drivers/net/wireless/intel/iwlegacy/3945.h

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2 /******************************************************************************
   3  *
   4  * Copyright(c) 2003 - 2011 Intel Corporation. All rights reserved.
   5  *
   6  * Contact Information:
   7  *  Intel Linux Wireless <ilw@linux.intel.com>
   8  * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
   9  *
  10  *****************************************************************************/
  11
  12 #ifndef __il_3945_h__
  13 #define __il_3945_h__
  14
  15 #include <linux/pci.h>          /* for struct pci_device_id */
  16 #include <linux/kernel.h>
  17 #include <net/ieee80211_radiotap.h>
  18
  19 /* Hardware specific file defines the PCI IDs table for that hardware module */
  20 extern const struct pci_device_id il3945_hw_card_ids[];
  21
  22 #include "common.h"
  23
  24 extern const struct il_ops il3945_ops;
  25
  26 /* Highest firmware API version supported */
  27 #define IL3945_UCODE_API_MAX 2
  28
  29 /* Lowest firmware API version supported */
  30 #define IL3945_UCODE_API_MIN 1
  31
  32 #define IL3945_FW_PRE   "iwlwifi-3945-"
  33 #define _IL3945_MODULE_FIRMWARE(api) IL3945_FW_PRE #api ".ucode"
  34 #define IL3945_MODULE_FIRMWARE(api) _IL3945_MODULE_FIRMWARE(api)
  35
  36 /* Default noise level to report when noise measurement is not available.
  37  *   This may be because we're:
  38  *   1)  Not associated (4965, no beacon stats being sent to driver)
  39  *   2)  Scanning (noise measurement does not apply to associated channel)
  40  *   3)  Receiving CCK (3945 delivers noise info only for OFDM frames)
  41  * Use default noise value of -127 ... this is below the range of measurable
  42  *   Rx dBm for either 3945 or 4965, so it can indicate "unmeasurable" to user.
  43  *   Also, -127 works better than 0 when averaging frames with/without
  44  *   noise info (e.g. averaging might be done in app); measured dBm values are
  45  *   always negative ... using a negative value as the default keeps all
  46  *   averages within an s8's (used in some apps) range of negative values. */
  47 #define IL_NOISE_MEAS_NOT_AVAILABLE (-127)
  48
  49 /* Module parameters accessible from iwl-*.c */
  50 extern struct il_mod_params il3945_mod_params;
  51
  52 struct il3945_rate_scale_data {
  53         u64 data;
  54         s32 success_counter;
  55         s32 success_ratio;
  56         s32 counter;
  57         s32 average_tpt;
  58         unsigned long stamp;
  59 };
  60
  61 struct il3945_rs_sta {
  62         spinlock_t lock;
  63         struct il_priv *il;
  64         s32 *expected_tpt;
  65         unsigned long last_partial_flush;
  66         unsigned long last_flush;
  67         u32 flush_time;
  68         u32 last_tx_packets;
  69         u32 tx_packets;
  70         u8 tgg;
  71         u8 flush_pending;
  72         u8 start_rate;
  73         struct timer_list rate_scale_flush;
  74         struct il3945_rate_scale_data win[RATE_COUNT_3945];
  75 #ifdef CONFIG_MAC80211_DEBUGFS
  76         struct dentry *rs_sta_dbgfs_stats_table_file;
  77 #endif
  78
  79         /* used to be in sta_info */
  80         int last_txrate_idx;
  81 };
  82
  83 /*
  84  * The common struct MUST be first because it is shared between
  85  * 3945 and 4965!
  86  */
  87 struct il3945_sta_priv {
  88         struct il_station_priv_common common;
  89         struct il3945_rs_sta rs_sta;
  90 };
  91
  92 enum il3945_antenna {
  93         IL_ANTENNA_DIVERSITY,
  94         IL_ANTENNA_MAIN,
  95         IL_ANTENNA_AUX
  96 };
  97
  98 /*
  99  * RTS threshold here is total size [2347] minus 4 FCS bytes
 100  * Per spec:
 101  *   a value of 0 means RTS on all data/management packets
 102  *   a value > max MSDU size means no RTS
 103  * else RTS for data/management frames where MPDU is larger
 104  *   than RTS value.
