drivers/net/wireless/mwifiex/decl.h

   1 /*
   2  * Marvell Wireless LAN device driver: generic data structures and APIs
   3  *
   4  * Copyright (C) 2011-2014, Marvell International Ltd.
   5  *
   6  * This software file (the "File") is distributed by Marvell International
   7  * Ltd. under the terms of the GNU General Public License Version 2, June 1991
   8  * (the "License").  You may use, redistribute and/or modify this File in
   9  * accordance with the terms and conditions of the License, a copy of which
  10  * is available by writing to the Free Software Foundation, Inc.,
  11  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA or on the
  12  * worldwide web at http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt.
  13  *
  14  * THE FILE IS DISTRIBUTED AS-IS, WITHOUT WARRANTY OF ANY KIND, AND THE
  15  * IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE
  16  * ARE EXPRESSLY DISCLAIMED.  The License provides additional details about
  17  * this warranty disclaimer.
  18  */
  19
  20 #ifndef _MWIFIEX_DECL_H_
  21 #define _MWIFIEX_DECL_H_
  22
  23 #undef pr_fmt
  24 #define pr_fmt(fmt)     KBUILD_MODNAME ": " fmt
  25
  26 #include <linux/wait.h>
  27 #include <linux/timer.h>
  28 #include <linux/ieee80211.h>
  29 #include <uapi/linux/if_arp.h>
  30 #include <net/mac80211.h>
  31
  32
  33 #define MWIFIEX_MAX_BSS_NUM         (3)
  34
  35 #define MWIFIEX_DMA_ALIGN_SZ        64
  36 #define MWIFIEX_RX_HEADROOM         64
  37 #define MAX_TXPD_SZ                 32
  38 #define INTF_HDR_ALIGN               4
  39
  40 #define MWIFIEX_MIN_DATA_HEADER_LEN (MWIFIEX_DMA_ALIGN_SZ + INTF_HDR_ALIGN + \
  41                                      MAX_TXPD_SZ)
  42 #define MWIFIEX_MGMT_FRAME_HEADER_SIZE  8       /* sizeof(pkt_type)
  43                                                  *   + sizeof(tx_control)
  44                                                  */
  45
  46 #define MWIFIEX_MAX_TX_BASTREAM_SUPPORTED       2
  47 #define MWIFIEX_MAX_RX_BASTREAM_SUPPORTED       16
  48 #define MWIFIEX_MAX_TDLS_PEER_SUPPORTED 8
  49
  50 #define MWIFIEX_STA_AMPDU_DEF_TXWINSIZE        64
  51 #define MWIFIEX_STA_AMPDU_DEF_RXWINSIZE        64
  52 #define MWIFIEX_UAP_AMPDU_DEF_TXWINSIZE        32
  53 #define MWIFIEX_UAP_AMPDU_DEF_RXWINSIZE        16
  54 #define MWIFIEX_11AC_STA_AMPDU_DEF_TXWINSIZE   64
  55 #define MWIFIEX_11AC_STA_AMPDU_DEF_RXWINSIZE   64
  56 #define MWIFIEX_11AC_UAP_AMPDU_DEF_TXWINSIZE   64
  57 #define MWIFIEX_11AC_UAP_AMPDU_DEF_RXWINSIZE   64
  58
  59 #define MWIFIEX_DEFAULT_BLOCK_ACK_TIMEOUT  0xffff
  60
  61 #define MWIFIEX_RATE_BITMAP_MCS0   32
  62
  63 #define MWIFIEX_RX_DATA_BUF_SIZE     (4 * 1024)
  64 #define MWIFIEX_RX_CMD_BUF_SIZE      (2 * 1024)
  65
  66 #define MAX_BEACON_PERIOD                  (4000)
  67 #define MIN_BEACON_PERIOD                  (50)
  68 #define MAX_DTIM_PERIOD                    (100)
  69 #define MIN_DTIM_PERIOD                    (1)
  70
