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_amrr.h"
  58
  59 #define RT2860_SOFTC_LOCK(sc)                                                           mtx_lock(&(sc)->lock)
  60 #define RT2860_SOFTC_UNLOCK(sc)                                                         mtx_unlock(&(sc)->lock)
  61 #define RT2860_SOFTC_ASSERT_LOCKED(sc)                                          mtx_assert(&(sc)->lock, MA_OWNED)
  62
  63 #define RT2860_SOFTC_FLAGS_UCODE_LOADED                                         (1 << 0)
  64
  65 #define RT2860_SOFTC_LED_OFF_COUNT                                                      3
  66
  67 #define RT2860_SOFTC_RSSI_OFF_COUNT                                                     3
  68
  69 #define RT2860_SOFTC_LNA_GAIN_COUNT                                                     4
  70
  71 #define RT2860_SOFTC_TXPOW_COUNT                                                        50
  72
  73 #define RT2860_SOFTC_TXPOW_RATE_COUNT                                           5
  74
  75 #define RT2860_SOFTC_TSSI_COUNT                                                         9
  76
  77 #define RT2860_SOFTC_BBP_EEPROM_COUNT                                           8
  78
  79 #define RT2860_SOFTC_AMRR_NODE_COUNT                                            256
  80
  81 #define RT2860_SOFTC_TX_RING_COUNT                                                      6
  82
  83 #define RT2860_SOFTC_RX_RING_DATA_COUNT                                         128
  84
  85 #define RT2860_SOFTC_MAX_SCATTER                                                        5
  86
  87 #define RT2860_SOFTC_TX_RING_DATA_COUNT                                         128
  88 #define RT2860_SOFTC_TX_RING_DESC_COUNT                                         \
  89         (RT2860_SOFTC_TX_RING_DATA_COUNT * RT2860_SOFTC_MAX_SCATTER)
  90
  91 #define RT2860_SOFTC_RX_RADIOTAP_PRESENT                                        \
  92         ((1 << IEEE80211_RADIOTAP_FLAGS) |                                              \
  93          (1 << IEEE80211_RADIOTAP_RATE) |                                               \
  94          (1 << IEEE80211_RADIOTAP_DBM_ANTSIGNAL) |                              \
  95          (1 << IEEE80211_RADIOTAP_DBM_ANTNOISE) |                               \
  96          (1 << IEEE80211_RADIOTAP_ANTENNA) |                                    \
  97          (1 << IEEE80211_RADIOTAP_DB_ANTSIGNAL) |                               \
  98          (1 << IEEE80211_RADIOTAP_XCHANNEL))
  99
 100 #define RT2860_SOFTC_TX_RADIOTAP_PRESENT                                        \
 101         ((1 << IEEE80211_RADIOTAP_FLAGS) |                                              \
 102          (1 << IEEE80211_RADIOTAP_RATE) |                                               \
 103          (1 << IEEE80211_RADIOTAP_XCHANNEL))
 104
 105 struct rt2860_softc_rx_data
 106 {
 107         bus_dmamap_t dma_map;
 108         struct mbuf *m;
 109 };
 110
 111 struct rt2860_softc_rx_ring
 112 {
 113         bus_dma_tag_t desc_dma_tag;
 114         bus_dmamap_t desc_dma_map;
 115         bus_addr_t desc_phys_addr;
 116         struct rt2860_rxdesc *desc;
 117         bus_dma_tag_t data_dma_tag;
 118         struct rt2860_softc_rx_data data[RT2860_SOFTC_RX_RING_DATA_COUNT];
 119         int cur;
 120 };
 121
 122 struct rt2860_softc_tx_data
 123 {
 124         bus_dmamap_t dma_map;
