drivers/net/wireless/zd1211rw/zd_chip.h

   1 /* ZD1211 USB-WLAN driver for Linux
   2  *
   3  * Copyright (C) 2005-2007 Ulrich Kunitz <kune@deine-taler.de>
   4  * Copyright (C) 2006-2007 Daniel Drake <dsd@gentoo.org>
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; either version 2 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program; if not, write to the Free Software
  18  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
  19  */
  20
  21 #ifndef _ZD_CHIP_H
  22 #define _ZD_CHIP_H
  23
  24 #include "zd_rf.h"
  25 #include "zd_usb.h"
  26
  27 /* Header for the Media Access Controller (MAC) and the Baseband Processor
  28  * (BBP). It appears that the ZD1211 wraps the old ZD1205 with USB glue and
  29  * adds a processor for handling the USB protocol.
  30  */
  31
  32 /* Address space */
  33 enum {
  34         /* CONTROL REGISTERS */
  35         CR_START                        = 0x9000,
  36
  37
  38         /* FIRMWARE */
  39         FW_START                        = 0xee00,
  40
  41
  42         /* EEPROM */
  43         E2P_START                       = 0xf800,
  44         E2P_LEN                         = 0x800,
  45
  46         /* EEPROM layout */
  47         E2P_LOAD_CODE_LEN               = 0xe,          /* base 0xf800 */
  48         E2P_LOAD_VECT_LEN               = 0x9,          /* base 0xf80e */
  49         /* E2P_DATA indexes into this */
  50         E2P_DATA_LEN                    = 0x7e,         /* base 0xf817 */
  51         E2P_BOOT_CODE_LEN               = 0x760,        /* base 0xf895 */
  52         E2P_INTR_VECT_LEN               = 0xb,          /* base 0xfff5 */
  53
  54         /* Some precomputed offsets into the EEPROM */
  55         E2P_DATA_OFFSET                 = E2P_LOAD_CODE_LEN + E2P_LOAD_VECT_LEN,
  56         E2P_BOOT_CODE_OFFSET            = E2P_DATA_OFFSET + E2P_DATA_LEN,
  57 };
  58
  59 #define CTL_REG(offset) ((zd_addr_t)(CR_START + (offset)))
  60 #define E2P_DATA(offset) ((zd_addr_t)(E2P_START + E2P_DATA_OFFSET + (offset)))
  61 #define FWRAW_DATA(offset) ((zd_addr_t)(FW_START + (offset)))
  62
  63 /* 8-bit hardware registers */
  64 #define CR0   CTL_REG(0x0000)
  65 #define CR1   CTL_REG(0x0004)
  66 #define CR2   CTL_REG(0x0008)
  67 #define CR3   CTL_REG(0x000C)
  68
  69 #define CR5   CTL_REG(0x0010)
  70 /*      bit 5: if set short preamble used
  71  *      bit 6: filter band - Japan channel 14 on, else off
  72  */
  73 #define CR6   CTL_REG(0x0014)
  74 #define CR7   CTL_REG(0x0018)
  75 #define CR8   CTL_REG(0x001C)
  76
  77 #define CR4   CTL_REG(0x0020)
  78
  79 #define CR9   CTL_REG(0x0024)
  80 /*      bit 2: antenna switch (together with CR10) */
  81 #define CR10  CTL_REG(0x0028)
  82 /*      bit 1: antenna switch (together with CR9)
  83  *      RF2959 controls with CR11 radion on and off
  84  */
  85 #define CR11  CTL_REG(0x002C)
  86 /*      bit 6:  TX power control for OFDM
  87  *      RF2959 controls with CR10 radio on and off
  88  */
  89 #define CR12  CTL_REG(0x0030)
  90 #define CR13  CTL_REG(0x0034)
  91 #define CR14  CTL_REG(0x0038)
  92 #define CR15  CTL_REG(0x003C)
  93 #define CR16  CTL_REG(0x0040)
  94 #define CR17  CTL_REG(0x0044)
  95 #define CR18  CTL_REG(0x0048)
  96 #define CR19  CTL_REG(0x004C)
  97 #define CR20  CTL_REG(0x0050)
  98 #define CR21  CTL_REG(0x0054)
  99 #define CR22  CTL_REG(0x0058)
 100 #define CR23  CTL_REG(0x005C)
 101 #define CR24  CTL_REG(0x0060)   /* CCA threshold */
 102 #define CR25  CTL_REG(0x0064)
 103 #define CR26  CTL_REG(0x0068)
 104 #define CR27  CTL_REG(0x006C)
 105 #define CR28  CTL_REG(0x0070)
 106 #define CR29  CTL_REG(0x0074)
 107 #define CR30  CTL_REG(0x0078)
 108 #define CR31  CTL_REG(0x007C)   /* TX power control for RF in CCK mode */
 109 #define CR32  CTL_REG(0x0080)
 110 #define CR33  CTL_REG(0x0084)
 111 #define CR34  CTL_REG(0x0088)
 112 #define CR35  CTL_REG(0x008C)
 113 #define CR36  CTL_REG(0x0090)
 114 #define CR37  CTL_REG(0x0094)
 115 #define CR38  CTL_REG(0x0098)
 116 #define CR39  CTL_REG(0x009C)
 117 #define CR40  CTL_REG(0x00A0)
 118 #define CR41  CTL_REG(0x00A4)
 119 #define CR42  CTL_REG(0x00A8)
 120 #define CR43  CTL_REG(0x00AC)
 121 #define CR44  CTL_REG(0x00B0)
 122 #define CR45  CTL_REG(0x00B4)
 123 #define CR46  CTL_REG(0x00B8)
 124 #define CR47  CTL_REG(0x00BC)   /* CCK baseband gain
 125                                  * (patch value might be in EEPROM)
 126                                  */
 127 #define CR48  CTL_REG(0x00C0)
 128 #define CR49  CTL_REG(0x00C4)
 129 #define CR50  CTL_REG(0x00C8)
 130 #define CR51  CTL_REG(0x00CC)   /* TX power control for RF in 6-36M modes */
 131 #define CR52  CTL_REG(0x00D0)   /* TX power control for RF in 48M mode */
 132 #define CR53  CTL_REG(0x00D4)   /* TX power control for RF in 54M mode */
 133 #define CR54  CTL_REG(0x00D8)
 134 #define CR55  CTL_REG(0x00DC)
 135 #define CR56  CTL_REG(0x00E0)
 136 #define CR57  CTL_REG(0x00E4)
