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> |
8218b0b2 | 22 | #include "tuner-driver.h" |
96c0b7cf | 23 | #include "mt20xx.h" |
910bb3e3 | 24 | #include "tda8290.h" |
7ab10bf7 | 25 | #include "tea5761.h" |
8d0936ed | 26 | #include "tea5767.h" |
215b95ba | 27 | #include "tuner-xc2028.h" |
4adad287 | 28 | #include "tuner-simple.h" |
1da177e4 LT |
29 | |
30 | #define UNSET (-1U) | |
31 | ||
32 | /* standard i2c insmod options */ | |
33 | static unsigned short normal_i2c[] = { | |
04d934ff | 34 | #if defined(CONFIG_TUNER_TEA5761) || (defined(CONFIG_TUNER_TEA5761_MODULE) && defined(MODULE)) |
8573a9e6 MCC |
35 | 0x10, |
36 | #endif | |
de48eebc | 37 | 0x42, 0x43, 0x4a, 0x4b, /* tda8290 */ |
f5bec396 MCC |
38 | 0x60, 0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67, |
39 | 0x68, 0x69, 0x6a, 0x6b, 0x6c, 0x6d, 0x6e, 0x6f, | |
1da177e4 LT |
40 | I2C_CLIENT_END |
41 | }; | |
f7ce3cc6 | 42 | |
1da177e4 LT |
43 | I2C_CLIENT_INSMOD; |
44 | ||
45 | /* insmod options used at init time => read/only */ | |
f7ce3cc6 | 46 | static unsigned int addr = 0; |
c5287ba1 | 47 | static unsigned int no_autodetect = 0; |
fd3113e8 | 48 | static unsigned int show_i2c = 0; |
fd3113e8 | 49 | |
1da177e4 | 50 | /* insmod options used at runtime => read/write */ |
f9195ded | 51 | int tuner_debug = 0; |
1da177e4 | 52 | |
f7ce3cc6 | 53 | static unsigned int tv_range[2] = { 44, 958 }; |
1da177e4 LT |
54 | static unsigned int radio_range[2] = { 65, 108 }; |
55 | ||
7e578191 MCC |
56 | static char pal[] = "--"; |
57 | static char secam[] = "--"; | |
58 | static char ntsc[] = "-"; | |
59 | ||
f9195ded | 60 | |
7e578191 MCC |
61 | module_param(addr, int, 0444); |
62 | module_param(no_autodetect, int, 0444); | |
63 | module_param(show_i2c, int, 0444); | |
f9195ded | 64 | module_param_named(debug,tuner_debug, int, 0644); |
7e578191 MCC |
65 | module_param_string(pal, pal, sizeof(pal), 0644); |
66 | module_param_string(secam, secam, sizeof(secam), 0644); | |
67 | module_param_string(ntsc, ntsc, sizeof(ntsc), 0644); | |
f7ce3cc6 | 68 | module_param_array(tv_range, int, NULL, 0644); |
1da177e4 LT |
69 | module_param_array(radio_range, int, NULL, 0644); |
70 | ||
71 | MODULE_DESCRIPTION("device driver for various TV and TV+FM radio tuners"); | |
72 | MODULE_AUTHOR("Ralph Metzler, Gerd Knorr, Gunther Mayer"); | |
73 | MODULE_LICENSE("GPL"); | |
74 | ||
1da177e4 LT |
75 | static struct i2c_driver driver; |
76 | static struct i2c_client client_template; | |
77 | ||
78 | /* ---------------------------------------------------------------------- */ | |
79 | ||
e18f9444 MK |
80 | static void fe_set_freq(struct tuner *t, unsigned int freq) |
81 | { | |
82 | struct dvb_tuner_ops *fe_tuner_ops = &t->fe.ops.tuner_ops; | |
83 | ||
84 | struct analog_parameters params = { | |
85 | .frequency = freq, | |
86 | .mode = t->mode, | |
87 | .audmode = t->audmode, | |
88 | .std = t->std | |
89 | }; | |
90 | ||
91 | if (NULL == fe_tuner_ops->set_analog_params) { | |
92 | tuner_warn("Tuner frontend module has no way to set freq\n"); | |
93 | return; | |
94 | } | |
95 | fe_tuner_ops->set_analog_params(&t->fe, ¶ms); | |
96 | } | |
97 | ||
98 | static void fe_release(struct tuner *t) | |
99 | { | |
100 | struct dvb_tuner_ops *fe_tuner_ops = &t->fe.ops.tuner_ops; | |
101 | ||
102 | if (fe_tuner_ops->release) | |
103 | fe_tuner_ops->release(&t->fe); | |
104 | } | |
105 | ||
106 | static void fe_standby(struct tuner *t) | |
107 | { | |
108 | struct dvb_tuner_ops *fe_tuner_ops = &t->fe.ops.tuner_ops; | |
109 | ||
110 | if (fe_tuner_ops->sleep) | |
111 | fe_tuner_ops->sleep(&t->fe); | |
112 | } | |
113 | ||
1f5ef197 MK |
114 | static int fe_has_signal(struct tuner *t) |
115 | { | |
116 | struct dvb_tuner_ops *fe_tuner_ops = &t->fe.ops.tuner_ops; | |
1419683d | 117 | u16 strength = 0; |
1f5ef197 MK |
118 | |
119 | if (fe_tuner_ops->get_rf_strength) | |
120 | fe_tuner_ops->get_rf_strength(&t->fe, &strength); | |
121 | ||
122 | return strength; | |
123 | } | |
124 | ||
56fc08ca | 125 | /* Set tuner frequency, freq in Units of 62.5kHz = 1/16MHz */ |
1da177e4 LT |
126 | static void set_tv_freq(struct i2c_client *c, unsigned int freq) |
127 | { | |
128 | struct tuner *t = i2c_get_clientdata(c); | |
129 | ||
130 | if (t->type == UNSET) { | |
f7ce3cc6 | 131 | tuner_warn ("tuner type not set\n"); |
1da177e4 LT |
132 | return; |
133 | } | |
7a91a80a | 134 | if (NULL == t->ops.set_tv_freq) { |
f7ce3cc6 | 135 | tuner_warn ("Tuner has no way to set tv freq\n"); |
1da177e4 LT |
136 | return; |
137 | } | |
f7ce3cc6 MCC |
138 | if (freq < tv_range[0] * 16 || freq > tv_range[1] * 16) { |
139 | tuner_dbg ("TV freq (%d.%02d) out of range (%d-%d)\n", | |
140 | freq / 16, freq % 16 * 100 / 16, tv_range[0], | |
141 | tv_range[1]); | |
27487d44 HV |
142 | /* V4L2 spec: if the freq is not possible then the closest |
143 | possible value should be selected */ | |
144 | if (freq < tv_range[0] * 16) | |
145 | freq = tv_range[0] * 16; | |
146 | else | |
147 | freq = tv_range[1] * 16; | |
1da177e4 | 148 | } |
db8a6956 | 149 | t->ops.set_tv_freq(t, freq); |
