blob: 070c152da95aa0dd30c2e63e103ab8eac01194a7 [file] [log] [blame]
Linus Torvalds1da177e2005-04-16 15:20:36 -07001/*
Mauro Carvalho Chehabb4ab1142008-11-13 14:07:54 -03002 * Driver for simple i2c audio chips.
Linus Torvalds1da177e2005-04-16 15:20:36 -07003 *
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 *
Hans Verkuil6a3ca5f2012-09-25 04:44:46 -030010 * For the TDA9875 part:
11 * Copyright (c) 2000 Guillaume Delvit based on Gerd Knorr source
12 * and Eric Sandeen
13 *
Mauro Carvalho Chehabb4ab1142008-11-13 14:07:54 -030014 * Copyright(c) 2005-2008 Mauro Carvalho Chehab
15 * - Some cleanups, code fixes, etc
16 * - Convert it to V4L2 API
17 *
Linus Torvalds1da177e2005-04-16 15:20:36 -070018 * 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
Linus Torvalds1da177e2005-04-16 15:20:36 -070025#include <linux/module.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070026#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>
Hans Verkuil7f6adea2009-02-19 17:31:17 -030033#include <linux/videodev2.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070034#include <linux/i2c.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070035#include <linux/init.h>
Cedric Le Goaterbc282872006-09-11 16:31:45 -030036#include <linux/kthread.h>
Nigel Cunningham7dfb7102006-12-06 20:34:23 -080037#include <linux/freezer.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070038
Hans Verkuil8bf2f8e2006-03-18 21:31:00 -030039#include <media/tvaudio.h>
Hans Verkuil64f70e72008-12-18 12:11:32 -030040#include <media/v4l2-device.h>
Hans Verkuilc9114032013-02-02 06:03:36 -030041#include <media/v4l2-ctrls.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070042
Mauro Carvalho Chehab7c9b5042006-03-18 08:08:14 -030043#include <media/i2c-addr.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070044
45/* ---------------------------------------------------------------------- */
46/* insmod args */
47
Douglas Schilling Landgrafff699e62008-04-22 14:41:48 -030048static int debug; /* insmod parameter */
Linus Torvalds1da177e2005-04-16 15:20:36 -070049module_param(debug, int, 0644);
50
51MODULE_DESCRIPTION("device driver for various i2c TV sound decoder / audiomux chips");
52MODULE_AUTHOR("Eric Sandeen, Steve VanDeBogart, Greg Alexander, Gerd Knorr");
53MODULE_LICENSE("GPL");
54
55#define UNSET (-1U)
Mauro Carvalho Chehab18fc59e2005-09-09 13:04:05 -070056
Linus Torvalds1da177e2005-04-16 15:20:36 -070057/* ---------------------------------------------------------------------- */
58/* our structs */
59
Vitaly Wool4c6c3902009-03-05 13:03:32 -030060#define MAXREGS 256
Linus Torvalds1da177e2005-04-16 15:20:36 -070061
62struct CHIPSTATE;
63typedef int (*getvalue)(int);
64typedef int (*checkit)(struct CHIPSTATE*);
65typedef int (*initialize)(struct CHIPSTATE*);
Daniel Glöckner7bcfdf02012-06-17 07:53:42 -030066typedef int (*getrxsubchans)(struct CHIPSTATE *);
67typedef void (*setaudmode)(struct CHIPSTATE*, int mode);
Linus Torvalds1da177e2005-04-16 15:20:36 -070068
69/* i2c command */
70typedef struct AUDIOCMD {
71 int count; /* # of bytes to send */
72 unsigned char bytes[MAXREGS+1]; /* addr, data, data, ... */
73} audiocmd;
74
75/* chip description */
76struct CHIPDESC {
77 char *name; /* chip name */
Linus Torvalds1da177e2005-04-16 15:20:36 -070078 int addr_lo, addr_hi; /* i2c address range */
79 int registers; /* # of registers */
80
81 int *insmodopt;
82 checkit checkit;
83 initialize initialize;
84 int flags;
85#define CHIP_HAS_VOLUME 1
86#define CHIP_HAS_BASSTREBLE 2
87#define CHIP_HAS_INPUTSEL 4
Mauro Carvalho Chehabdd03e972008-11-13 13:55:39 -030088#define CHIP_NEED_CHECKMODE 8
Linus Torvalds1da177e2005-04-16 15:20:36 -070089
90 /* various i2c command sequences */
91 audiocmd init;
92
93 /* which register has which value */
Hans Verkuilc9114032013-02-02 06:03:36 -030094 int leftreg, rightreg, treblereg, bassreg;
Linus Torvalds1da177e2005-04-16 15:20:36 -070095
Hans Verkuila346caa2013-02-02 05:57:37 -030096 /* initialize with (defaults to 65535/32768/32768 */
97 int volinit, trebleinit, bassinit;
Linus Torvalds1da177e2005-04-16 15:20:36 -070098
99 /* functions to convert the values (v4l -> chip) */
Hans Verkuilc9114032013-02-02 06:03:36 -0300100 getvalue volfunc, treblefunc, bassfunc;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700101
102 /* get/set mode */
Daniel Glöckner7bcfdf02012-06-17 07:53:42 -0300103 getrxsubchans getrxsubchans;
104 setaudmode setaudmode;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700105
Linus Torvalds1da177e2005-04-16 15:20:36 -0700106 /* input switch register + values for v4l inputs */
107 int inputreg;
Hans Verkuil8bf2f8e2006-03-18 21:31:00 -0300108 int inputmap[4];
Linus Torvalds1da177e2005-04-16 15:20:36 -0700109 int inputmute;
110 int inputmask;
111};
Linus Torvalds1da177e2005-04-16 15:20:36 -0700112
113/* current state of the chip */
114struct CHIPSTATE {
Hans Verkuil64f70e72008-12-18 12:11:32 -0300115 struct v4l2_subdev sd;
Hans Verkuilc9114032013-02-02 06:03:36 -0300116 struct v4l2_ctrl_handler hdl;
117 struct {
118 /* volume/balance cluster */
119 struct v4l2_ctrl *volume;
120 struct v4l2_ctrl *balance;
121 };
Linus Torvalds1da177e2005-04-16 15:20:36 -0700122
Mauro Carvalho Chehab81cb5c42008-11-13 16:22:53 -0300123 /* chip-specific description - should point to
124 an entry at CHIPDESC table */
125 struct CHIPDESC *desc;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700126
127 /* shadow register set */
128 audiocmd shadow;
129
130 /* current settings */
Hans Verkuilc9114032013-02-02 06:03:36 -0300131 u16 muted;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700132 int prevmode;
Hans Verkuil8a854282006-01-09 15:25:43 -0200133 int radio;
Hans Verkuil8bf2f8e2006-03-18 21:31:00 -0300134 int input;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700135
136 /* thread */
Cedric Le Goaterbc282872006-09-11 16:31:45 -0300137 struct task_struct *thread;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700138 struct timer_list wt;
Hans Verkuil8a4b2752006-01-23 17:11:09 -0200139 int audmode;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700140};
141
Hans Verkuil64f70e72008-12-18 12:11:32 -0300142static inline struct CHIPSTATE *to_state(struct v4l2_subdev *sd)
143{
144 return container_of(sd, struct CHIPSTATE, sd);
145}
146
Hans Verkuilc9114032013-02-02 06:03:36 -0300147static inline struct v4l2_subdev *to_sd(struct v4l2_ctrl *ctrl)
148{
149 return &container_of(ctrl->handler, struct CHIPSTATE, hdl)->sd;
150}
151
Linus Torvalds1da177e2005-04-16 15:20:36 -0700152
Linus Torvalds1da177e2005-04-16 15:20:36 -0700153/* ---------------------------------------------------------------------- */
154/* i2c I/O functions */
155
156static int chip_write(struct CHIPSTATE *chip, int subaddr, int val)
157{
Hans Verkuil64f70e72008-12-18 12:11:32 -0300158 struct v4l2_subdev *sd = &chip->sd;
159 struct i2c_client *c = v4l2_get_subdevdata(sd);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700160 unsigned char buffer[2];
161
Mauro Carvalho Chehab49426432008-11-13 17:03:28 -0300162 if (subaddr < 0) {
Hans Verkuil64f70e72008-12-18 12:11:32 -0300163 v4l2_dbg(1, debug, sd, "chip_write: 0x%x\n", val);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700164 chip->shadow.bytes[1] = val;
165 buffer[0] = val;
Hans Verkuil64f70e72008-12-18 12:11:32 -0300166 if (1 != i2c_master_send(c, buffer, 1)) {
167 v4l2_warn(sd, "I/O error (write 0x%x)\n", val);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700168 return -1;
169 }
170 } else {
Mauro Carvalho Chehab49426432008-11-13 17:03:28 -0300171 if (subaddr + 1 >= ARRAY_SIZE(chip->shadow.bytes)) {
Hans Verkuil64f70e72008-12-18 12:11:32 -0300172 v4l2_info(sd,
Mauro Carvalho Chehab49426432008-11-13 17:03:28 -0300173 "Tried to access a non-existent register: %d\n",
174 subaddr);
175 return -EINVAL;
176 }
177
Hans Verkuil64f70e72008-12-18 12:11:32 -0300178 v4l2_dbg(1, debug, sd, "chip_write: reg%d=0x%x\n",
179 subaddr, val);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700180 chip->shadow.bytes[subaddr+1] = val;
181 buffer[0] = subaddr;
182 buffer[1] = val;
Hans Verkuil64f70e72008-12-18 12:11:32 -0300183 if (2 != i2c_master_send(c, buffer, 2)) {
184 v4l2_warn(sd, "I/O error (write reg%d=0x%x)\n",
185 subaddr, val);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700186 return -1;
187 }
188 }
189 return 0;
190}
191
Mauro Carvalho Chehab49426432008-11-13 17:03:28 -0300192static int chip_write_masked(struct CHIPSTATE *chip,
193 int subaddr, int val, int mask)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700194{
Hans Verkuil64f70e72008-12-18 12:11:32 -0300195 struct v4l2_subdev *sd = &chip->sd;
196
Linus Torvalds1da177e2005-04-16 15:20:36 -0700197 if (mask != 0) {
Mauro Carvalho Chehab49426432008-11-13 17:03:28 -0300198 if (subaddr < 0) {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700199 val = (chip->shadow.bytes[1] & ~mask) | (val & mask);
200 } else {
Mauro Carvalho Chehab49426432008-11-13 17:03:28 -0300201 if (subaddr + 1 >= ARRAY_SIZE(chip->shadow.bytes)) {
Hans Verkuil64f70e72008-12-18 12:11:32 -0300202 v4l2_info(sd,
Mauro Carvalho Chehab49426432008-11-13 17:03:28 -0300203 "Tried to access a non-existent register: %d\n",
204 subaddr);
205 return -EINVAL;
206 }
207
Linus Torvalds1da177e2005-04-16 15:20:36 -0700208 val = (chip->shadow.bytes[subaddr+1] & ~mask) | (val & mask);
209 }
210 }
211 return chip_write(chip, subaddr, val);
212}
213
214static int chip_read(struct CHIPSTATE *chip)
215{
Hans Verkuil64f70e72008-12-18 12:11:32 -0300216 struct v4l2_subdev *sd = &chip->sd;
217 struct i2c_client *c = v4l2_get_subdevdata(sd);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700218 unsigned char buffer;
219
Hans Verkuil64f70e72008-12-18 12:11:32 -0300220 if (1 != i2c_master_recv(c, &buffer, 1)) {
221 v4l2_warn(sd, "I/O error (read)\n");
Linus Torvalds1da177e2005-04-16 15:20:36 -0700222 return -1;
223 }
Hans Verkuil64f70e72008-12-18 12:11:32 -0300224 v4l2_dbg(1, debug, sd, "chip_read: 0x%x\n", buffer);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700225 return buffer;
226}
227
228static int chip_read2(struct CHIPSTATE *chip, int subaddr)
229{
Hans Verkuil64f70e72008-12-18 12:11:32 -0300230 struct v4l2_subdev *sd = &chip->sd;
231 struct i2c_client *c = v4l2_get_subdevdata(sd);
Mauro Carvalho Chehab18fc59e2005-09-09 13:04:05 -0700232 unsigned char write[1];
233 unsigned char read[1];
234 struct i2c_msg msgs[2] = {
Shubhrajyoti D752d2832012-09-18 08:22:32 -0300235 {
236 .addr = c->addr,
237 .len = 1,
238 .buf = write
239 },
240 {
241 .addr = c->addr,
242 .flags = I2C_M_RD,
243 .len = 1,
244 .buf = read
245 }
Mauro Carvalho Chehab18fc59e2005-09-09 13:04:05 -0700246 };
Hans Verkuil64f70e72008-12-18 12:11:32 -0300247
Mauro Carvalho Chehab18fc59e2005-09-09 13:04:05 -0700248 write[0] = subaddr;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700249
Hans Verkuil64f70e72008-12-18 12:11:32 -0300250 if (2 != i2c_transfer(c->adapter, msgs, 2)) {
251 v4l2_warn(sd, "I/O error (read2)\n");
Linus Torvalds1da177e2005-04-16 15:20:36 -0700252 return -1;
253 }
Hans Verkuil64f70e72008-12-18 12:11:32 -0300254 v4l2_dbg(1, debug, sd, "chip_read2: reg%d=0x%x\n",
255 subaddr, read[0]);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700256 return read[0];
257}
258
259static int chip_cmd(struct CHIPSTATE *chip, char *name, audiocmd *cmd)
260{
Hans Verkuil64f70e72008-12-18 12:11:32 -0300261 struct v4l2_subdev *sd = &chip->sd;
262 struct i2c_client *c = v4l2_get_subdevdata(sd);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700263 int i;
264
265 if (0 == cmd->count)
266 return 0;
267
Mauro Carvalho Chehab49426432008-11-13 17:03:28 -0300268 if (cmd->count + cmd->bytes[0] - 1 >= ARRAY_SIZE(chip->shadow.bytes)) {
Hans Verkuil64f70e72008-12-18 12:11:32 -0300269 v4l2_info(sd,
Mauro Carvalho Chehab49426432008-11-13 17:03:28 -0300270 "Tried to access a non-existent register range: %d to %d\n",
271 cmd->bytes[0] + 1, cmd->bytes[0] + cmd->count - 1);
272 return -EINVAL;
273 }
274
275 /* FIXME: it seems that the shadow bytes are wrong bellow !*/
276
Linus Torvalds1da177e2005-04-16 15:20:36 -0700277 /* update our shadow register set; print bytes if (debug > 0) */
Hans Verkuil64f70e72008-12-18 12:11:32 -0300278 v4l2_dbg(1, debug, sd, "chip_cmd(%s): reg=%d, data:",
279 name, cmd->bytes[0]);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700280 for (i = 1; i < cmd->count; i++) {
Mauro Carvalho Chehab18fc59e2005-09-09 13:04:05 -0700281 if (debug)
Hans Verkuil64f70e72008-12-18 12:11:32 -0300282 printk(KERN_CONT " 0x%x", cmd->bytes[i]);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700283 chip->shadow.bytes[i+cmd->bytes[0]] = cmd->bytes[i];
284 }
Mauro Carvalho Chehab18fc59e2005-09-09 13:04:05 -0700285 if (debug)
Hans Verkuil64f70e72008-12-18 12:11:32 -0300286 printk(KERN_CONT "\n");
Linus Torvalds1da177e2005-04-16 15:20:36 -0700287
288 /* send data to the chip */
Hans Verkuil64f70e72008-12-18 12:11:32 -0300289 if (cmd->count != i2c_master_send(c, cmd->bytes, cmd->count)) {
290 v4l2_warn(sd, "I/O error (%s)\n", name);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700291 return -1;
292 }
293 return 0;
294}
295
296/* ---------------------------------------------------------------------- */
297/* kernel thread for doing i2c stuff asyncronly
298 * right now it is used only to check the audio mode (mono/stereo/whatever)
299 * some time after switching to another TV channel, then turn on stereo
300 * if available, ...