 137 #define CR58  CTL_REG(0x00E8)
 138 #define CR59  CTL_REG(0x00EC)
 139 #define CR60  CTL_REG(0x00F0)
 140 #define CR61  CTL_REG(0x00F4)
 141 #define CR62  CTL_REG(0x00F8)
 142 #define CR63  CTL_REG(0x00FC)
 143 #define CR64  CTL_REG(0x0100)
 144 #define CR65  CTL_REG(0x0104) /* OFDM 54M calibration */
 145 #define CR66  CTL_REG(0x0108) /* OFDM 48M calibration */
 146 #define CR67  CTL_REG(0x010C) /* OFDM 36M calibration */
 147 #define CR68  CTL_REG(0x0110) /* CCK calibration */
 148 #define CR69  CTL_REG(0x0114)
 149 #define CR70  CTL_REG(0x0118)
 150 #define CR71  CTL_REG(0x011C)
 151 #define CR72  CTL_REG(0x0120)
 152 #define CR73  CTL_REG(0x0124)
 153 #define CR74  CTL_REG(0x0128)
 154 #define CR75  CTL_REG(0x012C)
 155 #define CR76  CTL_REG(0x0130)
 156 #define CR77  CTL_REG(0x0134)
 157 #define CR78  CTL_REG(0x0138)
 158 #define CR79  CTL_REG(0x013C)
 159 #define CR80  CTL_REG(0x0140)
 160 #define CR81  CTL_REG(0x0144)
 161 #define CR82  CTL_REG(0x0148)
 162 #define CR83  CTL_REG(0x014C)
 163 #define CR84  CTL_REG(0x0150)
 164 #define CR85  CTL_REG(0x0154)
 165 #define CR86  CTL_REG(0x0158)
 166 #define CR87  CTL_REG(0x015C)
 167 #define CR88  CTL_REG(0x0160)
 168 #define CR89  CTL_REG(0x0164)
 169 #define CR90  CTL_REG(0x0168)
 170 #define CR91  CTL_REG(0x016C)
 171 #define CR92  CTL_REG(0x0170)
 172 #define CR93  CTL_REG(0x0174)
 173 #define CR94  CTL_REG(0x0178)
 174 #define CR95  CTL_REG(0x017C)
 175 #define CR96  CTL_REG(0x0180)
 176 #define CR97  CTL_REG(0x0184)
 177 #define CR98  CTL_REG(0x0188)
 178 #define CR99  CTL_REG(0x018C)
 179 #define CR100 CTL_REG(0x0190)
 180 #define CR101 CTL_REG(0x0194)
 181 #define CR102 CTL_REG(0x0198)
 182 #define CR103 CTL_REG(0x019C)
 183 #define CR104 CTL_REG(0x01A0)
 184 #define CR105 CTL_REG(0x01A4)
 185 #define CR106 CTL_REG(0x01A8)
 186 #define CR107 CTL_REG(0x01AC)
 187 #define CR108 CTL_REG(0x01B0)
 188 #define CR109 CTL_REG(0x01B4)
 189 #define CR110 CTL_REG(0x01B8)
 190 #define CR111 CTL_REG(0x01BC)
 191 #define CR112 CTL_REG(0x01C0)
 192 #define CR113 CTL_REG(0x01C4)
 193 #define CR114 CTL_REG(0x01C8)
 194 #define CR115 CTL_REG(0x01CC)
 195 #define CR116 CTL_REG(0x01D0)
 196 #define CR117 CTL_REG(0x01D4)
 197 #define CR118 CTL_REG(0x01D8)
 198 #define CR119 CTL_REG(0x01DC)
 199 #define CR120 CTL_REG(0x01E0)
 200 #define CR121 CTL_REG(0x01E4)
 201 #define CR122 CTL_REG(0x01E8)
 202 #define CR123 CTL_REG(0x01EC)
 203 #define CR124 CTL_REG(0x01F0)
 204 #define CR125 CTL_REG(0x01F4)
 205 #define CR126 CTL_REG(0x01F8)
 206 #define CR127 CTL_REG(0x01FC)
 207 #define CR128 CTL_REG(0x0200)
 208 #define CR129 CTL_REG(0x0204)
 209 #define CR130 CTL_REG(0x0208)
 210 #define CR131 CTL_REG(0x020C)
 211 #define CR132 CTL_REG(0x0210)
 212 #define CR133 CTL_REG(0x0214)
 213 #define CR134 CTL_REG(0x0218)
 214 #define CR135 CTL_REG(0x021C)
 215 #define CR136 CTL_REG(0x0220)
 216 #define CR137 CTL_REG(0x0224)
 217 #define CR138 CTL_REG(0x0228)
 218 #define CR139 CTL_REG(0x022C)
 219 #define CR140 CTL_REG(0x0230)
 220 #define CR141 CTL_REG(0x0234)
 221 #define CR142 CTL_REG(0x0238)
 222 #define CR143 CTL_REG(0x023C)
 223 #define CR144 CTL_REG(0x0240)
 224 #define CR145 CTL_REG(0x0244)
 225 #define CR146 CTL_REG(0x0248)
 226 #define CR147 CTL_REG(0x024C)
 227 #define CR148 CTL_REG(0x0250)
 228 #define CR149 CTL_REG(0x0254)
 229 #define CR150 CTL_REG(0x0258)
 230 #define CR151 CTL_REG(0x025C)
 231 #define CR152 CTL_REG(0x0260)
 232 #define CR153 CTL_REG(0x0264)
 233 #define CR154 CTL_REG(0x0268)
 234 #define CR155 CTL_REG(0x026C)
 235 #define CR156 CTL_REG(0x0270)
 236 #define CR157 CTL_REG(0x0274)
 237 #define CR158 CTL_REG(0x0278)
 238 #define CR159 CTL_REG(0x027C)
 239 #define CR160 CTL_REG(0x0280)
 240 #define CR161 CTL_REG(0x0284)
 241 #define CR162 CTL_REG(0x0288)
 242 #define CR163 CTL_REG(0x028C)
 243 #define CR164 CTL_REG(0x0290)
 244 #define CR165 CTL_REG(0x0294)
 245 #define CR166 CTL_REG(0x0298)
 246 #define CR167 CTL_REG(0x029C)
 247 #define CR168 CTL_REG(0x02A0)
 248 #define CR169 CTL_REG(0x02A4)
 249 #define CR170 CTL_REG(0x02A8)
 250 #define CR171 CTL_REG(0x02AC)
 251 #define CR172 CTL_REG(0x02B0)
 252 #define CR173 CTL_REG(0x02B4)
 253 #define CR174 CTL_REG(0x02B8)
 254 #define CR175 CTL_REG(0x02BC)
 255 #define CR176 CTL_REG(0x02C0)
 256 #define CR177 CTL_REG(0x02C4)
 257 #define CR178 CTL_REG(0x02C8)
 258 #define CR179 CTL_REG(0x02CC)
 259 #define CR180 CTL_REG(0x02D0)
 260 #define CR181 CTL_REG(0x02D4)
 261 #define CR182 CTL_REG(0x02D8)
 262 #define CR183 CTL_REG(0x02DC)
 263 #define CR184 CTL_REG(0x02E0)
 264 #define CR185 CTL_REG(0x02E4)
 265 #define CR186 CTL_REG(0x02E8)
 266 #define CR187 CTL_REG(0x02EC)
 267 #define CR188 CTL_REG(0x02F0)
 268 #define CR189 CTL_REG(0x02F4)
 269 #define CR190 CTL_REG(0x02F8)
 270 #define CR191 CTL_REG(0x02FC)
 271 #define CR192 CTL_REG(0x0300)
 272 #define CR193 CTL_REG(0x0304)
 273 #define CR194 CTL_REG(0x0308)
 274 #define CR195 CTL_REG(0x030C)
 275 #define CR196 CTL_REG(0x0310)
