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Commit | Line | Data |
---|---|---|
1da177e4 | 1 | /* |
1da177e4 LT |
2 | * |
3 | * i2c tv tuner chip device driver | |
4 | * core core, i.e. kernel interfaces, registering and so on | |
5 | */ | |
6 | ||
7 | #include <linux/module.h> | |
1da177e4 | 8 | #include <linux/kernel.h> |
1da177e4 LT |
9 | #include <linux/string.h> |
10 | #include <linux/timer.h> | |
11 | #include <linux/delay.h> | |
12 | #include <linux/errno.h> | |
13 | #include <linux/slab.h> | |
14 | #include <linux/poll.h> | |
15 | #include <linux/i2c.h> | |
16 | #include <linux/types.h> | |
1da177e4 | 17 | #include <linux/init.h> |
ffbb807c | 18 | #include <linux/videodev.h> |
1da177e4 | 19 | #include <media/tuner.h> |
4adad287 | 20 | #include <media/tuner-types.h> |
5e453dc7 | 21 | #include <media/v4l2-common.h> |
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" |
4adad287 | 27 | #include "tuner-simple.h" |
1da177e4 LT |
28 | |
29 | #define UNSET (-1U) | |
30 | ||
31 | /* standard i2c insmod options */ | |
32 | static unsigned short normal_i2c[] = { | |
9ee476a5 | 33 | #ifdef CONFIG_TUNER_TEA5761 |
8573a9e6 MCC |
34 | 0x10, |
35 | #endif | |
de48eebc | 36 | 0x42, 0x43, 0x4a, 0x4b, /* tda8290 */ |
f5bec396 MCC |
37 | 0x60, 0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67, |
38 | 0x68, 0x69, 0x6a, 0x6b, 0x6c, 0x6d, 0x6e, 0x6f, | |
1da177e4 LT |
39 | I2C_CLIENT_END |
40 | }; | |
f7ce3cc6 | 41 | |
1da177e4 LT |
42 | I2C_CLIENT_INSMOD; |
43 | ||
44 | /* insmod options used at init time => read/only */ | |
f7ce3cc6 | 45 | static unsigned int addr = 0; |
c5287ba1 | 46 | static unsigned int no_autodetect = 0; |
fd3113e8 | 47 | static unsigned int show_i2c = 0; |
fd3113e8 | 48 | |
1da177e4 | 49 | /* insmod options used at runtime => read/write */ |
f9195ded | 50 | int tuner_debug = 0; |
1da177e4 | 51 | |
f7ce3cc6 | 52 | static unsigned int tv_range[2] = { 44, 958 }; |
1da177e4 LT |
53 | static unsigned int radio_range[2] = { 65, 108 }; |
54 | ||
7e578191 MCC |
55 | static char pal[] = "--"; |
56 | static char secam[] = "--"; | |
57 | static char ntsc[] = "-"; | |
58 | ||
f9195ded | 59 | |
7e578191 MCC |
60 | module_param(addr, int, 0444); |
61 | module_param(no_autodetect, int, 0444); | |
62 | module_param(show_i2c, int, 0444); | |
f9195ded | 63 | module_param_named(debug,tuner_debug, int, 0644); |
7e578191 MCC |
64 | module_param_string(pal, pal, sizeof(pal), 0644); |
65 | module_param_string(secam, secam, sizeof(secam), 0644); | |
66 | module_param_string(ntsc, ntsc, sizeof(ntsc), 0644); | |
f7ce3cc6 | 67 | module_param_array(tv_range, int, NULL, 0644); |
1da177e4 LT |
68 | module_param_array(radio_range, int, NULL, 0644); |
69 | ||
70 | MODULE_DESCRIPTION("device driver for various TV and TV+FM radio tuners"); | |
71 | MODULE_AUTHOR("Ralph Metzler, Gerd Knorr, Gunther Mayer"); | |
72 | MODULE_LICENSE("GPL"); | |
73 | ||
1da177e4 LT |
74 | static struct i2c_driver driver; |
75 | static struct i2c_client client_template; | |
76 | ||
77 | /* ---------------------------------------------------------------------- */ | |
78 | ||
e18f9444 MK |
79 | static void fe_set_freq(struct tuner *t, unsigned int freq) |
80 | { | |
81 | struct dvb_tuner_ops *fe_tuner_ops = &t->fe.ops.tuner_ops; | |
82 | ||
83 | struct analog_parameters params = { | |
84 | .frequency = freq, | |
85 | .mode = t->mode, | |
86 | .audmode = t->audmode, | |
87 | .std = t->std | |
88 | }; | |
89 | ||
90 | if (NULL == fe_tuner_ops->set_analog_params) { | |
91 | tuner_warn("Tuner frontend module has no way to set freq\n"); | |
92 | return; | |
93 | } | |
94 | fe_tuner_ops->set_analog_params(&t->fe, ¶ms); | |
95 | } | |
96 | ||
97 | static void fe_release(struct tuner *t) | |
98 | { | |
99 | struct dvb_tuner_ops *fe_tuner_ops = &t->fe.ops.tuner_ops; | |
100 | ||
101 | if (fe_tuner_ops->release) | |
102 | fe_tuner_ops->release(&t->fe); | |
103 | } | |
104 | ||
105 | static void fe_standby(struct tuner *t) | |
106 | { | |
107 | struct dvb_tuner_ops *fe_tuner_ops = &t->fe.ops.tuner_ops; | |
108 | ||
109 | if (fe_tuner_ops->sleep) | |
110 | fe_tuner_ops->sleep(&t->fe); | |
111 | } | |
112 | ||
1f5ef197 MK |
113 | static int fe_has_signal(struct tuner *t) |
114 | { | |
115 | struct dvb_tuner_ops *fe_tuner_ops = &t->fe.ops.tuner_ops; | |
116 | u16 strength; | |
117 | ||
118 | if (fe_tuner_ops->get_rf_strength) | |
119 | fe_tuner_ops->get_rf_strength(&t->fe, &strength); | |
120 | ||
121 | return strength; | |
122 | } | |
123 | ||
56fc08ca | 124 | /* Set tuner frequency, freq in Units of 62.5kHz = 1/16MHz */ |
1da177e4 LT |
125 | static void set_tv_freq(struct i2c_client *c, unsigned int freq) |
126 | { | |
127 | struct tuner *t = i2c_get_clientdata(c); | |
128 | ||
129 | if (t->type == UNSET) { | |
f7ce3cc6 | 130 | tuner_warn ("tuner type not set\n"); |
1da177e4 LT |
131 | return; |
132 | } | |
7a91a80a | 133 | if (NULL == t->ops.set_tv_freq) { |
f7ce3cc6 | 134 | tuner_warn ("Tuner has no way to set tv freq\n"); |
1da177e4 LT |
135 | return; |
136 | } | |
