sys/dev/usb/wlan/if_rumvar.h

   1 /*      $FreeBSD$       */
   2
   3 /*-
   4  * Copyright (c) 2005, 2006 Damien Bergamini <damien.bergamini@free.fr>
   5  * Copyright (c) 2006 Niall O'Higgins <niallo@openbsd.org>
   6  *
   7  * Permission to use, copy, modify, and distribute this software for any
   8  * purpose with or without fee is hereby granted, provided that the above
   9  * copyright notice and this permission notice appear in all copies.
  10  *
  11  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
  12  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
  13  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
  14  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
  15  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
  16  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
  17  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  18  */
  19
  20 #define RUM_TX_LIST_COUNT       8
  21 #define RUM_TX_MINFREE          2
  22
  23 struct rum_rx_radiotap_header {
  24         struct ieee80211_radiotap_header wr_ihdr;
  25         uint64_t        wr_tsf;
  26         uint8_t         wr_flags;
  27         uint8_t         wr_rate;
  28         uint16_t        wr_chan_freq;
  29         uint16_t        wr_chan_flags;
  30         int8_t          wr_antsignal;
  31         int8_t          wr_antnoise;
  32         uint8_t         wr_antenna;
  33 } __packed __aligned(8);
  34
  35 #define RT2573_RX_RADIOTAP_PRESENT                                      \
  36         ((1 << IEEE80211_RADIOTAP_TSFT) |                               \
  37          (1 << IEEE80211_RADIOTAP_FLAGS) |                              \
  38          (1 << IEEE80211_RADIOTAP_RATE) |                               \
  39          (1 << IEEE80211_RADIOTAP_CHANNEL) |                            \
  40          (1 << IEEE80211_RADIOTAP_DBM_ANTSIGNAL) |                      \
  41          (1 << IEEE80211_RADIOTAP_DBM_ANTNOISE) |                       \
  42          (1 << IEEE80211_RADIOTAP_ANTENNA) |                            \
  43          0)
  44
  45 struct rum_tx_radiotap_header {
  46         struct ieee80211_radiotap_header wt_ihdr;
  47         uint8_t         wt_flags;
  48         uint8_t         wt_rate;
  49         uint16_t        wt_chan_freq;
  50         uint16_t        wt_chan_flags;
  51         uint8_t         wt_antenna;
  52 } __packed __aligned(8);
  53
  54 #define RT2573_TX_RADIOTAP_PRESENT                                      \
  55         ((1 << IEEE80211_RADIOTAP_FLAGS) |                              \
  56          (1 << IEEE80211_RADIOTAP_RATE) |                               \
  57          (1 << IEEE80211_RADIOTAP_CHANNEL) |                            \
  58          (1 << IEEE80211_RADIOTAP_ANTENNA))
  59
  60 struct rum_softc;
  61
  62 struct rum_tx_data {
  63         STAILQ_ENTRY(rum_tx_data)       next;
  64         struct rum_softc                *sc;
  65         struct rum_tx_desc              desc;
  66         struct mbuf                     *m;
  67         struct ieee80211_node           *ni;
  68         int                             rate;
  69 };
  70 typedef STAILQ_HEAD(, rum_tx_data) rum_txdhead;
  71
  72 union sec_param {
  73         struct ieee80211_key            key;
  74         uint8_t                         macaddr[IEEE80211_ADDR_LEN];
  75         struct ieee80211vap             *vap;
  76 };
  77 #define CMD_FUNC_PROTO                  void (*func)(struct rum_softc *, \
  78                                             union sec_param *, uint8_t)
  79
  80 struct rum_cmdq {
  81         union sec_param                 data;
  82         uint8_t                         rvp_id;
  83
  84         CMD_FUNC_PROTO;
  85 };
  86 #define RUM_CMDQ_SIZE                   16
  87
  88 struct rum_vap {
  89         struct ieee80211vap             vap;
  90         struct mbuf                     *bcn_mbuf;
  91         struct usb_callout              ratectl_ch;
  92         struct task                     ratectl_task;
  93         uint8_t                         maxretry;
  94
  95         int                             (*newstate)(struct ieee80211vap *,
