Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /* |
| 2 | * experimental driver for simple i2c audio chips. |
| 3 | * |
| 4 | * Copyright (c) 2000 Gerd Knorr |
| 5 | * based on code by: |
| 6 | * Eric Sandeen (eric_sandeen@bigfoot.com) |
| 7 | * Steve VanDeBogart (vandebo@uclink.berkeley.edu) |
| 8 | * Greg Alexander (galexand@acm.org) |
| 9 | * |
| 10 | * This code is placed under the terms of the GNU General Public License |
| 11 | * |
| 12 | * OPTIONS: |
| 13 | * debug - set to 1 if you'd like to see debug messages |
| 14 | * |
| 15 | */ |
| 16 | |
| 17 | #include <linux/config.h> |
| 18 | #include <linux/module.h> |
| 19 | #include <linux/moduleparam.h> |
| 20 | #include <linux/kernel.h> |
| 21 | #include <linux/sched.h> |
| 22 | #include <linux/string.h> |
| 23 | #include <linux/timer.h> |
| 24 | #include <linux/delay.h> |
| 25 | #include <linux/errno.h> |
| 26 | #include <linux/slab.h> |
| 27 | #include <linux/videodev.h> |
| 28 | #include <linux/i2c.h> |
| 29 | #include <linux/i2c-algo-bit.h> |
| 30 | #include <linux/init.h> |
| 31 | #include <linux/smp_lock.h> |
| 32 | |
Hans Verkuil | 8bf2f8e | 2006-03-18 21:31:00 -0300 | [diff] [blame] | 33 | #include <media/tvaudio.h> |
Michael Krufky | 5e453dc | 2006-01-09 15:32:31 -0200 | [diff] [blame] | 34 | #include <media/v4l2-common.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 35 | |
Mauro Carvalho Chehab | 7c9b504 | 2006-03-18 08:08:14 -0300 | [diff] [blame] | 36 | #include <media/i2c-addr.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 37 | |
| 38 | /* ---------------------------------------------------------------------- */ |
| 39 | /* insmod args */ |
| 40 | |
| 41 | static int debug = 0; /* insmod parameter */ |
| 42 | module_param(debug, int, 0644); |
| 43 | |
| 44 | MODULE_DESCRIPTION("device driver for various i2c TV sound decoder / audiomux chips"); |
| 45 | MODULE_AUTHOR("Eric Sandeen, Steve VanDeBogart, Greg Alexander, Gerd Knorr"); |
| 46 | MODULE_LICENSE("GPL"); |
| 47 | |
| 48 | #define UNSET (-1U) |
Mauro Carvalho Chehab | 18fc59e | 2005-09-09 13:04:05 -0700 | [diff] [blame] | 49 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 50 | /* ---------------------------------------------------------------------- */ |
| 51 | /* our structs */ |
| 52 | |
| 53 | #define MAXREGS 64 |
| 54 | |
| 55 | struct CHIPSTATE; |
| 56 | typedef int (*getvalue)(int); |
| 57 | typedef int (*checkit)(struct CHIPSTATE*); |
| 58 | typedef int (*initialize)(struct CHIPSTATE*); |
| 59 | typedef int (*getmode)(struct CHIPSTATE*); |
| 60 | typedef void (*setmode)(struct CHIPSTATE*, int mode); |
| 61 | typedef void (*checkmode)(struct CHIPSTATE*); |
| 62 | |
| 63 | /* i2c command */ |
| 64 | typedef struct AUDIOCMD { |
| 65 | int count; /* # of bytes to send */ |
| 66 | unsigned char bytes[MAXREGS+1]; /* addr, data, data, ... */ |
| 67 | } audiocmd; |
| 68 | |
| 69 | /* chip description */ |
| 70 | struct CHIPDESC { |
| 71 | char *name; /* chip name */ |
| 72 | int id; /* ID */ |
| 73 | int addr_lo, addr_hi; /* i2c address range */ |
| 74 | int registers; /* # of registers */ |
| 75 | |
| 76 | int *insmodopt; |
| 77 | checkit checkit; |
| 78 | initialize initialize; |
| 79 | int flags; |
| 80 | #define CHIP_HAS_VOLUME 1 |
| 81 | #define CHIP_HAS_BASSTREBLE 2 |
| 82 | #define CHIP_HAS_INPUTSEL 4 |
| 83 | |
| 84 | /* various i2c command sequences */ |
| 85 | audiocmd init; |
| 86 | |
| 87 | /* which register has which value */ |
| 88 | int leftreg,rightreg,treblereg,bassreg; |
| 89 | |
| 90 | /* initialize with (defaults to 65535/65535/32768/32768 */ |
| 91 | int leftinit,rightinit,trebleinit,bassinit; |
| 92 | |
| 93 | /* functions to convert the values (v4l -> chip) */ |
| 94 | getvalue volfunc,treblefunc,bassfunc; |
| 95 | |
| 96 | /* get/set mode */ |
| 97 | getmode getmode; |
| 98 | setmode setmode; |
| 99 | |
| 100 | /* check / autoswitch audio after channel switches */ |
| 101 | checkmode checkmode; |
| 102 | |
| 103 | /* input switch register + values for v4l inputs */ |
| 104 | int inputreg; |
Hans Verkuil | 8bf2f8e | 2006-03-18 21:31:00 -0300 | [diff] [blame] | 105 | int inputmap[4]; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 106 | int inputmute; |
| 107 | int inputmask; |
| 108 | }; |
| 109 | static struct CHIPDESC chiplist[]; |
| 110 | |
| 111 | /* current state of the chip */ |
| 112 | struct CHIPSTATE { |
| 113 | struct i2c_client c; |
| 114 | |
| 115 | /* index into CHIPDESC array */ |
| 116 | int type; |
| 117 | |
| 118 | /* shadow register set */ |
| 119 | audiocmd shadow; |
| 120 | |
| 121 | /* current settings */ |
Hans Verkuil | 8bf2f8e | 2006-03-18 21:31:00 -0300 | [diff] [blame] | 122 | __u16 left,right,treble,bass,muted,mode; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 123 | int prevmode; |
Hans Verkuil | 8a85428 | 2006-01-09 15:25:43 -0200 | [diff] [blame] | 124 | int radio; |
Hans Verkuil | 8bf2f8e | 2006-03-18 21:31:00 -0300 | [diff] [blame] | 125 | int input; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 126 | |
| 127 | /* thread */ |
| 128 | pid_t tpid; |
| 129 | struct completion texit; |
| 130 | wait_queue_head_t wq; |
| 131 | struct timer_list wt; |
| 132 | int done; |
| 133 | int watch_stereo; |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 134 | int audmode; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 135 | }; |
| 136 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 137 | /* ---------------------------------------------------------------------- */ |
| 138 | /* i2c addresses */ |
| 139 | |
| 140 | static unsigned short normal_i2c[] = { |
Mauro Carvalho Chehab | 09df1c1 | 2006-03-18 08:31:34 -0300 | [diff] [blame] | 141 | I2C_ADDR_TDA8425 >> 1, |
| 142 | I2C_ADDR_TEA6300 >> 1, |
| 143 | I2C_ADDR_TEA6420 >> 1, |
| 144 | I2C_ADDR_TDA9840 >> 1, |
| 145 | I2C_ADDR_TDA985x_L >> 1, |
| 146 | I2C_ADDR_TDA985x_H >> 1, |
| 147 | I2C_ADDR_TDA9874 >> 1, |
| 148 | I2C_ADDR_PIC16C54 >> 1, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 149 | I2C_CLIENT_END }; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 150 | I2C_CLIENT_INSMOD; |
| 151 | |
| 152 | static struct i2c_driver driver; |
| 153 | static struct i2c_client client_template; |
| 154 | |
| 155 | |
| 156 | /* ---------------------------------------------------------------------- */ |
| 157 | /* i2c I/O functions */ |
| 158 | |
| 159 | static int chip_write(struct CHIPSTATE *chip, int subaddr, int val) |
| 160 | { |
| 161 | unsigned char buffer[2]; |
| 162 | |
| 163 | if (-1 == subaddr) { |
Mauro Carvalho Chehab | f167cb4 | 2006-01-11 19:41:49 -0200 | [diff] [blame] | 164 | v4l_dbg(1, debug, &chip->c, "%s: chip_write: 0x%x\n", |
Mauro Carvalho Chehab | 18fc59e | 2005-09-09 13:04:05 -0700 | [diff] [blame] | 165 | chip->c.name, val); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 166 | chip->shadow.bytes[1] = val; |
| 167 | buffer[0] = val; |
| 168 | if (1 != i2c_master_send(&chip->c,buffer,1)) { |
Hans Verkuil | fac9e89 | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 169 | v4l_warn(&chip->c, "%s: I/O error (write 0x%x)\n", |
Mauro Carvalho Chehab | 18fc59e | 2005-09-09 13:04:05 -0700 | [diff] [blame] | 170 | chip->c.name, val); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 171 | return -1; |
| 172 | } |
| 173 | } else { |
Mauro Carvalho Chehab | f167cb4 | 2006-01-11 19:41:49 -0200 | [diff] [blame] | 174 | v4l_dbg(1, debug, &chip->c, "%s: chip_write: reg%d=0x%x\n", |
Jean Delvare | fae91e7 | 2005-08-15 19:57:04 +0200 | [diff] [blame] | 175 | chip->c.name, subaddr, val); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 176 | chip->shadow.bytes[subaddr+1] = val; |
| 177 | buffer[0] = subaddr; |
| 178 | buffer[1] = val; |
| 179 | if (2 != i2c_master_send(&chip->c,buffer,2)) { |
Hans Verkuil | fac9e89 | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 180 | v4l_warn(&chip->c, "%s: I/O error (write reg%d=0x%x)\n", |
Mauro Carvalho Chehab | 674434c | 2005-12-12 00:37:28 -0800 | [diff] [blame] | 181 | chip->c.name, subaddr, val); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 182 | return -1; |
| 183 | } |
| 184 | } |
| 185 | return 0; |
| 186 | } |
| 187 | |
| 188 | static int chip_write_masked(struct CHIPSTATE *chip, int subaddr, int val, int mask) |
| 189 | { |
| 190 | if (mask != 0) { |
| 191 | if (-1 == subaddr) { |
| 192 | val = (chip->shadow.bytes[1] & ~mask) | (val & mask); |
| 193 | } else { |
| 194 | val = (chip->shadow.bytes[subaddr+1] & ~mask) | (val & mask); |
| 195 | } |
| 196 | } |
| 197 | return chip_write(chip, subaddr, val); |
| 198 | } |
| 199 | |
| 200 | static int chip_read(struct CHIPSTATE *chip) |
| 201 | { |
| 202 | unsigned char buffer; |
| 203 | |
| 204 | if (1 != i2c_master_recv(&chip->c,&buffer,1)) { |
Hans Verkuil | fac9e89 | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 205 | v4l_warn(&chip->c, "%s: I/O error (read)\n", |
Mauro Carvalho Chehab | 18fc59e | 2005-09-09 13:04:05 -0700 | [diff] [blame] | 206 | chip->c.name); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 207 | return -1; |
| 208 | } |
Mauro Carvalho Chehab | f167cb4 | 2006-01-11 19:41:49 -0200 | [diff] [blame] | 209 | v4l_dbg(1, debug, &chip->c, "%s: chip_read: 0x%x\n",chip->c.name, buffer); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 210 | return buffer; |
| 211 | } |
| 212 | |
| 213 | static int chip_read2(struct CHIPSTATE *chip, int subaddr) |
| 214 | { |
Mauro Carvalho Chehab | 18fc59e | 2005-09-09 13:04:05 -0700 | [diff] [blame] | 215 | unsigned char write[1]; |
| 216 | unsigned char read[1]; |
| 217 | struct i2c_msg msgs[2] = { |
| 218 | { chip->c.addr, 0, 1, write }, |
| 219 | { chip->c.addr, I2C_M_RD, 1, read } |
| 220 | }; |
| 221 | write[0] = subaddr; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 222 | |
| 223 | if (2 != i2c_transfer(chip->c.adapter,msgs,2)) { |
Hans Verkuil | fac9e89 | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 224 | v4l_warn(&chip->c, "%s: I/O error (read2)\n", chip->c.name); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 225 | return -1; |
| 226 | } |
Mauro Carvalho Chehab | f167cb4 | 2006-01-11 19:41:49 -0200 | [diff] [blame] | 227 | v4l_dbg(1, debug, &chip->c, "%s: chip_read2: reg%d=0x%x\n", |
Mauro Carvalho Chehab | 674434c | 2005-12-12 00:37:28 -0800 | [diff] [blame] | 228 | chip->c.name, subaddr,read[0]); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 229 | return read[0]; |
| 230 | } |
| 231 | |
| 232 | static int chip_cmd(struct CHIPSTATE *chip, char *name, audiocmd *cmd) |
| 233 | { |
| 234 | int i; |
| 235 | |
| 236 | if (0 == cmd->count) |
| 237 | return 0; |
| 238 | |
| 239 | /* update our shadow register set; print bytes if (debug > 0) */ |