 125         struct ieee80211_node *ni;
 126         struct mbuf *m;
 127 };
 128
 129 struct rt2860_softc_tx_ring
 130 {
 131         bus_dma_tag_t desc_dma_tag;
 132         bus_dmamap_t desc_dma_map;
 133         bus_addr_t desc_phys_addr;
 134         struct rt2860_txdesc *desc;
 135         int desc_queued;
 136         int desc_cur;
 137         int desc_next;
 138         bus_dma_tag_t seg0_dma_tag;
 139         bus_dmamap_t seg0_dma_map;
 140         bus_addr_t seg0_phys_addr;
 141         uint8_t *seg0;
 142         bus_dma_tag_t data_dma_tag;
 143         struct rt2860_softc_tx_data data[RT2860_SOFTC_TX_RING_DATA_COUNT];
 144         int data_queued;
 145         int data_cur;
 146         int data_next;
 147         int qid;
 148 };
 149
 150 struct rt2860_softc_node
 151 {
 152         struct ieee80211_node ni;
 153 };
 154
 155 struct rt2860_softc_vap
 156 {
 157         struct ieee80211vap     vap;
 158         struct ieee80211_beacon_offsets beacon_offsets;
 159         struct rt2860_amrr amrr;
 160
 161         int     (*newstate)(struct ieee80211vap *vap,
 162                 enum ieee80211_state nstate, int arg);
 163 };
 164
 165 struct rt2860_softc_rx_radiotap_header
 166 {
 167         struct ieee80211_radiotap_header ihdr;
 168         uint8_t flags;
 169         uint8_t rate;
 170         int8_t dbm_antsignal;
 171         int8_t dbm_antnoise;
 172         uint8_t antenna;
 173         uint8_t antsignal;
 174         uint8_t pad[2];
 175         uint32_t chan_flags;
 176         uint16_t chan_freq;
 177         uint8_t chan_ieee;
 178         int8_t chan_maxpow;
 179 } __packed;
 180
 181 struct rt2860_softc_tx_radiotap_header
 182 {
 183         struct ieee80211_radiotap_header ihdr;
 184         uint8_t flags;
 185         uint8_t rate;
 186         uint8_t pad[2];
 187         uint32_t chan_flags;
 188         uint16_t chan_freq;
 189         uint8_t chan_ieee;
 190         int8_t chan_maxpow;
 191 } __packed;
 192
 193 struct rt2860_softc
 194 {
 195         struct mtx lock;
 196
 197         uint32_t flags;
 198
 199         device_t dev;
 200
 201         int     mem_rid;
 202         struct resource *mem;
 203
 204         int     irq_rid;
 205         struct resource *irq;
 206         void *irqh;
 207
 208         bus_space_tag_t bst;
 209         bus_space_handle_t bsh;
 210
 211         struct ifnet *ifp;
 212         int if_flags;
 213
 214         int (*recv_action)(struct ieee80211_node *ni,
 215                 const struct ieee80211_frame *wh,
 216                 const uint8_t *frm, const uint8_t *efrm);
 217
 218         int (*send_action)(struct ieee80211_node *ni,
 219                 int cat, int act, void *sa);
 220
 221         struct rt2860_amrr_node amrr_node[RT2860_SOFTC_AMRR_NODE_COUNT];
 222
 223         uint32_t mac_rev;
 224         uint8_t eeprom_addr_num;
 225         uint16_t eeprom_rev;
 226         uint8_t rf_rev;
 227
 228         uint8_t mac_addr[IEEE80211_ADDR_LEN];
 229
 230         uint8_t ntxpath;
 231         uint8_t nrxpath;
 232
 233         int hw_radio_cntl;
 234         int tx_agc_cntl;
 235         int ext_lna_2ghz;
 236         int ext_lna_5ghz;
 237
 238         uint8_t country_2ghz;
 239         uint8_t country_5ghz;
 240
 241         uint8_t rf_freq_off;
 242
 243         uint8_t led_cntl;
 244         uint16_t led_off[RT2860_SOFTC_LED_OFF_COUNT];
 245
