From 3e0d4cb12f6fd97193a455b49125398b2231c87c Mon Sep 17 00:00:00 2001 From: Tomas Winkler Date: Thu, 24 Apr 2008 11:55:38 -0700 Subject: iwlwifi: rename iwl-4965.h to iwl-dev.h This patch renames iwl-4965.h to iwl-dev.h Signed-off-by: Tomas Winkler Signed-off-by: John W. Linville --- drivers/net/wireless/iwlwifi/iwl-4965-hw.h | 2 +- drivers/net/wireless/iwlwifi/iwl-4965-rs.c | 2 +- drivers/net/wireless/iwlwifi/iwl-4965-rs.h | 2 +- drivers/net/wireless/iwlwifi/iwl-4965.c | 2 +- drivers/net/wireless/iwlwifi/iwl-4965.h | 1260 --------------------------- drivers/net/wireless/iwlwifi/iwl-5000.c | 2 +- drivers/net/wireless/iwlwifi/iwl-calib.c | 2 +- drivers/net/wireless/iwlwifi/iwl-calib.h | 2 +- drivers/net/wireless/iwlwifi/iwl-commands.h | 2 +- drivers/net/wireless/iwlwifi/iwl-core.c | 2 +- drivers/net/wireless/iwlwifi/iwl-debugfs.c | 2 +- drivers/net/wireless/iwlwifi/iwl-dev.h | 1260 +++++++++++++++++++++++++++ drivers/net/wireless/iwlwifi/iwl-eeprom.c | 2 +- drivers/net/wireless/iwlwifi/iwl-hcmd.c | 2 +- drivers/net/wireless/iwlwifi/iwl-led.c | 2 +- drivers/net/wireless/iwlwifi/iwl-power.c | 2 +- drivers/net/wireless/iwlwifi/iwl-rfkill.c | 2 +- drivers/net/wireless/iwlwifi/iwl-sta.c | 2 +- drivers/net/wireless/iwlwifi/iwl4965-base.c | 2 +- 19 files changed, 1277 insertions(+), 1277 deletions(-) delete mode 100644 drivers/net/wireless/iwlwifi/iwl-4965.h create mode 100644 drivers/net/wireless/iwlwifi/iwl-dev.h (limited to 'drivers/net/wireless') diff --git a/drivers/net/wireless/iwlwifi/iwl-4965-hw.h b/drivers/net/wireless/iwlwifi/iwl-4965-hw.h index 6dbdc0eec76..29749e2a8ff 100644 --- a/drivers/net/wireless/iwlwifi/iwl-4965-hw.h +++ b/drivers/net/wireless/iwlwifi/iwl-4965-hw.h @@ -63,7 +63,7 @@ /* * Please use this file (iwl-4965-hw.h) only for hardware-related definitions. * Use iwl-commands.h for uCode API definitions. - * Use iwl-4965.h for driver implementation definitions. + * Use iwl-dev.h for driver implementation definitions. */ #ifndef __iwl_4965_hw_h__ diff --git a/drivers/net/wireless/iwlwifi/iwl-4965-rs.c b/drivers/net/wireless/iwlwifi/iwl-4965-rs.c index c8c54b14920..67356d9a0c5 100644 --- a/drivers/net/wireless/iwlwifi/iwl-4965-rs.c +++ b/drivers/net/wireless/iwlwifi/iwl-4965-rs.c @@ -37,7 +37,7 @@ #include "../net/mac80211/rate.h" -#include "iwl-4965.h" +#include "iwl-dev.h" #include "iwl-core.h" #include "iwl-helpers.h" diff --git a/drivers/net/wireless/iwlwifi/iwl-4965-rs.h b/drivers/net/wireless/iwlwifi/iwl-4965-rs.h index f6793203515..7ea2041a22e 100644 --- a/drivers/net/wireless/iwlwifi/iwl-4965-rs.h +++ b/drivers/net/wireless/iwlwifi/iwl-4965-rs.h @@ -27,7 +27,7 @@ #ifndef __iwl_4965_rs_h__ #define __iwl_4965_rs_h__ -#include "iwl-4965.h" +#include "iwl-dev.h" struct iwl4965_rate_info { u8 plcp; /* uCode API: IWL_RATE_6M_PLCP, etc. */ diff --git a/drivers/net/wireless/iwlwifi/iwl-4965.c b/drivers/net/wireless/iwlwifi/iwl-4965.c index 8aaac16a45f..9546582e983 100644 --- a/drivers/net/wireless/iwlwifi/iwl-4965.c +++ b/drivers/net/wireless/iwlwifi/iwl-4965.c @@ -39,7 +39,7 @@ #include #include "iwl-eeprom.h" -#include "iwl-4965.h" +#include "iwl-dev.h" #include "iwl-core.h" #include "iwl-io.h" #include "iwl-helpers.h" diff --git a/drivers/net/wireless/iwlwifi/iwl-4965.h b/drivers/net/wireless/iwlwifi/iwl-4965.h deleted file mode 100644 index d556c2ffd8d..00000000000 --- a/drivers/net/wireless/iwlwifi/iwl-4965.h +++ /dev/null @@ -1,1260 +0,0 @@ -/****************************************************************************** - * - * Copyright(c) 2003 - 2008 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: - * James P. Ketrenos - * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 - * - *****************************************************************************/ -/* - * Please use this file (iwl-4965.h) for driver implementation definitions. - * Please use iwl-commands.h for uCode API definitions. - * Please use iwl-4965-hw.h for hardware-related definitions. - */ - -#ifndef __iwl_4965_h__ -#define __iwl_4965_h__ - -#include /* for struct pci_device_id */ -#include -#include - -#define DRV_NAME "iwl4965" -#include "iwl-rfkill.h" -#include "iwl-eeprom.h" -#include "iwl-4965-hw.h" -#include "iwl-csr.h" -#include "iwl-prph.h" -#include "iwl-debug.h" -#include "iwl-led.h" -#include "iwl-power.h" - -/* configuration for the iwl4965 */ -extern struct iwl_cfg iwl4965_agn_cfg; -extern struct iwl_cfg iwl5300_agn_cfg; -extern struct iwl_cfg iwl5100_agn_cfg; -extern struct iwl_cfg iwl5350_agn_cfg; - -/* Change firmware file name, using "-" and incrementing number, - * *only* when uCode interface or architecture changes so that it - * is not compatible with earlier drivers. - * This number will also appear in << 8 position of 1st dword of uCode file */ -#define IWL4965_UCODE_API "-1" - -/* CT-KILL constants */ -#define CT_KILL_THRESHOLD 110 /* in Celsius */ - -/* Default noise level to report when noise measurement is not available. - * This may be because we're: - * 1) Not associated (4965, no beacon statistics being sent to driver) - * 2) Scanning (noise measurement does not apply to associated channel) - * 3) Receiving CCK (3945 delivers noise info only for OFDM frames) - * Use default noise value of -127 ... this is below the range of measurable - * Rx dBm for either 3945 or 4965, so it can indicate "unmeasurable" to user. - * Also, -127 works better than 0 when averaging frames with/without - * noise info (e.g. averaging might be done in app); measured dBm values are - * always negative ... using a negative value as the default keeps all - * averages within an s8's (used in some apps) range of negative values. */ -#define IWL_NOISE_MEAS_NOT_AVAILABLE (-127) - -/* - * RTS threshold here is total size [2347] minus 4 FCS bytes - * Per spec: - * a value of 0 means RTS on all data/management packets - * a value > max MSDU size means no RTS - * else RTS for data/management frames where MPDU is larger - * than RTS value. - */ -#define DEFAULT_RTS_THRESHOLD 2347U -#define MIN_RTS_THRESHOLD 0U -#define MAX_RTS_THRESHOLD 2347U -#define MAX_MSDU_SIZE 2304U -#define MAX_MPDU_SIZE 2346U -#define DEFAULT_BEACON_INTERVAL 100U -#define DEFAULT_SHORT_RETRY_LIMIT 7U -#define DEFAULT_LONG_RETRY_LIMIT 4U - -struct iwl4965_rx_mem_buffer { - dma_addr_t dma_addr; - struct sk_buff *skb; - struct list_head list; -}; - -/* - * Generic queue structure - * - * Contains common data for Rx and Tx queues - */ -struct iwl4965_queue { - int n_bd; /* number of BDs in this queue */ - int write_ptr; /* 1-st empty entry (index) host_w*/ - int read_ptr; /* last used entry (index) host_r*/ - dma_addr_t dma_addr; /* physical addr for BD's */ - int n_window; /* safe queue window */ - u32 id; - int low_mark; /* low watermark, resume queue if free - * space more than this */ - int high_mark; /* high watermark, stop queue if free - * space less than this */ -} __attribute__ ((packed)); - -#define MAX_NUM_OF_TBS (20) - -/* One for each TFD */ -struct iwl4965_tx_info { - struct ieee80211_tx_status status; - struct sk_buff *skb[MAX_NUM_OF_TBS]; -}; - -/** - * struct iwl4965_tx_queue - Tx Queue for DMA - * @q: generic Rx/Tx queue descriptor - * @bd: base of circular buffer of TFDs - * @cmd: array of command/Tx buffers - * @dma_addr_cmd: physical address of cmd/tx buffer array - * @txb: array of per-TFD driver data - * @need_update: indicates need to update read/write index - * @sched_retry: indicates queue is high-throughput aggregation (HT AGG) enabled - * - * A Tx queue consists of circular buffer of BDs (a.k.a. TFDs, transmit frame - * descriptors) and required locking structures. - */ -struct iwl4965_tx_queue { - struct iwl4965_queue q; - struct iwl4965_tfd_frame *bd; - struct iwl_cmd *cmd; - dma_addr_t dma_addr_cmd; - struct iwl4965_tx_info *txb; - int need_update; - int sched_retry; - int active; -}; - -#define IWL_NUM_SCAN_RATES (2) - -struct iwl4965_channel_tgd_info { - u8 type; - s8 max_power; -}; - -struct iwl4965_channel_tgh_info { - s64 last_radar_time; -}; - -/* 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 iwl4965_channel_power_info { - struct iwl4965_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 iwl4965_scan_power_info { - struct iwl4965_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 */ -}; - -/* For fat_extension_channel */ -enum { - HT_IE_EXT_CHANNEL_NONE = 0, - HT_IE_EXT_CHANNEL_ABOVE, - HT_IE_EXT_CHANNEL_INVALID, - HT_IE_EXT_CHANNEL_BELOW, - HT_IE_EXT_CHANNEL_MAX -}; - -/* - * One for each channel, holds all channel setup data - * Some of the fields (e.g. eeprom and flags/max_power_avg) are redundant - * with one another! - */ -#define IWL4965_MAX_RATE (33) - -struct iwl_channel_info { - struct iwl4965_channel_tgd_info tgd; - struct iwl4965_channel_tgh_info tgh; - struct iwl_eeprom_channel eeprom; /* EEPROM regulatory limit */ - struct iwl_eeprom_channel fat_eeprom; /* EEPROM regulatory limit for - * FAT channel */ - - u8 channel; /* channel number */ - u8 flags; /* flags copied from EEPROM */ - s8 max_power_avg; /* (dBm) regul. eeprom, normal Tx, any rate */ - s8 curr_txpow; /* (dBm) regulatory/spectrum/user (not h/w) limit */ - s8 min_power; /* always 0 */ - s8 scan_power; /* (dBm) regul. eeprom, direct scans, any rate */ - - u8 group_index; /* 0-4, maps channel to group1/2/3/4/5 */ - u8 band_index; /* 0-4, maps channel to band1/2/3/4/5 */ - enum ieee80211_band band; - - /* 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 iwl4965_channel_power_info power_info[IWL4965_MAX_RATE]; - - /* FAT channel info */ - s8 fat_max_power_avg; /* (dBm) regul. eeprom, normal Tx, any rate */ - s8 fat_curr_txpow; /* (dBm) regulatory/spectrum/user (not h/w) */ - s8 fat_min_power; /* always 0 */ - 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 scan rate, for directed scans. */ - struct iwl4965_scan_power_info scan_pwr_info[IWL_NUM_SCAN_RATES]; -}; - -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]; -}; - -#include "iwl-4965-rs.h" - -#define IWL_TX_FIFO_AC0 0 -#define IWL_TX_FIFO_AC1 1 -#define IWL_TX_FIFO_AC2 2 -#define IWL_TX_FIFO_AC3 3 -#define IWL_TX_FIFO_HCCA_1 5 -#define IWL_TX_FIFO_HCCA_2 6 -#define IWL_TX_FIFO_NONE 7 - -/* Minimum number of queues. MAX_NUM is defined in hw specific files */ -#define IWL_MIN_NUM_QUEUES 4 - -/* Power management (not Tx power) structures */ - -enum iwl_pwr_src { - IWL_PWR_SRC_VMAIN, - IWL_PWR_SRC_VAUX, -}; - -#define IEEE80211_DATA_LEN 2304 -#define IEEE80211_4ADDR_LEN 30 -#define IEEE80211_HLEN (IEEE80211_4ADDR_LEN) -#define IEEE80211_FRAME_LEN (IEEE80211_DATA_LEN + IEEE80211_HLEN) - -struct iwl4965_frame { - union { - struct ieee80211_hdr frame; - struct iwl4965_tx_beacon_cmd beacon; - u8 raw[IEEE80211_FRAME_LEN]; - u8 cmd[360]; - } u; - struct list_head list; -}; - -#define SEQ_TO_QUEUE(x) ((x >> 8) & 0xbf) -#define QUEUE_TO_SEQ(x) ((x & 0xbf) << 8) -#define SEQ_TO_INDEX(x) ((u8)(x & 0xff)) -#define INDEX_TO_SEQ(x) ((u8)(x & 0xff)) -#define SEQ_HUGE_FRAME (0x4000) -#define SEQ_RX_FRAME __constant_cpu_to_le16(0x8000) -#define SEQ_TO_SN(seq) (((seq) & IEEE80211_SCTL_SEQ) >> 4) -#define SN_TO_SEQ(ssn) (((ssn) << 4) & IEEE80211_SCTL_SEQ) -#define MAX_SN ((IEEE80211_SCTL_SEQ) >> 4) - -enum { - /* CMD_SIZE_NORMAL = 0, */ - CMD_SIZE_HUGE = (1 << 0), - /* CMD_SYNC = 0, */ - CMD_ASYNC = (1 << 1), - /* CMD_NO_SKB = 0, */ - CMD_WANT_SKB = (1 << 2), -}; - -struct iwl_cmd; -struct iwl_priv; - -struct iwl_cmd_meta { - struct iwl_cmd_meta *source; - union { - struct sk_buff *skb; - int (*callback)(struct iwl_priv *priv, - struct iwl_cmd *cmd, struct sk_buff *skb); - } __attribute__ ((packed)) u; - - /* The CMD_SIZE_HUGE flag bit indicates that the command - * structure is stored at the end of the shared queue memory. */ - u32 flags; - -} __attribute__ ((packed)); - -/** - * struct iwl_cmd - * - * For allocation of the command and tx queues, this establishes the overall - * size of the largest command we send to uCode, except for a scan command - * (which is relatively huge; space is allocated separately). - */ -struct iwl_cmd { - struct iwl_cmd_meta meta; /* driver data */ - struct iwl_cmd_header hdr; /* uCode API */ - union { - struct iwl4965_addsta_cmd addsta; - struct iwl4965_led_cmd led; - u32 flags; - u8 val8; - u16 val16; - u32 val32; - struct iwl4965_bt_cmd bt; - struct iwl4965_rxon_time_cmd rxon_time; - struct iwl4965_powertable_cmd powertable; - struct iwl4965_qosparam_cmd qosparam; - struct iwl4965_tx_cmd tx; - struct iwl4965_tx_beacon_cmd tx_beacon; - struct iwl4965_rxon_assoc_cmd rxon_assoc; - u8 *indirect; - u8 payload[360]; - } __attribute__ ((packed)) cmd; -} __attribute__ ((packed)); - -struct iwl_host_cmd { - u8 id; - u16 len; - struct iwl_cmd_meta meta; - const void *data; -}; - -#define TFD_MAX_PAYLOAD_SIZE (sizeof(struct iwl_cmd) - \ - sizeof(struct iwl_cmd_meta)) - -/* - * RX related structures and functions - */ -#define RX_FREE_BUFFERS 64 -#define RX_LOW_WATERMARK 8 - -#define SUP_RATE_11A_MAX_NUM_CHANNELS 8 -#define SUP_RATE_11B_MAX_NUM_CHANNELS 4 -#define SUP_RATE_11G_MAX_NUM_CHANNELS 12 - -/** - * struct iwl4965_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 - * @rx_free: list of free SKBs for use - * @rx_used: List of Rx buffers with no SKB - * @need_update: flag to indicate we need to update read/write index - * - * NOTE: rx_free and rx_used are used as a FIFO for iwl4965_rx_mem_buffers - */ -struct iwl4965_rx_queue { - __le32 *bd; - dma_addr_t dma_addr; - struct iwl4965_rx_mem_buffer pool[RX_QUEUE_SIZE + RX_FREE_BUFFERS]; - struct iwl4965_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; - 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 -#define IWL_INVALID_VALUE -1 - -#ifdef CONFIG_IWL4965_HT -/** - * struct iwl4965_ht_agg -- aggregation status while waiting for block-ack - * @txq_id: Tx queue used for Tx attempt - * @frame_count: # frames attempted by Tx command - * @wait_for_ba: Expect block-ack before next Tx reply - * @start_idx: Index of 1st Transmit Frame Descriptor (TFD) in Tx window - * @bitmap0: Low order bitmap, one bit for each frame pending ACK in Tx window - * @bitmap1: High order, one bit for each frame pending ACK in Tx window - * @rate_n_flags: Rate at which Tx was attempted - * - * If REPLY_TX indicates that aggregation was attempted, driver must wait - * for block ack (REPLY_COMPRESSED_BA). This struct stores tx reply info - * until block ack arrives. - */ -struct iwl4965_ht_agg { - u16 txq_id; - u16 frame_count; - u16 wait_for_ba; - u16 start_idx; - u64 bitmap; - u32 rate_n_flags; -#define IWL_AGG_OFF 0 -#define IWL_AGG_ON 1 -#define IWL_EMPTYING_HW_QUEUE_ADDBA 2 -#define IWL_EMPTYING_HW_QUEUE_DELBA 3 - u8 state; -}; - -#endif /* CONFIG_IWL4965_HT */ - -struct iwl4965_tid_data { - u16 seq_number; - u16 tfds_in_queue; -#ifdef CONFIG_IWL4965_HT - struct iwl4965_ht_agg agg; -#endif /* CONFIG_IWL4965_HT */ -}; - -struct iwl4965_hw_key { - enum ieee80211_key_alg alg; - int keylen; - u8 keyidx; - struct ieee80211_key_conf *conf; - u8 key[32]; -}; - -union iwl4965_ht_rate_supp { - u16 rates; - struct { - u8 siso_rate; - u8 mimo_rate; - }; -}; - -#ifdef CONFIG_IWL4965_HT -#define CFG_HT_RX_AMPDU_FACTOR_DEF (0x3) -#define CFG_HT_MPDU_DENSITY_2USEC (0x5) -#define CFG_HT_MPDU_DENSITY_DEF CFG_HT_MPDU_DENSITY_2USEC - -struct iwl_ht_info { - /* self configuration data */ - u8 is_ht; - u8 supported_chan_width; - u16 tx_mimo_ps_mode; - u8 is_green_field; - u8 sgf; /* HT_SHORT_GI_* short guard interval */ - u8 max_amsdu_size; - u8 ampdu_factor; - u8 mpdu_density; - u8 supp_mcs_set[16]; - /* BSS related data */ - u8 control_channel; - u8 extension_chan_offset; - u8 tx_chan_width; - u8 ht_protection; - u8 non_GF_STA_present; -}; -#endif /*CONFIG_IWL4965_HT */ - -union iwl4965_qos_capabity { - struct { - u8 edca_count:4; /* bit 0-3 */ - u8 q_ack:1; /* bit 4 */ - u8 queue_request:1; /* bit 5 */ - u8 txop_request:1; /* bit 6 */ - u8 reserved:1; /* bit 7 */ - } q_AP; - struct { - u8 acvo_APSD:1; /* bit 0 */ - u8 acvi_APSD:1; /* bit 1 */ - u8 ac_bk_APSD:1; /* bit 2 */ - u8 ac_be_APSD:1; /* bit 3 */ - u8 q_ack:1; /* bit 4 */ - u8 max_len:2; /* bit 5-6 */ - u8 more_data_ack:1; /* bit 7 */ - } q_STA; - u8 val; -}; - -/* QoS structures */ -struct iwl4965_qos_info { - int qos_enable; - int qos_active; - union iwl4965_qos_capabity qos_cap; - struct iwl4965_qosparam_cmd def_qos_parm; -}; - -#define STA_PS_STATUS_WAKE 0 -#define STA_PS_STATUS_SLEEP 1 - -struct iwl4965_station_entry { - struct iwl4965_addsta_cmd sta; - struct iwl4965_tid_data tid[MAX_TID_COUNT]; - u8 used; - u8 ps_status; - struct iwl4965_hw_key keyinfo; -}; - -/* one for each uCode image (inst/data, boot/init/runtime) */ -struct fw_desc { - void *v_addr; /* access by driver */ - dma_addr_t p_addr; /* access by card's busmaster DMA */ - u32 len; /* bytes */ -}; - -/* uCode file layout */ -struct iwl4965_ucode { - __le32 ver; /* major/minor/subminor */ - __le32 inst_size; /* bytes of runtime instructions */ - __le32 data_size; /* bytes of runtime data */ - __le32 init_size; /* bytes of initialization instructions */ - __le32 init_data_size; /* bytes of initialization data */ - __le32 boot_size; /* bytes of bootstrap instructions */ - u8 data[0]; /* data in same order as "size" elements */ -}; - -#define IWL_IBSS_MAC_HASH_SIZE 32 - -struct iwl4965_ibss_seq { - u8 mac[ETH_ALEN]; - u16 seq_num; - u16 frag_num; - unsigned long packet_time; - struct list_head list; -}; - -struct iwl_sensitivity_ranges { - u16 min_nrg_cck; - u16 max_nrg_cck; - - u16 nrg_th_cck; - u16 nrg_th_ofdm; - - u16 auto_corr_min_ofdm; - u16 auto_corr_min_ofdm_mrc; - u16 auto_corr_min_ofdm_x1; - u16 auto_corr_min_ofdm_mrc_x1; - - u16 auto_corr_max_ofdm; - u16 auto_corr_max_ofdm_mrc; - u16 auto_corr_max_ofdm_x1; - u16 auto_corr_max_ofdm_mrc_x1; - - u16 auto_corr_max_cck; - u16 auto_corr_max_cck_mrc; - u16 auto_corr_min_cck; - u16 auto_corr_min_cck_mrc; -}; - - -#define IWL_FAT_CHANNEL_52 BIT(IEEE80211_BAND_5GHZ) - -/** - * struct iwl_hw_params - * @max_txq_num: Max # Tx queues supported - * @tx_cmd_len: Size of Tx command (but not including frame itself) - * @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 - * @max_stations: - * @bcast_sta_id: - * @fat_channel: is 40MHz width possible in band 2.4 - * BIT(IEEE80211_BAND_5GHZ) BIT(IEEE80211_BAND_5GHZ) - * @sw_crypto: 0 for hw, 1 for sw - * @max_xxx_size: for ucode uses - * @ct_kill_threshold: temperature threshold - * @struct iwl_sensitivity_ranges: range of sensitivity values - */ -struct iwl_hw_params { - u16 max_txq_num; - u16 tx_cmd_len; - u8 tx_chains_num; - u8 rx_chains_num; - u8 valid_tx_ant; - u8 valid_rx_ant; - u16 max_rxq_size; - u16 max_rxq_log; - u32 rx_buf_size; - u32 max_pkt_size; - u8 max_stations; - u8 bcast_sta_id; - u8 fat_channel; - u8 sw_crypto; - u32 max_inst_size; - u32 max_data_size; - u32 max_bsm_size; - u32 ct_kill_threshold; /* value in hw-dependent units */ -#ifdef CONFIG_IWLWIFI_RUN_TIME_CALIB - const struct iwl_sensitivity_ranges *sens; -#endif -}; - -#define HT_SHORT_GI_20MHZ_ONLY (1 << 0) -#define HT_SHORT_GI_40MHZ_ONLY (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) - - -/****************************************************************************** - * - * Functions implemented in iwl-base.c