Mauro Carvalho Chehab | f167cb4 | 2006-01-11 19:41:49 -0200 | [diff] [blame] | 240 | v4l_dbg(1, debug, &chip->c, "%s: chip_cmd(%s): reg=%d, data:", |
Mauro Carvalho Chehab | 674434c | 2005-12-12 00:37:28 -0800 | [diff] [blame] | 241 | chip->c.name, name,cmd->bytes[0]); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 242 | for (i = 1; i < cmd->count; i++) { |
Mauro Carvalho Chehab | 18fc59e | 2005-09-09 13:04:05 -0700 | [diff] [blame] | 243 | if (debug) |
| 244 | printk(" 0x%x",cmd->bytes[i]); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 245 | chip->shadow.bytes[i+cmd->bytes[0]] = cmd->bytes[i]; |
| 246 | } |
Mauro Carvalho Chehab | 18fc59e | 2005-09-09 13:04:05 -0700 | [diff] [blame] | 247 | if (debug) |
| 248 | printk("\n"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 249 | |
| 250 | /* send data to the chip */ |
| 251 | if (cmd->count != i2c_master_send(&chip->c,cmd->bytes,cmd->count)) { |
Hans Verkuil | fac9e89 | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 252 | v4l_warn(&chip->c, "%s: I/O error (%s)\n", chip->c.name, name); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 253 | return -1; |
| 254 | } |
| 255 | return 0; |
| 256 | } |
| 257 | |
| 258 | /* ---------------------------------------------------------------------- */ |
| 259 | /* kernel thread for doing i2c stuff asyncronly |
| 260 | * right now it is used only to check the audio mode (mono/stereo/whatever) |
| 261 | * some time after switching to another TV channel, then turn on stereo |
| 262 | * if available, ... |
| 263 | */ |
| 264 | |
| 265 | static void chip_thread_wake(unsigned long data) |
| 266 | { |
Mauro Carvalho Chehab | 18fc59e | 2005-09-09 13:04:05 -0700 | [diff] [blame] | 267 | struct CHIPSTATE *chip = (struct CHIPSTATE*)data; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 268 | wake_up_interruptible(&chip->wq); |
| 269 | } |
| 270 | |
| 271 | static int chip_thread(void *data) |
| 272 | { |
| 273 | DECLARE_WAITQUEUE(wait, current); |
Mauro Carvalho Chehab | 18fc59e | 2005-09-09 13:04:05 -0700 | [diff] [blame] | 274 | struct CHIPSTATE *chip = data; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 275 | struct CHIPDESC *desc = chiplist + chip->type; |
| 276 | |
Jean Delvare | fae91e7 | 2005-08-15 19:57:04 +0200 | [diff] [blame] | 277 | daemonize("%s", chip->c.name); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 278 | allow_signal(SIGTERM); |
Mauro Carvalho Chehab | f167cb4 | 2006-01-11 19:41:49 -0200 | [diff] [blame] | 279 | v4l_dbg(1, debug, &chip->c, "%s: thread started\n", chip->c.name); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 280 | |
| 281 | for (;;) { |
| 282 | add_wait_queue(&chip->wq, &wait); |
| 283 | if (!chip->done) { |
| 284 | set_current_state(TASK_INTERRUPTIBLE); |
| 285 | schedule(); |
| 286 | } |
| 287 | remove_wait_queue(&chip->wq, &wait); |
Nigel Cunningham | 5e50e7a | 2005-07-27 11:43:35 -0700 | [diff] [blame] | 288 | try_to_freeze(); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 289 | if (chip->done || signal_pending(current)) |
| 290 | break; |
Mauro Carvalho Chehab | f167cb4 | 2006-01-11 19:41:49 -0200 | [diff] [blame] | 291 | v4l_dbg(1, debug, &chip->c, "%s: thread wakeup\n", chip->c.name); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 292 | |
| 293 | /* don't do anything for radio or if mode != auto */ |
Hans Verkuil | 8a85428 | 2006-01-09 15:25:43 -0200 | [diff] [blame] | 294 | if (chip->radio || chip->mode != 0) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 295 | continue; |
| 296 | |
| 297 | /* have a look what's going on */ |
| 298 | desc->checkmode(chip); |
| 299 | |
| 300 | /* schedule next check */ |
| 301 | mod_timer(&chip->wt, jiffies+2*HZ); |
| 302 | } |
| 303 | |
Mauro Carvalho Chehab | f167cb4 | 2006-01-11 19:41:49 -0200 | [diff] [blame] | 304 | v4l_dbg(1, debug, &chip->c, "%s: thread exiting\n", chip->c.name); |
Mauro Carvalho Chehab | 18fc59e | 2005-09-09 13:04:05 -0700 | [diff] [blame] | 305 | complete_and_exit(&chip->texit, 0); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 306 | return 0; |
| 307 | } |
| 308 | |
| 309 | static void generic_checkmode(struct CHIPSTATE *chip) |
| 310 | { |
| 311 | struct CHIPDESC *desc = chiplist + chip->type; |
| 312 | int mode = desc->getmode(chip); |
| 313 | |
| 314 | if (mode == chip->prevmode) |
Mauro Carvalho Chehab | 674434c | 2005-12-12 00:37:28 -0800 | [diff] [blame] | 315 | return; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 316 | |
Mauro Carvalho Chehab | f167cb4 | 2006-01-11 19:41:49 -0200 | [diff] [blame] | 317 | v4l_dbg(1, debug, &chip->c, "%s: thread checkmode\n", chip->c.name); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 318 | chip->prevmode = mode; |
| 319 | |
| 320 | if (mode & VIDEO_SOUND_STEREO) |
| 321 | desc->setmode(chip,VIDEO_SOUND_STEREO); |
| 322 | else if (mode & VIDEO_SOUND_LANG1) |
| 323 | desc->setmode(chip,VIDEO_SOUND_LANG1); |
| 324 | else if (mode & VIDEO_SOUND_LANG2) |
| 325 | desc->setmode(chip,VIDEO_SOUND_LANG2); |
| 326 | else |
| 327 | desc->setmode(chip,VIDEO_SOUND_MONO); |
| 328 | } |
| 329 | |
| 330 | /* ---------------------------------------------------------------------- */ |
| 331 | /* audio chip descriptions - defines+functions for tda9840 */ |
| 332 | |
| 333 | #define TDA9840_SW 0x00 |
| 334 | #define TDA9840_LVADJ 0x02 |
| 335 | #define TDA9840_STADJ 0x03 |
| 336 | #define TDA9840_TEST 0x04 |
| 337 | |
| 338 | #define TDA9840_MONO 0x10 |
| 339 | #define TDA9840_STEREO 0x2a |
| 340 | #define TDA9840_DUALA 0x12 |
| 341 | #define TDA9840_DUALB 0x1e |
| 342 | #define TDA9840_DUALAB 0x1a |
| 343 | #define TDA9840_DUALBA 0x16 |
| 344 | #define TDA9840_EXTERNAL 0x7a |
| 345 | |
| 346 | #define TDA9840_DS_DUAL 0x20 /* Dual sound identified */ |
| 347 | #define TDA9840_ST_STEREO 0x40 /* Stereo sound identified */ |
| 348 | #define TDA9840_PONRES 0x80 /* Power-on reset detected if = 1 */ |
| 349 | |
| 350 | #define TDA9840_TEST_INT1SN 0x1 /* Integration time 0.5s when set */ |
| 351 | #define TDA9840_TEST_INTFU 0x02 /* Disables integrator function */ |
| 352 | |
| 353 | static int tda9840_getmode(struct CHIPSTATE *chip) |
| 354 | { |
| 355 | int val, mode; |
| 356 | |
| 357 | val = chip_read(chip); |
| 358 | mode = VIDEO_SOUND_MONO; |
| 359 | if (val & TDA9840_DS_DUAL) |
| 360 | mode |= VIDEO_SOUND_LANG1 | VIDEO_SOUND_LANG2; |
| 361 | if (val & TDA9840_ST_STEREO) |
| 362 | mode |= VIDEO_SOUND_STEREO; |
| 363 | |
Mauro Carvalho Chehab | f167cb4 | 2006-01-11 19:41:49 -0200 | [diff] [blame] | 364 | v4l_dbg(1, debug, &chip->c, "tda9840_getmode(): raw chip read: %d, return: %d\n", |
Mauro Carvalho Chehab | 18fc59e | 2005-09-09 13:04:05 -0700 | [diff] [blame] | 365 | val, mode); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 366 | return mode; |
| 367 | } |
| 368 | |
| 369 | static void tda9840_setmode(struct CHIPSTATE *chip, int mode) |
| 370 | { |
| 371 | int update = 1; |
| 372 | int t = chip->shadow.bytes[TDA9840_SW + 1] & ~0x7e; |
| 373 | |
| 374 | switch (mode) { |
| 375 | case VIDEO_SOUND_MONO: |
| 376 | t |= TDA9840_MONO; |
| 377 | break; |
| 378 | case VIDEO_SOUND_STEREO: |
| 379 | t |= TDA9840_STEREO; |
| 380 | break; |
| 381 | case VIDEO_SOUND_LANG1: |
| 382 | t |= TDA9840_DUALA; |
| 383 | break; |
| 384 | case VIDEO_SOUND_LANG2: |
| 385 | t |= TDA9840_DUALB; |
| 386 | break; |
| 387 | default: |
| 388 | update = 0; |
| 389 | } |
| 390 | |
| 391 | if (update) |
| 392 | chip_write(chip, TDA9840_SW, t); |
| 393 | } |
| 394 | |
Hans Verkuil | 94f9e56 | 2006-01-23 09:47:40 -0200 | [diff] [blame] | 395 | static int tda9840_checkit(struct CHIPSTATE *chip) |
| 396 | { |
| 397 | int rc; |
| 398 | rc = chip_read(chip); |
| 399 | /* lower 5 bits should be 0 */ |
| 400 | return ((rc & 0x1f) == 0) ? 1 : 0; |
| 401 | } |
| 402 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 403 | /* ---------------------------------------------------------------------- */ |
| 404 | /* audio chip descriptions - defines+functions for tda985x */ |
| 405 | |
| 406 | /* subaddresses for TDA9855 */ |
| 407 | #define TDA9855_VR 0x00 /* Volume, right */ |
| 408 | #define TDA9855_VL 0x01 /* Volume, left */ |
| 409 | #define TDA9855_BA 0x02 /* Bass */ |
| 410 | #define TDA9855_TR 0x03 /* Treble */ |
| 411 | #define TDA9855_SW 0x04 /* Subwoofer - not connected on DTV2000 */ |
| 412 | |
| 413 | /* subaddresses for TDA9850 */ |
| 414 | #define TDA9850_C4 0x04 /* Control 1 for TDA9850 */ |
| 415 | |
| 416 | /* subaddesses for both chips */ |
| 417 | #define TDA985x_C5 0x05 /* Control 2 for TDA9850, Control 1 for TDA9855 */ |
| 418 | #define TDA985x_C6 0x06 /* Control 3 for TDA9850, Control 2 for TDA9855 */ |
| 419 | #define TDA985x_C7 0x07 /* Control 4 for TDA9850, Control 3 for TDA9855 */ |
| 420 | #define TDA985x_A1 0x08 /* Alignment 1 for both chips */ |
| 421 | #define TDA985x_A2 0x09 /* Alignment 2 for both chips */ |
| 422 | #define TDA985x_A3 0x0a /* Alignment 3 for both chips */ |
| 423 | |
| 424 | /* Masks for bits in TDA9855 subaddresses */ |
| 425 | /* 0x00 - VR in TDA9855 */ |
| 426 | /* 0x01 - VL in TDA9855 */ |
| 427 | /* lower 7 bits control gain from -71dB (0x28) to 16dB (0x7f) |
| 428 | * in 1dB steps - mute is 0x27 */ |
| 429 | |
| 430 | |
| 431 | /* 0x02 - BA in TDA9855 */ |
| 432 | /* lower 5 bits control bass gain from -12dB (0x06) to 16.5dB (0x19) |
| 433 | * in .5dB steps - 0 is 0x0E */ |
| 434 | |
| 435 | |
| 436 | /* 0x03 - TR in TDA9855 */ |
| 437 | /* 4 bits << 1 control treble gain from -12dB (0x3) to 12dB (0xb) |
| 438 | * in 3dB steps - 0 is 0x7 */ |
| 439 | |
| 440 | /* Masks for bits in both chips' subaddresses */ |
| 441 | /* 0x04 - SW in TDA9855, C4/Control 1 in TDA9850 */ |
| 442 | /* Unique to TDA9855: */ |
| 443 | /* 4 bits << 2 control subwoofer/surround gain from -14db (0x1) to 14db (0xf) |
| 444 | * in 3dB steps - mute is 0x0 */ |
| 445 | |
| 446 | /* Unique to TDA9850: */ |
| 447 | /* lower 4 bits control stereo noise threshold, over which stereo turns off |
| 448 | * set to values of 0x00 through 0x0f for Ster1 through Ster16 */ |
| 449 | |
| 450 | |
| 451 | /* 0x05 - C5 - Control 1 in TDA9855 , Control 2 in TDA9850*/ |
| 452 | /* Unique to TDA9855: */ |
| 453 | #define TDA9855_MUTE 1<<7 /* GMU, Mute at outputs */ |
| 454 | #define TDA9855_AVL 1<<6 /* AVL, Automatic Volume Level */ |
| 455 | #define TDA9855_LOUD 1<<5 /* Loudness, 1==off */ |
| 456 | #define TDA9855_SUR 1<<3 /* Surround / Subwoofer 1==.5(L-R) 0==.5(L+R) */ |
| 457 | /* Bits 0 to 3 select various combinations |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 458 | * of line in and line out, only the |
