Commit | Line | Data |
---|---|---|
1da177e4 | 1 | /* |
1da177e4 LT |
2 | * |
3 | * i2c tv tuner chip device driver | |
4 | * core core, i.e. kernel interfaces, registering and so on | |
5 | */ | |
6 | ||
7 | #include <linux/module.h> | |
1da177e4 | 8 | #include <linux/kernel.h> |
1da177e4 LT |
9 | #include <linux/string.h> |
10 | #include <linux/timer.h> | |
11 | #include <linux/delay.h> | |
12 | #include <linux/errno.h> | |
13 | #include <linux/slab.h> | |
14 | #include <linux/poll.h> | |
15 | #include <linux/i2c.h> | |
16 | #include <linux/types.h> | |
1da177e4 | 17 | #include <linux/init.h> |
ffbb807c | 18 | #include <linux/videodev.h> |
1da177e4 | 19 | #include <media/tuner.h> |
4adad287 | 20 | #include <media/tuner-types.h> |
5e453dc7 | 21 | #include <media/v4l2-common.h> |
9dd659de | 22 | #include <media/v4l2-i2c-drv-legacy.h> |
96c0b7cf | 23 | #include "mt20xx.h" |
910bb3e3 | 24 | #include "tda8290.h" |
7ab10bf7 | 25 | #include "tea5761.h" |
8d0936ed | 26 | #include "tea5767.h" |
215b95ba | 27 | #include "tuner-xc2028.h" |
4adad287 | 28 | #include "tuner-simple.h" |
31c9584c | 29 | #include "tda9887.h" |
27c685a4 | 30 | #include "xc5000.h" |
1da177e4 LT |
31 | |
32 | #define UNSET (-1U) | |
33 | ||
9dd659de | 34 | #define PREFIX t->i2c->driver->driver.name |
241020d1 | 35 | |
a07c8779 MK |
36 | /** This macro allows us to probe dynamically, avoiding static links */ |
37 | #ifdef CONFIG_DVB_CORE_ATTACH | |
38 | #define tuner_symbol_probe(FUNCTION, ARGS...) ({ \ | |
39 | int __r = -EINVAL; \ | |
40 | typeof(&FUNCTION) __a = symbol_request(FUNCTION); \ | |
41 | if (__a) { \ | |
42 | __r = (int) __a(ARGS); \ | |
43 | } else { \ | |
44 | printk(KERN_ERR "TUNER: Unable to find " \ | |
45 | "symbol "#FUNCTION"()\n"); \ | |
46 | } \ | |
47 | symbol_put(FUNCTION); \ | |
48 | __r; \ | |
49 | }) | |
50 | ||
51 | static void tuner_detach(struct dvb_frontend *fe) | |
52 | { | |
53 | if (fe->ops.tuner_ops.release) { | |
54 | fe->ops.tuner_ops.release(fe); | |
55 | symbol_put_addr(fe->ops.tuner_ops.release); | |
56 | } | |
57 | if (fe->ops.analog_ops.release) { | |
58 | fe->ops.analog_ops.release(fe); | |
59 | symbol_put_addr(fe->ops.analog_ops.release); | |
60 | } | |
61 | } | |
62 | #else | |
63 | #define tuner_symbol_probe(FUNCTION, ARGS...) ({ \ | |
64 | FUNCTION(ARGS); \ | |
65 | }) | |
66 | ||
67 | static void tuner_detach(struct dvb_frontend *fe) | |
68 | { | |
69 | if (fe->ops.tuner_ops.release) | |
70 | fe->ops.tuner_ops.release(fe); | |
71 | if (fe->ops.analog_ops.release) | |
72 | fe->ops.analog_ops.release(fe); | |
73 | } | |
74 | #endif | |
75 | ||
f7f427e4 MK |
76 | struct tuner { |
77 | /* device */ | |
78 | struct dvb_frontend fe; | |
79 | struct i2c_client *i2c; | |
80 | struct list_head list; | |
81 | unsigned int using_v4l2:1; | |
82 | ||
83 | /* keep track of the current settings */ | |
84 | v4l2_std_id std; | |
85 | unsigned int tv_freq; | |
86 | unsigned int radio_freq; | |
87 | unsigned int audmode; | |
88 | ||
89 | unsigned int mode; | |
90 | unsigned int mode_mask; /* Combination of allowable modes */ | |
91 | ||
92 | unsigned int type; /* chip type id */ | |
93 | unsigned int config; | |
94 | int (*tuner_callback) (void *dev, int command, int arg); | |
95 | }; | |
96 | ||
1da177e4 LT |
97 | /* standard i2c insmod options */ |
98 | static unsigned short normal_i2c[] = { | |
149ef72d | 99 | #if defined(CONFIG_MEDIA_TUNER_TEA5761) || (defined(CONFIG_MEDIA_TUNER_TEA5761_MODULE) && defined(MODULE)) |
8573a9e6 MCC |
100 | 0x10, |
101 | #endif | |
de48eebc | 102 | 0x42, 0x43, 0x4a, 0x4b, /* tda8290 */ |
f5bec396 MCC |
103 | 0x60, 0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67, |
104 | 0x68, 0x69, 0x6a, 0x6b, 0x6c, 0x6d, 0x6e, 0x6f, | |
1da177e4 LT |
105 | I2C_CLIENT_END |
106 | }; | |
f7ce3cc6 | 107 | |
1da177e4 LT |
108 | I2C_CLIENT_INSMOD; |
109 | ||
110 | /* insmod options used at init time => read/only */ | |
ff699e6b DSL |
111 | static unsigned int addr; |
112 | static unsigned int no_autodetect; | |
113 | static unsigned int show_i2c; | |
fd3113e8 | 114 | |
1da177e4 | 115 | /* insmod options used at runtime => read/write */ |
ab166050 MK |
116 | static int tuner_debug; |
117 | ||
118 | #define tuner_warn(fmt, arg...) do { \ | |
119 | printk(KERN_WARNING "%s %d-%04x: " fmt, PREFIX, \ | |
120 | i2c_adapter_id(t->i2c->adapter), \ | |
121 | t->i2c->addr, ##arg); \ | |
122 | } while (0) | |
123 | ||
124 | #define tuner_info(fmt, arg...) do { \ | |
125 | printk(KERN_INFO "%s %d-%04x: " fmt, PREFIX, \ | |
126 | i2c_adapter_id(t->i2c->adapter), \ | |
127 | t->i2c->addr, ##arg); \ | |
128 | } while (0) | |
129 | ||
130 | #define tuner_err(fmt, arg...) do { \ | |
131 | printk(KERN_ERR "%s %d-%04x: " fmt, PREFIX, \ | |
132 | i2c_adapter_id(t->i2c->adapter), \ | |
133 | t->i2c->addr, ##arg); \ | |
134 | } while (0) | |
135 | ||
136 | #define tuner_dbg(fmt, arg...) do { \ | |
137 | if (tuner_debug) \ | |
138 | printk(KERN_DEBUG "%s %d-%04x: " fmt, PREFIX, \ | |
139 | i2c_adapter_id(t->i2c->adapter), \ | |
140 | t->i2c->addr, ##arg); \ | |
141 | } while (0) | |
142 | ||
143 | /* ------------------------------------------------------------------------ */ | |
1da177e4 | 144 | |
f7ce3cc6 | 145 | static unsigned int tv_range[2] = { 44, 958 }; |
1da177e4 LT |
146 | static unsigned int radio_range[2] = { 65, 108 }; |
147 | ||
7e578191 MCC |
148 | static char pal[] = "--"; |
149 | static char secam[] = "--"; | |
150 | static char ntsc[] = "-"; | |
151 | ||
f9195ded | 152 | |
7e578191 MCC |
153 | module_param(addr, int, 0444); |
154 | module_param(no_autodetect, int, 0444); | |
155 | module_param(show_i2c, int, 0444); | |
f9195ded | 156 | module_param_named(debug,tuner_debug, int, 0644); |
7e578191 MCC |
157 | module_param_string(pal, pal, sizeof(pal), 0644); |
158 | module_param_string(secam, secam, sizeof(secam), 0644); | |
159 | module_param_string(ntsc, ntsc, sizeof(ntsc), 0644); | |
f7ce3cc6 | 160 | module_param_array(tv_range, int, NULL, 0644); |
1da177e4 LT |
161 | module_param_array(radio_range, int, NULL, 0644); |
162 | ||
163 | MODULE_DESCRIPTION("device driver for various TV and TV+FM radio tuners"); | |
164 | MODULE_AUTHOR("Ralph Metzler, Gerd Knorr, Gunther Mayer"); | |
