Commit | Line | Data |
---|---|---|
1da177e4 | 1 | /* |
b4ab114c | 2 | * Driver for simple i2c audio chips. |
1da177e4 LT |
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 | * | |
b4ab114c MCC |
10 | * Copyright(c) 2005-2008 Mauro Carvalho Chehab |
11 | * - Some cleanups, code fixes, etc | |
12 | * - Convert it to V4L2 API | |
13 | * | |
1da177e4 LT |
14 | * This code is placed under the terms of the GNU General Public License |
15 | * | |
16 | * OPTIONS: | |
17 | * debug - set to 1 if you'd like to see debug messages | |
18 | * | |
19 | */ | |
20 | ||
1da177e4 | 21 | #include <linux/module.h> |
1da177e4 LT |
22 | #include <linux/kernel.h> |
23 | #include <linux/sched.h> | |
24 | #include <linux/string.h> | |
25 | #include <linux/timer.h> | |
26 | #include <linux/delay.h> | |
27 | #include <linux/errno.h> | |
28 | #include <linux/slab.h> | |
7f6adeaf | 29 | #include <linux/videodev2.h> |
1da177e4 | 30 | #include <linux/i2c.h> |
1da177e4 | 31 | #include <linux/init.h> |
bc282879 | 32 | #include <linux/kthread.h> |
7dfb7103 | 33 | #include <linux/freezer.h> |
1da177e4 | 34 | |
8bf2f8e7 | 35 | #include <media/tvaudio.h> |
64f70e7e | 36 | #include <media/v4l2-device.h> |
74cab31c | 37 | #include <media/v4l2-chip-ident.h> |
647da444 | 38 | #include <media/v4l2-i2c-drv.h> |
1da177e4 | 39 | |
7c9b5048 | 40 | #include <media/i2c-addr.h> |
1da177e4 LT |
41 | |
42 | /* ---------------------------------------------------------------------- */ | |
43 | /* insmod args */ | |
44 | ||
ff699e6b | 45 | static int debug; /* insmod parameter */ |
1da177e4 LT |
46 | module_param(debug, int, 0644); |
47 | ||
48 | MODULE_DESCRIPTION("device driver for various i2c TV sound decoder / audiomux chips"); | |
49 | MODULE_AUTHOR("Eric Sandeen, Steve VanDeBogart, Greg Alexander, Gerd Knorr"); | |
50 | MODULE_LICENSE("GPL"); | |
51 | ||
52 | #define UNSET (-1U) | |
18fc59e2 | 53 | |
1da177e4 LT |
54 | /* ---------------------------------------------------------------------- */ |
55 | /* our structs */ | |
56 | ||
4c6c390e | 57 | #define MAXREGS 256 |
1da177e4 LT |
58 | |
59 | struct CHIPSTATE; | |
60 | typedef int (*getvalue)(int); | |
61 | typedef int (*checkit)(struct CHIPSTATE*); | |
62 | typedef int (*initialize)(struct CHIPSTATE*); | |
63 | typedef int (*getmode)(struct CHIPSTATE*); | |
64 | typedef void (*setmode)(struct CHIPSTATE*, int mode); | |
1da177e4 LT |
65 | |
66 | /* i2c command */ | |
67 | typedef struct AUDIOCMD { | |
68 | int count; /* # of bytes to send */ | |
69 | unsigned char bytes[MAXREGS+1]; /* addr, data, data, ... */ | |
70 | } audiocmd; | |
71 | ||
72 | /* chip description */ | |
73 | struct CHIPDESC { | |
74 | char *name; /* chip name */ | |
1da177e4 LT |
75 | int addr_lo, addr_hi; /* i2c address range */ |
76 | int registers; /* # of registers */ | |
77 | ||
78 | int *insmodopt; | |
79 | checkit checkit; | |
80 | initialize initialize; | |
81 | int flags; | |
82 | #define CHIP_HAS_VOLUME 1 | |
83 | #define CHIP_HAS_BASSTREBLE 2 | |
84 | #define CHIP_HAS_INPUTSEL 4 | |
dd03e970 | 85 | #define CHIP_NEED_CHECKMODE 8 |
1da177e4 LT |
86 | |
87 | /* various i2c command sequences */ | |
88 | audiocmd init; | |
89 | ||
90 | /* which register has which value */ | |
91 | int leftreg,rightreg,treblereg,bassreg; | |
92 | ||
93 | /* initialize with (defaults to 65535/65535/32768/32768 */ | |
94 | int leftinit,rightinit,trebleinit,bassinit; | |
95 | ||
96 | /* functions to convert the values (v4l -> chip) */ | |
97 | getvalue volfunc,treblefunc,bassfunc; | |
98 | ||
99 | /* get/set mode */ | |
100 | getmode getmode; | |
101 | setmode setmode; | |
102 | ||
1da177e4 LT |
103 | /* input switch register + values for v4l inputs */ |
104 | int inputreg; | |
8bf2f8e7 | 105 | int inputmap[4]; |
1da177e4 LT |
106 | int inputmute; |
107 | int inputmask; | |
108 | }; | |
1da177e4 LT |
109 | |
110 | /* current state of the chip */ | |
111 | struct CHIPSTATE { | |
64f70e7e | 112 | struct v4l2_subdev sd; |
1da177e4 | 113 | |
81cb5c4f MCC |
114 | /* chip-specific description - should point to |
115 | an entry at CHIPDESC table */ | |
116 | struct CHIPDESC *desc; | |
1da177e4 LT |
117 | |
118 | /* shadow register set */ | |
119 | audiocmd shadow; | |
120 | ||
121 | /* current settings */ | |
8bf2f8e7 | 122 | __u16 left,right,treble,bass,muted,mode; |
1da177e4 | 123 | int prevmode; |
8a854284 | 124 | int radio; |
8bf2f8e7 | 125 | int input; |
1da177e4 LT |
126 | |
127 | /* thread */ | |
bc282879 | 128 | struct task_struct *thread; |
1da177e4 | 129 | struct timer_list wt; |
1da177e4 | 130 | int watch_stereo; |
8a4b275f | 131 | int audmode; |
1da177e4 LT |
132 | }; |
133 | ||
64f70e7e HV |
134 | static inline struct CHIPSTATE *to_state(struct v4l2_subdev *sd) |
135 | { | |
136 | return container_of(sd, struct CHIPSTATE, sd); | |
137 | } | |
138 | ||
1da177e4 | 139 | |
1da177e4 LT |
140 | /* ---------------------------------------------------------------------- */ |
141 | /* i2c I/O functions */ | |
142 | ||
143 | static int chip_write(struct CHIPSTATE *chip, int subaddr, int val) | |
144 | { | |
64f70e7e HV |
145 | struct v4l2_subdev *sd = &chip->sd; |
146 | struct i2c_client *c = v4l2_get_subdevdata(sd); | |
1da177e4 LT |
147 | unsigned char buffer[2]; |
148 | ||
49426437 | 149 | if (subaddr < 0) { |
64f70e7e | 150 | v4l2_dbg(1, debug, sd, "chip_write: 0x%x\n", val); |
1da177e4 LT |
151 | chip->shadow.bytes[1] = val; |
152 | buffer[0] = val; | |
64f70e7e HV |
153 | if (1 != i2c_master_send(c, buffer, 1)) { |
154 | v4l2_warn(sd, "I/O error (write 0x%x)\n", val); | |
1da177e4 LT |
155 | return -1; |
156 | } | |
157 | } else { | |
49426437 | 158 | if (subaddr + 1 >= ARRAY_SIZE(chip->shadow.bytes)) { |
64f70e7e | 159 | v4l2_info(sd, |
49426437 MCC |
160 | "Tried to access a non-existent register: %d\n", |
161 | subaddr); | |
162 | return -EINVAL; | |
163 | } | |
164 | ||
64f70e7e HV |
165 | v4l2_dbg(1, debug, sd, "chip_write: reg%d=0x%x\n", |
166 | subaddr, val); | |
1da177e4 LT |
167 | chip->shadow.bytes[subaddr+1] = val; |
168 | buffer[0] = subaddr; | |
169 | buffer[1] = val; | |
64f70e7e HV |
170 | if (2 != i2c_master_send(c, buffer, 2)) { |
171 | v4l2_warn(sd, "I/O error (write reg%d=0x%x)\n", | |
172 | subaddr, val); | |
1da177e4 LT |
173 | return -1; |
174 | } | |
175 | } | |
176 | return 0; | |
177 | } | |
178 | ||
49426437 MCC |
179 | static int chip_write_masked(struct CHIPSTATE *chip, |
180 | int subaddr, int val, int mask) | |
1da177e4 | 181 | { |
64f70e7e HV |
182 | struct v4l2_subdev *sd = &chip->sd; |
183 | ||
1da177e4 | 184 | if (mask != 0) { |
49426437 | 185 | if (subaddr < 0) { |
1da177e4 LT |
186 | val = (chip->shadow.bytes[1] & ~mask) | (val & mask); |
187 | } else { | |
49426437 | 188 | if (subaddr + 1 >= ARRAY_SIZE(chip->shadow.bytes)) { |
64f70e7e | 189 | v4l2_info(sd, |
49426437 MCC |
190 | "Tried to access a non-existent register: %d\n", |
191 | subaddr); | |
192 | return -EINVAL; | |
193 | } | |
194 | ||
1da177e4 LT |
195 | val = (chip->shadow.bytes[subaddr+1] & ~mask) | (val & mask); |
196 | } | |
197 | } | |
198 | return chip_write(chip, subaddr, val); | |
199 | } | |
200 | ||
201 | static int chip_read(struct CHIPSTATE *chip) | |
202 | { | |
64f70e7e HV |
203 | struct v4l2_subdev *sd = &chip->sd; |
204 | struct i2c_client *c = v4l2_get_subdevdata(sd); | |
1da177e4 LT |
205 | unsigned char buffer; |
206 | ||
64f70e7e HV |
207 | if (1 != i2c_master_recv(c, &buffer, 1)) { |
208 | v4l2_warn(sd, "I/O error (read)\n"); | |
1da177e4 LT |
209 | return -1; |
210 | } | |
64f70e7e | 211 | v4l2_dbg(1, debug, sd, "chip_read: 0x%x\n", buffer); |
1da177e4 LT |
212 | return buffer; |
213 | } | |
214 | ||
215 | static int chip_read2(struct CHIPSTATE *chip, int subaddr) | |
216 | { | |
64f70e7e HV |
217 | struct v4l2_subdev *sd = &chip->sd; |
218 | struct i2c_client *c = v4l2_get_subdevdata(sd); | |
18fc59e2 MCC |
219 | unsigned char write[1]; |
220 | unsigned char read[1]; | |
221 | struct i2c_msg msgs[2] = { | |
64f70e7e HV |
222 | { c->addr, 0, 1, write }, |
223 | { c->addr, I2C_M_RD, 1, read } | |
18fc59e2 | 224 | }; |
64f70e7e | 225 | |
18fc59e2 | 226 | write[0] = subaddr; |
1da177e4 | 227 | |
64f70e7e HV |
228 | if (2 != i2c_transfer(c->adapter, msgs, 2)) { |
229 | v4l2_warn(sd, "I/O error (read2)\n"); | |
1da177e4 LT |
230 | return -1; |
231 | } | |
64f70e7e HV |
232 | v4l2_dbg(1, debug, sd, "chip_read2: reg%d=0x%x\n", |
233 | subaddr, read[0]); | |
1da177e4 LT |
234 | return read[0]; |
235 | } | |
236 | ||
237 | static int chip_cmd(struct CHIPSTATE *chip, char *name, audiocmd *cmd) | |
238 | { | |
64f70e7e HV |
239 | struct v4l2_subdev *sd = &chip->sd; |
240 | struct i2c_client *c = v4l2_get_subdevdata(sd); | |
1da177e4 LT |
241 | int i; |
242 | ||
243 | if (0 == cmd->count) | |
244 | return 0; | |
245 | ||
49426437 | 246 | if (cmd->count + cmd->bytes[0] - 1 >= ARRAY_SIZE(chip->shadow.bytes)) { |
64f70e7e | 247 | v4l2_info(sd, |
49426437 MCC |
248 | "Tried to access a non-existent register range: %d to %d\n", |
249 | cmd->bytes[0] + 1, cmd->bytes[0] + cmd->count - 1); | |
250 | return -EINVAL; | |
251 | } | |
252 | ||
253 | /* FIXME: it seems that the shadow bytes are wrong bellow !*/ | |
254 | ||
1da177e4 | 255 | /* update our shadow register set; print bytes if (debug > 0) */ |
64f70e7e HV |
256 | v4l2_dbg(1, debug, sd, "chip_cmd(%s): reg=%d, data:", |
257 | name, cmd->bytes[0]); | |
1da177e4 | 258 | for (i = 1; i < cmd->count; i++) { |
18fc59e2 | 259 | if (debug) |
64f70e7e | 260 | printk(KERN_CONT " 0x%x", cmd->bytes[i]); |
1da177e4 LT |
261 | chip->shadow.bytes[i+cmd->bytes[0]] = cmd->bytes[i]; |
262 | } | |
18fc59e2 | 263 | if (debug) |
64f70e7e | 264 | printk(KERN_CONT "\n"); |
1da177e4 LT |
265 | |
266 | /* send data to the chip */ | |
64f70e7e HV |
267 | if (cmd->count != i2c_master_send(c, cmd->bytes, cmd->count)) { |
268 | v4l2_warn(sd, "I/O error (%s)\n", name); | |
1da177e4 LT |
269 | return -1; |
270 | } | |
271 | return 0; | |
272 | } | |
273 | ||
274 | /* ---------------------------------------------------------------------- */ | |
275 | /* kernel thread for doing i2c stuff asyncronly | |
276 | * right now it is used only to check the audio mode (mono/stereo/whatever) | |
277 | * some time after switching to another TV channel, then turn on stereo | |
278 | * if available, ... | |
279 | */ | |
280 | ||
281 | static void chip_thread_wake(unsigned long data) | |
282 | { | |
18fc59e2 | 283 | struct CHIPSTATE *chip = (struct CHIPSTATE*)data; |
bc282879 | 284 | wake_up_process(chip->thread); |
1da177e4 LT |
285 | } |
286 | ||
287 | static int chip_thread(void *data) | |
288 | { | |
18fc59e2 | 289 | struct CHIPSTATE *chip = data; |
81cb5c4f | 290 | struct CHIPDESC *desc = chip->desc; |
64f70e7e | 291 | struct v4l2_subdev *sd = &chip->sd; |