301 */
302
303static void chip_thread_wake(unsigned long data)
304{
Mauro Carvalho Chehab18fc59e2005-09-09 13:04:05 -0700305 struct CHIPSTATE *chip = (struct CHIPSTATE*)data;
Cedric Le Goaterbc282872006-09-11 16:31:45 -0300306 wake_up_process(chip->thread);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700307}
308
309static int chip_thread(void *data)
310{
Mauro Carvalho Chehab18fc59e2005-09-09 13:04:05 -0700311 struct CHIPSTATE *chip = data;
Mauro Carvalho Chehab81cb5c42008-11-13 16:22:53 -0300312 struct CHIPDESC *desc = chip->desc;
Hans Verkuil64f70e72008-12-18 12:11:32 -0300313 struct v4l2_subdev *sd = &chip->sd;
Daniel Glöcknere21adca2012-06-09 21:43:56 -0300314 int mode, selected;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700315
Hans Verkuil64f70e72008-12-18 12:11:32 -0300316 v4l2_dbg(1, debug, sd, "thread started\n");
Rafael J. Wysocki83144182007-07-17 04:03:35 -0700317 set_freezable();
Linus Torvalds1da177e2005-04-16 15:20:36 -0700318 for (;;) {
Cedric Le Goaterbc282872006-09-11 16:31:45 -0300319 set_current_state(TASK_INTERRUPTIBLE);
320 if (!kthread_should_stop())
Linus Torvalds1da177e2005-04-16 15:20:36 -0700321 schedule();
Cedric Le Goaterbc282872006-09-11 16:31:45 -0300322 set_current_state(TASK_RUNNING);
Nigel Cunningham5e50e7a2005-07-27 11:43:35 -0700323 try_to_freeze();
Cedric Le Goaterbc282872006-09-11 16:31:45 -0300324 if (kthread_should_stop())
Linus Torvalds1da177e2005-04-16 15:20:36 -0700325 break;
Hans Verkuil64f70e72008-12-18 12:11:32 -0300326 v4l2_dbg(1, debug, sd, "thread wakeup\n");
Linus Torvalds1da177e2005-04-16 15:20:36 -0700327
Daniel Glöcknere21adca2012-06-09 21:43:56 -0300328 /* don't do anything for radio */
329 if (chip->radio)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700330 continue;
331
332 /* have a look what's going on */
Daniel Glöckner7bcfdf02012-06-17 07:53:42 -0300333 mode = desc->getrxsubchans(chip);
Mauro Carvalho Chehabdd03e972008-11-13 13:55:39 -0300334 if (mode == chip->prevmode)
335 continue;
336
337 /* chip detected a new audio mode - set it */
Hans Verkuil64f70e72008-12-18 12:11:32 -0300338 v4l2_dbg(1, debug, sd, "thread checkmode\n");
Mauro Carvalho Chehabdd03e972008-11-13 13:55:39 -0300339
340 chip->prevmode = mode;
341
Daniel Glöcknere21adca2012-06-09 21:43:56 -0300342 selected = V4L2_TUNER_MODE_MONO;
343 switch (chip->audmode) {
344 case V4L2_TUNER_MODE_MONO:
345 if (mode & V4L2_TUNER_SUB_LANG1)
346 selected = V4L2_TUNER_MODE_LANG1;
347 break;
348 case V4L2_TUNER_MODE_STEREO:
349 case V4L2_TUNER_MODE_LANG1:
350 if (mode & V4L2_TUNER_SUB_LANG1)
351 selected = V4L2_TUNER_MODE_LANG1;
352 else if (mode & V4L2_TUNER_SUB_STEREO)
353 selected = V4L2_TUNER_MODE_STEREO;
354 break;
355 case V4L2_TUNER_MODE_LANG2:
356 if (mode & V4L2_TUNER_SUB_LANG2)
357 selected = V4L2_TUNER_MODE_LANG2;
358 else if (mode & V4L2_TUNER_SUB_STEREO)
359 selected = V4L2_TUNER_MODE_STEREO;
360 break;
Daniel Glöckner9e019e02012-06-09 21:43:57 -0300361 case V4L2_TUNER_MODE_LANG1_LANG2:
362 if (mode & V4L2_TUNER_SUB_LANG2)
363 selected = V4L2_TUNER_MODE_LANG1_LANG2;
364 else if (mode & V4L2_TUNER_SUB_STEREO)
365 selected = V4L2_TUNER_MODE_STEREO;
Daniel Glöcknere21adca2012-06-09 21:43:56 -0300366 }
Daniel Glöckner7bcfdf02012-06-17 07:53:42 -0300367 desc->setaudmode(chip, selected);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700368
369 /* schedule next check */
Mauro Carvalho Chehab09df5cbe2007-07-17 16:25:38 -0300370 mod_timer(&chip->wt, jiffies+msecs_to_jiffies(2000));
Linus Torvalds1da177e2005-04-16 15:20:36 -0700371 }
372
Hans Verkuil64f70e72008-12-18 12:11:32 -0300373 v4l2_dbg(1, debug, sd, "thread exiting\n");
Linus Torvalds1da177e2005-04-16 15:20:36 -0700374 return 0;
375}
376
Linus Torvalds1da177e2005-04-16 15:20:36 -0700377/* ---------------------------------------------------------------------- */
378/* audio chip descriptions - defines+functions for tda9840 */
379
380#define TDA9840_SW 0x00
381#define TDA9840_LVADJ 0x02
382#define TDA9840_STADJ 0x03
383#define TDA9840_TEST 0x04
384
385#define TDA9840_MONO 0x10
386#define TDA9840_STEREO 0x2a
387#define TDA9840_DUALA 0x12
388#define TDA9840_DUALB 0x1e
389#define TDA9840_DUALAB 0x1a
390#define TDA9840_DUALBA 0x16
391#define TDA9840_EXTERNAL 0x7a
392
393#define TDA9840_DS_DUAL 0x20 /* Dual sound identified */
394#define TDA9840_ST_STEREO 0x40 /* Stereo sound identified */
395#define TDA9840_PONRES 0x80 /* Power-on reset detected if = 1 */
396
397#define TDA9840_TEST_INT1SN 0x1 /* Integration time 0.5s when set */
398#define TDA9840_TEST_INTFU 0x02 /* Disables integrator function */
399
Daniel Glöckner7bcfdf02012-06-17 07:53:42 -0300400static int tda9840_getrxsubchans(struct CHIPSTATE *chip)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700401{
Hans Verkuil64f70e72008-12-18 12:11:32 -0300402 struct v4l2_subdev *sd = &chip->sd;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700403 int val, mode;
404
405 val = chip_read(chip);
Daniel Glöckner3322a592012-06-09 21:43:55 -0300406 mode = V4L2_TUNER_SUB_MONO;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700407 if (val & TDA9840_DS_DUAL)
Daniel Glöckner3322a592012-06-09 21:43:55 -0300408 mode |= V4L2_TUNER_SUB_LANG1 | V4L2_TUNER_SUB_LANG2;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700409 if (val & TDA9840_ST_STEREO)
Daniel Glöckner1884e292012-06-09 21:43:58 -0300410 mode = V4L2_TUNER_SUB_STEREO;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700411
Daniel Glöckner7bcfdf02012-06-17 07:53:42 -0300412 v4l2_dbg(1, debug, sd,
413 "tda9840_getrxsubchans(): raw chip read: %d, return: %d\n",
Mauro Carvalho Chehab18fc59e2005-09-09 13:04:05 -0700414 val, mode);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700415 return mode;
416}
417
Daniel Glöckner7bcfdf02012-06-17 07:53:42 -0300418static void tda9840_setaudmode(struct CHIPSTATE *chip, int mode)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700419{
420 int update = 1;
421 int t = chip->shadow.bytes[TDA9840_SW + 1] & ~0x7e;
422
423 switch (mode) {
Mauro Carvalho Chehabdc3d75d2006-08-25 16:53:08 -0300424 case V4L2_TUNER_MODE_MONO:
Linus Torvalds1da177e2005-04-16 15:20:36 -0700425 t |= TDA9840_MONO;
426 break;
Mauro Carvalho Chehabdc3d75d2006-08-25 16:53:08 -0300427 case V4L2_TUNER_MODE_STEREO:
Linus Torvalds1da177e2005-04-16 15:20:36 -0700428 t |= TDA9840_STEREO;
429 break;
Mauro Carvalho Chehabdc3d75d2006-08-25 16:53:08 -0300430 case V4L2_TUNER_MODE_LANG1:
Linus Torvalds1da177e2005-04-16 15:20:36 -0700431 t |= TDA9840_DUALA;
432 break;
Mauro Carvalho Chehabdc3d75d2006-08-25 16:53:08 -0300433 case V4L2_TUNER_MODE_LANG2:
Linus Torvalds1da177e2005-04-16 15:20:36 -0700434 t |= TDA9840_DUALB;
435 break;
Daniel Glöckner9e019e02012-06-09 21:43:57 -0300436 case V4L2_TUNER_MODE_LANG1_LANG2:
437 t |= TDA9840_DUALAB;
438 break;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700439 default:
440 update = 0;
441 }
442
443 if (update)
444 chip_write(chip, TDA9840_SW, t);
445}
446
Hans Verkuil94f9e562006-01-23 09:47:40 -0200447static int tda9840_checkit(struct CHIPSTATE *chip)
448{
449 int rc;
450 rc = chip_read(chip);
451 /* lower 5 bits should be 0 */
452 return ((rc & 0x1f) == 0) ? 1 : 0;
453}
454
Linus Torvalds1da177e2005-04-16 15:20:36 -0700455/* ---------------------------------------------------------------------- */
456/* audio chip descriptions - defines+functions for tda985x */
457
458/* subaddresses for TDA9855 */
459#define TDA9855_VR 0x00 /* Volume, right */
460#define TDA9855_VL 0x01 /* Volume, left */
461#define TDA9855_BA 0x02 /* Bass */
462#define TDA9855_TR 0x03 /* Treble */
463#define TDA9855_SW 0x04 /* Subwoofer - not connected on DTV2000 */
464
465/* subaddresses for TDA9850 */
466#define TDA9850_C4 0x04 /* Control 1 for TDA9850 */
467
468/* subaddesses for both chips */
469#define TDA985x_C5 0x05 /* Control 2 for TDA9850, Control 1 for TDA9855 */
470#define TDA985x_C6 0x06 /* Control 3 for TDA9850, Control 2 for TDA9855 */
471#define TDA985x_C7 0x07 /* Control 4 for TDA9850, Control 3 for TDA9855 */
472#define TDA985x_A1 0x08 /* Alignment 1 for both chips */
473#define TDA985x_A2 0x09 /* Alignment 2 for both chips */
474#define TDA985x_A3 0x0a /* Alignment 3 for both chips */
475
476/* Masks for bits in TDA9855 subaddresses */
477/* 0x00 - VR in TDA9855 */
478/* 0x01 - VL in TDA9855 */
479/* lower 7 bits control gain from -71dB (0x28) to 16dB (0x7f)
480 * in 1dB steps - mute is 0x27 */
481
482
483/* 0x02 - BA in TDA9855 */
484/* lower 5 bits control bass gain from -12dB (0x06) to 16.5dB (0x19)
485 * in .5dB steps - 0 is 0x0E */
486
487
488/* 0x03 - TR in TDA9855 */
489/* 4 bits << 1 control treble gain from -12dB (0x3) to 12dB (0xb)
490 * in 3dB steps - 0 is 0x7 */
491
492/* Masks for bits in both chips' subaddresses */
493/* 0x04 - SW in TDA9855, C4/Control 1 in TDA9850 */
494/* Unique to TDA9855: */
495/* 4 bits << 2 control subwoofer/surround gain from -14db (0x1) to 14db (0xf)
496 * in 3dB steps - mute is 0x0 */
497
498/* Unique to TDA9850: */
499/* lower 4 bits control stereo noise threshold, over which stereo turns off
500 * set to values of 0x00 through 0x0f for Ster1 through Ster16 */
501
502
503/* 0x05 - C5 - Control 1 in TDA9855 , Control 2 in TDA9850*/
504/* Unique to TDA9855: */
505#define TDA9855_MUTE 1<<7 /* GMU, Mute at outputs */
506#define TDA9855_AVL 1<<6 /* AVL, Automatic Volume Level */
507#define TDA9855_LOUD 1<<5 /* Loudness, 1==off */
508#define TDA9855_SUR 1<<3 /* Surround / Subwoofer 1==.5(L-R) 0==.5(L+R) */
509 /* Bits 0 to 3 select various combinations
Mauro Carvalho Chehab4ac97912005-11-08 21:37:43 -0800510 * of line in and line out, only the
511 * interesting ones are defined */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700512#define TDA9855_EXT 1<<2 /* Selects inputs LIR and LIL. Pins 41 & 12 */
513#define TDA9855_INT 0 /* Selects inputs LOR and LOL. (internal) */
514
515/* Unique to TDA9850: */
516/* lower 4 bits contol SAP noise threshold, over which SAP turns off
517 * set to values of 0x00 through 0x0f for SAP1 through SAP16 */
518
519
520/* 0x06 - C6 - Control 2 in TDA9855, Control 3 in TDA9850 */
521/* Common to TDA9855 and TDA9850: */
522#define TDA985x_SAP 3<<6 /* Selects SAP output, mute if not received */
Daniel Glöckner9e019e02012-06-09 21:43:57 -0300523#define TDA985x_MONOSAP 2<<6 /* Selects Mono on left, SAP on right */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700524#define TDA985x_STEREO 1<<6 /* Selects Stereo ouput, mono if not received */
525#define TDA985x_MONO 0 /* Forces Mono output */
526#define TDA985x_LMU 1<<3 /* Mute (LOR/LOL for 9855, OUTL/OUTR for 9850) */
527
528/* Unique to TDA9855: */
529#define TDA9855_TZCM 1<<5 /* If set, don't mute till zero crossing */
530#define TDA9855_VZCM 1<<4 /* If set, don't change volume till zero crossing*/
531#define TDA9855_LINEAR 0 /* Linear Stereo */
532#define TDA9855_PSEUDO 1 /* Pseudo Stereo */
533#define TDA9855_SPAT_30 2 /* Spatial Stereo, 30% anti-phase crosstalk */
534#define TDA9855_SPAT_50 3 /* Spatial Stereo, 52% anti-phase crosstalk */
535#define TDA9855_E_MONO 7 /* Forced mono - mono select elseware, so useless*/
536
537/* 0x07 - C7 - Control 3 in TDA9855, Control 4 in TDA9850 */
538/* Common to both TDA9855 and TDA9850: */
539/* lower 4 bits control input gain from -3.5dB (0x0) to 4dB (0xF)
540 * in .5dB steps - 0dB is 0x7 */
541
542/* 0x08, 0x09 - A1 and A2 (read/write) */
543/* Common to both TDA9855 and TDA9850: */
544/* lower 5 bites are wideband and spectral expander alignment
545 * from 0x00 to 0x1f - nominal at 0x0f and 0x10 (read/write) */
546#define TDA985x_STP 1<<5 /* Stereo Pilot/detect (read-only) */
547#define TDA985x_SAPP 1<<6 /* SAP Pilot/detect (read-only) */
548#define TDA985x_STS 1<<7 /* Stereo trigger 1= <35mV 0= <30mV (write-only)*/
549
550/* 0x0a - A3 */
551/* Common to both TDA9855 and TDA9850: */
552/* lower 3 bits control timing current for alignment: -30% (0x0), -20% (0x1),
553 * -10% (0x2), nominal (0x3), +10% (0x6), +20% (0x5), +30% (0x4) */
554#define TDA985x_ADJ 1<<7 /* Stereo adjust on/off (wideband and spectral */
555
556static int tda9855_volume(int val) { return val/0x2e8+0x27; }
557static int tda9855_bass(int val) { return val/0xccc+0x06; }
558static int tda9855_treble(int val) { return (val/0x1c71+0x3)<<1; }
559
Daniel Glöckner7bcfdf02012-06-17 07:53:42 -0300560static int tda985x_getrxsubchans(struct CHIPSTATE *chip)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700561{
