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> |
8218b0b2 | 23 | #include "tuner-driver.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" |
1da177e4 LT |
31 | |
32 | #define UNSET (-1U) | |
33 | ||
9dd659de | 34 | #define PREFIX t->i2c->driver->driver.name |
241020d1 | 35 | |
1da177e4 LT |
36 | /* standard i2c insmod options */ |
37 | static unsigned short normal_i2c[] = { | |
04d934ff | 38 | #if defined(CONFIG_TUNER_TEA5761) || (defined(CONFIG_TUNER_TEA5761_MODULE) && defined(MODULE)) |
8573a9e6 MCC |
39 | 0x10, |
40 | #endif | |
de48eebc | 41 | 0x42, 0x43, 0x4a, 0x4b, /* tda8290 */ |
f5bec396 MCC |
42 | 0x60, 0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67, |
43 | 0x68, 0x69, 0x6a, 0x6b, 0x6c, 0x6d, 0x6e, 0x6f, | |
1da177e4 LT |
44 | I2C_CLIENT_END |
45 | }; | |
f7ce3cc6 | 46 | |
1da177e4 LT |
47 | I2C_CLIENT_INSMOD; |
48 | ||
49 | /* insmod options used at init time => read/only */ | |
f7ce3cc6 | 50 | static unsigned int addr = 0; |
c5287ba1 | 51 | static unsigned int no_autodetect = 0; |
fd3113e8 | 52 | static unsigned int show_i2c = 0; |
fd3113e8 | 53 | |
1da177e4 | 54 | /* insmod options used at runtime => read/write */ |
ab166050 MK |
55 | static int tuner_debug; |
56 | ||
57 | #define tuner_warn(fmt, arg...) do { \ | |
58 | printk(KERN_WARNING "%s %d-%04x: " fmt, PREFIX, \ | |
59 | i2c_adapter_id(t->i2c->adapter), \ | |
60 | t->i2c->addr, ##arg); \ | |
61 | } while (0) | |
62 | ||
63 | #define tuner_info(fmt, arg...) do { \ | |
64 | printk(KERN_INFO "%s %d-%04x: " fmt, PREFIX, \ | |
65 | i2c_adapter_id(t->i2c->adapter), \ | |
66 | t->i2c->addr, ##arg); \ | |
67 | } while (0) | |
68 | ||
69 | #define tuner_err(fmt, arg...) do { \ | |
70 | printk(KERN_ERR "%s %d-%04x: " fmt, PREFIX, \ | |
71 | i2c_adapter_id(t->i2c->adapter), \ | |
72 | t->i2c->addr, ##arg); \ | |
73 | } while (0) | |
74 | ||
75 | #define tuner_dbg(fmt, arg...) do { \ | |
76 | if (tuner_debug) \ | |
77 | printk(KERN_DEBUG "%s %d-%04x: " fmt, PREFIX, \ | |
78 | i2c_adapter_id(t->i2c->adapter), \ | |
79 | t->i2c->addr, ##arg); \ | |
80 | } while (0) | |
81 | ||
82 | /* ------------------------------------------------------------------------ */ | |
1da177e4 | 83 | |
f7ce3cc6 | 84 | static unsigned int tv_range[2] = { 44, 958 }; |
1da177e4 LT |
85 | static unsigned int radio_range[2] = { 65, 108 }; |
86 | ||
7e578191 MCC |
87 | static char pal[] = "--"; |
88 | static char secam[] = "--"; | |
89 | static char ntsc[] = "-"; | |
90 | ||
f9195ded | 91 | |
7e578191 MCC |
92 | module_param(addr, int, 0444); |
93 | module_param(no_autodetect, int, 0444); | |
94 | module_param(show_i2c, int, 0444); | |
f9195ded | 95 | module_param_named(debug,tuner_debug, int, 0644); |
7e578191 MCC |
96 | module_param_string(pal, pal, sizeof(pal), 0644); |
97 | module_param_string(secam, secam, sizeof(secam), 0644); | |
98 | module_param_string(ntsc, ntsc, sizeof(ntsc), 0644); | |
f7ce3cc6 | 99 | module_param_array(tv_range, int, NULL, 0644); |
1da177e4 LT |
100 | module_param_array(radio_range, int, NULL, 0644); |
101 | ||
102 | MODULE_DESCRIPTION("device driver for various TV and TV+FM radio tuners"); | |
103 | MODULE_AUTHOR("Ralph Metzler, Gerd Knorr, Gunther Mayer"); | |
104 | MODULE_LICENSE("GPL"); | |
105 | ||
1da177e4 LT |
106 | /* ---------------------------------------------------------------------- */ |
107 | ||
c7919d52 MK |
108 | static void fe_set_params(struct dvb_frontend *fe, |
109 | struct analog_parameters *params) | |
e18f9444 | 110 | { |
4e9154b8 MK |
111 | struct dvb_tuner_ops *fe_tuner_ops = &fe->ops.tuner_ops; |
112 | struct tuner *t = fe->analog_demod_priv; | |
e18f9444 | 113 | |
e18f9444 MK |
114 | if (NULL == fe_tuner_ops->set_analog_params) { |
115 | tuner_warn("Tuner frontend module has no way to set freq\n"); | |
116 | return; | |
117 | } | |
c7919d52 | 118 | fe_tuner_ops->set_analog_params(fe, params); |
e18f9444 MK |
119 | } |
120 | ||
4e9154b8 | 121 | static void fe_release(struct dvb_frontend *fe) |
e18f9444 | 122 | { |
4e9154b8 MK |
123 | if (fe->ops.tuner_ops.release) |
124 | fe->ops.tuner_ops.release(fe); | |
e2be32ac | 125 | |
4e9154b8 | 126 | fe->ops.analog_demod_ops = NULL; |
4524c1ab MK |
127 | |
128 | /* DO NOT kfree(fe->analog_demod_priv) | |
129 | * | |
130 | * If we are in this function, analog_demod_priv contains a pointer | |
131 | * to struct tuner *t. This will be kfree'd in tuner_detach(). | |
132 | * | |
133 | * Otherwise, fe->ops.analog_demod_ops->release will | |
134 | * handle the cleanup for analog demodulator modules. | |
135 | */ | |
4e9154b8 | 136 | fe->analog_demod_priv = NULL; |
e18f9444 MK |
137 | } |
138 | ||
4e9154b8 | 139 | static void fe_standby(struct dvb_frontend *fe) |
e18f9444 | 140 | { |
4e9154b8 | 141 | struct dvb_tuner_ops *fe_tuner_ops = &fe->ops.tuner_ops; |
e18f9444 MK |
142 | |
143 | if (fe_tuner_ops->sleep) | |
4e9154b8 | 144 | fe_tuner_ops->sleep(fe); |
e18f9444 MK |
145 | } |
146 | ||
4e9154b8 | 147 | static int fe_has_signal(struct dvb_frontend *fe) |
1f5ef197 | 148 | { |
1419683d | 149 | u16 strength = 0; |
1f5ef197 | 150 | |
4e9154b8 MK |
151 | if (fe->ops.tuner_ops.get_rf_strength) |
152 | fe->ops.tuner_ops.get_rf_strength(fe, &strength); | |
1f5ef197 MK |
153 | |
154 | return strength; | |
155 | } | |
156 | ||
4e9154b8 | 157 | static void tuner_status(struct dvb_frontend *fe); |
1dde7a4f MK |
158 | |
159 | static struct analog_tuner_ops tuner_core_ops = { | |
c7919d52 | 160 | .set_params = fe_set_params, |
1dde7a4f MK |
161 | .standby = fe_standby, |
162 | .release = fe_release, | |
163 | .has_signal = fe_has_signal, | |
164 | .tuner_status = tuner_status | |
