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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> |
35ea11ff | 22 | #include <media/v4l2-ioctl.h> |
9dd659de | 23 | #include <media/v4l2-i2c-drv-legacy.h> |
96c0b7cf | 24 | #include "mt20xx.h" |
910bb3e3 | 25 | #include "tda8290.h" |
7ab10bf7 | 26 | #include "tea5761.h" |
8d0936ed | 27 | #include "tea5767.h" |
215b95ba | 28 | #include "tuner-xc2028.h" |
4adad287 | 29 | #include "tuner-simple.h" |
31c9584c | 30 | #include "tda9887.h" |
27c685a4 | 31 | #include "xc5000.h" |
1da177e4 LT |
32 | |
33 | #define UNSET (-1U) | |
34 | ||
9dd659de | 35 | #define PREFIX t->i2c->driver->driver.name |
241020d1 | 36 | |
a07c8779 | 37 | /** This macro allows us to probe dynamically, avoiding static links */ |
ff138171 | 38 | #ifdef CONFIG_MEDIA_ATTACH |
a07c8779 MK |
39 | #define tuner_symbol_probe(FUNCTION, ARGS...) ({ \ |
40 | int __r = -EINVAL; \ | |
41 | typeof(&FUNCTION) __a = symbol_request(FUNCTION); \ | |
42 | if (__a) { \ | |
43 | __r = (int) __a(ARGS); \ | |
a1355e53 | 44 | symbol_put(FUNCTION); \ |
a07c8779 MK |
45 | } else { \ |
46 | printk(KERN_ERR "TUNER: Unable to find " \ | |
47 | "symbol "#FUNCTION"()\n"); \ | |
48 | } \ | |
a07c8779 MK |
49 | __r; \ |
50 | }) | |
51 | ||
52 | static void tuner_detach(struct dvb_frontend *fe) | |
53 | { | |
54 | if (fe->ops.tuner_ops.release) { | |
55 | fe->ops.tuner_ops.release(fe); | |
56 | symbol_put_addr(fe->ops.tuner_ops.release); | |
57 | } | |
58 | if (fe->ops.analog_ops.release) { | |
59 | fe->ops.analog_ops.release(fe); | |
60 | symbol_put_addr(fe->ops.analog_ops.release); | |
61 | } | |
62 | } | |
63 | #else | |
64 | #define tuner_symbol_probe(FUNCTION, ARGS...) ({ \ | |
65 | FUNCTION(ARGS); \ | |
66 | }) | |
67 | ||
68 | static void tuner_detach(struct dvb_frontend *fe) | |
69 | { | |
70 | if (fe->ops.tuner_ops.release) | |
71 | fe->ops.tuner_ops.release(fe); | |
72 | if (fe->ops.analog_ops.release) | |
73 | fe->ops.analog_ops.release(fe); | |
74 | } | |
75 | #endif | |
76 | ||
f7f427e4 MK |
77 | struct tuner { |
78 | /* device */ | |
79 | struct dvb_frontend fe; | |
80 | struct i2c_client *i2c; | |
81 | struct list_head list; | |
82 | unsigned int using_v4l2:1; | |
83 | ||
84 | /* keep track of the current settings */ | |
85 | v4l2_std_id std; | |
86 | unsigned int tv_freq; | |
87 | unsigned int radio_freq; | |
88 | unsigned int audmode; | |
89 | ||
90 | unsigned int mode; | |
91 | unsigned int mode_mask; /* Combination of allowable modes */ | |
92 | ||
93 | unsigned int type; /* chip type id */ | |
94 | unsigned int config; | |
7271e60a | 95 | const char *name; |
f7f427e4 MK |
96 | }; |
97 | ||
1da177e4 LT |
98 | /* standard i2c insmod options */ |
99 | static unsigned short normal_i2c[] = { | |
149ef72d | 100 | #if defined(CONFIG_MEDIA_TUNER_TEA5761) || (defined(CONFIG_MEDIA_TUNER_TEA5761_MODULE) && defined(MODULE)) |
8573a9e6 MCC |
101 | 0x10, |
102 | #endif | |
de48eebc | 103 | 0x42, 0x43, 0x4a, 0x4b, /* tda8290 */ |
f5bec396 MCC |
104 | 0x60, 0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67, |
105 | 0x68, 0x69, 0x6a, 0x6b, 0x6c, 0x6d, 0x6e, 0x6f, | |
1da177e4 LT |
106 | I2C_CLIENT_END |
107 | }; | |
f7ce3cc6 | 108 | |
1da177e4 LT |
109 | I2C_CLIENT_INSMOD; |
110 | ||
111 | /* insmod options used at init time => read/only */ | |
ff699e6b DSL |
112 | static unsigned int addr; |
113 | static unsigned int no_autodetect; | |
114 | static unsigned int show_i2c; | |
fd3113e8 | 115 | |
1da177e4 | 116 | /* insmod options used at runtime => read/write */ |
ab166050 MK |
117 | static int tuner_debug; |
118 | ||
119 | #define tuner_warn(fmt, arg...) do { \ | |
120 | printk(KERN_WARNING "%s %d-%04x: " fmt, PREFIX, \ | |
121 | i2c_adapter_id(t->i2c->adapter), \ | |
122 | t->i2c->addr, ##arg); \ | |
123 | } while (0) | |
124 | ||
125 | #define tuner_info(fmt, arg...) do { \ | |
126 | printk(KERN_INFO "%s %d-%04x: " fmt, PREFIX, \ | |
127 | i2c_adapter_id(t->i2c->adapter), \ | |
128 | t->i2c->addr, ##arg); \ | |
129 | } while (0) | |
130 | ||
131 | #define tuner_err(fmt, arg...) do { \ | |
132 | printk(KERN_ERR "%s %d-%04x: " fmt, PREFIX, \ | |
133 | i2c_adapter_id(t->i2c->adapter), \ | |
134 | t->i2c->addr, ##arg); \ | |
135 | } while (0) | |
136 | ||
137 | #define tuner_dbg(fmt, arg...) do { \ | |
138 | if (tuner_debug) \ | |
139 | printk(KERN_DEBUG "%s %d-%04x: " fmt, PREFIX, \ | |
140 | i2c_adapter_id(t->i2c->adapter), \ | |
141 | t->i2c->addr, ##arg); \ | |
142 | } while (0) | |
143 | ||
144 | /* ------------------------------------------------------------------------ */ | |
1da177e4 | 145 | |
f7ce3cc6 | 146 | static unsigned int tv_range[2] = { 44, 958 }; |
1da177e4 LT |
147 | static unsigned int radio_range[2] = { 65, 108 }; |
148 | ||
7e578191 MCC |
149 | static char pal[] = "--"; |
150 | static char secam[] = "--"; | |
151 | static char ntsc[] = "-"; | |
152 | ||
f9195ded | 153 | |
7e578191 MCC |
154 | module_param(addr, int, 0444); |
155 | module_param(no_autodetect, int, 0444); | |
156 | module_param(show_i2c, int, 0444); | |
f9195ded | 157 | module_param_named(debug,tuner_debug, int, 0644); |
7e578191 MCC |
158 | module_param_string(pal, pal, sizeof(pal), 0644); |
159 | module_param_string(secam, secam, sizeof(secam), 0644); | |
160 | module_param_string(ntsc, ntsc, sizeof(ntsc), 0644); | |
f7ce3cc6 | 161 | module_param_array(tv_range, int, NULL, 0644); |
1da177e4 LT |
162 | module_param_array(radio_range, int, NULL, 0644); |
163 | ||
164 | MODULE_DESCRIPTION("device driver for various TV and TV+FM radio tuners"); | |
165 | MODULE_AUTHOR("Ralph Metzler, Gerd Knorr, Gunther Mayer"); | |
166 | MODULE_LICENSE("GPL"); | |
167 | ||
1da177e4 LT |
168 | /* ---------------------------------------------------------------------- */ |
169 | ||
c7919d52 MK |
170 | static void fe_set_params(struct dvb_frontend *fe, |
171 | struct analog_parameters *params) | |
e18f9444 | 172 | { |
4e9154b8 MK |
173 | struct dvb_tuner_ops *fe_tuner_ops = &fe->ops.tuner_ops; |
174 | struct tuner *t = fe->analog_demod_priv; | |
e18f9444 | 175 | |
e18f9444 MK |
176 | if (NULL == fe_tuner_ops->set_analog_params) { |
177 | tuner_warn("Tuner frontend module has no way to set freq\n"); | |