  71 #define MWIFIEX_RTS_MIN_VALUE              (0)
  72 #define MWIFIEX_RTS_MAX_VALUE              (2347)
  73 #define MWIFIEX_FRAG_MIN_VALUE             (256)
  74 #define MWIFIEX_FRAG_MAX_VALUE             (2346)
  75 #define MWIFIEX_WMM_VERSION                0x01
  76 #define MWIFIEX_WMM_SUBTYPE                0x01
  77
  78 #define MWIFIEX_RETRY_LIMIT                14
  79 #define MWIFIEX_SDIO_BLOCK_SIZE            256
  80
  81 #define MWIFIEX_BUF_FLAG_REQUEUED_PKT      BIT(0)
  82 #define MWIFIEX_BUF_FLAG_BRIDGED_PKT       BIT(1)
  83 #define MWIFIEX_BUF_FLAG_TDLS_PKT          BIT(2)
  84 #define MWIFIEX_BUF_FLAG_EAPOL_TX_STATUS   BIT(3)
  85 #define MWIFIEX_BUF_FLAG_ACTION_TX_STATUS  BIT(4)
  86 #define MWIFIEX_BUF_FLAG_AGGR_PKT          BIT(5)
  87
  88 #define MWIFIEX_BRIDGED_PKTS_THR_HIGH      1024
  89 #define MWIFIEX_BRIDGED_PKTS_THR_LOW        128
  90
  91 #define MWIFIEX_TDLS_DISABLE_LINK             0x00
  92 #define MWIFIEX_TDLS_ENABLE_LINK              0x01
  93 #define MWIFIEX_TDLS_CREATE_LINK              0x02
  94 #define MWIFIEX_TDLS_CONFIG_LINK              0x03
  95
  96 #define MWIFIEX_TDLS_RSSI_HIGH          50
  97 #define MWIFIEX_TDLS_RSSI_LOW           55
  98 #define MWIFIEX_TDLS_MAX_FAIL_COUNT      4
  99 #define MWIFIEX_AUTO_TDLS_IDLE_TIME     10
 100
 101 /* 54M rates, index from 0 to 11 */
 102 #define MWIFIEX_RATE_INDEX_MCS0 12
 103 /* 12-27=MCS0-15(BW20) */
 104 #define MWIFIEX_BW20_MCS_NUM 15
 105
 106 /* Rate index for OFDM 0 */
 107 #define MWIFIEX_RATE_INDEX_OFDM0   4
 108
 109 #define MWIFIEX_MAX_STA_NUM             1
 110 #define MWIFIEX_MAX_UAP_NUM             1
 111 #define MWIFIEX_MAX_P2P_NUM             1
 112
 113 #define MWIFIEX_A_BAND_START_FREQ       5000
 114
 115 /* SDIO Aggr data packet special info */
 116 #define SDIO_MAX_AGGR_BUF_SIZE          (256 * 255)
 117 #define BLOCK_NUMBER_OFFSET             15
 118 #define SDIO_HEADER_OFFSET              28
 119
 120 enum mwifiex_bss_type {
 121         MWIFIEX_BSS_TYPE_STA = 0,
 122         MWIFIEX_BSS_TYPE_UAP = 1,
 123         MWIFIEX_BSS_TYPE_P2P = 2,
 124         MWIFIEX_BSS_TYPE_ANY = 0xff,
 125 };
 126
 127 enum mwifiex_bss_role {
 128         MWIFIEX_BSS_ROLE_STA = 0,
 129         MWIFIEX_BSS_ROLE_UAP = 1,
 130         MWIFIEX_BSS_ROLE_ANY = 0xff,
 131 };
 132
 133 enum mwifiex_tdls_status {
 134         TDLS_NOT_SETUP = 0,
 135         TDLS_SETUP_INPROGRESS,
 136         TDLS_SETUP_COMPLETE,
 137         TDLS_SETUP_FAILURE,
 138         TDLS_LINK_TEARDOWN,
 139 };
 140
 141 enum mwifiex_tdls_error_code {
 142         TDLS_ERR_NO_ERROR = 0,
 143         TDLS_ERR_INTERNAL_ERROR,
 144         TDLS_ERR_MAX_LINKS_EST,
 145         TDLS_ERR_LINK_EXISTS,
 146         TDLS_ERR_LINK_NONEXISTENT,
 147         TDLS_ERR_PEER_STA_UNREACHABLE = 25,
 148 };
 149
 150 #define BSS_ROLE_BIT_MASK    BIT(0)
 151
 152 #define GET_BSS_ROLE(priv)   ((priv)->bss_role & BSS_ROLE_BIT_MASK)
 153
 154 enum mwifiex_data_frame_type {