f7ce3cc6 MCC |
137 | if (freq < tv_range[0] * 16 || freq > tv_range[1] * 16) { |
138 | tuner_dbg ("TV freq (%d.%02d) out of range (%d-%d)\n", | |
139 | freq / 16, freq % 16 * 100 / 16, tv_range[0], | |
140 | tv_range[1]); | |
27487d44 HV |
141 | /* V4L2 spec: if the freq is not possible then the closest |
142 | possible value should be selected */ | |
143 | if (freq < tv_range[0] * 16) | |
144 | freq = tv_range[0] * 16; | |
145 | else | |
146 | freq = tv_range[1] * 16; | |
1da177e4 | 147 | } |
db8a6956 | 148 | t->ops.set_tv_freq(t, freq); |
1da177e4 LT |
149 | } |
150 | ||
151 | static void set_radio_freq(struct i2c_client *c, unsigned int freq) | |
152 | { | |
153 | struct tuner *t = i2c_get_clientdata(c); | |
154 | ||
155 | if (t->type == UNSET) { | |
f7ce3cc6 | 156 | tuner_warn ("tuner type not set\n"); |
1da177e4 LT |
157 | return; |
158 | } | |
7a91a80a | 159 | if (NULL == t->ops.set_radio_freq) { |
f7ce3cc6 | 160 | tuner_warn ("tuner has no way to set radio frequency\n"); |
1da177e4 LT |
161 | return; |
162 | } | |
27487d44 | 163 | if (freq < radio_range[0] * 16000 || freq > radio_range[1] * 16000) { |
f7ce3cc6 MCC |
164 | tuner_dbg ("radio freq (%d.%02d) out of range (%d-%d)\n", |
165 | freq / 16000, freq % 16000 * 100 / 16000, | |
166 | radio_range[0], radio_range[1]); | |
27487d44 HV |
167 | /* V4L2 spec: if the freq is not possible then the closest |
168 | possible value should be selected */ | |
169 | if (freq < radio_range[0] * 16000) | |
170 | freq = radio_range[0] * 16000; | |
171 | else | |
172 | freq = radio_range[1] * 16000; | |
1da177e4 | 173 | } |
586b0cab | 174 | |
db8a6956 | 175 | t->ops.set_radio_freq(t, freq); |
1da177e4 LT |
176 | } |
177 | ||
178 | static void set_freq(struct i2c_client *c, unsigned long freq) | |
179 | { | |
180 | struct tuner *t = i2c_get_clientdata(c); | |
181 | ||
182 | switch (t->mode) { | |
183 | case V4L2_TUNER_RADIO: | |
184 | tuner_dbg("radio freq set to %lu.%02lu\n", | |
f7ce3cc6 MCC |
185 | freq / 16000, freq % 16000 * 100 / 16000); |
186 | set_radio_freq(c, freq); | |
27487d44 | 187 | t->radio_freq = freq; |
1da177e4 LT |
188 | break; |
189 | case V4L2_TUNER_ANALOG_TV: | |
190 | case V4L2_TUNER_DIGITAL_TV: | |
191 | tuner_dbg("tv freq set to %lu.%02lu\n", | |
f7ce3cc6 | 192 | freq / 16, freq % 16 * 100 / 16); |
1da177e4 | 193 | set_tv_freq(c, freq); |
27487d44 | 194 | t->tv_freq = freq; |
1da177e4 LT |
195 | break; |
196 | } | |
1da177e4 LT |
197 | } |
198 | ||
293197cd MK |
199 | static void tuner_i2c_address_check(struct tuner *t) |
200 | { | |
201 | if ((t->type == UNSET || t->type == TUNER_ABSENT) || | |
202 | ((t->i2c.addr < 0x64) || (t->i2c.addr > 0x6f))) | |
203 | return; | |
204 | ||
205 | tuner_warn("====================== WARNING! ======================\n"); | |
206 | tuner_warn("Support for tuners in i2c address range 0x64 thru 0x6f\n"); | |
207 | tuner_warn("will soon be dropped. This message indicates that your\n"); | |
208 | tuner_warn("hardware has a %s tuner at i2c address 0x%02x.\n", | |
209 | t->i2c.name, t->i2c.addr); | |
210 | tuner_warn("To ensure continued support for your device, please\n"); | |
211 | tuner_warn("send a copy of this message, along with full dmesg\n"); | |
212 | tuner_warn("output to v4l-dvb-maintainer@linuxtv.org\n"); | |
213 | tuner_warn("Please use subject line: \"obsolete tuner i2c address.\"\n"); | |
214 | tuner_warn("driver: %s, addr: 0x%02x, type: %d (%s)\n", | |
215 | t->i2c.adapter->name, t->i2c.addr, t->type, | |
216 | tuners[t->type].name); | |
217 | tuner_warn("====================== WARNING! ======================\n"); | |
218 | } | |
219 | ||
910bb3e3 MK |
220 | static void attach_tda8290(struct tuner *t) |
221 | { | |
222 | struct tda8290_config cfg = { | |
223 | .lna_cfg = &t->config, | |
224 | .tuner_callback = t->tuner_callback | |
225 | }; | |
226 | tda8290_attach(&t->fe, t->i2c.adapter, t->i2c.addr, &cfg); | |
227 | } | |
228 | ||
4adad287 MK |
229 | static void attach_simple_tuner(struct tuner *t) |
230 | { | |
231 | struct simple_tuner_config cfg = { | |
232 | .type = t->type, | |
233 | .tun = &tuners[t->type] | |
234 | }; | |
235 | simple_tuner_attach(&t->fe, t->i2c.adapter, t->i2c.addr, &cfg); | |
236 | } | |
237 | ||
f7ce3cc6 | 238 | static void set_type(struct i2c_client *c, unsigned int type, |
de956c1e | 239 | unsigned int new_mode_mask, unsigned int new_config, |
cfeb8839 | 240 | int (*tuner_callback) (void *dev, int command,int arg)) |
1da177e4 LT |
241 | { |
242 | struct tuner *t = i2c_get_clientdata(c); | |
e18f9444 | 243 | struct dvb_tuner_ops *fe_tuner_ops = &t->fe.ops.tuner_ops; |
586b0cab | 244 | unsigned char buffer[4]; |
1da177e4 | 245 | |
f7ce3cc6 MCC |
246 | if (type == UNSET || type == TUNER_ABSENT) { |
247 | tuner_dbg ("tuner 0x%02x: Tuner type absent\n",c->addr); | |
1da177e4 | 248 | return; |
f7ce3cc6 MCC |
249 | } |
250 | ||
251 | if (type >= tuner_count) { | |
252 | tuner_warn ("tuner 0x%02x: Tuner count greater than %d\n",c->addr,tuner_count); | |
1da177e4 | 253 | return; |
f7ce3cc6 | 254 | } |