Daniel Glöckner3322a592012-06-09 21:43:55 -0300562 int mode, val;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700563
Linus Torvalds1da177e2005-04-16 15:20:36 -0700564 /* Add mono mode regardless of SAP and stereo */
565 /* Allows forced mono */
Daniel Glöckner3322a592012-06-09 21:43:55 -0300566 mode = V4L2_TUNER_SUB_MONO;
567 val = chip_read(chip);
568 if (val & TDA985x_STP)
Daniel Glöckner1884e292012-06-09 21:43:58 -0300569 mode = V4L2_TUNER_SUB_STEREO;
Daniel Glöckner3322a592012-06-09 21:43:55 -0300570 if (val & TDA985x_SAPP)
571 mode |= V4L2_TUNER_SUB_SAP;
572 return mode;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700573}
574
Daniel Glöckner7bcfdf02012-06-17 07:53:42 -0300575static void tda985x_setaudmode(struct CHIPSTATE *chip, int mode)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700576{
577 int update = 1;
578 int c6 = chip->shadow.bytes[TDA985x_C6+1] & 0x3f;
579
580 switch (mode) {
Mauro Carvalho Chehabdc3d75d2006-08-25 16:53:08 -0300581 case V4L2_TUNER_MODE_MONO:
Linus Torvalds1da177e2005-04-16 15:20:36 -0700582 c6 |= TDA985x_MONO;
583 break;
Mauro Carvalho Chehabdc3d75d2006-08-25 16:53:08 -0300584 case V4L2_TUNER_MODE_STEREO:
Daniel Glöckner00fb1852012-06-09 21:43:52 -0300585 case V4L2_TUNER_MODE_LANG1:
Linus Torvalds1da177e2005-04-16 15:20:36 -0700586 c6 |= TDA985x_STEREO;
587 break;
Daniel Glöckner00fb1852012-06-09 21:43:52 -0300588 case V4L2_TUNER_MODE_SAP:
Linus Torvalds1da177e2005-04-16 15:20:36 -0700589 c6 |= TDA985x_SAP;
590 break;
Daniel Glöckner9e019e02012-06-09 21:43:57 -0300591 case V4L2_TUNER_MODE_LANG1_LANG2:
592 c6 |= TDA985x_MONOSAP;
593 break;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700594 default:
595 update = 0;
596 }
597 if (update)
598 chip_write(chip,TDA985x_C6,c6);
599}
600
601
602/* ---------------------------------------------------------------------- */
603/* audio chip descriptions - defines+functions for tda9873h */
604
605/* Subaddresses for TDA9873H */
606
607#define TDA9873_SW 0x00 /* Switching */
608#define TDA9873_AD 0x01 /* Adjust */
609#define TDA9873_PT 0x02 /* Port */
610
611/* Subaddress 0x00: Switching Data
612 * B7..B0:
613 *
614 * B1, B0: Input source selection
615 * 0, 0 internal
616 * 1, 0 external stereo
617 * 0, 1 external mono
618 */
619#define TDA9873_INP_MASK 3
620#define TDA9873_INTERNAL 0
621#define TDA9873_EXT_STEREO 2
622#define TDA9873_EXT_MONO 1
623
624/* B3, B2: output signal select
625 * B4 : transmission mode
626 * 0, 0, 1 Mono
627 * 1, 0, 0 Stereo
628 * 1, 1, 1 Stereo (reversed channel)
629 * 0, 0, 0 Dual AB
630 * 0, 0, 1 Dual AA
631 * 0, 1, 0 Dual BB
632 * 0, 1, 1 Dual BA
633 */
634
635#define TDA9873_TR_MASK (7 << 2)
636#define TDA9873_TR_MONO 4
637#define TDA9873_TR_STEREO 1 << 4
Daniel Glöcknerd59a14e2012-06-09 21:43:50 -0300638#define TDA9873_TR_REVERSE ((1 << 3) | (1 << 2))
Linus Torvalds1da177e2005-04-16 15:20:36 -0700639#define TDA9873_TR_DUALA 1 << 2
640#define TDA9873_TR_DUALB 1 << 3
Daniel Glöckner9e019e02012-06-09 21:43:57 -0300641#define TDA9873_TR_DUALAB 0
Linus Torvalds1da177e2005-04-16 15:20:36 -0700642
643/* output level controls
644 * B5: output level switch (0 = reduced gain, 1 = normal gain)
645 * B6: mute (1 = muted)
646 * B7: auto-mute (1 = auto-mute enabled)
647 */
648
649#define TDA9873_GAIN_NORMAL 1 << 5
650#define TDA9873_MUTE 1 << 6
651#define TDA9873_AUTOMUTE 1 << 7
652
653/* Subaddress 0x01: Adjust/standard */
654
655/* Lower 4 bits (C3..C0) control stereo adjustment on R channel (-0.6 - +0.7 dB)
656 * Recommended value is +0 dB
657 */
658
659#define TDA9873_STEREO_ADJ 0x06 /* 0dB gain */
660
661/* Bits C6..C4 control FM stantard
662 * C6, C5, C4
663 * 0, 0, 0 B/G (PAL FM)
664 * 0, 0, 1 M
665 * 0, 1, 0 D/K(1)
666 * 0, 1, 1 D/K(2)
667 * 1, 0, 0 D/K(3)
668 * 1, 0, 1 I
669 */
670#define TDA9873_BG 0
671#define TDA9873_M 1
672#define TDA9873_DK1 2
673#define TDA9873_DK2 3
674#define TDA9873_DK3 4
675#define TDA9873_I 5
676
677/* C7 controls identification response time (1=fast/0=normal)
678 */
679#define TDA9873_IDR_NORM 0
680#define TDA9873_IDR_FAST 1 << 7
681
682
683/* Subaddress 0x02: Port data */
684
685/* E1, E0 free programmable ports P1/P2
686 0, 0 both ports low
687 0, 1 P1 high
688 1, 0 P2 high
689 1, 1 both ports high
690*/
691
692#define TDA9873_PORTS 3
693
694/* E2: test port */
695#define TDA9873_TST_PORT 1 << 2
696
697/* E5..E3 control mono output channel (together with transmission mode bit B4)
698 *
699 * E5 E4 E3 B4 OUTM
700 * 0 0 0 0 mono
701 * 0 0 1 0 DUAL B
702 * 0 1 0 1 mono (from stereo decoder)
703 */
704#define TDA9873_MOUT_MONO 0
705#define TDA9873_MOUT_FMONO 0
706#define TDA9873_MOUT_DUALA 0
707#define TDA9873_MOUT_DUALB 1 << 3
708#define TDA9873_MOUT_ST 1 << 4
Daniel Glöcknerd59a14e2012-06-09 21:43:50 -0300709#define TDA9873_MOUT_EXTM ((1 << 4) | (1 << 3))
Linus Torvalds1da177e2005-04-16 15:20:36 -0700710#define TDA9873_MOUT_EXTL 1 << 5
Daniel Glöcknerd59a14e2012-06-09 21:43:50 -0300711#define TDA9873_MOUT_EXTR ((1 << 5) | (1 << 3))
712#define TDA9873_MOUT_EXTLR ((1 << 5) | (1 << 4))
713#define TDA9873_MOUT_MUTE ((1 << 5) | (1 << 4) | (1 << 3))
Linus Torvalds1da177e2005-04-16 15:20:36 -0700714
715/* Status bits: (chip read) */
716#define TDA9873_PONR 0 /* Power-on reset detected if = 1 */
717#define TDA9873_STEREO 2 /* Stereo sound is identified */
718#define TDA9873_DUAL 4 /* Dual sound is identified */
719
Daniel Glöckner7bcfdf02012-06-17 07:53:42 -0300720static int tda9873_getrxsubchans(struct CHIPSTATE *chip)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700721{
Hans Verkuil64f70e72008-12-18 12:11:32 -0300722 struct v4l2_subdev *sd = &chip->sd;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700723 int val,mode;
724
725 val = chip_read(chip);
Daniel Glöckner3322a592012-06-09 21:43:55 -0300726 mode = V4L2_TUNER_SUB_MONO;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700727 if (val & TDA9873_STEREO)
Daniel Glöckner1884e292012-06-09 21:43:58 -0300728 mode = V4L2_TUNER_SUB_STEREO;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700729 if (val & TDA9873_DUAL)
Daniel Glöckner3322a592012-06-09 21:43:55 -0300730 mode |= V4L2_TUNER_SUB_LANG1 | V4L2_TUNER_SUB_LANG2;
Daniel Glöckner7bcfdf02012-06-17 07:53:42 -0300731 v4l2_dbg(1, debug, sd,
732 "tda9873_getrxsubchans(): raw chip read: %d, return: %d\n",
Mauro Carvalho Chehab18fc59e2005-09-09 13:04:05 -0700733 val, mode);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700734 return mode;
735}
736
Daniel Glöckner7bcfdf02012-06-17 07:53:42 -0300737static void tda9873_setaudmode(struct CHIPSTATE *chip, int mode)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700738{
Hans Verkuil64f70e72008-12-18 12:11:32 -0300739 struct v4l2_subdev *sd = &chip->sd;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700740 int sw_data = chip->shadow.bytes[TDA9873_SW+1] & ~ TDA9873_TR_MASK;
741 /* int adj_data = chip->shadow.bytes[TDA9873_AD+1] ; */
742
743 if ((sw_data & TDA9873_INP_MASK) != TDA9873_INTERNAL) {
Daniel Glöckner7bcfdf02012-06-17 07:53:42 -0300744 v4l2_dbg(1, debug, sd,
745 "tda9873_setaudmode(): external input\n");
Linus Torvalds1da177e2005-04-16 15:20:36 -0700746 return;
747 }
748
Daniel Glöckner7bcfdf02012-06-17 07:53:42 -0300749 v4l2_dbg(1, debug, sd,
750 "tda9873_setaudmode(): chip->shadow.bytes[%d] = %d\n",
751 TDA9873_SW+1, chip->shadow.bytes[TDA9873_SW+1]);
752 v4l2_dbg(1, debug, sd, "tda9873_setaudmode(): sw_data = %d\n",
753 sw_data);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700754
755 switch (mode) {
Mauro Carvalho Chehabdc3d75d2006-08-25 16:53:08 -0300756 case V4L2_TUNER_MODE_MONO:
Linus Torvalds1da177e2005-04-16 15:20:36 -0700757 sw_data |= TDA9873_TR_MONO;
758 break;
Mauro Carvalho Chehabdc3d75d2006-08-25 16:53:08 -0300759 case V4L2_TUNER_MODE_STEREO:
Linus Torvalds1da177e2005-04-16 15:20:36 -0700760 sw_data |= TDA9873_TR_STEREO;
761 break;
Mauro Carvalho Chehabdc3d75d2006-08-25 16:53:08 -0300762 case V4L2_TUNER_MODE_LANG1:
Linus Torvalds1da177e2005-04-16 15:20:36 -0700763 sw_data |= TDA9873_TR_DUALA;
764 break;
Mauro Carvalho Chehabdc3d75d2006-08-25 16:53:08 -0300765 case V4L2_TUNER_MODE_LANG2:
Linus Torvalds1da177e2005-04-16 15:20:36 -0700766 sw_data |= TDA9873_TR_DUALB;
767 break;
Daniel Glöckner9e019e02012-06-09 21:43:57 -0300768 case V4L2_TUNER_MODE_LANG1_LANG2:
769 sw_data |= TDA9873_TR_DUALAB;
770 break;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700771 default:
Linus Torvalds1da177e2005-04-16 15:20:36 -0700772 return;
773 }
774
775 chip_write(chip, TDA9873_SW, sw_data);
Daniel Glöckner7bcfdf02012-06-17 07:53:42 -0300776 v4l2_dbg(1, debug, sd,
777 "tda9873_setaudmode(): req. mode %d; chip_write: %d\n",
Linus Torvalds1da177e2005-04-16 15:20:36 -0700778 mode, sw_data);
779}
780
781static int tda9873_checkit(struct CHIPSTATE *chip)
782{
783 int rc;
784
785 if (-1 == (rc = chip_read2(chip,254)))
786 return 0;
787 return (rc & ~0x1f) == 0x80;
788}
789
790
791/* ---------------------------------------------------------------------- */
792/* audio chip description - defines+functions for tda9874h and tda9874a */
793/* Dariusz Kowalewski <darekk@automex.pl> */
794
795/* Subaddresses for TDA9874H and TDA9874A (slave rx) */
796#define TDA9874A_AGCGR 0x00 /* AGC gain */
797#define TDA9874A_GCONR 0x01 /* general config */
798#define TDA9874A_MSR 0x02 /* monitor select */
799#define TDA9874A_C1FRA 0x03 /* carrier 1 freq. */
800#define TDA9874A_C1FRB 0x04 /* carrier 1 freq. */
801#define TDA9874A_C1FRC 0x05 /* carrier 1 freq. */
802#define TDA9874A_C2FRA 0x06 /* carrier 2 freq. */
803#define TDA9874A_C2FRB 0x07 /* carrier 2 freq. */
804#define TDA9874A_C2FRC 0x08 /* carrier 2 freq. */
805#define TDA9874A_DCR 0x09 /* demodulator config */
806#define TDA9874A_FMER 0x0a /* FM de-emphasis */
807#define TDA9874A_FMMR 0x0b /* FM dematrix */
808#define TDA9874A_C1OLAR 0x0c /* ch.1 output level adj. */
809#define TDA9874A_C2OLAR 0x0d /* ch.2 output level adj. */
810#define TDA9874A_NCONR 0x0e /* NICAM config */
811#define TDA9874A_NOLAR 0x0f /* NICAM output level adj. */
812#define TDA9874A_NLELR 0x10 /* NICAM lower error limit */
813#define TDA9874A_NUELR 0x11 /* NICAM upper error limit */
814#define TDA9874A_AMCONR 0x12 /* audio mute control */
815#define TDA9874A_SDACOSR 0x13 /* stereo DAC output select */
816#define TDA9874A_AOSR 0x14 /* analog output select */
817#define TDA9874A_DAICONR 0x15 /* digital audio interface config */
818#define TDA9874A_I2SOSR 0x16 /* I2S-bus output select */
819#define TDA9874A_I2SOLAR 0x17 /* I2S-bus output level adj. */
820#define TDA9874A_MDACOSR 0x18 /* mono DAC output select (tda9874a) */
821#define TDA9874A_ESP 0xFF /* easy standard progr. (tda9874a) */
822
823/* Subaddresses for TDA9874H and TDA9874A (slave tx) */
824#define TDA9874A_DSR 0x00 /* device status */
825#define TDA9874A_NSR 0x01 /* NICAM status */
826#define TDA9874A_NECR 0x02 /* NICAM error count */
827#define TDA9874A_DR1 0x03 /* add. data LSB */
828#define TDA9874A_DR2 0x04 /* add. data MSB */
829#define TDA9874A_LLRA 0x05 /* monitor level read-out LSB */
830#define TDA9874A_LLRB 0x06 /* monitor level read-out MSB */
831#define TDA9874A_SIFLR 0x07 /* SIF level */
832#define TDA9874A_TR2 252 /* test reg. 2 */
833#define TDA9874A_TR1 253 /* test reg. 1 */
834#define TDA9874A_DIC 254 /* device id. code */
835#define TDA9874A_SIC 255 /* software id. code */
836
837
838static int tda9874a_mode = 1; /* 0: A2, 1: NICAM */
839static int tda9874a_GCONR = 0xc0; /* default config. input pin: SIFSEL=0 */
840static int tda9874a_NCONR = 0x01; /* default NICAM config.: AMSEL=0,AMUTE=1 */
841static int tda9874a_ESP = 0x07; /* default standard: NICAM D/K */
842static int tda9874a_dic = -1; /* device id. code */
843
844/* insmod options for tda9874a */
845static unsigned int tda9874a_SIF = UNSET;
846static unsigned int tda9874a_AMSEL = UNSET;
847static unsigned int tda9874a_STD = UNSET;
848module_param(tda9874a_SIF, int, 0444);
849module_param(tda9874a_AMSEL, int, 0444);
850module_param(tda9874a_STD, int, 0444);
851
852/*
853 * initialization table for tda9874 decoder:
854 * - carrier 1 freq. registers (3 bytes)
855 * - carrier 2 freq. registers (3 bytes)
856 * - demudulator config register
857 * - FM de-emphasis register (slow identification mode)
858 * Note: frequency registers must be written in single i2c transfer.
