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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[] = { | |
04d934ff | 33 | #if defined(CONFIG_TUNER_TEA5761) || (defined(CONFIG_TUNER_TEA5761_MODULE) && defined(MODULE)) |
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; | |
1419683d | 116 | u16 strength = 0; |
1f5ef197 MK |
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 | 195 | break; |
6cb45879 MCC |
196 | default: |
197 | tuner_dbg("freq set: unknown mode: 0x%04x!\n",t->mode); | |
1da177e4 | 198 | } |
1da177e4 LT |
199 | } |
200 | ||
293197cd MK |
201 | static void tuner_i2c_address_check(struct tuner *t) |
202 | { | |
203 | if ((t->type == UNSET || t->type == TUNER_ABSENT) || | |
204 | ((t->i2c.addr < 0x64) || (t->i2c.addr > 0x6f))) | |
205 | return; | |
206 | ||
207 | tuner_warn("====================== WARNING! ======================\n"); | |
208 | tuner_warn("Support for tuners in i2c address range 0x64 thru 0x6f\n"); | |
209 | tuner_warn("will soon be dropped. This message indicates that your\n"); | |
210 | tuner_warn("hardware has a %s tuner at i2c address 0x%02x.\n", | |
211 | t->i2c.name, t->i2c.addr); | |
212 | tuner_warn("To ensure continued support for your device, please\n"); | |
213 | tuner_warn("send a copy of this message, along with full dmesg\n"); | |
214 | tuner_warn("output to v4l-dvb-maintainer@linuxtv.org\n"); | |
215 | tuner_warn("Please use subject line: \"obsolete tuner i2c address.\"\n"); | |
216 | tuner_warn("driver: %s, addr: 0x%02x, type: %d (%s)\n", | |
217 | t->i2c.adapter->name, t->i2c.addr, t->type, | |
218 | tuners[t->type].name); | |
219 | tuner_warn("====================== WARNING! ======================\n"); | |
220 | } | |
221 | ||
910bb3e3 MK |
222 | static void attach_tda8290(struct tuner *t) |
223 | { | |
224 | struct tda8290_config cfg = { | |
225 | .lna_cfg = &t->config, | |
226 | .tuner_callback = t->tuner_callback | |
227 | }; | |
228 | tda8290_attach(&t->fe, t->i2c.adapter, t->i2c.addr, &cfg); | |
229 | } | |
230 | ||
4adad287 MK |
231 | static void attach_simple_tuner(struct tuner *t) |
232 | { | |
233 | struct simple_tuner_config cfg = { | |
234 | .type = t->type, | |
235 | .tun = &tuners[t->type] | |
236 | }; | |
237 | simple_tuner_attach(&t->fe, t->i2c.adapter, t->i2c.addr, &cfg); | |
238 | } | |
239 | ||
f7ce3cc6 | 240 | static void set_type(struct i2c_client *c, unsigned int type, |
de956c1e | 241 | unsigned int new_mode_mask, unsigned int new_config, |
cfeb8839 | 242 | int (*tuner_callback) (void *dev, int command,int arg)) |
1da177e4 LT |
243 | { |
244 | struct tuner *t = i2c_get_clientdata(c); | |
e18f9444 | 245 | struct dvb_tuner_ops *fe_tuner_ops = &t->fe.ops.tuner_ops; |
586b0cab | 246 | unsigned char buffer[4]; |
1da177e4 | 247 | |
f7ce3cc6 MCC |
248 | if (type == UNSET || type == TUNER_ABSENT) { |
249 | tuner_dbg ("tuner 0x%02x: Tuner type absent\n",c->addr); | |
1da177e4 | 250 | return; |
f7ce3cc6 MCC |
251 | } |
252 | ||
253 | if (type >= tuner_count) { | |
254 | tuner_warn ("tuner 0x%02x: Tuner count greater than %d\n",c->addr,tuner_count); | |
1da177e4 | 255 | return; |
f7ce3cc6 | 256 | } |
1da177e4 | 257 | |
80f90fba HH |
258 | t->type = type; |
259 | t->config = new_config; | |
260 | if (tuner_callback != NULL) { | |
261 | tuner_dbg("defining GPIO callback\n"); | |
262 | t->tuner_callback = tuner_callback; | |
263 | } | |
264 | ||
f7ce3cc6 | 265 | /* This code detects calls by card attach_inform */ |
1da177e4 | 266 | if (NULL == t->i2c.dev.driver) { |
f7ce3cc6 MCC |
267 | tuner_dbg ("tuner 0x%02x: called during i2c_client register by adapter's attach_inform\n", c->addr); |
268 | ||
1da177e4 LT |
269 | return; |
270 | } | |
56fc08ca | 271 | |
b2083199 | 272 | /* discard private data, in case set_type() was previously called */ |
7a91a80a | 273 | if (t->ops.release) |
db8a6956 | 274 | t->ops.release(t); |
052c50d9 MK |
275 | else { |
276 | kfree(t->priv); | |
277 | t->priv = NULL; | |
278 | } | |
be2b85a1 | 279 | |
1da177e4 LT |
280 | switch (t->type) { |
281 | case TUNER_MT2032: | |
96c0b7cf | 282 | microtune_attach(&t->fe, t->i2c.adapter, t->i2c.addr); |
1da177e4 LT |
283 | break; |