1da177e4 | 255 | |
80f90fba HH |
256 | t->type = type; |
257 | t->config = new_config; | |
258 | if (tuner_callback != NULL) { | |
259 | tuner_dbg("defining GPIO callback\n"); | |
260 | t->tuner_callback = tuner_callback; | |
261 | } | |
262 | ||
f7ce3cc6 | 263 | /* This code detects calls by card attach_inform */ |
1da177e4 | 264 | if (NULL == t->i2c.dev.driver) { |
f7ce3cc6 MCC |
265 | tuner_dbg ("tuner 0x%02x: called during i2c_client register by adapter's attach_inform\n", c->addr); |
266 | ||
1da177e4 LT |
267 | return; |
268 | } | |
56fc08ca | 269 | |
b2083199 | 270 | /* discard private data, in case set_type() was previously called */ |
7a91a80a | 271 | if (t->ops.release) |
db8a6956 | 272 | t->ops.release(t); |
052c50d9 MK |
273 | else { |
274 | kfree(t->priv); | |
275 | t->priv = NULL; | |
276 | } | |
be2b85a1 | 277 | |
1da177e4 LT |
278 | switch (t->type) { |
279 | case TUNER_MT2032: | |
96c0b7cf | 280 | microtune_attach(&t->fe, t->i2c.adapter, t->i2c.addr); |
1da177e4 LT |
281 | break; |
282 | case TUNER_PHILIPS_TDA8290: | |
910bb3e3 MK |
283 | { |
284 | attach_tda8290(t); | |
1da177e4 | 285 | break; |
910bb3e3 | 286 | } |
586b0cab | 287 | case TUNER_TEA5767: |
8d0936ed | 288 | if (tea5767_attach(&t->fe, t->i2c.adapter, t->i2c.addr) == NULL) { |
f7ce3cc6 MCC |
289 | t->type = TUNER_ABSENT; |
290 | t->mode_mask = T_UNINITIALIZED; | |
291 | return; | |
292 | } | |
293 | t->mode_mask = T_RADIO; | |
586b0cab | 294 | break; |
9ee476a5 | 295 | #ifdef CONFIG_TUNER_TEA5761 |
8573a9e6 | 296 | case TUNER_TEA5761: |
7ab10bf7 | 297 | if (tea5761_attach(&t->fe, t->i2c.adapter, t->i2c.addr) == NULL) { |
8573a9e6 MCC |
298 | t->type = TUNER_ABSENT; |
299 | t->mode_mask = T_UNINITIALIZED; | |
9ee476a5 | 300 | return; |
8573a9e6 MCC |
301 | } |
302 | t->mode_mask = T_RADIO; | |
303 | break; | |
304 | #endif | |
586b0cab MCC |
305 | case TUNER_PHILIPS_FMD1216ME_MK3: |
306 | buffer[0] = 0x0b; | |
307 | buffer[1] = 0xdc; | |
308 | buffer[2] = 0x9c; | |
309 | buffer[3] = 0x60; | |
f7ce3cc6 | 310 | i2c_master_send(c, buffer, 4); |
586b0cab MCC |
311 | mdelay(1); |
312 | buffer[2] = 0x86; | |
313 | buffer[3] = 0x54; | |
f7ce3cc6 | 314 | i2c_master_send(c, buffer, 4); |
4adad287 | 315 | attach_simple_tuner(t); |
586b0cab | 316 | break; |
93df3413 HH |
317 | case TUNER_PHILIPS_TD1316: |
318 | buffer[0] = 0x0b; | |
319 | buffer[1] = 0xdc; | |
320 | buffer[2] = 0x86; | |
321 | buffer[3] = 0xa4; | |
322 | i2c_master_send(c,buffer,4); | |
4adad287 | 323 | attach_simple_tuner(t); |
ac272ed7 | 324 | break; |
15396236 | 325 | case TUNER_TDA9887: |
db8a6956 | 326 | tda9887_tuner_init(t); |
15396236 | 327 | break; |
1da177e4 | 328 | default: |
4adad287 | 329 | attach_simple_tuner(t); |
1da177e4 LT |
330 | break; |
331 | } | |
f7ce3cc6 | 332 | |
e18f9444 MK |
333 | if (fe_tuner_ops->set_analog_params) { |
334 | strlcpy(t->i2c.name, fe_tuner_ops->info.name, sizeof(t->i2c.name)); | |
335 | ||
336 | t->ops.set_tv_freq = fe_set_freq; | |
337 | t->ops.set_radio_freq = fe_set_freq; | |
338 | t->ops.standby = fe_standby; | |
339 | t->ops.release = fe_release; | |
1f5ef197 | 340 | t->ops.has_signal = fe_has_signal; |
e18f9444 MK |
341 | } |
342 | ||
343 | tuner_info("type set to %s\n", t->i2c.name); | |
344 | ||
f7ce3cc6 MCC |
345 | if (t->mode_mask == T_UNINITIALIZED) |
346 | t->mode_mask = new_mode_mask; | |
347 | ||
27487d44 | 348 | set_freq(c, (V4L2_TUNER_RADIO == t->mode) ? t->radio_freq : t->tv_freq); |
f7ce3cc6 | 349 | tuner_dbg("%s %s I2C addr 0x%02x with type %d used for 0x%02x\n", |
604f28e2 | 350 | c->adapter->name, c->driver->driver.name, c->addr << 1, type, |
f7ce3cc6 | 351 | t->mode_mask); |
293197cd | 352 | tuner_i2c_address_check(t); |
1da177e4 LT |
353 | } |
354 | ||
f7ce3cc6 MCC |
355 | /* |
356 | * This function apply tuner config to tuner specified | |
357 | * by tun_setup structure. I addr is unset, then admin status | |
358 | * and tun addr status is more precise then current status, | |
359 | * it's applied. Otherwise status and type are applied only to | |
360 | * tuner with exactly the same addr. | |
361 | */ | |
362 | ||
363 | static void set_addr(struct i2c_client *c, struct tuner_setup *tun_setup) | |
364 | { | |
365 | struct tuner *t = i2c_get_clientdata(c); | |
366 | ||
15396236 MCC |
367 | tuner_dbg("set addr for type %i\n", t->type); |
368 | ||
de956c1e HH |
369 | if ( (t->type == UNSET && ((tun_setup->addr == ADDR_UNSET) && |
370 | (t->mode_mask & tun_setup->mode_mask))) || | |
371 | (tun_setup->addr == c->addr)) { | |
372 | set_type(c, tun_setup->type, tun_setup->mode_mask, | |
cfeb8839 | 373 | tun_setup->config, tun_setup->tuner_callback); |
f7ce3cc6 MCC |
374 | } |
375 | } | |
56fc08ca | 376 | |
f7ce3cc6 | 377 | static inline int check_mode(struct tuner *t, char *cmd) |
56fc08ca | 378 | { |
793cf9e6 MCC |
379 | if ((1 << t->mode & t->mode_mask) == 0) { |
380 | return EINVAL; | |
381 | } | |
382 | ||
383 | switch (t->mode) { | |
384 | case V4L2_TUNER_RADIO: | |
385 | tuner_dbg("Cmd %s accepted for radio\n", cmd); | |
