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_RSSI_COUNT                                                         3
  81
  82 #define RT2860_SOFTC_STAID_COUNT                                                        64
  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 staid;
 159
 160         uint8_t last_rssi[RT2860_SOFTC_RSSI_COUNT];
 161         int8_t last_rssi_dbm[RT2860_SOFTC_RSSI_COUNT];
 162 };
 163
 164 struct rt2860_softc_vap
 165 {
 166         struct ieee80211vap     vap;
 167
 168         struct ieee80211_beacon_offsets beacon_offsets;
 169         struct mbuf *beacon_mbuf;
 170         struct rt2860_txwi beacon_txwi;
 171
 172         struct rt2860_amrr amrr;
 173
 174         int     (*newstate)(struct ieee80211vap *vap,
 175                 enum ieee80211_state nstate, int arg);
 176 };
 177
 178 struct rt2860_softc_rx_radiotap_header
 179 {
 180         struct ieee80211_radiotap_header ihdr;
 181         uint8_t flags;
 182         uint8_t rate;
 183         int8_t dbm_antsignal;
 184         int8_t dbm_antnoise;
 185         uint8_t antenna;
 186         uint8_t antsignal;
 187         uint8_t pad[2];
 188         uint32_t chan_flags;
 189         uint16_t chan_freq;
 190         uint8_t chan_ieee;
 191         int8_t chan_maxpow;
 192 } __packed;
 193
 194 struct rt2860_softc_tx_radiotap_header
 195 {
 196         struct ieee80211_radiotap_header ihdr;
 197         uint8_t flags;
 198         uint8_t rate;
 199         uint8_t pad[2];
 200         uint32_t chan_flags;
 201         uint16_t chan_freq;
 202         uint8_t chan_ieee;
 203         int8_t chan_maxpow;
 204 } __packed;
 205
 206 struct rt2860_softc
 207 {
 208         struct mtx lock;
 209
 210         uint32_t flags;
 211
 212         device_t dev;
 213
 214         int     mem_rid;
 215         struct resource *mem;
 216
 217         int     irq_rid;
 218         struct resource *irq;
 219         void *irqh;
 220
 221         bus_space_tag_t bst;
 222         bus_space_handle_t bsh;
 223
 224         struct ifnet *ifp;
 225         int if_flags;
 226
 227         int nvaps;
 228         int napvaps;
 229         int nadhocvaps;
 230         int nstavaps;
 231         int nwdsvaps;
 232
 233         void (*node_cleanup)(struct ieee80211_node *ni);
 234
 235         int tx_ampdu_sessions;
 236
 237         int (*recv_action)(struct ieee80211_node *ni,
 238                 const struct ieee80211_frame *wh,
 239                 const uint8_t *frm, const uint8_t *efrm);
 240
 241         int (*send_action)(struct ieee80211_node *ni,
 242                 int cat, int act, void *sa);
 243
 244         struct rt2860_amrr_node amrr_node[RT2860_SOFTC_STAID_COUNT];
 245
 246         uint32_t mac_rev;
 247         uint8_t eeprom_addr_num;
 248         uint16_t eeprom_rev;
 249         uint8_t rf_rev;
 250
 251         uint8_t mac_addr[IEEE80211_ADDR_LEN];
 252
 253         uint8_t ntxpath;
 254         uint8_t nrxpath;
 255
 256         int hw_radio_cntl;
 257         int tx_agc_cntl;
 258         int ext_lna_2ghz;
 259         int ext_lna_5ghz;
 260
 261         uint8_t country_2ghz;
 262         uint8_t country_5ghz;
 263
 264         uint8_t rf_freq_off;
 265
 266         uint8_t led_cntl;
 267         uint16_t led_off[RT2860_SOFTC_LED_OFF_COUNT];
 268
 269         int8_t rssi_off_2ghz[RT2860_SOFTC_RSSI_OFF_COUNT];
 270         int8_t rssi_off_5ghz[RT2860_SOFTC_RSSI_OFF_COUNT];
 271
 272         int8_t lna_gain[RT2860_SOFTC_LNA_GAIN_COUNT];
 273
 274         int8_t txpow1[RT2860_SOFTC_TXPOW_COUNT];
 275         int8_t txpow2[RT2860_SOFTC_TXPOW_COUNT];
 276
 277         int8_t txpow_rate_delta_2ghz;
 278         int8_t txpow_rate_delta_5ghz;
 279         uint32_t txpow_rate_20mhz[RT2860_SOFTC_TXPOW_RATE_COUNT];
 280         uint32_t txpow_rate_40mhz_2ghz[RT2860_SOFTC_TXPOW_RATE_COUNT];
