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 76 /* used to be in sta_info */ 77 int last_txrate_idx; 78 }; 79 80 /* 81 * The common struct MUST be first because it is shared between 82 * 3945 and 4965! 83 */ 84 struct il3945_sta_priv { 85 struct il_station_priv_common common; 86 struct il3945_rs_sta rs_sta; 87 }; 88 89 enum il3945_antenna { 90 IL_ANTENNA_DIVERSITY, 91 IL_ANTENNA_MAIN, 92 IL_ANTENNA_AUX 93 }; 94 95 /* 96 * RTS threshold here is total size [2347] minus 4 FCS bytes 97 * Per spec: 98 * a value of 0 means RTS on all data/management packets 99 * a value > max MSDU size means no RTS 100 * else RTS for data/management frames where MPDU is larger 101 * than RTS value. 102 */ 103 #define DEFAULT_RTS_THRESHOLD 2347U 104 #define MIN_RTS_THRESHOLD 0U 105 #define MAX_RTS_THRESHOLD 2347U 106 #define MAX_MSDU_SIZE 2304U 107 #define MAX_MPDU_SIZE 2346U 108 #define DEFAULT_BEACON_INTERVAL 100U 109 #define DEFAULT_SHORT_RETRY_LIMIT 7U 110 #define DEFAULT_LONG_RETRY_LIMIT 4U 111 112 #define IL_TX_FIFO_AC0 0 113 #define IL_TX_FIFO_AC1 1 114 #define IL_TX_FIFO_AC2 2 115 #define IL_TX_FIFO_AC3 3 116 #define IL_TX_FIFO_HCCA_1 5 117 #define IL_TX_FIFO_HCCA_2 6 118 #define IL_TX_FIFO_NONE 7 119 120 #define IEEE80211_DATA_LEN 2304 121 #define IEEE80211_4ADDR_LEN 30 122 #define IEEE80211_HLEN (IEEE80211_4ADDR_LEN) 123 #define IEEE80211_FRAME_LEN (IEEE80211_DATA_LEN + IEEE80211_HLEN) 124 125 struct il3945_frame { 126 union { 127 struct ieee80211_hdr frame; 128 struct il3945_tx_beacon_cmd beacon; 129 u8 raw[IEEE80211_FRAME_LEN]; 130 u8 cmd[360]; 131 } u; 132 struct list_head list; 133 }; 134 135 #define SUP_RATE_11A_MAX_NUM_CHANNELS 8 136 #define SUP_RATE_11B_MAX_NUM_CHANNELS 4 137 #define SUP_RATE_11G_MAX_NUM_CHANNELS 12 138 139 #define IL_SUPPORTED_RATES_IE_LEN 8 140 141 #define SCAN_INTERVAL 100 142 143 #define MAX_TID_COUNT 9 144 145 #define IL_INVALID_RATE 0xFF 146 #define IL_INVALID_VALUE -1 147 148 #define STA_PS_STATUS_WAKE 0 149 #define STA_PS_STATUS_SLEEP 1 150 151 struct il3945_ibss_seq { 152 u8 mac[ETH_ALEN]; 153 u16 seq_num; 154 u16 frag_num; 155 unsigned long packet_time; 156 struct list_head list; 157 }; 158 159 #define IL_RX_HDR(x) ((struct il3945_rx_frame_hdr *)(\ 160 container_of(&x->u.rx_frame.stats, \ 161 struct il3945_rx_frame_stats, \ 162 hdr)->payload + \ 163 x->u.rx_frame.stats.phy_count)) 164 #define IL_RX_END(x) ((struct il3945_rx_frame_end *)(\ 165 IL_RX_HDR(x)->payload + \ 166 le16_to_cpu(IL_RX_HDR(x)->len))) 167 #define IL_RX_STATS(x) (&x->u.rx_frame.stats) 168 #define IL_RX_DATA(x) (IL_RX_HDR(x)->payload) 169 170 /****************************************************************************** 171 * 172 * Functions implemented in iwl3945-base.c which are forward declared here 173 * for use by iwl-*.c 174 * 175 *****************************************************************************/ 176 int il3945_calc_db_from_ratio(int sig_ratio); 177 void il3945_rx_replenish(void *data); 178 void il3945_rx_queue_reset(struct il_priv *il, struct il_rx_queue *rxq); 179 unsigned int il3945_fill_beacon_frame(struct il_priv *il, 180 struct ieee80211_hdr *hdr, int left); 181 int il3945_dump_nic_event_log(struct il_priv *il, bool full_log, char **buf, 182 bool display); 183 void il3945_dump_nic_error_log(struct il_priv *il); 184 185 /****************************************************************************** 186 * 187 * Functions implemented in iwl-[34]*.c which are forward declared here 188 * for use by iwl3945-base.c 189 * 190 * NOTE: The implementation of these functions are hardware specific 191 * which is why they are in the hardware specific files (vs. iwl-base.c) 192 * 193 * Naming convention -- 194 * il3945_ <-- Its part of iwlwifi (should be changed to il3945_) 195 * il3945_hw_ <-- Hardware specific (implemented in iwl-XXXX.c by all HW) 196 * iwlXXXX_ <-- Hardware specific (implemented in iwl-XXXX.c for XXXX) 197 * il3945_bg_ <-- Called from work queue context 198 * il3945_mac_ <-- mac80211 callback 199 * 200 ****************************************************************************/ 201 void il3945_hw_handler_setup(struct il_priv *il); 202 void il3945_hw_setup_deferred_work(struct il_priv *il); 203 void il3945_hw_cancel_deferred_work(struct il_priv *il); 204 int il3945_hw_rxq_stop(struct il_priv *il); 205 int il3945_hw_set_hw_params(struct il_priv *il); 206 int il3945_hw_nic_init(struct il_priv *il); 207 int il3945_hw_nic_stop_master(struct il_priv *il); 208 void il3945_hw_txq_ctx_free(struct il_priv *il); 209 void il3945_hw_txq_ctx_stop(struct il_priv *il); 210 int il3945_hw_nic_reset(struct il_priv *il); 211 int il3945_hw_txq_attach_buf_to_tfd(struct il_priv *il, struct il_tx_queue *txq, 212 dma_addr_t addr, u16 len, u8 reset, u8 pad); 213 void il3945_hw_txq_free_tfd(struct il_priv *il, struct il_tx_queue *txq); 214 int il3945_hw_get_temperature(struct il_priv *il); 215 int il3945_hw_tx_queue_init(struct il_priv *il, struct il_tx_queue *txq); 216 unsigned int il3945_hw_get_beacon_cmd(struct il_priv *il, 217 struct il3945_frame *frame, u8 rate); 218 void il3945_hw_build_tx_cmd_rate(struct il_priv *il, struct il_device_cmd *cmd, 219 struct ieee80211_tx_info *info, 220 struct ieee80211_hdr *hdr, int sta_id); 221 int il3945_hw_reg_send_txpower(struct il_priv *il); 222 int il3945_hw_reg_set_txpower(struct il_priv *il, s8 power); 223 void il3945_hdl_stats(struct il_priv *il, struct il_rx_buf *rxb); 224 void il3945_hdl_c_stats(struct il_priv *il, struct il_rx_buf *rxb); 225 void il3945_disable_events(struct il_priv *il); 226 int il4965_get_temperature(const struct il_priv *il); 227 void il3945_post_associate(struct il_priv *il); 228 void il3945_config_ap(struct il_priv *il); 229 230 int il3945_commit_rxon(struct il_priv *il); 231 232 /** 233 * il3945_hw_find_station - Find station id for a given BSSID 234 * @bssid: MAC address of station ID to find 235 * 236 * NOTE: This should not be hardware specific but the code has 237 * not yet been merged into a single common layer for managing the 238 * station tables. 