165 | }; | |
166 | ||
56fc08ca | 167 | /* Set tuner frequency, freq in Units of 62.5kHz = 1/16MHz */ |
1da177e4 LT |
168 | static void set_tv_freq(struct i2c_client *c, unsigned int freq) |
169 | { | |
170 | struct tuner *t = i2c_get_clientdata(c); | |
1dde7a4f | 171 | struct analog_tuner_ops *ops = t->fe.ops.analog_demod_ops; |
1da177e4 | 172 | |
c7919d52 MK |
173 | struct analog_parameters params = { |
174 | .mode = t->mode, | |
175 | .audmode = t->audmode, | |
176 | .std = t->std | |
177 | }; | |
178 | ||
1da177e4 | 179 | if (t->type == UNSET) { |
f7ce3cc6 | 180 | tuner_warn ("tuner type not set\n"); |
1da177e4 LT |
181 | return; |
182 | } | |
c7919d52 | 183 | if ((NULL == ops) || (NULL == ops->set_params)) { |
f7ce3cc6 | 184 | tuner_warn ("Tuner has no way to set tv freq\n"); |
1da177e4 LT |
185 | return; |
186 | } | |
f7ce3cc6 MCC |
187 | if (freq < tv_range[0] * 16 || freq > tv_range[1] * 16) { |
188 | tuner_dbg ("TV freq (%d.%02d) out of range (%d-%d)\n", | |
189 | freq / 16, freq % 16 * 100 / 16, tv_range[0], | |
190 | tv_range[1]); | |
27487d44 HV |
191 | /* V4L2 spec: if the freq is not possible then the closest |
192 | possible value should be selected */ | |
193 | if (freq < tv_range[0] * 16) | |
194 | freq = tv_range[0] * 16; | |
195 | else | |
196 | freq = tv_range[1] * 16; | |
1da177e4 | 197 | } |
c7919d52 MK |
198 | params.frequency = freq; |
199 | ||
200 | ops->set_params(&t->fe, ¶ms); | |
1da177e4 LT |
201 | } |
202 | ||
203 | static void set_radio_freq(struct i2c_client *c, unsigned int freq) | |
204 | { | |
205 | struct tuner *t = i2c_get_clientdata(c); | |
1dde7a4f | 206 | struct analog_tuner_ops *ops = t->fe.ops.analog_demod_ops; |
1da177e4 | 207 | |
c7919d52 MK |
208 | struct analog_parameters params = { |
209 | .mode = t->mode, | |
210 | .audmode = t->audmode, | |
211 | .std = t->std | |
212 | }; | |
213 | ||
1da177e4 | 214 | if (t->type == UNSET) { |
f7ce3cc6 | 215 | tuner_warn ("tuner type not set\n"); |
1da177e4 LT |
216 | return; |
217 | } | |
c7919d52 | 218 | if ((NULL == ops) || (NULL == ops->set_params)) { |
f7ce3cc6 | 219 | tuner_warn ("tuner has no way to set radio frequency\n"); |
1da177e4 LT |
220 | return; |
221 | } | |
27487d44 | 222 | if (freq < radio_range[0] * 16000 || freq > radio_range[1] * 16000) { |
f7ce3cc6 MCC |
223 | tuner_dbg ("radio freq (%d.%02d) out of range (%d-%d)\n", |
224 | freq / 16000, freq % 16000 * 100 / 16000, | |
225 | radio_range[0], radio_range[1]); | |
27487d44 HV |
226 | /* V4L2 spec: if the freq is not possible then the closest |
227 | possible value should be selected */ | |
228 | if (freq < radio_range[0] * 16000) | |
229 | freq = radio_range[0] * 16000; | |
230 | else | |
231 | freq = radio_range[1] * 16000; | |
1da177e4 | 232 | } |
c7919d52 | 233 | params.frequency = freq; |
586b0cab | 234 | |
c7919d52 | 235 | ops->set_params(&t->fe, ¶ms); |
1da177e4 LT |
236 | } |
237 | ||
238 | static void set_freq(struct i2c_client *c, unsigned long freq) | |
239 | { | |
240 | struct tuner *t = i2c_get_clientdata(c); | |
241 | ||
242 | switch (t->mode) { | |
243 | case V4L2_TUNER_RADIO: | |
244 | tuner_dbg("radio freq set to %lu.%02lu\n", | |
f7ce3cc6 MCC |
245 | freq / 16000, freq % 16000 * 100 / 16000); |
246 | set_radio_freq(c, freq); | |
27487d44 | 247 | t->radio_freq = freq; |
1da177e4 LT |
248 | break; |
249 | case V4L2_TUNER_ANALOG_TV: | |
250 | case V4L2_TUNER_DIGITAL_TV: | |
251 | tuner_dbg("tv freq set to %lu.%02lu\n", | |
f7ce3cc6 | 252 | freq / 16, freq % 16 * 100 / 16); |
1da177e4 | 253 | set_tv_freq(c, freq); |
27487d44 | 254 | t->tv_freq = freq; |
1da177e4 | 255 | break; |
6cb45879 MCC |
256 | default: |
257 | tuner_dbg("freq set: unknown mode: 0x%04x!\n",t->mode); | |
1da177e4 | 258 | } |
1da177e4 LT |
259 | } |
260 | ||
293197cd MK |
261 | static void tuner_i2c_address_check(struct tuner *t) |
262 | { | |
263 | if ((t->type == UNSET || t->type == TUNER_ABSENT) || | |
1cba97d7 | 264 | ((t->i2c->addr < 0x64) || (t->i2c->addr > 0x6f))) |
293197cd MK |
265 | return; |
266 | ||
267 | tuner_warn("====================== WARNING! ======================\n"); | |
268 | tuner_warn("Support for tuners in i2c address range 0x64 thru 0x6f\n"); | |
269 | tuner_warn("will soon be dropped. This message indicates that your\n"); | |
270 | tuner_warn("hardware has a %s tuner at i2c address 0x%02x.\n", | |
1cba97d7 | 271 | t->i2c->name, t->i2c->addr); |
293197cd MK |
272 | tuner_warn("To ensure continued support for your device, please\n"); |
273 | tuner_warn("send a copy of this message, along with full dmesg\n"); | |
274 | tuner_warn("output to v4l-dvb-maintainer@linuxtv.org\n"); | |
275 | tuner_warn("Please use subject line: \"obsolete tuner i2c address.\"\n"); | |
276 | tuner_warn("driver: %s, addr: 0x%02x, type: %d (%s)\n", | |
1cba97d7 | 277 | t->i2c->adapter->name, t->i2c->addr, t->type, |
293197cd MK |
278 | tuners[t->type].name); |
279 | tuner_warn("====================== WARNING! ======================\n"); | |
280 | } | |
281 | ||
4adad287 MK |
282 | static void attach_simple_tuner(struct tuner *t) |
283 | { | |
284 | struct simple_tuner_config cfg = { | |
285 | .type = t->type, | |
286 | .tun = &tuners[t->type] | |
287 | }; | |
1cba97d7 | 288 | simple_tuner_attach(&t->fe, t->i2c->adapter, t->i2c->addr, &cfg); |
4adad287 MK |
289 | } |
290 | ||
ab166050 MK |
291 | static void attach_tda829x(struct tuner *t) |
292 | { | |
293 | struct tda829x_config cfg = { | |
294 | .lna_cfg = &t->config, | |
295 | .tuner_callback = t->tuner_callback, | |
296 | }; | |
297 | tda829x_attach(&t->fe, t->i2c->adapter, t->i2c->addr, &cfg); | |
298 | } | |