 281         uint32_t txpow_rate_40mhz_5ghz[RT2860_SOFTC_TXPOW_RATE_COUNT];
 282
 283         int tx_agc_cntl_2ghz;
 284         int tx_agc_cntl_5ghz;
 285
 286         uint8_t tssi_2ghz[RT2860_SOFTC_TSSI_COUNT];
 287         uint8_t tssi_step_2ghz;
 288         uint8_t tssi_5ghz[RT2860_SOFTC_TSSI_COUNT];
 289         uint8_t tssi_step_5ghz;
 290
 291         struct
 292         {
 293                 uint8_t val;
 294                 uint8_t reg;
 295         } __packed bbp_eeprom[RT2860_SOFTC_BBP_EEPROM_COUNT];
 296
 297         uint16_t powersave_level;
 298
 299         uint8_t staid_mask[RT2860_SOFTC_STAID_COUNT / NBBY];
 300
 301         uint32_t intr_enable_mask;
 302         uint32_t intr_disable_mask;
 303         uint32_t intr_pending_mask;
 304
 305         struct task rx_done_task;
 306         int rx_process_limit;
 307
 308         struct task tx_done_task;
 309
 310         struct task fifo_sta_full_task;
 311
 312         struct task periodic_task;
 313         struct callout periodic_ch;
 314         unsigned long periodic_round;
 315
 316         struct taskqueue *taskqueue;
 317
 318         struct rt2860_softc_rx_ring rx_ring;
 319
 320         struct rt2860_softc_tx_ring tx_ring[RT2860_SOFTC_TX_RING_COUNT];
 321         int tx_ring_mgtqid;
 322
 323         struct callout tx_watchdog_ch;
 324         int tx_timer;
 325
 326         struct rt2860_softc_rx_radiotap_header rxtap;
 327         struct rt2860_softc_tx_radiotap_header txtap;
 328
 329         /* statistic counters */
 330
 331         unsigned long interrupts;
 332         unsigned long tx_coherent_interrupts;
 333         unsigned long rx_coherent_interrupts;
 334         unsigned long txrx_coherent_interrupts;
 335         unsigned long fifo_sta_full_interrupts;
 336         unsigned long rx_interrupts;
 337         unsigned long rx_delay_interrupts;
 338         unsigned long tx_interrupts[RT2860_SOFTC_TX_RING_COUNT];
 339         unsigned long tx_delay_interrupts;
 340         unsigned long pre_tbtt_interrupts;
 341         unsigned long tbtt_interrupts;
 342         unsigned long mcu_cmd_interrupts;
 343         unsigned long auto_wakeup_interrupts;
 344         unsigned long gp_timer_interrupts;
 345
 346         unsigned long tx_data_queue_full[RT2860_SOFTC_TX_RING_COUNT];
 347
 348         unsigned long tx_watchdog_timeouts;
 349
 350         unsigned long tx_defrag_packets;
 351
 352         unsigned long no_tx_desc_avail;
 353
 354         unsigned long rx_mbuf_alloc_errors;
 355         unsigned long rx_mbuf_dmamap_errors;
 356
 357         unsigned long tx_queue_not_empty[2];
 358
 359         unsigned long tx_beacons;
 360         unsigned long tx_noretryok;
 361         unsigned long tx_retryok;
 362         unsigned long tx_failed;
 363         unsigned long tx_underflows;
 364         unsigned long tx_zerolen;
 365         unsigned long tx_nonagg;
 366         unsigned long tx_agg;
 367         unsigned long tx_ampdu;
 368         unsigned long tx_mpdu_zero_density;
 369
 370         unsigned long rx_packets;
 371         unsigned long rx_ampdu;
 372         unsigned long rx_mpdu_zero_density;
 373         unsigned long rx_amsdu;
 374         unsigned long rx_crc_errors;
 375         unsigned long rx_phy_errors;
 376         unsigned long rx_false_ccas;
 377         unsigned long rx_plcp_errors;
 378         unsigned long rx_dup_packets;
 379         unsigned long rx_fifo_overflows;
 380         unsigned long rx_cipher_no_errors;
 381         unsigned long rx_cipher_icv_errors;
 382         unsigned long rx_cipher_mic_errors;
 383         unsigned long rx_cipher_invalid_key_errors;
 384
 385 #ifdef RT2860_DEBUG
 386         int debug;
 387 #endif
 388 };
 389
 390 #endif /* #ifndef _RT2860_SOFTC_H_ */