dd03e970 | 292 | int mode; |
1da177e4 | 293 | |
64f70e7e | 294 | v4l2_dbg(1, debug, sd, "thread started\n"); |
83144186 | 295 | set_freezable(); |
1da177e4 | 296 | for (;;) { |
bc282879 CLG |
297 | set_current_state(TASK_INTERRUPTIBLE); |
298 | if (!kthread_should_stop()) | |
1da177e4 | 299 | schedule(); |
bc282879 | 300 | set_current_state(TASK_RUNNING); |
5e50e7a9 | 301 | try_to_freeze(); |
bc282879 | 302 | if (kthread_should_stop()) |
1da177e4 | 303 | break; |
64f70e7e | 304 | v4l2_dbg(1, debug, sd, "thread wakeup\n"); |
1da177e4 LT |
305 | |
306 | /* don't do anything for radio or if mode != auto */ | |
8a854284 | 307 | if (chip->radio || chip->mode != 0) |
1da177e4 LT |
308 | continue; |
309 | ||
310 | /* have a look what's going on */ | |
dd03e970 MCC |
311 | mode = desc->getmode(chip); |
312 | if (mode == chip->prevmode) | |
313 | continue; | |
314 | ||
315 | /* chip detected a new audio mode - set it */ | |
64f70e7e | 316 | v4l2_dbg(1, debug, sd, "thread checkmode\n"); |
dd03e970 MCC |
317 | |
318 | chip->prevmode = mode; | |
319 | ||
320 | if (mode & V4L2_TUNER_MODE_STEREO) | |
321 | desc->setmode(chip, V4L2_TUNER_MODE_STEREO); | |
322 | if (mode & V4L2_TUNER_MODE_LANG1_LANG2) | |
323 | desc->setmode(chip, V4L2_TUNER_MODE_STEREO); | |
324 | else if (mode & V4L2_TUNER_MODE_LANG1) | |
325 | desc->setmode(chip, V4L2_TUNER_MODE_LANG1); | |
326 | else if (mode & V4L2_TUNER_MODE_LANG2) | |
327 | desc->setmode(chip, V4L2_TUNER_MODE_LANG2); | |
328 | else | |
329 | desc->setmode(chip, V4L2_TUNER_MODE_MONO); | |
1da177e4 LT |
330 | |
331 | /* schedule next check */ | |
09df5cbe | 332 | mod_timer(&chip->wt, jiffies+msecs_to_jiffies(2000)); |
1da177e4 LT |
333 | } |
334 | ||
64f70e7e | 335 | v4l2_dbg(1, debug, sd, "thread exiting\n"); |
1da177e4 LT |
336 | return 0; |
337 | } | |
338 | ||
1da177e4 LT |
339 | /* ---------------------------------------------------------------------- */ |
340 | /* audio chip descriptions - defines+functions for tda9840 */ | |
341 | ||
342 | #define TDA9840_SW 0x00 | |
343 | #define TDA9840_LVADJ 0x02 | |
344 | #define TDA9840_STADJ 0x03 | |
345 | #define TDA9840_TEST 0x04 | |
346 | ||
347 | #define TDA9840_MONO 0x10 | |
348 | #define TDA9840_STEREO 0x2a | |
349 | #define TDA9840_DUALA 0x12 | |
350 | #define TDA9840_DUALB 0x1e | |
351 | #define TDA9840_DUALAB 0x1a | |
352 | #define TDA9840_DUALBA 0x16 | |
353 | #define TDA9840_EXTERNAL 0x7a | |
354 | ||
355 | #define TDA9840_DS_DUAL 0x20 /* Dual sound identified */ | |
356 | #define TDA9840_ST_STEREO 0x40 /* Stereo sound identified */ | |
357 | #define TDA9840_PONRES 0x80 /* Power-on reset detected if = 1 */ | |
358 | ||
359 | #define TDA9840_TEST_INT1SN 0x1 /* Integration time 0.5s when set */ | |
360 | #define TDA9840_TEST_INTFU 0x02 /* Disables integrator function */ | |
361 | ||
362 | static int tda9840_getmode(struct CHIPSTATE *chip) | |
363 | { | |
64f70e7e | 364 | struct v4l2_subdev *sd = &chip->sd; |
1da177e4 LT |
365 | int val, mode; |
366 | ||
367 | val = chip_read(chip); | |
dc3d75da | 368 | mode = V4L2_TUNER_MODE_MONO; |
1da177e4 | 369 | if (val & TDA9840_DS_DUAL) |
dc3d75da | 370 | mode |= V4L2_TUNER_MODE_LANG1 | V4L2_TUNER_MODE_LANG2; |
1da177e4 | 371 | if (val & TDA9840_ST_STEREO) |
dc3d75da | 372 | mode |= V4L2_TUNER_MODE_STEREO; |
1da177e4 | 373 | |
64f70e7e | 374 | v4l2_dbg(1, debug, sd, "tda9840_getmode(): raw chip read: %d, return: %d\n", |
18fc59e2 | 375 | val, mode); |
1da177e4 LT |
376 | return mode; |
377 | } | |
378 | ||
379 | static void tda9840_setmode(struct CHIPSTATE *chip, int mode) | |
380 | { | |
381 | int update = 1; | |
382 | int t = chip->shadow.bytes[TDA9840_SW + 1] & ~0x7e; | |
383 | ||
384 | switch (mode) { | |
dc3d75da | 385 | case V4L2_TUNER_MODE_MONO: |
1da177e4 LT |
386 | t |= TDA9840_MONO; |
387 | break; | |
dc3d75da | 388 | case V4L2_TUNER_MODE_STEREO: |
1da177e4 LT |
389 | t |= TDA9840_STEREO; |
390 | break; | |
dc3d75da | 391 | case V4L2_TUNER_MODE_LANG1: |
1da177e4 LT |
392 | t |= TDA9840_DUALA; |
393 | break; | |
dc3d75da | 394 | case V4L2_TUNER_MODE_LANG2: |
1da177e4 LT |
395 | t |= TDA9840_DUALB; |
396 | break; | |
397 | default: | |
398 | update = 0; | |
399 | } | |
400 | ||
401 | if (update) | |
402 | chip_write(chip, TDA9840_SW, t); | |
403 | } | |
404 | ||
94f9e56e HV |
405 | static int tda9840_checkit(struct CHIPSTATE *chip) |
406 | { | |
407 | int rc; | |
408 | rc = chip_read(chip); | |
409 | /* lower 5 bits should be 0 */ | |
410 | return ((rc & 0x1f) == 0) ? 1 : 0; | |
411 | } | |
412 | ||
1da177e4 LT |
413 | /* ---------------------------------------------------------------------- */ |
414 | /* audio chip descriptions - defines+functions for tda985x */ | |
415 | ||
416 | /* subaddresses for TDA9855 */ | |
417 | #define TDA9855_VR 0x00 /* Volume, right */ | |
418 | #define TDA9855_VL 0x01 /* Volume, left */ | |
419 | #define TDA9855_BA 0x02 /* Bass */ | |
420 | #define TDA9855_TR 0x03 /* Treble */ | |
421 | #define TDA9855_SW 0x04 /* Subwoofer - not connected on DTV2000 */ | |
422 | ||
423 | /* subaddresses for TDA9850 */ | |
424 | #define TDA9850_C4 0x04 /* Control 1 for TDA9850 */ | |
425 | ||
426 | /* subaddesses for both chips */ | |
427 | #define TDA985x_C5 0x05 /* Control 2 for TDA9850, Control 1 for TDA9855 */ | |
428 | #define TDA985x_C6 0x06 /* Control 3 for TDA9850, Control 2 for TDA9855 */ | |
429 | #define TDA985x_C7 0x07 /* Control 4 for TDA9850, Control 3 for TDA9855 */ | |
430 | #define TDA985x_A1 0x08 /* Alignment 1 for both chips */ | |
431 | #define TDA985x_A2 0x09 /* Alignment 2 for both chips */ | |
432 | #define TDA985x_A3 0x0a /* Alignment 3 for both chips */ | |
433 | ||
434 | /* Masks for bits in TDA9855 subaddresses */ | |
435 | /* 0x00 - VR in TDA9855 */ | |
436 | /* 0x01 - VL in TDA9855 */ | |
437 | /* lower 7 bits control gain from -71dB (0x28) to 16dB (0x7f) | |
438 | * in 1dB steps - mute is 0x27 */ | |
439 | ||
440 | ||
441 | /* 0x02 - BA in TDA9855 */ | |
442 | /* lower 5 bits control bass gain from -12dB (0x06) to 16.5dB (0x19) | |
443 | * in .5dB steps - 0 is 0x0E */ | |
444 | ||
445 | ||
446 | /* 0x03 - TR in TDA9855 */ | |
447 | /* 4 bits << 1 control treble gain from -12dB (0x3) to 12dB (0xb) | |
448 | * in 3dB steps - 0 is 0x7 */ | |
449 | ||
450 | /* Masks for bits in both chips' subaddresses */ | |
451 | /* 0x04 - SW in TDA9855, C4/Control 1 in TDA9850 */ | |
452 | /* Unique to TDA9855: */ | |
453 | /* 4 bits << 2 control subwoofer/surround gain from -14db (0x1) to 14db (0xf) | |
454 | * in 3dB steps - mute is 0x0 */ | |
455 | ||
456 | /* Unique to TDA9850: */ | |
457 | /* lower 4 bits control stereo noise threshold, over which stereo turns off | |
458 | * set to values of 0x00 through 0x0f for Ster1 through Ster16 */ | |
459 | ||
460 | ||
461 | /* 0x05 - C5 - Control 1 in TDA9855 , Control 2 in TDA9850*/ | |
462 | /* Unique to TDA9855: */ | |
463 | #define TDA9855_MUTE 1<<7 /* GMU, Mute at outputs */ | |
464 | #define TDA9855_AVL 1<<6 /* AVL, Automatic Volume Level */ | |
465 | #define TDA9855_LOUD 1<<5 /* Loudness, 1==off */ | |
466 | #define TDA9855_SUR 1<<3 /* Surround / Subwoofer 1==.5(L-R) 0==.5(L+R) */ | |
467 | /* Bits 0 to 3 select various combinations | |
4ac97914 MCC |
468 | * of line in and line out, only the |
469 | * interesting ones are defined */ | |
1da177e4 LT |
470 | #define TDA9855_EXT 1<<2 /* Selects inputs LIR and LIL. Pins 41 & 12 */ |
471 | #define TDA9855_INT 0 /* Selects inputs LOR and LOL. (internal) */ | |
472 | ||
473 | /* Unique to TDA9850: */ | |
474 | /* lower 4 bits contol SAP noise threshold, over which SAP turns off | |
475 | * set to values of 0x00 through 0x0f for SAP1 through SAP16 */ | |
476 | ||
477 | ||
478 | /* 0x06 - C6 - Control 2 in TDA9855, Control 3 in TDA9850 */ | |
479 | /* Common to TDA9855 and TDA9850: */ | |
480 | #define TDA985x_SAP 3<<6 /* Selects SAP output, mute if not received */ | |
481 | #define TDA985x_STEREO 1<<6 /* Selects Stereo ouput, mono if not received */ | |
482 | #define TDA985x_MONO 0 /* Forces Mono output */ | |
483 | #define TDA985x_LMU 1<<3 /* Mute (LOR/LOL for 9855, OUTL/OUTR for 9850) */ | |
484 | ||
485 | /* Unique to TDA9855: */ | |
486 | #define TDA9855_TZCM 1<<5 /* If set, don't mute till zero crossing */ | |
487 | #define TDA9855_VZCM 1<<4 /* If set, don't change volume till zero crossing*/ | |
488 | #define TDA9855_LINEAR 0 /* Linear Stereo */ | |
489 | #define TDA9855_PSEUDO 1 /* Pseudo Stereo */ | |
490 | #define TDA9855_SPAT_30 2 /* Spatial Stereo, 30% anti-phase crosstalk */ | |
491 | #define TDA9855_SPAT_50 3 /* Spatial Stereo, 52% anti-phase crosstalk */ | |
492 | #define TDA9855_E_MONO 7 /* Forced mono - mono select elseware, so useless*/ | |
493 | ||
494 | /* 0x07 - C7 - Control 3 in TDA9855, Control 4 in TDA9850 */ | |
495 | /* Common to both TDA9855 and TDA9850: */ | |
496 | /* lower 4 bits control input gain from -3.5dB (0x0) to 4dB (0xF) | |
497 | * in .5dB steps - 0dB is 0x7 */ | |
498 | ||
499 | /* 0x08, 0x09 - A1 and A2 (read/write) */ | |
500 | /* Common to both TDA9855 and TDA9850: */ | |
501 | /* lower 5 bites are wideband and spectral expander alignment | |
502 | * from 0x00 to 0x1f - nominal at 0x0f and 0x10 (read/write) */ | |
503 | #define TDA985x_STP 1<<5 /* Stereo Pilot/detect (read-only) */ | |
504 | #define TDA985x_SAPP 1<<6 /* SAP Pilot/detect (read-only) */ | |
505 | #define TDA985x_STS 1<<7 /* Stereo trigger 1= <35mV 0= <30mV (write-only)*/ | |
506 | ||
507 | /* 0x0a - A3 */ | |
508 | /* Common to both TDA9855 and TDA9850: */ | |
509 | /* lower 3 bits control timing current for alignment: -30% (0x0), -20% (0x1), | |
510 | * -10% (0x2), nominal (0x3), +10% (0x6), +20% (0x5), +30% (0x4) */ | |
511 | #define TDA985x_ADJ 1<<7 /* Stereo adjust on/off (wideband and spectral */ | |
512 | ||
513 | static int tda9855_volume(int val) { return val/0x2e8+0x27; } | |
514 | static int tda9855_bass(int val) { return val/0xccc+0x06; } | |
515 | static int tda9855_treble(int val) { return (val/0x1c71+0x3)<<1; } | |
516 | ||
517 | static int tda985x_getmode(struct CHIPSTATE *chip) | |
518 | { | |
519 | int mode; | |
520 | ||
521 | mode = ((TDA985x_STP | TDA985x_SAPP) & | |
522 | chip_read(chip)) >> 4; | |
523 | /* Add mono mode regardless of SAP and stereo */ | |
524 | /* Allows forced mono */ | |
dc3d75da | 525 | return mode | V4L2_TUNER_MODE_MONO; |
1da177e4 LT |
526 | } |
527 | ||
528 | static void tda985x_setmode(struct CHIPSTATE *chip, int mode) | |
529 | { | |
530 | int update = 1; | |
531 | int c6 = chip->shadow.bytes[TDA985x_C6+1] & 0x3f; | |
532 | ||
533 | switch (mode) { | |
dc3d75da | 534 | case V4L2_TUNER_MODE_MONO: |
1da177e4 LT |
535 | c6 |= TDA985x_MONO; |
536 | break; | |
dc3d75da | 537 | case V4L2_TUNER_MODE_STEREO: |
1da177e4 LT |
538 | c6 |= TDA985x_STEREO; |
