linux/drivers/net/wireless/rsi/rsi_mgmt.h
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   1/**
   2 * Copyright (c) 2014 Redpine Signals Inc.
   3 *
   4 * Permission to use, copy, modify, and/or distribute this software for any
   5 * purpose with or without fee is hereby granted, provided that the above
   6 * copyright notice and this permission notice appear in all copies.
   7 *
   8 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
   9 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
  10 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
  11 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
  12 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
  13 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
  14 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  15 */
  16
  17#ifndef __RSI_MGMT_H__
  18#define __RSI_MGMT_H__
  19
  20#include <linux/sort.h>
  21#include "rsi_boot_params.h"
  22#include "rsi_main.h"
  23
  24#define MAX_MGMT_PKT_SIZE               512
  25#define RSI_NEEDED_HEADROOM             80
  26#define RSI_RCV_BUFFER_LEN              2000
  27
  28#define RSI_11B_MODE                    0
  29#define RSI_11G_MODE                    BIT(7)
  30#define RETRY_COUNT                     8
  31#define RETRY_LONG                      4
  32#define RETRY_SHORT                     7
  33#define WMM_SHORT_SLOT_TIME             9
  34#define SIFS_DURATION                   16
  35
  36#define KEY_TYPE_CLEAR                  0
  37#define RSI_PAIRWISE_KEY                1
  38#define RSI_GROUP_KEY                   2
  39
  40/* EPPROM_READ_ADDRESS */
  41#define WLAN_MAC_EEPROM_ADDR            40
  42#define WLAN_MAC_MAGIC_WORD_LEN         0x01
  43#define WLAN_HOST_MODE_LEN              0x04
  44#define WLAN_FW_VERSION_LEN             0x08
  45#define MAGIC_WORD                      0x5A
  46
  47/* Receive Frame Types */
  48#define TA_CONFIRM_TYPE                 0x01
  49#define RX_DOT11_MGMT                   0x02
  50#define TX_STATUS_IND                   0x04
  51#define PROBEREQ_CONFIRM                2
  52#define CARD_READY_IND                  0x00
  53
  54#define RSI_DELETE_PEER                 0x0
  55#define RSI_ADD_PEER                    0x1
  56#define START_AMPDU_AGGR                0x1
  57#define STOP_AMPDU_AGGR                 0x0
  58#define INTERNAL_MGMT_PKT               0x99
  59
  60#define PUT_BBP_RESET                   0
  61#define BBP_REG_WRITE                   0
  62#define RF_RESET_ENABLE                 BIT(3)
  63#define RATE_INFO_ENABLE                BIT(0)
  64#define RSI_BROADCAST_PKT               BIT(9)
  65
  66#define UPPER_20_ENABLE                 (0x2 << 12)
  67#define LOWER_20_ENABLE                 (0x4 << 12)
  68#define FULL40M_ENABLE                  0x6
  69
  70#define RSI_LMAC_CLOCK_80MHZ            0x1
  71#define RSI_ENABLE_40MHZ                (0x1 << 3)
  72#define ENABLE_SHORTGI_RATE             BIT(9)
  73
  74#define RX_BA_INDICATION                1
  75#define RSI_TBL_SZ                      40
  76#define MAX_RETRIES                     8
  77#define RSI_IFTYPE_STATION               0
  78
  79#define STD_RATE_MCS7                   0x07
  80#define STD_RATE_MCS6                   0x06
  81#define STD_RATE_MCS5                   0x05
  82#define STD_RATE_MCS4                   0x04
  83#define STD_RATE_MCS3                   0x03
  84#define STD_RATE_MCS2                   0x02
  85#define STD_RATE_MCS1                   0x01
  86#define STD_RATE_MCS0                   0x00
  87#define STD_RATE_54                     0x6c
  88#define STD_RATE_48                     0x60
  89#define STD_RATE_36                     0x48
  90#define STD_RATE_24                     0x30
  91#define STD_RATE_18                     0x24
  92#define STD_RATE_12                     0x18
  93#define STD_RATE_11                     0x16
  94#define STD_RATE_09                     0x12
  95#define STD_RATE_06                     0x0C
  96#define STD_RATE_5_5                    0x0B
  97#define STD_RATE_02                     0x04
  98#define STD_RATE_01                     0x02
  99