859 */
860static struct tda9874a_MODES {
861 char *name;
862 audiocmd cmd;
863} tda9874a_modelist[9] = {
Mauro Carvalho Chehab04e6f992008-11-13 13:10:11 -0300864 { "A2, B/G", /* default */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700865 { 9, { TDA9874A_C1FRA, 0x72,0x95,0x55, 0x77,0xA0,0x00, 0x00,0x00 }} },
866 { "A2, M (Korea)",
867 { 9, { TDA9874A_C1FRA, 0x5D,0xC0,0x00, 0x62,0x6A,0xAA, 0x20,0x22 }} },
868 { "A2, D/K (1)",
869 { 9, { TDA9874A_C1FRA, 0x87,0x6A,0xAA, 0x82,0x60,0x00, 0x00,0x00 }} },
870 { "A2, D/K (2)",
871 { 9, { TDA9874A_C1FRA, 0x87,0x6A,0xAA, 0x8C,0x75,0x55, 0x00,0x00 }} },
872 { "A2, D/K (3)",
873 { 9, { TDA9874A_C1FRA, 0x87,0x6A,0xAA, 0x77,0xA0,0x00, 0x00,0x00 }} },
874 { "NICAM, I",
875 { 9, { TDA9874A_C1FRA, 0x7D,0x00,0x00, 0x88,0x8A,0xAA, 0x08,0x33 }} },
876 { "NICAM, B/G",
877 { 9, { TDA9874A_C1FRA, 0x72,0x95,0x55, 0x79,0xEA,0xAA, 0x08,0x33 }} },
Mauro Carvalho Chehab04e6f992008-11-13 13:10:11 -0300878 { "NICAM, D/K",
Linus Torvalds1da177e2005-04-16 15:20:36 -0700879 { 9, { TDA9874A_C1FRA, 0x87,0x6A,0xAA, 0x79,0xEA,0xAA, 0x08,0x33 }} },
880 { "NICAM, L",
881 { 9, { TDA9874A_C1FRA, 0x87,0x6A,0xAA, 0x79,0xEA,0xAA, 0x09,0x33 }} }
882};
883
884static int tda9874a_setup(struct CHIPSTATE *chip)
885{
Hans Verkuil64f70e72008-12-18 12:11:32 -0300886 struct v4l2_subdev *sd = &chip->sd;
887
Linus Torvalds1da177e2005-04-16 15:20:36 -0700888 chip_write(chip, TDA9874A_AGCGR, 0x00); /* 0 dB */
889 chip_write(chip, TDA9874A_GCONR, tda9874a_GCONR);
890 chip_write(chip, TDA9874A_MSR, (tda9874a_mode) ? 0x03:0x02);
891 if(tda9874a_dic == 0x11) {
892 chip_write(chip, TDA9874A_FMMR, 0x80);
893 } else { /* dic == 0x07 */
894 chip_cmd(chip,"tda9874_modelist",&tda9874a_modelist[tda9874a_STD].cmd);
895 chip_write(chip, TDA9874A_FMMR, 0x00);
896 }
897 chip_write(chip, TDA9874A_C1OLAR, 0x00); /* 0 dB */
898 chip_write(chip, TDA9874A_C2OLAR, 0x00); /* 0 dB */
899 chip_write(chip, TDA9874A_NCONR, tda9874a_NCONR);
900 chip_write(chip, TDA9874A_NOLAR, 0x00); /* 0 dB */
901 /* Note: If signal quality is poor you may want to change NICAM */
902 /* error limit registers (NLELR and NUELR) to some greater values. */
903 /* Then the sound would remain stereo, but won't be so clear. */
904 chip_write(chip, TDA9874A_NLELR, 0x14); /* default */
905 chip_write(chip, TDA9874A_NUELR, 0x50); /* default */
906
907 if(tda9874a_dic == 0x11) {
908 chip_write(chip, TDA9874A_AMCONR, 0xf9);
909 chip_write(chip, TDA9874A_SDACOSR, (tda9874a_mode) ? 0x81:0x80);
910 chip_write(chip, TDA9874A_AOSR, 0x80);
911 chip_write(chip, TDA9874A_MDACOSR, (tda9874a_mode) ? 0x82:0x80);
912 chip_write(chip, TDA9874A_ESP, tda9874a_ESP);
913 } else { /* dic == 0x07 */
914 chip_write(chip, TDA9874A_AMCONR, 0xfb);
915 chip_write(chip, TDA9874A_SDACOSR, (tda9874a_mode) ? 0x81:0x80);
Mauro Carvalho Chehab18fc59e2005-09-09 13:04:05 -0700916 chip_write(chip, TDA9874A_AOSR, 0x00); /* or 0x10 */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700917 }
Hans Verkuil64f70e72008-12-18 12:11:32 -0300918 v4l2_dbg(1, debug, sd, "tda9874a_setup(): %s [0x%02X].\n",
Linus Torvalds1da177e2005-04-16 15:20:36 -0700919 tda9874a_modelist[tda9874a_STD].name,tda9874a_STD);
920 return 1;
921}
922
Daniel Glöckner7bcfdf02012-06-17 07:53:42 -0300923static int tda9874a_getrxsubchans(struct CHIPSTATE *chip)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700924{
Hans Verkuil64f70e72008-12-18 12:11:32 -0300925 struct v4l2_subdev *sd = &chip->sd;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700926 int dsr,nsr,mode;
927 int necr; /* just for debugging */
928
Daniel Glöckner3322a592012-06-09 21:43:55 -0300929 mode = V4L2_TUNER_SUB_MONO;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700930
931 if(-1 == (dsr = chip_read2(chip,TDA9874A_DSR)))
932 return mode;
933 if(-1 == (nsr = chip_read2(chip,TDA9874A_NSR)))
934 return mode;
935 if(-1 == (necr = chip_read2(chip,TDA9874A_NECR)))
936 return mode;
937
938 /* need to store dsr/nsr somewhere */
939 chip->shadow.bytes[MAXREGS-2] = dsr;
940 chip->shadow.bytes[MAXREGS-1] = nsr;
941
942 if(tda9874a_mode) {
943 /* Note: DSR.RSSF and DSR.AMSTAT bits are also checked.
944 * If NICAM auto-muting is enabled, DSR.AMSTAT=1 indicates
945 * that sound has (temporarily) switched from NICAM to
946 * mono FM (or AM) on 1st sound carrier due to high NICAM bit
947 * error count. So in fact there is no stereo in this case :-(
Mauro Carvalho Chehabdc3d75d2006-08-25 16:53:08 -0300948 * But changing the mode to V4L2_TUNER_MODE_MONO would switch
Linus Torvalds1da177e2005-04-16 15:20:36 -0700949 * external 4052 multiplexer in audio_hook().
950 */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700951 if(nsr & 0x02) /* NSR.S/MB=1 */
Daniel Glöckner1884e292012-06-09 21:43:58 -0300952 mode = V4L2_TUNER_SUB_STEREO;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700953 if(nsr & 0x01) /* NSR.D/SB=1 */
Daniel Glöckner3322a592012-06-09 21:43:55 -0300954 mode |= V4L2_TUNER_SUB_LANG1 | V4L2_TUNER_SUB_LANG2;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700955 } else {
956 if(dsr & 0x02) /* DSR.IDSTE=1 */
Daniel Glöckner1884e292012-06-09 21:43:58 -0300957 mode = V4L2_TUNER_SUB_STEREO;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700958 if(dsr & 0x04) /* DSR.IDDUA=1 */
Daniel Glöckner3322a592012-06-09 21:43:55 -0300959 mode |= V4L2_TUNER_SUB_LANG1 | V4L2_TUNER_SUB_LANG2;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700960 }
961
Daniel Glöckner7bcfdf02012-06-17 07:53:42 -0300962 v4l2_dbg(1, debug, sd,
963 "tda9874a_getrxsubchans(): DSR=0x%X, NSR=0x%X, NECR=0x%X, return: %d.\n",
Linus Torvalds1da177e2005-04-16 15:20:36 -0700964 dsr, nsr, necr, mode);
965 return mode;
966}
967
Daniel Glöckner7bcfdf02012-06-17 07:53:42 -0300968static void tda9874a_setaudmode(struct CHIPSTATE *chip, int mode)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700969{
Hans Verkuil64f70e72008-12-18 12:11:32 -0300970 struct v4l2_subdev *sd = &chip->sd;
971
Linus Torvalds1da177e2005-04-16 15:20:36 -0700972 /* Disable/enable NICAM auto-muting (based on DSR.RSSF status bit). */
973 /* If auto-muting is disabled, we can hear a signal of degrading quality. */
Hans Verkuil64f70e72008-12-18 12:11:32 -0300974 if (tda9874a_mode) {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700975 if(chip->shadow.bytes[MAXREGS-2] & 0x20) /* DSR.RSSF=1 */
976 tda9874a_NCONR &= 0xfe; /* enable */
977 else
978 tda9874a_NCONR |= 0x01; /* disable */
979 chip_write(chip, TDA9874A_NCONR, tda9874a_NCONR);
980 }
981
982 /* Note: TDA9874A supports automatic FM dematrixing (FMMR register)
983 * and has auto-select function for audio output (AOSR register).
984 * Old TDA9874H doesn't support these features.
985 * TDA9874A also has additional mono output pin (OUTM), which
986 * on same (all?) tv-cards is not used, anyway (as well as MONOIN).
987 */
988 if(tda9874a_dic == 0x11) {
989 int aosr = 0x80;
990 int mdacosr = (tda9874a_mode) ? 0x82:0x80;
991
992 switch(mode) {
Mauro Carvalho Chehabdc3d75d2006-08-25 16:53:08 -0300993 case V4L2_TUNER_MODE_MONO:
994 case V4L2_TUNER_MODE_STEREO:
Linus Torvalds1da177e2005-04-16 15:20:36 -0700995 break;
Mauro Carvalho Chehabdc3d75d2006-08-25 16:53:08 -0300996 case V4L2_TUNER_MODE_LANG1:
Linus Torvalds1da177e2005-04-16 15:20:36 -0700997 aosr = 0x80; /* auto-select, dual A/A */
998 mdacosr = (tda9874a_mode) ? 0x82:0x80;
999 break;
Mauro Carvalho Chehabdc3d75d2006-08-25 16:53:08 -03001000 case V4L2_TUNER_MODE_LANG2:
Linus Torvalds1da177e2005-04-16 15:20:36 -07001001 aosr = 0xa0; /* auto-select, dual B/B */
1002 mdacosr = (tda9874a_mode) ? 0x83:0x81;
1003 break;
Daniel Glöckner9e019e02012-06-09 21:43:57 -03001004 case V4L2_TUNER_MODE_LANG1_LANG2:
1005 aosr = 0x00; /* always route L to L and R to R */
1006 mdacosr = (tda9874a_mode) ? 0x82:0x80;
1007 break;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001008 default:
Linus Torvalds1da177e2005-04-16 15:20:36 -07001009 return;
1010 }
1011 chip_write(chip, TDA9874A_AOSR, aosr);
1012 chip_write(chip, TDA9874A_MDACOSR, mdacosr);
1013
Daniel Glöckner7bcfdf02012-06-17 07:53:42 -03001014 v4l2_dbg(1, debug, sd,
1015 "tda9874a_setaudmode(): req. mode %d; AOSR=0x%X, MDACOSR=0x%X.\n",
Linus Torvalds1da177e2005-04-16 15:20:36 -07001016 mode, aosr, mdacosr);
1017
1018 } else { /* dic == 0x07 */
1019 int fmmr,aosr;
1020
1021 switch(mode) {
Mauro Carvalho Chehabdc3d75d2006-08-25 16:53:08 -03001022 case V4L2_TUNER_MODE_MONO:
Linus Torvalds1da177e2005-04-16 15:20:36 -07001023 fmmr = 0x00; /* mono */
1024 aosr = 0x10; /* A/A */
1025 break;
Mauro Carvalho Chehabdc3d75d2006-08-25 16:53:08 -03001026 case V4L2_TUNER_MODE_STEREO:
Linus Torvalds1da177e2005-04-16 15:20:36 -07001027 if(tda9874a_mode) {
1028 fmmr = 0x00;
1029 aosr = 0x00; /* handled by NICAM auto-mute */
1030 } else {
1031 fmmr = (tda9874a_ESP == 1) ? 0x05 : 0x04; /* stereo */
1032 aosr = 0x00;
1033 }
1034 break;
Mauro Carvalho Chehabdc3d75d2006-08-25 16:53:08 -03001035 case V4L2_TUNER_MODE_LANG1:
Linus Torvalds1da177e2005-04-16 15:20:36 -07001036 fmmr = 0x02; /* dual */
1037 aosr = 0x10; /* dual A/A */
1038 break;
Mauro Carvalho Chehabdc3d75d2006-08-25 16:53:08 -03001039 case V4L2_TUNER_MODE_LANG2:
Linus Torvalds1da177e2005-04-16 15:20:36 -07001040 fmmr = 0x02; /* dual */
1041 aosr = 0x20; /* dual B/B */
1042 break;
Daniel Glöckner9e019e02012-06-09 21:43:57 -03001043 case V4L2_TUNER_MODE_LANG1_LANG2:
1044 fmmr = 0x02; /* dual */
1045 aosr = 0x00; /* dual A/B */
1046 break;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001047 default:
Linus Torvalds1da177e2005-04-16 15:20:36 -07001048 return;
1049 }
1050 chip_write(chip, TDA9874A_FMMR, fmmr);
1051 chip_write(chip, TDA9874A_AOSR, aosr);
1052
Daniel Glöckner7bcfdf02012-06-17 07:53:42 -03001053 v4l2_dbg(1, debug, sd,
1054 "tda9874a_setaudmode(): req. mode %d; FMMR=0x%X, AOSR=0x%X.\n",
Linus Torvalds1da177e2005-04-16 15:20:36 -07001055 mode, fmmr, aosr);
1056 }
1057}
1058
1059static int tda9874a_checkit(struct CHIPSTATE *chip)
1060{
Hans Verkuil64f70e72008-12-18 12:11:32 -03001061 struct v4l2_subdev *sd = &chip->sd;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001062 int dic,sic; /* device id. and software id. codes */
1063
1064 if(-1 == (dic = chip_read2(chip,TDA9874A_DIC)))
1065 return 0;
1066 if(-1 == (sic = chip_read2(chip,TDA9874A_SIC)))
1067 return 0;
1068
Hans Verkuil64f70e72008-12-18 12:11:32 -03001069 v4l2_dbg(1, debug, sd, "tda9874a_checkit(): DIC=0x%X, SIC=0x%X.\n", dic, sic);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001070
1071 if((dic == 0x11)||(dic == 0x07)) {
Hans Verkuil64f70e72008-12-18 12:11:32 -03001072 v4l2_info(sd, "found tda9874%s.\n", (dic == 0x11) ? "a" : "h");
Linus Torvalds1da177e2005-04-16 15:20:36 -07001073 tda9874a_dic = dic; /* remember device id. */
1074 return 1;
1075 }
1076 return 0; /* not found */
1077}
1078
1079static int tda9874a_initialize(struct CHIPSTATE *chip)
1080{
1081 if (tda9874a_SIF > 2)
1082 tda9874a_SIF = 1;
Mauro Carvalho Chehab04e6f992008-11-13 13:10:11 -03001083 if (tda9874a_STD >= ARRAY_SIZE(tda9874a_modelist))
Linus Torvalds1da177e2005-04-16 15:20:36 -07001084 tda9874a_STD = 0;
1085 if(tda9874a_AMSEL > 1)
1086 tda9874a_AMSEL = 0;
1087
1088 if(tda9874a_SIF == 1)
1089 tda9874a_GCONR = 0xc0; /* sound IF input 1 */
1090 else
1091 tda9874a_GCONR = 0xc1; /* sound IF input 2 */
1092
1093 tda9874a_ESP = tda9874a_STD;
1094 tda9874a_mode = (tda9874a_STD < 5) ? 0 : 1;
1095
1096 if(tda9874a_AMSEL == 0)
1097 tda9874a_NCONR = 0x01; /* auto-mute: analog mono input */
1098 else
1099 tda9874a_NCONR = 0x05; /* auto-mute: 1st carrier FM or AM */
1100
1101 tda9874a_setup(chip);
1102 return 0;
1103}
1104
Hans Verkuil411674f2009-03-18 14:02:36 -03001105/* ---------------------------------------------------------------------- */