539 | break; | |
dc3d75da | 540 | case V4L2_TUNER_MODE_LANG1: |
1da177e4 LT |
541 | c6 |= TDA985x_SAP; |
542 | break; | |
543 | default: | |
544 | update = 0; | |
545 | } | |
546 | if (update) | |
547 | chip_write(chip,TDA985x_C6,c6); | |
548 | } | |
549 | ||
550 | ||
551 | /* ---------------------------------------------------------------------- */ | |
552 | /* audio chip descriptions - defines+functions for tda9873h */ | |
553 | ||
554 | /* Subaddresses for TDA9873H */ | |
555 | ||
556 | #define TDA9873_SW 0x00 /* Switching */ | |
557 | #define TDA9873_AD 0x01 /* Adjust */ | |
558 | #define TDA9873_PT 0x02 /* Port */ | |
559 | ||
560 | /* Subaddress 0x00: Switching Data | |
561 | * B7..B0: | |
562 | * | |
563 | * B1, B0: Input source selection | |
564 | * 0, 0 internal | |
565 | * 1, 0 external stereo | |
566 | * 0, 1 external mono | |
567 | */ | |
568 | #define TDA9873_INP_MASK 3 | |
569 | #define TDA9873_INTERNAL 0 | |
570 | #define TDA9873_EXT_STEREO 2 | |
571 | #define TDA9873_EXT_MONO 1 | |
572 | ||
573 | /* B3, B2: output signal select | |
574 | * B4 : transmission mode | |
575 | * 0, 0, 1 Mono | |
576 | * 1, 0, 0 Stereo | |
577 | * 1, 1, 1 Stereo (reversed channel) | |
578 | * 0, 0, 0 Dual AB | |
579 | * 0, 0, 1 Dual AA | |
580 | * 0, 1, 0 Dual BB | |
581 | * 0, 1, 1 Dual BA | |
582 | */ | |
583 | ||
584 | #define TDA9873_TR_MASK (7 << 2) | |
585 | #define TDA9873_TR_MONO 4 | |
586 | #define TDA9873_TR_STEREO 1 << 4 | |
587 | #define TDA9873_TR_REVERSE (1 << 3) & (1 << 2) | |
588 | #define TDA9873_TR_DUALA 1 << 2 | |
589 | #define TDA9873_TR_DUALB 1 << 3 | |
590 | ||
591 | /* output level controls | |
592 | * B5: output level switch (0 = reduced gain, 1 = normal gain) | |
593 | * B6: mute (1 = muted) | |
594 | * B7: auto-mute (1 = auto-mute enabled) | |
595 | */ | |
596 | ||
597 | #define TDA9873_GAIN_NORMAL 1 << 5 | |
598 | #define TDA9873_MUTE 1 << 6 | |
599 | #define TDA9873_AUTOMUTE 1 << 7 | |
600 | ||
601 | /* Subaddress 0x01: Adjust/standard */ | |
602 | ||
603 | /* Lower 4 bits (C3..C0) control stereo adjustment on R channel (-0.6 - +0.7 dB) | |
604 | * Recommended value is +0 dB | |
605 | */ | |
606 | ||
607 | #define TDA9873_STEREO_ADJ 0x06 /* 0dB gain */ | |
608 | ||
609 | /* Bits C6..C4 control FM stantard | |
610 | * C6, C5, C4 | |
611 | * 0, 0, 0 B/G (PAL FM) | |
612 | * 0, 0, 1 M | |
613 | * 0, 1, 0 D/K(1) | |
614 | * 0, 1, 1 D/K(2) | |
615 | * 1, 0, 0 D/K(3) | |
616 | * 1, 0, 1 I | |
617 | */ | |
618 | #define TDA9873_BG 0 | |
619 | #define TDA9873_M 1 | |
620 | #define TDA9873_DK1 2 | |
621 | #define TDA9873_DK2 3 | |
622 | #define TDA9873_DK3 4 | |
623 | #define TDA9873_I 5 | |
624 | ||
625 | /* C7 controls identification response time (1=fast/0=normal) | |
626 | */ | |
627 | #define TDA9873_IDR_NORM 0 | |
628 | #define TDA9873_IDR_FAST 1 << 7 | |
629 | ||
630 | ||
631 | /* Subaddress 0x02: Port data */ | |
632 | ||
633 | /* E1, E0 free programmable ports P1/P2 | |
634 | 0, 0 both ports low | |
635 | 0, 1 P1 high | |
636 | 1, 0 P2 high | |
637 | 1, 1 both ports high | |
638 | */ | |
639 | ||
640 | #define TDA9873_PORTS 3 | |
641 | ||
642 | /* E2: test port */ | |
643 | #define TDA9873_TST_PORT 1 << 2 | |
644 | ||
645 | /* E5..E3 control mono output channel (together with transmission mode bit B4) | |
646 | * | |
647 | * E5 E4 E3 B4 OUTM | |
648 | * 0 0 0 0 mono | |
649 | * 0 0 1 0 DUAL B | |
650 | * 0 1 0 1 mono (from stereo decoder) | |
651 | */ | |
652 | #define TDA9873_MOUT_MONO 0 | |
653 | #define TDA9873_MOUT_FMONO 0 | |
654 | #define TDA9873_MOUT_DUALA 0 | |
655 | #define TDA9873_MOUT_DUALB 1 << 3 | |
656 | #define TDA9873_MOUT_ST 1 << 4 | |
657 | #define TDA9873_MOUT_EXTM (1 << 4 ) & (1 << 3) | |
658 | #define TDA9873_MOUT_EXTL 1 << 5 | |
659 | #define TDA9873_MOUT_EXTR (1 << 5 ) & (1 << 3) | |
660 | #define TDA9873_MOUT_EXTLR (1 << 5 ) & (1 << 4) | |
661 | #define TDA9873_MOUT_MUTE (1 << 5 ) & (1 << 4) & (1 << 3) | |
662 | ||
663 | /* Status bits: (chip read) */ | |
664 | #define TDA9873_PONR 0 /* Power-on reset detected if = 1 */ | |
665 | #define TDA9873_STEREO 2 /* Stereo sound is identified */ | |
666 | #define TDA9873_DUAL 4 /* Dual sound is identified */ | |
667 | ||
668 | static int tda9873_getmode(struct CHIPSTATE *chip) | |
669 | { | |
64f70e7e | 670 | struct v4l2_subdev *sd = &chip->sd; |
1da177e4 LT |
671 | int val,mode; |
672 | ||
673 | val = chip_read(chip); | |
dc3d75da | 674 | mode = V4L2_TUNER_MODE_MONO; |
1da177e4 | 675 | if (val & TDA9873_STEREO) |
dc3d75da | 676 | mode |= V4L2_TUNER_MODE_STEREO; |
1da177e4 | 677 | if (val & TDA9873_DUAL) |
dc3d75da | 678 | mode |= V4L2_TUNER_MODE_LANG1 | V4L2_TUNER_MODE_LANG2; |
64f70e7e | 679 | v4l2_dbg(1, debug, sd, "tda9873_getmode(): raw chip read: %d, return: %d\n", |
18fc59e2 | 680 | val, mode); |
1da177e4 LT |
681 | return mode; |
682 | } | |
683 | ||
684 | static void tda9873_setmode(struct CHIPSTATE *chip, int mode) | |
685 | { | |
64f70e7e | 686 | struct v4l2_subdev *sd = &chip->sd; |
1da177e4 LT |
687 | int sw_data = chip->shadow.bytes[TDA9873_SW+1] & ~ TDA9873_TR_MASK; |
688 | /* int adj_data = chip->shadow.bytes[TDA9873_AD+1] ; */ | |
689 | ||
690 | if ((sw_data & TDA9873_INP_MASK) != TDA9873_INTERNAL) { | |
64f70e7e | 691 | v4l2_dbg(1, debug, sd, "tda9873_setmode(): external input\n"); |
1da177e4 LT |
692 | return; |
693 | } | |
694 | ||
64f70e7e HV |
695 | v4l2_dbg(1, debug, sd, "tda9873_setmode(): chip->shadow.bytes[%d] = %d\n", TDA9873_SW+1, chip->shadow.bytes[TDA9873_SW+1]); |
696 | v4l2_dbg(1, debug, sd, "tda9873_setmode(): sw_data = %d\n", sw_data); | |
1da177e4 LT |
697 | |
698 | switch (mode) { | |
dc3d75da | 699 | case V4L2_TUNER_MODE_MONO: |
1da177e4 LT |
700 | sw_data |= TDA9873_TR_MONO; |
701 | break; | |
dc3d75da | 702 | case V4L2_TUNER_MODE_STEREO: |
1da177e4 LT |
703 | sw_data |= TDA9873_TR_STEREO; |
704 | break; | |
dc3d75da | 705 | case V4L2_TUNER_MODE_LANG1: |
1da177e4 LT |
706 | sw_data |= TDA9873_TR_DUALA; |
707 | break; | |
dc3d75da | 708 | case V4L2_TUNER_MODE_LANG2: |
1da177e4 LT |
709 | sw_data |= TDA9873_TR_DUALB; |
710 | break; | |
711 | default: | |
712 | chip->mode = 0; | |
713 | return; | |
714 | } | |
715 | ||
716 | chip_write(chip, TDA9873_SW, sw_data); | |
64f70e7e | 717 | v4l2_dbg(1, debug, sd, "tda9873_setmode(): req. mode %d; chip_write: %d\n", |
1da177e4 LT |
718 | mode, sw_data); |
719 | } | |
720 | ||
721 | static int tda9873_checkit(struct CHIPSTATE *chip) | |
722 | { | |
723 | int rc; | |
724 | ||
725 | if (-1 == (rc = chip_read2(chip,254))) | |
726 | return 0; | |
727 | return (rc & ~0x1f) == 0x80; | |
728 | } | |
729 | ||
730 | ||
731 | /* ---------------------------------------------------------------------- */ | |
732 | /* audio chip description - defines+functions for tda9874h and tda9874a */ | |
733 | /* Dariusz Kowalewski <darekk@automex.pl> */ | |
734 | ||
735 | /* Subaddresses for TDA9874H and TDA9874A (slave rx) */ | |
736 | #define TDA9874A_AGCGR 0x00 /* AGC gain */ | |
737 | #define TDA9874A_GCONR 0x01 /* general config */ | |
738 | #define TDA9874A_MSR 0x02 /* monitor select */ | |
739 | #define TDA9874A_C1FRA 0x03 /* carrier 1 freq. */ | |
740 | #define TDA9874A_C1FRB 0x04 /* carrier 1 freq. */ | |
741 | #define TDA9874A_C1FRC 0x05 /* carrier 1 freq. */ | |
742 | #define TDA9874A_C2FRA 0x06 /* carrier 2 freq. */ | |
743 | #define TDA9874A_C2FRB 0x07 /* carrier 2 freq. */ | |
744 | #define TDA9874A_C2FRC 0x08 /* carrier 2 freq. */ | |
745 | #define TDA9874A_DCR 0x09 /* demodulator config */ | |
746 | #define TDA9874A_FMER 0x0a /* FM de-emphasis */ | |
747 | #define TDA9874A_FMMR 0x0b /* FM dematrix */ | |
748 | #define TDA9874A_C1OLAR 0x0c /* ch.1 output level adj. */ | |
749 | #define TDA9874A_C2OLAR 0x0d /* ch.2 output level adj. */ | |
750 | #define TDA9874A_NCONR 0x0e /* NICAM config */ | |
751 | #define TDA9874A_NOLAR 0x0f /* NICAM output level adj. */ | |
752 | #define TDA9874A_NLELR 0x10 /* NICAM lower error limit */ | |
753 | #define TDA9874A_NUELR 0x11 /* NICAM upper error limit */ | |
754 | #define TDA9874A_AMCONR 0x12 /* audio mute control */ | |
755 | #define TDA9874A_SDACOSR 0x13 /* stereo DAC output select */ | |
756 | #define TDA9874A_AOSR 0x14 /* analog output select */ | |
757 | #define TDA9874A_DAICONR 0x15 /* digital audio interface config */ | |
758 | #define TDA9874A_I2SOSR 0x16 /* I2S-bus output select */ | |
759 | #define TDA9874A_I2SOLAR 0x17 /* I2S-bus output level adj. */ | |
760 | #define TDA9874A_MDACOSR 0x18 /* mono DAC output select (tda9874a) */ | |
761 | #define TDA9874A_ESP 0xFF /* easy standard progr. (tda9874a) */ | |
762 | ||
763 | /* Subaddresses for TDA9874H and TDA9874A (slave tx) */ | |
764 | #define TDA9874A_DSR 0x00 /* device status */ | |
765 | #define TDA9874A_NSR 0x01 /* NICAM status */ | |
766 | #define TDA9874A_NECR 0x02 /* NICAM error count */ | |
767 | #define TDA9874A_DR1 0x03 /* add. data LSB */ | |
768 | #define TDA9874A_DR2 0x04 /* add. data MSB */ | |
769 | #define TDA9874A_LLRA 0x05 /* monitor level read-out LSB */ | |
770 | #define TDA9874A_LLRB 0x06 /* monitor level read-out MSB */ | |
771 | #define TDA9874A_SIFLR 0x07 /* SIF level */ | |
772 | #define TDA9874A_TR2 252 /* test reg. 2 */ | |
773 | #define TDA9874A_TR1 253 /* test reg. 1 */ | |
774 | #define TDA9874A_DIC 254 /* device id. code */ | |
775 | #define TDA9874A_SIC 255 /* software id. code */ | |
776 | ||
777 | ||
778 | static int tda9874a_mode = 1; /* 0: A2, 1: NICAM */ | |
779 | static int tda9874a_GCONR = 0xc0; /* default config. input pin: SIFSEL=0 */ | |
780 | static int tda9874a_NCONR = 0x01; /* default NICAM config.: AMSEL=0,AMUTE=1 */ | |
781 | static int tda9874a_ESP = 0x07; /* default standard: NICAM D/K */ | |
782 | static int tda9874a_dic = -1; /* device id. code */ | |
783 | ||
784 | /* insmod options for tda9874a */ | |
785 | static unsigned int tda9874a_SIF = UNSET; | |
786 | static unsigned int tda9874a_AMSEL = UNSET; | |
787 | static unsigned int tda9874a_STD = UNSET; | |
788 | module_param(tda9874a_SIF, int, 0444); | |
789 | module_param(tda9874a_AMSEL, int, 0444); | |
790 | module_param(tda9874a_STD, int, 0444); | |
791 | ||
792 | /* | |
793 | * initialization table for tda9874 decoder: | |
794 | * - carrier 1 freq. registers (3 bytes) | |
795 | * - carrier 2 freq. registers (3 bytes) | |
796 | * - demudulator config register | |
797 | * - FM de-emphasis register (slow identification mode) | |
798 | * Note: frequency registers must be written in single i2c transfer. | |
799 | */ | |
800 | static struct tda9874a_MODES { | |
801 | char *name; | |
802 | audiocmd cmd; | |
803 | } tda9874a_modelist[9] = { | |
04e6f990 | 804 | { "A2, B/G", /* default */ |
1da177e4 LT |
805 | { 9, { TDA9874A_C1FRA, 0x72,0x95,0x55, 0x77,0xA0,0x00, 0x00,0x00 }} }, |