which are forward declared here - * for use by iwl-*.c - * - *****************************************************************************/ -struct iwl4965_addsta_cmd; -extern int iwl4965_send_add_station(struct iwl_priv *priv, - struct iwl4965_addsta_cmd *sta, u8 flags); -extern u8 iwl4965_add_station_flags(struct iwl_priv *priv, const u8 *addr, - int is_ap, u8 flags, void *ht_data); -extern int iwl4965_is_network_packet(struct iwl_priv *priv, - struct ieee80211_hdr *header); -extern int iwl4965_power_init_handle(struct iwl_priv *priv); -extern void iwl4965_handle_data_packet_monitor(struct iwl_priv *priv, - struct iwl4965_rx_mem_buffer *rxb, - void *data, short len, - struct ieee80211_rx_status *stats, - u16 phy_flags); -extern int iwl4965_is_duplicate_packet(struct iwl_priv *priv, - struct ieee80211_hdr *header); -extern int iwl4965_rx_queue_alloc(struct iwl_priv *priv); -extern void iwl4965_rx_queue_reset(struct iwl_priv *priv, - struct iwl4965_rx_queue *rxq); -extern int iwl4965_calc_db_from_ratio(int sig_ratio); -extern int iwl4965_calc_sig_qual(int rssi_dbm, int noise_dbm); -extern int iwl4965_tx_queue_init(struct iwl_priv *priv, - struct iwl4965_tx_queue *txq, int count, u32 id); -extern void iwl4965_rx_replenish(void *data); -extern void iwl4965_tx_queue_free(struct iwl_priv *priv, struct iwl4965_tx_queue *txq); -extern unsigned int iwl4965_fill_beacon_frame(struct iwl_priv *priv, - struct ieee80211_hdr *hdr, - const u8 *dest, int left); -extern int iwl4965_rx_queue_update_write_ptr(struct iwl_priv *priv, - struct iwl4965_rx_queue *q); -extern __le16 *ieee80211_get_qos_ctrl(struct ieee80211_hdr *hdr); -extern void iwl4965_update_chain_flags(struct iwl_priv *priv); -int iwl4965_set_pwr_src(struct iwl_priv *priv, enum iwl_pwr_src src); - -int iwl4965_init_geos(struct iwl_priv *priv); -void iwl4965_free_geos(struct iwl_priv *priv); - -extern const u8 iwl4965_broadcast_addr[ETH_ALEN]; -int iwl4965_enqueue_hcmd(struct iwl_priv *priv, struct iwl_host_cmd *cmd); - -/* - * Currently used by iwl-3945-rs... look at restructuring so that it doesn't - * call this... todo... fix that. -*/ -extern u8 iwl4965_sync_station(struct iwl_priv *priv, int sta_id, - u16 tx_rate, u8 flags); - -/****************************************************************************** - * - * Functions implemented in iwl-[34]*.c which are forward declared here - * for use by iwl-base.c - * - * NOTE: The implementation of these functions are hardware specific - * which is why they are in the hardware specific files (vs. iwl-base.c) - * - * Naming convention -- - * iwl4965_ <-- Its part of iwlwifi (should be changed to iwl4965_) - * iwl4965_hw_ <-- Hardware specific (implemented in iwl-XXXX.c by all HW) - * iwlXXXX_ <-- Hardware specific (implemented in iwl-XXXX.c for XXXX) - * iwl4965_bg_ <-- Called from work queue context - * iwl4965_mac_ <-- mac80211 callback - * - ****************************************************************************/ -extern void iwl4965_hw_setup_deferred_work(struct iwl_priv *priv); -extern void iwl4965_hw_cancel_deferred_work(struct iwl_priv *priv); -extern int iwl4965_hw_rxq_stop(struct iwl_priv *priv); -extern int iwl4965_hw_set_hw_params(struct iwl_priv *priv); -extern int iwl4965_hw_nic_init(struct iwl_priv *priv); -extern int iwl4965_hw_nic_stop_master(struct iwl_priv *priv); -extern void iwl4965_hw_txq_ctx_free(struct iwl_priv *priv); -extern void iwl4965_hw_txq_ctx_stop(struct iwl_priv *priv); -extern int iwl4965_hw_nic_reset(struct iwl_priv *priv); -extern int iwl4965_hw_txq_attach_buf_to_tfd(struct iwl_priv *priv, void *tfd, - dma_addr_t addr, u16 len); -extern int iwl4965_hw_txq_free_tfd(struct iwl_priv *priv, struct iwl4965_tx_queue *txq); -extern int iwl4965_hw_get_temperature(struct iwl_priv *priv); -extern int iwl4965_hw_tx_queue_init(struct iwl_priv *priv, - struct iwl4965_tx_queue *txq); -extern unsigned int iwl4965_hw_get_beacon_cmd(struct iwl_priv *priv, - struct iwl4965_frame *frame, u8 rate); -extern int iwl4965_hw_get_rx_read(struct iwl_priv *priv); -extern void iwl4965_hw_build_tx_cmd_rate(struct iwl_priv *priv, - struct iwl_cmd *cmd, - struct ieee80211_tx_control *ctrl, - struct ieee80211_hdr *hdr, - int sta_id, int tx_id); -extern int iwl4965_hw_reg_send_txpower(struct iwl_priv *priv); -extern int iwl4965_hw_reg_set_txpower(struct iwl_priv *priv, s8 power); -extern void iwl4965_hw_rx_statistics(struct iwl_priv *priv, - struct iwl4965_rx_mem_buffer *rxb); -extern void iwl4965_disable_events(struct iwl_priv *priv); -extern int iwl4965_get_temperature(const struct iwl_priv *priv); - -/** - * iwl_find_station - Find station id for a given BSSID - * @bssid: MAC address of station ID to find - * - * NOTE: This should not be hardware specific but the code has - * not yet been merged into a single common layer for managing the - * station tables. - */ -extern u8 iwl_find_station(struct iwl_priv *priv, const u8 *bssid); - -extern int iwl4965_hw_channel_switch(struct iwl_priv *priv, u16 channel); -extern int iwl4965_tx_queue_reclaim(struct iwl_priv *priv, int txq_id, int index); -extern int iwl4965_queue_space(const struct iwl4965_queue *q); -struct iwl_priv; - -extern void iwl4965_radio_kill_sw(struct iwl_priv *priv, int disable_radio); -/* - * Forward declare iwl-4965.c functions for iwl-base.c - */ -extern int iwl4965_tx_queue_update_wr_ptr(struct iwl_priv *priv, - struct iwl4965_tx_queue *txq, - u16 byte_cnt); -extern void iwl4965_add_station(struct iwl_priv *priv, const u8 *addr, - int is_ap); -extern int iwl4965_alive_notify(struct iwl_priv *priv); -extern void iwl4965_update_rate_scaling(struct iwl_priv *priv, u8 mode); -extern void iwl4965_rf_kill_ct_config(struct iwl_priv *priv); -extern void iwl4965_hwrate_to_tx_control(struct iwl_priv *priv, - u32 rate_n_flags, - struct ieee80211_tx_control *control); - -#ifdef CONFIG_IWL4965_HT -extern void iwl4965_init_ht_hw_capab(const struct iwl_priv *priv, - struct ieee80211_ht_info *ht_info, - enum ieee80211_band band); -void iwl4965_set_rxon_ht(struct iwl_priv *priv, - struct iwl_ht_info *ht_info); -void iwl4965_set_ht_add_station(struct iwl_priv *priv, u8 index, - struct ieee80211_ht_info *sta_ht_inf); -int iwl4965_mac_ampdu_action(struct ieee80211_hw *hw, - enum ieee80211_ampdu_mlme_action action, - const u8 *addr, u16 tid, u16 *ssn); -int iwl4965_check_empty_hw_queue(struct iwl_priv *priv, int sta_id, - u8 tid, int txq_id); -#else -static inline void iwl4965_init_ht_hw_capab(const struct iwl_priv *priv, - struct ieee80211_ht_info *ht_info, - enum ieee80211_band band) {} - -#endif /*CONFIG_IWL4965_HT */ -/* Structures, enum, and defines specific to the 4965 */ - -#define IWL4965_KW_SIZE 0x1000 /*4k */ - -struct iwl4965_kw { - dma_addr_t dma_addr; - void *v_addr; - size_t size; -}; - -#define IWL_CHANNEL_WIDTH_20MHZ 0 -#define IWL_CHANNEL_WIDTH_40MHZ 1 - -#define IWL_MIMO_PS_STATIC 0 -#define IWL_MIMO_PS_NONE 3 -#define IWL_MIMO_PS_DYNAMIC 1 -#define IWL_MIMO_PS_INVALID 2 - -#define IWL_OPERATION_MODE_AUTO 0 -#define IWL_OPERATION_MODE_HT_ONLY 1 -#define IWL_OPERATION_MODE_MIXED 2 -#define IWL_OPERATION_MODE_20MHZ 3 - -#define IWL_EXT_CHANNEL_OFFSET_NONE 0 -#define IWL_EXT_CHANNEL_OFFSET_ABOVE 1 -#define IWL_EXT_CHANNEL_OFFSET_RESERVE1 2 -#define IWL_EXT_CHANNEL_OFFSET_BELOW 3 - -#define IWL_TX_CRC_SIZE 4 -#define IWL_TX_DELIMITER_SIZE 4 - -#define TX_POWER_IWL_ILLEGAL_VOLTAGE -10000 - -struct iwl4965_lq_mngr { - spinlock_t lock; - s32 max_window_size; - s32 *expected_tpt; - u8 *next_higher_rate; - u8 *next_lower_rate; - unsigned long stamp; - unsigned long stamp_last; - u32 flush_time; - u32 tx_packets; - u8 lq_ready; -}; - -/* 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 - -#define CHAIN_NOISE_MAX_DELTA_GAIN_CODE 3 - -#define MAX_FA_OFDM 50 -#define MIN_FA_OFDM 5 -#define MAX_FA_CCK 50 -#define MIN_FA_CCK 5 - -#define AUTO_CORR_STEP_OFDM 1 - -#define AUTO_CORR_STEP_CCK 3 -#define AUTO_CORR_MAX_TH_CCK 160 - -#define NRG_DIFF 2 -#define NRG_STEP_CCK 2 -#define NRG_MARGIN 8 -#define MAX_NUMBER_CCK_NO_FA 100 - -#define AUTO_CORR_CCK_MIN_VAL_DEF (125) - -#define CHAIN_A 0 -#define CHAIN_B 1 -#define CHAIN_C 2 -#define CHAIN_NOISE_DELTA_GAIN_INIT_VAL 4 -#define ALL_BAND_FILTER 0xFF00 -#define IN_BAND_FILTER 0xFF -#define MIN_AVERAGE_NOISE_MAX_VALUE 0xFFFFFFFF - -#define NRG_NUM_PREV_STAT_L 20 -#define NUM_RX_CHAINS 3 - -enum iwl4965_false_alarm_state { - IWL_FA_TOO_MANY = 0, - IWL_FA_TOO_FEW = 1, - IWL_FA_GOOD_RANGE = 2, -}; - -enum iwl4965_chain_noise_state { - IWL_CHAIN_NOISE_ALIVE = 0, /* must be 0 */ - IWL_CHAIN_NOISE_ACCUMULATE = 1, - IWL_CHAIN_NOISE_CALIBRATED = 2, -}; - -enum iwl4965_calib_enabled_state { - IWL_CALIB_DISABLED = 0, /* must be 0 */ - 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; -}; - -#ifdef CONFIG_IWLWIFI_RUN_TIME_CALIB -/* Sensitivity calib data */ -struct iwl_sensitivity_data { - u32 auto_corr_ofdm; - u32 auto_corr_ofdm_mrc; - u32 auto_corr_ofdm_x1; - u32 auto_corr_ofdm_mrc_x1; - u32 auto_corr_cck; - u32 auto_corr_cck_mrc; - - u32 last_bad_plcp_cnt_ofdm; - u32 last_fa_cnt_ofdm; - u32 last_bad_plcp_cnt_cck; - u32 last_fa_cnt_cck; - - u32 nrg_curr_state; - u32 nrg_prev_state; - u32 nrg_value[10]; - u8 nrg_silence_rssi[NRG_NUM_PREV_STAT_L]; - u32 nrg_silence_ref; - u32 nrg_energy_idx; - u32 nrg_silence_idx; - u32 nrg_th_cck; - s32 nrg_auto_corr_silence_diff; - u32 num_in_cck_no_fa; - u32 nrg_th_ofdm; -}; - -/* Chain noise (differential Rx gain) calib data */ -struct iwl_chain_noise_data { - u8 state; - u16 beacon_count; - u32 chain_noise_a; - u32 chain_noise_b; - u32 chain_noise_c; - u32 