165 | MODULE_LICENSE("GPL"); | |
166 | ||
1da177e4 LT |
167 | /* ---------------------------------------------------------------------- */ |
168 | ||
c7919d52 MK |
169 | static void fe_set_params(struct dvb_frontend *fe, |
170 | struct analog_parameters *params) | |
e18f9444 | 171 | { |
4e9154b8 MK |
172 | struct dvb_tuner_ops *fe_tuner_ops = &fe->ops.tuner_ops; |
173 | struct tuner *t = fe->analog_demod_priv; | |
e18f9444 | 174 | |
e18f9444 MK |
175 | if (NULL == fe_tuner_ops->set_analog_params) { |
176 | tuner_warn("Tuner frontend module has no way to set freq\n"); | |
177 | return; | |
178 | } | |
c7919d52 | 179 | fe_tuner_ops->set_analog_params(fe, params); |
e18f9444 MK |
180 | } |
181 | ||
4e9154b8 | 182 | static void fe_standby(struct dvb_frontend *fe) |
e18f9444 | 183 | { |
4e9154b8 | 184 | struct dvb_tuner_ops *fe_tuner_ops = &fe->ops.tuner_ops; |
e18f9444 MK |
185 | |
186 | if (fe_tuner_ops->sleep) | |
4e9154b8 | 187 | fe_tuner_ops->sleep(fe); |
e18f9444 MK |
188 | } |
189 | ||
4e9154b8 | 190 | static int fe_has_signal(struct dvb_frontend *fe) |
1f5ef197 | 191 | { |
1419683d | 192 | u16 strength = 0; |
1f5ef197 | 193 | |
4e9154b8 MK |
194 | if (fe->ops.tuner_ops.get_rf_strength) |
195 | fe->ops.tuner_ops.get_rf_strength(fe, &strength); | |
1f5ef197 MK |
196 | |
197 | return strength; | |
198 | } | |
199 | ||
f1c9a281 MK |
200 | static int fe_set_config(struct dvb_frontend *fe, void *priv_cfg) |
201 | { | |
202 | struct dvb_tuner_ops *fe_tuner_ops = &fe->ops.tuner_ops; | |
203 | struct tuner *t = fe->analog_demod_priv; | |
204 | ||
205 | if (fe_tuner_ops->set_config) | |
206 | return fe_tuner_ops->set_config(fe, priv_cfg); | |
207 | ||
208 | tuner_warn("Tuner frontend module has no way to set config\n"); | |
209 | ||
210 | return 0; | |
211 | } | |
212 | ||
4e9154b8 | 213 | static void tuner_status(struct dvb_frontend *fe); |
1dde7a4f | 214 | |
bc3e5c7f | 215 | static struct analog_demod_ops tuner_core_ops = { |
c7919d52 | 216 | .set_params = fe_set_params, |
1dde7a4f | 217 | .standby = fe_standby, |
1dde7a4f | 218 | .has_signal = fe_has_signal, |
f1c9a281 | 219 | .set_config = fe_set_config, |
1dde7a4f MK |
220 | .tuner_status = tuner_status |
221 | }; | |
222 | ||
56fc08ca | 223 | /* Set tuner frequency, freq in Units of 62.5kHz = 1/16MHz */ |
1da177e4 LT |
224 | static void set_tv_freq(struct i2c_client *c, unsigned int freq) |
225 | { | |
226 | struct tuner *t = i2c_get_clientdata(c); | |
bc3e5c7f | 227 | struct analog_demod_ops *analog_ops = &t->fe.ops.analog_ops; |
1da177e4 | 228 | |
c7919d52 MK |
229 | struct analog_parameters params = { |
230 | .mode = t->mode, | |
231 | .audmode = t->audmode, | |
232 | .std = t->std | |
233 | }; | |
234 | ||
1da177e4 | 235 | if (t->type == UNSET) { |
f7ce3cc6 | 236 | tuner_warn ("tuner type not set\n"); |
1da177e4 LT |
237 | return; |
238 | } | |
bc3e5c7f | 239 | if (NULL == analog_ops->set_params) { |
f7ce3cc6 | 240 | tuner_warn ("Tuner has no way to set tv freq\n"); |
1da177e4 LT |
241 | return; |
242 | } | |
f7ce3cc6 MCC |
243 | if (freq < tv_range[0] * 16 || freq > tv_range[1] * 16) { |
244 | tuner_dbg ("TV freq (%d.%02d) out of range (%d-%d)\n", | |
245 | freq / 16, freq % 16 * 100 / 16, tv_range[0], | |
246 | tv_range[1]); | |
27487d44 HV |
247 | /* V4L2 spec: if the freq is not possible then the closest |
248 | possible value should be selected */ | |
249 | if (freq < tv_range[0] * 16) | |
250 | freq = tv_range[0] * 16; | |
251 | else | |
252 | freq = tv_range[1] * 16; | |
1da177e4 | 253 | } |
c7919d52 MK |
254 | params.frequency = freq; |
255 | ||
bc3e5c7f | 256 | analog_ops->set_params(&t->fe, ¶ms); |
1da177e4 LT |
257 | } |
258 | ||
259 | static void set_radio_freq(struct i2c_client *c, unsigned int freq) | |
260 | { | |
261 | struct tuner *t = i2c_get_clientdata(c); | |
bc3e5c7f | 262 | struct analog_demod_ops *analog_ops = &t->fe.ops.analog_ops; |
1da177e4 | 263 | |
c7919d52 MK |
264 | struct analog_parameters params = { |
265 | .mode = t->mode, | |
266 | .audmode = t->audmode, | |
267 | .std = t->std | |
268 | }; | |
269 | ||
1da177e4 | 270 | if (t->type == UNSET) { |
f7ce3cc6 | 271 | tuner_warn ("tuner type not set\n"); |
1da177e4 LT |
272 | return; |
273 | } | |
e545d6e2 | 274 | if (NULL == analog_ops->set_params) { |
f7ce3cc6 | 275 | tuner_warn ("tuner has no way to set radio frequency\n"); |
1da177e4 LT |
276 | return; |
277 | } | |
27487d44 | 278 | if (freq < radio_range[0] * 16000 || freq > radio_range[1] * 16000) { |
f7ce3cc6 MCC |
279 | tuner_dbg ("radio freq (%d.%02d) out of range (%d-%d)\n", |
280 | freq / 16000, freq % 16000 * 100 / 16000, | |
281 | radio_range[0], radio_range[1]); | |
27487d44 HV |
282 | /* V4L2 spec: if the freq is not possible then the closest |
283 | possible value should be selected */ | |
284 | if (freq < radio_range[0] * 16000) | |
285 | freq = radio_range[0] * 16000; | |
286 | else | |
287 | freq = radio_range[1] * 16000; | |
1da177e4 | 288 | } |
c7919d52 | 289 | params.frequency = freq; |
586b0cab | 290 | |
bc3e5c7f | 291 | analog_ops->set_params(&t->fe, ¶ms); |
1da177e4 LT |
292 | } |
293 | ||
294 | static void set_freq(struct i2c_client *c, unsigned long freq) | |
295 | { | |
296 | struct tuner *t = i2c_get_clientdata(c); | |
297 | ||
298 | switch (t->mode) { | |
299 | case V4L2_TUNER_RADIO: | |
300 | tuner_dbg("radio freq set to %lu.%02lu\n", | |
f7ce3cc6 MCC |
301 | freq / 16000, freq % 16000 * 100 / 16000); |
302 | set_radio_freq(c, freq); | |
27487d44 | 303 | t->radio_freq = freq; |
1da177e4 LT |
304 | break; |
305 | case V4L2_TUNER_ANALOG_TV: | |
306 | case V4L2_TUNER_DIGITAL_TV: | |
307 | tuner_dbg("tv freq set to %lu.%02lu\n", | |
f7ce3cc6 | 308 | freq / 16, freq % 16 * 100 / 16); |
1da177e4 | 309 | set_tv_freq(c, freq); |
27487d44 | 310 | t->tv_freq = freq; |
1da177e4 | 311 | break; |
6cb45879 MCC |
312 | default: |
313 | tuner_dbg("freq set: unknown mode: 0x%04x!\n",t->mode); | |
1da177e4 | 314 | } |
1da177e4 LT |
315 | } |
316 | ||
293197cd MK |
317 | static void tuner_i2c_address_check(struct tuner *t) |
318 | { | |
319 | if ((t->type == UNSET || t->type == TUNER_ABSENT) || | |
1cba97d7 | 320 | ((t->i2c->addr < 0x64) || (t->i2c->addr > 0x6f))) |