284 | case TUNER_PHILIPS_TDA8290: | |
910bb3e3 MK |
285 | { |
286 | attach_tda8290(t); | |
1da177e4 | 287 | break; |
910bb3e3 | 288 | } |
586b0cab | 289 | case TUNER_TEA5767: |
8d0936ed | 290 | if (tea5767_attach(&t->fe, t->i2c.adapter, t->i2c.addr) == NULL) { |
f7ce3cc6 MCC |
291 | t->type = TUNER_ABSENT; |
292 | t->mode_mask = T_UNINITIALIZED; | |
293 | return; | |
294 | } | |
295 | t->mode_mask = T_RADIO; | |
586b0cab | 296 | break; |
8573a9e6 | 297 | case TUNER_TEA5761: |
7ab10bf7 | 298 | if (tea5761_attach(&t->fe, t->i2c.adapter, t->i2c.addr) == NULL) { |
8573a9e6 MCC |
299 | t->type = TUNER_ABSENT; |
300 | t->mode_mask = T_UNINITIALIZED; | |
9ee476a5 | 301 | return; |
8573a9e6 MCC |
302 | } |
303 | t->mode_mask = T_RADIO; | |
304 | break; | |
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; |
6cb45879 MCC |
325 | case TUNER_XC2028: |
326 | xc2028_tuner_init(c); | |
327 | break; | |
15396236 | 328 | case TUNER_TDA9887: |
db8a6956 | 329 | tda9887_tuner_init(t); |
15396236 | 330 | break; |
1da177e4 | 331 | default: |
4adad287 | 332 | attach_simple_tuner(t); |
1da177e4 LT |
333 | break; |
334 | } | |
f7ce3cc6 | 335 | |
e18f9444 MK |
336 | if (fe_tuner_ops->set_analog_params) { |
337 | strlcpy(t->i2c.name, fe_tuner_ops->info.name, sizeof(t->i2c.name)); | |
338 | ||
339 | t->ops.set_tv_freq = fe_set_freq; | |
340 | t->ops.set_radio_freq = fe_set_freq; | |
341 | t->ops.standby = fe_standby; | |
342 | t->ops.release = fe_release; | |
1f5ef197 | 343 | t->ops.has_signal = fe_has_signal; |
e18f9444 MK |
344 | } |
345 | ||
346 | tuner_info("type set to %s\n", t->i2c.name); | |
347 | ||
f7ce3cc6 MCC |
348 | if (t->mode_mask == T_UNINITIALIZED) |
349 | t->mode_mask = new_mode_mask; | |
350 | ||
27487d44 | 351 | set_freq(c, (V4L2_TUNER_RADIO == t->mode) ? t->radio_freq : t->tv_freq); |
f7ce3cc6 | 352 | tuner_dbg("%s %s I2C addr 0x%02x with type %d used for 0x%02x\n", |
604f28e2 | 353 | c->adapter->name, c->driver->driver.name, c->addr << 1, type, |
f7ce3cc6 | 354 | t->mode_mask); |
293197cd | 355 | tuner_i2c_address_check(t); |
1da177e4 LT |
356 | } |
357 | ||
f7ce3cc6 MCC |
358 | /* |
359 | * This function apply tuner config to tuner specified | |
360 | * by tun_setup structure. I addr is unset, then admin status | |
361 | * and tun addr status is more precise then current status, | |
362 | * it's applied. Otherwise status and type are applied only to | |
363 | * tuner with exactly the same addr. | |
364 | */ | |
365 | ||
366 | static void set_addr(struct i2c_client *c, struct tuner_setup *tun_setup) | |
367 | { | |
368 | struct tuner *t = i2c_get_clientdata(c); | |
369 | ||
15396236 MCC |
370 | tuner_dbg("set addr for type %i\n", t->type); |
371 | ||
de956c1e HH |
372 | if ( (t->type == UNSET && ((tun_setup->addr == ADDR_UNSET) && |
373 | (t->mode_mask & tun_setup->mode_mask))) || | |
374 | (tun_setup->addr == c->addr)) { | |
375 | set_type(c, tun_setup->type, tun_setup->mode_mask, | |
cfeb8839 | 376 | tun_setup->config, tun_setup->tuner_callback); |
f7ce3cc6 MCC |
377 | } |
378 | } | |
56fc08ca | 379 | |
f7ce3cc6 | 380 | static inline int check_mode(struct tuner *t, char *cmd) |
56fc08ca | 381 | { |
793cf9e6 MCC |
382 | if ((1 << t->mode & t->mode_mask) == 0) { |
383 | return EINVAL; | |
384 | } | |
385 | ||
386 | switch (t->mode) { | |
387 | case V4L2_TUNER_RADIO: | |
388 | tuner_dbg("Cmd %s accepted for radio\n", cmd); | |
389 | break; | |
390 | case V4L2_TUNER_ANALOG_TV: | |
391 | tuner_dbg("Cmd %s accepted for analog TV\n", cmd); | |
392 | break; | |
393 | case V4L2_TUNER_DIGITAL_TV: | |
394 | tuner_dbg("Cmd %s accepted for digital TV\n", cmd); | |
395 | break; | |
56fc08ca | 396 | } |
793cf9e6 | 397 | return 0; |
56fc08ca | 398 | } |
56fc08ca | 399 | |
f7ce3cc6 | 400 | /* get more precise norm info from insmod option */ |
1da177e4 LT |
401 | static int tuner_fixup_std(struct tuner *t) |
402 | { | |
403 | if ((t->std & V4L2_STD_PAL) == V4L2_STD_PAL) { | |
1da177e4 | 404 | switch (pal[0]) { |
e71ced1a HV |
405 | case '6': |
406 | tuner_dbg ("insmod fixup: PAL => PAL-60\n"); | |
407 | t->std = V4L2_STD_PAL_60; | |
408 | break; | |
1da177e4 LT |
409 | case 'b': |
