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 */ |
f9195ded | 55 | int tuner_debug = 0; |
1da177e4 | 56 | |
f7ce3cc6 | 57 | static unsigned int tv_range[2] = { 44, 958 }; |
1da177e4 LT |
58 | static unsigned int radio_range[2] = { 65, 108 }; |
59 | ||
7e578191 MCC |
60 | static char pal[] = "--"; |
61 | static char secam[] = "--"; | |
62 | static char ntsc[] = "-"; | |
63 | ||
f9195ded | 64 | |
7e578191 MCC |
65 | module_param(addr, int, 0444); |
66 | module_param(no_autodetect, int, 0444); | |
67 | module_param(show_i2c, int, 0444); | |
f9195ded | 68 | module_param_named(debug,tuner_debug, int, 0644); |
7e578191 MCC |
69 | module_param_string(pal, pal, sizeof(pal), 0644); |
70 | module_param_string(secam, secam, sizeof(secam), 0644); | |
71 | module_param_string(ntsc, ntsc, sizeof(ntsc), 0644); | |
f7ce3cc6 | 72 | module_param_array(tv_range, int, NULL, 0644); |
1da177e4 LT |
73 | module_param_array(radio_range, int, NULL, 0644); |
74 | ||
75 | MODULE_DESCRIPTION("device driver for various TV and TV+FM radio tuners"); | |
76 | MODULE_AUTHOR("Ralph Metzler, Gerd Knorr, Gunther Mayer"); | |
77 | MODULE_LICENSE("GPL"); | |
78 | ||
1da177e4 LT |
79 | /* ---------------------------------------------------------------------- */ |
80 | ||
4e9154b8 | 81 | static void fe_set_freq(struct dvb_frontend *fe, unsigned int freq) |
e18f9444 | 82 | { |
4e9154b8 MK |
83 | struct dvb_tuner_ops *fe_tuner_ops = &fe->ops.tuner_ops; |
84 | struct tuner *t = fe->analog_demod_priv; | |
e18f9444 MK |
85 | |
86 | struct analog_parameters params = { | |
87 | .frequency = freq, | |
88 | .mode = t->mode, | |
89 | .audmode = t->audmode, | |
90 | .std = t->std | |
91 | }; | |
92 | ||
93 | if (NULL == fe_tuner_ops->set_analog_params) { | |
94 | tuner_warn("Tuner frontend module has no way to set freq\n"); | |
95 | return; | |
96 | } | |
4e9154b8 | 97 | fe_tuner_ops->set_analog_params(fe, ¶ms); |
e18f9444 MK |
98 | } |
99 | ||
4e9154b8 | 100 | static void fe_release(struct dvb_frontend *fe) |
e18f9444 | 101 | { |
4e9154b8 MK |
102 | if (fe->ops.tuner_ops.release) |
103 | fe->ops.tuner_ops.release(fe); | |
e2be32ac | 104 | |
4e9154b8 | 105 | fe->ops.analog_demod_ops = NULL; |
4524c1ab MK |
106 | |
107 | /* DO NOT kfree(fe->analog_demod_priv) | |
108 | * | |
109 | * If we are in this function, analog_demod_priv contains a pointer | |
110 | * to struct tuner *t. This will be kfree'd in tuner_detach(). | |
111 | * | |
112 | * Otherwise, fe->ops.analog_demod_ops->release will | |
113 | * handle the cleanup for analog demodulator modules. | |
114 | */ | |
4e9154b8 | 115 | fe->analog_demod_priv = NULL; |
e18f9444 MK |
116 | } |
117 | ||
4e9154b8 | 118 | static void fe_standby(struct dvb_frontend *fe) |
e18f9444 | 119 | { |
4e9154b8 | 120 | struct dvb_tuner_ops *fe_tuner_ops = &fe->ops.tuner_ops; |
e18f9444 MK |
121 | |
122 | if (fe_tuner_ops->sleep) | |
4e9154b8 | 123 | fe_tuner_ops->sleep(fe); |
e18f9444 MK |
124 | } |
125 | ||
4e9154b8 | 126 | static int fe_has_signal(struct dvb_frontend *fe) |
1f5ef197 | 127 | { |
1419683d | 128 | u16 strength = 0; |
1f5ef197 | 129 | |
4e9154b8 MK |
130 | if (fe->ops.tuner_ops.get_rf_strength) |
131 | fe->ops.tuner_ops.get_rf_strength(fe, &strength); | |
1f5ef197 MK |
132 | |
133 | return strength; | |
134 | } | |
135 | ||
4e9154b8 | 136 | static void tuner_status(struct dvb_frontend *fe); |
1dde7a4f MK |
137 | |
138 | static struct analog_tuner_ops tuner_core_ops = { | |
139 | .set_tv_freq = fe_set_freq, | |
140 | .set_radio_freq = fe_set_freq, | |
141 | .standby = fe_standby, | |
142 | .release = fe_release, | |
143 | .has_signal = fe_has_signal, | |
144 | .tuner_status = tuner_status | |
145 | }; | |
146 | ||
56fc08ca | 147 | /* Set tuner frequency, freq in Units of 62.5kHz = 1/16MHz */ |
1da177e4 LT |
148 | static void set_tv_freq(struct i2c_client *c, unsigned int freq) |
149 | { | |
150 | struct tuner *t = i2c_get_clientdata(c); | |
1dde7a4f | 151 | struct analog_tuner_ops *ops = t->fe.ops.analog_demod_ops; |
1da177e4 LT |
152 | |
153 | if (t->type == UNSET) { | |
f7ce3cc6 | 154 | tuner_warn ("tuner type not set\n"); |
1da177e4 LT |
155 | return; |
156 | } | |
1dde7a4f | 157 | if ((NULL == ops) || (NULL == ops->set_tv_freq)) { |
f7ce3cc6 | 158 | tuner_warn ("Tuner has no way to set tv freq\n"); |
1da177e4 LT |
159 | return; |
160 | } | |
f7ce3cc6 MCC |
161 | if (freq < tv_range[0] * 16 || freq > tv_range[1] * 16) { |
162 | tuner_dbg ("TV freq (%d.%02d) out of range (%d-%d)\n", | |
163 | freq / 16, freq % 16 * 100 / 16, tv_range[0], | |
164 | tv_range[1]); | |
27487d44 HV |
165 | /* V4L2 spec: if the freq is not possible then the closest |
166 | possible value should be selected */ | |
167 | if (freq < tv_range[0] * 16) | |
168 | freq = tv_range[0] * 16; | |
169 | else | |
170 | freq = tv_range[1] * 16; | |
1da177e4 | 171 | } |
4e9154b8 | 172 | ops->set_tv_freq(&t->fe, freq); |
1da177e4 LT |
173 | } |
174 | ||
175 | static void set_radio_freq(struct i2c_client *c, unsigned int freq) | |
176 | { | |
177 | struct tuner *t = i2c_get_clientdata(c); | |
1dde7a4f | 178 | struct analog_tuner_ops *ops = t->fe.ops.analog_demod_ops; |
1da177e4 LT |
179 | |
180 | if (t->type == UNSET) { | |
f7ce3cc6 | 181 | tuner_warn ("tuner type not set\n"); |
1da177e4 LT |