178 | return; | |
179 | } | |
c7919d52 | 180 | fe_tuner_ops->set_analog_params(fe, params); |
e18f9444 MK |
181 | } |
182 | ||
4e9154b8 | 183 | static void fe_standby(struct dvb_frontend *fe) |
e18f9444 | 184 | { |
4e9154b8 | 185 | struct dvb_tuner_ops *fe_tuner_ops = &fe->ops.tuner_ops; |
e18f9444 MK |
186 | |
187 | if (fe_tuner_ops->sleep) | |
4e9154b8 | 188 | fe_tuner_ops->sleep(fe); |
e18f9444 MK |
189 | } |
190 | ||
4e9154b8 | 191 | static int fe_has_signal(struct dvb_frontend *fe) |
1f5ef197 | 192 | { |
1419683d | 193 | u16 strength = 0; |
1f5ef197 | 194 | |
4e9154b8 MK |
195 | if (fe->ops.tuner_ops.get_rf_strength) |
196 | fe->ops.tuner_ops.get_rf_strength(fe, &strength); | |
1f5ef197 MK |
197 | |
198 | return strength; | |
199 | } | |
200 | ||
f1c9a281 MK |
201 | static int fe_set_config(struct dvb_frontend *fe, void *priv_cfg) |
202 | { | |
203 | struct dvb_tuner_ops *fe_tuner_ops = &fe->ops.tuner_ops; | |
204 | struct tuner *t = fe->analog_demod_priv; | |
205 | ||
206 | if (fe_tuner_ops->set_config) | |
207 | return fe_tuner_ops->set_config(fe, priv_cfg); | |
208 | ||
209 | tuner_warn("Tuner frontend module has no way to set config\n"); | |
210 | ||
211 | return 0; | |
212 | } | |
213 | ||
4e9154b8 | 214 | static void tuner_status(struct dvb_frontend *fe); |
1dde7a4f | 215 | |
bc3e5c7f | 216 | static struct analog_demod_ops tuner_core_ops = { |
c7919d52 | 217 | .set_params = fe_set_params, |
1dde7a4f | 218 | .standby = fe_standby, |
1dde7a4f | 219 | .has_signal = fe_has_signal, |
f1c9a281 | 220 | .set_config = fe_set_config, |
1dde7a4f MK |
221 | .tuner_status = tuner_status |
222 | }; | |
223 | ||
56fc08ca | 224 | /* Set tuner frequency, freq in Units of 62.5kHz = 1/16MHz */ |
1da177e4 LT |
225 | static void set_tv_freq(struct i2c_client *c, unsigned int freq) |
226 | { | |
227 | struct tuner *t = i2c_get_clientdata(c); | |
bc3e5c7f | 228 | struct analog_demod_ops *analog_ops = &t->fe.ops.analog_ops; |
1da177e4 | 229 | |
c7919d52 MK |
230 | struct analog_parameters params = { |
231 | .mode = t->mode, | |
232 | .audmode = t->audmode, | |
233 | .std = t->std | |
234 | }; | |
235 | ||
1da177e4 | 236 | if (t->type == UNSET) { |
f7ce3cc6 | 237 | tuner_warn ("tuner type not set\n"); |
1da177e4 LT |
238 | return; |
239 | } | |
bc3e5c7f | 240 | if (NULL == analog_ops->set_params) { |
f7ce3cc6 | 241 | tuner_warn ("Tuner has no way to set tv freq\n"); |
1da177e4 LT |
242 | return; |
243 | } | |
f7ce3cc6 MCC |
244 | if (freq < tv_range[0] * 16 || freq > tv_range[1] * 16) { |
245 | tuner_dbg ("TV freq (%d.%02d) out of range (%d-%d)\n", | |
246 | freq / 16, freq % 16 * 100 / 16, tv_range[0], | |
247 | tv_range[1]); | |
27487d44 HV |
248 | /* V4L2 spec: if the freq is not possible then the closest |
249 | possible value should be selected */ | |
250 | if (freq < tv_range[0] * 16) | |
251 | freq = tv_range[0] * 16; | |
252 | else | |
253 | freq = tv_range[1] * 16; | |
1da177e4 | 254 | } |
c7919d52 MK |
255 | params.frequency = freq; |
256 | ||
bc3e5c7f | 257 | analog_ops->set_params(&t->fe, ¶ms); |
1da177e4 LT |
258 | } |
259 | ||
260 | static void set_radio_freq(struct i2c_client *c, unsigned int freq) | |
261 | { | |
262 | struct tuner *t = i2c_get_clientdata(c); | |
bc3e5c7f | 263 | struct analog_demod_ops *analog_ops = &t->fe.ops.analog_ops; |
1da177e4 | 264 | |
c7919d52 MK |
265 | struct analog_parameters params = { |
266 | .mode = t->mode, | |
267 | .audmode = t->audmode, | |
268 | .std = t->std | |
269 | }; | |
270 | ||
1da177e4 | 271 | if (t->type == UNSET) { |
f7ce3cc6 | 272 | tuner_warn ("tuner type not set\n"); |
1da177e4 LT |
273 | return; |
274 | } | |
e545d6e2 | 275 | if (NULL == analog_ops->set_params) { |
f7ce3cc6 | 276 | tuner_warn ("tuner has no way to set radio frequency\n"); |
1da177e4 LT |
277 | return; |
278 | } | |
27487d44 | 279 | if (freq < radio_range[0] * 16000 || freq > radio_range[1] * 16000) { |
f7ce3cc6 MCC |
280 | tuner_dbg ("radio freq (%d.%02d) out of range (%d-%d)\n", |
281 | freq / 16000, freq % 16000 * 100 / 16000, | |
282 | radio_range[0], radio_range[1]); | |
27487d44 HV |
283 | /* V4L2 spec: if the freq is not possible then the closest |
284 | possible value should be selected */ | |
285 | if (freq < radio_range[0] * 16000) | |
286 | freq = radio_range[0] * 16000; | |
287 | else | |
288 | freq = radio_range[1] * 16000; | |
1da177e4 | 289 | } |
c7919d52 | 290 | params.frequency = freq; |
586b0cab | 291 | |
bc3e5c7f | 292 | analog_ops->set_params(&t->fe, ¶ms); |
1da177e4 LT |
293 | } |
294 | ||
295 | static void set_freq(struct i2c_client *c, unsigned long freq) | |
296 | { | |
297 | struct tuner *t = i2c_get_clientdata(c); | |
298 | ||
299 | switch (t->mode) { | |
300 | case V4L2_TUNER_RADIO: | |
301 | tuner_dbg("radio freq set to %lu.%02lu\n", | |
f7ce3cc6 MCC |
302 | freq / 16000, freq % 16000 * 100 / 16000); |
303 | set_radio_freq(c, freq); | |
27487d44 | 304 | t->radio_freq = freq; |
1da177e4 LT |
305 | break; |
306 | case V4L2_TUNER_ANALOG_TV: | |
307 | case V4L2_TUNER_DIGITAL_TV: | |
308 | tuner_dbg("tv freq set to %lu.%02lu\n", | |
f7ce3cc6 | 309 | freq / 16, freq % 16 * 100 / 16); |
1da177e4 | 310 | set_tv_freq(c, freq); |
27487d44 | 311 | t->tv_freq = freq; |
1da177e4 | 312 | break; |
6cb45879 MCC |
313 | default: |
314 | tuner_dbg("freq set: unknown mode: 0x%04x!\n",t->mode); | |
1da177e4 | 315 | } |
1da177e4 LT |
316 | } |
317 | ||
293197cd MK |
318 | static void tuner_i2c_address_check(struct tuner *t) |
319 | { | |
320 | if ((t->type == UNSET || t->type == TUNER_ABSENT) || | |
1cba97d7 | 321 | ((t->i2c->addr < 0x64) || (t->i2c->addr > 0x6f))) |
293197cd MK |
322 | return; |
323 | ||
1641002b MK |
324 | /* We already know that the XC5000 can only be located at |
325 | * i2c address 0x61, 0x62, 0x63 or 0x64 */ | |
326 | if ((t->type == TUNER_XC5000) && | |
327 | ((t->i2c->addr <= 0x64)) && (t->i2c->addr >= 0x61)) | |
328 | return; | |
329 | ||
293197cd MK |
330 | tuner_warn("====================== WARNING! ======================\n"); |
331 | tuner_warn("Support for tuners in i2c address range 0x64 thru 0x6f\n"); | |
332 | tuner_warn("will soon be dropped. This message indicates that your\n"); | |
