| /****************************************************************************** |
| * |
| * 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 |
| * published by the Free Software Foundation. |
| * |
| * This program is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for |
| * more details. |
| * |
| * You should have received a copy of the GNU General Public License along with |
| * this program; if not, write to the Free Software Foundation, Inc., |
| * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA |
| * |
| * The full GNU General Public License is included in this distribution in the |
| * file called LICENSE. |
| * |
| * Contact Information: |
| * Intel Linux Wireless <ilw@linux.intel.com> |
| * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 |
| * |
| *****************************************************************************/ |
| /* |
| * Please use this file (iwl-3945.h) for driver implementation definitions. |
| * Please use iwl-3945-commands.h for uCode API definitions. |
| * Please use iwl-3945-hw.h for hardware-related definitions. |
| */ |
| |
| #ifndef __iwl_3945_h__ |
| #define __iwl_3945_h__ |
| |
| #include <linux/pci.h> /* for struct pci_device_id */ |
| #include <linux/kernel.h> |
| #include <net/ieee80211_radiotap.h> |
| |
| /* Hardware specific file defines the PCI IDs table for that hardware module */ |
| extern struct pci_device_id iwl3945_hw_card_ids[]; |
| |
| #include "iwl-csr.h" |
| #include "iwl-prph.h" |
| #include "iwl-fh.h" |
| #include "iwl-3945-hw.h" |
| #include "iwl-debug.h" |
| #include "iwl-power.h" |
| #include "iwl-dev.h" |
| #include "iwl-3945-led.h" |
| |
| /* Highest firmware API version supported */ |
| #define IWL3945_UCODE_API_MAX 2 |
| |
| /* Lowest firmware API version supported */ |
| #define IWL3945_UCODE_API_MIN 1 |
| |
| #define IWL3945_FW_PRE "iwlwifi-3945-" |
| #define _IWL3945_MODULE_FIRMWARE(api) IWL3945_FW_PRE #api ".ucode" |
| #define IWL3945_MODULE_FIRMWARE(api) _IWL3945_MODULE_FIRMWARE(api) |
| |
| /* 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) |
| |
| /* Module parameters accessible from iwl-*.c */ |
| extern struct iwl_mod_params iwl3945_mod_params; |
| |
| struct iwl3945_sta_priv { |
| struct iwl3945_rs_sta *rs_sta; |
| }; |
| |
| enum iwl3945_antenna { |
| IWL_ANTENNA_DIVERSITY, |
| IWL_ANTENNA_MAIN, |
| IWL_ANTENNA_AUX |
| }; |
| |
| /* |
| * 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 |
| |
| #include "iwl-agn-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 IWL39_MIN_NUM_QUEUES 4 |
| |
| #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 iwl3945_frame { |
| union { |
| struct ieee80211_hdr frame; |
| struct iwl3945_tx_beacon_cmd beacon; |
| u8 raw[IEEE80211_FRAME_LEN]; |
| u8 cmd[360]; |
| } u; |
| struct list_head list; |
| }; |
| |
| #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) |
| |
| /* |
| * 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 |
| |
| #define IWL_SUPPORTED_RATES_IE_LEN 8 |
| |
| #define SCAN_INTERVAL 100 |
| |
| #define STATUS_HCMD_ACTIVE 0 /* host command in progress */ |
| #define STATUS_HCMD_SYNC_ACTIVE 1 /* sync host command in progress */ |
| #define STATUS_INT_ENABLED 2 |
| #define STATUS_RF_KILL_HW 3 |
| #define STATUS_INIT 5 |
| #define STATUS_ALIVE 6 |
| #define STATUS_READY 7 |
| #define STATUS_TEMPERATURE 8 |
| #define STATUS_GEO_CONFIGURED 9 |
| #define STATUS_EXIT_PENDING 10 |
| #define STATUS_STATISTICS 12 |
| #define STATUS_SCANNING 13 |
| #define STATUS_SCAN_ABORTING 14 |
| #define STATUS_SCAN_HW 15 |
| #define STATUS_POWER_PMI 16 |
| #define STATUS_FW_ERROR 17 |
| #define STATUS_CONF_PENDING 18 |
| |
| #define MAX_TID_COUNT 9 |
| |
| #define IWL_INVALID_RATE 0xFF |
| #define IWL_INVALID_VALUE -1 |
| |
| #define STA_PS_STATUS_WAKE 0 |
| #define STA_PS_STATUS_SLEEP 1 |
| |
| struct iwl3945_ibss_seq { |
| u8 mac[ETH_ALEN]; |
| u16 seq_num; |
| u16 frag_num; |
| unsigned long packet_time; |
| struct list_head list; |
| }; |
| |
| #define IWL_RX_HDR(x) ((struct iwl3945_rx_frame_hdr *)(\ |
| x->u.rx_frame.stats.payload + \ |
| x->u.rx_frame.stats.phy_count)) |
| #define IWL_RX_END(x) ((struct iwl3945_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 |
| * |
| *****************************************************************************/ |
| extern int iwl3945_power_init_handle(struct iwl_priv *priv); |