 276 #define CR197 CTL_REG(0x0314)
 277 #define CR198 CTL_REG(0x0318)
 278 #define CR199 CTL_REG(0x031C)
 279 #define CR200 CTL_REG(0x0320)
 280 #define CR201 CTL_REG(0x0324)
 281 #define CR202 CTL_REG(0x0328)
 282 #define CR203 CTL_REG(0x032C)   /* I2C bus template value & flash control */
 283 #define CR204 CTL_REG(0x0330)
 284 #define CR205 CTL_REG(0x0334)
 285 #define CR206 CTL_REG(0x0338)
 286 #define CR207 CTL_REG(0x033C)
 287 #define CR208 CTL_REG(0x0340)
 288 #define CR209 CTL_REG(0x0344)
 289 #define CR210 CTL_REG(0x0348)
 290 #define CR211 CTL_REG(0x034C)
 291 #define CR212 CTL_REG(0x0350)
 292 #define CR213 CTL_REG(0x0354)
 293 #define CR214 CTL_REG(0x0358)
 294 #define CR215 CTL_REG(0x035C)
 295 #define CR216 CTL_REG(0x0360)
 296 #define CR217 CTL_REG(0x0364)
 297 #define CR218 CTL_REG(0x0368)
 298 #define CR219 CTL_REG(0x036C)
 299 #define CR220 CTL_REG(0x0370)
 300 #define CR221 CTL_REG(0x0374)
 301 #define CR222 CTL_REG(0x0378)
 302 #define CR223 CTL_REG(0x037C)
 303 #define CR224 CTL_REG(0x0380)
 304 #define CR225 CTL_REG(0x0384)
 305 #define CR226 CTL_REG(0x0388)
 306 #define CR227 CTL_REG(0x038C)
 307 #define CR228 CTL_REG(0x0390)
 308 #define CR229 CTL_REG(0x0394)
 309 #define CR230 CTL_REG(0x0398)
 310 #define CR231 CTL_REG(0x039C)
 311 #define CR232 CTL_REG(0x03A0)
 312 #define CR233 CTL_REG(0x03A4)
 313 #define CR234 CTL_REG(0x03A8)
 314 #define CR235 CTL_REG(0x03AC)
 315 #define CR236 CTL_REG(0x03B0)
 316
 317 #define CR240 CTL_REG(0x03C0)
 318 /*      bit 7:  host-controlled RF register writes
 319  * CR241-CR245: for hardware controlled writing of RF bits, not needed for
 320  *              USB
 321  */
 322 #define CR241 CTL_REG(0x03C4)
 323 #define CR242 CTL_REG(0x03C8)
 324 #define CR243 CTL_REG(0x03CC)
 325 #define CR244 CTL_REG(0x03D0)
 326 #define CR245 CTL_REG(0x03D4)
 327
 328 #define CR251 CTL_REG(0x03EC)   /* only used for activation and deactivation of
 329                                  * Airoha RFs AL2230 and AL7230B
 330                                  */
 331 #define CR252 CTL_REG(0x03F0)
 332 #define CR253 CTL_REG(0x03F4)
 333 #define CR254 CTL_REG(0x03F8)
 334 #define CR255 CTL_REG(0x03FC)
 335
 336 #define CR_MAX_PHY_REG 255
 337
 338 /* Taken from the ZYDAS driver, not all of them are relevant for the ZD1211
 339  * driver.
 340  */
 341
 342 #define CR_RF_IF_CLK                    CTL_REG(0x0400)
 343 #define CR_RF_IF_DATA                   CTL_REG(0x0404)
 344 #define CR_PE1_PE2                      CTL_REG(0x0408)
 345 #define CR_PE2_DLY                      CTL_REG(0x040C)
 346 #define CR_LE1                          CTL_REG(0x0410)
 347 #define CR_LE2                          CTL_REG(0x0414)
 348 /* Seems to enable/disable GPI (General Purpose IO?) */
 349 #define CR_GPI_EN                       CTL_REG(0x0418)
 350 #define CR_RADIO_PD                     CTL_REG(0x042C)
 351 #define CR_RF2948_PD                    CTL_REG(0x042C)
 352 #define CR_ENABLE_PS_MANUAL_AGC         CTL_REG(0x043C)
 353 #define CR_CONFIG_PHILIPS               CTL_REG(0x0440)
 354 #define CR_SA2400_SER_AP                CTL_REG(0x0444)
 355 #define CR_I2C_WRITE                    CTL_REG(0x0444)
 356 #define CR_SA2400_SER_RP                CTL_REG(0x0448)
 357 #define CR_RADIO_PE                     CTL_REG(0x0458)
 358 #define CR_RST_BUS_MASTER               CTL_REG(0x045C)
 359 #define CR_RFCFG                        CTL_REG(0x0464)
 360 #define CR_HSTSCHG                      CTL_REG(0x046C)
 361 #define CR_PHY_ON                       CTL_REG(0x0474)
 362 #define CR_RX_DELAY                     CTL_REG(0x0478)
 363 #define CR_RX_PE_DELAY                  CTL_REG(0x047C)
 364 #define CR_GPIO_1                       CTL_REG(0x0490)
 365 #define CR_GPIO_2                       CTL_REG(0x0494)
 366 #define CR_EncryBufMux                  CTL_REG(0x04A8)
 367 #define CR_PS_CTRL                      CTL_REG(0x0500)
 368 #define CR_ADDA_PWR_DWN                 CTL_REG(0x0504)
 369 #define CR_ADDA_MBIAS_WARMTIME          CTL_REG(0x0508)
 370 #define CR_MAC_PS_STATE                 CTL_REG(0x050C)
 371
 372 #define CR_INTERRUPT                    CTL_REG(0x0510)
 373 #define INT_TX_COMPLETE                 (1 <<  0)
 374 #define INT_RX_COMPLETE                 (1 <<  1)
 375 #define INT_RETRY_FAIL                  (1 <<  2)
 376 #define INT_WAKEUP                      (1 <<  3)
 377 #define INT_DTIM_NOTIFY                 (1 <<  5)
 378 #define INT_CFG_NEXT_BCN                (1 <<  6)
 379 #define INT_BUS_ABORT                   (1 <<  7)
 380 #define INT_TX_FIFO_READY               (1 <<  8)
 381 #define INT_UART                        (1 <<  9)
 382 #define INT_TX_COMPLETE_EN              (1 << 16)
 383 #define INT_RX_COMPLETE_EN              (1 << 17)
 384 #define INT_RETRY_FAIL_EN               (1 << 18)
 385 #define INT_WAKEUP_EN                   (1 << 19)
 386 #define INT_DTIM_NOTIFY_EN              (1 << 21)