806 | { "A2, M (Korea)", | |
807 | { 9, { TDA9874A_C1FRA, 0x5D,0xC0,0x00, 0x62,0x6A,0xAA, 0x20,0x22 }} }, | |
808 | { "A2, D/K (1)", | |
809 | { 9, { TDA9874A_C1FRA, 0x87,0x6A,0xAA, 0x82,0x60,0x00, 0x00,0x00 }} }, | |
810 | { "A2, D/K (2)", | |
811 | { 9, { TDA9874A_C1FRA, 0x87,0x6A,0xAA, 0x8C,0x75,0x55, 0x00,0x00 }} }, | |
812 | { "A2, D/K (3)", | |
813 | { 9, { TDA9874A_C1FRA, 0x87,0x6A,0xAA, 0x77,0xA0,0x00, 0x00,0x00 }} }, | |
814 | { "NICAM, I", | |
815 | { 9, { TDA9874A_C1FRA, 0x7D,0x00,0x00, 0x88,0x8A,0xAA, 0x08,0x33 }} }, | |
816 | { "NICAM, B/G", | |
817 | { 9, { TDA9874A_C1FRA, 0x72,0x95,0x55, 0x79,0xEA,0xAA, 0x08,0x33 }} }, | |
04e6f990 | 818 | { "NICAM, D/K", |
1da177e4 LT |
819 | { 9, { TDA9874A_C1FRA, 0x87,0x6A,0xAA, 0x79,0xEA,0xAA, 0x08,0x33 }} }, |
820 | { "NICAM, L", | |
821 | { 9, { TDA9874A_C1FRA, 0x87,0x6A,0xAA, 0x79,0xEA,0xAA, 0x09,0x33 }} } | |
822 | }; | |
823 | ||
824 | static int tda9874a_setup(struct CHIPSTATE *chip) | |
825 | { | |
64f70e7e HV |
826 | struct v4l2_subdev *sd = &chip->sd; |
827 | ||
1da177e4 LT |
828 | chip_write(chip, TDA9874A_AGCGR, 0x00); /* 0 dB */ |
829 | chip_write(chip, TDA9874A_GCONR, tda9874a_GCONR); | |
830 | chip_write(chip, TDA9874A_MSR, (tda9874a_mode) ? 0x03:0x02); | |
831 | if(tda9874a_dic == 0x11) { | |
832 | chip_write(chip, TDA9874A_FMMR, 0x80); | |
833 | } else { /* dic == 0x07 */ | |
834 | chip_cmd(chip,"tda9874_modelist",&tda9874a_modelist[tda9874a_STD].cmd); | |
835 | chip_write(chip, TDA9874A_FMMR, 0x00); | |
836 | } | |
837 | chip_write(chip, TDA9874A_C1OLAR, 0x00); /* 0 dB */ | |
838 | chip_write(chip, TDA9874A_C2OLAR, 0x00); /* 0 dB */ | |
839 | chip_write(chip, TDA9874A_NCONR, tda9874a_NCONR); | |
840 | chip_write(chip, TDA9874A_NOLAR, 0x00); /* 0 dB */ | |
841 | /* Note: If signal quality is poor you may want to change NICAM */ | |
842 | /* error limit registers (NLELR and NUELR) to some greater values. */ | |
843 | /* Then the sound would remain stereo, but won't be so clear. */ | |
844 | chip_write(chip, TDA9874A_NLELR, 0x14); /* default */ | |
845 | chip_write(chip, TDA9874A_NUELR, 0x50); /* default */ | |
846 | ||
847 | if(tda9874a_dic == 0x11) { | |
848 | chip_write(chip, TDA9874A_AMCONR, 0xf9); | |
849 | chip_write(chip, TDA9874A_SDACOSR, (tda9874a_mode) ? 0x81:0x80); | |
850 | chip_write(chip, TDA9874A_AOSR, 0x80); | |
851 | chip_write(chip, TDA9874A_MDACOSR, (tda9874a_mode) ? 0x82:0x80); | |
852 | chip_write(chip, TDA9874A_ESP, tda9874a_ESP); | |
853 | } else { /* dic == 0x07 */ | |
854 | chip_write(chip, TDA9874A_AMCONR, 0xfb); | |
855 | chip_write(chip, TDA9874A_SDACOSR, (tda9874a_mode) ? 0x81:0x80); | |
18fc59e2 | 856 | chip_write(chip, TDA9874A_AOSR, 0x00); /* or 0x10 */ |
1da177e4 | 857 | } |
64f70e7e | 858 | v4l2_dbg(1, debug, sd, "tda9874a_setup(): %s [0x%02X].\n", |
1da177e4 LT |
859 | tda9874a_modelist[tda9874a_STD].name,tda9874a_STD); |
860 | return 1; | |
861 | } | |
862 | ||
863 | static int tda9874a_getmode(struct CHIPSTATE *chip) | |
864 | { | |
64f70e7e | 865 | struct v4l2_subdev *sd = &chip->sd; |
1da177e4 LT |
866 | int dsr,nsr,mode; |
867 | int necr; /* just for debugging */ | |
868 | ||
dc3d75da | 869 | mode = V4L2_TUNER_MODE_MONO; |
1da177e4 LT |
870 | |
871 | if(-1 == (dsr = chip_read2(chip,TDA9874A_DSR))) | |
872 | return mode; | |
873 | if(-1 == (nsr = chip_read2(chip,TDA9874A_NSR))) | |
874 | return mode; | |
875 | if(-1 == (necr = chip_read2(chip,TDA9874A_NECR))) | |
876 | return mode; | |
877 | ||
878 | /* need to store dsr/nsr somewhere */ | |
879 | chip->shadow.bytes[MAXREGS-2] = dsr; | |
880 | chip->shadow.bytes[MAXREGS-1] = nsr; | |
881 | ||
882 | if(tda9874a_mode) { | |
883 | /* Note: DSR.RSSF and DSR.AMSTAT bits are also checked. | |
884 | * If NICAM auto-muting is enabled, DSR.AMSTAT=1 indicates | |
885 | * that sound has (temporarily) switched from NICAM to | |
886 | * mono FM (or AM) on 1st sound carrier due to high NICAM bit | |
887 | * error count. So in fact there is no stereo in this case :-( | |
dc3d75da | 888 | * But changing the mode to V4L2_TUNER_MODE_MONO would switch |
1da177e4 LT |
889 | * external 4052 multiplexer in audio_hook(). |
890 | */ | |
1da177e4 | 891 | if(nsr & 0x02) /* NSR.S/MB=1 */ |
dc3d75da | 892 | mode |= V4L2_TUNER_MODE_STEREO; |
1da177e4 | 893 | if(nsr & 0x01) /* NSR.D/SB=1 */ |
dc3d75da | 894 | mode |= V4L2_TUNER_MODE_LANG1 | V4L2_TUNER_MODE_LANG2; |
1da177e4 LT |
895 | } else { |
896 | if(dsr & 0x02) /* DSR.IDSTE=1 */ | |
dc3d75da | 897 | mode |= V4L2_TUNER_MODE_STEREO; |
1da177e4 | 898 | if(dsr & 0x04) /* DSR.IDDUA=1 */ |
dc3d75da | 899 | mode |= V4L2_TUNER_MODE_LANG1 | V4L2_TUNER_MODE_LANG2; |
1da177e4 LT |
900 | } |
901 | ||
64f70e7e | 902 | v4l2_dbg(1, debug, sd, "tda9874a_getmode(): DSR=0x%X, NSR=0x%X, NECR=0x%X, return: %d.\n", |
1da177e4 LT |
903 | dsr, nsr, necr, mode); |
904 | return mode; | |
905 | } | |
906 | ||
907 | static void tda9874a_setmode(struct CHIPSTATE *chip, int mode) | |
908 | { | |
64f70e7e HV |
909 | struct v4l2_subdev *sd = &chip->sd; |
910 | ||
1da177e4 LT |
911 | /* Disable/enable NICAM auto-muting (based on DSR.RSSF status bit). */ |
912 | /* If auto-muting is disabled, we can hear a signal of degrading quality. */ | |
64f70e7e | 913 | if (tda9874a_mode) { |
1da177e4 LT |
914 | if(chip->shadow.bytes[MAXREGS-2] & 0x20) /* DSR.RSSF=1 */ |
915 | tda9874a_NCONR &= 0xfe; /* enable */ | |
916 | else | |
917 | tda9874a_NCONR |= 0x01; /* disable */ | |
918 | chip_write(chip, TDA9874A_NCONR, tda9874a_NCONR); | |
919 | } | |
920 | ||
921 | /* Note: TDA9874A supports automatic FM dematrixing (FMMR register) | |
922 | * and has auto-select function for audio output (AOSR register). | |
923 | * Old TDA9874H doesn't support these features. | |
924 | * TDA9874A also has additional mono output pin (OUTM), which | |
925 | * on same (all?) tv-cards is not used, anyway (as well as MONOIN). | |
926 | */ | |
927 | if(tda9874a_dic == 0x11) { | |
928 | int aosr = 0x80; | |
929 | int mdacosr = (tda9874a_mode) ? 0x82:0x80; | |
930 | ||
931 | switch(mode) { | |
dc3d75da MCC |
932 | case V4L2_TUNER_MODE_MONO: |
933 | case V4L2_TUNER_MODE_STEREO: | |
1da177e4 | 934 | break; |
dc3d75da | 935 | case V4L2_TUNER_MODE_LANG1: |
1da177e4 LT |
936 | aosr = 0x80; /* auto-select, dual A/A */ |
937 | mdacosr = (tda9874a_mode) ? 0x82:0x80; | |
938 | break; | |
dc3d75da | 939 | case V4L2_TUNER_MODE_LANG2: |
1da177e4 LT |
940 | aosr = 0xa0; /* auto-select, dual B/B */ |
941 | mdacosr = (tda9874a_mode) ? 0x83:0x81; | |
942 | break; | |
943 | default: | |
944 | chip->mode = 0; | |
945 | return; | |
946 | } | |
947 | chip_write(chip, TDA9874A_AOSR, aosr); | |
948 | chip_write(chip, TDA9874A_MDACOSR, mdacosr); | |
949 | ||
64f70e7e | 950 | v4l2_dbg(1, debug, sd, "tda9874a_setmode(): req. mode %d; AOSR=0x%X, MDACOSR=0x%X.\n", |
1da177e4 LT |
951 | mode, aosr, mdacosr); |
952 | ||
953 | } else { /* dic == 0x07 */ | |
954 | int fmmr,aosr; | |
955 | ||
956 | switch(mode) { | |
dc3d75da | 957 | case V4L2_TUNER_MODE_MONO: |
1da177e4 LT |
958 | fmmr = 0x00; /* mono */ |
959 | aosr = 0x10; /* A/A */ | |
960 | break; | |
dc3d75da | 961 | case V4L2_TUNER_MODE_STEREO: |
1da177e4 LT |
962 | if(tda9874a_mode) { |
963 | fmmr = 0x00; | |
964 | aosr = 0x00; /* handled by NICAM auto-mute */ | |
965 | } else { | |
966 | fmmr = (tda9874a_ESP == 1) ? 0x05 : 0x04; /* stereo */ | |
967 | aosr = 0x00; | |
968 | } | |
969 | break; | |
dc3d75da | 970 | case V4L2_TUNER_MODE_LANG1: |
1da177e4 LT |
971 | fmmr = 0x02; /* dual */ |
972 | aosr = 0x10; /* dual A/A */ | |
973 | break; | |
dc3d75da | 974 | case V4L2_TUNER_MODE_LANG2: |
1da177e4 LT |
975 | fmmr = 0x02; /* dual */ |
976 | aosr = 0x20; /* dual B/B */ | |
977 | break; | |
978 | default: | |
979 | chip->mode = 0; | |
980 | return; | |
981 | } | |
982 | chip_write(chip, TDA9874A_FMMR, fmmr); | |
983 | chip_write(chip, TDA9874A_AOSR, aosr); | |
984 | ||
64f70e7e | 985 | v4l2_dbg(1, debug, sd, "tda9874a_setmode(): req. mode %d; FMMR=0x%X, AOSR=0x%X.\n", |
1da177e4 LT |
986 | mode, fmmr, aosr); |
987 | } | |
988 | } | |
989 | ||
990 | static int tda9874a_checkit(struct CHIPSTATE *chip) | |
991 | { | |
64f70e7e | 992 | struct v4l2_subdev *sd = &chip->sd; |
1da177e4 LT |
993 | int dic,sic; /* device id. and software id. codes */ |
994 | ||
995 | if(-1 == (dic = chip_read2(chip,TDA9874A_DIC))) | |
996 | return 0; | |
997 | if(-1 == (sic = chip_read2(chip,TDA9874A_SIC))) | |
998 | return 0; | |
999 | ||
64f70e7e | 1000 | v4l2_dbg(1, debug, sd, "tda9874a_checkit(): DIC=0x%X, SIC=0x%X.\n", dic, sic); |
1da177e4 LT |
1001 | |
1002 | if((dic == 0x11)||(dic == 0x07)) { | |
64f70e7e | 1003 | v4l2_info(sd, "found tda9874%s.\n", (dic == 0x11) ? "a" : "h"); |
1da177e4 LT |
1004 | tda9874a_dic = dic; /* remember device id. */ |
1005 | return 1; | |
1006 | } | |
1007 | return 0; /* not found */ | |
1008 | } | |
1009 | ||
1010 | static int tda9874a_initialize(struct CHIPSTATE *chip) | |
1011 | { | |
1012 | if (tda9874a_SIF > 2) | |
1013 | tda9874a_SIF = 1; | |
04e6f990 | 1014 | if (tda9874a_STD >= ARRAY_SIZE(tda9874a_modelist)) |
1da177e4 LT |
1015 | tda9874a_STD = 0; |
1016 | if(tda9874a_AMSEL > 1) | |
1017 | tda9874a_AMSEL = 0; | |
1018 | ||
1019 | if(tda9874a_SIF == 1) | |
1020 | tda9874a_GCONR = 0xc0; /* sound IF input 1 */ | |
1021 | else | |
1022 | tda9874a_GCONR = 0xc1; /* sound IF input 2 */ | |
1023 | ||
1024 | tda9874a_ESP = tda9874a_STD; | |
1025 | tda9874a_mode = (tda9874a_STD < 5) ? 0 : 1; | |
1026 | ||
1027 | if(tda9874a_AMSEL == 0) | |
1028 | tda9874a_NCONR = 0x01; /* auto-mute: analog mono input */ | |
1029 | else | |
1030 | tda9874a_NCONR = 0x05; /* auto-mute: 1st carrier FM or AM */ | |
1031 | ||
1032 | tda9874a_setup(chip); | |
1033 | return 0; | |
1034 | } | |
1035 | ||
411674fd HV |
1036 | /* ---------------------------------------------------------------------- */ |
1037 | /* audio chip description - defines+functions for tda9875 */ | |
1038 | /* The TDA9875 is made by Philips Semiconductor | |
1039 | * http://www.semiconductors.philips.com | |
1040 | * TDA9875: I2C-bus controlled DSP audio processor, FM demodulator | |
1041 | * | |
1042 | */ | |
1043 | ||
1044 | /* subaddresses for TDA9875 */ | |
1045 | #define TDA9875_MUT 0x12 /*General mute (value --> 0b11001100*/ | |
1046 | #define TDA9875_CFG 0x01 /* Config register (value --> 0b00000000 */ | |
1047 | #define TDA9875_DACOS 0x13 /*DAC i/o select (ADC) 0b0000100*/ | |
1048 | #define TDA9875_LOSR 0x16 /*Line output select regirter 0b0100 0001*/ | |
1049 | ||
1050 | #define TDA9875_CH1V 0x0c /*Channel 1 volume (mute)*/ | |
1051 | #define TDA9875_CH2V 0x0d /*Channel 2 volume (mute)*/ | |
1052 | #define TDA9875_SC1 0x14 /*SCART 1 in (mono)*/ | |
1053 | #define TDA9875_SC2 0x15 /*SCART 2 in (mono)*/ | |
1054 | ||
