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 | * | |
6a3ca5f5 HV |
10 | * For the TDA9875 part: |
11 | * Copyright (c) 2000 Guillaume Delvit based on Gerd Knorr source | |
12 | * and Eric Sandeen | |
13 | * | |
b4ab114c MCC |
14 | * Copyright(c) 2005-2008 Mauro Carvalho Chehab |
15 | * - Some cleanups, code fixes, etc | |
16 | * - Convert it to V4L2 API | |
17 | * | |
1da177e4 LT |
18 | * This code is placed under the terms of the GNU General Public License |
19 | * | |
20 | * OPTIONS: | |
21 | * debug - set to 1 if you'd like to see debug messages | |
22 | * | |
23 | */ | |
24 | ||
1da177e4 | 25 | #include <linux/module.h> |
1da177e4 LT |
26 | #include <linux/kernel.h> |
27 | #include <linux/sched.h> | |
28 | #include <linux/string.h> | |
29 | #include <linux/timer.h> | |
30 | #include <linux/delay.h> | |
31 | #include <linux/errno.h> | |
32 | #include <linux/slab.h> | |
7f6adeaf | 33 | #include <linux/videodev2.h> |
1da177e4 | 34 | #include <linux/i2c.h> |
1da177e4 | 35 | #include <linux/init.h> |
bc282879 | 36 | #include <linux/kthread.h> |
7dfb7103 | 37 | #include <linux/freezer.h> |
1da177e4 | 38 | |
8bf2f8e7 | 39 | #include <media/tvaudio.h> |
64f70e7e | 40 | #include <media/v4l2-device.h> |
74cab31c | 41 | #include <media/v4l2-chip-ident.h> |
c9114031 | 42 | #include <media/v4l2-ctrls.h> |
1da177e4 | 43 | |
7c9b5048 | 44 | #include <media/i2c-addr.h> |
1da177e4 LT |
45 | |
46 | /* ---------------------------------------------------------------------- */ | |
47 | /* insmod args */ | |
48 | ||
ff699e6b | 49 | static int debug; /* insmod parameter */ |
1da177e4 LT |
50 | module_param(debug, int, 0644); |
51 | ||
52 | MODULE_DESCRIPTION("device driver for various i2c TV sound decoder / audiomux chips"); | |
53 | MODULE_AUTHOR("Eric Sandeen, Steve VanDeBogart, Greg Alexander, Gerd Knorr"); | |
54 | MODULE_LICENSE("GPL"); | |
55 | ||
56 | #define UNSET (-1U) | |
18fc59e2 | 57 | |
1da177e4 LT |
58 | /* ---------------------------------------------------------------------- */ |
59 | /* our structs */ | |
60 | ||
4c6c390e | 61 | #define MAXREGS 256 |
1da177e4 LT |
62 | |
63 | struct CHIPSTATE; | |
64 | typedef int (*getvalue)(int); | |
65 | typedef int (*checkit)(struct CHIPSTATE*); | |
66 | typedef int (*initialize)(struct CHIPSTATE*); | |
7bcfdf0f DG |
67 | typedef int (*getrxsubchans)(struct CHIPSTATE *); |
68 | typedef void (*setaudmode)(struct CHIPSTATE*, int mode); | |
1da177e4 LT |
69 | |
70 | /* i2c command */ | |
71 | typedef struct AUDIOCMD { | |
72 | int count; /* # of bytes to send */ | |
73 | unsigned char bytes[MAXREGS+1]; /* addr, data, data, ... */ | |
74 | } audiocmd; | |
75 | ||
76 | /* chip description */ | |
77 | struct CHIPDESC { | |
78 | char *name; /* chip name */ | |
1da177e4 LT |
79 | int addr_lo, addr_hi; /* i2c address range */ |
80 | int registers; /* # of registers */ | |
81 | ||
82 | int *insmodopt; | |
83 | checkit checkit; | |
84 | initialize initialize; | |
85 | int flags; | |
86 | #define CHIP_HAS_VOLUME 1 | |
87 | #define CHIP_HAS_BASSTREBLE 2 | |
88 | #define CHIP_HAS_INPUTSEL 4 | |
dd03e970 | 89 | #define CHIP_NEED_CHECKMODE 8 |
1da177e4 LT |
90 | |
91 | /* various i2c command sequences */ | |
92 | audiocmd init; | |
93 | ||
94 | /* which register has which value */ | |
c9114031 | 95 | int leftreg, rightreg, treblereg, bassreg; |
1da177e4 | 96 | |
a346caac HV |
97 | /* initialize with (defaults to 65535/32768/32768 */ |
98 | int volinit, trebleinit, bassinit; | |
1da177e4 LT |
99 | |
100 | /* functions to convert the values (v4l -> chip) */ | |
c9114031 | 101 | getvalue volfunc, treblefunc, bassfunc; |
1da177e4 LT |
102 | |
103 | /* get/set mode */ | |
7bcfdf0f DG |
104 | getrxsubchans getrxsubchans; |
105 | setaudmode setaudmode; | |
1da177e4 | 106 | |
1da177e4 LT |
107 | /* input switch register + values for v4l inputs */ |
108 | int inputreg; | |
8bf2f8e7 | 109 | int inputmap[4]; |
1da177e4 LT |
110 | int inputmute; |
111 | int inputmask; | |
112 | }; | |
1da177e4 LT |
113 | |
114 | /* current state of the chip */ | |
115 | struct CHIPSTATE { | |
64f70e7e | 116 | struct v4l2_subdev sd; |
c9114031 HV |
117 | struct v4l2_ctrl_handler hdl; |
118 | struct { | |
119 | /* volume/balance cluster */ | |
120 | struct v4l2_ctrl *volume; | |
121 | struct v4l2_ctrl *balance; | |
122 | }; | |
1da177e4 | 123 | |
81cb5c4f MCC |
124 | /* chip-specific description - should point to |
125 | an entry at CHIPDESC table */ | |
126 | struct CHIPDESC *desc; | |
1da177e4 LT |
127 | |
128 | /* shadow register set */ | |
129 | audiocmd shadow; | |
130 | ||
131 | /* current settings */ | |
c9114031 | 132 | u16 muted; |
1da177e4 | 133 | int prevmode; |
8a854284 | 134 | int radio; |
8bf2f8e7 | 135 | int input; |
1da177e4 LT |
136 | |
137 | /* thread */ | |
bc282879 | 138 | struct task_struct *thread; |
1da177e4 | 139 | struct timer_list wt; |
8a4b275f | 140 | int audmode; |
1da177e4 LT |
141 | }; |
142 | ||
64f70e7e HV |
143 | static inline struct CHIPSTATE *to_state(struct v4l2_subdev *sd) |
144 | { | |
145 | return container_of(sd, struct CHIPSTATE, sd); | |
146 | } | |
147 | ||
c9114031 HV |
148 | static inline struct v4l2_subdev *to_sd(struct v4l2_ctrl *ctrl) |
149 | { | |
150 | return &container_of(ctrl->handler, struct CHIPSTATE, hdl)->sd; | |
151 | } | |
152 | ||
1da177e4 | 153 | |
1da177e4 LT |
154 | /* ---------------------------------------------------------------------- */ |
155 | /* i2c I/O functions */ | |
156 | ||
157 | static int chip_write(struct CHIPSTATE *chip, int subaddr, int val) | |
158 | { | |
64f70e7e HV |
159 | struct v4l2_subdev *sd = &chip->sd; |
160 | struct i2c_client *c = v4l2_get_subdevdata(sd); | |
1da177e4 LT |
161 | unsigned char buffer[2]; |
162 | ||
49426437 | 163 | if (subaddr < 0) { |
64f70e7e | 164 | v4l2_dbg(1, debug, sd, "chip_write: 0x%x\n", val); |
1da177e4 LT |
165 | chip->shadow.bytes[1] = val; |
166 | buffer[0] = val; | |
64f70e7e HV |
167 | if (1 != i2c_master_send(c, buffer, 1)) { |
168 | v4l2_warn(sd, "I/O error (write 0x%x)\n", val); | |
1da177e4 LT |
169 | return -1; |
170 | } | |
171 | } else { | |
49426437 | 172 | if (subaddr + 1 >= ARRAY_SIZE(chip->shadow.bytes)) { |
64f70e7e | 173 | v4l2_info(sd, |
49426437 MCC |
174 | "Tried to access a non-existent register: %d\n", |
175 | subaddr); | |
176 | return -EINVAL; | |
177 | } | |
178 | ||
64f70e7e HV |
179 | v4l2_dbg(1, debug, sd, "chip_write: reg%d=0x%x\n", |
180 | subaddr, val); | |
1da177e4 LT |
181 | chip->shadow.bytes[subaddr+1] = val; |
182 | buffer[0] = subaddr; | |
183 | buffer[1] = val; | |
64f70e7e HV |
184 | if (2 != i2c_master_send(c, buffer, 2)) { |
185 | v4l2_warn(sd, "I/O error (write reg%d=0x%x)\n", | |
186 | subaddr, val); | |
1da177e4 LT |
187 | return -1; |
188 | } | |
189 | } | |
190 | return 0; | |
191 | } | |
192 | ||
49426437 MCC |
193 | static int chip_write_masked(struct CHIPSTATE *chip, |
194 | int subaddr, int val, int mask) | |
1da177e4 | 195 | { |
64f70e7e HV |
196 | struct v4l2_subdev *sd = &chip->sd; |
197 | ||
1da177e4 | 198 | if (mask != 0) { |
49426437 | 199 | if (subaddr < 0) { |
1da177e4 LT |
200 | val = (chip->shadow.bytes[1] & ~mask) | (val & mask); |
201 | } else { | |
49426437 | 202 | if (subaddr + 1 >= ARRAY_SIZE(chip->shadow.bytes)) { |
64f70e7e | 203 | v4l2_info(sd, |
49426437 MCC |
204 | "Tried to access a non-existent register: %d\n", |
205 | subaddr); | |
206 | return -EINVAL; | |
207 | } | |
208 | ||
1da177e4 LT |
209 | val = (chip->shadow.bytes[subaddr+1] & ~mask) | (val & mask); |
210 | } | |
211 | } | |
212 | return chip_write(chip, subaddr, val); | |
213 | } | |
214 | ||
215 | static int chip_read(struct CHIPSTATE *chip) | |
216 | { | |
64f70e7e HV |
217 | struct v4l2_subdev *sd = &chip->sd; |
218 | struct i2c_client *c = v4l2_get_subdevdata(sd); | |
1da177e4 LT |
219 | unsigned char buffer; |
220 | ||
64f70e7e HV |
221 | if (1 != i2c_master_recv(c, &buffer, 1)) { |
222 | v4l2_warn(sd, "I/O error (read)\n"); | |
1da177e4 LT |
223 | return -1; |
224 | } | |
64f70e7e | 225 | v4l2_dbg(1, debug, sd, "chip_read: 0x%x\n", buffer); |
1da177e4 LT |
226 | return buffer; |
227 | } | |
228 | ||
229 | static int chip_read2(struct CHIPSTATE *chip, int subaddr) | |
230 | { | |
64f70e7e HV |
231 | struct v4l2_subdev *sd = &chip->sd; |
232 | struct i2c_client *c = v4l2_get_subdevdata(sd); | |
18fc59e2 MCC |
233 | unsigned char write[1]; |
234 | unsigned char read[1]; | |
235 | struct i2c_msg msgs[2] = { | |
752d283a S |
236 | { |
237 | .addr = c->addr, | |
238 | .len = 1, | |
239 | .buf = write | |
240 | }, | |
241 | { | |
242 | .addr = c->addr, | |
243 | .flags = I2C_M_RD, | |
244 | .len = 1, | |
245 | .buf = read | |
246 | } | |
18fc59e2 | 247 | }; |
64f70e7e | 248 | |
18fc59e2 | 249 | write[0] = subaddr; |
1da177e4 | 250 | |
64f70e7e HV |
251 | if (2 != i2c_transfer(c->adapter, msgs, 2)) { |
252 | v4l2_warn(sd, "I/O error (read2)\n"); | |
1da177e4 LT |
253 | return -1; |
254 | } | |
64f70e7e HV |
255 | v4l2_dbg(1, debug, sd, "chip_read2: reg%d=0x%x\n", |
256 | subaddr, read[0]); | |
1da177e4 LT |
257 | return read[0]; |
258 | } | |
259 | ||
260 | static int chip_cmd(struct CHIPSTATE *chip, char *name, audiocmd *cmd) | |
261 | { | |
64f70e7e HV |
262 | struct v4l2_subdev *sd = &chip->sd; |
263 | struct i2c_client *c = v4l2_get_subdevdata(sd); | |
1da177e4 LT |
264 | int i; |
265 | ||
266 | if (0 == cmd->count) | |
267 | return 0; | |
268 | ||
49426437 | 269 | if (cmd->count + cmd->bytes[0] - 1 >= ARRAY_SIZE(chip->shadow.bytes)) { |
64f70e7e | 270 | v4l2_info(sd, |
49426437 MCC |
271 | "Tried to access a non-existent register range: %d to %d\n", |
272 | cmd->bytes[0] + 1, cmd->bytes[0] + cmd->count - 1); | |
273 | return -EINVAL; | |
274 | } | |
275 | ||
276 | /* FIXME: it seems that the shadow bytes are wrong bellow !*/ | |
277 | ||
1da177e4 | 278 | /* update our shadow register set; print bytes if (debug > 0) */ |
64f70e7e HV |
279 | v4l2_dbg(1, debug, sd, "chip_cmd(%s): reg=%d, data:", |
280 | name, cmd->bytes[0]); | |
1da177e4 | 281 | for (i = 1; i < cmd->count; i++) { |
18fc59e2 | 282 | if (debug) |
64f70e7e | 283 | printk(KERN_CONT " 0x%x", cmd->bytes[i]); |
1da177e4 LT |
284 | chip->shadow.bytes[i+cmd->bytes[0]] = cmd->bytes[i]; |
285 | } | |
18fc59e2 | 286 | if (debug) |
64f70e7e | 287 | printk(KERN_CONT "\n"); |
1da177e4 LT |
288 | |
289 | /* send data to the chip */ | |
64f70e7e HV |
290 | if (cmd->count != i2c_master_send(c, cmd->bytes, cmd->count)) { |
291 | v4l2_warn(sd, "I/O error (%s)\n", name); | |
1da177e4 LT |
292 | return -1; |
293 | } | |
294 | return 0; | |
295 | } | |
296 | ||
297 | /* ---------------------------------------------------------------------- */ | |
298 | /* kernel thread for doing i2c stuff asyncronly | |
299 | * right now it is used only to check the audio mode (mono/stereo/whatever) | |