 105  */
 106 #define DEFAULT_RTS_THRESHOLD     2347U
 107 #define MIN_RTS_THRESHOLD         0U
 108 #define MAX_RTS_THRESHOLD         2347U
 109 #define MAX_MSDU_SIZE             2304U
 110 #define MAX_MPDU_SIZE             2346U
 111 #define DEFAULT_BEACON_INTERVAL   100U
 112 #define DEFAULT_SHORT_RETRY_LIMIT 7U
 113 #define DEFAULT_LONG_RETRY_LIMIT  4U
 114
 115 #define IL_TX_FIFO_AC0  0
 116 #define IL_TX_FIFO_AC1  1
 117 #define IL_TX_FIFO_AC2  2
 118 #define IL_TX_FIFO_AC3  3
 119 #define IL_TX_FIFO_HCCA_1       5
 120 #define IL_TX_FIFO_HCCA_2       6
 121 #define IL_TX_FIFO_NONE 7
 122
 123 #define IEEE80211_DATA_LEN              2304
 124 #define IEEE80211_4ADDR_LEN             30
 125 #define IEEE80211_HLEN                  (IEEE80211_4ADDR_LEN)
 126 #define IEEE80211_FRAME_LEN             (IEEE80211_DATA_LEN + IEEE80211_HLEN)
 127
 128 struct il3945_frame {
 129         union {
 130                 struct ieee80211_hdr frame;
 131                 struct il3945_tx_beacon_cmd beacon;
 132                 u8 raw[IEEE80211_FRAME_LEN];
 133                 u8 cmd[360];
 134         } u;
 135         struct list_head list;
 136 };
 137
 138 #define SUP_RATE_11A_MAX_NUM_CHANNELS  8
 139 #define SUP_RATE_11B_MAX_NUM_CHANNELS  4
 140 #define SUP_RATE_11G_MAX_NUM_CHANNELS  12
 141
 142 #define IL_SUPPORTED_RATES_IE_LEN         8
 143
 144 #define SCAN_INTERVAL 100
 145
 146 #define MAX_TID_COUNT        9
 147
 148 #define IL_INVALID_RATE     0xFF
 149 #define IL_INVALID_VALUE    -1
 150
 151 #define STA_PS_STATUS_WAKE             0
 152 #define STA_PS_STATUS_SLEEP            1
 153
 154 struct il3945_ibss_seq {
 155         u8 mac[ETH_ALEN];
 156         u16 seq_num;
 157         u16 frag_num;
 158         unsigned long packet_time;
 159         struct list_head list;
 160 };
 161
 162 #define IL_RX_HDR(x) ((struct il3945_rx_frame_hdr *)(\
 163                        x->u.rx_frame.stats.payload + \
 164                        x->u.rx_frame.stats.phy_count))
 165 #define IL_RX_END(x) ((struct il3945_rx_frame_end *)(\
 166                        IL_RX_HDR(x)->payload + \
 167                        le16_to_cpu(IL_RX_HDR(x)->len)))
 168 #define IL_RX_STATS(x) (&x->u.rx_frame.stats)
 169 #define IL_RX_DATA(x) (IL_RX_HDR(x)->payload)
 170
 171 /******************************************************************************
 172  *
 173  * Functions implemented in iwl3945-base.c which are forward declared here
 174  * for use by iwl-*.c
 175  *
 176  *****************************************************************************/
 177 int il3945_calc_db_from_ratio(int sig_ratio);
 178 void il3945_rx_replenish(void *data);
 179 void il3945_rx_queue_reset(struct il_priv *il, struct il_rx_queue *rxq);
 180 unsigned int il3945_fill_beacon_frame(struct il_priv *il,
 181                                       struct ieee80211_hdr *hdr, int left);
 182 int il3945_dump_nic_event_log(struct il_priv *il, bool full_log, char **buf,
 183                               bool display);
 184 void il3945_dump_nic_error_log(struct il_priv *il);
 185
 186 /******************************************************************************
 187  *
 188  * Functions implemented in iwl-[34]*.c which are forward declared here
 189  * for use by iwl3945-base.c
 190  *
 191  * NOTE:  The implementation of these functions are hardware specific
 192  * which is why they are in the hardware specific files (vs. iwl-base.c)
 193  *
 194  * Naming convention --
 195  * il3945_         <-- Its part of iwlwifi (should be changed to il3945_)
 196  * il3945_hw_      <-- Hardware specific (implemented in iwl-XXXX.c by all HW)
 197  * iwlXXXX_     <-- Hardware specific (implemented in iwl-XXXX.c for XXXX)
