NUM_OF_BEACONS 20
#define MAXIMUM_ALLOWED_PATHLOSS 15
IWL_CALIB_ENABLED = 1,
};
-struct statistics_general_data {
- u32 beacon_silence_rssi_a;
- u32 beacon_silence_rssi_b;
- u32 beacon_silence_rssi_c;
- u32 beacon_energy_a;
- u32 beacon_energy_b;
- u32 beacon_energy_c;
+
+/*
+ * enum iwl_calib
+ * defines the order in which results of initial calibrations
+ * should be sent to the runtime uCode
+ */
+enum iwl_calib {
+ IWL_CALIB_XTAL,
+ IWL_CALIB_DC,
+ IWL_CALIB_LO,
+ IWL_CALIB_TX_IQ,
+ IWL_CALIB_TX_IQ_PERD,
+ IWL_CALIB_BASE_BAND,
+ IWL_CALIB_MAX
};
/* Opaque calibration results */
#define IWL_MAX_NUM_QUEUES 20 /* FIXME: do dynamic allocation */
-#define IWL_CALIB_MAX 3
struct iwl_priv {
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 iwl4965_spectrum_notification measure_report;
+ struct iwl_spectrum_notification measure_report;
u8 measurement_status;
#endif
/* ucode beacon time */
u8 channel_count; /* # of channels */
/* each calibration channel group in the EEPROM has a derived
- * clip setting for each rate. */
- const struct iwl4965_clip_group clip_groups[5];
+ * clip setting for each rate. 3945 only.*/
+ const struct iwl3945_clip_group clip39_groups[5];
/* thermal calibration */
s32 temperature; /* degrees Kelvin */
unsigned long scan_start;
unsigned long scan_pass_start;
unsigned long scan_start_tsf;
+ struct iwl_scan_cmd *scan;
int scan_bands;
int one_direct_scan;
u8 direct_ssid_len;
u8 direct_ssid[IW_ESSID_MAX_SIZE];
- struct iwl_scan_cmd *scan;
- u32 scan_tx_ant[IEEE80211_NUM_BANDS];
+ u8 scan_tx_ant[IEEE80211_NUM_BANDS];
+ u8 mgmt_tx_ant;
/* spinlock */
spinlock_t lock; /* protect general shared data */
u8 rev_id;
/* uCode images, save to reload in case of failure */
+ u32 ucode_ver; /* version of ucode, copy of
+ iwl_ucode.ver */
struct fw_desc ucode_code; /* runtime inst */
struct fw_desc ucode_data; /* runtime data original */
struct fw_desc ucode_data_backup; /* runtime data save/restore */
u8 ucode_write_complete; /* the image write is complete */
- struct iwl4965_rxon_time_cmd rxon_timing;
+ struct iwl_rxon_time_cmd rxon_timing;
/* We declare this const so it can only be
* changed via explicit cast within the
* 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;
u8 assoc_station_added;
- u8 use_ant_b_for_management_frame; /* Tx antenna selection */
u8 start_calib;
struct iwl_sensitivity_data sensitivity_data;
struct iwl_chain_noise_data chain_noise_data;
struct iwl_rx_queue rxq;
struct iwl_tx_queue txq[IWL_MAX_NUM_QUEUES];
unsigned long txq_ctx_active_msk;
- struct iwl_kw kw; /* keep warm address */
+ struct iwl_dma_ptr kw; /* keep warm address */
+ struct iwl_dma_ptr scd_bc_tbls;
+
u32 scd_base_addr; /* scheduler sram base address */
unsigned long status;
- int last_rx_rssi; /* From Rx packet statisitics */
+ int last_rx_rssi; /* From Rx packet statistics */
int last_rx_noise; /* From beacon statistics */
/* counts mgmt, ctl, and data packets */
unsigned long last_statistics_time;
/* context information */
- u8 essid[IW_ESSID_MAX_SIZE];
- u8 essid_len;
u16 rates_mask;
u32 power_mode;
u16 beacon_int;
struct ieee80211_vif *vif;
- struct iwl_hw_params hw_params;
- /* driver/uCode shared Tx Byte Counts and Rx status */
+ /*Added for 3945 */
void *shared_virt;
- int rb_closed_offset;
- /* Physical Pointer to Tx Byte Counts and Rx status */
dma_addr_t shared_phys;
+ /*End*/
+ struct iwl_hw_params hw_params;
+
/* Current association information needed to configure the
* hardware */
struct work_struct report_work;
struct work_struct request_scan;
struct work_struct beacon_update;
- struct work_struct set_monitor;
struct tasklet_struct irq_tasklet;
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_PM
- u32 pm_state[16];
-#endif
-#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)
return ((ch->flags & EEPROM_CHANNEL_IBSS)) ? 1 : 0;
}
-#ifdef CONFIG_IWLWIFI_DEBUG
-static inline void iwl_print_hex_dump(struct iwl_priv *priv, int level,
- void *p, u32 len)
-{
- if (!(priv->debug_level & level))
- return;
-
- print_hex_dump(KERN_DEBUG, "iwl data: ", DUMP_PREFIX_OFFSET, 16, 1,
- p, len, 1);
-}
-#else
-static inline void iwl_print_hex_dump(struct iwl_priv *priv, int level,
- void *p, u32 len)
-{
-}
-#endif
-
-extern const struct iwl_channel_info *iwl_get_channel_info(
- const struct iwl_priv *priv, enum ieee80211_band band, u16 channel);
-
-/* Requires full declaration of iwl_priv before including */
-
#endif /* __iwl_dev_h__ */