386 | break; | |
387 | case V4L2_TUNER_ANALOG_TV: | |
388 | tuner_dbg("Cmd %s accepted for analog TV\n", cmd); | |
389 | break; | |
390 | case V4L2_TUNER_DIGITAL_TV: | |
391 | tuner_dbg("Cmd %s accepted for digital TV\n", cmd); | |
392 | break; | |
56fc08ca | 393 | } |
793cf9e6 | 394 | return 0; |
56fc08ca | 395 | } |
56fc08ca | 396 | |
f7ce3cc6 | 397 | /* get more precise norm info from insmod option */ |
1da177e4 LT |
398 | static int tuner_fixup_std(struct tuner *t) |
399 | { | |
400 | if ((t->std & V4L2_STD_PAL) == V4L2_STD_PAL) { | |
1da177e4 | 401 | switch (pal[0]) { |
e71ced1a HV |
402 | case '6': |
403 | tuner_dbg ("insmod fixup: PAL => PAL-60\n"); | |
404 | t->std = V4L2_STD_PAL_60; | |
405 | break; | |
1da177e4 LT |
406 | case 'b': |
407 | case 'B': | |
408 | case 'g': | |
409 | case 'G': | |
f7ce3cc6 | 410 | tuner_dbg ("insmod fixup: PAL => PAL-BG\n"); |
1da177e4 LT |
411 | t->std = V4L2_STD_PAL_BG; |
412 | break; | |
413 | case 'i': | |
414 | case 'I': | |
f7ce3cc6 | 415 | tuner_dbg ("insmod fixup: PAL => PAL-I\n"); |
1da177e4 LT |
416 | t->std = V4L2_STD_PAL_I; |
417 | break; | |
418 | case 'd': | |
419 | case 'D': | |
420 | case 'k': | |
421 | case 'K': | |
f7ce3cc6 | 422 | tuner_dbg ("insmod fixup: PAL => PAL-DK\n"); |
1da177e4 LT |
423 | t->std = V4L2_STD_PAL_DK; |
424 | break; | |
f7ce3cc6 MCC |
425 | case 'M': |
426 | case 'm': | |
427 | tuner_dbg ("insmod fixup: PAL => PAL-M\n"); | |
428 | t->std = V4L2_STD_PAL_M; | |
429 | break; | |
430 | case 'N': | |
431 | case 'n': | |
7e578191 MCC |
432 | if (pal[1] == 'c' || pal[1] == 'C') { |
433 | tuner_dbg("insmod fixup: PAL => PAL-Nc\n"); | |
434 | t->std = V4L2_STD_PAL_Nc; | |
435 | } else { | |
436 | tuner_dbg ("insmod fixup: PAL => PAL-N\n"); | |
437 | t->std = V4L2_STD_PAL_N; | |
438 | } | |
f7ce3cc6 | 439 | break; |
21d4df37 MCC |
440 | case '-': |
441 | /* default parameter, do nothing */ | |
442 | break; | |
443 | default: | |
444 | tuner_warn ("pal= argument not recognised\n"); | |
445 | break; | |
1da177e4 LT |
446 | } |
447 | } | |
f7ce3cc6 MCC |
448 | if ((t->std & V4L2_STD_SECAM) == V4L2_STD_SECAM) { |
449 | switch (secam[0]) { | |
7e578191 MCC |
450 | case 'b': |
451 | case 'B': | |
452 | case 'g': | |
453 | case 'G': | |
454 | case 'h': | |
455 | case 'H': | |
456 | tuner_dbg("insmod fixup: SECAM => SECAM-BGH\n"); | |
457 | t->std = V4L2_STD_SECAM_B | V4L2_STD_SECAM_G | V4L2_STD_SECAM_H; | |
458 | break; | |
f7ce3cc6 MCC |
459 | case 'd': |
460 | case 'D': | |
461 | case 'k': | |
462 | case 'K': | |
463 | tuner_dbg ("insmod fixup: SECAM => SECAM-DK\n"); | |
464 | t->std = V4L2_STD_SECAM_DK; | |
465 | break; | |
466 | case 'l': | |
467 | case 'L': | |
800d3c6f MCC |
468 | if ((secam[1]=='C')||(secam[1]=='c')) { |
469 | tuner_dbg ("insmod fixup: SECAM => SECAM-L'\n"); | |
470 | t->std = V4L2_STD_SECAM_LC; | |
471 | } else { | |
472 | tuner_dbg ("insmod fixup: SECAM => SECAM-L\n"); | |
473 | t->std = V4L2_STD_SECAM_L; | |
474 | } | |
f7ce3cc6 | 475 | break; |
21d4df37 MCC |
476 | case '-': |
477 | /* default parameter, do nothing */ | |
478 | break; | |
479 | default: | |
480 | tuner_warn ("secam= argument not recognised\n"); | |
481 | break; | |
f7ce3cc6 MCC |
482 | } |
483 | } | |
484 | ||
7e578191 MCC |
485 | if ((t->std & V4L2_STD_NTSC) == V4L2_STD_NTSC) { |
486 | switch (ntsc[0]) { | |
487 | case 'm': | |
488 | case 'M': | |
489 | tuner_dbg("insmod fixup: NTSC => NTSC-M\n"); | |
490 | t->std = V4L2_STD_NTSC_M; | |
491 | break; | |
492 | case 'j': | |
493 | case 'J': | |
494 | tuner_dbg("insmod fixup: NTSC => NTSC_M_JP\n"); | |
495 | t->std = V4L2_STD_NTSC_M_JP; | |
496 | break; | |
d97a11e0 HV |
497 | case 'k': |
498 | case 'K': | |
499 | tuner_dbg("insmod fixup: NTSC => NTSC_M_KR\n"); | |
500 | t->std = V4L2_STD_NTSC_M_KR; | |
501 | break; | |
7e578191 MCC |
502 | case '-': |
503 | /* default parameter, do nothing */ | |
504 | break; | |
505 | default: | |
506 | tuner_info("ntsc= argument not recognised\n"); | |
507 | break; | |
508 | } | |
509 | } | |
1da177e4 LT |
510 | return 0; |
511 | } | |
512 | ||
db8a6956 | 513 | static void tuner_status(struct tuner *t) |
7e578191 | 514 | { |
7e578191 | 515 | unsigned long freq, freq_fraction; |
e18f9444 | 516 | struct dvb_tuner_ops *fe_tuner_ops = &t->fe.ops.tuner_ops; |
7e578191 MCC |
517 | const char *p; |
518 | ||
519 | switch (t->mode) { | |
520 | case V4L2_TUNER_RADIO: p = "radio"; break; | |
521 | case V4L2_TUNER_ANALOG_TV: p = "analog TV"; break; | |
522 | case V4L2_TUNER_DIGITAL_TV: p = "digital TV"; break; | |
523 | default: p = "undefined"; break; | |
524 | } | |
525 | if (t->mode == V4L2_TUNER_RADIO) { | |
27487d44 HV |
526 | freq = t->radio_freq / 16000; |
527 | freq_fraction = (t->radio_freq % 16000) * 100 / 16000; | |
7e578191 | 528 | } else { |
27487d44 HV |
529 | freq = t->tv_freq / 16; |
530 | freq_fraction = (t->tv_freq % 16) * 100 / 16; | |
7e578191 MCC |
531 | } |
532 | tuner_info("Tuner mode: %s\n", p); | |
533 | tuner_info("Frequency: %lu.%02lu MHz\n", freq, freq_fraction); | |