300 | * some time after switching to another TV channel, then turn on stereo | |
301 | * if available, ... | |
302 | */ | |
303 | ||
304 | static void chip_thread_wake(unsigned long data) | |
305 | { | |
18fc59e2 | 306 | struct CHIPSTATE *chip = (struct CHIPSTATE*)data; |
bc282879 | 307 | wake_up_process(chip->thread); |
1da177e4 LT |
308 | } |
309 | ||
310 | static int chip_thread(void *data) | |
311 | { | |
18fc59e2 | 312 | struct CHIPSTATE *chip = data; |
81cb5c4f | 313 | struct CHIPDESC *desc = chip->desc; |
64f70e7e | 314 | struct v4l2_subdev *sd = &chip->sd; |
e21adca8 | 315 | int mode, selected; |
1da177e4 | 316 | |
64f70e7e | 317 | v4l2_dbg(1, debug, sd, "thread started\n"); |
83144186 | 318 | set_freezable(); |
1da177e4 | 319 | for (;;) { |
bc282879 CLG |
320 | set_current_state(TASK_INTERRUPTIBLE); |
321 | if (!kthread_should_stop()) | |
1da177e4 | 322 | schedule(); |
bc282879 | 323 | set_current_state(TASK_RUNNING); |
5e50e7a9 | 324 | try_to_freeze(); |
bc282879 | 325 | if (kthread_should_stop()) |
1da177e4 | 326 | break; |
64f70e7e | 327 | v4l2_dbg(1, debug, sd, "thread wakeup\n"); |
1da177e4 | 328 | |
e21adca8 DG |
329 | /* don't do anything for radio */ |
330 | if (chip->radio) | |
1da177e4 LT |
331 | continue; |
332 | ||
333 | /* have a look what's going on */ | |
7bcfdf0f | 334 | mode = desc->getrxsubchans(chip); |
dd03e970 MCC |
335 | if (mode == chip->prevmode) |
336 | continue; | |
337 | ||
338 | /* chip detected a new audio mode - set it */ | |
64f70e7e | 339 | v4l2_dbg(1, debug, sd, "thread checkmode\n"); |
dd03e970 MCC |
340 | |
341 | chip->prevmode = mode; | |
342 | ||
e21adca8 DG |
343 | selected = V4L2_TUNER_MODE_MONO; |
344 | switch (chip->audmode) { | |
345 | case V4L2_TUNER_MODE_MONO: | |
346 | if (mode & V4L2_TUNER_SUB_LANG1) | |
347 | selected = V4L2_TUNER_MODE_LANG1; | |
348 | break; | |
349 | case V4L2_TUNER_MODE_STEREO: | |
350 | case V4L2_TUNER_MODE_LANG1: | |
351 | if (mode & V4L2_TUNER_SUB_LANG1) | |
352 | selected = V4L2_TUNER_MODE_LANG1; | |
353 | else if (mode & V4L2_TUNER_SUB_STEREO) | |
354 | selected = V4L2_TUNER_MODE_STEREO; | |
355 | break; | |
356 | case V4L2_TUNER_MODE_LANG2: | |
357 | if (mode & V4L2_TUNER_SUB_LANG2) | |
358 | selected = V4L2_TUNER_MODE_LANG2; | |
359 | else if (mode & V4L2_TUNER_SUB_STEREO) | |
360 | selected = V4L2_TUNER_MODE_STEREO; | |
361 | break; | |
9e019e07 DG |
362 | case V4L2_TUNER_MODE_LANG1_LANG2: |
363 | if (mode & V4L2_TUNER_SUB_LANG2) | |
364 | selected = V4L2_TUNER_MODE_LANG1_LANG2; | |
365 | else if (mode & V4L2_TUNER_SUB_STEREO) | |
366 | selected = V4L2_TUNER_MODE_STEREO; | |
e21adca8 | 367 | } |
7bcfdf0f | 368 | desc->setaudmode(chip, selected); |
1da177e4 LT |
369 | |
370 | /* schedule next check */ | |
09df5cbe | 371 | mod_timer(&chip->wt, jiffies+msecs_to_jiffies(2000)); |
1da177e4 LT |
372 | } |
373 | ||
64f70e7e | 374 | v4l2_dbg(1, debug, sd, "thread exiting\n"); |
1da177e4 LT |
375 | return 0; |
376 | } | |
377 | ||
1da177e4 LT |
378 | /* ---------------------------------------------------------------------- */ |
379 | /* audio chip descriptions - defines+functions for tda9840 */ | |
380 | ||
381 | #define TDA9840_SW 0x00 | |
382 | #define TDA9840_LVADJ 0x02 | |
383 | #define TDA9840_STADJ 0x03 | |
384 | #define TDA9840_TEST 0x04 | |
385 | ||
386 | #define TDA9840_MONO 0x10 | |
387 | #define TDA9840_STEREO 0x2a | |
388 | #define TDA9840_DUALA 0x12 | |
389 | #define TDA9840_DUALB 0x1e | |
390 | #define TDA9840_DUALAB 0x1a | |
391 | #define TDA9840_DUALBA 0x16 | |
392 | #define TDA9840_EXTERNAL 0x7a | |
393 | ||
394 | #define TDA9840_DS_DUAL 0x20 /* Dual sound identified */ | |
395 | #define TDA9840_ST_STEREO 0x40 /* Stereo sound identified */ | |
396 | #define TDA9840_PONRES 0x80 /* Power-on reset detected if = 1 */ | |
397 | ||
398 | #define TDA9840_TEST_INT1SN 0x1 /* Integration time 0.5s when set */ | |
399 | #define TDA9840_TEST_INTFU 0x02 /* Disables integrator function */ | |
400 | ||
7bcfdf0f | 401 | static int tda9840_getrxsubchans(struct CHIPSTATE *chip) |
1da177e4 | 402 | { |
64f70e7e | 403 | struct v4l2_subdev *sd = &chip->sd; |
1da177e4 LT |
404 | int val, mode; |
405 | ||
406 | val = chip_read(chip); | |
3322a59e | 407 | mode = V4L2_TUNER_SUB_MONO; |
1da177e4 | 408 | if (val & TDA9840_DS_DUAL) |
3322a59e | 409 | mode |= V4L2_TUNER_SUB_LANG1 | V4L2_TUNER_SUB_LANG2; |
1da177e4 | 410 | if (val & TDA9840_ST_STEREO) |
1884e298 | 411 | mode = V4L2_TUNER_SUB_STEREO; |
1da177e4 | 412 | |
7bcfdf0f DG |
413 | v4l2_dbg(1, debug, sd, |
414 | "tda9840_getrxsubchans(): raw chip read: %d, return: %d\n", | |
18fc59e2 | 415 | val, mode); |
1da177e4 LT |
416 | return mode; |
417 | } | |
418 | ||
7bcfdf0f | 419 | static void tda9840_setaudmode(struct CHIPSTATE *chip, int mode) |
1da177e4 LT |
420 | { |
421 | int update = 1; | |
422 | int t = chip->shadow.bytes[TDA9840_SW + 1] & ~0x7e; | |
423 | ||
424 | switch (mode) { | |
dc3d75da | 425 | case V4L2_TUNER_MODE_MONO: |
1da177e4 LT |
426 | t |= TDA9840_MONO; |
427 | break; | |
dc3d75da | 428 | case V4L2_TUNER_MODE_STEREO: |
1da177e4 LT |
429 | t |= TDA9840_STEREO; |
430 | break; | |
dc3d75da | 431 | case V4L2_TUNER_MODE_LANG1: |
1da177e4 LT |
432 | t |= TDA9840_DUALA; |
433 | break; | |
dc3d75da | 434 | case V4L2_TUNER_MODE_LANG2: |
1da177e4 LT |
435 | t |= TDA9840_DUALB; |
436 | break; | |
9e019e07 DG |
437 | case V4L2_TUNER_MODE_LANG1_LANG2: |
438 | t |= TDA9840_DUALAB; | |
439 | break; | |
1da177e4 LT |
440 | default: |
441 | update = 0; | |
442 | } | |
443 | ||
444 | if (update) | |
445 | chip_write(chip, TDA9840_SW, t); | |
446 | } | |
447 | ||
94f9e56e HV |
448 | static int tda9840_checkit(struct CHIPSTATE *chip) |
449 | { | |
450 | int rc; | |
451 | rc = chip_read(chip); | |
452 | /* lower 5 bits should be 0 */ | |
453 | return ((rc & 0x1f) == 0) ? 1 : 0; | |
454 | } | |
455 | ||
1da177e4 LT |
456 | /* ---------------------------------------------------------------------- */ |
457 | /* audio chip descriptions - defines+functions for tda985x */ | |
458 | ||
459 | /* subaddresses for TDA9855 */ | |
460 | #define TDA9855_VR 0x00 /* Volume, right */ | |
461 | #define TDA9855_VL 0x01 /* Volume, left */ | |
462 | #define TDA9855_BA 0x02 /* Bass */ | |
463 | #define TDA9855_TR 0x03 /* Treble */ | |
464 | #define TDA9855_SW 0x04 /* Subwoofer - not connected on DTV2000 */ | |
465 | ||
466 | /* subaddresses for TDA9850 */ | |
467 | #define TDA9850_C4 0x04 /* Control 1 for TDA9850 */ | |
468 | ||
469 | /* subaddesses for both chips */ | |
470 | #define TDA985x_C5 0x05 /* Control 2 for TDA9850, Control 1 for TDA9855 */ | |
471 | #define TDA985x_C6 0x06 /* Control 3 for TDA9850, Control 2 for TDA9855 */ | |
472 | #define TDA985x_C7 0x07 /* Control 4 for TDA9850, Control 3 for TDA9855 */ | |
473 | #define TDA985x_A1 0x08 /* Alignment 1 for both chips */ | |
474 | #define TDA985x_A2 0x09 /* Alignment 2 for both chips */ | |
475 | #define TDA985x_A3 0x0a /* Alignment 3 for both chips */ | |
476 | ||
477 | /* Masks for bits in TDA9855 subaddresses */ | |
478 | /* 0x00 - VR in TDA9855 */ | |
479 | /* 0x01 - VL in TDA9855 */ | |
480 | /* lower 7 bits control gain from -71dB (0x28) to 16dB (0x7f) | |
481 | * in 1dB steps - mute is 0x27 */ | |
482 | ||
483 | ||
484 | /* 0x02 - BA in TDA9855 */ | |
485 | /* lower 5 bits control bass gain from -12dB (0x06) to 16.5dB (0x19) | |
486 | * in .5dB steps - 0 is 0x0E */ | |
487 | ||
488 | ||
489 | /* 0x03 - TR in TDA9855 */ | |
490 | /* 4 bits << 1 control treble gain from -12dB (0x3) to 12dB (0xb) | |
491 | * in 3dB steps - 0 is 0x7 */ | |
492 | ||
493 | /* Masks for bits in both chips' subaddresses */ | |
494 | /* 0x04 - SW in TDA9855, C4/Control 1 in TDA9850 */ | |
495 | /* Unique to TDA9855: */ | |
496 | /* 4 bits << 2 control subwoofer/surround gain from -14db (0x1) to 14db (0xf) | |
497 | * in 3dB steps - mute is 0x0 */ | |
498 | ||
499 | /* Unique to TDA9850: */ | |
500 | /* lower 4 bits control stereo noise threshold, over which stereo turns off | |
501 | * set to values of 0x00 through 0x0f for Ster1 through Ster16 */ | |
502 | ||
503 | ||
504 | /* 0x05 - C5 - Control 1 in TDA9855 , Control 2 in TDA9850*/ | |
505 | /* Unique to TDA9855: */ | |
506 | #define TDA9855_MUTE 1<<7 /* GMU, Mute at outputs */ | |
507 | #define TDA9855_AVL 1<<6 /* AVL, Automatic Volume Level */ | |
508 | #define TDA9855_LOUD 1<<5 /* Loudness, 1==off */ | |
509 | #define TDA9855_SUR 1<<3 /* Surround / Subwoofer 1==.5(L-R) 0==.5(L+R) */ | |
510 | /* Bits 0 to 3 select various combinations | |
4ac97914 MCC |
511 | * of line in and line out, only the |
512 | * interesting ones are defined */ | |
1da177e4 LT |
513 | #define TDA9855_EXT 1<<2 /* Selects inputs LIR and LIL. Pins 41 & 12 */ |
514 | #define TDA9855_INT 0 /* Selects inputs LOR and LOL. (internal) */ | |
515 | ||
516 | /* Unique to TDA9850: */ | |
517 | /* lower 4 bits contol SAP noise threshold, over which SAP turns off | |
518 | * set to values of 0x00 through 0x0f for SAP1 through SAP16 */ | |
519 | ||
520 | ||
521 | /* 0x06 - C6 - Control 2 in TDA9855, Control 3 in TDA9850 */ | |
522 | /* Common to TDA9855 and TDA9850: */ | |
523 | #define TDA985x_SAP 3<<6 /* Selects SAP output, mute if not received */ | |
9e019e07 | 524 | #define TDA985x_MONOSAP 2<<6 /* Selects Mono on left, SAP on right */ |
1da177e4 LT |
525 | #define TDA985x_STEREO 1<<6 /* Selects Stereo ouput, mono if not received */ |
526 | #define TDA985x_MONO 0 /* Forces Mono output */ | |
527 | #define TDA985x_LMU 1<<3 /* Mute (LOR/LOL for 9855, OUTL/OUTR for 9850) */ | |
528 | ||
529 | /* Unique to TDA9855: */ | |
530 | #define TDA9855_TZCM 1<<5 /* If set, don't mute till zero crossing */ | |
531 | #define TDA9855_VZCM 1<<4 /* If set, don't change volume till zero crossing*/ | |
532 | #define TDA9855_LINEAR 0 /* Linear Stereo */ | |
533 | #define TDA9855_PSEUDO 1 /* Pseudo Stereo */ | |
534 | #define TDA9855_SPAT_30 2 /* Spatial Stereo, 30% anti-phase crosstalk */ | |
535 | #define TDA9855_SPAT_50 3 /* Spatial Stereo, 52% anti-phase crosstalk */ | |
536 | #define TDA9855_E_MONO 7 /* Forced mono - mono select elseware, so useless*/ | |
537 | ||
538 | /* 0x07 - C7 - Control 3 in TDA9855, Control 4 in TDA9850 */ | |
539 | /* Common to both TDA9855 and TDA9850: */ | |
540 | /* lower 4 bits control input gain from -3.5dB (0x0) to 4dB (0xF) | |
541 | * in .5dB steps - 0dB is 0x7 */ | |
542 | ||
543 | /* 0x08, 0x09 - A1 and A2 (read/write) */ | |
544 | /* Common to both TDA9855 and TDA9850: */ | |
545 | /* lower 5 bites are wideband and spectral expander alignment | |
546 | * from 0x00 to 0x1f - nominal at 0x0f and 0x10 (read/write) */ | |
547 | #define TDA985x_STP 1<<5 /* Stereo Pilot/detect (read-only) */ | |
548 | #define TDA985x_SAPP 1<<6 /* SAP Pilot/detect (read-only) */ | |