410 | case 'B': | |
411 | case 'g': | |
412 | case 'G': | |
f7ce3cc6 | 413 | tuner_dbg ("insmod fixup: PAL => PAL-BG\n"); |
1da177e4 LT |
414 | t->std = V4L2_STD_PAL_BG; |
415 | break; | |
416 | case 'i': | |
417 | case 'I': | |
f7ce3cc6 | 418 | tuner_dbg ("insmod fixup: PAL => PAL-I\n"); |
1da177e4 LT |
419 | t->std = V4L2_STD_PAL_I; |
420 | break; | |
421 | case 'd': | |
422 | case 'D': | |
423 | case 'k': | |
424 | case 'K': | |
f7ce3cc6 | 425 | tuner_dbg ("insmod fixup: PAL => PAL-DK\n"); |
1da177e4 LT |
426 | t->std = V4L2_STD_PAL_DK; |
427 | break; | |
f7ce3cc6 MCC |
428 | case 'M': |
429 | case 'm': | |
430 | tuner_dbg ("insmod fixup: PAL => PAL-M\n"); | |
431 | t->std = V4L2_STD_PAL_M; | |
432 | break; | |
433 | case 'N': | |
434 | case 'n': | |
7e578191 MCC |
435 | if (pal[1] == 'c' || pal[1] == 'C') { |
436 | tuner_dbg("insmod fixup: PAL => PAL-Nc\n"); | |
437 | t->std = V4L2_STD_PAL_Nc; | |
438 | } else { | |
439 | tuner_dbg ("insmod fixup: PAL => PAL-N\n"); | |
440 | t->std = V4L2_STD_PAL_N; | |
441 | } | |
f7ce3cc6 | 442 | break; |
21d4df37 MCC |
443 | case '-': |
444 | /* default parameter, do nothing */ | |
445 | break; | |
446 | default: | |
447 | tuner_warn ("pal= argument not recognised\n"); | |
448 | break; | |
1da177e4 LT |
449 | } |
450 | } | |
f7ce3cc6 MCC |
451 | if ((t->std & V4L2_STD_SECAM) == V4L2_STD_SECAM) { |
452 | switch (secam[0]) { | |
7e578191 MCC |
453 | case 'b': |
454 | case 'B': | |
455 | case 'g': | |
456 | case 'G': | |
457 | case 'h': | |
458 | case 'H': | |
459 | tuner_dbg("insmod fixup: SECAM => SECAM-BGH\n"); | |
460 | t->std = V4L2_STD_SECAM_B | V4L2_STD_SECAM_G | V4L2_STD_SECAM_H; | |
461 | break; | |
f7ce3cc6 MCC |
462 | case 'd': |
463 | case 'D': | |
464 | case 'k': | |
465 | case 'K': | |
466 | tuner_dbg ("insmod fixup: SECAM => SECAM-DK\n"); | |
467 | t->std = V4L2_STD_SECAM_DK; | |
468 | break; | |
469 | case 'l': | |
470 | case 'L': | |
800d3c6f MCC |
471 | if ((secam[1]=='C')||(secam[1]=='c')) { |
472 | tuner_dbg ("insmod fixup: SECAM => SECAM-L'\n"); | |
473 | t->std = V4L2_STD_SECAM_LC; | |
474 | } else { | |
475 | tuner_dbg ("insmod fixup: SECAM => SECAM-L\n"); | |
476 | t->std = V4L2_STD_SECAM_L; | |
477 | } | |
f7ce3cc6 | 478 | break; |
21d4df37 MCC |
479 | case '-': |
480 | /* default parameter, do nothing */ | |
481 | break; | |
482 | default: | |
483 | tuner_warn ("secam= argument not recognised\n"); | |
484 | break; | |
f7ce3cc6 MCC |
485 | } |
486 | } | |
487 | ||
7e578191 MCC |
488 | if ((t->std & V4L2_STD_NTSC) == V4L2_STD_NTSC) { |
489 | switch (ntsc[0]) { | |
490 | case 'm': | |
491 | case 'M': | |
492 | tuner_dbg("insmod fixup: NTSC => NTSC-M\n"); | |
493 | t->std = V4L2_STD_NTSC_M; | |
494 | break; | |
495 | case 'j': | |
496 | case 'J': | |
497 | tuner_dbg("insmod fixup: NTSC => NTSC_M_JP\n"); | |
498 | t->std = V4L2_STD_NTSC_M_JP; | |
499 | break; | |
d97a11e0 HV |
500 | case 'k': |
501 | case 'K': | |
502 | tuner_dbg("insmod fixup: NTSC => NTSC_M_KR\n"); | |
503 | t->std = V4L2_STD_NTSC_M_KR; | |
504 | break; | |
7e578191 MCC |
505 | case '-': |
506 | /* default parameter, do nothing */ | |
507 | break; | |
508 | default: | |
509 | tuner_info("ntsc= argument not recognised\n"); | |
510 | break; | |
511 | } | |
512 | } | |
1da177e4 LT |
513 | return 0; |
514 | } | |
515 | ||
db8a6956 | 516 | static void tuner_status(struct tuner *t) |
7e578191 | 517 | { |
7e578191 | 518 | unsigned long freq, freq_fraction; |
e18f9444 | 519 | struct dvb_tuner_ops *fe_tuner_ops = &t->fe.ops.tuner_ops; |
7e578191 MCC |
520 | const char *p; |
521 | ||
522 | switch (t->mode) { | |
523 | case V4L2_TUNER_RADIO: p = "radio"; break; | |
524 | case V4L2_TUNER_ANALOG_TV: p = "analog TV"; break; | |
525 | case V4L2_TUNER_DIGITAL_TV: p = "digital TV"; break; | |
526 | default: p = "undefined"; break; | |
527 | } | |
528 | if (t->mode == V4L2_TUNER_RADIO) { | |
27487d44 HV |
529 | freq = t->radio_freq / 16000; |
530 | freq_fraction = (t->radio_freq % 16000) * 100 / 16000; | |
7e578191 | 531 | } else { |
27487d44 HV |
532 | freq = t->tv_freq / 16; |
533 | freq_fraction = (t->tv_freq % 16) * 100 / 16; | |
7e578191 MCC |
534 | } |