1da177e4 LT |
150 | } |
151 | ||
152 | static void set_radio_freq(struct i2c_client *c, unsigned int freq) | |
153 | { | |
154 | struct tuner *t = i2c_get_clientdata(c); | |
155 | ||
156 | if (t->type == UNSET) { | |
f7ce3cc6 | 157 | tuner_warn ("tuner type not set\n"); |
1da177e4 LT |
158 | return; |
159 | } | |
7a91a80a | 160 | if (NULL == t->ops.set_radio_freq) { |
f7ce3cc6 | 161 | tuner_warn ("tuner has no way to set radio frequency\n"); |
1da177e4 LT |
162 | return; |
163 | } | |
27487d44 | 164 | if (freq < radio_range[0] * 16000 || freq > radio_range[1] * 16000) { |
f7ce3cc6 MCC |
165 | tuner_dbg ("radio freq (%d.%02d) out of range (%d-%d)\n", |
166 | freq / 16000, freq % 16000 * 100 / 16000, | |
167 | radio_range[0], radio_range[1]); | |
27487d44 HV |
168 | /* V4L2 spec: if the freq is not possible then the closest |
169 | possible value should be selected */ | |
170 | if (freq < radio_range[0] * 16000) | |
171 | freq = radio_range[0] * 16000; | |
172 | else | |
173 | freq = radio_range[1] * 16000; | |
1da177e4 | 174 | } |
586b0cab | 175 | |
db8a6956 | 176 | t->ops.set_radio_freq(t, freq); |
1da177e4 LT |
177 | } |
178 | ||
179 | static void set_freq(struct i2c_client *c, unsigned long freq) | |
180 | { | |
181 | struct tuner *t = i2c_get_clientdata(c); | |
182 | ||
183 | switch (t->mode) { | |
184 | case V4L2_TUNER_RADIO: | |
185 | tuner_dbg("radio freq set to %lu.%02lu\n", | |
f7ce3cc6 MCC |
186 | freq / 16000, freq % 16000 * 100 / 16000); |
187 | set_radio_freq(c, freq); | |
27487d44 | 188 | t->radio_freq = freq; |
1da177e4 LT |
189 | break; |
190 | case V4L2_TUNER_ANALOG_TV: | |
191 | case V4L2_TUNER_DIGITAL_TV: | |
192 | tuner_dbg("tv freq set to %lu.%02lu\n", | |
f7ce3cc6 | 193 | freq / 16, freq % 16 * 100 / 16); |
1da177e4 | 194 | set_tv_freq(c, freq); |
27487d44 | 195 | t->tv_freq = freq; |
1da177e4 | 196 | break; |
6cb45879 MCC |
197 | default: |
198 | tuner_dbg("freq set: unknown mode: 0x%04x!\n",t->mode); | |
1da177e4 | 199 | } |
1da177e4 LT |
200 | } |
201 | ||
293197cd MK |
202 | static void tuner_i2c_address_check(struct tuner *t) |
203 | { | |
204 | if ((t->type == UNSET || t->type == TUNER_ABSENT) || | |
205 | ((t->i2c.addr < 0x64) || (t->i2c.addr > 0x6f))) | |
206 | return; | |
207 | ||
208 | tuner_warn("====================== WARNING! ======================\n"); | |
209 | tuner_warn("Support for tuners in i2c address range 0x64 thru 0x6f\n"); | |
210 | tuner_warn("will soon be dropped. This message indicates that your\n"); | |
211 | tuner_warn("hardware has a %s tuner at i2c address 0x%02x.\n", | |
212 | t->i2c.name, t->i2c.addr); | |
213 | tuner_warn("To ensure continued support for your device, please\n"); | |
214 | tuner_warn("send a copy of this message, along with full dmesg\n"); | |
215 | tuner_warn("output to v4l-dvb-maintainer@linuxtv.org\n"); | |
216 | tuner_warn("Please use subject line: \"obsolete tuner i2c address.\"\n"); | |
217 | tuner_warn("driver: %s, addr: 0x%02x, type: %d (%s)\n", | |
218 | t->i2c.adapter->name, t->i2c.addr, t->type, | |
219 | tuners[t->type].name); | |
220 | tuner_warn("====================== WARNING! ======================\n"); | |
221 | } | |
222 | ||
4adad287 MK |
223 | static void attach_simple_tuner(struct tuner *t) |
224 | { | |
225 | struct simple_tuner_config cfg = { | |
226 | .type = t->type, | |
227 | .tun = &tuners[t->type] | |
228 | }; | |
229 | simple_tuner_attach(&t->fe, t->i2c.adapter, t->i2c.addr, &cfg); | |
230 | } | |
231 | ||
f7ce3cc6 | 232 | static void set_type(struct i2c_client *c, unsigned int type, |
de956c1e | 233 | unsigned int new_mode_mask, unsigned int new_config, |
cfeb8839 | 234 | int (*tuner_callback) (void *dev, int command,int arg)) |
1da177e4 LT |
235 | { |
236 | struct tuner *t = i2c_get_clientdata(c); | |
e18f9444 | 237 | struct dvb_tuner_ops *fe_tuner_ops = &t->fe.ops.tuner_ops; |
586b0cab | 238 | unsigned char buffer[4]; |
1da177e4 | 239 | |
f7ce3cc6 MCC |
240 | if (type == UNSET || type == TUNER_ABSENT) { |
241 | tuner_dbg ("tuner 0x%02x: Tuner type absent\n",c->addr); | |
1da177e4 | 242 | return; |
f7ce3cc6 MCC |
243 | } |
244 | ||
245 | if (type >= tuner_count) { | |
246 | tuner_warn ("tuner 0x%02x: Tuner count greater than %d\n",c->addr,tuner_count); | |
1da177e4 | 247 | return; |
f7ce3cc6 | 248 | } |
1da177e4 | 249 | |
80f90fba HH |
250 | t->type = type; |
251 | t->config = new_config; | |
252 | if (tuner_callback != NULL) { | |
253 | tuner_dbg("defining GPIO callback\n"); | |
254 | t->tuner_callback = tuner_callback; | |
255 | } | |
256 | ||
f7ce3cc6 | 257 | /* This code detects calls by card attach_inform */ |
1da177e4 | 258 | if (NULL == t->i2c.dev.driver) { |
f7ce3cc6 MCC |
259 | tuner_dbg ("tuner 0x%02x: called during i2c_client register by adapter's attach_inform\n", c->addr); |
260 | ||
1da177e4 LT |
261 | return; |
262 | } | |
56fc08ca | 263 | |
b2083199 | 264 | /* discard private data, in case set_type() was previously called */ |
7a91a80a | 265 | if (t->ops.release) |
db8a6956 | 266 | t->ops.release(t); |
052c50d9 MK |
267 | else { |
268 | kfree(t->priv); | |