549 | #define TDA985x_STS 1<<7 /* Stereo trigger 1= <35mV 0= <30mV (write-only)*/ | |
550 | ||
551 | /* 0x0a - A3 */ | |
552 | /* Common to both TDA9855 and TDA9850: */ | |
553 | /* lower 3 bits control timing current for alignment: -30% (0x0), -20% (0x1), | |
554 | * -10% (0x2), nominal (0x3), +10% (0x6), +20% (0x5), +30% (0x4) */ | |
555 | #define TDA985x_ADJ 1<<7 /* Stereo adjust on/off (wideband and spectral */ | |
556 | ||
557 | static int tda9855_volume(int val) { return val/0x2e8+0x27; } | |
558 | static int tda9855_bass(int val) { return val/0xccc+0x06; } | |
559 | static int tda9855_treble(int val) { return (val/0x1c71+0x3)<<1; } | |
560 | ||
7bcfdf0f | 561 | static int tda985x_getrxsubchans(struct CHIPSTATE *chip) |
1da177e4 | 562 | { |
3322a59e | 563 | int mode, val; |
1da177e4 | 564 | |
1da177e4 LT |
565 | /* Add mono mode regardless of SAP and stereo */ |
566 | /* Allows forced mono */ | |
3322a59e DG |
567 | mode = V4L2_TUNER_SUB_MONO; |
568 | val = chip_read(chip); | |
569 | if (val & TDA985x_STP) | |
1884e298 | 570 | mode = V4L2_TUNER_SUB_STEREO; |
3322a59e DG |
571 | if (val & TDA985x_SAPP) |
572 | mode |= V4L2_TUNER_SUB_SAP; | |
573 | return mode; | |
1da177e4 LT |
574 | } |
575 | ||
7bcfdf0f | 576 | static void tda985x_setaudmode(struct CHIPSTATE *chip, int mode) |
1da177e4 LT |
577 | { |
578 | int update = 1; | |
579 | int c6 = chip->shadow.bytes[TDA985x_C6+1] & 0x3f; | |
580 | ||
581 | switch (mode) { | |
dc3d75da | 582 | case V4L2_TUNER_MODE_MONO: |
1da177e4 LT |
583 | c6 |= TDA985x_MONO; |
584 | break; | |
dc3d75da | 585 | case V4L2_TUNER_MODE_STEREO: |
00fb1850 | 586 | case V4L2_TUNER_MODE_LANG1: |
1da177e4 LT |
587 | c6 |= TDA985x_STEREO; |
588 | break; | |
00fb1850 | 589 | case V4L2_TUNER_MODE_SAP: |
1da177e4 LT |
590 | c6 |= TDA985x_SAP; |
591 | break; | |
9e019e07 DG |
592 | case V4L2_TUNER_MODE_LANG1_LANG2: |
593 | c6 |= TDA985x_MONOSAP; | |
594 | break; | |
1da177e4 LT |
595 | default: |
596 | update = 0; | |
597 | } | |
598 | if (update) | |
599 | chip_write(chip,TDA985x_C6,c6); | |
600 | } | |
601 | ||
602 | ||
603 | /* ---------------------------------------------------------------------- */ | |
604 | /* audio chip descriptions - defines+functions for tda9873h */ | |
605 | ||
606 | /* Subaddresses for TDA9873H */ | |
607 | ||
608 | #define TDA9873_SW 0x00 /* Switching */ | |
609 | #define TDA9873_AD 0x01 /* Adjust */ | |
610 | #define TDA9873_PT 0x02 /* Port */ | |
611 | ||
612 | /* Subaddress 0x00: Switching Data | |
613 | * B7..B0: | |
614 | * | |
615 | * B1, B0: Input source selection | |
616 | * 0, 0 internal | |
617 | * 1, 0 external stereo | |
618 | * 0, 1 external mono | |
619 | */ | |
620 | #define TDA9873_INP_MASK 3 | |
621 | #define TDA9873_INTERNAL 0 | |
622 | #define TDA9873_EXT_STEREO 2 | |
623 | #define TDA9873_EXT_MONO 1 | |
624 | ||
625 | /* B3, B2: output signal select | |
626 | * B4 : transmission mode | |
627 | * 0, 0, 1 Mono | |
628 | * 1, 0, 0 Stereo | |
629 | * 1, 1, 1 Stereo (reversed channel) | |
630 | * 0, 0, 0 Dual AB | |
631 | * 0, 0, 1 Dual AA | |
632 | * 0, 1, 0 Dual BB | |
633 | * 0, 1, 1 Dual BA | |
634 | */ | |
635 | ||
636 | #define TDA9873_TR_MASK (7 << 2) | |
637 | #define TDA9873_TR_MONO 4 | |
638 | #define TDA9873_TR_STEREO 1 << 4 | |
d59a14e2 | 639 | #define TDA9873_TR_REVERSE ((1 << 3) | (1 << 2)) |
1da177e4 LT |
640 | #define TDA9873_TR_DUALA 1 << 2 |
641 | #define TDA9873_TR_DUALB 1 << 3 | |
9e019e07 | 642 | #define TDA9873_TR_DUALAB 0 |
1da177e4 LT |
643 | |
644 | /* output level controls | |
645 | * B5: output level switch (0 = reduced gain, 1 = normal gain) | |
646 | * B6: mute (1 = muted) | |
647 | * B7: auto-mute (1 = auto-mute enabled) | |
648 | */ | |
649 | ||
650 | #define TDA9873_GAIN_NORMAL 1 << 5 | |
651 | #define TDA9873_MUTE 1 << 6 | |
652 | #define TDA9873_AUTOMUTE 1 << 7 | |
653 | ||
654 | /* Subaddress 0x01: Adjust/standard */ | |
655 | ||
656 | /* Lower 4 bits (C3..C0) control stereo adjustment on R channel (-0.6 - +0.7 dB) | |
657 | * Recommended value is +0 dB | |
658 | */ | |
659 | ||
660 | #define TDA9873_STEREO_ADJ 0x06 /* 0dB gain */ | |
661 | ||
662 | /* Bits C6..C4 control FM stantard | |
663 | * C6, C5, C4 | |
664 | * 0, 0, 0 B/G (PAL FM) | |
665 | * 0, 0, 1 M | |
666 | * 0, 1, 0 D/K(1) | |
667 | * 0, 1, 1 D/K(2) | |
668 | * 1, 0, 0 D/K(3) | |
669 | * 1, 0, 1 I | |
670 | */ | |
671 | #define TDA9873_BG 0 | |
672 | #define TDA9873_M 1 | |
673 | #define TDA9873_DK1 2 | |
674 | #define TDA9873_DK2 3 | |
675 | #define TDA9873_DK3 4 | |
676 | #define TDA9873_I 5 | |
677 | ||
678 | /* C7 controls identification response time (1=fast/0=normal) | |
679 | */ | |
680 | #define TDA9873_IDR_NORM 0 | |
681 | #define TDA9873_IDR_FAST 1 << 7 | |
682 | ||
683 | ||
684 | /* Subaddress 0x02: Port data */ | |
685 | ||
686 | /* E1, E0 free programmable ports P1/P2 | |
687 | 0, 0 both ports low | |
688 | 0, 1 P1 high | |
689 | 1, 0 P2 high | |
690 | 1, 1 both ports high | |
691 | */ | |
692 | ||
693 | #define TDA9873_PORTS 3 | |
694 | ||
695 | /* E2: test port */ | |
696 | #define TDA9873_TST_PORT 1 << 2 | |
697 | ||
698 | /* E5..E3 control mono output channel (together with transmission mode bit B4) | |
699 | * | |
700 | * E5 E4 E3 B4 OUTM | |
701 | * 0 0 0 0 mono | |
702 | * 0 0 1 0 DUAL B | |
703 | * 0 1 0 1 mono (from stereo decoder) | |
704 | */ | |
705 | #define TDA9873_MOUT_MONO 0 | |
706 | #define TDA9873_MOUT_FMONO 0 | |
707 | #define TDA9873_MOUT_DUALA 0 | |
708 | #define TDA9873_MOUT_DUALB 1 << 3 | |
709 | #define TDA9873_MOUT_ST 1 << 4 | |
d59a14e2 | 710 | #define TDA9873_MOUT_EXTM ((1 << 4) | (1 << 3)) |
1da177e4 | 711 | #define TDA9873_MOUT_EXTL 1 << 5 |
d59a14e2 DG |
712 | #define TDA9873_MOUT_EXTR ((1 << 5) | (1 << 3)) |
713 | #define TDA9873_MOUT_EXTLR ((1 << 5) | (1 << 4)) | |
714 | #define TDA9873_MOUT_MUTE ((1 << 5) | (1 << 4) | (1 << 3)) | |
1da177e4 LT |
715 | |
716 | /* Status bits: (chip read) */ | |
717 | #define TDA9873_PONR 0 /* Power-on reset detected if = 1 */ | |
718 | #define TDA9873_STEREO 2 /* Stereo sound is identified */ | |
719 | #define TDA9873_DUAL 4 /* Dual sound is identified */ | |
720 | ||
7bcfdf0f | 721 | static int tda9873_getrxsubchans(struct CHIPSTATE *chip) |
1da177e4 | 722 | { |
64f70e7e | 723 | struct v4l2_subdev *sd = &chip->sd; |
1da177e4 LT |
724 | int val,mode; |
725 | ||
726 | val = chip_read(chip); | |
3322a59e | 727 | mode = V4L2_TUNER_SUB_MONO; |
1da177e4 | 728 | if (val & TDA9873_STEREO) |
1884e298 | 729 | mode = V4L2_TUNER_SUB_STEREO; |
1da177e4 | 730 | if (val & TDA9873_DUAL) |
3322a59e | 731 | mode |= V4L2_TUNER_SUB_LANG1 | V4L2_TUNER_SUB_LANG2; |
7bcfdf0f DG |
732 | v4l2_dbg(1, debug, sd, |
733 | "tda9873_getrxsubchans(): raw chip read: %d, return: %d\n", | |
18fc59e2 | 734 | val, mode); |
1da177e4 LT |
735 | return mode; |
736 | } | |
737 | ||
7bcfdf0f | 738 | static void tda9873_setaudmode(struct CHIPSTATE *chip, int mode) |
1da177e4 | 739 | { |
64f70e7e | 740 | struct v4l2_subdev *sd = &chip->sd; |
1da177e4 LT |
741 | int sw_data = chip->shadow.bytes[TDA9873_SW+1] & ~ TDA9873_TR_MASK; |
742 | /* int adj_data = chip->shadow.bytes[TDA9873_AD+1] ; */ | |
743 | ||
744 | if ((sw_data & TDA9873_INP_MASK) != TDA9873_INTERNAL) { | |
7bcfdf0f DG |
745 | v4l2_dbg(1, debug, sd, |
746 | "tda9873_setaudmode(): external input\n"); | |
1da177e4 LT |
747 | return; |
748 | } | |
749 | ||
7bcfdf0f DG |
750 | v4l2_dbg(1, debug, sd, |
751 | "tda9873_setaudmode(): chip->shadow.bytes[%d] = %d\n", | |
752 | TDA9873_SW+1, chip->shadow.bytes[TDA9873_SW+1]); | |
753 | v4l2_dbg(1, debug, sd, "tda9873_setaudmode(): sw_data = %d\n", | |
754 | sw_data); | |
1da177e4 LT |
755 | |
756 | switch (mode) { | |
dc3d75da | 757 | case V4L2_TUNER_MODE_MONO: |
1da177e4 LT |
758 | sw_data |= TDA9873_TR_MONO; |
759 | break; | |
dc3d75da | 760 | case V4L2_TUNER_MODE_STEREO: |
1da177e4 LT |
761 | sw_data |= TDA9873_TR_STEREO; |
762 | break; | |
dc3d75da | 763 | case V4L2_TUNER_MODE_LANG1: |
1da177e4 LT |
764 | sw_data |= TDA9873_TR_DUALA; |
765 | break; | |
dc3d75da | 766 | case V4L2_TUNER_MODE_LANG2: |
1da177e4 LT |
767 | sw_data |= TDA9873_TR_DUALB; |
768 | break; | |
9e019e07 DG |
769 | case V4L2_TUNER_MODE_LANG1_LANG2: |
770 | sw_data |= TDA9873_TR_DUALAB; | |
771 | break; | |
1da177e4 | 772 | default: |
1da177e4 LT |
773 | return; |
774 | } | |
775 | ||
776 | chip_write(chip, TDA9873_SW, sw_data); | |
7bcfdf0f DG |
777 | v4l2_dbg(1, debug, sd, |
778 | "tda9873_setaudmode(): req. mode %d; chip_write: %d\n", | |
1da177e4 LT |
779 | mode, sw_data); |
780 | } | |
781 | ||
782 | static int tda9873_checkit(struct CHIPSTATE *chip) | |
783 | { | |
784 | int rc; | |
785 | ||
786 | if (-1 == (rc = chip_read2(chip,254))) | |
787 | return 0; | |
788 | return (rc & ~0x1f) == 0x80; | |
789 | } | |
790 | ||
791 | ||
792 | /* ---------------------------------------------------------------------- */ | |
793 | /* audio chip description - defines+functions for tda9874h and tda9874a */ | |
794 | /* Dariusz Kowalewski <darekk@automex.pl> */ | |
795 | ||
796 | /* Subaddresses for TDA9874H and TDA9874A (slave rx) */ | |
797 | #define TDA9874A_AGCGR 0x00 /* AGC gain */ | |
798 | #define TDA9874A_GCONR 0x01 /* general config */ | |
799 | #define TDA9874A_MSR 0x02 /* monitor select */ | |
800 | #define TDA9874A_C1FRA 0x03 /* carrier 1 freq. */ | |
801 | #define TDA9874A_C1FRB 0x04 /* carrier 1 freq. */ | |
802 | #define TDA9874A_C1FRC 0x05 /* carrier 1 freq. */ | |
803 | #define TDA9874A_C2FRA 0x06 /* carrier 2 freq. */ | |
804 | #define TDA9874A_C2FRB 0x07 /* carrier 2 freq. */ | |
805 | #define TDA9874A_C2FRC 0x08 /* carrier 2 freq. */ | |
806 | #define TDA9874A_DCR 0x09 /* demodulator config */ | |
807 | #define TDA9874A_FMER 0x0a /* FM de-emphasis */ | |
808 | #define TDA9874A_FMMR 0x0b /* FM dematrix */ | |
809 | #define TDA9874A_C1OLAR 0x0c /* ch.1 output level adj. */ | |
810 | #define TDA9874A_C2OLAR 0x0d /* ch.2 output level adj. */ | |
811 | #define TDA9874A_NCONR 0x0e /* NICAM config */ | |
812 | #define TDA9874A_NOLAR 0x0f /* NICAM output level adj. */ | |
813 | #define TDA9874A_NLELR 0x10 /* NICAM lower error limit */ | |
814 | #define TDA9874A_NUELR 0x11 /* NICAM upper error limit */ | |
815 | #define TDA9874A_AMCONR 0x12 /* audio mute control */ | |
816 | #define TDA9874A_SDACOSR 0x13 /* stereo DAC output select */ | |
817 | #define TDA9874A_AOSR 0x14 /* analog output select */ | |
818 | #define TDA9874A_DAICONR 0x15 /* digital audio interface config */ | |
819 | #define TDA9874A_I2SOSR 0x16 /* I2S-bus output select */ | |
820 | #define TDA9874A_I2SOLAR 0x17 /* I2S-bus output level adj. */ | |
821 | #define TDA9874A_MDACOSR 0x18 /* mono DAC output select (tda9874a) */ | |
822 | #define TDA9874A_ESP 0xFF /* easy standard progr. (tda9874a) */ | |