 100#define RSI_RF_TYPE                     1
 101#define RSI_RATE_00                     0x00
 102#define RSI_RATE_1                      0x0
 103#define RSI_RATE_2                      0x2
 104#define RSI_RATE_5_5                    0x4
 105#define RSI_RATE_11                     0x6
 106#define RSI_RATE_6                      0x8b
 107#define RSI_RATE_9                      0x8f
 108#define RSI_RATE_12                     0x8a
 109#define RSI_RATE_18                     0x8e
 110#define RSI_RATE_24                     0x89
 111#define RSI_RATE_36                     0x8d
 112#define RSI_RATE_48                     0x88
 113#define RSI_RATE_54                     0x8c
 114#define RSI_RATE_MCS0                   0x100
 115#define RSI_RATE_MCS1                   0x101
 116#define RSI_RATE_MCS2                   0x102
 117#define RSI_RATE_MCS3                   0x103
 118#define RSI_RATE_MCS4                   0x104
 119#define RSI_RATE_MCS5                   0x105
 120#define RSI_RATE_MCS6                   0x106
 121#define RSI_RATE_MCS7                   0x107
 122#define RSI_RATE_MCS7_SG                0x307
 123
 124#define BW_20MHZ                        0
 125#define BW_40MHZ                        1
 126
 127#define EP_2GHZ_20MHZ                   0
 128#define EP_2GHZ_40MHZ                   1
 129#define EP_5GHZ_20MHZ                   2
 130#define EP_5GHZ_40MHZ                   3
 131
 132#define SIFS_TX_11N_VALUE               580
 133#define SIFS_TX_11B_VALUE               346
 134#define SHORT_SLOT_VALUE                360
 135#define LONG_SLOT_VALUE                 640
 136#define OFDM_ACK_TOUT_VALUE             2720
 137#define CCK_ACK_TOUT_VALUE              9440
 138#define LONG_PREAMBLE                   0x0000
 139#define SHORT_PREAMBLE                  0x0001
 140
 141#define RSI_SUPP_FILTERS        (FIF_ALLMULTI | FIF_PROBE_REQ |\
 142                                 FIF_BCN_PRBRESP_PROMISC)
 143
 144#define ANTENNA_SEL_INT                 0x02 /* RF_OUT_2 / Integerated */
 145#define ANTENNA_SEL_UFL                 0x03 /* RF_OUT_1 / U.FL */
 146
 147/* Rx filter word definitions */
 148#define PROMISCOUS_MODE                 BIT(0)
 149#define ALLOW_DATA_ASSOC_PEER           BIT(1)
 150#define ALLOW_MGMT_ASSOC_PEER           BIT(2)
 151#define ALLOW_CTRL_ASSOC_PEER           BIT(3)
 152#define DISALLOW_BEACONS                BIT(4)
 153#define ALLOW_CONN_PEER_MGMT_WHILE_BUF_FULL BIT(5)
 154#define DISALLOW_BROADCAST_DATA         BIT(6)
 155
 156enum opmode {
 157        STA_OPMODE = 1,
 158        AP_OPMODE = 2
 159};
 160
 161enum vap_status {
 162        VAP_ADD = 1,
 163        VAP_DELETE = 2,
 164        VAP_UPDATE = 3
 165};
 166
 167extern struct ieee80211_rate rsi_rates[12];
 168extern const u16 rsi_mcsrates[8];
 169
 170enum sta_notify_events {
 171        STA_CONNECTED = 0,
 172        STA_DISCONNECTED,
 173        STA_TX_ADDBA_DONE,
 174        STA_TX_DELBA,
 175        STA_RX_ADDBA_DONE,
 176        STA_RX_DELBA
 177};
 178
 179/* Send Frames Types */
 180enum cmd_frame_type {
 181        TX_DOT11_MGMT,
 182        RESET_MAC_REQ,
 183        RADIO_CAPABILITIES,
 184        BB_PROG_VALUES_REQUEST,
 185        RF_PROG_VALUES_REQUEST,
 186        WAKEUP_SLEEP_REQUEST,
 187        SCAN_REQUEST,
 188        TSF_UPDATE,
 189        PEER_NOTIFY,
 190        BLOCK_HW_QUEUE,
 191        SET_KEY_REQ,
 192        AUTO_RATE_IND,
 193        BOOTUP_PARAMS_REQUEST,
 194        VAP_CAPABILITIES,
 195        EEPROM_READ_TYPE ,
 196        EEPROM_WRITE,
 197        GPIO_PIN_CONFIG ,
 198        SET_RX_FILTER,
 199        AMPDU_IND,
 200        STATS_REQUEST_FRAME,
 201        BB_BUF_PROG_VALUES_REQ,
 202        BBP_PROG_IN_TA,
 203        BG_SCAN_PARAMS,
 204        BG_SCAN_PROBE_REQ,
 205        CW_MODE_REQ,
 206        PER_CMD_PKT,
 207        ANT_SEL_FRAME = 0x20,
 208        RADIO_PARAMS_UPDATE = 0x29
 209};
 210
 211struct rsi_mac_frame {
 212        __le16 desc_word[8];
 213} __packed;
 214
 215struct rsi_boot_params {
 216        __le16 desc_word[8];
 217        struct bootup_params bootup_params;
 218} __packed;
 219
 220struct rsi_peer_notify {
 221        __le16 desc_word[8];