182 | return; |
183 | } | |
1dde7a4f | 184 | if ((NULL == ops) || (NULL == ops->set_radio_freq)) { |
f7ce3cc6 | 185 | tuner_warn ("tuner has no way to set radio frequency\n"); |
1da177e4 LT |
186 | return; |
187 | } | |
27487d44 | 188 | if (freq < radio_range[0] * 16000 || freq > radio_range[1] * 16000) { |
f7ce3cc6 MCC |
189 | tuner_dbg ("radio freq (%d.%02d) out of range (%d-%d)\n", |
190 | freq / 16000, freq % 16000 * 100 / 16000, | |
191 | radio_range[0], radio_range[1]); | |
27487d44 HV |
192 | /* V4L2 spec: if the freq is not possible then the closest |
193 | possible value should be selected */ | |
194 | if (freq < radio_range[0] * 16000) | |
195 | freq = radio_range[0] * 16000; | |
196 | else | |
197 | freq = radio_range[1] * 16000; | |
1da177e4 | 198 | } |
586b0cab | 199 | |
4e9154b8 | 200 | ops->set_radio_freq(&t->fe, freq); |
1da177e4 LT |
201 | } |
202 | ||
203 | static void set_freq(struct i2c_client *c, unsigned long freq) | |
204 | { | |
205 | struct tuner *t = i2c_get_clientdata(c); | |
206 | ||
207 | switch (t->mode) { | |
208 | case V4L2_TUNER_RADIO: | |
209 | tuner_dbg("radio freq set to %lu.%02lu\n", | |
f7ce3cc6 MCC |
210 | freq / 16000, freq % 16000 * 100 / 16000); |
211 | set_radio_freq(c, freq); | |
27487d44 | 212 | t->radio_freq = freq; |
1da177e4 LT |
213 | break; |
214 | case V4L2_TUNER_ANALOG_TV: | |
215 | case V4L2_TUNER_DIGITAL_TV: | |
216 | tuner_dbg("tv freq set to %lu.%02lu\n", | |
f7ce3cc6 | 217 | freq / 16, freq % 16 * 100 / 16); |
1da177e4 | 218 | set_tv_freq(c, freq); |
27487d44 | 219 | t->tv_freq = freq; |
1da177e4 | 220 | break; |
6cb45879 MCC |
221 | default: |
222 | tuner_dbg("freq set: unknown mode: 0x%04x!\n",t->mode); | |
1da177e4 | 223 | } |
1da177e4 LT |
224 | } |
225 | ||
293197cd MK |
226 | static void tuner_i2c_address_check(struct tuner *t) |
227 | { | |
228 | if ((t->type == UNSET || t->type == TUNER_ABSENT) || | |
1cba97d7 | 229 | ((t->i2c->addr < 0x64) || (t->i2c->addr > 0x6f))) |
293197cd MK |
230 | return; |
231 | ||
232 | tuner_warn("====================== WARNING! ======================\n"); | |
233 | tuner_warn("Support for tuners in i2c address range 0x64 thru 0x6f\n"); | |
234 | tuner_warn("will soon be dropped. This message indicates that your\n"); | |
235 | tuner_warn("hardware has a %s tuner at i2c address 0x%02x.\n", | |
1cba97d7 | 236 | t->i2c->name, t->i2c->addr); |
293197cd MK |
237 | tuner_warn("To ensure continued support for your device, please\n"); |
238 | tuner_warn("send a copy of this message, along with full dmesg\n"); | |
239 | tuner_warn("output to v4l-dvb-maintainer@linuxtv.org\n"); | |
240 | tuner_warn("Please use subject line: \"obsolete tuner i2c address.\"\n"); | |
241 | tuner_warn("driver: %s, addr: 0x%02x, type: %d (%s)\n", | |
1cba97d7 | 242 | t->i2c->adapter->name, t->i2c->addr, t->type, |
293197cd MK |
243 | tuners[t->type].name); |
244 | tuner_warn("====================== WARNING! ======================\n"); | |
245 | } | |
246 | ||
4adad287 MK |
247 | static void attach_simple_tuner(struct tuner *t) |
248 | { | |
249 | struct simple_tuner_config cfg = { | |
250 | .type = t->type, | |
251 | .tun = &tuners[t->type] | |
252 | }; | |
1cba97d7 | 253 | simple_tuner_attach(&t->fe, t->i2c->adapter, t->i2c->addr, &cfg); |
4adad287 MK |
254 | } |
255 | ||
f7ce3cc6 | 256 | static void set_type(struct i2c_client *c, unsigned int type, |
de956c1e | 257 | unsigned int new_mode_mask, unsigned int new_config, |
cfeb8839 | 258 | int (*tuner_callback) (void *dev, int command,int arg)) |
1da177e4 LT |
259 | { |
260 | struct tuner *t = i2c_get_clientdata(c); | |
e18f9444 | 261 | struct dvb_tuner_ops *fe_tuner_ops = &t->fe.ops.tuner_ops; |
1dde7a4f | 262 | struct analog_tuner_ops *ops = t->fe.ops.analog_demod_ops; |
586b0cab | 263 | unsigned char buffer[4]; |
1da177e4 | 264 | |
f7ce3cc6 MCC |
265 | if (type == UNSET || type == TUNER_ABSENT) { |
266 | tuner_dbg ("tuner 0x%02x: Tuner type absent\n",c->addr); | |
1da177e4 | 267 | return; |
f7ce3cc6 MCC |
268 | } |
269 | ||
270 | if (type >= tuner_count) { | |
271 | tuner_warn ("tuner 0x%02x: Tuner count greater than %d\n",c->addr,tuner_count); | |
1da177e4 | 272 | return; |
f7ce3cc6 | 273 | } |
1da177e4 | 274 | |
80f90fba HH |
275 | t->type = type; |
276 | t->config = new_config; | |
277 | if (tuner_callback != NULL) { | |
278 | tuner_dbg("defining GPIO callback\n"); | |
279 | t->tuner_callback = tuner_callback; | |
280 | } | |
281 | ||
48aa336a | 282 | if (t->mode == T_UNINITIALIZED) { |
f7ce3cc6 MCC |
283 | tuner_dbg ("tuner 0x%02x: called during i2c_client register by adapter's attach_inform\n", c->addr); |
284 | ||
1da177e4 LT |
285 | return; |
286 | } | |
56fc08ca | 287 | |
b2083199 | 288 | /* discard private data, in case set_type() was previously called */ |
af3b0f3f | 289 | if (ops && ops->release) |
4e9154b8 | 290 | ops->release(&t->fe); |
be2b85a1 | 291 | |
1da177e4 LT |
292 | switch (t->type) { |
293 | case TUNER_MT2032: | |
1cba97d7 | 294 | microtune_attach(&t->fe, t->i2c->adapter, t->i2c->addr); |
1da177e4 LT |
295 | break; |
296 | case TUNER_PHILIPS_TDA8290: | |
5bea1cd3 | 297 | { |
8c125f2c | 298 | tda829x_attach(t); |
5bea1cd3 MK |
299 | break; |
300 | } | |
586b0cab | 301 | case TUNER_TEA5767: |
1cba97d7 | 302 | if (tea5767_attach(&t->fe, t->i2c->adapter, t->i2c->addr) == NULL) { |