 387 #define INT_CFG_NEXT_BCN_EN             (1 << 22)
 388 #define INT_BUS_ABORT_EN                (1 << 23)
 389 #define INT_TX_FIFO_READY_EN            (1 << 24)
 390 #define INT_UART_EN                     (1 << 25)
 391
 392 #define CR_TSF_LOW_PART                 CTL_REG(0x0514)
 393 #define CR_TSF_HIGH_PART                CTL_REG(0x0518)
 394
 395 /* Following three values are in time units (1024us)
 396  * Following condition must be met:
 397  * atim < tbtt < bcn
 398  */
 399 #define CR_ATIM_WND_PERIOD              CTL_REG(0x051C)
 400 #define CR_BCN_INTERVAL                 CTL_REG(0x0520)
 401 #define CR_PRE_TBTT                     CTL_REG(0x0524)
 402 /* in units of TU(1024us) */
 403
 404 /* for UART support */
 405 #define CR_UART_RBR_THR_DLL             CTL_REG(0x0540)
 406 #define CR_UART_DLM_IER                 CTL_REG(0x0544)
 407 #define CR_UART_IIR_FCR                 CTL_REG(0x0548)
 408 #define CR_UART_LCR                     CTL_REG(0x054c)
 409 #define CR_UART_MCR                     CTL_REG(0x0550)
 410 #define CR_UART_LSR                     CTL_REG(0x0554)
 411 #define CR_UART_MSR                     CTL_REG(0x0558)
 412 #define CR_UART_ECR                     CTL_REG(0x055c)
 413 #define CR_UART_STATUS                  CTL_REG(0x0560)
 414
 415 #define CR_PCI_TX_ADDR_P1               CTL_REG(0x0600)
 416 #define CR_PCI_TX_AddR_P2               CTL_REG(0x0604)
 417 #define CR_PCI_RX_AddR_P1               CTL_REG(0x0608)
 418 #define CR_PCI_RX_AddR_P2               CTL_REG(0x060C)
 419
 420 /* must be overwritten if custom MAC address will be used */
 421 #define CR_MAC_ADDR_P1                  CTL_REG(0x0610)
 422 #define CR_MAC_ADDR_P2                  CTL_REG(0x0614)
 423 #define CR_BSSID_P1                     CTL_REG(0x0618)
 424 #define CR_BSSID_P2                     CTL_REG(0x061C)
 425 #define CR_BCN_PLCP_CFG                 CTL_REG(0x0620)
 426
 427 /* Group hash table for filtering incoming packets.
 428  *
 429  * The group hash table is 64 bit large and split over two parts. The first
 430  * part is the lower part. The upper 6 bits of the last byte of the target
 431  * address are used as index. Packets are received if the hash table bit is
 432  * set. This is used for multicast handling, but for broadcasts (address
 433  * ff:ff:ff:ff:ff:ff) the highest bit in the second table must also be set.
 434  */
 435 #define CR_GROUP_HASH_P1                CTL_REG(0x0624)
 436 #define CR_GROUP_HASH_P2                CTL_REG(0x0628)
 437
 438 #define CR_RX_TIMEOUT                   CTL_REG(0x062C)
 439
 440 /* Basic rates supported by the BSS. When producing ACK or CTS messages, the
 441  * device will use a rate in this table that is less than or equal to the rate
 442  * of the incoming frame which prompted the response. */
 443 #define CR_BASIC_RATE_TBL               CTL_REG(0x0630)
 444 #define CR_RATE_1M      (1 <<  0)       /* 802.11b */
 445 #define CR_RATE_2M      (1 <<  1)       /* 802.11b */
 446 #define CR_RATE_5_5M    (1 <<  2)       /* 802.11b */
 447 #define CR_RATE_11M     (1 <<  3)       /* 802.11b */
 448 #define CR_RATE_6M      (1 <<  8)       /* 802.11g */
 449 #define CR_RATE_9M      (1 <<  9)       /* 802.11g */
 450 #define CR_RATE_12M     (1 << 10)       /* 802.11g */
 451 #define CR_RATE_18M     (1 << 11)       /* 802.11g */
 452 #define CR_RATE_24M     (1 << 12)       /* 802.11g */
 453 #define CR_RATE_36M     (1 << 13)       /* 802.11g */
 454 #define CR_RATE_48M     (1 << 14)       /* 802.11g */
 455 #define CR_RATE_54M     (1 << 15)       /* 802.11g */
 456 #define CR_RATES_80211G 0xff00
 457 #define CR_RATES_80211B 0x000f
 458
 459 /* Mandatory rates required in the BSS. When producing ACK or CTS messages, if
 460  * the device could not find an appropriate rate in CR_BASIC_RATE_TBL, it will
 461  * look for a rate in this table that is less than or equal to the rate of
 462  * the incoming frame. */
 463 #define CR_MANDATORY_RATE_TBL           CTL_REG(0x0634)
 464 #define CR_RTS_CTS_RATE                 CTL_REG(0x0638)
 465
 466 /* These are all bit indexes in CR_RTS_CTS_RATE, so remember to shift. */
 467 #define RTSCTS_SH_RTS_RATE              0
 468 #define RTSCTS_SH_EXP_CTS_RATE          4
 469 #define RTSCTS_SH_RTS_MOD_TYPE          8
 470 #define RTSCTS_SH_RTS_PMB_TYPE          9
 471 #define RTSCTS_SH_CTS_RATE              16
 472 #define RTSCTS_SH_CTS_MOD_TYPE          24
 473 #define RTSCTS_SH_CTS_PMB_TYPE          25
 474
 475 #define CR_WEP_PROTECT                  CTL_REG(0x063C)
 476 #define CR_RX_THRESHOLD                 CTL_REG(0x0640)
 477
 478 /* register for controlling the LEDS */
 479 #define CR_LED                          CTL_REG(0x0644)
 480 /* masks for controlling LEDs */
 481 #define LED1                            (1 <<  8)
 482 #define LED2                            (1 <<  9)
 483 #define LED_SW                          (1 << 10)
 484
 485 /* Seems to indicate that the configuration is over.