4ae5c2e5 | 534 | tuner_info("Standard: 0x%08lx\n", (unsigned long)t->std); |
8a4b275f HV |
535 | if (t->mode != V4L2_TUNER_RADIO) |
536 | return; | |
e18f9444 MK |
537 | if (fe_tuner_ops->get_status) { |
538 | u32 tuner_status; | |
539 | ||
540 | fe_tuner_ops->get_status(&t->fe, &tuner_status); | |
541 | if (tuner_status & TUNER_STATUS_LOCKED) | |
542 | tuner_info("Tuner is locked.\n"); | |
543 | if (tuner_status & TUNER_STATUS_STEREO) | |
544 | tuner_info("Stereo: yes\n"); | |
545 | } | |
7a91a80a | 546 | if (t->ops.has_signal) { |
db8a6956 | 547 | tuner_info("Signal strength: %d\n", t->ops.has_signal(t)); |
8a4b275f | 548 | } |
7a91a80a | 549 | if (t->ops.is_stereo) { |
db8a6956 | 550 | tuner_info("Stereo: %s\n", t->ops.is_stereo(t) ? "yes" : "no"); |
7e578191 MCC |
551 | } |
552 | } | |
8a4b275f | 553 | |
1da177e4 LT |
554 | /* ---------------------------------------------------------------------- */ |
555 | ||
ba8fc399 | 556 | /* static vars: used only in tuner_attach and tuner_probe */ |
f7ce3cc6 MCC |
557 | static unsigned default_mode_mask; |
558 | ||
559 | /* During client attach, set_type is called by adapter's attach_inform callback. | |
560 | set_type must then be completed by tuner_attach. | |
561 | */ | |
1da177e4 LT |
562 | static int tuner_attach(struct i2c_adapter *adap, int addr, int kind) |
563 | { | |
564 | struct tuner *t; | |
565 | ||
f7ce3cc6 MCC |
566 | client_template.adapter = adap; |
567 | client_template.addr = addr; | |
1da177e4 | 568 | |
7408187d | 569 | t = kzalloc(sizeof(struct tuner), GFP_KERNEL); |
f7ce3cc6 MCC |
570 | if (NULL == t) |
571 | return -ENOMEM; | |
f7ce3cc6 | 572 | memcpy(&t->i2c, &client_template, sizeof(struct i2c_client)); |
1da177e4 | 573 | i2c_set_clientdata(&t->i2c, t); |
f7ce3cc6 | 574 | t->type = UNSET; |
f7ce3cc6 MCC |
575 | t->audmode = V4L2_TUNER_MODE_STEREO; |
576 | t->mode_mask = T_UNINITIALIZED; | |
7a91a80a | 577 | t->ops.tuner_status = tuner_status; |
f7ce3cc6 | 578 | |
fd3113e8 MCC |
579 | if (show_i2c) { |
580 | unsigned char buffer[16]; | |
581 | int i,rc; | |
582 | ||
583 | memset(buffer, 0, sizeof(buffer)); | |
584 | rc = i2c_master_recv(&t->i2c, buffer, sizeof(buffer)); | |
67678360 | 585 | tuner_info("I2C RECV = "); |
fd3113e8 MCC |
586 | for (i=0;i<rc;i++) |
587 | printk("%02x ",buffer[i]); | |
588 | printk("\n"); | |
589 | } | |
c28089a6 MH |
590 | /* HACK: This test were added to avoid tuner to probe tda9840 and tea6415c on the MXB card */ |
591 | if (adap->id == I2C_HW_SAA7146 && addr < 0x4a) | |
592 | return -ENODEV; | |
593 | ||
257c645d | 594 | /* autodetection code based on the i2c addr */ |
c5287ba1 | 595 | if (!no_autodetect) { |
13dd38d0 | 596 | switch (addr) { |
9ee476a5 | 597 | #ifdef CONFIG_TUNER_TEA5761 |
8573a9e6 | 598 | case 0x10: |
7ab10bf7 | 599 | if (tea5761_autodetection(t->i2c.adapter, t->i2c.addr) != EINVAL) { |
8573a9e6 MCC |
600 | t->type = TUNER_TEA5761; |
601 | t->mode_mask = T_RADIO; | |
602 | t->mode = T_STANDBY; | |
603 | t->radio_freq = 87.5 * 16000; /* Sets freq to FM range */ | |
604 | default_mode_mask &= ~T_RADIO; | |
605 | ||
606 | goto register_client; | |
607 | } | |
608 | break; | |
609 | #endif | |
13dd38d0 MCC |
610 | case 0x42: |
611 | case 0x43: | |
612 | case 0x4a: | |
95736034 | 613 | case 0x4b: |
67678360 MCC |
614 | /* If chip is not tda8290, don't register. |
615 | since it can be tda9887*/ | |
910bb3e3 | 616 | if (tda8290_probe(t->i2c.adapter, t->i2c.addr) == 0) { |
15396236 MCC |
617 | tuner_dbg("chip at addr %x is a tda8290\n", addr); |
618 | } else { | |
619 | /* Default is being tda9887 */ | |
620 | t->type = TUNER_TDA9887; | |
621 | t->mode_mask = T_RADIO | T_ANALOG_TV | T_DIGITAL_TV; | |
622 | t->mode = T_STANDBY; | |
623 | goto register_client; | |
13dd38d0 | 624 | } |
07345f5d HH |
625 | break; |
626 | case 0x60: | |
8d0936ed | 627 | if (tea5767_autodetection(t->i2c.adapter, t->i2c.addr) != EINVAL) { |
07345f5d HH |
628 | t->type = TUNER_TEA5767; |
629 | t->mode_mask = T_RADIO; | |
630 | t->mode = T_STANDBY; | |
27487d44 | 631 | t->radio_freq = 87.5 * 16000; /* Sets freq to FM range */ |
07345f5d | 632 | default_mode_mask &= ~T_RADIO; |
13dd38d0 | 633 | |
07345f5d HH |
634 | goto register_client; |
635 | } | |
636 | break; | |
f7ce3cc6 MCC |
637 | } |
638 | } | |
1da177e4 | 639 | |
f7ce3cc6 MCC |
640 | /* Initializes only the first adapter found */ |
641 | if (default_mode_mask != T_UNINITIALIZED) { | |
642 | tuner_dbg ("Setting mode_mask to 0x%02x\n", default_mode_mask); | |
643 | t->mode_mask = default_mode_mask; | |
27487d44 HV |
644 | t->tv_freq = 400 * 16; /* Sets freq to VHF High */ |
645 | t->radio_freq = 87.5 * 16000; /* Sets freq to FM range */ | |
f7ce3cc6 MCC |
646 | default_mode_mask = T_UNINITIALIZED; |
647 | } | |
56fc08ca | 648 | |
f7ce3cc6 | 649 | /* Should be just before return */ |
67678360 MCC |
650 | register_client: |
651 | tuner_info("chip found @ 0x%x (%s)\n", addr << 1, adap->name); | |
f7ce3cc6 | 652 | i2c_attach_client (&t->i2c); |
cfeb8839 | 653 | set_type (&t->i2c,t->type, t->mode_mask, t->config, t->tuner_callback); |