269 | t->priv = NULL; | |
270 | } | |
be2b85a1 | 271 | |
1da177e4 LT |
272 | switch (t->type) { |
273 | case TUNER_MT2032: | |
96c0b7cf | 274 | microtune_attach(&t->fe, t->i2c.adapter, t->i2c.addr); |
1da177e4 LT |
275 | break; |
276 | case TUNER_PHILIPS_TDA8290: | |
910bb3e3 | 277 | { |
746d9732 | 278 | tda8290_attach(t); |
1da177e4 | 279 | break; |
910bb3e3 | 280 | } |
5bea1cd3 MK |
281 | case TUNER_PHILIPS_TDA8295: |
282 | { | |
283 | tda8295_attach(t); | |
284 | break; | |
285 | } | |
586b0cab | 286 | case TUNER_TEA5767: |
8d0936ed | 287 | if (tea5767_attach(&t->fe, t->i2c.adapter, t->i2c.addr) == NULL) { |
f7ce3cc6 MCC |
288 | t->type = TUNER_ABSENT; |
289 | t->mode_mask = T_UNINITIALIZED; | |
290 | return; | |
291 | } | |
292 | t->mode_mask = T_RADIO; | |
586b0cab | 293 | break; |
8573a9e6 | 294 | case TUNER_TEA5761: |
7ab10bf7 | 295 | if (tea5761_attach(&t->fe, t->i2c.adapter, t->i2c.addr) == NULL) { |
8573a9e6 MCC |
296 | t->type = TUNER_ABSENT; |
297 | t->mode_mask = T_UNINITIALIZED; | |
9ee476a5 | 298 | return; |
8573a9e6 MCC |
299 | } |
300 | t->mode_mask = T_RADIO; | |
301 | break; | |
586b0cab MCC |
302 | case TUNER_PHILIPS_FMD1216ME_MK3: |
303 | buffer[0] = 0x0b; | |
304 | buffer[1] = 0xdc; | |
305 | buffer[2] = 0x9c; | |
306 | buffer[3] = 0x60; | |
f7ce3cc6 | 307 | i2c_master_send(c, buffer, 4); |
586b0cab MCC |
308 | mdelay(1); |
309 | buffer[2] = 0x86; | |
310 | buffer[3] = 0x54; | |
f7ce3cc6 | 311 | i2c_master_send(c, buffer, 4); |
4adad287 | 312 | attach_simple_tuner(t); |
586b0cab | 313 | break; |
93df3413 HH |
314 | case TUNER_PHILIPS_TD1316: |
315 | buffer[0] = 0x0b; | |
316 | buffer[1] = 0xdc; | |
317 | buffer[2] = 0x86; | |
318 | buffer[3] = 0xa4; | |
319 | i2c_master_send(c,buffer,4); | |
4adad287 | 320 | attach_simple_tuner(t); |
ac272ed7 | 321 | break; |
6cb45879 | 322 | case TUNER_XC2028: |
215b95ba MCC |
323 | { |
324 | int rc=xc2028_attach(&t->fe, t->i2c.adapter, t->i2c.addr, | |
325 | &c->dev, c->adapter->algo_data, | |
326 | t->tuner_callback); | |
327 | if (rc<0) { | |
328 | t->type = TUNER_ABSENT; | |
329 | t->mode_mask = T_UNINITIALIZED; | |
330 | return; | |
331 | } | |
6cb45879 | 332 | break; |
215b95ba | 333 | } |
15396236 | 334 | case TUNER_TDA9887: |
db8a6956 | 335 | tda9887_tuner_init(t); |
15396236 | 336 | break; |
1da177e4 | 337 | default: |
4adad287 | 338 | attach_simple_tuner(t); |
1da177e4 LT |
339 | break; |
340 | } | |
f7ce3cc6 | 341 | |
746d9732 MK |
342 | if ((fe_tuner_ops->set_analog_params) && |
343 | ((NULL == t->ops.set_tv_freq) && (NULL == t->ops.set_radio_freq))) { | |
e18f9444 MK |
344 | strlcpy(t->i2c.name, fe_tuner_ops->info.name, sizeof(t->i2c.name)); |
345 | ||
346 | t->ops.set_tv_freq = fe_set_freq; | |
347 | t->ops.set_radio_freq = fe_set_freq; | |
348 | t->ops.standby = fe_standby; | |
349 | t->ops.release = fe_release; | |
1f5ef197 | 350 | t->ops.has_signal = fe_has_signal; |
e18f9444 MK |
351 | } |
352 | ||
353 | tuner_info("type set to %s\n", t->i2c.name); | |
354 | ||
f7ce3cc6 MCC |
355 | if (t->mode_mask == T_UNINITIALIZED) |
356 | t->mode_mask = new_mode_mask; | |
357 | ||
27487d44 | 358 | set_freq(c, (V4L2_TUNER_RADIO == t->mode) ? t->radio_freq : t->tv_freq); |
f7ce3cc6 | 359 | tuner_dbg("%s %s I2C addr 0x%02x with type %d used for 0x%02x\n", |
604f28e2 | 360 | c->adapter->name, c->driver->driver.name, c->addr << 1, type, |
f7ce3cc6 | 361 | t->mode_mask); |
293197cd | 362 | tuner_i2c_address_check(t); |
1da177e4 LT |
363 | } |
364 | ||
f7ce3cc6 MCC |
365 | /* |
366 | * This function apply tuner config to tuner specified | |
367 | * by tun_setup structure. I addr is unset, then admin status | |
368 | * and tun addr status is more precise then current status, | |
369 | * it's applied. Otherwise status and type are applied only to | |
370 | * tuner with exactly the same addr. | |
371 | */ | |
372 | ||
373 | static void set_addr(struct i2c_client *c, struct tuner_setup *tun_setup) | |
374 | { | |
375 | struct tuner *t = i2c_get_clientdata(c); | |
376 | ||
15396236 MCC |
377 | tuner_dbg("set addr for type %i\n", t->type); |
378 | ||
de956c1e HH |
379 | if ( (t->type == UNSET && ((tun_setup->addr == ADDR_UNSET) && |
380 | (t->mode_mask & tun_setup->mode_mask))) || | |
381 | (tun_setup->addr == c->addr)) { | |
382 | set_type(c, tun_setup->type, tun_setup->mode_mask, | |
cfeb8839 | 383 | tun_setup->config, tun_setup->tuner_callback); |
f7ce3cc6 MCC |
384 | } |
385 | } | |
56fc08ca | 386 | |
f7ce3cc6 | 387 | static inline int check_mode(struct tuner *t, char *cmd) |
56fc08ca | 388 | { |
793cf9e6 MCC |
389 | if ((1 << t->mode & t->mode_mask) == 0) { |
390 | return EINVAL; | |
391 | } | |
392 | ||
393 | switch (t->mode) { | |
394 | case V4L2_TUNER_RADIO: | |
395 | tuner_dbg("Cmd %s accepted for radio\n", cmd); | |
396 | break; | |
397 | case V4L2_TUNER_ANALOG_TV: | |
398 | tuner_dbg("Cmd %s accepted for analog TV\n", cmd); | |
399 | break; | |
400 | case V4L2_TUNER_DIGITAL_TV: | |
401 | tuner_dbg("Cmd %s accepted for digital TV\n", cmd); | |
402 | break; | |
56fc08ca | 403 | } |
793cf9e6 | 404 | return 0; |
