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Diffstat (limited to 'drivers/net/wireless/iwlwifi/iwl-commands.h')
| -rw-r--r-- | drivers/net/wireless/iwlwifi/iwl-commands.h | 1734 |
1 files changed, 1734 insertions, 0 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-commands.h b/drivers/net/wireless/iwlwifi/iwl-commands.h new file mode 100644 index 0000000..9de8d7f --- /dev/null +++ b/drivers/net/wireless/iwlwifi/iwl-commands.h @@ -0,0 +1,1734 @@ +/****************************************************************************** + * + * This file is provided under a dual BSD/GPLv2 license. When using or + * redistributing this file, you may do so under either license. + * + * GPL LICENSE SUMMARY + * + * Copyright(c) 2005 - 2007 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 Geeral 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.GPL. + * + * Contact Information: + * James P. Ketrenos <ipw2100-admin@linux.intel.com> + * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 + * + * BSD LICENSE + * + * Copyright(c) 2005 - 2007 Intel Corporation. All rights reserved. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * * Neither the name Intel Corporation nor the names of its + * contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + *****************************************************************************/ + +#ifndef __iwl_commands_h__ +#define __iwl_commands_h__ + +enum { + REPLY_ALIVE = 0x1, + REPLY_ERROR = 0x2, + + /* RXON and QOS commands */ + REPLY_RXON = 0x10, + REPLY_RXON_ASSOC = 0x11, + REPLY_QOS_PARAM = 0x13, + REPLY_RXON_TIMING = 0x14, + + /* Multi-Station support */ + REPLY_ADD_STA = 0x18, + REPLY_REMOVE_STA = 0x19, /* not used */ + REPLY_REMOVE_ALL_STA = 0x1a, /* not used */ + + /* RX, TX, LEDs */ +#if IWL == 3945 + REPLY_3945_RX = 0x1b, /* 3945 only */ +#endif + REPLY_TX = 0x1c, + REPLY_RATE_SCALE = 0x47, /* 3945 only */ + REPLY_LEDS_CMD = 0x48, + REPLY_TX_LINK_QUALITY_CMD = 0x4e, /* 4965 only */ + + /* 802.11h related */ + RADAR_NOTIFICATION = 0x70, /* not used */ + REPLY_QUIET_CMD = 0x71, /* not used */ + REPLY_CHANNEL_SWITCH = 0x72, + CHANNEL_SWITCH_NOTIFICATION = 0x73, + REPLY_SPECTRUM_MEASUREMENT_CMD = 0x74, + SPECTRUM_MEASURE_NOTIFICATION = 0x75, + + /* Power Management */ + POWER_TABLE_CMD = 0x77, + PM_SLEEP_NOTIFICATION = 0x7A, + PM_DEBUG_STATISTIC_NOTIFIC = 0x7B, + + /* Scan commands and notifications */ + REPLY_SCAN_CMD = 0x80, + REPLY_SCAN_ABORT_CMD = 0x81, + SCAN_START_NOTIFICATION = 0x82, + SCAN_RESULTS_NOTIFICATION = 0x83, + SCAN_COMPLETE_NOTIFICATION = 0x84, + + /* IBSS/AP commands */ + BEACON_NOTIFICATION = 0x90, + REPLY_TX_BEACON = 0x91, + WHO_IS_AWAKE_NOTIFICATION = 0x94, /* not used */ + + /* Miscellaneous commands */ + QUIET_NOTIFICATION = 0x96, /* not used */ + REPLY_TX_PWR_TABLE_CMD = 0x97, + MEASURE_ABORT_NOTIFICATION = 0x99, /* not used */ + + /* BT config command */ + REPLY_BT_CONFIG = 0x9b, + + /* 4965 Statistics */ + REPLY_STATISTICS_CMD = 0x9c, + STATISTICS_NOTIFICATION = 0x9d, + + /* RF-KILL commands and notifications */ + REPLY_CARD_STATE_CMD = 0xa0, + CARD_STATE_NOTIFICATION = 0xa1, + + /* Missed beacons notification */ + MISSED_BEACONS_NOTIFICATION = 0xa2, + +#if IWL == 4965 + REPLY_CT_KILL_CONFIG_CMD = 0xa4, + SENSITIVITY_CMD = 0xa8, + REPLY_PHY_CALIBRATION_CMD = 0xb0, + REPLY_RX_PHY_CMD = 0xc0, + REPLY_RX_MPDU_CMD = 0xc1, + REPLY_4965_RX = 0xc3, + REPLY_COMPRESSED_BA = 0xc5, +#endif + REPLY_MAX = 0xff +}; + +/****************************************************************************** + * (0) + * Header + * + *****************************************************************************/ + +#define IWL_CMD_FAILED_MSK 0x40 + +struct iwl_cmd_header { + u8 cmd; + u8 flags; + /* We have 15 LSB to use as we please (MSB indicates + * a frame Rx'd from the HW). We encode the following + * information into the sequence field: + * + * 0:7 index in fifo + * 8:13 fifo selection + * 14:14 bit indicating if this packet references the 'extra' + * storage at the end of the memory queue + * 15:15 (Rx indication) + * + */ + __le16 sequence; + + /* command data follows immediately */ + u8 data[0]; +} __attribute__ ((packed)); + +/****************************************************************************** + * (0a) + * Alive and Error Commands & Responses: + * + *****************************************************************************/ + +#define UCODE_VALID_OK __constant_cpu_to_le32(0x1) +#define INITIALIZE_SUBTYPE (9) + +/* + * REPLY_ALIVE = 0x1 (response only, not a command) + */ +struct iwl_alive_resp { + u8 ucode_minor; + u8 ucode_major; + __le16 reserved1; + u8 sw_rev[8]; + u8 ver_type; + u8 ver_subtype; + __le16 reserved2; + __le32 log_event_table_ptr; + __le32 error_event_table_ptr; + __le32 timestamp; + __le32 is_valid; +} __attribute__ ((packed)); + +struct iwl_init_alive_resp { + u8 ucode_minor; + u8 ucode_major; + __le16 reserved1; + u8 sw_rev[8]; + u8 ver_type; + u8 ver_subtype; + __le16 reserved2; + __le32 log_event_table_ptr; + __le32 error_event_table_ptr; + __le32 timestamp; + __le32 is_valid; + +#if IWL == 4965 + /* calibration values from "initialize" uCode */ + __le32 voltage; /* signed */ + __le32 therm_r1[2]; /* signed 1st for normal, 2nd for FAT channel */ + __le32 therm_r2[2]; /* signed */ + __le32 therm_r3[2]; /* signed */ + __le32 therm_r4[2]; /* signed */ + __le32 tx_atten[5][2]; /* signed MIMO gain comp, 5 freq groups, + * 2 Tx chains */ +#endif +} __attribute__ ((packed)); + +union tsf { + u8 byte[8]; + __le16 word[4]; + __le32 dw[2]; +}; + +/* + * REPLY_ERROR = 0x2 (response only, not a command) + */ +struct iwl_error_resp { + __le32 error_type; + u8 cmd_id; + u8 reserved1; + __le16 bad_cmd_seq_num; +#if IWL == 3945 + __le16 reserved2; +#endif + __le32 error_info; + union tsf timestamp; +} __attribute__ ((packed)); + +/****************************************************************************** + * (1) + * RXON Commands & Responses: + * + *****************************************************************************/ + +/* + * Rx config