rt2860_softc.h

   1
   2 /*-
   3  * Copyright (c) 2009-2010 Alexander Egorenkov <egorenar@gmail.com>
   4  * Copyright (c) 2009 Damien Bergamini <damien.bergamini@free.fr>
   5  *
   6  * Permission to use, copy, modify, and distribute this software for any
   7  * purpose with or without fee is hereby granted, provided that the above
   8  * copyright notice and this permission notice appear in all copies.
   9  *
  10  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
  11  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
  12  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
  13  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
  14  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
  15  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
  16  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  17  */
  18
  19 #ifndef _RT2860_SOFTC_H_
  20 #define _RT2860_SOFTC_H_
  21
  22 #include <sys/param.h>
  23 #include <sys/sysctl.h>
  24 #include <sys/sockio.h>
  25 #include <sys/mbuf.h>
  26 #include <sys/kernel.h>
  27 #include <sys/socket.h>
  28 #include <sys/systm.h>
  29 #include <sys/malloc.h>
  30 #include <sys/taskqueue.h>
  31 #include <sys/module.h>
  32 #include <sys/bus.h>
  33 #include <sys/endian.h>
  34
  35 #include <machine/bus.h>
  36 #include <machine/resource.h>
  37 #include <sys/rman.h>
  38
  39 #include <net/bpf.h>
  40 #include <net/if.h>
  41 #include <net/if_arp.h>
  42 #include <net/ethernet.h>
  43 #include <net/if_dl.h>
  44 #include <net/if_media.h>
  45 #include <net/if_types.h>
  46
  47 #include <net80211/ieee80211_var.h>
  48 #include <net80211/ieee80211_input.h>
  49 #include <net80211/ieee80211_radiotap.h>
  50 #include <net80211/ieee80211_regdomain.h>
  51
  52 #include <dev/pci/pcireg.h>
  53 #include <dev/pci/pcivar.h>
  54
  55 #include "rt2860_rxdesc.h"
  56 #include "rt2860_txdesc.h"
  57 #include "rt2860_txwi.h"
  58 #include "rt2860_amrr.h"
  59
  60 #define RT2860_SOFTC_LOCK(sc)                                                           mtx_lock(&(sc)->lock)
  61 #define RT2860_SOFTC_UNLOCK(sc)                                                         mtx_unlock(&(sc)->lock)
  62 #define RT2860_SOFTC_ASSERT_LOCKED(sc)                                          mtx_assert(&(sc)->lock, MA_OWNED)
  63
  64 #define RT2860_SOFTC_FLAGS_UCODE_LOADED                                         (1 << 0)
  65
  66 #define RT2860_SOFTC_LED_OFF_COUNT                                                      3
  67
  68 #define RT2860_SOFTC_RSSI_OFF_COUNT                                                     3
  69
  70 #define RT2860_SOFTC_LNA_GAIN_COUNT                                                     4
  71
  72 #define RT2860_SOFTC_TXPOW_COUNT                                                        50
  73
  74 #define RT2860_SOFTC_TXPOW_RATE_COUNT                                           5
  75
  76 #define RT2860_SOFTC_TSSI_COUNT                                                         9
  77
  78 #define RT2860_SOFTC_BBP_EEPROM_COUNT                                           8
  79
  80 #define RT2860_SOFTC_AMRR_NODE_COUNT                                            256
  81
  82 #define RT2860_SOFTC_RSSI_COUNT                                                         3
  83