| 459 | * interesting ones are defined */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 460 | #define TDA9855_EXT 1<<2 /* Selects inputs LIR and LIL. Pins 41 & 12 */ |
| 461 | #define TDA9855_INT 0 /* Selects inputs LOR and LOL. (internal) */ |
| 462 | |
| 463 | /* Unique to TDA9850: */ |
| 464 | /* lower 4 bits contol SAP noise threshold, over which SAP turns off |
| 465 | * set to values of 0x00 through 0x0f for SAP1 through SAP16 */ |
| 466 | |
| 467 | |
| 468 | /* 0x06 - C6 - Control 2 in TDA9855, Control 3 in TDA9850 */ |
| 469 | /* Common to TDA9855 and TDA9850: */ |
| 470 | #define TDA985x_SAP 3<<6 /* Selects SAP output, mute if not received */ |
| 471 | #define TDA985x_STEREO 1<<6 /* Selects Stereo ouput, mono if not received */ |
| 472 | #define TDA985x_MONO 0 /* Forces Mono output */ |
| 473 | #define TDA985x_LMU 1<<3 /* Mute (LOR/LOL for 9855, OUTL/OUTR for 9850) */ |
| 474 | |
| 475 | /* Unique to TDA9855: */ |
| 476 | #define TDA9855_TZCM 1<<5 /* If set, don't mute till zero crossing */ |
| 477 | #define TDA9855_VZCM 1<<4 /* If set, don't change volume till zero crossing*/ |
| 478 | #define TDA9855_LINEAR 0 /* Linear Stereo */ |
| 479 | #define TDA9855_PSEUDO 1 /* Pseudo Stereo */ |
| 480 | #define TDA9855_SPAT_30 2 /* Spatial Stereo, 30% anti-phase crosstalk */ |
| 481 | #define TDA9855_SPAT_50 3 /* Spatial Stereo, 52% anti-phase crosstalk */ |
| 482 | #define TDA9855_E_MONO 7 /* Forced mono - mono select elseware, so useless*/ |
| 483 | |
| 484 | /* 0x07 - C7 - Control 3 in TDA9855, Control 4 in TDA9850 */ |
| 485 | /* Common to both TDA9855 and TDA9850: */ |
| 486 | /* lower 4 bits control input gain from -3.5dB (0x0) to 4dB (0xF) |
| 487 | * in .5dB steps - 0dB is 0x7 */ |
| 488 | |
| 489 | /* 0x08, 0x09 - A1 and A2 (read/write) */ |
| 490 | /* Common to both TDA9855 and TDA9850: */ |
| 491 | /* lower 5 bites are wideband and spectral expander alignment |
| 492 | * from 0x00 to 0x1f - nominal at 0x0f and 0x10 (read/write) */ |
| 493 | #define TDA985x_STP 1<<5 /* Stereo Pilot/detect (read-only) */ |
| 494 | #define TDA985x_SAPP 1<<6 /* SAP Pilot/detect (read-only) */ |
| 495 | #define TDA985x_STS 1<<7 /* Stereo trigger 1= <35mV 0= <30mV (write-only)*/ |
| 496 | |
| 497 | /* 0x0a - A3 */ |
| 498 | /* Common to both TDA9855 and TDA9850: */ |
| 499 | /* lower 3 bits control timing current for alignment: -30% (0x0), -20% (0x1), |
| 500 | * -10% (0x2), nominal (0x3), +10% (0x6), +20% (0x5), +30% (0x4) */ |
| 501 | #define TDA985x_ADJ 1<<7 /* Stereo adjust on/off (wideband and spectral */ |
| 502 | |
| 503 | static int tda9855_volume(int val) { return val/0x2e8+0x27; } |
| 504 | static int tda9855_bass(int val) { return val/0xccc+0x06; } |
| 505 | static int tda9855_treble(int val) { return (val/0x1c71+0x3)<<1; } |
| 506 | |
| 507 | static int tda985x_getmode(struct CHIPSTATE *chip) |
| 508 | { |
| 509 | int mode; |
| 510 | |
| 511 | mode = ((TDA985x_STP | TDA985x_SAPP) & |
| 512 | chip_read(chip)) >> 4; |
| 513 | /* Add mono mode regardless of SAP and stereo */ |
| 514 | /* Allows forced mono */ |
| 515 | return mode | VIDEO_SOUND_MONO; |
| 516 | } |
| 517 | |
| 518 | static void tda985x_setmode(struct CHIPSTATE *chip, int mode) |
| 519 | { |
| 520 | int update = 1; |
| 521 | int c6 = chip->shadow.bytes[TDA985x_C6+1] & 0x3f; |
| 522 | |
| 523 | switch (mode) { |
| 524 | case VIDEO_SOUND_MONO: |
| 525 | c6 |= TDA985x_MONO; |
| 526 | break; |
| 527 | case VIDEO_SOUND_STEREO: |
| 528 | c6 |= TDA985x_STEREO; |
| 529 | break; |
| 530 | case VIDEO_SOUND_LANG1: |
| 531 | c6 |= TDA985x_SAP; |
| 532 | break; |
| 533 | default: |
| 534 | update = 0; |
| 535 | } |
| 536 | if (update) |
| 537 | chip_write(chip,TDA985x_C6,c6); |
| 538 | } |
| 539 | |
| 540 | |
| 541 | /* ---------------------------------------------------------------------- */ |
| 542 | /* audio chip descriptions - defines+functions for tda9873h */ |
| 543 | |
| 544 | /* Subaddresses for TDA9873H */ |
| 545 | |
| 546 | #define TDA9873_SW 0x00 /* Switching */ |
| 547 | #define TDA9873_AD 0x01 /* Adjust */ |
| 548 | #define TDA9873_PT 0x02 /* Port */ |
| 549 | |
| 550 | /* Subaddress 0x00: Switching Data |
| 551 | * B7..B0: |
| 552 | * |
| 553 | * B1, B0: Input source selection |
| 554 | * 0, 0 internal |
| 555 | * 1, 0 external stereo |
| 556 | * 0, 1 external mono |
| 557 | */ |
| 558 | #define TDA9873_INP_MASK 3 |
| 559 | #define TDA9873_INTERNAL 0 |
| 560 | #define TDA9873_EXT_STEREO 2 |
| 561 | #define TDA9873_EXT_MONO 1 |
| 562 | |
| 563 | /* B3, B2: output signal select |
| 564 | * B4 : transmission mode |
| 565 | * 0, 0, 1 Mono |
| 566 | * 1, 0, 0 Stereo |
| 567 | * 1, 1, 1 Stereo (reversed channel) |
| 568 | * 0, 0, 0 Dual AB |
| 569 | * 0, 0, 1 Dual AA |
| 570 | * 0, 1, 0 Dual BB |
| 571 | * 0, 1, 1 Dual BA |
| 572 | */ |
| 573 | |
| 574 | #define TDA9873_TR_MASK (7 << 2) |
| 575 | #define TDA9873_TR_MONO 4 |
| 576 | #define TDA9873_TR_STEREO 1 << 4 |
| 577 | #define TDA9873_TR_REVERSE (1 << 3) & (1 << 2) |
| 578 | #define TDA9873_TR_DUALA 1 << 2 |
| 579 | #define TDA9873_TR_DUALB 1 << 3 |
| 580 | |
| 581 | /* output level controls |
| 582 | * B5: output level switch (0 = reduced gain, 1 = normal gain) |
| 583 | * B6: mute (1 = muted) |
| 584 | * B7: auto-mute (1 = auto-mute enabled) |
| 585 | */ |
| 586 | |
| 587 | #define TDA9873_GAIN_NORMAL 1 << 5 |
| 588 | #define TDA9873_MUTE 1 << 6 |
| 589 | #define TDA9873_AUTOMUTE 1 << 7 |
| 590 | |
| 591 | /* Subaddress 0x01: Adjust/standard */ |
| 592 | |
| 593 | /* Lower 4 bits (C3..C0) control stereo adjustment on R channel (-0.6 - +0.7 dB) |
| 594 | * Recommended value is +0 dB |
| 595 | */ |
| 596 | |
| 597 | #define TDA9873_STEREO_ADJ 0x06 /* 0dB gain */ |
| 598 | |
| 599 | /* Bits C6..C4 control FM stantard |
| 600 | * C6, C5, C4 |
| 601 | * 0, 0, 0 B/G (PAL FM) |
| 602 | * 0, 0, 1 M |
| 603 | * 0, 1, 0 D/K(1) |
| 604 | * 0, 1, 1 D/K(2) |
| 605 | * 1, 0, 0 D/K(3) |
| 606 | * 1, 0, 1 I |
| 607 | */ |
| 608 | #define TDA9873_BG 0 |
| 609 | #define TDA9873_M 1 |
| 610 | #define TDA9873_DK1 2 |
| 611 | #define TDA9873_DK2 3 |
| 612 | #define TDA9873_DK3 4 |
| 613 | #define TDA9873_I 5 |
| 614 | |
| 615 | /* C7 controls identification response time (1=fast/0=normal) |
| 616 | */ |
| 617 | #define TDA9873_IDR_NORM 0 |
| 618 | #define TDA9873_IDR_FAST 1 << 7 |
| 619 | |
| 620 | |
| 621 | /* Subaddress 0x02: Port data */ |
| 622 | |
| 623 | /* E1, E0 free programmable ports P1/P2 |
| 624 | 0, 0 both ports low |
| 625 | 0, 1 P1 high |
| 626 | 1, 0 P2 high |
| 627 | 1, 1 both ports high |
| 628 | */ |
| 629 | |
| 630 | #define TDA9873_PORTS 3 |
| 631 | |
| 632 | /* E2: test port */ |
| 633 | #define TDA9873_TST_PORT 1 << 2 |
| 634 | |
| 635 | /* E5..E3 control mono output channel (together with transmission mode bit B4) |
| 636 | * |
| 637 | * E5 E4 E3 B4 OUTM |
| 638 | * 0 0 0 0 mono |
| 639 | * 0 0 1 0 DUAL B |
| 640 | * 0 1 0 1 mono (from stereo decoder) |
| 641 | */ |
| 642 | #define TDA9873_MOUT_MONO 0 |
| 643 | #define TDA9873_MOUT_FMONO 0 |
| 644 | #define TDA9873_MOUT_DUALA 0 |
| 645 | #define TDA9873_MOUT_DUALB 1 << 3 |
| 646 | #define TDA9873_MOUT_ST 1 << 4 |
| 647 | #define TDA9873_MOUT_EXTM (1 << 4 ) & (1 << 3) |
| 648 | #define TDA9873_MOUT_EXTL 1 << 5 |
| 649 | #define TDA9873_MOUT_EXTR (1 << 5 ) & (1 << 3) |
| 650 | #define TDA9873_MOUT_EXTLR (1 << 5 ) & (1 << 4) |
| 651 | #define TDA9873_MOUT_MUTE (1 << 5 ) & (1 << 4) & (1 << 3) |
| 652 | |
| 653 | /* Status bits: (chip read) */ |
| 654 | #define TDA9873_PONR 0 /* Power-on reset detected if = 1 */ |
| 655 | #define TDA9873_STEREO 2 /* Stereo sound is identified */ |
| 656 | #define TDA9873_DUAL 4 /* Dual sound is identified */ |
| 657 | |
| 658 | static int tda9873_getmode(struct CHIPSTATE *chip) |
| 659 | { |
| 660 | int val,mode; |
| 661 | |
| 662 | val = chip_read(chip); |
| 663 | mode = VIDEO_SOUND_MONO; |
| 664 | if (val & TDA9873_STEREO) |
| 665 | mode |= VIDEO_SOUND_STEREO; |
| 666 | if (val & TDA9873_DUAL) |
| 667 | mode |= VIDEO_SOUND_LANG1 | VIDEO_SOUND_LANG2; |
Mauro Carvalho Chehab | f167cb4 | 2006-01-11 19:41:49 -0200 | [diff] [blame] | 668 | v4l_dbg(1, debug, &chip->c, "tda9873_getmode(): raw chip read: %d, return: %d\n", |
Mauro Carvalho Chehab | 18fc59e | 2005-09-09 13:04:05 -0700 | [diff] [blame] | 669 | val, mode); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 670 | return mode; |
| 671 | } |
| 672 | |
| 673 | static void tda9873_setmode(struct CHIPSTATE *chip, int mode) |
| 674 | { |
| 675 | int sw_data = chip->shadow.bytes[TDA9873_SW+1] & ~ TDA9873_TR_MASK; |
| 676 | /* int adj_data = chip->shadow.bytes[TDA9873_AD+1] ; */ |
| 677 | |
| 678 | if ((sw_data & TDA9873_INP_MASK) != TDA9873_INTERNAL) { |
Mauro Carvalho Chehab | f167cb4 | 2006-01-11 19:41:49 -0200 | [diff] [blame] | 679 | v4l_dbg(1, debug, &chip->c, "tda9873_setmode(): external input\n"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 680 | return; |
| 681 | } |
| 682 | |
Mauro Carvalho Chehab | f167cb4 | 2006-01-11 19:41:49 -0200 | [diff] [blame] | 683 | v4l_dbg(1, debug, &chip->c, "tda9873_setmode(): chip->shadow.bytes[%d] = %d\n", TDA9873_SW+1, chip->shadow.bytes[TDA9873_SW+1]); |
| 684 | v4l_dbg(1, debug, &chip->c, "tda9873_setmode(): sw_data = %d\n", sw_data); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 685 | |
| 686 | switch (mode) { |
| 687 | case VIDEO_SOUND_MONO: |
| 688 | sw_data |= TDA9873_TR_MONO; |
| 689 | break; |
| 690 | case VIDEO_SOUND_STEREO: |
| 691 | sw_data |= TDA9873_TR_STEREO; |
| 692 | break; |
| 693 | case VIDEO_SOUND_LANG1: |
| 694 | sw_data |= TDA9873_TR_DUALA; |
| 695 | break; |
| 696 | case VIDEO_SOUND_LANG2: |
| 697 | sw_data |= TDA9873_TR_DUALB; |
| 698 | break; |
| 699 | default: |
| 700 | chip->mode = 0; |
| 701 | return; |
| 702 | } |
| 703 | |
| 704 | chip_write(chip, TDA9873_SW, sw_data); |
Mauro Carvalho Chehab | f167cb4 | 2006-01-11 19:41:49 -0200 | [diff] [blame] | 705 | v4l_dbg(1, debug, &chip->c, "tda9873_setmode(): req. mode %d; chip_write: %d\n", |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 706 | mode, sw_data); |
| 707 | } |
| 708 | |
| 709 | static int tda9873_checkit(struct CHIPSTATE *chip) |
| 710 | { |
| 711 | int rc; |
| 712 | |
| 713 | if (-1 == (rc = chip_read2(chip,254))) |
| 714 | return 0; |
| 715 | return (rc & ~0x1f) == 0x80; |
| 716 | } |
| 717 | |
| 718 | |
| 719 | /* ---------------------------------------------------------------------- */ |
| 720 | /* audio chip description - defines+functions for tda9874h and tda9874a */ |
| 721 | /* Dariusz Kowalewski <darekk@automex.pl> */ |
| 722 | |
| 723 | /* Subaddresses for TDA9874H and TDA9874A (slave rx) */ |
| 724 | #define TDA9874A_AGCGR 0x00 /* AGC gain */ |
| 725 | #define TDA9874A_GCONR 0x01 /* general config */ |