299 | ||
f7ce3cc6 | 300 | static void set_type(struct i2c_client *c, unsigned int type, |
de956c1e | 301 | unsigned int new_mode_mask, unsigned int new_config, |
cfeb8839 | 302 | int (*tuner_callback) (void *dev, int command,int arg)) |
1da177e4 LT |
303 | { |
304 | struct tuner *t = i2c_get_clientdata(c); | |
e18f9444 | 305 | struct dvb_tuner_ops *fe_tuner_ops = &t->fe.ops.tuner_ops; |
1dde7a4f | 306 | struct analog_tuner_ops *ops = t->fe.ops.analog_demod_ops; |
586b0cab | 307 | unsigned char buffer[4]; |
1da177e4 | 308 | |
f7ce3cc6 MCC |
309 | if (type == UNSET || type == TUNER_ABSENT) { |
310 | tuner_dbg ("tuner 0x%02x: Tuner type absent\n",c->addr); | |
1da177e4 | 311 | return; |
f7ce3cc6 MCC |
312 | } |
313 | ||
314 | if (type >= tuner_count) { | |
315 | tuner_warn ("tuner 0x%02x: Tuner count greater than %d\n",c->addr,tuner_count); | |
1da177e4 | 316 | return; |
f7ce3cc6 | 317 | } |
1da177e4 | 318 | |
80f90fba HH |
319 | t->type = type; |
320 | t->config = new_config; | |
321 | if (tuner_callback != NULL) { | |
322 | tuner_dbg("defining GPIO callback\n"); | |
323 | t->tuner_callback = tuner_callback; | |
324 | } | |
325 | ||
48aa336a | 326 | if (t->mode == T_UNINITIALIZED) { |
f7ce3cc6 MCC |
327 | tuner_dbg ("tuner 0x%02x: called during i2c_client register by adapter's attach_inform\n", c->addr); |
328 | ||
1da177e4 LT |
329 | return; |
330 | } | |
56fc08ca | 331 | |
b2083199 | 332 | /* discard private data, in case set_type() was previously called */ |
af3b0f3f | 333 | if (ops && ops->release) |
4e9154b8 | 334 | ops->release(&t->fe); |
be2b85a1 | 335 | |
1da177e4 LT |
336 | switch (t->type) { |
337 | case TUNER_MT2032: | |
1cba97d7 | 338 | microtune_attach(&t->fe, t->i2c->adapter, t->i2c->addr); |
1da177e4 LT |
339 | break; |
340 | case TUNER_PHILIPS_TDA8290: | |
5bea1cd3 | 341 | { |
ab166050 | 342 | attach_tda829x(t); |
5bea1cd3 MK |
343 | break; |
344 | } | |
586b0cab | 345 | case TUNER_TEA5767: |
1cba97d7 | 346 | if (tea5767_attach(&t->fe, t->i2c->adapter, t->i2c->addr) == NULL) { |
f7ce3cc6 MCC |
347 | t->type = TUNER_ABSENT; |
348 | t->mode_mask = T_UNINITIALIZED; | |
349 | return; | |
350 | } | |
351 | t->mode_mask = T_RADIO; | |
586b0cab | 352 | break; |
8573a9e6 | 353 | case TUNER_TEA5761: |
1cba97d7 | 354 | if (tea5761_attach(&t->fe, t->i2c->adapter, t->i2c->addr) == NULL) { |
8573a9e6 MCC |
355 | t->type = TUNER_ABSENT; |
356 | t->mode_mask = T_UNINITIALIZED; | |
9ee476a5 | 357 | return; |
8573a9e6 MCC |
358 | } |
359 | t->mode_mask = T_RADIO; | |
360 | break; | |
586b0cab MCC |
361 | case TUNER_PHILIPS_FMD1216ME_MK3: |
362 | buffer[0] = 0x0b; | |
363 | buffer[1] = 0xdc; | |
364 | buffer[2] = 0x9c; | |
365 | buffer[3] = 0x60; | |
f7ce3cc6 | 366 | i2c_master_send(c, buffer, 4); |
586b0cab MCC |
367 | mdelay(1); |
368 | buffer[2] = 0x86; | |
369 | buffer[3] = 0x54; | |
f7ce3cc6 | 370 | i2c_master_send(c, buffer, 4); |
4adad287 | 371 | attach_simple_tuner(t); |
586b0cab | 372 | break; |
93df3413 HH |
373 | case TUNER_PHILIPS_TD1316: |
374 | buffer[0] = 0x0b; | |
375 | buffer[1] = 0xdc; | |
376 | buffer[2] = 0x86; | |
377 | buffer[3] = 0xa4; | |
378 | i2c_master_send(c,buffer,4); | |
4adad287 | 379 | attach_simple_tuner(t); |
ac272ed7 | 380 | break; |
690c544c MCC |
381 | case TUNER_XC2028: |
382 | { | |
a37b4c9b ML |
383 | struct xc2028_config cfg = { |
384 | .i2c_adap = t->i2c->adapter, | |
385 | .i2c_addr = t->i2c->addr, | |
386 | .video_dev = c->adapter->algo_data, | |
387 | .callback = t->tuner_callback, | |
388 | }; | |
389 | if (!xc2028_attach(&t->fe, &cfg)) { | |
690c544c MCC |
390 | t->type = TUNER_ABSENT; |
391 | t->mode_mask = T_UNINITIALIZED; | |
392 | return; | |
393 | } | |
394 | break; | |
395 | } | |
15396236 | 396 | case TUNER_TDA9887: |
31c9584c | 397 | tda9887_attach(t); |
15396236 | 398 | break; |
1da177e4 | 399 | default: |
4adad287 | 400 | attach_simple_tuner(t); |
1da177e4 LT |
401 | break; |
402 | } | |
f7ce3cc6 | 403 | |
e2be32ac MK |
404 | ops = t->fe.ops.analog_demod_ops; |
405 | ||
c7919d52 | 406 | if (((NULL == ops) || (NULL == ops->set_params)) && |
1dde7a4f | 407 | (fe_tuner_ops->set_analog_params)) { |
1cba97d7 HV |
408 | strlcpy(t->i2c->name, fe_tuner_ops->info.name, |
409 | sizeof(t->i2c->name)); | |
e18f9444 | 410 | |
1dde7a4f | 411 | t->fe.ops.analog_demod_ops = &tuner_core_ops; |
4e9154b8 | 412 | t->fe.analog_demod_priv = t; |
e18f9444 MK |
413 | } |
414 | ||
4942744f | 415 | tuner_dbg("type set to %s\n", t->i2c->name); |
e18f9444 | 416 | |
f7ce3cc6 MCC |
417 | if (t->mode_mask == T_UNINITIALIZED) |
418 | t->mode_mask = new_mode_mask; | |
419 | ||
27487d44 | 420 | set_freq(c, (V4L2_TUNER_RADIO == t->mode) ? t->radio_freq : t->tv_freq); |
f7ce3cc6 | 421 | tuner_dbg("%s %s I2C addr 0x%02x with type %d used for 0x%02x\n", |
604f28e2 | 422 | c->adapter->name, c->driver->driver.name, c->addr << 1, type, |
f7ce3cc6 | 423 | t->mode_mask); |
293197cd | 424 | tuner_i2c_address_check(t); |
1da177e4 LT |
425 | } |
426 | ||
f7ce3cc6 MCC |
427 | /* |
428 | * This function apply tuner config to tuner specified | |
429 | * by tun_setup structure. I addr is unset, then admin status | |
430 | * and tun addr status is more precise then current status, | |
431 | * it's applied. Otherwise status and type are applied only to | |
432 | * tuner with exactly the same addr. | |
433 | */ | |
434 | ||
435 | static void set_addr(struct i2c_client *c, struct tuner_setup *tun_setup) | |
436 | { | |
437 | struct tuner *t = i2c_get_clientdata(c); | |
438 | ||
15396236 MCC |
439 | tuner_dbg("set addr for type %i\n", t->type); |
440 | ||
de956c1e HH |