1106/* audio chip description - defines+functions for tda9875 */
1107/* The TDA9875 is made by Philips Semiconductor
1108 * http://www.semiconductors.philips.com
1109 * TDA9875: I2C-bus controlled DSP audio processor, FM demodulator
1110 *
1111 */
1112
1113/* subaddresses for TDA9875 */
1114#define TDA9875_MUT 0x12 /*General mute (value --> 0b11001100*/
1115#define TDA9875_CFG 0x01 /* Config register (value --> 0b00000000 */
1116#define TDA9875_DACOS 0x13 /*DAC i/o select (ADC) 0b0000100*/
1117#define TDA9875_LOSR 0x16 /*Line output select regirter 0b0100 0001*/
1118
1119#define TDA9875_CH1V 0x0c /*Channel 1 volume (mute)*/
1120#define TDA9875_CH2V 0x0d /*Channel 2 volume (mute)*/
1121#define TDA9875_SC1 0x14 /*SCART 1 in (mono)*/
1122#define TDA9875_SC2 0x15 /*SCART 2 in (mono)*/
1123
1124#define TDA9875_ADCIS 0x17 /*ADC input select (mono) 0b0110 000*/
1125#define TDA9875_AER 0x19 /*Audio effect (AVL+Pseudo) 0b0000 0110*/
1126#define TDA9875_MCS 0x18 /*Main channel select (DAC) 0b0000100*/
1127#define TDA9875_MVL 0x1a /* Main volume gauche */
1128#define TDA9875_MVR 0x1b /* Main volume droite */
1129#define TDA9875_MBA 0x1d /* Main Basse */
1130#define TDA9875_MTR 0x1e /* Main treble */
Lucas De Marchi25985ed2011-03-30 22:57:33 -03001131#define TDA9875_ACS 0x1f /* Auxiliary channel select (FM) 0b0000000*/
1132#define TDA9875_AVL 0x20 /* Auxiliary volume gauche */
1133#define TDA9875_AVR 0x21 /* Auxiliary volume droite */
1134#define TDA9875_ABA 0x22 /* Auxiliary Basse */
1135#define TDA9875_ATR 0x23 /* Auxiliary treble */
Hans Verkuil411674f2009-03-18 14:02:36 -03001136
1137#define TDA9875_MSR 0x02 /* Monitor select register */
1138#define TDA9875_C1MSB 0x03 /* Carrier 1 (FM) frequency register MSB */
1139#define TDA9875_C1MIB 0x04 /* Carrier 1 (FM) frequency register (16-8]b */
1140#define TDA9875_C1LSB 0x05 /* Carrier 1 (FM) frequency register LSB */
1141#define TDA9875_C2MSB 0x06 /* Carrier 2 (nicam) frequency register MSB */
1142#define TDA9875_C2MIB 0x07 /* Carrier 2 (nicam) frequency register (16-8]b */
1143#define TDA9875_C2LSB 0x08 /* Carrier 2 (nicam) frequency register LSB */
1144#define TDA9875_DCR 0x09 /* Demodulateur configuration regirter*/
1145#define TDA9875_DEEM 0x0a /* FM de-emphasis regirter*/
1146#define TDA9875_FMAT 0x0b /* FM Matrix regirter*/
1147
1148/* values */
1149#define TDA9875_MUTE_ON 0xff /* general mute */
1150#define TDA9875_MUTE_OFF 0xcc /* general no mute */
1151
1152static int tda9875_initialize(struct CHIPSTATE *chip)
1153{
1154 chip_write(chip, TDA9875_CFG, 0xd0); /*reg de config 0 (reset)*/
1155 chip_write(chip, TDA9875_MSR, 0x03); /* Monitor 0b00000XXX*/
1156 chip_write(chip, TDA9875_C1MSB, 0x00); /*Car1(FM) MSB XMHz*/
1157 chip_write(chip, TDA9875_C1MIB, 0x00); /*Car1(FM) MIB XMHz*/
1158 chip_write(chip, TDA9875_C1LSB, 0x00); /*Car1(FM) LSB XMHz*/
1159 chip_write(chip, TDA9875_C2MSB, 0x00); /*Car2(NICAM) MSB XMHz*/
1160 chip_write(chip, TDA9875_C2MIB, 0x00); /*Car2(NICAM) MIB XMHz*/
1161 chip_write(chip, TDA9875_C2LSB, 0x00); /*Car2(NICAM) LSB XMHz*/
1162 chip_write(chip, TDA9875_DCR, 0x00); /*Demod config 0x00*/
1163 chip_write(chip, TDA9875_DEEM, 0x44); /*DE-Emph 0b0100 0100*/
1164 chip_write(chip, TDA9875_FMAT, 0x00); /*FM Matrix reg 0x00*/
1165 chip_write(chip, TDA9875_SC1, 0x00); /* SCART 1 (SC1)*/
1166 chip_write(chip, TDA9875_SC2, 0x01); /* SCART 2 (sc2)*/
1167
1168 chip_write(chip, TDA9875_CH1V, 0x10); /* Channel volume 1 mute*/
1169 chip_write(chip, TDA9875_CH2V, 0x10); /* Channel volume 2 mute */
1170 chip_write(chip, TDA9875_DACOS, 0x02); /* sig DAC i/o(in:nicam)*/
1171 chip_write(chip, TDA9875_ADCIS, 0x6f); /* sig ADC input(in:mono)*/
1172 chip_write(chip, TDA9875_LOSR, 0x00); /* line out (in:mono)*/
1173 chip_write(chip, TDA9875_AER, 0x00); /*06 Effect (AVL+PSEUDO) */
1174 chip_write(chip, TDA9875_MCS, 0x44); /* Main ch select (DAC) */
1175 chip_write(chip, TDA9875_MVL, 0x03); /* Vol Main left 10dB */
1176 chip_write(chip, TDA9875_MVR, 0x03); /* Vol Main right 10dB*/
1177 chip_write(chip, TDA9875_MBA, 0x00); /* Main Bass Main 0dB*/
1178 chip_write(chip, TDA9875_MTR, 0x00); /* Main Treble Main 0dB*/
1179 chip_write(chip, TDA9875_ACS, 0x44); /* Aux chan select (dac)*/
1180 chip_write(chip, TDA9875_AVL, 0x00); /* Vol Aux left 0dB*/
1181 chip_write(chip, TDA9875_AVR, 0x00); /* Vol Aux right 0dB*/
1182 chip_write(chip, TDA9875_ABA, 0x00); /* Aux Bass Main 0dB*/
1183 chip_write(chip, TDA9875_ATR, 0x00); /* Aux Aigus Main 0dB*/
1184
1185 chip_write(chip, TDA9875_MUT, 0xcc); /* General mute */
1186 return 0;
1187}
1188
1189static int tda9875_volume(int val) { return (unsigned char)(val / 602 - 84); }
1190static int tda9875_bass(int val) { return (unsigned char)(max(-12, val / 2115 - 15)); }
1191static int tda9875_treble(int val) { return (unsigned char)(val / 2622 - 12); }
1192
1193/* ----------------------------------------------------------------------- */
1194
1195
1196/* *********************** *
1197 * i2c interface functions *
1198 * *********************** */
1199
1200static int tda9875_checkit(struct CHIPSTATE *chip)
1201{
1202 struct v4l2_subdev *sd = &chip->sd;
1203 int dic, rev;
1204
1205 dic = chip_read2(chip, 254);
1206 rev = chip_read2(chip, 255);
1207
1208 if (dic == 0 || dic == 2) { /* tda9875 and tda9875A */
1209 v4l2_info(sd, "found tda9875%s rev. %d.\n",
1210 dic == 0 ? "" : "A", rev);
1211 return 1;
1212 }
1213 return 0;
1214}
Linus Torvalds1da177e2005-04-16 15:20:36 -07001215
1216/* ---------------------------------------------------------------------- */
1217/* audio chip descriptions - defines+functions for tea6420 */
1218
1219#define TEA6300_VL 0x00 /* volume left */
1220#define TEA6300_VR 0x01 /* volume right */
1221#define TEA6300_BA 0x02 /* bass */
1222#define TEA6300_TR 0x03 /* treble */
1223#define TEA6300_FA 0x04 /* fader control */
1224#define TEA6300_S 0x05 /* switch register */
Mauro Carvalho Chehabf2421ca2005-11-08 21:37:45 -08001225 /* values for those registers: */
Linus Torvalds1da177e2005-04-16 15:20:36 -07001226#define TEA6300_S_SA 0x01 /* stereo A input */
1227#define TEA6300_S_SB 0x02 /* stereo B */
1228#define TEA6300_S_SC 0x04 /* stereo C */
1229#define TEA6300_S_GMU 0x80 /* general mute */
1230
1231#define TEA6320_V 0x00 /* volume (0-5)/loudness off (6)/zero crossing mute(7) */
1232#define TEA6320_FFR 0x01 /* fader front right (0-5) */
1233#define TEA6320_FFL 0x02 /* fader front left (0-5) */
1234#define TEA6320_FRR 0x03 /* fader rear right (0-5) */
1235#define TEA6320_FRL 0x04 /* fader rear left (0-5) */
1236#define TEA6320_BA 0x05 /* bass (0-4) */
1237#define TEA6320_TR 0x06 /* treble (0-4) */
1238#define TEA6320_S 0x07 /* switch register */
Mauro Carvalho Chehabf2421ca2005-11-08 21:37:45 -08001239 /* values for those registers: */
Linus Torvalds1da177e2005-04-16 15:20:36 -07001240#define TEA6320_S_SA 0x07 /* stereo A input */
1241#define TEA6320_S_SB 0x06 /* stereo B */
1242#define TEA6320_S_SC 0x05 /* stereo C */
1243#define TEA6320_S_SD 0x04 /* stereo D */
1244#define TEA6320_S_GMU 0x80 /* general mute */
1245
1246#define TEA6420_S_SA 0x00 /* stereo A input */
1247#define TEA6420_S_SB 0x01 /* stereo B */
1248#define TEA6420_S_SC 0x02 /* stereo C */
1249#define TEA6420_S_SD 0x03 /* stereo D */
1250#define TEA6420_S_SE 0x04 /* stereo E */
1251#define TEA6420_S_GMU 0x05 /* general mute */
1252
1253static int tea6300_shift10(int val) { return val >> 10; }
1254static int tea6300_shift12(int val) { return val >> 12; }
1255
1256/* Assumes 16bit input (values 0x3f to 0x0c are unique, values less than */
1257/* 0x0c mirror those immediately higher) */
1258static int tea6320_volume(int val) { return (val / (65535/(63-12)) + 12) & 0x3f; }
1259static int tea6320_shift11(int val) { return val >> 11; }
1260static int tea6320_initialize(struct CHIPSTATE * chip)
1261{
1262 chip_write(chip, TEA6320_FFR, 0x3f);
1263 chip_write(chip, TEA6320_FFL, 0x3f);
1264 chip_write(chip, TEA6320_FRR, 0x3f);
1265 chip_write(chip, TEA6320_FRL, 0x3f);
1266
1267 return 0;
1268}
1269
1270
1271/* ---------------------------------------------------------------------- */
1272/* audio chip descriptions - defines+functions for tda8425 */
1273
1274#define TDA8425_VL 0x00 /* volume left */
1275#define TDA8425_VR 0x01 /* volume right */
1276#define TDA8425_BA 0x02 /* bass */
1277#define TDA8425_TR 0x03 /* treble */
1278#define TDA8425_S1 0x08 /* switch functions */
Mauro Carvalho Chehabf2421ca2005-11-08 21:37:45 -08001279 /* values for those registers: */
Linus Torvalds1da177e2005-04-16 15:20:36 -07001280#define TDA8425_S1_OFF 0xEE /* audio off (mute on) */
1281#define TDA8425_S1_CH1 0xCE /* audio channel 1 (mute off) - "linear stereo" mode */
1282#define TDA8425_S1_CH2 0xCF /* audio channel 2 (mute off) - "linear stereo" mode */
1283#define TDA8425_S1_MU 0x20 /* mute bit */
1284#define TDA8425_S1_STEREO 0x18 /* stereo bits */
1285#define TDA8425_S1_STEREO_SPATIAL 0x18 /* spatial stereo */
1286#define TDA8425_S1_STEREO_LINEAR 0x08 /* linear stereo */
1287#define TDA8425_S1_STEREO_PSEUDO 0x10 /* pseudo stereo */
1288#define TDA8425_S1_STEREO_MONO 0x00 /* forced mono */
1289#define TDA8425_S1_ML 0x06 /* language selector */
1290#define TDA8425_S1_ML_SOUND_A 0x02 /* sound a */
1291#define TDA8425_S1_ML_SOUND_B 0x04 /* sound b */
1292#define TDA8425_S1_ML_STEREO 0x06 /* stereo */
1293#define TDA8425_S1_IS 0x01 /* channel selector */
1294
1295
1296static int tda8425_shift10(int val) { return (val >> 10) | 0xc0; }
1297static int tda8425_shift12(int val) { return (val >> 12) | 0xf0; }
1298
Daniel Glöckner7bcfdf02012-06-17 07:53:42 -03001299static void tda8425_setaudmode(struct CHIPSTATE *chip, int mode)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001300{
1301 int s1 = chip->shadow.bytes[TDA8425_S1+1] & 0xe1;
1302
Daniel Glöcknerf9528482012-06-09 21:43:51 -03001303 switch (mode) {
1304 case V4L2_TUNER_MODE_LANG1:
Linus Torvalds1da177e2005-04-16 15:20:36 -07001305 s1 |= TDA8425_S1_ML_SOUND_A;
1306 s1 |= TDA8425_S1_STEREO_PSEUDO;
Daniel Glöcknerf9528482012-06-09 21:43:51 -03001307 break;
1308 case V4L2_TUNER_MODE_LANG2:
Linus Torvalds1da177e2005-04-16 15:20:36 -07001309 s1 |= TDA8425_S1_ML_SOUND_B;
1310 s1 |= TDA8425_S1_STEREO_PSEUDO;
Daniel Glöcknerf9528482012-06-09 21:43:51 -03001311 break;
Daniel Glöckner9e019e02012-06-09 21:43:57 -03001312 case V4L2_TUNER_MODE_LANG1_LANG2:
1313 s1 |= TDA8425_S1_ML_STEREO;
1314 s1 |= TDA8425_S1_STEREO_LINEAR;
1315 break;
Daniel Glöcknerf9528482012-06-09 21:43:51 -03001316 case V4L2_TUNER_MODE_MONO:
Linus Torvalds1da177e2005-04-16 15:20:36 -07001317 s1 |= TDA8425_S1_ML_STEREO;
Daniel Glöcknerf9528482012-06-09 21:43:51 -03001318 s1 |= TDA8425_S1_STEREO_MONO;
1319 break;
1320 case V4L2_TUNER_MODE_STEREO:
1321 s1 |= TDA8425_S1_ML_STEREO;
1322 s1 |= TDA8425_S1_STEREO_SPATIAL;
1323 break;
1324 default:
1325 return;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001326 }
1327 chip_write(chip,TDA8425_S1,s1);
1328}
1329
1330
1331/* ---------------------------------------------------------------------- */
1332/* audio chip descriptions - defines+functions for pic16c54 (PV951) */
1333
1334/* the registers of 16C54, I2C sub address. */
1335#define PIC16C54_REG_KEY_CODE 0x01 /* Not use. */
1336#define PIC16C54_REG_MISC 0x02
1337
1338/* bit definition of the RESET register, I2C data. */
1339#define PIC16C54_MISC_RESET_REMOTE_CTL 0x01 /* bit 0, Reset to receive the key */
Mauro Carvalho Chehabf2421ca2005-11-08 21:37:45 -08001340 /* code of remote controller */
Linus Torvalds1da177e2005-04-16 15:20:36 -07001341#define PIC16C54_MISC_MTS_MAIN 0x02 /* bit 1 */
1342#define PIC16C54_MISC_MTS_SAP 0x04 /* bit 2 */
1343#define PIC16C54_MISC_MTS_BOTH 0x08 /* bit 3 */