| 726 | #define TDA9874A_MSR 0x02 /* monitor select */ |
| 727 | #define TDA9874A_C1FRA 0x03 /* carrier 1 freq. */ |
| 728 | #define TDA9874A_C1FRB 0x04 /* carrier 1 freq. */ |
| 729 | #define TDA9874A_C1FRC 0x05 /* carrier 1 freq. */ |
| 730 | #define TDA9874A_C2FRA 0x06 /* carrier 2 freq. */ |
| 731 | #define TDA9874A_C2FRB 0x07 /* carrier 2 freq. */ |
| 732 | #define TDA9874A_C2FRC 0x08 /* carrier 2 freq. */ |
| 733 | #define TDA9874A_DCR 0x09 /* demodulator config */ |
| 734 | #define TDA9874A_FMER 0x0a /* FM de-emphasis */ |
| 735 | #define TDA9874A_FMMR 0x0b /* FM dematrix */ |
| 736 | #define TDA9874A_C1OLAR 0x0c /* ch.1 output level adj. */ |
| 737 | #define TDA9874A_C2OLAR 0x0d /* ch.2 output level adj. */ |
| 738 | #define TDA9874A_NCONR 0x0e /* NICAM config */ |
| 739 | #define TDA9874A_NOLAR 0x0f /* NICAM output level adj. */ |
| 740 | #define TDA9874A_NLELR 0x10 /* NICAM lower error limit */ |
| 741 | #define TDA9874A_NUELR 0x11 /* NICAM upper error limit */ |
| 742 | #define TDA9874A_AMCONR 0x12 /* audio mute control */ |
| 743 | #define TDA9874A_SDACOSR 0x13 /* stereo DAC output select */ |
| 744 | #define TDA9874A_AOSR 0x14 /* analog output select */ |
| 745 | #define TDA9874A_DAICONR 0x15 /* digital audio interface config */ |
| 746 | #define TDA9874A_I2SOSR 0x16 /* I2S-bus output select */ |
| 747 | #define TDA9874A_I2SOLAR 0x17 /* I2S-bus output level adj. */ |
| 748 | #define TDA9874A_MDACOSR 0x18 /* mono DAC output select (tda9874a) */ |
| 749 | #define TDA9874A_ESP 0xFF /* easy standard progr. (tda9874a) */ |
| 750 | |
| 751 | /* Subaddresses for TDA9874H and TDA9874A (slave tx) */ |
| 752 | #define TDA9874A_DSR 0x00 /* device status */ |
| 753 | #define TDA9874A_NSR 0x01 /* NICAM status */ |
| 754 | #define TDA9874A_NECR 0x02 /* NICAM error count */ |
| 755 | #define TDA9874A_DR1 0x03 /* add. data LSB */ |
| 756 | #define TDA9874A_DR2 0x04 /* add. data MSB */ |
| 757 | #define TDA9874A_LLRA 0x05 /* monitor level read-out LSB */ |
| 758 | #define TDA9874A_LLRB 0x06 /* monitor level read-out MSB */ |
| 759 | #define TDA9874A_SIFLR 0x07 /* SIF level */ |
| 760 | #define TDA9874A_TR2 252 /* test reg. 2 */ |
| 761 | #define TDA9874A_TR1 253 /* test reg. 1 */ |
| 762 | #define TDA9874A_DIC 254 /* device id. code */ |
| 763 | #define TDA9874A_SIC 255 /* software id. code */ |
| 764 | |
| 765 | |
| 766 | static int tda9874a_mode = 1; /* 0: A2, 1: NICAM */ |
| 767 | static int tda9874a_GCONR = 0xc0; /* default config. input pin: SIFSEL=0 */ |
| 768 | static int tda9874a_NCONR = 0x01; /* default NICAM config.: AMSEL=0,AMUTE=1 */ |
| 769 | static int tda9874a_ESP = 0x07; /* default standard: NICAM D/K */ |
| 770 | static int tda9874a_dic = -1; /* device id. code */ |
| 771 | |
| 772 | /* insmod options for tda9874a */ |
| 773 | static unsigned int tda9874a_SIF = UNSET; |
| 774 | static unsigned int tda9874a_AMSEL = UNSET; |
| 775 | static unsigned int tda9874a_STD = UNSET; |
| 776 | module_param(tda9874a_SIF, int, 0444); |
| 777 | module_param(tda9874a_AMSEL, int, 0444); |
| 778 | module_param(tda9874a_STD, int, 0444); |
| 779 | |
| 780 | /* |
| 781 | * initialization table for tda9874 decoder: |
| 782 | * - carrier 1 freq. registers (3 bytes) |
| 783 | * - carrier 2 freq. registers (3 bytes) |
| 784 | * - demudulator config register |
| 785 | * - FM de-emphasis register (slow identification mode) |
| 786 | * Note: frequency registers must be written in single i2c transfer. |
| 787 | */ |
| 788 | static struct tda9874a_MODES { |
| 789 | char *name; |
| 790 | audiocmd cmd; |
| 791 | } tda9874a_modelist[9] = { |
| 792 | { "A2, B/G", |
| 793 | { 9, { TDA9874A_C1FRA, 0x72,0x95,0x55, 0x77,0xA0,0x00, 0x00,0x00 }} }, |
| 794 | { "A2, M (Korea)", |
| 795 | { 9, { TDA9874A_C1FRA, 0x5D,0xC0,0x00, 0x62,0x6A,0xAA, 0x20,0x22 }} }, |
| 796 | { "A2, D/K (1)", |
| 797 | { 9, { TDA9874A_C1FRA, 0x87,0x6A,0xAA, 0x82,0x60,0x00, 0x00,0x00 }} }, |
| 798 | { "A2, D/K (2)", |
| 799 | { 9, { TDA9874A_C1FRA, 0x87,0x6A,0xAA, 0x8C,0x75,0x55, 0x00,0x00 }} }, |
| 800 | { "A2, D/K (3)", |
| 801 | { 9, { TDA9874A_C1FRA, 0x87,0x6A,0xAA, 0x77,0xA0,0x00, 0x00,0x00 }} }, |
| 802 | { "NICAM, I", |
| 803 | { 9, { TDA9874A_C1FRA, 0x7D,0x00,0x00, 0x88,0x8A,0xAA, 0x08,0x33 }} }, |
| 804 | { "NICAM, B/G", |
| 805 | { 9, { TDA9874A_C1FRA, 0x72,0x95,0x55, 0x79,0xEA,0xAA, 0x08,0x33 }} }, |
| 806 | { "NICAM, D/K", /* default */ |
| 807 | { 9, { TDA9874A_C1FRA, 0x87,0x6A,0xAA, 0x79,0xEA,0xAA, 0x08,0x33 }} }, |
| 808 | { "NICAM, L", |
| 809 | { 9, { TDA9874A_C1FRA, 0x87,0x6A,0xAA, 0x79,0xEA,0xAA, 0x09,0x33 }} } |
| 810 | }; |
| 811 | |
| 812 | static int tda9874a_setup(struct CHIPSTATE *chip) |
| 813 | { |
| 814 | chip_write(chip, TDA9874A_AGCGR, 0x00); /* 0 dB */ |
| 815 | chip_write(chip, TDA9874A_GCONR, tda9874a_GCONR); |
| 816 | chip_write(chip, TDA9874A_MSR, (tda9874a_mode) ? 0x03:0x02); |
| 817 | if(tda9874a_dic == 0x11) { |
| 818 | chip_write(chip, TDA9874A_FMMR, 0x80); |
| 819 | } else { /* dic == 0x07 */ |
| 820 | chip_cmd(chip,"tda9874_modelist",&tda9874a_modelist[tda9874a_STD].cmd); |
| 821 | chip_write(chip, TDA9874A_FMMR, 0x00); |
| 822 | } |
| 823 | chip_write(chip, TDA9874A_C1OLAR, 0x00); /* 0 dB */ |
| 824 | chip_write(chip, TDA9874A_C2OLAR, 0x00); /* 0 dB */ |
| 825 | chip_write(chip, TDA9874A_NCONR, tda9874a_NCONR); |
| 826 | chip_write(chip, TDA9874A_NOLAR, 0x00); /* 0 dB */ |
| 827 | /* Note: If signal quality is poor you may want to change NICAM */ |
| 828 | /* error limit registers (NLELR and NUELR) to some greater values. */ |
| 829 | /* Then the sound would remain stereo, but won't be so clear. */ |
| 830 | chip_write(chip, TDA9874A_NLELR, 0x14); /* default */ |
| 831 | chip_write(chip, TDA9874A_NUELR, 0x50); /* default */ |
| 832 | |
| 833 | if(tda9874a_dic == 0x11) { |
| 834 | chip_write(chip, TDA9874A_AMCONR, 0xf9); |
| 835 | chip_write(chip, TDA9874A_SDACOSR, (tda9874a_mode) ? 0x81:0x80); |
| 836 | chip_write(chip, TDA9874A_AOSR, 0x80); |
| 837 | chip_write(chip, TDA9874A_MDACOSR, (tda9874a_mode) ? 0x82:0x80); |
| 838 | chip_write(chip, TDA9874A_ESP, tda9874a_ESP); |
| 839 | } else { /* dic == 0x07 */ |
| 840 | chip_write(chip, TDA9874A_AMCONR, 0xfb); |
| 841 | chip_write(chip, TDA9874A_SDACOSR, (tda9874a_mode) ? 0x81:0x80); |
Mauro Carvalho Chehab | 18fc59e | 2005-09-09 13:04:05 -0700 | [diff] [blame] | 842 | chip_write(chip, TDA9874A_AOSR, 0x00); /* or 0x10 */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 843 | } |
Mauro Carvalho Chehab | f167cb4 | 2006-01-11 19:41:49 -0200 | [diff] [blame] | 844 | v4l_dbg(1, debug, &chip->c, "tda9874a_setup(): %s [0x%02X].\n", |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 845 | tda9874a_modelist[tda9874a_STD].name,tda9874a_STD); |
| 846 | return 1; |
| 847 | } |
| 848 | |
| 849 | static int tda9874a_getmode(struct CHIPSTATE *chip) |
| 850 | { |
| 851 | int dsr,nsr,mode; |
| 852 | int necr; /* just for debugging */ |
| 853 | |
| 854 | mode = VIDEO_SOUND_MONO; |
| 855 | |
| 856 | if(-1 == (dsr = chip_read2(chip,TDA9874A_DSR))) |
| 857 | return mode; |
| 858 | if(-1 == (nsr = chip_read2(chip,TDA9874A_NSR))) |
| 859 | return mode; |
| 860 | if(-1 == (necr = chip_read2(chip,TDA9874A_NECR))) |
| 861 | return mode; |
| 862 | |
| 863 | /* need to store dsr/nsr somewhere */ |
| 864 | chip->shadow.bytes[MAXREGS-2] = dsr; |
| 865 | chip->shadow.bytes[MAXREGS-1] = nsr; |
| 866 | |
| 867 | if(tda9874a_mode) { |
| 868 | /* Note: DSR.RSSF and DSR.AMSTAT bits are also checked. |
| 869 | * If NICAM auto-muting is enabled, DSR.AMSTAT=1 indicates |
| 870 | * that sound has (temporarily) switched from NICAM to |
| 871 | * mono FM (or AM) on 1st sound carrier due to high NICAM bit |
| 872 | * error count. So in fact there is no stereo in this case :-( |
| 873 | * But changing the mode to VIDEO_SOUND_MONO would switch |
| 874 | * external 4052 multiplexer in audio_hook(). |
| 875 | */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 876 | if(nsr & 0x02) /* NSR.S/MB=1 */ |
| 877 | mode |= VIDEO_SOUND_STEREO; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 878 | if(nsr & 0x01) /* NSR.D/SB=1 */ |
| 879 | mode |= VIDEO_SOUND_LANG1 | VIDEO_SOUND_LANG2; |
| 880 | } else { |
| 881 | if(dsr & 0x02) /* DSR.IDSTE=1 */ |
| 882 | mode |= VIDEO_SOUND_STEREO; |
| 883 | if(dsr & 0x04) /* DSR.IDDUA=1 */ |
| 884 | mode |= VIDEO_SOUND_LANG1 | VIDEO_SOUND_LANG2; |
| 885 | } |
| 886 | |
Mauro Carvalho Chehab | f167cb4 | 2006-01-11 19:41:49 -0200 | [diff] [blame] | 887 | v4l_dbg(1, debug, &chip->c, "tda9874a_getmode(): DSR=0x%X, NSR=0x%X, NECR=0x%X, return: %d.\n", |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 888 | dsr, nsr, necr, mode); |
| 889 | return mode; |
| 890 | } |
| 891 | |
| 892 | static void tda9874a_setmode(struct CHIPSTATE *chip, int mode) |
| 893 | { |
| 894 | /* Disable/enable NICAM auto-muting (based on DSR.RSSF status bit). */ |
| 895 | /* If auto-muting is disabled, we can hear a signal of degrading quality. */ |
| 896 | if(tda9874a_mode) { |
| 897 | if(chip->shadow.bytes[MAXREGS-2] & 0x20) /* DSR.RSSF=1 */ |
| 898 | tda9874a_NCONR &= 0xfe; /* enable */ |
| 899 | else |
| 900 | tda9874a_NCONR |= 0x01; /* disable */ |
| 901 | chip_write(chip, TDA9874A_NCONR, tda9874a_NCONR); |
| 902 | } |
| 903 | |
| 904 | /* Note: TDA9874A supports automatic FM dematrixing (FMMR register) |
| 905 | * and has auto-select function for audio output (AOSR register). |
| 906 | * Old TDA9874H doesn't support these features. |
| 907 | * TDA9874A also has additional mono output pin (OUTM), which |
| 908 | * on same (all?) tv-cards is not used, anyway (as well as MONOIN). |
| 909 | */ |
| 910 | if(tda9874a_dic == 0x11) { |
| 911 | int aosr = 0x80; |
| 912 | int mdacosr = (tda9874a_mode) ? 0x82:0x80; |
| 913 | |
| 914 | switch(mode) { |
| 915 | case VIDEO_SOUND_MONO: |
| 916 | case VIDEO_SOUND_STEREO: |
| 917 | break; |
| 918 | case VIDEO_SOUND_LANG1: |
| 919 | aosr = 0x80; /* auto-select, dual A/A */ |
| 920 | mdacosr = (tda9874a_mode) ? 0x82:0x80; |
| 921 | break; |
| 922 | case VIDEO_SOUND_LANG2: |
| 923 | aosr = 0xa0; /* auto-select, dual B/B */ |
| 924 | mdacosr = (tda9874a_mode) ? 0x83:0x81; |
| 925 | break; |
| 926 | default: |
| 927 | chip->mode = 0; |
| 928 | return; |
| 929 | } |
| 930 | chip_write(chip, TDA9874A_AOSR, aosr); |
| 931 | chip_write(chip, TDA9874A_MDACOSR, mdacosr); |
| 932 | |
Mauro Carvalho Chehab | f167cb4 | 2006-01-11 19:41:49 -0200 | [diff] [blame] | 933 | v4l_dbg(1, debug, &chip->c, "tda9874a_setmode(): req. mode %d; AOSR=0x%X, MDACOSR=0x%X.\n", |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 934 | mode, aosr, mdacosr); |
| 935 | |
| 936 | } else { /* dic == 0x07 */ |
| 937 | int fmmr,aosr; |
| 938 | |