 198  * il3945_bg_      <-- Called from work queue context
 199  * il3945_mac_     <-- mac80211 callback
 200  *
 201  ****************************************************************************/
 202 void il3945_hw_handler_setup(struct il_priv *il);
 203 void il3945_hw_setup_deferred_work(struct il_priv *il);
 204 void il3945_hw_cancel_deferred_work(struct il_priv *il);
 205 int il3945_hw_rxq_stop(struct il_priv *il);
 206 int il3945_hw_set_hw_params(struct il_priv *il);
 207 int il3945_hw_nic_init(struct il_priv *il);
 208 int il3945_hw_nic_stop_master(struct il_priv *il);
 209 void il3945_hw_txq_ctx_free(struct il_priv *il);
 210 void il3945_hw_txq_ctx_stop(struct il_priv *il);
 211 int il3945_hw_nic_reset(struct il_priv *il);
 212 int il3945_hw_txq_attach_buf_to_tfd(struct il_priv *il, struct il_tx_queue *txq,
 213                                     dma_addr_t addr, u16 len, u8 reset, u8 pad);
 214 void il3945_hw_txq_free_tfd(struct il_priv *il, struct il_tx_queue *txq);
 215 int il3945_hw_get_temperature(struct il_priv *il);
 216 int il3945_hw_tx_queue_init(struct il_priv *il, struct il_tx_queue *txq);
 217 unsigned int il3945_hw_get_beacon_cmd(struct il_priv *il,
 218                                       struct il3945_frame *frame, u8 rate);
 219 void il3945_hw_build_tx_cmd_rate(struct il_priv *il, struct il_device_cmd *cmd,
 220                                  struct ieee80211_tx_info *info,
 221                                  struct ieee80211_hdr *hdr, int sta_id);
 222 int il3945_hw_reg_send_txpower(struct il_priv *il);
 223 int il3945_hw_reg_set_txpower(struct il_priv *il, s8 power);
 224 void il3945_hdl_stats(struct il_priv *il, struct il_rx_buf *rxb);
 225 void il3945_hdl_c_stats(struct il_priv *il, struct il_rx_buf *rxb);
 226 void il3945_disable_events(struct il_priv *il);
 227 int il4965_get_temperature(const struct il_priv *il);
 228 void il3945_post_associate(struct il_priv *il);
 229 void il3945_config_ap(struct il_priv *il);
 230
 231 int il3945_commit_rxon(struct il_priv *il);
 232
 233 /**
 234  * il3945_hw_find_station - Find station id for a given BSSID
 235  * @bssid: MAC address of station ID to find
 236  *
 237  * NOTE:  This should not be hardware specific but the code has
 238  * not yet been merged into a single common layer for managing the
 239  * station tables.
 240  */
 241 u8 il3945_hw_find_station(struct il_priv *il, const u8 *bssid);
 242
 243 __le32 il3945_get_antenna_flags(const struct il_priv *il);
 244 int il3945_init_hw_rate_table(struct il_priv *il);
 245 void il3945_reg_txpower_periodic(struct il_priv *il);
 246 int il3945_txpower_set_from_eeprom(struct il_priv *il);
 247
 248 int il3945_rs_next_rate(struct il_priv *il, int rate);
 249
 250 /* scanning */
 251 int il3945_request_scan(struct il_priv *il, struct ieee80211_vif *vif);
 252 void il3945_post_scan(struct il_priv *il);
 253
 254 /* rates */
 255 extern const struct il3945_rate_info il3945_rates[RATE_COUNT_3945];
 256
 257 /* RSSI to dBm */
 258 #define IL39_RSSI_OFFSET        95
 259
 260 /*
 261  * EEPROM related constants, enums, and structures.
 262  */
 263 #define EEPROM_SKU_CAP_OP_MODE_MRC                      (1 << 7)
 264
 265 /*
 266  * Mapping of a Tx power level, at factory calibration temperature,
 267  *   to a radio/DSP gain table idx.
 268  * One for each of 5 "sample" power levels in each band.
 269  * v_det is measured at the factory, using the 3945's built-in power amplifier
 270  *   (PA) output voltage detector.  This same detector is used during Tx of
 271  *   long packets in normal operation to provide feedback as to proper output
 272  *   level.
 273  * Data copied from EEPROM.
 274  * DO NOT ALTER THIS STRUCTURE!!!