56fc08ca | 405 | } |
56fc08ca | 406 | |
f7ce3cc6 | 407 | /* get more precise norm info from insmod option */ |
1da177e4 LT |
408 | static int tuner_fixup_std(struct tuner *t) |
409 | { | |
410 | if ((t->std & V4L2_STD_PAL) == V4L2_STD_PAL) { | |
1da177e4 | 411 | switch (pal[0]) { |
e71ced1a HV |
412 | case '6': |
413 | tuner_dbg ("insmod fixup: PAL => PAL-60\n"); | |
414 | t->std = V4L2_STD_PAL_60; | |
415 | break; | |
1da177e4 LT |
416 | case 'b': |
417 | case 'B': | |
418 | case 'g': | |
419 | case 'G': | |
f7ce3cc6 | 420 | tuner_dbg ("insmod fixup: PAL => PAL-BG\n"); |
1da177e4 LT |
421 | t->std = V4L2_STD_PAL_BG; |
422 | break; | |
423 | case 'i': | |
424 | case 'I': | |
f7ce3cc6 | 425 | tuner_dbg ("insmod fixup: PAL => PAL-I\n"); |
1da177e4 LT |
426 | t->std = V4L2_STD_PAL_I; |
427 | break; | |
428 | case 'd': | |
429 | case 'D': | |
430 | case 'k': | |
431 | case 'K': | |
f7ce3cc6 | 432 | tuner_dbg ("insmod fixup: PAL => PAL-DK\n"); |
1da177e4 LT |
433 | t->std = V4L2_STD_PAL_DK; |
434 | break; | |
f7ce3cc6 MCC |
435 | case 'M': |
436 | case 'm': | |
437 | tuner_dbg ("insmod fixup: PAL => PAL-M\n"); | |
438 | t->std = V4L2_STD_PAL_M; | |
439 | break; | |
440 | case 'N': | |
441 | case 'n': | |
7e578191 MCC |
442 | if (pal[1] == 'c' || pal[1] == 'C') { |
443 | tuner_dbg("insmod fixup: PAL => PAL-Nc\n"); | |
444 | t->std = V4L2_STD_PAL_Nc; | |
445 | } else { | |
446 | tuner_dbg ("insmod fixup: PAL => PAL-N\n"); | |
447 | t->std = V4L2_STD_PAL_N; | |
448 | } | |
f7ce3cc6 | 449 | break; |
21d4df37 MCC |
450 | case '-': |
451 | /* default parameter, do nothing */ | |
452 | break; | |
453 | default: | |
454 | tuner_warn ("pal= argument not recognised\n"); | |
455 | break; | |
1da177e4 LT |
456 | } |
457 | } | |
f7ce3cc6 MCC |
458 | if ((t->std & V4L2_STD_SECAM) == V4L2_STD_SECAM) { |
459 | switch (secam[0]) { | |
7e578191 MCC |
460 | case 'b': |
461 | case 'B': | |
462 | case 'g': | |
463 | case 'G': | |
464 | case 'h': | |
465 | case 'H': | |
466 | tuner_dbg("insmod fixup: SECAM => SECAM-BGH\n"); | |
467 | t->std = V4L2_STD_SECAM_B | V4L2_STD_SECAM_G | V4L2_STD_SECAM_H; | |
468 | break; | |
f7ce3cc6 MCC |
469 | case 'd': |
470 | case 'D': | |
471 | case 'k': | |
472 | case 'K': | |
473 | tuner_dbg ("insmod fixup: SECAM => SECAM-DK\n"); | |
474 | t->std = V4L2_STD_SECAM_DK; | |
475 | break; | |
476 | case 'l': | |
477 | case 'L': | |
800d3c6f MCC |
478 | if ((secam[1]=='C')||(secam[1]=='c')) { |
479 | tuner_dbg ("insmod fixup: SECAM => SECAM-L'\n"); | |
480 | t->std = V4L2_STD_SECAM_LC; | |
481 | } else { | |
482 | tuner_dbg ("insmod fixup: SECAM => SECAM-L\n"); | |
483 | t->std = V4L2_STD_SECAM_L; | |
484 | } | |
f7ce3cc6 | 485 | break; |
21d4df37 MCC |
486 | case '-': |
487 | /* default parameter, do nothing */ | |
488 | break; | |
489 | default: | |
490 | tuner_warn ("secam= argument not recognised\n"); | |
491 | break; | |
f7ce3cc6 MCC |
492 | } |
493 | } | |
494 | ||
7e578191 MCC |
495 | if ((t->std & V4L2_STD_NTSC) == V4L2_STD_NTSC) { |
496 | switch (ntsc[0]) { | |
497 | case 'm': | |
498 | case 'M': | |
499 | tuner_dbg("insmod fixup: NTSC => NTSC-M\n"); | |
500 | t->std = V4L2_STD_NTSC_M; | |
501 | break; | |
502 | case 'j': | |
503 | case 'J': | |
504 | tuner_dbg("insmod fixup: NTSC => NTSC_M_JP\n"); | |
505 | t->std = V4L2_STD_NTSC_M_JP; | |
506 | break; | |
d97a11e0 HV |
507 | case 'k': |
508 | case 'K': | |
509 | tuner_dbg("insmod fixup: NTSC => NTSC_M_KR\n"); | |
510 | t->std = V4L2_STD_NTSC_M_KR; | |
511 | break; | |
7e578191 MCC |
512 | case '-': |
513 | /* default parameter, do nothing */ | |
514 | break; | |
515 | default: | |
516 | tuner_info("ntsc= argument not recognised\n"); | |
517 | break; | |
518 | } | |
519 | } | |
1da177e4 LT |
520 | return 0; |
521 | } | |
522 | ||
db8a6956 | 523 | static void tuner_status(struct tuner *t) |
7e578191 | 524 | { |
7e578191 | 525 | unsigned long freq, freq_fraction; |
e18f9444 | 526 | struct dvb_tuner_ops *fe_tuner_ops = &t->fe.ops.tuner_ops; |
7e578191 MCC |
527 | const char *p; |
528 | ||
529 | switch (t->mode) { | |
530 | case V4L2_TUNER_RADIO: p = "radio"; break; | |
531 | case V4L2_TUNER_ANALOG_TV: p = "analog TV"; break; | |
532 | case V4L2_TUNER_DIGITAL_TV: p = "digital TV"; break; | |
533 | default: p = "undefined"; break; | |
534 | } | |
535 | if (t->mode == V4L2_TUNER_RADIO) { | |
27487d44 HV |
536 | freq = t->radio_freq / 16000; |
537 | freq_fraction = (t->radio_freq % 16000) * 100 / 16000; | |
7e578191 | 538 | } else { |
27487d44 HV |
539 | freq = t->tv_freq / 16; |
540 | freq_fraction = (t->tv_freq % 16) * 100 / 16; | |
7e578191 MCC |
541 | } |
542 | tuner_info("Tuner mode: %s\n", p); | |
543 | tuner_info("Frequency: %lu.%02lu MHz\n", freq, freq_fraction); | |
4ae5c2e5 | 544 | tuner_info("Standard: 0x%08lx\n", (unsigned long)t->std); |
8a4b275f HV |
545 | if (t->mode != V4L2_TUNER_RADIO) |
546 | return; | |
e18f9444 MK |
547 | if (fe_tuner_ops->get_status) { |
548 | u32 tuner_status; | |
549 | ||
550 | fe_tuner_ops->get_status(&t->fe, &tuner_status); | |
551 | if (tuner_status & TUNER_STATUS_LOCKED) | |