chain_signal_a; - u32 chain_signal_b; - u32 chain_signal_c; - u8 disconn_array[NUM_RX_CHAINS]; - u8 delta_gain_code[NUM_RX_CHAINS]; - u8 radio_write; -}; -#endif /* CONFIG_IWLWIFI_RUN_TIME_CALIB */ - -#define EEPROM_SEM_TIMEOUT 10 /* milliseconds */ -#define EEPROM_SEM_RETRY_LIMIT 1000 /* number of attempts (not time) */ - - -#ifdef CONFIG_IWL4965_SPECTRUM_MEASUREMENT - -enum { - MEASUREMENT_READY = (1 << 0), - MEASUREMENT_ACTIVE = (1 << 1), -}; - -#endif - -#define IWL_MAX_NUM_QUEUES 20 /* FIXME: do dynamic allocation */ - -struct iwl_priv { - - /* ieee device used by generic ieee processing code */ - struct ieee80211_hw *hw; - struct ieee80211_channel *ieee_channels; - struct ieee80211_rate *ieee_rates; - struct iwl_cfg *cfg; - - /* temporary frame storage list */ - struct list_head free_frames; - int frames_count; - - enum ieee80211_band band; - int alloc_rxb_skb; - bool add_radiotap; - - void (*rx_handlers[REPLY_MAX])(struct iwl_priv *priv, - struct iwl4965_rx_mem_buffer *rxb); - - struct ieee80211_supported_band bands[IEEE80211_NUM_BANDS]; - -#ifdef CONFIG_IWL4965_SPECTRUM_MEASUREMENT - /* spectrum measurement report caching */ - struct iwl4965_spectrum_notification measure_report; - u8 measurement_status; -#endif - /* ucode beacon time */ - u32 ucode_beacon_time; - - /* we allocate array of iwl4965_channel_info for NIC's valid channels. - * Access via channel # using indirect index array */ - 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. */ - const struct iwl4965_clip_group clip_groups[5]; - - /* thermal calibration */ - s32 temperature; /* degrees Kelvin */ - s32 last_temperature; - - /* Scan related variables */ - unsigned long last_scan_jiffies; - unsigned long next_scan_jiffies; - unsigned long scan_start; - unsigned long scan_pass_start; - unsigned long scan_start_tsf; - int scan_bands; - int one_direct_scan; - u8 direct_ssid_len; - u8 direct_ssid[IW_ESSID_MAX_SIZE]; - struct iwl4965_scan_cmd *scan; - - /* spinlock */ - spinlock_t lock; /* protect general shared data */ - spinlock_t hcmd_lock; /* protect hcmd */ - struct mutex mutex; - - /* basic pci-network driver stuff */ - struct pci_dev *pci_dev; - - /* pci hardware address support */ - void __iomem *hw_base; - u32 hw_rev; - u32 hw_wa_rev; - u8 rev_id; - - /* uCode images, save to reload in case of failure */ - 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 */ - struct fw_desc ucode_init; /* initialization inst */ - struct fw_desc ucode_init_data; /* initialization data */ - struct fw_desc ucode_boot; /* bootstrap inst */ - - - struct iwl4965_rxon_time_cmd rxon_timing; - - /* We declare this const so it can only be - * changed via explicit cast within the - * routines that actually update the physical - * hardware */ - const struct iwl4965_rxon_cmd active_rxon; - struct iwl4965_rxon_cmd staging_rxon; - - int error_recovering; - struct iwl4965_rxon_cmd recovery_rxon; - - /* 1st responses from initialize and runtime uCode images. - * 4965's initialize alive response contains some calibration data. */ - struct iwl4965_init_alive_resp card_alive_init; - struct iwl4965_alive_resp card_alive; -#ifdef CONFIG_IWLWIFI_RFKILL - struct iwl_rfkill_mngr rfkill_mngr; -#endif - -#ifdef CONFIG_IWLWIFI_LEDS - struct iwl4965_led led[IWL_LED_TRG_MAX]; - unsigned long last_blink_time; - u8 last_blink_rate; - u8 allow_blinking; - u64 led_tpt; -#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; -#ifdef CONFIG_IWLWIFI_RUN_TIME_CALIB - struct iwl_sensitivity_data sensitivity_data; - struct iwl_chain_noise_data chain_noise_data; - __le16 sensitivity_tbl[HD_TABLE_SIZE]; -#endif /*CONFIG_IWLWIFI_RUN_TIME_CALIB*/ - -#ifdef CONFIG_IWL4965_HT - struct iwl_ht_info current_ht_config; -#endif - u8 last_phy_res[100]; - - /* Rate scaling data */ - struct iwl4965_lq_mngr lq_mngr; - - /* Rate scaling data */ - s8 data_retry_limit; - u8 retry_rate; - - wait_queue_head_t wait_command_queue; - - int activity_timer_active; - - /* Rx and Tx DMA processing queues */ - struct iwl4965_rx_queue rxq; - struct iwl4965_tx_queue txq[IWL_MAX_NUM_QUEUES]; - unsigned long txq_ctx_active_msk; - struct iwl4965_kw kw; /* keep warm address */ - u32 scd_base_addr; /* scheduler sram base address */ - - unsigned long status; - - int last_rx_rssi; /* From Rx packet statisitics */ - int last_rx_noise; /* From beacon statistics */ - - /* counts mgmt, ctl, and data packets */ - struct traffic_stats { - u32 cnt; - u64 bytes; - } tx_stats[3], rx_stats[3]; - - struct iwl_power_mgr power_data; - - struct iwl4965_notif_statistics statistics; - unsigned long last_statistics_time; - - /* context information */ - u8 essid[IW_ESSID_MAX_SIZE]; - u8 essid_len; - u16 rates_mask; - - u32 power_mode; - u32 antenna; - u8 bssid[ETH_ALEN]; - u16 rts_threshold; - u8 mac_addr[ETH_ALEN]; - - /*station table variables */ - spinlock_t sta_lock; - int num_stations; - struct iwl4965_station_entry stations[IWL_STATION_COUNT]; - struct iwl_wep_key wep_keys[WEP_KEYS_MAX]; - u8 default_wep_key; - u8 key_mapping_key; - unsigned long ucode_key_table; - - /* Indication if ieee80211_ops->open has been called */ - u8 is_open; - - u8 mac80211_registered; - - u32 notif_missed_beacons; - - /* Rx'd packet timing information */ - u32 last_beacon_time; - u64 last_tsf; - - /* Duplicate packet detection */ - u16 last_seq_num; - u16 last_frag_num; - unsigned long last_packet_time; - - /* Hash table for finding stations in IBSS network */ - struct list_head ibss_mac_hash[IWL_IBSS_MAC_HASH_SIZE]; - - /* eeprom */ - u8 *eeprom; - struct iwl_eeprom_calib_info *calib_info; - - enum ieee80211_if_types iw_mode; - - struct sk_buff *ibss_beacon; - - /* Last Rx'd beacon timestamp */ - u64 timestamp; - u16 beacon_int; - struct ieee80211_vif *vif; - - struct iwl_hw_params hw_params; - /* driver/uCode shared Tx Byte Counts and Rx status */ - void *shared_virt; - /* Physical Pointer to Tx Byte Counts and Rx status */ - dma_addr_t shared_phys; - - /* Current association information needed to configure the - * hardware */ - u16 assoc_id; - u16 assoc_capability; - u8 ps_mode; - - struct iwl4965_qos_info qos_data; - - struct workqueue_struct *workqueue; - - struct work_struct up; - struct work_struct restart; - struct work_struct calibrated_work; - struct work_struct scan_completed; - struct work_struct rx_replenish; - struct work_struct rf_kill; - struct work_struct abort_scan; - struct work_struct update_link_led; - struct work_struct auth_work; - struct work_struct report_work; - struct work_struct request_scan; - struct work_struct beacon_update; - - struct tasklet_struct irq_tasklet; - - struct delayed_work init_alive_start; - struct delayed_work alive_start; - struct delayed_work activity_timer; - struct delayed_work thermal_periodic; - struct delayed_work gather_stats; - struct delayed_work scan_check; - struct delayed_work post_associate; - -#define IWL_DEFAULT_TX_POWER 0x0F - s8 user_txpower_limit; - s8 max_channel_txpower_limit; - -#ifdef CONFIG_PM - u32 pm_state[16]; -#endif - -#ifdef CONFIG_IWLWIFI_DEBUG - /* debugging info */ - u32 framecnt_to_us; - atomic_t restrict_refcnt; -#ifdef CONFIG_IWLWIFI_DEBUGFS - /* debugfs */ - struct iwl_debugfs *dbgfs; -#endif /* CONFIG_IWLWIFI_DEBUGFS */ -#endif /* CONFIG_IWLWIFI_DEBUG */ - - struct work_struct txpower_work; -#ifdef CONFIG_IWL4965_RUN_TIME_CALIB - struct work_struct sensitivity_work; -#endif - struct timer_list statistics_periodic; -}; /*iwl_priv */ - -static inline int iwl_is_associated(struct iwl_priv *priv) -{ - return (priv->active_rxon.filter_flags & RXON_FILTER_ASSOC_MSK) ? 1 : 0; -} - -static inline int is_channel_valid(const struct iwl_channel_info *ch_info) -{ - if (ch_info == NULL) - return 0; - return (ch_info->flags & EEPROM_CHANNEL_VALID) ? 1 : 0; -} - -static inline int is_channel_radar(const struct iwl_channel_info *ch_info) -{ - return (ch_info->flags & EEPROM_CHANNEL_RADAR) ? 1 : 0; -} - -static inline u8 is_channel_a_band(const struct iwl_channel_info *ch_info) -{ - return ch_info->band == IEEE80211_BAND_5GHZ; -} - -static inline u8 is_channel_bg_band(const struct iwl_channel_info *ch_info) -{ - return ch_info->band == IEEE80211_BAND_2GHZ; -} - -static inline int is_channel_passive(const struct iwl_channel_info *ch) -{ - return (!(ch->flags & EEPROM_CHANNEL_ACTIVE)) ? 1 : 0; -} - -static inline int is_channel_ibss(const struct iwl_channel_info *ch) -{ - return ((ch->flags & EEPROM_CHANNEL_IBSS)) ? 