1da177e4 LT |
654 | return 0; |
655 | } | |
656 | ||
657 | static int tuner_probe(struct i2c_adapter *adap) | |
658 | { | |
659 | if (0 != addr) { | |
f5bec396 MCC |
660 | normal_i2c[0] = addr; |
661 | normal_i2c[1] = I2C_CLIENT_END; | |
1da177e4 | 662 | } |
1da177e4 | 663 | |
a1dec516 MK |
664 | /* HACK: Ignore 0x6b and 0x6f on cx88 boards. |
665 | * FusionHDTV5 RT Gold has an ir receiver at 0x6b | |
666 | * and an RTC at 0x6f which can get corrupted if probed. | |
667 | */ | |
9bc37caa MK |
668 | if ((adap->id == I2C_HW_B_CX2388x) || |
669 | (adap->id == I2C_HW_B_CX23885)) { | |
a1dec516 MK |
670 | unsigned int i = 0; |
671 | ||
672 | while (i < I2C_CLIENT_MAX_OPTS && ignore[i] != I2C_CLIENT_END) | |
673 | i += 2; | |
674 | if (i + 4 < I2C_CLIENT_MAX_OPTS) { | |
675 | ignore[i+0] = adap->nr; | |
676 | ignore[i+1] = 0x6b; | |
677 | ignore[i+2] = adap->nr; | |
678 | ignore[i+3] = 0x6f; | |
679 | ignore[i+4] = I2C_CLIENT_END; | |
680 | } else | |
681 | printk(KERN_WARNING "tuner: " | |
682 | "too many options specified " | |
683 | "in i2c probe ignore list!\n"); | |
684 | } | |
685 | ||
f7ce3cc6 | 686 | default_mode_mask = T_RADIO | T_ANALOG_TV | T_DIGITAL_TV; |
391cd727 | 687 | |
1da177e4 LT |
688 | if (adap->class & I2C_CLASS_TV_ANALOG) |
689 | return i2c_probe(adap, &addr_data, tuner_attach); | |
690 | return 0; | |
691 | } | |
692 | ||
693 | static int tuner_detach(struct i2c_client *client) | |
694 | { | |
695 | struct tuner *t = i2c_get_clientdata(client); | |
391cd727 MCC |
696 | int err; |
697 | ||
f7ce3cc6 | 698 | err = i2c_detach_client(&t->i2c); |
391cd727 | 699 | if (err) { |
f7ce3cc6 MCC |
700 | tuner_warn |
701 | ("Client deregistration failed, client not detached.\n"); | |
391cd727 MCC |
702 | return err; |
703 | } | |
1da177e4 | 704 | |
7a91a80a | 705 | if (t->ops.release) |
db8a6956 | 706 | t->ops.release(t); |
052c50d9 MK |
707 | else { |
708 | kfree(t->priv); | |
709 | } | |
1da177e4 LT |
710 | kfree(t); |
711 | return 0; | |
712 | } | |
713 | ||
f7ce3cc6 MCC |
714 | /* |
715 | * Switch tuner to other mode. If tuner support both tv and radio, | |
716 | * set another frequency to some value (This is needed for some pal | |
717 | * tuners to avoid locking). Otherwise, just put second tuner in | |
718 | * standby mode. | |
719 | */ | |
720 | ||
721 | static inline int set_mode(struct i2c_client *client, struct tuner *t, int mode, char *cmd) | |
722 | { | |
4ac97914 MCC |
723 | if (mode == t->mode) |
724 | return 0; | |
725 | ||
726 | t->mode = mode; | |
727 | ||
728 | if (check_mode(t, cmd) == EINVAL) { | |
729 | t->mode = T_STANDBY; | |
7a91a80a | 730 | if (t->ops.standby) |
db8a6956 | 731 | t->ops.standby(t); |
4ac97914 MCC |
732 | return EINVAL; |
733 | } | |
734 | return 0; | |
f7ce3cc6 MCC |
735 | } |
736 | ||
737 | #define switch_v4l2() if (!t->using_v4l2) \ | |
4ac97914 MCC |
738 | tuner_dbg("switching to v4l2\n"); \ |
739 | t->using_v4l2 = 1; | |
f7ce3cc6 MCC |
740 | |
741 | static inline int check_v4l2(struct tuner *t) | |
742 | { | |
3bbe5a83 HV |
743 | /* bttv still uses both v4l1 and v4l2 calls to the tuner (v4l2 for |
744 | TV, v4l1 for radio), until that is fixed this code is disabled. | |
745 | Otherwise the radio (v4l1) wouldn't tune after using the TV (v4l2) | |
746 | first. */ | |
f7ce3cc6 MCC |
747 | return 0; |
748 | } | |
1da177e4 | 749 | |
f7ce3cc6 | 750 | static int tuner_command(struct i2c_client *client, unsigned int cmd, void *arg) |
1da177e4 LT |
751 | { |
752 | struct tuner *t = i2c_get_clientdata(client); | |
e18f9444 | 753 | struct dvb_tuner_ops *fe_tuner_ops = &t->fe.ops.tuner_ops; |
1da177e4 | 754 | |
f9195ded | 755 | if (tuner_debug>1) |
5e453dc7 MK |
756 | v4l_i2c_print_ioctl(&(t->i2c),cmd); |
757 | ||
f7ce3cc6 | 758 | switch (cmd) { |
1da177e4 | 759 | /* --- configuration --- */ |
56fc08ca | 760 | case TUNER_SET_TYPE_ADDR: |
de956c1e | 761 | tuner_dbg ("Calling set_type_addr for type=%d, addr=0x%02x, mode=0x%02x, config=0x%02x\n", |
f7ce3cc6 MCC |
762 | ((struct tuner_setup *)arg)->type, |
763 | ((struct tuner_setup *)arg)->addr, | |
de956c1e HH |
764 | ((struct tuner_setup *)arg)->mode_mask, |
765 | ((struct tuner_setup *)arg)->config); | |
f7ce3cc6 MCC |
766 | |
767 | set_addr(client, (struct tuner_setup *)arg); | |
391cd727 | 768 | break; |
1da177e4 | 769 | case AUDC_SET_RADIO: |
27487d44 HV |
770 | if (set_mode(client, t, V4L2_TUNER_RADIO, "AUDC_SET_RADIO") |
771 | == EINVAL) | |
772 | return 0; | |
773 | if (t->radio_freq) | |
774 | set_freq(client, t->radio_freq); | |
1da177e4 | 775 | break; |
793cf9e6 | 776 | case TUNER_SET_STANDBY: |
27487d44 HV |
777 | if (check_mode(t, "TUNER_SET_STANDBY") == EINVAL) |
778 | return 0; | |
15396236 | 779 | t->mode = T_STANDBY; |
7a91a80a | 780 | if (t->ops.standby) |
db8a6956 | 781 | t->ops.standby(t); |
27487d44 | 782 | break; |
985bc96e | 783 | #ifdef CONFIG_VIDEO_V4L1 |
fd3113e8 MCC |
784 | case VIDIOCSAUDIO: |
785 | if (check_mode(t, "VIDIOCSAUDIO") == EINVAL) | |
786 | return 0; | |
787 | if (check_v4l2(t) == EINVAL) | |