552 | tuner_info("Tuner is locked.\n"); | |
553 | if (tuner_status & TUNER_STATUS_STEREO) | |
554 | tuner_info("Stereo: yes\n"); | |
555 | } | |
7a91a80a | 556 | if (t->ops.has_signal) { |
db8a6956 | 557 | tuner_info("Signal strength: %d\n", t->ops.has_signal(t)); |
8a4b275f | 558 | } |
7a91a80a | 559 | if (t->ops.is_stereo) { |
db8a6956 | 560 | tuner_info("Stereo: %s\n", t->ops.is_stereo(t) ? "yes" : "no"); |
7e578191 MCC |
561 | } |
562 | } | |
8a4b275f | 563 | |
1da177e4 LT |
564 | /* ---------------------------------------------------------------------- */ |
565 | ||
ba8fc399 | 566 | /* static vars: used only in tuner_attach and tuner_probe */ |
f7ce3cc6 MCC |
567 | static unsigned default_mode_mask; |
568 | ||
569 | /* During client attach, set_type is called by adapter's attach_inform callback. | |
570 | set_type must then be completed by tuner_attach. | |
571 | */ | |
1da177e4 LT |
572 | static int tuner_attach(struct i2c_adapter *adap, int addr, int kind) |
573 | { | |
574 | struct tuner *t; | |
575 | ||
f7ce3cc6 MCC |
576 | client_template.adapter = adap; |
577 | client_template.addr = addr; | |
1da177e4 | 578 | |
7408187d | 579 | t = kzalloc(sizeof(struct tuner), GFP_KERNEL); |
f7ce3cc6 MCC |
580 | if (NULL == t) |
581 | return -ENOMEM; | |
f7ce3cc6 | 582 | memcpy(&t->i2c, &client_template, sizeof(struct i2c_client)); |
1da177e4 | 583 | i2c_set_clientdata(&t->i2c, t); |
f7ce3cc6 | 584 | t->type = UNSET; |
f7ce3cc6 MCC |
585 | t->audmode = V4L2_TUNER_MODE_STEREO; |
586 | t->mode_mask = T_UNINITIALIZED; | |
7a91a80a | 587 | t->ops.tuner_status = tuner_status; |
f7ce3cc6 | 588 | |
fd3113e8 MCC |
589 | if (show_i2c) { |
590 | unsigned char buffer[16]; | |
591 | int i,rc; | |
592 | ||
593 | memset(buffer, 0, sizeof(buffer)); | |
594 | rc = i2c_master_recv(&t->i2c, buffer, sizeof(buffer)); | |
67678360 | 595 | tuner_info("I2C RECV = "); |
fd3113e8 MCC |
596 | for (i=0;i<rc;i++) |
597 | printk("%02x ",buffer[i]); | |
598 | printk("\n"); | |
599 | } | |
c28089a6 MH |
600 | /* HACK: This test were added to avoid tuner to probe tda9840 and tea6415c on the MXB card */ |
601 | if (adap->id == I2C_HW_SAA7146 && addr < 0x4a) | |
602 | return -ENODEV; | |
603 | ||
257c645d | 604 | /* autodetection code based on the i2c addr */ |
c5287ba1 | 605 | if (!no_autodetect) { |
13dd38d0 | 606 | switch (addr) { |
8573a9e6 | 607 | case 0x10: |
7ab10bf7 | 608 | if (tea5761_autodetection(t->i2c.adapter, t->i2c.addr) != EINVAL) { |
8573a9e6 MCC |
609 | t->type = TUNER_TEA5761; |
610 | t->mode_mask = T_RADIO; | |
611 | t->mode = T_STANDBY; | |
612 | t->radio_freq = 87.5 * 16000; /* Sets freq to FM range */ | |
613 | default_mode_mask &= ~T_RADIO; | |
614 | ||
615 | goto register_client; | |
616 | } | |
617 | break; | |
13dd38d0 MCC |
618 | case 0x42: |
619 | case 0x43: | |
620 | case 0x4a: | |
95736034 | 621 | case 0x4b: |
67678360 MCC |
622 | /* If chip is not tda8290, don't register. |
623 | since it can be tda9887*/ | |
746d9732 | 624 | if (tda8290_probe(t) == 0) { |
15396236 MCC |
625 | tuner_dbg("chip at addr %x is a tda8290\n", addr); |
626 | } else { | |
627 | /* Default is being tda9887 */ | |
628 | t->type = TUNER_TDA9887; | |
629 | t->mode_mask = T_RADIO | T_ANALOG_TV | T_DIGITAL_TV; | |
630 | t->mode = T_STANDBY; | |
631 | goto register_client; | |
13dd38d0 | 632 | } |
07345f5d HH |
633 | break; |
634 | case 0x60: | |
8d0936ed | 635 | if (tea5767_autodetection(t->i2c.adapter, t->i2c.addr) != EINVAL) { |
07345f5d HH |
636 | t->type = TUNER_TEA5767; |
637 | t->mode_mask = T_RADIO; | |
638 | t->mode = T_STANDBY; | |
27487d44 | 639 | t->radio_freq = 87.5 * 16000; /* Sets freq to FM range */ |
07345f5d | 640 | default_mode_mask &= ~T_RADIO; |
13dd38d0 | 641 | |
07345f5d HH |
642 | goto register_client; |
643 | } | |
644 | break; | |
f7ce3cc6 MCC |
645 | } |
646 | } | |
1da177e4 | 647 | |
f7ce3cc6 MCC |
648 | /* Initializes only the first adapter found */ |
649 | if (default_mode_mask != T_UNINITIALIZED) { | |
650 | tuner_dbg ("Setting mode_mask to 0x%02x\n", default_mode_mask); | |
651 | t->mode_mask = default_mode_mask; | |
27487d44 HV |
652 | t->tv_freq = 400 * 16; /* Sets freq to VHF High */ |
653 | t->radio_freq = 87.5 * 16000; /* Sets freq to FM range */ | |
f7ce3cc6 MCC |
654 | default_mode_mask = T_UNINITIALIZED; |
655 | } | |
56fc08ca | 656 | |
f7ce3cc6 | 657 | /* Should be just before return */ |
67678360 MCC |
658 | register_client: |
659 | tuner_info("chip found @ 0x%x (%s)\n", addr << 1, adap->name); | |
f7ce3cc6 | 660 | i2c_attach_client (&t->i2c); |
cfeb8839 | 661 | set_type (&t->i2c,t->type, t->mode_mask, t->config, t->tuner_callback); |
1da177e4 LT |
662 | return 0; |
663 | } | |
664 | ||
665 | static int tuner_probe(struct i2c_adapter *adap) | |
666 | { | |
667 | if (0 != addr) { | |
f5bec396 MCC |
668 | normal_i2c[0] = addr; |
669 | normal_i2c[1] = I2C_CLIENT_END; | |
1da177e4 | 670 | } |
1da177e4 | 671 | |
a1dec516 MK |
672 | /* HACK: Ignore 0x6b and 0x6f on cx88 boards. |
673 | * FusionHDTV5 RT Gold has an ir receiver at 0x6b | |