  84 #define RT2860_SOFTC_TX_RING_COUNT                                                      6
  85
  86 #define RT2860_SOFTC_RX_RING_DATA_COUNT                                         128
  87
  88 #define RT2860_SOFTC_MAX_SCATTER                                                        10
  89
  90 #define RT2860_SOFTC_TX_RING_DATA_COUNT                                         256
  91 #define RT2860_SOFTC_TX_RING_DESC_COUNT                                         \
  92         (RT2860_SOFTC_TX_RING_DATA_COUNT * RT2860_SOFTC_MAX_SCATTER)
  93
  94 #define RT2860_SOFTC_RX_RADIOTAP_PRESENT                                        \
  95         ((1 << IEEE80211_RADIOTAP_FLAGS) |                                              \
  96          (1 << IEEE80211_RADIOTAP_RATE) |                                               \
  97          (1 << IEEE80211_RADIOTAP_DBM_ANTSIGNAL) |                              \
  98          (1 << IEEE80211_RADIOTAP_DBM_ANTNOISE) |                               \
  99          (1 << IEEE80211_RADIOTAP_ANTENNA) |                                    \
 100          (1 << IEEE80211_RADIOTAP_DB_ANTSIGNAL) |                               \
 101          (1 << IEEE80211_RADIOTAP_XCHANNEL))
 102
 103 #define RT2860_SOFTC_TX_RADIOTAP_PRESENT                                        \
 104         ((1 << IEEE80211_RADIOTAP_FLAGS) |                                              \
 105          (1 << IEEE80211_RADIOTAP_RATE) |                                               \
 106          (1 << IEEE80211_RADIOTAP_XCHANNEL))
 107
 108 struct rt2860_softc_rx_data
 109 {
 110         bus_dmamap_t dma_map;
 111         struct mbuf *m;
 112 };
 113
 114 struct rt2860_softc_rx_ring
 115 {
 116         bus_dma_tag_t desc_dma_tag;
 117         bus_dmamap_t desc_dma_map;
 118         bus_addr_t desc_phys_addr;
 119         struct rt2860_rxdesc *desc;
 120         bus_dma_tag_t data_dma_tag;
 121         bus_dmamap_t spare_dma_map;
 122         struct rt2860_softc_rx_data data[RT2860_SOFTC_RX_RING_DATA_COUNT];
 123         int cur;
 124 };
 125
 126 struct rt2860_softc_tx_data
 127 {
 128         bus_dmamap_t dma_map;
 129         struct ieee80211_node *ni;
 130         struct mbuf *m;
 131 };
 132
 133 struct rt2860_softc_tx_ring
 134 {
 135         bus_dma_tag_t desc_dma_tag;
 136         bus_dmamap_t desc_dma_map;
 137         bus_addr_t desc_phys_addr;
 138         struct rt2860_txdesc *desc;
 139         int desc_queued;
 140         int desc_cur;
 141         int desc_next;
 142         bus_dma_tag_t seg0_dma_tag;
 143         bus_dmamap_t seg0_dma_map;
 144         bus_addr_t seg0_phys_addr;
 145         uint8_t *seg0;
 146         bus_dma_tag_t data_dma_tag;
 147         struct rt2860_softc_tx_data data[RT2860_SOFTC_TX_RING_DATA_COUNT];
 148         int data_queued;
 149         int data_cur;
 150         int data_next;
 151         int qid;
 152 };
 153
 154 struct rt2860_softc_node
 155 {
 156         struct ieee80211_node ni;
 157
 158         uint8_t last_rssi[RT2860_SOFTC_RSSI_COUNT];
 159         int8_t last_rssi_dbm[RT2860_SOFTC_RSSI_COUNT];
 160 };
 161
 162 struct rt2860_softc_vap
 163 {
 164         struct ieee80211vap     vap;
 165
 166         struct ieee80211_beacon_offsets beacon_offsets;
 167         struct mbuf *beacon_mbuf;
 168         struct rt2860_txwi beacon_txwi;
 169