823 | ||
824 | /* Subaddresses for TDA9874H and TDA9874A (slave tx) */ | |
825 | #define TDA9874A_DSR 0x00 /* device status */ | |
826 | #define TDA9874A_NSR 0x01 /* NICAM status */ | |
827 | #define TDA9874A_NECR 0x02 /* NICAM error count */ | |
828 | #define TDA9874A_DR1 0x03 /* add. data LSB */ | |
829 | #define TDA9874A_DR2 0x04 /* add. data MSB */ | |
830 | #define TDA9874A_LLRA 0x05 /* monitor level read-out LSB */ | |
831 | #define TDA9874A_LLRB 0x06 /* monitor level read-out MSB */ | |
832 | #define TDA9874A_SIFLR 0x07 /* SIF level */ | |
833 | #define TDA9874A_TR2 252 /* test reg. 2 */ | |
834 | #define TDA9874A_TR1 253 /* test reg. 1 */ | |
835 | #define TDA9874A_DIC 254 /* device id. code */ | |
836 | #define TDA9874A_SIC 255 /* software id. code */ | |
837 | ||
838 | ||
839 | static int tda9874a_mode = 1; /* 0: A2, 1: NICAM */ | |
840 | static int tda9874a_GCONR = 0xc0; /* default config. input pin: SIFSEL=0 */ | |
841 | static int tda9874a_NCONR = 0x01; /* default NICAM config.: AMSEL=0,AMUTE=1 */ | |
842 | static int tda9874a_ESP = 0x07; /* default standard: NICAM D/K */ | |
843 | static int tda9874a_dic = -1; /* device id. code */ | |
844 | ||
845 | /* insmod options for tda9874a */ | |
846 | static unsigned int tda9874a_SIF = UNSET; | |
847 | static unsigned int tda9874a_AMSEL = UNSET; | |
848 | static unsigned int tda9874a_STD = UNSET; | |
849 | module_param(tda9874a_SIF, int, 0444); | |
850 | module_param(tda9874a_AMSEL, int, 0444); | |
851 | module_param(tda9874a_STD, int, 0444); | |
852 | ||
853 | /* | |
854 | * initialization table for tda9874 decoder: | |
855 | * - carrier 1 freq. registers (3 bytes) | |
856 | * - carrier 2 freq. registers (3 bytes) | |
857 | * - demudulator config register | |
858 | * - FM de-emphasis register (slow identification mode) | |
859 | * Note: frequency registers must be written in single i2c transfer. | |
860 | */ | |
861 | static struct tda9874a_MODES { | |
862 | char *name; | |
863 | audiocmd cmd; | |
864 | } tda9874a_modelist[9] = { | |
04e6f990 | 865 | { "A2, B/G", /* default */ |
1da177e4 LT |
866 | { 9, { TDA9874A_C1FRA, 0x72,0x95,0x55, 0x77,0xA0,0x00, 0x00,0x00 }} }, |
867 | { "A2, M (Korea)", | |
868 | { 9, { TDA9874A_C1FRA, 0x5D,0xC0,0x00, 0x62,0x6A,0xAA, 0x20,0x22 }} }, | |
869 | { "A2, D/K (1)", | |
870 | { 9, { TDA9874A_C1FRA, 0x87,0x6A,0xAA, 0x82,0x60,0x00, 0x00,0x00 }} }, | |
871 | { "A2, D/K (2)", | |
872 | { 9, { TDA9874A_C1FRA, 0x87,0x6A,0xAA, 0x8C,0x75,0x55, 0x00,0x00 }} }, | |
873 | { "A2, D/K (3)", | |
874 | { 9, { TDA9874A_C1FRA, 0x87,0x6A,0xAA, 0x77,0xA0,0x00, 0x00,0x00 }} }, | |
875 | { "NICAM, I", | |
876 | { 9, { TDA9874A_C1FRA, 0x7D,0x00,0x00, 0x88,0x8A,0xAA, 0x08,0x33 }} }, | |
877 | { "NICAM, B/G", | |
878 | { 9, { TDA9874A_C1FRA, 0x72,0x95,0x55, 0x79,0xEA,0xAA, 0x08,0x33 }} }, | |
04e6f990 | 879 | { "NICAM, D/K", |
1da177e4 LT |
880 | { 9, { TDA9874A_C1FRA, 0x87,0x6A,0xAA, 0x79,0xEA,0xAA, 0x08,0x33 }} }, |
881 | { "NICAM, L", | |
882 | { 9, { TDA9874A_C1FRA, 0x87,0x6A,0xAA, 0x79,0xEA,0xAA, 0x09,0x33 }} } | |
883 | }; | |
884 | ||
885 | static int tda9874a_setup(struct CHIPSTATE *chip) | |
886 | { | |
64f70e7e HV |
887 | struct v4l2_subdev *sd = &chip->sd; |
888 | ||
1da177e4 LT |
889 | chip_write(chip, TDA9874A_AGCGR, 0x00); /* 0 dB */ |
890 | chip_write(chip, TDA9874A_GCONR, tda9874a_GCONR); | |
891 | chip_write(chip, TDA9874A_MSR, (tda9874a_mode) ? 0x03:0x02); | |
892 | if(tda9874a_dic == 0x11) { | |
893 | chip_write(chip, TDA9874A_FMMR, 0x80); | |
894 | } else { /* dic == 0x07 */ | |
895 | chip_cmd(chip,"tda9874_modelist",&tda9874a_modelist[tda9874a_STD].cmd); | |
896 | chip_write(chip, TDA9874A_FMMR, 0x00); | |
897 | } | |
898 | chip_write(chip, TDA9874A_C1OLAR, 0x00); /* 0 dB */ | |
899 | chip_write(chip, TDA9874A_C2OLAR, 0x00); /* 0 dB */ | |
900 | chip_write(chip, TDA9874A_NCONR, tda9874a_NCONR); | |
901 | chip_write(chip, TDA9874A_NOLAR, 0x00); /* 0 dB */ | |
902 | /* Note: If signal quality is poor you may want to change NICAM */ | |
903 | /* error limit registers (NLELR and NUELR) to some greater values. */ | |
904 | /* Then the sound would remain stereo, but won't be so clear. */ | |
905 | chip_write(chip, TDA9874A_NLELR, 0x14); /* default */ | |
906 | chip_write(chip, TDA9874A_NUELR, 0x50); /* default */ | |
907 | ||
908 | if(tda9874a_dic == 0x11) { | |
909 | chip_write(chip, TDA9874A_AMCONR, 0xf9); | |
910 | chip_write(chip, TDA9874A_SDACOSR, (tda9874a_mode) ? 0x81:0x80); | |
911 | chip_write(chip, TDA9874A_AOSR, 0x80); | |
912 | chip_write(chip, TDA9874A_MDACOSR, (tda9874a_mode) ? 0x82:0x80); | |
913 | chip_write(chip, TDA9874A_ESP, tda9874a_ESP); | |
914 | } else { /* dic == 0x07 */ | |
915 | chip_write(chip, TDA9874A_AMCONR, 0xfb); | |
916 | chip_write(chip, TDA9874A_SDACOSR, (tda9874a_mode) ? 0x81:0x80); | |
18fc59e2 | 917 | chip_write(chip, TDA9874A_AOSR, 0x00); /* or 0x10 */ |
1da177e4 | 918 | } |
64f70e7e | 919 | v4l2_dbg(1, debug, sd, "tda9874a_setup(): %s [0x%02X].\n", |
1da177e4 LT |
920 | tda9874a_modelist[tda9874a_STD].name,tda9874a_STD); |
921 | return 1; | |
922 | } | |
923 | ||
7bcfdf0f | 924 | static int tda9874a_getrxsubchans(struct CHIPSTATE *chip) |
1da177e4 | 925 | { |
64f70e7e | 926 | struct v4l2_subdev *sd = &chip->sd; |
1da177e4 LT |
927 | int dsr,nsr,mode; |
928 | int necr; /* just for debugging */ | |
929 | ||
3322a59e | 930 | mode = V4L2_TUNER_SUB_MONO; |
1da177e4 LT |
931 | |
932 | if(-1 == (dsr = chip_read2(chip,TDA9874A_DSR))) | |
933 | return mode; | |
934 | if(-1 == (nsr = chip_read2(chip,TDA9874A_NSR))) | |
935 | return mode; | |
936 | if(-1 == (necr = chip_read2(chip,TDA9874A_NECR))) | |
937 | return mode; | |
938 | ||
939 | /* need to store dsr/nsr somewhere */ | |
940 | chip->shadow.bytes[MAXREGS-2] = dsr; | |
941 | chip->shadow.bytes[MAXREGS-1] = nsr; | |
942 | ||
943 | if(tda9874a_mode) { | |
944 | /* Note: DSR.RSSF and DSR.AMSTAT bits are also checked. | |
945 | * If NICAM auto-muting is enabled, DSR.AMSTAT=1 indicates | |
946 | * that sound has (temporarily) switched from NICAM to | |
947 | * mono FM (or AM) on 1st sound carrier due to high NICAM bit | |
948 | * error count. So in fact there is no stereo in this case :-( | |
dc3d75da | 949 | * But changing the mode to V4L2_TUNER_MODE_MONO would switch |
1da177e4 LT |
950 | * external 4052 multiplexer in audio_hook(). |
951 | */ | |
1da177e4 | 952 | if(nsr & 0x02) /* NSR.S/MB=1 */ |
1884e298 | 953 | mode = V4L2_TUNER_SUB_STEREO; |
1da177e4 | 954 | if(nsr & 0x01) /* NSR.D/SB=1 */ |
3322a59e | 955 | mode |= V4L2_TUNER_SUB_LANG1 | V4L2_TUNER_SUB_LANG2; |
1da177e4 LT |
956 | } else { |
957 | if(dsr & 0x02) /* DSR.IDSTE=1 */ | |
1884e298 | 958 | mode = V4L2_TUNER_SUB_STEREO; |
1da177e4 | 959 | if(dsr & 0x04) /* DSR.IDDUA=1 */ |
3322a59e | 960 | mode |= V4L2_TUNER_SUB_LANG1 | V4L2_TUNER_SUB_LANG2; |
1da177e4 LT |
961 | } |
962 | ||
7bcfdf0f DG |
963 | v4l2_dbg(1, debug, sd, |
964 | "tda9874a_getrxsubchans(): DSR=0x%X, NSR=0x%X, NECR=0x%X, return: %d.\n", | |
1da177e4 LT |
965 | dsr, nsr, necr, mode); |
966 | return mode; | |
967 | } | |
968 | ||
7bcfdf0f | 969 | static void tda9874a_setaudmode(struct CHIPSTATE *chip, int mode) |
1da177e4 | 970 | { |
64f70e7e HV |
971 | struct v4l2_subdev *sd = &chip->sd; |
972 | ||
1da177e4 LT |
973 | /* Disable/enable NICAM auto-muting (based on DSR.RSSF status bit). */ |
974 | /* If auto-muting is disabled, we can hear a signal of degrading quality. */ | |
64f70e7e | 975 | if (tda9874a_mode) { |
1da177e4 LT |
976 | if(chip->shadow.bytes[MAXREGS-2] & 0x20) /* DSR.RSSF=1 */ |
977 | tda9874a_NCONR &= 0xfe; /* enable */ | |
978 | else | |
979 | tda9874a_NCONR |= 0x01; /* disable */ | |
980 | chip_write(chip, TDA9874A_NCONR, tda9874a_NCONR); | |
981 | } | |
982 | ||
983 | /* Note: TDA9874A supports automatic FM dematrixing (FMMR register) | |
984 | * and has auto-select function for audio output (AOSR register). | |
985 | * Old TDA9874H doesn't support these features. | |
986 | * TDA9874A also has additional mono output pin (OUTM), which | |
987 | * on same (all?) tv-cards is not used, anyway (as well as MONOIN). | |
988 | */ | |
989 | if(tda9874a_dic == 0x11) { | |
990 | int aosr = 0x80; | |
991 | int mdacosr = (tda9874a_mode) ? 0x82:0x80; | |
992 | ||
993 | switch(mode) { | |
dc3d75da MCC |
994 | case V4L2_TUNER_MODE_MONO: |
995 | case V4L2_TUNER_MODE_STEREO: | |
1da177e4 | 996 | break; |
dc3d75da | 997 | case V4L2_TUNER_MODE_LANG1: |
1da177e4 LT |
998 | aosr = 0x80; /* auto-select, dual A/A */ |
999 | mdacosr = (tda9874a_mode) ? 0x82:0x80; | |
1000 | break; | |
dc3d75da | 1001 | case V4L2_TUNER_MODE_LANG2: |
1da177e4 LT |
1002 | aosr = 0xa0; /* auto-select, dual B/B */ |
1003 | mdacosr = (tda9874a_mode) ? 0x83:0x81; | |
1004 | break; | |
9e019e07 DG |
1005 | case V4L2_TUNER_MODE_LANG1_LANG2: |
1006 | aosr = 0x00; /* always route L to L and R to R */ | |
1007 | mdacosr = (tda9874a_mode) ? 0x82:0x80; | |
1008 | break; | |
1da177e4 | 1009 | default: |
1da177e4 LT |
1010 | return; |
1011 | } | |
1012 | chip_write(chip, TDA9874A_AOSR, aosr); | |
1013 | chip_write(chip, TDA9874A_MDACOSR, mdacosr); | |
1014 | ||
7bcfdf0f DG |
1015 | v4l2_dbg(1, debug, sd, |
1016 | "tda9874a_setaudmode(): req. mode %d; AOSR=0x%X, MDACOSR=0x%X.\n", | |
1da177e4 LT |
1017 | mode, aosr, mdacosr); |
1018 | ||
1019 | } else { /* dic == 0x07 */ | |
1020 | int fmmr,aosr; | |
1021 | ||
1022 | switch(mode) { | |
dc3d75da | 1023 | case V4L2_TUNER_MODE_MONO: |
1da177e4 LT |
1024 | fmmr = 0x00; /* mono */ |
1025 | aosr = 0x10; /* A/A */ | |
1026 | break; | |
dc3d75da | 1027 | case V4L2_TUNER_MODE_STEREO: |
1da177e4 LT |
1028 | if(tda9874a_mode) { |
1029 | fmmr = 0x00; | |
1030 | aosr = 0x00; /* handled by NICAM auto-mute */ | |
1031 | } else { | |
1032 | fmmr = (tda9874a_ESP == 1) ? 0x05 : 0x04; /* stereo */ | |
1033 | aosr = 0x00; | |
1034 | } | |
1035 | break; | |
dc3d75da | 1036 | case V4L2_TUNER_MODE_LANG1: |
1da177e4 LT |
1037 | fmmr = 0x02; /* dual */ |
1038 | aosr = 0x10; /* dual A/A */ | |
1039 | break; | |
dc3d75da | 1040 | case V4L2_TUNER_MODE_LANG2: |
1da177e4 LT |
1041 | fmmr = 0x02; /* dual */ |
1042 | aosr = 0x20; /* dual B/B */ | |
1043 | break; | |
9e019e07 DG |
1044 | case V4L2_TUNER_MODE_LANG1_LANG2: |
1045 | fmmr = 0x02; /* dual */ | |
1046 | aosr = 0x00; /* dual A/B */ | |
1047 | break; | |
1da177e4 | 1048 | default: |
1da177e4 LT |
1049 | return; |
1050 | } | |
1051 | chip_write(chip, TDA9874A_FMMR, fmmr); | |
1052 | chip_write(chip, TDA9874A_AOSR, aosr); | |
1053 | ||
7bcfdf0f DG |
1054 | v4l2_dbg(1, debug, sd, |
1055 | "tda9874a_setaudmode(): req. mode %d; FMMR=0x%X, AOSR=0x%X.\n", | |
1da177e4 LT |
1056 | mode, fmmr, aosr); |
1057 | } | |
1058 | } | |
1059 | ||
1060 | static int tda9874a_checkit(struct CHIPSTATE *chip) | |
1061 | { | |