333 | tuner_warn("hardware has a %s tuner at i2c address 0x%02x.\n", | |
7271e60a | 334 | t->name, t->i2c->addr); |
293197cd MK |
335 | tuner_warn("To ensure continued support for your device, please\n"); |
336 | tuner_warn("send a copy of this message, along with full dmesg\n"); | |
337 | tuner_warn("output to v4l-dvb-maintainer@linuxtv.org\n"); | |
338 | tuner_warn("Please use subject line: \"obsolete tuner i2c address.\"\n"); | |
339 | tuner_warn("driver: %s, addr: 0x%02x, type: %d (%s)\n", | |
7271e60a | 340 | t->i2c->adapter->name, t->i2c->addr, t->type, t->name); |
293197cd MK |
341 | tuner_warn("====================== WARNING! ======================\n"); |
342 | } | |
343 | ||
27c685a4 ST |
344 | static struct xc5000_config xc5000_cfg; |
345 | ||
f7ce3cc6 | 346 | static void set_type(struct i2c_client *c, unsigned int type, |
de956c1e | 347 | unsigned int new_mode_mask, unsigned int new_config, |
d7cba043 | 348 | int (*tuner_callback) (void *dev, int component, int cmd, int arg)) |
1da177e4 LT |
349 | { |
350 | struct tuner *t = i2c_get_clientdata(c); | |
e18f9444 | 351 | struct dvb_tuner_ops *fe_tuner_ops = &t->fe.ops.tuner_ops; |
bc3e5c7f | 352 | struct analog_demod_ops *analog_ops = &t->fe.ops.analog_ops; |
586b0cab | 353 | unsigned char buffer[4]; |
1da177e4 | 354 | |
f7ce3cc6 MCC |
355 | if (type == UNSET || type == TUNER_ABSENT) { |
356 | tuner_dbg ("tuner 0x%02x: Tuner type absent\n",c->addr); | |
1da177e4 | 357 | return; |
f7ce3cc6 MCC |
358 | } |
359 | ||
80f90fba HH |
360 | t->type = type; |
361 | t->config = new_config; | |
362 | if (tuner_callback != NULL) { | |
363 | tuner_dbg("defining GPIO callback\n"); | |
d7cba043 | 364 | t->fe.callback = tuner_callback; |
80f90fba HH |
365 | } |
366 | ||
48aa336a | 367 | if (t->mode == T_UNINITIALIZED) { |
f7ce3cc6 MCC |
368 | tuner_dbg ("tuner 0x%02x: called during i2c_client register by adapter's attach_inform\n", c->addr); |
369 | ||
1da177e4 LT |
370 | return; |
371 | } | |
56fc08ca | 372 | |
b2083199 | 373 | /* discard private data, in case set_type() was previously called */ |
a07c8779 MK |
374 | tuner_detach(&t->fe); |
375 | t->fe.analog_demod_priv = NULL; | |
be2b85a1 | 376 | |
1da177e4 LT |
377 | switch (t->type) { |
378 | case TUNER_MT2032: | |
09fee5f8 MCC |
379 | if (!dvb_attach(microtune_attach, |
380 | &t->fe, t->i2c->adapter, t->i2c->addr)) | |
381 | goto attach_failed; | |
1da177e4 LT |
382 | break; |
383 | case TUNER_PHILIPS_TDA8290: | |
5bea1cd3 | 384 | { |
09fee5f8 MCC |
385 | struct tda829x_config cfg = { |
386 | .lna_cfg = t->config, | |
09fee5f8 MCC |
387 | }; |
388 | if (!dvb_attach(tda829x_attach, &t->fe, t->i2c->adapter, | |
389 | t->i2c->addr, &cfg)) | |
390 | goto attach_failed; | |
5bea1cd3 MK |
391 | break; |
392 | } | |
586b0cab | 393 | case TUNER_TEA5767: |
a07c8779 MK |
394 | if (!dvb_attach(tea5767_attach, &t->fe, |
395 | t->i2c->adapter, t->i2c->addr)) | |
b9ef6bbb | 396 | goto attach_failed; |
f7ce3cc6 | 397 | t->mode_mask = T_RADIO; |
586b0cab | 398 | break; |
8573a9e6 | 399 | case TUNER_TEA5761: |
a07c8779 MK |
400 | if (!dvb_attach(tea5761_attach, &t->fe, |
401 | t->i2c->adapter, t->i2c->addr)) | |
b9ef6bbb | 402 | goto attach_failed; |
8573a9e6 MCC |
403 | t->mode_mask = T_RADIO; |
404 | break; | |
586b0cab MCC |
405 | case TUNER_PHILIPS_FMD1216ME_MK3: |
406 | buffer[0] = 0x0b; | |
407 | buffer[1] = 0xdc; | |
408 | buffer[2] = 0x9c; | |
409 | buffer[3] = 0x60; | |
f7ce3cc6 | 410 | i2c_master_send(c, buffer, 4); |
586b0cab MCC |
411 | mdelay(1); |
412 | buffer[2] = 0x86; | |
413 | buffer[3] = 0x54; | |
f7ce3cc6 | 414 | i2c_master_send(c, buffer, 4); |
a07c8779 MK |
415 | if (!dvb_attach(simple_tuner_attach, &t->fe, |
416 | t->i2c->adapter, t->i2c->addr, t->type)) | |
b9ef6bbb | 417 | goto attach_failed; |
586b0cab | 418 | break; |
93df3413 HH |
419 | case TUNER_PHILIPS_TD1316: |
420 | buffer[0] = 0x0b; | |
421 | buffer[1] = 0xdc; | |
422 | buffer[2] = 0x86; | |
423 | buffer[3] = 0xa4; | |
a07c8779 MK |
424 | i2c_master_send(c, buffer, 4); |
425 | if (!dvb_attach(simple_tuner_attach, &t->fe, | |
426 | t->i2c->adapter, t->i2c->addr, t->type)) | |
b9ef6bbb | 427 | goto attach_failed; |
ac272ed7 | 428 | break; |
690c544c MCC |
429 | case TUNER_XC2028: |
430 | { | |
a37b4c9b ML |
431 | struct xc2028_config cfg = { |
432 | .i2c_adap = t->i2c->adapter, | |
433 | .i2c_addr = t->i2c->addr, | |
a37b4c9b | 434 | }; |
a07c8779 | 435 | if (!dvb_attach(xc2028_attach, &t->fe, &cfg)) |
b9ef6bbb | 436 | goto attach_failed; |
690c544c MCC |
437 | break; |
438 | } | |
15396236 | 439 | case TUNER_TDA9887: |
09fee5f8 MCC |
440 | if (!dvb_attach(tda9887_attach, |
441 | &t->fe, t->i2c->adapter, t->i2c->addr)) | |
442 | goto attach_failed; | |
15396236 | 443 | break; |
27c685a4 | 444 | case TUNER_XC5000: |
b9ef6bbb MCC |
445 | { |
446 | struct dvb_tuner_ops *xc_tuner_ops; | |
447 | ||
27c685a4 ST |
448 | xc5000_cfg.i2c_address = t->i2c->addr; |
449 | xc5000_cfg.if_khz = 5380; | |
a07c8779 | 450 | if (!dvb_attach(xc5000_attach, |
30650961 | 451 | &t->fe, t->i2c->adapter, &xc5000_cfg)) |
b9ef6bbb MCC |
452 | goto attach_failed; |
453 | ||
27c685a4 | 454 | xc_tuner_ops = &t->fe.ops.tuner_ops; |
b9ef6bbb | 455 | if (xc_tuner_ops->init) |
27c685a4 | 456 | xc_tuner_ops->init(&t->fe); |
27c685a4 | 457 | break; |
b9ef6bbb | 458 | } |
1da177e4 | 459 | default: |
a07c8779 MK |
460 | if (!dvb_attach(simple_tuner_attach, &t->fe, |
461 | t->i2c->adapter, t->i2c->addr, t->type)) | |
b9ef6bbb MCC |
462 | goto attach_failed; |
463 | ||
1da177e4 LT |
464 | break; |
465 | } | |
f7ce3cc6 | 466 | |
bc3e5c7f | 467 | if ((NULL == analog_ops->set_params) && |
1dde7a4f | 468 | (fe_tuner_ops->set_analog_params)) { |
a07c8779 | 469 | |
7271e60a | 470 | t->name = fe_tuner_ops->info.name; |
e18f9444 | 471 | |
4e9154b8 | 472 | t->fe.analog_demod_priv = t; |
bc3e5c7f MK |
473 | memcpy(analog_ops, &tuner_core_ops, |
474 | sizeof(struct analog_demod_ops)); | |
a07c8779 | 475 | |
a55db8cd | 476 | } else { |
7271e60a | 477 | t->name = analog_ops->info.name; |
e18f9444 MK |
478 | } |
479 | ||
7271e60a | 480 | tuner_dbg("type set to %s\n", t->name); |
e18f9444 | 481 | |
f7ce3cc6 MCC |
482 | if (t->mode_mask == T_UNINITIALIZED) |