 170         struct rt2860_amrr amrr;
 171
 172         int     (*newstate)(struct ieee80211vap *vap,
 173                 enum ieee80211_state nstate, int arg);
 174 };
 175
 176 struct rt2860_softc_rx_radiotap_header
 177 {
 178         struct ieee80211_radiotap_header ihdr;
 179         uint8_t flags;
 180         uint8_t rate;
 181         int8_t dbm_antsignal;
 182         int8_t dbm_antnoise;
 183         uint8_t antenna;
 184         uint8_t antsignal;
 185         uint8_t pad[2];
 186         uint32_t chan_flags;
 187         uint16_t chan_freq;
 188         uint8_t chan_ieee;
 189         int8_t chan_maxpow;
 190 } __packed;
 191
 192 struct rt2860_softc_tx_radiotap_header
 193 {
 194         struct ieee80211_radiotap_header ihdr;
 195         uint8_t flags;
 196         uint8_t rate;
 197         uint8_t pad[2];
 198         uint32_t chan_flags;
 199         uint16_t chan_freq;
 200         uint8_t chan_ieee;
 201         int8_t chan_maxpow;
 202 } __packed;
 203
 204 struct rt2860_softc
 205 {
 206         struct mtx lock;
 207
 208         uint32_t flags;
 209
 210         device_t dev;
 211
 212         int     mem_rid;
 213         struct resource *mem;
 214
 215         int     irq_rid;
 216         struct resource *irq;
 217         void *irqh;
 218
 219         bus_space_tag_t bst;
 220         bus_space_handle_t bsh;
 221
 222         struct ifnet *ifp;
 223         int if_flags;
 224
 225         int tx_ampdu_sessions;
 226
 227         int (*recv_action)(struct ieee80211_node *ni,
 228                 const struct ieee80211_frame *wh,
 229                 const uint8_t *frm, const uint8_t *efrm);
 230
 231         int (*send_action)(struct ieee80211_node *ni,
 232                 int cat, int act, void *sa);
 233
 234         struct rt2860_amrr_node amrr_node[RT2860_SOFTC_AMRR_NODE_COUNT];
 235
 236         uint32_t mac_rev;
 237         uint8_t eeprom_addr_num;
 238         uint16_t eeprom_rev;
 239         uint8_t rf_rev;
 240
 241         uint8_t mac_addr[IEEE80211_ADDR_LEN];
 242
 243         uint8_t ntxpath;
 244         uint8_t nrxpath;
 245
 246         int hw_radio_cntl;
 247         int tx_agc_cntl;
 248         int ext_lna_2ghz;
 249         int ext_lna_5ghz;
 250
 251         uint8_t country_2ghz;
 252         uint8_t country_5ghz;
 253
 254         uint8_t rf_freq_off;
 255
 256         uint8_t led_cntl;
 257         uint16_t led_off[RT2860_SOFTC_LED_OFF_COUNT];
 258
 259         int8_t rssi_off_2ghz[RT2860_SOFTC_RSSI_OFF_COUNT];
 260         int8_t rssi_off_5ghz[RT2860_SOFTC_RSSI_OFF_COUNT];
 261
 262         int8_t lna_gain[RT2860_SOFTC_LNA_GAIN_COUNT];
 263
 264         int8_t txpow1[RT2860_SOFTC_TXPOW_COUNT];
 265         int8_t txpow2[RT2860_SOFTC_TXPOW_COUNT];
 266
 267         int8_t txpow_rate_delta_2ghz;
 268         int8_t txpow_rate_delta_5ghz;
 269         uint32_t txpow_rate_20mhz[RT2860_SOFTC_TXPOW_RATE_COUNT];
 270         uint32_t txpow_rate_40mhz_2ghz[RT2860_SOFTC_TXPOW_RATE_COUNT];
 271         uint32_t txpow_rate_40mhz_5ghz[RT2860_SOFTC_TXPOW_RATE_COUNT];
 272
 273         int tx_agc_cntl_2ghz;
 274         int tx_agc_cntl_5ghz;
 275
 276         uint8_t tssi_2ghz[RT2860_SOFTC_TSSI_COUNT];
 277         uint8_t tssi_step_2ghz;
 278         uint8_t tssi_5ghz[RT2860_SOFTC_TSSI_COUNT];
 279         uint8_t tssi_step_5ghz;
 280
 281         struct