defines & structure + */ +/* rx_config device types */ +enum { + RXON_DEV_TYPE_AP = 1, + RXON_DEV_TYPE_ESS = 3, + RXON_DEV_TYPE_IBSS = 4, + RXON_DEV_TYPE_SNIFFER = 6, +}; + +/* rx_config flags */ +/* band & modulation selection */ +#define RXON_FLG_BAND_24G_MSK __constant_cpu_to_le32(1 << 0) +#define RXON_FLG_CCK_MSK __constant_cpu_to_le32(1 << 1) +/* auto detection enable */ +#define RXON_FLG_AUTO_DETECT_MSK __constant_cpu_to_le32(1 << 2) +/* TGg protection when tx */ +#define RXON_FLG_TGG_PROTECT_MSK __constant_cpu_to_le32(1 << 3) +/* cck short slot & preamble */ +#define RXON_FLG_SHORT_SLOT_MSK __constant_cpu_to_le32(1 << 4) +#define RXON_FLG_SHORT_PREAMBLE_MSK __constant_cpu_to_le32(1 << 5) +/* antenna selection */ +#define RXON_FLG_DIS_DIV_MSK __constant_cpu_to_le32(1 << 7) +#define RXON_FLG_ANT_SEL_MSK __constant_cpu_to_le32(0x0f00) +#define RXON_FLG_ANT_A_MSK __constant_cpu_to_le32(1 << 8) +#define RXON_FLG_ANT_B_MSK __constant_cpu_to_le32(1 << 9) +/* radar detection enable */ +#define RXON_FLG_RADAR_DETECT_MSK __constant_cpu_to_le32(1 << 12) +#define RXON_FLG_TGJ_NARROW_BAND_MSK __constant_cpu_to_le32(1 << 13) +/* rx response to host with 8-byte TSF +* (according to ON_AIR deassertion) */ +#define RXON_FLG_TSF2HOST_MSK __constant_cpu_to_le32(1 << 15) + +/* rx_config filter flags */ +/* accept all data frames */ +#define RXON_FILTER_PROMISC_MSK __constant_cpu_to_le32(1 << 0) +/* pass control & management to host */ +#define RXON_FILTER_CTL2HOST_MSK __constant_cpu_to_le32(1 << 1) +/* accept multi-cast */ +#define RXON_FILTER_ACCEPT_GRP_MSK __constant_cpu_to_le32(1 << 2) +/* don't decrypt uni-cast frames */ +#define RXON_FILTER_DIS_DECRYPT_MSK __constant_cpu_to_le32(1 << 3) +/* don't decrypt multi-cast frames */ +#define RXON_FILTER_DIS_GRP_DECRYPT_MSK __constant_cpu_to_le32(1 << 4) +/* STA is associated */ +#define RXON_FILTER_ASSOC_MSK __constant_cpu_to_le32(1 << 5) +/* transfer to host non bssid beacons in associated state */ +#define RXON_FILTER_BCON_AWARE_MSK __constant_cpu_to_le32(1 << 6) + +/* + * REPLY_RXON = 0x10 (command, has simple generic response) + */ +struct iwl_rxon_cmd { + u8 node_addr[6]; + __le16 reserved1; + u8 bssid_addr[6]; + __le16 reserved2; + u8 wlap_bssid_addr[6]; + __le16 reserved3; + u8 dev_type; + u8 air_propagation; +#if IWL == 3945 + __le16 reserved4; +#elif IWL == 4965 + __le16 rx_chain; +#endif + u8 ofdm_basic_rates; + u8 cck_basic_rates; + __le16 assoc_id; + __le32 flags; + __le32 filter_flags; + __le16 channel; +#if IWL == 3945 + __le16 reserved5; +#elif IWL == 4965 + u8 ofdm_ht_single_stream_basic_rates; + u8 ofdm_ht_dual_stream_basic_rates; +#endif +} __attribute__ ((packed)); + +/* + * REPLY_RXON_ASSOC = 0x11 (command, has simple generic response) + */ +struct iwl_rxon_assoc_cmd { + __le32 flags; + __le32 filter_flags; + u8 ofdm_basic_rates; + u8 cck_basic_rates; +#if IWL == 4965 + u8 ofdm_ht_single_stream_basic_rates; + u8 ofdm_ht_dual_stream_basic_rates; + __le16 rx_chain_select_flags; +#endif + __le16 reserved; +} __attribute__ ((packed)); + +/* + * REPLY_RXON_TIMING = 0x14 (command, has simple generic response) + */ +struct iwl_rxon_time_cmd { + union tsf timestamp; + __le16 beacon_interval; + __le16 atim_window; + __le32 beacon_init_val; + __le16 listen_interval; + __le16 reserved; +} __attribute__ ((packed)); + +struct iwl_tx_power { + u8 tx_gain; /* gain for analog radio */ + u8 dsp_atten; /* gain for DSP */ +} __attribute__ ((packed)); + +#if IWL == 3945 +struct iwl_power_per_rate { + u8 rate; /* plcp */ + struct iwl_tx_power tpc; + u8 reserved; +} __attribute__ ((packed)); + +#elif IWL == 4965 +#define POWER_TABLE_NUM_ENTRIES 33 +#define POWER_TABLE_NUM_HT_OFDM_ENTRIES 32 +#define POWER_TABLE_CCK_ENTRY 32 +struct tx_power_dual_stream { + __le32 dw; +} __attribute__ ((packed)); + +struct iwl_tx_power_db { + struct tx_power_dual_stream power_tbl[POWER_TABLE_NUM_ENTRIES]; +} __attribute__ ((packed)); +#endif + +/* + * REPLY_CHANNEL_SWITCH = 0x72 (command, has simple generic response) + */ +struct iwl_channel_switch_cmd { + u8 band; + u8 expect_beacon; + __le16 channel; + __le32 rxon_flags; + __le32 rxon_filter_flags; + __le32 switch_time; +#if IWL == 3945 + struct iwl_power_per_rate power[IWL_MAX_RATES]; +#elif IWL == 4965 + struct iwl_tx_power_db tx_power; +#endif +} __attribute__ ((packed)); + +/* + * CHANNEL_SWITCH_NOTIFICATION = 0x73 (notification only, not a command) + */ +struct iwl_csa_notification { + __le16 band; + __le16 channel; + __le32 status; /* 0 - OK, 1 - fail */ +} __attribute__ ((packed)); + +/****************************************************************************** + * (2) + * Quality-of-Service (QOS) Commands & Responses: + * + *****************************************************************************/ +struct iwl_ac_qos { + __le16 cw_min; + __le16 cw_max; + u8 aifsn; + u8 reserved1; + __le16 edca_txop; +} __attribute__ ((packed)); + +/* QoS flags defines */ +#define QOS_PARAM_FLG_UPDATE_EDCA_MSK __constant_cpu_to_le32(0x01) +#define QOS_PARAM_FLG_TGN_MSK __constant_cpu_to_le32(0x02) +#define QOS_PARAM_FLG_TXOP_TYPE_MSK __constant_cpu_to_le32(0x10) + +/* + * TXFIFO Queue number defines + */ +/* number of Access categories (AC) (EDCA), queues 0..3 */ +#define AC_NUM 4 + +/* + * REPLY_QOS_PARAM = 0x13 (command, has simple generic response) + */ +struct iwl_qosparam_cmd { + __le32 qos_flags; + struct iwl_ac_qos ac[AC_NUM]; +} __attribute__ ((packed)); + +/****************************************************************************** + * (3) + * Add/Modify Stations Commands & Responses: + * + *****************************************************************************/ +/* + * Multi station support + */ +#define IWL_AP_ID 0 +#define IWL_MULTICAST_ID 1 +#define IWL_STA_ID 2 + +#define IWL3945_BROADCAST_ID 24 +#define IWL3945_STATION_COUNT 25 + +#define IWL4965_BROADCAST_ID 31 +#define IWL4965_STATION_COUNT 32 + +#define IWL_STATION_COUNT 32 /* MAX(3945,4965)*/ +#define IWL_INVALID_STATION 255 + +#if IWL == 3945 +#define STA_FLG_TX_RATE_MSK __constant_cpu_to_le32(1<<2); +#endif +#define STA_FLG_PWR_SAVE_MSK __constant_cpu_to_le32(1<<8); + +#define STA_CONTROL_MODIFY_MSK 0x01 + +/* key flags __le16*/ +#define STA_KEY_FLG_ENCRYPT_MSK __constant_cpu_to_le16(0x7) +#define STA_KEY_FLG_NO_ENC __constant_cpu_to_le16(0x0) +#define STA_KEY_FLG_WEP __constant_cpu_to_le16(0x1) +#define STA_KEY_FLG_CCMP __constant_cpu_to_le16(0x2) +#define STA_KEY_FLG_TKIP __constant_cpu_to_le16(0x3) + +#define STA_KEY_FLG_KEYID_POS 8 +#define STA_KEY_FLG_INVALID __constant_cpu_to_le16(0x0800) + +/* modify flags */ +#define STA_MODIFY_KEY_MASK 0x01 +#define STA_MODIFY_TID_DISABLE_TX 0x02 +#define STA_MODIFY_TX_RATE_MSK 0x04 +#define STA_MODIFY_ADDBA_TID_MSK 0x08 +#define STA_MODIFY_DELBA_TID_MSK 0x10 +#define BUILD_RAxTID(sta_id, tid) (((sta_id) << 4) + (tid)) + +/* + * Antenna masks: + * bit14:15 01 B inactive, A active + * 10 B active, A inactive + * 11 Both active + */ +#define RATE_MCS_ANT_A_POS 14 +#define RATE_MCS_ANT_B_POS 15 +#define RATE_MCS_ANT_A_MSK 0x4000 +#define RATE_MCS_ANT_B_MSK 0x8000 +#define RATE_MCS_ANT_AB_MSK 0xc000 + +struct iwl_keyinfo { + __le16 key_flags; + u8 tkip_rx_tsc_byte2; /* TSC[2] for key mix ph1 detection */ + u8 reserved1; + __le16 tkip_rx_ttak[5]; /* 10-byte unicast TKIP TTAK */ + __le16 reserved2; + u8 key[16]; /* 16-byte unicast decryption key */ +} __attribute__ ((packed)); + +struct sta_id_modify { + u8 addr[ETH_ALEN]; + __le16 reserved1; + u8 sta_id; + u8 modify_mask; + __le16 reserved2; +} __attribute__ ((packed)); + +/* + * REPLY_ADD_STA = 0x18 (command) + */ +struct iwl_addsta_cmd { + u8 mode; + u8 reserved[3]; + struct sta_id_modify sta; + struct iwl_keyinfo key; + __le32 station_flags; + __le32 station_flags_msk; + __le16 tid_disable_tx; +#if IWL == 3945 + __le16 rate_n_flags; +#else + __le16 reserved1; +#endif + u8 add_immediate_ba_tid; + u8 remove_immediate_ba_tid; + __le16 add_immediate_ba_ssn; +#if IWL == 4965 + __le32 reserved2; +#endif +} __attribute__ ((packed)); + +/* + * REPLY_ADD_STA = 0x18 (response) + */ +struct iwl_add_sta_resp { + u8 status; +} __attribute__ ((packed)); + +#define ADD_STA_SUCCESS_MSK 0x1 + +/****************************************************************************** + * (4) + * Rx Responses: + * + *****************************************************************************/ + +struct iwl_rx_frame_stats { + u8 phy_count; + u8 id; + u8 rssi; + u8 agc; + __le16 sig_avg; + __le16 noise_diff; + u8 payload[0]; +} __attribute__ ((packed)); + +struct iwl_rx_frame_hdr { + __le16 channel; + __le16 phy_flags; + u8 reserved1; + u8 rate; + __le16 len; + u8 payload[0]; +} __attribute__ ((packed)); + +#define RX_RES_STATUS_NO_CRC32_ERROR __constant_cpu_to_le32(1 << 0) +#define RX_RES_STATUS_NO_RXE_OVERFLOW __constant_cpu_to_le32(1 << 1) + +#define RX_RES_PHY_FLAGS_BAND_24_MSK __constant_cpu_to_le16(1 << 0) +#define RX_RES_PHY_FLAGS_MOD_CCK_MSK __constant_cpu_to_le16(1 << 1) +#define RX_RES_PHY_FLAGS_SHORT_PREAMBLE_MSK __constant_cpu_to_le16(1 << 2) +#define RX_RES_PHY_FLAGS_NARROW_BAND_MSK __constant_cpu_to_le16(1 << 3) +#define RX_RES_PHY_FLAGS_ANTENNA_MSK __constant_cpu_to_le16(0xf0) + +#define RX_RES_STATUS_SEC_TYPE_MSK (0x7 << 8) +#define RX_RES_STATUS_SEC_TYPE_NONE (0x0 << 8) +#define RX_RES_STATUS_SEC_TYPE_WEP (0x1 << 8) +#define RX_RES_STATUS_SEC_TYPE_CCMP (0x2 << 8) +#define RX_RES_STATUS_SEC_TYPE_TKIP (0x3 << 8) + +#define RX_RES_STATUS_DECRYPT_TYPE_MSK (0x3 << 11) +#define RX_RES_STATUS_NOT_DECRYPT (0x0 << 11) +#define RX_RES_STATUS_DECRYPT_OK (0x3 << 11) +#define RX_RES_STATUS_BAD_ICV_MIC (0x1 << 11) +#define RX_RES_STATUS_BAD_KEY_TTAK (0x2 << 11) + +struct iwl_rx_frame_end { + __le32 status; + __le64 timestamp; + __le32 beacon_timestamp; +} __attribute__ ((packed)); + +/* + * REPLY_3945_RX = 0x1b (response only, not a command) + * + * NOTE: DO NOT dereference from casts to this structure + * It is provided only for calculating minimum data set size. + * The actual offsets of the hdr and end are dynamic based on + * stats.phy_count + */ +struct iwl_rx_frame { + struct iwl_rx_frame_stats stats; + struct iwl_rx_frame_hdr hdr; + struct iwl_rx_frame_end end; +} __attribute__ ((packed)); + +/* Fixed (non-configurable) rx data from phy */ +#define RX_PHY_FLAGS_ANTENNAE_OFFSET (4) +#define RX_PHY_FLAGS_ANTENNAE_MASK (0x70) +#define IWL_AGC_DB_MASK (0x3f80) /* MASK(7,13) */ +#define IWL_AGC_DB_POS (7) +struct iwl4965_rx_non_cfg_phy { + __le16 ant_selection; /* ant A bit 4, ant B bit 5, ant C bit 6 */ + __le16 agc_info; /* agc code 0:6, agc dB 7:13, reserved 14:15 */ + u8 rssi_info[6]; /* we use even entries, 0/2/4 for A/B/C rssi */ + u8 pad[0]; +} __attribute__ ((packed)); + +/* + * REPLY_4965_RX = 0xc3 (response only, not a command) + * Used only for legacy (non 11n) frames. + */ +#define RX_RES_PHY_CNT 14 +struct iwl4965_rx_phy_res { + u8 non_cfg_phy_cnt; /* non configurable DSP phy data byte count */ + u8 cfg_phy_cnt; /* configurable DSP phy data byte count */ + u8 stat_id; /* configurable DSP phy data set ID */ + u8 reserved1; + __le64 timestamp; /* TSF at on air rise */ + __le32 beacon_time_stamp; /* beacon at on-air rise */ + __le16 phy_flags; /* general phy flags: band, modulation, ... */ + __le16 channel; /* channel number */ + __le16 non_cfg_phy[RX_RES_PHY_CNT]; /* upto 14 phy entries */ + __le32 reserved2; + __le32 rate_n_flags; + __le16 byte_count; /* frame's byte-count */ + __le16 reserved3; +} __attribute__ ((packed)); + +struct iwl4965_rx_mpdu_res_start { + __le16 byte_count; + __le16 reserved; +} __attribute__ ((packed)); + + +/****************************************************************************** + * (5) + * Tx Commands & Responses: + * + *****************************************************************************/ + +/* Tx flags */ +#define TX_CMD_FLG_RTS_MSK __constant_cpu_to_le32(1 << 1) +#define TX_CMD_FLG_CTS_MSK __constant_cpu_to_le32(1 << 2) +#define TX_CMD_FLG_ACK_MSK __constant_cpu_to_le32(1 << 3) +#define TX_CMD_FLG_STA_RATE_MSK __constant_cpu_to_le32(1 << 4) +#define TX_CMD_FLG_IMM_BA_RSP_MASK __constant_cpu_to_le32(1 << 6) +#define TX_CMD_FLG_FULL_TXOP_PROT_MSK __constant_cpu_to_le32(1 << 7) +#define TX_CMD_FLG_ANT_SEL_MSK __constant_cpu_to_le32(0xf00) +#define TX_CMD_FLG_ANT_A_MSK __constant_cpu_to_le32(1 << 8) +#define TX_CMD_FLG_ANT_B_MSK __constant_cpu_to_le32(1 << 9) + +/* ucode ignores BT priority for this frame */ +#define TX_CMD_FLG_BT_DIS_MSK __constant_cpu_to_le32(1 << 12) + +/* ucode overrides sequence control */ +#define TX_CMD_FLG_SEQ_CTL_MSK __constant_cpu_to_le32(1 << 13) + +/* signal that this frame is non-last MPDU */ +#define TX_CMD_FLG_MORE_FRAG_MSK __constant_cpu_to_le32(1 << 14) + +/* calculate TSF in outgoing frame */ +#define TX_CMD_FLG_TSF_MSK __constant_cpu_to_le32(1 << 16) + +/* activate TX calibration. */ +#define TX_CMD_FLG_CALIB_MSK __constant_cpu_to_le32(1 << 17) + +/* signals that 2 bytes pad was inserted + after the MAC header */ +#define TX_CMD_FLG_MH_PAD_MSK __constant_cpu_to_le32(1 << 20) + +/* HCCA-AP - disable duration overwriting. */ +#define TX_CMD_FLG_DUR_MSK __constant_cpu_to_le32(1 << 25) + +/* + * TX command security control + */ +#define TX_CMD_SEC_WEP 0x01 +#define TX_CMD_SEC_CCM 0x02 +#define TX_CMD_SEC_TKIP 0x03 +#define TX_CMD_SEC_MSK 0x03 +#define TX_CMD_SEC_SHIFT 6 +#define TX_CMD_SEC_KEY128 0x08 + +/* + * TX command Frame life time + */ + +struct iwl_dram_scratch { + u8 try_cnt; + u8 bt_kill_cnt; + __le16 reserved; +} __attribute__ ((packed)); + +/* + * REPLY_TX = 0x1c (command) + */ +struct iwl_tx_cmd { + __le16 len; + __le16 next_frame_len; + __le32 tx_flags; +#if IWL == 3945 + u8 rate; + u8 sta_id; + u8 tid_tspec; +#elif IWL == 4965 + struct iwl_dram_scratch scratch; + __le32 rate_n_flags; + u8 sta_id; +#endif + u8 sec_ctl; +#if IWL == 4965 + u8 initial_rate_index; + u8 reserved; +#endif + u8 key[16]; +#if IWL == 3945 + union { + u8 byte[8]; + __le16 word[4]; + __le32 dw[2]; + } tkip_mic; + __le32 next_frame_info; +#elif IWL == 4965 + __le16 next_frame_flags; + __le16 reserved2; +#endif + union { + __le32 life_time; + __le32 attempt; + } stop_time; +#if IWL == 3945 + u8 supp_rates[2]; +#elif IWL == 4965 + __le32 dram_lsb_ptr; + u8 dram_msb_ptr; +#endif + u8 rts_retry_limit; /*byte 50 */ + u8 data_retry_limit; /*byte 51 */ +#if IWL == 4965 + u8 tid_tspec; +#endif + union { + __le16 pm_frame_timeout; + __le16 attempt_duration; + } timeout; + __le16 driver_txop; + u8 payload[0]; + struct ieee80211_hdr hdr[0]; +} __attribute__ ((packed)); + +/* TX command response is sent after *all* transmission attempts. + * + * NOTES: + * + * TX_STATUS_FAIL_NEXT_FRAG + * + * If the fragment flag in the MAC header for the frame being transmitted + * is set and there is insufficient time to transmit the next frame, the + * TX status will be returned with 'TX_STATUS_FAIL_NEXT_FRAG'. + * + * TX_STATUS_FIFO_UNDERRUN + * + * Indicates the host did not provide bytes to the FIFO fast enough while + * a TX was in progress. + * + * TX_STATUS_FAIL_MGMNT_ABORT + * + * This status is only possible if the ABORT ON MGMT RX parameter was + * set to true with the TX command. + * + * If the MSB of the status parameter is set then an abort sequence is + * required. This sequence consists of the host activating the TX Abort + * control line, and then waiting for the TX Abort command response. This + * indicates that a the device is no longer in a transmit state, and that the + * command FIFO has been cleared. The host must then deactivate the TX Abort + * control line. Receiving is still allowed in this case. + */ +enum { + TX_STATUS_SUCCESS = 0x01, + TX_STATUS_DIRECT_DONE = 0x02, + TX_STATUS_FAIL_SHORT_LIMIT = 0x82, + TX_STATUS_FAIL_LONG_LIMIT = 0x83, + TX_STATUS_FAIL_FIFO_UNDERRUN = 0x84, + TX_STATUS_FAIL_MGMNT_ABORT = 0x85, + TX_STATUS_FAIL_NEXT_FRAG = 0x86, + TX_STATUS_FAIL_LIFE_EXPIRE = 0x87, + TX_STATUS_FAIL_DEST_PS = 0x88, + TX_STATUS_FAIL_ABORTED = 0x89, + TX_STATUS_FAIL_BT_RETRY = 0x8a, + TX_STATUS_FAIL_STA_INVALID = 0x8b, + TX_STATUS_FAIL_FRAG_DROPPED = 0x8c, + TX_STATUS_FAIL_TID_DISABLE = 0x8d, + TX_STATUS_FAIL_FRAME_FLUSHED = 0x8e, + TX_STATUS_FAIL_INSUFFICIENT_CF_POLL = 0x8f, + TX_STATUS_FAIL_TX_LOCKED = 0x90, + TX_STATUS_FAIL_NO_BEACON_ON_RADAR = 0x91, +}; + +#define TX_PACKET_MODE_REGULAR 0x0000 +#define TX_PACKET_MODE_BURST_SEQ 0x0100 +#define TX_PACKET_MODE_BURST_FIRST 0x0200 + +enum { + TX_POWER_PA_NOT_ACTIVE = 0x0, +}; + +enum { + TX_STATUS_MSK = 0x000000ff, /* bits 0:7 */ + TX_STATUS_DELAY_MSK = 0x00000040, + TX_STATUS_ABORT_MSK = 0x00000080, + TX_PACKET_MODE_MSK = 0x0000ff00, /* bits 8:15 */ + TX_FIFO_NUMBER_MSK = 0x00070000, /* bits 16:18 */ + TX_RESERVED = 0x00780000, /* bits 19:22 */ + TX_POWER_PA_DETECT_MSK = 0x7f800000, /* bits 23:30 */ + TX_ABORT_REQUIRED_MSK = 0x80000000, /* bits 31:31 */ +}; + +/* ******************************* + * TX aggregation state + ******************************* */ + +enum { + AGG_TX_STATE_TRANSMITTED = 0x00, + AGG_TX_STATE_UNDERRUN_MSK = 0x01, + AGG_TX_STATE_BT_PRIO_MSK = 0x02, + AGG_TX_STATE_FEW_BYTES_MSK = 0x04, + AGG_TX_STATE_ABORT_MSK = 0x08, + AGG_TX_STATE_LAST_SENT_TTL_MSK = 0x10, + AGG_TX_STATE_LAST_SENT_TRY_CNT_MSK = 0x20, + AGG_TX_STATE_LAST_SENT_BT_KILL_MSK = 0x40, + AGG_TX_STATE_SCD_QUERY_MSK = 0x80, + AGG_TX_STATE_TEST_BAD_CRC32_MSK = 0x100, + AGG_TX_STATE_RESPONSE_MSK = 0x1ff, + AGG_TX_STATE_DUMP_TX_MSK = 0x200, + AGG_TX_STATE_DELAY_TX_MSK = 0x400 +}; + +#define AGG_TX_STATE_LAST_SENT_MSK \ +(AGG_TX_STATE_LAST_SENT_TTL_MSK | \ + AGG_TX_STATE_LAST_SENT_TRY_CNT_MSK | \ + AGG_TX_STATE_LAST_SENT_BT_KILL_MSK) + +#define AGG_TX_STATE_TRY_CNT_POS 12 +#define AGG_TX_STATE_TRY_CNT_MSK 0xf000 + +#define AGG_TX_STATE_SEQ_NUM_POS 16 +#define AGG_TX_STATE_SEQ_NUM_MSK 0xffff0000 + +/* + * REPLY_TX = 0x1c (response) + */ +#if IWL == 4965 +struct iwl_tx_resp { + u8 frame_count; /* 1 no aggregation, >1 aggregation */ + u8 bt_kill_count; + u8 failure_rts; + u8 failure_frame; + __le32 rate_n_flags; + __le16 wireless_media_time; + __le16 reserved; + __le32 pa_power1; + __le32 pa_power2; + __le32 status; /* TX status (for aggregation status of 1st frame) */ +} __attribute__ ((packed)); + +#elif IWL == 3945 +struct iwl_tx_resp { + u8 failure_rts; + u8 failure_frame; + u8 bt_kill_count; + u8 rate; + __le32 wireless_media_time; + __le32 status; /* TX status (for aggregation status of 1st frame) */ +} __attribute__ ((packed)); +#endif + +/* + * REPLY_COMPRESSED_BA = 0xc5 (response only, not a command) + */ +struct iwl_compressed_ba_resp { + __le32 sta_addr_lo32; + __le16 sta_addr_hi16; + __le16 reserved; + u8 sta_id; + u8 tid; + __le16 ba_seq_ctl; + __le32 ba_bitmap0; + __le32 ba_bitmap1; + __le16 scd_flow; + __le16 scd_ssn; +} __attribute__ ((packed)); + +/* + * REPLY_TX_PWR_TABLE_CMD = 0x97 (command, has simple generic response) + */ +struct iwl_txpowertable_cmd { + u8 band; /* 0: 5 GHz, 1: 2.4 GHz */ + u8 reserved; + __le16 channel; +#if IWL == 3945 + struct iwl_power_per_rate power[IWL_MAX_RATES]; +#elif IWL == 4965 + struct iwl_tx_power_db tx_power; +#endif +} __attribute__ ((packed)); + +#if IWL == 3945 +struct iwl_rate_scaling_info { + __le16 rate_n_flags; + u8 try_cnt; + u8 next_rate_index; +} __attribute__ ((packed)); + +/** + * struct iwl_rate_scaling_cmd - Rate Scaling Command & Response + * + * REPLY_RATE_SCALE = 0x47 (command, has simple generic response) + * + * NOTE: The table of rates passed to the uCode via the + * RATE_SCALE command sets up the corresponding order of + * rates used for all related commands, including rate + * masks, etc. + * + * For example, if you set 9MB (PLCP 0x0f) as the first + * rate in the rate table, the bit mask for that rate + * when passed through ofdm_basic_rates on the REPLY_RXON + * command would be bit 0 (1<<0) + */ +struct iwl_rate_scaling_cmd { + u8 table_id; + u8 reserved[3]; + struct iwl_rate_scaling_info table[IWL_MAX_RATES]; +} __attribute__ ((packed)); + +#elif IWL == 4965 + +/*RS_NEW_API: only TLC_RTS remains and moved to bit 0 */ +#define LINK_QUAL_FLAGS_SET_STA_TLC_RTS_MSK (1<<0) + +#define LINK_QUAL_AC_NUM AC_NUM +#define LINK_QUAL_MAX_RETRY_NUM 16 + +#define LINK_QUAL_ANT_A_MSK (1<<0) +#define LINK_QUAL_ANT_B_MSK (1<<1) +#define LINK_QUAL_ANT_MSK (LINK_QUAL_ANT_A_MSK|LINK_QUAL_ANT_B_MSK) + +struct iwl_link_qual_general_params { + u8 flags; + u8 mimo_delimiter; + u8 single_stream_ant_msk; + u8 dual_stream_ant_msk; + u8 start_rate_index[LINK_QUAL_AC_NUM]; +} __attribute__ ((packed)); + +struct iwl_link_qual_agg_params { + __le16 agg_time_limit; + u8 agg_dis_start_th; + u8 agg_frame_cnt_limit; + __le32 reserved; +} __attribute__ ((packed)); + +/* + * REPLY_TX_LINK_QUALITY_CMD = 0x4e (command, has simple generic response) + */ +struct iwl_link_quality_cmd { + u8 sta_id; + u8 reserved1; + __le16 control; + struct iwl_link_qual_general_params general_params; + struct iwl_link_qual_agg_params agg_params; + struct { + __le32 rate_n_flags; + } rs_table[LINK_QUAL_MAX_RETRY_NUM]; + __le32 reserved2; +} __attribute__ ((packed)); +#endif + +/* + * REPLY_BT_CONFIG = 0x9b (command, has simple generic response) + */ +struct iwl_bt_cmd { + u8 flags; + u8 lead_time; + u8 max_kill; + u8 reserved; + __le32 kill_ack_mask; + __le32 kill_cts_mask; +} __attribute__ ((packed)); + +/****************************************************************************** + * (6) + * Spectrum Management (802.11h) Commands, Responses, Notifications: + * + *****************************************************************************/ + +/* + * Spectrum Management + */ +#define MEASUREMENT_FILTER_FLAG (RXON_FILTER_PROMISC_MSK | \ + RXON_FILTER_CTL2HOST_MSK | \ + RXON_FILTER_ACCEPT_GRP_MSK | \ + RXON_FILTER_DIS_DECRYPT_MSK | \ + RXON_FILTER_DIS_GRP_DECRYPT_MSK | \ + RXON_FILTER_ASSOC_MSK | \ + RXON_FILTER_BCON_AWARE_MSK) + +struct iwl_measure_channel { + __le32 duration; /* measurement duration in extended beacon + * format */ + u8 channel; /* channel to measure */ + u8 type; /* see enum iwl_measure_type */ + __le16 reserved; +} __attribute__ ((packed)); + +/* + * REPLY_SPECTRUM_MEASUREMENT_CMD = 0x74 (command) + */ +struct iwl_spectrum_cmd { + __le16 len; /* number of bytes starting from token */ + u8 token; /* token id */ + u8 id; /* measurement id -- 0 or 1 */ + u8 origin; /* 0 = TGh, 1 = other, 2 = TGk */ + u8 periodic; /* 1 = periodic */ + __le16 path_loss_timeout; + __le32 start_time; /* start time in extended beacon format */ + __le32 reserved2; + __le32 flags; /* rxon flags */ + __le32 filter_flags; /* rxon filter flags */ + __le16 channel_count; /* minimum 1, maximum 10 */ + __le16 reserved3; + struct iwl_measure_channel channels[10]; +} __attribute__ ((packed)); + +/* + * REPLY_SPECTRUM_MEASUREMENT_CMD = 0x74 (response) + */ +struct iwl_spectrum_resp { + u8 token; + u8 id; /* id of the prior command replaced, or 0xff */ + __le16 status; /* 0 - command will be handled + * 1 - cannot handle (conflicts with another + * measurement) */ +} __attribute__ ((packed)); + +enum iwl_measurement_state { + IWL_MEASUREMENT_START = 0, + IWL_MEASUREMENT_STOP = 1, +}; + +enum iwl_measurement_status { + IWL_MEASUREMENT_OK = 0, + IWL_MEASUREMENT_CONCURRENT = 1, + IWL_MEASUREMENT_CSA_CONFLICT = 2, + IWL_MEASUREMENT_TGH_CONFLICT = 3, + /* 4-5 reserved */ + IWL_MEASUREMENT_STOPPED = 6, + IWL_MEASUREMENT_TIMEOUT = 7, + IWL_MEASUREMENT_PERIODIC_FAILED = 8, +}; + +#define NUM_ELEMENTS_IN_HISTOGRAM 8 + +struct iwl_measurement_histogram { + __le32 ofdm[NUM_ELEMENTS_IN_HISTOGRAM]; /* in 0.8usec counts */ + __le32 cck[NUM_ELEMENTS_IN_HISTOGRAM]; /* in 1usec counts */ +} __attribute__ ((packed)); + +/* clear channel availability counters */ +struct iwl_measurement_cca_counters { + __le32 ofdm; + __le32 cck; +} __attribute__ ((packed)); + +enum iwl_measure_type { + IWL_MEASURE_BASIC = (1 << 0), + IWL_MEASURE_CHANNEL_LOAD = (1 << 1), + IWL_MEASURE_HISTOGRAM_RPI = (1 << 2), + IWL_MEASURE_HISTOGRAM_NOISE = (1 << 3), + IWL_MEASURE_FRAME = (1 << 4), + /* bits 5:6 are reserved */ + IWL_MEASURE_IDLE = (1 << 7), +}; + +/* + * SPECTRUM_MEASURE_NOTIFICATION = 0x75 (notification only, not a command) + */ +struct iwl_spectrum_notification { + u8 id; /* measurement id -- 0 or 1 */ + u8 token; + u8 channel_index; /* index