1 : 0; -} - -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 /* __iwl4965_4965_h__ */ diff --git a/drivers/net/wireless/iwlwifi/iwl-5000.c b/drivers/net/wireless/iwlwifi/iwl-5000.c index df628353667..0d8ef63f871 100644 --- a/drivers/net/wireless/iwlwifi/iwl-5000.c +++ b/drivers/net/wireless/iwlwifi/iwl-5000.c @@ -38,7 +38,7 @@ #include #include "iwl-eeprom.h" -#include "iwl-4965.h" +#include "iwl-dev.h" #include "iwl-core.h" #include "iwl-io.h" #include "iwl-helpers.h" diff --git a/drivers/net/wireless/iwlwifi/iwl-calib.c b/drivers/net/wireless/iwlwifi/iwl-calib.c index 59bbd7c9636..1289d4c91ab 100644 --- a/drivers/net/wireless/iwlwifi/iwl-calib.c +++ b/drivers/net/wireless/iwlwifi/iwl-calib.c @@ -63,7 +63,7 @@ #include #include -#include "iwl-4965.h" +#include "iwl-dev.h" #include "iwl-core.h" #include "iwl-calib.h" #include "iwl-eeprom.h" diff --git a/drivers/net/wireless/iwlwifi/iwl-calib.h b/drivers/net/wireless/iwlwifi/iwl-calib.h index c3a3db31199..933b0b0a797 100644 --- a/drivers/net/wireless/iwlwifi/iwl-calib.h +++ b/drivers/net/wireless/iwlwifi/iwl-calib.h @@ -69,7 +69,7 @@ #include #include "iwl-eeprom.h" #include "iwl-core.h" -#include "iwl-4965.h" +#include "iwl-dev.h" #ifdef CONFIG_IWLWIFI_RUN_TIME_CALIB void iwl_chain_noise_calibration(struct iwl_priv *priv, diff --git a/drivers/net/wireless/iwlwifi/iwl-commands.h b/drivers/net/wireless/iwlwifi/iwl-commands.h index 25950551b1b..5afa7b79b59 100644 --- a/drivers/net/wireless/iwlwifi/iwl-commands.h +++ b/drivers/net/wireless/iwlwifi/iwl-commands.h @@ -63,7 +63,7 @@ /* * Please use this file (iwl-commands.h) only for uCode API definitions. * Please use iwl-4965-hw.h for hardware-related definitions. - * Please use iwl-4965.h for driver implementation definitions. + * Please use iwl-dev.h for driver implementation definitions. */ #ifndef __iwl4965_commands_h__ diff --git a/drivers/net/wireless/iwlwifi/iwl-core.c b/drivers/net/wireless/iwlwifi/iwl-core.c index 8c8b51dea57..27e5f496bc1 100644 --- a/drivers/net/wireless/iwlwifi/iwl-core.c +++ b/drivers/net/wireless/iwlwifi/iwl-core.c @@ -34,7 +34,7 @@ struct iwl_priv; /* FIXME: remove */ #include "iwl-debug.h" #include "iwl-eeprom.h" -#include "iwl-4965.h" /* FIXME: remove */ +#include "iwl-dev.h" /* FIXME: remove */ #include "iwl-core.h" #include "iwl-io.h" #include "iwl-rfkill.h" diff --git a/drivers/net/wireless/iwlwifi/iwl-debugfs.c b/drivers/net/wireless/iwlwifi/iwl-debugfs.c index 9a30e1df311..30914453de1 100644 --- a/drivers/net/wireless/iwlwifi/iwl-debugfs.c +++ b/drivers/net/wireless/iwlwifi/iwl-debugfs.c @@ -34,7 +34,7 @@ #include -#include "iwl-4965.h" +#include "iwl-dev.h" #include "iwl-debug.h" #include "iwl-core.h" #include "iwl-io.h" diff --git a/drivers/net/wireless/iwlwifi/iwl-dev.h b/drivers/net/wireless/iwlwifi/iwl-dev.h new file mode 100644 index 00000000000..78aba21bc18 --- /dev/null +++ b/drivers/net/wireless/iwlwifi/iwl-dev.h @@ -0,0 +1,1260 @@ +/****************************************************************************** + * + * Copyright(c) 2003 - 2008 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: + * James P. Ketrenos + * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 + * + *****************************************************************************/ +/* + * Please use this file (iwl-dev.h) for driver implementation definitions. + * Please use iwl-commands.h for uCode API definitions. + * Please use iwl-4965-hw.h for hardware-related definitions. + */ + +#ifndef __iwl_4965_h__ +#define __iwl_4965_h__ + +#include /* for struct pci_device_id */ +#include +#include + +#define DRV_NAME "iwl4965" +#include "iwl-rfkill.h" +#include "iwl-eeprom.h" +#include "iwl-4965-hw.h" +#include "iwl-csr.h" +#include "iwl-prph.h" +#include "iwl-debug.h" +#include "iwl-led.h" +#include "iwl-power.h" + +/* configuration for the iwl4965 */ +extern struct iwl_cfg iwl4965_agn_cfg; +extern struct iwl_cfg iwl5300_agn_cfg; +extern struct iwl_cfg iwl5100_agn_cfg; +extern struct iwl_cfg iwl5350_agn_cfg; + +/* Change firmware file name, using "-" and incrementing number, + * *only* when uCode interface or architecture changes so that it + * is not compatible with earlier drivers. + * This number will also appear in << 8 position of 1st dword of uCode file */ +#define IWL4965_UCODE_API "-1" + +/* CT-KILL constants */ +#define CT_KILL_THRESHOLD 110 /* in Celsius */ + +/* Default noise level to report when noise measurement is not available. + * This may be because we're: + * 1) Not associated (4965, no beacon statistics being sent to driver) + * 2) Scanning (noise measurement does not apply to associated channel) + * 3) Receiving CCK (3945 delivers noise info only for OFDM frames) + * Use default noise value of -127 ... this is below the range of measurable + * Rx dBm for either 3945 or 4965, so it can indicate "unmeasurable" to user. + * Also, -127 works better than 0 when averaging frames with/without + * noise info (e.g. averaging might be done in app); measured dBm values are + * always negative ... using a negative value as the default keeps all + * averages within an s8's (used in some apps) range of negative values. */ +#define IWL_NOISE_MEAS_NOT_AVAILABLE (-127) + +/* + * RTS threshold here is total size [2347] minus 4 FCS bytes + * Per spec: + * a value of 0 means RTS on all data/management packets + * a value > max MSDU size means no RTS + * else RTS for data/management frames where MPDU is larger + * than RTS value. + */ +#define DEFAULT_RTS_THRESHOLD 2347U +#define MIN_RTS_THRESHOLD 0U +#define MAX_RTS_THRESHOLD 2347U +#define MAX_MSDU_SIZE 2304U +#define MAX_MPDU_SIZE 2346U +#define DEFAULT_BEACON_INTERVAL 100U +#define DEFAULT_SHORT_RETRY_LIMIT 7U +#define DEFAULT_LONG_RETRY_LIMIT 4U + +struct iwl4965_rx_mem_buffer { + dma_addr_t dma_addr; + struct sk_buff *skb; + struct list_head list; +}; + +/* + * Generic queue structure + * + * Contains common data for Rx and Tx queues + */ +struct iwl4965_queue { + int n_bd; /* number of BDs in this queue */ + int write_ptr; /* 1-st empty entry (index) host_w*/ + int read_ptr; /* last used entry (index) host_r*/ + dma_addr_t dma_addr; /* physical addr for BD's */ + int n_window; /* safe queue window */ + u32 id; + int low_mark; /* low watermark, resume queue if free + * space more than this */ + int high_mark; /* high watermark, stop queue if free + * space less than this */ +} __attribute__ ((packed)); + +#define MAX_NUM_OF_TBS (20) + +/* One for each TFD */ +struct iwl4965_tx_info { + struct ieee80211_tx_status status; + struct sk_buff *skb[MAX_NUM_OF_TBS]; +}; + +/** + * struct iwl4965_tx_queue - Tx Queue for DMA + * @q: generic Rx/Tx queue descriptor + * @bd: base of circular buffer of TFDs + * @cmd: array of command/Tx buffers + * @dma_addr_cmd: physical address of cmd/tx buffer array + * @txb: array of per-TFD driver data + * @need_update: indicates need to update read/write index + * @sched_retry: indicates queue is high-throughput aggregation (HT AGG) enabled + * + * A Tx queue consists of circular buffer of BDs (a.k.a. TFDs, transmit frame + * descriptors) and required locking structures. + */ +struct iwl4965_tx_queue { + struct iwl4965_queue q; + struct iwl4965_tfd_frame *bd; + struct iwl_cmd *cmd; + dma_addr_t dma_addr_cmd; + struct iwl4965_tx_info *txb; + int need_update; + int sched_retry; + int active; +}; + +#define IWL_NUM_SCAN_RATES (2) + +struct iwl4965_channel_tgd_info { + u8 type; + s8 max_power; +}; + +struct iwl4965_channel_tgh_info { + s64 last_radar_time; +}; + +/* 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 iwl4965_channel_power_info { + struct iwl4965_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 iwl4965_scan_power_info { + struct iwl4965_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 */ +}; + +/* For fat_extension_channel */ +enum { + HT_IE_EXT_CHANNEL_NONE = 0, + HT_IE_EXT_CHANNEL_ABOVE, + HT_IE_EXT_CHANNEL_INVALID, + HT_IE_EXT_CHANNEL_BELOW, + HT_IE_EXT_CHANNEL_MAX +}; + +/* + * One for each channel, holds all channel setup data + * Some of the fields (e.g. eeprom and flags/max_power_avg) are redundant + * with one another! + */ +#define IWL4965_MAX_RATE (33) + +struct iwl_channel_info { + struct iwl4965_channel_tgd_info tgd; + struct iwl4965_channel_tgh_info tgh; + struct iwl_eeprom_channel eeprom; /* EEPROM regulatory limit */ + struct iwl_eeprom_channel fat_eeprom; /* EEPROM regulatory limit for + * FAT channel */ + + u8 channel; /* channel number */ + u8 flags; /* flags copied from EEPROM */ + s8 max_power_avg; /* (dBm) regul. eeprom, normal Tx, any rate */ + s8 curr_txpow; /* (dBm) regulatory/spectrum/user (not h/w) limit */ + s8 min_power; /* always 0 */ + s8 scan_power; /* (dBm) regul. eeprom, direct scans, any rate */ + + u8 group_index; /* 0-4, maps channel to group1/2/3/4/5 */ + u8 band_index; /* 0-4, maps channel to band1/2/3/4/5 */ + enum ieee80211_band band; + + /* 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 iwl4965_channel_power_info power_info[IWL4965_MAX_RATE]; + + /* FAT channel info */ + s8 fat_max_power_avg; /* (dBm) regul. eeprom, normal Tx, any rate */ + s8 fat_curr_txpow; /* (dBm) regulatory/spectrum/user (not h/w) */ + s8 fat_min_power; /* always 0 */ + 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 scan rate, for directed scans. */ + struct iwl4965_scan_power_info scan_pwr_info[IWL_NUM_SCAN_RATES]; +}; + +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]; +}; + +#include "iwl-4965-rs.h" + +#define IWL_TX_FIFO_AC0 0 +#define IWL_TX_FIFO_AC1 1 +#define IWL_TX_FIFO_AC2 2 +#define IWL_TX_FIFO_AC3 3 +#define IWL_TX_FIFO_HCCA_1 5 +#define IWL_TX_FIFO_HCCA_2 6 +#define IWL_TX_FIFO_NONE 7 + +/* Minimum number of queues. MAX_NUM is defined in hw specific files */ +#define IWL_MIN_NUM_QUEUES 4 + +/* Power management (not Tx power) structures */ + +enum iwl_pwr_src { + IWL_PWR_SRC_VMAIN, + IWL_PWR_SRC_VAUX, +}; + +#define IEEE80211_DATA_LEN 2304 +#define IEEE80211_4ADDR_LEN 30 +#define IEEE80211_HLEN (IEEE80211_4ADDR_LEN) +#define IEEE80211_FRAME_LEN (IEEE80211_DATA_LEN + IEEE80211_HLEN) + +struct iwl4965_frame { + union { + struct ieee80211_hdr frame; + struct iwl4965_tx_beacon_cmd beacon; + u8 raw[IEEE80211_FRAME_LEN]; + u8 cmd[360]; + } u; + struct list_head list; +}; + +#define SEQ_TO_QUEUE(x) ((x >> 8) & 0xbf) +#define QUEUE_TO_SEQ(x) ((x & 0xbf) << 8) +#define SEQ_TO_INDEX(x) ((u8)(x & 0xff)) +#define INDEX_TO_SEQ(x) ((u8)(x & 0xff)) +#define SEQ_HUGE_FRAME (0x4000) +#define SEQ_RX_FRAME __constant_cpu_to_le16(0x8000) +#define SEQ_TO_SN(seq) (((seq) & IEEE80211_SCTL_SEQ) >> 4) +#define SN_TO_SEQ(ssn) (((ssn) << 4) & IEEE80211_SCTL_SEQ) +#define MAX_SN ((IEEE80211_SCTL_SEQ) >> 4) + +enum { + /* CMD_SIZE_NORMAL = 0, */ + CMD_SIZE_HUGE = (1 << 0), + /* CMD_SYNC = 0, */ + CMD_ASYNC = (1 << 1), + /* CMD_NO_SKB = 0, */ + CMD_WANT_SKB = (1 << 2), +}; + +struct iwl_cmd; +struct iwl_priv; + +struct iwl_cmd_meta { + struct iwl_cmd_meta *source; + union { + struct sk_buff *skb; + int (*callback)(struct iwl_priv *priv, + struct iwl_cmd *cmd, struct sk_buff *skb); + } __attribute__ ((packed)) u; + + /* The CMD_SIZE_HUGE flag bit indicates that the command + * structure is stored at the end of the shared queue memory. */ + u32 flags; + +} __attribute__ ((packed)); + +/** + * struct iwl_cmd + * + * For allocation of the command and tx queues, this establishes the overall + * size of the largest command we send to uCode, except for a scan command + * (which is relatively huge; space is allocated separately). + */ +struct iwl_cmd { + struct iwl_cmd_meta meta; /* driver data */ + struct iwl_cmd_header hdr; /* uCode API */ + union { + struct iwl4965_addsta_cmd addsta; + struct iwl4965_led_cmd led; + u32 flags; + u8 val8; + u16 val16; + u32 val32; + struct iwl4965_bt_cmd bt; + struct iwl4965_rxon_time_cmd rxon_time; + struct iwl4965_powertable_cmd powertable; + struct iwl4965_qosparam_cmd qosparam; + struct iwl4965_tx_cmd tx; + struct iwl4965_tx_beacon_cmd tx_beacon; + struct iwl4965_rxon_assoc_cmd rxon_assoc; + u8 *indirect; + u8 payload[360]; + } __attribute__ ((packed)) cmd; +} __attribute__ ((packed)); + +struct iwl_host_cmd { + u8 id; + u16 len; + struct iwl_cmd_meta meta; + const void *data; +}; + +#define TFD_MAX_PAYLOAD_SIZE (sizeof(struct iwl_cmd) - \ + sizeof(struct iwl_cmd_meta)) + +/* + * RX related structures and functions + */ +#define RX_FREE_BUFFERS 64 +#define RX_LOW_WATERMARK 8 + +#define SUP_RATE_11A_MAX_NUM_CHANNELS 8 +#define SUP_RATE_11B_MAX_NUM_CHANNELS 4 +#define SUP_RATE_11G_MAX_NUM_CHANNELS 12 + +/** + * struct iwl4965_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 + * @rx_free: list of free SKBs for use + * @rx_used: List of Rx buffers with no SKB + * @need_update: flag to indicate we need to update read/write index + * + * NOTE: rx_free and rx_used are used as a FIFO for iwl4965_rx_mem_buffers + */ +struct iwl4965_rx_queue { + __le32 *bd; + dma_addr_t dma_addr; + struct iwl4965_rx_mem_buffer pool[RX_QUEUE_SIZE + RX_FREE_BUFFERS]; + struct iwl4965_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; + 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 +#define IWL_INVALID_VALUE -1 + +#ifdef CONFIG_IWL4965_HT +/** + * struct iwl4965_ht_agg -- aggregation status while waiting for block-ack + * @txq_id: Tx queue used for Tx attempt + * @frame_count: # frames attempted by Tx command + * @wait_for_ba: Expect block-ack before next Tx reply + * @start_idx: Index of 1st Transmit Frame Descriptor (TFD) in Tx window + * @bitmap0: Low order bitmap, one bit for each frame pending ACK in Tx window + * @bitmap1: High order, one bit for each frame pending ACK in Tx window + * @rate_n_flags: Rate at which Tx was attempted + * + * If REPLY_TX indicates that aggregation was attempted, driver must wait + * for block ack (REPLY_COMPRESSED_BA). This struct stores tx reply info + * until block ack arrives. + */ +struct iwl4965_ht_agg { + u16 txq_id; + u16 frame_count; + u16 wait_for_ba; + u16 start_idx; + u64 bitmap; + u32 rate_n_flags; +#define IWL_AGG_OFF 0 +#define IWL_AGG_ON 1 +#define IWL_EMPTYING_HW_QUEUE_ADDBA 2 +#define IWL_EMPTYING_HW_QUEUE_DELBA 3 + u8 state; +}; + +#endif /* CONFIG_IWL4965_HT */ + +struct iwl4965_tid_data { + u16 seq_number; + u16 tfds_in_queue; +#ifdef CONFIG_IWL4965_HT + struct iwl4965_ht_agg agg; +#endif /* CONFIG_IWL4965_HT */ +}; + +struct iwl4965_hw_key { + enum ieee80211_key_alg alg; + int keylen; + u8 keyidx; + struct ieee80211_key_conf *conf; + u8 key[32]; +}; + +union iwl4965_ht_rate_supp { + u16 rates; + struct { + u8 siso_rate; + u8 mimo_rate; + }; +}; + +#ifdef CONFIG_IWL4965_HT +#define CFG_HT_RX_AMPDU_FACTOR_DEF (0x3) +#define CFG_HT_MPDU_DENSITY_2USEC (0x5) +#define CFG_HT_MPDU_DENSITY_DEF CFG_HT_MPDU_DENSITY_2USEC + +struct iwl_ht_info { + /* self configuration data */ + u8 is_ht; + u8 supported_chan_width; + u16 tx_mimo_ps_mode; + u8 is_green_field; + u8 sgf; /* HT_SHORT_GI_* short guard interval */ + u8 max_amsdu_size; + u8 ampdu_factor; + u8 mpdu_density; + u8 supp_mcs_set[16]; + /* BSS related data */ + u8 control_channel; + u8 extension_chan_offset; + u8 tx_chan_width; + u8 ht_protection; + u8 non_GF_STA_present; +}; +#endif /*CONFIG_IWL4965_HT */ + +union iwl4965_qos_capabity { + struct { + u8 edca_count:4; /* bit 0-3 */ + u8 q_ack:1; /* bit 4 */ + u8 queue_request:1; /* bit 5 */ + u8 txop_request:1; /* bit 6 */ + u8 reserved:1; /* bit 7 */ + } q_AP; + struct { + u8 acvo_APSD:1; /* bit 0 */ + u8 acvi_APSD:1; /* bit 1 */ + u8 ac_bk_APSD:1; /* bit 2 */ + u8 ac_be_APSD:1; /* bit 3 */ + u8 q_ack:1; /* bit 4 */ + u8 max_len:2; /* bit 5-6 */ + u8 more_data_ack:1; /* bit 7 */ + } q_STA; + u8 val; +}; + +/* QoS structures */ +struct iwl4965_qos_info { + int qos_enable; + int qos_active; + union iwl4965_qos_capabity qos_cap; + struct iwl4965_qosparam_cmd def_qos_parm; +}; + +#define STA_PS_STATUS_WAKE 0 +#define STA_PS_STATUS_SLEEP 1 + +struct iwl4965_station_entry { + struct iwl4965_addsta_cmd sta; + struct iwl4965_tid_data tid[MAX_TID_COUNT]; + u8 used; + u8 ps_status; + struct iwl4965_hw_key keyinfo; +}; + +/* one for each uCode image (inst/data, boot/init/runtime) */ +struct fw_desc { + void *v_addr; /* access by driver */ + dma_addr_t p_addr; /* access by card's busmaster DMA */ + u32 len; /* bytes */ +}; + +/* uCode file layout */ +struct iwl4965_ucode { + __le32 ver; /* major/minor/subminor */ + __le32 inst_size; /* bytes of runtime instructions */ + __le32 data_size; /* bytes of runtime data */ + __le32 init_size; /* bytes of initialization instructions */ + __le32 init_data_size; /* bytes of initialization data */ + __le32 boot_size; /* bytes of bootstrap instructions */ + u8 data[0]; /* data in same order as "size" elements */ +}; + +#define IWL_IBSS_MAC_HASH_SIZE 32 + +struct iwl4965_ibss_seq { + u8 mac[ETH_ALEN]; + u16 seq_num; + u16 frag_num; + unsigned long packet_time; + struct list_head list; +}; + +struct iwl_sensitivity_ranges { + u16 min_nrg_cck; + u16 max_nrg_cck; + + u16 nrg_th_cck; + u16 nrg_th_ofdm; + + u16 auto_corr_min_ofdm; + u16 auto_corr_min_ofdm_mrc; + u16 auto_corr_min_ofdm_x1; + u16 auto_corr_min_ofdm_mrc_x1; + + u16 auto_corr_max_ofdm; + u16 auto_corr_max_ofdm_mrc; + u16 auto_corr_max_ofdm_x1; + u16 auto_corr_max_ofdm_mrc_x1; + + u16 auto_corr_max_cck; + u16 auto_corr_max_cck_mrc; + u16 auto_corr_min_cck; + u16 auto_corr_min_cck_mrc; +}; + + +#define IWL_FAT_CHANNEL_52 BIT(IEEE80211_BAND_5GHZ) + +/** + * struct iwl_hw_params + * @max_txq_num: Max # Tx queues supported + * @tx_cmd_len: Size of Tx command (but not including frame itself) + * @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 + * @max_stations: + * @bcast_sta_id: + * @fat_channel: is 40MHz width possible in band 2.4 + * BIT(IEEE80211_BAND_5GHZ) BIT(IEEE80211_BAND_5GHZ) + * @sw_crypto: 0 for hw, 1 for sw + * @max_xxx_size: for ucode uses + * @ct_kill_threshold: temperature threshold + * @struct iwl_sensitivity_ranges: range of sensitivity values + */ +struct iwl_hw_params { + u16 max_txq_num; + u16 tx_cmd_len; + u8 tx_chains_num; + u8 rx_chains_num; + u8 valid_tx_ant; + u8 valid_rx_ant; + u16 max_rxq_size; + u16 max_rxq_log; + u32 rx_buf_size; + u32 max_pkt_size; + u8 max_stations; + u8 bcast_sta_id; + u8 fat_channel; + u8 sw_crypto; + u32 max_inst_size; + u32 max_data_size; + u32 max_bsm_size; + u32 ct_kill_threshold; /* value in hw-dependent units */ +#ifdef CONFIG_IWLWIFI_RUN_TIME_CALIB + const struct iwl_sensitivity_ranges *sens; +#endif +}; + +#define HT_SHORT_GI_20MHZ_ONLY (1 << 0) +#define HT_SHORT_GI_40MHZ_ONLY (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) + + +/****************************************************************************** + * + * Functions implemented in iwl-base.c which are forward declared here + * for use by iwl-*.c + * + *****************************************************************************/ +struct iwl4965_addsta_cmd; +extern int iwl4965_send_add_station(struct iwl_priv *priv, + struct iwl4965_addsta_cmd *sta, u8 flags); +extern u8 iwl4965_add_station_flags(struct iwl_priv *priv, const u8 *addr, + int is_ap, u8 flags, void *ht_data); +extern int iwl4965_is_network_packet(struct iwl_priv *priv, + struct ieee80211_hdr *header); +extern int iwl4965_power_init_handle(struct iwl_priv *priv); +extern void iwl4965_handle_data_packet_monitor(struct iwl_priv *priv, + struct iwl4965_rx_mem_buffer *rxb, + void *data, short len, + struct ieee80211_rx_status *stats, + u16 phy_flags); +extern int iwl4965_is_duplicate_packet(struct iwl_priv *priv, + struct ieee80211_hdr *header); +extern int iwl4965_rx_queue_alloc(struct iwl_priv *priv); +extern void iwl4965_rx_queue_reset(struct iwl_priv *priv, + struct iwl4965_rx_queue *rxq); +extern int iwl4965_calc_db_from_ratio(int sig_ratio); +extern int iwl4965_calc_sig_qual(int rssi_dbm, int noise_dbm); +extern int iwl4965_tx_queue_init(struct iwl_priv *priv, + struct iwl4965_tx_queue *txq, int count, u32 id); +extern void iwl4965_rx_replenish(void *data); +extern void iwl4965_tx_queue_free(struct iwl_priv *priv, struct iwl4965_tx_queue *txq); +extern unsigned int iwl4965_fill_beacon_frame(struct iwl_priv *priv, + struct ieee80211_hdr *hdr, + const u8 *dest, int left); +extern int iwl4965_rx_queue_update_write_ptr(struct iwl_priv *priv, + struct iwl4965_rx_queue *q); +extern __le16 *ieee80211_get_qos_ctrl(struct ieee80211_hdr *hdr); +extern void