535 | tuner_info("Tuner mode: %s\n", p); | |
536 | tuner_info("Frequency: %lu.%02lu MHz\n", freq, freq_fraction); | |
4ae5c2e5 | 537 | tuner_info("Standard: 0x%08lx\n", (unsigned long)t->std); |
8a4b275f HV |
538 | if (t->mode != V4L2_TUNER_RADIO) |
539 | return; | |
e18f9444 MK |
540 | if (fe_tuner_ops->get_status) { |
541 | u32 tuner_status; | |
542 | ||
543 | fe_tuner_ops->get_status(&t->fe, &tuner_status); | |
544 | if (tuner_status & TUNER_STATUS_LOCKED) | |
545 | tuner_info("Tuner is locked.\n"); | |
546 | if (tuner_status & TUNER_STATUS_STEREO) | |
547 | tuner_info("Stereo: yes\n"); | |
548 | } | |
7a91a80a | 549 | if (t->ops.has_signal) { |
db8a6956 | 550 | tuner_info("Signal strength: %d\n", t->ops.has_signal(t)); |
8a4b275f | 551 | } |
7a91a80a | 552 | if (t->ops.is_stereo) { |
db8a6956 | 553 | tuner_info("Stereo: %s\n", t->ops.is_stereo(t) ? "yes" : "no"); |
7e578191 MCC |
554 | } |
555 | } | |
8a4b275f | 556 | |
1da177e4 LT |
557 | /* ---------------------------------------------------------------------- */ |
558 | ||
ba8fc399 | 559 | /* static vars: used only in tuner_attach and tuner_probe */ |
f7ce3cc6 MCC |
560 | static unsigned default_mode_mask; |
561 | ||
562 | /* During client attach, set_type is called by adapter's attach_inform callback. | |
563 | set_type must then be completed by tuner_attach. | |
564 | */ | |
1da177e4 LT |
565 | static int tuner_attach(struct i2c_adapter *adap, int addr, int kind) |
566 | { | |
567 | struct tuner *t; | |
568 | ||
f7ce3cc6 MCC |
569 | client_template.adapter = adap; |
570 | client_template.addr = addr; | |
1da177e4 | 571 | |
7408187d | 572 | t = kzalloc(sizeof(struct tuner), GFP_KERNEL); |
f7ce3cc6 MCC |
573 | if (NULL == t) |
574 | return -ENOMEM; | |
f7ce3cc6 | 575 | memcpy(&t->i2c, &client_template, sizeof(struct i2c_client)); |
1da177e4 | 576 | i2c_set_clientdata(&t->i2c, t); |
f7ce3cc6 | 577 | t->type = UNSET; |
f7ce3cc6 MCC |
578 | t->audmode = V4L2_TUNER_MODE_STEREO; |
579 | t->mode_mask = T_UNINITIALIZED; | |
7a91a80a | 580 | t->ops.tuner_status = tuner_status; |
f7ce3cc6 | 581 | |
fd3113e8 MCC |
582 | if (show_i2c) { |
583 | unsigned char buffer[16]; | |
584 | int i,rc; | |
585 | ||
586 | memset(buffer, 0, sizeof(buffer)); | |
587 | rc = i2c_master_recv(&t->i2c, buffer, sizeof(buffer)); | |
67678360 | 588 | tuner_info("I2C RECV = "); |
fd3113e8 MCC |
589 | for (i=0;i<rc;i++) |
590 | printk("%02x ",buffer[i]); | |
591 | printk("\n"); | |
592 | } | |
c28089a6 MH |
593 | /* HACK: This test were added to avoid tuner to probe tda9840 and tea6415c on the MXB card */ |
594 | if (adap->id == I2C_HW_SAA7146 && addr < 0x4a) | |
595 | return -ENODEV; | |
596 | ||
257c645d | 597 | /* autodetection code based on the i2c addr */ |
c5287ba1 | 598 | if (!no_autodetect) { |
13dd38d0 | 599 | switch (addr) { |
8573a9e6 | 600 | case 0x10: |
7ab10bf7 | 601 | if (tea5761_autodetection(t->i2c.adapter, t->i2c.addr) != EINVAL) { |
8573a9e6 MCC |
602 | t->type = TUNER_TEA5761; |
603 | t->mode_mask = T_RADIO; | |
604 | t->mode = T_STANDBY; | |
605 | t->radio_freq = 87.5 * 16000; /* Sets freq to FM range */ | |
606 | default_mode_mask &= ~T_RADIO; | |
607 | ||
608 | goto register_client; | |
609 | } | |
610 | break; | |
13dd38d0 MCC |
611 | case 0x42: |
612 | case 0x43: | |
613 | case 0x4a: | |
95736034 | 614 | case 0x4b: |
67678360 MCC |
615 | /* If chip is not tda8290, don't register. |
616 | since it can be tda9887*/ | |
910bb3e3 | 617 | if (tda8290_probe(t->i2c.adapter, t->i2c.addr) == 0) { |
15396236 MCC |
618 | tuner_dbg("chip at addr %x is a tda8290\n", addr); |
619 | } else { | |
620 | /* Default is being tda9887 */ | |
621 | t->type = TUNER_TDA9887; | |
622 | t->mode_mask = T_RADIO | T_ANALOG_TV | T_DIGITAL_TV; | |
623 | t->mode = T_STANDBY; | |
624 | goto register_client; | |
13dd38d0 | 625 | } |
07345f5d HH |
626 | break; |
627 | case 0x60: | |
8d0936ed | 628 | if (tea5767_autodetection(t->i2c.adapter, t->i2c.addr) != EINVAL) { |
07345f5d HH |
629 | t->type = TUNER_TEA5767; |
630 | t->mode_mask = T_RADIO; | |
631 | t->mode = T_STANDBY; | |
27487d44 | 632 | t->radio_freq = 87.5 * 16000; /* Sets freq to FM range */ |