239 */ 240 u8 il3945_hw_find_station(struct il_priv *il, const u8 *bssid); 241 242 __le32 il3945_get_antenna_flags(const struct il_priv *il); 243 int il3945_init_hw_rate_table(struct il_priv *il); 244 void il3945_reg_txpower_periodic(struct il_priv *il); 245 int il3945_txpower_set_from_eeprom(struct il_priv *il); 246 247 int il3945_rs_next_rate(struct il_priv *il, int rate); 248 249 /* scanning */ 250 int il3945_request_scan(struct il_priv *il, struct ieee80211_vif *vif); 251 void il3945_post_scan(struct il_priv *il); 252 253 /* rates */ 254 extern const struct il3945_rate_info il3945_rates[RATE_COUNT_3945]; 255 256 /* RSSI to dBm */ 257 #define IL39_RSSI_OFFSET 95 258 259 /* 260 * EEPROM related constants, enums, and structures. 261 */ 262 #define EEPROM_SKU_CAP_OP_MODE_MRC (1 << 7) 263 264 /* 265 * Mapping of a Tx power level, at factory calibration temperature, 266 * to a radio/DSP gain table idx. 267 * One for each of 5 "sample" power levels in each band. 268 * v_det is measured at the factory, using the 3945's built-in power amplifier 269 * (PA) output voltage detector. This same detector is used during Tx of 270 * long packets in normal operation to provide feedback as to proper output 271 * level. 272 * Data copied from EEPROM. 273 * DO NOT ALTER THIS STRUCTURE!!! 274 */ 275 struct il3945_eeprom_txpower_sample { 276 u8 gain_idx; /* idx into power (gain) setup table ... */ 277 s8 power; /* ... for this pwr level for this chnl group */ 278 u16 v_det; /* PA output voltage */ 279 } __packed; 280 281 /* 282 * Mappings of Tx power levels -> nominal radio/DSP gain table idxes. 283 * One for each channel group (a.k.a. "band") (1 for BG, 4 for A). 284 * Tx power setup code interpolates between the 5 "sample" power levels 285 * to determine the nominal setup for a requested power level. 286 * Data copied from EEPROM. 287 * DO NOT ALTER THIS STRUCTURE!!! 288 */ 289 struct il3945_eeprom_txpower_group { 290 struct il3945_eeprom_txpower_sample samples[5]; /* 5 power levels */ 291 s32 a, b, c, d, e; /* coefficients for voltage->power 292 * formula (signed) */ 293 s32 Fa, Fb, Fc, Fd, Fe; /* these modify coeffs based on 294 * frequency (signed) */ 295 s8 saturation_power; /* highest power possible by h/w in this 296 * band */ 297 u8 group_channel; /* "representative" channel # in this band */ 298 s16 temperature; /* h/w temperature at factory calib this band 299 * (signed) */ 300 } __packed; 301 302 /* 303 * Temperature-based Tx-power compensation data, not band-specific. 304 * These coefficients are use to modify a/b/c/d/e coeffs based on 305 * difference between current temperature and factory calib temperature. 306 * Data copied from EEPROM. 