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linux/drivers/net/wireless/ti/wl1251/cmd.h
David Gnedt 9281691fb2 wl1251: split RX and TX data path initialisation 
Split up data path initialisation into RX and TX data path initialisation
functions. This change is required for channel switching in monitor mode.

Signed-off-by: David Gnedt <david.gnedt@davizone.at>
Signed-off-by: Pali Rohár <pali.rohar@gmail.com>
Signed-off-by: Pavel Machek <pavel@ucw.cz>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
2014-01-09 10:53:39 -05:00

422 lines
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/*
* This file is part of wl1251
*
* Copyright (c) 1998-2007 Texas Instruments Incorporated
* Copyright (C) 2008 Nokia Corporation
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* version 2 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 St, Fifth Floor, Boston, MA
* 02110-1301 USA
*
*/
#ifndef __WL1251_CMD_H__
#define __WL1251_CMD_H__
#include "wl1251.h"
#include <net/cfg80211.h>
struct acx_header;
int wl1251_cmd_send(struct wl1251 *wl, u16 type, void *buf, size_t buf_len);
int wl1251_cmd_test(struct wl1251 *wl, void *buf, size_t buf_len, u8 answer);
int wl1251_cmd_interrogate(struct wl1251 *wl, u16 id, void *buf, size_t len);
int wl1251_cmd_configure(struct wl1251 *wl, u16 id, void *buf, size_t len);
int wl1251_cmd_vbm(struct wl1251 *wl, u8 identity,
void *bitmap, u16 bitmap_len, u8 bitmap_control);
int wl1251_cmd_data_path_rx(struct wl1251 *wl, u8 channel, bool enable);
int wl1251_cmd_data_path_tx(struct wl1251 *wl, u8 channel, bool enable);
int wl1251_cmd_join(struct wl1251 *wl, u8 bss_type, u8 channel,
u16 beacon_interval, u8 dtim_interval);
int wl1251_cmd_ps_mode(struct wl1251 *wl, u8 ps_mode);
int wl1251_cmd_read_memory(struct wl1251 *wl, u32 addr, void *answer,
size_t len);
int wl1251_cmd_template_set(struct wl1251 *wl, u16 cmd_id,
void *buf, size_t buf_len);
int wl1251_cmd_scan(struct wl1251 *wl, u8 *ssid, size_t ssid_len,
struct ieee80211_channel *channels[],
unsigned int n_channels, unsigned int n_probes);
int wl1251_cmd_trigger_scan_to(struct wl1251 *wl, u32 timeout);
/* unit ms */
#define WL1251_COMMAND_TIMEOUT 2000
enum wl1251_commands {
CMD_RESET = 0,
CMD_INTERROGATE = 1, /*use this to read information elements*/
CMD_CONFIGURE = 2, /*use this to write information elements*/
CMD_ENABLE_RX = 3,
CMD_ENABLE_TX = 4,
CMD_DISABLE_RX = 5,
CMD_DISABLE_TX = 6,
CMD_SCAN = 8,
CMD_STOP_SCAN = 9,
CMD_VBM = 10,
CMD_START_JOIN = 11,
CMD_SET_KEYS = 12,
CMD_READ_MEMORY = 13,
CMD_WRITE_MEMORY = 14,
CMD_BEACON = 19,
CMD_PROBE_RESP = 20,
CMD_NULL_DATA = 21,
CMD_PROBE_REQ = 22,
CMD_TEST = 23,
CMD_RADIO_CALIBRATE = 25, /* OBSOLETE */
CMD_ENABLE_RX_PATH = 27, /* OBSOLETE */
CMD_NOISE_HIST = 28,
CMD_RX_RESET = 29,
CMD_PS_POLL = 30,
CMD_QOS_NULL_DATA = 31,
CMD_LNA_CONTROL = 32,
CMD_SET_BCN_MODE = 33,
CMD_MEASUREMENT = 34,
CMD_STOP_MEASUREMENT = 35,
CMD_DISCONNECT = 36,
CMD_SET_PS_MODE = 37,
CMD_CHANNEL_SWITCH = 38,
CMD_STOP_CHANNEL_SWICTH = 39,
CMD_AP_DISCOVERY = 40,
CMD_STOP_AP_DISCOVERY = 41,
CMD_SPS_SCAN = 42,
CMD_STOP_SPS_SCAN = 43,
CMD_HEALTH_CHECK = 45,
CMD_DEBUG = 46,
CMD_TRIGGER_SCAN_TO = 47,
NUM_COMMANDS,
MAX_COMMAND_ID = 0xFFFF,
};
#define MAX_CMD_PARAMS 572
struct wl1251_cmd_header {
u16 id;
u16 status;
/* payload */
u8 data[0];
} __packed;
struct wl1251_command {
struct wl1251_cmd_header header;
u8 parameters[MAX_CMD_PARAMS];
} __packed;
enum {
CMD_MAILBOX_IDLE = 0,
CMD_STATUS_SUCCESS = 1,
CMD_STATUS_UNKNOWN_CMD = 2,
CMD_STATUS_UNKNOWN_IE = 3,
CMD_STATUS_REJECT_MEAS_SG_ACTIVE = 11,
CMD_STATUS_RX_BUSY = 13,
CMD_STATUS_INVALID_PARAM = 14,
CMD_STATUS_TEMPLATE_TOO_LARGE = 15,
CMD_STATUS_OUT_OF_MEMORY = 16,
CMD_STATUS_STA_TABLE_FULL = 17,
CMD_STATUS_RADIO_ERROR = 18,
CMD_STATUS_WRONG_NESTING = 19,
CMD_STATUS_TIMEOUT = 21, /* Driver internal use.*/
CMD_STATUS_FW_RESET = 22, /* Driver internal use.*/
MAX_COMMAND_STATUS = 0xff
};
/*
* CMD_READ_MEMORY
*
* The host issues this command to read the WiLink device memory/registers.