 282         {
 283                 uint8_t val;
 284                 uint8_t reg;
 285         } __packed bbp_eeprom[RT2860_SOFTC_BBP_EEPROM_COUNT];
 286
 287         uint16_t powersave_level;
 288
 289         uint32_t intr_enable_mask;
 290         uint32_t intr_disable_mask;
 291         uint32_t intr_pending_mask;
 292
 293         struct task rx_done_task;
 294         int rx_process_limit;
 295
 296         struct task tx_done_task;
 297
 298         struct task fifo_sta_full_task;
 299
 300         struct task periodic_task;
 301         struct callout periodic_ch;
 302         unsigned long periodic_round;
 303
 304         struct taskqueue *taskqueue;
 305
 306         struct rt2860_softc_rx_ring rx_ring;
 307
 308         struct rt2860_softc_tx_ring tx_ring[RT2860_SOFTC_TX_RING_COUNT];
 309         int tx_ring_mgtqid;
 310
 311         struct callout tx_watchdog_ch;
 312         int tx_timer;
 313
 314         struct rt2860_softc_rx_radiotap_header rxtap;
 315         struct rt2860_softc_tx_radiotap_header txtap;
 316
 317         /* statistic counters */
 318
 319         unsigned long interrupts;
 320         unsigned long tx_coherent_interrupts;
 321         unsigned long rx_coherent_interrupts;
 322         unsigned long txrx_coherent_interrupts;
 323         unsigned long fifo_sta_full_interrupts;
 324         unsigned long rx_interrupts;
 325         unsigned long rx_delay_interrupts;
 326         unsigned long tx_interrupts[RT2860_SOFTC_TX_RING_COUNT];
 327         unsigned long tx_delay_interrupts;
 328         unsigned long pre_tbtt_interrupts;
 329         unsigned long tbtt_interrupts;
 330         unsigned long mcu_cmd_interrupts;
 331         unsigned long auto_wakeup_interrupts;
 332         unsigned long gp_timer_interrupts;
 333
 334         unsigned long tx_data_queue_full[RT2860_SOFTC_TX_RING_COUNT];
 335
 336         unsigned long tx_watchdog_timeouts;
 337
 338         unsigned long tx_defrag_packets;
 339
 340         unsigned long no_tx_desc_avail;
 341
 342         unsigned long rx_mbuf_alloc_errors;
 343         unsigned long rx_mbuf_dmamap_errors;
 344
 345         unsigned long tx_queue_not_empty[2];
 346
 347         unsigned long tx_beacons;
 348         unsigned long tx_noretryok;
 349         unsigned long tx_retryok;
 350         unsigned long tx_failed;
 351         unsigned long tx_underflows;
 352         unsigned long tx_zerolen;
 353         unsigned long tx_nonagg;
 354         unsigned long tx_agg;
 355         unsigned long tx_ampdu;
 356         unsigned long tx_mpdu_zero_density;
 357
 358         unsigned long rx_packets;
 359         unsigned long rx_ampdu;
 360         unsigned long rx_mpdu_zero_density;
 361         unsigned long rx_amsdu;
 362         unsigned long rx_crc_errors;
 363         unsigned long rx_phy_errors;
 364         unsigned long rx_false_ccas;
 365         unsigned long rx_plcp_errors;
 366         unsigned long rx_dup_packets;
 367         unsigned long rx_fifo_overflows;
 368         unsigned long rx_cipher_no_errors;
 369         unsigned long rx_cipher_icv_errors;
 370         unsigned long rx_cipher_mic_errors;
 371         unsigned long rx_cipher_invalid_key_errors;
 372
 373 #ifdef RT2860_DEBUG
 374         int debug;
 375 #endif
 376 };
 377
 378 #endif /* #ifndef _RT2860_SOFTC_H_ */