64f70e7e | 1062 | struct v4l2_subdev *sd = &chip->sd; |
1da177e4 LT |
1063 | int dic,sic; /* device id. and software id. codes */ |
1064 | ||
1065 | if(-1 == (dic = chip_read2(chip,TDA9874A_DIC))) | |
1066 | return 0; | |
1067 | if(-1 == (sic = chip_read2(chip,TDA9874A_SIC))) | |
1068 | return 0; | |
1069 | ||
64f70e7e | 1070 | v4l2_dbg(1, debug, sd, "tda9874a_checkit(): DIC=0x%X, SIC=0x%X.\n", dic, sic); |
1da177e4 LT |
1071 | |
1072 | if((dic == 0x11)||(dic == 0x07)) { | |
64f70e7e | 1073 | v4l2_info(sd, "found tda9874%s.\n", (dic == 0x11) ? "a" : "h"); |
1da177e4 LT |
1074 | tda9874a_dic = dic; /* remember device id. */ |
1075 | return 1; | |
1076 | } | |
1077 | return 0; /* not found */ | |
1078 | } | |
1079 | ||
1080 | static int tda9874a_initialize(struct CHIPSTATE *chip) | |
1081 | { | |
1082 | if (tda9874a_SIF > 2) | |
1083 | tda9874a_SIF = 1; | |
04e6f990 | 1084 | if (tda9874a_STD >= ARRAY_SIZE(tda9874a_modelist)) |
1da177e4 LT |
1085 | tda9874a_STD = 0; |
1086 | if(tda9874a_AMSEL > 1) | |
1087 | tda9874a_AMSEL = 0; | |
1088 | ||
1089 | if(tda9874a_SIF == 1) | |
1090 | tda9874a_GCONR = 0xc0; /* sound IF input 1 */ | |
1091 | else | |
1092 | tda9874a_GCONR = 0xc1; /* sound IF input 2 */ | |
1093 | ||
1094 | tda9874a_ESP = tda9874a_STD; | |
1095 | tda9874a_mode = (tda9874a_STD < 5) ? 0 : 1; | |
1096 | ||
1097 | if(tda9874a_AMSEL == 0) | |
1098 | tda9874a_NCONR = 0x01; /* auto-mute: analog mono input */ | |
1099 | else | |
1100 | tda9874a_NCONR = 0x05; /* auto-mute: 1st carrier FM or AM */ | |
1101 | ||
1102 | tda9874a_setup(chip); | |
1103 | return 0; | |
1104 | } | |
1105 | ||
411674fd HV |
1106 | /* ---------------------------------------------------------------------- */ |
1107 | /* audio chip description - defines+functions for tda9875 */ | |
1108 | /* The TDA9875 is made by Philips Semiconductor | |
1109 | * http://www.semiconductors.philips.com | |
1110 | * TDA9875: I2C-bus controlled DSP audio processor, FM demodulator | |
1111 | * | |
1112 | */ | |
1113 | ||
1114 | /* subaddresses for TDA9875 */ | |
1115 | #define TDA9875_MUT 0x12 /*General mute (value --> 0b11001100*/ | |
1116 | #define TDA9875_CFG 0x01 /* Config register (value --> 0b00000000 */ | |
1117 | #define TDA9875_DACOS 0x13 /*DAC i/o select (ADC) 0b0000100*/ | |
1118 | #define TDA9875_LOSR 0x16 /*Line output select regirter 0b0100 0001*/ | |
1119 | ||
1120 | #define TDA9875_CH1V 0x0c /*Channel 1 volume (mute)*/ | |
1121 | #define TDA9875_CH2V 0x0d /*Channel 2 volume (mute)*/ | |
1122 | #define TDA9875_SC1 0x14 /*SCART 1 in (mono)*/ | |
1123 | #define TDA9875_SC2 0x15 /*SCART 2 in (mono)*/ | |
1124 | ||
1125 | #define TDA9875_ADCIS 0x17 /*ADC input select (mono) 0b0110 000*/ | |
1126 | #define TDA9875_AER 0x19 /*Audio effect (AVL+Pseudo) 0b0000 0110*/ | |
1127 | #define TDA9875_MCS 0x18 /*Main channel select (DAC) 0b0000100*/ | |
1128 | #define TDA9875_MVL 0x1a /* Main volume gauche */ | |
1129 | #define TDA9875_MVR 0x1b /* Main volume droite */ | |
1130 | #define TDA9875_MBA 0x1d /* Main Basse */ | |
1131 | #define TDA9875_MTR 0x1e /* Main treble */ | |
25985edc LDM |
1132 | #define TDA9875_ACS 0x1f /* Auxiliary channel select (FM) 0b0000000*/ |
1133 | #define TDA9875_AVL 0x20 /* Auxiliary volume gauche */ | |
1134 | #define TDA9875_AVR 0x21 /* Auxiliary volume droite */ | |
1135 | #define TDA9875_ABA 0x22 /* Auxiliary Basse */ | |
1136 | #define TDA9875_ATR 0x23 /* Auxiliary treble */ | |
411674fd HV |
1137 | |
1138 | #define TDA9875_MSR 0x02 /* Monitor select register */ | |
1139 | #define TDA9875_C1MSB 0x03 /* Carrier 1 (FM) frequency register MSB */ | |
1140 | #define TDA9875_C1MIB 0x04 /* Carrier 1 (FM) frequency register (16-8]b */ | |
1141 | #define TDA9875_C1LSB 0x05 /* Carrier 1 (FM) frequency register LSB */ | |
1142 | #define TDA9875_C2MSB 0x06 /* Carrier 2 (nicam) frequency register MSB */ | |
1143 | #define TDA9875_C2MIB 0x07 /* Carrier 2 (nicam) frequency register (16-8]b */ | |
1144 | #define TDA9875_C2LSB 0x08 /* Carrier 2 (nicam) frequency register LSB */ | |
1145 | #define TDA9875_DCR 0x09 /* Demodulateur configuration regirter*/ | |
1146 | #define TDA9875_DEEM 0x0a /* FM de-emphasis regirter*/ | |
1147 | #define TDA9875_FMAT 0x0b /* FM Matrix regirter*/ | |
1148 | ||
1149 | /* values */ | |
1150 | #define TDA9875_MUTE_ON 0xff /* general mute */ | |
1151 | #define TDA9875_MUTE_OFF 0xcc /* general no mute */ | |
1152 | ||
1153 | static int tda9875_initialize(struct CHIPSTATE *chip) | |
1154 | { | |
1155 | chip_write(chip, TDA9875_CFG, 0xd0); /*reg de config 0 (reset)*/ | |
1156 | chip_write(chip, TDA9875_MSR, 0x03); /* Monitor 0b00000XXX*/ | |
1157 | chip_write(chip, TDA9875_C1MSB, 0x00); /*Car1(FM) MSB XMHz*/ | |
1158 | chip_write(chip, TDA9875_C1MIB, 0x00); /*Car1(FM) MIB XMHz*/ | |
1159 | chip_write(chip, TDA9875_C1LSB, 0x00); /*Car1(FM) LSB XMHz*/ | |
1160 | chip_write(chip, TDA9875_C2MSB, 0x00); /*Car2(NICAM) MSB XMHz*/ | |
1161 | chip_write(chip, TDA9875_C2MIB, 0x00); /*Car2(NICAM) MIB XMHz*/ | |
1162 | chip_write(chip, TDA9875_C2LSB, 0x00); /*Car2(NICAM) LSB XMHz*/ | |
1163 | chip_write(chip, TDA9875_DCR, 0x00); /*Demod config 0x00*/ | |
1164 | chip_write(chip, TDA9875_DEEM, 0x44); /*DE-Emph 0b0100 0100*/ | |
1165 | chip_write(chip, TDA9875_FMAT, 0x00); /*FM Matrix reg 0x00*/ | |
1166 | chip_write(chip, TDA9875_SC1, 0x00); /* SCART 1 (SC1)*/ | |
1167 | chip_write(chip, TDA9875_SC2, 0x01); /* SCART 2 (sc2)*/ | |
1168 | ||
1169 | chip_write(chip, TDA9875_CH1V, 0x10); /* Channel volume 1 mute*/ | |
1170 | chip_write(chip, TDA9875_CH2V, 0x10); /* Channel volume 2 mute */ | |
1171 | chip_write(chip, TDA9875_DACOS, 0x02); /* sig DAC i/o(in:nicam)*/ | |
1172 | chip_write(chip, TDA9875_ADCIS, 0x6f); /* sig ADC input(in:mono)*/ | |
1173 | chip_write(chip, TDA9875_LOSR, 0x00); /* line out (in:mono)*/ | |
1174 | chip_write(chip, TDA9875_AER, 0x00); /*06 Effect (AVL+PSEUDO) */ | |
1175 | chip_write(chip, TDA9875_MCS, 0x44); /* Main ch select (DAC) */ | |
1176 | chip_write(chip, TDA9875_MVL, 0x03); /* Vol Main left 10dB */ | |
1177 | chip_write(chip, TDA9875_MVR, 0x03); /* Vol Main right 10dB*/ | |
1178 | chip_write(chip, TDA9875_MBA, 0x00); /* Main Bass Main 0dB*/ | |
1179 | chip_write(chip, TDA9875_MTR, 0x00); /* Main Treble Main 0dB*/ | |
1180 | chip_write(chip, TDA9875_ACS, 0x44); /* Aux chan select (dac)*/ | |
1181 | chip_write(chip, TDA9875_AVL, 0x00); /* Vol Aux left 0dB*/ | |
1182 | chip_write(chip, TDA9875_AVR, 0x00); /* Vol Aux right 0dB*/ | |
1183 | chip_write(chip, TDA9875_ABA, 0x00); /* Aux Bass Main 0dB*/ | |
1184 | chip_write(chip, TDA9875_ATR, 0x00); /* Aux Aigus Main 0dB*/ | |
1185 | ||
1186 | chip_write(chip, TDA9875_MUT, 0xcc); /* General mute */ | |
1187 | return 0; | |
1188 | } | |
1189 | ||
1190 | static int tda9875_volume(int val) { return (unsigned char)(val / 602 - 84); } | |
1191 | static int tda9875_bass(int val) { return (unsigned char)(max(-12, val / 2115 - 15)); } | |
1192 | static int tda9875_treble(int val) { return (unsigned char)(val / 2622 - 12); } | |
1193 | ||
1194 | /* ----------------------------------------------------------------------- */ | |
1195 | ||
1196 | ||
1197 | /* *********************** * | |
1198 | * i2c interface functions * | |
1199 | * *********************** */ | |
1200 | ||
1201 | static int tda9875_checkit(struct CHIPSTATE *chip) | |
1202 | { | |
1203 | struct v4l2_subdev *sd = &chip->sd; | |
1204 | int dic, rev; | |
1205 | ||
1206 | dic = chip_read2(chip, 254); | |
1207 | rev = chip_read2(chip, 255); | |
1208 | ||
1209 | if (dic == 0 || dic == 2) { /* tda9875 and tda9875A */ | |
1210 | v4l2_info(sd, "found tda9875%s rev. %d.\n", | |
1211 | dic == 0 ? "" : "A", rev); | |
1212 | return 1; | |
1213 | } | |
1214 | return 0; | |
1215 | } | |
1da177e4 LT |
1216 | |
1217 | /* ---------------------------------------------------------------------- */ | |
1218 | /* audio chip descriptions - defines+functions for tea6420 */ | |
1219 | ||
1220 | #define TEA6300_VL 0x00 /* volume left */ | |
1221 | #define TEA6300_VR 0x01 /* volume right */ | |
1222 | #define TEA6300_BA 0x02 /* bass */ | |
1223 | #define TEA6300_TR 0x03 /* treble */ | |
1224 | #define TEA6300_FA 0x04 /* fader control */ | |
1225 | #define TEA6300_S 0x05 /* switch register */ | |
f2421ca3 | 1226 | /* values for those registers: */ |
1da177e4 LT |
1227 | #define TEA6300_S_SA 0x01 /* stereo A input */ |
1228 | #define TEA6300_S_SB 0x02 /* stereo B */ | |
1229 | #define TEA6300_S_SC 0x04 /* stereo C */ | |
1230 | #define TEA6300_S_GMU 0x80 /* general mute */ | |
1231 | ||
1232 | #define TEA6320_V 0x00 /* volume (0-5)/loudness off (6)/zero crossing mute(7) */ | |
1233 | #define TEA6320_FFR 0x01 /* fader front right (0-5) */ | |
1234 | #define TEA6320_FFL 0x02 /* fader front left (0-5) */ | |
1235 | #define TEA6320_FRR 0x03 /* fader rear right (0-5) */ | |
1236 | #define TEA6320_FRL 0x04 /* fader rear left (0-5) */ | |
1237 | #define TEA6320_BA 0x05 /* bass (0-4) */ | |
1238 | #define TEA6320_TR 0x06 /* treble (0-4) */ | |
1239 | #define TEA6320_S 0x07 /* switch register */ | |
f2421ca3 | 1240 | /* values for those registers: */ |
1da177e4 LT |
1241 | #define TEA6320_S_SA 0x07 /* stereo A input */ |
1242 | #define TEA6320_S_SB 0x06 /* stereo B */ | |
1243 | #define TEA6320_S_SC 0x05 /* stereo C */ | |
1244 | #define TEA6320_S_SD 0x04 /* stereo D */ | |
1245 | #define TEA6320_S_GMU 0x80 /* general mute */ | |
1246 | ||
1247 | #define TEA6420_S_SA 0x00 /* stereo A input */ | |
1248 | #define TEA6420_S_SB 0x01 /* stereo B */ | |
1249 | #define TEA6420_S_SC 0x02 /* stereo C */ | |
1250 | #define TEA6420_S_SD 0x03 /* stereo D */ | |
1251 | #define TEA6420_S_SE 0x04 /* stereo E */ | |
1252 | #define TEA6420_S_GMU 0x05 /* general mute */ | |
1253 | ||
1254 | static int tea6300_shift10(int val) { return val >> 10; } | |
1255 | static int tea6300_shift12(int val) { return val >> 12; } | |
1256 | ||
1257 | /* Assumes 16bit input (values 0x3f to 0x0c are unique, values less than */ | |
1258 | /* 0x0c mirror those immediately higher) */ | |
1259 | static int tea6320_volume(int val) { return (val / (65535/(63-12)) + 12) & 0x3f; } | |
1260 | static int tea6320_shift11(int val) { return val >> 11; } | |
1261 | static int tea6320_initialize(struct CHIPSTATE * chip) | |
1262 | { | |
1263 | chip_write(chip, TEA6320_FFR, 0x3f); | |
1264 | chip_write(chip, TEA6320_FFL, 0x3f); | |
1265 | chip_write(chip, TEA6320_FRR, 0x3f); | |
1266 | chip_write(chip, TEA6320_FRL, 0x3f); | |
1267 | ||
1268 | return 0; | |
1269 | } | |
1270 | ||
1271 | ||
1272 | /* ---------------------------------------------------------------------- */ | |
1273 | /* audio chip descriptions - defines+functions for tda8425 */ | |
1274 | ||
1275 | #define TDA8425_VL 0x00 /* volume left */ | |