| 939 | switch(mode) { |
| 940 | case VIDEO_SOUND_MONO: |
| 941 | fmmr = 0x00; /* mono */ |
| 942 | aosr = 0x10; /* A/A */ |
| 943 | break; |
| 944 | case VIDEO_SOUND_STEREO: |
| 945 | if(tda9874a_mode) { |
| 946 | fmmr = 0x00; |
| 947 | aosr = 0x00; /* handled by NICAM auto-mute */ |
| 948 | } else { |
| 949 | fmmr = (tda9874a_ESP == 1) ? 0x05 : 0x04; /* stereo */ |
| 950 | aosr = 0x00; |
| 951 | } |
| 952 | break; |
| 953 | case VIDEO_SOUND_LANG1: |
| 954 | fmmr = 0x02; /* dual */ |
| 955 | aosr = 0x10; /* dual A/A */ |
| 956 | break; |
| 957 | case VIDEO_SOUND_LANG2: |
| 958 | fmmr = 0x02; /* dual */ |
| 959 | aosr = 0x20; /* dual B/B */ |
| 960 | break; |
| 961 | default: |
| 962 | chip->mode = 0; |
| 963 | return; |
| 964 | } |
| 965 | chip_write(chip, TDA9874A_FMMR, fmmr); |
| 966 | chip_write(chip, TDA9874A_AOSR, aosr); |
| 967 | |
Mauro Carvalho Chehab | f167cb4 | 2006-01-11 19:41:49 -0200 | [diff] [blame] | 968 | v4l_dbg(1, debug, &chip->c, "tda9874a_setmode(): req. mode %d; FMMR=0x%X, AOSR=0x%X.\n", |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 969 | mode, fmmr, aosr); |
| 970 | } |
| 971 | } |
| 972 | |
| 973 | static int tda9874a_checkit(struct CHIPSTATE *chip) |
| 974 | { |
| 975 | int dic,sic; /* device id. and software id. codes */ |
| 976 | |
| 977 | if(-1 == (dic = chip_read2(chip,TDA9874A_DIC))) |
| 978 | return 0; |
| 979 | if(-1 == (sic = chip_read2(chip,TDA9874A_SIC))) |
| 980 | return 0; |
| 981 | |
Mauro Carvalho Chehab | f167cb4 | 2006-01-11 19:41:49 -0200 | [diff] [blame] | 982 | v4l_dbg(1, debug, &chip->c, "tda9874a_checkit(): DIC=0x%X, SIC=0x%X.\n", dic, sic); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 983 | |
| 984 | if((dic == 0x11)||(dic == 0x07)) { |
Hans Verkuil | fac9e89 | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 985 | v4l_info(&chip->c, "found tda9874%s.\n", (dic == 0x11) ? "a":"h"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 986 | tda9874a_dic = dic; /* remember device id. */ |
| 987 | return 1; |
| 988 | } |
| 989 | return 0; /* not found */ |
| 990 | } |
| 991 | |
| 992 | static int tda9874a_initialize(struct CHIPSTATE *chip) |
| 993 | { |
| 994 | if (tda9874a_SIF > 2) |
| 995 | tda9874a_SIF = 1; |
Gerd Knorr | faf8b24 | 2005-05-01 08:59:20 -0700 | [diff] [blame] | 996 | if (tda9874a_STD > 8) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 997 | tda9874a_STD = 0; |
| 998 | if(tda9874a_AMSEL > 1) |
| 999 | tda9874a_AMSEL = 0; |
| 1000 | |
| 1001 | if(tda9874a_SIF == 1) |
| 1002 | tda9874a_GCONR = 0xc0; /* sound IF input 1 */ |
| 1003 | else |
| 1004 | tda9874a_GCONR = 0xc1; /* sound IF input 2 */ |
| 1005 | |
| 1006 | tda9874a_ESP = tda9874a_STD; |
| 1007 | tda9874a_mode = (tda9874a_STD < 5) ? 0 : 1; |
| 1008 | |
| 1009 | if(tda9874a_AMSEL == 0) |
| 1010 | tda9874a_NCONR = 0x01; /* auto-mute: analog mono input */ |
| 1011 | else |
| 1012 | tda9874a_NCONR = 0x05; /* auto-mute: 1st carrier FM or AM */ |
| 1013 | |
| 1014 | tda9874a_setup(chip); |
| 1015 | return 0; |
| 1016 | } |
| 1017 | |
| 1018 | |
| 1019 | /* ---------------------------------------------------------------------- */ |
| 1020 | /* audio chip descriptions - defines+functions for tea6420 */ |
| 1021 | |
| 1022 | #define TEA6300_VL 0x00 /* volume left */ |
| 1023 | #define TEA6300_VR 0x01 /* volume right */ |
| 1024 | #define TEA6300_BA 0x02 /* bass */ |
| 1025 | #define TEA6300_TR 0x03 /* treble */ |
| 1026 | #define TEA6300_FA 0x04 /* fader control */ |
| 1027 | #define TEA6300_S 0x05 /* switch register */ |
Mauro Carvalho Chehab | f2421ca | 2005-11-08 21:37:45 -0800 | [diff] [blame] | 1028 | /* values for those registers: */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1029 | #define TEA6300_S_SA 0x01 /* stereo A input */ |
| 1030 | #define TEA6300_S_SB 0x02 /* stereo B */ |
| 1031 | #define TEA6300_S_SC 0x04 /* stereo C */ |
| 1032 | #define TEA6300_S_GMU 0x80 /* general mute */ |
| 1033 | |
| 1034 | #define TEA6320_V 0x00 /* volume (0-5)/loudness off (6)/zero crossing mute(7) */ |
| 1035 | #define TEA6320_FFR 0x01 /* fader front right (0-5) */ |
| 1036 | #define TEA6320_FFL 0x02 /* fader front left (0-5) */ |
| 1037 | #define TEA6320_FRR 0x03 /* fader rear right (0-5) */ |
| 1038 | #define TEA6320_FRL 0x04 /* fader rear left (0-5) */ |
| 1039 | #define TEA6320_BA 0x05 /* bass (0-4) */ |
| 1040 | #define TEA6320_TR 0x06 /* treble (0-4) */ |
| 1041 | #define TEA6320_S 0x07 /* switch register */ |
Mauro Carvalho Chehab | f2421ca | 2005-11-08 21:37:45 -0800 | [diff] [blame] | 1042 | /* values for those registers: */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1043 | #define TEA6320_S_SA 0x07 /* stereo A input */ |
| 1044 | #define TEA6320_S_SB 0x06 /* stereo B */ |
| 1045 | #define TEA6320_S_SC 0x05 /* stereo C */ |
| 1046 | #define TEA6320_S_SD 0x04 /* stereo D */ |
| 1047 | #define TEA6320_S_GMU 0x80 /* general mute */ |
| 1048 | |
| 1049 | #define TEA6420_S_SA 0x00 /* stereo A input */ |
| 1050 | #define TEA6420_S_SB 0x01 /* stereo B */ |
| 1051 | #define TEA6420_S_SC 0x02 /* stereo C */ |
| 1052 | #define TEA6420_S_SD 0x03 /* stereo D */ |
| 1053 | #define TEA6420_S_SE 0x04 /* stereo E */ |
| 1054 | #define TEA6420_S_GMU 0x05 /* general mute */ |
| 1055 | |
| 1056 | static int tea6300_shift10(int val) { return val >> 10; } |
| 1057 | static int tea6300_shift12(int val) { return val >> 12; } |
| 1058 | |
| 1059 | /* Assumes 16bit input (values 0x3f to 0x0c are unique, values less than */ |
| 1060 | /* 0x0c mirror those immediately higher) */ |
| 1061 | static int tea6320_volume(int val) { return (val / (65535/(63-12)) + 12) & 0x3f; } |
| 1062 | static int tea6320_shift11(int val) { return val >> 11; } |
| 1063 | static int tea6320_initialize(struct CHIPSTATE * chip) |
| 1064 | { |
| 1065 | chip_write(chip, TEA6320_FFR, 0x3f); |
| 1066 | chip_write(chip, TEA6320_FFL, 0x3f); |
| 1067 | chip_write(chip, TEA6320_FRR, 0x3f); |
| 1068 | chip_write(chip, TEA6320_FRL, 0x3f); |
| 1069 | |
| 1070 | return 0; |
| 1071 | } |
| 1072 | |
| 1073 | |
| 1074 | /* ---------------------------------------------------------------------- */ |
| 1075 | /* audio chip descriptions - defines+functions for tda8425 */ |
| 1076 | |
| 1077 | #define TDA8425_VL 0x00 /* volume left */ |
| 1078 | #define TDA8425_VR 0x01 /* volume right */ |
| 1079 | #define TDA8425_BA 0x02 /* bass */ |
| 1080 | #define TDA8425_TR 0x03 /* treble */ |
| 1081 | #define TDA8425_S1 0x08 /* switch functions */ |
Mauro Carvalho Chehab | f2421ca | 2005-11-08 21:37:45 -0800 | [diff] [blame] | 1082 | /* values for those registers: */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1083 | #define TDA8425_S1_OFF 0xEE /* audio off (mute on) */ |
| 1084 | #define TDA8425_S1_CH1 0xCE /* audio channel 1 (mute off) - "linear stereo" mode */ |
| 1085 | #define TDA8425_S1_CH2 0xCF /* audio channel 2 (mute off) - "linear stereo" mode */ |
| 1086 | #define TDA8425_S1_MU 0x20 /* mute bit */ |
| 1087 | #define TDA8425_S1_STEREO 0x18 /* stereo bits */ |
| 1088 | #define TDA8425_S1_STEREO_SPATIAL 0x18 /* spatial stereo */ |
| 1089 | #define TDA8425_S1_STEREO_LINEAR 0x08 /* linear stereo */ |
| 1090 | #define TDA8425_S1_STEREO_PSEUDO 0x10 /* pseudo stereo */ |
| 1091 | #define TDA8425_S1_STEREO_MONO 0x00 /* forced mono */ |
| 1092 | #define TDA8425_S1_ML 0x06 /* language selector */ |
| 1093 | #define TDA8425_S1_ML_SOUND_A 0x02 /* sound a */ |
| 1094 | #define TDA8425_S1_ML_SOUND_B 0x04 /* sound b */ |
| 1095 | #define TDA8425_S1_ML_STEREO 0x06 /* stereo */ |
| 1096 | #define TDA8425_S1_IS 0x01 /* channel selector */ |
| 1097 | |
| 1098 | |
| 1099 | static int tda8425_shift10(int val) { return (val >> 10) | 0xc0; } |
| 1100 | static int tda8425_shift12(int val) { return (val >> 12) | 0xf0; } |
| 1101 | |
| 1102 | static int tda8425_initialize(struct CHIPSTATE *chip) |
| 1103 | { |
| 1104 | struct CHIPDESC *desc = chiplist + chip->type; |
Hans Verkuil | 8bf2f8e | 2006-03-18 21:31:00 -0300 | [diff] [blame] | 1105 | int inputmap[4] = { /* tuner */ TDA8425_S1_CH2, /* radio */ TDA8425_S1_CH1, |
| 1106 | /* extern */ TDA8425_S1_CH1, /* intern */ TDA8425_S1_OFF}; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1107 | |
Jean Delvare | c7a4653 | 2005-08-11 23:41:56 +0200 | [diff] [blame] | 1108 | if (chip->c.adapter->id == I2C_HW_B_RIVA) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1109 | memcpy (desc->inputmap, inputmap, sizeof (inputmap)); |
| 1110 | } |
| 1111 | return 0; |
| 1112 | } |
| 1113 | |
| 1114 | static void tda8425_setmode(struct CHIPSTATE *chip, int mode) |
| 1115 | { |
| 1116 | int s1 = chip->shadow.bytes[TDA8425_S1+1] & 0xe1; |
| 1117 | |
| 1118 | if (mode & VIDEO_SOUND_LANG1) { |
| 1119 | s1 |= TDA8425_S1_ML_SOUND_A; |
| 1120 | s1 |= TDA8425_S1_STEREO_PSEUDO; |
| 1121 | |
| 1122 | } else if (mode & VIDEO_SOUND_LANG2) { |
| 1123 | s1 |= TDA8425_S1_ML_SOUND_B; |
| 1124 | s1 |= TDA8425_S1_STEREO_PSEUDO; |
| 1125 | |
| 1126 | } else { |
| 1127 | s1 |= TDA8425_S1_ML_STEREO; |
| 1128 | |
| 1129 | if (mode & VIDEO_SOUND_MONO) |
| 1130 | s1 |= TDA8425_S1_STEREO_MONO; |
| 1131 | if (mode & VIDEO_SOUND_STEREO) |
| 1132 | s1 |= TDA8425_S1_STEREO_SPATIAL; |
| 1133 | } |
| 1134 | chip_write(chip,TDA8425_S1,s1); |
| 1135 | } |
| 1136 | |
| 1137 | |
| 1138 | /* ---------------------------------------------------------------------- */ |
| 1139 | /* audio chip descriptions - defines+functions for pic16c54 (PV951) */ |
| 1140 | |
| 1141 | /* the registers of 16C54, I2C sub address. */ |
| 1142 | #define PIC16C54_REG_KEY_CODE 0x01 /* Not use. */ |
| 1143 | #define PIC16C54_REG_MISC 0x02 |
| 1144 | |
| 1145 | /* bit definition of the RESET register, I2C data. */ |
| 1146 | #define PIC16C54_MISC_RESET_REMOTE_CTL 0x01 /* bit 0, Reset to receive the key */ |
Mauro Carvalho Chehab | f2421ca | 2005-11-08 21:37:45 -0800 | [diff] [blame] | 1147 | /* code of remote controller */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1148 | #define PIC16C54_MISC_MTS_MAIN 0x02 /* bit 1 */ |
| 1149 | #define PIC16C54_MISC_MTS_SAP 0x04 /* bit 2 */ |
| 1150 | #define PIC16C54_MISC_MTS_BOTH 0x08 /* bit 3 */ |
| 1151 | #define PIC16C54_MISC_SND_MUTE 0x10 /* bit 4, Mute Audio(Line-in and Tuner) */ |
| 1152 | #define PIC16C54_MISC_SND_NOTMUTE 0x20 /* bit 5 */ |
| 1153 | #define PIC16C54_MISC_SWITCH_TUNER 0x40 /* bit 6 , Switch to Line-in */ |
| 1154 | #define PIC16C54_MISC_SWITCH_LINE 0x80 /* bit 7 , Switch to Tuner */ |
| 1155 | |
| 1156 | /* ---------------------------------------------------------------------- */ |
| 1157 | /* audio chip descriptions - defines+functions for TA8874Z */ |
| 1158 | |
