drivers/media/radio/wl128x/fmdrv_common.h

   1 /*
   2  *  FM Driver for Connectivity chip of Texas Instruments.
   3  *  FM Common module header file
   4  *
   5  *  Copyright (C) 2011 Texas Instruments
   6  *
   7  *  This program is free software; you can redistribute it and/or modify
   8  *  it under the terms of the GNU General Public License version 2 as
   9  *  published by the Free Software Foundation.
  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  */
  17
  18 #ifndef _FMDRV_COMMON_H
  19 #define _FMDRV_COMMON_H
  20
  21 #define FM_ST_REG_TIMEOUT   msecs_to_jiffies(6000)      /* 6 sec */
  22 #define FM_PKT_LOGICAL_CHAN_NUMBER  0x08   /* Logical channel 8 */
  23
  24 #define REG_RD       0x1
  25 #define REG_WR      0x0
  26
  27 struct fm_reg_table {
  28         u8 opcode;
  29         u8 type;
  30         u8 *name;
  31 };
  32
  33 #define STEREO_GET               0
  34 #define RSSI_LVL_GET             1
  35 #define IF_COUNT_GET             2
  36 #define FLAG_GET                 3
  37 #define RDS_SYNC_GET             4
  38 #define RDS_DATA_GET             5
  39 #define FREQ_SET                 10
  40 #define AF_FREQ_SET              11
  41 #define MOST_MODE_SET            12
  42 #define MOST_BLEND_SET           13
  43 #define DEMPH_MODE_SET           14
  44 #define SEARCH_LVL_SET           15
  45 #define BAND_SET                 16
  46 #define MUTE_STATUS_SET          17
  47 #define RDS_PAUSE_LVL_SET        18
  48 #define RDS_PAUSE_DUR_SET        19
  49 #define RDS_MEM_SET              20
  50 #define RDS_BLK_B_SET            21
  51 #define RDS_MSK_B_SET            22
  52 #define RDS_PI_MASK_SET          23
  53 #define RDS_PI_SET               24
  54 #define RDS_SYSTEM_SET           25
  55 #define INT_MASK_SET             26
  56 #define SEARCH_DIR_SET           27
  57 #define VOLUME_SET               28
  58 #define AUDIO_ENABLE_SET         29
  59 #define PCM_MODE_SET             30
  60 #define I2S_MODE_CONFIG_SET      31
  61 #define POWER_SET                32
  62 #define INTX_CONFIG_SET          33
  63 #define PULL_EN_SET              34
  64 #define HILO_SET                 35
  65 #define SWITCH2FREF              36
  66 #define FREQ_DRIFT_REPORT        37
  67
  68 #define PCE_GET                  40
  69 #define FIRM_VER_GET             41
  70 #define ASIC_VER_GET             42
  71 #define ASIC_ID_GET              43
  72 #define MAN_ID_GET               44
  73 #define TUNER_MODE_SET           45
  74 #define STOP_SEARCH              46
  75 #define RDS_CNTRL_SET            47
  76
  77 #define WRITE_HARDWARE_REG       100
  78 #define CODE_DOWNLOAD            101
  79 #define RESET                    102
  80
  81 #define FM_POWER_MODE            254
  82 #define FM_INTERRUPT             255
  83
  84 /* Transmitter API */
  85
  86 #define CHANL_SET                55
  87 #define CHANL_BW_SET            56
  88 #define REF_SET                  57
  89 #define POWER_ENB_SET            90
  90 #define POWER_ATT_SET            58
  91 #define POWER_LEV_SET            59
  92 #define AUDIO_DEV_SET            60
  93 #define PILOT_DEV_SET            61
  94 #define RDS_DEV_SET              62
  95 #define TX_BAND_SET              65
  96 #define PUPD_SET                 91
  97 #define AUDIO_IO_SET             63
  98 #define PREMPH_SET               64
  99 #define MONO_SET                 66
 100 #define MUTE                     92