674 | * and an RTC at 0x6f which can get corrupted if probed. | |
675 | */ | |
9bc37caa MK |
676 | if ((adap->id == I2C_HW_B_CX2388x) || |
677 | (adap->id == I2C_HW_B_CX23885)) { | |
a1dec516 MK |
678 | unsigned int i = 0; |
679 | ||
680 | while (i < I2C_CLIENT_MAX_OPTS && ignore[i] != I2C_CLIENT_END) | |
681 | i += 2; | |
682 | if (i + 4 < I2C_CLIENT_MAX_OPTS) { | |
683 | ignore[i+0] = adap->nr; | |
684 | ignore[i+1] = 0x6b; | |
685 | ignore[i+2] = adap->nr; | |
686 | ignore[i+3] = 0x6f; | |
687 | ignore[i+4] = I2C_CLIENT_END; | |
688 | } else | |
689 | printk(KERN_WARNING "tuner: " | |
690 | "too many options specified " | |
691 | "in i2c probe ignore list!\n"); | |
692 | } | |
693 | ||
f7ce3cc6 | 694 | default_mode_mask = T_RADIO | T_ANALOG_TV | T_DIGITAL_TV; |
391cd727 | 695 | |
1da177e4 LT |
696 | if (adap->class & I2C_CLASS_TV_ANALOG) |
697 | return i2c_probe(adap, &addr_data, tuner_attach); | |
698 | return 0; | |
699 | } | |
700 | ||
701 | static int tuner_detach(struct i2c_client *client) | |
702 | { | |
703 | struct tuner *t = i2c_get_clientdata(client); | |
391cd727 MCC |
704 | int err; |
705 | ||
f7ce3cc6 | 706 | err = i2c_detach_client(&t->i2c); |
391cd727 | 707 | if (err) { |
f7ce3cc6 MCC |
708 | tuner_warn |
709 | ("Client deregistration failed, client not detached.\n"); | |
391cd727 MCC |
710 | return err; |
711 | } | |
1da177e4 | 712 | |
7a91a80a | 713 | if (t->ops.release) |
db8a6956 | 714 | t->ops.release(t); |
052c50d9 MK |
715 | else { |
716 | kfree(t->priv); | |
717 | } | |
1da177e4 LT |
718 | kfree(t); |
719 | return 0; | |
720 | } | |
721 | ||
f7ce3cc6 MCC |
722 | /* |
723 | * Switch tuner to other mode. If tuner support both tv and radio, | |
724 | * set another frequency to some value (This is needed for some pal | |
725 | * tuners to avoid locking). Otherwise, just put second tuner in | |
726 | * standby mode. | |
727 | */ | |
728 | ||
729 | static inline int set_mode(struct i2c_client *client, struct tuner *t, int mode, char *cmd) | |
730 | { | |
4ac97914 MCC |
731 | if (mode == t->mode) |
732 | return 0; | |
733 | ||
734 | t->mode = mode; | |
735 | ||
736 | if (check_mode(t, cmd) == EINVAL) { | |
737 | t->mode = T_STANDBY; | |
7a91a80a | 738 | if (t->ops.standby) |
db8a6956 | 739 | t->ops.standby(t); |
4ac97914 MCC |
740 | return EINVAL; |
741 | } | |
742 | return 0; | |
f7ce3cc6 MCC |
743 | } |
744 | ||
745 | #define switch_v4l2() if (!t->using_v4l2) \ | |
4ac97914 MCC |
746 | tuner_dbg("switching to v4l2\n"); \ |
747 | t->using_v4l2 = 1; | |
f7ce3cc6 MCC |
748 | |
749 | static inline int check_v4l2(struct tuner *t) | |
750 | { | |
3bbe5a83 HV |
751 | /* bttv still uses both v4l1 and v4l2 calls to the tuner (v4l2 for |
752 | TV, v4l1 for radio), until that is fixed this code is disabled. | |
753 | Otherwise the radio (v4l1) wouldn't tune after using the TV (v4l2) | |
754 | first. */ | |
f7ce3cc6 MCC |
755 | return 0; |
756 | } | |
1da177e4 | 757 | |
f7ce3cc6 | 758 | static int tuner_command(struct i2c_client *client, unsigned int cmd, void *arg) |
1da177e4 LT |
759 | { |
760 | struct tuner *t = i2c_get_clientdata(client); | |
e18f9444 | 761 | struct dvb_tuner_ops *fe_tuner_ops = &t->fe.ops.tuner_ops; |
1da177e4 | 762 | |
f9195ded | 763 | if (tuner_debug>1) |
5e453dc7 MK |
764 | v4l_i2c_print_ioctl(&(t->i2c),cmd); |
765 | ||
f7ce3cc6 | 766 | switch (cmd) { |
1da177e4 | 767 | /* --- configuration --- */ |
56fc08ca | 768 | case TUNER_SET_TYPE_ADDR: |
de956c1e | 769 | tuner_dbg ("Calling set_type_addr for type=%d, addr=0x%02x, mode=0x%02x, config=0x%02x\n", |
f7ce3cc6 MCC |
770 | ((struct tuner_setup *)arg)->type, |
771 | ((struct tuner_setup *)arg)->addr, | |
de956c1e HH |
772 | ((struct tuner_setup *)arg)->mode_mask, |
773 | ((struct tuner_setup *)arg)->config); | |
f7ce3cc6 MCC |
774 | |
775 | set_addr(client, (struct tuner_setup *)arg); | |
391cd727 | 776 | break; |
1da177e4 | 777 | case AUDC_SET_RADIO: |
27487d44 HV |
778 | if (set_mode(client, t, V4L2_TUNER_RADIO, "AUDC_SET_RADIO") |
779 | == EINVAL) | |
780 | return 0; | |
781 | if (t->radio_freq) | |
782 | set_freq(client, t->radio_freq); | |
1da177e4 | 783 | break; |
793cf9e6 | 784 | case TUNER_SET_STANDBY: |
27487d44 HV |
785 | if (check_mode(t, "TUNER_SET_STANDBY") == EINVAL) |
786 | return 0; | |
15396236 | 787 | t->mode = T_STANDBY; |
7a91a80a | 788 | if (t->ops.standby) |
db8a6956 | 789 | t->ops.standby(t); |
27487d44 | 790 | break; |
985bc96e | 791 | #ifdef CONFIG_VIDEO_V4L1 |
fd3113e8 MCC |
792 | case VIDIOCSAUDIO: |
793 | if (check_mode(t, "VIDIOCSAUDIO") == EINVAL) | |
794 | return 0; | |
795 | if (check_v4l2(t) == EINVAL) | |
796 | return 0; | |
797 | ||
798 | /* Should be implemented, since bttv calls it */ | |
799 | tuner_dbg("VIDIOCSAUDIO not implemented.\n"); | |
f7ce3cc6 | 800 | break; |
1da177e4 | 801 | case VIDIOCSCHAN: |
f7ce3cc6 MCC |
802 | { |
803 | static const v4l2_std_id map[] = { | |
804 | [VIDEO_MODE_PAL] = V4L2_STD_PAL, | |
805 | [VIDEO_MODE_NTSC] = V4L2_STD_NTSC_M, | |
806 | [VIDEO_MODE_SECAM] = V4L2_STD_SECAM, | |
807 | [4 /* bttv */ ] = V4L2_STD_PAL_M, | |