Mauro Carvalho Chehab | 18fc59e | 2005-09-09 13:04:05 -0700 | [diff] [blame] | 1159 | /* write 1st byte */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1160 | #define TA8874Z_LED_STE 0x80 |
| 1161 | #define TA8874Z_LED_BIL 0x40 |
| 1162 | #define TA8874Z_LED_EXT 0x20 |
| 1163 | #define TA8874Z_MONO_SET 0x10 |
| 1164 | #define TA8874Z_MUTE 0x08 |
| 1165 | #define TA8874Z_F_MONO 0x04 |
| 1166 | #define TA8874Z_MODE_SUB 0x02 |
| 1167 | #define TA8874Z_MODE_MAIN 0x01 |
| 1168 | |
Mauro Carvalho Chehab | 18fc59e | 2005-09-09 13:04:05 -0700 | [diff] [blame] | 1169 | /* write 2nd byte */ |
| 1170 | /*#define TA8874Z_TI 0x80 */ /* test mode */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1171 | #define TA8874Z_SEPARATION 0x3f |
| 1172 | #define TA8874Z_SEPARATION_DEFAULT 0x10 |
| 1173 | |
Mauro Carvalho Chehab | 18fc59e | 2005-09-09 13:04:05 -0700 | [diff] [blame] | 1174 | /* read */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1175 | #define TA8874Z_B1 0x80 |
| 1176 | #define TA8874Z_B0 0x40 |
| 1177 | #define TA8874Z_CHAG_FLAG 0x20 |
| 1178 | |
Mauro Carvalho Chehab | 18fc59e | 2005-09-09 13:04:05 -0700 | [diff] [blame] | 1179 | /* |
| 1180 | * B1 B0 |
| 1181 | * mono L H |
| 1182 | * stereo L L |
| 1183 | * BIL H L |
| 1184 | */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1185 | static int ta8874z_getmode(struct CHIPSTATE *chip) |
| 1186 | { |
| 1187 | int val, mode; |
| 1188 | |
| 1189 | val = chip_read(chip); |
| 1190 | mode = VIDEO_SOUND_MONO; |
| 1191 | if (val & TA8874Z_B1){ |
| 1192 | mode |= VIDEO_SOUND_LANG1 | VIDEO_SOUND_LANG2; |
| 1193 | }else if (!(val & TA8874Z_B0)){ |
| 1194 | mode |= VIDEO_SOUND_STEREO; |
| 1195 | } |
Mauro Carvalho Chehab | f167cb4 | 2006-01-11 19:41:49 -0200 | [diff] [blame] | 1196 | /* v4l_dbg(1, debug, &chip->c, "ta8874z_getmode(): raw chip read: 0x%02x, return: 0x%02x\n", val, mode); */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1197 | return mode; |
| 1198 | } |
| 1199 | |
| 1200 | static audiocmd ta8874z_stereo = { 2, {0, TA8874Z_SEPARATION_DEFAULT}}; |
| 1201 | static audiocmd ta8874z_mono = {2, { TA8874Z_MONO_SET, TA8874Z_SEPARATION_DEFAULT}}; |
| 1202 | static audiocmd ta8874z_main = {2, { 0, TA8874Z_SEPARATION_DEFAULT}}; |
| 1203 | static audiocmd ta8874z_sub = {2, { TA8874Z_MODE_SUB, TA8874Z_SEPARATION_DEFAULT}}; |
| 1204 | |
| 1205 | static void ta8874z_setmode(struct CHIPSTATE *chip, int mode) |
| 1206 | { |
| 1207 | int update = 1; |
| 1208 | audiocmd *t = NULL; |
Mauro Carvalho Chehab | f167cb4 | 2006-01-11 19:41:49 -0200 | [diff] [blame] | 1209 | v4l_dbg(1, debug, &chip->c, "ta8874z_setmode(): mode: 0x%02x\n", mode); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1210 | |
| 1211 | switch(mode){ |
| 1212 | case VIDEO_SOUND_MONO: |
| 1213 | t = &ta8874z_mono; |
| 1214 | break; |
| 1215 | case VIDEO_SOUND_STEREO: |
| 1216 | t = &ta8874z_stereo; |
| 1217 | break; |
| 1218 | case VIDEO_SOUND_LANG1: |
| 1219 | t = &ta8874z_main; |
| 1220 | break; |
| 1221 | case VIDEO_SOUND_LANG2: |
| 1222 | t = &ta8874z_sub; |
| 1223 | break; |
| 1224 | default: |
| 1225 | update = 0; |
| 1226 | } |
| 1227 | |
| 1228 | if(update) |
| 1229 | chip_cmd(chip, "TA8874Z", t); |
| 1230 | } |
| 1231 | |
| 1232 | static int ta8874z_checkit(struct CHIPSTATE *chip) |
| 1233 | { |
| 1234 | int rc; |
| 1235 | rc = chip_read(chip); |
| 1236 | return ((rc & 0x1f) == 0x1f) ? 1 : 0; |
| 1237 | } |
| 1238 | |
| 1239 | /* ---------------------------------------------------------------------- */ |
| 1240 | /* audio chip descriptions - struct CHIPDESC */ |
| 1241 | |
| 1242 | /* insmod options to enable/disable individual audio chips */ |
Adrian Bunk | 52c1da3 | 2005-06-23 22:05:33 -0700 | [diff] [blame] | 1243 | static int tda8425 = 1; |
| 1244 | static int tda9840 = 1; |
| 1245 | static int tda9850 = 1; |
| 1246 | static int tda9855 = 1; |
| 1247 | static int tda9873 = 1; |
| 1248 | static int tda9874a = 1; |
Mauro Carvalho Chehab | 18fc59e | 2005-09-09 13:04:05 -0700 | [diff] [blame] | 1249 | static int tea6300 = 0; /* address clash with msp34xx */ |
| 1250 | static int tea6320 = 0; /* address clash with msp34xx */ |
Adrian Bunk | 52c1da3 | 2005-06-23 22:05:33 -0700 | [diff] [blame] | 1251 | static int tea6420 = 1; |
| 1252 | static int pic16c54 = 1; |
Mauro Carvalho Chehab | 18fc59e | 2005-09-09 13:04:05 -0700 | [diff] [blame] | 1253 | static int ta8874z = 0; /* address clash with tda9840 */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1254 | |
| 1255 | module_param(tda8425, int, 0444); |
| 1256 | module_param(tda9840, int, 0444); |
| 1257 | module_param(tda9850, int, 0444); |
| 1258 | module_param(tda9855, int, 0444); |
| 1259 | module_param(tda9873, int, 0444); |
| 1260 | module_param(tda9874a, int, 0444); |
| 1261 | module_param(tea6300, int, 0444); |
| 1262 | module_param(tea6320, int, 0444); |
| 1263 | module_param(tea6420, int, 0444); |
| 1264 | module_param(pic16c54, int, 0444); |
| 1265 | module_param(ta8874z, int, 0444); |
| 1266 | |
| 1267 | static struct CHIPDESC chiplist[] = { |
| 1268 | { |
| 1269 | .name = "tda9840", |
| 1270 | .id = I2C_DRIVERID_TDA9840, |
| 1271 | .insmodopt = &tda9840, |
Mauro Carvalho Chehab | 09df1c1 | 2006-03-18 08:31:34 -0300 | [diff] [blame] | 1272 | .addr_lo = I2C_ADDR_TDA9840 >> 1, |
| 1273 | .addr_hi = I2C_ADDR_TDA9840 >> 1, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1274 | .registers = 5, |
| 1275 | |
Hans Verkuil | 94f9e56 | 2006-01-23 09:47:40 -0200 | [diff] [blame] | 1276 | .checkit = tda9840_checkit, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1277 | .getmode = tda9840_getmode, |
| 1278 | .setmode = tda9840_setmode, |
| 1279 | .checkmode = generic_checkmode, |
| 1280 | |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 1281 | .init = { 2, { TDA9840_TEST, TDA9840_TEST_INT1SN |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1282 | /* ,TDA9840_SW, TDA9840_MONO */} } |
| 1283 | }, |
| 1284 | { |
| 1285 | .name = "tda9873h", |
| 1286 | .id = I2C_DRIVERID_TDA9873, |
| 1287 | .checkit = tda9873_checkit, |
| 1288 | .insmodopt = &tda9873, |
Mauro Carvalho Chehab | 09df1c1 | 2006-03-18 08:31:34 -0300 | [diff] [blame] | 1289 | .addr_lo = I2C_ADDR_TDA985x_L >> 1, |
| 1290 | .addr_hi = I2C_ADDR_TDA985x_H >> 1, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1291 | .registers = 3, |
| 1292 | .flags = CHIP_HAS_INPUTSEL, |
| 1293 | |
| 1294 | .getmode = tda9873_getmode, |
| 1295 | .setmode = tda9873_setmode, |
| 1296 | .checkmode = generic_checkmode, |
| 1297 | |
| 1298 | .init = { 4, { TDA9873_SW, 0xa4, 0x06, 0x03 } }, |
| 1299 | .inputreg = TDA9873_SW, |
| 1300 | .inputmute = TDA9873_MUTE | TDA9873_AUTOMUTE, |
Hans Verkuil | 8bf2f8e | 2006-03-18 21:31:00 -0300 | [diff] [blame] | 1301 | .inputmap = {0xa0, 0xa2, 0xa0, 0xa0}, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1302 | .inputmask = TDA9873_INP_MASK|TDA9873_MUTE|TDA9873_AUTOMUTE, |
| 1303 | |
| 1304 | }, |
| 1305 | { |
| 1306 | .name = "tda9874h/a", |
| 1307 | .id = I2C_DRIVERID_TDA9874, |
| 1308 | .checkit = tda9874a_checkit, |
| 1309 | .initialize = tda9874a_initialize, |
| 1310 | .insmodopt = &tda9874a, |
Mauro Carvalho Chehab | 09df1c1 | 2006-03-18 08:31:34 -0300 | [diff] [blame] | 1311 | .addr_lo = I2C_ADDR_TDA9874 >> 1, |
| 1312 | .addr_hi = I2C_ADDR_TDA9874 >> 1, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1313 | |
| 1314 | .getmode = tda9874a_getmode, |
| 1315 | .setmode = tda9874a_setmode, |
| 1316 | .checkmode = generic_checkmode, |
| 1317 | }, |
| 1318 | { |
| 1319 | .name = "tda9850", |
| 1320 | .id = I2C_DRIVERID_TDA9850, |
| 1321 | .insmodopt = &tda9850, |
Mauro Carvalho Chehab | 09df1c1 | 2006-03-18 08:31:34 -0300 | [diff] [blame] | 1322 | .addr_lo = I2C_ADDR_TDA985x_L >> 1, |
| 1323 | .addr_hi = I2C_ADDR_TDA985x_H >> 1, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1324 | .registers = 11, |
| 1325 | |
| 1326 | .getmode = tda985x_getmode, |
| 1327 | .setmode = tda985x_setmode, |
| 1328 | |
| 1329 | .init = { 8, { TDA9850_C4, 0x08, 0x08, TDA985x_STEREO, 0x07, 0x10, 0x10, 0x03 } } |
| 1330 | }, |
| 1331 | { |
| 1332 | .name = "tda9855", |
| 1333 | .id = I2C_DRIVERID_TDA9855, |
| 1334 | .insmodopt = &tda9855, |
Mauro Carvalho Chehab | 09df1c1 | 2006-03-18 08:31:34 -0300 | [diff] [blame] | 1335 | .addr_lo = I2C_ADDR_TDA985x_L >> 1, |
| 1336 | .addr_hi = I2C_ADDR_TDA985x_H >> 1, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1337 | .registers = 11, |
| 1338 | .flags = CHIP_HAS_VOLUME | CHIP_HAS_BASSTREBLE, |
| 1339 | |
| 1340 | .leftreg = TDA9855_VL, |
| 1341 | .rightreg = TDA9855_VR, |
| 1342 | .bassreg = TDA9855_BA, |
| 1343 | .treblereg = TDA9855_TR, |
| 1344 | .volfunc = tda9855_volume, |
| 1345 | .bassfunc = tda9855_bass, |
| 1346 | .treblefunc = tda9855_treble, |
| 1347 | |
| 1348 | .getmode = tda985x_getmode, |
| 1349 | .setmode = tda985x_setmode, |
| 1350 | |
| 1351 | .init = { 12, { 0, 0x6f, 0x6f, 0x0e, 0x07<<1, 0x8<<2, |
| 1352 | TDA9855_MUTE | TDA9855_AVL | TDA9855_LOUD | TDA9855_INT, |
| 1353 | TDA985x_STEREO | TDA9855_LINEAR | TDA9855_TZCM | TDA9855_VZCM, |
| 1354 | 0x07, 0x10, 0x10, 0x03 }} |
| 1355 | }, |
| 1356 | { |
| 1357 | .name = "tea6300", |
| 1358 | .id = I2C_DRIVERID_TEA6300, |
| 1359 | .insmodopt = &tea6300, |
Mauro Carvalho Chehab | 09df1c1 | 2006-03-18 08:31:34 -0300 | [diff] [blame] | 1360 | .addr_lo = I2C_ADDR_TEA6300 >> 1, |
| 1361 | .addr_hi = I2C_ADDR_TEA6300 >> 1, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1362 | .registers = 6, |
| 1363 | .flags = CHIP_HAS_VOLUME | CHIP_HAS_BASSTREBLE | CHIP_HAS_INPUTSEL, |
| 1364 | |
| 1365 | .leftreg = TEA6300_VR, |
| 1366 | .rightreg = TEA6300_VL, |
| 1367 | .bassreg = TEA6300_BA, |
| 1368 | .treblereg = TEA6300_TR, |
| 1369 | .volfunc = tea6300_shift10, |
| 1370 | .bassfunc = tea6300_shift12, |
| 1371 | .treblefunc = tea6300_shift12, |
| 1372 | |
| 1373 | .inputreg = TEA6300_S, |
| 1374 | .inputmap = { TEA6300_S_SA, TEA6300_S_SB, TEA6300_S_SC }, |
| 1375 | .inputmute = TEA6300_S_GMU, |
| 1376 | }, |
| 1377 | { |
| 1378 | .name = "tea6320", |
| 1379 | .id = I2C_DRIVERID_TEA6300, |
| 1380 | .initialize = tea6320_initialize, |
| 1381 | .insmodopt = &tea6320, |
Mauro Carvalho Chehab | 09df1c1 | 2006-03-18 08:31:34 -0300 | [diff] [blame] | 1382 | .addr_lo = I2C_ADDR_TEA6300 >> 1, |
| 1383 | .addr_hi = I2C_ADDR_TEA6300 >> 1, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1384 | .registers = 8, |
| 1385 | .flags = CHIP_HAS_VOLUME | CHIP_HAS_BASSTREBLE | CHIP_HAS_INPUTSEL, |
| 1386 | |
| 1387 | .leftreg = TEA6320_V, |
| 1388 | .rightreg = TEA6320_V, |
| 1389 | .bassreg = TEA6320_BA, |
| 1390 | .treblereg = TEA6320_TR, |
| 1391 | .volfunc = tea6320_volume, |
| 1392 | .bassfunc = tea6320_shift11, |
| 1393 | .treblefunc = tea6320_shift11, |