f7ce3cc6 MCC |
303 | t->type = TUNER_ABSENT; |
304 | t->mode_mask = T_UNINITIALIZED; | |
305 | return; | |
306 | } | |
307 | t->mode_mask = T_RADIO; | |
586b0cab | 308 | break; |
8573a9e6 | 309 | case TUNER_TEA5761: |
1cba97d7 | 310 | if (tea5761_attach(&t->fe, t->i2c->adapter, t->i2c->addr) == NULL) { |
8573a9e6 MCC |
311 | t->type = TUNER_ABSENT; |
312 | t->mode_mask = T_UNINITIALIZED; | |
9ee476a5 | 313 | return; |
8573a9e6 MCC |
314 | } |
315 | t->mode_mask = T_RADIO; | |
316 | break; | |
586b0cab MCC |
317 | case TUNER_PHILIPS_FMD1216ME_MK3: |
318 | buffer[0] = 0x0b; | |
319 | buffer[1] = 0xdc; | |
320 | buffer[2] = 0x9c; | |
321 | buffer[3] = 0x60; | |
f7ce3cc6 | 322 | i2c_master_send(c, buffer, 4); |
586b0cab MCC |
323 | mdelay(1); |
324 | buffer[2] = 0x86; | |
325 | buffer[3] = 0x54; | |
f7ce3cc6 | 326 | i2c_master_send(c, buffer, 4); |
4adad287 | 327 | attach_simple_tuner(t); |
586b0cab | 328 | break; |
93df3413 HH |
329 | case TUNER_PHILIPS_TD1316: |
330 | buffer[0] = 0x0b; | |
331 | buffer[1] = 0xdc; | |
332 | buffer[2] = 0x86; | |
333 | buffer[3] = 0xa4; | |
334 | i2c_master_send(c,buffer,4); | |
4adad287 | 335 | attach_simple_tuner(t); |
ac272ed7 | 336 | break; |
690c544c MCC |
337 | case TUNER_XC2028: |
338 | { | |
a37b4c9b ML |
339 | struct xc2028_config cfg = { |
340 | .i2c_adap = t->i2c->adapter, | |
341 | .i2c_addr = t->i2c->addr, | |
342 | .video_dev = c->adapter->algo_data, | |
343 | .callback = t->tuner_callback, | |
344 | }; | |
345 | if (!xc2028_attach(&t->fe, &cfg)) { | |
690c544c MCC |
346 | t->type = TUNER_ABSENT; |
347 | t->mode_mask = T_UNINITIALIZED; | |
348 | return; | |
349 | } | |
350 | break; | |
351 | } | |
15396236 | 352 | case TUNER_TDA9887: |
31c9584c | 353 | tda9887_attach(t); |
15396236 | 354 | break; |
1da177e4 | 355 | default: |
4adad287 | 356 | attach_simple_tuner(t); |
1da177e4 LT |
357 | break; |
358 | } | |
f7ce3cc6 | 359 | |
e2be32ac MK |
360 | ops = t->fe.ops.analog_demod_ops; |
361 | ||
1dde7a4f MK |
362 | if (((NULL == ops) || |
363 | ((NULL == ops->set_tv_freq) && (NULL == ops->set_radio_freq))) && | |
364 | (fe_tuner_ops->set_analog_params)) { | |
1cba97d7 HV |
365 | strlcpy(t->i2c->name, fe_tuner_ops->info.name, |
366 | sizeof(t->i2c->name)); | |
e18f9444 | 367 | |
1dde7a4f | 368 | t->fe.ops.analog_demod_ops = &tuner_core_ops; |
4e9154b8 | 369 | t->fe.analog_demod_priv = t; |
e18f9444 MK |
370 | } |
371 | ||
4942744f | 372 | tuner_dbg("type set to %s\n", t->i2c->name); |
e18f9444 | 373 | |
f7ce3cc6 MCC |
374 | if (t->mode_mask == T_UNINITIALIZED) |
375 | t->mode_mask = new_mode_mask; | |
376 | ||
27487d44 | 377 | set_freq(c, (V4L2_TUNER_RADIO == t->mode) ? t->radio_freq : t->tv_freq); |
f7ce3cc6 | 378 | tuner_dbg("%s %s I2C addr 0x%02x with type %d used for 0x%02x\n", |
604f28e2 | 379 | c->adapter->name, c->driver->driver.name, c->addr << 1, type, |
f7ce3cc6 | 380 | t->mode_mask); |
293197cd | 381 | tuner_i2c_address_check(t); |
1da177e4 LT |
382 | } |
383 | ||
f7ce3cc6 MCC |
384 | /* |
385 | * This function apply tuner config to tuner specified | |
386 | * by tun_setup structure. I addr is unset, then admin status | |
387 | * and tun addr status is more precise then current status, | |
388 | * it's applied. Otherwise status and type are applied only to | |
389 | * tuner with exactly the same addr. | |
390 | */ | |
391 | ||
392 | static void set_addr(struct i2c_client *c, struct tuner_setup *tun_setup) | |
393 | { | |
394 | struct tuner *t = i2c_get_clientdata(c); | |
395 | ||
15396236 MCC |
396 | tuner_dbg("set addr for type %i\n", t->type); |
397 | ||
de956c1e HH |
398 | if ( (t->type == UNSET && ((tun_setup->addr == ADDR_UNSET) && |
399 | (t->mode_mask & tun_setup->mode_mask))) || | |
400 | (tun_setup->addr == c->addr)) { | |
401 | set_type(c, tun_setup->type, tun_setup->mode_mask, | |
cfeb8839 | 402 | tun_setup->config, tun_setup->tuner_callback); |
f7ce3cc6 MCC |
403 | } |
404 | } | |
56fc08ca | 405 | |
f7ce3cc6 | 406 | static inline int check_mode(struct tuner *t, char *cmd) |
56fc08ca | 407 | { |
793cf9e6 MCC |
408 | if ((1 << t->mode & t->mode_mask) == 0) { |
409 | return EINVAL; | |
410 | } | |
411 | ||
412 | switch (t->mode) { | |
413 | case V4L2_TUNER_RADIO: | |
414 | tuner_dbg("Cmd %s accepted for radio\n", cmd); | |
415 | break; | |
416 | case V4L2_TUNER_ANALOG_TV: | |
417 | tuner_dbg("Cmd %s accepted for analog TV\n", cmd); | |
418 | break; | |
419 | case V4L2_TUNER_DIGITAL_TV: | |
420 | tuner_dbg("Cmd %s accepted for digital TV\n", cmd); | |
421 | break; | |
56fc08ca | 422 | } |
793cf9e6 | 423 | return 0; |
56fc08ca | 424 | } |
56fc08ca | 425 | |
f7ce3cc6 | 426 | /* get more precise norm info from insmod option */ |
1da177e4 LT |
427 | static int tuner_fixup_std(struct tuner *t) |
428 | { | |
429 | if ((t->std & V4L2_STD_PAL) == V4L2_STD_PAL) { | |
1da177e4 | 430 | switch (pal[0]) { |
e71ced1a HV |
431 | case '6': |
432 | tuner_dbg ("insmod fixup: PAL => PAL-60\n"); | |
433 | t->std = V4L2_STD_PAL_60; | |
434 | break; | |
1da177e4 LT |
435 | case 'b': |
436 | case 'B': | |
437 | case 'g': | |
438 | case 'G': | |
f7ce3cc6 | 439 | tuner_dbg ("insmod fixup: PAL => PAL-BG\n"); |
1da177e4 LT |
440 | t->std = V4L2_STD_PAL_BG; |
441 | break; | |
442 | case 'i': | |