1055 | #define TDA9875_ADCIS 0x17 /*ADC input select (mono) 0b0110 000*/ | |
1056 | #define TDA9875_AER 0x19 /*Audio effect (AVL+Pseudo) 0b0000 0110*/ | |
1057 | #define TDA9875_MCS 0x18 /*Main channel select (DAC) 0b0000100*/ | |
1058 | #define TDA9875_MVL 0x1a /* Main volume gauche */ | |
1059 | #define TDA9875_MVR 0x1b /* Main volume droite */ | |
1060 | #define TDA9875_MBA 0x1d /* Main Basse */ | |
1061 | #define TDA9875_MTR 0x1e /* Main treble */ | |
1062 | #define TDA9875_ACS 0x1f /* Auxilary channel select (FM) 0b0000000*/ | |
1063 | #define TDA9875_AVL 0x20 /* Auxilary volume gauche */ | |
1064 | #define TDA9875_AVR 0x21 /* Auxilary volume droite */ | |
1065 | #define TDA9875_ABA 0x22 /* Auxilary Basse */ | |
1066 | #define TDA9875_ATR 0x23 /* Auxilary treble */ | |
1067 | ||
1068 | #define TDA9875_MSR 0x02 /* Monitor select register */ | |
1069 | #define TDA9875_C1MSB 0x03 /* Carrier 1 (FM) frequency register MSB */ | |
1070 | #define TDA9875_C1MIB 0x04 /* Carrier 1 (FM) frequency register (16-8]b */ | |
1071 | #define TDA9875_C1LSB 0x05 /* Carrier 1 (FM) frequency register LSB */ | |
1072 | #define TDA9875_C2MSB 0x06 /* Carrier 2 (nicam) frequency register MSB */ | |
1073 | #define TDA9875_C2MIB 0x07 /* Carrier 2 (nicam) frequency register (16-8]b */ | |
1074 | #define TDA9875_C2LSB 0x08 /* Carrier 2 (nicam) frequency register LSB */ | |
1075 | #define TDA9875_DCR 0x09 /* Demodulateur configuration regirter*/ | |
1076 | #define TDA9875_DEEM 0x0a /* FM de-emphasis regirter*/ | |
1077 | #define TDA9875_FMAT 0x0b /* FM Matrix regirter*/ | |
1078 | ||
1079 | /* values */ | |
1080 | #define TDA9875_MUTE_ON 0xff /* general mute */ | |
1081 | #define TDA9875_MUTE_OFF 0xcc /* general no mute */ | |
1082 | ||
1083 | static int tda9875_initialize(struct CHIPSTATE *chip) | |
1084 | { | |
1085 | chip_write(chip, TDA9875_CFG, 0xd0); /*reg de config 0 (reset)*/ | |
1086 | chip_write(chip, TDA9875_MSR, 0x03); /* Monitor 0b00000XXX*/ | |
1087 | chip_write(chip, TDA9875_C1MSB, 0x00); /*Car1(FM) MSB XMHz*/ | |
1088 | chip_write(chip, TDA9875_C1MIB, 0x00); /*Car1(FM) MIB XMHz*/ | |
1089 | chip_write(chip, TDA9875_C1LSB, 0x00); /*Car1(FM) LSB XMHz*/ | |
1090 | chip_write(chip, TDA9875_C2MSB, 0x00); /*Car2(NICAM) MSB XMHz*/ | |
1091 | chip_write(chip, TDA9875_C2MIB, 0x00); /*Car2(NICAM) MIB XMHz*/ | |
1092 | chip_write(chip, TDA9875_C2LSB, 0x00); /*Car2(NICAM) LSB XMHz*/ | |
1093 | chip_write(chip, TDA9875_DCR, 0x00); /*Demod config 0x00*/ | |
1094 | chip_write(chip, TDA9875_DEEM, 0x44); /*DE-Emph 0b0100 0100*/ | |
1095 | chip_write(chip, TDA9875_FMAT, 0x00); /*FM Matrix reg 0x00*/ | |
1096 | chip_write(chip, TDA9875_SC1, 0x00); /* SCART 1 (SC1)*/ | |
1097 | chip_write(chip, TDA9875_SC2, 0x01); /* SCART 2 (sc2)*/ | |
1098 | ||
1099 | chip_write(chip, TDA9875_CH1V, 0x10); /* Channel volume 1 mute*/ | |
1100 | chip_write(chip, TDA9875_CH2V, 0x10); /* Channel volume 2 mute */ | |
1101 | chip_write(chip, TDA9875_DACOS, 0x02); /* sig DAC i/o(in:nicam)*/ | |
1102 | chip_write(chip, TDA9875_ADCIS, 0x6f); /* sig ADC input(in:mono)*/ | |
1103 | chip_write(chip, TDA9875_LOSR, 0x00); /* line out (in:mono)*/ | |
1104 | chip_write(chip, TDA9875_AER, 0x00); /*06 Effect (AVL+PSEUDO) */ | |
1105 | chip_write(chip, TDA9875_MCS, 0x44); /* Main ch select (DAC) */ | |
1106 | chip_write(chip, TDA9875_MVL, 0x03); /* Vol Main left 10dB */ | |
1107 | chip_write(chip, TDA9875_MVR, 0x03); /* Vol Main right 10dB*/ | |
1108 | chip_write(chip, TDA9875_MBA, 0x00); /* Main Bass Main 0dB*/ | |
1109 | chip_write(chip, TDA9875_MTR, 0x00); /* Main Treble Main 0dB*/ | |
1110 | chip_write(chip, TDA9875_ACS, 0x44); /* Aux chan select (dac)*/ | |
1111 | chip_write(chip, TDA9875_AVL, 0x00); /* Vol Aux left 0dB*/ | |
1112 | chip_write(chip, TDA9875_AVR, 0x00); /* Vol Aux right 0dB*/ | |
1113 | chip_write(chip, TDA9875_ABA, 0x00); /* Aux Bass Main 0dB*/ | |
1114 | chip_write(chip, TDA9875_ATR, 0x00); /* Aux Aigus Main 0dB*/ | |
1115 | ||
1116 | chip_write(chip, TDA9875_MUT, 0xcc); /* General mute */ | |
1117 | return 0; | |
1118 | } | |
1119 | ||
1120 | static int tda9875_volume(int val) { return (unsigned char)(val / 602 - 84); } | |
1121 | static int tda9875_bass(int val) { return (unsigned char)(max(-12, val / 2115 - 15)); } | |
1122 | static int tda9875_treble(int val) { return (unsigned char)(val / 2622 - 12); } | |
1123 | ||
1124 | /* ----------------------------------------------------------------------- */ | |
1125 | ||
1126 | ||
1127 | /* *********************** * | |
1128 | * i2c interface functions * | |
1129 | * *********************** */ | |
1130 | ||
1131 | static int tda9875_checkit(struct CHIPSTATE *chip) | |
1132 | { | |
1133 | struct v4l2_subdev *sd = &chip->sd; | |
1134 | int dic, rev; | |
1135 | ||
1136 | dic = chip_read2(chip, 254); | |
1137 | rev = chip_read2(chip, 255); | |
1138 | ||
1139 | if (dic == 0 || dic == 2) { /* tda9875 and tda9875A */ | |
1140 | v4l2_info(sd, "found tda9875%s rev. %d.\n", | |
1141 | dic == 0 ? "" : "A", rev); | |
1142 | return 1; | |
1143 | } | |
1144 | return 0; | |
1145 | } | |
1da177e4 LT |
1146 | |
1147 | /* ---------------------------------------------------------------------- */ | |
1148 | /* audio chip descriptions - defines+functions for tea6420 */ | |
1149 | ||
1150 | #define TEA6300_VL 0x00 /* volume left */ | |
1151 | #define TEA6300_VR 0x01 /* volume right */ | |
1152 | #define TEA6300_BA 0x02 /* bass */ | |
1153 | #define TEA6300_TR 0x03 /* treble */ | |
1154 | #define TEA6300_FA 0x04 /* fader control */ | |
1155 | #define TEA6300_S 0x05 /* switch register */ | |
f2421ca3 | 1156 | /* values for those registers: */ |
1da177e4 LT |
1157 | #define TEA6300_S_SA 0x01 /* stereo A input */ |
1158 | #define TEA6300_S_SB 0x02 /* stereo B */ | |
1159 | #define TEA6300_S_SC 0x04 /* stereo C */ | |
1160 | #define TEA6300_S_GMU 0x80 /* general mute */ | |
1161 | ||
1162 | #define TEA6320_V 0x00 /* volume (0-5)/loudness off (6)/zero crossing mute(7) */ | |
1163 | #define TEA6320_FFR 0x01 /* fader front right (0-5) */ | |
1164 | #define TEA6320_FFL 0x02 /* fader front left (0-5) */ | |
1165 | #define TEA6320_FRR 0x03 /* fader rear right (0-5) */ | |
1166 | #define TEA6320_FRL 0x04 /* fader rear left (0-5) */ | |
1167 | #define TEA6320_BA 0x05 /* bass (0-4) */ | |
1168 | #define TEA6320_TR 0x06 /* treble (0-4) */ | |
1169 | #define TEA6320_S 0x07 /* switch register */ | |
f2421ca3 | 1170 | /* values for those registers: */ |
1da177e4 LT |
1171 | #define TEA6320_S_SA 0x07 /* stereo A input */ |
1172 | #define TEA6320_S_SB 0x06 /* stereo B */ | |
1173 | #define TEA6320_S_SC 0x05 /* stereo C */ | |
1174 | #define TEA6320_S_SD 0x04 /* stereo D */ | |
1175 | #define TEA6320_S_GMU 0x80 /* general mute */ | |
1176 | ||
1177 | #define TEA6420_S_SA 0x00 /* stereo A input */ | |
1178 | #define TEA6420_S_SB 0x01 /* stereo B */ | |
1179 | #define TEA6420_S_SC 0x02 /* stereo C */ | |
1180 | #define TEA6420_S_SD 0x03 /* stereo D */ | |
1181 | #define TEA6420_S_SE 0x04 /* stereo E */ | |
1182 | #define TEA6420_S_GMU 0x05 /* general mute */ | |
1183 | ||
1184 | static int tea6300_shift10(int val) { return val >> 10; } | |
1185 | static int tea6300_shift12(int val) { return val >> 12; } | |
1186 | ||
1187 | /* Assumes 16bit input (values 0x3f to 0x0c are unique, values less than */ | |
1188 | /* 0x0c mirror those immediately higher) */ | |
1189 | static int tea6320_volume(int val) { return (val / (65535/(63-12)) + 12) & 0x3f; } | |
1190 | static int tea6320_shift11(int val) { return val >> 11; } | |
1191 | static int tea6320_initialize(struct CHIPSTATE * chip) | |
1192 | { | |
1193 | chip_write(chip, TEA6320_FFR, 0x3f); | |
1194 | chip_write(chip, TEA6320_FFL, 0x3f); | |
1195 | chip_write(chip, TEA6320_FRR, 0x3f); | |
1196 | chip_write(chip, TEA6320_FRL, 0x3f); | |
1197 | ||
1198 | return 0; | |
1199 | } | |
1200 | ||
1201 | ||
1202 | /* ---------------------------------------------------------------------- */ | |
1203 | /* audio chip descriptions - defines+functions for tda8425 */ | |
1204 | ||
1205 | #define TDA8425_VL 0x00 /* volume left */ | |
1206 | #define TDA8425_VR 0x01 /* volume right */ | |
1207 | #define TDA8425_BA 0x02 /* bass */ | |
1208 | #define TDA8425_TR 0x03 /* treble */ | |
1209 | #define TDA8425_S1 0x08 /* switch functions */ | |
f2421ca3 | 1210 | /* values for those registers: */ |
1da177e4 LT |
1211 | #define TDA8425_S1_OFF 0xEE /* audio off (mute on) */ |
1212 | #define TDA8425_S1_CH1 0xCE /* audio channel 1 (mute off) - "linear stereo" mode */ | |
1213 | #define TDA8425_S1_CH2 0xCF /* audio channel 2 (mute off) - "linear stereo" mode */ | |
1214 | #define TDA8425_S1_MU 0x20 /* mute bit */ | |
1215 | #define TDA8425_S1_STEREO 0x18 /* stereo bits */ | |
1216 | #define TDA8425_S1_STEREO_SPATIAL 0x18 /* spatial stereo */ | |
1217 | #define TDA8425_S1_STEREO_LINEAR 0x08 /* linear stereo */ | |
1218 | #define TDA8425_S1_STEREO_PSEUDO 0x10 /* pseudo stereo */ | |
1219 | #define TDA8425_S1_STEREO_MONO 0x00 /* forced mono */ | |
1220 | #define TDA8425_S1_ML 0x06 /* language selector */ | |
1221 | #define TDA8425_S1_ML_SOUND_A 0x02 /* sound a */ | |
1222 | #define TDA8425_S1_ML_SOUND_B 0x04 /* sound b */ | |
1223 | #define TDA8425_S1_ML_STEREO 0x06 /* stereo */ | |
1224 | #define TDA8425_S1_IS 0x01 /* channel selector */ | |
1225 | ||
1226 | ||
1227 | static int tda8425_shift10(int val) { return (val >> 10) | 0xc0; } | |
1228 | static int tda8425_shift12(int val) { return (val >> 12) | 0xf0; } | |
1229 | ||
1230 | static int tda8425_initialize(struct CHIPSTATE *chip) | |
1231 | { | |
81cb5c4f | 1232 | struct CHIPDESC *desc = chip->desc; |
64f70e7e | 1233 | struct i2c_client *c = v4l2_get_subdevdata(&chip->sd); |
8bf2f8e7 HV |
1234 | int inputmap[4] = { /* tuner */ TDA8425_S1_CH2, /* radio */ TDA8425_S1_CH1, |
1235 | /* extern */ TDA8425_S1_CH1, /* intern */ TDA8425_S1_OFF}; | |
1da177e4 | 1236 | |
64f70e7e HV |
1237 | if (c->adapter->id == I2C_HW_B_RIVA) |
1238 | memcpy(desc->inputmap, inputmap, sizeof(inputmap)); | |
1da177e4 LT |
1239 | return 0; |
1240 | } | |
1241 | ||
1242 | static void tda8425_setmode(struct CHIPSTATE *chip, int mode) | |
1243 | { | |
1244 | int s1 = chip->shadow.bytes[TDA8425_S1+1] & 0xe1; | |
1245 | ||
dc3d75da | 1246 | if (mode & V4L2_TUNER_MODE_LANG1) { |
1da177e4 LT |
1247 | s1 |= TDA8425_S1_ML_SOUND_A; |
1248 | s1 |= TDA8425_S1_STEREO_PSEUDO; | |
1249 | ||
dc3d75da | 1250 | } else if (mode & V4L2_TUNER_MODE_LANG2) { |
1da177e4 LT |
1251 | s1 |= TDA8425_S1_ML_SOUND_B; |
1252 | s1 |= TDA8425_S1_STEREO_PSEUDO; | |
1253 | ||
1254 | } else { | |
1255 | s1 |= TDA8425_S1_ML_STEREO; | |
1256 | ||
dc3d75da | 1257 | if (mode & V4L2_TUNER_MODE_MONO) |
1da177e4 | 1258 | s1 |= TDA8425_S1_STEREO_MONO; |
dc3d75da | 1259 | if (mode & V4L2_TUNER_MODE_STEREO) |