  96                                             enum ieee80211_state, int);
  97         void                            (*bmiss)(struct ieee80211vap *);
  98         void                            (*recv_mgmt)(struct ieee80211_node *,
  99                                             struct mbuf *, int,
 100                                             const struct ieee80211_rx_stats *,
 101                                             int, int);
 102 };
 103 #define RUM_VAP(vap)    ((struct rum_vap *)(vap))
 104
 105 enum {
 106         RUM_BULK_WR,
 107         RUM_BULK_RD,
 108         RUM_N_TRANSFER = 2,
 109 };
 110
 111 struct rum_softc {
 112         struct ieee80211com             sc_ic;
 113         struct mbufq                    sc_snd;
 114         device_t                        sc_dev;
 115         struct usb_device               *sc_udev;
 116
 117         struct usb_xfer                 *sc_xfer[RUM_N_TRANSFER];
 118
 119         uint8_t                         rf_rev;
 120         uint8_t                         rffreq;
 121
 122         struct rum_tx_data              tx_data[RUM_TX_LIST_COUNT];
 123         rum_txdhead                     tx_q;
 124         rum_txdhead                     tx_free;
 125         int                             tx_nfree;
 126         struct rum_rx_desc              sc_rx_desc;
 127
 128         struct mtx                      sc_mtx;
 129
 130         int                             sc_sleep_end;
 131         int                             sc_sleep_time;
 132         uint8_t                         last_rx_flags;
 133
 134         struct rum_cmdq                 cmdq[RUM_CMDQ_SIZE];
 135         struct mtx                      cmdq_mtx;
 136         struct task                     cmdq_task;
 137         uint8_t                         cmdq_first;
 138         uint8_t                         cmdq_last;
 139
 140         uint32_t                        sta[6];
 141         uint32_t                        rf_regs[4];
 142         uint8_t                         txpow[44];
 143         u_int                           sc_detached:1,
 144                                         sc_running:1,
 145                                         sc_sleeping:1,
 146                                         sc_clr_shkeys:1;
 147
 148         uint8_t                         sc_bssid[IEEE80211_ADDR_LEN];
 149         struct wmeParams                wme_params[WME_NUM_AC];
 150
 151         uint8_t                         vap_key_count[1];
 152         uint64_t                        keys_bmap;
 153
 154         struct {
 155                 uint8_t val;
 156                 uint8_t reg;
 157         } __packed                      bbp_prom[16];
 158
 159         int                             hw_radio;
 160         int                             rx_ant;
 161         int                             tx_ant;
 162         int                             nb_ant;
 163         int                             ext_2ghz_lna;
 164         int                             ext_5ghz_lna;
 165         int                             rssi_2ghz_corr;
 166         int                             rssi_5ghz_corr;
 167         uint8_t                         bbp17;
 168
 169         struct rum_rx_radiotap_header   sc_rxtap;
 170         struct rum_tx_radiotap_header   sc_txtap;
 171 };
 172
 173 #define RUM_LOCK_INIT(sc) \
 174         mtx_init(&(sc)->sc_mtx, device_get_nameunit((sc)->sc_dev), \
 175             MTX_NETWORK_LOCK, MTX_DEF);
 176 #define RUM_LOCK(sc)                    mtx_lock(&(sc)->sc_mtx)
 177 #define RUM_UNLOCK(sc)                  mtx_unlock(&(sc)->sc_mtx)
 178 #define RUM_LOCK_ASSERT(sc)             mtx_assert(&(sc)->sc_mtx, MA_OWNED)
 179 #define RUM_LOCK_DESTROY(sc)            mtx_destroy(&(sc)->sc_mtx)
 180
 181 #define RUM_CMDQ_LOCK_INIT(sc) \
 182         mtx_init(&(sc)->cmdq_mtx, "cmdq lock", NULL, MTX_DEF)
 183 #define RUM_CMDQ_LOCK(sc)               mtx_lock(&(sc)->cmdq_mtx)
 184 #define RUM_CMDQ_UNLOCK(sc)             mtx_unlock(&(sc)->cmdq_mtx)
 185 #define RUM_CMDQ_LOCK_DESTROY(sc)       mtx_destroy(&(sc)->cmdq_mtx)