*
* Note: The Base Band address has special handling (16 bits registers and
* addresses). For more information, see the hardware specification.
*/
/*
* CMD_WRITE_MEMORY
*
* The host issues this command to write the WiLink device memory/registers.
*
* The Base Band address has special handling (16 bits registers and
* addresses). For more information, see the hardware specification.
*/
#define MAX_READ_SIZE 256
struct cmd_read_write_memory {
struct wl1251_cmd_header header;
/* The address of the memory to read from or write to.*/
u32 addr;
/* The amount of data in bytes to read from or write to the WiLink
* device.*/
u32 size;
/* The actual value read from or written to the Wilink. The source
of this field is the Host in WRITE command or the Wilink in READ
command. */
u8 value[MAX_READ_SIZE];
} __packed;
#define CMDMBOX_HEADER_LEN 4
#define CMDMBOX_INFO_ELEM_HEADER_LEN 4
#define WL1251_SCAN_OPT_PASSIVE 1
#define WL1251_SCAN_OPT_5GHZ_BAND 2
#define WL1251_SCAN_OPT_TRIGGERD_SCAN 4
#define WL1251_SCAN_OPT_PRIORITY_HIGH 8
#define WL1251_SCAN_MIN_DURATION 30000
#define WL1251_SCAN_MAX_DURATION 60000
#define WL1251_SCAN_NUM_PROBES 3
struct wl1251_scan_parameters {
__le32 rx_config_options;
__le32 rx_filter_options;
/*
* Scan options:
* bit 0: When this bit is set, passive scan.
* bit 1: Band, when this bit is set we scan
* in the 5Ghz band.
* bit 2: voice mode, 0 for normal scan.
* bit 3: scan priority, 1 for high priority.
*/
__le16 scan_options;
/* Number of channels to scan */
u8 num_channels;
/* Number opf probe requests to send, per channel */
u8 num_probe_requests;
/* Rate and modulation for probe requests */
__le16 tx_rate;
u8 tid_trigger;
u8 ssid_len;
u8 ssid[32];
} __packed;
struct wl1251_scan_ch_parameters {
__le32 min_duration; /* in TU */
__le32 max_duration; /* in TU */
u32 bssid_lsb;
u16 bssid_msb;
/*
* bits 0-3: Early termination count.
* bits 4-5: Early termination condition.
*/
u8 early_termination;
u8 tx_power_att;
u8 channel;
u8 pad[3];
} __packed;
/* SCAN parameters */
#define SCAN_MAX_NUM_OF_CHANNELS 16
struct wl1251_cmd_scan {
struct wl1251_cmd_header header;
struct wl1251_scan_parameters params;
struct wl1251_scan_ch_parameters channels[SCAN_MAX_NUM_OF_CHANNELS];
} __packed;
enum {
BSS_TYPE_IBSS = 0,
BSS_TYPE_STA_BSS = 2,
BSS_TYPE_AP_BSS = 3,
MAX_BSS_TYPE = 0xFF
};
#define JOIN_CMD_CTRL_TX_FLUSH 0x80 /* Firmware flushes all Tx */
#define JOIN_CMD_CTRL_EARLY_WAKEUP_ENABLE 0x01 /* Early wakeup time */
struct cmd_join {
struct wl1251_cmd_header header;
u32 bssid_lsb;
u16 bssid_msb;
u16 beacon_interval; /* in TBTTs */
u32 rx_config_options;
u32 rx_filter_options;
/*
* The target uses this field to determine the rate at
* which to transmit control frame responses (such as
* ACK or CTS frames).