 101 #define MPX_LMT_ENABLE           67
 102 #define PI_SET                   93
 103 #define ECC_SET                  69
 104 #define PTY                      70
 105 #define AF                       71
 106 #define DISPLAY_MODE             74
 107 #define RDS_REP_SET              77
 108 #define RDS_CONFIG_DATA_SET      98
 109 #define RDS_DATA_SET             99
 110 #define RDS_DATA_ENB             94
 111 #define TA_SET                   78
 112 #define TP_SET                   79
 113 #define DI_SET                   80
 114 #define MS_SET                   81
 115 #define PS_SCROLL_SPEED          82
 116 #define TX_AUDIO_LEVEL_TEST      96
 117 #define TX_AUDIO_LEVEL_TEST_THRESHOLD    73
 118 #define TX_AUDIO_INPUT_LEVEL_RANGE_SET   54
 119 #define RX_ANTENNA_SELECT        87
 120 #define I2C_DEV_ADDR_SET         86
 121 #define REF_ERR_CALIB_PARAM_SET          88
 122 #define REF_ERR_CALIB_PERIODICITY_SET    89
 123 #define SOC_INT_TRIGGER                  52
 124 #define SOC_AUDIO_PATH_SET               83
 125 #define SOC_PCMI_OVERRIDE                84
 126 #define SOC_I2S_OVERRIDE         85
 127 #define RSSI_BLOCK_SCAN_FREQ_SET 95
 128 #define RSSI_BLOCK_SCAN_START    97
 129 #define RSSI_BLOCK_SCAN_DATA_GET  5
 130 #define READ_FMANT_TUNE_VALUE            104
 131
 132 /* SKB helpers */
 133 struct fm_skb_cb {
 134         __u8 fm_op;
 135         struct completion *completion;
 136 };
 137
 138 #define fm_cb(skb) ((struct fm_skb_cb *)(skb->cb))
 139
 140 /* FM Channel-8 command message format */
 141 struct fm_cmd_msg_hdr {
 142         __u8 hdr;               /* Logical Channel-8 */
 143         __u8 len;               /* Number of bytes follows */
 144         __u8 op;                /* FM Opcode */
 145         __u8 rd_wr;             /* Read/Write command */
 146         __u8 dlen;              /* Length of payload */
 147 } __attribute__ ((packed));
 148
 149 #define FM_CMD_MSG_HDR_SIZE    5        /* sizeof(struct fm_cmd_msg_hdr) */
 150
 151 /* FM Channel-8 event messgage format */
 152 struct fm_event_msg_hdr {
 153         __u8 header;            /* Logical Channel-8 */
 154         __u8 len;               /* Number of bytes follows */
 155         __u8 status;            /* Event status */
 156         __u8 num_fm_hci_cmds;   /* Number of pkts the host allowed to send */
 157         __u8 op;                /* FM Opcode */
 158         __u8 rd_wr;             /* Read/Write command */
 159         __u8 dlen;              /* Length of payload */
 160 } __attribute__ ((packed));
 161
 162 #define FM_EVT_MSG_HDR_SIZE     7       /* sizeof(struct fm_event_msg_hdr) */
 163
 164 /* TI's magic number in firmware file */
 165 #define FM_FW_FILE_HEADER_MAGIC      0x42535442
 166
 167 #define FM_ENABLE   1
 168 #define FM_DISABLE  0
 169
 170 /* FLAG_GET register bits */
 171 #define FM_FR_EVENT             (1 << 0)
 172 #define FM_BL_EVENT             (1 << 1)
 173 #define FM_RDS_EVENT            (1 << 2)
 174 #define FM_BBLK_EVENT           (1 << 3)
 175 #define FM_LSYNC_EVENT          (1 << 4)
 176 #define FM_LEV_EVENT            (1 << 5)
 177 #define FM_IFFR_EVENT           (1 << 6)
 178 #define FM_PI_EVENT             (1 << 7)
 179 #define FM_PD_EVENT             (1 << 8)
 180 #define FM_STIC_EVENT           (1 << 9)
 181 #define FM_MAL_EVENT            (1 << 10)
 182 #define FM_POW_ENB_EVENT        (1 << 11)
 183
 184 /*
 185  * Firmware files of FM. ASIC ID and ASIC version will be appened to this,
 186  * later.