293197cd MK |
321 | return; |
322 | ||
1641002b MK |
323 | /* We already know that the XC5000 can only be located at |
324 | * i2c address 0x61, 0x62, 0x63 or 0x64 */ | |
325 | if ((t->type == TUNER_XC5000) && | |
326 | ((t->i2c->addr <= 0x64)) && (t->i2c->addr >= 0x61)) | |
327 | return; | |
328 | ||
293197cd MK |
329 | tuner_warn("====================== WARNING! ======================\n"); |
330 | tuner_warn("Support for tuners in i2c address range 0x64 thru 0x6f\n"); | |
331 | tuner_warn("will soon be dropped. This message indicates that your\n"); | |
332 | tuner_warn("hardware has a %s tuner at i2c address 0x%02x.\n", | |
1cba97d7 | 333 | t->i2c->name, t->i2c->addr); |
293197cd MK |
334 | tuner_warn("To ensure continued support for your device, please\n"); |
335 | tuner_warn("send a copy of this message, along with full dmesg\n"); | |
336 | tuner_warn("output to v4l-dvb-maintainer@linuxtv.org\n"); | |
337 | tuner_warn("Please use subject line: \"obsolete tuner i2c address.\"\n"); | |
338 | tuner_warn("driver: %s, addr: 0x%02x, type: %d (%s)\n", | |
060a5bd7 | 339 | t->i2c->adapter->name, t->i2c->addr, t->type, t->i2c->name); |
293197cd MK |
340 | tuner_warn("====================== WARNING! ======================\n"); |
341 | } | |
342 | ||
ab166050 MK |
343 | static void attach_tda829x(struct tuner *t) |
344 | { | |
345 | struct tda829x_config cfg = { | |
7bff4b4d | 346 | .lna_cfg = t->config, |
ab166050 MK |
347 | .tuner_callback = t->tuner_callback, |
348 | }; | |
a07c8779 MK |
349 | dvb_attach(tda829x_attach, |
350 | &t->fe, t->i2c->adapter, t->i2c->addr, &cfg); | |
ab166050 MK |
351 | } |
352 | ||
27c685a4 ST |
353 | static struct xc5000_config xc5000_cfg; |
354 | ||
f7ce3cc6 | 355 | static void set_type(struct i2c_client *c, unsigned int type, |
de956c1e | 356 | unsigned int new_mode_mask, unsigned int new_config, |
cfeb8839 | 357 | int (*tuner_callback) (void *dev, int command,int arg)) |
1da177e4 LT |
358 | { |
359 | struct tuner *t = i2c_get_clientdata(c); | |
e18f9444 | 360 | struct dvb_tuner_ops *fe_tuner_ops = &t->fe.ops.tuner_ops; |
bc3e5c7f | 361 | struct analog_demod_ops *analog_ops = &t->fe.ops.analog_ops; |
586b0cab | 362 | unsigned char buffer[4]; |
1da177e4 | 363 | |
f7ce3cc6 MCC |
364 | if (type == UNSET || type == TUNER_ABSENT) { |
365 | tuner_dbg ("tuner 0x%02x: Tuner type absent\n",c->addr); | |
1da177e4 | 366 | return; |
f7ce3cc6 MCC |
367 | } |
368 | ||
80f90fba HH |
369 | t->type = type; |
370 | t->config = new_config; | |
371 | if (tuner_callback != NULL) { | |
372 | tuner_dbg("defining GPIO callback\n"); | |
373 | t->tuner_callback = tuner_callback; | |
374 | } | |
375 | ||
48aa336a | 376 | if (t->mode == T_UNINITIALIZED) { |
f7ce3cc6 MCC |
377 | tuner_dbg ("tuner 0x%02x: called during i2c_client register by adapter's attach_inform\n", c->addr); |
378 | ||
1da177e4 LT |
379 | return; |
380 | } | |
56fc08ca | 381 | |
b2083199 | 382 | /* discard private data, in case set_type() was previously called */ |
a07c8779 MK |
383 | tuner_detach(&t->fe); |
384 | t->fe.analog_demod_priv = NULL; | |
be2b85a1 | 385 | |
1da177e4 LT |
386 | switch (t->type) { |
387 | case TUNER_MT2032: | |
a07c8779 MK |
388 | dvb_attach(microtune_attach, |
389 | &t->fe, t->i2c->adapter, t->i2c->addr); | |
1da177e4 LT |
390 | break; |
391 | case TUNER_PHILIPS_TDA8290: | |
5bea1cd3 | 392 | { |
ab166050 | 393 | attach_tda829x(t); |
5bea1cd3 MK |
394 | break; |
395 | } | |
586b0cab | 396 | case TUNER_TEA5767: |
a07c8779 MK |
397 | if (!dvb_attach(tea5767_attach, &t->fe, |
398 | t->i2c->adapter, t->i2c->addr)) | |
b9ef6bbb | 399 | goto attach_failed; |
f7ce3cc6 | 400 | t->mode_mask = T_RADIO; |
586b0cab | 401 | break; |
8573a9e6 | 402 | case TUNER_TEA5761: |
a07c8779 MK |
403 | if (!dvb_attach(tea5761_attach, &t->fe, |
404 | t->i2c->adapter, t->i2c->addr)) | |
b9ef6bbb | 405 | goto attach_failed; |
8573a9e6 MCC |
406 | t->mode_mask = T_RADIO; |
407 | break; | |
586b0cab MCC |
408 | case TUNER_PHILIPS_FMD1216ME_MK3: |
409 | buffer[0] = 0x0b; | |
410 | buffer[1] = 0xdc; | |
411 | buffer[2] = 0x9c; | |
412 | buffer[3] = 0x60; | |
f7ce3cc6 | 413 | i2c_master_send(c, buffer, 4); |
586b0cab MCC |
414 | mdelay(1); |
415 | buffer[2] = 0x86; | |
416 | buffer[3] = 0x54; | |
f7ce3cc6 | 417 | i2c_master_send(c, buffer, 4); |
a07c8779 MK |
418 | if (!dvb_attach(simple_tuner_attach, &t->fe, |
419 | t->i2c->adapter, t->i2c->addr, t->type)) | |
b9ef6bbb | 420 | goto attach_failed; |
586b0cab | 421 | break; |
93df3413 HH |
422 | case TUNER_PHILIPS_TD1316: |
423 | buffer[0] = 0x0b; | |
424 | buffer[1] = 0xdc; | |
425 | buffer[2] = 0x86; | |
426 | buffer[3] = 0xa4; | |
a07c8779 MK |
427 | i2c_master_send(c, buffer, 4); |
428 | if (!dvb_attach(simple_tuner_attach, &t->fe, | |
429 | t->i2c->adapter, t->i2c->addr, t->type)) | |
b9ef6bbb | 430 | goto attach_failed; |
ac272ed7 | 431 | break; |
690c544c MCC |
432 | case TUNER_XC2028: |
433 | { | |
a37b4c9b ML |
434 | struct xc2028_config cfg = { |
435 | .i2c_adap = t->i2c->adapter, | |
436 | .i2c_addr = t->i2c->addr, | |
a37b4c9b ML |
437 | .callback = t->tuner_callback, |
438 | }; | |
a07c8779 | 439 | if (!dvb_attach(xc2028_attach, &t->fe, &cfg)) |
b9ef6bbb | 440 | goto attach_failed; |
690c544c MCC |
441 | break; |
442 | } | |
15396236 | 443 | case TUNER_TDA9887: |
a07c8779 MK |
444 | dvb_attach(tda9887_attach, |
445 | &t->fe, t->i2c->adapter, t->i2c->addr); | |
15396236 | 446 | break; |
27c685a4 | 447 | case TUNER_XC5000: |
b9ef6bbb MCC |
448 | { |
449 | struct dvb_tuner_ops *xc_tuner_ops; | |
450 | ||
27c685a4 ST |
451 | xc5000_cfg.i2c_address = t->i2c->addr; |
452 | xc5000_cfg.if_khz = 5380; | |
73c993a8 | 453 | xc5000_cfg.priv = c->adapter->algo_data; |
27c685a4 | 454 | xc5000_cfg.tuner_callback = t->tuner_callback; |
a07c8779 MK |
455 | if (!dvb_attach(xc5000_attach, |
456 | &t->fe, t->i2c->adapter, &xc5000_cfg)) | |
b9ef6bbb MCC |
457 | goto attach_failed; |
458 | ||
27c685a4 | 459 | xc_tuner_ops = &t->fe.ops.tuner_ops; |
b9ef6bbb | 460 | if (xc_tuner_ops->init) |
27c685a4 | 461 | xc_tuner_ops->init(&t->fe); |
27c685a4 | 462 | break; |
b9ef6bbb | 463 | } |
1da177e4 | 464 | default: |
a07c8779 MK |
465 | if (!dvb_attach(simple_tuner_attach, &t->fe, |