443 | case 'I': | |
f7ce3cc6 | 444 | tuner_dbg ("insmod fixup: PAL => PAL-I\n"); |
1da177e4 LT |
445 | t->std = V4L2_STD_PAL_I; |
446 | break; | |
447 | case 'd': | |
448 | case 'D': | |
449 | case 'k': | |
450 | case 'K': | |
f7ce3cc6 | 451 | tuner_dbg ("insmod fixup: PAL => PAL-DK\n"); |
1da177e4 LT |
452 | t->std = V4L2_STD_PAL_DK; |
453 | break; | |
f7ce3cc6 MCC |
454 | case 'M': |
455 | case 'm': | |
456 | tuner_dbg ("insmod fixup: PAL => PAL-M\n"); | |
457 | t->std = V4L2_STD_PAL_M; | |
458 | break; | |
459 | case 'N': | |
460 | case 'n': | |
7e578191 MCC |
461 | if (pal[1] == 'c' || pal[1] == 'C') { |
462 | tuner_dbg("insmod fixup: PAL => PAL-Nc\n"); | |
463 | t->std = V4L2_STD_PAL_Nc; | |
464 | } else { | |
465 | tuner_dbg ("insmod fixup: PAL => PAL-N\n"); | |
466 | t->std = V4L2_STD_PAL_N; | |
467 | } | |
f7ce3cc6 | 468 | break; |
21d4df37 MCC |
469 | case '-': |
470 | /* default parameter, do nothing */ | |
471 | break; | |
472 | default: | |
473 | tuner_warn ("pal= argument not recognised\n"); | |
474 | break; | |
1da177e4 LT |
475 | } |
476 | } | |
f7ce3cc6 MCC |
477 | if ((t->std & V4L2_STD_SECAM) == V4L2_STD_SECAM) { |
478 | switch (secam[0]) { | |
7e578191 MCC |
479 | case 'b': |
480 | case 'B': | |
481 | case 'g': | |
482 | case 'G': | |
483 | case 'h': | |
484 | case 'H': | |
485 | tuner_dbg("insmod fixup: SECAM => SECAM-BGH\n"); | |
486 | t->std = V4L2_STD_SECAM_B | V4L2_STD_SECAM_G | V4L2_STD_SECAM_H; | |
487 | break; | |
f7ce3cc6 MCC |
488 | case 'd': |
489 | case 'D': | |
490 | case 'k': | |
491 | case 'K': | |
492 | tuner_dbg ("insmod fixup: SECAM => SECAM-DK\n"); | |
493 | t->std = V4L2_STD_SECAM_DK; | |
494 | break; | |
495 | case 'l': | |
496 | case 'L': | |
800d3c6f MCC |
497 | if ((secam[1]=='C')||(secam[1]=='c')) { |
498 | tuner_dbg ("insmod fixup: SECAM => SECAM-L'\n"); | |
499 | t->std = V4L2_STD_SECAM_LC; | |
500 | } else { | |
501 | tuner_dbg ("insmod fixup: SECAM => SECAM-L\n"); | |
502 | t->std = V4L2_STD_SECAM_L; | |
503 | } | |
f7ce3cc6 | 504 | break; |
21d4df37 MCC |
505 | case '-': |
506 | /* default parameter, do nothing */ | |
507 | break; | |
508 | default: | |
509 | tuner_warn ("secam= argument not recognised\n"); | |
510 | break; | |
f7ce3cc6 MCC |
511 | } |
512 | } | |
513 | ||
7e578191 MCC |
514 | if ((t->std & V4L2_STD_NTSC) == V4L2_STD_NTSC) { |
515 | switch (ntsc[0]) { | |
516 | case 'm': | |
517 | case 'M': | |
518 | tuner_dbg("insmod fixup: NTSC => NTSC-M\n"); | |
519 | t->std = V4L2_STD_NTSC_M; | |
520 | break; | |
521 | case 'j': | |
522 | case 'J': | |
523 | tuner_dbg("insmod fixup: NTSC => NTSC_M_JP\n"); | |
524 | t->std = V4L2_STD_NTSC_M_JP; | |
525 | break; | |
d97a11e0 HV |
526 | case 'k': |
527 | case 'K': | |
528 | tuner_dbg("insmod fixup: NTSC => NTSC_M_KR\n"); | |
529 | t->std = V4L2_STD_NTSC_M_KR; | |
530 | break; | |
7e578191 MCC |
531 | case '-': |
532 | /* default parameter, do nothing */ | |
533 | break; | |
534 | default: | |
535 | tuner_info("ntsc= argument not recognised\n"); | |
536 | break; | |
537 | } | |
538 | } | |
1da177e4 LT |
539 | return 0; |
540 | } | |
541 | ||
4e9154b8 | 542 | static void tuner_status(struct dvb_frontend *fe) |
7e578191 | 543 | { |
4e9154b8 | 544 | struct tuner *t = fe->analog_demod_priv; |
7e578191 | 545 | unsigned long freq, freq_fraction; |
e18f9444 | 546 | struct dvb_tuner_ops *fe_tuner_ops = &t->fe.ops.tuner_ops; |
1dde7a4f | 547 | struct analog_tuner_ops *ops = t->fe.ops.analog_demod_ops; |
7e578191 MCC |
548 | const char *p; |
549 | ||
550 | switch (t->mode) { | |
551 | case V4L2_TUNER_RADIO: p = "radio"; break; | |
552 | case V4L2_TUNER_ANALOG_TV: p = "analog TV"; break; | |
553 | case V4L2_TUNER_DIGITAL_TV: p = "digital TV"; break; | |
554 | default: p = "undefined"; break; | |
555 | } | |
556 | if (t->mode == V4L2_TUNER_RADIO) { | |
27487d44 HV |
557 | freq = t->radio_freq / 16000; |
558 | freq_fraction = (t->radio_freq % 16000) * 100 / 16000; | |
7e578191 | 559 | } else { |
27487d44 HV |
560 | freq = t->tv_freq / 16; |
561 | freq_fraction = (t->tv_freq % 16) * 100 / 16; | |
7e578191 MCC |
562 | } |
563 | tuner_info("Tuner mode: %s\n", p); | |
564 | tuner_info("Frequency: %lu.%02lu MHz\n", freq, freq_fraction); | |
4ae5c2e5 | 565 | tuner_info("Standard: 0x%08lx\n", (unsigned long)t->std); |
8a4b275f HV |
566 | if (t->mode != V4L2_TUNER_RADIO) |
567 | return; | |
e18f9444 MK |
568 | if (fe_tuner_ops->get_status) { |
569 | u32 tuner_status; | |
570 | ||
571 | fe_tuner_ops->get_status(&t->fe, &tuner_status); | |
572 | if (tuner_status & TUNER_STATUS_LOCKED) | |
573 | tuner_info("Tuner is locked.\n"); | |
574 | if (tuner_status & TUNER_STATUS_STEREO) | |
575 | tuner_info("Stereo: yes\n"); | |
576 | } | |
1b29ceda MK |
577 | if (ops) { |
578 | if (ops->has_signal) | |
579 | tuner_info("Signal strength: %d\n", | |
580 | ops->has_signal(fe)); | |
581 | if (ops->is_stereo) | |
582 | tuner_info("Stereo: %s\n", | |
583 | ops->is_stereo(fe) ? "yes" : "no"); | |
7e578191 MCC |
584 | } |
585 | } | |
8a4b275f | 586 | |
1da177e4 LT |
587 | /* ---------------------------------------------------------------------- */ |
588 | ||
f7ce3cc6 MCC |
589 | /* |
590 | * Switch tuner to other mode. If tuner support both tv and radio, | |
591 | * set another frequency to some value (This is needed for some pal | |