07345f5d | 633 | default_mode_mask &= ~T_RADIO; |
13dd38d0 | 634 | |
07345f5d HH |
635 | goto register_client; |
636 | } | |
637 | break; | |
f7ce3cc6 MCC |
638 | } |
639 | } | |
1da177e4 | 640 | |
f7ce3cc6 MCC |
641 | /* Initializes only the first adapter found */ |
642 | if (default_mode_mask != T_UNINITIALIZED) { | |
643 | tuner_dbg ("Setting mode_mask to 0x%02x\n", default_mode_mask); | |
644 | t->mode_mask = default_mode_mask; | |
27487d44 HV |
645 | t->tv_freq = 400 * 16; /* Sets freq to VHF High */ |
646 | t->radio_freq = 87.5 * 16000; /* Sets freq to FM range */ | |
f7ce3cc6 MCC |
647 | default_mode_mask = T_UNINITIALIZED; |
648 | } | |
56fc08ca | 649 | |
f7ce3cc6 | 650 | /* Should be just before return */ |
67678360 MCC |
651 | register_client: |
652 | tuner_info("chip found @ 0x%x (%s)\n", addr << 1, adap->name); | |
f7ce3cc6 | 653 | i2c_attach_client (&t->i2c); |
cfeb8839 | 654 | set_type (&t->i2c,t->type, t->mode_mask, t->config, t->tuner_callback); |
1da177e4 LT |
655 | return 0; |
656 | } | |
657 | ||
658 | static int tuner_probe(struct i2c_adapter *adap) | |
659 | { | |
660 | if (0 != addr) { | |
f5bec396 MCC |
661 | normal_i2c[0] = addr; |
662 | normal_i2c[1] = I2C_CLIENT_END; | |
1da177e4 | 663 | } |
1da177e4 | 664 | |
a1dec516 MK |
665 | /* HACK: Ignore 0x6b and 0x6f on cx88 boards. |
666 | * FusionHDTV5 RT Gold has an ir receiver at 0x6b | |
667 | * and an RTC at 0x6f which can get corrupted if probed. | |
668 | */ | |
9bc37caa MK |
669 | if ((adap->id == I2C_HW_B_CX2388x) || |
670 | (adap->id == I2C_HW_B_CX23885)) { | |
a1dec516 MK |
671 | unsigned int i = 0; |
672 | ||
673 | while (i < I2C_CLIENT_MAX_OPTS && ignore[i] != I2C_CLIENT_END) | |
674 | i += 2; | |
675 | if (i + 4 < I2C_CLIENT_MAX_OPTS) { | |
676 | ignore[i+0] = adap->nr; | |
677 | ignore[i+1] = 0x6b; | |
678 | ignore[i+2] = adap->nr; | |
679 | ignore[i+3] = 0x6f; | |
680 | ignore[i+4] = I2C_CLIENT_END; | |
681 | } else | |
682 | printk(KERN_WARNING "tuner: " | |
683 | "too many options specified " | |
684 | "in i2c probe ignore list!\n"); | |
685 | } | |
686 | ||
f7ce3cc6 | 687 | default_mode_mask = T_RADIO | T_ANALOG_TV | T_DIGITAL_TV; |
391cd727 | 688 | |
1da177e4 LT |
689 | if (adap->class & I2C_CLASS_TV_ANALOG) |
690 | return i2c_probe(adap, &addr_data, tuner_attach); | |
691 | return 0; | |
692 | } | |
693 | ||
694 | static int tuner_detach(struct i2c_client *client) | |
695 | { | |
696 | struct tuner *t = i2c_get_clientdata(client); | |
391cd727 MCC |
697 | int err; |
698 | ||
f7ce3cc6 | 699 | err = i2c_detach_client(&t->i2c); |
391cd727 | 700 | if (err) { |
f7ce3cc6 MCC |
701 | tuner_warn |
702 | ("Client deregistration failed, client not detached.\n"); | |
391cd727 MCC |
703 | return err; |
704 | } | |
1da177e4 | 705 | |
7a91a80a | 706 | if (t->ops.release) |
db8a6956 | 707 | t->ops.release(t); |
052c50d9 MK |
708 | else { |
709 | kfree(t->priv); | |
710 | } | |
1da177e4 LT |
711 | kfree(t); |
712 | return 0; | |
713 | } | |
714 | ||
f7ce3cc6 MCC |
715 | /* |
716 | * Switch tuner to other mode. If tuner support both tv and radio, | |
717 | * set another frequency to some value (This is needed for some pal | |
718 | * tuners to avoid locking). Otherwise, just put second tuner in | |
719 | * standby mode. | |
720 | */ | |
721 | ||
722 | static inline int set_mode(struct i2c_client *client, struct tuner *t, int mode, char *cmd) | |
723 | { | |
4ac97914 MCC |
724 | if (mode == t->mode) |
725 | return 0; | |
726 | ||
727 | t->mode = mode; | |
728 | ||
729 | if (check_mode(t, cmd) == EINVAL) { | |
730 | t->mode = T_STANDBY; | |
7a91a80a | 731 | if (t->ops.standby) |
db8a6956 | 732 | t->ops.standby(t); |
4ac97914 MCC |
733 | return EINVAL; |
734 | } | |
735 | return 0; | |
f7ce3cc6 MCC |
736 | } |
737 | ||
738 | #define switch_v4l2() if (!t->using_v4l2) \ | |
4ac97914 MCC |
739 | tuner_dbg("switching to v4l2\n"); \ |
740 | t->using_v4l2 = 1; | |
f7ce3cc6 MCC |
741 | |
742 | static inline int check_v4l2(struct tuner *t) | |
743 | { | |
3bbe5a83 HV |
744 | /* bttv still uses both v4l1 and v4l2 calls to the tuner (v4l2 for |
745 | TV, v4l1 for radio), until that is fixed this code is disabled. | |