 275  */
 276 struct il3945_eeprom_txpower_sample {
 277         u8 gain_idx;            /* idx into power (gain) setup table ... */
 278         s8 power;               /* ... for this pwr level for this chnl group */
 279         u16 v_det;              /* PA output voltage */
 280 } __packed;
 281
 282 /*
 283  * Mappings of Tx power levels -> nominal radio/DSP gain table idxes.
 284  * One for each channel group (a.k.a. "band") (1 for BG, 4 for A).
 285  * Tx power setup code interpolates between the 5 "sample" power levels
 286  *    to determine the nominal setup for a requested power level.
 287  * Data copied from EEPROM.
 288  * DO NOT ALTER THIS STRUCTURE!!!
 289  */
 290 struct il3945_eeprom_txpower_group {
 291         struct il3945_eeprom_txpower_sample samples[5]; /* 5 power levels */
 292         s32 a, b, c, d, e;      /* coefficients for voltage->power
 293                                  * formula (signed) */
 294         s32 Fa, Fb, Fc, Fd, Fe; /* these modify coeffs based on
 295                                  * frequency (signed) */
 296         s8 saturation_power;    /* highest power possible by h/w in this
 297                                  * band */
 298         u8 group_channel;       /* "representative" channel # in this band */
 299         s16 temperature;        /* h/w temperature at factory calib this band
 300                                  * (signed) */
 301 } __packed;
 302
 303 /*
 304  * Temperature-based Tx-power compensation data, not band-specific.
 305  * These coefficients are use to modify a/b/c/d/e coeffs based on
 306  *   difference between current temperature and factory calib temperature.
 307  * Data copied from EEPROM.
 308  */
 309 struct il3945_eeprom_temperature_corr {
 310         u32 Ta;
 311         u32 Tb;
 312         u32 Tc;
 313         u32 Td;
 314         u32 Te;
 315 } __packed;
 316
 317 /*
 318  * EEPROM map
 319  */
 320 struct il3945_eeprom {
 321         u8 reserved0[16];
 322         u16 device_id;          /* abs.ofs: 16 */
 323         u8 reserved1[2];
 324         u16 pmc;                /* abs.ofs: 20 */
 325         u8 reserved2[20];
 326         u8 mac_address[6];      /* abs.ofs: 42 */
 327         u8 reserved3[58];
 328         u16 board_revision;     /* abs.ofs: 106 */
 329         u8 reserved4[11];
 330         u8 board_pba_number[9]; /* abs.ofs: 119 */
 331         u8 reserved5[8];
 332         u16 version;            /* abs.ofs: 136 */
 333         u8 sku_cap;             /* abs.ofs: 138 */
 334         u8 leds_mode;           /* abs.ofs: 139 */
 335         u16 oem_mode;
 336         u16 wowlan_mode;        /* abs.ofs: 142 */
 337         u16 leds_time_interval; /* abs.ofs: 144 */
 338         u8 leds_off_time;       /* abs.ofs: 146 */
 339         u8 leds_on_time;        /* abs.ofs: 147 */
 340         u8 almgor_m_version;    /* abs.ofs: 148 */
 341         u8 antenna_switch_type; /* abs.ofs: 149 */
 342         u8 reserved6[42];
 343         u8 sku_id[4];           /* abs.ofs: 192 */
 344
 345 /*
 346  * Per-channel regulatory data.
 347  *
 348  * Each channel that *might* be supported by 3945 has a fixed location
 349  * in EEPROM containing EEPROM_CHANNEL_* usage flags (LSB) and max regulatory
 350  * txpower (MSB).
 351  *
 352  * Entries immediately below are for 20 MHz channel width.