1da177e4 LT |
1260 | s1 |= TDA8425_S1_STEREO_SPATIAL; |
1261 | } | |
1262 | chip_write(chip,TDA8425_S1,s1); | |
1263 | } | |
1264 | ||
1265 | ||
1266 | /* ---------------------------------------------------------------------- */ | |
1267 | /* audio chip descriptions - defines+functions for pic16c54 (PV951) */ | |
1268 | ||
1269 | /* the registers of 16C54, I2C sub address. */ | |
1270 | #define PIC16C54_REG_KEY_CODE 0x01 /* Not use. */ | |
1271 | #define PIC16C54_REG_MISC 0x02 | |
1272 | ||
1273 | /* bit definition of the RESET register, I2C data. */ | |
1274 | #define PIC16C54_MISC_RESET_REMOTE_CTL 0x01 /* bit 0, Reset to receive the key */ | |
f2421ca3 | 1275 | /* code of remote controller */ |
1da177e4 LT |
1276 | #define PIC16C54_MISC_MTS_MAIN 0x02 /* bit 1 */ |
1277 | #define PIC16C54_MISC_MTS_SAP 0x04 /* bit 2 */ | |
1278 | #define PIC16C54_MISC_MTS_BOTH 0x08 /* bit 3 */ | |
1279 | #define PIC16C54_MISC_SND_MUTE 0x10 /* bit 4, Mute Audio(Line-in and Tuner) */ | |
1280 | #define PIC16C54_MISC_SND_NOTMUTE 0x20 /* bit 5 */ | |
1281 | #define PIC16C54_MISC_SWITCH_TUNER 0x40 /* bit 6 , Switch to Line-in */ | |
1282 | #define PIC16C54_MISC_SWITCH_LINE 0x80 /* bit 7 , Switch to Tuner */ | |
1283 | ||
1284 | /* ---------------------------------------------------------------------- */ | |
1285 | /* audio chip descriptions - defines+functions for TA8874Z */ | |
1286 | ||
18fc59e2 | 1287 | /* write 1st byte */ |
1da177e4 LT |
1288 | #define TA8874Z_LED_STE 0x80 |
1289 | #define TA8874Z_LED_BIL 0x40 | |
1290 | #define TA8874Z_LED_EXT 0x20 | |
1291 | #define TA8874Z_MONO_SET 0x10 | |
1292 | #define TA8874Z_MUTE 0x08 | |
1293 | #define TA8874Z_F_MONO 0x04 | |
1294 | #define TA8874Z_MODE_SUB 0x02 | |
1295 | #define TA8874Z_MODE_MAIN 0x01 | |
1296 | ||
18fc59e2 MCC |
1297 | /* write 2nd byte */ |
1298 | /*#define TA8874Z_TI 0x80 */ /* test mode */ | |
1da177e4 LT |
1299 | #define TA8874Z_SEPARATION 0x3f |
1300 | #define TA8874Z_SEPARATION_DEFAULT 0x10 | |
1301 | ||
18fc59e2 | 1302 | /* read */ |
1da177e4 LT |
1303 | #define TA8874Z_B1 0x80 |
1304 | #define TA8874Z_B0 0x40 | |
1305 | #define TA8874Z_CHAG_FLAG 0x20 | |
1306 | ||
18fc59e2 MCC |
1307 | /* |
1308 | * B1 B0 | |
1309 | * mono L H | |
1310 | * stereo L L | |
1311 | * BIL H L | |
1312 | */ | |
1da177e4 LT |
1313 | static int ta8874z_getmode(struct CHIPSTATE *chip) |
1314 | { | |
1315 | int val, mode; | |
1316 | ||
1317 | val = chip_read(chip); | |
dc3d75da | 1318 | mode = V4L2_TUNER_MODE_MONO; |
1da177e4 | 1319 | if (val & TA8874Z_B1){ |
dc3d75da | 1320 | mode |= V4L2_TUNER_MODE_LANG1 | V4L2_TUNER_MODE_LANG2; |
1da177e4 | 1321 | }else if (!(val & TA8874Z_B0)){ |
dc3d75da | 1322 | mode |= V4L2_TUNER_MODE_STEREO; |
1da177e4 | 1323 | } |
08e14054 | 1324 | /* v4l_dbg(1, debug, chip->c, "ta8874z_getmode(): raw chip read: 0x%02x, return: 0x%02x\n", val, mode); */ |
1da177e4 LT |
1325 | return mode; |
1326 | } | |
1327 | ||
1328 | static audiocmd ta8874z_stereo = { 2, {0, TA8874Z_SEPARATION_DEFAULT}}; | |
1329 | static audiocmd ta8874z_mono = {2, { TA8874Z_MONO_SET, TA8874Z_SEPARATION_DEFAULT}}; | |
1330 | static audiocmd ta8874z_main = {2, { 0, TA8874Z_SEPARATION_DEFAULT}}; | |
1331 | static audiocmd ta8874z_sub = {2, { TA8874Z_MODE_SUB, TA8874Z_SEPARATION_DEFAULT}}; | |
1332 | ||
1333 | static void ta8874z_setmode(struct CHIPSTATE *chip, int mode) | |
1334 | { | |
64f70e7e | 1335 | struct v4l2_subdev *sd = &chip->sd; |
1da177e4 LT |
1336 | int update = 1; |
1337 | audiocmd *t = NULL; | |
64f70e7e HV |
1338 | |
1339 | v4l2_dbg(1, debug, sd, "ta8874z_setmode(): mode: 0x%02x\n", mode); | |
1da177e4 LT |
1340 | |
1341 | switch(mode){ | |
dc3d75da | 1342 | case V4L2_TUNER_MODE_MONO: |
1da177e4 LT |
1343 | t = &ta8874z_mono; |
1344 | break; | |
dc3d75da | 1345 | case V4L2_TUNER_MODE_STEREO: |
1da177e4 LT |
1346 | t = &ta8874z_stereo; |
1347 | break; | |
dc3d75da | 1348 | case V4L2_TUNER_MODE_LANG1: |
1da177e4 LT |
1349 | t = &ta8874z_main; |
1350 | break; | |
dc3d75da | 1351 | case V4L2_TUNER_MODE_LANG2: |
1da177e4 LT |
1352 | t = &ta8874z_sub; |
1353 | break; | |
1354 | default: | |
1355 | update = 0; | |
1356 | } | |
1357 | ||
1358 | if(update) | |
1359 | chip_cmd(chip, "TA8874Z", t); | |
1360 | } | |
1361 | ||
1362 | static int ta8874z_checkit(struct CHIPSTATE *chip) | |
1363 | { | |
1364 | int rc; | |
1365 | rc = chip_read(chip); | |
1366 | return ((rc & 0x1f) == 0x1f) ? 1 : 0; | |
1367 | } | |
1368 | ||
1369 | /* ---------------------------------------------------------------------- */ | |
1370 | /* audio chip descriptions - struct CHIPDESC */ | |
1371 | ||
1372 | /* insmod options to enable/disable individual audio chips */ | |
52c1da39 AB |
1373 | static int tda8425 = 1; |
1374 | static int tda9840 = 1; | |
1375 | static int tda9850 = 1; | |
1376 | static int tda9855 = 1; | |
1377 | static int tda9873 = 1; | |
1378 | static int tda9874a = 1; | |
411674fd | 1379 | static int tda9875 = 1; |
ff699e6b DSL |
1380 | static int tea6300; /* default 0 - address clash with msp34xx */ |
1381 | static int tea6320; /* default 0 - address clash with msp34xx */ | |
52c1da39 AB |
1382 | static int tea6420 = 1; |
1383 | static int pic16c54 = 1; | |
ff699e6b | 1384 | static int ta8874z; /* default 0 - address clash with tda9840 */ |
1da177e4 LT |
1385 | |
1386 | module_param(tda8425, int, 0444); | |
1387 | module_param(tda9840, int, 0444); | |
1388 | module_param(tda9850, int, 0444); | |
1389 | module_param(tda9855, int, 0444); | |
1390 | module_param(tda9873, int, 0444); | |
1391 | module_param(tda9874a, int, 0444); | |
411674fd | 1392 | module_param(tda9875, int, 0444); |
1da177e4 LT |
1393 | module_param(tea6300, int, 0444); |
1394 | module_param(tea6320, int, 0444); | |
1395 | module_param(tea6420, int, 0444); | |
1396 | module_param(pic16c54, int, 0444); | |
1397 | module_param(ta8874z, int, 0444); | |
1398 | ||
1399 | static struct CHIPDESC chiplist[] = { | |
1400 | { | |
1401 | .name = "tda9840", | |
1da177e4 | 1402 | .insmodopt = &tda9840, |
09df1c16 MCC |
1403 | .addr_lo = I2C_ADDR_TDA9840 >> 1, |
1404 | .addr_hi = I2C_ADDR_TDA9840 >> 1, | |
1da177e4 | 1405 | .registers = 5, |
dd03e970 | 1406 | .flags = CHIP_NEED_CHECKMODE, |
1da177e4 | 1407 | |
af1a9951 | 1408 | /* callbacks */ |
94f9e56e | 1409 | .checkit = tda9840_checkit, |
1da177e4 LT |
1410 | .getmode = tda9840_getmode, |
1411 | .setmode = tda9840_setmode, | |
1da177e4 | 1412 | |
4ac97914 | 1413 | .init = { 2, { TDA9840_TEST, TDA9840_TEST_INT1SN |
1da177e4 LT |
1414 | /* ,TDA9840_SW, TDA9840_MONO */} } |
1415 | }, | |
1416 | { | |
1417 | .name = "tda9873h", | |
1da177e4 | 1418 | .insmodopt = &tda9873, |
09df1c16 MCC |
1419 | .addr_lo = I2C_ADDR_TDA985x_L >> 1, |
1420 | .addr_hi = I2C_ADDR_TDA985x_H >> 1, | |
1da177e4 | 1421 | .registers = 3, |
dd03e970 | 1422 | .flags = CHIP_HAS_INPUTSEL | CHIP_NEED_CHECKMODE, |
1da177e4 | 1423 | |
af1a9951 MCC |
1424 | /* callbacks */ |
1425 | .checkit = tda9873_checkit, | |
1da177e4 LT |
1426 | .getmode = tda9873_getmode, |
1427 | .setmode = tda9873_setmode, | |
1da177e4 LT |
1428 | |
1429 | .init = { 4, { TDA9873_SW, 0xa4, 0x06, 0x03 } }, | |
1430 | .inputreg = TDA9873_SW, | |
1431 | .inputmute = TDA9873_MUTE | TDA9873_AUTOMUTE, | |
8bf2f8e7 | 1432 | .inputmap = {0xa0, 0xa2, 0xa0, 0xa0}, |
1da177e4 LT |
1433 | .inputmask = TDA9873_INP_MASK|TDA9873_MUTE|TDA9873_AUTOMUTE, |
1434 | ||
1435 | }, | |
1436 | { | |
1437 | .name = "tda9874h/a", | |
1da177e4 | 1438 | .insmodopt = &tda9874a, |
09df1c16 MCC |
1439 | .addr_lo = I2C_ADDR_TDA9874 >> 1, |
1440 | .addr_hi = I2C_ADDR_TDA9874 >> 1, | |
dd03e970 | 1441 | .flags = CHIP_NEED_CHECKMODE, |
1da177e4 | 1442 | |
af1a9951 MCC |
1443 | /* callbacks */ |
1444 | .initialize = tda9874a_initialize, | |
1445 | .checkit = tda9874a_checkit, | |
1da177e4 LT |
1446 | .getmode = tda9874a_getmode, |
1447 | .setmode = tda9874a_setmode, | |
1da177e4 | 1448 | }, |
411674fd HV |
1449 | { |
1450 | .name = "tda9875", | |
1451 | .insmodopt = &tda9875, | |
1452 | .addr_lo = I2C_ADDR_TDA9875 >> 1, | |
1453 | .addr_hi = I2C_ADDR_TDA9875 >> 1, | |
1454 | .flags = CHIP_HAS_VOLUME | CHIP_HAS_BASSTREBLE, | |
1455 | ||
1456 | /* callbacks */ | |
1457 | .initialize = tda9875_initialize, | |
1458 | .checkit = tda9875_checkit, | |
1459 | .volfunc = tda9875_volume, | |
1460 | .bassfunc = tda9875_bass, | |
1461 | .treblefunc = tda9875_treble, | |
1462 | .leftreg = TDA9875_MVL, | |
1463 | .rightreg = TDA9875_MVR, | |
1464 | .bassreg = TDA9875_MBA, | |
1465 | .treblereg = TDA9875_MTR, | |
1466 | .leftinit = 58880, | |
1467 | .rightinit = 58880, | |
1468 | }, | |
1da177e4 LT |
1469 | { |
1470 | .name = "tda9850", | |
1da177e4 | 1471 | .insmodopt = &tda9850, |
09df1c16 MCC |
1472 | .addr_lo = I2C_ADDR_TDA985x_L >> 1, |
1473 | .addr_hi = I2C_ADDR_TDA985x_H >> 1, | |
1da177e4 LT |
1474 | .registers = 11, |
1475 | ||
1476 | .getmode = tda985x_getmode, | |
1477 | .setmode = tda985x_setmode, | |
1478 | ||
1479 | .init = { 8, { TDA9850_C4, 0x08, 0x08, TDA985x_STEREO, 0x07, 0x10, 0x10, 0x03 } } | |
1480 | }, | |
1481 | { | |
1482 | .name = "tda9855", | |
1da177e4 | 1483 | .insmodopt = &tda9855, |
09df1c16 MCC |
1484 | .addr_lo = I2C_ADDR_TDA985x_L >> 1, |
1485 | .addr_hi = I2C_ADDR_TDA985x_H >> 1, | |
1da177e4 LT |
1486 | .registers = 11, |
1487 | .flags = CHIP_HAS_VOLUME | CHIP_HAS_BASSTREBLE, | |
1488 | ||
1489 | .leftreg = TDA9855_VL, | |
1490 | .rightreg = TDA9855_VR, | |
1491 | .bassreg = TDA9855_BA, | |
1492 | .treblereg = TDA9855_TR, | |
af1a9951 MCC |
1493 | |
1494 | /* callbacks */ | |
1da177e4 LT |
1495 | .volfunc = tda9855_volume, |
1496 | .bassfunc = tda9855_bass, | |
1497 | .treblefunc = tda9855_treble, | |
1da177e4 LT |
1498 | .getmode = tda985x_getmode, |
1499 | .setmode = tda985x_setmode, | |
1500 | ||
1501 | .init = { 12, { 0, 0x6f, 0x6f, 0x0e, 0x07<<1, 0x8<<2, | |
1502 | TDA9855_MUTE | TDA9855_AVL | TDA9855_LOUD | TDA9855_INT, | |
1503 | TDA985x_STEREO | TDA9855_LINEAR | TDA9855_TZCM | TDA9855_VZCM, | |
1504 | 0x07, 0x10, 0x10, 0x03 }} | |
1505 | }, | |
1506 | { | |
1507 | .name = "tea6300", | |
1da177e4 | 1508 | .insmodopt = &tea6300, |
09df1c16 MCC |
1509 | .addr_lo = I2C_ADDR_TEA6300 >> 1, |
1510 | .addr_hi = I2C_ADDR_TEA6300 >> 1, | |
1da177e4 LT |
1511 | .registers = 6, |
1512 | .flags = CHIP_HAS_VOLUME | CHIP_HAS_BASSTREBLE | CHIP_HAS_INPUTSEL, | |
1513 | ||
1514 | .leftreg = TEA6300_VR, | |
1515 | .rightreg = TEA6300_VL, | |
1516 | .bassreg = TEA6300_BA, | |
1517 | .treblereg = TEA6300_TR, | |
af1a9951 MCC |
1518 | |
1519 | /* callbacks */ | |
1da177e4 LT |
1520 | .volfunc = tea6300_shift10, |
1521 | .bassfunc = tea6300_shift12, | |
1522 | .treblefunc = tea6300_shift12, | |
1523 | ||
1524 | .inputreg = TEA6300_S, | |
1525 | .inputmap = { TEA6300_S_SA, TEA6300_S_SB, TEA6300_S_SC }, | |