746 | Otherwise the radio (v4l1) wouldn't tune after using the TV (v4l2) | |
747 | first. */ | |
f7ce3cc6 MCC |
748 | return 0; |
749 | } | |
1da177e4 | 750 | |
f7ce3cc6 | 751 | static int tuner_command(struct i2c_client *client, unsigned int cmd, void *arg) |
1da177e4 LT |
752 | { |
753 | struct tuner *t = i2c_get_clientdata(client); | |
e18f9444 | 754 | struct dvb_tuner_ops *fe_tuner_ops = &t->fe.ops.tuner_ops; |
1da177e4 | 755 | |
f9195ded | 756 | if (tuner_debug>1) |
5e453dc7 MK |
757 | v4l_i2c_print_ioctl(&(t->i2c),cmd); |
758 | ||
f7ce3cc6 | 759 | switch (cmd) { |
1da177e4 | 760 | /* --- configuration --- */ |
56fc08ca | 761 | case TUNER_SET_TYPE_ADDR: |
de956c1e | 762 | tuner_dbg ("Calling set_type_addr for type=%d, addr=0x%02x, mode=0x%02x, config=0x%02x\n", |
f7ce3cc6 MCC |
763 | ((struct tuner_setup *)arg)->type, |
764 | ((struct tuner_setup *)arg)->addr, | |
de956c1e HH |
765 | ((struct tuner_setup *)arg)->mode_mask, |
766 | ((struct tuner_setup *)arg)->config); | |
f7ce3cc6 MCC |
767 | |
768 | set_addr(client, (struct tuner_setup *)arg); | |
391cd727 | 769 | break; |
1da177e4 | 770 | case AUDC_SET_RADIO: |
27487d44 HV |
771 | if (set_mode(client, t, V4L2_TUNER_RADIO, "AUDC_SET_RADIO") |
772 | == EINVAL) | |
773 | return 0; | |
774 | if (t->radio_freq) | |
775 | set_freq(client, t->radio_freq); | |
1da177e4 | 776 | break; |
793cf9e6 | 777 | case TUNER_SET_STANDBY: |
27487d44 HV |
778 | if (check_mode(t, "TUNER_SET_STANDBY") == EINVAL) |
779 | return 0; | |
15396236 | 780 | t->mode = T_STANDBY; |
7a91a80a | 781 | if (t->ops.standby) |
db8a6956 | 782 | t->ops.standby(t); |
27487d44 | 783 | break; |
985bc96e | 784 | #ifdef CONFIG_VIDEO_V4L1 |
fd3113e8 MCC |
785 | case VIDIOCSAUDIO: |
786 | if (check_mode(t, "VIDIOCSAUDIO") == EINVAL) | |
787 | return 0; | |
788 | if (check_v4l2(t) == EINVAL) | |
789 | return 0; | |
790 | ||
791 | /* Should be implemented, since bttv calls it */ | |
792 | tuner_dbg("VIDIOCSAUDIO not implemented.\n"); | |
f7ce3cc6 | 793 | break; |
1da177e4 | 794 | case VIDIOCSCHAN: |
f7ce3cc6 MCC |
795 | { |
796 | static const v4l2_std_id map[] = { | |
797 | [VIDEO_MODE_PAL] = V4L2_STD_PAL, | |
798 | [VIDEO_MODE_NTSC] = V4L2_STD_NTSC_M, | |
799 | [VIDEO_MODE_SECAM] = V4L2_STD_SECAM, | |
800 | [4 /* bttv */ ] = V4L2_STD_PAL_M, | |
801 | [5 /* bttv */ ] = V4L2_STD_PAL_N, | |
802 | [6 /* bttv */ ] = V4L2_STD_NTSC_M_JP, | |
803 | }; | |
804 | struct video_channel *vc = arg; | |
805 | ||
806 | if (check_v4l2(t) == EINVAL) | |
807 | return 0; | |
808 | ||
809 | if (set_mode(client,t,V4L2_TUNER_ANALOG_TV, "VIDIOCSCHAN")==EINVAL) | |
810 | return 0; | |
811 | ||
812 | if (vc->norm < ARRAY_SIZE(map)) | |
813 | t->std = map[vc->norm]; | |
814 | tuner_fixup_std(t); | |
27487d44 HV |
815 | if (t->tv_freq) |
816 | set_tv_freq(client, t->tv_freq); | |
f7ce3cc6 MCC |
817 | return 0; |
818 | } | |
1da177e4 | 819 | case VIDIOCSFREQ: |
f7ce3cc6 MCC |
820 | { |
821 | unsigned long *v = arg; | |
1da177e4 | 822 | |
f7ce3cc6 MCC |
823 | if (check_mode(t, "VIDIOCSFREQ") == EINVAL) |
824 | return 0; | |
825 | if (check_v4l2(t) == EINVAL) | |
826 | return 0; | |
827 | ||
828 | set_freq(client, *v); | |
829 | return 0; | |
830 | } | |
1da177e4 | 831 | case VIDIOCGTUNER: |
f7ce3cc6 MCC |
832 | { |
833 | struct video_tuner *vt = arg; | |
834 | ||
835 | if (check_mode(t, "VIDIOCGTUNER") == EINVAL) | |
836 | return 0; | |
837 | if (check_v4l2(t) == EINVAL) | |
838 | return 0; | |
839 | ||
840 | if (V4L2_TUNER_RADIO == t->mode) { | |
e18f9444 MK |
841 | if (fe_tuner_ops->get_status) { |
842 | u32 tuner_status; | |
843 | ||
844 | fe_tuner_ops->get_status(&t->fe, &tuner_status); | |
1f5ef197 MK |
845 | if (tuner_status & TUNER_STATUS_STEREO) |
846 | vt->flags |= VIDEO_TUNER_STEREO_ON; | |
847 | else | |
848 | vt->flags &= ~VIDEO_TUNER_STEREO_ON; | |
e18f9444 MK |
849 | } else { |
850 | if (t->ops.is_stereo) { | |
851 | if (t->ops.is_stereo(t)) | |
852 | vt->flags |= | |
853 | VIDEO_TUNER_STEREO_ON; | |
854 | else | |
855 | vt->flags &= | |
856 | ~VIDEO_TUNER_STEREO_ON; | |
857 | } | |
f7ce3cc6 | 858 | } |
1f5ef197 MK |
859 | if (t->ops.has_signal) |