1344#define PIC16C54_MISC_SND_MUTE 0x10 /* bit 4, Mute Audio(Line-in and Tuner) */
1345#define PIC16C54_MISC_SND_NOTMUTE 0x20 /* bit 5 */
1346#define PIC16C54_MISC_SWITCH_TUNER 0x40 /* bit 6 , Switch to Line-in */
1347#define PIC16C54_MISC_SWITCH_LINE 0x80 /* bit 7 , Switch to Tuner */
1348
1349/* ---------------------------------------------------------------------- */
1350/* audio chip descriptions - defines+functions for TA8874Z */
1351
Mauro Carvalho Chehab18fc59e2005-09-09 13:04:05 -07001352/* write 1st byte */
Linus Torvalds1da177e2005-04-16 15:20:36 -07001353#define TA8874Z_LED_STE 0x80
1354#define TA8874Z_LED_BIL 0x40
1355#define TA8874Z_LED_EXT 0x20
1356#define TA8874Z_MONO_SET 0x10
1357#define TA8874Z_MUTE 0x08
1358#define TA8874Z_F_MONO 0x04
1359#define TA8874Z_MODE_SUB 0x02
1360#define TA8874Z_MODE_MAIN 0x01
1361
Mauro Carvalho Chehab18fc59e2005-09-09 13:04:05 -07001362/* write 2nd byte */
1363/*#define TA8874Z_TI 0x80 */ /* test mode */
Linus Torvalds1da177e2005-04-16 15:20:36 -07001364#define TA8874Z_SEPARATION 0x3f
1365#define TA8874Z_SEPARATION_DEFAULT 0x10
1366
Mauro Carvalho Chehab18fc59e2005-09-09 13:04:05 -07001367/* read */
Linus Torvalds1da177e2005-04-16 15:20:36 -07001368#define TA8874Z_B1 0x80
1369#define TA8874Z_B0 0x40
1370#define TA8874Z_CHAG_FLAG 0x20
1371
Mauro Carvalho Chehab18fc59e2005-09-09 13:04:05 -07001372/*
1373 * B1 B0
1374 * mono L H
1375 * stereo L L
1376 * BIL H L
1377 */
Daniel Glöckner7bcfdf02012-06-17 07:53:42 -03001378static int ta8874z_getrxsubchans(struct CHIPSTATE *chip)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001379{
1380 int val, mode;
1381
1382 val = chip_read(chip);
Daniel Glöckner3322a592012-06-09 21:43:55 -03001383 mode = V4L2_TUNER_SUB_MONO;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001384 if (val & TA8874Z_B1){
Daniel Glöckner3322a592012-06-09 21:43:55 -03001385 mode |= V4L2_TUNER_SUB_LANG1 | V4L2_TUNER_SUB_LANG2;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001386 }else if (!(val & TA8874Z_B0)){
Daniel Glöckner1884e292012-06-09 21:43:58 -03001387 mode = V4L2_TUNER_SUB_STEREO;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001388 }
Daniel Glöckner7bcfdf02012-06-17 07:53:42 -03001389 /* v4l2_dbg(1, debug, &chip->sd,
1390 "ta8874z_getrxsubchans(): raw chip read: 0x%02x, return: 0x%02x\n",
1391 val, mode); */
Linus Torvalds1da177e2005-04-16 15:20:36 -07001392 return mode;
1393}
1394
1395static audiocmd ta8874z_stereo = { 2, {0, TA8874Z_SEPARATION_DEFAULT}};
1396static audiocmd ta8874z_mono = {2, { TA8874Z_MONO_SET, TA8874Z_SEPARATION_DEFAULT}};
1397static audiocmd ta8874z_main = {2, { 0, TA8874Z_SEPARATION_DEFAULT}};
1398static audiocmd ta8874z_sub = {2, { TA8874Z_MODE_SUB, TA8874Z_SEPARATION_DEFAULT}};
Daniel Glöckner9e019e02012-06-09 21:43:57 -03001399static audiocmd ta8874z_both = {2, { TA8874Z_MODE_MAIN | TA8874Z_MODE_SUB, TA8874Z_SEPARATION_DEFAULT}};
Linus Torvalds1da177e2005-04-16 15:20:36 -07001400
Daniel Glöckner7bcfdf02012-06-17 07:53:42 -03001401static void ta8874z_setaudmode(struct CHIPSTATE *chip, int mode)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001402{
Hans Verkuil64f70e72008-12-18 12:11:32 -03001403 struct v4l2_subdev *sd = &chip->sd;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001404 int update = 1;
1405 audiocmd *t = NULL;
Hans Verkuil64f70e72008-12-18 12:11:32 -03001406
Daniel Glöckner7bcfdf02012-06-17 07:53:42 -03001407 v4l2_dbg(1, debug, sd, "ta8874z_setaudmode(): mode: 0x%02x\n", mode);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001408
1409 switch(mode){
Mauro Carvalho Chehabdc3d75d2006-08-25 16:53:08 -03001410 case V4L2_TUNER_MODE_MONO:
Linus Torvalds1da177e2005-04-16 15:20:36 -07001411 t = &ta8874z_mono;
1412 break;
Mauro Carvalho Chehabdc3d75d2006-08-25 16:53:08 -03001413 case V4L2_TUNER_MODE_STEREO:
Linus Torvalds1da177e2005-04-16 15:20:36 -07001414 t = &ta8874z_stereo;
1415 break;
Mauro Carvalho Chehabdc3d75d2006-08-25 16:53:08 -03001416 case V4L2_TUNER_MODE_LANG1:
Linus Torvalds1da177e2005-04-16 15:20:36 -07001417 t = &ta8874z_main;
1418 break;
Mauro Carvalho Chehabdc3d75d2006-08-25 16:53:08 -03001419 case V4L2_TUNER_MODE_LANG2:
Linus Torvalds1da177e2005-04-16 15:20:36 -07001420 t = &ta8874z_sub;
1421 break;
Daniel Glöckner9e019e02012-06-09 21:43:57 -03001422 case V4L2_TUNER_MODE_LANG1_LANG2:
1423 t = &ta8874z_both;
1424 break;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001425 default:
1426 update = 0;
1427 }
1428
1429 if(update)
1430 chip_cmd(chip, "TA8874Z", t);
1431}
1432
1433static int ta8874z_checkit(struct CHIPSTATE *chip)
1434{
1435 int rc;
1436 rc = chip_read(chip);
1437 return ((rc & 0x1f) == 0x1f) ? 1 : 0;
1438}
1439
1440/* ---------------------------------------------------------------------- */
1441/* audio chip descriptions - struct CHIPDESC */
1442
1443/* insmod options to enable/disable individual audio chips */
Adrian Bunk52c1da32005-06-23 22:05:33 -07001444static int tda8425 = 1;
1445static int tda9840 = 1;
1446static int tda9850 = 1;
1447static int tda9855 = 1;
1448static int tda9873 = 1;
1449static int tda9874a = 1;
Hans Verkuil411674f2009-03-18 14:02:36 -03001450static int tda9875 = 1;
Douglas Schilling Landgrafff699e62008-04-22 14:41:48 -03001451static int tea6300; /* default 0 - address clash with msp34xx */
1452static int tea6320; /* default 0 - address clash with msp34xx */
Adrian Bunk52c1da32005-06-23 22:05:33 -07001453static int tea6420 = 1;
1454static int pic16c54 = 1;
Douglas Schilling Landgrafff699e62008-04-22 14:41:48 -03001455static int ta8874z; /* default 0 - address clash with tda9840 */
Linus Torvalds1da177e2005-04-16 15:20:36 -07001456
1457module_param(tda8425, int, 0444);
1458module_param(tda9840, int, 0444);
1459module_param(tda9850, int, 0444);
1460module_param(tda9855, int, 0444);
1461module_param(tda9873, int, 0444);
1462module_param(tda9874a, int, 0444);
Hans Verkuil411674f2009-03-18 14:02:36 -03001463module_param(tda9875, int, 0444);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001464module_param(tea6300, int, 0444);
1465module_param(tea6320, int, 0444);
1466module_param(tea6420, int, 0444);
1467module_param(pic16c54, int, 0444);
1468module_param(ta8874z, int, 0444);
1469
1470static struct CHIPDESC chiplist[] = {
1471 {
1472 .name = "tda9840",
Linus Torvalds1da177e2005-04-16 15:20:36 -07001473 .insmodopt = &tda9840,
Mauro Carvalho Chehab09df1c12006-03-18 08:31:34 -03001474 .addr_lo = I2C_ADDR_TDA9840 >> 1,
1475 .addr_hi = I2C_ADDR_TDA9840 >> 1,
Linus Torvalds1da177e2005-04-16 15:20:36 -07001476 .registers = 5,
Mauro Carvalho Chehabdd03e972008-11-13 13:55:39 -03001477 .flags = CHIP_NEED_CHECKMODE,
Linus Torvalds1da177e2005-04-16 15:20:36 -07001478
Mauro Carvalho Chehabaf1a9952008-11-13 13:14:15 -03001479 /* callbacks */
Hans Verkuil94f9e562006-01-23 09:47:40 -02001480 .checkit = tda9840_checkit,
Daniel Glöckner7bcfdf02012-06-17 07:53:42 -03001481 .getrxsubchans = tda9840_getrxsubchans,
1482 .setaudmode = tda9840_setaudmode,
Linus Torvalds1da177e2005-04-16 15:20:36 -07001483
Mauro Carvalho Chehab4ac97912005-11-08 21:37:43 -08001484 .init = { 2, { TDA9840_TEST, TDA9840_TEST_INT1SN
Linus Torvalds1da177e2005-04-16 15:20:36 -07001485 /* ,TDA9840_SW, TDA9840_MONO */} }
1486 },
1487 {
1488 .name = "tda9873h",
Linus Torvalds1da177e2005-04-16 15:20:36 -07001489 .insmodopt = &tda9873,
Mauro Carvalho Chehab09df1c12006-03-18 08:31:34 -03001490 .addr_lo = I2C_ADDR_TDA985x_L >> 1,
1491 .addr_hi = I2C_ADDR_TDA985x_H >> 1,
Linus Torvalds1da177e2005-04-16 15:20:36 -07001492 .registers = 3,
Mauro Carvalho Chehabdd03e972008-11-13 13:55:39 -03001493 .flags = CHIP_HAS_INPUTSEL | CHIP_NEED_CHECKMODE,
Linus Torvalds1da177e2005-04-16 15:20:36 -07001494
Mauro Carvalho Chehabaf1a9952008-11-13 13:14:15 -03001495 /* callbacks */
1496 .checkit = tda9873_checkit,
Daniel Glöckner7bcfdf02012-06-17 07:53:42 -03001497 .getrxsubchans = tda9873_getrxsubchans,
1498 .setaudmode = tda9873_setaudmode,
Linus Torvalds1da177e2005-04-16 15:20:36 -07001499
1500 .init = { 4, { TDA9873_SW, 0xa4, 0x06, 0x03 } },
1501 .inputreg = TDA9873_SW,
1502 .inputmute = TDA9873_MUTE | TDA9873_AUTOMUTE,
Hans Verkuil8bf2f8e2006-03-18 21:31:00 -03001503 .inputmap = {0xa0, 0xa2, 0xa0, 0xa0},
Linus Torvalds1da177e2005-04-16 15:20:36 -07001504 .inputmask = TDA9873_INP_MASK|TDA9873_MUTE|TDA9873_AUTOMUTE,
1505
1506 },
1507 {
1508 .name = "tda9874h/a",
Linus Torvalds1da177e2005-04-16 15:20:36 -07001509 .insmodopt = &tda9874a,
Mauro Carvalho Chehab09df1c12006-03-18 08:31:34 -03001510 .addr_lo = I2C_ADDR_TDA9874 >> 1,
1511 .addr_hi = I2C_ADDR_TDA9874 >> 1,
Mauro Carvalho Chehabdd03e972008-11-13 13:55:39 -03001512 .flags = CHIP_NEED_CHECKMODE,
Linus Torvalds1da177e2005-04-16 15:20:36 -07001513
Mauro Carvalho Chehabaf1a9952008-11-13 13:14:15 -03001514 /* callbacks */
1515 .initialize = tda9874a_initialize,
1516 .checkit = tda9874a_checkit,
Daniel Glöckner7bcfdf02012-06-17 07:53:42 -03001517 .getrxsubchans = tda9874a_getrxsubchans,
1518 .setaudmode = tda9874a_setaudmode,
Linus Torvalds1da177e2005-04-16 15:20:36 -07001519 },
1520 {
Hans Verkuil411674f2009-03-18 14:02:36 -03001521 .name = "tda9875",
1522 .insmodopt = &tda9875,
1523 .addr_lo = I2C_ADDR_TDA9875 >> 1,
1524 .addr_hi = I2C_ADDR_TDA9875 >> 1,
1525 .flags = CHIP_HAS_VOLUME | CHIP_HAS_BASSTREBLE,
1526
1527 /* callbacks */
1528 .initialize = tda9875_initialize,
1529 .checkit = tda9875_checkit,
1530 .volfunc = tda9875_volume,
1531 .bassfunc = tda9875_bass,
1532 .treblefunc = tda9875_treble,
1533 .leftreg = TDA9875_MVL,
1534 .rightreg = TDA9875_MVR,
1535 .bassreg = TDA9875_MBA,
1536 .treblereg = TDA9875_MTR,
Hans Verkuila346caa2013-02-02 05:57:37 -03001537 .volinit = 58880,
Hans Verkuil411674f2009-03-18 14:02:36 -03001538 },
1539 {
Linus Torvalds1da177e2005-04-16 15:20:36 -07001540 .name = "tda9850",
Linus Torvalds1da177e2005-04-16 15:20:36 -07001541 .insmodopt = &tda9850,
Mauro Carvalho Chehab09df1c12006-03-18 08:31:34 -03001542 .addr_lo = I2C_ADDR_TDA985x_L >> 1,
1543 .addr_hi = I2C_ADDR_TDA985x_H >> 1,
Linus Torvalds1da177e2005-04-16 15:20:36 -07001544 .registers = 11,
1545
Daniel Glöckner7bcfdf02012-06-17 07:53:42 -03001546 .getrxsubchans = tda985x_getrxsubchans,
1547 .setaudmode = tda985x_setaudmode,
Linus Torvalds1da177e2005-04-16 15:20:36 -07001548
1549 .init = { 8, { TDA9850_C4, 0x08, 0x08, TDA985x_STEREO, 0x07, 0x10, 0x10, 0x03 } }
1550 },
1551 {
1552 .name = "tda9855",
Linus Torvalds1da177e2005-04-16 15:20:36 -07001553 .insmodopt = &tda9855,
Mauro Carvalho Chehab09df1c12006-03-18 08:31:34 -03001554 .addr_lo = I2C_ADDR_TDA985x_L >> 1,
1555 .addr_hi = I2C_ADDR_TDA985x_H >> 1,
Linus Torvalds1da177e2005-04-16 15:20:36 -07001556 .registers = 11,
1557 .flags = CHIP_HAS_VOLUME | CHIP_HAS_BASSTREBLE,
1558
1559 .leftreg = TDA9855_VL,
1560 .rightreg = TDA9855_VR,
1561 .bassreg = TDA9855_BA,
1562 .treblereg = TDA9855_TR,
Mauro Carvalho Chehabaf1a9952008-11-13 13:14:15 -03001563
1564 /* callbacks */
Linus Torvalds1da177e2005-04-16 15:20:36 -07001565 .volfunc = tda9855_volume,
1566 .bassfunc = tda9855_bass,
1567 .treblefunc = tda9855_treble,
Daniel Glöckner7bcfdf02012-06-17 07:53:42 -03001568 .getrxsubchans = tda985x_getrxsubchans,
1569 .setaudmode = tda985x_setaudmode,
Linus Torvalds1da177e2005-04-16 15:20:36 -07001570
1571 .init = { 12, { 0, 0x6f, 0x6f, 0x0e, 0x07<<1, 0x8<<2,
1572 TDA9855_MUTE | TDA9855_AVL | TDA9855_LOUD | TDA9855_INT,
1573 TDA985x_STEREO | TDA9855_LINEAR | TDA9855_TZCM | TDA9855_VZCM,
1574 0x07, 0x10, 0x10, 0x03 }}
1575 },
1576 {
1577 .name = "tea6300",
Linus Torvalds1da177e2005-04-16 15:20:36 -07001578 .insmodopt = &tea6300,
Mauro Carvalho Chehab09df1c12006-03-18 08:31:34 -03001579 .addr_lo = I2C_ADDR_TEA6300 >> 1,
1580 .addr_hi = I2C_ADDR_TEA6300 >> 1,