 486  */
 487 #define CR_AFTER_PNP                    CTL_REG(0x0648)
 488 #define CR_ACK_TIME_80211               CTL_REG(0x0658)
 489
 490 #define CR_RX_OFFSET                    CTL_REG(0x065c)
 491
 492 #define CR_BCN_LENGTH                   CTL_REG(0x0664)
 493 #define CR_PHY_DELAY                    CTL_REG(0x066C)
 494 #define CR_BCN_FIFO                     CTL_REG(0x0670)
 495 #define CR_SNIFFER_ON                   CTL_REG(0x0674)
 496
 497 #define CR_ENCRYPTION_TYPE              CTL_REG(0x0678)
 498 #define NO_WEP                          0
 499 #define WEP64                           1
 500 #define WEP128                          5
 501 #define WEP256                          6
 502 #define ENC_SNIFFER                     8
 503
 504 #define CR_ZD1211_RETRY_MAX             CTL_REG(0x067C)
 505
 506 #define CR_REG1                         CTL_REG(0x0680)
 507 /* Setting the bit UNLOCK_PHY_REGS disallows the write access to physical
 508  * registers, so one could argue it is a LOCK bit. But calling it
 509  * LOCK_PHY_REGS makes it confusing.
 510  */
 511 #define UNLOCK_PHY_REGS                 (1 << 7)
 512
 513 #define CR_DEVICE_STATE                 CTL_REG(0x0684)
 514 #define CR_UNDERRUN_CNT                 CTL_REG(0x0688)
 515
 516 #define CR_RX_FILTER                    CTL_REG(0x068c)
 517 #define RX_FILTER_ASSOC_REQUEST         (1 <<  0)
 518 #define RX_FILTER_ASSOC_RESPONSE        (1 <<  1)
 519 #define RX_FILTER_REASSOC_REQUEST       (1 <<  2)
 520 #define RX_FILTER_REASSOC_RESPONSE      (1 <<  3)
 521 #define RX_FILTER_PROBE_REQUEST         (1 <<  4)
 522 #define RX_FILTER_PROBE_RESPONSE        (1 <<  5)
 523 /* bits 6 and 7 reserved */
 524 #define RX_FILTER_BEACON                (1 <<  8)
 525 #define RX_FILTER_ATIM                  (1 <<  9)
 526 #define RX_FILTER_DISASSOC              (1 << 10)
 527 #define RX_FILTER_AUTH                  (1 << 11)
 528 #define RX_FILTER_DEAUTH                (1 << 12)
 529 #define RX_FILTER_PSPOLL                (1 << 26)
 530 #define RX_FILTER_RTS                   (1 << 27)
 531 #define RX_FILTER_CTS                   (1 << 28)
 532 #define RX_FILTER_ACK                   (1 << 29)
 533 #define RX_FILTER_CFEND                 (1 << 30)
 534 #define RX_FILTER_CFACK                 (1 << 31)
 535
 536 /* Enable bits for all frames you are interested in. */
 537 #define STA_RX_FILTER   (RX_FILTER_ASSOC_REQUEST | RX_FILTER_ASSOC_RESPONSE | \
 538         RX_FILTER_REASSOC_REQUEST | RX_FILTER_REASSOC_RESPONSE | \
 539         RX_FILTER_PROBE_REQUEST | RX_FILTER_PROBE_RESPONSE | \
 540         (0x3 << 6) /* vendor driver sets these reserved bits */ | \
 541         RX_FILTER_BEACON | RX_FILTER_ATIM | RX_FILTER_DISASSOC | \
 542         RX_FILTER_AUTH | RX_FILTER_DEAUTH | \
 543         (0x7 << 13) /* vendor driver sets these reserved bits */ | \
 544         RX_FILTER_PSPOLL | RX_FILTER_ACK) /* 0x2400ffff */
 545
 546 #define RX_FILTER_CTRL (RX_FILTER_RTS | RX_FILTER_CTS | \
 547         RX_FILTER_CFEND | RX_FILTER_CFACK)
 548
 549 #define BCN_MODE_IBSS                   0x2000000
 550
 551 /* Monitor mode sets filter to 0xfffff */
 552
 553 #define CR_ACK_TIMEOUT_EXT              CTL_REG(0x0690)
 554 #define CR_BCN_FIFO_SEMAPHORE           CTL_REG(0x0694)
 555
 556 #define CR_IFS_VALUE                    CTL_REG(0x0698)
 557 #define IFS_VALUE_DIFS_SH               0
 558 #define IFS_VALUE_EIFS_SH               12
 559 #define IFS_VALUE_SIFS_SH               24
 560 #define IFS_VALUE_DEFAULT               ((  50 << IFS_VALUE_DIFS_SH) | \
 561                                          (1148 << IFS_VALUE_EIFS_SH) | \
 562                                          (  10 << IFS_VALUE_SIFS_SH))
 563
 564 #define CR_RX_TIME_OUT                  CTL_REG(0x069C)
 565 #define CR_TOTAL_RX_FRM                 CTL_REG(0x06A0)
 566 #define CR_CRC32_CNT                    CTL_REG(0x06A4)
 567 #define CR_CRC16_CNT                    CTL_REG(0x06A8)
 568 #define CR_DECRYPTION_ERR_UNI           CTL_REG(0x06AC)
 569 #define CR_RX_FIFO_OVERRUN              CTL_REG(0x06B0)
 570
 571 #define CR_DECRYPTION_ERR_MUL           CTL_REG(0x06BC)
 572