in measurement channel list */ + u8 state; /* 0 - start, 1 - stop */ + __le32 start_time; /* lower 32-bits of TSF */ + u8 band; /* 0 - 5.2GHz, 1 - 2.4GHz */ + u8 channel; + u8 type; /* see enum iwl_measurement_type */ + u8 reserved1; + /* NOTE: cca_ofdm, cca_cck, basic_type, and histogram are only only + * valid if applicable for measurement type requested. */ + __le32 cca_ofdm; /* cca fraction time in 40Mhz clock periods */ + __le32 cca_cck; /* cca fraction time in 44Mhz clock periods */ + __le32 cca_time; /* channel load time in usecs */ + u8 basic_type; /* 0 - bss, 1 - ofdm preamble, 2 - + * unidentified */ + u8 reserved2[3]; + struct iwl_measurement_histogram histogram; + __le32 stop_time; /* lower 32-bits of TSF */ + __le32 status; /* see iwl_measurement_status */ +} __attribute__ ((packed)); + +/****************************************************************************** + * (7) + * Power Management Commands, Responses, Notifications: + * + *****************************************************************************/ + +/** + * struct iwl_powertable_cmd - Power Table Command + * @flags: See below: + * + * POWER_TABLE_CMD = 0x77 (command, has simple generic response) + * + * PM allow: + * bit 0 - '0' Driver not allow power management + * '1' Driver allow PM (use rest of parameters) + * uCode send sleep notifications: + * bit 1 - '0' Don't send sleep notification + * '1' send sleep notification (SEND_PM_NOTIFICATION) + * Sleep over DTIM + * bit 2 - '0' PM have to walk up every DTIM + * '1' PM could sleep over DTIM till listen Interval. + * PCI power managed + * bit 3 - '0' (PCI_LINK_CTRL & 0x1) + * '1' !(PCI_LINK_CTRL & 0x1) + * Force sleep Modes + * bit 31/30- '00' use both mac/xtal sleeps + * '01' force Mac sleep + * '10' force xtal sleep + * '11' Illegal set + * + * NOTE: if sleep_interval[SLEEP_INTRVL_TABLE_SIZE-1] > DTIM period then + * ucode assume sleep over DTIM is allowed and we don't need to wakeup + * for every DTIM. + */ +#define IWL_POWER_VEC_SIZE 5 + + +#if IWL == 3945 + +#define IWL_POWER_DRIVER_ALLOW_SLEEP_MSK __constant_cpu_to_le32(1<<0) +#define IWL_POWER_SLEEP_OVER_DTIM_MSK __constant_cpu_to_le32(1<<2) +#define IWL_POWER_PCI_PM_MSK __constant_cpu_to_le32(1<<3) +struct iwl_powertable_cmd { + __le32 flags; + __le32 rx_data_timeout; + __le32 tx_data_timeout; + __le32 sleep_interval[IWL_POWER_VEC_SIZE]; +} __attribute__((packed)); + +#elif IWL == 4965 + +#define IWL_POWER_DRIVER_ALLOW_SLEEP_MSK __constant_cpu_to_le16(1<<0) +#define IWL_POWER_SLEEP_OVER_DTIM_MSK __constant_cpu_to_le16(1<<2) +#define IWL_POWER_PCI_PM_MSK __constant_cpu_to_le16(1<<3) + +struct iwl_powertable_cmd { + __le16 flags; + u8 keep_alive_seconds; + u8 debug_flags; + __le32 rx_data_timeout; + __le32 tx_data_timeout; + __le32 sleep_interval[IWL_POWER_VEC_SIZE]; + __le32 keep_alive_beacons; +} __attribute__ ((packed)); +#endif + +/* + * PM_SLEEP_NOTIFICATION = 0x7A (notification only, not a command) + * 3945 and 4965 identical. + */ +struct iwl_sleep_notification { + u8 pm_sleep_mode; + u8 pm_wakeup_src; + __le16 reserved; + __le32 sleep_time; + __le32 tsf_low; + __le32 bcon_timer; +} __attribute__ ((packed)); + +/* Sleep states. 3945 and 4965 identical. */ +enum { + IWL_PM_NO_SLEEP = 0, + IWL_PM_SLP_MAC = 1, + IWL_PM_SLP_FULL_MAC_UNASSOCIATE = 2, + IWL_PM_SLP_FULL_MAC_CARD_STATE = 3, + IWL_PM_SLP_PHY = 4, + IWL_PM_SLP_REPENT = 5, + IWL_PM_WAKEUP_BY_TIMER = 6, + IWL_PM_WAKEUP_BY_DRIVER = 7, + IWL_PM_WAKEUP_BY_RFKILL = 8, + /* 3 reserved */ + IWL_PM_NUM_OF_MODES = 12, +}; + +/* + * REPLY_CARD_STATE_CMD = 0xa0 (command, has simple generic response) + */ +#define CARD_STATE_CMD_DISABLE 0x00 /* Put card to sleep */ +#define CARD_STATE_CMD_ENABLE 0x01 /* Wake up card */ +#define CARD_STATE_CMD_HALT 0x02 /* Power down permanently */ +struct iwl_card_state_cmd { + __le32 status; /* CARD_STATE_CMD_* request new power state */ +} __attribute__ ((packed)); + +/* + * CARD_STATE_NOTIFICATION = 0xa1 (notification only, not a command) + */ +struct iwl_card_state_notif { + __le32 flags; +} __attribute__ ((packed)); + +#define HW_CARD_DISABLED 0x01 +#define SW_CARD_DISABLED 0x02 +#define RF_CARD_DISABLED 0x04 +#define RXON_CARD_DISABLED 0x10 + +struct iwl_ct_kill_config { + __le32 reserved; + __le32 critical_temperature_M; + __le32 critical_temperature_R; +} __attribute__ ((packed)); + +/****************************************************************************** + * (8) + * Scan Commands, Responses, Notifications: + * + *****************************************************************************/ + +struct iwl_scan_channel { + /* type is defined as: + * 0:0 active (0 - passive) + * 1:4 SSID direct + * If 1 is set then corresponding SSID IE is transmitted in probe + * 5:7 reserved + */ + u8 type; + u8 channel; + struct iwl_tx_power tpc; + __le16 active_dwell; + __le16 passive_dwell; +} __attribute__ ((packed)); + +struct iwl_ssid_ie { + u8 id; + u8 len; + u8 ssid[32]; +} __attribute__ ((packed)); + +#define PROBE_OPTION_MAX 0x4 +#define TX_CMD_LIFE_TIME_INFINITE __constant_cpu_to_le32(0xFFFFFFFF) +#define IWL_GOOD_CRC_TH __constant_cpu_to_le16(1) +#define IWL_MAX_SCAN_SIZE 1024 + +/* + * REPLY_SCAN_CMD = 0x80 (command) + */ +struct iwl_scan_cmd { + __le16 len; + u8 reserved0; + u8 channel_count; + __le16 quiet_time; /* dwell only this long on quiet chnl + * (active scan) */ + __le16 quiet_plcp_th; /* quiet chnl is < this # pkts (typ. 1) */ + __le16 good_CRC_th; /* passive -> active promotion threshold */ +#if IWL == 3945 + __le16 reserved1; +#elif IWL == 4965 + __le16 rx_chain; +#endif + __le32 max_out_time; /* max usec to be out of associated (service) + * chnl */ + __le32 suspend_time; /* pause scan this long when returning to svc + * chnl. + * 3945 -- 31:24 # beacons, 19:0 additional usec, + * 4965 -- 31:22 # beacons, 21:0 additional usec. + */ + __le32 flags; + __le32 filter_flags; + + struct iwl_tx_cmd tx_cmd; + struct iwl_ssid_ie direct_scan[PROBE_OPTION_MAX]; + + u8 data[0]; + /* + * The channels start after the probe request payload and are