592 | * tuners to avoid locking). Otherwise, just put second tuner in | |
593 | * standby mode. | |
594 | */ | |
595 | ||
596 | static inline int set_mode(struct i2c_client *client, struct tuner *t, int mode, char *cmd) | |
597 | { | |
1dde7a4f MK |
598 | struct analog_tuner_ops *ops = t->fe.ops.analog_demod_ops; |
599 | ||
4ac97914 MCC |
600 | if (mode == t->mode) |
601 | return 0; | |
602 | ||
603 | t->mode = mode; | |
604 | ||
605 | if (check_mode(t, cmd) == EINVAL) { | |
606 | t->mode = T_STANDBY; | |
af3b0f3f | 607 | if (ops && ops->standby) |
4e9154b8 | 608 | ops->standby(&t->fe); |
4ac97914 MCC |
609 | return EINVAL; |
610 | } | |
611 | return 0; | |
f7ce3cc6 MCC |
612 | } |
613 | ||
614 | #define switch_v4l2() if (!t->using_v4l2) \ | |
4ac97914 MCC |
615 | tuner_dbg("switching to v4l2\n"); \ |
616 | t->using_v4l2 = 1; | |
f7ce3cc6 MCC |
617 | |
618 | static inline int check_v4l2(struct tuner *t) | |
619 | { | |
3bbe5a83 HV |
620 | /* bttv still uses both v4l1 and v4l2 calls to the tuner (v4l2 for |
621 | TV, v4l1 for radio), until that is fixed this code is disabled. | |
622 | Otherwise the radio (v4l1) wouldn't tune after using the TV (v4l2) | |
623 | first. */ | |
f7ce3cc6 MCC |
624 | return 0; |
625 | } | |
1da177e4 | 626 | |
f7ce3cc6 | 627 | static int tuner_command(struct i2c_client *client, unsigned int cmd, void *arg) |
1da177e4 LT |
628 | { |
629 | struct tuner *t = i2c_get_clientdata(client); | |
e18f9444 | 630 | struct dvb_tuner_ops *fe_tuner_ops = &t->fe.ops.tuner_ops; |
1dde7a4f | 631 | struct analog_tuner_ops *ops = t->fe.ops.analog_demod_ops; |
1da177e4 | 632 | |
f9195ded | 633 | if (tuner_debug>1) |
1cba97d7 | 634 | v4l_i2c_print_ioctl(client,cmd); |
5e453dc7 | 635 | |
f7ce3cc6 | 636 | switch (cmd) { |
1da177e4 | 637 | /* --- configuration --- */ |
56fc08ca | 638 | case TUNER_SET_TYPE_ADDR: |
de956c1e | 639 | tuner_dbg ("Calling set_type_addr for type=%d, addr=0x%02x, mode=0x%02x, config=0x%02x\n", |
f7ce3cc6 MCC |
640 | ((struct tuner_setup *)arg)->type, |
641 | ((struct tuner_setup *)arg)->addr, | |
de956c1e HH |
642 | ((struct tuner_setup *)arg)->mode_mask, |
643 | ((struct tuner_setup *)arg)->config); | |
f7ce3cc6 MCC |
644 | |
645 | set_addr(client, (struct tuner_setup *)arg); | |
391cd727 | 646 | break; |
1da177e4 | 647 | case AUDC_SET_RADIO: |
27487d44 HV |
648 | if (set_mode(client, t, V4L2_TUNER_RADIO, "AUDC_SET_RADIO") |
649 | == EINVAL) | |
650 | return 0; | |
651 | if (t->radio_freq) | |
652 | set_freq(client, t->radio_freq); | |
1da177e4 | 653 | break; |
793cf9e6 | 654 | case TUNER_SET_STANDBY: |
27487d44 HV |
655 | if (check_mode(t, "TUNER_SET_STANDBY") == EINVAL) |
656 | return 0; | |
15396236 | 657 | t->mode = T_STANDBY; |
af3b0f3f | 658 | if (ops && ops->standby) |
4e9154b8 | 659 | ops->standby(&t->fe); |
27487d44 | 660 | break; |
985bc96e | 661 | #ifdef CONFIG_VIDEO_V4L1 |
fd3113e8 MCC |
662 | case VIDIOCSAUDIO: |
663 | if (check_mode(t, "VIDIOCSAUDIO") == EINVAL) | |
664 | return 0; | |
665 | if (check_v4l2(t) == EINVAL) | |
666 | return 0; | |
667 | ||
668 | /* Should be implemented, since bttv calls it */ | |
669 | tuner_dbg("VIDIOCSAUDIO not implemented.\n"); | |
f7ce3cc6 | 670 | break; |
1da177e4 | 671 | case VIDIOCSCHAN: |
f7ce3cc6 MCC |
672 | { |
673 | static const v4l2_std_id map[] = { | |
674 | [VIDEO_MODE_PAL] = V4L2_STD_PAL, | |
675 | [VIDEO_MODE_NTSC] = V4L2_STD_NTSC_M, | |
676 | [VIDEO_MODE_SECAM] = V4L2_STD_SECAM, | |
677 | [4 /* bttv */ ] = V4L2_STD_PAL_M, | |
678 | [5 /* bttv */ ] = V4L2_STD_PAL_N, | |
679 | [6 /* bttv */ ] = V4L2_STD_NTSC_M_JP, | |
680 | }; | |
681 | struct video_channel *vc = arg; | |
682 | ||
683 | if (check_v4l2(t) == EINVAL) | |
684 | return 0; | |
685 | ||
686 | if (set_mode(client,t,V4L2_TUNER_ANALOG_TV, "VIDIOCSCHAN")==EINVAL) | |
687 | return 0; | |
688 | ||
689 | if (vc->norm < ARRAY_SIZE(map)) | |
690 | t->std = map[vc->norm]; | |
691 | tuner_fixup_std(t); | |
27487d44 HV |
692 | if (t->tv_freq) |
693 | set_tv_freq(client, t->tv_freq); | |
f7ce3cc6 MCC |
694 | return 0; |
695 | } | |
1da177e4 | 696 | case VIDIOCSFREQ: |
f7ce3cc6 MCC |
697 | { |
698 | unsigned long *v = arg; | |
1da177e4 | 699 | |
f7ce3cc6 MCC |
700 | if (check_mode(t, "VIDIOCSFREQ") == EINVAL) |
701 | return 0; | |
702 | if (check_v4l2(t) == EINVAL) | |
703 | return 0; | |
704 | ||
705 | set_freq(client, *v); | |
706 | return 0; | |
707 | } | |
1da177e4 | 708 | case VIDIOCGTUNER: |
f7ce3cc6 MCC |
709 | { |
710 | struct video_tuner *vt = arg; | |
711 | ||
712 | if (check_mode(t, "VIDIOCGTUNER") == EINVAL) | |
713 | return 0; | |
714 | if (check_v4l2(t) == EINVAL) | |
715 | return 0; | |
716 | ||
717 | if (V4L2_TUNER_RADIO == t->mode) { | |
e18f9444 MK |
718 | if (fe_tuner_ops->get_status) { |
719 | u32 tuner_status; | |
720 | ||
721 | fe_tuner_ops->get_status(&t->fe, &tuner_status); | |
1f5ef197 MK |
722 | if (tuner_status & TUNER_STATUS_STEREO) |
723 | vt->flags |= VIDEO_TUNER_STEREO_ON; | |
724 | else | |
725 | vt->flags &= ~VIDEO_TUNER_STEREO_ON; | |
e18f9444 | 726 | } else { |
af3b0f3f | 727 | if (ops && ops->is_stereo) { |
4e9154b8 | 728 | if (ops->is_stereo(&t->fe)) |
e18f9444 MK |
729 | vt->flags |= |
730 | VIDEO_TUNER_STEREO_ON; | |
731 | else | |
732 | vt->flags &= | |