808 | [5 /* bttv */ ] = V4L2_STD_PAL_N, | |
809 | [6 /* bttv */ ] = V4L2_STD_NTSC_M_JP, | |
810 | }; | |
811 | struct video_channel *vc = arg; | |
812 | ||
813 | if (check_v4l2(t) == EINVAL) | |
814 | return 0; | |
815 | ||
816 | if (set_mode(client,t,V4L2_TUNER_ANALOG_TV, "VIDIOCSCHAN")==EINVAL) | |
817 | return 0; | |
818 | ||
819 | if (vc->norm < ARRAY_SIZE(map)) | |
820 | t->std = map[vc->norm]; | |
821 | tuner_fixup_std(t); | |
27487d44 HV |
822 | if (t->tv_freq) |
823 | set_tv_freq(client, t->tv_freq); | |
f7ce3cc6 MCC |
824 | return 0; |
825 | } | |
1da177e4 | 826 | case VIDIOCSFREQ: |
f7ce3cc6 MCC |
827 | { |
828 | unsigned long *v = arg; | |
1da177e4 | 829 | |
f7ce3cc6 MCC |
830 | if (check_mode(t, "VIDIOCSFREQ") == EINVAL) |
831 | return 0; | |
832 | if (check_v4l2(t) == EINVAL) | |
833 | return 0; | |
834 | ||
835 | set_freq(client, *v); | |
836 | return 0; | |
837 | } | |
1da177e4 | 838 | case VIDIOCGTUNER: |
f7ce3cc6 MCC |
839 | { |
840 | struct video_tuner *vt = arg; | |
841 | ||
842 | if (check_mode(t, "VIDIOCGTUNER") == EINVAL) | |
843 | return 0; | |
844 | if (check_v4l2(t) == EINVAL) | |
845 | return 0; | |
846 | ||
847 | if (V4L2_TUNER_RADIO == t->mode) { | |
e18f9444 MK |
848 | if (fe_tuner_ops->get_status) { |
849 | u32 tuner_status; | |
850 | ||
851 | fe_tuner_ops->get_status(&t->fe, &tuner_status); | |
1f5ef197 MK |
852 | if (tuner_status & TUNER_STATUS_STEREO) |
853 | vt->flags |= VIDEO_TUNER_STEREO_ON; | |
854 | else | |
855 | vt->flags &= ~VIDEO_TUNER_STEREO_ON; | |
e18f9444 MK |
856 | } else { |
857 | if (t->ops.is_stereo) { | |
858 | if (t->ops.is_stereo(t)) | |
859 | vt->flags |= | |
860 | VIDEO_TUNER_STEREO_ON; | |
861 | else | |
862 | vt->flags &= | |
863 | ~VIDEO_TUNER_STEREO_ON; | |
864 | } | |
f7ce3cc6 | 865 | } |
1f5ef197 MK |
866 | if (t->ops.has_signal) |
867 | vt->signal = t->ops.has_signal(t); | |
868 | ||
f7ce3cc6 | 869 | vt->flags |= VIDEO_TUNER_LOW; /* Allow freqs at 62.5 Hz */ |
586b0cab | 870 | |
f7ce3cc6 MCC |
871 | vt->rangelow = radio_range[0] * 16000; |
872 | vt->rangehigh = radio_range[1] * 16000; | |
586b0cab | 873 | |
f7ce3cc6 MCC |
874 | } else { |
875 | vt->rangelow = tv_range[0] * 16; | |
876 | vt->rangehigh = tv_range[1] * 16; | |
877 | } | |
56fc08ca | 878 | |
f7ce3cc6 MCC |
879 | return 0; |
880 | } | |
1da177e4 | 881 | case VIDIOCGAUDIO: |
f7ce3cc6 MCC |
882 | { |
883 | struct video_audio *va = arg; | |
884 | ||
885 | if (check_mode(t, "VIDIOCGAUDIO") == EINVAL) | |
886 | return 0; | |
887 | if (check_v4l2(t) == EINVAL) | |
888 | return 0; | |
889 | ||
e18f9444 MK |
890 | if (V4L2_TUNER_RADIO == t->mode) { |
891 | if (fe_tuner_ops->get_status) { | |
892 | u32 tuner_status; | |
893 | ||
894 | fe_tuner_ops->get_status(&t->fe, &tuner_status); | |
895 | va->mode = (tuner_status & TUNER_STATUS_STEREO) | |
896 | ? VIDEO_SOUND_STEREO : VIDEO_SOUND_MONO; | |
897 | } else if (t->ops.is_stereo) | |
898 | va->mode = t->ops.is_stereo(t) | |
899 | ? VIDEO_SOUND_STEREO : VIDEO_SOUND_MONO; | |
900 | } | |
f7ce3cc6 MCC |
901 | return 0; |
902 | } | |
985bc96e | 903 | #endif |
7f171123 MCC |
904 | case TUNER_SET_CONFIG: |
905 | { | |
906 | struct dvb_tuner_ops *fe_tuner_ops = &t->fe.ops.tuner_ops; | |
907 | struct v4l2_priv_tun_config *cfg = arg; | |
908 | ||
909 | if (t->type != cfg->tuner) | |
910 | break; | |
1da177e4 | 911 | |
7f171123 MCC |
912 | if (t->type == TUNER_TDA9887) { |
913 | t->tda9887_config = *(unsigned int *)cfg->priv; | |
985bc96e | 914 | set_freq(client, t->tv_freq); |
7f171123 | 915 | break; |
985bc96e | 916 | } |
7f171123 MCC |
917 | |
918 | if (NULL == fe_tuner_ops->set_config) { | |
919 | tuner_warn("Tuner frontend module has no way to " | |
920 | "set config\n"); | |
921 | break; | |
922 | } | |
923 | fe_tuner_ops->set_config(&t->fe, cfg->priv); | |
924 | ||
985bc96e | 925 | break; |
7f171123 | 926 | } |
985bc96e MCC |
927 | /* --- v4l ioctls --- */ |
928 | /* take care: bttv does userspace copying, we'll get a | |
929 | kernel pointer here... */ | |
1da177e4 | 930 | case VIDIOC_S_STD: |
f7ce3cc6 MCC |
931 | { |
932 | v4l2_std_id *id = arg; | |
1da177e4 | 933 | |
f7ce3cc6 MCC |
934 | if (set_mode (client, t, V4L2_TUNER_ANALOG_TV, "VIDIOC_S_STD") |
935 | == EINVAL) | |
936 | return 0; | |
56fc08ca | 937 | |
f7ce3cc6 MCC |
938 | switch_v4l2(); |
939 | ||
940 | t->std = *id; | |
941 | tuner_fixup_std(t); | |
27487d44 HV |
942 | if (t->tv_freq) |
943 | set_freq(client, t->tv_freq); | |
f7ce3cc6 MCC |
944 | break; |
945 | } | |
1da177e4 | 946 | case VIDIOC_S_FREQUENCY: |
f7ce3cc6 MCC |
947 | { |
948 | struct v4l2_frequency *f = arg; | |
949 | ||
4f725cb3 HV |
950 | if (set_mode (client, t, f->type, "VIDIOC_S_FREQUENCY") |
951 | == EINVAL) | |
952 | return 0; | |
f7ce3cc6 | 953 | switch_v4l2(); |
27487d44 | 954 | set_freq(client,f->frequency); |
c184ca36 | 955 | |
f7ce3cc6 MCC |
956 | break; |
957 | } | |
958 | case VIDIOC_G_FREQUENCY: | |
959 | { | |
960 | struct v4l2_frequency *f = arg; | |
961 | ||
962 | if (check_mode(t, "VIDIOC_G_FREQUENCY") == EINVAL) | |
963 | return 0; | |
964 | switch_v4l2(); | |