 187  */
 188 #define FM_FMC_FW_FILE_START      ("fmc_ch8")
 189 #define FM_RX_FW_FILE_START       ("fm_rx_ch8")
 190 #define FM_TX_FW_FILE_START       ("fm_tx_ch8")
 191
 192 #define FM_UNDEFINED_FREQ                  0xFFFFFFFF
 193
 194 /* Band types */
 195 #define FM_BAND_EUROPE_US       0
 196 #define FM_BAND_JAPAN           1
 197
 198 /* Seek directions */
 199 #define FM_SEARCH_DIRECTION_DOWN        0
 200 #define FM_SEARCH_DIRECTION_UP          1
 201
 202 /* Tunner modes */
 203 #define FM_TUNER_STOP_SEARCH_MODE       0
 204 #define FM_TUNER_PRESET_MODE            1
 205 #define FM_TUNER_AUTONOMOUS_SEARCH_MODE 2
 206 #define FM_TUNER_AF_JUMP_MODE           3
 207
 208 /* Min and Max volume */
 209 #define FM_RX_VOLUME_MIN        0
 210 #define FM_RX_VOLUME_MAX        70
 211
 212 /* Volume gain step */
 213 #define FM_RX_VOLUME_GAIN_STEP  0x370
 214
 215 /* Mute modes */
 216 #define FM_MUTE_ON              0
 217 #define FM_MUTE_OFF             1
 218 #define FM_MUTE_ATTENUATE       2
 219
 220 #define FM_RX_UNMUTE_MODE               0x00
 221 #define FM_RX_RF_DEP_MODE               0x01
 222 #define FM_RX_AC_MUTE_MODE              0x02
 223 #define FM_RX_HARD_MUTE_LEFT_MODE       0x04
 224 #define FM_RX_HARD_MUTE_RIGHT_MODE      0x08
 225 #define FM_RX_SOFT_MUTE_FORCE_MODE      0x10
 226
 227 /* RF dependent mute mode */
 228 #define FM_RX_RF_DEPENDENT_MUTE_ON      1
 229 #define FM_RX_RF_DEPENDENT_MUTE_OFF     0
 230
 231 /* RSSI threshold min and max */
 232 #define FM_RX_RSSI_THRESHOLD_MIN        -128
 233 #define FM_RX_RSSI_THRESHOLD_MAX        127
 234
 235 /* Stereo/Mono mode */
 236 #define FM_STEREO_MODE          0
 237 #define FM_MONO_MODE            1
 238 #define FM_STEREO_SOFT_BLEND    1
 239
 240 /* FM RX De-emphasis filter modes */
 241 #define FM_RX_EMPHASIS_FILTER_50_USEC   0
 242 #define FM_RX_EMPHASIS_FILTER_75_USEC   1
 243
 244 /* FM RDS modes */
 245 #define FM_RDS_DISABLE  0
 246 #define FM_RDS_ENABLE   1
 247
 248 #define FM_NO_PI_CODE   0
 249
 250 /* FM and RX RDS block enable/disable  */
 251 #define FM_RX_PWR_SET_FM_ON_RDS_OFF             0x1
 252 #define FM_RX_PWR_SET_FM_AND_RDS_BLK_ON         0x3
 253 #define FM_RX_PWR_SET_FM_AND_RDS_BLK_OFF        0x0
 254
 255 /* RX RDS */
 256 #define FM_RX_RDS_FLUSH_FIFO            0x1
 257 #define FM_RX_RDS_FIFO_THRESHOLD        64      /* tuples */
 258 #define FM_RDS_BLK_SIZE         3       /* 3 bytes */
 259
 260 /* RDS block types */
 261 #define FM_RDS_BLOCK_A          0
 262 #define FM_RDS_BLOCK_B          1
 263 #define FM_RDS_BLOCK_C          2
 264 #define FM_RDS_BLOCK_Ctag       3
 265 #define FM_RDS_BLOCK_D          4
 266 #define FM_RDS_BLOCK_E          5
 267
 268 #define FM_RDS_BLK_IDX_A                0
 269 #define FM_RDS_BLK_IDX_B                1
 270 #define FM_RDS_BLK_IDX_C                2
 271 #define FM_RDS_BLK_IDX_D                3
 272 #define FM_RDS_BLK_IDX_UNKNOWN  0xF0
 273
 274 #define FM_RDS_STATUS_ERR_MASK  0x18
 275
 276 /*
 277  * Represents an RDS group type & version.