860 | vt->signal = t->ops.has_signal(t); | |
861 | ||
f7ce3cc6 | 862 | vt->flags |= VIDEO_TUNER_LOW; /* Allow freqs at 62.5 Hz */ |
586b0cab | 863 | |
f7ce3cc6 MCC |
864 | vt->rangelow = radio_range[0] * 16000; |
865 | vt->rangehigh = radio_range[1] * 16000; | |
586b0cab | 866 | |
f7ce3cc6 MCC |
867 | } else { |
868 | vt->rangelow = tv_range[0] * 16; | |
869 | vt->rangehigh = tv_range[1] * 16; | |
870 | } | |
56fc08ca | 871 | |
f7ce3cc6 MCC |
872 | return 0; |
873 | } | |
1da177e4 | 874 | case VIDIOCGAUDIO: |
f7ce3cc6 MCC |
875 | { |
876 | struct video_audio *va = arg; | |
877 | ||
878 | if (check_mode(t, "VIDIOCGAUDIO") == EINVAL) | |
879 | return 0; | |
880 | if (check_v4l2(t) == EINVAL) | |
881 | return 0; | |
882 | ||
e18f9444 MK |
883 | if (V4L2_TUNER_RADIO == t->mode) { |
884 | if (fe_tuner_ops->get_status) { | |
885 | u32 tuner_status; | |
886 | ||
887 | fe_tuner_ops->get_status(&t->fe, &tuner_status); | |
888 | va->mode = (tuner_status & TUNER_STATUS_STEREO) | |
889 | ? VIDEO_SOUND_STEREO : VIDEO_SOUND_MONO; | |
890 | } else if (t->ops.is_stereo) | |
891 | va->mode = t->ops.is_stereo(t) | |
892 | ? VIDEO_SOUND_STEREO : VIDEO_SOUND_MONO; | |
893 | } | |
f7ce3cc6 MCC |
894 | return 0; |
895 | } | |
985bc96e | 896 | #endif |
7f171123 MCC |
897 | case TUNER_SET_CONFIG: |
898 | { | |
899 | struct dvb_tuner_ops *fe_tuner_ops = &t->fe.ops.tuner_ops; | |
900 | struct v4l2_priv_tun_config *cfg = arg; | |
901 | ||
902 | if (t->type != cfg->tuner) | |
903 | break; | |
1da177e4 | 904 | |
7f171123 MCC |
905 | if (t->type == TUNER_TDA9887) { |
906 | t->tda9887_config = *(unsigned int *)cfg->priv; | |
985bc96e | 907 | set_freq(client, t->tv_freq); |
7f171123 | 908 | break; |
985bc96e | 909 | } |
7f171123 MCC |
910 | |
911 | if (NULL == fe_tuner_ops->set_config) { | |
912 | tuner_warn("Tuner frontend module has no way to " | |
913 | "set config\n"); | |
914 | break; | |
915 | } | |
916 | fe_tuner_ops->set_config(&t->fe, cfg->priv); | |
917 | ||
985bc96e | 918 | break; |
7f171123 | 919 | } |
985bc96e MCC |
920 | /* --- v4l ioctls --- */ |
921 | /* take care: bttv does userspace copying, we'll get a | |
922 | kernel pointer here... */ | |
1da177e4 | 923 | case VIDIOC_S_STD: |
f7ce3cc6 MCC |
924 | { |
925 | v4l2_std_id *id = arg; | |
1da177e4 | 926 | |
f7ce3cc6 MCC |
927 | if (set_mode (client, t, V4L2_TUNER_ANALOG_TV, "VIDIOC_S_STD") |
928 | == EINVAL) | |
929 | return 0; | |
56fc08ca | 930 | |
f7ce3cc6 MCC |
931 | switch_v4l2(); |
932 | ||
933 | t->std = *id; | |
934 | tuner_fixup_std(t); | |
27487d44 HV |
935 | if (t->tv_freq) |
936 | set_freq(client, t->tv_freq); | |
f7ce3cc6 MCC |
937 | break; |
938 | } | |
1da177e4 | 939 | case VIDIOC_S_FREQUENCY: |
f7ce3cc6 MCC |
940 | { |
941 | struct v4l2_frequency *f = arg; | |
942 | ||
4f725cb3 HV |
943 | if (set_mode (client, t, f->type, "VIDIOC_S_FREQUENCY") |
944 | == EINVAL) | |
945 | return 0; | |
f7ce3cc6 | 946 | switch_v4l2(); |
27487d44 | 947 | set_freq(client,f->frequency); |
c184ca36 | 948 | |
f7ce3cc6 MCC |
949 | break; |
950 | } | |
951 | case VIDIOC_G_FREQUENCY: | |
952 | { | |
953 | struct v4l2_frequency *f = arg; | |
954 | ||
955 | if (check_mode(t, "VIDIOC_G_FREQUENCY") == EINVAL) | |
956 | return 0; | |
957 | switch_v4l2(); | |
958 | f->type = t->mode; | |
e18f9444 MK |
959 | if (fe_tuner_ops->get_frequency) { |
960 | u32 abs_freq; | |
961 | ||
962 | fe_tuner_ops->get_frequency(&t->fe, &abs_freq); | |
963 | f->frequency = (V4L2_TUNER_RADIO == t->mode) ? | |
964 | (abs_freq * 2 + 125/2) / 125 : | |
965 | (abs_freq + 62500/2) / 62500; | |
966 | break; | |
967 | } | |
27487d44 HV |
968 | f->frequency = (V4L2_TUNER_RADIO == t->mode) ? |
969 | t->radio_freq : t->tv_freq; | |
f7ce3cc6 MCC |
970 | break; |
971 | } | |
1da177e4 | 972 | case VIDIOC_G_TUNER: |
f7ce3cc6 MCC |
973 | { |
974 | struct v4l2_tuner *tuner = arg; | |
975 | ||
976 | if (check_mode(t, "VIDIOC_G_TUNER") == EINVAL) | |
977 | return 0; | |
978 | switch_v4l2(); | |
979 | ||
8a4b275f | 980 | tuner->type = t->mode; |
7a91a80a | 981 | if (t->ops.get_afc) |
db8a6956 | 982 | tuner->afc=t->ops.get_afc(t); |
ab4cecf9 HV |
983 | if (t->mode == V4L2_TUNER_ANALOG_TV) |