iwl4965_update_chain_flags(struct iwl_priv *priv); +int iwl4965_set_pwr_src(struct iwl_priv *priv, enum iwl_pwr_src src); + +int iwl4965_init_geos(struct iwl_priv *priv); +void iwl4965_free_geos(struct iwl_priv *priv); + +extern const u8 iwl4965_broadcast_addr[ETH_ALEN]; +int iwl4965_enqueue_hcmd(struct iwl_priv *priv, struct iwl_host_cmd *cmd); + +/* + * Currently used by iwl-3945-rs... look at restructuring so that it doesn't + * call this... todo... fix that. +*/ +extern u8 iwl4965_sync_station(struct iwl_priv *priv, int sta_id, + u16 tx_rate, u8 flags); + +/****************************************************************************** + * + * Functions implemented in iwl-[34]*.c which are forward declared here + * for use by iwl-base.c + * + * NOTE: The implementation of these functions are hardware specific + * which is why they are in the hardware specific files (vs. iwl-base.c) + * + * Naming convention -- + * iwl4965_ <-- Its part of iwlwifi (should be changed to iwl4965_) + * iwl4965_hw_ <-- Hardware specific (implemented in iwl-XXXX.c by all HW) + * iwlXXXX_ <-- Hardware specific (implemented in iwl-XXXX.c for XXXX) + * iwl4965_bg_ <-- Called from work queue context + * iwl4965_mac_ <-- mac80211 callback + * + ****************************************************************************/ +extern void iwl4965_hw_setup_deferred_work(struct iwl_priv *priv); +extern void iwl4965_hw_cancel_deferred_work(struct iwl_priv *priv); +extern int iwl4965_hw_rxq_stop(struct iwl_priv *priv); +extern int iwl4965_hw_set_hw_params(struct iwl_priv *priv); +extern int iwl4965_hw_nic_init(struct iwl_priv *priv); +extern int iwl4965_hw_nic_stop_master(struct iwl_priv *priv); +extern void iwl4965_hw_txq_ctx_free(struct iwl_priv *priv); +extern void iwl4965_hw_txq_ctx_stop(struct iwl_priv *priv); +extern int iwl4965_hw_nic_reset(struct iwl_priv *priv); +extern int iwl4965_hw_txq_attach_buf_to_tfd(struct iwl_priv *priv, void *tfd, + dma_addr_t addr, u16 len); +extern int iwl4965_hw_txq_free_tfd(struct iwl_priv *priv, struct iwl4965_tx_queue *txq); +extern int iwl4965_hw_get_temperature(struct iwl_priv *priv); +extern int iwl4965_hw_tx_queue_init(struct iwl_priv *priv, + struct iwl4965_tx_queue *txq); +extern unsigned int iwl4965_hw_get_beacon_cmd(struct iwl_priv *priv, + struct iwl4965_frame *frame, u8 rate); +extern int iwl4965_hw_get_rx_read(struct iwl_priv *priv); +extern void iwl4965_hw_build_tx_cmd_rate(struct iwl_priv *priv, + struct iwl_cmd *cmd, + struct ieee80211_tx_control *ctrl, + struct ieee80211_hdr *hdr, + int sta_id, int tx_id); +extern int iwl4965_hw_reg_send_txpower(struct iwl_priv *priv); +extern int iwl4965_hw_reg_set_txpower(struct iwl_priv *priv, s8 power); +extern void iwl4965_hw_rx_statistics(struct iwl_priv *priv, + struct iwl4965_rx_mem_buffer *rxb); +extern void iwl4965_disable_events(struct iwl_priv *priv); +extern int iwl4965_get_temperature(const struct iwl_priv *priv); + +/** + * iwl_find_station - Find station id for a given BSSID + * @bssid: MAC address of station ID to find + * + * NOTE: This should not be hardware specific but the code has + * not yet been merged into a single common layer for managing the + * station tables. + */ +extern u8 iwl_find_station(struct iwl_priv *priv, const u8 *bssid); + +extern int iwl4965_hw_channel_switch(struct iwl_priv *priv, u16 channel); +extern int iwl4965_tx_queue_reclaim(struct iwl_priv *priv, int txq_id, int index); +extern int iwl4965_queue_space(const struct iwl4965_queue *q); +struct iwl_priv; + +extern void iwl4965_radio_kill_sw(struct iwl_priv *priv, int disable_radio); +/* + * Forward declare iwl-4965.c functions for iwl-base.c + */ +extern int iwl4965_tx_queue_update_wr_ptr(struct iwl_priv *priv, + struct iwl4965_tx_queue *txq, + u16 byte_cnt); +extern void iwl4965_add_station(struct iwl_priv *priv, const u8 *addr, + int is_ap); +extern int iwl4965_alive_notify(struct iwl_priv *priv); +extern void iwl4965_update_rate_scaling(struct iwl_priv *priv, u8 mode); +extern void iwl4965_rf_kill_ct_config(struct iwl_priv *priv); +extern void iwl4965_hwrate_to_tx_control(struct iwl_priv *priv, + u32 rate_n_flags, + struct ieee80211_tx_control *control); + +#ifdef CONFIG_IWL4965_HT +extern void iwl4965_init_ht_hw_capab(const struct iwl_priv *priv, + struct ieee80211_ht_info *ht_info, + enum ieee80211_band band); +void iwl4965_set_rxon_ht(struct iwl_priv *priv, + struct iwl_ht_info *ht_info); +void iwl4965_set_ht_add_station(struct iwl_priv *priv, u8 index, + struct ieee80211_ht_info *sta_ht_inf); +int iwl4965_mac_ampdu_action(struct ieee80211_hw *hw, + enum ieee80211_ampdu_mlme_action action, + const u8 *addr, u16 tid, u16 *ssn); +int iwl4965_check_empty_hw_queue(struct iwl_priv *priv, int sta_id, + u8 tid, int txq_id); +#else +static inline void iwl4965_init_ht_hw_capab(const struct iwl_priv *priv, + struct ieee80211_ht_info *ht_info, + enum ieee80211_band band) {} + +#endif /*CONFIG_IWL4965_HT */ +/* Structures, enum, and defines specific to the 4965 */ + +#define IWL4965_KW_SIZE 0x1000 /*4k */ + +struct iwl4965_kw { + dma_addr_t dma_addr; + void *v_addr; + size_t size; +}; + +#define IWL_CHANNEL_WIDTH_20MHZ 0 +#define IWL_CHANNEL_WIDTH_40MHZ 1 + +#define IWL_MIMO_PS_STATIC 0 +#define IWL_MIMO_PS_NONE 3 +#define IWL_MIMO_PS_DYNAMIC 1 +#define IWL_MIMO_PS_INVALID 2 + +#define IWL_OPERATION_MODE_AUTO 0 +#define IWL_OPERATION_MODE_HT_ONLY 1 +#define IWL_OPERATION_MODE_MIXED 2 +#define IWL_OPERATION_MODE_20MHZ 3 + +#define IWL_EXT_CHANNEL_OFFSET_NONE 0 +#define IWL_EXT_CHANNEL_OFFSET_ABOVE 1 +#define IWL_EXT_CHANNEL_OFFSET_RESERVE1 2 +#define IWL_EXT_CHANNEL_OFFSET_BELOW 3 + +#define IWL_TX_CRC_SIZE 4 +#define IWL_TX_DELIMITER_SIZE 4 + +#define TX_POWER_IWL_ILLEGAL_VOLTAGE -10000 + +struct iwl4965_lq_mngr { + spinlock_t lock; + s32 max_window_size; + s32 *expected_tpt; + u8 *next_higher_rate; + u8 *next_lower_rate; + unsigned long stamp; + unsigned long stamp_last; + u32 flush_time; + u32 tx_packets; + u8 lq_ready; +}; + +/* 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 + +#define CHAIN_NOISE_MAX_DELTA_GAIN_CODE 3 + +#define MAX_FA_OFDM 50 +#define MIN_FA_OFDM 5 +#define MAX_FA_CCK 50 +#define MIN_FA_CCK 5 + +#define AUTO_CORR_STEP_OFDM 1 + +#define AUTO_CORR_STEP_CCK 3 +#define AUTO_CORR_MAX_TH_CCK 160 + +#define NRG_DIFF 2 +#define NRG_STEP_CCK 2 +#define NRG_MARGIN 8 +#define MAX_NUMBER_CCK_NO_FA 100 + +#define AUTO_CORR_CCK_MIN_VAL_DEF (125) + +#define CHAIN_A 0 +#define CHAIN_B 1 +#define CHAIN_C 2 +#define CHAIN_NOISE_DELTA_GAIN_INIT_VAL 4 +#define ALL_BAND_FILTER 0xFF00 +#define IN_BAND_FILTER 0xFF +#define MIN_AVERAGE_NOISE_MAX_VALUE 0xFFFFFFFF + +#define NRG_NUM_PREV_STAT_L 20 +#define NUM_RX_CHAINS 3 + +enum iwl4965_false_alarm_state { + IWL_FA_TOO_MANY = 0, + IWL_FA_TOO_FEW = 1, + IWL_FA_GOOD_RANGE = 2, +}; + +enum iwl4965_chain_noise_state { + IWL_CHAIN_NOISE_ALIVE = 0, /* must be 0 */ + IWL_CHAIN_NOISE_ACCUMULATE = 1, + IWL_CHAIN_NOISE_CALIBRATED = 2, +}; + +enum iwl4965_calib_enabled_state { + IWL_CALIB_DISABLED = 0, /* must be 0 */ + 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; +}; + +#ifdef CONFIG_IWLWIFI_RUN_TIME_CALIB +/* Sensitivity calib data */ +struct iwl_sensitivity_data { + u32 auto_corr_ofdm; + u32 auto_corr_ofdm_mrc; + u32 auto_corr_ofdm_x1; + u32 auto_corr_ofdm_mrc_x1; + u32 auto_corr_cck; + u32 auto_corr_cck_mrc; + + u32 last_bad_plcp_cnt_ofdm; + u32 last_fa_cnt_ofdm; + u32 last_bad_plcp_cnt_cck; + u32 last_fa_cnt_cck; + + u32 nrg_curr_state; + u32 nrg_prev_state; + u32 nrg_value[10]; + u8 nrg_silence_rssi[NRG_NUM_PREV_STAT_L]; + u32 nrg_silence_ref; + u32 nrg_energy_idx; + u32 nrg_silence_idx; + u32 nrg_th_cck; + s32 nrg_auto_corr_silence_diff; + u32 num_in_cck_no_fa; + u32 nrg_th_ofdm; +}; + +/* Chain noise (differential Rx gain) calib data */ +struct iwl_chain_noise_data { + u8 state; + u16 beacon_count; + u32 chain_noise_a; + u32 chain_noise_b; + u32 chain_noise_c; + u32 chain_signal_a; + u32 chain_signal_b; + u32 chain_signal_c; + u8 disconn_array[NUM_RX_CHAINS]; + u8 delta_gain_code[NUM_RX_CHAINS]; + u8 radio_write; +}; +#endif /* CONFIG_IWLWIFI_RUN_TIME_CALIB */ + +#define EEPROM_SEM_TIMEOUT 10 /* milliseconds */ +#define EEPROM_SEM_RETRY_LIMIT 1000 /* number of attempts (not time) */ + + +#ifdef CONFIG_IWL4965_SPECTRUM_MEASUREMENT + +enum { + MEASUREMENT_READY = (1 << 0), + MEASUREMENT_ACTIVE = (1 << 1), +}; + +#endif + +#define IWL_MAX_NUM_QUEUES 20 /* FIXME: do dynamic allocation */ + +struct iwl_priv { + + /* ieee device used by generic ieee processing code */ + struct ieee80211_hw *hw; + struct ieee80211_channel *ieee_channels; + struct ieee80211_rate *ieee_rates; + struct iwl_cfg *cfg; + + /* temporary frame storage list */ + struct list_head free_frames; + int frames_count; + + enum ieee80211_band band; + int alloc_rxb_skb; + bool add_radiotap; + + void (*rx_handlers[REPLY_MAX])(struct iwl_priv *priv, + struct iwl4965_rx_mem_buffer *rxb); + + struct ieee80211_supported_band bands[IEEE80211_NUM_BANDS]; + +#ifdef CONFIG_IWL4965_SPECTRUM_MEASUREMENT + /* spectrum measurement report caching */ + struct iwl4965_spectrum_notification measure_report; + u8 measurement_status; +#endif + /* ucode beacon time */ + u32 ucode_beacon_time; + + /* we allocate array of iwl4965_channel_info for NIC's valid channels. + * Access via channel # using indirect index array */ + 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. */ + const struct iwl4965_clip_group clip_groups[5]; + + /* thermal calibration */ + s32 temperature; /* degrees Kelvin */ + s32 last_temperature; + + /* Scan related variables */ + unsigned