 353  *
 354  * 2.4 GHz channels 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14
 355  */
 356         u16 band_1_count;       /* abs.ofs: 196 */
 357         struct il_eeprom_channel band_1_channels[14];   /* abs.ofs: 198 */
 358
 359 /*
 360  * 4.9 GHz channels 183, 184, 185, 187, 188, 189, 192, 196,
 361  * 5.0 GHz channels 7, 8, 11, 12, 16
 362  * (4915-5080MHz) (none of these is ever supported)
 363  */
 364         u16 band_2_count;       /* abs.ofs: 226 */
 365         struct il_eeprom_channel band_2_channels[13];   /* abs.ofs: 228 */
 366
 367 /*
 368  * 5.2 GHz channels 34, 36, 38, 40, 42, 44, 46, 48, 52, 56, 60, 64
 369  * (5170-5320MHz)
 370  */
 371         u16 band_3_count;       /* abs.ofs: 254 */
 372         struct il_eeprom_channel band_3_channels[12];   /* abs.ofs: 256 */
 373
 374 /*
 375  * 5.5 GHz channels 100, 104, 108, 112, 116, 120, 124, 128, 132, 136, 140
 376  * (5500-5700MHz)
 377  */
 378         u16 band_4_count;       /* abs.ofs: 280 */
 379         struct il_eeprom_channel band_4_channels[11];   /* abs.ofs: 282 */
 380
 381 /*
 382  * 5.7 GHz channels 145, 149, 153, 157, 161, 165
 383  * (5725-5825MHz)
 384  */
 385         u16 band_5_count;       /* abs.ofs: 304 */
 386         struct il_eeprom_channel band_5_channels[6];    /* abs.ofs: 306 */
 387
 388         u8 reserved9[194];
 389
 390 /*
 391  * 3945 Txpower calibration data.
 392  */
 393 #define IL_NUM_TX_CALIB_GROUPS 5
 394         struct il3945_eeprom_txpower_group groups[IL_NUM_TX_CALIB_GROUPS];
 395 /* abs.ofs: 512 */
 396         struct il3945_eeprom_temperature_corr corrections;      /* abs.ofs: 832 */
 397         u8 reserved16[172];     /* fill out to full 1024 byte block */
 398 } __packed;
 399
 400 #define IL3945_EEPROM_IMG_SIZE 1024
 401
 402 /* End of EEPROM */
 403
 404 #define PCI_CFG_REV_ID_BIT_BASIC_SKU                (0x40)      /* bit 6    */
 405 #define PCI_CFG_REV_ID_BIT_RTP                      (0x80)      /* bit 7    */
 406
 407 /* 4 DATA + 1 CMD. There are 2 HCCA queues that are not used. */
 408 #define IL39_NUM_QUEUES        5
 409 #define IL39_CMD_QUEUE_NUM      4
 410
 411 #define IL_DEFAULT_TX_RETRY  15
 412
 413 /*********************************************/
 414
 415 #define RFD_SIZE                              4
 416 #define NUM_TFD_CHUNKS                        4
 417
 418 #define TFD_CTL_COUNT_SET(n)       (n << 24)
 419 #define TFD_CTL_COUNT_GET(ctl)     ((ctl >> 24) & 7)
 420 #define TFD_CTL_PAD_SET(n)         (n << 28)
 421 #define TFD_CTL_PAD_GET(ctl)       (ctl >> 28)
 422
 423 /* Sizes and addresses for instruction and data memory (SRAM) in
 424  * 3945's embedded processor.  Driver access is via HBUS_TARG_MEM_* regs. */
 425 #define IL39_RTC_INST_LOWER_BOUND               (0x000000)
 426 #define IL39_RTC_INST_UPPER_BOUND               (0x014000)
 427
 428 #define IL39_RTC_DATA_LOWER_BOUND               (0x800000)
 429 #define IL39_RTC_DATA_UPPER_BOUND               (0x808000)
 430
 431 #define IL39_RTC_INST_SIZE (IL39_RTC_INST_UPPER_BOUND - \
 432                                 IL39_RTC_INST_LOWER_BOUND)
 433 #define IL39_RTC_DATA_SIZE (IL39_RTC_DATA_UPPER_BOUND - \
 434                                 IL39_RTC_DATA_LOWER_BOUND)
 435
 436 #define IL39_MAX_INST_SIZE IL39_RTC_INST_SIZE
 437 #define IL39_MAX_DATA_SIZE IL39_RTC_DATA_SIZE
 438
 439 /* Size of uCode instruction memory in bootstrap state machine */
 440 #define IL39_MAX_BSM_SIZE IL39_RTC_INST_SIZE
 441
 442 static inline int
 443 il3945_hw_valid_rtc_data_addr(u32 addr)
 444 {
 445         return (addr >= IL39_RTC_DATA_LOWER_BOUND &&
 446                 addr < IL39_RTC_DATA_UPPER_BOUND);
 447 }
 448
 449 /* Base physical address of il3945_shared is provided to FH39_TSSR_CBB_BASE
 450  * and &il3945_shared.rx_read_ptr[0] is provided to FH39_RCSR_RPTR_ADDR(0) */
 451 struct il3945_shared {
 452         __le32 tx_base_ptr[8];
 453 } __packed;
 454
 455 /************************************/
 456 /* iwl3945 Flow Handler Definitions */
 457 /************************************/
 458
 459 /**
 460  * This I/O area is directly read/writable by driver (e.g. Linux uses writel())
 461  * Addresses are offsets from device's PCI hardware base address.