of type: + * + * struct iwl_scan_channel channels[0]; + * + * NOTE: Only one band of channels can be scanned per pass. You + * can not mix 2.4GHz channels and 5.2GHz channels and must + * request a scan multiple times (not concurrently) + * + */ +} __attribute__ ((packed)); + +/* Can abort will notify by complete notification with abort status. */ +#define CAN_ABORT_STATUS __constant_cpu_to_le32(0x1) +/* complete notification statuses */ +#define ABORT_STATUS 0x2 + +/* + * REPLY_SCAN_CMD = 0x80 (response) + */ +struct iwl_scanreq_notification { + __le32 status; /* 1: okay, 2: cannot fulfill request */ +} __attribute__ ((packed)); + +/* + * SCAN_START_NOTIFICATION = 0x82 (notification only, not a command) + */ +struct iwl_scanstart_notification { + __le32 tsf_low; + __le32 tsf_high; + __le32 beacon_timer; + u8 channel; + u8 band; + u8 reserved[2]; + __le32 status; +} __attribute__ ((packed)); + +#define SCAN_OWNER_STATUS 0x1; +#define MEASURE_OWNER_STATUS 0x2; + +#define NUMBER_OF_STATISTICS 1 /* first __le32 is good CRC */ +/* + * SCAN_RESULTS_NOTIFICATION = 0x83 (notification only, not a command) + */ +struct iwl_scanresults_notification { + u8 channel; + u8 band; + u8 reserved[2]; + __le32 tsf_low; + __le32 tsf_high; + __le32 statistics[NUMBER_OF_STATISTICS]; +} __attribute__ ((packed)); + +/* + * SCAN_COMPLETE_NOTIFICATION = 0x84 (notification only, not a command) + */ +struct iwl_scancomplete_notification { + u8 scanned_channels; + u8 status; + u8 reserved; + u8 last_channel; + __le32 tsf_low; + __le32 tsf_high; +} __attribute__ ((packed)); + + +/****************************************************************************** + * (9) + * IBSS/AP Commands and Notifications: + * + *****************************************************************************/ + +/* + * BEACON_NOTIFICATION = 0x90 (notification only, not a command) + */ +struct iwl_beacon_notif { + struct iwl_tx_resp beacon_notify_hdr; + __le32 low_tsf; + __le32 high_tsf; + __le32 ibss_mgr_status; +} __attribute__ ((packed)); + +/* + * REPLY_TX_BEACON = 0x91 (command, has simple generic response) + */ +struct iwl_tx_beacon_cmd { + struct iwl_tx_cmd tx; + __le16 tim_idx; + u8 tim_size; + u8 reserved1; + struct ieee80211_hdr frame[0]; /* beacon frame */ +} __attribute__ ((packed)); + +/****************************************************************************** + * (10) + * Statistics Commands and Notifications: + * + *****************************************************************************/ + +#define IWL_TEMP_CONVERT 260 + +#define SUP_RATE_11A_MAX_NUM_CHANNELS 8 +#define SUP_RATE_11B_MAX_NUM_CHANNELS 4 +#define SUP_RATE_11G_MAX_NUM_CHANNELS 12 + +/* Used for passing to driver number of successes and failures per rate */ +struct rate_histogram { + union { + __le32 a[SUP_RATE_11A_MAX_NUM_CHANNELS]; + __le32 b[SUP_RATE_11B_MAX_NUM_CHANNELS]; + __le32 g[SUP_RATE_11G_MAX_NUM_CHANNELS]; + } success; + union { + __le32 a[SUP_RATE_11A_MAX_NUM_CHANNELS]; + __le32 b[SUP_RATE_11B_MAX_NUM_CHANNELS]; + __le32 g[SUP_RATE_11G_MAX_NUM_CHANNELS]; + } failed; +} __attribute__ ((packed)); + +/* statistics command response */ + +struct statistics_rx_phy { + __le32 ina_cnt; + __le32 fina_cnt; + __le32 plcp_err; + __le32 crc32_err; + __le32 overrun_err; + __le32 early_overrun_err; + __le32 crc32_good; + __le32 false_alarm_cnt; + __le32 fina_sync_err_cnt; + __le32 sfd_timeout; + __le32 fina_timeout; + __le32 unresponded_rts; + __le32 rxe_frame_limit_overrun; + __le32 sent_ack_cnt; + __le32 sent_cts_cnt; +#if IWL == 4965 + __le32 sent_ba_rsp_cnt; + __le32 dsp_self_kill; + __le32 mh_format_err; + __le32 re_acq_main_rssi_sum; + __le32 reserved3; +#endif +} __attribute__ ((packed)); + +#if IWL == 4965 +struct statistics_rx_ht_phy { + __le32 plcp_err; + __le32 overrun_err; + __le32 early_overrun_err; + __le32 crc32_good; + __le32 crc32_err; + __le32 mh_format_err; + __le32 agg_crc32_good; + __le32 agg_mpdu_cnt; + __le32 agg_cnt; + __le32 reserved2; +} __attribute__ ((packed)); +#endif + +struct statistics_rx_non_phy { + __le32 bogus_cts; /* CTS received when not expecting CTS */ + __le32 bogus_ack; /* ACK received when not expecting ACK */ + __le32 non_bssid_frames; /* number of frames with BSSID that + * doesn't belong to the STA BSSID */ + __le32 filtered_frames; /* count frames that were dumped in the + * filtering process */ + __le32 non_channel_beacons; /* beacons with our bss id but not on + * our serving channel */ +#if IWL == 4965 + __le32 channel_beacons; /* beacons with our bss id and in our + * serving channel */ + __le32 num_missed_bcon; /* number of missed beacons */ + __le32 adc_rx_saturation_time; /* count in 0.8us units the time the + * ADC was in saturation */ + __le32 ina_detection_search_time;/* total time (in 0.8us) searched + * for INA */ + __le32 beacon_silence_rssi_a; /* RSSI silence after beacon frame */ + __le32 beacon_silence_rssi_b; /* RSSI silence after beacon frame */ + __le32 beacon_silence_rssi_c; /* RSSI silence after beacon frame */ + __le32 interference_data_flag; /* flag for interference data + * availability. 1 when data is + * available. */ + __le32 channel_load; /* counts RX Enable time */ + __le32 dsp_false_alarms; /* DSP false alarm (both OFDM + * and CCK) counter */ + __le32 beacon_rssi_a; + __le32 beacon_rssi_b; + __le32 beacon_rssi_c; + __le32 beacon_energy_a; + __le32 beacon_energy_b; + __le32 beacon_energy_c; +#endif +} __attribute__ ((packed)); + +struct statistics_rx { + struct statistics_rx_phy ofdm; + struct statistics_rx_phy cck; + struct statistics_rx_non_phy general; +#if IWL == 4965 + struct statistics_rx_ht_phy ofdm_ht; +#endif +} __attribute__ ((packed)); + +#if IWL == 4965 +struct statistics_tx_non_phy_agg { + __le32 ba_timeout; + __le32 ba_reschedule_frames; + __le32 scd_query_agg_frame_cnt; + __le32 scd_query_no_agg; + __le32 scd_query_agg; + __le32 scd_query_mismatch; + __le32 frame_not_ready; + __le32 underrun; + __le32 bt_prio_kill; + __le32 rx_ba_rsp_cnt; + __le32 reserved2; + __le32 reserved3; +} __attribute__ ((packed)); +#endif + +struct statistics_tx { + __le32 preamble_cnt; + __le32 rx_detected_cnt; + __le32 bt_prio_defer_cnt; + __le32 bt_prio_kill_cnt; + __le32 few_bytes_cnt; + __le32 cts_timeout; + __le32 ack_timeout; + __le32 expected_ack_cnt; + __le32 actual_ack_cnt; +#if IWL == 4965 + __le32 dump_msdu_cnt; + __le32 burst_abort_next_frame_mismatch_cnt; + __le32 burst_abort_missing_next_frame_cnt; + __le32 cts_timeout_collision; + __le32 ack_or_ba_timeout_collision; + struct statistics_tx_non_phy_agg agg; +#endif +} __attribute__ ((packed)); + +struct statistics_dbg { + __le32 burst_check; + __le32 burst_count; + __le32 reserved[4]; +} __attribute__ ((packed)); + +struct statistics_div { + __le32 tx_on_a; + __le32 tx_on_b; + __le32 exec_time; + __le32 probe_time; +#if IWL == 4965 + __le32 reserved1; + __le32 reserved2; +#endif +} __attribute__ ((packed)); + +struct statistics_general { + __le32 temperature; +#if IWL == 4965 + __le32 temperature_m; +#endif + struct statistics_dbg dbg; + __le32 sleep_time; + __le32 slots_out; + __le32 slots_idle; + __le32 ttl_timestamp; + struct statistics_div div; +#if IWL == 4965 + __le32 rx_enable_counter; + __le32 reserved1; + __le32 reserved2; + __le32 reserved3; +#endif +} __attribute__ ((packed)); + +/* + * REPLY_STATISTICS_CMD = 0x9c, + * 3945 and 4965 identical. + * + * This command triggers an immediate response containing uCode statistics. + * The response is in the same format as STATISTICS_NOTIFICATION 0x9d, below. + * + * If the CLEAR_STATS configuration flag is set, uCode will clear its + * internal copy of the statistics (counters) after issuing the response. + * This flag does not affect STATISTICS_NOTIFICATIONs after beacons (see below). + * + * If the DISABLE_NOTIF configuration flag is set, uCode will not issue + * STATISTICS_NOTIFICATIONs after received beacons (see below). This flag + * does not affect the response to the REPLY_STATISTICS_CMD 0x9c itself. + */ +#define IWL_STATS_CONF_CLEAR_STATS __constant_cpu_to_le32(0x1) /* see above */ +#define IWL_STATS_CONF_DISABLE_NOTIF __constant_cpu_to_le32(0x2)/* see above */ +struct iwl_statistics_cmd { + __le32 configuration_flags; /* IWL_STATS_CONF_* */ +} __attribute__ ((packed)); + +/* + * STATISTICS_NOTIFICATION = 0x9d (notification only, not a command) + * + * By default, uCode issues this notification after receiving a beacon + * while associated. To disable this behavior, set DISABLE_NOTIF flag in the + * REPLY_STATISTICS_CMD 0x9c, above. + * + * Statistics counters continue to increment beacon after beacon, but are + * cleared when changing channels or when driver issues REPLY_STATISTICS_CMD + * 0x9c with CLEAR_STATS bit set (see above). + * + * uCode also issues this notification during scans. uCode clears statistics + * appropriately so that each notification contains statistics for only the + * one channel that has just been scanned. + */ +#define STATISTICS_REPLY_FLG_BAND_24G_MSK __constant_cpu_to_le32(0x2) +#define STATISTICS_REPLY_FLG_FAT_MODE_MSK __constant_cpu_to_le32(0x8) +struct iwl_notif_statistics { + __le32 flag; + struct statistics_rx rx; + struct statistics_tx tx; + struct statistics_general general; +} __attribute__ ((packed)); + + +/* + * MISSED_BEACONS_NOTIFICATION = 0xa2 (notification only, not a command) + */ +/* if ucode missed CONSECUTIVE_MISSED_BCONS_TH beacons in a row, + * then this notification will be sent. */ +#define CONSECUTIVE_MISSED_BCONS_TH 20 + +struct iwl_missed_beacon_notif { + __le32 consequtive_missed_beacons; + __le32 total_missed_becons; + __le32 num_expected_beacons; + __le32 num_recvd_beacons; +} __attribute__ ((packed)); + +/****************************************************************************** + * (11) + * Rx Calibration Commands: + * + *****************************************************************************/ + +#define PHY_CALIBRATE_DIFF_GAIN_CMD (7) +#define HD_TABLE_SIZE (11) + +struct iwl_sensitivity_cmd { + __le16 control; + __le16 table[HD_TABLE_SIZE]; +} __attribute__ ((packed)); + +struct iwl_calibration_cmd { + u8 opCode; + u8 flags; + __le16 reserved; + s8 diff_gain_a; + s8 diff_gain_b; + s8 diff_gain_c; + u8 reserved1; +} __attribute__ ((packed)); + +/****************************************************************************** + * (12) + * Miscellaneous Commands: + * + *****************************************************************************/ + +/* + * LEDs Command & Response + * REPLY_LEDS_CMD = 0x48 (command, has simple generic response) + * + * For each of 3 possible LEDs (Activity/Link/Tech, selected by "id" field), + * this command turns it on or off, or sets up a periodic blinking cycle. + */ +struct iwl_led_cmd { + __le32 interval; /* "interval" in uSec */ + u8 id; /* 1: Activity, 2: Link, 3: Tech */ + u8 off; /* # intervals off while blinking; + * "0", with >0 "on" value, turns LED on */ + u8 on; /* # intervals on while blinking; + * "0", regardless of "off", turns LED off */ + u8 reserved; +} __attribute__ ((packed)); + +/****************************************************************************** + * (13) + * Union of all expected notifications/responses: + * + *****************************************************************************/ + +struct iwl_rx_packet { + __le32 len; + struct iwl_cmd_header hdr; + union { + struct iwl_alive_resp alive_frame; + struct iwl_rx_frame rx_frame; + struct iwl_tx_resp tx_resp; + struct iwl_spectrum_notification spectrum_notif; + struct iwl_csa_notification csa_notif; + struct iwl_error_resp err_resp; + struct iwl_card_state_notif card_state_notif; + struct iwl_beacon_notif beacon_status; + struct iwl_add_sta_resp add_sta; + struct iwl_sleep_notification sleep_notif; + struct iwl_spectrum_resp spectrum; + struct iwl_notif_statistics stats; +#if IWL == 4965 + struct iwl_compressed_ba_resp compressed_ba; + struct iwl_missed_beacon_notif missed_beacon; +#endif + __le32 status; + u8 raw[0]; + } u; +} __attribute__ ((packed)); + +#define IWL_RX_FRAME_SIZE (4 + sizeof(struct iwl_rx_frame)) + +#endif /* __iwl_commands_h__ */ |