| extern int iwl3945_eeprom_init(struct iwl_priv *priv); |
| extern int iwl3945_calc_db_from_ratio(int sig_ratio); |
| extern int iwl3945_calc_sig_qual(int rssi_dbm, int noise_dbm); |
| extern int iwl3945_tx_queue_init(struct iwl_priv *priv, |
| struct iwl_tx_queue *txq, int count, u32 id); |
| extern void iwl3945_rx_replenish(void *data); |
| extern void iwl3945_rx_queue_reset(struct iwl_priv *priv, struct iwl_rx_queue *rxq); |
| extern void iwl3945_tx_queue_free(struct iwl_priv *priv, struct iwl_tx_queue *txq); |
| extern int iwl3945_send_cmd_pdu(struct iwl_priv *priv, u8 id, u16 len, |
| const void *data); |
| extern int __must_check iwl3945_send_cmd(struct iwl_priv *priv, |
| struct iwl_host_cmd *cmd); |
| extern unsigned int iwl3945_fill_beacon_frame(struct iwl_priv *priv, |
| struct ieee80211_hdr *hdr,int left); |
| |
| /* |
| * Currently used by iwl-3945-rs... look at restructuring so that it doesn't |
| * call this... todo... fix that. |
| */ |
| extern u8 iwl3945_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 -- |
| * iwl3945_ <-- Its part of iwlwifi (should be changed to iwl3945_) |
| * iwl3945_hw_ <-- Hardware specific (implemented in iwl-XXXX.c by all HW) |
| * iwlXXXX_ <-- Hardware specific (implemented in iwl-XXXX.c for XXXX) |
| * iwl3945_bg_ <-- Called from work queue context |
| * iwl3945_mac_ <-- mac80211 callback |
| * |
| ****************************************************************************/ |
| extern void iwl3945_hw_rx_handler_setup(struct iwl_priv *priv); |
| extern void iwl3945_hw_setup_deferred_work(struct iwl_priv *priv); |
| extern void iwl3945_hw_cancel_deferred_work(struct iwl_priv *priv); |
| extern int iwl3945_hw_rxq_stop(struct iwl_priv *priv); |
| extern int iwl3945_hw_set_hw_params(struct iwl_priv *priv); |
| extern int iwl3945_hw_nic_init(struct iwl_priv *priv); |
| extern int iwl3945_hw_nic_stop_master(struct iwl_priv *priv); |
| extern void iwl3945_hw_txq_ctx_free(struct iwl_priv *priv); |
| extern void iwl3945_hw_txq_ctx_stop(struct iwl_priv *priv); |
| extern int iwl3945_hw_nic_reset(struct iwl_priv *priv); |
| extern int iwl3945_hw_txq_attach_buf_to_tfd(struct iwl_priv *priv, |
| struct iwl_tx_queue *txq, |
| dma_addr_t addr, u16 len, |
| u8 reset, u8 pad); |
| extern void iwl3945_hw_txq_free_tfd(struct iwl_priv *priv, |
| struct iwl_tx_queue *txq); |
| extern int iwl3945_hw_get_temperature(struct iwl_priv *priv); |
| extern int iwl3945_hw_tx_queue_init(struct iwl_priv *priv, |
| struct iwl_tx_queue *txq); |
| extern unsigned int iwl3945_hw_get_beacon_cmd(struct iwl_priv *priv, |
| struct iwl3945_frame *frame, u8 rate); |
| void iwl3945_hw_build_tx_cmd_rate(struct iwl_priv *priv, struct iwl_cmd *cmd, |
| struct ieee80211_tx_info *info, |
| struct ieee80211_hdr *hdr, |
| int sta_id, int tx_id); |
| extern int iwl3945_hw_reg_send_txpower(struct iwl_priv *priv); |
| extern int iwl3945_hw_reg_set_txpower(struct iwl_priv *priv, s8 power); |
| extern void iwl3945_hw_rx_statistics(struct iwl_priv *priv, |
| struct iwl_rx_mem_buffer *rxb); |
| extern void iwl3945_disable_events(struct iwl_priv *priv); |
| extern int iwl4965_get_temperature(const struct iwl_priv *priv); |
| extern void iwl3945_post_associate(struct iwl_priv *priv); |
| extern void iwl3945_config_ap(struct iwl_priv *priv); |
| |
| /** |
| * iwl3945_hw_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 iwl3945_hw_find_station(struct iwl_priv *priv, const u8 *bssid); |
| |
| extern int iwl3945_hw_channel_switch(struct iwl_priv *priv, u16 channel); |
| |
| /* |
| * Forward declare iwl-3945.c functions for iwl-base.c |
| */ |
| extern __le32 iwl3945_get_antenna_flags(const struct iwl_priv *priv); |
| extern int iwl3945_init_hw_rate_table(struct iwl_priv *priv); |
| extern void iwl3945_reg_txpower_periodic(struct iwl_priv *priv); |
| extern int iwl3945_txpower_set_from_eeprom(struct iwl_priv *priv); |
| extern u8 iwl3945_sync_sta(struct iwl_priv *priv, int sta_id, |
| u16 tx_rate, u8 flags); |
| |
| extern const struct iwl_channel_info *iwl3945_get_channel_info( |
| const struct iwl_priv *priv, enum ieee80211_band band, u16 channel); |
| |
| extern int iwl3945_rs_next_rate(struct iwl_priv *priv, int rate); |
| |
| /* Requires full declaration of iwl_priv before including */ |
| #include "iwl-io.h" |
| |
| #endif |