1276 | #define TDA8425_VR 0x01 /* volume right */ | |
1277 | #define TDA8425_BA 0x02 /* bass */ | |
1278 | #define TDA8425_TR 0x03 /* treble */ | |
1279 | #define TDA8425_S1 0x08 /* switch functions */ | |
f2421ca3 | 1280 | /* values for those registers: */ |
1da177e4 LT |
1281 | #define TDA8425_S1_OFF 0xEE /* audio off (mute on) */ |
1282 | #define TDA8425_S1_CH1 0xCE /* audio channel 1 (mute off) - "linear stereo" mode */ | |
1283 | #define TDA8425_S1_CH2 0xCF /* audio channel 2 (mute off) - "linear stereo" mode */ | |
1284 | #define TDA8425_S1_MU 0x20 /* mute bit */ | |
1285 | #define TDA8425_S1_STEREO 0x18 /* stereo bits */ | |
1286 | #define TDA8425_S1_STEREO_SPATIAL 0x18 /* spatial stereo */ | |
1287 | #define TDA8425_S1_STEREO_LINEAR 0x08 /* linear stereo */ | |
1288 | #define TDA8425_S1_STEREO_PSEUDO 0x10 /* pseudo stereo */ | |
1289 | #define TDA8425_S1_STEREO_MONO 0x00 /* forced mono */ | |
1290 | #define TDA8425_S1_ML 0x06 /* language selector */ | |
1291 | #define TDA8425_S1_ML_SOUND_A 0x02 /* sound a */ | |
1292 | #define TDA8425_S1_ML_SOUND_B 0x04 /* sound b */ | |
1293 | #define TDA8425_S1_ML_STEREO 0x06 /* stereo */ | |
1294 | #define TDA8425_S1_IS 0x01 /* channel selector */ | |
1295 | ||
1296 | ||
1297 | static int tda8425_shift10(int val) { return (val >> 10) | 0xc0; } | |
1298 | static int tda8425_shift12(int val) { return (val >> 12) | 0xf0; } | |
1299 | ||
7bcfdf0f | 1300 | static void tda8425_setaudmode(struct CHIPSTATE *chip, int mode) |
1da177e4 LT |
1301 | { |
1302 | int s1 = chip->shadow.bytes[TDA8425_S1+1] & 0xe1; | |
1303 | ||
f952848d DG |
1304 | switch (mode) { |
1305 | case V4L2_TUNER_MODE_LANG1: | |
1da177e4 LT |
1306 | s1 |= TDA8425_S1_ML_SOUND_A; |
1307 | s1 |= TDA8425_S1_STEREO_PSEUDO; | |
f952848d DG |
1308 | break; |
1309 | case V4L2_TUNER_MODE_LANG2: | |
1da177e4 LT |
1310 | s1 |= TDA8425_S1_ML_SOUND_B; |
1311 | s1 |= TDA8425_S1_STEREO_PSEUDO; | |
f952848d | 1312 | break; |
9e019e07 DG |
1313 | case V4L2_TUNER_MODE_LANG1_LANG2: |
1314 | s1 |= TDA8425_S1_ML_STEREO; | |
1315 | s1 |= TDA8425_S1_STEREO_LINEAR; | |
1316 | break; | |
f952848d | 1317 | case V4L2_TUNER_MODE_MONO: |
1da177e4 | 1318 | s1 |= TDA8425_S1_ML_STEREO; |
f952848d DG |
1319 | s1 |= TDA8425_S1_STEREO_MONO; |
1320 | break; | |
1321 | case V4L2_TUNER_MODE_STEREO: | |
1322 | s1 |= TDA8425_S1_ML_STEREO; | |
1323 | s1 |= TDA8425_S1_STEREO_SPATIAL; | |
1324 | break; | |
1325 | default: | |
1326 | return; | |
1da177e4 LT |
1327 | } |
1328 | chip_write(chip,TDA8425_S1,s1); | |
1329 | } | |
1330 | ||
1331 | ||
1332 | /* ---------------------------------------------------------------------- */ | |
1333 | /* audio chip descriptions - defines+functions for pic16c54 (PV951) */ | |
1334 | ||
1335 | /* the registers of 16C54, I2C sub address. */ | |
1336 | #define PIC16C54_REG_KEY_CODE 0x01 /* Not use. */ | |
1337 | #define PIC16C54_REG_MISC 0x02 | |
1338 | ||
1339 | /* bit definition of the RESET register, I2C data. */ | |
1340 | #define PIC16C54_MISC_RESET_REMOTE_CTL 0x01 /* bit 0, Reset to receive the key */ | |
f2421ca3 | 1341 | /* code of remote controller */ |
1da177e4 LT |
1342 | #define PIC16C54_MISC_MTS_MAIN 0x02 /* bit 1 */ |
1343 | #define PIC16C54_MISC_MTS_SAP 0x04 /* bit 2 */ | |
1344 | #define PIC16C54_MISC_MTS_BOTH 0x08 /* bit 3 */ | |
1345 | #define PIC16C54_MISC_SND_MUTE 0x10 /* bit 4, Mute Audio(Line-in and Tuner) */ | |
1346 | #define PIC16C54_MISC_SND_NOTMUTE 0x20 /* bit 5 */ | |
1347 | #define PIC16C54_MISC_SWITCH_TUNER 0x40 /* bit 6 , Switch to Line-in */ | |
1348 | #define PIC16C54_MISC_SWITCH_LINE 0x80 /* bit 7 , Switch to Tuner */ | |
1349 | ||
1350 | /* ---------------------------------------------------------------------- */ | |
1351 | /* audio chip descriptions - defines+functions for TA8874Z */ | |
1352 | ||
18fc59e2 | 1353 | /* write 1st byte */ |
1da177e4 LT |
1354 | #define TA8874Z_LED_STE 0x80 |
1355 | #define TA8874Z_LED_BIL 0x40 | |
1356 | #define TA8874Z_LED_EXT 0x20 | |
1357 | #define TA8874Z_MONO_SET 0x10 | |
1358 | #define TA8874Z_MUTE 0x08 | |
1359 | #define TA8874Z_F_MONO 0x04 | |
1360 | #define TA8874Z_MODE_SUB 0x02 | |
1361 | #define TA8874Z_MODE_MAIN 0x01 | |
1362 | ||
18fc59e2 MCC |
1363 | /* write 2nd byte */ |
1364 | /*#define TA8874Z_TI 0x80 */ /* test mode */ | |
1da177e4 LT |
1365 | #define TA8874Z_SEPARATION 0x3f |
1366 | #define TA8874Z_SEPARATION_DEFAULT 0x10 | |
1367 | ||
18fc59e2 | 1368 | /* read */ |
1da177e4 LT |
1369 | #define TA8874Z_B1 0x80 |
1370 | #define TA8874Z_B0 0x40 | |
1371 | #define TA8874Z_CHAG_FLAG 0x20 | |
1372 | ||
18fc59e2 MCC |
1373 | /* |
1374 | * B1 B0 | |
1375 | * mono L H | |
1376 | * stereo L L | |
1377 | * BIL H L | |
1378 | */ | |
7bcfdf0f | 1379 | static int ta8874z_getrxsubchans(struct CHIPSTATE *chip) |
1da177e4 LT |
1380 | { |
1381 | int val, mode; | |
1382 | ||
1383 | val = chip_read(chip); | |
3322a59e | 1384 | mode = V4L2_TUNER_SUB_MONO; |
1da177e4 | 1385 | if (val & TA8874Z_B1){ |
3322a59e | 1386 | mode |= V4L2_TUNER_SUB_LANG1 | V4L2_TUNER_SUB_LANG2; |
1da177e4 | 1387 | }else if (!(val & TA8874Z_B0)){ |
1884e298 | 1388 | mode = V4L2_TUNER_SUB_STEREO; |
1da177e4 | 1389 | } |
7bcfdf0f DG |
1390 | /* v4l2_dbg(1, debug, &chip->sd, |
1391 | "ta8874z_getrxsubchans(): raw chip read: 0x%02x, return: 0x%02x\n", | |
1392 | val, mode); */ | |
1da177e4 LT |
1393 | return mode; |
1394 | } | |
1395 | ||
1396 | static audiocmd ta8874z_stereo = { 2, {0, TA8874Z_SEPARATION_DEFAULT}}; | |
1397 | static audiocmd ta8874z_mono = {2, { TA8874Z_MONO_SET, TA8874Z_SEPARATION_DEFAULT}}; | |
1398 | static audiocmd ta8874z_main = {2, { 0, TA8874Z_SEPARATION_DEFAULT}}; | |
1399 | static audiocmd ta8874z_sub = {2, { TA8874Z_MODE_SUB, TA8874Z_SEPARATION_DEFAULT}}; | |
9e019e07 | 1400 | static audiocmd ta8874z_both = {2, { TA8874Z_MODE_MAIN | TA8874Z_MODE_SUB, TA8874Z_SEPARATION_DEFAULT}}; |
1da177e4 | 1401 | |
7bcfdf0f | 1402 | static void ta8874z_setaudmode(struct CHIPSTATE *chip, int mode) |
1da177e4 | 1403 | { |
64f70e7e | 1404 | struct v4l2_subdev *sd = &chip->sd; |
1da177e4 LT |
1405 | int update = 1; |
1406 | audiocmd *t = NULL; | |
64f70e7e | 1407 | |
7bcfdf0f | 1408 | v4l2_dbg(1, debug, sd, "ta8874z_setaudmode(): mode: 0x%02x\n", mode); |
1da177e4 LT |
1409 | |
1410 | switch(mode){ | |
dc3d75da | 1411 | case V4L2_TUNER_MODE_MONO: |
1da177e4 LT |
1412 | t = &ta8874z_mono; |
1413 | break; | |
dc3d75da | 1414 | case V4L2_TUNER_MODE_STEREO: |
1da177e4 LT |
1415 | t = &ta8874z_stereo; |
1416 | break; | |
dc3d75da | 1417 | case V4L2_TUNER_MODE_LANG1: |
1da177e4 LT |
1418 | t = &ta8874z_main; |
1419 | break; | |
dc3d75da | 1420 | case V4L2_TUNER_MODE_LANG2: |
1da177e4 LT |
1421 | t = &ta8874z_sub; |
1422 | break; | |
9e019e07 DG |
1423 | case V4L2_TUNER_MODE_LANG1_LANG2: |
1424 | t = &ta8874z_both; | |
1425 | break; | |
1da177e4 LT |
1426 | default: |
1427 | update = 0; | |
1428 | } | |
1429 | ||
1430 | if(update) | |
1431 | chip_cmd(chip, "TA8874Z", t); | |
1432 | } | |
1433 | ||
1434 | static int ta8874z_checkit(struct CHIPSTATE *chip) | |
1435 | { | |
1436 | int rc; | |
1437 | rc = chip_read(chip); | |
1438 | return ((rc & 0x1f) == 0x1f) ? 1 : 0; | |
1439 | } | |
1440 | ||
1441 | /* ---------------------------------------------------------------------- */ | |
1442 | /* audio chip descriptions - struct CHIPDESC */ | |
1443 | ||
1444 | /* insmod options to enable/disable individual audio chips */ | |
52c1da39 AB |
1445 | static int tda8425 = 1; |
1446 | static int tda9840 = 1; | |
1447 | static int tda9850 = 1; | |
1448 | static int tda9855 = 1; | |
1449 | static int tda9873 = 1; | |
1450 | static int tda9874a = 1; | |
411674fd | 1451 | static int tda9875 = 1; |
ff699e6b DSL |
1452 | static int tea6300; /* default 0 - address clash with msp34xx */ |
1453 | static int tea6320; /* default 0 - address clash with msp34xx */ | |
52c1da39 AB |
1454 | static int tea6420 = 1; |
1455 | static int pic16c54 = 1; | |
ff699e6b | 1456 | static int ta8874z; /* default 0 - address clash with tda9840 */ |
1da177e4 LT |
1457 | |
1458 | module_param(tda8425, int, 0444); | |
1459 | module_param(tda9840, int, 0444); | |
1460 | module_param(tda9850, int, 0444); | |
1461 | module_param(tda9855, int, 0444); | |
1462 | module_param(tda9873, int, 0444); | |
1463 | module_param(tda9874a, int, 0444); | |
411674fd | 1464 | module_param(tda9875, int, 0444); |
1da177e4 LT |
1465 | module_param(tea6300, int, 0444); |
1466 | module_param(tea6320, int, 0444); | |
1467 | module_param(tea6420, int, 0444); | |
1468 | module_param(pic16c54, int, 0444); | |
1469 | module_param(ta8874z, int, 0444); | |
1470 | ||
1471 | static struct CHIPDESC chiplist[] = { | |
1472 | { | |
1473 | .name = "tda9840", | |
1da177e4 | 1474 | .insmodopt = &tda9840, |
09df1c16 MCC |
1475 | .addr_lo = I2C_ADDR_TDA9840 >> 1, |
1476 | .addr_hi = I2C_ADDR_TDA9840 >> 1, | |
1da177e4 | 1477 | .registers = 5, |
dd03e970 | 1478 | .flags = CHIP_NEED_CHECKMODE, |
1da177e4 | 1479 | |
af1a9951 | 1480 | /* callbacks */ |
94f9e56e | 1481 | .checkit = tda9840_checkit, |
7bcfdf0f DG |
1482 | .getrxsubchans = tda9840_getrxsubchans, |
1483 | .setaudmode = tda9840_setaudmode, | |
1da177e4 | 1484 | |
4ac97914 | 1485 | .init = { 2, { TDA9840_TEST, TDA9840_TEST_INT1SN |
1da177e4 LT |
1486 | /* ,TDA9840_SW, TDA9840_MONO */} } |
1487 | }, | |
1488 | { | |
1489 | .name = "tda9873h", | |
1da177e4 | 1490 | .insmodopt = &tda9873, |
09df1c16 MCC |
1491 | .addr_lo = I2C_ADDR_TDA985x_L >> 1, |
1492 | .addr_hi = I2C_ADDR_TDA985x_H >> 1, | |
1da177e4 | 1493 | .registers = 3, |
dd03e970 | 1494 | .flags = CHIP_HAS_INPUTSEL | CHIP_NEED_CHECKMODE, |
1da177e4 | 1495 | |
af1a9951 MCC |
1496 | /* callbacks */ |
1497 | .checkit = tda9873_checkit, | |
7bcfdf0f DG |
1498 | .getrxsubchans = tda9873_getrxsubchans, |
1499 | .setaudmode = tda9873_setaudmode, | |
1da177e4 LT |
1500 | |
1501 | .init = { 4, { TDA9873_SW, 0xa4, 0x06, 0x03 } }, | |
1502 | .inputreg = TDA9873_SW, | |
1503 | .inputmute = TDA9873_MUTE | TDA9873_AUTOMUTE, | |
8bf2f8e7 | 1504 | .inputmap = {0xa0, 0xa2, 0xa0, 0xa0}, |
1da177e4 LT |
1505 | .inputmask = TDA9873_INP_MASK|TDA9873_MUTE|TDA9873_AUTOMUTE, |
1506 | ||
1507 | }, | |
1508 | { | |
1509 | .name = "tda9874h/a", | |
1da177e4 | 1510 | .insmodopt = &tda9874a, |
09df1c16 MCC |
1511 | .addr_lo = I2C_ADDR_TDA9874 >> 1, |
1512 | .addr_hi = I2C_ADDR_TDA9874 >> 1, | |
dd03e970 | 1513 | .flags = CHIP_NEED_CHECKMODE, |
1da177e4 | 1514 | |
af1a9951 MCC |
1515 | /* callbacks */ |
1516 | .initialize = tda9874a_initialize, | |
1517 | .checkit = tda9874a_checkit, | |
7bcfdf0f DG |
1518 | .getrxsubchans = tda9874a_getrxsubchans, |
1519 | .setaudmode = tda9874a_setaudmode, | |
1da177e4 | 1520 | }, |
411674fd HV |
1521 | { |
1522 | .name = "tda9875", | |
1523 | .insmodopt = &tda9875, | |
1524 | .addr_lo = I2C_ADDR_TDA9875 >> 1, | |