483 | t->mode_mask = new_mode_mask; | |
484 | ||
b9ef6bbb MCC |
485 | /* xc2028/3028 and xc5000 requires a firmware to be set-up later |
486 | trying to set a frequency here will just fail | |
487 | FIXME: better to move set_freq to the tuner code. This is needed | |
488 | on analog tuners for PLL to properly work | |
489 | */ | |
490 | if (t->type != TUNER_XC2028 && t->type != TUNER_XC5000) | |
491 | set_freq(c, (V4L2_TUNER_RADIO == t->mode) ? | |
492 | t->radio_freq : t->tv_freq); | |
493 | ||
f7ce3cc6 | 494 | tuner_dbg("%s %s I2C addr 0x%02x with type %d used for 0x%02x\n", |
604f28e2 | 495 | c->adapter->name, c->driver->driver.name, c->addr << 1, type, |
f7ce3cc6 | 496 | t->mode_mask); |
293197cd | 497 | tuner_i2c_address_check(t); |
b9ef6bbb MCC |
498 | return; |
499 | ||
500 | attach_failed: | |
501 | tuner_dbg("Tuner attach for type = %d failed.\n", t->type); | |
502 | t->type = TUNER_ABSENT; | |
503 | t->mode_mask = T_UNINITIALIZED; | |
504 | ||
505 | return; | |
1da177e4 LT |
506 | } |
507 | ||
f7ce3cc6 MCC |
508 | /* |
509 | * This function apply tuner config to tuner specified | |
510 | * by tun_setup structure. I addr is unset, then admin status | |
511 | * and tun addr status is more precise then current status, | |
512 | * it's applied. Otherwise status and type are applied only to | |
513 | * tuner with exactly the same addr. | |
514 | */ | |
515 | ||
516 | static void set_addr(struct i2c_client *c, struct tuner_setup *tun_setup) | |
517 | { | |
518 | struct tuner *t = i2c_get_clientdata(c); | |
519 | ||
de956c1e HH |
520 | if ( (t->type == UNSET && ((tun_setup->addr == ADDR_UNSET) && |
521 | (t->mode_mask & tun_setup->mode_mask))) || | |
522 | (tun_setup->addr == c->addr)) { | |
523 | set_type(c, tun_setup->type, tun_setup->mode_mask, | |
cfeb8839 | 524 | tun_setup->config, tun_setup->tuner_callback); |
b9ef6bbb MCC |
525 | } else |
526 | tuner_dbg("set addr discarded for type %i, mask %x. " | |
527 | "Asked to change tuner at addr 0x%02x, with mask %x\n", | |
528 | t->type, t->mode_mask, | |
529 | tun_setup->addr, tun_setup->mode_mask); | |
f7ce3cc6 | 530 | } |
56fc08ca | 531 | |
f7ce3cc6 | 532 | static inline int check_mode(struct tuner *t, char *cmd) |
56fc08ca | 533 | { |
793cf9e6 | 534 | if ((1 << t->mode & t->mode_mask) == 0) { |
4d3437df | 535 | return -EINVAL; |
793cf9e6 MCC |
536 | } |
537 | ||
538 | switch (t->mode) { | |
539 | case V4L2_TUNER_RADIO: | |
540 | tuner_dbg("Cmd %s accepted for radio\n", cmd); | |
541 | break; | |
542 | case V4L2_TUNER_ANALOG_TV: | |
543 | tuner_dbg("Cmd %s accepted for analog TV\n", cmd); | |
544 | break; | |
545 | case V4L2_TUNER_DIGITAL_TV: | |
546 | tuner_dbg("Cmd %s accepted for digital TV\n", cmd); | |
547 | break; | |
56fc08ca | 548 | } |
793cf9e6 | 549 | return 0; |
56fc08ca | 550 | } |
56fc08ca | 551 | |
f7ce3cc6 | 552 | /* get more precise norm info from insmod option */ |
1da177e4 LT |
553 | static int tuner_fixup_std(struct tuner *t) |
554 | { | |
555 | if ((t->std & V4L2_STD_PAL) == V4L2_STD_PAL) { | |
1da177e4 | 556 | switch (pal[0]) { |
e71ced1a HV |
557 | case '6': |
558 | tuner_dbg ("insmod fixup: PAL => PAL-60\n"); | |
559 | t->std = V4L2_STD_PAL_60; | |
560 | break; | |
1da177e4 LT |
561 | case 'b': |
562 | case 'B': | |
563 | case 'g': | |
564 | case 'G': | |
f7ce3cc6 | 565 | tuner_dbg ("insmod fixup: PAL => PAL-BG\n"); |
1da177e4 LT |
566 | t->std = V4L2_STD_PAL_BG; |
567 | break; | |
568 | case 'i': | |
569 | case 'I': | |
f7ce3cc6 | 570 | tuner_dbg ("insmod fixup: PAL => PAL-I\n"); |
1da177e4 LT |
571 | t->std = V4L2_STD_PAL_I; |
572 | break; | |
573 | case 'd': | |
574 | case 'D': | |
575 | case 'k': | |
576 | case 'K': | |
f7ce3cc6 | 577 | tuner_dbg ("insmod fixup: PAL => PAL-DK\n"); |
1da177e4 LT |
578 | t->std = V4L2_STD_PAL_DK; |
579 | break; | |
f7ce3cc6 MCC |
580 | case 'M': |
581 | case 'm': | |
582 | tuner_dbg ("insmod fixup: PAL => PAL-M\n"); | |
583 | t->std = V4L2_STD_PAL_M; | |
584 | break; | |
585 | case 'N': | |
586 | case 'n': | |
7e578191 MCC |
587 | if (pal[1] == 'c' || pal[1] == 'C') { |
588 | tuner_dbg("insmod fixup: PAL => PAL-Nc\n"); | |
589 | t->std = V4L2_STD_PAL_Nc; | |
590 | } else { | |
591 | tuner_dbg ("insmod fixup: PAL => PAL-N\n"); | |
592 | t->std = V4L2_STD_PAL_N; | |
593 | } | |
f7ce3cc6 | 594 | break; |
21d4df37 MCC |
595 | case '-': |
596 | /* default parameter, do nothing */ | |
597 | break; | |
598 | default: | |
599 | tuner_warn ("pal= argument not recognised\n"); | |
600 | break; | |
1da177e4 LT |
601 | } |
602 | } | |
f7ce3cc6 MCC |
603 | if ((t->std & V4L2_STD_SECAM) == V4L2_STD_SECAM) { |
604 | switch (secam[0]) { | |
7e578191 MCC |
605 | case 'b': |
606 | case 'B': | |
607 | case 'g': | |
608 | case 'G': | |
609 | case 'h': | |
610 | case 'H': | |
611 | tuner_dbg("insmod fixup: SECAM => SECAM-BGH\n"); | |
612 | t->std = V4L2_STD_SECAM_B | V4L2_STD_SECAM_G | V4L2_STD_SECAM_H; | |
613 | break; | |
f7ce3cc6 MCC |
614 | case 'd': |
615 | case 'D': | |
616 | case 'k': | |
617 | case 'K': | |
618 | tuner_dbg ("insmod fixup: SECAM => SECAM-DK\n"); | |
619 | t->std = V4L2_STD_SECAM_DK; | |
620 | break; | |
621 | case 'l': | |
622 | case 'L': | |
800d3c6f MCC |
623 | if ((secam[1]=='C')||(secam[1]=='c')) { |
624 | tuner_dbg ("insmod fixup: SECAM => SECAM-L'\n"); | |
625 | t->std = V4L2_STD_SECAM_LC; | |
626 | } else { | |
627 | tuner_dbg ("insmod fixup: SECAM => SECAM-L\n"); | |
628 | t->std = V4L2_STD_SECAM_L; | |
629 | } | |
f7ce3cc6 | 630 | break; |
21d4df37 MCC |
631 | case '-': |
632 | /* default parameter, do nothing */ | |
633 | break; | |
634 | default: | |
635 | tuner_warn ("secam= argument not recognised\n"); | |
636 | break; | |
f7ce3cc6 MCC |
637 | } |
638 | } | |
639 | ||
7e578191 MCC |
640 | if ((t->std & V4L2_STD_NTSC) == V4L2_STD_NTSC) { |
641 | switch (ntsc[0]) { | |
642 | case 'm': | |
643 | case 'M': | |
644 | tuner_dbg("insmod fixup: NTSC => NTSC-M\n"); | |
645 | t->std = V4L2_STD_NTSC_M; | |
646 | break; | |
647 | case 'j': | |
648 | case 'J': | |
649 | tuner_dbg("insmod fixup: NTSC => NTSC_M_JP\n"); | |
650 | t->std = V4L2_STD_NTSC_M_JP; | |
651 | break; | |
d97a11e0 HV |
652 | case 'k': |
653 | case 'K': | |