 155         MWIFIEX_DATA_FRAME_TYPE_ETH_II = 0,
 156         MWIFIEX_DATA_FRAME_TYPE_802_11,
 157 };
 158
 159 struct mwifiex_fw_image {
 160         u8 *helper_buf;
 161         u32 helper_len;
 162         u8 *fw_buf;
 163         u32 fw_len;
 164 };
 165
 166 struct mwifiex_802_11_ssid {
 167         u32 ssid_len;
 168         u8 ssid[IEEE80211_MAX_SSID_LEN];
 169 };
 170
 171 struct mwifiex_wait_queue {
 172         wait_queue_head_t wait;
 173         int status;
 174 };
 175
 176 struct mwifiex_rxinfo {
 177         struct sk_buff *parent;
 178         u8 bss_num;
 179         u8 bss_type;
 180         u8 use_count;
 181         u8 buf_type;
 182 };
 183
 184 struct mwifiex_txinfo {
 185         u32 status_code;
 186         u8 flags;
 187         u8 bss_num;
 188         u8 bss_type;
 189         u8 aggr_num;
 190         u32 pkt_len;
 191         u8 ack_frame_id;
 192         u64 cookie;
 193 };
 194
 195 enum mwifiex_wmm_ac_e {
 196         WMM_AC_BK,
 197         WMM_AC_BE,
 198         WMM_AC_VI,
 199         WMM_AC_VO
 200 } __packed;
 201
 202 struct ieee_types_wmm_ac_parameters {
 203         u8 aci_aifsn_bitmap;
 204         u8 ecw_bitmap;
 205         __le16 tx_op_limit;
 206 } __packed;
 207
 208 struct mwifiex_types_wmm_info {
 209         u8 oui[4];
 210         u8 subtype;
 211         u8 version;
 212         u8 qos_info;
 213         u8 reserved;
 214         struct ieee_types_wmm_ac_parameters ac_params[IEEE80211_NUM_ACS];
 215 } __packed;
 216
 217 struct mwifiex_arp_eth_header {
 218         struct arphdr hdr;
 219         u8 ar_sha[ETH_ALEN];
 220         u8 ar_sip[4];
 221         u8 ar_tha[ETH_ALEN];
 222         u8 ar_tip[4];
 223 } __packed;
 224
 225 struct mwifiex_chan_stats {
 226         u8 chan_num;
 227         u8 bandcfg;
 228         u8 flags;
 229         s8 noise;
 230         u16 total_bss;
 231         u16 cca_scan_dur;
 232         u16 cca_busy_dur;
 233 } __packed;
 234
 235 #define MWIFIEX_HIST_MAX_SAMPLES        1048576
 236 #define MWIFIEX_MAX_RX_RATES                 44
 237 #define MWIFIEX_MAX_AC_RX_RATES              74
 238 #define MWIFIEX_MAX_SNR                     256
 239 #define MWIFIEX_MAX_NOISE_FLR               256
 240 #define MWIFIEX_MAX_SIG_STRENGTH            256
 241
 242 struct mwifiex_histogram_data {
 243         atomic_t rx_rate[MWIFIEX_MAX_AC_RX_RATES];
 244         atomic_t snr[MWIFIEX_MAX_SNR];
 245         atomic_t noise_flr[MWIFIEX_MAX_NOISE_FLR];
 246         atomic_t sig_str[MWIFIEX_MAX_SIG_STRENGTH];
 247         atomic_t num_samples;
 248 };
 249
 250 struct mwifiex_iface_comb {
 251         u8 sta_intf;
 252         u8 uap_intf;
 253         u8 p2p_intf;
 254 };
 255
 256 struct mwifiex_radar_params {
 257         struct cfg80211_chan_def *chandef;
 258         u32 cac_time_ms;
 259 } __packed;
 260
 261 struct mwifiex_11h_intf_state {
 262         bool is_11h_enabled;
 263         bool is_11h_active;
 264 } __packed;
 265 #endif /* !_MWIFIEX_DECL_H_ */