1525 | .addr_hi = I2C_ADDR_TDA9875 >> 1, | |
1526 | .flags = CHIP_HAS_VOLUME | CHIP_HAS_BASSTREBLE, | |
1527 | ||
1528 | /* callbacks */ | |
1529 | .initialize = tda9875_initialize, | |
1530 | .checkit = tda9875_checkit, | |
1531 | .volfunc = tda9875_volume, | |
1532 | .bassfunc = tda9875_bass, | |
1533 | .treblefunc = tda9875_treble, | |
1534 | .leftreg = TDA9875_MVL, | |
1535 | .rightreg = TDA9875_MVR, | |
1536 | .bassreg = TDA9875_MBA, | |
1537 | .treblereg = TDA9875_MTR, | |
a346caac | 1538 | .volinit = 58880, |
411674fd | 1539 | }, |
1da177e4 LT |
1540 | { |
1541 | .name = "tda9850", | |
1da177e4 | 1542 | .insmodopt = &tda9850, |
09df1c16 MCC |
1543 | .addr_lo = I2C_ADDR_TDA985x_L >> 1, |
1544 | .addr_hi = I2C_ADDR_TDA985x_H >> 1, | |
1da177e4 LT |
1545 | .registers = 11, |
1546 | ||
7bcfdf0f DG |
1547 | .getrxsubchans = tda985x_getrxsubchans, |
1548 | .setaudmode = tda985x_setaudmode, | |
1da177e4 LT |
1549 | |
1550 | .init = { 8, { TDA9850_C4, 0x08, 0x08, TDA985x_STEREO, 0x07, 0x10, 0x10, 0x03 } } | |
1551 | }, | |
1552 | { | |
1553 | .name = "tda9855", | |
1da177e4 | 1554 | .insmodopt = &tda9855, |
09df1c16 MCC |
1555 | .addr_lo = I2C_ADDR_TDA985x_L >> 1, |
1556 | .addr_hi = I2C_ADDR_TDA985x_H >> 1, | |
1da177e4 LT |
1557 | .registers = 11, |
1558 | .flags = CHIP_HAS_VOLUME | CHIP_HAS_BASSTREBLE, | |
1559 | ||
1560 | .leftreg = TDA9855_VL, | |
1561 | .rightreg = TDA9855_VR, | |
1562 | .bassreg = TDA9855_BA, | |
1563 | .treblereg = TDA9855_TR, | |
af1a9951 MCC |
1564 | |
1565 | /* callbacks */ | |
1da177e4 LT |
1566 | .volfunc = tda9855_volume, |
1567 | .bassfunc = tda9855_bass, | |
1568 | .treblefunc = tda9855_treble, | |
7bcfdf0f DG |
1569 | .getrxsubchans = tda985x_getrxsubchans, |
1570 | .setaudmode = tda985x_setaudmode, | |
1da177e4 LT |
1571 | |
1572 | .init = { 12, { 0, 0x6f, 0x6f, 0x0e, 0x07<<1, 0x8<<2, | |
1573 | TDA9855_MUTE | TDA9855_AVL | TDA9855_LOUD | TDA9855_INT, | |
1574 | TDA985x_STEREO | TDA9855_LINEAR | TDA9855_TZCM | TDA9855_VZCM, | |
1575 | 0x07, 0x10, 0x10, 0x03 }} | |
1576 | }, | |
1577 | { | |
1578 | .name = "tea6300", | |
1da177e4 | 1579 | .insmodopt = &tea6300, |
09df1c16 MCC |
1580 | .addr_lo = I2C_ADDR_TEA6300 >> 1, |
1581 | .addr_hi = I2C_ADDR_TEA6300 >> 1, | |
1da177e4 LT |
1582 | .registers = 6, |
1583 | .flags = CHIP_HAS_VOLUME | CHIP_HAS_BASSTREBLE | CHIP_HAS_INPUTSEL, | |
1584 | ||
1585 | .leftreg = TEA6300_VR, | |
1586 | .rightreg = TEA6300_VL, | |
1587 | .bassreg = TEA6300_BA, | |
1588 | .treblereg = TEA6300_TR, | |
af1a9951 MCC |
1589 | |
1590 | /* callbacks */ | |
1da177e4 LT |
1591 | .volfunc = tea6300_shift10, |
1592 | .bassfunc = tea6300_shift12, | |
1593 | .treblefunc = tea6300_shift12, | |
1594 | ||
1595 | .inputreg = TEA6300_S, | |
1596 | .inputmap = { TEA6300_S_SA, TEA6300_S_SB, TEA6300_S_SC }, | |
1597 | .inputmute = TEA6300_S_GMU, | |
1598 | }, | |
1599 | { | |
1600 | .name = "tea6320", | |
1da177e4 | 1601 | .insmodopt = &tea6320, |
09df1c16 MCC |
1602 | .addr_lo = I2C_ADDR_TEA6300 >> 1, |
1603 | .addr_hi = I2C_ADDR_TEA6300 >> 1, | |
1da177e4 LT |
1604 | .registers = 8, |
1605 | .flags = CHIP_HAS_VOLUME | CHIP_HAS_BASSTREBLE | CHIP_HAS_INPUTSEL, | |
1606 | ||
1607 | .leftreg = TEA6320_V, | |
1608 | .rightreg = TEA6320_V, | |
1609 | .bassreg = TEA6320_BA, | |
1610 | .treblereg = TEA6320_TR, | |
af1a9951 MCC |
1611 | |
1612 | /* callbacks */ | |
1613 | .initialize = tea6320_initialize, | |
1da177e4 LT |
1614 | .volfunc = tea6320_volume, |
1615 | .bassfunc = tea6320_shift11, | |
1616 | .treblefunc = tea6320_shift11, | |
1617 | ||
1618 | .inputreg = TEA6320_S, | |
1619 | .inputmap = { TEA6320_S_SA, TEA6420_S_SB, TEA6300_S_SC, TEA6320_S_SD }, | |
1620 | .inputmute = TEA6300_S_GMU, | |
1621 | }, | |
1622 | { | |
1623 | .name = "tea6420", | |
1da177e4 | 1624 | .insmodopt = &tea6420, |
09df1c16 MCC |
1625 | .addr_lo = I2C_ADDR_TEA6420 >> 1, |
1626 | .addr_hi = I2C_ADDR_TEA6420 >> 1, | |
1da177e4 LT |
1627 | .registers = 1, |
1628 | .flags = CHIP_HAS_INPUTSEL, | |
1629 | ||
1630 | .inputreg = -1, | |
1631 | .inputmap = { TEA6420_S_SA, TEA6420_S_SB, TEA6420_S_SC }, | |
71df09bc HV |
1632 | .inputmute = TEA6420_S_GMU, |
1633 | .inputmask = 0x07, | |
1da177e4 LT |
1634 | }, |
1635 | { | |
1636 | .name = "tda8425", | |
1da177e4 | 1637 | .insmodopt = &tda8425, |
09df1c16 MCC |
1638 | .addr_lo = I2C_ADDR_TDA8425 >> 1, |
1639 | .addr_hi = I2C_ADDR_TDA8425 >> 1, | |
1da177e4 LT |
1640 | .registers = 9, |
1641 | .flags = CHIP_HAS_VOLUME | CHIP_HAS_BASSTREBLE | CHIP_HAS_INPUTSEL, | |
1642 | ||
1643 | .leftreg = TDA8425_VL, | |
1644 | .rightreg = TDA8425_VR, | |
1645 | .bassreg = TDA8425_BA, | |
1646 | .treblereg = TDA8425_TR, | |
af1a9951 MCC |
1647 | |
1648 | /* callbacks */ | |
1da177e4 LT |
1649 | .volfunc = tda8425_shift10, |
1650 | .bassfunc = tda8425_shift12, | |
1651 | .treblefunc = tda8425_shift12, | |
7bcfdf0f | 1652 | .setaudmode = tda8425_setaudmode, |
1da177e4 LT |
1653 | |
1654 | .inputreg = TDA8425_S1, | |
1655 | .inputmap = { TDA8425_S1_CH1, TDA8425_S1_CH1, TDA8425_S1_CH1 }, | |
1656 | .inputmute = TDA8425_S1_OFF, | |
1657 | ||
1da177e4 LT |
1658 | }, |
1659 | { | |
1660 | .name = "pic16c54 (PV951)", | |
1da177e4 | 1661 | .insmodopt = &pic16c54, |
09df1c16 MCC |
1662 | .addr_lo = I2C_ADDR_PIC16C54 >> 1, |
1663 | .addr_hi = I2C_ADDR_PIC16C54>> 1, | |
1da177e4 LT |
1664 | .registers = 2, |
1665 | .flags = CHIP_HAS_INPUTSEL, | |
1666 | ||
1667 | .inputreg = PIC16C54_REG_MISC, | |
1668 | .inputmap = {PIC16C54_MISC_SND_NOTMUTE|PIC16C54_MISC_SWITCH_TUNER, | |
1669 | PIC16C54_MISC_SND_NOTMUTE|PIC16C54_MISC_SWITCH_LINE, | |
1670 | PIC16C54_MISC_SND_NOTMUTE|PIC16C54_MISC_SWITCH_LINE, | |
8bf2f8e7 | 1671 | PIC16C54_MISC_SND_MUTE}, |
1da177e4 LT |
1672 | .inputmute = PIC16C54_MISC_SND_MUTE, |
1673 | }, | |
1674 | { | |
1675 | .name = "ta8874z", | |
1da177e4 LT |
1676 | .checkit = ta8874z_checkit, |
1677 | .insmodopt = &ta8874z, | |
09df1c16 MCC |
1678 | .addr_lo = I2C_ADDR_TDA9840 >> 1, |
1679 | .addr_hi = I2C_ADDR_TDA9840 >> 1, | |
1da177e4 LT |
1680 | .registers = 2, |
1681 | ||
af1a9951 | 1682 | /* callbacks */ |
7bcfdf0f DG |
1683 | .getrxsubchans = ta8874z_getrxsubchans, |
1684 | .setaudmode = ta8874z_setaudmode, | |
1da177e4 | 1685 | |
4ac97914 | 1686 | .init = {2, { TA8874Z_MONO_SET, TA8874Z_SEPARATION_DEFAULT}}, |
1da177e4 LT |
1687 | }, |
1688 | { .name = NULL } /* EOF */ | |
1689 | }; | |
1690 | ||
1691 | ||
1692 | /* ---------------------------------------------------------------------- */ | |
1da177e4 | 1693 | |
c9114031 | 1694 | static int tvaudio_s_ctrl(struct v4l2_ctrl *ctrl) |
8bf2f8e7 | 1695 | { |
c9114031 | 1696 | struct v4l2_subdev *sd = to_sd(ctrl); |
64f70e7e | 1697 | struct CHIPSTATE *chip = to_state(sd); |
81cb5c4f | 1698 | struct CHIPDESC *desc = chip->desc; |
8bf2f8e7 HV |
1699 | |
1700 | switch (ctrl->id) { | |
1701 | case V4L2_CID_AUDIO_MUTE: | |
c9114031 | 1702 | chip->muted = ctrl->val; |
8bf2f8e7 HV |
1703 | if (chip->muted) |
1704 | chip_write_masked(chip,desc->inputreg,desc->inputmute,desc->inputmask); | |
1705 | else | |
1706 | chip_write_masked(chip,desc->inputreg, | |
1707 | desc->inputmap[chip->input],desc->inputmask); | |
dc3d75da | 1708 | return 0; |
c9114031 | 1709 | case V4L2_CID_AUDIO_VOLUME: { |
a346caac HV |
1710 | u32 volume, balance; |
1711 | u32 left, right; | |
88af8304 | 1712 | |
c9114031 HV |
1713 | volume = chip->volume->val; |
1714 | balance = chip->balance->val; | |
a346caac HV |
1715 | left = (min(65536U - balance, 32768U) * volume) / 32768U; |
1716 | right = (min(balance, 32768U) * volume) / 32768U; | |
dc3d75da | 1717 | |
a346caac HV |
1718 | chip_write(chip, desc->leftreg, desc->volfunc(left)); |
1719 | chip_write(chip, desc->rightreg, desc->volfunc(right)); | |
dc3d75da MCC |
1720 | return 0; |
1721 | } | |
1722 | case V4L2_CID_AUDIO_BASS: | |
c9114031 | 1723 | chip_write(chip, desc->bassreg, desc->bassfunc(ctrl->val)); |
dc3d75da MCC |
1724 | return 0; |
1725 | case V4L2_CID_AUDIO_TREBLE: | |
c9114031 | 1726 | chip_write(chip, desc->treblereg, desc->treblefunc(ctrl->val)); |
dc3d75da MCC |
1727 | return 0; |
1728 | } | |
1729 | return -EINVAL; | |
8bf2f8e7 HV |
1730 | } |
1731 | ||
1732 | ||
1da177e4 LT |
1733 | /* ---------------------------------------------------------------------- */ |
1734 | /* video4linux interface */ | |
1735 | ||
64f70e7e | 1736 | static int tvaudio_s_radio(struct v4l2_subdev *sd) |
1da177e4 | 1737 | { |
64f70e7e | 1738 | struct CHIPSTATE *chip = to_state(sd); |
1da177e4 | 1739 | |
64f70e7e | 1740 | chip->radio = 1; |
64f70e7e HV |
1741 | /* del_timer(&chip->wt); */ |
1742 | return 0; | |
1743 | } | |
1744 | ||
5325b427 HV |
1745 | static int tvaudio_s_routing(struct v4l2_subdev *sd, |
1746 | u32 input, u32 output, u32 config) | |
64f70e7e HV |
1747 | { |
1748 | struct CHIPSTATE *chip = to_state(sd); | |
1749 | struct CHIPDESC *desc = chip->desc; | |
1da177e4 | 1750 | |
5fa7b9f3 HV |
1751 | if (!(desc->flags & CHIP_HAS_INPUTSEL)) |
1752 | return 0; | |
5325b427 | 1753 | if (input >= 4) |
64f70e7e HV |
1754 | return -EINVAL; |
1755 | /* There are four inputs: tuner, radio, extern and intern. */ | |
5325b427 | 1756 | chip->input = input; |
64f70e7e HV |
1757 | if (chip->muted) |
1758 | return 0; | |
1759 | chip_write_masked(chip, desc->inputreg, | |
1760 | desc->inputmap[chip->input], desc->inputmask); | |
1761 | return 0; | |
1762 | } | |
1763 | ||
1764 | static int tvaudio_s_tuner(struct v4l2_subdev *sd, struct v4l2_tuner *vt) | |
1765 | { | |
1766 | struct CHIPSTATE *chip = to_state(sd); | |
1767 | struct CHIPDESC *desc = chip->desc; | |
64f70e7e | 1768 | |
7bcfdf0f | 1769 | if (!desc->setaudmode) |
5fa7b9f3 | 1770 | return 0; |
64f70e7e HV |
1771 | if (chip->radio) |
1772 | return 0; | |
5fa7b9f3 | 1773 | |
64f70e7e HV |
1774 | switch (vt->audmode) { |
1775 | case V4L2_TUNER_MODE_MONO: | |
1776 | case V4L2_TUNER_MODE_STEREO: | |
1777 | case V4L2_TUNER_MODE_LANG1: | |
1778 | case V4L2_TUNER_MODE_LANG2: | |
64f70e7e | 1779 | case V4L2_TUNER_MODE_LANG1_LANG2: |
64f70e7e HV |
1780 | break; |
1781 | default: | |
1782 | return -EINVAL; | |
1783 | } | |
1784 | chip->audmode = vt->audmode; | |
1785 | ||
e21adca8 DG |
1786 | if (chip->thread) |
1787 | wake_up_process(chip->thread); | |
1788 | else | |
7bcfdf0f | 1789 | desc->setaudmode(chip, vt->audmode); |
e21adca8 | 1790 | |
64f70e7e HV |
1791 | return 0; |
1792 | } | |
8bf2f8e7 | 1793 | |
64f70e7e HV |
1794 | static int tvaudio_g_tuner(struct v4l2_subdev *sd, struct v4l2_tuner *vt) |
1795 | { | |
1796 | struct CHIPSTATE *chip = to_state(sd); | |
1797 | struct CHIPDESC *desc = chip->desc; | |
2474ed44 | 1798 | |
7bcfdf0f | 1799 | if (!desc->getrxsubchans) |
5fa7b9f3 | 1800 | return 0; |
64f70e7e HV |
1801 | if (chip->radio) |
1802 | return 0; | |
5fa7b9f3 | 1803 | |