654 | tuner_dbg("insmod fixup: NTSC => NTSC_M_KR\n"); | |
655 | t->std = V4L2_STD_NTSC_M_KR; | |
656 | break; | |
7e578191 MCC |
657 | case '-': |
658 | /* default parameter, do nothing */ | |
659 | break; | |
660 | default: | |
661 | tuner_info("ntsc= argument not recognised\n"); | |
662 | break; | |
663 | } | |
664 | } | |
1da177e4 LT |
665 | return 0; |
666 | } | |
667 | ||
4e9154b8 | 668 | static void tuner_status(struct dvb_frontend *fe) |
7e578191 | 669 | { |
4e9154b8 | 670 | struct tuner *t = fe->analog_demod_priv; |
7e578191 | 671 | unsigned long freq, freq_fraction; |
a07c8779 MK |
672 | struct dvb_tuner_ops *fe_tuner_ops = &fe->ops.tuner_ops; |
673 | struct analog_demod_ops *analog_ops = &fe->ops.analog_ops; | |
7e578191 MCC |
674 | const char *p; |
675 | ||
676 | switch (t->mode) { | |
677 | case V4L2_TUNER_RADIO: p = "radio"; break; | |
678 | case V4L2_TUNER_ANALOG_TV: p = "analog TV"; break; | |
679 | case V4L2_TUNER_DIGITAL_TV: p = "digital TV"; break; | |
680 | default: p = "undefined"; break; | |
681 | } | |
682 | if (t->mode == V4L2_TUNER_RADIO) { | |
27487d44 HV |
683 | freq = t->radio_freq / 16000; |
684 | freq_fraction = (t->radio_freq % 16000) * 100 / 16000; | |
7e578191 | 685 | } else { |
27487d44 HV |
686 | freq = t->tv_freq / 16; |
687 | freq_fraction = (t->tv_freq % 16) * 100 / 16; | |
7e578191 MCC |
688 | } |
689 | tuner_info("Tuner mode: %s\n", p); | |
690 | tuner_info("Frequency: %lu.%02lu MHz\n", freq, freq_fraction); | |
4ae5c2e5 | 691 | tuner_info("Standard: 0x%08lx\n", (unsigned long)t->std); |
8a4b275f HV |
692 | if (t->mode != V4L2_TUNER_RADIO) |
693 | return; | |
e18f9444 MK |
694 | if (fe_tuner_ops->get_status) { |
695 | u32 tuner_status; | |
696 | ||
697 | fe_tuner_ops->get_status(&t->fe, &tuner_status); | |
698 | if (tuner_status & TUNER_STATUS_LOCKED) | |
699 | tuner_info("Tuner is locked.\n"); | |
700 | if (tuner_status & TUNER_STATUS_STEREO) | |
701 | tuner_info("Stereo: yes\n"); | |
702 | } | |
bc3e5c7f MK |
703 | if (analog_ops->has_signal) |
704 | tuner_info("Signal strength: %d\n", | |
705 | analog_ops->has_signal(fe)); | |
706 | if (analog_ops->is_stereo) | |
707 | tuner_info("Stereo: %s\n", | |
708 | analog_ops->is_stereo(fe) ? "yes" : "no"); | |
7e578191 | 709 | } |
8a4b275f | 710 | |
1da177e4 LT |
711 | /* ---------------------------------------------------------------------- */ |
712 | ||
f7ce3cc6 MCC |
713 | /* |
714 | * Switch tuner to other mode. If tuner support both tv and radio, | |
715 | * set another frequency to some value (This is needed for some pal | |
716 | * tuners to avoid locking). Otherwise, just put second tuner in | |
717 | * standby mode. | |
718 | */ | |
719 | ||
720 | static inline int set_mode(struct i2c_client *client, struct tuner *t, int mode, char *cmd) | |
721 | { | |
bc3e5c7f | 722 | struct analog_demod_ops *analog_ops = &t->fe.ops.analog_ops; |
1dde7a4f | 723 | |
4ac97914 MCC |
724 | if (mode == t->mode) |
725 | return 0; | |
726 | ||
727 | t->mode = mode; | |
728 | ||
4d3437df | 729 | if (check_mode(t, cmd) == -EINVAL) { |
4ac97914 | 730 | t->mode = T_STANDBY; |
bc3e5c7f MK |
731 | if (analog_ops->standby) |
732 | analog_ops->standby(&t->fe); | |
4d3437df | 733 | return -EINVAL; |
4ac97914 MCC |
734 | } |
735 | return 0; | |
f7ce3cc6 MCC |
736 | } |
737 | ||
738 | #define switch_v4l2() if (!t->using_v4l2) \ | |
4ac97914 MCC |
739 | tuner_dbg("switching to v4l2\n"); \ |
740 | t->using_v4l2 = 1; | |
f7ce3cc6 MCC |
741 | |
742 | static inline int check_v4l2(struct tuner *t) | |
743 | { | |
3bbe5a83 HV |
744 | /* bttv still uses both v4l1 and v4l2 calls to the tuner (v4l2 for |
745 | TV, v4l1 for radio), until that is fixed this code is disabled. | |
746 | Otherwise the radio (v4l1) wouldn't tune after using the TV (v4l2) | |
747 | first. */ | |
f7ce3cc6 MCC |
748 | return 0; |
749 | } | |
1da177e4 | 750 | |
f7ce3cc6 | 751 | static int tuner_command(struct i2c_client *client, unsigned int cmd, void *arg) |
1da177e4 LT |
752 | { |
753 | struct tuner *t = i2c_get_clientdata(client); | |
e18f9444 | 754 | struct dvb_tuner_ops *fe_tuner_ops = &t->fe.ops.tuner_ops; |
bc3e5c7f | 755 | struct analog_demod_ops *analog_ops = &t->fe.ops.analog_ops; |
1da177e4 | 756 | |
397be5c4 | 757 | if (tuner_debug > 1) { |
1cba97d7 | 758 | v4l_i2c_print_ioctl(client,cmd); |
397be5c4 MCC |
759 | printk("\n"); |
760 | } | |
5e453dc7 | 761 | |
f7ce3cc6 | 762 | switch (cmd) { |
1da177e4 | 763 | /* --- configuration --- */ |
56fc08ca | 764 | case TUNER_SET_TYPE_ADDR: |
de956c1e | 765 | tuner_dbg ("Calling set_type_addr for type=%d, addr=0x%02x, mode=0x%02x, config=0x%02x\n", |
f7ce3cc6 MCC |
766 | ((struct tuner_setup *)arg)->type, |
767 | ((struct tuner_setup *)arg)->addr, | |
de956c1e HH |
768 | ((struct tuner_setup *)arg)->mode_mask, |
769 | ((struct tuner_setup *)arg)->config); | |
f7ce3cc6 MCC |
770 | |
771 | set_addr(client, (struct tuner_setup *)arg); | |
391cd727 | 772 | break; |
1da177e4 | 773 | case AUDC_SET_RADIO: |
27487d44 | 774 | if (set_mode(client, t, V4L2_TUNER_RADIO, "AUDC_SET_RADIO") |
4d3437df | 775 | == -EINVAL) |
27487d44 HV |
776 | return 0; |
777 | if (t->radio_freq) | |
778 | set_freq(client, t->radio_freq); | |
1da177e4 | 779 | break; |
793cf9e6 | 780 | case TUNER_SET_STANDBY: |
4d3437df | 781 | if (check_mode(t, "TUNER_SET_STANDBY") == -EINVAL) |
27487d44 | 782 | return 0; |
15396236 | 783 | t->mode = T_STANDBY; |
bc3e5c7f MK |
784 | if (analog_ops->standby) |
785 | analog_ops->standby(&t->fe); | |
27487d44 | 786 | break; |
17de9a4e | 787 | #ifdef CONFIG_VIDEO_ALLOW_V4L1 |
fd3113e8 | 788 | case VIDIOCSAUDIO: |
4d3437df | 789 | if (check_mode(t, "VIDIOCSAUDIO") == -EINVAL) |
fd3113e8 | 790 | return 0; |
427aad6f | 791 | if (check_v4l2(t) == -EINVAL) |
fd3113e8 MCC |
792 | return 0; |
793 | ||
794 | /* Should be implemented, since bttv calls it */ | |
795 | tuner_dbg("VIDIOCSAUDIO not implemented.\n"); | |
f7ce3cc6 | 796 | break; |
1da177e4 | 797 | case VIDIOCSCHAN: |
f7ce3cc6 MCC |
798 | { |
799 | static const v4l2_std_id map[] = { | |
800 | [VIDEO_MODE_PAL] = V4L2_STD_PAL, | |
801 | [VIDEO_MODE_NTSC] = V4L2_STD_NTSC_M, | |
802 | [VIDEO_MODE_SECAM] = V4L2_STD_SECAM, | |