466 | t->i2c->adapter, t->i2c->addr, t->type)) | |
b9ef6bbb MCC |
467 | goto attach_failed; |
468 | ||
1da177e4 LT |
469 | break; |
470 | } | |
f7ce3cc6 | 471 | |
bc3e5c7f | 472 | if ((NULL == analog_ops->set_params) && |
1dde7a4f | 473 | (fe_tuner_ops->set_analog_params)) { |
a07c8779 | 474 | |
1cba97d7 HV |
475 | strlcpy(t->i2c->name, fe_tuner_ops->info.name, |
476 | sizeof(t->i2c->name)); | |
e18f9444 | 477 | |
4e9154b8 | 478 | t->fe.analog_demod_priv = t; |
bc3e5c7f MK |
479 | memcpy(analog_ops, &tuner_core_ops, |
480 | sizeof(struct analog_demod_ops)); | |
a07c8779 | 481 | |
a55db8cd | 482 | } else { |
bc3e5c7f | 483 | strlcpy(t->i2c->name, analog_ops->info.name, |
a55db8cd | 484 | sizeof(t->i2c->name)); |
e18f9444 MK |
485 | } |
486 | ||
4942744f | 487 | tuner_dbg("type set to %s\n", t->i2c->name); |
e18f9444 | 488 | |
f7ce3cc6 MCC |
489 | if (t->mode_mask == T_UNINITIALIZED) |
490 | t->mode_mask = new_mode_mask; | |
491 | ||
b9ef6bbb MCC |
492 | /* xc2028/3028 and xc5000 requires a firmware to be set-up later |
493 | trying to set a frequency here will just fail | |
494 | FIXME: better to move set_freq to the tuner code. This is needed | |
495 | on analog tuners for PLL to properly work | |
496 | */ | |
497 | if (t->type != TUNER_XC2028 && t->type != TUNER_XC5000) | |
498 | set_freq(c, (V4L2_TUNER_RADIO == t->mode) ? | |
499 | t->radio_freq : t->tv_freq); | |
500 | ||
f7ce3cc6 | 501 | tuner_dbg("%s %s I2C addr 0x%02x with type %d used for 0x%02x\n", |
604f28e2 | 502 | c->adapter->name, c->driver->driver.name, c->addr << 1, type, |
f7ce3cc6 | 503 | t->mode_mask); |
293197cd | 504 | tuner_i2c_address_check(t); |
b9ef6bbb MCC |
505 | return; |
506 | ||
507 | attach_failed: | |
508 | tuner_dbg("Tuner attach for type = %d failed.\n", t->type); | |
509 | t->type = TUNER_ABSENT; | |
510 | t->mode_mask = T_UNINITIALIZED; | |
511 | ||
512 | return; | |
1da177e4 LT |
513 | } |
514 | ||
f7ce3cc6 MCC |
515 | /* |
516 | * This function apply tuner config to tuner specified | |
517 | * by tun_setup structure. I addr is unset, then admin status | |
518 | * and tun addr status is more precise then current status, | |
519 | * it's applied. Otherwise status and type are applied only to | |
520 | * tuner with exactly the same addr. | |
521 | */ | |
522 | ||
523 | static void set_addr(struct i2c_client *c, struct tuner_setup *tun_setup) | |
524 | { | |
525 | struct tuner *t = i2c_get_clientdata(c); | |
526 | ||
de956c1e HH |
527 | if ( (t->type == UNSET && ((tun_setup->addr == ADDR_UNSET) && |
528 | (t->mode_mask & tun_setup->mode_mask))) || | |
529 | (tun_setup->addr == c->addr)) { | |
530 | set_type(c, tun_setup->type, tun_setup->mode_mask, | |
cfeb8839 | 531 | tun_setup->config, tun_setup->tuner_callback); |
b9ef6bbb MCC |
532 | } else |
533 | tuner_dbg("set addr discarded for type %i, mask %x. " | |
534 | "Asked to change tuner at addr 0x%02x, with mask %x\n", | |
535 | t->type, t->mode_mask, | |
536 | tun_setup->addr, tun_setup->mode_mask); | |
f7ce3cc6 | 537 | } |
56fc08ca | 538 | |
f7ce3cc6 | 539 | static inline int check_mode(struct tuner *t, char *cmd) |
56fc08ca | 540 | { |
793cf9e6 MCC |
541 | if ((1 << t->mode & t->mode_mask) == 0) { |
542 | return EINVAL; | |
543 | } | |
544 | ||
545 | switch (t->mode) { | |
546 | case V4L2_TUNER_RADIO: | |
547 | tuner_dbg("Cmd %s accepted for radio\n", cmd); | |
548 | break; | |
549 | case V4L2_TUNER_ANALOG_TV: | |
550 | tuner_dbg("Cmd %s accepted for analog TV\n", cmd); | |
551 | break; | |
552 | case V4L2_TUNER_DIGITAL_TV: | |
553 | tuner_dbg("Cmd %s accepted for digital TV\n", cmd); | |
554 | break; | |
56fc08ca | 555 | } |
793cf9e6 | 556 | return 0; |
56fc08ca | 557 | } |
56fc08ca | 558 | |
f7ce3cc6 | 559 | /* get more precise norm info from insmod option */ |
1da177e4 LT |
560 | static int tuner_fixup_std(struct tuner *t) |
561 | { | |
562 | if ((t->std & V4L2_STD_PAL) == V4L2_STD_PAL) { | |
1da177e4 | 563 | switch (pal[0]) { |
e71ced1a HV |
564 | case '6': |
565 | tuner_dbg ("insmod fixup: PAL => PAL-60\n"); | |
566 | t->std = V4L2_STD_PAL_60; | |
567 | break; | |
1da177e4 LT |
568 | case 'b': |
569 | case 'B': | |
570 | case 'g': | |
571 | case 'G': | |
f7ce3cc6 | 572 | tuner_dbg ("insmod fixup: PAL => PAL-BG\n"); |
1da177e4 LT |
573 | t->std = V4L2_STD_PAL_BG; |
574 | break; | |
575 | case 'i': | |
576 | case 'I': | |
f7ce3cc6 | 577 | tuner_dbg ("insmod fixup: PAL => PAL-I\n"); |
1da177e4 LT |
578 | t->std = V4L2_STD_PAL_I; |
579 | break; | |
580 | case 'd': | |
581 | case 'D': | |
582 | case 'k': | |
583 | case 'K': | |
f7ce3cc6 | 584 | tuner_dbg ("insmod fixup: PAL => PAL-DK\n"); |
1da177e4 LT |
585 | t->std = V4L2_STD_PAL_DK; |
586 | break; | |
f7ce3cc6 MCC |
587 | case 'M': |
588 | case 'm': | |
589 | tuner_dbg ("insmod fixup: PAL => PAL-M\n"); | |
590 | t->std = V4L2_STD_PAL_M; | |
591 | break; | |
592 | case 'N': | |
593 | case 'n': | |
7e578191 MCC |
594 | if (pal[1] == 'c' || pal[1] == 'C') { |
595 | tuner_dbg("insmod fixup: PAL => PAL-Nc\n"); | |
596 | t->std = V4L2_STD_PAL_Nc; | |
597 | } else { | |
598 | tuner_dbg ("insmod fixup: PAL => PAL-N\n"); | |
599 | t->std = V4L2_STD_PAL_N; | |
600 | } | |
f7ce3cc6 | 601 | break; |
21d4df37 MCC |
602 | case '-': |
603 | /* default parameter, do nothing */ | |
604 | break; | |
605 | default: | |
606 | tuner_warn ("pal= argument not recognised\n"); | |
607 | break; | |
1da177e4 LT |
608 | } |
609 | } | |
f7ce3cc6 MCC |
610 | if ((t->std & V4L2_STD_SECAM) == V4L2_STD_SECAM) { |
611 | switch (secam[0]) { | |
7e578191 MCC |
612 | case 'b': |
613 | case 'B': | |
614 | case 'g': | |
615 | case 'G': | |
616 | case 'h': | |
617 | case 'H': | |
618 | tuner_dbg("insmod fixup: SECAM => SECAM-BGH\n"); | |
619 | t->std = V4L2_STD_SECAM_B | V4L2_STD_SECAM_G | V4L2_STD_SECAM_H; | |
620 | break; | |
f7ce3cc6 MCC |
621 | case 'd': |
622 | case 'D': | |
623 | case 'k': | |
624 | case 'K': | |
625 | tuner_dbg ("insmod fixup: SECAM => SECAM-DK\n"); | |
626 | t->std = V4L2_STD_SECAM_DK; | |
627 | break; | |
628 | case 'l': | |
629 | case 'L': | |
800d3c6f MCC |
630 | if ((secam[1]=='C')||(secam[1]=='c')) { |
631 | tuner_dbg ("insmod fixup: SECAM => SECAM-L'\n"); | |
632 | t->std = V4L2_STD_SECAM_LC; | |