 573 #define CR_NAV_CNT                      CTL_REG(0x06C4)
 574 #define CR_NAV_CCA                      CTL_REG(0x06C8)
 575 #define CR_RETRY_CNT                    CTL_REG(0x06CC)
 576
 577 #define CR_READ_TCB_ADDR                CTL_REG(0x06E8)
 578 #define CR_READ_RFD_ADDR                CTL_REG(0x06EC)
 579 #define CR_CWMIN_CWMAX                  CTL_REG(0x06F0)
 580 #define CR_TOTAL_TX_FRM                 CTL_REG(0x06F4)
 581
 582 /* CAM: Continuous Access Mode (power management) */
 583 #define CR_CAM_MODE                     CTL_REG(0x0700)
 584 #define MODE_IBSS                       0x0
 585 #define MODE_AP                         0x1
 586 #define MODE_STA                        0x2
 587 #define MODE_AP_WDS                     0x3
 588
 589 #define CR_CAM_ROLL_TB_LOW              CTL_REG(0x0704)
 590 #define CR_CAM_ROLL_TB_HIGH             CTL_REG(0x0708)
 591 #define CR_CAM_ADDRESS                  CTL_REG(0x070C)
 592 #define CR_CAM_DATA                     CTL_REG(0x0710)
 593
 594 #define CR_ROMDIR                       CTL_REG(0x0714)
 595
 596 #define CR_DECRY_ERR_FLG_LOW            CTL_REG(0x0714)
 597 #define CR_DECRY_ERR_FLG_HIGH           CTL_REG(0x0718)
 598
 599 #define CR_WEPKEY0                      CTL_REG(0x0720)
 600 #define CR_WEPKEY1                      CTL_REG(0x0724)
 601 #define CR_WEPKEY2                      CTL_REG(0x0728)
 602 #define CR_WEPKEY3                      CTL_REG(0x072C)
 603 #define CR_WEPKEY4                      CTL_REG(0x0730)
 604 #define CR_WEPKEY5                      CTL_REG(0x0734)
 605 #define CR_WEPKEY6                      CTL_REG(0x0738)
 606 #define CR_WEPKEY7                      CTL_REG(0x073C)
 607 #define CR_WEPKEY8                      CTL_REG(0x0740)
 608 #define CR_WEPKEY9                      CTL_REG(0x0744)
 609 #define CR_WEPKEY10                     CTL_REG(0x0748)
 610 #define CR_WEPKEY11                     CTL_REG(0x074C)
 611 #define CR_WEPKEY12                     CTL_REG(0x0750)
 612 #define CR_WEPKEY13                     CTL_REG(0x0754)
 613 #define CR_WEPKEY14                     CTL_REG(0x0758)
 614 #define CR_WEPKEY15                     CTL_REG(0x075c)
 615 #define CR_TKIP_MODE                    CTL_REG(0x0760)
 616
 617 #define CR_EEPROM_PROTECT0              CTL_REG(0x0758)
 618 #define CR_EEPROM_PROTECT1              CTL_REG(0x075C)
 619
 620 #define CR_DBG_FIFO_RD                  CTL_REG(0x0800)
 621 #define CR_DBG_SELECT                   CTL_REG(0x0804)
 622 #define CR_FIFO_Length                  CTL_REG(0x0808)
 623
 624
 625 #define CR_RSSI_MGC                     CTL_REG(0x0810)
 626
 627 #define CR_PON                          CTL_REG(0x0818)
 628 #define CR_RX_ON                        CTL_REG(0x081C)
 629 #define CR_TX_ON                        CTL_REG(0x0820)
 630 #define CR_CHIP_EN                      CTL_REG(0x0824)
 631 #define CR_LO_SW                        CTL_REG(0x0828)
 632 #define CR_TXRX_SW                      CTL_REG(0x082C)
 633 #define CR_S_MD                         CTL_REG(0x0830)
 634
 635 #define CR_USB_DEBUG_PORT               CTL_REG(0x0888)
 636 #define CR_ZD1211B_CWIN_MAX_MIN_AC0     CTL_REG(0x0b00)
 637 #define CR_ZD1211B_CWIN_MAX_MIN_AC1     CTL_REG(0x0b04)
 638 #define CR_ZD1211B_CWIN_MAX_MIN_AC2     CTL_REG(0x0b08)
 639 #define CR_ZD1211B_CWIN_MAX_MIN_AC3     CTL_REG(0x0b0c)
 640 #define CR_ZD1211B_AIFS_CTL1            CTL_REG(0x0b10)
 641 #define CR_ZD1211B_AIFS_CTL2            CTL_REG(0x0b14)
 642 #define CR_ZD1211B_TXOP                 CTL_REG(0x0b20)
 643 #define CR_ZD1211B_RETRY_MAX            CTL_REG(0x0b28)
 644
 645 /* Used to detect PLL lock */
 646 #define UW2453_INTR_REG                 ((zd_addr_t)0x85c1)
 647
 648 #define CWIN_SIZE                       0x007f043f
 649
 650
 651 #define HWINT_ENABLED                   0x004f0000
 652 #define HWINT_DISABLED                  0
 653
 654 #define E2P_PWR_INT_GUARD               8
 655 #define E2P_CHANNEL_COUNT               14
 656
 657 /* If you compare this addresses with the ZYDAS orignal driver, please notify
 658  * that we use word mapping for the EEPROM.
 659  */
 660
 661 /*
 662  * Upper 16 bit contains the regulatory domain.