803 | [4 /* bttv */ ] = V4L2_STD_PAL_M, | |
804 | [5 /* bttv */ ] = V4L2_STD_PAL_N, | |
805 | [6 /* bttv */ ] = V4L2_STD_NTSC_M_JP, | |
806 | }; | |
807 | struct video_channel *vc = arg; | |
808 | ||
427aad6f | 809 | if (check_v4l2(t) == -EINVAL) |
f7ce3cc6 MCC |
810 | return 0; |
811 | ||
4d3437df | 812 | if (set_mode(client,t,V4L2_TUNER_ANALOG_TV, "VIDIOCSCHAN")==-EINVAL) |
f7ce3cc6 MCC |
813 | return 0; |
814 | ||
815 | if (vc->norm < ARRAY_SIZE(map)) | |
816 | t->std = map[vc->norm]; | |
817 | tuner_fixup_std(t); | |
27487d44 HV |
818 | if (t->tv_freq) |
819 | set_tv_freq(client, t->tv_freq); | |
f7ce3cc6 MCC |
820 | return 0; |
821 | } | |
1da177e4 | 822 | case VIDIOCSFREQ: |
f7ce3cc6 MCC |
823 | { |
824 | unsigned long *v = arg; | |
1da177e4 | 825 | |
4d3437df | 826 | if (check_mode(t, "VIDIOCSFREQ") == -EINVAL) |
f7ce3cc6 | 827 | return 0; |
427aad6f | 828 | if (check_v4l2(t) == -EINVAL) |
f7ce3cc6 MCC |
829 | return 0; |
830 | ||
831 | set_freq(client, *v); | |
832 | return 0; | |
833 | } | |
1da177e4 | 834 | case VIDIOCGTUNER: |
f7ce3cc6 MCC |
835 | { |
836 | struct video_tuner *vt = arg; | |
837 | ||
4d3437df | 838 | if (check_mode(t, "VIDIOCGTUNER") == -EINVAL) |
f7ce3cc6 | 839 | return 0; |
427aad6f | 840 | if (check_v4l2(t) == -EINVAL) |
f7ce3cc6 MCC |
841 | return 0; |
842 | ||
843 | if (V4L2_TUNER_RADIO == t->mode) { | |
e18f9444 MK |
844 | if (fe_tuner_ops->get_status) { |
845 | u32 tuner_status; | |
846 | ||
847 | fe_tuner_ops->get_status(&t->fe, &tuner_status); | |
1f5ef197 MK |
848 | if (tuner_status & TUNER_STATUS_STEREO) |
849 | vt->flags |= VIDEO_TUNER_STEREO_ON; | |
850 | else | |
851 | vt->flags &= ~VIDEO_TUNER_STEREO_ON; | |
e18f9444 | 852 | } else { |
bc3e5c7f MK |
853 | if (analog_ops->is_stereo) { |
854 | if (analog_ops->is_stereo(&t->fe)) | |
e18f9444 MK |
855 | vt->flags |= |
856 | VIDEO_TUNER_STEREO_ON; | |
857 | else | |
858 | vt->flags &= | |
859 | ~VIDEO_TUNER_STEREO_ON; | |
860 | } | |
f7ce3cc6 | 861 | } |
bc3e5c7f MK |
862 | if (analog_ops->has_signal) |
863 | vt->signal = | |
864 | analog_ops->has_signal(&t->fe); | |
1f5ef197 | 865 | |
f7ce3cc6 | 866 | vt->flags |= VIDEO_TUNER_LOW; /* Allow freqs at 62.5 Hz */ |
586b0cab | 867 | |
f7ce3cc6 MCC |
868 | vt->rangelow = radio_range[0] * 16000; |
869 | vt->rangehigh = radio_range[1] * 16000; | |
586b0cab | 870 | |
f7ce3cc6 MCC |
871 | } else { |
872 | vt->rangelow = tv_range[0] * 16; | |
873 | vt->rangehigh = tv_range[1] * 16; | |
874 | } | |
56fc08ca | 875 | |
f7ce3cc6 MCC |
876 | return 0; |
877 | } | |
1da177e4 | 878 | case VIDIOCGAUDIO: |
f7ce3cc6 MCC |
879 | { |
880 | struct video_audio *va = arg; | |
881 | ||
4d3437df | 882 | if (check_mode(t, "VIDIOCGAUDIO") == -EINVAL) |
f7ce3cc6 | 883 | return 0; |
427aad6f | 884 | if (check_v4l2(t) == -EINVAL) |
f7ce3cc6 MCC |
885 | return 0; |
886 | ||
e18f9444 MK |
887 | if (V4L2_TUNER_RADIO == t->mode) { |
888 | if (fe_tuner_ops->get_status) { | |
889 | u32 tuner_status; | |
890 | ||
891 | fe_tuner_ops->get_status(&t->fe, &tuner_status); | |
892 | va->mode = (tuner_status & TUNER_STATUS_STEREO) | |
893 | ? VIDEO_SOUND_STEREO : VIDEO_SOUND_MONO; | |
bc3e5c7f MK |
894 | } else if (analog_ops->is_stereo) |
895 | va->mode = analog_ops->is_stereo(&t->fe) | |
e18f9444 MK |
896 | ? VIDEO_SOUND_STEREO : VIDEO_SOUND_MONO; |
897 | } | |
f7ce3cc6 MCC |
898 | return 0; |
899 | } | |
985bc96e | 900 | #endif |
7f171123 MCC |
901 | case TUNER_SET_CONFIG: |
902 | { | |
7f171123 MCC |
903 | struct v4l2_priv_tun_config *cfg = arg; |
904 | ||
905 | if (t->type != cfg->tuner) | |
906 | break; | |
1da177e4 | 907 | |
bc3e5c7f | 908 | if (analog_ops->set_config) { |
67d52e29 | 909 | analog_ops->set_config(&t->fe, cfg->priv); |
7f171123 MCC |
910 | break; |
911 | } | |
7f171123 | 912 | |
67d52e29 | 913 | tuner_dbg("Tuner frontend module has no way to set config\n"); |
985bc96e | 914 | break; |
7f171123 | 915 | } |
985bc96e MCC |
916 | /* --- v4l ioctls --- */ |
917 | /* take care: bttv does userspace copying, we'll get a | |
918 | kernel pointer here... */ | |
1da177e4 | 919 | case VIDIOC_S_STD: |
f7ce3cc6 MCC |
920 | { |
921 | v4l2_std_id *id = arg; | |
1da177e4 | 922 | |
f7ce3cc6 | 923 | if (set_mode (client, t, V4L2_TUNER_ANALOG_TV, "VIDIOC_S_STD") |
4d3437df | 924 | == -EINVAL) |
f7ce3cc6 | 925 | return 0; |
56fc08ca | 926 | |
f7ce3cc6 MCC |
927 | switch_v4l2(); |
928 | ||
929 | t->std = *id; | |
930 | tuner_fixup_std(t); | |
27487d44 HV |
931 | if (t->tv_freq) |
932 | set_freq(client, t->tv_freq); | |
f7ce3cc6 MCC |
933 | break; |
934 | } | |
1da177e4 | 935 | case VIDIOC_S_FREQUENCY: |
f7ce3cc6 MCC |
936 | { |
937 | struct v4l2_frequency *f = arg; | |
938 | ||
4f725cb3 | 939 | if (set_mode (client, t, f->type, "VIDIOC_S_FREQUENCY") |
4d3437df | 940 | == -EINVAL) |
4f725cb3 | 941 | return 0; |
f7ce3cc6 | 942 | switch_v4l2(); |
27487d44 | 943 | set_freq(client,f->frequency); |
c184ca36 | 944 | |
f7ce3cc6 MCC |
945 | break; |
946 | } | |
947 | case VIDIOC_G_FREQUENCY: | |
948 | { | |
949 | struct v4l2_frequency *f = arg; | |
950 | ||
4d3437df | 951 | if (check_mode(t, "VIDIOC_G_FREQUENCY") == -EINVAL) |
f7ce3cc6 MCC |
952 | return 0; |
953 | switch_v4l2(); | |
954 | f->type = t->mode; | |
e18f9444 MK |
955 | if (fe_tuner_ops->get_frequency) { |
956 | u32 abs_freq; | |
957 | ||
958 | fe_tuner_ops->get_frequency(&t->fe, &abs_freq); | |
959 | f->frequency = (V4L2_TUNER_RADIO == t->mode) ? | |
960 | (abs_freq * 2 + 125/2) / 125 : | |
961 | (abs_freq + 62500/2) / 62500; | |
962 | break; | |
963 | } | |
27487d44 HV |
964 | f->frequency = (V4L2_TUNER_RADIO == t->mode) ? |
965 | t->radio_freq : t->tv_freq; | |
f7ce3cc6 MCC |
966 | break; |
967 | } | |
1da177e4 | 968 | case VIDIOC_G_TUNER: |
f7ce3cc6 MCC |
969 | { |
970 | struct v4l2_tuner *tuner = arg; | |
971 | ||
4d3437df | 972 | if (check_mode(t, "VIDIOC_G_TUNER") == -EINVAL) |
f7ce3cc6 MCC |
973 | return 0; |
974 | switch_v4l2(); | |
975 | ||
8a4b275f | 976 | tuner->type = t->mode; |
bc3e5c7f MK |
977 | if (analog_ops->get_afc) |
978 | tuner->afc = analog_ops->get_afc(&t->fe); | |
ab4cecf9 HV |
979 | if (t->mode == V4L2_TUNER_ANALOG_TV) |
980 | tuner->capability |= V4L2_TUNER_CAP_NORM; | |