733 | ~VIDEO_TUNER_STEREO_ON; | |
734 | } | |
f7ce3cc6 | 735 | } |
af3b0f3f | 736 | if (ops && ops->has_signal) |
4e9154b8 | 737 | vt->signal = ops->has_signal(&t->fe); |
1f5ef197 | 738 | |
f7ce3cc6 | 739 | vt->flags |= VIDEO_TUNER_LOW; /* Allow freqs at 62.5 Hz */ |
586b0cab | 740 | |
f7ce3cc6 MCC |
741 | vt->rangelow = radio_range[0] * 16000; |
742 | vt->rangehigh = radio_range[1] * 16000; | |
586b0cab | 743 | |
f7ce3cc6 MCC |
744 | } else { |
745 | vt->rangelow = tv_range[0] * 16; | |
746 | vt->rangehigh = tv_range[1] * 16; | |
747 | } | |
56fc08ca | 748 | |
f7ce3cc6 MCC |
749 | return 0; |
750 | } | |
1da177e4 | 751 | case VIDIOCGAUDIO: |
f7ce3cc6 MCC |
752 | { |
753 | struct video_audio *va = arg; | |
754 | ||
755 | if (check_mode(t, "VIDIOCGAUDIO") == EINVAL) | |
756 | return 0; | |
757 | if (check_v4l2(t) == EINVAL) | |
758 | return 0; | |
759 | ||
e18f9444 MK |
760 | if (V4L2_TUNER_RADIO == t->mode) { |
761 | if (fe_tuner_ops->get_status) { | |
762 | u32 tuner_status; | |
763 | ||
764 | fe_tuner_ops->get_status(&t->fe, &tuner_status); | |
765 | va->mode = (tuner_status & TUNER_STATUS_STEREO) | |
766 | ? VIDEO_SOUND_STEREO : VIDEO_SOUND_MONO; | |
af3b0f3f | 767 | } else if (ops && ops->is_stereo) |
4e9154b8 | 768 | va->mode = ops->is_stereo(&t->fe) |
e18f9444 MK |
769 | ? VIDEO_SOUND_STEREO : VIDEO_SOUND_MONO; |
770 | } | |
f7ce3cc6 MCC |
771 | return 0; |
772 | } | |
985bc96e | 773 | #endif |
7f171123 MCC |
774 | case TUNER_SET_CONFIG: |
775 | { | |
776 | struct dvb_tuner_ops *fe_tuner_ops = &t->fe.ops.tuner_ops; | |
777 | struct v4l2_priv_tun_config *cfg = arg; | |
778 | ||
779 | if (t->type != cfg->tuner) | |
780 | break; | |
1da177e4 | 781 | |
7f171123 MCC |
782 | if (t->type == TUNER_TDA9887) { |
783 | t->tda9887_config = *(unsigned int *)cfg->priv; | |
985bc96e | 784 | set_freq(client, t->tv_freq); |
7f171123 | 785 | break; |
985bc96e | 786 | } |
7f171123 MCC |
787 | |
788 | if (NULL == fe_tuner_ops->set_config) { | |
789 | tuner_warn("Tuner frontend module has no way to " | |
790 | "set config\n"); | |
791 | break; | |
792 | } | |
793 | fe_tuner_ops->set_config(&t->fe, cfg->priv); | |
794 | ||
985bc96e | 795 | break; |
7f171123 | 796 | } |
985bc96e MCC |
797 | /* --- v4l ioctls --- */ |
798 | /* take care: bttv does userspace copying, we'll get a | |
799 | kernel pointer here... */ | |
1da177e4 | 800 | case VIDIOC_S_STD: |
f7ce3cc6 MCC |
801 | { |
802 | v4l2_std_id *id = arg; | |
1da177e4 | 803 | |
f7ce3cc6 MCC |
804 | if (set_mode (client, t, V4L2_TUNER_ANALOG_TV, "VIDIOC_S_STD") |
805 | == EINVAL) | |
806 | return 0; | |
56fc08ca | 807 | |
f7ce3cc6 MCC |
808 | switch_v4l2(); |
809 | ||
810 | t->std = *id; | |
811 | tuner_fixup_std(t); | |
27487d44 HV |
812 | if (t->tv_freq) |
813 | set_freq(client, t->tv_freq); | |
f7ce3cc6 MCC |
814 | break; |
815 | } | |
1da177e4 | 816 | case VIDIOC_S_FREQUENCY: |
f7ce3cc6 MCC |
817 | { |
818 | struct v4l2_frequency *f = arg; | |
819 | ||
4f725cb3 HV |
820 | if (set_mode (client, t, f->type, "VIDIOC_S_FREQUENCY") |
821 | == EINVAL) | |
822 | return 0; | |
f7ce3cc6 | 823 | switch_v4l2(); |
27487d44 | 824 | set_freq(client,f->frequency); |
c184ca36 | 825 | |
f7ce3cc6 MCC |
826 | break; |
827 | } | |
828 | case VIDIOC_G_FREQUENCY: | |
829 | { | |
830 | struct v4l2_frequency *f = arg; | |
831 | ||
832 | if (check_mode(t, "VIDIOC_G_FREQUENCY") == EINVAL) | |
833 | return 0; | |
834 | switch_v4l2(); | |
835 | f->type = t->mode; | |
e18f9444 MK |
836 | if (fe_tuner_ops->get_frequency) { |
837 | u32 abs_freq; | |
838 | ||
839 | fe_tuner_ops->get_frequency(&t->fe, &abs_freq); | |
840 | f->frequency = (V4L2_TUNER_RADIO == t->mode) ? | |
841 | (abs_freq * 2 + 125/2) / 125 : | |
842 | (abs_freq + 62500/2) / 62500; | |
843 | break; | |
844 | } | |
27487d44 HV |
845 | f->frequency = (V4L2_TUNER_RADIO == t->mode) ? |
846 | t->radio_freq : t->tv_freq; | |
f7ce3cc6 MCC |
847 | break; |
848 | } | |
1da177e4 | 849 | case VIDIOC_G_TUNER: |
f7ce3cc6 MCC |
850 | { |
851 | struct v4l2_tuner *tuner = arg; | |
852 | ||
853 | if (check_mode(t, "VIDIOC_G_TUNER") == EINVAL) | |
854 | return 0; | |
855 | switch_v4l2(); | |
856 | ||
8a4b275f | 857 | tuner->type = t->mode; |
af3b0f3f | 858 | if (ops && ops->get_afc) |
4e9154b8 | 859 | tuner->afc = ops->get_afc(&t->fe); |
ab4cecf9 HV |
860 | if (t->mode == V4L2_TUNER_ANALOG_TV) |
861 | tuner->capability |= V4L2_TUNER_CAP_NORM; | |
8a4b275f | 862 | if (t->mode != V4L2_TUNER_RADIO) { |
f7ce3cc6 MCC |
863 | tuner->rangelow = tv_range[0] * 16; |
864 | tuner->rangehigh = tv_range[1] * 16; | |
8a4b275f HV |
865 | break; |
866 | } | |
867 | ||
868 | /* radio mode */ | |
8a4b275f HV |
869 | tuner->rxsubchans = |
870 | V4L2_TUNER_SUB_MONO | V4L2_TUNER_SUB_STEREO; | |
e18f9444 MK |
871 | if (fe_tuner_ops->get_status) { |
872 | u32 tuner_status; | |
873 | ||
874 | fe_tuner_ops->get_status(&t->fe, &tuner_status); | |
4e9154b8 MK |
875 | tuner->rxsubchans = |
876 | (tuner_status & TUNER_STATUS_STEREO) ? | |
877 | V4L2_TUNER_SUB_STEREO : | |
878 | V4L2_TUNER_SUB_MONO; | |
e18f9444 | 879 | } else { |
af3b0f3f | 880 | if (ops && ops->is_stereo) { |
4e9154b8 MK |
881 | tuner->rxsubchans = |
882 | ops->is_stereo(&t->fe) ? | |
883 | V4L2_TUNER_SUB_STEREO : | |
884 | V4L2_TUNER_SUB_MONO; | |
e18f9444 | 885 | } |