 462  */
 463 #define FH39_MEM_LOWER_BOUND                   (0x0800)
 464 #define FH39_MEM_UPPER_BOUND                   (0x1000)
 465
 466 #define FH39_CBCC_TBL           (FH39_MEM_LOWER_BOUND + 0x140)
 467 #define FH39_TFDB_TBL           (FH39_MEM_LOWER_BOUND + 0x180)
 468 #define FH39_RCSR_TBL           (FH39_MEM_LOWER_BOUND + 0x400)
 469 #define FH39_RSSR_TBL           (FH39_MEM_LOWER_BOUND + 0x4c0)
 470 #define FH39_TCSR_TBL           (FH39_MEM_LOWER_BOUND + 0x500)
 471 #define FH39_TSSR_TBL           (FH39_MEM_LOWER_BOUND + 0x680)
 472
 473 /* TFDB (Transmit Frame Buffer Descriptor) */
 474 #define FH39_TFDB(_ch, buf)                     (FH39_TFDB_TBL + \
 475                                                  ((_ch) * 2 + (buf)) * 0x28)
 476 #define FH39_TFDB_CHNL_BUF_CTRL_REG(_ch)        (FH39_TFDB_TBL + 0x50 * (_ch))
 477
 478 /* CBCC channel is [0,2] */
 479 #define FH39_CBCC(_ch)          (FH39_CBCC_TBL + (_ch) * 0x8)
 480 #define FH39_CBCC_CTRL(_ch)     (FH39_CBCC(_ch) + 0x00)
 481 #define FH39_CBCC_BASE(_ch)     (FH39_CBCC(_ch) + 0x04)
 482
 483 /* RCSR channel is [0,2] */
 484 #define FH39_RCSR(_ch)                  (FH39_RCSR_TBL + (_ch) * 0x40)
 485 #define FH39_RCSR_CONFIG(_ch)           (FH39_RCSR(_ch) + 0x00)
 486 #define FH39_RCSR_RBD_BASE(_ch)         (FH39_RCSR(_ch) + 0x04)
 487 #define FH39_RCSR_WPTR(_ch)             (FH39_RCSR(_ch) + 0x20)
 488 #define FH39_RCSR_RPTR_ADDR(_ch)        (FH39_RCSR(_ch) + 0x24)
 489
 490 #define FH39_RSCSR_CHNL0_WPTR           (FH39_RCSR_WPTR(0))
 491
 492 /* RSSR */
 493 #define FH39_RSSR_CTRL                  (FH39_RSSR_TBL + 0x000)
 494 #define FH39_RSSR_STATUS                (FH39_RSSR_TBL + 0x004)
 495
 496 /* TCSR */
 497 #define FH39_TCSR(_ch)                  (FH39_TCSR_TBL + (_ch) * 0x20)
 498 #define FH39_TCSR_CONFIG(_ch)           (FH39_TCSR(_ch) + 0x00)
 499 #define FH39_TCSR_CREDIT(_ch)           (FH39_TCSR(_ch) + 0x04)
 500 #define FH39_TCSR_BUFF_STTS(_ch)        (FH39_TCSR(_ch) + 0x08)
 501
 502 /* TSSR */
 503 #define FH39_TSSR_CBB_BASE        (FH39_TSSR_TBL + 0x000)
 504 #define FH39_TSSR_MSG_CONFIG      (FH39_TSSR_TBL + 0x008)
 505 #define FH39_TSSR_TX_STATUS       (FH39_TSSR_TBL + 0x010)
 506
 507 /* DBM */
 508
 509 #define FH39_SRVC_CHNL                            (6)
 510
 511 #define FH39_RCSR_RX_CONFIG_REG_POS_RBDC_SIZE     (20)
 512 #define FH39_RCSR_RX_CONFIG_REG_POS_IRQ_RBTH      (4)
 513
 514 #define FH39_RCSR_RX_CONFIG_REG_BIT_WR_STTS_EN    (0x08000000)
 515
 516 #define FH39_RCSR_RX_CONFIG_REG_VAL_DMA_CHNL_EN_ENABLE        (0x80000000)
 517