441 | if ( (t->type == UNSET && ((tun_setup->addr == ADDR_UNSET) && |
442 | (t->mode_mask & tun_setup->mode_mask))) || | |
443 | (tun_setup->addr == c->addr)) { | |
444 | set_type(c, tun_setup->type, tun_setup->mode_mask, | |
cfeb8839 | 445 | tun_setup->config, tun_setup->tuner_callback); |
f7ce3cc6 MCC |
446 | } |
447 | } | |
56fc08ca | 448 | |
f7ce3cc6 | 449 | static inline int check_mode(struct tuner *t, char *cmd) |
56fc08ca | 450 | { |
793cf9e6 MCC |
451 | if ((1 << t->mode & t->mode_mask) == 0) { |
452 | return EINVAL; | |
453 | } | |
454 | ||
455 | switch (t->mode) { | |
456 | case V4L2_TUNER_RADIO: | |
457 | tuner_dbg("Cmd %s accepted for radio\n", cmd); | |
458 | break; | |
459 | case V4L2_TUNER_ANALOG_TV: | |
460 | tuner_dbg("Cmd %s accepted for analog TV\n", cmd); | |
461 | break; | |
462 | case V4L2_TUNER_DIGITAL_TV: | |
463 | tuner_dbg("Cmd %s accepted for digital TV\n", cmd); | |
464 | break; | |
56fc08ca | 465 | } |
793cf9e6 | 466 | return 0; |
56fc08ca | 467 | } |
56fc08ca | 468 | |
f7ce3cc6 | 469 | /* get more precise norm info from insmod option */ |
1da177e4 LT |
470 | static int tuner_fixup_std(struct tuner *t) |
471 | { | |
472 | if ((t->std & V4L2_STD_PAL) == V4L2_STD_PAL) { | |
1da177e4 | 473 | switch (pal[0]) { |
e71ced1a HV |
474 | case '6': |
475 | tuner_dbg ("insmod fixup: PAL => PAL-60\n"); | |
476 | t->std = V4L2_STD_PAL_60; | |
477 | break; | |
1da177e4 LT |
478 | case 'b': |
479 | case 'B': | |
480 | case 'g': | |
481 | case 'G': | |
f7ce3cc6 | 482 | tuner_dbg ("insmod fixup: PAL => PAL-BG\n"); |
1da177e4 LT |
483 | t->std = V4L2_STD_PAL_BG; |
484 | break; | |
485 | case 'i': | |
486 | case 'I': | |
f7ce3cc6 | 487 | tuner_dbg ("insmod fixup: PAL => PAL-I\n"); |
1da177e4 LT |
488 | t->std = V4L2_STD_PAL_I; |
489 | break; | |
490 | case 'd': | |
491 | case 'D': | |
492 | case 'k': | |
493 | case 'K': | |
f7ce3cc6 | 494 | tuner_dbg ("insmod fixup: PAL => PAL-DK\n"); |
1da177e4 LT |
495 | t->std = V4L2_STD_PAL_DK; |
496 | break; | |
f7ce3cc6 MCC |
497 | case 'M': |
498 | case 'm': | |
499 | tuner_dbg ("insmod fixup: PAL => PAL-M\n"); | |
500 | t->std = V4L2_STD_PAL_M; | |
501 | break; | |
502 | case 'N': | |
503 | case 'n': | |
7e578191 MCC |
504 | if (pal[1] == 'c' || pal[1] == 'C') { |
505 | tuner_dbg("insmod fixup: PAL => PAL-Nc\n"); | |
506 | t->std = V4L2_STD_PAL_Nc; | |
507 | } else { | |
508 | tuner_dbg ("insmod fixup: PAL => PAL-N\n"); | |
509 | t->std = V4L2_STD_PAL_N; | |
510 | } | |
f7ce3cc6 | 511 | break; |
21d4df37 MCC |
512 | case '-': |
513 | /* default parameter, do nothing */ | |
514 | break; | |
515 | default: | |
516 | tuner_warn ("pal= argument not recognised\n"); | |
517 | break; | |
1da177e4 LT |
518 | } |
519 | } | |
f7ce3cc6 MCC |
520 | if ((t->std & V4L2_STD_SECAM) == V4L2_STD_SECAM) { |
521 | switch (secam[0]) { | |
7e578191 MCC |
522 | case 'b': |
523 | case 'B': | |
524 | case 'g': | |
525 | case 'G': | |
526 | case 'h': | |
527 | case 'H': | |
528 | tuner_dbg("insmod fixup: SECAM => SECAM-BGH\n"); | |
529 | t->std = V4L2_STD_SECAM_B | V4L2_STD_SECAM_G | V4L2_STD_SECAM_H; | |
530 | break; | |
f7ce3cc6 MCC |
531 | case 'd': |
532 | case 'D': | |
533 | case 'k': | |
534 | case 'K': | |
535 | tuner_dbg ("insmod fixup: SECAM => SECAM-DK\n"); | |
536 | t->std = V4L2_STD_SECAM_DK; | |
537 | break; | |
538 | case 'l': | |
539 | case 'L': | |
800d3c6f MCC |
540 | if ((secam[1]=='C')||(secam[1]=='c')) { |
541 | tuner_dbg ("insmod fixup: SECAM => SECAM-L'\n"); | |
542 | t->std = V4L2_STD_SECAM_LC; | |
543 | } else { | |
544 | tuner_dbg ("insmod fixup: SECAM => SECAM-L\n"); | |
545 | t->std = V4L2_STD_SECAM_L; | |
546 | } | |
f7ce3cc6 | 547 | break; |
21d4df37 MCC |
548 | case '-': |
549 | /* default parameter, do nothing */ | |
550 | break; | |
551 | default: | |
552 | tuner_warn ("secam= argument not recognised\n"); | |
553 | break; | |
f7ce3cc6 MCC |
554 | } |
555 | } | |
556 | ||
7e578191 MCC |
557 | if ((t->std & V4L2_STD_NTSC) == V4L2_STD_NTSC) { |
558 | switch (ntsc[0]) { | |
559 | case 'm': | |
560 | case 'M': | |
561 | tuner_dbg("insmod fixup: NTSC => NTSC-M\n"); | |
562 | t->std = V4L2_STD_NTSC_M; | |
563 | break; | |
564 | case 'j': | |
565 | case 'J': | |
566 | tuner_dbg("insmod fixup: NTSC => NTSC_M_JP\n"); | |
567 | t->std = V4L2_STD_NTSC_M_JP; | |
568 | break; | |
d97a11e0 HV |
569 | case 'k': |
570 | case 'K': | |
571 | tuner_dbg("insmod fixup: NTSC => NTSC_M_KR\n"); | |
572 | t->std = V4L2_STD_NTSC_M_KR; | |
573 | break; | |
7e578191 MCC |
574 | case '-': |
575 | /* default parameter, do nothing */ | |
576 | break; | |
577 | default: | |
578 | tuner_info("ntsc= argument not recognised\n"); | |
579 | break; | |
580 | } | |
581 | } | |
1da177e4 LT |
582 | return 0; |
583 | } | |
584 | ||
4e9154b8 | 585 | static void tuner_status(struct dvb_frontend *fe) |
7e578191 | 586 | { |
4e9154b8 | 587 | struct tuner *t = fe->analog_demod_priv; |
7e578191 | 588 | unsigned long freq, freq_fraction; |
e18f9444 | 589 | struct dvb_tuner_ops *fe_tuner_ops = &t->fe.ops.tuner_ops; |
1dde7a4f | 590 | struct analog_tuner_ops *ops = t->fe.ops.analog_demod_ops; |
7e578191 MCC |
591 | const char *p; |
592 | ||
593 | switch (t->mode) { | |
594 | case V4L2_TUNER_RADIO: p = "radio"; break; | |
595 | case V4L2_TUNER_ANALOG_TV: p = "analog TV"; break; | |
596 | case V4L2_TUNER_DIGITAL_TV: p = "digital TV"; break; | |
597 | default: p = "undefined"; break; | |
598 | } | |
599 | if (t->mode == V4L2_TUNER_RADIO) { | |
27487d44 HV |
600 | freq = t->radio_freq / 16000; |
601 | freq_fraction = (t->radio_freq % 16000) * 100 / 16000; | |
7e578191 | 602 | } else { |
27487d44 HV |
603 | freq = t->tv_freq / 16; |