| 1394 | |
| 1395 | .inputreg = TEA6320_S, |
| 1396 | .inputmap = { TEA6320_S_SA, TEA6420_S_SB, TEA6300_S_SC, TEA6320_S_SD }, |
| 1397 | .inputmute = TEA6300_S_GMU, |
| 1398 | }, |
| 1399 | { |
| 1400 | .name = "tea6420", |
| 1401 | .id = I2C_DRIVERID_TEA6420, |
| 1402 | .insmodopt = &tea6420, |
Mauro Carvalho Chehab | 09df1c1 | 2006-03-18 08:31:34 -0300 | [diff] [blame] | 1403 | .addr_lo = I2C_ADDR_TEA6420 >> 1, |
| 1404 | .addr_hi = I2C_ADDR_TEA6420 >> 1, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1405 | .registers = 1, |
| 1406 | .flags = CHIP_HAS_INPUTSEL, |
| 1407 | |
| 1408 | .inputreg = -1, |
| 1409 | .inputmap = { TEA6420_S_SA, TEA6420_S_SB, TEA6420_S_SC }, |
| 1410 | .inputmute = TEA6300_S_GMU, |
| 1411 | }, |
| 1412 | { |
| 1413 | .name = "tda8425", |
| 1414 | .id = I2C_DRIVERID_TDA8425, |
| 1415 | .insmodopt = &tda8425, |
Mauro Carvalho Chehab | 09df1c1 | 2006-03-18 08:31:34 -0300 | [diff] [blame] | 1416 | .addr_lo = I2C_ADDR_TDA8425 >> 1, |
| 1417 | .addr_hi = I2C_ADDR_TDA8425 >> 1, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1418 | .registers = 9, |
| 1419 | .flags = CHIP_HAS_VOLUME | CHIP_HAS_BASSTREBLE | CHIP_HAS_INPUTSEL, |
| 1420 | |
| 1421 | .leftreg = TDA8425_VL, |
| 1422 | .rightreg = TDA8425_VR, |
| 1423 | .bassreg = TDA8425_BA, |
| 1424 | .treblereg = TDA8425_TR, |
| 1425 | .volfunc = tda8425_shift10, |
| 1426 | .bassfunc = tda8425_shift12, |
| 1427 | .treblefunc = tda8425_shift12, |
| 1428 | |
| 1429 | .inputreg = TDA8425_S1, |
| 1430 | .inputmap = { TDA8425_S1_CH1, TDA8425_S1_CH1, TDA8425_S1_CH1 }, |
| 1431 | .inputmute = TDA8425_S1_OFF, |
| 1432 | |
| 1433 | .setmode = tda8425_setmode, |
| 1434 | .initialize = tda8425_initialize, |
| 1435 | }, |
| 1436 | { |
| 1437 | .name = "pic16c54 (PV951)", |
Jean Delvare | e0ec29b | 2005-11-08 21:38:26 -0800 | [diff] [blame] | 1438 | .id = I2C_DRIVERID_PIC16C54_PV9, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1439 | .insmodopt = &pic16c54, |
Mauro Carvalho Chehab | 09df1c1 | 2006-03-18 08:31:34 -0300 | [diff] [blame] | 1440 | .addr_lo = I2C_ADDR_PIC16C54 >> 1, |
| 1441 | .addr_hi = I2C_ADDR_PIC16C54>> 1, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1442 | .registers = 2, |
| 1443 | .flags = CHIP_HAS_INPUTSEL, |
| 1444 | |
| 1445 | .inputreg = PIC16C54_REG_MISC, |
| 1446 | .inputmap = {PIC16C54_MISC_SND_NOTMUTE|PIC16C54_MISC_SWITCH_TUNER, |
| 1447 | PIC16C54_MISC_SND_NOTMUTE|PIC16C54_MISC_SWITCH_LINE, |
| 1448 | PIC16C54_MISC_SND_NOTMUTE|PIC16C54_MISC_SWITCH_LINE, |
Hans Verkuil | 8bf2f8e | 2006-03-18 21:31:00 -0300 | [diff] [blame] | 1449 | PIC16C54_MISC_SND_MUTE}, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1450 | .inputmute = PIC16C54_MISC_SND_MUTE, |
| 1451 | }, |
| 1452 | { |
| 1453 | .name = "ta8874z", |
| 1454 | .id = -1, |
Mauro Carvalho Chehab | 18fc59e | 2005-09-09 13:04:05 -0700 | [diff] [blame] | 1455 | /*.id = I2C_DRIVERID_TA8874Z, */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1456 | .checkit = ta8874z_checkit, |
| 1457 | .insmodopt = &ta8874z, |
Mauro Carvalho Chehab | 09df1c1 | 2006-03-18 08:31:34 -0300 | [diff] [blame] | 1458 | .addr_lo = I2C_ADDR_TDA9840 >> 1, |
| 1459 | .addr_hi = I2C_ADDR_TDA9840 >> 1, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1460 | .registers = 2, |
| 1461 | |
| 1462 | .getmode = ta8874z_getmode, |
| 1463 | .setmode = ta8874z_setmode, |
| 1464 | .checkmode = generic_checkmode, |
| 1465 | |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 1466 | .init = {2, { TA8874Z_MONO_SET, TA8874Z_SEPARATION_DEFAULT}}, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1467 | }, |
| 1468 | { .name = NULL } /* EOF */ |
| 1469 | }; |
| 1470 | |
| 1471 | |
| 1472 | /* ---------------------------------------------------------------------- */ |
| 1473 | /* i2c registration */ |
| 1474 | |
| 1475 | static int chip_attach(struct i2c_adapter *adap, int addr, int kind) |
| 1476 | { |
| 1477 | struct CHIPSTATE *chip; |
| 1478 | struct CHIPDESC *desc; |
| 1479 | |
Panagiotis Issaris | 7408187 | 2006-01-11 19:40:56 -0200 | [diff] [blame] | 1480 | chip = kzalloc(sizeof(*chip),GFP_KERNEL); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1481 | if (!chip) |
| 1482 | return -ENOMEM; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1483 | memcpy(&chip->c,&client_template,sizeof(struct i2c_client)); |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 1484 | chip->c.adapter = adap; |
| 1485 | chip->c.addr = addr; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1486 | i2c_set_clientdata(&chip->c, chip); |
| 1487 | |
| 1488 | /* find description for the chip */ |
Mauro Carvalho Chehab | f167cb4 | 2006-01-11 19:41:49 -0200 | [diff] [blame] | 1489 | v4l_dbg(1, debug, &chip->c, "chip found @ 0x%x\n", addr<<1); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1490 | for (desc = chiplist; desc->name != NULL; desc++) { |
| 1491 | if (0 == *(desc->insmodopt)) |
| 1492 | continue; |
| 1493 | if (addr < desc->addr_lo || |
| 1494 | addr > desc->addr_hi) |
| 1495 | continue; |
| 1496 | if (desc->checkit && !desc->checkit(chip)) |
| 1497 | continue; |
| 1498 | break; |
| 1499 | } |
| 1500 | if (desc->name == NULL) { |
Mauro Carvalho Chehab | f167cb4 | 2006-01-11 19:41:49 -0200 | [diff] [blame] | 1501 | v4l_dbg(1, debug, &chip->c, "no matching chip description found\n"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1502 | return -EIO; |
| 1503 | } |
Hans Verkuil | fac9e89 | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 1504 | v4l_info(&chip->c, "%s found @ 0x%x (%s)\n", desc->name, addr<<1, adap->name); |
Mauro Carvalho Chehab | afd1a0c | 2005-12-12 00:37:27 -0800 | [diff] [blame] | 1505 | if (desc->flags) { |
Mauro Carvalho Chehab | f167cb4 | 2006-01-11 19:41:49 -0200 | [diff] [blame] | 1506 | v4l_dbg(1, debug, &chip->c, "matches:%s%s%s.\n", |
Mauro Carvalho Chehab | 674434c | 2005-12-12 00:37:28 -0800 | [diff] [blame] | 1507 | (desc->flags & CHIP_HAS_VOLUME) ? " volume" : "", |
| 1508 | (desc->flags & CHIP_HAS_BASSTREBLE) ? " bass/treble" : "", |
| 1509 | (desc->flags & CHIP_HAS_INPUTSEL) ? " audiomux" : ""); |
Mauro Carvalho Chehab | afd1a0c | 2005-12-12 00:37:27 -0800 | [diff] [blame] | 1510 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1511 | |
| 1512 | /* fill required data structures */ |
Mauro Carvalho Chehab | 674434c | 2005-12-12 00:37:28 -0800 | [diff] [blame] | 1513 | strcpy(chip->c.name, desc->name); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1514 | chip->type = desc-chiplist; |
| 1515 | chip->shadow.count = desc->registers+1; |
Mauro Carvalho Chehab | afd1a0c | 2005-12-12 00:37:27 -0800 | [diff] [blame] | 1516 | chip->prevmode = -1; |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 1517 | chip->audmode = V4L2_TUNER_MODE_LANG1; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1518 | /* register */ |
| 1519 | i2c_attach_client(&chip->c); |
| 1520 | |
| 1521 | /* initialization */ |
| 1522 | if (desc->initialize != NULL) |
| 1523 | desc->initialize(chip); |
| 1524 | else |
| 1525 | chip_cmd(chip,"init",&desc->init); |
| 1526 | |
| 1527 | if (desc->flags & CHIP_HAS_VOLUME) { |
| 1528 | chip->left = desc->leftinit ? desc->leftinit : 65535; |
| 1529 | chip->right = desc->rightinit ? desc->rightinit : 65535; |
| 1530 | chip_write(chip,desc->leftreg,desc->volfunc(chip->left)); |
| 1531 | chip_write(chip,desc->rightreg,desc->volfunc(chip->right)); |
| 1532 | } |
| 1533 | if (desc->flags & CHIP_HAS_BASSTREBLE) { |
| 1534 | chip->treble = desc->trebleinit ? desc->trebleinit : 32768; |
| 1535 | chip->bass = desc->bassinit ? desc->bassinit : 32768; |
| 1536 | chip_write(chip,desc->bassreg,desc->bassfunc(chip->bass)); |
| 1537 | chip_write(chip,desc->treblereg,desc->treblefunc(chip->treble)); |
| 1538 | } |
| 1539 | |
| 1540 | chip->tpid = -1; |
| 1541 | if (desc->checkmode) { |
| 1542 | /* start async thread */ |
| 1543 | init_timer(&chip->wt); |
| 1544 | chip->wt.function = chip_thread_wake; |
| 1545 | chip->wt.data = (unsigned long)chip; |
| 1546 | init_waitqueue_head(&chip->wq); |
| 1547 | init_completion(&chip->texit); |
| 1548 | chip->tpid = kernel_thread(chip_thread,(void *)chip,0); |
| 1549 | if (chip->tpid < 0) |
Hans Verkuil | fac9e89 | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 1550 | v4l_warn(&chip->c, "%s: kernel_thread() failed\n", |
Jean Delvare | fae91e7 | 2005-08-15 19:57:04 +0200 | [diff] [blame] | 1551 | chip->c.name); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1552 | wake_up_interruptible(&chip->wq); |
| 1553 | } |
| 1554 | return 0; |
| 1555 | } |
| 1556 | |
| 1557 | static int chip_probe(struct i2c_adapter *adap) |
| 1558 | { |
| 1559 | /* don't attach on saa7146 based cards, |
| 1560 | because dedicated drivers are used */ |
Mauro Carvalho Chehab | 18fc59e | 2005-09-09 13:04:05 -0700 | [diff] [blame] | 1561 | if ((adap->id == I2C_HW_SAA7146)) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1562 | return 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1563 | if (adap->class & I2C_CLASS_TV_ANALOG) |
| 1564 | return i2c_probe(adap, &addr_data, chip_attach); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1565 | return 0; |
| 1566 | } |
| 1567 | |
| 1568 | static int chip_detach(struct i2c_client *client) |
| 1569 | { |
| 1570 | struct CHIPSTATE *chip = i2c_get_clientdata(client); |
| 1571 | |
| 1572 | del_timer_sync(&chip->wt); |
| 1573 | if (chip->tpid >= 0) { |
| 1574 | /* shutdown async thread */ |
| 1575 | chip->done = 1; |
| 1576 | wake_up_interruptible(&chip->wq); |
| 1577 | wait_for_completion(&chip->texit); |
| 1578 | } |
| 1579 | |
| 1580 | i2c_detach_client(&chip->c); |
| 1581 | kfree(chip); |
| 1582 | return 0; |
| 1583 | } |
| 1584 | |
Hans Verkuil | 8bf2f8e | 2006-03-18 21:31:00 -0300 | [diff] [blame] | 1585 | static int tvaudio_set_ctrl(struct CHIPSTATE *chip, struct v4l2_control *ctrl) |
| 1586 | { |
| 1587 | struct CHIPDESC *desc = chiplist + chip->type; |
| 1588 | |
| 1589 | switch (ctrl->id) { |
| 1590 | case V4L2_CID_AUDIO_MUTE: |
| 1591 | if (ctrl->value < 0 || ctrl->value >= 2) |
| 1592 | return -ERANGE; |
| 1593 | chip->muted = ctrl->value; |
| 1594 | if (chip->muted) |
| 1595 | chip_write_masked(chip,desc->inputreg,desc->inputmute,desc->inputmask); |
| 1596 | else |
| 1597 | chip_write_masked(chip,desc->inputreg, |
| 1598 | desc->inputmap[chip->input],desc->inputmask); |
| 1599 | break; |
| 1600 | default: |
| 1601 | return -EINVAL; |
| 1602 | } |
| 1603 | return 0; |
| 1604 | } |
| 1605 | |
| 1606 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1607 | /* ---------------------------------------------------------------------- */ |
| 1608 | /* video4linux interface */ |
| 1609 | |