 663  */
 664 #define E2P_SUBID               E2P_DATA(0x00)
 665 #define E2P_POD                 E2P_DATA(0x02)
 666 #define E2P_MAC_ADDR_P1         E2P_DATA(0x04)
 667 #define E2P_MAC_ADDR_P2         E2P_DATA(0x06)
 668 #define E2P_PWR_CAL_VALUE1      E2P_DATA(0x08)
 669 #define E2P_PWR_CAL_VALUE2      E2P_DATA(0x0a)
 670 #define E2P_PWR_CAL_VALUE3      E2P_DATA(0x0c)
 671 #define E2P_PWR_CAL_VALUE4      E2P_DATA(0x0e)
 672 #define E2P_PWR_INT_VALUE1      E2P_DATA(0x10)
 673 #define E2P_PWR_INT_VALUE2      E2P_DATA(0x12)
 674 #define E2P_PWR_INT_VALUE3      E2P_DATA(0x14)
 675 #define E2P_PWR_INT_VALUE4      E2P_DATA(0x16)
 676
 677 /* Contains a bit for each allowed channel. It gives for Europe (ETSI 0x30)
 678  * also only 11 channels. */
 679 #define E2P_ALLOWED_CHANNEL     E2P_DATA(0x18)
 680
 681 #define E2P_DEVICE_VER          E2P_DATA(0x20)
 682 #define E2P_PHY_REG             E2P_DATA(0x25)
 683 #define E2P_36M_CAL_VALUE1      E2P_DATA(0x28)
 684 #define E2P_36M_CAL_VALUE2      E2P_DATA(0x2a)
 685 #define E2P_36M_CAL_VALUE3      E2P_DATA(0x2c)
 686 #define E2P_36M_CAL_VALUE4      E2P_DATA(0x2e)
 687 #define E2P_11A_INT_VALUE1      E2P_DATA(0x30)
 688 #define E2P_11A_INT_VALUE2      E2P_DATA(0x32)
 689 #define E2P_11A_INT_VALUE3      E2P_DATA(0x34)
 690 #define E2P_11A_INT_VALUE4      E2P_DATA(0x36)
 691 #define E2P_48M_CAL_VALUE1      E2P_DATA(0x38)
 692 #define E2P_48M_CAL_VALUE2      E2P_DATA(0x3a)
 693 #define E2P_48M_CAL_VALUE3      E2P_DATA(0x3c)
 694 #define E2P_48M_CAL_VALUE4      E2P_DATA(0x3e)
 695 #define E2P_48M_INT_VALUE1      E2P_DATA(0x40)
 696 #define E2P_48M_INT_VALUE2      E2P_DATA(0x42)
 697 #define E2P_48M_INT_VALUE3      E2P_DATA(0x44)
 698 #define E2P_48M_INT_VALUE4      E2P_DATA(0x46)
 699 #define E2P_54M_CAL_VALUE1      E2P_DATA(0x48)  /* ??? */
 700 #define E2P_54M_CAL_VALUE2      E2P_DATA(0x4a)
 701 #define E2P_54M_CAL_VALUE3      E2P_DATA(0x4c)
 702 #define E2P_54M_CAL_VALUE4      E2P_DATA(0x4e)
 703 #define E2P_54M_INT_VALUE1      E2P_DATA(0x50)
 704 #define E2P_54M_INT_VALUE2      E2P_DATA(0x52)
 705 #define E2P_54M_INT_VALUE3      E2P_DATA(0x54)
 706 #define E2P_54M_INT_VALUE4      E2P_DATA(0x56)
 707
 708 /* This word contains the base address of the FW_REG_ registers below */
 709 #define FWRAW_REGS_ADDR         FWRAW_DATA(0x1d)
 710
 711 /* All 16 bit values, offset from the address in FWRAW_REGS_ADDR */
 712 enum {
 713         FW_REG_FIRMWARE_VER     = 0,
 714         /* non-zero if USB high speed connection */
 715         FW_REG_USB_SPEED        = 1,
 716         FW_REG_FIX_TX_RATE      = 2,
 717         /* Seems to be able to control LEDs over the firmware */
 718         FW_REG_LED_LINK_STATUS  = 3,
 719         FW_REG_SOFT_RESET       = 4,
 720         FW_REG_FLASH_CHK        = 5,
 721 };
 722
 723 /* Values for FW_LINK_STATUS */
 724 #define FW_LINK_OFF             0x0
 725 #define FW_LINK_TX              0x1
 726 /* 0x2 - link led on? */
 727
 728 enum {
 729         /* indices for ofdm_cal_values */
 730         OFDM_36M_INDEX = 0,
 731         OFDM_48M_INDEX = 1,
 732         OFDM_54M_INDEX = 2,
 733 };
 734
 735 struct zd_chip {
 736         struct zd_usb usb;
 737         struct zd_rf rf;
 738         struct mutex mutex;
 739         /* Base address of FW_REG_ registers */
 740         zd_addr_t fw_regs_base;
 741         /* EepSetPoint in the vendor driver */
 742         u8 pwr_cal_values[E2P_CHANNEL_COUNT];
 743         /* integration values in the vendor driver */
 744         u8 pwr_int_values[E2P_CHANNEL_COUNT];
 745         /* SetPointOFDM in the vendor driver */
 746         u8 ofdm_cal_values[3][E2P_CHANNEL_COUNT];
 747         u16 link_led;
 748         unsigned int pa_type:4,
 749                 patch_cck_gain:1, patch_cr157:1, patch_6m_band_edge:1,
 750                 new_phy_layout:1, al2230s_bit:1,
 751                 supports_tx_led:1;
 752 };
 753
 754 static inline struct zd_chip *zd_usb_to_chip(struct zd_usb *usb)
 755 {
 756         return container_of(usb, struct zd_chip, usb);
 757 }
 758
 759 static inline struct zd_chip *zd_rf_to_chip(struct zd_rf *rf)
 760 {
 761         return container_of(rf, struct zd_chip, rf);
 762 }
 763
 764 #define zd_chip_dev(chip) (&(chip)->usb.intf->dev)
 765
 766 void zd_chip_init(struct zd_chip *chip,
 767                  struct ieee80211_hw *hw,
 768                  struct usb_interface *intf);
 769 void zd_chip_clear(struct zd_chip *chip);
 770 int zd_chip_read_mac_addr_fw(struct zd_chip *chip, u8 *addr);
 771 int zd_chip_init_hw(struct zd_chip *chip);
 772 int zd_chip_reset(struct zd_chip *chip);
 773
 774 static inline int zd_chip_is_zd1211b(struct zd_chip *chip)
 775 {
 776         return chip->usb.is_zd1211b;
 777 }
 778
 779 static inline int zd_ioread16v_locked(struct zd_chip *chip, u16 *values,
 780                                       const zd_addr_t *addresses,
 781                                       unsigned int count)
 782 {
 783         ZD_ASSERT(mutex_is_locked(&chip->mutex));
 784         return zd_usb_ioread16v(&chip->usb, values, addresses, count);
 785 }
 786
 787 static inline int zd_ioread16_locked(struct zd_chip *chip, u16 *value,
 788                                      const zd_addr_t addr)
 789 {
 790         ZD_ASSERT(mutex_is_locked(&chip->mutex));
 791         return zd_usb_ioread16(&chip->usb, value, addr);
 792 }
 793
 794 int zd_ioread32v_locked(struct zd_chip *chip, u32 *values,
 795                         const zd_addr_t *addresses, unsigned int count);
 796
 797 static inline int zd_ioread32_locked(struct zd_chip *chip, u32 *value,
 798                                      const zd_addr_t addr)
 799 {
 800         return zd_ioread32v_locked(chip, value, (const zd_addr_t *)&addr, 1);
 801 }
 802
 803 static inline int zd_iowrite16_locked(struct zd_chip *chip, u16 value,
 804                                       zd_addr_t addr)
 805 {
 806         struct zd_ioreq16 ioreq;
 807
 808         ZD_ASSERT(mutex_is_locked(&chip->mutex));
 809         ioreq.addr = addr;
 810         ioreq.value = value;
 811
 812         return zd_usb_iowrite16v(&chip->usb, &ioreq, 1);
 813 }
 814
 815 int zd_iowrite16a_locked(struct zd_chip *chip,
 816                          const struct zd_ioreq16 *ioreqs, unsigned int count);
 817
 818 int _zd_iowrite32v_locked(struct zd_chip *chip, const struct zd_ioreq32 *ioreqs,
 819                           unsigned int count);
 820
 821 static inline int zd_iowrite32_locked(struct zd_chip *chip, u32 value,
 822                                       zd_addr_t addr)
 823 {
 824         struct zd_ioreq32 ioreq;
 825
 826         ioreq.addr = addr;
 827         ioreq.value = value;
 828
 829         return _zd_iowrite32v_locked(chip, &ioreq, 1);
 830 }
 831
 832 int zd_iowrite32a_locked(struct zd_chip *chip,
 833                          const struct zd_ioreq32 *ioreqs, unsigned int count);
 834
 835 static inline int zd_rfwrite_locked(struct zd_chip *chip, u32 value, u8 bits)
 836 {
 837         ZD_ASSERT(mutex_is_locked(&chip->mutex));
 838         return zd_usb_rfwrite(&chip->usb, value, bits);
 839 }
 840
 841 int zd_rfwrite_cr_locked(struct zd_chip *chip, u32 value);
 842
 843 int zd_rfwritev_locked(struct zd_chip *chip,
 844                        const u32* values, unsigned int count, u8 bits);
 845 int zd_rfwritev_cr_locked(struct zd_chip *chip,
 846                           const u32* values, unsigned int count);
 847
 848 /* Locking functions for reading and writing registers.