 278  * There are 15 groups, each group has 2 versions: A and B.
 279  */
 280 #define FM_RDS_GROUP_TYPE_MASK_0A           ((unsigned long)1<<0)
 281 #define FM_RDS_GROUP_TYPE_MASK_0B           ((unsigned long)1<<1)
 282 #define FM_RDS_GROUP_TYPE_MASK_1A           ((unsigned long)1<<2)
 283 #define FM_RDS_GROUP_TYPE_MASK_1B           ((unsigned long)1<<3)
 284 #define FM_RDS_GROUP_TYPE_MASK_2A           ((unsigned long)1<<4)
 285 #define FM_RDS_GROUP_TYPE_MASK_2B           ((unsigned long)1<<5)
 286 #define FM_RDS_GROUP_TYPE_MASK_3A           ((unsigned long)1<<6)
 287 #define FM_RDS_GROUP_TYPE_MASK_3B           ((unsigned long)1<<7)
 288 #define FM_RDS_GROUP_TYPE_MASK_4A           ((unsigned long)1<<8)
 289 #define FM_RDS_GROUP_TYPE_MASK_4B           ((unsigned long)1<<9)
 290 #define FM_RDS_GROUP_TYPE_MASK_5A           ((unsigned long)1<<10)
 291 #define FM_RDS_GROUP_TYPE_MASK_5B           ((unsigned long)1<<11)
 292 #define FM_RDS_GROUP_TYPE_MASK_6A           ((unsigned long)1<<12)
 293 #define FM_RDS_GROUP_TYPE_MASK_6B           ((unsigned long)1<<13)
 294 #define FM_RDS_GROUP_TYPE_MASK_7A           ((unsigned long)1<<14)
 295 #define FM_RDS_GROUP_TYPE_MASK_7B           ((unsigned long)1<<15)
 296 #define FM_RDS_GROUP_TYPE_MASK_8A           ((unsigned long)1<<16)
 297 #define FM_RDS_GROUP_TYPE_MASK_8B           ((unsigned long)1<<17)
 298 #define FM_RDS_GROUP_TYPE_MASK_9A           ((unsigned long)1<<18)
 299 #define FM_RDS_GROUP_TYPE_MASK_9B           ((unsigned long)1<<19)
 300 #define FM_RDS_GROUP_TYPE_MASK_10A          ((unsigned long)1<<20)
 301 #define FM_RDS_GROUP_TYPE_MASK_10B          ((unsigned long)1<<21)
 302 #define FM_RDS_GROUP_TYPE_MASK_11A          ((unsigned long)1<<22)
 303 #define FM_RDS_GROUP_TYPE_MASK_11B          ((unsigned long)1<<23)
 304 #define FM_RDS_GROUP_TYPE_MASK_12A          ((unsigned long)1<<24)
 305 #define FM_RDS_GROUP_TYPE_MASK_12B          ((unsigned long)1<<25)
 306 #define FM_RDS_GROUP_TYPE_MASK_13A          ((unsigned long)1<<26)
 307 #define FM_RDS_GROUP_TYPE_MASK_13B          ((unsigned long)1<<27)
 308 #define FM_RDS_GROUP_TYPE_MASK_14A          ((unsigned long)1<<28)
 309 #define FM_RDS_GROUP_TYPE_MASK_14B          ((unsigned long)1<<29)
 310 #define FM_RDS_GROUP_TYPE_MASK_15A          ((unsigned long)1<<30)
 311 #define FM_RDS_GROUP_TYPE_MASK_15B          ((unsigned long)1<<31)
 312
 313 /* RX Alternate Frequency info */
 314 #define FM_RDS_MIN_AF                     1
 315 #define FM_RDS_MAX_AF                   204
 316 #define FM_RDS_MAX_AF_JAPAN             140
 317 #define FM_RDS_1_AF_FOLLOWS             225
 318 #define FM_RDS_25_AF_FOLLOWS            249
 319
 320 /* RDS system type (RDS/RBDS) */
 321 #define FM_RDS_SYSTEM_RDS               0
 322 #define FM_RDS_SYSTEM_RBDS              1