788 | return 0; | |
789 | ||
790 | /* Should be implemented, since bttv calls it */ | |
791 | tuner_dbg("VIDIOCSAUDIO not implemented.\n"); | |
f7ce3cc6 | 792 | break; |
1da177e4 | 793 | case VIDIOCSCHAN: |
f7ce3cc6 MCC |
794 | { |
795 | static const v4l2_std_id map[] = { | |
796 | [VIDEO_MODE_PAL] = V4L2_STD_PAL, | |
797 | [VIDEO_MODE_NTSC] = V4L2_STD_NTSC_M, | |
798 | [VIDEO_MODE_SECAM] = V4L2_STD_SECAM, | |
799 | [4 /* bttv */ ] = V4L2_STD_PAL_M, | |
800 | [5 /* bttv */ ] = V4L2_STD_PAL_N, | |
801 | [6 /* bttv */ ] = V4L2_STD_NTSC_M_JP, | |
802 | }; | |
803 | struct video_channel *vc = arg; | |
804 | ||
805 | if (check_v4l2(t) == EINVAL) | |
806 | return 0; | |
807 | ||
808 | if (set_mode(client,t,V4L2_TUNER_ANALOG_TV, "VIDIOCSCHAN")==EINVAL) | |
809 | return 0; | |
810 | ||
811 | if (vc->norm < ARRAY_SIZE(map)) | |
812 | t->std = map[vc->norm]; | |
813 | tuner_fixup_std(t); | |
27487d44 HV |
814 | if (t->tv_freq) |
815 | set_tv_freq(client, t->tv_freq); | |
f7ce3cc6 MCC |
816 | return 0; |
817 | } | |
1da177e4 | 818 | case VIDIOCSFREQ: |
f7ce3cc6 MCC |
819 | { |
820 | unsigned long *v = arg; | |
1da177e4 | 821 | |
f7ce3cc6 MCC |
822 | if (check_mode(t, "VIDIOCSFREQ") == EINVAL) |
823 | return 0; | |
824 | if (check_v4l2(t) == EINVAL) | |
825 | return 0; | |
826 | ||
827 | set_freq(client, *v); | |
828 | return 0; | |
829 | } | |
1da177e4 | 830 | case VIDIOCGTUNER: |
f7ce3cc6 MCC |
831 | { |
832 | struct video_tuner *vt = arg; | |
833 | ||
834 | if (check_mode(t, "VIDIOCGTUNER") == EINVAL) | |
835 | return 0; | |
836 | if (check_v4l2(t) == EINVAL) | |
837 | return 0; | |
838 | ||
839 | if (V4L2_TUNER_RADIO == t->mode) { | |
e18f9444 MK |
840 | if (fe_tuner_ops->get_status) { |
841 | u32 tuner_status; | |
842 | ||
843 | fe_tuner_ops->get_status(&t->fe, &tuner_status); | |
1f5ef197 MK |
844 | if (tuner_status & TUNER_STATUS_STEREO) |
845 | vt->flags |= VIDEO_TUNER_STEREO_ON; | |
846 | else | |
847 | vt->flags &= ~VIDEO_TUNER_STEREO_ON; | |
e18f9444 MK |
848 | } else { |
849 | if (t->ops.is_stereo) { | |
850 | if (t->ops.is_stereo(t)) | |
851 | vt->flags |= | |
852 | VIDEO_TUNER_STEREO_ON; | |
853 | else | |
854 | vt->flags &= | |
855 | ~VIDEO_TUNER_STEREO_ON; | |
856 | } | |
f7ce3cc6 | 857 | } |
1f5ef197 MK |
858 | if (t->ops.has_signal) |
859 | vt->signal = t->ops.has_signal(t); | |
860 | ||
f7ce3cc6 | 861 | vt->flags |= VIDEO_TUNER_LOW; /* Allow freqs at 62.5 Hz */ |
586b0cab | 862 | |
f7ce3cc6 MCC |
863 | vt->rangelow = radio_range[0] * 16000; |
864 | vt->rangehigh = radio_range[1] * 16000; | |
586b0cab | 865 | |
f7ce3cc6 MCC |
866 | } else { |
867 | vt->rangelow = tv_range[0] * 16; | |
868 | vt->rangehigh = tv_range[1] * 16; | |
869 | } | |
56fc08ca | 870 | |
f7ce3cc6 MCC |
871 | return 0; |
872 | } | |
1da177e4 | 873 | case VIDIOCGAUDIO: |
f7ce3cc6 MCC |
874 | { |
875 | struct video_audio *va = arg; | |
876 | ||
877 | if (check_mode(t, "VIDIOCGAUDIO") == EINVAL) | |
878 | return 0; | |
879 | if (check_v4l2(t) == EINVAL) | |
880 | return 0; | |
881 | ||
e18f9444 MK |
882 | if (V4L2_TUNER_RADIO == t->mode) { |
883 | if (fe_tuner_ops->get_status) { | |
884 | u32 tuner_status; | |
885 | ||
886 | fe_tuner_ops->get_status(&t->fe, &tuner_status); | |
887 | va->mode = (tuner_status & TUNER_STATUS_STEREO) | |
888 | ? VIDEO_SOUND_STEREO : VIDEO_SOUND_MONO; | |
889 | } else if (t->ops.is_stereo) | |
890 | va->mode = t->ops.is_stereo(t) | |
891 | ? VIDEO_SOUND_STEREO : VIDEO_SOUND_MONO; | |
892 | } | |
f7ce3cc6 MCC |
893 | return 0; |
894 | } | |
985bc96e MCC |
895 | #endif |
896 | case TDA9887_SET_CONFIG: | |
897 | if (t->type == TUNER_TDA9887) { | |
898 | int *i = arg; | |
1da177e4 | 899 | |
985bc96e MCC |
900 | t->tda9887_config = *i; |
901 | set_freq(client, t->tv_freq); | |
902 | } | |
903 | break; | |
904 | /* --- v4l ioctls --- */ | |
905 | /* take care: bttv does userspace copying, we'll get a | |
906 | kernel pointer here... */ | |
1da177e4 | 907 | case VIDIOC_S_STD: |
f7ce3cc6 MCC |
908 | { |
909 | v4l2_std_id *id = arg; | |
1da177e4 | 910 | |
f7ce3cc6 MCC |
911 | if (set_mode (client, t, V4L2_TUNER_ANALOG_TV, "VIDIOC_S_STD") |
912 | == EINVAL) | |
913 | return 0; | |
56fc08ca | 914 | |
f7ce3cc6 MCC |
915 | switch_v4l2(); |
916 | ||
917 | t->std = *id; | |
918 | tuner_fixup_std(t); | |
27487d44 HV |
919 | if (t->tv_freq) |
920 | set_freq(client, t->tv_freq); | |
f7ce3cc6 MCC |
921 | break; |
922 | } | |
1da177e4 | 923 | case VIDIOC_S_FREQUENCY: |
f7ce3cc6 MCC |
924 | { |
925 | struct v4l2_frequency *f = arg; | |
926 | ||
4f725cb3 HV |
927 | if (set_mode (client, t, f->type, "VIDIOC_S_FREQUENCY") |
928 | == EINVAL) | |
929 | return 0; | |
f7ce3cc6 | 930 | switch_v4l2(); |
27487d44 | 931 | set_freq(client,f->frequency); |
c184ca36 | 932 | |
f7ce3cc6 MCC |
933 | break; |
934 | } | |
935 | case VIDIOC_G_FREQUENCY: | |
936 | { | |
937 | struct v4l2_frequency *f = arg; | |
938 | ||
939 | if (check_mode(t, "VIDIOC_G_FREQUENCY") == EINVAL) | |
940 | return 0; | |
941 | switch_v4l2(); | |
942 | f->type = t->mode; | |