1526 | .inputmute = TEA6300_S_GMU, | |
1527 | }, | |
1528 | { | |
1529 | .name = "tea6320", | |
1da177e4 | 1530 | .insmodopt = &tea6320, |
09df1c16 MCC |
1531 | .addr_lo = I2C_ADDR_TEA6300 >> 1, |
1532 | .addr_hi = I2C_ADDR_TEA6300 >> 1, | |
1da177e4 LT |
1533 | .registers = 8, |
1534 | .flags = CHIP_HAS_VOLUME | CHIP_HAS_BASSTREBLE | CHIP_HAS_INPUTSEL, | |
1535 | ||
1536 | .leftreg = TEA6320_V, | |
1537 | .rightreg = TEA6320_V, | |
1538 | .bassreg = TEA6320_BA, | |
1539 | .treblereg = TEA6320_TR, | |
af1a9951 MCC |
1540 | |
1541 | /* callbacks */ | |
1542 | .initialize = tea6320_initialize, | |
1da177e4 LT |
1543 | .volfunc = tea6320_volume, |
1544 | .bassfunc = tea6320_shift11, | |
1545 | .treblefunc = tea6320_shift11, | |
1546 | ||
1547 | .inputreg = TEA6320_S, | |
1548 | .inputmap = { TEA6320_S_SA, TEA6420_S_SB, TEA6300_S_SC, TEA6320_S_SD }, | |
1549 | .inputmute = TEA6300_S_GMU, | |
1550 | }, | |
1551 | { | |
1552 | .name = "tea6420", | |
1da177e4 | 1553 | .insmodopt = &tea6420, |
09df1c16 MCC |
1554 | .addr_lo = I2C_ADDR_TEA6420 >> 1, |
1555 | .addr_hi = I2C_ADDR_TEA6420 >> 1, | |
1da177e4 LT |
1556 | .registers = 1, |
1557 | .flags = CHIP_HAS_INPUTSEL, | |
1558 | ||
1559 | .inputreg = -1, | |
1560 | .inputmap = { TEA6420_S_SA, TEA6420_S_SB, TEA6420_S_SC }, | |
1561 | .inputmute = TEA6300_S_GMU, | |
1562 | }, | |
1563 | { | |
1564 | .name = "tda8425", | |
1da177e4 | 1565 | .insmodopt = &tda8425, |
09df1c16 MCC |
1566 | .addr_lo = I2C_ADDR_TDA8425 >> 1, |
1567 | .addr_hi = I2C_ADDR_TDA8425 >> 1, | |
1da177e4 LT |
1568 | .registers = 9, |
1569 | .flags = CHIP_HAS_VOLUME | CHIP_HAS_BASSTREBLE | CHIP_HAS_INPUTSEL, | |
1570 | ||
1571 | .leftreg = TDA8425_VL, | |
1572 | .rightreg = TDA8425_VR, | |
1573 | .bassreg = TDA8425_BA, | |
1574 | .treblereg = TDA8425_TR, | |
af1a9951 MCC |
1575 | |
1576 | /* callbacks */ | |
1577 | .initialize = tda8425_initialize, | |
1da177e4 LT |
1578 | .volfunc = tda8425_shift10, |
1579 | .bassfunc = tda8425_shift12, | |
1580 | .treblefunc = tda8425_shift12, | |
af1a9951 | 1581 | .setmode = tda8425_setmode, |
1da177e4 LT |
1582 | |
1583 | .inputreg = TDA8425_S1, | |
1584 | .inputmap = { TDA8425_S1_CH1, TDA8425_S1_CH1, TDA8425_S1_CH1 }, | |
1585 | .inputmute = TDA8425_S1_OFF, | |
1586 | ||
1da177e4 LT |
1587 | }, |
1588 | { | |
1589 | .name = "pic16c54 (PV951)", | |
1da177e4 | 1590 | .insmodopt = &pic16c54, |
09df1c16 MCC |
1591 | .addr_lo = I2C_ADDR_PIC16C54 >> 1, |
1592 | .addr_hi = I2C_ADDR_PIC16C54>> 1, | |
1da177e4 LT |
1593 | .registers = 2, |
1594 | .flags = CHIP_HAS_INPUTSEL, | |
1595 | ||
1596 | .inputreg = PIC16C54_REG_MISC, | |
1597 | .inputmap = {PIC16C54_MISC_SND_NOTMUTE|PIC16C54_MISC_SWITCH_TUNER, | |
1598 | PIC16C54_MISC_SND_NOTMUTE|PIC16C54_MISC_SWITCH_LINE, | |
1599 | PIC16C54_MISC_SND_NOTMUTE|PIC16C54_MISC_SWITCH_LINE, | |
8bf2f8e7 | 1600 | PIC16C54_MISC_SND_MUTE}, |
1da177e4 LT |
1601 | .inputmute = PIC16C54_MISC_SND_MUTE, |
1602 | }, | |
1603 | { | |
1604 | .name = "ta8874z", | |
1da177e4 LT |
1605 | .checkit = ta8874z_checkit, |
1606 | .insmodopt = &ta8874z, | |
09df1c16 MCC |
1607 | .addr_lo = I2C_ADDR_TDA9840 >> 1, |
1608 | .addr_hi = I2C_ADDR_TDA9840 >> 1, | |
1da177e4 | 1609 | .registers = 2, |
dd03e970 | 1610 | .flags = CHIP_NEED_CHECKMODE, |
1da177e4 | 1611 | |
af1a9951 | 1612 | /* callbacks */ |
1da177e4 LT |
1613 | .getmode = ta8874z_getmode, |
1614 | .setmode = ta8874z_setmode, | |
1da177e4 | 1615 | |
4ac97914 | 1616 | .init = {2, { TA8874Z_MONO_SET, TA8874Z_SEPARATION_DEFAULT}}, |
1da177e4 LT |
1617 | }, |
1618 | { .name = NULL } /* EOF */ | |
1619 | }; | |
1620 | ||
1621 | ||
1622 | /* ---------------------------------------------------------------------- */ | |
1da177e4 | 1623 | |
64f70e7e | 1624 | static int tvaudio_g_ctrl(struct v4l2_subdev *sd, |
dc3d75da MCC |
1625 | struct v4l2_control *ctrl) |
1626 | { | |
64f70e7e | 1627 | struct CHIPSTATE *chip = to_state(sd); |
81cb5c4f | 1628 | struct CHIPDESC *desc = chip->desc; |
dc3d75da MCC |
1629 | |
1630 | switch (ctrl->id) { | |
1631 | case V4L2_CID_AUDIO_MUTE: | |
5fa7b9f3 HV |
1632 | if (!(desc->flags & CHIP_HAS_INPUTSEL)) |
1633 | break; | |
dc3d75da MCC |
1634 | ctrl->value=chip->muted; |
1635 | return 0; | |
1636 | case V4L2_CID_AUDIO_VOLUME: | |
18c0ecf1 | 1637 | if (!(desc->flags & CHIP_HAS_VOLUME)) |
dc3d75da MCC |
1638 | break; |
1639 | ctrl->value = max(chip->left,chip->right); | |
1640 | return 0; | |
1641 | case V4L2_CID_AUDIO_BALANCE: | |
1642 | { | |
1643 | int volume; | |
18c0ecf1 | 1644 | if (!(desc->flags & CHIP_HAS_VOLUME)) |
dc3d75da MCC |
1645 | break; |
1646 | volume = max(chip->left,chip->right); | |
1647 | if (volume) | |
1648 | ctrl->value=(32768*min(chip->left,chip->right))/volume; | |
1649 | else | |
1650 | ctrl->value=32768; | |
1651 | return 0; | |
1652 | } | |
1653 | case V4L2_CID_AUDIO_BASS: | |
01a1a3cc | 1654 | if (!(desc->flags & CHIP_HAS_BASSTREBLE)) |
dc3d75da MCC |
1655 | break; |
1656 | ctrl->value = chip->bass; | |
1657 | return 0; | |
1658 | case V4L2_CID_AUDIO_TREBLE: | |
01a1a3cc MCC |
1659 | if (!(desc->flags & CHIP_HAS_BASSTREBLE)) |
1660 | break; | |
dc3d75da MCC |
1661 | ctrl->value = chip->treble; |
1662 | return 0; | |
1663 | } | |
1664 | return -EINVAL; | |
1665 | } | |
1666 | ||
64f70e7e | 1667 | static int tvaudio_s_ctrl(struct v4l2_subdev *sd, |
dc3d75da | 1668 | struct v4l2_control *ctrl) |
8bf2f8e7 | 1669 | { |
64f70e7e | 1670 | struct CHIPSTATE *chip = to_state(sd); |
81cb5c4f | 1671 | struct CHIPDESC *desc = chip->desc; |
8bf2f8e7 HV |
1672 | |
1673 | switch (ctrl->id) { | |
1674 | case V4L2_CID_AUDIO_MUTE: | |
5fa7b9f3 HV |
1675 | if (!(desc->flags & CHIP_HAS_INPUTSEL)) |
1676 | break; | |
1677 | ||
8bf2f8e7 HV |
1678 | if (ctrl->value < 0 || ctrl->value >= 2) |
1679 | return -ERANGE; | |
1680 | chip->muted = ctrl->value; | |
1681 | if (chip->muted) | |
1682 | chip_write_masked(chip,desc->inputreg,desc->inputmute,desc->inputmask); | |
1683 | else | |
1684 | chip_write_masked(chip,desc->inputreg, | |
1685 | desc->inputmap[chip->input],desc->inputmask); | |
dc3d75da MCC |
1686 | return 0; |
1687 | case V4L2_CID_AUDIO_VOLUME: | |
1688 | { | |
1689 | int volume,balance; | |
1690 | ||
18c0ecf1 | 1691 | if (!(desc->flags & CHIP_HAS_VOLUME)) |
dc3d75da MCC |
1692 | break; |
1693 | ||
1694 | volume = max(chip->left,chip->right); | |
1695 | if (volume) | |
1696 | balance=(32768*min(chip->left,chip->right))/volume; | |
1697 | else | |
1698 | balance=32768; | |
1699 | ||
1700 | volume=ctrl->value; | |
1701 | chip->left = (min(65536 - balance,32768) * volume) / 32768; | |
1702 | chip->right = (min(balance,volume *(__u16)32768)) / 32768; | |
1703 | ||
1704 | chip_write(chip,desc->leftreg,desc->volfunc(chip->left)); | |
1705 | chip_write(chip,desc->rightreg,desc->volfunc(chip->right)); | |
1706 | ||
1707 | return 0; | |
8bf2f8e7 | 1708 | } |
dc3d75da MCC |
1709 | case V4L2_CID_AUDIO_BALANCE: |
1710 | { | |
1711 | int volume, balance; | |
18c0ecf1 | 1712 | if (!(desc->flags & CHIP_HAS_VOLUME)) |
dc3d75da MCC |
1713 | break; |
1714 | ||
1715 | volume = max(chip->left,chip->right); | |
1716 | balance = ctrl->value; | |
1717 | ||
1718 | chip_write(chip,desc->leftreg,desc->volfunc(chip->left)); | |
1719 | chip_write(chip,desc->rightreg,desc->volfunc(chip->right)); | |
1720 | ||
1721 | return 0; | |
1722 | } | |
1723 | case V4L2_CID_AUDIO_BASS: | |
01a1a3cc | 1724 | if (!(desc->flags & CHIP_HAS_BASSTREBLE)) |
dc3d75da MCC |
1725 | break; |
1726 | chip->bass = ctrl->value; | |
1727 | chip_write(chip,desc->bassreg,desc->bassfunc(chip->bass)); | |
1728 | ||
1729 | return 0; | |
1730 | case V4L2_CID_AUDIO_TREBLE: | |
01a1a3cc MCC |
1731 | if (!(desc->flags & CHIP_HAS_BASSTREBLE)) |
1732 | break; | |
dc3d75da MCC |
1733 | chip->treble = ctrl->value; |
1734 | chip_write(chip,desc->treblereg,desc->treblefunc(chip->treble)); | |
1735 | ||
1736 | return 0; | |
1737 | } | |
1738 | return -EINVAL; | |
8bf2f8e7 HV |
1739 | } |
1740 | ||
1741 | ||
1da177e4 LT |
1742 | /* ---------------------------------------------------------------------- */ |
1743 | /* video4linux interface */ | |
1744 | ||
64f70e7e | 1745 | static int tvaudio_s_radio(struct v4l2_subdev *sd) |
1da177e4 | 1746 | { |
64f70e7e | 1747 | struct CHIPSTATE *chip = to_state(sd); |
1da177e4 | 1748 | |
64f70e7e HV |
1749 | chip->radio = 1; |
1750 | chip->watch_stereo = 0; | |
1751 | /* del_timer(&chip->wt); */ | |
1752 | return 0; | |
1753 | } | |
1754 | ||
1755 | static int tvaudio_queryctrl(struct v4l2_subdev *sd, struct v4l2_queryctrl *qc) | |
1756 | { | |
1757 | struct CHIPSTATE *chip = to_state(sd); | |
1758 | struct CHIPDESC *desc = chip->desc; | |
1759 | ||
1760 | switch (qc->id) { | |
1761 | case V4L2_CID_AUDIO_MUTE: | |
5fa7b9f3 HV |
1762 | if (desc->flags & CHIP_HAS_INPUTSEL) |
1763 | return v4l2_ctrl_query_fill(qc, 0, 1, 1, 0); | |
1764 | break; | |
64f70e7e | 1765 | case V4L2_CID_AUDIO_VOLUME: |
10afbef1 HV |
1766 | if (desc->flags & CHIP_HAS_VOLUME) |
1767 | return v4l2_ctrl_query_fill(qc, 0, 65535, 65535 / 100, 58880); | |
1768 | break; | |
64f70e7e | 1769 | case V4L2_CID_AUDIO_BALANCE: |
10afbef1 HV |
1770 | if (desc->flags & CHIP_HAS_VOLUME) |
1771 | return v4l2_ctrl_query_fill(qc, 0, 65535, 65535 / 100, 32768); | |
64f70e7e HV |
1772 | break; |
1773 | case V4L2_CID_AUDIO_BASS: | |
1774 | case V4L2_CID_AUDIO_TREBLE: | |
10afbef1 HV |
1775 | if (desc->flags & CHIP_HAS_BASSTREBLE) |
1776 | return v4l2_ctrl_query_fill(qc, 0, 65535, 65535 / 100, 32768); | |
64f70e7e HV |
1777 | break; |
1778 | default: | |
10afbef1 | 1779 | break; |
c6241b6c | 1780 | } |
10afbef1 | 1781 | return -EINVAL; |
64f70e7e HV |
1782 | } |
1783 | ||
5325b427 HV |
1784 | static int tvaudio_s_routing(struct v4l2_subdev *sd, |
1785 | u32 input, u32 output, u32 config) | |
64f70e7e HV |
1786 | { |
1787 | struct CHIPSTATE *chip = to_state(sd); | |
1788 | struct CHIPDESC *desc = chip->desc; | |
1da177e4 | 1789 | |
5fa7b9f3 HV |
1790 | if (!(desc->flags & CHIP_HAS_INPUTSEL)) |
1791 | return 0; | |
5325b427 | 1792 | if (input >= 4) |
64f70e7e HV |
1793 | return -EINVAL; |
1794 | /* There are four inputs: tuner, radio, extern and intern. */ | |
5325b427 | 1795 | chip->input = input; |
64f70e7e HV |
1796 | if (chip->muted) |
1797 | return 0; | |
1798 | chip_write_masked(chip, desc->inputreg, | |
1799 | desc->inputmap[chip->input], desc->inputmask); | |
1800 | return 0; | |
1801 | } | |
1802 | ||
1803 | static int tvaudio_s_tuner(struct v4l2_subdev *sd, struct v4l2_tuner *vt) | |
1804 | { | |
1805 | struct CHIPSTATE *chip = to_state(sd); | |
1806 | struct CHIPDESC *desc = chip->desc; | |
1807 | int mode = 0; | |
1808 | ||
5fa7b9f3 HV |
1809 | if (!desc->setmode) |
1810 | return 0; | |
64f70e7e HV |
1811 | if (chip->radio) |
1812 | return 0; | |
5fa7b9f3 | 1813 | |
64f70e7e HV |