*/
u16 basic_rate_set;
u8 dtim_interval;
u8 tx_ctrl_frame_rate; /* OBSOLETE */
u8 tx_ctrl_frame_mod; /* OBSOLETE */
/*
* bits 0-2: This bitwise field specifies the type
* of BSS to start or join (BSS_TYPE_*).
* bit 4: Band - The radio band in which to join
* or start.
* 0 - 2.4GHz band
* 1 - 5GHz band
* bits 3, 5-7: Reserved
*/
u8 bss_type;
u8 channel;
u8 ssid_len;
u8 ssid[IEEE80211_MAX_SSID_LEN];
u8 ctrl; /* JOIN_CMD_CTRL_* */
u8 tx_mgt_frame_rate; /* OBSOLETE */
u8 tx_mgt_frame_mod; /* OBSOLETE */
u8 reserved;
} __packed;
struct cmd_enabledisable_path {
struct wl1251_cmd_header header;
u8 channel;
u8 padding[3];
} __packed;
#define WL1251_MAX_TEMPLATE_SIZE 300
struct wl1251_cmd_packet_template {
struct wl1251_cmd_header header;
__le16 size;
u8 data[0];
} __packed;
#define TIM_ELE_ID 5
#define PARTIAL_VBM_MAX 251
struct wl1251_tim {
u8 identity;
u8 length;
u8 dtim_count;
u8 dtim_period;
u8 bitmap_ctrl;
u8 pvb_field[PARTIAL_VBM_MAX]; /* Partial Virtual Bitmap */
} __packed;
/* Virtual Bit Map update */
struct wl1251_cmd_vbm_update {
struct wl1251_cmd_header header;
__le16 len;
u8 padding[2];
struct wl1251_tim tim;
} __packed;
enum wl1251_cmd_ps_mode {
CHIP_ACTIVE_MODE,
CHIP_POWER_SAVE_MODE
};
struct wl1251_cmd_ps_params {
struct wl1251_cmd_header header;
u8 ps_mode; /* STATION_* */
u8 send_null_data; /* Do we have to send NULL data packet ? */
u8 retries; /* Number of retires for the initial NULL data packet */
/*
* TUs during which the target stays awake after switching
* to power save mode.
*/
u8 hang_over_period;
u16 null_data_rate;
u8 pad[2];
} __packed;
struct wl1251_cmd_trigger_scan_to {
struct wl1251_cmd_header header;
u32 timeout;
} __packed;
/* HW encryption keys */
#define NUM_ACCESS_CATEGORIES_COPY 4
#define MAX_KEY_SIZE 32
/* When set, disable HW encryption */
#define DF_ENCRYPTION_DISABLE 0x01
/* When set, disable HW decryption */
#define DF_SNIFF_MODE_ENABLE 0x80
enum wl1251_cmd_key_action {
KEY_ADD_OR_REPLACE = 1,
KEY_REMOVE = 2,
KEY_SET_ID = 3,
MAX_KEY_ACTION = 0xffff,
};
enum wl1251_cmd_key_type {
KEY_WEP_DEFAULT = 0,
KEY_WEP_ADDR = 1,
KEY_AES_GROUP = 4,
KEY_AES_PAIRWISE = 5,
KEY_WEP_GROUP = 6,
KEY_TKIP_MIC_GROUP = 10,
KEY_TKIP_MIC_PAIRWISE = 11,
};
/*
*
* key_type_e key size key format
* ---------- --------- ----------
* 0x00 5, 13, 29 Key data
* 0x01 5, 13, 29 Key data
* 0x04 16 16 bytes of key data
* 0x05 16 16 bytes of key data
* 0x0a 32 16 bytes of TKIP key data
* 8 bytes of RX MIC key data
* 8 bytes of TX MIC key data
* 0x0b 32 16 bytes of TKIP key data
* 8 bytes of RX MIC key data
* 8 bytes of TX MIC key data
*
*/
struct wl1251_cmd_set_keys {
struct wl1251_cmd_header header;
/* Ignored for default WEP key */
u8 addr[ETH_ALEN];
/* key_action_e */
u16 key_action;
u16 reserved_1;
/* key size in bytes */
u8 key_size;
/* key_type_e */
u8 key_type;
u8 ssid_profile;
/*
* TKIP, AES: frame's key id field.
* For WEP default key: key id;
*/
u8 id;
u8 reserved_2[6];
u8 key[MAX_KEY_SIZE];
u16 ac_seq_num16[NUM_ACCESS_CATEGORIES_COPY];
u32 ac_seq_num32[NUM_ACCESS_CATEGORIES_COPY];
} __packed;
#endif /* __WL1251_CMD_H__ */
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