 222        u8 mac_addr[6];
 223        __le16 command;
 224        __le16 mpdu_density;
 225        __le16 reserved;
 226        __le32 sta_flags;
 227} __packed;
 228
 229struct rsi_vap_caps {
 230        __le16 desc_word[8];
 231        u8 mac_addr[6];
 232        __le16 keep_alive_period;
 233        u8 bssid[6];
 234        __le16 reserved;
 235        __le32 flags;
 236        __le16 frag_threshold;
 237        __le16 rts_threshold;
 238        __le32 default_mgmt_rate;
 239        __le32 default_ctrl_rate;
 240        __le32 default_data_rate;
 241        __le16 beacon_interval;
 242        __le16 dtim_period;
 243} __packed;
 244
 245struct rsi_set_key {
 246        __le16 desc_word[8];
 247        u8 key[4][32];
 248        u8 tx_mic_key[8];
 249        u8 rx_mic_key[8];
 250} __packed;
 251
 252struct rsi_auto_rate {
 253        __le16 desc_word[8];
 254        __le16 failure_limit;
 255        __le16 initial_boundary;
 256        __le16 max_threshold_limt;
 257        __le16 num_supported_rates;
 258        __le16 aarf_rssi;
 259        __le16 moderate_rate_inx;
 260        __le16 collision_tolerance;
 261        __le16 supported_rates[40];
 262} __packed;
 263
 264struct qos_params {
 265        __le16 cont_win_min_q;
 266        __le16 cont_win_max_q;
 267        __le16 aifsn_val_q;
 268        __le16 txop_q;
 269} __packed;
 270
 271struct rsi_radio_caps {
 272        __le16 desc_word[8];
 273        struct qos_params qos_params[MAX_HW_QUEUES];
 274        u8 num_11n_rates;
 275        u8 num_11ac_rates;
 276        __le16 gcpd_per_rate[20];
 277        __le16 sifs_tx_11n;
 278        __le16 sifs_tx_11b;
 279        __le16 slot_rx_11n;
 280        __le16 ofdm_ack_tout;
 281        __le16 cck_ack_tout;
 282        __le16 preamble_type;
 283} __packed;
 284
 285static inline u32 rsi_get_queueno(u8 *addr, u16 offset)
 286{
 287        return (le16_to_cpu(*(__le16 *)&addr[offset]) & 0x7000) >> 12;
 288}
 289
 290static inline u32 rsi_get_length(u8 *addr, u16 offset)
 291{
 292        return (le16_to_cpu(*(__le16 *)&addr[offset])) & 0x0fff;
 293}
 294
 295static inline u8 rsi_get_extended_desc(u8 *addr, u16 offset)
 296{
 297        return le16_to_cpu(*((__le16 *)&addr[offset + 4])) & 0x00ff;
 298}
 299
 300static inline u8 rsi_get_rssi(u8 *addr)
 301{
 302        return *(u8 *)(addr + FRAME_DESC_SZ);
 303}
 304
 305static inline u8 rsi_get_channel(u8 *addr)
 306{
 307        return *(char *)(addr + 15);
 308}
 309
 310int rsi_mgmt_pkt_recv(struct rsi_common *common, u8 *msg);
 311int rsi_set_vap_capabilities(struct rsi_common *common, enum opmode mode,
 312                             u8 vap_status);
 313int rsi_send_aggregation_params_frame(struct rsi_common *common, u16 tid,
 314                                      u16 ssn, u8 buf_size, u8 event);
 315int rsi_hal_load_key(struct rsi_common *common, u8 *data, u16 key_len,
 316                     u8 key_type, u8 key_id, u32 cipher);
 317int rsi_set_channel(struct rsi_common *common,
 318                    struct ieee80211_channel *channel);
 319int rsi_send_block_unblock_frame(struct rsi_common *common, bool event);
 320void rsi_inform_bss_status(struct rsi_common *common, u8 status,
 321                           const u8 *bssid, u8 qos_enable, u16 aid);
 322void rsi_indicate_pkt_to_os(struct rsi_common *common, struct sk_buff *skb);
 323int rsi_mac80211_attach(struct rsi_common *common);
 324void rsi_indicate_tx_status(struct rsi_hw *common, struct sk_buff *skb,
 325                            int status);
 326bool rsi_is_cipher_wep(struct rsi_common *common);
 327void rsi_core_qos_processor(struct rsi_common *common);
 328void rsi_core_xmit(struct rsi_common *common, struct sk_buff *skb);
 329int rsi_send_mgmt_pkt(struct rsi_common *common, struct sk_buff *skb);
 330int rsi_send_data_pkt(struct rsi_common *common, struct sk_buff *skb);
 331int rsi_band_check(struct rsi_common *common);
 332int rsi_send_rx_filter_frame(struct rsi_common *common, u16 rx_filter_word);
 333int rsi_send_radio_params_update(struct rsi_common *common);
 334int rsi_set_antenna(struct rsi_common *common, u8 antenna);
 335#endif
 336