 518 #define FH39_RCSR_RX_CONFIG_REG_VAL_RDRBD_EN_ENABLE           (0x20000000)
 519
 520 #define FH39_RCSR_RX_CONFIG_REG_VAL_MAX_FRAG_SIZE_128           (0x01000000)
 521
 522 #define FH39_RCSR_RX_CONFIG_REG_VAL_IRQ_DEST_INT_HOST           (0x00001000)
 523
 524 #define FH39_RCSR_RX_CONFIG_REG_VAL_MSG_MODE_FH                 (0x00000000)
 525
 526 #define FH39_TCSR_TX_CONFIG_REG_VAL_MSG_MODE_TXF                (0x00000000)
 527 #define FH39_TCSR_TX_CONFIG_REG_VAL_MSG_MODE_DRIVER             (0x00000001)
 528
 529 #define FH39_TCSR_TX_CONFIG_REG_VAL_DMA_CREDIT_DISABLE_VAL      (0x00000000)
 530 #define FH39_TCSR_TX_CONFIG_REG_VAL_DMA_CREDIT_ENABLE_VAL       (0x00000008)
 531
 532 #define FH39_TCSR_TX_CONFIG_REG_VAL_CIRQ_HOST_IFTFD             (0x00200000)
 533
 534 #define FH39_TCSR_TX_CONFIG_REG_VAL_CIRQ_RTC_NOINT              (0x00000000)
 535
 536 #define FH39_TCSR_TX_CONFIG_REG_VAL_DMA_CHNL_PAUSE              (0x00000000)
 537 #define FH39_TCSR_TX_CONFIG_REG_VAL_DMA_CHNL_ENABLE             (0x80000000)
 538
 539 #define FH39_TCSR_CHNL_TX_BUF_STS_REG_VAL_TFDB_VALID            (0x00004000)
 540
 541 #define FH39_TCSR_CHNL_TX_BUF_STS_REG_BIT_TFDB_WPTR             (0x00000001)
 542
 543 #define FH39_TSSR_TX_MSG_CONFIG_REG_VAL_SNOOP_RD_TXPD_ON        (0xFF000000)
 544 #define FH39_TSSR_TX_MSG_CONFIG_REG_VAL_ORDER_RD_TXPD_ON        (0x00FF0000)
 545
 546 #define FH39_TSSR_TX_MSG_CONFIG_REG_VAL_MAX_FRAG_SIZE_128B      (0x00000400)
 547
 548 #define FH39_TSSR_TX_MSG_CONFIG_REG_VAL_SNOOP_RD_TFD_ON         (0x00000100)
 549 #define FH39_TSSR_TX_MSG_CONFIG_REG_VAL_ORDER_RD_CBB_ON         (0x00000080)
 550
 551 #define FH39_TSSR_TX_MSG_CONFIG_REG_VAL_ORDER_RSP_WAIT_TH       (0x00000020)
 552 #define FH39_TSSR_TX_MSG_CONFIG_REG_VAL_RSP_WAIT_TH             (0x00000005)
 553
 554 #define FH39_TSSR_TX_STATUS_REG_BIT_BUFS_EMPTY(_ch)     (BIT(_ch) << 24)
 555 #define FH39_TSSR_TX_STATUS_REG_BIT_NO_PEND_REQ(_ch)    (BIT(_ch) << 16)
 556
 557 #define FH39_TSSR_TX_STATUS_REG_MSK_CHNL_IDLE(_ch) \
 558         (FH39_TSSR_TX_STATUS_REG_BIT_BUFS_EMPTY(_ch) | \
 559          FH39_TSSR_TX_STATUS_REG_BIT_NO_PEND_REQ(_ch))
 560
 561 #define FH39_RSSR_CHNL0_RX_STATUS_CHNL_IDLE                     (0x01000000)
 562
 563 struct il3945_tfd_tb {
 564         __le32 addr;
 565         __le32 len;
 566 } __packed;
 567
 568 struct il3945_tfd {
 569         __le32 control_flags;
 570         struct il3945_tfd_tb tbs[4];
 571         u8 __pad[28];
 572 } __packed;
 573
 574 #ifdef CONFIG_IWLEGACY_DEBUGFS
 575 extern const struct il_debugfs_ops il3945_debugfs_ops;
 576 #endif
 577
 578 #endif