 246         int8_t rssi_off_2ghz[RT2860_SOFTC_RSSI_OFF_COUNT];
 247         int8_t rssi_off_5ghz[RT2860_SOFTC_RSSI_OFF_COUNT];
 248
 249         uint8_t lna_gain[RT2860_SOFTC_LNA_GAIN_COUNT];
 250
 251         int8_t txpow1[RT2860_SOFTC_TXPOW_COUNT];
 252         int8_t txpow2[RT2860_SOFTC_TXPOW_COUNT];
 253
 254         int8_t txpow_rate_delta_2ghz;
 255         int8_t txpow_rate_delta_5ghz;
 256         uint32_t txpow_rate_20mhz[RT2860_SOFTC_TXPOW_RATE_COUNT];
 257         uint32_t txpow_rate_40mhz_2ghz[RT2860_SOFTC_TXPOW_RATE_COUNT];
 258         uint32_t txpow_rate_40mhz_5ghz[RT2860_SOFTC_TXPOW_RATE_COUNT];
 259
 260         int tx_agc_cntl_2ghz;
 261         int tx_agc_cntl_5ghz;
 262
 263         uint8_t tssi_2ghz[RT2860_SOFTC_TSSI_COUNT];
 264         uint8_t tssi_step_2ghz;
 265         uint8_t tssi_5ghz[RT2860_SOFTC_TSSI_COUNT];
 266         uint8_t tssi_step_5ghz;
 267
 268         struct
 269         {
 270                 uint8_t val;
 271                 uint8_t reg;
 272         } __packed bbp_eeprom[RT2860_SOFTC_BBP_EEPROM_COUNT];
 273
 274         uint16_t powersave_level;
 275
 276         uint32_t intr_enable_mask;
 277         uint32_t intr_disable_mask;
 278         uint32_t intr_pending_mask;
 279
 280         struct task rx_done_task;
 281         int rx_process_limit;
 282
 283         struct task tx_done_task;
 284
 285         struct task fifo_sta_full_task;
 286
 287         struct task periodic_task;
 288         struct callout periodic_ch;
 289         unsigned long periodic_round;
 290
 291         struct taskqueue *taskqueue;
 292
 293         struct rt2860_softc_rx_ring rx_ring;
 294
 295         struct rt2860_softc_tx_ring tx_ring[RT2860_SOFTC_TX_RING_COUNT];
 296         int tx_ring_mgtqid;
 297
 298         struct callout tx_watchdog_ch;
 299         int tx_timer;
 300
 301         struct rt2860_softc_rx_radiotap_header rxtap;
 302         struct rt2860_softc_tx_radiotap_header txtap;
 303
 304         /* statistic counters */
 305
 306         unsigned long interrupts;
 307         unsigned long tx_coherent_interrupts;
 308         unsigned long rx_coherent_interrupts;
 309         unsigned long txrx_coherent_interrupts;
 310         unsigned long fifo_sta_full_interrupts;
 311         unsigned long rx_interrupts;
 312         unsigned long rx_delay_interrupts;
 313         unsigned long tx_interrupts[RT2860_SOFTC_TX_RING_COUNT];
 314         unsigned long tx_delay_interrupts;
 315         unsigned long pre_tbtt_interrupts;
 316         unsigned long tbtt_interrupts;
 317         unsigned long mcu_cmd_interrupts;
 318         unsigned long auto_wakeup_interrupts;
 319         unsigned long gp_timer_interrupts;
 320
 321         unsigned long tx_watchdog_timeouts;
 322
 323         unsigned long tx_defrag_packets;
 324
 325         unsigned long no_tx_desc_avail;
 326
 327         unsigned long rx_mbuf_alloc_errors;
 328         unsigned long rx_mbuf_dmamap_errors;
 329
 330         unsigned long tx_queue_not_empty[2];
 331
 332         unsigned long rx_packets;
 333         unsigned long rx_crc_errors;
 334         unsigned long rx_phy_errors;
 335         unsigned long rx_false_ccas;
 336         unsigned long rx_plcp_errors;
 337         unsigned long rx_dup_packets;
 338         unsigned long rx_fifo_overflows;
 339
 340 #ifdef RT2860_DEBUG
 341         int debug;
 342 #endif
 343 };
 344
 345 #endif /* #ifndef _RT2860_SOFTC_H_ */