 849  * The different parameters are intentional.
 850  */
 851 int zd_ioread16(struct zd_chip *chip, zd_addr_t addr, u16 *value);
 852 int zd_iowrite16(struct zd_chip *chip, zd_addr_t addr, u16 value);
 853 int zd_ioread32(struct zd_chip *chip, zd_addr_t addr, u32 *value);
 854 int zd_iowrite32(struct zd_chip *chip, zd_addr_t addr, u32 value);
 855 int zd_ioread32v(struct zd_chip *chip, const zd_addr_t *addresses,
 856                   u32 *values, unsigned int count);
 857 int zd_iowrite32a(struct zd_chip *chip, const struct zd_ioreq32 *ioreqs,
 858                    unsigned int count);
 859
 860 int zd_chip_set_channel(struct zd_chip *chip, u8 channel);
 861 static inline u8 _zd_chip_get_channel(struct zd_chip *chip)
 862 {
 863         return chip->rf.channel;
 864 }
 865 u8  zd_chip_get_channel(struct zd_chip *chip);
 866 int zd_read_regdomain(struct zd_chip *chip, u8 *regdomain);
 867 int zd_write_mac_addr(struct zd_chip *chip, const u8 *mac_addr);
 868 int zd_chip_switch_radio_on(struct zd_chip *chip);
 869 int zd_chip_switch_radio_off(struct zd_chip *chip);
 870 int zd_chip_enable_int(struct zd_chip *chip);
 871 void zd_chip_disable_int(struct zd_chip *chip);
 872 int zd_chip_enable_rxtx(struct zd_chip *chip);
 873 void zd_chip_disable_rxtx(struct zd_chip *chip);
 874 int zd_chip_enable_hwint(struct zd_chip *chip);
 875 int zd_chip_disable_hwint(struct zd_chip *chip);
 876 int zd_chip_generic_patch_6m_band(struct zd_chip *chip, int channel);
 877 int zd_chip_set_rts_cts_rate_locked(struct zd_chip *chip, int preamble);
 878
 879 static inline int zd_get_encryption_type(struct zd_chip *chip, u32 *type)
 880 {
 881         return zd_ioread32(chip, CR_ENCRYPTION_TYPE, type);
 882 }
 883
 884 static inline int zd_set_encryption_type(struct zd_chip *chip, u32 type)
 885 {
 886         return zd_iowrite32(chip, CR_ENCRYPTION_TYPE, type);
 887 }
 888
 889 static inline int zd_chip_get_basic_rates(struct zd_chip *chip, u16 *cr_rates)
 890 {
 891         return zd_ioread16(chip, CR_BASIC_RATE_TBL, cr_rates);
 892 }
 893
 894 int zd_chip_set_basic_rates(struct zd_chip *chip, u16 cr_rates);
 895
 896 int zd_chip_lock_phy_regs(struct zd_chip *chip);
 897 int zd_chip_unlock_phy_regs(struct zd_chip *chip);
 898
 899 enum led_status {
 900         ZD_LED_OFF = 0,
 901         ZD_LED_SCANNING = 1,
 902         ZD_LED_ASSOCIATED = 2,
 903 };
 904
 905 int zd_chip_control_leds(struct zd_chip *chip, enum led_status status);
 906
 907 int zd_set_beacon_interval(struct zd_chip *chip, u32 interval);
 908
 909 static inline int zd_get_beacon_interval(struct zd_chip *chip, u32 *interval)
 910 {
 911         return zd_ioread32(chip, CR_BCN_INTERVAL, interval);
 912 }
 913
 914 struct rx_status;
 915
 916 u8 zd_rx_qual_percent(const void *rx_frame, unsigned int size,
 917                        const struct rx_status *status);
 918
 919 u8 zd_rx_rate(const void *rx_frame, const struct rx_status *status);
 920
 921 struct zd_mc_hash {
 922         u32 low;
 923         u32 high;
 924 };
 925
 926 static inline void zd_mc_clear(struct zd_mc_hash *hash)
 927 {
 928         hash->low = 0;
 929         /* The interfaces must always received broadcasts.
 930          * The hash of the broadcast address ff:ff:ff:ff:ff:ff is 63.
 931          */
 932         hash->high = 0x80000000;
 933 }
 934
 935 static inline void zd_mc_add_all(struct zd_mc_hash *hash)
 936 {
 937         hash->low = hash->high = 0xffffffff;
 938 }
 939
 940 static inline void zd_mc_add_addr(struct zd_mc_hash *hash, u8 *addr)
 941 {
 942         unsigned int i = addr[5] >> 2;
 943         if (i < 32) {
 944                 hash->low |= 1 << i;
 945         } else {
 946                 hash->high |= 1 << (i-32);
 947         }
 948 }
 949
 950 int zd_chip_set_multicast_hash(struct zd_chip *chip,
 951                                struct zd_mc_hash *hash);
 952
 953 u64 zd_chip_get_tsf(struct zd_chip *chip);
 954
 955 #endif /* _ZD_CHIP_H */