633 | } else { | |
634 | tuner_dbg ("insmod fixup: SECAM => SECAM-L\n"); | |
635 | t->std = V4L2_STD_SECAM_L; | |
636 | } | |
f7ce3cc6 | 637 | break; |
21d4df37 MCC |
638 | case '-': |
639 | /* default parameter, do nothing */ | |
640 | break; | |
641 | default: | |
642 | tuner_warn ("secam= argument not recognised\n"); | |
643 | break; | |
f7ce3cc6 MCC |
644 | } |
645 | } | |
646 | ||
7e578191 MCC |
647 | if ((t->std & V4L2_STD_NTSC) == V4L2_STD_NTSC) { |
648 | switch (ntsc[0]) { | |
649 | case 'm': | |
650 | case 'M': | |
651 | tuner_dbg("insmod fixup: NTSC => NTSC-M\n"); | |
652 | t->std = V4L2_STD_NTSC_M; | |
653 | break; | |
654 | case 'j': | |
655 | case 'J': | |
656 | tuner_dbg("insmod fixup: NTSC => NTSC_M_JP\n"); | |
657 | t->std = V4L2_STD_NTSC_M_JP; | |
658 | break; | |
d97a11e0 HV |
659 | case 'k': |
660 | case 'K': | |
661 | tuner_dbg("insmod fixup: NTSC => NTSC_M_KR\n"); | |
662 | t->std = V4L2_STD_NTSC_M_KR; | |
663 | break; | |
7e578191 MCC |
664 | case '-': |
665 | /* default parameter, do nothing */ | |
666 | break; | |
667 | default: | |
668 | tuner_info("ntsc= argument not recognised\n"); | |
669 | break; | |
670 | } | |
671 | } | |
1da177e4 LT |
672 | return 0; |
673 | } | |
674 | ||
4e9154b8 | 675 | static void tuner_status(struct dvb_frontend *fe) |
7e578191 | 676 | { |
4e9154b8 | 677 | struct tuner *t = fe->analog_demod_priv; |
7e578191 | 678 | unsigned long freq, freq_fraction; |
a07c8779 MK |
679 | struct dvb_tuner_ops *fe_tuner_ops = &fe->ops.tuner_ops; |
680 | struct analog_demod_ops *analog_ops = &fe->ops.analog_ops; | |
7e578191 MCC |
681 | const char *p; |
682 | ||
683 | switch (t->mode) { | |
684 | case V4L2_TUNER_RADIO: p = "radio"; break; | |
685 | case V4L2_TUNER_ANALOG_TV: p = "analog TV"; break; | |
686 | case V4L2_TUNER_DIGITAL_TV: p = "digital TV"; break; | |
687 | default: p = "undefined"; break; | |
688 | } | |
689 | if (t->mode == V4L2_TUNER_RADIO) { | |
27487d44 HV |
690 | freq = t->radio_freq / 16000; |
691 | freq_fraction = (t->radio_freq % 16000) * 100 / 16000; | |
7e578191 | 692 | } else { |
27487d44 HV |
693 | freq = t->tv_freq / 16; |
694 | freq_fraction = (t->tv_freq % 16) * 100 / 16; | |
7e578191 MCC |
695 | } |
696 | tuner_info("Tuner mode: %s\n", p); | |
697 | tuner_info("Frequency: %lu.%02lu MHz\n", freq, freq_fraction); | |
4ae5c2e5 | 698 | tuner_info("Standard: 0x%08lx\n", (unsigned long)t->std); |
8a4b275f HV |
699 | if (t->mode != V4L2_TUNER_RADIO) |
700 | return; | |
e18f9444 MK |
701 | if (fe_tuner_ops->get_status) { |
702 | u32 tuner_status; | |
703 | ||
704 | fe_tuner_ops->get_status(&t->fe, &tuner_status); | |
705 | if (tuner_status & TUNER_STATUS_LOCKED) | |
706 | tuner_info("Tuner is locked.\n"); | |
707 | if (tuner_status & TUNER_STATUS_STEREO) | |
708 | tuner_info("Stereo: yes\n"); | |
709 | } | |
bc3e5c7f MK |
710 | if (analog_ops->has_signal) |
711 | tuner_info("Signal strength: %d\n", | |
712 | analog_ops->has_signal(fe)); | |
713 | if (analog_ops->is_stereo) | |
714 | tuner_info("Stereo: %s\n", | |
715 | analog_ops->is_stereo(fe) ? "yes" : "no"); | |
7e578191 | 716 | } |
8a4b275f | 717 | |
1da177e4 LT |
718 | /* ---------------------------------------------------------------------- */ |
719 | ||
f7ce3cc6 MCC |
720 | /* |
721 | * Switch tuner to other mode. If tuner support both tv and radio, | |
722 | * set another frequency to some value (This is needed for some pal | |
723 | * tuners to avoid locking). Otherwise, just put second tuner in | |
724 | * standby mode. | |
725 | */ | |
726 | ||
727 | static inline int set_mode(struct i2c_client *client, struct tuner *t, int mode, char *cmd) | |
728 | { | |
bc3e5c7f | 729 | struct analog_demod_ops *analog_ops = &t->fe.ops.analog_ops; |
1dde7a4f | 730 | |
4ac97914 MCC |
731 | if (mode == t->mode) |
732 | return 0; | |
733 | ||
734 | t->mode = mode; | |
735 | ||
736 | if (check_mode(t, cmd) == EINVAL) { | |
737 | t->mode = T_STANDBY; | |
bc3e5c7f MK |
738 | if (analog_ops->standby) |
739 | analog_ops->standby(&t->fe); | |
4ac97914 MCC |
740 | return EINVAL; |
741 | } | |
742 | return 0; | |
f7ce3cc6 MCC |
743 | } |
744 | ||
745 | #define switch_v4l2() if (!t->using_v4l2) \ | |
4ac97914 MCC |
746 | tuner_dbg("switching to v4l2\n"); \ |
747 | t->using_v4l2 = 1; | |
f7ce3cc6 MCC |
748 | |
749 | static inline int check_v4l2(struct tuner *t) | |
750 | { | |
3bbe5a83 HV |
751 | /* bttv still uses both v4l1 and v4l2 calls to the tuner (v4l2 for |
752 | TV, v4l1 for radio), until that is fixed this code is disabled. | |
753 | Otherwise the radio (v4l1) wouldn't tune after using the TV (v4l2) | |
754 | first. */ | |
f7ce3cc6 MCC |
755 | return 0; |
756 | } | |
1da177e4 | 757 | |
f7ce3cc6 | 758 | static int tuner_command(struct i2c_client *client, unsigned int cmd, void *arg) |
1da177e4 LT |
759 | { |
760 | struct tuner *t = i2c_get_clientdata(client); | |
e18f9444 | 761 | struct dvb_tuner_ops *fe_tuner_ops = &t->fe.ops.tuner_ops; |
bc3e5c7f | 762 | struct analog_demod_ops *analog_ops = &t->fe.ops.analog_ops; |
1da177e4 | 763 | |
397be5c4 | 764 | if (tuner_debug > 1) { |
1cba97d7 | 765 | v4l_i2c_print_ioctl(client,cmd); |
397be5c4 MCC |
766 | printk("\n"); |
767 | } | |
5e453dc7 | 768 | |
f7ce3cc6 | 769 | switch (cmd) { |
1da177e4 | 770 | /* --- configuration --- */ |
56fc08ca | 771 | case TUNER_SET_TYPE_ADDR: |
de956c1e | 772 | tuner_dbg ("Calling set_type_addr for type=%d, addr=0x%02x, mode=0x%02x, config=0x%02x\n", |
f7ce3cc6 MCC |
773 | ((struct tuner_setup *)arg)->type, |
774 | ((struct tuner_setup *)arg)->addr, | |
de956c1e HH |
775 | ((struct tuner_setup *)arg)->mode_mask, |
776 | ((struct tuner_setup *)arg)->config); | |
f7ce3cc6 MCC |
777 | |
778 | set_addr(client, (struct tuner_setup *)arg); | |
391cd727 | 779 | break; |
1da177e4 | 780 | case AUDC_SET_RADIO: |
27487d44 HV |
781 | if (set_mode(client, t, V4L2_TUNER_RADIO, "AUDC_SET_RADIO") |
782 | == EINVAL) | |
783 | return 0; | |
784 | if (t->radio_freq) | |
785 | set_freq(client, t->radio_freq); | |
1da177e4 | 786 | break; |
793cf9e6 | 787 | case TUNER_SET_STANDBY: |
27487d44 HV |
788 | if (check_mode(t, "TUNER_SET_STANDBY") == EINVAL) |
789 | return 0; | |
15396236 | 790 | t->mode = T_STANDBY; |