307 */ 308 struct il3945_eeprom_temperature_corr { 309 u32 Ta; 310 u32 Tb; 311 u32 Tc; 312 u32 Td; 313 u32 Te; 314 } __packed; 315 316 /* 317 * EEPROM map 318 */ 319 struct il3945_eeprom { 320 u8 reserved0[16]; 321 u16 device_id; /* abs.ofs: 16 */ 322 u8 reserved1[2]; 323 u16 pmc; /* abs.ofs: 20 */ 324 u8 reserved2[20]; 325 u8 mac_address[6]; /* abs.ofs: 42 */ 326 u8 reserved3[58]; 327 u16 board_revision; /* abs.ofs: 106 */ 328 u8 reserved4[11]; 329 u8 board_pba_number[9]; /* abs.ofs: 119 */ 330 u8 reserved5[8]; 331 u16 version; /* abs.ofs: 136 */ 332 u8 sku_cap; /* abs.ofs: 138 */ 333 u8 leds_mode; /* abs.ofs: 139 */ 334 u16 oem_mode; 335 u16 wowlan_mode; /* abs.ofs: 142 */ 336 u16 leds_time_interval; /* abs.ofs: 144 */ 337 u8 leds_off_time; /* abs.ofs: 146 */ 338 u8 leds_on_time; /* abs.ofs: 147 */ 339 u8 almgor_m_version; /* abs.ofs: 148 */ 340 u8 antenna_switch_type; /* abs.ofs: 149 */ 341 u8 reserved6[42]; 342 u8 sku_id[4]; /* abs.ofs: 192 */ 343 344 /* 345 * Per-channel regulatory data. 346 * 347 * Each channel that *might* be supported by 3945 has a fixed location 348 * in EEPROM containing EEPROM_CHANNEL_* usage flags (LSB) and max regulatory 349 * txpower (MSB). 350 * 351 * Entries immediately below are for 20 MHz channel width. 352 * 353 * 2.4 GHz channels 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14 354 */ 355 u16 band_1_count; /* abs.ofs: 196 */ 356 struct il_eeprom_channel band_1_channels[14]; /* abs.ofs: 198 */ 357 358 /* 359 * 4.9 GHz channels 183, 184, 185, 187, 188, 189, 192, 196, 360 * 5.0 GHz channels 7, 8, 11, 12, 16 361 * (4915-5080MHz) (none of these is ever supported) 362 */ 363 u16 band_2_count; /* abs.ofs: 226 */ 364 struct il_eeprom_channel band_2_channels[13]; /* abs.ofs: 228 */ 365 366 /* 367 * 5.2 GHz channels 34, 36, 38, 40, 42, 44, 46, 48, 52, 56, 60, 64 368 * (5170-5320MHz) 369 */ 370 u16 band_3_count; /* abs.ofs: 254 */ 371 struct il_eeprom_channel band_3_channels[12]; /* abs.ofs: 256 */ 372 373 /* 374 * 5.5 GHz channels 100, 104, 108, 112, 116, 120, 124, 128, 132, 136, 140 375 * (5500-5700MHz) 376 */ 377 u16 band_4_count; /* abs.ofs: 280 */ 378 struct il_eeprom_channel band_4_channels[11]; /* abs.ofs: 282 */ 379 380 /* 381 * 5.7 GHz channels 145, 149, 153, 157, 161, 165 382 * (5725-5825MHz) 383 */ 384 u16 band_5_count; /* abs.ofs: 304 */ 385 struct il_eeprom_channel band_5_channels[6]; /* abs.ofs: 306 */ 386 387 u8 reserved9[194]; 388 389 /* 390 * 3945 Txpower calibration data. 391 */ 392 #define IL_NUM_TX_CALIB_GROUPS 5 393 struct il3945_eeprom_txpower_group groups[IL_NUM_TX_CALIB_GROUPS]; 394 /* abs.ofs: 512 */ 395 struct il3945_eeprom_temperature_corr corrections; /* abs.ofs: 832 */ 396 u8 reserved16[172]; /* fill out to full 1024 byte block */ 397 } __packed; 398 399 #define IL3945_EEPROM_IMG_SIZE 1024 400 401 /* End of EEPROM */ 402 403 #define PCI_CFG_REV_ID_BIT_BASIC_SKU (0x40) /* bit 6 */ 404 #define PCI_CFG_REV_ID_BIT_RTP (0x80) /* bit 7 */ 405 406 /* 4 DATA + 1 CMD. There are 2 HCCA queues that are not used. */ 407 #define IL39_NUM_QUEUES 5 408 #define IL39_CMD_QUEUE_NUM 4 409 410 #define IL_DEFAULT_TX_RETRY 15 411 412 /*********************************************/ 413 414 #define RFD_SIZE 4 415 #define NUM_TFD_CHUNKS 4 416 417 #define TFD_CTL_COUNT_SET(n) (n << 24) 418 #define TFD_CTL_COUNT_GET(ctl) ((ctl >> 24) & 7) 419 #define TFD_CTL_PAD_SET(n) (n << 28) 420 #define TFD_CTL_PAD_GET(ctl) (ctl >> 28) 421 422 /* Sizes and addresses for instruction and data memory (SRAM) in 423 * 3945's embedded processor. Driver access is via HBUS_TARG_MEM_* regs. */ 424 #define IL39_RTC_INST_LOWER_BOUND (0x000000) 425 #define IL39_RTC_INST_UPPER_BOUND (0x014000) 426 427 #define IL39_RTC_DATA_LOWER_BOUND (0x800000) 428 #define IL39_RTC_DATA_UPPER_BOUND (0x808000) 429 430 #define IL39_RTC_INST_SIZE (IL39_RTC_INST_UPPER_BOUND - \ 431 IL39_RTC_INST_LOWER_BOUND) 432 #define IL39_RTC_DATA_SIZE (IL39_RTC_DATA_UPPER_BOUND - \ 433 IL39_RTC_DATA_LOWER_BOUND) 434 435 #define IL39_MAX_INST_SIZE IL39_RTC_INST_SIZE 436 #define IL39_MAX_DATA_SIZE IL39_RTC_DATA_SIZE 437 438 /* Size of uCode instruction memory in bootstrap state machine */ 439 #define IL39_MAX_BSM_SIZE IL39_RTC_INST_SIZE 440 441 static inline int 442 il3945_hw_valid_rtc_data_addr(u32 addr) 443 { 444 return (addr >= IL39_RTC_DATA_LOWER_BOUND && 445 addr < IL39_RTC_DATA_UPPER_BOUND); 446 } 447 448 /* Base physical address of il3945_shared is provided to FH39_TSSR_CBB_BASE 449 * and &il3945_shared.rx_read_ptr[0] is provided to FH39_RCSR_RPTR_ADDR(0) */ 450 struct il3945_shared { 451 __le32 tx_base_ptr[8]; 452 } __packed; 453 454 /************************************/ 455 /* iwl3945 Flow Handler Definitions */ 456 /************************************/ 457 458 /** 459 * This I/O area is directly read/writable by driver (e.g. Linux uses writel()) 460 * Addresses are offsets from device's PCI hardware base address. 461 */ 462 #define FH39_MEM_LOWER_BOUND (0x0800) 463 #define FH39_MEM_UPPER_BOUND (0x1000) 464 465 #define FH39_CBCC_TBL (FH39_MEM_LOWER_BOUND + 0x140) 466 #define FH39_TFDB_TBL (FH39_MEM_LOWER_BOUND + 0x180) 467 #define FH39_RCSR_TBL (FH39_MEM_LOWER_BOUND + 0x400) 468 #define FH39_RSSR_TBL (FH39_MEM_LOWER_BOUND + 0x4c0) 469 #define FH39_TCSR_TBL (FH39_MEM_LOWER_BOUND + 0x500) 470 #define FH39_TSSR_TBL (FH39_MEM_LOWER_BOUND + 0x680) 471 472 /* TFDB (Transmit Frame Buffer Descriptor) */ 473 #define FH39_TFDB(_ch, buf) (FH39_TFDB_TBL + \ 474 ((_ch) * 2 + (buf)) * 0x28) 475 #define FH39_TFDB_CHNL_BUF_CTRL_REG(_ch) (FH39_TFDB_TBL + 0x50 * (_ch)) 476 477 /* CBCC channel is [0,2] */ 478 #define FH39_CBCC(_ch) (FH39_CBCC_TBL + (_ch) * 0x8) 479 #define FH39_CBCC_CTRL(_ch) (FH39_CBCC(_ch) + 0x00) 480 #define FH39_CBCC_BASE(_ch) (FH39_CBCC(_ch) + 0x04) 481 482 /* RCSR channel is [0,2] */ 483 #define FH39_RCSR(_ch) (FH39_RCSR_TBL + (_ch) * 0x40) 484 #define FH39_RCSR_CONFIG(_ch) (FH39_RCSR(_ch) + 0x00) 485 #define FH39_RCSR_RBD_BASE(_ch) (FH39_RCSR(_ch) + 0x04) 486 #define FH39_RCSR_WPTR(_ch) (FH39_RCSR(_ch) + 0x20) 487 #define FH39_RCSR_RPTR_ADDR(_ch) (FH39_RCSR(_ch) + 0x24) 488 489 #define FH39_RSCSR_CHNL0_WPTR (FH39_RCSR_WPTR(0)) 490 491 /* RSSR */ 492 #define FH39_RSSR_CTRL (FH39_RSSR_TBL + 0x000) 493 #define FH39_RSSR_STATUS (FH39_RSSR_TBL + 0x004) 494 495 /* TCSR */ 496 #define FH39_TCSR(_ch) (FH39_TCSR_TBL + (_ch) * 0x20) 497 #define FH39_TCSR_CONFIG(_ch) (FH39_TCSR(_ch) + 0x00) 498 #define FH39_TCSR_CREDIT(_ch) (FH39_TCSR(_ch) + 0x04) 499 #define FH39_TCSR_BUFF_STTS(_ch) (FH39_TCSR(_ch) + 0x08) 500 501 /* TSSR */ 502 #define FH39_TSSR_CBB_BASE (FH39_TSSR_TBL + 0x000) 503 #define FH39_TSSR_MSG_CONFIG (FH39_TSSR_TBL + 0x008) 504 #define FH39_TSSR_TX_STATUS (FH39_TSSR_TBL + 0x010) 505 506 /* DBM */ 507 508 #define FH39_SRVC_CHNL (6) 509 510 #define FH39_RCSR_RX_CONFIG_REG_POS_RBDC_SIZE (20) 511 #define FH39_RCSR_RX_CONFIG_REG_POS_IRQ_RBTH (4) 512 513 #define FH39_RCSR_RX_CONFIG_REG_BIT_WR_STTS_EN (0x08000000) 514 515 #define FH39_RCSR_RX_CONFIG_REG_VAL_DMA_CHNL_EN_ENABLE (0x80000000) 516 517 #define FH39_RCSR_RX_CONFIG_REG_VAL_RDRBD_EN_ENABLE (0x20000000) 518 519 #define FH39_RCSR_RX_CONFIG_REG_VAL_MAX_FRAG_SIZE_128 (0x01000000) 520 521 #define FH39_RCSR_RX_CONFIG_REG_VAL_IRQ_DEST_INT_HOST (0x00001000) 522 523 #define FH39_RCSR_RX_CONFIG_REG_VAL_MSG_MODE_FH (0x00000000) 524 525 #define FH39_TCSR_TX_CONFIG_REG_VAL_MSG_MODE_TXF (0x00000000) 526 #define FH39_TCSR_TX_CONFIG_REG_VAL_MSG_MODE_DRIVER (0x00000001) 527 528 #define FH39_TCSR_TX_CONFIG_REG_VAL_DMA_CREDIT_DISABLE_VAL (0x00000000) 529 #define FH39_TCSR_TX_CONFIG_REG_VAL_DMA_CREDIT_ENABLE_VAL (0x00000008) 530 531 #define FH39_TCSR_TX_CONFIG_REG_VAL_CIRQ_HOST_IFTFD (0x00200000) 532 533 #define FH39_TCSR_TX_CONFIG_REG_VAL_CIRQ_RTC_NOINT (0x00000000) 534 535 #define FH39_TCSR_TX_CONFIG_REG_VAL_DMA_CHNL_PAUSE (0x00000000) 536 #define FH39_TCSR_TX_CONFIG_REG_VAL_DMA_CHNL_ENABLE (0x80000000) 537 538 #define FH39_TCSR_CHNL_TX_BUF_STS_REG_VAL_TFDB_VALID (0x00004000) 539 540 #define FH39_TCSR_CHNL_TX_BUF_STS_REG_BIT_TFDB_WPTR (0x00000001) 541 542 #define FH39_TSSR_TX_MSG_CONFIG_REG_VAL_SNOOP_RD_TXPD_ON (0xFF000000) 543 #define FH39_TSSR_TX_MSG_CONFIG_REG_VAL_ORDER_RD_TXPD_ON (0x00FF0000) 544 545 #define FH39_TSSR_TX_MSG_CONFIG_REG_VAL_MAX_FRAG_SIZE_128B (0x00000400) 546 547 #define FH39_TSSR_TX_MSG_CONFIG_REG_VAL_SNOOP_RD_TFD_ON (0x00000100) 548 #define FH39_TSSR_TX_MSG_CONFIG_REG_VAL_ORDER_RD_CBB_ON (0x00000080) 549 550 #define FH39_TSSR_TX_MSG_CONFIG_REG_VAL_ORDER_RSP_WAIT_TH (0x00000020) 551 #define FH39_TSSR_TX_MSG_CONFIG_REG_VAL_RSP_WAIT_TH (0x00000005) 552 553 #define FH39_TSSR_TX_STATUS_REG_BIT_BUFS_EMPTY(_ch) (BIT(_ch) << 24) 554 #define FH39_TSSR_TX_STATUS_REG_BIT_NO_PEND_REQ(_ch) (BIT(_ch) << 16) 555 556 #define FH39_TSSR_TX_STATUS_REG_MSK_CHNL_IDLE(_ch) \ 557 (FH39_TSSR_TX_STATUS_REG_BIT_BUFS_EMPTY(_ch) | \ 558 FH39_TSSR_TX_STATUS_REG_BIT_NO_PEND_REQ(_ch)) 559 560 #define FH39_RSSR_CHNL0_RX_STATUS_CHNL_IDLE (0x01000000) 561 562 struct il3945_tfd_tb { 563 __le32 addr; 564 __le32 len; 565 } __packed; 566 567 struct il3945_tfd { 568 __le32 control_flags; 569 struct il3945_tfd_tb tbs[4]; 570 u8 __pad[28]; 571 } __packed; 572 573 #ifdef CONFIG_IWLEGACY_DEBUGFS 574 extern const struct il_debugfs_ops il3945_debugfs_ops; 575 #endif 576 577 #endif 578