Linus Torvalds1da177e2005-04-16 15:20:36 -07001581 .registers = 6,
1582 .flags = CHIP_HAS_VOLUME | CHIP_HAS_BASSTREBLE | CHIP_HAS_INPUTSEL,
1583
1584 .leftreg = TEA6300_VR,
1585 .rightreg = TEA6300_VL,
1586 .bassreg = TEA6300_BA,
1587 .treblereg = TEA6300_TR,
Mauro Carvalho Chehabaf1a9952008-11-13 13:14:15 -03001588
1589 /* callbacks */
Linus Torvalds1da177e2005-04-16 15:20:36 -07001590 .volfunc = tea6300_shift10,
1591 .bassfunc = tea6300_shift12,
1592 .treblefunc = tea6300_shift12,
1593
1594 .inputreg = TEA6300_S,
1595 .inputmap = { TEA6300_S_SA, TEA6300_S_SB, TEA6300_S_SC },
1596 .inputmute = TEA6300_S_GMU,
1597 },
1598 {
1599 .name = "tea6320",
Linus Torvalds1da177e2005-04-16 15:20:36 -07001600 .insmodopt = &tea6320,
Mauro Carvalho Chehab09df1c12006-03-18 08:31:34 -03001601 .addr_lo = I2C_ADDR_TEA6300 >> 1,
1602 .addr_hi = I2C_ADDR_TEA6300 >> 1,
Linus Torvalds1da177e2005-04-16 15:20:36 -07001603 .registers = 8,
1604 .flags = CHIP_HAS_VOLUME | CHIP_HAS_BASSTREBLE | CHIP_HAS_INPUTSEL,
1605
1606 .leftreg = TEA6320_V,
1607 .rightreg = TEA6320_V,
1608 .bassreg = TEA6320_BA,
1609 .treblereg = TEA6320_TR,
Mauro Carvalho Chehabaf1a9952008-11-13 13:14:15 -03001610
1611 /* callbacks */
1612 .initialize = tea6320_initialize,
Linus Torvalds1da177e2005-04-16 15:20:36 -07001613 .volfunc = tea6320_volume,
1614 .bassfunc = tea6320_shift11,
1615 .treblefunc = tea6320_shift11,
1616
1617 .inputreg = TEA6320_S,
1618 .inputmap = { TEA6320_S_SA, TEA6420_S_SB, TEA6300_S_SC, TEA6320_S_SD },
1619 .inputmute = TEA6300_S_GMU,
1620 },
1621 {
1622 .name = "tea6420",
Linus Torvalds1da177e2005-04-16 15:20:36 -07001623 .insmodopt = &tea6420,
Mauro Carvalho Chehab09df1c12006-03-18 08:31:34 -03001624 .addr_lo = I2C_ADDR_TEA6420 >> 1,
1625 .addr_hi = I2C_ADDR_TEA6420 >> 1,
Linus Torvalds1da177e2005-04-16 15:20:36 -07001626 .registers = 1,
1627 .flags = CHIP_HAS_INPUTSEL,
1628
1629 .inputreg = -1,
1630 .inputmap = { TEA6420_S_SA, TEA6420_S_SB, TEA6420_S_SC },
Hans Verkuil71df09b2012-09-10 11:06:57 -03001631 .inputmute = TEA6420_S_GMU,
1632 .inputmask = 0x07,
Linus Torvalds1da177e2005-04-16 15:20:36 -07001633 },
1634 {
1635 .name = "tda8425",
Linus Torvalds1da177e2005-04-16 15:20:36 -07001636 .insmodopt = &tda8425,
Mauro Carvalho Chehab09df1c12006-03-18 08:31:34 -03001637 .addr_lo = I2C_ADDR_TDA8425 >> 1,
1638 .addr_hi = I2C_ADDR_TDA8425 >> 1,
Linus Torvalds1da177e2005-04-16 15:20:36 -07001639 .registers = 9,
1640 .flags = CHIP_HAS_VOLUME | CHIP_HAS_BASSTREBLE | CHIP_HAS_INPUTSEL,
1641
1642 .leftreg = TDA8425_VL,
1643 .rightreg = TDA8425_VR,
1644 .bassreg = TDA8425_BA,
1645 .treblereg = TDA8425_TR,
Mauro Carvalho Chehabaf1a9952008-11-13 13:14:15 -03001646
1647 /* callbacks */
Linus Torvalds1da177e2005-04-16 15:20:36 -07001648 .volfunc = tda8425_shift10,
1649 .bassfunc = tda8425_shift12,
1650 .treblefunc = tda8425_shift12,
Daniel Glöckner7bcfdf02012-06-17 07:53:42 -03001651 .setaudmode = tda8425_setaudmode,
Linus Torvalds1da177e2005-04-16 15:20:36 -07001652
1653 .inputreg = TDA8425_S1,
1654 .inputmap = { TDA8425_S1_CH1, TDA8425_S1_CH1, TDA8425_S1_CH1 },
1655 .inputmute = TDA8425_S1_OFF,
1656
Linus Torvalds1da177e2005-04-16 15:20:36 -07001657 },
1658 {
1659 .name = "pic16c54 (PV951)",
Linus Torvalds1da177e2005-04-16 15:20:36 -07001660 .insmodopt = &pic16c54,
Mauro Carvalho Chehab09df1c12006-03-18 08:31:34 -03001661 .addr_lo = I2C_ADDR_PIC16C54 >> 1,
1662 .addr_hi = I2C_ADDR_PIC16C54>> 1,
Linus Torvalds1da177e2005-04-16 15:20:36 -07001663 .registers = 2,
1664 .flags = CHIP_HAS_INPUTSEL,
1665
1666 .inputreg = PIC16C54_REG_MISC,
1667 .inputmap = {PIC16C54_MISC_SND_NOTMUTE|PIC16C54_MISC_SWITCH_TUNER,
1668 PIC16C54_MISC_SND_NOTMUTE|PIC16C54_MISC_SWITCH_LINE,
1669 PIC16C54_MISC_SND_NOTMUTE|PIC16C54_MISC_SWITCH_LINE,
Hans Verkuil8bf2f8e2006-03-18 21:31:00 -03001670 PIC16C54_MISC_SND_MUTE},
Linus Torvalds1da177e2005-04-16 15:20:36 -07001671 .inputmute = PIC16C54_MISC_SND_MUTE,
1672 },
1673 {
1674 .name = "ta8874z",
Linus Torvalds1da177e2005-04-16 15:20:36 -07001675 .checkit = ta8874z_checkit,
1676 .insmodopt = &ta8874z,
Mauro Carvalho Chehab09df1c12006-03-18 08:31:34 -03001677 .addr_lo = I2C_ADDR_TDA9840 >> 1,
1678 .addr_hi = I2C_ADDR_TDA9840 >> 1,
Linus Torvalds1da177e2005-04-16 15:20:36 -07001679 .registers = 2,
1680
Mauro Carvalho Chehabaf1a9952008-11-13 13:14:15 -03001681 /* callbacks */
Daniel Glöckner7bcfdf02012-06-17 07:53:42 -03001682 .getrxsubchans = ta8874z_getrxsubchans,
1683 .setaudmode = ta8874z_setaudmode,
Linus Torvalds1da177e2005-04-16 15:20:36 -07001684
Mauro Carvalho Chehab4ac97912005-11-08 21:37:43 -08001685 .init = {2, { TA8874Z_MONO_SET, TA8874Z_SEPARATION_DEFAULT}},
Linus Torvalds1da177e2005-04-16 15:20:36 -07001686 },
1687 { .name = NULL } /* EOF */
1688};
1689
1690
1691/* ---------------------------------------------------------------------- */
Linus Torvalds1da177e2005-04-16 15:20:36 -07001692
Hans Verkuilc9114032013-02-02 06:03:36 -03001693static int tvaudio_s_ctrl(struct v4l2_ctrl *ctrl)
Mauro Carvalho Chehabdc3d75d2006-08-25 16:53:08 -03001694{
Hans Verkuilc9114032013-02-02 06:03:36 -03001695 struct v4l2_subdev *sd = to_sd(ctrl);
Hans Verkuil64f70e72008-12-18 12:11:32 -03001696 struct CHIPSTATE *chip = to_state(sd);
Mauro Carvalho Chehab81cb5c42008-11-13 16:22:53 -03001697 struct CHIPDESC *desc = chip->desc;
Mauro Carvalho Chehabdc3d75d2006-08-25 16:53:08 -03001698
1699 switch (ctrl->id) {
1700 case V4L2_CID_AUDIO_MUTE:
Hans Verkuilc9114032013-02-02 06:03:36 -03001701 chip->muted = ctrl->val;
Hans Verkuil8bf2f8e2006-03-18 21:31:00 -03001702 if (chip->muted)
1703 chip_write_masked(chip,desc->inputreg,desc->inputmute,desc->inputmask);
1704 else
1705 chip_write_masked(chip,desc->inputreg,
1706 desc->inputmap[chip->input],desc->inputmask);
Mauro Carvalho Chehabdc3d75d2006-08-25 16:53:08 -03001707 return 0;
Hans Verkuilc9114032013-02-02 06:03:36 -03001708 case V4L2_CID_AUDIO_VOLUME: {
Hans Verkuila346caa2013-02-02 05:57:37 -03001709 u32 volume, balance;
1710 u32 left, right;
Mauro Carvalho Chehabdc3d75d2006-08-25 16:53:08 -03001711
Hans Verkuilc9114032013-02-02 06:03:36 -03001712 volume = chip->volume->val;
1713 balance = chip->balance->val;
Hans Verkuila346caa2013-02-02 05:57:37 -03001714 left = (min(65536U - balance, 32768U) * volume) / 32768U;
1715 right = (min(balance, 32768U) * volume) / 32768U;
Mauro Carvalho Chehabdc3d75d2006-08-25 16:53:08 -03001716
Hans Verkuila346caa2013-02-02 05:57:37 -03001717 chip_write(chip, desc->leftreg, desc->volfunc(left));
1718 chip_write(chip, desc->rightreg, desc->volfunc(right));
Mauro Carvalho Chehabdc3d75d2006-08-25 16:53:08 -03001719 return 0;
1720 }
1721 case V4L2_CID_AUDIO_BASS:
Hans Verkuilc9114032013-02-02 06:03:36 -03001722 chip_write(chip, desc->bassreg, desc->bassfunc(ctrl->val));
Mauro Carvalho Chehabdc3d75d2006-08-25 16:53:08 -03001723 return 0;
1724 case V4L2_CID_AUDIO_TREBLE:
Hans Verkuilc9114032013-02-02 06:03:36 -03001725 chip_write(chip, desc->treblereg, desc->treblefunc(ctrl->val));
Mauro Carvalho Chehabdc3d75d2006-08-25 16:53:08 -03001726 return 0;
1727 }
1728 return -EINVAL;
Hans Verkuil8bf2f8e2006-03-18 21:31:00 -03001729}
1730
1731
Linus Torvalds1da177e2005-04-16 15:20:36 -07001732/* ---------------------------------------------------------------------- */
1733/* video4linux interface */
1734
Hans Verkuil64f70e72008-12-18 12:11:32 -03001735static int tvaudio_s_radio(struct v4l2_subdev *sd)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001736{
Hans Verkuil64f70e72008-12-18 12:11:32 -03001737 struct CHIPSTATE *chip = to_state(sd);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001738
Hans Verkuil64f70e72008-12-18 12:11:32 -03001739 chip->radio = 1;
Hans Verkuil64f70e72008-12-18 12:11:32 -03001740 /* del_timer(&chip->wt); */
1741 return 0;
1742}
1743
Hans Verkuil5325b422009-04-02 11:26:22 -03001744static int tvaudio_s_routing(struct v4l2_subdev *sd,
1745 u32 input, u32 output, u32 config)
Hans Verkuil64f70e72008-12-18 12:11:32 -03001746{
1747 struct CHIPSTATE *chip = to_state(sd);
1748 struct CHIPDESC *desc = chip->desc;
1749
Hans Verkuil5fa7b9f2009-03-18 13:59:34 -03001750 if (!(desc->flags & CHIP_HAS_INPUTSEL))
1751 return 0;
Hans Verkuil5325b422009-04-02 11:26:22 -03001752 if (input >= 4)
Hans Verkuil64f70e72008-12-18 12:11:32 -03001753 return -EINVAL;
1754 /* There are four inputs: tuner, radio, extern and intern. */
Hans Verkuil5325b422009-04-02 11:26:22 -03001755 chip->input = input;
Hans Verkuil64f70e72008-12-18 12:11:32 -03001756 if (chip->muted)
1757 return 0;
1758 chip_write_masked(chip, desc->inputreg,
1759 desc->inputmap[chip->input], desc->inputmask);
1760 return 0;
1761}
1762
Hans Verkuil2f73c7c2013-03-15 06:10:06 -03001763static int tvaudio_s_tuner(struct v4l2_subdev *sd, const struct v4l2_tuner *vt)
Hans Verkuil64f70e72008-12-18 12:11:32 -03001764{
1765 struct CHIPSTATE *chip = to_state(sd);
1766 struct CHIPDESC *desc = chip->desc;
Hans Verkuil64f70e72008-12-18 12:11:32 -03001767
Daniel Glöckner7bcfdf02012-06-17 07:53:42 -03001768 if (!desc->setaudmode)
Hans Verkuil5fa7b9f2009-03-18 13:59:34 -03001769 return 0;
Hans Verkuil64f70e72008-12-18 12:11:32 -03001770 if (chip->radio)
1771 return 0;
Hans Verkuil5fa7b9f2009-03-18 13:59:34 -03001772
Hans Verkuil64f70e72008-12-18 12:11:32 -03001773 switch (vt->audmode) {
1774 case V4L2_TUNER_MODE_MONO:
1775 case V4L2_TUNER_MODE_STEREO:
1776 case V4L2_TUNER_MODE_LANG1:
1777 case V4L2_TUNER_MODE_LANG2:
Hans Verkuil64f70e72008-12-18 12:11:32 -03001778 case V4L2_TUNER_MODE_LANG1_LANG2:
Hans Verkuil64f70e72008-12-18 12:11:32 -03001779 break;
1780 default:
1781 return -EINVAL;
1782 }
1783 chip->audmode = vt->audmode;
1784
Daniel Glöcknere21adca2012-06-09 21:43:56 -03001785 if (chip->thread)
1786 wake_up_process(chip->thread);
1787 else
Daniel Glöckner7bcfdf02012-06-17 07:53:42 -03001788 desc->setaudmode(chip, vt->audmode);
Daniel Glöcknere21adca2012-06-09 21:43:56 -03001789
Linus Torvalds1da177e2005-04-16 15:20:36 -07001790 return 0;
1791}
1792
Hans Verkuil64f70e72008-12-18 12:11:32 -03001793static int tvaudio_g_tuner(struct v4l2_subdev *sd, struct v4l2_tuner *vt)
1794{
1795 struct CHIPSTATE *chip = to_state(sd);
1796 struct CHIPDESC *desc = chip->desc;
Hans Verkuil64f70e72008-12-18 12:11:32 -03001797
Daniel Glöckner7bcfdf02012-06-17 07:53:42 -03001798 if (!desc->getrxsubchans)
Hans Verkuil5fa7b9f2009-03-18 13:59:34 -03001799 return 0;
Hans Verkuil64f70e72008-12-18 12:11:32 -03001800 if (chip->radio)
1801 return 0;
Hans Verkuil5fa7b9f2009-03-18 13:59:34 -03001802
Hans Verkuil64f70e72008-12-18 12:11:32 -03001803 vt->audmode = chip->audmode;
Daniel Glöckner7bcfdf02012-06-17 07:53:42 -03001804 vt->rxsubchans = desc->getrxsubchans(chip);
Hans Verkuil3d4b8032013-02-06 12:44:07 -03001805 vt->capability |= V4L2_TUNER_CAP_STEREO |
Hans Verkuil64f70e72008-12-18 12:11:32 -03001806 V4L2_TUNER_CAP_LANG1 | V4L2_TUNER_CAP_LANG2;
1807
Hans Verkuil64f70e72008-12-18 12:11:32 -03001808 return 0;
1809}
1810
1811static int tvaudio_s_std(struct v4l2_subdev *sd, v4l2_std_id std)
1812{
1813 struct CHIPSTATE *chip = to_state(sd);
1814
1815 chip->radio = 0;
1816 return 0;
1817}
1818
Hans Verkuilb530a442013-03-19 04:09:26 -03001819static int tvaudio_s_frequency(struct v4l2_subdev *sd, const struct v4l2_frequency *freq)
Hans Verkuil64f70e72008-12-18 12:11:32 -03001820{
1821 struct CHIPSTATE *chip = to_state(sd);
1822 struct CHIPDESC *desc = chip->desc;
1823
Daniel Glöckner7bcfdf02012-06-17 07:53:42 -03001824 /* For chips that provide getrxsubchans and setaudmode, and doesn't
Hans Verkuil64f70e72008-12-18 12:11:32 -03001825 automatically follows the stereo carrier, a kthread is
1826 created to set the audio standard. In this case, when then
1827 the video channel is changed, tvaudio starts on MONO mode.