 323
 324 /* AF on/off */
 325 #define FM_RX_RDS_AF_SWITCH_MODE_ON     1
 326 #define FM_RX_RDS_AF_SWITCH_MODE_OFF    0
 327
 328 /* Retry count when interrupt process goes wrong */
 329 #define FM_IRQ_TIMEOUT_RETRY_MAX        5       /* 5 times */
 330
 331 /* Audio IO set values */
 332 #define FM_RX_AUDIO_ENABLE_I2S  0x01
 333 #define FM_RX_AUDIO_ENABLE_ANALOG       0x02
 334 #define FM_RX_AUDIO_ENABLE_I2S_AND_ANALOG       0x03
 335 #define FM_RX_AUDIO_ENABLE_DISABLE      0x00
 336
 337 /* HI/LO set values */
 338 #define FM_RX_IFFREQ_TO_HI_SIDE         0x0
 339 #define FM_RX_IFFREQ_TO_LO_SIDE         0x1
 340 #define FM_RX_IFFREQ_HILO_AUTOMATIC     0x2
 341
 342 /*
 343  * Default RX mode configuration. Chip will be configured
 344  * with this default values after loading RX firmware.
 345  */
 346 #define FM_DEFAULT_RX_VOLUME            10
 347 #define FM_DEFAULT_RSSI_THRESHOLD       3
 348
 349 /* Range for TX power level in units for dB/uV */
 350 #define FM_PWR_LVL_LOW                  91
 351 #define FM_PWR_LVL_HIGH                 122
 352
 353 /* Chip specific default TX power level value */
 354 #define FM_PWR_LVL_DEF                  4
 355
 356 /* FM TX Pre-emphasis filter values */
 357 #define FM_TX_PREEMPH_OFF               1
 358 #define FM_TX_PREEMPH_50US              0
 359 #define FM_TX_PREEMPH_75US              2
 360
 361 /* FM TX antenna impedance values */
 362 #define FM_TX_ANT_IMP_50                0
 363 #define FM_TX_ANT_IMP_200               1
 364 #define FM_TX_ANT_IMP_500               2
 365
 366 /* Functions exported by FM common sub-module */
 367 int fmc_prepare(struct fmdev *);
 368 int fmc_release(struct fmdev *);
 369
 370 void fmc_update_region_info(struct fmdev *, u8);
 371 int fmc_send_cmd(struct fmdev *, u8, u16,
 372                                 void *, unsigned int, void *, int *);
 373 int fmc_is_rds_data_available(struct fmdev *, struct file *,
 374                                 struct poll_table_struct *);
 375 int fmc_transfer_rds_from_internal_buff(struct fmdev *, struct file *,
 376                                         u8 __user *, size_t);
 377
 378 int fmc_set_freq(struct fmdev *, u32);
 379 int fmc_set_mode(struct fmdev *, u8);
 380 int fmc_set_region(struct fmdev *, u8);
 381 int fmc_set_mute_mode(struct fmdev *, u8);
 382 int fmc_set_stereo_mono(struct fmdev *, u16);
 383 int fmc_set_rds_mode(struct fmdev *, u8);
 384
 385 int fmc_get_freq(struct fmdev *, u32 *);
 386 int fmc_get_region(struct fmdev *, u8 *);
 387 int fmc_get_mode(struct fmdev *, u8 *);
 388
 389 /*
 390  * channel spacing
 391  */
 392 #define FM_CHANNEL_SPACING_50KHZ 1
 393 #define FM_CHANNEL_SPACING_100KHZ 2
 394 #define FM_CHANNEL_SPACING_200KHZ 4
 395 #define FM_FREQ_MUL 50
 396
 397 #endif
 398