bc3e5c7f MK |
791 | if (analog_ops->standby) |
792 | analog_ops->standby(&t->fe); | |
27487d44 | 793 | break; |
17de9a4e | 794 | #ifdef CONFIG_VIDEO_ALLOW_V4L1 |
fd3113e8 MCC |
795 | case VIDIOCSAUDIO: |
796 | if (check_mode(t, "VIDIOCSAUDIO") == EINVAL) | |
797 | return 0; | |
798 | if (check_v4l2(t) == EINVAL) | |
799 | return 0; | |
800 | ||
801 | /* Should be implemented, since bttv calls it */ | |
802 | tuner_dbg("VIDIOCSAUDIO not implemented.\n"); | |
f7ce3cc6 | 803 | break; |
1da177e4 | 804 | case VIDIOCSCHAN: |
f7ce3cc6 MCC |
805 | { |
806 | static const v4l2_std_id map[] = { | |
807 | [VIDEO_MODE_PAL] = V4L2_STD_PAL, | |
808 | [VIDEO_MODE_NTSC] = V4L2_STD_NTSC_M, | |
809 | [VIDEO_MODE_SECAM] = V4L2_STD_SECAM, | |
810 | [4 /* bttv */ ] = V4L2_STD_PAL_M, | |
811 | [5 /* bttv */ ] = V4L2_STD_PAL_N, | |
812 | [6 /* bttv */ ] = V4L2_STD_NTSC_M_JP, | |
813 | }; | |
814 | struct video_channel *vc = arg; | |
815 | ||
816 | if (check_v4l2(t) == EINVAL) | |
817 | return 0; | |
818 | ||
819 | if (set_mode(client,t,V4L2_TUNER_ANALOG_TV, "VIDIOCSCHAN")==EINVAL) | |
820 | return 0; | |
821 | ||
822 | if (vc->norm < ARRAY_SIZE(map)) | |
823 | t->std = map[vc->norm]; | |
824 | tuner_fixup_std(t); | |
27487d44 HV |
825 | if (t->tv_freq) |
826 | set_tv_freq(client, t->tv_freq); | |
f7ce3cc6 MCC |
827 | return 0; |
828 | } | |
1da177e4 | 829 | case VIDIOCSFREQ: |
f7ce3cc6 MCC |
830 | { |
831 | unsigned long *v = arg; | |
1da177e4 | 832 | |
f7ce3cc6 MCC |
833 | if (check_mode(t, "VIDIOCSFREQ") == EINVAL) |
834 | return 0; | |
835 | if (check_v4l2(t) == EINVAL) | |
836 | return 0; | |
837 | ||
838 | set_freq(client, *v); | |
839 | return 0; | |
840 | } | |
1da177e4 | 841 | case VIDIOCGTUNER: |
f7ce3cc6 MCC |
842 | { |
843 | struct video_tuner *vt = arg; | |
844 | ||
845 | if (check_mode(t, "VIDIOCGTUNER") == EINVAL) | |
846 | return 0; | |
847 | if (check_v4l2(t) == EINVAL) | |
848 | return 0; | |
849 | ||
850 | if (V4L2_TUNER_RADIO == t->mode) { | |
e18f9444 MK |
851 | if (fe_tuner_ops->get_status) { |
852 | u32 tuner_status; | |
853 | ||
854 | fe_tuner_ops->get_status(&t->fe, &tuner_status); | |
1f5ef197 MK |
855 | if (tuner_status & TUNER_STATUS_STEREO) |
856 | vt->flags |= VIDEO_TUNER_STEREO_ON; | |
857 | else | |
858 | vt->flags &= ~VIDEO_TUNER_STEREO_ON; | |
e18f9444 | 859 | } else { |
bc3e5c7f MK |
860 | if (analog_ops->is_stereo) { |
861 | if (analog_ops->is_stereo(&t->fe)) | |
e18f9444 MK |
862 | vt->flags |= |
863 | VIDEO_TUNER_STEREO_ON; | |
864 | else | |
865 | vt->flags &= | |
866 | ~VIDEO_TUNER_STEREO_ON; | |
867 | } | |
f7ce3cc6 | 868 | } |
bc3e5c7f MK |
869 | if (analog_ops->has_signal) |
870 | vt->signal = | |
871 | analog_ops->has_signal(&t->fe); | |
1f5ef197 | 872 | |
f7ce3cc6 | 873 | vt->flags |= VIDEO_TUNER_LOW; /* Allow freqs at 62.5 Hz */ |
586b0cab | 874 | |
f7ce3cc6 MCC |
875 | vt->rangelow = radio_range[0] * 16000; |
876 | vt->rangehigh = radio_range[1] * 16000; | |
586b0cab | 877 | |
f7ce3cc6 MCC |
878 | } else { |
879 | vt->rangelow = tv_range[0] * 16; | |
880 | vt->rangehigh = tv_range[1] * 16; | |
881 | } | |
56fc08ca | 882 | |
f7ce3cc6 MCC |
883 | return 0; |
884 | } | |
1da177e4 | 885 | case VIDIOCGAUDIO: |
f7ce3cc6 MCC |
886 | { |
887 | struct video_audio *va = arg; | |
888 | ||
889 | if (check_mode(t, "VIDIOCGAUDIO") == EINVAL) | |
890 | return 0; | |
891 | if (check_v4l2(t) == EINVAL) | |
892 | return 0; | |
893 | ||
e18f9444 MK |
894 | if (V4L2_TUNER_RADIO == t->mode) { |
895 | if (fe_tuner_ops->get_status) { | |
896 | u32 tuner_status; | |
897 | ||
898 | fe_tuner_ops->get_status(&t->fe, &tuner_status); | |
899 | va->mode = (tuner_status & TUNER_STATUS_STEREO) | |
900 | ? VIDEO_SOUND_STEREO : VIDEO_SOUND_MONO; | |
bc3e5c7f MK |
901 | } else if (analog_ops->is_stereo) |
902 | va->mode = analog_ops->is_stereo(&t->fe) | |
e18f9444 MK |
903 | ? VIDEO_SOUND_STEREO : VIDEO_SOUND_MONO; |
904 | } | |
f7ce3cc6 MCC |
905 | return 0; |
906 | } | |
985bc96e | 907 | #endif |
7f171123 MCC |
908 | case TUNER_SET_CONFIG: |
909 | { | |
7f171123 MCC |
910 | struct v4l2_priv_tun_config *cfg = arg; |
911 | ||
912 | if (t->type != cfg->tuner) | |
913 | break; | |
1da177e4 | 914 | |
bc3e5c7f | 915 | if (analog_ops->set_config) { |
67d52e29 | 916 | analog_ops->set_config(&t->fe, cfg->priv); |
7f171123 MCC |
917 | break; |
918 | } | |
7f171123 | 919 | |
67d52e29 | 920 | tuner_dbg("Tuner frontend module has no way to set config\n"); |
985bc96e | 921 | break; |
7f171123 | 922 | } |
985bc96e MCC |
923 | /* --- v4l ioctls --- */ |
924 | /* take care: bttv does userspace copying, we'll get a | |
925 | kernel pointer here... */ | |
1da177e4 | 926 | case VIDIOC_S_STD: |
f7ce3cc6 MCC |
927 | { |
928 | v4l2_std_id *id = arg; | |
1da177e4 | 929 | |
f7ce3cc6 MCC |
930 | if (set_mode (client, t, V4L2_TUNER_ANALOG_TV, "VIDIOC_S_STD") |
931 | == EINVAL) | |
932 | return 0; | |
56fc08ca | 933 | |
f7ce3cc6 MCC |
934 | switch_v4l2(); |
935 | ||
936 | t->std = *id; | |
937 | tuner_fixup_std(t); | |
27487d44 HV |
938 | if (t->tv_freq) |
939 | set_freq(client, t->tv_freq); | |
f7ce3cc6 MCC |
940 | break; |
941 | } | |
1da177e4 | 942 | case VIDIOC_S_FREQUENCY: |
f7ce3cc6 MCC |
943 | { |
944 | struct v4l2_frequency *f = arg; | |
945 | ||
4f725cb3 HV |
946 | if (set_mode (client, t, f->type, "VIDIOC_S_FREQUENCY") |
947 | == EINVAL) | |
948 | return 0; | |
f7ce3cc6 | 949 | switch_v4l2(); |
27487d44 | 950 | set_freq(client,f->frequency); |
c184ca36 | 951 | |
f7ce3cc6 MCC |
952 | break; |
953 | } | |
954 | case VIDIOC_G_FREQUENCY: | |
955 | { | |
956 | struct v4l2_frequency *f = arg; | |
957 | ||
958 | if (check_mode(t, "VIDIOC_G_FREQUENCY") == EINVAL) | |
959 | return 0; | |
960 | switch_v4l2(); | |
961 | f->type = t->mode; | |
e18f9444 MK |
962 | if (fe_tuner_ops->get_frequency) { |
963 | u32 abs_freq; | |
964 | ||
965 | fe_tuner_ops->get_frequency(&t->fe, &abs_freq); | |
966 | f->frequency = (V4L2_TUNER_RADIO == t->mode) ? | |
967 | (abs_freq * 2 + 125/2) / 125 : | |
968 | (abs_freq + 62500/2) / 62500; | |
969 | break; | |
970 | } | |
27487d44 HV |
971 | f->frequency = (V4L2_TUNER_RADIO == t->mode) ? |
972 | t->radio_freq : t->tv_freq; | |
f7ce3cc6 MCC |
973 | break; |
974 | } | |