984 | tuner->capability |= V4L2_TUNER_CAP_NORM; | |
8a4b275f | 985 | if (t->mode != V4L2_TUNER_RADIO) { |
f7ce3cc6 MCC |
986 | tuner->rangelow = tv_range[0] * 16; |
987 | tuner->rangehigh = tv_range[1] * 16; | |
8a4b275f HV |
988 | break; |
989 | } | |
990 | ||
991 | /* radio mode */ | |
8a4b275f HV |
992 | tuner->rxsubchans = |
993 | V4L2_TUNER_SUB_MONO | V4L2_TUNER_SUB_STEREO; | |
e18f9444 MK |
994 | if (fe_tuner_ops->get_status) { |
995 | u32 tuner_status; | |
996 | ||
997 | fe_tuner_ops->get_status(&t->fe, &tuner_status); | |
998 | tuner->rxsubchans = (tuner_status & TUNER_STATUS_STEREO) ? | |
8a4b275f | 999 | V4L2_TUNER_SUB_STEREO : V4L2_TUNER_SUB_MONO; |
e18f9444 MK |
1000 | } else { |
1001 | if (t->ops.is_stereo) { | |
1002 | tuner->rxsubchans = t->ops.is_stereo(t) ? | |
1003 | V4L2_TUNER_SUB_STEREO : V4L2_TUNER_SUB_MONO; | |
1004 | } | |
56fc08ca | 1005 | } |
1f5ef197 MK |
1006 | if (t->ops.has_signal) |
1007 | tuner->signal = t->ops.has_signal(t); | |
8a4b275f HV |
1008 | tuner->capability |= |
1009 | V4L2_TUNER_CAP_LOW | V4L2_TUNER_CAP_STEREO; | |
1010 | tuner->audmode = t->audmode; | |
1011 | tuner->rangelow = radio_range[0] * 16000; | |
1012 | tuner->rangehigh = radio_range[1] * 16000; | |
f7ce3cc6 MCC |
1013 | break; |
1014 | } | |
1015 | case VIDIOC_S_TUNER: | |
1016 | { | |
1017 | struct v4l2_tuner *tuner = arg; | |
1018 | ||
1019 | if (check_mode(t, "VIDIOC_S_TUNER") == EINVAL) | |
1020 | return 0; | |
1021 | ||
1022 | switch_v4l2(); | |
1023 | ||
8a4b275f HV |
1024 | /* do nothing unless we're a radio tuner */ |
1025 | if (t->mode != V4L2_TUNER_RADIO) | |
1026 | break; | |
1027 | t->audmode = tuner->audmode; | |
1028 | set_radio_freq(client, t->radio_freq); | |
f7ce3cc6 | 1029 | break; |
56fc08ca | 1030 | } |
cd43c3f6 | 1031 | case VIDIOC_LOG_STATUS: |
7a91a80a | 1032 | if (t->ops.tuner_status) |
db8a6956 | 1033 | t->ops.tuner_status(t); |
cd43c3f6 | 1034 | break; |
1da177e4 LT |
1035 | } |
1036 | ||
1037 | return 0; | |
1038 | } | |
1039 | ||
21b48a70 | 1040 | static int tuner_suspend(struct i2c_client *c, pm_message_t state) |
1da177e4 | 1041 | { |
f7ce3cc6 | 1042 | struct tuner *t = i2c_get_clientdata (c); |
1da177e4 | 1043 | |
f7ce3cc6 | 1044 | tuner_dbg ("suspend\n"); |
1da177e4 LT |
1045 | /* FIXME: power down ??? */ |
1046 | return 0; | |
1047 | } | |
1048 | ||
21b48a70 | 1049 | static int tuner_resume(struct i2c_client *c) |
1da177e4 | 1050 | { |
f7ce3cc6 | 1051 | struct tuner *t = i2c_get_clientdata (c); |
1da177e4 | 1052 | |
f7ce3cc6 | 1053 | tuner_dbg ("resume\n"); |
27487d44 HV |
1054 | if (V4L2_TUNER_RADIO == t->mode) { |
1055 | if (t->radio_freq) | |
1056 | set_freq(c, t->radio_freq); | |
1057 | } else { | |
1058 | if (t->tv_freq) | |
1059 | set_freq(c, t->tv_freq); | |
1060 | } | |
1da177e4 LT |
1061 | return 0; |
1062 | } | |
1063 | ||
1064 | /* ----------------------------------------------------------------------- */ | |
1065 | ||
1066 | static struct i2c_driver driver = { | |
f7ce3cc6 | 1067 | .id = I2C_DRIVERID_TUNER, |
f7ce3cc6 MCC |
1068 | .attach_adapter = tuner_probe, |
1069 | .detach_client = tuner_detach, | |
1070 | .command = tuner_command, | |
21b48a70 JD |
1071 | .suspend = tuner_suspend, |
1072 | .resume = tuner_resume, | |
1da177e4 | 1073 | .driver = { |
cab462f7 | 1074 | .name = "tuner", |
cab462f7 | 1075 | }, |
1da177e4 | 1076 | }; |
f7ce3cc6 | 1077 | static struct i2c_client client_template = { |
fae91e72 | 1078 | .name = "(tuner unset)", |
f7ce3cc6 | 1079 | .driver = &driver, |
1da177e4 LT |
1080 | }; |
1081 | ||
1082 | static int __init tuner_init_module(void) | |
1083 | { | |
1084 | return i2c_add_driver(&driver); | |
1085 | } | |
1086 | ||
1087 | static void __exit tuner_cleanup_module(void) | |
1088 | { | |
1089 | i2c_del_driver(&driver); | |
1090 | } | |
1091 | ||
1092 | module_init(tuner_init_module); | |
1093 | module_exit(tuner_cleanup_module); | |
1094 | ||
1095 | /* | |
1096 | * Overrides for Emacs so that we follow Linus's tabbing style. | |
1097 | * --------------------------------------------------------------------------- | |
1098 | * Local variables: | |
1099 | * c-basic-offset: 8 | |
1100 | * End: | |
1101 | */ |