64f70e7e | 1804 | vt->audmode = chip->audmode; |
7bcfdf0f | 1805 | vt->rxsubchans = desc->getrxsubchans(chip); |
64f70e7e HV |
1806 | vt->capability = V4L2_TUNER_CAP_STEREO | |
1807 | V4L2_TUNER_CAP_LANG1 | V4L2_TUNER_CAP_LANG2; | |
1808 | ||
64f70e7e HV |
1809 | return 0; |
1810 | } | |
1811 | ||
1812 | static int tvaudio_s_std(struct v4l2_subdev *sd, v4l2_std_id std) | |
1813 | { | |
1814 | struct CHIPSTATE *chip = to_state(sd); | |
1815 | ||
1816 | chip->radio = 0; | |
1817 | return 0; | |
1818 | } | |
1819 | ||
1820 | static int tvaudio_s_frequency(struct v4l2_subdev *sd, struct v4l2_frequency *freq) | |
1821 | { | |
1822 | struct CHIPSTATE *chip = to_state(sd); | |
1823 | struct CHIPDESC *desc = chip->desc; | |
1824 | ||
7bcfdf0f | 1825 | /* For chips that provide getrxsubchans and setaudmode, and doesn't |
64f70e7e HV |
1826 | automatically follows the stereo carrier, a kthread is |
1827 | created to set the audio standard. In this case, when then | |
1828 | the video channel is changed, tvaudio starts on MONO mode. | |
1829 | After waiting for 2 seconds, the kernel thread is called, | |
1830 | to follow whatever audio standard is pointed by the | |
1831 | audio carrier. | |
1832 | */ | |
1833 | if (chip->thread) { | |
7bcfdf0f | 1834 | desc->setaudmode(chip, V4L2_TUNER_MODE_MONO); |
e21adca8 | 1835 | chip->prevmode = -1; /* reset previous mode */ |
64f70e7e | 1836 | mod_timer(&chip->wt, jiffies+msecs_to_jiffies(2000)); |
2474ed44 | 1837 | } |
64f70e7e HV |
1838 | return 0; |
1839 | } | |
2474ed44 | 1840 | |
aecde8b5 | 1841 | static int tvaudio_g_chip_ident(struct v4l2_subdev *sd, struct v4l2_dbg_chip_ident *chip) |
64f70e7e HV |
1842 | { |
1843 | struct i2c_client *client = v4l2_get_subdevdata(sd); | |
1844 | ||
1845 | return v4l2_chip_ident_i2c_client(client, chip, V4L2_IDENT_TVAUDIO, 0); | |
1846 | } | |
1847 | ||
c9114031 HV |
1848 | static int tvaudio_log_status(struct v4l2_subdev *sd) |
1849 | { | |
1850 | struct CHIPSTATE *chip = to_state(sd); | |
1851 | struct CHIPDESC *desc = chip->desc; | |
1852 | ||
1853 | v4l2_info(sd, "Chip: %s\n", desc->name); | |
1854 | v4l2_ctrl_handler_log_status(&chip->hdl, sd->name); | |
1855 | return 0; | |
1856 | } | |
1857 | ||
64f70e7e HV |
1858 | /* ----------------------------------------------------------------------- */ |
1859 | ||
c9114031 HV |
1860 | static const struct v4l2_ctrl_ops tvaudio_ctrl_ops = { |
1861 | .s_ctrl = tvaudio_s_ctrl, | |
1862 | }; | |
1863 | ||
64f70e7e | 1864 | static const struct v4l2_subdev_core_ops tvaudio_core_ops = { |
c9114031 | 1865 | .log_status = tvaudio_log_status, |
64f70e7e | 1866 | .g_chip_ident = tvaudio_g_chip_ident, |
c9114031 HV |
1867 | .g_ext_ctrls = v4l2_subdev_g_ext_ctrls, |
1868 | .try_ext_ctrls = v4l2_subdev_try_ext_ctrls, | |
1869 | .s_ext_ctrls = v4l2_subdev_s_ext_ctrls, | |
1870 | .g_ctrl = v4l2_subdev_g_ctrl, | |
1871 | .s_ctrl = v4l2_subdev_s_ctrl, | |
1872 | .queryctrl = v4l2_subdev_queryctrl, | |
1873 | .querymenu = v4l2_subdev_querymenu, | |
f41737ec | 1874 | .s_std = tvaudio_s_std, |
64f70e7e HV |
1875 | }; |
1876 | ||
1877 | static const struct v4l2_subdev_tuner_ops tvaudio_tuner_ops = { | |
1878 | .s_radio = tvaudio_s_radio, | |
1879 | .s_frequency = tvaudio_s_frequency, | |
64f70e7e | 1880 | .s_tuner = tvaudio_s_tuner, |
e6a1a08f | 1881 | .g_tuner = tvaudio_g_tuner, |
64f70e7e HV |
1882 | }; |
1883 | ||
1884 | static const struct v4l2_subdev_audio_ops tvaudio_audio_ops = { | |
1885 | .s_routing = tvaudio_s_routing, | |
1886 | }; | |
1887 | ||
1888 | static const struct v4l2_subdev_ops tvaudio_ops = { | |
1889 | .core = &tvaudio_core_ops, | |
1890 | .tuner = &tvaudio_tuner_ops, | |
1891 | .audio = &tvaudio_audio_ops, | |
1892 | }; | |
1893 | ||
1894 | /* ----------------------------------------------------------------------- */ | |
1895 | ||
1896 | ||
1897 | /* i2c registration */ | |
1898 | ||
1899 | static int tvaudio_probe(struct i2c_client *client, const struct i2c_device_id *id) | |
1900 | { | |
1901 | struct CHIPSTATE *chip; | |
1902 | struct CHIPDESC *desc; | |
1903 | struct v4l2_subdev *sd; | |
1904 | ||
1905 | if (debug) { | |
1906 | printk(KERN_INFO "tvaudio: TV audio decoder + audio/video mux driver\n"); | |
1907 | printk(KERN_INFO "tvaudio: known chips: "); | |
1908 | for (desc = chiplist; desc->name != NULL; desc++) | |
1909 | printk("%s%s", (desc == chiplist) ? "" : ", ", desc->name); | |
1910 | printk("\n"); | |
2474ed44 | 1911 | } |
1da177e4 | 1912 | |
64f70e7e HV |
1913 | chip = kzalloc(sizeof(*chip), GFP_KERNEL); |
1914 | if (!chip) | |
1915 | return -ENOMEM; | |
1916 | sd = &chip->sd; | |
1917 | v4l2_i2c_subdev_init(sd, client, &tvaudio_ops); | |
8a854284 | 1918 | |
64f70e7e HV |
1919 | /* find description for the chip */ |
1920 | v4l2_dbg(1, debug, sd, "chip found @ 0x%x\n", client->addr<<1); | |
1921 | for (desc = chiplist; desc->name != NULL; desc++) { | |
1922 | if (0 == *(desc->insmodopt)) | |
1923 | continue; | |
1924 | if (client->addr < desc->addr_lo || | |
1925 | client->addr > desc->addr_hi) | |
1926 | continue; | |
1927 | if (desc->checkit && !desc->checkit(chip)) | |
1928 | continue; | |
1da177e4 LT |
1929 | break; |
1930 | } | |
64f70e7e HV |
1931 | if (desc->name == NULL) { |
1932 | v4l2_dbg(1, debug, sd, "no matching chip description found\n"); | |
1933 | kfree(chip); | |
1934 | return -EIO; | |
1935 | } | |
1936 | v4l2_info(sd, "%s found @ 0x%x (%s)\n", desc->name, client->addr<<1, client->adapter->name); | |
1937 | if (desc->flags) { | |
1938 | v4l2_dbg(1, debug, sd, "matches:%s%s%s.\n", | |
1939 | (desc->flags & CHIP_HAS_VOLUME) ? " volume" : "", | |
1940 | (desc->flags & CHIP_HAS_BASSTREBLE) ? " bass/treble" : "", | |
1941 | (desc->flags & CHIP_HAS_INPUTSEL) ? " audiomux" : ""); | |
1942 | } | |
8a854284 | 1943 | |
64f70e7e HV |
1944 | /* fill required data structures */ |
1945 | if (!id) | |
1946 | strlcpy(client->name, desc->name, I2C_NAME_SIZE); | |
1947 | chip->desc = desc; | |
1948 | chip->shadow.count = desc->registers+1; | |
1949 | chip->prevmode = -1; | |
1950 | chip->audmode = V4L2_TUNER_MODE_LANG1; | |
8a854284 | 1951 | |
64f70e7e HV |
1952 | /* initialization */ |
1953 | if (desc->initialize != NULL) | |
1954 | desc->initialize(chip); | |
1955 | else | |
1956 | chip_cmd(chip, "init", &desc->init); | |
8a854284 | 1957 | |
c9114031 HV |
1958 | v4l2_ctrl_handler_init(&chip->hdl, 5); |
1959 | if (desc->flags & CHIP_HAS_INPUTSEL) | |
1960 | v4l2_ctrl_new_std(&chip->hdl, &tvaudio_ctrl_ops, | |
1961 | V4L2_CID_AUDIO_MUTE, 0, 1, 1, 0); | |
64f70e7e HV |
1962 | if (desc->flags & CHIP_HAS_VOLUME) { |
1963 | if (!desc->volfunc) { | |
1964 | /* This shouldn't be happen. Warn user, but keep working | |
1965 | without volume controls | |
1966 | */ | |
1967 | v4l2_info(sd, "volume callback undefined!\n"); | |
1968 | desc->flags &= ~CHIP_HAS_VOLUME; | |
1969 | } else { | |
c9114031 HV |
1970 | chip->volume = v4l2_ctrl_new_std(&chip->hdl, |
1971 | &tvaudio_ctrl_ops, V4L2_CID_AUDIO_VOLUME, | |
1972 | 0, 65535, 65535 / 100, | |
1973 | desc->volinit ? desc->volinit : 65535); | |
1974 | chip->balance = v4l2_ctrl_new_std(&chip->hdl, | |
1975 | &tvaudio_ctrl_ops, V4L2_CID_AUDIO_BALANCE, | |
1976 | 0, 65535, 65535 / 100, 32768); | |
1977 | v4l2_ctrl_cluster(2, &chip->volume); | |
64f70e7e | 1978 | } |
8a854284 | 1979 | } |
64f70e7e HV |
1980 | if (desc->flags & CHIP_HAS_BASSTREBLE) { |
1981 | if (!desc->bassfunc || !desc->treblefunc) { | |
1982 | /* This shouldn't be happen. Warn user, but keep working | |
1983 | without bass/treble controls | |
1984 | */ | |
1985 | v4l2_info(sd, "bass/treble callbacks undefined!\n"); | |
1986 | desc->flags &= ~CHIP_HAS_BASSTREBLE; | |
1987 | } else { | |
c9114031 HV |
1988 | v4l2_ctrl_new_std(&chip->hdl, |
1989 | &tvaudio_ctrl_ops, V4L2_CID_AUDIO_BASS, | |
1990 | 0, 65535, 65535 / 100, | |
1991 | desc->bassinit ? desc->bassinit : 32768); | |
1992 | v4l2_ctrl_new_std(&chip->hdl, | |
1993 | &tvaudio_ctrl_ops, V4L2_CID_AUDIO_TREBLE, | |
1994 | 0, 65535, 65535 / 100, | |
1995 | desc->trebleinit ? desc->trebleinit : 32768); | |
1da177e4 | 1996 | } |
64f70e7e | 1997 | } |
74cab31c | 1998 | |
c9114031 HV |
1999 | sd->ctrl_handler = &chip->hdl; |
2000 | if (chip->hdl.error) { | |
2001 | int err = chip->hdl.error; | |
2002 | ||
2003 | v4l2_ctrl_handler_free(&chip->hdl); | |
2004 | kfree(chip); | |
2005 | return err; | |
2006 | } | |
2007 | /* set controls to the default values */ | |
2008 | v4l2_ctrl_handler_setup(&chip->hdl); | |
2009 | ||
64f70e7e | 2010 | chip->thread = NULL; |
e4129a9c | 2011 | init_timer(&chip->wt); |
64f70e7e | 2012 | if (desc->flags & CHIP_NEED_CHECKMODE) { |
7bcfdf0f | 2013 | if (!desc->getrxsubchans || !desc->setaudmode) { |
64f70e7e HV |
2014 | /* This shouldn't be happen. Warn user, but keep working |
2015 | without kthread | |
2016 | */ | |
2017 | v4l2_info(sd, "set/get mode callbacks undefined!\n"); | |
2018 | return 0; | |
2019 | } | |
2020 | /* start async thread */ | |
64f70e7e HV |
2021 | chip->wt.function = chip_thread_wake; |
2022 | chip->wt.data = (unsigned long)chip; | |
2023 | chip->thread = kthread_run(chip_thread, chip, client->name); | |
2024 | if (IS_ERR(chip->thread)) { | |
2025 | v4l2_warn(sd, "failed to create kthread\n"); | |
2026 | chip->thread = NULL; | |
2027 | } | |
1da177e4 LT |
2028 | } |
2029 | return 0; | |
2030 | } | |
2031 | ||
64f70e7e HV |
2032 | static int tvaudio_remove(struct i2c_client *client) |
2033 | { | |
2034 | struct v4l2_subdev *sd = i2c_get_clientdata(client); | |
2035 | struct CHIPSTATE *chip = to_state(sd); | |
2036 | ||
2037 | del_timer_sync(&chip->wt); | |
2038 | if (chip->thread) { | |
2039 | /* shutdown async thread */ | |
2040 | kthread_stop(chip->thread); | |
2041 | chip->thread = NULL; | |
2042 | } | |
2043 | ||
2044 | v4l2_device_unregister_subdev(sd); | |
c9114031 | 2045 | v4l2_ctrl_handler_free(&chip->hdl); |
64f70e7e HV |
2046 | kfree(chip); |
2047 | return 0; | |
2048 | } | |
2049 | ||
ae429083 JD |
2050 | /* This driver supports many devices and the idea is to let the driver |
2051 | detect which device is present. So rather than listing all supported | |
2052 | devices here, we pretend to support a single, fake device type. */ | |
64f70e7e | 2053 | static const struct i2c_device_id tvaudio_id[] = { |
ae429083 JD |
2054 | { "tvaudio", 0 }, |
2055 | { } | |
2056 | }; | |
64f70e7e | 2057 | MODULE_DEVICE_TABLE(i2c, tvaudio_id); |
ae429083 | 2058 | |
7a004d13 HV |
2059 | static struct i2c_driver tvaudio_driver = { |
2060 | .driver = { | |
2061 | .owner = THIS_MODULE, | |
2062 | .name = "tvaudio", | |
2063 | }, | |
2064 | .probe = tvaudio_probe, | |
2065 | .remove = tvaudio_remove, | |
2066 | .id_table = tvaudio_id, | |
08e14054 | 2067 | }; |
7a004d13 | 2068 | |
c6e8d86f | 2069 | module_i2c_driver(tvaudio_driver); |