56fc08ca | 886 | } |
af3b0f3f | 887 | if (ops && ops->has_signal) |
4e9154b8 | 888 | tuner->signal = ops->has_signal(&t->fe); |
8a4b275f HV |
889 | tuner->capability |= |
890 | V4L2_TUNER_CAP_LOW | V4L2_TUNER_CAP_STEREO; | |
891 | tuner->audmode = t->audmode; | |
892 | tuner->rangelow = radio_range[0] * 16000; | |
893 | tuner->rangehigh = radio_range[1] * 16000; | |
f7ce3cc6 MCC |
894 | break; |
895 | } | |
896 | case VIDIOC_S_TUNER: | |
897 | { | |
898 | struct v4l2_tuner *tuner = arg; | |
899 | ||
900 | if (check_mode(t, "VIDIOC_S_TUNER") == EINVAL) | |
901 | return 0; | |
902 | ||
903 | switch_v4l2(); | |
904 | ||
8a4b275f HV |
905 | /* do nothing unless we're a radio tuner */ |
906 | if (t->mode != V4L2_TUNER_RADIO) | |
907 | break; | |
908 | t->audmode = tuner->audmode; | |
909 | set_radio_freq(client, t->radio_freq); | |
f7ce3cc6 | 910 | break; |
56fc08ca | 911 | } |
cd43c3f6 | 912 | case VIDIOC_LOG_STATUS: |
af3b0f3f | 913 | if (ops && ops->tuner_status) |
4e9154b8 | 914 | ops->tuner_status(&t->fe); |
cd43c3f6 | 915 | break; |
1da177e4 LT |
916 | } |
917 | ||
918 | return 0; | |
919 | } | |
920 | ||
21b48a70 | 921 | static int tuner_suspend(struct i2c_client *c, pm_message_t state) |
1da177e4 | 922 | { |
9dd659de | 923 | struct tuner *t = i2c_get_clientdata(c); |
1da177e4 | 924 | |
9dd659de | 925 | tuner_dbg("suspend\n"); |
1da177e4 LT |
926 | /* FIXME: power down ??? */ |
927 | return 0; | |
928 | } | |
929 | ||
21b48a70 | 930 | static int tuner_resume(struct i2c_client *c) |
1da177e4 | 931 | { |
9dd659de | 932 | struct tuner *t = i2c_get_clientdata(c); |
1da177e4 | 933 | |
9dd659de | 934 | tuner_dbg("resume\n"); |
27487d44 HV |
935 | if (V4L2_TUNER_RADIO == t->mode) { |
936 | if (t->radio_freq) | |
937 | set_freq(c, t->radio_freq); | |
938 | } else { | |
939 | if (t->tv_freq) | |
940 | set_freq(c, t->tv_freq); | |
941 | } | |
1da177e4 LT |
942 | return 0; |
943 | } | |
944 | ||
92de1f16 HV |
945 | /* ---------------------------------------------------------------------- */ |
946 | ||
947 | LIST_HEAD(tuner_list); | |
948 | ||
949 | /* Search for existing radio and/or TV tuners on the given I2C adapter. | |
9dd659de | 950 | Note that when this function is called from tuner_probe you can be |
92de1f16 HV |
951 | certain no other devices will be added/deleted at the same time, I2C |
952 | core protects against that. */ | |
953 | static void tuner_lookup(struct i2c_adapter *adap, | |
954 | struct tuner **radio, struct tuner **tv) | |
955 | { | |
956 | struct tuner *pos; | |
957 | ||
958 | *radio = NULL; | |
959 | *tv = NULL; | |
960 | ||
961 | list_for_each_entry(pos, &tuner_list, list) { | |
962 | int mode_mask; | |
963 | ||
964 | if (pos->i2c->adapter != adap || | |
965 | pos->i2c->driver->id != I2C_DRIVERID_TUNER) | |
966 | continue; | |
967 | ||
968 | mode_mask = pos->mode_mask & ~T_STANDBY; | |
969 | if (*radio == NULL && mode_mask == T_RADIO) | |
970 | *radio = pos; | |
971 | /* Note: currently TDA9887 is the only demod-only | |
972 | device. If other devices appear then we need to | |
973 | make this test more general. */ | |
974 | else if (*tv == NULL && pos->type != TUNER_TDA9887 && | |
975 | (pos->mode_mask & (T_ANALOG_TV | T_DIGITAL_TV))) | |
976 | *tv = pos; | |
977 | } | |
978 | } | |
979 | ||
980 | /* During client attach, set_type is called by adapter's attach_inform callback. | |
9dd659de | 981 | set_type must then be completed by tuner_probe. |
92de1f16 | 982 | */ |
9dd659de | 983 | static int tuner_probe(struct i2c_client *client) |
92de1f16 | 984 | { |
92de1f16 HV |
985 | struct tuner *t; |
986 | struct tuner *radio; | |
987 | struct tuner *tv; | |
988 | ||
92de1f16 | 989 | t = kzalloc(sizeof(struct tuner), GFP_KERNEL); |
9dd659de | 990 | if (NULL == t) |
92de1f16 | 991 | return -ENOMEM; |
92de1f16 | 992 | t->i2c = client; |
9dd659de | 993 | strlcpy(client->name, "(tuner unset)", sizeof(client->name)); |
92de1f16 HV |
994 | i2c_set_clientdata(client, t); |
995 | t->type = UNSET; | |
996 | t->audmode = V4L2_TUNER_MODE_STEREO; | |
997 | t->mode_mask = T_UNINITIALIZED; | |
998 | ||
999 | if (show_i2c) { | |
1000 | unsigned char buffer[16]; | |
1001 | int i, rc; | |
1002 | ||
1003 | memset(buffer, 0, sizeof(buffer)); | |
1004 | rc = i2c_master_recv(client, buffer, sizeof(buffer)); | |
1005 | tuner_info("I2C RECV = "); | |
1006 | for (i = 0; i < rc; i++) | |
1007 | printk(KERN_CONT "%02x ", buffer[i]); | |
1008 | printk("\n"); | |
1009 | } | |
9dd659de | 1010 | /* HACK: This test was added to avoid tuner to probe tda9840 and |
92de1f16 | 1011 | tea6415c on the MXB card */ |
9dd659de HV |
1012 | if (client->adapter->id == I2C_HW_SAA7146 && client->addr < 0x4a) { |
1013 | kfree(t); | |
92de1f16 | 1014 | return -ENODEV; |
9dd659de | 1015 | } |
92de1f16 HV |
1016 | |
1017 | /* autodetection code based on the i2c addr */ | |
1018 | if (!no_autodetect) { | |
9dd659de | 1019 | switch (client->addr) { |
92de1f16 HV |
1020 | case 0x10: |
1021 | if (tea5761_autodetection(t->i2c->adapter, t->i2c->addr) | |
1022 | != EINVAL) { | |
1023 | t->type = TUNER_TEA5761; | |
1024 | t->mode_mask = T_RADIO; | |
1025 | t->mode = T_STANDBY; | |
1026 | /* Sets freq to FM range */ | |
1027 | t->radio_freq = 87.5 * 16000; | |
1028 | tuner_lookup(t->i2c->adapter, &radio, &tv); | |