604 | freq_fraction = (t->tv_freq % 16) * 100 / 16; | |
7e578191 MCC |
605 | } |
606 | tuner_info("Tuner mode: %s\n", p); | |
607 | tuner_info("Frequency: %lu.%02lu MHz\n", freq, freq_fraction); | |
4ae5c2e5 | 608 | tuner_info("Standard: 0x%08lx\n", (unsigned long)t->std); |
8a4b275f HV |
609 | if (t->mode != V4L2_TUNER_RADIO) |
610 | return; | |
e18f9444 MK |
611 | if (fe_tuner_ops->get_status) { |
612 | u32 tuner_status; | |
613 | ||
614 | fe_tuner_ops->get_status(&t->fe, &tuner_status); | |
615 | if (tuner_status & TUNER_STATUS_LOCKED) | |
616 | tuner_info("Tuner is locked.\n"); | |
617 | if (tuner_status & TUNER_STATUS_STEREO) | |
618 | tuner_info("Stereo: yes\n"); | |
619 | } | |
1b29ceda MK |
620 | if (ops) { |
621 | if (ops->has_signal) | |
622 | tuner_info("Signal strength: %d\n", | |
623 | ops->has_signal(fe)); | |
624 | if (ops->is_stereo) | |
625 | tuner_info("Stereo: %s\n", | |
626 | ops->is_stereo(fe) ? "yes" : "no"); | |
7e578191 MCC |
627 | } |
628 | } | |
8a4b275f | 629 | |
1da177e4 LT |
630 | /* ---------------------------------------------------------------------- */ |
631 | ||
f7ce3cc6 MCC |
632 | /* |
633 | * Switch tuner to other mode. If tuner support both tv and radio, | |
634 | * set another frequency to some value (This is needed for some pal | |
635 | * tuners to avoid locking). Otherwise, just put second tuner in | |
636 | * standby mode. | |
637 | */ | |
638 | ||
639 | static inline int set_mode(struct i2c_client *client, struct tuner *t, int mode, char *cmd) | |
640 | { | |
1dde7a4f MK |
641 | struct analog_tuner_ops *ops = t->fe.ops.analog_demod_ops; |
642 | ||
4ac97914 MCC |
643 | if (mode == t->mode) |
644 | return 0; | |
645 | ||
646 | t->mode = mode; | |
647 | ||
648 | if (check_mode(t, cmd) == EINVAL) { | |
649 | t->mode = T_STANDBY; | |
af3b0f3f | 650 | if (ops && ops->standby) |
4e9154b8 | 651 | ops->standby(&t->fe); |
4ac97914 MCC |
652 | return EINVAL; |
653 | } | |
654 | return 0; | |
f7ce3cc6 MCC |
655 | } |
656 | ||
657 | #define switch_v4l2() if (!t->using_v4l2) \ | |
4ac97914 MCC |
658 | tuner_dbg("switching to v4l2\n"); \ |
659 | t->using_v4l2 = 1; | |
f7ce3cc6 MCC |
660 | |
661 | static inline int check_v4l2(struct tuner *t) | |
662 | { | |
3bbe5a83 HV |
663 | /* bttv still uses both v4l1 and v4l2 calls to the tuner (v4l2 for |
664 | TV, v4l1 for radio), until that is fixed this code is disabled. | |
665 | Otherwise the radio (v4l1) wouldn't tune after using the TV (v4l2) | |
666 | first. */ | |
f7ce3cc6 MCC |
667 | return 0; |
668 | } | |
1da177e4 | 669 | |
f7ce3cc6 | 670 | static int tuner_command(struct i2c_client *client, unsigned int cmd, void *arg) |
1da177e4 LT |
671 | { |
672 | struct tuner *t = i2c_get_clientdata(client); | |
e18f9444 | 673 | struct dvb_tuner_ops *fe_tuner_ops = &t->fe.ops.tuner_ops; |
1dde7a4f | 674 | struct analog_tuner_ops *ops = t->fe.ops.analog_demod_ops; |
1da177e4 | 675 | |
f9195ded | 676 | if (tuner_debug>1) |
1cba97d7 | 677 | v4l_i2c_print_ioctl(client,cmd); |
5e453dc7 | 678 | |
f7ce3cc6 | 679 | switch (cmd) { |
1da177e4 | 680 | /* --- configuration --- */ |
56fc08ca | 681 | case TUNER_SET_TYPE_ADDR: |
de956c1e | 682 | tuner_dbg ("Calling set_type_addr for type=%d, addr=0x%02x, mode=0x%02x, config=0x%02x\n", |
f7ce3cc6 MCC |
683 | ((struct tuner_setup *)arg)->type, |
684 | ((struct tuner_setup *)arg)->addr, | |
de956c1e HH |
685 | ((struct tuner_setup *)arg)->mode_mask, |
686 | ((struct tuner_setup *)arg)->config); | |
f7ce3cc6 MCC |
687 | |
688 | set_addr(client, (struct tuner_setup *)arg); | |
391cd727 | 689 | break; |
1da177e4 | 690 | case AUDC_SET_RADIO: |
27487d44 HV |
691 | if (set_mode(client, t, V4L2_TUNER_RADIO, "AUDC_SET_RADIO") |
692 | == EINVAL) | |
693 | return 0; | |
694 | if (t->radio_freq) | |
695 | set_freq(client, t->radio_freq); | |
1da177e4 | 696 | break; |
793cf9e6 | 697 | case TUNER_SET_STANDBY: |
27487d44 HV |
698 | if (check_mode(t, "TUNER_SET_STANDBY") == EINVAL) |
699 | return 0; | |
15396236 | 700 | t->mode = T_STANDBY; |
af3b0f3f | 701 | if (ops && ops->standby) |
4e9154b8 | 702 | ops->standby(&t->fe); |
27487d44 | 703 | break; |
985bc96e | 704 | #ifdef CONFIG_VIDEO_V4L1 |
fd3113e8 MCC |
705 | case VIDIOCSAUDIO: |
706 | if (check_mode(t, "VIDIOCSAUDIO") == EINVAL) | |
707 | return 0; | |
708 | if (check_v4l2(t) == EINVAL) | |
709 | return 0; | |
710 | ||
711 | /* Should be implemented, since bttv calls it */ | |
712 | tuner_dbg("VIDIOCSAUDIO not implemented.\n"); | |
f7ce3cc6 | 713 | break; |
1da177e4 | 714 | case VIDIOCSCHAN: |
f7ce3cc6 MCC |
715 | { |
716 | static const v4l2_std_id map[] = { | |
717 | [VIDEO_MODE_PAL] = V4L2_STD_PAL, | |
718 | [VIDEO_MODE_NTSC] = V4L2_STD_NTSC_M, | |
719 | [VIDEO_MODE_SECAM] = V4L2_STD_SECAM, | |
720 | [4 /* bttv */ ] = V4L2_STD_PAL_M, | |
721 | [5 /* bttv */ ] = V4L2_STD_PAL_N, | |
722 | [6 /* bttv */ ] = V4L2_STD_NTSC_M_JP, | |
723 | }; | |
724 | struct video_channel *vc = arg; | |
725 | ||
726 | if (check_v4l2(t) == EINVAL) | |
727 | return 0; | |
728 | ||
729 | if (set_mode(client,t,V4L2_TUNER_ANALOG_TV, "VIDIOCSCHAN")==EINVAL) | |
730 | return 0; | |
731 | ||
732 | if (vc->norm < ARRAY_SIZE(map)) | |
733 | t->std = map[vc->norm]; | |
734 | tuner_fixup_std(t); | |
27487d44 HV |
735 | if (t->tv_freq) |
736 | set_tv_freq(client, t->tv_freq); | |
f7ce3cc6 MCC |
737 | return 0; |
738 | } | |
1da177e4 | 739 | case VIDIOCSFREQ: |
f7ce3cc6 MCC |
740 | { |
741 | unsigned long *v = arg; | |
1da177e4 | 742 | |
f7ce3cc6 MCC |
743 | if (check_mode(t, "VIDIOCSFREQ") == EINVAL) |
744 | return 0; | |
745 | if (check_v4l2(t) == EINVAL) | |
746 | return 0; | |
747 | ||