long last_scan_jiffies; + unsigned long next_scan_jiffies; + unsigned long scan_start; + unsigned long scan_pass_start; + unsigned long scan_start_tsf; + int scan_bands; + int one_direct_scan; + u8 direct_ssid_len; + u8 direct_ssid[IW_ESSID_MAX_SIZE]; + struct iwl4965_scan_cmd *scan; + + /* spinlock */ + spinlock_t lock; /* protect general shared data */ + spinlock_t hcmd_lock; /* protect hcmd */ + struct mutex mutex; + + /* basic pci-network driver stuff */ + struct pci_dev *pci_dev; + + /* pci hardware address support */ + void __iomem *hw_base; + u32 hw_rev; + u32 hw_wa_rev; + u8 rev_id; + + /* uCode images, save to reload in case of failure */ + 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 */ + struct fw_desc ucode_init; /* initialization inst */ + struct fw_desc ucode_init_data; /* initialization data */ + struct fw_desc ucode_boot; /* bootstrap inst */ + + + struct iwl4965_rxon_time_cmd rxon_timing; + + /* We declare this const so it can only be + * changed via explicit cast within the + * routines that actually update the physical + * hardware */ + const struct iwl4965_rxon_cmd active_rxon; + struct iwl4965_rxon_cmd staging_rxon; + + int error_recovering; + struct iwl4965_rxon_cmd recovery_rxon; + + /* 1st responses from initialize and runtime uCode images. + * 4965's initialize alive response contains some calibration data. */ + struct iwl4965_init_alive_resp card_alive_init; + struct iwl4965_alive_resp card_alive; +#ifdef CONFIG_IWLWIFI_RFKILL + struct iwl_rfkill_mngr rfkill_mngr; +#endif + +#ifdef CONFIG_IWLWIFI_LEDS + struct iwl4965_led led[IWL_LED_TRG_MAX]; + unsigned long last_blink_time; + u8 last_blink_rate; + u8 allow_blinking; + u64 led_tpt; +#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; +#ifdef CONFIG_IWLWIFI_RUN_TIME_CALIB + struct iwl_sensitivity_data sensitivity_data; + struct iwl_chain_noise_data chain_noise_data; + __le16 sensitivity_tbl[HD_TABLE_SIZE]; +#endif /*CONFIG_IWLWIFI_RUN_TIME_CALIB*/ + +#ifdef CONFIG_IWL4965_HT + struct iwl_ht_info current_ht_config; +#endif + u8 last_phy_res[100]; + + /* Rate scaling data */ + struct iwl4965_lq_mngr lq_mngr; + + /* Rate scaling data */ + s8 data_retry_limit; + u8 retry_rate; + + wait_queue_head_t wait_command_queue; + + int activity_timer_active; + + /* Rx and Tx DMA processing queues */ + struct iwl4965_rx_queue rxq; + struct iwl4965_tx_queue txq[IWL_MAX_NUM_QUEUES]; + unsigned long txq_ctx_active_msk; + struct iwl4965_kw kw; /* keep warm address */ + u32 scd_base_addr; /* scheduler sram base address */ + + unsigned long status; + + int last_rx_rssi; /* From Rx packet statisitics */ + int last_rx_noise; /* From beacon statistics */ + + /* counts mgmt, ctl, and data packets */ + struct traffic_stats { + u32 cnt; + u64 bytes; + } tx_stats[3], rx_stats[3]; + + struct iwl_power_mgr power_data; + + struct iwl4965_notif_statistics statistics; + unsigned long last_statistics_time; + + /* context information */ + u8 essid[IW_ESSID_MAX_SIZE]; + u8 essid_len; + u16 rates_mask; + + u32 power_mode; + u32 antenna; + u8 bssid[ETH_ALEN]; + u16 rts_threshold; + u8 mac_addr[ETH_ALEN]; + + /*station table variables */ + spinlock_t sta_lock; + int num_stations; + struct iwl4965_station_entry stations[IWL_STATION_COUNT]; + struct iwl_wep_key wep_keys[WEP_KEYS_MAX]; + u8 default_wep_key; + u8 key_mapping_key; + unsigned long ucode_key_table; + + /* Indication if ieee80211_ops->open has been called */ + u8 is_open; + + u8 mac80211_registered; + + u32 notif_missed_beacons; + + /* Rx'd packet timing information */ + u32 last_beacon_time; + u64 last_tsf; + + /* Duplicate packet detection */ + u16 last_seq_num; + u16 last_frag_num; + unsigned long last_packet_time; + + /* Hash table for finding stations in IBSS network */ + struct list_head ibss_mac_hash[IWL_IBSS_MAC_HASH_SIZE]; + + /* eeprom */ + u8 *eeprom; + struct iwl_eeprom_calib_info *calib_info; + + enum ieee80211_if_types iw_mode; + + struct sk_buff *ibss_beacon; + + /* Last Rx'd beacon timestamp */ + u64 timestamp; + u16 beacon_int; + struct ieee80211_vif *vif; + + struct iwl_hw_params hw_params; + /* driver/uCode shared Tx Byte Counts and Rx status */ + void *shared_virt; + /* Physical Pointer to Tx Byte Counts and Rx status */ + dma_addr_t shared_phys; + + /* Current association information needed to configure the + * hardware */ + u16 assoc_id; + u16 assoc_capability; + u8 ps_mode; + + struct iwl4965_qos_info qos_data; + + struct workqueue_struct *workqueue; + + struct work_struct up; + struct work_struct restart; + struct work_struct calibrated_work; + struct work_struct scan_completed; + struct work_struct rx_replenish; + struct work_struct rf_kill; + struct work_struct abort_scan; + struct work_struct update_link_led; + struct work_struct auth_work; + struct work_struct report_work; + struct work_struct request_scan; + struct work_struct beacon_update; + + struct tasklet_struct irq_tasklet; + + struct delayed_work init_alive_start; + struct delayed_work alive_start; + struct delayed_work activity_timer; + struct delayed_work thermal_periodic; + struct delayed_work gather_stats; + struct delayed_work scan_check; + struct delayed_work post_associate; + +#define IWL_DEFAULT_TX_POWER 0x0F + s8 user_txpower_limit; + s8 max_channel_txpower_limit; + +#ifdef CONFIG_PM + u32 pm_state[16]; +#endif + +#ifdef CONFIG_IWLWIFI_DEBUG + /* debugging info */ + u32 framecnt_to_us; + atomic_t restrict_refcnt; +#ifdef CONFIG_IWLWIFI_DEBUGFS + /* debugfs */ + struct iwl_debugfs *dbgfs; +#endif /* CONFIG_IWLWIFI_DEBUGFS */ +#endif /* CONFIG_IWLWIFI_DEBUG */ + + struct work_struct txpower_work; +#ifdef CONFIG_IWL4965_RUN_TIME_CALIB + struct work_struct sensitivity_work; +#endif + struct timer_list statistics_periodic; +}; /*iwl_priv */ + +static inline int iwl_is_associated(struct iwl_priv *priv) +{ + return (priv->active_rxon.filter_flags & RXON_FILTER_ASSOC_MSK) ? 1 : 0; +} + +static inline int is_channel_valid(const struct iwl_channel_info *ch_info) +{ + if (ch_info == NULL) + return 0; + return (ch_info->flags & EEPROM_CHANNEL_VALID) ? 1 : 0; +} + +static inline int is_channel_radar(const struct iwl_channel_info *ch_info) +{ + return (ch_info->flags & EEPROM_CHANNEL_RADAR) ? 1 : 0; +} + +static inline u8 is_channel_a_band(const struct iwl_channel_info *ch_info) +{ + return ch_info->band == IEEE80211_BAND_5GHZ; +} + +static inline u8 is_channel_bg_band(const struct iwl_channel_info *ch_info) +{ + return ch_info->band == IEEE80211_BAND_2GHZ; +} + +static inline int is_channel_passive(const struct iwl_channel_info *ch) +{ + return (!(ch->flags & EEPROM_CHANNEL_ACTIVE)) ? 1 : 0; +} + +static inline int is_channel_ibss(const struct iwl_channel_info *ch) +{ + return ((ch->flags & EEPROM_CHANNEL_IBSS)) ? 1 : 0; +} + +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 /* __iwl4965_4965_h__ */ diff --git a/drivers/net/wireless/iwlwifi/iwl-eeprom.c b/drivers/net/wireless/iwlwifi/iwl-eeprom.c index 5b2746eeb4a..fa306601a55 100644 --- a/drivers/net/wireless/iwlwifi/iwl-eeprom.c +++ b/drivers/net/wireless/iwlwifi/iwl-eeprom.c @@ -69,7 +69,7 @@ #include #include "iwl-commands.h" -#include "iwl-4965.h" +#include "iwl-dev.h" #include "iwl-core.h" #include "iwl-debug.h" #include "iwl-eeprom.h" diff --git a/drivers/net/wireless/iwlwifi/iwl-hcmd.c b/drivers/net/wireless/iwlwifi/iwl-hcmd.c index fdb27f1cdc0..acb5a8abd78 100644 --- a/drivers/net/wireless/iwlwifi/iwl-hcmd.c +++ b/drivers/net/wireless/iwlwifi/iwl-hcmd.c @@ -31,7 +31,7 @@ #include #include -#include "iwl-4965.h" /* FIXME: remove */ +#include "iwl-dev.h" /* FIXME: remove */ #include "iwl-debug.h" #include "iwl-eeprom.h" #include "iwl-core.h" diff --git a/drivers/net/wireless/iwlwifi/iwl-led.c b/drivers/net/wireless/iwlwifi/iwl-led.c index 03fdf5b434a..aa6ad18494c 100644 --- a/drivers/net/wireless/iwlwifi/iwl-led.c +++ b/drivers/net/wireless/iwlwifi/iwl-led.c @@ -39,7 +39,7 @@ #include #include -#include "iwl-4965.h" +#include "iwl-dev.h" #include "iwl-core.h" #include "iwl-io.h" #include "iwl-helpers.h" diff --git a/drivers/net/wireless/iwlwifi/iwl-power.c b/drivers/net/wireless/iwlwifi/iwl-power.c index db7f65a5ac2..2e71803e09b 100644 --- a/drivers/net/wireless/iwlwifi/iwl-power.c +++ b/drivers/net/wireless/iwlwifi/iwl-power.c @@ -35,7 +35,7 @@ #include #include "iwl-eeprom.h" -#include "iwl-4965.h" +#include "iwl-dev.h" #include "iwl-core.h" #include "iwl-commands.h" #include "iwl-debug.h" diff --git a/drivers/net/wireless/iwlwifi/iwl-rfkill.c b/drivers/net/wireless/iwlwifi/iwl-rfkill.c index 5980a5621cb..59c8a716bd9 100644 --- a/drivers/net/wireless/iwlwifi/iwl-rfkill.c +++ b/drivers/net/wireless/iwlwifi/iwl-rfkill.c @@ -33,7 +33,7 @@ #include #include "iwl-eeprom.h" -#include "iwl-4965.h" +#include "iwl-dev.h" #include "iwl-core.h" #include "iwl-helpers.h" diff --git a/drivers/net/wireless/iwlwifi/iwl-sta.c b/drivers/net/wireless/iwlwifi/iwl-sta.c index 2eee59824df..31b37a1a643 100644 --- a/drivers/net/wireless/iwlwifi/iwl-sta.c +++ b/drivers/net/wireless/iwlwifi/iwl-sta.c @@ -31,7 +31,7 @@ #include #include "iwl-eeprom.h" -#include "iwl-4965.h" +#include "iwl-dev.h" #include "iwl-core.h" #include "iwl-sta.h" #include "iwl-io.h" diff --git a/drivers/net/wireless/iwlwifi/iwl4965-base.c b/drivers/net/wireless/iwlwifi/iwl4965-base.c index ea8b9756643..f887a4e54ba 100644 --- a/drivers/net/wireless/iwlwifi/iwl4965-base.c +++ b/drivers/net/wireless/iwlwifi/iwl4965-base.c @@ -46,7 +46,7 @@ #include #include "iwl-eeprom.h" -#include "iwl-4965.h" +#include "iwl-dev.h" #include "iwl-core.h" #include "iwl-io.h" #include "iwl-helpers.h" -- cgit v1.2.3