1029 | if (tv) | |
1030 | tv->mode_mask &= ~T_RADIO; | |
1031 | ||
1032 | goto register_client; | |
1033 | } | |
1034 | break; | |
1035 | case 0x42: | |
1036 | case 0x43: | |
1037 | case 0x4a: | |
1038 | case 0x4b: | |
1039 | /* If chip is not tda8290, don't register. | |
1040 | since it can be tda9887*/ | |
1041 | if (tda829x_probe(t) == 0) { | |
1042 | tuner_dbg("tda829x detected\n"); | |
1043 | } else { | |
1044 | /* Default is being tda9887 */ | |
1045 | t->type = TUNER_TDA9887; | |
1046 | t->mode_mask = T_RADIO | T_ANALOG_TV | | |
1047 | T_DIGITAL_TV; | |
1048 | t->mode = T_STANDBY; | |
1049 | goto register_client; | |
1050 | } | |
1051 | break; | |
1052 | case 0x60: | |
1053 | if (tea5767_autodetection(t->i2c->adapter, t->i2c->addr) | |
1054 | != EINVAL) { | |
1055 | t->type = TUNER_TEA5767; | |
1056 | t->mode_mask = T_RADIO; | |
1057 | t->mode = T_STANDBY; | |
1058 | /* Sets freq to FM range */ | |
1059 | t->radio_freq = 87.5 * 16000; | |
1060 | tuner_lookup(t->i2c->adapter, &radio, &tv); | |
1061 | if (tv) | |
1062 | tv->mode_mask &= ~T_RADIO; | |
1063 | ||
1064 | goto register_client; | |
1065 | } | |
1066 | break; | |
1067 | } | |
1068 | } | |
1069 | ||
1070 | /* Initializes only the first TV tuner on this adapter. Why only the | |
1071 | first? Because there are some devices (notably the ones with TI | |
1072 | tuners) that have more than one i2c address for the *same* device. | |
1073 | Experience shows that, except for just one case, the first | |
1074 | address is the right one. The exception is a Russian tuner | |
1075 | (ACORP_Y878F). So, the desired behavior is just to enable the | |
1076 | first found TV tuner. */ | |
1077 | tuner_lookup(t->i2c->adapter, &radio, &tv); | |
1078 | if (tv == NULL) { | |
1079 | t->mode_mask = T_ANALOG_TV | T_DIGITAL_TV; | |
1080 | if (radio == NULL) | |
1081 | t->mode_mask |= T_RADIO; | |
1082 | tuner_dbg("Setting mode_mask to 0x%02x\n", t->mode_mask); | |
1083 | t->tv_freq = 400 * 16; /* Sets freq to VHF High */ | |
1084 | t->radio_freq = 87.5 * 16000; /* Sets freq to FM range */ | |
1085 | } | |
1086 | ||
1087 | /* Should be just before return */ | |
1088 | register_client: | |
9dd659de HV |
1089 | tuner_info("chip found @ 0x%x (%s)\n", client->addr << 1, |
1090 | client->adapter->name); | |
92de1f16 HV |
1091 | |
1092 | /* Sets a default mode */ | |
1093 | if (t->mode_mask & T_ANALOG_TV) { | |
1094 | t->mode = T_ANALOG_TV; | |
1095 | } else if (t->mode_mask & T_RADIO) { | |
1096 | t->mode = T_RADIO; | |
1097 | } else { | |
1098 | t->mode = T_DIGITAL_TV; | |
1099 | } | |
92de1f16 | 1100 | set_type(client, t->type, t->mode_mask, t->config, t->tuner_callback); |
9dd659de | 1101 | list_add_tail(&t->list, &tuner_list); |
92de1f16 HV |
1102 | return 0; |
1103 | } | |
1104 | ||
9dd659de | 1105 | static int tuner_legacy_probe(struct i2c_adapter *adap) |
92de1f16 HV |
1106 | { |
1107 | if (0 != addr) { | |
1108 | normal_i2c[0] = addr; | |
1109 | normal_i2c[1] = I2C_CLIENT_END; | |
1110 | } | |
1111 | ||
9dd659de HV |
1112 | if ((adap->class & I2C_CLASS_TV_ANALOG) == 0) |
1113 | return 0; | |
1114 | ||
92de1f16 HV |
1115 | /* HACK: Ignore 0x6b and 0x6f on cx88 boards. |
1116 | * FusionHDTV5 RT Gold has an ir receiver at 0x6b | |
1117 | * and an RTC at 0x6f which can get corrupted if probed. | |
1118 | */ | |
1119 | if ((adap->id == I2C_HW_B_CX2388x) || | |
1120 | (adap->id == I2C_HW_B_CX23885)) { | |
1121 | unsigned int i = 0; | |
1122 | ||
1123 | while (i < I2C_CLIENT_MAX_OPTS && ignore[i] != I2C_CLIENT_END) | |
1124 | i += 2; | |
1125 | if (i + 4 < I2C_CLIENT_MAX_OPTS) { | |
1126 | ignore[i+0] = adap->nr; | |
1127 | ignore[i+1] = 0x6b; | |
1128 | ignore[i+2] = adap->nr; | |
1129 | ignore[i+3] = 0x6f; | |
1130 | ignore[i+4] = I2C_CLIENT_END; | |
1131 | } else | |
1132 | printk(KERN_WARNING "tuner: " | |
1133 | "too many options specified " | |
1134 | "in i2c probe ignore list!\n"); | |
1135 | } | |
9dd659de | 1136 | return 1; |
92de1f16 HV |
1137 | } |
1138 | ||
9dd659de | 1139 | static int tuner_remove(struct i2c_client *client) |
92de1f16 HV |
1140 | { |
1141 | struct tuner *t = i2c_get_clientdata(client); | |
1142 | struct analog_tuner_ops *ops = t->fe.ops.analog_demod_ops; | |
92de1f16 HV |
1143 | |
1144 | if (ops && ops->release) | |
1145 | ops->release(&t->fe); | |
1146 | ||
1147 | list_del(&t->list); | |
1148 | kfree(t); | |
92de1f16 HV |
1149 | return 0; |
1150 | } | |
1151 | ||
1da177e4 LT |
1152 | /* ----------------------------------------------------------------------- */ |
1153 | ||
9dd659de HV |
1154 | static struct v4l2_i2c_driver_data v4l2_i2c_data = { |
1155 | .name = "tuner", | |
1156 | .driverid = I2C_DRIVERID_TUNER, | |
f7ce3cc6 | 1157 | .command = tuner_command, |
9dd659de HV |
1158 | .probe = tuner_probe, |
1159 | .remove = tuner_remove, | |
21b48a70 | 1160 | .suspend = tuner_suspend, |
9dd659de HV |
1161 | .resume = tuner_resume, |
1162 | .legacy_probe = tuner_legacy_probe, | |
1da177e4 | 1163 | }; |
1da177e4 | 1164 | |
1da177e4 LT |
1165 | |
1166 | /* | |
1167 | * Overrides for Emacs so that we follow Linus's tabbing style. | |
1168 | * --------------------------------------------------------------------------- | |
1169 | * Local variables: | |
1170 | * c-basic-offset: 8 | |
1171 | * End: | |
1172 | */ |