748 | set_freq(client, *v); | |
749 | return 0; | |
750 | } | |
1da177e4 | 751 | case VIDIOCGTUNER: |
f7ce3cc6 MCC |
752 | { |
753 | struct video_tuner *vt = arg; | |
754 | ||
755 | if (check_mode(t, "VIDIOCGTUNER") == EINVAL) | |
756 | return 0; | |
757 | if (check_v4l2(t) == EINVAL) | |
758 | return 0; | |
759 | ||
760 | if (V4L2_TUNER_RADIO == t->mode) { | |
e18f9444 MK |
761 | if (fe_tuner_ops->get_status) { |
762 | u32 tuner_status; | |
763 | ||
764 | fe_tuner_ops->get_status(&t->fe, &tuner_status); | |
1f5ef197 MK |
765 | if (tuner_status & TUNER_STATUS_STEREO) |
766 | vt->flags |= VIDEO_TUNER_STEREO_ON; | |
767 | else | |
768 | vt->flags &= ~VIDEO_TUNER_STEREO_ON; | |
e18f9444 | 769 | } else { |
af3b0f3f | 770 | if (ops && ops->is_stereo) { |
4e9154b8 | 771 | if (ops->is_stereo(&t->fe)) |
e18f9444 MK |
772 | vt->flags |= |
773 | VIDEO_TUNER_STEREO_ON; | |
774 | else | |
775 | vt->flags &= | |
776 | ~VIDEO_TUNER_STEREO_ON; | |
777 | } | |
f7ce3cc6 | 778 | } |
af3b0f3f | 779 | if (ops && ops->has_signal) |
4e9154b8 | 780 | vt->signal = ops->has_signal(&t->fe); |
1f5ef197 | 781 | |
f7ce3cc6 | 782 | vt->flags |= VIDEO_TUNER_LOW; /* Allow freqs at 62.5 Hz */ |
586b0cab | 783 | |
f7ce3cc6 MCC |
784 | vt->rangelow = radio_range[0] * 16000; |
785 | vt->rangehigh = radio_range[1] * 16000; | |
586b0cab | 786 | |
f7ce3cc6 MCC |
787 | } else { |
788 | vt->rangelow = tv_range[0] * 16; | |
789 | vt->rangehigh = tv_range[1] * 16; | |
790 | } | |
56fc08ca | 791 | |
f7ce3cc6 MCC |
792 | return 0; |
793 | } | |
1da177e4 | 794 | case VIDIOCGAUDIO: |
f7ce3cc6 MCC |
795 | { |
796 | struct video_audio *va = arg; | |
797 | ||
798 | if (check_mode(t, "VIDIOCGAUDIO") == EINVAL) | |
799 | return 0; | |
800 | if (check_v4l2(t) == EINVAL) | |
801 | return 0; | |
802 | ||
e18f9444 MK |
803 | if (V4L2_TUNER_RADIO == t->mode) { |
804 | if (fe_tuner_ops->get_status) { | |
805 | u32 tuner_status; | |
806 | ||
807 | fe_tuner_ops->get_status(&t->fe, &tuner_status); | |
808 | va->mode = (tuner_status & TUNER_STATUS_STEREO) | |
809 | ? VIDEO_SOUND_STEREO : VIDEO_SOUND_MONO; | |
af3b0f3f | 810 | } else if (ops && ops->is_stereo) |
4e9154b8 | 811 | va->mode = ops->is_stereo(&t->fe) |
e18f9444 MK |
812 | ? VIDEO_SOUND_STEREO : VIDEO_SOUND_MONO; |
813 | } | |
f7ce3cc6 MCC |
814 | return 0; |
815 | } | |
985bc96e | 816 | #endif |
7f171123 MCC |
817 | case TUNER_SET_CONFIG: |
818 | { | |
819 | struct dvb_tuner_ops *fe_tuner_ops = &t->fe.ops.tuner_ops; | |
820 | struct v4l2_priv_tun_config *cfg = arg; | |
821 | ||
822 | if (t->type != cfg->tuner) | |
823 | break; | |
1da177e4 | 824 | |
7f171123 MCC |
825 | if (t->type == TUNER_TDA9887) { |
826 | t->tda9887_config = *(unsigned int *)cfg->priv; | |
985bc96e | 827 | set_freq(client, t->tv_freq); |
7f171123 | 828 | break; |
985bc96e | 829 | } |
7f171123 MCC |
830 | |
831 | if (NULL == fe_tuner_ops->set_config) { | |
832 | tuner_warn("Tuner frontend module has no way to " | |
833 | "set config\n"); | |
834 | break; | |
835 | } | |
836 | fe_tuner_ops->set_config(&t->fe, cfg->priv); | |
837 | ||
985bc96e | 838 | break; |
7f171123 | 839 | } |
985bc96e MCC |
840 | /* --- v4l ioctls --- */ |
841 | /* take care: bttv does userspace copying, we'll get a | |
842 | kernel pointer here... */ | |
1da177e4 | 843 | case VIDIOC_S_STD: |
f7ce3cc6 MCC |
844 | { |
845 | v4l2_std_id *id = arg; | |
1da177e4 | 846 | |
f7ce3cc6 MCC |
847 | if (set_mode (client, t, V4L2_TUNER_ANALOG_TV, "VIDIOC_S_STD") |
848 | == EINVAL) | |
849 | return 0; | |
56fc08ca | 850 | |
f7ce3cc6 MCC |
851 | switch_v4l2(); |
852 | ||
853 | t->std = *id; | |
854 | tuner_fixup_std(t); | |
27487d44 HV |
855 | if (t->tv_freq) |
856 | set_freq(client, t->tv_freq); | |
f7ce3cc6 MCC |
857 | break; |
858 | } | |
1da177e4 | 859 | case VIDIOC_S_FREQUENCY: |
f7ce3cc6 MCC |
860 | { |
861 | struct v4l2_frequency *f = arg; | |
862 | ||
4f725cb3 HV |
863 | if (set_mode (client, t, f->type, "VIDIOC_S_FREQUENCY") |
864 | == EINVAL) | |
865 | return 0; | |
f7ce3cc6 | 866 | switch_v4l2(); |
27487d44 | 867 | set_freq(client,f->frequency); |
c184ca36 | 868 | |
f7ce3cc6 MCC |
869 | break; |
870 | } | |
871 | case VIDIOC_G_FREQUENCY: | |
872 | { | |
873 | struct v4l2_frequency *f = arg; | |
874 | ||
875 | if (check_mode(t, "VIDIOC_G_FREQUENCY") == EINVAL) | |
876 | return 0; | |
877 | switch_v4l2(); | |
878 | f->type = t->mode; | |
e18f9444 MK |
879 | if (fe_tuner_ops->get_frequency) { |
880 | u32 abs_freq; | |
881 | ||
882 | fe_tuner_ops->get_frequency(&t->fe, &abs_freq); | |
883 | f->frequency = (V4L2_TUNER_RADIO == t->mode) ? | |
884 | (abs_freq * 2 + 125/2) / 125 : | |
885 | (abs_freq + 62500/2) / 62500; | |
886 | break; | |
887 | } | |
27487d44 HV |
888 | f->frequency = (V4L2_TUNER_RADIO == t->mode) ? |
889 | t->radio_freq : t->tv_freq; | |
f7ce3cc6 MCC |
890 | break; |
891 | } | |
1da177e4 | 892 | case VIDIOC_G_TUNER: |
f7ce3cc6 MCC |
893 | { |
894 | struct v4l2_tuner *tuner = arg; | |
895 | ||
896 | if (check_mode(t, "VIDIOC_G_TUNER") == EINVAL) | |
897 | return 0; | |
898 | switch_v4l2(); | |
899 | ||
8a4b275f | 900 | tuner->type = t->mode; |
af3b0f3f | 901 | if (ops && ops->get_afc) |
4e9154b8 | 902 | tuner->afc = ops->get_afc(&t->fe); |
ab4cecf9 HV |
903 | if (t->mode == V4L2_TUNER_ANALOG_TV) |
904 | tuner->capability |= V4L2_TUNER_CAP_NORM; | |
8a4b275f | 905 | if (t->mode != V4L2_TUNER_RADIO) { |
f7ce3cc6 MCC |
906 | tuner->rangelow = tv_range[0] * 16; |
907 | tuner->rangehigh = tv_range[1] * 16; | |
8a4b275f HV |
908 | break; |
909 | } | |
910 | ||
911 | /* radio mode */ | |
8a4b275f HV |
912 | tuner->rxsubchans = |
913 | V4L2_TUNER_SUB_MONO | V4L2_TUNER_SUB_STEREO; | |