1814 | switch (vt->audmode) { |
1815 | case V4L2_TUNER_MODE_MONO: | |
1816 | case V4L2_TUNER_MODE_STEREO: | |
1817 | case V4L2_TUNER_MODE_LANG1: | |
1818 | case V4L2_TUNER_MODE_LANG2: | |
1819 | mode = vt->audmode; | |
1820 | break; | |
1821 | case V4L2_TUNER_MODE_LANG1_LANG2: | |
1822 | mode = V4L2_TUNER_MODE_STEREO; | |
1823 | break; | |
1824 | default: | |
1825 | return -EINVAL; | |
1826 | } | |
1827 | chip->audmode = vt->audmode; | |
1828 | ||
5fa7b9f3 | 1829 | if (mode) { |
1da177e4 LT |
1830 | chip->watch_stereo = 0; |
1831 | /* del_timer(&chip->wt); */ | |
64f70e7e HV |
1832 | chip->mode = mode; |
1833 | desc->setmode(chip, mode); | |
1da177e4 | 1834 | } |
64f70e7e HV |
1835 | return 0; |
1836 | } | |
8bf2f8e7 | 1837 | |
64f70e7e HV |
1838 | static int tvaudio_g_tuner(struct v4l2_subdev *sd, struct v4l2_tuner *vt) |
1839 | { | |
1840 | struct CHIPSTATE *chip = to_state(sd); | |
1841 | struct CHIPDESC *desc = chip->desc; | |
1842 | int mode = V4L2_TUNER_MODE_MONO; | |
2474ed44 | 1843 | |
5fa7b9f3 HV |
1844 | if (!desc->getmode) |
1845 | return 0; | |
64f70e7e HV |
1846 | if (chip->radio) |
1847 | return 0; | |
5fa7b9f3 | 1848 | |
64f70e7e HV |
1849 | vt->audmode = chip->audmode; |
1850 | vt->rxsubchans = 0; | |
1851 | vt->capability = V4L2_TUNER_CAP_STEREO | | |
1852 | V4L2_TUNER_CAP_LANG1 | V4L2_TUNER_CAP_LANG2; | |
1853 | ||
5fa7b9f3 | 1854 | mode = desc->getmode(chip); |
64f70e7e HV |
1855 | |
1856 | if (mode & V4L2_TUNER_MODE_MONO) | |
1857 | vt->rxsubchans |= V4L2_TUNER_SUB_MONO; | |
1858 | if (mode & V4L2_TUNER_MODE_STEREO) | |
1859 | vt->rxsubchans |= V4L2_TUNER_SUB_STEREO; | |
1860 | /* Note: for SAP it should be mono/lang2 or stereo/lang2. | |
1861 | When this module is converted fully to v4l2, then this | |
1862 | should change for those chips that can detect SAP. */ | |
1863 | if (mode & V4L2_TUNER_MODE_LANG1) | |
1864 | vt->rxsubchans = V4L2_TUNER_SUB_LANG1 | | |
1865 | V4L2_TUNER_SUB_LANG2; | |
1866 | return 0; | |
1867 | } | |
1868 | ||
1869 | static int tvaudio_s_std(struct v4l2_subdev *sd, v4l2_std_id std) | |
1870 | { | |
1871 | struct CHIPSTATE *chip = to_state(sd); | |
1872 | ||
1873 | chip->radio = 0; | |
1874 | return 0; | |
1875 | } | |
1876 | ||
1877 | static int tvaudio_s_frequency(struct v4l2_subdev *sd, struct v4l2_frequency *freq) | |
1878 | { | |
1879 | struct CHIPSTATE *chip = to_state(sd); | |
1880 | struct CHIPDESC *desc = chip->desc; | |
1881 | ||
1882 | chip->mode = 0; /* automatic */ | |
1883 | ||
1884 | /* For chips that provide getmode and setmode, and doesn't | |
1885 | automatically follows the stereo carrier, a kthread is | |
1886 | created to set the audio standard. In this case, when then | |
1887 | the video channel is changed, tvaudio starts on MONO mode. | |
1888 | After waiting for 2 seconds, the kernel thread is called, | |
1889 | to follow whatever audio standard is pointed by the | |
1890 | audio carrier. | |
1891 | */ | |
1892 | if (chip->thread) { | |
1893 | desc->setmode(chip, V4L2_TUNER_MODE_MONO); | |
1894 | if (chip->prevmode != V4L2_TUNER_MODE_MONO) | |
1895 | chip->prevmode = -1; /* reset previous mode */ | |
1896 | mod_timer(&chip->wt, jiffies+msecs_to_jiffies(2000)); | |
2474ed44 | 1897 | } |
64f70e7e HV |
1898 | return 0; |
1899 | } | |
2474ed44 | 1900 | |
aecde8b5 | 1901 | static int tvaudio_g_chip_ident(struct v4l2_subdev *sd, struct v4l2_dbg_chip_ident *chip) |
64f70e7e HV |
1902 | { |
1903 | struct i2c_client *client = v4l2_get_subdevdata(sd); | |
1904 | ||
1905 | return v4l2_chip_ident_i2c_client(client, chip, V4L2_IDENT_TVAUDIO, 0); | |
1906 | } | |
1907 | ||
64f70e7e HV |
1908 | /* ----------------------------------------------------------------------- */ |
1909 | ||
1910 | static const struct v4l2_subdev_core_ops tvaudio_core_ops = { | |
1911 | .g_chip_ident = tvaudio_g_chip_ident, | |
1912 | .queryctrl = tvaudio_queryctrl, | |
1913 | .g_ctrl = tvaudio_g_ctrl, | |
1914 | .s_ctrl = tvaudio_s_ctrl, | |
f41737ec | 1915 | .s_std = tvaudio_s_std, |
64f70e7e HV |
1916 | }; |
1917 | ||
1918 | static const struct v4l2_subdev_tuner_ops tvaudio_tuner_ops = { | |
1919 | .s_radio = tvaudio_s_radio, | |
1920 | .s_frequency = tvaudio_s_frequency, | |
64f70e7e HV |
1921 | .s_tuner = tvaudio_s_tuner, |
1922 | .s_tuner = tvaudio_g_tuner, | |
1923 | }; | |
1924 | ||
1925 | static const struct v4l2_subdev_audio_ops tvaudio_audio_ops = { | |
1926 | .s_routing = tvaudio_s_routing, | |
1927 | }; | |
1928 | ||
1929 | static const struct v4l2_subdev_ops tvaudio_ops = { | |
1930 | .core = &tvaudio_core_ops, | |
1931 | .tuner = &tvaudio_tuner_ops, | |
1932 | .audio = &tvaudio_audio_ops, | |
1933 | }; | |
1934 | ||
1935 | /* ----------------------------------------------------------------------- */ | |
1936 | ||
1937 | ||
1938 | /* i2c registration */ | |
1939 | ||
1940 | static int tvaudio_probe(struct i2c_client *client, const struct i2c_device_id *id) | |
1941 | { | |
1942 | struct CHIPSTATE *chip; | |
1943 | struct CHIPDESC *desc; | |
1944 | struct v4l2_subdev *sd; | |
1945 | ||
1946 | if (debug) { | |
1947 | printk(KERN_INFO "tvaudio: TV audio decoder + audio/video mux driver\n"); | |
1948 | printk(KERN_INFO "tvaudio: known chips: "); | |
1949 | for (desc = chiplist; desc->name != NULL; desc++) | |
1950 | printk("%s%s", (desc == chiplist) ? "" : ", ", desc->name); | |
1951 | printk("\n"); | |
2474ed44 | 1952 | } |
1da177e4 | 1953 | |
64f70e7e HV |
1954 | chip = kzalloc(sizeof(*chip), GFP_KERNEL); |
1955 | if (!chip) | |
1956 | return -ENOMEM; | |
1957 | sd = &chip->sd; | |
1958 | v4l2_i2c_subdev_init(sd, client, &tvaudio_ops); | |
8a854284 | 1959 | |
64f70e7e HV |
1960 | /* find description for the chip */ |
1961 | v4l2_dbg(1, debug, sd, "chip found @ 0x%x\n", client->addr<<1); | |
1962 | for (desc = chiplist; desc->name != NULL; desc++) { | |
1963 | if (0 == *(desc->insmodopt)) | |
1964 | continue; | |
1965 | if (client->addr < desc->addr_lo || | |
1966 | client->addr > desc->addr_hi) | |
1967 | continue; | |
1968 | if (desc->checkit && !desc->checkit(chip)) | |
1969 | continue; | |
1da177e4 LT |
1970 | break; |
1971 | } | |
64f70e7e HV |
1972 | if (desc->name == NULL) { |
1973 | v4l2_dbg(1, debug, sd, "no matching chip description found\n"); | |
1974 | kfree(chip); | |
1975 | return -EIO; | |
1976 | } | |
1977 | v4l2_info(sd, "%s found @ 0x%x (%s)\n", desc->name, client->addr<<1, client->adapter->name); | |
1978 | if (desc->flags) { | |
1979 | v4l2_dbg(1, debug, sd, "matches:%s%s%s.\n", | |
1980 | (desc->flags & CHIP_HAS_VOLUME) ? " volume" : "", | |
1981 | (desc->flags & CHIP_HAS_BASSTREBLE) ? " bass/treble" : "", | |
1982 | (desc->flags & CHIP_HAS_INPUTSEL) ? " audiomux" : ""); | |
1983 | } | |
8a854284 | 1984 | |
64f70e7e HV |
1985 | /* fill required data structures */ |
1986 | if (!id) | |
1987 | strlcpy(client->name, desc->name, I2C_NAME_SIZE); | |
1988 | chip->desc = desc; | |
1989 | chip->shadow.count = desc->registers+1; | |
1990 | chip->prevmode = -1; | |
1991 | chip->audmode = V4L2_TUNER_MODE_LANG1; | |
8a854284 | 1992 | |
64f70e7e HV |
1993 | /* initialization */ |
1994 | if (desc->initialize != NULL) | |
1995 | desc->initialize(chip); | |
1996 | else | |
1997 | chip_cmd(chip, "init", &desc->init); | |
8a854284 | 1998 | |
64f70e7e HV |
1999 | if (desc->flags & CHIP_HAS_VOLUME) { |
2000 | if (!desc->volfunc) { | |
2001 | /* This shouldn't be happen. Warn user, but keep working | |
2002 | without volume controls | |
2003 | */ | |
2004 | v4l2_info(sd, "volume callback undefined!\n"); | |
2005 | desc->flags &= ~CHIP_HAS_VOLUME; | |
2006 | } else { | |
2007 | chip->left = desc->leftinit ? desc->leftinit : 65535; | |
2008 | chip->right = desc->rightinit ? desc->rightinit : 65535; | |
2009 | chip_write(chip, desc->leftreg, | |
2010 | desc->volfunc(chip->left)); | |
2011 | chip_write(chip, desc->rightreg, | |
2012 | desc->volfunc(chip->right)); | |
2013 | } | |
8a854284 | 2014 | } |
64f70e7e HV |
2015 | if (desc->flags & CHIP_HAS_BASSTREBLE) { |
2016 | if (!desc->bassfunc || !desc->treblefunc) { | |
2017 | /* This shouldn't be happen. Warn user, but keep working | |
2018 | without bass/treble controls | |
2019 | */ | |
2020 | v4l2_info(sd, "bass/treble callbacks undefined!\n"); | |
2021 | desc->flags &= ~CHIP_HAS_BASSTREBLE; | |
2022 | } else { | |
2023 | chip->treble = desc->trebleinit ? | |
2024 | desc->trebleinit : 32768; | |
2025 | chip->bass = desc->bassinit ? | |
2026 | desc->bassinit : 32768; | |
2027 | chip_write(chip, desc->bassreg, | |
2028 | desc->bassfunc(chip->bass)); | |
2029 | chip_write(chip, desc->treblereg, | |
2030 | desc->treblefunc(chip->treble)); | |
1da177e4 | 2031 | } |
64f70e7e | 2032 | } |
74cab31c | 2033 | |
64f70e7e | 2034 | chip->thread = NULL; |
e4129a9c | 2035 | init_timer(&chip->wt); |
64f70e7e HV |
2036 | if (desc->flags & CHIP_NEED_CHECKMODE) { |
2037 | if (!desc->getmode || !desc->setmode) { | |
2038 | /* This shouldn't be happen. Warn user, but keep working | |
2039 | without kthread | |
2040 | */ | |
2041 | v4l2_info(sd, "set/get mode callbacks undefined!\n"); | |
2042 | return 0; | |
2043 | } | |
2044 | /* start async thread */ | |
64f70e7e HV |
2045 | chip->wt.function = chip_thread_wake; |
2046 | chip->wt.data = (unsigned long)chip; | |
2047 | chip->thread = kthread_run(chip_thread, chip, client->name); | |
2048 | if (IS_ERR(chip->thread)) { | |
2049 | v4l2_warn(sd, "failed to create kthread\n"); | |
2050 | chip->thread = NULL; | |
2051 | } | |
1da177e4 LT |
2052 | } |
2053 | return 0; | |
2054 | } | |
2055 | ||
64f70e7e HV |
2056 | static int tvaudio_remove(struct i2c_client *client) |
2057 | { | |
2058 | struct v4l2_subdev *sd = i2c_get_clientdata(client); | |
2059 | struct CHIPSTATE *chip = to_state(sd); | |
2060 | ||
2061 | del_timer_sync(&chip->wt); | |
2062 | if (chip->thread) { | |
2063 | /* shutdown async thread */ | |
2064 | kthread_stop(chip->thread); | |
2065 | chip->thread = NULL; | |
2066 | } | |
2067 | ||
2068 | v4l2_device_unregister_subdev(sd); | |
2069 | kfree(chip); | |
2070 | return 0; | |
2071 | } | |
2072 | ||
ae429083 JD |
2073 | /* This driver supports many devices and the idea is to let the driver |
2074 | detect which device is present. So rather than listing all supported | |
2075 | devices here, we pretend to support a single, fake device type. */ | |
64f70e7e | 2076 | static const struct i2c_device_id tvaudio_id[] = { |
ae429083 JD |
2077 | { "tvaudio", 0 }, |
2078 | { } | |
2079 | }; | |
64f70e7e | 2080 | MODULE_DEVICE_TABLE(i2c, tvaudio_id); |
ae429083 | 2081 | |
08e14054 HV |
2082 | static struct v4l2_i2c_driver_data v4l2_i2c_data = { |
2083 | .name = "tvaudio", | |
64f70e7e HV |
2084 | .probe = tvaudio_probe, |
2085 | .remove = tvaudio_remove, | |
64f70e7e | 2086 | .id_table = tvaudio_id, |
08e14054 | 2087 | }; |