e18f9444 MK |
943 | if (fe_tuner_ops->get_frequency) { |
944 | u32 abs_freq; | |
945 | ||
946 | fe_tuner_ops->get_frequency(&t->fe, &abs_freq); | |
947 | f->frequency = (V4L2_TUNER_RADIO == t->mode) ? | |
948 | (abs_freq * 2 + 125/2) / 125 : | |
949 | (abs_freq + 62500/2) / 62500; | |
950 | break; | |
951 | } | |
27487d44 HV |
952 | f->frequency = (V4L2_TUNER_RADIO == t->mode) ? |
953 | t->radio_freq : t->tv_freq; | |
f7ce3cc6 MCC |
954 | break; |
955 | } | |
1da177e4 | 956 | case VIDIOC_G_TUNER: |
f7ce3cc6 MCC |
957 | { |
958 | struct v4l2_tuner *tuner = arg; | |
959 | ||
960 | if (check_mode(t, "VIDIOC_G_TUNER") == EINVAL) | |
961 | return 0; | |
962 | switch_v4l2(); | |
963 | ||
8a4b275f | 964 | tuner->type = t->mode; |
7a91a80a | 965 | if (t->ops.get_afc) |
db8a6956 | 966 | tuner->afc=t->ops.get_afc(t); |
ab4cecf9 HV |
967 | if (t->mode == V4L2_TUNER_ANALOG_TV) |
968 | tuner->capability |= V4L2_TUNER_CAP_NORM; | |
8a4b275f | 969 | if (t->mode != V4L2_TUNER_RADIO) { |
f7ce3cc6 MCC |
970 | tuner->rangelow = tv_range[0] * 16; |
971 | tuner->rangehigh = tv_range[1] * 16; | |
8a4b275f HV |
972 | break; |
973 | } | |
974 | ||
975 | /* radio mode */ | |
8a4b275f HV |
976 | tuner->rxsubchans = |
977 | V4L2_TUNER_SUB_MONO | V4L2_TUNER_SUB_STEREO; | |
e18f9444 MK |
978 | if (fe_tuner_ops->get_status) { |
979 | u32 tuner_status; | |
980 | ||
981 | fe_tuner_ops->get_status(&t->fe, &tuner_status); | |
982 | tuner->rxsubchans = (tuner_status & TUNER_STATUS_STEREO) ? | |
8a4b275f | 983 | V4L2_TUNER_SUB_STEREO : V4L2_TUNER_SUB_MONO; |
e18f9444 MK |
984 | } else { |
985 | if (t->ops.is_stereo) { | |
986 | tuner->rxsubchans = t->ops.is_stereo(t) ? | |
987 | V4L2_TUNER_SUB_STEREO : V4L2_TUNER_SUB_MONO; | |
988 | } | |
56fc08ca | 989 | } |
1f5ef197 MK |
990 | if (t->ops.has_signal) |
991 | tuner->signal = t->ops.has_signal(t); | |
8a4b275f HV |
992 | tuner->capability |= |
993 | V4L2_TUNER_CAP_LOW | V4L2_TUNER_CAP_STEREO; | |
994 | tuner->audmode = t->audmode; | |
995 | tuner->rangelow = radio_range[0] * 16000; | |
996 | tuner->rangehigh = radio_range[1] * 16000; | |
f7ce3cc6 MCC |
997 | break; |
998 | } | |
999 | case VIDIOC_S_TUNER: | |
1000 | { | |
1001 | struct v4l2_tuner *tuner = arg; | |
1002 | ||
1003 | if (check_mode(t, "VIDIOC_S_TUNER") == EINVAL) | |
1004 | return 0; | |
1005 | ||
1006 | switch_v4l2(); | |
1007 | ||
8a4b275f HV |
1008 | /* do nothing unless we're a radio tuner */ |
1009 | if (t->mode != V4L2_TUNER_RADIO) | |
1010 | break; | |
1011 | t->audmode = tuner->audmode; | |
1012 | set_radio_freq(client, t->radio_freq); | |
f7ce3cc6 | 1013 | break; |
56fc08ca | 1014 | } |
cd43c3f6 | 1015 | case VIDIOC_LOG_STATUS: |
7a91a80a | 1016 | if (t->ops.tuner_status) |
db8a6956 | 1017 | t->ops.tuner_status(t); |
cd43c3f6 | 1018 | break; |
1da177e4 LT |
1019 | } |
1020 | ||
1021 | return 0; | |
1022 | } | |
1023 | ||
21b48a70 | 1024 | static int tuner_suspend(struct i2c_client *c, pm_message_t state) |
1da177e4 | 1025 | { |
f7ce3cc6 | 1026 | struct tuner *t = i2c_get_clientdata (c); |
1da177e4 | 1027 | |
f7ce3cc6 | 1028 | tuner_dbg ("suspend\n"); |
1da177e4 LT |
1029 | /* FIXME: power down ??? */ |
1030 | return 0; | |
1031 | } | |
1032 | ||
21b48a70 | 1033 | static int tuner_resume(struct i2c_client *c) |
1da177e4 | 1034 | { |
f7ce3cc6 | 1035 | struct tuner *t = i2c_get_clientdata (c); |
1da177e4 | 1036 | |
f7ce3cc6 | 1037 | tuner_dbg ("resume\n"); |
27487d44 HV |
1038 | if (V4L2_TUNER_RADIO == t->mode) { |
1039 | if (t->radio_freq) | |
1040 | set_freq(c, t->radio_freq); | |
1041 | } else { | |
1042 | if (t->tv_freq) | |
1043 | set_freq(c, t->tv_freq); | |
1044 | } | |
1da177e4 LT |
1045 | return 0; |
1046 | } | |
1047 | ||
1048 | /* ----------------------------------------------------------------------- */ | |
1049 | ||
1050 | static struct i2c_driver driver = { | |
f7ce3cc6 | 1051 | .id = I2C_DRIVERID_TUNER, |
f7ce3cc6 MCC |
1052 | .attach_adapter = tuner_probe, |
1053 | .detach_client = tuner_detach, | |
1054 | .command = tuner_command, | |
21b48a70 JD |
1055 | .suspend = tuner_suspend, |
1056 | .resume = tuner_resume, | |
1da177e4 | 1057 | .driver = { |
cab462f7 | 1058 | .name = "tuner", |
cab462f7 | 1059 | }, |
1da177e4 | 1060 | }; |
f7ce3cc6 | 1061 | static struct i2c_client client_template = { |
fae91e72 | 1062 | .name = "(tuner unset)", |
f7ce3cc6 | 1063 | .driver = &driver, |
1da177e4 LT |
1064 | }; |
1065 | ||
1066 | static int __init tuner_init_module(void) | |
1067 | { | |
1068 | return i2c_add_driver(&driver); | |
1069 | } | |
1070 | ||
1071 | static void __exit tuner_cleanup_module(void) | |
1072 | { | |
1073 | i2c_del_driver(&driver); | |
1074 | } | |
1075 | ||
1076 | module_init(tuner_init_module); | |
1077 | module_exit(tuner_cleanup_module); | |
1078 | ||
1079 | /* | |
1080 | * Overrides for Emacs so that we follow Linus's tabbing style. | |
1081 | * --------------------------------------------------------------------------- | |
1082 | * Local variables: | |
1083 | * c-basic-offset: 8 | |
1084 | * End: | |
1085 | */ |