e18f9444 MK |
914 | if (fe_tuner_ops->get_status) { |
915 | u32 tuner_status; | |
916 | ||
917 | fe_tuner_ops->get_status(&t->fe, &tuner_status); | |
4e9154b8 MK |
918 | tuner->rxsubchans = |
919 | (tuner_status & TUNER_STATUS_STEREO) ? | |
920 | V4L2_TUNER_SUB_STEREO : | |
921 | V4L2_TUNER_SUB_MONO; | |
e18f9444 | 922 | } else { |
af3b0f3f | 923 | if (ops && ops->is_stereo) { |
4e9154b8 MK |
924 | tuner->rxsubchans = |
925 | ops->is_stereo(&t->fe) ? | |
926 | V4L2_TUNER_SUB_STEREO : | |
927 | V4L2_TUNER_SUB_MONO; | |
e18f9444 | 928 | } |
56fc08ca | 929 | } |
af3b0f3f | 930 | if (ops && ops->has_signal) |
4e9154b8 | 931 | tuner->signal = ops->has_signal(&t->fe); |
8a4b275f HV |
932 | tuner->capability |= |
933 | V4L2_TUNER_CAP_LOW | V4L2_TUNER_CAP_STEREO; | |
934 | tuner->audmode = t->audmode; | |
935 | tuner->rangelow = radio_range[0] * 16000; | |
936 | tuner->rangehigh = radio_range[1] * 16000; | |
f7ce3cc6 MCC |
937 | break; |
938 | } | |
939 | case VIDIOC_S_TUNER: | |
940 | { | |
941 | struct v4l2_tuner *tuner = arg; | |
942 | ||
943 | if (check_mode(t, "VIDIOC_S_TUNER") == EINVAL) | |
944 | return 0; | |
945 | ||
946 | switch_v4l2(); | |
947 | ||
8a4b275f HV |
948 | /* do nothing unless we're a radio tuner */ |
949 | if (t->mode != V4L2_TUNER_RADIO) | |
950 | break; | |
951 | t->audmode = tuner->audmode; | |
952 | set_radio_freq(client, t->radio_freq); | |
f7ce3cc6 | 953 | break; |
56fc08ca | 954 | } |
cd43c3f6 | 955 | case VIDIOC_LOG_STATUS: |
af3b0f3f | 956 | if (ops && ops->tuner_status) |
4e9154b8 | 957 | ops->tuner_status(&t->fe); |
cd43c3f6 | 958 | break; |
1da177e4 LT |
959 | } |
960 | ||
961 | return 0; | |
962 | } | |
963 | ||
21b48a70 | 964 | static int tuner_suspend(struct i2c_client *c, pm_message_t state) |
1da177e4 | 965 | { |
9dd659de | 966 | struct tuner *t = i2c_get_clientdata(c); |
1da177e4 | 967 | |
9dd659de | 968 | tuner_dbg("suspend\n"); |
1da177e4 LT |
969 | /* FIXME: power down ??? */ |
970 | return 0; | |
971 | } | |
972 | ||
21b48a70 | 973 | static int tuner_resume(struct i2c_client *c) |
1da177e4 | 974 | { |
9dd659de | 975 | struct tuner *t = i2c_get_clientdata(c); |
1da177e4 | 976 | |
9dd659de | 977 | tuner_dbg("resume\n"); |
27487d44 HV |
978 | if (V4L2_TUNER_RADIO == t->mode) { |
979 | if (t->radio_freq) | |
980 | set_freq(c, t->radio_freq); | |
981 | } else { | |
982 | if (t->tv_freq) | |
983 | set_freq(c, t->tv_freq); | |
984 | } | |
1da177e4 LT |
985 | return 0; |
986 | } | |
987 | ||
92de1f16 HV |
988 | /* ---------------------------------------------------------------------- */ |
989 | ||
990 | LIST_HEAD(tuner_list); | |
991 | ||
992 | /* Search for existing radio and/or TV tuners on the given I2C adapter. | |
9dd659de | 993 | Note that when this function is called from tuner_probe you can be |
92de1f16 HV |
994 | certain no other devices will be added/deleted at the same time, I2C |
995 | core protects against that. */ | |
996 | static void tuner_lookup(struct i2c_adapter *adap, | |
997 | struct tuner **radio, struct tuner **tv) | |
998 | { | |
999 | struct tuner *pos; | |
1000 | ||
1001 | *radio = NULL; | |
1002 | *tv = NULL; | |
1003 | ||
1004 | list_for_each_entry(pos, &tuner_list, list) { | |
1005 | int mode_mask; | |
1006 | ||
1007 | if (pos->i2c->adapter != adap || | |
1008 | pos->i2c->driver->id != I2C_DRIVERID_TUNER) | |
1009 | continue; | |
1010 | ||
1011 | mode_mask = pos->mode_mask & ~T_STANDBY; | |
1012 | if (*radio == NULL && mode_mask == T_RADIO) | |
1013 | *radio = pos; | |
1014 | /* Note: currently TDA9887 is the only demod-only | |
1015 | device. If other devices appear then we need to | |
1016 | make this test more general. */ | |
1017 | else if (*tv == NULL && pos->type != TUNER_TDA9887 && | |
1018 | (pos->mode_mask & (T_ANALOG_TV | T_DIGITAL_TV))) | |
1019 | *tv = pos; | |
1020 | } | |
1021 | } | |
1022 | ||
1023 | /* During client attach, set_type is called by adapter's attach_inform callback. | |
9dd659de | 1024 | set_type must then be completed by tuner_probe. |
92de1f16 | 1025 | */ |
9dd659de | 1026 | static int tuner_probe(struct i2c_client *client) |
92de1f16 | 1027 | { |
92de1f16 HV |
1028 | struct tuner *t; |
1029 | struct tuner *radio; | |
1030 | struct tuner *tv; | |
1031 | ||
92de1f16 | 1032 | t = kzalloc(sizeof(struct tuner), GFP_KERNEL); |
9dd659de | 1033 | if (NULL == t) |
92de1f16 | 1034 | return -ENOMEM; |
92de1f16 | 1035 | t->i2c = client; |
9dd659de | 1036 | strlcpy(client->name, "(tuner unset)", sizeof(client->name)); |
92de1f16 HV |
1037 | i2c_set_clientdata(client, t); |
1038 | t->type = UNSET; | |
1039 | t->audmode = V4L2_TUNER_MODE_STEREO; | |
1040 | t->mode_mask = T_UNINITIALIZED; | |
1041 | ||
1042 | if (show_i2c) { | |
1043 | unsigned char buffer[16]; | |
1044 | int i, rc; | |
1045 | ||
1046 | memset(buffer, 0, sizeof(buffer)); | |
1047 | rc = i2c_master_recv(client, buffer, sizeof(buffer)); | |
1048 | tuner_info("I2C RECV = "); | |
1049 | for (i = 0; i < rc; i++) | |
1050 | printk(KERN_CONT "%02x ", buffer[i]); | |
1051 | printk("\n"); | |
1052 | } | |
9dd659de | 1053 | /* HACK: This test was added to avoid tuner to probe tda9840 and |
92de1f16 | 1054 | tea6415c on the MXB card */ |
9dd659de HV |
1055 | if (client->adapter->id == I2C_HW_SAA7146 && client->addr < 0x4a) { |
1056 | kfree(t); | |
92de1f16 | 1057 | return -ENODEV; |
9dd659de | 1058 | } |
92de1f16 HV |
1059 | |
1060 | /* autodetection code based on the i2c addr */ | |
1061 | if (!no_autodetect) { | |
9dd659de | 1062 | switch (client->addr) { |
92de1f16 HV |
1063 | case 0x10: |
1064 | if (tea5761_autodetection(t->i2c->adapter, t->i2c->addr) | |