1828 After waiting for 2 seconds, the kernel thread is called,
1829 to follow whatever audio standard is pointed by the
1830 audio carrier.
1831 */
1832 if (chip->thread) {
Daniel Glöckner7bcfdf02012-06-17 07:53:42 -03001833 desc->setaudmode(chip, V4L2_TUNER_MODE_MONO);
Daniel Glöcknere21adca2012-06-09 21:43:56 -03001834 chip->prevmode = -1; /* reset previous mode */
Hans Verkuil64f70e72008-12-18 12:11:32 -03001835 mod_timer(&chip->wt, jiffies+msecs_to_jiffies(2000));
1836 }
1837 return 0;
1838}
1839
Hans Verkuilc9114032013-02-02 06:03:36 -03001840static int tvaudio_log_status(struct v4l2_subdev *sd)
1841{
1842 struct CHIPSTATE *chip = to_state(sd);
1843 struct CHIPDESC *desc = chip->desc;
1844
1845 v4l2_info(sd, "Chip: %s\n", desc->name);
1846 v4l2_ctrl_handler_log_status(&chip->hdl, sd->name);
1847 return 0;
1848}
1849
Hans Verkuil64f70e72008-12-18 12:11:32 -03001850/* ----------------------------------------------------------------------- */
1851
Hans Verkuilc9114032013-02-02 06:03:36 -03001852static const struct v4l2_ctrl_ops tvaudio_ctrl_ops = {
Hans Verkuil64f70e72008-12-18 12:11:32 -03001853 .s_ctrl = tvaudio_s_ctrl,
Hans Verkuilc9114032013-02-02 06:03:36 -03001854};
1855
1856static const struct v4l2_subdev_core_ops tvaudio_core_ops = {
1857 .log_status = tvaudio_log_status,
Hans Verkuilc9114032013-02-02 06:03:36 -03001858 .g_ext_ctrls = v4l2_subdev_g_ext_ctrls,
1859 .try_ext_ctrls = v4l2_subdev_try_ext_ctrls,
1860 .s_ext_ctrls = v4l2_subdev_s_ext_ctrls,
1861 .g_ctrl = v4l2_subdev_g_ctrl,
1862 .s_ctrl = v4l2_subdev_s_ctrl,
1863 .queryctrl = v4l2_subdev_queryctrl,
1864 .querymenu = v4l2_subdev_querymenu,
Hans Verkuil64f70e72008-12-18 12:11:32 -03001865};
1866
1867static const struct v4l2_subdev_tuner_ops tvaudio_tuner_ops = {
1868 .s_radio = tvaudio_s_radio,
1869 .s_frequency = tvaudio_s_frequency,
Hans Verkuil64f70e72008-12-18 12:11:32 -03001870 .s_tuner = tvaudio_s_tuner,
Julia Lawalle6a1a082009-09-19 16:48:17 -03001871 .g_tuner = tvaudio_g_tuner,
Hans Verkuil64f70e72008-12-18 12:11:32 -03001872};
1873
1874static const struct v4l2_subdev_audio_ops tvaudio_audio_ops = {
1875 .s_routing = tvaudio_s_routing,
1876};
1877
Laurent Pinchart8774bed2014-04-28 16:53:01 -03001878static const struct v4l2_subdev_video_ops tvaudio_video_ops = {
1879 .s_std = tvaudio_s_std,
1880};
1881
Hans Verkuil64f70e72008-12-18 12:11:32 -03001882static const struct v4l2_subdev_ops tvaudio_ops = {
1883 .core = &tvaudio_core_ops,
1884 .tuner = &tvaudio_tuner_ops,
1885 .audio = &tvaudio_audio_ops,
Laurent Pinchart8774bed2014-04-28 16:53:01 -03001886 .video = &tvaudio_video_ops,
Hans Verkuil64f70e72008-12-18 12:11:32 -03001887};
1888
1889/* ----------------------------------------------------------------------- */
1890
1891
1892/* i2c registration */
1893
1894static int tvaudio_probe(struct i2c_client *client, const struct i2c_device_id *id)
1895{
1896 struct CHIPSTATE *chip;
1897 struct CHIPDESC *desc;
1898 struct v4l2_subdev *sd;
1899
1900 if (debug) {
1901 printk(KERN_INFO "tvaudio: TV audio decoder + audio/video mux driver\n");
1902 printk(KERN_INFO "tvaudio: known chips: ");
1903 for (desc = chiplist; desc->name != NULL; desc++)
1904 printk("%s%s", (desc == chiplist) ? "" : ", ", desc->name);
1905 printk("\n");
1906 }
1907
Laurent Pinchartc02b2112013-05-02 08:29:43 -03001908 chip = devm_kzalloc(&client->dev, sizeof(*chip), GFP_KERNEL);
Hans Verkuil64f70e72008-12-18 12:11:32 -03001909 if (!chip)
1910 return -ENOMEM;
1911 sd = &chip->sd;
1912 v4l2_i2c_subdev_init(sd, client, &tvaudio_ops);
1913
1914 /* find description for the chip */
1915 v4l2_dbg(1, debug, sd, "chip found @ 0x%x\n", client->addr<<1);
1916 for (desc = chiplist; desc->name != NULL; desc++) {
1917 if (0 == *(desc->insmodopt))
1918 continue;
1919 if (client->addr < desc->addr_lo ||
1920 client->addr > desc->addr_hi)
1921 continue;
1922 if (desc->checkit && !desc->checkit(chip))
1923 continue;
1924 break;
1925 }
1926 if (desc->name == NULL) {
1927 v4l2_dbg(1, debug, sd, "no matching chip description found\n");
Hans Verkuil64f70e72008-12-18 12:11:32 -03001928 return -EIO;
1929 }
1930 v4l2_info(sd, "%s found @ 0x%x (%s)\n", desc->name, client->addr<<1, client->adapter->name);
1931 if (desc->flags) {
1932 v4l2_dbg(1, debug, sd, "matches:%s%s%s.\n",
1933 (desc->flags & CHIP_HAS_VOLUME) ? " volume" : "",
1934 (desc->flags & CHIP_HAS_BASSTREBLE) ? " bass/treble" : "",
1935 (desc->flags & CHIP_HAS_INPUTSEL) ? " audiomux" : "");
1936 }
1937
1938 /* fill required data structures */
1939 if (!id)
1940 strlcpy(client->name, desc->name, I2C_NAME_SIZE);
1941 chip->desc = desc;
1942 chip->shadow.count = desc->registers+1;
1943 chip->prevmode = -1;
1944 chip->audmode = V4L2_TUNER_MODE_LANG1;
1945
1946 /* initialization */
1947 if (desc->initialize != NULL)
1948 desc->initialize(chip);
1949 else
1950 chip_cmd(chip, "init", &desc->init);
1951
Hans Verkuilc9114032013-02-02 06:03:36 -03001952 v4l2_ctrl_handler_init(&chip->hdl, 5);
1953 if (desc->flags & CHIP_HAS_INPUTSEL)
1954 v4l2_ctrl_new_std(&chip->hdl, &tvaudio_ctrl_ops,
1955 V4L2_CID_AUDIO_MUTE, 0, 1, 1, 0);
Hans Verkuil64f70e72008-12-18 12:11:32 -03001956 if (desc->flags & CHIP_HAS_VOLUME) {
1957 if (!desc->volfunc) {
1958 /* This shouldn't be happen. Warn user, but keep working
1959 without volume controls
1960 */
1961 v4l2_info(sd, "volume callback undefined!\n");
1962 desc->flags &= ~CHIP_HAS_VOLUME;
1963 } else {
Hans Verkuilc9114032013-02-02 06:03:36 -03001964 chip->volume = v4l2_ctrl_new_std(&chip->hdl,
1965 &tvaudio_ctrl_ops, V4L2_CID_AUDIO_VOLUME,
1966 0, 65535, 65535 / 100,
1967 desc->volinit ? desc->volinit : 65535);
1968 chip->balance = v4l2_ctrl_new_std(&chip->hdl,
1969 &tvaudio_ctrl_ops, V4L2_CID_AUDIO_BALANCE,
1970 0, 65535, 65535 / 100, 32768);
1971 v4l2_ctrl_cluster(2, &chip->volume);
Hans Verkuil64f70e72008-12-18 12:11:32 -03001972 }
1973 }
1974 if (desc->flags & CHIP_HAS_BASSTREBLE) {
1975 if (!desc->bassfunc || !desc->treblefunc) {
1976 /* This shouldn't be happen. Warn user, but keep working
1977 without bass/treble controls
1978 */
1979 v4l2_info(sd, "bass/treble callbacks undefined!\n");
1980 desc->flags &= ~CHIP_HAS_BASSTREBLE;
1981 } else {
Hans Verkuilc9114032013-02-02 06:03:36 -03001982 v4l2_ctrl_new_std(&chip->hdl,
1983 &tvaudio_ctrl_ops, V4L2_CID_AUDIO_BASS,
1984 0, 65535, 65535 / 100,
1985 desc->bassinit ? desc->bassinit : 32768);
1986 v4l2_ctrl_new_std(&chip->hdl,
1987 &tvaudio_ctrl_ops, V4L2_CID_AUDIO_TREBLE,
1988 0, 65535, 65535 / 100,
1989 desc->trebleinit ? desc->trebleinit : 32768);
Hans Verkuil64f70e72008-12-18 12:11:32 -03001990 }
1991 }
1992
Hans Verkuilc9114032013-02-02 06:03:36 -03001993 sd->ctrl_handler = &chip->hdl;
1994 if (chip->hdl.error) {
1995 int err = chip->hdl.error;
1996
1997 v4l2_ctrl_handler_free(&chip->hdl);
Hans Verkuilc9114032013-02-02 06:03:36 -03001998 return err;
1999 }
2000 /* set controls to the default values */
2001 v4l2_ctrl_handler_setup(&chip->hdl);
2002
Hans Verkuil64f70e72008-12-18 12:11:32 -03002003 chip->thread = NULL;
Hans Verkuile4129a92009-03-19 16:53:32 -03002004 init_timer(&chip->wt);
Hans Verkuil64f70e72008-12-18 12:11:32 -03002005 if (desc->flags & CHIP_NEED_CHECKMODE) {
Daniel Glöckner7bcfdf02012-06-17 07:53:42 -03002006 if (!desc->getrxsubchans || !desc->setaudmode) {
Hans Verkuil64f70e72008-12-18 12:11:32 -03002007 /* This shouldn't be happen. Warn user, but keep working
2008 without kthread
2009 */
2010 v4l2_info(sd, "set/get mode callbacks undefined!\n");
2011 return 0;
2012 }
2013 /* start async thread */
Hans Verkuil64f70e72008-12-18 12:11:32 -03002014 chip->wt.function = chip_thread_wake;
2015 chip->wt.data = (unsigned long)chip;
Kees Cookf1701682013-07-03 15:04:58 -07002016 chip->thread = kthread_run(chip_thread, chip, "%s",
2017 client->name);
Hans Verkuil64f70e72008-12-18 12:11:32 -03002018 if (IS_ERR(chip->thread)) {
2019 v4l2_warn(sd, "failed to create kthread\n");
2020 chip->thread = NULL;
2021 }
2022 }
2023 return 0;
2024}
2025
2026static int tvaudio_remove(struct i2c_client *client)
2027{
2028 struct v4l2_subdev *sd = i2c_get_clientdata(client);
2029 struct CHIPSTATE *chip = to_state(sd);
2030
2031 del_timer_sync(&chip->wt);
2032 if (chip->thread) {
2033 /* shutdown async thread */
2034 kthread_stop(chip->thread);
2035 chip->thread = NULL;
2036 }
2037
2038 v4l2_device_unregister_subdev(sd);
Hans Verkuilc9114032013-02-02 06:03:36 -03002039 v4l2_ctrl_handler_free(&chip->hdl);
Hans Verkuil64f70e72008-12-18 12:11:32 -03002040 return 0;
2041}
2042
Jean Delvareae429082008-05-11 20:37:06 +02002043/* This driver supports many devices and the idea is to let the driver
2044 detect which device is present. So rather than listing all supported
2045 devices here, we pretend to support a single, fake device type. */
Hans Verkuil64f70e72008-12-18 12:11:32 -03002046static const struct i2c_device_id tvaudio_id[] = {
Jean Delvareae429082008-05-11 20:37:06 +02002047 { "tvaudio", 0 },
2048 { }
2049};
Hans Verkuil64f70e72008-12-18 12:11:32 -03002050MODULE_DEVICE_TABLE(i2c, tvaudio_id);
Jean Delvareae429082008-05-11 20:37:06 +02002051
Hans Verkuil7a004d12010-09-15 15:26:38 -03002052static struct i2c_driver tvaudio_driver = {
2053 .driver = {
2054 .owner = THIS_MODULE,
2055 .name = "tvaudio",
2056 },
2057 .probe = tvaudio_probe,
2058 .remove = tvaudio_remove,
2059 .id_table = tvaudio_id,
Hans Verkuil08e14052007-09-14 04:50:44 -03002060};
Hans Verkuil7a004d12010-09-15 15:26:38 -03002061
Axel Linc6e8d862012-02-12 06:56:32 -03002062module_i2c_driver(tvaudio_driver);