8a4b275f | 981 | if (t->mode != V4L2_TUNER_RADIO) { |
f7ce3cc6 MCC |
982 | tuner->rangelow = tv_range[0] * 16; |
983 | tuner->rangehigh = tv_range[1] * 16; | |
8a4b275f HV |
984 | break; |
985 | } | |
986 | ||
987 | /* radio mode */ | |
8a4b275f HV |
988 | tuner->rxsubchans = |
989 | V4L2_TUNER_SUB_MONO | V4L2_TUNER_SUB_STEREO; | |
e18f9444 MK |
990 | if (fe_tuner_ops->get_status) { |
991 | u32 tuner_status; | |
992 | ||
993 | fe_tuner_ops->get_status(&t->fe, &tuner_status); | |
4e9154b8 MK |
994 | tuner->rxsubchans = |
995 | (tuner_status & TUNER_STATUS_STEREO) ? | |
996 | V4L2_TUNER_SUB_STEREO : | |
997 | V4L2_TUNER_SUB_MONO; | |
e18f9444 | 998 | } else { |
bc3e5c7f | 999 | if (analog_ops->is_stereo) { |
4e9154b8 | 1000 | tuner->rxsubchans = |
bc3e5c7f | 1001 | analog_ops->is_stereo(&t->fe) ? |
4e9154b8 MK |
1002 | V4L2_TUNER_SUB_STEREO : |
1003 | V4L2_TUNER_SUB_MONO; | |
e18f9444 | 1004 | } |
56fc08ca | 1005 | } |
bc3e5c7f MK |
1006 | if (analog_ops->has_signal) |
1007 | tuner->signal = analog_ops->has_signal(&t->fe); | |
8a4b275f HV |
1008 | tuner->capability |= |
1009 | V4L2_TUNER_CAP_LOW | V4L2_TUNER_CAP_STEREO; | |
1010 | tuner->audmode = t->audmode; | |
1011 | tuner->rangelow = radio_range[0] * 16000; | |
1012 | tuner->rangehigh = radio_range[1] * 16000; | |
f7ce3cc6 MCC |
1013 | break; |
1014 | } | |
1015 | case VIDIOC_S_TUNER: | |
1016 | { | |
1017 | struct v4l2_tuner *tuner = arg; | |
1018 | ||
4d3437df | 1019 | if (check_mode(t, "VIDIOC_S_TUNER") == -EINVAL) |
f7ce3cc6 MCC |
1020 | return 0; |
1021 | ||
1022 | switch_v4l2(); | |
1023 | ||
8a4b275f HV |
1024 | /* do nothing unless we're a radio tuner */ |
1025 | if (t->mode != V4L2_TUNER_RADIO) | |
1026 | break; | |
1027 | t->audmode = tuner->audmode; | |
1028 | set_radio_freq(client, t->radio_freq); | |
f7ce3cc6 | 1029 | break; |
56fc08ca | 1030 | } |
cd43c3f6 | 1031 | case VIDIOC_LOG_STATUS: |
bc3e5c7f MK |
1032 | if (analog_ops->tuner_status) |
1033 | analog_ops->tuner_status(&t->fe); | |
cd43c3f6 | 1034 | break; |
1da177e4 LT |
1035 | } |
1036 | ||
1037 | return 0; | |
1038 | } | |
1039 | ||
21b48a70 | 1040 | static int tuner_suspend(struct i2c_client *c, pm_message_t state) |
1da177e4 | 1041 | { |
9dd659de | 1042 | struct tuner *t = i2c_get_clientdata(c); |
1da177e4 | 1043 | |
9dd659de | 1044 | tuner_dbg("suspend\n"); |
1da177e4 LT |
1045 | /* FIXME: power down ??? */ |
1046 | return 0; | |
1047 | } | |
1048 | ||
21b48a70 | 1049 | static int tuner_resume(struct i2c_client *c) |
1da177e4 | 1050 | { |
9dd659de | 1051 | struct tuner *t = i2c_get_clientdata(c); |
1da177e4 | 1052 | |
9dd659de | 1053 | tuner_dbg("resume\n"); |
27487d44 HV |
1054 | if (V4L2_TUNER_RADIO == t->mode) { |
1055 | if (t->radio_freq) | |
1056 | set_freq(c, t->radio_freq); | |
1057 | } else { | |
1058 | if (t->tv_freq) | |
1059 | set_freq(c, t->tv_freq); | |
1060 | } | |
1da177e4 LT |
1061 | return 0; |
1062 | } | |
1063 | ||
92de1f16 HV |
1064 | /* ---------------------------------------------------------------------- */ |
1065 | ||
c52c4d06 | 1066 | static LIST_HEAD(tuner_list); |
92de1f16 HV |
1067 | |
1068 | /* Search for existing radio and/or TV tuners on the given I2C adapter. | |
9dd659de | 1069 | Note that when this function is called from tuner_probe you can be |
92de1f16 HV |
1070 | certain no other devices will be added/deleted at the same time, I2C |
1071 | core protects against that. */ | |
1072 | static void tuner_lookup(struct i2c_adapter *adap, | |
1073 | struct tuner **radio, struct tuner **tv) | |
1074 | { | |
1075 | struct tuner *pos; | |
1076 | ||
1077 | *radio = NULL; | |
1078 | *tv = NULL; | |
1079 | ||
1080 | list_for_each_entry(pos, &tuner_list, list) { | |
1081 | int mode_mask; | |
1082 | ||
1083 | if (pos->i2c->adapter != adap || | |
1084 | pos->i2c->driver->id != I2C_DRIVERID_TUNER) | |
1085 | continue; | |
1086 | ||
1087 | mode_mask = pos->mode_mask & ~T_STANDBY; | |
1088 | if (*radio == NULL && mode_mask == T_RADIO) | |
1089 | *radio = pos; | |
1090 | /* Note: currently TDA9887 is the only demod-only | |
1091 | device. If other devices appear then we need to | |
1092 | make this test more general. */ | |
1093 | else if (*tv == NULL && pos->type != TUNER_TDA9887 && | |
1094 | (pos->mode_mask & (T_ANALOG_TV | T_DIGITAL_TV))) | |
1095 | *tv = pos; | |
1096 | } | |
1097 | } | |
1098 | ||
1099 | /* During client attach, set_type is called by adapter's attach_inform callback. | |
9dd659de | 1100 | set_type must then be completed by tuner_probe. |
92de1f16 | 1101 | */ |
d2653e92 JD |
1102 | static int tuner_probe(struct i2c_client *client, |
1103 | const struct i2c_device_id *id) | |
92de1f16 | 1104 | { |
92de1f16 HV |
1105 | struct tuner *t; |
1106 | struct tuner *radio; | |
1107 | struct tuner *tv; | |
1108 | ||
92de1f16 | 1109 | t = kzalloc(sizeof(struct tuner), GFP_KERNEL); |
9dd659de | 1110 | if (NULL == t) |
92de1f16 | 1111 | return -ENOMEM; |
92de1f16 | 1112 | t->i2c = client; |
7271e60a | 1113 | t->name = "(tuner unset)"; |
92de1f16 HV |
1114 | i2c_set_clientdata(client, t); |
1115 | t->type = UNSET; | |
1116 | t->audmode = V4L2_TUNER_MODE_STEREO; | |
1117 | t->mode_mask = T_UNINITIALIZED; | |
1118 | ||
1119 | if (show_i2c) { | |
1120 | unsigned char buffer[16]; | |
1121 | int i, rc; | |
1122 | ||
1123 | memset(buffer, 0, sizeof(buffer)); | |
1124 | rc = i2c_master_recv(client, buffer, sizeof(buffer)); | |
1125 | tuner_info("I2C RECV = "); | |
1126 | for (i = 0; i < rc; i++) | |
1127 | printk(KERN_CONT "%02x ", buffer[i]); | |
1128 | printk("\n"); | |
1129 | } | |
9dd659de | 1130 | /* HACK: This test was added to avoid tuner to probe tda9840 and |
92de1f16 | 1131 | tea6415c on the MXB card */ |
9dd659de HV |
1132 | if (client->adapter->id == I2C_HW_SAA7146 && client->addr < 0x4a) { |
1133 | kfree(t); | |
92de1f16 | 1134 | return -ENODEV; |
9dd659de | 1135 | } |
92de1f16 HV |
1136 | |
1137 | /* autodetection code based on the i2c addr */ | |
1138 | if (!no_autodetect) { | |
9dd659de | 1139 | switch (client->addr) { |
92de1f16 | 1140 | case 0x10: |
a07c8779 MK |
1141 | if (tuner_symbol_probe(tea5761_autodetection, |
1142 | t->i2c->adapter, | |
1143 | t->i2c->addr) >= 0) { | |
92de1f16 HV |
1144 | t->type = TUNER_TEA5761; |