965 | f->type = t->mode; | |
e18f9444 MK |
966 | if (fe_tuner_ops->get_frequency) { |
967 | u32 abs_freq; | |
968 | ||
969 | fe_tuner_ops->get_frequency(&t->fe, &abs_freq); | |
970 | f->frequency = (V4L2_TUNER_RADIO == t->mode) ? | |
971 | (abs_freq * 2 + 125/2) / 125 : | |
972 | (abs_freq + 62500/2) / 62500; | |
973 | break; | |
974 | } | |
27487d44 HV |
975 | f->frequency = (V4L2_TUNER_RADIO == t->mode) ? |
976 | t->radio_freq : t->tv_freq; | |
f7ce3cc6 MCC |
977 | break; |
978 | } | |
1da177e4 | 979 | case VIDIOC_G_TUNER: |
f7ce3cc6 MCC |
980 | { |
981 | struct v4l2_tuner *tuner = arg; | |
982 | ||
983 | if (check_mode(t, "VIDIOC_G_TUNER") == EINVAL) | |
984 | return 0; | |
985 | switch_v4l2(); | |
986 | ||
8a4b275f | 987 | tuner->type = t->mode; |
7a91a80a | 988 | if (t->ops.get_afc) |
db8a6956 | 989 | tuner->afc=t->ops.get_afc(t); |
ab4cecf9 HV |
990 | if (t->mode == V4L2_TUNER_ANALOG_TV) |
991 | tuner->capability |= V4L2_TUNER_CAP_NORM; | |
8a4b275f | 992 | if (t->mode != V4L2_TUNER_RADIO) { |
f7ce3cc6 MCC |
993 | tuner->rangelow = tv_range[0] * 16; |
994 | tuner->rangehigh = tv_range[1] * 16; | |
8a4b275f HV |
995 | break; |
996 | } | |
997 | ||
998 | /* radio mode */ | |
8a4b275f HV |
999 | tuner->rxsubchans = |
1000 | V4L2_TUNER_SUB_MONO | V4L2_TUNER_SUB_STEREO; | |
e18f9444 MK |
1001 | if (fe_tuner_ops->get_status) { |
1002 | u32 tuner_status; | |
1003 | ||
1004 | fe_tuner_ops->get_status(&t->fe, &tuner_status); | |
1005 | tuner->rxsubchans = (tuner_status & TUNER_STATUS_STEREO) ? | |
8a4b275f | 1006 | V4L2_TUNER_SUB_STEREO : V4L2_TUNER_SUB_MONO; |
e18f9444 MK |
1007 | } else { |
1008 | if (t->ops.is_stereo) { | |
1009 | tuner->rxsubchans = t->ops.is_stereo(t) ? | |
1010 | V4L2_TUNER_SUB_STEREO : V4L2_TUNER_SUB_MONO; | |
1011 | } | |
56fc08ca | 1012 | } |
1f5ef197 MK |
1013 | if (t->ops.has_signal) |
1014 | tuner->signal = t->ops.has_signal(t); | |
8a4b275f HV |
1015 | tuner->capability |= |
1016 | V4L2_TUNER_CAP_LOW | V4L2_TUNER_CAP_STEREO; | |
1017 | tuner->audmode = t->audmode; | |
1018 | tuner->rangelow = radio_range[0] * 16000; | |
1019 | tuner->rangehigh = radio_range[1] * 16000; | |
f7ce3cc6 MCC |
1020 | break; |
1021 | } | |
1022 | case VIDIOC_S_TUNER: | |
1023 | { | |
1024 | struct v4l2_tuner *tuner = arg; | |
1025 | ||
1026 | if (check_mode(t, "VIDIOC_S_TUNER") == EINVAL) | |
1027 | return 0; | |
1028 | ||
1029 | switch_v4l2(); | |
1030 | ||
8a4b275f HV |
1031 | /* do nothing unless we're a radio tuner */ |
1032 | if (t->mode != V4L2_TUNER_RADIO) | |
1033 | break; | |
1034 | t->audmode = tuner->audmode; | |
1035 | set_radio_freq(client, t->radio_freq); | |
f7ce3cc6 | 1036 | break; |
56fc08ca | 1037 | } |
cd43c3f6 | 1038 | case VIDIOC_LOG_STATUS: |
7a91a80a | 1039 | if (t->ops.tuner_status) |
db8a6956 | 1040 | t->ops.tuner_status(t); |
cd43c3f6 | 1041 | break; |
1da177e4 LT |
1042 | } |
1043 | ||
1044 | return 0; | |
1045 | } | |
1046 | ||
21b48a70 | 1047 | static int tuner_suspend(struct i2c_client *c, pm_message_t state) |
1da177e4 | 1048 | { |
f7ce3cc6 | 1049 | struct tuner *t = i2c_get_clientdata (c); |
1da177e4 | 1050 | |
f7ce3cc6 | 1051 | tuner_dbg ("suspend\n"); |
1da177e4 LT |
1052 | /* FIXME: power down ??? */ |
1053 | return 0; | |
1054 | } | |
1055 | ||
21b48a70 | 1056 | static int tuner_resume(struct i2c_client *c) |
1da177e4 | 1057 | { |
f7ce3cc6 | 1058 | struct tuner *t = i2c_get_clientdata (c); |
1da177e4 | 1059 | |
f7ce3cc6 | 1060 | tuner_dbg ("resume\n"); |
27487d44 HV |
1061 | if (V4L2_TUNER_RADIO == t->mode) { |
1062 | if (t->radio_freq) | |
1063 | set_freq(c, t->radio_freq); | |
1064 | } else { | |
1065 | if (t->tv_freq) | |
1066 | set_freq(c, t->tv_freq); | |
1067 | } | |
1da177e4 LT |
1068 | return 0; |
1069 | } | |
1070 | ||
1071 | /* ----------------------------------------------------------------------- */ | |
1072 | ||
1073 | static struct i2c_driver driver = { | |
f7ce3cc6 | 1074 | .id = I2C_DRIVERID_TUNER, |
f7ce3cc6 MCC |
1075 | .attach_adapter = tuner_probe, |
1076 | .detach_client = tuner_detach, | |
1077 | .command = tuner_command, | |
21b48a70 JD |
1078 | .suspend = tuner_suspend, |
1079 | .resume = tuner_resume, | |
1da177e4 | 1080 | .driver = { |
cab462f7 | 1081 | .name = "tuner", |
cab462f7 | 1082 | }, |
1da177e4 | 1083 | }; |
f7ce3cc6 | 1084 | static struct i2c_client client_template = { |
fae91e72 | 1085 | .name = "(tuner unset)", |
f7ce3cc6 | 1086 | .driver = &driver, |
1da177e4 LT |
1087 | }; |
1088 | ||
1089 | static int __init tuner_init_module(void) | |
1090 | { | |
1091 | return i2c_add_driver(&driver); | |
1092 | } | |
1093 | ||
1094 | static void __exit tuner_cleanup_module(void) | |
1095 | { | |
1096 | i2c_del_driver(&driver); | |
1097 | } | |
1098 | ||
1099 | module_init(tuner_init_module); | |
1100 | module_exit(tuner_cleanup_module); | |
1101 | ||
1102 | /* | |
1103 | * Overrides for Emacs so that we follow Linus's tabbing style. | |
1104 | * --------------------------------------------------------------------------- | |
1105 | * Local variables: | |
1106 | * c-basic-offset: 8 | |
1107 | * End: | |
1108 | */ |