1065 | != EINVAL) { | |
1066 | t->type = TUNER_TEA5761; | |
1067 | t->mode_mask = T_RADIO; | |
1068 | t->mode = T_STANDBY; | |
1069 | /* Sets freq to FM range */ | |
1070 | t->radio_freq = 87.5 * 16000; | |
1071 | tuner_lookup(t->i2c->adapter, &radio, &tv); | |
1072 | if (tv) | |
1073 | tv->mode_mask &= ~T_RADIO; | |
1074 | ||
1075 | goto register_client; | |
1076 | } | |
1077 | break; | |
1078 | case 0x42: | |
1079 | case 0x43: | |
1080 | case 0x4a: | |
1081 | case 0x4b: | |
1082 | /* If chip is not tda8290, don't register. | |
1083 | since it can be tda9887*/ | |
ab166050 MK |
1084 | if (tda829x_probe(t->i2c->adapter, |
1085 | t->i2c->addr) == 0) { | |
92de1f16 HV |
1086 | tuner_dbg("tda829x detected\n"); |
1087 | } else { | |
1088 | /* Default is being tda9887 */ | |
1089 | t->type = TUNER_TDA9887; | |
1090 | t->mode_mask = T_RADIO | T_ANALOG_TV | | |
1091 | T_DIGITAL_TV; | |
1092 | t->mode = T_STANDBY; | |
1093 | goto register_client; | |
1094 | } | |
1095 | break; | |
1096 | case 0x60: | |
1097 | if (tea5767_autodetection(t->i2c->adapter, t->i2c->addr) | |
1098 | != EINVAL) { | |
1099 | t->type = TUNER_TEA5767; | |
1100 | t->mode_mask = T_RADIO; | |
1101 | t->mode = T_STANDBY; | |
1102 | /* Sets freq to FM range */ | |
1103 | t->radio_freq = 87.5 * 16000; | |
1104 | tuner_lookup(t->i2c->adapter, &radio, &tv); | |
1105 | if (tv) | |
1106 | tv->mode_mask &= ~T_RADIO; | |
1107 | ||
1108 | goto register_client; | |
1109 | } | |
1110 | break; | |
1111 | } | |
1112 | } | |
1113 | ||
1114 | /* Initializes only the first TV tuner on this adapter. Why only the | |
1115 | first? Because there are some devices (notably the ones with TI | |
1116 | tuners) that have more than one i2c address for the *same* device. | |
1117 | Experience shows that, except for just one case, the first | |
1118 | address is the right one. The exception is a Russian tuner | |
1119 | (ACORP_Y878F). So, the desired behavior is just to enable the | |
1120 | first found TV tuner. */ | |
1121 | tuner_lookup(t->i2c->adapter, &radio, &tv); | |
1122 | if (tv == NULL) { | |
1123 | t->mode_mask = T_ANALOG_TV | T_DIGITAL_TV; | |
1124 | if (radio == NULL) | |
1125 | t->mode_mask |= T_RADIO; | |
1126 | tuner_dbg("Setting mode_mask to 0x%02x\n", t->mode_mask); | |
1127 | t->tv_freq = 400 * 16; /* Sets freq to VHF High */ | |
1128 | t->radio_freq = 87.5 * 16000; /* Sets freq to FM range */ | |
1129 | } | |
1130 | ||
1131 | /* Should be just before return */ | |
1132 | register_client: | |
9dd659de HV |
1133 | tuner_info("chip found @ 0x%x (%s)\n", client->addr << 1, |
1134 | client->adapter->name); | |
92de1f16 HV |
1135 | |
1136 | /* Sets a default mode */ | |
1137 | if (t->mode_mask & T_ANALOG_TV) { | |
1138 | t->mode = T_ANALOG_TV; | |
1139 | } else if (t->mode_mask & T_RADIO) { | |
1140 | t->mode = T_RADIO; | |
1141 | } else { | |
1142 | t->mode = T_DIGITAL_TV; | |
1143 | } | |
92de1f16 | 1144 | set_type(client, t->type, t->mode_mask, t->config, t->tuner_callback); |
9dd659de | 1145 | list_add_tail(&t->list, &tuner_list); |
92de1f16 HV |
1146 | return 0; |
1147 | } | |
1148 | ||
9dd659de | 1149 | static int tuner_legacy_probe(struct i2c_adapter *adap) |
92de1f16 HV |
1150 | { |
1151 | if (0 != addr) { | |
1152 | normal_i2c[0] = addr; | |
1153 | normal_i2c[1] = I2C_CLIENT_END; | |
1154 | } | |
1155 | ||
9dd659de HV |
1156 | if ((adap->class & I2C_CLASS_TV_ANALOG) == 0) |
1157 | return 0; | |
1158 | ||
92de1f16 HV |
1159 | /* HACK: Ignore 0x6b and 0x6f on cx88 boards. |
1160 | * FusionHDTV5 RT Gold has an ir receiver at 0x6b | |
1161 | * and an RTC at 0x6f which can get corrupted if probed. | |
1162 | */ | |
1163 | if ((adap->id == I2C_HW_B_CX2388x) || | |
1164 | (adap->id == I2C_HW_B_CX23885)) { | |
1165 | unsigned int i = 0; | |
1166 | ||
1167 | while (i < I2C_CLIENT_MAX_OPTS && ignore[i] != I2C_CLIENT_END) | |
1168 | i += 2; | |
1169 | if (i + 4 < I2C_CLIENT_MAX_OPTS) { | |
1170 | ignore[i+0] = adap->nr; | |
1171 | ignore[i+1] = 0x6b; | |
1172 | ignore[i+2] = adap->nr; | |
1173 | ignore[i+3] = 0x6f; | |
1174 | ignore[i+4] = I2C_CLIENT_END; | |
1175 | } else | |
1176 | printk(KERN_WARNING "tuner: " | |
1177 | "too many options specified " | |
1178 | "in i2c probe ignore list!\n"); | |
1179 | } | |
9dd659de | 1180 | return 1; |
92de1f16 HV |
1181 | } |
1182 | ||
9dd659de | 1183 | static int tuner_remove(struct i2c_client *client) |
92de1f16 HV |
1184 | { |
1185 | struct tuner *t = i2c_get_clientdata(client); | |
1186 | struct analog_tuner_ops *ops = t->fe.ops.analog_demod_ops; | |
92de1f16 HV |
1187 | |
1188 | if (ops && ops->release) | |
1189 | ops->release(&t->fe); | |
1190 | ||
1191 | list_del(&t->list); | |
1192 | kfree(t); | |
92de1f16 HV |
1193 | return 0; |
1194 | } | |
1195 | ||
1da177e4 LT |
1196 | /* ----------------------------------------------------------------------- */ |
1197 | ||
9dd659de HV |
1198 | static struct v4l2_i2c_driver_data v4l2_i2c_data = { |
1199 | .name = "tuner", | |
1200 | .driverid = I2C_DRIVERID_TUNER, | |
f7ce3cc6 | 1201 | .command = tuner_command, |
9dd659de HV |
1202 | .probe = tuner_probe, |
1203 | .remove = tuner_remove, | |
21b48a70 | 1204 | .suspend = tuner_suspend, |
9dd659de HV |
1205 | .resume = tuner_resume, |
1206 | .legacy_probe = tuner_legacy_probe, | |
1da177e4 | 1207 | }; |
1da177e4 | 1208 | |
1da177e4 LT |
1209 | |
1210 | /* | |
1211 | * Overrides for Emacs so that we follow Linus's tabbing style. | |
1212 | * --------------------------------------------------------------------------- | |
1213 | * Local variables: | |
1214 | * c-basic-offset: 8 | |
1215 | * End: | |
1216 | */ |