| 1610 | static int chip_command(struct i2c_client *client, |
| 1611 | unsigned int cmd, void *arg) |
| 1612 | { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1613 | struct CHIPSTATE *chip = i2c_get_clientdata(client); |
| 1614 | struct CHIPDESC *desc = chiplist + chip->type; |
| 1615 | |
Mauro Carvalho Chehab | f167cb4 | 2006-01-11 19:41:49 -0200 | [diff] [blame] | 1616 | v4l_dbg(1, debug, &chip->c, "%s: chip_command 0x%x\n", chip->c.name, cmd); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1617 | |
| 1618 | switch (cmd) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1619 | case AUDC_SET_RADIO: |
Hans Verkuil | 8a85428 | 2006-01-09 15:25:43 -0200 | [diff] [blame] | 1620 | chip->radio = 1; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1621 | chip->watch_stereo = 0; |
| 1622 | /* del_timer(&chip->wt); */ |
| 1623 | break; |
| 1624 | |
| 1625 | /* --- v4l ioctls --- */ |
| 1626 | /* take care: bttv does userspace copying, we'll get a |
Mauro Carvalho Chehab | 674434c | 2005-12-12 00:37:28 -0800 | [diff] [blame] | 1627 | kernel pointer here... */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1628 | case VIDIOCGAUDIO: |
| 1629 | { |
| 1630 | struct video_audio *va = arg; |
| 1631 | |
| 1632 | if (desc->flags & CHIP_HAS_VOLUME) { |
| 1633 | va->flags |= VIDEO_AUDIO_VOLUME; |
| 1634 | va->volume = max(chip->left,chip->right); |
| 1635 | if (va->volume) |
| 1636 | va->balance = (32768*min(chip->left,chip->right))/ |
| 1637 | va->volume; |
| 1638 | else |
| 1639 | va->balance = 32768; |
| 1640 | } |
| 1641 | if (desc->flags & CHIP_HAS_BASSTREBLE) { |
| 1642 | va->flags |= VIDEO_AUDIO_BASS | VIDEO_AUDIO_TREBLE; |
| 1643 | va->bass = chip->bass; |
| 1644 | va->treble = chip->treble; |
| 1645 | } |
Hans Verkuil | 8a85428 | 2006-01-09 15:25:43 -0200 | [diff] [blame] | 1646 | if (!chip->radio) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1647 | if (desc->getmode) |
| 1648 | va->mode = desc->getmode(chip); |
| 1649 | else |
| 1650 | va->mode = VIDEO_SOUND_MONO; |
| 1651 | } |
| 1652 | break; |
| 1653 | } |
| 1654 | |
| 1655 | case VIDIOCSAUDIO: |
| 1656 | { |
| 1657 | struct video_audio *va = arg; |
| 1658 | |
| 1659 | if (desc->flags & CHIP_HAS_VOLUME) { |
| 1660 | chip->left = (min(65536 - va->balance,32768) * |
Mauro Carvalho Chehab | 18fc59e | 2005-09-09 13:04:05 -0700 | [diff] [blame] | 1661 | va->volume) / 32768; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1662 | chip->right = (min(va->balance,(__u16)32768) * |
Mauro Carvalho Chehab | 18fc59e | 2005-09-09 13:04:05 -0700 | [diff] [blame] | 1663 | va->volume) / 32768; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1664 | chip_write(chip,desc->leftreg,desc->volfunc(chip->left)); |
| 1665 | chip_write(chip,desc->rightreg,desc->volfunc(chip->right)); |
| 1666 | } |
| 1667 | if (desc->flags & CHIP_HAS_BASSTREBLE) { |
| 1668 | chip->bass = va->bass; |
| 1669 | chip->treble = va->treble; |
| 1670 | chip_write(chip,desc->bassreg,desc->bassfunc(chip->bass)); |
| 1671 | chip_write(chip,desc->treblereg,desc->treblefunc(chip->treble)); |
| 1672 | } |
| 1673 | if (desc->setmode && va->mode) { |
| 1674 | chip->watch_stereo = 0; |
| 1675 | /* del_timer(&chip->wt); */ |
| 1676 | chip->mode = va->mode; |
| 1677 | desc->setmode(chip,va->mode); |
| 1678 | } |
| 1679 | break; |
| 1680 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1681 | |
Hans Verkuil | 8bf2f8e | 2006-03-18 21:31:00 -0300 | [diff] [blame] | 1682 | case VIDIOC_S_CTRL: |
| 1683 | return tvaudio_set_ctrl(chip, arg); |
| 1684 | |
Hans Verkuil | 2474ed4 | 2006-03-19 12:35:57 -0300 | [diff] [blame] | 1685 | case VIDIOC_INT_G_AUDIO_ROUTING: |
| 1686 | { |
| 1687 | struct v4l2_routing *rt = arg; |
| 1688 | |
| 1689 | rt->input = chip->input; |
| 1690 | rt->output = 0; |
| 1691 | break; |
| 1692 | } |
| 1693 | |
| 1694 | case VIDIOC_INT_S_AUDIO_ROUTING: |
| 1695 | { |
| 1696 | struct v4l2_routing *rt = arg; |
| 1697 | |
| 1698 | if (!(desc->flags & CHIP_HAS_INPUTSEL) || rt->input >= 4) |
| 1699 | return -EINVAL; |
| 1700 | /* There are four inputs: tuner, radio, extern and intern. */ |
| 1701 | chip->input = rt->input; |
| 1702 | if (chip->muted) |
| 1703 | break; |
| 1704 | chip_write_masked(chip, desc->inputreg, |
| 1705 | desc->inputmap[chip->input], desc->inputmask); |
| 1706 | break; |
| 1707 | } |
| 1708 | |
Hans Verkuil | 8a85428 | 2006-01-09 15:25:43 -0200 | [diff] [blame] | 1709 | case VIDIOC_S_TUNER: |
| 1710 | { |
| 1711 | struct v4l2_tuner *vt = arg; |
| 1712 | int mode = 0; |
| 1713 | |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 1714 | if (chip->radio) |
| 1715 | break; |
Hans Verkuil | 8a85428 | 2006-01-09 15:25:43 -0200 | [diff] [blame] | 1716 | switch (vt->audmode) { |
| 1717 | case V4L2_TUNER_MODE_MONO: |
| 1718 | mode = VIDEO_SOUND_MONO; |
| 1719 | break; |
| 1720 | case V4L2_TUNER_MODE_STEREO: |
Hans Verkuil | 301e22d | 2006-03-18 17:15:00 -0300 | [diff] [blame] | 1721 | case V4L2_TUNER_MODE_LANG1_LANG2: |
Hans Verkuil | 8a85428 | 2006-01-09 15:25:43 -0200 | [diff] [blame] | 1722 | mode = VIDEO_SOUND_STEREO; |
| 1723 | break; |
| 1724 | case V4L2_TUNER_MODE_LANG1: |
| 1725 | mode = VIDEO_SOUND_LANG1; |
| 1726 | break; |
| 1727 | case V4L2_TUNER_MODE_LANG2: |
| 1728 | mode = VIDEO_SOUND_LANG2; |
| 1729 | break; |
| 1730 | default: |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 1731 | return -EINVAL; |
Hans Verkuil | 8a85428 | 2006-01-09 15:25:43 -0200 | [diff] [blame] | 1732 | } |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 1733 | chip->audmode = vt->audmode; |
Hans Verkuil | 8a85428 | 2006-01-09 15:25:43 -0200 | [diff] [blame] | 1734 | |
| 1735 | if (desc->setmode && mode) { |
| 1736 | chip->watch_stereo = 0; |
| 1737 | /* del_timer(&chip->wt); */ |
| 1738 | chip->mode = mode; |
| 1739 | desc->setmode(chip, mode); |
| 1740 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1741 | break; |
| 1742 | } |
Hans Verkuil | 8a85428 | 2006-01-09 15:25:43 -0200 | [diff] [blame] | 1743 | |
| 1744 | case VIDIOC_G_TUNER: |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1745 | { |
Hans Verkuil | 8a85428 | 2006-01-09 15:25:43 -0200 | [diff] [blame] | 1746 | struct v4l2_tuner *vt = arg; |
| 1747 | int mode = VIDEO_SOUND_MONO; |
| 1748 | |
Hans Verkuil | d3900bc | 2006-01-09 15:25:44 -0200 | [diff] [blame] | 1749 | if (chip->radio) |
| 1750 | break; |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 1751 | vt->audmode = chip->audmode; |
Hans Verkuil | 8a85428 | 2006-01-09 15:25:43 -0200 | [diff] [blame] | 1752 | vt->rxsubchans = 0; |
| 1753 | vt->capability = V4L2_TUNER_CAP_STEREO | |
| 1754 | V4L2_TUNER_CAP_LANG1 | V4L2_TUNER_CAP_LANG2; |
Hans Verkuil | 8a85428 | 2006-01-09 15:25:43 -0200 | [diff] [blame] | 1755 | |
| 1756 | if (desc->getmode) |
| 1757 | mode = desc->getmode(chip); |
| 1758 | |
| 1759 | if (mode & VIDEO_SOUND_MONO) |
| 1760 | vt->rxsubchans |= V4L2_TUNER_SUB_MONO; |
| 1761 | if (mode & VIDEO_SOUND_STEREO) |
| 1762 | vt->rxsubchans |= V4L2_TUNER_SUB_STEREO; |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 1763 | /* Note: for SAP it should be mono/lang2 or stereo/lang2. |
| 1764 | When this module is converted fully to v4l2, then this |
| 1765 | should change for those chips that can detect SAP. */ |
Hans Verkuil | 8a85428 | 2006-01-09 15:25:43 -0200 | [diff] [blame] | 1766 | if (mode & VIDEO_SOUND_LANG1) |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 1767 | vt->rxsubchans = V4L2_TUNER_SUB_LANG1 | |
| 1768 | V4L2_TUNER_SUB_LANG2; |
Hans Verkuil | 8a85428 | 2006-01-09 15:25:43 -0200 | [diff] [blame] | 1769 | break; |
| 1770 | } |
| 1771 | |
| 1772 | case VIDIOCSCHAN: |
| 1773 | case VIDIOC_S_STD: |
| 1774 | chip->radio = 0; |
| 1775 | break; |
| 1776 | |
| 1777 | case VIDIOCSFREQ: |
| 1778 | case VIDIOC_S_FREQUENCY: |
Mauro Carvalho Chehab | 18fc59e | 2005-09-09 13:04:05 -0700 | [diff] [blame] | 1779 | chip->mode = 0; /* automatic */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1780 | if (desc->checkmode) { |
| 1781 | desc->setmode(chip,VIDEO_SOUND_MONO); |
Mauro Carvalho Chehab | 18fc59e | 2005-09-09 13:04:05 -0700 | [diff] [blame] | 1782 | if (chip->prevmode != VIDEO_SOUND_MONO) |
| 1783 | chip->prevmode = -1; /* reset previous mode */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1784 | mod_timer(&chip->wt, jiffies+2*HZ); |
| 1785 | /* the thread will call checkmode() later */ |
| 1786 | } |
Hans Verkuil | 8a85428 | 2006-01-09 15:25:43 -0200 | [diff] [blame] | 1787 | break; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1788 | } |
| 1789 | return 0; |
| 1790 | } |
| 1791 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1792 | static struct i2c_driver driver = { |
Laurent Riffard | 604f28e | 2005-11-26 20:43:39 +0100 | [diff] [blame] | 1793 | .driver = { |
Mauro Carvalho Chehab | cab462f | 2006-01-09 15:53:26 -0200 | [diff] [blame] | 1794 | .name = "tvaudio", |
Laurent Riffard | 604f28e | 2005-11-26 20:43:39 +0100 | [diff] [blame] | 1795 | }, |
Mauro Carvalho Chehab | 18fc59e | 2005-09-09 13:04:05 -0700 | [diff] [blame] | 1796 | .id = I2C_DRIVERID_TVAUDIO, |
Mauro Carvalho Chehab | 18fc59e | 2005-09-09 13:04:05 -0700 | [diff] [blame] | 1797 | .attach_adapter = chip_probe, |
| 1798 | .detach_client = chip_detach, |
| 1799 | .command = chip_command, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1800 | }; |
| 1801 | |
| 1802 | static struct i2c_client client_template = |
| 1803 | { |
Jean Delvare | fae91e7 | 2005-08-15 19:57:04 +0200 | [diff] [blame] | 1804 | .name = "(unset)", |
Mauro Carvalho Chehab | 18fc59e | 2005-09-09 13:04:05 -0700 | [diff] [blame] | 1805 | .driver = &driver, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1806 | }; |
| 1807 | |
| 1808 | static int __init audiochip_init_module(void) |
| 1809 | { |
| 1810 | struct CHIPDESC *desc; |
Mauro Carvalho Chehab | 18fc59e | 2005-09-09 13:04:05 -0700 | [diff] [blame] | 1811 | |
| 1812 | if (debug) { |
| 1813 | printk(KERN_INFO "tvaudio: TV audio decoder + audio/video mux driver\n"); |
| 1814 | printk(KERN_INFO "tvaudio: known chips: "); |
| 1815 | for (desc = chiplist; desc->name != NULL; desc++) |
| 1816 | printk("%s%s", (desc == chiplist) ? "" : ", ", desc->name); |
| 1817 | printk("\n"); |
| 1818 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1819 | |
| 1820 | return i2c_add_driver(&driver); |
| 1821 | } |
| 1822 | |
| 1823 | static void __exit audiochip_cleanup_module(void) |
| 1824 | { |
| 1825 | i2c_del_driver(&driver); |
| 1826 | } |
| 1827 | |
| 1828 | module_init(audiochip_init_module); |
| 1829 | module_exit(audiochip_cleanup_module); |
| 1830 | |
| 1831 | /* |
| 1832 | * Local variables: |
| 1833 | * c-basic-offset: 8 |
| 1834 | * End: |
| 1835 | */ |