1da177e4 | 975 | case VIDIOC_G_TUNER: |
f7ce3cc6 MCC |
976 | { |
977 | struct v4l2_tuner *tuner = arg; | |
978 | ||
979 | if (check_mode(t, "VIDIOC_G_TUNER") == EINVAL) | |
980 | return 0; | |
981 | switch_v4l2(); | |
982 | ||
8a4b275f | 983 | tuner->type = t->mode; |
bc3e5c7f MK |
984 | if (analog_ops->get_afc) |
985 | tuner->afc = analog_ops->get_afc(&t->fe); | |
ab4cecf9 HV |
986 | if (t->mode == V4L2_TUNER_ANALOG_TV) |
987 | tuner->capability |= V4L2_TUNER_CAP_NORM; | |
8a4b275f | 988 | if (t->mode != V4L2_TUNER_RADIO) { |
f7ce3cc6 MCC |
989 | tuner->rangelow = tv_range[0] * 16; |
990 | tuner->rangehigh = tv_range[1] * 16; | |
8a4b275f HV |
991 | break; |
992 | } | |
993 | ||
994 | /* radio mode */ | |
8a4b275f HV |
995 | tuner->rxsubchans = |
996 | V4L2_TUNER_SUB_MONO | V4L2_TUNER_SUB_STEREO; | |
e18f9444 MK |
997 | if (fe_tuner_ops->get_status) { |
998 | u32 tuner_status; | |
999 | ||
1000 | fe_tuner_ops->get_status(&t->fe, &tuner_status); | |
4e9154b8 MK |
1001 | tuner->rxsubchans = |
1002 | (tuner_status & TUNER_STATUS_STEREO) ? | |
1003 | V4L2_TUNER_SUB_STEREO : | |
1004 | V4L2_TUNER_SUB_MONO; | |
e18f9444 | 1005 | } else { |
bc3e5c7f | 1006 | if (analog_ops->is_stereo) { |
4e9154b8 | 1007 | tuner->rxsubchans = |
bc3e5c7f | 1008 | analog_ops->is_stereo(&t->fe) ? |
4e9154b8 MK |
1009 | V4L2_TUNER_SUB_STEREO : |
1010 | V4L2_TUNER_SUB_MONO; | |
e18f9444 | 1011 | } |
56fc08ca | 1012 | } |
bc3e5c7f MK |
1013 | if (analog_ops->has_signal) |
1014 | tuner->signal = analog_ops->has_signal(&t->fe); | |
8a4b275f HV |
1015 | tuner->capability |= |
1016 | V4L2_TUNER_CAP_LOW | V4L2_TUNER_CAP_STEREO; | |
1017 | tuner->audmode = t->audmode; | |
1018 | tuner->rangelow = radio_range[0] * 16000; | |
1019 | tuner->rangehigh = radio_range[1] * 16000; | |
f7ce3cc6 MCC |
1020 | break; |
1021 | } | |
1022 | case VIDIOC_S_TUNER: | |
1023 | { | |
1024 | struct v4l2_tuner *tuner = arg; | |
1025 | ||
1026 | if (check_mode(t, "VIDIOC_S_TUNER") == EINVAL) | |
1027 | return 0; | |
1028 | ||
1029 | switch_v4l2(); | |
1030 | ||
8a4b275f HV |
1031 | /* do nothing unless we're a radio tuner */ |
1032 | if (t->mode != V4L2_TUNER_RADIO) | |
1033 | break; | |
1034 | t->audmode = tuner->audmode; | |
1035 | set_radio_freq(client, t->radio_freq); | |
f7ce3cc6 | 1036 | break; |
56fc08ca | 1037 | } |
cd43c3f6 | 1038 | case VIDIOC_LOG_STATUS: |
bc3e5c7f MK |
1039 | if (analog_ops->tuner_status) |
1040 | analog_ops->tuner_status(&t->fe); | |
cd43c3f6 | 1041 | break; |
1da177e4 LT |
1042 | } |
1043 | ||
1044 | return 0; | |
1045 | } | |
1046 | ||
21b48a70 | 1047 | static int tuner_suspend(struct i2c_client *c, pm_message_t state) |
1da177e4 | 1048 | { |
9dd659de | 1049 | struct tuner *t = i2c_get_clientdata(c); |
1da177e4 | 1050 | |
9dd659de | 1051 | tuner_dbg("suspend\n"); |
1da177e4 LT |
1052 | /* FIXME: power down ??? */ |
1053 | return 0; | |
1054 | } | |
1055 | ||
21b48a70 | 1056 | static int tuner_resume(struct i2c_client *c) |
1da177e4 | 1057 | { |
9dd659de | 1058 | struct tuner *t = i2c_get_clientdata(c); |
1da177e4 | 1059 | |
9dd659de | 1060 | tuner_dbg("resume\n"); |
27487d44 HV |
1061 | if (V4L2_TUNER_RADIO == t->mode) { |
1062 | if (t->radio_freq) | |
1063 | set_freq(c, t->radio_freq); | |
1064 | } else { | |
1065 | if (t->tv_freq) | |
1066 | set_freq(c, t->tv_freq); | |
1067 | } | |
1da177e4 LT |
1068 | return 0; |
1069 | } | |
1070 | ||
92de1f16 HV |
1071 | /* ---------------------------------------------------------------------- */ |
1072 | ||
c52c4d06 | 1073 | static LIST_HEAD(tuner_list); |
92de1f16 HV |
1074 | |
1075 | /* Search for existing radio and/or TV tuners on the given I2C adapter. | |
9dd659de | 1076 | Note that when this function is called from tuner_probe you can be |
92de1f16 HV |
1077 | certain no other devices will be added/deleted at the same time, I2C |
1078 | core protects against that. */ | |
1079 | static void tuner_lookup(struct i2c_adapter *adap, | |
1080 | struct tuner **radio, struct tuner **tv) | |
1081 | { | |
1082 | struct tuner *pos; | |
1083 | ||
1084 | *radio = NULL; | |
1085 | *tv = NULL; | |
1086 | ||
1087 | list_for_each_entry(pos, &tuner_list, list) { | |
1088 | int mode_mask; | |
1089 | ||
1090 | if (pos->i2c->adapter != adap || | |
1091 | pos->i2c->driver->id != I2C_DRIVERID_TUNER) | |
1092 | continue; | |
1093 | ||
1094 | mode_mask = pos->mode_mask & ~T_STANDBY; | |
1095 | if (*radio == NULL && mode_mask == T_RADIO) | |
1096 | *radio = pos; | |
1097 | /* Note: currently TDA9887 is the only demod-only | |
1098 | device. If other devices appear then we need to | |
1099 | make this test more general. */ | |
1100 | else if (*tv == NULL && pos->type != TUNER_TDA9887 && | |
1101 | (pos->mode_mask & (T_ANALOG_TV | T_DIGITAL_TV))) | |
1102 | *tv = pos; | |
1103 | } | |
1104 | } | |
1105 | ||
1106 | /* During client attach, set_type is called by adapter's attach_inform callback. | |
9dd659de | 1107 | set_type must then be completed by tuner_probe. |
92de1f16 | 1108 | */ |
d2653e92 JD |
1109 | static int tuner_probe(struct i2c_client *client, |
1110 | const struct i2c_device_id *id) | |
92de1f16 | 1111 | { |
92de1f16 HV |
1112 | struct tuner *t; |
1113 | struct tuner *radio; | |
1114 | struct tuner *tv; | |
1115 | ||
92de1f16 | 1116 | t = kzalloc(sizeof(struct tuner), GFP_KERNEL); |
9dd659de | 1117 | if (NULL == t) |
92de1f16 | 1118 | return -ENOMEM; |
92de1f16 | 1119 | t->i2c = client; |
9dd659de | 1120 | strlcpy(client->name, "(tuner unset)", sizeof(client->name)); |
92de1f16 HV |
1121 | i2c_set_clientdata(client, t); |
1122 | t->type = UNSET; | |
1123 | t->audmode = V4L2_TUNER_MODE_STEREO; | |
1124 | t->mode_mask = T_UNINITIALIZED; | |
1125 | ||
1126 | if (show_i2c) { | |
1127 | unsigned char buffer[16]; | |
1128 | int i, rc; | |
1129 | ||
1130 | memset(buffer, 0, sizeof(buffer)); | |
1131 | rc = i2c_master_recv(client, buffer, sizeof(buffer)); | |
1132 | tuner_info("I2C RECV = "); | |
1133 | for (i = 0; i < rc; i++) | |
1134 | printk(KERN_CONT "%02x ", buffer[i]); | |
1135 | printk("\n"); | |
1136 | } | |
9dd659de | 1137 | /* HACK: This test was added to avoid tuner to probe tda9840 and |
92de1f16 | 1138 | tea6415c on the MXB card */ |
9dd659de HV |