1145 | t->mode_mask = T_RADIO; | |
1146 | t->mode = T_STANDBY; | |
1147 | /* Sets freq to FM range */ | |
1148 | t->radio_freq = 87.5 * 16000; | |
1149 | tuner_lookup(t->i2c->adapter, &radio, &tv); | |
1150 | if (tv) | |
1151 | tv->mode_mask &= ~T_RADIO; | |
1152 | ||
1153 | goto register_client; | |
1154 | } | |
867e835f | 1155 | return -ENODEV; |
92de1f16 HV |
1156 | case 0x42: |
1157 | case 0x43: | |
1158 | case 0x4a: | |
1159 | case 0x4b: | |
1160 | /* If chip is not tda8290, don't register. | |
1161 | since it can be tda9887*/ | |
a07c8779 | 1162 | if (tuner_symbol_probe(tda829x_probe, t->i2c->adapter, |
b538d28c | 1163 | t->i2c->addr) >= 0) { |
92de1f16 HV |
1164 | tuner_dbg("tda829x detected\n"); |
1165 | } else { | |
1166 | /* Default is being tda9887 */ | |
1167 | t->type = TUNER_TDA9887; | |
1168 | t->mode_mask = T_RADIO | T_ANALOG_TV | | |
1169 | T_DIGITAL_TV; | |
1170 | t->mode = T_STANDBY; | |
1171 | goto register_client; | |
1172 | } | |
1173 | break; | |
1174 | case 0x60: | |
a07c8779 MK |
1175 | if (tuner_symbol_probe(tea5767_autodetection, |
1176 | t->i2c->adapter, t->i2c->addr) | |
b538d28c | 1177 | >= 0) { |
92de1f16 HV |
1178 | t->type = TUNER_TEA5767; |
1179 | t->mode_mask = T_RADIO; | |
1180 | t->mode = T_STANDBY; | |
1181 | /* Sets freq to FM range */ | |
1182 | t->radio_freq = 87.5 * 16000; | |
1183 | tuner_lookup(t->i2c->adapter, &radio, &tv); | |
1184 | if (tv) | |
1185 | tv->mode_mask &= ~T_RADIO; | |
1186 | ||
1187 | goto register_client; | |
1188 | } | |
1189 | break; | |
1190 | } | |
1191 | } | |
1192 | ||
1193 | /* Initializes only the first TV tuner on this adapter. Why only the | |
1194 | first? Because there are some devices (notably the ones with TI | |
1195 | tuners) that have more than one i2c address for the *same* device. | |
1196 | Experience shows that, except for just one case, the first | |
1197 | address is the right one. The exception is a Russian tuner | |
1198 | (ACORP_Y878F). So, the desired behavior is just to enable the | |
1199 | first found TV tuner. */ | |
1200 | tuner_lookup(t->i2c->adapter, &radio, &tv); | |
1201 | if (tv == NULL) { | |
1202 | t->mode_mask = T_ANALOG_TV | T_DIGITAL_TV; | |
1203 | if (radio == NULL) | |
1204 | t->mode_mask |= T_RADIO; | |
1205 | tuner_dbg("Setting mode_mask to 0x%02x\n", t->mode_mask); | |
1206 | t->tv_freq = 400 * 16; /* Sets freq to VHF High */ | |
1207 | t->radio_freq = 87.5 * 16000; /* Sets freq to FM range */ | |
1208 | } | |
1209 | ||
1210 | /* Should be just before return */ | |
1211 | register_client: | |
9dd659de HV |
1212 | tuner_info("chip found @ 0x%x (%s)\n", client->addr << 1, |
1213 | client->adapter->name); | |
92de1f16 HV |
1214 | |
1215 | /* Sets a default mode */ | |
1216 | if (t->mode_mask & T_ANALOG_TV) { | |
864a6b81 | 1217 | t->mode = V4L2_TUNER_ANALOG_TV; |
92de1f16 | 1218 | } else if (t->mode_mask & T_RADIO) { |
864a6b81 | 1219 | t->mode = V4L2_TUNER_RADIO; |
92de1f16 | 1220 | } else { |
864a6b81 | 1221 | t->mode = V4L2_TUNER_DIGITAL_TV; |
92de1f16 | 1222 | } |
d7cba043 | 1223 | set_type(client, t->type, t->mode_mask, t->config, t->fe.callback); |
9dd659de | 1224 | list_add_tail(&t->list, &tuner_list); |
92de1f16 HV |
1225 | return 0; |
1226 | } | |
1227 | ||
9dd659de | 1228 | static int tuner_legacy_probe(struct i2c_adapter *adap) |
92de1f16 HV |
1229 | { |
1230 | if (0 != addr) { | |
1231 | normal_i2c[0] = addr; | |
1232 | normal_i2c[1] = I2C_CLIENT_END; | |
1233 | } | |
1234 | ||
9dd659de HV |
1235 | if ((adap->class & I2C_CLASS_TV_ANALOG) == 0) |
1236 | return 0; | |
1237 | ||
92de1f16 HV |
1238 | /* HACK: Ignore 0x6b and 0x6f on cx88 boards. |
1239 | * FusionHDTV5 RT Gold has an ir receiver at 0x6b | |
1240 | * and an RTC at 0x6f which can get corrupted if probed. | |
1241 | */ | |
1242 | if ((adap->id == I2C_HW_B_CX2388x) || | |
1243 | (adap->id == I2C_HW_B_CX23885)) { | |
1244 | unsigned int i = 0; | |
1245 | ||
1246 | while (i < I2C_CLIENT_MAX_OPTS && ignore[i] != I2C_CLIENT_END) | |
1247 | i += 2; | |
1248 | if (i + 4 < I2C_CLIENT_MAX_OPTS) { | |
1249 | ignore[i+0] = adap->nr; | |
1250 | ignore[i+1] = 0x6b; | |
1251 | ignore[i+2] = adap->nr; | |
1252 | ignore[i+3] = 0x6f; | |
1253 | ignore[i+4] = I2C_CLIENT_END; | |
1254 | } else | |
1255 | printk(KERN_WARNING "tuner: " | |
1256 | "too many options specified " | |
1257 | "in i2c probe ignore list!\n"); | |
1258 | } | |
9dd659de | 1259 | return 1; |
92de1f16 HV |
1260 | } |
1261 | ||
9dd659de | 1262 | static int tuner_remove(struct i2c_client *client) |
92de1f16 HV |
1263 | { |
1264 | struct tuner *t = i2c_get_clientdata(client); | |
92de1f16 | 1265 | |
a07c8779 MK |
1266 | tuner_detach(&t->fe); |
1267 | t->fe.analog_demod_priv = NULL; | |
92de1f16 HV |
1268 | |
1269 | list_del(&t->list); | |
1270 | kfree(t); | |
92de1f16 HV |
1271 | return 0; |
1272 | } | |
1273 | ||
1da177e4 LT |
1274 | /* ----------------------------------------------------------------------- */ |
1275 | ||
af294867 JD |
1276 | /* This driver supports many devices and the idea is to let the driver |
1277 | detect which device is present. So rather than listing all supported | |
1278 | devices here, we pretend to support a single, fake device type. */ | |
1279 | static const struct i2c_device_id tuner_id[] = { | |
1280 | { "tuner", }, /* autodetect */ | |
1281 | { } | |
1282 | }; | |
1283 | MODULE_DEVICE_TABLE(i2c, tuner_id); | |
1284 | ||
9dd659de HV |
1285 | static struct v4l2_i2c_driver_data v4l2_i2c_data = { |
1286 | .name = "tuner", | |
1287 | .driverid = I2C_DRIVERID_TUNER, | |
f7ce3cc6 | 1288 | .command = tuner_command, |
9dd659de HV |
1289 | .probe = tuner_probe, |
1290 | .remove = tuner_remove, | |
21b48a70 | 1291 | .suspend = tuner_suspend, |
9dd659de HV |
1292 | .resume = tuner_resume, |
1293 | .legacy_probe = tuner_legacy_probe, | |
af294867 | 1294 | .id_table = tuner_id, |
1da177e4 | 1295 | }; |
1da177e4 | 1296 | |
1da177e4 LT |
1297 | /* |
1298 | * Overrides for Emacs so that we follow Linus's tabbing style. | |
1299 | * --------------------------------------------------------------------------- | |
1300 | * Local variables: | |
1301 | * c-basic-offset: 8 | |
1302 | * End: | |
1303 | */ |