1139 | if (client->adapter->id == I2C_HW_SAA7146 && client->addr < 0x4a) { |
1140 | kfree(t); | |
92de1f16 | 1141 | return -ENODEV; |
9dd659de | 1142 | } |
92de1f16 HV |
1143 | |
1144 | /* autodetection code based on the i2c addr */ | |
1145 | if (!no_autodetect) { | |
9dd659de | 1146 | switch (client->addr) { |
92de1f16 | 1147 | case 0x10: |
a07c8779 MK |
1148 | if (tuner_symbol_probe(tea5761_autodetection, |
1149 | t->i2c->adapter, | |
1150 | t->i2c->addr) >= 0) { | |
92de1f16 HV |
1151 | t->type = TUNER_TEA5761; |
1152 | t->mode_mask = T_RADIO; | |
1153 | t->mode = T_STANDBY; | |
1154 | /* Sets freq to FM range */ | |
1155 | t->radio_freq = 87.5 * 16000; | |
1156 | tuner_lookup(t->i2c->adapter, &radio, &tv); | |
1157 | if (tv) | |
1158 | tv->mode_mask &= ~T_RADIO; | |
1159 | ||
1160 | goto register_client; | |
1161 | } | |
867e835f | 1162 | return -ENODEV; |
92de1f16 HV |
1163 | case 0x42: |
1164 | case 0x43: | |
1165 | case 0x4a: | |
1166 | case 0x4b: | |
1167 | /* If chip is not tda8290, don't register. | |
1168 | since it can be tda9887*/ | |
a07c8779 MK |
1169 | if (tuner_symbol_probe(tda829x_probe, t->i2c->adapter, |
1170 | t->i2c->addr) == 0) { | |
92de1f16 HV |
1171 | tuner_dbg("tda829x detected\n"); |
1172 | } else { | |
1173 | /* Default is being tda9887 */ | |
1174 | t->type = TUNER_TDA9887; | |
1175 | t->mode_mask = T_RADIO | T_ANALOG_TV | | |
1176 | T_DIGITAL_TV; | |
1177 | t->mode = T_STANDBY; | |
1178 | goto register_client; | |
1179 | } | |
1180 | break; | |
1181 | case 0x60: | |
a07c8779 MK |
1182 | if (tuner_symbol_probe(tea5767_autodetection, |
1183 | t->i2c->adapter, t->i2c->addr) | |
92de1f16 HV |
1184 | != EINVAL) { |
1185 | t->type = TUNER_TEA5767; | |
1186 | t->mode_mask = T_RADIO; | |
1187 | t->mode = T_STANDBY; | |
1188 | /* Sets freq to FM range */ | |
1189 | t->radio_freq = 87.5 * 16000; | |
1190 | tuner_lookup(t->i2c->adapter, &radio, &tv); | |
1191 | if (tv) | |
1192 | tv->mode_mask &= ~T_RADIO; | |
1193 | ||
1194 | goto register_client; | |
1195 | } | |
1196 | break; | |
1197 | } | |
1198 | } | |
1199 | ||
1200 | /* Initializes only the first TV tuner on this adapter. Why only the | |
1201 | first? Because there are some devices (notably the ones with TI | |
1202 | tuners) that have more than one i2c address for the *same* device. | |
1203 | Experience shows that, except for just one case, the first | |
1204 | address is the right one. The exception is a Russian tuner | |
1205 | (ACORP_Y878F). So, the desired behavior is just to enable the | |
1206 | first found TV tuner. */ | |
1207 | tuner_lookup(t->i2c->adapter, &radio, &tv); | |
1208 | if (tv == NULL) { | |
1209 | t->mode_mask = T_ANALOG_TV | T_DIGITAL_TV; | |
1210 | if (radio == NULL) | |
1211 | t->mode_mask |= T_RADIO; | |
1212 | tuner_dbg("Setting mode_mask to 0x%02x\n", t->mode_mask); | |
1213 | t->tv_freq = 400 * 16; /* Sets freq to VHF High */ | |
1214 | t->radio_freq = 87.5 * 16000; /* Sets freq to FM range */ | |
1215 | } | |
1216 | ||
1217 | /* Should be just before return */ | |
1218 | register_client: | |
9dd659de HV |
1219 | tuner_info("chip found @ 0x%x (%s)\n", client->addr << 1, |
1220 | client->adapter->name); | |
92de1f16 HV |
1221 | |
1222 | /* Sets a default mode */ | |
1223 | if (t->mode_mask & T_ANALOG_TV) { | |
864a6b81 | 1224 | t->mode = V4L2_TUNER_ANALOG_TV; |
92de1f16 | 1225 | } else if (t->mode_mask & T_RADIO) { |
864a6b81 | 1226 | t->mode = V4L2_TUNER_RADIO; |
92de1f16 | 1227 | } else { |
864a6b81 | 1228 | t->mode = V4L2_TUNER_DIGITAL_TV; |
92de1f16 | 1229 | } |
92de1f16 | 1230 | set_type(client, t->type, t->mode_mask, t->config, t->tuner_callback); |
9dd659de | 1231 | list_add_tail(&t->list, &tuner_list); |
92de1f16 HV |
1232 | return 0; |
1233 | } | |
1234 | ||
9dd659de | 1235 | static int tuner_legacy_probe(struct i2c_adapter *adap) |
92de1f16 HV |
1236 | { |
1237 | if (0 != addr) { | |
1238 | normal_i2c[0] = addr; | |
1239 | normal_i2c[1] = I2C_CLIENT_END; | |
1240 | } | |
1241 | ||
9dd659de HV |
1242 | if ((adap->class & I2C_CLASS_TV_ANALOG) == 0) |
1243 | return 0; | |
1244 | ||
92de1f16 HV |
1245 | /* HACK: Ignore 0x6b and 0x6f on cx88 boards. |
1246 | * FusionHDTV5 RT Gold has an ir receiver at 0x6b | |
1247 | * and an RTC at 0x6f which can get corrupted if probed. | |
1248 | */ | |
1249 | if ((adap->id == I2C_HW_B_CX2388x) || | |
1250 | (adap->id == I2C_HW_B_CX23885)) { | |
1251 | unsigned int i = 0; | |
1252 | ||
1253 | while (i < I2C_CLIENT_MAX_OPTS && ignore[i] != I2C_CLIENT_END) | |
1254 | i += 2; | |
1255 | if (i + 4 < I2C_CLIENT_MAX_OPTS) { | |
1256 | ignore[i+0] = adap->nr; | |
1257 | ignore[i+1] = 0x6b; | |
1258 | ignore[i+2] = adap->nr; | |
1259 | ignore[i+3] = 0x6f; | |
1260 | ignore[i+4] = I2C_CLIENT_END; | |
1261 | } else | |
1262 | printk(KERN_WARNING "tuner: " | |
1263 | "too many options specified " | |
1264 | "in i2c probe ignore list!\n"); | |
1265 | } | |
9dd659de | 1266 | return 1; |
92de1f16 HV |
1267 | } |
1268 | ||
9dd659de | 1269 | static int tuner_remove(struct i2c_client *client) |
92de1f16 HV |
1270 | { |
1271 | struct tuner *t = i2c_get_clientdata(client); | |
92de1f16 | 1272 | |
a07c8779 MK |
1273 | tuner_detach(&t->fe); |
1274 | t->fe.analog_demod_priv = NULL; | |
92de1f16 HV |
1275 | |
1276 | list_del(&t->list); | |
1277 | kfree(t); | |
92de1f16 HV |
1278 | return 0; |
1279 | } | |
1280 | ||
1da177e4 LT |
1281 | /* ----------------------------------------------------------------------- */ |
1282 | ||
9dd659de HV |
1283 | static struct v4l2_i2c_driver_data v4l2_i2c_data = { |
1284 | .name = "tuner", | |
1285 | .driverid = I2C_DRIVERID_TUNER, | |
f7ce3cc6 | 1286 | .command = tuner_command, |
9dd659de HV |
1287 | .probe = tuner_probe, |
1288 | .remove = tuner_remove, | |
21b48a70 | 1289 | .suspend = tuner_suspend, |
9dd659de HV |
1290 | .resume = tuner_resume, |
1291 | .legacy_probe = tuner_legacy_probe, | |
1da177e4 | 1292 | }; |
1da177e4 | 1293 | |
1da177e4 LT |
1294 | |
1295 | /* | |
1296 | * Overrides for Emacs so that we follow Linus's tabbing style. | |
1297 | * --------------------------------------------------------------------------- | |
1298 | * Local variables: | |
1299 | * c-basic-offset: 8 | |
1300 | * End: | |
1301 | */ |